CN104296374B - Refrigerating hot-water unit - Google Patents
Refrigerating hot-water unit Download PDFInfo
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- CN104296374B CN104296374B CN201410552767.5A CN201410552767A CN104296374B CN 104296374 B CN104296374 B CN 104296374B CN 201410552767 A CN201410552767 A CN 201410552767A CN 104296374 B CN104296374 B CN 104296374B
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Abstract
The invention discloses a refrigerating hot-water unit. The refrigerating hot-water unit is characterized by comprising a control unit, a compressor, a four-way valve, a finned tube exchanger, a hot-water heat exchanger, an air-conditioner heat exchanger, a first electromagnetic valve, a third electromagnetic valve, an expansion valve, a filter, a reservoir and a gas-liquid separator; the refrigerating hot-water unit has three running modes, namely a refrigerating circle mode, a heating water circle mode and a refrigerating and heating water circle mode, and functions of refrigerating, heating and simultaneous refrigerating and heating can be realized independently by using the four-way valve, the electromagnetic valves and a one-way valve in cooperation. Since refrigerating, heating and simultaneous refrigerating and heating are integrated in function and can be freely switched as required, demands of people on refrigerating, heating and simultaneous refrigerating and heating are met. The refrigerating hot-water nit is simple and reasonable in structure, high in running efficiency and energy saving and environment friendly, and situations that an air conditioner and a water heater are arranged at the same time resulting in large space occupation, high capital investment and high running cost are avoided.
Description
Technical field
The present invention relates to a kind of refrigeration and hot water unit.
Background technology
There is presently no the independent unit realizing hot water or cold water processed and refrigerated medium hot water function simultaneously, solution this 3 at present
Function to be solved using air-conditioning and wall-hung boiler substantially.Also having is partly to realize water heating work(using heat pump band part recuperation of heat
, not only can take up room it is impossible to the isolated operation realizing hot water uses due to the solution using air-conditioning and wall-hung boiler
Greatly, cost of investment is high, and power consumption is larger, needs respectively both to be operated, and leads to operation inconvenience.
Content of the invention
It is an object of the invention to overcoming above-mentioned deficiency present in prior art, and provide a kind of reasonable in design,
Can be with the refrigeration and hot water unit of integration realization hot water or cold water and refrigerated medium hot water function simultaneously.
The present invention solves the above problems and be employed technical scheme comprise that：A kind of refrigeration and hot water unit it is characterised in that：Refrigeration
Hot water units include control device, compressor, cross valve, finned tube exchanger, hot water heat exchanger, air-conditioning heat exchanger, the first electricity
Magnet valve, the 3rd magnetic valve, expansion valve, filter, reservoir and gas-liquid separator, refrigeration and hot water unit include kind of refrigeration cycle,
Heat water circulation and three kinds of mode of operations of cooling and warming water circulation, wherein, when being in kind of refrigeration cycle pattern：The interface of cross valve
One connects with the interface two of cross valve, the first closed electromagnetic valve, the 3rd magnetic valve are opened, the warp successively of the refrigerant in compressor
Cross the interface one of cross valve, the interface two of cross valve, finned tube exchanger, check valve two, reservoir, filter, expansion valve,
Three magnetic valves, air-conditioning heat exchanger, gas-liquid separator return in compressor；It is in when heating water circulation model：The interface of cross valve
One connects with the interface four of cross valve, and the first magnetic valve is opened, the 3rd closed electromagnetic valve, the warp successively of the refrigerant in compressor
Cross the interface one of cross valve, the interface four of cross valve, hot water heat exchanger, check valve four, reservoir, filter, expansion valve, first
Magnetic valve, finned tube exchanger, the interface two of cross valve, the interface three of cross valve, gas-liquid separator return in compressor；It is in
During cooling and warming water circulation model：When the interface one of cross valve connects with the interface four of cross valve, the 3rd magnetic valve is opened, first
Closed electromagnetic valve, the refrigerant in compressor sequentially passes through the interface one of cross valve, the interface four of cross valve, hot water heat exchange
Device, check valve four, reservoir, filter, expansion valve, the 3rd magnetic valve, air-conditioning heat exchanger, gas-liquid separator return to compressor
Interior, air-conditioning heat exchanger connects air conditioning terminal, and hot water heat exchanger connects water tank.
