CN203366791U - Super-large cross section high-strength ultra-soft rubber-sheathed cable for coal mining machine - Google Patents
Super-large cross section high-strength ultra-soft rubber-sheathed cable for coal mining machine Download PDFInfo
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- CN203366791U CN203366791U CN 201320493032 CN201320493032U CN203366791U CN 203366791 U CN203366791 U CN 203366791U CN 201320493032 CN201320493032 CN 201320493032 CN 201320493032 U CN201320493032 U CN 201320493032U CN 203366791 U CN203366791 U CN 203366791U
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Abstract
The utility model discloses a super-large cross section high-strength ultra-soft rubber-sheathed cable for a coal mining machine. A cable core is formed by stranding one control wire core and three power wire cores. The middle of the cable core is provided with a ground wire core conductor. The cable core is externally and tightly wrapped with an outer sheath in an extrusion manner. Each of the power wire cores is provided with a power wire core conductor, a power wire core insulating layer and a power wire core shielding layer from inside to outside in sequence. Each power wire core conductor is wound on a power wire core reinforcement core in a layered manner. The control wire core is composed of a control wire core conductor and a control wire core insulating layer. The control wire core conductor is wound on a control wire core reinforcement core in a layered manner. The cable conductor wire cores are not easy to break; and the super-large cross section high-strength ultra-soft rubber-sheathed cable for the coal mining machine has the advantages of being inflaming retardant, oil resistant, high temperature resistant, wear resistant, soft and the like so as to adapt to different working environments, and also being excellent in bending performance.
Description
Technical field:
The utility model relates to a kind of super-section high-strength super-soft coal getter cabtyre cable, belongs to technical field of electric wires and cables.
Background technology:
Coal is one of China's important energy source, along with China's economic construction development electric power requirement strengthens day by day, the coal consumption is also increasing, and jumbo import coal-winning machine is all selected in each large colliery, along with the capacity of the increase electric cable for coal mining machine of coal-winning machine capacity can not meet the needs of production.
Because coal-winning machine moves around in the coal mining process, coal-winning machine and electrical power control cabinet are far, need to connect with very long cable.And the serious bending of the figure of eight or serpentine even can occur in cable in moving process.The inner ring core of crooked cable is subject to very large pressure and the outer ring core of cable is subject to very large pulling force, when coal-winning machine is walked, cable is formed again to very large longitudinal pulling force.Electric cable for coal mining machine is divided into the power core and controls core, owing to controlling thinner being easy to of core, rupture in the course of the work, after controlling the core fracture, the power core also ruptures thereupon, so just require coal-winning machine system on the one hand should possess the defencive function to cable bend, coal-winning machine is under this severe condition in down-hole, this obviously is difficult to accomplish, must consider that on the other hand jumbo cable itself should have certain flexibility and counter-bending ability, i.e. cable bend certain radius at a certain temperature, several thousand times even up to ten thousand times continuously, cable still can keep normal operation, cable conductor does not break, insulation and sheath material be cracking not also, also do not have up to now a kind of super-section to there is the coal-winning machine private cable of excellent flexibility and resistance to bend(ing) energy.
Summary of the invention:
For overcoming the defect of prior art, the purpose of this utility model is to provide the soft degree of a kind of super-section good, the cable conductor core is easy fracture not, not only there is fire-retardant, oil resistant, the characteristic such as high temperature resistant, wear-resisting, soft to adapt to different operational environments, and possess the high-strength super-soft coal getter cabtyre cable of excellent bending property.
The utility model technical solution problem adopts following technical scheme:
The super-section high-strength super-soft coal getter cabtyre cable, control core and three power cores are stranded forms cable core by one, and described cable core center is provided with the ground wire core conductor, outside described cable core, is extruded with oversheath;
Described power core is provided with power line core conductor, power line core insulation layer and power conductor screen from inside to outside successively, and the layering of described power line core conductor is wrapped on power core strengthening core;
Described control core consists of control line core conductor and control line core insulation layer, and the layering of described control line core conductor is wrapped in to be controlled on the core strengthening core.
Described control line core conductor adopts 10mm
2the layering of zinc-plated soft copper conductor be wrapped in and control on the core strengthening core; Described power line core conductor and ground wire core conductor are respectively 240mm
2, 120mm
2zinc-plated soft copper conductor.
Described control core strengthening core and power core strengthening core all adopt and spin synthetic fibre silk fiber tension silk.
Described oversheath adopts the neoprene oversheath.
Described power line core insulation layer and control line core insulation layer all adopt the ethylene propylene diene rubber insulating barrier.
The power conductor screen is metal/fibrage shielded layer.
Compared with the prior art, the beneficial effects of the utility model are embodied in:
1, the utility model control core strengthening core adopts high strength to spin the synthetic fibre silk fiber and makes the tension silk, be wrapped in the method production control core conductor spun on the synthetic fibre silk fiber with the tin annealed copper wire layering, pitch is very little, after the conductor monofilament launches, its length is more than 1.5 times of raw footage, cable is crooked and when dilatory, conductor is just as a spring, and most active force all concentrates on and spins on synthetic fibre silk fiber material, thereby has effectively avoided the control line core conductor to be pulled off with curved disconnected.
2, power line core conductor and ground wire core conductor are respectively 240mm
2, 120mm
2the zinc-plated soft copper conductor of super-section, same employing high strength is spun the synthetic fibre silk fiber and is made the tension silk, the thin tinned wird thigh strand of multiply and multiple strand, and for burst strand with to twist again direction identical, cable is crooked and when dilatory, because flexibility and the ductility of cable are good, the stressed very little power line core conductor of also effectively having avoided of conductor is pulled off with curved disconnected, has solved the powerup issue of large capacity coal-winning machine.
3, the control core in the utility model and power core itself have certain drawing-resistant function on the one hand, on the other hand in the BENDING PROCESS of cable, controlling core, stranded to be that a unit extrudes after coating as four-core and the power core is stranded form, and so just reduced the relative slippage between cable conductor and external sheath layer.
4, the utility model is to take mixing rubber that neoprene is base-material as material with high strength, fire-retardant, oil resistant, high temperature resistant, wear-resisting, waterproof as the external sheath layer of outer protection; greatly improved cable in underground moving useful life, cable can all around move freely with coal-winning machine.
5, the utlity model has antistatic, anti-interference, large capacity, the advantage such as counter-bending, be mainly used in the connection of the power supply of various coal-winning machines and similar devices, cable can move freely with coal-winning machine and similar devices, has improved the useful life of cable.
The accompanying drawing explanation:
Fig. 1,2 is structural representation of the present utility model.Fig. 1 is MCX, MCPX, MCPTX type cable; Fig. 2 is MCPTJX type cable.
Number in the figure: 1 controls the core strengthening core, 2 control line core conductors, and 3 control line core insulation layers, 4 control core coating layer, 5 ground wire core conductors, 6 power core strengthening cores, 7 power line core conductors, 8 power line core insulation layers, 9 power conductor screens, 10 oversheaths.
Below pass through embodiment, and the utility model is described in further detail by reference to the accompanying drawings.
Embodiment:
Embodiment: in conjunction with Fig. 1, the super-section high-strength super-soft coal getter cabtyre cable of the present embodiment, can adopt one to control core and three stranded formation cable cores of power core, the cable core center is provided with ground wire core conductor 5, is extruded with neoprene oversheath 10 outside cable core; Referring to Fig. 2, also can adopt many to control core, when adopting many to control core, control the core skin at many and be provided with coating layer 4, as four-core and three stranded cable conductors that form of power core, so just reduced the relative slippage between cable conductor and external sheath layer.
The power core is provided with power line core conductor 7, power line core insulation layer 8 and power conductor screen 9 from inside to outside successively, and this screen is metal/fibrage shielded layer, and 7 layerings of power line core conductor are wrapped on power core strengthening core 6; Control core and consist of control line core conductor 2 and control line core insulation layer 3,2 layerings of control line core conductor are wrapped in to be controlled on core strengthening core 1.
In specifically arranging, control core strengthening core 1 and power core strengthening core 6 all adopt and spin synthetic fibre silk fiber tension silk.Power line core insulation layer 8 and control line core insulation layer 3 all adopt the ethylene propylene diene rubber insulating barrier.
The control line core conductor adopts 10mm
2the layering of zinc-plated soft copper conductor be wrapped in and control on core strengthening core 1, control line core conductor 2, ground wire core conductor 5, power line core conductor 7 all adopt the 6th kind of zinc-plated special soft copper conductor that meets GB/T3956-2008; Adopting high strength to spin the synthetic fibre silk fiber, to make the tension silk be to form with the thin tinned wird of multiply and common burst of strand of tension silk and multiple strand, and burst strand and multiple strand strand are to identical, the tensile strength of spinning the synthetic fibre silk fiber is 2 times of steel wire, and its percentage elongation is only 3 ~ 4%, and under 200 ℃ of high temperature, mechanical performance does not change.The tin annealed copper wire layering is wrapped in to be spun on the synthetic fibre silk fiber, adopts fine pith, and rear its length of conductor monofilament expansion is 1.3 times of raw footage.
Claims (6)
1. super-section high-strength super-soft coal getter cabtyre cable, is characterized in that controlling core and three power cores are stranded forms cable core by one, and described cable core center is provided with ground wire core conductor (5), is extruded with oversheath (10) outside described cable core;
Described power core is provided with power line core conductor (7), power line core insulation layer (8) and power conductor screen (9) from inside to outside successively, and described power line core conductor (7) layering is wrapped on power core strengthening core (6);
Described control core consists of control line core conductor (2) and control line core insulation layer (3), and described control line core conductor (2) layering is wrapped in to be controlled on core strengthening core (1).
2. super-section high-strength super-soft coal getter cabtyre cable according to claim 1, is characterized in that described control line core conductor (2) adopts 10mm
2the layering of zinc-plated soft copper conductor be wrapped in and control on core strengthening core (1); Described power line core conductor (7) and ground wire core conductor (5) are respectively 240mm
2, 120mm
2zinc-plated soft copper conductor.
3. super-section high-strength super-soft coal getter cabtyre cable according to claim 1, is characterized in that described control core strengthening core (1) and power core strengthening core (6) all adopt to spin synthetic fibre silk fiber tension silk.
4. super-section high-strength super-soft coal getter cabtyre cable according to claim 1, is characterized in that described oversheath (10) adopts the neoprene oversheath.
5. super-section high-strength super-soft coal getter cabtyre cable according to claim 1, is characterized in that described power line core insulation layer (8) and control line core insulation layer (3) all adopt the ethylene propylene diene rubber insulating barrier.
6. super-section high-strength super-soft coal getter cabtyre cable according to claim 1, is characterized in that power conductor screen (9) is for metal/fibrage shielded layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320493032 CN203366791U (en) | 2013-08-13 | 2013-08-13 | Super-large cross section high-strength ultra-soft rubber-sheathed cable for coal mining machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320493032 CN203366791U (en) | 2013-08-13 | 2013-08-13 | Super-large cross section high-strength ultra-soft rubber-sheathed cable for coal mining machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203366791U true CN203366791U (en) | 2013-12-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320493032 Expired - Fee Related CN203366791U (en) | 2013-08-13 | 2013-08-13 | Super-large cross section high-strength ultra-soft rubber-sheathed cable for coal mining machine |
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| Country | Link |
|---|---|
| CN (1) | CN203366791U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104616764A (en) * | 2015-01-22 | 2015-05-13 | 安徽凌宇电缆科技有限公司 | Rubber jacketed cable of low smoke halogen-free high strength soft coal winning machine |
| CN104867573A (en) * | 2015-03-27 | 2015-08-26 | 江苏亨通电力电缆有限公司 | Mining shielding type trailing cable and manufacturing process thereof |
| CN106910555A (en) * | 2017-04-10 | 2017-06-30 | 安徽凌宇电缆科技有限公司 | New-energy automobile charging pile cable |
-
2013
- 2013-08-13 CN CN 201320493032 patent/CN203366791U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104616764A (en) * | 2015-01-22 | 2015-05-13 | 安徽凌宇电缆科技有限公司 | Rubber jacketed cable of low smoke halogen-free high strength soft coal winning machine |
| CN104867573A (en) * | 2015-03-27 | 2015-08-26 | 江苏亨通电力电缆有限公司 | Mining shielding type trailing cable and manufacturing process thereof |
| CN106910555A (en) * | 2017-04-10 | 2017-06-30 | 安徽凌宇电缆科技有限公司 | New-energy automobile charging pile cable |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131225 Termination date: 20180813 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |