Anti-interference shielding type data connecting line

Abstract

The utility model discloses an anti-interference shielding type data connecting line, which belongs to the technical field of data connecting lines, and is characterized by comprising a data line main body, the data line main body comprises a rubber material shell, a connector is arranged in the rubber material shell, and the data line main body is connected with a data transmission wire through an insulating layer and a sub-shielding layer of the data transmission wire in a transmission line. Through the synergistic effect of multiple layers of electromagnetic protection structures such as a main shielding layer of a central wire bundle, an outer anti-interference wave-absorbing layer and the like, an all-dimensional and multi-layer electromagnetic interference resisting system is formed, and the electromagnetic interference resisting system can be applied to conditions such as a strong electromagnetic radiation source in an industrial environment and complex radio frequency interference in a communication environment. The high-quality data transmission device can effectively block and absorb external electromagnetic interference even in a complex electromagnetic environment, guarantees the accuracy and stability of data transmission to the maximum extent, avoids the problems of data transmission errors and signal distortion and even interruption, and meets the requirements for high-quality data transmission in the complex electromagnetic environment.

Description

TECHNICAL FIELD

[0001] The utility model relates to data connection line technical field, especially in an anti -interference shielding type data connection line. BACKGROUND

[0002] With the rapid development of modern electronic technology, data transmission plays a vital role in various devices and systems, and the performance of data connection line as the carrier of data transmission directly affects the quality and stability of data transmission.

[0003] The existing data line is generally single -function, only has the function of data transmission, and they all have their own drawbacks, such as the interface of data connection line is loose after being connected with the device interface due to vibration;

[0004] The existing patent (announcement number: CN210443739U) discloses a kind of data connection line, the clamping portion, elastic deformation portion and free end of the application integrally process into shape have excellent elasticity, it is convenient to clamp portion and carding and open, by increasing a hook structure, the connection between fastening data connection line and electronic equipment, it is applicable to the environment with vibration and will not be loose.

[0005] For the above problems, the existing patent provides a solution, but in the case of increasingly complex electromagnetic environment, the traditional data connection line often lacks effective anti-interference measures, and the ordinary data connection line only relies on a simple insulating layer to isolate the wire, which cannot resist external electromagnetic interference. When the external electromagnetic interference is strong, the signal in the data transmission wire is easily affected by noise, resulting in data transmission error, signal distortion or even interruption.

[0006] Therefore, an anti-interference shielding type data connection line is proposed. CONTENT OF THE UTILITY MODEL

[0007] The utility model aims at providing an anti-interference shielding type data connection line, which can solve the problem that the traditional data connection line often lacks effective anti-interference measures in the case of increasingly complex electromagnetic environment, and the ordinary data connection line only relies on a simple insulating layer to isolate the wire, which cannot resist external electromagnetic interference. When the external electromagnetic interference is strong, the signal in the data transmission wire is easily affected by noise, resulting in data transmission error, signal distortion or even interruption.

[0008] To achieve the above purpose, the utility model provides the following technical scheme: an anti-interference shielding type data connection line, comprising a data line main body, the data line main body comprises a rubber shell, and the inside of the rubber shell is provided with a connector, the front side of the connector extends to the outside of the rubber shell, the rear side of the rubber shell is provided with a transmission line, and the transmission line is electrically connected with the connector;

[0009] The transmission line comprises a center conductor bundle, the center conductor bundle comprises a plurality of data transmission conductors, and the plurality of data transmission conductors are twisted together, the data transmission conductors are sequentially covered with an insulation layer and a partial shielding layer from inside to outside, a surface of the center conductor bundle is provided with a total shielding layer, and a surface of the total shielding layer is provided with an anti-interference wave-absorbing layer.

[0010] Preferably, the total shielding layer is composed of a metal woven mesh and covers the surface of the center conductor bundle.

[0011] Preferably, a protective layer is arranged between the anti-interference wave-absorbing layer and the side opposite to the total shielding layer, and the protective layer is composed of a rubber material.

[0012] Preferably, the anti-interference wave-absorbing layer is composed of a ferrite paint and is uniformly coated on the surface of the protective layer.

[0013] Preferably, the insulation layer is made of a polyimide material and is arranged on the surface of each data transmission conductor.

[0014] Preferably, the partial shielding layer is composed of an aluminum foil and is wrapped around the surface of the insulation layer.

[0015] Preferably, a filling layer is arranged between the center conductor bundle and the side opposite to the total shielding layer, and the filling layer is composed of an insulating rubber.

[0016] Preferably, the surface of the transmission line is covered with a sheath, and the sheath is composed of a polyurethane material.

