CN113898757B - High-sealing ball valve easy to assemble and disassemble - Google Patents
High-sealing ball valve easy to assemble and disassemble Download PDFInfo
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- CN113898757B CN113898757B CN202111173080.7A CN202111173080A CN113898757B CN 113898757 B CN113898757 B CN 113898757B CN 202111173080 A CN202111173080 A CN 202111173080A CN 113898757 B CN113898757 B CN 113898757B
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- valve body
- universal joint
- ball valve
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- sprocket
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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
- F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
- F16K5/06—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having spherical surfaces; Packings therefor
- F16K5/0626—Easy mounting or dismounting means
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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
- F16K27/06—Construction of housing; Use of materials therefor of taps or cocks
- F16K27/067—Construction of housing; Use of materials therefor of taps or cocks with spherical plugs
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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
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
- F16K31/0644—One-way valve
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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
- F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
- F16K5/08—Details
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Taps Or Cocks (AREA)
- Valve Housings (AREA)
Abstract
The invention discloses a high-sealing and easy-to-assemble ball valve in the field of ball valve connecting assemblies, which comprises a valve body, a connecting assembly and an electromagnetic assembly, wherein the electromagnetic assembly is arranged on the upper end surface of the valve body, connecting pipes are fixedly arranged on the left end surface and the right end surface of the valve body, the connecting assembly comprises a first connecting head, an action assembly and a linkage assembly, the connecting heads are slidably arranged in the connecting pipes, the first connecting head and the second connecting head are tightly clamped under the control of the action assembly, the problem that the flange joint leaks due to abrasion in the process of disassembling and assembling the traditional ball valve is solved by the structure, and penetrating flanges on the left side and the right side of the ball valve are fixed through bolts and nuts, so that the ball valve is very inconvenient to assemble and disassemble.
Description
Technical Field
The invention relates to the field of ball valve connecting assemblies, in particular to a ball valve which is high in sealing performance and easy to assemble and disassemble.
Background
The valve with the opening and closing part (ball) driven by the valve rod and rotating around the axis of the valve can also be used for regulating and controlling fluid, wherein the hard sealing V-shaped ball valve has strong shearing force between the V-shaped ball core and the metal valve seat of the hard alloy for surfacing, and is especially suitable for mediums containing fiber, tiny solid particles and the like.
In the process of pipeline construction, one side of the ball valve is fixed with a left pipeline through the flange, then the flange is used for being fixed with the right side of the ball valve through the bolt, finally the right pipeline is welded with the flange, at this time, the distance between the flanges on the left side and the right side of the ball valve and the pipeline flange is smaller than the thickness of the gasket, and the pressed gasket is arranged between the flanges on the left side and the right side of the ball valve and the pipeline flange when the ball valve is dismounted for the first time after the pipeline construction is completed, so that the ball valve is very troublesome to dismount, the flange is very easy to wear, the gasket cannot be added between the flanges when the ball valve is mounted at the later stage, the flange is supposed to be worn in the process of dismounting and mounting, the flange joint is leaked, and the penetrating flanges on the left side and the right side of the ball valve are all fixed through the bolts and nuts, so that the ball valve is very inconvenient to mount and dismount.
Therefore, the invention provides a ball valve with high sealing performance and easy disassembly and assembly, so as to solve the problems in the prior art.
Disclosure of Invention
The invention aims to provide a ball valve which is high in sealing performance and easy to assemble and disassemble, so that the problems in the background technology are solved.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the utility model provides a ball valve of high sealed and easy dismouting, includes valve body, coupling assembling and electromagnetic assembly, electromagnetic assembly is installed to the up end of valve body, the equal fixed mounting of left end face and right-hand member face of valve body has the connecting pipe, coupling assembling includes first connector, action subassembly and linkage subassembly, connector slidable mounting is in the connecting pipe, closely block through action subassembly control first connector and second connector.
As a further scheme of the invention: the first connector comprises a sliding tube, a first convex ring and a contact plate, a second convex ring is fixedly arranged in the connecting tube, the sliding tube is slidably arranged in the middle of the second convex ring, the first convex ring is fixedly arranged at one end of the sliding tube, which faces the middle of the valve body, the contact plate is fixedly arranged at one end of the sliding tube, which is far away from the first convex ring, the second connector comprises a pipeline and a clamping head, the clamping head is fixedly arranged at one end of the pipeline, which faces the valve body, the clamping head is clamped with the contact plate, in the embodiment, a first gasket is arranged between the second convex ring and the second convex ring, a second gasket is arranged in an inner cavity of the clamping head and moves towards the clamping head through an action assembly, the first convex ring moves towards the second convex ring and extrudes the first gasket, and the contact head can enter the clamping head to extrude the second gasket, so that the valve body and the pipeline can be connected.
As still further aspects of the invention: the first convex ring inner cavity is rectangular, the left side of the contact plate is regarded as an octagon, the left side of the inner cavity of the clamping head is regarded as an octagon, and the valve body can face eight opposite directions when the valve body is connected with a pipeline through the connecting assembly, so that the valve body angle is selected according to different conditions.
As still further aspects of the invention: the left-right length of the sliding tube is greater than that of the second convex ring, the sliding tube can slide in the second convex ring, and the contact plate can be separated from the clamping heads, so that the valve body can be separated from the left clamping head and the right clamping head.
As still further aspects of the invention: the action subassembly includes support arm, slide and screw rod, the preceding terminal surface and the rear end face fixed mounting of valve body have the mounting bracket, the screw rod rotates and installs in the middle of the rotating turret, slide and screw rod threaded connection, the left end face and the right end face fixed mounting of slide have first connecting key, the slide rotates through first connecting key and is connected with the support arm, the contact plate is towards the fixed mounting of one end of valve body has the second connecting key, the one end that first connecting key was kept away from to the support arm and second connecting key rotate to be connected, just can control the slide and slide on the screw rod through rotating the screw rod, and the slip reverse through the rotation of screw rod just can control the slide, will drive the support arm and slide one end that is connected towards the valve body when the slide slides towards the valve body, and will strut the contact plate at this moment, and the support arm can promote the contact plate and keep away from the valve body, and the slide will drive the support arm and slide one end that is connected together and keep away from the valve body, and will contact plate will be pulled the contact plate towards the valve body at this moment, just so can reach the control two contact plate expansion or shrink effect, and we can expand the contact plate and make the contact plate get away from the card and draw-in order to dismantle the contact plate when we need to make the card to get away from the contact plate when installing in the card head.
As still further aspects of the invention: the linkage assembly comprises a connecting frame, a first sprocket, a second sprocket, a first universal joint, a second universal joint and a third universal joint, wherein the connecting frame is fixedly arranged at the lower end of the mounting frame, a round hole is formed in the lower end of the connecting frame, the second sprocket is rotatably arranged in the round hole at the lower end of the connecting frame, the first sprocket is fixedly arranged at the rear side of the screw rod, the first sprocket and the second sprocket are driven by a chain, the second sprocket is fixedly arranged at one end of the second sprocket, which faces the valve body, a rotary key is fixedly arranged at the lower end of the valve body, a round hole is formed in the front end face and the rear end face of the rotary key, the third universal joint is rotatably arranged in the round hole formed in the rotary key, the front end and the rear end of the third universal joint are rotatably connected with the front first universal joint through the second universal joint, the screw rod in front of the valve body is supposed to rotate at the moment, the second sprocket is driven by the first sprocket, the first universal joint is driven by the first universal joint, the second universal joint is driven by the first universal joint, the first universal joint is driven by the second universal joint is driven by the first universal joint, and the side is driven by the first universal joint through the side.
As still further aspects of the invention: the screw rod is kept away from one end fixed mounting of valve body and has been stamped the lug, rectangular channel has been seted up to the right-hand member face of lug, slidable mounting has the fixture block in the rectangular channel, the one end fixed mounting of fixture block orientation rectangular channel has the spring, the one end and the inner fixed connection of rectangular channel of fixture block are kept away from to the spring, just can overlap the knob on the lug when we need rotate the screw rod, then carry out spacingly to the lug through the fixture block, then just can dismantle the knob at the in-process that the valve body used we.
