CN207182947U - Mining resist bending drag cable - Google Patents
Mining resist bending drag cable Download PDFInfo
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- CN207182947U CN207182947U CN201721166176.XU CN201721166176U CN207182947U CN 207182947 U CN207182947 U CN 207182947U CN 201721166176 U CN201721166176 U CN 201721166176U CN 207182947 U CN207182947 U CN 207182947U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
Abstract
The utility model discloses a kind of mining resist bending drag cable, including composite reinforced oversheath, the internal layer of composite reinforced oversheath is provided with compound type non-woven fabric；Power wire core includes three, every each free power wire core conductor, compound type non-woven fabric, insulating barrier, semi-conductive layer and metallic fiber mixed weaving screen layer combine, power wire core conductor is externally provided with one layer of compound type non-woven fabric layer, insulating barrier is extruded in outside compound type non-woven fabric, and semi-conductive layer and metallic fiber mixed weaving layer are set in turn in outside insulating barrier；Control conductor includes three control conductor conductors and rubber standoff, every control conductor conductor is externally provided with a layer insulating, three control conductor conductors are uniformly positioned in rubber standoff successively, rubber sheath material is extruded outside the overlapping wrapped individual layer compound type non-woven fabric of the outer layer of rubber standoff, compound type non-woven fabric；The center gap position of power wire core and control conductor arrangement form is provided with wire core.
Description
Technical field
It the utility model is related to a kind of mining resist bending drag cable.
Background technology
It is well known that mine cable is widely used in coal mining industry, the quality and coal industry of its market prospects
Development prospect it is closely related.
Coal in China rich reserves, production reserves occupy first place in the world, as country constantly puts into effect to coal production safety policy,
Coal mine cable product manufacturing engineering project is as a kind of mining large scale computer of safety guarantee equipment in coal mining industry from now on
Electric equipment, it will be widely used in coal mining industry, before matched all kinds of mine cables will have broader market
Scape, good economic benefit can be obtained.
Mine India-rubber Cable is not only industrial enterprise and a part essential among building constructions, even more drives China
One of main matter of social high speed development.Its huge number, application field are not only related to power industry, further relate to and build
Build, communicate, manufacturing etc. industry.In recent years, Mine India-rubber Cable industry in China's is in high speed development state.Although mining rubber set
Cable industry is a supporting industry, but China is only second to the second largest industry of automobile industry, in occupation of China electrician
The output value of industry 25%, its product market share is more than 90%.Associated specialist is pointed out：In recent years, the mining rubber set of same type
Cable producer is on the increase.Statistics shows that current domestic Mine India-rubber Cable manufacturing enterprise is looked forward to more than 7000
Competition between industry has reached fieriness, and many enterprises then just juggle things greatly to obtain more interests in bid link.
Survey data is shown：Had more than in Mine India-rubber Cable industry 40% enterprise met with less than cost price acceptance of the bid, colleague malice
The experience of the bad competition such as bid shoppint.With the continuous maturation of global Mine India-rubber Cable market development, Mine India-rubber Cable
Development of manufacturing tends to be slow, and increasing degree is smaller, and demand glides, and cable enterprise production capacity relative surplus, price drops, enterprise
Between dog-eat-dog, along with raw material such as jump up at the factor, cause numerous Mine India-rubber Cable enterprise developments to be had difficulty in taking a step,
Some middle-size and small-size Mine India-rubber Cable enterprises or non-professionality Mine India-rubber Cable factory withdraw from the market one after another.
Generation of electricity by new energy industry in China's will obtain " ample scope for abilities ", and numerous generation of electricity by new energy industry and enterprises have welcome development
Spring.Wherein, Mine India-rubber Cable is even more to have obtained quick development, will be that Mine India-rubber Cable industry injection in China's is new
Vigor.
With the continuous improvement of the colliery comprehensive mechanical coal mining level of production, performing comprehensive coal mining equipment is to high-power ability side
To development, the supply load of coal-face is substantially increased, and the colliery of standard is poor with soft cable of coal mining machine bending property, is resisted wear-resisting
Poor performance, control conductor intensity difference, being normally carried out for control conductor braking effect production is easily caused in use.
