CN215680996U

CN215680996U - Incoming line terminal structure of direct current charging pile

Info

Publication number: CN215680996U
Application number: CN202121903934.8U
Authority: CN
Inventors: 张为; 朱卉; 孙国富; 李凯; 王锦; 张伟
Original assignee: Chengdu Honghai Electric Co ltd
Current assignee: Chengdu Honghai Electric Co ltd
Priority date: 2021-08-13
Filing date: 2021-08-13
Publication date: 2022-01-28
Anticipated expiration: 2031-08-13

Abstract

The utility model provides an incoming line terminal structure of a direct current charging pile, which comprises a male straight socket and a female socket which are mutually spliced, wherein the female socket is provided with a plurality of connecting holes and a plurality of limiting assemblies, the limiting assemblies correspond to the connecting holes one by one, and the limiting assemblies are distributed close to the connecting holes; spacing subassembly including set up in spacing post on the female socket, dispose the stopper on the spacing post, dispose the spacing groove that is used for the joint electric wire on the stopper. The limiting assembly can limit and fix the electric wire, prevents the electric wire installed previously from deforming to influence the subsequent work, and has strong practicability.

Description

Incoming line terminal structure of direct current charging pile

Technical Field

The utility model relates to the technical field of connecting wires, in particular to an incoming wire terminal structure of a direct current charging pile.

Background

Along with the rapid development of new energy vehicles, the layout of a direct current charging pile in a city is continuously enlarged, the direct current charging pile mainly provides direct current charging energy for a power battery of an electric vehicle, the input end of the direct current charging pile is directly connected with an alternating current power grid, and the output end of the direct current charging pile is provided with a charging plug which is connected with the electric vehicle. On the man-machine interaction interface provided by the charging pile, a specific charging card can be used for swiping the card, and corresponding operations such as charging mode, charging time, fee data printing and the like can be carried out.

Chinese patent with publication number CN212162234U discloses an improved charging pile wiring terminal, include with fill the public straight socket of the interior PCB board grafting of electric pile and with public straight socket grafting female socket, be equipped with on the public straight socket with the cooperation of PCB board be connected and prevent with the reverse anti-slow-witted structure of connecing of PCB board, be equipped with the joint platform on a side of public straight socket, be equipped with a plurality of fixture blocks on female socket's the corresponding side, public straight socket and female socket grafting state down the fixture block is with joint platform joint. This fill electric pile binding post has prevents slow-witted function and connection reliability good.

However, the female socket in the above patent is directly connected with the electric wire, and the number of electric wires fixedly connected at this position is large, and density is big, and after one of them electric wire is connected with the female socket, because its fixed point is only in the connecting hole department on the female socket, therefore when the staff carries out the installation of other electric wires, the electric wire of installation before appears slight present bending deformation and can cause the interference to the installation of other electric wires for staff's the work degree of difficulty increases, causes the electric wire simultaneously and arranges the confusion, difficult discernment and maintenance.

In view of this, the present application is specifically made.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model aims to provide an incoming line terminal structure of a direct current charging pile, which can prevent the interference of the prior installation of electric wires on the follow-up work, reduce the work difficulty and has strong practicability.

The embodiment of the utility model is realized by the following technical scheme:

an incoming line terminal structure of a direct current charging pile comprises a male straight socket and a female socket which are mutually spliced, wherein the female socket is provided with a plurality of connecting holes and a plurality of limiting assemblies, the limiting assemblies correspond to the connecting holes one by one, and the limiting assemblies are distributed close to the connecting holes; spacing subassembly including set up in spacing post on the female socket, dispose the stopper on the spacing post, dispose the spacing groove that is used for the joint electric wire on the stopper.

According to a preferred embodiment, an anti-slip layer is arranged on the inner wall of the limiting groove.

According to a preferred embodiment, the limiting block is provided with a connecting sleeve, and the connecting sleeve is sleeved outside the limiting column; the limiting groove comprises a V-shaped wire inlet groove, a wire clamping groove is formed in the bottom of the wire inlet groove in a communicated mode, and the anti-skid layer is arranged on the inner wall of the wire clamping groove.

According to a preferred embodiment, the snap groove is cylindrical.

According to a preferred embodiment, the limiting column is cylindrical, and the connecting sleeve is in threaded connection with the limiting column.

According to a preferred embodiment, a first connecting block is arranged on one side of the male straight socket, and a second connecting block is arranged on one side of the female socket corresponding to the first connecting block arranged on the male straight socket; the second connecting block corresponds to the first connecting block; a screw is arranged on the first connecting block in a penetrating manner, and a screw hole matched with the screw is arranged on the second connecting block; when the male socket is plugged with the female socket, the screw can be embedded into the screw hole and is in threaded connection with the screw hole.

According to a preferred embodiment, the male socket is provided with a plugging cavity, and the female socket is provided with a plugging protrusion matched with the plugging cavity.

According to a preferred embodiment, the anti-slip layer is provided with a plurality of elastic protrusions.

The technical scheme of the embodiment of the utility model at least has the following advantages and beneficial effects:

the wire fixing structure is simple in structure, and after the wire is fixed in the connecting hole by a worker, the wire is clamped in the corresponding limiting groove, so that the part of the wire from the connecting point of the wire and the connecting hole to the connecting point of the wire and the limiting groove is integrally distributed along the axial direction of the limiting column, the wire which is installed before can be prevented from being deformed when the worker carries out subsequent operation, the interference of the wire which is installed before on the subsequent operation is avoided, the working difficulty is reduced, the working efficiency is improved, the wire is convenient to arrange in order, and the later-stage identification and maintenance are facilitated.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

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

FIG. 2 is a schematic structural view of a spacing assembly of the present invention;

FIG. 3 is an enlarged view of a portion of the structure of FIG. 2 at A;

fig. 4 is a schematic top view of the present invention.

Icon: 1-male straight socket, 2-screw, 3-first connecting block, 4-plug cavity, 5-plug protrusion, 6-second connecting block, 7-female socket, 8-limiting column, 9-limiting block, 10-connecting sleeve, 11-wire inlet groove, 12-anti-skid layer, 13-wire clamping groove, 14-elastic protrusion and 15-connecting hole.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings or the orientation or positional relationship which is usually placed when the products of the present invention are used, it is only for convenience of describing the present invention and simplifying the description, but it is not intended to indicate or imply that the device or element which is referred to must have a specific orientation, be constructed in a specific orientation and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 4, an incoming line terminal structure of a dc charging pile includes a male straight socket 1 and a female socket 7 that are plugged with each other, in this embodiment, the male straight socket 1 is used for being plugged with a PCB board in the charging pile, and a connection structure of the male straight socket 1 and the PCB board is the same as that disclosed in chinese patent publication No. CN212162234U, and details are not repeated here. As shown in fig. 1 and 4, the female socket 7 is provided with a plurality of connecting holes 15 and a plurality of limiting components, the plurality of limiting components correspond to the plurality of connecting holes 15 one by one, and the limiting components are distributed near the connecting holes 15. Spacing subassembly disposes stopper 9 including setting up spacing post 8 on female socket 7 on spacing post 8, disposes the spacing groove that is used for joint electric wire on the stopper 9. It is specific, when using, the staff fixes the electric wire in connecting hole 15 back, again with this electric wire joint with its spacing inslot that corresponds, make this electric wire by its tie point with connecting hole 15 to its and spacing groove the tie point between the part wholly along spacing post 8's axial distribution, thereby can prevent that the electric wire of previous installation from warping when the staff carries out follow-up operation, and then avoided the interference of previous installation electric wire to follow-up operation, the work degree of difficulty has been reduced, also be convenient for the electric wire when promoting work efficiency and neatly arrange, be favorable to the discernment and the maintenance in later stage.

Further, an anti-slip layer 12 is arranged on the inner wall of the limiting groove. As shown in fig. 2 and 3, the anti-slip layer 12 is made of rubber, which increases the friction between the clamping groove and the electric wire, so that the fixing is more firm. Furthermore, the anti-slip layer 12 is provided with a plurality of elastic protrusions 14, and after the electric wire is clamped in the wire clamping groove 13, the elastic protrusions 14 deform under stress, so that a certain pre-pressure is formed on the electric wire, the static friction force between the elastic layer and the electric wire is further increased, and the fixing effect is better. In the present embodiment, the elastic lug 14 is made of elastic rubber.

In this embodiment, the limiting block 9 is provided with a connecting sleeve 10, and the connecting sleeve 10 is sleeved outside the limiting column 8. The limiting groove comprises a V-shaped wire inlet groove 11, a wire clamping groove 13 is communicated with the bottom of the wire inlet groove 11, and the anti-skid layer 12 is configured on the inner wall of the wire clamping groove 13. As shown in fig. 2, the V-shaped wire inlet groove 11 facilitates the pressing of the wire into the wire clamping groove 13. Preferably, the side walls of the wire inlet grooves 11 are smooth. Preferably, the wire-clamping groove 13 is cylindrical.

