JP2001124048A - Length adjusting structure of cable of vehicle - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a length adjusting structure for a cable of vehicle capable of making a coarse adjustment and fine adjustment, performing the cable mounting operation simply and quickly, involving no risk of generating rattling or slipping off, capable of preventing the engagement part from rotating, and performing certainly the operation of a locking mechanism from a lever. SOLUTION: An outer cable 25 is furnished at the end 25a with a length adjusting member 30, which includes a screw member 31 to be attached fast to the end 25a of outer cable 25 and a body 35 of adjustment part to be coupled with the screw member 31. The body 35 of adjustment part is formed from an adjustment part 37 molded from a synthetic resin material and a threaded part 39 formed in fast attachment when the adjustment part 37 is molded. A plurality of engagement parts 41 and 42 consisting of recesses are formed as arranged in the longitudinal direction of the adjustment part 37. Coarse adjustment of the length in the longitudinal direction is conducted by engaging either of the engagement parts 41 and 42 selectively with the stationary side. The threaded part 39 is engaged with the screw member 31 of the outer cable 25 for fine adjustment of the length in the longitudinal direction.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a structure for adjusting the length of a cable for a vehicle, and more specifically, an inner cable and an outer cable, and one end of the inner cable is connected to an operation lever such as a vehicle lock mechanism. The present invention relates to a vehicle cable length adjusting structure in which a connecting portion to be connected is formed, and an outer cable is supported on a fixed side.

[0002]

2. Description of the Related Art Generally, a vehicle seat on which an occupant sits is installed on a front seat and a rear seat side in a vehicle. These vehicle seats are generally provided with a reclining device or a reclining device capable of appropriately adjusting a backrest angle. Further, a seat slide device or the like that can adjust the front and rear positions of the vehicle seat according to the occupant's body type is provided.

These reclining devices and seat slide devices are provided with various lock mechanisms, and it is required that the reclining device and the seat slide device can be easily operated from the locked state to the released state or vice versa. In order to satisfy this requirement, it is necessary to easily and quickly arrange an operation lever for operating locking and unlocking of the lock mechanism on the seat side. The operation lever is connected to the lock mechanism via a flexible wire cable.

[0004] As shown in FIG.
Has an inner cable 3 and an outer cable 5,
At one end of the inner cable 3, a bead-shaped connecting portion 7 connected to an operation lever such as a lock mechanism of a vehicle is formed, and the outer cable 5 is supported on the fixed side 9. A length adjusting member 11 is provided at an end 5 a of the outer cable 5. The length adjusting member 11 includes a male screw 13 and a pair of nuts 15, 15 screwed to the male screw 13. The length of the outer cable 5 is adjusted by moving and adjusting the pair of nuts 15 on the male screw 13 in the left-right direction, and the outer cable 5 is supported on the fixed side 9 at the adjusted position.

Further, a pair of nuts 15 and 15 are
As shown in FIG. 7, the end 5 a of the outer cable 5
There is a type in which a length adjusting member 12 formed of a synthetic resin material and having a plurality of locking portions 17 is provided.

[0006]

However, when the length adjusting member 11 is used as in the conventional example, the pair of nuts 15 must be moved and adjusted on the male screw 13 in the left-right direction. The operation of rotating and moving the nuts 15, 15 with a spanner or the like becomes complicated, and the plurality of locking portions 1
In the case of using the length adjusting member 12 having 7, 17
Only by selecting one of the plurality of locking portions 17, 17,
Fine adjustment is difficult, and there is a risk of rattling, and the rotation of the nuts 15
There is a risk that the lever 15 may move on the male screw 13 or may rotate if the locking portions 17 have a circular axis. There was a possibility that the operation of the mechanism could not be performed reliably.

An object of the present invention is to perform coarse adjustment and fine adjustment, and to easily and quickly assemble a cable, without the possibility of rattling or falling off, and to reduce the adjustment length after adjustment. An object of the present invention is to provide a vehicle cable length adjusting structure that can reliably operate a lock mechanism by operating an operation lever without being likely to change.

[0008]

According to a first aspect of the present invention, there is provided a vehicle cable length adjusting structure including an inner cable and an outer cable, and an operation lever such as a vehicle locking mechanism at one end of the inner cable. In the vehicle cable length adjustment structure in which a connecting portion connected to the vehicle cable is formed so that the outer cable is supported on the fixed side,
A length adjusting member is provided at an end of the outer cable, and the length adjusting member has a screw member fixed to an end of the outer cable, and an adjusting portion main body connected to the screw member. The unit main body has an adjusting portion and a screw portion fixed integrally with the adjusting portion, and a plurality of locking portions are formed in the adjusting portion in a longitudinal direction, and any one of the plurality of locking portions is formed. It is formed so that the length in the longitudinal direction can be roughly adjusted by selectively locking to the fixed side, and the screw portion is screwed with a screw member at the end of the outer cable to reduce the length in the longitudinal direction. It is characterized in that it is formed so that it can be finely adjusted.

