CN104676075A - Improved electromagnetic valve - Google Patents
Improved electromagnetic valve Download PDFInfo
- Publication number
- CN104676075A CN104676075A CN201510075402.2A CN201510075402A CN104676075A CN 104676075 A CN104676075 A CN 104676075A CN 201510075402 A CN201510075402 A CN 201510075402A CN 104676075 A CN104676075 A CN 104676075A
- Authority
- CN
- China
- Prior art keywords
- push rod
- iron core
- rocking bar
- opening
- electric magnet
- 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.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
- F16K31/0603—Multiple-way valves
Abstract
The invention discloses an improved electromagnetic valve. The improved electromagnetic valve comprises a valve body, a valve cover, a septum sheet and a moveable iron core, wherein the valve body and the valve cover form a cavity; a plurality of openings communicated with the cavity are formed in the valve cover; the septum sheet is arranged in the cavity; the moveable iron core can move in the manner of being relative to the valve body and comprises a rocker, a jacking rod, a swing rod and a first elastomer; the rocker is rotationally arranged on the valve body to form a lever structure; the jacking rod is arranged on at least one place and is connected with the rocker; the swing rod can be rotationally arranged on the valve body and respectively pushes against the moveable iron core and the jacking rod, so that the jacking rod is driven by the moveable iron core to do liner movement, and the rocker is rotated; the first elastomer is used for resetting the rocker; the septum sheet is arranged between the openings and the jacking rod; sealing parts are arranged at the corresponding openings and can close or open the corresponding openings with the movement of the jacking rod. The phenomenon that the moveable iron core is inclined is avoided, friction between the moveable iron core and a coil is reduced, and the service life of an electromagnet is prolonged; parallel contact between the septum sheet and a valve port is guaranteed, compression is easy to perform, and the pressure resistance and the sealing property are improved.
Description
Technical field
The present invention relates to field of fluid control, especially relate to a kind of solenoid valve.
Background technique
Solenoid valve, as a kind of control apparatus of fluid, is widely used in the every field of modern industry.According to its working method and action principle, solenoid valve is divided into many types, wherein a kind of membrane valve controls the break-make of valve port by the distortion of diaphragm, membrane valve of the prior art promotes push rod by electromagnet, diaphragm is promoted again by push rod, in this process, because be not coaxial between electromagnet with push rod, there is bias to a certain degree, cause the phenomenon being easy to occur that electromagnet is crooked in the process ejected, cause producing friction between itself and coil, not only affect performance, also can reduce working life.
Summary of the invention
In order to overcome the deficiencies in the prior art, the invention provides a kind of improved electric magnet valve, ensure that the parallel contact of diaphragm and valve port, be easy to compress, improve withstand voltage and sealing; The impact of dimensional accuracy on product performance of part is less, reduces cost of parts; Contribute to the working life of improving electromagnet.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of improved electric magnet valve, comprise valve body, valve gap, diaphragm and dynamic iron core, valve body and valve gap form cavity, and valve gap is provided with the some openings be communicated with cavity, and diaphragm is arranged in cavity, and dynamic iron core can valve body relatively, comprises
Rocking bar, it is rotating is arranged on valve body, forms lever construction;
The push rod at least one place, it is connected with rocking bar;
Fork, it is rotating is located on valve body, supports respectively with dynamic iron core and push rod, the passive iron core of the push rod of the pivot point side being only positioned at rocking bar is driven straight line motion occurs, thus force rocking bar to rotate;
First elastic component, resets for rocking bar;
Diaphragm is arranged between opening and push rod, and it corresponds to opening and is provided with sealed department, and corresponding opening can be closed or be opened to sealed department with the motion of push rod.
As the further improved procedure of such scheme, fork is rotated by the bearing pin being located at its one end, and dynamic iron core and push rod are positioned at the same side of bearing pin, and moves iron core to the distance of bearing pin and be shorter than the distance of push rod to bearing pin.
As the further improved procedure of such scheme, fork is contacted by cambered surface with dynamic iron core with push rod respectively.
