JP2518458Y2 - Opening / closing body support device - Google Patents

Description

[Detailed description of the device]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a device for supporting an open / close member such as a hood or a trunk lid covering an engine room or a trunk room of a vehicle in an open state.

[0002]

2. Description of the Related Art As a supporting device of this type, a base end of a hood covering an engine room is pivotally attached to the vehicle body so that the hood can be opened and closed, and one end of a bar housed in the engine room with the hood closed is pivotally attached to the vehicle body. The other end of the hood is detachably locked to the vehicle body, and the other end of the bar is locked to the lower surface of the hood with the hood opened to support the hood by the bar. Support devices are known.

As another supporting device, a base end of a trunk lid covering a luggage compartment is pivotally attached to a vehicle body via a hinge, a torsion bar is attached between the hinge and the vehicle body, and the lid of the torsion bar is opened. 2. Description of the Related Art A trunk lid supporting device is known in which a lid is supported at a position where an elastic force biased in a direction and a force of the own weight applied to the center of gravity of the lid are balanced.

[0004]

However, in the above-mentioned hood supporting device, the other end of the bar must be locked to the lower surface of the hood when the hood is opened at a predetermined angle. Further, in the above-described trunk lid supporting device, when the lid is subjected to an unexpected force such as being blown by wind, the lid may be unexpectedly closed.

The object of the present invention is that the bar automatically supports the opening / closing body only by opening the opening / closing body at a predetermined angle, and the opening / closing body does not close even if an unexpected force is applied to the opened opening / closing body. An object is to provide an opening / closing body support device.

[0006]

The structure of the present invention for achieving the above object will be described with reference to FIGS. 1 and 5 corresponding to the embodiments. The present invention provides an opening / closing body support including an openable / closable opening / closing body 12 having a base end pivotally attached to a vehicle body or chassis 13 and a bar 16 for supporting the opening / closing body 12 in a state where the opening / closing body 12 is opened at a predetermined angle. It is an improvement of the device. The characteristic configuration is that a bracket 18 having a through hole 18a formed in a substantially horizontal direction is fixed to a vehicle body 17 in a room 11 covered with an opening / closing body 12, and a bar 16 is attached to a shaft portion 23a and a tip of the shaft portion 23a. A bar guide 2 having an engaging portion 23b that can slide together.
3 is the shaft portion 23a from the surface of the bracket 18 to the through hole 18a.
Is provided on the bracket 18 so as to be rotatable around this shaft portion and slidable in the axial direction, and a coil spring 25 for urging the engaging portion 23b toward the surface of the bracket 18 is provided on the shaft portion 23a. A state in which one end of the bar 16 wound around and engaged with the engaging portion 23b is pivotally attached to the opening / closing body 12 and the locking portion 16a is formed at the other end of the bar 16 and the opening / closing body 12 is opened at a predetermined angle. The locked portion 26a that is locked by the locking portion 16a
And until the predetermined angle is opened, the locking portion 16a is locked to the locked portion 2
Bar support 2 having a guide portion 26b for guiding to 6a
6 is fixed to the surface of the bracket 18 near the through hole 18a.

[0007]

When the opening / closing body 12 is opened, the bar 16 slides on the engaging portion 23b of the bar guide 23 so that the locking portion 16 of the bar 16 is released.
a approaches the engaging portion 23b, and at the same time, the bar guide 23 rotates about the shaft portion 23a. When the opening angle of the opening / closing body 12 approaches a predetermined value and the bar 16 is guided by the guide portion 26b, the engaging portion 23 resists the elastic force of the coil spring 25.
In the direction in which b is separated from the surface of the bracket 18, the shaft portion 23a
Slides through the through hole 18a. When the opening angle of the opening / closing body 12 reaches a predetermined value, the locking portion 16a of the bar 16 is locked by the locked portion 2
6a, the locking portion 16a is urged by the coil spring 25 through the bar guide 23 to lock the locked portion 26a.
Automatically locked.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will now be described in detail with reference to the drawings. As shown in FIGS. 1 to 6, a hood 12 that covers the engine room 11 is provided in the engine room 11 at the front of the hood type vehicle 10, and the hood 12 is a rear opening type hood in this example. The front end of the hood 12 is pivotally attached to the front end of a chassis frame 13 which is a chassis by means of hinges 14 and hinge pins 15 so that the hood 12 can be opened and closed at a predetermined angle, and the hood 12 is supported by a bar 16 (FIG. 5). . The lower end of the stay 17 having a substantially U-shaped cross section is fixed to the side member 13a of the chassis frame 13 so that the upper end of the stay 17 is located above the engine room 11 (FIG. 5), and the upper end of the stay 17 has a substantially hat-shaped cross section. The bracket 18 is mounted by screwing the bolt 19 onto the bracket 18 with the front surface thereof facing the vehicle width direction and the nut 21 welded to the rear surface. A through hole 18a is formed in a substantially horizontal vehicle width direction on the upper surface of the bracket 18, and an auxiliary bracket 22 having a substantially inverted cross section having a through hole 22a is formed on the back surface of the bracket 18 through hole 18a. (FIGS. 3 and 4).

