CN205505478U - Variable-capacity compressor system and air conditioner - Google Patents
Variable-capacity compressor system and air conditioner Download PDFInfo
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- CN205505478U CN205505478U CN201620013474.4U CN201620013474U CN205505478U CN 205505478 U CN205505478 U CN 205505478U CN 201620013474 U CN201620013474 U CN 201620013474U CN 205505478 U CN205505478 U CN 205505478U
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- 238000006073 displacement reaction Methods 0.000 claims description 47
- 241000009298 Trigla lyra Species 0.000 claims description 12
- 238000004378 air conditioning Methods 0.000 claims description 7
- 238000010438 heat treatment Methods 0.000 claims description 5
- 238000001816 cooling Methods 0.000 claims description 3
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 239000007788 liquid Substances 0.000 description 5
- 239000002826 coolant Substances 0.000 description 4
- 239000003507 refrigerant Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 239000011555 saturated liquid Substances 0.000 description 2
- 230000001351 cycling effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Applications Or Details Of Rotary Compressors (AREA)
Abstract
The utility model discloses a variable volume compressor system and air conditioner belongs to the compressor field. Wherein in the varactor compressor system, the varactor control pipeline and the first pipeline between cross valve and the outdoor heat exchanger, the second pipeline intercommunication between cross valve and the indoor heat exchanger to varactor compressor realizes varactor control according to the varactor control pipeline from the pressure that first pipeline or second pipeline introduced. The utility model discloses a corresponding high pressure or low pressure are introduced from pipeline between cross valve and the outdoor heat exchanger or the pipeline between cross valve and the indoor heat exchanger to effectively reduced pipeline stress, pipeline vibration, reduced disconnected pipe hidden danger, effectively prolonged the system life-span, improved fail safe nature.
Description
Technical field
This utility model relates to compressor field, particularly to a kind of positive displacement compressor system and air-conditioning.
Background technology
Cylinder body switching during positive displacement compressor controls at present, switches the quantity of cylinder body, thus reaches the effect of compressor transfiguration generally by introducing high pressure or low pressure.And the control mode introducing high-low pressure is mainly introduced low pressure by suction nozzle, introduced high pressure by exhaustor, and coordinate the Valve controlling such as two-port valve, check valve, three-way valve, it is achieved introduce the control of pressure.But, due to factors such as vibration of compressor, pipeline vibration, stress, when from suction nozzle, exhaustor adapter, harden a whole set of pipeline, thus cause this connecting tube stress, vibration relatively big, there is disconnected pipe hidden danger.
Therefore, it is necessary to design a kind of new pressure incorporation way.
Utility model content
This utility model embodiment provides a kind of positive displacement compressor system and air-conditioning.By introducing corresponding high pressure or low pressure from the pipeline between the pipeline between cross valve with outdoor heat exchanger or cross valve with indoor heat exchanger, thus effectively reduce pipeline stress, pipeline vibration, reduce and resolve pipe hidden danger, effectively extend lifetime of system, improve security reliability.
According to an aspect of the present utility model, it is provided that a kind of positive displacement compressor system, including the transfiguration control piper connected with positive displacement compressor, wherein:
The second pipeline connection between the first pipeline and cross valve and indoor heat exchanger between transfiguration control piper and cross valve and outdoor heat exchanger, in order to the pressure that positive displacement compressor introduces from the first pipeline or the second pipeline according to transfiguration control piper realizes transfiguration control.
In one embodiment, transfiguration control piper is provided with for selecting the pipeline connection introducing pressure to control device.
In one embodiment, it is three-way solenoid valve that pipeline connection controls device, and the first entrance of three-way solenoid valve and the first pipeline connection, the second entrance of three-way solenoid valve and the second pipeline connection, the outlet of three-way solenoid valve connects with the first suction nozzle of positive displacement compressor.
In one embodiment, three-way solenoid valve obtain electric in the case of, the first entrance of three-way solenoid valve and outlet；
In the case of three-way solenoid valve power-off, the second entrance of three-way solenoid valve and outlet.
In one embodiment, first port of cross valve connects with the exhaustor of positive displacement compressor, second port of cross valve and the first pipeline connection, the 3rd port of cross valve connects with the second suction nozzle of positive displacement compressor, the 4th port of cross valve and the second pipeline connection.
In one embodiment, in cooling mode, the first port of cross valve and the connection of the second port, the 3rd port of cross valve and the connection of the 4th port, in order to high pressure is introduced the first entrance of three-way solenoid valve, low pressure is introduced the second entrance of three-way solenoid valve.
