CN215118389U - Novel shuttle car cable for coal mine - Google Patents

Novel shuttle car cable for coal mine Download PDF

Info

Publication number
CN215118389U
CN215118389U CN202121366201.5U CN202121366201U CN215118389U CN 215118389 U CN215118389 U CN 215118389U CN 202121366201 U CN202121366201 U CN 202121366201U CN 215118389 U CN215118389 U CN 215118389U
Authority
CN
China
Prior art keywords
cable
layer
core
conductor
metal braided
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.)
Active
Application number
CN202121366201.5U
Other languages
Chinese (zh)
Inventor
张道勇
张娟
房继坤
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shandong Yanggu Haohui Cable Co ltd
Original Assignee
Shandong Yanggu Haohui Cable Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Shandong Yanggu Haohui Cable Co ltd filed Critical Shandong Yanggu Haohui Cable Co ltd
Priority to CN202121366201.5U priority Critical patent/CN215118389U/en
Application granted granted Critical
Publication of CN215118389U publication Critical patent/CN215118389U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Insulated Conductors (AREA)

Abstract

The utility model discloses a novel shuttle car cable for coal mine, which comprises an outer sheath, wherein a conductive structure is arranged inside the outer sheath; the conductive structure includes: the cable comprises a fiber braided reinforcing layer, an inner sheath, a wrapped semi-conducting layer, a cable core filling strip, three main wire core conductors, three main wire core insulating layers, three first metal braided shielding layers, two ground wire core conductors, a monitoring wire core conductor, a monitoring wire core insulating layer, a second metal braided shielding layer, six conductor reinforcing cores and a plurality of supporting parts; the utility model relates to a cable technical field through changing traditional cable core structure, improves cable conductor's special properties such as tensile, resistant bending, resistant coiling, anti-flex resistance, anti extrusion, adopts special synthetic fiber bundle as the enhancement core, combines to add the tow and carries out optimal design to conductor transposition structure, has solved betterly because disconnected core causes shuttle car cable life short problem, has improved the mechanical strength and the compliance of cable, has improved the life of cable.

