CN105822827A - Filter valve - Google Patents
Filter valve Download PDFInfo
- Publication number
- CN105822827A CN105822827A CN201510050016.8A CN201510050016A CN105822827A CN 105822827 A CN105822827 A CN 105822827A CN 201510050016 A CN201510050016 A CN 201510050016A CN 105822827 A CN105822827 A CN 105822827A
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- CN
- China
- Prior art keywords
- filter
- port
- valve
- chamber
- export
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000001914 filtration Methods 0.000 claims abstract description 23
- 238000011045 prefiltration Methods 0.000 claims abstract description 23
- 230000002093 peripheral effect Effects 0.000 claims description 6
- 230000003044 adaptive effect Effects 0.000 claims description 3
- 239000004744 fabric Substances 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 244000144992 flock Species 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 9
- 239000012530 fluid Substances 0.000 description 21
- 230000006378 damage Effects 0.000 description 4
- 239000012535 impurity Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
Landscapes
- Details Of Valves (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention discloses a filter valve. The filter valve comprises a valve body. The valve body is provided with an inlet end, an outlet end and a filter pipe, wherein the inlet end and the outlet end are coaxially arranged, and the inlet end communicates with the outlet end through the filter pipe. The filter pipe is arranged obliquely relative to the inlet end and the outlet end coaxial with the inlet end. A filter screen is arranged on the filter pipe. The filter pipe is provided with a filter cavity. A branched filter pipe which is perpendicular to the axis of the inlet end and the axis of the outlet end extends from the side wall of the filter pipe. The branched filter pipe is provided with a prefilter cavity communicating with the filter cavity. One end of the prefilter cavity communicates with the inlet end through a flow limiting channel. The other end of the prefilter cavity communicates with the filter cavity through meshes in the filter screen. A filter pipe through hole communicating with the outlet end is formed in the side, facing the outlet end, of the filter cavity. The filter valve is compact in structure, small in size, good in filtering effect and long in service life.
Description
Technical field
The invention belongs to filtering flow and conveying technology field, especially a kind of strainer valve.
Background technology
Strainer valve is very important filtration pretreatment unit in the tubing of conveyance fluid medium.This strainer valve may be used in daily life and commercial Application, it is usually mounted to hydraulic control valve, air relief valve, the entrance point of the equipment such as relief valve, for impurity particle present in filtered fluid, prevent particulate matter from entering pipeline, result in blockage, strainer valve of the prior art, " strainer valve " as disclosed in the patent that China Patent Publication No. is CN103307352A, it includes valve body, valve gap, valve body is provided with medium inlet end and media outlet end, and through medium inlet and the filter tube of media outlet end, it is provided with drainage screen in this filter tube, the strainer valve of this structure, its fluid flows out from media outlet end after medium inlet end enters and first passes through strainer filtering, reach filter medium, prevent the effect of granule foreign blocking pipeline.The present invention is improvement further based on said structure, reaches more preferable filter effect.
Summary of the invention
In order to overcome the deficiencies in the prior art, the invention provides a kind of filter effect more preferably, longer strainer valve in service life.
To achieve these goals, the technical solution used in the present invention is: a kind of strainer valve, including valve body, valve body is provided with the arrival end and the port of export being coaxially disposed, and turn on arrival end and the filter tube of the port of export, filter tube is inclined to set relative to coaxial arrival end and the port of export, filter tube is provided with drainage screen, filter tube has filter chamber, it is characterized in that: the sidewall of this filter tube is extended with the filtration arm with arrival end and port of export axis perpendicular, this filtration arm has the pre-filter chamber connected with filter chamber, one end of pre-filter chamber is connected with arrival end by restricted flow passage, the other end of pre-filter chamber is connected with filter chamber by the mesh on drainage screen, filter chamber offers, towards the side of the port of export, the filter tube through hole connected with the port of export.
In said structure, fluid from inlet end enters valve body and flows out through the port of export from filter tube through hole after pre-filter chamber flows into filter chamber filtration after restricted flow passage reduces flow, owing to filter chamber of the prior art directly connects with entrance point, medium fluid enters valve body and directly rushes at drainage screen, easily filter screen is impacted destruction, and some graininess impurity can be directly entered the port of export along with fluid under the drive of impulse force, this structure makes fluid reduce the impact to drainage screen by current limliting between filter chamber and arrival end, in addition, this pre-filter chamber is positioned at the top of filter chamber, directly act on the most under gravity on filter screen, more preferable filter effect can be played, but owing to flow is less, filter screen is caused damage by the impact that can avoid fluid, extend its service life.
As the further setting of the present invention, there is on described valve body the valve port connected with described pre-filter chamber, this valve port is installed with body, body has the body endoporus adaptive with pre-flock intracavity footpath, offering cannelure on this body outer peripheral face, be embedded with capping in cannelure, this capping and cannelure are tightly connected and cover and leave chamber of confluxing between body, this chamber of confluxing is through with body endoporus, and described body is provided with pass-through entry end and the shrink tunnel in chamber of confluxing.
In said structure, cover the chamber of confluxing between body between shrink tunnel and pre-filter chamber, when medium fluid comes together in this chamber of confluxing after arrival end enters shrink tunnel, and this fluid impingement force is buffered, and fluid pours filter chamber from chamber of confluxing again and filters.
As the further setting of the present invention, described valve body is provided with the valve gap corresponding with valve port, forms the earial drainage chamber of sealing, this valve body is additionally provided with through earial drainage chamber and the return flow line of the port of export between this valve gap and capping.
In said structure, the port of export of this valve body is through by the earial drainage chamber at return flow line and valve gap, can be opened by this valve gap, and fluid can carry out two ends shunting from earial drainage chamber and the port of export.
As the further setting of the present invention, described drainage screen includes tubular skeleton and the screen cloth being installed on skeleton outer peripheral face, these skeleton two ends are that opening is arranged, skeleton one end open is towards the port of export, skeleton other end opening has flanging edge, and this flanging is along being embedded in filtration tube wall, and skeleton has the one end on flanging edge and is provided with fixing end cap, this fixing end cap includes the positioning seat that can stretch in skeleton opening and is connected to skeleton flanging along upper lid, lid and positioning seat one connection.
In said structure, this fixing end cap and the skeleton interference fit of this drainage screen, or by threaded engagement, this drainage screen of dismounting and change can be facilitated.
As the further setting of the present invention, described filtration arm is provided with inclination wall extension towards the sidewall of the port of export, this inclination wall extension is vertically arranged relative to filter tube axis, and this inclination wall extension one end is connected with filtering arm sidewall, the other end of this inclination wall extension connects with the junction of filter tube and valve body, and described filter tube through hole is arranged on this inclination wall extension.
In said structure, the setting of this inclination wall extension makes this filter tube be completely embedded with valve body, coordinates compact, can be substantially reduced volume.
Using such scheme, present configuration is compact, volume is little, good filtration effect, service life are long.
The invention will be further described below in conjunction with the accompanying drawings.
Accompanying drawing explanation
Accompanying drawing 1 is specific embodiment of the invention structural representation；
Valve body 1, arrival end 21, the port of export 22, filter tube 23, filter tube through hole 231, drainage screen 24, flanging along 241, filter arm 25, pre-filter chamber 251, tilt wall extension 252, restricted flow passage 26, valve port 3, body 4, body endoporus 41, cannelure 42, capping 5, chamber 6 of confluxing, valve gap 7, earial drainage chamber 81, return flow line 82, fixing end cap 9, positioning seat 91, lid 92.
Detailed description of the invention
nullThe specific embodiment of the present invention is strainer valve as shown in Figure 1，Including valve body 1，Valve body 1 is provided with the arrival end 21 and the port of export 22 being coaxially disposed、And turn on arrival end 21 and the filter tube 23 of the port of export 22，Filter tube 23 is inclined to set relative to coaxial arrival end 21 and the port of export 22，Filter tube 23 is provided with drainage screen 24，Filter tube 23 has filter chamber，The sidewall of this filter tube 23 is extended with and arrival end 21 and the filtration arm 25 of the port of export 22 axis perpendicular，This filtration arm 25 has the pre-filter chamber 251 connected with filter chamber，One end of pre-filter chamber 251 is connected with arrival end 21 by restricted flow passage 26，The other end of pre-filter chamber 251 is connected with filter chamber by the mesh on drainage screen 24，Filter chamber offers, towards the side of the port of export 22, the filter tube through hole 231 connected with the port of export 22.Fluid from inlet end 21 enters valve body 1 and flows out through the port of export 22 from filter tube through hole 231 after pre-filter chamber 251 flows into filter chamber filtration after restricted flow passage 26 reduces flow, owing to filter chamber of the prior art directly connects with entrance point, medium fluid enters valve body 1 and directly rushes at drainage screen 24, easily filter screen is impacted destruction, and some graininess impurity can be directly entered the port of export 22 along with fluid under the drive of impulse force, the problem causing poor filtration effect；This structure makes fluid reduce the impact to drainage screen 24 by current limliting between filter chamber and arrival end 21, in addition, this pre-filter chamber 251 is positioned at the top of filter chamber, directly act on drainage screen 24 the most under gravity, more preferable filter effect can be played, but owing to flow is less, can avoid the impact of fluid that drainage screen 24 is caused damage, extend its service life.
