JP6502729B2 - Bar steering wheel control lever - Google Patents

Description

  The present invention relates to an operating lever for a bar handle vehicle, and more specifically, an operating bar handle vehicle having an adjusting member for dividing the operating lever into a lever body and a knocker and adjusting a grip between the lever body and the knocker. About the lever.

  The control lever pivotably attached to the hydraulic master cylinder is divided into a lever main body disposed in front of the grip at the end of the handlebar and a knocker that pushes the piston of the master cylinder via the push rod. There are some which adjust the grip margin formed between a grip and a lever main body by an adjusting member disposed between the lever main body and the knocker.

  In the case of using the adjustment bolt as the adjustment member, the adjustment bolt is screwed into the female screw hole provided in the lever main body so that the projection amount can be adjusted, and the tip end abuts against the knocker and the proximal end protrudes from the lever main body There has been provided a large diameter dial operation unit (see, for example, Patent Document 1). Also, in the case of using the adjustment cam as the adjustment member, a plurality of cam surfaces and the operation dial are integrally formed on the adjustment cam, and any one cam surface of the plurality of cam surfaces can be knocker by rotating the operation dial. There are some which are selectively brought into contact with the adjustment cam contact surface (see, for example, Patent Document 2).

Japanese Utility Model Publication No. 62-30870 JP 2005-280621 A

  However, in the thing of the above-mentioned patent documents 1, since the dial operation part of the adjustment bolt has projected greatly from the lever main part outward, there is a possibility that it may receive the influence from the outside, and also the appearance was spoiled. Further, in the case of Patent Document 2, since the housing portion of the knocker and the housing portion of the adjustment cam are formed in the lever main body, the operation lever protrudes to the front of the vehicle body and is enlarged. Furthermore, since the retainer is provided on the contact surface of the knocker with the adjustment cam, the number of parts is increased.

  Therefore, an object of the present invention is to provide a bar handle vehicle control lever which is small in size and excellent in appearance as well as making the dial operation portion of the adjustment member less susceptible to external influences.

In order to achieve the above object, according to the bar handle vehicle control lever of the present invention, a control lever rotatably mounted on a hydraulic master cylinder, a lever main body disposed in front of a grip of a handle bar, and the hydraulic pressure The piston of the master cylinder is divided into a knocker, and the knocker is disposed between bifurcated arms formed on the pivot base of the lever main body, and an adjustment member disposed between the lever main body and the knocker. A bar handle vehicle control lever for adjusting a grip formed between the grip and the lever main body, wherein an opening is formed in the pivot base of the lever main body, and the adjustment member exposes a portion of the dial operating portion, the lever main body is provided with a housing recess for housing the knocker inside the bifurcated arm, and said housing recess The knocker is provided with a female screw hole for screwing the adjusting member between the piston and the piston, and the adjusting member is a male screw portion screwed to the female screw hole so as to adjust the amount of protrusion, and the male screw portion The dial operation unit is characterized in that the base end surface is in contact with the adjustment member contact portion formed in the accommodation recess .

  Furthermore, the opening may be formed on the upper surface of the lever body attached to the vehicle body, or may be formed on a side surface of the lever body attached to the vehicle body in the front-rear direction of the vehicle body.

  Preferably, the fluid pressure master cylinder is a vertically mounted fluid pressure master cylinder disposed with the central axis of the cylinder body oriented in the direction orthogonal to the handlebar.

  According to the bar handle vehicle control lever of the present invention, the opening portion is provided in the lever main body, and a part of the dial operation portion of the adjusting member is exposed from the opening portion, so that the dial operation portion is affected from the outside It becomes difficult to receive. Furthermore, since the dial operating portion does not protrude largely outward from the operating lever as in the prior art, there is no possibility that the appearance will be lost, and the operating lever can be miniaturized.