Description

Novel shuttle car cable for coal mine
Technical Field
The utility model relates to the technical field of cables, specifically a novel shuttle car cable for coal mine.
Background
Coal mined by the coal mining machine is conveyed to the belt conveyor by the shuttle car and the shuttle car reciprocates periodically in the working process, the cable automatically retracts and retracts through the roller on the shuttle car to realize the reciprocating periodic motion, the cable can be seriously bent in the using process, the insulated wire core generates displacement, and the core breaking phenomenon occurs on the cable wire core. The normal production is influenced, and economic losses are caused, so that the scheme is generated by the intensive research aiming at the problems.
SUMMERY OF THE UTILITY MODEL
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a novel shuttle car cable for a coal mine comprises an outer sheath, wherein a conductive structure is arranged inside the outer sheath;
the conductive structure includes: the cable comprises a fiber braided reinforcing layer, an inner sheath, a wrapped semi-conducting layer, a cable core filling strip, three main wire core conductors, three main wire core insulating layers, three first metal braided shielding layers, two ground wire core conductors, a monitoring wire core conductor, a monitoring wire core insulating layer, a second metal braided shielding layer, six conductor reinforcing cores and a plurality of supporting parts;
the fiber braided reinforced layer is inserted into the inner side wall surface of the outer sheath, the inner sheath is inserted into the inner side wall surface of the fiber braided reinforced layer, the wrapping semi-conductive layer is inserted into the inner side wall surface of the inner sheath, the cable core filler strip is arranged at the central part of the wrapping semi-conductive layer, three main cable core conductors are arranged in the wrapping semi-conductive layer, three main cable core insulating layers are respectively sleeved on the three main cable core conductors, three first metal braided shielding layers are respectively sleeved on the three main cable core insulating layers, the three first metal braided shielding layers are all attached to the cable core filler strip, two ground cable core conductors are attached to the inner side wall surface of the wrapping semi-conductive layer, the two ground cable core conductors are attached to the three first metal braided shielding layers, the monitoring cable core conductors are arranged in the wrapping semi-conductive layer, the monitoring cable core insulating layer is sleeved on the monitoring cable core conductors, and the second metal braided shielding layer is sleeved on the monitoring cable core insulating layer, the second metal is woven the shielding layer and is laminated on the inner wall face of package semiconduction layer, and the second metal is woven the shielding layer and is laminated on two of them main core insulating layer outside wall faces of three main core insulating layer, and six conductor reinforcement cores cartridge respectively on three main core conductor, two earth core conductors and the monitoring core conductor, and a plurality of supporting part equidistance is installed on three first metal is woven the shielding layer.
Preferably, the support portion includes: three support sleeves and three pairs of arc limiting plates;
the three supporting sleeves are respectively embedded on the outer wall surfaces of the three first metal braided shielding layers, the three pairs of arc limiting plates are respectively installed on the outer wall surfaces of the three supporting sleeves, and one ends of the three pairs of arc limiting plates are respectively attached to the two ground wire core conductors and the second metal braided shielding layer.
Preferably, the thickness dimension of the three first metal braided shield layers is the same as the thickness dimension of the second metal braided shield layer.
Preferably, the six conductor cores are of the same diametrical size.
Preferably, the thickness dimension of the three support sleeves is smaller than the thickness dimension of the three first metal braided shield layers.
Preferably, the three support sleeves and the three pairs of arc-shaped limiting plates are all flexible insulating structures.
Advantageous effects
The utility model provides a novel shuttle car cable for coal mine possesses following beneficial effect: the special performances of tension resistance, bending resistance, winding resistance, bending resistance, extrusion resistance and the like of the cable conductor are improved by changing the cable core structure of the traditional cable, a special synthetic fiber bundle is used as a reinforcing core, and the conductor twisted structure is optimally designed by combining with the addition of the fiber bundle, so that the problem of short service life of the shuttle car cable caused by core breakage is well solved, the mechanical strength and flexibility of the cable are improved, and the service life of the cable is prolonged.
Drawings
Fig. 1 is the utility model relates to a novel cross section structure schematic diagram of shuttle car cable for coal mine.
Fig. 2 is the utility model relates to a novel main core conductor's for coal mine shuttle car cable longitudinal section structure sketch map.
In the figure: 1-an outer sheath; 2-weaving a fiber reinforced layer; 3-inner sheath; 4-wrapping a semi-conducting layer; 5-cable core filling strips; 6-main core conductor; 7-main core insulation layer; 8-a first metal braided shield layer; 9-ground core conductor; 10-monitoring the core conductor; 11-monitoring the core insulation layer; 12-a second metallic braided shield layer; 13-a conductor reinforcing core; 14-a support sleeve; 15-arc limiting plate.
Detailed Description
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.
Example (b): referring to fig. 1-2, a novel shuttle car cable for a coal mine comprises an outer sheath 1, wherein a conductive structure is arranged inside the outer sheath 1;
in the specific implementation, the conductive structure may preferably adopt the following structure, which includes: the cable comprises a fiber braided reinforcing layer 2, an inner sheath 3, a wrapped semi-conducting layer 4, a cable core filler strip 5, three main wire core conductors 6, three main wire core insulating layers 7, three first metal braided shielding layers 8, two ground wire core conductors 9, a monitoring wire core conductor 10, a monitoring wire core insulating layer 11, a second metal braided shielding layer 12, six conductor reinforcing cores 13 and a plurality of supporting parts; the fiber braided reinforcement layer 2 is inserted into the inner side wall surface of the outer sheath 1, the inner sheath 3 is inserted into the inner side wall surface of the fiber braided reinforcement layer 2, the wrapping semi-conductive layer 4 is inserted into the inner side wall surface of the inner sheath 3, the cable core filler 5 is arranged at the central part of the wrapping semi-conductive layer 4, three main core conductors 6 are arranged in the wrapping semi-conductive layer 4, three main core insulating layers 7 are respectively sleeved on the three main core conductors 6, three first metal braided shielding layers 8 are respectively sleeved on the three main core insulating layers 7, three first metal braided shielding layers 8 are respectively attached to the cable core filler 5, two ground core conductors 9 are attached to the inner side wall surface of the wrapping semi-conductive layer 4, two ground core conductors 9 are attached to the outer side wall surface of the three first metal braided shielding layers 8, the monitoring core conductor 10 is arranged in the wrapping semi-conductive layer 4, and the monitoring core insulating layer 11 is sleeved on the monitoring core conductor 10, the second metal braided shielding layer 12 is sleeved on the monitoring wire core insulating layer 11, the second metal braided shielding layer 12 is attached to the inner side wall surface of the wrapped semi-conducting layer 4, the second metal braided shielding layer 12 is attached to the outer side wall surface of two main wire core insulating layers 7 of the three main wire core insulating layers 7, six conductor reinforcing cores 13 are respectively inserted on the three main wire core conductors 6, the two ground wire core conductors 9 and the monitoring wire core conductor 10, and a plurality of supporting parts are equidistantly arranged on the three first metal braided shielding layers 8;
wherein, it is required to be noted that:
the cable is of a 3+3 structure and consists of three main core conductors 6, two ground core conductors 9 and a monitoring core conductor 10;
main core conductor 6, ground core conductor 9 and monitoring core conductor 10: the sixth tinned soft copper conductor is adopted to meet the requirements of GB/T3956-. The pitch-diameter ratio of the stranded wire bundle is controlled to be 12-14 times, the complex twist pitch-diameter ratio of the stranded wire is controlled to be 10-12, and in order to avoid the phenomena of tensile breaking and bending breaking of a cable conductor, the stranded wire and the complex twist twisting direction both adopt a left-hand twisting mode;
main core insulating layer 7 and monitor core insulating layer 11: the ethylene propylene diene monomer is adopted, and the electrical property and the mechanical physical property of the ethylene propylene diene monomer meet the requirements of GB 7954.8-1987 standard;
two ground conductor wires 9 and one monitoring conductor wire 10 are placed in the gaps between the three main core insulation layers 7. The cabling direction is the right direction, the cabling pitch diameter ratio is controlled to be 12-14 times, and in order to increase the contact surface of the three first metal braided shielding layers 8 and the second metal braided shielding layers 12, the semi-conducting layer 4 is wound outside the cabling cable core. A cable core filling strip 5 is additionally arranged at the center of the cable, and the cable core filling strip 5 is made of aramid fiber materials and serves as a reinforcing piece to improve the tensile resistance and the stability of the cable;
the inner sheath 3 is extruded outside the wrapped semi-conducting layer 4, and the inner sheath 3 is extruded by a low-smoke halogen-free flame-retardant rubber which is heat-resistant and corrosion-resistant and takes ethylene propylene diene monomer as a base material;
in order to improve the torsion resistance and bending resistance of the cable, aramid fiber weaving is adopted as a fiber weaving reinforcing layer 2 between an inner sheath 3 and an outer sheath 1 of the cable;
the outer sheath 1 is also extruded by a low-smoke halogen-free flame-retardant rubber which is heat-resistant and corrosion-resistant and takes ethylene propylene diene monomer as a base material.
In a specific implementation, the support portion may preferably adopt the following structure, which includes: three support sleeves 14 and three pairs of arc-shaped limit plates 15; the three supporting sleeves 14 are respectively embedded on the outer side wall surfaces of the three first metal braided shielding layers 8, the three pairs of arc limiting plates 15 are respectively installed on the outer side wall surfaces of the three supporting sleeves 14, and one ends of the three pairs of arc limiting plates 15 are respectively attached to the two ground wire core conductors 9 and the second metal braided shielding layer 12;
wherein, it is required to be noted that: the three support sleeves 14 are used for mounting three pairs of arc limiting plates 15, and the three pairs of arc limiting plates 15 are used for enabling the two ground core conductors 9 and the second metal braided shielding layer 12 to be tightly attached to the three first metal braided shielding layers 8.
Preferably, the thickness dimension of the three first metal braided shield layers 8 is the same as the thickness dimension of the second metal braided shield layer 12.
Preferably, the six conductor cores 13 have the same diameter.
Preferably, the thickness of the three support sleeves 14 is smaller than the thickness of the three first metal braided shield layers 8.
Preferably, the three support sleeves 14 and the three pairs of arc-shaped limiting plates 15 are all flexible insulating structures.
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 (6)

