CN202280872U - Direct acting type two-position three-way solenoid valve - Google Patents
Direct acting type two-position three-way solenoid valve Download PDFInfo
- Publication number
- CN202280872U CN202280872U CN2011203742109U CN201120374210U CN202280872U CN 202280872 U CN202280872 U CN 202280872U CN 2011203742109 U CN2011203742109 U CN 2011203742109U CN 201120374210 U CN201120374210 U CN 201120374210U CN 202280872 U CN202280872 U CN 202280872U
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- valve
- solenoid valve
- valve pocket
- connecting base
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Abstract
The utility model discloses a direct acting type two-position three-way solenoid valve. A limiting surface in corresponding blocking match is arranged between an electromagnet assembly and a valve body, a valve sleeve is sleeved on the periphery of a valve core in a valve opening, two ends of the valve sleeve are fixed in a blocking limiting mode through a step surface correspondingly arranged on an inner wall of the valve opening and the electromagnet assembly respectively, a first adjusting gasket is arranged on the limiting surface between the valve body and the electromagnet assembly, and a washer is arranged between the valve sleeve and the electromagnet assembly. The direct acting type two-position three-way solenoid valve is simple in structure, and adjusting washers with different thicknesses are respectively arranged between the valve body and the solenoid valve and on the step surface where the inner wall of the valve opening is in blocking match with the valve sleeve so as to adjust an axial stroke of an armature in the solenoid valve, errors caused by the solenoid valve during the production process are compensated on the premise that the valve body is sealed reliably, actual parameters of the solenoid valve approach to design parameters, and accordingly quality and performance stability of the solenoid valve are greatly improved.
Description
Technical field
The utility model relates to a kind of solenoid valve, and definite saying so relates to a kind of direct-acting type two-bit triplet solenoid valve.
Background technique
Chinese patent open file CN101551026A discloses a kind of direct-acting type two-bit triplet solenoid valve; This solenoid valve is that the spool that is provided with in the valve body is connected with the armature in the electromagnet is coaxial; Drive spool axial action in valve body through armature, thus respectively with valve body in two sealing valve ports that are oppositely arranged along the spool movement direction cooperates the conversion of realization solenoid valve medium passage.But this two-bit triplet solenoid valve is in the production of reality, and the suction of electromagnet and response release time etc., parameter and original design had error, and the stroke of armature has direct relation in the error of these parameters and the electromagnet.The valve body of this two-bit triplet solenoid valve is provided with a plurality of media and imports and exports; It drives spool axial motion in valve body through armature and realizes the control to each medium import and export; If error appears in the stroke of armature; The stroke of the spool that is attached thereto also will produce error, causes to be not closed completely between spool and the corresponding valve port and to leak phenomenon in occurring, and causes solenoid valve to lose efficacy.Even same batch product also possibly difference occur because of a lot of uncertain factors in the processing process, cause the quality of product fluctuation bigger, the stability of product is lower.
The model utility content
The purpose of the utility model is: a kind of direct-acting type two-bit triplet solenoid valve of being convenient to adjust spool stroke is provided, exists error interior problem of leaking to occur with actual parameter and the design parameter that solves because of product.
The technological scheme of the utility model is: a kind of direct-acting type two-bit triplet solenoid valve; The valve body and the activity of establishing valve opening in comprising are arranged in the valve rod in the valve opening; Fixedly mount the electromagnet assembly that is useful on actuate valve stem in place, valve opening aperture on the valve body; This electromagnet assembly has the connecting base that an end is connected with coil, the other end is connected with valve component; Between said connecting base and valve body, be provided with the confined planes that corresponding block cooperates, be provided with a valve pocket in the valve rod outer race in the valve opening, the two ends of this valve pocket are respectively by spacing the fixing of connecting base block of corresponding step surface of offering and electromagnet assembly on the valve opening inwall; Pad is provided with the first adjustment pad on confined planes between the connecting base of said valve body and electromagnet assembly, and pad is provided with packing ring between the connecting base of valve pocket and electromagnet assembly.
At described connecting base is the center sleeve that is fixed on the electromagnet coil center, on this connecting base, convexes with to stretch into the boss that the corresponding end face block with said valve pocket of valve opening cooperates, and described packing ring is located between the corresponding end face of this boss and valve pocket.
