CN216643143U

CN216643143U - Anti-false-opening ball valve

Info

Publication number: CN216643143U
Application number: CN202123333056.3U
Authority: CN
Inventors: 黄道松
Original assignee: Nantong Locke Fluid Equipment Co ltd
Current assignee: Nantong Locke Fluid Equipment Co ltd
Priority date: 2021-12-28
Filing date: 2021-12-28
Publication date: 2022-05-31
Anticipated expiration: 2031-12-28

Abstract

The utility model discloses an anti-misoperation ball valve, which relates to the technical field of valves and comprises a valve body, wherein the interior of the valve body is rotatably connected with a valve ball, a concave block is fixedly arranged at the top of the valve body, a limiting groove is formed in the top of the valve ball, a concave block is fixedly arranged at the top of the concave block, a protection box is fixedly arranged at the top of the concave block, bolt holes are respectively formed in the valve body, the concave block and the protection box, a first bolt is connected with the interior of each bolt hole in a threaded manner, and a valve rod is rotatably connected with the interior of the protection box. Through installation second stopper and spacing knot pole, can be so that the valve is opened and shut the back and is spacing through spacing knot pole and the inside spacing pore pair valve rod of second stopper, avoid the valve to be opened by the mistake by the people and close, easy operation when this structure uses to avoid causing the waste because of non-staff's mistake is opened the mistake and is closed to the resource, also avoid causing the potential safety hazard.

Description

Anti-false-opening ball valve

Technical Field

The utility model relates to the technical field of valves, in particular to an anti-false-opening ball valve.

Background

The ball valve is a valve which uses a ball body with a circular through hole as an opening and closing part, the ball body moves along with a valve rod to realize the opening and closing actions, the opening and closing part of the ball valve is a ball body with a hole and rotates around an axis vertical to a channel, thereby achieving the purpose of opening and closing the channel, the ball valve is mainly used for opening and closing the pipeline and the equipment medium, the whole valve and the valve switch of the existing ball valve are exposed outside after the installation, the error opening and closing of the existing ball valve can not be avoided, thereby causing the waste of resources and the like, and because the valve is exposed outside for a long time without any protective device, after the valve is used for a period of time, the valve rod and the interior of the valve are easy to rust and corrode to a certain extent, therefore, the valve is aged, the existing valve is complex to disassemble, assemble and maintain, and the conditions such as maintenance cannot be carried out quickly, so that the resource loss is wasted, and the anti-misoperation ball valve is provided.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides an anti-false-opening ball valve, which solves the problems in the background technology.

In order to realize the purpose, the utility model is realized by the following technical scheme: an anti-misoperation ball valve comprises a valve body, wherein a valve ball is rotatably connected inside the valve body, a concave block is fixedly installed at the top of the valve body, a limiting groove is formed in the top of the valve ball, a concave block is fixedly installed at the top of the concave block, a protective box is fixedly installed at the top of the concave block, bolt holes are formed in the valve body, the concave block and the protective box, a first bolt is connected to the inner threads of the bolt holes, a valve rod is rotatably connected inside the protective box, one end of the valve rod extends to the bottom of the concave block and is matched with the limiting groove, a first limiting block is fixedly installed outside the valve rod and inside the concave block, a first rubber ring is sleeved outside the valve rod and at the bottom of the first limiting block, a hollow column is fixedly installed at the top of the first limiting block, a second limiting block is fixedly installed at the top of the hollow column, the outside of valve rod and the inside fixed mounting that is located hollow post have the third stopper, reset spring is installed at the outside of valve rod and the top that is located the third stopper, two spacing holes have been seted up to the inside of second stopper, one side fixed mounting who goes up the concave part has spacing knot pole, spacing knot pole and spacing hole cooperation, the top fixed mounting of second stopper has the guide arm, the second rubber circle has been cup jointed with the outside of guide arm and the top that is located protection box inside to the valve rod, the third rubber circle has been cup jointed to the top that the other end of valve rod extends to protection box, the top fixed mounting of valve rod has the valve switch.

Preferably, a hole is formed in the valve switch, and one end of the guide rod penetrates through the hole in the valve switch.

Preferably, the top of the protection box is provided with a guide groove, the guide rod is matched with the guide groove, a fourth limiting block is fixedly mounted at the top of the protection box and on one side of the valve switch, and the valve switch is matched with the fourth limiting block.

Preferably, a thread block is fixedly mounted on one side of the protection box, and a second bolt is connected to the inner thread of the thread block.

Preferably, the lower concave block, the upper concave block and the second limiting block are all provided with rotating holes matched with the valve rod.

Preferably, the top of the protection box is provided with a hole matched with the valve rod.

The utility model provides an anti-false-opening ball valve which has the following beneficial effects:

1. this prevent open-type ball valve of mistake through installation second stopper and spacing knot pole, and the valve that can make is spacing through spacing knot pole and the inside spacing pore pair valve rod of second stopper after opening and shutting, avoids the valve to be opened by the mistake by the people and closes by mistake, easy operation when this structure uses to avoid causing the waste because of non-staff's mistake is opened the mistake and is closed to the resource, also avoid causing the potential safety hazard.

2. This prevent open ball valve of mistake through at valve body and valve rod outside installation protection box, can carry out certain protection to internal device, thereby avoids inside device to cause the damage because of external factor to the valve is inside, also avoids outside rainwater, dew infiltration valve inside through installation rubber circle to rust and corrode, cause ageing circumstances to appear, accomplish to avoid causing the wasting of resources's the circumstances after the valve is impaired to appear.

3. This prevent open ball valve of mistake fixes the device through first bolt of installation and second bolt, consequently when the condition such as damage appears in the valve main part inside comparatively convenient carry out dismouting maintenance to it and change to when the valve is impaired, be convenient for maintain it more and change.

Drawings

FIG. 1 is a cross-sectional view of the present invention;

FIG. 2 is a top view of the utility model without the protective case installed;

FIG. 3 is a top view of the present invention;

FIG. 4 is an enlarged view of the utility model at A in FIG. 1.

In the figure: 1. a valve body; 2. a valve ball; 3. a concave block; 4. a limiting groove; 5. a concave block is arranged; 6. a protective case; 7. a first bolt; 8. a valve stem; 9. a first stopper; 10. a first rubber ring; 11. a hollow column; 12. a second limiting block; 13. a third limiting block; 14. a return spring; 15. a limit buckle rod; 16. a limiting hole; 17. a guide bar; 18. a second rubber ring; 19. a third rubber ring; 20. opening and closing a valve; 21. bolt holes; 22. a guide groove; 23. a fourth limiting block; 24. a thread block; 25. and a second bolt.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1 to 4, the present invention provides a technical solution: the utility model provides a prevent open-type ball valve by mistake, including valve body 1, the inside of valve body 1 is rotated and is connected with valve ball 2, the top fixed mounting of valve body 1 has concave piece 3 down, spacing recess 4 has been seted up at the top of valve ball 2, the top fixed mounting of concave piece 3 has concave piece 5, the top fixed mounting of concave piece 5 has protection box 6, through installing protection box 6 in valve body 1 and the 8 outside of valve rod, can carry out certain protection to interior device, thereby avoid inside device to cause the damage to valve inside because of external factor, also avoid external rainwater, dew infiltration valve is inside through installing second rubber circle 18 and third rubber circle 19, thereby rust and corrosion, the condition that causes ageing appears, accomplish to avoid causing the wasting of resources after the valve is impaired to appear, valve body 1, concave piece 3 down, bolt hole 21 has all been seted up with the inside of protection box 6 to concave piece 5, valve body 1 is through seting up bolt hole 21 and concave piece 3 down, the, The upper concave block 5 and the protection box 6 are fixedly installed through the first bolt 7, so that the valve body 1 and devices inside the protection box 6 can be effectively protected, the protection box is also fixed through the first bolt 7 and can be conveniently disassembled and assembled, the first bolt 7 is connected with the inner thread of the bolt hole 21, the valve rod 8 is rotatably connected inside the protection box 6, one end of the valve rod 8 extends to the bottom of the lower concave block 3 and is matched with the limiting groove 4, the first limiting block 9 is fixedly installed on the outer side of the valve rod 8 and is positioned inside the upper concave block 5, the first rubber ring 10 is sleeved on the outer side of the valve rod 8 and is positioned at the bottom of the first limiting block 9, the first rubber ring 10 is mainly used for preventing water from being prevented from leaking into the lower concave block 3, the liquid inside the valve body 1 is prevented from leaking into the lower concave block 3 to damage the upper concave block, the hollow column 11 is fixedly installed at the top of the first limiting block 9, a second limiting block 12 is fixedly installed at the top of the hollow column 11, a third limiting block 13 is fixedly installed at the outer side of the valve rod 8 and inside the hollow column 11, a reset spring 14 is installed at the outer side of the valve rod 8 and at the top of the third limiting block 13, two limiting holes 16 are formed in the second limiting block 12, a limiting buckle rod 15 is fixedly installed at one side of the upper concave block 5, the limiting buckle rod 15 is matched with the limiting holes 16, a guide rod 17 is fixedly installed at the top of the second limiting block 12, a second rubber ring 18 is sleeved at the outer sides of the valve rod 8 and the guide rod 17 and at the top of the inner part of the protection box 6, a third rubber ring 19 is sleeved at the other end of the valve rod 8, which extends to the top of the protection box 6, a valve switch 20 is fixedly installed at the top of the valve rod 8, and by installing the second limiting block 12 and the limiting buckle rod 15, the valve can limit the valve rod 8 through the limiting buckle rod 15 and the limiting holes 16 inside the second limiting block 12 after opening and closing, the structure is simple to operate when in use, so that the waste of resources caused by the false opening and false closing of non-workers is avoided, and the potential safety hazard is also avoided, the hole is formed in the valve switch 20, one end of the guide rod 17 penetrates through the hole in the valve switch 20, the button is fixedly arranged at the top of the guide rod 17, when in use, the guide rod 17 can be driven to be pressed down by pressing the button, so that the valve switch 20 is used for switching, the guide groove 22 is formed at the top of the protective box 6, the guide rod 17 is matched with the guide groove 22, the fourth limiting block 23 is fixedly arranged at the top of the protective box 6 and positioned at one side of the valve switch 20, the valve switch 20 is matched with the fourth limiting block 23, the thread block 24 is fixedly arranged at one side of the protective box 6, the second bolt 25 is connected with the internal thread of the thread block 24, and the device is fixed by installing the first bolt 7 and the second bolt 25, consequently, when the condition such as damage appears in the valve main part inside comparatively convenient carry out dismouting maintenance to it and change to when the valve is impaired, be convenient for more maintain it and change, lower concave block 3, go up concave block 5 and second stopper 12's inside all seted up with valve rod 8 complex commentaries on classics hole, the top of protection box 6 seted up with valve rod 8 complex hole.

