JPH0743613Y2 - Instrument housing mounting device - Google Patents

Description

[Detailed description of the device]

[0001]

[Industrial application] The present invention is a mounting device for an instrument housing that is easy to handle when mounting the instrument housing (instrument case) to the instrument mounting panel and is highly waterproof against ingress water from the panel side. It is about.

[0002]

2. Description of the Related Art Heretofore, as a mounting device for an instrument housing of this type, one having a structure as shown in FIGS.

In the case of this mounting device, a slider frame 1 having a lock portion 1a at one end and an elongated through hole 1b at the bottom surface, and a corner slidably mounted inside the slider frame 1 Frame-shaped, engagement holes 3a, 3a on the instrument housing 3 side
Has locking pieces 2a, 2a that are locked to
A clamp frame member 2 having a screw threaded portion 2b on the front end side of the frame and a through hole 2c on the rear end side of the frame, and the through hole 2c of the clamp frame member 2, the screw portion 4a of which is inserted into the clamp frame member 2. The tightening screw 4 is screwed to the screw screwing portion 2b. When using the screw, the mounting hole 5 of the instrument mounting panel 5 is used.
First, the slider frame 1 is placed on the upper surface of the instrument housing 3 inserted in a, the clamp frame member 2 is put inside the slider frame 1, and the locking pieces 2a and 2a of the clamp frame member 2 are further attached. It is locked in the engagement holes 3a, 3a on the side of the instrument housing 3, and while maintaining this state with one hand or the like, the tightening screw 4 previously screwed to the clamp frame member 2 is rotated with the other hand or the like. Then, the slider frame 1 is advanced, and the front end lock portion 1a is brought into contact with the inside (back surface) of the instrument mounting panel 5 to attach the instrument housing 3.

[0004]

However, the above-mentioned mounting device has the following problems to be solved.

(1) At least when in use, the slider frame 1 and the clamp frame member 2 are in a disjointed state, so that the mounting is troublesome, and at the same time, the mounted state is changed to one side as described above. It was necessary to maintain the condition by pressing it with one hand and rotate the tightening screw 4 with the other hand, which was troublesome to handle. Further, depending on the installation place where there is no space (narrow), it may be impossible to press the slider frame 1 and the clamp frame member 2.

(2) Depending on the environment in which the instrument is used, water may adhere to the outside of the instrument mounting panel 5 (B side in FIG. 5) and the water may enter the inside of the panel 5.
At this time, when the engagement hole 3a of the instrument housing 3 is formed at a position not far from the panel 5, the infiltrated water easily reaches the engagement hole 3a, and the inside of the instrument housing 3 of the arrow C is shown. It may have a bad influence on the internal electronic components. The present invention has been made in view of such conventional problems.

[0007]

Means for Solving the Problems A feature of the present invention that achieves such an object is that a slider member having a lock portion at one end and a through hole at the other end, and the slider member A clamp member that is slidably mounted and that has a locking piece that is locked in an engagement hole on the instrument housing side and that has a screw threaded portion, and has a head that is passed through the through hole of the slider member with the head outside. , The threaded portion is integrated with a tightening screw that is screwed into the screw threaded portion of the clamp member, and further, the engagement hole on the instrument housing side is considerably separated from the instrument mounting panel base, and A waterproof region having a roof-shaped inclined portion is provided in the instrument mounting panel, and the locking piece of the clamp member is locked in the engaging hole of the instrument housing inserted in the mounting hole of the instrument mounting panel, By rotating the slider By advancing and retracting the timber, there the distal lock portion to the mounting device of the meter housing to inside the contact or spacing of the instrument mounting panel.

[0008]

As described above, according to the present invention, since the slider member, the clamp member and the tightening screw are integrated in advance, they are easy to handle and can be operated with one hand. In addition, since there is a waterproof area between the engagement hole on the instrument housing side and the instrument mounting panel base, and this waterproof area is provided with an inclined portion, infiltration water can be quickly eliminated, and internal electronic parts, etc. Is effectively prevented.

[0009]

1 to 4 show an embodiment of an instrument housing attachment device according to the present invention.

In the figure, 11 is a U-shaped slider member having left and right upward portions, 12 is a frame member having a U-shaped cross section, and is a clamp member which is locked to an instrument housing (instrument case) 13, Is a tightening screw screwed to the clamp member 12.

In the slider member 11, the upward portion of its tip is located inside the instrument mounting panel 15 (rear surface).
A lock portion 11a which is engaged and disengaged (contacted or separated) with a through hole 11b formed in the other upward portion, and a ridge portion 11c for reinforcement is provided in the center portion in the longitudinal direction.
Are formed.

The clamp member 12 is positioned downward when assembled, and the slider member 11 is slidably mounted inside the clamp member 12. The instrument housing is provided on the downward side wall portion of the frame body tip. A pair of locking pieces 12a, 12a, which are locked in the engaging holes 13a, 13a on the 13 side, are formed as hooks, and the tightening screw 1 is provided near the rear end of the upper surface.
4 is formed with a screw threaded portion 12b. A long opening 12c which is a space for advancing and retracting the fastening screw 14 is bored in the longitudinal direction in front of the screw threaded portion 12b. Also, this clamp member 12
At the most advanced position of the slider member, the lifting control piece 12 for pressing the upper surface of the slider member 11 and restricting the lifting thereof is provided.
d is formed downward. A guide recess 12e that fits into the reinforcing ridge 11c of the slider member 11 is preferably provided at the center of the lower end of the lifting control piece 12d.

The clamp member 12 thus formed
The slider member 11 and the tightening screw 14 are integrated with each other as follows. First, holding portions 12f and 12f formed of bent portions and convex portions protruding inward are provided in the middle of the pair of locking pieces 12a and 12a, and the distance between the holding portions 12f and 12f is set to the slider member. Set the width narrower than 11.

Next, the slider member 11 is slanted between the holding portions 12f and 12f, and then the slider member 11 is made horizontal as shown in FIG.
The tightening screw 14 may be passed through the through hole 11b at the other end of the slider member 11 with the head portion 14b thereof as the outer side, and the screw portion 14a may be screwed to the screw screwing portion 12b of the clamp member 12.

As a result, the middle portion of the slider member 11 is clamped by the holding portions 12f, 12f, and the other end is held by the tightening screw 14 through the through hole 11b, so that the slider member 11 is a clamp member. 1
2 can be freely slid and the slider member 11,
The clamp member 12 and the tightening screw 14 are integrated so that they can be handled as one component.

When using the mounting apparatus of the present invention assembled in this way, as shown in FIG. 4, the engaging hole 13a on the upper surface of the instrument housing 13 inserted into the mounting hole 15a of the instrument mounting panel 15 is used. , 13a, as shown in FIG. 1, the pair of locking pieces 12a, 12a of the clamp member 12 are inserted and locked, and the downward side wall portions 12g, 12g of the clamp member 12 toward the rear of the frame are engaged with the above-mentioned engagement. Hole 1
The guide groove 13 of the instrument housing 13 that is provided in series with 3, 3a
Insert into b and 13b.

After that, when the tightening screw 14 is rotated by using a screwdriver or the like as shown in FIG. 4, the tip end lock portion 11a of the slider member 11 is fixed to the instrument mounting panel 1.
As shown in FIG. 2, the instrument housing 13 is firmly attached to the inside (back side) of the panel 15 by advancing to the 5 side.

The work at this time can be handled as one part by the mounting device as described above, and the guide groove 1 is simply used.
It is only necessary to slide the locking pieces 12a, 12a of the clamp member 12 into the engaging holes 13a, 13a by sliding them in from the 3b, 13b side, and rotate the tightening screw 14, so that it can be easily performed. Of course, upon releasing, the tightening screw 14 may simply be rotated in the opposite direction to the above. As a result, the slider member 11 retracts,
The tip lock portion 11a is separated from the inside of the instrument mounting panel 15, and the mounting is released.

In this installation, according to the present invention, the engagement holes 13a, 13a on the instrument housing 13 side are attached to the instrument installation panel 1.
A large distance from the 5 bases, and a wide waterproof area A between them
Since there is a solid part without unnecessary through holes,
Even if water invades from the instrument mounting panel 15, the invaded water hardly reaches the electronic component side in the instrument housing 13, and effective waterproofness is obtained. It should be noted that this separation distance depends on the size of the housing, but in the case of a housing having a depth of about 100 m, it may be set to 20 mm or more.

Further, in the waterproof area A, the inclined portion 1 is inclined like a roof from the center of the housing to the left and right in the width direction.
3c and 13c are provided. This inclined portion 13c, 13c
By setting, even if water enters the waterproof area A,
Since the water flows rightward and leftward along the inclination, the infiltrated water can be promptly removed to the side surface of the housing and effectively prevented from reaching the engaging holes 13a, 13a side. Further, the inclined portions 13c, 13c may be of a one-way roof type in which only one is elongated.

[0021]

As is apparent from the above description, the instrument housing mounting device according to the present invention has the following effects.

(1) Since the slider member, the clamp member, and the tightening screw are integrated, they can be handled as one part. As a result, the work of attaching the metal fitting to the instrument housing can be performed by a simple operation. It can also be used when there is not much space on the instrument housing.

(2) Further, the integration of the slider member, the clamp member and the tightening screw into the three members itself is performed by inserting the slider member into the clamp member while tilting the slider member, and inserting the tightening screw into the through hole of the slider member. And it can be done very easily by screwing it to the clamp member.

(3) Furthermore, since the engagement hole on the instrument housing side is considerably separated from the instrument mounting panel base and a wide waterproof region is provided between them, extremely high waterproofness can be obtained.

(4) Further, since the roof-shaped inclined portion is provided in this waterproof area, even if water enters the waterproof area, it can be promptly removed, and the engaging hole side of the housing is also provided. Can effectively be prevented from reaching the destination.

[Brief description of drawings]

FIG. 1 is a perspective view showing a relationship between a mounting device according to the present invention and an instrument housing.

FIG. 2 is a partial vertical cross-sectional view showing a state of use of the instrument housing attachment device according to the present invention.

FIG. 3 is a partial vertical cross-sectional view taken along the line III-III in FIG.

FIG. 4 is a perspective view showing a mounting operation of the mounting device for the instrument housing according to the present invention.

FIG. 5 is a partial vertical cross-sectional view showing a use state of a conventional instrument housing attachment device.

FIG. 6 is an exploded perspective view showing a mounting device for the instrument housing of FIG. 6;

[Explanation of symbols]

 11 Slider member 11a Lock part 11b Through hole 12 Clamping member 12a Locking piece 12b Screw threaded part 13 Instrument housing 13a Engagement hole 13c Inclination part 14 Tightening screw 14a Screw part 14b Head part 15 Instrument mounting panel 15a Mounting hole A Waterproof area

Claims (1)

[Scope of utility model registration request] 1. A slider member having a lock portion at one end and a through hole at the other end, and the slider member is slidably mounted and locked in an engagement hole on the instrument housing side. A clamp member having a locking piece and a screw threaded portion, and a tightening screw which is passed through the through hole of the slider member with its head outside and whose threaded portion is screwed into the screw threaded portion of the clamp member. And are integrated ,
Equivalent to the engagement hole on the instrument housing side from the instrument mounting panel base
Along with the separation, there is a roof type slope between them.
A water area is provided, the locking piece of the clamp member is locked in the engagement hole of the instrument housing inserted through the mounting hole of the instrument mounting panel, and the slider member is moved back and forth by rotating the tightening screw head. The instrument housing mounting device is characterized in that the tip lock portion is brought into contact with or separated from the inside of the instrument mounting panel.