CN220933806U - PVC plastic material structure special for civil explosion wire and cable - Google Patents
PVC plastic material structure special for civil explosion wire and cable Download PDFInfo
- Publication number
- CN220933806U CN220933806U CN202322702561.3U CN202322702561U CN220933806U CN 220933806 U CN220933806 U CN 220933806U CN 202322702561 U CN202322702561 U CN 202322702561U CN 220933806 U CN220933806 U CN 220933806U
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- Prior art keywords
- pvc plastic
- layer
- plastic material
- material structure
- wall
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- 239000004033 plastic Substances 0.000 title claims abstract description 44
- 239000000463 material Substances 0.000 title claims abstract description 38
- 238000004880 explosion Methods 0.000 title description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 42
- 229920000742 Cotton Polymers 0.000 claims abstract description 21
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 21
- 239000002184 metal Substances 0.000 claims abstract description 16
- 229910052751 metal Inorganic materials 0.000 claims abstract description 16
- 239000002360 explosive Substances 0.000 claims abstract description 11
- 239000000945 filler Substances 0.000 claims description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 2
- 239000004743 Polypropylene Substances 0.000 claims description 2
- 238000005253 cladding Methods 0.000 claims description 2
- 229910052802 copper Inorganic materials 0.000 claims description 2
- 239000010949 copper Substances 0.000 claims description 2
- -1 polypropylene Polymers 0.000 claims description 2
- 229920001155 polypropylene Polymers 0.000 claims description 2
- 230000009286 beneficial effect Effects 0.000 abstract description 5
- 230000000903 blocking effect Effects 0.000 abstract description 3
- 230000005611 electricity Effects 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 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 discloses a special PVC plastic material structure for civil explosive wires and cables, which relates to the technical field of civil explosive wires and cables and comprises a PVC plastic material outer pipe, wherein a high silica cotton layer is arranged on the inner wall of the PVC plastic material outer pipe, a metal sheet layer is connected with the inner wall of the high silica cotton layer, a waterproof layer is arranged on the inner wall of the metal sheet layer, the inner wall of the waterproof layer is connected with an inner pipe, a wire core is inserted into the inner pipe, and a shielding layer is coated on the outer part of the wire core. According to the utility model, under the action of the high silica cotton layer and the metal sheet layer, the high silica cotton layer arranged between the PVC plastic outer tube and the metal sheet layer is convenient for blocking the high temperature of the PVC plastic outer tube, and is beneficial to prolonging the service life of the electric wire and cable.
Description
Technical Field
The utility model relates to the technical field of civil explosive wires and cables, in particular to a special PVC plastic material structure for civil explosive wires and cables.
Background
With the progress of social development, electricity utilization products in life are seen everywhere, people can not use electricity in daily life, but electricity delivery is paid attention to in the process, for cable transmission, the conduction performance of the cable is important, the protection of a cable protection tube is an indispensable part, the inner wall of an outer tube in the existing PVC plastic material structure special for civil explosion wires and cables is generally directly connected with a metal layer, and the structure enhances the explosion-proof strength of the wires and cables, but the heat insulation performance of the metal layer is poor, so that the service life of the wires and cables is influenced.
Disclosure of utility model
The utility model aims to solve the defects that the service life of wires and cables is influenced by poor heat insulation performance of a metal layer although the explosion-proof strength of the wires and cables is enhanced by the structure, and provides the special PVC plastic material structure for the civil explosion wires and cables.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
A PVC plastic material structure special for civil explosive wires and cables comprises:
the PVC plastic material outer tube, the inner wall of PVC plastic material outer tube sets up again high silica cotton layer, and the inner wall on high silica cotton layer is connected with the sheetmetal layer, the inner wall on sheetmetal layer is provided with the waterproof layer, and the inner wall of waterproof layer is connected with the inner tube, peg graft in the inside of inner tube has the sinle silk, and the outside cladding of sinle silk has the shielding layer, be provided with insulating filler material between shielding layer and the inner tube.
Preferably, the PVC plastic outer tube is fixedly connected with the high silica cotton layer, and the high silica cotton layer and the metal sheet layer are glued to form an integrated structure.
Preferably, the insulating filling material is a polypropylene net-shaped filling rope.
Preferably, the inner tube is fixedly connected with the insulating filling material, and the length of the inner tube is consistent with that of the PVC plastic outer tube.
Preferably, the shielding layer is fixedly connected with the wire core, and the shielding layer is a copper net.
In summary, due to the adoption of the technical scheme, the beneficial effects of the utility model are as follows:
According to the utility model, under the action of the high silica cotton layer and the metal sheet layer, the high silica cotton layer arranged between the PVC plastic outer tube and the metal sheet layer is convenient for blocking the high temperature of the PVC plastic outer tube, and is beneficial to prolonging the service life of the electric wire and cable.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic diagram of the cross-sectional internal structure of the outer and inner PVC plastic pipes according to the present utility model;
Fig. 3 is an enlarged schematic view of the structure at a in the present utility model.
Legend description:
1. A PVC plastic outer tube; 2. an insulating filler material; 3. an inner tube; 4. a wire core; 5. a high silica cotton layer; 6. a metal sheet layer; 7. a waterproof layer; 8. and a shielding layer.
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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner wall", "outer wall", "inner side", "outer side", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be configured and operated in a specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. It will be understood by those of ordinary skill in the art that the specific meaning of the terms described above in this application
Referring to fig. 1-3, a special PVC plastic material structure for civil explosive wires and cables, including a PVC plastic material outer tube 1, the inner wall of the PVC plastic material outer tube 1 is provided with a high silica cotton layer 5, and the inner wall of the high silica cotton layer 5 is connected with a metal sheet layer 6, a fixed connection is made between the PVC plastic material outer tube 1 and the high silica cotton layer 5, and the high silica cotton layer 5 and the metal sheet layer 6 form an integrated structure through cementing, the high silica cotton layer 5 arranged between the PVC plastic material outer tube 1 and the metal sheet layer 6 is convenient for blocking the high temperature of the PVC plastic material outer tube 1, which is beneficial for improving the service life of the wires and cables, the structure not only enables the cable wires to have an explosion-proof function, but also enables the heat energy of the PVC plastic material outer tube 1 to be effectively blocked, thereby being beneficial for improving the service life of the wires and cables, the inner wall of the metal sheet layer 6 is provided with a waterproof layer 7, and the inner wall of the waterproof layer 7 is connected with an inner tube 3, the inner tube 3 is fixedly connected with an insulation filling material 2, and the length of the inner tube 3 is consistent with the PVC plastic material outer tube 1, the length of the inner tube 3 is convenient for being provided with the wire core 4 through the arrangement of the inner tube 3, the inner tube 4 is convenient for being filled with the wire core 4 is coated with a wire core 4, wire core 4 is filled with a wire core 4, wire 8 is filled with a shielding wire 8 is filled with a wire 8, and is filled with a wire 8, and is coated with a wire 8 is filled with a wire 8, and is coated with a wire is filled with a wire 8, thereby ensuring the rounding of the wires and cables.
Working principle: firstly, through high silica cotton layer 5 set up between PVC plastic outer tube 1 and sheetmetal layer (6) to be convenient for carry out separation work with the high temperature of PVC plastic outer tube 1, be favorable to improving this wire and cable's life, this structure not only makes the cable wire have explosion-proof function, also can carry out effectual separation with PVC plastic outer tube 1's heat energy, thereby traditional wire and cable lug connection sheetmetal layer 6, thereby make sheetmetal layer 6 with PVC plastic outer tube 1 outside heat energy heat conduction to in the internal material of wire and cable, thereby lead to wire and cable's inside overall temperature to rise, and then make inside insulating filler material 2 and waterproof layer 7 appear ageing phenomenon, influence its life.
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 (5)
1. The utility model provides a special PVC plastic material structure of civil explosive wire and cable which characterized in that includes:
PVC plastic outer tube (1), the inner wall of PVC plastic outer tube (1) is provided with high silica cotton layer (5), and the inner wall on high silica cotton layer (5) is connected with sheetmetal layer (6), the inner wall on sheetmetal layer (6) is provided with waterproof layer (7), and the inner wall of waterproof layer (7) is connected with inner tube (3), peg graft in the inside of inner tube (3) has sinle silk (4), and the outside cladding of sinle silk (4) has shielding layer (8), be provided with insulating filler material (2) between shielding layer (8) and inner tube (3).
2. The PVC plastic material structure special for civil explosive wires and cables as recited in claim 1, wherein the PVC plastic material structure is characterized in that: the PVC plastic outer tube (1) is fixedly connected with the high silica cotton layer (5), and the high silica cotton layer (5) and the metal sheet layer (6) form an integrated structure through cementing.
3. The PVC plastic material structure special for civil explosive wires and cables as recited in claim 1, wherein the PVC plastic material structure is characterized in that: the insulating filling material (2) is a polypropylene net-shaped filling rope.
4. The PVC plastic material structure special for civil explosive wires and cables as recited in claim 1, wherein the PVC plastic material structure is characterized in that: the inner tube (3) is fixedly connected with the insulating filling material (2), and the length of the inner tube (3) is consistent with that of the PVC plastic outer tube (1).
5. The PVC plastic material structure special for civil explosive wires and cables as recited in claim 1, wherein the PVC plastic material structure is characterized in that: the shielding layer (8) is fixedly connected with the wire core (4), and the shielding layer (8) is a copper net.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322702561.3U CN220933806U (en) | 2023-10-09 | 2023-10-09 | PVC plastic material structure special for civil explosion wire and cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322702561.3U CN220933806U (en) | 2023-10-09 | 2023-10-09 | PVC plastic material structure special for civil explosion wire and cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220933806U true CN220933806U (en) | 2024-05-10 |
Family
ID=90961894
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322702561.3U Active CN220933806U (en) | 2023-10-09 | 2023-10-09 | PVC plastic material structure special for civil explosion wire and cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220933806U (en) |
-
2023
- 2023-10-09 CN CN202322702561.3U patent/CN220933806U/en active Active
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| GR01 | Patent grant |