JP3196511B2 - Back door handle for vehicles - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a back door handle which is used to open and close a back door of a vehicle.

[0002]

2. Description of the Related Art Conventionally, as this type, for example, there is a back door handle as shown in FIGS. Japanese Utility Model Laid-Open No. 1-109563 discloses a structure similar to the back door handle.

[0003] Reference numeral 2 in the figure is a back door of a vehicle,
A back door handle having the following configuration is mounted on the handle mounting surface 2a of the back door 2.

[0004] That is, a flat mounting bracket 4 is provided on the handle mounting surface 2 a with the waterproof sheet 3 interposed between the handle 1 and the bolt 1.
The mounting bracket 4 is provided with a support shaft 7 extending in the vehicle width direction. A handle 6 having a U-shaped cross section is rotatably provided on the support shaft 7, and the handle 6 is urged clockwise in FIG. 5 by a torsion coil spring 9.

[0005] A connecting rod 8 is projected from the handle 6 with the support shaft 7 penetrating therethrough. The connecting rod 8 is inserted through the third through hole 5 a of the waterproof packing 5 in a sealed state to form a waterproof packing. 5 is attached to the connecting rod 8. Further, the connecting rod 8 is inserted into the second through hole 4 a of the mounting bracket 4, the first through hole 3 a of the waterproof sheet 3, and the insertion hole 2 c of the back door 2. A rod 12 is attached, and a lower end of the rod 12 is connected to a lock device (not shown) of the back door 2. When the handle 6 is rotated upward, the rod 12 is moved downward via the connecting rod 8, and the lock device is released.

The second through hole 4a, the first through hole 3a, and the insertion hole 2c are used to secure a movable range of the connecting rod 8.
Since the connecting rod 8 is formed in such a size that it can be loosely inserted, intrusion of water or the like from the second through-hole 4a, the first through-hole 3a, and the through-hole 2c is prevented when the back door handle is not operated. To this end, the waterproof packing 5 is provided. Therefore, the waterproof packing 5 attached to the connecting rod 8 is formed to have a size to be in contact with the peripheral edge of the second through hole 4a, and the projection 8a provided on the connecting rod 8 when the back door handle is not operated. The waterproof packing 5 is set so as to contact the lower side 5b of the third through hole 5a and press the waterproof packing 5 against the lower side 4b of the second through portion 4a.

Reference numeral 14 in the figure denotes a finisher that covers the back door handle.

[0008]

By the way, the support shaft 7 is coated with grease 13 to lubricate the rotation of the connecting rod 8 and the handle 6, and the grease 13 is mixed with rainwater or the like. As a result, fluidity may be generated, and the handle 6 may drop from the support shaft 7 to the handle surface 6 a of the handle 6. Therefore, when the handle 6 is gripped to open and close the back door 2, the grease 13 and the like may adhere to the hand 20.

On the other hand, the range in which the projection 8a of the connecting rod 8 comes into contact with the waterproof packing 5 is the range shown by the two-dot chain line B in FIG. 6, and is shown by the two-dot chain line C indicating the size of the second through hole 4a. Since it is smaller than the range, the pressing force by the projection 8a is not effectively transmitted, and the sealing property between the mounting bracket 4 and the waterproof packing 5 cannot be sufficiently ensured. For this reason, the back door 2
When the air conditioner is rotated upward, water droplets and the like adhering to the lower surface 2b of the back door 2 may leak into the vehicle interior from the gap between the connecting rod 8 and the second through hole 4a.

[0010] Therefore, the present invention provides a back door handle for a vehicle in which grease or the like does not adhere to the hand when the handle is gripped and water droplets and the like do not leak into the vehicle interior. Make it an issue.

[0011]

SUMMARY OF THE INVENTION The present invention has been made in view of such a problem, and the invention described in claim 1 is to attach a substantially flat mounting bracket to a vehicle body panel, and A support shaft along the vehicle width direction is provided on the bracket, and a handle having a substantially U-shaped cross section is rotatably attached to the support shaft, and the handle penetrates the opening of the mounting bracket toward the vehicle interior. In the vehicle back door handle, a connecting rod that projects is provided, and the locking device for the back door is released through a rod that is connected to the cabin side of the connecting rod by turning the handle upward. Inside the U-shape of the handle, between the handle surface and the support shaft, a rib is provided along the vehicle width direction that receives liquid from the support shaft,
In addition, an escape port for escaping the liquid on the rib downward is provided near at least one side edge of the rib near the inner surface of the side surface of the handle.

