CN103790882A - Electric hydraulic filter throttling valve - Google Patents
Electric hydraulic filter throttling valve Download PDFInfo
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- CN103790882A CN103790882A CN201410028185.7A CN201410028185A CN103790882A CN 103790882 A CN103790882 A CN 103790882A CN 201410028185 A CN201410028185 A CN 201410028185A CN 103790882 A CN103790882 A CN 103790882A
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- filter
- valve
- valve body
- spool
- spiral propeller
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Abstract
The invention relates to an electric hydraulic filter throttling valve, and belongs to the technical field of hydraulic throttling valves. The electric hydraulic filter throttling valve comprises a valve body, a valve core and an adjusting rod, wherein the valve core is arranged in the valve body, and one or more transverse channel is formed in the valve wall of part below the head of the valve body and is a liquid outlet channel. The electric hydraulic filter throttling valve further comprises a filter, a rotation motor and a spiral propeller, wherein the rotation motor is in transmission connection with the spiral propeller, the spiral propeller is arranged in the valve body, an actuating rod of the spiral propeller is fixedly connected with the adjusting rod, the filter is provided with a filter outer thread, the liquid inlet channel is provided with a filter inner thread matched with the filter outer thread, and the filter is connected to the valve body through the filter outer thread and the filter inner thread. According to the electric hydraulic filter throttling valve, liquid flow can be adjusted easily, adjustment accuracy is high, liquid can be filtered, and the valve core is prevented from being damaged.
Description
Technical field
The present invention relates to a kind of electric hydaulic and filter throttle valve, belong to hydraulic throttle valve technical field.
Background technique
At present, existing throttle valve comprises valve body, spool and adjustable lever, by the position of adjustable lever regulating spool, thereby changes fluid flow.
Chinese patent ZL201010589043.X discloses a kind of throttle valve, it comprises valve body, spool and adjustable lever, described spool is arranged in valve body, the external diameter of the upper end head of described valve body is greater than the external diameter of the following part of head, part below described valve head is provided with outside thread, on the valve wall of the following part of head of described valve body, be provided with more than one crosspassage, described valve body up/down perforation, the lower end of adjustable lever withstands one end of spool, the free end of described spool points to the opening of valve body lower portion, this patent can play the effect of general throttle valve, hydraulic part and pipeline are played to connection function simultaneously, can be used as hinge bolt uses, but this patent is to pass through manual tune, thereby it regulates trouble, degree of regulation is not high simultaneously, in addition, because the liquid in hydrovalve is easily polluted, therefore easily cause hydraulic element impaired, produce larger error, thereby make degree of regulation not high.
Summary of the invention
The present invention is directed to the deficiency of the problems referred to above, propose a kind of to regulate simply, and the high electric hydaulic that simultaneously can filter liquide of degree of regulation filters throttle valve.
The present invention is that the technological scheme that solves the problems of the technologies described above proposition is: a kind of electric hydaulic filters throttle valve, comprise valve body, spool and adjustable lever, described spool is arranged in valve body, the external diameter of the upper end head of described valve body is greater than the external diameter of the following part of head, part below described valve head is provided with outside thread, on the valve wall of the following part of head of described valve body, be provided with more than one crosspassage, described crosspassage is liquid outlet channel, described valve body up/down perforation, the lower end of adjustable lever withstands one end of spool, the free end of described spool points to the feed pathway of the opening of valve body lower portion, also comprise filter, convolution motor and spiral propeller, described convolution motor and spiral propeller are in transmission connection, and described spiral propeller is arranged in valve body, and the operating bar of described spiral propeller is fixedly connected with adjustable lever, described filter is provided with filter outside thread, and in described feed pathway, is provided with the filter internal thread matching with filter outside thread, and described filter is threaded on valve body by filter outside thread, internal thread.
Preferred: in described spool, to be provided with one-way valve, and to offer valve core through hole on described spool wall, on described valve body, be also provided with the more than one return flow line being connected with valve core through hole, and described return flow line is positioned at the top of crosspassage simultaneously.
Preferred: described one-way valve comprises the back-up ring, spring and the nonreturn valve core that set gradually from down to up, and described nonreturn valve core withstands the opening of spool.
Preferred: described filter comprises and be provided with the externally threaded shell of filter and one deck and above metal filtration stratum reticulare, described metal filtration stratum reticulare is arranged in shell, and the net hole of described metal filtration stratum reticulare is reduced to liquid outlet successively by liquid entering hole.
A kind of electric hydaulic of the present invention filters throttle valve, compared to existing technology, there is following beneficial effect: 1. owing to being provided with convolution motor and spiral propeller, described convolution motor and spiral propeller are in transmission connection, and described spiral propeller is arranged in valve body, and the operating bar of described spiral propeller is fixedly connected with adjustable lever, therefore while adjusting, only need to regulate the rotation number of turns of convolution motor, can control the propelling of spiral propeller and return stroke, thereby control the position of spool, therefore the present invention can control the flow of liquid accurately, it controls simple simultaneously, convenient.
2. owing to being provided with filter, described filter is provided with filter outside thread, and in described feed pathway, be provided with the filter internal thread matching with filter outside thread, described filter is threaded on valve body by filter outside thread, internal thread, therefore can filter the liquid entering in spool, can prevent that spool is worn.Simultaneously because filter and valve body are to be threaded connection, therefore convenient by clean filter removal, in addition, because filter is arranged in valve body feed pathway, therefore in the time of dismounting, do not need filter to open, thereby its dismounting is simple, can prevent preferably that valve body chip from repeatedly opening impaired simultaneously.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention;
Wherein: 1 is valve body, 2 is spool, and 3 is adjustable lever, and 4 is crosspassage, and 5 is feed pathway, and 6 is valve core through hole, and 7 is return flow line, and 8 is back-up ring, and 9 is the second spring, and 10 is nonreturn valve core, and 11 is spiral propeller, and 12 is convolution motor, and 13 is filter.
Embodiment
Accompanying drawing discloses the structural representation of a preferred embodiment of the invention without limitation, explains technological scheme of the present invention below with reference to accompanying drawing.
Embodiment
A kind of electric hydaulic of the present embodiment filters throttle valve, as shown in Figure 1, comprise valve body, spool and adjustable lever, described spool is arranged in valve body, the external diameter of the upper end head of described valve body is greater than the external diameter of the following part of head, part below described valve head is provided with outside thread, on the valve wall of the following part of head of described valve body, be provided with more than one crosspassage, described crosspassage is liquid outlet channel, described valve body up/down perforation, the lower end of adjustable lever withstands one end of spool, the free end of described spool points to the feed pathway of the opening of valve body lower portion, also comprise filter, convolution motor and spiral propeller, described convolution motor and spiral propeller are in transmission connection, and described spiral propeller is arranged in valve body, and the operating bar of described spiral propeller is fixedly connected with adjustable lever, described filter is provided with filter outside thread, and in described feed pathway, is provided with the filter internal thread matching with filter outside thread, and described filter is threaded on valve body by filter outside thread, internal thread.
Preferred: in described spool, to be provided with one-way valve, and to offer valve core through hole on described spool wall, on described valve body, be also provided with the more than one return flow line being connected with valve core through hole, and described return flow line is positioned at the top of crosspassage simultaneously.
Preferred: described one-way valve comprises the back-up ring, spring and the nonreturn valve core that set gradually from down to up, and described nonreturn valve core withstands the opening of spool.
Preferred: described filter comprises and be provided with the externally threaded shell of filter and one deck and above metal filtration stratum reticulare, described metal filtration stratum reticulare is arranged in shell, and the net hole of described metal filtration stratum reticulare is reduced to liquid outlet successively by liquid entering hole.
Above by reference to the accompanying drawings the preferred specific embodiment of described the present invention only for embodiments of the present invention are described; rather than as the restriction to aforementioned goal of the invention and claims content and scope; every foundation technical spirit of the present invention, to any simple modification made for any of the above embodiments, equivalent variations and modification, all still belongs to the technology of the present invention and rights protection category.
Claims (4)
1. an electric hydaulic filters throttle valve, comprise valve body, spool and adjustable lever, described spool is arranged in valve body, the external diameter of the upper end head of described valve body is greater than the external diameter of the following part of head, part below described valve head is provided with outside thread, on the valve wall of the following part of head of described valve body, be provided with more than one crosspassage, described crosspassage is liquid outlet channel, described valve body up/down perforation, the lower end of adjustable lever withstands one end of spool, the free end of described spool points to the feed pathway of the opening of valve body lower portion, it is characterized in that: also comprise filter, convolution motor and spiral propeller, described convolution motor and spiral propeller are in transmission connection, and described spiral propeller is arranged in valve body, and the operating bar of described spiral propeller is fixedly connected with adjustable lever, described filter is provided with filter outside thread, and in described feed pathway, is provided with the filter internal thread matching with filter outside thread, and described filter is threaded on valve body by filter outside thread, internal thread.
2. electric hydaulic filters throttle valve according to claim 1, it is characterized in that: in described spool, be provided with one-way valve, and offer valve core through hole on described spool wall, on described valve body, be also provided with the more than one return flow line being connected with valve core through hole, and described return flow line is positioned at the top of crosspassage simultaneously.
3. electric hydaulic filters throttle valve according to claim 2, it is characterized in that: described one-way valve comprises the back-up ring, spring and the nonreturn valve core that set gradually from down to up, and described nonreturn valve core withstands the opening of spool.
4. electric hydaulic filters throttle valve according to claim 3, it is characterized in that: described filter comprises and is provided with the externally threaded shell of filter and one deck and above metal filtration stratum reticulare, described metal filtration stratum reticulare is arranged in shell, and the net hole of described metal filtration stratum reticulare is reduced to liquid outlet successively by liquid entering hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410028185.7A CN103790882A (en) | 2014-01-22 | 2014-01-22 | Electric hydraulic filter throttling valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410028185.7A CN103790882A (en) | 2014-01-22 | 2014-01-22 | Electric hydraulic filter throttling valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103790882A true CN103790882A (en) | 2014-05-14 |
Family
ID=50666844
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410028185.7A Pending CN103790882A (en) | 2014-01-22 | 2014-01-22 | Electric hydraulic filter throttling valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103790882A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105570219A (en) * | 2014-10-11 | 2016-05-11 | 北京精密机电控制设备研究所 | Split type filter throttling device for servo valve |
| CN107956823A (en) * | 2016-10-17 | 2018-04-24 | 坎培诺洛有限公司 | Air bleeding valve for bicycle hydraulic brake system |
| CN114135699A (en) * | 2021-12-28 | 2022-03-04 | 川北真空科技(北京)有限公司 | One-way micro-filtration valve and vacuum equipment with same |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1137312A (en) * | 1997-07-24 | 1999-02-12 | Fuji Koki Corp | Complex valve |
| CN101135384A (en) * | 2006-08-29 | 2008-03-05 | 浙江春晖智能控制股份有限公司 | Secondary throttling H-shaped automobile air conditioner thermal expansion valve with filtering structure |
| CN102032230A (en) * | 2010-12-04 | 2011-04-27 | 林友根 | Throttling valve |
| CN103097789A (en) * | 2010-08-20 | 2013-05-08 | Ckd株式会社 | Fluid control device |
| CN203322412U (en) * | 2013-06-08 | 2013-12-04 | 台州江州机械有限公司 | Safety valve for multi-way valve |
-
2014
- 2014-01-22 CN CN201410028185.7A patent/CN103790882A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1137312A (en) * | 1997-07-24 | 1999-02-12 | Fuji Koki Corp | Complex valve |
| CN101135384A (en) * | 2006-08-29 | 2008-03-05 | 浙江春晖智能控制股份有限公司 | Secondary throttling H-shaped automobile air conditioner thermal expansion valve with filtering structure |
| CN103097789A (en) * | 2010-08-20 | 2013-05-08 | Ckd株式会社 | Fluid control device |
| CN102032230A (en) * | 2010-12-04 | 2011-04-27 | 林友根 | Throttling valve |
| CN203322412U (en) * | 2013-06-08 | 2013-12-04 | 台州江州机械有限公司 | Safety valve for multi-way valve |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105570219A (en) * | 2014-10-11 | 2016-05-11 | 北京精密机电控制设备研究所 | Split type filter throttling device for servo valve |
| CN107956823A (en) * | 2016-10-17 | 2018-04-24 | 坎培诺洛有限公司 | Air bleeding valve for bicycle hydraulic brake system |
| CN114135699A (en) * | 2021-12-28 | 2022-03-04 | 川北真空科技(北京)有限公司 | One-way micro-filtration valve and vacuum equipment with same |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140514 |