CN217540093U - Pipeline hydrostatic test shutoff gasbag - Google Patents
Pipeline hydrostatic test shutoff gasbag Download PDFInfo
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- CN217540093U CN217540093U CN202220251309.8U CN202220251309U CN217540093U CN 217540093 U CN217540093 U CN 217540093U CN 202220251309 U CN202220251309 U CN 202220251309U CN 217540093 U CN217540093 U CN 217540093U
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- water injection
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- gasbag
- hydrostatic test
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Abstract
The utility model provides a pipeline hydrostatic test shutoff gasbag, including gasbag body, gas charging component and water injection subassembly, the water injection subassembly runs through gasbag body and its and gasbag body contact site is sealing contact, the water injection subassembly is including opening and close the valve, contact and shutoff pipeline inner wall after the gasbag body aerifys. The water injection subassembly runs through the gasbag body, and its one end in towards the pipeline is opened, and the one end towards the pipeline mouth is realized opening or is closed through opening and close the valve, can open the opening and close valve according to the user demand, need not to set up in addition the water injection hole and can external water injection system carry out water injection operation or drainage operation in to the pipeline, still can carry out the water injection or the drainage of two points simultaneously in a hydrostatic test pipeline section according to the demand, can improve pipeline hydrostatic test's speed. The utility model discloses simple structure, convenient and practical, applicable in the mouth of pipe shutoff of different diameters, need not to set up the water injection hole and can carry out hydrostatic test, simplify mouth of pipe shutoff construction technology.
Description
Technical Field
The utility model belongs to the technical field of the water pressure test of water supply and drainage pipeline, concretely relates to pipeline water pressure test shutoff gasbag.
Background
When a hydrostatic test is carried out after the pipeline is installed, water needs to be injected into the two ends of the pipeline after plugging. The existing pipeline plugging adopts an air bag, a blind plate or a valve for plugging, the traditional air bag plugging only has a plugging function, and a water filling port needs to be additionally and independently arranged; the blind plate is adopted for plugging, a special sealing plate needs to be manufactured, and meanwhile, the workload of field installation and disassembly is large, and the process is complicated; the valve plugging is limited by the number and the installation position of the valves, and the use condition is limited.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to prior art's weak point, provide a simple structure, convenient and practical, applicable in the mouth of pipe shutoff of different diameters, need not to set up the water injection hole and can carry out hydrostatic test, simplify the pipeline hydrostatic test shutoff gasbag of mouth of pipe shutoff construction technology.
In order to solve the technical problem, the utility model adopts the following technical scheme:
the utility model provides a pipeline hydrostatic test shutoff gasbag, includes airbag body, gas charging component and water injection subassembly, the water injection subassembly runs through airbag body and its and airbag body contact site is sealing contact, the water injection subassembly is including opening and close the valve, airbag body aerifys back contact and shutoff pipe inner wall.
Furthermore, the water injection subassembly includes the water injection pipe, the gasbag body is all stretched out at the both ends of water injection pipe, open and close the valve and set up near water injection one end. The both ends of water injection pipe are water injection one end and play water one end respectively, when the gasbag body uses, play water one end is towards in the pipeline, water injection one end is towards the pipeline mouth, open the water injection pipe through the opening and closing valve of opening one of them pipeline mouth department, external water injection system can carry out the water injection operation in the pipeline, because the opening and closing valve of all the other pipeline mouths is closed, consequently, the water of pouring into can persist in the pipeline, also can carry out the water injection or the drainage of two points in a hydrostatic test pipeline section simultaneously, can improve pipeline hydrostatic test's speed, when pouring into the water yield or the pressure value that the design required, stop the water injection and close the opening and closing valve, can carry out pipeline hydrostatic test operation, moreover, the steam pressure test pipeline mouth shutoff construction technology is simple in structure, the simple operation, need not to set up the water injection hole separately, and convenient and practical, can improve hydrostatic test's efficiency.
Further, the inflation assembly includes an inflation port and an inflation valve. Can aerify the gasbag body through inflation valve and inflation inlet external inflation system fast to the shutoff pipeline mouth, simple and practical, labour saving and time saving.
Further, the airbag body is spherical after being inflated. Spherical structure is applicable in the mouth of pipe shutoff of different diameters, and when mouth of pipe diameter is different, airbag body's the degree of inflation also is different, and the pipeline inner wall is hugged closely to airbag body after aerifing, easy operation, and convenient and fast can improve shutoff efficiency, and the recoverable repetitious usage of airbag body, and the practicality is strong.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses simple structure, convenient and practical, applicable in the mouth of pipe shutoff of different diameters, need not to set up the water injection hole and can carry out hydrostatic test, simplify mouth of pipe shutoff construction technology. The pipeline opening is blocked by inflating the airbag body, so that the airbag is convenient to recycle, and the inflation degree of the airbag body is controlled according to the diameter change of the pipe opening, so that the airbag body can be tightly attached to the inner wall of the pipeline, and the blocking function is realized; the inflating assembly is convenient for an external inflating system to inflate the airbag body, and is simple and practical, convenient and rapid to operate, time-saving and labor-saving, and high in plugging efficiency; the water injection subassembly runs through the gasbag body, its one end in towards the pipeline is opened, the one end towards the pipeline mouth is realized opening or is closed through opening and close the valve, can open the opening and close valve according to the user demand, need not to set up in addition the water injection hole can external water injection system carry out water injection operation or drainage operation in to the pipeline, still can carry out the water injection or the drainage of two points simultaneously in a hydrostatic test pipeline section according to the demand, can improve pipeline hydrostatic test's speed, simplify pipeline mouth shutoff construction technology, promote test efficiency.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a partially enlarged schematic view of the present invention.
Wherein, the airbag comprises an airbag body 1, an inflation assembly 2, an inflation inlet 21, an inflation valve 22, a water injection assembly 3, an opening and closing valve 31, a water injection pipe 32 and a pipeline 4.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to 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.
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
The present invention will be further described with reference to the following specific examples, which should not be construed as limiting the invention.
The pipeline hydrostatic test shutoff gasbag that shows in the figure, including gasbag body 1, inflation component 2 and water injection component 3, water injection component 3 runs through gasbag body 1 and its and gasbag body 1 contact site be sealing contact, and water injection component 3 is including opening and close valve 31, and gasbag body 1 aerifys the back contact and shutoff pipeline 4 inner wall. The pipeline opening is blocked by inflating the airbag body, so that the airbag is convenient to recycle, and the inflation degree of the airbag body is controlled according to the diameter change of the pipe opening, so that the airbag body can be tightly attached to the inner wall of the pipeline, and the blocking function is realized; the inflating assembly is convenient for an external inflating system to inflate the airbag body, and is simple and practical, convenient and rapid to operate, time-saving and labor-saving, and high in plugging efficiency; the water injection subassembly runs through the gasbag body, its one end in towards the pipeline is opened, the one end towards the pipeline mouth is realized opening or is closed through opening and close the valve, can open the opening and close valve according to the user demand, need not to set up in addition the water injection hole and can external water injection system carry out water injection operation or drainage operation in to the pipeline, still can carry out the water injection or the drainage of two points simultaneously in a hydrostatic test pipeline section according to the demand, can improve pipeline hydrostatic test's speed, simplify pipeline mouth shutoff construction technology, promote test efficiency, water injection subassembly and gasbag body sealing contact, can avoid gas leakage appearing in restart in-process, guarantee the efficiency of aerifing of gasbag body. The utility model discloses simple structure, convenient and practical, applicable in the mouth of pipe shutoff of different diameters, need not to set up the water injection hole and can carry out hydrostatic test, simplify mouth of pipe shutoff construction technology.
Preferably, the water injection assembly 3 includes a water injection pipe 32, both ends of the water injection pipe 32 extend out of the airbag body 1, and the open/close valve 31 is disposed near one end of the water injection pipe. The both ends of water injection pipe are water injection one end and play water one end respectively, inflation assembly is located near water injection one end, when the gasbag body used, play water one end is towards the pipeline in, water injection one end is towards the pipeline mouth, open the water injection pipe through opening the on-off valve of one of them pipeline mouth department, external water injection system can carry out the water injection operation in the pipeline, because the on-off valve of all the other pipeline mouths is closed, consequently, the water of pouring into can persist in the pipeline, also can carry out the water injection or the drainage of two points simultaneously in a hydrostatic test pipeline section, can improve pipeline hydrostatic test's speed, when pouring into the water yield or the pressure value of design requirement, stop the water injection and close the on-off valve, can carry out pipeline hydrostatic test operation, moreover, the steam generator is simple in structure, the simple operation, the hydraulic test pipeline mouth shutoff construction technology has been simplified, need not to set up the water injection hole separately, convenience and practicality, can improve hydrostatic test's efficiency.
Preferably, inflation assembly 2 includes an inflation port 21 and an inflation valve 22. Can aerify the gasbag body through inflation valve and inflation inlet external inflation system fast to the shutoff pipeline mouth, simple and practical, labour saving and time saving.
Preferably, the airbag body 1 is spherical after being inflated. The spherical structure is applicable in the mouth of pipe shutoff of different diameters, and when the mouth of pipe diameter is different, the degree of inflation of gasbag body also is different, and the pipeline inner wall is hugged closely to the gasbag body after aerifing, easy operation, and convenient and fast can improve shutoff efficiency, and the recoverable repetitious usage of gasbag body, and the practicality is strong.
The utility model discloses include following step when using:
1. respectively installing the airbag body at two pipe orifice positions of a hydrostatic test pipe section, wherein the inflation assembly faces the outer side of the pipe orifice;
2. the air bag bodies are respectively inflated through the inflation ports by utilizing an inflation system, so that the air bag bodies are attached to the inner wall of the pipeline;
3. injecting water into the pipeline through a water injection pipe of the water injection assembly by using a water injection system, and then performing related operation of a hydrostatic test;
4. after the hydrostatic test is finished, discharging the test water in the pipeline by opening the opening and closing valve;
5. after the water in the pipeline is drained, the air in the air bag body is exhausted by opening an inflation valve on the inflation inlet;
6. and recovering the airbag body.
The above is merely a preferred embodiment of the present invention, and not intended to limit the scope and the range of the present invention, and those skilled in the art should be able to realize that all the equivalent substitutions and obvious changes made by the present invention description should be included in the scope of the present invention.
Claims (4)
1. The utility model provides a pipeline hydrostatic test shutoff gasbag which characterized in that: including gasbag body (1), gas charging component (2) and water injection subassembly (3), water injection subassembly (3) run through gasbag body (1) and its and gasbag body (1) contact site be sealing contact, water injection subassembly (3) are including opening and close valve (31), gasbag body (1) aerify back contact and shutoff pipeline (4) inner wall.
2. The pipeline hydrostatic test shutoff gasbag of claim 1 characterized in that: the water injection assembly (3) comprises a water injection pipe (32), the two ends of the water injection pipe (32) extend out of the airbag body (1), and the opening and closing valve (31) is arranged near one end of water injection.
3. The pipeline hydrostatic test shutoff gasbag of claim 1 or 2 characterized in that: the inflation assembly (2) comprises an inflation opening (21) and an inflation valve (22).
4. The pipeline hydrostatic test shutoff gasbag of claim 1 or 2 characterized in that: the airbag body (1) is spherical after being inflated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220251309.8U CN217540093U (en) | 2022-01-30 | 2022-01-30 | Pipeline hydrostatic test shutoff gasbag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220251309.8U CN217540093U (en) | 2022-01-30 | 2022-01-30 | Pipeline hydrostatic test shutoff gasbag |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217540093U true CN217540093U (en) | 2022-10-04 |
Family
ID=83424753
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220251309.8U Active CN217540093U (en) | 2022-01-30 | 2022-01-30 | Pipeline hydrostatic test shutoff gasbag |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217540093U (en) |
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2022
- 2022-01-30 CN CN202220251309.8U patent/CN217540093U/en active Active
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