CN210111208U - Connector, box and vehicle - Google Patents

Abstract

The application relates to a connector, box and vehicle, the connector includes mounting and base member, the base member passes through the mounting is fixed and is moved towards on the boxboard one side of base member, be equipped with the locating hole on the base member, be equipped with the through-hole on the boxboard, the first end of base member stretches into extremely in the through-hole, the locating hole with the through-hole is used for supplying the cable to run through respectively the base member with the boxboard. The connector fixes the base piece on one side of the box board instead of the through hole on the box board, so that the cable can still be fixed by the base piece fixed on the surface of the box board under the condition that the wall surface of the box board is thin, and the cable can enter the box body by penetrating through the base piece.

Description

Connector, box and vehicle

Technical Field

The application relates to the technical field of vehicles, in particular to a connector, a box body and a vehicle.

Background

The electric automobile has the advantages of economy, energy conservation, environmental protection and the like as a representative of new energy automobiles, and has higher and higher occupation rate in the automobile market. With the development of electric vehicles, the inspection, maintenance and installation of electric vehicles are being proposed on the agenda, high-voltage connectors are used as links for transferring energy, and the connectors are difficult to be installed on a box body under the condition that the wall of the box body is thin, like human venation joints are arranged in all directions of the vehicle.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present application is proposed in order to provide a connector that overcomes or at least partially solves the above-mentioned problems, and furthermore, a box and a vehicle.

A connector comprises a fixing piece and a base piece, wherein the base piece is fixed on a box plate through the fixing piece and faces one side of the base piece, a positioning hole is formed in the base piece, a through hole is formed in the box plate, the first end of the base piece extends into the through hole, and the positioning hole and the through hole are respectively used for allowing a cable to penetrate through the base piece and the box plate.

In one embodiment, the fixing member includes a first mounting plate and a second mounting plate perpendicular to each other, and the fixing member is fixed to the box board by the first mounting plate and fixedly connected to the base member by the second mounting plate.

In one embodiment, the second mounting plate is removably coupled to the second end of the base member.

In one embodiment, the second end of the base member is provided with at least 2 mounting holes, and the connector further comprises a fixing screw extending through the mounting hole and fixed to the fixing member.

In one embodiment, a first sealing ring is arranged between the inner wall of the positioning hole and the cable.

In one embodiment, a first receiving groove is circumferentially formed in an inner wall of the second end, and the first receiving groove is used for receiving the first sealing ring.

In one embodiment, a second sealing ring is arranged between the outer wall of the first end and the inner wall of the through hole.

In one embodiment, a second receiving groove is formed in the outer wall of the first end or the inner wall of the through hole along the circumferential direction, and the second receiving groove is used for receiving the second sealing ring.

In one embodiment, the cable comprises a shielding layer, and the shielding layer is attached to the inner wall of the positioning hole.

In one embodiment, a shielding structure is disposed between the first end and the box plate.

In one embodiment, the shielding structure includes an annular spring, the first end is provided with a third receiving groove, the annular spring is sleeved in the third receiving groove, and the annular spring is in contact with the inner wall of the through hole.

In one embodiment, the second receiving groove is disposed between the third receiving groove and the second end.

In one embodiment, one side of the box plate, which is far away from the base member, is provided with a limiting circular tube, one end of the limiting circular tube is fixedly connected to the box plate, and the cable penetrates through the limiting circular tube.

In one embodiment, the limiting circular tube, the through hole and the positioning hole are coaxially arranged.

The utility model provides a box, includes the boxboard and sets up the connecting terminal of establishing in the box, the cable passes through the connector and is connected with connecting terminal, the connector is foretell connector.

A vehicle comprises the box body.

The connector fixes the base piece on one side of the box board instead of the through hole on the box board, so that the cable can still be fixed by the base piece fixed on the surface of the box board under the condition that the wall surface of the box board is thin, and the cable can enter the box body by penetrating through the base piece. It is further contemplated that various shielding or sealing structures may be provided on the base member.

Drawings

Fig. 1 is an exploded view of a connector according to an embodiment of the present application;

FIG. 2 is a schematic structural diagram of a base 300 according to an embodiment of the present application;

FIG. 3 is a schematic structural view of an assembled base member 300 according to an embodiment of the present application;

FIG. 4 is a schematic view of a combination of a box board and a fixing member according to an embodiment of the present application;

fig. 5 is a schematic structural diagram of the annular spring 373 according to an embodiment of the present application.

Detailed Description

Reference will now be made in detail to embodiments of the present application, examples of which are illustrated in the accompanying drawings. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present application and should not be construed as limiting the present application.