Advantageous effects
Compared with the prior art, the invention has the beneficial effects that:
through the left and right sides installation connecting pipe at the valve body, sliding mounting has the sliding tube in the connecting pipe, the contact plate is installed to one side that the sliding tube kept away from the valve body, and one side fixed mounting that the pipeline was towards the valve body has the block head, block head and contact plate are the block connection, when we need install the valve body in the pipeline, only need expand through the contact plate of action subassembly control valve body left and right sides, make the contact plate card go into in the block head, then install valve body and pipeline through contact plate and block head extrusion, we can shrink the contact plate when dismantling, just so can not cause the condition of contact plate wearing and tearing, and can also increase the second gasket between contact plate and block head, increase first gasket between first bulge loop and the second bulge loop, guaranteed the sealing performance of valve body after the installation is accomplished, only need rotate the screw rod when installation and dismantlement, the contact plate expansion or shrink of left and right sides just can be controlled through the screw rod, it is also simpler and more convenient to use.
Drawings
FIG. 1 is a schematic elevational view of the general structure of the present invention;
FIG. 2 is a schematic view of the overall structure of the present invention;
FIG. 3 is a schematic view of a connecting pipe portion according to the present invention;
FIG. 4 is a schematic cross-sectional view of a connecting pipe portion according to the present invention;
FIG. 5 is a schematic view of a linkage assembly according to the present invention;
FIG. 6 is a schematic view of a mounting frame portion of the present invention;
FIG. 7 is a schematic view of an exploded view of a portion of the mounting bracket of the present invention;
FIG. 8 is a schematic top view of a bump according to the present invention;
fig. 9 is a schematic view of a knob according to the present invention.
In the figure: the device comprises a 1-valve body, a 2-electromagnetic assembly, a 3-connecting pipe, a 4-sliding pipe, a 5-first convex ring, a 6-contact plate, a 7-second convex ring, an 8-pipeline, a 9-clamping head, a 10-first gasket, a 11-second gasket, a 12-supporting arm, a 13-sliding plate, a 14-screw rod, a 15-mounting frame, a 16-first connecting key, a 17-second connecting key, a 18-connecting frame, a 19-first sprocket, a 20-second sprocket, a 21-first universal joint, a 22-second universal joint, a 23-third universal joint, a 24-rotating key, a 25-convex block, a 26-rectangular groove, a 27-clamping block and a 28-spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Referring to fig. 1 to 9, in an embodiment of the invention, a ball valve with high sealing performance and easy disassembly and assembly comprises a valve body 1, a connecting component and an electromagnetic component 2, wherein the electromagnetic component 2 is installed on the upper end surface of the valve body 1, a connecting pipe 3 is fixedly installed on the left end surface and the right end surface of the valve body 1, the connecting component comprises a first connecting head, an action component and a linkage component, the connecting head is slidably installed in the connecting pipe 3, and the first connecting head and the second connecting head are tightly clamped through the action component.
In this embodiment, the first connector includes the sliding tube 4, first bulge loop 5 and contact plate 6, fixed mounting has second bulge loop 7 in the connecting tube 3, sliding tube 4 slidable mounting is in the middle of second bulge loop 7, sliding tube 4 is towards the one end fixed mounting in the middle of the valve body 1 has first bulge loop 5, sliding tube 4 is kept away from the one end fixed mounting of first bulge loop 5 has contact plate 6, the second connector includes pipeline 8 and block head 9, pipeline 8 is towards the one end fixed mounting of valve body 1 has block head 9, block head 9 and contact plate 6 block, in this embodiment, first gasket 10 has been placed between second bulge loop 7 and the second bulge loop 7, block head 9 inner chamber has placed second gasket 11 and has moved towards block head 9 through action subassembly control contact head and sliding tube 4, first bulge loop 5 will be moved and extrude towards second bulge loop 7, and the valve body will get into block head 9 and extrude second gasket 11, in so can be connected 1 and pipeline 8.
In this embodiment, the inner cavity of the first convex ring 5 is rectangular, the left side of the contact plate 6 is considered to be octagonal, the left side of the inner cavity of the clamping head 9 is considered to be octagonal, the valve body 1 can face eight opposite directions when the valve body 1 and the pipeline 8 are connected through the connecting assembly, and the angle of the valve body 1 is selected according to different conditions.
In this embodiment, the left-right length of the sliding tube 4 is greater than the left-right length of the second convex ring 7, so that the sliding tube 4 can slide in the second convex ring 7, and the contact plate 6 can be disengaged from the engaging heads 9, so that the valve body 1 can be separated from the left and right engaging heads 9.
