CN206449924U - Heat exchange system and air conditioner - Google Patents
Heat exchange system and air conditioner Download PDFInfo
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- CN206449924U CN206449924U CN201621340065.1U CN201621340065U CN206449924U CN 206449924 U CN206449924 U CN 206449924U CN 201621340065 U CN201621340065 U CN 201621340065U CN 206449924 U CN206449924 U CN 206449924U
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- exchange system
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- refrigerant
- main condenser
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- 239000003507 refrigerant Substances 0.000 claims abstract description 60
- 238000011084 recovery Methods 0.000 claims abstract description 43
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 41
- 239000007788 liquid Substances 0.000 claims description 11
- 230000008676 import Effects 0.000 claims description 8
- 238000001514 detection method Methods 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model provides a heat transfer system and air conditioner. According to the utility model discloses a heat transfer system includes: the compressor is provided with a refrigerant inlet and a refrigerant outlet; the main condenser is connected with a refrigerant outlet of the compressor; the heat recovery condenser is connected between the refrigerant outlet and the main condenser; the bypass branch is connected with the heat recovery condenser in parallel and is connected between the refrigerant outlet and the main condenser; and the branch control valve is arranged on the bypass branch and can control the on-off of the bypass branch. The heat exchange system can avoid the system from being shut down due to error reporting.
Description
Technical field
The utility model is related to field of heat exchange equipment, in particular to a kind of heat-exchange system and air conditioner.
Background technology
Double-tube heat exchanger is a kind of heat exchanger exchanged heat by sleeve pipe, is entered in sleeve pipe reclaimed water or other media with refrigerant
Row heat exchange.As shown in figure 1, have a kind of heat exchanger at present for the sleeve heat exchange system with recuperation of heat, including compressor 1, evaporator
2nd, the first condenser 3, the second condenser 4 and throttling arrangement 5 etc..During steady operation, refrigerant first flows through the first condenser 3, and heat is returned
The water of receipts exchanges heat in the first condenser 3 with refrigerant, absorbs a part of heat, and be conveyed to heating equipment 6.Then, refrigerant
The second condenser 4 is continued to flow into, is exchanged heat with heat exchange with water or other media.In the process, must first it be opened during operation
Water route, prevents refrigerant from first opening, and line temperature is too low, and water route icing causes obstructed.So when whole heat-exchange system brings into operation
When, because being that water route is first opened, the amount of water is more much larger than the amount of refrigerant, and the heat exchange of the first condenser 3 is more abundant, causes second
The ice-forming processes outside pipes of condenser 4 are than relatively low, and heat-exchange system can detect that refrigerant enters the temperature of the second condenser 4, if be less than
Some setting value, heat transfer effect is undesirable, and whole heat-exchange system can report shutdown automatically.The normal work of heat-exchange system can so be influenceed
Make, can also influence heat exchange efficiency.
Utility model content
The utility model aim to provide it is a kind of can solve the problem that the heat-exchange system with recuperation of heat operationally automatically report stop change
Hot systems and air conditioner.
The utility model provides a kind of heat-exchange system, and it includes：There is compressor, compressor refrigerant import and refrigerant to go out
Mouthful；The refrigerant exit connection of main condenser, main condenser and compressor；Heat-recovery condenser, heat-recovery condenser is connected to cold
Matchmaker is exported between main condenser；Bypass branch, bypass branch is in parallel with heat-recovery condenser, and is connected to refrigerant exit and master
Between condenser；Branch road control valve, branch road control valve is arranged on bypass branch and can control bypass branch break-make.
Further, main condenser is double-tube heat exchanger.
Further, heat-recovery condenser is double-tube heat exchanger.
Further, heat-exchange system also includes recuperation of heat water route, and recuperation of heat water route is connected with heat-recovery condenser, and with heat
Reclaim the refrigerant heat exchange in condenser.
Further, heat-exchange system also includes main heat exchange water route, and main heat exchange water route is connected with main condenser, and and main condenser
Refrigerant heat exchange in device.
Further, heat-exchange system also includes evaporator, and evaporator is double-tube heat exchanger, and evaporator connects with main condenser
Connect.
Further, heat-exchange system also includes restriction, and restriction is connected between main condenser and evaporator.
Further, heat-exchange system also includes temperature detector, and temperature detector is arranged on the refrigerant import of main condenser
Place, and detect the refrigerant temperature into main condenser.
Further, heat-exchange system also includes control unit, and control unit is connected with temperature detector, and according to temperature detector
Detection temperature controlling brancher control valve open or close.
Further, heat-exchange system also includes gas-liquid separator, and gas-liquid separator is connected with compressor.
According to another aspect of the present utility model there is provided a kind of air conditioner, it includes above-mentioned heat-exchange system.
According to heat-exchange system of the present utility model, by the bypass branch in parallel on heat-recovery condenser, pass through branch road control
Valve processed controls the break-make of bypass branch, so that whether control heat-recovery condenser works as needed, so as to prevent from entering main cold
The too low system caused of refrigerant temperature in condenser reports an error shutdown.
Brief description of the drawings
The accompanying drawing for constituting the part of the application is used for providing further understanding to of the present utility model, of the present utility model
Schematic description and description is used to explain the utility model, does not constitute to improper restriction of the present utility model.In accompanying drawing
In：
Fig. 1 is the structural representation of the annexation of heat-exchange system of the prior art；
Fig. 2 is the structural representation of the annexation according to heat-exchange system of the present utility model；
Fig. 3 is the main structure diagram according to heat-exchange system of the present utility model；
Fig. 4 is the side structure schematic view according to heat-exchange system of the present utility model；
Fig. 5 is the overlooking the structure diagram according to heat-exchange system of the present utility model.
Description of reference numerals：
Prior art：
1st, compressor；2nd, evaporator；3rd, the first condenser；4th, the second condenser；5th, throttling arrangement；6th, heating equipment；
The application：
10th, compressor；20th, main condenser；30th, heat-recovery condenser；40th, bypass branch；50th, branch road control valve；60th, it is hot
Reclaim water route；70th, evaporator；80th, restriction；90th, heating equipment；100th, gas-liquid separator.
Embodiment
Describe the utility model in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
As shown in Figures 2 to 5, according to embodiment of the present utility model, heat-exchange system includes compressor 10, main condenser
20th, heat-recovery condenser 30, bypass branch 40 and branch road control valve 50.Compressor 10 has refrigerant import and refrigerant exit, main
Condenser 20 is connected with the refrigerant exit of compressor 10, heat-recovery condenser 30 be connected to refrigerant exit and main condenser 20 it
Between, bypass branch 40 is in parallel with heat-recovery condenser 30, and is connected between refrigerant exit and main condenser 20, branch road control valve
50 are arranged on bypass branch 40 and can control the break-make of bypass branch 40.Pass through a side in parallel on heat-recovery condenser 30
Logical branch road 40, and using the break-make of the control bypass branch 40 of branch road control valve 50, in this way, can control as needed
Whether refrigerant flows into heat-recovery condenser 30.It is cold in heat-recovery condenser 30 in order to prevent when heat-exchange system just starts
Matchmaker and the refrigerant temperature that water (or other heat transferring mediums) heat exchange is caused entry into main condenser 20 are too low, branch road control valve 50 dozens
Open, bypass branch 40 is connected, refrigerant is bypassed heat-recovery condenser 30, be directly entered main condenser 20, so as to solve heat exchange system
System start when due to enter main condenser 20 the too low system caused of refrigerant temperature report an error shutdown the problem of.
As shown in Figures 2 and 3, heat-exchange system also includes gas-liquid separator 100, and gas-liquid separator 100 connects with compressor 10
Connect.Gas-liquid separator 100 is used to separate gaseous coolant and liquid refrigerants, prevents liquid refrigerants from entering in compressor 10 to compression
Machine 10 causes to damage.Gas-liquid separator 100 is arranged on the side of compressor 10, and is connected by pipeline with compressor 10.
Preferably, main condenser 20 and/or heat-recovery condenser 30 are double-tube heat exchanger.Main condenser 20 and recuperation of heat are cold
Condenser 30 can reduce space hold using double-tube heat exchanger while heat transfer effect is ensured.
As shown in Fig. 2 heat-exchange system also includes recuperation of heat water route 60, recuperation of heat water route 60 connects with heat-recovery condenser 30
Connect, and exchanged heat with the refrigerant in heat-recovery condenser 30.Water or other media and heat-recovery condenser in recuperation of heat water route 60
30 connections, water or other media exchange heat in heat-recovery condenser 30 with refrigerant, the heat of refrigerant are absorbed, afterwards by hot water or liter
Other media after temperature are conveyed to heating equipment 90.
