CN206459381U - Air-cooled heat pump constant temperature dehumidification band recuperation of heat unit - Google Patents
Air-cooled heat pump constant temperature dehumidification band recuperation of heat unit Download PDFInfo
- Publication number
- CN206459381U CN206459381U CN201621493134.2U CN201621493134U CN206459381U CN 206459381 U CN206459381 U CN 206459381U CN 201621493134 U CN201621493134 U CN 201621493134U CN 206459381 U CN206459381 U CN 206459381U
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- valve
- heat
- output end
- heat exchanger
- constant temperature
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- Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
Abstract
The utility model discloses a kind of air-cooled heat pump constant temperature dehumidification band recuperation of heat unit, including：Compressor, hot gas bypass valve, four-way reversing valve, outdoor air cooling heat exchanger, check valve, Type B ball valve one, Type B ball valve two, four-way valve, evaporator fin and fin heat regenerator, the output end of the compressor connects the four-way reversing valve, and one of output end of the four-way reversing valve is connected with the input of the outdoor air cooling heat exchanger, another output end of the four-way reversing valve is connected by the Type B ball valve one with the evaporator fin, the output end of the compressor is also connected to the output end of the outdoor air cooling heat exchanger by the hot gas bypass valve, the output end of the outdoor air cooling heat exchanger is sequentially connected the check valve, Type B ball valve two, it is connected after four-way valve with the fin heat regenerator.The utility model is a kind of air-cooled heat pump constant temperature dehumidification for preventing outdoor air cooling heat exchanger frosting with recuperation of heat unit.
Description
Technical field
The utility model is related to heat-pump air-conditioner technical group field, more particularly to one kind prevents outdoor air cooling heat exchanger frosting
Air-cooled heat pump constant temperature dehumidification band recuperation of heat unit.
Background technology
Heat pump type air conditioner unit is in winter heating, because of extraneous humiture reason, environment temperature less than 5 degree with
Possible frosting when lower, with the thickening of adding of frost layer, the effect of heat exchanger heat absorption is gradually reduced, so that influence heat exchanger to absorb heat,
Long will cause unit low pressure alarming, and compressor shutdown will greatly influence heating effect.
Utility model content
The purpose of this utility model, which is to provide, a kind of prevents the air-cooled heat pump constant temperature dehumidification band of outdoor air cooling heat exchanger frosting
Recuperation of heat unit.
To achieve these goals, the technical scheme of the utility model offer is：A kind of air-cooled heat pump constant temperature dehumidification is provided
Band recuperation of heat unit, including：Compressor, hot gas bypass valve, four-way reversing valve, outdoor air cooling heat exchanger, check valve, Type B ball valve
First, Type B ball valve two, four-way valve, evaporator fin and fin heat regenerator, the output end of the compressor connect the four-way and changed
To valve, and one of output end of the four-way reversing valve is connected with the input of the outdoor air cooling heat exchanger, and described four
Another output end of logical reversal valve is connected by the Type B ball valve one with the evaporator fin, the output of the compressor
End is also connected to the output end of the outdoor air cooling heat exchanger by the hot gas bypass valve, the outdoor air cooling heat exchanger it is defeated
Go out end and be sequentially connected after the check valve, Type B ball valve two, four-way valve and be connected with the fin heat regenerator.
Also include high-pressure reservoir and heat capillary, the outlet of the check valve is also connected with the high-pressure reservoir and institute
State and heat capillary, the outlet for heating capillary takes back the input port of the check valve.
Also include gas-liquid separator, device for drying and filtering and heating power expansion valve, the delivery outlet of the fin heat regenerator is connected
Be sequentially connected after the device for drying and filtering and the heating power expansion valve Type B ball valve one, four-way reversing valve, gas-liquid separator and
Compressor.
Also include aerofoil fan, the aerofoil fan is on the outdoor air cooling heat exchanger.
