CN219283666U - Cold water machine refrigeration structure - Google Patents
Cold water machine refrigeration structure Download PDFInfo
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- CN219283666U CN219283666U CN202223579850.0U CN202223579850U CN219283666U CN 219283666 U CN219283666 U CN 219283666U CN 202223579850 U CN202223579850 U CN 202223579850U CN 219283666 U CN219283666 U CN 219283666U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
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Abstract
The utility model discloses a refrigerating structure of a water chiller, which comprises a water tank and an evaporator, wherein the evaporator is positioned in the water tank and is formed by superposing a plurality of fins, and a gap is reserved between every two adjacent fins; the evaporator comprises a water inlet surface and a water outlet surface, the evaporator comprises a first evaporator and a second evaporator, the first evaporator is positioned above one side of the second evaporator, a diversion cavity is formed between the water outlet surface of the first evaporator and the water inlet surface of the second evaporator, and the diversion cavity is positioned above the opposite end of the water outlet surface of the second evaporator. The evaporator is formed by superposing a plurality of fins, gaps are reserved between two adjacent fins, and water flow can pass through the gaps; and the water outlet surface of the first evaporator and the water inlet surface of the second evaporator are staggered to form a diversion cavity, so that an S-shaped waterway is formed, the travel of water flow in the evaporator is increased, the contact area of the water flow and the evaporator is also increased, the purpose of cooling the water flow is further achieved, the conversion efficiency of the evaporator is improved, and the energy utilization rate is improved.
Description
Technical Field
The utility model belongs to the technical field of water coolers, and particularly relates to a refrigeration structure of a water cooler.
Background
At present, a new energy automobile is rapidly popularized and used, when an automobile fault occurs, the reliability of a motor needs to be tested repeatedly in a laboratory, a water cooler with higher heat conversion efficiency is needed for cooling the motor, such as a water cooler refrigerating device described in a patent published by 201920758885.X, but the traditional evaporator has low conversion efficiency, and insufficient contact is caused when cooling water and the evaporator are in water passing, so that resource waste is caused.
Disclosure of Invention
The utility model aims to provide a refrigerating structure of a water chiller, which can increase the contact area between cooling water and an evaporator (1), improve the conversion efficiency of the evaporator and save energy.
The technical scheme for realizing the aim of the utility model is as follows: the refrigerating structure of the water chiller comprises a water tank and an evaporator, wherein the evaporator is positioned in the water tank and is formed by superposing a plurality of fins, and a gap is reserved between every two adjacent fins; the evaporator comprises a water inlet surface and a water outlet surface, the evaporator comprises a first evaporator and a second evaporator, the first evaporator is positioned above one side of the second evaporator, a diversion cavity is formed between the water outlet surface of the first evaporator and the water inlet surface of the second evaporator, and the diversion cavity is positioned above one end opposite to the water outlet surface of the second evaporator
The evaporator is formed by superposing a plurality of fins, gaps are reserved between two adjacent fins, and water flow can pass through the gaps; the evaporator is provided with a water inlet surface and a water outlet surface, and water flows downwards from top to bottom and flows out from below the water outlet surface after entering gaps among the fins from the water inlet surface; the water flow flows from the water outlet surface of the first evaporator, flows through the flow conversion cavity and then enters the water inlet surface of the second evaporator; because the diversion cavity is positioned above one end of the second evaporator, water flows into the second evaporator from top to bottom and then flows towards the other end of the second evaporator, namely the water outlet surface of the second evaporator, so that an S-shaped waterway is formed, the travel of the water flow in the evaporator is increased, the contact area between the water flow and the evaporator is also increased, the purpose of cooling the water flow is further achieved, the conversion efficiency of the evaporator is improved, and the energy utilization rate is improved.
The water tank is provided with a first water inlet and a first water outlet, and the first water inlet and the first water outlet are connected with a first water pump through a water pipe. If the water in the water tank can not meet the temperature requirement, internal circulation can be carried out, and the water flow is cooled again.
The first water inlet is positioned above the water inlet surface of the first evaporator, and the first water outlet is positioned below the water outlet surface of the second evaporator. The first water inlet arranged above the water inlet surface of the first evaporator is convenient for returning the water which does not reach the water temperature standard in the internal circulation back to the first evaporator and the second evaporator for cooling again, and the first water outlet is arranged below the water outlet surface of the second evaporator for discharging the cooled water flow.
The water tank is provided with a second water inlet and a second water outlet, and the second water inlet and the second water outlet are connected with a second water pump through a water pipe. The water flow reaching the temperature requirement can be circulated outside through the second water outlet, the water flow with lower temperature is discharged to cool the automobile motor to be tested, and the cooled water returns to the water tank again through the second water inlet for cooling after passing through the function of the second water pump.
The second water inlet is positioned above the water inlet surface of the first evaporator, and the second water outlet is positioned below the water outlet surface of the second evaporator. Because the cooling water has cooled the automobile motor to be measured, the rivers temperature can rise, be located the second water inlet of first evaporimeter water inlet top is convenient for get back to the rivers after the temperature rises first evaporimeter with in the second evaporimeter again cooling treatment. The second water outlet is positioned below the water outlet surface of the second evaporator, so that low-temperature water flow can be conveniently discharged, and the motor to be tested is cooled.
The heat preservation layer is arranged outside the water tank, so that the water in the water tank can be preserved when the test is stopped, energy is saved, and the water tank is reserved for the next use.
Be provided with the removable lid on the water tank, the evaporimeter is at continuous during operation, and the water in the water tank contains certain impurity, and the lid of removable structure can conveniently carry out the manual cleaning dirt in the water tank and overhaul the equipment in the water tank.
The device comprises a frame, a water tank, a compressor, a condenser, an expansion valve and a frame, wherein the water tank is arranged above the frame, the compressor, the condenser and the expansion valve are arranged below the frame, and the compressor, the evaporator, the condenser, the expansion valve and the evaporator are sequentially connected together. The compressor converts the input electric energy into mechanical energy, compresses the refrigerant, the liquid refrigerant in the evaporator absorbs heat in water and begins to evaporate, a certain temperature difference is formed between the liquid refrigerant and the water finally, the liquid refrigerant is completely evaporated to be gaseous and then is sucked and compressed by the compressor, the gaseous refrigerant absorbs heat through the condenser and is condensed into liquid, and the liquid refrigerant is throttled by the expansion valve and then becomes low-temperature low-pressure refrigerant to enter the evaporator, so that the refrigeration process is completed.
By adopting the technical scheme, the utility model has the following beneficial effects: (1) The fin overlapped evaporator, the flow of the water flow from top to bottom increases the contact area of the evaporator and the water flow; (2) The two evaporators are arranged in a staggered manner to form an S-shaped movement path of water flow, so that the contact area of the water flow and the evaporators is further enlarged, and the conversion efficiency of the evaporators is improved.
Drawings
In order that the utility model may be more readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings, in which
FIG. 1 is a schematic view of an evaporator according to the present utility model;
FIG. 2 is a schematic view of the evaporator in the water tank according to the present utility model;
FIG. 3 is a schematic diagram of a water chiller according to the present utility model.
The reference numerals in the drawings are: 1 an evaporator; 1-1 fins; 1-2 water inlet surfaces; 1-3 out of the water surface; 2 a first evaporator (1); 3 a second evaporator; 4, a water tank; a diversion cavity; 6, a first water inlet; 7, a first water outlet; 8, a first water pump; 9 a second water inlet; 10 a second water outlet; 11 a second water pump; a 12 compressor; 13 a condenser; 14 an expansion valve; a 15-frame; 16 lids.
Detailed Description
Examples:
as shown in fig. 1-3, the present embodiment provides a refrigeration structure of a water chiller, including a water tank 4 and an evaporator 1, where the evaporator 1 is located in the water tank 4, and the evaporator 1 is formed by stacking a plurality of fins 1-1, and a gap is formed between two adjacent fins 1-1; the evaporator 1 comprises a water inlet surface 1-2 and a water outlet surface 1-3, the evaporator 1 comprises a first evaporator 2 and a second evaporator 3, the first evaporator 2 is positioned above one side of the second evaporator 3, a diversion cavity 5 is formed between the water outlet surface 1-3 of the first evaporator 2 and the water inlet surface 1-2 of the second evaporator 3, and the diversion cavity 5 is positioned above the opposite end of the water outlet surface 1-3 of the second evaporator 3. The evaporator 1 is formed by superposing a plurality of fins 1-1, gaps exist between two adjacent fins 1-1, and water flow can pass through the gaps; the evaporator 1 is provided with a water inlet surface 1-2 and a water outlet surface 1-3, and water flows downwards from top to bottom and flows out from below the water outlet surface 1-3 after entering gaps between the fins 1-1 from the water inlet surface 1-2; the water flow flows from the water outlet surface 1-3 of the first evaporator 2, flows through the flow conversion cavity 5 and then enters the water inlet surface 1-2 of the second evaporator 3; because the diversion cavity 5 is located above one end of the second evaporator 3, water flows into the second evaporator 3 from top to bottom and then flows towards the other end of the second evaporator 3, namely the water outlet surface 1-3 of the second evaporator 3, so that an S-shaped waterway is formed, the travel of the water flow in the evaporator 1 is increased, the contact area between the water flow and the evaporator 1 is increased, the purpose of cooling the water flow is further achieved, the conversion efficiency of the evaporator 1 is improved, and the energy utilization rate is improved.
As shown in fig. 3, the water tank 4 is provided with a first water inlet 6 and a first water outlet 7, and the first water inlet 6 and the first water outlet 7 are connected with a first water pump 8 through a water pipe. If the water in the water tank 4 can not meet the temperature requirement, internal circulation can be carried out, and the water flow is cooled again. The first water inlet 6 is positioned above the water inlet surface 1-2 of the first evaporator 2, and the first water outlet 7 is positioned below the water outlet surface 1-3 of the second evaporator 3. The first water inlet 6 positioned above the water inlet surface 1-2 of the first evaporator 2 is convenient for returning the water which does not reach the water temperature standard in the internal circulation to the first evaporator 2 and the second evaporator 3 for cooling again, and the first water outlet 7 is positioned below the water outlet surface 1-3 of the second evaporator 3, so that the cooled water flow is convenient for being discharged.
The water tank 4 is provided with a second water inlet 9 and a second water outlet 10, and the second water inlet 9 and the second water outlet 10 are connected with a second water pump 11 through a water pipe. The water flow reaching the temperature requirement can be circulated outside through the second water outlet 10, the water flow with lower temperature is discharged to cool the automobile motor to be tested, and the cooled water returns to the water tank 4 again through the second water inlet 9 for cooling treatment after passing through the action of the second water pump 11. The second water inlet 9 is positioned above the water inlet surface 1-2 of the first evaporator 2, and the second water outlet 10 is positioned below the water outlet surface 1-3 of the second evaporator 3. Because the cooling water has cooled the automobile motor to be measured, the water flow temperature can rise, and the second water inlet 9 positioned above the water inlet surface 1-2 of the first evaporator 2 is convenient for returning the water flow with the raised temperature to the first evaporator 2 and the second evaporator 3 for cooling treatment. The second water outlet 10 is positioned below the water outlet surface 1-3 of the second evaporator 3, so that low-temperature water flow can be conveniently discharged, and the motor to be tested is cooled.
The heat preservation layer is arranged outside the water tank 4, so that the water in the water tank 4 can be preserved when the test is stopped, energy is saved, and the water tank is reserved for the next use.
The water tank 4 is provided with the detachable cover 16, and when the evaporator 1 continuously works, water in the water tank 4 contains certain impurities, and the cover 16 with the detachable structure can conveniently clean dirt in the water tank 4 and overhaul equipment in the water tank 4.
The evaporator is characterized by further comprising a compressor 12, a condenser 13, an expansion valve 14 and a frame 15, wherein the water tank 4 is positioned above the frame 15, the compressor 12, the condenser 13 and the expansion valve 14 are positioned below the frame 15, and the compressor 12, the evaporator 1, the condenser 13, the expansion valve 14 and the evaporator 1 are sequentially connected together. The compressor 12 converts the input electric energy into mechanical energy to compress the refrigerant, the liquid refrigerant in the evaporator 1 absorbs heat in water and begins to evaporate, a certain temperature difference is formed between the liquid refrigerant and the water finally, the liquid refrigerant is completely evaporated to become gas and then is sucked and compressed by the compressor 12, the gas refrigerant absorbs heat through the condenser 13 and is condensed into liquid, the liquid refrigerant is throttled by the expansion valve 14 and then becomes low-temperature low-pressure refrigerant to enter the evaporator 1, and the refrigeration process is completed.
While the foregoing is directed to embodiments of the present utility model, other and further details of the utility model may be had by the present utility model, it should be understood that the foregoing description is merely illustrative of the present utility model and that no limitations are intended to the scope of the utility model, except insofar as modifications, equivalents, improvements or modifications are within the spirit and principles of the utility model.
Claims (8)
1. The refrigerating structure of the water chiller is characterized by comprising a water tank (4) and an evaporator (1), wherein the evaporator (1) is positioned in the water tank (4), the evaporator (1) is formed by superposing a plurality of fins (1-1), and gaps are reserved between two adjacent fins (1-1); the evaporator (1) comprises a water inlet surface (1-2) and a water outlet surface (1-3), the evaporator (1) comprises a first evaporator (2) and a second evaporator (3), the first evaporator (2) is located above one side of the second evaporator (3), a diversion cavity (5) is formed between the water outlet surface (1-3) of the first evaporator (2) and the water inlet surface (1-2) of the second evaporator (3), and the diversion cavity (5) is located above the opposite end of the water outlet surface (1-3) of the second evaporator (3).
2. The refrigerating structure of a water chiller according to claim 1, characterized in that the water tank (4) is provided with a first water inlet (6) and a first water outlet (7), and the first water inlet (6) and the first water outlet (7) are connected with a first water pump (8) through a water pipe.
3. A cold water machine refrigeration construction according to claim 2, wherein the first water inlet (6) is located above the water inlet surface (1-2) of the first evaporator (2), and the first water outlet (7) is located below the water outlet surface (1-3) of the second evaporator (3).
4. A cold water machine refrigerating structure according to claim 1, characterized in that the water tank (4) is provided with a second water inlet (9) and a second water outlet (10), the second water inlet (9) and the second water outlet (10) being connected with a second water pump (11) through a water pipe.
5. A cold water machine refrigeration construction according to claim 4, wherein the second water inlet (9) is located above the water inlet surface (1-2) of the first evaporator (2), and the second water outlet (10) is located below the water outlet surface (1-3) of the second evaporator (3).
6. A cold water machine refrigerating structure according to claim 1, characterized in that the outside of the water tank (4) is provided with a heat-insulating layer.
7. A cold water machine refrigerating structure according to claim 1, characterized in that the water tank (4) is provided with a detachable cover (16).
8. The refrigeration system of claim 1, further comprising a compressor (12), a condenser (13), an expansion valve (14) and a frame (15), wherein the water tank (4) is located above the frame (15), the compressor (12), the condenser (13) and the expansion valve (14) are located below the frame (15), and the compressor (12), the evaporator (1), the condenser (13), the expansion valve (14) and the evaporator (1) are sequentially connected together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223579850.0U CN219283666U (en) | 2022-12-30 | 2022-12-30 | Cold water machine refrigeration structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223579850.0U CN219283666U (en) | 2022-12-30 | 2022-12-30 | Cold water machine refrigeration structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219283666U true CN219283666U (en) | 2023-06-30 |
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ID=86913788
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223579850.0U Active CN219283666U (en) | 2022-12-30 | 2022-12-30 | Cold water machine refrigeration structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219283666U (en) |
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2022
- 2022-12-30 CN CN202223579850.0U patent/CN219283666U/en active Active
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