CN203231585U - Directly-heated type air source heat pump - Google Patents
Directly-heated type air source heat pump Download PDFInfo
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- CN203231585U CN203231585U CN 201320160748 CN201320160748U CN203231585U CN 203231585 U CN203231585 U CN 203231585U CN 201320160748 CN201320160748 CN 201320160748 CN 201320160748 U CN201320160748 U CN 201320160748U CN 203231585 U CN203231585 U CN 203231585U
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- heat pump
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- air source
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Abstract
The utility model relates to a directly-heated type air source heat pump. The directly-heated type air source heat pump comprises a hot water system and a heat pump system; the hot water system comprises an electromagnetic valve, a one-way valve, a pressure gate valve and a hot water heat exchanger which are sequentially connected through water pipes; the heat pump system comprisesthe hot water heat exchanger, an electronic expansion valve and an evaporator which are sequentially connected through pipelines; the evaporator is connected with a four-way valve; the four-way valve is connected with a gas-liquid separator, a compressor and the hot water heat exchanger; the flow medium inside the hot water system is water; the circulatory medium inside the heat pump system is coolants. The directly-heated type air source heat pump has the advantages of being high in thermal efficiency and low in operating cost in comparison with gas-fired and oil-fired water heaters, electric water heaters and solar water heaters, free of waste water, exhaust gas and waste heat discharging, environmentally friendly and high in security efficiency.
Description
Technical field
The utility model relates to a kind of directly-heated type air source heat pump.
Background technology
Air source heat pump is one of state-of-the-art using energy source product in the world today.Along with the live raising of grade of rapid economy development and people, life has become people's daily necessities with hot water, yet traditional water heater (electric heater, fuel oil, gas water heater) has shortcomings such as energy consumption is big, expense is high, seriously polluted; And the operation of energy saving and environment friendly solar water heater is subjected to the restriction of meteorological condition.The heat supply principle of air source heat pump and traditional solar water heater are completely different, air source heat pump is low-temperature heat source with air, water, solar energy etc., air source heat pump is that power heats domestic water from the low temperature side draw heat with the electric energy, and hot water is directly sent into the user as the hot water supply or utilized fan coil to carry out small size heating by the circulatory system.Air source heat pump is the best solution of the large, medium and small hot water centralizedly supply system in places such as present school dormitory, hotel, bath center.
The utility model content
The purpose of this utility model provides a kind of directly-heated type air source heat pump, to overcome conventional water heaters and solar water heater above shortcomings.
The purpose of this utility model is to be achieved through the following technical solutions:
A kind of directly-heated type air source heat pump comprises hot-water heating system and heat pump, and described hot-water heating system comprises magnetic valve, check valve, pressure gate valve and the hot water heat exchanger that connects successively by water pipe; Described heat pump comprises hot water heat exchanger, electric expansion valve and the evaporimeter that connects successively by pipeline, and described evaporimeter is connected with cross valve, and described cross valve also is connected with gas-liquid separator, compressor and hot water heat exchanger respectively; Flow media in the described hot-water heating system is water, and the circulatory mediator in the described heat pump is refrigerant.
Further, described pressure gate valve is by the pipeline between high pressure refrigerant capillary connection hot water heat exchanger and the cross valve.
The beneficial effects of the utility model are: a kind of directly-heated type air source heat pump that the utility model provides, the thermal efficiency is higher than combustion gas and fuel-oil water heater far away, be higher than electric heater and solar water heater, and operating cost is lower than above-mentioned water heater, and there is not the discharging of waste water, waste gas and used heat, Environmental Safety efficient height.
Description of drawings
With reference to the accompanying drawings the utility model is described in further detail below.
Fig. 1 is the system construction drawing of the described directly-heated type air source heat pump of the utility model embodiment.
Among the figure:
1, water pipe; 2, magnetic valve; 3, check valve; 4, pressure gate valve; 5, hot water heat exchanger; 6, pipeline; 7, electric expansion valve; 8, evaporimeter; 9, cross valve; 10, high pressure refrigerant capillary; 11, gas-liquid separator; 12, compressor.
The specific embodiment
As shown in Figure 1, the described a kind of directly-heated type air source heat pump of the utility model embodiment comprises hot-water heating system and heat pump, and described hot-water heating system comprises magnetic valve 2, check valve 3, pressure gate valve 4 and the hot water heat exchanger 5 that connects successively by water pipe 1; Described heat pump comprises hot water heat exchanger 5, electric expansion valve 7 and the evaporimeter 8 that connects successively by pipeline 6, and described evaporimeter 8 is connected with cross valve 9, and described cross valve 9 also is connected with gas-liquid separator 11, compressor 12 and hot water heat exchanger 5 respectively; Flow media in the described hot-water heating system is water, and the circulatory mediator in the described heat pump is refrigerant.The pipeline 6 that described pressure gate valve 4 connects between hot water heat exchanger 5 and the cross valve 9 by high pressure refrigerant capillary 10.