There is on above-mentioned valve body 1 valve port 3 connected with pre-filter chamber 251, this valve port 3 is installed with body 4, body 4 has the body endoporus 41 adaptive with pre-filter chamber 251 internal diameter, cannelure 42 is offered on this body 4 outer peripheral face, cannelure 42 is embedded with capping 5, this capping 5 and cannelure 42 are tightly connected and cover between 5 and body 4 and leave chamber 6 of confluxing, this chamber 6 of confluxing is through with body endoporus 41, body 4 is provided with pass-through entry end 21 and the shrink tunnel in chamber 6 of confluxing, and this shrink tunnel is above-mentioned restricted flow passage 26.Chamber 6 of confluxing between capping 5 and body 4 is between shrink tunnel and pre-filter chamber 251, when medium fluid comes together in this chamber 6 of confluxing after arrival end 21 enters shrink tunnel, and this fluid impingement force is buffered, and fluid pours filter chamber from chamber 6 of confluxing again and filters.
Above-mentioned valve body 1 is provided with the valve gap 7 corresponding with valve port 3, forms the earial drainage chamber 81 of sealing, this valve body 1 is additionally provided with the return flow line 82 of through earial drainage chamber 81 and the port of export 22 between this valve gap 7 and capping 5.The port of export 22 of this valve body 1 is through by the earial drainage chamber 81 at return flow line 82 and valve gap 7, can be opened by this valve gap 7, and fluid can carry out two ends shunting from earial drainage chamber 81 and the port of export 22.
Above-mentioned drainage screen 24 includes tubular skeleton and the screen cloth being installed on skeleton outer peripheral face, these skeleton two ends are that opening is arranged, skeleton one end open is towards the port of export 22, skeleton other end opening has flanging along 241, this flanging is embedded in filter tube 23 wall along 241, skeleton has flanging one end along 241 and is provided with fixing end cap 9, this fixing end cap 9 includes the positioning seat 91 that can stretch in skeleton opening and is connected to skeleton flanging lid 92 along 241, and lid 92 and positioning seat 91 one connect.This fixing end cap 9 and the skeleton interference fit of this drainage screen 24, or by threaded engagement, this drainage screen 24 of dismounting and change can be facilitated.
Above-mentioned filtration arm 25 is provided with inclination wall extension 252 towards the sidewall of the port of export 22, this inclination wall extension 252 is vertically arranged relative to filter tube 23 axis, and this inclination wall extension 252 one end is connected with filtering arm 25 sidewall, the other end of this inclination wall extension 252 connects with the junction of filter tube 23 and valve body 1, and filter tube through hole 231 is arranged on this inclination wall extension 252.The setting of this inclination wall extension 252 makes this filter tube 23 be completely embedded with valve body 1, coordinates compact, can be substantially reduced volume.
Present configuration is compact, volume is little, good filtration effect, service life are long.The present invention is not limited to above-mentioned detailed description of the invention; persons skilled in the art are according to present disclosure; other multiple detailed description of the invention can be used to implement the present invention's; or the design structure of every employing present invention and thinking; do simple change or change, both fall within protection scope of the present invention.
Claims (5)
1. a strainer valve, including valve body, valve body is provided with the arrival end and the port of export being coaxially disposed, and turn on arrival end and the filter tube of the port of export, filter tube is inclined to set relative to coaxial arrival end and the port of export, filter tube is provided with drainage screen, filter tube has filter chamber, it is characterized in that: the sidewall of this filter tube is extended with the filtration arm with arrival end and port of export axis perpendicular, this filtration arm has the pre-filter chamber connected with filter chamber, one end of pre-filter chamber is connected with arrival end by restricted flow passage, the other end of pre-filter chamber is connected with filter chamber by the mesh on drainage screen, filter chamber offers, towards the side of the port of export, the filter tube through hole connected with the port of export.
Strainer valve the most according to claim 1, it is characterized in that: there is on described valve body the valve port connected with described pre-filter chamber, this valve port is installed with body, body has the body endoporus adaptive with pre-flock intracavity footpath, offering cannelure on this body outer peripheral face, be embedded with capping in cannelure, this capping and cannelure are tightly connected and cover and leave chamber of confluxing between body, this chamber of confluxing is through with body endoporus, and described body is provided with pass-through entry end and the shrink tunnel in chamber of confluxing.
Strainer valve the most according to claim 2, it is characterised in that: described valve body is provided with the valve gap corresponding with valve port, forms the earial drainage chamber of sealing, this valve body is additionally provided with through earial drainage chamber and the return flow line of the port of export between this valve gap and capping.
4. according to the strainer valve described in claim 1 or 2 or 3, it is characterized in that: described drainage screen includes tubular skeleton and the screen cloth being installed on skeleton outer peripheral face, these skeleton two ends are that opening is arranged, skeleton one end open is towards the port of export, skeleton other end opening has flanging edge, this flanging is along being embedded in filtration tube wall, skeleton has the one end on flanging edge and is provided with fixing end cap, this fixing end cap includes the positioning seat that can stretch in skeleton opening and is connected to skeleton flanging along upper lid, lid and positioning seat one connection.
