CN202303881U - Air source heat pump water heater adopting enhanced vapor injection - Google Patents
Air source heat pump water heater adopting enhanced vapor injection Download PDFInfo
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- CN202303881U CN202303881U CN 201120346918 CN201120346918U CN202303881U CN 202303881 U CN202303881 U CN 202303881U CN 201120346918 CN201120346918 CN 201120346918 CN 201120346918 U CN201120346918 U CN 201120346918U CN 202303881 U CN202303881 U CN 202303881U
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Abstract
An air source heat pump water heater adopting enhanced vapor injection comprises a main machine, wherein a refrigerating system and a matched controller are arranged in the main machine, and a throttle valve assembly is connected between an economizer and an evaporator which are arranged in the main machine. The air source heat pump water heater disclosed by the utility model is characterized in that the throttle valve assembly is composed of a main capillary tube and one ore more than one auxiliary capillary pipeline, which are connected in parallel, and the auxiliary capillary pipeline is a throttling decompression pipeline formed by an auxiliary capillary tube and an electromagnetic valve which are connected in series. The air source heat pump water heater adopting enhanced vapor injection, provided by the utility model, adopts the throttle valve assembly formed by the main capillary tube and the auxiliary capillary pipeline connected in parallel under the situations of ensuring high heating capability and low power consumption of the water heater, so that the manufacturing cost is reduced and the market promotion is facilitated.
Description
Technical field
The utility model relates to hot water apparatus, is a kind of air source air injection enthalpy-increasing Teat pump boiler specifically.
Background technology
Energy-conservation is long-range strategy and policy of China's economy and social development, also is to work as very urgent task of last item.Carry out energy-saving and cost-reducingly for promoting the whole society, alleviate energy 'bottleneck' restrictions, build energy-efficient society, promote the sustainable development of socio-economy, realize the ambitious goal of building a well-off society in an all-round way, National Development and Reform Committee has formulated Medium-and Long-Term Plan for Conserving Energy Resources.The present using energy source present situation of China, situation that energy conservation faces and task, energy-conservation guiding theory, principle and target, energy-conservation major fields and key project, and safeguard have clearly been set forth in planning.Energy crisis is just more and more seriously restricting the fast development of Chinese national economy, and " severe power shortage " let us of outburst in all parts of the country clearly realized that the seriousness of this problem in recent years, and therefore, carrying out of energy-conservation project is very urgent.
What generally sell on China Teat pump boiler market at present mainly is two kinds of air source hot pump water heater and water source heat pump water heaters.Under the conventional weather, environment temperature is far above water temperature, produces power that same temperature hot water consumed than low many of water source heat pump water heater.And in north China; Cold season in winter, environment temperature was all about-15 ℃; And water temperature generally remains on below 10 ℃, and north of china in winter generally continued 4 months, produces power that same temperature hot water consumed than high many of water source heat pump water heater.Though in spring, summer, three seasons of autumn; Air source hot pump water heater still can satisfy instructions for use in the north, but in the winter of cold, but because consumed power is too high; Make the people forbidding; That is to say that air source hot pump water heater can not satisfy annual instructions for use in the north, use and energy-conservation aspect receive great restriction, the northerly popularization of air source hot pump water heater is faced a severe test.
Granted publication number is that 2011.03.09, application number are that 201020283503.1 Chinese patent " a kind of air source air injection enthalpy-increasing Teat pump boiler " discloses a kind of increase capacity for CN201757505 U, the day for announcing; Reduce delivery temperature; Promote heating capacity; Reduced the power consumption of unit effectively; Improved the air source air injection enthalpy-increasing Teat pump boiler of the COP value of unit, full season, the round-the-clock hot water supply system of advantage such as that this water heater has is applied widely, reliability is high, energy-conservation have solved problems such as present China Teat pump boiler is high in the north of china in winter power consumption, the needs that can not satisfy round-the-clock use, inconvenience popularization basically.
But between the economizer of this kind water heater and the evaporimeter main expansion valve is set; To the cold-producing medium throttling step-down through evaporator, this main expansion valve is a heating power expansion valve, adopts this kind main expansion valve as the choke valve assembly; Manufacturing cost is higher relatively, and the popularization of product is caused certain influence.
Summary of the invention
To the deficiency that exists in the prior art, the utility model provides a kind of air source air injection enthalpy-increasing Teat pump boiler that can effectively reduce manufacturing cost.