Preferably, being additionally provided with the 4th magnetic valve, electrothermal resistance, the second magnetic valve and check valve three, filter, expansion
Valve, the 4th magnetic valve, electrothermal resistance, gas-liquid separator, compressor are sequentially connected, filter, expansion valve, the second magnetic valve, unidirectional
Valve three, hot water heat exchanger, the interface four of cross valve connect successively.
Preferably, control device includes control chip, the inlet pipeline of water tank is provided with the heat controlling water tank water intake
Water water flow switch, setting on the outlet pipeline of water tank is provided with exporting the hot water water pump of power, in the inlet ductwork of air conditioning terminal
It is provided with the air-conditioning water flow switch controlling air conditioning terminal water inlet, setting on the export pipeline of air conditioning terminal is provided with exporting power
Water pump of air conditioner, low tension switch, high-voltage switch gear are separately mounted on compressor inlet pipeline and export pipeline, compressor outlet pipeline
On be provided with temperature sensor T1 for measuring refrigerant discharge temperature, hot water heat exchanger is provided with for measuring water tank
The temperature sensor T2 of temperature, air-conditioning heat exchanger is provided with the temperature sensor T3 for measuring air-conditioning return water temperature and use
In the temperature sensor T4 of measurement air-conditioner water outlet temperature, finned tube exchanger is provided with and passes for the temperature measuring defrost temperature
Sensor T5, finned tube exchanger is provided with the temperature sensor T6 for measuring environment temperature, control chip connect compressor,
Hot water water pump, water pump of air conditioner, cross valve, the first magnetic valve, the second magnetic valve, the 3rd magnetic valve, the 4th magnetic valve, TEMP
Device T1, temperature sensor T2, temperature sensor T3, temperature sensor T4, temperature sensor T5, temperature sensor T6, height press off
Pass, low tension switch, hot water's switch and air-conditioning water flow switch.
The present invention compared with prior art, has advantages below and effect：The present invention passes through cross valve, magnetic valve, unidirectional
Valve uses cooperatively, and processed hot water or cold water and simultaneously refrigerated medium hot water function can be implemented separately, be in cooling and warming water circulation in unit
In pattern, if hot water conditions meet, including hot water temperature, hot water capacity, system automatically switches to kind of refrigeration cycle pattern, such as
Fruit cryogenic conditions meet, and including environment temperature, system automatically switches to and heats water circulation model.The unit is due to having gathered reality
Now hot water or cold water processed and simultaneously refrigerated medium hot water function, these three functions, and can freely switch according to demand, meet
The demand to hot water or cold water processed and refrigerated medium hot water simultaneously for the people, is not only simple in structure rationally, high working efficiency, energy-conserving and environment-protective,
And avoid due to configuring air-conditioning and water heater causes takes up space big simultaneously, fund input is high and high the asking of operating cost
Topic.Using environment temperature is higher need to be freezed when, hot water almost free, when environment temperature is relatively low, compare conventional water heaters,
Energy-conservation 60-70% can be realized, highest energy efficiency reaches 6.0.In the course of work, water power is kept completely separate safety and environmental protection, cost with same
Specification air-conditioning adds the input cost of water heater quite, but this machine one machine solves the problems, such as air-conditioning and hot water.
Brief description
Fig. 1 is the structural representation of the embodiment of the present invention.
Fig. 2 is the operation principle schematic diagram that embodiment of the present invention unit is in kind of refrigeration cycle pattern.
Fig. 3 is that embodiment of the present invention unit is in the operation principle schematic diagram heating in water circulation model.
Fig. 4 is the operation principle schematic diagram that embodiment of the present invention unit is in cooling and warming water circulation model.
Fig. 5 is the connection diagram of embodiment of the present invention control device.
Specific embodiment
The present invention is described in further detail below in conjunction with the accompanying drawings and by embodiment, and following examples are to this
Bright explanation and the invention is not limited in following examples.
Referring to Fig. 1-Fig. 5, the present embodiment refrigeration and hot water unit includes control device, compressor 1, cross valve 2, finned tube change
Hot device 3, hot water heat exchanger 4, air-conditioning heat exchanger 5, the first magnetic valve 141, the 3rd magnetic valve 143, expansion valve 6, filter 7, storage
Liquid device 8 and gas-liquid separator 9.
