CN220875997U - Outdoor waterproof wearing formula air conditioner cooling clothes - Google Patents
Outdoor waterproof wearing formula air conditioner cooling clothes Download PDFInfo
- Publication number
- CN220875997U CN220875997U CN202322255739.4U CN202322255739U CN220875997U CN 220875997 U CN220875997 U CN 220875997U CN 202322255739 U CN202322255739 U CN 202322255739U CN 220875997 U CN220875997 U CN 220875997U
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- Prior art keywords
- heat
- cooling
- split
- air conditioner
- water
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000001816 cooling Methods 0.000 title claims abstract description 79
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 78
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 25
- 229910021389 graphene Inorganic materials 0.000 claims abstract description 25
- 230000001681 protective effect Effects 0.000 claims abstract description 19
- 239000002184 metal Substances 0.000 claims abstract description 18
- 230000017525 heat dissipation Effects 0.000 claims description 28
- 239000004065 semiconductor Substances 0.000 claims description 25
- 238000009413 insulation Methods 0.000 claims description 4
- 230000006872 improvement Effects 0.000 description 14
- 230000000694 effects Effects 0.000 description 9
- 230000009286 beneficial effect Effects 0.000 description 8
- 238000005057 refrigeration Methods 0.000 description 7
- 239000012528 membrane Substances 0.000 description 5
- 206010019345 Heat stroke Diseases 0.000 description 4
- 238000009736 wetting Methods 0.000 description 3
- 229910002804 graphite Inorganic materials 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- -1 graphite alkene Chemical class 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000007779 soft material Substances 0.000 description 1
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- Professional, Industrial, Or Sporting Protective Garments (AREA)
Abstract
The utility model belongs to the technical field of cooling clothes, and particularly relates to outdoor waterproof wearable air conditioner cooling clothes, which comprises waterproof conjoined protective clothes, wherein a replaceable vest is arranged on the outer side of the waterproof conjoined protective clothes, a replaceable lining is arranged on the inner side of the waterproof conjoined protective clothes, a flexible solar photovoltaic panel is arranged at the top of the replaceable vest, a first split-flow device is arranged in the replaceable lining, a second split-flow device is arranged on the rear side of the replaceable vest, the first split-flow device is connected with a water cooling pipe network through a split pipe and a converging pipe, a heat radiating device is arranged on the back of the second split-flow device, a split-flow chamber and a converging chamber are arranged in the second split-flow device, the split-flow chamber and the converging chamber are connected with a metal cooling hose, and a flexible graphene heat conducting film is connected on the back of the metal cooling hose.
Description
Technical Field
The utility model belongs to the technical field of cooling clothes, and particularly relates to an outdoor waterproof wearable air conditioner cooling clothes.
Background
In outdoor work, because staff often directly expose under sunshine, very easily because of the unable condition such as heat dissipation leads to heatstroke in time of human body when engaging in long-time outdoor work in summer, in order to improve operational environment, reduce heatstroke risk, the air conditioner cooling clothes that has appeared can ventilate and insert air conditioning, but this kind of cooling clothes need be connected with refrigeration plant through the pipeline, only can use under the condition that the wearer need not remove on a large scale, if the wearer need remove, will be very inconvenient.
Disclosure of utility model
In view of the above problems, an object of the present utility model is to: the utility model provides an outdoor waterproof wearing formula air conditioner cooling clothes, this device through cold water large tracts of land circulation and with human body contact's mode, can carry out effectual cooling to the wearer and relieve summer heat, can carry out effectual quick heat dissipation and refrigerate to the water that has absorbed human body heat, further avoid personnel conditions such as heatstroke, and need not extra equipment and pipeline etc. a large amount of parts adopt flexible material, soft material to make, reduce the restriction to the wearer's activity, promoted the freedom of activity greatly.
