CN203068889U - Air conditioning equipment - Google Patents
Air conditioning equipment Download PDFInfo
- Publication number
- CN203068889U CN203068889U CN201320030691.0U CN201320030691U CN203068889U CN 203068889 U CN203068889 U CN 203068889U CN 201320030691 U CN201320030691 U CN 201320030691U CN 203068889 U CN203068889 U CN 203068889U
- Authority
- CN
- China
- Prior art keywords
- compressor
- branch road
- power component
- pipeline
- conditioning equipment
- 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.)
- Expired - Lifetime
Links
- 238000004378 air conditioning Methods 0.000 title claims abstract description 27
- 239000007788 liquid Substances 0.000 claims description 29
- 239000012530 fluid Substances 0.000 claims description 28
- 238000001802 infusion Methods 0.000 claims description 28
- 230000001502 supplementing effect Effects 0.000 claims description 27
- 239000003507 refrigerant Substances 0.000 abstract description 38
- 230000017525 heat dissipation Effects 0.000 abstract 2
- 230000008878 coupling Effects 0.000 abstract 1
- 238000010168 coupling process Methods 0.000 abstract 1
- 238000005859 coupling reaction Methods 0.000 abstract 1
- 239000000203 mixture Substances 0.000 description 16
- 238000001816 cooling Methods 0.000 description 15
- 238000001704 evaporation Methods 0.000 description 9
- 230000008020 evaporation Effects 0.000 description 9
- 238000005057 refrigeration Methods 0.000 description 8
- 238000010521 absorption reaction Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 5
- 230000005494 condensation Effects 0.000 description 4
- 238000009833 condensation Methods 0.000 description 4
- 230000005855 radiation Effects 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 235000019628 coolness Nutrition 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000010792 warming Methods 0.000 description 2
- 238000007664 blowing Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
Images
Landscapes
- Air-Conditioning For Vehicles (AREA)
Abstract
The utility model provides an air conditioning equipment, including compressor, condenser and evaporimeter, through refrigerant tube coupling between each part, be connected with first throttling element and second throttling element on the pipeline between condenser and the evaporimeter, the medium pressure pipeline between first throttling element and the second throttling element is hugged closely or is passed power component heat dissipation module. The utility model relates to an air conditioning equipment utilizes the pipeline of intermediate pressure to cool down power component heat dissipation module among the refrigerating system, can prevent effectively that power component from leading to shutting down because of high temperature protection appears in the high temperature. Simultaneously the technical scheme of the utility model be utilize the system major loop to produce the intermediate pressure refrigerant and cool off, system control is simple, easily realizes, and system operating stability is higher.
Description
Technical field
The utility model relates to a kind of air-conditioning equipment, relates in particular to a kind of air-conditioning equipment that utilizes refrigerant line that the heating components and parts are dispelled the heat.
Background technology
Current; the mode of heat conduction+heat convection is mainly adopted in the heat radiation that is used for the power model of driven compressor in the air-conditioning equipment; wherein be used for the module heat dissipating sheet of heat radiation as shown in Figure 1; its air that is used for heat radiation mainly relies on the blowing of off-premises station blower fan; be through the higher air of the temperature of condenser heat exchange and blower fan blows out; this just makes that the radiating effect of fin is relatively poor, and high temperature protection appearred in power model easily when particularly outdoor environment temperature was higher.
On the other hand, prior art also utilizes refrigerant line that power model is dispelled the heat.This scheme as shown in Figure 2, comprise compressor 11, outdoor heat exchanger 12, indoor heat exchanger 14, be provided with main throttle part 13 between outdoor heat exchanger and the indoor heat exchanger, the cold-producing medium that the condenser 12 of cold-producing medium major loop comes out is divided into two-way, one tunnel heat exchanger heat exchange in the inlet chamber after main throttle part 13 throttlings, and another road is through the first branch road throttle part 17, import compressor tonifying Qi chambeies to cooling end 16 and the second branch road throttle part, 18 backs of power component 37 heat radiation.Shunt by evaporation cooling end 16 after the throttling step-down from the refrigerant liquid of condenser condenses, power component 37 cooling backs are imported the compression medial compartment of compressors.
