CN221097513U - Lever chain-locking gate valve - Google Patents
Lever chain-locking gate valve Download PDFInfo
- Publication number
- CN221097513U CN221097513U CN202323025327.8U CN202323025327U CN221097513U CN 221097513 U CN221097513 U CN 221097513U CN 202323025327 U CN202323025327 U CN 202323025327U CN 221097513 U CN221097513 U CN 221097513U
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- China
- Prior art keywords
- valve body
- plate
- sliding
- sealing
- blind plate
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- 238000007789 sealing Methods 0.000 claims abstract description 88
- 238000004140 cleaning Methods 0.000 claims description 38
- 230000000694 effects Effects 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Sliding Valves (AREA)
- Details Of Valves (AREA)
Abstract
The utility model discloses a lever chain buckle type gate valve, which comprises a valve body, wherein an air cylinder is arranged outside the valve body, a sliding plate is vertically inserted in the valve body, the air cylinder is in driving connection with the sliding plate, a sealing blind plate is vertically arranged on one side of the sliding plate, the sealing blind plate and the sliding plate are mutually parallel and aligned, the sealing blind plate is vertically inserted in the valve body, the sealing blind plate is movably connected with the sliding plate, the sliding plate is further enabled to move while the sealing blind plate is driven to move in the valve body, a lever chain buckle is obliquely arranged at the joint between the sealing blind plate and the sliding plate, one end of the lever chain buckle is movably connected with the side edge of the sealing blind plate, the other end of the lever chain buckle is movably connected with the side edge of the sliding plate, sealing blind plate limiting blocks are arranged on two sides of the interior of the valve body, the sealing blind plate limiting blocks are positioned at the bottom ends of the sealing blind plate, and one side of the sealing blind plate limiting blocks is provided with blind plate anti-collision columns.
Description
Technical Field
The utility model relates to the field of gate valves, in particular to a lever chain buckle type gate valve.
Background
The gate valve is a shutter, the moving direction of the shutter is vertical to the fluid direction, the gate valve can only be fully opened and fully closed, the gate valve cannot be regulated and throttled, the gate valve is sealed by contacting the valve seat with the shutter, the sealing surface can be welded with metal materials to increase wear resistance generally, such as welding, stainless steel and the like, the shutter is provided with a rigid shutter and an elastic shutter, the gate valve is divided into the rigid gate valve and the elastic gate valve according to the difference of the shutters, and the traditional gate valve is connected with the valve body through threads when the traditional gate valve is opened and closed. Therefore, although the valve rod and the valve body are in threaded connection, labor is wasted when the valve rod and the valve body are opened or closed, the phenomenon of clamping or thread sliding is easy to occur after the valve rod is used for a long time, the valve rod is not easy to rotate by a worker, the valve is opened or closed, the sealing performance of the gate valve is easy to cause leakage, and the lever chain type gate valve is provided.
Disclosure of utility model
The utility model aims to overcome the defects of the prior art and provides a technical scheme capable of solving the problems.
The lever chain buckle type gate valve comprises a valve body, the valve body is outside to be provided with the cylinder, and the inside vertical cartridge of valve body has the slide to drive between cylinder and the slide and be connected, and then drive the slide through the cylinder and reciprocate in the valve body inside, one side of slide is vertical to be provided with sealed blind plate, and is parallel to each other and align between sealed blind plate and the slide, sealed blind plate is vertical cartridge in the valve body inside, and carries out swing joint between sealed blind plate and the slide, and then drives sealed blind plate and remove in the valve body inside when making the slide remove, junction slant between sealed blind plate and the slide is provided with lever chain buckle, and the one end of lever chain buckle carries out swing joint with the side of sealed blind plate to the other end of lever chain buckle carries out swing joint with the side of slide, the both sides department of the inside of valve body all is provided with sealed blind plate stopper, and sealed blind plate stopper is located the bottom department of sealed blind plate, and one side of sealed blind plate stopper is provided with blind plate post anticollision.
Preferably, the bottom end of the sliding plate is vertically provided with a cleaning ring support, the middle position of the cleaning ring support is provided with a cleaning ring, and the cleaning ring support and the sliding plate move in the same direction; the back of the outer part of the valve body is provided with a valve body opening, and the valve body opening penetrates through the valve body.
Preferably, sliding guide rails are vertically arranged on two sides of the interior of the valve body, the sealing blind plates are positioned between the sliding guide rails, and the sliding plates are in sliding fit with the sliding guide rails; slide plate bearing pulleys are movably arranged on two sides of the slide plate, the slide plate bearing pulleys are in sliding fit with the slide guide rail, the slide plate slides on the slide guide rail through the slide plate bearing pulleys, and slide plate limit bearings are arranged on two sides of the front surface of the slide plate; the cleaning ring support is characterized in that cleaning ring pulleys are movably arranged on two sides of the cleaning ring support, the cleaning ring pulleys are in sliding fit with the sliding guide rail, and the cleaning ring support slides on the sliding guide rail through the cleaning ring pulleys.
Preferably, the bottom of the front surface of the sealing blind plate is transversely provided with a sliding plate limiting seat, the sliding plate limiting seat is connected with the sliding plate, and a sealing blind plate reset spring is arranged at the connection position between the sliding plate limiting seat and the sliding plate.
Preferably, a swing rod is arranged at the joint between the air cylinder and the sliding plate, one end of the swing rod is in driving connection with the air cylinder, a swing rod connecting rod is movably arranged at the other end of the swing rod, and the other end of the swing rod connecting rod is in movable connection with the sliding plate.
Preferably, a swing rod pin is inserted at the connection position between the swing rod and the swing rod connecting rod, and a connecting rod pin is inserted at the connection position between the swing rod connecting rod and the sliding plate.
Preferably, the valve body is provided with a valve body sealing cover in a covering manner, the valve body sealing cover is positioned at the top end of the outside of the valve body, a sealing cover bottom plate is arranged at the joint between the valve body sealing cover and the valve body, and the sealing cover bottom plate is transversely positioned at the top end of the valve body.
Compared with the prior art, the utility model has the beneficial effects that: when the sliding plate drives the sealing blind plate to move downwards to the position of the sealing blind plate limiting block in the valve body, the sealing blind plate is limited through the cooperation between the sealing blind plate limiting block and the blind plate anti-collision column, the cylinder still operates at the moment, the sliding plate is forced to move continuously towards the bottom end direction in the valve body, and then the sealing blind plate is ejected out towards the back of the valve body under the action of lever force of the lever chain buckle, so that when the cylinder moves to the end of the stroke, the sealing blind plate is tightly attached to the inner wall surface of the valve body cavity, and the sealing effect is achieved;
When the cylinder is in reset operation, the sliding plate moves upwards, and the sealing blind plate is separated from the inner wall surface of the valve body cavity under the elastic action of the sealing blind plate reset spring, so that the sealing effect of the sealing blind plate on the valve body is relieved; when the cylinder resets to the end of the stroke, the sliding plate moves towards the top end inside the valve body, so that the cleaning ring support and the cleaning ring move to the opening of the valve body, the cleaning ring is overlapped and communicated with the opening of the valve body, and the valve body achieves the function of opening the valve.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of a lever chain type gate valve;
FIG. 2 is another schematic view of a lever-chain-type gate valve;
fig. 3 is a schematic view of another structure of the lever chain type gate valve.
The figure shows: 1. valve body, 2, cylinder, 3, pendulum rod, 4, pendulum rod connecting rod, 5, pendulum rod pin, 6, connecting rod pin, 7, slide, 8, slide limit bearing, 9, slide bearing pulley, 10, slide limit seat, 11, cleaning ring support, 12, cleaning ring, 13, cleaning ring pulley, 14, sealing blind plate return spring, 15, sliding guide rail, 16, valve body sealing cover, 17, sealing cover bottom plate, 18, lever chain, 19, sealing blind plate, 20, blind plate anti-collision column, 21, sealing blind plate limiting block.