CN104236234A - Heat-recovery refrigerator - Google Patents
Heat-recovery refrigerator Download PDFInfo
- Publication number
- CN104236234A CN104236234A CN201410487513.XA CN201410487513A CN104236234A CN 104236234 A CN104236234 A CN 104236234A CN 201410487513 A CN201410487513 A CN 201410487513A CN 104236234 A CN104236234 A CN 104236234A
- Authority
- CN
- China
- Prior art keywords
- condenser
- heat
- moist closet
- radiator
- type refrigerator
- 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.)
- Pending
Links
Landscapes
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The invention provides a heat-recovery refrigerator. The heat-recovery refrigerator is provided with a heat insulating chamber and is characterized by comprising a refrigerating unit heating unit and a controller. The refrigerating unit comprises a first condenser, a compressor, an evaporator and a throttling valve, which are sequentially connected with one another through a pipeline. The heating unit comprises a second condenser and a heat radiator, an inlet of the second condenser is connected between the compressor and the first condenser through a valve assembly, and an outlet of the second condenser is arranged between the first condenser and the throttling valve. The controller controls an access of the valve assembly, when the valve assembly is communicated with the second condenser, and refrigerant compressed by the compressor is condensed to release the heat in the second condenser. The heat released by the second condenser is absorbed by the heat radiator so as to provide the heat for the heat insulating chamber. By adopting the heat-recovery refrigerator, not only can the heat insulation function be added, but also the energy is saved, and the heat pollution is reduced.
Description
Technical field
The present invention relates to a kind of heat reclamation type refrigerator, belong to refrigeration technology field.
Background technology
In use, liquid refrigerant, after compressor compresses, becomes high temperature and high pressure gaseous refrigerant to refrigerator, and can release a large amount of heat within the condenser.
At present, in domestic refrigerator, condenser is all the outside being arranged in refrigerator, liberated heat generally direct or by small-sized fan discharged to indoor.Being applied to the large-scale refrigerator at the places such as hotel, factory and hospital, generally by dispelling the heat in cooling tower or large fan towards periphery environment, by heat discharged to surrounding environment, both having wasted the energy, also bring certain used heat to surrounding environment and pollute.
In the family, often need winter to use incubator, such as deposit ready-made food, but it is not only uneconomical but also waste energy to buy merely an incubator.In hotel, the place such as factory and hospital, need many heat-preserving equipments especially.
Therefore, if the Waste Heat Recovery discharged to the external world in refrigerator can be recycled, and this part heat is used for heat insulation function, can economize energy, reduce thermal pollution, and for refrigerator increase newly a heat insulation function, meet insulation demand.
Summary of the invention
The present invention carries out to solve the problem, and object is to provide one both to add heat insulation function, again can economize energy and the heat reclamation type refrigerator reducing thermal pollution.
The present invention to achieve these goals, have employed following structure:
The invention provides a kind of heat reclamation type refrigerator, there is moist closet, it is characterized in that, comprising: refrigeration unit; The heating unit be connected with refrigeration unit; And the controller be connected with refrigeration unit and heating unit for controlling heating unit opening and closing.
Wherein, refrigeration unit comprises the first condenser, compressor, evaporimeter and the choke valve that are connected successively by pipeline.Heating unit comprises the second condenser and radiator, and the entrance of the second condenser is connected between compressor and the first condenser by valve member, exports and is connected between the first condenser and choke valve by triple valve,
The path of controller by-pass valve control assembly, when valve member is communicated with the second condenser, the cold-producing medium condensation heat release in the second condenser after compressor compression.Radiator draws the second condenser liberated heat for providing heat for moist closet.
In addition, in heat reclamation type refrigerator of the present invention, can also have such feature: wherein, the temperature of moist closet maintains 25 DEG C within the scope of 35 DEG C.
In addition, in heat reclamation type refrigerator of the present invention, such feature can also be had: wherein, second condenser is tube-in-tube condenser, the structure of tube-in-tube condenser is a large pipe box three tubules, logical medium water in bassoon, logical cold-producing medium in tubule, after medium water and refrigerant heat exchanger, heat is brought in radiator.
In addition, in heat reclamation type refrigerator of the present invention, such feature can also be had: wherein, radiator be radiator coil tube, radiator coil tube is evenly distributed on the wall of moist closet.
