JPH07218292A - Structure of meter for vehicle - Google Patents

Abstract

PURPOSE:To provide the structure of a for a vehicle which is simple in structure, has less number of parts, and can easily attach or detach connectors. CONSTITUTION:A movement 2 is fixed to the inside of a mounting plate 1a which is provided in a case 1, at the same time FPC 8 is provided outside a mounting plate 1a, a rear cover 9 is mounted on the rear of the case 1 so that the FPC 8 is covered, and a connector pad 6 connected to the FPC 8 is provided at one part of the case 1. The connector pad 6 is formed in one piece with the case 1 at nearly the same level position as the rear of the case 1 and a wall part 6c protrudes at the outside from the rear at the outer surrounding of the connector pad 6. A funnel-shaped cover body 12 is engaged to a wall part 6c so that it covers a connector 10 and the outside of the connector pad 6 in the connector 10 connected to the connector pad 6.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a vehicle instrument structure, and more particularly to a vehicle instrument structure having a structure in which a connector is connected to the back side of a case.

[0002]

2. Description of the Related Art Conventionally, as an instrument for a vehicle of this type, FIG.
As shown in FIG. 3, a mounting plate 21 a is formed in the case 21, and the movement 22 is mounted in the case 21.
The dial plate 2 is fixedly provided on the front side of the case 21.
An instrument having a structure in which the No. 4 and the glass plate 25 are attached is known. This instrument is provided with a connector receiving portion 21b below the mounting plate 21a in order to supply a signal or power to the movement 22, and the flexible printed wiring connected to the movement 22 is provided in the connector receiving portion 21b. Board (hereinafter F
26) is inserted, and in that state,
The connector 23 for external connection is inserted into the connector receiving portion 21b, and each terminal of the connector 23 and the FPC 26 are connected.

[0003]

In order to prevent dust and water, a back cover 27 is attached to the back surface of the case 21 so as to cover the attachment plate 21a thereof.
In order to attach and detach the connector 3, it is necessary to provide an opening at a position facing the connector of the back cover 27, and to provide a lid 27a at the opening, which increases the number of parts and improves workability of attaching and detaching the connector. However, there was a problem that the manufacturing cost was increased.

In addition, instead of the cover of the back cover, a cup-shaped grommet made of rubber is fitted into the opening of the back cover with the wire of the connector inserted in the center. , Nippon Denso Public Technical Report 88-098
However, this structure is also similar to the structure shown in FIG. 2, and since the connector receiving portion is located inside the back cover, it is necessary to insert a hand from the opening to the back when working to attach / detach the connector. However, there is a problem that the workability of attaching and detaching the connector is poor.

The present invention has been made in view of the above points, and it is an object of the present invention to provide a vehicle instrument structure having a simple structure, a small number of parts, and a connector which can be easily attached and detached. To do.

[0006]

In order to achieve the above object, the structure of the vehicle instrument of the present invention is such that the instrument movement is fixed to the inside of the mounting plate provided in the case and the outside of the mounting plate. In the structure of the vehicle instrument in which the wiring member is disposed in the case, the back cover is attached to the back surface of the case so as to cover the wiring member, and the connector receiving portion connected to the wiring member is provided in a part of the case, The connector receiving part is integrally molded with the case at the same level position as the back surface of the case, and a wall portion is provided around the outside of the connector receiving part so as to project from the back surface to the outside. The cover body is fitted and arranged in the wall portion so as to cover the outside of the connector and the connector receiving portion.

Here, the cover body can be formed of a transparent synthetic resin, and the adhesive tape can be attached by winding the adhesive tape around the contact portion with the wire of the connector.

[0008]

[Operations and effects] In the structure of the vehicle instrument having such a structure, the connector receiving portion is integrally formed at the same level position as the back surface of the case, so the connector receiving portion is provided on the mounting plate in the case. There is no need to insert your hands in the back of the case when attaching and detaching the connector as with conventional instruments, and you can easily insert the connector into the connector receiving part located on the back of the case, or pull out from the connector receiving part. , Can be easily removed. Further, the cover body can be easily fitted to the wall portion of the connector receiving portion and can be easily attached and detached. With the transparent cover body, the connection state of the connector can be easily confirmed.

[0009]

Embodiments of the present invention will be described below with reference to the drawings.

FIG. 1 is a vertical sectional view of a vehicle instrument. Reference numeral 1 denotes a case integrally formed of synthetic resin. A mounting plate 1a is vertically formed in the case 1, and a meter movement 2 is mounted inside the mounting plate 1a. A dial plate 3 is attached to the front surface of the case 1 so that the display portion of the instrument movement 2 is exposed, and a transparent plate 4 such as glass is fixed to the front surface of the case movement member 2 via a sealing member so as to surround the edge portion. The cover frame 5 is attached. The indicator lamp 7 is attached to the upper part of the attachment plate 1a.

A connector receiving portion 6 is integrally formed on the lower portion of the back side of the case 1 at substantially the same level as the back side of the case 1. The connector receiving portion 6 is formed by providing a concave portion 6a for inserting the connector 10 and a claw-shaped locking portion 6b, and a wall portion 6c is formed so as to project around the outer periphery thereof.

Further, on the outside of the mounting plate 1a, an FP for supplying power and signals to the instrument movement 2 and the display lamp 7.
C8 is attached. The lower part of the FPC 8 is bent back from the mounting plate 1a into the connector receiving portion 6, and its connecting end (the portion where the conductive pattern is exposed) is inserted into the concave portion 6a.

A back cover 9 made of a metal plate is fixed to the back surface of the case 1 with screws 13 so as to cover and close the back surface side of the case except the inside of the wall 6c of the connector receiving portion 6. Reference numeral 10 denotes a connector attached to the tip of the wire 11 for connection, which has a shape that can be inserted into the recess 6a of the connector receiving portion 6 and has a locking claw 10a that can be locked to the locking portion 6b.

Reference numeral 12 is a cover body for the connector and the connector receiving portion, which has a hole for inserting the wire 11 and
It has a funnel-like shape that is fitted around the wall portion 6c of the connector receiving portion 6 and is formed of a transparent synthetic resin (for example, vinyl chloride) having a certain elasticity.

The vehicle instrument having such a structure is used by being mounted in a vehicle such as an automobile.
When connecting 0, the tip of the connector 10 is inserted into the concave portion 6a of the connector receiving portion 6 and the locking claw 10a while inserting the funnel-shaped cover body 12 into the wire 11 of the connector 10.

At this time, the conductive portion at the tip of the connector 10 is crimped to the exposed terminal portion of the FPC 8 in the recess 6a, and
While the PC 8 and the connector 10 are electrically connected,
The locking claw 10a is locked by the locking portion 6b in the recess, the connector 10 is prevented from coming off, and the connector 10 is connected and fixed to the connector receiving portion 6.

The cover body 12 is fitted around the protruding wall portion 6c of the connector receiving portion 6, and the adhesive tape 1 is attached to the contact portion (small diameter portion) between the cover body 12 and the wire 11.
4 is wound and the cover body 12 is attached so as to cover the connector and the connector receiving portion. By mounting the cover body 12, it is possible to prevent dust and water droplets from entering the connector connecting portion.

On the other hand, when the connector 10 is removed, since the locking claw 10a of the connector can be confirmed through the transparent cover body 12, the connector 10 can be pulled out while removing the locking claw 10a. Good.

As described above, since the connector receiving portion 6 is integrally molded at substantially the same level as the rear surface of the case 1, the connector receiving portion is provided on the mounting plate at the internal position like a conventional instrument in which the connector receiving portion is provided. When attaching and detaching, it is not necessary to insert a hand into the back of the case to work, and the connector 10 can be easily inserted into the connector receiving portion 6 located on the back surface of the case 1 or pulled out from the connector receiving portion 6 for easy attachment and detachment. can do. Further, the cover body 12 is also the wall portion 6 of the connector receiving portion 6.
Since the transparent cover body 12 can be easily attached to and detached from the connector c, the connection state of the connector 10 can be easily confirmed.

[Brief description of drawings]

FIG. 1 is a vertical cross-sectional view of a vehicle instrument showing an embodiment of the present invention.

FIG. 2 is a vertical cross-sectional view of a conventional vehicle instrument.

[Explanation of symbols]

 1-Case, 1a-Mounting plate, 2-Instrument movement, 6-Connector receiving part, 8-FPC (wiring member), 9-Rear cover, 10-Connector, 11-Wire, 12-Cover, 14-Adhesive tape .

Claims (3)

[Claims] 1. An instrument movement is fixed inside a mounting plate provided in a case, a wiring member is disposed outside the mounting plate, and a back surface is provided on the back surface of the case so as to cover the wiring member. In a structure of a vehicle instrument in which a cover is attached and a connector receiving portion connected to the wiring member is provided in a part of the case, the connector receiving portion is at the same level position as the back surface of the case. And a wall portion projecting outward from the back surface around the outside of the connector receiving portion, and a funnel-shaped cover body is provided in the connector connected to the connector receiving portion. A structure of a vehicle instrument, characterized in that the structure is arranged so as to be fitted to the wall portion so as to cover the outside of the vehicle. 2. The vehicle instrument structure according to claim 1, wherein the cover body is formed of a transparent synthetic resin. 3. The vehicle instrument structure according to claim 1, wherein the cover body is fixed to a wire portion of the connector with an adhesive tape.