CN203824156U - Multifunctional air source heat pump unit - Google Patents

Multifunctional air source heat pump unit Download PDF

Info

Publication number
CN203824156U
CN203824156U CN201420187847.0U CN201420187847U CN203824156U CN 203824156 U CN203824156 U CN 203824156U CN 201420187847 U CN201420187847 U CN 201420187847U CN 203824156 U CN203824156 U CN 203824156U
Authority
CN
China
Prior art keywords
heat exchanger
air
water
side heat
wind dish
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
Application number
CN201420187847.0U
Other languages
Chinese (zh)
Inventor
孔波
敖小件
童玮
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhejiang Dan Teweidun Heat Pump Co Ltd
Original Assignee
Zhejiang Dan Teweidun Heat Pump Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Zhejiang Dan Teweidun Heat Pump Co Ltd filed Critical Zhejiang Dan Teweidun Heat Pump Co Ltd
Priority to CN201420187847.0U priority Critical patent/CN203824156U/en
Application granted granted Critical
Publication of CN203824156U publication Critical patent/CN203824156U/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Steam Or Hot-Water Central Heating Systems (AREA)

Abstract

The utility model provides a multifunctional air source heat pump unit, belongs to the technical field of air conditioning system, and solves the problems that the ground source heat pump unit in the prior art cannot realize floor heating and cannot provide domestic hot water. The unit comprises compressors, an air-liquid seperator, a four-way valve, a heat source side heat-exchanger, an air conditioner side heat-exchanger, an air conditioner water pump, a wind plate surface air cooler, a heat source side fan and a wind plate fan, wherein the air conditioner side heat-exchanger is in series connection with the air conditioner water pump and the wind plate surface air cooler so as to form an air conditioner heat-exchanger side waterway system; the air conditioner heat-exchanger side waterway system further comprises a wind plate stop valve, a floor stop valve and a floor plate coil pipe; a hot-water side heat-exchanger is connected between the compressor and the first connector of the four-way valve; the hot-water side heat-exchanger is in series connection with a hot-water water pump and a hot-water water tank; a check valve component is connected between the heat source side heat-exchanger and the air conditioner heat-exchanger; a liquid storage tank is connected with the check valve component. The unit has the advantages of various functions, and high effectiveness and practicability.

Description

A kind of multifunctional air source heat pump unit
Technical field
The utility model belongs to air-conditioning system technical field, is specifically related to a kind of multifunctional air source heat pump unit.
Background technology
Common net for air-source heat pump units, critical piece has compressor, cross valve, heat source side finned heat exchanger, throttle part, water fluorine heat exchanger.Thereby system refrigerant flows to, by cross valve, switch refrigeration, the heat-production functions of realizing air-conditioning, the hot water that water fluorine heat exchanger is produced or cold water carry out heat exchange by indoor fan coil heat exchanger and room air, realize indoor refrigeration or heat-production functions.The indoor blowing hot-air heat-production functions of common net for air-source heat pump units, it is that a warm pin is cool that its result can cause to people, makes people feel dry and uncomfortable, cannot realize floor heating function; During refrigeration, what indoor set blew out is cold wind, also cannot realize and produce domestic hot-water's function, more cannot realize the multiple combined functions such as wind dish freezes, wind dish heats, floor heating, domestic hot-water.
Current floor heating major part is taked to install additional in addition a set of gas-fired Boiler System and is realized; Producing domestic hot-water adopts the facilities such as fuel oil, combustion gas, electric heating to realize, in order to meet user's air conditioner refrigerating demand, also needing to be equipped with a set of air-conditioning system is in addition solved, if user needs air-conditioning, floor heating, hot water function, need three complete equipments, not only increase initial stage equipment investment, but also can increase unit installing space.
When common net for air-source heat pump units is freezed, condensation heat is to enter atmosphere by cooling system, huge condensation heat like this is directly discharged to the thermal pollution that has directly aggravated outside atmosphere in outdoor atmosphere, aggravated " tropical island effect " in city, worsened the atmospheric environment in city, Around Buildings temperature degree is raise, the rising of ambient air temperature has worsened again the service condition of air-conditioning, makes that air-conditioning COP declines, operational efficiency is low; For maintaining human comfort condition, just need the operation of air conditioner of longer time, larger load, just need the more electric energy that consumes, cause vicious circle.
Summary of the invention
The purpose of this utility model is the problems referred to above that exist for prior art, has proposed a kind of diverse in function, effective practical integral multifunctional net for air-source heat pump units.
The purpose of this utility model can realize by following technical proposal: a kind of multifunctional air source heat pump unit, comprise compressor, gas-liquid separator, cross valve, heat source side heat exchanger, air-conditioning side heat exchanger, water pump of air conditioner and wind dish cart cooler, described exhaust outlet of compressor is connected with cross valve first interface by pipeline, compressor inlet is connected with the escape pipe of gas-liquid separator by pipeline, described gas-liquid separator air inlet pipe is connected with cross valve the 3rd interface by pipeline, described cross valve, heat source side heat exchanger and air-conditioning side heat exchanger are connected to form a loop by pipeline, the other heat source side blower fan that is provided with of heat source side heat exchanger, air-conditioning side heat exchanger is connected with water pump of air conditioner and wind dish cart cooler and is formed air-condition heat exchanger side water circuit system, the other wind dish blower fan that is provided with of wind dish cart cooler, described air-condition heat exchanger side water circuit system also comprises wind dish stop valve, floor stop valve and floor coil pipe, described air-conditioning side heat exchanger, water pump of air conditioner, wind dish stop valve and wind dish cart cooler are connected to form a loop by pipeline, described air-conditioning side heat exchanger, water pump of air conditioner, floor coil pipe and floor stop valve are connected to form another loop by pipeline, between compressor and cross valve first interface, be connected with hot water side heat exchanger, on hot water side heat exchanger, be in series with hot water water pump and hot water, between heat source side heat exchanger and air-conditioning side heat exchanger, be connected with check valve assembly, on described check valve assembly, be connected with fluid reservoir.
In above-mentioned a kind of multifunctional air source heat pump unit, between fluid reservoir and check valve assembly, be also connected with filter and throttle part, described fluid reservoir, check valve assembly, filter and throttle part form loop.
In above-mentioned a kind of multifunctional air source heat pump unit, between described filter and gas-liquid separator, be connected with magnetic valve.When compressor exhaust temperature is too high, electric-opening, hydrojet unloading on valve, protection system.
In above-mentioned a kind of multifunctional air source heat pump unit, described compressor is monomer press or press in parallel.
In above-mentioned a kind of multifunctional air source heat pump unit, described throttle part is capillary, heating power expansion valve or electric expansion valve.
In above-mentioned a kind of multifunctional air source heat pump unit, described heat source side heat exchanger and wind dish cart cooler are finned heat exchanger.
In above-mentioned a kind of multifunctional air source heat pump unit, the hot device of described hot water side and air-conditioning side heat exchanger are plate type heat exchanger, double pipe heat exchanger or efficient tank-type heat exchanger.
In above-mentioned a kind of multifunctional air source heat pump unit, described floor stop valve and wind dish stop valve are manual two-way stop valve or electronic two-way stop valve.
Compared with prior art, the utlity model has following advantage:
1, unit has that wind dish refrigeration, wind dish heat, floor heating, domestic hot-water, wind dish heat and add floor heating, domestic hot-water and add wind dish refrigeration, domestic hot-water and add that wind dish heats, domestic hot-water adds floor heating, domestic hot-water adds wind dish and heats several functions such as adding floor heating.A set of unit has the function of three cover products, has really realized a tractor serves several purposes, has not only saved initial stage equipment investment, but also can save unit installing space;
2, in system, be provided with check valve assembly and fluid reservoir, can guarantee no matter unit refrigeration still heats, high-temperature liquid state refrigerant can be stored in after condensation in fluid reservoir in condenser, and can effectively avoid affects overall performance because refrigerant occupies effective heat exchange area in condenser;
3, in system, be provided with magnetic valve, when compressor exhaust temperature is higher than when setting value, electric-opening on magnetic valve, low temperature liquid coolant injection, to before gas-liquid separator, can effectively unload, reduce compressor exhaust temperature, protection system.
Accompanying drawing explanation
Fig. 1 is the principle assumption diagram of the utility model one preferred embodiment.
In figure, 1, compressor; 2, gas-liquid separator; 3, cross valve; 3a, first interface; 3b, the second interface; 3c, the 3rd interface; 3d, the 4th interface; 4, heat source side heat exchanger; 4a, heat source side blower fan; 5, air-conditioning side heat exchanger; 6, wind dish cart cooler; 6a, wind dish blower fan; 7, water pump of air conditioner; 8, wind dish stop valve; 9, floor stop valve; 10, floor coil pipe; 11, hot water water pump; 12, hot water; 13, check valve assembly; 14, fluid reservoir; 15, filter; 16, throttle part; 17, magnetic valve; 18, hot water side heat exchanger.
The specific embodiment
Be below specific embodiment of the utility model by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiment.
As shown in Figure 1, this multifunctional air source heat pump unit comprises compressor 1, gas-liquid separator 2, cross valve 3, heat source side heat exchanger 4, air-conditioning side heat exchanger 5, water pump of air conditioner 7 and wind dish cart cooler 6, described compressor 1 exhaust outlet is connected with cross valve 3 first interface 3a by pipeline, compressor 1 air inlet is connected with the escape pipe of gas-liquid separator 2 by pipeline, described gas-liquid separator 2 air inlet pipe are connected with cross valve 3 the 3rd interface 3c by pipeline, described cross valve 3, heat source side heat exchanger 4 and air-conditioning side heat exchanger 5 are connected to form a loop by pipeline, cross valve 3 the 4th interface 3d is connected with heat source side heat exchanger 4, cross valve 3 second interface 3b are connected with air-conditioning side heat exchanger 5, the other heat source side blower fan 4a that is provided with of heat source side heat exchanger 4, air-conditioning side heat exchanger 5 is connected with water pump of air conditioner 7 and wind dish cart cooler 6 and is formed air-condition heat exchanger side water circuit system, the other wind dish blower fan 6a that is provided with of wind dish cart cooler 6, described air-condition heat exchanger side water circuit system also comprises wind dish stop valve 8, floor stop valve 9 and floor coil pipe 10, described air-conditioning side heat exchanger 5, water pump of air conditioner 7, wind dish stop valve 8 and wind dish cart cooler 6 are connected to form a loop by pipeline, described air-conditioning side heat exchanger 5, water pump of air conditioner 7, floor coil pipe 10 and floor stop valve 9 are connected to form another loop by pipeline, between compressor 1 and cross valve 3 first interface 3a, be connected with hot water side heat exchanger 18, on hot water side heat exchanger 18, be in series with hot water water pump 11 and hot water 12.
As preferably, in the present embodiment, compressor 1 is monomer press or press in parallel, heat source side heat exchanger 4 and wind dish cart cooler 6 are finned heat exchanger, hot water side heat exchanger 18 is plate type heat exchanger, double pipe heat exchanger or efficient tank-type heat exchanger with air-conditioning side heat exchanger 5, and floor stop valve 9 is manual two-way stop valve or electronic two-way stop valve with wind dish stop valve 8.
Between heat source side heat exchanger 4 and air-conditioning side heat exchanger 5, be connected with check valve assembly 13, on described check valve assembly 13, be connected with fluid reservoir 14, between fluid reservoir 14 and check valve assembly 13, be also connected with filter 15 and throttle part 16, throttle part 16 is capillary, heating power expansion valve or electric expansion valve, described fluid reservoir 14, check valve assembly 13, filter 15 and throttle part 16 form loop, guarantee no matter unit refrigeration still heats, high-temperature liquid state refrigerant can be stored in after condensation in fluid reservoir 14 in condenser, can effectively avoid affecting overall performance because refrigerant occupies effective heat exchange area in condenser.
Between filter 15 and gas-liquid separator 2, be connected with magnetic valve 17.When compressor 1 excessive discharge temperature, electric-opening, hydrojet unloading on valve, protection system.
When unit is wind dish refrigeration mode: compressor 1, heat source side heat exchanger 4, heat source side blower fan 4a, water pump of air conditioner 7, wind dish cart cooler 6 and wind dish blower fan 6a work, cross valve 3 power-off, wind dish stop valve 8 is opened, and floor stop valve 9 is closed; Refrigerant and water carry out heat exchange and make water at low temperature in air-conditioning side heat exchanger 5, and water at low temperature is circulated in and in wind dish cart cooler 6, carried out heat exchange with room air and make indoor refrigeration cool-down by water pump of air conditioner 7.
