CN214581438U - Heat exchange device for air conditioner and air conditioner - Google Patents
Heat exchange device for air conditioner and air conditioner Download PDFInfo
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- CN214581438U CN214581438U CN202022831386.4U CN202022831386U CN214581438U CN 214581438 U CN214581438 U CN 214581438U CN 202022831386 U CN202022831386 U CN 202022831386U CN 214581438 U CN214581438 U CN 214581438U
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- air conditioner
- refrigerant
- condensed water
- pipeline
- heat exchange
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 130
- 239000003507 refrigerant Substances 0.000 claims abstract description 80
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 6
- 229910052802 copper Inorganic materials 0.000 claims description 6
- 239000010949 copper Substances 0.000 claims description 6
- 238000009413 insulation Methods 0.000 claims description 3
- 238000005057 refrigeration Methods 0.000 abstract description 10
- 238000000034 method Methods 0.000 abstract description 6
- 230000008016 vaporization Effects 0.000 abstract 1
- 238000009834 vaporization Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 8
- 239000002699 waste material Substances 0.000 description 6
- 230000002349 favourable effect Effects 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 238000004321 preservation Methods 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 238000004378 air conditioning Methods 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 238000004781 supercooling Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 239000006261 foam material Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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- Air Filters, Heat-Exchange Apparatuses, And Housings Of Air-Conditioning Units (AREA)
Abstract
The utility model belongs to the technical field of the air conditioner, specifically provide a heat transfer device and air conditioner for air conditioner. The utility model discloses aim at solving the extravagant problem of cold volume of condensate water in the current air conditioner. Mesh for this reason, the utility model discloses an air conditioner is including compressor, condenser, throttling arrangement and the evaporimeter that loops through refrigerant pipeline end to end intercommunication, and heat transfer device sets up in the middle of the indoor set of air conditioner to the refrigerant pipeline that is located between condenser and the throttling arrangement is close to throttling arrangement's part, and heat transfer device includes refrigerant pipeline passageway and condensate pipe way, and the condensate pipe way parcel is in refrigerant pipeline passageway's the outside, and condensate pipe way includes condensate water inlet and comdenstion water export. Through the above setting mode, make the utility model discloses a low temperature comdenstion water that the air conditioner produced in the operation process can carry out the heat transfer with the refrigerant among the refrigerant pipeline passageway to improve the super-cooled rate of refrigerant, avoid the phenomenon that flash vaporization appears in the refrigerant, and then improve the refrigeration ability of air conditioner.
Description
Technical Field
The utility model belongs to the technical field of the air conditioner, specifically provide a heat transfer device and air conditioner for air conditioner.
Background
With the development of economy, the air conditioner has become one of the more popular household appliances, and the air conditioner includes various forms, for example, a relatively small one-by-one system is commonly used in small houses of a family, a multi-split air conditioner unit is commonly used in relatively large places, for example, places such as shopping malls, office buildings, hotels and the like, an outdoor unit of the air conditioner mainly comprises an outdoor side heat exchanger, a compressor and other refrigeration accessories, an indoor unit of the air conditioner comprises an evaporative heat exchanger, a fan and the like, the outdoor unit can convey refrigerant to the indoor unit part through a liquid pipe, and the indoor refrigeration or heating requirements can be met timely.
In the air conditioner refrigeration process, condensate water is separated out from the indoor unit part, the condensate water is collected into the water receiving disc and is directly discharged outdoors along with the drain pipe in the common method, however, the actual temperature of the condensate water is low, the cold quantity of the condensate water is considerable, and the part of cold quantity is discharged outdoors without being utilized, so that certain cold quantity waste is caused.
Accordingly, there is a need in the art for a new heat exchange device for an air conditioner and an air conditioner to solve the problem of waste of cooling capacity of condensed water in the existing air conditioner.
SUMMERY OF THE UTILITY MODEL
In order to solve the above-mentioned problem among the prior art, be the extravagant problem of cold volume of solving the condensate water in current air conditioner promptly, the utility model provides a heat transfer device and air conditioner for air conditioner, the air conditioner is including compressor, condenser, throttling arrangement and the evaporimeter that loops through refrigerant pipeline head and the tail intercommunication, heat transfer device set up in the middle of the indoor set of air conditioner to be located the condenser with between the throttling arrangement the refrigerant pipeline is close to throttling arrangement's part, heat transfer device includes refrigerant pipeline passageway and condensate water pipeline, the condensate water pipeline parcel is in the outside of refrigerant pipeline passageway, condensate water pipeline includes condensate water entry and condensate water outlet.
