Automatic sealing device for mounting electric gate valve

Abstract

The utility model relates to an automatic sealing device for electric gate valve installation, which comprises a workbench and a sealing assembly installed on the workbench, the sealing assembly comprises a fixed ring, a plurality of movable rods and a push plate, the fixed ring is fixedly installed on the surface of the workbench, the outer wall of the fixed ring is movably provided with a plurality of movable rods, and the push plate is installed on the movable rods. A mounting ring is fixedly mounted at the end of each movable rod and mounted on the fixed ring in a sleeving mode, a torsional spring is mounted on the inner wall of each mounting ring, one end of each torsional spring is fixedly connected with the inner wall of the corresponding mounting ring, the other end of each torsional spring is fixedly connected with the outer wall of the corresponding fixed ring, and the ends of the movable rods gather towards the central axis of the corresponding fixed ring. The push plate is installed in the center of the fixing ring, the first air cylinder is fixedly installed on the table top of the workbench, the push plate opens the multiple movable rods so that the sealing rubber strip can be automatically opened, the pull rod pulls the sealing rubber strip to be close to the sealing ring, and the installation efficiency of the sealing piece is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to electric gate valve technical field especially relates to a kind of automatic sealing device for electric gate valve installation. BACKGROUND

[0002] Electric gate valve needs to be installed with sealing element in valve port, to increase sealing property, sealing element is composed of sealing ring and sealing rubber strip, and sealing rubber strip is sleeved on the edge of sealing ring by operator, and sealing element can be better attached to the edge of valve port through sealing rubber strip, to increase sealing property.

[0003] The inner diameter of sealing rubber strip is less than the outer diameter of sealing ring in initial state, so that sealing rubber strip can be tightly attached to the edge of sealing ring after installation, and therefore, operator needs to pull sealing rubber strip to embed in the edge of sealing ring during manual installation, which is laborious, and installation efficiency is low, and sealing rubber strip can be broken if pulled too hard. SUMMARY

[0004] The purpose of the present application is to provide an automatic sealing device for electric gate valve installation to solve the problems in the background art.

[0005] To achieve the above-mentioned purpose, the present application provides the following technical solution:

[0006] An automatic sealing device for electric gate valve installation includes a workbench and a sealing assembly installed on the workbench, the sealing assembly includes a fixed ring, a movable rod and a push plate, the fixed ring is fixedly installed on the tabletop of the workbench, the outer wall of the fixed ring movably installs a plurality of movable rods, the end of the movable rod is fixedly installed with a mounting ring, the mounting ring is sleeved and installed on the fixed ring, the inner wall of the mounting ring is installed with a torsion spring, one end of the torsion spring is fixedly connected with the inner wall of the mounting ring, and the other end is fixedly connected with the outer wall of the fixed ring, and the end of the plurality of movable rods is gathered to the center axis of the fixed ring.

[0007] Preferably, the push plate is installed at the center of the fixed ring, a gas cylinder one is fixedly installed on the tabletop of the workbench, and the output end of the gas cylinder one is fixedly connected with the center of the push plate. The push plate is a circular thin plate, a mounting block is fixedly installed on the outer surface of the workbench, and the mounting block is installed on the end of the movable rod away from the fixed ring. Two gas cylinders two are symmetrically arranged on the two sides of the mounting block, the gas cylinder two is fixedly installed on the tabletop of the workbench, the output end of the gas cylinder two faces the mounting block, and a fixed plate is fixedly installed on the output end of the gas cylinder two. Two pull rods are fixedly installed on one side of the outer wall of the fixed plate, the pull rod faces the fixed ring, and the end of the pull rod is in the shape of a hook.

[0008] The utility model discloses beneficial effect is: through being provided with sealing assembly, push -back prop open multiple movable link, make sealing rubber strip also be automatically prop open, pull rod pull sealing rubber strip close to sealing ring, improve the installation efficiency of sealing element. BRIEF DESCRIPTION OF DRAWINGS

[0009] Fig. 1 It is whole structure schematic diagram of the utility model;

[0010] Fig. 2 It is whole structure working condition schematic diagram of the utility model.

[0011] In the drawing: 1, workbench;2, fixed ring;3, movable link;4, push -back;5, cylinder one;6, mounting block;7, cylinder two;8, fixed plate;9, pull rod;10, mounting ring. DETAILED DESCRIPTION

[0012] The utility model discloses beneficial effect is: through being provided with sealing assembly, push -back prop open multiple movable link, make sealing rubber strip also be automatically prop open, pull rod pull sealing rubber strip close to sealing ring, improve the installation efficiency of sealing element.

[0013] As Figs. 1-2 Shown in a kind of electrically operated gate valve installation automatic sealing device, including workbench 1 and the sealing assembly installed in workbench 1, sealing assembly includes fixed ring 2, movable link 3 and push -back 4, fixed ring 2 is fixedly installed on the table top of workbench 1, the outer wall of fixed ring 2 movably installs multiple movable link 3, the end of movable link 3 is fixedly installed with mounting ring 10, mounting ring 10 is set on fixed ring 2, torsion spring is installed on the inner wall of mounting ring 10, one end of torsion spring is fixedly connected with the inner wall of mounting ring 10, the other end is fixedly connected with the outer wall of fixed ring 2, the end of multiple movable link 3 is gathered to the center axis of fixed ring 2.

[0014] Push -back 4 is installed at the center of fixed ring 2, cylinder one 5 is fixedly installed on the table top of workbench 1, and the output end of cylinder one 5 is fixedly connected with the center of push -back 4. The shape of push -back 4 is circular thin plate, mounting block 6 is fixedly installed on the outside of workbench 1, and mounting block 6 is installed at the end of movable link 3 away from fixed ring 2. Two pull rods 9 are fixedly installed on the one side outer wall of fixed plate 8, pull rod 9 is installed towards fixed ring 2, and the end of pull rod 9 is in the shape of hook.

[0015] The operation personnel will the sealing ring nest on the mounting block 6 of the workbench 1, place the sealing rubber strip on the end of the plurality of movable rods 3, then start the cylinder 1 5, drive the push plate 4 to move towards the mounting block 6, the push plate 4 will drive the plurality of movable rods 3 to expand outward, the movable rods 3 rotate outside the fixed ring 2 through the mounting ring 10, the movable rods 3 will expand the sealing rubber strip, when the movable rods 3 are expanded, the sealing rubber strip is also fully expanded, in the initial state, the hook of the pull rod 9 is close to the fixed ring 2, and the sealing rubber strip is close to the mounting block 6, then the cylinder 2 7 is started, the output end drives the fixed plate 8, the fixed plate 8 drives the pull rod 9 to move, the hook of the pull rod 9 moves to the sealing rubber strip, then the sealing rubber strip is pulled, so that the sealing rubber strip moves to the end of the movable rod 3, then the operation personnel pulls the sealing rubber strip to the edge of the sealing ring, so that the sealing rubber strip and the sealing ring are matched.

[0016] It should be noted that the parts not involved in the present application are the same as or can be realized by the prior art; various drives in the present application can be realized by corresponding power structures such as cylinders, oil cylinders, electric cylinders, motors, connecting rods and guide rods, and are not limited to the description in the specification and the structure in the drawings.

[0017] The above-described embodiments only express several implementation manners of the present application, and the description is relatively specific and detailed, but it should not be understood as a limitation on the scope of the utility model patent. It should be pointed out that for ordinary skilled persons in the art, without departing from the concept of the present application, a number of modifications and improvements can be made, which all belong to the protection scope of the present application.

Claims

1. An automatic sealing device for mounting an electrically operated gate valve, comprising a workbench (1) and a sealing assembly mounted on the workbench (1), characterized in that: The sealing assembly comprises a fixed ring (2), a movable rod (3) and a push plate (4), the fixed ring (2) is fixedly installed on the table top of the workbench (1), a plurality of movable rods (3) are movably installed on the outer wall of the fixed ring (2), the end of the movable rod (3) is fixedly installed with a mounting ring (10), the mounting ring (10) is sleeved and mounted on the fixed ring (2), the inner wall of the mounting ring (10) is installed with a torsion spring, one end of the torsion spring is fixedly connected with the inner wall of the mounting ring (10), the other end is fixedly connected with the outer wall of the fixed ring (2), the push plate (4) is installed at the center of the fixed ring (2), the cylinder I (5) is fixedly installed on the table top of the workbench (1), the output end of the cylinder I (5) is fixedly connected with the center of the push plate (4).

2. The automatic sealing device for electrically operated gate valve installation according to claim 1, characterized in that: The outer wall of the mounting block (6) is fixedly installed on the workbench (1), the mounting block (6) is installed on the end of the movable rod (3) away from the fixed ring (2).

3. The automatic sealing device for electrically operated gate valve installation according to claim 2, characterized in that: The two sides of the mounting block (6) are symmetrically provided with the cylinder II (7), the cylinder II (7) is fixedly installed on the table top of the workbench (1), the output end of the cylinder II (7) faces the mounting block (6), the output end of the cylinder II (7) is fixedly installed with a fixed plate (8).

4. The automatic sealing device for electrically operated gate valve installation according to claim 3, characterized in that: The outer wall of the fixed plate (8) is fixedly installed with two pull rods (9), the pull rod (9) faces the fixed ring (2), the end of the pull rod (9) is in the shape of a hook.

5. The automatic sealing device for electrically operated gate valve installation according to claim 1, characterized in that: The shape of the push plate (4) is a circular thin plate, the ends of the plurality of movable rods (3) are gathered to the center axis of the fixed ring (2).

Images