Also include filter, blower fan and motor, the motor drives the blower fan to rotate, and the filter is located at the wing
Between piece heat regenerator and the blower fan.
Due in the utility model air-cooled heat pump constant temperature dehumidification band recuperation of heat unit, to avoid indoor temperature during heating from going out
Existing larger fluctuation, is improved to defrosting mode hereby：When meeting defrosting condition, one is bypassed from the exhaust outlet of the compressor
Stream is to the outdoor air cooling heat exchanger, and the heat brought using the high temperature refrigerant of bypass flow path directly heats to remove to frost layer
Frost, now the heat absorption pattern of outdoor unit do not change, the influence to heating it is small arrive negligible degree.When defrost termination condition
After reaching, bypass flow path is closed.Unit still works by original mode.
By following description and with reference to accompanying drawing, the utility model will become more fully apparent, and these accompanying drawings are used to explain this
The embodiment of utility model.
Brief description of the drawings
Fig. 1 is the schematic diagram of the one embodiment of the utility model air-cooled heat pump constant temperature dehumidification with recuperation of heat unit.
Embodiment
Element numbers similar in embodiment of the present utility model, accompanying drawing, which are described, with reference now to accompanying drawing represents similar member
Part.As described above, as shown in figure 1, the air-cooled heat pump constant temperature dehumidification band recuperation of heat unit 100 that the utility model embodiment is provided,
Including：Compressor 1, hot gas bypass valve 3, four-way reversing valve 4, outdoor air cooling heat exchanger 5, check valve 6, Type B ball valve 1, Type B ball
Valve 28, four-way valve 10, evaporator fin 11 and fin heat regenerator 12, the output end of the compressor 1 connect the four-way
Reversal valve 4, and one of output end of the four-way reversing valve 4 is connected with the input of the outdoor air cooling heat exchanger 5, institute
Another output end for stating four-way reversing valve 4 is connected by the Type B ball valve 1 with the evaporator fin 11, the compression
The output end of machine 1 is also connected to the output end of the outdoor air cooling heat exchanger 5, the outdoor wind by the hot gas bypass valve 3
The output end of cold heat exchanger 5 is sequentially connected after the check valve 6, Type B ball valve 28, four-way valve 10 and the fin heat regenerator
12 connections.
In one embodiment, as shown in figure 1, also include high-pressure reservoir 15 and heat capillary 16, the check valve 6
Outlet is also connected with the high-pressure reservoir 15 and heats capillary 16 with described, and the outlet for heating capillary 16 takes back the list
To the input port of valve 6.
In one embodiment, as shown in figure 1, also include gas-liquid separator 17, device for drying and filtering 13 and heating power expansion valve 14,
The delivery outlet of the fin heat regenerator 12 is sequentially connected institute after connecting the device for drying and filtering 13 and the heating power expansion valve 14
State Type B ball valve 1, four-way reversing valve 4, gas-liquid separator 17 and compressor 1.
In one embodiment, as shown in figure 1, also including aerofoil fan 2, the aerofoil fan 2 is air-cooled located at the outdoor
On heat exchanger 5.
In one embodiment, as shown in figure 1, also including filter 18, blower fan 19 and motor 20, the motor 20 drives institute
State blower fan 19 to rotate, the filter 18 is located between the fin heat regenerator 12 and the blower fan 19.
With reference to Fig. 1, because in the utility model air-cooled heat pump constant temperature dehumidification band recuperation of heat unit 100, its structure includes
Two square frame 50a and 50b, 50a are outdoor machine part, and 50b is indoor set part, and outdoor machine part mainly includes compressor 1
With the outdoor grade of air cooling heat exchanger 5 part, and indoor set part mainly include evaporator fin 11, fin heat regenerator 12, blower fan,
The parts such as motor, to avoid indoor temperature during heating from larger fluctuation occur, are improved to defrosting mode hereby：Defrosted when meeting
During condition, a stream is bypassed to the outdoor air cooling heat exchanger 5 from the exhaust outlet of the compressor 1, the height of bypass flow path is utilized
The heat that warm refrigerant is brought directly heats to defrost to frost layer, and now the heat absorption pattern of outdoor unit does not change, to the shadow of heating
Ring small to negligible degree.After defrost termination condition reaches, bypass flow path is closed.Unit still presses original mode work
Make.
Above disclosed is only preferred embodiment of the present utility model, can not limit this practicality with this certainly new
The interest field of type, therefore the equivalent variations made according to present utility model application the scope of the claims, still belong to the utility model and are covered
Scope.
Claims (5)
1. a kind of air-cooled heat pump constant temperature dehumidification band recuperation of heat unit, it is characterised in that including：Compressor, hot gas bypass valve, four-way
Reversal valve, outdoor air cooling heat exchanger, check valve, Type B ball valve one, Type B ball valve two, four-way valve, evaporator fin and fin heat are returned
Receive device, the output end of the compressor connects the four-way reversing valve, and one of output end of the four-way reversing valve with
The input connection of the outdoor air cooling heat exchanger, another output end of the four-way reversing valve passes through the Type B ball valve one
It is connected with the evaporator fin, it is air-cooled that the output end of the compressor is also connected to the outdoor by the hot gas bypass valve
The output end of heat exchanger, the output end of the outdoor air cooling heat exchanger is sequentially connected the check valve, Type B ball valve two, four-way valve
It is connected afterwards with the fin heat regenerator.
2. air-cooled heat pump constant temperature dehumidification band recuperation of heat unit as claimed in claim 1, it is characterised in that also including high pressure liquid storage
Device and capillary is heated, the outlet of the check valve is also connected with the high-pressure reservoir and heats capillary with described, described to heat
The outlet of capillary takes back the input port of the check valve.
3. air-cooled heat pump constant temperature dehumidification band recuperation of heat unit as claimed in claim 1, it is characterised in that also including gas-liquid separation
Device, device for drying and filtering and heating power expansion valve, the delivery outlet of the fin heat regenerator connect the device for drying and filtering and the heat
The Type B ball valve one, four-way reversing valve, gas-liquid separator and compressor are sequentially connected after power expansion valve.
4. air-cooled heat pump constant temperature dehumidification band recuperation of heat unit as claimed in claim 1, it is characterised in that also including axle stream wind
Fan, the aerofoil fan is on the outdoor air cooling heat exchanger.
5. air-cooled heat pump constant temperature dehumidification as claimed in claim 1 band recuperation of heat unit, it is characterised in that also including filter,
Blower fan and motor, the motor drive the blower fan to rotate, and the filter is located at the fin heat regenerator and the blower fan
Between.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621493134.2U CN206459381U (en) | 2016-12-30 | 2016-12-30 | Air-cooled heat pump constant temperature dehumidification band recuperation of heat unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621493134.2U CN206459381U (en) | 2016-12-30 | 2016-12-30 | Air-cooled heat pump constant temperature dehumidification band recuperation of heat unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206459381U true CN206459381U (en) | 2017-09-01 |
Family
ID=59697673
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621493134.2U Expired - Fee Related CN206459381U (en) | 2016-12-30 | 2016-12-30 | Air-cooled heat pump constant temperature dehumidification band recuperation of heat unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206459381U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108119437A (en) * | 2017-11-28 | 2018-06-05 | 江苏金荣森制冷科技有限公司 | The industrial constant-temperature device of hydraulic pressure bypass with adjustable relief valve |
-
2016
- 2016-12-30 CN CN201621493134.2U patent/CN206459381U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108119437A (en) * | 2017-11-28 | 2018-06-05 | 江苏金荣森制冷科技有限公司 | The industrial constant-temperature device of hydraulic pressure bypass with adjustable relief valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170901 Termination date: 20191230 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |