JP2532117Y2 - Car door armrest - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an armrest of an automobile door, and more particularly to an armrest of an automobile door in which the height of an armrest position can be adjusted according to a user's preference.

[0002]

2. Description of the Related Art In general, an armrest is mounted on a trim of an automobile door, and the mounting position is fixed at a predetermined height. However, this armrest position is difficult to determine due to the user's preference. In view of this, there have been proposed some armrests in which the height of the armrest position can be adjusted according to the preference of the user. One of such armrests is disclosed in, for example, Japanese Utility Model Laid-Open No. 57-171935. it can.

[0003]

[Problem to be solved by the present invention]
In the structure of a conventional armrest, including the armrest disclosed in Japanese Patent Application Laid-Open No. 7-171935, various members constituting a mechanism for height adjustment and the like are sequentially incorporated into a door trim and fixed by bolts. Has been adopted. For this reason, there have been problems such as a large number of man-hours on the automobile door assembly line and poor workability.

The present invention has been made in view of the above problems, and an object of the present invention is to provide an automobile door armrest having a structure that can be easily incorporated into an automobile door to improve workability. It is in.

[0005]

SUMMARY OF THE INVENTION In order to achieve the above object, the present invention is directed to an armrest of an automobile door attached to an armrest position of a door trim, wherein the armrest is inserted into an opening formed in the door trim. An outer case having an engaging portion which is snap-engaged with a locking portion on the door trim side and having an upper surface opened, and the outer case is provided inside the outer case so as to be able to advance and retreat from an upper surface opening of the outer case. The inner case having the armrest surface formed on the upper surface while being stored and arranged, an urging means for urging the inner case in a direction protruding from the outer case, and an urging force of the urging means. Protruding amount adjusting means for adjusting the height position of the armrest surface by locking the inner case at a plurality of positions to oppose the inner case and the inner case. Is obtained by the configuration formed by attachment unitized integrally with and the energization means the projection amount adjusting means in the outer case.

[0006]

According to the structure of the armrest, the height of the armrest position can be adjusted according to the user's preference by controlling the protrusion amount adjusting means. Has been
Armrest can be handled as a single unit. When the armrest is inserted through the opening of the door trim, the engagement portion of the outer case is snap-engaged with the engagement portion on the door trim side at the insertion completed position, so that the armrest can be easily attached.

[0007]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the present invention will be described below in detail with reference to the drawings. 1 to 7 show an example of an armrest of an automobile door according to the present invention. 1 to 7, the armrest 1 is provided with a door trim 10.
1 (see FIG. 1) is inserted into the opening 103 provided at the armrest position 102 and attached to the armrest position 102. As shown in detail in FIGS. 6 and 7, the outer case 2 It comprises an inner case 3 and a protrusion amount adjusting mechanism 4 as this protrusion amount adjusting means.

