CN218386736U - Cable and junction box - Google Patents

Abstract

The utility model discloses a cable and junction box, a cable include wire and ply-yarn drill, the wire includes insulating layer and the same heart yearn of setting in the insulating layer of a plurality of specifications, the ply-yarn drill includes the body, body and insulating layer integrated into one piece, the axial lead of insulating layer and the axial lead coincidence of ply-yarn drill, be provided with a plurality of screws the same with insulating layer extending direction on the body. The utility model provides a junction box, includes the cable, still includes the installation shell, the installation shell includes lower cover and upper cover, the lower cover includes the bottom plate and sets up four curb plates in four sides of bottom plate, is provided with the recess that is used for installing the ply-yarn drill on one of them curb plate and is used for the round hole that the wire passed with the recess intercommunication, be provided with No. two screws that correspond with a screw on the recess. The advantages are that: prevent to be torn from components and parts by the cable, simultaneously, effectual waterproof dirt-proof effect of playing.

Description

Cable and junction box

Technical Field

The utility model relates to a cable field specifically is a cable and junction box.

Background

In the battery charging outfit field, need use a plurality of cables to be used for connecting all kinds of PCB boards and other components and parts, during the in-service use, all kinds of PCB boards and components and parts set up in the junction box of difference. The existing arrangement is that a through hole is arranged on a junction box, and a cable penetrates through the through hole of the junction box to be connected with a PCB and other components. But this kind of mode makes components and parts be difficult for waterproof and dustproof, produces the pulling force to the cable when maintaining different junction boxes easily, leads to being connected of cable and components and parts to break away from.

Accordingly, there is a need for a cable and junction box.

SUMMERY OF THE UTILITY MODEL

The utility model provides a pair of cable and junction box, effectual solved behind the current cable installation to the interior components and parts of junction box waterproof, dustproof, cable and the firm in connection nature of components and parts can not obtain the problem of assurance.

The utility model adopts the technical proposal that:

the utility model provides a cable, includes wire and ply-yarn drill, the wire includes insulating layer and the same heart yearn of setting in the insulating layer of a plurality of specifications, the ply-yarn drill includes the body, body and insulating layer integrated into one piece, the axial lead of insulating layer and the coincidence of the axial lead of ply-yarn drill, be provided with a plurality of screws the same with insulating layer extending direction on the body.

Further, the method comprises the following steps: the body is square piece, square piece four corners is provided with circular arc chamfer structure.

Further, the method comprises the following steps: the screw is the counter bore, screw quantity is four, four the screw is equallyd divide the four sides that set up at the ply-yarn drill.

Further, the method comprises the following steps: the wire clamp further comprises cylinders arranged on two sides of the body, through which the lead passes, the cylinders are arranged on the outer side of the insulating layer, and the cylinders and the insulating layer are integrally formed.

Further, the method comprises the following steps: the thickness of the body is less than the length of the cylinder.

The utility model provides a junction box, includes the cable, still includes the installation shell, the installation shell includes lower cover and upper cover, the lower cover includes the bottom plate and sets up four curb plates in four sides of bottom plate, is provided with the recess that is used for installing the ply-yarn drill on one of them curb plate and is used for the round hole that the wire passed with the recess intercommunication, be provided with No. two screws that correspond with a screw on the recess.

Utility model's beneficial effect: through the cooperation of recess and ply-yarn drill for wire one end gets into and is connected the back with components and parts in the installation shell, when exerting the pulling force to the insulating layer, the ply-yarn drill is fixed with the installation shell, has prevented the one end atress that cable and components and parts are connected, prevents to be torn from components and parts by the cable, simultaneously, through the cooperation of ply-yarn drill and recess, has stopped the outside liquid of installation shell and dust to pass through the through-hole and has got into in the installation shell, the effectual waterproof dirt-proof effect that plays.

Drawings

Fig. 1 is an overall schematic view of a cable and junction box provided in an embodiment of the present application.

Fig. 2 is a schematic view of a cable provided by an embodiment of the present application.

Fig. 3 is a schematic view of a mounting housing provided in an embodiment of the present application.

Labeled in the figure as: 1. a wire; 2. a line card; 201. a first screw hole; 202. an arc chamfering structure; 22. a body; 23. a cylinder; 3. mounting a shell; 32. a side plate; 33. an upper cover; 321. a groove; 322. a circular hole; 323. and a second screw hole.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

As shown in fig. 2, a cable that embodiment of this application provided, its structure includes wire 1 and ply-yarn drill 2, wire 1 includes the same heart yearn of setting in the insulating layer of insulating layer and a plurality of specification, ply-yarn drill 2 includes body 22, body 22 and insulating layer integrated into one piece, the axial lead of insulating layer coincides with the axial lead of ply-yarn drill 2, be provided with a plurality of screws the same with insulating layer extending direction on the body 22.

Note that the cable is mounted on the junction box. The junction box is provided with a groove 321 and a through hole adapted to the line card 2.

During the in-service use, with the cable installation back, ply-yarn drill 2 passes through screw 201 threaded connection with the junction box, when exerting pulling force to the cable, because ply-yarn drill 2 is fixed with the junction box for the inside components and parts of junction box can not receive outside effort. Meanwhile, the line card 2 can plug the grooves 321 and the through holes.

In the above-mentioned design, can effectually play waterproof dustproof and prevent that the components and parts in cable and the junction box from receiving the effect that external force and break away from to the components and parts in the junction box.

Specifically, the method comprises the following steps: as shown in fig. 2, the body 22 is a square block, and the four corners of the square block are provided with circular arc chamfer structures 202.

In the above design, the arc chamfering structure 202 can ensure that the operator is not easily scratched when the square block is installed.

Specifically, the method comprises the following steps: as shown in fig. 2, the screw holes are countersunk, the number of the screw holes is four, and the four screw holes are equally arranged on four sides of the line card 2.

When the tool is actually used, the countersunk head bolt is in threaded connection with the countersunk hole.

In the above design, the bolt does not protrude out of the surface of the wire clamp 2 after the wire clamp 2 is installed by setting the countersunk hole, so that the surface smoothness of the wire clamp 2 is ensured.

Specifically, the method comprises the following steps: as shown in fig. 2, the line card 2 further includes cylinders 23 disposed at both sides of the body 22 through which the wire 1 passes, the cylinders 23 being disposed outside the insulating layer, the cylinders 23 being integrally formed with the insulating layer.

In the above design, the cylinder 23 can be ensured to play a reinforcing role at the joint of the cable and the body 22, and the lead 1 and the line card 2 are prevented from being damaged when the line card 2 is installed.

Specifically, the method comprises the following steps: the thickness of the body 22 is less than the length of the cylinder 23.

In the above design, the countersunk head bolt is convenient to penetrate into the first screw hole 201, and the reinforcing effect of the cylinder 23 can be ensured.

As shown in fig. 1 and 3, the junction box provided by the embodiment of the application includes a cable, and further includes an installation shell 3, where the installation shell 3 includes a lower cover and an upper cover 33, the lower cover includes a bottom plate and four side plates 32 disposed on four sides of the bottom plate, a groove 321 for installing the line card 2 and a circular hole 322 communicated with the groove 321 and used for a lead 1 to pass through are disposed on one of the side plates 32, and a second screw hole 323 corresponding to the first screw hole 201 is disposed on the groove 321.

During the actual use, will penetrate the cable one end to installation shell 3 inside through recess 321 and round hole 322 from the installation shell 3 outside to make ply-yarn drill 2 place in recess 321, screw 201 aligns with No. two screw 323, utilize the bolt with screw 201 and No. two screw 323 threaded connection afterwards.

In the above-mentioned design, through the cooperation of recess 321 and ply-yarn drill 2, make 1 one end of wire get into in the installation shell 3 back of being connected with components and parts, when exerting the pulling force to the insulating layer, ply-yarn drill 2 is fixed with installation shell 3, the one end atress that cable and components and parts are connected has been prevented, prevent to be torn from components and parts by the cable, and simultaneously, through the cooperation of ply-yarn drill 2 with recess 321, it has stopped that the outside liquid of installation shell 3 and dust pass through in the through-hole gets into installation shell 3, the effectual waterproof dirt-proof effect that plays.

In the following detailed description, it is to be understood that the above-described embodiments are merely exemplary of the present invention, and are not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included within the scope of the present invention.

Claims (6)

1. A cable, characterized by: including wire (1) and ply-yarn drill (2), wire (1) includes the same heart yearn of setting in the insulating layer of insulating layer and a plurality of specification, ply-yarn drill (2) are including body (22), body (22) and insulating layer integrated into one piece, the axial lead of insulating layer and the axial lead coincidence of ply-yarn drill (2), be provided with a plurality of screw (201) the same with insulating layer extending direction on body (22).

2. A cable according to claim 1, characterized in that: the body (22) is a square block, and arc chamfer structures (202) are arranged at four corners of the square block.

3. A cable according to claim 1, characterized in that: the screw holes are countersunk holes, the number of the screw holes is four, and the four screw holes are equally arranged on four sides of the wire clamp (2).

4. A cable according to claim 1, characterized in that: the line card (2) further comprises cylinders (23) arranged on two sides of the body (22) through which the lead (1) passes, the cylinders (23) are arranged on the outer side of the insulating layer, and the cylinders (23) and the insulating layer are integrally formed.

5. A cable according to claim 4, characterized in that: the thickness of the body (22) is less than the length of the cylinder (23).

6. A junction box comprising the cable of any one of claims 1 to 5, wherein: still include installation shell (3), installation shell (3) include lower cover and upper cover (33), the lower cover includes bottom plate and four curb plates (32) of setting in bottom plate four sides, is provided with recess (321) that are used for installing ply-yarn drill (2) on one of them curb plate (32) and communicates round hole (322) that are used for wire (1) to pass with recess (321), be provided with No. two screw holes (323) that correspond with a screw hole (201) on recess (321).

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