In order to achieve the above object; The utility model adopts following technical scheme: air source air injection enthalpy-increasing Teat pump boiler, comprise the main frame that contains refrigeration system and supporting controller 17, and said refrigeration system comprises condenser 4 and cross valve 3; Said controller adopts single-chip microcomputer; Heat storing and heat preserving water tank 13, its upper and lower part is provided with hot-water circulation pipe 15 respectively, and the hot-water circulation pipe 15 on top is connected with the hot water outlet of condenser 4; The hot-water circulation pipe 15 of bottom is connected with the water inlet of hot water of condenser 4 through water circulating pump 14, and controller 17 obtains the water temperature information of heat storing and heat preserving water tank 13 through water tank temperature sensor 20; The C of cross valve 3 is to connecing condenser 4 air inlets; The D of cross valve 3 is to connecing air injection enthalpy-increasing compressor 1 blast pipe through high-voltage switch gear 2; The S of cross valve 3 is to connecing air injection enthalpy-increasing compressor 1 air entry through vapour liquid separator 11, low tension switch 12; The E of cross valve 3 is to connecing evaporimeter 10 gas outlets; Condenser 4 refrigerant outlets through economizer 8 respectively with the auxilairy air intake of evaporimeter 10 inlets, air injection enthalpy-increasing compressor 1 through pipeline connection, be connected with choke valve assembly 9 between economizer 8 and the evaporimeter 10, it is characterized in that; Said choke valve assembly 9 constitutes by main capillary 21 and one or more auxiliary capillary pipeline 22 are parallelly connected, and said auxiliary capillary pipeline 22 is the expenditure and pressure pipeline that assisted capillary 23 is connected with magnetic valve 24 and formed.
In the technique scheme, said main capillary 21 is in normally open, and said auxiliary capillary pipeline 22 is by said magnetic valve 24 its foldings of control.
The air source air injection enthalpy-increasing Teat pump boiler that the utility model provides; Under the situation that guarantees the high heating capacity of this water heater, low-power consumption; Employing has reduced manufacturing cost by main capillary 21 and the auxiliary capillary pipeline 22 parallelly connected choke valve assemblies 9 that constitute, and is convenient to marketing.
Description of drawings
Fig. 1 is the structural representation of the air source air injection enthalpy-increasing Teat pump boiler of the utility model.
Description of drawings: 1-air injection enthalpy-increasing compressor; The 2-high-voltage switch gear; The 3-cross valve; The 5-reservoir; The 6-device for drying and filtering; The 7-electromagnetic expanding valve; The 8-economizer; 9-choke valve assembly; The 10-evaporimeter; The 11-vapour liquid separator; The 12-low tension switch; 13-heat storing and heat preserving water tank; The 14-water circulating pump; The 15-hot-water circulation pipe; The 16-blower fan; The 17-controller; The 18-environment temperature sensor; The 19-coil temperature sensor; 20; The water tank temperature sensor; 21-master's capillary; 22-auxiliary capillary pipeline; The 23-assisted capillary; The 24-magnetic valve.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is described further.
The utility model relates to a kind of air source hot pump water heater, has made improvement to choke valve components of the prior art, has provided a kind of new structure, choke valve assembly cheap for manufacturing cost.
Referring to Fig. 1, the kind of refrigeration cycle process is along solid arrow direction circulation, and solid arrow is represented refrigerant flow direction, dotted arrow represent flow of hot water to.
The main frame that contains refrigeration system and supporting controller 17; Said refrigeration system comprises condenser 4 and cross valve 3; Said controller adopts single-chip microcomputer, for guarantee the client in use security, high efficiency and reliability, adopt controller that system is controlled automatically; All control functions are realized by single-chip microcomputer, and are easy to operate; Heat storing and heat preserving water tank 13; Its upper and lower part is provided with hot-water circulation pipe 15 respectively; The hot-water circulation pipe 15 on top is connected with the hot water outlet of condenser 4; The hot-water circulation pipe 15 of bottom is connected with the water inlet of hot water of condenser 4 through water circulating pump 14, and controller 17 obtains the water temperature information of heat storing and heat preserving water tank 13 through water tank temperature sensor 20; The C of cross valve 3 is to connecing condenser 4 air inlets; The D of cross valve 3 is to connecing air injection enthalpy-increasing compressor 1 blast pipe through high-voltage switch gear 2; The S of cross valve 3 is to connecing air injection enthalpy-increasing compressor 1 air entry through vapour liquid separator 11, low tension switch 12; The E of cross valve 3 is to connecing evaporimeter 10 gas outlets, and condenser 4 refrigerant outlets pass through pipeline connection with the auxilairy air intake of evaporimeter 10 inlets, air injection enthalpy-increasing compressor 1 respectively through economizer 8.
Condenser 4 refrigerant outlets are successively through being divided into main line and two pipelines of auxilliary pipeline behind reservoir 5, the device for drying and filtering 6; Main line is directly connected to the main road inlet of economizer 8; Be connected to the inlet of evaporimeter 10 behind the main capillary 21 of main road outlet process of economizer 8 and parallelly connected assisted capillary 22 and the magnetic valve 9; Auxilliary pipeline enters the mouth through the bypass that electromagnetic expanding valve 7 is connected to economizer 8, and the bypass outlet of economizer 8 is connected to the auxilairy air intake of compressor 1 air injection enthalpy-increasing compressor 1.
The importation of controller comprises: environment temperature sensor, coil temperature sensor, water tank temperature sensor; The output of controller is used for controlling with lower component: water circulating pump 14, air injection enthalpy-increasing compressor 1, blower fan 16, cross valve 3, electromagnetic expanding valve 7, choke valve assembly 9.
The utility model has adopted relevant refrigeration accessories such as air injection enthalpy-increasing compressor, economizer, electromagnetic expanding valve, choke valve assembly to combine with compact structure form very on the basis of air source hot pump water heater.The concrete course of work is following:
When environment temperature is less than or equal to design temperature; Electromagnetic expanding valve 7 is opened; The D that cold-producing medium is compressed into high temperature and high pressure gas by air injection enthalpy-increasing compressor 1 and gets into cross valve 3 to; Again from the C of cross valve to getting into condenser 4, become high pressure refrigerant liquid after in condenser 4, the heat transferred heat-carrying agent being heated water; The high pressure refrigerant liquid of coming out from condenser 4 is divided into two-way behind reservoir 5, device for drying and filtering 6: main road and bypass.
The cold-producing medium of main road directly gets in the economizer 8; Also get in the economizer after becoming gas-liquid mixture after the cold-producing medium process electromagnetic expanding valve 7 throttling step-downs of bypass; The two produces heat exchange in economizer; Become gas after the refrigerant liquid heat absorption of bypass, sucked by the auxilairy air intake of air injection enthalpy-increasing compressor 1, the cold-producing medium heat release of main road becomes subcooled liquid through choke valve assembly 9.
When water tank water temperature during smaller or equal to design temperature; The magnetic valve 24 of choke valve assembly 9 is opened at this moment; Auxiliary capillary pipeline 22 is in opening, and the cold-producing medium of main road gets into evaporimeter 10 through after main capillary 21 and auxiliary capillary pipeline 22 (being assisted capillary 23 and magnetic valve 24) the throttling step-down.
When water tank water temperature during greater than design temperature, this moment, choke valve assembly 9 magnetic valve 24 cut out, and auxiliary capillary pipeline 22 is in closed condition, the cold-producing medium of main road through main capillary 21 throttling step-downs after entering evaporimeter 10.
As preferably, the design temperature of magnetic valve 24 is 28 ℃.
In evaporimeter; The cold-producing medium of main road absorb the heat in the low temperature environment and become E that low-pressure gas gets into cross valve 3 to; S from cross valve 3 is sucked by air injection enthalpy-increasing compressor 1 air entry to the back of coming out again; The cold-producing medium of main road and bypass mixes in air injection enthalpy-increasing compressor 1 working chamber, and further discharge the compression back again, constitutes the operation cycle loop of sealing.
When environment temperature during greater than design temperature; Electromagnetic expanding valve 7 is closed; Cold-producing medium by air injection enthalpy-increasing compressor 1 be compressed into D that high temperature and high pressure gas gets into cross valve 3 to; Again from cross valve C to getting into condenser 4, become high pressure refrigerant liquid after in condenser 4, the heat transferred heat-carrying agent being heated water; The high pressure refrigerant liquid of coming out from condenser is delivered to chaetomers stream valve module 9 from economizer 8 behind reservoir 5, device for drying and filtering 6.
When water tank water temperature during smaller or equal to design temperature, this moment, choke valve assembly 9 magnetic valve 24 was opened, and the cold-producing medium of main road is through entering evaporimeter 10 after main capillary 21 and assisted capillary 23 and the magnetic valve 24 throttling step-downs.
When water tank water temperature during greater than design temperature, this moment, choke valve assembly 9 magnetic valve 24 cut out, the cold-producing medium of main road through main capillary 21 throttling step-downs after entering evaporimeter 10; In evaporimeter, cold-producing medium absorb the heat in the low temperature environment and become E that low-pressure gas gets into cross valve 3 to, after coming out, be compressed the machine air entry from the S of cross valve 3 again and suck.Compress the back and discharge, constitute the operation cycle loop of sealing.
As preferably, the design temperature of magnetic valve 24 is 28 ℃.
The air source air injection enthalpy-increasing Teat pump boiler that the utility model provides; Under the situation that guarantees the high heating capacity of this water heater, low-power consumption; Employing has reduced manufacturing cost by main capillary 21 and the auxiliary capillary pipeline 22 parallelly connected choke valve assemblies 9 that constitute, and is convenient to marketing.
Claims (2)
1. air source air injection enthalpy-increasing Teat pump boiler; Comprise the main frame that contains refrigeration system and supporting controller (17); Said refrigeration system comprises condenser (4) and cross valve (3), and said controller adopts single-chip microcomputer, heat storing and heat preserving water tank (13); Its upper and lower part is provided with hot-water circulation pipe (15) respectively; The hot-water circulation pipe on top (15) is connected with the hot water outlet of condenser (4), and the hot-water circulation pipe of bottom (15) is connected with the water inlet of hot water of condenser (4) through water circulating pump (14), and controller (17) obtains the water temperature information of heat storing and heat preserving water tank (13) through water tank temperature sensor (20); The C of cross valve (3) is to connecing condenser (4) air inlet; The D of cross valve (3) is to connecing air injection enthalpy-increasing compressor (1) blast pipe through high-voltage switch gear (2); The S of cross valve (3) is to connecing air injection enthalpy-increasing compressor (1) air entry through vapour liquid separator (11), low tension switch (12); The E of cross valve (3) is to connecing evaporimeter (10) gas outlet; Condenser (4) refrigerant outlet through economizer (8) respectively and the auxilairy air intake of evaporimeter (10) inlet, air injection enthalpy-increasing compressor (1) pass through pipeline connection; Be connected with choke valve assembly (9) between economizer (8) and the evaporimeter (10); It is characterized in that said choke valve assembly (9) is by main capillary (21) and the parallelly connected formation of one or more auxiliary capillary pipeline (22), said auxiliary capillary pipeline (22) is the expenditure and pressure pipeline that assisted capillary (23) is connected with magnetic valve (24) and formed.
2. air source air injection enthalpy-increasing Teat pump boiler according to claim 1 is characterized in that said main capillary (21) is in normally open, and said auxiliary capillary pipeline (22) is controlled its folding by said magnetic valve (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120346918 CN202303881U (en) | 2011-09-16 | 2011-09-16 | Air source heat pump water heater adopting enhanced vapor injection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120346918 CN202303881U (en) | 2011-09-16 | 2011-09-16 | Air source heat pump water heater adopting enhanced vapor injection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202303881U true CN202303881U (en) | 2012-07-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120346918 Expired - Fee Related CN202303881U (en) | 2011-09-16 | 2011-09-16 | Air source heat pump water heater adopting enhanced vapor injection |
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| CN (1) | CN202303881U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103322681A (en) * | 2013-07-08 | 2013-09-25 | 浙江正理生能科技有限公司 | Heat-pump water heater cold shielding system for protecting compressor |
| CN103542534A (en) * | 2013-10-08 | 2014-01-29 | 广东美的暖通设备有限公司 | Control method and control device of heat-pump water heater and heat-pump water heater |
| CN107388621A (en) * | 2017-08-15 | 2017-11-24 | 东北电力大学 | Heat-storage solar energy couples air injection enthalpy-increasing type air source heat pump system and its control method |
-
2011
- 2011-09-16 CN CN 201120346918 patent/CN202303881U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103322681A (en) * | 2013-07-08 | 2013-09-25 | 浙江正理生能科技有限公司 | Heat-pump water heater cold shielding system for protecting compressor |
| CN103542534A (en) * | 2013-10-08 | 2014-01-29 | 广东美的暖通设备有限公司 | Control method and control device of heat-pump water heater and heat-pump water heater |
| CN103542534B (en) * | 2013-10-08 | 2016-03-02 | 广东美的暖通设备有限公司 | The control method of Teat pump boiler, control device and Teat pump boiler |
| CN107388621A (en) * | 2017-08-15 | 2017-11-24 | 东北电力大学 | Heat-storage solar energy couples air injection enthalpy-increasing type air source heat pump system and its control method |
| CN107388621B (en) * | 2017-08-15 | 2019-11-29 | 东北电力大学 | Heat-storage solar energy couples air injection enthalpy-increasing type air source heat pump system and its control method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170615 Address after: 315191 Yinzhou District Province, Ningbo City, Jiang Shan town on the village of summer ho Patentee after: AUX air conditioning Limited by Share Ltd Address before: 315191 Zhejiang city of Ningbo province Jiangshan town Yinzhou District Mingguang Road No. 1166 Patentee before: Ningbo AUX Group. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120704 Termination date: 20200916 |