CN219610102U - Cable assembly and electronic equipment - Google Patents

Abstract

The utility model discloses a cable assembly and electronic equipment, and belongs to the technical field of signal transmission. The cable assembly comprises a signal wire, a grounding wire and a conducting layer, wherein the signal wire comprises a first conductor and a first shielding layer, the first shielding layer is arranged around the first conductor, the conducting layer is arranged around the signal wire and the grounding wire, and the conducting layer is respectively contacted with the first shielding layer and the grounding wire of the signal wire, so that the first shielding layer is electrically connected with the grounding wire through the conducting layer. The electronic equipment comprises the cable assembly. The first shielding layer is in contact with the grounding wire, so that the first shielding layer is electrically connected with the grounding wire, the shielding layer is not required to be reserved at the end part of the signal wire, the first shielding layer of the grounding wire is not required to be subjected to any operation, the grounding operation is simplified, and the grounding is more convenient.

Description

Cable assembly and electronic equipment

Technical Field

The utility model belongs to the technical field of signal transmission, and particularly relates to a cable assembly and electronic equipment.

Background

With the iteration and update of technology, the requirements of users on the electronic equipment are higher and higher, and the performance of the electronic equipment is also perfected. In terms of signal transmission, equipment manufacturers have designed many different cable assemblies in order to achieve efficient transmission.

In the related art, a cable assembly generally includes at least one cable, each cable includes a conductor and a shielding layer surrounding the conductor, and in order to achieve grounding, a part of the shielding layer of the cable needs to be reserved at an end of the cable, and the part of the shielding layer is twisted into a strand to be connected with an external grounding device, so that grounding of the cable is achieved, however, such grounding mode is complicated in operation and inconvenient to ground.

Disclosure of Invention

The embodiment of the utility model aims to provide a cable assembly and electronic equipment, which can solve the problem that the cable assembly is inconvenient to ground in the related art.

In a first aspect, an embodiment of the present utility model provides a cable assembly, including a signal line, a ground line, and a conductive layer, where the signal line includes a first conductor and a first shielding layer, the first shielding layer is disposed around the first conductor, the conductive layer is disposed around the signal line and the ground line, and the conductive layer is respectively in contact with the first shielding layer and the ground line of the signal line, so that the first shielding layer is electrically connected with the ground line through the conductive layer.

In a second aspect, an embodiment of the present utility model further provides an electronic device, including the cable assembly described above.

In the embodiment of the utility model, the cable component is directly provided with the grounding wire, and the first shielding layer and the grounding wire can be electrically connected by means of the conductive layer and simultaneously contacted with the first shielding layer and the grounding wire of the signal wire, so that the signal wire is grounded. The arrangement is that the grounding is realized, a part of shielding layer is not required to be reserved at the end part of the signal wire, any operation is not required to be performed on the first shielding layer of the signal wire, the grounding operation is simplified, and the grounding is more convenient.

Drawings

FIG. 1 is a schematic cross-sectional view of a cable assembly according to one embodiment of the present utility model;

FIG. 2 is a schematic cross-sectional view of a cable assembly disclosed in another embodiment of the present utility model;

FIG. 3 is a schematic cross-sectional view of a signal line disclosed in an embodiment of the present utility model;

FIG. 4 is a schematic cross-sectional view of an electron beam according to an embodiment of the present utility model;

fig. 5 is a schematic cross-sectional view of a ground wire and cladding layer disclosed in an embodiment of the present utility model.

Reference numerals illustrate:

100-signal line, 110-first conductor, 120-first shielding layer, 130-first insulating layer,

200-a ground wire, 210-a third conductor,

300-electron beam, 310-second conductor, 320-second insulating layer,

400-a second shielding layer,

500-coating layer,

600-insulating protective layer.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly described below with reference to the drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which are obtained by a person skilled in the art based on the embodiments of the present utility model, fall within the scope of protection of the present utility model.

The terms first, second and the like in the description and in the claims, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged, as appropriate, such that embodiments of the present utility model may be implemented in sequences other than those illustrated or described herein, and that the objects identified by "first," "second," etc. are generally of a type, and are not limited to the number of objects, such as the first object may be one or more. Furthermore, in the description and claims, "and/or" means at least one of the connected objects, and the character "/", generally means that the associated object is an "or" relationship.

The cable assembly and the electronic device provided by the embodiment of the utility model are described in detail below through specific embodiments and application scenes thereof with reference to the accompanying drawings.

Fig. 1 is a schematic cross-sectional view of a cable assembly according to a first embodiment of the present utility model, wherein the cable assembly includes a plurality of signal wires 100, a ground wire 200, an electronic wire 300, a conductive layer and an insulating protective layer 600, wherein the plurality of signal wires 100, the electronic wire 300 and the ground wire 200 are sequentially disposed, the conductive layer surrounds the plurality of signal wires 100, the electronic wire 300 and the ground wire 200, the insulating protective layer 600 is disposed around the conductive layer, the signal wires 100 include a first conductor 110 and a first shielding layer 120, the first shielding layer 120 is disposed around the first conductor 110, and the first shielding layer 120 is electrically connected with the ground wire 200 through the conductive layer; the electron line 300 is disposed between the signal line 100 and the ground line 200, the electron line 300 includes a second conductor 310 and a second insulating layer 320, the second insulating layer 320 is disposed around the second conductor 310, and the second insulating layer 320 serves to isolate the signal line 100 from the ground line 200. Alternatively, the outer portion of the ground line 200 may be provided with a coating layer 500, and the first shield layer 120 is electrically connected to the ground line 200 through the conductive layer and the coating layer 500. The cable assembly in the embodiment can be applied to electronic equipment such as a camera, a monitoring device, a router and the like.

Fig. 2 is a schematic cross-sectional view of a cable assembly according to a second embodiment of the present utility model, wherein the cable assembly includes a plurality of signal wires 100, a ground wire 200, a conductive layer and an insulating protective layer 600, the ground wire 200 and the signal wires 100 are sequentially disposed, the conductive layer surrounds the plurality of signal wires 100 and the ground wire 200, the insulating protective layer 600 surrounds the conductive layer, the signal wires 100 include a first conductor 110 and a first shielding layer 120, the first shielding layer 120 surrounds the first conductor 110, a coating layer 500 is disposed outside the ground wire 200, the first shielding layer 120 is electrically connected with the ground wire 200 through the conductive layer and the coating layer 500, the coating layer 500 is in a non-metallic structure, and the coating layer 500 isolates the ground wire 200 from the first shielding layer 120. Optionally, the cable assembly may further include an electronic wire 300, where the ground wire 200, the signal wire 100, and the electronic wire 300 are sequentially disposed, and the electronic wire 300 is used to cooperate with the signal wire 100 for signal transmission. The cable assembly in the embodiment can be applied to electronic equipment such as a camera, a monitoring device, a router and the like.

Fig. 3 is a schematic cross-sectional view of a signal line 100 according to an embodiment of the utility model, where the signal line 100 includes a first conductor 110, a first shielding layer 120, and a first insulating layer 130, the first insulating layer 130 is disposed around the first conductor 110, and the first shielding layer 120 is disposed around the first insulating layer 130. The signal line 100 is applicable to the cable assemblies in the first and second embodiments described above.

Fig. 4 is a schematic cross-sectional view of an electron beam 300 according to an embodiment of the present utility model, wherein the electron beam 300 includes a second conductor 310 and a second insulating layer 320, and the second insulating layer 320 is disposed around the second conductor 310. The electronic wire 300 is applicable to the cable assemblies in the first and second embodiments described above.

Fig. 5 is a schematic cross-sectional view of a ground wire 200 and a coating 500 according to an embodiment of the present utility model, wherein the ground wire 200 may include a plurality of third conductors 210, the plurality of third conductors 210 are closely contacted, and the coating 500 is disposed around the plurality of third conductors 210, and the structure may be applied to the cable assembly according to the first and second embodiments described above.

Referring to fig. 1-2, the cable assembly disclosed in the embodiment of the utility model includes a signal line 100, a ground line 200, and a conductive layer, wherein the signal line 100 is used for transmitting signals, the ground line 200 is used for grounding, and the signal line 100 is electrically connected with the ground line 200 through the conductive layer, so as to realize grounding of the signal line 100.

The signal line 100 includes a first conductor 110 and a first shielding layer 120, where the first conductor 110 may function as signal transmission, and the first conductor 110 may be one or more; the first shielding layer 120 may play a role of electromagnetic shielding, and when the cable assembly works, the first shielding layer 120 may shield an electric field, so as to prevent the first conductor 110 from being affected by an external magnetic field. The first shielding layer 120 is disposed around the first conductor 110, the signal line 100 and the ground line 200 are both located in a space surrounded by the conductive layers, the conductive layers are disposed around the signal line 100 and the ground line 200, and the conductive layers are respectively in contact with the first shielding layer 120 and the ground line 200 of the signal line 100, so that the first shielding layer 120 is electrically connected with the ground line 200 through the conductive layers, and the signal line 100 is grounded.

In the embodiment of the present utility model, the cable assembly is directly provided with the ground wire 200, and the conductive layer is in contact with the first shielding layer 120 of the signal wire 100 and the ground wire 200 at the same time, so that the electrical connection between the first shielding layer 120 and the ground wire 200 can be realized, and the grounding of the signal wire 100 can be realized. By the arrangement, the grounding operation is simplified, and the grounding is more convenient without reserving part of shielding layers at the end part of the signal wire 100 and without performing any operation on the first shielding layer 120 of the signal wire 100.

In an alternative embodiment, the conductive layer is a second shielding layer 400, and the second shielding layer 400 may shield an electric field from the external magnetic field to the signal line 100 and the ground line 200. Thus, the first shielding layer 120 of the signal wire 100 is provided with an electromagnetic shielding effect, the conductive layer is also provided with an electromagnetic shielding effect, the signal wire 100 and the ground wire 200 are integrally shielded, the electromagnetic shielding performance of the cable assembly is improved, and the first shielding layer 120 and the second shielding layer 400 can be grounded. Of course, in other embodiments, the conductive layer may be other conductive structures without electromagnetic shielding effect.

In an alternative embodiment, the signal line 100 may be a coaxial line, and as shown in fig. 1-3, the signal line 100 further includes a first insulating layer 130, the first insulating layer 130 being located between the first conductor 110 and the first shielding layer 120, the first insulating layer 130 being disposed around the first conductor 110, and the first shielding layer 120 being disposed around the first insulating layer 130. Alternatively, the first insulating layer 130 may be FEP (fluoroethylene propylene copolymer, fluorinated ethylene propylene) or PFA (fusible polytetrafluoroethylene, perfluoralkony). With the present embodiment, the first conductor 110 is protected by the first insulating layer 130, and the first insulating layer 130 insulates the first conductor 110 from the first shielding layer 120, so that the first conductor 110 and the first shielding layer 120 can transmit high-level signals and low-level signals respectively, and direct electrical connection between the first conductor 110 and the first shielding layer 120 is avoided. Of course, in other embodiments, the signal line 100 may not be provided with the first insulating layer 130.

In an alternative embodiment, at least one of the first shielding layer 120 and the second shielding layer 400 includes at least one of a metal braid, a metal conductor winding layer, and a copper foil, to which the embodiment of the present utility model is not particularly limited. Alternatively, the metal conductor winding layer is formed by winding one or more metal conductors around the outer surface of the first insulating layer 130; the metal woven mesh is formed by weaving a plurality of metal conductors. Optionally, the first shielding layer 120 includes one of a metal braid, a metal conductor winding layer, and a copper foil.

In an alternative embodiment, the signal line 100 is in direct contact with the ground line 200, or a non-metallic structure is provided between the signal line 100 and the ground line 200, and the non-metallic structure is in contact with the ground line 200 and the first shielding layer 120, respectively. In the process of manufacturing the cable assembly, the first shielding layer 120 of the signal wire 100 needs to be cut by laser, if the signal wire 100 is in direct contact with the grounding wire 200, the grounding wire 200 is easy to cut by mistake when the signal wire 100 is cut by the laser, so the grounding wire 200 is isolated from the first shielding layer 120 by a nonmetal structural member, the influence of the laser for cutting metal on the grounding wire 200 when the first shielding layer 120 is cut is avoided, the first shielding layer 120 is ensured to be grounded continuously, in addition, the laser for cutting the first shielding layer 120 only can cut metal materials, the nonmetal structural member is not cut, and the nonmetal structural member is ensured to be isolated continuously from the grounding wire 200 and the first shielding layer 120. In actual operation, the first shielding layer 120 of the signal line 100 is cut by the glass fiber laser, and the first insulating layer 130 is cut by the carbon dioxide laser, so that the layered cutting is realized.

In an alternative embodiment, as shown in fig. 1, the cable assembly further includes an electronic wire 300, where the number of the electronic wires 300 is one or more, the electronic wire 300 also plays a role of signal output, the electronic wire 300 is located in a space enclosed by the conductive layers, and the electronic wire 300 is disposed between the signal wire 100 and the ground wire 200, the electronic wire 300 includes a second conductor 310 and a second insulating layer 320, where the second conductor 310 may be one or more, the second insulating layer 320 is disposed around the second conductor 310, and the second insulating layer 320 is a non-metal structural member, that is, an outer surface of the second insulating layer 320 is respectively in contact with the signal wire 100 and the ground wire 200. With the embodiment, the cable assembly is directly provided with the electronic wire 300, not only the second insulating layer 320 can be directly used as a nonmetal structural member to isolate the signal wire 100 from the ground wire 200, but also the second conductor 310 can have the effect of signal transmission, so that the signal wire 100 is matched with the electronic wire 300, and the signal transmission performance of the cable assembly is improved.

Optionally, the cable assembly in the embodiment shown in fig. 1 may further include a coating layer 500, where the coating layer 500 is disposed around the ground wire 200, the coating layer 500 is in a conductive structure, and the coating layer 500 is respectively in contact with the conductive layer and the ground wire 200, that is, the first shielding layer 120 is electrically connected with the ground wire 200 through the conductive layer and the coating layer 500, and the coating layer 500 may be in a metal structure, where the coating layer 500 plays a role in protecting the ground wire 200 and conducting electricity.

In another embodiment, as shown in fig. 2 and 5, the cable assembly may further include a coating layer 500, the coating layer 500 is disposed around the ground wire 200, the coating layer 500 is of a conductive structure, and the coating layer 500 is respectively in contact with the conductive layer and the ground wire 200, specifically, an inner surface of the coating layer 500 is in contact with the ground wire 200, and an outer surface of the coating layer 500 is in contact with the conductive layer, so that the first shielding layer 120 is electrically connected with the ground wire 200 through the conductive layer and the coating layer 500, and the coating layer 500 may be a nonmetallic structural member as described above for isolating the first shielding layer 120 and the ground wire 200 of the signal wire 100 from direct contact with the ground wire 200. With the adoption of the embodiment, the ground wire 200 is wrapped by the coating layer 500, so that the ground wire 200 can be protected, the signal wire 100 can be separated from the ground wire 200 as a nonmetal structural member, the electric connection between the conductive layer and the ground wire 200 can not be influenced, and the grounding of the first shielding layer 120 is ensured.

Optionally, the cable assembly in the embodiment shown in fig. 2 may further include the electronic wire 300 described above, and the electronic wire 300 may be disposed on a side of the signal wire 100 facing away from the ground wire 200, where the electronic wire 300 is only used for signal transmission.

Optionally, the coating layer 500 includes at least one of conductive adhesive, conductive plastic and conductive paint, however, in other embodiments, the coating layer 500 may also include a copper foil and a non-metal layer, the copper foil is disposed on the non-metal layer, the non-metal layer is used to isolate the ground line 200 from the signal line 100, and meanwhile, the copper foil is used to electrically connect the ground line 200 and the conductive layer, so the material and structure of the coating layer 500 are not limited in particular.

Optionally, the ground wire 200 includes a third conductor 210, the third conductor 210 may be one or more pieces, the cladding 500 is disposed around the third conductor 210, and at least one of the first conductor 110, the second conductor 310, and the third conductor 210 may be silver-plated alloy copper or alloy copper.

In alternative embodiments, the signal line 100 may be provided in one piece; alternatively, the number of the signal lines 100 is at least two, each signal line 100 is disposed in sequence, and each signal line 100 is in contact with the conductive layer. In the latter embodiment, each signal line 100 is provided with a separate first shielding layer 120, so that the characteristic impedance can be stably controlled, and each signal line 100 can be simultaneously grounded through the conductive layer and the grounding line 200, so that any other operation is not required for the first shielding layer 120 of any signal line 100, and the grounding is more convenient. Optionally, each signal line 100 includes a first conductor 110, a first insulating layer 130, and a first shielding layer 120.

In an alternative embodiment, the cable assembly further includes an insulating protective layer 600, the insulating protective layer 600 being disposed around the conductive layer, and the conductive layer, the signal line 100, and the ground line 200 are all located in a space surrounded by the insulating protective layer 600. Alternatively, the material of the insulating protection layer 600 may be FEP (fluoroethylene propylene copolymer, fluorinated ethylene propylene) or PFA (fusible polytetrafluoroethylene, perfluoralkony), which is not particularly limited in the embodiment of the present utility model. Further alternatively, the material of the insulating protection layer 600 may be teflon. With the adoption of the embodiment, the insulating protection layer 600 can enable the cable assembly to have the functions of dampproofing, corrosion resistance, electric shock resistance and the like, can effectively protect the signal wire 100 and the grounding wire 200, reduce damage and prolong the service life of the cable assembly.

