CN211039743U - PR2 performance grade flat gate valve - Google Patents
PR2 performance grade flat gate valve Download PDFInfo
- Publication number
- CN211039743U CN211039743U CN201921522991.4U CN201921522991U CN211039743U CN 211039743 U CN211039743 U CN 211039743U CN 201921522991 U CN201921522991 U CN 201921522991U CN 211039743 U CN211039743 U CN 211039743U
- Authority
- CN
- China
- Prior art keywords
- gate valve
- fixedly connected
- flat gate
- rod
- gear
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Mechanically-Actuated Valves (AREA)
Abstract
The utility model belongs to the technical field of the plate valve, specifically be a PR2 performance level plate valve, including the plate valve body, its characterized in that: the utility model discloses a top fixedly connected with valve gap of plate valve body, the interior top of valve gap is rotated and is connected with the screw rod, the thread bush has been cup jointed to the bottom screw thread of screw rod, the bottom fixedly connected with brake disc of thread bush, the one end of brake disc runs through the top of plate valve body and inwards extends, the equal fixedly connected with slider in top of thread bush both sides, be equipped with the spout that corresponds with the slider on the inside wall of valve gap, the fixed first gear that has cup jointed of one end that the thread bush was kept away from to the screw rod, be equipped with the second gear with first gear engaged with in the valve gap, the utility model discloses a transmission mechanism and fixed establishment's setting can realize reducing the effect that the mistake bumped the possibility of hand wheel, increases the security, can also realize conveniently unscrewing or the effect of screwing up plate valve body.
Description
Technical Field
The utility model belongs to the technical field of the plate valve, especially, relate to PR2 performance level plate valve.
Background
A flat gate valve is a sliding valve whose closing member is a parallel gate plate. The closing member can be a single gate plate or a double gate plate with a spreading mechanism between them, the pressing force of the gate plate to the valve seat is controlled by the medium pressure acting on the floating gate plate or the floating valve seat, if the gate valve is a double gate plate flat gate valve, the spreading mechanism between the two gate plates can supplement the pressing force, the flat gate valve can be divided into a manual flat gate valve, a pneumatic flat gate valve and an electric flat gate valve according to the driving mode, and can be divided into a flat gate valve with a diversion hole, a flat gate valve without a diversion hole, an oil field flat gate valve, a pipeline flat gate valve, a gas flat gate valve and the like according to the application and the use occasion.
However, when the existing manual flat gate valve is used, the valve is loosened due to the fact that the hand wheel is touched by mistake, and serious results are generated.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a PR2 performance level flat gate valve who proposes in order to solve among the prior art problem.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a PR2 performance level plate valve, PR2 performance level plate valve, includes the plate valve body, the top fixedly connected with valve gap of plate valve body, the interior top of valve gap is rotated and is connected with the screw rod, the bottom screw thread of screw rod has cup jointed the thread bush, the bottom fixedly connected with brake disc of thread bush, the one end of brake disc runs through the top and the inside extension of plate valve body, the equal fixedly connected with slider in top of thread bush both sides, be equipped with the spout that corresponds with the slider on the inside wall of valve gap, the fixed cover of one end that the thread bush was kept away from to the screw rod has been cup jointed first gear, be equipped with the second gear with first gear engaged with in the valve gap, the inner wall of second gear and valve gap passes through the bull stick rotation and is connected, the one end of bull stick runs through the inner wall and the fixedly connected.
Preferably, the top that the valve gap is close to hand wheel one side is equipped with the spout, fixedly connected with slide bar in the spout, the L type kelly has been cup jointed in the slip on the slide bar, the outer wall of hand wheel is gone up the surrounding a plurality of draw-in grooves that are equipped with and L type kelly corresponds, the cover is equipped with the spring on the slide bar, the both ends of spring respectively with the inner wall fixed connection of L type kelly and spout.
Preferably, one side of each of the two sliding blocks, which is opposite to the flat gate valve body, is fixedly connected with the flat gate valve body through a damping shock absorber.
Preferably, one end of the screw rod, which is positioned in the threaded sleeve, is fixedly connected with a limiting block.
Preferably, the valve cover is provided with a through hole corresponding to the rotating rod, a groove is formed in the through hole, a plurality of steel balls are rotatably connected in the groove, and the edges of the steel balls are in contact with the rotating rod.
Preferably, a sealing ring is fixedly sleeved at one end of the brake disc close to the threaded sleeve.
Has the advantages that:
1. the utility model discloses in, during the use, the hand wheel is rotated and the bull stick is driven and the rotation, drives the screw rod through the meshing effect between first gear and the second gear simultaneously and rotates to drive the thread bush and reciprocate, realize the regulation to the brake disc, then utilize L type kelly to fix the hand wheel, the damping bumper shock absorber can play certain shock attenuation cushioning effect to the brake disc at the in-process that goes up and down simultaneously, and the steel ball can reduce the bull stick and run through the frictional force between the mouth simultaneously.
2. The utility model discloses a setting of drive mechanism and fixed establishment can realize reducing the effect that the mistake bumped the possibility of hand wheel, increases the security, can also realize conveniently unscrewing or screwing up the effect of plate valve body simultaneously.
Drawings
FIG. 1 is a schematic structural diagram of a PR2 performance level flat gate valve;
fig. 2 is a schematic structural diagram of a point a in fig. 1.
In the figure, 1-a flat gate valve body, 2-a valve cover, 3-a screw rod, 4-a threaded sleeve, 5-a gate disc, 6-a sliding block, 7-a first gear, 8-a second gear, 9-a rotating rod, 10-a hand wheel, 11-a sliding rod, 12-L type clamping rods, 13-a spring, 14-a damping shock absorber, 15-a limiting block, 16-a steel ball and 17-a sealing ring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-2, a PR2 performance level flat gate valve comprises a flat gate valve body 1, a valve cover 2 is fixedly connected to the top of the flat gate valve body 1, a screw rod 3 is rotatably connected to the inner top of the valve cover 2 and used for supporting a threaded sleeve 4, the threaded sleeve 4 is sleeved on the bottom of the screw rod 3 and used for supporting a brake disc 5, the brake disc 5 is fixedly connected to the bottom of the threaded sleeve 4 and used for intercepting fluid, one end of the brake disc 5 penetrates through the top of the flat gate valve body 1 and extends inwards, sliders 6 are fixedly connected to the tops of two sides of the threaded sleeve 4 and used for supporting the threaded sleeve 4 and preventing rotation, a sliding groove corresponding to the slider 6 is arranged on the inner side wall of the valve cover 2, a first gear 7 is fixedly sleeved on one end of the screw rod 3, which is far away from the threaded sleeve 4, and used for driving the screw rod 3 to rotate, and a second gear, the inner wall of the second gear 8 and the inner wall of the valve cover 2 are rotatably connected through a rotating rod 9 and used for rotating the second hand wheel 8, and one end of the rotating rod 9 penetrates through the inner wall of the cavity and is fixedly connected with a hand wheel 10 and used for rotating the rotating rod 9.
In this embodiment, the top of the valve cap 2 near one side of the hand wheel 10 is provided with a sliding groove, a sliding rod 11 is fixedly connected in the sliding groove, the sliding rod is used for supporting L-type clamping rods 12, a L-type clamping rod 12 is sleeved on the sliding rod 11 in a sliding manner, the hand wheel 10 is used for fixing the hand wheel 10, a plurality of clamping grooves corresponding to the L-type clamping rod 12 are arranged on the outer wall of the hand wheel 10 in an encircling manner, a spring 13 is sleeved on the sliding rod 11 and used for playing a certain elastic supporting role for the L-type clamping rod 12, two ends of the spring 13 are respectively fixedly connected with the L-type clamping rod 12 and the inner wall of the sliding groove, one side of the two sliding blocks 6, which is opposite to the flat gate valve body 1, is fixedly connected with a damping shock absorber 14 and used for playing a certain damping and buffering role for the lifting of the gate disk 5, one end of the screw 3, which is located in the threaded sleeve 4, is fixedly connected with a limiting block 15 and used for preventing the screw 3 from falling off from the threaded sleeve 4, a through hole corresponding to the rotating rod 9 is arranged on the valve cap 2, a through hole is provided with a through hole, a through hole which is provided with a sealing ring which is used for ensuring that.
In this embodiment, during the use, it rotates bull stick 9 to rotate hand wheel 10, drive screw rod 3 through the meshing effect between first gear 7 and the second gear 8 simultaneously and rotate, thereby it reciprocates to drive thread bush 4, the realization is to the regulation of brake disc 5, then utilize L type kelly 12 to fix hand wheel 10, damping bumper shock absorber 14 can play certain shock attenuation cushioning effect to brake disc 5 at the in-process that goes up and down simultaneously, steel ball 16 can reduce bull stick 9 and run through the frictional force between the mouth simultaneously.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. A PR2 performance grade flat gate valve, comprising a flat gate valve body (1), characterized in that: the top fixedly connected with valve gap (2) of plate gate valve body (1), the interior top of valve gap (2) is rotated and is connected with screw rod (3), thread bush (4) has been cup jointed to the bottom screw thread of screw rod (3), the bottom fixedly connected with brake disc (5) of thread bush (4), the one end of brake disc (5) runs through the top of plate gate valve body (1) and inwards extends, the equal fixedly connected with slider (6) in top of thread bush (4) both sides, be equipped with the spout that corresponds with slider (6) on the inside wall of valve gap (2), the one end that thread bush (4) was kept away from in screw rod (3) is fixed to be cup jointed first gear (7), be equipped with in valve gap (2) with second gear (8) of first gear (7) looks meshing, the inner wall of second gear (8) and valve gap (2) passes through bull stick (9) and rotates and is connected, one end of the rotating rod (9) penetrates through the inner wall of the cavity and is fixedly connected with a hand wheel (10).
2. The PR2 flat gate valve of performance level according to claim 1, wherein a sliding groove is formed in the top of one side, close to the hand wheel (10), of the valve cover (2), a sliding rod (11) is fixedly connected in the sliding groove, a L type clamping rod (12) is sleeved on the sliding rod (11) in a sliding mode, a plurality of clamping grooves corresponding to the L type clamping rod (12) are arranged on the outer wall of the hand wheel (10) in a surrounding mode, a spring (13) is sleeved on the sliding rod (11), and two ends of the spring (13) are fixedly connected with the L type clamping rod (12) and the inner wall of the sliding groove respectively.
3. The PR2 performance grade flat gate valve of claim 1, wherein: and one side of the two sliding blocks (6) opposite to the flat gate valve body (1) is fixedly connected with a damping shock absorber (14).
4. The PR2 performance grade flat gate valve of claim 1, wherein: and one end of the screw rod (3) positioned in the thread sleeve (4) is fixedly connected with a limiting block (15).
5. The PR2 performance grade flat gate valve of claim 1, wherein: the valve cover (2) is provided with a through opening corresponding to the rotating rod (9), a groove is formed in the through opening, a plurality of steel balls (16) are connected in the groove in a rotating mode, and the edge of each steel ball (16) is in contact with the rotating rod (9).
6. The PR2 performance grade flat gate valve of claim 1, wherein: and a sealing ring (17) is fixedly sleeved at one end of the brake disc (5) close to the threaded sleeve (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921522991.4U CN211039743U (en) | 2019-09-12 | 2019-09-12 | PR2 performance grade flat gate valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921522991.4U CN211039743U (en) | 2019-09-12 | 2019-09-12 | PR2 performance grade flat gate valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211039743U true CN211039743U (en) | 2020-07-17 |
Family
ID=71532420
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921522991.4U Active CN211039743U (en) | 2019-09-12 | 2019-09-12 | PR2 performance grade flat gate valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211039743U (en) |
-
2019
- 2019-09-12 CN CN201921522991.4U patent/CN211039743U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111006031B (en) | Flat gate valve for oilfield pipeline | |
| CN211039743U (en) | PR2 performance grade flat gate valve | |
| CN204002218U (en) | With the body hinge of limit function and use the vehicle of this hinge | |
| CN204201139U (en) | A kind of plate valve of sealing surface separate mobile | |
| CN103410997B (en) | High pressure relief formula double disc parallel seat single-face hard sealing gate valve | |
| CN205978541U (en) | Low -temperature brake valve | |
| CN205918810U (en) | Pneumatic clutch stopper with adjustable | |
| CN211039751U (en) | Eccentric rotary ball valve | |
| CN209925659U (en) | Manual oil field flat gate valve with double sealing structure | |
| CN209212990U (en) | A kind of full balance stop valve of super-pressure | |
| CN202914794U (en) | Two-hemisphere static-friction ball valve | |
| CN214093057U (en) | Automatic flow control valve with good sealing performance | |
| CN205618790U (en) | Butterfly valve | |
| CN209604555U (en) | A kind of shut-off valve that leakproofness is strong | |
| CN208281504U (en) | A kind of pipe valve valve with adjustment structure | |
| CN203868393U (en) | Paste ball valve | |
| CN206647553U (en) | Bracing type double disc band pod apertures flat gate valve | |
| CN209671667U (en) | A kind of high-temperature ball valve with self-sealing function | |
| CN208871047U (en) | Butterfly valve | |
| CN202884100U (en) | Large-middle caliber rigidity seal ball valve with long service life | |
| CN210034473U (en) | High-strength gate valve | |
| CN202811971U (en) | Damper | |
| CN206017759U (en) | A kind of butterfly valve | |
| CN206802325U (en) | Safety type stop valve | |
| CN108019522A (en) | A kind of pipe valve valve with adjustment structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |