CN220746469U - Cable protection structure - Google Patents
Cable protection structure Download PDFInfo
- Publication number
- CN220746469U CN220746469U CN202322077411.8U CN202322077411U CN220746469U CN 220746469 U CN220746469 U CN 220746469U CN 202322077411 U CN202322077411 U CN 202322077411U CN 220746469 U CN220746469 U CN 220746469U
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- Prior art keywords
- layer
- protection
- cable
- pipe
- tube
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- 239000010410 layer Substances 0.000 claims abstract description 86
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 24
- 230000000087 stabilizing effect Effects 0.000 claims abstract description 17
- 239000011241 protective layer Substances 0.000 claims abstract description 7
- 229910001335 Galvanized steel Inorganic materials 0.000 claims description 5
- 239000004568 cement Substances 0.000 claims description 5
- 239000008397 galvanized steel Substances 0.000 claims description 5
- 239000004576 sand Substances 0.000 claims description 5
- 239000004575 stone Substances 0.000 claims description 4
- 239000002344 surface layer Substances 0.000 claims description 3
- 239000000945 filler Substances 0.000 claims 1
- 230000003647 oxidation Effects 0.000 abstract description 6
- 238000007254 oxidation reaction Methods 0.000 abstract description 6
- 238000001125 extrusion Methods 0.000 abstract description 4
- 230000032683 aging Effects 0.000 abstract description 2
- 238000010276 construction Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 5
- 230000006641 stabilisation Effects 0.000 description 5
- 238000011105 stabilization Methods 0.000 description 5
- 230000002035 prolonged effect Effects 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 2
- 230000035882 stress Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000009419 refurbishment Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The utility model relates to the technical field of bridge construction, in particular to a cable protection structure, which comprises a pavement base layer and holes; the upper part of the pavement base layer is sequentially provided with a water stabilizing layer and a pavement layer, holes sequentially penetrate through the pavement base layer and the water stabilizing layer and extend to the inner side of the pavement base layer, a protection tube is arranged on the inner side of the holes, a PE tube is sleeved on the inner side of the protection tube, and a cable is arranged in the PE tube; the bottom of hole is provided with the filling layer, and the protection tube is located the filling layer, the upper portion of filling layer has laid the protective layer. The utility model forms a permeable and firm pavement through the pavement base layer, the water stabilizing layer and the pavement layer, and simultaneously installs the cable buried underground in a double-layer pipeline protection mode, thereby solving the problems of cable extrusion and aging caused by oxide oxidation of the cable and prolonging the service life of the cable.
Description
Technical Field
The utility model relates to the technical field of bridge construction, in particular to a cable protection structure.
Background
Bridge is a structure which is generally erected on rivers, lakes and seas and can smoothly pass vehicles, pedestrians and the like. In order to adapt to the traffic industry of modern high-speed development, bridges are also spreading to span mountain stream, poor geology or buildings which are erected to meet other traffic needs and enable the traffic to be more convenient.
A series of electric equipment such as street lamps on the bridge needs to be connected with power supply equipment through cables, the cables cannot be exposed to the outside, the protection of the cables is particularly important, the cables are damaged, the whole circuit is subjected to refurbishment, and time, labor and consumption are consumed.
Disclosure of Invention
The utility model aims to solve the defect of poor cable protection effect in the prior art, and provides a cable protection structure.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
designing a cable protection structure, which comprises a pavement base layer and holes;
the upper part of the pavement base layer is sequentially provided with a water stabilizing layer and a pavement layer, holes sequentially penetrate through the pavement base layer and the water stabilizing layer and extend to the inner side of the pavement base layer, a protection tube is arranged on the inner side of the holes, a PE tube is sleeved on the inner side of the protection tube, and a cable is arranged in the PE tube;
the bottom of hole is provided with the filling layer, and the protection tube is located the filling layer, the upper portion of filling layer has laid the protective layer.
Preferably, the water stabilizing layer is specifically a cement gravel layer, and the thickness of the water stabilizing layer is the same as the thickness of the pavement layer.
Preferably, the protection tube is specifically a galvanized steel pipe passing protection tube, and a gap is arranged between the protection tube and the PE tube at the inner side.
Preferably, a support structure is arranged between the inner side of the protection tube and the PE tube.
Preferably, the bearing structure includes backing sheet, bracing piece and spacing ring, a plurality of the spacing ring is linear array's distribution in the outside of PE pipe, and a plurality of the bracing piece is annular array and distributes in the circumference position of spacing ring, the terminal fixed mounting of bracing piece has the backing sheet, the backing sheet is the arc setting, and the backing sheet laminating is on the inner wall of protection tube.
Preferably, the filling layer is specifically a sand stone layer, and the protective layer is a C25 concrete protective layer.
The cable protection structure provided by the utility model has the beneficial effects that: this cable protection structure constitutes the road surface that permeates water and firm through road surface basic unit, water steady layer and road surface layer, adopts double-deck pipeline protection's mode to the cable of burying underground to install simultaneously, has solved cable extrusion and cable and has received the ageing problem that oxide oxidation leads to, has prolonged the practical life of cable.
Drawings
Fig. 1 is a schematic structural diagram of a cable protection structure according to the present utility model.
Fig. 2 is an enlarged view of a supporting structure of a cable protective structure according to the present utility model.
In the figure: the pavement base layer 1, the water stabilization layer 2, the pavement layer 3, the holes 4, the protection layer 5, the filling layer 6, the cable 7, the protection pipe 8, the PE pipe 9, the supporting sheet 10, the supporting rod 11 and the limiting ring 12.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Example 1
Referring to fig. 1, a cable protection structure includes a pavement base layer 1 and holes 4;
the upper part of the pavement base layer 1 is sequentially provided with a water stabilization layer 2 and a pavement layer 3, holes 4 sequentially penetrate through the pavement base layer 1 and the water stabilization layer 2 and extend to the inner side of the pavement base layer 1, the upper part of a filling layer 6 is paved with a protection layer 5, the water stabilization layer 2 is specifically a cement crushed stone layer, the thickness of the water stabilization layer 2 is the same as that of the pavement layer 3, the filling layer 6 is specifically a sand stone layer, and the protection layer 5 is a C25 concrete protection layer; c25 is that the temperature of the concrete test block is 20 ℃ under laboratory conditions, the curing is carried out for 28 days, the compressive strength is not less than 25mpa, and the C25 concrete protection layer is used for improving the strength of the internal structure of the pavement.
The inner side of the hole 4 is provided with a protection pipe 8, the inner side of the protection pipe 8 is sleeved with a PE pipe 9, and a cable 7 is arranged in the PE pipe 9; the protection pipe 8 is specifically a galvanized steel pipe passing protection pipe, and a gap is arranged between the protection pipe 8 and the PE pipe 9 on the inner side;
the bottom of the hole 4 is provided with a filling layer 6, the protection pipe 8 is positioned in the filling layer 6, the hole 4 is formed in the pavement base layer 1, the water stabilizing layer 2 and the pavement layer 3, the cable 7 is arranged at the bottom of the hole 4, the pavement base layer 1, the water stabilizing layer 2 and the pavement layer 3 form an integral structure of a pavement, the water stabilizing layer 2 formed by adopting the cement sand layer in the pavement structure is stable, meanwhile, the draining effect is also considered, and the pavement with stable structure brings a good foundation for the protection of the cable 7;
example 2
In order to prevent the stress extrusion in the pavement and the threat of external oxides to the oxidation of the cable 7, a protection pipe 8 formed by a galvanized steel pipe passing protection pipe is used as the outermost anti-deformation protection device, and the inner side is used as an inner side protection barrier to protect the cable 7 by a PE pipe 9 with oxidation resistance and long service life;
referring to fig. 2, the difference between the present embodiment and embodiment 1 is that a support structure is provided between the inner side of the protection tube 8 and the PE tube 9, the support structure includes a support sheet 10, support rods 11 and limiting rings 12, the plurality of limiting rings 12 are distributed on the outer side of the PE tube 9 in a linear array, the plurality of support rods 11 are distributed on the circumferential position of the limiting rings 12 in a ring array, the end of the support rod 11 is fixedly provided with the support sheet 10, the support sheet 10 is in an arc-shaped arrangement, and the support sheet 10 is attached to the inner wall of the protection tube 8;
in order to prevent damage and deformation of the pipeline caused by friction force after the PE pipe 9 is contacted with the protection pipe 8, a supporting structure consisting of a supporting plate 10, a supporting rod 11 and a limiting ring 12 is arranged between the PE pipe 9 and the protection pipe 8, so that the distance between the PE pipe 9 and the protection pipe 8 is kept, the service life of the structure is prolonged, and a better protection effect is achieved on the cable.
The working principle of the device is as follows:
holes 4 are formed in the pavement base layer 1, the water stabilizing layer 2 and the pavement layer 3, and the cable 7 is arranged at the bottom of the holes 4, the pavement base layer 1, the water stabilizing layer 2 and the pavement layer 3 form an integral pavement structure, the water stabilizing layer 2 formed by adopting the cement sand layer in the pavement structure is stable, meanwhile, the draining effect is also considered, and the pavement with stable structure brings a good foundation for the protection of the cable 7;
in order to prevent the stress extrusion in the pavement and the threat of external oxides to the oxidation of the cable 7, a protection pipe 8 formed by a galvanized steel pipe passing protection pipe is used as the outermost anti-deformation protection device, and the inner side is used as an inner side protection barrier to protect the cable 7 by a PE pipe 9 with oxidation resistance and long service life;
in order to prevent damage and deformation of the pipeline caused by friction force after the PE pipe 9 is contacted with the protection pipe 8, a supporting structure consisting of a supporting plate 10, a supporting rod 11 and a limiting ring 12 is arranged between the PE pipe 9 and the protection pipe 8, so that the distance between the PE pipe 9 and the protection pipe 8 is kept, the service life of the structure is prolonged, and a better protection effect is achieved on the cable.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (6)
1. The cable protection structure comprises a pavement base layer (1) and holes (4), and is characterized in that;
the road surface base layer (1) is provided with a water stabilizing layer (2) and a road surface layer (3) in sequence, holes (4) penetrate through the road surface base layer (1) and the water stabilizing layer (2) in sequence and extend to the inner side of the road surface base layer (1), the inner side of each hole (4) is provided with a protection pipe (8), the inner side of each protection pipe (8) is sleeved with a PE pipe (9), and a cable (7) is arranged in each PE pipe (9);
the bottom of hole (4) is provided with filling layer (6), and protection tube (8) are located filling layer (6), protective layer (5) have been laid on the upper portion of filling layer (6).
2. The cable protection structure according to claim 1, characterized in that the water stabilizing layer (2) is in particular a cement rubble layer, and the thickness of the water stabilizing layer (2) is set to be the same as the thickness of the road surface layer (3).
3. The cable protection structure according to claim 2, characterized in that the protection tube (8) is in particular a galvanized steel pipe passing protection tube, and a gap is provided between the protection tube (8) and the inner PE tube (9).
4. A cable protection structure according to claim 3, characterized in that a support structure is provided between the inner side of the protection tube (8) and the PE tube (9).
5. The cable protection structure according to claim 4, wherein the supporting structure comprises supporting plates (10), supporting rods (11) and limiting rings (12), a plurality of limiting rings (12) are distributed on the outer side of a PE pipe (9) in a linear array mode, a plurality of supporting rods (11) are distributed on the circumferential position of the limiting rings (12) in a ring-shaped array mode, the supporting plates (10) are fixedly installed at the tail ends of the supporting rods (11), the supporting plates (10) are arranged in an arc mode, and the supporting plates (10) are attached to the inner wall of the protection pipe (8).
6. Cable protection structure according to claim 5, characterized in that the filler layer (6) is in particular a sand stone layer and the protective layer (5) is a C25 concrete protective layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322077411.8U CN220746469U (en) | 2023-08-03 | 2023-08-03 | Cable protection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322077411.8U CN220746469U (en) | 2023-08-03 | 2023-08-03 | Cable protection structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220746469U true CN220746469U (en) | 2024-04-09 |
Family
ID=90558893
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322077411.8U Active CN220746469U (en) | 2023-08-03 | 2023-08-03 | Cable protection structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220746469U (en) |
-
2023
- 2023-08-03 CN CN202322077411.8U patent/CN220746469U/en active Active
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| GR01 | Patent grant |