JPH07115592B2 - Car door handle - Google Patents

Description

FIELD OF THE INVENTION The present invention relates to a door handle, in particular for motor vehicles.

2. Description of the Related Art A door handle for an automobile has a bracket fixed to a door panel of the automobile and a handle body pivotally attached to the bracket. For example, as disclosed in Japanese Utility Model Publication No. 62-21635, a bracket that also serves as an escutcheon is provided with a pair of rectangular holes and a pair of arm portions adjacent to the rectangular holes on the back surface of the bracket. A circular through hole is provided at the tip of each arm. Further, the bracket is formed with a circular hole into which the key cylinder of the lock device is mounted, if necessary.

Further, a pair of arm portions are integrally formed on the handle body, and a through hole is formed adjacent to the tip of each arm portion.
A connecting hole is formed in one arm of the handle body,
A rod which is operatively connected to a lock device provided in the door is connected to the connecting hole through a connector. Pins are attached to the through holes of the bracket and the arm portion of the handle body so as not to fall off, and the handle body is rotatably supported with respect to the bracket. Two adjacent arm portions of the handle body and the bracket are pivotally attached by pins. The handle body is pressed by the spring in a direction toward the door panel.

In the above structure, when the handle body is pulled up by hand, the handle body rotates outward around the pin, the rod connected to the arm part of the handle body moves downward, and the lock device is activated to operate the door. Can be opened. When the hand is released from the handle body, the handle body is automatically rotated by the spring toward the door panel and returned to the original position.

DISCLOSURE OF THE INVENTION Problems to be Solved by the Invention In the case where a pin is permanently attached to a through hole of an arm portion of a bracket and a handle main body, conventionally, the pin is knurled to penetrate an arm portion having an inner diameter slightly smaller than the diameter of the pin. The pin was pressed into the hole. Therefore, a step of knurling the pin and a step of press-fitting into the hole of the arm portion are required. These steps require processing jigs,
When the two pins are press-fitted into the holes of the arm, the manufacturing time of the automobile door handle is increased. Further, even if the pin is press-fitted into the hole of the arm portion, there is a risk that the pin may come off due to a machining accuracy error, vibration of the automobile, or the like.

Therefore, an object of the present invention is to provide an automobile door handle that has a small number of parts and is easy to manufacture.

Means for Solving the Problems An automobile door handle according to the present invention includes a bracket fixed to a door panel of a vehicle body and a handle body rotatably supported by the bracket. A pair of arm portions is provided in each of the bracket and the handle body, and a through hole is formed in the arm portion arranged inside the bracket or the handle body. A receiving hole and a guide groove that is inclined adjacent to the receiving hole are formed in an arm portion of the bracket or the handle body that is disposed outside. The length between both ends of the shaft is larger than the inner space of the arm portion arranged on the outer side, and the arm portion arranged on the outer side is formed of an elastic material which is elastically deformable to the outer side. Both ends of the shaft arranged in the through hole are fitted in the receiving hole. A spring mounted between the bracket and the handle body biases the handle body against the bracket.

According to the present invention, when manufacturing a door handle for an automobile,
After inserting the shaft into the through hole of the arm part located on the inside, both ends of the shaft can be fitted into the hole of the arm part along the guide groove of the arm part located on the outside with one-touch snap action. it can. After the assembly, the shaft is in axial contact with the arm portion, and therefore does not fall off.

Embodiment An embodiment of the present invention will be described below with reference to FIGS.

First, FIG. 1 shows an automobile door handle 10 according to the present invention.
FIG. 2 is a rear view showing the first embodiment of FIG. The vehicle door handle 10 includes a bracket 11 fixed to a vehicle door panel (not shown) and a bracket.
A handle body (12) is rotatably attached to the handle body (11).
The bracket 11 and the handle body 12 are formed of, for example, a synthetic resin such as polyacetal resin or polycarbonate, or a metal such as zinc.

The bracket 11 is sometimes called an escutcheon that supports the handle body 12. Bracket to bracket 11
It has a pair of molded stud bolts 20 for fixing 11 to a vehicle door panel. A pair of holes 21 are formed above the stud bolt 20. Protrusions 22 are formed around the holes 21 on the back surface of the bracket 11. Further, on the back surface of the bracket 11, a pair of arm portions 23 and 24 are formed integrally with the bracket 11 and inside the hole 21. Through holes 25 and 26 are formed at the ends of the arm portions 23 and 24, respectively. The through hole 25 has a larger inner diameter than the through hole 26.

