CN213931221U - Water treatment module machine of central air conditioner - Google Patents
Water treatment module machine of central air conditioner Download PDFInfo
- Publication number
- CN213931221U CN213931221U CN202022789440.3U CN202022789440U CN213931221U CN 213931221 U CN213931221 U CN 213931221U CN 202022789440 U CN202022789440 U CN 202022789440U CN 213931221 U CN213931221 U CN 213931221U
- Authority
- CN
- China
- Prior art keywords
- water
- pipe
- tank
- communicated
- air conditioner
- Prior art date
- 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.)
- Active
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 130
- 230000001954 sterilising effect Effects 0.000 claims abstract description 21
- 238000004659 sterilization and disinfection Methods 0.000 claims abstract description 21
- 238000004378 air conditioning Methods 0.000 claims description 33
- 238000001914 filtration Methods 0.000 claims description 7
- 239000007788 liquid Substances 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 4
- 230000008901 benefit Effects 0.000 abstract description 2
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 238000005070 sampling Methods 0.000 description 9
- 239000008399 tap water Substances 0.000 description 5
- 235000020679 tap water Nutrition 0.000 description 5
- 239000011347 resin Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 239000010865 sewage Substances 0.000 description 3
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 2
- 241000195493 Cryptophyta Species 0.000 description 2
- JLVVSXFLKOJNIY-UHFFFAOYSA-N Magnesium ion Chemical compound [Mg+2] JLVVSXFLKOJNIY-UHFFFAOYSA-N 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 229910001424 calcium ion Inorganic materials 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000000284 extract Substances 0.000 description 2
- 229910001425 magnesium ion Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000005202 decontamination Methods 0.000 description 1
- 230000003588 decontaminative effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 238000005201 scrubbing Methods 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Landscapes
- Treatment Of Water By Ion Exchange (AREA)
Abstract
The utility model belongs to the technical field of air conditioners, in particular to a central air conditioner water treatment module machine, which comprises a softening device, a water storage tank, a constant pressure device, a filter tank, a sterilization generator and a control system, wherein the softening device is communicated with a first conveying pipe through a first connecting pipe, the first conveying pipe is communicated with the water storage tank, the constant pressure device is communicated with the water storage tank, the sterilization generator is communicated with the filter tank through a second conveying pipe, and the sterilization generator is communicated with an output pipeline through a third conveying pipe. The benefit of the air conditioner is improved, and the service life of the whole central air conditioner is greatly prolonged.
Description
Technical Field
The utility model belongs to the technical field of the air conditioner, concretely relates to central air conditioning water treatment module machine.
Background
The central air-conditioning module machine, the household small-sized screw machine main engine and the tail end are produced by professional manufacturers, and refrigeration and heating can be realized after butt joint. The use process needs to purify and treat the circulating water in the air conditioner to ensure the normal operation of the air conditioning system and prolong the service life of the air conditioning system.
At present, in small-sized air conditioning engineering, a water treatment system has no unified standard and equipment requirements, and some use units directly omit some water treatment facilities, so that the following problems can be caused:
firstly, welding slag, rust, sundries and the like can be generated in an internal water circulation system without a decontamination facility;
secondly, gas is generated by an internal water circulation system without an exhaust facility, the temperature of the water system where the gas is located is about 10-45, the gas can oxidize pipelines and breed algae, and the algae can generate gas to cause vicious circulation;
and thirdly, scale is generated in an internal water circulation system without a water softening facility, so that a pipeline is blocked.
And fourthly, a constant-pressure water replenishing facility is not provided, and water is directly replenished by utilizing a municipal pipe network through a plurality of small projects, and is replenished by depending on the pressure of tap water, so that the water replenishing requirement of the system cannot be met.
According to the current situation, a set of modularized water treatment equipment integrating softening, constant pressure, exhausting, dirt removal, scale removal and sterilization of a central air conditioning module machine and a household water air conditioning system is needed, and the standard reaching device of a water circulation system in an air conditioner is realized.
SUMMERY OF THE UTILITY MODEL
To solve the problems set forth in the background art described above. The utility model provides a central air conditioning water treatment module machine has central air conditioning module machine, domestic water air conditioning system and softens, level pressure, exhaust, scrubbing, scale removal, disinfect in characteristics of an organic whole.
