CN212775691U

CN212775691U - Ball valve with prevent leaking structure

Info

Publication number: CN212775691U
Application number: CN202021352818.7U
Authority: CN
Inventors: 谢正确; 余海引; 余建克; 周建胜; 魏胜贤
Original assignee: Zhejiang Tuoxin Casting Co ltd
Current assignee: Zhejiang Tuoxin Casting Co ltd
Priority date: 2020-07-10
Filing date: 2020-07-10
Publication date: 2021-03-23
Anticipated expiration: 2030-07-10

Abstract

The utility model discloses a ball valve with leak protection structure, including first valve body, first valve body top has been seted up first perpendicular groove, first perpendicular inslot portion slides and is provided with the connecting rod, the connecting rod bottom is provided with the valve plate, the spout has been seted up to the connecting rod side, spout internally mounted has the slide, the slide bottom is provided with first rubber pad, the slide closely laminates with first rubber pad, the slide bottom is provided with the stopper, the spacing groove has been seted up at first valve body top, the thread groove has been seted up to first valve body side, thread groove internally mounted has first bolt. The utility model discloses the device has dual waterproof construction, can effectively avoid device switch department to leak, and first valve body has the leak protection structure with second valve body junction simultaneously to pressure when built-in valve plate can effectively reduce the rotation can be avoided irrelevant personnel to rotate the switch simultaneously, has improved the practicality of device.

Description

Ball valve with prevent leaking structure

Technical Field

The utility model relates to a laminating machine technical field, concretely relates to ball valve with prevent leaking structure.

Background

The ball valve is a valve whose opening and closing piece is driven by a valve rod and can rotate around the axis of the ball valve, and can also be used for adjusting and controlling fluid, and the ball valve is divided into a pneumatic ball valve, an electric ball valve and a manual ball valve according to a driving mode. In China, ball valves are widely used in petroleum refining, long-distance pipelines, chemical industry, paper making, pharmacy, water conservancy, electric power, municipal administration, steel and other industries.

But current ball valve device does not have dual waterproof construction in the use, leads to device switch department to leak when device internal pressure is too big, uses the valve body junction to suffer to destroy simultaneously and leaks to the switch is fixed at the device top, the problem that is easily by the maloperation when leading to nobody to guard.

Therefore, it is necessary to provide a ball valve having a leakage preventing structure to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art device and not having dual waterproof construction, device switch department leaks when leading to device internal pressure too big, uses the valve body junction to suffer to destroy simultaneously and leaks to the switch is fixed at the device top, is caused the problem of being malposed easily when nobody guards, and the ball valve that has the leak-proof structure that provides.

In order to achieve the above object, the present invention provides the following technical solutions: the utility model provides a ball valve with prevent leaking structure, includes first valve body, first perpendicular groove has been seted up at first valve body top, first perpendicular inslot portion slides and is provided with the connecting rod, the connecting rod bottom is provided with the valve plate, the spout has been seted up to the connecting rod side, spout internally mounted has the slide, the slide bottom is provided with first rubber pad, slide and the inseparable laminating of first rubber pad, the slide bottom is provided with the stopper, the spacing groove has been seted up at first valve body top, the thread groove has been seted up to first valve body side, thread groove internally mounted has first bolt, the connecting rod top is seted up flutedly, recess cross sectional shape sets up to the hexagon, the inside block of recess is connected with the carousel.

Preferably, first perpendicular groove and connecting rod sliding connection, connecting rod and valve plate fixed connection, the valve plate cross-section sets up to the ellipse, connecting rod axis and valve plate axis coincidence.

Preferably, the cross section of the sliding chute is annular, the cross section of the sliding plate is annular, and the sliding chute is connected with the sliding plate in a sliding manner.

Preferably, the slide and the stopper welded connection, stopper quantity is provided with a plurality ofly, spacing groove quantity is provided with a plurality ofly, the spacing groove is connected with the stopper block.

Preferably, the cross section of the thread groove is in a T shape, the thread groove is in threaded connection with a first bolt, and the first bolt is perpendicular to the limiting block.

Preferably, first valve body one side is provided with the second valve body, second valve body bottom welded connection has first rand, the second valve body has seted up logical groove with first rand is inside, it has the second bolt to lead to inside sliding connection of groove, the constant head tank has been seted up to second bolt bottom, second bolt and constant head tank threaded connection.

Preferably, one side of the first valve body is fixedly connected with a second clamping ring, a second rubber pad is arranged on the outer wall of the second clamping ring, and the second clamping ring is tightly attached to the second rubber pad.

