CN206274216U - A kind of heat pump type air conditioning system and its heat pump air conditioner - Google Patents
A kind of heat pump type air conditioning system and its heat pump air conditioner Download PDFInfo
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- CN206274216U CN206274216U CN201621167147.0U CN201621167147U CN206274216U CN 206274216 U CN206274216 U CN 206274216U CN 201621167147 U CN201621167147 U CN 201621167147U CN 206274216 U CN206274216 U CN 206274216U
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Abstract
The utility model is related to refrigeration and air-conditioning technical field, discloses a kind of heat pump type air conditioning system and its heat pump air conditioner, including：Indoor heat exchanger, outdoor heat exchanger, compressor, reversing arrangement and heat-exchange device, reversing arrangement includes first, second mouthful, 3rd mouthful and the 4th mouthful, heat-exchange device is provided with the first heat-exchange tube and the second heat-exchange tube, first is connected with the outlet of compressor, second mouthful of first heat-exchange tube by heat-exchange device is connected with outdoor heat exchanger, 3rd mouthful is connected with the entrance of compressor, 4th mouthful of the second heat-exchange tube by heat-exchange device is connected with indoor heat exchanger, indoor heat exchanger is connected by throttling arrangement with outdoor heat exchanger, wherein, heat-exchange device can absorb and store the heat of the refrigerant flowed out from compressor, for heating the refrigerant in compressor to be sent back to.The air-conditioning system has the advantages that defrosting efficiency is high, defrosting speed is fast and does not shut down defrosting.
Description
Technical field
The utility model is related to refrigeration and air-conditioning technical field, more particularly to a kind of heat pump type air conditioning system and its heat pump air conditioner
Device.
Background technology
When air-conditioning system is run in low temperature environment with heat pump mode, can there is a problem of frosting, defrosting problem is always
The research emphasis of air conditioner industry.The formation of frost layer and influence factor are more complicated, and major influence factors have cooling surface, outdoor climate
Time of condition and work etc..When air conditioner is used in the very low environment of outdoor temperature in the winter time, the evaporating temperature of its working medium
Very low, the moisture in air easily condenses into frost in evaporator surface, especially in the phenomenon of the larger regional frosting of air humidity
It is particularly evident.
However, frosting can increase the windage of outdoor unit, the coefficient of heat conduction of heat exchanger is caused to decline, with evaporating temperature
Reduce, under certain condensation temperature, the coefficient of the heating performance of heat pump can also be reduced accordingly, so as to cause the utilization of heat energy
Rate declines.
Utility model content
(1) technical problem to be solved
The purpose of this utility model is to provide a kind of heat pump type air conditioning system and its heat pump air conditioner, to solve in the prior art
Air-conditioning system is because of easy frosting and defrosting process is slow, so as to the coefficient of heat conduction for causing heat exchanger declines, so as to influence heat
The heating performance of pump, the utilization rate for reducing heat energy.
(2) technical scheme
In order to solve the above-mentioned technical problem, according to first aspect of the present utility model, there is provided a kind of heat pump type air conditioning system, bag
Include：Indoor heat exchanger, outdoor heat exchanger, compressor, reversing arrangement and heat-exchange device, the reversing arrangement include first
Mouthful, second mouthful, the 3rd mouthful and the 4th mouthful, the heat-exchange device is provided with the first heat-exchange tube and the second heat-exchange tube, described the
Be connected with the outlet of the compressor flatly, described second mouthful by the first heat-exchange tube of the heat-exchange device and the room
External heat exchanger is connected, and described 3rd mouthful is connected with the entrance of the compressor, and described 4th mouthful by the heat-exchange device
Second heat-exchange tube is connected with the indoor heat exchanger, and the indoor heat exchanger is connected by throttling arrangement with the outdoor heat exchanger
Connect, wherein, the heat-exchange device can absorb and store the heat of the refrigerant flowed out from the compressor, for adding
Heat waits the refrigerant sent back in the compressor.
Wherein, the indoor heat exchanger and the outdoor heat exchanger pass through the first pipeline connection, on first pipeline
The throttling arrangement is provided with, wherein, there is bypass line in the regional structure of the correspondence throttling arrangement of first pipeline,
The bypass line is provided with magnetic valve.
Wherein, the heat-exchange device is heat exchanger.
Wherein, described 3rd mouthful is connected by gas-liquid separate component with the entrance of the compressor.
Wherein, the gas-liquid separate component is gas-liquid separator.
Wherein, the throttling arrangement is electric expansion valve, capillary or capillary wick.
According to second aspect of the present utility model, a kind of heat pump air conditioner, including heat pump type air conditioning system are additionally provided.
(3) beneficial effect
The heat pump type air conditioning system that the utility model is provided, compared with prior art, has the following advantages that：
The air-conditioning system of the application is higher to the temperature flowed out from compressor to realize by setting up heat-exchange device
The absorption and storage of the heat of refrigerant release, and the heat that will be absorbed to is for heating the refrigerant in compressor to be sent back to,
So as to the utilization rate for not only increasing heat, the stability that ensure that defrost process, the defrost rate for accelerating outdoor unit, meanwhile,
Also the effect for not shutting down defrost has been reached, the comfortableness in the room under low-temperature heating has been improve.
Brief description of the drawings
Fig. 1 is the overall structure diagram of the heat pump type air conditioning system of embodiments herein；
Fig. 2 is the overall structure diagram of the heat pump air conditioner of embodiments herein.
In figure, 100：Air-conditioning system；1：Indoor heat exchanger；2：Outdoor heat exchanger；3：Compressor；31：Outlet；32：Entrance；
4：Reversing arrangement；41：First；42：Second mouthful；43：3rd mouthful；44：4th mouthful；5：Heat-exchange device；6：Throttling arrangement；
1a：First pipeline；1b：Bypass line；7：Magnetic valve；8：Gas-liquid separate component；200：Heat pump air conditioner.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below
Example is used to illustrate the utility model, but is not limited to scope of the present utility model.
As shown in figure 1, Fig. 1 schematically show the air-conditioning system 100 include indoor heat exchanger 1, outdoor heat exchanger 2,
Compressor 3, reversing arrangement 4, heat-exchange device 5 and throttling arrangement 6.Wherein, the heat-exchange device 5 is provided with the first heat-exchange tube
With the second heat-exchange tube,
In embodiments herein, the reversing arrangement 4 includes 41, second mouthful 42, the 3rd mouthful 43 and the 4th of first
Mouth 44, the first 41 is connected with the outlet 31 of compressor 3, and this second mouthful 42 is handed over the first heat-exchange tube in device 5 by heat
It is connected with outdoor heat exchanger 2, the 3rd mouthful 43 is connected with the entrance 32 of compressor 3, the 4th mouthful 44 by heat-exchange device 5
The second heat-exchange tube be connected with indoor heat exchanger 1, the indoor heat exchanger 1 is connected by throttling arrangement 6 with outdoor heat exchanger 2.
Thus, an independent circulating path for refrigerant flowing is just formd, for realizing the heating of air-conditioning system 100, defrosting
And the function of refrigeration.
The heat-exchange device 5 can absorb and store the heat of the refrigerant flowed out from compressor 3, be treated for heating
The refrigerant sent back in compressor 3.So, the air-conditioning system 100 of the application is realized to from pressure by setting up heat-exchange device 5
The absorption and storage of the heat of the temperature of outflow refrigerant release higher in contracting machine 3, and the heat that will be absorbed to is for heating
Refrigerant in compressor to be sent back to 3, so as to not only increase heat utilization rate, ensure that defrost process stability, plus
The fast defrost rate of outdoor unit, meanwhile, the effect for not shutting down defrost has also been reached, improve the comfortable of room under low-temperature heating
Property.
As shown in figure 1, further to optimize the air-conditioning system 100 in above-mentioned technical proposal, in the base of above-mentioned technical proposal
On plinth, the indoor heat exchanger 1 is connected with outdoor heat exchanger 2 by the first pipeline 1a, and throttling arrangement is provided with the first pipeline 1a
6, wherein, there is bypass line 1b in the regional structure of the corresponding throttling arrangement 6 of first pipeline 1a, set on bypass line 1b
There is magnetic valve 7.Specifically, when the air-conditioning system 100 is in heating mode, throttling arrangement 6 is opened, and magnetic valve 7 is closed.When this
When air-conditioning system 100 is in defrosting mode, throttling arrangement 6 is closed, and magnetic valve 7 is opened.After defrosting process is completed, magnetic valve 7
Close, throttling arrangement 6 is opened, so that obtaining air-conditioning system 100 keeps heating mode.As can be seen here, the throttling arrangement 6 and electricity
The setting of magnet valve 7, the flexible switching between pipeline when realizing air-conditioning system 100 in heating mode and defrosting mode.
In addition, in defrosting mode, refrigerant can flow out from the outlet 31 of compressor 3, and be entered into through reversing arrangement 4
In heat-exchange device 5, by heat release in heat-exchange device 5, further, for the system in compressor to be sent back to 3
Cryogen is heated.Further, improve the temperature of the refrigerant in compressor to be sent back to 3, it is ensured that indoor environment temperature
Comfortableness.Meanwhile, the heating of the refrigerant sent back in compressor 3 is treated by above-mentioned heat-exchange device 5, be conducive to gas-liquid
Liquid in the refrigerant of mixed state is changed into gas because being heated, it is to avoid because there is more liquid refrigerant in return-air,
Cause compressor 3 that the phenomenon of liquid hammer occurs.
In one embodiment, the heat-exchange device 5 is heat exchanger.It is equipped with the heat exchanger
Solid filler, is used to store up heat.Under normal circumstances, the solid filler for using is refractory brick, and is built into fiery grid.
The heat transfer process of the heat exchanger of the application is divided into two stages to be carried out.First stage, from the high temperature out of compressor 3
The refrigerant gas of high pressure are entered into heat exchanger by reversing arrangement 4, and transfer heat to heat-accumulation type hot friendship
Fiery grid in parallel operation, and storage heat is got up using the fiery grid.Second stage, the relatively low refrigerant of temperature enters into this
After in heat exchanger, the refrigerant can be heated in the presence of the heat that the fiery grid is saved, so as to improve
The temperature of the refrigerant.During the continuous firing of air-conditioning system 100, the course of work and second stage of above-mentioned first stage
The course of work can repeatedly alternately.
It should be noted that the fiery grid in for the heat exchanger wave belt that can also be made of metal is replaced
Generation.
As shown in figure 1, in one embodiment, the 3rd mouthful 43 by gas-liquid separate component 8 and the entrance 32 of compressor 3
Connection.Specifically, by the way that the gas-liquid separate component 8 to be arranged on the entrance of compressor 3, so as to be used for gas-liquid separation.
In a specific embodiment, the gas-liquid separate component 8 is gas-liquid separator.Specifically, by by the gas-liquid
Separator is arranged on the entrance 32 of compressor 3, such that it is able to play a part of gas-liquid separation, it is to avoid because of compressor to be sent back to 3
In refrigerant have liquid, cause to influence the normal work of compressor 3, i.e. avoid causing that the generation liquid hammer of compressor 3 shows
As.
As shown in figure 1, further to optimize the throttling arrangement 6 in above-mentioned technical proposal, on the basis of above-mentioned technical proposal
On, the throttling arrangement 6 is electric expansion valve, capillary or capillary wick.First, for the refrigerant liquid of cryogenic high pressure to be changed
It is the refrigerant air-liquid two-phase mixture of low-temp low-pressure.Second, the stream of the refrigerant for controlling to be flowed into outdoor heat exchanger 2
Amount.
As shown in Fig. 2 according to second aspect of the present utility model, a kind of heat pump air conditioner 200 is additionally provided, including it is upper
State heat pump type air conditioning system 100.
Embodiment 1：The specific work process of the air-conditioning system 100 of the application is：
Heating operations：After indoor set is received heats signal, after refrigerant is through the compression of compressor 3, it is changed into high temperature
The refrigerant gas of high pressure, and entered into heat-exchange device 5 through reversing arrangement 4.The refrigerant entered into heat-exchange device 5
Heat exchange can be carried out with the air in heat-exchange device 5, i.e. heat is discharged, for heating the refrigeration in compressor to be sent back to 3
Agent.
The refrigerant after heat exchange is completed to be entered into indoor heat exchanger 1 along pipeline, and indoors in the presence of blower fan
In transferring heat to room, for heating indoor.
Refrigerant from indoor heat exchanger 1 out enters into outdoor heat exchanger 2 under the throttling action of throttling arrangement 6
In, the refrigerant is returned in compressor 3 to start next system in the presence of outdoor fan after the heat for absorbing external environment
Thermal cycle.
Defrosting process：Throttling arrangement 6 is completely closed, and magnetic valve 7 is opened, and is passed through from the refrigerant out of indoor heat exchanger 1
Magnetic valve 7 is entered into outdoor heat exchanger 2, completes defrosting process, and after the completion of defrosting, magnetic valve 7 is closed, and throttling arrangement 6 is opened,
And suitable aperture is adjusted to, to continue the heating mode of the air-conditioning system 100.
In sum, the air-conditioning system 100 of the application is realized to being flowed from compressor 3 by setting up heat-exchange device 5
The absorption and storage of the heat of the temperature that goes out refrigerant release higher, and the heat that will be absorbed to is used to heat to wait to send compression back to
Refrigerant in machine 3, so as to not only increase the utilization rate of heat, ensure that the stability of defrost process, accelerate outdoor unit
Defrost rate, meanwhile, also reached the effect for not shutting down defrost, improve the comfortableness in the room under low-temperature heating.
Preferred embodiment of the present utility model is the foregoing is only, is not used to limit the utility model, it is all at this
Within the spirit and principle of utility model, any modification, equivalent substitution and improvements made etc. should be included in the utility model
Protection domain within.
Claims (7)
1. a kind of heat pump type air conditioning system, it is characterised in that including：
Indoor heat exchanger, outdoor heat exchanger, compressor, reversing arrangement and heat-exchange device, the reversing arrangement include first
Mouthful, second mouthful, the 3rd mouthful and the 4th mouthful, the heat-exchange device is provided with the first heat-exchange tube and the second heat-exchange tube, described the
Be connected with the outlet of the compressor flatly, described second mouthful by the first heat-exchange tube of the heat-exchange device and the room
External heat exchanger is connected, and described 3rd mouthful is connected with the entrance of the compressor, and described 4th mouthful by the heat-exchange device
Second heat-exchange tube is connected with the indoor heat exchanger, and the indoor heat exchanger is connected by throttling arrangement with the outdoor heat exchanger
Connect,
Wherein, the heat-exchange device can absorb and store the heat of the refrigerant flowed out from the compressor, for
Heat the refrigerant for waiting to send back in the compressor.
2. heat pump type air conditioning system according to claim 1, it is characterised in that the indoor heat exchanger and the outdoor heat exchange
Device is provided with the throttling arrangement by the first pipeline connection on first pipeline, wherein, in the correspondence of first pipeline
The regional structure of the throttling arrangement has bypass line, and magnetic valve is provided with the bypass line.
3. heat pump type air conditioning system according to claim 1, it is characterised in that the heat-exchange device is that heat-accumulation type hot is exchanged
Device.
4. heat pump type air conditioning system according to claim 1, it is characterised in that described 3rd mouthful by gas-liquid separate component with
The entrance connection of the compressor.
5. heat pump type air conditioning system according to claim 4, it is characterised in that the gas-liquid separate component is gas-liquid separation
Device.
6. heat pump type air conditioning system according to claim 1, it is characterised in that the throttling arrangement is electric expansion valve, hair
Tubule or capillary wick.
7. a kind of heat pump air conditioner, it is characterised in that including the heat pump air conditioner system any one of the claims 1 to 6
System.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621167147.0U CN206274216U (en) | 2016-10-31 | 2016-10-31 | A kind of heat pump type air conditioning system and its heat pump air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621167147.0U CN206274216U (en) | 2016-10-31 | 2016-10-31 | A kind of heat pump type air conditioning system and its heat pump air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206274216U true CN206274216U (en) | 2017-06-23 |
Family
ID=59062653
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621167147.0U Active CN206274216U (en) | 2016-10-31 | 2016-10-31 | A kind of heat pump type air conditioning system and its heat pump air conditioner |
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| Country | Link |
|---|---|
| CN (1) | CN206274216U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110595094A (en) * | 2019-09-30 | 2019-12-20 | 海信（广东）空调有限公司 | Air conditioning system |
| CN115682457A (en) * | 2022-09-22 | 2023-02-03 | 珠海格力电器股份有限公司 | Air conditioning system with heat exchange structure |
-
2016
- 2016-10-31 CN CN201621167147.0U patent/CN206274216U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110595094A (en) * | 2019-09-30 | 2019-12-20 | 海信（广东）空调有限公司 | Air conditioning system |
| CN110595094B (en) * | 2019-09-30 | 2021-08-24 | 海信（广东）空调有限公司 | Air conditioning system |
| CN115682457A (en) * | 2022-09-22 | 2023-02-03 | 珠海格力电器股份有限公司 | Air conditioning system with heat exchange structure |
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