CN201232772Y - Two-position four-way change valve - Google Patents
Two-position four-way change valve Download PDFInfo
- Publication number
- CN201232772Y CN201232772Y CNU2008200641265U CN200820064126U CN201232772Y CN 201232772 Y CN201232772 Y CN 201232772Y CN U2008200641265 U CNU2008200641265 U CN U2008200641265U CN 200820064126 U CN200820064126 U CN 200820064126U CN 201232772 Y CN201232772 Y CN 201232772Y
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- China
- Prior art keywords
- valve body
- valve
- fluid access
- way
- spool
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- Expired - Fee Related
Links
- 239000012530 fluid Substances 0.000 claims abstract description 49
- 210000000664 rectum Anatomy 0.000 claims description 7
- 238000010521 absorption reaction Methods 0.000 abstract 1
- 238000009434 installation Methods 0.000 abstract 1
- 108091006146 Channels Proteins 0.000 description 3
- 230000002175 menstrual effect Effects 0.000 description 3
- 230000004936 stimulating effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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Abstract
The utility model discloses a two-position four-way reversing valve, including valve body, valve gap, install the case in the valve body, the last fixed mounting of case has the handle that stretches out the valve body outside, is equipped with 4 fluid access ways on the valve body, its characterized in that: the 4 fluid inlet and outlet channels are connected with the outside through pipe nozzle ports which are all arranged on the wall surface of the same side of the valve body. The four connecting pipe mouth interfaces of the valve are arranged on the same plane in a centralized way, so that the pipeline and the installation and arrangement space thereof can be reduced, the failure links can be reduced, and the valve is easy to use and maintain; the oil drift diameter of the passages in the valve body and the valve core is equal to the dredging channel of the external pipeline, and the flowing resistance of the oil can be reduced due to the equal dredging channel, so that the influence of throttling on an oil return and absorption system is reduced; the structure of the valve core and the valve body is optimized, so that the oil-tight requirement and the flexible rotation requirement are met.
Description
Technical field
The utility model relates to a kind of selector valve, a kind of specifically two-position four way change valve.
Background technique
The open and close type converting system of existing plane hydraulic system debugging washing test platform mainly uses a plurality of ball valves to realize commutation function, because the ball valve number is more, operation is comparatively complicated, and is not easy to safeguard.
Summary of the invention
The purpose of this utility model is: a kind of commutation function that can substitute ball valve is provided, and reliable performance is handled simple two-position four way change valve.
The technical solution of the utility model is:
A kind of two-position four way change valve, comprise valve body, valve gap, be installed in the spool in the valve body, be installed with the handle that stretches out the valve body outside on the spool, be provided with 4 fluid access ways on valve body, it is characterized in that: 4 fluid access ways and the extraneous connecting-tube nozzle interface that is connected all are located on the wall of the same side of valve body.
Optimal technical scheme of the present utility model is as follows:
Preferably, the runner latus rectum in valve body and the spool is identical.
Preferably, 4 fluid access ways on the valve body are uniform about valve core axis, and first fluid access way and three-fluid access way are symmetrically distributed about valve core axis, and the perforate in valve body is identical with the distance of valve body bottom; The second fluid access way and the 4th fluid access way are symmetrically distributed about valve core axis, and the perforate in valve body is identical with the distance of valve body bottom; Perforate and second fluid access way perforate valve body in the projection on valve core axis of first fluid access way in valve body do not coincide; Its axial direction of spool upper edge is distributed with two-layer mutual disconnected crosspassage groove, wherein the tail end of one deck crosspassage groove is communicated with a vertical passage groove, the tail end cambered surface of vertical passage groove is concordant with another layer crosspassage groove exterior edge face, and both are parallel to each other on the bottom land plane, but are not interconnected.
Preferably, the outside of two-layer crosspassage groove is provided with seal ring on spool.
Preferably, on valve body, be provided with the snubber of restriction spool rotational angle range.
