CN206929984U - A kind of heat pump water-heating machine defrosting control system device - Google Patents
A kind of heat pump water-heating machine defrosting control system device Download PDFInfo
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- CN206929984U CN206929984U CN201720590465.6U CN201720590465U CN206929984U CN 206929984 U CN206929984 U CN 206929984U CN 201720590465 U CN201720590465 U CN 201720590465U CN 206929984 U CN206929984 U CN 206929984U
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- heat exchanger
- liquid
- valve
- way reversing
- defrosting
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Abstract
The utility model discloses a kind of heat pump water-heating machine defrosting control system device, including liquid reservoir, leaving water temperature sensors, double pipe heat exchanger, gas-liquid separator, control cabinet, four-way reversing valve, compressor, finned heat exchanger, axial flow blower, liquid-dividing head, defrosting capillary, heating power expansion valve, check valve, device for drying and filtering；It is characterized in that：Liquid reservoir is connected with double pipe heat exchanger, device for drying and filtering, leaving water temperature sensors are installed on double pipe heat exchanger hot water outlet, compressor is connected with gas-liquid separator, control cabinet is connected with leaving water temperature sensors, four-way reversing valve, compressor, axial flow blower, finned heat exchanger is connected with four-way reversing valve, liquid-dividing head is installed and finned heat exchanger outside, defrosting capillary, heating power expansion valve are connected with liquid-dividing head, check valve is connected with defrosting capillary, and device for drying and filtering is connected with heating power expansion valve.The utility model has the advantages that：Whether energy accurate judgement unit carries out defrosting, prevents energy waste.
Description
Technical field
It the utility model is related to a kind of defrosting control system device field, and in particular to a kind of heat pump water-heating machine defrosting control
System and device.
Background technology
With developing rapidly for heat pump water-heating machine technology, heat pump water-heating machine is widely used in the every field of life；It is existing
Some heat pump water-heating machines operationally, by finned heat exchanger and ambient temperature differences and run time judge whether defrosting, but by
Constantly change in region and use environment epidemic disaster, often malfunction, cause the waste of the energy；The utility model
A kind of heat pump water-heating machine defrosting control system device proposed, can effectively solve these problems, using frost thickness to axle
The influence of flow fan electric current judges whether defrosting, and heat pump water-heating machine is run at low ambient temperatures, when finned heat exchanger has frost
During layer, heat exchange efficiency reduces, windage increase, and the running current of axial flow blower becomes big, and frost layer is thicker, and its running current is bigger；
Solve because region and the change of use environment epidemic disaster cause unit to malfunction, cause energy waste.
The content of the invention
The utility model is mainly solving the technical problems that provide a kind of heat pump water-heating machine defrosting control system device, utilization
Influence of the frost thickness to axial flow blower electric current judges whether defrosting, and heat pump water-heating machine is run at low ambient temperatures, works as fin
When heat exchanger has frost layer, finned heat exchanger heat exchange efficiency reduces, windage increase, and the running current of axial flow blower becomes big, and frost
Layer is thicker, and axial flow blower running current is bigger；Solve because region and the change of use environment epidemic disaster cause unit malfunction
Make, cause energy waste.
In order to solve the above technical problems, a kind of technical scheme that the utility model uses is：A kind of heat pump water-heating machine defrosting
Control system device, including liquid reservoir, leaving water temperature sensors, double pipe heat exchanger, gas-liquid separator, control cabinet, four-way change
To valve, compressor, finned heat exchanger, axial flow blower, liquid-dividing head, defrosting capillary, heating power expansion valve, check valve, dry filter
Device；It is characterized in that：The liquid reservoir is connected with double pipe heat exchanger, device for drying and filtering, and leaving water temperature sensors are installed on set
Pipe heat exchanger hot water outlet, four-way reversing valve are connected with double pipe heat exchanger, and compressor is connected with gas-liquid separator
Connect, control cabinet is connected with leaving water temperature sensors, four-way reversing valve, compressor, axial flow blower by wire, finned heat exchanger
It is connected with four-way reversing valve, liquid-dividing head installation and finned heat exchanger outside, defrosting capillary, heating power expansion valve and liquid-dividing head phase
Connection, check valve are connected with defrosting capillary, and device for drying and filtering is connected with heating power expansion valve, check valve.
The beneficial effects of the utility model are：Judge whether to melt using influence of the frost thickness to axial flow blower electric current
Frost, heat pump water-heating machine are run at low ambient temperatures, and when finned heat exchanger has frost layer, finned heat exchanger heat exchange efficiency reduces,
Windage increases, and the running current of axial flow blower becomes big, and frost layer is thicker, and axial flow blower running current is bigger；Solve because of region
Property and use environment epidemic disaster change cause unit to malfunction, cause energy waste.
Brief description of the drawings
Fig. 1 is systematic schematic diagram of the present utility model.
It is attached：The mark of each part is as follows in figure：1 liquid reservoir, 2 leaving water temperature sensors, 3 double pipe heat exchangers, 4 gas
Liquid/gas separator, 5 control cabinets, 6 four-way reversing valves, 7 compressors, 8 finned heat exchangers, 9 axial flow blowers, 10 liquid-dividing heads, 11
Defrosting capillary, 12 heating power expansion valves, 13 check valves, 14 devices for drying and filtering.
Embodiment
Preferred embodiment of the present utility model is described in detail below in conjunction with the accompanying drawings, so that the advantages of the utility model
It is easier to be readily appreciated by one skilled in the art with feature, it is apparent clear and definite so as to be made to the scope of protection of the utility model
Define.
Referring to Fig. 1, the utility model embodiment includes：A kind of heat pump water-heating machine defrosting control system device, including storage
Liquid device 1, leaving water temperature sensors 2, double pipe heat exchanger 3, gas-liquid separator 4, control cabinet 5, four-way reversing valve 6, compressor 7,
Finned heat exchanger 8, axial flow blower 9, liquid-dividing head 10, defrosting capillary 11, heating power expansion valve 12, check valve 13, device for drying and filtering
14；It is characterized in that：The liquid reservoir 1 is connected with double pipe heat exchanger 3, device for drying and filtering 14, and leaving water temperature sensors 2 are installed
In the hot water outlet of double pipe heat exchanger 3, four-way reversing valve 6 is connected with double pipe heat exchanger 3, compressor 7 and gas-liquid point
It is connected from device 4, control cabinet 5 passes through wire phase with leaving water temperature sensors 2, four-way reversing valve 6, compressor 7, axial flow blower 9
Connection, finned heat exchanger 8 are connected with four-way reversing valve 6, the installation of liquid-dividing head 10 and the outside of finned heat exchanger 8, defrosting capillary
11st, heating power expansion valve 12 is connected with liquid-dividing head 10, and check valve 13 is connected with defrosting capillary 11, device for drying and filtering 14 and heat
Power expansion valve 12, check valve 13 are connected.
Operation principle of the present utility model is：When the present apparatus heats, compressor 7 is by the low-temperature low-pressure refrigerant steam of suction
After being compressed to high temperature and high pressure gas state, through the sleeve pipe formula heat exchanger 3 of four-way reversing valve 6, refrigerant is released heat and is condensed into
Liquid, institute's liberated heat are transmitted to the water flowed through in double pipe heat exchanger 3, and water absorbs heat and is sent into use by flow pipe through water pump
Family end；The refrigerant of liquid is condensed into by liquid reservoir 1, device for drying and filtering 14, is changed into after the reducing pressure by regulating flow of heating power expansion valve 12
The gas-liquid mixture phase of low-temp low-pressure, it is evenly distributed to through liquid-dividing head 10 in finned heat exchanger 8, absorption flows through finned heat exchanger 8
Heat in superficial air, is changed into gaseous refrigerant；Enter through four-way reversing valve 6 and the return compressor 7 of gas-liquid separator 4 next
Individual circulation；During defrosting, four-way reversing valve 6 commutates, and axial flow blower 9 is out of service, and compressor 7 is by the low-temperature low-pressure refrigerant of suction
Both vapor compression enters finned heat exchanger 8, refrigerant releases heat condensation to after high temperature and high pressure gas state through four-way reversing valve 6
For liquid, institute's liberated heat is used for melting the frost layer on finned heat exchanger 8；The refrigerant of liquid is condensed into through defrosting capillary
It is changed into the gas-liquid mixture phase of low-temp low-pressure after 11 reducing pressure by regulating flow, through check valve 13, device for drying and filtering 14, liquid reservoir 1, into set
In pipe heat exchanger 3, the heat for flowing through the water of double pipe heat exchanger 3 is absorbed, is changed into gaseous refrigerant, it is gentle through four-way reversing valve 6
Liquid/gas separator 4 returns to compressor 7 and enters next circulation；Heat pump water-heating machine is run at low ambient temperatures, when the knot of finned heat exchanger 8
When having frost layer, the heat exchange efficiency of finned heat exchanger 8 reduces, windage increase, and the running current of axial flow blower 9 becomes big, and frost layer is thicker,
The running current of axial flow blower 9 is bigger；Solve because region and the change of use environment epidemic disaster cause unit to malfunction, cause
Energy waste.
Embodiment of the present utility model is the foregoing is only, not thereby limits the scope of the claims of the present utility model, it is every
The equivalent structure or equivalent flow conversion made using the utility model specification and accompanying drawing content, or other phases are used in indirectly
The technical field of pass, similarly it is included in the utility model patent protection domain.
Claims (1)
- The control system device 1. a kind of heat pump water-heating machine defrosts, including liquid reservoir, leaving water temperature sensors, double pipe heat exchanger, Gas-liquid separator, control cabinet, four-way reversing valve, compressor, finned heat exchanger, axial flow blower, liquid-dividing head, defrosting capillary, heat Power expansion valve, check valve, device for drying and filtering；It is characterized in that：The liquid reservoir and double pipe heat exchanger, device for drying and filtering phase Even, leaving water temperature sensors are installed on double pipe heat exchanger hot water outlet, and four-way reversing valve is connected with double pipe heat exchanger Connect, compressor is connected with gas-liquid separator, control cabinet and leaving water temperature sensors, four-way reversing valve, compressor, axial flow blower It is connected, finned heat exchanger is connected with four-way reversing valve, liquid-dividing head installation and finned heat exchanger outside, defrosting capillary, heat Power expansion valve is connected with liquid-dividing head, and check valve is connected with defrosting capillary, device for drying and filtering and heating power expansion valve, check valve It is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720590465.6U CN206929984U (en) | 2017-05-25 | 2017-05-25 | A kind of heat pump water-heating machine defrosting control system device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720590465.6U CN206929984U (en) | 2017-05-25 | 2017-05-25 | A kind of heat pump water-heating machine defrosting control system device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206929984U true CN206929984U (en) | 2018-01-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720590465.6U Active CN206929984U (en) | 2017-05-25 | 2017-05-25 | A kind of heat pump water-heating machine defrosting control system device |
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| CN (1) | CN206929984U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107166720A (en) * | 2017-05-25 | 2017-09-15 | 泰豪科技股份有限公司 | A kind of heat pump water-heating machine defrosting control system device |
-
2017
- 2017-05-25 CN CN201720590465.6U patent/CN206929984U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107166720A (en) * | 2017-05-25 | 2017-09-15 | 泰豪科技股份有限公司 | A kind of heat pump water-heating machine defrosting control system device |
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