Above-mentioned patent can utilize refrigeration pipe that power component is cooled off, but has a problem: this cooling branch road one end connects condenser, and the other end connects the middle gas supplementing opening of compressor.But the power component caloric value is less relatively, and it is less that this cools off the required refrigerant flow of branch road, otherwise can influence the main system operation stability.Connect condenser because of this branch road one end simultaneously, the other end is connected to the middle gas supplementing opening of compressor, need utilize restricting element that the high-pressure refrigerant throttling that condenser flows out is become intermediate pressure, less because cooling off the branch road refrigerant flow, utilize restricting element to be difficult to high-pressure refrigerant is adjusted to required pressure, the stability of a system is unreliable.
Summary of the invention
The purpose of this utility model provides a kind of air-conditioning equipment, and the pipeline of the intermediate pressure part in this system is close to or is passed the power component radiating module, can effectively lower the temperature to the power component radiating module.
Be achieved through the following technical solutions during the utility model:
Air-conditioning equipment, comprise compressor, condenser and evaporimeter, connect by pipeline between each parts, be connected in series with first throttle element and second restricting element on the pipeline between described condenser and the evaporimeter, the middle pressure pipe road between first throttle element and second restricting element is close to or is passed the power component radiating module.
Preferably, also comprise cross valve, described cross valve first end is connected with condenser, and second end is connected with evaporimeter, and the 3rd end is connected with the compressor high-pressure side, and the 4th end is connected with the compressor low-pressure side.
Preferably, also comprise flash vessel, described flash vessel is arranged in the pipeline between first throttle element and second restricting element, and described compressor is double-stage compressor, the gas vent of flash vessel and the gas supplementing opening of compressor are connected to form the tonifying Qi branch road, and described tonifying Qi branch road is provided with first stop valve.
Preferably, the pipeline between described first throttle element and the flash vessel is close to or is passed the power component radiating module, and perhaps the pipeline between second restricting element and the flash vessel is close to or is passed described power component radiating module.
Preferably, described flash vessel bottom is provided with the bottom liquid outlet, described bottom liquid outlet is communicated with the back with the tonifying Qi branch road in first connectivity points and is connected with the compressor gas supplementing opening, pipeline between described first connectivity points and the compressor gas supplementing opening is close to or is passed described power component radiating module, and the pipeline between described bottom liquid outlet and first connectivity points is provided with second stop valve.
Preferably, also comprise the fluid infusion branch road, an end of described fluid infusion branch road is connected with the side of second restricting element away from condenser, and the other end is connected with the gas supplementing opening of compressor, the fluid infusion branch road is close to or is passed described power component radiating module, and described fluid infusion branch road is provided with the 3rd stop valve.
Preferably, an end of described fluid infusion branch road is connected with the side of first throttle element away from evaporimeter, and the other end is connected with the gas supplementing opening of compressor, and the fluid infusion branch road is close to or is passed described power component radiating module, and described fluid infusion branch road is provided with the 3rd stop valve.
The air-conditioning equipment that the utility model relates to utilizes the pipeline of intermediate pressure in the refrigeration system that the power component radiating module is lowered the temperature, and can prevent effectively that the too high high temperature protection that occurs of power component Yin Wendu from causing shutting down.The technical solution of the utility model is to utilize system's major loop to produce the intermediate pressure refrigerant pipeline to cool off simultaneously, and system's control is simple, is easy to realize that system's operation stability is higher.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in the utility model embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is for utilizing the schematic diagram of the air-cooled power component radiating module that dispels the heat in the prior art;
Fig. 2 is for utilizing refrigeration system to the schematic diagram of power component radiating module cooling in the prior art;
Fig. 3 is refrigeration system connection diagram among the utility model first embodiment;
Fig. 4 is refrigeration system connection diagram among the utility model second embodiment;
Fig. 5 is refrigeration system connection diagram among the utility model the 3rd embodiment.
The specific embodiment
The utility model provides a kind of air-conditioning equipment, comprise compressor 101, cross valve 102, condenser 105 and evaporimeter 103, connect by refrigerant line between each parts, be connected with first throttle element 104 and second restricting element 106 on the pipeline between condenser 105 and the evaporimeter 103, the middle pressure pipe road between first throttle element 104 and second restricting element 106 is close to or is passed power component radiating module 108.