According to a second aspect of the present invention, there is provided an annular waterproof packing for sealing between an opening peripheral portion of the mounting bracket and the connecting rod, and a pressing portion for pressing the waterproof packing against the mounting bracket. Is provided on the rib, and the pressing portion is formed at a position corresponding to an opening peripheral portion of the mounting bracket.

The invention described in claim 3 is characterized in that the rib is provided on both side portions of the handle.

[0014] The invention described in claim 4 is characterized in that the rib is formed so that a central portion is mountainous with respect to both side edges.

[0015]

According to the first aspect of the present invention, since the rib is formed along the vehicle width direction between the handle surface of the handle and the spindle, grease or the like is supplied from the spindle side. Even if it hangs down, the flow of grease or the like is blocked by the ribs, so that it does not hang down to the handle surface. Therefore, grease and the like do not adhere to the hand when the handle is gripped to open and close the back door.

Further, since a relief hole is provided near the handle side surface of the rib, grease or the like dammed by the rib does not drop from the relief hole to the ground, and the grease or the like does not accumulate on the rib. Therefore, even when the back door is opened, grease and the like do not flow out of the rib and adhere to the grip surface. Moreover, since the escape port is provided near the side of the handle, grease or the like that drips from the escape port does not adhere to the hand.

According to the second aspect of the present invention, there is provided an annular waterproof packing for sealing between the peripheral edge of the opening of the mounting bracket and the connecting rod, and the pressing portion for pressing the waterproof packing against the mounting bracket is provided. It is provided on the rib, and this pressing part is formed at the position corresponding to the peripheral edge of the opening of the mounting bracket, so compared to the conventional one that presses the waterproof packing only by the projection formed on the connecting rod. ,
The waterproof packing is pressed against the peripheral edge of the opening of the mounting bracket by the pressing portion with a strong force, and the sealing performance between the mounting bracket and the waterproof packing is enhanced.

According to the third aspect of the present invention, since the rib is provided on both sides of the handle, the strength of the handle is enhanced by the rib and the both sides.

According to the fourth aspect of the present invention, since the central portion of the rib is high, grease or the like accumulated on the rib is guided to the side edge portion, and further, a relatively long portion such as the middle finger of the hand is formed. A margin is provided in the height direction of the portion where the finger is applied, and the degree of freedom in design is increased.

[0020]

Embodiments of the present invention will be described below with reference to the drawings.

FIGS. 1 to 3 show an embodiment of the present invention. Note that the same or equivalent members as those in the related art will be described with the same reference numerals.

First, the structure will be described.
A back door of a vehicle, and a back door handle 1 having the following configuration is mounted on a handle mounting surface 2a of the back door 2.

That is, a flat mounting bracket 4 is provided on the handle mounting surface 2a with the waterproof sheet 3 interposed therebetween, and the bolt 1
The mounting bracket 4 is provided with a support shaft 7 extending in the vehicle width direction. A handle 6 having a U-shaped cross section is rotatably provided on the support shaft 7, and the handle 6 is urged clockwise in FIG. 1 by a torsion coil spring 9.

A connecting rod 8 is projected from the handle 6 with the support shaft 7 penetrating therethrough. The connecting rod 8 is inserted through the third through hole 5a of the waterproof packing 5 in a sealed state, and 5 is attached to the connecting rod 8. Further, the connecting rod 8 is inserted into the second through hole 4 a of the mounting bracket 4, the first through hole 3 a of the waterproof sheet 3, and the insertion hole 2 c of the back door 2. A rod 12 is attached, and a lower end of the rod 12 is connected to a lock device (not shown) of the back door 2. When the handle 6 is rotated upward, the rod 12 is moved downward via the connecting rod 8, and the lock device is released.

