CN220930544U - Heavy-calibre steel pipe end cap - Google Patents
Heavy-calibre steel pipe end cap Download PDFInfo
- Publication number
- CN220930544U CN220930544U CN202322566777.1U CN202322566777U CN220930544U CN 220930544 U CN220930544 U CN 220930544U CN 202322566777 U CN202322566777 U CN 202322566777U CN 220930544 U CN220930544 U CN 220930544U
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- Prior art keywords
- steel
- ring
- plugging
- pipe
- steel plate
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 165
- 239000010959 steel Substances 0.000 title claims abstract description 165
- 239000004429 Calibre Substances 0.000 title claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 24
- 238000007789 sealing Methods 0.000 claims abstract description 19
- 238000004873 anchoring Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Pipe Accessories (AREA)
Abstract
A large-caliber steel pipe plug comprises a fixed steel ring and a plugging steel plate; the fixed steel ring is annular, radial anchor bolts and raised lug plates are uniformly arranged on the circumference of the fixed steel ring, the fixed steel ring is sleeved on the outer wall of the pipe end of the steel pipe, and the fixed steel ring is fastened on the pipe end of the steel pipe through the radial anchor bolts; the plugging steel plate is disc-shaped, the diameter of the plugging steel plate is matched with the outer diameter of the fixed steel ring, a circle of bulges are arranged on the disc and close to the edge of the fixed steel ring, a circle of water stop clamping grooves are arranged on the bulges, and the pipe wall of the pipe end of the steel pipe is embedded into the water stop clamping grooves; the circumference of the plugging steel plate is uniformly provided with raised lug plates, the raised lug plates on the plugging steel plate are correspondingly arranged at the raised lug plates on the fixed steel ring, and the fixed steel ring and the plugging steel plate pass through the plugging steel plate through screws and are correspondingly arranged on the fixed steel ring to be fixedly connected with the raised lug plates, so that the plugging steel plate is attached to the end ports of the pipe ends of the steel pipes. The plug is installed in a bolt fixing mode, and is simple in structure, convenient to install and remove, high in efficiency and good in sealing performance.
Description
Technical field:
The utility model belongs to the technical field of hydraulic and hydroelectric engineering construction, and particularly relates to a large-caliber steel pipe plug.
The background technology is as follows:
In the prior art, steel pipe plugs are common pipe plugging members for flowing medium pipes. In the hydraulic and hydroelectric engineering, due to engineering construction requirements, temporary plugging treatment is required to be carried out on some large-caliber steel pipes, and certain strength and sealing performance are required for the plugs. In the existing pipeline plugging technology, a welding mode is generally adopted for plugs of large-caliber steel pipes, the installation and dismantling efficiency is low, the cost is high, and the welded junction treatment after dismantling is complex.
The utility model comprises the following steps:
In order to overcome the defects in the prior art, the utility model provides the large-caliber steel pipe plug which is installed in a bolt fixing mode, and has the advantages of simple structure, convenience in installation and disassembly and high efficiency.
The utility model adopts the following technical scheme to realize the aim:
The utility model provides a large-caliber steel pipe plug, which comprises a fixed steel ring and a plugging steel plate; the fixed steel ring is annular, a plurality of radial anchor bolts and raised lug plates are uniformly arranged on the circumference of the fixed steel ring, the fixed steel ring is sleeved on the outer wall of the pipe end of the steel pipe, and the fixed steel ring is fastened on the pipe end of the steel pipe through the radial anchor bolts; the plugging steel plate is disc-shaped, the diameter of the plugging steel plate is matched with the outer diameter of the fixed steel ring, a circle of bulges are arranged on the disc and close to the edge of the fixed steel ring, a circle of water stop clamping grooves are arranged on the bulges, and the pipe wall of the pipe end of the steel pipe is embedded into the water stop clamping grooves; the circumference of the plugging steel plate is uniformly provided with a plurality of raised lug plates, the raised lug plates on the plugging steel plate are correspondingly arranged at the raised lug plate positions on the fixed steel ring, and the fixed steel ring and the plugging steel plate pass through the plugging steel plate through screws and are correspondingly arranged on the fixed steel ring to be fixedly connected with the raised lug plates, so that the plugging steel plate is attached to the end ports of the pipe ends of the steel pipes.
Radial anchor bolts and raised lug plates on the fixed steel ring are uniformly arranged at intervals on the circumference of the fixed steel ring.
The fixed steel ring is provided with a radial through hole, and a radial anchoring bolt penetrates through the radial through hole on the fixed steel ring.