In order to achieve the above object, the present utility model provides the following technical solutions: the utility model provides an outdoor waterproof wearing formula air conditioner cooling clothes, includes waterproof disjunctor protective clothing, waterproof disjunctor protective clothing's outside is equipped with removable undershirt, waterproof disjunctor protective clothing's inboard is equipped with removable inside lining, removable undershirt's top is equipped with flexible solar photovoltaic board, removable undershirt's rear side is equipped with heat abstractor and battery package, waterproof disjunctor protective clothing's outside is equipped with the waistband, be equipped with the backup battery package on the waistband, removable inside lining's inside is equipped with first branch confluence device, removable undershirt's rear side is equipped with second branch confluence device, the inside of first branch confluence device is equipped with shunt tube and closes the flow tube, shunt tube and confluence tube are connected with the water-cooling, the back of second branch confluence device is equipped with heat abstractor, the inside of second branch confluence device is equipped with branch flow chamber and confluence chamber, branch flow chamber and confluence chamber are connected with the metal cooling hose, the back of metal cooling hose is connected with flexible graphite alkene heat conduction membrane.
The beneficial effects of the utility model are as follows: when the device is used, the waterproof conjoined protective clothing is worn outside a person, during field operation, the light energy can be converted into electric energy to be stored in the battery in the standby battery pack through the flexible solar photovoltaic panel while the activity of the person is not influenced, after the electric quantity of the battery in the battery pack is exhausted, the battery in the standby battery pack and the battery in the battery pack can be replaced, the battery with the exhausted electric quantity can be charged through the flexible solar photovoltaic panel and can be used for the next use,
Personnel when needs cooling, control the water pump, the heat abstractor, the semiconductor cooling fin operation, the semiconductor cooling fin carries out direct refrigeration to the water in the second branch confluence device, cold water in the confluence device is in the shunt tubes of first branch confluence device through the water pump, by the input water-cooling pipe network, owing to set up circular water pocket, can increase the area of contact between personnel's health and the cold water, cold water carries through hose and circular water pocket, and in the reflux flow combining pipe through the other end, and pump into the shunt chamber through the water pump, and in the input metal cooling hose, metal cooling hose absorbs the heat in the water and with heat conduction to flexible graphene heat conduction membrane, flexible graphene heat conduction membrane cools off this part heat conduction to forced air-cooling heat row, radiator fan operation is to the fin that has absorbed semiconductor cooling fin back heat and flexible graphene heat conduction membrane heat, and after the water reflux that has absorbed the heat flows into the confluence chamber, through the semiconductor cooling fin refrigeration back, again, form the circulation, to effectively cool down to personnel, in total, the heat to the device, and through the heat dissipation device, and the heat dissipation device need not to be carried out the heat to the heat dissipation device, and the heat dissipation device is carried out the heat to the heat dissipation device, and the people has no need to be carried out the heat to the heat dissipation device, the people has high-efficient heat dissipation material, and has high-transfer performance and has been made the people and has high heat consumption, and high-speed heat consumption, and high performance, and high heat consumption and high performance, and high performance, and heat consumption.
To be used as a backup battery when the battery of the battery pack is depleted:
As a further improvement of the above technical scheme: the battery pack and the standby battery pack are internally provided with batteries, and the inner sides of the battery pack and the standby battery pack and the bottoms of the batteries are respectively provided with a power contact block.
The beneficial effects of this improvement are: after the electric quantity of the battery in the battery pack is exhausted, the battery in the standby battery pack and the battery in the battery pack can be replaced, the battery with the exhausted electric quantity is charged through the flexible solar photovoltaic panel and can be used for next use, the battery pack and the standby battery pack are electrified through the power contact block, and the battery pack and the standby battery pack are respectively connected with the power supply circuit and the charging circuit.
To isolate the heat of sunlight from the metal cooling hose:
As a further improvement of the above technical scheme: the inner side of the replaceable vest is provided with a heat insulation lining layer.
The beneficial effects of this improvement are: the heat insulating lining is used for isolating heat of sunlight and the metal cooling hose when the sunlight is strong.
For convenient disassembly of the replaceable vest and replaceable liner:
As a further improvement of the above technical scheme: the first and second split-flow devices are connected with connecting pipes, valves are connected to the connecting pipes, one ends of the valves of the first split-flow device are connected with a water pump, and the water pump is connected with the valves of the second split-flow device through joints.
The beneficial effects of this improvement are: the removable undershirt all can be dismantled with removable inside lining, when dismantling, closes the valve, can prevent that water from flowing out, and the water pump is used for the transportation of water between first branch confluence device and second branch confluence device.
To prevent water from wetting the clothing of the person:
As a further improvement of the above technical scheme: the inside of removable inside lining is equipped with the permeable barrier.
The beneficial effects of this improvement are: the water-permeable layer can prevent water from wetting clothes of personnel when the circular water bag and the hose are broken.
In order to increase the contact area between the body of the person and the cold water:
As a further improvement of the above technical scheme: the water cooling pipe network comprises circular water bags which are uniformly arranged and hoses used for communicating the circular water bags.
The beneficial effects of this improvement are: due to the fact that the circular water bag is arranged, the contact area between the body of a person and cold water can be increased, and the cold water is conveyed through the hose and the circular water bag.
In order to cool the cooling fin which absorbs heat of the back surface of the semiconductor cooling fin and heat of the flexible graphene heat conducting film:
As a further improvement of the above technical scheme: the semiconductor cooling fin is arranged in the heat dissipating device, the back of the semiconductor cooling fin is connected with an air-cooled heat dissipating row, an air outlet is arranged on the heat dissipating device, a heat dissipating fan is arranged on the heat dissipating device, and the flexible graphene heat conducting film is connected with the air-cooled heat dissipating row.
The beneficial effects of this improvement are: the flexible graphene heat conducting film conducts the part of heat to the air-cooled heat dissipation row, and the heat dissipation fan operates to cool the heat dissipation fin which absorbs the heat of the back surface of the semiconductor refrigeration fin and the heat of the flexible graphene heat conducting film, so that a heat dissipation effect is achieved.
In order to dissipate heat of the semiconductor refrigeration sheet and the flexible graphene heat conducting film:
As a further improvement of the above technical scheme: the air-cooled heat dissipation row comprises a heat dissipation row frame, and heat dissipation fins are arranged on the inner side of the heat dissipation row frame.
The beneficial effects of this improvement are: and the heat of the back surface of the semiconductor refrigeration sheet and the heat of the flexible graphene heat conduction film are transmitted to the cooling sheet for cooling.
None of the parts of the device are the same as or can be implemented using prior art.
Drawings
FIG. 1 is a schematic elevational view of the present utility model;
FIG. 2 is a schematic elevational cut-away view of the present utility model;
FIG. 3 is a schematic view of the back structure of the present utility model;
FIG. 4 is a schematic view of a heat dissipating device according to the present utility model;
FIG. 5 is a schematic view of a partial left rear cut-away mechanism of the present utility model;
FIG. 6 is a schematic diagram of a front cross-section of a first split-flow device and a water-cooled cooling pipe network according to the present utility model;
FIG. 7 is a schematic elevational cross-sectional view of a second split-flow device and a metal cooling hose of the present utility model;
FIG. 8 is a schematic view of a partial top cut-away view of the present utility model;
fig. 9 is a schematic view showing the internal structure of a battery pack according to the present utility model;
In the figure: 1. waterproof conjoined protective clothing; 2. a replaceable vest; 3. a replaceable liner; 4. a flexible solar photovoltaic panel; 5. a heat sink; 6. a battery pack; 7. a waistband; 8. a spare battery pack; 9. a first dividing and merging device; 10. a second split-flow device; 11. a shunt; 12. a flow combining pipe; 13. a water-cooling pipe network; 15. a flow dividing chamber; 16. a flow combining chamber; 17. a metal cooling hose; 18. a flexible graphene heat conductive film; 19. a battery; 20. a power contact block; 21. a thermal insulating liner; 22. a connecting pipe; 23. a valve; 24. a water pump; 25. a water-permeable layer; 26. a circular water sac; 27. a hose; 28. a semiconductor refrigeration sheet; 29. a heat radiation fan; 30. a heat dissipating row frame; 31. a heat sink.