  Furthermore, an accommodation recess for accommodating the knocker is formed inside the lever body, and a female screw hole for screwing the adjusting member to the knocker is formed, and the adjusting member is screwed in the female screw hole so as to be adjustable in projecting amount. By forming the male screw portion and the large diameter dial operation portion provided at the base end portion of the male screw portion and bringing the base end surface of the dial operation portion into contact with the adjustment member contact portion of the housing recess, the number of parts can be reduced. The grip margin can be adjusted, and the cost can be reduced, and the dial operation unit exposed from the opening can be easily operated. Further, by providing the opening portion on the upper surface of the lever main body attached to the vehicle body, the dial operation portion of the adjustment member can be disposed at a location easily accessible to the rider, thereby improving operability. be able to. Furthermore, by forming the opening on the side of the lever body attached to the vehicle body in the front-rear direction of the vehicle, the opening can be provided in a place that is less noticeable in appearance and the appearance of the operation lever can be simplified. . Further, by using the operation lever of the present invention for the vertically mounted hydraulic master cylinder, the restriction on the space where the adjustment member is provided can be improved, and the mountability of the adjustment member can be improved.

It is principal part sectional drawing of the liquid pressure master cylinder apparatus for vehicles which shows the example of 1st form of this invention. It is a front view of the hydraulic pressure master cylinder device for vehicles similarly. It is a top view of the hydraulic pressure master cylinder device for vehicles similarly. It is a perspective view of the hydraulic pressure master cylinder device for vehicles similarly. It is principal part sectional drawing of the hydraulic pressure master cylinder apparatus which shows the example of a 2nd form of this invention. It is a top view of the hydraulic pressure master cylinder device for vehicles similarly. It is a perspective view of the hydraulic pressure master cylinder device for vehicles similarly.

  Hereinafter, respective embodiments in which the present invention is applied to a vertically mounted hydraulic master cylinder device will be described in detail based on the drawings.

  1 to 4 are views showing a first embodiment of the control lever for a bar handle vehicle according to the present invention, wherein the hydraulic pressure master cylinder device 1 of the embodiment is a handlebar for steering a front wheel not shown at the front of the vehicle body. A hydraulic pressure master cylinder 4 mounted in the vicinity of the grip 3 at one end of 2, a control lever 5 attached to the hydraulic pressure master cylinder 4, and a push rod 6 interposed therebetween are provided. The piston 7 is inserted into the cylinder hole 4a of the hydraulic pressure master cylinder 4 with the cup seals 8a and 8b fitted on the outside, and the hydraulic pressure chamber 9 is between the piston 7 and the bottom wall of the cylinder hole 4a. It is made up. A return spring 10 is compressed between the bottom wall of the cylinder hole 4 a and the piston 7, and the elastic force of the return spring 10 normally biases the piston 7 in the opening direction of the cylinder hole 4 a. The retraction limit is restricted by the contact with the spherical tip 6a, and a ring 11 for retaining the piston is attached to the opening of the cylinder hole 4a.

  The side wall of the cylinder body 4b of the hydraulic pressure master cylinder 4 is provided with a connector 12 connected to a reservoir for supplying the hydraulic fluid to the hydraulic pressure chamber 9 via a hose (not shown). Hydraulic fluid flows between 4a and the reservoir. A pair of upper and lower lever holders 4c, 4c are provided at a front end of the cylinder body 4b with a predetermined gap therebetween, and a collar 13 for pivotally attaching the operation lever 5 to the lever holders 4c, 4c. And the pivot 14 are attached.

  The control lever 5 includes a lever main body 15 disposed forward of the grip 3 in the vehicle body, and a knocker 16 disposed between the inner side of the lever main body 15 and the cylinder body 4 b. The control lever 5 and the knocker An adjustment bolt 17 (an adjusting member of the present invention) for adjusting a grip margin between the operation lever 5 and the grip 3 is attached between the two.

  The lever main body 15 has a rotation base 15a pivotally supported by the lever holders 4c and 4c by a pivot 14 and an operation portion 15b disposed substantially along the front of the grip 3 in the vehicle body. An accommodation recess 15 c for accommodating the knocker 16 is formed inside the rotation base 15 a. The pivoting base 15a is formed in a U-shaped cross section in which the rear portion of the vehicle body is opened by a pair of plate-like arm portions 15d and 15d spaced apart in the upper and lower fork and a connecting portion 15e connecting the front portion of the vehicle. The accommodation recess 15c is formed inside the arms 15d, 15d. An adjusting bolt contact portion 15f (an adjusting member contact portion according to the present invention) to which the adjusting bolt 17 contacts is provided in the housing recess 15c, and the lever main body 15 is continuously connected to the adjusting bolt contact portion 15f. An opening 15 h is formed on the upper surface of the connecting portion 15 e which is the upper surface 15 g when attached to the housing.

