CN210865692U - High-performance stretch-resistant cable - Google Patents
High-performance stretch-resistant cable Download PDFInfo
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- CN210865692U CN210865692U CN201921914565.5U CN201921914565U CN210865692U CN 210865692 U CN210865692 U CN 210865692U CN 201921914565 U CN201921914565 U CN 201921914565U CN 210865692 U CN210865692 U CN 210865692U
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- galvanized steel
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- shielding sheath
- outer shielding
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Abstract
The utility model discloses a high performance stretch-proofing cable relates to the cable field, including outer shielding sheath, outer shielding sheath's inside is equipped with the galvanized steel band, be equipped with fastening component between outer shielding sheath and the galvanized steel band, fastening component includes a plurality of tight layering, a plurality of tight layering fixed distribution are in the outer wall of galvanized steel band, the outside winding of a plurality of tight layering has the bandage that the equidistance distributes, the draw-in groove joint that bandage and outer shielding sheath inner wall were seted up, the inside of galvanized steel band is equipped with the strap, the inside of strap is fixed and is equipped with the band, the inside of band is fixed and is equipped with the bed course, the inside of bed course is fixed and is equipped with the insulating cover, the inside of insulating cover is equipped with many copper core. The utility model relates to a high performance stretch-proofing cable through sticising the tensile that the strip slowed down the cable, prevents that the cable is tensile excessively to cause the exposing and the damage of copper core conductor, security when influencing the cable and using.
Description
Technical Field
The utility model relates to a cable field, in particular to stretch-proofing cable of high performance.
Background
The cable is hung and is established in the high aerial use when using, there is certain gravity in cable itself, the cable can relax for a long time, the phenomenon of tenesmus can appear in the part of cable, make the length of cable be in tensile state, the length of cable is greater than actual length, the cable hang the weight of the inductance of easily causing the unstability of cable, when meetting strong wind weather or sleet weather, the part of tenesmus of cable can be more serious, can lead to the outside of cable to appear the crease fracture seriously, the inside naked section of thick bamboo core conductor of cable is in the state of bending always, influence the normal electrically conductive of copper core conductor, if the outside fracture of cable seriously can make the copper core conductor expose outside, easily cause the electric shock accident.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a stretch-proofing cable of high 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: a high-performance stretch-resistant cable comprises an outer shielding sheath, wherein a galvanized steel strip is arranged inside the outer shielding sheath, and a fastening assembly is arranged between the outer shielding sheath and the galvanized steel strip;
the fastening assembly comprises a plurality of fastening pressing strips, the fastening pressing strips are fixedly distributed on the outer wall of the galvanized steel strip, the fastening pressing strips are wound outside the fastening pressing strips in an equidistant mode, and the fastening assembly is connected with the clamping groove formed in the inner wall of the outer shielding sheath in a clamped mode.
The galvanized steel strip is characterized in that a metal belt is arranged inside the galvanized steel strip, a belt is fixedly arranged inside the metal belt, a cushion layer is fixedly arranged inside the belt, an insulating sleeve is fixedly arranged inside the cushion layer, and a plurality of copper core conductors are arranged inside the insulating sleeve.
The outer wall of bed course is fixed and is equipped with the protruding board of three equidistance distribution, the fluting joint that protruding board and band inner wall were seted up.
A stretching sleeve is arranged between the galvanized steel strip and the metal strip, the inner wall of the stretching sleeve is fixedly connected with the outer wall of the metal strip, and the outer wall of the stretching sleeve is fixedly connected with the inner wall of the galvanized steel strip.
The material of band is the non-woven fabrics, the material of tensile cover is natural rubber.
The outer shielding sheath, the cushion layer and the insulating sleeve are all made of polyethylene.
The utility model discloses a technological effect and advantage:
the utility model discloses a will sticis the strip and be fixed in between outer shielding sheath and the galvanized steel strip, slow down the tensile of cable, guarantee that the cable is in straight state when the high altitude is used, reduce the local tenesmus of cable, guarantee the inside copper core conductor normal circular telegram of cable, security when guaranteeing the cable use plays buffering and guard action to the inside copper conductor of cable through tensile cover, when the cable received the extrusion, slows down copper conductor's extrusion degree through tensile cover.
Drawings
Fig. 1 is a schematic front structural view of the present invention;
fig. 2 is a schematic sectional structure of the present invention;
fig. 3 is a schematic structural diagram between the cushion layer and the backing plate of the present invention.
In the figure: 1. an outer shielding sheath; 2. tightly pressing the strips; 3. binding bands; 4. a galvanized steel strip; 5. stretching the sleeve; 6. a metal strip; 7. wrapping belts; 8. a cushion layer; 9. a convex plate; 10. an insulating sleeve; 11. a copper core conductor.
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.
The utility model provides a stretch-proofing cable of high performance as shown in fig. 1-3, including outer shielding sheath 1, the inside of outer shielding sheath 1 is equipped with galvanized steel band 4, be equipped with fastening components between outer shielding sheath 1 and the galvanized steel band 4, fastening components includes a plurality of tight layering 2, a plurality of tight layering 2 fixed distribution are in galvanized steel band 4's outer wall, the outside winding of a plurality of tight layering 2 has equidistant distribution's bandage 3, the draw-in groove joint that bandage 3 and outer shielding sheath 1 inner wall were seted up, galvanized steel band 4 has rust-proofly, corrosion resisting property, long service life, improve the fastness that tight layering 2 is fixed in between outer shielding sheath 1 and the galvanized steel band 4 through bandage 3.
The inside of galvanized steel band 4 is equipped with strap 6, the inside of strap 6 is fixed and is equipped with band 7, the inside of band 7 is fixed and is equipped with bed course 8, the inside of bed course 8 is fixed and is equipped with insulating cover 10, the inside of insulating cover 10 is equipped with many copper core conductors 11, the material of band 7 is the non-woven fabrics, it is dampproofing, ventilative, pliable and tough, light, it is combustion-resistant not, easy decomposition, nontoxic nonirritant, the fixed flange 9 that is equipped with three equidistance distribution of outer wall of bed course 8, the fluting joint that flange 9 and band 7 inner wall were seted up, utilize flange 9 to increase the steadiness of being connected between bed course 8 and the band 7, the material of bed course 8 and flange 9 is polyvinyl chloride, better mechanical properties has, excellent dielectric property.
The tensile sleeve 5 is arranged between the galvanized steel strip 4 and the metal strip 6, the inner wall of the tensile sleeve 5 is fixedly connected with the outer wall of the metal strip 6, the outer wall of the tensile sleeve 5 is fixedly connected with the inner wall of the galvanized steel strip 4, the tensile sleeve 5 is made of natural rubber, has high elasticity and slight plasticity at normal temperature, has very good mechanical strength, small hysteresis loss and low heat generation during multiple deformation, and therefore, the bending resistance and flexibility of the steel strip are also good, and the steel strip is good in electrical insulation performance because of the non-polar rubber.
The outer shielding sheath 1, the cushion layer 8 and the insulating sleeve 10 are made of polyethylene, have good chemical stability, can resist corrosion of most of acid and alkali, are insoluble in common solvents at normal temperature, have small water absorption, have excellent electrical insulation property and have excellent low-temperature resistance.
This practical theory of operation:
when the cable was erect in high altitude construction, the cable can appear the tenesmus phenomenon under the action of self gravity, and when the cable tenesmus, tight layering 2 on the cable reduced the crooked of cable, played fine stretch-proofing effect to the cable, alleviateed the tenesmus of cable, when the cable received the extrusion, tensile cover 5 can play the cushioning effect to outside extrusion force, made the extrusion force that the inside copper core conductor 11 of cable received reduce, made copper core conductor 11 can normally be switched on the power consumption.
In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, are used in the orientation or positional relationship indicated in the drawings, and are for convenience only to facilitate description of the present invention and to simplify the description, but not to indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore, are not to be construed as limiting the present invention, and further, the terms "first", "second", "third", and "fourth" are used for descriptive purposes only and are not intended to indicate or imply relative importance or to imply the number of technical features indicated, and thus, are defined as "first" or "second" or "third" or "fourth" and are not intended to indicate relative importance or to the number of technical features indicated, and thus, the, The features of "second", "third" and "fourth" may explicitly or implicitly include at least one such feature.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (6)
1. A high performance stretch-resistant cable comprising an outer shielding sheath (1), characterized in that: a galvanized steel strip (4) is arranged inside the outer shielding sheath (1), and a fastening assembly is arranged between the outer shielding sheath (1) and the galvanized steel strip (4);
fastening components includes a plurality of tight layering (2), and is a plurality of tight layering (2) fixed distribution is in the outer wall of galvanized steel band (4), and is a plurality of the outside winding of tight layering (2) has bandage (3) that the equidistance distributes, bandage (3) and the draw-in groove joint that outer shielding sheath (1) inner wall was seted up.
2. A high performance stretch resistant cable according to claim 1, wherein: the galvanized steel strip is characterized in that a metal belt (6) is arranged inside the galvanized steel strip (4), a belt (7) is fixedly arranged inside the metal belt (6), a cushion layer (8) is fixedly arranged inside the belt (7), an insulating sleeve (10) is fixedly arranged inside the cushion layer (8), and a plurality of copper core conductors (11) are arranged inside the insulating sleeve (10).
3. A high performance stretch resistant cable according to claim 2, wherein: the outer wall of bed course (8) is fixed and is equipped with three equidistance flange (9) that distribute, the fluting joint that flange (9) and band (7) inner wall were seted up.
4. A high performance stretch resistant cable according to claim 2, wherein: be equipped with tensile cover (5) between galvanized steel strip (4) and strap (6), the inner wall of tensile cover (5) and the outer wall fixed connection of strap (6), the outer wall of tensile cover (5) and the inner wall fixed connection of galvanized steel strip (4).
5. The high performance stretch resistant cable of claim 4, wherein: the bag belt (7) is made of non-woven fabric, and the stretching sleeve (5) is made of natural rubber.
6. A high performance stretch resistant cable according to claim 1, wherein: the outer shielding sheath (1), the cushion layer (8) and the insulating sleeve (10) are all made of polyethylene.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921914565.5U CN210865692U (en) | 2019-11-07 | 2019-11-07 | High-performance stretch-resistant cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921914565.5U CN210865692U (en) | 2019-11-07 | 2019-11-07 | High-performance stretch-resistant cable |
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| Publication Number | Publication Date |
|---|---|
| CN210865692U true CN210865692U (en) | 2020-06-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921914565.5U Active CN210865692U (en) | 2019-11-07 | 2019-11-07 | High-performance stretch-resistant cable |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113314260A (en) * | 2021-07-30 | 2021-08-27 | 成都大西洋线缆有限公司 | Insulated cable and preparation method thereof |
-
2019
- 2019-11-07 CN CN201921914565.5U patent/CN210865692U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113314260A (en) * | 2021-07-30 | 2021-08-27 | 成都大西洋线缆有限公司 | Insulated cable and preparation method thereof |
| CN113314260B (en) * | 2021-07-30 | 2021-10-29 | 成都大西洋线缆有限公司 | Insulated cable and preparation method thereof |
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