[0017] Compared with the prior art, the utility model has the beneficial effects that:

[0018] Through the synergistic effect of the multi-layer electromagnetic protection structures from the insulation layer, the partial shielding layer of the data transmission conductor, the total shielding layer of the center conductor bundle to the anti-interference wave-absorbing layer of the outer layer, a comprehensive and multi-level electromagnetic interference resisting system is formed, no matter facing the strong electromagnetic radiation source in the industrial environment or the complex radio frequency interference in the communication environment, the electromagnetic interference from the outside can be effectively blocked and absorbed, the accuracy and stability of data transmission are maximally guaranteed, the problems of data transmission error, signal distortion and even interruption are avoided, and the demand for high-quality data transmission in the complex electromagnetic environment is met. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is an overall structure diagram of the anti-interference shielding type data connection line of the utility model;

[0020] Figure 2 It is a structure schematic view of the transmission line of the utility model;

[0021] Figure 3It is a decomposition schematic view of the transmission line of the utility model.

[0022] Figure 4 It is a connection schematic view of the data transmission conductor and the insulating layer of the utility model.

[0023] In the drawing, 1, data line main body;11, glue shell;12, connector;13, transmission line;2, center conductor bundle;3, data transmission conductor;4, insulating layer;5, partial shielding layer;6, total shielding layer;7, anti-interference wave-absorbing layer;8, protective layer;9, filling layer;10, sheath. Specific embodiments

[0024] The technical scheme in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0025] Please refer to Figures 1-4 The utility model provides technical scheme:

[0026] An anti-interference shielding type data connection line, including data line main body 1, data line main body 1 includes glue shell 11, and the inside of glue shell 11 is provided with connector 12, and the front side of connector 12 extends to the outside of glue shell 11, and the rear side of glue shell 11 is provided with transmission line 13, and transmission line 13 is electrically connected with connector 12;

[0027] Transmission line 13 includes center conductor bundle 2, and center conductor bundle 2 includes multiple data transmission conductors 3, and is stranded by multiple data transmission conductors 3, and data transmission conductor 3 is sequentially covered with insulating layer 4 and partial shielding layer 5 from inside to outside, and the surface of center conductor bundle 2 is provided with total shielding layer 6, and the surface of total shielding layer 6 is provided with anti-interference wave-absorbing layer 7.

[0028] In the embodiment: through the synergistic effect of the multi-layer electromagnetic protection structure of transmission line 13 inside from the insulating layer 4 of data transmission conductor 3 itself, partial shielding layer 5, total shielding layer 6 of center conductor bundle 2, to the outer anti-interference wave-absorbing layer 7, a comprehensive, multi-level electromagnetic interference resisting system is formed, whether it is facing the strong electromagnetic radiation source in the industrial environment, or the complex radio frequency interference in the communication environment, can effectively block, absorb the external electromagnetic interference, maximumly guarantee the accuracy, stability of data transmission, avoid the problems such as data transmission error, signal distortion even interruption, meet the demand of high-quality data transmission under complex electromagnetic environment.

[0029] Specifically, asFigure 3 As shown in the figure, the total shielding layer 6 is composed of a metal woven mesh, and is wrapped on the surface of the central conductor bundle 2.

[0030] Specifically, as shown in the figure, Figure 3 As shown in the figure, the anti-interference wave-absorbing layer 7 and the side opposite to the total shielding layer 6 are provided with a protective layer 8, and the protective layer 8 is composed of a rubber material.

[0031] Specifically, as shown in the figure, Figure 3 As shown in the figure, the anti-interference wave-absorbing layer 7 is composed of a ferrite paint, and is uniformly coated on the surface of the protective layer 8.

[0032] In this embodiment: by setting the total shielding layer 6 to be composed of a metal woven mesh, the metal woven mesh has good electrical conductivity and electromagnetic shielding performance, and can comprehensively shield the central conductor bundle 2; by setting the anti-interference wave-absorbing layer 7 to be composed of a ferrite paint, the ferrite itself has strong wave-absorbing ability, which further reduces the influence of electromagnetic interference on data transmission, and cooperates with the total shielding layer 6 to form a more comprehensive and powerful electromagnetic interference protection system, which maximizes the purity and integrity of the signals in the data transmission conductor 3; and by the protective layer 8, when the data line main body 1 is subjected to external force extrusion, bending and the like, it can serve as a buffer layer to absorb and disperse external force, thereby avoiding mutual friction and extrusion between the total shielding layer 6 and the anti-interference wave-absorbing layer 7 due to direct force, and effectively protecting the two key electromagnetic protection structures.

[0033] Specifically, as shown in the figure, Figure 4 As shown in the figure, the insulating layer 4 is made of a polyimide material, and is arranged on the surface of each data transmission conductor 3.

[0034] Specifically, as shown in the figure, Figure 4 As shown in the figure, the partial shielding layer 5 is composed of an aluminum foil, and is wrapped around the surface of the insulating layer 4.

[0035] In this embodiment: by setting the insulating layer 4 to be made of a polyimide material, the polyimide material has excellent insulation performance, and can reliably isolate each data transmission conductor 3, preventing short circuit between the conductors; and by setting the partial shielding layer 5 to be composed of an aluminum foil, the aluminum foil, as a common and effective electromagnetic shielding material, can provide an additional layer of electromagnetic shielding protection for each data transmission conductor 3, which can block part of external electromagnetic interference at a level closer to signal transmission, and reduce the amount of interference signals received by each conductor, thereby complementing the total shielding layer 6 to improve the anti-interference ability of the data connection line from the individual conductor and the overall conductor bundle, and guarantee the accuracy of data transmission.

[0036] Specifically, as shown in the figure, Figure 3As shown, the filling layer 9 is arranged between the center conductor bundle 2 and the side opposite to the total shielding layer 6, and the filling layer 9 is made of insulating rubber.

[0037] Specifically, as shown, the surface of the transmission line 13 is covered with the sheath 10, and the sheath 10 is made of polyurethane material. Figure 3

[0038] In the embodiment, by arranging the filling layer 9, the filling layer 9 can fill the gap between the center conductor bundle 2 and the total shielding layer 6, fix the position of the center conductor bundle 2, and prevent it from shaking and shifting inside the data line, and by arranging the sheath 10 made of polyurethane material, the polyurethane material has good wear resistance, corrosion resistance and other properties, and in daily use, whether it is the friction between the data line and the surface of other objects or exposure to some corrosive substances (such as water vapor in humid environment, chemical components in dust, etc.), the sheath 10 can effectively protect the internal data cable, shielding layer and other structures from damage, maintain the integrity and functionality of the internal structure of the data connection line, and prolong its service life.

[0039] Working principle: during the use of the data line body 1, the connectors 12 at both ends of the data line body 1 are inserted into the interfaces of external devices to ensure tight connection, and during data transmission, the data transmission wires 3 in the center conductor bundle 2 are responsible for transmitting data signals, the total shielding layer 6, the sub-shielding layer 5 and the anti-interference wave-absorbing material layer work cooperatively to effectively resist external electromagnetic interference and ensure the accuracy and stability of data transmission, and the filling layer 9 and the sheath 10 protect the internal structure from mechanical damage, water intrusion and fire threat, prolong the service life of the data connection line, and ensure its reliable operation in various complex environments.

[0040] The above is only a preferred embodiment of the present application, and is not intended to limit the present application, and any modification, equivalent replacement and improvement made within the spirit and principle of the present application shall be included in the protection scope of the present application.​

Claims

1. An anti-interference shielded data connection cable comprising a data cable body (1), characterized in that: The data line body (1) comprises a rubber shell (11), and a connector (12) is arranged in the rubber shell (11), the front side of the connector (12) extends to the outside of the rubber shell (11), the rear side of the rubber shell (11) is provided with a transmission line (13), and the transmission line (13) is electrically connected with the connector (12); The transmission line (13) comprises a center wire bundle (2), the center wire bundle (2) comprises a plurality of data transmission wires (3), and the plurality of data transmission wires (3) are twisted, the data transmission wire (3) is sequentially coated with an insulation layer (4) and a sub-shielding layer (5) from inside to outside, the surface of the center wire bundle (2) is provided with a total shielding layer (6), and the surface of the total shielding layer (6) is provided with an anti-interference wave-absorbing layer (7).

2. The anti-interference shielded data connection line according to claim 1, wherein: The total shielding layer (6) is a metal woven mesh and is coated on the surface of the center wire bundle (2).

3. The anti-interference shielded data connection line according to claim 1, wherein: The anti-interference wave-absorbing layer (7) and the total shielding layer (6) are provided with a protective layer (8) between opposite sides, and the protective layer (8) is made of rubber material.

4. The anti-interference shielded data connection line according to claim 3, wherein: The anti-interference wave-absorbing layer (7) is made of ferrite paint and is uniformly coated on the surface of the protective layer (8).

5. The anti-interference shielded data connection line according to claim 1, wherein: The insulation layer (4) is made of polyimide material and is arranged on the surface of each data transmission wire (3).

6. The anti-interference shielded data connection line according to claim 1, wherein: The sub-shielding layer (5) is made of aluminum foil and is wrapped on the surface of the insulation layer (4).

7. The anti-interference shielded data connection line according to claim 1, wherein: The center wire bundle (2) and the total shielding layer (6) are provided with a filling layer (9) between opposite sides, and the filling layer (9) is made of insulating rubber.

8. The anti-interference shielded data connection line according to claim 1, wherein: The surface of the transmission line (13) is coated with a sheath (10), and the sheath (10) is made of polyurethane material.

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