CN208968083U - Heat pump system with heating defrosting function - Google Patents
Heat pump system with heating defrosting function Download PDFInfo
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- CN208968083U CN208968083U CN201821029026.9U CN201821029026U CN208968083U CN 208968083 U CN208968083 U CN 208968083U CN 201821029026 U CN201821029026 U CN 201821029026U CN 208968083 U CN208968083 U CN 208968083U
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- heating
- working medium
- heat exchanger
- pump system
- medium heater
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 54
- 238000010257 thawing Methods 0.000 title claims abstract description 29
- 239000003507 refrigerant Substances 0.000 claims abstract description 32
- 238000005485 electric heating Methods 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical group [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 239000004411 aluminium Substances 0.000 claims description 3
- 238000004512 die casting Methods 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000001704 evaporation Methods 0.000 description 7
- 230000008020 evaporation Effects 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 238000004378 air conditioning Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000008676 import Effects 0.000 description 2
- 230000002337 anti-port Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Abstract
The utility model belongs to technical field of heat pumps, specifically there is the heat pump system of heating defrosting function, including compressor, four-way valve, First Heat Exchanger, throttling set and the second heat exchanger being connected to by medium circulation pipeline, it is characterized in that, it further include the working medium heater for heating refrigerant, working medium heater is connected between throttling set and First Heat Exchanger or the second heat exchanger.The beneficial effect of the application is, the series connection working medium heater between throttling set and indoor heat exchanger, low temperature refrigerant after throttling can be heated, so that the refrigerant temperature after heating is close with indoor environment temperature, it avoids excessive temperature differentials and indoor heat exchanger is caused the phenomenon that hazes occur, moreover, can be avoided that defrosting time is very long, defrosting is not thorough and unit failure rate and the big problem of repair rate.
Description
Technical field
The utility model belongs to technical field of heat pumps, specifically has the heat pump system of heating defrosting function.
Background technique
Through market survey, heat pump system meeting frosting when low temperature and high relative humidity environment is run, by taking air-conditioning system as an example, winter is run
When the heat exchanger surface that is located outside can frosting, system defrosting is by antiport heat pump system to change what is be located outside
Hot device surface is defrosted, and the refrigerant temperature after throttling during defrosting is very low and room temperature difference is larger, is entered the room and is changed
It will appear the phenomenon that hazes when hot device, in addition, since the low i.e. evaporating temperature of winter room temperature is lower, and in order not to make Indoor Temperature
Spend low, the blower of indoor heat exchanger does not start when defrosting, therefore causes indoor heat exchanger to be unable to fully evaporation endothermic and then make
There is no enough waste heats to defrost at outdoor heat exchanger, causes defrosting time very long and defrosting is not thorough problem, moreover,
System is run in ultralow-temperature operation conditions will cause system compresses because evaporating temperature is relatively low than increasing, and it is reliable for operation to directly influence unit
Property use, increase unit failure rate and repair rate.
Utility model content
For overcome the deficiencies in the prior art, the purpose of this utility model is to provide the heat pumps with heating defrosting function
System.
In order to solve the above technical problems, the technical solution that there is the utility model the heat pump system of heating defrosting function to use
It is:
Heat pump system with heating defrosting function, including compressor, the four-way valve, the being connected to by medium circulation pipeline
One heat exchanger, throttling set and the second heat exchanger, further include the working medium heater for heating refrigerant, and working medium heater is connected on
Between throttling set and First Heat Exchanger or the second heat exchanger.
Preferably, the working medium heater includes refrigerant pipe and heating tube, and the refrigerant pipe and heating tube are mutually close to set
It sets can directly exchange heat, or, the refrigerant pipe and heating tube carry out thermally conductive connection by Heat Conduction Material with being capable of indirect heat exchange.
Preferably, the refrigerant pipe and heating tube are helical structure.
Preferably, the working medium heater further includes the conductive structure being made from a material that be thermally conductive, the refrigerant pipe and heating
The conductive structure is wrapped up in gap and external filling between pipe.
Preferably, the conductive structure is aluminium die casting block.
Preferably, the heating tube is electric heating tube, and the port of electric heating tube is connected to power supply.
Preferably, it is additionally provided with temperature detect switch (TDS) and/or temperature sensor on the working medium heater, the temperature detect switch (TDS) can
The heating temperature range of working medium heater is controlled, the temperature sensor can measure the temperature of refrigerant in working medium heater
Controller is spent and is transmitted to, thus the heating of controlled medium heater starting or stopping heating.
Preferably, the temperature detect switch (TDS) is 5-120 DEG C to the heating and temperature control range of working medium heater.
Compared to the prior art, there is the utility model the beneficial effect of the heat pump system of heating defrosting function to be: save
Working medium heater of connecting between device and indoor heat exchanger is flowed, the low temperature refrigerant after throttling can be heated, so that after heating
Refrigerant temperature be close with indoor environment temperature, avoid excessive temperature differentials and indoor heat exchanger caused the phenomenon that hazes occur, moreover,
Refrigerant is heated in circulation line by working medium heater, compensate for defrosting during indoor heat exchanger be unable to fully evaporation endothermic into
And outdoor heat exchanger is caused not have the problem of enough waste heats are defrosted, to avoid defrosting time very long and defrost to be not thorough
Problem occurs, and also avoids system and causes system compresses than increasing and then increasing due to evaporating temperature is relatively low in ultralow-temperature operation conditions operation
The problem of adding unit failure rate and repair rate.
It is described further below with reference to effect of the attached drawing to the design of the utility model, specific structure and generation, with
It is completely understood by the purpose of this utility model, feature and effect.
Detailed description of the invention
Fig. 1 is the heat pump system schematic diagram that the utility model has heating defrosting function；
Fig. 2 is the structural schematic diagram of working medium heater in Fig. 1.
Wherein: compressor 1, four-way valve 2, outdoor heat exchanger 3, throttling set 4, indoor heat exchanger 5, working medium heater 6 are cold
Matchmaker's pipe 61, heating tube 62, power supply line 621, conductive structure 63, temperature detect switch (TDS) 64.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below by taking air-conditioning system as an example,
In conjunction with accompanying drawings and embodiments, the present invention will be further described in detail.It should be appreciated that saying the specific implementation of description herein
Example is used only for explaining the utility model, is not used to limit the utility model.
As shown in Figure 1, there is the heat pump system of heating defrosting function, including the compressor being connected to by medium circulation pipeline
1, four-way valve 2, outdoor heat exchanger 3 (being equivalent to First Heat Exchanger), throttling set 4 and indoor heat exchanger 5 (are equivalent to the second heat exchange
Device), it further include the working medium heater 6 for heating refrigerant, working medium heater 6 is connected on the outlet of throttling set 4 and interior is changed
Between the import of hot device 5.The series connection working medium heater 6 between throttling set 4 and indoor heat exchanger, can be to the low temperature cold after throttling
Matchmaker heats, so that the refrigerant temperature after heating is close with indoor environment temperature, avoids excessive temperature differentials and interior is caused to be changed
There is the phenomenon that hazes in hot device, moreover, refrigerant is heated in circulation line by working medium heater 6, compensates for interior during defrosting
Heat exchanger, which is unable to fully evaporation endothermic and in turn results in outdoor heat exchanger, does not have the problem of enough waste heats are defrosted, to avoid removing
The white time is very long and defrosting is not thorough problem, also avoids system and runs due to evaporating temperature is relatively low in ultralow-temperature operation conditions
Cause the problem of system compresses are than increasing and then adding unit failure rate and repair rate.
As preferred embodiment, as shown in Fig. 2, working medium heater 6 includes refrigerant pipe 61 and heating tube 62, refrigerant pipe
61 and heating tube 62 be helical structure, refrigerant pipe 61 and heating tube 62 mutually are close to be arranged can directly exchange heat, refrigerant pipe 61
Two arrows of port respectively indicate import direction and the export direction of refrigerant.
As preferred embodiment, as shown in Fig. 2, working medium heater 6 further includes the thermally conductive knot being made from a material that be thermally conductive
Structure 63, gap and external filling package conductive structure 63 between refrigerant pipe 61 and heating tube 62, preferably conductive structure 63 is aluminium
Die casting block.
As preferred embodiment, as shown in Fig. 2, heating tube 62 is electric heating tube, the port of electric heating tube, which is equipped with, to be connected
The power supply line 621 in energization source.
As preferred embodiment, as shown in Fig. 2, being additionally provided with temperature detect switch (TDS) 64 and/or temperature biography on working medium heater 6
Sensor, temperature detect switch (TDS) 64 can control the heating temperature range of working medium heater 6, and temperature detect switch (TDS) 64 is to working medium heater
The heating and temperature control range of interior refrigerant is 5-120 DEG C；Temperature sensor can measure the temperature of refrigerant in working medium heater 6 simultaneously
It is transmitted to controller, thus the starting of controlled medium heater 6 heating or stopping heating.
The preferred embodiment of the utility model is given in attached drawing.But the utility model can be with many different shapes
Formula is realized, however it is not limited to this specification described embodiment.On the contrary, purpose of providing these embodiments is makes to this reality
Understanding with novel disclosure is more thorough and comprehensive.
Claims (8)
1. there is the heat pump system of heating defrosting function, including compressor, the four-way valve, first being connected to by medium circulation pipeline
Heat exchanger, throttling set and the second heat exchanger, which is characterized in that further include the working medium heater for heating refrigerant, working medium adds
Hot device is connected between throttling set and First Heat Exchanger or the second heat exchanger.
2. the heat pump system with heating defrosting function according to claim 1, which is characterized in that the working medium heater
Including refrigerant pipe and heating tube, the refrigerant pipe and heating tube are mutually close to be arranged can directly exchange heat, or, the refrigerant pipe
Thermally conductive connection is carried out with being capable of indirect heat exchange by Heat Conduction Material with heating tube.
3. it is according to claim 2 have heating defrosting function heat pump system, which is characterized in that the refrigerant pipe and plus
Heat pipe is helical structure.
4. the heat pump system with heating defrosting function according to claim 2, which is characterized in that the working medium heater
It further include the conductive structure being made from a material that be thermally conductive, described in the gap and external filling package between the refrigerant pipe and heating tube
Conductive structure.
5. the heat pump system with heating defrosting function according to claim 4, which is characterized in that the conductive structure is
Aluminium die casting block.
6. the heat pump system with heating defrosting function according to claim 2, which is characterized in that the heating tube is electricity
The port of heat-generating pipe, electric heating tube is connected to power supply.
7. the heat pump system with heating defrosting function according to claim 1, which is characterized in that the working medium heater
On be additionally provided with temperature detect switch (TDS) and/or temperature sensor, the temperature detect switch (TDS) can heating temperature range to working medium heater into
Row control, the temperature sensor can measure the temperature of refrigerant in working medium heater and be transmitted to controller, thus controlled medium
Heater starting heating stops heating.
8. the heat pump system with heating defrosting function according to claim 7, which is characterized in that the temperature detect switch (TDS) pair
The heating and temperature control range of working medium heater is 5-120 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821029026.9U CN208968083U (en) | 2018-07-02 | 2018-07-02 | Heat pump system with heating defrosting function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821029026.9U CN208968083U (en) | 2018-07-02 | 2018-07-02 | Heat pump system with heating defrosting function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208968083U true CN208968083U (en) | 2019-06-11 |
Family
ID=66748197
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821029026.9U Active CN208968083U (en) | 2018-07-02 | 2018-07-02 | Heat pump system with heating defrosting function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208968083U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108759154A (en) * | 2018-07-02 | 2018-11-06 | 广东纽恩泰新能源科技发展有限公司 | A kind of heat pump system with heating defrosting function |
-
2018
- 2018-07-02 CN CN201821029026.9U patent/CN208968083U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108759154A (en) * | 2018-07-02 | 2018-11-06 | 广东纽恩泰新能源科技发展有限公司 | A kind of heat pump system with heating defrosting function |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 510000 No. 125, CHUANGYOU Road, Xintang Town, Zengcheng, Guangzhou, Guangdong (in the core area of Zengcheng economic and Technological Development Zone) Patentee after: Guangdong Newente New Energy Technology Co.,Ltd. Country or region after: China Address before: No.125 CHUANGYOU Road, Xintang Town, Zengcheng, Guangzhou, Guangdong 511340 (in the core area of Zengcheng economic and Technological Development Zone) Patentee before: GUANGDONG NEW ENERGY TECHNOLOGY DEVELOPMENT Co.,Ltd. Country or region before: China |
|
| CP03 | Change of name, title or address |