Be arranged with valve pocket in said valve opening bottom by hole wall and valve pocket; On valve body, be interval with two media outlets that communicate with valve pocket; The interior movement direction along valve rod of valve pocket reaches on the valve opening inwall relative with valve pocket at said valve pocket and is respectively equipped with the corresponding valve port that is communicated with two media outlets; An end that stretches into valve pocket at valve rod is installed with when moving and opens and closes the spool that cooperates with two valve ports respectively, between the corresponding end face of the step surface of said valve opening inwall and valve pocket, also fills up to be provided with second and to adjust pad.
Said spool respectively with both ends of the surface that corresponding valve port cooperates on corresponding sealing gasket or the seal ring of being embedded with.
The utility model simple in structure; It is between valve body and the solenoid valve and on valve opening inwall and step surface that the valve pocket block cooperates respectively pad be provided with thickness and adjust packing ring accordingly; Adjustment packing ring through changing different-thickness is realized the adjustment to armature axial stroke in the solenoid valve; Guaranteeing to have remedied the error that in process of manufacture, causes because of solenoid valve under the valve seal reliable premise; Make the actual parameter of solenoid valve more level off to design parameter, thereby improved the quality of solenoid valve and the stability of performance greatly.
Description of drawings
Fig. 1 is the structural representation of the utility model direct-acting type two-bit triplet solenoid valve specific embodiment;
Fig. 2 is the A portion enlarged view among Fig. 1.
Embodiment
The specific embodiment of the direct-acting type two-bit triplet solenoid valve of the utility model is as shown in Figure 1; This two-bit triplet solenoid valve comprises valve body 6; Be provided with valve opening in the valve body 6; Fixedly mount the electromagnet assembly 1 that is useful on actuate valve stem in this place, valve opening aperture on the valve body 6, be provided with the center sleeve 3 that assembles with coil stationary in this electromagnet assembly 1, this center sleeve 3 is provided with connecting base towards an end of valve body 6; Guiding is equipped with armature 2 in center sleeve 3, between this connecting base and valve body 6, is provided with the confined planes of corresponding block cooperation.Activity is equipped with a valve rod 80 in the valve opening of valve body 6; And the outer race that in valve opening, is positioned at valve rod 80 is provided with a valve pocket 7; The two ends of valve pocket 7 are spacing fixing by the connecting base block of corresponding step surface of offering and center sleeve 3 on the valve opening inwall respectively; And on the outer circumferential face of valve pocket 7, be equipped with the seal ring 71 that cooperates with the valve opening inner wall sealing; Be arranged with valve pocket 60 in the valve opening bottom by hole wall and valve pocket 7; A side of valve body 6 at interval be provided with first media outlet 10 and second media outlet 11, in valve pocket 60, on valve pocket 7, be provided with first valve port 70 of corresponding connection with first media outlet along the movement direction of valve rod 80, on the valve opening inwall relative, be provided with and second media outlet, the 11 corresponding valve ports that are communicated with 61 with valve pocket 7; And be provided with the medium import 9 that communicates with valve pocket 60 with two media outlets, 10,11 relative opposite sides at valve body 6; Simultaneously, be installed with when moving in the inner that valve rod 80 stretches into valve pocket 60 and open and close the spool 8 that cooperates with two valve ports 61,70 respectively, and the two ends of spool 8 be respectively equipped with valve pocket 7 on valve port 70 corresponding matching seal ring 82 and with port wall on the sealing gasket 81 of valve port 61 corresponding matching.Said structure is the conventional structure of two-bit triplet solenoid valve, specifically can repeat no more referring to Chinese patent open file CN101551026A here.
The utility model is for the journey error of the electromagnet armature that remedies factors such as production and processing and cause; It fills up on the confined planes between electromagnet connecting base and the valve body 6 and is provided with the first adjustment pad 5; Establish the adjustment of the first adjustment pad, 5 realizations of different-thickness through pad, make it more near design parameter to the armature travel error.For preventing that the first adjustment pad, 5 thickness from changing exerting an influence in the valve body; It also fills up between valve pocket 7 and connecting base and is provided with pad 13; This pad 13 can adopt resilient pad or retaining washer; Adopt retaining washer to change simultaneously, adopt resilient pad then in the scope of resiliently deformable, to need not to change with the first adjustment pad 5.For further adjusting to the stroke of spool 8; Its between corresponding end face at the step surface of valve opening inwall and valve pocket 7 also pad be provided with the second adjustment pad 12; Thickness through changing the second adjustment pad 12 changes the stroke of spool 8 in valve pocket 60, the sealing gasket (ring) 81,82 that makes spool 8 two ends with corresponding valve port 61, have enough impacting forces between 70.