The inner diameter of the fixed steel ring is matched with the outer diameter of the steel pipe.
The sealing rubber ring is embedded in the sealing clamping groove of the sealing steel plate, the sealing clamping groove is matched with the sealing rubber ring in size, and the pipe wall of the pipe end of the steel pipe is embedded into the sealing clamping groove and extrudes the sealing rubber ring.
The wall thickness of the steel pipe is matched with the width of the water stop slot, and the inner diameter and the outer diameter of the water stop slot are matched with the inner diameter and the outer diameter of the water stop slot around the round block steel plate disc.
The fixed steel ring and the lug plate protruding from the plugging steel plate are respectively provided with an axial screw hole correspondingly, and the axial screw holes on the plugging steel plate are matched with the axial screw hole on the fixed steel ring in diameter; the screw rod passes through the corresponding axial screw rod hole on the fixed steel ring and the plugging steel plate, and the plugging steel plate is attached to the end opening of the pipe end of the steel pipe through the screw cap.
Compared with the prior art, the utility model has the following beneficial effects:
1. The radial anchoring bolts are arranged on the fixed steel ring, and the plugs are fastened on the pipe ends of the steel pipes by adjusting the radial anchoring bolts, so that the fixed steel ring has stable performance and is convenient to install and dismantle.
2. The sealing steel plate is provided with the water stop clamping groove and the water stop rubber ring, so that the tightness of the plug can be effectively realized, and the sealing steel plate is convenient to install and detach and easy to maintain and replace.
Description of the drawings:
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a front view of the stationary steel ring of the present utility model;
FIG. 3 is a front view of a plugged steel plate according to the present utility model;
FIG. 4 is a cross-sectional view of the structure of the present utility model;
Fig. 5 is a partial enlarged view of fig. 4.
Reference numerals in the drawings:
1-fixed steel ring, 2-radial anchoring bolt, 3-screw rod, 4-block steel plate, 5-screw cap, 6-water stop rubber ring, 7-axial screw rod hole, 8-water stop clamping groove and 9-steel pipe.
The specific embodiment is as follows:
the present utility model will be further described with reference to the following specific embodiments, which are intended to be illustrative of the principles of the present utility model and not in any way limiting, nor will the same or similar techniques be used in connection with the present utility model beyond the scope of the present utility model.
Referring to fig. 1 to 5, the utility model provides a large-caliber steel pipe plug which comprises a fixed steel ring 1 and a plugging steel plate 4. The fixed steel ring 1 is annular and is arranged at the outer side of the pipe end of the steel pipe 9, a plurality of radial anchor bolts 2 and raised lug plates are uniformly arranged on the circumference of the fixed steel ring 1, and the radial anchor bolts 2 and the raised lug plates are uniformly arranged at intervals on the circumference of the fixed steel ring 1; the radial through holes are formed in the circular ring of the fixed steel ring 1, the inner diameter of the fixed steel ring 1 is matched with the outer diameter of the steel pipe 9, the fixed steel ring 1 is sleeved on the outer wall of the pipe end of the steel pipe 9, the radial anchor bolts 2 penetrate through the radial through holes in the circular ring of the fixed steel ring 1, and the fixed steel ring 1 is fastened on the pipe end of the steel pipe 9 by adjusting the radial anchor bolts 2. The plugging steel plate 4 is disc-shaped, the diameter of the plugging steel plate is matched with the outer diameter of the fixed steel ring 1, a circle of protrusions are arranged on the disc and close to the edge of the disc, a circle of water stop clamping grooves 8 are formed in the protrusions, a water stop rubber ring 6 is embedded in the water stop clamping grooves 8 of the plugging steel plate 4 so as to effectively realize the tightness of the plug, and the water stop clamping grooves 8 are matched with the water stop rubber ring 6 in size; the wall thickness of the steel pipe 9 is matched with the width of the water stop clamping groove 8, the inner diameter and the outer diameter of the steel pipe 9 are matched with the inner diameter and the outer diameter of the water stop clamping groove 8 around the disc of the plugging steel plate 4, the pipe wall of the pipe end of the steel pipe 9 is embedded into the water stop clamping groove 8, and the water stop rubber ring 6 is extruded to achieve the sealing effect. The circumference of the plugging steel plate 4 is uniformly provided with a plurality of protruding lug plates, the protruding lug plates on the plugging steel plate 4 are correspondingly arranged at the protruding lug plates on the fixed steel ring 1, the axial screw holes 7 are correspondingly arranged on the protruding lug plates on the fixed steel ring 1 and the plugging steel plate 4, the axial screw holes 7 on the plugging steel plate 4 are matched with the diameters of the axial screw holes 7 on the fixed steel ring 1, the fixed steel ring 1 and the plugging steel plate 4 penetrate through the screw 3 to pass through the plugging steel plate 4 and the corresponding axial screw holes 7 on the fixed steel ring 1, the plugging steel plate 4 is tightly attached to the end ports of the steel pipe 9 through the screw cap 5 in a fixed connection manner, and the plugging work is completed by adjusting the screw cap 5.
Claims (7)
1. A large-caliber steel pipe plug is characterized in that: the large-caliber steel pipe plug comprises a fixed steel ring (1) and a plugging steel plate (4); the fixed steel ring (1) is annular, a plurality of radial anchor bolts (2) and raised lug plates are uniformly arranged on the circumference of the fixed steel ring (1), the fixed steel ring (1) is sleeved on the outer wall of the pipe end of the steel pipe (9), and the fixed steel ring is fastened on the pipe end of the steel pipe (9) through the radial anchor bolts (2); the plugging steel plate (4) is disc-shaped, the diameter of the plugging steel plate is matched with the outer diameter of the fixed steel ring (1), a circle of protrusions are arranged on the disc and close to the edge of the disc, a circle of water stop clamping grooves (8) are arranged on the protrusions, and the pipe end pipe walls of the steel pipes (9) are embedded into the water stop clamping grooves (8); the circumference of the plugging steel plate (4) is uniformly provided with a plurality of protruding otic placodes, the protruding otic placodes on the plugging steel plate (4) are correspondingly arranged with the protruding otic placodes on the fixed steel ring (1), the fixed steel ring (1) and the plugging steel plate (4) penetrate through the plugging steel plate (4) through the screw rod (3), and the protruding otic placodes which are correspondingly arranged on the fixed steel ring (1) are fixedly connected, so that the plugging steel plate (4) is attached to the end port of the pipe end of the steel pipe (9).
2. The heavy-calibre steel pipe plug of claim 1, wherein: radial anchor bolts (2) and raised lug plates on the fixed steel ring (1) are uniformly arranged at intervals on the circumference of the fixed steel ring (1).
3. The heavy-calibre steel pipe plug of claim 1, wherein: the radial through holes are formed in the circular ring of the fixed steel ring (1), and the radial anchor bolts (2) penetrate through the radial through holes in the circular ring of the fixed steel ring (1).
4. The heavy-calibre steel pipe plug of claim 1, wherein: the inner diameter of the fixed steel ring (1) is matched with the outer diameter of the steel pipe (9).
5. The heavy-calibre steel pipe plug of claim 1, wherein: the sealing rubber ring (6) is embedded in the sealing clamping groove (8) of the sealing steel plate (4), the sealing clamping groove (8) is matched with the sealing rubber ring (6) in size, and the pipe wall of the pipe end of the steel pipe (9) is embedded in the sealing clamping groove (8) and extrudes the sealing rubber ring (6).
6. The heavy-calibre steel pipe plug of claim 1, wherein: the wall thickness of the steel pipe (9) is matched with the width of the water stop clamping groove (8), and the inner diameter and the outer diameter of the steel pipe (9) are matched with the inner diameter and the outer diameter of the water stop clamping groove (8) around the disc of the plugging steel plate (4).
7. The heavy-calibre steel pipe plug of claim 1, wherein: the axial screw holes (7) are correspondingly formed in the fixed steel ring (1) and the lug plates protruding from the plugging steel plate (4), and the diameters of the axial screw holes (7) in the plugging steel plate (4) are matched with those of the axial screw holes (7) in the fixed steel ring (1); the screw rod (3) passes through the corresponding axial screw rod hole (7) on the fixed steel ring (1) and the plugging steel plate (4), and the plugging steel plate (4) is attached to the end opening of the pipe end of the steel pipe (9) through the screw cap (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322566777.1U CN220930544U (en) | 2023-09-20 | 2023-09-20 | Heavy-calibre steel pipe end cap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322566777.1U CN220930544U (en) | 2023-09-20 | 2023-09-20 | Heavy-calibre steel pipe end cap |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220930544U true CN220930544U (en) | 2024-05-10 |
Family
ID=90938729
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322566777.1U Active CN220930544U (en) | 2023-09-20 | 2023-09-20 | Heavy-calibre steel pipe end cap |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220930544U (en) |
-
2023
- 2023-09-20 CN CN202322566777.1U patent/CN220930544U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |