CN203516822U - Diaphragm valve - Google Patents
Diaphragm valve Download PDFInfo
- Publication number
- CN203516822U CN203516822U CN201320594181.6U CN201320594181U CN203516822U CN 203516822 U CN203516822 U CN 203516822U CN 201320594181 U CN201320594181 U CN 201320594181U CN 203516822 U CN203516822 U CN 203516822U
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- China
- Prior art keywords
- valve
- diaphragm
- valve body
- valve rod
- nut
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- 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.)
- Expired - Lifetime
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Abstract
The utility model relates to a diaphragm valve which comprises a valve body component, a diaphragm piece component, a valve rod component, a hand wheel component and a bellmouth component. The valve body component comprises a valve body which has an inner cavity, a valve body nut and a valve body nut locating tooth. The valve body nut is in rotating connection with the valve body. The diaphragm piece component comprises a diaphragm piece and a valve clack. The diaphragm piece is erected on an inner wall flange of the valve body of the valve body component in a mortise-connecting mode. The valve clack is arranged above the diaphragm piece and is in transmission connection with the upper portion and the lower portion of the diaphragm piece in the axial direction. The valve rod component comprises a valve rod and a valve rod nut which are in transmission connection in a thread mode. The valve rod is in transmission connection with the valve clack in the axial direction. The hand wheel component comprises a hand wheel and a hand wheel locking block. The hand wheel is arranged on the valve rod nut of the valve rod component in a sleeved mode, and the hand wheel which can drive the valve rod nut to rotate is connected with the valve rod nut. A notch is formed in the periphery direction of the hand wheel, and the hand wheel locking block which has a hand wheel position locking effect is arranged in the notch of the hand wheel. The diaphragm valve is small in size and convenient to mount and disassemble.
Description
Technical field
The utility model relates to a kind of block valve, particularly a kind of membrane valve.
Background technique
Membrane valve is a kind of block valve of special shape, and its open-shut device is a barrier film made from soft material, and open-shut device separates body cavity and valve gap inner chamber and driver part, therefore claim membrane valve.The advantage of membrane valve is similar to pinched valve, and its closure member can be not moistening by processing medium institute, and therefore in the pipeline of corrosivity processing medium transmission, application is wider.
There is following several shortcoming in membrane valve in the market: the first, the sealing between diaphragm and valve body is by HEX HEAD CAP SCREWS, to lock to realize between top single lid and valve body, this structure the volume of membrane valve larger, and installation and removal are all cumbersome.The second, the valve body nut screwing on valve body easily retreats in the process of using, and impact is used.The 3rd, cannot regulate the flow of liquid in pipeline.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of small volume, mounts and dismounts membrane valve convenient, capable of regulating flow quantity.
The technological scheme that realizes the utility model object is to provide a kind of membrane valve, comprises valve component, diaphragm assembly, valve rod assembly and hand wheel component.
Valve component comprises valve body, valve body nut and the valve body nut locating tooth with internal cavities.Valve body has internal cavities, and valve body cap rotation is connected on valve body.
Diaphragm assembly comprises diaphragm, flap and diaphragm water shutoff cover.The mode that the diaphragm that the inner chamber of the inner chamber of the valve body of valve component and valve body nut is separated is connected by tongue-and-groove arranges frame on the inwall flange of the valve body of valve component.Flap is arranged on the top of diaphragm, and is axially in transmission connection up and down with diaphragm.
Valve rod assembly comprises valve rod and Stem Mut.Can upper and lower axially movable valve rod and Stem Mut screw thread be in transmission connection.Valve rod is also axially in transmission connection up and down with the flap of diaphragm assembly.The diaphragm water shutoff of diaphragm assembly is set in the position, space between the inner chamber upper inside wall of valve component and other component of diaphragm assembly, valve rod assembly.Diaphragm water shutoff cover perisporium bottom be connected with the periphery top tongue-and-groove of diaphragm.Hand wheel component comprises handwheel and handwheel lock dog.Handwheel sleeve is at the Stem Mut of valve rod assembly, and the handwheel that can drive Stem Mut to rotate is connected with Stem Mut.Handwheel week is upwards provided with breach, handwheel lock dog is arranged in the breach of handwheel, and the bottom of handwheel and handwheel lock dog is rotationally connected by the annular tenon that is provided with the top of the diaphragm water shutoff cover of circular groove and diaphragm assembly and is provided with, and play a part to be provided with buckle in the base channel of handwheel lock dog of position of locking handwheel, handwheel lock dog can move between inside and outside two positions.
Between valve body nut and valve body, joint is provided with for preventing that valve body nut is to the valve body nut locating tooth of the direction rotation of whiz valve body.
Diaphragm assembly also comprises outer-hexagonal bolt, flap inserts and hexagon nut.The outer-hexagonal bolt that head is downward, bar portion makes progress is arranged on the center of top of diaphragm.Flap inserts is embedded in the center upper portion of flap, and flap inserts is provided with the 3 stops axial hole of up/down perforation, and above-mentioned 3 stops through hole increases from top to bottom successively.Hexagon nut is arranged in the stage casing through hole of flap inserts, and the bar portion of outer-hexagonal bolt screws and is connected with hexagon nut through after the hypomere through hole of flap inserts.Flap inserts is also provided with the radial direction through hole at the epimere position of running through its axial hole.
Valve rod assembly also comprises Stem Mut inserts, pin and indicating arm.Valve rod is provided with outside thread, and the bottom of valve rod is provided with through hole radially, the top of valve rod be provided with there is internal thread, the groove of opening upwards, indicating arm screws in the groove on valve rod top and axially connects.Stem Mut is inverted T-shaped, and bottom periphery is stepped, and Stem Mut is axially arranged with up-small and down-big two-part through hole along it.Stem Mut inserts is arranged in the hypomere position of through hole of Stem Mut, and 4 to 8 tenon bodies being provided with of the hypomere position inwall by Stem Mut through hole embed in the cell body of equal number of Stem Mut inserts periphery central authorities relative set and spacing.Stem Mut inserts is provided with internal thread.Valve rod stretches in the through hole of Stem Mut and screws the inner bolt hole through Stem Mut inserts, and the bottom of valve rod is stretched in the epimere position of through hole of flap inserts of diaphragm assembly, and the bottom of valve rod and the flap inserts pin by the radial direction through hole through both links together.
Above-mentioned membrane valve also comprises 2 cover bellmouth assemblies, and every cover bellmouth assembly comprises bellmouth nut, O type circle and bellmouth.Between bellmouth nut and bellmouth, buckle is connected.The bellmouth nut of every cover bellmouth assembly is connected with the corresponding threaded one end of inner chamber of valve component, and the O type circle sealing is arranged on the place, contact position of the outer wall of valve component and the outer wall of bellmouth.
The utlity model has positive effect: the small volume of (1) membrane valve of the present utility model, installation and removal are conveniently, the diaphragm of membrane valve and the sealing between valve body are to adopt valve body nut to be directly spun on the sealing that realizes diaphragm and valve body on valve body, the improvement of this structure had both reduced the volume of membrane valve, succinct again installation and removal.
(2) membrane valve of the present utility model is when valve body nut is spun on valve body, in order to prevent that valve body nut from retreating, by being provided as the valve body nut locating tooth of braking device, the little overall appearance that neither affects membrane valve of this braking device volume, has reached again the object of braking.
(3) on the handwheel of membrane valve of the present utility model, design a handwheel lock dog, its external form and handwheel external form are coincide, both artistic and practical, but handwheel position during flow that can be by liquid in handwheel lock dog lock adjustment pipeline.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of the present utility model;
Fig. 2 is the plan view of Fig. 1;
Fig. 3 is the A-A face sectional view of Fig. 2;
Fig. 4 is the B-B face sectional view of Fig. 1.
Mark in above-mentioned accompanying drawing is as follows:
Valve component 1, valve body 11, valve body nut 12, valve body nut locating tooth 13,
Diaphragm assembly 2, diaphragm 21, outer-hexagonal bolt 22, flap 23, flap inserts 24, hexagon nut 25, diaphragm water shutoff cover 26,
Valve rod assembly 3, valve rod 31, Stem Mut 32, Stem Mut inserts 33, pin 34, indicating arm 35,
Hand wheel component 4, handwheel 41, handwheel lock dog 42,
Bellmouth assembly 5, bellmouth nut 51, O type circle 52, bellmouth 53.
Embodiment
(embodiment 1)
See Fig. 1 to Fig. 4, the membrane valve of the present embodiment comprises valve component 1, diaphragm assembly 2, valve rod assembly 3, hand wheel component 4 and bellmouth assembly 5.
See Fig. 1 to Fig. 4, valve component 1 comprises valve body 11, valve body nut 12 and the valve body nut locating tooth 13 with internal cavities.Valve body 11 has internal cavities, and valve body nut 12 is rotatably connected on valve body 11, and between valve body nut 12 and valve body 11, joint prevents that as braking device valve body nut 12 is to the direction rotation of whiz valve body 11 by valve body nut locating tooth 13 is set.
See Fig. 3 and Fig. 4, diaphragm assembly 2 comprises diaphragm 21, outer-hexagonal bolt 22, flap 23, flap inserts 24, hexagon nut 25 and diaphragm water shutoff cover 26.The mode that diaphragm 21 connects by tongue-and-groove arranges frame on the inwall flange of the valve body 11 of valve component 1, thereby diaphragm 21 separates the inner chamber of the inner chamber of the valve body of valve component 1 11 and valve body nut 12, and diaphragm 21 adopts soft material to make.The center of top of diaphragm 21 is embedded with the outer-hexagonal bolt 22 that a head is downward, bar portion makes progress.Flap 23 is arranged on the top of diaphragm 21, and patches and be connected with the center upper portion of diaphragm 21; Flap inserts 24 is embedded in the center upper portion of flap 23, and flap inserts 24 is provided with the 3 stops axial hole of up/down perforation, and above-mentioned 3 stops through hole increases from top to bottom successively.Hexagon nut 25 is arranged in the stage casing through hole of flap inserts 24, thereby and the bar portion of outer-hexagonal bolt 22 through screwing to be connected with hexagon nut 25 after the hypomere through hole of flap inserts 24, diaphragm 21 and flap inserts 24 are in transmission connection up and down.Flap inserts 24 is also provided with the radial direction through hole at the epimere position of running through its axial hole.
Still see Fig. 3 and Fig. 4, valve rod assembly 3 comprises valve rod 31, Stem Mut 32, Stem Mut inserts 33, pin 34 and indicating arm 35.Valve rod 31 is provided with outside thread, and the bottom of valve rod 31 is provided with through hole radially, the top of valve rod 31 be provided with there is internal thread, the groove of opening upwards, indicating arm 35 screws in the groove on valve rod 31 tops and axially connects.Stem Mut 32 is inverted T-shaped, and bottom periphery is stepped, and Stem Mut 32 is axially arranged with up-small and down-big two-part through hole along it.Stem Mut inserts 33 is arranged in the hypomere position of through hole of Stem Mut 32, and 4 tenon bodies being provided with of the hypomere position inwall by Stem Mut 32 through holes embed in 4 cell bodies of Stem Mut inserts 33 peripheries central authorities relative set and spacing; Stem Mut inserts 33 is provided with internal thread.Valve rod 31 stretches into from the top down in the through hole of Stem Mut 32 and screws the inner bolt hole through Stem Mut inserts 33, and the bottom of valve rod 31 is stretched in the epimere position of through hole of flap inserts 24 of diaphragm assembly 2, and the bottom of valve rod 31 and flap inserts 24 pin 34 by the radial direction through hole through both links together.
Still see Fig. 3 and Fig. 4, the diaphragm water shutoff cover 26 of diaphragm assembly 2 is arranged in the position, space between the inner chamber upper inside wall of valve component 1 and other component of diaphragm assembly 2, valve rod assembly 3, diaphragm water shutoff overlap 26 perisporium bottom be connected with the periphery top tongue-and-groove of diaphragm 21.Other component and the valve rod assembly 3 of 26 pairs of diaphragm assemblies 2 of diaphragm water shutoff cover play water-tight.
Hand wheel component 4 comprises handwheel 41 and handwheel lock dog 42.Handwheel 41 is enclosed within on the Stem Mut 32 and indicating arm 35 of valve rod assembly 3, and handwheel 41 is connected with Stem Mut 32, Stem Mut 32 can be with the rotation of handwheel 41 rotating in same direction.Handwheel is upwards provided with breach for 41 weeks, handwheel lock dog 42 is arranged in the breach of handwheel 41, and the bottom of handwheel 41 and handwheel lock dog 42 is rotationally connected by the annular tenon that is provided with the top of the diaphragm water shutoff cover 26 of circular groove and diaphragm assembly 2 and is provided with, and be provided with buckle in handwheel lock dog 42 base channel, when handwheel lock dog 42 outwards moves, between the top of handwheel lock dog 42 and diaphragm water shutoff cover 26, be stuck, thereby handwheel 41 is locked, cannot rotate, handwheel lock dog 42 plays the position of locking handwheel 41.
Bellmouth assembly 5 has 2 covers, and every cover bellmouth assembly 5 comprises bellmouth nut 51, O type circle 52 and bellmouth 53.Between bellmouth nut 51 and bellmouth 53, buckle is connected.The bellmouth nut 51 of every cover bellmouth assembly 5 is connected with the corresponding threaded one end of inner chamber of valve component 1, and the O type circle 52 sealing is arranged on the place, contact position of the outer wall of valve component 1 and the outer wall of bellmouth 53.
When the membrane valve of the present embodiment is used, handwheel 41 rotarily drives Stem Mut 32 and rotates, Stem Mut 32 rotates and moves up and down by Stem Mut inserts 33 band ovable valve stems 31, when valve rod 31 moves downward, compressing diaphragm 21 is downwards adjacent to the central authorities of valve body 11, cut off the fluid passage, left and right of valve body 1, thereby close the left and right flow channel of fluid.When valve rod moves upward, drive diaphragm 21 to move upward separated with the central authorities of valve body 11, thereby open the left and right circulation passage of fluid.In the process of handwheel 41 rotations, thereby can outwards move by handwheel lock dog 41 flow of the fluid passage of the position control valve body 11 that locks handwheel 41.
Claims (4)
1. a membrane valve, is characterized in that: comprise valve component (1), diaphragm assembly (2), valve rod assembly (3) and hand wheel component (4);
Valve component (1) comprises valve body (11) and the valve body nut (12) with internal cavities; Valve body (11) has internal cavities, and valve body nut (12) is rotatably connected on valve body (11);
Diaphragm assembly (2) comprises diaphragm (21), flap (23) and diaphragm water shutoff cover (26); The mode that the diaphragm (21) that the inner chamber of the inner chamber of the valve body of valve component (1) (11) and valve body nut (12) is separated is connected by tongue-and-groove arranges frame on the inwall flange of the valve body (11) of valve component (1); Flap (23) is arranged on the top of diaphragm (21), and is axially in transmission connection up and down with diaphragm (21);
Valve rod assembly (3) comprises valve rod (31) and Stem Mut (32); Can be in transmission connection with Stem Mut (32) screw thread by upper and lower axially movable valve rod (31); Valve rod (31) is also axially in transmission connection up and down with the flap (23) of diaphragm assembly (2);
The diaphragm water shutoff cover (26) of diaphragm assembly (2) is arranged in the position, space between the inner chamber upper inside wall of valve component (1) and other component of diaphragm assembly (2), valve rod assembly (3); Diaphragm water shutoff cover (26) perisporium bottom be connected with the periphery top tongue-and-groove of diaphragm (21);
Hand wheel component (4) comprises handwheel (41) and handwheel lock dog (42); Handwheel (41) is enclosed within on the Stem Mut (32) of valve rod assembly (3), and the handwheel (41) that can drive Stem Mut (32) to rotate is connected with Stem Mut (32); Handwheel (41) week is upwards provided with breach, handwheel lock dog (42) is arranged in the breach of handwheel (41), and the bottom of handwheel (41) and handwheel lock dog (42) is rotationally connected by the annular tenon that is provided with the top of the diaphragm water shutoff cover (26) of circular groove and diaphragm assembly (2) and is provided with, and play a part to be provided with buckle in the base channel of handwheel lock dog (42) of position of locking handwheel (41), handwheel lock dog (42) can move between inside and outside two positions.
2. membrane valve according to claim 1, is characterized in that: between valve body nut (12) and valve body (11), joint is provided with for preventing that valve body nut (12) is to the valve body nut locating tooth (13) of the direction rotation of whiz valve body (11).
3. membrane valve according to claim 1, is characterized in that: diaphragm assembly (2) also comprises outer-hexagonal bolt (22), flap inserts (24) and hexagon nut (25); The outer-hexagonal bolt (22) that head is downward, bar portion makes progress is arranged on the center of top of diaphragm (21); Flap inserts (24) is embedded in the center upper portion of flap (23), and flap inserts (24) is provided with the 3 stops axial hole of up/down perforation, and above-mentioned 3 stops through hole increases from top to bottom successively; Hexagon nut (25) is arranged in the stage casing through hole of flap inserts (24), and the bar portion of outer-hexagonal bolt (22) screws and is connected with hexagon nut (25) through after the hypomere through hole of flap inserts (24); Flap inserts (24) is also provided with the radial direction through hole at the epimere position of running through its axial hole;
Valve rod assembly (3) also comprises Stem Mut inserts (33), pin (34) and indicating arm (35); Valve rod (31) is provided with outside thread, and the bottom of valve rod (31) is provided with through hole radially, the top of valve rod (31) be provided with there is internal thread, the groove of opening upwards, indicating arm (35) screws in the groove on valve rod (31) top and axially connects; Stem Mut (32) is inverted T-shaped, and bottom periphery is stepped, and Stem Mut (32) is axially arranged with up-small and down-big two-part through hole along it; Stem Mut inserts (33) is arranged in the hypomere position of through hole of Stem Mut (32), and 4 to 8 tenon bodies being provided with of the hypomere position inwall by Stem Mut (32) through hole embed in the cell body of equal number of Stem Mut inserts (33) periphery central authorities relative set and spacing; Stem Mut inserts (33) is provided with internal thread; Valve rod (31) stretches in the through hole of Stem Mut (32) and screws the inner bolt hole through Stem Mut inserts (33), and the bottom of valve rod (31) is stretched in the epimere position of through hole of flap inserts (24) of diaphragm assembly (2), and the bottom of valve rod (31) and flap inserts (24) pin (34) by the radial direction through hole through both links together.