When unit is wind dish heating mode: compressor 1, heat source side heat exchanger 4, heat source side blower fan 4a, water pump of air conditioner 7, wind dish cart cooler 6 and wind dish blower fan 6a work, cross valve 3 powers on, and wind dish stop valve 8 is opened, and floor stop valve 9 is closed; Refrigerant and water carry out heat exchange and make high-temperature water in air-conditioning side heat exchanger 5, and high-temperature water is circulated in and in wind dish cart cooler 6, carried out heat exchange with room air indoor heating is heated up by water pump of air conditioner 7.
When machine group mode is floor heating pattern: compressor 1, heat source side heat exchanger 4, heat source side blower fan 4a and water pump of air conditioner 7 work, cross valve 3 powers on, and wind dish stop valve 8 is closed, and wind dish blower fan 6a does not work, and floor stop valve 9 is opened; Refrigerant and water carry out heat exchange and make high-temperature water in air-conditioning side heat exchanger 5, and high-temperature water is circulated in and in floor coil pipe 10, carried out indoor floor heating function by water pump of air conditioner 7.
When machine group mode is domestic hot-water's pattern: compressor 1, heat source side blower fan 4a and 11 work of hot water water pump, cross valve 3 powers on, and water pump of air conditioner 7, wind dish blower fan 6a do not work; In hot water 12, water carries out heat exchange by hot water water pump 11 circulation with refrigerant and makes domestic hot-water in hot water side heat exchanger 18, is then stored in hot water 12.
When machine group mode is that wind dish heats while adding floor heating pattern: compressor 1, heat source side blower fan 4a, water pump of air conditioner 7 and wind dish blower fan 6a work, cross valve 3 powers on, and wind dish stop valve 8 is opened, and floor stop valve 9 is opened; Refrigerant and water carry out heat exchange and make high-temperature water in air-conditioning side heat exchanger 5, and high-temperature water is circulated in wind dish cart cooler 6 and to be carried out heat exchange with room air and make indoor heating heat up, in floor coil pipe 10, carry out indoor floor heating function by water pump of air conditioner 7.
When machine group mode adds wind dish refrigeration mode for domestic hot-water: compressor 1, water pump of air conditioner 7, hot water water pump 11 and wind dish blower fan 6a work, cross valve 3 power-off, wind dish stop valve 8 is opened, and floor stop valve 9 is closed; Heat source side blower fan 4a carries out as required work or quits work (when hot water side heat exchanger 18 exchange capability of heat meet cooling system demand, do not work, when hot water side heat exchanger 18 exchange capability of heat can not meet cooling system demand, work).Refrigerant and water carry out heat exchange and make water at low temperature in air-conditioning side heat exchanger 5, and water at low temperature is circulated in and in wind dish cart cooler 6, carried out heat exchange with room air and make indoor refrigeration cool-down by water pump of air conditioner 7; In hot water 12, water carries out heat exchange by hot water water pump 11 circulation with refrigerant and makes domestic hot-water in hot water side heat exchanger 18, is then stored in hot water 12.
When machine group mode adds wind dish heating mode for domestic hot-water: compressor 1, heat source side blower fan 4a, water pump of air conditioner 7, hot water water pump 11 and wind dish blower fan 6a work, cross valve 3 powers on, and wind dish stop valve 8 is opened, and floor stop valve 9 is closed; Refrigerant and water carry out heat exchange and make high-temperature water in air-conditioning side heat exchanger 5, and high-temperature water is circulated in and in wind dish cart cooler 6, carried out heat exchange with room air indoor heating is heated up by water pump of air conditioner 7; In hot water 12, water carries out heat exchange by hot water water pump 11 circulation with refrigerant and makes domestic hot-water in hot water side heat exchanger 18, is then stored in hot water 12.
When machine group mode adds floor heating pattern for domestic hot-water: compressor 1, heat source side blower fan 4a, water pump of air conditioner 7 and 11 work of hot water water pump, cross valve 3 powers on, and wind dish stop valve 8 is closed, and wind dish blower fan 6a does not work, and floor stop valve 9 is opened; Refrigerant and water carry out heat exchange and make high-temperature water in air-conditioning side heat exchanger 5, and high-temperature water is circulated in and in floor coil pipe 10, carried out indoor floor heating function by water pump of air conditioner 7; In hot water 12, water carries out heat exchange by hot water water pump 11 circulation with refrigerant and makes domestic hot-water in hot water side heat exchanger 18, is then stored in hot water 12.
When machine group mode heats while adding floor heating pattern for domestic hot-water adds wind dish: compressor 1, heat source side blower fan 4a, water pump of air conditioner 7, hot water water pump 11 and wind dish blower fan 6a work, cross valve 3 powers on, and wind dish stop valve 8 is opened, floor stop valve 9 is opened; Refrigerant and water carry out heat exchange and make high-temperature water in air-conditioning side heat exchanger 5, and high-temperature water is circulated in wind dish cart cooler 6 and to be carried out heat exchange with room air and make indoor heating heat up, in floor coil pipe 10, carry out indoor floor heating function by water pump of air conditioner 7; In hot water 12, water carries out heat exchange by hot water water pump 11 circulation with refrigerant and makes domestic hot-water in hot water side heat exchanger 18, is then stored in hot water 12.
This multifunctional air source heat pump unit has that wind dish refrigeration, wind dish heat, floor heating, domestic hot-water, wind dish heat and add floor heating, domestic hot-water and add wind dish refrigeration, domestic hot-water and add that wind dish heats, domestic hot-water adds floor heating, domestic hot-water adds wind dish and heats several functions such as adding floor heating.A set of unit has the function of three cover products, has really realized a tractor serves several purposes, has not only saved initial stage equipment investment, but also can save unit installing space.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various modifications or supplements or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.

Claims (8)

1. a multifunctional air source heat pump unit, comprise compressor, gas-liquid separator, cross valve, heat source side heat exchanger, air-conditioning side heat exchanger, water pump of air conditioner and wind dish cart cooler, described exhaust outlet of compressor is connected with cross valve first interface by pipeline, compressor inlet is connected with the escape pipe of gas-liquid separator by pipeline, described gas-liquid separator air inlet pipe is connected with cross valve the 3rd interface by pipeline, described cross valve, heat source side heat exchanger and air-conditioning side heat exchanger are connected to form a loop by pipeline, the other heat source side blower fan that is provided with of heat source side heat exchanger, air-conditioning side heat exchanger is connected with water pump of air conditioner and wind dish cart cooler and is formed air-condition heat exchanger side water circuit system, the other wind dish blower fan that is provided with of wind dish cart cooler, it is characterized in that: described air-condition heat exchanger side water circuit system also comprises wind dish stop valve, floor stop valve and floor coil pipe, described air-conditioning side heat exchanger, water pump of air conditioner, wind dish stop valve and wind dish cart cooler are connected to form a loop by pipeline, described air-conditioning side heat exchanger, water pump of air conditioner, floor coil pipe and floor stop valve are connected to form another loop by pipeline, between compressor and cross valve first interface, be connected with hot water side heat exchanger, on hot water side heat exchanger, be in series with hot water water pump and hot water, between heat source side heat exchanger and air-conditioning side heat exchanger, be connected with check valve assembly, on described check valve assembly, be connected with fluid reservoir.
2. a kind of multifunctional air source heat pump unit according to claim 1, is characterized in that: between fluid reservoir and check valve assembly, be also connected with filter and throttle part, described fluid reservoir, check valve assembly, filter and throttle part form loop.
3. a kind of multifunctional air source heat pump unit according to claim 2, is characterized in that: between described filter and gas-liquid separator, be connected with magnetic valve, when compressor exhaust temperature is too high, on valve, electric-opening, hydrojet unload, protection system.
4. a kind of multifunctional air source heat pump unit according to claim 3, is characterized in that: described compressor is monomer press or press in parallel.
5. a kind of multifunctional air source heat pump unit according to claim 4, is characterized in that: described throttle part is capillary, heating power expansion valve or electric expansion valve.
6. a kind of multifunctional air source heat pump unit according to claim 5, is characterized in that: described heat source side heat exchanger and wind dish cart cooler are finned heat exchanger.
7. a kind of multifunctional air source heat pump unit according to claim 6, is characterized in that: the hot device of described hot water side and air-conditioning side heat exchanger are plate type heat exchanger, double pipe heat exchanger or efficient tank-type heat exchanger.
8. a kind of multifunctional air source heat pump unit according to claim 7, is characterized in that: described floor stop valve and wind dish stop valve are manual two-way stop valve or electronic two-way stop valve.
CN201420187847.0U 2014-04-17 2014-04-17 Multifunctional air source heat pump unit Expired - Lifetime CN203824156U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420187847.0U CN203824156U (en) 2014-04-17 2014-04-17 Multifunctional air source heat pump unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420187847.0U CN203824156U (en) 2014-04-17 2014-04-17 Multifunctional air source heat pump unit

Publications (1)

Publication Number Publication Date
CN203824156U true CN203824156U (en) 2014-09-10

Family

ID=51479642

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420187847.0U Expired - Lifetime CN203824156U (en) 2014-04-17 2014-04-17 Multifunctional air source heat pump unit

Country Status (1)

Country Link
CN (1) CN203824156U (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106979572A (en) * 2017-05-09 2017-07-25 合肥天鹅制冷科技有限公司 Double-working-condition air conditioner
CN108469130A (en) * 2018-05-30 2018-08-31 佛山市浦路威电器设备有限公司 Multi-functional multi-gang air conditioner
CN109827354A (en) * 2019-01-03 2019-05-31 广东纽恩泰新能源科技发展有限公司 A kind of air conditioner and water heater heat pump unit with air heat source and hydro-thermal source
CN109931687A (en) * 2019-02-22 2019-06-25 珠海格力电器股份有限公司 Heat exchanger and temperature adjusting system with same
CN110513910A (en) * 2019-08-06 2019-11-29 德耐尔能源装备有限公司 A kind of list is for refrigeration-type air screw source heat pump
CN110513911A (en) * 2019-08-06 2019-11-29 德耐尔能源装备有限公司 A kind of list is for heating formula air screw source heat pump

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106979572A (en) * 2017-05-09 2017-07-25 合肥天鹅制冷科技有限公司 Double-working-condition air conditioner
CN108469130A (en) * 2018-05-30 2018-08-31 佛山市浦路威电器设备有限公司 Multi-functional multi-gang air conditioner
CN109827354A (en) * 2019-01-03 2019-05-31 广东纽恩泰新能源科技发展有限公司 A kind of air conditioner and water heater heat pump unit with air heat source and hydro-thermal source
CN109827354B (en) * 2019-01-03 2024-04-19 广东纽恩泰新能源科技股份有限公司 Air-conditioner water heater heat pump unit with air heat source and water heat source
CN109931687A (en) * 2019-02-22 2019-06-25 珠海格力电器股份有限公司 Heat exchanger and temperature adjusting system with same
CN110513910A (en) * 2019-08-06 2019-11-29 德耐尔能源装备有限公司 A kind of list is for refrigeration-type air screw source heat pump
CN110513911A (en) * 2019-08-06 2019-11-29 德耐尔能源装备有限公司 A kind of list is for heating formula air screw source heat pump

Similar Documents

Publication Publication Date Title
CN205177980U (en) Thermal management system of electric automobile
CN203824156U (en) Multifunctional air source heat pump unit
CN109405102B (en) Air Conditioning System
CN201837000U (en) Soil source composite heating and cooling air conditioner system
CN114198872B (en) Machine room air conditioner, operation control method and device of machine room air conditioner
CN201363859Y (en) Air conditioning unit
CN103047710A (en) Motor room air conditioning system and control method
CN108106045B (en) Air conditioner and refrigerator combined system capable of achieving centralized refrigeration and split cooling
CN106679236A (en) Cooling and heating energy storage type multifunctional heat pump system
CN103032980A (en) Water chilling unit
CN207555795U (en) Table top type air conditioner
CN203824158U (en) Multifunctional ground source heat pump unit
CN102563947B (en) A kind of heat pipe hot pump combination type refrigerating plant
CN204902305U (en) Heat recovery forced air cooling heat pump hot and cold water machine
CN108253659A (en) A kind of cold and heat combined supply carbon dioxide heat pump water heater
CN114353173A (en) Direct expansion type phase change energy storage heat pump system and working method
CN112146301B (en) Evaporative cold screw cold and hot water unit with total heat recovery
CN206338887U (en) Cold Storage Mobile Air Conditioning System
CN109827354B (en) Air-conditioner water heater heat pump unit with air heat source and water heat source
CN2921660Y (en) Multifunctional heat pump air conditioner
CN105466074A (en) Hot water circulating type combined efficient air conditioning water heater and work method thereof
CN201658111U (en) thermostat bedding
CN216897629U (en) Fresh air anti-freezing system
CN110220329A (en) The direct-cooled coupling deep well water source heat pump system of phreatic water
CN216716480U (en) New fan

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CX01 Expiry of patent term
CX01 Expiry of patent term

Granted publication date: 20140910