More specifically, the outer case 2 is made of resin and has a substantially box-shaped main body 2A having an open upper surface, and a base protruding outward from an upper portion of one side surface 2a of the main body 2A. 2B are provided integrally. this house,
At approximately the center of the left and right side surfaces 2a, 2b of the main body 2A,
The slit 5 penetrating from the inside to the outside (see FIGS. 1 and 7)
To FIG. 9) are formed in a state of extending in the vertical direction. In addition, on the outer surfaces of the left and right side surfaces 2a and 2b, rail portions 6 are provided at upper and lower positions sandwiching the slit 5 so as to extend in the front-rear direction, respectively. 6, a guide groove 8 for slidingly guiding a lock plate 7 described later in the front-rear direction is formed. A positioning groove 10 for rotatably inserting and positioning a swing shaft 9 to be described later is provided on the bottom surface 2d of the main body 2A. Further, a through hole 21 is provided in the rear surface 2f of the outer case 2, and a damper 22 (see FIGS. 3 and 6) is attached in a state penetrating the through hole 21. The damper 22 is a hydraulic damper. Although not shown, a viscous liquid is contained in the liquid
The wing body and the like rotate integrally with the support shaft 22b of FIG. When the wing rotates integrally with the rotary gear 22a, the wing receives liquid resistance, and the resistance causes the rotation of the rotary gear 22a.
The structure of the damper 22 itself is generally well-known, because it can be rotated with a slow speed. On the other hand, the bottom surface 2
A cylindrical spring positioning portion 11 is formed from d toward the upper surface. Next, the base portion 2B is formed in a thin box shape with an open lower surface. Further, a slit 12 penetrating vertically (see FIG. 7) is provided on the upper surface 2e of the base portion 2B.
Are provided so as to extend in the front-rear direction (the direction of arrows GH in FIGS. 1 and 4), and a plurality of indices 13 (see FIG. 4) are provided at positions visible from the outside. The numbers "0", "1", "2", and "3" for representing the adjustment amounts are assigned to each of them. Further, the outer case 2 includes front and rear surfaces 2e, 2e of the main body 2A.
f and the front surface 2g of the base portion 2B and the engaging portion 14
Is provided. Each engaging portion 14 is provided with a slit 15
The elastic locking claw 16 is formed so as to project obliquely from the lower side to the upper side, and the tip 16a of the elastic locking claw 16 protrudes outward from each of the surfaces 2e, 2f, 2g in normal times. It is in the state that was done. And this elastic locking claw 1
6 is the outer case 2 with the opening 1 of the door trim 101
When inserted in the outer case 2, when the outer surface comes into contact with the opening edge of the opening portion 103 and is pushed inward, the entire elastic locking claw 16 is elastically deformed and escapes inward, allowing the outer case 2 to be inserted. When the outer case 2 is inserted to a predetermined position and the tip 16a of the elastic locking claw 16 comes out of the opening 103, it returns to the outside by a self-elastic return force, and the door trim 101
On the back surface side, it is formed so as to be snap-engaged with the opening edge (locking portion) of the opening portion 103 so as to be prevented from falling off.

Next, the inner case 3 is made of resin and is formed in a substantially box shape, and is formed in the main body 2A of the outer case 2 so as to be able to advance and retreat from an upper surface opening of the main body 2A. The inner case 3 has a partition 17 inside.
The room 3A is divided into three rooms 3A and 3B. The room 3A on the right side in the figure has an open upper surface, and the room 3B on the left side has an open lower surface. Further, in the room 3B, a cylindrical spring positioning portion 18 corresponding to the spring positioning portion 11 on the outer case 2 side is formed to hang down from the top wall 19 of the inner case 3 toward the lower surface. In addition, lock pins 20 are attached to the left and right side surfaces 3a, 3b of the inner case 3 in correspondence with the slits 5 of the outer case 2, respectively. On the other hand, a slit 23 (see FIGS. 6 and 7) is provided in a part of the rear surface 3d located in a portion defining the room 3B of the inner case 3 so as to extend vertically. Damper 22 on one side inner surface
The rack teeth 24 meshed with the rotary gear portion 22b are formed. A room 3A is provided on the upper surface of the inner case 3.
The cover 25 is attached so as to close the upper surface opening of the cover. The lid 25 is connected to the inner case 3 via a support shaft 26.
When the lid 25 is opened, small articles can be put in and out of the room 3A, and when the lid is closed, the upper surface thereof is used as an armrest surface 27, as shown by a dashed line in FIG. It can be used for: The use of the room 3A of the inner case 3 closed by the lid 25 is not limited to storing small items, but may be used as a card case, for example.
When the inner case 3 is to be incorporated into the outer case 2, before the damper 22 is attached to the outer case 2, the lock pin 20 is not attached to the inner case 3, and the spring positioning portion of the outer case 2 is used. A coil spring 33 as an urging means is interposed between the outer case 2 and the spring positioning portion 18 of the inner case 3, and the outer case 2 is compressed while the coil spring 33 is compressed.
The inner case 3 is inserted from the opening on the upper surface so as to drop from the lower surface side. Next, a lock pin 20 is attached from the inside of the inner case 3, and the end of the lock pin 20 passes through the slit 12 and projects outward from the left and right side surfaces 2 a and 2 b of the outer case 2. Then
The inner case 3 attached to the outer case 2 is stored so as to be able to advance and retreat from the upper surface opening of the outer case 2, and is provided with the coil spring 33 until the lock pin 20 abuts on the upper end of the slit 12 and is regulated. It is held in a state protruded by the force. Also, after this,
The damper 22 is attached to the outer case 2 with the rotary gear portion 22a meshed with the rack teeth 24 on the inner case 2 side, and is fixed with screws 34 (see FIG. 3). The outer case 2 is configured as described above.
When the inner case 3 protruding from the upper surface of the inner case 3 is pressed down more strongly than the upper side (armrest surface 27) against the urging force of the coil spring 33, the inner case 3
When it is retracted and sinks inside, and when the pressing force is released, it can be raised again by the urging force of the coil spring 33, and the vertical position allows the height position of the armrest surface 27 to be changed. When the inner case 3 moves up and down,
The up-and-down movement is controlled by the damper 22 so as not to be abrupt but to be made gently. The vertical movement amount can be locked at a plurality of positions in the middle by the protrusion amount adjustment mechanism 4, and the height of the armrest surface 27 can be changed by adjusting the protrusion amount of the inner case 3 with this lock. It has become.

