CN218000478U

CN218000478U - Wear-resistant ball valve

Info

Publication number: CN218000478U
Application number: CN202222946553.9U
Authority: CN
Inventors: 洪百聪; 苏春珠; 洪国财; 仵大辉
Original assignee: Shandong Yihua Energy Development Co ltd
Current assignee: Shandong Yihua Energy Development Co ltd
Priority date: 2022-11-07
Filing date: 2022-11-07
Publication date: 2022-12-09
Anticipated expiration: 2032-11-07

Abstract

The utility model discloses a ball valve technical field's a stand wear and tear ball valve, which comprises a valve body, the left end of valve body is fixed and is provided with first income liquid notch, be provided with wear-resisting buffer gear on the first income liquid notch, the inboard of first income liquid notch is provided with tangential flow otter board and debris buffering otter board, the middle part fixed mounting of tangential flow otter board has the connecting rod, a plurality of tangential flow otter boards pass through connecting rod fixed connection, debris buffering otter board is located the right side of tangential flow otter board, the right side of debris buffering otter board is provided with wear-resisting drainage plate, this stand wear and tear ball valve, be provided with wear-resisting buffer gear, wear-resisting buffer gear is inside, tangential flow otter board, debris buffering otter board and wear-resisting drainage plate are main buffering subassembly, liquid is cut through tangential flow otter board, the mobility reduces, liquid slows down through debris buffering otter board speed, thereby reduce liquid and the inside debris to seal ring's destructive power of liquid, the holistic wear resistance of this ball valve has been improved, make the leakproofness of ball valve obtain the guarantee.

Description

Wear-resistant ball valve

Technical Field

The utility model relates to a ball valve technical field specifically is a stand wear and tear ball valve.

Background

The opening and closing piece (ball body) is driven by the valve rod and rotates around the axis of the ball valve; the hard seal V-shaped ball valve can also be used for regulating and controlling fluid, wherein a strong shearing force is generated between a V-shaped ball core of the hard seal V-shaped ball valve and a metal valve seat of the surfacing hard alloy, and the hard seal V-shaped ball valve is particularly suitable for media containing fibers, tiny solid particles and the like; the multi-way ball valve can flexibly control the confluence, the diversion and the switching of the flow direction of the medium on the pipeline, and can also close any channel to connect the other two channels; the valve is generally horizontally arranged in the pipeline; the ball valve is divided into: pneumatic ball valves, electric ball valves, manual ball valves.

A wear-resistant ball valve (application number: CN 201922140231.3) comprises a valve body, wherein the valve body comprises a left valve body and a right valve body which are oppositely arranged, the left valve body is connected with the right valve body through a bolt, a gasket is arranged at the joint of the left valve body and the right valve body, the wear-resistant ball valve further comprises a valve rod, a valve core and a valve seat, the valve seat is arranged in the valve body, the valve core is arranged on the valve seat, the valve rod comprises an upper valve rod and a lower valve rod, the upper valve rod penetrates through the right valve body to the inside of the valve core, the lower valve rod is arranged on the lower side of the valve core, the upper end of the lower valve rod is inserted into the inside of the valve core, and a cover plate connected with the lower valve rod is arranged at the bottom of the right valve body. The wear-resistant ball valve has a good wear-resistant effect, and the sealing effect is ensured; however, the destructiveness of the fluid and impurities in the fluid to the ball valve is neglected, when the ball valve is used for conveying liquid containing more impurities, the liquid flowing at a high speed carries the impurities to pass through the sealing washer in the ball valve, the impurities can strike the sealing washer, the sealing washer is seriously damaged, the sealing washer is easily damaged, the wear resistance of the sealing washer and the ball valve body is greatly reduced, and the service life of the ball valve is shortened.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a stand wear and tear ball valve to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a stand wear and tear ball valve, includes the valve body, the left end of valve body is fixed and is provided with first income liquid notch, the fixed second that is provided with of right-hand member of valve body is gone into the liquid notch, be provided with wear-resisting buffer gear on the first income liquid notch, wear-resisting buffer gear includes collar, clamping screw rod, tangential flow otter board, connecting rod, debris buffering otter board and wear-resisting drainage plate, the inboard of first income liquid notch is provided with tangential flow otter board and debris buffering otter board, the middle part fixed mounting who tangential flow otter board has the connecting rod, and is a plurality of tangential flow otter board passes through connecting rod fixed connection, debris buffering otter board is located the right side of tangential flow otter board, the right side of debris buffering otter board is provided with wear-resisting drainage plate, equal fixed welding of debris buffering otter board and wear-resisting drainage plate is on the inner wall passageway of first income liquid notch.

Optionally, a mounting ring is arranged on the outer side of the first liquid inlet notch, and the communication rod is fixedly connected with the mounting ring.

Optionally, a clamping screw is installed at the upper end of the installation ring, and the installation ring is fixedly installed at the left end of the valve body through the clamping screw.

Optionally, one side of the wear-resistant drainage plate, which is far away from the sundries buffering screen plate, is provided with a first sealing washer, and the first sealing washer is fixedly installed on the inner wall of the valve body.

Optionally, a valve core is arranged in the middle of the inner side of the valve body, and the first sealing washer is located on the left side of the valve core.

Optionally, a second sealing washer is arranged on the right side of the first sealing washer, and the second sealing washer is fixedly mounted on the inner wall of the valve body.

Optionally, the upper end of the valve core is connected with a valve rod, a valve cover is arranged on the outer layer of the valve rod, and a hand wheel is installed at the upper end of the valve rod.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses in, be provided with wear-resisting buffer gear, after liquid gets into in the valve body from first income liquid notch, can earlier with the contact of the tangent flow otter board in the wear-resisting buffer gear, a plurality of tangent flow otter boards are short-lived to be a plurality of parts with liquid cutting, make the liquid mobility in the trickling reduce through cutting fluidic mode, make liquid have more flexibility, treat that liquid can cushion the otter board through debris after passing tangent flow otter board, part liquid striking debris buffering otter board and speed down, part liquid continues to flow through the slot hole of debris buffering otter board, under the effect of debris buffering otter board, liquid not only can slow down, and the impact of the impurity of the inside of liquid also can reduce thereupon, part liquid through debris buffering otter board will strike on wear-resisting drainage plate, can not directness and first seal ring contact, thereby make liquid and the destructive power of the inside impurity of liquid to first seal ring and second seal ring reduce, avoid first seal ring and second seal ring to receive the influence of liquid and inside impurity and life-span to shorten, this holistic wear-resisting ability has been improved.

Drawings

Fig. 1 is a schematic structural view of the utility model in a three-dimensional front view;

fig. 2 is a schematic structural view of the present invention in a front plan view;

fig. 3 is a schematic structural diagram of the present invention in a three-dimensional cross-sectional view;

fig. 4 is a schematic structural diagram of a three-dimensional sectional view of the present invention.

In the figure: 1. a valve body; 2. a first liquid inlet notch; 3. a second liquid inlet notch; 4. a valve stem; 5. a hand wheel; 6. a valve cover; 7. a wear-resistant buffer mechanism; 701. a mounting ring; 702. clamping the screw; 703. cutting a flow net plate; 704. a communication rod; 705. a sundry buffer screen plate; 706. a wear-resistant drainage plate; 8. a first sealing gasket; 9. a second sealing gasket; 10. a valve core.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 4, in an embodiment of the present invention, a wear-resistant ball valve includes a valve body 1, a first liquid inlet notch 2 is fixedly disposed at a left end of the valve body 1, a second liquid inlet notch 3 is fixedly disposed at a right end of the valve body 1, a wear-resistant buffer mechanism 7 is disposed on the first liquid inlet notch 2, the wear-resistant buffer mechanism 7 includes a mounting ring 701, a clamping screw 702, a tangential flow mesh plate 703, a connecting rod 704, a debris buffer mesh plate 705 and a wear-resistant drainage plate 706, the inner side of the first liquid inlet notch 2 is provided with the tangential flow mesh plate 703 and the debris buffer mesh plate 705, the middle portion of the tangential flow mesh plate 703 is fixedly provided with the connecting rod 704, the multiple tangential flow mesh plates 703 are fixedly connected through the connecting rod 704, the debris buffer mesh plate 705 is disposed at a right side of the tangential flow mesh plate 703, the right side of the debris buffer mesh plate 705 is provided with the wear-resistant drainage plate 706, the debris buffer mesh plate 705 and the wear-resistant drainage plate 706 are fixedly welded to an inner wall channel of the first liquid inlet notch 2, the valve body 701 is provided with a sealing gasket 10, the sealing ring 701, the valve body 701 is disposed at a portion where the sealing ring 701 is disposed at a left side of the valve body 701, the valve plug 9, the valve plug is disposed at a portion where the sealing ring 701 is disposed, the flowing liquid is reduced in fluidity in a fluid cutting mode, so that the liquid is more flexible, after the liquid passes through the cutting flow screen plate 703, the liquid passes through the wear-resistant flow guide plate 706, part of the liquid impacts the impurity buffering screen plate 705 to be decelerated, part of the liquid continues to flow through the groove holes of the impurity buffering screen plate 705, under the action of the impurity buffering screen plate 705, the liquid is decelerated, the impact force of impurities in the liquid is weakened, and part of the liquid passing through the impurity buffering screen plate 705 impacts the wear-resistant flow guide plate 706 and cannot directly contact with the first sealing washer 8;

the upper end of case 10 is connected with valve rod 4, and the skin of valve rod 4 is provided with valve gap 6, and hand wheel 5 is installed to the upper end of valve rod 4, during the use, only needs to rotate hand wheel 5 to rotate case 10, change the contact relation of

case

10 and 1 pipeline of valve body, can realize opening or the effect of closing the ball valve.

