CN207021004U - A kind of rocking arm cable - Google Patents
A kind of rocking arm cable Download PDFInfo
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- CN207021004U CN207021004U CN201720614510.7U CN201720614510U CN207021004U CN 207021004 U CN207021004 U CN 207021004U CN 201720614510 U CN201720614510 U CN 201720614510U CN 207021004 U CN207021004 U CN 207021004U
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- signal wire
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- signal
- sheath
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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 rocking arm cable, its main points is：Including power wire core, signal wire, packed layer, sheath and armor；Power wire core has 3, and the structure of 3 power wire cores is identical；Signal wire has 3, and 3 power wire cores and 3 signal wires use concentric type twisted synthesizing cable, and laying up pitch is 9 to 12 times of the outside diameter of cable；Packed layer is made up of polypropylene material, and 3 power wire cores and 3 signal wire strandings fill rounding with the fluffy polypropylene material of the high temperature resistant, and the fluffy polypropylene material of the high temperature resistant forms packed layer；Sheath is coated on the outside of packed layer；Armor is made of steel band, and steel strip corrugated armouring is outside sheath.
Description
Technical field
It the utility model is related to power cable field, specifically a kind of rocking arm cable for coal-winning machine.
Background technology
Coal-winning machine is one of visual plant for realizing coal production mechanization and modernization.Mechanical coal mining can mitigate body
Power work, security is improved, reach high yield, high efficiency, low consumed purpose.Coal-winning machine is collection machinery, an electric and liquid
The large-scale complicated system of consolidation, working environment is severe, and the interruption of whole coal work will be caused if there is failure, is made
Into huge economic loss.With the development of coal industry, the function of coal-winning machine is more and more, and the structure of its own, composition are cured
The reason for adding complexity, thus breaking down, is also complicated therewith.
Wherein serving as the rocking arm of coal breakage work needs to be powered at work, and cable need to be connected to rocking arm from coal-winning machine fuselage.
Rocking arm is hinged with fuselage, and is rotated with pin joint, and causing the cable of coal-winning machine, cable is in use outside fuselage protection
Slowly wave for a long time, general 30 ° of angle of bend, coal cinder, spoil also continually are pounded on cable when coal-winning machine works, and easily make
Cable such as is pounded, scraped, being squeezed at the damage, causes extremely serious consequence, and serious even can trigger gas explosion, coal-dust explosion etc.
Mine disaster.
Utility model content
The purpose of this utility model be to provide it is a kind of it is simple in construction, protection preferably, service life it is longer be used for mine
The rocking arm cable of machine.
Realizing the basic technical scheme of the utility model purpose is：A kind of rocking arm cable, it is structurally characterized in that：Including power
Core, signal wire, packed layer, sheath and armor；Power wire core has 3, and the structure of 3 power wire cores is identical；Signal wire has
3,3 power wire cores and 3 signal wires use concentric type twisted synthesizing cable, and laying up pitch is 9 to 12 times of the outside diameter of cable；Filling
Layer is made up of polypropylene material, 3 power wire cores and 3 signal wire strandings fluffy polypropylene material filling circle of the high temperature resistant
Whole, the fluffy polypropylene material of the high temperature resistant forms packed layer；Sheath is coated on the outside of packed layer；Armor uses steel band system
Into steel strip corrugated armouring is outside sheath.
Technical scheme based on above-mentioned basic technical scheme is：3 power wire cores are along it each radially by introversion
It is sequentially provided with conductor, insulating barrier and screen layer outside；It is multiple to twist after conductor plates metal copper wire bundle strand by some filament diameter identicals
Form；Insulating barrier is made up of EP rubbers material；Insulating barrier is extruded in the outside of conductor；The thickness of insulating barrier be 3.0 millimeters extremely
3.5 millimeter；Screen layer is woven in outside insulating barrier by tinned copper wire and formed, and simultaneously silk structure is 8/0.3 millimeter to tinned copper wire, weaves ingot
Number is 24 ingots, and count is not less than 80%.
Technical scheme based on above-mentioned appropriate technical solution is：Signal wire includes signal wire master core and signal wire screen
Cover layer；Signal wire master core has 2, and 2 signal wire master core pair twists are set；2 signal wire master cores are led including signal wire
Body and signal line insulating layer；Signal wire conductor is made up of some tinned copper wires of twisting process；Signal line insulating layer uses second
Third elastomeric material, signal line insulating layer are extruded in outside signal wire conductor using squash type technique；The thickness of signal line insulating layer is
1.0 millimeters to 1.2 millimeters；Signal wire screen layer is woven in outside the signal wire master core of 2 pair twists together by tinned copper wire, plating
Tin copper wire and silk structure are 5/0.3 millimeter, and braiding number of spindles is 16 ingots, and count is not less than 80%.
Technical scheme based on above-mentioned appropriate technical solution is：Sheath is made by polyether polyurethane material；
The thickness of sheath is 5.0 millimeters to 5.5 millimeters.
Technical scheme based on above-mentioned appropriate technical solution is：The thickness of the steel band of armor is 0.2 millimeter to 0.5
Millimeter.
The utility model has positive effect：（1）The rocking arm construction of cable of the present utility model is simple, and cable is provided with shield
Set, sheath use steel strip corrugated armouring outside, adapt to slowly wave for a long time when using, while have good barrier propterty, have
Effect keeps out the impact of coal cinder, spoil to cable, substantially prolongs the service life of cable.
（2）The conductor of the power wire core of rocking arm cable of the present utility model uses tin plating soft copper wire material so that cable is whole
External footpath is small, and cable is soft, thereby may be ensured that cable has good bending property and rounding property, and cable weight is light, convenient dimension
Shield.
（3）The insulating barrier of the power wire core of rocking arm cable of the present utility model uses EP rubbers material, using the teaching of the invention it is possible to provide foot
Enough big current-carrying capacities simultaneously have good flexibility.The tensile strength of insulating barrier is not less than 4.2MPa, and elongation at break is not less than
200%, aging is carried out in air -oven（Temperature is 135 DEG C ± 3 DEG C, time 168h）, tensile strength minimum rate of change ±
30%, elongation minimum rate of change ± 30% during fracture；The acid gas content of insulating barrier is not more than 0.5%, and light transmittance is not less than in cigarette
60%。
（4）The sheath of rocking arm cable of the present utility model uses polyether polyurethane material, has excellent wear-resisting, water-fast
Etc. performance.
（5）Filled and justified with polypropylene after 3 power wire cores 1 of rocking arm cable of the present utility model and 3 strandings of signal wire 2
It is whole, it is in light weight, be advantageous to bend.
Brief description of the drawings
Fig. 1 is the structural representation of the cross section of rocking arm cable of the present utility model.
Mark in above-mentioned accompanying drawing is as follows：
Power wire core 1, conductor 11, insulating barrier 12, screen layer 13,
Signal wire 2, signal wire master core 21, signal wire screen layer 22,
Packed layer 3, sheath 4, armor 5.
Embodiment
（Embodiment 1）
See Fig. 1, the rocking arm cable of the present embodiment includes power wire core 1, signal wire 2, packed layer 3, sheath 4 and armor 5.
See Fig. 1, power wire core 1 there are 3, and the structure of 3 power wire cores 1 is identical.3 power wire cores 1 are along its respective footpath
To being sequentially provided with conductor 11, insulating barrier 12 and screen layer 13 from inside to outside.
After seeing that Fig. 1, conductor 11 plate metal copper wire bundle strand by some filament diameter identicals, multiple twist forms.To make cable
Entire outer diameter is small, and cable is soft, using being twisted in the same direction.The present embodiment is tin plating using 280 0.4 millimeter of monofilament nominal diameters
Soft copper silk is twisted.
See Fig. 1, insulating barrier 12 is made up of EP rubbers material.Insulating barrier 12 is extruded in the outside of conductor 11.Insulating barrier 12
Thickness be 3.0 millimeters to 3.5 millimeters, the present embodiment be 3.2 millimeters.The minimum tensile strength of insulating barrier 12 is 4.2MPa, this
Embodiment is 8.5MPa.Aging is carried out in air -oven（Temperature is 135 DEG C ± 3 DEG C, time 168h）, tensile strength minimum
Rate of change ± 30%, elongation minimum rate of change ± 30% during fracture；The acid gas content of insulating barrier 12 is no more than 0.5%, printing opacity in cigarette
Rate is not less than 60%.Screen layer 13 is woven in outside insulating barrier 12 by tinned copper wire and formed, and simultaneously silk structure is 8/0.3 milli to tinned copper wire
Rice, braiding number of spindles are 24 ingots, and count is not less than 80%.
See Fig. 1, signal wire 2 there are 3, and 3 power wire cores 1 and 3 signal wires 2 use concentric type twisted synthesizing cable, stranding section
Away from 9 to 12 times for the outside diameter of cable, the present embodiment is 9 times.Signal wire 2 includes signal wire master core 21 and signal wire screen layer
22.Signal wire master core 21 has 2, and 2 pair twists of signal wire master core 21 are set.2 signal wire master cores 21 include signal
Line conductor 21-1 and signal line insulating layer 21-2.Signal wire conductor 21-1 is made up of some tinned copper wires of twisting process.Letter
Number line insulating layer 21-2 uses EP rubbers material, and signal line insulating layer 21-2 is extruded in signal wire conductor using squash type technique
Outside 21-1.Signal line insulating layer 21-2 thickness is 1.0 millimeters to 1.2 millimeters, and the present embodiment is 1.1 millimeters.Signal wire insulate
Layer 21-2 tensile strength is 4.2~10MPa, the present embodiment 8.5MPa.Aging is carried out in air -oven（Temperature is 135
DEG C ± 3 DEG C, time 168h）, tensile strength minimum rate of change ± 30%, elongation minimum rate of change ± 30% during fracture；Signal
Line insulating layer 21-2 acid gas content is not more than 0.5%, and light transmittance is not less than 60% in cigarette.Signal wire screen layer 22 is by tinned copper wire
It is woven in outside the signal wire master core 21 of 2 pair twists together, simultaneously silk structure is 5/0.3 millimeter to tinned copper wire, and braiding number of spindles is
16 ingots, count are not less than 80%.
See Fig. 1, packed layer 3 is made up of polypropylene material, 3 power wire cores 1 and 3 strandings of signal wire 2 resistance to height
The fluffy polypropylene material filling rounding of temperature, the fluffy polypropylene material of the high temperature resistant form packed layer 3.
See Fig. 1, sheath 4 is made by polyether polyurethane material, and Huntsman Corporation can be used in the present embodiment
The product of A85P4854 models.Sheath 4 is coated on the outside of packed layer 3.The thickness of sheath 4 is 5.0 millimeters to 5.5 millimeters, this
Embodiment is 5.2 millimeters.The acid gas content of sheath 4 is not more than 0.5%, and oxygen index (OI) is anti-tear to be not less than 15MPa, anti-tensile not less than 35
Intensity is not less than 15MPa, and elongation at break is not less than 300%.
See Fig. 1, armor 5 is made of steel band, and the present embodiment is chromium-plated steel band.Steel strip corrugated armouring is outside sheath 4.Steel
The thickness of band is 0.2 millimeter to 0.5 millimeter, and the present embodiment is 0.45 millimeter.
Above example is only for illustration of the utility model, rather than to limitation of the present utility model, relevant technical field
Technical staff in the case where not departing from spirit and scope of the present utility model, various conversion and change can also be made, have
It can also be transformed accordingly according to the inspiration of above-described embodiment in body application process, therefore all equivalent technical schemes are equal
It should be included within scope of patent protection of the present utility model.
Claims (5)
- A kind of 1. rocking arm cable, it is characterised in that：Including power wire core, signal wire, packed layer, sheath and armor；Power line Core has 3, and the structure of 3 power wire cores is identical；Signal wire has 3, and 3 power wire cores and 3 signal wires are twisted using concentric type Cable is synthesized, laying up pitch is 9 to 12 times of the outside diameter of cable；Packed layer is made up of the fluffy polypropylene material of high temperature resistant, 3 power lines Core and 3 signal wire strandings fill rounding, the fluffy polypropylene material shape of the high temperature resistant with the fluffy polypropylene material of the high temperature resistant Into packed layer；Sheath is coated on the outside of packed layer；Armor is made of steel band, and steel strip corrugated armouring is outside sheath.
- 2. rocking arm cable according to claim 1, it is characterised in that：3 power wire cores are along it each radially by introversion It is sequentially provided with conductor, insulating barrier and screen layer outside；It is multiple to twist after conductor plates metal copper wire bundle strand by some filament diameter identicals Form；Insulating barrier is made up of EP rubbers material；Insulating barrier is extruded in the outside of conductor；The thickness of insulating barrier be 3.0 millimeters extremely 3.5 millimeter；Screen layer is woven in outside insulating barrier by tinned copper wire and formed, and simultaneously silk structure is 8/0.3 millimeter to tinned copper wire, weaves ingot Number is 24 ingots, and count is not less than 80%.
- 3. rocking arm cable according to claim 1, it is characterised in that：Signal wire includes signal wire master core and signal wire screen Cover layer；Signal wire master core has 2, and 2 signal wire master core pair twists are set；2 signal wire master cores are led including signal wire Body and signal line insulating layer；Signal wire conductor is made up of some tinned copper wires of twisting process；Signal line insulating layer uses second Third elastomeric material, signal line insulating layer are extruded in outside signal wire conductor using squash type technique；The thickness of signal line insulating layer is 1.0 millimeters to 1.2 millimeters；Signal wire screen layer is woven in outside the signal wire master core of 2 pair twists together by tinned copper wire, plating Tin copper wire and silk structure are 5/0.3 millimeter, and braiding number of spindles is 16 ingots, and count is not less than 80%.
- 4. rocking arm cable according to claim 1, it is characterised in that：Sheath is made by polyether polyurethane material； The thickness of sheath is 5.0 millimeters to 5.5 millimeters.
- 5. rocking arm cable according to claim 1, it is characterised in that：The thickness of the steel band of armor is 0.2 millimeter to 0.5 Millimeter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720614510.7U CN207021004U (en) | 2017-05-27 | 2017-05-27 | A kind of rocking arm cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720614510.7U CN207021004U (en) | 2017-05-27 | 2017-05-27 | A kind of rocking arm cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207021004U true CN207021004U (en) | 2018-02-16 |
Family
ID=61477462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720614510.7U Active CN207021004U (en) | 2017-05-27 | 2017-05-27 | A kind of rocking arm cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207021004U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108962480A (en) * | 2018-06-12 | 2018-12-07 | 内蒙古万蒙电缆有限责任公司 | A kind of Combined cable |
-
2017
- 2017-05-27 CN CN201720614510.7U patent/CN207021004U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108962480A (en) * | 2018-06-12 | 2018-12-07 | 内蒙古万蒙电缆有限责任公司 | A kind of Combined cable |
| CN108962480B (en) * | 2018-06-12 | 2020-04-24 | 内蒙古万蒙电缆有限责任公司 | Composite cable |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A kind of rocker arm cable Effective date of registration: 20210608 Granted publication date: 20180216 Pledgee: JIANGSU ZHONGLI GROUP Co.,Ltd. Pledgor: CHANGZHOU MARINE CABLE Co.,Ltd. Registration number: Y2021320000086 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230105 Granted publication date: 20180216 Pledgee: JIANGSU ZHONGLI GROUP Co.,Ltd. Pledgor: CHANGZHOU MARINE CABLE Co.,Ltd. Registration number: Y2021320000086 |