CN204555423U - A kind of multiple source source pump - Google Patents
A kind of multiple source source pump Download PDFInfo
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- CN204555423U CN204555423U CN201520064784.4U CN201520064784U CN204555423U CN 204555423 U CN204555423 U CN 204555423U CN 201520064784 U CN201520064784 U CN 201520064784U CN 204555423 U CN204555423 U CN 204555423U
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- Prior art keywords
- heat exchanger
- side heat
- evaporative condenser
- wind
- controller
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 48
- 238000001816 cooling Methods 0.000 claims abstract description 24
- 238000005485 electric heating Methods 0.000 claims abstract description 19
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 15
- 239000010949 copper Substances 0.000 claims abstract description 15
- 229910052802 copper Inorganic materials 0.000 claims abstract description 15
- 239000003507 refrigerant Substances 0.000 claims abstract description 15
- 239000000498 cooling water Substances 0.000 claims abstract description 10
- 230000002093 peripheral effect Effects 0.000 claims abstract description 8
- 239000002131 composite material Substances 0.000 claims abstract 9
- 238000005507 spraying Methods 0.000 claims abstract 7
- 239000003595 mist Substances 0.000 claims abstract 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 6
- 229910052782 aluminium Inorganic materials 0.000 claims description 6
- 238000011084 recovery Methods 0.000 claims 1
- 238000001704 evaporation Methods 0.000 abstract description 11
- 230000008020 evaporation Effects 0.000 abstract description 4
- 230000017525 heat dissipation Effects 0.000 abstract 4
- 239000003570 air Substances 0.000 description 79
- 239000007921 spray Substances 0.000 description 17
- 239000012080 ambient air Substances 0.000 description 11
- 239000000779 smoke Substances 0.000 description 10
- 230000000694 effects Effects 0.000 description 9
- 238000010438 heat treatment Methods 0.000 description 9
- 238000010257 thawing Methods 0.000 description 6
- 239000004411 aluminium Substances 0.000 description 5
- 238000007710 freezing Methods 0.000 description 5
- 230000008014 freezing Effects 0.000 description 5
- 238000005057 refrigeration Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 238000010977 unit operation Methods 0.000 description 3
- 230000005494 condensation Effects 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000002203 pretreatment Methods 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 230000001502 supplementing effect Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 206010009866 Cold sweat Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Landscapes
- Other Air-Conditioning Systems (AREA)
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
本实用新型公开了一种复合源热泵机组，包括压缩机、风侧换热器、水侧换热器以及蒸发冷凝器，风侧换热器内设有若干段制冷剂换热管，风侧换热器的上方设有风冷装置；蒸发冷凝器与风侧换热器的周围围设有挡板，挡板围成风冷装置的进风风道；蒸发冷凝器内设有铜质散热管，铜质散热管的外周面上绕设有散热翅片，蒸发冷凝器底部内的散热翅片上设有电加热管；蒸发冷凝器位于风侧换热器的正下方，风侧换热器与蒸发冷凝器之间设有冷却水喷淋装置，冷却水喷淋装置包括蓄水器，蓄水器上安装有向上朝向风侧换热器喷水雾的喷头。本实用新型的复合源热泵机组，机组能效比稳定、且风侧换热器底部不易结冰结霜。
The utility model discloses a composite source heat pump unit, which comprises a compressor, a heat exchanger on the wind side, a heat exchanger on the water side and an evaporation condenser. The heat exchanger on the wind side is provided with several sections of refrigerant heat exchange tubes. An air cooling device is provided above the heat exchanger; a baffle is provided around the evaporative condenser and the wind side heat exchanger, and the baffle forms the air inlet duct of the air cooling device; the evaporative condenser is equipped with a copper heat dissipation The outer peripheral surface of the copper heat dissipation pipe is provided with heat dissipation fins, and the heat dissipation fins in the bottom of the evaporative condenser are provided with electric heating pipes; the evaporative condenser is located directly below the wind side heat exchanger, and the wind side heat exchanger A cooling water spraying device is arranged between the evaporative condenser and the cooling water spraying device includes a water accumulator, and the water accumulator is equipped with a nozzle for spraying water mist upward toward the wind-side heat exchanger. The composite source heat pump unit of the utility model has stable energy efficiency ratio of the unit, and the bottom of the heat exchanger on the wind side is not easy to freeze and frost.
Description
Technical field
The utility model relates to air conditioner technical field, specifically, relates to a kind of multiple source source pump.
Background technology
Multiple source source pump grows up on the basis of wind source heat pump unit, its main feature is on the basis of former wind source heat pump machine set system, increase a set of evaporative condenser system, summer is when using, unit utilizes the latent heat of cooling water and air flowing directly to carry out condensation to cold-producing medium simultaneously, make unit keep best condensation temperature, improve refrigerating capacity and the coefficient of performance of unit.Winter, evaporative condenser system used as forecooler, can carry out pretreatment, greatly slow down fin frosting to humid air, made the defrosting time in unit operation reduce 80%, improved the heating efficiency of unit.Multiple source source pump coefficient of performance of refrigerating, up to 3.43, is the substitute products of existing Air-Cooled Heat Pump Unit the best.But also there is shortcomings in existing multiple source source pump, have impact on applying of multiple source source pump.The shortcoming of existing multiple source source pump mainly contains: in one, common multiple source source pump, the copper radiating tube of evaporative condenser adopts pure copper tube to make, cost is higher, to increase heat exchange area, greatly will increase the cost of unit, overall dimensions are larger simultaneously, economy is poor on year-on-year basis, and in order to address this problem, existing multiple source source pump also takes some measures and improves.Such as, in patent CN203405031, adopt and some aluminium matter radiating fins are set on the outer peripheral face of the copper radiating tube of evaporative condenser, and cool water shower device is set above evaporative condenser, the downwardly outside spray water droplet of evaporative condenser, to strengthen the refrigeration of unit in summer.But in this kind of structure, cool water shower device is that downwardly evaporative condenser sprays water droplet, water droplet is under downward active force, and the outside assembly easily along evaporative condenser flows down, and can not make full use of the latent heat of cool water shower device water spray.
Two, when multiple source source pump is applied to heating condition winter, due to the restriction of client's installation environment, space air cooled heat pump being arranged on relative closure had, installing space sluggish in air circulation, during winter heating, the bottom of evaporative condenser easily freezes frosting, especially when in the winter time south uses, because air humidity is larger, the frost layer that evaporative condenser is tied is thicker, affects ventilation.Thus affect the integrally cooling effect of multiple source source pump.
Utility model content
Technical problem to be solved in the utility model is: provide a kind of multiple source source pump, can effectively can improve the refrigeration of source pump in summer and can prevent from freezing bottom dry monsoon side exchanger base and evaporative condenser frosting, the appearance and size of unit can be made again to remain unchanged, and cost performance is high.
For solving the problems of the technologies described above, the technical solution of the utility model is: a kind of multiple source source pump, comprise compressor, air side heat exchanger, water-side heat and evaporative condenser, be provided with some sections of refrigerant heat exchanger pipes in described air side heat exchanger, the top of described air side heat exchanger is provided with air cooling equipment; The surrounding of described evaporative condenser and described air side heat exchanger is arranged with baffle plate, and described baffle plate surrounds the wind inlet channel of described air cooling equipment;
Be provided with copper radiating tube in described evaporative condenser, the outer peripheral face of described copper radiating tube is arranged with radiating fin, and the radiating fin in bottom described evaporative condenser is provided with electric heating tube;
Described evaporative condenser is positioned at immediately below described air side heat exchanger, cool water shower device is provided with between described air side heat exchanger and described evaporative condenser, described cool water shower device comprises accumulator, described accumulator is provided with upwards towards the shower nozzle of described air side heat exchanger atomized water spray.
Preferably, also comprise controller, be provided with the first temperature sensor in bottom described evaporative condenser, described first temperature sensor is electrically connected to a signal input part of described controller, and the electric power loop control end of described electric heating tube is electrically connected to a signal output part of described controller.
Preferably, the outside of described air side heat exchanger is also provided with the second temperature sensor for detecting ambient air temperature, described second temperature sensor is electrically connected a signal input part of described controller, and the electric power loop control end of described cool water shower device is electrically connected to a signal output part of described controller.
Preferably, the outer peripheral face of described refrigerant heat exchanger pipe is fixed with some aluminium matter radiating fins.
Preferably, the bottom of described air side heat exchanger is connected to the refrigerant outlet of described compressor by bypass line, described bypass line is provided with magnetic valve;
The bottom of described air side heat exchanger also goes out pipe by reclaim line with the cold-producing medium of described air side heat exchanger and is communicated with;
The operation feedback signal terminal of described compressor is electrically connected to a signal input part of described controller;
The electric power loop control end of described magnetic valve is electrically connected to a signal output part of described controller.
Preferably, described controller is PLC.
Preferably, described bypass line is the bypass line of red copper material.
After have employed technique scheme, the beneficial effects of the utility model are:
Multiple source source pump of the present utility model, when using summer, surrounding environment air temperature is higher, cool water shower device upwards sprays water smoke towards the outer surface of air side heat exchanger, water smoke under gravity, outer surface through air side heat exchanger slowly declines, air side heat exchanger is cooled, and through the surface of evaporative condenser, evaporative condenser is also cooled simultaneously, water smoke evaporation needs to absorb heat, be equivalent to air side heat exchanger is inner and evaporative condenser is inner cold-producing medium and water smoke carries out heat exchange cooling, carry out air-cooled cooling to being made the cold-producing medium in air side heat exchanger by surrounding air effectively to supplement, under the acting in conjunction of air cooling equipment and cool water shower device, cold-producing medium is made to reach the object of fast cooling.Substantially increase the heat transfer effect of air side heat exchanger, overcome the problem making air side heat exchanger heat transfer effect difference because ambient air temperature in summer is high.Make the running effect of multiple source source pump no longer be subject to the impact of ambient temperature in summer, ensure that the stability of the overall Energy Efficiency Ratio of multiple source source pump, effectively improve the refrigeration of multiple source source pump in summer.And in this upwards atomized water spray mode, the water smoke of ejection can fully in the outer surface of air side heat exchanger and the outer surface evaporation of evaporative condenser, the latent heat of cool water shower device institute atomized water spray can be made full use of, institute's atomized water spray is fully evaporated, and can not accumulate to and forms ponding bottom evaporative condenser and waste.
Multiple source source pump of the present utility model, when using in the winter time, the electric heating tube bottom evaporative condenser can be opened, the bottom of evaporative condenser is heated, make the temperature that the bottom of evaporative condenser keeps certain, the bottom of the condenser that can effectively avoid evaporating freezes frosting.Especially when using in the place that southern ambient air humidity is large in multiple source source pump winter, electric heating tube can avoid evaporating frosting of freezing bottom condenser effectively, ensure that the normal operation of multiple source source pump, ensure that the stability of the overall Energy Efficiency Ratio of multiple source source pump, ensure that the heating effect of multiple source source pump in winter.In addition, winter, the surrounding of evaporative condenser and air side heat exchanger was arranged with baffle plate when south uses, and baffle plate surrounds the wind inlet channel of air cooling equipment; Air enters wind inlet channel from the below of evaporative condenser, the pre-heat treatment is carried out through the surface of evaporative condenser, eliminate the moisture in air, carry out air-cooled through the surface of air side heat exchanger again, greatly slow down icing frosting, defrosting time in unit operation is reduced, improves the heating efficiency of unit.
