CN219432702U

CN219432702U - Sealing structure for pipeline maintenance

Info

Publication number: CN219432702U
Application number: CN202222552601.6U
Authority: CN
Inventors: 李超; 蔡静; 游强; 葛亚冰
Original assignee: Huadian Yili Coal And Electricity Co ltd
Current assignee: Huadian Yili Coal And Electricity Co ltd
Priority date: 2022-09-26
Filing date: 2022-09-26
Publication date: 2023-07-28
Anticipated expiration: 2032-09-26

Abstract

The utility model relates to the technical field of pipeline maintenance, in particular to a sealing structure for pipeline maintenance, which comprises a first pipeline and a second pipeline, wherein baffle mechanisms which are convenient for sealing the joint parts of the first pipeline and the second pipeline are arranged on the first pipeline and the second pipeline, each baffle mechanism comprises a first connecting ring, arc-shaped clamping plates and a second connecting ring, the first connecting rings are fixedly arranged at the circumferential end parts of the first pipeline, the second connecting rings are fixedly arranged at the circumferential end parts of the second pipeline, the number of the arc-shaped clamping plates is two, and first rectangular blocks are fixedly arranged at the circumferential end parts of two sides of the first connecting rings. According to the utility model, the arc-shaped push plate is matched with the two arc-shaped clamping plates, the two arc-shaped clamping plates can be driven to be close to each other by the rotating threaded rod to clamp and fasten the second sealing strip, so that gaps caused by shaking of the pipeline are avoided, and the sealing effect is ensured.

Description

Sealing structure for pipeline maintenance

Technical Field

The utility model relates to the technical field of pipeline maintenance, in particular to a sealing structure for pipeline maintenance.

Background

Thermal power plants generally refer to thermal power plants, thermal power plants and the like. It is a factory which uses the heat energy generated by burning solid fuel such as coal, petroleum, natural gas, etc. to convert it into kinetic energy to produce electric energy. The thermal power plant plays a great role in the development of national economy and the improvement of the living standard of people, and when each part of equipment of the thermal power plant operates, pipelines with definite division work are connected between the equipment, and the main pipelines of the thermal power plant are divided into the following four types: main steam pipeline, hot reheat steam pipeline, cold reheat steam pipeline, high pressure water supply pipeline.

The existing pipeline sealing structure is characterized in that the existing pipeline sealing structure is generally single in use, a sealing ring is used for sealing the pipeline, the sealing effect is not obvious enough, and gaps are easy to appear at the joint when the pipeline shakes, so that the sealing is invalid.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model provides a sealing structure for pipeline maintenance.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a seal structure for pipeline maintenance, includes first pipeline and second pipeline, be equipped with the baffle mechanism that is convenient for seal first pipeline and second pipeline interface department on first pipeline and the second pipeline, baffle mechanism includes first go-between, arc splint and second go-between, first go-between fixed mounting is at the circumference tip of first pipeline, second go-between fixed mounting is at the circumference tip of second pipeline, the quantity of arc splint is two, the equal fixed mounting of both sides circumference tip of first go-between has first rectangle piece, two rectangle spout has all been seted up to the side tip of first rectangle piece, two the side tip of arc splint all is equipped with the rectangle slider, two equal slidable mounting of rectangle slider is in two rectangle spouts, the side tip fixed mounting of first go-between has first sealing washer, two the side tip of rectangle spout just is located one side rotation of rectangle spout and installs the threaded rod, two fixed mounting has the spring between the arc splint, two just be located between the arc splint the side of spring, the equal fixed mounting of side tip of second rectangle slider has the annular groove, the second sealing washer is equipped with the first sealing washer.

As a preferable technical scheme of the utility model, at least two arc-shaped pushing plates are fixedly arranged at the side end parts of the second connecting ring and positioned at the outer side of the second sealing strip, second rectangular blocks are fixedly arranged at the circumferential end parts of the two sides of the second connecting ring, and thread grooves are formed in the side end parts of the two second rectangular blocks in a penetrating manner.

As a preferable technical scheme of the utility model, the two threaded rods are rotatably arranged in the two thread grooves, and the upper threads of the two threaded rods are respectively matched with the two thread grooves.

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

1. this device is through having set up first sealed pad and second sealing strip and cooperatees, realizes double seal, has improved the leakproofness of first pipeline and second pipeline interface department, and easy operation is swift, and the practicality is higher.

2. This device cooperatees through having set up arc push pedal and two arc splint, and accessible rotation threaded rod drives two arc splint and is close to each other and fasten second sealing strip centre gripping, has avoided the pipeline to rock the appearance gap that causes, guarantees sealed effect.

Drawings

FIG. 1 is a schematic view of a first pipe according to the present utility model;

FIG. 2 is a schematic diagram of a second pipeline according to the present utility model;

FIG. 3 is a schematic view of a first connecting ring according to the present utility model;

fig. 4 is a schematic structural view of a second connecting ring according to the present utility model.

Wherein: 1. a first pipe; 2. a second pipe; 3. a first connection ring; 31. a first gasket; 32. a first rectangular block; 33. rectangular sliding grooves; 34. a threaded rod; 4. an arc clamping plate; 41. a rectangular slide block; 42. a telescopic rod; 43. a spring; 5. a second connecting ring; 51. an annular groove; 52. a second sealing strip; 53. an arc push plate; 54. a second rectangular block; 55. a thread groove.

Detailed Description

In order that the manner in which the above recited features, objects and advantages of the present utility model are obtained will become readily apparent, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. Based on the examples in the embodiments, those skilled in the art can obtain other examples without making any inventive effort, which fall within the scope of the utility model. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents, etc. used in the following examples are commercially available unless otherwise specified.

As shown in fig. 1, fig. 2, fig. 3 and fig. 4, a sealing structure for repairing a pipeline comprises a first pipeline 1 and a second pipeline 2, wherein baffle mechanisms which are convenient for sealing the joint of the first pipeline 1 and the second pipeline 2 are arranged on the first pipeline 1 and the second pipeline 2, the baffle mechanisms comprise a first connecting ring 3, an arc clamping plate 4 and a second connecting ring 5, the first connecting ring 3 is fixedly arranged at the circumferential end part of the first pipeline 1, the second connecting ring 5 is fixedly arranged at the circumferential end part of the second pipeline 2, the number of the arc clamping plates 4 is two, the circumferential end parts of two sides of the first connecting ring 3 are fixedly provided with first rectangular blocks 32, the side end parts of the two first rectangular blocks 32 are provided with rectangular sliding grooves 33, the side end parts of the two arc clamping plates 4 are provided with rectangular sliding blocks 41, the two rectangular sliding blocks 41 are slidably arranged in the two rectangular sliding grooves 33, the side end parts of the first connecting ring 3 are fixedly provided with a first sealing gasket 31, the side end parts of the two rectangular sliding grooves 33 are rotatably provided with threaded rods 34 positioned at one side of the rectangular sliding grooves 33, a spring 43 is fixedly arranged between the two arc clamping plates 4, a telescopic rod 42 is fixedly arranged between the two arc clamping plates 4 and positioned on the inner side wall of the spring 43, the inner side wall of the second connecting ring 5 is provided with an annular groove 51, the first sealing gasket 31 is slidably arranged in the annular groove 51, the side end parts of the second connecting ring 5 are fixedly provided with a second sealing strip 52, the second sealing strip 52 is slidably arranged in a gap between the two arc clamping plates 4 and the first connecting ring 3, a user can insert the first sealing gasket 31 into the annular groove 51 when sealing the interface of the first pipeline 1 and the second pipeline 2, at the moment, the first sealing gasket 31 seals the interface of the first pipeline 1 and the second pipeline 2, the second sealing strip 52 is inserted into the gap between the two arc clamping plates 4 and the first connecting ring 3 in a sliding way while the first sealing gasket 31 is inserted into the annular groove 51, and at the moment, the first connecting ring 3 drives the threaded rod 34 on the first rectangular block 32 to contact with the end part of the threaded groove 55;

the side end of the second connecting ring 5 and the outside that is located the second sealing strip 52 are fixedly provided with at least two arc push plates 53, the both sides circumference end of the second connecting ring 5 is all fixedly provided with a second rectangular block 54, the side end of two second rectangular blocks 54 is all penetrated and is offered the screw thread groove 55, two threaded rods 34 are all rotatably installed in two screw thread grooves 55, screw threads on two threaded rods 34 are respectively matched with two screw thread grooves 55, the user can rotate threaded rods 34, because screw threads on threaded rods 34 are matched with screw thread grooves 55, threaded rods 34 rotate and can drive the second rectangular block 54 to approach to one side of the first pipeline 1 through screw thread grooves 55, screw thread grooves 55 move and drive the second connecting ring 5 to move, the second connecting ring 5 move and drive the arc push plates 53 to move, because the end of the arc push plates 53 are arc-shaped, the arc push plates 53 move and contact the end of two arc clamp plates 4 and can push the two arc clamp the second sealing strips 52 to be mutually close, the user can clamp the two arc clamp grooves 34 when rotating the rectangular clamp plates 33 and drive the two arc clamp the second connecting rings 4 to fasten the second connecting ring 1, and the second pipeline 2 can be completely clamped by the second pipeline 2 after the rotation of the rectangular clamp the second connecting ring 4.

Working principle:

when a user seals the joint of the first pipeline 1 and the second pipeline 2, the first sealing gasket 31 can be inserted into the annular groove 51, at the moment, the first sealing gasket 31 seals the joint of the first pipeline 1 and the second pipeline 2, the first sealing gasket 31 is inserted into the annular groove 51, at the same time, the second sealing strip 52 is driven to be slidingly inserted into a gap between the two arc clamping plates 4 and the first connecting ring 3, at the moment, the first connecting ring 3 drives the threaded rod 34 on the first rectangular block 32 to contact with the end part of the threaded groove 55, the user can rotate the threaded rod 34, the threaded rod 34 rotates to drive the second rectangular block 54 to approach to the first pipeline 1 side through the threaded groove 55, the threaded groove 55 moves to drive the second connecting ring 5 to move, the second connecting ring 5 moves to drive the arc pushing plate 53 to move, the end part of the arc pushing plate 53 is arc, when the arc push plate 53 moves to contact the end parts of the two arc clamping plates 4, the two arc clamping plates 4 are pushed to be close to each other, the two arc clamping plates 4 are close to each other to clamp the second sealing strip 52, after a user rotates the rectangular sliding groove 33 to drive the two arc clamping plates 4 to clamp and fasten the second connecting ring 5, the user can stop rotating the threaded rod 34, the sealing of the first pipeline 1 and the second pipeline 2 is completed at the moment, in the existing pipeline sealing, the existing pipeline sealing structure is usually single and the sealing ring is used for sealing the pipeline, the sealing effect is not obvious enough, and when the pipeline shakes, gaps are easy to appear at the joint, so that the sealing failure is caused, the device realizes double sealing by matching the first sealing gasket 31 with the second sealing strip 52, the sealing performance of the joint of the first pipeline 1 and the second pipeline 2 is improved, and easy operation is swift, and the practicality is higher, and this device cooperatees through having set up arc push pedal 53 and two arc splint 4, and accessible rotation threaded rod 34 drives two arc splint 4 and is close to each other and fasten second sealing strip 52 centre gripping, has avoided the pipeline to rock the appearance gap that causes, guarantees sealed effect.

The embodiments of the present utility model have been described in detail with reference to the drawings, but the present utility model is not limited thereto, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present utility model.

Claims

1. The sealing structure for the pipeline maintenance comprises a first pipeline (1) and a second pipeline (2), and is characterized in that baffle mechanisms which are convenient for sealing the joint of the first pipeline (1) and the second pipeline (2) are arranged on the first pipeline (1) and the second pipeline (2);

the baffle mechanism comprises a first connecting ring (3), arc clamping plates (4) and a second connecting ring (5), wherein the first connecting ring (3) is fixedly installed at the circumferential end part of a first pipeline (1), the second connecting ring (5) is fixedly installed at the circumferential end part of a second pipeline (2), the number of the arc clamping plates (4) is two, the circumferential end parts of two sides of the first connecting ring (3) are fixedly installed with first rectangular blocks (32), rectangular sliding grooves (33) are formed in the side end parts of the first rectangular blocks (32), rectangular sliding blocks (41) are respectively arranged at the side end parts of the arc clamping plates (4), and the rectangular sliding blocks (41) are respectively and slidably installed in the two rectangular sliding grooves (33).

2. The sealing structure for pipeline maintenance according to claim 1, wherein a first sealing gasket (31) is fixedly installed at the side end part of the first connecting ring (3), and threaded rods (34) are rotatably installed at the side end parts of the two rectangular sliding grooves (33) and at one side of the rectangular sliding grooves (33).

3. The sealing structure for pipeline maintenance according to claim 2, wherein a spring (43) is fixedly installed between the two arc-shaped clamping plates (4), and a telescopic rod (42) is fixedly installed between the two arc-shaped clamping plates (4) and positioned on the inner side wall of the spring (43).

4. A sealing structure for pipe repair according to claim 3, characterized in that the inner side wall of the second connecting ring (5) is provided with an annular groove (51), and the first sealing gasket (31) is slidably mounted in the annular groove (51).

5. The sealing structure for pipeline maintenance according to claim 4, wherein a second sealing strip (52) is fixedly installed at the side end part of the second connecting ring (5), and the second sealing strip (52) is slidably installed in a gap between the two arc clamping plates (4) and the first connecting ring (3).

6. The sealing structure for pipeline maintenance according to claim 5, wherein at least two arc-shaped pushing plates (53) are fixedly mounted at the side end parts of the second connecting ring (5) and located at the outer sides of the second sealing strips (52), second rectangular blocks (54) are fixedly mounted at the circumferential end parts of two sides of the second connecting ring (5), and threaded grooves (55) are formed in the side end parts of the two second rectangular blocks (54) in a penetrating mode.

7. A sealing arrangement for pipe repair according to claim 6, characterized in that both threaded rods (34) are rotatably mounted in two screw grooves (55), the threads on both threaded rods (34) being respectively engaged with the two screw grooves (55).