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-3, in the embodiment of the utility model, the lever chain buckle type gate valve comprises a valve body 1, wherein an air cylinder 2 is arranged outside the valve body 1, a sliding plate 7 is vertically inserted in the valve body 1, the air cylinder 2 and the sliding plate 7 are in driving connection, the sliding plate 7 is driven by the air cylinder 2 to move up and down in the valve body 1, a sealing blind plate 19 is vertically arranged on one side of the sliding plate 7, the sealing blind plate 19 and the sliding plate 7 are parallel and aligned, the sealing blind plate 19 is vertically inserted in the valve body 1, the sealing blind plate 19 and the sliding plate 7 are in movable connection, the sliding plate 7 is further moved, the sealing blind plate 19 is driven to move in the valve body 1, a lever chain buckle 18 is obliquely arranged at the connecting part between the sealing blind plate 19 and the sliding plate 7, one end of the lever chain buckle 18 is in movable connection with the side edge of the sealing blind plate 19, the other end of the lever button 18 is movably connected with the side edge of the sliding plate 7, when the sliding plate 7 drives the sealing blind plate 19 downwards through the lever button 18, the sealing blind plate 19 can be propped against the inner wall of the cavity of the valve body 1, so that the effect of sealing the valve body 1 is achieved, the sealing blind plate limiting blocks 21 are arranged at the two sides of the inner part of the valve body 1, the sealing blind plate limiting blocks 21 are positioned at the bottom ends of the sealing blind plates 19, blind plate anti-collision columns 20 are arranged at one side of the sealing blind plate limiting blocks 21, when the sliding plate 7 drives the sealing blind plate 19 to downwards move to the position of the sealing blind plate limiting blocks 21 in the valve body 1, the sealing blind plate 19 is limited through the cooperation between the sealing blind plate limiting blocks 21 and the blind plate anti-collision columns 20, at the moment, the cylinder 2 still operates, the sliding plate 7 is forced to continuously move towards the bottom end direction in the valve body 1, under the action of the lever force of the lever button 18, the sealing blind plate 19 is ejected out to the back of the valve body 1, so that when the cylinder moves to the end of the stroke, the sealing blind plate 19 is tightly attached to the inner wall surface of the cavity of the valve body 1, and the sealing effect is achieved.
The bottom end of the sliding plate 7 is vertically provided with a cleaning ring bracket 11, a cleaning ring 12 is arranged in the middle of the cleaning ring bracket 11, and the cleaning ring bracket 11 and the sliding plate 7 move in the same direction; the back of the outer part of the valve body 1 is provided with a valve body opening (not shown in the figure), and the valve body opening penetrates through the valve body 1, so that when the cylinder 2 is reset to the stroke end, the sliding plate 7 moves towards the top end inside the valve body 1, thereby moving the cleaning ring bracket 11 and the cleaning ring 12 to the valve body opening, and enabling the cleaning ring 12 to be overlapped and penetrated at the valve body opening, and further enabling the valve body 1 to realize the valve opening function.
Sliding guide rails 15 are vertically arranged on two sides of the interior of the valve body 1, sealing blind plates 19 are positioned between the sliding guide rails 15, and sliding plates 7 are in sliding fit with the sliding guide rails 15; slide bearing pulleys 9 are movably arranged on two sides of the slide plate 7, the slide bearing pulleys 9 are in sliding fit with the slide guide rails 15, the slide plate 7 slides on the slide guide rails 15 through the slide bearing pulleys 9, and slide plate limit bearings 8 are arranged on two sides of the front surface of the slide plate 7; the cleaning ring support 11 is movably provided with cleaning ring pulleys 13 on both sides, the cleaning ring pulleys 13 are in sliding fit with the sliding guide rails 15, and the cleaning ring support 11 slides on the sliding guide rails 15 through the cleaning ring pulleys 13.
The bottom department of sealing blind plate 19 forward one side transversely is provided with the spacing seat 10 of slide, and is connected between the spacing seat 10 of slide and the slide 7 to the junction between the spacing seat 10 of slide and the slide 7 is provided with sealing blind plate reset spring 14, makes cylinder 2 when operating that resets, and slide 7 upwards moves, and sealing blind plate 19 takes place to break away from with valve body 1 intracavity wall under sealing blind plate reset spring 14's elastic action this moment, thereby makes sealing blind plate 19 to the sealed effect of valve body 1 release.
The connecting part between the air cylinder 2 and the sliding plate 7 is provided with a swinging rod 3, one end of the swinging rod 3 is in driving connection with the air cylinder 2, the other end of the swinging rod 3 is movably provided with a swinging rod connecting rod 4, the other end of the swinging rod connecting rod 4 is in movable connection with the sliding plate 7, and then the sliding plate 7 is driven to lift inside the valve body 1 through the cooperation among the air cylinder 2, the swinging rod 3 and the swinging rod connecting rod 4.
The swing rod pin 5 is inserted at the connection position between the swing rod 3 and the swing rod connecting rod 4, the connecting rod pin 6 is inserted at the connection position between the swing rod connecting rod 4 and the sliding plate 7, the connection position between the swing rod 3 and the swing rod connecting rod 4 can move through the swing rod pin 5, and the connection position between the swing rod connecting rod 4 and the sliding plate 7 can move through the connecting rod pin 6.
The valve body 1 is provided with a valve body sealing cover 16 in a covering manner, the valve body sealing cover 16 is positioned at the top end of the outside of the valve body 1, a sealing cover bottom plate 17 is arranged at the joint between the valve body sealing cover 16 and the valve body 1, and the sealing cover bottom plate 17 is transversely positioned at the top end of the valve body 1.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Claims (7)
1. The lever chain buckle type gate valve comprises a valve body and is characterized in that an air cylinder is arranged outside the valve body, a sliding plate is vertically inserted in the valve body, driving connection is carried out between the air cylinder and the sliding plate, the sliding plate is driven to move up and down in the valve body through the air cylinder, one side of the sliding plate is vertically provided with a sealing blind plate, the sealing blind plate and the sliding plate are mutually parallel and aligned, the sealing blind plate is vertically inserted in the valve body, the sealing blind plate and the sliding plate are movably connected, the sliding plate is further enabled to move, the sealing blind plate is driven to move in the valve body, a lever chain buckle is obliquely arranged at a connecting position between the sealing blind plate and the sliding plate, one end of the lever chain buckle is movably connected with the side edge of the sealing blind plate, the other end of the lever chain buckle is movably connected with the side edge of the sliding plate, two sides of the valve body are both sides of the valve body are provided with sealing blind plate limiting blocks, the sealing blind plate limiting blocks are located at the bottom ends of the sealing blind plate, and one side of the sealing blind plate limiting blocks is provided with blind plate anti-collision columns.
2. The lever chain type gate valve as claimed in claim 1, wherein a cleaning ring support is vertically provided at a bottom end of the slide plate, a cleaning ring is provided at a middle position of the cleaning ring support, and the cleaning ring support and the slide plate move in the same direction; the back of the outer part of the valve body is provided with a valve body opening, and the valve body opening penetrates through the valve body.
3. The lever chain type gate valve according to claim 1, wherein sliding guide rails are vertically arranged on two sides of the interior of the valve body, the sealing blind plates are positioned between the sliding guide rails, and the sliding plates are in sliding fit with the sliding guide rails; slide plate bearing pulleys are movably arranged on two sides of the slide plate, the slide plate bearing pulleys are in sliding fit with the slide guide rail, the slide plate slides on the slide guide rail through the slide plate bearing pulleys, and slide plate limit bearings are arranged on two sides of the front surface of the slide plate; the cleaning ring support is characterized in that cleaning ring pulleys are movably arranged on two sides of the cleaning ring support, the cleaning ring pulleys are in sliding fit with the sliding guide rail, and the cleaning ring support slides on the sliding guide rail through the cleaning ring pulleys.
4. The lever chain type gate valve as claimed in claim 1, wherein a slide plate limit seat is transversely arranged at the bottom end of the front surface of the sealing blind plate, the slide plate limit seat is connected with the slide plate, and a sealing blind plate return spring is arranged at the connection position between the slide plate limit seat and the slide plate.
5. The lever chain type gate valve according to claim 1, wherein a swing link is arranged at the joint between the cylinder and the slide plate, one end of the swing link is in driving connection with the cylinder, a swing link rod is movably arranged at the other end of the swing link, and the other end of the swing link rod is in movable connection with the slide plate.
6. The lever link gate valve as claimed in claim 5, wherein a swing link pin is inserted at a junction between the swing link and the swing link, and a link pin is inserted at a junction between the swing link and the slide plate.
7. The lever chain type gate valve according to claim 1, wherein the valve body is provided with a valve body sealing cover in a covering manner, the valve body sealing cover is positioned at the top end of the outside of the valve body, a sealing cover bottom plate is arranged at the connection position between the valve body sealing cover and the valve body, and the sealing cover bottom plate is transversely positioned at the top end of the valve body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323025327.8U CN221097513U (en) | 2023-11-09 | 2023-11-09 | Lever chain-locking gate valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323025327.8U CN221097513U (en) | 2023-11-09 | 2023-11-09 | Lever chain-locking gate valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221097513U true CN221097513U (en) | 2024-06-07 |
Family
ID=91303695
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323025327.8U Active CN221097513U (en) | 2023-11-09 | 2023-11-09 | Lever chain-locking gate valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221097513U (en) |
-
2023
- 2023-11-09 CN CN202323025327.8U patent/CN221097513U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |