CN202902682U

CN202902682U - Refrigerating unit

Info

Publication number: CN202902682U
Application number: CN 201220565415
Authority: CN
Inventors: 吴福民; 潘自杰; 杨栋; 窦晓宁
Original assignee: Qingdao Haier Special Refrigerator Co Ltd; Haier Group Corp
Current assignee: Qingdao Haier Special Refrigerator Co Ltd; Haier Group Corp
Priority date: 2012-10-30
Filing date: 2012-10-30
Publication date: 2013-04-24
Anticipated expiration: 2022-10-30

Abstract

The utility model discloses a refrigeration unit which is an independent component. The refrigeration unit comprises an evaporator system, a condenser system, a compressor, a throttle valve and shell bodies which are used for collecting and arranging of parts. The evaporator system and the condenser system are arranged in the shell bodies through a temperature insulation plate in a separation mode, the evaporator system comprises an evaporator, the condenser system comprises a condenser, and the widths of the evaporator and the condenser are roughly equal to the width between inner surfaces of the side walls of the shell bodies. An air outlet and an air returning inlet which are used for the evaporator are respectively arranged on a shell body of one side of the evaporator system, and an air inlet and an air outlet used for the condenser are respectively arranged on a shell body of one side of the condenser system. Fans are respectively arranged in the condenser system and the evaporator system. The refrigeration unit can be assembled with box bodies of various types together in an independent-component mode, is convenient to maintain and simultaneously has the functions of providing cooling circulation and preventing condensation from generating.

Description

Refrigeration unit

Technical field

The utility model relates to a kind of refrigeration unit, refers to especially a kind of refrigeration unit of stand-alone assembly that is.

Background technology

Existing refrigeration unit is arranged in the refrigeration plant, and structure is disperseed and is unfavorable for carrying out attended operation, in addition, the narrow condenser of general employing in this refrigeration unit, efficient is lower.

Also have, glass door refrigeration plant in use glass door easily produces condensation, affects display effect, existing glass door refrigeration plant, and adopted is a body coating film on glass more, the modes such as the glass number of plies or door body applying argon gas that increase prevent that condensation from producing.In this case, door body cost is higher, and can make a body overweight because increasing compound glass, and makes the reach of refrigeration plant center of gravity, places unstable.

In addition, although the refrigeration unit that also has has simultaneously except condensation and the function of kind of refrigeration cycle is provided, itself and refrigeration plant are integrated setting, and loading and unloading and maintenance are all pretty troublesome.

The utility model content

In view of this, the purpose of this utility model is, a kind of refrigeration unit of stand-alone assembly that is is provided, and this unit can be assembled into one with the mode of stand-alone assembly and the casing of various ways, and easy to maintenance.

For achieving the above object, the refrigeration unit that the utility model provides is assembly independently with respect to the casing of refrigeration plant, its integral body can be assembled into one with described casing, comprises evaporator system and condenser system, and described evaporator system and described condenser system are separated and are arranged in the housing.

Because this refrigeration unit is assembly independently, so can be assembled into one with the mode of stand-alone assembly and the casing of various ways, and easy to maintenance.

The utility model is preferred, and described evaporator system comprises evaporimeter, and described condenser system comprises condenser, and the width of described evaporimeter and described condenser is substantially equal to the width between the side wall inner surfaces of housing.

In said structure, make the width of condenser and evaporimeter reach maximization, can raising efficiency.

The utility model is preferred, is respectively arranged with evaporimeter with air outlet and evaporimeter return air inlet at the housing that is positioned at described evaporator system one side.

In the cyclic process of refrigeration wind, cold wind is blown out with air outlet by evaporimeter, is got back in the evaporator system with return air inlet by evaporimeter behind the box house of flowing through, thereby has finished a kind of refrigeration cycle.

The utility model is preferred, is respectively arranged with condenser air inlet and condenser air outlet at the housing that is positioned at described condenser system one side, and described condenser arranges up with air outlet (46).

This condenser arranges up with air outlet and refers to, condenser with air outlet with can make wind to the mode on the glass door surface of refrigeration plant towards the top or the oblique upper setting, extraneous air enters condenser by condenser with air inlet, after refrigeration system is processed, enter into condenser system and blow to the glass door surface of refrigeration plant with air outlet by condenser, thereby reach the effect except condensation.

The utility model is preferred, and described evaporator system comprises evaporimeter and evaporator fan, and described evaporator fan is arranged on the rear portion of described evaporimeter.

The utility model is preferred, and described condenser system comprises condenser and condenser fan, and described condenser blower fan is arranged on the rear portion of described condenser.

The utility model is preferred, is provided with thermal insulative board in described housing, and described evaporator system and described condenser system are separated by described thermal insulative board.

