CN209541217U - One kind can air-cooled cold (heat) the water dispenser group of low temperature total heat recovery - Google Patents
One kind can air-cooled cold (heat) the water dispenser group of low temperature total heat recovery Download PDFInfo
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- CN209541217U CN209541217U CN201821791502.0U CN201821791502U CN209541217U CN 209541217 U CN209541217 U CN 209541217U CN 201821791502 U CN201821791502 U CN 201821791502U CN 209541217 U CN209541217 U CN 209541217U
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Abstract
The utility model relates to one kind can air-cooled cold (heat) the water dispenser group of low temperature total heat recovery, including the refrigerant circulation circuit being made of Gas-supplying enthalpy-increasing compressor, four-way reversing valve I, four-way reversing valve II, air-side heat exchanger, air conditioning water heat exchanger, hot water heat exchanger, first throttle component, the second orifice union, economic device assembly, electromagnetic valve component and gas-liquid separator；The compressor is Gas-supplying enthalpy-increasing compressor；Check valve or solenoid valve are additionally provided between the four-way reversing valve II and the gas-liquid separator.The utility model is designed reasonably, structure is simple, can be in refrigeration, heating and water heating, air injection enthalpy-increasing system is made full use of to improve ability and efficiency, and its expansible range of operation, it is particularly possible to meet under low circumstance temperature the needs of heating and water heating, create favorable conditions for product promotion.
Description
Technical field
The utility model relates to a kind of air conditioner, especially a kind of cold (heat) water dispenser group that can be realized total heat recovery, tool
Saying for body is that one kind can air-cooled cold (heat) the water dispenser group of low temperature total heat recovery.
Background technique
With the development of the society, more and more air-conditionings are installed in city, especially air-cooled cold (heat) water dispenser of commercial kitchen area
Group is widely used, on the one hand unit is producing cold water for air-conditioning use, the heat absorption in water is drained into air, this portion
Divide heat to be melt into air to be not used.But existing total heat recovery unit air-conditioning heating or heating water running when,
Environment temperature can not accomplish -15 DEG C hereinafter, the range of operation by common compressor is limited, and water temperature can not be done excessively high.Simultaneously
Under low ambient temperature heating or water heating, unit ability decaying it is very big, therefore, urgent need develop it is a kind of can -15 DEG C or less systems
The unit of heat or water heating is created more so as to which this energy-saving water unit of recuperation of heat is extended to the north from the Yangtze river basin
Wide market.
Utility model content
The purpose of this utility model be in view of the deficiencies of the prior art, provide one kind can low temperature total heat recovery it is air-cooled cold (heat)
Water dispenser group can effectively meet compared with carrying out heating under low ambient temperature or the needs of water heating, sufficiently meet different zones
Market needs, and is conducive to product promotion.
The technical solution of the utility model is:
One kind can air-cooled cold (heat) the water dispenser group of low temperature total heat recovery, including compressor, the compressor is Gas-supplying enthalpy-increasing pressure
Contracting machine；The refrigerant circulation circuit of the unit constitutes as follows:
The exhaust outlet of the compressor connects the first interface of air conditioning water heat exchanger after the DE of four-way reversing valve I mouth；Institute
The D mouth of the C mouth connection four-way reversing valve II of four-way reversing valve I is stated, the S mouth of four-way reversing valve I connects after gas-liquid separator
The air entry of the compressor；
The first interface of the C mouth connection air-side heat exchanger of the four-way reversing valve II, the E mouth company of four-way reversing valve II
Connect the first interface of hot water heat exchanger；The S mouth of four-way reversing valve II connected after check valve IV the gas-liquid separator into
Mouthful；
After the second interface of the air conditioning water heat exchanger is sequentially connected filter II and the second orifice union, and it is sequentially connected
The second interface of the air-side heat exchanger of filter I and first throttle component is in parallel, then pass sequentially through filter III and
It is connected after electromagnetic valve component with the second interface of the hot water heat exchanger；
The outlet end of the first throttle component is additionally provided with economic device assembly, which is connected to the compressor
Gas supplementing opening.
Further, second orifice union includes throttle part II and check valve II connected with each other.
Further, the first throttle component includes throttle part I and check valve I connected with each other.
Further, the economic device assembly includes economizer and tonifying Qi throttle valve, wherein two masters of the economizer
Side interface is separately connected the first throttle component and the second orifice union, two auxiliary side interface is separately connected the tonifying Qi section
Flow one end of valve and the gas supplementing opening of compressor；The other end of the tonifying Qi throttle valve connects the first throttle component.
Further, the electromagnetic valve component includes solenoid valve and check valve III connected with each other.
Further, between the hot water heat exchanger second interface and the electromagnetic valve component and a compensator is connect.
Further, the check valve IV is solenoid valve.
The utility model has the beneficial effects that
The utility model is designed reasonably, structure is simple, can make full use of air injection enthalpy-increasing in refrigeration, heating and water heating
System improves ability and efficiency, and its expansible range of operation, it is particularly possible to meet and heat under low circumstance temperature and water heating
Demand creates favorable conditions for product promotion.
Detailed description of the invention
Fig. 1 is the structure principle chart of the utility model.
Wherein: 1- four-way reversing valve I；2- four-way reversing valve II；3- air-side heat exchanger；4- air conditioning water heat exchanger；5- mistake
Filter I；6- check valve I；7- filter II；8- throttle part I；9- check valve II；10- throttle part II；11- filter III；
12- check valve III；13- solenoid valve；14- compensator；15- hot water heat exchanger；16- gas-liquid separator；17- check valve IV；18-
Compressor；19- tonifying Qi throttle valve；20- economizer.
Specific embodiment
The utility model is further described with reference to the accompanying drawings and examples.
As shown in Figure 1.
One kind can air-cooled cold (heat) the water dispenser group of low temperature total heat recovery, including compressor 18, the compressor 18 is that tonifying Qi increases
Enthalpy compressor；The refrigerant circulation circuit of the unit constitutes as follows:
The exhaust outlet of the compressor 18 connects the first of air conditioning water heat exchanger 4 after the DE of four-way reversing valve I1 mouth and connects
Mouthful；The D mouth of the C mouth connection four-way reversing valve II2 of the four-way reversing valve I1, the S mouth of four-way reversing valve I1 is through gas-liquid separation
The air entry of the compressor 18 is connected after device 16.
The first interface of the C mouth connection air-side heat exchanger 3 of the four-way reversing valve II2, the E of four-way reversing valve II2
The first interface of mouth connection hot water heat exchanger 15；The S mouth of four-way reversing valve II2 connects the gas-liquid point after check valve IV17
Import from device 17；Check valve IV can also use solenoid valve.
After the second interface of the air conditioning water heat exchanger 4 is sequentially connected filter II7 and the second orifice union, and successively connect
The second interface for connecing the air-side heat exchanger 3 of filter I5 and first throttle component is in parallel, then passes sequentially through filter
It is connected after III11 and electromagnetic valve component with the second interface of the hot water heat exchanger 15.
The outlet end of the first throttle component is additionally provided with economic device assembly, which is connected to the compressor
18 gas supplementing opening.
Second orifice union includes throttle part II10 and check valve II9 connected with each other.
The first throttle component includes throttle part I8 and check valve I6 connected with each other.
The economic device assembly includes economizer 20 and tonifying Qi throttle valve 19, wherein two main sides of the economizer 20
Interface is separately connected the first throttle component and the second orifice union, two auxiliary side interface is separately connected the tonifying Qi throttling
One end of valve 19 and the gas supplementing opening of compressor 18；The other end of the tonifying Qi throttle valve 19 connects the first throttle component.
The electromagnetic valve component includes solenoid valve 13 and check valve III12 connected with each other.
Between 15 second interface of hot water heat exchanger and the electromagnetic valve component and connect a compensator 14.
The specific working mode of the utility model is as follows:
1. when refrigeration, four-way reversing valve I and four-way reversing valve II power down simultaneously, refrigerant circulation route are as follows: compressor --
-- DC mouth --- air-side heat exchanger --- the filter I--- check valve I--- of four-way reversing valve II points of the DC mouth of four-way reversing valve I
For two-way: small part refrigerant --- tonifying Qi throttle valve --- economizer --- compressor gas supplementing opening；Most of refrigerant ----economical
Device --- throttle part II--- filter II--- air conditioning water heat exchanger --- the ES mouth --- gas-liquid separator --- of four-way reversing valve I
Compressor return air mouth.Under this mode, refrigerant improves degree of supercooling by the heat exchange of the refrigerant of economizer, and through air injection enthalpy-increasing system,
Improve the refrigerating capacity of unit.
2. when heating, four-way reversing valve I is powered, four-way reversing valve II power down, refrigerant circulation route are as follows: compressor ---
--- air conditioning water heat exchanger --- filter II--- check valve II--- economizer --- is divided into two-way to the DE mouth of four-way reversing valve I: few
Part refrigerant --- tonifying Qi throttle valve --- economizer --- compressor gas supplementing opening；Most of refrigerant --- throttle part I--- filter
I--- air-side heat exchanger --- --- press the CD mouth of four-way reversing valve II by the CS mouth ----gas-liquid separator --- of four-way reversing valve I
Contracting machine gas returning port.Under this mode, the capacity of compressor is improved by air injection enthalpy-increasing system, while economizer improves supercooling
Degree, it is dual to improve heating capacity, reduce the ability decaying under its low temperature, and expand using the broad range of operation of air injection enthalpy-increasing
The use environment temperature for opening up unit, can especially meet the operation demand under low circumstance temperature.
3. when recuperation of heat, four-way reversing valve I power down, four-way reversing valve II is powered, refrigerant circulation route are as follows: compression
Machine -- the DC mouth of four-way reversing valve I -- DE mouth --- hot water heat exchanger --- check valve III--- filter of four-way reversing valve II
III--- throttle part II--- filter II--- air conditioning water heat exchanger --- the ES mouth of four-way reversing valve I ----gas-liquid separation
Device --- compressor return air mouth.Wherein, air conditioning water heat exchanger is equipped with water inlet pipe and outlet pipe, and domestic hot-water supply flows through.In this mode
Under, thermal energy when air conditioner refrigerating is available to be made full use of, and heating flows through the domestic hot-water at air conditioning water heat exchanger, realizes that heat is returned
It receives.
4. when domestic hot-water processed, four-way reversing valve I power down, four-way reversing valve II is powered, refrigerant circulation route are as follows: pressure
Contracting machine -- the DC mouth of four-way reversing valve I -- DE mouth --- hot water heat exchanger --- check valve III--- filter of four-way reversing valve II
III--- economizer --- --- tonifying Qi throttle valve --- economizer --- compressor gas supplementing opening that is divided into two parts: small part refrigerant；Greatly
-- throttle part I--- filter I--- air-side heat exchanger --- the CS mouth of four-way reversing valve the II ----gas-liquid separation of part refrigerant
Device --- compressor return air mouth., it can be achieved that absorbing the ability of the energy from air under this mode, and mentioned using air injection enthalpy-increasing system
The ability and efficiency of high water heating extend range of operation.
5. when domestic hot-water's defrost, opening solenoid valve, throttle part II, four-way reversing valve I and four-way reversing valve II are closed
Equal power down, so that high temperature refrigerant is passed through compressor, -- the DC mouth of four-way reversing valve I -- the DC mouth of four-way reversing valve II --- changes by air side
The path flows of hot device, and heat release defrosts at air-side heat exchanger.Then, it is passed through using filter I--- check valve I----
Ji device ----solenoid valve --- path flows of-hot water heat exchanger, and absorb heat at hot water heat exchanger, thus, it can prevent from air-conditioning
Water heat absorption defrosts and the water system of freezing air-conditioning side.
The parts not involved in the utility model is the same as those in the prior art or can be realized by using the prior art.
