CN110544558B - Dragging cable - Google Patents
Dragging cable Download PDFInfo
- Publication number
- CN110544558B CN110544558B CN201910831318.7A CN201910831318A CN110544558B CN 110544558 B CN110544558 B CN 110544558B CN 201910831318 A CN201910831318 A CN 201910831318A CN 110544558 B CN110544558 B CN 110544558B
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- Prior art keywords
- cable
- dragging
- wire
- ball
- wire outlet
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/04—Flexible cables, conductors, or cords, e.g. trailing cables
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/22—Metal wires or tapes, e.g. made of steel
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/42—Insulated conductors or cables characterised by their form with arrangements for heat dissipation or conduction
- H01B7/421—Insulated conductors or cables characterised by their form with arrangements for heat dissipation or conduction for heat dissipation
Abstract
The invention discloses a dragging cable which comprises a cable outer tegument formed by splicing more than one cable tube, wherein a connecting ring is arranged between every two adjacent cable tubes, the cable outer tegument forms a wiring cavity, a cable core wire with an inner protective layer is arranged in the wiring cavity, the cable tubes are rotatably connected with the connecting ring through a rotating connecting mechanism, two wire outlet tubes are arranged on one side surface of each cable tube and are arranged at two ends of the cable tube, a dragging wire is arranged in each wire outlet tube, the dragging wire penetrates through the wire outlet tubes, part of the dragging wire is positioned outside the cable outer tegument, and part of the dragging wire is positioned in the wiring cavity of the cable outer tegument. The cable is particularly suitable for the field of frequent pulling, such as the environment which always follows the movement of equipment, so that the cable and the ground or other objects can have better use durability, can quickly realize the heat exchange between the inside and the outside, and has very good torsion resistance.
Description
Technical Field
The invention relates to a cable, in particular to a dragging cable.
Background
At present, some equipment carries a cable which is used for communication or supplying power to the equipment, the cable is always in a moving state due to the operation of the equipment, an outer wall layer of the cable is frequently in contact with the ground or other objects to be rubbed and dragged, so that the abrasion of an outer skin of the cable is easily caused for a long time, and finally a core wire inside the cable is broken, and the cable is also always subjected to torsion, so that an outer layer of the cable is damaged quickly, and the service life of the cable is often short.
Disclosure of Invention
The invention aims to solve the technical problem that a dragging cable adopts a novel structure, only one group of dragging wires are provided, and the dragging wires can be always downward and contacted with an external object by utilizing the dead weight, so that the dragging wires are contacted with the external object or the ground when being contacted with the external object or the ground, the service life of the cable is greatly prolonged, and meanwhile, the structure enables the cable to have better torsional force.
The invention is realized by the following technical scheme: the utility model provides a dragging cable, includes the cable outer tegillum of constituteing by the concatenation of more than one cable duct, all installs a connecting ring between the adjacent cable duct, and the cable outer tegillum forms a wiring chamber, and the cable conductor that has the inner protective layer sets up in the wiring intracavity, rotates through a rotation coupling mechanism between cable duct and the connecting ring to be connected, is provided with two play spool on a side of every cable duct, and the pipe of being qualified for the next round of competitions sets up in the both ends of cable duct, all installs one in two play spools and drags the wire, drag the wire and pass out the spool, its part is located the outside of cable outer tegillum, and the part is located the wiring.
As the preferred technical scheme, the rotary connecting mechanism comprises annular grooves formed in two sides of the connecting ring, a ball groove is formed in the upper surface and the lower surface of each annular groove, two sides of the cable tube are respectively installed in the annular grooves of the connecting rings on the two sides, more than one ball is embedded into the inner side surface and the outer side surface of the extending end of the two sides of the cable tube, and the protruding ends of the balls are buckled in the ball grooves.
According to the preferable technical scheme, one end of each ball is buckled into a ball sleeve in a rolling mode, a ball cavity is formed in each ball sleeve, the balls are arranged in the ball cavities in a rolling mode, the ball sleeves are metal sleeves and are all embedded into the outer side face and the inner side face of the cable tube.
As a preferred technical scheme, the bottom surfaces of the annular grooves are provided with water blocking baffle rings.
According to a preferable technical scheme, the connecting rings are all metal rings, the dragging wires are all metal wires, the wire outlet pipes are all made of plastic materials, and the dragging wires penetrate through wire outlet holes in the middles of the wire outlet pipes.
Preferably, the drawing wire and the outlet pipe form a counterweight part on the cable pipe, and in a natural state, the drawing wire and the outlet pipe are always positioned at the bottom of the cable under the action of gravity.
As a preferable technical scheme, irregular anti-skid textures are arranged on the outer wall surface of the drawing wire.