Multiple source source pump of the present utility model, be provided with controller, be provided with the first temperature sensor in bottom evaporative condenser, the first temperature sensor is electrically connected to a signal input part of controller, and the electric power loop control end of electric heating tube is electrically connected to a signal output part of controller.The outside of air side heat exchanger is also provided with the second temperature sensor for detecting ambient air temperature, a signal input part of the second temperature sensor electrical connection controller, the electric power loop control end of cool water shower device is electrically connected to a signal output part of controller.When using summer, ambient air temperature is detected by the second temperature sensor, when ambient air temperature exceedes certain value, control to open cooling water spray system by controller, the outer surface of weather heat exchanger sprays water smoke, carries out supplementing cooling to the cold-producing medium of air side heat exchanger inside and evaporative condenser inside.When using in the winter time, detected the temperature in bottom evaporative condenser by the first temperature sensor, when detecting that temperature equals lower than 0 degree, controller controls to open electric heating tube and heats bottom evaporative condenser, frosting of freezing bottom the condenser that avoids evaporating.Achieve the automatic operation of cool water shower device and electric heating tube defrosting.
Multiple source source pump of the present utility model, the bottom of evaporative condenser is connected to the refrigerant outlet of compressor by bypass line, bypass line is provided with magnetic valve; The bottom of evaporative condenser also goes out pipe by reclaim line with the cold-producing medium of air side heat exchanger and is communicated with; The operation feedback signal terminal of compressor is electrically connected to a signal input part of controller; The electric power loop control end of magnetic valve is electrically connected to a signal output part of controller.In the winter time, when weather is cold especially, only by electric heating tube can not effectively avoid evaporating to freeze frosting bottom condenser time, under judging that compressor is in running status by the feedback signal of the operation feedback signal terminal of compressor, also under namely multiple source source pump is in running status, the magnetic valve on bypass line can be opened by controller, open bypass line, the high-temperature high-pressure refrigerant gas utilizing compressor outlet to discharge heats bottom evaporative condenser, auxiliary deicing defrosting.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described in further detail:
Fig. 1 is the system construction drawing of multiple source source pump of the present utility model;
Fig. 2 is the defrost control schematic diagram of multiple source source pump of the present utility model;
Fig. 3 is the structural representation of the air side heat exchanger part in Fig. 1;
Fig. 4 is the structural representation that electric heating tube in the utility model is placed in rib heat exchanging pipe;
In figure: 1, water-side heat; 2, compressor; 3, evaporative condenser; 4, air side heat exchanger; 5, baffle plate; 51, air channel; 6, throttling arrangement; 7, bypass line; 8, reclaim line; 9, magnetic valve; 10, the first temperature sensor; 11, electric heating tube; 12, copper radiating tube; 121, radiating fin; 13, cool water shower device; 131, shower nozzle; 132, accumulator; 14, controller; 15, contactor; 16, the second temperature sensor; 17, air cooling equipment.
Detailed description of the invention
With reference to Fig. 1, Fig. 2, Fig. 3 and Fig. 4, a kind of multiple source source pump, comprise compressor 2, air side heat exchanger 4, water-side heat 1 and evaporative condenser 3, be provided with some sections of refrigerant heat exchanger pipes in air side heat exchanger 4, the top of air side heat exchanger 4 is provided with air cooling equipment 17; Air cooling equipment 17 comprises blower fan.Evaporative condenser 3 is arranged with baffle plate 5 with the surrounding of air side heat exchanger 4, and baffle plate 5 surrounds the wind inlet channel 51 of air cooling equipment 17.Throttling arrangement 6 is provided with between air side heat exchanger 4 and water-side heat 1.
Be provided with copper radiating tube 12 in evaporative condenser 3, the outer peripheral face of copper radiating tube 12 be arranged with aluminium matter radiating fin 121, the aluminium matter radiating fin 121 in bottom evaporative condenser 3 is provided with electric heating tube 11.
Evaporative condenser 3 is positioned at immediately below air side heat exchanger 4, cool water shower device 13 is provided with between air side heat exchanger 4 and evaporative condenser 3, cool water shower device 13 comprises accumulator 132, accumulator 132 is provided with upwards towards the shower nozzle 131 of air side heat exchanger 4 atomized water spray.
The multiple source source pump of the present embodiment, also comprises controller 14, and controller 14 adopts PLC programmable logic controller etc.Be provided with the signal input part that the first temperature sensor 10, first temperature sensor 10 is electrically connected to controller 14 in bottom evaporative condenser 3, the electric power loop control end of electric heating tube 11 is electrically connected to a signal output part of controller 14.
The outside of air side heat exchanger 4 is also provided with the second temperature sensor 16 for detecting ambient air temperature, second temperature sensor 16 is electrically connected a signal input part of controller 14, and the electric power loop control end of cool water shower device 13 is electrically connected to a signal output part of controller 14.
Air side heat exchanger 4 is V-type finned heat exchanger.
In the present embodiment, the outer peripheral face of refrigerant heat exchanger pipe is fixed with some aluminium matter radiating fin (not shown)s.
The bottom of air side heat exchanger 4 is connected to the refrigerant outlet of compressor 2 by bypass line 7, bypass line 7 is the bypass line of red copper material.
Bypass line 7 is provided with magnetic valve 9; The bottom of air side heat exchanger 4 also goes out pipe by reclaim line 8 with the cold-producing medium of air side heat exchanger 4 and is communicated with; The operation feedback signal terminal of compressor 2 is electrically connected to another signal input part of controller 14; The electric power loop control end of magnetic valve 9 is electrically connected to a signal output part of controller 14.The electric power loop of compressor 2 is provided with contactor 15, contactor 15 is provided with often leaves auxiliary contact, contactor 15 often open the operation feedback signal terminal of auxiliary contact as compressor 2, contactor 15 often open another signal input part that auxiliary contact are electrically connected to controller 14.The electric power loop control end of magnetic valve 9 is electrically connected to a signal output part of controller 14.
The multiple source source pump of the present embodiment, when using summer, surrounding environment air temperature is higher, ambient air temperature is detected by the second temperature sensor 16, when ambient air temperature exceedes certain value, control to open cooling water spray system 13 by controller 14, the shower nozzle 131 of cool water shower device 13 upwards sprays water smoke towards the outer surface of air side heat exchanger 4, water smoke under gravity, slowly decline through the surface of air side heat exchanger 4, air side heat exchanger 4 is cooled, and through the surface of evaporative condenser 3, evaporative condenser 3 is also cooled simultaneously, water smoke evaporation needs to absorb heat, the cold-producing medium and the institute's atomized water spray that are equivalent to air side heat exchanger 4 inside and evaporative condenser 3 inside carry out heat exchange cooling, carry out air-cooled cooling to being made the cold-producing medium in air side heat exchanger 4 by surrounding air effectively to supplement, and carry out pre-cooledly effectively supplementing to the cold-producing medium in evaporative condenser 3 to by cooling water.Under the internal cooling water of air cooling equipment 17, evaporative condenser 3 and the acting in conjunction of cool water shower device 13, cold-producing medium is made to reach the object of fast cooling.Substantially increase the heat transfer effect of air side heat exchanger 4, overcome the problem making air side heat exchanger 4 heat transfer effect difference because ambient air temperature in summer is high.Make the running effect of multiple source source pump no longer be subject to the impact of ambient temperature in summer, ensure that the stability of the overall Energy Efficiency Ratio of multiple source source pump, effectively improve the refrigeration of multiple source source pump in summer.And in the mode of this upwards atomized water spray, the water smoke of ejection can fully evaporate at the outer surface of air side heat exchanger 4 and evaporative condenser 3, the latent heat of cool water shower device 13 atomized water sprays can be made full use of, institute's atomized water spray is fully evaporated, and can not accumulate to and forms ponding bottom evaporative condenser 3 and waste.
The multiple source source pump of the present embodiment, when using in the winter time, the temperature in bottom evaporative condenser 3 is detected by the first temperature sensor 10, when detecting that temperature equals lower than 0 degree, controller 14 controls to open bottom electric heating tube 11 pairs of evaporative condensers 3 and heats, make the temperature that the bottom of evaporative condenser 3 keeps certain, the bottom of the condenser 3 that can effectively avoid evaporating freezes frosting.Especially when using in the place that southern ambient air humidity is large in multiple source source pump winter, electric heating tube 11 can avoid evaporating frosting of freezing bottom condenser 3 effectively, ensure that the normal operation of multiple source source pump, ensure that the stability of the overall Energy Efficiency Ratio of multiple source source pump, ensure that the heating effect of multiple source source pump in winter.In addition, evaporative condenser 3 is arranged with baffle plate 5 with the surrounding of air side heat exchanger 4, and baffle plate 5 surrounds the wind inlet channel 51 of air cooling equipment 17; Air enters wind inlet channel 51 from the below of evaporative condenser 3, the pre-heat treatment is carried out through the surface of evaporative condenser 3, carry out air-cooled through the surface of air side heat exchanger 4 again, therefore, winter, the clammy air of evaporative condenser 3 to surrounding carried out the moisture in heat pre-treatment elimination air when south uses, then through the air of heat pre-treatment after air cooling heat exchanger 4, greatly slow down icing frosting, the defrosting time in unit operation is reduced, improves the heating efficiency of unit.
The multiple source source pump of the present embodiment, the bottom of evaporative condenser 3 is connected to the refrigerant outlet of compressor 2 by bypass line 7, bypass line 7 is provided with magnetic valve 9; The bottom of evaporative condenser 3 also goes out pipe by reclaim line 8 with the cold-producing medium of air side heat exchanger 4 and is communicated with; The operation feedback signal terminal of compressor 2 is electrically connected to another signal input part of controller 14; The electric power loop control end of magnetic valve 9 is electrically connected to a signal output part of controller 14.In the winter time, when weather is cold especially, only by electric heating tube 11 can not effectively avoid evaporating to freeze frosting bottom condenser 3 time, under judging that compressor is in running status by the feedback signal of the operation feedback signal terminal of compressor, also under namely multiple source source pump is in running status, the magnetic valve 9 on bypass line 7 can be opened by controller 14, open bypass line 7, utilize compressor 2 to export the high-temperature high-pressure refrigerant gas of discharging to heat bottom evaporative condenser 3, auxiliary deicing defrosting.
In a word, the multiple source source pump of the present embodiment, can effectively can improve the refrigeration of source pump in summer and can prevent from freezing bottom air side heat exchanger 4 in winter and bottom evaporative condenser 3 frosting, the appearance and size of unit can be made again to remain unchanged, and cost performance be high.
The above is the citing of the utility model preferred forms, and the part wherein do not addressed in detail is the common practise of those of ordinary skill in the art.Protection domain of the present utility model is as the criterion with the content of claim, and any equivalent transformation carried out based on technology enlightenment of the present utility model, also within protection domain of the present utility model.
Claims (7)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520064784.4U CN204555423U (en) | 2015-01-29 | 2015-01-29 | A kind of multiple source source pump |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520064784.4U CN204555423U (en) | 2015-01-29 | 2015-01-29 | A kind of multiple source source pump |
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| CN204555423U true CN204555423U (en) | 2015-08-12 |
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| CN201520064784.4U Expired - Fee Related CN204555423U (en) | 2015-01-29 | 2015-01-29 | A kind of multiple source source pump |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112066587A (en) * | 2020-09-29 | 2020-12-11 | 广州市华德工业有限公司 | Cold source device, dual cold source cold and hot water unit and control method |
| CN117968328A (en) * | 2024-03-06 | 2024-05-03 | 苏州英维克温控技术有限公司 | Chilled water equipment |
-
2015
- 2015-01-29 CN CN201520064784.4U patent/CN204555423U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112066587A (en) * | 2020-09-29 | 2020-12-11 | 广州市华德工业有限公司 | Cold source device, dual cold source cold and hot water unit and control method |
| CN112066587B (en) * | 2020-09-29 | 2025-08-12 | 广州市华德工业有限公司 | Cold source device, double-cold source cold and hot water unit and control method |
| CN117968328A (en) * | 2024-03-06 | 2024-05-03 | 苏州英维克温控技术有限公司 | Chilled water equipment |
| WO2025185676A1 (en) * | 2024-03-06 | 2025-09-12 | 苏州英维克温控技术有限公司 | Water cooling device |
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| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20150812 |