When the electromagnet no electric circuit; Electromagnet does not have suction; Armature 2 promotes spool 8 under the effect of spring 4 descending, closes down the corresponding valve port 61 of media outlet 11 at valve opening 60 inwalls through the sealing gasket on the spool 8 81, and the valve port 70 on the valve pocket 7 is opened simultaneously; Medium gets into the valve opening 60 from medium import 9, flows out through first media outlet 10 through upper valve sleeve 7.After the electromagnet energising action, it is up to inhale moving armature 2 drive spools 8, closes the corresponding valve port 70 of first media outlet 10 on valve pocket 7, and medium flows out through second media outlet 11 from valve opening 60.If have error between the solenoid valve that the suction of electromagnet and response design parameter such as release time and actual production are come out in the solenoid valve; Cause the stroke and the design parameter of armature 2 not to be inconsistent; Can remedy armature 2 journey errors this moment through the first adjustment packing ring 5 of between the confined planes of connecting base on the center sleeve 3 and valve body 6, changing different-thickness; Simultaneously, the packing ring 13 that is arranged between center sleeve 3 and the valve pocket 7 can remedy the error because of spool 8 strokes of changing 5 generations of the first adjustment pad.Adjust the journey error of spool 8 if desired, the remedying of spool 8 journey errors that can also realize through the second adjustment pad 12 of between the step surface of valve pocket 7 and valve opening inwall, changing different-thickness.
The sealing gasket 81 at spool 8 two ends kept necessarily with the decrement that seal ring 82 and corresponding sealing valve port cooperate when the difference of the solenoid valve of the utility model through armature 2 and spool 8 strokes made the electromagnet action; Thereby improved the sealability of spool 8, made this solenoid valve work more reliable and stable.
The utility model is not limited to the foregoing description; The pad of the utility model adjustment structure also can be used in the direct action solenoid valve with other structures or shape; As long as the spool that is provided with in its valve pocket and the armature in the electromagnet is coaxial be connected and valve pocket at an end axial limiting upper valve sleeve is installed towards electromagnet; All can adjust the stroke of armature between electromagnet and valve body, and the pad that respective thickness is installed in the upper valve sleeve lower end guarantees that it has stable axial limiting structure through pad is installed.
Claims (4)
1. direct-acting type two-bit triplet solenoid valve; The valve body and the activity of establishing valve opening in comprising are arranged in the valve rod in the valve opening; Fixedly mount the electromagnet assembly that is useful on actuate valve stem in place, valve opening aperture on the valve body; This electromagnet assembly has the connecting base that an end is connected with coil, the other end is connected with valve component, between said connecting base and valve body, is provided with the confined planes that corresponding block cooperates, and is provided with a valve pocket in the valve rod outer race in the valve opening; The two ends of this valve pocket are spacing fixing by the connecting base block of corresponding step surface of offering and electromagnet assembly on the valve opening inwall respectively; It is characterized in that pad is provided with the first adjustment pad on confined planes between the connecting base of said valve body and electromagnet assembly, and pad is provided with packing ring between the connecting base of valve pocket and electromagnet assembly.
2. direct-acting type two-bit triplet solenoid valve according to claim 1; It is characterized in that; At described connecting base is the center sleeve that is fixed on the electromagnet coil center; On this connecting base, convex with and stretch into the boss that the corresponding end face block with said valve pocket of valve opening cooperates, described packing ring is located between the corresponding end face of this boss and valve pocket.
3. direct-acting type two-bit triplet solenoid valve according to claim 1 and 2; It is characterized in that; Be arranged with valve pocket in said valve opening bottom by hole wall and valve pocket; On valve body, be interval with two media outlets that communicate with valve pocket; On said valve pocket and the valve opening inwall relative with valve pocket, be respectively equipped with the corresponding valve port that is communicated with two media outlets along the movement direction of valve rod in the valve pocket, an end that stretches into valve pocket at valve rod is installed with the spool that when moving, cooperates with the keying of two valve ports respectively, between the corresponding end face of the step surface of said valve opening inwall and valve pocket, also fills up to be provided with second and to adjust pad.
4. direct-acting type two-bit triplet solenoid valve according to claim 3 is characterized in that, said spool respectively with both ends of the surface that corresponding valve port cooperates on corresponding sealing gasket or the seal ring of being embedded with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203742109U CN202280872U (en) | 2011-09-30 | 2011-09-30 | Direct acting type two-position three-way solenoid valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203742109U CN202280872U (en) | 2011-09-30 | 2011-09-30 | Direct acting type two-position three-way solenoid valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202280872U true CN202280872U (en) | 2012-06-20 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203742109U Expired - Lifetime CN202280872U (en) | 2011-09-30 | 2011-09-30 | Direct acting type two-position three-way solenoid valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202280872U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103216662A (en) * | 2013-04-01 | 2013-07-24 | 河南航天液压气动技术有限公司 | Solenoid valve |
| CN103615570A (en) * | 2013-11-21 | 2014-03-05 | 北京工业大学 | Two-position three-way electromagnetic reversing valve for deep-sea collection |
| CN103644337A (en) * | 2013-11-30 | 2014-03-19 | 湖北三江航天红峰控制有限公司 | Natural gas solenoid valve |
| CN104006185A (en) * | 2013-02-27 | 2014-08-27 | 浙江三花股份有限公司 | Three way electromagnetic valve |
| CN104235474A (en) * | 2014-09-26 | 2014-12-24 | 新乡北方液压传动机械有限公司 | Two-position and three-way solenoid valve |
| CN106763991A (en) * | 2016-11-22 | 2017-05-31 | 上海空间推进研究所 | A kind of minisize electromagnetic proportional directional valve |
| CN111237527A (en) * | 2020-03-17 | 2020-06-05 | 北京宇航推进科技有限公司 | Electromagnetic valve and rail attitude control engine |
-
2011
- 2011-09-30 CN CN2011203742109U patent/CN202280872U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104006185A (en) * | 2013-02-27 | 2014-08-27 | 浙江三花股份有限公司 | Three way electromagnetic valve |
| CN103216662A (en) * | 2013-04-01 | 2013-07-24 | 河南航天液压气动技术有限公司 | Solenoid valve |
| CN103216662B (en) * | 2013-04-01 | 2015-08-26 | 河南航天液压气动技术有限公司 | A kind of solenoid valve |
| CN103615570A (en) * | 2013-11-21 | 2014-03-05 | 北京工业大学 | Two-position three-way electromagnetic reversing valve for deep-sea collection |
| CN103644337A (en) * | 2013-11-30 | 2014-03-19 | 湖北三江航天红峰控制有限公司 | Natural gas solenoid valve |
| CN104235474A (en) * | 2014-09-26 | 2014-12-24 | 新乡北方液压传动机械有限公司 | Two-position and three-way solenoid valve |
| CN104235474B (en) * | 2014-09-26 | 2017-08-25 | 新乡北方液压传动机械有限公司 | A kind of two-bit triplet magnetic valve |
| CN106763991A (en) * | 2016-11-22 | 2017-05-31 | 上海空间推进研究所 | A kind of minisize electromagnetic proportional directional valve |
| CN111237527A (en) * | 2020-03-17 | 2020-06-05 | 北京宇航推进科技有限公司 | Electromagnetic valve and rail attitude control engine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: HE'NAN AEROSPACE HYDROPNEUMATIC TECHNOLOGY CO., LT Free format text: FORMER NAME: HENAN AEROSPACE PRESSURE ELEMENT CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 450000 Zhengzhou, Henan, Longhu Aerospace Science and Technology Park, Xinzheng Patentee after: Henan Aerospace Hydraulic and Pneumatic Technology Co., Ltd. Address before: 450000 Zhengzhou, Henan, Longhu Aerospace Science and Technology Park, Xinzheng Patentee before: Henan Aerospace Pressure Element Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120620 |