JPH08207635A - Front panel opening / closing hinge structure - Google Patents

Abstract

(57) [Abstract] [Purpose] To provide an opening / closing hinge structure for a front panel, in which the front of the vehicle body looks good and the sealing performance can be secured. [Structure] Hinge member 2 for opening and closing front panel 1
Is pivotally supported by a grip 4 fixed to the body panel 3,
In the vehicle body panel 3 located below the base portion 2A of the hinge member 2, a concave portion 3A facing the inside C of the vehicle body is formed.
A seal packing 11 is provided in A, and a seal rubber 12 is provided between the hinge member 2 and the front panel 1.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a hinge structure for supporting a front panel so that the front panel can be opened and closed.

[0002]

2. Description of the Related Art A front panel of a vehicle body, such as a cab-over type truck, in which the front surface of the vehicle body stands upright in the vertical direction, is rotatably supported by a hinge member attached to a grip. The grip is fixed to a substantially flat body panel between the windshield and the front panel. The hinge member has a base portion pivotally supported by the grip, and a front panel is fastened and fixed to an arm portion having a rectangular cross section extending downwardly of the vehicle body. A seal rubber (weather strip) with a closed cross section is placed between the body panel and the arm in the vehicle width direction to prevent water and dust from entering between the body panel and the arm. are doing.

[0003]

However, with such a hinge structure, the arm rubber and the seal rubber interfere with each other when the front panel is opened and closed, and the seal rubber is crushed at the arm portion. Further, since the arm portion is provided with a rectangular cross-section, when the seal rubber is crushed, a gap is formed on both sides of the arm member, resulting in poor sealing. Further, since the grip is fixed on the flat body panel, the arm portion is projected from the panel, which causes a problem that the front surface of the vehicle body does not look good. An object of the present invention is to provide an opening / closing hinge structure for a front panel, which has a good appearance on the front surface of a vehicle body and which can secure a sealing property.

[0004]

Therefore, in the invention according to claim 1, the hinge member for opening and closing the front panel has an opening and closing hinge structure pivotally supported by a grip fixed to the vehicle body panel. A recess facing the inside of the vehicle body is formed in the vehicle body panel located below the pivot side of the vehicle body, a seal packing is provided in the recessed portion, and a seal rubber is provided between the hinge member and the front panel. In the invention according to claim 2, the arm portion of the hinge member to which the front panel is fixed is formed in a shape along the recess, and the surface of the vehicle body panel to which the grip is fixed and the outer surface of the arm portion are formed. They are arranged on the same plane. In the invention according to claim 3, the arm portion is formed in a trapezoidal shape that widens toward the outside of the vehicle body in the horizontal cross section.

[0005]

According to the first aspect of the present invention, the inside of the vehicle body is attached to the vehicle body panel located below the pivot side of the hinge member pivotally supported by the grip fixed to the vehicle body panel and which supports the front panel so as to be openable and closable. Since a recess is formed toward the front, a seal packing is attached in the recess, and a seal rubber is provided between the hinge member and the front panel, when the front panel is opened and closed, the seal rubber is placed between the hinge member and the front panel. Moved in the state where the seal rubber was
The hinge member prevents it from being crushed. The hinge member and the vehicle body panel are sealed by a seal packing provided in the recess.

According to the second aspect of the present invention, the arm portion of the hinge member to which the front panel is fixed, which faces the concave portion provided in the vehicle body panel, is formed in a shape along the concave portion, and the grip is fixed to the vehicle body. By disposing the surface of the panel and the outer surface of the hinge member facing the recess in the same plane, the amount of protrusion of the arm portion from the vehicle body panel can be suppressed.

According to the third aspect of the present invention, the arm portion is formed in a trapezoidal shape that widens from the inner side of the vehicle body to the outer side of the vehicle body in a horizontal cross section, so that the seal packing is pressed against the seal packing in a wedge shape.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings. In the opening / closing hinge structure shown in FIGS. 1 and 2, a hinge member 2 for opening / closing the front panel 1 is pivotally supported by a grip 4 fixed to a vehicle body panel 3. The grip 4 is
Two vehicle body panels 3 located below the windshield 7 shown in FIG. 3 are arranged in the vehicle width direction indicated by the double-headed arrow W. The upper surface 3a of the vehicle body panel 3 to which the grips 4 are fixed is flat as shown in FIG. The grip 4 is fixed on the upper surface 3a by a screw 9 and a nut 10. The front panel 1 is fixed to hinge members 2 and 2 rotatably supported by these two grips 4, respectively, and is arranged in front of a vehicle body 6.

The hinge member 2 is made of a lightweight and highly rigid metal such as an aluminum alloy, and its base portion 2A on the pivot side is pivotally supported on the grip 4 by a shaft 8. The arm portion 2B of the hinge member 2 extends downward in the vehicle body as indicated by an arrow H, and fixes the front panel 1. That is, the hinge member 2 supports the front panel 1 so as to be openable and closable with respect to the vehicle body panel 3.

On the vehicle body panel 3 located below the fixing surface (upper surface 3a) of the grip 4, there is formed a concave portion 3A which projects inwardly of the vehicle body as shown by an arrow C. This recess 3A
1, as shown in FIG.
It is formed in a cross-sectional shape that widens toward the outer side of the vehicle body shown by. The recess 3A is formed in a portion of the vehicle body panel 3 that faces the arm 2B. A seal packing 11 is arranged in the recess 3A.

The seal packing 11 is a thin plate-shaped rubber material and is adhered to the inside of the recess 3A so as to follow the shape of the recess 3A as shown in FIG. The seal packing 11 is arranged on the inner side of the vehicle body with respect to the extension line L of the upper surface 3a, and is brought into close contact with the front panel 1 at the fully closed position shown by the solid line in FIG.

The arm portion 2B located immediately after the base portion 2A and facing the recess portion 3A has a step portion 2C and a recess portion 3A.
It is formed so as to follow the shape of. As shown in FIG. 4, the horizontal section of the stepped portion 2C is formed in a trapezoidal shape that widens toward the outside of the vehicle body from the inside of the vehicle body. The outer surface 2D of the step portion 2C is formed and arranged so as to come to the extension line L of the upper surface 3a, as shown in FIG.

A weather strip 12 as a seal rubber is inserted between the step portion 2C of the hinge member 2 and the upper end 1a of the front panel 1. The weather strip 12 has a closed cross-sectional shape having a space 12a inside and is in close contact with the outer surface 2D and the inner surface 1b of the front panel 1. As shown in FIG. 4, the weather strip 12 is arranged wider in the vehicle width direction than the recess 3A.

According to the opening / closing hinge structure of the front panel 1 as described above, the weather strip 12 is provided between the step portion 2C of the hinge member 2 pivotally supported by the grip 4 and the front panel 1 fixed to the hinge member 2. Provided. Therefore,
Even if the front panel 1 is opened and closed between the fully closed position shown in FIG. 1 and the fully opened position shown in FIG. 2, the weather strip 12 moves while being arranged between the hinge member 2 and the front panel 1, and the hinge Weather strip 12 by member 2
Will not be crushed. Since the seal packing 11 is arranged in the recess 3A provided in the vehicle body panel 3, the space between the vehicle body panel 3 and the hinge member 2 is sealed, and the interference therebetween is prevented.

The concave portion 3A is formed so as to project toward the inside of the vehicle body, and the shape of the step portion 2C formed on the arm portion 2B is changed to the concave portion 3A.
Since the outer surface 2D of the step portion 2C is arranged so as to be flush with the extension line L of the upper surface 3a to which the grip 4 is fixed, the outer surface 2D and the upper surface 3a are , Will be arranged in the same plane. Therefore, the amount of protrusion of the arm portion 2B from the upper surface 3a to the outside (forward) of the vehicle body is suppressed, and the appearance of the front surface of the vehicle body 6 is improved.

Further, since the horizontal cross section of the step portion 2C is formed in a trapezoidal shape which spreads from the inner side of the vehicle body to the outer side of the vehicle body, the step portion 2C is pressed against the seal packing 11 in a wedge shape to provide a good sealing property. Get better. That is, since the conventional arm portion 40 has a stepped rectangular shape as shown in FIG. 6, even when the arm portion 40 is pressed against the seal packing 11 in the present embodiment, the gap S is formed on both sides of the seal packing 11 to seal the seal. However, if the step portion 2C that comes into pressure contact with the seal packing 11 is formed in a trapezoidal shape as in the present embodiment, the arm member is also formed in the gap S generated in the conventional arm member 40 having a sectional shape. Since the cross section of 2 is located, the gap between the seal packing 11 and the arm portion 2B (step portion 2C) can be prevented with a simple configuration.

In this embodiment, the seal packing 11 is provided so as to follow the shape of the recess 3A, but in addition to this, FIG.
As shown in, the seal packing 11 may be provided so as to fill the recess 3A. In this case, seal packing 1
The rubber material used in 1 is soft. Even with such a configuration, if the step portion 2C has a trapezoidal shape that spreads outward toward the outside of the vehicle body, the step portion 2C is pressed against the seal packing 11 and the packing 11 is largely elastically deformed. However, the seal packing 11 can be closely attached without a gap. However, even in this case, in consideration of the depth of the concave portion 3A, the protruding amount of the stepped portion 2C, and the elasticity and thickness of the seal packing 11, when the front panel 1 is in the fully closed state shown in FIG. The side surface 2D is set so as to be located on the extension line L of the upper surface 3a.

[0018]

According to the first aspect of the invention, even if the front panel is opened and closed, the seal rubber is not crushed by the hinge member provided with the front panel, so that the sealability of the seal rubber portion is improved. Between the hinge member and the vehicle body panel, since the seal packing is provided in the recess provided toward the inside of the vehicle body, the seal packing ensures a seal between the hinge member and the vehicle body panel,
Interference between the hinge member and the vehicle body panel can be prevented.

According to the second aspect of the invention, in addition to the effect of the first aspect of the invention, the arm portion of the hinge member facing the recess provided in the vehicle body panel is formed in a shape along the recess, Since the surface of the vehicle body panel to which the grip is fixed and the outer surface of the hinge member facing the recess are arranged on the same plane, the amount of protrusion of the arm portion from above the vehicle body panel to the front of the vehicle body is suppressed, and the front surface of the vehicle body is suppressed. Looks better.

According to the third aspect of the present invention, in addition to the effect of the first or second aspect of the present invention, the shape of the arm portion facing the concave portion is a trapezoidal shape in which the shape of the arm portion widens from the inside of the vehicle body to the outside of the vehicle body in the horizontal cross section. Since it is formed as described above, the arm portion is pressed against the seal packing provided in the concave portion in a wedge shape, and the sealing performance of the seal packing portion becomes more reliable.

[Brief description of drawings]

FIG. 1 is a sectional view taken along the line AA in FIG. 3 showing an opening / closing hinge structure as one embodiment of the present invention.

FIG. 2 is a side sectional view showing an operation of an opening / closing hinge and a fully opened position.

FIG. 3 is a front view showing an arrangement of an opening / closing hinge and a grip in the vehicle body.

FIG. 4 is a sectional view taken along the line BB of FIG.

FIG. 5 is a sectional view showing a modified example of the present invention.

FIG. 6 is a sectional view showing a problem of a conventional hinge member.

[Explanation of reference numerals] 1 front panel 2 hinge member 2A pivot side (base) 3 vehicle body panel 3a vehicle body panel surface (upper surface) 3A recessed portion 3B arm portion 3D outer surface of arm portion 4 grip 11 seal packing 12 seal rubber (weather) Strip) C Inside the car body

Claims (3)

[Claims] 1. A hinge member for opening and closing a front panel,
An opening / closing hinge structure pivotally supported by a grip fixed to a vehicle body panel, wherein a recess toward the inside of the vehicle body is formed in a vehicle body panel located below the pivot side of the hinge member, and a seal packing is provided in the recess. And a sealing rubber is provided between the hinge member and the front panel. 2. An arm portion of a hinge member, which is opposed to a concave portion provided on the vehicle body panel and fixed to the front panel,
2. The opening / closing hinge for a front panel according to claim 1, wherein a surface of the vehicle body panel to which the grip is fixed and an outer surface of the arm portion are arranged in the same plane so as to be formed along the recess. Construction. 3. The opening / closing hinge structure for a front panel according to claim 1, wherein the arm portion is formed in a trapezoidal shape which is widened from the inside of the vehicle body to the outside of the vehicle body in a horizontal cross section.