Claims (6)
1. one kind can air-cooled cold (heat) the water dispenser group of low temperature total heat recovery, including compressor, it is characterized in that the compressor is tonifying Qi
Enthalpy-increasing compressor；The refrigerant circulation circuit of the unit constitutes as follows:
The exhaust outlet of the compressor connects the first interface of air conditioning water heat exchanger after the DE of four-way reversing valve I mouth；Described four
C mouth of logical reversal valve I connects the D mouth of four-way reversing valve II, described in the S mouth of four-way reversing valve I connects after gas-liquid separator
The air entry of compressor；
The first interface of the C mouth connection air-side heat exchanger of the four-way reversing valve II, the E mouth of four-way reversing valve II connect heat
The first interface of water- to-water heat exchanger；The S mouth of four-way reversing valve II connects the import of the gas-liquid separator after check valve IV；
After the second interface of the air conditioning water heat exchanger is sequentially connected filter II and the second orifice union, filtered with being sequentially connected
The second interface of the air-side heat exchanger of device I and first throttle component is in parallel, then passes sequentially through filter III and electromagnetism
It is connected after valve module with the second interface of the hot water heat exchanger；
The outlet end of the first throttle component is additionally provided with economic device assembly, which is connected to the benefit of the compressor
Port；
The economic device assembly includes economizer and tonifying Qi throttle valve, wherein two master-side interfaces of the economizer connect respectively
Connect the first throttle component and the second orifice union, two auxiliary side interface be separately connected the tonifying Qi throttle valve one end and
The gas supplementing opening of compressor；The other end of the tonifying Qi throttle valve connects the first throttle component.
2. it is according to claim 1 can air-cooled cold (heat) the water dispenser group of low temperature total heat recovery, it is characterized in that it is described second throttling
Component includes throttle part II and check valve II connected with each other.
3. it is according to claim 1 can air-cooled cold (heat) the water dispenser group of low temperature total heat recovery, it is characterized in that the first throttle
Component includes throttle part I and check valve I connected with each other.
4. it is according to claim 1 can air-cooled cold (heat) the water dispenser group of low temperature total heat recovery, it is characterized in that the solenoid valve block
Part includes solenoid valve and check valve III connected with each other.
5. it is according to claim 1 can air-cooled cold (heat) the water dispenser group of low temperature total heat recovery, it is characterized in that the hot water exchange heat
Between device second interface and the electromagnetic valve component and connect a compensator.
6. it is according to claim 1 can air-cooled cold (heat) the water dispenser group of low temperature total heat recovery, it is characterized in that the check valve IV
For solenoid valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821791502.0U CN209541217U (en) | 2018-11-01 | 2018-11-01 | One kind can air-cooled cold (heat) the water dispenser group of low temperature total heat recovery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821791502.0U CN209541217U (en) | 2018-11-01 | 2018-11-01 | One kind can air-cooled cold (heat) the water dispenser group of low temperature total heat recovery |
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| Publication Number | Publication Date |
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| CN209541217U true CN209541217U (en) | 2019-10-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821791502.0U Active CN209541217U (en) | 2018-11-01 | 2018-11-01 | One kind can air-cooled cold (heat) the water dispenser group of low temperature total heat recovery |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021208197A1 (en) * | 2020-04-13 | 2021-10-21 | 南京天加环境科技有限公司 | Double-compressor air-source cold-water heat pump unit and control method therefor |
| CN113531868A (en) * | 2021-07-27 | 2021-10-22 | 南京天加环境科技有限公司 | Total heat recovery module unit and application method thereof |
| CN115468329A (en) * | 2022-09-13 | 2022-12-13 | 约克广州空调冷冻设备有限公司 | Heat pump system |
-
2018
- 2018-11-01 CN CN201821791502.0U patent/CN209541217U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021208197A1 (en) * | 2020-04-13 | 2021-10-21 | 南京天加环境科技有限公司 | Double-compressor air-source cold-water heat pump unit and control method therefor |
| CN113531868A (en) * | 2021-07-27 | 2021-10-22 | 南京天加环境科技有限公司 | Total heat recovery module unit and application method thereof |
| CN115468329A (en) * | 2022-09-13 | 2022-12-13 | 约克广州空调冷冻设备有限公司 | Heat pump system |
| CN115468329B (en) * | 2022-09-13 | 2023-10-13 | 约克广州空调冷冻设备有限公司 | heat pump system |
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