JP2003262051A - Door handle device for vehicle - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a door handle device for a vehicle, which prevents a manufacturing cost from being increased by assembling a bracket. <P>SOLUTION: This door handle device 1 for opening/closing a door by operating the door handle 20 is equipped with: a thermoplastic resin handle case 10 which is to be fixed to a door panel 50 of the vehicle; the bracket 30 which is fixed to a boss part 12, provided in the handle case 10, by a fixing member 14; and a door handle 20 which is operably arranged in the handle case 10. In the device 1, the fixing member 14 is equipped with a fixing part 14d which is to be fixed to the boss part 12 and a joint fastening part 14a for fixing another member; and the bracket 30 is held by being sandwiched between the fastening part 14a and the boss part 12, and fixed by welding the fixing part 14d to the boss part 12. <P>COPYRIGHT: (C)2003,JPO

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a vehicle door handle device for opening and closing a vehicle door.

[0002]

2. Description of the Related Art Conventionally, a vehicle door handle device for opening and closing a vehicle door has a lock for locking the door, and a cylinder lock is generally used. There were cases where the cylinder lock was destroyed and the vehicle was stolen and the vehicle was vandalized. Therefore, it is difficult to break the cylinder lock by assembling a bracket around the outer periphery of the cylinder lock to the vehicle door handle device,
It is effective in preventing vehicle theft and vandalism on the vehicle.

[0003]

By the way, in the above-described vehicle door handle device, parts such as bolts and nuts must be newly prepared when assembling the bracket, and the number of assembling steps also occurs. Therefore, it has been an obstacle to cost reduction.

SUMMARY OF THE INVENTION Therefore, an object of the present invention is to provide a vehicle door handle device which prevents an increase in manufacturing cost due to assembly of a bracket.

[0005]

In order to achieve the above object, the present invention as set forth in claim 1, is a thermoplastic resin handle case fixed to a vehicle door panel, and a boss portion provided in the handle case. A door handle device for a vehicle, comprising: a bracket fixed to the handle case by a fixing member; and a door handle operably arranged in the handle case, wherein the door handle is opened and closed by operating the door handle. The member includes a fixing portion fixed to the boss portion and a co-tightening portion for fixing another member. The bracket is sandwiched between the co-tightening portion and the boss portion, and the fixing portion is fixed to the boss portion. The bracket is fixed by welding the parts.

According to a second aspect of the present invention, in the vehicle door handle device according to the first aspect, the fixing member is provided with the fixing portion having a female screw portion.

According to a third aspect of the present invention, in the vehicle door handle device according to the first aspect, the fixing member is provided with the fixing portion having a female screw portion.

According to a fourth aspect of the present invention, in the vehicle door handle device according to any one of the first to third aspects, the other member fixed to the joint fastening portion is the door panel. It is characterized by

[0009]

According to the first aspect of the present invention, when the fixing member is welded to the handle case, the bracket is sandwiched between the fixing member and the boss portion so that the bracket is assembled to the handle case. It is possible to reduce the manufacturing cost by reducing the number of parts and the number of assembling steps.

According to the second aspect of the present invention, since the female screw portion is formed as the fixing portion of the fixing member, a bolt, a screw and the like which are generally used for fixing other members can be used. Can be used. As a result, the manufacturing cost can be reduced by sharing the parts.

According to the third aspect of the present invention, since the male screw portion is formed as the fixing portion of the fixing member, it is possible to use a nut or the like which is generally used when fixing other members. You can As a result, the manufacturing cost can be reduced by sharing the parts.

According to the fourth aspect of the present invention, the vehicle door handle device is assembled to the door panel with the bracket fixed, so that the number of parts to be fastened together with the door panel is reduced. As a result, complicated work at the time of mounting the vehicle body is simplified, and the number of work steps can be reduced.

[0013]

DETAILED DESCRIPTION OF THE INVENTION Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

FIG. 1 is a rear view of the vehicle door handle device 1 of this embodiment assembled to a vehicle as seen from the back side of the door panel 50, and FIG. 2 is taken along the line AA shown in FIG. 3 is a sectional view taken along the line BB shown in FIG. 1, and FIG. 4 is a sectional view taken along the line CC shown in FIG.

The vehicle door handle device 1 of this embodiment
Is fixed to a mounting portion 51 provided on an outer door panel 50 of the vehicle, as shown in FIGS. 1 to 3.

The vehicle door handle device 1 has a lock mechanism (not shown) disposed inside the door panel 50.
A handle case 10 made of a thermoplastic resin provided with a cylinder lock 40 as a lock portion for locking and unlocking, and an anti-theft bracket 30 as shown in FIG. 5 as a bracket,
A door handle 20 operably arranged in the handle case 10 and connected to a lock mechanism is provided, and the door is opened and closed by operating the door handle 20.

The anti-theft bracket 30 is a handle case 1.
It is sandwiched between a fixing member 14 and a first panel fixing boss 12 as a boss portion projecting from the back surface 11 of 0 toward the inside of the door panel 50.

The fixing member 14 has a substantially nut shape having a flange portion 14a serving as a joint fastening portion on one end side and a female screw portion 14b on the inner surface of a fixing portion 14d provided on the other end side.

Further, the fixing member 14 has the outer peripheral surface 14c of the fixing portion 14 formed by the heat welding method so that the first panel fixing boss 12 is formed.
It is fixed to. When the fixing member 14 is heated and fixed to the first panel fixing boss 12, the anti-theft bracket 30 causes the flange portion 14a and the first panel fixing boss 12 to move.
Sandwiched between.

Further, the female screw portion 14b provided on the inner surface of the fixing member 14 has the first fixing portion 42 of the cylinder lock 40, which is another member, and the mounting portion 51 of the door panel 50 fixed by bolts 44. .

The anti-theft bracket 30 is formed of a plate-like member having a housing portion 31 for housing the cylinder lock 40, a boss fixing hole 35, a cylinder fixing hole 36, a position regulating hole 32 and a position regulating groove 33. . The anti-theft bracket 30 has a wall portion 3 along the outer periphery of the handle case 10.
4 is provided, and the deformation strength against an unauthorized external force is improved.

The anti-theft bracket 30 is fixed to the handle case 10 by fixing the boss fixing hole 35 to the first panel fixing boss 12 and the cylinder fixing hole 36 to the cylinder fixing boss 17. .

Further, the locate pin 15 provided on the handle case 10 is inserted into the position restricting hole 32, and the position restricting groove 33 provided in the boss fixing hole 35 is provided with the position restricting groove provided on the first panel fixing boss 12. The position where the anti-theft bracket 30 is assembled is defined by locking the protrusion 16.

A nut 18 is embedded in the cylinder fixing boss 17, and the anti-theft bracket 30 is fastened to the nut 18 by a bolt 43 together with the first fixing portion 41 of the cylinder lock 40. It is fixed.

Then, as shown in FIGS. 1 and 4, the wire bracket 30 ′ is provided on the rear surface 1 of the handle case 10.
The second protruding from the inside of the door panel 50 from the first
It is sandwiched between the panel fixing boss 13 and the fixing member 14 '.

The fixing member 14 'has a flange portion 14a' as a co-fastening portion on one end side and a fixing portion 14 provided on the other end side.
The inner surface of d'is provided with a substantially nut shape having an internal thread portion 14b '.

In the fixing member 14 ', the outer peripheral surface 14c' of the fixing portion 14 'is fixed to the second panel fixing boss 13 by a heat welding method. Then, when the fixing member 14 ′ is heated and fixed to the second panel fixing boss 13, the wire bracket 30 ′ is sandwiched between the flange portion 14 a ′ and the second panel fixing boss 13.

Further, the female screw portion 14b 'provided on the inner surface of the fixing member 14' has a door panel 5 as another member.
No. 0 mounting portion 51 'is fixed by a bolt 44'.

The wire bracket 30 'is a door panel 50.
For supporting the wire 52 routed inside the
Boss fixing hole 35 'fixed to the panel fixing boss 13 of
And a position regulating groove 33 'and a wire supporting portion 37' for supporting the wire 52.

The wire bracket 30 'is fixed to the handle case 10 by fixing the boss fixing hole 35' to the second panel fixing boss 13.

Further, the plate-shaped restricting projection 16 'provided on the handle case 10 is locked in the position restricting groove 33' to define the mounting position of the wire bracket 30 '.

Therefore, the handle case 10 has the first
2 of the panel fixing boss 12 and the second panel fixing boss 13 of
It is fixed to the door panel 50 at several places.

With the above construction, when the fixing member is welded to the handle case, by sandwiching the anti-theft bracket between the fixing member and the boss portion, the number of parts for assembling the anti-theft bracket is reduced and the assembling is done. Reduce man-hours,
The manufacturing cost can be reduced.

Since the female screw portions 14b and 14b 'are formed as the fixing portions of the fixing members 14 and 14', the fixing portion 42 of the cylinder 40, which is another member, and the mounting portions 50 and 5 are formed.
Since it is possible to use bolts and screws that are commonly used for fixing 0 ', manufacturing cost can be reduced by sharing the parts.

Further, since the vehicle door handle device 1 is assembled to the door panel 50 with the anti-theft bracket 30 and the wire bracket 30 'fixed to each other, the mounting portion 5
The number of parts to be fastened together with 1, 51 'can be reduced. As a result, complicated work is simplified, and the number of man-hours for assembling the vehicle body can be reduced.

In this embodiment, the boss portions 12 and 13 are
Although the heat welding method is used for welding the fixing member 14 and the fixing member 14, the same effect can be obtained by using the ultrasonic welding method using ultrasonic vibration.

When the first boss portion 12 and the fixing member 14 are welded, the anti-theft bracket 30 is also welded to the first boss portion 12, so that the fastening strength of the anti-theft bracket 30 can be improved. It is possible.

In this embodiment, the fixing members 14 and 14 'are substantially nut-shaped members having the flange portions 14a and 14a'. However, the flange portion is provided on one end side and the male screw portion is provided on the other end side. Using a substantially stud bolt-shaped member,
The same effect can be obtained by fastening another member to the male screw portion using a nut or the like.

Further, as the fixing member, a member having a flange portion on one end side and a round bar portion on the other end side is used, and another member is rotatably supported by the round bar portion using a push nut or the like. Therefore, the same effect can be obtained.

Further, a substantially cylindrical member having a flange portion is used as the fixing member, and the same effect can be obtained by fastening another member to the hole provided inside with a tapping screw or the like.

In this embodiment, the vehicle door handle device 1 of the full escutcheon type is provided with the anti-theft bracket 30,
Although the case where the wire bracket 30 'and the wire bracket 30' are attached is shown, the same effect can be obtained even when the anti-theft bracket and the wire bracket 30 'are attached to the grip handle type vehicle door handle device.

[Brief description of drawings]

FIG. 1 is a rear view showing a vehicle door handle device according to an embodiment of the present invention.

FIG. 2 is an A- of the vehicle door handle device shown in FIG.
It is a side sectional view which followed the A line.

FIG. 3 is a B- of the vehicle door handle device shown in FIG.
It is a sectional side view along the B line.

FIG. 4 is a C- of the vehicle door handle device shown in FIG.
It is a side sectional view along line C.

FIG. 5 is a front view showing the anti-theft bracket.

[Explanation of symbols]

1 Vehicle door handle device 10 handle case 12 Boss 14 Fixed member 14a Joint fastening section 14d fixed part 20 door handle 30 Anti-theft bracket (bracket) 50 door panel

Continued front page    (72) Inventor Ayaichi Tanaka             1-6-8 Fukuura, Kanazawa-ku, Yokohama-shi, Kanagawa             Inside the company Alpha

Claims (4)

[Claims] 1. A handle case made of a thermoplastic resin fixed to a door panel of a vehicle, a bracket fixed to a boss portion provided on the handle case by a fixing member, and operably disposed on the handle case. A door handle device for a vehicle, comprising: a door handle that opens and closes a door by operating the door handle. A vehicle door characterized in that the bracket is fixed by sandwiching the bracket between the joint tightening portion and the boss portion and welding the fixing portion to the boss portion. Handle device. 2. The vehicle door handle device according to claim 1, wherein the fixing member includes the fixing portion having a female screw portion. 3. The vehicle door handle device according to claim 1, wherein the fixing member includes the fixing portion having a male screw portion. 4. The vehicle door handle device according to any one of claims 1 to 3, wherein the other member fixed to the joint fastening portion is the door panel. Door handle device.