CN217272779U - Back plugging plate device for large-diameter pipeline hydrostatic test - Google Patents
Back plugging plate device for large-diameter pipeline hydrostatic test Download PDFInfo
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- CN217272779U CN217272779U CN202220052414.9U CN202220052414U CN217272779U CN 217272779 U CN217272779 U CN 217272779U CN 202220052414 U CN202220052414 U CN 202220052414U CN 217272779 U CN217272779 U CN 217272779U
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- pressurizing
- fixing frame
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Abstract
The utility model discloses a back blocking plate device for a large-diameter pipeline hydrostatic test, which comprises a pressing pipeline, a circular blind plate and a sealing plate; a connecting pipe is arranged on the outer side of one end of the pressurizing pipeline, and a limiting ring is coaxially arranged in one end, close to the connecting pipe, in the pressurizing pipeline; the round blind plate is positioned in the pressurizing pipeline and is perpendicular to the inner wall of the pressurizing pipeline, one side of the round blind plate is abutted against the limiting ring, one side of the round blind plate, which is far away from the limiting ring, is provided with a sealing plate, and the other side of the sealing plate is provided with a first reinforcing rib plate; a plurality of fixing devices are circumferentially arranged on the inner wall of one end, close to the first reinforcing rib plate, of the pressurizing pipeline, each fixing device comprises a fixing frame and a limiting bolt, each limiting bolt penetrates through the corresponding fixing frame and is in threaded connection with the corresponding fixing frame, and one end of each limiting bolt is abutted to the corresponding first reinforcing rib plate. The device has enough rigidity, be convenient for production, be convenient for install, repeatedly usable and low cost for accelerate experimental inspection speed, reduce construction cost, improve quality management and control ability.
Description
Technical Field
The utility model relates to a pipeline hydrostatic test technical field specifically indicates a back closure plate device of major diameter pipeline hydrostatic test.
Background
After the water supply pipeline project is installed, according to the requirements of 'construction and acceptance criteria of water supply and drainage pipeline project', a hydraulic test needs to be carried out on the large-diameter water delivery steel pipe to check whether the water delivery pipeline is sealed and does not leak water, and whether the pressure meets the operation requirements. The two ends of the hydraulic test section of the pipeline are plugged by adopting a special pressurizing pipeline, so that the test section forms a closed pipeline section, and the plugging plates are arranged in the pressurizing pipeline. For a large-diameter water pipeline, the conventional blocking plate does not have enough rigidity, and the blocking plate is easy to crack, bend and the like, so that the thickness of the blocking plate needs to be increased, the thickness of the blocking plate obtained through calculation is usually greater than the conventional thickness produced by the conventional manufacturer, and the production is not facilitated. After the hydraulic test of the existing test pipe section is finished, the pressing pipeline is cut and secondarily used for the next test pipe section. Therefore, a large-diameter water delivery steel pipe hydrostatic test pressing pipeline and a blocking plate device which have enough rigidity, are convenient to produce and install, can be repeatedly used and are low in cost are urgently needed to be researched.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome the defect of above-mentioned technique, provide a back closure plate device of major diameter pipeline hydrostatic test.
In order to solve the technical problem, the utility model provides a technical scheme is a large diameter pipeline hydrostatic test back closure plate device: comprises a pressing pipeline, a round blind plate and a sealing plate;
a connecting pipe is arranged on the outer side of one end of the pressurizing pipeline, and a limiting ring is coaxially arranged in one end, close to the connecting pipe, in the pressurizing pipeline;
the round blind plate is positioned in the pressurizing pipeline and is perpendicular to the inner wall of the pressurizing pipeline, one side of the round blind plate is abutted to the limiting ring, one side of the round blind plate, which is far away from the limiting ring, is provided with a sealing plate, and the other side of the sealing plate is provided with a first reinforcing rib plate;
the pressing pipeline is characterized in that a plurality of fixing devices are circumferentially arranged on the inner wall of one end, close to the first reinforcing rib plate, of the pressing pipeline, each fixing device comprises a fixing frame and a limiting bolt, each limiting bolt penetrates through the corresponding fixing frame and is in threaded connection with the corresponding fixing frame, and one end of each limiting bolt is abutted to the corresponding first reinforcing rib plate.
As an improvement, one side of the limiting ring, which is close to the circular blind plate, is provided with an annular groove, and a sealing gasket which is abutted against the circular blind plate is arranged in the annular groove.
As an improvement, the connecting pipe is provided with an equipment connecting plate, and the equipment connecting plate is provided with a preformed hole of the pressurizing equipment.
As an improvement, one side of the fixing frame, which is far away from the first reinforcing rib plate, is symmetrically provided with second reinforcing rib plates connected with the inner wall of the pressurizing pipeline.
Compared with the prior art, the utility model the advantage lie in: the device has enough rigidity, be convenient for production, be convenient for install, repeatedly usable and low cost for accelerate experimental inspection speed, reduce construction cost, improve quality management and control ability.
Drawings
Fig. 1 is a schematic structural diagram of the back blocking plate device for the hydraulic test of the large-diameter pipeline.
Fig. 2 is the left side view of the back closure plate device for the large diameter pipeline hydrostatic test of the utility model.
Fig. 3 is a cross-sectional view at a-a in fig. 2.
Fig. 4 is a partially enlarged view at B in fig. 3.
Fig. 5 is a partially enlarged view at C in fig. 4.
As shown in the figure: 1. the device comprises a pressurizing pipeline, 2, a round blind plate, 3, a sealing plate, 4, a connecting pipe, 5, a limiting ring, 6, a first reinforcing rib plate, 7, a fixing frame, 8, a limiting bolt, 9, an annular groove, 10, a sealing gasket, 11, a device connecting plate, 12, a pressurizing device preformed hole, 13, a second reinforcing rib plate, 14 and a fixing device.
Detailed Description
The back closure plate device for the large-diameter pipeline hydrostatic test of the present invention is further described in detail with reference to the accompanying drawings.
With reference to the attached drawings 1-5, the back blocking plate device for the large-diameter pipeline hydrostatic test comprises a pressurizing pipeline 1, a circular blind plate 2 and a sealing plate 3;
a connecting pipe 4 is arranged on the outer side of one end of the pressurizing pipeline 1, and a limiting ring 5 is coaxially arranged in one end, close to the connecting pipe 4, in the pressurizing pipeline 1;
the circular blind plate 2 is positioned in the pressurizing pipeline 1 and is perpendicular to the inner wall of the pressurizing pipeline 1, one side of the circular blind plate 2 is abutted to the limiting ring 5, a sealing plate 3 is arranged on one side, away from the limiting ring 5, of the circular blind plate 2, and a first reinforcing rib plate 6 is arranged on the other side of the sealing plate 3, so that the rigidity of the circular blind plate 2 can be improved;
the inner wall of one end, close to the first reinforcing rib plate 6, of the pressurizing pipeline 1 is circumferentially provided with a plurality of fixing devices 14, each fixing device comprises a fixing frame 7 and a limiting bolt 8, each limiting bolt 8 penetrates through the fixing frame 7 and is in threaded connection with the fixing frame 7, and one end of each limiting bolt 8 is abutted to the first reinforcing rib plate 6.
Specifically, through rotatory spacing bolt 8, can make 8 tip of spacing bolt and the butt of first reinforcing rib 6, through screwing of spacing bolt 8, can guarantee to seal the closely laminating of board 3 and circular blind plate 2, simultaneously one side and the 5 butts of spacing ring of circular blind plate 2, can advance the rigidity of guaranteeing circular blind plate 2.
An annular groove 9 is formed in one side, close to the circular blind plate 2, of the limiting ring 5, and a sealing gasket 10 abutted against the circular blind plate 2 is arranged in the annular groove 9.
And an equipment connecting plate 11 is arranged on the connecting pipe 4, and a pre-formed hole 12 of the pressing equipment is arranged on the equipment connecting plate 11 and is used for installing the pressing equipment and related accessories which are required to be used in the hydrostatic test.
And a second reinforcing rib plate 13 connected with the inner wall of the pressurizing pipeline 1 is symmetrically arranged on one side of the fixing frame 7, which is far away from the first reinforcing rib plate 6.
The device only needs to cut and secondarily weld the pressed pipeline in the subsequent secondary utilization process.
The device has enough rigidity, be convenient for production, be convenient for install, repeatedly usable and low cost for accelerate experimental inspection speed, reduce construction cost, improve quality management and control ability.
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 (4)
1. The utility model provides a back closure plate device of major diameter pipeline hydrostatic test which characterized in that: comprises a pressing pipeline (1), a round blind plate (2) and a sealing plate (3);
a connecting pipe (4) is arranged on the outer side of one end of the pressurizing pipeline (1), and a limiting ring (5) is coaxially arranged in one end, close to the connecting pipe (4), in the pressurizing pipeline (1);
the round blind plate (2) is positioned in the pressurizing pipeline (1) and is perpendicular to the inner wall of the pressurizing pipeline (1), one side of the round blind plate (2) is abutted against the limiting ring (5), a sealing plate (3) is arranged on one side, away from the limiting ring (5), of the round blind plate (2), and a first reinforcing rib plate (6) is arranged on the other side of the sealing plate (3);
a plurality of fixing devices are circumferentially arranged on the inner wall of one end, close to the first reinforcing rib plate (6), of the pressurizing pipeline (1), each fixing device comprises a fixing frame (7) and a limiting bolt (8), each limiting bolt (8) penetrates through the corresponding fixing frame (7) and is in threaded connection with the corresponding fixing frame (7), and one end of each limiting bolt (8) is abutted to the corresponding first reinforcing rib plate (6).
2. The back blocking plate device for the hydraulic test of the large-diameter pipeline according to claim 1, wherein: one side that spacing ring (5) are close to circular blind plate (2) is equipped with ring channel (9), be equipped with in ring channel (9) with sealed pad (10) of circular blind plate (2) butt.
3. The back blocking plate device for the hydraulic test of the large-diameter pipeline according to claim 1, wherein: be equipped with equipment connecting plate (11) on connecting pipe (4), be equipped with on equipment connecting plate (11) and suppress equipment preformed hole (12).
4. The back blocking plate device for the hydraulic test of the large-diameter pipeline according to claim 1, wherein: and a second reinforcing rib plate (13) connected with the inner wall of the pressurizing pipeline (1) is symmetrically arranged on one side of the fixing frame (7) far away from the first reinforcing rib plate (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220052414.9U CN217272779U (en) | 2022-01-11 | 2022-01-11 | Back plugging plate device for large-diameter pipeline hydrostatic test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220052414.9U CN217272779U (en) | 2022-01-11 | 2022-01-11 | Back plugging plate device for large-diameter pipeline hydrostatic test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217272779U true CN217272779U (en) | 2022-08-23 |
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ID=82894771
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220052414.9U Active CN217272779U (en) | 2022-01-11 | 2022-01-11 | Back plugging plate device for large-diameter pipeline hydrostatic test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217272779U (en) |
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2022
- 2022-01-11 CN CN202220052414.9U patent/CN217272779U/en active Active
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