The problem of current is control conductor easy fracture in the supporting rubber covered flexible electric cable for coal mining of coal-winning machine, and service life is short,
It is the key factor for restricting coal-winning machine production efficiency, the control conductor in electric cable for coal mining machine primarily serves the effect of signal monitoring,
Because frequently being bent in cable running, the effect of a variety of mechanical stresses such as stretching, the disconnected of control conductor is easily caused
Split, control conductor will lose monitoring protective effect once being broken, and cause equipment to shut down, and have a strong impact on making for user
With causing very big loss to user.Therefore, control wire of cable of coal mining machine core easy fracture, the problem of service life is short are always tired
The problem of coal industry and cable enterprise is disturbed, although coal industry standard has done special rule to the material that control conductor uses
It is fixed, but do not tackle the problem at its root, for the quality problems of the control conductor in rubber covered flexible electric cable for coal mining, Wo Menduo
It is secondary to visit user, and lower use environment and application method to mine site observation rubber covered flexible electric cable for coal mining, find using
During the local bending radius of rubber covered flexible electric cable for coal mining be far smaller than the bending radius of cable specified in standard, cable length
Phase frequently by the compound action of the two or more stress such as overbending, stretching, along with control conductor conductor is far smaller than
The cross-sectional area of conductor of cable master core, cause the easily broken core of control conductor.
Utility model content
For it is set forth above the problem of, according to multiple on-the-spot investigation and sampling analysis, the utility model is keeping mining
In the case that machine rubber sleeve flexible cable original structure is basically unchanged, increase flexibility, the intensity of the control conductor in electric cable for coal mining machine
With Relative sliding, the quality of electric cable for coal mining machine can be improved to a certain extent, extend its service life.
The utility model first purpose provides mining resist bending drag cable, has intensity high, high abrasion is flexible, resistance to
Outstanding advantages of dragging.
To achieve the above object, the utility model adopts the following technical scheme that：
A kind of mining resist bending drag cable, including composite reinforced oversheath, in described composite reinforced oversheath
Internal layer be provided with for wrapping up control conductor, power wire core and the compound type non-woven fabric of wire core；
Described power wire core includes three, every each free power wire core conductor, compound type non-woven fabric, insulating barrier,
Semi-conductive layer and metallic fiber mixed weaving screen layer combine, and described power wire core conductor is externally provided with one layer of compound nothing
Layer of cloth is spun, described insulating barrier is extruded in outside compound type non-woven fabric, and semi-conductive layer and metallic fiber mixed weaving layer are set gradually
In outside insulating barrier；
Described control conductor is one group, and every group of control conductor includes three control conductors and a rubber standoff, every
Control conductor conductor is externally provided with a layer insulating, and three control conductors with insulating barrier are uniformly positioned over rubber standoff successively
On, extrude rubber sheath material outside the overlapping wrapped individual layer compound type non-woven fabric of the outer layer of rubber standoff, compound type non-woven fabric；Extrusion
When suitably reduce extrusion pressure, make control conductor can be slidably in groove；
The square arrangement in cross section of described three power wire cores and control conductor, its outer peripheral face distinguish two two-phases
Cut；And the center gap position of three power wire cores and control conductor arrangement form is provided with wire core.
Further, above-mentioned mining resist bending drag cable, described power wire core conductor is by three stocks not into 120 °
Fan-shaped strand is twisted, and high temperature resistant glide band is surrounded with outside every strand.Compound type non-woven fabric band is surrounded with outside conductor.
Further, above-mentioned mining resist bending drag cable, described weaving metallic fibers layer is using tinned copper wire and height
Strength aramid yarn mixed weaving forms.
Further, above-mentioned mining resist bending drag cable, described rubber standoff are gear type rubber standoff, and it is in
The aramid fiber yarn and rubber of the heart, which extrude, to be formed, and at gear type rubber standoff outer ring interval, it is recessed to be respectively kept with matrix for three equal positions
Groove, three control conductors with insulating barrier are respectively placed in groove.
Further, above-mentioned mining resist bending drag cable, control conductor are extruded in control line by control conductor insulating barrier
Formed on core conductor.
Further, above-mentioned mining resist bending drag cable, described control conductor conductor is by center strengthening core and is twisted
Tinned copper conductor in strengthening core periphery forms；Described center strengthening core uses aramid yarn.
Further, above-mentioned mining resist bending drag cable, described fluted body rubber standoff place weight after control conductor
Lap wound bag individual layer compound type non-woven fabric, and rubber sheath material is extruded with appropriate extrusion pressure, make control conductor energy in groove
Slidably.
Further, above-mentioned mining resist bending drag cable, composite reinforced oversheath are interior successively from internal layer to outer layer
Sheath, fibrage enhancement layer and oversheath.
The utility model second purpose provides a kind of production method of above-mentioned mining resist bending drag cable.
To achieve the above object, the utility model adopts the following technical scheme that：
It is of the present utility model to also proposed a kind of production method of mining resist bending drag cable, comprise the following steps：
A. power wire core conductor is made：Every power wire core conductor it is twisted by fan-shaped strand of three stocks not into 120 ° and
Into, high temperature resistant glide band is surrounded with outside every strand, to increase the slip between strand, wrapped compound type non-woven fabric outside conductor
Band；
B. the insulating barrier of power wire core is made, power wire core insulating barrier is extruded by high intensity EP rubbers and formed；
C. power wire core screen layer is made, power wire core screen layer is by semiconductive nylon tape is wrapped and tinned copper wire and aramid fiber
Silk mixed weaving composition；
D. control conductor conductor is made：Control conductor conductor uses the 6th soft tinned copper conductor of class, and uses the structure that tangles again,
Twisting center again increases one aramid fiber thread reinforcement core；
E. control conductor insulating barrier is formed：Control conductor is formed exhausted using high intensity ethylene propylene rubber insulation material extrusion cladding
Edge, and carry out continuous vulcanization after extruding；
F. matrix rubber standoff is formed：Center using aramid fiber yarn as strengthening carrying center, using special dies by rubber
Material is extruded in outside aramid fiber yarn, forms the groove that can place control conductor respectively in three positions that uniform intervals are 120 °.
G. control conductor group is formed：Three control conductors are positioned in the groove of rubber standoff, and wrapped compound nonwoven
Cloth, high intensity clad extruded with appropriate pressure after wrapped；Clad is through continuous vulcanization；
H. stranding：Power wire core, wire core and control conductor group form cable core, and wire core is placed in cable core center, power line
Core and control conductor group are tangent two-by-two respectively with the square arrangement in cross section, its outer peripheral face；
I. composite reinforced oversheath is formed：Strengthened between inner sheath and oversheath using the braiding of high intensity aramid fiber yarn, it is interior
Sheath and oversheath use elastomeric material of the same race.
The beneficial effects of the utility model：
1. every power wire core conductor is not twisted by three stocks into 120 ° of fan-shaped strand, it is surrounded with outside every strand
Power wire core conductor is divided into 120 ° of equal fan-shaped strands, per share outer wrapped high temperature resistant by high temperature resistant glide band, such a structure
Glide band, friction when reducing cable bend between conductor, the resist bending of conductor slidably, can be improved between strand
Property.
2. wrapped compound type non-woven fabric outside power wire core conductor, compound type non-woven fabric are compound with light non-woven fabrics by polyester belt
Form, can be layered compound type non-woven fabric after extruded insulation, polyester belt is still wound on conductor, and light non-woven fabrics are sticked in insulation
Layer, be layered insulating barrier and conductor with this, allow conductor in insulation slidably.Improve the resist bending of insulated wire cores
Property.
3. using aramid fiber yarn and tinned copper wire mixed weaving structure, not only ensure the corrosion resistance and electrically of braid shielded
Can, while improve the tensile strength of braiding layer.
4. control conductor conductor center increases aramid fiber thread reinforcement core, stress during conductor bends is set to concentrate on the aramid fiber at center
On silk, the stress of peripheral conductors greatly reduces, and improves the tensile strength of control conductor conductor.
5. control conductor is positioned in the concave groove of rubber standoff, wrapped compound type non-woven fabric outside rubber standoff, and with suitable
When pressure extrudes high-strength rubber layer, continuous vulcanization is carried out when extruding is layered compound type non-woven fabric, non-woven fabrics is sticked at rubber
Layer inner side, polyester belt are placed in support periphery, and rubber layer can be slided sufficiently with rubber standoff during bending.Less extrusion simultaneously
Pressure can ensure that control conductor slidably, and due to there is the presence of clad, can make control conductor exist in groove
Any extruding and friction are can't accept in groove, substantially increases the resistance to bend(ing) and crush resistance of control conductor.Rubber branch
Frame center is high intensity aramid fiber yarn, can concentrate on the aramid fiber yarn at center stress during cable bend, reduce peripheral control
The pulling force of core, improve the tension of control conductor group and anti-dragging ability.