Further, as shown in FIG.
a, the first through hole 3a and the insertion hole 2c are formed in a size in which the connecting rod 8 is loosely inserted in order to secure a movable range of the connecting rod 8, so that the back door handle 1 is not operated. The waterproof packing 5 is provided to prevent water or the like from entering through the second through hole 4a, the first through hole 3a, and the insertion hole 2c. Therefore, the waterproof packing 5 attached to the connecting rod 8 is formed to have a size to be in contact with the peripheral portion of the second through hole 4a, and the projection 8a provided on the connecting rod 8 when the back door handle 1 is not operated. Is the third
The waterproof packing 5 is set so as to contact the lower side 5b of the through hole 5a and press the waterproof packing 5 against the lower side 4b of the second through portion 4a. Note that a two-dot chain line B in the drawing indicates a range in which the projection 8a of the connecting rod 8 contacts the waterproof packing 5 and a two-dot chain line C in the drawing.
Indicates the size of the second through hole 4a.

On the other hand, on the inner side of the U-shape of the handle 6, a rib 15 is formed along the vehicle width direction between the handle surface 6a on which a person holds the hand 20 and the support shaft 7. The rib 15 is formed over both side surfaces 6b, 6b of the handle 6, as shown in FIG.
As shown in the figure, the central portion is formed with a mountain with respect to both side edges. As a result, the grease 13 and the like accumulated on the ribs 15 flow to the side edges of the ribs 15, and furthermore, allow a margin in the height direction at a portion where a relatively long finger such as the middle finger of the hand is applied. The degree of freedom in design.

The handles 6 on both side edges of the rib 15
In the vicinity of the corner, an escape port 15b is provided to allow liquid such as grease 13 on the rib 15 to escape downward. further,
A pressing portion 15a is formed on the rib 15 at a position corresponding to the second through hole 4a of the mounting bracket 4, and as shown by a two-dot chain line D in FIG. The lower part 5 c of the waterproof packing 5 is pressed against the mounting bracket 4.

Reference numeral 14 in the figure denotes a finisher that covers the back door handle 1.

As described above, in the vehicle back door handle 1 according to this embodiment, the blade surface 6a of the handle 6 is provided.
A rib 15 is formed between the shaft 7 and the support shaft 7 along the vehicle width direction, so that even when the grease 13 or the like drips from the support shaft 7 side, the flow of the grease 13 or the like is blocked by the rib 15. And does not hang down to the handle surface 6a. Therefore, the handle 6 is used to open and close the back door 2.
The grease 13 and the like do not adhere to the hand 20 when the user grips.

Since the rib 15 is provided with a relief port 15b, the grease 1
3 and the like hang down from the escape opening 15b to the ground, and the rib 1
The grease 13 and the like do not accumulate in 5. Therefore, even when the back door 2 is opened, the grease 13 and the like
Grease 13 does not adhere to the handle surface 6a. In addition, since the relief port 15b is provided at the side edge, the grease 13 and the like that hangs down from the relief port 15b do not adhere to the hand.

Further, a projection 8a is formed on the connecting rod 8, and a pressing portion 15a is formed on the rib 15.
The pressing portion 15a presses the lower portion 5c of the waterproof packing 5 against the mounting bracket 4 by the torsion coil spring 9, so that the projection 8 of the connecting rod 8 is formed as in the related art.
The sealing performance between the mounting bracket 4 and the waterproof packing 5 is enhanced by only a in comparison with the case where the lower side 5b of the third through hole 5a of the waterproof packing 5 is pressed above the lower side 4b of the second through portion 4a. Therefore, when the back door 2 is pivoted upward, water droplets and the like adhering to the lower surface 2b of the back door 2 are removed from the gap between the connecting rod 8 and the second through hole 4a of the mounting bracket 4. Leakage into the vehicle interior can be prevented.

The ribs 15 are provided on both sides 6 of the handle 6.
b, 6b.
The strength of the handle 6 is enhanced by the and the side surface portions 6b.

In this embodiment, the relief opening 15b is provided at the corner of the rib 15. However, a clearance may be provided between the side edge of the rib 15 and the side surface 6b of the handle 6. Well, as shown by the two-dot chain line in FIG.
A through hole 6c may be provided on the inner surface of the side surface 6b of the handle 6 to pass through the side surface 6b of the handle 6 outward from the upper surface of the rib 15.

Further, in this embodiment, the ribs 15 are formed so that the central portion is mountainous with respect to both side edges, but the ribs 15 are formed in a straight line obliquely to the vehicle width direction. It may be provided.

[0035]

As described above, according to the first aspect of the present invention, the rib is formed along the vehicle width direction between the handle surface of the handle and the support shaft. Even when grease or the like drips from the support shaft side, the flow of the grease or the like is blocked by the ribs, and the grease does not hang to the handle surface. Therefore, grease and the like do not adhere to the hand when the handle is gripped to open and close the back door.

Further, since a relief port is provided near the side of the handle of the rib, grease or the like dammed by the rib does not drip from the relief port to the ground, and the grease or the like does not accumulate on the rib. Therefore, even when the back door is opened, grease and the like do not flow out of the rib and adhere to the grip surface. Moreover, since the escape port is provided near the side of the handle, grease or the like that drips from the escape port does not adhere to the hand.

According to the second aspect of the present invention, there is provided an annular waterproof packing for sealing between the peripheral edge of the opening of the mounting bracket and the connecting rod, and the pressing portion for pressing the waterproof packing against the mounting bracket is provided. It is provided on the rib, and this pressing part is formed at the position corresponding to the peripheral edge of the opening of the mounting bracket, so compared to the conventional one that presses the waterproof packing only by the projection formed on the connecting rod. ,
The waterproof packing is pressed against the peripheral edge of the opening of the mounting bracket by the pressing portion with a strong force, and the sealing performance between the mounting bracket and the waterproof packing is enhanced.

According to the third aspect of the present invention, since the rib is provided on both sides of the handle, the strength of the handle is increased by the rib and the both sides.

According to the fourth aspect of the present invention, since the central portion of the rib is high, grease or the like accumulated on the rib is guided to the side edge portion, and further, a relatively long portion such as the middle finger of the hand is formed. A margin is provided in the height direction of the portion where the finger is applied, and the degree of freedom in design is increased.

[Brief description of the drawings]

FIG. 1 is a longitudinal sectional view showing an embodiment of the present invention and corresponding to FIG.

FIG. 2 is a perspective view showing the same embodiment, including a partial cross section of a vehicular back door handle.

FIG. 3 is an exploded perspective view of a connecting rod penetrating portion of the vehicle back door handle in the same embodiment.

FIG. 4 is a perspective view showing the rear of the vehicle.

FIG. 5 is a cross-sectional view showing a conventional example, taken along line AA in FIG.

FIG. 6 shows a conventional backdoor handle for a vehicle.
It is an exploded perspective view of a connecting rod penetration part.

[Explanation of symbols]

 Reference Signs List 1 back door handle 2 back door 2a handle mounting surface 4 mounting bracket 4a second through hole (opening) 6 handle 6a handle surface 7 support shaft 8 connecting rod 12 rod 13 grease 15 rib 15a pressing portion 15b relief hole

Claims (4)

(57) [Claims] 1. A substantially flat mounting bracket is mounted on a vehicle body panel, a support shaft is provided along the vehicle width direction, and a handle having a substantially U-shaped cross section is rotatably mounted on the support shaft. A connecting rod protruding from the handle toward the vehicle compartment through the opening of the mounting bracket is provided on the handle, and a rod connected to the vehicle side of the connecting rod by rotating the handle upward. A back door handle for a vehicle in which the locking device of the back door is released through a handle width between the handle surface and the support shaft, inside the U-shape of the handle, for receiving the liquid from the support shaft. A rib is provided along the direction, and at least one side edge of the rib, near the inner surface of the side surface of the handle, a relief port for allowing the liquid on the rib to escape downward is provided. Back door handle for vehicles. 2. An annular waterproof packing for sealing between an opening peripheral portion of the mounting bracket and the connecting rod,
The pressing portion for pressing the waterproof packing against the mounting bracket is provided on the rib, and the pressing portion is formed at a position corresponding to a peripheral edge of an opening of the mounting bracket. Backdoor handle for vehicles. 3. The back door handle for a vehicle according to claim 1, wherein the rib is provided on both side surfaces of the handle. 4. The rib according to claim 1, wherein the ribs are formed so that a central portion is mountainous with respect to both side edges.
4. A back door handle for a vehicle according to any one of claims 1 to 3.