  The knocker 16 has a pivot base 16a pivotally supported by the pivot 14, an operating arm 16b extended from the pivot base 16a to the upper side of the cylinder body, and an anti-pivot side extending from the operating arm 16b. The adjustment member mounting portion 16c is provided, and a rotation restricting piece 16d which protrudes from the rotation base 16a to the rear of the vehicle body and restricts the amount of rotation of the knocker 16 is provided. The action arm 16 b is rotatably provided with a piece member 18 that accommodates the base end of the push rod 6 at a portion facing the hydraulic pressure master cylinder 4. The adjustment member attachment portion 16c is disposed to face the adjustment bolt contact portion 15f, and a female screw hole 16e is formed in which the adjustment bolt 17 is screwed. The rotation restricting piece 16d contacts the side wall of the cylinder body 4b to prevent the knocker 16 from rotating, and between the rotation restricting piece 16d and the vehicle body inner portion 15i of the lever main body 15, the lever A spring member 19 is provided to bias the operation portion 15 b toward the grip 3 with the pivot 14 as a center.

  The adjustment bolt 17 includes an externally threaded portion 17a screwed into the internally threaded hole 16e so that the amount of protrusion can be adjusted, and a large diameter dial operation portion 17b formed at the base end of the externally threaded portion 17a. The base end surface 17c is brought into contact with the adjustment bolt contact portion 15f formed in the accommodation recess 15c.

  The lever main body 15 and the knocker 16 insert the pivoting base 16a of the knocker 16 between the arms 15d and 15d of the pivoting base 15a of the lever main body 15, and the position of the pivot insertion hole of both pivoting bases 15a and 16a The collar 13 is inserted, and in this state, both pivoting bases 15a and 16a are inserted between the lever holders 4c and 4c, the collar 13 and the insertion holes of the lever holders 4c and 4c are aligned, and pivoted to these When the lever 14 is inserted and attached, the lever body 15 and the knocker 16 are pivotally supported about the pivot 14.

  Thus, the resilient force of the return spring 10 inside the fluid pressure chamber 9 always acts on the control lever 5 mounted on the hydraulic master cylinder 4 through the piston 7 and the push rod 6, and when the control lever 5 is not operating The rotation restricting piece 16 d of the knocker 16 abuts on the cylinder body 4 b, and a grip margin is formed between the operation portion 15 b of the lever main body 15 and the grip 3. Further, the adjusting bolt 17 is in a state in which a part of the dial operating portion 17b is exposed from the opening 15h formed on the upper surface 15g of the lever main body 15, and the dial operating portion of the adjusting bolt 17 exposed from the opening 15h by the rider. When the 17b is turned to one side, the adjusting bolt 17 protrudes from the female screw hole 16e, and the base end face 17c of the dial operating portion 17b presses the adjusting bolt contact portion 15f, and the distance from the knocker 16 to the adjusting bolt contact portion 15f When the dial operating portion 17b is rotated to the other side, the adjusting bolt 17 enters the female screw hole 16e, and the gripping amount also changes.

  As described above, according to the operation lever 5 of this embodiment, a part of the dial operation portion 17b of the adjustment bolt 17 is exposed from the opening 15h provided in the lever main body 15, so that the dial operation portion 17b is outside Less susceptible to Further, unlike the conventional adjusting bolt, the operating portion does not project largely outward from the operating lever 5, so there is no possibility that the appearance will be lost, and the operating lever can be miniaturized. Further, the grip margin can be adjusted with a small number of parts, and the cost can be reduced, and the dial operation unit 17b exposed from the opening 15h can be easily operated.

  Furthermore, by providing the opening 15h on the upper surface 15g of the lever main body 15 attached to the vehicle body, the dial operation portion 17b of the adjustment bolt 17 can be disposed in a place easily accessible by the rider, operability Can be improved. Further, since the restriction on the space for providing the adjustment bolt 17 is improved, the attachment of the adjustment bolt 17 can be improved.

  FIGS. 5 to 7 show a second embodiment of the present invention, in which the same components as those of the first embodiment are designated by the same reference numerals and their detailed description will be omitted. . The lever main body 15 of the present embodiment has an opening 15k formed on the side surface 15j which is in front of the vehicle body when the lever main body 15 is attached to the vehicle body continuously to the adjusting bolt contact portion 15f. In the present embodiment, the opening 15k is provided in a place which is hardly noticeable in appearance, so that the appearance of the operation lever 5 can be simplified.

  In addition, the control lever of the present invention is not limited to the above-described respective embodiments but may be applied to any type of control lever as long as it is formed by being divided into a lever main body and a knocker. it can. Further, the control lever of the present invention is not limited to that applied to the vertically mounted hydraulic master cylinder device, but is a horizontally mounted hydraulic master in which the central axis of the hydraulic master cylinder is disposed parallel to the axis of the handlebar. The present invention can also be applied to a cylinder device and an operation lever for pulling interlocking means such as a cable.

DESCRIPTION OF SYMBOLS 1 ... Liquid pressure master cylinder apparatus, 2 ... Handle bar, 3 ... Grip, 4 ... Fluid pressure master cylinder, 4a .. Cylinder hole, 4b .. Cylinder body, 4c ... Lever holder, 5 ... Operation lever, 6 ... Push rod, 6a ... Spherical tip, 7 ... piston, 8a, 8b ... cup seal, 9 ... hydraulic pressure chamber, 10 ... return spring, 11 ... ring, 12 ... connector, 13 ... collar, 14 ... pivot, 15 ... lever main body, 15a ... Reference numeral 15b: operation portion, 15c: housing recess, 15d: arm portion, 15e: connection portion, 15f: adjustment bolt contact portion, 15g: top surface, 15h: opening portion, 15i: vehicle body inner portion, 15j: side surface , 15k: opening portion, 16: knocker, 16a: rotation base, 16b: action arm, 16c: adjustment member attachment portion, 16d: rotation restriction piece, 16e: female screw hole, 1 ... adjust bolt, 17a ... male screw portion, 17b ... dial operation unit, 17c ... proximal end face, 18 ... frame member, 19 ... spring member

Claims (4)

The control lever pivotally attached to the hydraulic master cylinder is divided into a lever main body disposed in front of the grip of the handlebar and a knocker for pressing the piston of the hydraulic master cylinder, and the lever main body The knocker is disposed between the bifurcated arms formed on the pivot base, and a grip member formed between the grip and the lever body is adjusted by an adjustment member disposed between the lever body and the knocker. In the bar handle vehicle control lever, an opening is formed in the pivot base of the lever body, and a part of the operation portion of the adjustment member is exposed from the opening .
The lever main body is provided with an accommodating recess for accommodating the knocker on the inner side of the bifurcated arm, and the knocker including an internally threaded hole for screwing the adjusting member is disposed between the accommodating recess and the piston. The adjustment member includes an external thread portion screwed to the internal thread hole so as to adjust the amount of protrusion, and a large diameter dial operation portion formed at a base end portion of the external thread portion. A bar handle vehicle control lever characterized in that it is in contact with an adjustment member contact portion formed in the housing recess . The opening, according to claim 1 Symbol mounting bar handle vehicle operating levers, characterized in that it is formed on the upper surface of the lever body being attached to the vehicle body. The opening, according to claim 1 Symbol mounting bar handle vehicle operating levers, characterized in that it is formed in the longitudinal direction of the vehicle body side surface of the lever body being attached to the vehicle body. 4. The hydraulic master cylinder according to any one of claims 1 to 3 , wherein the hydraulic master cylinder is a vertically mounted hydraulic master cylinder disposed with the central axis of the cylinder body oriented in a direction perpendicular to the handlebar. Bar handle for vehicle control lever.

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