The utility model discloses a theory of operation is: when the wear-resistant ball valve is used, an external liquid inlet end is required to be connected with the first liquid inlet notch 2, and an external liquid outlet end is required to be connected with the second liquid inlet notch 3, and when the wear-resistant ball valve is used, only the hand wheel 5 is required to be rotated, so that the valve core 10 is rotated, the contact relation between the valve core 10 and a pipeline of the valve body 1 is changed, and the effect of opening or closing the ball valve can be realized; opening the ball valve, so that the hollow channel of the valve core 10 is communicated with the channels at the left end and the right end of the valve body 1, at the moment, liquid flows from the first liquid inlet notch 2 at the left end of the valve body 1 to the second liquid inlet notch 3 at the right end of the valve body 1, when the liquid enters the valve body 1 from the first liquid inlet notch 2, the liquid is firstly contacted with the tangential flow screen plate 703 in the wear-resistant buffer mechanism 7, the liquid is temporarily cut into a plurality of parts by the plurality of tangential flow screen plates 703, the flowing liquid fluidity is reduced by cutting fluid, so that the liquid is more flexible, the liquid passes through the tangential flow screen plate 703 after passing through the tangential flow screen plate 705, part of the liquid impacts the debris buffer screen plate 705 to reduce the speed, part of the liquid continues to flow through the slotted holes of the debris buffer screen plate, under the action of the debris buffer screen plate 705, the liquid not only can reduce the speed, but also the impact force of impurities in the liquid can be reduced, part of the liquid impacts the drainage plate 706, the wear-resistant sealing washer 8 can not directly contact the first sealing washer 8, the impurities in the liquid, and the second sealing washer 9, and the service life of the ball valve can be prevented from being influenced by the whole sealing washer 9.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a stand wear and tear ball valve, includes valve body (1), the left end of valve body (1) is fixed and is provided with first income liquid notch (2), the fixed second that is provided with of right-hand member of valve body (1) goes into liquid notch (3), its characterized in that: be provided with wear-resisting buffer gear (7) on first income liquid notch (2), wear-resisting buffer gear (7) are including collar (701), clamping screw rod (702), cut and flow otter board (703), intercommunication pole (704), debris buffering otter board (705) and wear-resisting drainage plate (706), the inboard of first income liquid notch (2) is provided with cuts and flows otter board (703) and debris buffering otter board (705), the middle part fixed mounting who cuts and flows otter board (703) has intercommunication pole (704), and is a plurality of cut and flow otter board (703) are through intercommunication pole (704) fixed connection, debris buffering otter board (705) are located the right side of cutting and flowing otter board (703), the right side of debris buffering otter board (705) is provided with wear-resisting drainage plate (706), debris buffering otter board (705) and wear-resisting drainage plate (706) all fixed welding are on the inner wall passageway of first income liquid notch (2).

2. A wear-resistant ball valve in accordance with claim 1, wherein: the outer side of the first liquid inlet notch (2) is provided with a mounting ring (701), and the communication rod (704) is fixedly connected with the mounting ring (701).

3. A wear-resistant ball valve in accordance with claim 1, wherein: the upper end of the mounting ring (701) is provided with a clamping screw (702), and the mounting ring (701) is fixedly arranged at the left end of the valve body (1) through the clamping screw (702).

4. A wear-resistant ball valve in accordance with claim 1, wherein: one side of the wear-resistant drainage plate (706), which is far away from the sundries buffering screen plate (705), is provided with a first sealing washer (8), and the first sealing washer (8) is fixedly installed on the inner wall of the valve body (1).

5. A wear-resistant ball valve in accordance with claim 4, wherein: a valve core (10) is arranged in the middle of the inner side of the valve body (1), and the first sealing washer (8) is located on the left side of the valve core (10).

6. A wear-resistant ball valve in accordance with claim 4, wherein: and a second sealing washer (9) is arranged on the right side of the first sealing washer (8), and the second sealing washer (9) is fixedly arranged on the inner wall of the valve body (1).

7. A wear-resistant ball valve in accordance with claim 5, wherein: the upper end of the valve core (10) is connected with a valve rod (4), a valve cover (6) is arranged on the outer layer of the valve rod (4), and a hand wheel (5) is installed at the upper end of the valve rod (4).