CN220254053U - Low-temperature impact resistant power cable protection tube - Google Patents
Low-temperature impact resistant power cable protection tube Download PDFInfo
- Publication number
- CN220254053U CN220254053U CN202321836141.8U CN202321836141U CN220254053U CN 220254053 U CN220254053 U CN 220254053U CN 202321836141 U CN202321836141 U CN 202321836141U CN 220254053 U CN220254053 U CN 220254053U
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- China
- Prior art keywords
- support sleeve
- sleeve
- power cable
- temperature impact
- external support
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- 230000001681 protective effect Effects 0.000 claims abstract description 14
- 239000002390 adhesive tape Substances 0.000 claims abstract description 10
- 238000007906 compression Methods 0.000 claims description 22
- 230000006835 compression Effects 0.000 claims description 19
- 239000010425 asbestos Substances 0.000 claims description 6
- 238000009413 insulation Methods 0.000 claims description 6
- 229910052895 riebeckite Inorganic materials 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 239000004743 Polypropylene Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- -1 polypropylene Polymers 0.000 description 3
- 229920001155 polypropylene Polymers 0.000 description 3
- 229910001335 Galvanized steel Inorganic materials 0.000 description 2
- 239000008397 galvanized steel Substances 0.000 description 2
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007769 metal material Substances 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
- 238000005728 strengthening Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
Landscapes
- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The utility model relates to the technical field of cable protection pipes, in particular to a low-temperature impact-resistant power cable protection pipe, which comprises an external support sleeve and a protection pipe splicing assembly arranged on the external support sleeve; a buffer protection sleeve is arranged in the outer support sleeve; the protective tube splicing assembly comprises a fastening waterproof adhesive tape wound on the surface of an external support sleeve, and a connecting rotating shaft is arranged on one side of the external support sleeve. According to the utility model, after the arranged external support sleeve can be rotated and opened through the connecting rotating shaft, the external support sleeve is clamped outside the built-in cable main body, so that the whole protection sleeve is conveniently arranged on the surface of the built-in cable main body to protect and support the built-in cable main body, meanwhile, the external support sleeve is tightly tied through the fastening waterproof adhesive tape, the external support sleeve is prevented from being scattered, and meanwhile, the two groups of protection pipes can be mutually spliced together through the arrangement of the positioning rod and the positioning hole to wrap the built-in cable main body.
Description
Technical Field
The utility model relates to the technical field of cable protection pipes, in particular to a low-temperature impact resistant power cable protection pipe.
Background
The power cable protection tube is to prevent the cable penetrating inside the protection tube from being damaged, and has a certain mechanical strength, and most of the power cable protection tube is made of metal materials such as galvanized steel pipes, cast iron pipes and the like, and other materials such as ceramic pipes, concrete pipes and the like, wherein the galvanized steel pipes are commonly used because of good corrosion resistance.
The prior art scheme is that the low temperature impact resistant MPP power cable protection tube comprises a polypropylene inner layer, a reinforced plate layer, a buffer layer and a polypropylene outer layer which are sequentially arranged from inside to outside, wherein a plurality of V-shaped convex teeth protruding inwards in the radial direction are arranged in the reinforced plate layer, a plurality of springs are arranged in the buffer layer, and two ends of each spring are respectively connected with the reinforced plate layer and the polypropylene outer layer; through setting up above-mentioned four-layer structure to combine to strengthening the special design in sheet layer and the buffer layer, finally obtained the MPP power cable protection tube that has excellent low temperature impact resistance, still have higher elongation at break simultaneously, it still can normally work under the low temperature environment of-40 ℃, has effectively improved MPP cable protection tube life and safety in utilization under the extremely cold weather in north.
The power cable protection tube can fully cover the outside of a power cable when the power cable protection tube is used, the cable length is long, the whole protection tube is of a circular tube structure, the two groups of protection tubes are required to be sleeved on the cable from the end part of the cable, and the power cable protection tube is inconvenient to install.
Disclosure of Invention
The utility model aims to provide a low-temperature impact resistant power cable protection tube so as to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a low temperature impact resistant power cable protection tube, includes outside support sleeve pipe, and installs the protection tube concatenation subassembly on outside support sleeve pipe;
the inner part of the outer support sleeve is provided with a buffer protection sleeve, the joint of the buffer protection sleeve and the outer support sleeve is filled with an asbestos layer, the inner angle of the outer support sleeve is fixed with an included angle supporting rod, and the end part of the buffer protection sleeve is fixed with a wrapping head;
the protective tube splicing assembly comprises a fastening waterproof adhesive tape wound on the surface of an external support sleeve, and a connecting rotating shaft is arranged on one side of the external support sleeve.
Preferably, the protective tube splicing assembly further comprises a positioning rod and a positioning hole matched with the positioning rod, wherein the positioning rod is fixed on one group of wrapping heads, and the positioning hole is formed in the other group of wrapping heads.
Preferably, the positioning rod penetrates through the positioning hole, and the diameter of the wrapping head is smaller than that of the buffer protection sleeve.
Preferably, a heat insulation layer is arranged in the buffer protection sleeve, a compression-resistant corrugated pipe is arranged in the heat insulation layer, and a buffer rubber pad is fixed on the inner wall of the compression-resistant corrugated pipe.
Preferably, the cushion rubber pads are uniformly distributed along the inner wall surface of the compression-resistant corrugated pipe at equal intervals.
Preferably, the inner diameter of the wrapping head is smaller than the inner diameter of the compression-resistant corrugated pipe, and the built-in cable main body is arranged in the compression-resistant corrugated pipe in a penetrating mode.
Preferably, the external support sleeve is of a regular hexagonal structure, and the connecting rotating shaft penetrates through one side of the external support sleeve.
The above description shows that, by the above technical solution of the present application, the technical problem to be solved by the present application can be necessarily solved.
Meanwhile, through the technical scheme, the utility model has at least the following beneficial effects:
according to the utility model, after the arranged external support sleeve can be rotated and opened through the connecting rotating shaft, the external support sleeve is clamped outside the built-in cable main body, so that the whole protection sleeve is conveniently arranged on the surface of the built-in cable main body to protect and support the built-in cable main body, meanwhile, the external support sleeve is tightly tied through the fastening waterproof adhesive tape, the external support sleeve is prevented from being scattered, and meanwhile, the two groups of protection pipes can be mutually spliced together through the arrangement of the positioning rod and the positioning hole to wrap the built-in cable main body.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;
FIG. 3 is a schematic view of the assembled structure of the present utility model;
fig. 4 is a schematic structural view of the wave tube of the present utility model.
In the figure: 1. an outer support sleeve; 2. a protective tube splice assembly; 201. fastening a waterproof adhesive tape; 202. a positioning rod; 203. positioning holes; 204. the connecting rotating shaft; 3. an asbestos layer; 4. an included angle supporting rod; 5. a buffer protective sleeve; 6. a wrapping head; 7. a built-in cable main body; 8. a thermal insulation layer; 9. a compression bellows; 10. and a buffer rubber pad.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
Description of the preferred embodiments
As shown in fig. 1-3, the present utility model provides a technical solution: the low-temperature impact resistant power cable protection tube comprises an outer support sleeve 1 and a protection tube splicing assembly 2 arranged on the outer support sleeve 1;
the protection tube splicing assembly 2 comprises a fastening waterproof adhesive tape 201 wound on the surface of the outer support sleeve 1, a connecting rotating shaft 204 is installed on one side of the outer support sleeve 1, the outer support sleeve 1 is of a regular hexagon structure, the connecting rotating shaft 204 penetrates through one side of the outer support sleeve 1, the protection tube splicing assembly 2 further comprises a positioning rod 202 and a positioning hole 203 matched with the positioning rod 202, the positioning rod 202 is fixed on one group of wrapping heads 6, the positioning hole 203 is formed in the other group of wrapping heads 6, the positioning rod 202 penetrates through the inside of the positioning hole 203, the fastening waterproof adhesive tape 201 is wound outside the outer support sleeve 1, the outer support sleeve 1 is tightly bound, the outer support sleeve 1 is prevented from being scattered, after a single protective sleeve is installed, a lower group of protective sleeves are sleeved at the rear end again, the protective sleeves are moved to enable the positioning rod 202 to penetrate into the positioning hole 203 to be fixed until the diameters of all cable surfaces are smaller than the diameters of the buffer protective sleeves 5, the whole outer support sleeve 1 is rotated to open a notch through the connecting rotating shaft 204, the notch is clamped outside the built-in cable main body 7, the buffer rubber pad 10 is enabled to be tightly attached to the built-in the cable main body 7, and a certain compression-resisting gap is reserved between the buffer rubber pad and the built-in the cable main body 7 and the compression pad and the compression-resisting tube 9.
Example two
The scheme in the first embodiment is further described below in conjunction with a specific working manner, and the details are described below:
as shown in fig. 1 and 4, as a preferred embodiment, further, on the basis of the above mode, a buffer protection sleeve 5 is arranged inside the outer support sleeve 1, the connection part of the buffer protection sleeve 5 and the outer support sleeve 1 is filled with an asbestos layer 3, an included angle supporting rod 4 is fixed at the inner angle of the outer support sleeve 1, and a wrapping head 6 is fixed at the end part of the buffer protection sleeve 5;
the inside of buffer protection sleeve 5 is provided with insulating layer 8, and insulating layer 8's inside is provided with resistance to compression bellows 9, be fixed with the cushion rubber pad 10 on the inner wall of resistance to compression bellows 9, the equal distance evenly distributed of resistance to compression bellows 9 is followed to cushion rubber pad 10, the internal diameter of parcel head 6 is less than resistance to compression bellows 9's internal diameter, the built-in cable main part 7 is worn to be equipped with in the inside of resistance to compression bellows 9, outside support sleeve 1 can play the resistance to compression effect through buffer protection sleeve 5 and resistance to compression bellows 9, and buffer protection is carried out to built-in cable main part 7 through inside cushion rubber pad 10, asbestos layer 3 and insulating layer 8 can effectively insulate heat simultaneously, and contained angle bracing piece 4 can support outside support sleeve 1 corner, prevent that outside support sleeve 1 warp.
From the above, it can be seen that:
the utility model aims at the technical problems that: the existing power cable protection tube can be fully covered outside a power cable when in use, the cable length is long, the whole protection tube is of a circular tube structure, and two groups of protection tubes need to be sleeved on the cable from the end part of the cable, so that the installation is inconvenient; the technical scheme of each embodiment is adopted. Meanwhile, the implementation process of the technical scheme is as follows:
after the whole external support sleeve 1 is turned to open a notch through a connecting rotating shaft 204, the notch is clamped outside the built-in cable main body 7, so that an internal buffer rubber pad 10 is tightly attached to the built-in cable main body 7 and is pressed inwards, a certain gap is reserved between the internal buffer rubber pad 10 and the anti-compression corrugated pipe 9, the wrapping head 6 is tightly attached to the built-in cable main body 7, at the moment, a fastening waterproof adhesive tape 201 can be wound outside the external support sleeve 1, the external support sleeve 1 is tightly bound to prevent the external support sleeve 1 from being scattered, a lower group of protective sleeves are sleeved at the rear end after a single protective sleeve is installed, a positioning rod 202 penetrates into a positioning hole 203 to be fixed until all cable surfaces are sleeved with the protective sleeves, if the built-in cable main body 7 generates impact, the external support sleeve 1 has an anti-compression effect through the buffer protective sleeve 5 and the anti-compression corrugated pipe 9, the built-in cable main body 7 is protected through the internal buffer rubber pad 10, meanwhile, the asbestos layer 3 and the heat insulation layer 8 can effectively insulate heat, the corner of the external support sleeve 1 can resist low-temperature environment, and the included angle support rod 4 can support the corners of the external support sleeve 1, and prevent the external support sleeve 1 from being deformed;
through above-mentioned setting, this application must solve above-mentioned technical problem, simultaneously, realizes following technical effect:
according to the utility model, after the arranged external support sleeve 1 can be rotated and opened through the connecting rotating shaft 204, the external support sleeve is clamped outside the built-in cable main body 7, so that the whole protection sleeve is conveniently sleeved on the surface of the built-in cable main body 7 to protect and support the built-in cable main body 7, meanwhile, the external support sleeve 1 is tightly tied through the fastening waterproof adhesive tape 201 to prevent the external support sleeve 1 from being scattered, and meanwhile, the two groups of protection pipes can be mutually spliced together through the arrangement of the positioning rod 202 and the positioning hole 203 to wrap the built-in cable main body 7.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The low-temperature impact resistant power cable protection tube is characterized by comprising an outer support sleeve (1) and a protection tube splicing assembly (2) arranged on the outer support sleeve (1);
the inside of the outer support sleeve (1) is provided with a buffer protection sleeve (5), the joint of the buffer protection sleeve (5) and the outer support sleeve (1) is filled with an asbestos layer (3), the inner angle of the outer support sleeve (1) is fixed with an included angle supporting rod (4), and the end part of the buffer protection sleeve (5) is fixed with a wrapping head (6);
the protective tube splicing assembly (2) comprises a fastening waterproof adhesive tape (201) wound on the surface of an external support sleeve (1), and a connecting rotating shaft (204) is arranged on one side of the external support sleeve (1).
2. The low-temperature impact resistant power cable protection tube according to claim 1, wherein the protection tube splicing assembly (2) further comprises a positioning rod (202) and a positioning hole (203) matched with the positioning rod (202), the positioning rod (202) is fixed on one group of wrapping heads (6), and the positioning hole (203) is formed on the other group of wrapping heads (6).
3. A low temperature impact resistant power cable protection tube according to claim 2, wherein the positioning rod (202) penetrates inside the positioning hole (203), and the diameter of the wrapping head (6) is smaller than the diameter of the buffer protection sleeve (5).
4. The low-temperature impact resistant power cable protection tube according to claim 1, wherein a heat insulation layer (8) is arranged inside the buffer protection sleeve (5), a compression-resistant corrugated tube (9) is arranged inside the heat insulation layer (8), and a buffer rubber pad (10) is fixed on the inner wall of the compression-resistant corrugated tube (9).
5. A low temperature impact resistant power cable protection tube according to claim 4, characterized in that the cushioning rubber pads (10) are equally distributed along the inner wall surface of the compression corrugated tube (9).
6. The low-temperature impact resistant power cable protection tube according to claim 4, wherein the inner diameter of the wrapping head (6) is smaller than the inner diameter of the compression-resistant corrugated tube (9), and the built-in cable body (7) is arranged inside the compression-resistant corrugated tube (9) in a penetrating manner.
7. The low-temperature impact resistant power cable protection tube according to claim 1, wherein the outer support sleeve (1) has a regular hexagonal structure, and the connecting rotating shaft (204) penetrates through one side of the outer support sleeve (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321836141.8U CN220254053U (en) | 2023-07-12 | 2023-07-12 | Low-temperature impact resistant power cable protection tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321836141.8U CN220254053U (en) | 2023-07-12 | 2023-07-12 | Low-temperature impact resistant power cable protection tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220254053U true CN220254053U (en) | 2023-12-26 |
Family
ID=89226749
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321836141.8U Active CN220254053U (en) | 2023-07-12 | 2023-07-12 | Low-temperature impact resistant power cable protection tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220254053U (en) |
-
2023
- 2023-07-12 CN CN202321836141.8U patent/CN220254053U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |