CN113217703A - Quick-release safety control mechanism for valve body - Google Patents
Quick-release safety control mechanism for valve body Download PDFInfo
- Publication number
- CN113217703A CN113217703A CN202110527691.0A CN202110527691A CN113217703A CN 113217703 A CN113217703 A CN 113217703A CN 202110527691 A CN202110527691 A CN 202110527691A CN 113217703 A CN113217703 A CN 113217703A
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- casing
- arc
- valve body
- control mechanism
- safety control
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- 238000007789 sealing Methods 0.000 claims abstract description 10
- 238000009434 installation Methods 0.000 abstract description 5
- 238000012423 maintenance Methods 0.000 abstract description 4
- 238000013461 design Methods 0.000 abstract description 3
- 230000010354 integration Effects 0.000 abstract description 3
- 238000005242 forging Methods 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 230000003139 buffering effect Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000012530 fluid Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 229910001338 liquidmetal Inorganic materials 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 238000009428 plumbing Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000002285 radioactive effect Effects 0.000 description 1
- -1 steam Substances 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 239000006163 transport media Substances 0.000 description 1
Images
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
- F16K47/00—Means in valves for absorbing fluid energy
- F16K47/02—Means in valves for absorbing fluid energy for preventing water-hammer or noise
- F16K47/023—Means in valves for absorbing fluid energy for preventing water-hammer or noise for preventing water-hammer, e.g. damping of the valve movement
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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
-
- 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
-
- 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
- F16K11/10—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit
- F16K11/14—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit operated by one actuating member, e.g. a handle
- F16K11/18—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with two or more closure members not moving as a unit operated by one actuating member, e.g. a handle with separate operating movements for separate closure 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
- 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
-
- 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
- F16L15/00—Screw-threaded joints; Forms of screw-threads for such joints
- F16L15/08—Screw-threaded joints; Forms of screw-threads for such joints with supplementary elements
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mechanically-Actuated Valves (AREA)
Abstract
The invention relates to the technical field of valve sealing forgings, in particular to a quick-release safety control mechanism for a valve body. The quick-release safety control mechanism for the valve body is formed by fixing a split type shell through bolts, the inner closing devices are assembled by matching inner guide frames and arc-shaped guide plates on the inner side surfaces of a left shell and a right shell, and the arc-shaped conveying openings are controlled to be opened and closed by lifting the inner closing devices, so that the structural requirement of the sealing structure of the valve body on the inner wall is reduced, the valve body is convenient to assemble and disassemble, the later-stage use cost is reduced, and the application range is very wide; the installation is convenient, once the damage occurs, the local replacement can be realized, and the maintenance difficulty is greatly reduced; by adopting the built-in design, the integration degree is improved, the functionality and the safety are greatly enhanced, and the structure is more compact; can form screw thread regulation and guiding mechanism in main casing body inside, can directly cooperate with current control lever, make things convenient for the dismouting.
Description
Technical Field
The invention relates to the technical field of valve sealing forgings, in particular to a quick-release safety control mechanism for a valve body.
Background
Valves are plumbing accessories used to open and close a pipe, control flow direction, regulate and control parameters of the transport medium (temperature, pressure and flow). In fluid piping, valves are control elements that primarily function to isolate equipment and piping, regulate flow, place return, regulate and vent pressure. Can be used for controlling the flow of various types of fluids such as air, water, steam, various corrosive media, mud, oil products, liquid metal, radioactive media and the like.
The valves are of various types, mainly divided into 12 types such as gate valves, stop valves, throttle valves, plug valves, ball valves, electric valves, diaphragm valves, check valves, safety valves, pressure reducing valves, steam trap valves, emergency cut-off valves and the like, and suitable media are water, steam, oil products, natural gas, strongly corrosive media, flammable media, toxic media, explosive media and media with radioactivity.
The valve body that mainly adopts the integral type to forge forming process at traditional valve body and makes and form, and the valve body that this kind of processing production mode was made is fixed knot structure as an organic whole, can't dismantle the valve body as required fast and maintain and change, leads to one of them once to go wrong and can only whole change, and it is very high to maintain and the replacement cost, and application scope is limited, opens and close the in-process at the valve body simultaneously, because internal pressure changes can produce the water hammer effect, seriously influences the safety and the life of whole pipeline.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: in order to solve the problems existing in the background technology, the improved quick-dismantling safety control mechanism for the valve body is provided, and the problems that the traditional valve body is of an integrated fixed structure, the valve body cannot be dismantled, maintained and replaced quickly as required, the valve body can only be replaced integrally once the valve body is in a problem, the maintenance and replacement cost is very high, the application range is limited, and meanwhile, in the opening and closing process of the valve body, the water hammer effect can be generated, and the safety and the service life of the whole pipeline are seriously affected are solved.
The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a valve body is with quick detach formula safety control mechanism, includes the main casing body and side direction conveyer pipe, the main casing body put the casing by the left side of right side open-ended and put the open-ended casing in the right side and pass through bolt fixed mounting and constitute, a left side put on casing left side outer wall and put on the casing right side outer wall in the right side and all seted up the side direction pilot hole, a left side put casing medial surface and put the casing medial surface in the open end fixedly connected with integral structure inside guide frame, inside sliding connection of inside guide frame have inside closing device, the main casing internal portion be provided with the internal thread fastening cover that is used for fixed side direction conveyer pipe.
The left side put the casing in top surface intermediate position and the right side put the casing in the top surface intermediate position and all seted up the arc adjustment tank, left side put the casing in top surface intermediate position and the right side put the casing in the top surface be located the arc adjustment tank position and have a bellied integrative structure arc deflector down, the inboard arc face of arc deflector seted up lower extreme open-ended arc screw thread adjustment tank.
Put the casing on a left side and put the arc adjustment tank on the casing on the right side and pass through fixed connection and form circular flexible hole in main casing body top, put the arc deflector on casing and the casing of putting on the right side and pass through fixed connection and form one and indulge and put the stand pipe in main casing body inside.
The circular telescopic hole and the longitudinal guide pipe are internally inserted with an external control rod, and the outer side surface of the external control rod is positioned at the arc-shaped thread adjusting groove and is provided with an external thread adjusting sleeve with an integrated structure.
The inner closing device comprises a longitudinal guide plate movably inserted in the inner guide frame, lateral linkage supports fixedly arranged on the outer walls of two sides of the longitudinal guide plate, an arc-shaped closing plate fixed at the lower end of the lateral linkage supports and a longitudinal elastic buffer mechanism fixed in the lateral linkage supports.
And an arc-shaped conveying opening matched with the arc-shaped closed plate is formed in the outer side surface of the upper end of the lateral conveying pipe.
Lateral conveying pipe lateral surface be located main casing body inside end and seted up annular internal thread assembly groove, the internal thread adapter sleeve control lateral conveying pipe and main casing body fixed connection on annular internal thread assembly groove through the screw thread cup joint.
The lateral linkage support and the arc-shaped closed plate are internally provided with internal assembly ports communicated with each other, and the longitudinal elastic buffer mechanism comprises a longitudinal buffer cylinder body fixed in the internal assembly ports, an internal buffer spring fixed in the longitudinal buffer cylinder body and an internal buffer block fixed in the longitudinal buffer cylinder body.
And inclined assembly surfaces are arranged between the outer side surface of the arc-shaped closed plate and the inner side connecting surface of the arc-shaped conveying port.
The lateral delivery pipe lateral surface is located the main casing body outside and is connected the face and have outside flange seal dish.
The invention has the beneficial effects that:
(1) the quick-release safety control mechanism for the valve body is formed by fixing a split type shell through bolts, the inner closing devices are assembled by matching inner guide frames and arc-shaped guide plates on the inner side surfaces of a left shell and a right shell, and the arc-shaped conveying openings are controlled to be opened and closed by lifting the inner closing devices, so that the structural requirement of the sealing structure of the valve body on the inner wall is reduced, the valve body is convenient to assemble and disassemble, the later-stage use cost is reduced, and the application range is very wide;
(2) the lateral conveying pipe is fixed inside the lateral assembling hole through the internal thread fastening sleeve, so that the installation is convenient, the local replacement can be realized once the lateral conveying pipe is damaged, and the maintenance difficulty is greatly reduced;
(3) a longitudinally-arranged elastic buffer mechanism for eliminating the water hammer effect is arranged in the lateral linkage support, and the integration degree is improved through a built-in design, so that the functionality and the safety are greatly enhanced, and the structure is more compact;
(4) through putting the casing on a left side and putting the inside guide frame of casing and right side and splicing mutually with the arc-shaped guide plate, can form screw thread regulation and guiding mechanism in main casing body inside, can directly cooperate with current control lever, make things convenient for the dismouting.
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 schematic view of the construction of the internal closure device of 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 that fig. 2 and fig. 3 show is with quick detach formula safety control mechanism, including the main casing body and side direction conveyer pipe 1, the main casing body is put casing 2 and the left casing 3 of putting the open-ended on the right side by the open-ended on the left side and is passed through bolt fixed mounting and constitute, put casing 2 left side outer wall on a left side and put casing 3 right side outer wall on the right side and all seted up side direction pilot hole 4, it is located the inside guide frame 5 of open end fixedly connected with body structure to put casing 2 medial surface and put 3 medial surfaces of casing on the right side, inside sliding connection has inside closing device of inside guide frame 5, main casing internal portion is provided with the internal thread fastening cover 6 that is used for fixed side direction conveyer pipe 1.
Example (b): people insert side direction conveyer pipe 1 into side direction pilot hole 4 earlier, then through internal thread adapter sleeve 6 with its fixed mounting, then will indulge and put deflector 12 and insert inside guide frame 5 in, put casing 2 and the right side casing 3 fixed connection of putting through the bolt with a left side, utilize to indulge and put the stand pipe and assemble outside control lever 10, inside arc screw thread adjustment tank 9 and external screw thread adjustment sleeve 11 screw-thread engagement.
Further, for the installation of cooperation external control mechanism and regulation, put casing 2 internal top surface intermediate position and put casing 3 internal top surface intermediate position on the right side and all seted up arc adjustment tank 7, put casing 2 internal top surface intermediate position and put casing 3 internal top surface on the right side on the left side and be located arc adjustment tank 7 position and have arc deflector 8 of bellied body structure downwards, lower extreme open-ended arc screw thread adjustment tank 9 has been seted up to the inboard arc face of arc deflector 8, furtherly, for cooperation installation and direction, put casing 2 and put arc adjustment tank 7 on the casing 3 on the right side and form circular flexible hole through fixed connection at main casing body top, put casing 2 and put arc deflector 8 on the casing 3 on the right side and indulge the stand pipe through fixed connection at the inside formation of main casing.
Further, for the cooperation external control, the circular flexible hole with indulge and put the inside grafting of deflector tube and have outside control lever 10, outside control lever 10 lateral surface is located arc screw thread adjusting groove 9 position and has integrative structure external screw thread adjusting collar 11, and further, for the cooperation control, inside closing device is including the activity grafting in inside guide frame 5 indulges and put deflector 12, fixed mounting indulges the side direction linkage support 13 on putting deflector 12 both sides outer wall, fix arc closing plate 14 at side direction linkage support 13 lower extreme and fix and indulge the elastic buffer mechanism of putting inside side direction linkage support 13.
Example (b): the longitudinal guide plate 12 is inserted into the external thread adjusting sleeve 11 through a movable assembling head at the top and is movably connected with the external thread adjusting sleeve 11.
Further, in order to match opening and closing and internal transmission, an arc-shaped conveying opening 15 matched with the arc-shaped closing plate 14 is formed in the outer side face of the upper end of the lateral conveying pipe 1.
Further, for the cooperation screw assembly fixed, lateral conveying pipe 1 lateral side is located main casing internal side and has seted up annular internal thread assembly groove 16, internal thread adapter sleeve 6 controls lateral conveying pipe 1 and main casing fixed connection on annular internal thread assembly groove 16 through the screw cup joint, and further, for promoting the security, the inside assembly mouth 17 that is linked together is seted up to lateral linkage support 13 and arc closed plate 14 inside, indulge and put elastic buffer mechanism including fixing the vertical buffering cylinder body 18 in internal assembly mouth 17, fix the inside buffer spring 19 in vertical buffering cylinder body 18 inside and fix the inside buffer block 20 in vertical buffering cylinder body 18 inside.