In this embodiment, the action assembly includes support arm 12, slide 13 and screw rod 14, the preceding terminal surface and the rear end face fixed mounting of valve body 1 have mounting bracket 15, screw rod 14 rotates and installs in the middle of the rotating turret, slide 13 and screw rod 14 threaded connection, slide 13's left end face and right-hand member face fixed mounting have first attach key 16, slide 13 is connected with support arm 12 through first attach key 16 rotation, the one end fixed mounting of contact plate 6 towards valve body 1 has second attach key 17, the one end that support arm 12 kept away from first attach key 16 and second attach key 17 rotate and be connected, slide 13 slides on screw rod 14 through rotating screw rod 14, the slip reverse of slide 13 can be controlled through the rotation reverse of screw rod 14, will drive support arm 12 and slide 13 and be connected one end towards valve body 1 when slide 13 slides towards valve body 1, support arm 12 will prop up contact plate 6 at this moment, when slide 13 keeps away from valve body 1, slide 13 will drive support arm 12 and slide 13 one end that slide 13 is connected together keep away from valve body 1, support arm 12 and slide 6, support plate 12 will be kept away from valve body 1 towards valve body 1, the contact plate 6 is drawn towards control plate 6 and can be drawn the card 6 in order to close the effect when the contact plate 6 is opened in order to make contact plate 6 expansion, the contact plate 9 is convenient when we can be opened and the contact plate 6 is opened and opened, the contact plate is opened and closed.
In this embodiment, the linkage subassembly includes link 18, first sprocket 19, second sprocket 20, first universal joint 21, second universal joint 22 and third universal joint 23, link 18 has been seted up to the lower extreme fixed mounting of mounting bracket 15, the round hole has been seted up to the lower extreme of link 18, second sprocket 20 rotates and installs in the round hole of link 18 lower extreme, the rear side fixed mounting of screw rod 14 has first sprocket 19, carry out the transmission through the chain between first sprocket 19 and the second sprocket 20, the one end fixed mounting of second sprocket 20 towards valve body 1 has first universal joint 21, the lower extreme fixed mounting of valve body 1 has rotary joint 24, the preceding terminal surface of rotary joint 24 and rear end face offer the round hole of intercommunication, third universal joint 23 rotates and installs in the round hole of rotary joint 24, the front end and the rear end of third universal joint 23 all are connected with the rotation of two first universal joint 21 through second universal joint 22, the screw rod 14 in the front of valve body 1 is assumed to rotate this moment, screw rod 14 in front of valve body 1 will drive second sprocket 19 through first sprocket 19, the second sprocket 20 drives the second sprocket 20, the universal joint 21 is driven by the universal joint 21 is driven to the second sprocket 22, the universal joint 21 is driven to the side of second universal joint 22, the universal joint 22 can be driven to the side of second side, the universal joint 22 is driven to drive the universal joint 22 to rotate, and then, the universal joint 22 can be rotated by the side 21 is driven to drive the universal joint 22, the side.
In this embodiment, one end of the screw 14 far away from the valve body 1 is fixedly provided with a bump 25, the right end face of the bump 25 is provided with a rectangular groove 26, a clamping block 27 is slidably installed in the rectangular groove 26, one end of the clamping block 27 facing the rectangular groove 26 is fixedly provided with a spring 28, one end of the spring 28 far away from the clamping block 27 is fixedly connected with the inner end of the rectangular groove 26, when the screw 14 needs to be rotated, a knob can be sleeved on the bump 25, then the bump 25 is limited through the clamping block 27, and then the knob can be detached in the use process of the valve body 1.
