CN217634563U

CN217634563U - Special water-blocking sealing welding device for inner leakage pipeline

Info

Publication number: CN217634563U
Application number: CN202122878997.9U
Authority: CN
Inventors: 夏云东; 王凤茹; 邹永军; 孙括; 杨滨
Original assignee: Huaneng Qinbei Power Generation Co Ltd
Current assignee: Huaneng Qinbei Power Generation Co Ltd
Priority date: 2021-11-23
Filing date: 2021-11-23
Publication date: 2022-10-21
Anticipated expiration: 2031-11-23

Abstract

The utility model discloses a special device for water-blocking sealing welding of an inner leakage pipeline, which comprises a supporting disk and an air bag; supporting a disc: the left side surface of the screw thread barrel is fixedly connected with a sleeve, the inner wall of the sleeve is connected with a push plate in a sliding manner, the right side surface of the push plate is fixedly connected with a screw thread barrel, the screw thread barrel is connected with the inner wall of a round hole arranged in the center of a supporting plate in a sliding manner through a limiting assembly, the inner part of the screw thread barrel is connected with a screw rod in a threaded manner, the limiting assembly comprises a positioning bulge and a limiting groove, the positioning bulge is arranged on the inner wall of the round hole in the center of the supporting plate, the limiting groove is arranged on the outer arc surface of the screw thread barrel, and the positioning bulge is connected with the inner wall of the limiting groove in a sliding manner; an air bag: sliding connection is in telescopic inner wall, and this interior hourglass pipeline seals water seal welding isolated plant blocks water in leaking and the pipeline in blocking the pipeline internal valve fast and deposits water, makes the welding go on under the anhydrous condition, and easy operation is convenient, and the practicality is strong.

Description

Special water-blocking sealing welding device for inner leakage pipeline

Technical Field

The utility model relates to a pipeline construction technical field specifically is interior hourglass pipeline seal welding isolated plant that blocks water.

Background

When a fault occurs in the operation of an industrial and civil water supply pipeline, the replacement is needed, the operation cannot be completely stopped due to internal leakage of a valve or the system in the replacement process, and water flows out of the pipeline, so that the welding difficulty is increased; the method is characterized in that the lower part of the pipeline is leaked after the periphery of a welded junction is welded, a nut is welded at the bottom of the pipeline at a leakage point, then a bolt is connected with the nut, and the joint of the bolt and the nut is fully welded after connection.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, leak the pipeline sealed welding isolated plant that blocks water in providing, block fast in the pipeline valve leak and deposit water in the pipeline, make the welding go on under anhydrous condition, easy operation is convenient, the practicality is strong, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: the special device for water-blocking, sealing and welding the inner leakage pipeline comprises a supporting disk and an air bag;

supporting a disc: the left side surface of the support plate is fixedly connected with a sleeve, the inner wall of the sleeve is connected with a push plate in a sliding manner, the right side surface of the push plate is fixedly connected with a threaded cylinder, the threaded cylinder is connected with the inner wall of a round hole arranged in the center of the support plate in a sliding manner through a limiting assembly, and the inner part of the threaded cylinder is connected with a screw in a threaded manner;

an air bag: sliding connection is in telescopic inner wall, blocks to leak in the pipeline valve and deposits water in the pipeline fast, makes the welding go on under the anhydrous condition, and easy operation is convenient, and the practicality is strong.

Further, spacing subassembly is including location arch and spacing groove, the location arch sets up in the round hole inner wall at supporting disk center, the spacing groove sets up in the extrados of a screw thread section of thick bamboo, and the inner wall sliding connection of location arch and spacing groove carries on spacingly to a screw thread section of thick bamboo, avoids a screw thread section of thick bamboo to rotate.

Furthermore, the support is arranged on the right side face of the support disc, the right side plate body of the support is rotationally connected with the outer arc face of the right end of the screw rod, and the hand wheel is arranged at the right end of the screw rod, so that the stability of the screw rod is improved, and manual rotation is facilitated.

Furthermore, a rotating handle is arranged on the outer edge of the right side face of the hand wheel, so that the hand wheel is convenient to operate.

Further, telescopic inner wall array rotates and is connected with universal ball, and universal ball all with the surface sliding connection of gasbag, reduces the frictional force to the gasbag, is convenient for release the gasbag fast.

Furthermore, the sleeve is the rubber sleeve, and the rubber material is softer, avoids influencing the propelling movement of sleeve in the pipeline inside because the foreign matter interferes.

Furthermore, the elastic ribs distributed in an array mode are arranged inside the side wall of the sleeve, the sleeve is transversely supported, and meanwhile the inward concave deformation of the sleeve is not influenced.

Compared with the prior art, the beneficial effects of the utility model are that: this internal leakage pipeline water-stop sealing welding isolated plant has following benefit:

insert the sleeve pipe inner wall-cm department, because the sleeve is the rubber sleeve, the texture is softer, can have the propelling movement to the left side under the condition of foreign matter such as sand in the pipeline inside, be stopped by impurity in avoiding the national debt of propelling movement, the elastic rib plays the effect of horizontal support to the sleeve, be convenient for telescopic propelling movement, do not influence telescopic indent deformation simultaneously again, then hand-held support and through rotating handle rotatory hand wheel, the hand wheel drives the screw rod and rotates, because screw rod and screw tube threaded connection, drive screw tube and move to the left side under the bellied restriction in location when the screw rod rotates, the screw rod drives the push pedal and moves the telescopic inner wall of gasbag release to the left side, universal ball can reduce the frictional force to the gasbag in telescopic inner wall rotation, be convenient for release the gasbag to the inner wall of pipeline fast, because of gasbag diameter grow under the effect of the pressure of pipeline inside rivers, the pipeline inner wall is hugged closely to the surface of gasbag, can block the interior leakage flow of valve fast, the contrarotation makes the push pedal reset outward, take out supporting disk and sleeve out the outside pulling support, this interior leak the pipe welding sealing welding connects isolated device fast, block the pipeline interior valve inner leakage and the condition of water in the pipeline fast, make the simple operation of water deposit the condition of water of the hand wheel strong, make the practicality of the operation of water strong, the convenience of carrying out.

Drawings

FIG. 1 is a schematic view of the present invention;

fig. 2 is the schematic view of the sectional plane structure of the present invention.

In the figure: the device comprises a support plate 1, a sleeve 2, an air bag 3, a push plate 4, a threaded cylinder 5, a screw 6, a support 7, a hand wheel 8, a limiting component 9, a positioning bulge 91, a limiting groove 92, an elastic rib 10, a universal ball 11 and a rotating handle 12.

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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present embodiment provides a technical solution: the special device for water-stop sealing welding of the inner leakage pipeline comprises a support plate 1 and an air bag 3;

supporting disc 1: the left side face of the sleeve is fixedly connected with a sleeve 2, the sleeve 2 is a rubber sleeve, the rubber material is soft, the pushing of the sleeve 2 in the pipeline is prevented from being influenced due to foreign matter interference, elastic ribs 10 distributed in an array mode are arranged in the side wall of the sleeve 2, the sleeve 2 is transversely supported, meanwhile, the concave deformation of the sleeve 2 is not influenced, the inner wall of the sleeve 2 is connected with a push plate 4 in a sliding mode, the right side face of the push plate 4 is fixedly connected with a threaded cylinder 5, the threaded cylinder 5 is connected with the inner wall of a round hole formed in the center of a supporting plate 1 in a sliding mode through a limiting assembly 9, the limiting assembly 9 comprises a positioning bulge 91 and a limiting groove 92, the positioning bulge 91 is arranged on the inner wall of the round hole in the center of the supporting plate 1, the limiting groove 92 is arranged on the outer arc face of the threaded cylinder 5, the positioning bulge 91 is connected with the inner wall of the limiting groove 92 in a sliding mode, the threaded cylinder 5 is prevented from rotating, a screw 6 is in threaded connection with the threaded cylinder 5, when the screw 6 rotates, the screw 6 drives the threaded cylinder 5 to move to the left side under the limiting effect of the positioning bulge 91, and the push plate 4 moves out of an air bag 3 out of the inner wall of the sleeve 2;

an air bag 3: sliding connection is in sleeve 2's inner wall, and sleeve 2's inner wall array rotates and is connected with universal ball 11, and universal ball 11 all with gasbag 3's surface sliding connection, reduces the frictional force to gasbag 3, is convenient for push away gasbag 3 fast, because of gasbag 3 diameter grow under the effect of the pressure of the inside rivers of pipeline, the pipeline inner wall is hugged closely to the surface of gasbag 3, can block the outflowing of leaking in the valve fast.

Wherein: still include support 7 and hand wheel 8, support 7 sets up in the right flank of supporting disk 1, and the right side plate body of support 7 rotates with the outer cambered surface of the right-hand member of screw rod 6 to be connected, and hand wheel 8 sets up in the right side end of screw rod 6, improves the stability of screw rod 6, and convenient manual rotatory, the right flank of hand wheel 8 is outer along being equipped with turning handle 12, the operation of being convenient for, handheld support 7 and through turning handle 12 rotatory hand wheel 8, hand wheel 8 drives screw rod 6 and rotates.

The utility model provides an interior hourglass pipeline seal welding isolated plant that blocks water's theory of operation as follows:

insert sleeve 2 pipe inner wall 30-40cm department, because sleeve 2 is the rubber sleeve, the texture is softer, can have inside the pipeline to the left side propelling movement under the condition of foreign matter such as sand, be stopped by impurity in avoiding the national debt of propelling movement, elastic rib 10 plays the effect of horizontal support to sleeve 2, be convenient for the propelling movement of sleeve 2, do not influence the indent deformation of sleeve 2 simultaneously again, then handheld support 7 and through rotating handle 12 rotatory hand wheel 8, hand wheel 8 drives screw rod 6 and rotates, because screw rod 6 and screw cylinder 5 threaded connection, it moves to the left side under the restriction of location arch 91 to drive screw rod 6 when rotating, screw rod 6 drives push pedal 4 and moves the inner wall of gasbag 3 propelling sleeve 2 to the left side, universal ball 11 can reduce the frictional force to gasbag 3 in the inner wall rotation of sleeve 2, be convenient for push out gasbag 3 to the inner wall of pipeline fast, because of gasbag 3 diameter under the effect of the inside rivers of pipeline, the outer surface of gasbag 3 hugs closely and blocks the pipe inner wall that leaks, reverse rotation hand wheel 8 makes the push pedal 4 outside pull the outside to restore to the outside and contact the separation and accomplish the heating pipeline and heating support disk 1, the separation of heating pipeline is heated.

The above is only the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention can be used in other related technical fields, directly or indirectly, or in the same way as the present invention.

Claims

1. Interior hourglass pipeline water stop seal welding isolated plant, its characterized in that: comprises a support disc (1) and an air bag (3);

support disc (1): the left side surface of the support plate is fixedly connected with a sleeve (2), the inner wall of the sleeve (2) is connected with a push plate (4) in a sliding manner, the right side surface of the push plate (4) is fixedly connected with a threaded cylinder (5), the threaded cylinder (5) is connected with the inner wall of a round hole arranged at the center of the support plate (1) in a sliding manner through a limiting assembly (9), and the inner thread of the threaded cylinder (5) is connected with a screw (6);

airbag (3): is connected with the inner wall of the sleeve (2) in a sliding way.

2. The special device for water-stop, seal and welding of the inner leakage pipeline according to claim 1, characterized in that: spacing subassembly (9) are including location arch (91) and spacing groove (92), location arch (91) set up in the round hole inner wall at supporting disk (1) center, spacing groove (92) set up in the extrados of a screw thread section of thick bamboo (5), the inner wall sliding connection of location arch (91) and spacing groove (92).

3. The special device for water-stop sealing and welding of the inner leakage pipeline as claimed in claim 1, wherein: still include support (7) and hand wheel (8), support (7) set up in the right flank of supporting disk (1), and the right side plate body of support (7) is connected with the right-hand member extrados face of screw rod (6) rotation, hand wheel (8) set up in the right side end of screw rod (6).

4. The special device for water-stop, seal and welding of the inner leakage pipeline according to claim 3, characterized in that: and a rotating handle (12) is arranged on the outer edge of the right side surface of the hand wheel (8).

5. The special device for water-stop sealing and welding of the inner leakage pipeline as claimed in claim 1, wherein: the inner wall array of sleeve (2) rotates and is connected with universal ball (11), and universal ball (11) all with the surface sliding connection of gasbag (3).

6. The special device for water-stop sealing and welding of the inner leakage pipeline as claimed in claim 1, wherein: the sleeve (2) is a rubber sleeve.

7. The special device for water-stop, seal and welding of the inner leakage pipeline according to claim 1, characterized in that: the side wall of the sleeve (2) is internally provided with elastic ribs (10) distributed in an array manner.