1. A novel shuttle car cable for a coal mine comprises an outer sheath and is characterized in that a conductive structure is arranged inside the outer sheath;
the conductive structure includes: the cable comprises a fiber braided reinforcing layer, an inner sheath, a wrapped semi-conducting layer, a cable core filling strip, three main wire core conductors, three main wire core insulating layers, three first metal braided shielding layers, two ground wire core conductors, a monitoring wire core conductor, a monitoring wire core insulating layer, a second metal braided shielding layer, six conductor reinforcing cores and a plurality of supporting parts;
the fiber braided reinforced layer is inserted into the inner side wall surface of the outer sheath, the inner sheath is inserted into the inner side wall surface of the fiber braided reinforced layer, the wrapping semi-conductive layer is inserted into the inner side wall surface of the inner sheath, the cable core filler strip is arranged at the central part of the wrapping semi-conductive layer, three main cable core conductors are arranged in the wrapping semi-conductive layer, three main cable core insulating layers are respectively sleeved on the three main cable core conductors, three first metal braided shielding layers are respectively sleeved on the three main cable core insulating layers, the three first metal braided shielding layers are all attached to the cable core filler strip, two ground cable core conductors are attached to the inner side wall surface of the wrapping semi-conductive layer, the two ground cable core conductors are attached to the three first metal braided shielding layers, the monitoring cable core conductors are arranged in the wrapping semi-conductive layer, the monitoring cable core insulating layer is sleeved on the monitoring cable core conductors, and the second metal braided shielding layer is sleeved on the monitoring cable core insulating layer, the second metal is woven the shielding layer and is laminated on the inner wall face of package semiconduction layer, and the second metal is woven the shielding layer and is laminated on two of them main core insulating layer outside wall faces of three main core insulating layer, and six conductor reinforcement cores cartridge respectively on three main core conductor, two earth core conductors and the monitoring core conductor, and a plurality of supporting part equidistance is installed on three first metal is woven the shielding layer.
2. The novel shuttle car cable for coal mines according to claim 1, wherein the support part comprises: three support sleeves and three pairs of arc limiting plates;
the three supporting sleeves are respectively embedded on the outer wall surfaces of the three first metal braided shielding layers, the three pairs of arc limiting plates are respectively installed on the outer wall surfaces of the three supporting sleeves, and one ends of the three pairs of arc limiting plates are respectively attached to the two ground wire core conductors and the second metal braided shielding layer.
3. The novel shuttle car cable for the coal mine according to claim 1, wherein the thickness dimension of the three first metal braided shielding layers is the same as the thickness dimension of the second metal braided shielding layer.
4. The novel shuttle car cable for coal mines as claimed in claim 1, wherein the six conductor reinforcing cores are of the same diameter size.
5. The novel shuttle car cable for the coal mine according to claim 2, wherein the thickness dimension of the three support sleeves is smaller than the thickness dimension of the three first metal braided shielding layers.
6. The novel shuttle car cable for the coal mine as claimed in claim 2, wherein the three support sleeves and the three pairs of arc-shaped limiting plates are all flexible insulating structures.
CN202121366201.5U 2021-06-21 2021-06-21 Novel shuttle car cable for coal mine Active CN215118389U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202121366201.5U CN215118389U (en) 2021-06-21 2021-06-21 Novel shuttle car cable for coal mine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202121366201.5U CN215118389U (en) 2021-06-21 2021-06-21 Novel shuttle car cable for coal mine

