CN202852135U - Non-pressure drainage electromagnetic valve - Google Patents
Non-pressure drainage electromagnetic valve Download PDFInfo
- Publication number
- CN202852135U CN202852135U CN 201220366532 CN201220366532U CN202852135U CN 202852135 U CN202852135 U CN 202852135U CN 201220366532 CN201220366532 CN 201220366532 CN 201220366532 U CN201220366532 U CN 201220366532U CN 202852135 U CN202852135 U CN 202852135U
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- Prior art keywords
- iron core
- coil
- valve
- static iron
- movable iron
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- Expired - Fee Related
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Abstract
The utility model relates to a non-pressure drainage electromagnetic valve which comprises an electromagnetic component comprising a coil and a movable iron core which is arranged in a central through hole of the coil. A static iron core is arranged at the top end of the central through hole of the coil. A damping ring is arranged on the bottom face of the static iron core or the top face of the movable iron core. The static iron core is suitable for enabling the coil on a charging status to be provided with stronger suction force, the movable iron core and the static iron core are fixed in a suction mode and shaking caused by heating of the coil or instability of a power source is prevented. The damping ring is suitable for lowering noise when the static iron core and the movable iron core are collided. The electromagnetic component further comprises a stainless steel guide barrel arranged in the central through hole of the coil. Stainless steel materials can not influence a magnetic circuit of the coil. The stainless steel guide barrel is not prone to deformation when encountering boiling water or high temperature, and reliability of movement of the movable iron core is ensured. The bottom of the movable iron core is connected with the middle of a disc shaped valve film. The edge of the disc shaped valve film is connected with the inner wall of a valve cavity of a valve body in a sealing mode. Water in the valve cavity can not enter the stainless steel guide barrel, and the movable iron core and the static iron core are prevented from being rusted.
Description
Technical field
The utility model relates to the technical field of solenoid valve, is specifically related to a kind of with no pressure water-drainage solenoid valve.
Background technique
With no pressure water-drainage solenoid valve of the prior art, in use, when coil heating or power supply were unstable, moving iron core was often shaken, and then had affected electromagnetism Operating stability of valve and reliability.
In addition, often be arranged with plastic bushing in the coil of solenoid valve, when solenoid valve is applied to the control of hot water, the situation of plastic bushing distortion often occur, and then affected the action of the moving iron core in the plastic bushing, make the switching of solenoid valve influenced.
With no pressure water-drainage solenoid valve of the prior art is often intake in the valve pocket in use, and water enters between coil and the iron core, causes iron core to get rusty, and then has affected stability and the reliability of its action.
How a kind of simple in structure, with no pressure water-drainage solenoid valve of being suitable for addressing the above problem is provided, and is the technical barrier that related domain will solve.
The model utility content
The technical problems to be solved in the utility model provides a kind of simple in structure, stability and the higher with no pressure water-drainage solenoid valve of reliability.
In order to solve the problems of the technologies described above, with no pressure water-drainage solenoid valve of the present utility model, comprise electromagnet assembly, this electromagnet assembly comprises: coil and be located at moving iron core in the center through hole of this coil, be characterized in: the top of described coil center through hole is provided with static iron core.The bottom surface of described static iron core or the end face of moving iron core are provided with damping ring.This static iron core is suitable for making the coil of "on" position to have stronger the suction-combining force, and dynamic and static iron core is fixed, and prevents from shake occurring because of reasons such as coil heating or power supply are unstable.Damping ring is suitable for reducing noise when static iron core and the collision of moving iron core.
As a kind of scheme of optimization, described electromagnet assembly also comprises the stainless steel guide cylinder of being located in the described coil center through hole.Stainless steel material can not affect coil magnetic circuit, and the stainless steel guide cylinder runs into boiling water or high temperature is not yielding, has guaranteed the reliability of moving iron core action.
As concrete mode of execution, described damping ring is located in the annular groove on the end face of the bottom surface of described static iron core or moving iron core.
Further optimally, this solenoid valve also comprises: valve body and be located at the disc type valve film that the valve port that is used for control valve body in the valve pocket of this valve body opens and closes; The bottom of described moving iron core links to each other with the central part of described disc type valve film, and the edge of disc type valve film is connected with the inner wall sealing of described valve body valve pocket, makes the water in the valve pocket can not enter the stainless steel guide cylinder, has avoided dynamic and static iron core to get rusty.
Be provided with spring between described static iron core and the moving iron core, so that during coil blackout, make the valve film seal described valve port.
Technique scheme of the present utility model has the following advantages compared to existing technology: (1) with no pressure water-drainage solenoid valve of the present utility model in use, this static iron core is suitable for making the coil of "on" position to have stronger the suction-combining force, dynamic and static iron core is fixed, prevents from shake occurring because of reasons such as coil heating or power supply are unstable.Damping ring is suitable for reducing noise when static iron core and the collision of moving iron core.(2) the utility model adopts stainless steel guide cylinder substituted for plastic guide cylinder, and stainless steel can not affect coil magnetic circuit, and the stainless steel guide cylinder runs into boiling water or high temperature is not yielding, has guaranteed the reliability of moving iron core action.(3) bottom of moving iron core of the present utility model links to each other with the central part of disc type valve film, and the edge of disc type valve film is connected with the inner wall sealing of described valve body valve pocket, makes the water in the valve pocket can not enter the stainless steel guide cylinder, has avoided dynamic and static iron core to get rusty.(4) valve body adopts the PC material, has certain toughness, runs into the not yielding or cracking of boiling water, and is also not easy to crack during assembling.
