TWI782594B - Brake operating device - Google Patents

Abstract

The present invention relates to a brake operating device for braking a first brake generating device and a second brake generating device. The brake operating device includes a brake lever fixing seat, a brake lever, a balance member and a brake lock lever. The balance member is pivoted at the third pivot point and has a balance positioning part. The balance member is used to distribute the force from the brake lever to a first brake generating device and a second brake generating device. The brake lock lever is pivoted at the second pivot point and has an interference part and an operation part. Wherein, the brake lock lever is arranged on the inner side of the brake lever fixing seat. When the interference part contacts and interferes with the balance positioning part, the balance member will continue to exert a pulling force on the first brake generating device to achieve the holding effect. Thereby, it is helpful for the brake operating device to improve the space utilization and reduce the volume of the brake lock lever to achieve the purpose of miniaturization.

Description

brake operating device

The invention relates to a brake operating device, in particular to a brake operating device suitable for a locomotive linkage braking system.

In order to improve the safety of motorcycle riding, the government compulsorily installs a linkage braking system in accordance with vehicle safety-related laws and regulations, so as to effectively shorten the braking distance.

Please refer to FIG. 1 and FIG. 2 , which are respectively a side view of a conventional brake operating device and a cross-sectional view of A-A in FIG. 1 . The figure shows a known brake operating device 9, which is disclosed in the Chinese patent announcement No. CN108883809 patent case, when the rider operates a brake lock lever 93, a lock pin 96 of the brake lock lever 93 will be connected with a brake The equalizer 94 is buckled, and now the brake equalizer 94 will not return to the initial state, and the brake equalizer 94 will apply a braking force to the rear wheel for a long time to achieve the purpose of parking.

Wherein, the brake lock lever 93 is arranged on a brake bracket 92 via a second support mounting part 95, and since the brake lock lever 93 covers part of the brake bracket 92, the brake equalizer 94 and the brake lever 91, in addition to the occupied space It is relatively large, and it is very difficult to lubricate and maintain the brake equalizer 94 because it is covered, and when assembling and erecting, the brake bracket 92 needs to be additionally provided with a spring seat to install the spring, which will complicate the shape requirements of the brake bracket 92.

Because of this, the inventor, based on the spirit of active invention, desperately thought of a brake operating device that can solve the above-mentioned problems, and finally completed the present invention after several researches and experiments.

The main purpose of the present invention is to provide a brake operating device. Through the contact interference between the interfering part of the brake lock lever and the positioning part, the balance member continuously exerts a pulling force on the first brake generating device to achieve the parking effect and lock the brake at the same time. The lever is arranged inside the brake lever fixing seat, which helps to improve space utilization and reduce the volume of the brake lock lever to achieve the purpose of miniaturization.

To achieve the above object, the brake operating device of the present invention is used to brake a first brake generating device and a second brake generating device, comprising a brake lever fixing base, a brake lever, a balance piece and a brake locking lever. The brake lever fixing seat is arranged on a handle and has a first pivot point and a second pivot point. The brake lever is pivotally arranged at the first pivot point, can rotate at the first pivot point, and has a grip for the rider to operate the brake and a third pivot point. The balance piece is pivotally arranged at the third pivot point, can rotate at the third pivot point, has a balance positioning part, and the balance piece is used to distribute the applied force from the brake lever to a first brake generating device and a second brake generating device. The brake locking lever is pivotally arranged at the second pivot point, can rotate at the second pivot point, and has an interference portion and an operation portion.

Wherein, the brake locking lever is arranged inside the brake lever fixing seat. When the interference part contacts and interferes with the balance positioning part, the balance member will continue to apply a pulling force to the first brake generating device to achieve a parking effect.

Another brake operating device of the present invention is used to brake a first brake generating device and a second brake generating device, comprising a brake lever fixing seat, a brake lever, a balance piece and a brake lock lever. The brake lever fixing seat is arranged on a handle and has a first pivot point and a second pivot point. The brake lever is pivotally arranged at the first pivot point and can rotate at the first pivot point. It has a grip portion for the rider to operate the brake, a third pivot point and a lever positioning portion. The balance member is pivotally arranged at the third pivot point and can rotate at the third pivot point to distribute the applied force from the brake lever to a first brake generating device and a second brake generating device. The brake locking lever is pivotally arranged at the second pivot point, can rotate at the second pivot point, and has an interference portion and an operation portion.

Wherein, the brake locking lever is arranged on the inside of the brake lever fixing seat. When the interference part contacts and interferes with the lever positioning part, the balance member will continue to exert a pulling force on the first brake generating device and the second brake generating device to achieve the parking effect. .

With the above two designs, no matter through the interference between the interference part and the balance positioning part or through the contact interference between the interference part and the lever positioning part, the parking effect can be achieved. In order to improve space utilization and reduce the volume of the brake locking lever, the purpose of miniaturization is achieved.

The brake lever fixing seat may include an upper fixing plate, a lower fixing plate and a connecting plate connecting the upper fixing plate and the lower fixing plate. The upper fixing plate, connecting plate and lower fixing plate can be arranged in order to form a ㄇ-shaped structure, so that the brake locking lever is arranged in the accommodation space of the ㄇ-shaped structure. Thereby, through the simple structural configuration, the waste of space can be effectively reduced, and the convenience of assembly and maintenance can be improved.

The above-mentioned brake operating device may further include an elastic member, one end of which is in contact with the brake lever fixing seat, and the other end is in contact with the brake lock lever, so as to provide an elastic restoring force of the brake lock lever, and when the parking is completed, the brake can be locked. The lever returns to its original position.

The above summary and the following detailed description are exemplary in order to further illustrate the scope of the present invention. Other purposes and advantages of the present invention will be described in the subsequent description and illustrations.

Please refer to FIG. 3 , which is a configuration diagram of the linkage brake system according to the first embodiment of the present invention. The figure shows a linkage brake system 1 with parking function, which mainly includes a first brake operating device 4 , a second brake operating device 5 , a first brake generating device 6 and a second brake generating device 7 . In this embodiment, the first brake operating device 4 is connected to the first brake generating device 6 through a first brake wire 81 , so that the drum brake structure 61 of the first brake generating device 6 can be used for braking. The brake master cylinder 51 of the second brake operating device 5 is connected to the second brake generating device 7 with a brake oil pipe 83, which can make the disc brake structure 71 of the second brake generating device 7 actuate the brake. The first brake operating device 4 is connected to the second brake operating device 5 with a second brake wire 82 in addition, so that the disc brake structure 71 of the second brake generating device 7 can be operated to brake, thereby achieving the effect of interlocking brake.

Please refer to FIG. 4 to FIG. 7 , which are respectively a perspective view, a side view and a perspective view from another angle of view of the first brake operating device according to the first embodiment of the present invention. As shown in the figure, in this embodiment, the brake operating device 4 includes a brake lever fixing seat 41 , a brake lever 42 , a balance member 43 , a brake lock lever 44 and an elastic member 45 . The brake lever fixing seat 41 includes an upper fixing plate 411, a lower fixing plate 412 and a connecting plate 413 connecting the upper fixing plate 411 and the lower fixing plate 412, that is to say, the ideal design structure is the upper fixing plate 411, the connecting plate 413 and the lower fixing plate 412 are arranged in order to form a ㄇ-shaped structure, so that the brake locking lever 44 is arranged in the accommodating space of the ㄇ-shaped structure, and the upper fixing plate 411 is arranged on a handle 3 . Thereby, through the simple structural configuration, the waste of space can be effectively reduced, and the convenience of assembly and maintenance can be improved.

The upper fixing plate 411 has a first pivot point 4111 and a second pivot point 4112 . The brake lever 42 is pivoted at the first pivot point 4111 and can rotate at the first pivot point 4111 . It has a grip 421 for the rider to operate the brake and a third pivot point 422 . The balance piece 43 is pivotally arranged at the third pivot point 422 and can rotate at the third pivot point 422. It has a balance positioning part 431. The balance piece 43 is used to distribute the applied force from the brake lever 42 to the first brake generating device. 6 and the second brake generating device 7. The brake locking lever 44 is pivoted at the second pivot point 4112 , can rotate at the second pivot point 4112 , and has an interference portion 441 and an operation portion 442 . One end of the elastic member 45 is in contact with the brake lever fixing seat 41, and the other end is in contact with the brake lock lever 44 to provide an elastic restoring force for the brake lock lever 44. After the parking is completed, the brake lock lever 44 can be returned to the initial position.

Wherein, the brake locking lever 44 is arranged on the inner side of the brake lever fixing seat 41. To be precise, the brake locking lever 44 is arranged in the accommodating space of the ㄇ-shaped structure below the upper fixing plate 411 and above the lower fixing plate 412. In order to improve space utilization and reduce the volume of the brake locking lever 44.

Please refer to FIG. 7 , which is an operation diagram of the normal state of the first brake operating device according to the first embodiment of the present invention. Please refer to FIG. 3 together. In this embodiment, the first brake wire 81 of the interlocking brake system includes a first inner wire 811 and a first bushing 812. Part of the first inner wire 811 is covered by the first bushing 812. In other words, the first inner wire 811 can transmit part of the applied force of the balance member 43 to the first brake generating device 6 . One end of the first bushing 812 leans against the brake lever fixing seat 41, and the other end leans against the first brake generating device 6. At the same time, in order to make the device of the elastic member 45 more stable, the elastic member 45 can also be arranged on the first brake operating device. 4 and the first sleeve 812 (not shown). The second brake wire 82 includes a second inner wire 821 and a second bushing 822. Part of the second inner wire 821 is covered by the second bushing 822. The second inner wire 821 can apply force to a part of the balancer 43. Transmission to the second brake operating device 5, one end of the second bushing 822 abuts against the brake lever fixing seat 41, and the other end abuts against the second brake operating device 5, and the balance positioning part 431 is closer to the first inner wire 811 and farther away. The second internal line is 821.

When the rider operates the brake lever 42, the brake lever 42 will rotate with the first pivot point 4111 as a fulcrum, and pull the balance member 43 through the third pivot point 422, so that the balance member 43 can transmit the applied force to the The first inner wire 811 and the second inner wire 821 . Among them, the first internal line 811 activates the drum brake structure 61 of the first brake generating device 6 to generate braking force, and the second internal line 821 enables the master brake cylinder 51 of the second brake operating device 5 to generate oil pressure, which is then transmitted through the brake oil pipe 83 To the second braking generating device 7, the disc braking structure 71 is actuated to generate braking force, thereby achieving the effect of interlocking braking.

Please refer to FIG. 8 , which is an action diagram of the parking state of the first brake operating device according to the first embodiment of the present invention. As shown in the figure, when the rider continues to operate the brake lever 42, he also operates the operation portion 442 of the brake lock lever 44, so that the interference portion 441 of the brake lock lever 44 comes into contact with the balance positioning portion 431 of the balance member 43. put one's oar in. At this time, the rider can no longer apply force to the brake lever 42, and the balance member 43 will be in contact with the interference part 441 due to the balance positioning part 431 and the interference part 441, so that the first inner cable 811 will continue to be pulled by the balance member 43 and cannot be released, and then the first inner cable 811 will not be released. The drum brake structure 61 of the brake generating device 6 continues to operate to generate a braking force to achieve a parking effect. In this embodiment, since the second inner wire 821 is far away from the balance positioning part 431, the balancer 43 will release the force applied to the second inner wire 821, ending the braking effect of the disc brake structure 71 of the second brake generating device 7, so as to Protect the oil pressure system from damage caused by long-term pressure holding in the parking state.

Please refer to FIG. 9 , which is a configuration diagram of the linkage brake system according to the second embodiment of the present invention. The figure shows a linkage brake system 1' with parking function, which mainly includes a first brake operating device 4', a second brake operating device 5', a first brake generating device 6 and a second brake generating device 7' . In this embodiment, the first brake operating device 4' is connected to the first brake generating device 6 with a first brake wire 81, so that the drum brake structure 61 of the first brake generating device 6 can be used for braking. The second brake operating device 5' is connected to the second brake generating device 7' with a third brake wire 83', so that the drum brake structure 71' of the second brake generating device 7' can be braked. The first brake operating device 4' is connected to the second brake generating device 7' with a second brake wire 82' in addition, so that the drum brake structure 71' of the second brake generating device 7' can be linked to actuate the brake.

Please refer to FIG. 10 , which is an action diagram of the parking state of the first brake operating device according to the second embodiment of the present invention. As shown in the figure, the basic structure of the first brake operating device 4' of this embodiment is the same as that of the first embodiment, but the difference is that the structural design of the brake lever 42' and the balance member 43' is slightly different from that of the first embodiment. There are differences, wherein, the brake lever 42 ′ is pivotally arranged at the first pivot point 4111 , and has a grip portion 421 , a third pivot point 422 and a lever positioning portion 423 . The balance member 43' is pivotally arranged at the third pivot point 422 for distributing the applied force from the brake lever 42' to the first brake generating device 6 and the second brake generating device 7'.

When the rider continues to operate the brake lever 42', he also operates the operation part 442 of the brake lock lever 44, so that the interference part 441 of the brake lock lever 44 and the lever positioning part 423 of the brake lever 42' produce contact interference. At this time, the rider can no longer exert force on the brake lever 42, and the balance member 43' will be continuously pulled by the balance member 43' due to the contact and interference between the lever positioning part 423 and the interference part 441. It cannot be released, so that the drum brake structure 61 of the first brake generating device 6 and the drum brake structure 71' of the second brake generating device 7' continue to operate to generate braking force to achieve the parking effect.

The above-mentioned embodiments are only examples for convenience of description, and the scope of rights claimed by the present invention should be based on the scope of the patent application, rather than limited to the above-mentioned embodiments.

1,1': Interlocking brake system 3: handle 4,4': The first brake operating device 41: Brake lever fixing seat 411: upper fixed plate 4111: The first pivot point 4112: Second pivot point 412: Bottom fixed plate 413: connection plate 42,42': brake lever 421: Grip 422: The third pivot point 43,43': balance piece 431: Balance Positioning Department 44: Brake lock lever 441: Department of Interference 442: Operation Department 45: Elastic parts 5,5': Second brake operating device 51: Brake master cylinder 6: The first brake generating device 61: Drum brake structure 7,7': The second brake generating device 71: Disc brake structure 71': Drum brake structure 81: The first brake wire 811: The first insider 812:First Casing 82,82': Second brake wire 821: The second inner line 822:Second Casing 83:Brake oil pipe 83': The third brake wire 9: Brake operating device 91: brake lever 92: Brake bracket 93: Brake lock lever 94:Brake Equalizer 95:Second supporting mounting piece 96: Locking pin

Fig. 1 is a side view of a conventional brake operating device. Fig. 2 is a sectional view of A-A of Fig. 1 . Fig. 3 is a configuration diagram of the interlocking braking system of the first embodiment of the present invention. Fig. 4 is a perspective view of the first brake operating device of the first embodiment of the present invention. Fig. 5 is a side view of the first brake operating device according to the first embodiment of the present invention. Fig. 6 is a perspective view of another angle of view of the first brake operating device of the first embodiment of the present invention. Fig. 7 is an operation diagram of the normal state of the first brake operating device of the first embodiment of the present invention. Fig. 8 is an action diagram of the parking state of the first brake operating device according to the first embodiment of the present invention. Fig. 9 is a configuration diagram of a linkage brake system according to a second embodiment of the present invention. Fig. 10 is an action diagram of the parking state of the first brake operating device according to the second embodiment of the present invention.

3: handle

4: The first brake operating device

41: Brake lever fixing seat

411: upper fixed plate

413: connection plate

42:Brake lever

43: Balance piece

44: Brake lock lever

45: Elastic parts

Claims (5)

A brake operating device for braking a first brake generating device and a second brake generating device, comprising: a brake lever fixing seat, which is arranged on a handle and has a first pivot point and a second pivot point; A brake lever, pivoted at the first pivot point, has a grip and a third pivot point; a balance piece, pivotally arranged at the third pivot point, having a balance positioning portion, the balance piece is used to distribute the applied force from the brake lever to the first brake generating device and the second brake generating device; and a brake locking lever, pivoted at the second pivot point, has an interference part and an operation part; Wherein, the brake locking lever is arranged inside the brake lever fixing seat, and when the interference part contacts and interferes with the balance positioning part, the balance member will continue to apply a pulling force to the first brake generating device to achieve the parking effect . A brake operating device for braking a first brake generating device and a second brake generating device, comprising: a brake lever fixing seat, which is arranged on a handle and has a first pivot point and a second pivot point; A brake lever, pivotally arranged at the first pivot point, has a grip portion, a third pivot point and a lever positioning portion; a balance member pivotally arranged at the third pivot point for distributing the applied force from the brake lever to the first brake generating device and the second brake generating device; and a brake locking lever, pivoted at the second pivot point, has an interference part and an operation part; Wherein, the brake locking lever is arranged inside the brake lever fixing seat, and when the interference part contacts and interferes with the lever positioning part, the balance member will continue to exert force on the first brake generating device and the second brake generating device. One pulling force, and reach parking effect. The brake operating device according to claim 1 or claim 2, wherein the brake lever fixing seat includes an upper fixing plate, a lower fixing plate, and a connecting plate connecting the upper fixing plate and the lower fixing plate. The brake operating device according to claim 3, wherein the upper fixing plate, the connecting plate and the lower fixing plate are arranged in sequence to form a ㄇ-shaped structure, so that the brake locking lever is arranged on the ㄇ-shaped structure within the accommodation space. The brake operating device according to claim 1 or claim 2, wherein the brake operating device further includes an elastic member, one end of which is in contact with the brake lever fixing seat, and the other end is in contact with the brake locking lever.

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