CN102751005A - Cable and production method thereof - Google Patents
Cable and production method thereof Download PDFInfo
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- CN102751005A CN102751005A CN2012102338649A CN201210233864A CN102751005A CN 102751005 A CN102751005 A CN 102751005A CN 2012102338649 A CN2012102338649 A CN 2012102338649A CN 201210233864 A CN201210233864 A CN 201210233864A CN 102751005 A CN102751005 A CN 102751005A
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- sheath
- cable
- cable core
- power transmission
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Abstract
The invention relates to the mining field, and in particular relates to a cable and a production method of the cable. The cable comprises a plurality of pairs of signal transmission lines and a plurality of power transmission lines, wherein the outer surfaces of the signal transmission lines and the power transmission lines are respectively covered with an insulating layer; the signal transmission lines are arranged in first jackets; the power transmission lines are arranged in second jackets; the first jackets are connected with the second jackets by connecting bands; and the inner walls of the first jackets and the second jackets are respectively covered with a metal braiding layer. The method comprises the steps of: extruding the insulating layers on the outer surfaces of the signal transmission lines and twisting in pairs; then, weaving first metal braiding layers outside the insulating layers, and extruding the first jackets; extruding the insulating layers on the outer surfaces of the power transmission lines and twisting in pairs; then, weaving second metal braiding layers outside the insulating layers, and extruding the second jackets; and connecting the first jackets and the second jackets by the connecting bands. After the cable and the production method of the cable are adopted, the cable laying time is shortened, and the cable laying cost is reduced under the condition that electromagnetic interference is not caused between the signal transmission lines and the power transmission lines.
Description
Technical field
The present invention relates to field of mining, be specifically related to a kind of cable and production method thereof.
Background technology
Existing cable generally can be divided into two kinds according to purposes, and a kind of is the cable that is used for signals such as transferring voice, data and monitoring; Another kind is the cable that is used for transferring electric power.This is owing to be used for the cable of transferring electric power, its set inside be power transmission line because power transmission line needs electric current transmitted intensity bigger, the electromagnetic field intensity of generation is also stronger; And be used for the cable of signals such as transferring voice, data and monitoring; Its set inside be signal transmssion line; And the sort signal transmission line can't the normal transmission signal under the stronger environment of electromagnetic field intensity, so these two kinds of transmission lines need separately lay, and guarantees not disturb mutually each other.
And the mining area cable laying is the engineering of a more complicated, needs the time of labor.Especially at the provided underground cable, need dig cable trough in advance, again cable placed in the ditch afterwards, bury cable at last.Because the length of cable is long, Heavy Weight, so place the time-consuming all longer of cable at every turn.And in order to guarantee that two kinds of cables do not disturb mutually, need usually to lay at twice, it is longer therefore to expend time in.
Summary of the invention
The invention provides a kind of cable.
In addition, the present invention also provides a kind of production method of cable.
Cable of the present invention and production method thereof can be accomplished the cable once-paving that is used to transmit the cable of signal and be used for transmitting electric power when cable laying.
In order to achieve the above object, technical scheme of the present invention is achieved in that cable, comprises first cable core, second cable core, first wire sheathing, second wire sheathing, first sheath, second sheath and connecting band;
Said first cable core comprises many to being used for the signal transmssion line of transmission signals; The appearance of every said signal transmssion line all is enclosed with insulating barrier, and every pair of said signal transmssion line is stranded each other;
Said second cable core comprises the many power transmission lines that are used for transferring electric power; Every said power transmission line comprises many mutual stranded sub-power transmission lines, and the appearance of every said power transmission line also all is enclosed with insulating barrier;
Said first cable core places in said first sheath; Said first wire sheathing covers on the inwall of said first sheath;
Said second cable core places in said second sheath; Said second wire sheathing covers on the inwall of said second sheath;
Connect through said connecting band between said first sheath and said second sheath.
Further, in the aforesaid cable,
All stranded good paired said signal transmssion lines twist together each other;
And/or
All said power transmission lines twist together each other.
Further, in the aforesaid cable,
The inwall of said first wire sheathing is coated with one deck waterstop;
And/or
The inside of said first wire sheathing is filled with the filler that blocks water; Said first cable core is passed by the inside of the said filler that blocks water.
Further, in the aforesaid cable, the material of said signal transmssion line and said sub-power transmission line is zinc-plated soft circular copper wire.
The production method of above-mentioned any one cable comprises the following steps:
Appearance at every said signal transmssion line extrudes said insulating barrier;
Every pair of said signal transmssion line is carried out stranded each other, and good many said signal transmssion line is formed said first cable core stranded;
Weave said first wire sheathing in the outside of said first cable core;
Appearance at said first wire sheathing extrudes said first sheath;
Many said sub-power transmission lines are twisted into said power transmission line each other;
Appearance at every said power transmission line extrudes said insulating barrier, and all said power transmission lines are formed said second cable core;
Weave said second wire sheathing in the outside of said second cable core;
Appearance at said second wire sheathing extrudes said second sheath;
Said first sheath is connected through said connecting band with said second sheath.
Further, in the production method of aforesaid cable,
Stranded good many steps that said signal transmssion line is formed said first cable core are specially: all stranded good paired said signal transmssion lines are twisted together each other form said first cable core;
And/or
The step that all said power transmission lines is formed said second cable core is specially: all said power transmission lines are twisted together each other form said second cable core.
Further, in the production method of aforesaid cable,
With stranded good many said signal transmssion line is formed the step of said first cable core and weaves in the outside of said first cable core between the step of said first wire sheathing further comprise:
Smear the said filler that blocks water to the outside of said first cable core;
The step that weaves said first wire sheathing in the outside of said first cable core is specially: weave said first wire sheathing in the outside of the said filler that blocks water.
Further, in the production method of aforesaid cable,
Further comprise smearing the step of the said filler that blocks water to the outside of said first cable core and weave in the outside of the said filler that blocks water between the step of said first wire sheathing:
External helicoid at the said filler that blocks water twines said waterstop;
The step that the outside of the said filler that blocks water weaves said first wire sheathing is specially: weave said first wire sheathing in the outside of said waterstop.
Further, in the production method of aforesaid cable,
The appearance of said first wire sheathing extrude said first sheath step, extrude the step of said second sheath and said first sheath and said second sheath carried out through said connecting band step of connecting simultaneously in the appearance of said second wire sheathing, be specially:
With said first sheath, said second sheath and said connecting band co-extrusion; Connect as a whole at first sheath described in the co-extrusion process, said second sheath and said connecting band.
Further, in the production method of aforesaid cable,
Said signal transmssion line is made after wire drawing, annealing by the tin-coated copper bar;
And/or
Said power transmission line is made after wire drawing, annealing by the tin-coated copper bar.
Compared with prior art; Cable of the present invention and production method thereof are through at the cable that is used to transmit signal peripheral parcel first wire sheathing and at the peripheral parcel of the cable that is being used for transmitting electric power second wire sheathing; Can play the effect of shield electromagnetic; Make every cable all be in the protection of wire sheathing, when not receiving external electromagnetic fields, also do not influence the normal operation of external equipment.Through first sheath is connected through connecting band with second sheath, make two kinds of cables also separated by a distance when connecting, further reduce the possibility of strong-electromagnetic field interfere with communications cable signal transmission.And two kinds of cables just can place in the cable trough together when laying, and not causing between signal transmssion line and the power transmission line in the electromagnetic interference, reduce the cable laying time and also reduce the cable laying cost.
In addition, cable provided by the present invention and production method thereof also have following technique effect:
(1) mining area be because mining needs often need carry out explosion, and traditional cable is very low for the defensive ability/resistance ability of impact generated by explosion power; Through first wire sheathing and second wire sheathing are set, also can effectively improve the cable impact resistance;
(2) through waterstop being set and blocking water filler, it is inner effectively to stop outside moisture to get into cable;
(3) through adopting zinc-plated soft circular copper wire to serve as signal transmssion line and sub-power transmission line ground material, can accomplish the cable splice welding operation easily.
Description of drawings
In order to be illustrated more clearly in the specific embodiment of the invention or technical scheme of the prior art; To do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below; Obviously, the accompanying drawing in describing below is execution modes more of the present invention, for those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the cross section structure sketch map of the specific embodiment of the invention 1 said cable;
Fig. 2 is the flow chart of the production method of the specific embodiment of the invention 2 said cables.
Reference numeral: 1-signal transmssion line, 2-power transmission line, 3-insulating barrier, 4-first sheath, 5-second sheath; The 6-connecting band, 7-first wire sheathing, 8-second wire sheathing, 9-waterstop; The 10-filler that blocks water, 11-power transmission line, 12-first cable core, 13-second cable core.
Embodiment
For making the object of the invention, technical scheme and advantage clearer; To carry out clear, complete description to technical scheme of the present invention below; Based on the embodiment among the present invention; Those of ordinary skills are resulting all other execution modes under the prerequisite of not making creative work, the scope that all belongs to the present invention and protected.
A kind of cable,
Comprise first cable core, second cable core, first wire sheathing, second wire sheathing, first sheath, second sheath and connecting band;
Said first cable core comprises many to being used for the signal transmssion line of transmission signals; The appearance of every said signal transmssion line all is enclosed with insulating barrier, and every pair of said signal transmssion line is stranded each other;
Said second cable core comprises the many power transmission lines that are used for transferring electric power; Every said power transmission line comprises many mutual stranded sub-power transmission lines, and the appearance of every said power transmission line also all is enclosed with insulating barrier;
Said first cable core places in said first sheath; Said first wire sheathing covers on the inwall of said first sheath;
Said second cable core places in said second sheath; Said second wire sheathing covers on the inwall of said second sheath;
Connect through said connecting band between said first sheath and said second sheath.
Through at the cable that is used to transmit signal peripheral parcel first wire sheathing and at the peripheral parcel of the cable that is being used for transmitting electric power second wire sheathing; Can play the effect of shield electromagnetic; Make every cable all be in the protection of wire sheathing, can be by the electromagnetic field effects of outside.Through first sheath is connected through connecting band with second sheath; Two kinds of cables are linked together; Two kinds of cables just can place in the cable trough together when laying; Do not causing between signal transmssion line and the power transmission line in the electromagnetic interference, reducing the cable laying time and also reduce the cable laying cost.
In addition, the mining area is because mining need often need be carried out explosion, and traditional cable is very low for the defensive ability/resistance ability of impact generated by explosion power; Many lines are twisted together to improve integral intensity, and then improve the ability that opposing is impacted.Through every pair of said signal transmssion line is each other stranded and, can utilize the impact resistance and the stretch-proof ability of stranded mode enhancement signal transmission line and power transmission line with many mutual stranded sub-power transmission lines composition power transmission lines.
In addition, through first wire sheathing and second wire sheathing are set, also can effectively improve the cable impact resistance.
During practical implementation, the count of said first wire sheathing and/or said second wire sheathing preferably is not less than 80%.
Count be on line diameter, foundation structure diameter, total number of spindles, each spindle on single line number of share of stock and the unit length spindle intersect the function of counting, should be calculated as follows:
Count=(2F-F
2) * 100%
In the formula: F=NPd/sin α
And: C---participate in total number of spindles of braiding;
N---the single line number of share of stock on each spindle;
P---the spindle intersection is counted on the unit length; 1/mm
D---line diameter, mm;
Foundation structure diameter under D---the braid, mm.
The structural strength of the big more wire sheathing of count is strong more, and its shock proof ability is also just strong more.Reach at count and can satisfy the opposing mining area more than 80% basically with the structural strength of the shock wave that explosive charge produced.
In each execution mode of the present invention, as preferred version,
All stranded good paired said signal transmssion lines twist together each other;
And/or
All said power transmission lines twist together each other.
Can further improve signal transmssion line and the stranded tightness degree of power transmission line like this, make whole impact resistance stronger.
