CN206832420U - A kind of single port pressure testing device for large diameter pipeline - Google Patents
A kind of single port pressure testing device for large diameter pipeline Download PDFInfo
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- CN206832420U CN206832420U CN201720634936.9U CN201720634936U CN206832420U CN 206832420 U CN206832420 U CN 206832420U CN 201720634936 U CN201720634936 U CN 201720634936U CN 206832420 U CN206832420 U CN 206832420U
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- pressure testing
- support member
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- fixed block
- cushion rubber
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Abstract
The utility model discloses a kind of single port pressure testing device for large diameter pipeline, including the support member of annular and some groups of pressure testing modules being fixed on the support member；Pressure testing module described in every group includes the cushion rubber of fixed block, locking connector and " recessed " shape, the locking connector is fixed on the inner surface of the fixed block, the fixed block is connected by the locking connector with the support member, the cushion rubber is fixed on the outside of the fixed block, the outward opening of cushion rubber；The opening of the cushion rubber of pressure testing module is interconnected described in each group, and with treating that the inwall of pressure testing pipeline surrounds the cavity of sealing.Pressure testing device of the present utility model forms the cavity of a sealing in pipeline, meets the requirement that small range pressure testing is carried out in pipeline, the water supply of demand is lacked, and whole pressure testing process is rapid, and result is accurate by the ingenious combination of multigroup module and support member.
Description
Technical field
The utility model belongs to pipe installation technology field, and in particular to a kind of pressure testing device for large diameter pipeline.
Background technology
Pipeline pressure test is related to the quality of pipeline engineering, is process extremely important and essential in Pipe installing.Pipe
Road pressure testing is by verifying the intensity of pipe-line system and examining the tightness of pipe-line system, reach pipeline construction quality, tubing
Energy, a comprehensive test of pipeline globality.The pipeline of general bore carries out overall pressure testing, but large diameter pipeline using clean water
Overall pressure testing needs water consumption especially big, and being discharged in the area that water resource lacks, after a large amount of fresh water pressure testings can cause water resource unrestrained
Take.Single port pressure testing can be directed to every one of heavy caliber weld seam and carry out pressure testing, and water consumption is small, easily finds weld defect.
The content of the invention
Goal of the invention：The utility model purpose is in view of the shortcomings of the prior art, there is provided a kind of water consumption is small, and detects
Rapidly, accurately it is used for the single port pressure testing device of large diameter pipeline.
Technical scheme：Single port pressure testing device described in the utility model for large diameter pipeline, include the support member of annular
And some groups of pressure testing modules on the support member are fixed on, the end to end ring-type that surrounds of pressure testing module described in some groups is fixed
On the outer ring of the support member；
Pressure testing module described in every group includes the cushion rubber of fixed block, locking connector and " recessed " shape, the locking connector
The inner surface of the fixed block is fixed on, the fixed block is connected by the locking connector with the support member, described
Cushion rubber is fixed on the outside of the fixed block, the outward opening of cushion rubber；The opening of the cushion rubber of pressure testing module mutually interconnects described in each group
It is logical, and with treating that the inwall of pressure testing pipeline surrounds the cavity of sealing, wherein a water inlet interface is provided with any one group of pressure testing module,
One end of the water inlet interface is connected with pressure testing water water inlet pipe, and the other end stretches into the opening of the cushion rubber through the fixed block
Interior, tank enters pressure testing water in the cavity surrounded to each pressure testing module.
Further preferably technical scheme is the utility model, and the locking connector is made up of screw rod and nut, described
One end of screw rod is vertically fixed on the surface of the fixed block, is opened up on the support member by some spiral shells corresponding with each screw rod
Hole, the other end of the screw rod are penetrated in corresponding screw, and by the nut check；Pressure testing module passes through locking described in each group
Connector forms integrative-structure with the support member.
Preferably, be additionally provided with least one set of walking module on the support member, the walking module include connector and
Roller, one end of the connector are fixed on the support member, and the other end passes through the pressure testing module, end fixed idler whell.
Preferably, in addition to control cabinet, pressure testing water water inlet pipe, pressure testing water feed pipe and pressure are provided with the control cabinet
Table.
Preferably, the support member is made up of steel plate bending.
The application method and operation principle of pressure testing device of the present utility model be：Device is inserted to the weld seam of pipeline to be tested
Position, closed cavity is formed between the cushion rubber and tube wall of each group pressure testing module, the water filling into cavity, when pressure reaches pressure testing pressure
Stop simultaneously pressurize of supplying water after power, check whether pipeline meets standard, after reaching regulation duration, pressure release, device is moved to next weldering
Seam.
