CN219014749U - Water circulation device for refrigerating unit and air conditioner - Google Patents
Water circulation device for refrigerating unit and air conditioner Download PDFInfo
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- CN219014749U CN219014749U CN202222916147.8U CN202222916147U CN219014749U CN 219014749 U CN219014749 U CN 219014749U CN 202222916147 U CN202222916147 U CN 202222916147U CN 219014749 U CN219014749 U CN 219014749U
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Abstract
The utility model discloses a water circulation device and an air conditioner for a refrigerating unit, which are technically characterized in that the water circulation device for the refrigerating unit comprises a water storage device, a heat absorption structure arranged on an electric appliance box radiating surface of an outdoor unit of the refrigerating unit and a defrosting structure arranged corresponding to an evaporator of an indoor unit of the refrigerating unit, wherein the heat absorption structure is connected with the water storage device through a first water circulation loop, and the defrosting structure is connected with the water storage device through a second water circulation loop. The heat absorption structure is arranged to conduct water circulation heat dissipation on the electric elements, so that the situation that the storage temperature is unstable due to overheat fault damage of the electric elements is avoided; in the defrosting process, the heat absorbed from the electrical elements is released through water circulation, so that the defrosting speed of the evaporator is increased, and the fluctuation of the storage temperature is smaller.
Description
Technical Field
The utility model belongs to the field of air conditioners, and particularly relates to a water circulation device for a refrigerating unit and an air conditioner.
Background
With the development of society, commercial refrigerating units are widely used and are popular in various industries. The indoor unit of the refrigerating unit is arranged in the warehouse, and the air in the warehouse is in contact circulation with the evaporator in the indoor unit for a plurality of times under the action of the fan, so that the temperature in the warehouse is reduced. The existing refrigerating unit is easy to have the following two problems in the operation process: one is that there is no heat absorption structure corresponding to the electrical box electrical components of the refrigerating unit, when the electrical components are damaged due to the overheat, the fault of the electrical components can cause the phenomenon of error reporting and shutdown of the refrigerating unit, which leads to unstable and large fluctuation of the temperature of the warehouse and directly affects the quality of goods in the warehouse; the other is that the defrosting speed of the evaporator is low, so that the heat exchange efficiency of the evaporator is low, the storage temperature is unstable, and the quality of goods in the storage is affected.
Disclosure of Invention
Aiming at the defects existing in the prior art, the utility model aims to provide a water circulation device and an air conditioner for a refrigerating unit, which are used for radiating electric elements by arranging a heat absorption structure so as to avoid the occurrence of unstable storage temperature caused by overheat fault damage of the electric elements; meanwhile, defrosting speed of the evaporator is increased through the defrosting structure, fluctuation of the storage temperature is reduced, and stability of the storage temperature is improved.
In order to achieve the above object, the present utility model provides the following technical solutions:
the utility model provides a water circulating device for refrigerating unit, its includes water storage device, sets up the heat absorption structure on refrigerating unit outdoor unit electrical apparatus box heat dissipation face, corresponds the defrosting structure that refrigerating unit indoor unit evaporimeter set up, the heat absorption structure is connected with water storage device through first hydrologic cycle return circuit, the defrosting structure is connected with water storage device through second hydrologic cycle return circuit.
The utility model is further provided with: the heat absorption structure is a radiating pipe, a water passage is arranged in the radiating pipe, and two ends of the radiating pipe are connected in the first water circulation loop.
The utility model is further provided with: the radiating pipe is a U-shaped pipe.
The utility model is further provided with: the defrosting structure comprises a water spraying structure for spraying water to the evaporator of the indoor unit of the refrigerating unit and a water receiving structure for collecting defrosting water on the evaporator and spraying water, and the water spraying structure and the water receiving structure are respectively connected with the water storage device through a second water circulation loop.
The utility model is further provided with: the water spraying structure is a water spraying pipe, a plurality of water spraying holes are formed in the pipe body of the water spraying pipe, and a water inlet is formed in the pipe opening at one end of the water spraying pipe and connected with the water storage device through a second water circulation loop.
The utility model is further provided with: the spray pipe is arranged at the top of the evaporator of the indoor unit of the refrigerating unit.
The utility model is further provided with: the spray pipes are arranged in a plurality, and the spray pipes are arranged in parallel at intervals.
The utility model is further provided with: the water receiving structure is a water receiving disc, the water receiving disc is arranged at the bottom of the evaporator of the indoor unit of the refrigerating unit, the water receiving disc is provided with a water outlet, and the water outlet is connected with the water storage device through a second water circulation loop.
The utility model is further provided with: and the first water circulation loop and/or the second water circulation loop are/is provided with a switch valve.
The utility model is further provided with: the first water circulation loop and/or the second water circulation loop are/is provided with a water circulation power device, and the water circulation power device provides power for water circulation in the first water circulation loop and/or the second water circulation loop.
An air conditioner comprises a refrigerating unit and the water circulation device for the refrigerating unit.
In summary, compared with the prior art, the utility model has the following beneficial effects:
the heat absorption structure is arranged to conduct water circulation heat dissipation on the electric elements, so that unstable storage temperature caused by overheat fault damage of the electric elements is avoided, and the service life of the electric elements is prolonged; meanwhile, defrosting speed of the evaporator is increased through the defrosting structure, fluctuation of the storage temperature is reduced, and stability of the storage temperature is improved.
Drawings
FIG. 1 is a diagram showing a refrigerator set layout in a refrigerator according to an embodiment of the present utility model;
FIG. 2 is a schematic view of a water circulation device for a refrigeration unit according to an embodiment of the present utility model;
FIG. 3 is a schematic view of the mounting position of the sprinkler tube on the evaporator according to an embodiment of the present utility model;
FIG. 4 is a schematic view of a sprinkler tube according to an embodiment of the present utility model;
FIG. 5 is a schematic diagram of a water circulation flow path of a refrigeration unit in a normal refrigeration state according to an embodiment of the present utility model;
FIG. 6 is a schematic diagram of a water circulation flow path of a refrigeration unit in a defrost state according to an embodiment of the present utility model;
FIG. 7 is a flow chart of a water circulation device control system for a refrigeration unit in an embodiment of the utility model;
in the accompanying drawings: 100. an outdoor unit; 110. a compressor; 120. a condenser; 200. an indoor unit; 210. an evaporator; 211. a liquid supply pipe; 212. a gas collecting tube; 220. an electrical box; 310. a water tank; 320. a water spray pipe; 321. a water spraying hole; 322. sealing the cap; 330. a water receiving tray; 340. a water pump; 350. a first switching valve; 360. a second switching valve; 370. a temperature sensor.
Detailed Description
In order to make the technical solution of the present utility model better understood by those skilled in the art, the following description of the technical solution of the present utility model will be made in detail by combining the embodiments of the present utility model, and based on the embodiments in the present application, other similar embodiments obtained by those skilled in the art without making creative efforts shall fall within the scope of protection of the present application. In addition, directional words such as "upper", "lower", "left", "right", and the like, as used in the following embodiments are merely directions with reference to the drawings, and thus, the directional words used are intended to illustrate, not to limit, the utility model.
Examples: referring to fig. 1 to 4, the refrigerating unit is composed of an indoor unit 200 and an outdoor unit 100, the indoor unit 200 includes an evaporator 210 and an electrical box 220, the indoor unit 200 is located above a refrigerator, the outdoor unit 100 includes a compressor 110 and a condenser 120, which are generally located at the top of the outdoor refrigerator and are close to the indoor unit as much as possible, so as to avoid the problem of insufficient length of a valve connection pipe. The embodiment provides a water circulation device for a refrigerating unit, which comprises a water storage device and a heat absorption structure arranged on a heat dissipation surface of an electric box 220 of an outdoor unit 100 of the refrigerating unit, wherein the heat absorption structure is connected with the water storage device through a first water circulation loop, so that the purpose of absorbing heat on the heat dissipation surface of the electric box 220 of the outdoor unit 100 of the refrigerating unit through water circulation in the refrigerating process is realized, namely, the heat released by electric elements in the electric box 220 is absorbed, the occurrence of unstable storage temperature caused by overheat fault damage of the electric elements is avoided, and the service life of the electric elements is prolonged.
The water circulation device further comprises a defrosting structure corresponding to the evaporator 210 of the indoor unit of the refrigerating unit, and the defrosting structure is connected with the water storage device through a second water circulation loop, so that the purpose of releasing heat absorbed from the electric elements through water circulation in the defrosting process to accelerate the defrosting speed of the evaporator 210 is achieved.
In this embodiment, the heat absorbing structure is a heat dissipating tube, the heat dissipating tube has a water passage therein, and two ends of the heat dissipating tube are connected to the first water circulation loop.
In this embodiment, the heat dissipating tube is a U-shaped tube, which absorbs heat of the heat dissipating surface of the electrical box 220 to dissipate heat of the electrical components, and the U-shaped tube has a simple structure and is smooth in water flowing in the water flowing channel.
The defrosting structure comprises a water spraying structure for spraying water to the evaporator 210 of the indoor unit of the refrigerating unit and a water receiving structure for collecting defrosting water and spraying water on the evaporator 210, and the water spraying structure and the water receiving structure are respectively connected with the water storage device through a second water circulation loop. The water spraying structure is used for spraying water on the evaporator 210 to release heat absorbed from electrical elements in the water storage device, so that defrosting speed of the refrigerating unit is accelerated, the water receiving structure is used for collecting defrosting water on the evaporator 210 and water sprayed out by the water spraying structure, and the defrosting water returns to the water storage device through the second water circulation loop, so that temperature in the water storage device is reduced, loss of water in the water storage device is also compensated, and water is not required to be supplemented to the water storage device manually.
Referring to fig. 5-6, the water spraying structure is a water spraying pipe 320, that is, the present embodiment adds the water spraying pipe 320 on the basis of connecting the liquid supply pipe 211 and the gas collecting pipe 212 to the original evaporator 210. The pipe body of the water spraying pipe 320 is provided with a plurality of water spraying holes 321, and a water inlet is formed at the pipe opening at one end of the water spraying pipe 320 and is connected with the water storage device through a second water circulation loop. The nozzle at the other end of the spout 320 is closed, and in this embodiment, a sealing cap 322 is used to seal the nozzle at this end of the spout 320.
Preferably, the water spray holes 321 are uniformly distributed along the pipe body of the water spray pipe 320, so as to improve the uniformity of water spray.
The water spraying pipe 320 is disposed at the top of the indoor unit evaporator 210 of the refrigeration unit, and the water spraying pipe 320 is only a preferred position in this embodiment, but is not limited thereto.
Preferably, the number of the water spraying pipes 320 is multiple, and the water spraying pipes 320 are arranged in parallel at intervals, so that the water spraying area is increased, and the defrosting speed is accelerated.
The water receiving structure is a water receiving disc 330, the water receiving disc 330 is arranged at the bottom of the evaporator 210 of the indoor unit of the refrigerating unit, the water receiving disc 330 is provided with a water outlet, and the water outlet is connected with the water storage device through a second water circulation loop. The defrosting water on the evaporator 210 is received by the water receiving disc 330 and enters the second water circulation loop through the water outlet, and enters the water storage device through the second water circulation loop, so that the recovery of the defrosting water is realized.
The first water circulation loop and/or the second water circulation loop are/is provided with a switch valve. In this embodiment, a first switching valve 350 and a second switching valve 360 are respectively disposed on the first water circulation circuit and the second water circulation circuit.
The first water circulation loop and/or the second water circulation loop is/are provided with a water circulation power device, and the water circulation power device provides power for water circulation in the first water circulation loop and/or the second water circulation loop. The water circulation power device is a water pump 340. In this embodiment, the water pump 340 is provided with one water pump to provide power for the water circulation of the first water circulation loop and the second water circulation loop, so that the power cost can be reduced.
In this embodiment, the water storage device is a water tank 310, which is located at the bottom of the outside of the refrigerator, so that the condensed water in the water tray 330 can smoothly flow back to the water tank 310.
Referring to fig. 2-4, a temperature sensor is arranged in the water storage device to detect the water temperature in the water storage device. The water circulation device further comprises a controller, the controller is electrically connected with the temperature sensor, the controller is respectively connected with the water pump, the first switch valve and the second switch valve in a control mode, the controller receives detection values of the temperature sensor to control the water pump, the first switch valve and the second switch valve to be opened and closed, and automatic control of the water circulation device is achieved.
Referring to fig. 7, the control process of the water circulation device for the refrigerating unit is as follows:
in the refrigerating process, the temperature sensor 370 detects the water temperature of the water tank 310, the water temperature of the water tank 310 is T, the temperature emitted by the electrical box 220 during operation is T0, when the refrigerating unit is normally refrigerating and the water temperature T of the water tank 310 is less than T0, the controller controls the water pump 340 and the first switch valve 350 to be opened, and the water circulation is utilized to absorb the heat generated by the electrical elements, so that the service life of the electrical box is prolonged.
Along with the continuous operation of the water pump 340, the water temperature of the water tank 310 will continuously rise, when the refrigerating unit normally refrigerates and the water temperature T1 of the water tank 310 is not less than T0, which indicates that the water of the water tank 310 cannot cool the electrical box 220, the controller controls the water pump 340 and the first switch valve 350 to be closed.
