CN211901655U

CN211901655U - Novel eccentric rotary ball valve with bidirectional seal

Info

Publication number: CN211901655U
Application number: CN202020439769.4U
Authority: CN
Inventors: 吴合理; 吴公平; 吴旭东
Original assignee: Shanghai Outelai Valve Machinery Co ltd
Current assignee: Shanghai Outelai Valve Machinery Co ltd
Priority date: 2020-03-27
Filing date: 2020-03-27
Publication date: 2020-11-10
Anticipated expiration: 2030-03-27

Abstract

The utility model provides a novel eccentric rotary ball valve with bidirectional sealing, which comprises a body, a connecting rod, a top plate and a fixed disc; the body is of a cylindrical structure, and the bottom of the body is of an arc structure; the connecting rod is of a cylindrical structure and is arranged in the body; the top plate is of an arc-shaped structure and is arranged on the side face of the body; the fixed disk front side is equipped with the screw hole, and the fixed disk passes through the constructional element to be established in the side of body, because frequent rotation ball stopper, the liquid in the pipeline is revealed easily to ball stopper emergence wearing and tearing, at eccentric spin valve's access & exit, install the baffle, the inside side of body is equipped with the inner chamber, the internally mounted of inner chamber has the baffle, the top of baffle is connected with the bottom of connecting rod, the top of connecting rod is connected with the horizontal pole, when opening the ball stopper, stimulate the horizontal pole through the manpower and drive baffle rebound, make the pipeline open, when closing the ball stopper, the liquid in the pipeline is cut off to the rebound baffle.

Description

Novel eccentric rotary ball valve with bidirectional seal

Technical Field

The utility model belongs to the technical field of valve equipment, more specifically say, in particular to novel eccentric ball-rotating valve with two way seal.

Background

The eccentric rotary ball valve and the flange gate valve are the same type of valve, and are different in that the closing member is a ball, the ball rotates around the center line of the valve body to open and close the valve, and the ball valve is mainly used for cutting off, distributing and changing the flow direction of a medium in a pipeline.

Based on discovery among the prior art, current eccentric ball valve often uses when pipeline transportation liquid, and the liquid flow in the pipeline can be cut off to inside ball valve, and along with long-time use, the ball valve in the eccentric ball valve has the condition such as wearing and tearing that probably takes place, rusts, and the inspection untimely liquid seal that can lead to in the pipeline is not tight, takes place to leak.

Therefore, in view of the above, research and improvement are made for the existing structure and defects, and a novel eccentric rotary ball valve with bidirectional sealing is provided, so as to achieve the purpose of higher practical value.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a novel eccentric ball-cock assembly with two way seal to when solving current pipeline transportation liquid, can often use eccentric ball-cock assembly, the liquid flow in the pipeline can be cut off to inside ball valve, along with long-time use, the ball valve in the eccentric ball-cock assembly has the wearing and tearing that can take place, the condition such as rust, the inspection untimely liquid seal that can lead to in the pipeline is not tight, takes place the problem of leaking.

The utility model discloses purpose and efficiency of eccentric ball-cock assembly with two way seal are reached by following specific technological means:

a novel eccentric rotary ball valve with bidirectional sealing comprises a body, a connecting rod, a top plate and a fixed plate; the body is of a cylindrical structure, and the bottom of the body is of an arc structure; the connecting rod is of a cylindrical structure and is arranged in the body; the top plate is of an arc-shaped structure and is arranged on the side face of the body; the front side of the fixed disk is provided with a threaded hole, and the fixed disk is arranged on the side surface of the body through a structural member.

Further, the body, the ball plug, the rotating rod and the vertical rod; the ball plug is arranged at the bottom end inside the body and is of a hollow spherical structure; the rotating rod is of an L-shaped structure, and the bottom end of the rotating rod is arranged at the top of the ball plug; the top of montant is connected with the top of bull stick through the structure, and the bottom of montant is connected with the bottom of ball stopper through the pivot.

Furthermore, the connecting rod, the cross rod, the baffle plate and the inner cavity are arranged in the cavity; the cross rod is of a rectangular strip structure, and two ends of the cross rod are connected with the top end of the connecting rod through rotating shafts; the baffle is of a circular plate-shaped structure, and the top of the baffle is connected with the top of the connecting rod; the inner cavity is of a rectangular structure, and a baffle is arranged in the inner cavity.

Furthermore, the top plate, the clamping block and the clamping groove are arranged; a threaded hole is formed in the side face of the top plate, and a threaded rod is mounted inside the threaded hole in the side face of the top plate; the clamping block is of an L-shaped structure, and a threaded hole is formed in the clamping block; the clamping groove is of an S-shaped structure, and a top plate is embedded in the clamping groove.

Furthermore, the fixed disc, the pressing plate and the groove are arranged on the fixed disc; the pressing plate is of an annular structure, and a spring is arranged on the inner side of the pressing plate; the groove is formed in the front side of the fixed disc, and the inside of the groove is connected with the inner side of the pressing plate through a spring.

