CN214255513U - Reusable cable passageway protective pipe - Google Patents
Reusable cable passageway protective pipe Download PDFInfo
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- CN214255513U CN214255513U CN202022421047.9U CN202022421047U CN214255513U CN 214255513 U CN214255513 U CN 214255513U CN 202022421047 U CN202022421047 U CN 202022421047U CN 214255513 U CN214255513 U CN 214255513U
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Abstract
A reusable cable passageway protective pipe belongs to the technical field of cable conveying equipment and is used for protecting a stope cable passageway used in an open-pit mine. The technical scheme is as follows: it includes horizontal steel pipe, vertical steel pipe, the top cap, cable joint, the length of horizontal steel pipe and the length phase-match in cable passageway, vertical steel pipe is welded respectively at the both ends of horizontal steel pipe, horizontal steel pipe communicates with the lower extreme of vertical steel pipe is perpendicular, there is the cable access hole on the upper portion of vertical steel pipe, the opening direction in cable access hole is towards the road outside in cable passageway, there is the top cap that can open the upper end of vertical steel pipe, the welding has cable joint in the vertical steel pipe, cable joint is the steel sheet, there is the cable connector on the steel sheet. The utility model discloses simple structure, convenient to use can be used for the arbitrary region of open mine, have prevent to roll, prevent that cable joint from leaking, protection cable both ends are not pounded, can be many times advantage such as used repeatedly, can guarantee the safety of open mine stope crossing the way pipe cable.
Description
Technical Field
The utility model relates to a stope cable that open mine and used with electrical engineering building site strides way protecting tube belongs to cable conveying equipment technical field.
Background
In the process of mining each step of the surface mine stope, the transportation road needs to be frequently reset and the power supply circuit needs to be laid according to the step propelling condition, the power supply circuit generally uses cables, and the laid cables need to be buried under the road when passing through the stope passageway, so that the cables are prevented from being rolled by vehicles, and the cables are protected from being damaged.
At present, large-scale open mine buried cables in China all adopt a mode that an open steel pipe penetrates through the cables, the method comprises the steps of cutting an opening in the middle of a waste steel pipe through electric welding, penetrating the cables through the steel pipe and deeply burying the cables, and placing stones at two ends of the steel pipe for protection. After the opening steel pipe is deeply buried, the stone blocks are placed at two ends of the steel pipe, the cable is poor in safety protection performance, cable soaking water is possibly caused in flood season or in more watering areas, potential safety hazards exist, and cables at two ends of the steel pipe are easily broken by falling stones. In addition, the problem that the cable is difficult to take out or the opening steel pipe cannot be used for the second time after being rolled for multiple times by a vehicle after the opening steel pipe is deeply buried is solved, and certain waste is caused to the production cost. When the power supply circuit needs to be laid again, the circuit is dug repeatedly to break and cross the buried cable, and production is affected. Therefore, there is a need for an improved cable aisle unit for an existing surface mine, which provides sufficient cable protection and reuse of the cable aisle unit.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a repeatedly usable's cable passageway protective tube is provided, this kind of cable passageway protective tube can be used for the arbitrary region in open mine to have and prevent rolling, prevent that the connector lug from leaking, protection cable both ends are not pounded bad, can repetitious usage advantage such as, can guarantee the safety of open mine stope crossing the pipe cable.
The technical scheme for solving the technical problems is as follows:
the utility model provides a repeatedly usable's cable passageway protective tube, it includes horizontal steel pipe, vertical steel pipe, the top cap, cable joint, the length of horizontal steel pipe and the length phase-match in cable passageway, vertical steel pipe is welded respectively at the both ends of horizontal steel pipe, the lower extreme of horizontal steel pipe and vertical steel pipe communicates perpendicularly, there is the cable access hole on the upper portion of vertical steel pipe, the opening direction in cable access hole is towards the road outside in cable passageway, there is the top cap that can open the upper end of vertical steel pipe, the lower bottom surface of vertical steel pipe is sealed, welding has cable joint in the vertical steel pipe, cable joint is the steel sheet, there is cable interface on the steel sheet.