The handle body 12 is also provided with a pair of arm portions 30 and 31 so as to be elastically deformable in a direction in which they are separated from each other. Each arm part
Receiving holes 32 and 33 are formed in 30 and 31, and guide grooves extending inward from the outer circumference are formed in the inner surfaces of the arm portions 30 and 31 in the receiving holes 32 and 33.
34 is provided. The guide groove 34 has substantially the same shape in the arm portions 30 and 31, and as shown in FIG.
It is inclined in the direction of increasing thickness from the outer periphery of 31 to the inside. An extension portion 35 is formed at the tip of the arm portion 31,
35 is provided with a connecting hole 36 into which a rod connected to a lock device (not shown) is mounted.

Shaft 27 inserted into through holes 25 and 26 of arms 23 and 24
Is formed of a metal such as iron or a hard synthetic resin. The length between both ends of the shaft 27 is the arm part of the handle body 12.
Greater than the inner spacing of 30 and 31. A step portion 27a and a small diameter portion 27b are formed at one end of the shaft 27.

When assembling the vehicle door handle according to the present invention, the shaft 27 is inserted into the through holes 25 and 26, and the step portion 27a of the shaft 27 is brought into contact with the arm portion 24 around the through hole 26. In this state, the small diameter portion 27b of the shaft 27 projects from the through hole 26 to the outside of the arm portion 24, and the end portion 27c opposite to the small diameter portion 27b projects from the through hole 25 of the arm portion 23 to the outside of the arm portion 23. There is. Here, the spring 13 is wound around the end portion 27c of the shaft 27.

Insert the arms 30 and 31 of the handle body 12 into the holes 21 of the bracket 11.
And move the arms 30 and 31 toward the shaft 27. When both ends of the shaft 27 are press-fitted along the guide groove 34, the arm portions 30 and 31 of the handle body 12 are elastically deformed in a direction in which they are separated from each other. Small diameter part of shaft 27
When 27b and end 27c reach receiving holes 32 and 33, these receiving holes
The handle main body 12 can be pivotally attached to the bracket 11 by being snap-fitted to 32 and 33.

Further, one end 13a of the spring 13 is locked to the arm part 23 of the bracket 11, and the other end 13b is fixed to the arm part 30 of the handle body 12.
Lock on. Therefore, the handle 13 is
12 is biased against bracket 11. In this state, the pair of arm portions 30 of the handle body 12 are prevented from moving in the directions in which they are separated from each other due to the protrusions 22 formed on the bracket 11.

As described above, in the vehicle door handle according to the present invention, the handle main body 12 can be mounted on the bracket 11 without caulking the metal shaft, which is conventionally required to pivotally mount the handle main body 12 on the bracket 11. The shaft 27 can be attached to the receiving holes 32 and 33 with one touch by utilizing the snap action. Therefore, it will be understood that the structure of this embodiment can significantly reduce the assembly time. Further, in the present invention, there is no risk that the shaft 27 will fall off the arm portions 23 and 24 after assembly due to the contact between the receiving holes 32 and 33, the step portion 27a and the arm portion 35.

In the first embodiment, the receiving holes 32 and 33 are shown as blind holes, but the receiving hole 33 may be a through hole, and a small diameter hole may be added to the receiving hole 32 to form a through hole. Further, if the flange portion is formed adjacent to the end portion 27c of the shaft 27, the receiving hole 32 can also be a through hole. At least one of the arms 30 and 31 is made of a flexible material. However, either or both of the arm portions 30 and 31 may be formed of a flexible material. Further, a round bar having a uniform diameter may be used without providing the shaft 27 with the small diameter portion 27b.

Various modifications can be made to the above-mentioned embodiment of the present invention. For example, FIGS. 4 and 5 show a second embodiment of an automobile door handle according to the present invention. In FIGS. 4 and 5, the same parts as those shown in FIGS. 1 and 2 are designated by the same reference numerals, and the description thereof will be omitted. In the first embodiment, the handle body 12
Although the example in which the arm portions 30 and 31 of the bracket 11 are provided outside the arm portions 23 and 24 of the bracket 11 is shown, in the second embodiment, the arm portions 30 and 31 of the handle body 12 are connected to the arm portion 23 of the bracket 11.
And forming inside 24. Further, the arm portions 23 and 24 are provided outside the hole 21.

In this example, guide holes 42 similar to the guide holes 34 are formed in the pair of arm portions 23 and 24 of the bracket 11 adjacent to the receiving holes 40 and 41 and the receiving holes 40 and 41. Further, through holes 43 and 44 are formed in the arm portions 30 and 31 of the handle body 12. The through hole 44 has an inner diameter smaller than that of the through hole 43. The inner distance between the arm portions 23 and 24 of the bracket 11 is larger than the total length between both ends of the shaft 27.

When the bracket 11 and the handle body 12 are pivotally attached, first, the arm portions 30 and 31 of the handle body 12 are attached to the bracket 11
Insert into hole 21 of Then, the shaft 27 is inserted into the holes 43 and 44 of the arm portions 30 and 31 so as to wind the spring 13. In this state, both ends of the shaft 27 have arms 30 and 31.
Protruding outward from. Here, both ends of the shaft 27 are pressed toward the receiving holes 40 and 41 along the guide groove 42. Therefore, in the second embodiment as well as in the first embodiment, the shaft
The 27 can be attached to the receiving holes 40 and 41 of the bracket 11 by one-touch using the snap action. In this case, the arm portions 23 and 24 are elastically deformed outward in the direction in which they are separated from each other. In the second embodiment, as in the first embodiment, the receiving holes 40 and 41 can be formed as through holes.

The above embodiment can be further modified. For example, in the above embodiment, an example in which the guide grooves 34 and 42 having an inclination are provided around the receiving holes 32 and 33 and 40 and 41 has been shown, but an inclined surface is formed at the end of the shaft 27 to Both ends of 27 are receiving holes 32
And 33 and 40 and 41 may be smoothly press-fitted. Further, in the above embodiment, the example in which the handle main body 12 is formed of the elastic synthetic resin is shown, but the bracket 11 may be formed of the elastic synthetic resin. In the present invention, it is important that at least one arm portion integrally provided with the bracket 11 and the handle main body 12 has elasticity. Therefore, if the arm portion is elastically deformed,
One or both of the bracket 11 and the handle body 12 may be made of metal.

Further, in the first and second embodiments, the guide groove may be formed adjacent to only one of the receiving holes. In addition, the shaft 27
A step portion that expands or contracts in diameter may be formed at the end portion 27c of the.

EFFECTS OF THE INVENTION As described above, according to the present invention, it is possible to obtain an automobile door handle that is easy to manufacture, has a small number of parts, and has a shaft that does not fall off.

[Brief description of drawings]

FIG. 1 is a rear view showing a first embodiment of an automobile door handle according to the present invention, and FIG. 2 is an exploded perspective view of the first embodiment,
FIG. 3 is a sectional view showing an end portion of the arm portion, FIG. 4 is a rear view of the second embodiment, and FIG. 5 is an exploded perspective view of the second embodiment. 10 …… Car door handle, 11 …… Bracket, 12…
… Handle body, 13… Spring, 23, 24, 30, 31…
… Arms, 25, 26, 43, 44 …… Through holes, 27 …… Shafts, 32, 33 …… Receiving holes, 34, 42 …… Guide grooves,

Claims (1)

[Claims] 1. A door handle for an automobile having a bracket fixed to a door panel of a vehicle body and a handle main body rotatably supported by the bracket, wherein a pair of arm portions is provided on each of the bracket and the handle main body. A through hole is formed in the arm portion of the bracket or the handle body that is disposed inside, and a guide groove that is inclined adjacent to the receiving hole is formed in the arm portion of the bracket or handle body that is disposed outside. The length between both ends of the shaft is larger than the inner distance of the arm portion arranged on the outside, and the arm portion arranged on the outside is formed of an elastic material that is elastically deformable to the outside and is arranged in the through hole. Both ends of the shaft are fitted in the receiving holes, and the handle body is bracketed by the spring mounted between the bracket and the handle body. Automotive door handle, characterized in that it is biased to the door.