JPH01212672A - Device for opening/closing lid of automobile - Google Patents

Abstract

PURPOSE:To make a device compact by providing an arm section for a lid side hinge bracket of a hinge, and thereby providing one end of a telescopic stay for the tip end of the arm in the device wherein a lid supported by the hinge in such a way as to be freely opened/closed is held in an opened position by the telescopic stay. CONSTITUTION:In a lid open/close device 10 for opening/closing a trunk lid 9 closing a trunk room 6, a body side hinge bracket 12 is fixedly arranged onto a joint of a rear fender panel 3 and an inner panel 4. And a lid side hinge bracket 15 is fixedly arranged onto a reinforcing member 13 joined to the back surface of the trunk lid 9. Both of the hinge brackets 12 and 15 are pivotally mounted with a supporting pin 16, the trunk lid 9 is thereby supported in such a way as to be freely opened/closed. And an arm section 17 in a circular arc form is provided for one lower side of the lid side hinge bracket 15 while being extended on the axis of the supporting pin 16, and the tip end section of the rod member 21 of a telescopic stay 20 the base end section of which is supported by the body side is engaged with the tip end of the arm section.

Description

DETAILED DESCRIPTION OF THE INVENTION (Industrial Application Field) The present invention relates to an automobile lid opening/closing device, for example, an automobile lid opening/closing device that supports lids such as bonnets and trunk lids for opening and closing engine compartments and trunk rooms of automobiles so as to be openable and closable. This invention relates to a lid opening/closing device.

(Prior Art) In general, in automobiles, the bonnet that covers the upper part of the engine compartment and the trunk lid that covers the upper part of the trunk compartment are supported by the vehicle body so that they can be opened and closed. The vehicle is equipped with an opening/closing device for holding the bonnet or trunk lid open when the vehicle is opened.

As an example, there is an opening/closing device for an opening/closing body described in Japanese Unexamined Patent Publication No. 58-4673. As shown in FIG. 6, a mounting bracket D is fixed to the lower surface of an engine hood C which is supported on the vehicle body A via a hinge B so as to be openable and closable, and a pivot point E of the hinge B is attached. A telescopic stay F, one end of which is rotatably supported, is disposed at a predetermined position of the vehicle body A in front of the vehicle. The tip of the rod G of the telescopic stay F is engaged with a guide groove H formed in a mounting bracket D fixed to the lower surface of the engine hood C.
When the engine hood C is opened, the expansion force of the telescopic stay F allows the engine hood C to be held in two stages: the state shown by the solid line and the state shown by the chain line as shown in the figure. When closed, the telescopic stay F is configured to be stored in the longitudinal direction of the vehicle body.

(Problem to be Solved by the Invention) Incidentally, in the above-mentioned opening/closing device, as shown in FIG. Furthermore, the telescopic stay P is arranged between the vehicle body A and the mounting bracket P fixed to the lower surface of the engine hood C in front of the pivot point E of the hinge B. Therefore, when opening the engine hood C, the stroke of the rod G of the telescopic stay F becomes longer.
The entire telescopic stay F was to be relatively large. Moreover, when the engine hood C is closed, the relatively large telescopic stay F is housed in the front-rear direction of the vehicle body.
For example, extra space must be secured in the front and back direction of the vehicle body A on both sides in the vehicle width direction, and the space in the engine room where various equipment is arranged compactly is restricted. It was supposed to happen.

Therefore, the present invention provides a lid opening/closing device that holds a lid, such as a bonnet or a trunk lid, which is supported on the vehicle body via a hinge so as to be openable and closable, in an open position by the expansion force of a telescoping stay, in which the hinge is fixed to the vehicle body side. and a lid side hinge bracket fixed to the lid side, and an arm portion is provided on the lid side hinge bracket, and one end of the arm portion is attached to a predetermined position on the vehicle body. By providing telescopic stays whose other ends are connected to each other, the lid rMr can be made more compact.
It is an object of the present invention to provide an R device, thereby ensuring a wide space around the lid opening/closing device and making effective use of the space.

(Means for Solving the Problems) In order to achieve the above object, the present invention is characterized by the following configuration.

That is, in an automobile lid opening/closing device that holds a lid that is openable and closably supported on the vehicle body via a hinge in an open position by the expansion force of a telescoping stay, the hinge is fixed to the vehicle body side, and a vehicle body side hinge bracket; The lid side hinge bracket is fixed to the lid side, and the lid side hinge bracket is provided with an arm part, and one end is connected to the tip of the arm part and the other end is connected to a predetermined position on the vehicle body. It is characterized by having a telescopic stay.

(Function) According to the above configuration, the hinge that supports the lid so that it can be opened and closed is composed of the vehicle body side hinge bracket and the lid side hinge bracket, and the arm portion is provided on the lid side hinge bracket. The lid is held in the open position by the expansion force of a telescoping stay whose one end is connected to the arm and the other end is connected to a predetermined position on the vehicle body. By forming the shape into an arc shape centered on a fulcrum that rotatably supports the vehicle body side hinge bracket and the lid side hinge bracket, the above-mentioned arm part disposed between the arm portion and a predetermined position of the vehicle body. The telescoping stay can be placed close to the rotation fulcrum, which improves the degree of freedom of arrangement around the hinge of the telescoping stay, which allows the expansion force of the telescoping stay to expand the lid. The stroke loaf of the telescoping stay when opened can be shortened, and as a result, the entire lid opening/closing device can be configured more compactly.

As a result, it becomes possible to secure a wide space around the lid opening/closing device and to utilize the space effectively.

(Example) Embodiments of the present invention will be described below based on the drawings.

As shown in FIG. 1.2, at the rear of the vehicle body of the automobile 1, there is a pair of left and right rear fender outer panels 3.3, each of which has a rear combination lamp 2 disposed at its rear end edge and forms a rear outer panel of the vehicle body. Inner panels 4.4 (only one shown) are joined to the outer panels 3.3, and floor panels 5 (see Fig. 4) are joined to these inner panels 4.4 to form the floor surface at the rear of the vehicle body. A trunk lid 6 is formed. Tire house inner panels 8.8 that form tire houses for left and right rear wheels 7.7 (only one shown) are joined to the inner surface of the inner panel 4.4 that forms the trunk room 6, respectively. . Furthermore, a trunk lid 9 for opening and closing the trunk compartment 6 is provided above the trunk compartment 6, and the trunk lid 9 is supported by the lid opening/closing device 10 of this embodiment so as to be openable and closable with respect to the vehicle body. ing.

In this embodiment, the lid opening/closing device 10
is structured as follows.

That is, the lid opening/closing device 10 has the rear fender outer panel 3 and the inner panel 4, as shown in FIGS.
, that is, the upper surface of the recess 3a located inside the vehicle body of the rear fender outer panel 3 to which the flange 4a formed on the upper part of the inner panel 4 is connected, is fixed via the attachment member 11.11. The lid-side hinge bracket is fixed to the trunk lid 9 by being attached to the reinforcing member 13 joined to the rear surface of the trunk lid 9 via attachment members 14 and 14. 15, and the lid side hinge bracket 15 and the vehicle body side hinge bracket 12 are rotatably supported by a support pin 16. Further, an arm portion 17 is provided on one side of the lid-side hinge bracket 15 and extends downward integrally with the lid-side hinge bracket 15.
As shown in the figure, this arm portion 17 is formed in an arc shape centered on the support pin 16 of both the hinge brackets 12 and 15, and the tip of the arm portion 17 is connected to the vehicle body side hinge bracket 12 and this is fixedly attached. It passes through a through hole 18 opened at a predetermined position in the recess 3a of the rear fender outer panel 3 and is guided downward. Furthermore, an engaging portion 17a bent in the vehicle width direction is integrally formed below the tip of the arm portion 17, and
The distal end portion of a rod member 21 of a telescoping stay 20 whose rear end is rotatably supported by the tire house inner panel 8 in the trunk room 6 via a mounting bracket 19 is engaged with the engaging portion 17a. There is. The expansion force of the telescopic stay 20 causes the trunk lid 9 to be held in the open position as shown by the chain line in FIG. It is configured.

The engagement between the distal ends of the four members 1i of the telescopic stay 20 and the engaging portions 17a at the distal ends of the arm portions 17 is as shown in an enlarged view in FIG.
A spherical portion 21a integrally formed at the tip of the engaging portion 1
It is supported while being held by 7a. Further, a seal member 22 is fixed to a predetermined position of the arm portion 17 for sealing the through hole 18 when the trunk lid 9 is closed as shown in FIG.

According to the above configuration, the hinge that supports the trunk lid 9 so as to be openable and closable is composed of the vehicle body side hinge bracket 12 and the lid side hinge bracket 15 that is rotatably supported by the vehicle body side hinge bracket 12 via the support pin 16. At the same time, an arm portion 17 is integrally provided on the lid side hinge bracket 15, and a distal end engaging portion 17 of the arm portion 17
The distal end spherical portion 21a of the rod member 21 is provided at the tip a, and the telescopic stay 20 whose rear end is rotatably connected to a predetermined position of the tire house inner panel 8 in the trunk room 6 allows, for example, The arm part 1
7 to both hinge brackets 12 and 15 as shown in the figure.
By forming the support pin 16 into an arc shape, the support pin 16 is disposed between the arm portion 17 and the tire house inner panel 8, and the trunk lid 9 is opened as shown in FIG. The telescoping stay 20 that is held in this state is arranged close to the support pin 16, which improves the ease of arrangement thereof, and this also reduces the stroke of the telescoping stay 20 when opening the trunk lid 9. This makes it possible to make the entire lid opening/closing device 10 more compact. As a result, a large space can be secured in the trunk room 6 in which the lid opening/closing device 10 is installed, and the space can be used effectively.

FIG. 5 shows a lid opening/closing device according to another embodiment. As shown in the figure, this lid opening/closing device 10' has a hinge bracket 12' on the vehicle body side that supports the trunk lid 9' so that it can be opened and closed. and lid side hinge bracket 1
5', and an arcuate arm part 17', which is a separate member, is fixed to the lower surface of the lid-side hinge bracket 15', and one end is attached to the lower tip of the arm part 17'. Telescoping stays 20' are rotatably arranged at predetermined positions of the tire house inner panel 8', the other ends of which are rotatably connected via mounting brackets 19'. Similarly to the above embodiment, the arm portion 17' is formed in an arc shape centered on a support pin 16' that rotatably supports the vehicle body side hinge bracket 12' and the lid side hinge bracket 15'. This makes it possible to shorten the degree of freedom in the arrangement of the telescopic stay 20' and the stroke of the telescopic stay 20' when opening the trunk lid 9'. As a result, a large space can be secured in the trunk room 6' in which the lid opening/closing bag N20' is installed, and the space can be used effectively.

In this embodiment, the seal member 22' is fixed to the vehicle body side hinge bracket 12'.

(Effects of the Invention) As described above, according to the automobile lid opening/closing device according to the present invention, the hinge that supports the lid so that it can be opened and closed is composed of the vehicle body side hinge bracket and the lid side hinge bracket, and one lid Since the side hinge bracket is provided with an arm portion, for example, the arm portion may be formed into an arc shape centered on the rotation fulcrum of the vehicle body side hinge bracket and the lid side hinge bracket, and its shape may be selected as appropriate. This improves the degree of freedom in arranging the telescoping stay that is disposed between the arm portion and a predetermined position on the vehicle body and holds the lid in the open position. It becomes possible to arrange it close to the rotational fulcrum of the lid side hinge bracket. As a result, the entire lid opening/closing device can be made more compact, making it possible to secure a wide space around the lid opening/closing device and use that space effectively. Become.

[Brief explanation of the drawing]

1 to 5 show embodiments of the present invention. "Figure 2 is an enlarged sectional view of the main parts of the lid opening/closing device of this embodiment as seen from the section line ■-■ in FIG. 1, and FIG. 3 is an enlarged sectional view of the main parts seen from the section line , FIG. 4 is an overall perspective view of the automobile lid opening/closing device according to the present embodiment, and FIG.
The figure is an overall perspective view of a lid opening/closing device according to another embodiment. Further, FIG. 6 is a sectional view of a main part for explaining the prior art and its problems. 9.9'...lid (trunk lid), 1o,'i
o'...Lid opening/closing device, 12.12'...Vehicle side hinge bracket, 15.15'...Lid side hinge bracket, 17.17'...Arm part, 20.20
'...Telescopic stay. 211J 9jlL 4 'tJ 1. / 1g 20 21 old'' \1o°. \4 \\ Figure 3

Claims (1)

[Claims] (1) An automobile lid opening/closing device that holds a lid that is openable and closably supported on the vehicle body via a hinge in an open position by the expansion force of a telescoping stay, the hinge being a vehicle body-side hinge that is fixed to the vehicle body side. It is composed of a bracket and a lid-side hinge bracket fixed to the lid side, and the lid-side hinge bracket is provided with an arm part, and one end of the arm part is attached to the other end at a predetermined position on the vehicle body. An automobile lid opening/closing device characterized by being provided with telescopic stays whose ends are connected to each other.