The protrusion amount adjusting mechanism 4 includes an adjusting knob 28,
It is composed of a knob bracket 29, a return spring 31, the lock plate 7, the swing shaft 9, and the like. The adjustment knob 28 includes a main body 28a,
A knob portion 28b is formed integrally with the upper portion of the main body portion 28a so as to extend in a substantially right angle direction. The adjustment knob 28 is configured such that the main body 28a is positioned above the base 2B until the knob 28b comes into contact with the upper surface 2e.
The main body 28a is slidable in the direction of arrows GH in FIG. A tubular portion 29a of a knob bracket 29 is attached to a portion of the main body portion 28a protruding from the back surface side of the base portion 2B, and is fixed thereto by a knob clip 32 thereafter. In addition, the knob bracket 29 is integrally provided with an arm portion 29b extending substantially perpendicularly from a lower portion of the cylindrical portion 29a toward the main body portion 2A side of the outer case 2, and is engaged with a distal end surface of the arm portion 29b. A mating recess 30 is formed. Next, the lock plate 7 is disposed on the left and right side surfaces of the outer case 2 in a state where the upper and lower ends are engaged in the guide grooves 8 of the respective rail portions 6 in a symmetrical manner. 8 and 9 can be slid in the directions of arrows GH in FIGS. As shown in detail in FIGS. 8 and 9, each lock plate 7 has a main body 7a extending in the vertical direction.
And comb-shaped portions 7b, 7c, 7d, 7e, 7f extending substantially perpendicularly in the same direction from the main body 7a. The protruding amounts of the comb-tooth portions 7b to 7f are the largest, and the protruding amounts of the upper and lower comb-tooth portions 7b and 7f are the largest.
The comb-shaped portions 7e, 7d, and 7c are formed so as to become smaller in this order. Further, the change in the amount of protrusion from the comb-shaped portions 7e, 7d, 7c is determined by the index 13 formed on the base portion 2B.
The interval between the comb-shaped portions 7b to 7f is slightly larger than the outer diameter of the pin portion 20a of the lock pin 20, and corresponds to the upper scale. The pin portion 20a is inserted between them so that they can be engaged. In addition, the body 7a of each lock plate 7 includes
The pin 35 is attached so as to protrude outward. Next, the swing shaft 9 includes a shaft portion 9a rotatably disposed in the positioning groove 10, and a link piece 9b and a link piece 9b having one end rotatably attached to both ends of the shaft portion 9a. The other end of each link piece 9b extends to a position corresponding to the pin 35 of the lock plate 7. A long hole 36 is provided at the other end of each link piece 9b.

When the protrusion amount adjusting mechanism 4 is incorporated, first, the shaft portion 9a of the swing shaft 9 is inserted into the positioning groove 10. After this swing holder 3
Attach the swing holder 37 and screw 3
8 and the swing shaft 9 is rotatably mounted in the outer case 2. Next, on the left and right side surfaces 2a and 2b of the outer case 2, the lock plate 7 is engaged with the guide groove 8 and attached, and the pin 35 is engaged with the long hole 36 of the link piece 9b. Then, the swing shaft 9 and the lock plate 7 are linked to each other, and the sliding of the lock plate 7 and the rotation of the swing shaft 9 are linked. Next, adjust knob 2
8 and the knob bracket 29 are attached to the base 2B side as described above. At this time, at the same time, the pin 35 of the lock plate 7 facing the arm portion 29b is inserted and engaged into the engagement recess 30 in the arm portion 29b of the knob bracket 29. Thereafter, the return spring 31 is attached in a compressed state between the knob bracket 29 and the base 2B in the base 2B. The return spring 31 allows the adjustment knob 2
When the adjusting knob 28 is not operated, the pin portion 20 of the lock pin 20 is moved to any one of the comb-shaped portions 7b to 7f when the urging force in the direction of arrow G in FIGS. It can be held in a state of being inserted and engaged between the two. 1 to 7 show a state of the armrest 1 thus configured,
In this state, the inner case 3, the protrusion amount adjusting mechanism 4, and the like are attached to the outer case 2 to form a unit.
When the unitized armrest 1 is attached to the armrest position 102 of the door trim 101 as shown in FIG. 1, the lower part of the outer case 2 is held until the positioning portion (not shown) abuts on the door trim 101. It is inserted into the opening 103 of the door trim 101. When the outer surface of the elastic locking piece 16 in the outer case 2 comes into contact with the opening edge of the opening portion 103 and is pressed inward, the entire elastic locking claw 16 is elastically deformed and escapes inward. 2 are inserted into the opening 103. When the distal end 16a of the elastic locking claw 16 comes out of the opening 103, the elastic locking claw 16 is self-resiliently restored and returns to the outside.
The elastic locking pawl 16 is snap-engaged with the opening edge (engaging portion) of the opening portion 103 on the rear surface side of 1 to prevent the elastic locking claw 16 from coming off, whereby the armrest 1 is attached to the door trim 101.

In the armrest 1 attached to the door trim 101 as described above, the height of the armrest surface 27 can be adjusted by operating the lock plate 7 through the adjustment knob 28. This operation will be described below. First, FIGS. 1 to 9 show a state where the armrest surface 27 is adjusted to the lowermost side. In this state, the inner case 2 is also inserted into the outer case 3, and the pin portion 20a of the lock pin 20 is inserted and engaged between the comb-like portions 7b and 7c. The upward movement of the inner case 2 is restricted. Next, when it is desired to raise the position of the armrest surface 27, the adjustment knob 28 is pressed against the urging force of the return spring 31.
Is slid in the direction of arrow G in the figure. Then, the pin 35
The lock plate 7 also slides in the direction of arrow G in the figure via the swing shaft 9. When the pin portion 20a comes out of the space between the comb-shaped portions 7b and 7c, the inner case 3 is buffered by the damper 22 until the pin portion 20a comes into contact with the comb-shaped portion 7d immediately above. It rises slowly by the urging force of the spring 33. Thus, the inner case 3 protrudes from the outer case 2 every time the indicator 13 is slid by substantially one division, and the position of the armrest surface 27 gradually increases. That is,
In this embodiment, adjustment is made at four levels of scales "0" to "3". When the armrest surface 27 moves to a height desired by the user, the pressing force on the adjustment knob 28 is released. Then
With the urging force of the return spring 31, the adjustment knob 28 is returned in the direction of arrow H in the figure, and the lock plate 7 is also returned in the direction of arrow H. Then, the pin portion 20a of the lock pin 20 is engaged with the gap between the comb-shaped portions corresponding to this position, and the amount of protrusion of the inner case 3 with respect to the outer case 2 is held at the adjusted position. Next, armrest surface 2
When lowering the position of 7, the adjustment knob 28 is slid together with the lock plate 7 in the direction of arrow G in the drawing against the urging force of the return spring 31, and the pin portion 20a is pulled out of the gap between the comb-like portions. Next, in this state, the armrest surface 27 is pushed downward against the urging force of the coil spring 33. Then, the inner case 3 gently sinks into the outer case 2 while being buffered by the damper 22, and the armrest surface 2
7 falls. When the user descends to a position desired by the user, the pressing force on the adjustment knob 28 is released. Then, the adjusting knob 28 is returned in the direction of arrow H in the figure by the urging force of the return spring 31, and the pin portion 20a of the lock pin 20 is engaged in the gap between the comb-shaped portions corresponding to this position. Is locked. In addition, when putting small articles in and out of the room 3A in the armrest 1, the small articles can be put in and out by opening and closing the lid 25 at the adjusted position.

In the above embodiment, the armrest 27
Although the structure in which the height adjustment of the lock plate 7 can be adjusted in four stages has been disclosed, the number of stages can be changed by changing the number and shape of the comb-like portions of the lock plate 7, The adjustment can be performed continuously without any modification.

[0014]

As described above, according to the armrest of the car door according to the present invention, the height of the armrest position can be adjusted according to the user's preference by controlling the protrusion amount adjusting means. The armrest can be handled as a single unit because the outer case is formed in advance as a unit using the outer case as a base, and the handling is simplified. When the armrest is inserted through the opening of the door trim, the engagement portion of the outer case is snap-engaged with the engagement portion on the door trim side at the insertion completed position and can be easily attached, thereby simplifying the assembly operation. It is possible to expect effects such as being able to achieve.

[Brief description of the drawings]

FIG. 1 is a side view showing an embodiment of an armrest of an automobile door according to the present invention.

FIG. 2 is a front view of the armrest, as viewed from a direction along the line AA in FIG. 1;

FIG. 3 is a rear view of the same armrest as viewed from a direction along line BB in FIG. 1;

FIG. 4 is a top view of the armrest as viewed in a direction along line CC in FIG. 1;

FIG. 5 is a bottom view of the same armrest as viewed from a direction along line DD in FIG. 1;

FIG. 6 is a schematic longitudinal sectional view taken along the line EE of FIG. 2;

FIG. 7 is a schematic vertical sectional view taken along line FF of FIG. 4;

FIG. 8 is a schematic enlarged view of a main part of the armrest shown in FIG. 1;

FIG. 9 is an exploded perspective view of a main part of the same part shown in FIG.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... Armrest 2 ... Outer case 3 ... Inner case 4 ... Projection amount adjustment mechanism (projection amount adjustment means) 14 ... Engagement part 27 ... Armrest surface 33 ... Coil spring (biasing means) 101 ... Door trim 102 ... Armrest position 103 ... Opening

Claims (1)

(57) [Scope of request for utility model registration] In an armrest of an automobile door attached to an armrest position of a door trim, an engagement is inserted into an opening formed in the door trim and snap-engaged with a locking portion on the door trim side at the insertion completed position. An outer case having a portion on the peripheral surface, an upper surface being open, and being stored and arranged in the outer case so as to be able to advance and retreat from an upper surface opening of the outer case, and forming an armrest surface on the upper surface. An inner case, biasing means for biasing the inner case in a direction protruding from the outer case, and locking the inner case at a plurality of positions against the biasing force of the biasing means. Protruding amount adjusting means for adjusting the height position of the armrest surface,
An armrest for an automobile door, wherein the inner case, the urging means, and the protrusion amount adjusting means are integrally mounted in the outer case to form a unit.