In the technical scheme, the utility model provides a technological effect and advantage:

the connecting rod is installed in a sliding mode through the first vertical groove, the connecting rod drives the valve plate to move, meanwhile, the middle parts of two sides of the valve plate are protruded, pressure can be effectively reduced through the convex surfaces, when the top of the connecting rod needs to be sealed, the sliding plate slides through the sliding groove, the limiting block is clamped with the limiting groove, the first rubber pad is tightly attached to the top of the connecting rod, the first bolt is tightly attached to the limiting block through the threaded groove, when the connecting rod needs to be rotated, the rotary disc can be installed through the groove and is convenient to detach when not in use, when garbage in the first valve body needs to be cleaned, the first clamping ring can be driven through the second valve body, the second bolt is simultaneously rotated through the through groove, the second bolt is matched and fixed with the positioning groove, then the joint is sealed through the second clamping ring and the second rubber, compared with the prior art, can effectively avoid device switch department to leak, first valve body has the leak protection structure with second valve body junction simultaneously to built-in valve plate can effectively reduce the pressure when rotating, can avoid irrelevant personnel to rotate the switch simultaneously.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

fig. 2 is a schematic front view of the structure of the present invention;

FIG. 3 is a schematic side view of the present invention;

fig. 4 is an enlarged schematic structural view of a point a in fig. 1 according to the present invention;

fig. 5 is a schematic view of the three-dimensional structure of the connecting rod of the present invention.

Description of reference numerals:

1. a first valve body; 2. a first vertical slot; 3. a connecting rod; 4. a chute; 5. a slide plate; 6. a limiting block; 7. a limiting groove; 8. a thread groove; 9. a first bolt; 10. a first rubber pad; 11. a groove; 12. a turntable; 13. a second valve body; 14. a first collar; 15. a through groove; 16. a second bolt; 17. a second collar; 18. a second rubber; 19. a valve plate; 20. and (6) positioning a groove.

Detailed Description

In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.

The utility model provides a ball valve with a leakage-proof structure as shown in figures 1-5, which comprises a first valve body 1, a first vertical groove 2 is arranged at the top of the first valve body 1, a connecting rod 3 is arranged in the first vertical groove 2 in a sliding manner, a valve plate 19 is arranged at the bottom of the connecting rod 3, a sliding groove 4 is arranged on the side surface of the connecting rod 3, a sliding plate 5 is arranged in the sliding groove 4, a first rubber pad 10 is arranged at the bottom of the sliding plate 5, the sliding plate 5 is tightly attached to the first rubber pad 10, the bottom of the sliding plate 5 is provided with a limiting block 6, the top of the first valve body 1 is provided with a limiting groove 7, the side surface of the first valve body 1 is provided with a thread groove 8, a first bolt 9 is arranged in the thread groove 8, a groove 11 is arranged at the top of the connecting rod 3, the cross-sectional shape of the groove 11 is hexagonal, and a rotary disc 12 is clamped and connected in the groove 11. The valve body 1 of the utility model is manufactured through a casting process.

Further, in above-mentioned technical scheme, first

perpendicular groove

2 and 3 sliding connection of connecting rod, connecting rod 3 and valve plate 19 fixed connection, 19 cross-sections of valve plate set up to the ellipse, the 3 axis of connecting rod and the coincidence of 19 axis of valve plate can effectively reduce the impact force that produces when rotating through valve plate 19.

Further, in the above technical solution, the cross-sectional shape of the sliding chute 4 is annular, the cross-sectional shape of the sliding plate 5 is annular, and the sliding chute 4 is slidably connected with the sliding plate 5, so as to facilitate the sliding installation of the sliding plate 5.

Further, in above-mentioned technical scheme, slide 5 and stopper 6 welded connection, stopper 6 quantity is provided with a plurality ofly, spacing groove 7 is connected with stopper 6 block, through spacing groove 7 and stopper 6 stable installation slide 5.

Furthermore, in the above technical scheme, the cross-sectional shape of the thread groove 8 is a T shape, the thread groove 8 is in threaded connection with the first bolt 9, and the first bolt 9 is perpendicular to the limiting block 6, so that the sliding plate 5 can be conveniently clamped, and leakage can be effectively prevented.

Further, in the above technical solution, a second valve body 13 is arranged on one side of the first valve body 1, a first collar 14 is welded and connected to the bottom of the second valve body 13, a through groove 15 is formed in the second valve body 13 and the first collar 14, a second bolt 16 is slidably connected to the inside of the through groove 15, a positioning groove 20 is formed in the bottom of the second bolt 16, and the second bolt 16 is in threaded connection with the positioning groove 20 to stably connect the first valve body 1 and the second valve body 13.

Further, in the above technical scheme, a second collar 17 is fixedly connected to one side of the first valve body 1, a second rubber pad 18 is arranged on the outer wall of the second collar 17, and the second collar 17 is tightly attached to the second rubber pad 18 to prevent water leakage at the joint.

The implementation mode is specifically as follows: when the device is in actual use, the connecting rod 3 is slidably installed through the first vertical groove 2, the connecting rod 3 drives the valve plate 19 to move, the middle parts of two sides of the valve plate 19 are convex, the pressure can be effectively reduced through the convex surface, when the top of the connecting rod 3 needs to be sealed, the sliding plate 5 is slid through the sliding groove 4, the limiting block 6 and the limiting groove 7 are clamped, then the first rubber pad 10 is tightly attached to the top of the connecting rod 3, the first bolt 9 is tightly attached to the limiting block 6 by rotating the first bolt 9 through the threaded groove 8, when the connecting rod 3 needs to be rotated, the turntable 12 can be installed through the groove 11 and is convenient to detach when not in use, when the garbage in the first valve body 1 needs to be cleaned, the first clamping ring 14 can be driven through the second valve body 13, and the second bolt 16 is rotated through the through groove 15, so that the, then seal the junction through second rand 17 and second rubber 18, this embodiment has specifically solved among the prior art device and has not had dual waterproof construction, leads to device switch department to leak when device internal pressure is too big, and the problem that the valve body junction suffers destruction leakage is used for a long time simultaneously to the switch is fixed at the device top, leads to the problem of the easy quilt of unmanned guard time.

This practical theory of operation:

referring to the attached drawings 1-5 of the specification, when the device is used, the connecting rod 3 can be installed in a sliding mode through the first vertical groove 2, the connecting rod 3 drives the valve plate 19 to move, the middle parts of two sides of the valve plate 19 are protruded, pressure can be effectively reduced through the convex surfaces, when a top switch is required to be sealed, the sliding plate 5 slides through the sliding groove 4, the limiting block 6 is clamped with the limiting groove 7, then the first rubber pad 10 is tightly attached to the top of the connecting rod 3, the first bolt 9 is rotated through the threaded groove 8, the first bolt 9 is tightly attached to the limiting block 6, therefore, the leakage-proof performance is improved, when the connecting rod 3 is required to be rotated, the rotary table 12 can be installed through the groove 11 and is convenient to dismount when the rotary table is not used, when garbage in the first valve body 1 needs to be cleaned, the first clamping ring 14 can be driven through the second valve body 13, the second bolt 16 is matched and fixed with the positioning groove 20, and then the joint is sealed through the second clamping ring 17 and the second rubber 18, so that the leakage-proof performance of the device is further improved.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims

1. A ball valve with a leakage preventing structure, comprising a first valve body (1), characterized in that: the valve is characterized in that a first vertical groove (2) is formed in the top of the first valve body (1), a connecting rod (3) is arranged in the first vertical groove (2) in a sliding mode, a valve plate (19) is arranged at the bottom of the connecting rod (3), a sliding groove (4) is formed in the side face of the connecting rod (3), a sliding plate (5) is arranged in the sliding groove (4), a first rubber pad (10) is arranged at the bottom of the sliding plate (5), the sliding plate (5) is tightly attached to the first rubber pad (10), a limiting block (6) is arranged at the bottom of the sliding plate (5), a limiting groove (7) is formed in the top of the first valve body (1), a threaded groove (8) is formed in the side face of the first valve body (1), a first bolt (9) is arranged in the threaded groove (8), a groove (11) is formed in the top, the inside of the groove (11) is connected with a turntable (12) in a clamping manner.

2. A ball valve having a leakage prevention structure according to claim 1, wherein: first perpendicular groove (2) and connecting rod (3) sliding connection, connecting rod (3) and valve plate (19) fixed connection, valve plate (19) cross-section sets up to the ellipse, connecting rod (3) axis and valve plate (19) axis coincidence.

3. A ball valve having a leakage prevention structure according to claim 1, wherein: the cross section of the sliding groove (4) is annular, the cross section of the sliding plate (5) is annular, and the sliding groove (4) is in sliding connection with the sliding plate (5).

4. A ball valve having a leakage prevention structure according to claim 1, wherein: slide (5) and stopper (6) welded connection, stopper (6) quantity is provided with a plurality ofly, spacing groove (7) are connected with stopper (6) block.

5. A ball valve having a leakage prevention structure according to claim 1, wherein: the cross-sectional shape of the thread groove (8) is T-shaped, the thread groove (8) is in threaded connection with a first bolt (9), and the first bolt (9) is perpendicular to the limiting block (6).

6. A ball valve having a leakage prevention structure according to claim 1, wherein: first valve body (1) one side is provided with second valve body (13), second valve body (13) bottom welded connection has first rand (14), second valve body (13) and first rand (14) are inside to have seted up logical groove (15), it has second bolt (16) to lead to the inside sliding connection of groove (15), constant head tank (20) have been seted up to second bolt (16) bottom, second bolt (16) and constant head tank (20) threaded connection.

7. A ball valve having a leakage prevention structure according to claim 1, wherein: first valve body (1) one side fixedly connected with second rand (17), second rand (17) outer wall is provided with second rubber pad (18), second rand (17) and second rubber pad (18) closely laminate.