CN109390833A - A kind of drag cable Joining Technology method - Google Patents
A kind of drag cable Joining Technology method Download PDFInfo
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- CN109390833A CN109390833A CN201811138416.4A CN201811138416A CN109390833A CN 109390833 A CN109390833 A CN 109390833A CN 201811138416 A CN201811138416 A CN 201811138416A CN 109390833 A CN109390833 A CN 109390833A
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- conductor silk
- cable
- joining technology
- stock
- technology method
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
- H01R43/033—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for wrapping or unwrapping wire connections
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Abstract
The invention discloses a kind of drag cable Joining Technology methods, are mainly divided to 3 steps to the connection of single-phase core: first is that the conductor silk that two broken ends of cable will be connected as same phase core is respectively classified into multiply；Second is that by the share split conductor silk of two broken end phase cores of previous step respectively from intermediate position doubling, with the hook-type that is formed after doubling, mutual hook connects correspondingly；Third is that the fold-back section behind each stock conductor silk fold point of previous step is successively staggeredly passed through from the gap between the reservation paragraph adjacent strands before fold point, recycle successively to intert repeatedly and be mutually woven together, until fold-back segment length all weaves completion；After the completion of braiding, insulation processing is carried out to the individual event core junction.Using the method, the excessively electric sectional area of conductor silk, but also tension stress when guarantor's energy barrier cable dragging not only can guarantee, it is ensured that power supply safety is reliable.The process is simple and easy to operate, and improvement cost is very cheap, has promotional value.
Description
Technical field
The invention belongs to electrical technology fields, more particularly to a kind of drag cable Joining Technology method.
Background technique
It is since electric LHD has advantages, the domestic and international mine main force ore removal equipment multiselect type such as energy-saving and environmental protection, efficient
Electric LHD.By taking certain mountain mine ore removal lectotype selection is the EST-3.5 type electric LHD of voltage class 1000v as an example, due to
For the electric LHD without cable-remover, working environment at coal mines is severe, and the appearance drag cable after operation through perseverance is scratched, broken.It should
Equipment uses 1000V voltage, and voltage class is higher, and impaired cable can not be reused without dealing carefully with, and returns operation
Personnel bring very big security risk.If renew every time, because drag cable is expensive, production cost is considerably increased,
Mine overall efficiency is affected.
For the drag cable connection processing broken, existing electrician's wiring technique is all unable to reach the safety of long period
Requirement, cable junctions are difficult to be subjected to constantly pulling stress back and forth, are often dragged uncoupling point again quickly, or cause contact
Place's conductor cross sectional area is small, is not able to satisfy the requirement for carrying the electric power, becomes the risk point or cable for be easy to causeing safety accident
Contact global sections are more much larger than the section of former cable itself, influence cable dragging, also unsightly.
Summary of the invention
In order to solve the above-mentioned technical problem, by various trials, a kind of drag cable Joining Technology side is creatively found
Method will first need the cable connected broken end damaged portion to remove, then be attached, connect if cable broken end is had damage
Process is: the outer layer insulation skin (5) of (1) two broken end (2) of cable is peeled off one section, preferably external insulation skin (5)
Peel each phase core (3) that at least 40cm length exposes the corresponding length in cable off；Cable (1) outer layer insulation skin (5) is shelled again
The interior insulation skin (6) for each phase core (3) exposed after falling peels one section off, and interior insulation skin (6) preferably peels at least 20cm length off
Expose the conductor silk (4) of the corresponding length in phase core (3)；Then each phase core (3) is attached respectively, single phase core
(3) connection the following steps are included:
Step 1: the conductor silk (4) that (1) two broken end (2) of cable will be connected as same phase core (3) is divided respectively
At multiply, it can be 3 strands or 3 strands or more, each stock conductor silk (4) of a broken end (2) is calculated as A1, A2 ... respectively An, separately
Each stock conductor silk (4) of one broken end (2) is calculated as B1, B2 ... respectively Bn, n are the number of share of stock that is divided into；It is led in order to prevent with stock
Body silk (4) is broken up, and respectively can will be snarled on conductor silk (4) head with root with adhesive plaster with stock conductor silk (4)；
Step 2: by the share split conductor silk (4) of two broken end (2) phase cores (3) of previous step respectively from middle part
Position doubling, with the hook-type that is formed after doubling, mutual hook connects correspondingly, it may be assumed that the break of A1 and the break hook of B1 connect, the folding of A2
Point connects with the break hook of B2, and so on to the break of An and the break hook company of Bn；
Step 3: by the fold-back section (9) after each stock conductor silk (4) fold point (10) of previous step successively staggeredly from doubling
It passes through in the gap between reservation paragraph (11) adjacent strands before point (10), is mutually woven together, such as: by the fold-back section (9) of A1
It is passed through from the gap of A1, A2 strands of reservation paragraphs (11) conductor silk (4), the fold-back section (9) of A2 is from A2, A3 strands of reservation paragraph (11)
It is passed through in the gap of conductor silk (4), and so on, that is to say, that the fold-back section (9) of An is from An, A1 strands reservation paragraph (11) conductor
It is passed through in the gap of silk (4), passes through the gap of two conductor silks (4) every time, recycled successively intert until fold-back section repeatedly
(9) length all weaves completion；Using same method to B1, B2 ..., Bn bursts of conductor silks (4) are woven, and after the completion of braiding, are removed
It prevents that same stock conductor silk (4) from breaing up in the adhesive plaster that conductor silk (4) head and root snarl, which is connected
Place carries out insulation processing；Insulation processing can be the insulating tape winding with relevant voltage, in order to guarantee insulation effect, preferably twine
Around no less than 3 layers；
After each phase core (3) connection, each phase core (3) can all be wound with black tape integral.In order to increase
The abrasionproof performance of the forceful electric power cable connecting portion increases scuff-resistant coating (8) outside insulation processing, and scuff-resistant coating (8) can be wound around black
Adhesive tape is preferably entwined around no less than 3 layers.In addition, as needed, in order to increase waterproof performance, increasing waterproof outside insulation processing
Layer (7), waterproof layer (7), which can be, is first wound in waterproof layer (7), waterproof with adhesive waterproof tape before the winding of scuff-resistant coating (8) black tape
It is more secure that adhesive tape winding is no less than 3 layers of waterproof effect.In use, preferably every once to be checked using 8 hours, it sees
It sees the abrasion condition of cable, and carries out the reparation of scuff-resistant coating (8) as needed, to better ensure that the service life of junction.
It is preferred that each stock that the conductor silk (4) of same phase core (3) is divided into step 1 keeps thickness equal
It is even, to guarantee that it is relatively uniform that each stock bears ability.
It is preferred that the conductor silk (4) of same phase core (3) is respectively classified into 5-12 strands in step 1, Bu Huiyin
Cause per share too small and sub-thread to bear power too much for share split number too small, can guarantee bonding strength needs, and weave too complicated；Again not
It can make very little the too thick bad braiding of sub-thread because of share split number, and influence braiding intensity.
It is preferred that the conductor silk (4) of same phase core (3) is respectively classified into even number stock in step 1, if same
Conductor silk (4) radical in phase core (3) is odd number, can will wherein 1 conductor silk (4) from step 2 conductor silk doubling position
Amputation, so that braiding process is more convenient.
It is preferred that stock conductor silk (4) fold point (10) is located at same section in step 2, so that each stock conductor silk
(4) pulling force undertaken when using is relatively uniform, and sub-thread will not be caused to be broken and influence conductor energization section because of pulling force unevenness
Product, or even accident occurs.
Using such drag cable Joining Technology method, the conductor silk (4) of phase core (3) is not divided into multiply and carries out intersection volume
It knits, on the basis of guaranteeing the electric sectional area excessively of conductor silk (4), has also ensured tension stress when cable (1) pulls；By right
Connecting portion carries out waterproof, insulation, Wear-resistant Treatment, it is ensured that power supply safety is reliable, ensures operator's safety, cuts at cable connection
Face even thickness facilitates equipment drag cable without bulge, and and beautiful.The process is tried out and has been ground in certain mine
Study carefully, it is determined that the feasibility of the process ensure that electric LHD operator's safe construction, reduce construction cost.
The process is simple and easy to operate, and improvement cost is very cheap, has promotional value.
Detailed description of the invention
Fig. 1 is that multiply conductor silk doubling hook connects schematic diagram in single-phase core；
Fig. 2 is that cable is broken schematic diagram；
Fig. 3 is cable cross-section schematic diagram, and schematic diagram selection is the cable containing three phase cores；
Fig. 4 is that cable broken end peels the schematic diagram after SI semi-insulation skin off, and schematic diagram selection is containing three phase cores
Cable；
Fig. 5 is that schematic cross-section is managed in the phase core junction of cable；
In figure: 1- cable, 2- broken end, 3- phase core, 4- conductor silk, 5- outer layer insulation skin, 6- interior insulation skin, 7- waterproof
Layer, 8- scuff-resistant coating, the fold-back section of 9- conductor silk (4), the fold point of 10- conductor silk (4), the reservation paragraph of 11- conductor silk (4).
Specific embodiment
The drag cable Joining Technology method is described in detail below in conjunction with some embodiment, which only should
One of embodiment of process is not unique embodiment, so the implementation embodiment should not be understood as to this
Invent the restriction of claimed practical range.
The embodiment Joining Technology method is: first the outer layer insulation skin (52) of (1) two broken end (2) of cable being peeled off
One section of 40cm length exposes each phase core (3) of the about 40cm length in cable (1)；Again by each of the 40cm length of exposing
The interior insulation skin (6) of phase core (3) peels one section of about 20cm length off, and the conductor silk (4) of phase line in-core exposes 20cm length
One section；Then each phase core (3) is attached respectively, the connection of single phase core (3) the following steps are included:
One, the conductor silk (4) that two broken ends (2) will be connected as the 20cm length of same phase core (3) divides respectively
At uniform 6 strands, each stock conductor silk (4) of a broken end (2) is calculated as A1, A2 ... respectively A6, another broken end (2) it is each
Stock conductor silk (4) B6 that is calculated as B1, B2 respectively ...；It is broken up in order to prevent with stock conductor silk (4), adhesive plaster will be used respectively with stock conductor silk
Conductor silk (4) head is snarled with root；
Two, by the share split conductor silk (4) of two broken end (2) phase cores (3) of previous step respectively from exposed portion
Centre about 10cm position doubling, with the hook-type that is formed after doubling, mutual hook connects correspondingly, it may be assumed that the break of A1 and the break of B1
Hook connects, and the break of A2 and the break hook of B2 connect, and so on, the break of A6 and the break hook of B6 connect；The step keeps each stock to lead
Body silk fold point (10) cross section place is identical；
Three, the fold-back section (9) after each stock conductor silk (4) fold point (10) of previous step is successively interlocked before fold point
Reservation paragraph (11) adjacent strands between gap in pass through, be mutually woven together, such as: by the fold-back section (9) of A1 from A1, A2 strands
Reservation paragraph (passed through in the gap of 11 conductor silks (4), the fold-back section (9) of A2 from A2, A3 strands of reservation paragraph (11 conductor silks (4)
It is passed through in gap, and so on, that is to say, that the fold-back section (9) of A6 is from A6, A1 strands of the reservation paragraph (gap of 11 conductor silks (4)
In pass through, every time pass through two conductor silks (4) gap, recycle repeatedly successively intert until fold-back section (9) length is all compiled
It casts off into；Using same method to B1, B2 ..., B6 bursts of conductor silks (4) are woven, and after the completion of braiding, dismounting prevents same stock conductor
Silk (4) is broken up in the adhesive plaster that conductor silk (4) head and root snarl, and winds 3 layers of insulation to single phase core (3) junction
Adhesive tape carries out insulation processing；
After each phase core (3) connection, in order to increase waterproof performance, 3 layers first are wound into waterproof layer with adhesive waterproof tape
(7), then black tape is used to wind 3 layers as scuff-resistant coating (8), enhances the abrasionproof performance of the cable connecting portion.In addition it was using
Electrician personnel are arranged in journey, it is every once to be checked using 8 hours, look at the abrasion condition of cable, and prevented as needed
The reparation of layer (8) is ground, to better ensure that the service life of junction.
Claims (12)
1. a kind of drag cable Joining Technology method peels the outer layer insulation skin (5) of (1) two broken end (2) of cable off one section；
The interior insulation skin (6) for each phase core (3) exposed after cable (1) outer layer insulation skin (5) is peeled off again peels one section off；Then to each
Phase core (3) is attached respectively, it is characterised in that: the connection of single phase core (3) the following steps are included:
Step 1: the conductor silk (4) that (1) two broken end (2) of cable will be connected as same phase core (3) is respectively classified into more
Stock, each stock conductor silk (4) of a broken end (2) is calculated as A1, A2 ... respectively An, each stock conductor silk (4) point of another broken end (2)
Be not calculated as B1, B2 ... Bn, n is the number of share of stock that is divided into；
Step 2: by the share split conductor silk (4) of two broken end (2) phase cores (3) of previous step respectively from intermediate position pair
Folding, with the hook-type that is formed after doubling, mutual hook connects correspondingly；
Step 3: by the fold-back section (9) after each stock conductor silk (4) fold point (10) of previous step successively staggeredly from fold point
(10) mode passed through in the gap between reservation paragraph (11) adjacent strands before mutually weaves, and circulation is successively interted until fold-back section
(9) length all weaves completion；Using same method to B1, B2 ..., Bn bursts of conductor silks (4) are woven, after the completion of braiding, to this
Single-phase core (3) junction carries out insulation processing.
2. drag cable Joining Technology method according to claim 1, it is characterised in that: described disconnected by (1) two, cable
The length that the outer layer insulation skin (5) of head end (2) peels one section off is no less than 40cm.
3. drag cable Joining Technology method according to claim 1, it is characterised in that: described that cable (1) outer layer is exhausted
The length that the interior insulation skin (6) for each phase core (3) that edge skin (5) exposes after peeling off peels one section off is no less than 20cm.
4. drag cable Joining Technology method according to claim 1, it is characterised in that: same phase in the step 1
The conductor silk (4) of core (3) is respectively classified into 3 strands or 3 strands or more.
5. drag cable Joining Technology method according to claim 1, it is characterised in that: will be led with stock in the step 1
Body silk (4) is respectively snarled on conductor silk head with root with adhesive plaster.
6. drag cable Joining Technology method according to claim 1, it is characterised in that: same phase in the step 1
Each stock that the conductor silk (4) of core (3) is divided into keeps even thickness.
7. drag cable Joining Technology method according to claim 1, it is characterised in that: same phase in the step 1
The conductor silk (4) of core (3) is respectively classified into 5-12 strands.
8. drag cable Joining Technology method according to claim 1, it is characterised in that: same phase in the step 1
The conductor silk (4) of core (3) is respectively classified into even number stock.
9. drag cable Joining Technology method according to claim 1, it is characterised in that: stock conductor silk in the step 2
(4) fold point (10) are located at same section.
10. drag cable Joining Technology method according to claim 1, it is characterised in that: the step 3 insulation processing
It is wound around the insulating tape of no less than 3 layers relevant voltage.
11. drag cable Joining Technology method described in one of -10 according to claim 1, it is characterised in that: connect in the cable
Increase waterproof layer (7) outside the place's of connecing insulation processing.
12. drag cable Joining Technology method described in one of -10 according to claim 1, it is characterised in that: connect in the cable
Increase scuff-resistant coating (8) outside the place's of connecing insulation processing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811138416.4A CN109390833B (en) | 2018-09-27 | 2018-09-27 | Towing cable connection process method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811138416.4A CN109390833B (en) | 2018-09-27 | 2018-09-27 | Towing cable connection process method |
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| Publication Number | Publication Date |
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| CN109390833A true CN109390833A (en) | 2019-02-26 |
| CN109390833B CN109390833B (en) | 2020-07-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811138416.4A Active CN109390833B (en) | 2018-09-27 | 2018-09-27 | Towing cable connection process method |
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| CN (1) | CN109390833B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113257535A (en) * | 2021-03-25 | 2021-08-13 | 深圳市科达嘉电子有限公司 | Braided wire inductance coil and braided wire large current inductance |
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| CN108233142A (en) * | 2017-12-08 | 2018-06-29 | 中国北方发动机研究所(天津) | A kind of automobile-used thermocouple temperature sensor and cable bridging method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JPS628106U (en) * | 1985-06-29 | 1987-01-19 | ||
| CN101115668A (en) * | 2005-02-08 | 2008-01-30 | 株式会社岛精机制作所 | Method of piercing spun yarn and knitting including piercing of yarn |
| CN1734874A (en) * | 2005-07-19 | 2006-02-15 | 上海上缆辐照技术开发有限公司 | Equal diameter connector of power cable |
| CN203150716U (en) * | 2013-04-07 | 2013-08-21 | 福安市冠华电机有限公司 | Copper wire joint for motor |
| CN203377579U (en) * | 2013-06-28 | 2014-01-01 | 3M中国有限公司 | Cable joint protecting structure |
| CN104505690A (en) * | 2014-12-24 | 2015-04-08 | 贵州开磷（集团）有限责任公司 | Rubber-sheathed drag cable butt joint process |
| CN106469899A (en) * | 2015-08-19 | 2017-03-01 | 浙江正泰电缆有限公司 | A kind of gum cover cable water-blocking joint structure and preparation method thereof |
| CN106229785A (en) * | 2016-07-27 | 2016-12-14 | 苏州水木清华设计营造有限公司 | Electrical wire connection method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113257535A (en) * | 2021-03-25 | 2021-08-13 | 深圳市科达嘉电子有限公司 | Braided wire inductance coil and braided wire large current inductance |
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| CN109390833B (en) | 2020-07-10 |
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