The setting of thermal insulative board can prevent that the hot gas and the cold air generation gas in the evaporator system that produce in the condenser system from exchanging, and impact effect.

The utility model is preferred, and described evaporator system and described condenser system front and back in described housing arrange, and the close described case top of described evaporator system, and described condenser system is near described housing bottom.

The utility model is preferred, and described thermal insulative board surrounds described evaporator system, and leaves the air channel between the inner bottom surface of the outer surface of described thermal insulative board and described housing, is provided with the air outlet corresponding with described air channel at the rear portion of described housing.

By said structure as can be known, thermal insulative board also has the function that forms needed air channel except the function with thermal insulation.Because leave the air channel between the inner bottom surface of the outer surface of thermal insulative board and housing, the hot gas of a part that produces in condenser system can pass through this air channel, by the rear portion air outlet discharge of housing.

The utility model is preferred, described refrigeration unit also comprise with described evaporator system be connected compressor and the choke valve that condenser system is connected.

Refrigeration unit of the present utility model, owing to being set to independently assembly, therefore can be assembled into one with the mode of stand-alone assembly and the casing of various ways, and easy to maintenance, arrange can be when providing kind of refrigeration cycle by evaporator system and condenser system are separated, also can provide the hot blast that blows to glass door body, to prevent the generation of condensation.

Description of drawings

Fig. 1 is the internal structure schematic side view of expression refrigeration unit;

Operation principle schematic diagram when Fig. 2 uses for the expression refrigeration unit engages with casing;

Fig. 3 is the structural representation of expression housing.

[description of symbols among the figure]

1 casing; 2 refrigeration unit; 20 evaporator systems; 21 evaporimeters; 22 evaporator fans; 30 condenser systems; 31 condensers; 32 condenser fans; 40 housings; 41 evaporimeter air outlets; 42 evaporimeter return air inlets; 43 condenser air inlets; 44 outstanding housing section; 45 chamfered section; 46 condenser air outlets; 47 air outlets; 48 thermal insulative boards; 50 compressors.

The specific embodiment

With reference to the accompanying drawings the specific embodiment of the present utility model is described.

Refrigeration unit 2 in the present embodiment is assembly independently, comprises housing 40, evaporator system 20, condenser system 30, compressor 50, choke valve (not shown) and ECU (not shown).Condenser 31, evaporimeter 21, compressor 50 and choke valve are connected by pipeline and form cooling cycle system.

Refrigeration unit 2 is mounted on the downside of refrigeration plant, can realize that refrigeration unit 2 is connected connection with refrigeration plant by modes such as clampings.

In description of the present embodiment, as shown in Figure 1, regulation take the left side of Fig. 1 as before, after the right side is, direction perpendicular to drawing is left and right directions, and the left and right directions of stipulating in addition this drawing is length direction, and the direction perpendicular to this drawing corresponding with this left and right directions is width.

Housing 40 is box-like, is formed by connecting up and down by upper shell and lower house.Be formed with respect to other parts of anterior end surface side-prominent outstanding housing section 44 forward in the anterior end surface of the close upper surface of housing 40, should outstanding housing section 44 be certain height setting at above-below direction, and its inside and 40 interior connections of housing, be formed with chamfered section 45 in the anterior end surface of this outstanding housing section 44 and the junction of upper end, these chamfered section 45 inclinations at an angle, outer surface in this chamfered section 45 is provided with a plurality of openings, this opening uses with air outlet 46 as condenser, can make by this condenser with the wind of air outlet 46 glass door to the refrigeration plant that is positioned at these refrigeration unit 2 upsides by the angle of inclination that this chamfered section 45 is set.

Be provided with condenser with air inlet 43 at the front end face of the housing of the downside that is positioned at outstanding housing section 44 and near the position of the bottom of the housing of this front end face, this condenser is a plurality of with air inlet 43, is provided with air outlet 45 in the position of the close bottom surface of the rear end face of housing 40 in addition.

Be formed with the opening that is slightly less than housing 40 width along left and right directions in the position of the close rear portion end face of the upper surface of housing 40, this opening uses with air outlet 41 as evaporimeter, be provided with the opening of width roughly the same with it with the adjacent position of air outlet 41 with this evaporimeter in addition, this opening uses with return air inlet 42 as evaporimeter.

Evaporator system 20 is arranged on the rear portion of housing 40 and the position of close upper surface, evaporator system 20 comprises evaporimeter 21 and is installed in the evaporator fan 22 of these evaporimeter 21 rear sides, this blower fan is the air draught type blower fan, and the rear positions of this evaporator fan 22 is corresponding with air outlet 41 with the evaporimeter that is located thereon section.

Condenser system 30 is arranged on the position of the anterior and close bottom surface of housing 40, and condenser system 30 comprises condenser 31 and the condenser fan 32 that is installed in these condenser 31 rear sides, and this blower fan is the air draught type blower fan.

Between this evaporator system 20 and condenser system 30, be provided with dividing plate, use as thermal insulative board 48, this thermal insulative board 48 is installed on the housing 40 in the mode of parcel evaporator system 20, and be formed with the air channel between the inner bottom surface of the outer surface of thermal insulative board 48 and housing 40, this air channel is corresponding with air outlet 45.

Owing to existing via this air channel and the gas of being discharged by air outlet 45, so after refrigeration unit 2 installs with casing 1, in the situation that its rear portion of needs by wall, is necessary to reserve the gap of about 50mm of itself and between the walls, to satisfy the air draft demand.

The below describes the cyclic process of condenser system 30 and evaporator system 20 respectively.

The concrete cyclic process of the gas of condenser system 30 is: outside air process is positioned at the front portion of housing 40 and the condenser of bottom is used air inlet 43(A and A ' path shown in Figure 2), enter in the space of condenser system 30, then enter condenser 31, after above-mentioned cooling cycle system is processed, part is by condenser 31 discharges and under the effect of condenser fan 32, major part is wherein upwards blown out with air outlet 46 by the condenser of the chamfered section 45 that is positioned at housing 40 and blows to the glass door body surface (C path shown in Figure 2) of casing 1, because this gas is hot gas, therefore can remove the condensation that the glass door body surface forms, a small amount of gas is discharged (B path shown in Figure 2) via above-mentioned air channel by the air outlet 45 at housing 40 rear portions.

The concrete cyclic process of the gas of evaporator system 20 is: under the effect of evaporator fan 22, the cold air of will be after above-mentioned cooling cycle system being processed and being discharged by evaporimeter 21, be blown into box house (shown in Figure 2 D path) with air outlet 41 along the sidewall of casing 1 one sides via evaporimeter, and (E path shown in Figure 2) returned in (F path shown in Figure 2) evaporator system 20 by the sidewall of casing 1 opposite side after stopping (for example, part is subject to the stopping of board putting things etc. in the casing).

The above only is preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.

For example, in the present embodiment, be provided with air outlet 47 at the rear portion of housing 40, but be not limited to this, also can cancel this air outlet, change gas into and all blow to glass door body by this condenser with air outlet 46, this structure can make refrigeration plant lean on the wall setting, helps to improve usable floor area.

Claims

1. refrigeration unit, it is characterized in that, described refrigeration unit (2) is assembly independently with respect to the casing of refrigeration plant, its integral body can be assembled into one with described casing, comprise evaporator system (20) and condenser system (30), described evaporator system (20) and described condenser system (30) are separated and are arranged in the housing (40).

2. refrigeration unit according to claim 1, it is characterized in that, described evaporator system (20) comprises evaporimeter (21), described condenser system (30) comprises condenser (31), and the width of described evaporimeter (21) and described condenser (31) is substantially equal to the width between the side wall inner surfaces of housing (40).

3. refrigeration unit according to claim 1 is characterized in that, is respectively arranged with evaporimeter air outlet (41) and evaporimeter return air inlet (42) at the housing (40) that is positioned at described evaporator system (20) one sides.

4. refrigeration unit according to claim 1, it is characterized in that, be respectively arranged with condenser air inlet (43) and condenser air outlet (46) at the housing (40) that is positioned at described condenser system (30) one sides, described condenser arranges up with air outlet (46).

5. refrigeration unit according to claim 1 is characterized in that, described evaporator system (20) comprises evaporimeter (21) and evaporator fan (22), and described evaporator fan (22) is arranged on the rear portion of described evaporimeter (21).

6. refrigeration unit according to claim 1 is characterized in that, described condenser system (30) comprises condenser (31) and condenser fan (32), and described condenser blower fan (32) is arranged on the rear portion of described condenser (31).

7. refrigeration unit according to claim 1 is characterized in that, is provided with thermal insulative board (48) in described housing (40), and described evaporator system (20) and described condenser system (30) are separated by described thermal insulative board (48).

8. refrigeration unit according to claim 1, it is characterized in that, described evaporator system (20) and described condenser system (30) front and back in described housing (40) arrange, and described evaporator system (20) is near described housing (40) top, and described condenser system (30) is near described housing (40) bottom.

9. refrigeration unit according to claim 8, it is characterized in that, described thermal insulative board (48) surrounds described evaporator system (20), and leave the air channel between the inner bottom surface of the outer surface of described thermal insulative board (48) and described housing (40), be provided with the air outlet corresponding with described air channel (47) at the rear portion of described housing (40).

10. refrigeration unit according to claim 1 is characterized in that, described refrigeration unit (2) also comprise with described evaporator system (20) be connected compressor and the choke valve that condenser system (30) is connected.