In order to achieve the above object, the utility model provides a following technical scheme: central air conditioning water treatment module machine, including softening installation, storage water tank, level pressure device, filter tank, sterilization generator and control system, its characterized in that: the softening device comprises two softeners and a charging basket, wherein the two softeners are communicated with the charging basket, drain pipes are arranged on the two softeners, a liquid level sensor is arranged in the water storage tank, the two softeners are communicated with a first conveying pipe through a first connecting pipe, the first conveying pipe is communicated with the water storage tank, water inlet pipes are communicated with the two softeners, the two water inlet pipes are communicated with a water conveying pipeline together, a flow meter and a check valve are arranged on the water conveying pipeline, the constant pressure device comprises a diaphragm pressure tank and an input pipeline, the input pipeline is communicated with the water storage tank and the diaphragm pressure tank, the sterilization generator is communicated with the filter tank through a second conveying pipe, and butterfly valves are arranged on the first conveying pipe, the two first connecting pipes, the water conveying pipeline, the two water inlet pipes and the second conveying pipe, the sterilization generator intercommunication has the third conveyer pipe, third conveyer pipe intercommunication has the output pipeline, the diaphragm overhead tank is connected with the outdoor unit of air conditioner through the output pipeline, be provided with the butterfly valve on the third conveyer pipe, control system pass through the wire with softening installation, storage water tank, level pressure device, filter tank, sterilization generator electric connection.
Preferably, a first sampling port is arranged on the first conveying pipe, a second sampling port is arranged on the filtering tank, and a filter element is arranged in the filtering tank.
Preferably, the input pipeline comprises a first branch pipe and a second branch pipe, the first branch pipe and the second branch pipe are respectively provided with a high-pressure water pump, the first branch pipe and the second branch pipe are respectively provided with a thermometer and a pressure gauge, and the first branch pipe and the second branch pipe are respectively provided with electromagnetic valves on two sides of the high-pressure water pump.
Preferably, be provided with circulating water pump, check valve and manometer on the output pipeline, be provided with two butterfly valves on the output pipeline, two butterfly valves are located the high pressure water pump both sides, and air conditioner outdoor unit and air conditioner indoor unit pass through the air conditioner water supply pipe and connect.
Preferably, the bottom of the filter tank is provided with a drain pipe, the drain pipe is provided with a butterfly valve, the filter tank is communicated with the indoor unit of the air conditioner through a return pipe, and the return pipe is also provided with a butterfly valve.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses, to perfecting various functions in an organic whole, avoided the defect in the design of central air conditioning system, technology, avoided the drawback that traditional equipment is irregular, all water treatment facilities are controlled by central control system, have avoided the uncoordinated defect of traditional water treatment facilities, and accurate messenger central air conditioning quality of water reaches the requirement, has improved the benefit of air conditioner, great extension the holistic life-span of central air conditioning.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic view of the connection structure of the present invention;
FIG. 2 is a schematic structural view of the softening device of the present invention;
FIG. 3 is a schematic structural view of the first conveying pipe of the present invention;
FIG. 4 is a schematic structural view of the water storage tank of the present invention;
FIG. 5 is a schematic structural view of the constant pressure device of the present invention;
fig. 6 is a schematic structural view of the output pipeline of the present invention;
fig. 7 is a schematic structural view of the water pipe of the present invention;
FIG. 8 is a schematic structural view of the filtration tank of the present invention;
in the figure: 1. a softening device; 2. a water delivery pipeline; 3. a control system; 4. a blow-off pipe; 5. a second sampling port; 6. a filter tank; 7. a return pipe; 8. an air-conditioning indoor unit; 9. a second delivery pipe; 10. a sterilization generator; 11. an air-conditioning water supply pipeline; 12. a third delivery pipe; 13. an air conditioning outdoor unit; 14. an output pipe; 15. a constant pressure device; 16. a water storage tank; 17. a first delivery pipe; 18. a softener; 19. a water inlet pipe; 20. a butterfly valve; 21. a connecting pipe; 22. a drain pipe; 23. a charging bucket; 24. a first sampling port; 25. a liquid level sensor; 26. a diaphragm pressure tank; 27. a first branch pipe; 28. a second branch pipe; 29. an input pipe; 30. an electromagnetic valve; 31. a high pressure water pump; 32. a thermometer; 33. a pressure gauge; 34. a water circulating pump; 35. a flow meter; 36. a check valve; 37. and (3) a filter element.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely 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. 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.
