CN101576169A - Low-heat conduction four-way reversing valve - Google Patents
Low-heat conduction four-way reversing valve Download PDFInfo
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- CN101576169A CN101576169A CNA2009100988867A CN200910098886A CN101576169A CN 101576169 A CN101576169 A CN 101576169A CN A2009100988867 A CNA2009100988867 A CN A2009100988867A CN 200910098886 A CN200910098886 A CN 200910098886A CN 101576169 A CN101576169 A CN 101576169A
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Abstract
The invention provides a low-heat conduction four-way reversing valve comprising a valve body and a valve core; the valve body is produced by non-metallic materials with the heat transfer slower than metal or at least one non-metallic layer with the heat transfer slower than the metal is arranged in the inner surface and the outer surface thereof; the valve core is produced by the non-metallic materials with the heat transfer slower than the metal or the outer surface thereof comprises a non-metallic layer with the heat transfer slower than the metal; and the valve body is connected with a pipeline which is communicated with an exhaust port of an air-conditioning compressor, a pipeline which is communicated with an air suction port of the air-conditioning compressor, a pipeline which is communicated with an air-conditioning evaporator and a pipeline which is communicated with an air-conditioning condenser. The reversing valve can play the role of reversing; moreover, as the heat conductivity coefficient of non metallic is lower than that of the metal, the pipelines which are connected with the valve body are separated by the non-metallic materials with slower heat transfer, and the valve body and the valve core can block the heat transfer between a medium which enters the reversing valve from the exhaust port of the compressor and the medium which flows to the air suction port of the compressor from the reversing valve, thereby reducing the energy loss during the cooling work and the heating work.
Description
Technical field
The present invention relates to a kind of low-heat conduction four-way reversing valve.
Background technique
Selector valve in the air-conditioning is used for the flow direction of switchable dielectric when freezing or heating.Exist than big-difference owing to enter the temperature of the temperature of medium of selector valve and the medium that the self-commutation valve flows out to the compressor air suction mouth from exhaust outlet of compressor, therefore, can cause the loss of cold or heat during through selector valve at medium.
Summary of the invention
Technical problem to be solved by this invention provides a kind of low-heat conduction four-way reversing valve, compares with selector valve in the past, can reduce the loss of energy when freezing and heating work.For this reason, the present invention is by the following technical solutions: it comprises valve body, spool, described valve body has the heat transfer non-metallic layer slow than metal by conducting heat than the slow nonmetallic material manufacturing of metal or at least one in its internal surface and the outer surface, described spool has the heat transfer non-metallic layer slow than metal by nonmetallic material manufacturing or its outer surface slow than metal that conduct heat, the pipeline that described valve body is connected with the pipeline that is communicated with the air condition compressor relief opening, the pipeline that is communicated with the air condition compressor intakeport, the pipeline that is communicated with A/C evaporator, is communicated with air-conditioning condenser.Owing to adopt technological scheme of the present invention, selector valve has not only played the commutation effect, and, because nonmetallic thermal conductivity is lower than metal, therefore, separate with the slower nonmetallic material of being conducted heat between the pipeline that valve body links to each other, valve body of the present invention, spool can intercept from exhaust outlet of compressor and enter heat transfer between the medium of selector valve and the medium that the self-commutation valve flows out to the compressor air suction mouth, the energy loss when reducing refrigeration and heating work.
Description of drawings
Fig. 1 is an embodiment's provided by the present invention stereogram.
Fig. 2 is a sectional view embodiment illustrated in fig. 1.
Fig. 3 is a plan view embodiment illustrated in fig. 1.
Embodiment
With reference to accompanying drawing.The present invention includes valve body 1, spool 2, the pipeline 14 that described valve body is connected with the pipeline 11 that is communicated with the air condition compressor relief opening, the pipeline 12 that is communicated with the air condition compressor intakeport, the pipeline 13 that is communicated with A/C evaporator, is communicated with air-conditioning condenser.Described valve body is by the nonmetallic material manufacturing slow than metal of conducting heat, such as the engineering plastics manufacturing, perhaps, there is the heat transfer non-metallic layer slow than metal on the internal surface of described valve body or at least one surface in the outer surface, such as plastic layer, its purpose is for when being in the working state of freezing or heating, intercept in the pipeline 11 be communicated with the air condition compressor relief opening and the pipeline 12,13,14 not with pipeline that pipeline 11 is communicated with between heat transfer and the heat transfer between the different temperatures medium of obstruct valve inner, prevent to cause energy loss by valve body; Described spool is also by the nonmetallic material manufacturing slow than metal of conducting heat, such as engineering plastics, perhaps, the outer surface of described spool has the heat transfer non-metallic layer slow than metal, such as plastic layer, its purpose is for when being in the working state of freezing or heating, and the heat transfer between the different temperatures medium of obstruct valve inner prevents to cause energy loss by spool.
Because valve body and spool adopt nonmetal manufacturing, in order to strengthen the intensity of selector valve, the outer surface cloth of described valve body is equipped with stiffening rib 3, as shown in the figure, described stiffening rib is to arrange along the connection interface 41,42,43,44,45 of above-mentioned pipeline and valve body, to bring into play humidification to greatest extent.
Described valve body is a cylindricality for the valve pocket 15 of valve core movement, described selector valve also is provided with the pilot valve 5 that the control spool moves in valve pocket, the entrance point 51 of described pilot valve and the pipeline 11 that is communicated with the air condition compressor relief opening are communicated with, described pilot valve is provided with switchable first outlet end 52, second outlet end 53, described first outlet end is communicated with an end of valve body, and described second outlet end is communicated with the valve body the other end.
In order further to improve the performance of selector valve, the described pipeline 11 that is communicated with the air condition compressor relief opening is divided into first branch road 111 and second branch road 112, described first branch road and second branch road are connected to the diverse location of cylindricality valve pocket on axially, described spool is provided with force balance face 20, like this, because the pressure of first branch road 111 and second branch road 112 equates, so the stressed of spool two ends equate, thereby guaranteed the position stability of spool when work.
The described pipeline 12 that is communicated with the air condition compressor intakeport, the pipeline 13 that is communicated with A/C evaporator, the pipeline 14 that is communicated with air-conditioning condenser is connected the diverse location of cylindricality valve pocket on axially, and described spool has the first passage 21 of the pipeline 14 of connecting first branch road 111 and being communicated with condenser, the second channel 22 of the pipeline 13 of connecting second branch road 112 and being communicated with vaporizer, not only can make pipeline 12 that is communicated with the compressor air suction mouth and the pipeline that is communicated with condenser 14 connect but also can make the third channel 23 of pipeline 12 that is communicated with the compressor air suction mouth and the pipeline that is communicated with vaporizer 13 connections.
Described spool is subjected to pilot valve control to have first stop place and second stop place, their corresponding respectively refrigeration and two kinds of commutation working staties that heat.
First stop place is position as shown in Figure 2, and first outlet end 52 of pilot valve is connected with entrance point 51, and second outlet end 53 is cut off, and the high-pressure medium that flows out from pipeline 11 promotes spool to the limit on the right-right-hand limit end.At this moment, first passage 21, first branch road 111, the pipeline 14 that is communicated with condenser are in on-state, third channel 23, the pipeline 12 that is communicated with the compressor air suction mouth, the pipeline 13 that is communicated with vaporizer are in on-state, the pipeline 14 that is communicated with condenser, the pipeline 12 that is communicated with the compressor air suction mouth are in off state, and the pipeline 13, second branch road 112 that are communicated with vaporizer are in off state;
When spool was in second stop place, second outlet end 53 of pilot valve was connected with entrance point 51, and first outlet end 52 is cut off, and the high-pressure medium that flows out from pipeline 11 promotes spool to the limit on the left end.At this moment, second channel 22, the pipeline 13, second branch road 112 that are communicated with vaporizer are in on-state, third channel 23, the pipeline 12 that is communicated with the compressor air suction mouth, the pipeline 14 that is communicated with condenser are in on-state, the pipeline 13 that is communicated with vaporizer, the pipeline 12 that is communicated with the compressor air suction mouth are in off state, and first branch road 111, the pipeline 14 that is communicated with condenser are in off state.
For further simplifying the structure of spool, described spool is made up of four pistons that link together at a distance of certain distance, and piston has constituted force balance face 20, and the gap between the piston forms described first passage 21, second channel 22, third channel 23.
Claims (7)
1. low-heat conduction four-way reversing valve, comprise valve body, spool, it is characterized in that described valve body has the heat transfer non-metallic layer slow than metal by conducting heat than the slow nonmetallic material manufacturing of metal or at least one in its internal surface and the outer surface, described spool has the heat transfer non-metallic layer slow than metal by nonmetallic material manufacturing or its outer surface slow than metal that conduct heat, the pipeline that described valve body is connected with the pipeline that is communicated with the air condition compressor relief opening, the pipeline that is communicated with the air condition compressor intakeport, the pipeline that is communicated with A/C evaporator, is communicated with air-conditioning condenser.
2. low-heat conduction four-way reversing valve as claimed in claim 1 is characterized in that the outer surface cloth of described valve body is equipped with stiffening rib.
3. low-heat conduction four-way reversing valve as claimed in claim 1 is characterized in that spool is made up of four pistons that link together at a distance of certain distance.
4. low-heat conduction four-way reversing valve as claimed in claim 1, it is characterized in that described valve body is a cylindricality for the valve pocket of valve core movement, described selector valve also is provided with the pilot valve that the control spool moves in valve pocket, the entrance point of described pilot valve and the pipeline connection that is communicated with the air condition compressor relief opening, described pilot valve is provided with switchable first outlet end, second outlet end, described first outlet end is communicated with an end of valve body, and described second outlet end is communicated with the valve body the other end.
5. low-heat conduction four-way reversing valve as claimed in claim 4, it is characterized in that the described pipeline that is communicated with the air condition compressor relief opening is divided into first branch road and second branch road, described first branch road and second branch road are connected to the diverse location of cylindricality valve pocket on axially; Described spool is provided with the force balance face that is subjected to medium effect in the valve pocket.
6. low-heat conduction four-way reversing valve as claimed in claim 4, it is characterized in that the described pipeline that is communicated with the air condition compressor relief opening is divided into first branch road and second branch road, described first branch road and second branch road are connected to the diverse location of cylindricality valve pocket on axially, the described pipeline that is communicated with the air condition compressor intakeport, the pipeline that is communicated with A/C evaporator, the pipeline that is communicated with air-conditioning condenser is connected the diverse location of cylindricality valve pocket on axially, described spool has the first passage of the pipeline of connecting first branch road and being communicated with condenser, the second channel of the pipeline of connecting second branch road and being communicated with vaporizer, not only can make the third channel of pipeline that is communicated with the compressor air suction mouth and the pipeline that is communicated with condenser connects but also can make pipeline that is communicated with the compressor air suction mouth and the pipeline that is communicated with vaporizer connection, described spool is subjected to pilot valve control to have first stop place and second stop place, described selector valve has following respective outer side edges: when spool is in first stop place, first passage, first branch road, the pipeline that is communicated with condenser is in on-state, third channel, the pipeline that is communicated with the compressor air suction mouth, the pipeline that is communicated with vaporizer is in on-state, the pipeline that is communicated with condenser, the pipeline that is communicated with the compressor air suction mouth is in off state, the pipeline that is communicated with vaporizer, second branch road is in off state; When spool is in second stop place, second channel, the pipeline that is communicated with vaporizer, second branch road are in on-state, third channel, the pipeline that is communicated with the compressor air suction mouth, the pipeline that is communicated with condenser are in on-state, the pipeline that is communicated with vaporizer, the pipeline that is communicated with the compressor air suction mouth are in off state, and first branch road, the pipeline that is communicated with condenser are in off state.
7. low-heat conduction four-way reversing valve as claimed in claim 6 is characterized in that spool is made up of four pistons that link together at a distance of certain distance, and described first passage, second channel, third channel are formed between the piston.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100988867A CN101576169B (en) | 2009-05-21 | 2009-05-21 | Low-heat conduction four-way reversing valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100988867A CN101576169B (en) | 2009-05-21 | 2009-05-21 | Low-heat conduction four-way reversing valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101576169A true CN101576169A (en) | 2009-11-11 |
| CN101576169B CN101576169B (en) | 2011-02-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100988867A Active CN101576169B (en) | 2009-05-21 | 2009-05-21 | Low-heat conduction four-way reversing valve |
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| CN (1) | CN101576169B (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104676048A (en) * | 2013-04-28 | 2015-06-03 | 浙江盾安机械有限公司 | Four-way valve |
| WO2015100752A1 (en) * | 2014-01-06 | 2015-07-09 | 上海高迪亚电子系统有限公司 | Low-pressure, leakage-reduced, energy-saving four-way reversing valve |
| CN105179741A (en) * | 2014-06-10 | 2015-12-23 | 特灵国际有限公司 | Five-way heat pump reversing valve |
| CN106224592A (en) * | 2016-08-31 | 2016-12-14 | 上海交通大学 | Zigzag two position and four-way reversing valve |
| CN108087577A (en) * | 2017-12-29 | 2018-05-29 | 浙江省平湖市北辰实业有限公司 | A kind of high intensity four-way valve |
| CN112747511A (en) * | 2019-10-31 | 2021-05-04 | 广东美的白色家电技术创新中心有限公司 | Liquid storage and oil distribution device, compressor assembly, heat exchange system and electrical equipment |
| CN112747509A (en) * | 2019-10-31 | 2021-05-04 | 广东美的白色家电技术创新中心有限公司 | Liquid storage and oil distribution device, compressor assembly, heat exchange system and electrical equipment |
| CN112747510A (en) * | 2019-10-31 | 2021-05-04 | 广东美的白色家电技术创新中心有限公司 | Liquid storage and oil distribution device, compressor assembly, heat exchange system and electrical equipment |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5172276B2 (en) * | 2007-10-29 | 2013-03-27 | 日立アプライアンス株式会社 | Four-way switching valve and refrigeration cycle apparatus using the same |
-
2009
- 2009-05-21 CN CN2009100988867A patent/CN101576169B/en active Active
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104676048A (en) * | 2013-04-28 | 2015-06-03 | 浙江盾安机械有限公司 | Four-way valve |
| CN104676048B (en) * | 2013-04-28 | 2018-10-09 | 浙江盾安机械有限公司 | A kind of four-way valve |
| WO2015100752A1 (en) * | 2014-01-06 | 2015-07-09 | 上海高迪亚电子系统有限公司 | Low-pressure, leakage-reduced, energy-saving four-way reversing valve |
| CN105179741A (en) * | 2014-06-10 | 2015-12-23 | 特灵国际有限公司 | Five-way heat pump reversing valve |
| CN106224592A (en) * | 2016-08-31 | 2016-12-14 | 上海交通大学 | Zigzag two position and four-way reversing valve |
| CN106224592B (en) * | 2016-08-31 | 2018-11-23 | 上海交通大学 | Two position and four-way reversing valve of zigzag |
| CN108087577A (en) * | 2017-12-29 | 2018-05-29 | 浙江省平湖市北辰实业有限公司 | A kind of high intensity four-way valve |
| CN112747511A (en) * | 2019-10-31 | 2021-05-04 | 广东美的白色家电技术创新中心有限公司 | Liquid storage and oil distribution device, compressor assembly, heat exchange system and electrical equipment |
| CN112747509A (en) * | 2019-10-31 | 2021-05-04 | 广东美的白色家电技术创新中心有限公司 | Liquid storage and oil distribution device, compressor assembly, heat exchange system and electrical equipment |
| CN112747510A (en) * | 2019-10-31 | 2021-05-04 | 广东美的白色家电技术创新中心有限公司 | Liquid storage and oil distribution device, compressor assembly, heat exchange system and electrical equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101576169B (en) | 2011-02-16 |
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Address after: 312500 Xinchang Avenue East Road, Xinchang County, Zhejiang 889 Patentee after: Zhejiang star Polytron Technologies Inc Address before: 312500 Zhejiang Xinchang East Qingshan Industrial Development Zone Zhejiang Tongxing Refrigeration Co., Ltd. Patentee before: Zhejiang Tongxing Refrigecation Co.Ltd. |
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| CP03 | Change of name, title or address |