Compared with the prior art, the utility model discloses following beneficial effect has:

in the device, a connecting rod is arranged, when liquid in a pipeline is cut off and shunted, an eccentric rotary ball valve is used, because a ball plug is frequently rotated, the ball plug is worn and easily leaks the liquid in the pipeline, two baffles are arranged at the two ends of the inlet and the outlet of the eccentric rotary ball valve, an inner cavity is arranged on the inner side surface of a body, the baffles are arranged in the inner cavity and can move in the inner cavity, the top of each baffle is connected with the bottom of the connecting rod, the top end of the connecting rod is connected with a cross rod, when the ball plug is opened, the cross rod is pulled by manpower to drive the baffles to move upwards so as to open the pipeline, when the ball plug is closed, the baffles are moved downwards to cut off the liquid in the pipeline, the baffles can be used as a second sealing device in the body after the ball plug is closed to prevent the ball plug from being worn and leaked, thereby solving the problem of the existing pipeline transportation of liquid, can often use eccentric ball valve, the liquid flow in the pipeline can be cut off to inside ball valve, and along with long-time use, the ball valve in the eccentric ball valve has the wearing and tearing that probably takes place, the condition such as rust, and the inspection untimely liquid seal that can lead to in the pipeline is not tight, takes place the problem of leaking.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic view of the front view structure of the rotating rod of the present invention.

Fig. 3 is a schematic view of the connecting rod of the present invention.

Fig. 4 is a schematic diagram of the side view cross-section structure of the top plate of the present invention.

Fig. 5 is a side view of the fixing plate of the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a body; 101. a ball plug; 102. a rotating rod; 103. a vertical rod; 2. a connecting rod; 201. a cross bar; 202. a baffle plate; 203. an inner cavity; 3. a top plate; 301. a clamping block; 302. a card slot; 4. fixing the disc; 401. pressing a plate; 402. and (4) a groove.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 5:

the utility model provides a novel eccentric rotary ball valve with bidirectional sealing, which comprises a body 1, a connecting rod 2, a top plate 3 and a fixed disc 4; the body 1 is of a cylindrical structure, and the bottom of the body 1 is of an arc structure; the connecting rod 2 is of a cylindrical structure, and the connecting rod 2 is arranged inside the body 1; the top plate 3 is of an arc-shaped structure, and the top plate 3 is arranged on the side surface of the body 1; the front side of the fixed disk 4 is provided with a threaded hole, the fixed disk 4 is arranged on the side surface of the body 1 through a structural member, so that the hollow structure in the ball plug 101 is opened, when the fixed disk is closed, the hollow structure in the ball plug 101 is turned to the side surface to seal the body 1, so that the baffle 202 seals an inlet and an outlet, when the baffle 202 is opened, the baffle 202 can move upwards to the inner part of the inner cavity 203, the top plate 3 is inserted into the clamping groove 302, the threaded rod penetrates through the threaded hole in the side surface of the top plate 3 and is embedded in the threaded hole in the inner side of the clamping block 301 to fix the top plate 3, the pressing plate 401 is arranged in the groove 402 through a spring, and when the pressing is carried out, the pressing plate 401 moves inwards, so that the connection between; the ball plug 101 is arranged at the bottom end of the interior of the body 1, and the ball plug 101 is of a hollow spherical structure; the rotating rod 102 is of an L-shaped structure, and the bottom end of the rotating rod 102 is installed at the top of the ball plunger 101; the top of the vertical rod 103 is connected with the top of the rotating rod 102 through a structural member, the bottom end of the vertical rod 103 is connected with the bottom of the ball plug 101 through a rotating shaft, the ball plug 101 is used as a first sealing device of an eccentric rotary ball valve, the interior of the ball plug 101 is of a hollow structure, and when the vertical rod 103 is manually pulled, the rotating rod 102 is driven to rotate, so that the ball plug 101 rotates, wherein the connecting rod 2, the cross rod 201, the baffle 202 and the inner cavity 203; the cross rod 201 is in a rectangular strip structure, and two ends of the cross rod 201 are connected with the top end of the connecting rod 2 through rotating shafts; the baffle 202 is of a circular plate-shaped structure, and the top of the baffle 202 is connected with the top of the connecting rod 2; the inner cavity 203 is of a rectangular structure, the baffle 202 is arranged in the inner cavity 203, the baffle 202 serves as a second sealing device of the body 1, liquid in a pipeline can be prevented from leaking due to abrasion of the ball plug 101 along with pushing of time, and the cross rod 201 at the top of the body 1 is pressed down manually, so that the connecting rod 2 is driven to move downwards, the top plate 3, the fixture block 301 and the clamping groove 302 are driven; a threaded hole is formed in the side face of the top plate 3, and a threaded rod is arranged inside the threaded hole in the side face of the top plate 3; the fixture block 301 is of an L-shaped structure, and a threaded hole is formed in the fixture block 301; the clamping groove 302 is of an S-shaped structure, the top plate 3 is embedded in the clamping groove 302, the ball plug 101 in the body 1 needs to be replaced along with long-term use, the top plate 3 is opened so that the interior of the body 1 can be disassembled, and the top plate 3 can be closed after parts in the body 1 are replaced, wherein the clamping groove 4, the pressing plate 401 and the groove 402 are fixed; the pressing plate 401 is of an annular structure, and a spring is arranged on the inner side of the pressing plate 401; the groove 402 is formed in the front side of the fixed plate 4, the inside of the groove 402 is connected with the inner side of the pressing plate 401 through a spring, the body 1 needs to be fixed on a pipeline through the fixed plate 4, a threaded hole is formed in the fixed plate 4 and can be inlaid with a threaded rod, and the groove 402 is formed in the front side of the fixed plate 4.

The specific use mode and function of the embodiment are as follows:

in the utility model, the eccentric rotary ball valve is provided with two sealing devices, the ball plug 101 is the first sealing device, the vertical rod 103 is broken off by the action of human force, the rotating rod 102 rotates to drive the ball plug 101 to rotate, so that the hollow structure inside the ball plug 101 is in an open state, when the ball plug 101 is closed, the hollow structure is turned to the side to seal the body 1, the baffle plate 202 is the second sealing device, the liquid in the pipeline can be prevented from being leaked due to the fact that the ball plug 101 is worn and not checked in time after being used for a long time, the horizontal rod 201 at the top of the body 1 is pressed down by the action of human force, so that the baffle plate 202 moves downwards to seal the inlet and the outlet, the baffle plate 202 can move inside the inner cavity 203, when the ball plug 101 inside the body 1 needs to be replaced, the top plate 3 can be detached, the top plate 3 can be closed after the part inside the body 1 is replaced, the threaded rod passes through the, thereby fixing the top plate 3, the front side of the fixed plate 4 is provided with a groove 402, a pressing plate 401 is installed inside the groove 402 through a spring, and when the pipeline is installed, the pressing plate 401 moves inwards, thereby sealing the connection with the pipeline.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The utility model provides a novel eccentric ball valve that revolves with two-way seal which characterized in that: the method comprises the following steps: the ball plug comprises a body (1), a ball plug (101), a rotating rod (102), a vertical rod (103), a connecting rod (2), a cross rod (201), a baffle plate (202), an inner cavity (203), a top plate (3), a clamping block (301), a clamping groove (302), a fixed plate (4), a pressing plate (401) and a groove (402); the body (1) is of a cylindrical structure, and the bottom of the body (1) is of an arc-shaped structure; the connecting rod (2) is of a cylindrical structure, and the connecting rod (2) is arranged in the body (1); the top plate (3) is of an arc-shaped structure, and the top plate (3) is arranged on the side face of the body (1); the front side of the fixed disk (4) is provided with a threaded hole, and the fixed disk (4) is arranged on the side surface of the body (1) through a structural piece.

2. The novel eccentric rotary ball valve with bidirectional seal of claim 1, wherein: the ball plug comprises a body (1), a ball plug (101), a rotating rod (102) and a vertical rod (103); the ball plug (101) is mounted at the bottom end of the interior of the body (1), and the ball plug (101) is of a hollow spherical structure; the rotating rod (102) is of an L-shaped structure, and the bottom end of the rotating rod (102) is installed at the top of the ball plug (101); the top of montant (103) is connected through the top of structure and bull stick (102), and the bottom of montant (103) is connected through the bottom of pivot and ball stopper (101).

3. The novel eccentric rotary ball valve with bidirectional seal of claim 1, wherein: the connecting rod (2) comprises a cross rod (201), a baffle plate (202) and an inner cavity (203); the cross rod (201) is of a rectangular strip structure, and two ends of the cross rod (201) are connected with the top end of the connecting rod (2) through rotating shafts; the baffle (202) is of a circular plate-shaped structure, and the top of the baffle (202) is connected with the top of the connecting rod (2); the inner cavity (203) is of a rectangular structure, and the baffle (202) is arranged on the inner cavity (203).

4. The novel eccentric rotary ball valve with bidirectional seal of claim 1, wherein: the top plate (3) comprises a clamping block (301) and a clamping groove (302); a threaded hole is formed in the side face of the top plate (3), and a threaded rod is mounted inside the threaded hole in the side face of the top plate (3); the fixture block (301) is of an L-shaped structure, and a threaded hole is formed in the fixture block (301); the clamping groove (302) is of an S-shaped structure, and a top plate (3) is embedded in the clamping groove (302).

5. The novel eccentric rotary ball valve with bidirectional seal of claim 1, wherein: the fixed disc (4) comprises a pressing plate (401) and a groove (402); the pressing plate (401) is of an annular structure, and a spring is arranged on the inner side of the pressing plate (401); the groove (402) is formed in the front side of the fixed disc (4), and the interior of the groove (402) is connected with the inner side of the pressing plate (401) through a spring.