In addition, in heat reclamation type refrigerator of the present invention, such feature can also be had: wherein, the temperature sensor be connected with controller is provided with in moist closet, when temperature sensor detects that temperature in moist closet is higher than predetermined value, controller controls the second condenser shut down, and the first condenser is started working.
In addition, in heat reclamation type refrigerator of the present invention, can also have such feature: wherein, the quantity of evaporimeter is two, and one is positioned at refrigerating chamber, and another is positioned at refrigerating chamber.
In addition, in heat reclamation type refrigerator of the present invention, such feature can also be had: wherein, when valve member is communicated with the second condenser with the first condenser simultaneously, cold-producing medium after compressor compression is divided into two parts, a part enters the first condenser, and another part is condensation heat release in the second condenser.
Invention effect and effect
According to heat reclamation type refrigerator of the present invention, because have moist closet, and be provided with the second condenser and radiator, cold-producing medium can condensation heat release in the second condenser, and the second condenser liberated heat drawn by radiator, can provide heat for moist closet, thus make the relative conventional refrigerator of heat reclamation type refrigerator of the present invention add a heat insulation function, and cold-producing medium liberated heat can be recovered in moist closet, both save the energy, decrease thermal pollution to external world.
Accompanying drawing explanation
Fig. 1 is the internal structure schematic diagram of heat reclamation type refrigerator of the present invention in embodiment one;
Fig. 2 is the external structure schematic diagram of heat reclamation type refrigerator of the present invention in embodiment one;
And
Fig. 3 is the internal structure schematic diagram of heat reclamation type refrigerator of the present invention in embodiment two.
Detailed description of the invention
Referring to accompanying drawing, heat reclamation type refrigerator involved in the present invention is elaborated.
< embodiment one >
Fig. 1 is the internal structure schematic diagram of heat reclamation type refrigerator of the present invention in embodiment one.
As shown in Figure 1, heat reclamation type refrigerator 50 comprises refrigeration unit 30, heating unit 40 and controller 3.
Refrigeration unit 30 comprises the first condenser 9, compressor 1, evaporimeter 2 and choke valve 4.Heating unit 40 comprises the second condenser 24 and radiator 13.
Fig. 2 is the external structure schematic diagram of heat reclamation type refrigerator of the present invention in embodiment one.
As shown in Figure 2, heat reclamation type refrigerator 50 comprises moist closet 51, refrigerating chamber 52 and refrigerating chamber 53.Refrigerating chamber 53 is positioned at below moist closet 51, and refrigerating chamber 52 is positioned at below refrigerating chamber 53.The temperature sensor 12 be connected with controller 3 is provided with in moist closet 51.Dimension in moist closet 51 maintains 25 DEG C within the scope of 35 DEG C.
First condenser 9, compressor 1, evaporimeter 2 and choke valve 4 are linked together by pipeline successively.Cold-producing medium can circulate at the first condenser 9, compressor 1, evaporimeter 2 and choke valve 4.
The quantity of evaporimeter 2 is two, and one is positioned at refrigerating chamber 53, and another is positioned at refrigerating chamber 52.Cold-producing medium is evaporation endothermic in two evaporimeters, makes refrigerating chamber 53 and refrigerating chamber 52 keep lower temperature.
First condenser 9 is air cooled condenser.When cold-producing medium flows in the first condenser 9, and after releasing heat, can get back in evaporimeter 2 through choke valve 4 and continue circulation.Cooling blower 5 is for lowering the temperature for the first condenser 9.Cooling blower 5 is also connected with controller 3, and controller 3 can the operation of controlled cooling model blower fan 5 or stopping.
The entrance of the second condenser 24 is connected between compressor 1 and the first condenser 9 by valve member 23, exports and is connected between the first condenser 9 and choke valve 4 by triple valve 22.Valve member 23 is specially three-way magnetic valve 23, and three-way magnetic valve 23 is connected with controller 3, and controller 3 controls the path of three-way magnetic valve 23.
Second condenser 24 is tube-in-tube condenser, and concrete structure is that three tubules 6 are entangled in a bassoon 20.Logical medium water in bassoon 20, logical cold-producing medium in tubule 6.After the cold-producing medium entering the second condenser 24 releases heat in tubule 6, can get back in evaporimeter 2 through choke valve 4 and continue circulation.
