JPH053544U - Intrusion water discharge device for automobile back door - Google Patents

Abstract

(57) [Summary] [Purpose] In the infiltration water discharge device of the automobile back door,
Make sure that the water that has fallen from the key cylinder to the guide plate is guided to the outer panel side and discharged to the outside. [Structure] Rainwater entering from the key cylinder 5 is gently inclined toward the outer panel 2 side of the guide plate 1.
It falls on the guide part 71 and slowly slides down toward the second guide part 72 due to its gentle depression. When the intruding water reaches the second guiding portion 72 having a larger depression angle than the first guiding portion, the inflowing water accelerates its speed due to an increase in the descending inclination angle and slides down on the second guiding portion 72. Guide 72
The inner surface of the outer panel 2 is reliably reached without staying at the tip of the.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to an improvement of an ingress water discharge device for a back door for a vehicle that discharges rainwater and the like that have invaded the interior of the back door for an automobile to the outside.

[0002]

[Prior art]

 In general, the back door of an automobile is designed to unlock the door lock by operating the key from the outside, so the back door has a key cylinder so that the key insertion opening is opened on the outer surface side of the outer panel. It is provided. However, although the key cylinder is usually equipped with a shutter mechanism that automatically closes the key insertion opening when the key is removed, even if the key insertion opening is closed, it will not be possible Rainwater or wash water will enter. For this reason, in the conventional back door, as shown in FIG. 4, a guide plate 7a is provided below the key cylinder 5a so as to incline toward the inner surface of the outer panel 2a, and an exhaust hole is provided at the lower end of the outer panel 2a. 4a is provided. As a result, as shown by the solid line in the figure, the intruding water falling from the key cylinder 5a is guided to the outer panel 2a side by the guide plate 7a, and the intruding water that has slid down along the inner surface of the outer panel 2a is discharged from the discharge hole 4a to the outside of the door. It is designed to be discharged to.

[0003]

[Problems to be solved by the device]

 In the above-described conventional inflow water discharge device, when the guide plate 7a is arranged with a large depression angle, the area for receiving the inflow water falling from the key cylinder 5a becomes small, so that the guide plate 7a normally has a gentle depression angle. It is arranged with. However, when the amount of intruding water from the key cylinder 5a is large, as shown by the chain line in FIG. 4, when a part of the intruding water flows down from the lower end of the guide plate 7a, it travels down the back surface of the guide plate 7a. There is a tendency to fall toward the inner panel 3a. As a result, the invading water that has dropped to the inner panel 3a side leaks into the vehicle interior through the opening of the inner panel 3a and the fiber interior material, and develops into a problem.

The present invention has been devised in view of the above problems, and it is a technical object of the present invention to accurately guide the intruding water that has fallen to the guide plate to the outer panel side and discharge it to the outside. is there.

[0005]

[Means for Solving the Problems]

 In order to solve the above problems, a guide plate according to the present invention includes a first guide portion located below a key cylinder and gently inclined toward the outer panel side, and a first guide portion having a larger inclination angle than the first guide portion. A new configuration is adopted in which a first guide portion and a second guide portion that are continuously provided on the lower end side are provided.

[0006]

[Action]

 In the intrusion water discharge device of the present invention, rainwater or the like that has entered from the key cylinder falls on the first guide portion of the guide plate and slowly slides toward the second guide portion due to the gentle inclination. Then, when the invading water reaches the second guide portion, its inclination angle becomes large, so that the speed is increased and the water slides down on the second guide portion and does not stay at the tip portion of the second guide portion, but from the tip portion to the outer panel. Be sure to reach the inside. After that, the intruded water that has slid down along the inner surface of the outer panel flows out of the door through the drain hole provided at the lower end of the outer panel.

[0007]

【Example】

 Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 shows a cross-sectional view of an intrusion water discharge device according to this embodiment, and FIG. 2 shows a perspective view of a guide plate. In the figure, reference numeral 1 denotes a back door which is pivotally attached to the rear opening of an automobile at an upper end thereof, and the back door 1 is composed of an outer panel 2 and an inner panel 3 which are arranged in parallel at a distance. An outer peripheral wall is formed, and a space is formed inside the outer peripheral wall. The outer panel 2 includes an upper portion 21 protruding in an obliquely downward direction, a central portion 22 bent substantially inward from the lower end of the upper portion 21, and a lower portion 23 extending downward from the lower end of the central portion 22. It has a cross-section that is almost V-shaped. The lower end of the lower portion 23 and the lower end of the inner panel 3 bulge outward in a state where the gap width is narrowed, and a drain hole 4 for letting out inflow water inside the door is formed in the lower end surface thereof. ing.

In the opening formed in the upper portion 21 of the outer panel 2, most of the main body portion is inserted into the space of the back door 1 with the key insertion opening facing outward. The key cylinder 5 is fitted. The key cylinder 5 is connected to a door lock device 6 provided between the lower end of the back door 1 and the body via a connecting rod (not shown) arranged in the space of the back door 1. The door lock device 6 is designed to be unlocked by operating a key inserted in the key insertion opening.

A guide plate 7 is arranged at a position directly below the key cylinder 5 in the space of the back door 1 such that its lower end is inclined downward toward the outer panel 2. In the upper part of the inner plate 7, there is formed a first guide portion 71 which mainly receives intruding water falling from the lowermost end portion of the key cylinder 5, and the first guide portion 71 is provided on the outer panel 2 side. Gradually leaning down. Then, on the lower end side of the first guide portion 71, there is provided a second guide portion 72 having a larger inclination angle than the first guide portion 71 and continuously formed with the same width as the first guide portion 71. There is. The lower end of the second guide portion 72 extends to a position close to the central portion 22 of the outer panel 2. Side fences 73 are formed on both sides of the first and second guide portions 71 and 72.

In the intrusion water discharger of the present embodiment configured as described above, when rainwater or the like intrudes from the key insertion port of the key cylinder 5, the intrusion water is the key cylinder 5 as shown by an arrow in FIG. Gather in the lowermost part of the guide plate 7 and drop onto the first guide portion 71 of the guide plate 7, and due to the gentle inclination thereof, it slowly slides down toward the second guide portion 72. Then, when the invading water reaches the second guide portion 72, its inclination angle becomes large and the speed is increased to slide down on the second guide portion 72, and the tip is not stayed at the tip portion of the second guide portion 72. The central portion 22 of the outer panel 2 is reliably reached from the portion. After that, the intruded water that has slid down from the central portion 22 of the outer panel 2 along the lower portion 23 flows out of the door through the discharge hole 4 provided at the lower end of the outer panel 2.

As described above, according to the intrusion water discharger of the present embodiment, the guide plate 7 is continuously formed on the lower end side of the first guide portion 71 with the depression angle larger than that of the first guide portion 71. Since the second guide portion 72 is provided, it is possible to reliably guide the intruding water that has dropped onto the guide plate 7 to the central portion 22 of the outer panel 2 and discharge it to the outside of the door. The guide plate for the intrusion water discharge device of the present invention is not limited to the guide plate 7 used in the above embodiment, but can be variously modified. For example, in the guide plate 8 shown in FIG. 3 as another embodiment, the second guide portion 82 having a larger depression angle than the first guide portion 81 has a length in the widthwise central portion of the first guide portion 81. It is placed from slightly above the center of the direction to the bottom. Side walls 84 are respectively provided between both sides of the second guide portion 82 and the first guide portion 81, and the lower end side of the first guide portion 81 is continuous with the side fence 83. Then, a lower end fence 85 is provided. By configuring the guide plate 8 like this, it is possible to increase the length of the second guide portion 82 having a large depression angle, and the speed of the intruding water that slides down the second guide portion 82 is increased. It is possible to more reliably guide the invading water to the panel side.

[0012]

[Effect of the device]

 According to the present invention, the guide plate includes a first guide portion located below the key cylinder and gently inclined toward the outer panel side, and a first guide portion having a larger inclination angle than the first guide portion. Since it has a second guide portion that is continuously provided on the lower end side, it is possible to reliably guide the intruding water that has dropped onto the guide plate to the outer panel side and discharge it to the outside.

[Brief description of drawings]

FIG. 1 is a cross-sectional view showing an overall configuration of an intrusion water discharge device according to an embodiment.

FIG. 2 is a perspective view of a guide plate according to the embodiment.

FIG. 3 is a perspective view of a guide plate according to another embodiment.

FIG. 4 is a cross-sectional view showing the overall configuration of a conventional intrusion water discharge device.

[Explanation of symbols]

1 ... Back door 2 ... Outer panel 3 ... Inner panel 4 ... Discharge hole 5 ... Key cylinder 7 ... Guide plate 7
1 ... 1st guide part 72 ... 2nd guide part 73 ... Side fence

Claims (1)

[Claims for utility model registration] [Claim 1] The intruding water that enters from the key cylinder provided on the outer panel of the automobile door and falls into the door is guided to the inner surface of the outer panel by the guide plate, and is provided at the lower end portion of the outer panel. In the ingress water discharge device for a back door of an automobile that discharges to the outside of the door through the discharge hole, the guide plate is positioned below the key cylinder, and is a first guide portion that gently inclines toward the outer panel side. , The first
An intrusion water discharge device for a back door of an automobile, comprising: a second guide portion continuously provided on a lower end side of the first guide portion with a larger inclination angle than the guide portion.