Examples
Referring to fig. 1-8, the present invention provides the following technical solutions: a central air-conditioning water treatment module machine comprises a softening device 1, a water storage tank 16, a constant pressure device 15, a filter tank 6, a sterilization generator 10 and a control system 3, wherein the softening device 1 comprises two softeners 18 and a charging basket 23, the two softeners 18 are both communicated with the charging basket 23, the two softeners 18 are both communicated with a water inlet pipe 19, the two water inlet pipes 19 are commonly communicated with a water conveying pipeline 2, a flow meter 35 and a check valve 36 are arranged on the water conveying pipeline 2, a water discharging pipe 22 is arranged on each softener 18, the water conveying pipeline 2 is externally connected with a municipal tap water pipeline, tap water enters the two water inlet pipes 19 through the water conveying pipeline 2 and then enters the softeners 18 from the water inlet pipes 19, meanwhile, the softeners 18 extract resin from the charging basket 23, the softening device 1 mainly utilizes an ion exchanger to adsorb calcium and magnesium ions in water through the resin for exchange, thereby redundant calcium and magnesium ions in water are utilized to achieve the purposes of scale prevention and removal, a liquid level sensor 25 is arranged in the water storage tank 16, the two softeners 18 are respectively communicated with a first conveying pipe 17 through a first connecting pipe 21, the first conveying pipe 17 is communicated with the water storage tank 16, a first sampling port 24 is arranged on the first conveying pipe 17, sampling can be carried out from the first conveying pipe 17 through the first sampling port 24, whether the softened water quality of the softeners 18 reaches the standard or not is conveniently detected, the softened water enters the water storage tank 16 from the first conveying pipe 17, the liquid level sensor 25 automatically detects the water level in the water storage tank 16, when the water level reaches a certain height, the control system 3 automatically controls the softeners 18 to stop feeding water into the water storage tank 16, the constant pressure device 15 comprises a diaphragm pressure tank 26 and an input pipeline 29, the input pipeline 29 is communicated with the water storage tank 16 and the diaphragm pressure tank 26, the input pipeline 29 comprises a first branch pipe 27 and a second branch pipe 28, a high-pressure water pump 31 is arranged on each of the first branch pipe 27 and the second branch pipe 28, a thermometer 32 and a pressure gauge 33 are arranged on each of the first branch pipe 27 and the second branch pipe 28, electromagnetic valves 30 are arranged on each of the first branch pipe 27 and the second branch pipe 28 on two sides of the high-pressure water pump 31, water in the water storage tank 16 enters the diaphragm pressure tank 26 through the input pipeline 29, water in the water storage tank 16 can be shunted from the left end of the input pipeline 29 to enter the first branch pipe 27 and the second branch pipe 28, the first branch pipe 27 and the second branch pipe can be communicated with each other, so that the normal operation of the whole system can be ensured when one branch pipe fails, the high-pressure pumps on the first branch pipe 27 and the second branch pipe 28 convey water into the diaphragm pressure tank 26, and the diaphragm pressure tank 26 plays a role in buffering and pressure stabilizing, the internal circulation water system of the air conditioner can be automatically adjusted due to expansion caused by heat and contraction caused by ambient temperature all the year round, the diaphragm pressure tank 26 is connected with the outdoor unit 13 of the air conditioner through the output pipeline 14, the output pipeline 14 is provided with a circulating water pump 34, a check valve 36 and a pressure gauge 33, the output pipeline 14 is provided with two butterfly valves 20, the two butterfly valves 20 are positioned at two sides of the high-pressure water pump 31, the outdoor unit 13 of the air conditioner and the indoor unit 8 of the air conditioner are connected through an air conditioner water supply pipeline 11, water with stable pressure passing through the diaphragm pressure tank 26 enters the outdoor unit 13 of the air conditioner through the output pipeline 14, the outdoor unit 13 of the air conditioner supplies water for the indoor unit 8 of the air conditioner through the air conditioner water supply pipeline 11, the check valve 36 prevents water from flowing backwards, the pressure gauge 33 monitors the water pressure in the output pipeline 14 at any time to ensure that the requirements of the outdoor unit 13 of the air conditioner are met, the sterilization generator 10 is communicated with the filter tank 6 through the second delivery pipe 9, the filter tank 6 is provided with a second sampling port 5, the filter tank 6 is internally provided with a filter element 37, the filter element 37 can be replaced, the second sampling port 5 can absorb filtered water from the filter tank 6, so as to conveniently monitor whether the filtered water quality reaches the standard, the first delivery pipe 17, the two first connecting pipes 21, the water delivery pipe 2, the two water inlet pipes 19 and the second delivery pipe 9 are respectively provided with a butterfly valve 20, the bottom of the filter tank 6 is provided with a sewage discharge pipe 4, the sewage discharge pipe 4 is provided with a butterfly valve 20, the filter tank 6 is communicated with an indoor unit 8 of the air conditioner through a return pipe 7, the return pipe 7 is also provided with a butterfly valve 20, the sterilization generator 10 is communicated with a third delivery pipe 12, the third delivery pipe 12 is communicated with an output pipeline 14, the diaphragm pressure tank 26 is connected with an outdoor unit 13 of the air conditioner through the output pipeline 14, the water which is supplemented to the whole air conditioning system by the constant pressure device 15 flows through the filter tank 6 in the running process of the air conditioning outdoor unit 13 and the air conditioning indoor unit 8 and after the dirt left by construction flows through the filter tank 6, enters the sterilization generator 10, the water which is filtered by the filter tank 6 returns to the air conditioning main machine after being sterilized and algae-killed by the sterilization generator 10, and a whole circulation is completed, the butterfly valve 20 is arranged on the third conveying pipe 12, the control system 3 is electrically connected with the softening device 1, the water storage tank 16, the constant pressure device 15, the filter tank 6 and the sterilization generator 10 through conducting wires, the control system 3 controls the filter tank 6 to detect the harmful substances in the water and filter the filter tank 6 and can control the filter tank 6 to discharge sewage in time, and meanwhile, the running states of the softener 18, the high pressure water pump 31, the circulating water pump 34 and the sterilization generator 10 are uniformly and automatically controlled by the control system 3, so that various problems are accurately treated, the unattended automatic operation is achieved.
The utility model discloses a theory of operation and use flow: when the water supply device is used, municipal tap water enters the softener 18 through the input pipeline 29, the softener 18 extracts resin from the charging bucket 23 to soften the tap water, the treated water enters the water storage tank 16 through the first conveying pipe 17 for standby, the water in the water storage tank 16 enters the diaphragm pressure tank 26 through the input pipeline 29, the diaphragm pressure tank 26 stabilizes the pressure of the water entering the tank, and then the water is conveyed to the air conditioning outdoor unit 13 through the output pipeline 14, the air conditioning outdoor unit 13 supplies water for the air conditioning indoor unit 8 through the air conditioning water supply pipeline 11, and harmful substances generated by water flow through the whole air conditioning system are filtered, decontaminated and sterilized by the filter tank 6 and the sterilization generator 10 and then flush into the air conditioning outdoor unit 13 to form a complete cycle.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. Central air conditioning water treatment module machine, including softening installation (1), storage water tank (16), level pressure device (15), filter tank (6), sterilization generator (10) and control system (3), its characterized in that: the softening device (1) comprises two softeners (18) and a charging basket (23), wherein the two softeners (18) are communicated with the charging basket (23), drain pipes (22) are arranged on the two softeners (18), a liquid level sensor (25) is arranged in the water storage tank (16), the two softeners (18) are communicated with a first conveying pipe (17) through a first connecting pipe (21), the first conveying pipe (17) is communicated with the water storage tank (16), water inlet pipes (19) are communicated on the two softeners (18), the two water inlet pipes (19) are communicated with a water conveying pipeline (2) together, a flow meter (35) and a check valve (36) are arranged on the water conveying pipeline (2), the constant pressure device (15) comprises a diaphragm pressure tank (26) and an input pipeline (29), and the input pipeline (29) is communicated with the water storage tank (16) and the diaphragm pressure tank (26), sterilization generator (10) with it is linked together through second conveyer pipe (9) to filter jar (6), first conveyer pipe (17), two on first connecting pipe (21), conduit (2) and two on inlet tube (19) and all be provided with butterfly valve (20) on second conveyer pipe (9), sterilization generator (10) intercommunication has third conveyer pipe (12), third conveyer pipe (12) intercommunication has output pipeline (14), air conditioner outdoor unit (13) are connected through output pipeline (14) in diaphragm overhead tank (26), be provided with butterfly valve (20) on third conveyer pipe (12), control system (3) pass through the wire with softening installation (1), storage water tank (16), level pressure device (15), filter jar (6), sterilization generator (10) electric connection.