It will be understood that the terms "first," "second," and the like as used herein may be used herein to describe various switches, but these switches are not limited by these terms. These terms are only used to distinguish one element from another. For example, the first support plate may be referred to as the second support plate, and similarly, the second support plate may be referred to as the first support plate, without departing from the scope of the present application. Both the first support plate and the second support plate are support plates, but they are not the same support plate.

Fig. 1 is an exploded view of a connector according to an embodiment of the present application. As shown in fig. 1, a connector includes a fixing member 200 and a base member 300, the base member 300 is fixed on a board 800 by the fixing member 200 and faces one side of the base member 300, a positioning hole 320 is provided on the base member 300, a through hole 820 is provided on the board 800, a first end of the base member 300 extends into the through hole 820, and the positioning hole 320 and the through hole 820 are respectively used for a cable 900 to pass through the base member 300 and the board 800.

Wherein, the fixing member 200 is fixed on the surface of the box plate 800, and can be fixed by a screw. Both the holder 200 and the base member 300 may be of metal construction. The base member 300 is fixed to the outside of the boxboard 800, i.e. the side of the boxboard 800 facing said base member 300.

In the connector of the embodiment, the base member 300 is fixed on one side of the box board 800, not fixed inside the through hole of the box board 800, so that the cable 900 can still be fixed by the base member 300 fixed on the surface of the box board 800 under the condition that the wall surface of the box board 800 is thin, and the cable 900 enters the inside of the box body by passing through the base member 300. It is further contemplated that various shielding or sealing structures may be provided on base member 300.

In one embodiment, the fixing member 200 includes a first mounting plate 220 and a second mounting plate 240 perpendicular to each other, and the fixing member 200 is fixed to the box board 800 by the first mounting plate 220 and is fixedly coupled to the base member 300 by the second mounting plate 240.

The first mounting plate 220 and the second mounting plate 240 may be welded or integrally formed. The first mounting plate 220 and the second mounting plate 240 may be made of metal, inorganic non-metal material, polymer material, etc. as long as they have certain hardness and strength and are not easily deformed.

In one embodiment, the second mounting plate 240 is removably coupled to the second end of the base member 300. The detachable connection includes a screw coupling, a pin coupling, a wedge coupling, a key coupling, a spline coupling, and the like, and the purpose of the detachable connection is to facilitate detachment of the cable 900 from the connector during maintenance and installation.

Fig. 2 is a schematic structural diagram of a base 300 according to an embodiment of the present application. As shown in fig. 2, the second end of the base member 300 is provided with at least 2 mounting holes 6, 7, and the connector further comprises fixing screws 8, 9, wherein the fixing screws 8, 9 penetrate through the mounting holes 6, 7 and are fixed on the fixing member 200.

Wherein, the installation holes 6 and 7 at least having 2 can prevent the base member 300 from shaking when being installed on the fixing member 200. For example, by providing 4 mounting holes at the second end of the base member 300 and 2 mounting holes at both sides with respect to the cable 900, and selecting the positions of the holes, it is possible to stably fix the cable 900 to the base member 300 while mounting the base member 300 to the holder 200. The mounting holes may be threaded holes.

The base member 300 is a detachable structure, and along a plane where the axis of the positioning hole 320 is located, the base member 300 can be detached into a first shell a and a second shell b, and the plane is parallel to the second mounting plate 240.

The first shell a and the second shell b are respectively provided with a first screw hole a1 and a second screw hole b1, the second mounting plate 240 is provided with a third screw hole c1, and the first shell a, the second shell b and the second mounting plate 240 are detachably and fixedly connected together by passing through the corresponding first screw hole a1, the corresponding second screw hole b1 and the corresponding third screw hole c1 through screws.

In one embodiment, a first sealing ring 500 is disposed between the inner wall of the positioning hole 320 and the cable 900.

The first sealing ring 500 is disposed between the inner wall of the positioning hole 320 and the cable 900, so that the inner wall of the positioning hole 320 and the cable 900 have a good sealing effect. The inner circumferential surface and the outer circumferential surface of the first sealing ring 500 are respectively provided with a plurality of sealing wavy rings, and the first sealing ring 500 may be an elastic sealing material, and may be made of rubber or silica gel. The sealing performance between the inner wall of the positioning hole 320 and the cable 900 can be improved by arranging a plurality of sealing wavy rings.

In an embodiment, a first receiving groove 340 is circumferentially formed on an inner wall of the second end, and the first receiving groove 340 is configured to receive the first sealing ring 500.

Wherein, the inner wall of the second end of the base member 300 may be provided with two annular walls along the circumferential direction to form the first receiving groove 340, and the first sealing ring 500 is annular and is disposed between the two annular walls to prevent the first sealing ring 500 from being deformed by extrusion, thereby increasing the sealing performance.

In one embodiment, a second sealing ring 700 is arranged between the outer wall of the first end and the inner wall of the through hole (820).

The second sealing ring 700 is arranged between the outer wall of the first end and the inner wall of the through hole (820), so that the sealing effect between the outer wall of the first end and the inner wall of the through hole (820) is good. The inner circumferential surface and the outer circumferential surface of the second sealing ring 700 are respectively provided with a plurality of sealing wavy rings, and the second sealing ring 700 may be an elastic sealing material, and may be made of rubber or silica gel. The sealing performance between the outer wall of the first end and the inner wall of the through hole (820) can be improved by arranging a plurality of sealing wavy rings.

In one embodiment, a second receiving groove 360 is circumferentially formed on an outer wall of the first end or an inner wall of the through hole (820), and the second receiving groove 360 is used for receiving the second sealing ring 700.

At least two annular walls may be disposed on the outer wall of the first end of the base 300 along the circumferential direction to form the second receiving groove 360, and the second sealing ring 700 is annular and disposed between the two annular walls to prevent the second sealing ring 700 from being deformed by extrusion, thereby increasing the sealing performance.

In one embodiment, the cable 900 includes a shielding layer that is attached to the inner wall of the positioning hole 320.

The electric power cable has relatively high current, so that magnetic field is generated around the current, and the shielding layer is added between the conducting wire and the protecting layer to shield the electromagnetic field inside the cable. The outermost protective layer of the cable 6 is stripped, the shielding layer is exposed, and then the shielding layer is attached to the inner wall of the positioning hole 320, so that the shielding effect is better.

The shielding layer may be a metallic mesh braid, which may be red copper or tin-plated copper.

In one embodiment, a shielding structure is disposed between the first end and the boxboard 800.

Fig. 3 is a schematic structural view of the assembled base member 300 in an embodiment of the present application, and fig. 5 is a schematic structural view of the annular spring 373 in an embodiment of the present application, as shown in fig. 3 and fig. 5, the shielding structure includes the annular spring 373, the first end is provided with a third receiving groove 370, the annular spring 373 is sleeved in the third receiving groove 370, and the annular spring 373 is in contact with an inner wall of the through hole (820).

In this embodiment, by providing the third receiving groove 370 and sleeving the annular spring 373 in the third receiving groove 370, the annular spring 373 is in contact with the inner wall of the through hole (820), and the shielding function of the cable can be achieved by a simple structure.

In one embodiment, as shown in fig. 3, the second receiving groove 360 is disposed between the third receiving groove 370 and the second end.

The second receiving groove 360 is disposed between the third receiving groove 370 and the second end, so that the sealing and shielding effects can be achieved.

In one embodiment, as shown in fig. 1, a limiting circular tube 840 is disposed on a side of the box plate 800 away from the base member 300, one end of the limiting circular tube 840 is fixedly connected to the box plate 800, and the cable 900 penetrates through the limiting circular tube 840.

Wherein, the radius of spacing pipe 840 can be greater than the radius of cable 900 certain numerical value to can make things convenient for cable 900 to pass through the through-hole 820 and insert in the box, the inner wall of spacing pipe 840 can constitute a part of through-hole 820 inner wall.

By arranging the limiting circular tube 840 on the side away from the base member 300, a larger installation space can be provided for the base member 300 under the condition that the box board 800 is thinner, that is, the inner wall of the limiting circular tube 840 can form a part of the inner wall of the through hole 820, so that the surface area of the inner wall of the through hole 820 is increased, and the requirement that various sealing or shielding structures are in contact with the inner wall of the through hole 820 is met. On the other hand, through setting up spacing pipe 840, can avoid cable 900 to rock in the axial, improve the holistic anti-seismic performance of connector.

In one embodiment, the circular limiting tube 840, the through hole 820 and the positioning hole 320 are coaxially disposed.

The coaxial arrangement of the limiting circular tube 840, the through hole 820 and the positioning hole 320 can prevent the cable from bending in the fixing process, so that each part of the cable is prevented from being stretched and compressed, the cable is protected, and the cable can conveniently pass through the limiting circular tube 840, the through hole 820 and the positioning hole 320.

In one embodiment, referring to fig. 1-5, a high voltage terminal 801 is crimped to a wire end of a shielded electrical cable 900. When the box body needs to be electrically connected, the high-voltage terminal 801 penetrates into the circular tube 840 on the box plate 800, and the circular tube 840 and the box body are integrally formed or welded together. After passing through the circular tube 840, the high voltage terminal 801 is connected and fixed with the electrical appliance at the corresponding position. Before the cable 900 is fixed, a part of a wall surface of a first shell a (also called a half-nut type component) forming the inner wall of the positioning hole 320 is clamped on an outermost wrapping of the cable 900, a first sealing ring 500 (also called a waterproof sealing ring) is sleeved on the surface of the wrapping of the cable 900, the first sealing ring 500 is placed in the first accommodating groove 340, a shielding layer flanging of the cable 900 is clamped on the inner wall of the positioning hole 320, then fixing screws 8 and 9 penetrate into the mounting holes 6 and 7 and are fastened by nuts, one end of each of the fixing screws 8 and 9 can be threaded, and after the first sealing ring 500 and the shielding layer are clamped, a second sealing ring 700 and an annular spring 373 are respectively sleeved in the second accommodating groove 360 and the third accommodating groove 370. The second sealing ring 700 and the annular spring 373 are sealed and connected with the limiting circular tube 840, when the second sealing ring and the annular spring penetrate into proper positions, the extending ends of the fixing screws 8 and 9 penetrate into holes in the fixing piece 200 again to be fixed through nuts, and the first mounting plate 220 is welded or screwed on a wall plate of the box body.

A box body comprises a box board 800 and a connecting terminal arranged in the box body, wherein a cable is connected with the connecting terminal through a connector, and the connector is the connector.

A vehicle comprises the box body.

In the description herein, reference to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present application have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present application, and that variations, modifications, substitutions and alterations may be made to the above embodiments by those of ordinary skill in the art within the scope of the present application.

Claims (16)

1. The connector is characterized by comprising a fixing piece (200) and a base piece (300), wherein the base piece (300) is fixed on a box board (800) through the fixing piece (200) and faces one side of the base piece (300), a positioning hole (320) is formed in the base piece (300), a through hole (820) is formed in the box board (800), a first end of the base piece (300) extends into the through hole (820), and the positioning hole (320) and the through hole (820) are respectively used for a cable (900) to penetrate through the base piece (300) and the box board (800).

2. The connector of claim 1, wherein the fixing member (200) comprises a first mounting plate (220) and a second mounting plate (240) perpendicular to each other, the fixing member (200) being fixed to the box board (800) by the first mounting plate (220) and fixedly connected to the base member (300) by the second mounting plate (240).

3. The connector of claim 2, wherein the second mounting plate (240) is removably coupled to the second end of the base member (300).

4. The connector of claim 1, wherein the second end of the base member (300) is provided with at least 2 mounting holes (6, 7), and the connector further comprises fixing screws (8, 9), and the fixing screws (8, 9) are inserted through the mounting holes (6, 7) and fixed to the fixing member (200).

5. The connector of claim 1, wherein a first sealing ring (500) is arranged between the inner wall of the positioning hole (320) and the cable (900).

6. The connector of claim 5, wherein the inner wall of the second end of the base member (300) is circumferentially provided with a first receiving groove (340), and the first receiving groove (340) is used for receiving the first sealing ring (500).

7. The connector of claim 1, wherein a second sealing ring (700) is provided between an outer wall of the first end and an inner wall of the through hole (820).

8. The connector of claim 7, wherein the outer wall of the first end or the inner wall of the through hole (820) is provided with a second receiving groove (360) along the circumferential direction, and the second receiving groove (360) is used for receiving the second sealing ring (700).

9. The connector of claim 1, wherein the cable (900) includes a shielding layer that conforms to an inner wall of the alignment hole (320).

10. The connector of claim 8, wherein a shielding structure is provided between the first end and the boxboard (800).

11. The connector of claim 10, wherein the shielding structure comprises a ring-shaped spring (373), the first end is provided with a third receiving groove (370), the ring-shaped spring (373) is sleeved in the third receiving groove (370), and the ring-shaped spring (373) is in contact with the inner wall of the through hole (820).

12. The connector of claim 11, wherein said second receiving groove (360) is disposed between said third receiving groove (370) and said second end of said base member (300).

13. The connector of claim 1, wherein a side of the box board (800) facing away from the base member (300) is provided with a limiting circular tube (840), one end of the limiting circular tube (840) is fixedly connected to the box board (800), and the cable (900) penetrates through the limiting circular tube (840).

14. The connector of claim 13, wherein the round restraining tube (840), the through hole (820) and the positioning hole (320) are coaxially arranged.

15. A cabinet, characterized by comprising a cabinet board (800) and connection terminals provided in the cabinet, with which connection terminals cables are connected by connectors, the connectors being as claimed in any one of claims 1 to 14.

16. A vehicle comprising the case of claim 15.

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