CN210739451U - Diaphragm valve of pneumatic motor - Google Patents
Diaphragm valve of pneumatic motor Download PDFInfo
- Publication number
- CN210739451U CN210739451U CN201921718691.3U CN201921718691U CN210739451U CN 210739451 U CN210739451 U CN 210739451U CN 201921718691 U CN201921718691 U CN 201921718691U CN 210739451 U CN210739451 U CN 210739451U
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- China
- Prior art keywords
- valve
- shaped column
- connector
- diaphragm
- pneumatic motor
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- Expired - Fee Related
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Abstract
The utility model discloses a diaphragm valve of a pneumatic motor, which comprises an installation pipe, a limiting mechanism, a valve shell, a second T-shaped column and a first T-shaped column; installing a pipe: the mounting pipe is internally provided with a conical block, the mounting pipe is provided with a second connector, and a rubber diaphragm is arranged inside the second connector; a limiting mechanism: the limiting mechanism is arranged on the inner cavity surface of the second connector; valve casing: the valve shell is in threaded connection with the second connector, the first connector is mounted on the valve shell, and the fixing plate is mounted on the inner cavity surface of the valve shell; second T-column: second T type post is installed in the inside of valve casing, and through clamping mechanism demountable installation on the fixed plate, second T type post assembly is in stop gear, and this pneumatic motor diaphragm valve can reduce the diaphragm valve volume to can guarantee that the diaphragm valve can not take place unusual switching in the air supply is unusual, improve the safety in utilization, can carry out manual control.
Description
Technical Field
The utility model relates to a diaphragm valve technical field specifically is a pneumatic motor diaphragm valve.
Background
"pneumatic diaphragm valve" on the market at present includes valve body, valve gap, diaphragm, valve rod and drive arrangement, the valve gap dress connects at the valve body, the diaphragm is connected between valve body and valve gap, the valve rod can slide and connect the diaphragm relative to the valve gap, drive arrangement adopts the cylinder, the piston and the valve rod rigid coupling of cylinder drive the valve rod through the cylinder and slide the function of opening and closing that realizes the diaphragm valve. Some diaphragm valves on the market today have the following disadvantages: because the sectional area of the piston of the cylinder is large, the whole diaphragm valve is large in volume, when the air source is abnormal and the air pressure is reduced or disappears, the diaphragm valve can be suddenly changed from an opening state to a closing state or from the closing state to the opening state, so that a production unit is in danger or lost, and when the air pressure disappears, the diaphragm valve cannot be controlled in a manual mode.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome current defect, provide a pneumatic motor diaphragm valve, can reduce the diaphragm valve volume to can guarantee that the diaphragm valve can not take place unusual switching in the air supply, improve the safety in utilization, can carry out manual control, can effectively solve the problem in the background art.
In order to achieve the above object, the utility model provides a following technical scheme: a diaphragm valve of a pneumatic motor comprises an installation pipe, a limiting mechanism, a valve shell, a second T-shaped column and a first T-shaped column;
installing a pipe: the mounting pipe is internally provided with a conical block, the mounting pipe is provided with a second connector, and a rubber diaphragm is arranged inside the second connector;
a limiting mechanism: the limiting mechanism is arranged on the inner cavity surface of the second connector;
valve casing: the valve shell is in threaded connection with the second connector, the first connector is mounted on the valve shell, and the fixing plate is mounted on the inner cavity surface of the valve shell;
second T-column: the second T-shaped column is arranged in the valve shell and is detachably arranged on the fixed plate through a clamping mechanism, the second T-shaped column is assembled in the limiting mechanism, the lower end of the second T-shaped column is provided with a top block, and the top block is in contact with the rubber diaphragm;
a first T-shaped column; the first T-shaped column is installed in an upper surface installation hole of the valve casing through a sealing ring, and the lower end of the first T-shaped column is connected with the second T-shaped column.
Further, still include the fore-set, the fore-set array distributes has four, and installs the inner chamber top surface at the valve casing, and when the diaphragm valve is in open mode, the upper surface of second T type post can contact the fore-set, and the fore-set can play limiting displacement.
Further, still include O type circle, O type circle is installed in the mounting groove of second T type post, and with the interior cavity surface contact of valve casing, and O type circle can increase the leakproofness between second T type post and the valve casing to can guarantee that second T type post slowly rises and descends.
Further, stop gear includes spacing ring and connecting strip, and the spacing ring passes through the connecting strip to be connected with the inner chamber face of valve casing, and second T type post setting can be carried on spacingly to second T type post in the inside of spacing ring, guarantees that second T type post can be straight up-down in the inside of second T type post, improves the safety in utilization.
Further, the clamping mechanism includes fixture block and draw-in groove, and the joint can be dismantled to the fixture block in the inside of draw-in groove, and the upper surface at the fixed plate is seted up to the draw-in groove, and the lower surface at second T type post is installed to the fixture block, and even the fixture block joint when in the draw-in groove, even atmospheric pressure is unstable or disappear, second T type post can not take place to remove, improves the safety in utilization.
Compared with the prior art, the beneficial effects of the utility model are that: the pneumatic motor diaphragm valve has the following advantages:
1. when the second T-shaped column moves downwards and the clamping block is clamped in the clamping groove, even if the air pressure is unstable or disappears, the second T-shaped column cannot move, and the use safety is improved;
2. the O-shaped ring can increase the sealing property between the second T-shaped column and the valve shell and can ensure that the second T-shaped column slowly rises and falls, and the ejector block is positioned in the second connector, so that the size of the diaphragm valve can be reduced;
3. through the pressing and lifting of first T type post, can drive the removal of second T type post, can manually open or close the diaphragm valve, improve the safety in utilization.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic cross-sectional view of the present invention.
In the figure: the device comprises an installation pipe 1, a valve shell 2, a first T-shaped column 3, a first connector 4, a second connector 5, a top block 6, a rubber diaphragm 7, a conical block 8, a limiting mechanism 9, a limiting ring 901, a connecting strip 902, a clamping mechanism 10, a clamping block 1001, a clamping groove 1002, a top column 11, a second T-shaped column 12, an O-shaped ring 13 and a fixing plate 14.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: a diaphragm valve of a pneumatic motor comprises a mounting pipe 1, a limiting mechanism 9, a valve shell 2, a second T-shaped column 12 and a first T-shaped column 3;
installation of the pipe 1: the mounting pipe 1 is internally provided with a conical block 8, the mounting pipe 1 is provided with a second connector 5, the second connector 5 is internally provided with a rubber diaphragm 7, the rubber diaphragm 7 has elasticity, and when the rubber diaphragm 7 contacts the conical block 8, the diaphragm is in a closed state;
and a limiting mechanism 9: the limiting mechanism 9 is arranged on the inner cavity surface of the second connector 5;
the valve housing 2: the valve casing 2 is in threaded connection with the second connector 5, the first connector 4 is installed on the valve casing 2, an external air pump can be communicated with the first connector 4 to ensure that compressed air is delivered into the valve casing 2, and a fixing plate 14 is installed on the inner cavity surface of the valve casing 2 and can limit the reduction size of the second T-shaped column 12;
second T-shaped column 12: the second T-shaped column 12 is arranged inside the valve casing 2 and detachably arranged on the fixing plate 14 through the clamping mechanism 10, the second T-shaped column 12 is assembled in the limiting mechanism 9, the lower end of the second T-shaped column is provided with the ejector block 6, the ejector block 6 is in contact with the rubber diaphragm 7, the ejector block 6 can be driven to move when the second T-shaped column 12 moves, and the rubber diaphragm 7 can be deformed by the ejector block 6;
a first T-shaped column 3; the first T-shaped column 3 is installed in an upper surface mounting hole of the valve housing 2 through a sealing ring, and the lower end is connected with the second T-shaped column 12, and can be manually opened or closed by moving the first T-shaped column 3.
Still include fore- set 11, 11 array distribution in fore-set have four, and install at the inner chamber top surface of valve casing 2, when the diaphragm valve is in the open mode, the upper surface of second T type post 12 can contact fore-set 11, and fore-set 11 can play limiting displacement.
The O-shaped ring 13 is further included, the O-shaped ring 13 is installed in the installation groove of the second T-shaped column 12 and is in surface contact with the inner cavity of the valve casing 2, the O-shaped ring 13 can increase the sealing performance between the second T-shaped column 12 and the valve casing 2, and the second T-shaped column 12 can be ensured to ascend and descend slowly.
The clamping mechanism 10 comprises a clamping block 1001 and a clamping groove 1002, the clamping block 1001 is detachably clamped inside the clamping groove 1002, the clamping groove 1002 is formed in the upper surface of the fixing plate 14, the clamping block 1001 is installed on the lower surface of the second T-shaped column 12, and even if air pressure is unstable or disappears when the clamping block 1001 is clamped in the clamping groove 1002, the second T-shaped column 12 cannot move, and use safety is improved.
When in use: connecting the installation pipe 1 with an external pipeline, and communicating an external air pump with the first connector 4 to ensure that compressed air is delivered into the valve shell 2;
when an external air pump conveys compressed air to the inside of the valve shell 2, the second T-shaped column 12 can move downwards, the first T-shaped column 3 and the ejector block 6 are driven to move simultaneously, the ejector block 6 enables the rubber diaphragm 7 to deform, the rubber diaphragm 7 is in contact with the conical block 8, and the diaphragm valve is in a closed state at the moment;
when the second T-shaped column 12 moves downwards and the clamping block 1001 is clamped in the clamping groove 1002, even if the air pressure is unstable or disappears, the second T-shaped column 12 cannot move, and the use safety is improved;
when the compressed air of the inside of the valve casing 2 is pumped out by the external air pump, the second T-shaped column 12 is driven to rise, the clamping block 1001 is enabled to be separated from the clamping groove 1002, the second T-shaped column 12 drives the first T-shaped column 3 and the ejector block 6 to rise, the rubber diaphragm 7 is restored to the original state, and the diaphragm valve is in an opening state at the moment.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. A pneumatic motor diaphragm valve, characterized by: comprises an installation pipe (1), a limiting mechanism (9), a valve shell (2), a second T-shaped column (12) and a first T-shaped column (3);
mounting tube (1): a conical block (8) is arranged in the mounting pipe (1), a second connector (5) is mounted on the mounting pipe (1), and a rubber diaphragm (7) is arranged in the second connector (5);
limiting mechanism (9): the limiting mechanism (9) is arranged on the inner cavity surface of the second connector (5);
valve housing (2): the valve shell (2) is in threaded connection with the second connector (5), the first connector (4) is installed on the valve shell (2), and a fixing plate (14) is installed on the inner cavity surface of the valve shell (2);
second T-shaped column (12): the second T-shaped column (12) is arranged in the valve shell (2) and is detachably arranged on the fixing plate (14) through a clamping mechanism (10), the second T-shaped column (12) is assembled in the limiting mechanism (9), the lower end of the second T-shaped column is provided with a top block (6), and the top block (6) is in contact with the rubber diaphragm (7);
a first T-shaped column (3); the first T-shaped column (3) is installed in an upper surface installation hole of the valve casing (2) through a sealing ring, and the lower end of the first T-shaped column is connected with the second T-shaped column (12).
2. A pneumatic motor diaphragm valve according to claim 1, wherein: still include fore-set (11), fore-set (11) array distribution has four, and installs the inner chamber top surface at valve casing (2).
3. A pneumatic motor diaphragm valve according to claim 1, wherein: the valve further comprises an O-shaped ring (13), wherein the O-shaped ring (13) is installed in the installation groove of the second T-shaped column (12) and is in contact with the inner cavity surface of the valve casing (2).
4. A pneumatic motor diaphragm valve according to claim 1, wherein: the limiting mechanism (9) comprises a limiting ring (901) and a connecting strip (902), the limiting ring (901) is connected with the inner cavity surface of the valve casing (2) through the connecting strip (902), and the second T-shaped column (12) is arranged inside the limiting ring (901).
5. A pneumatic motor diaphragm valve according to claim 1, wherein: clamping mechanism (10) include fixture block (1001) and draw-in groove (1002), and the inside of joint in draw-in groove (1002) can be dismantled in fixture block (1001), and draw-in groove (1002) are seted up on the upper surface of fixed plate (14), and the lower surface at second T type post (12) is installed in fixture block (1001).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921718691.3U CN210739451U (en) | 2019-10-14 | 2019-10-14 | Diaphragm valve of pneumatic motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921718691.3U CN210739451U (en) | 2019-10-14 | 2019-10-14 | Diaphragm valve of pneumatic motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210739451U true CN210739451U (en) | 2020-06-12 |
Family
ID=70985994
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921718691.3U Expired - Fee Related CN210739451U (en) | 2019-10-14 | 2019-10-14 | Diaphragm valve of pneumatic motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210739451U (en) |
-
2019
- 2019-10-14 CN CN201921718691.3U patent/CN210739451U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200612 Termination date: 20211014 |