Beneficial effect：（1）Pressure testing device of the present utility model is by the ingenious combination of multigroup module and support member, in pipeline
The interior cavity for forming a sealing, meet the requirement that small range pressure testing is carried out in pipeline, the water supply of demand is lacked, whole pressure testing process
Rapidly, and result is accurate；In addition, in the utility model can according to the internal diameter of pipeline, size, pressure testing module to support member
Quantity is quickly adjusted, and the scope of application is wider, indirectly reduces pressure testing cost, has certain economic benefit；
（2）Connected between pressure testing module of the present utility model and support member by locking connector, by each group pressure testing mould
While block forms a whole, the nut that connector can be locked by adjusting adjusts pressure of the support member to pressure testing module,
It is fastened and fixed block and cushion rubber is produced a certain amount of deformation, promotes to combine between each cushion rubber and between cushion rubber and inner-walls of duct tight
It is close, ensure air-tightness, prevent water from flowing out, so that it is guaranteed that the hydraulic pressure during pressure testing；
（3）Walking module is provided with the utility model also on support member, will be whole after the completion of one of weld seam pressure testing
Device is moved to down one of commissure, facilitates the pressure testing of same pipeline；
（4）Control cabinet has pressure testing water water inlet pipe, pressure testing water feed pipe and pressure gauge, control cabinet control in the utility model
Inflow and speed, pressure gauge controls the hydraulic pressure in pressure testing module, ensures that hydraulic pressure reaches test pressure, easy to operate, and detection is fast
Speed.
Brief description of the drawings
Fig. 1 is the structural representation of single port pressure testing device described in the utility model；
Fig. 2 is the structural representation of pressure testing module described in the utility model；
In figure, 1- treats pressure testing pipeline, 2- support members, 3- pressure testings module, 4- walking modules, 5- control cabinets, 6- pressure gauges, 7-
Pressure testing water water inlet pipe, 8- pressure testing water feed pipe, 31- fixed blocks, 32- cushion rubbers, 33- screw rods, 34- nuts, 35- water inlet interfaces.
Embodiment
Technical solutions of the utility model are described in detail below by accompanying drawing, but the scope of protection of the utility model
It is not limited to the embodiment.
Embodiment：A kind of single port pressure testing device for large diameter pipeline, including by steel plate bending into annular support
Part 2, the walking module 4 on support member 2, some groups of pressure testing modules 3 being fixed on support member 2, and control cabinet 5.
Pressure testing water water inlet pipe 7, pressure testing water feed pipe 8 and pressure gauge 6 are provided with control cabinet 5.
Every group of pressure testing module 3 include fixed block 31, locking connector and " recessed " shape cushion rubber 32, locking connector by
Screw rod 33 and nut 34 form, and one end of screw rod 33 is vertically fixed on the inner surface of fixed block 31, if opened up on support member 2 by
The dry screw corresponding with each screw rod 33, the other end of screw rod 33 is penetrated in corresponding screw, and is locked by nut 34；Cushion rubber 32
It is fixed on the outside of fixed block 31, the outward opening of cushion rubber 32；
Some groups of pressure testing modules 3 are end to end to surround ring-type, and forms integral knot with support member 2 by locking connector
Structure, the opening of the cushion rubber 32 of each group pressure testing module 3 are interconnected, and with treating that the inwall of pressure testing pipeline 1 surrounds the cavity of sealing, its
In be provided with a water inlet interface 35 in one group of pressure testing module 3, one end of water inlet interface 35 is connected with pressure testing water water inlet pipe 7, another
End is stretched into through fixed block 31 in the opening of cushion rubber 32, and tank enters pressure testing water in the cavity surrounded to each pressure testing module 3.
Walking module 4 includes connector and roller, and one end of connector is fixed on support member 2, and the other end passes through pressure testing
Module 3, end fixed idler whell.
In use, determining the size of support member 2 and the quantity of pressure testing module 3 by pipe diameter, and complete to assemble, tighten examination
Nut 34 on die block 3, the fixed block 31 to pressure testing module 3 apply pressure, ensure the hydraulic pressure of pressure testing process；Pressure testing module 3
Upper water inlet interface 35 connects pressure testing water water inlet pipe 7, is controlled from control cabinet 5 in the cavity formed toward each pressure testing module and squeezes into cleaning
Water, check on pressure gauge 6 and show pressure, stop water supply pressurize after pressure reaches pressure test pressure, after reaching regulation duration, control
Case carries out pressure release, unscrews the discharge that nut 34 accelerates clean water.Next weld seam is moved to by walking mechanism 4 and carries out single port examination
Pressure.
As described above, although the utility model has been represented and described with reference to specific preferred embodiment, but it must not
It is construed to the limitation to the utility model itself.In the spirit and scope of the present utility model for not departing from appended claims and defining
Under the premise of, can various changes can be made in the form and details to it.
Claims (5)
1. a kind of single port pressure testing device for large diameter pipeline, it is characterised in that including annular support member and be fixed on
Some groups of pressure testing modules on the support member, the end to end ring-type that surrounds of pressure testing module described in some groups are fixed on the support
On the outer ring of part；
Pressure testing module described in every group includes the cushion rubber of fixed block, locking connector and " recessed " shape, and the locking connector is fixed
In the inner surface of the fixed block, the fixed block is connected by the locking connector with the support member, the cushion rubber
It is fixed on the outside of the fixed block, the outward opening of cushion rubber；The opening of the cushion rubber of pressure testing module is interconnected described in each group, and
Inwall with treating pressure testing pipeline surrounds the cavity of sealing, wherein a water inlet interface is provided with any one group of pressure testing module, it is described
One end of water inlet interface is connected with pressure testing water water inlet pipe, and the other end is stretched into the opening of the cushion rubber through the fixed block, to
Tank enters pressure testing water in the cavity that each pressure testing module surrounds.
2. the single port pressure testing device according to claim 1 for large diameter pipeline, it is characterised in that the locking connection
Part is made up of screw rod and nut, and one end of the screw rod is vertically fixed on the surface of the fixed block, is opened up on the support member
By some screws corresponding with each screw rod, the other end of the screw rod is penetrated in corresponding screw, and by the nut check；
Pressure testing module described in each group forms integrative-structure by locking connector with the support member.
3. the single port pressure testing device according to claim 1 for large diameter pipeline, it is characterised in that on the support member
At least one set of walking module is additionally provided with, the walking module includes connector and roller, and one end of the connector is fixed on
On the support member, the other end passes through the pressure testing module, end fixed idler whell.
4. the single port pressure testing device for large diameter pipeline according to claim 1 ~ 3 any one, it is characterised in that also
Including control cabinet, pressure testing water water inlet pipe, pressure testing water feed pipe and pressure gauge are provided with the control cabinet.
5. the single port pressure testing device for large diameter pipeline according to claim 1 ~ 3 any one, it is characterised in that institute
Support member is stated to be made up of steel plate bending.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720634936.9U CN206832420U (en) | 2017-06-02 | 2017-06-02 | A kind of single port pressure testing device for large diameter pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720634936.9U CN206832420U (en) | 2017-06-02 | 2017-06-02 | A kind of single port pressure testing device for large diameter pipeline |
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| Publication Number | Publication Date |
|---|---|
| CN206832420U true CN206832420U (en) | 2018-01-02 |
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ID=60774018
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720634936.9U Active CN206832420U (en) | 2017-06-02 | 2017-06-02 | A kind of single port pressure testing device for large diameter pipeline |
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| Country | Link |
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| CN (1) | CN206832420U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108318194A (en) * | 2018-04-18 | 2018-07-24 | 新兴铸管股份有限公司 | It is a kind of to simulate the pressure device and its working method that pipeline single port is suppressed |
| CN110501118A (en) * | 2019-08-30 | 2019-11-26 | 南京荣港电气技术有限公司 | A kind of detection device of electric automatization equipment |
| CN112179569A (en) * | 2020-09-18 | 2021-01-05 | 中国水利水电第五工程局有限公司 | Water supply steel pipe hydrostatic test inner plugging head and plugging method thereof |
-
2017
- 2017-06-02 CN CN201720634936.9U patent/CN206832420U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108318194A (en) * | 2018-04-18 | 2018-07-24 | 新兴铸管股份有限公司 | It is a kind of to simulate the pressure device and its working method that pipeline single port is suppressed |
| CN108318194B (en) * | 2018-04-18 | 2023-06-27 | 新兴铸管股份有限公司 | Pressing device for simulating single-port pressing of pipeline and working method of pressing device |
| CN110501118A (en) * | 2019-08-30 | 2019-11-26 | 南京荣港电气技术有限公司 | A kind of detection device of electric automatization equipment |
| CN112179569A (en) * | 2020-09-18 | 2021-01-05 | 中国水利水电第五工程局有限公司 | Water supply steel pipe hydrostatic test inner plugging head and plugging method thereof |
| CN112179569B (en) * | 2020-09-18 | 2021-06-15 | 中国水利水电第五工程局有限公司 | Water supply steel pipe hydrostatic test inner plugging head and plugging method thereof |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 210023 No. 6 Wenlan Road, Xianlin University City, Nanjing, Jiangsu Province Patentee after: China Construction Installation Group Co., Ltd. Address before: 210023 No. 6 Wenlan Road, Xianlin University City, Nanjing, Jiangsu Province Patentee before: China Construction Industrial Equipment Installation Co., Ltd. |
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| CP01 | Change in the name or title of a patent holder |