CN205825485U - A kind of high energy efficiency parallel system - Google Patents
A kind of high energy efficiency parallel system Download PDFInfo
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- CN205825485U CN205825485U CN201620443132.6U CN201620443132U CN205825485U CN 205825485 U CN205825485 U CN 205825485U CN 201620443132 U CN201620443132 U CN 201620443132U CN 205825485 U CN205825485 U CN 205825485U
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- heat exchanger
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Abstract
The utility model discloses a kind of high energy efficiency parallel system, this system uses double-compressor to share the parts such as cross valve, First Heat Exchanger, throttling arrangement and the second heat exchanger and realizes, and only need to close one of them compressor, do not affect unit efficiency when load is less；, connect with electromagnetism two-port valve between the aerofluxus and muffler of compressor meanwhile, can for rapid pressure equalization after compressor is closed, it is to avoid compressor restarts the problem that cannot start for a long time, it is ensured that the normal table of unit runs.This utility model can be widely applied to technical field of heat pumps as a kind of high energy efficiency parallel system.
Description
Technical field
This utility model relates to technical field of heat pumps, especially a kind of high energy efficiency parallel system.
Background technology
Little number parallel system conventional in technical field of heat pumps is generally made up of two independent heat pumps, works as system
The when that cold/heating needs being smaller, it usually needs close a system to reach energy-conservation effect, but owing to closing one
System is run, and the unit efficiency comparing two systems operations will be substantially reduced.
Parallel system, in order to solve problem above, is improved by some producer, but all can occur that compressor is restarted
The problem that cannot start for a long time, thus the normal table that have impact on unit runs.
Utility model content
In order to solve above-mentioned technical problem, the purpose of this utility model is: provide the double-compressor parallel of a kind of high energy efficiency
System.
This utility model be the technical scheme is that a kind of high energy efficiency parallel system, includes control circuit, temperature inspection
Survey module, First Heat Exchanger, throttling arrangement, the second heat exchanger, cross valve, the first compressor, the first check valve, second unidirectional
Valve, the first oil eliminator, the second compressor, the 3rd check valve, the 4th check valve, the second oil eliminator, described first compressor
Outlet pass sequentially through the first check valve and the first oil eliminator is communicated to the D mouth of cross valve, the outlet of described second compressor
Passing sequentially through the 3rd check valve and the second oil eliminator is communicated to the D mouth of cross valve, the E mouth of described cross valve passes sequentially through second
Heat exchanger, throttling arrangement and First Heat Exchanger are communicated to the C mouth of cross valve, and the S mouth of described cross valve is by the second check valve even
Passing to the entrance of the first compressor, the S mouth of described cross valve is communicated to the entrance of the second compressor by the 4th check valve；
Described temperature detecting module is arranged at the outlet of First Heat Exchanger, and described control circuit is respectively connecting to the first pressure
Contracting machine, the second compressor, cross valve and temperature detecting module.
Further, also include the first electromagnetism two-port valve and the second electromagnetism two-port valve, the outlet of described first compressor and
Connected by the first electromagnetism two-port valve between the entrance of the second check valve, the outlet of described second compressor and the 4th check valve
Between entrance by second electromagnetism two-port valve connect, described control circuit respectively with the first electromagnetism two-port valve and the second electromagnetism two-way
Valve connects.
Further, described control circuit includes for recording the first compressor and the first of the second compressor operating time
Time detecting module and the second time detecting module.
Further, the entrance connection of the fuel outlet of described first oil eliminator and the second check valve, described second separating of oil
The fuel outlet of device and the entrance connection of the 4th check valve.
Further, described first compressor and the second compressor are rotary compressor.
The beneficial effects of the utility model are: this utility model system uses double-compressor to share cross valve, the first heat exchange
The parts such as device, throttling arrangement and the second heat exchanger realize, and only need to close one of them compressor, do not affect when load is less
Unit efficiency；, connect with electromagnetism two-port valve between the aerofluxus and muffler of compressor meanwhile, can be used for after compressor is closed
Rapid pressure equalization, it is to avoid compressor restarts the problem that cannot start for a long time, it is ensured that the normal table of unit runs.
Accompanying drawing explanation
Fig. 1 is this utility model system construction drawing.
In figure: 1, First Heat Exchanger；2, throttling arrangement；3, the second heat exchanger；4, cross valve；51, the first compressor；52、
Second compressor；61, the first check valve；62, the 3rd check valve；71, the first oil eliminator；72, the second oil eliminator；81,
Two check valves；82, the 4th check valve；91, the first electromagnetism two-port valve；92, the second electromagnetism two-port valve.
Detailed description of the invention
Below in conjunction with the accompanying drawings detailed description of the invention of the present utility model is described further:
With reference to Fig. 1, a kind of high energy efficiency parallel system, include control circuit, temperature detecting module, First Heat Exchanger 1, joint
Stream device the 2, second heat exchanger 3, cross valve the 4, first compressor the 51, first check valve the 61, second check valve 81, first are separating of oil
Device the 71, second compressor the 52, the 3rd check valve the 62, the 4th check valve the 82, second oil eliminator 72, described first compressor 51
Outlet passes sequentially through the first check valve 61 and the first oil eliminator 71 is communicated to the D mouth of cross valve 4, described second compressor 52
Outlet passes sequentially through the 3rd check valve 62 and the second oil eliminator 72 is communicated to the D mouth of cross valve 4, and the E mouth of described cross valve 4 depends on
Secondary the second heat exchanger 3, throttling arrangement 2 and the First Heat Exchanger 1 of passing through is communicated to the C mouth of cross valve 4, and the S mouth of described cross valve 4 leads to
Crossing the second check valve 81 and be communicated to the entrance of the first compressor 51, the S mouth of described cross valve 4 is communicated to by the 4th check valve 82
The entrance of the second compressor 52；
Described temperature detecting module is arranged at the outlet of First Heat Exchanger 1, and described control circuit is respectively connecting to first
Compressor the 51, second compressor 52, cross valve 4 and temperature detecting module.
Two compressor parallels connect, and share cross valve, First Heat Exchanger, throttling arrangement and the second heat exchanger, thus real
Now two heat pumps are merged into a system.
When system is in heating mode, control circuit controls the D mouth of cross valve 4 and connects with C mouth, the first compressor 51/
The refrigerant gas of High Temperature High Pressure discharged by second compressor 52, respectively through the first check valve 61/ the 3rd check valve 62 by first
Oil eliminator 71/ second oil eliminator 72 enters in the D mouth of cross valve 4, refrigerant gas out from the D mouth of cross valve 4
Flowing in First Heat Exchanger 1 through the C mouth of cross valve 4 and carry out heat exchange, First Heat Exchanger 1 heat radiation transfers heat to simultaneously enter the
The cold water of one heat exchanger 1, cold water absorbs heat and becomes hot water, can be used to provide hot water or heat, cold through First Heat Exchanger 1
After Ning, the refrigerant gas of High Temperature High Pressure becomes the refrigerant liquid of cryogenic high pressure, then throttles through throttling arrangement 2, and second changes
The refrigerant gas of low-temp low-pressure is become after the evaporation of hot device 3；The refrigerant gas of last low-temp low-pressure is through the E mouth of cross valve 4
The first compressor 51/ second compressor 52 is returned to by the second check valve 81/ the 4th check valve 82 with S mouth.
When system is in refrigeration mode, control circuit controls the D mouth of cross valve 4 and connects with E mouth, the first compressor 51/
The refrigerant gas of High Temperature High Pressure discharged by second compressor 52, respectively through the first check valve 61/ the 3rd check valve 62 by first
Oil eliminator 71/ second oil eliminator 72 enters in the D mouth of cross valve 4, refrigerant gas out from the D mouth of cross valve 4
Flow in the second heat exchanger 3 through the E mouth of cross valve 4 and condense, after the second heat exchanger 3 condensation, the cold-producing medium of High Temperature High Pressure
Gas becomes the refrigerant liquid of cryogenic high pressure, then becomes low-temperature low-pressure refrigerant liquid after throttling arrangement 2 throttles, and enters
Entering in First Heat Exchanger 1 and carry out heat exchange with the water simultaneously entering First Heat Exchanger 1, First Heat Exchanger 1 absorbs heat in water and uses
Evaporating, now coolant-temperature gage meeting step-down, can be used to provide refrigeration, the cold-producing medium after evaporation becomes the cold-producing medium of low-temp low-pressure
Gas；The refrigerant gas of last low-temp low-pressure through cross valve 4 C mouth and S mouth by the second check valve 81/ the 4th check valve
82 return to the first compressor 51/ second compressor 52.
Being further used as preferred embodiment, described control circuit includes for recording the first compressor 51 and second
The very first time detection module of compressor 52 working time and the second time detecting module.
System properly functioning in heating/refrigeration mode time, (system runs on system to be arranged on First Heat Exchanger 1 outlet pipe
During heat/refrigeration mode, the outlet pipe position respective change of First Heat Exchanger 1) temperature detecting module can detect water temperature in real time
Degree, and signal is passed to control circuit, when control circuit receives leaving water temperature value already close to target temperature value, control
The shutoff operation of circuit start compressor, now, control circuit reads very first time detection module and the second time detecting module
In the first compressor 51 and operation time data of the second compressor 52, after contrasting two operation times, close the operation time
Long compressor, operation time short compressor continues to run with.
It is further used as preferred embodiment, also includes the first electromagnetism two-port valve 91 and the second electromagnetism two-port valve 92,
Connected by the first electromagnetism two-port valve 91 between outlet and the entrance of the second check valve 81 of described first compressor 51, described the
Connected by the second electromagnetism two-port valve 92 between outlet and the entrance of the 4th check valve 82 of two compressors 52, described control circuit
It is connected with the first electromagnetism two-port valve 91 and the second electromagnetism two-port valve 92 respectively.
After certain compressor is closed, control circuit realizes the quick flat of this compressor pressure by controlling electromagnetism two-port valve
Weighing apparatus.As a example by the first compressor 51, after control circuit controls its closedown, the first electromagnetism two-port valve 91 is then opened by control circuit
Open, make the pressure Fast-Balance in the first compressor 51, thus the problem that compressor cannot start during restarting for a long time, protect
The normal table having demonstrate,proved unit runs.
It is further used as preferred embodiment, the fuel outlet of described first oil eliminator 71 and entering of the second check valve 81
Mouth connection, the fuel outlet of described second oil eliminator 72 and the entrance connection of the 4th check valve 82.
Being further used as preferred embodiment, described first compressor 51 and the second compressor 52 are rotary compression
Machine.
It is above preferable enforcement of the present utility model is illustrated, but this utility model is created and is not limited to institute
State embodiment, those of ordinary skill in the art can also make on the premise of this utility model spirit all etc.
With conversion or replacement, deformation or the replacement of these equivalents are all contained in the application claim limited range.
Claims (4)
1. a high energy efficiency parallel system, it is characterised in that: include control circuit, temperature detecting module, First Heat Exchanger, joint
Stream device, the second heat exchanger, cross valve, the first compressor, the first check valve, the second check valve, the first oil eliminator, the second pressure
Contracting machine, the 3rd check valve, the 4th check valve, the second oil eliminator, it is unidirectional that the outlet of described first compressor passes sequentially through first
Valve and the first oil eliminator are communicated to the D mouth of cross valve, and the outlet of described second compressor passes sequentially through the 3rd check valve and
Two oil eliminators are communicated to the D mouth of cross valve, and the E mouth of described cross valve passes sequentially through the second heat exchanger, throttling arrangement and first
Heat exchanger is communicated to the C mouth of cross valve, and the S mouth of described cross valve is communicated to the entrance of the first compressor by the second check valve,
The S mouth of described cross valve is communicated to the entrance of the second compressor by the 4th check valve；
Described temperature detecting module is arranged at the outlet of First Heat Exchanger, and described control circuit is respectively connecting to the first compression
Machine, the second compressor, cross valve and temperature detecting module；
Also include the first electromagnetism two-port valve and the second electromagnetism two-port valve, the outlet of described first compressor and the second check valve
Connected by the first electromagnetism two-port valve between entrance, pass through between outlet and the entrance of the 4th check valve of described second compressor
Second electromagnetism two-port valve connection, described control circuit is connected with the first electromagnetism two-port valve and the second electromagnetism two-port valve respectively.
A kind of high energy efficiency parallel system the most according to claim 1, it is characterised in that: described control circuit include for
Record the first compressor and the very first time detection module of the second compressor operating time and the second time detecting module.
A kind of high energy efficiency parallel system the most according to claim 1, it is characterised in that: draining the oil of described first oil eliminator
Mouth connects with the entrance of the second check valve, the fuel outlet of described second oil eliminator and the entrance connection of the 4th check valve.
A kind of high energy efficiency parallel system the most according to claim 1, it is characterised in that: described first compressor and the second pressure
Contracting machine is rotary compressor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620443132.6U CN205825485U (en) | 2016-05-16 | 2016-05-16 | A kind of high energy efficiency parallel system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620443132.6U CN205825485U (en) | 2016-05-16 | 2016-05-16 | A kind of high energy efficiency parallel system |
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| Publication Number | Publication Date |
|---|---|
| CN205825485U true CN205825485U (en) | 2016-12-21 |
Family
ID=57559484
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620443132.6U Active CN205825485U (en) | 2016-05-16 | 2016-05-16 | A kind of high energy efficiency parallel system |
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| CN (1) | CN205825485U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105841386A (en) * | 2016-05-16 | 2016-08-10 | 广东芬尼克兹节能设备有限公司 | Energy-efficient parallel system |
| CN111536712A (en) * | 2020-04-13 | 2020-08-14 | 南京天加环境科技有限公司 | Double-compressor air source cold water heat pump unit and control method thereof |
-
2016
- 2016-05-16 CN CN201620443132.6U patent/CN205825485U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105841386A (en) * | 2016-05-16 | 2016-08-10 | 广东芬尼克兹节能设备有限公司 | Energy-efficient parallel system |
| CN111536712A (en) * | 2020-04-13 | 2020-08-14 | 南京天加环境科技有限公司 | Double-compressor air source cold water heat pump unit and control method thereof |
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