JP2002205678A - Cable fixture and bicycle equipped with cable fixture - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a cable fixture and a bicycle equipped with the cable fixture that can efficiently and positively fix a cable. SOLUTION: This cable fixture 2 for fixing the cable 3 to a frame of the bicycle is composed of a rigid body 10 fixed to the frame, and a guide body 20 sliding to be detachably engaged with the rigid body 10 and surrounding the cable 3 in cooperation with the rigid body 10 to guide the cable 3. The cable 3 can thereby be fixed well as well as positively with extremely simple operation of arranging the cable 3 near the rigid body and slidingly inserting the guide body 20.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a cable fixing device for fixing a cable along a frame of a two-wheeled vehicle such as a bicycle.

[0002]

2. Description of the Related Art Bicycles are provided with wires for operating brakes and transmissions, and these wires must be fixed to a frame so as not to hinder driving. In an electric bicycle, a switch for controlling the electric motor, a headlight powered by a battery, and the like are connected by cords, and in addition to the wires, these cords also need to be fixed to the frame. is there.

As a structure of a conventional cable fixing device for fixing a cable such as a wire or a cord, FIG.
As shown in FIG.
Is fixed to the body frame 51 in advance, and the fixing tool 5
A structure is known in which the cable 53 is fixed to the frame 51 by sequentially passing the cable 53 manually through the insertion hole 52 of the “0”.

[0004]

However, in the above-mentioned conventional cable fixing device, since the cable 53 must be sequentially inserted into the insertion hole 52 of the fixing device 50, much work is required and workability is poor. There was a defect. Further, since the cable 53 is held in an unstable state simply inserted through the insertion hole 52, the cable 53 is not fixed properly and does not have a sufficient fixing function.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems, and provides a cable fixing device capable of efficiently fixing a cable and securely fixing the cable, and a bicycle having the cable fixing device. The purpose is to:

[0006]

According to the present invention, there is provided a cable fixing device for fixing a cable along a frame of a motorcycle, the cable fixing device being attached to a frame. It is characterized by comprising a fixed rigid body and a guide body which slides on and is detachably engaged with the rigid body and cooperates with the rigid body to guide around the cable.

With this configuration, the cable can be fixed simply by sliding the guide body and assembling the rigid body with the cable positioned between the rigid body and the guide body.

[0008] Specifically, on both sides of the rigid body,
A bent portion that bends to the side away from the frame and surrounds the portion near the frame where the cable is to be provided from the outside; the guide body surrounds the cable installation portion from the outside; Is provided with an outer cylindrical portion which contacts and engages from the outside.

According to this configuration, the cable can be satisfactorily surrounded by the rigid body and the outer cylinder, and both ends of the outer cylinder contact the bent piece of the rigid body from the outside. Therefore, even when the outer cylindrical portion is deformed by an external force acting thereon, the engagement state of the engaging portion is maintained, and a problem that the cable goes out of the outer cylindrical portion may occur. Absent.

[0010] Preferably, the outer cylindrical portion surrounding the cable arrangement portion from the outside is surrounded by the outer cylindrical portion together with the cable arrangement portion, and the guide body slides and engages with the rigid body in the front-rear direction. A slide engaging portion is provided. Accordingly, since the slide engagement portion is disposed at a position surrounded by the outer cylinder portion and the cable, it is possible to prevent a situation in which the engagement state is disengaged when the driver's foot or the like hits the slide engagement portion from the outside. You.

As a more specific configuration, a rigid body is formed of a plate-like material, and a projection is formed on the rigid body at a predetermined distance from a frame and formed with a groove extending in the front-rear direction. In the engaging portion, a base part of which is inserted into the groove of the rigid body, an insertion part extending from the base to both sides and inserted between the frame and the protruding surface of the rigid body,
In cooperation with this insertion portion, a sandwiching portion for sandwiching the protruding surface of the rigid body from the opposite side in the thickness direction, and by engaging with the front or rear surface of the rigid body, cooperating with the base to form the protruding surface of the rigid body. A claw portion is provided for sandwiching from front and rear.

In this configuration, when the slide engagement portion is engaged with the rigid body, the guide portion is sandwiched between the rigid body by the sandwiching portion and the claw portion in the thickness direction and the front-back direction. Is firmly fixed to the rigid body in the posture surrounding.

[0013] As another specific configuration, an outer cylinder portion surrounding the cable arrangement portion from outside is formed on the guide body.
A cable pressing wall portion that protrudes inward in a curved shape along the outer shape of the cable and that presses the cable toward the rigid body is formed on the inner surface of the outer cylindrical portion.

[0014] This makes it difficult for the cable to move in the front-rear direction or the lateral direction in the outer tube portion due to the cable pressing wall portion, and the cable is more securely fixed. In addition, since the rigid body is made of metal, the rigid body can be welded to the frame and securely supported.

A bicycle provided with the above cable fixing device is also included in the gist of the present invention.

[0016]

Embodiments of the present invention will be described below with reference to the drawings. As shown in FIG. 1, a plurality of cable fixing devices 2 are arranged on the lower surface of the main pipe 1 as a frame of the bicycle 30 at intervals in the axial direction thereof. Cable 3 is fixed to the main pipe 1. In this embodiment, as the cable 3, for example, a rear brake wire 3A for operating the brake of the rear wheel 6, a transmission wire 3B for operating the transmission, and an assist ratio of the auxiliary driving force of the electric motor are controlled. The main control cord 3C and a headlight cord 3D for connecting a headlight powered by a battery and the like are fixed (see FIG. 2), but are not limited thereto.

As shown in FIGS. 2 to 6, the cable fixture 2 includes a single rigid body 10 made of a metal plate welded to the main pipe 1, and slides in the front-rear direction with respect to the rigid body 10. It comprises a single guide body 20 made of synthetic resin such as polypropylene which is detachably engaged and cooperates with the rigid body 10 to guide and surround the cable 3.

The rigid body 10 is generally a main pipe 1
Of the main pipe 1
Are welded to the bottom surface side curved portion at two circumferentially welded portions 14, 15 (see FIG. 4: integrated with the main pipe 1 after welding). However, an arc-shaped protruding portion 11 slightly protruding downward is formed in the central portion so as to be located at a predetermined interval from the bottom surface of the main pipe 1, and the protruding portion 11 extends forward and backward and is open on the rear side. Groove 12 is provided. On both sides of the rigid body 10, bent pieces 13 are formed to bend to the side away from the main pipe 1 and to surround the portion near the main pipe of the cable arrangement location 4 (see FIGS. 5 and 6) from the outside. Have been.

The guide body 20 is surrounded by a substantially semi-cylindrical outer cylinder portion 21 surrounding the cable installation location 4 from the outside (from the lower side and both sides), and the outer cylinder portion 21 surrounds the cable installation location 4 together with the cable installation location 4. A slide engagement portion 22 that slides and engages with the rigid body 10 in the front-rear direction is integrally formed and provided.

The outer cylinder 21 has rigid bodies 1 at both ends.
0 is formed with a substantially triangular prism-shaped engaging side portion 21a whose inner surface portion comes into contact with and engages from the outside, and the outer surface of the four cables 3 is formed on the inner surface of the outer cylindrical portion 21. And a cable pressing wall portion 21b that protrudes inward and presses the cable 3 toward the rigid body 10 in a curved shape along the line.

A part of the slide engaging portion 22 is inserted into the groove portion 12 of the rigid body 10 and extends downward from the upper end of the base portion 22a. Insertion portion 22b inserted between the bottom surface of the main pipe 1 and the protruding portion 11 of the rigid body 10, and extends rearward from the base portion 22a and cooperates with the insertion portion 22b to form the protruding portion 11b of the rigid body 10. 22c for sandwiching the base 22 from the opposite side (that is, the lower side) in the thickness direction, and extending upward from the rear end of the sandwiching portion 22c to engage with the rear surface of the rigid body 10 to thereby form the base 22.
and a claw portion 22d for sandwiching the protruding surface portion 11 of the rigid body 10 from the front and rear in cooperation with a. An inclined surface 22e is formed at the rear of the claw 22d.