Detailed Description
In order that those skilled in the art may better understand the technical solutions of the present invention, the following detailed description of the present invention with reference to the accompanying drawings is provided for exemplary and explanatory purposes only and should not be construed as limiting the scope of the present invention.
As shown in fig. 1-9, an outdoor waterproof wearable air conditioner cooling garment comprises a waterproof conjoined protective garment 1, wherein a replaceable vest 2 is arranged on the outer side of the waterproof conjoined protective garment 1, a replaceable lining 3 is arranged on the inner side of the waterproof conjoined protective garment 1, a flexible solar photovoltaic panel 4 is arranged at the top of the replaceable vest 2, a heat radiating device 5 and a battery pack 6 are arranged on the rear side of the replaceable vest 2, a waistband 7 is arranged on the outer side of the waterproof conjoined protective garment 1, a standby battery pack 8 is arranged on the waistband 7, a first split-flow device 9 is arranged in the replaceable lining 3, a second split-flow device 10 is arranged on the rear side of the replaceable vest 2, a shunt pipe 11 and a converging pipe 12 are arranged in the first split-flow device 9, the shunt pipe 11 and the converging pipe 12 are connected with a water cooling pipe network 13, a heat radiating device 5 is arranged on the back side of the second split-flow device 10, the inside of second branch confluence device 10 is equipped with branch room 15 and confluence room 16, branch room 15 and confluence room 16 are connected with metal cooling hose 17, the back of metal cooling hose 17 is connected with flexible graphite alkene heat conduction membrane 18, when this device was used, wear waterproof disjunctor protective clothing 1 outside personnel, when carrying out the field operation, through flexible solar photovoltaic board 4, in can not influencing personnel's activity, can change light energy into the battery 19 that the electric energy was stored in reserve battery package 8, after the battery 19 electric quantity in battery package 6 is spent, can replace battery 19 in reserve battery package 8 with battery 19 in battery package 6, the battery 19 that the electric quantity was spent charges through flexible solar photovoltaic board 4, can be used for next time use, when personnel need cooling, control water pump 24, the heat radiating device 5 and the semiconductor refrigerating sheet 28 operate, the semiconductor refrigerating sheet 28 directly refrigerates water in the second split-flow device 10, cold water in the split-flow chamber 16 in the second split-flow device 10 is pumped into the split-flow pipe of the first split-flow device 9 through the water pump 24 and is input into the water-cooling pipe network 13, the contact area between the body of a person and the cold water can be enlarged due to the arrangement of the circular water bag 26, the cold water is conveyed through the hose 27 and the circular water bag 26 and flows back into the split-flow pipe 12 through the other end, the cold water is pumped into the split-flow chamber 15 through the water pump 24 and is input into the metal cooling hose 17, the metal cooling hose 17 absorbs heat in the water and transmits the heat to the flexible graphene heat conducting film 18, the flexible graphene heat conducting film 18 transmits the part of the heat to the air-cooling heat radiating row, the cooling fan 29 operates to cool the cooling fin 31 absorbing the heat of the back surface of the semiconductor cooling fin 28 and the heat of the flexible graphene heat conducting film 18, so as to achieve the cooling effect, and after the water absorbing the heat by the flexible graphene heat conducting film 18 flows back into the current-mixing chamber 16, the water is cooled by the semiconductor cooling fin 28 and is input into the shunt tube 11 again to form circulation, so as to effectively cool the personnel. The battery 19 in the standby battery pack 8 and the battery 19 in the battery pack 6 can be replaced, the battery 19 with depleted electric quantity is charged through the flexible solar photovoltaic panel 4 and can be used for the next use, the battery 19, the battery pack 6 and the standby battery pack 8 are electrified through the power contact block 20, the battery pack 6 and the standby battery pack 8 are respectively connected with a power supply circuit and a charging circuit, the inner side of the replaceable vest 2 is provided with the heat insulation lining layer 21, the heat insulation lining layer 21 is used for isolating the heat of sunlight and the metal cooling hose 17 when the sunlight is strong, the first and second split-flow devices 9 and 10 are respectively connected with the connecting pipe 22, the connecting pipe 22 is connected with the valve 23, one end