JP2000118284A - Assist grip - Google Patents

Abstract

PROBLEM TO BE SOLVED: To improve usability, and prevent the receiving of a strong impact force even if an occupant hits his/her head or the like against an assist grip. SOLUTION: An assist grip is provided with a recessed part 2 formed in an attaching surface 1 in a car room, an attaching plate 3 covering the recessed part 2 and broken by impact, a link 10 having its base end pivotally supported by a front side pedestal 7 fixed to the surface of the attaching plate 3 and fitted in the recessed part 2 together with the front side pedestal 7, and a grip 12 having its rear end supported by the tip of the link 10 and incorporating an elastic body 13 supported so as to slide longitudinally.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an assist grip provided near a ceiling of an entrance of a passenger compartment of an automobile or the like and used as an auxiliary tool for getting on and off the vehicle.

[0002]

2. Description of the Related Art As an example of a conventional assist grip,
Both ends of the integrally formed U-shaped handle are fixed to the vicinity of the ceiling of a doorway door of an automobile, and the posture of the handle remains in a protruding fixed state. Also,
As another example of a conventional assist grip, both ends of a integrally formed U-shaped handle are rotatably supported near the ceiling of an interior door of an automobile, and the handle is urged by an elastic body. And the like, which are always kept in close contact with the mounting surface of such a device, have been used.

[0003]

A conventionally used assist grip in a fixed state is an assist grip in which the head of a occupant protrudes when an automobile receives an impact from the front or side. There was a drawback to crashing the grip.

The assist grip, which is made of an elastic body and is always kept in close contact with the ceiling surface, eliminates the trouble of having to insert the fingertip between the handle and the mounting surface each time the handle is used and pull out the handle. there were. The present invention improves such conventional disadvantages and inconveniences, is easy to use,
It is an object of the present invention to provide an assist grip that prevents a strong impact force from being received even when a head or the like of an occupant collides with the assist grip.

[0005]

According to a first aspect of the present invention, there is provided a concave portion formed in a mounting surface in a vehicle interior, a mounting plate closing the concave portion and being broken by an impact, and being fixed to a surface of the mounting plate. A link pivotally supported at the base end by the near side pedestal and capable of being fitted into the recess together with the near side pedestal; a rear end pivotally attached to the tip of the link; and a front end supported by the mounting surface to be slidable back and forth. This is an assist grip characterized by having a built-in body and a handle.When the handle is pulled out and the fallen link is raised to the back, the handle holds the posture in use and the handle and link When a small force acts from the rear to the front, the link falls down and the handle comes into close contact with the mounting plate.

If the front pedestal or the handle receives a strong impact force while the handle is in the used state, the mounting plate to which the front pedestal is fixed is broken, and a part of the collision energy is absorbed. Then, the front pedestal, the link, and the handle are accommodated in recesses formed in the mounting surface to reduce the impact.

A second aspect of the present invention provides a housing which is mounted so as to be recessed from a mounting surface in a vehicle interior, a rear bottom surface provided at an inner rear portion of the housing and which is broken by an impact, and a rear bottom surface. A link pivotally supported at the proximal end to the near-side pedestal fixed to the front side pedestal, and a link that can be inserted into the box together with the near-side pedestal; a rear end pivotally attached to the tip of the link; A handle that is supported and has a built-in elastic body, according to the assist grip, characterized in that when not in use, the link is tilted forward to fit the link and the handle into the box, If you pull out the handle and raise the falling link to the back, the handle will maintain the posture of use,
When a slight force acts on the handle or the link from the rear to the front, the link falls down and fits into the box together with the handle.

If the front pedestal or the handle receives a strong impact force while the handle is in the used state, the rear bottom surface to which the front pedestal is fixed is broken and a part of the collision energy is absorbed. The front pedestal, link, and handle fit into the case to reduce the impact.

[0009]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a plan view of a first embodiment of the present invention, FIG. 2 is a front view of FIG. 1, and the left side of FIGS. The right side is the front side of the vehicle and the right side is the front side of the occupant, and the lower side of FIG. 1 shows the inside of the vehicle.

As shown in FIGS. 1 and 2, a recess 2 long in the front-rear direction is formed on a mounting surface 1 near a ceiling of an entrance of a vehicle such as an automobile. The mounting plate 3 is made of plastic or the like so as to be flush with the mounting surface 1.

As shown in FIG. 2, cutout holes 4 and 4 extending in the front-rear direction of the vehicle are formed on the rear side of the mounting plate 3 along the upper edge and the lower edge of the concave portion 2. And cutout hole 4,
A cutout hole 5 is formed near the front end of the cutout hole 4 in a direction orthogonal to the cutout holes 4 and 4. Are formed along the inside of the upper and lower edges of the recess 2 so as to extend in the front-rear direction of the vehicle.

A front pedestal 7 is fixed to the surface of the mounting plate 3 behind the cutout hole 5, and a cushioning member 8 made of a sponge-like member is mounted behind the front pedestal 7. The base 10 of the link 10 is pivotally supported on the near side pedestal 7 by a vertical pin 9. Front pedestal 7
Is fixed to the mounting plate 3 by using a hook for preventing slipping off, or simply by using a screw.

At the tip of the link 10, a vertical pin 1
1, the rear end of the handle 12 is pivotally mounted. Handle 12
The front end side is formed in a slightly thinner shape, has a little flexibility as compared with the rear end side, and has an elastic body 13 such as spring steel built therein.

FIG. 3 is a plan view of an embodiment of the elastic body 13,
FIG. 4 is a front view of FIG. 3, and FIG. 5 is a perspective view of a front end of the elastic body 13.
4, 15 are formed, and between the rear end side of the wavy portion 14 and the wavy portions 14, 15, flatly protruding ribs 16, 16 are provided.
In addition, a through hole 17 formed in the vertical direction is formed on the front end side of the elastic body 13 as shown in FIGS.

The spring reaction force of the rear wavy portion 14 is slightly stiffer than the spring reaction force of the front wavy portion 15, and the wavy portions 14 and 15 make the handle 12 flexible, 16
The rigidity is increased, and a pin 18 is inserted into the through hole 17 as shown in FIGS.

As shown in FIGS. 1 and 2, a front pedestal 19, which is long in the longitudinal direction of the vehicle, is fixed to the mounting surface 1 on the front side of the concave portion 2. VI of 1
As shown in FIG. 6 which is an enlarged cross-sectional view of FIG.
A recess 20 is provided on the front end of the handle 20 so as to be slidably fitted. A groove 21 is formed along the upper edge and the lower edge of the recess 20 so that the pin 18 fits and slides. The front end 12 is moved in parallel with the mounting surface 1. FIG. 7 is a partial explanatory view of FIG. 2 and is a view for explaining adjacent dimensions between the ends of the cutout holes 4, 5, 6 formed in the mounting plate 3.

In FIG. 7, a concave portion 2 is provided on the rear side of the mounting plate 3.
Between the front end of the cutout hole 4, 4 extending in the front-rear direction of the vehicle along the inside of the upper edge and the lower edge, and the upper and lower ends of the cutout hole 5 in a direction orthogonal to the cutout hole 4, 4. A near-side break portion 22 as a portion where no hole is drilled in the mounting plate 3 is left with a marginal holding length 23 of a small size. Front side break 22
Is maintained so as not to break the mounting plate 3 by the force applied to the mounting plate 3 from the near side pedestal 7 when used as a daily assist grip, but a shocking force exceeding a certain setting is maintained. The length is set so as to satisfy the condition that the attachment plate 3 is broken when it is applied to the attachment plate 3 from the near side pedestal 7.

A hole is also formed in the mounting plate 3 between the rear ends of the cutout holes 6 and 6 located near the upper and lower ends of the cutout holes 5 and on the extension of the cutout holes 4 and 4 and the upper and lower ends of the cutout holes 5. The front break portion 24 as a portion where no hole is formed is left with a marginal holding length 25 of a small size. The limit holding length 25 of the front break portion 24 is also set to have the same condition as the limit holding length 23 described above.

The vertical width and depth of the recess 2 shown in FIG. 1, FIG. 2 and FIG.
, The front pedestal 7, the link 10, and the rear portion of the handle 12 have a size sufficient to accommodate the rear portion. Although the length of the recess 2 does not reach the front pedestal 19 in FIGS. 1 and 2, the recess 2 has a length that reaches the front pedestal 19, and a cutout hole similar to the mounting plate 3 described above is formed. The mounting plate is closed with the mounting surface 1 so as to be flush with the mounting surface 1, and the front pedestal 19 is fixed to the surface of the mounting plate. Alternatively, the front pedestal 19 may be accommodated in the extended front portion of the recess 2 together with the front portion of the handle 12.

Next, the operation of the above-described device will be described. When the grip 12 in the unused state shown in FIG. 1 is gripped and raised, the link 10 rotates about the pin 9 at the base end, and the position of the pin 11 moves to the inside of the vehicle.

A vertical line 26 of the mounting surface 1 passing through the center of the pin 9
If the hand is released from the handle 12 when the pin 11 has moved only to the area 27 having an angle smaller than that of the handle 12 (see FIG. 8), the handle 12 is biased by the elastic body 13 built in the handle 12.
1 returns to the state of FIG. 1 but returns to the state of FIG. When the hand is released from the handle 12 when the handle 12 is in the position, the component force of the biasing force of the elastic body 13 in the direction parallel to the mounting surface 1 acts as a force to move the handle 12 backward (to the left in FIG. 8), In the above-mentioned area 28, the link 10 abuts against a stopper (not shown) appropriately provided on the near side pedestal 7, stops the rotation, maintains the upright posture shown by the solid line in FIG. That is, it is held in a posture that is easy to grasp.

When the handle 12 is held in the position shown by solid lines in FIG. 8 and is easy to grasp, when a force 29 acting from the rear to the front acts on the handle 12, the pin 11 is attached to the mounting surface 1 passing through the center of the pin 9. Moving forward beyond the vertical line 26, the handle 12
Returns to the position shown by the two-dot chain line in FIG. 8, that is, the state of FIG.

As described above, if the handle 12 is raised to a position closer to the front than the vertical line 26 of the mounting surface 1 passing through the center of the pin 9, the handle 12 is held in a position away from the mounting surface 1 and easily gripped. When a strong force 29 acts on the handle 12, it returns to an unused position close to the mounting surface 1.

The impact force 30 which is considerably higher than the above-described force 29
Is applied to the front pedestal 7 from the rear to the front as shown in FIG. The impact force 30 is an external force mainly caused by the head of the occupant hitting the front side pedestal 7 due to an accidental vehicle collision or the like.
May have a dip angle 31 with respect to the mounting surface 1 as well as in a direction parallel to the mounting surface 1.

The near side pedestal 7 which has received the impact force 30 transmits the force to the mounting plate 3, but the mounting plate 3 cannot withstand that force, and the near side rupture portion shown in FIG. 22
First, the mounting plate 3 at a portion behind the cutout hole 5 to which the front side pedestal 7 is fixed is pushed into the concave portion 2 as shown in FIG. When the near side pedestal 7 is pushed into the recess 2 together with the mounting plate 3 and sinks below the mounting surface 1, the head of the occupant slides further forward due to inertial force, and remains in the original posture. It comes to hit the standing link 10 or the handle 12.

For this reason, the link 10 falls forward with the pin 9 as the center of rotation, and the handle 12 is also pulled by the pin 11 at the tip of the link 10 so that the front break portion 24 (see FIG. 7).
Is broken, and the mounting plate 3 in a portion ahead of the cutout hole 5 is bent and pushed into the concave portion 2 to obtain a state shown in FIG.

The impact force 30 has a dip angle 31 and the handle 1
2, first, the front side break portion 2 in FIG.
4 is broken, the handle 12 is pushed into the recess 2, and the handle 12 pulls the pin 11 so that the near-side break portion 22
Is also broken, and the link 10 and the near side pedestal 7 are also drawn into the recess 2.

When the head or the like of the occupant hits the front pedestal 7 or the like due to a vehicle collision or the like, the front pedestal 7, the link 10, and the handle 12 together with the mounting plate 3 Since it is pushed in and sinks below the mounting surface 1, the impact applied to the head and the like of the occupant is alleviated, and the impact energy is absorbed by further bending the mounting plate 3,
The final impact angle will be shallow and the remaining impact energy will be warped.

Next, FIG. 10 is a plan view of a second embodiment of the present invention, and FIG. 11 is a front view of FIG. A concave portion 33 having a width wider than that of the case (3) is formed, and its front surface side is closed by a mounting plate (34) so as to be flush with the mounting surface (32). As shown in FIG. 11, a large number of cutout holes 36 are formed in the mounting plate 34 with a broken portion 35 having a small size. The cutout holes 36 are composed of an upper part arranged in an arc shape, a lower part arranged horizontally in a straight line, and an arrangement arranged so as to connect the rear portion thereof diagonally downward.

A front pedestal 37 is provided on the lower rear side of the mounting plate 34.
A cushioning member 38 is attached around the rear half of the front pedestal 37, and the base end of the link 40 is pivotally attached to the surface of the front pedestal 37 by a pin 39. . The pin 39 is inclined at 45 degrees with respect to the horizontal line, and the link 40 also has an inclination angle 41 at which the tip is directed upward by 45 degrees.
The universal joint 4 is provided at the end of the link 40.
The rear end of the handle 43 is rotatably connected to the handle 43 via the second handle 2.

A sliding seat 44, which is long in the front-rear direction, is fixed to a portion extending from the front portion of the mounting plate 34 to the mounting surface 32. The sliding seat 44 has a concave portion described with reference to FIG. A sliding plane 45 similar to 20 (see FIG. 11) is provided.
A groove 46 is formed along the upper edge and the lower edge of the sliding plane 45.

At the front end of the handle 43, the mounting surface 32
A shaft 47 is provided so as to protrude in parallel with the handle 43. An elastic body 48 is attached from the rear end of the shaft 47 toward the inside of the handle 43 so that the handle 43 is always linear. I'm going. A slide base 49 is rotatably mounted on a portion of the shaft 47 protruding from the handle 43,
It is slidably fitted on a sliding plane 45 of the sliding seat 44. The slide pedestal 49 is formed with a ridge 50 (see FIG. 11) extending in the front-rear direction along the upper edge and the lower edge, and is slidably fitted into the groove 46 of the slide seat 44. are doing.
Next, the operation of the apparatus shown in FIGS. 10 and 11 will be described.

The handle 43 in the state shown in FIGS. 10 and 11
When the link 40 is grasped and pulled down, the link 40 is given a tilt angle 41 in which the tip is directed upward by 45 degrees, so as shown in FIG. Rotate. If the link 40 is rotated to a vertical position 52 (see FIG. 12) with respect to the mounting surface 32, the universal joint 42 (see FIGS. 10 and 11) which was at the position 53 before the handle 43 was pulled down. The center reaches position 54 and will move backward by a distance 55,
The front end of the handle 43 and the slide pedestal 49 also move backward by a distance 55.

The center of the universal joint 42 is moved from the position 53 to the position 5
When the vehicle reaches the position No. 4, it moves in a perfect circle on the vertical surface 51 (see FIG. 13). However, when viewed from right behind, it moves in an ellipse, and the handle has a radius difference 56 (see FIG. 12). The rear end of 43 will be deformed. Therefore, the elastic body 48 bends from the state shown by the two-dot chain line to the state shown by the broken line. Therefore, the elastic body 48 is moved from the center of the universal joint 42 to the pin 3 in order to restore the shape of the handle 43 to its original shape.
The pressing force 57 acts toward the center line of the joint 9, and when the hand is released from the handle 43, the center of the universal joint 42 returns to the position 53, and the handle 43 returns to the state shown in FIGS. Become.

When the handle 43 is further pulled down so that the center of the universal joint 42 moves from the position 54 to the position 58 beyond the vertical position 52, as shown in FIGS. 12 and 13, the position 58 beyond the vertical position 52 is reached. Universal joint 42 moved to
, A force that pushes down the link 40 rearward due to the pressing force 57 acts. Thereby, when the center of the universal joint 42 is at the position 58, the link 40 comes into contact with a stopper appropriately provided on the front side pedestal 37 to stop the backward rotation, as shown in FIGS. 12 and 13. In this manner, the handle 43 can be held in a position away from the mounting plate 34 and easily gripped.

