CN210517661U - Perchloroethylene power cable protection tube - Google Patents
Perchloroethylene power cable protection tube Download PDFInfo
- Publication number
- CN210517661U CN210517661U CN201921531670.0U CN201921531670U CN210517661U CN 210517661 U CN210517661 U CN 210517661U CN 201921531670 U CN201921531670 U CN 201921531670U CN 210517661 U CN210517661 U CN 210517661U
- Authority
- CN
- China
- Prior art keywords
- protection body
- protection
- sleeve pipe
- protection tube
- power cable
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- CYTYCFOTNPOANT-UHFFFAOYSA-N Perchloroethylene Chemical group ClC(Cl)=C(Cl)Cl CYTYCFOTNPOANT-UHFFFAOYSA-N 0.000 title claims abstract description 16
- 230000007246 mechanism Effects 0.000 claims abstract description 13
- 230000002093 peripheral effect Effects 0.000 claims abstract description 13
- 230000004927 fusion Effects 0.000 claims abstract description 3
- 229910000831 Steel Inorganic materials 0.000 claims description 8
- 239000010959 steel Substances 0.000 claims description 8
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 3
- 239000004800 polyvinyl chloride Substances 0.000 claims description 3
- 238000010030 laminating Methods 0.000 claims description 2
- 229950011008 tetrachloroethylene Drugs 0.000 claims 8
- 239000000853 adhesive Substances 0.000 claims 1
- 230000001070 adhesive effect Effects 0.000 claims 1
- 238000010276 construction Methods 0.000 claims 1
- 230000009970 fire resistant effect Effects 0.000 claims 1
- 238000009413 insulation Methods 0.000 claims 1
- 239000002994 raw material Substances 0.000 claims 1
- 230000006378 damage Effects 0.000 abstract description 5
- 230000002411 adverse Effects 0.000 abstract description 2
- 238000004026 adhesive bonding Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Images
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- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The utility model discloses a perchloroethylene power cable protection pipe relates to power cable protection pipe technical field, including the protection body, the protection body is from outer to interior by outer pipe box in proper order, well pipe box constitutes with interior sleeve pipe butt fusion, one side of pipe box global is formed with a plurality of concave ditches of cambered surface form in interior sleeve pipe orientation, a plurality of concave ditches are arranged as the center with the centre of a circle of protection body, the periphery of protection body is provided with the sleeve pipe, sleeve pipe and the coaxial setting of protection body, and be formed with toroidal cavity between the outer peripheral face of sheathed tube inner peripheral surface and protection body, be provided with a plurality of antidetonation mechanisms in the toroidal cavity, a plurality of antidetonation mechanisms are radial and be annular equipartition in toroidal cavity with the sleeve pipe. This application can follow the outside protection that at first forms of protection body through antidetonation mechanism, has reduced the damage probability of natural disasters to the protection body, and then helps reducing wire and cable's fault rate, prolongs the life of protection body under adverse circumstances condition.
Description
Technical Field
The utility model relates to a power cable protection tube technical field specifically is a perchloroethylene power cable protection tube.
Background
The power cable is used for transmitting and distributing electric energy, and is commonly used for urban underground power grids, power station leading-out lines, power supply inside industrial and mining enterprises and power transmission lines under river-crossing seawater. In the power lines, the cable is increasing in specific gravity. Power cables are cable products used in the trunk lines of power systems to transmit and distribute high power electrical energy, including various voltage classes, 1-500KV and above, and various insulated power cables.
The strength and toughness of the plastic protection tube adopted at present are not ideal, the plastic protection tube is not good in corrosion resistance, the optical cable is easily abraded, financial resources and material resources are lost, and the use requirement under severe environment conditions cannot be met, so that improvement is needed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a perchloroethylene power cable protection tube to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a cross vinyl chloride power cable protection tube, includes the protection body, the protection body comprises outer pipe box, well pipe box and interior sleeve pipe laminating butt fusion in proper order from outer to interior, the periphery of protection body is provided with the sleeve pipe, sleeve pipe and the coaxial setting of protection body, and is formed with annular cavity between the outer peripheral face of sheathed tube inner peripheral surface and protection body, is provided with a plurality of antidetonation mechanisms in the annular cavity, and a plurality of antidetonation mechanisms are radial and be annular equipartition in annular cavity with the sleeve pipe, and the antidetonation mechanism includes the spring of fixed connection on the sleeve pipe inner peripheral surface to and spring other end fixed connection's elasticity ball, still include the recess with the elasticity ball gomphosis that outer pipe box.
As a further aspect of the present invention: the spring is of an arch bridge or tower-shaped structure.
