CN207990976U - Simple heat pump water-heating machine - Google Patents
Simple heat pump water-heating machine Download PDFInfo
- Publication number
- CN207990976U CN207990976U CN201820278441.1U CN201820278441U CN207990976U CN 207990976 U CN207990976 U CN 207990976U CN 201820278441 U CN201820278441 U CN 201820278441U CN 207990976 U CN207990976 U CN 207990976U
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- Prior art keywords
- refrigerant
- heat exchanger
- compressor
- evaporator
- heat pump
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
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- Other Air-Conditioning Systems (AREA)
Abstract
The utility model discloses a kind of simple heat pump water-heating machines.It includes：Compressor, heat exchanger, gas-liquid separator, evaporator and electric expansion valve for refrigerant compression, the heat exchanger includes refrigerant passage and water channel, wherein the refrigerant passage entrance of heat exchanger is connected to by four-way valve with the refrigerant exit of compressor, and the outlet of heat exchanger refrigerant passage is connected to by electric expansion valve with evaporator；The evaporator is connected to by four-way valve with gas-liquid separator, while the gas-liquid separator is connected to compressor refrigerant inlet.After adopting the above technical scheme, the utility model has the advantages that compared with prior art：The utility model needle simplifies the structure of heat pump, reduces the structure that increasing enthalpy etc. is suitable for low temperature environment, to reduce the cost of product, and repairs, safeguards simply.In addition, although the utility model structure is relatively easy, stable hot water can be still generated under non-cryogenic environment.
Description
Technical field：
The utility model is related to heat pump product technical fields, refer in particular to a kind of simple heat pump water-heating machine simple in structure.
Background technology：
The operation principle of heat pump is that the operation principle of refrigeration cycle is compressed using refrigerant by driven compressor.It is with
Produce the equipment, including compressor, heat exchanger etc. of hot (cold) wind or heat (cold) water, air source heat pump in cold (or heat) source of environment
Using the heat in air as low-temperature heat source, by condensing or evaporating carry out heat exchange, it is then used as the circulatory system, extraction
Or release thermal energy.
Hot water machine is made using the operation principle of heat pump, can be generated for daily life, the required hot water of work.This
Kind heat pump water-heating machine energy consumption is substantially reduced relative to traditional boiler hot-water function consumption, and will not generation environment pollution.Then
Current heat pump water-heating machine design is relative complex, and in order to ensure to use at low ambient temperatures, it will usually increase increasing enthalpy
Device, this results in the higher price of heat pump water-heating machine.However, China is vast in territory, many area winters are not in low
Many functions of tender feeling condition, existing heat pump water-heating machine can't be used, or perhaps multi-functional service efficiency is very low.In order to
Solve the problems, such as this, the present inventor designs a heat pump water-heating machine simple in structure.
Utility model content：
The purpose of the utility model is to overcome the deficiencies in the prior art, provide a kind of heat pump water-heating machine simple in structure.
In order to solve the above-mentioned technical problem, the utility model uses following technical proposals：The simple heat pump water-heating machine packet
It includes：For compressor, heat exchanger, gas-liquid separator, evaporator and the electric expansion valve of refrigerant compression, the heat exchanger includes
Refrigerant passage and water channel, wherein the refrigerant passage entrance of heat exchanger are connected to by four-way valve with the refrigerant exit of compressor,
The outlet of heat exchanger refrigerant passage is connected to by electric expansion valve with evaporator；The evaporator passes through four-way valve and gas-liquid point
It is connected to from device, while the gas-liquid separator is connected to compressor refrigerant inlet.
Furthermore, in above-mentioned technical proposal, the heat exchanger is double pipe heat exchanger, the height generated by compressor
The refrigerant of warm high pressure is flowed through by the refrigerant passage of heat exchanger, and for cold water by supplying water by flowing through, refrigerant passage and water channel are mutual
It is arranged, enables the heat constantly conduction of refrigerant into supplying water, cold water is gradually heated up.
Furthermore, in above-mentioned technical proposal, the evaporator is finned evaporator, and is also set up on the evaporator
There is axial flow blower.
Furthermore, it in above-mentioned technical proposal, is disposed between the compressor refrigerant exit and four-way valve
Exhaust gas temperature sensor, high-pressure switch, high-pressure manometer.
Furthermore, in above-mentioned technical proposal, between the gas-liquid separator and the refrigerant inlet of compressor successively
It is provided with：Low pressure gauge, low pressure switch, suction temperature sensor.
After adopting the above technical scheme, the utility model has the advantages that compared with prior art：This practicality
Novel pin simplifies the structure of heat pump, reduces the structure that increasing enthalpy etc. is suitable for low temperature environment, to reduce the cost of product, and
And repair, maintenance are simply.In addition, although the utility model structure is relatively easy, stabilization can be still generated under non-cryogenic environment
Hot water.
Description of the drawings：
Fig. 1 is the structural schematic diagram of the utility model.
Specific implementation mode：
The utility model is further illustrated with reference to specific embodiments and the drawings.
As shown in Figure 1, the utility model is a kind of simple heat pump water-heating machine comprising：Compressor for refrigerant compression
1, four-way valve 2, heat exchanger 3, gas-liquid separator 4, evaporator 5 and electric expansion valve 6.