The refrigerant of outflow enters main condenser 20 in from heat-recovery condenser 30.Heat-exchange system also includes main heat exchange water route,
Main heat exchange water route is connected with main condenser 20, and is exchanged heat with the refrigerant in main condenser 20.Water in main heat exchange water route or other
Medium is exchanged heat with the refrigerant in main condenser 20.
Recuperation of heat water route 60 and the main heat exchange water route of system are separated.Water or other media in recuperation of heat water route 60 individually with
Heat-recovery condenser 30 is exchanged heat.Water or other media in main heat exchange water route exchange heat with the refrigerant in main condenser 20.Heat
Reclaiming condenser 30 and main condenser 20 is connected together by refrigerant pipeline.
In the present embodiment, heat-exchange system also includes evaporator 70 and restriction 80, and evaporator 70 is double-tube heat exchanger, is steamed
Hair device 70 is connected with main condenser 20.Restriction 80 is connected between main condenser 20 and evaporator 70.
In order to monitor the refrigerant temperature into main condenser 20, heat-exchange system also includes temperature detector, temperature inspection
Survey device to be arranged at the refrigerant import of main condenser 20, and detect the refrigerant temperature into main condenser 20.
In order to control as needed, heat-exchange system also includes control unit, and control unit is connected with temperature detector, and root
Opened or closed according to the detection temperature controlling brancher control valve 50 of temperature detector.
During work：
When heat-exchange system brings into operation it is also unstabilized when, branch road control valve 50 is opened, bypass branch 40 and heat exchange be
System water route first leads to, and heat-recovery condenser 30 does not work temporarily, and water and refrigerant enter main condenser 20, are exchanged heat, cold after heat exchange
Matchmaker passes through restriction 80, and pressure reduces, and by evaporator 70, finally enters compressor 10.
After heat-exchange system is stable, the ice-forming processes outside pipes of temperature detector automatic detection main condenser 20 work as temperature
When degree is more than some value, now heat-exchange system temperature is tended to balance state, and branch road control valve 50 is closed, and bypass branch 40 disconnects,
The water and refrigerant of recuperation of heat pass through heat-recovery condenser 30, and heat recovery function is enabled, and main condenser 20 is entered back into afterwards, then pass through
Restriction 80, evaporator 70 are crossed, compressor 10 is finally entered.In this structure, heat-recovery condenser 30 is used to meet recuperation of heat work(
It can require, a bypass branch in parallel on heat-recovery condenser 30, by the automatic control of opening/closing of branch road control valve 50, so as to change
The trend of water, solves system because the inlet temperature of main condenser 20 is too low, heat transfer effect is poor, the problem of system autostop.
In other embodiments, heat-recovery condenser 30 and main condenser 20 can be configured according to actual conditions, as long as making
Heat-recovery condenser 30 is used for recuperation of heat, and main condenser 20 is used for system and normally run.
According to another aspect of the present utility model there is provided a kind of air conditioner, the air conditioner includes above-mentioned heat-exchange system.Adopt
With the air conditioner of above-mentioned heat-exchange system, recuperation of heat can be carried out, and just started in air conditioner while air is adjusted
The stage of operation does not start heat recovery function, it is ensured that functional reliability, prevents stopping alarm.
Had the following technical effect that according to heat-exchange system of the present utility model：
By a bypass branch in parallel on heat-recovery condenser, and a branch road is set to control on bypass branch
Valve, when system brings into operation it is also unstabilized when, branch road control valve is opened, and refrigerant and water are without heat-recovery condenser, directly
Tap into main condenser, that is to say, that when system just brings into operation, recuperation of heat does not work.After system run all right, it is
The refrigerant temperature of the refrigerant import of system automatic detection main condenser, when more than some setting value, branch road control valve is closed,
Refrigerant and water are introduced into heat-recovery condenser, and now recuperation of heat starts to start, and cold water exchanges heat with heat-recovery condenser, reclaims hot water
Used for residential households.If the system detects that when the refrigerant temperature of the refrigerant import of main condenser is less than some value, branch road
Control valve is again turned on, and recuperation of heat pause is used.Automatic report stops when thus solving the operation of the heat-exchange system with recuperation of heat sleeve pipe
Problem.Realize the heat recovery function of system, it is to avoid because refrigerant temperature is too low, heat transfer effect is poor and reports and stops automatically.And system only increases
Plus 1 bypass branch, and by branch road control valve control, simple possible.
Preferred embodiment of the present utility model is the foregoing is only, the utility model is not limited to, for this
For the technical staff in field, the utility model can have various modifications and variations.It is all it is of the present utility model spirit and principle
Within, any modification, equivalent substitution and improvements made etc. should be included within protection domain of the present utility model.
Claims (11)
1. a kind of heat-exchange system, it is characterised in that including：
Compressor (10), the compressor (10) has refrigerant import and refrigerant exit；
Main condenser (20), the main condenser (20) is connected with the refrigerant exit of the compressor (10)；
Heat-recovery condenser (30), the heat-recovery condenser (30) is connected to the refrigerant exit and the main condenser (20)
Between；
Bypass branch (40), the bypass branch (40) is in parallel with the heat-recovery condenser (30), and is connected to the refrigerant
Between outlet and the main condenser (20)；
Branch road control valve (50), the branch road control valve (50) is arranged on the bypass branch (40) and can control the side
Logical branch road (40) break-make.
2. heat-exchange system according to claim 1, it is characterised in that the main condenser (20) is double-tube heat exchanger.
3. heat-exchange system according to claim 1 or 2, it is characterised in that the heat-recovery condenser (30) is changed for sleeve pipe
Hot device.
4. heat-exchange system according to claim 1, it is characterised in that the heat-exchange system also includes recuperation of heat water route
(60), the recuperation of heat water route (60) is connected with the heat-recovery condenser (30), and interior with the heat-recovery condenser (30)
Refrigerant heat exchange.
5. heat-exchange system according to claim 1, it is characterised in that the heat-exchange system also includes main heat exchange water route, institute
State main heat exchange water route to be connected with the main condenser (20), and exchanged heat with the refrigerant in the main condenser (20).
6. heat-exchange system according to claim 1, it is characterised in that the heat-exchange system also includes evaporator (70), institute
Evaporator (70) is stated for double-tube heat exchanger, the evaporator (70) is connected with the main condenser (20).
7. heat-exchange system according to claim 6, it is characterised in that the heat-exchange system also includes restriction (80), institute
Restriction (80) is stated to be connected between the main condenser (20) and the evaporator (70).
8. heat-exchange system according to claim 1, it is characterised in that the heat-exchange system also includes temperature detector, institute
State temperature detector to be arranged at the refrigerant import of the main condenser (20), and detect into the cold of the main condenser (20)
Matchmaker's temperature.
9. heat-exchange system according to claim 8, it is characterised in that the heat-exchange system also includes control unit, the control
Portion processed is connected with the temperature detector, and controls the branch road control valve (50) according to the detection temperature of the temperature detector
Open or close.
10. heat-exchange system according to claim 1, it is characterised in that the heat-exchange system also includes gas-liquid separator
(100), the gas-liquid separator (100) is connected with the compressor (10).
11. a kind of air conditioner, it is characterised in that including the heat-exchange system any one of claim 1 to 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621340065.1U CN206449924U (en) | 2016-12-07 | 2016-12-07 | Heat exchange system and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621340065.1U CN206449924U (en) | 2016-12-07 | 2016-12-07 | Heat exchange system and air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206449924U true CN206449924U (en) | 2017-08-29 |
Family
ID=59661504
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621340065.1U Active CN206449924U (en) | 2016-12-07 | 2016-12-07 | Heat exchange system and air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206449924U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106546025A (en) * | 2016-12-07 | 2017-03-29 | 珠海格力电器股份有限公司 | Heat exchange system and air conditioner |
| CN110762887A (en) * | 2019-10-17 | 2020-02-07 | 广东纽恩泰新能源科技发展有限公司 | Multifunctional air energy heat pump system and control method thereof |
-
2016
- 2016-12-07 CN CN201621340065.1U patent/CN206449924U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106546025A (en) * | 2016-12-07 | 2017-03-29 | 珠海格力电器股份有限公司 | Heat exchange system and air conditioner |
| CN110762887A (en) * | 2019-10-17 | 2020-02-07 | 广东纽恩泰新能源科技发展有限公司 | Multifunctional air energy heat pump system and control method thereof |
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