CN212809846U

CN212809846U - Bending-resistant data patch cord

Info

Publication number: CN212809846U
Application number: CN202021928811.5U
Authority: CN
Inventors: 彭伟灵; 孙合瑞; 周龙冰
Original assignee: Dongguan Sinosyncs Industrial Co ltd
Current assignee: Dongguan Sinosyncs Industrial Co ltd
Priority date: 2020-09-07
Filing date: 2020-09-07
Publication date: 2021-03-26
Anticipated expiration: 2030-09-07

Abstract

The utility model belongs to the technical field of the cable, a anti data patch cord of buckling is disclosed. The bending-resistant data patch cord comprises a sheath and a cable assembly arranged in the sheath, wherein the cable assembly comprises a first electric wire module, a second electric wire module, a signal detection module, a power supply module, a reinforcing module and a main ground wire which are mutually twisted, the first electric wire module is used for transmitting a USB3.1 signal, the second electric wire module is used for transmitting a USB2.0 signal, the signal detection module is used for transmitting a detection signal, the signal detection module and the reinforcing module are jointly distributed in the central position of the cable assembly along the length direction, and nylon fibers are filled in the sheath; the utility model discloses can compatible USB3.1 signal transmission and USB2.0 signal transmission, and mechanical strength is big, has longer life.

Description

Bending-resistant data patch cord

Technical Field

The utility model relates to a cable technical field especially relates to an anti data patch cord of buckling.

Background

Along with the improvement of living standard, people pay more and more attention to the use experience of electronic products, and light, thin and small use requirements are put forward for various electronic products. When electronic products are designed to be light, thin and small, many functional modules and interface modules are often required to be abandoned.

To compensate for the above-mentioned disadvantage that the electronic product itself carries fewer accessories, various Type-C docking station products are derived in the market. The Type-C docking station is a device for expanding functions of electronic products such as a notebook, a computer and the like through a Type-C interface, and the electronic products are connected with various external devices such as a driver, a large-screen display, a keyboard, a printer, a scanner and the like through interfaces and slots provided by the Type-C docking station. Therefore, the Type-C docking station can enable a user to obtain the same convenience and comfort as a desktop computer when necessary, and can play the portability of the electronic product during mobile office and entertainment.

However, the function of the Type-C line adopted by the existing Type-C docking station is not comprehensive, and the existing Type-C docking station cannot be compatible with various USB transmission protocols and cannot meet the connection requirements of different electronic products. And the mechanical strength of the existing Type-C wire is poor, and the wire is easy to damage after being bent or swayed for more than 200 times, so that the use requirement of high strength can not be met.

Therefore, a need exists for a flex-resistant data patch cord that addresses the above-mentioned problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an anti data patch cord of buckling, it can compatible USB3.1 signal transmission and USB2.0 signal transmission, and mechanical strength is big, has longer life.

To achieve the purpose, the utility model adopts the following technical proposal:

the utility model provides an anti-bending data patch cord, its includes the sheath and locates cable subassembly in the sheath, cable subassembly includes first electric wire module, second electric wire module, signal detection module, power module, enhancement module and the main ground wire of transposition each other, first electric wire module is used for transmitting USB3.1 signal, second electric wire module is used for transmitting USB2.0 signal, signal detection module is used for transmitting the detected signal, signal detection module and enhancement module distribute jointly in cable subassembly is put along length direction's central point, the sheath intussuseption is filled with the nylon fiber.

Preferably, the signal detection module comprises four signal line groups, each signal line group comprises a first shielding layer and a first conductor arranged in the first shielding layer, nylon fibers are filled in the first shielding layer, the first shielding layer is an aluminum foil piece, and the specification of the first conductor is 19-core 32 AWG.

Preferably, the reinforcing module comprises a plurality of aramid filaments, and the aramid filaments are distributed among the four signal line groups.

Preferably, the first wire module comprises four first wire groups, each first wire group comprises two second conductors, a branch ground wire and a first insulating layer, and the two second conductors and the branch ground wire are arranged in the first insulating layer together.

Preferably, the second wire module includes two second conductors and a second insulating layer, and the two second conductors are commonly disposed in the second insulating layer.

Preferably, the second conductor has a gauge of 19 cores and 32 AWG.

Preferably, the power module comprises two power lines, each power line comprises a third conductor and a third insulating layer, the third conductor is arranged in the third insulating layer, nylon fibers are filled in the third insulating layer, and the specification of the third conductor is 50 AWG (core 23 AWG).

Preferably, the bending-resistant data patch cord further comprises a second shielding layer, the second shielding layer covers the cable assembly and is located between the sheath and the cable assembly, and the second shielding layer is an aluminum foil piece.

Preferably, the bending-resistant data patch cord further comprises a third shielding layer, the second shielding layer is wrapped by the third shielding layer and is located between the sheath and the second shielding layer, and the third shielding layer is an 85% tin-plated copper braided piece.

Preferably, the sheath is a thermoplastic elastomer, and the main ground wire has a size of 19 AWG core and 30 AWG.

The utility model has the advantages that:

the utility model discloses a first electric wire module is used for transmitting USB3.1 signal, and the second electric wire module is used for transmitting USB2.0 signal to compatible USB3.1 signal transmission and USB2.0 signal transmission, make the utility model discloses an anti-bending data patch cord can adapt to the electronic product of different USB interfaces; the signal detection module and the enhancement module distribute in cable subassembly along length direction's central point together and put, and the sheath intussuseption is filled with the nylon fibre for anti bending data patch cord has higher mechanical strength, in order to satisfy the user demand of higher strength, and bear the ordinary of relapse many times and buckle and sway, has prolonged life greatly.

Drawings

Fig. 1 is a schematic cross-sectional distribution diagram of a bend-resistant data patch cord of the present invention;

fig. 2 is a schematic cross-sectional distribution diagram of the signal detection module and the reinforcement module according to the present invention;

fig. 3 is a schematic cross-sectional view of the first wire set according to the present invention;

fig. 4 is a schematic cross-sectional view of a second wire set according to the present invention;

fig. 5 is a schematic cross-sectional distribution diagram of the power cord of the present invention;

fig. 6 is a partially enlarged view of a portion a in fig. 1.

In the figure:

100. an anti-buckling data patch cord; 10. a sheath; 20. a cable assembly; 21. a first wire set; 211. a second conductor; 212. dividing a ground wire; 213. a first insulating layer; 22. a second wire module; 221. a second insulating layer; 23. a signal line group; 231. a first shielding layer; 232. a first conductor; 24. a power line; 241. a third conductor; 242. a third insulating layer; 25. a reinforcement module; 26. a main ground wire; 30. nylon fibers; 40. a second shielding layer; 50. and a third shielding layer.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "left", "right", and the like are used in the orientation or positional relationship shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

Referring to fig. 1, the bending-resistant data patch cord 100 of the present embodiment is suitable for being used as a matching wire of a Type-C docking station, is compatible with USB3.1 signal transmission and USB2.0 signal transmission, has high mechanical strength, meets daily use requirements, and has a long service life. Of course, the bending-resistant data patch cord 100 can also be used in other wire application environments that require compatibility between USB3.1 signal transmission and USB2.0 signal transmission, so the application environment of the bending-resistant data patch cord 100 is not limited herein.

Referring to fig. 1 and 2, the bending-resistant data patch cord 100 of the present embodiment includes a sheath 10 and a cable assembly 20, the cable assembly 20 is disposed in the sheath 10, and the sheath 10 is filled with nylon fibers 30, where the nylon fibers 30 are cotton yarns. Preferably, the nylon fiber 30 is filled between the inner wall of the sheath 10 and the outer wall of the cable assembly 20 to ensure the roundness of the bending-resistant data patch cord 100, reduce the usage amount of the sheath 10 material, and reduce the production cost. The sheath 10 of the present embodiment is a thermoplastic Elastomer (TPE), has characteristics of high elasticity, high strength, high resilience, and high thermoplasticity, and is suitable for use as a high-quality sheath 10. The cable assembly 20 comprises a first wire module, a second wire module 22, a signal detection module, a power module, a reinforcement module 25 and a main ground 26, wherein the first wire module, the second wire module 22, the signal detection module, the power module, the reinforcement module 25 and the main ground 26 are mutually twisted, the first wire module is used for transmitting USB3.1 signals, the second wire module 22 is used for transmitting USB2.0 signals, the signal detection module is used for transmitting detection signals, the power module is used for connecting external power signals, and the main ground 26 is 19 AWG core 30. The bending-resistant data transfer line 100 of the embodiment becomes a full-function USB3.1 wire by arranging independent modules to transmit USB3.1 signals, USB2.0 signals, detection signals and power signals.

The signal detection module and the reinforcement module 25 are commonly distributed at the center of the cable assembly 20 along the length direction to further increase the roundness of the bending-resistant data patch cord 100. In addition, the reinforcement module 25 is located at the center of the cable assembly 20 along the length direction, so that the bending-resistant data patch cord 100 has better stretch resistance. The signal detection module comprises four signal line groups 23, the reinforcing module 25 comprises a plurality of aramid fibers (namely bulletproof fibers), the aramid fibers are distributed among the four signal line groups 23, and when the signal line groups 23 and the aramid fibers are twisted, the signal line groups 23 and the aramid fibers obtain the maximum tensile resistance, so that the bending-resistant data transfer line 100 obtains the maximum tensile resistance from the central position to each part.

The signal line group 23 includes a first shielding layer 231 and a first conductor 232, and the first conductor 232 is disposed in the first shielding layer 231. The first shielding layer 231 is an aluminum foil (specifically, aluminum foil mylar) to shield external interference and ensure the transmission stability of the signal line set 23. The signal line group 23 of this embodiment is produced by a horizontal pair twister, and the tension of the first shielding layer 231 is constant in the manufacturing process, so as to ensure that the signal line group 23 has stable high-frequency performance. Further, the first shielding layer 231 is filled with nylon fiber to increase the stretch resistance of the first conductor 232 in the signal line group 23. The first conductor 232 has a gauge of 19-core 32AWG, which has a smaller diameter and higher wobble than a single core of a conventional conductor gauge with the same cross-sectional area, and can withstand higher service strength. The four signal line groups 23 in this embodiment are set to be yellow, blue, purple and pink, respectively, so that the user can distinguish between them in the actual use process.

Referring to fig. 1 and 3, the first wire module of the present embodiment includes four first wire groups 21, and the four first wire groups 21 are distributed along the peripheral side of the signal detection module and the reinforcement module 25. The first wire set 21 includes two second conductors 211, a ground line 212 and a first insulating layer 213, and the two second conductors 211 and the ground line 212 are commonly disposed in the first insulating layer 213. For the convenience of subsequent use, the present embodiment performs color differentiation on the conductors of different first wire groups 21, specifically, the colors of the first insulating layers 213 corresponding to the two second conductors 211 of the first wire group 21 are yellow and green, the colors of the first insulating layers 213 corresponding to the two second conductors 211 of the second wire group 21 are blue and black, the colors of the first insulating layers 213 corresponding to the two second conductors 211 of the third wire group 21 are white and red, and the colors of the first insulating layers 213 corresponding to the two second conductors 211 of the fourth wire group 21 are orange and brown, so as to facilitate the user to perform differentiation during the actual use process.

Referring to fig. 1, 3 and 4, the second wire module 22 of the present embodiment includes two second conductors 211 and a second insulating layer 221, and the two second conductors 211 are commonly disposed in the second insulating layer 221. In this embodiment, one of the second insulating layers 221 corresponding to the two second conductors 211 is white, and the other is red, so that a user can distinguish between the two second insulating layers in an actual use process.

The conductors of the first wire module and the second wire module 22 are both the second conductor 211, and the second conductor 211 has a size of 19 AWG (core diameter of 32 AWG), and the size is smaller than that of a single guide core with the same cross-sectional area, higher swinging performance and higher use strength compared with the conventional conductor size.

Referring to fig. 1 and 5, the power module of the present embodiment includes two power lines 24, each power line 24 includes a third conductor 241 and a third insulating layer 242, the third conductor 241 is disposed in the third insulating layer 242, the third insulating layer 242 is filled with nylon fibers, and the third conductor 241 has a size of 50 AWG 23. In this embodiment, the two power lines 24 are both red to meet the industry requirements.

Referring to fig. 1, 2 and 6, the bending-resistant data patch cord 100 of the present embodiment further includes a second shielding layer 40 and a third shielding layer 50, the second shielding layer 40 covers the cable assembly 20 and is located between the sheath 10 and the cable assembly 20, and the second shielding layer 40 is an aluminum foil. The third shielding layer 50 covers the second shielding layer 40 and is located between the sheath 10 and the second shielding layer 40, and the third shielding layer 50 is an 85% tin-plated copper braided member. Through the above arrangement, the second shielding layer 40 and the third shielding layer 50 jointly shield and protect the cable assembly 20, and the first shielding layer 231 shields and protects the signal line group 23, so that the bending-resistant data patch cord 100 of the embodiment has triple shielding protection, is strong in anti-interference performance, and can effectively avoid noises such as electromagnetic interference. Preferably, the sheath 10, the third shielding layer 50 and the second shielding layer 40 are sequentially attached to each other, and since the third shielding layer 50 and the second shielding layer 40 are sequentially separated between the sheath 10 and the cable assembly 20, the nylon fiber 30 filled in the sheath 10 is actually filled in the second shielding layer 40, so as to ensure that the nylon fiber 30 can directly contact the cable assembly 20, thereby enhancing the mechanical strength of the cable assembly 20.