When the unit is defrosted and the water temperature T2 of the water tank 310 is more than or equal to T0, the controller controls the water pump 340 and the second switch valve 360 to be opened, high-temperature water is sprayed on the top of the evaporator 210 through the water spray pipe 320, the defrosting speed of the refrigerating unit is accelerated, meanwhile, sprayed water and defrosted water are received on the water receiving disc 330, and the sprayed water and the defrosted water flow back to the water tank 310 through the second water circulation loop.
Along with the defrosting of the refrigerating unit, the water temperature of the water tank 310 can be rapidly reduced, and when the defrosting of the refrigerating unit is performed and the water temperature T4 of the water tank 310 is smaller than T0, the controller controls the water pump 340, the first switch valve 350 and the second switch valve 360 to be opened, so that the water tank 310 also absorbs the heat of the electrical elements of the electrical box 220 in the defrosting and heat releasing process.
An air conditioner comprises a refrigerating unit and the water circulation device for the refrigerating unit.
The foregoing detailed description of the utility model has been presented for purposes of illustration and description, but is not intended to limit the scope of the utility model, i.e., the utility model is not limited to the details shown and described.
Claims (11)
1. The utility model provides a water circulating device for refrigerating unit, its characterized in that includes water storage device, sets up the heat absorption structure on refrigerating unit outdoor unit electrical apparatus box heat dissipation face, corresponds the defrosting structure that refrigerating unit indoor unit evaporimeter set up, the heat absorption structure is connected with water storage device through first hydrologic cycle return circuit, the defrosting structure is connected with water storage device through second hydrologic cycle return circuit.
2. The water circulation device for a refrigerating unit according to claim 1, wherein the heat absorbing structure is a heat dissipating tube having a water passage therein, and both ends of the heat dissipating tube are connected to the first water circulation circuit.
3. The water circulation device for a refrigerating unit according to claim 2, wherein the radiating pipe is a U-shaped pipe.
4. The water circulation device for a refrigerating unit according to claim 1, wherein the defrosting structure comprises a water spraying structure for spraying water to an evaporator of an indoor unit of the refrigerating unit, and a water receiving structure for collecting defrosting water on the evaporator and spraying water, and the water spraying structure and the water receiving structure are respectively connected with the water storage device through a second water circulation loop.
5. The water circulating device for a refrigerating unit according to claim 4, wherein the water spraying structure is a water spraying pipe, a plurality of water spraying holes are formed in the pipe body of the water spraying pipe, and a water inlet is formed in a pipe opening at one end of the water spraying pipe and is connected with the water storage device through a second water circulating loop.
6. The water circulation device for a refrigeration unit as recited in claim 5 wherein said water spray pipe is disposed on top of an evaporator of an indoor unit of the refrigeration unit.
7. A water circulation device for a refrigeration unit as claimed in claim 5 or claim 6, wherein the water spray pipes are provided in a plurality of spaced parallel relationship.
8. The water circulating device for a refrigerating unit according to claim 4, wherein the water receiving structure is a water receiving disc, the water receiving disc is arranged at the bottom of an evaporator of an indoor unit of the refrigerating unit, the water receiving disc is provided with a water outlet, and the water outlet is connected with the water storage device through a second water circulating loop.
9. The water circulation device for a refrigeration unit according to claim 1, wherein an on-off valve is provided on the first water circulation circuit and/or the second water circulation circuit.
10. The water circulation device for a refrigeration unit as recited in claim 1, wherein the first water circulation loop and/or the second water circulation loop is provided with a water circulation power device, and the water circulation power device provides power for water circulation in the first water circulation loop and/or the second water circulation loop.
11. An air conditioner comprising a refrigeration unit and a water circulation device for a refrigeration unit as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222916147.8U CN219014749U (en) | 2022-11-02 | 2022-11-02 | Water circulation device for refrigerating unit and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222916147.8U CN219014749U (en) | 2022-11-02 | 2022-11-02 | Water circulation device for refrigerating unit and air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219014749U true CN219014749U (en) | 2023-05-12 |
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ID=86232673
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222916147.8U Active CN219014749U (en) | 2022-11-02 | 2022-11-02 | Water circulation device for refrigerating unit and air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219014749U (en) |
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2022
- 2022-11-02 CN CN202222916147.8U patent/CN219014749U/en active Active
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