2. The central air conditioning water treatment module machine according to claim 1, characterized in that: be provided with first sample connection (24) on first conveyer pipe (17), be provided with second sample connection (5) on filtering jar (6), be provided with filter core (37) in filtering jar (6).
3. The central air conditioning water treatment module machine according to claim 1, characterized in that: input tube (29) include first branch pipe (27) and second branch pipe (28), first branch pipe (27) with all be provided with high pressure water pump (31) on second branch pipe (28), first branch pipe (27) with all be provided with thermometer (32) and manometer (33) on second branch pipe (28), first branch pipe (27) with all be in on second branch pipe (28) the both sides of high pressure water pump (31) are provided with solenoid valve (30).
4. The central air conditioning water treatment module machine according to claim 3, characterized in that: be provided with circulating water pump (34), check valve (36) and manometer (33) on output pipeline (14), be provided with two butterfly valve (20) on output pipeline (14), two butterfly valve (20) are located high pressure water pump (31) both sides, air conditioner outdoor unit (13) and air conditioner indoor unit (8) are connected through air conditioner water supply pipe (11).
5. The central air conditioning water treatment module machine according to claim 1, characterized in that: the bottom of filtering tank (6) is provided with blow off pipe (4), be provided with butterfly valve (20) on blow off pipe (4), filtering tank (6) are through back flow (7) intercommunication air conditioner indoor unit (8), also be provided with butterfly valve (20) on back flow (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022789440.3U CN213931221U (en) | 2020-11-26 | 2020-11-26 | Water treatment module machine of central air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022789440.3U CN213931221U (en) | 2020-11-26 | 2020-11-26 | Water treatment module machine of central air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213931221U true CN213931221U (en) | 2021-08-10 |
Family
ID=77144785
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022789440.3U Active CN213931221U (en) | 2020-11-26 | 2020-11-26 | Water treatment module machine of central air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213931221U (en) |
-
2020
- 2020-11-26 CN CN202022789440.3U patent/CN213931221U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103116345B (en) | Full-automatic control system and control method of ultra pure water machine | |
| CN105016556A (en) | Water supply system of medical purified water with high quality | |
| CN213931221U (en) | Water treatment module machine of central air conditioner | |
| TWM547644U (en) | Multi-connected evaporative air conditioning system | |
| CN205367782U (en) | Imitate intelligent level pressure moisturizing degasification unit by force | |
| CN202802229U (en) | Automatic heat sterilization system | |
| CN209926510U (en) | Refrigeration system structure | |
| CN210559756U (en) | Full-automatic water softener | |
| CN209384322U (en) | It is a kind of outdoor to use clean energy resource air water water purifier | |
| CN111350230A (en) | Integrated antibacterial fresh-keeping transmission and distribution equipment | |
| CN207375795U (en) | A kind of drinking water system | |
| CN215480198U (en) | Full-automatic water treatment equipment | |
| CN212179616U (en) | High-temperature condensed water recycling and filtering application device | |
| CN104534577A (en) | Machine-room-less central water-cooling air conditioning system | |
| CN2842307Y (en) | The antiscale solar water heater | |
| CN216155661U (en) | Water softening treatment device for food processing | |
| CN215723474U (en) | Novel central heating system with clean water circulation | |
| CN219010077U (en) | Integrated hydraulic system for central air conditioner | |
| CN216433387U (en) | Liquid chlorine evaporator leakage treatment system | |
| CN114105411B (en) | Water treatment system based on enhanced heat exchange | |
| CN216114278U (en) | Green energy station system of steel mill | |
| CN219263967U (en) | Gas centralized processing device for reprocessing endoscope | |
| CN212612887U (en) | Integrated row processing device | |
| CN219346436U (en) | Dewatering structure of desalination water heater | |
| CN212431202U (en) | Water-cooled air conditioner furniture economizer system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231222 Address after: 475300 Chengnan Village, Kaocheng Town, Lankao County, Kaifeng City, Henan Province Patentee after: Qingya (Henan) Air Conditioning Equipment Co.,Ltd. Address before: 475318 group 5, dongmazhuang village, Zhangjun tomb Town, Lankao County, Kaifeng City, Henan Province Patentee before: Zhuang Jiguo |