In each execution mode of the present invention, as preferred version,
The inwall of said first wire sheathing is coated with one deck waterstop;
And/or
The inside of said first wire sheathing is filled with the filler that blocks water; Said first cable core is passed by the inside of the said filler that blocks water.
Can effectively stop moisture to soak into like this to the inside of cable.
In each execution mode of the present invention, as preferred version, the material of said signal transmssion line and said power transmission line is zinc-plated soft circular copper wire.
Zinc-plated soft circular copper wire is one type of transmission line that national standard (GB/T 4910-2009) is arranged, and has special specification table to be convenient to select.When carrying out the cable splice welding, zinc-plated soft circular copper wire can directly be operated through the tin complete connection that melts the surface, and is very convenient, quick.
The production method of cable comprises the following steps:
Appearance at every said signal transmssion line extrudes said insulating barrier;
Every pair of said signal transmssion line is carried out stranded each other, and with stranded good many that said signal transmssion line is formed said first cable core is stranded;
Weave said first wire sheathing in the outside of said first cable core;
Appearance at said first wire sheathing extrudes said first sheath;
Many said sub-power transmission lines are twisted into said power transmission line each other;
Appearance at every said power transmission line extrudes said insulating barrier, and all said power transmission lines are formed said second cable core;
Weave said second wire sheathing in the outside of said second cable core;
Appearance at said second wire sheathing extrudes said second sheath;
Said first sheath is connected through said connecting band with said second sheath.
Insulating barrier can be made up of polyvinyl chloride or perfluoroethylene-propylene insulating material, and these two kinds of materials all have good insulation performance, fire prevention and fire resistance, and wherein perfluoroethylene-propylene also has extremely strong high-temperature stability.
During practical implementation,
Stranded good many steps that said signal transmssion line is formed said first cable core are specially: all stranded good paired said signal transmssion lines are twisted together each other form said first cable core;
And/or
The step that all said power transmission lines is formed said second cable core is specially: all said power transmission lines are twisted together each other form said second cable core.
In each execution mode of the present invention, as preferred version,
With stranded good many said signal transmssion line is formed the step of said first cable core and weaves in the outside of said first cable core between the step of said first wire sheathing further comprise:
Smear the said filler that blocks water to the outside of said first cable core;
The step that weaves said first wire sheathing in the outside of said first cable core is specially: weave said first wire sheathing in the outside of the said filler that blocks water.
So just, can make cable obtain stronger waterproof ability, higher reliability can be arranged in the mining area that geological environment is complicated, condition is arduous.
In each execution mode of the present invention, as preferred version,
Further comprise smearing the step of the said filler that blocks water to the outside of said first cable core and weave in the outside of the said filler that blocks water between the step of said first wire sheathing:
External helicoid at the said filler that blocks water twines said waterstop;
The step that the outside of the said filler that blocks water weaves said first wire sheathing is specially: weave said first wire sheathing in the outside of said waterstop.
Can further improve the waterproof ability of cable like this.
In each execution mode of the present invention, as preferred version,
The appearance of said first wire sheathing extrude said first sheath step, extrude the step of said second sheath and said first sheath and said second sheath carried out through said connecting band step of connecting simultaneously in the appearance of said second wire sheathing, be specially:
With said first sheath, said second sheath and said connecting band co-extrusion; Connect as a whole at first sheath described in the co-extrusion process, said second sheath and said connecting band.
The manufacture craft of integral body is simplified, accomplished the production of first sheath, second sheath and connecting band simultaneously, and when producing, accomplish interconnecting of three, the three is combined together fully, not only production efficiency is high, and connection is also more firm.
In each execution mode of the present invention, as preferred version,
Said signal transmssion line is made after wire drawing, annealing by the tin-coated copper bar;
And/or
Said power transmission line is made after wire drawing, annealing by the tin-coated copper bar.
So just, can be made into the signal transmssion line and the power transmission line that can conveniently continue.
The present invention provide specific embodiment to describe below for better explaining.
As shown in Figure 1, a kind of cable comprises first cable core 12, second cable core 13, first wire sheathing 7, second wire sheathing 8, first sheath 4, second sheath 5 and connecting band 6;
Connect through connecting band 6 between first sheath 4 and second sheath 5.
The inwall of first wire sheathing 7 is coated with one deck waterstop 9;
The inside of first wire sheathing 7 is filled with the filler 10 that blocks water; First cable core 12 is passed by the inside of the filler 10 that blocks water.
The material of signal transmssion line 1 and sub-power transmission line 11 is zinc-plated soft circular copper wire.
The production method of cable, as shown in Figure 2, comprise the following steps:
201) appearance at said signal transmssion line extrudes said insulating barrier;
202) every pair of said signal transmssion line is carried out stranded each other, and all stranded good paired said signal transmssion lines are twisted together each other form said first cable core;
203) smear the said filler that blocks water to the outside of said first cable core;
204) external helicoid at the said filler that blocks water twines said waterstop;
205) weave said first wire sheathing in the outside of said waterstop;
206) many said sub-power transmission lines are twisted into said power transmission line each other;
207) appearance at every said power transmission line extrudes said insulating barrier, and all said power transmission lines are twisted together said second cable core of formation each other;
208) weave said second wire sheathing in the outside of the cable core of stranded good said power transmission line;
209) with said first sheath, said second sheath and said connecting band co-extrusion; Connect as a whole at first sheath described in the co-extrusion process, said second sheath and said connecting band.
Wherein, signal transmssion line and power transmission line make after wire drawing, annealing by the tin-coated copper bar.Step 201 can be carried out to 208 with step 206 to 205 simultaneously, perhaps carries out step 206 earlier and after 208, carries out step 201 to 205.
What should explain at last is: above execution mode and embodiment be only in order to explaining technical scheme of the present invention, but not to its restriction; Although the present invention has been carried out detailed explanation with reference to aforementioned embodiments and embodiment; Those of ordinary skill in the art is to be understood that: it still can be made amendment to aforementioned embodiments or technical scheme that embodiment put down in writing, perhaps part technical characterictic wherein is equal to replacement; And these are revised or replacement, do not make the essence disengaging embodiment of the present invention of relevant art scheme or the spirit and the scope of embodiment technical scheme.
Claims (10)
1. cable is characterized in that: comprise first cable core, second cable core, first wire sheathing, second wire sheathing, first sheath, second sheath and connecting band;
Said first cable core comprises many to being used for the signal transmssion line of transmission signals; The appearance of every said signal transmssion line all is enclosed with insulating barrier, and every pair of said signal transmssion line is stranded each other;
Said second cable core comprises the many power transmission lines that are used for transferring electric power; Every said power transmission line comprises many mutual stranded sub-power transmission lines, and the appearance of every said power transmission line also all is enclosed with insulating barrier;
Said first cable core places in said first sheath; Said first wire sheathing covers on the inwall of said first sheath;
Said second cable core places in said second sheath; Said second wire sheathing covers on the inwall of said second sheath;
Connect through said connecting band between said first sheath and said second sheath.
2. cable as claimed in claim 1 is characterized in that:
All stranded good paired said signal transmssion lines twist together each other;
And/or
All said power transmission lines twist together each other.
3. according to claim 1 or claim 2 cable is characterized in that:
The inwall of said first wire sheathing is coated with one deck waterstop;
And/or
The inside of said first wire sheathing is filled with the filler that blocks water; Said first cable core is passed by the inside of the said filler that blocks water.
4. according to claim 1 or claim 2 cable, it is characterized in that: the material of said signal transmssion line and said sub-power transmission line is zinc-plated soft circular copper wire.
5. like the production method of any described cable in the claim 1 to 4, it is characterized in that, comprise the following steps:
Appearance at every said signal transmssion line extrudes said insulating barrier;
Every pair of said signal transmssion line is carried out stranded each other, and with stranded good many that said signal transmssion line is formed said first cable core is stranded;
Weave said first wire sheathing in the outside of said first cable core;
Appearance at said first wire sheathing extrudes said first sheath;
Many said sub-power transmission lines are twisted into said power transmission line each other;
Appearance at every said power transmission line extrudes said insulating barrier, and all said power transmission lines are formed said second cable core;
Weave said second wire sheathing in the outside of said second cable core;
Appearance at said second wire sheathing extrudes said second sheath;
Said first sheath is connected through said connecting band with said second sheath.
6. the production method of cable as claimed in claim 5 is characterized in that,
Stranded good many steps that said signal transmssion line is formed said first cable core are specially: all stranded good paired said signal transmssion lines are twisted together each other form said first cable core;
And/or
The step that all said power transmission lines is formed said second cable core is specially: all said power transmission lines are twisted together each other form said second cable core.
7. the production method of cable as claimed in claim 5 is characterized in that,
With stranded good many said signal transmssion line is formed the step of said first cable core and weaves in the outside of said first cable core between the step of said first wire sheathing further comprise:
Smear the said filler that blocks water to the outside of said first cable core;
The step that weaves said first wire sheathing in the outside of said first cable core is specially: weave said first wire sheathing in the outside of the said filler that blocks water.
8. the production method of cable as claimed in claim 7 is characterized in that,
Further comprise smearing the step of the said filler that blocks water to the outside of said first cable core and weave in the outside of the said filler that blocks water between the step of said first wire sheathing:
External helicoid at the said filler that blocks water twines said waterstop;
The step that the outside of the said filler that blocks water weaves said first wire sheathing is specially: weave said first wire sheathing in the outside of said waterstop.
9. like the production method of any described cable in the claim 6 to 8, it is characterized in that,
The appearance of said first wire sheathing extrude said first sheath step, extrude the step of said second sheath and said first sheath and said second sheath carried out through said connecting band step of connecting simultaneously in the appearance of said second wire sheathing, be specially:
With said first sheath, said second sheath and said connecting band co-extrusion; Connect as a whole at first sheath described in the co-extrusion process, said second sheath and said connecting band.
10. like the production method of any described cable in the claim 6 to 8, it is characterized in that,
Said signal transmssion line is made after wire drawing, annealing by the tin-coated copper bar;
And/or
Said power transmission line is made after wire drawing, annealing by the tin-coated copper bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102338649A CN102751005A (en) | 2012-07-06 | 2012-07-06 | Cable and production method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102338649A CN102751005A (en) | 2012-07-06 | 2012-07-06 | Cable and production method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102751005A true CN102751005A (en) | 2012-10-24 |
Family
ID=47031107
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012102338649A Pending CN102751005A (en) | 2012-07-06 | 2012-07-06 | Cable and production method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102751005A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103646717A (en) * | 2013-12-02 | 2014-03-19 | 淮南市长安机电设备有限公司 | Mixed mining twisted-pair cable |
| CN105469883A (en) * | 2013-04-03 | 2016-04-06 | 江苏亨通线缆科技有限公司 | Overhead communication data high-speed transmission composite cable |
| CN106024131A (en) * | 2016-06-24 | 2016-10-12 | 安徽宜德电子有限公司 | Water-resistant data cable with power line |
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| JP3322366B2 (en) * | 1993-09-30 | 2002-09-09 | 三菱電線工業株式会社 | Composite leaky coaxial cable |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105469883A (en) * | 2013-04-03 | 2016-04-06 | 江苏亨通线缆科技有限公司 | Overhead communication data high-speed transmission composite cable |
| CN105469883B (en) * | 2013-04-03 | 2017-12-05 | 江苏亨通线缆科技有限公司 | Communication data composite rope |
| CN103646717A (en) * | 2013-12-02 | 2014-03-19 | 淮南市长安机电设备有限公司 | Mixed mining twisted-pair cable |
| CN106024131A (en) * | 2016-06-24 | 2016-10-12 | 安徽宜德电子有限公司 | Water-resistant data cable with power line |
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Application publication date: 20121024 |