It should be noted that, the third shielding layer 50 of this embodiment is an 85% tinned copper woven component, and performance parameters of woven components with different percentage contents of tinned copper are different, so that a user can select a woven component with different percentage contents of tinned copper according to actual use requirements, which is not limited herein.

The experiment proves that the stretch-proofing property of the bending-resistant data patch cord 100 is stronger than that of the existing wire, the swinging requirement of the wire for more than 5000 times can be met, the user expectation can be met and exceeded, and the service life of the wire is effectively prolonged.

With reference to fig. 1-6, the first wire module of the present invention is used to transmit USB3.1 signals, and the second wire module 22 is used to transmit USB2.0 signals, so as to be compatible with USB3.1 signal transmission and USB2.0 signal transmission, so that the bending-resistant data patch cord 100 of the present invention can be adapted to electronic products with different USB interfaces; the signal detection module and the reinforcing module 25 are distributed in the central position of the cable assembly 20 along the length direction, and the nylon fiber 30 is filled in the sheath 10, so that the bending-resistant data transfer line 100 has higher mechanical strength, the use requirement of higher strength is met, repeated common bending and swinging are borne, and the service life is greatly prolonged.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Numerous obvious variations, rearrangements and substitutions will now occur to those skilled in the art without departing from the scope of the invention. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. The utility model provides an anti data patch cord that buckles which characterized in that: including sheath (10) and locating cable subassembly (20) in sheath (10), cable subassembly (20) are including the first electric wire module, second electric wire module (22), signal detection module, power module, reinforcement module (25) and main ground wire (26) of transposition each other, first electric wire module is used for transmitting USB3.1 signal, second electric wire module (22) are used for transmitting USB2.0 signal, signal detection module is used for transmitting the detected signal, signal detection module and reinforcement module (25) distribute jointly in cable subassembly (20) is along length direction's central point, sheath (10) intussuseption is filled with nylon fiber (30).

2. The flex-resistant data patch cord of claim 1, wherein: the signal detection module comprises four signal line groups (23), wherein each signal line group (23) comprises a first shielding layer (231) and a first conductor (232) arranged in the first shielding layer (231), a nylon fiber (30) is filled in the first shielding layer (231), the first shielding layer (231) is an aluminum foil piece, and the specification of the first conductor (232) is 19 AWG.

3. The flex-resistant data patch cord of claim 2, wherein: the reinforcing module (25) comprises a plurality of aramid fibers, and the aramid fibers are distributed among the four signal line groups (23).

4. The flex-resistant data patch cord of claim 1, wherein: the first wire module comprises four first wire groups (21), the first wire groups (21) comprise a branch ground wire (212), a first insulating layer (213) and two second conductors (211), and the two second conductors (211) and the branch ground wire (212) are jointly arranged in the first insulating layer (213).

5. The flex-resistant data patch cord of claim 1, wherein: the second wire module (22) comprises a second insulating layer (221) and two second conductors (211), and the two second conductors (211) are arranged in the second insulating layer (221) in a shared mode.

6. The flex-resistant data patch cord of claim 4 or 5, wherein: the second conductor (211) is 19-core 32AWG gauge.

7. The flex-resistant data patch cord of claim 1, wherein: the power module comprises two power lines (24), wherein each power line (24) comprises a third conductor (241) and a third insulating layer (242), the third conductor (241) is arranged in the third insulating layer (242), nylon fibers (30) are filled in the third insulating layer (242), and the third conductor (241) is 50-core 23AWG in specification.

8. The flex-resistant data patch cord of claim 1, wherein: the cable assembly (20) is coated with a second shielding layer (40), the second shielding layer (40) is located between the sheath (10) and the cable assembly (20), and the second shielding layer (40) is an aluminum foil piece.

9. The flex-resistant data patch cord of claim 8, wherein: the shielding structure is characterized by further comprising a third shielding layer (50), wherein the second shielding layer (40) is wrapped by the third shielding layer (50) and is positioned between the sheath (10) and the second shielding layer (40), and the third shielding layer (50) is an 85% tinned copper woven piece.

10. The flex-resistant data patch cord of claim 1, wherein: the sheath (10) is a thermoplastic elastic element, and the size of the main ground wire (26) is 19 AWG core and 30 AWG.