In the above preferred technical solution of the heat exchanger for an air conditioner, the condensed water pipeline is spirally wound on the refrigerant pipeline channel.
In the above preferred technical scheme of the heat exchanger for an air conditioner, the condensate pipe is sleeved at the periphery of the refrigerant pipeline channel, and a condensate channel spirally wound at the periphery of the refrigerant pipeline channel is arranged on the wall of the condensate pipe.
In the above preferred technical solution of the heat exchange device for an air conditioner, the heat exchange device is a plate heat exchanger.
In the above preferred technical solution of the heat exchanger for an air conditioner, a water level of the condensed water inlet is highest in the condensed water pipeline.
In the preferable technical scheme of the heat exchange device for the air conditioner, the periphery of the condensed water pipeline is wrapped with the heat insulation layer.
In the above preferred technical solution of the heat exchanger for an air conditioner, the throttling device is an expansion valve.
In the preferable technical scheme of the heat exchange device for the air conditioner, the condensed water pipeline is a copper pipe.
In the preferable technical scheme of the heat exchange device for the air conditioner, the condensed water pipeline is a flat pipe and/or; in the condensed water pipeline, the water level of the condensed water inlet is highest, and/or; the periphery of the condensed water pipeline is wrapped with a heat insulation layer.
The utility model also provides an air conditioner, the air conditioner include any one of above-mentioned technical scheme a heat transfer device for air conditioner.
The technical scheme of the utility model, the air conditioner is including the compressor that loops through refrigerant pipeline end to end intercommunication, the condenser, throttling arrangement and evaporimeter, heat transfer device sets up in the middle of the indoor set of air conditioner to the refrigerant pipeline that is located between condenser and the throttling arrangement is close to throttling arrangement's part, heat transfer device includes refrigerant pipeline passageway and condensate pipe way, the condensate pipe way parcel is in refrigerant pipeline passageway's the outside, condensate pipe way includes condensate water entry and comdenstion water export, technical personnel in the field can understand is, the utility model discloses a condensate pipe way is the pipeline that has the heat conduction function.
Through the above-mentioned mode of setting up, make the utility model discloses a low temperature comdenstion water that the air conditioner produced in the operation process can carry out the heat transfer with the refrigerant among the refrigerant pipeline passageway to improve the super-cooled rate of refrigerant, avoid the phenomenon that flash happens to the refrigerant, and then improve the refrigeration ability of air conditioner, and still avoided the waste of comdenstion water, improved the utilization ratio of comdenstion water. In addition, the part close to the throttling device is distinguished from the part far away from the throttling device by taking the condenser and the center of the throttling device as a distinguishing point.
Drawings
The heat exchange device for an air conditioner and the air conditioner of the present invention will be described with reference to the accompanying drawings. In the drawings:
fig. 1 is a schematic view of the arrangement position structure of a heat exchange device in an air conditioner of the present invention;
fig. 2 is a schematic structural diagram of a first embodiment of a heat exchange device for an air conditioner according to the present invention;
fig. 3 is a schematic view of a modified structure of a first embodiment of the heat exchange device for an air conditioner according to the present invention;
fig. 4 is a left side view of the heat exchanging apparatus for an air conditioner in fig. 3.
List of reference numerals:
1-a heat exchange device; 11-refrigerant pipeline channel; 12-condensed water pipes; 121-condensate inlet; 122-condensate outlet; 123-a condensate channel; 13-a heat-insulating layer; 2-a compressor; 3-a condenser; 4-a throttling device; 5-an evaporator; 6-indoor machine; 7-outdoor unit.
Detailed Description
Preferred embodiments of the present invention will be described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are only for explaining the technical principle of the present invention, and are not intended to limit the scope of the present invention. And can be adjusted as needed by those skilled in the art to suit particular applications. For example, although the description is made of a copper pipe, it is obvious that the present invention may take other various forms, for example, an aluminum pipe or an iron pipe, etc., as long as the condensed water pipe has a reliable heat conductive performance.
It should be noted that in the description of the present invention, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate directions or positional relationships based on those shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Furthermore, it should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
As shown in fig. 1, fig. 2, fig. 3 and fig. 4, for solving the cold volume waste problem of condensate water in the current air conditioner, the utility model discloses an air conditioner is including compressor 2, condenser 3, throttling arrangement 4 and the evaporimeter 5 that loops through refrigerant pipeline end to end intercommunication, heat transfer device 1 sets up in the middle of the indoor set 6 of air conditioner to the refrigerant pipeline that is located between condenser 3 and the throttling arrangement 4 is close to throttling arrangement 4's part, heat transfer device 1 includes refrigerant pipeline passageway 11 and condensate water pipeline 12, condensate water pipeline 12 parcel is in refrigerant pipeline passageway 11's the outside, condensate water pipeline 12 includes condensate water inlet 121 and condensate water outlet 122.
As will be understood by those skilled in the art, condensed water enters the condensed water pipe 12 through the condensed water inlet 121, and the condensed water pipe 12 is wrapped outside the refrigerant pipe 11, so that the condensed water with a lower temperature can exchange heat with the refrigerant in the refrigerant pipe 11, thereby improving the supercooling degree of the refrigerant, wherein the wrapping includes various forms of wrapping, such as full wrapping or half wrapping.
The setting mode has the advantages that: through the above-mentioned mode of setting up, make the utility model discloses a low temperature comdenstion water that the air conditioner produced in the operation process can carry out the heat transfer with the refrigerant in refrigerant pipeline passageway 11 to improve the super-cooled rate of refrigerant, avoid the phenomenon that flash happens to the refrigerant, and then improve the refrigeration ability of air conditioner, reduce air conditioning system's energy consumption, and still avoided the waste of comdenstion water, improved the utilization ratio of comdenstion water.
Furthermore, the utility model discloses a heat transfer device 1 sets up the advantage in the middle of the indoor set 6 of air conditioner and lies in: taking a multi-split air conditioner as an example, since there are many indoor units 6 connected to the outdoor unit 7 in the multi-split air conditioner system, the refrigerant output from the condenser 3 in the outdoor unit 7 needs to be transported to different indoor units 6 through pipelines, and since the refrigerant in the refrigeration system has a long flow path, the pressure loss is large, or in the air conditioner with long piping, the pressure loss is more obvious, and further, a phenomenon of flashing of part of the refrigerant occurs. The utility model discloses a heat transfer device 1 sets up in indoor set 6, and the comdenstion water has directly carried out the heat transfer after flowing down from indoor set 6 parts, has avoided placing heat transfer device 1 and has carried out long distance heat transfer again at the refrigerant after outdoor heat exchanger part improves the refrigerant subcooling, and then causes the cold volume of comdenstion water loss in the data send process, consequently, this kind of mode of setting can improve the refrigerant subcooling.
Furthermore, the utility model discloses a heat transfer device 1 sets up the part that the refrigerant pipeline between condenser 3 and throttling arrangement 4 is close to throttling arrangement 4, can improve the refrigerant subcooling degree before getting into throttling arrangement 4, because the intraductal refrigerant of liquid before throttling arrangement 4 is the high temperature state, the intraductal refrigerant of liquid after throttling arrangement 4 is the low temperature state, therefore, this kind of setting mode can reduce the difference in temperature of the intraductal refrigerant of liquid around the throttling arrangement 4, and then can reduce the phenomenon that the refrigerant flash of appearance, thereby the refrigeration effect of improvement air conditioner that can step forward, further improve the utilization ratio of comdenstion water.
Continuing to refer to fig. 2, the technical solution of the first possible implementation manner of the heat exchanging device 1 of the present invention is: the condensed water pipe 12 is spirally wound on the refrigerant pipeline channel 11.
The setting mode has the advantages that: can increase the length that is used for the condensate water pipeline 12 of heat transfer, there is sufficient flow to make the comdenstion water circulate and the heat exchange wherein, unit volume's heat transfer area increases, in addition, crooked condensate water pipeline 12 design, be favorable to strengthening the turbulent state of condensate water fluid, and the flow rate that fluid resistance can improve the design for a short time, help improving heat transfer coefficient, the fluid in condensate water pipeline 12 and the refrigerant pipeline 11 is the mode flow against the current, make the refrigerant can abundant heat transfer in refrigerant pipeline 11, wherein, can keep apart the certain distance between the spiral-shaped condensate water pipeline 12, of course also can be the form of closely laminating.
With continuing reference to fig. 3 and 4, a variant of the first embodiment of the heat exchange device 1 of the present invention is: the condensed water pipe 12 is sleeved on the periphery of the refrigerant pipeline channel 11, and a condensed water channel 123 spirally wound on the periphery of the refrigerant pipeline channel 11 is arranged on the wall of the condensed water pipe 12; as will be understood by those skilled in the art, the condensed water enters the condensed water passage 123 through the condensed water inlet 121 and is then discharged through the condensed water outlet 122.
The setting mode has the advantages that: such an embodiment includes the advantages of the above-mentioned embodiment, and in addition, the embodiment in which the condensed water channel 123 spirally wound around the outer circumference of the refrigerant pipeline channel 11 is provided on the wall of the condensed water pipeline 12 includes: the cross section of the condensed water channel 123 is arc-shaped or in various shapes such as closed circle, wherein, when being circle-shaped, the condensed water contacts with the pipe wall of the refrigerant pipeline channel 11 through the wall of the condensed water pipeline 12 to transfer heat, and when being arc-shaped, the condensed water directly contacts with the pipe wall of the refrigerant pipeline channel 11, which can further improve the heat transfer coefficient and achieve better heat transfer effect.
Of course, the form of the heat exchange device 1 is not limited to the two embodiments described above, and may be a plate heat exchanger (not shown in the drawings).
The plate heat exchanger has various structures, for example, the condensed water pipes 12 are designed to be plate-shaped, the refrigerant pipeline channel 11 is sandwiched between two plate-shaped condensed water pipes 12, or the refrigerant pipeline channel 11 and the condensed water pipe 12 are both spiral-shaped, and the spiral-shaped refrigerant pipeline channel 11 and the condensed water pipe 12 are mutually attached to form a plate-shaped structure.
The setting mode has the advantages that: refrigerant pipeline path 11 presss from both sides and locates between two platelike condensed water pipeline 12, can effectual increase refrigerant pipeline path 11 heat transfer area on every side, improves the heat transfer effect, and in addition, the direction of flow constantly changes of comdenstion water, has increased fluidic disturbance, can reach the turbulent flow under very little velocity of flow, has higher heat transfer coefficient, is favorable to the heat transfer of comdenstion water and refrigerant more.
As a preferred embodiment, in the above embodiment, the water level of the condensed water inlet 121 is highest.
The setting mode has the advantages that: the condensate water enters the condensate water pipeline 12 from the condensate water inlet 121, and because the water level at the condensate water inlet 121 is the highest, according to the principle of the communicating vessel, the condensate water can sequentially and circularly flow from the condensate water inlet 121 to the condensate water outlet 122 for heat exchange until flowing out from the condensate water outlet 122, wherein the condensate water entering the condensate water inlet 121 from the water pan (the device for receiving the condensate water) can be entered by means of gravity (namely, the height of the water pan relative to the ground is greater than that of the condensate water inlet 121 relative to the ground), and can also be entered by means of drainage of the drainage device.
In a preferred embodiment, the condensed water pipe 12 is wrapped with an insulating layer 13.
The above embodiment has the advantages that: the arrangement of the heat preservation layer 13 can reduce the loss of the cooling capacity of the condensed water in the condensed water pipeline 12, so that the cooling capacity can be almost completely used for heat exchange with the refrigerant, the heat exchange efficiency is improved, the supercooling degree of the refrigerant is improved, and the improvement of the refrigeration effect of the air conditioner is facilitated, wherein the heat preservation layer 13 is a light heat preservation material with a small heat transfer coefficient, and can be a rubber-plastic heat preservation material or a phenolic foam material and the like.
In a preferred embodiment, the condensed water pipe 12 is a copper pipe.
The above embodiment has the advantages that: the metal has good heat conductivity, and wherein, copper is better in the metal heat conductivity, consequently, can more be favorable to improving the heat transfer effect between condensate water and the refrigerant, and in addition, the copper pipe has better ductility, is favorable to carrying out the spiral winding to refrigerant pipeline passageway 11 more.
In a preferred embodiment, the throttle device 4 is an expansion valve, and the condensed water pipe 12 is a flat pipe.
The setting mode has the advantages that: the condensate water pipeline 12 is a flat pipe, and the direct contact area between the condensate water pipeline 12 and the refrigerant pipeline channel 11 can be increased, so that the heat exchange area can be increased, and the heat exchange effect is improved.
To sum up, the utility model discloses an air conditioner can avoid the waste of comdenstion water cold volume, improves the refrigerant super-cooled rate, and less pressure loss reduces the flash phenomenon of refrigerant, improves the utilization ratio of comdenstion water to can improve heat transfer effect between condensate water and the refrigerant, be favorable to the refrigeration of air conditioner, indirectly reduce air conditioning system energy consumption.
It should be noted that the above-mentioned embodiments are only used for illustrating the principle of the present invention, and are not intended to limit the protection scope of the present invention, and those skilled in the art can adjust the above-mentioned structure without deviating from the principle of the present invention, so that the present invention can be applied to more specific application scenarios.
For example, in an alternative embodiment, the expansion valve may be replaced by a capillary tube, etc., as long as the effect of throttling and depressurizing can be achieved, which does not deviate from the principle of the present invention, and therefore all will fall within the protection scope of the present invention.
For example, in another alternative embodiment, the condensed water pipe 12 may be in the form of an aluminum pipe or an iron pipe, etc., as long as it has heat conductivity, without departing from the principle of the present invention, and therefore, all of them will fall within the protection scope of the present invention.
For example, in another alternative embodiment, the condensed water pipeline 12 may be a square pipe or a special pipe, as long as it can wrap the refrigerant pipeline channel 11, which does not deviate from the principle of the present invention, and therefore all will fall within the protection scope of the present invention.
For example, in another alternative embodiment, the water level of the condensed water inlet 121 may be lower than the water level of the condensed water outlet 122, for example, when the water receiving tray is located at the upper side of the heat exchanging device 1, as long as the condensed water can be injected into the condensed water pipeline 12, which does not deviate from the principle of the present invention, and thus all will fall within the protection scope of the present invention.
Furthermore, the utility model also provides an air conditioner, this air conditioner have in any one of the above-mentioned embodiments be used for heat transfer device 1 of air conditioner.
So far, the technical solution of the present invention has been described with reference to the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of the present invention is obviously not limited to these specific embodiments. Without departing from the principle of the present invention, a person skilled in the art can make equivalent changes or substitutions to the related technical features, and the technical solutions after these changes or substitutions will fall within the protection scope of the present invention.
Claims (10)
1. The utility model provides a heat transfer device for air conditioner, its characterized in that, the air conditioner is including compressor, condenser, throttling arrangement and the evaporimeter that loops through refrigerant pipeline end to end intercommunication, heat transfer device set up in the middle of the indoor set of air conditioner, and be located the condenser with between the throttling arrangement the refrigerant pipeline is close to throttling arrangement's part, heat transfer device includes refrigerant pipeline passageway and condensate water pipeline, the condensate water pipeline parcel is in the outside of refrigerant pipeline passageway, condensate water pipeline includes condensate water entry and comdenstion water export.
2. The heat exchange device for an air conditioner according to claim 1, wherein the condensed water pipe is spirally wound around the refrigerant pipe passage.
3. The heat exchange device for an air conditioner according to claim 1, wherein the condensed water pipe is sleeved on the periphery of the refrigerant pipeline channel, and a condensed water channel spirally wound on the periphery of the refrigerant pipeline channel is arranged on the wall of the condensed water pipe.
4. The heat exchange device for an air conditioner according to claim 1, wherein the heat exchange device is a plate type heat exchanger.
5. The heat exchange device for an air conditioner according to claim 3, wherein a water level of the condensed water inlet is highest in the condensed water pipe.
6. The heat exchange device for the air conditioner according to claim 3, wherein the condensed water pipe is wrapped with an insulating layer at the outer periphery thereof.
7. The heat exchange device for an air conditioner according to claim 1, wherein the throttling means is an expansion valve.
8. The heat exchange device for an air conditioner according to claim 1, wherein the condensed water pipe is a copper pipe.
9. The heat exchange device for the air conditioner according to claim 2, wherein the condensed water pipeline is a flat pipe, and/or; in the condensed water pipeline, the water level of the condensed water inlet is highest, and/or; the periphery of the condensed water pipeline is wrapped with a heat insulation layer.
10. An air conditioner characterized in that it comprises the heat exchanging device for an air conditioner according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022831386.4U CN214581438U (en) | 2020-11-30 | 2020-11-30 | Heat exchange device for air conditioner and air conditioner |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022831386.4U CN214581438U (en) | 2020-11-30 | 2020-11-30 | Heat exchange device for air conditioner and air conditioner |
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| Publication Number | Publication Date |
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| CN214581438U true CN214581438U (en) | 2021-11-02 |
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| CN202022831386.4U Active CN214581438U (en) | 2020-11-30 | 2020-11-30 | Heat exchange device for air conditioner and air conditioner |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114322293A (en) * | 2021-12-31 | 2022-04-12 | 极达鑫环境科技(重庆)有限公司 | Heat exchange tank applied to air conditioning system |
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2020
- 2020-11-30 CN CN202022831386.4U patent/CN214581438U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114322293A (en) * | 2021-12-31 | 2022-04-12 | 极达鑫环境科技(重庆)有限公司 | Heat exchange tank applied to air conditioning system |
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