CN215680150U - Data cable - Google Patents

Data cable Download PDF

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Publication number
CN215680150U
CN215680150U CN202120779802.2U CN202120779802U CN215680150U CN 215680150 U CN215680150 U CN 215680150U CN 202120779802 U CN202120779802 U CN 202120779802U CN 215680150 U CN215680150 U CN 215680150U
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China
Prior art keywords
wire
signal
cable
layer
core
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Active
Application number
CN202120779802.2U
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Chinese (zh)
Inventor
林松
郭志诚
鲍晨晨
欧阳强
陶炎飞
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Huizhou LTK Electronic Cable Co Ltd
LTK Electric Wire Huizhou Co Ltd
LTK Electric Wire Changzhou Co Ltd
Shenzhen Woer Special Cable Co Ltd
Original Assignee
Huizhou LTK Electronic Cable Co Ltd
LTK Electric Wire Huizhou Co Ltd
LTK Electric Wire Changzhou Co Ltd
Shenzhen Woer Special Cable Co Ltd
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Application filed by Huizhou LTK Electronic Cable Co Ltd, LTK Electric Wire Huizhou Co Ltd, LTK Electric Wire Changzhou Co Ltd, Shenzhen Woer Special Cable Co Ltd filed Critical Huizhou LTK Electronic Cable Co Ltd
Priority to CN202120779802.2U priority Critical patent/CN215680150U/en
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Publication of CN215680150U publication Critical patent/CN215680150U/en
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Abstract

The utility model relates to the technical field of electric wires and cables, in particular to a data cable which comprises a wire core assembly and an outer coating structure for coating the wire core assembly, wherein the wire core assembly comprises a plurality of groups of shielding signal wire groups; the shielding signal line group comprises a plurality of shielding signal core wire conductors and a ground wire. Through selecting for use the transposition of many superfine soft conductors, the shielding of shielding signal heart yearn conductor adopts double-deck aluminium foil band, the ground wire, the tinned copper wire weaving layer, hot melt polyester area, the structure in foaming PP area, the heart yearn transposition is through back-twist mode, the polyester fiber silk that increases high strength is the packing strip, promote the performance of cable, realize improving holistic resistant bending nature, the purpose that the protection cable does not split when long-term tow chain motion, guarantee the normal transmission of signal after the tow chain motion of 500 ten thousand, and resistant oily wear-resisting low temperature, both guarantee in the industrial equipment of cable that long-term tow chain uses and guarantee efficient signal transmission in long-term use.

Description

Data cable
Technical Field
The utility model relates to the technical field of electric wires and cables, in particular to a data cable.
Background
With the coming of the 4.0 era of industry, the role of machine vision in the field of intelligent manufacturing industry becomes more and more important, and the requirements of intelligent manufacturing on industrial robots are higher and higher, so that the problems can be solved intelligently and flexibly. In the process of digital signal conversion and transmission, the requirement for the USB wire is increased correspondingly, and the USB wire is also widely used in industry, such as laser cutting equipment, demonstrator, industrial camera, pipeline monitoring, and the like.
Because the industrial USB3.0 cable needs to be used for long-term drag chain movement, the long-term use of the electric performance can be adversely affected, and the signal transmission is affected. The single conductor of the existing common USB3.0 core wire is thicker, the twisting distance is larger, the twisting mode of the core wire does not adopt back twisting, the conductor is easy to break after the cable moves for a short time or a long time, and the shielding metal layer of the core wire is easy to crack, so that the high-frequency signal leakage is caused, and the normal signal transmission use of the cable is influenced.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a data cable, which comprises a wire core assembly and an outer coating structure for coating the wire core assembly, wherein the wire core assembly comprises a plurality of groups of shielding signal wire groups; the shielding signal line group comprises a plurality of shielding signal core line conductors, a ground wire, a plurality of layers of aluminum foil belting layers, a weaving layer and an outer tegument layer, wherein the aluminum foil belting layers, the weaving layer and the outer tegument layer sequentially cover the shielding signal core line conductors and the ground wire from inside to outside.
Preferably, the outer layer includes a hot-melt polyester tape and a foamed PP tape.
Preferably, the plurality of shielding signal core wire conductors are formed in a twisted pair mode, and the diameter of each shielding signal core wire conductor is 0.07-0.08 mm.
Preferably, the wire core assembly further comprises a signal wire group and a power wire group; filling strips are filled in gaps among the shielding signal line group, the signal line group and the power line group; the shielding signal line group, the signal line group and the power line group are untwisted and combined.
Preferably, the outer cover structure comprises a foaming PP layer, a braiding layer and a protective layer which sequentially wrap the wire core assembly from inside to outside.
Preferably, the braided layer is a braided tinned copper wire.
Preferably, the protective layer is made of a PVC material.
Preferably, the filling strip is made of polyester fiber yarns.
Preferably, the signal line group comprises a signal core conductor and a PP layer coating the signal core conductor; the diameter of the signal core wire conductor is 0.07-0.08 mm.
Preferably, the power cord set comprises a power core conductor and a PP layer coating the power core conductor; the diameter of the signal core wire conductor is 0.08-0.09 mm.
From the above, the following beneficial effects can be obtained by applying the utility model: through selecting for use the transposition of many superfine soft conductors, the shielding of shielding signal heart yearn adopts double-deck aluminium foil band, the ground wire, the tinned copper wire weaving layer, hot melt polyester area, the structure in foaming PP area, double-deck weaving layer guarantees the inside not fracture of cable, and combine the heart yearn transposition to pass through the mode of back-twist, can improve the long-term tow chain motion's of cable life greatly, the packing strip is done to the polyester fiber silk that increases high strength, promote the performance of cable, realize improving the resistant kink of whole cable, when long-term tow chain motion, reach the mesh that the protection sinle silk does not split, guarantee the normal transmission of signal after 500 ten thousand tow chain motions, and resistant oily wear-resisting low, both guarantee the industrial equipment of cable use for a long time in the tow chain and guarantee efficient signal transmission in long-term use, improve the resistant kink of whole cable.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments of the present invention or the prior art will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the utility model, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.
Fig. 1 is a diagram of a data cable structure according to an embodiment of the present invention.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is to be understood that the described embodiments are merely exemplary of the utility model, and not restrictive of the full scope of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In order to solve the above technical problem, this embodiment provides a data cable, as shown in fig. 1, which includes a core assembly and an outer cover structure covering the core assembly, the core assembly includes a plurality of groups of shielding signal line groups 10, each shielding signal line group 10 includes two shielding signal core conductors 11 and a ground line 13, the two shielding signal core conductors 11 are twisted to form, and a double-layer aluminum foil tape layer 12, a braid layer 15 and an outer cover layer 14 are sequentially coated on the outer sides of the shielding signal core conductors 11 and the ground line 13 from inside to outside. Through double-deck aluminium foil band layer 12, weaving layer 15 and outer tegument 14 realization improvement cable holistic resistant bending nature, when long-term tow chain motion, reach the mesh that the protection sinle silk does not split, guarantee the normal transmission of 500 ten thousand tow chain motion back signals, the beneficial effect that this application scheme reached is that the industrial equipment of both guaranteeing the cable uses for a long time the tow chain in the long-term use and guarantees efficient signal transmission again.
Specifically, as shown in fig. 1, a1 and a2 are the shielded signal line group 10, two shielded signal core conductors 11 are twisted into a pair, and the diameter of the shielded signal core conductor 11 is 0.07 mm. The conductor of the ground wire 13 is a single extremely-thin flexible concentric stranded conductor with the thickness of 0.05mm, and the shielded signal core wire conductor 11 is wrapped by a double-layer aluminum foil wrapping tape layer 12, a braid layer 15 and an outer coating layer 14 after being twisted in pairs, wherein the outer coating layer 14 is composed of a hot-melt polyester tape and a foamed PP tape. The weaving layer 15 is for weaving the tinned copper wire, and the tinned copper wire diameter is 0.08mm to combine the heart yearn transposition to pass through the mode of back-twist, can improve the long-term tow chain motion's of cable life greatly, double-deck weaving layer 15 guarantees that the cable is inside not ftractureing, improves the resistant bendability of whole cable.
The core assembly further includes a signal line group 20 and a power line group 30, as shown in fig. 1, B is the signal line group 20, C is the power line group 30, the gap between the shielding signal line group 10, the signal line group 20 and the power line group 30 is filled with a filler bar 40, and the shielding signal line group 10, the signal line group 20 and the power line group 30 are untwisted and molded. Furthermore, the filling strips 40 are made of high-strength polyester fiber yarns, so that the service life of the drag chain is further prolonged, and the conductor is not broken after the drag chain is dragged for more than 500 ten thousand times.
In order to realize the shielding and protecting functions of the wire core assembly, the outer cover structure comprises a foamed PP layer 50, a braid layer 15 and a protective layer 60 which sequentially cover the wire core assembly from inside to outside. The foaming PP layer 50 has the characteristic of low dielectric constant, and the material of protective layer 60 is the PVC material, possesses resistant oily wear-resisting low temperature resistant and soft texture's characteristic, realizes improving holistic resistant buckling nature, and the protection conductor does not fracture when long-term tow chain motion, guarantees the normal transmission of signal in long-term tow chain motion use.
Further, the signal line group 20 includes two signal core conductors and a PP layer covering the signal core conductors, the two signal core conductors are twisted and formed, the PP layer with higher mechanical strength is covered on the outer layer after the core conductors are twisted, the core wires are twisted in a back twist mode, and the diameter of the signal core conductor is 0.07 mm.
The power cord set 30 comprises two power core conductors and a PP layer wrapping the power core conductors, the two power core conductors are twisted and formed, the outer layer of the twisted core conductors is wrapped with the PP layer with higher mechanical strength, the core conductors are twisted in the same way, the back twist mode is adopted for the core wire twisting, and the diameter of the signal core conductor is 0.08 mm.
In conclusion, according to the scheme of the utility model, a plurality of ultrafine soft conductors are selected for twisting, the shielding of the signal shielding core wires adopts the structure of a double-layer aluminum foil wrapping tape, a ground wire, a tinned copper wire braided layer, a hot-melt polyester tape and a foaming PP tape, the double-layer braided layer ensures that the inside of the cable is not cracked, the core wire twisting is combined to pass through a back-twist mode, the service life of the cable in long-term drag chain movement can be greatly prolonged, high-strength polyester fiber wires are added to serve as filling strips, the performance of the cable is improved, the bending resistance of the whole cable is improved, the purpose of protecting the wire cores from cracking is achieved in long-term drag chain movement, the normal transmission of signals after 500 ten thousand times of drag chain movement is ensured, the oil resistance, the wear resistance and the low resistance are realized, the long-term drag chain use in industrial equipment of the cable is ensured, the efficient signal transmission in the long-term use process is also ensured, and the bending resistance of the whole cable is improved.
The above-described embodiments do not limit the scope of the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the above-described embodiments should be included in the protection scope of the technical solution.

Claims (10)

1. A data cable, characterized by: the cable core assembly comprises a cable core assembly and an outer coating structure coating the cable core assembly, wherein the cable core assembly comprises a plurality of groups of shielding signal line groups (10); the shielding signal wire group (10) comprises a plurality of shielding signal core wire conductors (11), a ground wire (13), a plurality of layers of aluminum foil band layers (12), a braid layer (15) and an outer layer (14), wherein the shielding signal core wire conductors (11) and the ground wire (13) are sequentially coated from inside to outside.
2. The data cable of claim 1, wherein: the outer layer (14) comprises a hot melt polyester tape and a foamed PP tape.
3. The data cable of claim 2, wherein: the shielding signal core wire conductors (11) are formed in a twisted-pair mode, and the diameter of each shielding signal core wire conductor (11) is 0.07-0.08 mm.
4. The data cable of claim 1, wherein: the wire core assembly further comprises a signal wire group (20) and a power wire group (30); filling bars (40) are filled in gaps among the shielding signal line group (10), the signal line group (20) and the power line group (30); the shielding signal line group (10), the signal line group (20) and the power line group (30) are untwisted and combined.
5. The data cable of claim 4, wherein: the outer quilt structure comprises a foaming PP layer (50), a weaving layer (15) and a protection layer (60) which sequentially wrap the wire core assembly from inside to outside.
6. The data cable of claim 5, wherein: the braided layer (15) is a braided tinned copper wire.
7. The data cable of claim 5, wherein: the protective layer (60) is made of PVC material.
8. The data cable of claim 4, wherein: the filling strips (40) are made of polyester fiber yarns.
9. The data cable of claim 4, wherein: the signal wire group (20) comprises a signal core wire conductor and a PP layer coating the signal core wire conductor; the diameter of the signal core wire conductor is 0.07-0.08 mm.
10. The data cable of claim 4, wherein: the power cord set (30) comprises a power core conductor and a PP layer coating the power core conductor; the diameter of the signal core wire conductor is 0.08-0.09 mm.
CN202120779802.2U 2021-04-16 2021-04-16 Data cable Active CN215680150U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202120779802.2U CN215680150U (en) 2021-04-16 2021-04-16 Data cable

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202120779802.2U CN215680150U (en) 2021-04-16 2021-04-16 Data cable

Publications (1)

Publication Number Publication Date
CN215680150U true CN215680150U (en) 2022-01-28

Family

ID=79970468

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202120779802.2U Active CN215680150U (en) 2021-04-16 2021-04-16 Data cable

Country Status (1)

Country Link
CN (1) CN215680150U (en)

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