As the further improved procedure of such scheme, opening is two places be set up in parallel; Push rod is a place, and it is connected with one end of rocking bar, arranges corresponding to any place in opening; Sealed department is a place.
As the further improved procedure of such scheme, opening is three places be set up in parallel; Push rod is two places, and it is connected with the two ends of rocking bar respectively, and arrange corresponding to wherein two places in three place's openings, sealed department is two places.
As the further improved procedure of such scheme, the pivot point of rocking bar is arranged in the middle, and the push rod be positioned on the right side of pivot point is supported by fork, is positioned on the push rod on the left of fulcrum and is socketed with the first elastic component, and it can be compressed towards the rotation in left side with rocking bar.
As the further improved procedure of such scheme, the opening of both sides is positioned at middle opening symmetry relatively, and push rod corresponds respectively to the opening being positioned at both sides.
As the further improved procedure of such scheme, push rod periphery is provided with annular groove, and its top is provided with flange, and rocking bar is connected with push rod by the mode embedding annular groove.
As the further improved procedure of such scheme, sealed department is the groove meeting push rod shape, and the diapire of groove has sealing surface.
As the further improved procedure of such scheme, the both sides of groove are provided with the semi-cylindrical hill being beneficial to it and floating.
The invention has the beneficial effects as follows:
1, ensure that the parallel contact of diaphragm and valve port, be easy to compress, improve withstand voltage and sealing;
2, the impact of dimensional accuracy on product performance of part is less, reduces cost of parts;
3, dynamic iron core can be avoided to occur crooked phenomenon, reduce the friction between itself and coil, contribute to the working life extending electromagnet.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is the sectional view of one embodiment of the invention;
Fig. 2 is the schematic diagram of a diaphragm of the present invention embodiment;
Fig. 3 is the schematic diagram of a push rod of the present invention embodiment;
Fig. 4 is the schematic diagram of a fork of the present invention embodiment.
Embodiment
Be clearly and completely described below with reference to embodiment and the accompanying drawing technique effect to design of the present invention, concrete structure and generation, to understand object of the present invention, scheme and effect fully.It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.
It should be noted that, if no special instructions, when a certain feature is called as " fixing ", " connection " in another feature, it can directly be fixed, be connected in another feature, also indirectly can fix, be connected in another feature.In addition, it is only relative to the mutual alignment relation of each constituent element of the present invention in accompanying drawing that the upper and lower, left and right used in the present invention etc. describe.
In addition, unless otherwise defined, all technology used herein are identical with the implication that those skilled in the art understand usually with scientific terminology.The term used in specification is herein to describe specific embodiment, instead of in order to limit the present invention.Term as used herein " and/or " comprise the arbitrary combination of one or more relevant Listed Items.
With reference to Fig. 1, show one embodiment of the present of invention, comprise valve body 10, valve body 10 is connected with coil, be provided with dynamic iron core 30 in the centre of coil, it can move, as the power source of solenoid valve by opposed coil under the state of energising; The second elastic component 31 is provided with, for the elastic force providing dynamic iron core 30 to reset below dynamic iron core 30.
Preferably, the overall structure of solenoid valve vertically arranges, the movement that namely dynamic iron core 30 is vertical.
Comprise valve gap 20, itself and valve body 10 form cavity 101, and valve gap 20 is provided with the some openings 21 be communicated with cavity 101, and fluid can enter and flow out from other opening 21 from some openings 21, controls by carrying out convection cell to the opening and closing of opening 21.
Comprise rocking bar 40, it on valve body 10, makes it can rotate around valve body by pinned connection, thus forms lever construction, comprises the push rod 50 of at least one, its one end and rocking bar 40 clamping; Comprise fork 51, it is rotatable is located on valve body 10, support with push rod 50 with dynamic iron core 30 respectively, when dynamic iron core 30 moves, push rod 50 is driven generation straight-line displacement by fork 51, thus forces rocking bar 40 to rotate, the driving force of dynamic iron core is indirectly passed to push rod place by arranging of fork 51, can avoid, because dynamic iron core 30 and push rod 50 not conllinear and the crooked phenomenon of the dynamic iron core that causes, reducing the friction between dynamic iron core and coil, contributing to the working life extending electromagnet.
Preferably, fork 51 is rotated by the bearing pin being located at its one end, dynamic iron core 30 and push rod 50 are positioned at the same side of described bearing pin, and the distance of dynamic iron core 30 to bearing pin is shorter than the distance of push rod 50 to bearing pin, like this when dynamic iron core 30 moves shorter distance, push rod just can produce larger displacement, thus can reduce the overall volume of solenoid valve.
Wherein, if there is multiple push rod, has and only have the push rod being positioned at pivot point side can be supported by fork 51.
Comprise the first elastic component 70, its power that rocking bar 40 can be provided to reset.Preferably, first, second elastic component above-mentioned can be spring, also can be other known elastic element.
Also include diaphragm 60, it is arranged in cavity 101, and between opening 21 and push rod 50, with reference to Fig. 1 and Fig. 2, it corresponds to the sealed department 601 that opening 21 place is provided with at least one, sealed department 601 can be opened with the motion of push rod 50 or closed corresponding opening, because push rod 50, sealed department 601 are on same straight line with opening 21, so push rod 50 can make sealed department 601 concora crush on opening 21, effectively avoid the leakage caused because of unbalance stress.
Preferably, sealed department 601 is groove, and the diapire of groove has the sealing surface of level.
Preferred further, the two ends of sealed department 601 are provided with buffer structure 602, and buffer structure 602 can make sealed department 601 easier floating, strengthens sealability.
Preferred further, buffer structure 602 is semicircular elastic bumps.
With reference to Fig. 3, preferably, the periphery of push rod 50 is provided with annular groove 501, one end of rocking bar 40 is inserted in annular groove 501, forms the interlock with push rod.
The top of push rod 50 is provided with the first flange 502, by engaging with groove, push rod 50 and diaphragm is connected as one; The bottom of annular groove 501 is provided with the second flange 503, for fixing elastic component 70.
With reference to Fig. 4, fork is provided with the projection 510 of some band cambered surfaces, and it can make the slip of fork respectively and between push rod and dynamic iron core more level and smooth.
In the present embodiment, three places that opening 21 is arranged for horizontal alignment, i.e. three-way valve, concrete, be respectively the first opening 211, second opening 212 and the 3rd opening 213, wherein the second opening 212 is public opening, accordingly, push rod 50 and sealed department 601 are two places, and it corresponds respectively to the first opening 211 and the 3rd opening 213 is arranged.Push rod 50 is connected with the two ends of rocking bar 40 respectively, under the effect of lever construction, makes and only has the push rod 50 of one end can to conflict sealed department 601, closing corresponding opening.
Preferably, pivot point is located at the neutral position of rocking bar 40, makes the displacement of two ends push rod equal.
Second opening 212 is located in the middle part of valve gap, and the first opening 211 is arranged on the left of it, the 3rd opening 213 symmetry be arranged on right side, thus the most reasonably can reduce the overall volume of solenoid valve.
Preferred further, the push rod 50 be connected with rocking bar 40 right-hand member is supported by fork 51, the push rod 50 be connected is socketed with the first elastic component 70 with rocking bar 40 left end, and when the rotation towards left side occurs rocking bar 40, the first elastic component 70 is compressed.
The workflow of the present embodiment three-way valve is: during electromagnet no electric circuit, dynamic iron core 30 is in original state, the push rod 50 promoting to abut with it under the effect of the second elastic component 31 rises, the sealed department 601 of correspondence is pressed on the 3rd opening 213, drive rocking bar 40 to rotate towards left side simultaneously, the push rod 50 be connected with rocking bar 40 left end declines, and compresses the first elastic component 70 and opens the first opening 211, thus fluid can flow into from the first opening 211 and flow out from the second opening 212.