Publications (1)

Publication Number Publication Date
CN215118389U true CN215118389U (en) 2021-12-10

Family

ID=79310867

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202121366201.5U Active CN215118389U (en) 2021-06-21 2021-06-21 Novel shuttle car cable for coal mine

Country Status (1)

Country Link
CN (1) CN215118389U (en)

Similar Documents

Publication Publication Date Title
CN202258456U (en) Flexible cable used for novel tensile coal mining machine
CN201508721U (en) Coal mine anti-flaming communication cable
CN203377017U (en) Anti-interference bending-resistant rubber flexible cable for coal cutter
CN213303718U (en) Military vehicle-mounted polytetrafluoroethylene insulation shielding cable
CN108847310A (en) A kind of six strands of woven cables of novel high-strength
CN215118389U (en) Novel shuttle car cable for coal mine
CN104036870A (en) Bending-resistant soft data transmission cable
CN216719546U (en) Reinforced coal mining machine cable
CN215815291U (en) Tensile shuttle car cable for coal mine
CN215577883U (en) Optical fiber composite trailing cable
CN214796803U (en) Butyronitrile compound insulation shielding removes flexible cable
CN203250551U (en) Rubber flat cable used for reel
CN214796831U (en) Environment-friendly shielding control cable
CN215118450U (en) Photoelectric composite rubber jacketed flexible cable for coal mining machine with shielding twisted control line
CN214705475U (en) Halogen-free medium-voltage power cable for tunneling shield equipment
CN212303105U (en) Flexible aluminum alloy conductor cable
CN210722510U (en) Nitrile-butadiene compound insulating anti-pulling cable for mine
CN109935396B (en) Special flexible cable for shield machine and manufacturing method thereof
CN102789829A (en) Anti-bending flexible cable of shearer
CN216311387U (en) Rare earth aluminum alloy core shield machine cable
CN220584960U (en) Mine is with flexible antitorque commentaries on classics middling pressure trailing cable
CN201673718U (en) Special belt-shaped extra soft cable for large-scale gantry crane
CN208753011U (en) Shielding rubber jacketed flexible cable for coal mining machine
CN216487404U (en) Tensile, bending-resistant, twisting-resistant and wear-resistant composite cable
CN215417588U (en) Scraper cable

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant