CN217207857U

CN217207857U - Prevent leaking ball valve rod convenient to dismantle

Info

Publication number: CN217207857U
Application number: CN202123340603.0U
Authority: CN
Inventors: 王金权
Original assignee: Anhui Luosen Intelligent Technology Co ltd
Current assignee: Anhui Luosen Intelligent Technology Co ltd
Priority date: 2021-12-27
Filing date: 2021-12-27
Publication date: 2022-08-16
Anticipated expiration: 2031-12-27

Abstract

The utility model is suitable for the technical field related to the valve rod of a ball valve, and provides a conveniently-disassembled anti-leakage valve rod of a ball valve, which comprises a valve body, a valve rod is arranged above the valve body, the lower end of the valve rod is slidably connected with the outer side of a regulating rod, a first connecting cylinder is fixedly connected with the side surface of the valve body, the inner part of the first connecting cylinder is connected with the valve rod through a first connecting component, the first connecting component comprises a connecting ring fixedly connected with the side surface of the valve rod, and a plurality of first connecting grooves distributed in an inner array of the first connecting cylinder, a first clamping block is slidably connected with the plurality of first connecting grooves, springs for resetting are fixedly connected with the side surfaces of the plurality of first clamping blocks, the side surface of the connecting ring is provided with a first clamping groove matched with the first clamping block, when the valve rod is connected with the regulating rod, the connecting ring is used for clamping the first clamping block in the first clamping groove, the stable connection of the valve rod and the first connecting cylinder is ensured preliminarily.

Description

Prevent leaking ball valve rod convenient to dismantle

Technical Field

The utility model belongs to the technical field of the ball valve rod is relevant, especially, relate to a leak protection ball valve rod convenient to dismantle.

Background

Ball valves have been developed in the century, with the rapid development of science and technology and the continuous improvement of production technology and product structure, in a short time of the year, they have been rapidly developed into a main valve class, which has the action of rotation degree, the cock body is a sphere, has a circular through hole or a channel passing through its axis, the ball valve is mainly used for cutting, distributing and changing the flowing direction of the medium in the pipeline, it only needs the operation of rotation degree and a small rotation torque to close tightly, the ball valve is most suitable for being used as a switch and a cut-off valve, the sphere is driven by a valve rod, and the valve rotating around the axis of the ball valve can also be used for the regulation and control of fluid.

The existing ball valve and the valve rod can not be disassembled generally, the ball valve and the valve rod are easy to damage when in use, when one of the ball valve and the valve rod is damaged, the ball valve and the valve rod need to be replaced together, and the valve rod can not be taken down independently because of being connected with the ball valve, so that the replacement operation is more complicated.

Based on this, a leak-proof ball valve stem which is easy to disassemble and which can solve the above problems is now proposed.

SUMMERY OF THE UTILITY MODEL

The utility model provides a prevent leaking ball valve rod convenient to dismantle aims at solving current ball valve and the valve rod generally can not dismantle, and ball valve and valve rod damage easily when using, need change when one of them damages together, and the valve rod can not take off alone because link together with the ball valve, and changes the comparatively loaded down with trivial details problem of operation.

The utility model discloses a realize like this, a prevent leaking ball valve rod convenient to dismantle, which comprises a valve body, the top of valve body is provided with the valve rod, the lower extreme sliding connection of valve rod is in the outside of adjusting the pole, the first connecting cylinder of side fixedly connected with of valve body, the inboard sliding connection of first connecting cylinder is in the outside of adjusting the pole, the inside of first connecting cylinder is connected with the valve rod through first coupling assembling.

Preferably, the first connecting assembly comprises a connecting ring fixedly connected to the side surface of the valve rod, and a plurality of first connecting grooves distributed in an inner array of the first connecting cylinder, a plurality of first clamping blocks are slidably connected in the first connecting grooves, a spring for resetting is fixedly connected to the side surface of each of the plurality of first clamping blocks, and the first clamping grooves matched with the first clamping blocks are clamped in the side surface of the connecting ring.

Preferably, the outside cover of valve rod is equipped with the second connecting cylinder, a plurality of first joint poles that the side fixedly connected with symmetry of valve rod set up, seted up in the second connecting cylinder with first joint pole complex second joint groove, the side of second connecting cylinder is provided with first external screw thread, the inboard of first connecting cylinder be provided with first external screw thread complex first internal thread.

Preferably, a rubber sealing ring is fixedly connected to the lower end of the second connecting cylinder.

Preferably, the outside cover of second connecting cylinder is equipped with the third connecting cylinder, the side symmetry of second connecting cylinder is provided with a plurality of second joint poles, seted up in the third connecting cylinder with second joint pole complex third joint groove, the inboard of third connecting cylinder is provided with the second internal thread, the outside of first connecting cylinder be provided with second internal thread complex second external thread.

Preferably, a plurality of rotating plates are fixedly connected to a side surface of the third connecting cylinder.

Compared with the prior art, the embodiment of the application mainly has the following beneficial effects:

1. through the setting of first coupling assembling, when the valve rod is connected with the regulation pole, the first joint inslot that the go-between set up first joint piece joint above that has tentatively guaranteed the stable connection of valve rod and first connecting cylinder.

2. Through the setting of second connecting cylinder, rotate the second connecting cylinder for it is inboard that the second connecting cylinder changes over to first connecting cylinder, and further assurance valve rod is connected with the stability of valve body.

3. Through the setting of third connecting cylinder, rotate the third connecting cylinder through the rotor plate for third connecting cylinder and first connecting cylinder are stably connected, and further assurance valve rod is connected with the stability of valve body.

Drawings

Fig. 1 is the utility model provides a convenient to detach prevents leaking the overall structure schematic diagram of ball valve rod.

Fig. 2 is a schematic view of a sectional structure of a leak-proof ball valve rod convenient to disassemble.

Fig. 3 is an enlarged schematic view of a structure at a in fig. 2.

Fig. 4 is an enlarged schematic view of B in fig. 2.

Fig. 5 is a schematic structural view of the valve rod connected with the second connecting cylinder in the anti-leakage ball valve rod convenient to disassemble.

Notations for reference numerals: 1. a valve body; 2. a valve stem; 3. adjusting a rod; 4. a first connecting cylinder; 501. a connecting ring; 502. a first connecting groove; 503. a first clamping block; 504. a spring; 505. a first clamping groove; 601. a second connecting cylinder; 602. a first clamping connection rod; 603. a second clamping groove; 604. a first external thread; 605. a first internal thread; 701. a third connecting cylinder; 702. a second click rod; 703. a third clamping groove; 704. a second internal thread; 705. a second external thread; 8. a rotating plate; 9. a rubber seal ring.

Detailed Description

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs; the terminology used in the description of the application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application; the terms "including" and "having," and any variations thereof in the description and claims of this application and the description of the figures above, are intended to cover non-exclusive inclusions. The terms "first," "second," and the like in the description and claims of this application or in the above-described drawings are used for distinguishing between different objects and not for describing a particular order.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.

The embodiment of the utility model provides a prevent leaking ball valve rod convenient to dismantle, as shown in fig. 1-5, including valve body 1, the top of valve body 1 is provided with valve rod 2, and the lower extreme sliding connection of valve rod 2 is in the outside of adjusting pole 3, the first connecting cylinder 4 of side fixedly connected with of valve body 1, and the inboard sliding connection of first connecting cylinder 4 is in the outside of adjusting pole 3, and the inside of first connecting cylinder 4 is connected with valve rod 2 through first coupling assembling.

The first connecting assembly comprises a connecting ring 501 fixedly connected with the side surface of the valve rod 2 and a plurality of first connecting grooves 502 distributed in an inner side array of the first connecting cylinder 4, a first clamping block 503 is slidably connected in the first connecting grooves 502, a spring 504 for resetting is fixedly connected with the side surface of the first clamping block 503, and a first clamping groove 505 matched with the first clamping block 503 is clamped in the side surface of the connecting ring 501.

When the first connecting assembly is actually used, when the valve rod 2 is connected with the adjusting rod 3, the connecting ring 501 enables the first clamping block 503 to be clamped in the first clamping groove 505 arranged on the connecting ring, and stable connection between the valve rod 2 and the first connecting cylinder 4 is preliminarily ensured.

Further, with reference to fig. 2 and 3, the outside sleeve of the valve rod 2 is provided with a second connecting cylinder 601, the side surface of the valve rod 2 is fixedly connected with a plurality of first clamping rods 602 which are symmetrically arranged, a second clamping groove 603 matched with the first clamping rod 602 is formed in the second connecting cylinder 601, the side surface of the second connecting cylinder 601 is provided with a first external thread 604, and the inside of the first connecting cylinder 4 is provided with a first internal thread 605 matched with the first external thread 604.

The lower end of the second connecting cylinder 601 is fixedly connected with a rubber sealing ring 9.

When the related components are used in practice, after the valve rod 2 is connected with the first connecting cylinder 4, the second connecting cylinder 601 moves downwards on the valve rod 2, and when the valve rod moves to the junction of the first connecting cylinder 4 and the second connecting cylinder 601, the second connecting cylinder 601 is rotated, so that the second connecting cylinder 601 rotates to the inner side of the first connecting cylinder 4, and the stable connection of the valve rod 2 and the valve body 1 is further ensured.