The reusable cable passageway protective pipe comprises two steel pipes, wherein the two steel pipes are different in diameter, the inner diameter of the large-diameter steel pipe is matched with the outer diameter of the small-diameter steel pipe, the large-diameter steel pipe is sleeved outside the small-diameter steel pipe, the joint of the two steel pipes is located in the middle of the horizontal steel pipe, the length of the overlapping part of the two steel pipes is 1/4-1/8 of the total length of the horizontal steel pipe, and the overlapping part of the two steel pipes is in close sliding fit. According to the reusable cable passageway protective pipe, the cable fixing ring is arranged in the vertical steel pipe and welded on the inner side wall of the vertical steel pipe below the cable joint.
The utility model has the advantages that:
the utility model adopts the whole steel pipe to lay in the middle, and adopts the vertical steel pipe at the two ends, thereby having the advantages of rolling resistance, water resistance and no damage to the cable joint; the cable connectors are arranged in the vertical steel pipes at the two ends, so that cables can be conveniently connected, when the passageway pipe is not used, the cable connectors at the two sides can be directly disconnected, the cables are taken away, the pipeline is excavated and taken out after a proper time, the traditional method that the cable is taken out after the pipeline is immediately cut off and the road is excavated is avoided, and the pipeline can be repeatedly used after being taken out; the horizontal steel pipes are formed by connecting sleeves with different diameters, can stretch according to the width of a road and are suitable for paving roads with various widths.
The utility model discloses simple structure, convenient to use can be used for the arbitrary region of open mine, have prevent to roll, prevent that cable joint from leaking, protection cable both ends are not pounded, can be many times advantage such as used repeatedly, can guarantee the safety of open mine stope crossing the way pipe cable.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a top view of fig. 1.
The figures are labeled as follows: horizontal steel pipe 1, vertical steel pipe 2, top cap 3, cable access hole 4, cable joint 5, cable fixed ring 6, cable 7.
Detailed Description
The utility model discloses constitute by horizontal steel pipe 1, vertical steel pipe 2, top cap 3, cable joint 5, the solid fixed ring 6 of cable.
The figure shows that a horizontal steel pipe 1 is buried under the road, and the length of the horizontal steel pipe 1 is matched with the length of a cable passageway. Vertical steel pipe 2 is welded respectively at the both ends of horizontal steel pipe 1, and horizontal steel pipe 1 communicates with the lower extreme of vertical steel pipe 2 is perpendicular, and the lower bottom surface of vertical steel pipe 2 is sealed, and ground is stretched out to the upper end of vertical steel pipe 2, and top cap 3 is installed to the upper end opening part of vertical steel pipe 2, and the area of top cap 3 is greater than the diameter of vertical steel pipe 2, can prevent that rainwater and ground ponding from getting into vertical steel pipe 2 and horizontal steel pipe 1 in, can prevent like this that the cable from soaking water.
The upper part of the vertical steel pipe 2 is provided with a cable access hole 4, the opening direction of the cable access hole 4 faces the outside of the cable passageway, rainwater is prevented from entering, and a cable 7 can be placed into the vertical steel pipe 2 and the horizontal steel pipe 1 from the cable access hole 4.
The figure shows that a cable joint 5 is welded in the vertical steel pipe 2, the cable joint 5 is a steel plate, and a cable interface is arranged on the steel plate and used for connecting a cable 7. When the cable 7 is connected, the top cover 3 can be opened, and the cable 7 is connected with the cable connector 5 through the upper end opening of the vertical steel pipe 2 and the cable access hole 4.
The figure shows that a cable fixing ring 6 is welded in the vertical steel pipe 2, and the cable fixing ring 6 is welded on the inner side wall of the vertical steel pipe 2 below the cable joint 5 and used for fixing a cable 7 entering the vertical steel pipe 2.
The figure shows that the protective pipe is designed into a structure with variable length in order to adapt to roads with different widths. The horizontal steel pipe 1 is composed of two steel pipes, the diameters of the two steel pipes are different, the inner diameter of the large-diameter steel pipe is matched with the outer diameter of the small-diameter steel pipe, the large-diameter steel pipe is sleeved outside the small-diameter steel pipe, the joint of the two steel pipes is located in the middle of the horizontal steel pipe 1, the length of the overlapped part of the two steel pipes is 1/4-1/8 of the total length of the horizontal steel pipe 1, and the overlapped part of the two steel pipes is in close sliding fit. When the length of the horizontal steel pipe 1 needs to be changed, the two steel pipes can be pulled towards the two ends or pushed towards the middle, so that the length of the horizontal steel pipe 1 meets the requirement of the road width.
The utility model discloses a use method as follows:
the utility model discloses in daily use, there can be following two kinds of cable laying modes:
one is that the whole cable enters from the vertical steel tube 2 at one end of the protective tube, passes through the horizontal steel tube 1 and then is led out from the vertical steel tube 2 at the other end. This approach is suitable for permanent or long-term use roads that do not require replacement of the cable.
The other method is that a cable 7 is placed in advance in the horizontal steel pipe 1, two ends of the cable 7 are respectively connected with the cable connectors 5 in the vertical steel pipes 2, after the protective pipe is buried under a road, two cables 7 are respectively connected into the vertical steel pipes 2 at two ends of the protective pipe, and the two cables are connected with the cable 7 which is pre-laid in the horizontal steel pipe 1 through the cable connectors 5. The method is suitable for temporary roads needing to move the position of the cable 7 frequently, and when the cable 7 needs to be moved, the cables 7 on the two sides can be directly disconnected from the cable connector 5, and the cables 7 on the two sides can be moved to the position where the cables need to be laid for re-laying. The protective pipe can be taken out, also can be taken out later, and the cable can be taken out after the protective pipe is taken out, instead of the traditional method that the cable is taken out by immediately cutting off the road. The utility model discloses an embodiment as follows:
the diameter of the large-diameter pipe of the horizontal steel pipe 1 is 310mm, the length of the large-diameter pipe is 17m, the diameter of the small-diameter pipe is 300mm, and the length of the small-diameter pipe is 17 m; (17 m length is suitable for the Belas main road, and can be adjusted according to actual conditions on eight-wheel cart roads)
The diameter of the vertical steel pipe 2 is 310mm, and the length is 900 mm;
the cable access aperture 4 is 120mm wide and 150mm high;
the length of the cable joint 5 is 700mm, and the width is 90 mm;
the cable fixing ring 6 has a diameter of 100 mm.
Claims (3)
1. A repeatedly usable's cable passageway protective tube which characterized in that: it includes horizontal steel pipe (1), vertical steel pipe (2), top cap (3), cable joint (5), the length of horizontal steel pipe (1) and the length phase-match in cable passageway, vertical steel pipe (2) are welded respectively at the both ends of horizontal steel pipe (1), the perpendicular intercommunication of lower extreme of horizontal steel pipe (1) and vertical steel pipe (2), there is cable access hole (4) on the upper portion of vertical steel pipe (2), the opening direction of cable access hole (4) is towards the road outside in cable passageway, there is top cap (3) that can open in the upper end of vertical steel pipe (2), the lower bottom surface of vertical steel pipe (2) is sealed, welding has cable joint (5) in vertical steel pipe (2), cable joint (5) are the steel sheet, there is the cable joint on the steel sheet.
2. The reusable cable aisle containment tube of claim 1, wherein: the horizontal steel pipe (1) is composed of two steel pipes, the diameters of the two steel pipes are different, the inner diameter of the large-diameter steel pipe is matched with the outer diameter of the small-diameter steel pipe, the large-diameter steel pipe is sleeved outside the small-diameter steel pipe, the joint of the two steel pipes is located in the middle of the horizontal steel pipe (1), the length of the overlapped part of the two steel pipes is 1/4-1/8 of the total length of the horizontal steel pipe (1), and the overlapped part of the two steel pipes is in close sliding fit.
3. The reusable cable aisle containment tube of claim 1, wherein: a cable fixing ring (6) is arranged in the vertical steel pipe (2), and the cable fixing ring (6) is welded on the inner side wall of the vertical steel pipe (2) below the cable joint (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022421047.9U CN214255513U (en) | 2020-10-27 | 2020-10-27 | Reusable cable passageway protective pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022421047.9U CN214255513U (en) | 2020-10-27 | 2020-10-27 | Reusable cable passageway protective pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214255513U true CN214255513U (en) | 2021-09-21 |
Family
ID=77730311
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022421047.9U Active CN214255513U (en) | 2020-10-27 | 2020-10-27 | Reusable cable passageway protective pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214255513U (en) |
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2020
- 2020-10-27 CN CN202022421047.9U patent/CN214255513U/en active Active
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