JP5525460B2 - VEHICLE ELECTRIC EQUIPMENT CASES PROVIDED WITH INTEGRATED FORMED WIRING SUPPORTING DEVICE AND VEHICLE ELECTRIC DEVICE HAVING ELECTRIC DEVICE IN THE VEHICLE ELECTRIC DEVICE CAS - Google Patents

Description

  The present invention relates to a housing for an electric device for a railway vehicle, and in particular, an electric device housing previously provided with an integrally formed wire support in order to support a wiring wire of an electric device inside, and The present invention relates to an electric device for a vehicle in which an electric device is mounted in the electric device casing for the vehicle.

  The present invention also proposes a novel configuration of an integrally formed wire support for supporting a wiring wire of an electric device.

  In wiring in electric equipment mounted on a railway vehicle, it is necessary to prevent the electric wire from wobbling in order to prevent the electric wire from being damaged by vibration of the vehicle body. Therefore, the system which fixes an electric wire to the electric wire support provided in the equipment box is taken.

  As the number of wires increases, the number of fixed points increases. In such a device with many electric wire fixing points, it is necessary to provide a large amount of supporting tools for fixing, which has been an obstacle to shortening the time for manufacturing the device box.

  A method for fixing wiring in an electric equipment box mounted on a railway vehicle is disclosed in Patent Document 1 (Japanese Patent Laid-Open No. 6-178411). In this document, vehicle electrical components are housed inside the control box. The electric wires for electrical connection between the vehicle electrical component and the inside and outside of the control box are divided into wire bundles and fixed to the wire fixing member of the wire fixing tool. And the control apparatus for vehicles is comprised by detachably attaching the support frame of an electric wire fixing tool inside a control box. As an effect, according to the present invention, since the electric wires can be bundled and mounted on the electric wire fixing tool outside the control box, the electric wire fixing device can be attached inside the control box. It is said that stabilization can be achieved.

JP-A-6-178411

  As described above, Patent Document 1 (Japanese Patent Application Laid-Open No. 6-178411) is known as an example of a support for fixing an electric wire.

  This is a support having a plurality of electric wire fixing points. In wiring inside electric equipment mounted on railway vehicles, as a noise countermeasure, wiring of the same system is often used as one wire bundle, and a plurality of wire bundles are often laid in parallel. Therefore, as in Patent Document 1 (Japanese Patent Laid-Open No. 6-178411), the wire support is often arranged in parallel with a plurality of rod-shaped wire fixing portions.

  However, this support was a method of attaching the wire fixing member 3 to the support frame 2. And as a mounting method of this support frame 2 and the electric wire fixing member 3, welding, a screw, and a rivet can be considered. Anyway, it is the electric wire fixing tool 1 comprised from a some member, Therefore, there existed difficulty also in manufacturability of the electric wire fixing tool 1 itself.

  In order to attach the wire fixing tool 1 to the control box 8, the wire bundle 4 is fixed to the wire fixing member 3 of the wire fixing tool 1 in advance, the cover 9 on the side surface of the control box 8 is opened, 10 is inserted, the wire fixing tool 1 is inserted, and the fixing hole 7 of the support frame 2 is fixed to the mounting frame 11 on the inner surface of the control box 8 with a screw seat 12 and fixed by screwing or riveting. It took time for installation work, and it took time to assemble the entire control box.

  Furthermore, when fixing an electric wire to such an electric wire support tool, an electric wire is fixed after attaching a protective tube to a support tool in order to prevent that an electric wire rubs and breaks with a support tool by vibration of a vehicle. The protective tube generally has a hollow cylindrical shape made of plastic.

  When this protective tube is attached to the support, if the support does not have an open end for inserting the protective tube, the tube cannot be inserted.To attach the protective tube, a hollow cylindrical tube is used. It was necessary to install after tearing in the longitudinal direction.

  Therefore, the problem to be solved by the present invention is to equip a housing with a wire support having a plurality of wire support portions in advance, thereby mounting an electric device in the vehicle electrical device housing. It is intended to improve the manufacturability of electric equipment for vehicles.

Electrical equipment housing for a vehicle according to the present invention, a wire support comprising a rod-like member and the base, by punching a piece of flat plate, wire supporting Ru and a plurality of bar-like members and the base for fixing the electric wire forming A tool is integrally formed, and a plurality of the integrally formed wire support tools are arranged in advance inside the housing.

  Furthermore, the electric equipment casing for a vehicle according to the present invention is an electric wire support in which the plurality of rod-shaped members have a rectangular cross section and a uniform plate thickness.

  Furthermore, the electric device for a vehicle of the present invention is characterized in that an electric device is arranged and wired inside the electric device casing for a vehicle.

  As described above, the present invention reduces the number of parts by integrally forming the wire support, and the electric device is mounted in the vehicle electrical device casing by providing it in the casing in advance. As a result, the time required for assembling the vehicle electrical equipment can be shortened.

  Moreover, workability | operativity which attaches an electric wire protection tube can also be improved because an electric wire support is provided with a free release end part.

  Thus, since the structure of the wire support can be simplified, the production time of the wire support itself can be shortened. In addition, the work time for attaching the wire support to the housing can be shortened. Furthermore, it is easy to attach the wire protection tube.

The Example which has the some electric wire fixing | fixed part, and was equipped with the multiple types of integrally formed electric wire support in the bottom part of the electric equipment housing | casing for vehicles previously. The perspective view of the electric equipment housing | casing for vehicles of the state which attached the both end surface part and upper surface part of the housing | casing with respect to the housing | casing bottom face part of FIG. The Example of the electric wire support which has arrange | positioned the several rod-shaped electric wire support part between the both-sides base part. The Example of the electric wire support which made the base one place and arrange | positioned the several rod-shaped electric wire support part on the one side of the base. The Example of the electric wire support which made the base one place and arrange | positioned the several rod-shaped electric wire support to the both sides of the base. The Example of the electric wire support which made the base one place and arrange | positioned the several rod-shaped electric wire support part diagonally on the both sides of the base. The Example of the electric wire support which made the base one place and arrange | positioned the several rod-shaped electric wire support part diagonally to the one side of the base. The enlarged view of a bottom face in the Example which equips the inside of the electrical equipment housing | casing for vehicles beforehand with the multiple types of electric wire support. The electric wire support can be attached to any location inside the vehicle electrical equipment casing as an electric wire fixture. (A) (b) (c) The figure which showed the process of manufacturing an electric wire support. (A) (b) The figure which showed the state which attaches an electric wire protection tube to an electric wire support.

  The electric wire support of the vehicle electrical equipment casing of the present invention is an electric wire support having a uniform plate thickness and a rectangular cross section. This can be produced by cutting an electric wire support having a plurality of electric wire fixing portions from a single flat plate by punching and integrally forming it by press working for bending, thereby shortening the production time. Furthermore, it becomes easy to fix a base to a housing | casing by making the base of a wire support tool flat form.

  In the electric equipment casing for a vehicle of the present invention, a plurality of electric wire supports are arranged in advance at necessary places. As a result, the plurality of electric wire fixing portions are collectively attached to the inside of the housing, so that the manufacturing time of the vehicle electric device housing is shortened. Furthermore, by opening one end of the electric wire fixing portion as a free end, the workability of attaching the electric wire protection tube is improved, and the assembly time of the vehicle electric device casing is shortened.

Embodiments of the present invention will be described below with reference to the embodiments shown in FIGS.
FIG. 3 shows an integrally formed wire support 3 having a plurality of rod-shaped wire fixing portions 11 having a rectangular cross section and a base portion 12. 1 and 2 show a state in which a plurality of wire supports 3 are attached in advance using a method such as welding or riveting to the bottom surface of the device housing 1.

  Since the wire support 3 of the present invention is integrally formed by punching from a flat plate as will be described later, the wire fixing portion 11 has a rectangular cross section, and a plurality of the wire fixing portions 11 can be formed in parallel. The attachment location to the device housing 1 is a base 12, which is formed on both ends or one side of the wire support 3. A method such as welding or riveting is used as an attachment / fixation method to the device casing 1.

  Since the electric wire fixing portion 11 has a rectangular cross section, there is an advantage that it can be integrally formed from a flat plate by pressing. That is, as shown in FIGS. 6 (a) to 6 (c), the punching plate 22 is formed by cutting one flat plate material 21 (FIG. 6 (a)) as shown in the processing steps of the wire support 3 (FIG. 6 ( b)), the electric wire support 3 can be obtained by bending it (FIG.6 (c)). Thereby, the number of components of the electric wire support 3 can be reduced.

  The electric wire support 3 in FIG. 3 has a configuration in which the base 12 is disposed on both sides of the electric wire fixing portion 11, and the electric wire support 3 in FIG. 4 has a configuration in which the electric wire fixing portion 11 is disposed on one side of the base 12. is there. In any case, the plurality of electric wire fixing portions 11 are arranged in parallel.

  FIG. 5 shows a structure in which rod-shaped electric wire fixing portions 11 having a rectangular cross section are arranged on both sides of the base portion 12 with respect to the electric wire support 3 of FIG. Since the rod-shaped electric wire fixing portions 11 are provided on both sides of the base portion 12, the number of electric wire fixing portions per base portion can be doubled as compared with the one-side arrangement in FIG. Thereby, the improvement of space efficiency and the efficiency improvement of the operation | work which attaches the electric wire support 3 to the housing | casing 1 can be aimed at.

  Further, the electric wire support 3 in FIG. 5 is stable without falling down when the electric wire support is placed on a plane because the center of gravity is near the central base 12 as compared with the embodiment of FIG. For this reason, the workability | operativity improvement by the stability improvement at the time of attachment to the apparatus housing | casing 1 (welding or rivet fastening) can be aimed at.

  The electric wire support 3 of FIG. 6 is the Example which made the some electric wire fixing | fixed part 11 diagonal. If such an electric wire support 3 is used, since wiring can be performed diagonally, the wiring length can be shortened. Since the electric wire support 3 can be formed from the plate material 21 by press working (the process is similar to that shown in FIG. 6 and is not shown), the angle of the electric wire fixing portion 11 can be freely set.

  FIG. 8 shows a part of the bottom surface 5 of the electrical equipment box 1 to which a plurality of the wire supporters 3 shown in FIGS. This is an enlargement of FIG. In FIG.1 and FIG.8, multiple types of electric wire support tools 3 are attached to the electric equipment box. Reference numeral 15 in FIG. 8 indicates an installation place of the electric device arranged in the device casing 1. As shown in the above description, the wire support 3 according to the present invention can reduce the number of parts and the working time. In the electrical equipment casing of the present invention, since a plurality of types of wire support tools 3 are attached in advance, it is possible to obtain the effect of reducing the number of parts and the working time for the number of the wires.

  In FIG. 2, a plurality of types of electric wire supports 3 are attached in advance to the bottom surface portion 5 of the housing, and both the housing end surface portions 6 and 8 and the housing top surface portion 7 are attached. It is a perspective view of the electric equipment housing | casing 1 for vehicles. The electrical apparatus casing 1 for a vehicle according to the present invention is subjected to installation work and wiring work of the electric device in the state shown in FIG. That is, first, a plurality of types of wire support tools 3 are prepared, and these wire support tools 3 are fixed to predetermined positions on the bottom surface portion 5 of the vehicle electrical equipment housing 1 by welding, rivets, or the like. Next, after attaching both housing end surface portions 6 and 8 and the housing top surface portion 7 to the housing bottom surface portion 5 on which the plurality of electric wire supports 3 are arranged (state of FIG. 2), the wiring is laid. Install electrical equipment in place. Thereafter, a lid is attached to the remaining side surfaces of the casing (the opened state is shown in FIG. 2) to complete the vehicle electrical device. In addition, the electric wire support 3 can be attached to every place inside the electric equipment housing | casing for vehicles as a fixing tool of an electric wire.

  At that time, as shown in FIG. 3 to FIG. 7, various types of wire support tools 3 are prepared. By selecting these wire support tools 3, predetermined positions inside the vehicle electrical equipment housing 1 are selected. It is arranged and fixed to. Although not shown in detail in the drawing, it is possible to make one type of electric wire support 3 provided with one electric wire fixing portion 11 for one base portion 12 (FIGS. 1 and 2). Or refer to FIG. In this case, one electric wire fixing portion 11 may be arranged horizontally, arranged obliquely, or arranged vertically.

  FIG. 9 shows a process of processing the wire support 3 of FIG. By punching the metal material 21 (FIG. 6A), the wire support 22 before bending is obtained (FIG. 6B). Furthermore, the electric wire support 3 is obtained by bending this (FIG.6 (c)). Thereby, the electric wire support 3 can be obtained by the single flat plate member 21. Whereas the wire support of the known example is manufactured by joining a plurality of members, this method can reduce the number of members.

  FIGS. 10A and 10B are process diagrams for attaching the wire protection tube 31 to the wire support 3. In the type in which one end of the wire fixing portion 11 is opened as a free end as in the illustrated wire support 3, the wire protection tube 31 may be inserted as it is.

DESCRIPTION OF SYMBOLS 1 ... Vehicle electrical equipment housing | casing 3 ... Electric wire support 5 ... Inside bottom face part 6 of vehicle electrical equipment housing | casing ... One end surface part 7 of vehicle electrical equipment housing | casing ... Upper surface part 8 of vehicle electrical equipment housing | casing ... the other end face part 11 of the vehicle electrical equipment casing ... the electric wire fixing part 12 of the electric wire support ... the base part of the electric wire support

Claims (3)

A wire support comprising a rod-like member and the base wire by punching a single flat plate, formed integrally formed Ru wire support and a plurality of bar-like members and the base for fixing the wire, and the integrally formed A vehicular electrical equipment casing, wherein a plurality of supports are arranged in advance inside the casing.   2. The vehicle electrical device casing according to claim 1, wherein the plurality of rod-shaped members are electric wire supports having a rectangular cross section and a uniform plate thickness. An electric device for a vehicle , wherein an electric device is arranged and wired inside the electric device casing for a vehicle according to claim 1 or 2.

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