CN205451836U - Drag chain cable - Google Patents
Drag chain cable Download PDFInfo
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- CN205451836U CN205451836U CN201620240731.8U CN201620240731U CN205451836U CN 205451836 U CN205451836 U CN 205451836U CN 201620240731 U CN201620240731 U CN 201620240731U CN 205451836 U CN205451836 U CN 205451836U
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Abstract
The utility model provides a drag chain cable, includes that a plurality of outsides cover has a conductor core of insulating layer, the outside cover of insulating layer is equipped with the oversheath layer, follows the jacketed inner wall evenly distributed of wai hu has a plurality ofly and the first recess of insulating layer assorted, the jacketed centre of a circle department of wai hu is equipped with the centre frame, follows the outer peripheral face evenly distributed of centre frame has the second recess that corresponds with first groove phase. Because mutually supporting of first recess and second recess to just, all separate each conductor core alone, simultaneously, first recess and second recess are evenly distributed, and have a spacing effect to the conductor core, so as to prevents effectively that the whole piece cable from when being removed, taking place winding phenomenon between the conductor core, have reduced the possibility of conductor core retraction to the oversheath in.
Description
Technical field
This utility model relates to field of cables, particularly to a kind of drag chain cable.
Background technology
The occasion moved back and forth, in order to prevent cable to tangle, abrasion is needed at unit; pull, hooking and at random, often cable is put in cable-pulling chain; cable is formed protection, and cable can also realize moving back and forth with drag chain, this can follow that drag chain carries out moving back and forth and nonabradable high flexibility private cable is just drag chain cable; it is widely used in industrial electronic system, automatically generates line, storage facilities; robot; fire-fighting system, crane, the field such as Digit Control Machine Tool and metallurgical industry.At present, along with the increase year by year of container hargour hoisting machinery demand, whole world harbour machinery yield is with the speed increment of every annual nearly 20%, and the demand of domestic annual harbour machinery manufacturing industry has reached 80 hundred million.World Economics speedup and global trade speedup are that the demand affecting global container crane is significantly increased, and directly have stimulated the newly-built investment with transformation to container terminal of harbour, the whole world, and the increase of Large Container Ship order.
As the Chinese patent " drag chain cable " of Application No. 201420098344.6 discloses a kind of drag chain cable, including conductor sandwich layer, insulating barrier, inner restrictive coating, braid, nonwoven layer and external sheath layer.Described insulating barrier is coated with described conductor sandwich layer.It is peripheral that described inner restrictive coating is arranged at described insulating barrier.Described braid is coated with described inner restrictive coating.Described nonwoven layer is around being wrapped in described braid.Described external sheath layer is coated with described nonwoven layer.
Although, this kind drag chain cable tool non-deformability is strong, shielding properties good, the feature of length in service life, excellent electrical properties.
But, owing to drag chain having converged a lot of conductor elements, thus dragging when, the most very possible generation is mutually wound around conductor element in drag chain, thus be just likely to result in conductor element retraction drag chain, thus cause the disengaging between conductor element and electrical appliance, it is unfavorable for the normal operation of electrical appliance.
Utility model content
The purpose of this utility model is to provide a kind of drag chain cable avoiding conductor element to be mutually wound around.
Above-mentioned purpose of the present utility model has the technical scheme that a kind of drag chain cable, the conductor cores of insulating barrier it is cased with including some outsides, the outer sheath of described insulating barrier is provided with external sheath layer, inwall along described external sheath layer is evenly distributed with some the first grooves matched with insulating barrier, the circle centre position of described external sheath layer is provided with centre frame, and the outer peripheral face along described centre frame is evenly distributed with second groove corresponding with the first groove.
Due to cooperating of the first groove and the second groove, thus just each conductor cores is individually separated, simultaneously, first groove and the second groove are equally distributed, and conductor cores is had spacing effect, it is thus possible to be effectively prevented whole piece cable by mobile when, there is the phenomenon being wound around between conductor cores, reduce the probability that conductor cores is retracted in oversheath.
As preferably, the bottom of described first groove and the bottom of the second groove are arc.
Due to arc and the outer surface being more matched with conductor cores of conductor cores, such first groove and the second groove all can compare on the surface being closely adhered to conductor cores, thus increase the friction between the first groove and the second groove and conductor cores, and then while avoiding conductor cores to be mutually wound around, it is also possible to reduce the probability in conductor cores retraction external sheath layer further.
As preferably, described conductor cores is formed by some copper wires are stranded, a diameter of the 0.05 of described copper wire～0.12mm.
Form owing to conductor cores is that many copper wires are stranded, and the diameter of every copper wire is the most superfine, thus conductor is not on the premise of changing original cross section, has been improved the flexibility of conductor cores, consequently facilitating whole cable carries out the rotation of 360 °, so substantially increase cable utilize scope.
As preferably, described insulating barrier is semi-rigid layer of PVC.
Owing to semi-rigid layer of PVC has UV resistant, solvent resistant, the feature such as high temperature resistant and low temperature resistant; so it serves, to conductor cores, the effect of being effectively protected; enhance the aging-resistant ability of conductor cores; and water-fast function; and conductor also is able to long-term normal work in the environment of-40 DEG C and 120 DEG C, thus substantially increases the range of application of cable.Add semi-rigid layer of PVC and there are good insulating properties, it is possible to effectively avoid the generation of cable leakage phenomenon.
As preferably, described external sheath layer is the fine composite layer of fourth.
The insulating properties of the fine composite layer of fourth are strong, so it is possible to prevent conductor cores generation leaky.And it is strong that the fuel tolerance capability of the fine composite layer of fourth own compares, so being not easy to be contaminated, and it has good flexibility, bends change so it is easy to whole cable, and is not easy fracture.It addition, it also has good aging-resistant ability, so substantially prolongs the service life that cable is overall.
As preferably, the outer layer of described external sheath layer scribbles ABS coating.
ABS coating not only has good aging-resistant ability, extend the service life that cable is overall, and the ability of its resistant to mechanical damage is also the best, the most just it can be avoided that external sheath layer incurs loss, and make the conductor cores of inside be destroyed, it is possible to extend cable whole service life further.
As preferably, being provided with nonwoven layer in described external sheath layer, the lower section of described nonwoven layer is provided with projection.
Owing to non-woven fabrics has the performance of protection against the tide, so it can strengthen the waterproof ability of cable, such cable just can be used in the position of humidity.Meanwhile, its quality is soft, so conductor cores can also be played cushioning effect by it, so when cable is by enormous impact when conductor cores can also Packing Intact, thus improve the ability of the resistant to mechanical damage of cable.And owing to projection self also has certain gravity, and it is provided in the lower section of non-woven fabrics, so no matter cable how rolling, cable can return to the state that projection is downward all the time, thus the most just improve the stability that cable is overall, further avoid the probability that conductor cores is mutually wound around.
In sum, this utility model has the advantages that
1. due to the first groove and the setting of the second groove, thus reduce the probability that conductor cores is mutually wound around；
2. insulating barrier is semi-rigid layer of PVC, and external sheath layer is the fine composite layer of fourth, and both act on the service life that substantially prolongs cable jointly；
3.ABS coating and the setting of harmless cloth, further increase the external sheath layer defencive function to conductor cores, further increase the properties of cable；
4. the setting of projection so that the center of gravity of cable is the most amesiality, no matter how cable is rotated, last cable all can return to projection towards state, the most just improve the stability of cable.
Accompanying drawing explanation
Fig. 1 is the structural representation of drag chain cable.
In figure, 1, conductor cores；2, insulating barrier；3, external sheath layer；31, the first groove；4, centre frame；41, the second groove；5, ABS coating；6, nonwoven layer；7, projection.
Detailed description of the invention
Below in conjunction with accompanying drawing 1, this utility model is described in further detail.
A kind of drag chain cable, the conductor cores 1 of insulating barrier 2 it is cased with including some outsides, the quantity of conductor cores 1 can determine as the case may be, conductor cores 1 is seven herein, the outer sheath of insulating barrier 2 is provided with external sheath layer 3, inwall along external sheath layer 3 is evenly distributed with some the first grooves 31 matched with insulating barrier 2, and the circle centre position of external sheath layer 3 is provided with centre frame 4, and the outer peripheral face along centre frame 4 is evenly distributed with second groove 41 corresponding with the first groove 31.Herein, centre frame 4 is made up of silicone rubber, and its quality is soft, so anything will be caused to affect the bending of cable.
Due to cooperating of the first groove 31 and the second groove 41, thus just each conductor cores 1 is individually separated, simultaneously, first groove 31 and the second groove 41 are equally distributed, and conductor cores 1 is had spacing effect, it is thus possible to be effectively prevented whole piece cable by mobile when, there is the phenomenon being wound around between conductor cores 1, reduce the probability that conductor cores 1 is retracted in oversheath.
The bottom of the first groove 31 and the bottom of the second groove 41 are arc.Due to arc and the outer surface being more matched with conductor cores 1 of conductor cores 1, such first groove 31 and the second groove 41 all can compare on the surface being closely adhered to conductor cores 1, thus increase the friction between the first groove 31 and the second groove 41 and conductor cores 1, and then while avoiding conductor cores 1 to be mutually wound around, it is also possible to reduce the probability in conductor cores 1 retraction external sheath layer 3 further.
Conductor cores 1 is formed by some copper wires are stranded, a diameter of the 0.05 of copper wire～0.12mm.The radical of copper wire can determine as the case may be, and the quantity of copper wire is 100 herein.
Form owing to conductor cores 1 is that many copper wires are stranded, and the diameter of every copper wire is the most superfine, thus conductor is not on the premise of changing original cross section, has been improved the flexibility of conductor cores 1, consequently facilitating whole cable carries out the rotation of 360 °, so substantially increase cable utilize scope.
Insulating barrier 2 is semi-rigid layer of PVC.Owing to semi-rigid layer of PVC has UV resistant, solvent resistant, the feature such as high temperature resistant and low temperature resistant; so it serves, to conductor cores 1, the effect of being effectively protected; enhance the aging-resistant ability of conductor cores 1; and water-fast function; and conductor also is able to long-term normal work in the environment of-40 DEG C and 120 DEG C, thus substantially increases the range of application of cable.Add semi-rigid layer of PVC and there are good insulating properties, it is possible to effectively avoid the generation of cable leakage phenomenon.
External sheath layer 3 is the fine composite layer of fourth.The insulating properties of the fine composite layer of fourth are strong, so it is possible to prevent conductor cores 1 that leaky occurs.And it is strong that the fuel tolerance capability of the fine composite layer of fourth own compares, so being not easy to be contaminated, and it has good flexibility, bends change so it is easy to whole cable, and is not easy fracture.It addition, it also has good aging-resistant ability, so substantially prolongs the service life that cable is overall.
The outer layer of external sheath layer 3 scribbles ABS coating 5.ABS coating 5 not only has good aging-resistant ability, extend the service life that cable is overall, and the ability of its resistant to mechanical damage is also the best, the most just it can be avoided that external sheath layer 3 incurs loss, and make the conductor cores 1 of inside be destroyed, it is possible to extend cable whole service life further.
Being provided with nonwoven layer 6 in external sheath layer 3, the lower section of nonwoven layer 6 is provided with projection, and the weight of projection 7 is the 1/5 of whole cable herein, it is also possible to select the weight of cable as the case may be.Owing to non-woven fabrics has the performance of protection against the tide, so it can strengthen the waterproof ability of cable, such cable just can be used in the position of humidity.Meanwhile, its quality is soft, so conductor cores 1 can also be played cushioning effect by it, so when cable is by enormous impact when conductor cores 1 can also Packing Intact, thus improve the ability of the resistant to mechanical damage of cable.And owing to projection 7 self also has certain gravity, and it is provided in the lower section of non-woven fabrics, so no matter cable how rolling, cable can return to the state that projection 7 is downward all the time, thus the most just improve the stability that cable is overall, further avoid the probability that conductor cores 1 is mutually wound around.
This specific embodiment is only to explanation of the present utility model; it is not to restriction of the present utility model; the present embodiment can be made after reading this specification by those skilled in the art as required does not has the amendment of creative contribution, but as long as all being protected by Patent Law in right of the present utility model.
Claims (7)
1. a drag chain cable, the conductor cores (1) of insulating barrier (2) it is cased with including some outsides, the outer sheath of described insulating barrier (2) is provided with external sheath layer (3), it is characterized in that: the inwall along described external sheath layer (3) is evenly distributed with some the first grooves (31) matched with insulating barrier (2), the circle centre position of described external sheath layer (3) is provided with centre frame (4), and the outer peripheral face along described centre frame (4) is evenly distributed with second groove (41) corresponding with the first groove (31).
A kind of drag chain cable the most according to claim 1, it is characterised in that: the bottom of described first groove (31) and the bottom of the second groove (41) are arc.
A kind of drag chain cable the most according to claim 2, it is characterised in that: described conductor cores (1) is formed by some copper wires are stranded, a diameter of the 0.05 of described copper wire～0.12mm.
A kind of drag chain cable the most according to claim 3, it is characterised in that: described insulating barrier (2) is semi-rigid layer of PVC.
A kind of drag chain cable the most according to claim 4, it is characterised in that: described external sheath layer (3) is the fine composite layer of fourth.
A kind of drag chain cable the most according to claim 5, it is characterised in that: the outer layer of described external sheath layer (3) scribbles ABS coating (5).
A kind of drag chain cable the most according to claim 6, it is characterised in that: being provided with nonwoven layer (6) in described external sheath layer (3), the lower section of described nonwoven layer (6) is provided with projection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620240731.8U CN205451836U (en) | 2016-03-25 | 2016-03-25 | Drag chain cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620240731.8U CN205451836U (en) | 2016-03-25 | 2016-03-25 | Drag chain cable |
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| Publication Number | Publication Date |
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| CN205451836U true CN205451836U (en) | 2016-08-10 |
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| CN201620240731.8U Active CN205451836U (en) | 2016-03-25 | 2016-03-25 | Drag chain cable |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113161060A (en) * | 2021-05-06 | 2021-07-23 | 重庆泰山电缆有限公司 | Aluminum-plastic composite tape, cable wrapping method and cable |
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2016
- 2016-03-25 CN CN201620240731.8U patent/CN205451836U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113161060A (en) * | 2021-05-06 | 2021-07-23 | 重庆泰山电缆有限公司 | Aluminum-plastic composite tape, cable wrapping method and cable |
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