CN214443283U - Tapping device for pressure pipeline - Google Patents
Tapping device for pressure pipeline Download PDFInfo
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- CN214443283U CN214443283U CN202120570482.XU CN202120570482U CN214443283U CN 214443283 U CN214443283 U CN 214443283U CN 202120570482 U CN202120570482 U CN 202120570482U CN 214443283 U CN214443283 U CN 214443283U
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- tapping
- straight pipe
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Abstract
A pressure pipeline punching device belongs to the technical field of punching devices. The electric drill comprises an electric hand drill, a connecting piece and a sealing stop block, wherein one end of the connecting piece is provided with a connecting flange, the other end of the connecting piece is a straight pipe section, a transition connecting section is arranged between the straight pipe section and the connecting flange, a drill rod of the electric hand drill extends into the straight pipe section, the sealing stop block is sleeved on the drill rod, the end part of the straight pipe section is arranged, one end of the drill rod extending into the straight pipe section is connected with a hole drilling bit of the electric hand drill, and one end of the drill rod arranged on the sealing stop block is connected with an electric hand drill control part; during tapping, the seamless pipe section and the gate valve are connected on the pipeline with pressure, the connecting flange is connected with the gate valve flange, the tapping drill bit extends into the pipeline with pressure to be tapped, and the tapping drill bit is pulled out after tapping is completed until the tapping drill bit reaches the connecting flange, and then the gate valve is closed. The utility model discloses can be used for the pipeline not stop defeated medium, not reduce pressure, under the circumstances of guaranteeing pipeline normal operating, carry out other branch road, pipeline evacuation etc. of connecing to the pipeline.
Description
Technical Field
The utility model belongs to the technical field of the trompil device, especially, relate to a pipeline trompil device is pressed in area, be applicable to the pipeline and not stop defeated medium, do not reduce pressure, guarantee under the condition of pipeline normal operating, carry out other operations such as branch road, pipeline evacuation to the pipeline for the carbon steel pipeline, the pressure area that pressure is below 0-0.5MPa that the transport medium is normal atmospheric temperature water press the pipeline trompil.
Background
In general, when a branch is connected to a pipeline under pressure, a valve is added, and the like, the medium of the whole pipeline needs to be decompressed and emptied, so that the hole-opening welding operation can be carried out on the pipeline. And (4) carrying out a pressing test on the punching point position after punching operation, if leakage occurs, repeating the whole process once, and so on. The whole operation process is long in time consumption, high in cost and large in workload, normal production and life of enterprises can be influenced due to the fact that pipeline media stop conveying, great inconvenience is brought, and even direct economic loss of the enterprises or individuals is influenced in serious cases.
SUMMERY OF THE UTILITY MODEL
To the technical problem that above-mentioned exists, the utility model provides a pipeline trompil device is pressed in area realizes not incessant defeated medium at whole trompil operation process, low cost, time spent short, safe and reliable.
The purpose of the utility model is realized through the following technical scheme:
the utility model relates to a pressure pipeline tapping device, including electric hand drill, connecting piece and sealed dog, connecting piece one end has flange, and the other end is the straight tube section, is the transitional coupling section between straight tube section and flange, and the drilling rod of electric hand drill stretches into the straight tube section, and the sealed dog is put to the upper cover, arranges straight tube section tip in, and the one end that stretches into the straight tube section is connected the trompil drill bit of electric hand drill, and the one end of arranging on sealed dog is connected electric hand drill control portion; during tapping, the seamless pipe section and the gate valve are connected on the pipeline with pressure, the connecting flange is connected with the gate valve flange, the tapping drill bit extends into the pipeline with pressure to be tapped, and the tapping drill bit is pulled out after tapping is completed until the tapping drill bit reaches the connecting flange, and then the gate valve is closed.
Preferably, the transitional connection section is a frustum pipe section, the straight pipe section is connected to the small-diameter end of the frustum pipe section, and the connection flange is connected to the large-diameter end of the frustum pipe section and matched with the gate valve flange.
Preferably, the outer diameter of the sealing stop is larger than the inner diameter of the straight pipe section.
Preferably, the thickness of the connecting flange is greater than or equal to that of the tapping drill.
Preferably, the length of the straight pipe section is 150-200 mm.
The utility model has the advantages that:
1. the utility model discloses a connecting piece is set up and connected with the electric hand drill, one end of the connecting piece is provided with a connecting flange, the other end is a straight tube section, a transitional connecting section is arranged between the straight tube section and the connecting flange, the drill rod of the electric hand drill extends into the straight tube section, a sealing stop block is sleeved on the drill rod, the end part of the straight tube section is arranged, one end extending into the straight tube section is connected with the hole drilling bit of the electric hand drill, and one end arranged on the sealing stop block is connected with the control part of the electric hand drill; during tapping, the seamless pipe section and the gate valve are connected on the pipeline with pressure, the connecting flange is connected with the gate valve flange, the tapping drill bit extends into the pipeline with pressure to be tapped, and the tapping drill bit is pulled out after tapping is completed until the tapping drill bit reaches the connecting flange, and then the gate valve is closed. The utility model discloses can be used for the pipeline not stop defeated medium, not reduce pressure, under the circumstances of guaranteeing pipeline normal operating, carry out other branch road, pipeline evacuation etc. of connecing to the pipeline.
2. The utility model discloses with low costs, time spent short, safe and reliable. The pressurized pipeline tapping device is used for carbon steel pipelines with normal temperature water as a conveying medium and pressurized pipeline tapping devices with the pressure below 0-0.5 MPa.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic diagram of preparation construction before work.
In the figure: 1. the drilling rod, 2, the sealing stop block, 3, the connecting piece, 31, the straight pipe section, 32, the transition connecting section, 4, the connecting flange, 5, the gate valve, 6, the valve hand wheel, 7, the gate valve flange, 8, the seamless pipe section, 9, the hole drilling bit, 10, the pipeline with pressure and 11, the electric hand drill.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and examples.
Example (b): as shown in fig. 1, the utility model relates to a pressure pipeline tapping device, including electric hand drill 11, connecting piece 3 and sealed dog 2, connecting piece 3 one end has flange 4, and the other end is straight tube section 31, is transition connection section 32 between straight tube section 31 and flange 4, and electric hand drill's drilling rod 1 stretches into straight tube section 31, and sealed dog 2 is put on it, places in straight tube section 31 tip, and the one end that stretches into straight tube section 31 is connected electric hand drill's trompil drill bit 9, and the one end that places on sealed dog 2 is connected electric hand drill control portion; during tapping, a seamless pipe section 8 and a gate valve 5 are connected to the pipeline 10 with pressure, the connecting flange 4 is connected with the gate valve flange 7, the tapping drill bit 9 extends into the pipeline 10 with pressure to be tapped, and the gate valve 5 is closed after the tapping drill bit 9 is pulled out to the joint flange 4 after tapping is completed.
Transition connection section 32 is the frustum pipeline section, and straight tube section 31 is connected at the path end of frustum pipeline section, and flange 4 connects the big footpath end of frustum pipeline section, with gate valve flange 7 cooperation, and straight tube section 31 internal diameter and the 2 external diameter cooperations of sealed dog play the medium seal effect, prevent to leak. The length of the straight pipe section is 150-200mm, so that the opening drill bit 9 is pulled out to the flange at the top of the gate valve 5 after the pipe is opened, and then the gate valve 5 is closed.
The outer diameter of the sealing stop block 2 is larger than the inner diameter of the straight pipe section 31, the downward moving height of the limiting drill rod 1 is slightly larger than the sum of the flange distance at the two ends of the gate valve and the length of the seamless pipe section 8; the pipeline under pressure is convenient to be perforated.
The thickness of the connecting flange 4 is larger than or equal to that of the tapping drill 10, and the tapping drill 9 is accommodated after tapping.
In the embodiment, the drill rod 1 is made of a round iron rod, the sealing stop block 2 is made of a nylon rod, and the electric hand drill 11 is made of an electric hand drill.
The utility model discloses when using, as shown in fig. 2, confirm earlier the position that needs the trompil, clear away the anticorrosive coating of taking the area to take trompil position on the pipeline 10, the seamless pipe section 8 welding that will have the flange is on taking the pipeline 10 to take, and the flange axis is perpendicular with taking the pipeline 10 axis of area, this operation not with the medium direct contact in the pipeline, consequently eliminated the potential safety hazard. And then connecting the gate valve 5 with the seamless pipe section 8, adding a sealing gasket between a gate valve flange 7 and a flange of the seamless pipe section 8, fastening through bolts, completely opening the gate valve through a valve hand wheel 6, and confirming that no obstacle exists in the inner cavity of the valve.
Connect the trompil device at gate valve 5 upper end flange through its flange 4, through rotating the trompil drill bit 9 of hand electric drill to taking the pressure pipeline 10 trompil, extract trompil drill bit 9 to the gate valve flange 7 top (can close the valve) after the trompil is accomplished, close the valve at last. And finishing the construction of the pipeline tapping operation under pressure.
Effect verification:
through the utility model discloses can realize pressing the trompil operation to the pipeline area, under the condition of pipeline normal operating, carry out other branch road, pipeline increase valve etc. that connects to the pipeline. The whole tapping process does not stop conveying the medium, and has low cost, short time consumption, safety and reliability.
It should be understood that the above detailed description of the present invention is only for illustrating the present invention and is not limited by the technical solutions described in the embodiments of the present invention, and those skilled in the art should understand that the present invention can still be modified or equivalently replaced to achieve the same technical effects; as long as the use requirement is satisfied, the utility model is within the protection scope.
Claims (5)
1. The utility model provides a pressure pipeline trompil device which characterized in that: the electric drill comprises an electric hand drill, a connecting piece and a sealing stop block, wherein one end of the connecting piece is provided with a connecting flange, the other end of the connecting piece is a straight pipe section, a transition connecting section is arranged between the straight pipe section and the connecting flange, a drill rod of the electric hand drill extends into the straight pipe section, the sealing stop block is sleeved on the drill rod, the end part of the straight pipe section is arranged, one end of the drill rod extending into the straight pipe section is connected with a hole drilling bit of the electric hand drill, and one end of the drill rod arranged on the sealing stop block is connected with an electric hand drill control part; during tapping, the seamless pipe section and the gate valve are connected on the pipeline with pressure, the connecting flange is connected with the gate valve flange, the tapping drill bit extends into the pipeline with pressure to be tapped, and the tapping drill bit is pulled out after tapping is completed until the tapping drill bit reaches the connecting flange, and then the gate valve is closed.
2. The pressurized pipe tapping device according to claim 1, wherein: the transitional connection section is a frustum pipe section, the straight pipe section is connected to the small-diameter end of the frustum pipe section, and the connecting flange is connected to the large-diameter end of the frustum pipe section and matched with the gate valve flange.
3. The pressurized pipe tapping device according to claim 1, wherein: the outer diameter of the sealing stop block is larger than the inner diameter of the straight pipe section.
4. The under pressure pipe tapping device according to claim 1 or claim, wherein: the thickness of the connecting flange is more than or equal to that of the tapping drill.
5. The under pressure pipe tapping device according to claim 1 or claim, wherein: the length of the straight pipe section is 150 mm and 200 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120570482.XU CN214443283U (en) | 2021-03-22 | 2021-03-22 | Tapping device for pressure pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120570482.XU CN214443283U (en) | 2021-03-22 | 2021-03-22 | Tapping device for pressure pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214443283U true CN214443283U (en) | 2021-10-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120570482.XU Active CN214443283U (en) | 2021-03-22 | 2021-03-22 | Tapping device for pressure pipeline |
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| Country | Link |
|---|---|
| CN (1) | CN214443283U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114542978A (en) * | 2022-03-18 | 2022-05-27 | 西南石油大学 | Temporary treatment device and method for natural gas long-distance pipeline station under emergency working condition |
| CN114570982A (en) * | 2022-03-15 | 2022-06-03 | 北京市北氧康益气体设备安装工程有限公司 | Pressure perforator for medical air supply pipeline |
-
2021
- 2021-03-22 CN CN202120570482.XU patent/CN214443283U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114570982A (en) * | 2022-03-15 | 2022-06-03 | 北京市北氧康益气体设备安装工程有限公司 | Pressure perforator for medical air supply pipeline |
| CN114570982B (en) * | 2022-03-15 | 2023-08-18 | 北京市北氧康益气体设备安装工程有限公司 | Pressurized perforating device for medical air supply pipeline |
| CN114542978A (en) * | 2022-03-18 | 2022-05-27 | 西南石油大学 | Temporary treatment device and method for natural gas long-distance pipeline station under emergency working condition |
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