CN211525667U

CN211525667U - Handle butt-clamping butterfly valve convenient for replacing spring

Info

Publication number: CN211525667U
Application number: CN202020022331.6U
Authority: CN
Inventors: 王福泽
Original assignee: Fujian Xingda Valve Manufacturing Co ltd
Current assignee: Fujian Xingda Valve Manufacturing Co ltd
Priority date: 2020-01-07
Filing date: 2020-01-07
Publication date: 2020-09-18
Anticipated expiration: 2030-01-07

Abstract

The utility model provides a handle butt clamp butterfly valve convenient to change spring, its structure includes the valve body, open and close the structure and locate the valve body upper end, open and close the inside valve rod that is equipped with of structure, the valve rod top is equipped with the handle, open and close the structure upper end and be equipped with the spacing dish that limits the handle, the handle includes fixed handle and centre gripping handle, the fixed handle lower extreme is located to the centre gripping handle, and adopt hinge swing joint, centre gripping handle one end is equipped with the fixture block, the other end is the handle structure, the slope is equipped with the movable rod between handle structure and the fixed handle, still include fixed thread block, the internal thread hole, a spring, the locating piece, the internal thread hole slope is located in the fixed handle, fixed thread block screw thread joins in marriage the hole, the spring housing is in the movable rod outer lane, be equipped.

Description

Handle butt-clamping butterfly valve convenient for replacing spring

Technical Field

The utility model relates to a handle butt clamp butterfly valve convenient to change spring belongs to handle butt clamp butterfly valve field.

Background

When a spring on the handle is damaged or loses elasticity, the whole handle needs to be disassembled to replace the spring, so that the existing handle butt-clamp butterfly valve is inconvenient.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a handle is to pressing from both sides butterfly valve convenient to change spring to when solving current handle and to pressing from both sides the spring damage on the butterfly valve as the handle or lose elasticity, need unpack whole handle apart and change the spring, comparatively inconvenient problem.

In order to achieve the above purpose, the present invention is realized by the following technical solution: a handle opposite-clamping butterfly valve convenient for replacing a spring structurally comprises a valve body and an opening and closing structure, wherein the opening and closing structure is arranged at the upper end of the valve body, a valve rod is arranged inside the opening and closing structure, a handle is arranged at the top of the valve rod, a limiting disc for limiting the handle is arranged at the upper end of the opening and closing structure, the handle comprises a fixed handle and a clamping handle, the clamping handle is arranged at the lower end of the fixed handle and movably connected through a hinge, a clamping block is arranged at one end of the clamping handle, a handle structure is arranged at the other end of the clamping handle, a movable rod is obliquely arranged between the handle structure and the fixed handle, the handle opposite-clamping butterfly valve further comprises a fixed thread block, an inner thread hole, a spring and a positioning block, the inner thread hole is obliquely arranged in the fixed handle, the fixed thread block is threaded into the inner thread hole, and the other end of the positioning block is movably matched with the positioning block, and the bottom of the positioning block is provided with a sliding chute corresponding to the movable rod.

Further, the inner diameter of the bottom of the internal thread hole is larger than the outer diameter of the spring.

Further, the spring is arranged between the positioning block and the fixed thread block.

Further, the positioning block is used for limiting the rotation of the movable rod.

Further, the fixing thread block can be screwed out of the top of the internal thread hole.

Further, the inner side of the internal thread hole is of a convex structure, and when the fixed thread block is screwed to the middle of the internal thread hole, the fixed thread block is limited by the convex structure.

The utility model has the advantages that: the handle of the handle butt-clamping butterfly valve is provided with a structure for conveniently replacing the spring, so that the convenience for maintenance and replacement of workers is effectively improved.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic structural view of a handle butt-clamp butterfly valve with a spring convenient to replace according to the present invention;

fig. 2 is a schematic view of a cross-sectional structure of a handle according to the present invention.

In the figure: the valve comprises a valve body-1, an opening and closing structure-2, a handle-4, a limiting disc-3, a fixed handle-401, a clamping handle-402, a movable rod-403, a fixed thread block-404, an internal thread hole-405, a spring-406, a positioning block-407 and a chute-408.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1 and 2, the present invention provides a technical solution of a handle butt-clamping butterfly valve convenient for replacing a spring: the structure of the valve comprises a valve body 1 and an opening and closing structure 2, wherein the opening and closing structure 2 is arranged at the upper end of the valve body 1, a valve rod is arranged in the opening and closing structure 2, a handle 4 is arranged at the top of the valve rod, a limiting disc 3 for limiting the handle 4 is arranged at the upper end of the opening and closing structure 2, the handle 4 comprises a fixed handle 401 and a clamping handle 402, the clamping handle 402 is arranged at the lower end of the fixed handle 401 and movably connected by a hinge, a clamping block is arranged at one end of the clamping handle 402, a handle structure is arranged at the other end of the clamping handle, a movable rod 403 is obliquely arranged between the handle structure and the fixed handle 401, the valve further comprises a fixed thread block 404, an internal thread hole 405, a spring 406 and a positioning block 407, the internal thread hole 405 is obliquely arranged in the fixed handle 401, the fixed thread block 404 is in threaded with, one end of the movable rod 403 is embedded in the bottom of the fixed threaded block 404 and is connected with the bottom of the fixed threaded block by threads, the other end of the movable rod is movably matched with the positioning block 407, a sliding groove 408 corresponding to the movable rod 403 is formed in the bottom of the positioning block 407, the inner diameter of the bottom of the internal threaded hole 405 is larger than the outer diameter of the spring 406, the spring 406 is arranged between the positioning block 407 and the fixed threaded block 404, the positioning block 407 is used for limiting the rotation of the movable rod 403, the fixed threaded block 404 can be screwed out from the top of the internal threaded hole 405, the inner side of the internal threaded hole 405 is of a convex structure, and when the fixed threaded block 404 is screwed to the middle of the.

For example, when the spring 406 is damaged or loses elasticity, a tool can be used to directly unscrew the fixed threaded block 404 from the top of the internal threaded hole 405, in the process of unscrewing, the movable rod 403 is limited by the positioning block 407 and cannot rotate, and when the movable rod 403 moves upwards to a certain extent, the positioning block 407 limits the fixed threaded block to move any more, so that along with the unscrewing of the fixed threaded block 404, the movable rod 403 also unscrews the fixed threaded block 404, then the spring 406 can be pushed in from the bottom of the internal threaded hole 405, finally the spring 406 is taken out from the top of the internal threaded hole 405 for replacement, a new spring 406 is fitted in from the top of the internal threaded hole 405, the movable rod 403 is sleeved again, and finally the fixed threaded block 404 is screwed into the internal threaded hole 405, so that the assembly and replacement work is completed.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a handle butt clamp butterfly valve convenient to change spring which characterized in that: the structure of the valve comprises a valve body (1) and an opening and closing structure (2), wherein the opening and closing structure (2) is arranged at the upper end of the valve body (1), a valve rod is arranged in the opening and closing structure (2), a handle (4) is arranged at the top of the valve rod, a limiting disc (3) for limiting the handle (4) is arranged at the upper end of the opening and closing structure (2), the handle (4) comprises a fixed handle (401) and a clamping handle (402), the clamping handle (402) is arranged at the lower end of the fixed handle (401) and movably connected through a hinge, a clamping block is arranged at one end of the clamping handle (402), the other end of the clamping handle is of a handle structure, a movable rod (403) is obliquely arranged between the handle structure and the fixed handle (401), the valve further comprises a fixed thread block (404), an internal thread hole (405), a spring (406) and a positioning block, the handle is characterized in that the fixed thread block (404) is in threaded fit with an internal thread hole (405), the spring (406) is sleeved on the outer ring of the movable rod (403), the positioning block (407) is arranged on the handle structure, one end of the movable rod (403) is embedded at the bottom of the fixed thread block (404) and is in threaded connection, the other end of the movable rod is movably fitted in the positioning block (407), and a sliding groove (408) corresponding to the movable rod (403) is arranged at the bottom of the positioning block (407).

2. The handle butt-clamp butterfly valve convenient for spring replacement of claim 1, wherein: the inner diameter of the bottom of the internal thread hole (405) is larger than the outer diameter of the spring (406).

3. The handle butt-clamp butterfly valve convenient for spring replacement of claim 1, wherein: the spring (406) is arranged between the positioning block (407) and the fixed thread block (404).

4. The handle butt-clamp butterfly valve convenient for spring replacement of claim 1, wherein: the positioning block (407) is used for limiting the rotation of the movable rod (403).

5. The handle butt-clamp butterfly valve convenient for spring replacement of claim 1, wherein: the fixed thread block (404) can be screwed out from the top of the internal thread hole (405).

6. The handle butt-clamp butterfly valve convenient for spring replacement of claim 1, wherein: the inner side of the internal thread hole (405) is of a convex structure, and when the fixed thread block (404) is screwed to the middle part of the internal thread hole (405), the fixed thread block (404) is limited by the convex structure.