CN221923705U - Air duct machine - Google Patents

Abstract

The utility model discloses an air duct machine, which comprises: the shell is provided with an air inlet and an air outlet; a heat exchanger disposed in the housing, the heat exchanger configured to exchange heat with an air flow flowing therethrough to form a heat exchanged air flow; the fan is arranged in the shell and is configured to introduce air flow through the air inlet and then send out through the air outlet after passing through the heat exchanger; the electronic control assembly comprises an electronic control box and a circuit board, and the circuit board is arranged in the electronic control box; the electric control assembly further comprises a heat conduction component, and the heat conduction component penetrates through the electric control box and is in heat conduction connection with the circuit board; the heat conduction member is configured to absorb heat generated by the circuit board and release the heat to the outside of the electronic control box. The heat dissipation efficiency of the electric control box is improved, so that the use reliability of the air duct machine is improved.

Description

Air duct machine

Technical Field

The utility model relates to an air conditioner, in particular to an air duct machine.

Background

Air conditioners are household appliances commonly used in daily life of people, and are divided into wall-mounted air conditioners and cabinet air conditioners. Among them, an air conditioner generally includes an indoor unit installed at an indoor side and an outdoor unit installed at an outdoor side. The air duct machine belongs to one kind of central air conditioner, and is connected to indoor unit and outdoor unit, and has air duct led from indoor unit to each room, air duct returned to the outdoor unit, cooled, mixed with fresh air and re-sent.

Chinese patent publication No. CN212253089U discloses a box assembly and an air duct machine, which are configured with a box and a heat exchanger, a fan and an electronic control module assembly disposed in the box. The heat exchanger is installed on the water collector, and fan and automatically controlled box are arranged in one side of heat exchanger. Electronic components such as circuit board that sets up in the automatically controlled box will produce heat in the course of the work, and although, the automatically controlled box is located one side of fan and arranges, and the air current that the fan produced also can only take away the heat that the automatically controlled box was conducted away, and the circuit board breaks down and then leads to the service reliability of tuber pipe machine to reduce because of the unable quick heat dissipation of heat.

In view of this, how to design a technology for improving the heat dissipation efficiency of the electric control box to improve the use reliability of the air duct machine is a technical problem to be solved by the present utility model.

Disclosure of utility model

Aiming at the problems pointed out in the background art, the utility model provides an air duct machine, which can improve the heat dissipation efficiency of an electric control box so as to improve the use reliability of the air duct machine.

In order to achieve the aim of the utility model, the utility model is realized by adopting the following technical scheme:

In some embodiments of the present application, there is provided an air duct machine including:

The shell is provided with an air inlet and an air outlet;

A heat exchanger disposed in the housing, the heat exchanger configured to exchange heat with an air flow flowing therethrough to form a heat exchanged air flow;

The fan is arranged in the shell and is configured to introduce air flow through the air inlet and then send out through the air outlet after passing through the heat exchanger;

The electronic control assembly comprises an electronic control box and a circuit board, and the circuit board is arranged in the electronic control box;

A heat dissipation air duct is formed between the electric control box and the fan; the electric control assembly further comprises a heat conduction component, the heat conduction component penetrates through the electric control box, the heat conduction component is in heat conduction connection with the circuit board, and the part, extending out of the electric control box, of the heat conduction component is located in the heat dissipation air duct.

In one embodiment of the application, the electric control box and the fan are arranged on one side of the heat exchanger, and the heat conducting component is arranged close to the fan.

In one embodiment of the application, the electric control box comprises a box body and a box cover; the circuit board is arranged in the box body, the box cover is detachably arranged on the box body, and the box body is arranged in the shell;

the box body is provided with a heat dissipation opening, the heat conduction component is arranged in the heat dissipation opening, and the heat conduction component is in heat conduction connection with the circuit board.

In one embodiment of the application, the surface of the electric control box adjacent to the volute of the fan is a drainage surface, the drainage surface is obliquely arranged, the heat dissipation air duct is formed between the drainage surface and the outer wall of the volute of the fan, the part of the heat conduction component exposed out of the electric control box is positioned in the heat dissipation air duct, and the heat conduction component is adjacent to the volute of the fan.

In one embodiment of the present application, the heat dissipation air duct has a tapered structure along the airflow direction of the heat dissipation air duct;

And/or the heat conduction component is provided with a plurality of radiating fins, and the radiating fins are arranged in an extending manner along the airflow flowing direction in the radiating air duct.

One embodiment of the application further comprises a mounting support frame;

A mounting support surface is formed on the mounting support frame, and a ventilation connection port is also formed on the mounting support surface;

The installation support frame is arranged in the shell, the electric control box is arranged on the installation support surface, and the fan is arranged on the installation support surface and is connected with the ventilation connection port;

the electric control box and the fan are located between the mounting support frame and the heat exchanger.

According to one embodiment of the application, the ventilation connection port is further provided with the drainage cover, and the cross-sectional area of the drainage cover tends to increase along the air outlet direction.

According to one embodiment of the application, the heat exchanger comprises a first heat exchange component, a second heat exchange component, a blocking component and a shielding component, wherein the first heat exchange component and the second heat exchange component are arranged in a relatively inclined mode, the first heat exchange component and the second heat exchange component are of an integral V-shaped structure, the adjacent end parts of the first heat exchange component and the second heat exchange component are respectively arranged on the shielding component, the blocking component is arranged on the corresponding side parts of the first heat exchange component and the second heat exchange component, an air inlet area is formed between the end parts of the first heat exchange component and the second heat exchange component, which are far away from each other, and the shielding component is provided with a hanging part;

the air duct machine further comprises a hoisting assembly, wherein the hoisting assembly is arranged in the shell and is positioned between the fan and the heat exchanger;

The hanging portion is configured to hang on the hanging assembly in a state in which the housing is vertically installed.

In one embodiment of the application, the fan comprises a volute, an impeller and a motor, wherein the impeller is rotatably arranged in the volute, and the motor is configured to drive the impeller to rotate in the volute; the fan still includes the installation component, the installation component is including bearing support, fixed bolster and auxiliary stand, it is in to bear the frame setting one side of spiral case, the auxiliary stand sets up the opposite side of spiral case, the fixed bolster sets up bear on the support, the motor sets up bear the support with between the fixed bolster, the pivot of motor runs through the impeller, the free end of the pivot of motor rotationally sets up on the auxiliary stand.

In one embodiment of the application, the fan comprises a volute, an impeller and a motor, wherein the impeller is rotatably arranged in the volute, and the motor is configured to drive the impeller to rotate in the volute; a plurality of mounting parts are arranged on the peripheral ring of the motor, and the rotating shaft of the motor penetrates through the impeller;

The fan still includes the installation component, the installation component includes a plurality of installing support and auxiliary stand, the installing support sets up on the installation department and connect one side of spiral case, the auxiliary stand sets up the opposite side of spiral case, the free end of the pivot of motor rotationally sets up on the auxiliary stand.

In another embodiment of the present application, there is provided an air duct machine including:

The shell is provided with an air inlet and an air outlet;

A heat exchanger disposed in the housing, the heat exchanger configured to exchange heat with an air flow flowing therethrough to form a heat exchanged air flow;

The fan is arranged in the shell and is configured to introduce air flow through the air inlet and then send out through the air outlet after passing through the heat exchanger;

The electronic control assembly comprises an electronic control box and a circuit board, and the circuit board is arranged in the electronic control box;

The electronic control assembly further comprises a heat conduction component, and the heat conduction component is in heat conduction connection with the circuit board; the heat conduction component is configured to absorb heat generated by the circuit board and release the heat to the outside of the electronic control box; the fan is also configured to drive an airflow in the housing to flow so as to take away heat released by the heat conducting component to the outside of the electronic control box.

Compared with the prior art, the utility model has the advantages and positive effects that: through disposing the heat conduction part on the automatically controlled box, the heat conduction part can run through the automatically controlled box and be connected with the circuit board heat conduction, and the heat conduction part stretches out to the outside of automatically controlled box, and then can be through the heat conduction of heat conduction part with the circuit board to the outside of automatically controlled box, simultaneously, because form the heat dissipation wind channel between automatically controlled box and the fan, utilize the air current that the fan produced in the shell to carry out quick heat dissipation processing to the heat conduction part that lies in the heat dissipation wind channel, realize improving the radiating efficiency of automatically controlled box in order to improve the reliability in use of tuber pipe machine.

Drawings

FIG. 1 is a schematic view of an embodiment of an air duct machine according to the present utility model;

FIG. 2 is a schematic view of a part of the air duct machine of FIG. 1;

FIG. 3 is a schematic view of a lifting assembly of the ducted air machine of FIG. 1;

FIG. 4 is a schematic view of the load bearing member of FIG. 3;

FIG. 5 is an assembled view of the blower and electrical control assembly of FIG. 2;

FIG. 6 is an assembled view of the mounting bracket and the electrical control assembly of FIG. 5;

FIG. 7 is a schematic view of the structure of the case in FIG. 4;

FIG. 8 is a schematic view of a blower according to an embodiment of the present utility model;

FIG. 9 is a second schematic view of a blower according to an embodiment of the present utility model;

FIG. 10 is an assembled view of the motor and mounting assembly of FIG. 9;

FIG. 11 is a schematic view of the bearing bracket of FIG. 10;

FIG. 12 is a schematic view of the structure of the fixing bracket in FIG. 10;

FIG. 13 is a schematic view of the motor of FIG. 10;

FIG. 14 is an assembled cross-sectional view of the shaft and auxiliary bracket of FIG. 10;

FIG. 15 is a schematic view of a blower according to another embodiment of the present utility model;

FIG. 16 is an assembled view of the motor and mounting assembly of FIG. 15;

FIG. 17 is a schematic view of the mounting bracket of FIG. 16;

FIG. 18 is a schematic view of the structure of the fastener of FIG. 16;

FIG. 19 is a schematic view of the motor of FIG. 16;

FIG. 20 is an assembled view of the damping sleeve and metal sleeve of FIG. 16.

Detailed Description

The following description of the embodiments of the present application will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.

The air conditioner of the present application performs a refrigerating cycle of the air conditioner by using a compressor, a condenser, an expansion valve, and an evaporator. The refrigeration cycle includes a series of processes involving compression, condensation, expansion, and evaporation, and refrigerating or heating an indoor space.

The low-temperature low-pressure refrigerant enters the compressor, the compressor compresses the refrigerant gas into a high-temperature high-pressure state, and the compressed refrigerant gas is discharged. The discharged refrigerant gas flows into the condenser. The condenser condenses the compressed refrigerant into a liquid phase, and heat is released to the surrounding environment through the condensation process.

The expansion valve expands the liquid-phase refrigerant in a high-temperature and high-pressure state formed by condensation in the condenser into a low-pressure liquid-phase refrigerant. The evaporator evaporates the refrigerant expanded in the expansion valve and returns the refrigerant gas in a low-temperature and low-pressure state to the compressor. The evaporator may achieve a cooling effect by exchanging heat with a material to be cooled using latent heat of evaporation of a refrigerant. The air conditioner may adjust the temperature of the indoor space throughout the cycle.

An outdoor unit of an air conditioner refers to a portion of a refrigeration cycle including a compressor and an outdoor heat exchanger, an indoor unit of the air conditioner includes an indoor heat exchanger, and an expansion valve may be provided in the indoor unit or the outdoor unit.

The indoor heat exchanger and the outdoor heat exchanger function as a condenser or an evaporator. When the indoor heat exchanger is used as a condenser, the air conditioner is used as a heater of a heating mode, and when the indoor heat exchanger is used as an evaporator, the air conditioner is used as a cooler of a cooling mode.

As shown in fig. 1 to 7, in one embodiment of the present application, there is provided an air duct machine including: the heat exchange device comprises a shell 1, a heat exchange assembly 2, a fan 3, an electric control assembly 4 and the like.

The housing 1 serves as an external supporting and protecting body for mounting the relevant components. In order to meet the requirement of air flow heat exchange, an air inlet 11 and an air outlet 12 are arranged on the shell 1.

The heat exchange assembly 2 is used for performing heat exchange treatment on the air flow flowing into the shell 1 so as to perform heating and/or cooling treatment on the air flow. The heat exchange assembly 2 comprises a heat exchanger 21, the heat exchanger 21 being configured to exchange heat with an air flow flowing therethrough to form a heat exchanged air flow.

And because the condensed water or the defrosting water generated by the heat exchanger 21 needs to be collected and discharged during the use process, the heat exchange assembly 2 further comprises a water receiving disc 22, and the water receiving disc 22 is arranged at the bottom of the heat exchanger 21 for collecting the water left on the heat exchanger 21. The heat exchanger 21 is arranged on the water receiving tray 22.

The fan 3 is used as an airflow driving component, and the fan 3 drives the airflow to be introduced through the air inlet 11 and then sent out through the air outlet 12 after passing through the heat exchanger 21.

The electric control assembly 4 is mainly used for realizing electric connection with an external power supply source and can also control the operation of internal electric devices of the air duct machine. The electronic control assembly 4 comprises an electronic control box 41, wherein the electronic control box 41 is used as a mounting part of the electronic control assembly 4 and is mounted in the shell 1 through the electronic control box 41.

The electronic control assembly 4 further comprises a circuit board 42, said circuit board 42 being arranged in said electronic control box 41. The circuit board 42 is functionally configured with at least one circuit board 42 to meet power and control requirements.

The heat exchange assembly 2, the fan 3 and the electric control box 41 are arranged in the shell 1, and the heat exchange assembly 2 and the electric control box 41 are sequentially arranged along the airflow flowing direction inside the shell 1.

In an embodiment of the present application, in order to improve the heat dissipation efficiency of the circuit board 42 in the electronic control box 41, the electronic control assembly 4 further includes a heat conducting component 43, where the heat conducting component 43 is connected to the circuit board 42 in a heat conduction manner, and the heat conducting component is configured to conduct the heat generated by the circuit board to the outside of the electronic control box and perform heat dissipation treatment by means of the air flow generated by the fan.

The method comprises the following steps: a heat dissipation air duct is formed between the electric control box and the fan; the heat conduction part penetrates through the electric control box, the heat conduction part is in heat conduction connection with the circuit board, and the part of the heat conduction part extending out of the electric control box is located in the heat dissipation air duct.

Specifically, the circuit board 42 mounted in the case 411 generates heat during the power-on use, and therefore, the heat dissipation process is required for the circuit board 42. The electric control box 41 is provided with a heat conducting component 43, the heat conducting component 43 can be made of materials (such as aluminum and copper) with excellent heat conducting performance, the heat conducting component 43 is inserted into the heat dissipation port 4113 and is in heat conducting connection with the circuit board 42, and the heat conducting component 43 is utilized to effectively conduct heat dissipation treatment on the circuit board 42.

And the heat dissipation air channel formed between the electric control box 41 and the fan 3 can ensure that part of air flow flows into the heat dissipation air channel to quickly and efficiently take away the heat conducted by the heat conducting component 43 in the operation process of the fan 3, so that the heat dissipation efficiency of the circuit board 42 is improved.

Through dispose the heat conduction part on automatically controlled box, the heat conduction part can run through automatically controlled box and be connected with the circuit board heat conduction, and the heat conduction part stretches out to the outside of automatically controlled box, and then can conduct the heat of circuit board to the outside of automatically controlled box through the heat conduction part, utilizes the air current that the fan produced in the shell to carry out quick heat dissipation to the heat conduction part to handle, realizes improving the radiating efficiency of automatically controlled box in order to improve the reliability of use of tuber pipe machine.

In another embodiment of the present application, in order to conveniently install the blower 3 and the electric control assembly 4 to improve the reliability and convenience of assembly, the ducted air conditioner further includes an installation support frame 13, and the blower 3 and the electric control assembly 4 are installed and fixed by the installation support frame 13.

Specifically, the blower 3 and the electric control assembly 4 are respectively installed on the installation support frame 13, the blower 3 and the electric control assembly 4 are preassembled outside the housing 1 to form a modularized structure, and then are assembled and fixed in the housing 1 by means of the installation support frame 13, so that the blower 3 and the electric control assembly 4 are assembled into the housing together.

In one embodiment, to facilitate loading the mounting bracket 13 into the housing 1, the mounting bracket 13 may be assembled into the housing 1 by way of a plug-in mounting.

Specifically, a bearing slot 17 is arranged in the shell, and the mounting support frame 13 is inserted into the bearing slot 17. In this way, during the on-site assembly process of operators, the mounting support frame 13 provided with the fan 3 and the electric control assembly 4 is inserted into the bearing slot 17, so that the mounting support frame 13 is borne and supported in the bearing slot 17 on one hand, and the mounting support frame 13 can be limited and fixed by the bearing slot 17 on the other hand.

In some embodiments, the housing includes a support frame 15 and a plurality of shields 16, the shields 16 being removably disposed on the support frame 15.

Wherein the two guard plates 16 are arranged oppositely, the bearing slots 17 are arranged on the guard plates, and the mounting support frame 13 is inserted between the two bearing slots 17 which are arranged oppositely.

Specifically, the housing 1 is assembled by fixing the plurality of guard plates 16 to the support frame 15, and after fixing the guard plates 16 having the receiving slots 17 to the support frame 15, the mounting bracket 13 is inserted between the two receiving slots 17, and then the remaining guard plates 16 are assembled.

In another embodiment, the mounting support frame 13 is formed with a mounting support surface 131, and the mounting support surface 131 is further provided with a ventilation connection port 132;

The installation support frame 13 is arranged in the shell 1, the electric control box 41 is arranged on the installation support surface 131, and the fan 3 is arranged on the installation support surface 131 and is connected with the ventilation connection port 132;

Wherein, the electric control box 41 and the fan 3 are positioned between the mounting support frame 13 and the heat exchange assembly 2.

Specifically, the installation support frame 13 is fixedly arranged in the shell 1, the installation support frame 13 is used for installing and fixing the electric control assembly 4 through the installation support surface 131, and the electric control box 41 is matched with the installation support surface 131 to form a cavity.

The fan 3 is similarly mounted on the mounting support frame 13, and in order to meet the requirement of the fan 3 for driving airflow to flow, a ventilation connection port 132 is arranged on the mounting support surface 131, and an outlet of the fan 3 is connected with the ventilation connection port 132. After the fan 3 is started, air flow enters the shell 1 through the air inlet 11 to exchange heat with the heat exchanger 21 in the heat exchange assembly 2, then enters the fan 3, and is output from the ventilation connection port 132 to be conveyed to the outside of the shell 1 through the air outlet 12.

In a certain embodiment, in order to facilitate the installation of the fan 3, the installation support frame 13 is provided with installation slots 133 on the installation support surface 131 at two sides of the ventilation connection port 132, and the volute of the fan 3 is inserted into the installation slots 133.

Specifically, the volute of the fan 3 can be inserted into the installation slot 133, so that on one hand, the volute is fixedly installed on the installation support frame 13, and on the other hand, the volute can be reliably abutted with the ventilation connection port 132.

In an embodiment, the electric control box 41 is provided with a heat dissipation port 4113, and the heat conducting member 43 is inserted into the heat dissipation port 4113, so that on one hand, the installation requirement of the heat conducting member 43 is satisfied, and on the other hand, the heat conducting member 43 conducts the heat generated by the circuit board 42 to the outside of the electric control box 41 via the heat conducting member 43.

In one embodiment, since the blower 3 and the electronic control assembly 4 are both mounted on the mounting support surface 131 of the mounting support 13, the electronic control assembly 4 is disposed on one side of the blower 3. In order to increase the heat radiation efficiency of the heat conductive member 43, the heat conductive member 43 is disposed close to the blower 3.

Specifically, after the fan 3 is started, the air flow after heat exchange by the heat exchanger 21 flows towards the direction of the fan 3, and during the flowing process, part of the air flow directly flows into the inlet of the fan 3, and part of the air flow flows along the surface of the electric control box 41 to take away the heat released by the circuit board 42 absorbed by the heat conducting component 43, so that the heat dissipation efficiency of the heat conducting component 43 is improved.

In an embodiment, the ventilation connection port 132 is further provided with a drainage cover 14, and the cross-sectional area of the drainage cover 14 tends to increase along the air outlet direction.

Specifically, the flow guiding cover 14 is connected to the ventilation connection opening 132 for guiding the airflow output from the fan 3, and the flow guiding cover 14 guides the airflow to the air outlet 12 of the casing 1, so as to increase the air outlet coverage area of the air outlet 12.

In an embodiment, the surface of the electric control box 41 adjacent to the volute of the fan 3 is a drainage surface 410, the drainage surface 410 is obliquely arranged, the heat dissipation air duct is formed between the drainage surface and the outer wall of the volute of the fan, and the heat dissipation air duct is in a tapered structure along the airflow flowing direction of the heat dissipation air duct.

Specifically, in order to improve the heat dissipation efficiency of the circuit board 42 and improve the operation reliability of the circuit board 42, the surface of the electric control box 41 adjacent to the volute of the fan 3 is a drainage surface 410, so that the airflow is guided to flow through the electric control box 41 by the drainage surface, a heat dissipation air channel is formed between the drainage surface 410 and the volute of the fan 3, and after the fan is started, the airflow after heat exchange by the heat exchanger flows to the fan. Part of the air flow is sucked by the fan, and the other part of the air flow is sucked into the fan after passing through the heat dissipation air duct, so that the heat dissipation treatment can be effectively carried out on the circuit board of the electric control box through the heat dissipation air duct.

In an embodiment, the heat conducting component is provided with a plurality of heat radiating fins, and the heat radiating fins are arranged in an extending manner along the rotating shaft direction of the fan.

Specifically, since the radiating fins are located in the radiating air duct, the extending direction of the radiating fins is the same as the flowing direction of the air flow in the radiating air duct. On one hand, the air flow can flow along the radiating fins in the flowing process of the air flow so as to rapidly take away heat; on the other hand, the radiating fins can guide the air flow so as to ensure the smooth flow of the air flow in the radiating air duct.

In some embodiments of the present application, the electronic control box 41 may include a box 411, the circuit board 42 is disposed in the box 411, and the box 411 is disposed in the housing 1. The case 411 forms a space for mounting the circuit board 42, and is fitted into the housing 1 through the case 411 to effect mounting and fixing of the electronic control box 41.

In one embodiment, the electronic control box 41 may include a box cover 412, where the box cover 412 is detachably disposed on the box body 411. The box cover 412 adopts a detachable connection mode, so that when the circuit board 42 is maintained, the box cover 412 can be detached from the box body 411 to expose the circuit board 42, and further, the maintenance is convenient.

In some embodiments, for the drainage surface 410 formed on the electronic control box 41, the drainage surface 410 may be formed on the box 411. The box 411 is formed with a drainage surface 410, and the drainage surface 410 extends obliquely from the inner wall of the housing 1 along the direction away from the water pan 22. That is, the first end of the drainage surface 410 on the box 411 is close to the side wall of the housing 1 and the water receiving disc 22, and the second end of the drainage surface 410 on the box 411 is far away from the side wall of the housing 1 and the water receiving disc 22.

In some embodiments, the box 411 is further provided with a threading hole, and the threading hole is provided with a threading rubber plug 46 therein.

Specifically, the cable that the circuit board 42 in the electric control box 41 stretches out to the outside of the electric control box 41 is led out through the threading rubber plug 46, and the threading rubber plug 46 can seal the led-out part of the cable so as to improve the waterproof performance.

In some embodiments of the present application, in order to improve the installation reliability of the heat exchange assembly, the ducted air conditioner further includes a lifting assembly 5, where the lifting assembly 5 is disposed in the housing and between the fan and the heat exchange assembly; the lifting assembly 5 is configured to mount the heat exchanger 21 suspended.

Specifically, the heat exchanger is further provided with a hanging portion 211, and the hanging portion 211 is configured to hang on the hanging assembly 5 when the housing is in an upright installation state.

After the lifting assembly 5 is arranged in the shell, when the heat exchanger is arranged, the heat exchanger is hung on the lifting assembly 5 through the hanging part 211, so that the heat exchanger is hung and arranged through the lifting assembly 5, the weight of the heat exchanger is borne through the lifting assembly 5, and the damage to the water receiving disc 22 caused by the impact of the heat exchanger 21 when the heat exchanger falls is reduced.

In one embodiment, the hoisting assembly 5 includes a supporting member 51 and a bearing member 52, the bearing member 52 is provided with a limiting portion 521, the supporting member 51 is disposed in the housing, the bearing member 52 is disposed on the supporting member 51, and the bearing member 52 and the supporting member 51 are staggered.

Specifically, the hoist assembly 5 is fixedly provided in the housing by the support member 51, and the mount carrier member 52 is supported by the support member 51. The heat exchanger is further provided with a hanging portion 211, the hanging portion 211 is hung on the bearing member 52, and the hanging portion 211 is connected with the limiting portion 521 in a matching manner to limit the heat exchanger.

On the one hand, the hanging part 211 is hung on the bearing part 52 to realize hanging and mounting of the heat exchanger through the bearing part 52; on the other hand, the hanging part 211 is limited by the limiting part 521 arranged on the bearing part 52, so that the heat exchanger is hung on the bearing part 52 through the hanging part 211, and the mounting position of the heat exchanger is accurately limited through the limiting part 521.

In some embodiments, since the support member 51 needs to be firmly mounted to the housing and provide effective support, the lifting assembly 5 further includes a structural reinforcement 53, the structural reinforcement 53 being disposed on the support member 51, and the structural reinforcement 53 being disposed to extend along the length of the support member 51.

Specifically, in the hoisting assembly 5, the supporting member 51 and the bearing member 52 are typically formed by bending sheet metal, and the supporting member 51 is additionally provided with a structural reinforcement 53 for improving the overall structural strength thereof and the supporting capability. The structural reinforcement 53 is extended along the length direction of the support member 51 and is fixed to the support member 51 to improve the structural strength of the support member 51 as a whole.

In one embodiment, an inserting portion is provided at one end of the supporting member 51, and a fixing portion is provided at the other end of the supporting member 51;

The shell is internally provided with a plug-in matching part and a fixed matching part;

The plug-in part is plugged with the plug-in matching part, and the fixing part and the fixing connecting part are fixedly connected together by the screw.

Specifically, in order to facilitate rapid assembly of the support member 51 on site, an insertion portion is provided at one end of the support member 51, and during installation, the insertion portion is inserted into an insertion mating portion in the housing to achieve pre-assembly. Then, the fixing portion and the fixing connection portion are fixedly connected together by screws, thereby completing the fixing connection of the support member 51 in the housing.

In an embodiment, the fastening portion and the fastening portion may be formed by a through hole and a threaded hole, that is, a screw is threaded through the through hole and is connected in the threaded hole.

In another embodiment, the housing comprises a support frame 15 and a plurality of guard plates 16, the guard plates 16 are arranged on the support frame 15, and the plug-in matching parts and the fixed matching parts are formed on the support frame 15;

The insertion portion includes a first insertion tongue 511 provided on an end of the support member 51, the first insertion tongue 511 extending in a length direction of the support member 51, and the insertion mating portion includes a first insertion hole provided on the support frame 15, the first insertion tongue 511 being inserted in the first insertion hole.

Specifically, the plugging portion includes a first plug tongue 511, and when assembled, the first plug tongue 511 is to be inserted into a first receptacle provided correspondingly on the support frame 15, so as to locate the pre-assembled support member 51 by matching the first plug tongue 511 with the first receptacle. The first insert tongue 511 is inserted and connected during assembly, so that a field worker can conveniently and quickly assemble the first insert tongue. .

In a certain embodiment, in order to improve the reliability of plugging, the plugging portion further includes a second plug tongue 512, where the second plug tongue 512 extends along the length direction of the supporting member 51, the second plug tongue 512 is arranged side by side with the first plug tongue 511, a raising portion 513 is further disposed on a free end of the second plug tongue 512, and the raising portion 513 extends away from the first plug tongue 511;

the plug-in mating portion further includes a second insertion hole provided on the support frame 15, in which the second plug tongue 512 is inserted, and the tilted portion 513 is inserted into the second insertion hole and configured to restrict the second plug tongue 512 from being detached from the second insertion hole.

Specifically, the second inserting tongue 512 configured by the inserting portion and the first inserting tongue 511 are mutually matched and inserted into the corresponding inserting hole of the supporting frame 15, and the tilting portion 513 provided on the second inserting tongue 512 can be hooked at the edge of the second inserting hole by using the tilting portion 513 after the second inserting tongue 512 is inserted into the second inserting hole, so as to prevent the second inserting tongue 512 from being separated from the second inserting hole, thereby improving convenience in the assembling process.

In another embodiment, the heat exchanger comprises two heat exchange components, namely a first heat exchange component 212 and a second heat exchange component 213, wherein the first heat exchange component 212 and the second heat exchange component 213 are arranged in a relatively inclined way, and the first heat exchange component 212 and the second heat exchange component 213 are in an overall V-shaped structure. The first heat exchange part 212 and the second heat exchange part 213 are provided with refrigerant pipes and heat radiating fins to meet the requirements of ventilation and heat radiation.

The heat exchanger further comprises a blocking member 214, wherein the blocking member 214 is arranged on the corresponding side parts of the first heat exchange member 212 and the second heat exchange member 213, so that the two side parts of the first heat exchange member 212 and the second heat exchange member 213 are blocked by the blocking member 214, and air flow leakage from the two side parts of the two heat exchange members is blocked by the blocking member 214.

The heat exchanger further comprises a shielding component 215, the adjacent ends of the first heat exchange component 212 and the second heat exchange component 213 are respectively arranged on the shielding component 215, and an air inlet area is formed between the ends, far away from each other, of the first heat exchange component 212 and the second heat exchange component 213. The shielding member 215 can be fixedly connected with the first heat exchange member 212 and the second heat exchange member 213, and the shielding member 215 can also cover the ends of the first heat exchange member 212 and the second heat exchange member 213 so as to prevent air flow from leaking between the ends of the first heat exchange member 212 and the second heat exchange member 213.

Specifically, the shielding member 215 is provided with a hanging portion 211, the hanging portion 211 is utilized to meet the requirement of hanging and installing the heat exchanger, and meanwhile, the shielding member 215 can be effectively connected and fixed with the first heat exchange member 212 and the second heat exchange member 213, so that after hanging and installing, the first heat exchange member 212 and the second heat exchange member 213 can be firmly connected with the shielding member 215.

In some embodiments, the lifting assembly 5 comprises at least two of the support members 51 arranged side by side, and the lifting assembly 5 comprises at least two of the load bearing members 52 arranged side by side.

The outer surface of the shielding member 215 includes a first surface and a second surface, the first surface and the second surface are disposed in an inclined manner, two hanging portions 211 are disposed on the outer surface of the shielding member 215, one hanging portion 211 is disposed on the first surface, the other hanging portion 211 is disposed on the second surface, and the two hanging portions 211 are disposed at intervals; the hanging portion 211 is provided to hang on the corresponding carrier 52.

Specifically, for reliable hanging and installing the heat exchanger, two hanging parts 211 which are arranged at intervals and in a staggered manner are arranged on the outer surface of the shielding part 215, and the two hanging parts 211 can stably hang the whole heat exchanger so as to ensure the stability of the posture of the heat exchanger during transportation and use.

In another embodiment of the present application, for the fan 3, it generally includes a volute 31, a motor 32, and an impeller 33. The air pipe machine can be vertically installed and used in the actual use process, and can also be horizontally installed and used, at the moment, the requirements on the assembly accuracy and the structural stability between the motor 32 and the impeller 33 and the volute 31 are high, and in the transportation or carrying process, the operation reliability of the fan 3 can be influenced due to vibration generated by collision. For this purpose, the following structural improvements are made to the blower 3.

In an embodiment of the present application, as shown in fig. 8-14, the fan 3 includes a volute 31, an impeller 33, and a motor 32, the impeller 33 is rotatably disposed in the volute 31, and the motor 32 is configured to drive the impeller 33 to rotate in the volute 31.

The fan 3 may further include a mounting assembly 34, where the mounting assembly 34 includes a bearing bracket 341, a fixing bracket 342 and an auxiliary bracket 343, the bearing bracket is disposed on one side of the volute 31, the auxiliary bracket 343 is disposed on the other side of the volute 31, the fixing bracket 342 is disposed on the bearing bracket 341, the motor 32 is disposed between the bearing bracket 341 and the fixing bracket 342, a rotating shaft 321 of the motor 32 penetrates through the impeller 33, and a free end portion of the rotating shaft 321 of the motor 32 is rotatably disposed on the auxiliary bracket 343.

Specifically, during the assembly process of the fan 3, the main body of the motor 32 is supported and fixed by the bearing bracket 341, the bearing bracket 341 is connected to the volute 31 and located at one side of the impeller 33, and the rotating shaft 321 of the motor 32 is connected to the auxiliary bracket 343 after passing through the impeller 33, so that the free end of the rotating shaft 321 of the motor 32 can be supported by the auxiliary bracket 343.

In this way, the main body structure of the motor 32 is fixedly mounted on the bearing bracket 341 through the fixing bracket 342, the bearing bracket 341 supports the motor 32 and is firmly fixed to one side of the impeller 33, and the free end portion of the rotating shaft 321 of the motor 32 at the other side of the impeller 33 is supported through the auxiliary bracket 343. During handling of the ducted air machine, the main body of the motor 32 is effectively supported and secured by the mounting assembly 34.

The motor 32 is mounted on the volute 31 in an auxiliary manner through the mounting assembly 34, the rotating shaft 321 of the motor 32 is connected with the impeller 33 in a penetrating manner, the mounting assembly 34 supports the main body structure of the motor 32 on one side of the impeller 33 through the bearing bracket 341, and supports the rotating shaft 321 of the motor 32 on the other side of the impeller 33 through the auxiliary bracket 343 to penetrate through the free end part of the impeller 33, so that the motor 32 is effectively supported on both sides of the impeller 33, after the fan 3 is assembled, the impeller 33 can be reliably supported on the rotating shaft 321 of the motor 32, and in the transportation process, the motor 32 is reliably supported on both sides of the impeller 33 through the mounting assembly 34, so that the condition that the mounting position of the impeller 33 is changed due to deflection of the motor 32 to surge or inaccurate air quantity is reduced, and the use reliability of the air duct machine is improved.

In one embodiment, the bearing bracket 341 is provided with a bearing groove 3411, the motor 32 is located in the bearing groove 3411, and the fixing bracket 342 is provided on the bearing bracket 341 and configured to press the motor 32 to block the motor 32 from being separated from the bearing groove 3411.

Specifically, in order to facilitate positioning the main structure of the preassembled motor 32 during assembly, a carrying groove 3411 is provided on the carrying bracket 341, the motor 32 is placed by using the carrying groove 3411, after the motor 32 is placed in the carrying groove 3411, the fixing bracket 342 is assembled on the carrying bracket 341, and the motor 32 is fixedly mounted on the carrying bracket 341 by using the fixing bracket 342.

In another embodiment, in order to meet the requirement of fixedly connecting the bearing bracket 341 with the volute 31, the bearing bracket 341 is provided with a plurality of outwardly extending connecting portions 3412, a plurality of the connecting portions 3412 are distributed around the bearing groove 3411, and the connecting portions 3412 are detachably mounted on the volute 31.

Specifically, the connecting portion 3412 may be integrally formed with the bearing bracket 341, or the connecting portion 3412 may be independently formed and fixedly connected to the bearing bracket 341, and the free end of the connecting portion 3412 may be fixedly connected to the volute 31 by a screw or the like.

In some embodiments, in order to facilitate the firm assembly of the fixing bracket 342 to the bearing bracket 341, the bearing bracket 341 is provided with an insertion tongue 3413 and a screw hole 3414, one end portion of the fixing bracket 342 is provided with an insertion hole 3421, and the other end portion of the fixing bracket 342 is provided with a connection through hole 3422;

The insert 3413 is inserted into the insertion hole 3421, and a screw is inserted through the connection through hole 3422 and screwed into the screw hole 3414.

Specifically, in the process of fixedly mounting the motor 32 on the bearing bracket 341 through the fixing bracket 342, one end portion of the fixing bracket 342 is in quick plugging engagement with the plug tongue 3413 through the insertion hole 3421, and then the fixing bracket 342 is pressed on the motor 32 and passes through the connection through hole 3422 through a screw and is screwed to the screw hole 3414 to complete the assembly.

The engagement of the tongue 3413 with the insertion hole 3421 can reduce the amount of screws used, thereby improving the assembly efficiency.

In some embodiments, since the bearing bracket 341 is usually formed by a sheet metal part, for this reason, the bearing bracket 341 is formed by bending a sheet metal, bearing grooves 3411 are formed on two sides of the bearing bracket 341, and fixing brackets 342 are connected to two sides of the bearing bracket 341.

In another embodiment, in order to improve the overall structural strength of the bearing frame, the two sides of the bearing frame 341 may be further connected by a reinforcing member 344, where the reinforcing member 344 extends along the length direction of the rotating shaft 321 of the motor 32 and spans the main structure of the motor 32, so as to connect the two side portions of the bearing frame 341, thereby improving the structural strength.

In some embodiments, the two ends of the motor 32 are respectively provided with a first shock absorbing member 322, the first shock absorbing member 322 is located in the bearing groove 3411, and the first shock absorbing member 322 is clamped between the bearing bracket 341 and the fixing bracket 342.

Specifically, the first damping members 322 are respectively disposed at two ends of the motor 32, so that vibration generated in the operation process of the motor 32 is absorbed by the first damping members 322, and noise generated in the operation process of the motor 32 can be effectively reduced.

