CN204438601U - A kind of super low temperature heat pump regulating system - Google Patents
A kind of super low temperature heat pump regulating system Download PDFInfo
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- CN204438601U CN204438601U CN201420866200.0U CN201420866200U CN204438601U CN 204438601 U CN204438601 U CN 204438601U CN 201420866200 U CN201420866200 U CN 201420866200U CN 204438601 U CN204438601 U CN 204438601U
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Abstract
The utility model provides a kind of super low temperature heat pump regulating system, and this system comprises compressor, cross valve, condenser, fluid reservoir, economizer, electric expansion valve, evaporimeter, gas-liquid separator, hydrojet magnetic valve, capillary, solenoid valve, heating power expansion valve; Compressor connects fluid reservoir through cross valve, condenser input successively, fluid reservoir exports and comprises main system, gas ejecting system and spray system three tunnel system, wherein, main system connects back compressor through economizer, electric expansion valve, evaporimeter, cross valve, gas-liquid separator successively by fluid reservoir, spray system connects back compressor through hydrojet magnetic valve, capillary successively by fluid reservoir, and gas ejecting system connects back compressor through solenoid valve, heating power expansion valve, economizer successively by fluid reservoir.The jet heat pump of low temperature hydrojet of the present utility model is opened jet and hydrojet at low ambient temperatures and is carried out regulating system, makes heat pump can safety Effec-tive Function at low ambient temperatures.This security of system is reliable, greatly improves heat pump reliability of operation at low ambient temperatures, has significant energy-saving effect.
Description
Technical field
The utility model relates to art of heat pumps, particularly a kind of super low temperature heat pump regulating system.
Background technology
Along with the energy is day by day exhausted, global warming and domestic air pollution are on the rise, the concept such as energy-saving and emission-reduction and purification of air is rooted in the hearts of the people gradually, and totally the feature application such as energy-conservation, highly effective and safe is gradually wide due to it for Teat pump boiler (also known as air-source water heater).At present, the operating ambient temperature scope of common net for air-source heat pump units is generally at-7 ~ 43 DEG C, but under low temperature or ultra-low temperature surroundings, system cannot normally be run.Strongly limit the environment for use condition of source pump.Therefore, how to solve these problems technical at present, become the technical problem that people are urgently to be resolved hurrily.
Summary of the invention
The purpose of this utility model provides a kind of super low temperature heat pump regulating system, and the jet heat pump of low temperature hydrojet of the present utility model is opened jet and hydrojet at low ambient temperatures and carried out regulating system, makes heat pump can safety Effec-tive Function at low ambient temperatures.This security of system is reliable, greatly improves heat pump reliability of operation at low ambient temperatures, has significant energy-saving effect.
For solving the problems of the technologies described above, the utility model provides a kind of super low temperature heat pump regulating system, and this system comprises compressor, cross valve, condenser, fluid reservoir, economizer, electric expansion valve, evaporimeter, gas-liquid separator, hydrojet magnetic valve, capillary, solenoid valve, heating power expansion valve; Compressor connects fluid reservoir through cross valve, condenser input successively, fluid reservoir exports and comprises main system, gas ejecting system and spray system three tunnel system, wherein, main system connects back compressor through economizer, electric expansion valve, evaporimeter, cross valve, gas-liquid separator successively by fluid reservoir, spray system connects back compressor through hydrojet magnetic valve, capillary successively by fluid reservoir, and gas ejecting system connects back compressor through solenoid valve, heating power expansion valve, economizer successively by fluid reservoir.
Above-mentioned super low temperature heat pump regulating system, two imports of economizer connect fluid reservoir and heating power expansion valve respectively.
Adopt the jet heat pump of low temperature hydrojet of technique scheme, compressor operating produces the refrigerant of HTHP, enters condenser and carries out heat exchange, be transformed into the liquid of middle temperature high pressure, and discharged by condenser, enter fluid reservoir by cross valve.From fluid reservoir refrigerant out after economizer heat exchange, after electric expansion valve throttling decrease temperature and pressure, enter evaporator evaporation heat absorption, be finally back to compressor through gas-liquid separator 8.When environment temperature is too low, hydrojet magnetic valve is opened, and part refrigerant flows to capillary through hydrojet magnetic valve, after capillary-compensated, get back to compressor.When excessive discharge temperature, solenoid valve is opened, and a part of refrigerant flows to heating power expansion valve through solenoid valve, through condenser endothermic gasification after heating power expansion valve throttling, finally gets back to compressor after stream.
The utility model gets back to coolant quantity in compressor because jet and spray system add, reduce delivery temperature, improve the natural running temperature scope of compressor, make pressing system can ensure normal work more than-30 DEG C, make source pump working stability, good reliability, energy-saving effect is desirable, can be widely used in cold district.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
In figure: 1-compressor, 2-cross valve, 3-condenser, 4-fluid reservoir, 5-economizer, 6-electric expansion valve, 7-evaporimeter, 8-gas-liquid separator, 9-hydrojet magnetic valve, 10-capillary, 11-solenoid valve, 12-heating power expansion valve.
Detailed description of the invention
And the utility model is described in detail below with reference to the accompanying drawings in conjunction with the embodiments.It should be noted that, when not conflicting, the feature in following embodiment and embodiment can combine mutually.
As shown in Figure 1, a kind of super low temperature heat pump regulating system of the present utility model, this system comprises compressor 1, cross valve 2, condenser 3, fluid reservoir 4, economizer 5, electric expansion valve 6, evaporimeter 7, gas-liquid separator 8, hydrojet magnetic valve 9, capillary 10, solenoid valve 11, heating power expansion valve 12; Compressor 1 connects fluid reservoir 4 through cross valve 2, condenser 3 input successively, fluid reservoir 4 exports and comprises main system, gas ejecting system and spray system three tunnel system, wherein, main system connects back compressor 1 through economizer 5, electric expansion valve 6, evaporimeter 7, cross valve 2, gas-liquid separator 8 successively by fluid reservoir 4; Spray system connects back compressor 1 through hydrojet magnetic valve 9, capillary 10 successively by fluid reservoir 4; Gas ejecting system connects back compressor 1 through solenoid valve 11, heating power expansion valve 12, economizer 5 successively by fluid reservoir 4.
Two imports of economizer 5 connect fluid reservoir 4 and heating power expansion valve 12 respectively.
In the present embodiment, fluid reservoir is out divided into three tunnels afterwards.Wherein, fluid reservoir 4 gets back to compressor 1 successively for main system after economizer 5, electric expansion valve 6, evaporimeter 7, gas-liquid separator 8, cross valve 2.Fluid reservoir 4 gets back to compressor 1 successively for spray system after hydrojet magnetic valve 9, capillary 10.Fluid reservoir 4 gets back to compressor 1 successively for gas ejecting system after solenoid valve 11, heating power expansion valve 12.
The jet heat pump of low temperature hydrojet of the present embodiment, its operation principle is as follows:
1, compressor 1 works and produces the refrigerant of HTHP, enters condenser 3 and carries out heat exchange, be transformed into the liquid of middle temperature high pressure, and discharged by condenser 3, enter fluid reservoir 4 by cross valve 2.From fluid reservoir 4 refrigerant out after economizer 5 heat exchange, after electric expansion valve 6 throttling decrease temperature and pressure, enter evaporimeter 7 evaporation endothermic, be finally back to compressor 1 through gas-liquid separator 8.
2, when environment temperature is too low, hydrojet magnetic valve 9 is opened, and part refrigerant flows to capillary 10 through hydrojet magnetic valve 9, after capillary 10 throttling, get back to compressor 1.
3, when excessive discharge temperature, solenoid valve 11 is opened, and a part of refrigerant flows to heating power expansion valve 12 through solenoid valve 11, through condenser 3 endothermic gasification after heating power expansion valve 12 throttling, finally gets back to compressor 1 after stream.
In sum, the utility model, as description and diagramatic content, makes actual sample and through repeatedly using test, and from the effect using test, provable the utility model can reach its desired object, and practical value is unquestionable.Above illustrated embodiment is only used for conveniently illustrating the utility model, not any pro forma restriction is done to the utility model, have in any art and usually know the knowledgeable, if do not depart from the utility model carry in the scope of technical characteristic, utilize the utility model disclose technology contents do local change or modify Equivalent embodiments, and do not depart from technical characteristic content of the present utility model, all still belong to the scope of the utility model technical characteristic.
Claims (2)
1. a super low temperature heat pump regulating system, is characterized in that: this system comprises compressor (1), cross valve (2), condenser (3), fluid reservoir (4), economizer (5), electric expansion valve (6), evaporimeter (7), gas-liquid separator (8), hydrojet magnetic valve (9), capillary (10), solenoid valve (11), heating power expansion valve (12); Compressor (1) connects fluid reservoir (4) through cross valve (2), condenser (3) input successively, fluid reservoir (4) exports and comprises main system, gas ejecting system and spray system three tunnel system, wherein, main system connects back compressor (1) through economizer (5), electric expansion valve (6), evaporimeter (7), cross valve (2), gas-liquid separator (8) successively by fluid reservoir (4); Spray system connects back compressor (1) through hydrojet magnetic valve (9), capillary (10) successively by fluid reservoir (4); Gas ejecting system connects back compressor (1) through solenoid valve (11), heating power expansion valve (12), economizer (5) successively by fluid reservoir (4).
2. super low temperature heat pump regulating system according to claim 1, is characterized in that: two imports of economizer (5) connect fluid reservoir (4) and heating power expansion valve (12) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420866200.0U CN204438601U (en) | 2014-12-30 | 2014-12-30 | A kind of super low temperature heat pump regulating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420866200.0U CN204438601U (en) | 2014-12-30 | 2014-12-30 | A kind of super low temperature heat pump regulating system |
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| CN204438601U true CN204438601U (en) | 2015-07-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420866200.0U Expired - Fee Related CN204438601U (en) | 2014-12-30 | 2014-12-30 | A kind of super low temperature heat pump regulating system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105258392A (en) * | 2015-10-15 | 2016-01-20 | 珠海格力电器股份有限公司 | Heat pump heating system, control method and heat pump water heater |
| CN106440356A (en) * | 2016-08-31 | 2017-02-22 | 广州西奥多科技有限公司 | Photo-thermal heat pump water heater |
| CN106918172A (en) * | 2015-12-24 | 2017-07-04 | 青岛海尔新能源电器有限公司 | The control method of hot pump in low temp system, hot pump in low temp system and air-conditioning |
| CN114719435A (en) * | 2022-03-30 | 2022-07-08 | 浙江中广电器集团股份有限公司 | Control method of heat pump water heater using enhanced vapor injection compressor |
-
2014
- 2014-12-30 CN CN201420866200.0U patent/CN204438601U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105258392A (en) * | 2015-10-15 | 2016-01-20 | 珠海格力电器股份有限公司 | Heat pump heating system, control method and heat pump water heater |
| CN106918172A (en) * | 2015-12-24 | 2017-07-04 | 青岛海尔新能源电器有限公司 | The control method of hot pump in low temp system, hot pump in low temp system and air-conditioning |
| CN106918172B (en) * | 2015-12-24 | 2024-04-02 | 青岛海尔新能源电器有限公司 | Control method of low-temperature heat pump system, low-temperature heat pump system and air conditioner |
| CN106440356A (en) * | 2016-08-31 | 2017-02-22 | 广州西奥多科技有限公司 | Photo-thermal heat pump water heater |
| CN106440356B (en) * | 2016-08-31 | 2022-06-28 | 广州西奥多科技有限公司 | Photo-thermal heat pump water heater |
| CN114719435A (en) * | 2022-03-30 | 2022-07-08 | 浙江中广电器集团股份有限公司 | Control method of heat pump water heater using enhanced vapor injection compressor |
| CN114719435B (en) * | 2022-03-30 | 2023-12-08 | 浙江中广电器集团股份有限公司 | Control method of heat pump water heater using jet enthalpy-increasing compressor |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150701 Termination date: 20201230 |
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| CF01 | Termination of patent right due to non-payment of annual fee |