CN113187923A - Valve body with internally adjustable lifting sealing mechanism - Google Patents
Valve body with internally adjustable lifting sealing mechanism Download PDFInfo
- Publication number
- CN113187923A CN113187923A CN202110538659.2A CN202110538659A CN113187923A CN 113187923 A CN113187923 A CN 113187923A CN 202110538659 A CN202110538659 A CN 202110538659A CN 113187923 A CN113187923 A CN 113187923A
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- Prior art keywords
- lateral
- groove
- valve body
- valve
- locking mechanism
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
- F16K11/02—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit
- F16K11/04—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only lift valves
- F16K11/044—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only lift valves with movable valve members positioned between valve seats
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
- F16K1/34—Cutting-off parts, e.g. valve members, seats
- F16K1/36—Valve members
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
- F16K1/48—Attaching valve members to screw-spindles
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/02—Construction of housing; Use of materials therefor of lift valves
- F16K27/0263—Construction of housing; Use of materials therefor of lift valves multiple way valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L21/00—Joints with sleeve or socket
- F16L21/08—Joints with sleeve or socket with additional locking means
Abstract
The invention relates to the technical field of valve assembly parts, in particular to a valve body with an internal adjustable lifting closing mechanism. The valve body with the internal adjustable lifting closing mechanism is distributed in a split structure by the upper valve casing, the lower valve casing, the top control rod and the lateral conveying pipe, is fixed in a threaded assembly mode, is convenient to disassemble and fix, and is lower in later maintenance and replacement cost; set up elasticity lift locking mechanism on putting internal thread assembly groove on, at last valve casing internally mounted have be used for connecting the adjustable linking bridge of side direction of elasticity lift locking mechanism and top control pole, can carry out spacing closure to the side direction duct connection end according to elasticity lift locking mechanism, promote the leakproofness of assembly end, can adjust the side direction conveyer pipe of required position alone and flow and damming simultaneously, functional and application scope promote greatly.
Description
Technical Field
The invention relates to the technical field of valve assembly parts, in particular to a valve body with an internal adjustable lifting and closing mechanism.
Background
The gate valve is a shutter, the movement direction of the shutter is vertical to the fluid direction, and the gate valve can only be fully opened and fully closed and cannot be adjusted and throttled. Gate valves are sealed by the contact of the valve seat and the gate plate, and the sealing surface is usually bead-welded with a metallic material to increase wear resistance. Gate valves are classified into rigid gate valves and elastic gate valves according to differences in gate plates.
The opening and closing part of the gate valve is a gate plate, the moving direction of the gate plate is vertical to the fluid direction, and the gate valve can only be fully opened and fully closed and cannot be adjusted and throttled. The gate has two sealing surfaces, the most common mode gate valve has two sealing surfaces forming a wedge shape, the wedge angle varies with the valve parameters, usually 5 °, and the medium temperature is not high and is 2 ° 52'.
The gate plate of the wedge gate valve can be made into a whole, and can also be made into a gate plate capable of generating micro deformation so as to improve the manufacturability of the gate plate and make up the deviation of the angle of a sealing surface in the processing process, and the gate plate is called an elastic gate plate. When the gate valve is closed, the sealing surface can be sealed only by medium pressure, namely, the sealing surface of the gate plate is pressed to the valve seat on the other side by the medium pressure to ensure the sealing of the sealing surface, namely, the gate valve is self-sealed. Most gate valves are forcedly sealed, namely, when the valves are closed, the gate plates are forced to press the valve seats by external force so as to ensure the sealing performance of the sealing surfaces. The gate plate of the gate valve moves linearly along with the valve rod, and is called a lifting rod gate valve and a rising rod gate valve.
Traditional gate valve simple structure is mostly integrative fixed knot structure, can't dismantle as required fast, in case local impaired can only wholly abandon the change, and later maintenance and use cost are very high, can't freely adjust the velocity of flow of different conveyer pipes as required simultaneously and the order of damming, lead to functional and suitability all relatively more single limitation.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: in order to solve the problem that exists among the above-mentioned background art, provide a modified valve body that has lift closing mechanism with adjustable inside, solve traditional gate valve simple structure, mostly be integrative fixed knot structure, can't dismantle fast as required, in case local impaired can only wholly abandon the change, later maintenance and use cost are very high, simultaneously can't freely adjust the velocity of flow of different conveyer pipes as required and the order of damming, lead to the problem of functional and suitability all more single limitation.
The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a valve body with lift closing mechanism with adjustable it is inside, includes upper portion valve casing, lower part valve casing, top control pole and side direction conveyer pipe, lower part valve casing lateral surface upper end seted up down and put the internal thread assembly groove, upper portion valve casing medial surface lower extreme seted up overhead internal thread assembly groove, overhead internal thread assembly groove inboard flank on set up built-in elasticity lift locking mechanism's overhead guide chute, lower internal thread assembly groove inboard flank on set up with overhead guide chute matched with put down the direction spout, elasticity lift locking mechanism be connected with the top control pole through side direction adjustable linking bridge.
The connecting end of the lateral conveying pipe is provided with an integral internal connecting pipe, and the lower end of the lower internal thread assembling groove is provided with an arc assembling groove and an arc limiting groove which are used for installing the internal connecting pipe.
The elastic lifting locking mechanism comprises a lateral sliding block inserted in the upper guide sliding groove in a sliding manner and a lateral closing plate elastically mounted on the lateral wall of the lateral sliding block, and the lower end of the lateral sliding block is provided with an arc-shaped limiting sealing groove matched with the inner connecting pipe
And a lateral fixing groove for fixedly mounting the lateral adjustable connecting support is formed in the outer wall of the inner side of the lateral closing plate.
The lateral adjustable connecting support comprises a lateral linkage frame, an external fixing plate fixed on the outer wall of the outer side of the lateral linkage frame and an internal assembling plate fixed on the outer wall of the inner side of the lateral linkage frame.
The inner assembly plate is characterized in that an inner thread adjusting blind hole is formed in the upper end of the inner assembly plate, a longitudinal adjusting through hole with a built-in longitudinal adjusting rod is formed in the inner top surface of the lateral adjusting groove, and an outer thread adjusting rod matched with the inner thread adjusting blind hole is axially fixed at the bottom end of the longitudinal adjusting rod.
The side direction adjustment tank medial surface on the symmetry seted up lower extreme open-ended inside spacing spout, inside assembly plate both sides have with inside spacing spout matched with outside spacing draw runner.
The top control rod comprises an external telescopic pipe with a lateral adjusting groove on the outer side and a main control rod movably inserted in the external telescopic pipe, a middle annular thread groove is formed in the middle of the outer side surface of the main control rod, and an external opening communicated with the middle annular thread groove is formed in the outer side surface of the external telescopic pipe.
The upper portion valve casing upper end seted up with outside flexible pipe matched with top flexible through-hole, the flexible through-hole medial surface in top on fixedly connected with and middle part annular thread groove matched with external screw thread assembly piece.
The invention has the beneficial effects that:
(1) the valve body with the internal adjustable lifting closing mechanism is distributed in a split structure by the upper valve casing, the lower valve casing, the top control rod and the lateral conveying pipe, is fixed in a threaded assembly mode, is convenient to disassemble and fix, and is lower in later maintenance and replacement cost;
(2) an elastic lifting locking mechanism is arranged on the built-in internal thread assembly groove, a lateral adjustable connecting support used for connecting the elastic lifting locking mechanism and the top control rod is arranged in the upper valve shell, the connecting end of the lateral conveying pipe can be limited and closed according to the elastic lifting locking mechanism, the sealing performance of the assembly end is improved, meanwhile, the lateral conveying pipe at a required position can be independently regulated and intercepted according to the requirement, and the functionality and the application range are greatly improved;
(3) the lower end of the outer side surface of the top control rod is provided with a lateral adjusting groove internally provided with a longitudinal adjusting rod and an external thread adjusting rod, and the height of the elastic lifting locking mechanism can be quickly adjusted through the longitudinal adjusting rod, so that the flow rate and the closure sequence of conveying ports at different positions can be adjusted;
(4) elastic lifting locking mechanism comprises elastic connection's side direction slider and side direction closing plate, can control when not influencing closed spacing and transfer and cut off, can promote structural firmness and locking looseness nature simultaneously.
Drawings
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is an internal cross-sectional view of the present invention.
Fig. 3 is a cross-sectional view of the connecting end of the top lever in the present invention.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
Fig. 1, a valve body with lift close mechanism with adjustable inside that fig. 2 and fig. 3 show, including upper portion valve casing 1, lower part valve casing 2, top control pole 3 and side direction conveyer pipe 4, lower internal thread assembly groove 5 has been seted up to 2 lateral surfaces upper ends of lower part valve casing, upper internal thread assembly groove 6 has been seted up to 1 medial surface lower extreme of upper portion valve casing, set up built-in elastic lift locking mechanism's overhead direction spout 7 on 6 inboard flanks of overhead internal thread assembly groove, set up on 5 inboard flanks of lower internal thread assembly groove with built-in direction spout 7 matched with underneath direction spout 8, elastic lift locking mechanism is connected with top control pole 3 through side direction adjustable linking bridge.
Example (b): insert arc assembly groove 10 and arc spacing groove 11 with inside connecting pipe 9 on the side direction conveyer pipe 4 earlier, then with 1 screw assembly of upper portion valve casing on lower part valve casing 2, close arc assembly groove 10 and 11 upper end openings in arc spacing groove, then rotate top control pole 3, with elasticity lift locking mechanism card at the inside connecting pipe 9 and correspond arc spacing groove 11 positions, it is spacing to accomplish the closure, make upper portion valve casing 1 and lower part valve casing 2 fixed simultaneously, the separation can't rotate.
Further, in order to facilitate lateral assembly, an integral-structure internal connecting pipe 9 is arranged at the connecting end of the lateral conveying pipe 4, the cross section of the internal connecting pipe 9 is of a T-shaped structure, and an arc-shaped assembling groove 10 and an arc-shaped limiting groove 11 which are used for installing the internal connecting pipe 9 are formed in the lower end of the lower internal thread assembling groove 6.
Furthermore, in order to cooperate with elastic limit and not influence lifting closure, the elastic lifting locking mechanism comprises a lateral sliding block 12 inserted in the upper guide sliding groove 7 in a sliding manner and a lateral closing plate 13 elastically mounted on the side wall of the lateral sliding block 12, and the lower end of the lateral sliding block 12 is provided with an arc-shaped limit sealing groove 14 matched with the inner connecting pipe 9.
Example (b): the connecting surface of the lateral sliding block 12 and the lateral closing plate 13 is provided with an internal groove with a built-in reset elastic sheet, the two ends of the reset spring are provided with bending plates, and a clamping groove or a screw hole is arranged in the internal groove to fix and assemble the bending plates.
Further, in order to facilitate the inner side installation and improve the inner supporting strength, a lateral fixing groove 15 for fixedly installing the lateral adjustable connecting bracket is formed in the outer wall of the inner side of the lateral closing plate 13.
Example (b): the outer side end of the lateral adjustable connecting bracket is inserted into the lateral fixing groove 15 and is fixed with the lateral closing plate 13 through bolts.
Further, in order to match the assembly of the two sides, thereby the linkage control, the lower end of the outer side surface of the top control rod 3 is provided with a plurality of lateral adjusting grooves 16, and the lateral adjustable connecting bracket comprises a lateral linkage frame 17, an external fixing plate 18 fixed on the outer wall of the outer side of the lateral linkage frame 17 and an internal assembling plate 19 fixed on the outer wall of the inner side of the lateral linkage frame 17.
Further, in order to match with external adjustment, the upper end of the internal assembly plate 19 is provided with an internal thread adjusting blind hole 20, the inner top surface of the lateral adjusting groove 16 is provided with a longitudinal adjusting through hole internally provided with a longitudinal adjusting rod 21, and the bottom end of the longitudinal adjusting rod 21 is axially fixed with an external thread adjusting rod 22 matched with the internal thread adjusting blind hole 20.
Example (b): the lower counter bore is arranged at the top end opening of the longitudinal adjusting through hole, then the sealing block is axially fixed at the top end of the longitudinal adjusting rod 21, the inner hexagonal adjusting groove is formed in the top end of the sealing block, the longitudinal adjusting rod 21 is controlled to rotate through an external wrench, and therefore the lateral adjustable connecting support at the corresponding position is controlled to lift.
Further, in order to cooperate with the lifting limit and facilitate the bottom loading and unloading, the inner side surface of the lateral adjusting groove 16 is symmetrically provided with inner limit sliding grooves 23 with lower end openings, and two sides of the inner assembly plate 19 are provided with outer limit sliding strips 24 matched with the inner limit sliding grooves 23.
Further, in order to cooperate with rotation to adjust the lifting, and simultaneously not affect the height adjustment of the outer side, the top control rod 3 comprises an outer telescopic tube 25 with a lateral adjusting groove 16 on the outer side and a main control rod 26 movably inserted in the outer telescopic tube 25, a middle annular thread groove 27 is formed in the middle of the outer side surface of the main control rod 26, and an outer opening communicated with the middle annular thread groove 27 is formed in the outer side surface of the outer telescopic tube 25.
Further, in order to match with the thread adjustment, the upper end of the upper valve casing 1 is provided with a top telescopic through hole matched with the external telescopic pipe 25, and the inner side surface of the top telescopic through hole is fixedly connected with an external thread assembling block 28 matched with the middle annular thread groove 27.
Example (b): and a lateral welding groove matched with the external thread assembling block 28 is formed in the inner side wall of the top telescopic through hole, then the external thread assembling block 28 is inserted into the lateral welding groove, and then welding and fixing are carried out to complete assembling.
The valve body with the internal adjustable lifting closing mechanism is in split structural layout by the upper valve casing 1, the lower valve casing 2, the top control rod 3 and the lateral conveying pipe 4, is fixed in a threaded assembly mode, is convenient to disassemble and fix, and is lower in later maintenance and replacement cost; an elastic lifting locking mechanism is arranged on the upper internal thread assembly groove 6, a lateral adjustable connecting support used for connecting the elastic lifting locking mechanism and the top control rod 3 is arranged in the upper valve shell 1, the connecting end of the lateral conveying pipe 4 can be limited and closed according to the elastic lifting locking mechanism, the sealing performance of the assembly end is improved, meanwhile, the lateral conveying pipe 4 at a required position can be regulated and intercepted according to the requirement, and the functionality and the application range are greatly improved; the lower end of the outer side surface of the top control rod 3 is provided with a lateral adjusting groove 16 internally provided with a longitudinal adjusting rod 21 and an external thread adjusting rod 22, and the height of the elastic lifting locking mechanism can be quickly adjusted through the longitudinal adjusting rod 21, so that the flow size and the closure sequence of conveying ports at different positions can be adjusted; elastic lifting locking mechanism comprises elastic connection's side direction slider 12 and side direction closing plate 13, can control when not influencing closed spacing and transfer and cut off, can promote structural firmness and locking loose nature simultaneously.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (9)
1. A valve body with an internally adjustable lifting closing mechanism, comprising an upper valve housing (1), a lower valve housing (2), a top control rod (3) and a lateral conveying pipe (4), characterized in that: lower part valve casing (2) lateral surface upper end seted up down and put internal thread assembly groove (5), upper portion valve casing (1) medial surface lower extreme seted up overhead internal thread assembly groove (6), overhead internal thread assembly groove (6) inboard flank on set up built-in elasticity lift locking mechanism's overhead direction spout (7), lower internal thread assembly groove (5) inboard flank on set up with overhead direction spout (7) matched with put down direction spout (8), elasticity lift locking mechanism be connected with top control pole (3) through side direction adjustable linking bridge.
2. The valve body with internally adjustable lift closure of claim 1, wherein: the connecting end of the lateral conveying pipe (4) is provided with an integral internal connecting pipe (9), and the lower end of the lower internal thread assembling groove (5) is provided with an arc assembling groove (10) and an arc limiting groove (11) for installing the internal connecting pipe (9).
3. The valve body with internally adjustable lift closure of claim 1, wherein: the elastic lifting locking mechanism comprises a lateral sliding block (12) inserted into the upper guide sliding groove (7) in a sliding mode and a lateral closing plate (13) installed on the side wall of the lateral sliding block (12) in an elastic mode, and the lower end of the lateral sliding block (12) is provided with an arc-shaped limiting sealing groove (14) matched with the inner connecting pipe (9).
4. The valve body with internally adjustable lift closure of claim 1, wherein: and a lateral fixing groove (15) for fixedly mounting a lateral adjustable connecting support is formed in the outer wall of the inner side of the lateral closing plate (13).
5. The valve body with internally adjustable lift closure of claim 4, wherein: the lateral adjustable connecting support comprises a lateral linkage frame (17), an external fixing plate (18) fixed on the outer wall of the outer side of the lateral linkage frame (17) and an internal assembling plate (19) fixed on the outer wall of the inner side of the lateral linkage frame (17).
