JP5858337B2 - Assist grip - Google Patents

Description

  The present invention relates to an assist grip provided in a vehicle such as an automobile.

  2. Description of the Related Art Conventionally, an automobile is provided with an assist grip in the vehicle as a handrail that is gripped by an occupant to support his / her body when getting on and off or traveling (see Patent Document 1 below).

  The assist grip is made of resin and includes a substantially U-shaped grip body, and a mounting seat for rotatably supporting the grip body via a support shaft and mounting the grip body in the vehicle. The mounting seat is fixed to a roof side rail or the like on which the panel is lined with bolts. A roof side rail or the like is provided with an air bag for protecting an occupant when a car has a collision accident.

JP 2004-224125 A

  However, since the conventional assist grip has a structure in which the mounting seat is fixed to the roof side rail or the like with a bolt, it may be damaged or scattered in a collision accident or the like. That is, when the panel is peeled off from the roof side rail by the airbag developed at the time of the collision accident, the mounting seat is damaged leaving a portion fixed by the bolt, and the grip body is detached from the mounting seat and scattered.

  The present invention has been proposed in view of the above circumstances. That is, an object of the present invention is to provide an assist grip that can prevent breakage or scattering that occurs when the airbag is deployed.

  In order to achieve the above object, an assist grip according to the present invention comprises a mounting base that is attached to a panel in a vehicle with a bolt, and a grip body that is rotatably connected to the mounting base via a shaft. In the assist grip, a reinforcing member that reinforces the space between the bolt and the shaft is provided inside the mounting base, and the reinforcing member is provided on a bolt side in which a bolt insertion hole through which the bolt is inserted is formed. A reinforcing part and a shaft side reinforcing part formed with a shaft insertion hole through which the shaft is inserted are connected to each other, and the bolt side reinforcing part is formed by the bolt inserted into the bolt insertion hole. The shaft side reinforcing portion is attached to the grip body so as to support the shaft inserted through the shaft insertion hole. , It is characterized in that.

  Further, the mounting base is formed by connecting a bolt receiving portion for receiving the bolt and a shaft receiving portion for supporting the shaft, and the reinforcing tool has the bolt side reinforcing portion on the inner side of the bolt receiving portion. The shaft-side reinforcing portion is formed along the inner shape of the shaft receiving portion.

  In the reinforcing tool, the bolt-side reinforcing part and the shaft-side reinforcing part are formed in a substantially flat plate shape, and an edge of the bolt-side reinforcing part and an edge of the shaft-side reinforcing part are It is characterized by being connected at right angles.

  In the reinforcing tool, the bolt-side reinforcing portion is formed in a substantially rectangular shape, and the shaft-side reinforcing portion has a base where the edge of the bolt-side reinforcing portion is connected, and a side perpendicular to the base is defined. A vertical piece, a triangular piece formed into a substantially right triangle having a slanted side as a hypotenuse and a diagonal as a vertex, and a substantially arc-shaped projecting piece projecting from the vertex on the same plane as the triangular piece; It is composed of

  The reinforcing tool is made of metal.

  According to the assist grip according to the present invention, the grip body and the attachment base are attached to the panel in a state where the grip body and the attachment base are connected to each other by the reinforcing tool that reinforces the space between the bolt and the shaft. Therefore, even when the airbag provided on the panel is deployed, breakage and scattering of the assist grip can be prevented.

  In particular, a reinforcing tool is provided inside the mounting base. With this configuration, since the reinforcing tool is not visually recognized from the outside, the shape can be selected without being caught by the appearance. Moreover, it can contribute to space saving.

  According to the assist grip of the present invention, the reinforcing tool has the bolt-side reinforcing portion formed along the inner shape of the bolt receiving portion, and the shaft-side reinforcing portion formed along the inner shape of the shaft receiving portion. Yes. Therefore, the assist grip can be attached in accordance with the inner shape of the attachment base, and positioning when attaching the reinforcement is facilitated.

  According to the assist grip according to the present invention, the bolt side reinforcing portion and the shaft side reinforcing portion are formed in a substantially flat plate shape, and the edge of the bolt side reinforcing portion and the edge of the shaft side reinforcing portion are at right angles. It is connected to. Therefore, the reinforcing tool has a simple configuration and shape, and can contribute to space saving and cost reduction.

  According to the assist grip according to the present invention, the reinforcing member has a bolt-side reinforcing portion formed in a substantially square shape, and the shaft-side reinforcing portion has a base portion where the edges of the bolt-side reinforcing portion are connected to each other. On the other hand, a triangular piece formed into a substantially right triangle having a vertical side as a vertical side, an inclined side as a hypotenuse, and a diagonal as a vertex, and a substantially arc shape projecting from the vertex on the same plane as the triangular piece And a projecting piece. Therefore, the reinforcing tool has a simpler configuration and shape, and can contribute to further space saving and cost reduction.

  According to the assist grip according to the present invention, the reinforcing tool is made of metal. With this configuration, the reinforcing tool can ensure strength and can be attached to the panel in a state where the grip body and the attachment base are firmly connected. Therefore, even when the airbag provided on the panel is deployed, breakage and scattering of the assist grip can be more reliably prevented.

It is a disassembled perspective view of the assist grip which concerns on embodiment of this invention. It is a figure which shows the whole assist grip which concerns on embodiment of this invention, (a) is a front view, (b) is a rear view, (c) is a back view, (d) is a front view. 3 is an enlarged cross-sectional view of FIG. 2, (a) is a left side AA cross-sectional view, and (b) is a right side BB cross-sectional view. It is the perspective view which shows the state which attached the reinforcement tool which concerns on embodiment of this invention to the attachment base, (a) is the perspective view seen from the rear side, (b) is the perspective view seen from the front side. It is a figure which shows the attachment base which concerns on embodiment of this invention, (a) is a right view, (b) is a front view. It is a figure which shows the modification of an attachment base. It is sectional drawing which shows the state in which the assist grip which concerns on embodiment of this invention was attached to the panel.

  Embodiments of the present invention will be described below with reference to the drawings.

  1 and 2, the assist grip 10 according to the present embodiment is made of resin, and can be rotated via a shaft 30 to a set of mounting bases 40 attached to a panel of an automobile with bolts 2. The grip body 20 is connected to the inside of the mounting base 40 and between the mounting base 40 and the grip body 20, and the reinforcing metal fitting 70 is used as a reinforcing tool.

  The grip body 20 is a long handle formed in a substantially U shape as a whole, a long grip portion 21 and a rotating shaft portion 22 formed by bending both ends of the grip portion 21 at a substantially right angle. , Is composed of. A connecting portion 23 (see FIGS. 3A and 3B), which is a substantially square recess, is formed in the rotating shaft portion 22, and the shaft 30 is attached to a pair of opposed side surfaces that form the recess. The shaft mounting holes 24 are respectively formed.

  The attachment base 40 is attached to the connecting portion 23 of the rotation shaft portion 22 via the shaft 30. 1, 4, and 5, the mounting base 40 includes a bolt receiving portion 41 formed in a substantially rectangular plate shape, a shaft receiving portion 42 that is formed to protrude from the front side of the bolt receiving portion 41, and a bolt receiving portion. The hinge part 43 is formed so as to protrude from the back side of 41.

  The bolt receiving part 41 is formed in such a size that the opening of the connecting part 23 formed in the rotating shaft part 22 is closed, and the rear side is warped. Further, a bolt receiving hole 44 through which the bolt 2 is inserted is formed substantially at the center (see FIG. 4B). The hinge portion 43 is formed in a substantially rod shape from, for example, impact resistant polyacetal (POM), and is provided in the vicinity of the bolt receiving hole 44.

  The shaft receiving portion 42 is formed to have a size that can be accommodated in the connecting portion 23, and extends from the front side of the bolt receiving portion 41 to cover the bolt receiving hole 44 while surrounding the bolt receiving hole 44 in a square shape. 4 (b)). The shaft receiving portion 42 is a pair of left and right side walls formed in a substantially right triangle with a vertical side as a vertical side, an inclined piece as a hypotenuse, and a diagonal as a vertex with respect to the bolt receiving portion 41 as viewed from the left and right sides. Portion 45, a substantially arc-shaped protruding wall portion 46 projecting rearward from the vicinity of the apex on the same plane as the side wall portion 45, a roof portion 47 continuously provided between the apexes of the side wall portion 45, and a bolt receiving portion 41, the front lid portion 48 connected to the oblique side of the side wall portion 45 and the roof portion 47, and the rear side wall portion 49 connected between the vertical sides of the side wall portion 45 (see FIG. 4A). ). The side wall portion 45 is slightly inclined so that the apexes approach each other when the outer surface is viewed from the front side (see FIG. 5B). A shaft receiving hole 50 through which the shaft 30 passes is formed in the protruding wall portion 46. The front lid portion 48 is rotatable around a portion where the front side of the bolt receiving portion 41 is connected. The rear side wall portion 49 is formed with a slit 49s into which a part of a reinforcing metal fitting 70 to be described later is inserted at a connecting portion with the side wall portion 45 (see FIG. 4A).

  Note that the shape of the shaft receiving portion 42 is not limited to the shape described above. In other words, any shape may be used as long as it is formed in a size that can be accommodated in the connecting portion 23 and through which the shaft 30 can penetrate. Here, if the shaft receiving portion 42 has a shape that covers the bolt receiving hole 44, the bolt 2 can be hidden so that it cannot be seen from the outside, which is preferable in terms of appearance.

  As a modified example of the mounting base, a hooked mounting base 60 in which a hook portion 62 is formed on a bolt receiving portion 61 as shown in FIG. 6 may be used. The mounting base 60 with a hook is formed by extending the right side or the left side of the bolt receiving portion 61 and forming a hook-shaped hook portion 62 projecting from the front side in the vicinity of the extended tip. On the back side, a fixture 63 is attached with a screw 64 so that the extended bolt receiving portion 61 is reinforced to receive a load from the load on the hook portion 62. Other configurations are the same as those of the above-described embodiment.

  In FIG. 1, the reinforcing metal fitting 70 is made of a metal such as iron. The reinforcing metal fitting 70 includes a substantially flat bolt-side reinforcing portion 71 and a substantially flat shaft-side reinforcing portion 73 that is connected to the bolt-side reinforcing portion 71 at a right angle from one edge. . Note that the right angle is not limited to an accurate 90 degrees, and includes a case where there is some error.

  In FIG. 1 and FIG. 4, the bolt side reinforcing portion 71 is formed along the inner shape of the bolt receiving portion 41 constituting the mounting base 40. That is, it is substantially rectangular and a bolt insertion hole 72 through which the bolt 2 is inserted is formed at the center.

  The shaft side reinforcing portion 73 is formed along the inner shape of the shaft receiving portion 42 that is formed by protruding from the front side of the bolt receiving portion 41. That is, it is formed in a shape along the side wall portion 45 of the shaft receiving portion 42 and the protruding wall portion 46 projecting in an arc shape from the vicinity of the apex to the rear on the same plane as the side wall portion 45. More specifically, the shaft-side reinforcing portion 73 has a portion where the edges of the bolt-side reinforcing portion 71 are connected to each other as a base, and with respect to this base, a vertical side is a vertical side, an inclined side is a hypotenuse, and a diagonal is set. It is composed of a triangular piece 74 formed into a substantially right-angled triangle as a vertex, and a substantially arc-shaped protruding piece 75 projecting from the vicinity of the vertex toward the rear side on the same plane as the triangular piece 74. It is a plate-shaped piece. A shaft insertion hole 76 through which the shaft 30 is inserted is formed in the protruding piece 75.

  1, 3, and 4, the reinforcing metal fitting 70 includes a bolt receiving portion 41 and each wall portion constituting the shaft receiving portion 42 (side wall portion 45, roof portion 47, front side lid portion 48, and rear side wall portion. 49) and installed in the closed space. That is, the bolt side reinforcing portion 71 of the reinforcing metal fitting 70 is attached to the bolt receiving portion 41 of the mounting base 40, and is formed in the bolt insertion hole 72 formed in the bolt side reinforcing portion 71 and the bolt receiving portion 41. The bolt receiving hole 44 is coaxially aligned. At the same time, in the shaft side reinforcing portion 73 of the reinforcing metal fitting 70, the triangular piece 74 is inserted into the side wall portion 45 of the shaft receiving portion 42, and the protruding piece 75 inserted into the slit 49 s formed in the rear side wall portion 49 is the protruding wall portion 46. Are attached together. Thereby, the shaft insertion hole 76 formed in the protruding piece 75 and the shaft receiving hole 50 formed in the protruding wall portion 46 are aligned coaxially.

  In the shaft receiving portion 42, the reinforcing metal fitting 70 is attached by inserting the bolt 2 into the bolt insertion hole 72 and the bolt receiving hole 44 in which the bolt side reinforcing portion 71 is coaxially aligned. Further, the reinforcing metal fitting 70 is attached by inserting the shaft 30 into the shaft insertion hole 76 in which the shaft side reinforcing portion 73 is coaxially aligned and the shaft receiving hole 50 formed in the protruding wall portion 46. Thus, the bolt 2 and the shaft 30 are connected by the reinforcing metal fitting 70.

  In the mounting base 40 in which the reinforcing metal fitting 70 is mounted in the shaft receiving portion 42, the shaft receiving portion 42 is attached to the connecting portion 23 formed on the rotating shaft portion 22 of the grip body 20. That is, the shaft receiving hole 50 formed in the projecting wall portion 46 of the shaft receiving portion 42 and the shaft mounting hole 24 formed in the side surface of the coupling portion 23 are aligned coaxially, and the mounting base 40 is configured to 42, the shaft 30 is inserted into the shaft receiving hole 50 and the shaft attaching hole 24 and attached to the rotating shaft portion 22.

  In FIG. 1, a shaft 30 has a known rod shape, and is attached together with a torsion spring 3 to a connecting portion 23 of a rotating shaft portion 22 which is one side (right side) of the grip body 20 by applying a lubricant, and the other side (left side). ) Is attached to the connecting portion 23 of the rotating shaft portion 22 together with the damper 4. Note that the torsion spring 3 and the damper 4 are both known, and the attachment locations may be interchanged.

  In the assist grip 10 configured as described above, the bolt 2 and the shaft 30 are connected by the reinforcing metal fitting 70, and the space between the mounting base 40 and the grip body 20 is reinforced. As shown in FIG. A bolt 2 is attached to the panel 1 in the automobile. The hinge portion 43 is inserted into a hole (not shown) of the panel 1. The panel 1 is lined with a roof side rail (not shown) or the like, and the airbag 5 is housed in a compressed state therebetween.

  When the assist grip 10 attached to the panel 1 is not in use, the grip body 20 rotates around the connecting portion 23 and tilts with respect to the attachment base 40, and the gripping portion 21 faces the panel 1. . On the other hand, when the assist grip 10 is in use, the grip body 20 pivots about the connecting portion 23 and stands up with respect to the mounting base 40, and the grip portion 21 is separated from the panel 1. The assist grip 10 is kept in a non-use state by the compressed torsion spring 3, and on the other hand, the torsion spring 3 is pulled against the compression force to be in a use state. When the assist grip 10 in use is released from the tensile force, the torsion spring 3 is compressed and returns to the non-use state. The damper 4 tilts and stands up due to compression and tension of the torsion spring 3 and is braked by the damper 4.

  The airbag 5 expands in the event of an automobile accident or the like, and pushes up the panel 1 from the inside to the vehicle interior (assist grip 10 side). In the assist grip 10 that has come into contact with the pushed-up panel 1, the mounting base 40 and the grip body 20 are fastened by a reinforcing metal fitting 70.

  According to the above-described embodiment, the following effects can be achieved by the configuration.

  That is, the reinforcing metal fitting 70 is made of a metal such as iron, and includes a plate-like bolt-side reinforcing portion 71 and a plate-like shaft-side reinforcing portion 73 connected at right angles from the edge of the bolt-side reinforcing portion 71. It is configured. In the reinforcing metal fitting 70 attached in the shaft receiving portion 42, the bolt-side reinforcing portion 71 is attached by inserting the bolt 2 into the bolt insertion hole 72 and the bolt receiving hole 44 formed in the bolt receiving portion 41. . The reinforcing metal fitting 70 is attached by inserting the shaft 30 into the shaft insertion hole 76 formed in the shaft insertion hole 76 and the shaft receiving hole 50 formed in the protruding wall 46. With this configuration, the attachment base 40 and the grip body 20 are connected and reinforced by the reinforcing metal fitting 70. Therefore, even if the airbag 5 provided in the panel 1 is deployed, the assist grip 10 can be prevented from being broken or scattered.

  In particular, the reinforcing metal fitting 70 is provided inside the mounting base 40. With this configuration, since the reinforcing metal fitting 70 is not visually recognized from the outside, the shape can be selected without being caught by the appearance. Moreover, it can contribute to space saving.

  According to the present embodiment, in the reinforcing metal fitting 70, the bolt-side reinforcing portion 71 is formed along the inner shape of the bolt receiving portion 41, and the shaft-side reinforcing portion 73 is formed along the inner shape of the shaft receiving portion 42. Has been. Therefore, the assist grip 10 can be attached with the reinforcing metal fitting 70 in conformity with the shape inside the attachment base 40, and positioning when attaching the reinforcing tool 40 is facilitated.

  According to the present embodiment, the reinforcing metal fitting 70 includes a substantially flat bolt-side reinforcing portion 71 and a substantially flat shaft-side reinforcing portion that is connected to the bolt-side reinforcing portion 71 at a right angle from one edge. 73. Therefore, the reinforcing metal fitting 70 has a simple configuration and shape, and can contribute to space saving and cost reduction.

  According to the present embodiment, the reinforcing metal fitting 70 has a bolt-side reinforcing portion 71 formed in a substantially square shape, and the shaft-side reinforcing portion 73 has a base portion where the edges of the bolt-side reinforcing portion 71 are connected to each other. On the other hand, a triangular piece 74 formed in a substantially right triangle having a vertical side as a vertical side, an inclined side as a hypotenuse, and a diagonal as a vertex, and from the vicinity of the vertex to the rear side on the same plane as the triangular piece 74 And a projecting piece 75 having a substantially arc shape protruding. Therefore, the reinforcing metal fitting 70 has a simpler configuration and shape, contributing to further space saving and cost reduction.

  According to the present embodiment, the reinforcing metal fitting 70 is formed of a metal such as iron. With this configuration, the reinforcing metal fitting 70 can ensure strength, and can be attached to the panel 1 in a state where the grip body 20 and the attachment base 40 are firmly connected. Therefore, even if the airbag 5 provided in the panel 1 is deployed, the assist grip 10 can be more reliably prevented from being broken or scattered.

  As a modification of the reinforcing metal fitting, a pair of shaft-side reinforcing portions facing each other by connecting the shaft-side reinforcing portions in the same direction at right angles from two opposite edges of the bolt-side reinforcing portion. It may be formed. However, as in the above-described embodiment, even between the plate-shaped shaft-side reinforcing portions 73 connected at right angles from one edge, the space between the mounting base 40 and the grip body 20 is sufficiently reinforced. Therefore, even if the airbag 5 provided in the panel 1 is deployed, the assist grip 10 can be prevented from being broken or scattered. Moreover, if the shaft side reinforcement part 73 is one, it can form easily and can suppress the material cost of a reinforcement metal fitting.

  As mentioned above, although embodiment of this invention was explained in full detail, this invention is not limited to the said embodiment. The present invention can be modified in various ways without departing from the scope of the claims. The present invention is also used, for example, at a site to which a high impact load is applied, or at the time of demolition demolition due to explosion.

DESCRIPTION OF SYMBOLS 1 Panel 2 Bolt 3 Torsion spring 4 Damper 5 Air bag 10 Assist grip 20 Grip main body 21 Grip part 22 Rotating shaft part 23 Connection part 24 Shaft mounting hole 30 Shaft 40 Mounting base 41 Bolt receiving part 42 Shaft receiving part 43 Hinge part 44 Bolt receiving hole 45 Side wall part 46 Projecting wall part 47 Roof part 48 Front side lid part 49 Rear side wall part 49s Slit 50 Shaft receiving hole 60 Mounting base with hook 61 Bolt receiving part 62 Hook part 63 Mounting tool 64 Screw 70 Reinforcing bracket (Reinforcing tool) )
71 Bolt side reinforcement portion 72 Bolt insertion hole 73 Shaft side reinforcement portion 74 Triangular piece 75 Projection piece 76 Shaft insertion hole

Claims (5)

In an assist grip composed of a mounting base that is bolted to a panel in a vehicle and a grip body that is rotatably connected to the mounting base via a shaft,
A reinforcing tool for reinforcing between the bolt and the shaft is provided inside the mounting base,
The mounting base is
A bolt receiving portion for receiving the bolt;
It is shaped so as to cover the reinforcing tool by projecting from the bolt receiving part, and a projecting wall part that supports the shaft is formed, and a shaft receiving part in which a slit is formed in the vicinity of the projecting wall part is formed and connected. And
The reinforcing tool is
A bolt side reinforcing portion in which a bolt insertion hole through which the bolt is inserted is formed;
A shaft-side reinforcing section having a projecting piece shaft insertion hole in which the shaft is inserted is formed, is formed by connecting,
The bolt side reinforcing portion is attached to the bolt receiving portion with the bolt inserted through the bolt insertion hole,
The projecting piece inserted into the slit from the inside of the shaft receiving portion is overlapped with the projecting wall portion from the inside, so that the shaft-side reinforcing portion supports the shaft inserted through the shaft insertion hole. Attached to the grip body,
Assist grip characterized by that. Prior Symbol brace, the bolt-side reinforcing part is formed along the inside of the shape of the bolt receiving portion, the shaft-side reinforcing section, which is formed along the inside of the shape of the shaft receiving portion,
The assist grip according to claim 1. The reinforcing tool is
The bolt side reinforcing portion and the shaft side reinforcing portion are formed in a substantially flat plate shape,
The edge of the bolt side reinforcing part and the edge of the shaft side reinforcing part are connected at right angles,
The assist grip according to claim 1 or 2, wherein the assist grip is provided. The reinforcing tool is
The bolt side reinforcing portion is formed in a substantially square shape,
The shaft side reinforcing portion is a substantially right triangle having a portion where the edges of the bolt side reinforcing portion are connected to each other as a base, a vertical side as a vertical side, an inclined side as a hypotenuse, and a diagonal as a vertex. And a substantially arc-shaped projecting piece projecting from the apex on the same plane as the triangular piece,
The assist grip according to any one of claims 1 to 3, wherein the assist grip is provided. The reinforcement is made of metal;
The assist grip according to any one of claims 1 to 4, characterized in that:

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