On the operation principle of basic principle based on refrigeration system of the described directly-heated type air source heat pump of the utility model embodiment.Refrigeration system (compression-type refrigeration) generally is made up of four parts: compressor, condenser, choke valve, evaporimeter.Its course of work is: the liquid refrigerant of low-temp low-pressure (refrigerant), at first absorb heat and be gasificated into low-pressure steam from low-temperature heat source (for example chilled water) in evaporimeter.Refrigerant gas is compressed into the steam of HTHP in compressor then, and this high temperature and high pressure gas is condensed into highly pressurised liquid by low-temperature heat source (for example cooling water) cooling in condenser.Become the low-temp low-pressure liquid refrigerant through restricting element (capillary, heating power expansion valve, electric expansion valve etc.) throttling again.So just finish a kind of refrigeration cycle.
The basic principle of the directly-heated type air source heat pump that provides specific to the utility model: it mainly is made up of compressor 12, gas-liquid separator 11, hot water heat exchanger 5, electric expansion valve 7 and evaporimeter 8 etc.After connecting power supply, the aerofoil fan entry into service of evaporimeter 8, outdoor air carries out heat exchange by evaporimeter 8, air after temperature reduces is discharged system by fan, simultaneously, the refrigerant medium heat absorption vaporization of evaporimeter 8 inside is inhaled into compressor 12, compressor 12 is compressed into high temperature with this low pressure refrigerant Working medium gas, gases at high pressure are sent into hot water heat exchanger 5, the water that is forced in the hot-water heating system circulate is also by hot water heat exchanger 5, send to for the user after being heated by refrigerant medium and use, and refrigerant medium is cooled into liquid, inflow evaporator 8, the periodic duty so repeatedly again after electric expansion valve 7 throttlings cooling of this liquid, heat energy in air is delivered in the water by continuous " pump ", the water temperature of 5 li of hot water heat exchangers is raise gradually, reach at last about 55 ℃, just in time be fit to people's bathing.
The compressor 12 of directly-heated type air source heat pump described in the utility model preferably adopts U.S. paddy to take turns flexible scroll compressor, unit reliability, efficient height; The electric expansion valve of selecting for use 7 has very big regulating power, thereby has guaranteed throttling capacity efficiently; Hot water heat exchanger 5 adopts inner screw thread copper pipe, and fin adopts hydrophilic aluminium foil, has heat exchange performance efficiently, thereby increases its heat exchange amount; Evaporimeter 8 adopts corrosion-resistant titanium heat exchanger, exchange capability of heat abundance, Energy Efficiency Ratio height.Because traditional freon refrigerant is progressively eliminated, refrigerant of the present utility model preferably adopts environmental protection refrigerant R404A, R410A, R290, R23, R407C, R411A, R417A, products such as R1270.Directly-heated type air source heat pump described in the utility model is except said apparatus, and all the other devices all can adopt common equipment and parts in the heat-exchange apparatus such as air-conditioning, refrigeration machine and water heater to get final product, and do not give unnecessary details one by one at this.
The utility model is not limited to above-mentioned preferred forms; anyone can draw other various forms of products under enlightenment of the present utility model; no matter but do any variation in its shape or structure; every have identical with a application or akin technical scheme, all drops within the protection domain of the present utility model.
Claims (2)
1. a directly-heated type air source heat pump comprises hot-water heating system and heat pump, it is characterized in that: described hot-water heating system comprises magnetic valve (2), check valve (3), pressure gate valve (4) and the hot water heat exchanger (5) that connects successively by water pipe (1); Described heat pump comprises hot water heat exchanger (5), electric expansion valve (7) and the evaporimeter (8) that connects successively by pipeline (6), described evaporimeter (8) is connected with cross valve (9), and described cross valve (9) is connected with gas-liquid separator (11), compressor (12) and hot water heat exchanger (5) respectively.
2. directly-heated type air source heat pump according to claim 1 is characterized in that: described pressure gate valve (4) connects pipeline (6) between hot water heat exchanger (5) and the cross valve (9) by high pressure refrigerant capillary (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320160748 CN203231585U (en) | 2013-04-02 | 2013-04-02 | Directly-heated type air source heat pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320160748 CN203231585U (en) | 2013-04-02 | 2013-04-02 | Directly-heated type air source heat pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203231585U true CN203231585U (en) | 2013-10-09 |
Family
ID=49287708
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320160748 Expired - Lifetime CN203231585U (en) | 2013-04-02 | 2013-04-02 | Directly-heated type air source heat pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203231585U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104110943A (en) * | 2014-07-09 | 2014-10-22 | 广州凯能电器科技有限公司 | Air energy secondary waste heat recovery drying and dehumidification system |
| CN104534553A (en) * | 2014-12-30 | 2015-04-22 | 黑龙江国德节能服务有限公司 | Direct heating-circulating type normal pressure dual frequency converting heat exchanger unit and heat exchange method |
-
2013
- 2013-04-02 CN CN 201320160748 patent/CN203231585U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104110943A (en) * | 2014-07-09 | 2014-10-22 | 广州凯能电器科技有限公司 | Air energy secondary waste heat recovery drying and dehumidification system |
| CN104110943B (en) * | 2014-07-09 | 2016-01-13 | 广州凯能电器科技有限公司 | A kind of air energy secondary Waste Heat Recovery drying dehumidification system |
| CN104534553A (en) * | 2014-12-30 | 2015-04-22 | 黑龙江国德节能服务有限公司 | Direct heating-circulating type normal pressure dual frequency converting heat exchanger unit and heat exchange method |
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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: 20131009 |