CN107388532A - A kind of boiler of variable-volume suitable for air-conditioning system - Google Patents

A kind of boiler of variable-volume suitable for air-conditioning system Download PDF

Info

Publication number
CN107388532A
CN107388532A CN201710709929.5A CN201710709929A CN107388532A CN 107388532 A CN107388532 A CN 107388532A CN 201710709929 A CN201710709929 A CN 201710709929A CN 107388532 A CN107388532 A CN 107388532A
Authority
CN
China
Prior art keywords
accumulation
component
variable
chamber
housing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201710709929.5A
Other languages
Chinese (zh)
Inventor
杨杰
施永康
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.)
Guangdong Gaoermei Refrigeration Equipment Co Ltd
Original Assignee
Guangdong Gaoermei Refrigeration Equipment 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 Guangdong Gaoermei Refrigeration Equipment Co Ltd filed Critical Guangdong Gaoermei Refrigeration Equipment Co Ltd
Priority to CN201710709929.5A priority Critical patent/CN107388532A/en
Publication of CN107388532A publication Critical patent/CN107388532A/en
Pending legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/30Arrangement or mounting of heat-exchangers
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F5/00Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
    • F24F5/0096Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater combined with domestic apparatus
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2221/00Details or features not otherwise provided for
    • F24F2221/18Details or features not otherwise provided for combined with domestic apparatus
    • F24F2221/183Details or features not otherwise provided for combined with domestic apparatus combined with a hot-water boiler
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2221/00Details or features not otherwise provided for
    • F24F2221/34Heater, e.g. gas burner, electric air heater

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Heat-Pump Type And Storage Water Heaters (AREA)

Abstract

The invention discloses a kind of boiler of the variable-volume suitable for air-conditioning system, include housing and be arranged in housing and in the change tank and accumulation of energy case arranged up and down, wherein, heat-insulation layer is filled between the change tank and the outside of accumulation of energy case and housing, the change tank is made up of variable volume chamber and cushion chamber, wherein, a deformed plate is preset with to separate variable volume chamber and cushion chamber between the variable volume chamber and cushion chamber;The case top is provided with the pressure regulator valve communicated with variable volume chamber and the air bleeding valve communicated with cushion chamber;The housing side is from top to bottom sequentially provided with water inlet component, magnesium rod assembly, electric-heating assembly, the temperature module, outlet component and blowdown component, and coil heat exchanger is provided with the accumulation of energy case;The cushion chamber communicates with accumulation of energy case;The boiler of the variable-volume of the application has thermal loss few, and operation energy consumption is low, the advantages such as installation difficulty is low and production cost is low.