Further, with reference to fig. 4 and 5, a third connecting cylinder 701 is sleeved on the outer side of the second connecting cylinder 601, a plurality of second clamping rods 702 are symmetrically arranged on the side surface of the second connecting cylinder 601, a third clamping groove 703 matched with the second clamping rods 702 is formed in the third connecting cylinder 701, a second internal thread 704 is arranged on the inner side of the third connecting cylinder 701, and a second external thread 705 matched with the second internal thread 704 is arranged on the outer side of the first connecting cylinder 4.

A plurality of rotating plates 8 are fixedly connected to the side surface of the third connecting cylinder 701.

When the related components are actually used, after the second connecting cylinder 601 is stably connected with the first connecting cylinder 4, the third connecting cylinder 701 moves towards the first connecting cylinder 4, and when the second connecting cylinder 601 and the third connecting cylinder 701 reach the junction, the third connecting cylinder 701 is rotated through the rotating plate 8, so that the third connecting cylinder 701 is stably connected with the first connecting cylinder 4, and the stable connection between the valve rod 2 and the valve body 1 is further ensured.

When the valve rod 2 is disassembled, the processes are only required to be reversely carried out.

To sum up, the utility model discloses a theory of operation does: when the valve rod 2 is connected with the adjusting rod 3, the connecting ring 501 clamps the first clamping block 503 in the first clamping groove 505 arranged on the first clamping block; after the valve rod 2 is connected with the first connecting cylinder 4, the second connecting cylinder 601 moves downwards on the valve rod 2, and when the valve rod moves to the junction of the first connecting cylinder 4 and the second connecting cylinder 601, the second connecting cylinder 601 is rotated, so that the second connecting cylinder 601 rotates to the inner side of the first connecting cylinder 4; after the second connecting cylinder 601 is stably connected with the first connecting cylinder 4, the third connecting cylinder 701 moves towards the first connecting cylinder 4, and when the third connecting cylinder 701 moves to the junction of the second connecting cylinder 601 and the third connecting cylinder 701, the third connecting cylinder 701 is rotated through the rotating plate 8.

The above description is only for the preferred embodiment of the present invention, and should not be construed as limiting the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. The utility model provides a prevent leaking ball valve rod convenient to dismantle, includes valve body (1), its characterized in that, the top of valve body (1) is provided with valve rod (2), the lower extreme sliding connection of valve rod (2) is in the outside of adjusting pole (3), the first connecting cylinder (4) of side fixedly connected with of valve body (1), the inboard sliding connection of first connecting cylinder (4) is in the outside of adjusting pole (3), the inside of first connecting cylinder (4) is connected with valve rod (2) through first coupling assembling.

2. A leak-proof ball valve stem convenient for disassembly as claimed in claim 1, wherein the first connection assembly comprises a connection ring (501) fixedly connected to the side of the valve stem (2), and a plurality of first connection grooves (502) distributed in the inner side array of the first connection cylinder (4), a first clamping block (503) is slidably connected in the plurality of first connection grooves (502), a spring (504) for resetting is fixedly connected to each side of the plurality of first clamping blocks (503), and a first clamping groove (505) matched with the first clamping block (503) is clamped on the side of the connection ring (501).

3. A leak-proof ball valve rod convenient for disassembly according to claim 1, wherein a second connecting cylinder (601) is sleeved on the outer side of the valve rod (2), a plurality of first clamping rods (602) symmetrically arranged are fixedly connected to the side surface of the valve rod (2), a second clamping groove (603) matched with the first clamping rod (602) is formed in the second connecting cylinder (601), a first external thread (604) is formed on the side surface of the second connecting cylinder (601), and a first internal thread (605) matched with the first external thread (604) is formed on the inner side of the first connecting cylinder (4).

4. A leak-proof ball valve stem easy to disassemble according to claim 3, wherein a rubber sealing ring (9) is fixedly connected to the lower end of the second connecting cylinder (601).

5. A leak-proof ball valve rod convenient for disassembly according to claim 4, wherein a third connecting cylinder (701) is sleeved on the outer side of the second connecting cylinder (601), a plurality of second clamping rods (702) are symmetrically arranged on the side surface of the second connecting cylinder (601), a third clamping groove (703) matched with the second clamping rods (702) is formed in the third connecting cylinder (701), a second internal thread (704) is arranged on the inner side of the third connecting cylinder (701), and a second external thread (705) matched with the second internal thread (704) is arranged on the outer side of the first connecting cylinder (4).

6. A leak-proof ball valve stem convenient to disassemble as claimed in claim 5, wherein a plurality of rotating plates (8) are fixedly connected to the side of said third connecting cylinder (701).