JP3788775B2 - Stopper structure for vehicle tailgate - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a stopper structure for a vehicle tailgate.
[0002]
[Prior art]
A search for prior art document information was conducted using the international patent classification as a search field, but no corresponding document could be found. The reason seems to be that the present invention is a very special field of technology.
Therefore, the present inventors will explain the conventional technique with reference to the drawings instead of the prior art document information.
[0003]
9A to 9C are explanatory views of a conventional stopper structure for a vehicle tailgate.
In (a), a tailgate for a vehicle 101 has a tailgate body 104 attached to a rear portion of a vehicle body 102 via hinges 103, 103, and left and right open stays 105, between the tailgate body 104 and the rear portion of the vehicle body 102, respectively. 105 is passed.
The open stay 105 has a cylinder 106 and a rod 107 slidably attached to the cylinder 106, and injects compressed gas (not shown) in the projecting direction of the rod 107 to inactivate the rod 107. The gate body 104 can be kept open.
[0004]
In (b), the stopper 108 is attached to the rod 107 of the right open stay 105 as indicated by arrows b and b, thereby restricting the closing operation of the tailgate body 104.
In (c), the seat 109 is stretched using the vehicle tailgate 101. That is, the conventional vehicle tailgate stopper structure 100 is configured such that the stopper 108 is fitted into the open stay 105 of the vehicle tailgate 101.
[0005]
[Problems to be solved by the invention]
However, in the above (c), for example, when the vehicle tailgate 101 is to be tightened with the stopper 108 attached, the hinge 103, the tailgate body 104, An excessive force may be applied to the open stay 105.
That is, it is desired to devise a device that does not damage the vehicle tailgate 101 in a state where the stopper 108 is attached to the open stay 105.
[0006]
Therefore, an object of the present invention is to provide a technique that can be used by attaching a stopper for restricting the closing operation to the vehicle tailgate without damaging the vehicle tailgate.
[0007]
[Means for Solving the Problems]
In order to achieve the above object, a vehicle tailgate stopper structure according to a first aspect of the present invention includes a tailgate body that is attached to a rear end of a roof of a vehicle body through a hinge so as to be freely opened and closed, and maintains the tailgate body in an open state. Therefore, in a vehicle tailgate comprising a telescopic open stay provided between a vehicle body and a tailgate main body, an open stay is connected to the tailgate main body side and a cylinder positioned above , constructed from a rod located below the slide can be mounted connected to the vehicle body side, stopper, when the tailgate body in an open state, the rod connecting portion and the cylinder for connecting the rod to the vehicle body side rod by fitting between the side end face, a semi-cylindrical member to prevent the rod shrinks, the stopper rod A first locking portion formed downward to lock, towards a second locking portion formed upward to lock the cylinder, the downward formed at a lower end to hit the rod coupling portion The first locking portion is set to be weaker than the second locking portion so that the first locking portion can be easily detached when a predetermined force is applied. characterized in that it was.
[0008]
The stopper has a first locking portion formed below to lock the rod, a second locking portion formed above to lock the cylinder, and a lower end to hit the rod connecting portion. includes a tapered portion which is widened toward the formed downward, the and the first locking portion, in order to easily dislodged when a predetermined force is applied to stop engagement than in the second engaging portion by setting weakened strength, when inadvertent force to the tailgate body acts to press the tapered portion at the rod coupling part, semi-cylindrical stopper was is opened, so that the stopper is disengaged from the rod did.
Thereby, when an inadvertent force acts on the tailgate body, the roof, the hinge, the tailgate body, and the open stay are not damaged. As a result, the vehicle tailgate can be used for various purposes, and the convenience of the vehicle tailgate can be improved.
[0009]
Further , by providing the stopper with the first locking portion locked to the rod and the second locking portion locked to the cylinder, the length of the stopper can be arbitrarily designed, and the first The locking strength of the first and second locking portions can be arbitrarily set. As a result, the degree of freedom in designing the stopper can be expanded.
[0010]
According to a second aspect of the present invention, the rod connecting portion is a ball joint provided between the rod and the vehicle body.
By making the rod connecting portion a ball joint connecting the rod and the vehicle body, the ball joint itself can be brought into contact with the tapered portion of the stopper, and the semi-cylindrical stopper can be opened. As a result, the stopper structure of the vehicle tailgate can be simplified.
[0011]
DETAILED DESCRIPTION OF THE INVENTION
Embodiments of the present invention will be described below with reference to the accompanying drawings. The drawings are viewed in the direction of the reference numerals.
