CN210034755U

CN210034755U - Pressure-bearing leak stoppage testing device

Info

Publication number: CN210034755U
Application number: CN201920472089.XU
Authority: CN
Inventors: 陈军
Original assignee: TIANJIN BAILAIMA TECHNOLOGY Co Ltd
Current assignee: TIANJIN BAILAIMA TECHNOLOGY Co Ltd
Priority date: 2019-04-09
Filing date: 2019-04-09
Publication date: 2020-02-07
Anticipated expiration: 2029-04-09

Abstract

The utility model discloses a pressure-bearing leaking stoppage testing arrangement, including the columniform testing arrangement body, its characterized in that: the testing device comprises a testing device body and is characterized in that the testing device body is divided into a solid layer and a hollow layer from top to bottom, the position, located at the bottom end of the hollow layer, of the testing device body is of a bottom-free structure, a vertical channel hole communicated with the hollow layer is formed in the solid layer, an inwards concave annular groove is further formed in the solid layer, the annular groove is located at the periphery of the channel hole, the vertical length of the annular groove is smaller than that of the channel hole, a telescopic column is arranged in the hollow layer, the bottom end of the telescopic column is fixedly connected with a spring column connected with the bottom end of the solid layer, a side wall of the telescopic column is provided with a lubricating layer connected with the inner wall of the hollow layer, a connecting pipe is detachably connected to the solid layer, a connecting piece connected with a pipeline in a butt. The utility model discloses simple structure, convenient operation can detect pipeline leaking stoppage effect very soon.

Description

Pressure-bearing leak stoppage testing device

Technical Field

The utility model relates to a plugging device field specifically indicates a pressure-bearing leaking stoppage testing arrangement.

Background

The pipeline pressure-bearing plugging technology is a special technology for maintaining and repairing the in-service pipeline safely, economically, quickly and efficiently. The device can complete the operations of replacing, shifting, replacing the valve and increasing branch lines of the pipeline under the condition of uninterrupted pipeline medium conveying, and can also quickly and safely repair the accident pipeline when the pipeline leaks to recover the operation of the pipeline. Before the pipeline completes the plugging operation and carries out the fire operation, the plugging pipe section must be replaced and the pressure-bearing plugging effect must be checked. The conventional detection method is to carry out nitrogen replacement on the blocked pipe section and check the pressure-bearing blocking effect by the following methods: whether pressure rise appears in the change of pressure of the plugging pipe section or not is observed, and whether the sound of air leakage and oil exists or not is monitored at the plugging point manually, so that the operation process is complex, time and labor are wasted, and the detection efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the main objective is to solve the not enough of prior art, provides a simple structure, and convenient operation can detect the pressure-bearing leaking stoppage testing arrangement of pipeline leaking stoppage effect very soon.

In order to solve the technical problem, the utility model provides a technical scheme does: the utility model provides a pressure-bearing leaking stoppage testing arrangement, includes the columniform testing arrangement body, testing arrangement body top-down divides to establish to solid layer and hollow layer, the position that the testing arrangement body is located hollow layer bottom is for not having the bottom structure, be equipped with the vertical passway of putting through with hollow layer on the solid layer, still be equipped with the ring channel of indent on the solid layer, the ring channel is located the periphery of passway, the vertical length of ring channel is less than the vertical length of passway, hollow in situ is equipped with flexible post, flexible post bottom end fixed connection is equipped with the spring post that meets with solid layer bottom, flexible post lateral wall is equipped with the lubricating layer that meets with hollow layer inner wall, the connection of can dismantling on the solid layer is equipped with the connecting pipe, be equipped with the connecting piece that meets with the pipeline on the connecting pipe, be equipped with vertical scale strip on the flexible post.

As an improvement, the inner wall of the annular groove is provided with an external thread, and the inner wall of the connecting pipe is provided with an internal thread matched with the external thread.

As an improvement, handrails are respectively arranged on two sides of the testing device body.

As an improvement, the lubricating layer is connected with the inner wall of the hollow layer in a sealing way.

As an improvement, a diaphragm is clamped between the external thread and the internal thread.

Compared with the prior art, the utility model the advantage lie in: the arrangement of the solid layer and the hollow layer facilitates the connection with the connecting pipe and the telescopic column, when the device works, the connecting piece is communicated with the pipeline, the connecting pipe is connected with the solid layer through the thread between the internal thread and the external thread, the inner pipe of the connecting pipe can be in butt joint with the channel hole due to the arrangement of the annular groove, the diaphragm is clamped between the internal thread and the external thread, the tightness between the connecting pipe and the channel hole can be ensured, the gas leakage is prevented, finally, the leakage stopping effect in the pipeline can be reflected through the displacement of the telescopic column in the hollow layer caused by the push of the air pressure, the arrangement that the lubricating layer is in sealing connection with the inner wall of the hollow layer facilitates the displacement of the telescopic column on one hand, the tightness between the telescopic column and the hollow layer is ensured on the other hand, the phenomenon that the gas leakage is not accurately measured is prevented, the arrangement of the scale bars can more accurately detect numerical values, the arrangement, overall structure is simple, convenient operation, and detection efficiency is high.

Drawings

Fig. 1 is a schematic structural view of the pressure-bearing leak-stopping testing device of the present invention.

Fig. 2 is the internal structure schematic diagram of the testing device body in the pressure-bearing leak-stopping testing device of the utility model.

Fig. 3 is a schematic structural diagram of a connecting pipe in the pressure-bearing leakage-stopping testing device of the present invention.

As shown in the figure: 1. the testing device comprises a testing device body, 2, a solid layer, 3, a hollow layer, 4, a channel hole, 5, an annular groove, 6, a telescopic column, 7, a spring column, 8, an external thread, 9, a lubricating layer, 10, a scale bar, 11, a handrail, 12, a connecting pipe, 13, a connecting piece, 14 and an internal thread.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

With the attached drawings, the pressure-bearing leakage-stopping testing device comprises a cylindrical testing device body 1, wherein the testing device body 1 is divided into a solid layer 2 and a hollow layer 3 from top to bottom, the position, located at the bottom end of the hollow layer 3, of the testing device body 1 is of a bottom-cover-free structure, a channel hole 4 vertically communicated with the hollow layer 3 is formed in the solid layer 2, an inwards concave annular groove 5 is further formed in the solid layer 2, the annular groove 5 is located on the periphery of the channel hole 4, the vertical length of the annular groove 5 is smaller than that of the channel hole 4, a telescopic column 6 is arranged in the hollow layer 3, a spring column 7 connected with the bottom end of the solid layer 2 is fixedly connected to the bottom end of the telescopic column 6, a lubricating layer 9 connected with the inner wall of the hollow layer 3 is arranged on the side wall of the telescopic column 6, a connecting pipe 12 is detachably connected to the solid layer 2, and a connecting piece 13 connected with a, and a vertical scale bar 10 is arranged on the telescopic column 6.

The inner wall of the annular groove 5 is provided with an external thread 8, and the inner wall of the connecting pipe 12 is provided with an internal thread 14 matched with the external thread 8.

Handrails 11 are respectively arranged on two sides of the testing device body 1.

The lubricating layer 9 is connected with the inner wall of the hollow layer 3 in a sealing way.

And a diaphragm is clamped between the external thread 8 and the internal thread 14.

When the utility model is implemented, the solid layer 2 and the hollow layer 3 are arranged to facilitate the connection with the connecting pipe 12 and the telescopic column 6, when in work, the connecting piece 13 is communicated with the pipeline to be tested, the connecting pipe 12 and the solid layer 2 are connected with the external thread 8 through the internal thread 14, the inner pipe of the connecting pipe 12 can be butted with the channel hole 4 due to the arrangement of the ring groove 5, and the diaphragm is clamped between the internal thread 14 and the external thread 8, so that the sealing performance between the connecting pipe 12 and the channel hole 4 can be ensured, the gas leakage can be prevented, finally, the leaking stoppage effect in the pipeline to be tested can be reflected through the telescopic displacement of the telescopic column 6 in the hollow layer caused by the air pressure pushing, the arrangement that the lubricating layer 9 and the inner wall of the hollow layer 3 are connected in a sealing manner facilitates the displacement of the telescopic column 6 on one hand, and the sealing performance between the telescopic column 6 and, prevent that gas from leaking and leading the phenomenon of measuring inaccurate, scale bar 10 set up and can more accurately detect numerical value, and the setting of connecting pipe 12 and connecting piece 13 can detect to the pipeline that awaits measuring of different bores, and overall structure is simple, convenient operation, and detection efficiency is high.

The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims

1. The utility model provides a pressure-bearing leaking stoppage testing arrangement, includes columniform testing arrangement body (1), its characterized in that: the testing device comprises a testing device body (1), wherein the testing device body is divided into a solid layer (2) and a hollow layer (3) from top to bottom, the position of the testing device body (1) at the bottom end of the hollow layer (3) is of a bottom-free structure, a channel hole (4) which is vertically communicated with the hollow layer (3) is arranged on the solid layer (2), an inwards concave annular groove (5) is further arranged on the solid layer (2), the annular groove (5) is arranged at the periphery of the channel hole (4), the vertical length of the annular groove (5) is smaller than that of the channel hole (4), a telescopic column (6) is arranged in the hollow layer (3), a spring column (7) connected with the bottom end of the solid layer (2) is fixedly connected with the bottom end of the telescopic column (6), a lubricating layer (9) connected with the inner wall of the hollow layer (3) is arranged on the side wall of the telescopic column (6), and a connecting pipe (12) is detachably connected with, the connecting pipe (12) is provided with a connecting piece (13) butted with the pipeline, and the telescopic column (6) is provided with a vertical scale bar (10).

2. The pressure-bearing leak stoppage testing device according to claim 1, characterized in that: the inner wall of the annular groove (5) is provided with an external thread (8), and the inner wall of the connecting pipe (12) is provided with an internal thread (14) matched with the external thread (8).

3. The pressure-bearing leak stoppage testing device according to claim 1, characterized in that: handrails (11) are respectively arranged on two sides of the testing device body (1).

4. The pressure-bearing leak stoppage testing device according to claim 1, characterized in that: the lubricating layer (9) is connected with the inner wall of the hollow layer (3) in a sealing way.

5. The pressure-bearing leak stoppage testing device according to claim 2, characterized in that: and a diaphragm is clamped between the external thread (8) and the internal thread (14).