The beneficial effects of the utility model are: be provided with at grade in four connecting-tube nozzle interface direction sets of this valve, can reduce pipeline and mounting arrangements space thereof, reduce failsafe link, be easy to working service; The fluid latus rectum of valve body and spool internal channel stimulates the menstrual flow with external pipeline and equates (the outside latus rectum of ball valve is big, and inner latus rectum is little), and stimulating the menstrual flow equates to reduce the resistance that fluid flows, thereby reduces the influence that oil return, oil suction system cause because of throttling; Optimize the structure of spool and valve body, both satisfied oily close requirement, satisfy again and rotate flexible requirement.
Description of drawings
Fig. 1 is the schematic representation behind the local valve body of cutting open of the utility model two-position four way change valve.
Fig. 2 is the schematic representation that two-position four way change valve shown in Figure 1 is in another connected state.
Fig. 3 is the perspective view of valve body in the two-position four way change valve shown in Figure 1.
Fig. 4 is the perspective view of spool in the two-position four way change valve shown in Figure 1.
Fig. 5 is the plan view of spool shown in Figure 4.
Fig. 6 is the plan view of spool shown in Figure 4.
Fig. 7 is the schematic representation of model utility two-position four way change valve.
Wherein, the numbering of reference character and name are called: 1 valve body; 2 valve gaps; 3 handles; 4 seal rings; 5,6,7,8 connecting-tube nozzles; 9 spools; 10 first crosspassage grooves; 11 vertical passage grooves; 12 second crosspassage grooves; 13,14,15,16 perforates; 17,18 seal grooves; 19 handle shaft; 20 snubbers.
Embodiment
Below in conjunction with drawings and Examples the utility model is further specified.
Specific embodiment of the utility model, as shown in Figure 1, a kind of two-position four way change valve, comprise valve body 1 and valve gap 2, be installed in the spool 9 in the valve body 1, handle 3 is fixedly mounted on the spool 9 by handle shaft 19, being used to promote spool 9 rotates, on valve body 1, be provided with 4 fluid access ways, it is the first fluid access way, the second fluid access way, three-fluid access way and the 4th fluid access way, the connecting-tube nozzle 5 of first fluid access way, the connecting-tube nozzle 6 of the second fluid access way, the connecting-tube nozzle 7 of three-fluid access way and the connecting-tube nozzle 8 of the 4th fluid access way all are located on the base plane of the same side of valve body 1, the optimum pipe latus rectum of valve body 1 inside can be according to flow, the flow velocity maximum value calculation is determined, and the fluid latus rectum of internal channel is equated with stimulating the menstrual flow of external pipeline.
Wherein, valve body as shown in Figure 3,4 fluid access ways on the valve body 1 are uniform about valve core axis, first fluid access way and three-fluid access way are symmetrically distributed about the axis of spool 9, and the perforate 14 of first fluid access way in valve body 1 is identical with the distance of valve body 1 bottom with the perforate 16 of three-fluid access way in valve body 1; The second fluid access way and the 4th fluid access way are symmetrically distributed about valve core axis, and the perforate 15 of the second fluid access way in valve body 1 is identical with the distance of valve body bottom with the perforate 13 of the 4th fluid access way in valve body 1; Perforate 14 and second fluid access way perforate 15 the projection on the axis of spool 9 valve body in of first fluid access way in valve body do not coincide.
Shown in Fig. 4,5,6, its axial direction of spool 9 upper edges is distributed with two-layer mutual disconnected crosspassage groove, the i.e. first crosspassage groove 10 and the second crosspassage groove 12, the bottom land plane of two channel slots is vertical mutually, wherein the tail end of the first crosspassage groove 10 is communicated with a vertical passage groove 11, the tail end cambered surface of vertical passage groove 11 is concordant with the second crosspassage groove, 12 exterior edge faces, and both are parallel to each other on the bottom land plane, but are not interconnected.On spool 9, be provided with seal groove 17,18, in seal groove 17,18, seal ring 4 be installed near two end part.As shown in Figure 7, be provided with the snubber 20 of restriction spool 9 rotational angle range on valve gap 2, restriction spool 9 rotates in 0~90 ° of scope.
Two kinds of mode of communicating of the two-position four way change valve of present embodiment are as follows: as shown in figures 1 and 3, driving handle 3 rotates to first kind of connected state with spool 9, the left end of the first crosspassage groove 10 aligns with perforate 13 and is communicated with, the tail end of central passage groove 11 aligns with perforate 14 and is communicated with, so just make first fluid access way and the 4th fluid access way be communicated with, promptly connecting-tube nozzle 5 and connecting-tube nozzle 8 are communicated with; Perforate 16 and perforate 15 are not communicated with other perforates by the blocking-up of the entity part of spool 9, and promptly connecting-tube nozzle 6 and connecting-tube nozzle 7 disconnect with other connecting-tube nozzles.Shown in Fig. 2 and 3, driving handle 3 is with spool 9 half-twists to the second kind of connected state, and the right-hand member of the first crosspassage groove 10 aligns with perforate 13 and is communicated with, and its left end aligns with perforate 15 and is communicated with; The right-hand member of the second crosspassage groove 12 aligns with perforate 14 and is communicated with, its left end aligns with perforate 16 and is communicated with, so just make first fluid access way and three-fluid access way be communicated with, the second fluid access way and the 4th fluid access way are communicated with, be that connecting-tube nozzle 5 and connecting-tube nozzle 7 are communicated with, connecting-tube nozzle 6 and connecting-tube nozzle 8 are communicated with.Can realize the conversion of two-position four-way by the way.
Specific embodiment of the utility model 2, the two-position four-way changing valve of a designs simplification, similar with existing two-position four-way changing valve, difference is the connecting-tube nozzle of two-position four-way changing valve all is arranged on the wall of valve body the same side, so that reduce pipeline and mounting arrangements space thereof, reduce failsafe link.
Claims (7)
1. two-position four way change valve, comprise valve body, valve gap, be installed in the spool in the valve body, be installed with the handle that stretches out the valve body outside on the spool, be provided with 4 fluid access ways on valve body, it is characterized in that: 4 fluid access ways and the extraneous connecting-tube nozzle interface that is connected all are located on the wall of the same side of valve body.
2. two-position four way change valve according to claim 1 is characterized in that, the runner latus rectum in valve body and the spool is identical.
3. two-position four way change valve according to claim 1 and 2, it is characterized in that, 4 fluid access ways on the valve body are uniform about valve core axis, first fluid access way and three-fluid access way are symmetrically distributed about valve core axis, and the perforate in valve body is identical with the distance of valve body bottom; The second fluid access way and the 4th fluid access way are symmetrically distributed about valve core axis, and the perforate in valve body is identical with the distance of valve body bottom; Perforate and second fluid access way perforate valve body in the projection on valve core axis of first fluid access way in valve body do not coincide; Its axial direction of spool upper edge is distributed with two-layer mutual disconnected crosspassage groove, wherein the tail end of one deck crosspassage groove is communicated with a vertical passage groove, the tail end cambered surface of vertical passage groove is concordant with another layer crosspassage groove exterior edge face, and both are parallel to each other on the bottom land plane, but are not interconnected.
4. two-position four way change valve according to claim 3 is characterized in that the outside of two-layer crosspassage groove is provided with seal ring on spool.
5. two-position four way change valve according to claim 3 is characterized in that, is provided with the snubber of restriction spool rotational angle range on handle shaft and valve gap.
6. two-position four way change valve according to claim 5 is characterized in that, described valve core rotation angular range is 0~90 °.