In conclusion, this prevent open ball valve by mistake, during the use, when needs open and shut, only need make the guide arm 17 push down and drive first stopper 9 through the button of pressing the valve switch 20 top, hollow post 11 pushes down with second stopper 12, make spacing knot pole 15 and spacing hole 16 part, can rotate

valve switch

20, 2 rotations to the valve ball of valve body 1 inside, thereby the switch, reset spring 14 through the valve rod 8 outside afterwards resets second stopper 12 and hollow post 11 and also first stopper 9, make spacing knot pole 15 and spacing hole 16 carry out the block, can carry out spacingly to it, prevent the open by mistake.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a prevent open-type ball valve of mistake, includes valve body (1), its characterized in that: the valve comprises a valve body (1), a valve ball (2) is rotatably connected inside the valve body (1), a lower concave block (3) is fixedly installed at the top of the valve body (1), a limiting groove (4) is formed in the top of the valve ball (2), an upper concave block (5) is fixedly installed at the top of the lower concave block (3), a protective box (6) is fixedly installed at the top of the upper concave block (5), bolt holes (21) are formed in the valve body (1), the lower concave block (3), the upper concave block (5) and the protective box (6), a first bolt (7) is connected to the inner threads of the bolt holes (21), a valve rod (8) is rotatably connected inside the protective box (6), one end of the valve rod (8) extends to the bottom of the lower concave block (3) and is matched with the limiting groove (4), a first limiting block (9) is fixedly installed outside the valve rod (8) and inside the upper concave block (5), the outside of valve rod (8) and the bottom that is located first stopper (9) have cup jointed first rubber ring (10), the top fixed mounting of first stopper (9) has hollow post (11), the top fixed mounting of hollow post (11) has second stopper (12), the outside of valve rod (8) and the inside fixed mounting that is located hollow post (11) have third stopper (13), reset spring (14) are installed in the outside of valve rod (8) and the top that is located third stopper (13), two spacing holes (16) have been seted up to the inside of second stopper (12), one side fixed mounting who goes up concave block (5) has spacing knot pole (15), spacing knot pole (15) and spacing hole (16) cooperation, the top fixed mounting of second stopper (12) has guide arm (17), second rubber ring (18) have cup jointed in the outside of valve rod (8) and guide arm (17) and the top that is located protection box (6) inside ) The other end of the valve rod (8) extends to the top of the protection box (6) and is sleeved with a third rubber ring (19), and a valve switch (20) is fixedly mounted at the top of the valve rod (8).

2. The anti-false-open ball valve according to claim 1, characterized in that: a hole is formed in the valve switch (20), and one end of the guide rod (17) penetrates through the hole in the valve switch (20).

3. The anti-false-open ball valve according to claim 1, characterized in that: guide slot (22) have been seted up at the top of protection box (6), guide arm (17) and guide slot (22) cooperation, the top of protection box (6) and the one side fixed mounting that is located valve switch (20) have fourth stopper (23), valve switch (20) and fourth stopper (23) cooperation.

4. The anti-false-open ball valve according to claim 1, characterized in that: one side of the protection box (6) is fixedly provided with a thread block (24), and the inner thread of the thread block (24) is connected with a second bolt (25).

5. The anti-false-open ball valve according to claim 1, characterized in that: the lower concave block (3), the upper concave block (5) and the second limiting block (12) are all provided with rotating holes matched with the valve rod (8).

6. The anti-false-open ball valve according to claim 1, characterized in that: the top of the protection box (6) is provided with a hole matched with the valve rod (8).