CN118017308A

CN118017308A - Mounting structure of metro vehicle electrical cabinet segment connector on side wall

Info

Publication number: CN118017308A
Application number: CN202410181770.4A
Authority: CN
Inventors: 韩可; 佘亚中; 檀骏; 宋德建; 肖飞
Original assignee: CRRC Nanjing Puzhen Co Ltd
Current assignee: CRRC Nanjing Puzhen Co Ltd
Priority date: 2024-02-19
Filing date: 2024-02-19
Publication date: 2024-05-10

Abstract

The invention discloses a mounting structure of a sectional connector of a metro vehicle electrical cabinet on a side wall, which relates to the technical field of metro vehicle electrical design. According to the invention, the wiring support and the connectors are arranged in the gaps between the side wall of the vehicle body and the built-in wallboard, and the connectors are uniformly-spaced and step-shaped and are tiled, so that compared with the traditional horizontal or vertical connector arrangement mode, the mounting mode of the invention occupies less space, and the joint of each sub-wire harness and the connectors is tiled and misplaced, so that the sub-wire harnesses are orderly arranged and are easy to overhaul.

Description

Mounting structure of metro vehicle electrical cabinet segment connector on side wall

Technical Field

The invention relates to the technical field of electric design of metro vehicles, in particular to a mounting structure of a metro vehicle electrical cabinet segment connector on a side wall.

Background

In recent years, along with the rapid development of rail transit technology, the requirement on production efficiency is continuously improved, and the modular design is carried out on the electrical cabinet through the sectional connector, so that the process flow can be effectively simplified, the production time is shortened, and the accuracy of mass production is ensured.

Currently, segmented connectors of electrical cabinets are mainly installed inside electrical cabinets, where connector plugs and sockets are docked. For unmanned vehicles, equipment and components in the electrical cabinets are relatively more, and the cabins of the unmanned vehicles are required to have larger space and visual field, so that the electrical cabinets are generally arranged into short side cabinets, and compared with the high-pass electrical cabinets for the unmanned vehicles, the internal space of the electrical cabinets in the form of the short side cabinets is more tense. In the case of a low side cabinet, the space between the vehicle body and the interior wall panel is generally used only for passing through the wire harness into the electrical cabinet, and the space utilization is low.

Disclosure of Invention

The invention provides a mounting structure of a sectional connector of a metro vehicle electrical cabinet on a side wall, which moves the sectional connector into a space between the side wall of a vehicle body and an inner wall plate, thereby effectively saving the space in the electrical cabinet and fully utilizing the space between the vehicle body and the inner wall plate.

In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:

A mounting structure of a metro vehicle electrical cabinet segment connector on a side wall, comprising:

The wiring support is fixed on the side wall of the vehicle body, and a detachable door plate is arranged on the inner wallboard corresponding to the wiring support;

the connectors are arranged on the side wall of the vehicle body in a stepped mode with equal intervals;

The wire harness comprises a plurality of sub-wire harnesses, the two wire harness groups are respectively located on two sides of the connector, and the two matched sub-wire harnesses are respectively located in the two wire harness groups and are electrically connected through the connector.

Further, the connector comprises a plug and a socket, the socket is arranged on the side wall of the vehicle body, the socket is electrically connected with the sub-wire harness in one wire harness group, the plug is electrically connected with the corresponding sub-wire harness in the other wire harness group, and the plug and the socket can be inserted in pairs and conduct the two sub-wire harnesses.

Further, the sub-wire bundles are parallel to each other, each sub-wire bundle comprises a plurality of branching lines, and the branching lines of the end parts of the sub-wire bundles and the connectors are in an included angle of 90 degrees with the sub-wire bundles.

Further, the plug-in direction of the plug and the socket is parallel to the extending direction of the branching connector.

Further, a mounting plate is fixed on the side wall of the vehicle body, a plurality of fixing frames are fixed on the mounting plate, and the connector is fixed on the fixing frames.

Further, a plurality of round holes are formed in the wiring support, connecting pieces are mounted on the round holes, wire holes are formed in the connecting pieces, binding tapes are inserted into the wire holes, and the binding tapes can fix sub-wiring harnesses on the wiring support.

Compared with the prior art, the invention has the beneficial effects that:

The wiring support and the connector are arranged in a gap between the side wall of the vehicle body and the built-in wallboard, so that the sub-wiring harness and the connector are arranged on the side wall of the vehicle body; compared with the traditional horizontal or vertical connector arrangement mode, the installation mode of the invention occupies less space, and the joint of each sub-wire harness and the connector is tiled and misplaced, and the branching in the sub-wire harness is only needed to be bent beside the connector, so that the sub-wire harness is orderly arranged and is easy to overhaul.

Drawings

FIG. 1 is a schematic cross-sectional view of the present invention as applied to a subway vehicle;

FIG. 2 is a schematic view of the perspective view structure of the present invention when applied to a metro vehicle;

FIG. 3 is an exploded view of the structure of the present invention;

FIG. 4 is a schematic view of the mounting plate and mount of the present invention;

FIG. 5 is a schematic diagram of the mating of the connector and the wiring bracket of the present invention;

FIG. 6 is a schematic view of the mating of the harness and connector of the present invention;

fig. 7 is a partial enlarged view at a in fig. 6.

In the figure: 1. the side wall of the vehicle body, 2, an inner wallboard, 21, a detachable door panel, 31, a sub-wire harness, 311, a branching line, 32, a connector, 321, a socket, 322, a plug, 33, a first wiring support, 34, a rivet, 35, a second wiring support, 36, a mounting plate, 361 and a fixing frame.

Detailed Description

The following description of the embodiments of the present invention will be made more fully hereinafter with reference to the accompanying drawings, in which embodiments of the invention are shown, in which some, but not all embodiments of the invention are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

As shown in fig. 1 to 7, the mounting structure of the segment connector of the electric cabinet of the metro vehicle provided by the embodiment of the invention on the side wall comprises a wiring bracket, six connectors 32 and two wire harness groups, wherein each wire harness group comprises six sub-wire harnesses 31. The space between the vehicle body side wall 1 and the interior wall panel 2 is 57mm, and the connector 32 and the wire harness are mounted in this space. The overall thickness of the connector 32 specifically adopted in this embodiment is about 35mm, the diameter of the sub-harness 31 is about 30mm, and by using the installation mode of the invention, the installation of the connector 32 and the harness can be completed in a space with a width of 57mm, thereby saving the space of the electrical cabinet in the vehicle body and fully utilizing the space of the side wall 1 of the vehicle body. In order to facilitate maintenance of the wire harness and the connector 32, the detachable door plate 21 is arranged on the inner wallboard 2 corresponding to the wiring support, the detachable door plate 21 can be fixed on the inner wallboard 2 by using bolts, and the maintenance can be performed by removing the detachable door plate 21.

As shown in fig. 3 and 5, the wiring bracket of the present embodiment includes one first wiring bracket 33 and two second wiring brackets 35, and the wiring brackets are divided into the first wiring bracket 33 and the second wiring bracket 35 due to the vehicle body size structure. The wiring support can be divided into a plurality of plates according to the actual structure of the vehicle body, so long as the realization of the whole function is not affected. The first wiring bracket 33 and the second wiring bracket 35 are each made of a sheet metal bent member by splice welding and are fixed to the vehicle body side wall 1 using rivets 34.

The mounting plate 36 is provided on the vehicle body side wall 1 or the first wiring bracket 33, six fixing frames 361 are fixed to the mounting plate 36, and six connectors 32 are respectively mounted to the six fixing frames 361. The mounting plate 36 and the mount 361 are also sheet metal bent members. The mounting plate 36 is fixed to the vehicle body side wall 1 by the rivet 34, and the mounting plate 36 may be riveted to the first wiring bracket 33.

As shown in fig. 6 and 7, six connectors 32 are mounted on the fixing frame 361 in a stepped shape at equal intervals. Two harness groups are located on the left and right sides of the six connectors 32, respectively. Since the twelve sub-harnesses 31 are routed up and down, two wiring brackets 35 are provided on the upper and lower sides of the first wiring bracket 33, respectively. The two wiring brackets 35 are respectively used for fixing the sub-harnesses 31 on the two harness groups.

A plurality of round holes are formed in the first wiring support 33 and the second wiring support 35, connecting pieces are clamped on the round holes, wire holes through which the binding belts can penetrate are formed in the connecting pieces, and the binding belts are used for tidying and binding the sub-wire bundles 31 at corresponding positions of the wiring supports conveniently.

Two sub-harnesses 31, which are respectively located in the two harness groups and need to be butted, can be electrically connected through a connector 32. Specifically, the connector 32 includes a plug 322 and a socket 321, wherein the socket 321 can be fixed to the fixing frame 361 by a bolt, and the plug 322 can be inserted to the socket 321 so as to communicate. The six sockets 321 of the six connectors 32 are electrically connected to the six sub-harnesses 31 in one harness group, respectively, and the six plugs 322 of the six connectors 32 are electrically connected to the six sub-harnesses 31 in the other harness group, respectively. When the plug 322 is inserted into the socket 321, the pin contacts in the plug 322 and the socket 321 make the two sub-harnesses 31 on both sides of the pair of the plug 322 and the socket 321 conductive.

As shown in fig. 6 and 7, twelve sub-harnesses 31 are parallel to each other, each sub-harness 31 further includes a plurality of wires 311, and the connection of the sub-harness 31 to the connector 32 is actually the connection of the wires 311 to the plug 322 or the socket 321. In order to have a sufficient space for installing the connectors 32, the present invention distributes the six connectors 32 in an equally spaced stepped shape, and the wires of the six connectors 32 are inclined with respect to the sub-harness 31. The branching 311 of the end portion of the sub-harness 31 mated with the connector 32 is bent by 90 ° so that the branching 311 forms an angle of 90 ° with the sub-harness 31. The plugging direction of the plug 322 and the socket 321 is parallel to the extending direction of the junction 311, and is perpendicular to the extending direction of the sub-harness 31. The wire harness 31, the branching line 311, the plug 322 and the socket 321 are in a horizontal or vertical state, so that the maintenance and the arrangement are convenient.

Through the installation form, the connectors 32 and the sub-harnesses 31 are laid flat, so that the whole width of the connectors meets the requirement of the space between the side wall 1 of the vehicle body and the built-in wallboard 2; the space in the side wall of the metro vehicle can be utilized to the greatest extent, meanwhile, each pair of sub-wire harnesses 31 respectively connected by the socket 321 and the plug 322 of the connector 32 has independent wiring paths, the cleanliness and the attractiveness are guaranteed, and the maintenance and the arrangement are convenient.

In the mounting, the first wiring bracket 33 and the second wiring bracket 35 are fixed to the vehicle body side wall 1, and the mounting plate 36 is fixed to the vehicle body side wall 1 or the wiring bracket. The branching 311 of the sub-harness 31 is connected with the corresponding socket 321 or plug 322, the socket 321 of the connector 32 is fixed on the fixed frame 361, the plug 322 is plugged into the socket 321, and finally the sub-harness 31 is fixed on the wiring support by using a binding belt, namely, the installation of the connector 32 and the connection and wiring of the sub-harness 31 are completed. The detachable door panel 21 is installed. When maintenance is required, the detachable door panel 21 is detached, and the connector 32 and the sub-harness 31 are subjected to maintenance.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. A mounting structure of a metro vehicle electrical cabinet segment connector on a side wall, comprising:

the wiring support is fixed on the side wall (1) of the vehicle body, and a detachable door plate (21) is arranged on the inner wallboard (2) corresponding to the wiring support;

A plurality of connectors (32), each of the connectors (32) being provided on a vehicle body side wall (1) in a stepped form at equal intervals;

The wire harness comprises a plurality of sub-wire harnesses (31), the two wire harness groups are respectively located on two sides of the connector (32), and the two matched sub-wire harnesses (31) which are respectively located in the two wire harness groups are electrically connected through the connector (32).

2. The mounting structure of a metro vehicle electrical cabinet segment connector on a side wall as claimed in claim 1, wherein the connector (32) comprises a plug (322) and a socket (321), the socket (321) is provided on the side wall (1) of the vehicle body, the socket (321) is electrically connected with a sub-harness (31) in one harness group, the plug (322) is electrically connected with a corresponding sub-harness (31) in the other harness group, and the plug (322) and the socket (321) can be plugged into each other and conduct the two sub-harnesses (31).

3. The mounting structure of the connector for the electrical cabinet of the metro vehicle on the side wall according to claim 2, wherein the sub-harnesses (31) are parallel to each other, the sub-harnesses (31) include a plurality of branching lines (311), and the branching lines (311) of the end portions of the sub-harnesses (31) mated with the connectors (32) form an angle of 90 ° with the sub-harnesses (31).

4. A mounting structure of a connector for a section of a metro vehicle electrical cabinet as claimed in claim 3, wherein the plug (322) and socket (321) are connected in a direction parallel to the extension of the junction (311).

5. The mounting structure of a metro vehicle electrical cabinet segment connector on a side wall as claimed in claim 1, wherein a mounting plate (36) is fixed on the side wall (1) of the vehicle body, a plurality of fixing frames (361) are fixed on the mounting plate (36), and the connector (32) is fixed on the fixing frames (361).

6. The mounting structure of a sectional connector for a metro vehicle electrical cabinet on a side wall as claimed in claim 1, wherein the wiring support is provided with a plurality of round holes, the round holes are provided with connecting members, the connecting members are provided with wire holes, the wire holes are penetrated with binding tapes, and the binding tapes can fix the sub-wiring harness (31) on the wiring support.