The working principle of the invention is as follows:
when the valve body 1 is installed, firstly, a lifting device is needed to lift the whole valve body 1, then the contact plates 6 on the left side and the right side of the valve body 1 are aligned with the inner cavity of the clamping head 9, then, a knob can be sleeved on the convex block 25 of the front side screw 14 or the rear side screw 14 of the valve body 1 of the screw rod 14, a clamping block 27 clamps the knob on the convex block 25, then, the screw rod 14 can be rotated through the knob, when the screw rod 14 rotates, the sliding plate 13 can slide forwards or backwards on the screw rod 14, at the moment, the sliding plate 13 is needed to slide on the screw rod 14 towards the valve body 1, when the front end or the rear end of the valve body 1 rotates, the second sprocket wheel 20 is driven by the first sprocket wheel 19 through the first universal joint 21 and the second universal joint 22, the third universal joint 23 is driven by the second sprocket wheel 20, so that when one screw rod 14 rotates, the two screw rods 14 are synchronously rotated, the two sliding plates 13 on the front and the rear screw rod 14 are both moved towards the valve body 25, when the screw rod 14 moves towards the screw rod 14, the sliding plate 13 moves forwards or backwards on the screw rod 14, the connecting plate 13 is driven by the connecting plate 12 to slide towards the screw rod 14, the first end is pushed by the supporting arm 12, the sliding plate 6 is contacted with the second end of the first sprocket wheel, the second sprocket wheel is contacted with the inner cavity 10, the second sprocket wheel is contacted with the second sprocket wheel 11, the second sprocket wheel is contacted with the inner cavity 6, the first sprocket wheel is contacted with the supporting arm 6, the first sprocket wheel is contacted with the second sprocket wheel 5, the second sprocket wheel is contacted with the inner cavity of the first sprocket wheel, and the first sprocket wheel is contacted with the valve body, and the second end, and the valve body 11, and finally, and the valve body 5 is contacted with the second end, and the valve body 5, and then contact pad is contacted with the first side 6, and contact pad 5; when the valve body 1 needs to be disassembled, the knob and the protruding block 25 need to be installed again, then the screw 14 is rotated through the knob, at the moment, the sliding plate 13 needs to slide in the reverse direction away from the valve body 1, the two same screws 14 can synchronously rotate, the two sliding plates 13 simultaneously slide in the reverse direction away from the valve body 1, when the sliding plate 13 slides, the supporting arm 12 is driven to move together with the end connected with the sliding plate 13, at the moment, the supporting arm 12 is driven to move in the reverse direction towards the valve body 1, the contact plate 6 is separated from the clamping head 9, the first protruding ring 5 is separated from the second protruding ring 7, the first gasket 10 between the first protruding ring 5 and the second protruding ring 7 is not extruded, and when the contact plate 6 is separated from the clamping head 9, the valve body 1 can be disassembled from the middle of the pipeline 8, so that the operation is more convenient.
Claims (7)
1. The utility model provides a ball valve of high sealed and easy dismouting, includes valve body (1), coupling assembling and electromagnetic component (2), its characterized in that: an electromagnetic assembly (2) is arranged on the upper end face of the valve body (1), connecting pipes (3) are fixedly arranged on the left end face and the right end face of the valve body (1), each connecting assembly comprises a first connecting head, an action assembly and a linkage assembly, the connecting heads are slidably arranged in the connecting pipes (3), and the action assembly controls the first connecting heads to be tightly clamped with the second connecting heads;
the first connector comprises a sliding tube (4), a first convex ring (5) and a contact plate (6), a second convex ring (7) is fixedly installed in the connecting tube (3), the sliding tube (4) is slidably installed in the middle of the second convex ring (7), the first convex ring (5) is fixedly installed at one end of the sliding tube (4) in the middle of the valve body (1), the contact plate (6) is fixedly installed at one end of the sliding tube (4) far away from the first convex ring (5), the second connector comprises a pipeline (8) and a clamping head (9), the clamping head (9) is fixedly installed at one end of the pipeline (8) in the middle of the valve body (1), and the clamping head (9) is clamped with the contact plate (6).
2. The high seal and easy-to-disassemble ball valve as in claim 1, wherein: a first gasket (10) is arranged between the second convex ring (7) and the second convex ring (7), and a second gasket (11) is arranged in the inner cavity of the clamping head (9).
3. The high seal and easy-to-disassemble ball valve as in claim 1, wherein: the inner cavity of the first convex ring (5) is rectangular, the left side of the contact plate (6) is considered to be octagonal, and the left side of the inner cavity of the clamping head (9) is considered to be octagonal.
4. The high seal and easy-to-disassemble ball valve as in claim 1, wherein: the left-right length of the sliding tube (4) is longer than the left-right length of the second convex ring (7).
5. The high seal and easy-to-disassemble ball valve as in claim 1, wherein: the action assembly comprises a supporting arm (12), a sliding plate (13) and a screw rod (14), wherein a mounting frame (15) is fixedly mounted on the front end face and the rear end face of the valve body (1), the screw rod (14) is rotatably mounted in the middle of the rotating frame, the sliding plate (13) is in threaded connection with the screw rod (14), a first connecting key (16) is fixedly mounted on the left end face and the right end face of the sliding plate (13), the sliding plate (13) is rotatably connected with the supporting arm (12) through the first connecting key (16), a second connecting key (17) is fixedly mounted on one end, facing the valve body (1), of the contact plate (6), and one end, far away from the first connecting key (16), of the supporting arm (12) is rotatably connected with the second connecting key (17).
6. The high seal and easy-to-disassemble ball valve as in claim 5, wherein: the linkage assembly comprises a connecting frame (18), a first sprocket (19), a second sprocket (20), a first universal joint (21), a second universal joint (22) and a third universal joint (23), wherein the lower end of the mounting frame (15) is fixedly provided with the connecting frame (18), the lower end of the connecting frame (18) is provided with a round hole, the second sprocket (20) is rotationally installed in the round hole at the lower end of the connecting frame (18), the first sprocket (19) is fixedly installed at the rear side of the screw (14), the first sprocket (19) and the second sprocket (20) are in transmission through a chain, the second sprocket (20) is fixedly installed with the first universal joint (21) towards one end of the valve body (1), the lower end of the valve body (1) is fixedly provided with a rotary key (24), the front end face and the rear end face of the rotary key (24) are provided with round holes in a communicating mode, and the third universal joint (23) is rotationally installed in the round holes in the rotary key (24), and the front end of the third universal joint (23) and the rear end of the second universal joint (21) are connected with the first universal joint (21).
7. The high seal and easy-to-disassemble ball valve as in claim 5, wherein: one end of the screw rod (14) far away from the valve body (1) is fixedly provided with a lug (25), the right end face of the lug (25) is provided with a rectangular groove (26), a clamping block (27) is slidably arranged in the rectangular groove (26), one end of the clamping block (27) facing the rectangular groove (26) is fixedly provided with a spring (28), and one end of the spring (28) far away from the clamping block (27) is fixedly connected with the inner end of the rectangular groove (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111173080.7A CN113898757B (en) | 2021-10-08 | 2021-10-08 | High-sealing ball valve easy to assemble and disassemble |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111173080.7A CN113898757B (en) | 2021-10-08 | 2021-10-08 | High-sealing ball valve easy to assemble and disassemble |
Publications (2)
| Publication Number | Publication Date |
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| CN113898757A CN113898757A (en) | 2022-01-07 |
| CN113898757B true CN113898757B (en) | 2023-06-27 |
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| CN108825849A (en) * | 2018-06-26 | 2018-11-16 | 哈尔滨智泓科技服务有限公司 | A kind of valve protection mechanism |
| CN210106650U (en) * | 2019-04-22 | 2020-02-21 | 江苏赛诺威尔机械有限公司 | Prevent leaking hard seal ball valve for high temperature convenient to installation |
| CN210600253U (en) * | 2019-07-24 | 2020-05-22 | 上海亚核阀业成套有限公司 | Half-wrapped vacuum ball valve convenient to mount and dismount |
| CN210739501U (en) * | 2019-07-24 | 2020-06-12 | 永嘉县开球阀门有限公司 | High-sealing ball valve easy to assemble and disassemble |
| CN110274048A (en) * | 2019-08-06 | 2019-09-24 | 镇江市神龙电器管件有限公司 | A kind of integral hot melting ball valve |
| CN211203041U (en) * | 2019-12-16 | 2020-08-07 | 上海金钢自控阀门有限公司 | Long-life easy dismouting pneumatic ball valve |
| CN111795173A (en) * | 2020-07-15 | 2020-10-20 | 上海冠隆阀门机械有限公司 | Silicone-proof stainless steel ball valve |
| CN112283385A (en) * | 2020-11-03 | 2021-01-29 | 安徽龙泽实业有限公司 | Aluminum quick-assembling pneumatic three-piece ball valve |
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| CN113898757A (en) | 2022-01-07 |
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