Description

A kind of boiler of variable-volume suitable for air-conditioning system
Technical field
The present invention relates to the technical field of air-conditioning system boiler, refer in particular to it is a kind of suitable for air-conditioning system can variant Long-pending boiler.
Background technology
Existing air conditioner heat pump system, equipped with buffer tank, expansion drum, water between main frame water inlet and end outlet The accessories such as pump, filter, pressure gauge, thermometer, wherein, buffer tank is used for storage energy and maintains the comfortable of heating terminal Property, buffer tank top is provided with air bleeding valve, emptied for water supply system;Expansion drum is used for storage system heating agent and increased because expanding with heat and contract with cold Add deduct few volume, maintains system pressure stable, it is ensured that system safety operation.
Existing inner coil pipe water tank, for ease of installation, inner disc heat exchange of heat pipe is arranged at water tank bottom.When unit freezes When, because unit refrigeration heat absorption causes water tank bottom temperature more and more lower, with the reduction of evaporating temperature, ranking temperature liter will be caused Height, efficiency reduce, and muffler phenomena such as frosting occurs, compressor will be caused to be damaged by liquid hammer when serious.
When existing fluorine cycle master is used for heating system, machine is assembled with outdoor host computer, indoor set, warm waste preventer, water pump etc. Equipment.So there are many components between air source host and end outlet, especially as expansion drum is installed, branch need to be used during installation Frame is fixed, then is wrapped up with heat-preservation cotton, so that water system interface is more, installation difficulty is big, and installation cost is high, and heat insulation effect is poor, water route Connect the potential leak risk in place.
Indoor set is provided with heat exchanger, outdoor host computer fluorine road and end water route and carries out heat exchange in the heat exchanger, after heat release Refrigerant flows back to outdoor host computer draw air heat, and hot water flows back to buffer tank after flowing to end heat release.The heating system indoor set It need to be loaded on indoor wall, not only take up using space, and strength of wall body is required, the water pump between heat exchanger and water tank increases System energy consumption is added.
The content of the invention
It is an object of the invention to overcome the deficiencies of the prior art and provide a kind of raising air-source suitable for air-conditioning system The variable-volume of the efficiency of heating system, reduction energy consumption, installation difficulty and production cost, reduction number of devices and interface quantity Boiler.
In order to realize above-mentioned purpose, a kind of hot water of variable-volume suitable for air-conditioning system provided by the present invention Case, include housing and be arranged in housing and in the change tank and accumulation of energy case arranged up and down, wherein, the change tank and Heat-insulation layer is filled between the outside of accumulation of energy case and housing, the change tank is made up of variable volume chamber and cushion chamber, wherein, it is described A deformed plate is preset between variable volume chamber and cushion chamber to separate variable volume chamber and cushion chamber;The case top is provided with and variable volume chamber The pressure regulator valve communicated and the air bleeding valve communicated with cushion chamber;The housing side is from top to bottom sequentially provided with water inlet component, magnesium rod Component, electric-heating assembly, the temperature module, outlet component and blowdown component, wherein, the water inlet component, outlet component and blowdown group Part communicates with accumulation of energy case;In the magnesium rod assembly, electric-heating assembly and the temperature module insertion accumulation of energy case;It is provided with the accumulation of energy case Coil heat exchanger;The cushion chamber communicates with accumulation of energy case.
Further, the coil heat exchanger is between magnesium rod assembly and electric-heating assembly, wherein, the coil heat exchanger The refrigerant import component and refrigerant exit component that refrigerant import and refrigerant exit are preset with housing respectively are connected.
Further, the water inlet component is located at accumulation of energy upper box part and the bending of its delivery port is upward.
The present invention uses above-mentioned scheme, and its advantage is:By provided with becoming tank and variable volume chamber and cushion chamber, Consequently facilitating discharge water route and boiler air and effect alleviate Volume Changes of the heating agent caused by expanding with heat and contract with cold;The application's is variable The boiler of volume has thermal loss few, and operation energy consumption is low, the advantages such as installation difficulty is low and production cost is low.
Brief description of the drawings
Fig. 1 is the hot water tank structure schematic diagram of the present invention.
Wherein, 1- pressure regulator valves, 2- housings, 3- heat-insulation layers, 4- change tanks, 4a- variable volume chambers, 4b- cushion chambers, 4c- deformed plates, 5- water inlet components, 6- magnesium rod assemblys, 7- accumulation of energy casees, 8- coil heat exchangers, 9- refrigerant import components, 10- refrigerant exit components, 11- electric-heating assemblies, 12- the temperature modules, 13- blowdown components, 14- outlet components, 15- air bleeding valves.
Embodiment
With reference to specific embodiment, the present invention is further illustrated.
Referring to shown in accompanying drawing 1, in the present embodiment, a kind of boiler of variable-volume suitable for air-conditioning system, including There is housing 2 and be arranged in housing 2 and in the change tank 4 and accumulation of energy case 7 arranged up and down, wherein, become tank 4 and accumulation of energy case 7 Outside and housing 2 between be filled with heat-insulation layer 3, be incubated by heat-insulation layer 3, reduce thermal loss.Becoming tank 4 has Variable volume chamber 4a and cushion chamber 4b compositions, wherein, a deformed plate 4c is preset between variable volume chamber 4a and cushion chamber 4b to separate transfiguration Chamber 4a and cushion chamber 4b;The top of housing 2 is provided with the pressure regulator valve 1 communicated with variable volume chamber 4a and the air bleeding valve communicated with cushion chamber 4b 15, also, cushion chamber 4b communicates with accumulation of energy case 7;By air bleeding valve 15 in order to by accumulation of energy case 7 and cushion chamber 4b air arrange Go out;The pressure in variable volume chamber 4a is adjusted using pressure regulator valve 1, and using deformed plate 4c deformation effects, so as to realize Variable volume chamber 4a pressure and capacity are adjusted, with Volume Changes of the heating agent caused by expanding with heat and contract with cold that effectively exchange heat.The side of housing 2 Face is from top to bottom sequentially provided with water inlet component 5, magnesium rod assembly 6, electric-heating assembly 11, the temperature module 12, outlet component 14 and blowdown Component 13, wherein, water inlet component 5, outlet component 14 and blowdown component 13 communicate with accumulation of energy case 7, wherein, water inlet component 5 Bent upwards in the top of accumulation of energy case 7 and its delivery port;Outlet component 14 is located at the bottom of accumulation of energy case 7, and blowdown component 13 is located at accumulation of energy The bottom of case 7 is in order to smooth blowdown.Magnesium rod assembly 6, electric-heating assembly 11 and the temperature module 12 are embedded in accumulation of energy case 7, wherein, magnesium rod Component 6 is used to reduce corrosion of the formula of overturning to accumulation of energy case 7 and change tank 4;Electric-heating assembly 11 is located near the temperature module 12, and feels Warm component 12 is located at the top of outlet component 14, and electric-heating assembly 11 is used to heat the water in accumulation of energy case 7, and the temperature module 12 is used Water in accumulation of energy case 7 carries out temperature detection, so as to improve the effective of the accuracy of the temperature of water tank output and electric heating temperature control Property;Coil heat exchanger 8 is provided with accumulation of energy case 7, coil heat exchanger 8 between magnesium rod assembly 6 and electric-heating assembly 11, wherein, institute State the refrigerant import of coil heat exchanger 8 and refrigerant import component 9 and refrigerant exit group that refrigerant exit is preset with housing 2 respectively Part 10 is connected.
The air source heat pump heating system for applying the boiler of the application is made furtherly in conjunction with specific embodiment It is bright.
In the present embodiment, boiler is applied to air source heat pump heating system, and air source heat pump heating system master To be made up of parts such as air-source outdoor unit, the boiler of variable-volume, water pump, ends, compared with traditional heating system, The parts such as indoor set, expansion tube, pipeline heater need not be provided with, so as to reduce installation difficulty and production cost, reduce equipment Quantity and interface quantity.The outlet component 14 of boiler is connected with water pump, and exit of pump is connected with the import for the end that exchanges heat, The outlet of heat exchange end is connected with the water inlet component 5 of boiler;The refrigerant exit and refrigerant import of outdoor unit respectively with hot water The refrigerant import component 9 of case is connected with refrigerant exit component 10.
1)Air source heat pump heating system is in heating heating pattern:First, outdoor unit is by the heat in absorption air, The coil heat exchanger 8 that the refrigerant of HTHP flowed in accumulation of energy case 7 through refrigerant import component 9, which is compressed into, through compressor carries out hot friendship Change, the refrigerant after heat release cooling flows back to outdoor unit heat absorption evaporation through refrigerant exit component 10, is carried out by refrigerant in accumulation of energy case 7 Heat exchange is so that the water temperature in boiler gradually rises;In addition, in the presence of water pump, the hot water of accumulation of energy case 7 is through outlet component 14, which flow to end, which carries out heat exchange, turns into cold water, and the cold water after heat release cooling flows back to boiler through water inlet component 5, and cold water is in accumulation of energy The coil heat exchanger 8 that high temperature is from top to bottom flowed through in case 7 carries out heat exchange, and the heating by coil heat exchanger 8 becomes cold water Hot water, end heat release, circulation work are then flowed to by the outlet component 14 of boiler.
Secondly, when environment temperature is less than certain value, electric-heating assembly 11 starts the thermal source of heat-production functions, now heating system There are air-source and electrical heating, cold water from top to bottom flows through coil heat exchanger 8 and electric-heating assembly 11 successively in accumulation of energy case 7, carries out Heat twice, then flow to end through outlet component 14 and carry out heat release.By coil heat exchanger 8 and electric-heating assembly 11 twice plus Heat, so as to reduce the condensation temperature of coil heat exchanger 8, improve the heating capacity and Energy Efficiency Ratio of air-source hot plate bear.
2)Air source heat pump heating system is in refrigeration mode:First, the refrigerant of low-temp low-pressure absorbs through coil heat exchanger 8 The heat of water in accumulation of energy case 7, then flowed out through refrigerant exit component 10 and be compressed into the refrigerant of HTHP and flow to the cold of outdoor unit Condenser heat release cools, and the refrigerant after heat release cooling flows into coil heat exchanger 8 through refrigerant import component 9 and carries out heat absorption evaporation, passes through Heat absorption evaporation of the refrigerant in accumulation of energy case 7 is so that the water temperature in boiler gradually reduces;In addition, in the presence of water pump, accumulation of energy Cold water in case 7 flows to end through outlet component 14 and carries out heat exchange, and the hot water after heat absorption heating flows through water inlet component 5 can accumulation of energy Case 7, the coil heat exchanger 8 that hot water from top to bottom flows through low temperature in accumulation of energy case 7 carries out heat exchange, by coil heat exchanger 8 After heat absorption, hot water becomes cold water, then flows to end heat absorption by outlet component 14.Hot water flows to bottom from above in accumulation of energy case 7, carries The high evaporating temperature of evaporator, so as to improve the refrigerating capacity of air source heat pump system and Energy Efficiency Ratio, is also solved in routine The shortcomings of coil-pipe water tank is because the low water temperature in bottom causes evaporating temperature too low, muffler frosting, and compressor returns liquid.
Embodiment described above is only presently preferred embodiments of the present invention, not does any formal limit to the present invention System.Any those skilled in the art, without departing from the scope of the technical proposal of the invention, utilize the skill of the disclosure above Art content makes more possible variations and retouching to technical solution of the present invention, or modification is the equivalent embodiment of the present invention. Therefore all contents without departing from technical solution of the present invention, the equivalent equivalence changes that the thinking according to the present invention is made, it all should be covered by In protection scope of the present invention.

Claims (3)

1. a kind of boiler of variable-volume suitable for air-conditioning system, includes housing(2)And it is arranged at housing(2)It is interior And in the change tank arranged up and down(4)With accumulation of energy case(7), wherein, the change tank(4)With accumulation of energy case(7)Outside and housing (2)Between be filled with heat-insulation layer(3), it is characterised in that:The change tank(4)By variable volume chamber(4a)And cushion chamber(4b)Group Into, wherein, the variable volume chamber(4a)With cushion chamber(4b)Between be preset with a deformed plate(4c)To separate variable volume chamber(4a)It is gentle Rush chamber(4b);The housing(2)Top is provided with and variable volume chamber(4a)The pressure regulator valve communicated(1)With with cushion chamber(4b)The row communicated Air valve(15);The housing(2)Side is from top to bottom sequentially provided with water inlet component(5), magnesium rod assembly(6), electric-heating assembly(11)、 The temperature module(12), outlet component(14)With blowdown component(13), wherein, the water inlet component(5), outlet component(14)And row Dirty component(13)With accumulation of energy case(7)Communicate;The magnesium rod assembly(6), electric-heating assembly(11)And the temperature module(12)It is embedded to store Can case(7)It is interior;The accumulation of energy case(7)It is interior to be provided with coil heat exchanger(8);The cushion chamber(4b)With accumulation of energy case(7)Communicate.
A kind of 2. boiler of variable-volume suitable for air-conditioning system according to claim 1, it is characterised in that:It is described Coil heat exchanger(8)Between magnesium rod assembly(6)And electric-heating assembly(11)Between, wherein, the coil heat exchanger(8)Refrigerant enter Mouthful and refrigerant exit respectively with housing(2)The refrigerant import component being preset with(9)With refrigerant exit component(10)It is connected.
A kind of 3. boiler of variable-volume suitable for air-conditioning system according to claim 1, it is characterised in that:It is described Water inlet component(5)Positioned at accumulation of energy case(7)Top and its delivery port bend upward.
CN201710709929.5A 2017-08-18 2017-08-18 A kind of boiler of variable-volume suitable for air-conditioning system Pending CN107388532A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710709929.5A CN107388532A (en) 2017-08-18 2017-08-18 A kind of boiler of variable-volume suitable for air-conditioning system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710709929.5A CN107388532A (en) 2017-08-18 2017-08-18 A kind of boiler of variable-volume suitable for air-conditioning system

Publications (1)

Publication Number Publication Date
CN107388532A true CN107388532A (en) 2017-11-24

Family

ID=60352828

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710709929.5A Pending CN107388532A (en) 2017-08-18 2017-08-18 A kind of boiler of variable-volume suitable for air-conditioning system

Country Status (1)

Country Link
CN (1) CN107388532A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108050630A (en) * 2018-01-23 2018-05-18 厦门鑫中锐能源科技有限公司 The adjustable air conditioner heat pump system in Inlet and outlet water nozzle position
CN108758762A (en) * 2018-08-17 2018-11-06 江苏光芒新能源股份有限公司 A kind of air source heat pump system trilogy supply multipurpose water tank
CN109028543A (en) * 2018-09-12 2018-12-18 珠海格力电器股份有限公司 Heat exchange device and air conditioning unit with same
CN113819680A (en) * 2021-09-30 2021-12-21 珠海格力电器股份有限公司 Falling film type heat exchanger and air conditioner

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN200993464Y (en) * 2006-12-07 2007-12-19 山东力诺瑞特新能源有限公司 Pressure bearing enameled tank water cistern
CN201237390Y (en) * 2008-04-23 2009-05-13 戚荣生 Special water tank for solar air-conditioner with expanding tank
CN101644499A (en) * 2009-06-30 2010-02-10 黄炜放 Water tank used for solar water heater and solar water heater
CN201652873U (en) * 2010-04-23 2010-11-24 艾欧史密斯(中国)热水器有限公司 Varactor pressure-bearing solar water heater
CN203052963U (en) * 2012-12-25 2013-07-10 福州斯狄渢电热水器有限公司 Multiple energy heating device
CN104776621A (en) * 2015-03-26 2015-07-15 南京索罗英辰新能源有限公司 Solar air conditioner water tank capacity-changing system
CN106440337A (en) * 2016-10-17 2017-02-22 厦门阿玛苏电子卫浴有限公司 Closed water boiler
WO2017104074A1 (en) * 2015-12-18 2017-06-22 三菱電機株式会社 Water heater and energy management system

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN200993464Y (en) * 2006-12-07 2007-12-19 山东力诺瑞特新能源有限公司 Pressure bearing enameled tank water cistern
CN201237390Y (en) * 2008-04-23 2009-05-13 戚荣生 Special water tank for solar air-conditioner with expanding tank
CN101644499A (en) * 2009-06-30 2010-02-10 黄炜放 Water tank used for solar water heater and solar water heater
CN201652873U (en) * 2010-04-23 2010-11-24 艾欧史密斯(中国)热水器有限公司 Varactor pressure-bearing solar water heater
CN203052963U (en) * 2012-12-25 2013-07-10 福州斯狄渢电热水器有限公司 Multiple energy heating device
CN104776621A (en) * 2015-03-26 2015-07-15 南京索罗英辰新能源有限公司 Solar air conditioner water tank capacity-changing system
WO2017104074A1 (en) * 2015-12-18 2017-06-22 三菱電機株式会社 Water heater and energy management system
CN106440337A (en) * 2016-10-17 2017-02-22 厦门阿玛苏电子卫浴有限公司 Closed water boiler

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108050630A (en) * 2018-01-23 2018-05-18 厦门鑫中锐能源科技有限公司 The adjustable air conditioner heat pump system in Inlet and outlet water nozzle position
CN108050630B (en) * 2018-01-23 2023-09-19 厦门鑫中锐能源科技有限公司 Air conditioner heat pump system with adjustable water inlet and outlet nozzle positions
CN108758762A (en) * 2018-08-17 2018-11-06 江苏光芒新能源股份有限公司 A kind of air source heat pump system trilogy supply multipurpose water tank
CN109028543A (en) * 2018-09-12 2018-12-18 珠海格力电器股份有限公司 Heat exchange device and air conditioning unit with same
CN109028543B (en) * 2018-09-12 2024-04-26 珠海格力电器股份有限公司 Heat exchange device and air conditioning unit provided with same
CN113819680A (en) * 2021-09-30 2021-12-21 珠海格力电器股份有限公司 Falling film type heat exchanger and air conditioner

Similar Documents

Publication Publication Date Title
CN107388532A (en) A kind of boiler of variable-volume suitable for air-conditioning system
CN201909441U (en) Wall-mounted air source heat pump water heater
CN108826536A (en) The air conditioner unit of not stopping function is heated with defrosting
CN101839547A (en) Heat pump water heater
CN108895665A (en) A kind of air source hot pump water heater subregion step heat accumulation all-in-one machine
CN101338950B (en) Great heating capacity multiple air conditioner heat pump units
CN104566704B (en) Heat storage device and air conditioner with same
CN105066519A (en) Dry-type evaporator and refrigeration system provided with dry-type evaporator
CN207081148U (en) A kind of cold and hot buffer tank suitable for air-conditioning system
CN207674693U (en) A kind of boiler of variable-volume suitable for air-conditioning system
CN108613381A (en) A kind of new and effective air energy heat pump
CN105890211B (en) A kind of accumulation of energy interconnection heat pump system of suitable cold district heat supply
CN205783996U (en) A kind of double-source heat pump accumulation of energy heating/refrigeration system
CN102853490B (en) Pipeline cold and heat circulation system
CN2926916Y (en) Hot pump system of water heater
CN2816694Y (en) Instant-heating type air-source heat-pump water heater
CN202885245U (en) High-efficiency energy-saving heat pump water heater with a plurality of water tanks
CN102305496B (en) Air-cooled heat pump unit
CN101598476B (en) Cooling medium circulation system of air conditioner
CN204963193U (en) Heat pump water heater
CN209726513U (en) A kind of electric heating heat storage boiler
CN102967035A (en) Device for recycling heat emission of refrigerating air-conditioning outdoor unit
CN201575589U (en) Heatpump water heater
CN206905162U (en) A kind of air conditioning hot unit
CN105004112A (en) Liquid accumulator

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication

Application publication date: 20171124

RJ01 Rejection of invention patent application after publication