CN217768921U

CN217768921U - Automobile wire harness capable of shielding external electromagnetic field

Info

Publication number: CN217768921U
Application number: CN202221596699.9U
Authority: CN
Inventors: 陈逢; 徐林
Original assignee: Suzhou Chencan Electronics Co ltd
Current assignee: Suzhou Chencan Electronics Co ltd
Priority date: 2022-06-23
Filing date: 2022-06-23
Publication date: 2022-11-08
Anticipated expiration: 2032-06-23

Abstract

The utility model discloses a can shield outer electromagnetic field car pencil, include: the cable comprises a wire body, a connector lug, a plug and an aluminum foil shielding layer, wherein one end of the wire body is connected with the connector lug, the other end of the wire body is connected with the plug, a layer of aluminum foil shielding layer wraps the outside of a wire core inside the wire body, and a fixing ring is sleeved on the outer wall of the wire body; one side of the fixing ring is provided with an installation clamping groove. This can shield outer electromagnetic field car pencil, cup joint two solid fixed rings on the line body outer wall through when using, then dock the one end of flexible metal strip with the installation draw-in groove on one of them solid fixed ring, adjust the position of another solid fixed ring on the line body after that, make its other end with flexible metal dock, so just can install flexible metal on the outer wall of the line body, thereby can utilize the flexible effect of flexible metal strip to make the line body can carry out the automatic recovery normal condition after the distortion when using, with the use can realize protecting the inside sinle silk of line body.

Description

Automobile wire harness capable of shielding external electromagnetic field

Technical Field

The utility model relates to a pencil technical field specifically is a can shield outer electromagnetic field car pencil.

Background

The automobile wire harness is a network main body of an automobile circuit, and the automobile circuit does not exist without the wire harness. The wire harness is a component in which a contact terminal (connector) punched from a copper material is crimped with an electric wire and cable, and then an insulator is molded or a metal case is added to the exterior of the contact terminal, so that a connection circuit is formed by bundling the contact terminal and the cable with the wire harness. The wire harness industrial chain comprises the industries of electric wire and cable, connectors, processing equipment, wire harness manufacturing and downstream application, the wire harness is very widely applied and can be used in the aspects of automobiles, household appliances, computers, communication equipment, various electronic instruments and meters and the like, and the wire harness of the automobile body is connected with the whole automobile body and is generally H-shaped;

the condition that the line body takes place to distort exists when car pencil that uses at present, if the workman can not in time discover and straighten in order the line body of distortion during the installation, the line body will be maintained for a long time under the state of distortion, so the inside sinle silk of line body also can be along with the distortion of line body and the distortion is twined together, can make the line body under the loss of turning the line body more normal state faster in the past in this long time, finally can make the line body of distortion damage in advance, consequently need improve according to current not enough.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can shield outer electromagnetic field car pencil, there is the line body to take place the condition of distortion in order to solve the car pencil of present use that proposes in the above-mentioned background art when using, if the workman can not in time discover and arrange the line body of distortion in the same direction as the reason during installation, the line body will be maintained for a long time under the state of distortion, so the inside sinle silk of line body also can be along with the distortion of the line body and the distortion winding is in the same place, this can make the line body under the more normal state of loss of turning curve body faster in the past, finally, can make the line body of distortion damage in advance, consequently, need carry out the problem of improving according to current not enough.

In order to achieve the above object, the utility model provides a following technical scheme: an automotive wiring harness shieldable from an external electromagnetic field, comprising: the cable comprises a wire body, a connector lug, a plug and an aluminum foil shielding layer, wherein one end of the wire body is connected with the connector lug, the other end of the wire body is connected with the plug, a layer of aluminum foil shielding layer wraps the outside of a wire core inside the wire body, and a fixing ring is sleeved on the outer wall of the wire body;

the utility model discloses a solid fixed ring's fixed ring, including solid fixed ring, installation draw-in groove's inside fixed mounting has flexible metal strip, the butt joint groove has been seted up on the cross-section of solid fixed ring opening one side, the internally mounted in butt joint groove has shrink mechanism.

Preferably, the retraction mechanism comprises a spring and a docking ring, the spring is installed inside the docking groove, and the other end of the spring is connected with the docking ring.

Preferably, the butt joint ring is of an arc structure, two ends of the butt joint ring are respectively connected with a spring, and the open end of the fixing ring forms an elastic contraction structure through the butt joint groove spring and the butt joint ring.

Preferably, two fixing rings are installed on the surface of each line body, and two ends of each flexible metal strip are respectively in butt joint with the installation clamping grooves in one line body.

Preferably, a connector protective sleeve is sleeved on the outer wall, close to one end of the connector lug, of the wire body, a side strip is fixedly mounted on the inner wall of the protective sleeve, an extrusion strip is fixedly connected to the other end of the side strip, a group of supporting blocks are connected to one side of the extrusion strip at equal intervals, and a positioning strip is fixedly connected to one side of each supporting block.

Preferably, two sets of side strips are symmetrically arranged in the protective sleeve, two side strips are arranged in each set, and two ends of the extrusion strip are respectively connected with the two side strips in the same set.

Preferably, the side strips and the supporting blocks are made of rubber materials, and one sides of the side strips are in interference connection with the outer wall of the wire body.

Compared with the prior art, the beneficial effects of the utility model are that:

1. this can shield outer electromagnetic field car pencil, cup joint two solid fixed rings on the line body outer wall during the use, then dock the one end of flexible metal strip with the installation draw-in groove on one of them solid fixed ring, adjust the position of another solid fixed ring on the line body after that, make its other end with flexible metal dock, so just can install flexible metal on the outer wall of the line body, thereby can utilize the flexible effect of flexible metal strip to make the line body can carry out the automatic recovery normal condition after the distortion when using, with the use can realize protecting the inside sinle silk of line body.

2. This can shield outer electromagnetic field car pencil removes the protective sheath to the one end of connector lug, and the removal of protective sheath stops when the line body and connector lug butt joint position, and the extrusion strip can compress tightly on the outer wall of the line body in time this moment, just can fix the protective sheath at the line body and butt joint link from this to can prevent that the line body of link is direct and the outside from taking place wearing and tearing.

Drawings

FIG. 1 is a schematic top view of the present invention;

FIG. 2 is a schematic side view, sectional structure of the flexible metal strip of the present invention;

fig. 3 is a schematic view of the side view section connecting structure of the docking ring of the present invention.

In the figure: 1. a wire body; 2. a connector lug; 3. a plug; 4. an aluminum foil shielding layer; 5. a fixing ring; 6. installing a clamping groove; 7. a flexible metal strip; 8. a butt joint groove; 9. a spring; 10. a docking ring; 11. a protective sleeve; 12. side strips; 13. extruding the strip; 14. a supporting block; 15. and a positioning strip.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: an automotive wiring harness shieldable from an external electromagnetic field, comprising: the cable comprises a cable body 1, a connector lug 2, a plug 3 and an aluminum foil shielding layer 4, wherein one end of the cable body 1 is connected with the connector lug 2, the other end of the cable body 1 is connected with the plug 3, a layer of aluminum foil shielding layer 4 wraps the outside of a cable core inside the cable body 1, a fixing ring 5 is sleeved on the outer wall of the cable body 1, and the aluminum foil shielding layer 4 inside the cable body 1 can shield an external electromagnetic field when in use;

mounting groove 6 has been seted up to one side of solid fixed ring 5, mounting groove 6's inside fixed mounting has flexible metal strip 7, gu seted up on the cross-section of 5 opening one sides of fixed ring butt joint groove 8, the internally mounted of butt joint groove 8 has shrink mechanism.

The contraction mechanism comprises a spring 9 and a butt joint ring 10, the spring 9 is installed inside the butt joint groove 8, the other end of the spring 9 is connected with the butt joint ring 10, therefore, after the fixing ring 5 is installed, the spring 9 can drive the butt joint ring 10 to reset, and when the butt joint ring 10 resets, the opening part of the fixing ring 5 is closed, so that the fixing ring 5 can be clamped on the outer wall of the wire body 1;

the butt joint ring 10 is of an arc structure, two ends of the butt joint ring 10 are respectively connected with a spring 9, and the opening end of the fixing ring 5 forms an elastic contraction structure through the butt joint groove 8, the spring 9 and the butt joint ring 10;

two fixing rings 5 are installed on the surface of the wire body 1, two ends of the flexible metal strip 7 are respectively butted with the installation clamping grooves 6 on one wire body 1, and the flexible metal strip 7 can be installed on the wire body 1 through the matching between the two fixing rings 5 when the cable is used;

a connector protective sleeve 11 is sleeved on the outer wall of one end, close to the connector lug 2, of the wire body 1, a side strip 12 is fixedly mounted on the inner wall of the protective sleeve 11, the other end of the side strip 12 is fixedly connected with an extrusion strip 13, one side of the extrusion strip 13 is connected with a group of supporting blocks 14 at equal intervals, and one side of each supporting block 14 is fixedly connected with a positioning strip 15;

two groups of side strips 12 are symmetrically arranged in the protective sleeve 11, two side strips 12 in each group are arranged, two ends of each extrusion strip 13 are respectively connected with two side strips 12 in the same group, so that the wire body 1 can be fixed in the protective sleeve 11 through the two groups of extrusion strips 13 when the wire body is used, and the protective sleeve 11 can be fixed on the wire body 1;

the side strips 12 and the supporting blocks 14 are made of rubber, one side of each side strip 12 is in interference connection with the outer wall of the wire body 1, and therefore the side strips 12 on the two sides of each supporting block 14 can duplicate and support the supporting blocks 14 when the cable body is used, and the toughness of the supporting blocks 14 in a vertical state is improved.

In summary, the following steps: as shown in fig. 1-3, when the automobile wire harness capable of shielding an external electromagnetic field is used, firstly, two fixing rings 5 are installed on a wire body 1, then one end of a flexible metal strip 7 is butted with an installation clamping groove 6 on one fixing ring 5, and then the position of the other fixing ring 5 on the wire body 1 is adjusted to enable the other end of the flexible metal strip 7 to be butted with the other end of the flexible metal strip 7, so that the flexible metal strip 7 can be installed on the wire body 1, when the wire body 1 is twisted, the flexible metal strip 7 can be automatically reset, and when the flexible metal strip 7 is reset, the wire body 1 is driven to reset, so that a wire core in the wire body 1 can be protected;

secondly, move the position with protective sheath 11 to line body 1 and connector lug 2 connection, when protective sheath 11 removed to connecting the position, the inside side 12 of protective sheath 11 can drive extrusion strip 13 and move to 1 outer wall of line body this moment, and extrusion strip 13 just can compress tightly on the outer wall of line body 1 like this to can prevent that the line body 1 of link is direct to take place wearing and tearing with the outside, this is exactly the characteristics that should shield outer electromagnetic field car wiring harness.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An automotive wiring harness shieldable from an external electromagnetic field, comprising: the cable comprises a cable body (1), a connector lug (2), a plug (3) and an aluminum foil shielding layer (4), wherein one end of the cable body (1) is connected with the connector lug (2), the other end of the cable body (1) is connected with the plug (3), and the outside of a cable core inside the cable body (1) is wrapped with the aluminum foil shielding layer (4), and is characterized in that the outer wall of the cable body (1) is sleeved with a fixing ring (5);

mounting groove (6) have been seted up to one side of solid fixed ring (5), mounting groove (6)'s inside fixed mounting has flexible metal strip (7), gu seted up on the cross-section of solid fixed ring (5) opening one side butt joint groove (8), the internally mounted of butt joint groove (8) has shrink mechanism.

2. The automotive wiring harness capable of shielding external electromagnetic fields according to claim 1, wherein: the contraction mechanism comprises a spring (9) and a butt joint ring (10), the spring (9) is installed inside the butt joint groove (8), and the other end of the spring (9) is connected with the butt joint ring (10).

3. The automotive wiring harness capable of shielding external electromagnetic fields according to claim 2, wherein: the butt joint ring (10) is of an arc-shaped structure, two ends of the butt joint ring (10) are connected with a spring (9) respectively, and the open end of the fixing ring (5) forms an elastic contraction structure through the butt joint groove (8), the spring (9) and the butt joint ring (10).

4. The automotive wiring harness capable of shielding external electromagnetic fields according to claim 1, wherein: two fixing rings (5) are mounted on the surface of the wire body (1), and two ends of each flexible metal strip (7) are respectively in butt joint with a mounting clamping groove (6) in one wire body (1).

5. The automotive wiring harness capable of shielding external electromagnetic fields according to claim 1, wherein: the connector comprises a wire body (1), wherein a connector protective sleeve (11) is sleeved on the outer wall, close to one end of a connector lug (2), of the wire body, a side strip (12) is fixedly mounted on the inner wall of the protective sleeve (11), an extrusion strip (13) is fixedly connected to the other end of the side strip (12), a group of supporting blocks (14) are connected to one side of the extrusion strip (13) at equal intervals, and a positioning strip (15) is fixedly connected to one side of each supporting block (14).

6. The automotive wiring harness capable of shielding external electromagnetic field according to claim 5, wherein: two groups of side strips (12) are symmetrically arranged in the protective sleeve (11), two side strips (12) in each group are arranged, and two ends of the extrusion strip (13) are connected with the two side strips (12) in the same group respectively.

7. The automotive wiring harness capable of shielding external electromagnetic fields according to claim 5, wherein: the side strips (12) and the supporting blocks (14) are made of rubber materials, and one sides of the side strips (12) are in interference connection with the outer wall of the wire body (1).