of the valve 23 of the first split-flow device is connected with the water pump 24, the water pump 24 is connected with the valve 23 of the second split-flow device 10 through a joint, the replaceable vest 2 and the replaceable lining 3 are detachable, when the replaceable vest 2 and the replaceable lining 3 are detached, the valve 23 is closed to prevent water from flowing out, the water pump 24 is used for conveying water between the first split-flow device 9 and the second split-flow device 10, the water-permeable layer 25 is arranged in the replaceable lining 3, the water-permeable layer 25 can prevent the circular water bags 26 and the hoses 27 from wetting clothes of people when the hoses 27 are broken, the water-cooling pipe network 13 comprises the circular water bags 26 which are uniformly arranged and the hoses 27 used for communicating the circular water bags 26, the contact area between the bodies of the people and cold water can be increased due to the circular water bags 26, the cold water is conveyed through the hoses 27 and the circular water bags 26, the semiconductor refrigerating sheets 28 are arranged in the heat dissipation device 5, the back surfaces of the semiconductor refrigerating sheets 28 are connected with air-cooling heat dissipation rows, the heat dissipating device is characterized in that an air outlet is arranged on the heat dissipating device 5, a heat dissipating fan 29 is arranged on the heat dissipating device, the flexible graphene heat conducting film 18 is connected with an air cooling heat dissipating row, the flexible graphene heat conducting film 18 conducts part of heat to the air cooling heat dissipating row, the heat dissipating fan 29 operates to cool a heat dissipating fin 31 which absorbs heat on the back surface of the semiconductor refrigerating fin 28 and heat of the flexible graphene heat conducting film 18, a heat dissipating effect is achieved, the air cooling heat dissipating row comprises a heat dissipating row frame 30, the heat dissipating row frame 30 is provided with heat dissipating fins 31 on the inner side, and the heat of the back surface of the semiconductor refrigerating fin 28 and the heat of the flexible graphene heat conducting film 18 are transmitted to the heat dissipating fin 31 to be cooled.
The working principle and the using flow of the utility model are as follows: when the device is used, the waterproof conjoined protective clothing 1 is worn outside a person, during field operation, the flexible solar photovoltaic panel 4 is used for converting light energy into electric energy and storing the electric energy in the battery 19 in the standby battery pack 8 while the activity of the person is not influenced, when the person needs to cool down, the water pump 24, the heat dissipation device 5 and the semiconductor refrigerating sheet 28 are controlled to operate, the semiconductor refrigerating sheet 28 directly refrigerates water in the second split-flow device 10, cold water in the converging chamber 16 in the second split-flow device 10 is pumped into the shunt pipe of the first split-flow device 9 through the water pump 24 and is input into the water cooling pipe network 13, the contact area between the person body and the cold water can be enlarged due to the circular water bag 26, the cold water is conveyed through the hose 27 and the circular water bag 26 and flows back into the converging pipe 12 through the other end and is pumped into the split-flow chamber 15 through the water pump 24, and input into the metal cooling hose 17, the metal cooling hose 17 absorbs heat in water and transmits the heat to the flexible graphene heat conducting film 18, the flexible graphene heat conducting film 18 transmits the part of heat to the air cooling heat dissipation row, the heat dissipation fan 29 operates to cool the heat dissipation fin 31 which absorbs heat on the back surface of the semiconductor refrigerating fin 28 and heat of the flexible graphene heat conducting film 18, the heat dissipation effect is achieved, the water which absorbs heat through the flexible graphene heat conducting film 18 flows back into the current mixing chamber 16, after being cooled through the semiconductor refrigerating fin 28, the water is input into the shunt tube 11 again to form circulation, the personnel is effectively cooled, heatstroke and other conditions are avoided, after the electric quantity of the battery 19 in the battery pack 6 is exhausted, the battery 19 in the standby battery pack 8 and the battery 19 in the battery pack 6 can be replaced, the battery 19 with the exhausted electric quantity is charged through the flexible solar photovoltaic panel 4, the detachable replaceable vest 2 and the replaceable lining 3 can be used for the next time, and when the detachable replaceable vest is detached, the valve 23 is closed, so that water can be prevented from flowing out.
Claims (8)
1. An outdoor waterproof wearing formula air conditioner cooling clothes, its characterized in that: including waterproof disjunctor protective clothing (1), the outside of waterproof disjunctor protective clothing (1) is equipped with removable undershirt (2), the inboard of waterproof disjunctor protective clothing (1) is equipped with removable inside lining (3), the top of removable undershirt (2) is equipped with flexible solar photovoltaic board (4), the rear side of removable undershirt (2) is equipped with heat abstractor (5) and battery package (6), the outside of waterproof disjunctor protective clothing (1) is equipped with waistband (7), be equipped with reserve battery package (8) on waistband (7), the inside of removable inside lining (3) is equipped with first branch confluence device (9), the rear side of removable undershirt (2) is equipped with second branch confluence device (10), the inside of first branch confluence device (9) is equipped with shunt tube (11) and confluence tube (12), shunt tube (11) and confluence tube (12) are connected with water-cooling pipe network (13), the back of second branch device (10) is equipped with device (5), the inside of second branch confluence device (10) is equipped with first branch confluence device (15) and cooling hose (16), the back of the metal cooling hose (17) is connected with a flexible graphene heat conducting film (18).
2. The outdoor waterproof wearable air conditioner cooling suit of claim 1, wherein: the battery pack (6) and the standby battery pack (8) are internally provided with batteries (19), and the inner sides of the battery pack (6) and the standby battery pack (8) and the bottoms of the batteries (19) are respectively provided with a power contact block (20).
3. The outdoor waterproof wearable air conditioner cooling suit of claim 1, wherein: the inner side of the replaceable vest (2) is provided with a heat insulation lining layer (21).
4. The outdoor waterproof wearable air conditioner cooling suit of claim 1, wherein: the novel water pump is characterized in that the first split-flow device (9) and the second split-flow device (10) are connected with connecting pipes (22), the connecting pipes (22) are connected with valves (23), one ends of the valves (23) of the first split-flow device are connected with a water pump (24), and the water pump (24) is connected with the valves (23) of the second split-flow device (10) through joints.
5. The outdoor waterproof wearable air conditioner cooling suit of claim 1, wherein: the inside of the replaceable lining (3) is provided with a water-permeable layer (25).
6. The outdoor waterproof wearable air conditioner cooling suit of claim 1, wherein: the water cooling pipe network (13) comprises circular water bags (26) which are uniformly arranged and hoses (27) which are used for communicating the circular water bags (26).
7. The outdoor waterproof wearable air conditioner cooling suit of claim 1, wherein: the semiconductor cooling fin (28) is arranged in the heat dissipating device (5), the back surface of the semiconductor cooling fin (28) is connected with an air cooling heat dissipating row, an air outlet is arranged on the heat dissipating device (5) and a heat dissipating fan (29) is arranged on the heat dissipating device, and the flexible graphene heat conducting film (18) is connected with the air cooling heat dissipating row.
8. The outdoor waterproof wearable air conditioner cooling suit of claim 7, wherein: the air-cooled heat dissipation row comprises a heat dissipation row frame (30), and heat dissipation fins (31) are arranged on the inner side of the heat dissipation row frame (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322255739.4U CN220875997U (en) | 2023-08-22 | 2023-08-22 | Outdoor waterproof wearing formula air conditioner cooling clothes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322255739.4U CN220875997U (en) | 2023-08-22 | 2023-08-22 | Outdoor waterproof wearing formula air conditioner cooling clothes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220875997U true CN220875997U (en) | 2024-05-03 |
Family
ID=90837997
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322255739.4U Active CN220875997U (en) | 2023-08-22 | 2023-08-22 | Outdoor waterproof wearing formula air conditioner cooling clothes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220875997U (en) |
-
2023
- 2023-08-22 CN CN202322255739.4U patent/CN220875997U/en active Active
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