The heat exchanger 3 includes refrigerant passage and water channel, and the refrigerant passage entrance of wherein heat exchanger 3 passes through four-way
Valve 2 is connected to the refrigerant exit of compressor 1, and the outlet of 3 refrigerant passage of heat exchanger is connected to by electric expansion valve 6 with evaporator 5；
The evaporator 5 is connected to by four-way valve 2 with gas-liquid separator 4, while the gas-liquid separator 4 and 1 refrigerant inlet of compressor
Connection.
It is disposed with exhaust gas temperature sensor 12, high-pressure between 1 refrigerant exit of compressor and four-way valve 2
Switch 13, high-pressure manometer 14.
It is disposed between the gas-liquid separator 4 and the refrigerant inlet of compressor 1：Low pressure gauge 15, low pressure
Pressure switch 16, suction temperature sensor 17.
The heat exchanger 3 is double pipe heat exchanger, its working principle is that：Pass through the refrigerant for the high temperature and pressure that compressor generates
Entered by the refrigerant inlet 33 of heat exchanger 3, is then discharged by refrigerant exit 34 by refrigerant passage.Cold water is by water feed inlet 31
Into being discharged by service water outlet 32 after water channel.Refrigerant passage and water channel are mutually arranged, so the heat of refrigerant
Constantly cold water is gradually heated up by conduction into supplying water.
The evaporator 5 is finned evaporator, and is additionally provided with axial flow blower 51 on the evaporator 5.
The utility model is described in detail with reference to the workflow of the utility model.
Utility model works mode is as follows：
First, 1 compression refrigerant of compressor forms high temperature and pressure refrigerant, and high temperature and pressure refrigerant passes through exhaust gas temperature sensor
12, high-pressure switch 13, high-pressure manometer 14 flow into four-way valve 2, enter from the refrigerant of inflow heat exchanger 3 after the outflow of four-way valve 2
Mouth 33, then exit into electric expansion valve 6 from the refrigerant exit 34 of heat exchanger 3.After throttling and evaporation being carried out by electric expansion valve 6
Into evaporator 5, the gas-liquid separator 4 is flowed by four-way valve 2 after the outflow of evaporator 5, after the outflow of gas-liquid separator 4
The entrance for entering compressor 1 by low pressure gauge 15, low pressure switch 16, suction temperature sensor 17, one is formed with this
A cycle.In above process, constantly there is the water channel of cold water inflow heat exchanger 3, and the high temperature and pressure for flowing through heat exchanger 3 is cold
Matchmaker then exchanges heat with cold water, and heat exchanger 3 is enable to supply high-temperature-hot-water.
Certainly, it is not to implement to limit the utility model the foregoing is merely specific embodiment of the utility model
Range, it is all according to the equivalent change or modification that structure, feature and principle is done described in present utility model application the scope of the claims, it should all wrap
It includes in present utility model application the scope of the claims.
Claims (5)
1. simple heat pump water-heating machine comprising：For refrigerant compression compressor (1), heat exchanger (3), gas-liquid separator (4),
Evaporator (5) and electric expansion valve (6), it is characterised in that：
The heat exchanger (3) includes refrigerant passage and water channel, and the refrigerant passage entrance of wherein heat exchanger (3) passes through four-way
Valve (2) is connected to the refrigerant exit of compressor (1), and the outlet of heat exchanger (3) refrigerant passage passes through electric expansion valve (6) and evaporation
Device (5) is connected to；
The evaporator (5) is connected to by four-way valve (2) with gas-liquid separator (4), while the gas-liquid separator (4) and compression
Machine (1) refrigerant inlet is connected to.
2. simple heat pump water-heating machine according to claim 1, it is characterised in that：The heat exchanger (3) is casing type heat exchanging
The refrigerant of device, the high temperature and pressure generated by compressor (1) is flowed through by the refrigerant passage of heat exchanger (3), and cold water is by water channel
It flows through, refrigerant passage and water channel are mutually arranged, and in heat constantly conduction to the water channel for enabling refrigerant, cold water is gradually added
Heat.
3. simple heat pump water-heating machine according to claim 2, it is characterised in that：The evaporator (5) is finned evaporation
Device, and it is additionally provided with axial flow blower (51) on the evaporator (5).
4. the simple heat pump water-heating machine according to any one of claim 1-3, it is characterised in that：The compressor
(1) exhaust gas temperature sensor (12), high-pressure switch (13), high pressure are disposed between refrigerant exit and four-way valve (2)
Pressure gauge (14).
5. the simple heat pump water-heating machine according to any one of claim 1-3, it is characterised in that：The gas-liquid separation
It is disposed between device (4) and the refrigerant inlet of compressor (1)：Low pressure gauge (15), low pressure switch (16), return-air
Temperature sensor (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820278441.1U CN207990976U (en) | 2018-02-27 | 2018-02-27 | Simple heat pump water-heating machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820278441.1U CN207990976U (en) | 2018-02-27 | 2018-02-27 | Simple heat pump water-heating machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207990976U true CN207990976U (en) | 2018-10-19 |
Family
ID=63826006
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820278441.1U Active CN207990976U (en) | 2018-02-27 | 2018-02-27 | Simple heat pump water-heating machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207990976U (en) |
-
2018
- 2018-02-27 CN CN201820278441.1U patent/CN207990976U/en active Active
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