JP2560213Y2 - Storage device damper fixing structure - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a storage device having an inner case which can be taken in and out of a retainer, and more particularly to a damper fixing structure for limiting a speed in a projecting direction of the inner case.

[0002]

2. Description of the Related Art Japanese Unexamined Utility Model Publication No. 4-24829 and Japanese Unexamined Utility Model Publication No. 4-24830 are known as prior art relating to a damper fixing structure for a vehicle ashtray. In the damper fixing structure of this publication, fixing by damping the screw of the damper is abolished by newly forming a fixing claw and a notch for fitting in the damper itself. In this way, the number of assembly steps can be reduced by tightening the screws.

[0003]

However, in the damper fixing structure disclosed in the above-mentioned publication, a claw or a cut is formed in the damper itself in order to fix the damper, so that it is necessary to change the shape of the damper itself. On the contrary, there is a problem that the cost increases. Therefore, even when a damper fixing structure without screw fastening is adopted, a fixing structure that can use a conventional damper as it is is desired.

An object of the present invention is to provide a damper fixing structure that can fix a damper without screwing without changing the shape of the damper.

[0005]

According to the present invention, there is provided a damper fixing structure for a storage body according to the present invention, comprising: an inner case for storing an object; a retainer for storing the inner case so that the inner case can be taken in and out; A rail attached to the inside of the retainer, for guiding the inner case in and out, a rack formed on the inner case and meshing with a driving pinion, meshing with the rack, and being biased by the driving pinion. A damper for limiting the speed of the inner case projecting from the retainer, a positioning means formed on one of the rail and the retainer, and fixing the damper in the inner case insertion / removal direction by fitting with the damper; The damper is formed on one of the retainers, and the rail is It pressed in direction, made from those and a drop-off preventing means for preventing disengagement of the damper from the positioning means.

[0006]

In the damper fixing structure of the storage device configured as described above, the damper is fitted to the positioning means formed on one of the rail and the retainer, and the damper is fixed in the insertion / removal direction of the inner case. In this state,
Since the damper is engaged with the rack of the inner case, the speed of the inner case is limited by the damper when the inner case protrudes from the retainer. When the mounting of the rail and the retainer is completed, the damper is pressed in the axial direction by the falling-off preventing means formed on one of the rail and the retainer, so that the damper is prevented from coming off from the positioning means. Therefore, it is possible to fix the damper without screw fastening without changing the shape of the damper itself.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Preferred embodiments of a damper fixing structure for a storage device according to the present invention will be described below with reference to the drawings.

First Embodiment FIGS. 1 to 5 show a first embodiment of the present invention.
Particularly, the case where the present invention is applied to a vehicle ashtray is shown. In FIG. 3, reference numeral 1 denotes a storage device. The storage device 1 has a retainer (outer case) 11, an inner case 21, and a rail 31. The retainer 11 is made of a synthetic resin, and is fixed to an instrument panel (not shown) of the vehicle. The inner case 21 is a case made of a heat-resistant resin for accommodating cigarette butts, and has a recess 22 formed in the center. The inner case 21 is housed in the retainer 11 so as to be able to be taken in and out.

Rails 31 made of synthetic resin are attached to both inner surfaces of the retainer 11, respectively. The structure for fixing the rail 31 to the retainer 11 will be described later. The rail 31 has a substantially U-shaped cross section as shown in FIG. Both side portions 23 of the inner case 21 are
The first groove 32 is slidably fitted in the groove 32. When the inner case 21 is taken in and out of the retainer 11, the inner case 21 is accurately guided by the groove 32 of the rail 31.

A rack 24 extending in the insertion / removal direction is formed at a step portion between the concave portion 22 and the side portion 23 in the inner case 21. The rack 24 is formed integrally with the inner case 21. A drive pinion 25 for driving the inner case 21 to the pushing side is engaged with the rack 24. The drive pinion 25 is connected to a spiral spring (not shown). When the passenger pushes the inner case 21 toward the retainer 11, the driving pinion 25 rotates in the reverse direction and winds a spiral spring.

The storage device 1 has a heart cam lock mechanism 41 for locking the inner case 21 to the retainer 11. The heart cam lock mechanism 41 includes a heart cam 42 and a lock pin 43. The heart cam 42 is formed on the bottom surface of the inner case 21,
The lock pin 43 is provided on the retainer 11 side.

When the inner case 21 is pushed into the retainer 11 side, the heart cam 42 and the lock pin 43 are engaged, and the protrusion of the inner case 21 from the retainer 11 by the drive pinion 25 is prevented. When the inner case 21 is pushed into the retainer 11 again with the heart cam 42 and the lock pin 43 engaged with each other, the engagement between the heart cam 42 and the lock pin 43 is released, and the inner case 21 is attached with the drive pinion 25. Retainer 1 automatically by power
1.

A gear 52 of a damper 51 for limiting the speed of the inner case 21 projecting from the retainer 11 by a drive pinion 25 is meshed with the rack 24 of the inner case 21. The damper 51 utilizes the viscosity of oil and has a function of projecting the inner case 21 from the retainer 11 at an appropriate speed. The damper 51 is
The gear 52 includes a gear 52 and a damper main body 53, and the gear 52 is rotatable with respect to the damper main body 53. As the damper 51, a conventional type fixed by screw fastening is used as it is.

A plurality of engaging holes 13 are formed in both side portions 12 of the retainer 11. Side part 33 of rail 31
Is formed with an engaging claw 34 protruding outward. The engagement claw 34 is formed integrally with the rail 31. The cross-sectional shape of the engagement claw 34 is L-shaped. An engagement gap S is formed between the engagement claw 34 and the side surface portion 33.
The engagement gap S is set slightly larger than the thickness of the side surface portion 12 of the retainer 11. Engagement claw 34 and engagement hole 13
Are formed at the same pitch.

When the rail 31 is pushed in the direction opposite to the projecting direction of the inner case 21 with the engaging claw 34 of the rail 31 inserted into the engaging hole 13 of the retainer 11, the side surface 12 of the retainer 11 Into the engagement gap S. At the same time, the engaging projection 45 formed on the rail 31 enters the regulating hole 19 formed on the side surface portion 12 of the retainer 11. In this state, the rail 31 is securely fixed to the retainer 11 in the direction in which the inner case 21 is inserted and removed.

The structure for fixing the damper 51 to the rail 31 is as follows.
It looks like this: Damper main body 5 of damper 51
3 is formed with two holes 54 conventionally used for inserting screws. The rail 31 has a damper 51.
A positioning protrusion 35 is formed as a positioning means that can be fitted into the hole 54 of FIG. The rail 31 has a damper 51.
The damper body 53 has a holding hole 40 into which the cylindrical portion 53a is inserted. Damper body 53 of damper 51
When the cylindrical portion 53a is inserted into the holding hole 40, the hole 54 of the damper main body 53 and the positioning protrusion 35 are fitted. As a result, the damper 51 is accurately positioned at least in the insertion / removal direction of the inner case 21.

The retainer 11 is formed with an elastic piece 14 as a means for preventing falling off, which protrudes toward the rail 31 side.
The elastic piece 14 has a U-shape and is formed integrally with the retainer 11. One of the elastic pieces 14 is a free end. When the mounting of the rail 31 to the retainer 11 is completed, the damper body 53 of the damper 51 is pressed in the axial direction (the direction of the arrow x) by the elastic piece 14, and the damper 51 is moved from the positioning projection 35 as positioning means. The detachment is prevented.

Next, the operation of the first embodiment will be described. FIG. 5 shows a procedure for attaching the rail 31 to the retainer 11. As shown in FIG. 5A, first, the damper 51 is set on the side surface 33 of the rail 31.
In this state, the rail 31 is inserted into the two holes 54 of the damper 51.
Are fitted respectively. Next, as shown in FIG. 5B, each engagement claw 34 of the rail 31 is inserted into the engagement hole 13 of the retainer 11. In this state, the elastic piece 14 formed on the retainer 11 abuts against the end face of the damper body 53 of the damper 51, and
Is pressed in the axial direction (the direction of the arrow x).

Each of the engaging claws 34 of the rail 31 is
When the rail 31 is pushed in the direction opposite to the direction in which the inner case 21 protrudes, as shown in FIG. It enters the joint gap S. At the same time, the engagement projection 45 of the rail 31 enters the restriction hole 19 of the retainer 11. In this state, the center of the damper 51 is pressed by the elastic piece 14, and the damper 51
From the positioning protrusion 35 is prevented.

As described above, in this embodiment, the conventional damper 5 is used.
It is possible to fix the damper 51 without changing the shape of the damper 51 without changing the shape of the screw 1, thereby suppressing an increase in cost due to a design change of the damper and an increase in assembly cost due to the screw tightening operation. In the present embodiment, the elastic piece 14 having a free end is used as the falling-off preventing means. However, the present invention is not necessarily limited to this structure. As shown in FIG. You may.

Second Embodiment FIGS. 7 and 8 show a second embodiment of the present invention.
The second embodiment differs from the first embodiment only in the structure of fixing the damper, and the other parts are the same as those of the first embodiment. Therefore, the same parts as those of the first embodiment are denoted by the same reference numerals. Is omitted, and only different parts will be described. The same applies to other embodiments described later.

In the first embodiment, the positioning projection 35 as the positioning means is formed on the rail 31 and the elastic piece 14 as the falling-off preventing means is formed on the retainer 11, but in the present embodiment, this is reversed. ing. As shown in FIG. 7, the hole 54 of the damper 51 is fitted with a positioning projection 16 formed on the retainer 11 as positioning means.

The rail 31 is provided with two elastic pieces 36 as means for preventing the damper 51 from coming off from the positioning projections 16 by pressing the plate-like portion 53b of the damper body 53 of the damper 51 in the axial direction. Is formed. As shown in FIG. 8, the elastic piece 36 is formed integrally with the rail 31.
One end of the elastic piece 36 is a free end, and a tip portion that contacts the damper 51 has an arc shape.

In the second embodiment configured as described above, the damper 51 is set on the retainer 11 side. In this state, the positioning protrusion 16 is fitted in the hole 54 of the damper 51. When the rail 31 is assembled to the retainer 11 in this state, the respective plate-like portions 53b of the damper main body 53 of the damper 51 are pressed by the respective elastic pieces 36, and the detachment of the damper 51 from the positioning protrusion 15 is prevented.

Third Embodiment FIGS. 9 and 10 show a third embodiment of the present invention. In the first and second embodiments, the damper 5
The damper 51 is positioned by fitting the positioning protrusions 16 and 35 into the one hole 54. In this embodiment, the damper 51 is positioned by directly regulating the plate-shaped portion 53b of the damper 51. It has a structure. As shown in FIG. 10, a positioning groove 37 is formed in the rail 31 as positioning means into which the plate-shaped portion 53 b of the damper 51 can be fitted. Damper 51 fitted in positioning groove 37
Are pressed in the axial direction by the not-shown drop-off preventing means similar to the first embodiment. Thereby, the positioning groove 3
7 is prevented from falling off.

FIG. 11 shows a modification of the third embodiment. In the third embodiment, a positioning groove 37 as a positioning means is formed on the rail 31. However, as shown in FIG. 11, a positioning protrusion 38 as a positioning means for regulating the plate-like portion 53b of the damper 51 is provided on the rail 31. The same effect can be obtained even if it is formed.

Fourth Embodiment FIGS. 12 to 14 show a fourth embodiment of the present invention. In this embodiment, both the positioning means and the falling-off prevention means are formed on the rail. FIG. 12 shows the vicinity of the holding hole 40 formed in the rail 31. As in the third embodiment, a positioning groove 37 is formed in the rail 31 as positioning means for regulating the plate-like portion 53b of the damper 51. On the outer peripheral portion of the holding hole 40, an elastic claw 39 is formed as a stopper for engaging with the rear surface of the damper 51 and pressing the damper 51 in the axial direction (the direction of the arrow x). The elastic claw 39 is elastically deformable in the axial direction of the damper 51.

In the fourth embodiment thus constructed, before the rail 31 is assembled to the retainer 11, the damper 51 is moved to the holding hole 40 and the positioning groove 3 of the rail 31.
7 is inserted. When the damper 51 is attached to the rail 31, the elastic claw 39 is pressed and expanded from the lateral direction, and the distal end 39 a of the elastic claw 39 is attached to the damper body 53 of the damper 51.
With the cylindrical portion 53a. Tip 39 of elastic claw 39
When the elastic claw 39 is released from being pressed in the lateral direction in a state in which the elastic claw 39 is engaged with the damper main body 53, the elastic claw 39 is elastically deformed (contractedly deformed) in the direction of the arrow x, so that the damper 51 is moved in the axial direction of the damper 51. Is pressed.

In this state, one movement of the damper 51 in the axial direction is regulated by the positioning groove 37, and the other movement of the damper 51 in the axial direction is regulated by the elastic claws 39. Therefore, the damper 51 cannot move in any of the vertical and horizontal directions, and the damper 51 is securely fixed to the rail 31.

[0030]

According to the present invention, positioning means for fixing the damper in the inner case insertion / removal direction by fitting the damper with the damper is formed on one of the rail and the retainer.
In one of the rail and the retainer, the damper is formed in such a manner that the damper is pressed in the axial direction in a state where the rail is completely assembled to the retainer, and a drop-off preventing means for preventing the damper from coming off from the positioning means is formed. It is possible to fix the damper without screwing without changing the shape of the damper.
Therefore, the conventional damper can be used as it is, the screw fastening operation can be eliminated, and the cost of the storage device can be reduced.

[Brief description of the drawings]

FIG. 1 is a cross-sectional view of a damper fixing structure of a storage device according to a first embodiment of the present invention, taken along line AA of FIG. 3;

FIG. 2 is a cross-sectional view of the storage device of FIG.
It is sectional drawing which follows a line.

FIG. 3 is a side view of the storage device of FIG. 1;

FIG. 4 is a side view of the inner case of FIG. 3;

5 is a cross-sectional view showing a procedure for assembling the rail to the retainer in FIG. 1, and is a cross-sectional view along the line CC in FIG. 3;

FIG. 6 is a sectional view showing a modification of FIG. 1;

FIG. 7 is a sectional view of a damper fixing structure of the storage device according to the second embodiment of the present invention.

FIG. 8 is a plan view of the falling-off preventing means in FIG. 7;

FIG. 9 is a sectional view of the damper fixing structure of the storage device according to the third embodiment of the present invention, taken along line DD of FIG. 10;

FIG. 10 is a perspective view of a positioning means in FIG. 9;

FIG. 11 is a sectional view showing a modification of FIG. 9;

FIG. 12 is a perspective view of a damper fixing structure of a storage device according to a fourth embodiment of the present invention.

FIG. 13 is a sectional view taken along the line EE in FIG. 12;

14 is a sectional view taken along line FF of FIG.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 Storage device 11 Retainer 14 Drop-off prevention means (elastic piece in the first embodiment) 15 Drop-off prevention means (a modification of the first embodiment) 16 Positioning means (positioning projection in the second embodiment) 21 Inner case 24 Rack 25 Drive Pinion for rail 31 Rail 35 Positioning means (positioning projection in the first embodiment) 36 Fall-off prevention means (elastic piece in the second embodiment) 37 Positioning means (positioning groove in the third embodiment) 38 Positioning means (of the third embodiment) (Positioning protrusion in modified example) 39 Drop-off preventing means (elastic claw in fourth embodiment) 51 Damper

Claims (1)

(57) [Scope of request for utility model registration] An inner case for storing an object, a retainer for accommodating the inner case so that the inner case can be taken in and out, a rail mounted inside the retainer and guiding the inner case in and out of the inner case, A rack formed and meshed with a drive pinion; a damper meshed with the rack and limiting the speed of an inner case projecting from a retainer by the urging force of the drive pinion; and one of the rail and the retainer. Positioning means for fixing the damper in the insertion / removal direction of the inner case by fitting the damper with the damper; and forming the damper on one of the rail and the retainer in a state where the rail has been assembled to the retainer. Axial pressing means for preventing the damper from coming off from the positioning means, Damper fixing structure of the housing device, characterized in that it includes.