In this embodiment, the limiting column 8 is cylindrical, and the connecting sleeve 10 is in threaded connection with the limiting column 8. When the connecting sleeve is used, a worker can rotate the connecting sleeve 10 to enable the connecting sleeve and the limiting column 8 to be in threaded transmission, so that the axial position of the connecting sleeve and the axial position of the limiting column 8 can be adjusted, and the fixed length of an electric wire can be adjusted. The fixed length of the electric wire herein refers to a distance between a connection point of the electric wire with the connection hole 15 to a connection point of the electric wire with the card wire slot 13.

As shown in fig. 1 and 4, a first connection block 3 is disposed at one side of the male straight socket 1, and a second connection block 6 is disposed at one side of the female socket 7 corresponding to the first connection block 3 disposed at the male straight socket 1. The second connection block 6 corresponds to the first connection block 3. The first connecting block 3 is provided with a screw 2 in a penetrating manner, and the second connecting block 6 is provided with a screw hole matched with the screw 2. When the male socket 1 is plugged with the female socket 7, the screw 2 can be inserted into the screw hole and be in threaded connection with the screw hole. In this embodiment, the male socket 1 is provided with a plug cavity 4, and the female socket 7 is provided with a plug protrusion 5 which is matched with the plug cavity 4. When the socket is used, the inserting protrusions 5 are inserted into the inserting cavities 4 to complete the assembly of the female socket 7 and the male straight socket 1, and at the moment, the screws 2 are screwed into the screw holes of the second connecting block 6 to fix the female socket 7 and the male straight socket 1. The first connecting block 3 and the second connecting block 6 are correspondingly arranged, so that a worker can be reminded to correctly assemble the female socket 7 and the male straight socket 1, and reverse installation is prevented.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a direct current fills electric pile's incoming line terminal structure, includes public straight socket (1) and female socket (7) of pegging graft each other, its characterized in that: the female socket (7) is provided with a plurality of connecting holes (15) and a plurality of limiting assemblies, the limiting assemblies correspond to the connecting holes (15) one by one, and the limiting assemblies are distributed close to the connecting holes (15);

spacing subassembly including set up in spacing post (8) on female socket (7), dispose stopper (9) on spacing post (8), dispose the spacing groove that is used for the joint electric wire on stopper (9).

2. The inlet terminal structure of a dc charging pile according to claim 1, characterized in that: an anti-skid layer (12) is arranged on the inner wall of the limiting groove.

3. The inlet terminal structure of a dc charging pile according to claim 2, characterized in that: a connecting sleeve (10) is arranged on the limiting block (9), and the connecting sleeve (10) is sleeved outside the limiting column (8);

the limiting groove comprises a V-shaped wire inlet groove (11), a wire clamping groove (13) is communicated with the bottom of the wire inlet groove (11), and the anti-skid layer (12) is arranged on the inner wall of the wire clamping groove (13).

4. The inlet terminal structure of a dc charging pile according to claim 3, characterized in that: the wire clamping groove (13) is cylindrical.

5. The inlet terminal structure of a dc charging pile according to claim 3 or 4, characterized in that: the limiting column (8) is cylindrical, and the connecting sleeve (10) is in threaded connection with the limiting column (8).

6. The inlet terminal structure of a dc charging pile according to claim 1, characterized in that: a first connecting block (3) is arranged on one side of the male straight socket (1), and a second connecting block (6) is arranged on one side of the female socket (7) corresponding to the first connecting block (3) arranged on the male straight socket (1);

the second connecting block (6) corresponds to the first connecting block (3);

a screw (2) penetrates through the first connecting block (3), and a screw hole matched with the screw (2) is arranged on the second connecting block (6);

when the male socket (1) is plugged with the female socket (7), the screw (2) can be embedded into the screw hole and is in threaded connection with the screw hole.

7. The inlet terminal structure of a dc charging pile according to claim 1, characterized in that: a plug-in cavity (4) is arranged on the male straight socket (1), and a plug-in protrusion (5) matched with the plug-in cavity (4) is arranged on the female socket (7).

8. The inlet terminal structure of a dc charging pile according to claim 2, characterized in that: the anti-skid layer (12) is provided with a plurality of elastic bulges (14).