CN220396638U - Vacuum valve convenient to dismouting - Google Patents

Abstract

The utility model relates to the technical field of vacuum valves, in particular to a vacuum valve convenient to assemble and disassemble. It is unfavorable for the butt joint head end to adjust to current vacuum valve, because the pipeline is fixed setting generally, and then the interval between two pipelines is set for in advance generally, and then is inconvenient for taking down vacuum valve from the pipeline when dismantling, otherwise, can lead to the problem of installation difficulty, proposes following technical scheme: the valve comprises a valve body and a pipeline, connectors capable of being adjusted in a sliding mode are symmetrically arranged in the valve body, and flanges which are used for connecting auxiliary connectors with the pipeline in a sealing mode are arranged at the end portions of the two connectors. The utility model realizes the adjustment of the extension length of the joint according to the interval between the two pipelines, thereby avoiding the influence of the excessive or the insufficient interval between the two pipelines on the disassembly and the assembly of the valve body, and further providing convenience for the subsequent disassembly and assembly work.

Description

Vacuum valve convenient to dismouting

Technical Field

The utility model relates to the technical field of vacuum valves, in particular to a vacuum valve which is convenient to disassemble and assemble.

Background

A vacuum valve is a device for controlling and regulating the flow of gas in a vacuum system. They are commonly used in the field of vacuum technology, such as scientific research, industrial manufacturing, and laboratory applications. The main purpose of the vacuum valve is to open or close the gas channel and control the flow of gas by adjusting the opening of the valve. These valves typically consist of a valve body, a valve cap, a valve core, a sealing device, and the like. Vacuum valves can be classified into manual valves, electric valves, pneumatic valves, and the like according to specific design and functional requirements. The vacuum valve is typically mounted to the pipe by a flange. The flange is a common mode for connecting pipelines and equipment, provides reliable sealing and connection performance, is convenient for operators to operate and disassemble, and provides convenience for the operators to disassemble and assemble.

However, the existing vacuum valve is not beneficial to adjusting the butt joint end, and because the pipelines are usually fixedly arranged, the distance between the two pipelines is usually preset, and then the vacuum valve is inconvenient to take down from the pipelines during disassembly, otherwise, the installation is difficult, and in view of the fact, the vacuum valve convenient to disassemble and assemble is provided.

Disclosure of Invention

The utility model aims to solve the problems in the background art and provides a vacuum valve convenient to assemble and disassemble.

The technical scheme of the utility model is as follows: the utility model provides a vacuum valve convenient to dismouting, includes valve body and pipeline, the symmetry is provided with the joint that can carry out sliding adjustment in the valve body, two auxiliary joint and pipeline sealing connection's flange is all installed to the tip of joint, two all weld on the outer surface wall body of joint has auxiliary joint gliding slider, fixed mounting has the first seal assembly that plays sealed effect to joint and valve body junction on the bottom wall foreign currency wall of valve body, be provided with on the top outer wall of valve body and realize sealed spacing second seal assembly with first seal assembly cooperation, be provided with the locating component that can fix the second seal assembly on first seal assembly on second seal assembly with first seal assembly.

Preferably, a sliding groove is formed in the inner wall of the valve body, and the sliding blocks are respectively arranged in the corresponding sliding grooves.

Preferably, the first sealing assembly comprises a first annular seat, first positioning plates are symmetrically arranged on the outer walls of two sides of the first annular seat, and limit plugs are symmetrically arranged at the tops of the two first positioning plates.

Preferably, the second sealing assembly comprises a second annular seat, second positioning plates are symmetrically arranged on the outer walls of two sides of the second annular seat, clamping grooves are symmetrically formed in the bottoms of the two second positioning plates, and the limiting plugs are matched with the corresponding clamping grooves.

Preferably, the inner surface wall body of the second annular seat is provided with a first sealing element and a second sealing element respectively, the outer surface wall body of the joint is provided with a first sealing groove, the first sealing element is located in the first sealing groove, the outer surface wall body of the valve body is provided with a second sealing groove, and the second sealing element is located in the second sealing groove.

Preferably, the first through hole and the second through hole are respectively formed in the middle of the second positioning plate and the middle of the first positioning plate, the positioning assembly comprises a bolt, the bolt is arranged in the first through hole and the second through hole, and nuts are symmetrically sleeved on the outer ring of the bolt.

Compared with the prior art, the utility model has the following beneficial technical effects:

according to the utility model, the corresponding nuts are unscrewed, so that the second annular seat and the first annular seat are loosened, the position of the joint is conveniently adjusted by a worker, the position of the joint is adjusted due to the matching of the sliding block and the sliding groove, the extending length of the joint is favorably adjusted according to the distance between the two pipelines, the valve body is conveniently installed by the worker, the application range of the valve body is further enlarged under the adjustable arrangement of the joint, the valve body is prevented from being disassembled and assembled later due to the influence of the distance between the two pipelines during installation, and meanwhile, the tightness between the joint and the valve body is favorably maintained after the adjustment is completed under the arrangement of the second sealing component and the first sealing component, and the influence on the subsequent fluid transportation is avoided.

Drawings

FIG. 1 is a schematic diagram of a front cross-sectional view of a vacuum valve that is easy to assemble and disassemble;

FIG. 2 is a schematic isometric view of the joint of FIG. 1;

fig. 3 is a schematic structural view of the second seal assembly and the first seal assembly in fig. 1.

Reference numerals: 1. a valve body; 2. a joint; 3. a flange; 4. a slide block; 5. a first seal assembly; 51. a first annular seat; 52. a first positioning plate; 53. a limit plug; 6. a second seal assembly; 61. a second annular seat; 62. a second positioning plate; 63. a first seal; 64. a second seal; 7. a positioning assembly; 71. a bolt; 72. and (5) a screw cap.

Detailed Description

The technical scheme of the utility model is further described below with reference to the attached drawings and specific embodiments.

Examples

As shown in fig. 1-3, the vacuum valve convenient to disassemble and assemble provided by the utility model comprises a valve body 1 and a pipeline, wherein two connectors 2 are symmetrically arranged, opposite ends of the two connectors 2 are arranged inside the valve body 1, a plurality of sliding blocks 4 are positioned in a plurality of sliding grooves formed in the inner wall of the valve body 1 and are matched with corresponding sliding grooves, the sliding blocks 4 are fixedly arranged on the outer surface wall bodies of the two connectors 2, the moving paths of the connectors 2 are limited by the aid of the sliding grooves, and meanwhile, the connectors 2 can be prevented from being separated from the valve body 1. The two flanges 3 are symmetrically arranged at the opposite ends of the two connectors 2 and are used for assisting the sealing connection of the connectors 2 and the pipeline.

Further, a first sealing component 5 which plays a role in sealing the joint 2 and the joint of the valve body 1 is fixedly arranged on the foreign wall of the bottom wall of the valve body 1, and the two first sealing components 5 are symmetrically arranged at the bottom of the valve body 1; the first sealing assembly 5 comprises a first annular seat 51, the first annular seat 51 is arranged at the joint 2 and the valve body 1 and is matched with the joint, and the first annular seat is fixedly arranged at the bottom of the valve body 1, so that follow-up sealing limiting work can be conveniently carried out. The two first locating plates 52 are symmetrically arranged on the outer walls of the two sides of the first annular seat 51, the four limit plugs 53 are respectively and fixedly arranged on the tops of the two first locating plates 52, every two limit plugs 53 are in a group, and the two limit plugs 53 of each group are symmetrically arranged.

Further, a second sealing assembly 6 which is matched with the first sealing assembly 5 to realize sealing limit is arranged on the outer wall of the top of the valve body 1, and the two second sealing assemblies 6 are symmetrically arranged on the top of the valve body 1 and are supported by the two first sealing assemblies 5; the second sealing assembly 6 comprises a second annular seat 61, the second annular seat 61 is arranged on the top of the valve body 1, and the second annular seat 61 is the same as the first annular seat 51, but the second annular seat 61 is in a non-fixed connection state with the top of the valve body 1. Two second positioning plates 62 are symmetrically installed on both side outer walls of the second annular seat 61, and positions of the two second positioning plates 62 correspond to positions of the two first positioning plates 52. The first sealing element 63 and the second sealing element 64 are fixedly arranged on the inner surface wall body of the second annular seat 61, the outer surface wall body of the joint 2 is provided with a first sealing groove, the top of the valve body 1 is provided with a second sealing groove, the first sealing element 63 and the second sealing element 64 are respectively arranged in the first sealing groove and the second sealing groove, and the purpose of limiting the second annular seat 61 is achieved through the cooperation of the first sealing groove and the first sealing element 63 and the cooperation of the second sealing groove and the second sealing element 64, so that the second annular seat 61 is conveniently and fixedly arranged on the first annular seat 51. The clamping grooves are symmetrically formed in the bottom of the second positioning plate 62, the positions of the plurality of limiting plugs 53 correspond to the positions of the plurality of clamping grooves, and the clamping grooves are matched with the limiting plugs 53 to further limit the positions of the second annular seat 61, so that the second annular seat 61 in an unfastened state is prevented from being influenced by the joint 2 in a moving state, and is separated from the valve body 1 to influence subsequent installation.

Further, the second sealing component 6 and the first sealing component 5 are provided with a positioning component 7 which can fix the second sealing component 6 on the first sealing component 5, the positioning component 7 comprises a bolt 71, the bolt 71 is arranged in a first through hole formed in the second positioning plate 62 and a second through hole formed in the first positioning plate 52, two nuts 72 are symmetrically sleeved on the bolt 71, one nut 72 is positioned at the top of the second positioning plate 62, the other nut 72 is positioned at the bottom of the first positioning plate 52, and therefore the first annular seat 51 and the second annular seat 61 are fixedly connected, and the purpose of limiting the position of the butt joint 2 is achieved.

In this embodiment, through unscrewing the nut 72, make the nut 72 remove the fastening to the second locating plate 62, and then make the joint 2 movable, when need dismantle valve body 1, remove the relation of connection between flange 3 and the pipeline, through removing joint 2 towards valve body 1 inside, accomplish the dismantlement to valve body 1, avoid the interval between two pipelines to influence the dismantlement of staff to valve body 1, provide convenience for the dismantlement work of staff, otherwise, be favorable to the staff to install valve body 1 between two pipelines, because the movable adjustment of joint 2, make things convenient for valve body 1 to use in the pipeline department of different intervals, further enlarged the application scope of valve body 1, when installing valve body 1, with valve body 1 fixed mounting between two pipelines through flange 3, after the position adjustment of joint 2, through tightening nut 72, make second annular seat 61 fix on first annular seat 51, and under the cooperation of second annular seat 61 and first annular seat 51, keep the leakproofness of valve body 1 and joint 2 junction, the fluid is avoided in the transportation process.

The above-described embodiments are merely a few preferred embodiments of the present utility model, and many alternative modifications and combinations of the above-described embodiments will be apparent to those skilled in the art based on the technical solutions of the present utility model and the related teachings of the above-described embodiments.

Claims (6)

1. The utility model provides a vacuum valve convenient to dismouting, includes valve body (1) and pipeline, its characterized in that: the utility model discloses a valve body, including valve body (1), auxiliary joint (2), pipeline sealing connection's flange (3), two are all installed to the tip of valve body (1) in the symmetry be provided with joint (2) that can carry out sliding adjustment, two auxiliary joint (2) gliding slider (4) have all been welded on the outer surface wall body of joint (2), fixed mounting has first seal assembly (5) that play sealed effect to joint (2) and valve body (1) junction on the bottom wall outer wall of valve body (1), be provided with on the top outer wall of valve body (1) and realize sealed spacing second seal assembly (6) with first seal assembly (5) cooperation, be provided with on second seal assembly (6) and first seal assembly (5) and can fix second seal assembly (6) locating component (7) on first seal assembly (5).

2. The vacuum valve convenient to disassemble and assemble according to claim 1, wherein a chute is formed in the inner wall of the valve body (1), and a plurality of sliding blocks (4) are respectively arranged in the corresponding chute.

3. The vacuum valve convenient to disassemble and assemble according to claim 1, wherein the first sealing assembly (5) comprises a first annular seat (51), first positioning plates (52) are symmetrically arranged on the outer walls of two sides of the first annular seat (51), and limit plugs (53) are symmetrically arranged on the tops of the two first positioning plates (52).

4. A vacuum valve convenient to disassemble and assemble according to claim 3, characterized in that the second sealing assembly (6) comprises a second annular seat (61), second positioning plates (62) are symmetrically arranged on the outer walls of two sides of the second annular seat (61), clamping grooves are symmetrically arranged at the bottoms of the two second positioning plates (62), and the limiting plug (53) is matched with the corresponding clamping groove.

5. The vacuum valve convenient to assemble and disassemble according to claim 4, wherein the inner surface wall body of the second annular seat (61) is provided with a first sealing element (63) and a second sealing element (64) respectively, the outer surface wall body of the joint (2) is provided with a first sealing groove, the first sealing element (63) is located in the first sealing groove, the outer surface wall body of the valve body (1) is provided with a second sealing groove, and the second sealing element (64) is located in the second sealing groove.

6. The vacuum valve convenient to assemble and disassemble according to claim 5, wherein the middle parts of the second positioning plate (62) and the first positioning plate (52) are respectively provided with a first through hole and a second through hole, the positioning assembly (7) comprises a bolt (71), the bolt (71) is arranged in the first through hole and the second through hole, and nuts (72) are symmetrically sleeved on the outer ring of the bolt (71).