FIG. 1 is a side view of a vehicle employing a vehicle tailgate stopper structure according to the present invention.
In the figure, 10 is a vehicle, 11 is a vehicle body, 12 is a vehicle body floor, 13 is a front wheel, 14 is a rear wheel, 15 is a headlamp, 16 is a roof, 17 is a front window, 18 is a front bumper, 19 is a rear bumper, 21 Is a door mirror, 22 is a front door, 23 is a rear door, 24 is a vehicle tailgate, 25 is a front fender, 26 is a quarter panel, 27 is a quarter window, 28 is a bonnet, and the vehicle 10 has a first row seat 31L. , 31R, the second row seat 32, and the third row seat 33, the vehicle enables various seat arrangements.
[0012]
The first row seat 31R is a driver seat, the first row seat 31L is a passenger seat, and the second row seat 32 is a bench seat that can be slid back and forth, folded, and flipped up. The stopper structure will be described below.
[0013]
FIG. 2 is a side view of a stopper structure for a vehicle tailgate according to the present invention. The stopper structure 40 for a vehicle tailgate includes open stays 42 and 42 (the rear 42 is not shown) of the vehicle tailgate 24. By fitting a semi-cylindrical stopper 43 on one side, the vehicle tailgate 24 is not closed with a predetermined force, and when a force exceeding a predetermined force is applied to the vehicle tailgate 24, the stopper is stopped from the open stay 42. 43 is configured to be removed.
[0014]
The vehicle tailgate 24 includes a tailgate body 45 attached to the rear end of the roof 16 of the vehicle body 11 via hinges 44 and 44 (one 44 is not shown) so as to be opened and closed, and the tailgate body 45 in an opened state. In order to maintain it, it consists of extendable open stays 42, 42 provided between the vehicle body 11 and the tailgate body 45.
[0015]
The tailgate main body 45 includes an inner panel 47 whose main purpose is reinforcement, an outer panel 48 attached to the inner panel 47, and a glass window 49 attached to the inner panel 47 and the outer panel 48.
Reference numeral 51 denotes a vehicle body side connecting convex portion for connecting the open stay 42, and 52 denotes a tailgate main body side connecting convex portion for connecting the open stay 42.
[0016]
FIG. 3 is a front view of an open stay that constitutes the stopper structure for a vehicle tailgate according to the present invention. The open stay 42 includes a cylinder 54 that is connected to a tailgate body-side connecting projection 52 (see FIG. 2), A rod 55 that is slidably attached to the cylinder 54 and is connected to the vehicle body side connecting projection 51 (see FIG. 2), and a compressed gas (not shown) sealed so as to project the rod 55 into the cylinder 54. .
[0017]
4 is a cross-sectional view taken along line 4-4 of FIG.
The cylinder 54 has a cylindrical cylinder body 56 that is closed at one end and opened at the other end, and is attached to one end of the cylinder body 56 so as to be rotatably connected to the tailgate body-side connecting projection 52 (see FIG. 2). The tail gate main body side connecting portion 57, the guide member 58 that closes the other end and supports the rod 55 so as to be slidable, and oil (not shown) oozes out from the inside by continuously arranging on the guide member 58. An oil seal 59 for preventing.
[0018]
The tailgate main body side connecting portion 57 and the tailgate main body side connecting convex portion 52 constitute a ball joint. Reference numeral 61 denotes a rod side end face of the cylinder 54, and 62 denotes a caulking portion of the guide member 58.
[0019]
The rod 55 is attached to the rod main body 66, the rod connecting portion 67 which is attached to one end of the rod main body 66 to be rotatably attached to the vehicle body side connecting convex portion 51 (see FIG. 2), and the other end of the rod main body 66. And a piston 68 that slides inside the cylinder body 56 and an O-ring 69 attached to the piston 68.
In addition, a ball joint is comprised by the rod connection part 67 and the vehicle body side connection convex part 51 (refer FIG. 2).
[0020]
FIG. 5 is a perspective view of a stopper constituting the stopper structure for a vehicle tailgate according to the present invention. The stopper 43 is a semi-cylindrical member formed of resin, and is formed at one end 71. By forming it from the taper part 72 applied to the rod connecting part 67, the first locking part 73 for locking to the rod 55 by being formed in the vicinity of one end part 71, and the other end part 74. A member provided with a receiving surface 75 that receives the rod-side end surface 61 (see FIG. 3) of the cylinder 54 and a second locking portion 76 that is formed in the vicinity of the other end 74 and locks to the cylinder 54. is there. In addition, the 1st latching | locking part 73 is a part which set the strength to latch weakly compared with the 2nd latching | locking part 76, in order to make it easy to remove | deviate when predetermined force is added.
[0021]
FIG. 6 is a view taken in the direction of arrow 6 in FIG. 2 and shows the main part of the stopper structure 40 for the tailgate for a vehicle. The cylinder 54 pushes the receiving surface 75 of the stopper 43, the taper portion 72 of the stopper 43 pushes the rod connecting portion 67, and the vicinity of the first locking portion 73 has a semi-cylindrical shape as indicated by white arrows B and B. By receiving a force for expanding the diameter of the stopper 43, the first locking portion 73 is detached from the rod 55, and the open stay 42 can be contracted.
[0022]
That is, the vehicle tailgate stopper structure 40 includes a cylinder 54 that connects the open stay 42 to the tailgate body 45 (see FIG. 2), a slidably attached to the cylinder 54, and a vehicle body 11 (see FIG. 2). And the cylinder 54 is prevented from contracting between the rod connecting portion 67 of the rod 55 and the rod-side end surface 61 of the cylinder 54 when the tailgate body 45 is opened. A semi-cylindrical stopper 43 can be fitted, and at least one end portion 71 of the stopper 43 is provided with a tapered portion 72 that is expanded toward the end portion 71, and this tapered portion 72 is connected to the rod connecting portion. It can be said that this is the case for 67.
[0023]
Therefore, a semi-cylindrical shape that prevents the rod 55 from contracting between the rod connecting portion 67 of the rod 55 and the rod-side end surface 61 of the cylinder 54 when the tailgate body 45 (see FIG. 2) is opened. The stopper 43 can be fitted, and at least one end 71 of the stopper 43 is provided with a tapered portion 72 that is expanded toward the end 71, and the tapered portion 72 is applied to the rod connecting portion 67. When an inadvertent force is applied to the tailgate body 45, the rod connecting portion 67 pushes the taper portion 72 to open the semi-cylindrical stopper 43 so that the stopper 43 comes off the rod 55. did.
[0024]
Thus, when an inadvertent force is applied to the tailgate body 45, the roof 16, the hinge 44, the tailgate body 45, and the open stay 42 shown in FIG. 2 are not damaged. Accordingly, the vehicle tailgate 24 (see FIG. 2) can be used for various purposes. As a result, the convenience of the vehicle tailgate can be improved.
[0025]
The vehicle tailgate stopper structure 40 includes a stopper 43 having a first locking portion 73 locked to the rod 55 and a second locking portion 76 locked to the cylinder 54. It can be said that.
By providing the stopper 43 with the first locking portion 73 locked to the rod 55 and the second locking portion 76 locked to the cylinder 54, the length of the stopper 43 can be arbitrarily designed. In addition, the strength of locking of the first and second locking portions 73 and 76 can be arbitrarily set. As a result, the degree of freedom in designing the stopper 43 can be expanded.
[0026]
Further, it can be said that the stopper structure 40 of the tailgate for a vehicle is a ball joint in which the rod connecting portion 67 connects the rod 55 and the vehicle body 11 (see FIG. 2).
The rod connecting portion 67 and the vehicle body side connecting convex portion 51 (see FIG. 2) constitute a ball joint. Therefore, by making the rod connecting portion 67 a ball joint connecting the rod 55 and the vehicle body 11, the ball joint itself can be brought into contact with the tapered portion 72 of the stopper 43, and the semi-cylindrical stopper 43 is opened. be able to. As a result, the stopper structure 40 of the vehicle tailgate can be simplified.
[0027]
Next, the operation of the vehicle tailgate stopper structure described above will be described.
FIGS. 7A and 7B are explanatory diagrams (part 1) for explaining the operation of the stopper structure for a vehicle tailgate according to the present invention.
In (a), the tailgate body 45 is opened as shown by the arrow (1). The open stay 42 maintains the open posture of the tailgate body 45. Then, a stopper 43 is prepared.
In (b), the stopper 43 is fitted into the rod 55 of the open stay 42 as shown by the arrow (2).
[0028]
FIGS. 8A and 8B are explanatory diagrams (part 2) illustrating the operation of the stopper structure for a vehicle tailgate according to the present invention.
In (a), it is used to suspend a wet suit 79 or the like from the tailgate body 45.
It is preferable to allow the vehicle tailgate 24 to be used in various ways by attaching a stopper 43 for restricting the closing operation of the tailgate body 45 to the vehicle tailgate 24. This is to prevent the tailgate 24 from being damaged.
