CN217234476U

CN217234476U - Handle and valve rod integrated ball valve

Info

Publication number: CN217234476U
Application number: CN202220959543.6U
Authority: CN
Inventors: 龚斌辉; 葛兵; 孙仁于; 黄鑫; 宋良
Original assignee: Zhejiang Valogin Technology Co ltd
Current assignee: Zhejiang Valogin Technology Co ltd
Priority date: 2022-04-24
Filing date: 2022-04-24
Publication date: 2022-08-19
Anticipated expiration: 2032-04-24

Abstract

The utility model provides a handle and valve rod integrated ball valve belongs to valve technical field. It has solved the inconvenient problem of current valve rod and handle assembly. This handle and valve rod integrated ball valve, including the valve body and set up the case in the valve body, the valve body top has the protrusion and is annular neck, and the ball valve is still including being shaft-like connecting piece, connecting piece formula structure as an organic whole, the inner of connecting piece pass the neck hole and with case circumference is fixed, wear out the outer end of connecting piece the tip of neck and connecting piece outer end has the convex operation portion that is the platykurtic. This handle and valve rod integrated ball valve has the convenient advantage of assembly.

Description

Handle and valve rod integrated ball valve

Technical Field

The utility model belongs to the technical field of the valve, a handle and valve rod integrated ball valve is related to.

Background

The structure of ball valve generally includes the valve body, sets up valve ball and the valve rod in the valve body, and the inner of valve rod stretches into in the valve body and is connected with the valve ball, and the outer end of valve rod is worn out the valve body and is linked firmly with the handle. When the valve is used, the valve ball is driven by the valve rod and rotates around the axis of the valve rod, and the valve body can flow through the valve rod to regulate and control the opening and closing of the valve body through the rotation of the through hole formed in the valve ball.

The ball valve is widely used due to its simple structure and good reliability. However, in the assembly process of the ball valve, the outer end of the valve rod and the handle are often fixed by screws, and in the screw installation process, if the screw thread screwing degree is insufficient, the valve rod is easy to loosen or even fall off in the subsequent use process; if the screw thread is excessively screwed in, the screw thread is easily damaged, and the assembly is inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the above-mentioned problem that prior art exists, provide a handle and valve rod integrated ball valve, solved the inconvenient problem of current valve rod and handle assembly.

The purpose of the utility model can be realized by the following technical proposal:

the utility model provides a ball valve of handle and valve rod integration, includes the valve body and sets up the case in the valve body, the valve body top has the protrusion and is annular neck, its characterized in that, ball valve still including being shaft-like connecting piece, connecting piece formula structure as an organic whole, the inner of connecting piece pass the neck hole and with case circumference is fixed, wear out the outer end of connecting piece the tip of neck and connecting piece outer end has the convex operating portion that is the platykurtic.

The handle and the valve rod are integrated to form an independent connecting piece, the inner end of the connecting piece is circumferentially fixed with the valve core to achieve the function of the valve rod, the flat operating part protruding from the outer end of the connecting piece is used for a user to operate, and the handle and the valve rod are prevented from being assembled on the basis of integrating the functions of the handle and the valve rod.

In the handle and valve rod integrated ball valve, the side part of the connecting piece, which penetrates out of the neck part, is provided with a first protruding locking part, a first locking hole is formed in the first locking part in a penetrating mode along the axial direction of the connecting piece, the outer side of the neck part is provided with a second protruding locking part, a second locking hole is formed in the second locking part in a penetrating mode along the axial direction of the connecting piece, and when the connecting piece drives the valve core to rotate to be turned off and water is discharged, the first locking hole and the second locking hole are opposite in position. When water needs to be shut off, the connecting piece is rotated to drive the valve core to rotate to shut off the water, no water is supplied to the ball valve, at the moment, the first locking hole is opposite to the second locking hole in position, and the circumferential position between the connecting piece and the valve body can be locked by the lock which sequentially penetrates through the first locking hole and the second locking hole, so that the valve is prevented from being opened by other people at will.

As another situation, in the above ball valve with an integrated handle and valve stem, a screw is connected to a locking hole i of the locking part i in a threaded manner, a recessed groove with a non-circular cross section is formed at an end of the screw, which is far away from the locking hole ii, and the end of the screw can extend into the locking hole ii when the screw is screwed in along the thread. The screw rod needs to be locked and unlocked through the tool matched with the groove in shape, only one tool is needed to unlock and lock, and the use is convenient.

In the handle and valve rod integrated ball valve, one side of the connecting piece, which penetrates out of the neck, is also provided with a limiting part which protrudes and is turned over towards one side of the valve body, and when the connecting piece drives the valve core to rotate to cut off the water, the side part of the limiting part can abut against the side wall of the second locking part. The side part of the limiting part is abutted against the side part of the locking part II to play a limiting role, so that the excessive rotation of the connecting piece is prevented, and the accuracy of the water cut-off position and the accuracy of the position right opposite to the locking hole I and the locking hole II can be ensured.

In the above ball valve with the integrated handle and valve rod, the inner side of the neck is provided with a first concave annular clamping groove, the outer side of the connecting piece is correspondingly provided with a second concave clamping groove, a clamp spring in an annular shape is arranged in the first clamping groove, and the clamp spring partially extends into the second clamping groove. The axial positions of the connecting piece and the valve body are locked through the clamp spring, and illegal disassembly is avoided.

Compared with the prior art, the handle and valve rod integrated ball valve has the following advantages:

1. the integrated connecting piece integrates the functions of the handle and the valve rod, the assembly between the handle and the valve rod is avoided, and the assembly efficiency of the ball valve is improved.

2. Through the arrangement of the first locking hole and the second locking hole, the ball valve can be locked by adopting a lock to close water, and management is convenient.

Drawings

Fig. 1 is a schematic structural view of the handle and valve stem integrated ball valve.

Fig. 2 is a schematic cross-sectional view of the handle and stem integrated ball valve.

In the figure, 1, a valve body; 2. a valve core; 3. a neck portion; 4. a connecting member; 5. an operation unit; 6. A first locking part; 7. a second locking part; 8. a first locking hole; 9. a second locking hole; 10. a clamp spring; 11. a limiting part; 12. a first clamping groove; 13. and a second clamping groove.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

Example one

As shown in fig. 1 and fig. 2, the handle and valve rod integrated ball valve includes a valve body 1 and a valve core 2 disposed in the valve body 1, and the top of the valve body 1 has a neck 3 protruding upwards and having a circular shape. The ball valve also comprises a connecting piece 4 in a round rod shape, and the connecting piece 4 is of an integrated structure. The inner end of the connecting piece 4 penetrates through the inner hole of the neck part 3 and is fixed with the valve core 2 in the circumferential direction, the outer end of the connecting piece 4 penetrates through the neck part 3, and the end part of the outer end of the connecting piece 4 is provided with a protruding flat operating part 5. In the embodiment, the end part of the inner end of the connecting piece 4 is a flat part with a rectangular section, the top of the valve core 2 is provided with a concave straight groove, the width of the straight groove is slightly larger than that of the flat part, and the flat part extends into the straight groove; the operation portion 5 is columnar and has a substantially rectangular cross section.

The lateral part of connecting piece 4 has two seal grooves and a draw-in groove two 13 that recess all is the annular and the axial distribution of three along connecting piece 4, and draw-in groove two 13 is located two seal grooves top. Sealing rings are arranged in the two sealing grooves, and the two sealing rings partially extend out of the sealing grooves and are abutted against the inner wall of the neck 3 for sealing; the inner side of the neck 3 is provided with a concave annular clamping groove I12, an annular clamping spring 10 is arranged in the clamping groove I12, and the part of the clamping spring 10 extends into a clamping groove II 13, so that the valve body 1 and the connecting piece 4 are axially fixed.

