JP2001277927A - Assist grip - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an assist grip capable of more certainly locking a grip body at a use position and inhibiting a returning and a turning of the grip body from the use position to an accommodation position. SOLUTION: The grip body 24 is switchably and turnably supported against a holder 23 to an accommodation position P1 and a use position P2. A turning/ urging spring 28 is provided between the grip body 24 and the holder 23 and urges the grip body 24 toward the accommodation position P1. A lock mechanism 29 for locking the grip body 24 by displacing the grip body 24 at the use position P2 to a turning axis direction is provided between the grip body 24 and the holder 23. This lock mechanism 29 is constituted by a notch portion 30 formed on the holder 23 such that it is engaged with a leg portion 25 of the grip body 24 by the displacement of the grip body 24 to the turning axis direction.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an assist grip which is attached to, for example, a side wall of a vehicle interior and used to support or rest a passenger's body.

[0002]

2. Description of the Related Art As this type of assist grip, for example, the following configuration is known. That is,
A grip body is supported by a pair of holders attached to a side wall or the like in a vehicle compartment so that the grip body is switched between a storage position and a use position and is rotatable. A spring is provided on a shaft supporting portion of the grip main body for each holder, and the grip main body is switched to the storage position and held in a normal state by the urging force of these springs. In use, the grip body can be switched from the storage position to the use position and rotated for use against the urging force of the spring.

However, in this conventional assist grip, the grip body is always urged to rotate toward the storage position by a spring. Therefore, when the grip body is released during use, the grip body is moved to the storage position. It is automatically returned and rotated to. Therefore, at the time of re-use,
The grip body must be switched from the retracted position to the use position and rotated again, resulting in a problem that the operation is very complicated.

To cope with such a problem, an assist grip disclosed in, for example, Japanese Utility Model Laid-Open No. 63-172737 has also been proposed. In this conventional configuration, a spherical projection is formed on the surface of the pivot end of the grip body. An engagement hole is formed in the holder so as to be able to engage and disengage with the projection, and a leaf spring is attached to the engagement hole. Then, when the grip body is switched to the storage position and rotated, the convex portion is engaged with the engagement hole and pressed by the leaf spring to the engaged state, whereby the grip body is held in the storage position. Has become.

[0005]

However, in this conventional assist grip, the spherical projection is pressed from the retracted position of the grip body by being pressed by a leaf spring in a state of engagement with the engagement hole. The return rotation to the position is regulated. For this reason, when a strong impact is applied to the grip body in the use state, the leaf spring is elastically deformed and the convex portion is easily detached from the engagement hole, and the grip body is returned from the use position to the storage position and rotated. There was a problem. In particular, when driving on a rough road or the like, the vehicle body shakes greatly and a strong impact is applied to the grip body, so that such a problem may frequently occur.

The present invention has been made by paying attention to such problems existing in the conventional technology. An object of the present invention is to provide an assist grip that can securely lock the grip body at a use position and can prevent the grip body from being returned from the use position to the retracted position. is there.

[0007]

In order to achieve the above object, the invention according to claim 1 is directed to an assist grip in which a grip body is rotatably supported by switching between a storage position and a use position with respect to a holder. Wherein a locking means is provided between the grip body and the holder to lock the grip body by displacing the grip body in a rotation axis direction at a use position.

According to the first aspect of the present invention, when the grip body is switched from the storage position to the use position and rotated and displaced in the rotation axis direction, the grip body is moved by the lock means in the rotation axis direction in the use position. Is locked in the state where it was displaced. For this reason, the grip body can be securely locked at the use position, and the return of the grip body from the use position to the storage position can be suppressed.

According to a second aspect of the present invention, in the first aspect of the present invention, the holder is arranged such that the locking means is engaged with the leg of the grip body by displacement of the grip body in the direction of the rotation axis. And a notch formed in the groove.

Therefore, according to the second aspect of the present invention, the structure of the locking means is simple, and the grip body can be more securely locked at the use position. Claim 3
The invention described in (1) is characterized in that, in the invention described in (1) or (2), an urging means for urging the grip main body with respect to the holder in a rotation axis direction is provided. is there.

Therefore, according to the third aspect of the present invention, the rattling of the grip body in the rotation axis direction at the use position can be suppressed by the urging force of the urging means. Claim 4
According to the invention described in any one of claims 1 to 3, in the invention described in any one of claims 1 to 3, a holding unit for holding the grip body in a displaced state in a rotation axis direction is provided. It is a feature.

Therefore, in the invention of claim 4, the grip body is held by the holding means in a state of being displaced in the rotation axis direction at the use position. For this reason, even if a strong impact is applied to the grip body at the use position, it is possible to more reliably suppress the careless release of the locked state of the grip body at the use position.

According to a fifth aspect of the present invention, in the invention according to any one of the first to fourth aspects, when the grip body is switched from a storage position to a use position and is rotated, the grip body is rotated. On the other hand, a displacement generating means for causing a displacement in the direction of the rotation axis is provided.

Therefore, according to the fifth aspect of the present invention, when the grip body is switched from the storage position to the use position and rotated, the displacement generating means causes a displacement in the rotation axis direction with respect to the grip body. . Therefore, it is not necessary to displace the grip body in the rotation axis direction after switching and rotating the grip body to the use position, and the operation can be easily performed.

According to a sixth aspect of the present invention, in the invention according to any one of the first to fifth aspects, the direction of displacement of the grip main body is determined in a state where the grip main body is mounted in a vehicle interior. It is characterized in that it is set to be on the front side substantially along the traveling direction of the vehicle.

Therefore, in the invention according to claim 6, even when a strong impact is applied to the grip body at the use position in the traveling direction due to braking or the like during traveling of the vehicle, the grip body is displaced along the rotation axis. Will not be released to the opposite side. Therefore, it is possible to more reliably suppress the careless release of the locked state of the grip body at the use position.

[0017]

DESCRIPTION OF THE PREFERRED EMBODIMENTS (First Embodiment) A first embodiment of the present invention will be described below with reference to FIGS.

As shown in FIGS. 1 to 3, the assist grip 21 of this embodiment includes a pair of holders 23 attached to a side wall 22 or the like in a vehicle compartment, and a grip body 24 supported between the holders 23. It is composed of At both ends of the grip body 24, a pair of legs 25, 26 are formed so as to protrude, and these legs 25, 26 are attached to the respective holders 23 by a support shaft 27 so as to be rotatable and displaceable in the direction of the rotation axis. Have been. Thereby, the grip body 2
4 can be switched with respect to the holder 23 between an upper storage position P1 shown by a chain line in FIGS. 1 and 2 and a lateral use position P2 shown by a solid line in the same figure.

In each of the holders 23, a rotation biasing spring 28 made of a coil spring is fitted and supported on a support shaft 27, and both ends thereof are connected to one leg 2 of the grip body 24.
6 and the holder 23 respectively. And
By these springs 28, the grip body 24 is urged to rotate counterclockwise in FIGS.
1 is maintained.

As shown in FIGS. 1, 3 and 4, between the grip main body 24 and each holder 23, the grip main body 24 is locked by displacing the grip main body 24 in the rotation axis direction at the use position P2. Mechanism 29 is provided as a locking means for this purpose. That is, the grip body 24
A notch 30 is formed at one end of each holder 23 so as to be able to engage and disengage with one of the legs 25.

Then, as shown in FIGS. 1 and 4, the grip body 24 resists the urging force of the rotation urging spring 28,
After being switched from the storage position P1 to the use position P2 and turned,
When displaced in one direction (the direction of arrow D1 in FIG. 1) along the rotation axis, one leg 25 is engaged with the notch 30. Thus, the grip body 24 is locked at the use position P2 against the urging force of the rotation urging spring 28.

In this embodiment, the direction D1 in which the grip body 24 is displaced at the use position P2.
However, when the grip main body 24 is attached to the side wall 22 or the like in the vehicle interior, it is set so as to be substantially forward in the traveling direction of the vehicle. As a result, even when a strong impact in the traveling direction is applied to the grip body 24 at the use position P2 due to braking or the like while the vehicle is traveling, the grip body 24 is released and moved along the rotation axis in the direction opposite to the displacement direction D1. Not to be.

Next, the operation of the assist grip 21 configured as described above will be described. This assist grip 2
1 is not used, the grip body 24 is switched and rotated to the storage position P1 above the holder 23 by the biasing force of the rotation biasing spring 28, as shown by a two-dot chain line in FIGS. I have. When using the assist grip 21 from this state, the user grips the grip body 24 and pulls it downward, as shown by the solid line in FIG.
Is switched to the side use position P2 of the holder 23 and rotated against the urging force of the rotation urging spring 28.

Thereafter, when the grip main body 24 is displaced in the direction of arrow D1 along the rotation axis, as shown in FIG. 4, one leg 25 of the grip main body 24 is locked.
9 is engaged with the notch 30. As a result, the grip body 24 is locked non-rotatably at the use position P2 against the urging force of the rotation urging spring 28. Therefore, even if the user releases his / her hand from the grip body 24 in this use state, the grip body 24 is not returned to the storage position P1 by the biasing force of the rotation biasing spring 28, and the grip body 24 is released. It can be easily gripped and used again.

On the other hand, the grip body 24 is
When switching from 2 to the storage position P1, the grip body 24 is moved from the displaced state in the direction opposite to the displacement direction D1. Then, as shown by a solid line in FIG. 1, one leg 25 of the grip body 24 is connected to the notch 3 of the lock mechanism 29.
0, the grip body 24 is released from the locked state with respect to the use position P2. Therefore, if the user releases the grip body 24 in this state, the grip body 2
4 is the use position P2 by the urging force of the rotation urging spring 28.
Is automatically returned to the storage position P1.

The effects that can be expected from the above embodiment will be described below. (1) In the assist grip 21, the grip main body 24 is rotatably supported by the holder 23 by switching between the storage position P1 and the use position P2. A rotation biasing spring 28 is provided between the grip body 24 and the holder 23, and the spring 28
Are urged to rotate toward the storage position P1. Further, between the grip body 24 and the holder 23, a lock mechanism 29 for locking by displacing the grip body 24 in the rotation axis direction at the use position P2 is provided.

For this reason, the grip body 24 is moved to the storage position P.
When the switch body is switched from 1 to the use position P2 and is displaced in the rotation axis direction, the grip body 24 is locked by the lock mechanism 29 in the use position P2 while being displaced in the rotation axis direction. Therefore, the grip main body 24 can be securely locked at the use position P2, and when the user releases his / her hand from the grip main body 24 during use, the grip main body 24 is returned and rotated from the use position P2 to the storage position P1. Can be reliably suppressed.

(2) In the assist grip 21, the lock mechanism 29 is formed on the holder 23 so that the lock mechanism 29 engages with the leg 25 of the grip main body 24 by displacement of the grip main body 24 in the rotation axis direction. The notch 30 is formed. For this reason, the configuration of the lock mechanism 29 is simple, and the grip body 24 is moved to the use position P2.
Can be locked more securely.

(3) In the assist grip 21, the displacement direction D1 of the grip main body 24 is set so as to be substantially forward in the traveling direction of the vehicle when the grip main body 24 is mounted in the vehicle interior. Have been. For this reason, even when a strong shock in the traveling direction is applied to the grip body 24 at the use position P2 due to braking or the like during traveling of the vehicle, the grip body 24 is displaced along the rotation axis in the displacement direction D1.
Will not be released to the opposite side. Therefore, it is possible to reliably prevent the locked state of the grip body 24 at the use position P2 from being carelessly released.

(Second Embodiment) Next, a second embodiment of the present invention will be described.
This embodiment will be described focusing on the differences from the first embodiment.

In the second embodiment, as shown in FIGS. 5 to 9, in addition to the same lock mechanism 29 as in the first embodiment, the following configuration is provided. It is attached. That is, the notch 30 of each holder 23
A cylindrical portion 33 is formed to protrude from the end edge opposite to. An axial urging spring 34 composed of a coil spring as urging means is fitted and supported on the support shaft 27 between the edge of the holder 23 on the side of the notch 30 and the one leg 25 of the grip body 24. Have been. Then, the grip body 24 is moved and urged in the direction opposite to the displacement direction D1 along the rotation axis by these axial urging springs 34, and the other leg 26 always keeps the distal end surface of the cylindrical portion 33. Is held in a state of being in contact with the vehicle.

At one end of the grip body 24 (upper side of the displacement direction D1), a side edge of the other leg 26 of the grip body 24 is supported so as to correspond to the cylindrical portion 33 of the one holder 23. A step 35 is formed. A guide groove 36 is formed on the bottom surface of the supporting step 35 so as to extend in a direction perpendicular to the rotation axis. On the supporting step 35,
Holding member 38 constituting a holding mechanism 37 as a holding means
Are movably supported along the guide groove 36. At the bottom and side of the holding mechanism 37, a release operation section 39 is provided.
Are formed integrally with each other. A spring 40 is interposed between the holding member 38 and the base end surface of the supporting step 35, and the holding member 38 is urged to move toward the cylindrical portion 33 by the spring 40.

Therefore, in this embodiment, similarly to the first embodiment, the grip body 24 is moved to the storage position P.
After switching from 1 to the use position P2 and rotating, after moving in the direction of arrow D1 along the rotation axis, one leg 25 of the grip body 24 is engaged with the notch 30 of the lock mechanism 29. The grip body 24 is locked at the use position P2. In this case, as shown in FIGS. 6 and 7, until the grip body 24 is switched from the storage position P1 to the use position P2 and rotated, the biasing force of the axial biasing spring 34 causes the other of the grip body 24 to rotate. Is in contact with the distal end surface of the cylindrical portion 33. Thus, the holding member 38 of the holding mechanism 37 causes the holder 2
3 is joined to the outer peripheral surface of the cylindrical portion 33.

In this state, when the grip body 24 is displaced in the direction D1 along the rotation axis, FIGS.
As shown in the figure, the axial biasing spring 34 is compressed,
A gap S1 is formed between the leg 26 and the cylindrical portion 33.
Thereby, the holding member 38 is inserted into the gap S1 by the urging force of the spring 40, and the grip body 24 is held so as not to return to the side opposite to the displacement direction D1 with respect to the holder 23. Therefore, even when a strong impact is applied to the grip body 24 locked at the use position P2, the grip body 24 is not inadvertently released from the locked state.

On the other hand, the grip body 24 is
8 and 9 when switching from the storage position P2 to the storage position P1.
In the state shown in FIG. 7, a finger is put on the release operation section 39, and the holding member 38 is moved against the urging force of the spring 40 to move the clearance S
Eject from 1. Then, the grip body 24 is returned and moved in the direction opposite to the displacement direction D1 by the biasing force of the axial biasing spring 34, and as shown in FIGS. 6 and 7,
The leg 26 comes into contact with the distal end surface of the cylindrical portion 33 again.

In this state, as shown by a solid line in FIG. 5, one leg 25 of the grip body 24 is disengaged from the notch 30 of the lock mechanism 29, and the grip body 24 is released from the locked state with respect to the use position P2. Is done. Therefore, when the user releases the grip body 24 thereafter, the grip body 24 is automatically returned to the storage position P1 from the use position P2 and rotated by the urging force of the rotation urging spring 28.

Therefore, according to this embodiment, the first
In addition to the effects described in (1) to (3) in the embodiment, the following effects can be obtained. (4) In the assist grip 21, the grip body 2 is provided between the grip body 24 and the holder 23.
An axial urging spring 34 is provided for urging the actuator 4 in the rotation axis direction. For this reason, rattling in the rotation axis direction at the use position P2 of the grip body 24 can be reliably suppressed by the urging force of the spring 34.

(5) The assist grip 21 is provided with a holding mechanism 37 for holding the grip body 24 in a displaced state in the direction of the rotation axis.
Therefore, in a state where the grip body 24 is displaced in the rotation axis direction at the use position P2, the grip body 24 is held by the holding mechanism 37 so as not to return to the side opposite to the displacement direction. Therefore, even when a strong impact is applied to the grip body 24 at the use position P2, it is possible to more reliably suppress the careless release of the locked state of the grip body 24 at the use position P2.

(Third Embodiment) Next, a third embodiment of the present invention will be described.
This embodiment will be described focusing on the differences from the first embodiment.

In the third embodiment, as shown in FIGS. 10 and 11, a lock mechanism 29, an axial biasing spring 34 and a holding mechanism 37 similar to those of the previous embodiments are provided. In addition, the following configuration is added. That is, the cylindrical portion 33 of the holder 23 is located on the other end side (lower side of the displacement direction D1) of the grip body 24.
Between the distal end surface of the grip body 24 and the other leg 26 of the grip body 24, inclined cam surfaces 44 and 45 constituting a displacement generating mechanism 43 as a displacement generating means are formed. The biasing force of the axial biasing spring 34 causes the inclined cam surface 45 on the leg portion 26 to be pressed against the inclined cam surface 44 on the cylindrical portion 33 so as to be relatively rotatable. .

Therefore, in the assist grip 21 of this embodiment, when the grip body 24 is switched from the storage position P1 to the use position P2 and rotated, the displacement generating mechanism 43 is provided.
Due to the contact engagement between the inclined cam surfaces 44, 45, the grip body 24 is displaced in the direction of arrow D1. Then, based on the displacement of the grip body 24, one leg 25 is engaged with the notch 30 of the lock mechanism 29, and the grip body 24 is locked at the use position P2. For this reason, from the storage position P1 of the grip body 24 to the use position P2
And the lock at the use position P2 can be performed by a one-touch operation.

Therefore, according to this embodiment, in addition to the effects described in (1) to (5) in each of the above embodiments,
The following effects can be obtained. (6) In the assist grip 21, when the grip body 24 is switched from the storage position P1 to the use position P2, the displacement generating mechanism 43 that causes the grip body 24 to displace in the rotation axis direction is provided. Is provided. For this reason, when the grip body 24 is switched and rotated from the storage position P1 to the use position P2, the displacement generating mechanism 4
3 causes a displacement of the grip body 24 in the rotation axis direction. Therefore, it is not necessary to displace the grip body 24 in the rotation axis direction after switching and rotating the grip body 24 to the use position P2, and the operation can be easily performed.

(Modifications) Each of the above embodiments can be modified and embodied as follows. In each of the above embodiments, the locking mechanism 29 is not provided at both ends of the grip body 24, and the grip body 2
4 may be provided only at one end.

In the second and third embodiments, the axial biasing spring 34 is not provided separately from the rotary biasing spring 28, and the axial biasing spring 28 is 34 may also be configured.

In the second and third embodiments, instead of the axial biasing spring 34, for example, a leaf spring or an elastic sheet member may be provided as biasing means. In the second and third embodiments, the holding mechanism 3
7, instead of the engagement configuration between the holding member 38 and the gap S <b> 1, the protrusions and the recesses that can be engaged with each other when the grip body 24 is displaced are provided on the legs 25, 26 of the grip body 24 and the holder 23. May be formed.

In the second embodiment, the holding mechanism 37 may be provided at the lower end of the grip body 24 in the displacement direction D1. In the third embodiment, the holding mechanism 37 is provided at the lower end of the displacement direction D1 of the grip body 24, and the displacement generating mechanism 43 is provided at the upper end of the displacement direction D1 of the grip body 24. You may.

Even in the case of a modified configuration as described above,
It is possible to obtain substantially the same effects as those in the above embodiments.

[0048]

The present invention is configured as described above, and has the following effects. According to the first aspect of the present invention, the grip body can be securely locked at the use position, and the return rotation of the grip body from the use position to the storage position can be suppressed.

According to the invention described in claim 2, according to claim 1
In addition to the effects of the invention described in (1), the configuration of the locking means is simple, and the grip body can be more securely locked at the use position.

According to the third aspect of the present invention, the first aspect is provided.
Alternatively, in addition to the effect of the invention described in claim 2, it is possible to suppress rattling in the rotation axis direction at the use position of the grip body.

According to the invention set forth in claim 4, according to claim 1,
In addition to the effects of the invention according to any one of the third to third aspects, even when a strong impact is applied to the grip body at the use position, the locked state of the grip body at the use position is inadvertently released. Can be more reliably suppressed.

According to the fifth aspect of the present invention, the first aspect is provided.
In addition to the effects of the invention according to any one of claims 4 to 4, there is no need to displace the grip main body to the use position and then displace it in the direction of the rotation axis after rotating the grip body, and to easily perform the operation. Can be.

According to the invention set forth in claim 6, according to claim 1,
In addition to the effect of the invention according to any one of claims 5 to 5, even when a strong shock in the traveling direction is applied to the grip body at the use position due to braking or the like during traveling of the car, the grip body is Inadvertent release from the locked state can be more reliably suppressed.

[Brief description of the drawings]

FIG. 1 is a perspective view showing an assist grip according to a first embodiment.

FIG. 2 is an enlarged sectional view taken along line 2-2 of FIG.

FIG. 3 is an enlarged sectional view taken along line 3-3 in FIG. 1;

FIG. 4 is a partial perspective view showing an operation state of the assist grip shown in FIG. 1;

FIG. 5 is a perspective view showing an assist grip according to a second embodiment.

FIG. 6 is a partially enlarged plan view of the assist grip shown in FIG. 5;

FIG. 7 is a partially enlarged sectional view taken along line 7-7 of FIG. 5;

FIG. 8 is a partially enlarged plan view showing an operation state of the assist grip shown in FIG. 5;

FIG. 9 is a sectional view taken along line 9-9 in FIG. 8;

FIG. 10 is a perspective view showing an assist grip according to a third embodiment.

FIG. 11 is an enlarged sectional view taken along line 11-11 of FIG. 10;

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 21 ... Assist grip, 23 ... Holder, 24 ... Grip body, 25, 26 ... Leg part, 29 ... Lock mechanism as lock means, 30 ... Notch part, 34 ... Axial-direction urging spring as urging means, 37 … A holding mechanism as holding means,
43: displacement generating mechanism as displacement generating means, P1: storage position, P2: use position, D1: displacement direction.

 ──────────────────────────────────────────────────続 き Continuing on the front page (72) Inventor Chiharu Toya 1 Ogai Ochiai, Kasuga-cho, Nishi-Kasugai-gun, Aichi Prefecture Toyota Gosei Co., Ltd. Toyoda Gosei Co., Ltd. (72) Inventor Hikaru Ando 1 Ogatachi Ogata, Kasuga-cho, Nishi-Kasugai-gun, Aichi Prefecture Toyota Gosei Co., Ltd. F-term (reference) 3B088 DA05 DB02

Claims (6)

[Claims] 1. An assist grip in which a grip body is rotatably supported by being switched between a storage position and a use position with respect to a holder, wherein the grip body is rotated between the grip body and the holder at the use position. An assist grip provided with locking means for locking by displacing in the axial direction. 2. The locking device according to claim 1, wherein the locking means includes a notch formed in the holder so as to engage with a leg of the grip body by displacement of the grip body in a rotation axis direction. The assist grip described in. 3. The assist grip according to claim 1, further comprising an urging means for urging the grip main body with respect to the holder in a rotation axis direction. 4. The assist according to claim 1, further comprising holding means for holding the grip body in a displaced state in a direction of a rotation axis. grip. 5. A displacement generating means for displacing the grip body in the direction of the rotation axis when the grip body is switched from the storage position to the use position and rotated. The assist grip according to claim 1. 6. The apparatus according to claim 1, wherein the direction of displacement of the grip body is set substantially forward along the traveling direction of the vehicle when the grip body is mounted in the vehicle interior. Item 6. The assist grip according to any one of items 5.