During the air-conditioning equipment refrigerating operaton, the high-temperature high-pressure refrigerant that compressor is discharged becomes highly pressurised liquid after condenser 105 condensations, be the refrigerant air-liquid mixture of intermediate pressure through 106 throttlings of second restricting element then, enter in the evaporimeter 103 after throttling becomes the low pressure refrigerant two-phase mixture again through first throttle element 104 again and evaporate, flow back to compressor 101 at last, finish a kind of refrigeration cycle.At this moment; be the cold-producing medium with intermediate pressure in the pipeline between second restricting element 106 and the first throttle element 104; this part pipeline is close to or is passed power component radiating module 108; can lower the temperature to power component radiating module 108 effectively, prevent that power component Yin Wendu is too high overtemperature protection to occur.The intermediate pressure refrigerant that is used for 108 coolings of power component radiating module is to utilize throttling to produce in main system, because the main system refrigerant flow is bigger, utilizes restricting element just can realize that system's operation stability is higher at an easy rate.
In like manner, during the air-conditioning equipment heating operation, the high-temperature high-pressure refrigerant that compressor is discharged becomes highly pressurised liquid after evaporimeter 103 condensations, be the refrigerant air-liquid mixture of intermediate pressure then through 104 throttlings of first throttle element, enter in the condenser 105 after throttling becomes the low pressure refrigerant two-phase mixture again through second restricting element 106 again and evaporate, flow back to compressor 101 at last, finish one and heat circulation.At this moment; be the cold-producing medium with intermediate pressure in the pipeline between first throttle element 104 and second restricting element 106; this part pipeline is close to or is passed power component radiating module 108; can lower the temperature to power component radiating module 108 effectively, prevent that power component Yin Wendu is too high overtemperature protection to occur.The intermediate pressure refrigerant that is used for 108 coolings of power component radiating module is to utilize throttling to produce in main system, because the main system refrigerant flow is bigger, utilizes restricting element just can realize that system's operation stability is higher at an easy rate.
Embodiment one
Preferably, the utility model also comprises flash vessel 109, flash vessel 109 is arranged in the pipeline between first throttle element 104 and second restricting element 106, in the present embodiment, compressor 101 is double-stage compressor, and the gas supplementing opening of the gas vent of flash vessel 109 and compressor 101 is connected to form the tonifying Qi branch road.
At this moment, the pipeline between first throttle element 104 and the flash vessel 109 is close to or is passed power component radiating module 108, and perhaps the pipeline between second restricting element 106 and the flash vessel 109 is close to or is passed described power component radiating module 108.
The principle of above-mentioned two kinds of forms is the same, only is described in detail with " pipeline between second restricting element 106 and the flash vessel 109 be close to or pass described power component radiating module 108 " below.
During the air-conditioning equipment refrigerating operaton, the high-temperature high-pressure refrigerant gas of being discharged by compressor 101 becomes the refrigerant liquid of high pressure after the condensation heat release in condenser 105, through becoming the cold-producing medium two-phase mixture of medium temperature and medium pressure behind second restricting element 106.Because the pipeline between second restricting element 106 and the flash vessel 109 is close to or is passed described power component radiating module 108, therefore this two-phase mixture is before flowing into flash vessel 109, the heat of partially liq absorbed power element radiating module 108 and evaporate (simultaneously power component radiating module 108 temperature reduce), the mass dryness fraction of cold-producing medium two-phase mixture is uprised, enter flash vessel 109 then, in flash vessel 109, the liquid part is flowed out by the cold-producing medium two-phase mixture that becomes low-temp low-pressure after the 104 throttling step-downs of first throttle element by flash vessel 109, enter evaporation heat absorption in the evaporimeter 103 then, the refrigerant superheat gas that becomes low-temp low-pressure is inhaled into the low-pressure stage cylinder of compressor 101.Gas in the flash vessel 109 part enters compressor 101 gas supplementing openings through the tonifying Qi branch road, with mix through the refrigerant gas after the compression of low-pressure stage cylinder after enter compressor 101 hiigh pressure stage cylinders and further compress, discharge compressor 101 then, finish a circulation.
During the air-conditioning equipment heating operation, in evaporimeter 103, become the refrigerant liquid of high pressure after the condensation heat release by the high-temperature high-pressure refrigerant gas of compressor 101 discharges, through becoming the cold-producing medium two-phase mixture of medium temperature and medium pressure behind the first throttle element 104, enter flash vessel 109 then, in flash vessel 109, before the liquid part is carried out second throttle by flash vessel 109 outflow backs to second restricting element 106, because the pipeline between second restricting element 106 and the flash vessel 109 is close to or is passed described power component radiating module 108, the heat of the refrigerant liquid absorbed power element radiating module 108 that flows out from the flash vessel 109 and part evaporation becomes the two-phase mixture (power component radiating module 108 temperature reduce simultaneously) of medium temperature and medium pressure, behind second restricting element, 106 second throttles, become the cold-producing medium two-phase mixture of low-temp low-pressure then, enter heat absorption evaporation in the condenser 105 again, the refrigerant superheat gas that becomes low-temp low-pressure is inhaled into the low-pressure stage cylinder of compressor 101, gas part in the flash vessel 109 enters compressor 101 gas supplementing openings through the tonifying Qi branch road, with enter compressor 101 hiigh pressure stage cylinders after refrigerant gas after the low-pressure stage cylinder compression mixes and further compress, discharge compressor 101 then, finish a circulation.
In order to control the refrigerant flow of tonifying Qi branch road better, in the tonifying Qi branch road, be provided with first stop valve 107, stop valve can adopt magnetic valve.First throttle element 104 and second restricting element 106 can be that electric expansion valve, capillary or other have the refrigeration part of throttling function.
Embodiment two
The difference of present embodiment and embodiment one is: flash vessel 109 bottoms are provided with the bottom liquid outlet, the outlet of described bottom liquid is communicated with in first connectivity points 18 with the tonifying Qi branch road and then is connected with compressor 101 gas supplementing openings, and the pipeline between described first connectivity points 18 and compressor 101 gas supplementing openings is close to or is passed described power component radiating module 108.Pipeline between the outlet of flash vessel 109 bottom liquids and first connectivity points 18 is provided with second stop valve 110, and in like manner, second stop valve also can be magnetic valve.
Present embodiment is identical with the cooling and warming flow process of embodiment one, does not repeat them here.Difference is that the pipeline between first connectivity points 18 and compressor 101 gas supplementing openings is close to or passes described power component radiating module 108, existing refrigerant gas of coming from the tonifying Qi branch road in this part pipeline, the refrigerant liquid that flows out from the outlet of flash vessel 109 bottom liquids is also arranged, because be gas-liquid mixture, therefore to 108 coolings of power component radiating module better.The refrigerant liquid that flash vessel 109 bottom liquids outlets is flowed out in first connectivity points 18 with after flash vessel gas vent effluent air mixes, described power component radiating module 108 is lowered the temperature, enter the compressor gas supplementing opening after this part gas-liquid mixture heat absorption evaporation.
Embodiment three
The difference of present embodiment and embodiment one is:
Also comprise the fluid infusion branch road, an end of described fluid infusion branch road is connected with the side of second restricting element 106 away from condenser 105, and the other end is connected with the gas supplementing opening of compressor 101, and the fluid infusion branch road is close to or is passed described power component radiating module 108.
Perhaps, an end of described fluid infusion branch road is connected with the side of first throttle element 104 away from evaporimeter 103, and the other end is connected with the gas supplementing opening of compressor 101, and the fluid infusion branch road is close to or is passed described power component radiating module 108.Be provided with the 3rd stop valve 113 in the above-mentioned fluid infusion branch road, in like manner the 3rd stop valve also can be magnetic valve.
Present embodiment is identical with the cooling and warming flow process of embodiment one, does not repeat them here.Difference is that the fluid infusion branch road is close to or passes described power component radiating module 108.
When an end of fluid infusion branch road is connected with the side of second restricting element 106 away from condenser 105, the other end is connected with the gas supplementing opening of compressor 101, this moment is during the air-conditioning equipment refrigerating operaton, what flow through in the fluid infusion branch road is the refrigerant air-liquid mixture, therefore better to the cooling effect of power component radiating module 108.After the evaporation of the heat absorption of the cold-producing medium in the pipeline simultaneously, be mixed into the compressor gas supplementing opening with the gas of tonifying Qi branch road.During the air-conditioning equipment heating operation, what flow through in the fluid infusion branch road is refrigerant liquid, therefore better to the cooling effect of power component radiating module 108.After the evaporation of the heat absorption of the cold-producing medium in the pipeline simultaneously, be mixed into the compressor gas supplementing opening with the gas of tonifying Qi branch road.
When an end of fluid infusion branch road is connected with the side of first throttle element 104 away from evaporimeter 103, the other end is connected with the gas supplementing opening of compressor 101, this moment is during the air-conditioning equipment refrigerating operaton, what flow through in the fluid infusion branch road is refrigerant liquid, therefore better to the cooling effect of power component radiating module 108.After the evaporation of the heat absorption of the cold-producing medium in the pipeline simultaneously, be mixed into the compressor gas supplementing opening with the gas of tonifying Qi branch road.During the air-conditioning equipment heating operation, what flow through in the fluid infusion branch road is the refrigerant air-liquid mixture, therefore better to the cooling effect of power component radiating module 108.After the evaporation of the heat absorption of the cold-producing medium in the pipeline simultaneously, be mixed into the compressor gas supplementing opening with the gas of tonifying Qi branch road.
More than air-conditioning equipment provided by the utility model is described in detail, the explanation of above embodiment just is used for helping to understand method of the present utility model and core concept thereof.Should be understood that; for those skilled in the art; under the prerequisite that does not break away from the utility model principle, can also carry out some improvement and modification to the utility model, these improvement and modification also fall in the protection domain of the utility model claim.
Claims (7)
1. air-conditioning equipment, comprise compressor, condenser and evaporimeter, connect by pipeline between each parts, it is characterized in that: be connected in series with first throttle element and second restricting element on the pipeline between described condenser and the evaporimeter, the middle pressure pipe road between first throttle element and second restricting element is close to or is passed the power component radiating module.
2. air-conditioning equipment according to claim 1, it is characterized in that: also comprise cross valve, described cross valve first end is connected with condenser, and second end is connected with evaporimeter, and the 3rd end is connected with the compressor high-pressure side, and the 4th end is connected with the compressor low-pressure side.
3. air-conditioning equipment according to claim 1 and 2, it is characterized in that: also comprise flash vessel, described flash vessel is arranged in the pipeline between first throttle element and second restricting element, described compressor is double-stage compressor, the gas vent of flash vessel and the gas supplementing opening of compressor are connected to form the tonifying Qi branch road, and described tonifying Qi branch road is provided with first stop valve.
4. according to any described air-conditioning equipment of claim 3, it is characterized in that: the pipeline between described first throttle element and the flash vessel is close to or is passed the power component radiating module, and perhaps the pipeline between second restricting element and the flash vessel is close to or is passed described power component radiating module.
5. air-conditioning equipment according to claim 3, it is characterized in that: described flash vessel bottom is provided with the bottom liquid outlet, described bottom liquid outlet is communicated with the back with the tonifying Qi branch road in first connectivity points and is connected with the compressor gas supplementing opening, pipeline between described first connectivity points and the compressor gas supplementing opening is close to or is passed described power component radiating module, and the pipeline between described bottom liquid outlet and first connectivity points is provided with second stop valve.
6. air-conditioning equipment according to claim 3, it is characterized in that: also comprise the fluid infusion branch road, one end of described fluid infusion branch road is connected with the side of second restricting element away from condenser, the other end is connected with the gas supplementing opening of compressor, the fluid infusion branch road is close to or is passed described power component radiating module, and described fluid infusion branch road is provided with the 3rd stop valve.
7. air-conditioning equipment according to claim 3, it is characterized in that: also comprise the fluid infusion branch road, one end of described fluid infusion branch road is connected with the side of first throttle element away from evaporimeter, the other end is connected with the gas supplementing opening of compressor, the fluid infusion branch road is close to or is passed described power component radiating module, and described fluid infusion branch road is provided with the 3rd stop valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320030691.0U CN203068889U (en) | 2013-01-16 | 2013-01-16 | Air conditioning equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320030691.0U CN203068889U (en) | 2013-01-16 | 2013-01-16 | Air conditioning equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203068889U true CN203068889U (en) | 2013-07-17 |
Family
ID=48767668
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320030691.0U Expired - Lifetime CN203068889U (en) | 2013-01-16 | 2013-01-16 | Air conditioning equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203068889U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103925753A (en) * | 2013-01-16 | 2014-07-16 | 珠海格力电器股份有限公司 | Air conditioning equipment |
| CN106839196A (en) * | 2016-12-26 | 2017-06-13 | 广东技术师范学院 | Moveable air conditioner and its cooling cycle system |
| CN107091537A (en) * | 2016-02-17 | 2017-08-25 | 艾默生环境优化技术(苏州)有限公司 | Compressor system and method for improving performance of compressor system |
| CN107850349A (en) * | 2015-07-31 | 2018-03-27 | 株式会社电装 | The control device and refrigerating circulatory device of motor compressor |
| CN108954504A (en) * | 2018-05-23 | 2018-12-07 | 珠海格力电器股份有限公司 | Dehumidification device, air conditioner and dehumidification method |
| US10941955B2 (en) | 2017-10-27 | 2021-03-09 | Dometic Sweden Ab | Systems, methods, and apparatuses for providing communications between climate control devices in a recreational vehicle |
| US11254183B2 (en) | 2017-08-25 | 2022-02-22 | Dometic Sweden Ab | Recreational vehicle, cooling device, controlling system and method for controlling the cooling device |
-
2013
- 2013-01-16 CN CN201320030691.0U patent/CN203068889U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103925753A (en) * | 2013-01-16 | 2014-07-16 | 珠海格力电器股份有限公司 | Air conditioning equipment |
| CN107850349A (en) * | 2015-07-31 | 2018-03-27 | 株式会社电装 | The control device and refrigerating circulatory device of motor compressor |
| CN107850349B (en) * | 2015-07-31 | 2020-02-07 | 株式会社电装 | Control device for electric compressor and refrigeration cycle device |
| CN107091537A (en) * | 2016-02-17 | 2017-08-25 | 艾默生环境优化技术(苏州)有限公司 | Compressor system and method for improving performance of compressor system |
| CN106839196A (en) * | 2016-12-26 | 2017-06-13 | 广东技术师范学院 | Moveable air conditioner and its cooling cycle system |
| US11254183B2 (en) | 2017-08-25 | 2022-02-22 | Dometic Sweden Ab | Recreational vehicle, cooling device, controlling system and method for controlling the cooling device |
| US11919363B2 (en) | 2017-08-25 | 2024-03-05 | Dometic Sweden Ab | Recreational vehicle, cooling device, controlling system and method for controlling the cooling device |
| US10941955B2 (en) | 2017-10-27 | 2021-03-09 | Dometic Sweden Ab | Systems, methods, and apparatuses for providing communications between climate control devices in a recreational vehicle |
| CN108954504A (en) * | 2018-05-23 | 2018-12-07 | 珠海格力电器股份有限公司 | Dehumidification device, air conditioner and dehumidification method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103925753A (en) | Air conditioning equipment | |
| CN203068889U (en) | Air conditioning equipment | |
| CN106338112A (en) | Air conditioner heat recovery system | |
| CN105004090A (en) | Multi-split air-conditioning system and supercooling and enhanced vapor injection method thereof | |
| CN204630138U (en) | Air-conditioner | |
| CN103322729B (en) | Refrigerating system and air conditioner | |
| CN104236164B (en) | Ultra-high temperature cascade water source heat pump system | |
| CN201637014U (en) | Novel water-cooled movable air conditioner | |
| CN104764114B (en) | Cooling system and air conditioning system | |
| CN209484880U (en) | One kind is risen again formula heat pump system | |
| CN105066278A (en) | Heat pump set | |
| CN103940135A (en) | Refrigerating device | |
| CN208738603U (en) | A kind of dual temperature water cooling unit for laser | |
| CN204115286U (en) | A kind of superposition type directly-heated high temperature heat pump | |
| CN203880998U (en) | Heat pump system | |
| CN103968455A (en) | Air conditioner | |
| CN105865083A (en) | Trigeneration system capable of recovering heat | |
| CN203286741U (en) | Refrigerating device | |
| CN201583048U (en) | Heat pump water heater | |
| CN104896777A (en) | Water chilling unit | |
| CN104344595A (en) | Air conditioning system | |
| CN101576297B (en) | Big supercooling degree completely fresh air air processing machine set | |
| CN203837329U (en) | Enhanced vapor injection type heat pump system and air conditioner | |
| CN102788463A (en) | Air-conditioning system | |
| CN203323365U (en) | Heat-pump water heater |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130717 |
|
| CX01 | Expiry of patent term |