Strainer valve the most according to claim 3, it is characterized in that: described filtration arm is provided with inclination wall extension towards the sidewall of the port of export, this inclination wall extension is vertically arranged relative to filter tube axis, and this inclination wall extension one end is connected with filtering arm sidewall, the other end of this inclination wall extension connects with the junction of filter tube and valve body, and described filter tube through hole is arranged on this inclination wall extension.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510050016.8A CN105822827B (en) | 2015-01-30 | 2015-01-30 | Strainer valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510050016.8A CN105822827B (en) | 2015-01-30 | 2015-01-30 | Strainer valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105822827A true CN105822827A (en) | 2016-08-03 |
| CN105822827B CN105822827B (en) | 2018-01-05 |
Family
ID=56514371
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510050016.8A Active CN105822827B (en) | 2015-01-30 | 2015-01-30 | Strainer valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105822827B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59147609A (en) * | 1983-02-09 | 1984-08-24 | Yamamoto Koki Kk | Y-shaped strainer |
| US20030183587A1 (en) * | 2000-06-09 | 2003-10-02 | Hawkins Stanley E. | Agricultural or industrial spin filter and a method of operation for same |
| CN101435517A (en) * | 2008-11-28 | 2009-05-20 | 上海凯世通核电石化阀门制造有限公司 | Forged steel Y type valve |
| WO2013012358A1 (en) * | 2011-07-21 | 2013-01-24 | Mel Nikov Pavel Eduardovich | Pipeline filter |
| CN202768867U (en) * | 2012-08-10 | 2013-03-06 | 安徽理工大学 | Y-shaped filtering stop valve |
| CN203146964U (en) * | 2013-04-07 | 2013-08-21 | 安徽理工大学 | Filtering lift check valve |
| CN103307352A (en) * | 2013-06-28 | 2013-09-18 | 台州阿尔法阀门有限公司 | Filter valve |
| CN103638737A (en) * | 2013-11-28 | 2014-03-19 | 山东建华阀门制造有限公司 | Delivery pipe filter |
| CN203736963U (en) * | 2014-04-02 | 2014-07-30 | 艾国生 | Oilfield dirt filter |
-
2015
- 2015-01-30 CN CN201510050016.8A patent/CN105822827B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59147609A (en) * | 1983-02-09 | 1984-08-24 | Yamamoto Koki Kk | Y-shaped strainer |
| US20030183587A1 (en) * | 2000-06-09 | 2003-10-02 | Hawkins Stanley E. | Agricultural or industrial spin filter and a method of operation for same |
| CN101435517A (en) * | 2008-11-28 | 2009-05-20 | 上海凯世通核电石化阀门制造有限公司 | Forged steel Y type valve |
| WO2013012358A1 (en) * | 2011-07-21 | 2013-01-24 | Mel Nikov Pavel Eduardovich | Pipeline filter |
| CN202768867U (en) * | 2012-08-10 | 2013-03-06 | 安徽理工大学 | Y-shaped filtering stop valve |
| CN203146964U (en) * | 2013-04-07 | 2013-08-21 | 安徽理工大学 | Filtering lift check valve |
| CN103307352A (en) * | 2013-06-28 | 2013-09-18 | 台州阿尔法阀门有限公司 | Filter valve |
| CN103638737A (en) * | 2013-11-28 | 2014-03-19 | 山东建华阀门制造有限公司 | Delivery pipe filter |
| CN203736963U (en) * | 2014-04-02 | 2014-07-30 | 艾国生 | Oilfield dirt filter |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105822827B (en) | 2018-01-05 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20171124 Address after: Yongjia Dong'ou County of Wenzhou City, Zhejiang province 325000 streets and three village Mall Road 24 Lane 1 Applicant after: Zhejiang Zhiyuan Valve Technology Co.,Ltd. Address before: Yongjia oubeizhen Jiangbei Street Pu Nishimura County of Wenzhou City, Zhejiang province 325000 Applicant before: ZHIYUAN VALVE ACCESSORIES Co.,Ltd. |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240313 Address after: 999 Shisheng Road, Jiading District, Shanghai, 201815 Patentee after: SHANGHAI KAIKE VALVE MANUFACTURING Co.,Ltd. Country or region after: China Address before: No. 1, Lane 24, Sancun Shopping Mall Road, Dongou Street, Yongjia County, Wenzhou City, Zhejiang Province, 325000 Patentee before: Zhejiang Zhiyuan Valve Technology Co.,Ltd. Country or region before: China |