When fixing a plurality of cables 3 by the cable fixing device 2, the following operation is performed. As shown in FIGS. 5 and 6, all the cables 3 are arranged below the rigid body 10 welded to the bottom surface of the main pipe 1, and the rigid body 10
The guide body 20 is slid forward and inserted from the rear position. Thereby, the insertion portion 22b of the guide body 20 is inserted between the bottom surface of the main pipe 1 and the protruding surface 11 of the rigid body 10, and the inclined surface 22e formed on the claw 22d of the guide body 20 is rigid. The claw portion 22d comes into contact with the rear end surface of the groove portion 12 of the body 10 and climbs over the portion following the groove portion 12 of the rigid body 10, and then, when reaching the rear surface of the rigid body 10, is raised by the elasticity of the sandwiching portion 22c. Return to claw 22d
Engages with the rear surface of the rigid body 10.

As a result, the rigid body 10 is sandwiched from above and below by the insertion portion 22b and the sandwiching portion 22c of the guide body 20, and the rigid body 10 is also sandwiched from the front and back by the base 22a and the claw 22d of the guide body 20. The guide body 20 is firmly connected to the rigid body 10 fixed to the main pipe 1 in a posture holding the cable 3.

As described above, the cable 3 can be securely and satisfactorily fixed only by an extremely simple operation of arranging the cable 3 below the rigid body 10 and slidingly inserting the guide body 20. In addition, since the cable fixture 2 is composed of only two parts, one rigid body 10 and one guide body 20, the manufacturing cost can be reduced and the assembly procedure can be minimized. And work efficiency is improved.

In the assembled state, since the cable pressing wall 21b presses each cable 3 toward the rigid body 10,
The cable 3 does not easily move in the front-rear direction or the lateral direction in the outer tube portion 21, so that the cable 3 is more securely fixed, and the reliability is improved.

The cable 3 is satisfactorily surrounded by the rigid body 10 and the outer cylindrical portion 21 of the guide body 20, and the bent side 13 of the rigid body 10 engages with the engaging side 21 of the guide body 20.
a is in contact with the outside and engaged therewith, even if the outer tube 21 is deformed by an external force acting thereon, these engagements are maintained, and the cable 3 comes out of the outer tube 21. No failures occur.

The slide engaging portion 22 of the guide body 21
Is disposed at a position surrounded by the outer tube portion 21 and the cable 3, so that the engagement state of the slide engagement portion 22 due to the driver's foot or the like coming into contact with the outside can be prevented. Further, even if the claw portion 22d is broken by an external force or the like, the insertion portion 22b of the guide body 20 is inserted between the bottom portion of the main pipe 1 and the protruding surface portion 11 of the rigid body 10, so that the main It does not fall off from the pipe 1. Therefore, these also maintain the function of holding the cable 3 and improve reliability.

In addition, since the guide body 20 is made of polypropylene, it does not break even when it is bent due to an external force or the like, and is relatively soft. Even if pressed, the cable 3 is not damaged, and thus the reliability is further improved. However, a flexible material other than polypropylene may be used.

In the above embodiment, the case where the cable 3 is fixed to the main pipe 1 has been described. However, the present invention is not limited to this, and the present invention can be applied to the chain stay 5 and other frame parts. Of course. Although FIG. 1 shows a case where the cable fixture 2 is assembled to an electric bicycle, the present invention can be applied to a general non-electric bicycle or motorcycle. In addition, by making the rigid body 10 made of metal, the rigid body 10 can be welded to a frame such as the main pipe 1 to be reliably supported, but is not limited thereto, and may be a material having high rigidity. I just need.

[0030]

As described above, according to the present invention, the rigid body fixed to the frame is slidably and detachably engaged with the rigid body, and surrounds the cable in cooperation with the rigid body. By constructing the cable fixing device from the guide body to guide, only a very simple operation of arranging the cable near the rigid body and slidingly inserting the guide body,
Since the cable can be fixed securely and well, and the cable fixing device is composed of only two parts, the manufacturing cost can be reduced and the assembly procedure is minimized, and the work efficiency is good. Becomes

Also, bent portions are provided on both sides of the rigid body to bend toward the side away from the frame to surround the portion near the frame where the cable is provided from outside, and the guide body has both ends formed of the rigid body. By providing the outer cylindrical portion that contacts and engages the bent piece portion from the outside, the cable can be satisfactorily surrounded by the rigid body and the outer cylindrical portion, and furthermore, the outer cylindrical portion is deformed by an external force. Even in such a case, there is no problem that the cable goes out of the outer cylindrical portion, and the reliability is improved.

Also, by arranging the slide engagement portion which slides and engages with the rigid body at a position surrounded by the outer cylinder portion and the cable, the driver's foot or the like hits the slide engagement portion from the outside. As a result, it is possible to minimize the possibility of the engagement state being disengaged, thereby improving reliability.

Further, when the slide engaging portion is engaged with the rigid body, the guide body is sandwiched by the sandwiching portion and the claw portion in the thickness direction and the front-back direction with respect to the rigid body. Since the cable is securely fixed to the rigid body in a posture surrounding the cable, reliability is further improved.

In addition, by forming a cable pressing wall portion which protrudes inward in a curved shape along the outer shape of the cable and presses the cable toward the rigid body on the inner surface of the outer cylindrical portion, the cable is formed inside the outer cylindrical portion. It becomes difficult to move in the front-rear direction and the lateral direction, and the cable is more securely fixed.

[Brief description of the drawings]

FIG. 1 is a side view of a bicycle provided with a cable fixing device according to an embodiment of the present invention.

FIG. 2 is a perspective view of the cable fixing device according to the embodiment of the present invention.

FIG. 3 is a cross-sectional view of the cable fixing device as viewed from the rear side.

FIGS. 4A and 4B are a rear view and a plan view of a rigid body of the cable fixture.

FIG. 5 is a perspective view of a state when the cable fixing device is attached, as viewed from the upper front.

FIG. 6 is a perspective view of the state when the cable fixing device is attached, as viewed from the rear upper side.

FIG. 7 is a perspective view of a conventional cable fixing device (shown obliquely upward from below for easy understanding).

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Main pipe (frame) 2 Cable fixture 3 Cable 4 Cable arrangement place 10 Rigid body 11 Protrusion part 12 Groove part 13 Bend piece part 20 Guide body 21 Outer cylinder part 22 Slide engagement part 21b Cable pressing wall part 22a Base part 22b Insertion Part 22c Clamping part 22d Claw part

Claims (7)

[Claims] 1. A cable fixing device for fixing a cable along a frame of a motorcycle, the cable fixing device comprising: a rigid body fixed to the frame; And a guide body for surrounding and surrounding the cable in cooperation with the rigid body. 2. A bent piece portion is provided on both sides of the rigid body to bend away from the frame so as to surround a portion closer to the frame where the cable is provided from outside, and the guide body is provided with a bent portion from the outside. 2. The cable fixing device according to claim 1, wherein an outer tube portion is provided, which is surrounded and has both ends contacting and engaging with the bent piece portion of the rigid body from outside. 3. An outer cylinder portion surrounding the cable arrangement portion from the outside on the guide body, and a slide member which is surrounded by the outer cylinder portion together with the cable arrangement portion and slides and engages with the rigid body in the front-rear direction. The cable fixing device according to claim 1, wherein a joining portion is provided. 4. A rigid body is formed of a plate-like material, and a projection is formed on the rigid body at a predetermined distance from a frame and formed with a groove extending in the front-rear direction. A base part of which is inserted into the groove of the rigid body, an insertion part extending to both sides from the base and inserted between the frame and the projection of the rigid body, and the rigid body cooperating with the insertion part And a claw that sandwiches the protruding surface of the rigid body from the front and rear in cooperation with the base by engaging with the front or rear surface of the rigid body. The cable fixture according to claim 3, wherein: 5. A guide body having an outer cylindrical portion surrounding the cable arrangement portion from the outside, and projecting inward in a curved shape along the outer shape of the cable on the inner surface of the outer cylindrical portion so as to guide the cable toward the rigid body. The cable fixing tool according to any one of claims 1 to 4, wherein a cable pressing wall portion for pressing is formed. 6. The cable fixing device according to claim 1, wherein the rigid body is made of metal. 7. A bicycle comprising the cable fixing device according to claim 1.