6. The valve body with internally adjustable lift closure of claim 5, wherein: the inner assembling plate (19) is provided with an inner thread adjusting blind hole (20) at the upper end, a longitudinal adjusting through hole with a built-in longitudinal adjusting rod (21) is formed in the inner top surface of the lateral adjusting groove (16), and an outer thread adjusting rod (22) matched with the inner thread adjusting blind hole is axially fixed at the bottom end of the longitudinal adjusting rod (21).
7. The valve body with internally adjustable lift closure of claim 5, wherein: the side direction adjustment tank (16) on the medial surface on the symmetry seted up lower extreme open-ended inside spacing spout (23), inside assembly plate (19) both sides have with inside spacing spout (23) matched with outside spacing draw runner (24).
8. The valve body with internally adjustable lift closure of claim 5, wherein: the top control rod (3) comprises an external telescopic pipe (25) with a lateral adjusting groove (16) on the outer side and a main control rod (26) movably inserted in the external telescopic pipe (25), the middle of the outer side surface of the main control rod (26) is provided with a middle annular thread groove (27), and the outer side surface of the external telescopic pipe (25) is provided with an external opening communicated with the middle annular thread groove (27).
9. The valve body with internally adjustable lift closure of claim 8, wherein: upper portion valve casing (1) upper end seted up with outside flexible pipe (25) matched with top telescopic through-hole, the flexible through-hole medial surface in top on fixedly connected with and middle part annular thread groove (27) matched with external screw thread assembly piece (28).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110538659.2A CN113187923A (en) | 2021-05-18 | 2021-05-18 | Valve body with internally adjustable lifting sealing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110538659.2A CN113187923A (en) | 2021-05-18 | 2021-05-18 | Valve body with internally adjustable lifting sealing mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113187923A true CN113187923A (en) | 2021-07-30 |
Family
ID=76982274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110538659.2A Pending CN113187923A (en) | 2021-05-18 | 2021-05-18 | Valve body with internally adjustable lifting sealing mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113187923A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113503388A (en) * | 2021-08-02 | 2021-10-15 | 江苏亿阀股份有限公司 | Eight-way reversing ball valve with lateral adjustable separation linkage mechanism |
| CN114151580A (en) * | 2021-11-17 | 2022-03-08 | 江苏亿阀股份有限公司 | Combined multi-runner adjusting reversing ball valve |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207999508U (en) * | 2018-03-08 | 2018-10-23 | 江苏龙迈环保设备有限公司 | A kind of convertible double disc operated pneumatic valve |
| CN209354680U (en) * | 2018-12-20 | 2019-09-06 | 北京中智渝桐节能设备有限公司 | It is a kind of can concentric brush seal structure automatically |
| CN209812187U (en) * | 2019-04-23 | 2019-12-20 | 浙江欧菲石油设备有限公司 | Top-mounted ball valve seat dismounting and mounting device |
| CN209892770U (en) * | 2019-02-19 | 2020-01-03 | 温州市海格阀门有限公司 | Stop valve |
-
2021
- 2021-05-18 CN CN202110538659.2A patent/CN113187923A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207999508U (en) * | 2018-03-08 | 2018-10-23 | 江苏龙迈环保设备有限公司 | A kind of convertible double disc operated pneumatic valve |
| CN209354680U (en) * | 2018-12-20 | 2019-09-06 | 北京中智渝桐节能设备有限公司 | It is a kind of can concentric brush seal structure automatically |
| CN209892770U (en) * | 2019-02-19 | 2020-01-03 | 温州市海格阀门有限公司 | Stop valve |
| CN209812187U (en) * | 2019-04-23 | 2019-12-20 | 浙江欧菲石油设备有限公司 | Top-mounted ball valve seat dismounting and mounting device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113503388A (en) * | 2021-08-02 | 2021-10-15 | 江苏亿阀股份有限公司 | Eight-way reversing ball valve with lateral adjustable separation linkage mechanism |
| CN113503388B (en) * | 2021-08-02 | 2023-09-26 | 江苏亿阀股份有限公司 | Eight-way reversing ball valve with laterally adjustable separation linkage mechanism |
| CN114151580A (en) * | 2021-11-17 | 2022-03-08 | 江苏亿阀股份有限公司 | Combined multi-runner adjusting reversing ball valve |
| CN114151580B (en) * | 2021-11-17 | 2023-09-19 | 江苏亿阀股份有限公司 | Reversing ball valve with combined multi-runner adjustment function |
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