JP2004230986A - Auxiliary brake device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an auxiliary brake device to be used in a wide range. <P>SOLUTION: An auxiliary brake pedal 17 is supported by an operation side bracket 16 provided on a passenger seat side. A casing 33 of a first cable 32 is fixed to the operation side bracket 16, and an extended wire 35 is locked with an arm 19 of the auxiliary brake pedal 17. A lever 62 is supported by a driven side bracket 61 provided on a driver seat side, and the lever 62 is provided with a pushing roller 66 for pushing an arm part 64 of the brake pedal 63 in the brake operating direction 65. The casing 33 of the first cable 32 is fixed to the driven side bracket 61, and the extended wire 35 is locked with the lever 62 to transmit the auxiliary brake pedal 17 operating force to the lever 62 as the pushing force. <P>COPYRIGHT: (C)2004,JPO&NCIPI

Description

[0001]
TECHNICAL FIELD OF THE INVENTION
The present invention relates to an auxiliary brake device used in a training vehicle or the like and capable of performing a brake operation in a passenger seat.
[0002]
[Prior art]
Conventionally, a training vehicle is provided with an auxiliary brake device 801 that allows an instructor seated in a passenger seat to perform a brake operation, as shown in FIG.
[0003]
The auxiliary brake device 801 includes an auxiliary brake pedal 811 for operating in a passenger seat. An arm 812 of the auxiliary brake pedal 811 has a connection shaft 814 rotatably supported by a bracket 813 on the passenger seat side. Fixed to. The connection shaft 814 extends to the driver's seat side, and is rotatably supported by a holder 815 provided on the driver's seat side.
[0004]
A pedal lever 821 is supported at an end of the connection shaft 814 extending from the holder 815, and a pedal holder 822 is fixed to the pedal lever 821. The pedal holder 822 is bifurcated so that the arm 824 of the brake pedal 823 can be inserted. The bolt 825 is inserted into the end of the pedal holder 822 and fixed with a nut 826 to be attached to the brake pedal 823. Is configured.
[0005]
Thus, when the instructor in the front passenger's seat steps on the auxiliary brake pedal 811, the pedaling force is transmitted to the pedal lever 821 via the connection shaft 814, and the brake on the driver's seat is turned by the pivoted pedal lever 821. The pedal 823 is operated to perform a brake operation.
[0006]
[Problems to be solved by the invention]
However, in such an auxiliary brake device 801, it is necessary to arrange the connecting rod 814 between the driver's seat and the passenger's seat, and the degree of freedom in layout when mounted on a vehicle is low, and applicable vehicle types are limited. There was a problem that would.
[0007]
The present invention has been made in view of such a conventional problem, and has as its object to provide an auxiliary brake device having a wide range of application.
[0008]
[Means for Solving the Problems]
In order to solve the above-mentioned problems, in an auxiliary brake device according to claim 1 of the present invention, an auxiliary brake pedal pivotally supported by an operating bracket on a passenger seat side, and an auxiliary brake pedal pivotally supported by a driven bracket on a driver seat side. A lever for pressing a brake pedal in a driver's seat, wherein the depression force of the auxiliary brake pedal is transmitted to the lever as a pressing force for pressing the brake pedal in a brake operation direction, the auxiliary brake device comprising: One end of the cable casing is fixed to the bracket, the wire of the cable extending from the one end is locked to the arm of the auxiliary brake pedal, and the other end of the casing is fixed to the driven bracket. The wire extending from the other end is locked to the lever, and the pressing force of the auxiliary brake pedal is used as the pressing force. To constitute a transmitting means for transmitting to the bar.
[0009]
That is, when the auxiliary brake device is mounted on a vehicle, an operating bracket supporting the auxiliary brake pedal is provided on the passenger seat side, and a driven bracket on which a lever pressing the brake pedal on the driver seat is supported is provided. Is provided on the driver's seat side. Then, one end of a cable casing is fixed to the operation side bracket, a wire of the cable extending from the one end is locked to the arm of the auxiliary brake pedal, and the other end of the casing is driven by the other end. It is fixed to a side bracket, and the wire extending from the other end is locked to the lever.
[0010]
Thus, the cable connects the auxiliary brake pedal on the auxiliary seat side with the lever on the driver's seat side, and transmits the pedaling force of the auxiliary brake pedal to the lever as the pressing force of the brake pedal.
[0011]
Further, in the auxiliary brake device according to claim 2, one end of a casing of the juxtaposed cable that is juxtaposed to the cable is fixed to the operating side bracket, and the wire of the juxtaposed cable extending from the end is fixed. While the other end of the casing of the side-by-side cable is fixed to the driven side bracket while the wire is locked to the arm of the auxiliary brake pedal, the wire extending from the other end is locked to the lever. The side-by-side cable was connected in parallel to the cable connecting the auxiliary brake pedal and the lever.
[0012]
That is, a parallel cable is connected in parallel with the cable between the auxiliary brake pedal and the lever.
[0013]
Further, in the auxiliary brake device according to the third aspect, a swing mechanism that allows the rotation of the lever due to an input from the wire while preventing the rotation of the lever following the brake pedal when operating the brake pedal is provided. Provided.
[0014]
That is, when the brake pedal in the driver's seat is independently depressed, the rotation of the lever following the brake pedal is prevented by the idle swing mechanism. Therefore, when the brake pedal is depressed, careless operation of the auxiliary brake pedal by the wire locked to the lever is prevented.
[0015]
BEST MODE FOR CARRYING OUT THE INVENTION
An embodiment of the present invention will be described below with reference to the drawings. FIG. 1 is a schematic diagram showing an auxiliary brake device 1 according to the present embodiment. The auxiliary brake device 1 is provided in a training vehicle, and is a device that enables a trainer sitting on a passenger seat to perform a brake operation.
[0016]
The auxiliary brake device 1 includes an auxiliary brake unit 11 provided on a passenger seat side and a brake control unit 12 provided on a driver seat side.
[0017]
As shown in FIG. 2, the auxiliary brake unit 11 includes a base plate 15 fixed to the floor on the passenger seat side, and an operation side bracket 16 fixed to the base plate 15. The bracket 16 is formed by bending a metal plate into a mountain shape. An auxiliary brake pedal 17 is supported by the operation side bracket 16, and the auxiliary brake pedal 17 is formed by a step plate 18 and an arm 19 extending from the step plate 18.
[0018]
The arm 19 of the auxiliary brake pedal 17 is rotatably supported between opposing side surfaces 22, 22 of the operation side bracket 16 via a rotation shaft 23. A spring 24 is wound around the rotating shaft 23, and one end of the spring 24 is engaged with a top connecting plate 25 bridging between the side surfaces 22. The other end of the spring 24 is locked to the arm 19. As a result, the brake pedal 17 is urged by the spring 24 in a direction opposite to the stepping direction 26, and is rotated in the urging direction while the arm 19 is in contact with the top connecting plate 25. Regulated.
[0019]
One end of a casing 33 of the first cable 32 is fixed via adjust nuts 34 to a lower connecting plate 31 bridging between the side surfaces 22 of the operation-side bracket 16. The extended wire 35 of the first cable 32 is locked to one side of the arm 19 of the auxiliary brake pedal 17. Further, one end of a casing 37 of a second cable 36 as a juxtaposed cable that is juxtaposed with the first cable 32 is fixed to the lower connecting plate 31 via adjust nuts 38, 38. The wire 39 of the second cable 36 extending from one end is locked to the other side of the arm 19 of the auxiliary brake pedal 17. Thus, when the auxiliary brake pedal 17 is depressed and rotated in the depressing direction 26, the wires 35 and 39 are pulled in the directions of being pulled out from the casings 33 and 37. .
[0020]
A pedal stopper 51 having a U-shaped cross section is provided on the base plate 15, and a middle portion of the cables 32 and 36 is positioned by a clip 52.
[0021]
As shown in FIG. 3, the brake control unit 12 includes a driven bracket 61 fixed to a floor on the driver's seat side, and the driven bracket 61 is formed by bending a metal plate. The driven side bracket 61 supports a lever 62. The end of the lever 62 contacts the arm 64 of a brake pedal 63 in the driver's seat as shown in FIG. A pressing roller 66 is provided for pressing in the brake operation direction 65.
[0022]
The lever 62 is formed of a U-shaped metal plate, and its base end is rotatably supported between opposing side surfaces 71, 71 of the driven side bracket 61 via a rotation shaft 72. ing. One end of a coil spring 73 is locked to the lever 62, and the other end of the spring 73 is formed in a locking portion 74 provided on the driven-side bracket 61.
[0023]
Thus, the lever 62 is urged by the coil spring 73 in a direction in which the pressing roller 66 is separated from the arm portion 64 of the brake pedal 63, and the lever 62 is provided on the driven side bracket 61. The rotation in the separation direction is restricted while being in contact with the stopper 75 (see FIG. 3), and while the rotation of the lever 62 by the input from the wires 35 and 39 is allowed, the operation of the brake pedal 63 is allowed. An idle swing mechanism 76 for preventing the rotation of the lever 62 following the brake pedal 63 at the time is configured.
[0024]
The lower plate 81 provided between the side surfaces 71, 71 of the driven side bracket 61 is provided with two cutouts 82, 82 for cable insertion, as shown in FIG. The notch 82 is locked with the other end of the casing 33 of the first cable 32 inserted, and the wire 35 of the first cable 32 extending from the other end is connected to the notch 82. The lever 62 is locked on one side surface of the intermediate portion (see FIG. 4). The other cutout 82 is locked with the other end of the casing 37 of the second cable 36 inserted therein, and the wire 39 of the second cable 36 extending from the other end is inserted. Is locked to the other side surface of the middle part of the lever 62.
[0025]
Thereby, when the auxiliary brake pedal 17 is depressed and the wires 35, 39 are pulled in the direction of being pulled out from the casings 33, 37, the wires 35, 39 bias the lever 62, and A pressing roller 66 is configured to press the arm portion 64 of the brake pedal 63 in the brake operation direction 65. Between the auxiliary brake pedal 17 and the lever 62, the first The cable 32 and the second cable 36 are connected in parallel, and both cables 32 and 36 constitute transmission means for transmitting the depression force of the auxiliary brake pedal 17 to the lever 62 as the pressing force of the brake pedal 63. .
[0026]
A retaining member 91 is fitted to the lower plate 81 of the driven-side bracket 61, and the retaining members 91 allow the cables 32, 36 to be unintentionally pulled out of the cutouts 82, 82. Has been prevented.
[0027]
In the present embodiment according to the above configuration, when the auxiliary brake device 1 is mounted on a vehicle, the operating side bracket 16 that supports the auxiliary brake pedal 17 is provided on the passenger seat side, and the brake pedal on the driver's seat is provided. A driven side bracket 61 on which a lever 62 for pressing 63 is supported is provided on the driver's seat side. Then, one ends of the casings 33, 37 of the first and second cables 32, 36 are fixed to the operation side bracket 16, and the wires 35, 39 of the cables 32, 36 extending from the one end are connected to the auxiliary brake. The other ends of the casings 33 and 37 are fixed to the driven bracket 61, and the wires 35 and 39 extending from the other ends are locked to the lever 62. I do.
[0028]
Thereby, the auxiliary brake pedal 17 on the auxiliary seat side is connected to the lever 62 provided on the driver's seat side, and a transmission means for transmitting the pedaling force of the auxiliary brake pedal 17 to the lever 62 as the pressing force of the brake pedal 63 is provided. , And the cables 32 and 36.
[0029]
Therefore, as compared with the related art in which the connecting rod needs to be arranged between the passenger seat and the driver's seat, mounting on the vehicle is possible only by arranging both cables 32 and 36. For this reason, the degree of freedom of the layout when mounted on the vehicle can be improved, and the applicable range can be expanded. Furthermore, even if a failure or the like occurs on the auxiliary brake pedal 17 side, the influence on the brake pedal 63 on the driver's seat side can be prevented.
[0030]
In addition, a second cable 36 is connected in parallel with the first cable 32 between the auxiliary brake pedal 17 and the lever 62, so that the sense of rigidity of the auxiliary brake pedal 17 can be improved and reliability can be improved. Further improvement can be achieved.
