CN223839836U

CN223839836U - Butterfly valve convenient to overhaul

Info

Publication number: CN223839836U
Application number: CN202520437882.1U
Authority: CN
Inventors: 吕紫云; 吕紫荣
Original assignee: Shanghai Hugong Valve Manufacturing Co ltd
Current assignee: Shanghai Hugong Valve Manufacturing Co ltd
Priority date: 2025-03-13
Filing date: 2025-03-13
Publication date: 2026-01-27
Anticipated expiration: 2035-03-13

Abstract

The utility model discloses a butterfly valve convenient to overhaul, which comprises a valve body. According to the utility model, the first pipe body is connected with the second flange through the second fixing bolt, the second sealing ring and the fixing nut, one end of the third method connection is connected with the first pipe body, the first pipe body moves in the mixing cylinder through the movable plug, the first sealing ring in the convex block is driven to fix the first pipe body through rotating the first fixing bolt, meanwhile, the water is prevented from being discharged through the arranged first sealing ring, the first pipe body flows out through the convex block and the first sealing ring through the convex block, the water passing through gap is reduced, the joint of the first pipe body and the valve body is disassembled, and meanwhile, the first pipe body stretches through the second pipe body, so that the inside of the valve body is convenient to overhaul and maintain, meanwhile, the operation space of staff is increased, and the practicability of the device is improved.

Description

Butterfly valve convenient to overhaul

Technical Field

The utility model relates to the technical field of pipeline valves, in particular to a butterfly valve convenient to overhaul.

Background

The butterfly valve is also called as a flap valve, and is a valve which has a simple structure and can be used for opening and closing low-pressure pipeline media.

When the butterfly valve is detached, due to long-time work, two pipelines connected with the butterfly valve and the two pipelines can be pressed or adhered with each other along with time and pressure, even if bolts of the flange are detached, the two pipelines can not be directly taken out, in such a case, a mineral length device is often used for expanding the space between the butterfly valve and the pipelines, so that the butterfly valve can be taken out, but under the condition of lack of the expander, the connecting end plane is damaged by prying by using other tools, the later sealing effect is affected, and therefore, the butterfly valve which is conveniently taken out without using the expander under the condition of pressing or adhering is needed.

Disclosure of utility model

In order to solve the problems presented by the above, the utility model provides a butterfly valve convenient to overhaul, and further solves the problems in the background technology.

In order to solve the problems, the utility model adopts the following specific technical scheme:

The utility model provides a butterfly valve convenient to overhaul, includes the valve body, valve body one side surface is provided with the second flange, and second flange one side surface is provided with the recess to be provided with the second sealing washer in the recess, logical groove has been seted up to second flange one side surface, and has inserted second fixing bolt in logical groove, the second flange has the third flange through second fixing bolt connection, third flange one side surface is connected with first body, and first body grafting is in the second body.

Further, the second body one side surface is provided with the lug, and lug top surface is provided with first fixing bolt, lug bottom surface is provided with first sealing washer, and first sealing washer sets up in the second body.

Further, the second fixing bolt is in threaded connection with a fixing nut.

Further, a first flange is arranged on one side surface of the valve body.

Further, a fourth flange is arranged on one side surface of the second pipe body.

Further, a plurality of protruding blocks are arranged on one side surface of the second pipe body.

Compared with the prior art, the utility model provides the butterfly valve convenient to overhaul, which has the following beneficial effects:

(1) According to the utility model, the first pipe body, the second pipe body, the protruding block and the first sealing ring are adopted, in the actual use process, the first pipe body is connected through the second flange through the second fixing bolt, the second sealing ring and the fixing nut, one end of the third method is connected with the first pipe body, the first pipe body moves in the mixing cylinder through the movable plug, the first sealing ring in the protruding block is driven to fix through rotating the first fixing bolt, meanwhile, water is prevented from being discharged through the first sealing ring, the first pipe body flows out through the protruding block and the first sealing ring through gaps, the joint of the first pipe body and the valve body is disassembled, and meanwhile, the first pipe body stretches out and draws back through the second pipe body, so that overhaul and maintenance are conveniently carried out inside the valve body, meanwhile, the operation space of staff is increased, and the practicability of the device is improved.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of a butterfly valve for easy access according to the present utility model;

FIG. 2 is a schematic view of the internal structure of a butterfly valve of the present utility model for easy access;

FIG. 3 is a schematic view of the structure of the valve body of the present utility model;

fig. 4 is an enlarged view of a butterfly valve of the present utility model for easy access.

In the figure:

1. The valve comprises a valve body, a first flange, a second flange, a first pipe body, a second pipe body, a third flange, a 7, a convex block, a first fixing bolt, a 9, a fourth flange, a 10, a groove, a 11, a first sealing ring, a 12, a second fixing bolt, a 13, a fixing nut, a 14, a second sealing ring and a 15 through groove.

Detailed Description

For the purpose of further illustrating the various embodiments, the present utility model provides the accompanying drawings, which are a part of the disclosure of the present utility model, and which are mainly used to illustrate the embodiments and, together with the description, serve to explain the principles of the embodiments, and with reference to these descriptions, one skilled in the art will recognize other possible implementations and advantages of the present utility model, wherein elements are not drawn to scale, and like reference numerals are generally used to designate like elements.

According to the embodiment of the utility model, the butterfly valve convenient to overhaul is provided.

The utility model is further described with reference to the accompanying drawings and the specific implementation manner, as shown in fig. 1-4, the butterfly valve convenient to overhaul according to the embodiment of the utility model comprises a valve body 1, wherein a second flange 3 is arranged on one side surface of the valve body 1, a groove 10 is arranged on one side surface of the second flange 3, a second sealing ring 14 is arranged in the groove 10, a through groove 15 is formed on one side surface of the second flange 3, a second fixing bolt 12 is inserted into the through groove 15, the second flange 3 is connected with a third flange 6 through the second fixing bolt 12, a first pipe body 4 is connected on one side surface of the third flange 6 and inserted into the second pipe body 5, the first pipe body 4 stretches out and draws back through the second pipe body 5, and overhaul hazard to the valve body 1 is facilitated after the first pipe body 4 is disassembled.

In one embodiment, a bump 7 is disposed on one side surface of the second pipe body, a first fixing bolt 8 is disposed on the top surface of the bump 7, a first sealing ring 11 is disposed on the bottom surface of the bump 7, the first sealing ring 11 is disposed in the second pipe body 5, and the first sealing ring 11 is driven by the rotation of the fixing bolt to clamp the first pipe body 4.

In one embodiment, the second fixing bolt 12 is screwed with a fixing nut 13.

In one embodiment, one side surface of the valve body 1 is provided with a first flange 2.

In one embodiment, the second pipe body 5 is provided with a fourth flange 9 on one side surface.

In one embodiment, the plurality of the protruding blocks 7 are provided in total, and the plurality of protruding blocks 7 are provided on one side surface of the second pipe body 5.

The working principle is that the first pipe body 4 is connected with the second flange 3 through the second fixing bolt 12, the second sealing ring 14 and the fixing nut 13, one end of the third connecting pipe is connected with the first pipe body 4, the first pipe body 4 moves in the mixing cylinder through the movable plug, the first sealing ring 11 in the convex block 7 is driven to fix the first pipe body 4 through the rotating first fixing bolt 8, meanwhile, the first pipe body prevents water from being discharged through the arranged first sealing ring 11, the first pipe body flows out through gaps through the convex block 7 and the first sealing ring 11, the water is reduced, the joint of the first pipe body 4 and the valve body 1 is disassembled, meanwhile, the first pipe body 4 stretches out and draws back through the second pipe body 5, so that the inside of the valve body 1 is overhauled and maintained conveniently, the operation space of workers is increased, and the practicability of the device is improved.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed, mechanically connected, electrically connected, directly connected, or indirectly connected through an intermediate medium, and may be a communication between two elements or an interaction relationship between two elements, unless explicitly specified otherwise, and it will be understood by those of ordinary skill in the art that the above terms are in specific terms of the present utility model as appropriate.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. The utility model provides a butterfly valve convenient to overhaul, includes valve body (1), its characterized in that, valve body (1) one side surface is provided with second flange (3), and second flange (3) one side surface is provided with recess (10) to be provided with second sealing washer (14) in recess (10), logical groove (15) have been seted up on second flange (3) one side surface, and peg graft in logical groove (15) have second fixing bolt (12), second flange (3) are connected with third flange (6) through second fixing bolt (12), third flange (6) one side surface connection has first body (4), and first body peg graft in second body (5).

2. The butterfly valve convenient to overhaul according to claim 1, wherein a bump (7) is arranged on one side surface of the second pipe body, a first fixing bolt (8) is arranged on the top surface of the bump (7), a first sealing ring (11) is arranged on the bottom surface of the bump (7), and the first sealing ring (11) is arranged in the second pipe body (5).

3. A butterfly valve according to claim 1, characterized in that said second fixing bolt (12) is screwed with a fixing nut (13).

4. The butterfly valve convenient to overhaul according to claim 1, wherein a first flange (2) is arranged on one side surface of the valve body (1).

5. The butterfly valve according to claim 1, characterized in that a fourth flange (9) is provided on a side surface of the second pipe body (5).

6. A butterfly valve according to claim 2, wherein a plurality of the projections (7) are provided, and the plurality of projections (7) are provided on a side surface of the second pipe body (5).