7. two-position four way change valve according to claim 3 is characterized in that, the connecting-tube nozzle interface all is located on the plane of valve body bottom.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU2008200641265U CN201232772Y (en) | 2008-07-04 | 2008-07-04 | Two-position four-way change valve |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU2008200641265U CN201232772Y (en) | 2008-07-04 | 2008-07-04 | Two-position four-way change valve |
Publications (1)
Publication Number | Publication Date |
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CN201232772Y true CN201232772Y (en) | 2009-05-06 |
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Application Number | Title | Priority Date | Filing Date |
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CNU2008200641265U Expired - Fee Related CN201232772Y (en) | 2008-07-04 | 2008-07-04 | Two-position four-way change valve |
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CN (1) | CN201232772Y (en) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101718357B (en) * | 2009-12-24 | 2011-02-09 | 无锡威孚力达催化净化器有限责任公司 | Homodromous in-and-out two-position four-way reversal valve |
CN103089658A (en) * | 2011-10-27 | 2013-05-08 | 沈阳芯源微电子设备有限公司 | Reversing and pole inversing device |
CN105240574A (en) * | 2015-11-10 | 2016-01-13 | 山东科技大学 | Proportioning valve with flow regulation function and application thereof |
CN105757287A (en) * | 2016-04-27 | 2016-07-13 | 常州沛德水处理设备有限公司 | Four-way reversing valve for automatic cleaning system of condenser |
CN106051358A (en) * | 2016-07-29 | 2016-10-26 | 苏州高通机械科技有限公司 | Pipeline reversing connecting piece |
CN106286899A (en) * | 2016-08-31 | 2017-01-04 | 上海交通大学 | The rotary type four-way reversal valve that heat exchange runner size increases |
CN106352116A (en) * | 2016-11-02 | 2017-01-25 | 东键飞能源科技(上海)有限公司 | Novel double-layered four-way reversing valve |
-
2008
- 2008-07-04 CN CNU2008200641265U patent/CN201232772Y/en not_active Expired - Fee Related
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101718357B (en) * | 2009-12-24 | 2011-02-09 | 无锡威孚力达催化净化器有限责任公司 | Homodromous in-and-out two-position four-way reversal valve |
CN103089658A (en) * | 2011-10-27 | 2013-05-08 | 沈阳芯源微电子设备有限公司 | Reversing and pole inversing device |
CN103089658B (en) * | 2011-10-27 | 2015-04-22 | 沈阳芯源微电子设备有限公司 | Reversing and pole inversing device |
CN105240574A (en) * | 2015-11-10 | 2016-01-13 | 山东科技大学 | Proportioning valve with flow regulation function and application thereof |
CN105757287A (en) * | 2016-04-27 | 2016-07-13 | 常州沛德水处理设备有限公司 | Four-way reversing valve for automatic cleaning system of condenser |
CN106051358A (en) * | 2016-07-29 | 2016-10-26 | 苏州高通机械科技有限公司 | Pipeline reversing connecting piece |
CN106051358B (en) * | 2016-07-29 | 2019-02-19 | 苏州高通机械科技有限公司 | A kind of pipeline commutation connector |
CN106286899A (en) * | 2016-08-31 | 2017-01-04 | 上海交通大学 | The rotary type four-way reversal valve that heat exchange runner size increases |
CN106286899B (en) * | 2016-08-31 | 2019-01-11 | 上海交通大学 | The rotary type four-way reversal valve that heat exchange runner size increases |
CN106352116A (en) * | 2016-11-02 | 2017-01-25 | 东键飞能源科技(上海)有限公司 | Novel double-layered four-way reversing valve |
CN106352116B (en) * | 2016-11-02 | 2018-07-13 | 东键飞能源科技(上海)有限公司 | A kind of novel double-layer four-way reversing valve |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee | ||
CP03 | Change of name, title or address |
Address after: 610091 Sichuan Province, Chengdu city Qingyang District Qingyang Industrial Development Zone Tongcheng Road No. 333 Patentee after: CHENGDU CHENGSHE AVIATION TECHNOLOGY CO., LTD. Address before: 307 mailbox 610000, Sichuan City, Chengdu Province Patentee before: Chengdu Chengshe Aviation Technology Co., Ltd. |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090506 Termination date: 20120704 |