[0031]
When the trainee depresses the brake pedal 63 in the driver's seat and the brake pedal 63 rotates in the brake operation direction 65, the position of the lever 62 is held by the coil spring 73 and the rotation following the brake pedal 63 is performed. The movement is prevented by the idling mechanism 76. Thereby, the brake pedal 63 and the pressing roller 66 of the lever 62 are separated from each other, and the movement of the brake pedal 63 alone is permitted.
[0032]
Thus, when the brake pedal 63 is depressed, careless operation of the auxiliary brake pedal 17 by the wires 35 and 39 locked to the lever 62 can be prevented. Also, careless bending of each of the cables 33 and 37 can be prevented.
[0033]
【The invention's effect】
As described above, in the auxiliary brake device according to the first aspect of the present invention, the auxiliary brake pedal on the auxiliary seat side and the lever on the driver's seat side are connected, and the depression force of the auxiliary brake pedal is reduced. Transmission means for transmitting pressure to the lever can be constituted by a cable.
[0034]
Therefore, as compared with the related art in which the connecting rod needs to be arranged between the passenger seat and the driver's seat, mounting can be performed only by arranging the cable. For this reason, the degree of freedom of the layout when mounted on the vehicle can be improved, and the applicable range can be expanded. Further, even when a failure or the like occurs on the auxiliary brake pedal side, it is possible to prevent the influence on the brake pedal on the driver's seat side.
[0035]
Further, in the auxiliary brake device according to the second aspect, since the cable and the side-by-side cable are connected in parallel between the auxiliary brake pedal and the lever, the sense of rigidity of the auxiliary brake pedal can be improved and the reliability can be improved. Can be further improved.
[0036]
Furthermore, in the auxiliary brake device according to the third aspect, when the brake pedal of the driver's seat is independently depressed, the rotation of the lever following the brake pedal can be prevented by the idle swing mechanism. Thus, when the brake pedal is depressed, careless operation of the auxiliary brake pedal by the wire locked to the lever can be prevented. Also, careless bending of the cable can be prevented.
[Brief description of the drawings]
FIG. 1 is a perspective view showing an embodiment of the present invention.
FIG. 2 is a perspective view showing an auxiliary brake unit according to the embodiment.
FIG. 3 is a perspective view showing a brake control unit according to the embodiment.
FIG. 4 is a sectional view showing a main part of FIG. 3;
FIG. 5 is an exploded perspective view showing a conventional auxiliary brake device.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Auxiliary brake device 11 Auxiliary brake part 12 Brake control part 16 Operating side bracket 17 Auxiliary brake pedal 26 Depressing direction 32 First cable 33 Casing 35 Wire 36 Second cable 37 Casing 39 Wire 61 Follower side bracket 62 Lever 65 Brake operating direction 66 Press roller 76 Empty swing mechanism

Claims (3)

An auxiliary brake pedal pivotally supported by the operating side bracket on the passenger seat side, and a lever pivotally supported by the driven side bracket on the driver's seat side and pressing the brake pedal of the driver's seat, wherein the depression force of the auxiliary brake pedal is An auxiliary brake device transmitted to the lever as a pressing force for pressing a brake pedal in a brake operation direction,
One end of a casing of the cable is fixed to the operation side bracket, and a wire of the cable extending from the one end is locked to an arm of the auxiliary brake pedal, and the other end of the casing is connected to the driven side bracket. And a transmission means for transmitting the pedaling force of the auxiliary brake pedal to the lever as the pressing force by locking the wire extending from the other end to the lever. Auxiliary braking device. One end of a casing of the juxtaposed cable arranged side by side with the cable is fixed to the operation side bracket, and a wire of the juxtaposed cable extending from this end is locked to the arm of the auxiliary brake pedal. Fixing the other end of the casing of the juxtaposed cable to the driven side bracket, locking the wire extending from the other end to the lever, and connecting the auxiliary brake pedal and the lever. 2. The auxiliary brake device according to claim 1, wherein the side-by-side cable is connected in parallel to the cable. 2. An idle swing mechanism for allowing rotation of the lever due to an input from the wire while preventing rotation of the lever following the brake pedal when operating the brake pedal. 3. The auxiliary brake device according to 2.

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