[0029]
Therefore, in (b), when an inadvertent force is applied to the tailgate body 45 as indicated by the arrow (3), the stopper 43 comes off as indicated by the arrow (4), and the tailgate body 45 is removed as indicated by the arrow (5). Since it can swing, the roof 16, the hinge 44 (see FIG. 2), the tailgate body 45, and the open stay 42 are not damaged. Accordingly, the vehicle tailgate 24 (see FIG. 2) can be used for various purposes. As a result, the convenience of the vehicle tailgate 24 can be improved.
[0030]
In the embodiment, as shown in FIG. 2, the cylinder 54 side of the open stay 42 is attached to the tailgate body 45 and the rod 55 side is attached to the vehicle body 11. However, the present invention is not limited to this. You may attach to a gate and attach a cylinder side to a vehicle body.
In the embodiment, as shown in FIG. 2, the stopper 43 is fitted into one of the open stays 42, but the present invention is not limited to this, and the stoppers are fitted into both open stays. Also good.
[0031]
【The invention's effect】
The present invention exhibits the following effects by the above configuration.
In the first aspect of the present invention, the stopper includes a first locking portion formed below to lock the rod, a second locking portion formed above to lock the cylinder, and a rod connecting portion. A second locking portion that is formed at the lower end of the lower end to make contact with the first locking portion so that the first locking portion can be easily released when a predetermined force is applied. Since the locking strength is set to be weaker than that, if an inadvertent force is applied to the tailgate body, the taper part is pushed at the rod connecting part, and a semi-cylindrical stopper is opened. It can come off.
Thereby, when an inadvertent force acts on the tailgate body, the roof, the hinge, the tailgate body, and the open stay are not damaged. As a result, the vehicle tailgate can be used for various purposes, and the convenience of the vehicle tailgate can be improved.
[0032]
In addition , since the stopper includes the first locking portion locked to the rod and the second locking portion locked to the cylinder, the length of the stopper can be arbitrarily designed, and the first The locking strength of the first and second locking portions can be arbitrarily set. As a result, the degree of freedom in designing the stopper can be expanded.
[0033]
According to the second aspect of the present invention , since the rod connecting portion is a ball joint provided between the rod and the vehicle body, the ball joint itself can be brought into contact with the tapered portion of the stopper, and the semi-cylindrical stopper can be opened. As a result, the stopper structure of the vehicle tailgate can be simplified.
[Brief description of the drawings]
FIG. 1 is a side view of a vehicle employing a vehicle tailgate stopper structure according to the present invention. FIG. 2 is a side view of a vehicle tailgate stopper structure according to the present invention. FIG. 4 is a cross-sectional view taken along line 4-4 in FIG. 3. FIG. 5 is a perspective view of the stopper constituting the vehicle tail gate stopper structure according to the present invention. 6 is a view taken in the direction of arrow 6 in FIG. 2;
FIG. 8 is a diagram for explaining the operation of the stopper structure for a vehicle tailgate according to the present invention. FIG. 9 is a diagram for explaining a conventional stopper structure for a vehicle tailgate.
DESCRIPTION OF SYMBOLS 11 ... Vehicle body, 16 ... Roof, 24 ... Vehicle tailgate, 42 ... Open stay, 43 ... Stopper, 44 ... Hinge, 45 ... Tailgate main body, 54 ... Cylinder, 55 ... Rod, 61 ... Rod side end surface, 67 ... Rod connecting part, 71 ... one end part, 72 ... taper part, 73, 76 ... first and second locking parts.

Claims (2)

A tailgate body attached to the rear end of the roof of the vehicle body via a hinge so as to be openable and closable, and an extendable open stay provided between the vehicle body and the tailgate body to keep the tailgate body open. In a vehicle tailgate consisting of
Wherein the stay constitutes a cylinder located above as well as connected to the tailgate body, from a rod located below while connected to the vehicle body side slidably mounted in the cylinder,
The stopper prevents the rod from contracting by fitting between the rod connecting portion for connecting the rod to the vehicle body side and the rod side end surface of the cylinder when the tailgate body is opened. A semi-cylindrical member that
The stopper is applied to the first locking portion formed below to lock the rod, the second locking portion formed upward to lock the cylinder, and the rod connecting portion. In order to make it easier to disengage the first locking portion when a predetermined force is applied, the second locking portion is provided. The tailgate stopper structure for a vehicle is characterized in that the locking strength is set weaker than that of the vehicle. The rod coupling portion, the stopper structure of a vehicle tailgate according to claim 1 Symbol mounting, characterized in that a ball joint which connects between said body and said rod.

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