CN215375883U - Tensile shielding cable for wall climbing robot - Google Patents
Tensile shielding cable for wall climbing robot Download PDFInfo
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- CN215375883U CN215375883U CN202121182814.3U CN202121182814U CN215375883U CN 215375883 U CN215375883 U CN 215375883U CN 202121182814 U CN202121182814 U CN 202121182814U CN 215375883 U CN215375883 U CN 215375883U
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Abstract
本实用新型涉及线缆技术领域，具体涉及一种爬墙机器人用抗拉屏蔽电缆，包括光纤、围设于所述光纤外圈的若干组信号线、套设于所述信号线外圈的内护套和外护套、及设置于所述内护套和外护套之间的屏蔽层，各所述信号线相互绞合；所述外护套的外层环设有若干组防护齿；当所述外护套受力向内挤压时，各所述防护齿向外押出，所述外护套的内层通过所述屏蔽层向内嵌入并与所述内护套粘合。本实用新型解决了传统的线缆由于在运行的过程中，线缆需要反复的收、放动作，当线缆放完时，线缆的重量会作用在连接器上，导致连接器接触不良或损坏，抗拉效果差等问题。
The utility model relates to the technical field of cables, in particular to a tensile shielded cable for a wall-climbing robot, which comprises an optical fiber, several groups of signal wires enclosed in the outer ring of the optical fiber, and an inner ring sleeved on the outer ring of the signal wire. a sheath, an outer sheath, and a shielding layer disposed between the inner sheath and the outer sheath, the signal wires are twisted with each other; the outer ring of the outer sheath is provided with several groups of protective teeth; When the outer sheath is pressed inward by force, each of the protective teeth is pushed out, and the inner layer of the outer sheath is embedded inward through the shielding layer and bonded with the inner sheath. The utility model solves the problem that the traditional cable needs to be retracted and released repeatedly during the running process. When the cable is fully released, the weight of the cable will act on the connector, resulting in poor contact of the connector or damage to the connector. Damage, poor tensile effect, etc.
Description
Technical Field
The utility model relates to the technical field of cables, in particular to a tensile shielding cable for a wall climbing robot.
Background
With the continuous promotion of the urbanization process of the society, the high-rise building is pulled out, so that a large amount of land resources are saved for the high-rise building, the urban construction is accelerated, and the development of the society is promoted; along with the rapid increase of the number of high-rise buildings, the problems of great difficulty in maintenance and cleaning are increasingly highlighted.
The wall-climbing robot can complete various actions on the ground, can climb on the surfaces of vertical objects such as glass, brick walls and the like without external force, and transmits high-definition images such as terrain, hostile conditions and the like within a range of 100 meters around the robot to a monitor beyond 1500 meters in real time through a wireless video system carried by the wall-climbing robot.
However, the cable used for the traditional wall climbing robot needs to be repeatedly retracted and released in the operation process, and when the cable is released, the weight of the cable acts on the connector, so that the connector is poor in contact or damaged, and the tensile effect is poor.
SUMMERY OF THE UTILITY MODEL
Based on this, it is necessary to provide a tensile shielded cable for wall climbing robot to solve the problem of the conventional art at present, and this tensile shielded cable for wall climbing robot's structural design is reasonable, and inner sheath and oversheath are mutually supported tensile effectual, play fine guard action to inside optic fibre.
A tensile shielding cable for a wall climbing robot comprises optical fibers, a plurality of groups of signal wires arranged around the outer ring of the optical fibers, an inner sheath and an outer sheath sleeved on the outer ring of the signal wires, and a shielding layer arranged between the inner sheath and the outer sheath, wherein the signal wires are mutually twisted; the outer layer of the outer sheath is annularly provided with a plurality of groups of protective teeth; when the outer sheath is stressed to extrude inwards, each protective tooth extrudes outwards, and the inner layer of the outer sheath is embedded inwards through the shielding layer and is bonded with the inner sheath; the outer layer of the inner sheath is annularly provided with a plurality of groups of fastening teeth; the outer layer of the signal wire is coated with a connecting layer, and the connecting layer is abutted to the inner layer of the inner sheath; when the inner sheath atress extrudees inwards, fastening tooth is inwards extruded, the inlayer of inner sheath with the articulamentum links together.
Further, in the above technical solution, the connection layer is made of solid glue.
Further, in the above technical solution, the optical fiber includes a core and a loose tube surrounding the outer ring of the core.
Further, in the technical scheme, the thickness of the loose tube is 4-6 mm, and the loose tube is made of a PBT plastic piece.
Further, in the above technical solution, the loose tube is filled with a fiber paste.
Further, in the above technical solution, the signal line includes a bare copper conductor and an insulating core wire sleeved on the bare copper conductor.
Further, in the above technical solution, the thickness of the insulated core wire is 5mm to 6mm, and the wire diameter of the bare copper conductor is 5mm2～7mm2。
Further, in the above technical solution, the thickness of the outer sheath is 24mm to 26 mm.
Further, in the above technical solution, the shielding layer is woven to form a plurality of mesh holes.
Further, in the above technical solution, the diameter of the optical fiber is 45 μm to 55 μm, and the number of the signal lines is five.
The utility model has the following beneficial effects:
the tensile shielded cable for the wall climbing robot has reasonable structural design, good tensile effect due to the mutual matching of the inner sheath and the outer sheath, the optical fiber is arranged in the middle of the signal wire, so that the optical fiber is not easy to be twisted, the unstable condition of the optical fiber signal is avoided, the signal wires are mutually twisted and tightly twisted, the phenomenon of loosening is not easy to occur, the shielding layer is arranged between the inner sheath and the outer sheath to play a good shielding effect, when the oversheath received external force and inwards extruded, the protection tooth was then outwards given as security out, was the protection tooth that the form set up of encircleing and has reduced the effect surface of power, and the protecting effect is good, and the inlayer of oversheath passes through the shielding layer and inwards imbeds and with the inner sheath bonding, overall structure design benefit, inner sheath, oversheath and shielding layer mutually support and are used for bearing external main effort, and is effectual to the protection of optic fibre and signal line.
Drawings
Fig. 1 is a schematic structural view of a tensile shielded cable for a wall climbing robot according to the present invention.
Description of reference numerals: the optical fiber cable comprises an optical fiber 10, a wire core 11, a loose tube 12, a fiber paste 13, a signal wire 20, a bare copper conductor 21, an insulated core wire 22, a connecting layer 23, an inner sheath 30, a fastening tooth 31, an outer sheath 40, a protective tooth 41 and a shielding layer 50.
Detailed Description
In order that the utility model may be more fully understood, reference will now be made to the following description. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.
Referring to fig. 1, a tensile shielded cable for a wall climbing robot according to an embodiment of the present invention has a reasonable structural design, and an inner sheath 30 and an outer sheath 40 have a good tensile effect when they are matched with each other, so as to protect an internal optical fiber 10.
In this embodiment, the tensile shielded cable for the wall climbing robot includes an optical fiber 10, a plurality of groups of signal wires 20 surrounding the outer ring of the optical fiber 10, an inner sheath 30 and an outer sheath 40 covering the outer ring of the signal wires 20, and a shielding layer 50 disposed between the inner sheath 30 and the outer sheath 40, wherein the signal wires 20 are twisted with each other; the outer layer of the outer sheath 40 is annularly provided with a plurality of groups of protection teeth 41; when the outer sheath 40 is pressed inwards under force, each protection tooth 41 is extruded outwards, and the inner layer of the outer sheath 40 is embedded inwards through the shielding layer 50 and is bonded with the inner sheath 30; in this embodiment, the inner sheath 30 is made of 50P modified PVC, and the outer sheath 40 is made of 60P modified PVC.
The optical fiber 10 comprises a wire core 11 and a loose tube 12 which is arranged around the outer ring of the wire core 11; the thickness of the loose tube 12 is 4 mm-6 mm, and the loose tube 12 is made of PBT plastic; the loose tube 12 is filled with a fiber paste 13.
The diameter of the optical fiber 10 is 45-55 μm, and the number of the signal wires 20 is five; in this embodiment, the optical fiber 10 is disposed in the middle of the signal line 20, so that the optical fiber 10 is not easily twisted, the unstable signal of the optical fiber 10 is avoided, and the signal lines 20 are twisted with each other, tightly twisted and not easily loosened.
The signal wire 20 comprises a bare copper conductor 21 and an insulating core wire 22 sleeved on the bare copper conductor 21, the thickness of the insulating core wire 22 is 5 mm-6 mm, and the wire diameter of the bare copper conductor 21 is 5mm2～7mm2(ii) a In this embodiment, the insulated core 22 is 45P PVC.
The outer layer of the signal wire 20 is coated with a connecting layer 23, and the connecting layer 23 is abutted with the inner layer of the inner sheath 30; the outer layer of the inner sheath 30 is annularly provided with a plurality of groups of fastening teeth 31; when the inner sheath 30 is forced to extrude inwards, double-layer co-extrusion is adopted, the fastening teeth 31 are extruded inwards, and the inner layer of the inner sheath 30 is connected with the connecting layer 23; in this embodiment, the connection layer 23 is made of solid glue, and the inner layer of the inner sheath 30 is connected with the solid glue, so that the loosening phenomenon is not easy to occur.
The thickness of the outer sheath 40 is 24 mm-26 mm.
The shielding layer 50 is formed by weaving metal, and a plurality of networking mesh holes are formed after weaving; in this embodiment, the inner layer of the outer sheath 40 is embedded inwards through the mesh holes of the shielding layer 50 and bonded with the inner sheath 30, and the overall structure design is ingenious.
The tensile shielding cable for the wall climbing robot is applied to the wall climbing robot on the construction site, the cable length is 120M, the cable needs to be repeatedly retracted and released in the operation process, when the cable is released, the weight of the cable is required to be completely acted on a cable body but not acted on a connector, otherwise poor contact or connector damage occurs, and therefore the design of the cable is that an outer sheath 40 of the cable can bear 8 times of the weight of the cable (about 1 ton), a signal wire 20 and an optical fiber 10 are not stressed, and the bending angle of 12D can be achieved.
The tensile shielding cable for the wall climbing robot has the advantages of reasonable structural design, small overall outer diameter, light weight, small occupied space, excellent tensile property, good pressure resistance and wear resistance, convenient construction, good mutual matching tensile effect of the inner sheath 30 and the outer sheath 40, good protection effect on the internal optical fiber 10, good shielding effect of the shielding layer 50 arranged between the inner sheath 30 and the outer sheath 40, when the outer sheath 40 is extruded inwards by external force, the protective teeth 41 are extruded outwards, the acting surface of the force is reduced by the protective teeth 41 arranged in a surrounding manner, the protective effect is good, the inner layer of the outer sheath 40 is embedded inwards through the shielding layer 50 and is bonded with the inner sheath 30, the whole structure design is ingenious, the inner sheath 30, the outer sheath 40 and the shielding layer 50 are matched with each other to bear the main acting force outside, and the protection effect on the optical fiber 10 and the signal wire 20 is good.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. A tensile shielding cable for a wall climbing robot is characterized by comprising optical fibers, a plurality of groups of signal wires arranged around the outer ring of the optical fibers, an inner sheath and an outer sheath sleeved on the outer ring of the signal wires, and a shielding layer arranged between the inner sheath and the outer sheath, wherein the signal wires are mutually twisted; the outer layer of the outer sheath is annularly provided with a plurality of groups of protective teeth; when the outer sheath is stressed to extrude inwards, each protective tooth extrudes outwards, and the inner layer of the outer sheath is embedded inwards through the shielding layer and is bonded with the inner sheath; the outer layer of the inner sheath is annularly provided with a plurality of groups of fastening teeth; the outer layer of the signal wire is coated with a connecting layer, and the connecting layer is abutted to the inner layer of the inner sheath; when the inner sheath atress extrudees inwards, fastening tooth is inwards extruded, the inlayer of inner sheath with the articulamentum links together.
2. The tensile shielded cable for wall-climbing robot of claim 1, wherein the connection layer is solid glue.
3. The tensile shielded cable for wall-climbing robot of claim 1, wherein the optical fiber comprises a core and a loose tube surrounding the outer ring of the core.
4. The tensile shielded cable for the wall climbing robot as claimed in claim 3, wherein the thickness of the loose tube is 4 mm-6 mm, and the loose tube is made of PBT plastic.
5. The tensile shielded cable for wall-climbing robot of claim 4, wherein the loose tube is filled with a fiber paste.
6. The tensile shielded cable for wall-climbing robot of claim 1, wherein the signal wire comprises a bare copper conductor and an insulating core wire sleeved on the bare copper conductor.
7. The tensile shielded cable for wall-climbing robot of claim 6, wherein the thickness of the insulated core wire is 5mm to 6mm, and the wire diameter of the bare copper conductor is 5mm2～7mm2。
8. The tensile shielded cable for a wall-climbing robot according to claim 1, wherein the thickness of the outer sheath is 24mm to 26 mm.
9. The tensile shielding cable for the wall climbing robot as claimed in claim 1, wherein the shielding layer is woven to form a plurality of mesh holes.
10. The tension-resistant shielded cable for a wall-climbing robot according to claim 1, wherein the diameter of the optical fiber is 45 to 55 μm, and the number of the signal lines is five.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121182814.3U CN215375883U (en) | 2021-05-28 | 2021-05-28 | Tensile shielding cable for wall climbing robot |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121182814.3U CN215375883U (en) | 2021-05-28 | 2021-05-28 | Tensile shielding cable for wall climbing robot |
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| CN215375883U true CN215375883U (en) | 2021-12-31 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113314258A (en) * | 2021-05-28 | 2021-08-27 | 东莞市永晟电线科技股份有限公司 | Tensile shielding cable for wall climbing robot |
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- 2021-05-28 CN CN202121182814.3U patent/CN215375883U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113314258A (en) * | 2021-05-28 | 2021-08-27 | 东莞市永晟电线科技股份有限公司 | Tensile shielding cable for wall climbing robot |
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Address after: No. 605 Xiecao Road, Xiegang Town, Dongguan City, Guangdong Province 523000 Patentee after: DONGGUAN YONGSHENG CABLES TECHNOLOGY CO.,LTD. Country or region after: China Address before: 523000 No.1, Lane 3, Heng street, dayuandi Road, xiniupo, Dalang Town, Dongguan City, Guangdong Province Patentee before: DONGGUAN YONGSHENG CABLES TECHNOLOGY CO.,LTD. Country or region before: China |