In an alternative embodiment, as shown in fig. 1 and 2, at least one signal line 100, an electronic line 300 and a ground line 200 may be sequentially disposed along the same direction, and a conductive layer is disposed around each of the signal line 100, the electronic line 300 and the ground line 200, so that the cable assembly is in a flat structure as a whole, i.e., the cable assembly may be a flat cable. Alternatively, the thickness of the insulating protection layer 600, the thickness of the first insulating layer 130, and the thickness of the second insulating layer 320 are all less than or equal to 0.1mm, the cross-sectional area of the signal line 100 is less than or equal to 40AGW, the cross-sectional area of the electronic line 300 is less than or equal to 40AGW, and the cross-sectional area of the ground line 200 is less than or equal to 36AGW, so that the length of the cross-section of the flat cable is less than or equal to 2mm, and the width is less than or equal to 1mm, constituting a flat cable having a smaller wire diameter.

Based on the cable assembly disclosed by the utility model, the embodiment of the utility model also discloses an electronic device, wherein the electronic device comprises the cable assembly in the embodiment, and the electronic device can further comprise a connector, and the connector is connected with the cable assembly.

The electronic device disclosed by the embodiment of the utility model can be a camera, a monitoring device, a router and the like, and the embodiment of the utility model does not limit the specific types of the electronic device.

The embodiments of the present utility model have been described above with reference to the accompanying drawings, but the present utility model is not limited to the above-described embodiments, which are merely illustrative and not restrictive, and many forms may be made by those having ordinary skill in the art without departing from the spirit of the present utility model and the scope of the claims, which are to be protected by the present utility model.

Claims (10)

1. The utility model provides a cable subassembly, its characterized in that includes signal line (100), earth connection (200) and conducting layer, signal line (100) include first conductor (110) and first shielding layer (120), first shielding layer (120) encircle first conductor (110) setting, the conducting layer encircle signal line (100) with earth connection (200) setting, and the conducting layer respectively with first shielding layer (120) of signal line (100) and earth connection (200) contact, so that first shielding layer (120) pass through the conducting layer with earth connection (200) electricity is connected.

2. The cable assembly of claim 1, wherein the conductive layer is a second shielding layer (400).

3. The cable assembly of claim 2, wherein at least one of the first shielding layer (120) and the second shielding layer (400) comprises at least one of a metal braid, a metal conductor wrap, and a copper foil.

4. The cable assembly of claim 1, wherein a non-metallic structural member is provided between the signal line (100) and the ground line (200), the non-metallic structural member being in contact with the ground line (200) and the first shielding layer (120), respectively.

5. The cable assembly of claim 4, further comprising an electronics wire (300), the electronics wire (300) being disposed between the signal wire (100) and the ground wire (200), the electronics wire (300) comprising a second conductor (310) and a second insulating layer (320), the second insulating layer (320) being disposed around the second conductor (310), the second insulating layer (320) being the non-metallic structural member.

6. The cable assembly of claim 4, further comprising a coating (500), the coating (500) being disposed around the ground wire (200), the coating (500) being of a conductive structure, and the coating (500) being in contact with the conductive layer and the ground wire (200), respectively, such that the first shielding layer (120) is electrically connected to the ground wire (200) through the conductive layer and the coating (500), the coating (500) being the non-metallic structural member.

7. The cable assembly of claim 6, wherein the coating (500) comprises at least one of a conductive glue, a conductive plastic, and a conductive paint.

8. The cable assembly according to claim 1, wherein the number of signal lines (100) is at least two, each signal line (100) is disposed in sequence, and each signal line (100) is in contact with the conductive layer;

and/or the signal line (100) further comprises a first insulating layer (130), the first insulating layer (130) being arranged around the first conductor (110), the first shielding layer (120) being arranged around the first insulating layer (130).

9. The cable assembly of claim 1, further comprising an insulating protective layer (600), the insulating protective layer (600) being disposed around the conductive layer.

10. An electronic device comprising the cable assembly of any one of claims 1-9.