The side part of the connecting piece 4 penetrating out of the neck part 3 is provided with a first locking part 6 which horizontally protrudes to form a plate shape, the outer side of the neck part 3 is provided with a second locking part 7 which horizontally protrudes to form a plate shape, and when the connecting piece 4 drives the valve core 2 to rotate to turn off water, the first locking part 6 is opposite to the second locking part 7. In this embodiment, a first locking hole 8 is formed in the first locking portion 6 in a penetrating manner along the axial direction of the connecting member 4, a second locking hole 9 is formed in the second locking portion 7 in a penetrating manner along the axial direction of the connecting member 4, and both the first locking hole 8 and the second locking hole 9 are round holes and have the same size.

In order to facilitate positioning during locking, one side of the connecting piece 4, which penetrates out of the neck part 3, is also provided with a limiting part 11 protruding in an arc-shaped sheet shape, the lower end of the limiting part 11 extends downwards, and when the connecting piece 4 drives the valve core 2 to rotate to cut off water, the side part of the limiting part 11 can abut against the side part of the locking part 7.

When the valve needs to be locked, the connecting piece 4 is rotated through the operating part 5 until the limiting part 11 abuts against the locking part II 7, at the moment, the locking part I is opposite to the locking part II, the locking hole I8 is opposite to the locking hole II 9, the valve ball cuts off water passing in the valve body 1, the valve ball penetrates through the locking hole I8 and the locking hole II 9 in sequence by the lock and then is locked, and the valve cannot be opened by water.

Example two

The technical solution of the present embodiment is substantially the same as the first embodiment, except that: a screw rod is connected with the inner thread of the locking hole I8 on the locking part I6, the axial direction of the screw rod is consistent with the axial direction of the connecting piece 4, the upper end part of the screw rod is provided with a concave groove with a non-circular cross section, specifically, the concave groove can be square, triangular, regular hexagon and the like, and the screw rod can be screwed in along the thread by being inserted into the groove in cooperation with a corresponding special tool, so that the lower end of the screw rod extends into the locking hole II 9 to lock the circumferential position between the valve body 1 and the connecting piece 4.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. The utility model provides a handle and valve rod integrated ball valve, includes valve body (1) and sets up case (2) in valve body (1), valve body (1) top has the protrusion to be annular neck (3), its characterized in that, ball valve still including being shaft-like connecting piece (4), connecting piece (4) formula structure as an organic whole, the inner of connecting piece (4) pass neck (3) hole and with case (2) circumference is fixed, wear out the outer end of connecting piece (4) the tip of neck (3) and connecting piece (4) outer end has convex operation portion (5) that are the platykurtic.

2. The handle and valve rod integrated ball valve according to claim 1, wherein a protruding first locking portion (6) is arranged on the side portion, penetrating out of the neck portion (3), of the connecting piece (4), a first locking hole (8) penetrates through the first locking portion (6) in the axial direction of the connecting piece (4), a protruding second locking portion (7) is arranged on the outer side of the neck portion (3), a second locking hole (9) penetrates through the second locking portion (7) in the axial direction of the connecting piece (4), and when the connecting piece (4) drives the valve core (2) to rotate to shut off water, the first locking hole (8) and the second locking hole (9) are opposite in position.

3. A handle and valve stem integrated ball valve according to claim 2, wherein a screw is threaded into the locking hole one (8) of the locking part one (6), the end of the screw, which is far away from the locking hole two (9), is provided with a concave groove with a non-circular cross section, and the end of the screw can extend into the locking hole two (9) when the screw is screwed in along the thread.

4. The handle and valve rod integrated ball valve according to claim 2 or 3, wherein a limiting part (11) which protrudes and is folded towards one side of the valve body (1) is further arranged on one side of the connecting piece (4) which penetrates through the neck part (3), and when the connecting piece (4) drives the valve core (2) to rotate to cut off water passing, the side part of the limiting part (11) can abut against the side wall of the second locking part (7).

5. A handle and valve stem integrated ball valve according to any one of claims 1 to 4, wherein the neck (3) is provided with a recessed annular first clamping groove (12) on the inner side, the connecting piece (4) is correspondingly provided with a recessed second clamping groove (13) on the outer side, a ring-shaped clamping spring (10) is arranged in the first clamping groove (12), and part of the clamping spring (10) extends into the second clamping groove (13).