JPH1174662A - Case device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a case device wherein routing and fixing of an electric cord is allowed with no separate clamp member provided while a case is stably supported when various electric parts is assembled in the case. SOLUTION: At a back surface of a case 2 in which an electric part 1 is attached, a plurality of clamp parts 6 for holding the electric cord 4 led out of the electric part 1 is integrally provided from the back surface of the case 2. The plurality of clamp parts 6 are so formed as to be the same height, allocated different, each other, in position in longitudinal or lateral direction along the back surface of the case 2.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a case having an electric component mounted therein, and more particularly to a case device capable of holding a cord drawn from the electric component.

[0002]

2. Description of the Related Art Generally, inside a case composed of, for example, an instrument case for a vehicle, various instruments such as a speedometer, a tachometer and a fuel gauge, or operating states of various devices of the vehicle, such as a direction indication display, a fuel remaining state, and the like. Electric components such as an alarm display device that informs the driver of various types of alarm devices in a concentrated manner are housed and arranged.The various electric components housed in these cases are supplied with electric power from an onboard battery by relaying an electric cord. Have been.

[0003] In this case, an electric cord is provided corresponding to each internal electric component, and as shown in Japanese Patent Publication No. 5-68119, for example, the electric cord is prevented from getting entangled or caught during work. The cords drawn out of the case from the electric components housed inside the case are fixed at the bottom of the case by individual clamp members so that the electric cords can be satisfactorily routed and arranged.

[0004]

However, in the above-described conventional structure, the provision of the individual clamp members increases the number of parts and causes an increase in cost, and the clamp members are attached to the bottom of the case. For example, when placing the bottom of the case on a worktable and installing various electric components inside the case from the opening side of the case or performing maintenance work, for example, tightening screws etc. When performing work such as attaching and detaching various electric parts by means, the presence of the clamp member protruding from the bottom of the case causes improper balance of the mounting state of the case. There is a problem that it is difficult to do.

Accordingly, the present invention provides a case that enables the electric cord to be routed and fixed without providing a separate clamp member, and that can stably support the case when assembling various electric components in the case. It is intended to provide a device.

[0006]

SUMMARY OF THE INVENTION In order to achieve the above object, the present invention has a plurality of clamps for holding an electric cord drawn from the electric component on the back of a case having an electric component mounted inside. The plurality of clamp portions are formed integrally at the same height from each other, and are arranged at different positions in the vertical and / or horizontal direction along the rear surface of the case. It is.

Further, the clamp portion is formed so as to protrude in an L-shape from the back surface of the case, and a protective wall having a height substantially equal to the height of the clamp portion is provided on the open side of the clamp portion.

[0008] Further, a plurality of the clamp parts are arranged at predetermined intervals at least at positions having a triangular positional relationship.

[0009]

BEST MODE FOR CARRYING OUT THE INVENTION An L-shaped clamp portion formed integrally with a resin from the bottom of the case is provided at an appropriate position on the rear side of the case bottom for storing electric components. A plurality of the clamp portions are provided at predetermined positions on the back surface of the case, and the plurality of clamp portions are formed at the same height as each other, and are placed on a work table with the back surface of the case facing down. The case is arranged so that the case is stably placed flat.

[0010] More specifically, they are provided at predetermined intervals so that their arrangements are at least in a triangular positional relationship with each other. Are arranged at different positions in the vertical and horizontal directions along the back surface of the device.

At a position near the open portion side of the clamp portion, there is provided a protective rib having a height substantially equal to that of the clamp portion. The protective rib protects the clamp portion against external force. In addition to preventing breakage of the clamp, the height of the protective rib is made almost equal to that of the clamp, and the clamp and the protective rib are grounded to the workbench to promote the stabilization of the mounting state of the case. It is.

With the above structure, the electric cord of the electric component drawn out to the rear surface of the case is locked and fixed to a clamp portion integrally formed from the rear surface of the case, and is fixed to a plurality of clamp portions so that the electric cord can be satisfactorily drawn and fixed. Becomes possible. At this time, since no separate clamp member is provided, the number of components is not increased.

Further, these clamps have the same height with respect to the back of the case so that the case can be stably placed flat when the back of the case is placed on the lower side. Since it is arranged, work becomes easier when assembling or maintaining electric components.

[0014]

Embodiments of the present invention will be described below with reference to the drawings. 1 to 3 show a first embodiment of the present invention.

A case 2 made of an insulating material such as synthetic resin is provided for accommodating a speedometer, a tachometer, a fuel gauge, a thermometer, a display, and an electric component 1 including these circuit components and a printed circuit board. These various electric components 1 are inserted through the opening 2A of the case 2 and are stored and fixed inside the case 2 by fixing means such as screws (not shown).
Then, from each electric component 1 to the hole 3 in the bottom 2B of the case 2
The electric cord 4 is drawn out through the case 2 and led out of the case 2.

The storage and fixing work of the electric component 1 is performed by setting the opening 2A of the case 2 upward and the bottom 2B of the case 2.
Is generally placed on the work table 5 with the bottom 2B of the case 2 as the back side.

An L-shaped hook-shaped clamp 6 resin-molded integrally with the bottom 2B of the case 2 is provided at an appropriate position on the back side of the bottom 2B of the case 2. This clamp part 6
Is a vertical wall 6A extending vertically from the bottom 2B of the case 2,
A horizontal portion 6B formed in parallel with the bottom 2B of the case 2 is provided on the upper portion of the upright wall 6A, and an open portion 7 into which the electric cord 4 can be inserted is provided between the horizontal portion 6B and the bottom 2B of the case 2. . The clamp portion 6 can be elastically deformed as a whole, and bends the clamp portion 6 to insert and fix the electric cord 4 from the opening portion 7 side. The electric cord 4 inserted into the clamp part 6 is configured to function to prevent the electric cord 4 from coming off in the direction in which the electric cord 4 comes off by the claw part 6C protruding from the inner end of the opening part 7.

In the present invention, a plurality of the clamps 6 are provided at predetermined positions on the back surface of the case 2, and the plurality of clamps 6 are formed at the same height as each other. The case 2 is arranged so that the case 2 is stably and flatly mounted on the work table 5 with the back surface of the case 2 facing downward.

In the present embodiment, the clamp portions 6 are provided at predetermined intervals so that the arrangement state is at least a triangular positional relationship. Only the portion 6 functions as a grounding portion 8 that is grounded to the workbench 5, and is configured to support the case 2 in a well-balanced manner.

In order to stabilize the mounting state of the case 2, it is preferable to avoid arranging the clamp portions 6 as linearly as possible, and to position the clamp portions 6 vertically and horizontally along the back surface of the bottom surface of the case 2. It is desirable to arrange them differently.

Further, a protective wall 9 having a height substantially equal to that of the clamp portion 6 is provided at a position near the opening portion 7 of the clamp portion 6, and the protective wall 9 causes the clamp portion 6 to be exposed to an external force. The clamp 6 is protected against damage, and the height of the protective wall 9 is made substantially equal to the height of the clamp 6 so that the worktable 5 is secured by the clamp 6 and the protective wall 9.
In this case, the case 2 is grounded to promote stabilization of the mounting state of the case 2.

By doing so, the electric cord 4 of the electric component 1 to be pulled out to the back of the case 2 is inserted from the open part 7 of the clamp part 6 integrally formed from the back of the case 2 to be locked and fixed, and a plurality of clamps are provided. By fixing the electric cord 4 to the portion 6, the electric cord 4 can be properly pulled and fixed. At this time, since no separate clamp member is provided, the number of components is not increased.

Further, when these clamp portions 6 are placed at the same height with respect to the back surface of the case 2 and the bottom portion 2B of the case 2 is placed on the back surface side, the case 2 is stably mounted. Since it is arranged to be placed flat, the electric component 1
The work becomes easier when installing and maintaining the system.

FIG. 4 and FIG. 5 show a second embodiment of the present invention.
Is provided on a part of the bottom portion 2B of the base member, and the height of the clamp portion 6 is substantially matched with the height of the convex portion so that the convex portion 10
An example in which the convex portion 10 is also provided as a part of the ground portion 8 to the work table 5 in addition to the clamp portion 6 of the first embodiment described above, with a predetermined interval from Is shown. For example, when a part of the convex part 10 accommodates a part larger than the surrounding part due to the arrangement of the electric part 1 accommodated in the case 2, the bottom part 2 </ b> B of the case 2 covers the large part. In this case, the clamp portion 6 is provided with the convex portion 10.
In this case, the grounding portion 8 is disposed on the bottom 2B at the opposite end of the case at predetermined intervals so that the clamp portion 6 and the convex portion 10 have a triangular positional relationship. Is arranged.

That is, as in the first embodiment, the clamp 6
The grounding part 8 to the workbench may be constituted only by
As in the second embodiment, a part of the grounding portion 8 is
Is a grounding portion 1 provided separately, for example, comprising a convex portion 10.
8, or a pin-shaped projection may be provided integrally with the case 2 to stably maintain the grounding state of the case 2.

In the above-described embodiment, the clamp 6 for holding the electric cord 4 is formed directly on the back surface of the bottom 2B of the case 2 for housing the various electric components 1.
A cover member (not shown) is further provided on the rear side of the case 2 separately from the case 2 for housing the electric component 1, and the cover member is placed on the work table 5 with the cover member facing down to perform the mounting and maintenance of the electric component 1. In the case of a configuration, the clamp member 6 may be provided integrally with the cover member, with the cover member, which is finally the rearmost surface, as the rear surface of the case 2.

The protective wall 9 is not a simple wall but has the same height as the clamp 6 as shown in the third embodiment of FIG. It may be configured to have a function of fixing the electric cord 4 together with the clamp portion 6. In this case, they function as the clamps 6 and protect the clamps 6 from each other.

[0028]

As described above, according to the present invention, the electric cord can be pulled and fixed without providing a separate clamp member, and the case is stably supported when assembling various electric parts in the case. Can be provided.

[Brief description of the drawings]

FIG. 1 is a plan view showing a first embodiment of the present invention.

FIG. 2 is a side view showing the first embodiment of the present invention.

FIG. 3 is a side view showing a main part of the first embodiment of the present invention.

FIG. 4 is a plan view showing a second embodiment of the present invention.

FIG. 5 is a side view showing a second embodiment of the present invention.

FIG. 6 is a side view showing a main part of a third embodiment of the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Electric component 2 Case 4 Electric cord 6 Clamp part 7 Open part 9 Protective wall

Claims (3)

[Claims] 1. A plurality of clamps for holding an electric cord drawn from the electric component are integrally provided on a back surface of a case having an electric component mounted inside from a back surface of the case. A case device, wherein the case devices are formed at the same height as each other, and are arranged at different positions in a vertical direction and / or a horizontal direction along a back surface of the case. 2. The apparatus according to claim 1, wherein the clamp portion is formed to protrude in an L-shape from the rear surface of the case, and a protection wall having a height substantially equal to the height of the clamp portion is provided on an open portion side of the clamp portion. The case device according to claim 1. 3. The case device according to claim 1, wherein a plurality of the clamps are arranged at predetermined intervals at least in positions having a triangular positional relationship.