When the handle 43 holds the posture easy to grasp as shown in FIGS. 12 and 13, when a force 59 from the rear to the front acts on the link 40 or the handle 43 as shown in FIG. Passes through the position 54 from the position 58 and returns to the position 53 with the pressing force 57 based on the returning force of the elastic body 48, and the handle 43 returns to the state shown in FIGS.

A force 59 from the rear to the front shown in FIG.
However, if the impact force is a considerably strong impact force when the head or the like of the occupant hits, the impact force is transmitted from the link 40 or the handle 43 to the mounting plate 34 via the near side pedestal 37. The breaking portion 35 (see FIG. 11) breaks. Then, together with the mounting plate 34, the near side pedestal 37, the link 40, the handle 43
Is pushed into the concave portion 33 to reduce the impact applied to the head and the like of the occupant.

Next, FIG. 14 is a plan view of a third embodiment of the present invention, FIG. 15 is a front view of FIG. 14, and FIG. 16 is a sectional view taken along the line XVI-XVI of FIGS. FIG. 1 shows a mounting surface 60 near the entrance ceiling of the passenger compartment of the embodiment.
4. As shown in FIG. 16, a long concave portion 61 is formed in the front-rear direction, and the inner side is a vehicle body side frame. A box 62 made of plastic or the like is inserted into the recess 61 so as to be open in the vehicle and elongated in the front-rear direction, and is fixed to the recess 61 in a state recessed with respect to the mounting surface 60.

A rear bottom surface 63 having a slightly shallow bottom is formed at a rear portion inside the box 62 (the left side in FIGS. 14 and 15).
In front of the rear bottom surface 63, the middle bottom surface 6 of the deepest bottom
4 and a front bottom surface 65 having the shallowest bottom is formed in front of the middle bottom surface 64.

The upper and lower portions of the rear bottom surface 63 are shown in FIG.
As shown in FIG. 3, cutout holes 66, 66 extending in the front-rear direction are formed, and between the cutout holes 66, 66, the cutout holes 6 are formed.
A cutout hole 67 is formed in a direction perpendicular to the cutout holes 66, 66. Between the upper and lower ends of the cutout hole 67 and the cutout holes 66, 66, a marginal holding length 68 of a small size and a near-side break portion 69 are provided. Are left unpierced.

A rear pedestal 7 similar to that shown in FIGS. 1 and 2 is fixed to a position behind the cutout hole 67 on the rear bottom surface 63, and the proximal end of the front pedestal 7 is pivoted by a pin 9. The rear end of the handle 12 is pivotally connected to the tip of the supported link 10 with a pin 11. A front pedestal 19 similar to FIGS. 1 and 2 is fixed to the front bottom surface 65, and the front end side of the above-described handle 12 is slidably fitted.

The handle 12 shown in FIG. 14 to FIG.
Although not shown, the elastic body 13 shown in FIGS. 1 to 6 is built in and urges the handle 12 so as to be always linear, and as shown in FIG. A gap 70 is provided between the handle 12 and the bottom surface 64, and a gap 71 is provided between the handle 12 and the upper and lower edges of the intermediate portion bottom face 64 as shown in FIG. It is easy to put your finger in. Next, the operation of the device shown in FIGS. 14 to 16 will be described.

When the handle 12 is not used, the near side pedestal 7, the link 10, and the handle 12 are housed inside the box 62 as shown in FIG. 14, so that they are out of the way. .

When the handle 12 is used, the gaps 70, 7
When the user puts a finger in 1 and grasps the handle 12 and raises it inside the vehicle, the link 10 rotates inside the vehicle as shown in FIG.
FIG. 17 in which the position of the pin 11 has moved beyond the vertical line 26 of the mounting surface 60 passing through the center of the pin 9 to an area 28 at a right angle or more.
When the user releases his / her hand from the handle 12 in the state shown in FIG. 8, the handle 12 is held as it is, as shown in FIG.

When the handle 12 holds the posture shown in FIG. 17 which is easy to grasp, it is assumed that a strong impact force 72 such as a hit of the head of a person riding on the near side pedestal 7 or the link 10 is applied. . The impact force 72 may have not only a direction parallel to the mounting surface 60 but also a dip angle 73 with respect to the mounting surface 60.

The above-described impact force 72 is transmitted to the rear bottom surface 63 of the box 62 via the front pedestal 7, and the front break portion 69 shown in FIG. 15 is broken, and as shown in FIG. Sinks. Along with this, the near side pedestal 7 also inclines forward from the normal mounting position and sinks from the mounting surface 60.

When the near side pedestal 7 sinks below the mounting surface 60 together with the rear bottom surface 63, the head of the occupant slides further forward due to inertial force, and the link 10 which is still standing in the original posture. The link 10 falls forward, and the link 10 falls forward, and the handle 12 is also pulled and turned into a reverse warped state as shown in FIG. 18 and pushed into the box 62 to give it to the head of the occupant or the like. The shock energy is absorbed by absorbing the shock and deflecting the rear bottom surface 63, so that the final impact angle is reduced and the remaining impact energy is deflected.

[0048]

According to the first aspect of the present invention, it is possible to easily change from the unused position to the used position, to maintain the used position, and to return to the unused position with a small force. If a shock is received while in the posture of use, the mounting plate is broken and sinks into the recess,
There is an effect that the collision energy given to the occupant can be reduced by warping.

According to the second aspect of the present invention, when the vehicle is not in use, it is housed in a box which is recessed from the mounting surface in the vehicle compartment and is not obstructed. Can be changed to the same position, and can be kept in the posture of use, and can be returned to the posture that is not used with a small force. Is broken and sinks into the inside of the housing, and the collision energy given to the occupant is deflected to be alleviated.

[Brief description of the drawings]

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

FIG. 2 is a front view of FIG.

FIG. 3 is a plan view of an embodiment of an elastic body.

FIG. 4 is a front view of FIG. 3;

FIG. 5 is a perspective view of a front end of the elastic body shown in FIGS. 3 and 4;

FIG. 6 is an enlarged sectional view taken along the line VI-VI of FIG. 1;

FIG. 7 is a partial explanatory view of FIG. 2;

FIG. 8 is a plan view showing a use state of the embodiment of FIG. 1;

FIG. 9 is a plan view showing a state at the time of impact rupture of the embodiment of FIG. 1;

FIG. 10 is a plan view of a second embodiment of the present invention.

FIG. 11 is a front view of FIG. 10;

FIG. 12 is a plan view showing a use state of the embodiment of FIG. 10;

FIG. 13 is a front view of FIG.

FIG. 14 is a plan view of a third embodiment of the present invention.

FIG. 15 is a front view of FIG.

FIG. 16 is a sectional view taken along the line XVI-XVI in FIGS. 14 and 15;

FIG. 17 is a plan view showing a use state of the embodiment of FIG. 14;

FIG. 18 is a plan view showing a state at the time of impact rupture of the embodiment of FIG. 14;

[Explanation of symbols]

 REFERENCE SIGNS LIST 1 mounting surface 2 concave portion 3 mounting plate 7 near side pedestal 10 link 12 handle 13 elastic body 32 mounting surface 33 concave portion 37 near side pedestal 40 link 43 handle 48 elastic body 60 mounting surface 62 box 63 rear bottom surface

Claims (2)

[Claims] 1. A concave portion formed on a mounting surface in a vehicle interior, a mounting plate closing the concave portion and being broken by an impact, and a base end pivotally supported by a near side pedestal fixed to a surface of the mounting plate. A link that can be fitted into the recess together with the front side pedestal, and a handle that has a rear end pivotally attached to the tip of the link and a front end supported slidably back and forth on the mounting surface and has a built-in elastic body. An assist grip characterized by: 2. A box recessed and mounted from a mounting surface in the vehicle interior, a rear bottom surface provided at an inner rear portion of the box and broken by an impact, and a front portion fixed to the rear bottom surface. A link whose base end is pivotally supported by the side pedestal and can be inserted into the box together with the front side pedestal, and a rear end is pivotally attached to a tip of the link and a front end is horizontally slidably supported by the front part of the box. An assist grip comprising a handle with a built-in body.