CN205918987U - Diaphragm latching valve - Google Patents
Diaphragm latching valve Download PDFInfo
- Publication number
- CN205918987U CN205918987U CN201620664942.4U CN201620664942U CN205918987U CN 205918987 U CN205918987 U CN 205918987U CN 201620664942 U CN201620664942 U CN 201620664942U CN 205918987 U CN205918987 U CN 205918987U
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- spring
- valve
- rod assembly
- diaphragm
- valve rod
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Abstract
The utility model discloses a diaphragm latching valve, including armature assembly and valve stem assembly, the last adjusting screw that is provided with of armature assembly, the adjusting screw outside is provided with the buting iron, and be provided with a plurality of electro -magnet in the armature assembly periphery, be provided with isolation diaphragm between armature assembly and the valve stem assembly, isolation diaphragm center department is provided with adjusting screw isolation diaphragm and sets up structurally at film fixing, the junction design of valve stem assembly and valve body has the spring, be provided with spring nut and lock nut on the spring, spring nut one side coupling spring, lock nut is connected to spring nut opposite side, valve stem assembly sets up in the exit, the export sets up on the valve body, the utility model discloses the isolation diaphragm of setting has certain elasticity when the armature assembly activity, guarantee electro -magnet and medium and keep apart, can guarantee the external seal again, can have certain fluctuation, and valve stem assembly is inside to set up four grooves and stupefied, reduces friction, prevents that unnecessary thing card is dead, spring recoverable valve stem assembly's leakproofness.
Description
Technical field
This utility model is related to a kind of latching valve, particularly to a kind of diaphragm latching valve, belongs to latching valve technical field.
Background technology
This latching valve is arranged on certain gas pipeline, is mainly used in separating or turns on gas medium, inside can be arranged in advance
Good pre-pressing force.Because the normal condition of latching valve is normally off, and valve is fixed on by normally off by magnet steel locking force,
Need to provide sealing force it is ensured that medium can not circulate；After split coil electricity, valve is opened, flow of media, and by locking force
Valve is fixed on open position.Because fluid is complex, often with stronger corrosivity, therefore, Korrosionsmedium and electromagnetism
Ferrum part contact, can make the corrosivity that electric magnet inner chamber is subject to larger, shorten service life.
Utility model content
The technical problems to be solved in the utility model is to overcome sealing force under normally off for the existing latching valve not good
And the defect poor to electromagnet portion isolation effect to corrosive medium, provide a kind of diaphragm latching valve, thus solving the above problems.
In order to solve above-mentioned technical problem, this utility model provides following technical scheme:
A kind of this utility model diaphragm latching valve, including armature component and valve rod assembly, armature component is provided with regulation
Screw, is provided with buting iron outside adjusting screw, and armature component periphery is provided with several electric magnet, armature component and valve
It is provided with isolation diaphragm, isolation diaphragm center is provided with adjusting screw isolation diaphragm and is arranged on solid membrane structure between bar assembly
On, the junction of valve rod assembly and valve body is designed with spring, and spring is provided with spring nut and locking nut, spring nut one
Side connecting spring, spring nut opposite side connects locking nut, and valve rod assembly is arranged on exit, and outlet is arranged on valve body.
As a kind of optimal technical scheme of the present utility model, valve rod assembly has four grooves with the guiding position of valve body,
Contact site is stupefied for four.
As a kind of optimal technical scheme of the present utility model, valve rod assembly is made for vulcanite, in valve rod assembly
Chamber is special-shaped inner chamber.
As a kind of optimal technical scheme of the present utility model, it is connected by screw between valve body and solid membrane structure.
As a kind of optimal technical scheme of the present utility model, armature component and valve rod assembly are arranged at latching valve center
Place.
The beneficial effect that this utility model is reached is: the isolation diaphragm of setting on a kind of this utility model diaphragm latching valve
And the structure of installation isolation diaphragm, should ensure that electric magnet is kept apart with medium, can guarantee that external seal again, in armature component activity
When there is certain elasticity again, can have certain fluctuating；And in valve rod assembly vulcanite partly special-shaped inner chamber
Design, this structural requirement directly by the vulcanization of rubber in special-shaped intracavity, valve rod assembly rushes when opening and closing and by atmospheric pressure
Ensure that good sealing when hitting, and can not be blown out, more more reliable than the conventional structure directly putting o shape circle；Valve rod
Assembly has four grooves with the guiding position of valve body, and contact site is four stupefied, minimizing frictions, prevents fifth wheel stuck；Spring
Sealing to valve rod assembly also has certain corrective action, ensure that sealing pair automatic capturing, is more beneficial for sealing.
Brief description
Accompanying drawing is used for providing further understanding to of the present utility model, and constitutes a part for description, with this practicality
New embodiment is used for explaining this utility model together, does not constitute to restriction of the present utility model.In the accompanying drawings:
Fig. 1 is a kind of this utility model diaphragm latching valve integral planar structure chart；
Fig. 2 is the structure chart that a kind of this utility model diaphragm latching valve valve rod assembly is connected with valve body；
In figure: 1, adjusting screw；2nd, upper buting iron；3rd, armature component；4th, electric magnet；5th, screw；6th, locking nut；7th, valve
Body；8th, spring nut；9th, valve rod assembly；10th, spring；11st, adjusting screw；12nd, isolation diaphragm；13rd, solid film device；14th, import；
15th, export.
Specific embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is illustrated it will be appreciated that described herein excellent
Select embodiment to be merely to illustrate and explain this utility model, be not used to limit this utility model.
Embodiment
As shown in Figure 1-2, a kind of diaphragm latching valve, including armature component 3 and valve rod assembly 9, armature component 3 is provided with
Adjusting screw 1, is provided with buting iron 2 outside adjusting screw 1, and armature component 3 periphery is provided with several electric magnet 4, rank
It is provided with isolation diaphragm 12, isolation diaphragm 12 center is provided with adjusting screw 11, isolation between iron component 3 and valve rod assembly 9
Diaphragm 12 is arranged in solid membrane structure 13, and the junction of valve rod assembly 9 and valve body 7 is designed with spring 10, and spring 10 is provided with
Spring nut 8 and locking nut 6, spring nut 8 side connecting spring 10, spring nut 8 opposite side connects locking nut 6, valve
Bar assembly 9 is arranged at import 14, and outlet 15 is arranged on valve body 7.
Further, valve rod assembly 9 and the guiding position of valve body 7 have four grooves, and contact site is four stupefied, valve rod group
Part 9 is made for vulcanite, and valve rod assembly 9 inner chamber is special-shaped inner chamber, solid by screw 5 between valve body 7 and solid membrane structure 13
Fixed connection, armature component 3 and valve rod assembly 9 are arranged at latching valve center.
Specifically, the function of this utility model latching valve is to flow to out from import to opening coil electricity post-etching medium
Mouthful, then armature component is fixed on by open position by magnet steel locking force；During power-off, medium stops flowing, by magnet steel locking force by armature
Assembly is fixed on open position, and to producing electromagnetic system power when closing coil electricity, electromagnetic attraction overcomes magnet steel locking gravitational attraction armature group
Part 3, armature component 3 drives valve rod assembly 9, armature component 3 to move upwards, in spring force and air pressure in the presence of electromagnetic attraction
In the presence of power, the vulcanite part of valve rod assembly 9 contacts sealing with the Internal Spherical Surface of valve body, imports and exports medium and is spaced, and by
Armature component is fixed on off-position by locking force；To open coil electricity when, electromagnetic attraction overcome locking force and and atmospheric pressure, in electromagnetism
Armature component 3, valve rod assembly 9 is driven to overcome spring force and atmospheric pressure to move downward in the presence of suction, 9 sulfur on valve rod assembly
Change rubber part to separate with the Internal Spherical Surface of valve body, import and export medium and circulated, and armature component is fixed on by open position by locking force.
The isolation diaphragm 12 of setting and the structure installing isolation diaphragm 12 on a kind of this utility model diaphragm latching valve, should
Ensure that electric magnet is kept apart with medium, can guarantee that external seal again, in armature component 3 activity, there is certain elasticity again, can
There is certain fluctuating；And the design in valve rod assembly 9 vulcanite partly special-shaped inner chamber, this structural requirement is directly by rubber
In special-shaped intracavity, valve rod assembly 9 when opening and closing and is subject to ensure that good sealing during atmospheric pressure impact for glue sulfuration,
And can not be blown out, more more reliable than the conventional structure directly putting o shape circle；The guiding position of valve rod assembly 9 and valve body is opened
There are four grooves, contact site is four stupefied, minimizing frictions, prevents fifth wheel stuck；Spring 10 also has to the sealing of valve rod assembly 9
Certain corrective action, ensure that sealing pair automatic capturing, is more beneficial for sealing.
Finally it is noted that the foregoing is only preferred embodiment of the present utility model, it is not limited to this
Utility model, although being described in detail to this utility model with reference to the foregoing embodiments, for those skilled in the art
For, it still can be modified to the technical scheme described in foregoing embodiments, or to wherein some technical characteristics
Carry out equivalent.All of the present utility model spirit and principle within, any modification, equivalent substitution and improvement made etc., all
Should be included within protection domain of the present utility model.
Claims (5)
1. a kind of diaphragm latching valve, including armature component (3) and valve rod assembly (9) it is characterised in that described armature component (3)
On be provided with adjusting screw (1), be provided with buting iron (2) outside described adjusting screw (1), and in described armature component (3) outward
It is provided with several electric magnet (4) week, between described armature component (3) and described valve rod assembly (9), be provided with isolation diaphragm
(12), described isolation diaphragm (12) center is provided with adjusting screw (11), and described isolation diaphragm (12) is arranged on solid membrane structure
(13), on, the junction of described valve rod assembly (9) and valve body (7) is designed with spring (10), and described spring (10) is provided with bullet
Spring nut (8) and locking nut (6), described spring nut (8) side connects described spring (10), and described spring nut (8) is another
Side connects described locking nut (6), and described valve rod assembly (9) is arranged on import (14) place, and outlet (15) is arranged on described valve
On body (7).
2. a kind of diaphragm latching valve according to claim 1 is it is characterised in that described valve rod assembly (9) and described valve body
(7) guiding position has four grooves, and contact site is stupefied for four.
3. a kind of diaphragm latching valve according to claim 1 is it is characterised in that described valve rod assembly (9) is vulcanite
Make, described valve rod assembly (9) inner chamber is special-shaped inner chamber.
4. a kind of diaphragm latching valve according to claim 1 is it is characterised in that described valve body (7) and described solid membrane structure
(13) it is fixedly connected by screw (5) between.
5. a kind of diaphragm latching valve according to claim 1 is it is characterised in that described armature component (3) and described valve rod
Assembly (9) is arranged at latching valve center.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620664942.4U CN205918987U (en) | 2016-06-28 | 2016-06-28 | Diaphragm latching valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620664942.4U CN205918987U (en) | 2016-06-28 | 2016-06-28 | Diaphragm latching valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205918987U true CN205918987U (en) | 2017-02-01 |
Family
ID=57874743
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620664942.4U Active CN205918987U (en) | 2016-06-28 | 2016-06-28 | Diaphragm latching valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205918987U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113418009A (en) * | 2021-05-25 | 2021-09-21 | 苏州旗磐科技有限公司 | Self-locking valve |
-
2016
- 2016-06-28 CN CN201620664942.4U patent/CN205918987U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113418009A (en) * | 2021-05-25 | 2021-09-21 | 苏州旗磐科技有限公司 | Self-locking valve |
| CN113418009B (en) * | 2021-05-25 | 2024-02-09 | 苏州旗磐科技有限公司 | Self-locking valve |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |