CN211907000U - Cable with good tensile property - Google Patents
Cable with good tensile property Download PDFInfo
- Publication number
- CN211907000U CN211907000U CN202020575349.9U CN202020575349U CN211907000U CN 211907000 U CN211907000 U CN 211907000U CN 202020575349 U CN202020575349 U CN 202020575349U CN 211907000 U CN211907000 U CN 211907000U
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- layer
- cable
- insulating layer
- fixedly connected
- strips
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- 239000003063 flame retardant Substances 0.000 claims abstract description 14
- 238000009413 insulation Methods 0.000 claims abstract description 9
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 12
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims description 10
- 229920001971 elastomer Polymers 0.000 claims description 3
- 229920003225 polyurethane elastomer Polymers 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 2
- 239000010949 copper Substances 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 4
- 210000002615 epidermis Anatomy 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000012423 maintenance 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
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Abstract
The utility model discloses a cable that stretch-proofing performance is good, including the first insulation layer, the inboard on first insulation layer is equipped with the waterproof layer, equidistant encircleing is provided with first joint strip on the inner wall on first insulation layer, the surperficial equidistance of waterproof layer is encircleed and is provided with second joint strip, the fire-retardant layer of fixedly connected with on the inner wall of waterproof layer, the inboard on fire-retardant layer is equipped with the filling layer, the inside center department fixedly connected with brace of filling layer, the surperficial equidistance of brace is encircleed and is provided with five first connecting blocks, one side fixedly connected with tensile cover that brace was kept away from to first connecting block. This cable that stretch-proofing performance is good, structural design is reasonable, and low in cost has better stretch-proofing effect, and then also be difficult for causing the appearance of the circumstances such as cable epidermis wearing and tearing or whole root fracture when bearing great tensile force, has guaranteed the normal transmission of electric power, satisfies diversified user demand.
Description
Technical Field
The utility model relates to the technical field of cables, specifically be a cable that stretch-proofing performance is good.
Background
The cable is usually a cable similar to a rope formed by twisting several or several groups of wires (each group is at least two), each group of wires are mutually insulated and usually twisted around a center, the whole outer surface is wrapped with a highly insulated covering layer, a plurality of cables are erected in the air or arranged underground or underwater and are used for telecommunication or power transmission, the cable can be divided into power cables, communication cables, control cables and the like according to the application, compared with an overhead line, the cable has the advantages of small insulation distance between the wires, small occupied space, underground laying without occupying the space above the ground, no influence of pollution of the surrounding environment, high power transmission reliability, small interference on personal safety and the surrounding environment, high manufacturing cost, troublesome construction and maintenance, and complex manufacturing, therefore, the cable is mostly applied to dense areas of population and power grids and places with traffic congestion, and can avoid using large overhead lines when crossing a river and laying on the seabed, the cable can be used in places where the overhead line is required to avoid communication interference and occasions where attractiveness is required to be considered or targets are avoided to be exposed, the existing cable has the problem of poor anti-stretching effect, the existing cable cannot bear large horizontal stretching force, the situation that skins are damaged or the whole cable is broken easily occurs, normal transmission of electric power is further influenced, the service life is short, and the use requirement is difficult to meet.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a stretch-proofing good cable of performance 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 cable that stretch-proofing performance is good, includes the first insulation layer, the inboard on first insulation layer is equipped with the waterproof layer, equidistant encircleing is provided with first joint strip on the inner wall on first insulation layer, the surperficial equidistance of waterproof layer is encircleed and is provided with second joint strip, the fire-retardant layer of fixedly connected with on the inner wall of waterproof layer, the inboard on fire-retardant layer is equipped with the filling layer, the inside center department fixedly connected with anti-brace of filling layer, the surperficial equidistance of anti-brace is encircleed and is provided with five first connecting blocks, one side fixedly connected with tensile cover that anti-brace was kept away from to first connecting block, through second connecting block fixed connection between two adjacent tensile covers, the inside of tensile cover is equipped.
Preferably, the lead body comprises a second insulating layer and a copper core, the copper core is arranged on the inner side of the second insulating layer, the copper core is formed by twisting 23 wire harnesses, and each wire harness is formed by twisting 92 copper wires with the diameter of 0.2 mm.
Preferably, at least thirty wear-resistant strips are arranged on the surface of the first insulating layer in a surrounding mode at equal intervals, and the wear-resistant strips are rubber strips.
Preferably, the first insulating layer, the waterproof layer and the flame retardant layer have the same thickness of 0.15-0.2mm, and the second insulating layer has a thickness of 0.08-0.10 mm.
Preferably, the first insulating layer and the second insulating layer are both made of polyurethane rubber.
Preferably, the first clamping strip and the second clamping strip are arranged in a staggered mode, and the side faces of the two adjacent first clamping strips and the side faces of the second clamping strips are in mutual contact.
Preferably, one side of the first clamping strip, which is close to the waterproof layer, is fixedly connected with the surface of the waterproof layer, and one side of the second clamping strip, which is close to the inner wall of the first insulating layer, is fixedly connected with the inner wall of the first insulating layer.
Compared with the prior art, the beneficial effects of the utility model are as follows:
the utility model has the advantages that the first clamping strips and the second clamping strips are arranged in a staggered way, the first insulating layer and the waterproof layer are connected, the torsion resistance and the stretch-proof performance of the cable can be effectively improved, the tensile sleeve is connected through the five first connecting blocks under the connection of the tensile strips, the lead body is arranged in the tensile sleeve, the single lead can be protected from outside, the use strength and the stretch-proof performance of the cable are further improved by matching with the connection of the second connecting block, meanwhile, the wear-proof strip design on the surface and the flame-retardant layer design in the cable can effectively improve the wear resistance and the fire resistance of the cable, the service life is prolonged, the cable with good stretch-proof performance has reasonable structural design and low manufacturing cost, has better stretch-proof effect, and is further not easy to cause the abrasion of the cable skin or the occurrence of the whole fracture and the like when bearing larger stretching force, and ensures the normal transmission of electric power, the requirement of multidirectional use is met.
Drawings
FIG. 1 is a sectional view of the front view of the present invention;
fig. 2 is a partial enlarged view of a-a in fig. 1 according to the present invention.
In the figure: the cable comprises a first insulating layer 1, a waterproof layer 2, a first clamping strip 3, a second clamping strip 4, a flame-retardant layer 5, a filling layer 6, a tension-resisting strip 7, a first connecting block 8, a tension-resisting sleeve 9, a second connecting block 10, a conductor body 11, a second insulating layer 1101, a copper core 1102 and a wear-resisting strip 12.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, a cable with good stretch-proof performance includes a first insulating layer 1, wherein at least thirty wear-resistant strips 12 are disposed around the surface of the first insulating layer 1 at equal intervals, the wear-resistant strips 12 are specifically rubber strips, a waterproof layer 2 is disposed on the inner side of the first insulating layer 1, first clamping strips 3 are disposed around the inner wall of the first insulating layer 1 at equal intervals, second clamping strips 4 are disposed around the surface of the waterproof layer 2 at equal intervals, the first clamping strips 3 and the second clamping strips 4 are staggered, the side surfaces of two adjacent first clamping strips 3 and second clamping strips 4 are in contact with each other, one side of the first clamping strip 3 close to the waterproof layer 2 is fixedly connected with the surface of the waterproof layer 2, one side of the second clamping strip 4 close to the inner wall of the first insulating layer 1 is fixedly connected with the inner wall of the first insulating layer 1, and a flame-retardant layer 5 is fixedly connected to the inner wall, the thicknesses of the first insulating layer 1, the waterproof layer 2 and the flame-retardant layer 5 are the same and are all 0.15-0.2mm, the inner side of the flame-retardant layer 5 is provided with a filling layer 6, the center inside the filling layer 6 is fixedly connected with a tension-resistant bar 7, five first connecting blocks 8 are arranged on the surface of the tension-resistant bar 7 in an equidistance surrounding manner, one sides of the first connecting blocks 8 far away from the tension-resistant bar 7 are fixedly connected with tension-resistant sleeves 9, two adjacent tension-resistant sleeves 9 are fixedly connected through a second connecting block 10, a lead body 11 is arranged inside the tension-resistant sleeves 9, the lead body 11 comprises a second insulating layer 1101 and a copper core 1102, the copper core 1102 is arranged on the inner side of the second insulating layer 1101, the thickness of the second insulating layer 1101 is 0.08-0.10mm, the first insulating layer 1 and the second insulating layer 1101 are both made of polyurethane rubber, the copper core 1102 is formed by twisting 23 wire bundles, and each wire bundle is formed by twisting 92, the utility model effectively improves the torsion resistance and the stretch-proof performance of the cable by arranging the first clamping strips 3 and the second clamping strips 4 in a staggered way and connecting the first insulating layer 1 and the waterproof layer 2, under the connection of the tensile strips 7, the tensile sleeve 9 is connected by the five first connecting blocks 8, the lead body 11 is arranged in the tensile sleeve, the single lead can be protected from outside, the use strength and the stretch-proof performance of the cable are further improved by matching with the connection of the second connecting block 10, meanwhile, the wear-resistant strips 12 on the surface and the flame-retardant layer 5 in the wear-resistant strips 12 can effectively improve the wear resistance and the fire resistance of the cable, the service life is prolonged, the cable with good stretch-proof performance has reasonable structural design, low cost and better stretch-proof effect, and is not easy to cause the abrasion of the surface of the cable or the whole cable to break when bearing larger stretching force, the normal transmission of electric power is guaranteed, and the multi-directional use requirement is met.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A cable with good tensile property comprises a first insulating layer (1), and is characterized in that: a waterproof layer (2) is arranged on the inner side of the first insulating layer (1), first clamping strips (3) are arranged on the inner wall of the first insulating layer (1) in an equidistant surrounding manner, the surface of the waterproof layer (2) is provided with second clamping strips (4) in an equidistance surrounding manner, the inner wall of the waterproof layer (2) is fixedly connected with a flame-retardant layer (5), the inner side of the flame-retardant layer (5) is provided with a filling layer (6), the center inside the filling layer (6) is fixedly connected with an anti-pulling strip (7), five first connecting blocks (8) are arranged on the surface of the anti-bracing piece (7) in an equidistance surrounding manner, one side of the first connecting block (8) far away from the tension resisting strip (7) is fixedly connected with a tension resisting sleeve (9), two adjacent tension resisting sleeves (9) are fixedly connected through a second connecting block (10), and a wire body (11) is arranged inside each tension resisting sleeve (9).
2. The cable of claim 1, wherein the tensile strength is selected from the group consisting of: the lead body (11) comprises a second insulating layer (1101) and a copper core (1102), wherein the copper core (1102) is arranged on the inner side of the second insulating layer (1101), the copper core (1102) is formed by twisting 23 wire harnesses, and each wire harness is formed by twisting 92 copper wires with the diameter of 0.2 mm.
3. The cable of claim 1, wherein the tensile strength is selected from the group consisting of: the surface of the first insulating layer (1) is provided with at least thirty wear-resistant strips (12) in an equidistance surrounding mode, and the wear-resistant strips (12) specifically adopt rubber strips.
4. The cable of claim 2, wherein the tensile strength is selected from the group consisting of: the thicknesses of the first insulating layer (1), the waterproof layer (2) and the flame-retardant layer (5) are the same and are all 0.15-0.2mm, and the thickness of the second insulating layer (1101) is 0.08-0.10 mm.
5. A cable with good tensile properties according to claim 1 or 2, wherein: the first insulating layer (1) and the second insulating layer (1101) are both made of polyurethane rubber.
6. The cable of claim 1, wherein the tensile strength is selected from the group consisting of: first joint strip (3) and second joint strip (4) are the setting of staggering, and two adjacent first joint strips (3) and second joint strip (4) side contact each other.
7. The cable of claim 1, wherein the tensile strength is selected from the group consisting of: one side that first joint strip (3) are close to waterproof layer (2) is connected with waterproof layer (2) fixed surface, one side that second joint strip (4) are close to first insulation layer (1) inner wall is connected with first insulation layer (1) inner wall fixed connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020575349.9U CN211907000U (en) | 2020-04-17 | 2020-04-17 | Cable with good tensile property |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020575349.9U CN211907000U (en) | 2020-04-17 | 2020-04-17 | Cable with good tensile property |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211907000U true CN211907000U (en) | 2020-11-10 |
Family
ID=73277746
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020575349.9U Expired - Fee Related CN211907000U (en) | 2020-04-17 | 2020-04-17 | Cable with good tensile property |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211907000U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114016316A (en) * | 2021-10-13 | 2022-02-08 | 铜陵恒兴铜业有限责任公司 | Novel lead-free environment-friendly copper alloy wire |
-
2020
- 2020-04-17 CN CN202020575349.9U patent/CN211907000U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114016316A (en) * | 2021-10-13 | 2022-02-08 | 铜陵恒兴铜业有限责任公司 | Novel lead-free environment-friendly copper alloy wire |
| CN114016316B (en) * | 2021-10-13 | 2024-01-09 | 铜陵恒兴铜业有限责任公司 | Novel lead-free environment-friendly copper alloy wire |
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| 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: 20201110 Termination date: 20210417 |
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| CF01 | Termination of patent right due to non-payment of annual fee |