CN214662923U

CN214662923U - Plugging device for nuclear power station pipeline

Info

Publication number: CN214662923U
Application number: CN202120682823.2U
Authority: CN
Inventors: 陈梦西; 王富
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-04-03
Filing date: 2021-04-03
Publication date: 2021-11-09
Anticipated expiration: 2031-04-03

Abstract

The utility model discloses a nuclear power station is plugging device for pipeline relates to pipeline leaking stoppage technical field. The utility model discloses a pipeline and fixing bolt, pipeline top are provided with the casing, and the pipeline below is provided with down the casing, goes up casing and casing week side down and all is provided with the fixed plate, and the fixed plate upper surface is provided with the through-hole, and fixing bolt runs through the through-hole, goes up the casing lower surface and is provided with the recess, and the casing upper surface is provided with the locating piece down. The utility model discloses a to go up the casing and fix with lower casing, thereby will go up the casing and fix in pipeline week side with lower casing, through rotating spacing bolt, make the installation piece move down, thereby it is the sealed pad of installation piece extrusion, play the sealed effect of first layer, through rotating the extrusion post, make extrusion post extrusion gasbag, thereby make gasbag center part receive pressure and lead to volume grow all around, thereby the sealed pad of extrusion once more plays the secondary seal, twice sealed effect that has effectively strengthened leaking stoppage device, people's life safety has been protected.

Description

Plugging device for nuclear power station pipeline

Technical Field

The utility model belongs to the technical field of the pipeline leaking stoppage, especially, relate to a nuclear power station is plugging device for pipeline.

Background

With the development of science and technology, nuclear power plants are used more and more in real life, and in order to protect the health of workers and residents around the nuclear power plants, the nuclear power plants must always adhere to the principle of 'quality first and safety first'. The design, the construction and the operation of the nuclear power station all adopt the principle of depth defense, the multi-level overlapping protection is provided from the equipment and the measures, but the equipment of the nuclear power station can be damaged after being used for a long time, for example, the pipeline of the nuclear power station is easy to leak, and large-area replacement needs to spend a large amount of funds, so that the leak is generally blocked by using the leak blocking device.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a nuclear power station is plugging device for pipeline solves the current problem that plugging device is sealed not good effect.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to a plugging device for nuclear power station pipeline, which comprises a pipeline, a fixing bolt, an extrusion column, an air bag and a limiting bolt, wherein an upper shell is arranged above the pipeline, a lower shell is arranged below the pipeline, the peripheral sides of the upper shell and the lower shell are both provided with a fixing plate, so that the upper shell and the lower shell can be conveniently fixed on the peripheral sides of the pipeline by matching with the fixing bolt, the upper surface of the fixing plate is provided with a through hole for conveniently installing the fixing bolt, the fixing bolt penetrates through the through hole, the lower surface of the upper shell is provided with a groove, the upper surface of the lower shell is provided with a positioning block for conveniently fixing the upper shell and the lower shell more stably, the upper surface of the upper shell is provided with a mounting groove for conveniently installing a mounting block, the mounting block is internally provided with a mounting block for conveniently extruding a sealing gasket, the upper surface of the mounting block is provided with a threaded hole for conveniently installing the extrusion column, the extrusion post sets up inside the screw hole, is convenient for extrude the gasbag, extrusion post and last casing threaded connection, installation piece lower surface is provided with the rectangular channel, is convenient for install the gasbag, the gasbag sets up inside the rectangular channel, is convenient for extrude sealed pad, the last fixed surface of gasbag is connected with the baffle, prevents that the extrusion post from damaging the gasbag when rotating, the adhesion of installation piece lower surface has sealed pad, is convenient for plug up the leak, it is provided with the mounting hole to go up the casing upper surface, is convenient for install spacing bolt, spacing bolt sets up inside the mounting hole, is convenient for extrude the installation piece to make installation piece extrusion sealed pad, spacing bolt and last casing threaded connection.

Furthermore, the peripheral side face of the fixing bolt is in threaded connection with a nut, so that the upper shell and the lower shell can be fixed conveniently.

Furthermore, the size of the positioning block is matched with the groove, so that the positioning block can be conveniently placed in the groove.

Furthermore, the upper end of the extrusion column is arranged outside the upper shell, and the knob is fixedly connected to the upper surface of the extrusion column, so that the extrusion column can be conveniently rotated.

Furthermore, the position of the baffle is matched with the extrusion column, so that the air bag is prevented from being damaged when the extrusion column rotates.

Furthermore, the lower end of the limiting bolt is abutted to the upper surface of the mounting block, so that the limiting bolt can extrude the mounting block to move downwards to extrude the sealing gasket when rotating.

The utility model discloses following beneficial effect has:

the utility model discloses a to go up the casing and fix with lower casing, thereby will go up the casing and fix in pipeline week side with lower casing, through rotating spacing bolt, make the installation piece move down, thereby it is the sealed pad of installation piece extrusion, play the sealed effect of first layer, through rotating the extrusion post, make extrusion post extrusion gasbag, thereby make gasbag center part receive pressure and lead to volume grow all around, thereby the sealed pad of extrusion once more plays the secondary seal, twice sealed effect that has effectively strengthened leaking stoppage device, people's life safety has been protected.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural view of a plugging device for a nuclear power plant pipeline;

FIG. 2 is a schematic front view of a plugging device for a nuclear power plant pipeline;

FIG. 3 is a schematic view of the cross-sectional structure A-A of FIG. 2;

FIG. 4 is a schematic view of the cross-sectional structure B-B in FIG. 2;

fig. 5 is a partially enlarged view of a portion a in fig. 4.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a pipeline; 2. an upper housing; 3. a lower housing; 4. a fixing plate; 5. fixing the bolt; 6. positioning blocks; 7. a knob; 8. mounting grooves; 9. mounting blocks; 10. a gasket; 11. a limit bolt; 12. an air bag; 13. a baffle plate; 14. the column is squeezed.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "middle", "outer", "inner", and the like, indicate positional or positional relationships, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Referring to fig. 1-5, the utility model relates to a plugging device for nuclear power station pipeline, comprising a pipeline 1, a fixing bolt 5, an extrusion column 14, an air bag 12 and a limit bolt 11, wherein an upper casing 2 is arranged above the pipeline 1, a lower casing 3 is arranged below the pipeline 1, fixing plates 4 are arranged on the peripheral sides of the upper casing 2 and the lower casing 3, so as to be matched with the fixing bolt 5 to fix the upper casing 2 and the lower casing 3 on the peripheral side of the pipeline 1, a through hole is arranged on the upper surface of the fixing plate 4, so as to install the fixing bolt 5, the fixing bolt 5 penetrates through the through hole, a groove is arranged on the lower surface of the upper casing 2, a positioning block 6 is arranged on the upper surface of the lower casing 3, so as to fix the upper casing 2 and the lower casing 3 more firmly, an installation groove 8 is arranged on the upper surface of the upper casing 2, so as to install the installation block 9, an installation block 9 is arranged inside the installation groove 8, so as to be convenient for extruding a sealing gasket 10, the installation piece 9 upper surface is provided with the screw hole, be convenient for install extrusion post 14, extrusion post 14 sets up inside the screw hole, be convenient for extrude gasbag 12,

extrusion post

14 and 2 threaded connection of last casing, the installation piece 9 lower surface is provided with the rectangular channel, be convenient for install gasbag 12, gasbag 12 sets up inside the rectangular channel, be convenient for extrude sealed pad 10, gasbag 12's last fixed surface is connected with baffle 13, prevent that extrusion post 14 from damaging gasbag 12 when rotating, the adhesion of installation piece 9 lower surface has sealed pad 10, be convenient for plug up the leak, it is provided with the mounting hole to go up casing 2 upper surface, be convenient for install limit bolt 11, limit bolt 11 sets up inside the mounting hole, be convenient for extrude installation piece 9, thereby make installation piece 9 extrude sealed pad 10, limit

bolt

11 and 2 threaded connection of last casing.

The circumferential side of the fixing bolt 5 is in threaded connection with a nut, so that the upper shell 2 and the lower shell 3 can be fixed conveniently.

The size of the positioning block 6 is matched with the groove, so that the positioning block 6 can be conveniently placed into the groove.

The upper end of the extrusion column 14 is arranged outside the upper shell 2, and the knob 7 is fixedly connected to the upper surface of the extrusion column 14, so that the extrusion column 14 can be conveniently rotated.

The position of the baffle 13 is adapted to the squeeze column 14 to prevent damage to the air bag 12 when the squeeze column 14 is rotated.

The lower end of the limiting bolt 11 is abutted against the upper surface of the mounting block 9, so that the limiting bolt 11 can extrude the mounting block 9 to move downwards when rotating, and the sealing gasket 10 is extruded.

It should be noted that, the utility model relates to a nuclear power station is plugging device for pipeline, in the use, it is fixed with casing 3 down to go up casing 2, thereby fix casing 2 and casing 3 down in 1 week side of pipeline, through rotating spacing bolt 11, make installation piece 9 move down, thereby be installation piece 9 extrusion seal pad 10, play the sealed effect of first layer, through rotating extrusion post 14, make extrusion post 14 extrusion gasbag 12, thereby make gasbag 12 central point receive pressure and lead to volume grow all around, thereby extrude seal pad 10 once more, play secondary seal, the sealed effect of leaking stoppage device has effectively been strengthened in twice sealing, people's life safety has been protected.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a nuclear power station is plugging device for pipeline, includes pipeline (1), fixing bolt (5), extrusion post (14), gasbag (12) and spacing bolt (11), its characterized in that: an upper shell (2) is arranged above the pipeline (1), a lower shell (3) is arranged below the pipeline (1), fixing plates (4) are arranged on the peripheral sides of the upper shell (2) and the lower shell (3), through holes are formed in the upper surfaces of the fixing plates (4), fixing bolts (5) penetrate through the through holes, grooves are formed in the lower surface of the upper shell (2), positioning blocks (6) are arranged on the upper surface of the lower shell (3), mounting grooves (8) are formed in the upper surface of the upper shell (2), mounting blocks (9) are arranged inside the mounting grooves (8), threaded holes are formed in the upper surface of the mounting blocks (9), extrusion columns (14) are arranged inside the threaded holes, the extrusion columns (14) are in threaded connection with the upper shell (2), rectangular grooves are formed in the lower surface of the mounting blocks (9), and air bags (12) are arranged inside the rectangular grooves, the last fixed surface of gasbag (12) is connected with baffle (13), the adhesion of installation piece (9) lower surface has sealed pad (10), it is provided with the mounting hole to go up casing (2) upper surface, stop bolt (11) set up inside the mounting hole, stop bolt (11) and last casing (2) threaded connection.

2. The leak stopping device for the nuclear power plant pipeline as recited in claim 1, wherein a nut is screwed on the peripheral side surface of the fixing bolt (5).

3. The leak stopping device for the nuclear power station pipeline as recited in claim 1, wherein the size of the positioning block (6) is adapted to the groove.

4. The leak stopping device for the nuclear power station pipeline as recited in claim 1, characterized in that the upper end of the extrusion column (14) is arranged outside the upper shell (2), and the upper surface of the extrusion column (14) is fixedly connected with a knob (7).

5. Plugging device for nuclear power plant pipelines according to claim 1, characterized in that the position of the baffle (13) is adapted to the squeeze column (14).

6. The leak stopping device for the nuclear power station pipeline as recited in claim 1, characterized in that the lower end of the limit bolt (11) is abutted against the upper surface of the mounting block (9).