Refrigeration and hot water unit includes kind of refrigeration cycle, heats water circulation and three kinds of mode of operations of cooling and warming water circulation, its
In：
1) when being in kind of refrigeration cycle pattern：
The interface one of cross valve 2 connects with the interface two of cross valve 2, the first magnetic valve 141 cuts out, the 3rd magnetic valve 143
Open, the refrigerant in compressor 1 sequentially passes through the interface one of cross valve 2, the interface two of cross valve 2, finned tube exchanger
3rd, check valve 2 152, reservoir 8, filter 7, expansion valve 6, the 3rd magnetic valve 143, air-conditioning heat exchanger 5, gas-liquid separator 9 times
To in compressor 1.Operation principle is as follows：In compressor 1, high-temperature high-pressure medium exhaust enters finned tube exchanger 3 through cross valve 2
Heat release, the high pressure, high temperature liquid after release heat enters reservoir 8 through check valve 2 152, throttles through filter 7 expansion valve 6, low
Pressure cryogenic media enters air-conditioning heat exchanger 5 through the 3rd magnetic valve 143 and evaporates, and the low temperature low pressure gas after evaporation endothermic divide back through gas
To compressor 1.
2) it is in when heating water circulation model：
The interface one of cross valve 2 connects with the interface four of cross valve 2, and the first magnetic valve 141 is opened, the 3rd magnetic valve 143
Close, the refrigerant in compressor 1 sequentially pass through the interface one of cross valve 2, the interface four of cross valve 2, hot water heat exchanger 4,
Check valve 4 154, reservoir 8, filter 7, expansion valve 6, the first magnetic valve 141, check valve 1, finned tube exchanger 3,
The interface two of cross valve 2, the interface three of cross valve 2, gas-liquid separator 9 return in compressor 1.Operation principle is as follows：Compressor 1
Interior high-temperature high-pressure medium exhaust enters hot water heat exchanger 4 heat release through cross valve 2, and the high pressure, high temperature liquid after release heat is through list
Enter reservoir 8 to valve 4 154, throttle through filter 7 expansion valve 6, low-pressure low-temperature medium the first magnetic valve 141 enters finned tube
Heat exchanger 3 evaporates, and the low temperature low pressure gas after evaporation endothermic divide through cross valve 2, gas and return to compressor 1.
3) when being in cooling and warming water circulation model：
When the interface one of cross valve 2 connects with the interface four of cross valve 2, the 3rd magnetic valve 143 is opened, the first magnetic valve
141 closings, the refrigerant in compressor 1 sequentially passes through the interface one of cross valve 2, the interface four of cross valve 2, hot water heat exchanger
4th, check valve 4 154, reservoir 8, filter 7, expansion valve 6, the 3rd magnetic valve 143, air-conditioning heat exchanger 5, gas-liquid separator 9 times
To in compressor 1.Operation principle is as follows：High-temperature high-pressure medium exhaust in compressor 1 enters hot water heat exchanger 4 through cross valve 2
Heat release, the high pressure, high temperature liquid after release heat enters reservoir 8 through check valve 4 154, throttles through filter 7 expansion valve 6, low
Pressure cryogenic media enters air-conditioning heat exchanger 5 through the 3rd magnetic valve 143 and evaporates, and the low temperature low pressure gas after evaporation endothermic divide back through gas
To compressor 1.If hot water conditions meet, system automatically switches to kind of refrigeration cycle pattern, if cryogenic conditions meet, is
System automatically switches to and heats water circulation.
This unit also includes the 4th magnetic valve 144, electrothermal resistance 20, the second magnetic valve 142 and check valve 3 153, filters
Device 7, expansion valve 6, the 4th magnetic valve 144, electrothermal resistance 20, gas-liquid separator 9, compressor 1 are sequentially connected, filter 7, expansion valve
6th, the second magnetic valve 142, check valve 3 153, hot water heat exchanger 4, the interface four of cross valve 2 connect successively.4th magnetic valve 144 is made
With for unit cooling, preventing excessive discharge temperature, the second magnetic valve 142 is to heat circulation pattern and cooling and warming water circulation mould
Formula refrigerant goes out hot water heat exchanger pipeline.
Control device includes control chip, and hot water heat exchanger 4 connects water tank 10, and the inlet pipeline of water tank 10 is provided with control
Hot water's switch 16 of water tank 10 water inlet processed, setting on the outlet pipeline of water tank 10 is provided with exporting the hot water water pump of power
17, air-conditioning heat exchanger 5 connects air conditioning terminal 11, the inlet ductwork of air conditioning terminal 11 is provided with and controls air conditioning terminal 11 water inlet
Air-conditioning water flow switch 18, setting on the export pipeline of air conditioning terminal 11 is provided with exporting the water pump of air conditioner 19 of power, low tension switch
12nd, high-voltage switch gear 13 is separately mounted on compressor 1 inlet ductwork and export pipeline, and compressor 1 export pipeline is provided with use
In the temperature sensor T1 of measurement refrigerant discharge temperature, hot water heat exchanger 4 is provided with for measuring water tank 10 temperature
Temperature sensor T2, air-conditioning heat exchanger 5 is provided with the temperature sensor T3 for measuring air-conditioning return water temperature and is used for surveying
The temperature sensor T4 of amount air-conditioner water outlet temperature, finned tube exchanger 3 is provided with the TEMP for measuring defrost temperature
Device T5, finned tube exchanger 3 is provided with the temperature sensor T6 for measuring environment temperature, and control chip connects compressor 1
The A.C. contactor KM1 of (code name in Fig. 5 be CMP), the A.C. contactor KM2 of hot water water pump 17 (code name in Fig. 5 is AP),
The A.C. contactor KM4 of water pump of air conditioner 19 (code name in Fig. 5 is BP), control interface 4RV of cross valve 2, the first magnetic valve 141
Control interface SV1, control interface SV2 of the second magnetic valve 142, control interface SV3 of the 3rd magnetic valve 143, the 4th electromagnetism
Control interface SV4 of valve 144, temperature sensor T1, temperature sensor T2, temperature sensor T3, temperature sensor T4, temperature pass
Sensor T5, temperature sensor T6, control interface HP of high-voltage switch gear 13, control interface LP of low tension switch 12, hot water open
Control interface SWA of pass 16, control interface SWB of air-conditioning water flow switch 18, the signaling interface ASI of air conditioning terminal, finned tube change
Blower fan (code name in Fig. 5 is FM) on hot device 3, control chip connects line control machine.
Above content described in this specification is only illustration made for the present invention.The affiliated technology of the present invention
The technical staff in field can make various modifications or supplement or adopt similar mode to described specific embodiment
Substitute, the content without departing from description of the invention or surmount scope defined in the claims, all should be belonged to this
The protection domain of invention.
Claims (1)
1. a kind of refrigeration and hot water unit it is characterised in that：Refrigeration and hot water unit includes control device, compressor, cross valve, fin
Heat exchange of heat pipe, hot water heat exchanger, air-conditioning heat exchanger, the first magnetic valve, the 3rd magnetic valve, expansion valve, filter, reservoir and
Gas-liquid separator, refrigeration and hot water unit includes kind of refrigeration cycle, heats water circulation and three kinds of mode of operations of cooling and warming water circulation,
Wherein, when being in kind of refrigeration cycle pattern：The interface one of cross valve connects with the interface two of cross valve, the first closed electromagnetic valve,
Three magnetic valves are opened, and the refrigerant in compressor sequentially passes through the interface one of cross valve, and the interface two of cross valve, finned tube change
Hot device, check valve two, reservoir, filter, expansion valve, the 3rd magnetic valve, air-conditioning heat exchanger, gas-liquid separator return to compressor
Interior；It is in when heating water circulation model：The interface one of cross valve connects with the interface four of cross valve, and the first magnetic valve is opened,
Three closed electromagnetic valves, the refrigerant in compressor sequentially passes through the interface one of cross valve, the interface four of cross valve, hot water heat exchange
Device, check valve four, reservoir, filter, expansion valve, the first magnetic valve, finned tube exchanger, the interface two of cross valve, four-way
The interface three of valve, gas-liquid separator return in compressor；When being in cooling and warming water circulation model：The interface one and four of cross valve
When the interface four of port valve connects, the 3rd magnetic valve is opened, the first closed electromagnetic valve, the refrigerant in compressor sequentially passes through four
The interface one of port valve, the interface four of cross valve, hot water heat exchanger, check valve four, reservoir, filter, expansion valve, the 3rd electromagnetism
Valve, air-conditioning heat exchanger, gas-liquid separator return in compressor, and air-conditioning heat exchanger connects air conditioning terminal, and hot water heat exchanger connects water
Case；It is additionally provided with the 4th magnetic valve, electrothermal resistance, the second magnetic valve and check valve three, filter, expansion valve, the 4th magnetic valve, electricity
Thermal resistance, gas-liquid separator, compressor are sequentially connected, filter, expansion valve, the second magnetic valve, check valve three, hot water heat exchanger,
The interface four of cross valve connects successively；
Control device includes control chip, and the inlet pipeline of water tank is provided with the hot water's switch controlling water tank water intake, water
On the outlet pipeline of case, setting is provided with exporting the hot water water pump of power, and the inlet ductwork of air conditioning terminal is provided with control air-conditioning
The air-conditioning water flow switch of end water inlet, setting on the export pipeline of air conditioning terminal is provided with exporting the water pump of air conditioner of power, low pressure
Switch, high-voltage switch gear be separately mounted on compressor inlet pipeline and export pipeline, compressor outlet pipeline is provided with for
The temperature sensor T1 of measurement refrigerant discharge temperature, hot water heat exchanger is provided with and passes for the temperature measuring water tank temperature
Sensor T2, air-conditioning heat exchanger is provided with the temperature sensor T3 for measuring air-conditioning return water temperature and is used for measuring air-conditioning and
The temperature sensor T4 of coolant-temperature gage, finned tube exchanger is provided with the temperature sensor T5 for measuring defrost temperature, fin
Temperature sensor T6 for measuring environment temperature is provided with heat exchange of heat pipe；
The A.C. contactor KM1 of control chip connection compressor, the A.C. contactor KM2 of hot water water pump, the exchange of water pump of air conditioner
Contactor KM4, control interface 4RV of cross valve, control interface SV1 of the first magnetic valve, the control interface of the second magnetic valve
SV2, control interface SV3 of the 3rd magnetic valve, control interface SV4 of the 4th magnetic valve, temperature sensor T1, temperature sensor
T2, temperature sensor T3, temperature sensor T4, temperature sensor T5, temperature sensor T6, control interface HP of high-voltage switch gear,
Control interface LP of low tension switch, control interface SWA of hot water's switch, control interface SWB of air-conditioning water flow switch, air-conditioning
Blower fan on the signaling interface ASI of end, finned tube exchanger, control chip connects line control machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410552767.5A CN104296374B (en) | 2014-10-17 | 2014-10-17 | Refrigerating hot-water unit |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410552767.5A CN104296374B (en) | 2014-10-17 | 2014-10-17 | Refrigerating hot-water unit |
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| CN104296374A CN104296374A (en) | 2015-01-21 |
| CN104296374B true CN104296374B (en) | 2017-02-15 |
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| CN201410552767.5A Active CN104296374B (en) | 2014-10-17 | 2014-10-17 | Refrigerating hot-water unit |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105444454A (en) * | 2015-12-29 | 2016-03-30 | 江门市迪思高科技有限公司 | Pressure control type air energy water heater and control method |
| CN106322826A (en) * | 2016-05-28 | 2017-01-11 | 河南惠康人工环境设备有限公司 | Water-air dual-purpose heat pump water heater unit for recovering waste heat |
| CN107504709B (en) * | 2017-09-19 | 2023-05-02 | 山东凯丰节能科技股份有限公司 | Ultralow temperature type multifunctional heat pump system |
| CN109764577B (en) * | 2018-12-17 | 2021-03-02 | 浙江中广电器股份有限公司 | Low-temperature heat pump system and control method of reversing valve thereof |
| CN111271893A (en) * | 2020-02-26 | 2020-06-12 | 浙江中广电器股份有限公司 | Air-conditioning heat pump hot water system and control method thereof |
| TWI826245B (en) * | 2023-01-30 | 2023-12-11 | 鉅鑫空調工程股份有限公司 | Two-way energy recovery system and two-way energy control method |
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| CN104296374A (en) | 2015-01-21 |
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Address after: 323000 Zhejiang Province Cloud Road Lishui Shuige Industrial Zone No. 96 Applicant after: ZHEJIANG ZHONGGUANG ELECTRIC APPLIANCE CO., LTD. Address before: 323000 Zhejiang Province Cloud Road Lishui Shuige Industrial Zone No. 96 Applicant before: ZHEJIANG ZHONGGUANG ELECTRIC CO., LTD. |
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Free format text: CORRECT: APPLICANT; FROM: ZHEJIANG ZHONGGUANG ELECTRIC CO., LTD. TO: ZHEJIANG ZHONGGUANG ELECTRIC APPLIANCE CO., LTD. |
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Address after: 323000 No.96 Yunjing Road, Shuige Industrial Park, Lishui City, Zhejiang Province Patentee after: Zhejiang Zhongguang Electric Appliance Group Co.,Ltd. Address before: 323000 No. 96, Yunjing Road, Shuige Industrial Zone, Lishui City, Zhejiang Province Patentee before: ZHEJIANG ZHONGGUANG ELECTRIC APPLIANCES Co.,Ltd. |
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