A shaft portion 23a is provided at the tip of a bar guide 23 having a shaft portion 23a which can be inserted into the through hole 18a and the through hole 22a.
The bar 16 is engaged by bending the tip of the tongue in a ring shape to form the slidable engaging portion 23b. The bar guide 23 is provided in the shaft portion 23 from the surface of the bracket 18 to the through hole 18a.
By inserting "a" and further inserting the shaft portion 23a into the through hole 22a, the bracket 18 and the auxiliary bracket 22 are provided so as to be rotatable around the shaft portion and slidable in the axial direction. The shaft portion 2 located between the through hole 18a and the through hole 22a
A concave groove 23c capable of locking the E ring 24 is formed in 3a, and a coil spring 25 is wound around the shaft portion 23a between the through hole 18a and the E ring 24. The coil spring 25 is a compression coil spring in this example. One end of the coil spring 25 contacts the back surface of the bracket 18, the other end contacts the E ring 24, and the coil spring 25 attaches the engaging portion 23b to the bracket 18.
It is urged to move closer to the surface of (Fig. 1 and Fig. 2).

At one end of the bar 16 slidably engaged with the engaging portion 23b, the bar 16 is pivotally attached to the lower surface of the hood 12 via a hinge 28 so as to be rotatable in the traveling direction of the vehicle 10. A substantially L-shaped locking portion 16a is formed at the other end (FIG. 5). A bar support 26 having a substantially U-shaped cross section is fixed to the surface of the bracket 18 near the through hole 18a (FIG. 3), and the bar support 26 is locked with the hood 12 opened at a predetermined angle. The locked portion 26a is locked by the portion 16a, and the guide portion 26b for guiding the locking portion 16a to the locked portion 26a. The locked portion 26a is a recessed portion provided in a pair of projecting pieces 26c and 26d that are parallel to each other. The recessed portion 26a is an opening 26e through which the locking portion 16a can be projected and retracted with the hood 12 opened at a predetermined angle. And the locking portion 16
a and the first stopper portion 26f for preventing the hood 12 from being opened more than a predetermined angle, and the locking portion 16
and a second stopper portion 26g for preventing the hood 12 from being closed below a predetermined angle by contacting a. The guide portion 26b is an inclined surface formed below the pair of projecting pieces 26c and 26d, and is formed so as to be highest from the surface of the bracket 18 as it approaches the opening 26e (FIGS. 1 and 2). In addition, the hood 12 and the cowl panel 27
Is provided with a hood lock (not shown) that locks the hood 12 in a closed state. The hood lock can be released by operating a lever (not shown) provided in the driver's seat. There is.

In the supporting device thus constructed, when the hood 12 is opened, a lever (not shown) in the driver's seat is used.
To release the hood lock (not shown). When the hood 12 is rotated about the hinge pin 15 in the direction indicated by the solid line arrow in FIG. 5, the bar 16 slides in the direction indicated by the solid line arrow in FIG. 4, and the locking portion 16a approaches the engaging portion 23b of the bar guide 23. At the same time, the bar guide 23 rotates about the shaft portion 23a in the direction of the broken line arrow. When the angle at which the hood 12 is opened approaches a predetermined value and the bar 16 is guided by the guide portion 26b as shown by the solid line arrow L in FIG.
The shaft portion 23a of the bar guide 23 slides in the through hole 18a and the through hole 22a in the direction in which the engaging portion 23b moves away from the surface of the bracket 18, that is, in the direction of the solid arrow N, against the elastic force of. When the opening angle of the hood 12 reaches a predetermined value, the locking portion 16a of the bar 16 reaches the opening 26e of the locked portion 26a, and the locking portion 16a is biased by the coil spring 25 via the bar guide 23. And the locked portion 2 in the direction of the solid arrow M
Immerse in 6a. The center of gravity G of the hood 12 in this state is located in front of the center of the hinge pin 15, and the hood 12 tends to rotate in the direction of the solid line arrow in FIG.
6a contacts the first stopper portion 26f. In this way, with a simple operation of opening the hood 12 at a predetermined angle,
The hood 12 is supported by the bar 16.

Further, even if an unexpected force such as the hood 12 being blown by the wind is applied to the hood 12, the locking portion 16 of the bar 16 is provided.
Since a is pressed against the inner surfaces of the recesses of the projecting pieces 26c and 26d that connect the first stopper portion 26f and the second stopper portion 26g by the elastic force of the coil spring 25, the locking portion 16
The a is always in contact with the first stopper portion 26f or the second stopper portion 26g, the locking portion 16a does not come out of the opening portion 26e, and therefore the hood 12 does not unexpectedly close.
When closing the hood 12, the hood 12 is rotated to move the locking portion 16a to a position facing the opening 26e on the inner surface of the recess of the protruding pieces 26c and 26d, and the locking portion 16a is moved from the opening 26e to the position shown in FIG. The hood 12 can be closed only by pulling the bar 16 so that it comes out in the direction of the solid arrow P.

Although the hood for covering the engine room is mentioned in the embodiment, this is an example and a trunk lid for covering the trunk room may be used. Further, in the embodiment, the rear-opening hood having the front end pivotally attached to the front end of the chassis frame is cited, but the present invention is not limited to this, and the rear-opening hood having the front end pivotally attached to the front end of the body instead of the chassis frame and the rear end are cowled. It may be a front-opening hood pivotally attached to a body such as a panel or a double-opening hood whose base end is pivotally attached to a stay provided in the center of the vehicle sub-direction to extend in the traveling direction. Further, although the bracket is attached to the upper end of the stay fixed to the side member of the chassis frame which is the chassis, the bracket may be attached to the fender apron or other vehicle body. Further, in the embodiment, the through hole 18a is formed in the upper portion of the surface of the bracket 18 in the substantially horizontal vehicle width direction, but the through hole may be formed in the traveling direction of the vehicle or another direction as long as it is substantially horizontal direction. . Further, although the compression coil spring is mentioned as the coil spring, a tension coil spring may be used as long as it can urge the engaging portion to approach the surface of the bracket.

[0014]

As described above, according to the present invention, the openable and closable body whose base end is pivotally attached to the vehicle body or chassis is opened at a predetermined angle and is supported by the bar to open and close. A bracket having a through hole formed in a substantially horizontal direction is fixed to a vehicle body in a room covered with a body, and a bar having a shaft portion and an engagement portion slidably engaged with a tip of the shaft portion. A coil is provided so that a guide is inserted from the surface of the bracket into the through hole so as to be rotatable about the shaft and slidable in the axial direction, and biases the engaging portion to approach the surface of the bracket. The spring is wound around the shaft portion, one end of the bar engaged with the engaging portion is pivotally attached to the opening / closing body, and the locking portion is formed at the other end of the bar, so that the opening / closing body is opened at a predetermined angle. A guide that guides the locking part to the locked part until the locked part locks with the locked part until a predetermined angle is opened. Since bar support with bets are fixed to the surface of the bracket near the hole can be automatically supported closing member opening and closing member without engaging one end of the bar to the opening and closing member only opens a predetermined angle. Further, even if the opening / closing body is swung by the wind or the like, the locking portion of the bar is always biased by the coil spring so as to be locked to the locked portion of the bar support. It does not come off the stopper and the opening / closing body does not close unexpectedly.

[Brief description of drawings]

FIG. 1 is a view showing a state in which a locking portion of a bar of a support device for an opening / closing body according to an embodiment of the present invention is locked to a locked portion of a bar support.
A-A line sectional view.

FIG. 2 is a sectional view corresponding to FIG. 1, showing a state where the bar is housed in the engine room.

FIG. 3 is a sectional view taken along line BB of FIG.

FIG. 4 is an enlarged view of part C in FIG.

5 is an enlarged cross-sectional view of a D part of FIG.

FIG. 6 is a side view of a vehicle including the device.

[Explanation of symbols]

 10 Vehicle 11 Engine Room 12 Hood (Opening / Closing Body) 13 Chassis Frame (Car Chassis) 16 Bar 16a Locking Part 18 Bracket 18a Through Hole 23 Bar Guide 23a Shaft Part 23b Engaging Part 25 Coil Spring 26 Bar Support 26a Locked Part 26b Information department

Claims (1)

(57) [Scope of utility model registration request] 1. An openable / closable body (12) having a base end pivotally attached to a vehicle body or chassis (13) and the openable / closable body (12) with the openable body (12) opened at a predetermined angle. An opening / closing body support device comprising a bar (16) for supporting, a bracket in which a through hole (18a) is formed in a substantially horizontal direction in a vehicle body (17) in a room (11) covered with the opening / closing body (12). (18) is fixed, the bar guide (23) having a shaft portion (23a) and an engaging portion (23b) slidable by engaging the bar (16) at the tip of this shaft portion is the bracket. (1
The shaft portion (23a) is inserted into the through hole (18a) from the surface of (8), and is provided on the bracket (18) so as to be rotatable about the shaft portion and slidable in the axial direction. A coil spring (25) for urging the joint portion (23b) to approach the surface of the bracket (18) is wound around the shaft portion (23a), and the engagement portion (23b).
One end of the bar (16) engaged with is pivotally attached to the opening / closing body (12), and a locking portion (16a) is formed at the other end of the bar (16),
With the opening / closing body (12) opened at a predetermined angle, the locking portion (1
A bar support having a locked portion (26a) locked by 6a) and a guide portion (26b) guiding the locking portion (16a) to the locked portion (26a) until a predetermined angle is opened. An opening / closing body support device in which (26) is fixed to the surface of the bracket (18) near the through hole (18a).