CN217844343U - Air conditioner freezer integral type refrigerating system - Google Patents
Air conditioner freezer integral type refrigerating system Download PDFInfo
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- CN217844343U CN217844343U CN202221083231.XU CN202221083231U CN217844343U CN 217844343 U CN217844343 U CN 217844343U CN 202221083231 U CN202221083231 U CN 202221083231U CN 217844343 U CN217844343 U CN 217844343U
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- 239000007788 liquid Substances 0.000 claims abstract description 48
- 238000005057 refrigeration Methods 0.000 claims abstract description 5
- 238000004378 air conditioning Methods 0.000 claims description 6
- 238000005265 energy consumption Methods 0.000 abstract description 10
- 238000010438 heat treatment Methods 0.000 abstract description 3
- 239000003507 refrigerant Substances 0.000 description 22
- 238000004781 supercooling Methods 0.000 description 9
- 238000001704 evaporation Methods 0.000 description 8
- 239000013526 supercooled liquid Substances 0.000 description 4
- 230000005494 condensation Effects 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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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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- Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
Abstract
The utility model provides an air conditioner and refrigerator integrated refrigerating system, which comprises a first compressor, a second compressor, a four-way reversing valve, an outdoor heat exchanger, a first throttling device, a first check valve, a liquid storage tank, a first liquid inlet electromagnetic valve, a second check valve, a second throttling device, an indoor heat exchanger, a subcooler, a subcooled electromagnetic valve, a third throttling device, a second liquid inlet electromagnetic valve, a fourth throttling device, a refrigerator evaporator and a four-way valve; the utility model discloses combine air conditioner and freezer together, adopt one set of system to realize the switching of summer mode and winter mode through the four-way reversing valve, guaranteed heating or refrigeration effect when practicing thrift the energy consumption.
Description
Technical Field
The utility model relates to an air conditioner freezer integral type technical field particularly is an air conditioner freezer integral type refrigerating system.
Background
At present, convenience stores and small supermarkets are large in quantity and fast in growth. Air conditioners and refrigerators are widely applied to convenience stores and small-sized supermarket scenes, the air conditioners and the refrigerators run independently, the energy consumption accounts for 50% -60% of the total energy consumption, high energy consumption brings high operation cost, and how to integrally run the air conditioners and the refrigerators and adopt energy-saving and heat recovery measures to reduce the energy consumption of a refrigeration system in the application scenes similar to the convenience stores is urgent.
SUMMERY OF THE UTILITY MODEL
According to the technical problem, an integrated refrigerating system of an air conditioner and a refrigerator is provided.
The utility model discloses a technical means as follows:
an air conditioner and refrigerator integrated refrigerating system comprises a first compressor, a second compressor, a four-way reversing valve, an outdoor heat exchanger, a first throttling device, a first one-way valve, a liquid storage tank, a first liquid inlet electromagnetic valve, a second one-way valve, a second throttling device, an indoor heat exchanger, a subcooler, a subcooled electromagnetic valve, a third throttling device, a second liquid inlet electromagnetic valve, a fourth throttling device, a refrigerator evaporator and a four-way valve; the four-way reversing valve comprises an A port, a B port, a C port and a D port; the four-way valve comprises an opening a, an opening b, an opening c and an opening d;
the air exhaust ports of the first compressor and the second compressor are connected in parallel and then connected with the port A, the port B is connected with a first interface of the outdoor heat exchanger, a second interface of the outdoor heat exchanger is connected with one end of a first pipeline through a first one-way valve, the other end of the first pipeline is connected with a first interface of the liquid storage tank, and the first interface of the liquid storage tank is connected with the port B; the port a, the first liquid inlet electromagnetic valve and the second throttling device are sequentially connected, the second throttling device is connected with a first port of the indoor heat exchanger, a second port of the indoor heat exchanger is connected with the port C, and the port D is connected with a gas return port of the first compressor;
the port c is connected with a first inlet of the subcooler through a subcooling electromagnetic valve and a third throttling device, and a first outlet of the subcooler is connected with a return air port of the first compressor; the port d is connected with a second inlet of the subcooler, a second outlet of the subcooler is connected with a first interface of the freezer evaporator through a second liquid inlet electromagnetic valve and a fourth throttling device, and a second interface of the freezer evaporator is connected with a gas return port of the second compressor;
a first interface of the indoor heat exchanger is connected with one end of a second pipeline through a second one-way valve, the other end of the second pipeline is connected with a first pipeline, one end of a third pipeline is connected with a second interface of the outdoor heat exchanger through a first throttling device, and the other end of the third pipeline is connected with a first interface of the liquid storage tank after being connected with the first pipeline in parallel.
The first throttling device, the second throttling device, the third throttling device and the fourth throttling device are all electronic expansion valves.
The first compressor is a single compressor or a plurality of single compressors connected in parallel.
The second compressor is a single compressor or a plurality of single compressors connected in parallel.
The first compressor is a compressor of an air conditioner, and the second compressor is a compressor of a refrigerator.
The system can be switched into a summer mode and a winter mode according to the four-way reversing valve;
in the summer mode, the first compressor and the second compressor are started simultaneously, the port A and the port B of the four-way reversing valve are communicated, the port C and the port D of the four-way reversing valve are communicated, refrigerant discharged by exhaust ports of the first compressor and the second compressor sequentially passes through the outdoor heat exchanger, the first check valve and the liquid storage tank through the port A and the port B, and then is divided into three paths through the four-way valve, wherein one path is a gas return port which sequentially passes through the first liquid inlet electromagnetic valve, the second throttling device, the indoor heat exchanger, the port C and the port D and returns to the first compressor; the two paths of the refrigerant flow return to a return air port of the first compressor through the supercooling electromagnetic valve, the third throttling device and the subcooler in sequence; and the third path is a return air port which returns to the second compressor after sequentially passing through the subcooler, the second liquid inlet electromagnetic valve, the fourth throttling device and the freezer evaporator. The system can control opening of the fan of outdoor heat exchanger according to condensing temperature and stop, according to indoor heat exchanger, the frequency variation that the evaporating temperature of freezer evaporimeter controlled a compressor and No. two compressors respectively reduces air conditioning system energy consumption, increase freezer system refrigerating capacity after the freezer evaporimeter passes through the subcooler subcooling, promote freezer system efficiency and control subcooling solenoid valve switch according to freezer evaporating temperature simultaneously, close the subcooling solenoid valve when freezer system evaporating temperature is low, the second feed liquor solenoid valve is normally open, the refrigerant passes through the feed liquor solenoid valve and gets into the freezer evaporimeter, the degree of subcooling is adjusted in a flexible way.
In the winter mode, the refrigerator is refrigerated and air-conditioned to heat, the first compressor and the second compressor are simultaneously started, the first liquid inlet electromagnetic valve is closed, the port A and the port C of the four-way reversing valve are communicated, the port B and the port D are communicated, and refrigerant discharged by the exhaust ports of the first compressor and the second compressor sequentially passes through the port A and the port C, the indoor heat exchanger and the second one-way valve and then is divided into two paths, wherein one path is a return air port returning to the first compressor through the first throttling device, the outdoor heat exchanger, the port B and the port D; the other path of the refrigerant is divided into two paths after passing through the liquid storage tank, wherein one path of the refrigerant returns to the return air port of the first compressor through the supercooling electromagnetic valve, the third throttling device and the subcooler in sequence; and the other path of the refrigerant returns to the air return port of the second compressor through the subcooler, the second liquid inlet electromagnetic valve, the fourth throttling device and the freezer evaporator in sequence. The system controls the start and stop of the outdoor heat exchanger according to the condensation temperature of the indoor heat exchanger, the energy consumption is reduced, the refrigerating cabinet system is supercooled by a supercooled liquid refrigerant entering a subcooler through a liquid storage tank, the refrigerating cabinet system refrigerating capacity is increased, the energy efficiency of the refrigerating cabinet system is improved, the other path of supercooled liquid refrigerant enters a first compressor through a third throttling device through the subcooler, the air suction and the air discharge of the heat pump system are increased, the heating capacity of the system is effectively improved, the supercooling electromagnetic valve is closed when the evaporation temperature of the refrigerating cabinet is low, the second liquid inlet electromagnetic valve is normally open, a refrigerant enters the refrigerating cabinet evaporator through the second liquid inlet electromagnetic valve, and the supercooling degree is flexibly adjusted.
Compared with the prior art, the utility model has the advantages of it is following:
1. the system provided by the utility model combines air conditioner and freezer together, practices thrift the efficiency.
2. When the refrigerator runs in summer, the refrigerator is used for indoor temperature adjustment of convenience stores and running of the refrigerator, and meanwhile, the design of the subcooler between the two systems is utilized, so that the energy consumption of the refrigerating system is saved by more than 20%.
3. When the refrigerator runs in winter, the four-way reversing valve is used for switching the two devices to recover heat, so that the heat pump system with the energy efficiency higher than that of the heat pump system with the same power consumption is ensured while the indoor temperature and the normal running of the refrigerator are ensured.
4. The system can realize wider application scenes by means of the conversion of the four-way reversing valve, and can be suitable for the environment temperature of minus 30 ℃ to 43 ℃.
Based on the above reason, the utility model discloses can extensively promote in fields such as air conditioner freezer is integrative.
Drawings
In order to clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the description below are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic view of an integrated refrigeration system of an air conditioner and a refrigerator of the utility model.
In the figure: 1. a compressor number one; 2. a second compressor; 3. a four-way reversing valve; 4. an outdoor heat exchanger; 5. a first throttling device; 6. a first check valve; 7. a liquid storage tank; 8. a first liquid inlet electromagnetic valve; 9. a second one-way valve; 10. a second throttling device; 11. an indoor heat exchanger; 12. a subcooler; 13. a supercooling solenoid valve; 14. a third throttling means; 15. a second liquid inlet electromagnetic valve; 16. a fourth throttling device; 17. a freezer evaporator; 18. and a four-way valve.
Detailed Description
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the invention. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
Unless specifically stated otherwise, the relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. Any specific values in all examples shown and discussed herein are to be construed as exemplary only and not as limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be discussed further in subsequent figures.
In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the orientation words such as "front, back, up, down, left, right", "horizontal, vertical, horizontal" and "top, bottom", etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and in the case of not making a contrary explanation, these orientation words do not indicate and imply that the device or element in question must have a specific orientation or be constructed and operated in a specific orientation, and therefore should not be construed as limiting the scope of the present invention: the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.
For ease of description, spatially relative terms such as "over 8230," "upper surface," "above," and the like may be used herein to describe the spatial positional relationship of one device or feature to other devices or features as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary terms "at 8230; \8230; 'above" may include both orientations "at 8230; \8230;' above 8230; 'at 8230;' below 8230;" above ". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and if not stated otherwise, the terms have no special meaning, and therefore, the scope of the present invention should not be construed as being limited.
As shown in fig. 1, an air-conditioning and freezer integrated refrigeration system comprises a first compressor 1, a second compressor 2, a four-way reversing valve 3, an outdoor heat exchanger 4, a first throttling device 5, a first one-way valve 6, a liquid storage tank 7, a first liquid inlet electromagnetic valve 8, a second one-way valve 9, a second throttling device 10, an indoor heat exchanger 11, a subcooler 12, a subcooling electromagnetic valve 13, a third throttling device 14, a second liquid inlet electromagnetic valve 15, a fourth throttling device 16, a freezer evaporator 17 and a four-way valve 18; the four-way reversing valve 3 comprises an A port, a B port, a C port and a D port; the four-way valve 18 comprises an opening a, an opening b, an opening c and an opening d;
the exhaust ports of the first compressor 1 and the second compressor 2 are connected in parallel and then connected with the port A, the port B is connected with a first interface of the outdoor heat exchanger 4, a second interface of the outdoor heat exchanger 4 is connected with one end of a first pipeline through a first one-way valve 6, the other end of the first pipeline is connected with a first interface of a liquid storage tank 7, and the first interface of the liquid storage tank 7 is connected with the port B; the port a, the first liquid inlet electromagnetic valve 8 and the second throttling device 10 are sequentially connected, the second throttling device is connected with a first port of an indoor heat exchanger 11, a second port of the indoor heat exchanger is connected with the port C, and the port D is connected with a return air port of the first compressor 1;
the port c is connected with a first inlet of the subcooler 12 through a subcooling electromagnetic valve 13 and a third throttling device 14, and a first outlet of the subcooler 12 is connected with a gas return port of the first compressor 1; the port d is connected with a second inlet of the subcooler 12, a second outlet of the subcooler 12 is connected with a first interface of the freezer evaporator 17 through a second liquid inlet electromagnetic valve 15 and a fourth throttling device 16, and a second interface of the freezer evaporator 17 is connected with a gas return port of the second compressor 2;
the first interface of the indoor heat exchanger 11 is connected with one end of the second pipeline through the second one-way valve, the other end of the second pipeline is connected with the first pipeline, one end of the third pipeline is connected with the second interface of the outdoor heat exchanger 4 through the first throttling device 5, and the other end of the third pipeline is connected with the first interface of the liquid storage tank 7 after being connected with the first pipeline in parallel.
The first throttle 5, the second throttle 10, the third throttle 14 and the fourth throttle 16 are all electronic expansion valves.
The first compressor 1 is a single compressor or a plurality of single compressors connected in parallel.
The second compressor 2 is a single compressor or a plurality of single compressors connected in parallel.
The first compressor 1 is a compressor of an air conditioner, and the second compressor 2 is a compressor of a refrigerator.
The system can be switched into a summer mode and a winter mode according to the four-way reversing valve;
in a summer mode, the first compressor and the second compressor are started simultaneously, an opening A and an opening B of the four-way reversing valve 3 are communicated, an opening C and an opening D are communicated, a refrigerant (R410) discharged by exhaust ports of the first compressor 1 and the second compressor 2 sequentially passes through the opening A and the opening B, the outdoor heat exchanger 4, the first one-way valve 6 and the liquid storage tank 7, and then is divided into three paths through the four-way valve 18, wherein one path of the refrigerant sequentially passes through the first liquid inlet electromagnetic valve 8, the second throttling device 10, the indoor heat exchanger 11, the opening C and the opening D and returns to a return air port of the first compressor 1; the two paths of the refrigerant return to a return air port of the first compressor 1 through a supercooling electromagnetic valve 13, a third throttling device 14 and a subcooler 12 in sequence; the third path is a return air port returning to the second compressor 2 through a subcooler 12, a second liquid inlet electromagnetic valve 15, a fourth throttling device 16 and a freezer evaporator 17 in sequence. The system can control the fan of outdoor heat exchanger 4 to open according to condensing temperature and stop, according to indoor heat exchanger 11, the frequency variation that freezer evaporator 17's evaporating temperature controlled compressor 1 and No. two compressor 2 respectively reduces air conditioning system energy consumption, freezer evaporator 17 increases freezer system refrigerating capacity after through 12 subcooling of subcooler, promote freezer system efficiency and control subcooling solenoid valve 13 switch according to freezer evaporator 17's evaporating temperature simultaneously, close subcooling solenoid valve 13 when freezer system evaporating temperature is low, second feed liquor solenoid valve 15 is normally open, the refrigerant passes through second feed liquor solenoid valve 15 and gets into freezer evaporator 17, the degree of subcooling is adjusted in a flexible way.
In the winter mode, the refrigerator is refrigerated and air-conditioned to heat, the first compressor 1 and the second compressor 2 are simultaneously started, the first liquid inlet electromagnetic valve 8 is closed, the port A and the port C of the four-way reversing valve 3 are communicated, the port B and the port D are communicated, the refrigerant discharged from the exhaust ports of the first compressor 1 and the second compressor 2 sequentially passes through the port A and the port C, the indoor heat exchanger 4 and the second one-way valve 6 and then is divided into two paths, and one path of the refrigerant returns to the return port of the first compressor 1 through the first throttling device 5, the outdoor heat exchanger 4, the port B and the port D; the other path of the refrigerant is divided into two paths after passing through the liquid storage tank 7, wherein one path of the refrigerant returns to the air return port of the first compressor 1 after passing through the supercooling solenoid valve 13, the third throttling device 14 and the subcooler 12 in sequence; and the other path of the refrigerant returns to an air return port of the second compressor 2 through a subcooler 12, a second liquid inlet electromagnetic valve 15, a fourth throttling device 16 and a refrigerator evaporator 17 in sequence. The system controls the starting and stopping of a fan of the outdoor heat exchanger according to the condensation temperature of the indoor heat exchanger, the energy consumption is reduced, the refrigerating cabinet system is supercooled by a supercooled liquid refrigerant entering a subcooler 12 through a liquid storage tank 7, the refrigerating capacity of the refrigerating cabinet system is increased, the energy efficiency of the refrigerating cabinet system is improved, the other path of supercooled liquid refrigerant enters a first compressor 1 through a third throttling device 14 and the subcooler 12 to increase the air suction and exhaust capacity of the first compressor 1, the heating capacity of the system is effectively improved, the supercooling electromagnetic valve 13 is closed when the evaporation temperature of the refrigerating cabinet is low, a second liquid inlet electromagnetic valve 15 is normally opened, the refrigerant enters a refrigerating cabinet evaporator 17 through the second liquid inlet electromagnetic valve 15, and the supercooling degree is flexibly adjusted.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications or substitutions do not depart from the scope of the invention in its corresponding aspects.
Claims (4)
1. An air conditioner and refrigerator integrated refrigerating system is characterized by comprising a first compressor (1), a second compressor (2), a four-way reversing valve (3), an outdoor heat exchanger (4), a first throttling device (5), a first one-way valve (6), a liquid storage tank (7), a first liquid inlet electromagnetic valve (8), a second one-way valve (9), a second throttling device (10), an indoor heat exchanger (11), a subcooler (12), a subcooling electromagnetic valve (13), a third throttling device (14), a second liquid inlet electromagnetic valve (15), a fourth throttling device (16), a refrigerator evaporator (17) and a four-way valve (18); the four-way reversing valve (3) comprises an A port, a B port, a C port and a D port; the four-way valve (18) comprises an a port, a b port, a c port and a d port;
the exhaust ports of the first compressor (1) and the second compressor (2) are connected in parallel and then connected with the port A, the port B is connected with a first interface of the outdoor heat exchanger (4), a second interface of the outdoor heat exchanger (4) is connected with one end of a first pipeline through the first one-way valve (6), the other end of the first pipeline is connected with a first interface of the liquid storage tank (7), and the first interface of the liquid storage tank (7) is connected with the port B; the port a, the first liquid inlet electromagnetic valve (8) and a second throttling device (10) are sequentially connected, the second throttling device is connected with a first interface of the indoor heat exchanger (11), a second interface of the indoor heat exchanger is connected with the port C, and the port D is connected with a return air port of the first compressor (1);
the port c is connected with a first inlet of the subcooler (12) through the subcooling electromagnetic valve (13) and the third throttling device (14), and a first outlet of the subcooler (12) is connected with a gas return port of the first compressor (1); the port d is connected with a second inlet of the subcooler (12), a second outlet of the subcooler (12) is connected with a first interface of the freezer evaporator (17) through the second liquid inlet electromagnetic valve (15) and the fourth throttling device (16), and a second interface of the freezer evaporator (17) is connected with a gas return port of the second compressor (2);
the first interface of the indoor heat exchanger (11) is connected with one end of a second pipeline through a second one-way valve, the other end of the second pipeline is connected with the first pipeline, one end of a third pipeline is connected with the second interface of the outdoor heat exchanger (4) through the first throttling device (5), and the other end of the third pipeline is connected with the first interface of the liquid storage tank (7) after being connected with the first pipeline in parallel.
2. An air-conditioning and freezer integrated refrigeration system as claimed in claim 1, wherein the first throttling device (5), the second throttling device (10), the third throttling device (14) and the fourth throttling device (16) are all electronic expansion valves.
3. The air-conditioning and refrigerator integrated refrigerating system as claimed in claim 1, wherein the first compressor (1) is a single compressor or a plurality of single compressors connected in parallel.
4. The air-conditioning and refrigerator integrated refrigerating system as claimed in claim 3, wherein the second compressor (2) is a single compressor or a plurality of single compressors connected in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221083231.XU CN217844343U (en) | 2022-05-07 | 2022-05-07 | Air conditioner freezer integral type refrigerating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221083231.XU CN217844343U (en) | 2022-05-07 | 2022-05-07 | Air conditioner freezer integral type refrigerating system |
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| Publication Number | Publication Date |
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| CN217844343U true CN217844343U (en) | 2022-11-18 |
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| CN202221083231.XU Active CN217844343U (en) | 2022-05-07 | 2022-05-07 | Air conditioner freezer integral type refrigerating system |
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| CN (1) | CN217844343U (en) |
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- 2022-05-07 CN CN202221083231.XU patent/CN217844343U/en active Active
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Address after: 116600, No. 6 Song Lan street, Dalian economic and Technological Development Zone, Liaoning, China Patentee after: Bingshan Songyang Cold Chain (Dalian) Co.,Ltd. Address before: 116000 No. 6 Songlan Street, Jinzhou New District, Dalian City, Liaoning Province Patentee before: PANASONIC APPLIANCES COLD CHAIN (DALIAN) Co.,Ltd. |
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