Description of drawings
For content of the present utility model is more likely to be clearly understood, below the specific embodiment and by reference to the accompanying drawings of basis, the utility model is described in further detail, wherein
Fig. 1 is the sectional structure chart of with no pressure water-drainage solenoid valve of the present utility model;
Fig. 2 is the cross-sectional view of the valve body in the described with no pressure water-drainage solenoid valve;
Fig. 3 is the sectional structure chart of described disc type valve film;
Fig. 4 is the part section structural drawing of described moving iron core;
Fig. 5 is the plan view of Fig. 2;
Fig. 6 is the plan view of Fig. 1.
Embodiment
See Fig. 1 to 6, the with no pressure water-drainage solenoid valve of present embodiment comprises: electromagnet assembly, valve body 5 and be located at the disc type valve film 4 that the valve port 5-1 that is used for control valve body 5 in the valve pocket of this valve body 5 opens and closes; The bottom of described moving iron core 2 links to each other with the central part of described disc type valve film 4, and the edge of disc type valve film 4 is connected with the inner wall sealing of described valve body 5 valve pockets.Moving iron core 2 is used for the central part upper and lower displacement of this valve film 4 of control.
This electromagnet assembly comprises: coil 3 and be located at moving iron core 2 in the center through hole of this coil 3, the top of described coil 3 center through hole is provided with static iron core 1.This static iron core 1 is suitable for making the coil 3 of "on" position to have stronger the suction-combining force, and dynamic and static iron core is fixed, and prevents from shake occurring because of reasons such as coil heating or power supply are unstable.
The end face of described moving iron core 2 is provided with in the annular groove, is provided with damping ring 2-1 in this annular groove, the preferred rubber circle.The degree of depth of annular groove is less than the thickness of damping ring 2-1.
Described electromagnet assembly also comprises the stainless steel guide cylinder 7 of being located in described coil 3 center through hole.Be provided with spring 6 between described static iron core 1 and the moving iron core 2, so that during coil blackout, make the valve film seal described valve port.
As another kind of mode of execution, described damping ring is located in the annular groove of described static iron core 1 bottom surface.
Obviously, above-described embodiment only is for the utility model example clearly is described, and is not to be restriction to mode of execution of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here need not also can't give all mode of executions exhaustive.And these belong to apparent variation or the change that spirit of the present utility model extended out and still are among the protection domain of the present utility model.
Claims (5)
1. with no pressure water-drainage solenoid valve, comprise electromagnet assembly, this electromagnet assembly comprises: coil (3) and be located at moving iron core (2) in the center through hole of this coil (3), and it is characterized in that: the top of described coil (3) center through hole is provided with static iron core (1);
The end face of the bottom surface of described static iron core (1) or moving iron core (2) is provided with damping ring (2-1).
2. with no pressure water-drainage solenoid valve according to claim 1, it is characterized in that: described electromagnet assembly also comprises the stainless steel guide cylinder (7) of being located in described coil (3) center through hole.
3. with no pressure water-drainage solenoid valve according to claim 2, it is characterized in that: this solenoid valve also comprises: valve body (5) and be located at the disc type valve film (4) that the valve port (5-1) that is used for control valve body (5) in the valve pocket of this valve body (5) opens and closes; The bottom of described moving iron core (2) links to each other with the central part of described disc type valve film (4), and the edge of disc type valve film (4) is connected with the inner wall sealing of described valve body (5) valve pocket.
4. with no pressure water-drainage solenoid valve according to claim 3 is characterized in that: be provided with spring (6) between described static iron core (1) and the moving iron core (2).
5. with no pressure water-drainage solenoid valve according to claim 1 is characterized in that: described damping ring (2-1) is located in the annular groove on the end face of the bottom surface of described static iron core (1) or moving iron core (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220366532 CN202852135U (en) | 2012-07-27 | 2012-07-27 | Non-pressure drainage electromagnetic valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220366532 CN202852135U (en) | 2012-07-27 | 2012-07-27 | Non-pressure drainage electromagnetic valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202852135U true CN202852135U (en) | 2013-04-03 |
Family
ID=47983340
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220366532 Expired - Fee Related CN202852135U (en) | 2012-07-27 | 2012-07-27 | Non-pressure drainage electromagnetic valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202852135U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106763995A (en) * | 2017-03-21 | 2017-05-31 | 上海巨良电磁阀制造有限公司 | Small-bore big flow mute electromagnetic valve |
| CN108240501A (en) * | 2017-02-09 | 2018-07-03 | 北京京西重工有限公司 | For the pneumatic operated valve of airsuspension system |
| CN112166274A (en) * | 2019-11-04 | 2021-01-01 | 深圳市大疆创新科技有限公司 | Electromagnetic valve, airborne spraying system and agricultural plant protection machine |
-
2012
- 2012-07-27 CN CN 201220366532 patent/CN202852135U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108240501A (en) * | 2017-02-09 | 2018-07-03 | 北京京西重工有限公司 | For the pneumatic operated valve of airsuspension system |
| US10641410B2 (en) | 2017-02-09 | 2020-05-05 | Beijingwest Industries Co., Ltd. | Pneumatic valve for air suspension systems |
| CN106763995A (en) * | 2017-03-21 | 2017-05-31 | 上海巨良电磁阀制造有限公司 | Small-bore big flow mute electromagnetic valve |
| CN112166274A (en) * | 2019-11-04 | 2021-01-01 | 深圳市大疆创新科技有限公司 | Electromagnetic valve, airborne spraying system and agricultural plant protection machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130403 Termination date: 20150727 |
|
| EXPY | Termination of patent right or utility model |