6. cable cover(ing) uses double-deck reinforced structure, strengthened between interior oversheath using the braiding of high intensity aramid fiber yarn, it is interior
Oversheath uses elastomeric material of the same race, interior oversheath is brought into close contact, and aramid fiber yarn is played and strengthens tensile strength
Effect.
Brief description of the drawings
The Figure of description for forming the part of the application is used for providing further understanding of the present application, and the application's shows
Meaning property embodiment and its illustrate be used for explain the application, do not form the improper restriction to the application.
Fig. 1 is the structural representation that the utility model selectes embodiment.
Wherein：1- rubber standoffs, 2- rubber standoff strengthening cores, 3- control conductor conductors, the insulation of 4- control conductors, 5- are compound
Type non-woven fabrics, 6- rubber standoff clads, 7- oversheaths, 8- inner sheaths, 9- compound type non-woven fabrics, 10- semi-conductive layers, 11-
Cable core conductor, 12- semi-conductive tapes, 13- weaving metallic fibers layers, 14- semi-conductive tapes, 15- compound type non-woven fabrics, 16- power lines
Core conductor, 17- high temperature resistant glide bands, 18- power wire core insulating barriers, 19- fibrage enhancement layers.
Embodiment
It is noted that described further below is all exemplary, it is intended to provides further instruction to the application.It is unless another
Indicate, all technologies used herein and scientific terminology are with usual with the application person of an ordinary skill in the technical field
The identical meanings of understanding.
It should be noted that term used herein above is merely to describe embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singulative
It is also intended to include plural form, additionally, it should be understood that, when in this manual using term "comprising" and/or " bag
Include " when, it indicates existing characteristics, step, operation, device, component and/or combinations thereof.
Just as described in the background section, because frequently being bent in cable running, a variety of machineries such as stretching
The effect of stress, the fracture of control conductor is easily caused, control conductor will lose monitoring protective effect, and cause to set once being broken
It is standby to shut down, the use of user has been had a strong impact on, very big loss is caused to user, therefore, the utility model is directed to coal-winning machine
The quality problems of control conductor in rubber sleeve flexible cable, ring is used to mine site observation rubber covered flexible electric cable for coal mining by lower
Border and application method, it is found that the bending radius of rubber covered flexible electric cable for coal mining part in use is far smaller than in standard and provide
Cable bending radius, cable long term frequent by the two or more stress such as overbending, stretching compound action, then add
Upper control line core conductor is far smaller than the cross-sectional area of conductor of cable master core, causes the easily broken core of control conductor；According to it is multiple on the spot
Investigate and sampling analysis, applicant are thought in the case where keeping rubber covered flexible electric cable for coal mining original structure to be basically unchanged, increase
Flexibility, intensity and the Relative sliding of control conductor in electric cable for coal mining machine, it is electromechanical that coal mining can be improved to a certain extent
The quality of cable, extend its service life.
In a kind of typical embodiment of the application, as shown in Figure 1, there is provided a kind of mining resist bending drag cable,
Including power wire core, wire core and control conductor；
Power wire core is exhausted by sector conductor strand 16, high temperature resistant glide band 17, plyability non-woven fabrics 15, ethylene propylene diene rubber
Edge 18, semi-conductive layer 14, metallic fiber mixed weaving layer 13 form,
Every power wire core conductor is not twisted by three stocks into 120 ° of fan-shaped strand 16, is surrounded with outside every strand
High temperature resistant glide band 17, to increase the slip between strand, wrapped compound type non-woven fabric band 15 outside power wire core conductor, ternary second
Third rubber-covered 18 is extruded in outside compound type non-woven fabric, and semi-conductive layer 14 and metallic fiber mixed weaving layer 13 are set in turn in absolutely
Power wire core is formed outside edge.
Control conductor is made up of control conductor conductor 3, control conductor insulating barrier 4.
Rubber standoff by center strengthening core 2, extrude rubber mass 1, compound type non-woven fabric 5, rubber adhesive 6 and form.
Wire core is extruded layer 10 and formed by ground wire core conductor 11, semi-conductive tape 12, semiconductive.
Power wire core, wire core and control conductor group twisted synthesizing cable, wire core are placed in cable core center, set gradually outside cable core
Compound type non-woven fabric 9, inner sheath 8, fibrage enhancement layer 19, oversheath 7.
In the present embodiment, rubber standoff 1 is that rubber standoff strengthening core 2 and rubber standoff clad 6 form.
In the present embodiment, control conductor conductor 3 is combined by aramid fiber thread reinforcement core and tinned copper conductor, three control lines
Core is uniformly positioned in the gear type rubber standoff extruded by aramid fiber yarn and rubber successively；Gear type rubber standoff, its by
The aramid fiber yarn and rubber at center, which extrude, to be formed, and at gear type rubber standoff outer ring interval, three equal positions are respectively kept with matrix
Groove, three control conductors with insulating barrier are respectively placed in groove.It is overlapping in rubber standoff after placement control conductor
Wrapped individual layer compound type non-woven fabric, extrudes rubber sheath material outside compound type non-woven fabric, suitably reduces extrusion pressure during extrusion, makes control
Core processed can be slidably in groove.
Control conductor is positioned in the concave groove of rubber standoff, wrapped compound type non-woven fabric outside rubber standoff, and with appropriate
Pressure extrudes high-strength rubber layer, and continuous vulcanization is carried out when extruding is layered compound type non-woven fabric, non-woven fabrics is sticked at rubber layer
Inner side, polyester belt are placed in support periphery, and rubber layer can be slided sufficiently with rubber standoff during bending.Less extrusion pressure simultaneously
Power can ensure that control conductor slidably, and due to there is the presence of clad, can make control conductor recessed in groove
Any extruding and friction are can't accept in groove, substantially increases the resistance to bend(ing) and crush resistance of control conductor.Rubber standoff
Center is high intensity aramid fiber yarn, can concentrate on the aramid fiber yarn at center stress during cable bend, reduce peripheral control line
The pulling force of core, improve the tension of control conductor group and anti-dragging ability.
In the present embodiment, weaving metallic fibers screen layer 13 is formed using tinned copper wire with high intensity aramid yarn shuffling.
In the present embodiment, fibrage enhancement layer 19 is formed by aramid fiber yarn braiding.
In the present embodiment, compound reinforced sheath is by the inner sheath 8, fibrage enhancement layer 19 and oversheath that set gradually
7 compositions.Cable cover(ing) uses double-deck reinforced structure, is strengthened between interior oversheath using the braiding of high intensity aramid fiber yarn, inside and outside shield
Set uses elastomeric material of the same race, interior oversheath is brought into close contact, and enables aramid fiber yarn to play a part of strengthening tensile strength.
In the present embodiment, wire core is extruded layer 10 and formed by ground wire core conductor 11, semi-conductive tape 12, semiconductive.
In the present embodiment, control conductor insulating barrier 4 and power wire core insulating barrier 18 are ethylene propylene diene rubber Insulation Material.
In addition, the utility model additionally provides a kind of production method of mining resist bending drag cable, comprise the following steps：
A. power wire core conductor is made：Every power wire core conductor it is twisted by fan-shaped strand of three stocks not into 120 ° and
Into, high temperature resistant glide band is surrounded with outside every strand, to increase the slip between strand, wrapped compound type non-woven fabric outside conductor
Band.
B. power wire core insulating barrier is made, power wire core insulating barrier is extruded by high intensity EP rubbers and formed.
C. power wire core screen layer is made, power wire core screen layer is by semiconductive nylon tape is wrapped and tinned copper wire and aramid fiber
Silk mixed weaving composition.
D. control conductor conductor strand：Control conductor conductor uses the 6th soft tinned copper conductor of class, and uses the structure that tangles again,
Twisting center again increases one aramid fiber thread reinforcement core.
E. control conductor insulating barrier is formed：Control conductor is formed exhausted using high intensity ethylene propylene rubber insulation material extrusion cladding
Edge, and carry out continuous vulcanization after extruding.
F. matrix rubber standoff is formed：Center using aramid fiber yarn as strengthening carrying center, using special dies by rubber
Material is extruded in outside aramid fiber yarn, forms the groove that can place control conductor respectively in three positions that uniform intervals are 120 °.
G. control conductor group is formed：Three control conductors are positioned in the groove of rubber standoff, and wrapped compound nonwoven
Cloth, high intensity clad extruded with appropriate pressure after wrapped.Clad is through continuous vulcanization.
H. stranding：Power wire core, wire core and control conductor group form cable core, and wire core is placed in cable core center, power line
Core and control conductor group are tangent two-by-two respectively with the square arrangement in cross section, its outer peripheral face.
I. composite reinforced oversheath is formed：Strengthened between inner sheath and oversheath using the braiding of high intensity aramid fiber yarn, it is interior
Sheath and oversheath use elastomeric material of the same race.
Finally it should be noted that：Above embodiment is only illustrating the technical solution of the utility model rather than limit
System, although the utility model is described in detail with reference to preferred embodiment, it will be understood by those within the art that,
The technical solution of the utility model can be modified or equivalent substitution, without departing from the essence of technical solutions of the utility model
God and scope, it all should cover among right of the present utility model.
Claims (7)
1. a kind of mining resist bending drag cable, it is characterised in that including composite reinforced oversheath, in described compound reinforcement
The internal layer of type oversheath is provided with for wrapping up control conductor, power wire core and the compound type non-woven fabric of wire core；
Described power wire core includes three, every each free power wire core conductor, compound type non-woven fabric, insulating barrier, partly leads
Electric layer and metallic fiber mixed weaving screen layer combine, and described power wire core conductor is externally provided with one layer of compound type non-woven fabric
Layer, described insulating barrier are extruded in outside compound type non-woven fabric, and semi-conductive layer and metallic fiber mixed weaving layer are set in turn in absolutely
Outside edge layer；
Described control conductor is one group, and every group of control conductor includes three control conductors and a rubber standoff, every control
Cable core conductor is externally provided with a layer insulating, and three control conductors with insulating barrier are uniformly positioned in rubber standoff successively,
The overlapping wrapped individual layer compound type non-woven fabric of outer layer of rubber standoff, extrudes rubber sheath material outside compound type non-woven fabric, fits during extrusion
When reducing extrusion pressure, make control conductor can be slidably in groove；
The square arrangement in cross section of described three power wire cores and control conductor, its outer peripheral face are tangent two-by-two respectively；And
The center gap position of three power wire cores and control conductor arrangement form is provided with wire core.
A kind of 2. mining resist bending drag cable as claimed in claim 1, it is characterised in that described power wire core conductor by
Three stocks are not twisted into 120 ° of fan-shaped strand, and high temperature resistant glide band is surrounded with outside every strand；Outside power wire core conductor
Wrapped compound type non-woven fabric band.
3. a kind of mining resist bending drag cable as claimed in claim 1, it is characterised in that described metallic fiber mixing is compiled
Tissue layer is formed using tinned copper wire with aramid yarn mixed weaving.
4. a kind of mining resist bending drag cable as claimed in claim 1, it is characterised in that described rubber standoff is gear
Type rubber standoff, it is extruded by the aramid fiber yarn and rubber at center and formed, in equal three in gear type rubber standoff outer ring interval
Position is respectively kept with matrix groove, and three control conductors with insulating barrier are respectively placed in groove.
A kind of 5. mining resist bending drag cable as claimed in claim 1, it is characterised in that the insulation of described control conductor
Layer, which is extruded on control conductor conductor, to be formed.
A kind of 6. mining resist bending drag cable as claimed in claim 1, it is characterised in that described control conductor conductor by
Center strengthening core and be stranded in strengthening core periphery tinned copper conductor form；Described center strengthening core uses aramid yarn.
A kind of 7. mining resist bending drag cable as claimed in claim 1, it is characterised in that described composite reinforced outer shield
Set is inner sheath, fibrage enhancement layer and oversheath successively from internal layer to outer layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721166176.XU CN207182947U (en) | 2017-09-12 | 2017-09-12 | Mining resist bending drag cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721166176.XU CN207182947U (en) | 2017-09-12 | 2017-09-12 | Mining resist bending drag cable |
Publications (1)
| Publication Number | Publication Date |
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| CN207182947U true CN207182947U (en) | 2018-04-03 |
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ID=61746113
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107464606A (en) * | 2017-09-12 | 2017-12-12 | 山东华凌电缆有限公司 | Mining resist bending drag cable and preparation method |
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2017
- 2017-09-12 CN CN201721166176.XU patent/CN207182947U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107464606A (en) * | 2017-09-12 | 2017-12-12 | 山东华凌电缆有限公司 | Mining resist bending drag cable and preparation method |
| CN107464606B (en) * | 2017-09-12 | 2023-08-11 | 山东华凌电缆有限公司 | Mining bending-resistant dragging cable and manufacturing method thereof |
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