CN210951568U - Air supply equipment - Google Patents

Abstract

The utility model belongs to the technical field of air conditioning equipment, concretely relates to air supply equipment. Air supply equipment include supporting member, driving piece, bearing assembly, wind wheel and damping unit, the driving piece with the first end of supporting member links to each other, the bearing assembly with the second end of supporting member links to each other, the wind wheel is located in the supporting member, the first end of wind wheel with the output shaft of driving piece links to each other, the second end of wind wheel with the bearing assembly links to each other, the damping unit is located the bearing assembly with between the second end of supporting member. According to the utility model discloses an air supply equipment can pass through bearing assembly transmission to damping unit with the vibration that the wind wheel produced in the course of the work to reduce the transmission of wind wheel vibration through the damping unit, thereby reduce because the shake of air supply equipment that the wind wheel vibration arouses, noise abatement's production improves product quality.

Description

Air supply equipment

technical field

The utility model belongs to the technical field of air conditioning equipment, in particular to an air supply equipment.

Background technique

This section provides merely background information related to the present disclosure and is not necessarily prior art.

In general, the fixing method of the wind wheel is that one end is connected to the driving part with an elastic vibration damping part, and the other end is rigidly connected, or the bearing is fixed by an external elastic part to realize the vibration reduction of the wind wheel. Since the vibration of one end of the rigid connection cannot be eliminated, it will cause the air supply equipment to shake and make a larger noise when the wind wheel is working, which will also affect the quality of the product more seriously.

Utility model content

The purpose of the utility model is to at least solve the problem that the wind wheel vibrates during the working process. This purpose is achieved through the following technical solutions:

A first aspect of the present utility model proposes an air supply device, and the air supply device includes:

support member;

a driver connected to the first end of the support member;

a bearing assembly connected to the second end of the support member;

a wind wheel, the wind wheel is arranged in the support member, the first end of the wind wheel is connected with the output shaft of the driving member, and the second end of the wind wheel is connected with the bearing assembly;

A vibration damping unit is provided between the bearing assembly and the second end of the support member.

According to the air supply equipment of the present invention, the bearing assembly and the driving member are respectively arranged at both ends of the support member, and the wind wheel is arranged between the driving member and the bearing assembly, and the wind wheel is driven by the driving member to move around the bearing assembly. Rotation to form air flow and complete the air outlet. By arranging a vibration damping unit between the bearing assembly and the second end of the support member, the vibration generated by the wind wheel during the working process can be transmitted to the vibration damping unit through the bearing assembly, and the vibration reduction The unit eliminates the transmission of the vibration of the wind wheel, thereby reducing the shaking of the air supply equipment caused by the vibration of the wind wheel, reducing the generation of noise and improving the quality of the product.

In addition, according to the air supply equipment of the present utility model, it can also have the following additional technical features:

The bearing assembly includes a bearing seat and a bearing, the bearing is sleeved on the second end of the wind wheel, the bearing seat is sleeved on the bearing, and the bearing seat is connected with the second end of the support member And the vibration damping unit is arranged between the bearing seat and the second end of the support member.

In some embodiments of the present invention, the bearing seat or the second end of the support member is provided with a fixing seat for installing the vibration damping unit.

In some embodiments of the present invention, the fixing seat is a protruding structure provided on the bearing seat or a protruding structure provided on the second end of the supporting member.

In some embodiments of the present invention, the bearing seat or the second end of the support member is further provided with a plurality of positioning pieces, and the plurality of positioning pieces are arranged on the fixing seat at intervals along the circumferential direction.

In some embodiments of the present invention, the protrusion structures are annular protrusions or block protrusions.

In some embodiments of the present invention, the vibration damping unit is a rubber pad or a silicone pad.

In some embodiments of the present invention, the damping unit is a damping spring, and the damping spring is provided between the bearing assembly and the second end of the support member.

In some embodiments of the present invention, the air supply device further includes a heating body, and the heating part of the heating body is arranged inside the wind wheel.

In some embodiments of the present invention, the wind wheel is a cross-flow wind wheel.

Description of drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The accompanying drawings are only for the purpose of illustrating the preferred embodiments, and are not considered to be a limitation of the present invention. Also, the same components are denoted by the same reference numerals throughout the drawings. In the attached image:

Fig. 1 schematically shows a front structure schematic diagram of an air supply device according to an embodiment of the present invention;

Fig. 2 is the exploded structure schematic diagram of the air supply equipment in Fig. 1;

Fig. 3 is a sectional view of the air supply device in Fig. 1;

Fig. 4 is the enlarged structure schematic diagram of A part in Fig. 3;

FIG. 5 is a schematic structural diagram of the bearing seat in FIG. 2 .

The symbols in the accompanying drawings are indicated as follows:

10: support member, 11: first end, 12: second end;

20: driver;

30: Bearing assembly, 31: Bearing seat, 311: Bearing seat body, 312: Fixed seat, 313: Positioning piece, 314: Cylindrical boss, 315: Tapped hole, 316: Through hole, 32: Bearing;

40: wind wheel;

50: Vibration reduction unit;

60: heating element, 61: connecting part, 62: heating part;

70: outlet grille;

80: Air deflector.

Detailed ways

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited by the embodiments set forth herein. Rather, these embodiments are provided so that the present disclosure will be more thoroughly understood, and will fully convey the scope of the present disclosure to those skilled in the art.

It is to be understood that the terminology used herein is for the purpose of describing particular example embodiments only and is not intended to be limiting. As used herein, the singular forms "a," "an," and "the" can also be intended to include the plural forms unless the context clearly dictates otherwise. The terms "comprising", "comprising", "containing" and "having" are inclusive and thus indicate the presence of stated features, steps, operations, elements and/or components, but do not preclude the presence or addition of one or Various other features, steps, operations, elements, components, and/or combinations thereof. Method steps, procedures, and operations described herein are not to be construed as requiring that they be performed in the particular order described or illustrated, unless an order of performance is explicitly indicated. It should also be understood that additional or alternative steps may be used.

Although the terms first, second, third, etc. may be used herein to describe various elements, components, regions, layers and/or sections, these elements, components, regions, layers and/or sections should not be restricted by these terms. These terms may only be used to distinguish one element, component, region, layer or section from another region, layer or section. Terms such as "first," "second," and other numerical terms when used herein do not imply a sequence or order unless clearly indicated by the context. Thus, a first element, component, region, layer or section discussed below could be termed a second element, component, region, layer or section without departing from the teachings of example embodiments.

For ease of description, spatially relative terms may be used herein to describe the relationship of one element or feature to another element or feature as shown in the figures, such as "inner", "outer", "inner" ", "outside", "below", "below", "above", "above", etc. This spatially relative term is intended to include different orientations of the device in use or operation other than the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" or "above the other elements or features" above features". Thus, the example term "below" can encompass both an orientation of above and below. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

FIG. 1 schematically shows a schematic view of the front structure of an air supply device according to an embodiment of the present invention. FIG. 2 is a schematic diagram of an exploded structure of the air supply device in FIG. 1 . As shown in FIG. 1 and FIG. 2 , a first aspect of the present invention provides an air supply device, the air supply device includes a support member 10 , a driving member (for example, a motor) 20 , a bearing assembly 30 , a wind wheel 40 and The vibration damping unit 50, the driving member 20 is connected with the first end 11 of the support member 10, the bearing assembly 30 is connected with the second end 12 of the support member 10, the wind wheel 40 is arranged in the support member 10, and the first end of the wind wheel 40 is Connected with the output shaft of the driving member 20 , the second end of the wind wheel 40 is connected with the bearing assembly 30 , and the vibration damping unit 50 is provided between the bearing assembly 30 and the second end 12 of the support member 10 .

According to the air supply equipment of the present invention, the bearing assembly 30 and the driving member 20 are respectively arranged at both ends of the support member 10, and the wind wheel 40 is arranged between the driving member 20 and the bearing assembly 30, and the wind wheel 40 is located between the driving member 20 rotates around the bearing assembly 30 under the drive of the bearing assembly 30 to form an air flow and complete the air outlet. By arranging the vibration damping unit 50 between the bearing assembly 30 and the second end 12, the vibration generated by the wind wheel 40 during the working process can pass through the bearing assembly. 30 is transmitted to the vibration damping unit 50, and the vibration transmission of the wind wheel 40 is reduced by the vibration damping unit 50, thereby reducing the shaking of the air supply equipment caused by the vibration of the wind wheel 40, reducing the generation of noise, and improving product quality.

In the present embodiment, the support frame 10 is a frame, which can be separately provided in the casing, or can be integrally formed with the casing as a part of the casing. The wind wheel 40 is a cross-flow wind wheel. The cross-flow wind wheel will be adjusted for dynamic balance and runout during the production process. However, the adjusted cross-flow wind wheel will still have a certain vibration during the working process. In the vibration device, for example, a vibration damping member is provided on the side close to the driver. However, in some air supply equipment, since there is not enough space in the casing to arrange the corresponding vibration damping components, it is necessary to use the space in the casing reasonably. In this embodiment, by disposing the vibration damping unit 50 between the bearing assembly 30 and the second end 12 of the support member 10 , the air supply equipment caused by the vibration of the wind wheel 40 can be effectively solved on the basis of reducing the space occupancy rate inside the casing. jitter phenomenon.

In some embodiments of the present invention, the bearing assembly 30 includes a bearing seat 31 and a bearing 32 , the bearing 32 is sleeved on the second end of the wind wheel 40 , the bearing seat 31 is sleeved on the bearing 32 , the bearing seat 31 and the support member 10 The second end 12 of the bearing seat 31 is connected to the second end 12 of the support member 10 and a vibration damping unit 50 is provided between the bearing seat 31 and the second end 12 of the support member 10 .

FIG. 3 is a cross-sectional view of the air supply device in FIG. 1 . FIG. 4 is an enlarged schematic view of the structure of part A in FIG. 3 . As shown in FIGS. 3 and 4 , the first end of the rotor 40 in this embodiment is the right end of the rotor 40 in the illustrated position, and the second end of the rotor 40 is the left end of the rotor 40 in the illustrated position. The inner surface of the bearing 32 and the outer surface of the second end of the wind wheel 40 are in clearance fit, the outer surface of the bearing 32 and the inner surface of the bearing seat 31 are through interference fit, and the bearing seat 31 is fixedly connected to the support member 10 by bolts so that the wind wheel 40 can rotate around the axis of the bearing seat 31 under the driving of the driving member 20 to form airflow and discharge the wind. Meanwhile, a vibration damping unit 50 is arranged between the bearing seat 31 and the second end 12 of the support member 10 , which can effectively reduce the transmission of vibrations generated by the wind rotor 40 during operation.

In some embodiments of the present invention, the bearing seat 31 or the second end 12 is provided with a fixing seat 312 for installing the vibration damping unit 50 .

FIG. 5 is a schematic structural diagram of the bearing seat 31 in FIG. 2 . As shown in FIG. 5 , in this embodiment, only the bearing seat 31 is provided with the fixing seat 312 for installing the vibration damping unit 50 as an example for description. In other embodiments of the present invention, the fixing seat 312 may also be Set on the second end 12 . The bearing seat 31 includes a bearing seat body 311 , the outer edge of the bearing seat body 311 is provided with a fixing seat 312 , and the vibration damping unit 50 can be fixed on the bearing seat 31 through the fixing seat 312 , so that when the bearing seat 31 is connected to the second end 12 , The vibration damping unit 50 is fixed between the two, thereby reducing the transmission of vibration when the wind wheel 40 is working.

In some embodiments of the present invention, the fixed seat 312 is an annular protrusion disposed on the bearing seat 31 .

The vibration damping unit 50 in this embodiment is a rubber pad or a silicone pad. The vibration damping unit 50 is arranged inside the space enclosed by the annular protrusion, and is in contact with the inner wall surface of the annular protrusion, so that the vibration damping unit 50 can be effectively fixed. At the same time, since the fixed seat 312 has a certain height, when the bearing seat 31 is connected to the second end 12 , the vibration damping unit 50 is deformed by being squeezed by the two. When the height of the damping unit 50 is the same, the damping unit 50 does not compress, so that the compression amount of the damping unit 50 can be guaranteed to reach a certain value by setting the height of the fixing seat 312 , so as to provide a certain pre-tightening force to the damping unit 50 .

In some embodiments of the present invention, the bearing housing 31 or the second end 12 of the support member 10 is further provided with one or more positioning pieces 313 , when there are multiple positioning pieces 313 , the multiple positioning pieces 313 are circumferentially arranged The fixed bases 312 are arranged at intervals.

As shown in FIG. 5 , the top of the bearing seat 31 is further provided with a positioning member 313 . During the connection between the bearing seat 31 and the second end 12 , the positioning member 313 is in contact with the second end 12 , so that the compression amount of the vibration damping unit 50 is controlled and adjusted through the height of the positioning member 313 . When there are multiple positioning members 313 , uniform compression of each position of the vibration damping unit 50 can be ensured.

In some embodiments of the present invention, the fixed seat is a plurality of block-shaped protrusions arranged on the bearing seat 31 and distributed at intervals.

The damping unit 50 is arranged in an area surrounded by a plurality of block-shaped protrusions, and the damping unit 50 is clamped and fixed by the plurality of block-shaped protrusions to ensure that the bearing seat 31 is connected to the second end 12 and damped. The unit 50 can be fixed between the two.

Further, there are at least three block-shaped protrusions, which are distributed at intervals along the circumferential direction, so that the vibration damping unit 50 can be well fixed.

In some embodiments of the present invention, the damping unit 50 is a damping spring provided corresponding to the number of block protrusions. A plurality of block-shaped protrusions are evenly arranged on the bearing seat 31 with the center of the bearing seat 31 as the center, and the damping spring is sleeved on the block-shaped protrusion, so that the damping spring is fixed on the bearing seat 31 through the block-shaped protrusion . At the same time, by setting the height of the block protrusion, the compression amount of the damping spring can also be controlled to ensure the pre-tightening force of the damping spring. In order to ensure that the pre-tightening force of each damping spring is evenly set, the damping springs are evenly distributed on the bearing seat 31 with the center of the bearing seat 31 as the center.

Further, the end surface of the bearing seat 31 facing the wind wheel 40 is also provided with a cylindrical boss 314, the interior of the cylindrical boss 314 is provided with a threaded hole 315 for connecting with the connecting bolt, and the corresponding position of the vibration damping unit 50 is also provided with a through hole 315. hole. The connecting bolts pass through the second end 12 , the damping unit 50 and the bearing seat 31 in sequence, so as to fix the bearing seat 31 and the second end 12 , and place the damping unit 50 between the bearing seat 31 and the second end 12 .

In some embodiments of the present invention, the air supply device further includes a heating body 60 , and the heating part 62 of the heating body 60 is arranged inside the wind wheel 40 .

The heating body 60 includes a connecting portion 61 and a heating portion 62. The connecting portion 61 is connected to the second end 12 by bolts. A through hole 316 is provided at the center of the bearing seat body 311. 40's interior. When the heating part 62 generates heat during the operation of the wind wheel 40, the air flow generated by the wind wheel 40 can be output after being heated by the heating part 62, thereby forming warm air, so that the air supply device has the function of a heater, wherein the heating body 60 may be an NTC heating element or a PTC heating element. When the fan wheel 40 is working and the heat generating part 62 does not generate heat, the air supply device will not generate warm air, and at this time, the air supply device can be used as a tower fan.

Further, the air supply device in the present invention also includes an air outlet grille 70 and an air guide plate 80 . The air outlet grille 70 and the air guide plate 80 are respectively connected with the support member 10 so as to adjust and guide the air flow generated by the wind wheel 40 .

The above are only the preferred specific embodiments of the present invention, but the protection scope of the present invention is not limited to this. The changes or replacements should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope of the claims.

Claims (10)

1. An air supply apparatus, comprising:

a support member;

a drive member coupled to a first end of the support member;

a bearing assembly coupled to the second end of the support member;

the wind wheel is arranged in the supporting member, the first end of the wind wheel is connected with the output shaft of the driving piece, and the second end of the wind wheel is connected with the bearing assembly;

a vibration damping unit disposed between the bearing assembly and the second end of the support member.

2. The air supply apparatus of claim 1, wherein the bearing assembly includes a bearing housing and a bearing, the bearing housing is disposed at the second end of the wind wheel, the bearing housing is disposed at the bearing, the bearing housing is coupled to the second end of the support member, and the damping unit is disposed between the bearing housing and the second end of the support member.

3. The air supply apparatus of claim 2, wherein the second end of the bearing housing or the support member is provided with a fixing seat for mounting the vibration reduction unit.

4. An air supply arrangement as claimed in claim 3, in which the fixing base is a raised formation provided on the bearing block or on the second end of the support member.

5. The air supply equipment as recited in claim 4, wherein a plurality of positioning elements are further disposed at the second end of the bearing seat or the supporting member, and the plurality of positioning elements are circumferentially distributed at intervals on the fixing seat.

6. The air supply apparatus of claim 4, wherein the protrusion structure is an annular protrusion or a block-shaped protrusion.

7. The air supply apparatus according to any of claims 1 to 6, wherein the vibration reduction unit is a rubber pad or a silicone pad.

8. The air supply apparatus of any of claims 1-6, wherein the damping unit is a damping spring disposed between the bearing assembly and the second end of the support member.

9. The air supply apparatus according to any one of claims 1 to 6, further comprising a heat generating body, the heat generating body being provided inside the wind wheel.

10. An air supply arrangement according to any of claims 1-6, characterised in that the wind wheel is a cross-flow wind wheel.

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