Further, in order to improve the assembly sealing performance and reduce the requirement on the machining precision, inclined assembly surfaces are arranged between the outer side surfaces of the arc-shaped closing plates 14 and the inner side connecting surfaces of the arc-shaped conveying ports 15, and further, in order to improve the sealing performance of the assembly ends, the outer side surfaces of the lateral conveying pipes 1 are provided with outer flange sealing discs 21 on the outer side connecting surfaces of the main shell.
The quick-release safety control mechanism for the valve body is formed by fixing a split type shell through bolts, the inner guide frame 5 and the arc-shaped guide plate 8 on the inner side surfaces of the left shell 2 and the right shell 3 are matched with an inner closing device for assembly, and the arc-shaped conveying port 15 is controlled to be opened and closed through the lifting of the inner closing device, so that the structural requirement of a valve body sealing structure on the inner wall is reduced, the valve body sealing structure is convenient to assemble and disassemble, the later-stage use cost is reduced, and the application range is very wide; the lateral conveying pipe 1 is fixed inside the lateral assembling hole 4 through the internal thread fastening sleeve 6, so that the installation is convenient, the local replacement can be realized once the lateral conveying pipe is damaged, and the maintenance difficulty is greatly reduced; a longitudinally-arranged elastic buffer mechanism for eliminating the water hammer effect is arranged in the lateral linkage support 13, and the integration degree is improved through a built-in design, so that the functionality and the safety are greatly enhanced, and the structure is more compact; through putting casing 2 and the right side inside guide frame 5 of putting casing 3 and splicing mutually with arc deflector 8, can form screw thread regulation and guiding mechanism in main casing internal portion, can be direct with current control lever cooperation, make things convenient for the dismouting.
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 (10)
1. The utility model provides a valve body is with quick detach formula safety control mechanism, includes main casing body and side direction conveyer pipe (1), characterized by: the main casing body put casing (2) and left side by right side open-ended left side and put casing (3) and constitute through bolt fixed mounting in the right side, a left side put on casing (2) left side outer wall and put casing (3) right side outer wall on the right side and all seted up side direction pilot hole (4), a left side put casing (2) medial surface and put casing (3) medial surface in the right side and be located the inside guide frame (5) of open end fixedly connected with body structure, inside sliding connection have inside closing device inside guide frame (5), main casing body inside be provided with internal thread fastening cover (6) that are used for fixed side direction conveyer pipe (1).
2. The quick release safety control mechanism for a valve body according to claim 1, wherein: put casing (2) internal top surface intermediate position and put casing (3) on the right side in the left side top surface intermediate position all seted up arc adjustment tank (7), the left side put casing (2) internal top surface intermediate position and put casing (3) on the right side in the top surface be located arc adjustment tank (7) position and have arc deflector (8) of bellied body structure downwards, arc deflector (8) inboard arc face seted up lower extreme open-ended arc thread adjustment tank (9).
3. The quick release safety control mechanism for a valve body according to claim 2, wherein: put arc adjustment tank (7) on casing (2) and the casing (3) of putting on the right side and pass through fixed connection and form circular flexible hole in main casing body top, put arc deflector (8) on casing (2) and the casing (3) of putting on the right side on a left side and pass through fixed connection and form one and indulge and put the stand pipe in main casing body inside.
4. A quick release safety control mechanism for a valve body as claimed in claim 3, wherein: the circular telescopic hole and the longitudinal guide pipe are internally inserted with an external control rod (10), and the outer side surface of the external control rod (10) is provided with an external thread adjusting sleeve (11) with an integrated structure at the position of the arc thread adjusting groove (9).
5. The quick release safety control mechanism for a valve body according to claim 4, wherein: the internal closing device comprises a longitudinal guide plate (12) movably inserted in the internal guide frame (5), lateral linkage supports (13) fixedly installed on the outer walls of two sides of the longitudinal guide plate (12), an arc-shaped closing plate (14) fixed at the lower end of the lateral linkage supports (13) and a longitudinal elastic buffer mechanism fixed in the lateral linkage supports (13).
6. The quick release safety control mechanism for a valve body according to claim 5, wherein: an arc-shaped conveying opening (15) matched with the arc-shaped closed plate (14) is formed in the outer side face of the upper end of the lateral conveying pipe (1).
7. The quick release safety control mechanism for a valve body according to claim 5, wherein: lateral conveying pipe (1) lateral surface be located main casing internal end and seted up annular internal thread assembly groove (16), internal thread adapter sleeve (6) control lateral conveying pipe and main casing fixed connection on annular internal thread assembly groove (16) through the screw cup joint.
8. The quick release safety control mechanism for a valve body according to claim 6, wherein: the lateral linkage support (13) and the arc-shaped closing plate (14) are internally provided with internal assembly ports (17) communicated with each other, and the longitudinal elastic buffer mechanism comprises a longitudinal buffer cylinder body (18) fixed in the internal assembly ports (17), an internal buffer spring (19) fixed in the longitudinal buffer cylinder body (18) and an internal buffer block (20) fixed in the longitudinal buffer cylinder body (18).
9. The quick release safety control mechanism for a valve body according to claim 6, wherein: and inclined assembly surfaces are arranged between the outer side surface of the arc-shaped closing plate (14) and the inner side connecting surface of the arc-shaped conveying opening (15).
10. The quick release safety control mechanism for a valve body according to claim 6, wherein: the outer side surface of the lateral delivery pipe (1) is provided with an external flange sealing disc (21) on the outer side connecting surface of the main shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110527691.0A CN113217703A (en) | 2021-05-14 | 2021-05-14 | Quick-release safety control mechanism for valve body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110527691.0A CN113217703A (en) | 2021-05-14 | 2021-05-14 | Quick-release safety control mechanism for valve body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113217703A true CN113217703A (en) | 2021-08-06 |
Family
ID=77091826
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110527691.0A Pending CN113217703A (en) | 2021-05-14 | 2021-05-14 | Quick-release safety control mechanism for valve body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113217703A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116336205A (en) * | 2023-05-29 | 2023-06-27 | 江苏世能化工设备有限公司 | Coke oven flue valve with heat exchange adjusting device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205298696U (en) * | 2015-12-18 | 2016-06-08 | 纽威阀门有限公司 | Bivalve lamella cast steel stop valve |
| CN205824195U (en) * | 2016-06-17 | 2016-12-21 | 嵊州市龙威阀门有限公司 | A kind of Double-clack stop valve |
| CN208024859U (en) * | 2018-01-18 | 2018-10-30 | 江苏鼎晟阀门有限公司 | Special stop valve for chlorine gas |
| CN110056661A (en) * | 2018-01-18 | 2019-07-26 | 江苏鼎晟阀门有限公司 | Manual chlorine cast steel stop valve |
| CN110056662A (en) * | 2018-01-18 | 2019-07-26 | 江苏鼎晟阀门有限公司 | Special stop valve for chlorine gas |
| CN209892770U (en) * | 2019-02-19 | 2020-01-03 | 温州市海格阀门有限公司 | Stop valve |
-
2021
- 2021-05-14 CN CN202110527691.0A patent/CN113217703A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205298696U (en) * | 2015-12-18 | 2016-06-08 | 纽威阀门有限公司 | Bivalve lamella cast steel stop valve |
| CN205824195U (en) * | 2016-06-17 | 2016-12-21 | 嵊州市龙威阀门有限公司 | A kind of Double-clack stop valve |
| CN208024859U (en) * | 2018-01-18 | 2018-10-30 | 江苏鼎晟阀门有限公司 | Special stop valve for chlorine gas |
| CN110056661A (en) * | 2018-01-18 | 2019-07-26 | 江苏鼎晟阀门有限公司 | Manual chlorine cast steel stop valve |
| CN110056662A (en) * | 2018-01-18 | 2019-07-26 | 江苏鼎晟阀门有限公司 | Special stop valve for chlorine gas |
| CN209892770U (en) * | 2019-02-19 | 2020-01-03 | 温州市海格阀门有限公司 | Stop valve |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116336205A (en) * | 2023-05-29 | 2023-06-27 | 江苏世能化工设备有限公司 | Coke oven flue valve with heat exchange adjusting device |
| CN116336205B (en) * | 2023-05-29 | 2024-01-09 | 江苏世能化工设备有限公司 | Coke oven flue valve with heat exchange adjusting device |
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Application publication date: 20210806 |