In one embodiment, the first shock absorbing member 322 is generally made of a flexible member such as a shock absorbing sleeve 347 or a shock absorbing block, and in order to provide reliability in use, the mounting assembly 34 further includes a snap ring 323, the snap ring 323 is provided with a compression notch, the snap ring 323 is sleeved on the first shock absorbing member 322, and the snap ring 323 is sandwiched between the bearing bracket 341 and the fixing bracket 342;

The compression notch is configured such that a distance between both end portions of the snap ring 323 is reduced after the snap ring 323 is clamped between the bearing bracket 341 and the fixing bracket 342.

Specifically, after the first shock absorbing member 322 is assembled to the motor 32, a snap ring 323 is sleeved on the outer portion of the first shock absorbing member 322, and the snap ring 323 is generally supported by a hard material (such as metal), so that the first shock absorbing member 322 can be protected on the outer portion of the first shock absorbing member 322. And the compression gap formed on the snap ring 323 can meet the requirement that the snap ring 323 can realize size reduction by utilizing the compression gap when the snap ring 323 is compressed by the fixing bracket 342, so that the first damping part 322 is firmly fixed on the motor 32.

In some embodiments, a limiting groove is formed on the outer circumference of the snap ring 323, and the bearing bracket 341 is clamped in the limiting groove. Specifically, the snap ring 323 is placed into the bearing groove 3411, so that the portion of the bearing bracket 341 forming the bearing groove 3411 is clamped in the limiting groove, so as to play a role in accurate limiting.

In some embodiments, the fixed bracket 342 is provided with a shielding portion 3423, the shielding portion 3423 is disposed outside the first shock absorbing member 322 and extends toward the direction of the bearing bracket 341, and the first shock absorbing member 322 is located between the shielding portion 3423 and the end surface of the motor 32; the shielding part 3423 is configured to shield the outside of the first shock absorbing member 322 to prevent the first shock absorbing member 322 from being separated from the motor 32;

Specifically, in the use, the pivot 321 of motor 32 drives impeller 33 and rotates and lead to motor 32 to produce the vibration, and vibration transmission gives first damping part 322 on, can appear first damping part 322 and take place deformation or shift, shelter from the spacing through the shielding part 3423 on the fixed bolster 342 to the outside of first damping part 322, can ensure that first damping part 322 can be firm install in the tip of motor 32 and the condition that can not take place to drop in the use.

In some embodiments, the inner circumference of the first shock absorbing member 322 is provided with a positioning portion, and the motor 32 is provided with a positioning mating portion, and the positioning portion and the positioning mating portion are connected together to limit the rotation of the first shock absorbing member 322 relative to the motor 32.

Specifically, to limit the rotation of the motor 32 relative to the first shock absorbing member 322, the positioning portion and the positioning mating portion are connected to limit the rotation of the motor 32 relative to the first shock absorbing member 322. The positioning part can be of a concave structure or a convex structure, and the positioning matching part can be of a convex structure or a concave structure.

In another embodiment, in order to ensure smooth rotation of the rotating shaft 321 of the motor 32 on the auxiliary bracket 343, the auxiliary bracket 343 is provided with a mounting hole, the mounting assembly 34 further includes a bearing 345, the bearing 345 is disposed in the mounting hole, and a free end of the rotating shaft 321 of the motor 32 is inserted into the bearing 345.

Specifically, the auxiliary bracket 343 is provided with a bearing 345 for supporting the rotating shaft 321 of the motor 32, so that the rotating shaft 321 of the motor 32 can be effectively supported and can smoothly rotate.

In one embodiment, the mounting assembly 34 further includes a second shock absorbing member 3431 and an end cover 3432, one end of the second shock absorbing member 3431 is provided with a mounting groove, the other end of the second shock absorbing member 3431 is provided with a vent hole, the vent hole is communicated with the mounting groove, and the outer peripheral ring of the second shock absorbing member 3431 is further provided with an annular positioning part;

an avoidance port is arranged on the end cover 3432;

The bearing 345 is arranged in the mounting groove, the second damping part 3431 is arranged in the mounting hole, the annular positioning part is abutted against the outer surface of the auxiliary support 343, the end cover 3432 is arranged on the auxiliary support 343 and covers the annular positioning part, and the second damping part 3431 penetrates through the avoidance opening.

Specifically, the bearing 345 is mounted in the mounting hole of the auxiliary bracket 343 through the second vibration-absorbing member 3431, and the bearing 345 can be supported and vibration-absorbed through the second vibration-absorbing member 3431. The second vibration reducing member 3431 is pressed against the annular positioning portion by the cover plate to fix the second vibration reducing member 3431 to the auxiliary bracket 343 by the cover plate.

When the rotation shaft 321 of the motor 32 is rotated in height, pressure fluctuation occurs in the gas in the installation groove, and thus abnormal sound is generated. And the air pressure in the mounting groove can be effectively balanced by arranging the vent holes.

In an embodiment of the present application, a mounting assembly 34 in an air duct machine, the mounting assembly 34 is disposed on the volute 31, the motor 32 is disposed on the mounting assembly 34, and a rotating shaft 321 of the motor 32 penetrates through the impeller 33; the mounting assembly 34 is configured to support and fix the motor 32 on one side of the impeller 33, and the mounting assembly 34 is further configured to support a free end portion of a rotating shaft 321 of the motor 32 on the other side of the impeller 33.

In another embodiment of the present application, as shown in fig. 15-20, the blower 3 includes a volute 31, an impeller 33, and a motor 32, the impeller 33 being rotatably disposed in the volute 31, the motor 32 being configured to drive the impeller 33 to rotate in the volute 31.

Wherein, a plurality of mounting portions 324 are provided on the outer circumference of the motor 32, and the rotating shaft 321 of the motor 32 penetrates the impeller 33.

The fan 3 further comprises a mounting assembly 34, the mounting assembly 34 comprises a plurality of mounting brackets 346 and an auxiliary bracket 343, the mounting brackets 346 are arranged on the mounting portion 324 and connected to one side of the volute 31, the auxiliary bracket 343 is arranged on the other side of the volute 31, and the free end of the rotating shaft 321 of the motor 32 is rotatably arranged on the auxiliary bracket 343.

Specifically, the outer peripheral ring of the motor 32 is provided with a mounting portion 324, and a mounting bracket 346 is fitted by the mounting portion 324. The plurality of mounting brackets 346 are configured and the plurality of mounting brackets 346 are mounted around the exterior of the motor 32 and ultimately connected to the volute 31 to meet the support mounting requirements of the main body structure of the motor 32. The rotation shaft 321 of the motor 32 is connected to the auxiliary bracket 343 after passing through the impeller 33, and the free end of the rotation shaft 321 of the motor 32 can be supported by the auxiliary bracket 343.

Thus, the main body structure of the motor 32 is supported and fixed at one side of the impeller 33 by the mounting bracket 346, and the free end portion of the rotating shaft 321 of the motor 32 at the other side of the impeller 33 is supported by the auxiliary bracket 343. During handling of the ducted air machine, the main body of the motor 32 is effectively supported and secured by the mounting assembly 34.

The plurality of mounting brackets 346 can facilitate an operator in adjusting the mounting position of the motor 32 during assembly to better improve the accuracy of the mounting between the motor 32, impeller 33 and scroll casing 31. The plurality of mounting brackets 346 may also be effective to support the body of the stationary motor 32 to provide an effective support for the motor 32.

The motor 32 is mounted to the scroll casing 31 in an auxiliary manner by the mounting assembly 34, the rotating shaft 321 of the motor 32 is connected with the impeller 33 in a penetrating manner, and the mounting assembly 34 supports the main structure of the fixed motor 32 on one side of the impeller 33 by the mounting bracket 346, and supports the rotating shaft 321 of the motor 32 on the other side of the impeller 33 by the auxiliary bracket 343 through the free end of the impeller 33, so that the motor 32 is effectively supported on both sides of the impeller 33, and the impeller 33 can be reliably supported on the rotating shaft 321 of the motor 32 after the fan 3 is assembled.

In the transportation process, the motor 32 is reliably supported on the two sides of the impeller 33 through the mounting assembly 34, so that the condition that the mounting position of the impeller 33 is changed due to deflection of the motor 32 to generate surge or inaccurate air quantity is reduced, and the use reliability of the air duct type air conditioner is improved.

In an embodiment of the present application, the mounting bracket 346 has an L-shaped structure, the mounting bracket 346 includes a fixing arm 3461 and a supporting arm 3462, the supporting arm 3462 is connected to an end of the fixing arm 3461, and a mounting matching portion 3463 is provided on the fixing arm 3461;

The fixing arm 3461 extends along the direction of the rotating shaft 321 of the motor 32, the mounting mating portion 3463 is disposed on the corresponding mounting portion 324, and the supporting arm 3462 is connected to the scroll casing 31.

Specifically, the fixing arm 3461 extends along the outer wall of the housing of the motor 32 and is connected to the mounting portion 324 through the mounting engagement portion 3463 to effect mounting of the fixing arm 3461 to the motor 32, and the mounting bracket 346 is fixedly connected to the scroll casing 31 through the support arm 3462. The mounting bracket 346 has an L-shaped structure, so that the motor 32 is mounted in the volute casing 31 by the fixing arm 3461, and the mounting bracket 346 is fixed on the volute casing 31 by the supporting arm 3462.

In one embodiment, there may be various configurations for the representation entities of the mounting portion 324 and the mounting engagement portion 3463. For example: the mounting portion 324 is a first clamping groove formed on the outer peripheral ring of the motor 32, and the mounting engaging portion 3463 is a first clamping protrusion formed on the fixing arm 3461, and the first clamping protrusion is clamped in the first clamping groove. Specifically, the mounting bracket 346 is inserted into the first clamping groove through the first clamping protrusion on the fixing arm 3461 to realize the mounting of the mounting bracket 346 on the motor 32.

Or for example: the mounting portion 324 is a second engaging protrusion formed on the outer peripheral ring of the motor 32, and the mounting engaging portion 3463 is a second engaging groove formed on the fixing arm 3461, in which the second engaging protrusion is engaged.

In some embodiments, for automatically positioning the motor 32, a limiting protrusion 3464 is further disposed at an end of the fixing arm 3461 away from the supporting arm 3462, and the limiting protrusion 3464 abuts against an end surface of the motor 32 away from the supporting arm 3462.

Specifically, the fixing arm 3461 is mounted on the motor 32 by being connected to the mounting portion 324 by the mounting engaging portion 3463, and then the position of the motor 32 is adjusted so that the limit projection 3464 is abutted against the end surface of the motor 32. Thus, the end surface of the motor 32 inserted into the scroll case 31 can be positioned by the limit projection 3464 on the fixed arm 3461 to improve convenience and accuracy of assembly of the motor 32.

In some embodiments, the support arm 3462 is provided with an assembly hole, the mounting assembly 34 further includes a shock absorbing module, the shock absorbing module includes a shock absorbing sleeve 347 and a metal sleeve 348, the shock absorbing sleeve 347 is provided with a plugging protrusion 3471, the shock absorbing sleeve 347 is further provided with a stepped hole 3472, the stepped hole 3472 includes a first hole section and a second hole section connected together, the diameter of the first hole section is smaller than that of the second hole section, at least part of the first hole section penetrates through the plugging protrusion 3471, and the metal sleeve 348 is plugged into the first hole section; the insertion protrusion 3471 is inserted into the fitting hole, the damping sleeve 347 abuts against the scroll casing 31, and a connection bolt passes through the metal sleeve 348 and is fixed to the scroll casing 31 by a connection nut.

Specifically, a damper sleeve 347 is provided in an assembly hole of the support arm 3462 of the mounting bracket 346, and a metal sleeve 348 is provided in a stepped hole 3472 formed by the damper sleeve 347, and when the mounting bracket is assembled to the scroll casing 31, the connection bolt is connected to the scroll casing 31 through the metal sleeve 348, and the damper sleeve 347 is protected by the metal sleeve 348. The supporting arm 3462 is connected with the connecting bolt through the damping sleeve 347, so that a good damping effect can be achieved through the damping sleeve 347, and further, the running noise of the motor 32 is reduced.

The metal sleeve 348 is arranged to limit the size under the condition of ensuring effective shock absorption, so that the impeller 33 of the fan 3 is prevented from being biased, and the assembly precision is improved.

The end face of the damping sleeve 347 formed with the second hole section is attached to the volute 31, the second hole section is not contacted with the connecting bolt and forms a buffer zone with the volute 31, the connecting bolt extrudes the damping sleeve 347 to generate a certain compression amount when the buffer zone is used for mounting the damping sleeve 347, meanwhile, in order to prevent the compression amount of the damping sleeve 347 from being too large or too small, the metal sleeve 348 is designed in the damping sleeve 347 to limit the compression amount of the damping sleeve 347, the compression amount is prevented from being different when a plurality of damping sleeves 347 are mounted, the rotating shaft 321 of the motor 32 is further caused to be eccentric, and therefore the assembly precision and reliability are improved.

In another embodiment, the mounting assembly 34 further includes fasteners 349, the fasteners 349 being distributed around the outer circumference of the motor 32, the fasteners 349 pressing on the mounting brackets 346, the fasteners 349 being configured to fasten a plurality of the mounting brackets 346 to the motor 32.

Specifically, in order to improve the connection reliability between the mounting brackets 346 and the motor 32, the plurality of mounting brackets 346 mounted on the outer circumference of the motor 32 may be fastened to the motor 32 by fasteners 349 outside the motor 32, thereby improving the connection reliability. After the two ends of the fastener 349 are connected together, the fastener 349 will abut against the fixed arm 3461 of the mounting bracket 346 such that the fixed arm 3461 is compressed against the motor 32.

In one embodiment, in order to position the fastener 349, the fixing arm 3461 of the mounting bracket 346 is provided with a positioning groove 3465, and the fastener 349 is located in the positioning groove 3465.

Specifically, the fastening members 349 may have a band-like structure, and the fastening members 349 are positioned around the motor 32 and engaged in the positioning recesses 3465 of the respective mounting brackets 346, so that on the one hand, the mounting accuracy can be improved, and on the other hand, the displacement of the fastening members 349 can be prevented.

In one embodiment, a plurality of pairs of positioning protrusions 3491 are provided on the inner surface of the fastener 349, and a positioning region is formed between two adjacent positioning protrusions 3491, and the mounting bracket 346 is positioned between two adjacent positioning protrusions 3491.

Specifically, for convenience in quick positioning and assembling by an operator, a plurality of pairs of positioning protrusions 3491 may be further disposed on the inner surface of the fastening member 349, and two adjacent positioning protrusions 3491 are disposed on two sides of the fixing arm 3461 for positioning, and a crisscross spacing is formed between the positioning protrusions 3491 and the mounting bracket 346, so that the mounting and fixing are facilitated.

In one embodiment, two ends of the fastening member 349 are respectively provided with a bending portion 3492, and the bending portion 3492 extends outwards; one of the bending parts 3492 is provided with a through hole, the other bending part 3492 is provided with a fastening nut, and the fastening bolt passes through the through hole and is in threaded connection with the fastening nut.

Specifically, in order to facilitate tightening the fastener 349, the fastening bolt is used to tighten the bent portions 3492 at two ends of the fastener 349 by the fastening bolt, so as to tighten the fastener 349.

In one embodiment, the fastening member 349 has an arc structure, and the fastening member 349 is provided with a plurality of stress relief holes 3493, where the plurality of stress relief holes 3493 are sequentially arranged along the extension direction of the fastening member 349.

Specifically, stress relief holes 3493 are provided on both sides of the fastener 349 to prevent rebound of the circular structure after production of the fastener 349.

In one embodiment, the fastening member 349 further includes a plurality of reinforcing ribs 3494, and the plurality of reinforcing ribs 3494 are sequentially arranged along the extension direction of the fastening member 349.

Specifically, the reinforcing rib 3494 can greatly improve the strength of the fastener 349, and the strength rib can be formed between the bending portion 3492 and the fastener 349, so as to further enhance the structural strength of the bending portion 3492 and reduce the deformation of the bending portion 3492.

In another embodiment, the auxiliary bracket 343 is provided with a mounting hole, the mounting assembly 34 further includes a bearing 345, the bearing 345 is disposed in the mounting hole, and a free end of the rotating shaft 321 of the motor 32 is inserted into the bearing 345.

Specifically, for the manner in which the auxiliary bracket 343 is configured with the bearing 345 to mount the rotating shaft 321 of the motor 32, reference may be made to the mounting manner of the bearing 345 in the above embodiment, which is not described herein.

In an embodiment of the present application, when the motor 32 is assembled, the mounting assembly 34 of the air duct machine includes a mounting bracket 346 and an auxiliary bracket 343, the impeller 33 is disposed between the mounting bracket 346 and the auxiliary bracket 343, the mounting bracket 346 and the auxiliary bracket 343 are respectively disposed on the scroll casing 31, the mounting bracket 346 is configured to support and fix the motor 32 on one side of the impeller 33, and the auxiliary bracket 343 is configured to support a free end portion of the rotating shaft 321 of the motor 32 on the other side of the impeller 33.

Specifically, the mounting brackets 346 and the auxiliary brackets 343 are disposed on both sides of the impeller 33 to support and mount the body of the motor 32 and the free end of the rotating shaft 321.

In the description of the above embodiments, particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any changes or substitutions easily contemplated by those skilled in the art within the scope of the present utility model should be included in the scope of the present utility model. Therefore, the protection scope of the utility model is subject to the protection scope of the claims.

Claims (10)

1. An air duct machine, comprising:

The shell is provided with an air inlet and an air outlet;

A heat exchanger disposed in the housing, the heat exchanger configured to exchange heat with an air flow flowing therethrough to form a heat exchanged air flow;

The fan is arranged in the shell and is configured to introduce air flow through the air inlet and then send out through the air outlet after passing through the heat exchanger;

The electronic control assembly comprises an electronic control box and a circuit board, and the circuit board is arranged in the electronic control box;

A heat dissipation air duct is formed between the electric control box and the fan; the electric control assembly further comprises a heat conduction component, the heat conduction component penetrates through the electric control box, the heat conduction component is in heat conduction connection with the circuit board, and the part, extending out of the electric control box, of the heat conduction component is located in the heat dissipation air duct.

2. The ducted air conditioner according to claim 1, characterized in that the electric control box and the blower are arranged at one side of the heat exchanger, and the heat conductive member is arranged close to the blower;

And/or the electric control box comprises a box body and a box cover; the circuit board is arranged in the box body, the box cover is detachably arranged on the box body, and the box body is arranged in the shell; the box body is provided with a heat dissipation opening, the heat conduction component is arranged in the heat dissipation opening, and the heat conduction component is in heat conduction connection with the circuit board.

3. The ducted air conditioner according to claim 1, wherein a surface of the electric control box adjacent to the volute of the fan is a drainage surface, the drainage surface is obliquely arranged, the heat dissipation air duct is formed between the drainage surface and the outer wall of the volute of the fan, a part of the heat conduction component exposed out of the electric control box is located in the heat dissipation air duct, and the heat conduction component is adjacent to the volute of the fan.

4. The ducted air conditioner according to claim 3, wherein the heat dissipation duct has a tapered structure along an airflow direction of the heat dissipation duct;

And/or the heat conduction component is provided with a plurality of radiating fins, and the radiating fins are arranged in an extending manner along the airflow flowing direction in the radiating air duct.

5. The ducted air conditioner of claim 3, further comprising a mounting bracket;

A mounting support surface is formed on the mounting support frame, and a ventilation connection port is also formed on the mounting support surface;

The installation support frame is arranged in the shell, the electric control box is arranged on the installation support surface, and the fan is arranged on the installation support surface and is connected with the ventilation connection port;

the electric control box and the fan are located between the mounting support frame and the heat exchanger.

6. The ducted air conditioner according to claim 5, wherein a flow guiding cover is further provided on the ventilation connection port, and a cross-sectional area of the flow guiding cover tends to increase in an air outlet direction.

7. The ducted air machine according to claim 1, characterized in that the blower includes a volute, an impeller rotatably disposed in the volute, and a motor configured to drive the impeller to rotate in the volute; the fan still includes the installation component, the installation component is including bearing support, fixed bolster and auxiliary stand, it is in to bear the support setting one side of spiral case, the auxiliary stand sets up the opposite side of spiral case, the fixed bolster sets up bear on the support, the motor sets up bear the support with between the fixed bolster, the pivot of motor runs through the impeller, the free end of the pivot of motor rotationally sets up on the auxiliary stand.

8. The ducted air machine according to claim 1, characterized in that the blower includes a volute, an impeller rotatably disposed in the volute, and a motor configured to drive the impeller to rotate in the volute; a plurality of mounting parts are arranged on the peripheral ring of the motor, and the rotating shaft of the motor penetrates through the impeller;

The fan still includes the installation component, the installation component includes a plurality of installing support and auxiliary stand, the installing support sets up on the installation department and connect one side of spiral case, the auxiliary stand sets up the opposite side of spiral case, the free end of the pivot of motor rotationally sets up on the auxiliary stand.

9. The ducted air conditioner according to any one of claims 1 to 8, wherein the heat exchanger comprises a first heat exchange component, a second heat exchange component, a blocking component and a shielding component, the first heat exchange component and the second heat exchange component are arranged in a relatively inclined manner, the first heat exchange component and the second heat exchange component are of an overall V-shaped structure, the adjacent ends of the first heat exchange component and the second heat exchange component are respectively arranged on the shielding component, the blocking component is arranged on the corresponding side parts of the first heat exchange component and the second heat exchange component, an air inlet area is formed between the ends of the first heat exchange component and the second heat exchange component, which are far away from each other, and a hanging part is arranged on the shielding component;

the air duct machine further comprises a hoisting assembly, wherein the hoisting assembly is arranged in the shell and is positioned between the fan and the heat exchanger;

The hanging portion is configured to hang on the hanging assembly in a state in which the housing is vertically installed.

10. An air duct machine, comprising:

The shell is provided with an air inlet and an air outlet;

A heat exchanger disposed in the housing, the heat exchanger configured to exchange heat with an air flow flowing therethrough to form a heat exchanged air flow;

The fan is arranged in the shell and is configured to introduce air flow through the air inlet and then send out through the air outlet after passing through the heat exchanger;

The electronic control assembly comprises an electronic control box and a circuit board, and the circuit board is arranged in the electronic control box;

The electronic control assembly further comprises a heat conduction component, and the heat conduction component is in heat conduction connection with the circuit board; the heat conduction component is configured to absorb heat generated by the circuit board and release the heat to the outside of the electronic control box; the fan is also configured to drive an airflow in the housing to flow so as to take away heat released by the heat conducting component to the outside of the electronic control box.