A vehicle cable length adjusting structure according to a second aspect of the present invention includes an inner cable and an outer cable, and one end of the inner cable is connected to an operation lever such as a vehicle locking mechanism. In a vehicle cable length adjusting structure in which a connecting portion is formed and the outer cable is supported on a fixed side, a length adjusting member is provided at an end of the outer cable, and the length adjusting member is It has a screw member fixed to the end of the outer cable, and an adjusting portion main body connected to the screw member. The adjusting portion main body has an adjusting portion and a screw portion fixed integrally with the adjusting portion. A plurality of locking portions each having a concave portion are formed in the adjusting portion in the longitudinal direction, and any one of the plurality of locking portions is selectively locked to the fixed side so that the length in the longitudinal direction is reduced. Formed to be adjustable Is, the threaded portion is characterized in that it is formed so as to screwed with the screw member end by fine adjustment of the length in the longitudinal direction of the outer cable.

Further, a vehicle cable length adjusting structure according to a third aspect of the present invention includes an inner cable and an outer cable, and one end of the inner cable is connected to an operation lever such as a vehicle locking mechanism. In a vehicle cable length adjusting structure in which a connecting portion is formed and the outer cable is supported on a fixed side, a length adjusting member is provided at an end of the outer cable, and the length adjusting member is It has a screw member fixed to the end of the outer cable, and an adjusting portion main body connected to the screw member. The adjusting portion main body has an adjusting portion and a screw portion fixed integrally with the adjusting portion. A plurality of locking portions each having a concave portion are formed in the adjusting portion in the longitudinal direction, and any one of the plurality of locking portions is selectively locked to the fixed side so that the length in the longitudinal direction is reduced. Formed to be adjustable The screw portion is formed so as to be screwed with a screw member at the end of the outer cable so that the length in the longitudinal direction can be finely adjusted, and the cross-sectional shape of the plurality of locking portions is non-circular. It is characterized by being formed in.

[0011]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A vehicle cable length adjusting structure according to the present invention will be described below in detail with reference to the drawings. 1 to 5 (a), (b) and (c) show an embodiment of a vehicle cable length adjusting structure according to the present invention, respectively.
In this embodiment, a case will be described in which the present invention is applied to a cable provided between a lock mechanism such as a front-rear slide mechanism and an operation lever, but is not limited to a lock mechanism such as a front-rear slide mechanism.

As shown in FIGS. 1 to 4, the vehicle cable 21 has an inner cable 23 and an outer cable 25, and an end 23a of the inner cable 23 is connected to an operation lever (not shown) such as a vehicle lock mechanism. A ball-shaped connecting portion 27 to be connected is formed. The connecting portion 27 is not limited to a bead-shaped one, but may be any one that can be locked by an operation lever.
3 is bent or bent at the end 23a.
7 can be formed. The outer cable 25
Are mounted on and supported by a fixed side 29 such as a lock mechanism.

As shown in FIGS. 3 and 4, a length adjusting member 30 is provided at an end 25a of the outer cable 25, and the length adjusting member 30 is a screw member fixed to the end 25a of the outer cable 25. 31 and this screw member 31
And an adjustment unit main body 35 connected to the main body. A female screw 32 is formed in the screw member 31, and a proximal end 31 a of the screw member 31 is caulked to an end 25 a of the outer cable 25.

The adjusting portion main body 35 of the length adjusting member 30 connected to the outer cable 25 is inserted into the end 23a of the inner cable 23 in a loosely fitted state. The adjusting portion main body 35 includes an adjusting portion 37 molded from a synthetic resin material,
The screw portion 39 fixed integrally when the adjusting portion 37 is formed.
And

The adjusting portion 37 has a plurality of locking portions 41 and 42 formed of concave portions in the longitudinal direction, and any one of the plurality of locking portions 41 and 42 is selectively locked to the fixed side 29. Thereby, the length in the longitudinal direction can be roughly adjusted. In this embodiment, the locking portion 4 formed of a concave portion is used.
Although the distance L1 between the first and the second 42 is 4 mm, the present invention is not limited to this. Further, although two locking portions 41 are formed, three locking portions 41 may be formed. Further, the shape may be different.

As shown in FIG. 3, the screw portion 39 has a male screw 43 and a connecting portion 45, and the connecting portion 45 is integrally fixed to the adjusting portion 37 when the adjusting portion 37 is formed. Connection part 4
5 has a projection 45a and a flange 45b. The male screw 43 is formed so as to be screwed with the female screw 32 of the screw member 31 at the end 25a of the outer cable 25 so that the length in the longitudinal direction can be finely adjusted. The thread pitch between the male screw 43 and the female screw 32 is preferably about 1 mm, but is not limited to this.

As shown in FIG. 2A, a plurality of locking portions 41 and 42 formed of concave portions of the adjusting portion 35 are formed in a non-circular cross-sectional shape, and are formed in an elliptical shape in the present embodiment. As shown in FIG. 2 (b), the long side 41 of the oval of the locking portion 41 is formed.
The side a, 42a is locked to the fixed side 29. Since the locking portions 41 and 42 are not circular, the locking portions 4
1 and 42 are prevented from rotating with respect to the fixed side 29, and the screw portion 39 is rotated to change the length.
5 can be prevented from loosening.

The non-circular cross-sectional shape of the locking portions 41 and 42 is not limited to an elliptical shape, but may be, for example, a square, a rectangle, or other polygons. Any shape may be used. Further, a separately formed resistor, friction body, or the like may be attached to the locking portions 41, 42.

When the screw pitch between the male screw 43 and the female screw 32 is set to about 1 mm, the elliptical long sides 41a, 42a of the locking portions 41, 42 are rotated by 180 ° to either side to obtain 0.5 mm. The length can be adjusted. The adjustment length may be about 4 mm, but may be shorter or longer. When the locking portions 41 and 42 are square, the length can be adjusted by 0.25 mm by rotating by 90 °.

As shown in FIG. 5 (a), as shown in FIG. 5 (b), the normal state in which the locking portion 41 of the adjusting portion 35 is located at the reference position H which is the mounting position with respect to the fixed side 29. By setting the locking portion 42 of the adjusting portion 35 to the reference position H, the outer cable 25 can be loosened by 4 mm in the length L1 between the locking portions 41 and 42, and the length of the outer cable 25 can be roughly adjusted. . Next, by rotating the male screw 43 of the adjusting section 35, adjustment of about 4 mm can be made at 0.5 mm intervals.

Next, as shown in FIG.
By turning the male screw 43 of the adjusting portion 35 from the normal state where the locking portion 41 of the adjusting portion 35 is located at the reference position H, which is the mounting position with respect to the fixed side 29, the tension can be adjusted. Adjustment of about 4mm can be made at 0.5mm intervals.

[0022]

As described above, according to the first aspect of the present invention,
According to the vehicle cable length adjusting structure described in the above, a length adjusting member is provided at an end of the outer cable, the length adjusting member is a screw member fixed to an end of the outer cable, and the screw An adjusting portion main body connected to the member, the adjusting portion main body including an adjusting portion and a screw portion fixed integrally with the adjusting portion, wherein the adjusting portion has a plurality of locking portions in a longitudinal direction; Is formed so that the length in the longitudinal direction can be roughly adjusted by selectively locking any one of the plurality of locking portions to the fixed side, and the screw portion is an end portion of the outer cable. It is formed so that the length in the longitudinal direction can be finely adjusted by screwing with the screw member of, so that coarse adjustment and fine adjustment of the length can be performed easily and quickly, and the assembly work of the cable is simplified It can be performed quickly, and there is no danger of rattling or falling off. Can prevent rotation, it is possible to reliably perform the operation of the lock mechanism by the operation of the operating lever.

According to the vehicle cable length adjusting structure of the second aspect of the present invention, a length adjusting member is provided at an end of the outer cable, and the length adjusting member is provided at an end of the outer cable. A screw member fixed to the portion, and an adjusting portion main body connected to the screw member, wherein the adjusting portion main body has an adjusting portion and a screw portion fixed integrally with the adjusting portion; A plurality of locking portions formed of concave portions are formed in the portion in the longitudinal direction, and the length in the longitudinal direction can be roughly adjusted by selectively locking any one of the plurality of locking portions to the fixed side. And the screw portion is screwed with a screw member at the end of the outer cable so that the length in the longitudinal direction can be finely adjusted, so that coarse adjustment and fine adjustment of the length are simplified. It can be done quickly, and the cable assembly work can be done easily and quickly. No possibility of generating rattling or falling off, it is possible to prevent rotation of the threaded portion, it can be reliably operated locking mechanism by operation of the operating lever.

According to the vehicle cable length adjusting structure of the third aspect of the present invention, a length adjusting member is provided at an end of the outer cable, and the length adjusting member is provided at an end of the outer cable. A screw member fixed to the portion, and an adjusting portion main body connected to the screw member, wherein the adjusting portion main body has an adjusting portion and a screw portion fixed integrally with the adjusting portion; A plurality of locking portions formed of concave portions are formed in the portion in the longitudinal direction, and the length in the longitudinal direction can be roughly adjusted by selectively locking any one of the plurality of locking portions to the fixed side. The screw portion is formed so as to be screwed with a screw member at the end of the outer cable so that the length in the longitudinal direction can be finely adjusted, and the cross-sectional shape of the plurality of locking portions is Since it is formed in a non-circular shape, the long side of the non-circular shape is locked to the fixed side, Coarse adjustment and fine adjustment can be performed easily and quickly, cable assembly work can be performed easily and quickly, rotation of the screw portion is prevented, and the length of the screw portion is prevented from changing due to rotation. The loosening of the outer cable can be prevented, and there is no danger of rattling or falling off, and the lock mechanism can be reliably operated by operating the operation lever.

According to the vehicle cable length adjusting structure of the present invention, coarse adjustment and fine adjustment can be performed, and the operation of assembling the cable can be performed simply and quickly, which may cause rattling or falling off. Thus, there is no risk that the adjustment length will change after adjustment, and a length adjustment structure for a vehicle cable that can reliably operate the lock mechanism by operating the operation lever can be obtained.

[Brief description of the drawings]

FIG. 1 is a front view of a vehicle cable length adjusting structure according to the present invention.

FIGS. 2A and 2B show a length adjustment structure of a vehicle cable according to the present invention, wherein FIG. 2A is a cross-sectional view taken along the line AA of FIG. 1, and FIG.

FIG. 3 is an exploded perspective view of a length adjusting member of the vehicle cable length adjusting structure according to the present invention.

FIG. 4 is a perspective view of a vehicle cable length adjusting structure according to the present invention before assembling a length adjusting member.

5A and 5B show a length adjustment state of the vehicle cable length adjustment structure according to the present invention, wherein FIG. 5A is a front view in a normal state, FIG. 5B is a front view in a loosened state, and FIG. ) Is a front view in a pulled state.

FIG. 6 is a perspective view of a conventional vehicle cable length adjusting structure.

FIG. 7 is a perspective view of a different mode of a conventional vehicle cable length adjustment structure.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 21 Vehicle cable 23 Inner cable 25 Outer cable 27 Connecting part 29 Fixed side 30 Length adjusting member 31 Screw member 32 Female screw 35 Adjusting part main body 37 Adjusting part 39 Screw part 41 Locking part 41a Long side 42 Locking part 42a Long side 43 Male thread 45 Connecting part

Claims (3)

[Claims] An inner cable and an outer cable are provided. A connecting portion is formed at one end of the inner cable to be connected to an operation lever such as a lock mechanism of a vehicle, so that the outer cable is supported on a fixed side. In the length adjusting structure for a vehicle cable, a length adjusting member is provided at an end of the outer cable, and the length adjusting member is connected to a screw member fixed to an end of the outer cable, and the screw member. An adjusting portion main body, the adjusting portion main body has an adjusting portion, and a screw portion fixed integrally with the adjusting portion, and the adjusting portion has a plurality of locking portions formed in a longitudinal direction, It is formed so that the length in the longitudinal direction can be roughly adjusted by selectively locking any one of the plurality of locking portions on the fixed side, and the screw portion is formed with a screw member at the end of the outer cable. Screw longitudinally The length adjusting structure for a vehicle cables, characterized in that it is formed of a length so as to fine-tune. 2. An inner cable and an outer cable, wherein a connecting portion connected to an operation lever such as a lock mechanism of a vehicle is formed at one end of the inner cable, and the outer cable is supported on a fixed side. In the length adjusting structure for a vehicle cable, a length adjusting member is provided at an end of the outer cable, and the length adjusting member is connected to a screw member fixed to an end of the outer cable, and the screw member. The adjusting portion main body has an adjusting portion and a screw portion fixed integrally with the adjusting portion, and the adjusting portion has a plurality of locking portions formed of concave portions in the longitudinal direction. It is formed so that the length in the longitudinal direction can be roughly adjusted by selectively locking any one of the plurality of locking portions to the fixed side, and the screw portion is formed at the end of the outer cable. Screw member and screw The length adjusting structure for a vehicle cables, characterized in that it is formed so as to finely adjust the length of the longitudinal Te. 3. An inner cable and an outer cable are provided, and a connecting portion connected to an operation lever such as a vehicle lock mechanism is formed at one end of the inner cable, so that the outer cable is supported on a fixed side. In the length adjusting structure for a vehicle cable, a length adjusting member is provided at an end of the outer cable, and the length adjusting member is connected to a screw member fixed to an end of the outer cable, and the screw member. The adjusting portion main body has an adjusting portion and a screw portion fixed integrally with the adjusting portion, and the adjusting portion has a plurality of locking portions formed of concave portions in the longitudinal direction. It is formed so that the length in the longitudinal direction can be roughly adjusted by selectively locking any one of the plurality of locking portions to the fixed side, and the screw portion is formed at the end of the outer cable. Screw member and screw Longitudinal with is formed so as to finely adjust the length, the length adjusting structure for a vehicle cables, characterized in that the cross-sectional shape of the plurality of engaging portions are formed on the non-circular Te.