Radiator 13 is specially radiator coil tube 13.Radiator coil tube 13 is evenly distributed on the wall 7 of moist closet 51.The entrance of coil pipe is connected with the outlet of bassoon 20 by water supply line 60, exports and is connected by the entrance of water return pipeline 61 with bassoon 20.Water pump 8 is arranged on water return pipeline 61.Water pump 8 is connected with controller 3, and controller 3 controls starting or stoping of water pump 8.Certainly, in the present embodiment one, water pump 8 also can be arranged on water supply line 60.
After medium water in bassoon 20 draws tubule 6 liberated heat, temperature raises, and under the effect of water pump 8, is entered in radiator 13 by water supply line 60.Enter the water of radiator 13, in moist closet 51 with surrounding environment heat exchange after, temperature reduce, got back in bassoon 20 by water return pipeline and continue circulating-heating.
Use procedure:
When temperature sensor 12 detects that temperature in moist closet 51 is lower than 25 DEG C, controller 3 controls two condensers 24 and starts working, first condenser 9 quits work, also the path that three-way magnetic valve 23 opens the second condenser 24 is namely controlled, close the path of the first condenser 9, control that water pump 8 runs, cooling blower 5 stops simultaneously.
The path that three-way magnetic valve 23 leads to the second condenser 24 is opened, and the cold-producing medium in evaporimeter 2 after heat absorption is transported to compressor 1, enters in tubule 6 after compressor 1 compresses.After cold-producing medium releases heat in tubule 6, can get back in evaporimeter 2 through choke valve 4 and continue circulation.
After medium water in bassoon 20 draws tubule 6 liberated heat, temperature raises, and becomes hot water, and under the effect of water pump 8, is entered in radiator 13 by water supply line 60.Enter the hot water of radiator 13, by each wall of being evenly transported in moist closet 51 except opening, and with the air heat-exchange in moist closet 51.After hot water and cold air heat exchange, temperature reduces, and is got back in the second condenser 24 continue circulating-heating by water return pipeline 61.Now, there is hot water to continue flowing in the radiator coil tube 13 due to moist closet 51 inwall, the temperature in moist closet 51 is raised gradually.
When the temperature that temperature sensor 12 detects in moist closet 51 reaches 35 DEG C, controller 3 controls the first condenser 9 and starts working, second condenser 24 quits work, also the path that three-way magnetic valve 23 opens the first condenser 9 is namely controlled, close the path of the second condenser 24, control that water pump 8 stops, cooling blower 5 runs simultaneously.
The path that three-way magnetic valve 23 leads to the first condenser 9 is opened, and the cold-producing medium in evaporimeter 2 after heat absorption is transported to compressor 1, and the cold-producing medium after compressor 1 compresses enters in the first condenser 9.Cold-producing medium is at the first condenser 9 liberated heat, and cooled blower fan 5 is taken away.
Now, the second condenser 24 quits work, and does not have hot water to supplement in radiator 13, temperature in moist closet 51 reduces gradually, until lower than 25 DEG C, controller 3 again controls the first condenser 9 and quits work, second condenser 24 is started working, and radiator 13 continues as moist closet 51 and provides heat.Therefore, the temperature in moist closet 51 can continue to be in the temperature range of 25 DEG C to 35 DEG C.
The effect of embodiment one and effect
Heat reclamation type refrigerator involved by the present embodiment, because have moist closet, and be provided with the second condenser and radiator, cold-producing medium can condensation heat release in the second condenser, and the second condenser liberated heat drawn by radiator, can provide heat for moist closet, thus make the relative conventional refrigerator of heat reclamation type refrigerator of the present invention add a heat insulation function, and cold-producing medium liberated heat can be recovered in moist closet, both save the energy, decrease thermal pollution to external world.
In addition, owing to being provided with the temperature sensor be connected with controller in moist closet, when temperature sensor detects that temperature in moist closet is higher than 35 DEG C, controller controls the second condenser shut down, first condenser is started working, radiator does not provide heat for moist closet, and the temperature in moist closet reduces gradually; To detect at the bottom of the temperature in moist closet in 25 DEG C time when temperature sensor, controller controls the second condenser shut down, first condenser is started working, radiator provides heat for moist closet, and the temperature in moist closet raises gradually, therefore, temperature in moist closet is between 25 DEG C to 35 DEG C all the time, can effectively for putting into the object insulation of moist closet, and temperature can not be made too high, infringement object.
< embodiment two >
In the present embodiment two, for identical structure in embodiment one, give identical symbol, and omit identical explanation.
Fig. 3 is the internal structure schematic diagram of heat reclamation type refrigerator of the present invention in embodiment two.
As shown in Figure 3, the present embodiment heat reclamation type refrigerator 500 comprise refrigeration unit 300, heating unit 400 and controller 3.Refrigeration unit 300 comprises the first condenser 9, compressor 1, evaporimeter 2 and choke valve 4.Heating unit 400 comprises the second condenser 24 and radiator 13.
The entrance of the second condenser 24 is connected between compressor 1 and the first condenser 9 by valve member 23, exports and is connected between the first condenser 9 and choke valve 4 by triple valve 22.
Valve member 233 specifically comprises the first magnetic valve 231 and the second magnetic valve 232.The outlet conduit of compressor separates two pipelines, is respectively the first pipeline 42 and the second pipeline 43.Leading portion on first pipeline 42 arranges the first magnetic valve 231, first magnetic valve 231 and is connected with the first condenser 9.The leading portion of the second pipeline 43 arranges the second magnetic valve 232, second magnetic valve 232 and is connected with the second condenser 24.First magnetic valve 231 is all connected with controller 3 with the second magnetic valve 232, and controller 3 controls the switch of the first magnetic valve 231 and the second magnetic valve 232.
Use procedure:
When temperature sensor 12 detects that temperature in moist closet 51 is lower than 25 DEG C, controller 3 controls two condensers 24 and works together with the first condenser 9, also namely controls the first magnetic valve 231 and the second magnetic valve 232, water pump 8 and cooling blower 5 are all opened.Cold-producing medium after compressor 1 compresses is divided into two parts, and a part enters the first condenser 9 after the first magnetic valve 231, and continues to flow in choke valve 4; Another part enters in the second condenser 24 after the second magnetic valve 44, and in tubule 6 after heat release, also flows in choke valve 4.Cold-producing medium all imports in choke valve 4, continues to flow into evaporimeter 2 and compressor 1, achieves circulating of cold-producing medium.
After medium water in bassoon 20 draws tubule 6 liberated heat, temperature raises, and becomes hot water and enters in radiator 13.Enter the hot water of radiator 13, by each wall of being evenly transported in moist closet 51 except opening, the temperature in moist closet 51 is raised gradually.
When the temperature that temperature sensor 12 detects in moist closet 51 reaches 35 DEG C, controller 3 controls the first condenser 9 and works on, second condenser 24 quits work, also namely control the first magnetic valve 231 to be held open, second magnetic valve 232 cuts out, simultaneously control water pump 8 stop, cooling blower 5 keep run.Because the second condenser 24 quits work, do not have hot water to supplement in radiator 13, the temperature in moist closet 51 reduces gradually, until lower than 25 DEG C, controller 3 again controls the first condenser 9 and works together with the second condenser 24, and radiator 13 continues as moist closet 51 and provides heat.Therefore, the temperature in moist closet 51 can continue to be in the temperature range of 25 DEG C to 35 DEG C.
The effect of embodiment two and effect:
Heat reclamation type refrigerator involved by the present embodiment, because have moist closet, and be provided with the second condenser and radiator, cold-producing medium can condensation heat release in the second condenser, and the second condenser liberated heat drawn by radiator, can provide heat for moist closet, thus make the relative conventional refrigerator of heat reclamation type refrigerator of the present invention add a heat insulation function, and cold-producing medium liberated heat can be recovered in moist closet, both save the energy, decrease thermal pollution to external world.
In addition, owing to being provided with the temperature sensor be connected with controller in moist closet, when temperature sensor detects that temperature in moist closet is higher than 35 DEG C, controller controls the second condenser shut down, first condenser works on, radiator does not provide heat for moist closet, and the temperature in moist closet reduces gradually; To detect at the bottom of the temperature in moist closet in 25 DEG C time when temperature sensor, controller controls the second condenser and works together with the first condenser, radiator provides heat for moist closet, temperature in moist closet raises gradually, therefore, the temperature in moist closet is between 25 DEG C to 35 DEG C all the time, can effectively for putting into the object insulation of moist closet, and temperature can not be made too high, infringement object.
Certainly, the heat reclamation type refrigerator that the present invention relates to not merely is defined in the description in above embodiment.
Claims (7)
1. a heat reclamation type refrigerator, has moist closet, it is characterized in that, comprising:
Refrigeration unit;
The heating unit be connected with described refrigeration unit; And
The controller for controlling described heating unit opening and closing is connected with described refrigeration unit and described heating unit,
Wherein, described refrigeration unit comprises the first condenser, compressor, evaporimeter and the choke valve that are connected successively by pipeline,
Described heating unit comprises the second condenser and radiator, and the entrance of described second condenser is connected between described compressor and described first condenser by valve member, exports and is connected between described first condenser and described choke valve by triple valve,
Described controller controls the path of described valve member, when described valve member is communicated with described second condenser, and the condensation heat release in described second condenser of the cold-producing medium after described compressor compresses,
Described radiator is drawn described second condenser liberated heat and is used for providing heat for described moist closet.
2. heat reclamation type refrigerator according to claim 1, is characterized in that:
Wherein, the temperature of described moist closet maintains 25 DEG C within the scope of 35 DEG C.
3. heat reclamation type refrigerator according to claim 1, is characterized in that:
Wherein, described second condenser is tube-in-tube condenser, and the structure of described tube-in-tube condenser is a large pipe box three tubules, logical medium water in described bassoon, logical described cold-producing medium in described tubule, after described medium water and described refrigerant heat exchanger, brings into heat in described radiator.
4. heat reclamation type refrigerator according to claim 1, is characterized in that:
Wherein, described radiator is radiator coil tube, and described radiator coil tube is evenly distributed on the wall of described moist closet.
5. heat reclamation type refrigerator according to claim 1, is characterized in that:
Wherein, the temperature sensor be connected with described controller is provided with in described moist closet, when described temperature sensor detects that temperature in described moist closet is higher than predetermined value, described controller controls described second condenser shut down, and described first condenser is started working.
6. heat reclamation type refrigerator according to claim 1, is characterized in that:
Wherein, the quantity of described evaporimeter is two, and one is positioned at described refrigerating chamber, and another is positioned at described refrigerating chamber.
7. heat reclamation type refrigerator according to claim 1, is characterized in that:
Wherein, when described valve member is communicated with described second condenser with described first condenser simultaneously, the cold-producing medium after described compressor compresses is divided into two parts, and a part enters described first condenser, another part condensation heat release in described second condenser.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410487513.XA CN104236234A (en) | 2014-09-23 | 2014-09-23 | Heat-recovery refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410487513.XA CN104236234A (en) | 2014-09-23 | 2014-09-23 | Heat-recovery refrigerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104236234A true CN104236234A (en) | 2014-12-24 |
Family
ID=52224808
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410487513.XA Pending CN104236234A (en) | 2014-09-23 | 2014-09-23 | Heat-recovery refrigerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104236234A (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105987561A (en) * | 2015-02-05 | 2016-10-05 | 佛山市禾才科技服务有限公司 | Refrigerator system with thermal insulation function |
| CN107421193A (en) * | 2017-07-26 | 2017-12-01 | 合肥华凌股份有限公司 | Refrigerator |
| CN108106306A (en) * | 2017-12-25 | 2018-06-01 | 青岛澳柯玛超低温冷冻设备有限公司 | A kind of integral storage box of refrigeration heating |
| CN110345697A (en) * | 2019-07-18 | 2019-10-18 | 广东海洋大学 | A kind of refrigerator |
| CN111121385A (en) * | 2020-01-08 | 2020-05-08 | 青岛海尔电冰箱有限公司 | Refrigerator and control method thereof |
| CN111397082A (en) * | 2020-04-01 | 2020-07-10 | 宁波奥克斯电气股份有限公司 | Refrigerant recovery system and control method |
| CN111435052A (en) * | 2019-01-11 | 2020-07-21 | 青岛海尔智能技术研发有限公司 | Condensation heat recovery system and refrigerator |
| CN113074483A (en) * | 2021-04-08 | 2021-07-06 | 上海华秉机电设备有限公司 | Multifunctional energy-saving environment-friendly refrigeration fresh-keeping cabinet |
| CN113498297A (en) * | 2020-03-20 | 2021-10-12 | 深圳中瀚云科技股份有限公司 | Refrigerating unit and refrigerating system |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2658668Y (en) * | 2003-09-26 | 2004-11-24 | 海尔集团公司 | Vertical refrigerator with heating compartment |
| CN2735259Y (en) * | 2004-09-08 | 2005-10-19 | 陈才友 | A household refrigerator |
| CN103836865A (en) * | 2013-12-04 | 2014-06-04 | 中国科学技术大学 | Refrigerator with heat preservation drying mechanism |
-
2014
- 2014-09-23 CN CN201410487513.XA patent/CN104236234A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2658668Y (en) * | 2003-09-26 | 2004-11-24 | 海尔集团公司 | Vertical refrigerator with heating compartment |
| CN2735259Y (en) * | 2004-09-08 | 2005-10-19 | 陈才友 | A household refrigerator |
| CN103836865A (en) * | 2013-12-04 | 2014-06-04 | 中国科学技术大学 | Refrigerator with heat preservation drying mechanism |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105987561A (en) * | 2015-02-05 | 2016-10-05 | 佛山市禾才科技服务有限公司 | Refrigerator system with thermal insulation function |
| CN107421193A (en) * | 2017-07-26 | 2017-12-01 | 合肥华凌股份有限公司 | Refrigerator |
| CN108106306A (en) * | 2017-12-25 | 2018-06-01 | 青岛澳柯玛超低温冷冻设备有限公司 | A kind of integral storage box of refrigeration heating |
| CN111435052A (en) * | 2019-01-11 | 2020-07-21 | 青岛海尔智能技术研发有限公司 | Condensation heat recovery system and refrigerator |
| CN110345697A (en) * | 2019-07-18 | 2019-10-18 | 广东海洋大学 | A kind of refrigerator |
| CN110345697B (en) * | 2019-07-18 | 2024-01-30 | 广东海洋大学 | Refrigerator with a refrigerator body |
| CN111121385A (en) * | 2020-01-08 | 2020-05-08 | 青岛海尔电冰箱有限公司 | Refrigerator and control method thereof |
| CN113498297A (en) * | 2020-03-20 | 2021-10-12 | 深圳中瀚云科技股份有限公司 | Refrigerating unit and refrigerating system |
| CN111397082A (en) * | 2020-04-01 | 2020-07-10 | 宁波奥克斯电气股份有限公司 | Refrigerant recovery system and control method |
| CN111397082B (en) * | 2020-04-01 | 2021-10-26 | 宁波奥克斯电气股份有限公司 | Refrigerant recovery system and control method |
| CN113074483A (en) * | 2021-04-08 | 2021-07-06 | 上海华秉机电设备有限公司 | Multifunctional energy-saving environment-friendly refrigeration fresh-keeping cabinet |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104236234A (en) | Heat-recovery refrigerator | |
| CN204923448U (en) | Air-conditioning hot water system | |
| CN103776114B (en) | The comprehensive energy consumption system of direct-expansion-type pump type heat and control method thereof | |
| CN104457026A (en) | Air source heat pump water heater hybrid air-conditioning device | |
| CN103697614B (en) | Air conditioner heat pump system | |
| CN102589183B (en) | A kind of heat pipe hot pump combination type refrigerating plant | |
| CN102563947B (en) | A kind of heat pipe hot pump combination type refrigerating plant | |
| CN104633988A (en) | Air-cooled cold and hot water air conditioning system and control method thereof | |
| CN205332368U (en) | Freely cool off computer lab air conditioning unit | |
| CN204478579U (en) | Air-cooled cold and hot water air conditioning system | |
| CN208846772U (en) | A kind of energy-saving cooler | |
| CN204227620U (en) | Minitype air conditioner composite air energy heat pump assembly | |
| CN203431984U (en) | Noiseless air condition system | |
| CN103225850B (en) | A kind of silent air-conditioning system | |
| CN202085655U (en) | Hot water generator for milk cooling tank | |
| KR102393637B1 (en) | Hybrid type chiller and heater using water as a heat transfer medium | |
| CN108954883A (en) | Energy-saving cooler | |
| CN204555408U (en) | A kind of unitary air handling unit with reversible Kano machine effect | |
| CN204358992U (en) | Air source hot pump water heater combined air conditioner device | |
| CN204665442U (en) | A kind of floor heating system | |
| CN209672515U (en) | A kind of ducting system of Air Conditioning System energy focus utilization | |
| CN209341465U (en) | A kind of dedicated heat recovery coil type air-cooled fluorine pump machine room Special air-conditioning device | |
| CN202420102U (en) | Integral cooling and heating device | |
| CN203964236U (en) | A kind of year round cooling air-conditioning | |
| CN109813005A (en) | A kind of Two-stage Heat Pump System and its control method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20141224 |
|
| WD01 | Invention patent application deemed withdrawn after publication |