As a further aspect of the present invention: the outer pipe sleeve is a fireproof layer made of perchloroethylene and chlorinated rubber.
As a further aspect of the present invention: the middle pipe sleeve is a steel belt layer made of steel materials.
As a further aspect of the present invention: the inner sleeve is a heat-insulating layer made of polyvinyl chloride.
As a further aspect of the present invention: the outer pipe box is formed with a plurality of bosss towards the global a plurality of bosss that are formed with of one side of well pipe box, and the cross-section of boss is semi-circular, and a plurality of bosss are arranged with the centre of a circle equidistance symmetry of protection body, and has all seted up the perforation in every boss, perforates and runs through the both ends face of protection body respectively along the extension of protection body axis direction and its both ends, all is connected with the anti-sawing post through the gluing agent in every perforation simultaneously.
As a further aspect of the present invention: the inner sleeve pipe is provided with a plurality of arc-surface-shaped grooves on the circumferential surface of one side of the inner sleeve pipe facing the middle pipe sleeve, the grooves are annularly and equidistantly arranged by taking the circle center of the protective pipe body as the center, and the grooves and the anti-sawing columns are arranged in a staggered mode.
Compared with the prior art, the beneficial effects of the utility model are that:
according to the protection pipe body, the anti-seismic mechanism can firstly form protection from the outside of the protection pipe body, so that the damage probability of natural disasters to the protection pipe body is reduced, the fault rate of wires and cables is reduced, and the service life of the protection pipe body under severe environmental conditions is prolonged; the axial stress strength of the protection pipe body is increased through the anti-sawing posts, so that the bending resistance and tensile resistance of the protection pipe body are improved, and meanwhile, the anti-sawing posts can make external force difficult to saw off the protection pipe body, so that the anti-theft performance of the power cable is improved, and the practicability is greatly widened; and the concave groove has a certain buffering function, so that the harm caused by stress surge or shock drop caused by expansion with heat and contraction with cold between the inner sleeve and the middle sleeve can be eliminated to a certain extent, and the service life of the protective pipe body is prolonged.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is an enlarged view of a structure in fig. 1.
As shown in the figure: the anti-sawing device comprises a fire-proof layer 1, a boss 2, an anti-sawing column 3, a steel band layer 4, a groove 5, a heat-insulating layer 6, a sleeve 7, a spring 8, an elastic ball 9 and a groove 10.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
In a first embodiment, please refer to fig. 1-2, a perchloroethylene power cable protection tube comprises a protection tube body, the protection tube body is sequentially composed of a fire-proof layer 1, a steel belt layer 4 and a heat-insulating layer 6 from outside to inside, the fire-proof layer 1 is an outer tube sleeve composed of perchloroethylene and chlorinated rubber, the steel belt layer 4 is a middle tube sleeve composed of steel, the heat-insulating layer 6 is an inner tube composed of polyvinyl chloride, and the outer tube sleeve, the middle tube sleeve and the inner tube are sequentially bonded and welded to form the protection tube body.
Further, outer pipe box is global to be formed with a plurality of bosss 2 towards one side of well pipe box, the cross-section of boss 2 is semi-circular, a plurality of bosss 2 are arranged with the centre of a circle equidistance symmetry of protection body, and all seted up the perforation in every boss 2, it runs through the both ends face of protection body respectively to perforate along protection body axis direction extension and its both ends, all be connected with through the gluing agent in every perforation simultaneously and prevent saw post 3, the axial atress intensity of protection body has been increased through preventing saw post 3, thereby the bending resistance tensile strength of protection body has been improved, prevent simultaneously that saw post 3 can make external force hardly saw disconnected protection body, and then improved power cable's theftproof performance, so the practicality has been widened greatly.
Further, interior sleeve pipe is formed with a plurality of ditches 5 of cambered surface form towards one side of well pipe box global, and a plurality of ditches 5 are the annular equidistance with the centre of a circle of protection body and arrange as the center, and a plurality of ditches 5 stagger each other with a plurality of anti-saw post 3 and set up, and ditches 5 possess certain buffer function to can eliminate because the harm that the expend with heat and contract with cold leads to stress surge or slump to bring between interior sleeve pipe and well pipe box to a certain extent, prolong the life of protection body.
In the second embodiment, referring to fig. 1-2, the following technical features are added on the basis of the first embodiment:
the periphery of protection body is provided with sleeve pipe 7, and sleeve pipe 7 and the coaxial setting of protection body, and be formed with annular cavity between the inner peripheral surface of sleeve pipe 7 and the outer peripheral surface of protection body, be provided with a plurality of antidetonation mechanisms in the annular cavity, a plurality of antidetonation mechanisms radially and be annular equipartition in annular cavity with sleeve pipe 7, it needs to explain that sleeve pipe 7 can be cut into the multistage and evenly overlap and locate protection body periphery, under the prerequisite of saving the cost, can also furthest's assurance antidetonation effect.
Further, antidetonation mechanism includes spring 8 of fixed connection on the inner peripheral surface of sleeve pipe 7 to and spring 8 other end fixed connection's elastic ball 9, still includes that the outer pipe box corresponds the recess 10 that the outer peripheral face was seted up and elastic ball 9 gomphosis, can follow the outside protection of at first forming one of protection body, has reduced the probability of damage of natural disasters to the protection body, and then helps reducing wire and cable's fault rate, prolongs the life of protection body under adverse circumstances.
The spring 8 is an arch bridge or a tower-shaped structure so as to improve the buffering and anti-seismic effect.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.
Claims (7)
1. The utility model provides a perchloroethylene power cable protection tube, includes the protection body, its characterized in that, the protection body comprises outer pipe box, well pipe box and interior sleeve pipe laminating butt fusion in proper order from outside to inside, the periphery of protection body is provided with sleeve pipe (7), and sleeve pipe (7) and the coaxial setting of protection body, and is formed with annular cavity between the inner peripheral surface of sleeve pipe (7) and the outer peripheral surface of protection body, is provided with a plurality of antidetonation mechanisms in the annular cavity, and a plurality of antidetonation mechanisms are radial and be annular equipartition in annular cavity with sleeve pipe (7), and the antidetonation mechanism includes spring (8) of fixed connection on sleeve pipe (7) inner peripheral surface to and spring (8) other end fixed connection's elasticity ball (9), still include recess (10) that outer pipe box corresponds the outer peripheral surface and set up with elasticity.
2. A perchloroethylene power cable protection tube according to claim 1, wherein the spring (8) is of arched bridge or tower construction.
3. A perchloroethylene power cable protection tube according to claim 1, wherein the outer jacket comprises a fire-resistant layer (1) made of perchloroethylene and chlorinated rubber.
4. A perchloroethylene power cable protection tube according to claim 1, wherein the middle tube sleeve is a steel tape layer (4) made of steel as a raw material.
5. A perchloroethylene power cable protection tube according to claim 1, characterized in that the inner jacket is an insulation layer (6) made of polyvinyl chloride.
6. The perchloroethylene power cable protection tube of claim 1, wherein the outer jacket has a plurality of bosses (2) formed on a circumferential surface of a side facing the middle jacket, the bosses (2) have a semicircular cross section, the plurality of bosses (2) are symmetrically arranged at equal intervals around a center of the protection tube body, each boss (2) has a through hole, the through holes extend along an axial direction of the protection tube body, two ends of each through hole respectively penetrate through two end surfaces of the protection tube body, and each through hole is connected with an anti-sawing post (3) through an adhesive.
7. A perchlorethylene power cable protection tube according to claim 1, wherein the inner sleeve has a plurality of arc-shaped grooves (5) formed on a side surface facing the middle sleeve, the grooves (5) are arranged in an annular shape at equal intervals around a center of the protection tube, and the grooves (5) and the anti-sawing posts (3) are arranged in a staggered manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921531670.0U CN210517661U (en) | 2019-09-16 | 2019-09-16 | Perchloroethylene power cable protection tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921531670.0U CN210517661U (en) | 2019-09-16 | 2019-09-16 | Perchloroethylene power cable protection tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210517661U true CN210517661U (en) | 2020-05-12 |
Family
ID=70569966
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921531670.0U Expired - Fee Related CN210517661U (en) | 2019-09-16 | 2019-09-16 | Perchloroethylene power cable protection tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210517661U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111682476A (en) * | 2020-06-23 | 2020-09-18 | 崔亮 | Photoelectric combined cable mounting rack |
| CN112622234A (en) * | 2020-12-01 | 2021-04-09 | 江西力达塑胶管业有限公司 | PE water supply pipe with corrosion-resistant structural design and preparation process thereof |
-
2019
- 2019-09-16 CN CN201921531670.0U patent/CN210517661U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111682476A (en) * | 2020-06-23 | 2020-09-18 | 崔亮 | Photoelectric combined cable mounting rack |
| CN112622234A (en) * | 2020-12-01 | 2021-04-09 | 江西力达塑胶管业有限公司 | PE water supply pipe with corrosion-resistant structural design and preparation process thereof |
| CN112622234B (en) * | 2020-12-01 | 2023-03-17 | 江西力达塑胶管业有限公司 | PE water supply pipe with corrosion-resistant structural design and preparation process thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200512 |