As a preferred technical scheme, silent cotton is filled in the wire outlet hole, the dragging wire penetrates through the silent cotton, and the whole dragging wire is in a closed O-shaped structure.
The invention has the beneficial effects that: the invention adopts a simple structure, each cable pipe only adopts one dragging wire, namely the dragging wire can be always downward by utilizing gravity, so that the dragging wire can be contacted and rubbed with the ground or other objects, and the dragging wire can do circular rotation action by utilizing dragging force, so that the internal heat can be alternated, thereby increasing the heat dissipation capability and avoiding the condition of cable skin damage caused by direct dragging.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
FIG. 4 is a partial schematic view of the present invention.
Detailed Description
As shown in fig. 1 and fig. 2, a dragging cable comprises a cable outer layer formed by splicing more than one cable tubes 1, a connecting ring 2 is installed between every two adjacent cable tubes 1, a wiring cavity 6 is formed in the cable outer layer, cable cores 3 with inner protective layers are arranged in the wiring cavity 6, the cable tubes 1 and the connecting ring 2 are rotatably connected through a rotating connecting mechanism 5, two outlet tubes 41 are arranged on one side surface of each cable tube 1, the outlet tubes 41 are arranged at two ends of each cable tube 1, a dragging wire 4 is installed in each of the two outlet tubes 41, the dragging wire 4 passes through the outlet tube 41, part of the dragging wire is positioned outside the cable outer layer, and part of the dragging wire is positioned in the wiring cavity 6 of the cable outer layer.
As shown in fig. 3, the rotary connection mechanisms 5 each include annular grooves formed in both sides of the connection ring, a ball groove is formed in each of the upper and lower surfaces of each annular groove, both sides of the cable tube 1 are respectively installed in the annular grooves of the connection rings on both sides, more than one ball 51 is embedded into each of the inner side surface and the outer side surface of each of the two sides of the cable tube, and the protruding ends of the balls 51 are respectively buckled into the ball grooves.
Wherein, the one end of ball 51 all rolls to be detained in a ball cover (not shown), all be provided with a ball chamber in the ball cover, ball 51 rolls and packs into in the ball intracavity, the ball cover is the metal covering, it all imbeds and sets up on the lateral surface and the medial surface of cable duct 1, because ball 51's one end is detained in the ball groove, thereby realize the connection location of cable duct and go-between, when the cable duct uses, it is littleer with the structural resistance who utilizes the ball between the connecting pipe, consequently, can make the dragging silk on the whole cable duct be located the bottom of cable duct all the time under the effect of gravity, can realize like this and utilize the contact of dragging silk and external object, and can not directly contact with the cable duct, increase protective capacities.
In this embodiment, the bottom surfaces of the annular grooves are provided with the water blocking rings 52, and by adding the water blocking rings 52, external water sources can be greatly reduced from entering the cable, and the gap between the cable tube and the annular groove of the connecting ring should be as small as possible, so as to increase the sealing performance.
In this embodiment, the connecting rings 2 are metal rings, the dragging wires 4 are metal wires, the wire outlet pipe 41 is made of plastic materials, the dragging wires 4 penetrate through a wire outlet hole in the middle of the wire outlet pipe, and the dragging wires 4 can enable the inner structure and the outer structure of the dragging wires to be alternated when being dragged by friction, so that the dragging wires absorbing heat inside can be moved to the outside for heat dissipation, and meanwhile, the cold surface enters the inside for heat absorption, and the heat dissipation performance is improved.
The dragging wire 4 and the wire outlet pipe 41 form a counterweight part on the cable pipe, and in a natural state, the dragging wire 4 and the wire outlet pipe 41 are always positioned at the bottom of the cable under the action of gravity, so that the structure can realize the purpose of being downward all the time by utilizing one dragging wire, the cost is saved, the structure is simplified, and meanwhile, the connecting ring and the cable pipe have good twisting capacity, and the flexibility is improved.
In this embodiment, the outer wall surface of the tow wire 4 is provided with irregular anti-slip texture. Through anti-skidding texture for when dragging, it has frictional force more to contact with external object, and then makes the dragging silk realize inside and outside alternation, realizes thermal exchange.
As shown in fig. 4, the outlet hole is filled with a silent cotton (not shown), the drawing wire is arranged to pass through the silent cotton, and the whole drawing wire is in a closed O-shaped structure.
The invention has the beneficial effects that: the invention adopts a simple structure, each cable pipe only adopts one dragging wire, namely the dragging wire can be always downward by utilizing gravity, so that the dragging wire can be contacted and rubbed with the ground or other objects, and the dragging wire can do circular rotation action by utilizing dragging force, so that the internal heat can be alternated, thereby increasing the heat dissipation capability and avoiding the condition of cable skin damage caused by direct dragging.
The above description is only an embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope defined by the claims.
Claims (5)
1. A trailing cable characterized by: the cable comprises a cable outer tegument formed by splicing more than one cable tube, wherein a connecting ring is arranged between every two adjacent cable tubes, the cable outer tegument forms a wiring cavity, a cable core wire with an inner protective layer is arranged in the wiring cavity, the cable tubes are rotationally connected with the connecting rings through a rotating connecting mechanism, one side surface of each cable tube is provided with two wire outlet tubes, the wire outlet tubes are arranged at two ends of each cable tube, two dragging wires are arranged in the two wire outlet tubes, the dragging wires penetrate through the wire outlet tubes, part of the dragging wires are positioned outside the cable outer tegument, and part of the dragging wires are positioned in the wiring cavity of the cable outer tegument;
the connecting rings are all metal rings, the dragging wires are all metal wires, the wire outlet pipes are all made of plastic materials, and the dragging wires penetrate through wire outlet holes in the middles of the wire outlet pipes;
the dragging wire and the wire outlet pipe form a counterweight part on the cable pipe, and the dragging wire and the wire outlet pipe are always positioned at the bottom of the cable under the action of gravity in a natural state;
silent cotton is filled in the wire outlet hole, the dragging wire penetrates through the silent cotton, and the whole dragging wire is of a closed O-shaped structure.
2. A trailing cable according to claim 1 wherein: the rotary connecting mechanism comprises annular grooves formed in two sides of the connecting ring, a ball groove is formed in the upper surface and the lower surface of each annular groove, two sides of the cable tube are respectively installed in the annular grooves of the connecting ring on two sides, more than one ball is arranged on the inner side surface and the outer side surface of the stretching end of the two sides of the cable tube in an embedded mode, and the protruding ends of the balls are all buckled in the ball grooves.
3. A trailing cable according to claim 2, wherein: one end of each ball is buckled into a ball sleeve in a rolling mode, each ball cavity is formed in each ball sleeve, the balls are arranged in the ball cavities in a rolling mode, the ball sleeves are metal sleeves and are all embedded into the outer side face and the inner side face of the cable tube.
4. A trailing cable according to claim 2, wherein: and the bottom surfaces of the annular grooves are provided with water blocking baffle rings.
5. A trailing cable according to claim 1 wherein: irregular anti-skid textures are arranged on the outer wall surface of the dragging wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910831318.7A CN110544558B (en) | 2019-09-04 | 2019-09-04 | Dragging cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910831318.7A CN110544558B (en) | 2019-09-04 | 2019-09-04 | Dragging cable |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110544558A CN110544558A (en) | 2019-12-06 |
| CN110544558B true CN110544558B (en) | 2021-03-19 |
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ID=68712496
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910831318.7A Active CN110544558B (en) | 2019-09-04 | 2019-09-04 | Dragging cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110544558B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111477394B (en) * | 2020-04-24 | 2021-12-21 | 陕西永光电力电缆制造有限公司 | Composite cable |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT995803B (en) * | 1973-10-12 | 1975-11-20 | Pirelli | IMPROVED PIPE ELECTRIC CABLE |
| CN202711772U (en) * | 2012-06-04 | 2013-01-30 | 安徽华联电缆集团有限公司 | Control cable for aviation |
| CN207217162U (en) * | 2017-08-05 | 2018-04-10 | 深圳市奔达康电缆股份有限公司 | A kind of corrosion resistant round cable |
| CN207624438U (en) * | 2017-11-27 | 2018-07-17 | 江西东南交联电力电缆有限公司 | A kind of Insulating A High-Voltage power cable |
| CN110047620B (en) * | 2019-05-22 | 2020-08-14 | 亚星线缆集团有限公司 | Composite fireproof cable |
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2019
- 2019-09-04 CN CN201910831318.7A patent/CN110544558B/en active Active
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| Publication number | Publication date |
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| CN110544558A (en) | 2019-12-06 |
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| PB01 | Publication | ||
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Effective date of registration: 20210305 Address after: 515300 north side of Gu bingbiao Avenue, Humei village, Daba Town, Puning City, Jieyang City, Guangdong Province Applicant after: Guanna Cable Co.,Ltd. Address before: 322104 No. 6-337, Tong Keng Village, six stone street, Dongyang City, Jinhua, Zhejiang Applicant before: Yu Yuanfang |
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| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 515000 side of Hezhong Road, nanshanwan Industrial Park, Binhai street, Haojiang District, Shantou City, Guangdong Province (west side of Zhaofeng Pioneer Park) Patentee after: Guanna Cable Co.,Ltd. Address before: 515300 north side of Gu bingbiao Avenue, Humei village, Daba Town, Puning City, Jieyang City, Guangdong Province Patentee before: Guanna Cable Co.,Ltd. |