In one embodiment, in a heating mode, the first port of cross valve and the connection of the 4th port, the second port of cross valve and the connection of the 3rd port, in order to low pressure is introduced the first entrance of three-way solenoid valve, high pressure is introduced the second entrance of three-way solenoid valve.
In one embodiment, positive displacement compressor, when the first suction nozzle introduces high pressure, enters multi-cylinder mode of operation；When the first suction nozzle introduces low pressure, enter twin-tub mode of operation.
In one embodiment, this system also includes flash vessel, wherein:
Flash vessel connects with the blowdown pipe of positive displacement compressor.
According to another aspect of the present utility model, it is provided that a kind of air-conditioning, the positive displacement compressor system related to including any of the above-described embodiment.
By detailed description to exemplary embodiment of the present utility model referring to the drawings, further feature of the present utility model and advantage thereof will be made apparent from.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below, apparently, accompanying drawing in describing below is only embodiments more of the present utility model, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the schematic diagram of this utility model one embodiment of positive displacement compressor system.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is clearly and completely described, it is clear that described embodiment is only a part of embodiment of this utility model rather than whole embodiments.Description only actually at least one exemplary embodiment is illustrative below, never as to this utility model and application thereof or any restriction of use.Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art are obtained under not making creative work premise, broadly fall into the scope of this utility model protection.
Unless specifically stated otherwise, the parts illustrated the most in these embodiments and positioned opposite, the numerical expression of step and numerical value are not intended to scope of the present utility model.
Simultaneously, it should be appreciated that for the ease of describing, the size of the various piece shown in accompanying drawing is not to draw according to actual proportionate relationship.
May be not discussed in detail for technology, method and apparatus known to person of ordinary skill in the relevant, but in the appropriate case, described technology, method and apparatus should be considered to authorize a part for description.
In shown here and all examples of discussing, any occurrence should be construed as merely exemplary rather than as limiting.Therefore, other example of exemplary embodiment can have different values.
It should also be noted that similar label and letter represent similar terms in following accompanying drawing, therefore, the most a certain Xiang Yi accompanying drawing is defined, then need not it is further discussed in accompanying drawing subsequently.
Fig. 1 is the schematic diagram of this utility model one embodiment of positive displacement compressor system.As it is shown in figure 1, this system includes the transfiguration control piper 1 connected with positive displacement compressor 2, additionally include cross valve 3, outdoor heat exchanger 4 and indoor heat exchanger 5.Wherein:
The second pipeline 102 between the first pipeline 101 and cross valve 3 and indoor heat exchanger 5 between transfiguration control piper 1 with cross valve 3 and outdoor heat exchanger 4 connects, in order to the pressure that positive displacement compressor 2 introduces from the first pipeline 101 or the second pipeline 102 according to transfiguration control piper 1 realizes transfiguration control.
The positive displacement compressor system provided based on this utility model above-described embodiment, by introducing corresponding high pressure or low pressure from the pipeline between the pipeline between cross valve with outdoor heat exchanger or cross valve with indoor heat exchanger, thus effectively reduce pipeline stress, pipeline vibration, reduce and resolve pipe hidden danger, effectively extend lifetime of system, improve security reliability.
In one embodiment, for the ease of from selecting the first pipeline 101 or the second pipeline 102 to introduce pressure, transfiguration control piper is provided with for selecting the pipeline connection introducing pressure to control device.
Preferably, it is three-way solenoid valve 7 that pipeline connection controls device, first entrance 71 of three-way solenoid valve 7 connects with the first pipeline 101, and the second entrance 72 of three-way solenoid valve 7 connects with the second pipeline 102, and the outlet 73 of three-way solenoid valve 7 connects with the first suction nozzle 21 of positive displacement compressor 2.
Wherein, three-way solenoid valve 7 electric in the case of, the first entrance 71 of three-way solenoid valve 7 connects with exporting 73；In the case of three-way solenoid valve 7 power-off, the second entrance 72 of three-way solenoid valve 7 connects with outlet 73.
In addition, first port 31 of cross valve 3 connects with the exhaustor 23 of positive displacement compressor 2, second port 32 of cross valve 3 connects with the first pipeline 101, and the 3rd port 33 of cross valve 3 connects with the second suction nozzle 22 of positive displacement compressor 2, and the 4th port 34 of cross valve 3 connects with the second pipeline 102.
Wherein, in cooling mode, first port 31 of cross valve 3 connects with the second port 32,3rd port 33 of cross valve 3 connects with the 4th port 34, the high pressure in the first pipeline 101 to be introduced the first entrance 71 of three-way solenoid valve 7, the low pressure in the second pipeline 102 is introduced the second entrance 72 of three-way solenoid valve 7.
And in a heating mode, first port 31 of cross valve 3 connects with the 4th port 34, second port 32 of cross valve 3 connects with the 3rd port 33, the low pressure in the first pipeline 101 to be introduced the first entrance 71 of three-way solenoid valve 7, the high pressure in the second pipeline 102 is introduced the second entrance 72 of three-way solenoid valve 7.
By being controlled heating mode and refrigeration mode, control three-way solenoid valve 7 obtains electricity condition simultaneously, positive displacement compressor can be carried out transfiguration control.Such as, positive displacement compressor 2, when the first suction nozzle 21 introduces high pressure, enters multi-cylinder mode of operation, and when the first suction nozzle 21 introduces low pressure, enters twin-tub mode of operation.
Wherein, when being in refrigeration mode, the first pipeline 101 is high pressure, and the second pipeline 102 is low pressure.When three-way solenoid valve 7 obtains electric, the high pressure in the first pipeline 101 is introduced the first suction nozzles 21 of positive displacement compressor 2 by the first entrance 71 and outlet 73 by three-way solenoid valve 7, thus positive displacement compressor 2 enters multi-cylinder (such as triplex) mode of operation.And when three-way solenoid valve 7 power-off, three-way solenoid valve 7 is by the second entrance 72 and exports 73 the first suction nozzles 21 that the low pressure in second pipeline 102 introduces positive displacement compressor 2, thus positive displacement compressor 2 enters twin-tub mode of operation.
Additionally, when being in heating mode, the first pipeline 101 is low pressure, the second pipeline 102 is high pressure.When three-way solenoid valve 7 obtains electric, the low pressure in the first pipeline 101 is introduced the first suction nozzles 21 of positive displacement compressor 2 by the first entrance 71 and outlet 73 by three-way solenoid valve 7, thus positive displacement compressor 2 enters twin-tub mode of operation.And when three-way solenoid valve 7 power-off, three-way solenoid valve 7 is by the second entrance 72 and exports 73 the first suction nozzles 21 that the high pressure in second pipeline 102 introduces positive displacement compressor 2, thus positive displacement compressor 2 enters multi-cylinder (such as triplex) mode of operation.
In another embodiment, as it is shown in figure 1, this system also includes that flash vessel 6, flash vessel 6 are disposed in the outdoor between heat exchanger 4 and indoor heat exchanger 5, flash vessel 6 connects with the blowdown pipe 24 of positive displacement compressor 2.
By arranging flash vessel 6, biphase state coolant can be made to become saturated gaseous state and saturated liquid two parts, allow saturated gaseous coolant enter positive displacement compressor 2 by blowdown pipe 24 and carry out Gas-supplying enthalpy-increasing, and saturated liquid refrigerants continues cycling through in coolant loop.Here, coolant loop refers to the refrigerant circulation circuit being made up of compressor 2, cross valve 3, outdoor heat exchanger 4, flash vessel 6, indoor heat exchanger 5.
Preferably, first suction nozzle 21 of positive displacement compressor 2 arranges gas-liquid separator 81, the second suction nozzle 22 arranges gas-liquid separator 82, gas-liquid separator 83 is set on blowdown pipe 24, by arranging gas-liquid separator 81-83, can effectively prevent liquid refrigerants from entering positive displacement compressor 2.
In addition, for the ease of controlling refrigerant circulation, electric expansion valve 91 is set on the pipeline between outdoor heat exchanger 4 and flash vessel 6, electric expansion valve 92 is set on the pipeline between indoor heat exchanger 5 and flash vessel 6, the pipeline between the blowdown pipe 24 of flash vessel 6 and positive displacement compressor 2 arranges electromagnetism two-port valve 93.
This utility model also protects a kind of air-conditioning, and this air-conditioning includes the positive displacement compressor system that in Fig. 1, any embodiment relates to.
By implementing this utility model, can effectively reduce pipeline vibration, reduce stress, prolongation lifetime of system, raising security reliability on the premise of realizing positive displacement compressor control.
Description of the present utility model is given for the sake of example and description, and is not exhaustively or this utility model to be limited to disclosed form.Many modifications and variations are obvious for the ordinary skill in the art.Selecting and describing embodiment is in order to principle of the present utility model and actual application are more preferably described, and makes those of ordinary skill in the art it will be appreciated that this utility model thus design are suitable to the various embodiments with various amendments of special-purpose.
Claims (10)
1. a positive displacement compressor system, it is characterised in that include the transfiguration control piper (1) connected with positive displacement compressor (2), wherein:
The second pipeline (102) between the first pipeline (101), cross valve (3) and indoor heat exchanger (5) between transfiguration control piper (1) with cross valve (3) and outdoor heat exchanger (4) connects, in order to the pressure that positive displacement compressor (2) introduces from the first pipeline (101) or the second pipeline (102) according to transfiguration control piper (1) realizes transfiguration control.
System the most according to claim 1, it is characterised in that
Transfiguration control piper (1) is provided with for selecting the pipeline connection introducing pressure to control device.
System the most according to claim 2, it is characterised in that
It is three-way solenoid valve (7) that pipeline connection controls device, first entrance (71) of three-way solenoid valve (7) connects with the first pipeline (101), second entrance (72) of three-way solenoid valve (7) connects with the second pipeline (102), and the outlet (73) of three-way solenoid valve (7) connects with first suction nozzle (21) of positive displacement compressor.
System the most according to claim 3, it is characterised in that
Three-way solenoid valve (7) electric in the case of, first entrance (71) of three-way solenoid valve (7) with export (73) connect；
In the case of three-way solenoid valve (7) power-off, second entrance (72) of three-way solenoid valve (7) connects with outlet (73).
System the most according to claim 4, it is characterised in that
First port (31) of cross valve (3) connects with the exhaustor (23) of positive displacement compressor (2), second port (32) of cross valve (3) connects with the first pipeline (101), 3rd port (33) of cross valve (3) connects with second suction nozzle (22) of positive displacement compressor (2), and the 4th port (34) of cross valve (3) connects with the second pipeline (102).
System the most according to claim 5, it is characterised in that
In cooling mode, first port (31) of cross valve (3) connects with the second port (32), 3rd port (33) of cross valve (3) connects with the 4th port (34), the high pressure in the first pipeline (101) to be introduced first entrance (71) of three-way solenoid valve (7), the low pressure in the second pipeline (102) is introduced second entrance (72) of three-way solenoid valve (7).
System the most according to claim 5, it is characterised in that
In a heating mode, first port (31) of cross valve (3) connects with the 4th port (34), second port (32) of cross valve (3) connects with the 3rd port (33), the low pressure in the first pipeline (101) to be introduced first entrance (71) of three-way solenoid valve (7), the high pressure in the second pipeline (102) is introduced second entrance (72) of three-way solenoid valve (7).
8. according to the system described in claim 6 or 7, it is characterised in that
Positive displacement compressor (2), when the first suction nozzle (21) introduces high pressure, enters multi-cylinder mode of operation；When the first suction nozzle (21) introduces low pressure, enter twin-tub mode of operation.
9. according to the system according to any one of claim 1-7, it is characterised in that also include flash vessel (6), wherein:
Flash vessel (6) connects with the blowdown pipe (24) of positive displacement compressor (2).
10. an air-conditioning, it is characterised in that include the positive displacement compressor system related to any one of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620013474.4U CN205505478U (en) | 2016-01-04 | 2016-01-04 | Variable-capacity compressor system and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620013474.4U CN205505478U (en) | 2016-01-04 | 2016-01-04 | Variable-capacity compressor system and air conditioner |
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| Publication Number | Publication Date |
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| CN205505478U true CN205505478U (en) | 2016-08-24 |
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| CN201620013474.4U Active CN205505478U (en) | 2016-01-04 | 2016-01-04 | Variable-capacity compressor system and air conditioner |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105423669A (en) * | 2016-01-04 | 2016-03-23 | 珠海格力电器股份有限公司 | Variable-capacity compressor system, air conditioner and variable-capacity compressor control method |
| CN110107500A (en) * | 2019-05-31 | 2019-08-09 | 宁波奥克斯电气股份有限公司 | A kind of double-cylinder variable-capacity compressor system, transfiguration increasing enthalpy system and control method |
-
2016
- 2016-01-04 CN CN201620013474.4U patent/CN205505478U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105423669A (en) * | 2016-01-04 | 2016-03-23 | 珠海格力电器股份有限公司 | Variable-capacity compressor system, air conditioner and variable-capacity compressor control method |
| CN110107500A (en) * | 2019-05-31 | 2019-08-09 | 宁波奥克斯电气股份有限公司 | A kind of double-cylinder variable-capacity compressor system, transfiguration increasing enthalpy system and control method |
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| GR01 | Patent grant |