After electromagnet energising, dynamic iron core 30 moves downward, while compressing the second elastic component 31, the amount of deformation of the first elastic component 70 is released, thus drive rocker 40 rotates towards right side, and the push rod 50 on right side declines, the push rod 50 in left side rises, thus the first opening 211 is closed, the second opening 212 is opened, and fluid can flow into from the 3rd opening 213 and flow out from the second opening 212.
Wherein the first elastic component 70 is not limited to and is set on the push rod of left side, and it can be arranged on the position that can provide rocking bar reset power arbitrarily.
As a distortion of the present embodiment, two places that opening 21 is arranged for horizontal alignment, accordingly, push rod 50 is a place, with one end clamping of rocking bar 40, forms the structure of Twoway valves.
More than that better enforcement of the present invention is illustrated, but the invention is not limited to described embodiment, those of ordinary skill in the art also can make all equivalent variations or replacement under the prerequisite without prejudice to spirit of the present invention, and these equivalent distortion or replacement are all included in the application's claim limited range.
Claims (10)
1. an improved electric magnet valve, comprise valve body, valve gap, diaphragm and dynamic iron core, described valve body and valve gap form cavity, described valve gap is provided with the some openings be communicated with described cavity, described diaphragm is arranged in described cavity, described dynamic iron core can valve body relatively, it is characterized in that: comprise
Rocking bar, it is rotating is arranged on described valve body, forms lever construction;
The push rod at least one place, it is connected with described rocking bar;
Fork, it is rotating is located on described valve body, supports respectively with described dynamic iron core and push rod, the push rod of the pivot point side being only positioned at described rocking bar is driven by described dynamic iron core straight line motion occurs, thus force described rocking bar to rotate;
First elastic component, resets for described rocking bar;
Described diaphragm is arranged between described opening and push rod, and it corresponds to described opening and is provided with sealed department, and corresponding opening can be closed or be opened to described sealed department with the motion of described push rod.
2. improved electric magnet valve according to claim 1, it is characterized in that: described fork is rotated by the bearing pin being located at its one end, described dynamic iron core and push rod are positioned at the same side of described bearing pin, and described dynamic iron core to the distance of bearing pin is shorter than the distance of described push rod to bearing pin.
3. improved electric magnet valve according to claim 2, is characterized in that: described fork is contacted by cambered surface with dynamic iron core with described push rod respectively.
4. improved electric magnet valve according to claim 2, is characterized in that: described opening is two places be set up in parallel; Described push rod is a place, and it is connected with one end of described rocking bar, arranges corresponding to any place in described opening; Described sealed department is a place.
5. improved electric magnet valve according to claim 2, is characterized in that: described opening is three places be set up in parallel; Described push rod is two places, and it is connected with the two ends of described rocking bar respectively, and arrange corresponding to wherein two places in described three place's openings, described sealed department is two places.
6. the improved electric magnet valve according to claim 4 or 5, it is characterized in that: the pivot point of described rocking bar is arranged in the middle, the push rod be positioned on the right side of described pivot point is supported by described fork, be positioned on the push rod on the left of described fulcrum and be socketed with described first elastic component, it can be compressed towards the rotation in left side with described rocking bar.
7. improved electric magnet valve according to claim 6, is characterized in that: the described opening of both sides is positioned at middle opening symmetry relatively, and described push rod corresponds respectively to the described opening being positioned at both sides.
8. improved electric magnet valve according to claim 7, is characterized in that: described push rod periphery is provided with annular groove, and its top is provided with flange, and described rocking bar is connected with described push rod by the mode embedding described annular groove.
9. improved electric magnet valve according to claim 8, is characterized in that: described sealed department is the groove meeting described flange shape, and the diapire of described groove has sealing surface.
10. improved electric magnet valve according to claim 9, is characterized in that: the both sides of described groove are provided with the semi-cylindrical hill being beneficial to it and floating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510075402.2A CN104676075B (en) | 2015-02-12 | 2015-02-12 | A kind of improved electric magnet valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510075402.2A CN104676075B (en) | 2015-02-12 | 2015-02-12 | A kind of improved electric magnet valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104676075A true CN104676075A (en) | 2015-06-03 |
| CN104676075B CN104676075B (en) | 2017-08-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510075402.2A Active CN104676075B (en) | 2015-02-12 | 2015-02-12 | A kind of improved electric magnet valve |
Country Status (1)
| Country | Link |
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| CN (1) | CN104676075B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2935086A (en) * | 1955-04-18 | 1960-05-03 | Samuel K Lehman | Pilot operated valve assembly |
| EP0277055B1 (en) * | 1987-01-12 | 1992-06-03 | Abx | Microelectric switch valve with one single diaphragm |
| CN1270289A (en) * | 1999-04-14 | 2000-10-18 | Smc株式会社 | Directional control valve |
| CN101548123A (en) * | 2006-10-12 | 2009-09-30 | 弗路德自动控制系统有限公司 | Rocker valve mechanism and rocker valve |
| CN201925518U (en) * | 2010-09-26 | 2011-08-10 | 深圳市百格医疗技术有限公司 | Medical two-position three-way electromagnetic valve |
| CN103335133A (en) * | 2013-06-20 | 2013-10-02 | 中航电测仪器股份有限公司 | Micro-orientation control electromagnetic valve |
| CN103375611A (en) * | 2012-04-20 | 2013-10-30 | 比尔克特韦尔克有限公司 | Method and manufacture of valves, valves as well as a valve bank |
| CN204512605U (en) * | 2015-02-12 | 2015-07-29 | 深圳垦拓流体控制有限公司 | A kind of improved electric magnet valve |
-
2015
- 2015-02-12 CN CN201510075402.2A patent/CN104676075B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2935086A (en) * | 1955-04-18 | 1960-05-03 | Samuel K Lehman | Pilot operated valve assembly |
| EP0277055B1 (en) * | 1987-01-12 | 1992-06-03 | Abx | Microelectric switch valve with one single diaphragm |
| CN1270289A (en) * | 1999-04-14 | 2000-10-18 | Smc株式会社 | Directional control valve |
| CN101548123A (en) * | 2006-10-12 | 2009-09-30 | 弗路德自动控制系统有限公司 | Rocker valve mechanism and rocker valve |
| CN201925518U (en) * | 2010-09-26 | 2011-08-10 | 深圳市百格医疗技术有限公司 | Medical two-position three-way electromagnetic valve |
| CN103375611A (en) * | 2012-04-20 | 2013-10-30 | 比尔克特韦尔克有限公司 | Method and manufacture of valves, valves as well as a valve bank |
| CN103335133A (en) * | 2013-06-20 | 2013-10-02 | 中航电测仪器股份有限公司 | Micro-orientation control electromagnetic valve |
| CN204512605U (en) * | 2015-02-12 | 2015-07-29 | 深圳垦拓流体控制有限公司 | A kind of improved electric magnet valve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104676075B (en) | 2017-08-11 |
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Address after: South of 6th Floor, Building 24 (Comprehensive Building), Baiwangxin Industrial Zone, No. 1002 Songbai Road, Nanshan District, Shenzhen, Guangdong Province, 518000 Patentee after: Shenzhen Kentuo Fluid Technology Co.,Ltd. Address before: South of 6th Floor, Building 24 (Comprehensive Building), Baiwangxin Industrial Zone, No. 1002 Songbai Road, Nanshan District, Shenzhen, Guangdong Province, 518000 Patentee before: SHENZHEN KEYTO FLUID CONTROL Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 518000, 2nd floor, 4th floor, and 2nd floor, Building 1, No. 2 Far East East Road, Xinhe Community, Fuhai Street, Bao'an District, Shenzhen City, Guangdong Province Patentee after: Shenzhen Kentuo Fluid Technology Co.,Ltd. Address before: South of 6th Floor, Building 24 (Comprehensive Building), Baiwangxin Industrial Zone, No. 1002 Songbai Road, Nanshan District, Shenzhen, Guangdong Province, 518000 Patentee before: Shenzhen Kentuo Fluid Technology Co.,Ltd. |
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| CP02 | Change in the address of a patent holder |