4. according to the membrane valve one of claims 1 to 3 Suo Shu, it is characterized in that: also comprise 2 cover bellmouth assemblies (5), every cover bellmouth assembly (5) comprises bellmouth nut (51), O type circle (52) and bellmouth (53); Between bellmouth nut (51) and bellmouth (53), buckle is connected; The bellmouth nut (51) of every cover bellmouth assembly (5) is connected with the corresponding threaded one end of inner chamber of valve component (1), and the O type circle (52) sealing is arranged on the place, contact position of the outer wall of valve component (1) and the outer wall of bellmouth (53).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320594181.6U CN203516822U (en) | 2013-09-25 | 2013-09-25 | Diaphragm valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320594181.6U CN203516822U (en) | 2013-09-25 | 2013-09-25 | Diaphragm valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203516822U true CN203516822U (en) | 2014-04-02 |
Family
ID=50375754
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320594181.6U Expired - Lifetime CN203516822U (en) | 2013-09-25 | 2013-09-25 | Diaphragm valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203516822U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105422906A (en) * | 2014-09-11 | 2016-03-23 | 费斯托股份有限两合公司 | Diaphragm valve |
| CN105422907A (en) * | 2014-09-11 | 2016-03-23 | 费斯托股份有限两合公司 | Diaphragm valve |
| CN105649574A (en) * | 2014-11-12 | 2016-06-08 | 中国石油天然气股份有限公司 | Adjustable oil nozzle |
| CN106065956A (en) * | 2015-04-23 | 2016-11-02 | 比尔克特韦尔克有限公司 | Diaphragm valve |
| CN107255186A (en) * | 2017-06-19 | 2017-10-17 | 上海翱泽石油设备有限公司 | A kind of ball screw flat gate valve |
| CN111183306A (en) * | 2017-09-25 | 2020-05-19 | 株式会社富士金 | Diaphragm valve |
-
2013
- 2013-09-25 CN CN201320594181.6U patent/CN203516822U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105422906A (en) * | 2014-09-11 | 2016-03-23 | 费斯托股份有限两合公司 | Diaphragm valve |
| CN105422907A (en) * | 2014-09-11 | 2016-03-23 | 费斯托股份有限两合公司 | Diaphragm valve |
| CN105422907B (en) * | 2014-09-11 | 2019-07-12 | 费斯托股份有限两合公司 | Diaphragm valve |
| CN105649574A (en) * | 2014-11-12 | 2016-06-08 | 中国石油天然气股份有限公司 | Adjustable oil nozzle |
| CN106065956A (en) * | 2015-04-23 | 2016-11-02 | 比尔克特韦尔克有限公司 | Diaphragm valve |
| CN106065956B (en) * | 2015-04-23 | 2020-09-22 | 比尔克特韦尔克有限公司 | Diaphragm valve |
| CN107255186A (en) * | 2017-06-19 | 2017-10-17 | 上海翱泽石油设备有限公司 | A kind of ball screw flat gate valve |
| CN107255186B (en) * | 2017-06-19 | 2019-05-24 | 上海翱泽石油设备有限公司 | A kind of ball screw flat gate valve |
| CN111183306A (en) * | 2017-09-25 | 2020-05-19 | 株式会社富士金 | Diaphragm valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 213136 Xinbei Airport Industrial Park, Jiangsu, Changzhou Patentee after: HUASHENG PIPELINE TECHNOLOGY CO.,LTD. Address before: 213136 Jiangsu province Changzhou City New District Airport Industrial Park Road No. 9 Wang Patentee before: JIANGSU HUASHENG PLASTIC Co.,Ltd. |
|
| CP03 | Change of name, title or address | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Haipri (Changzhou) Clean System Technology Co.,Ltd. Assignor: HUASHENG PIPELINE TECHNOLOGY CO.,LTD. Contract record no.: X2023320000104 Denomination of utility model: A diaphragm valve Granted publication date: 20140402 License type: Common License Record date: 20230223 |
|
| EE01 | Entry into force of recordation of patent licensing contract | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140402 |
|
| CX01 | Expiry of patent term |