CN103723230B - The brake lever of motorcycle/electric car butterfly brake - Google Patents

Abstract

The present invention is applicable to the field of butterfly brakes, and provides a brake handle of a motorcycle/electric vehicle butterfly brake. The brake handle includes a hand brake handle, a locking handle, a handle fixing support, an interlock mechanism and a shaft pin. . The locking handle is connected with the fixed support of the handle through the pivot pin, and the handbrake handle and the locking handle can rotate along the pivot pin fixed on the fixed support of the handle. The locking handle is located on In the handbrake handle, the interlock mechanism is respectively connected to the handbrake handle, the lock handle and the handle fixing support, and the interlock mechanism controls the rotation of the handbrake handle through the lock handle. The wind resistance of the raincoat is transmitted through the handbrake handle to prevent the locking handle from being pressed down, and the interlock mechanism is used to lock the handbrake handle so that the passive force generated by the wind resistance is transferred to the handlebar without causing the handbrake handle to rotate; the handle structure Simple, low cost and easy to use.

Description

Brake handle of butterfly brake for motorcycle/electric vehicle

technical field

The invention belongs to the field of butterfly brakes, and in particular relates to a brake handle of a motorcycle/electric vehicle butterfly brake.

Background technique

The current motorcycle/electric vehicle disc brake mainly consists of brake handle, hand brake hydraulic cylinder, disc brake pads and hydraulic brake device, and the brake handle is the control mechanism for braking force generation. When the brake handle rotates, the hand brake hydraulic cylinder It is compressed to control the hydraulic brake device to brake the brake pads to generate braking force. However, no matter the active force on the brake handle is the driver's active hand brake force or the passive brake force caused by other external forces, it will bring braking force to the brake.

When motorcycle/electric vehicle drivers wear raincoats to drive in rainy days, the raincoats commonly used in the market now cover all parts such as handlebars and brake handles, which will cause wind resistance to act on the brake handles during driving, thus causing passive Braking: Because the driver cannot predict when to brake suddenly, it will bring safety hazards to driving. If this situation occurs when turning, it will often cause accidents, especially in the environment of heavy wind and rain. This problem is particularly prominent. Therefore, how to avoid the braking force caused by the wind resistance transmitted to the brake handle through the raincoat has become an urgent problem to be solved.

Contents of the invention

The purpose of the present invention is to provide a brake handle for a butterfly brake of a motorcycle/electric vehicle, aiming to solve the problem of braking force caused by wind resistance transmitted to the brake handle through the raincoat.

The present invention is achieved in this way, a brake handle of a motorcycle/electric vehicle butterfly brake, the brake handle includes a hand brake handle, a locking handle, a handle fixing support, an interlock mechanism and a pivot pin, the hand brake handle, the lock The stop handle is connected with the fixed support of the handle through the shaft pin, the handbrake handle and the lock handle can rotate along the shaft pin fixed on the handle fixed support, and the lock handle is arranged on the In the handbrake handle, the interlock mechanism is respectively connected to the handbrake handle, the lock handle and the handle fixing support, and the interlock mechanism controls the rotation of the handbrake handle through the lock handle.

A further technical solution of the present invention is: the brake handle further includes a return spring, one end of the return spring is connected to the locking handle, and the other end is connected to the handle fixing support.

A further technical solution of the present invention is: the brake handle also includes a locking handle limiting pin, the locking handle limiting pin is connected to the handbrake handle, and the locking handle corresponds to the locking handle limiting pin The position is provided with a recessed part.

A further technical solution of the present invention is: the brake handle also includes a handbrake handle limit pin, one end of the handbrake handle limit pin is connected to the front end of the handle fixed support, and the other end of the handbrake handle limit pin corresponds to the handbrake A recess is provided at the handle position.

A further technical solution of the present invention is: the interlocking mechanism is composed of a round hole, a second through hole, a slot, a steel ball installation hole, a sealing screw and a steel ball, the round hole is set on the locking handle, The second through hole is set on the handbrake handle, the slot is set on the handle fixing support, and the handbrake handle, locking handle and handle fixing support are fixed by the pivot pin. The round hole, the second through hole, and the slot are aligned, and the steel ball is loaded and fixed through the steel ball mounting hole and the sealing screw.

A further technical solution of the present invention is: there are two grooves, and the depth of the grooves is smaller than the radius of the steel ball.

A further technical solution of the present invention is: the diameter of the steel ball is equal to the sum of the depth of the second through hole and the groove, and the diameter of the steel ball is equal to the sum of half the depth of the first through hole and the depth of the second through hole.

A further technical solution of the present invention is: the locking handle limit pin is threadedly connected to the handbrake handle.

A further technical proposal of the present invention is: the stop pin of the handbrake handle is threadedly connected to the handle fixing support.

A further technical solution of the present invention is: the circular hole is a first through hole or a hole groove.

The beneficial effects of the present invention are: the wind resistance of the raincoat is transmitted through the handbrake handle to prevent the locking handle from being pressed down, and the interlocking mechanism is used to lock the handbrake handle so that the passive force generated by the wind resistance is transferred to the handlebar without causing the The handbrake handle rotates; when the driver needs to actively brake, first press the lock handle, at this time the handbrake handle is released from the locked state, thereby generating braking force; when the brake is over, the device can automatically reset to the initial state and lock the handbrake Therefore, the device can effectively solve the problem of driving safety due to the passive braking force brought by the brake handle due to wind resistance when wearing a raincoat and driving a motorcycle/electric vehicle in windy and rainy weather. The handle has the advantages of simple structure, low cost and convenient use.

Description of drawings

Fig. 1 is a schematic top view when Embodiment 1 of the present invention is in an initial position;

Fig. 2 is a schematic sectional view cut through Fig. 1A-A' when Embodiment 1 of the present invention is in the initial position;

Fig. 3 is a schematic top view of Embodiment 1 of the present invention when the locking handle is pressed;

Fig. 4 is a schematic cross-sectional view taken from Fig. 3A-A' when the locking handle is pressed down in Embodiment 1 of the present invention;

Fig. 5 is a schematic top view of Embodiment 1 of the present invention when the brake handle is pressed;

Fig. 6 is a schematic cross-sectional view taken through Fig. 5A-A' when the brake handle is pressed down in Embodiment 1 of the present invention;

Fig. 7 is a schematic top view of Embodiment 2 of the present invention when it is in the initial position;

Fig. 8 is a schematic sectional view cut through Fig. 7A-A' when Embodiment 2 of the present invention is in the initial position;

Fig. 9 is a schematic top view of Embodiment 2 of the present invention when the locking handle is pressed;

Fig. 10 is a schematic cross-sectional view taken from Fig. 9A-A' when the locking handle is pressed down in Embodiment 2 of the present invention;

Fig. 11 is a schematic top view of Embodiment 2 of the present invention when the brake handle is pressed;

Fig. 12 is a schematic cross-sectional view taken through Fig. 11A-A' of Embodiment 2 of the present invention when the brake handle is pressed.

detailed description

Reference signs: 1-handbrake handle 2-locking handle 3-brake handle fixed support 4-handbrake hydraulic cylinder 5-pivot pin 6-first through hole 7-second through hole 8-slot 9-steel ball installation Hole and sealing screw 10-steel ball 11-locking handle limit pin 12-handbrake handle limit pin 13-return spring 14-brake light control switch 15-hole slot

Figure 1-12 shows the brake handle of the motorcycle/electric vehicle butterfly brake provided by the present invention, the brake handle includes a hand brake handle 1, a locking handle 2, a handle fixing support 3, an interlock mechanism and a pivot pin 5, The handbrake handle 1 and the locking handle 2 are connected to the handle fixed support 3 through the pivot pin 5, and the handbrake handle 1 and the locking handle 2 can be fixed on the handle fixed support 3 along the The shaft pin 5 rotates, the locking handle 2 is arranged in the handbrake handle 1, the interlocking mechanism is respectively connected with the handbraking handle 1, locking handle 2 and handle fixing support 3, and the interlocking mechanism The rotation of the handbrake handle 1 is controlled by the locking handle 2 . The wind resistance of the raincoat is transmitted through the handbrake handle 1 to prevent the locking handle 2 from being pressed down, and the interlock mechanism is used to lock the handbrake handle 1 so that the passive force generated by the wind resistance is transferred to the handlebar without causing the handbrake handle 1 to rotate ;When the driver needs to actively brake, first press the lock handle 2, at this time the hand brake handle 1 is released from the locked state, thereby generating braking force; when the brake is over, the device can automatically reset to the initial state and lock the hand brake handle 1. Therefore, this device can effectively solve the problem of driving safety caused by the passive braking force brought by the brake handle due to wind resistance when wearing a raincoat and driving a motorcycle/electric vehicle in windy and rainy weather. The handle has the advantages of simple structure, low cost and convenient use.

The brake handle also includes a return spring 13 , one end of the return spring 13 is connected to the locking handle 2 , and the other end is connected to the handle fixing support 3 .

The brake handle also includes a locking handle limiting pin 11, the locking handle limiting pin 11 is connected to the handbrake handle 1, and the locking handle 2 is set corresponding to the position of the locking handle limiting pin 11. There are dents.

The brake handle also includes a handbrake handle limit pin 12, one end of the handbrake handle limit pin 12 is connected to the front end of the handle fixed support 3, and the other end of the handbrake handle limit pin 12 is set corresponding to the position of the handbrake handle 1. There are dents.

The interlocking mechanism is composed of a round hole, a second through hole 7, a slot 8, a steel ball mounting hole, a sealing screw 9 and a steel ball 10, the round hole is arranged on the locking handle 2, and the first Two through holes 7 are arranged on the handbrake handle 1, and the slot 8 is arranged on the handle fixing support 3, and the handbrake handle 1, the locking handle 2 and the handle fixing support are fixed by the shaft pin 5. The seat 3, the round hole, the second through hole 7, and the slot 8 are aligned, and the steel ball 10 is loaded and fixed through the steel ball installation hole and the sealing screw 9.

The circular hole is the first through hole 6 or the hole 15 .

There are two slots 8 , and the depth of the slots 8 is smaller than the radius of the steel ball 10 .

The diameter of the steel ball 10 is equal to the sum of the depth of the second through hole 7 and the groove 8 , and the diameter of the steel ball 10 is equal to the sum of half the depth of the first through hole 6 and the depth of the second through hole 7 .

The locking handle limit pin 11 is threadedly connected to the handbrake handle 1 .

The stop pin 12 of the handbrake handle is threadedly connected with the handle fixing support 3 .

Embodiment one

Embodiments of the present invention will be described in detail with reference to accompanying drawings 1, 2, 3, 4, 5, and 6.

Referring to Fig. 1, the present invention is the brake handle of the butterfly brake of motorcycle/electric vehicle with locking mechanism, mainly by handbrake handle 1, locking handle 2, handle fixed support 3, handbrake hydraulic cylinder 4, axle pin 5 , The locking handle 2 is provided with a first through hole 6, the handbrake handle 1 is provided with a second through hole 7, the handle support 3 is provided with a slot 8, a steel ball mounting hole and a sealing screw 9, a steel ball 10, The lock handle limit pin 11, the handbrake handle limit pin 12, the return spring 13 and the brake light control switch 14 are composed of components. Handbrake handle 1, locking handle 2 and handle fixed support 3 are connected by pivot pin 5, handle fixed support 3 and handbrake hydraulic cylinder 4, brake light control switch 14 are rigidly connected and fixed on the handlebar of the vehicle, handbrake handle 1 And locking handle 2 can rotate along the shaft pin 5 that is fixed on the handle fixed support 3. The tail of the handbrake handle 1 protrudes forward to withstand the pressure of the raincoat (generated by wind resistance); the locking handle 2 is installed inside the handbrake handle 1, and the design shape should ensure less pressure from the raincoat; the first through hole 6, the second The through hole 7, the slot 8, the steel ball mounting hole, the sealing screw 9 and the steel ball 10 form an interlocking mechanism, which can realize the rotation of the handbrake handle 1 through the locking handle 2, so as to control whether the required braking force. One end of the return spring 13 is connected to the locking handle 2, and the other end is connected to the handle fixing support 3, so that the brake handle can return to the initial position in a free state (without external force), that is, the handbrake handle 1, the locking handle 2 and the handle The position of the fixed support 3 is shown in FIG. 1 .

Referring to accompanying drawing 2, at this time, due to the joint action of the return spring 13, the handbrake handle limit pin 12 and the lock handle limit pin 11, the slot 8 on the handle fixing support 3 is aligned with the first groove on the handbrake handle 1. The two through holes 7 are aligned. At this time, the locking handle 2 is under the action of the return spring 13, so that the first through hole 6 on the locking handle 2 completely blocks the second through hole 7, so that the steel ball 10 cannot move. Thus locking the handbrake handle 1, the design of the interlock mechanism requires that the depth of the two slots 8 on the handle fixing support 3 be smaller than the radius of the steel ball 10, and the sum of the depths of the second through hole 7 and the slot 8 is equal to the depth of the steel ball 10. Diameter; at the same time, the sum of the half of the depth of the first through hole 6 (ie the thickness of the locking handle 2 ) and the depth of the second through hole 7 is the diameter of the steel ball 10 . When the interlock mechanism is installed, it is first necessary to fix the handbrake handle 1, the locking handle 2 and the handle fixing support 3 through the pivot pin 5, and then align the first through hole 6, the second through hole 7, and the slot 8 , and then two steel balls 10 are loaded and fixed through the steel ball mounting holes and sealing screws 9. The locking handle limit pin 11 is fixed on the handbrake handle 2 through threads, and can be limited in combination with the recessed portion on the locking handle 2 . The handbrake handle limit pin 12 is fixed on the handle fixing support 3 by threads, and combined with the recessed part on the handbrake handle 1, its position can be realized.

When the device is in the initial position, the wind resistance of the raincoat will directly act on the tail of the handbrake handle 1. At this time, since the locking handle 2 is not pressed, the handbrake handle 1 is locked by the steel ball 10 on the handle fixing support 3 Therefore, the entire device will not generate braking force; if the driver needs to brake, he will first press the locking handle 2, and under the action of the locking handle limit pin 11, the first through hole 6, the second through hole 7. Slot 8 is aligned at the same time. At this time, the positions of handbrake handle 1, lock handle 2 and handle fixing support 3 are shown in Figure 3. At this time, the steel ball 10 can move among the first through hole 6 , the second through hole 7 and the slot 8 , as shown in FIG. 4 . Then because the driver will continue to press the handbrake handle 2, because the depth of the groove 8 on the handle support 3 is less than the radius of the steel ball 10, the steel ball 10 will move to the second through hole 7 on the handbrake handle 2 and lock Inside the first through hole 6 on the handle 1, the handbrake handle 2 is released from the locked state with the handle fixed support 3 at this time, and the handbrake hydraulic cylinder 4 can be rotated and compressed to generate braking force. At this time, the positions of the handbrake handle 1, the locking handle 2 and the handle fixing support 3 are shown in FIG. 5 . At this time, the position of the steel ball 10 in the interlock mechanism is shown in FIG. 6 . When the brake handle is completely released, under the action of the return spring 13, the locking handle 2 drives the hand brake handle 1 to return through the steel ball 10, and the hand brake handle limit pin 12 can ensure that the hand brake handle 1 returns to the initial position, and at the same time The lock mechanism locks the handbrake handle 1; then, the return spring 13 continues to pull back the lock handle 2 to make it return to the initial position, as shown in FIG. 1 .

Embodiment two

Embodiments of the present invention will be described in detail with reference to accompanying drawings 7 , 8 , 9 , 10 , 11 , and 12 .

Referring to Fig. 7, the present invention is the handlebar of the butterfly brake of motorcycle/electric vehicle with locking mechanism, mainly by handbrake handle 1, locking handle 2, handle fixed bearing 3, handbrake hydraulic cylinder 4, shaft pin 5 , The locking handle 2 is provided with a hole groove 15, the handbrake handle 1 is provided with a second through hole 7, the handle fixing support 3 is provided with a slot 8, steel ball mounting holes and sealing screws 9, steel balls 10, lock Parts such as handle limit pin 11, handbrake handle limit pin 12, return spring 13 and brake light control switch 14 are formed. Handbrake handle 1, locking handle 2 and handle fixed support 3 are connected by pivot pin 5, handle fixed support 3 and handbrake hydraulic cylinder 4, brake light control switch 14 are rigidly connected and fixed on the handlebar of the vehicle, handbrake handle 1 And locking handle 2 can rotate along the shaft pin 5 that is fixed on the handle fixed support 3. The tail of the handbrake handle 1 protrudes forward to withstand the pressure of the raincoat (generated by wind resistance); the locking handle 2 is installed inside the handbrake handle 1, and the design shape is designed to ensure less pressure from the raincoat; the hole 15, the second channel The hole 7, the slot 8, the steel ball mounting hole, the sealing screw 9 and the steel ball 10 together form an interlocking mechanism, which can control the rotation of the handbrake handle 1 through the locking handle 2, thereby controlling whether the required brake can be produced. power. One end of the return spring 13 is connected to the locking handle 2, and the other end is connected to the handle fixing support 3, so that the brake handle can return to the initial position in a free state (without external force), that is, the handbrake handle 1, the locking handle 2 and the handle The position of the fixed support 3 is shown in FIG. 7 .

Referring to accompanying drawing 8, at this time, due to the joint action of the return spring 13, the handbrake handle limit pin 12 and the lock handle limit pin 11, the slot 8 on the handle fixing support 3 is aligned with the first groove on the handbrake handle 1. The two through holes 7 are aligned. At this time, the locking handle 2 is under the action of the return spring 13, so that the hole 15 on the locking handle 2 completely blocks the second through hole 7, so that the steel ball 10 cannot move and lock Handbrake handle 1, the interlock mechanism design requires that the depth of the two slots 8 on the handle fixing support 3 is smaller than the radius of the steel ball 10, and the sum of the depths of the second through hole 7 and the slot 8 is the diameter of the steel ball 10; At the same time, the sum of the depth of the hole groove 15 and the depth of the second through hole 7 is the diameter of the steel ball 10 . When the interlock mechanism is installed, it is first necessary to fix the handbrake handle 1, the locking handle 2 and the handle fixing support 3 through the pivot pin 5, and then align the hole groove 15, the second through hole 7, and the slot 8, and then Two steel balls 10 are loaded and fixed through the steel ball mounting holes and the sealing screws 9 respectively. The locking handle limit pin 11 is fixed on the handbrake handle 1 through threads, and combined with the recessed part on the locking handle 2, its position can be realized. The handbrake handle limit pin 12 is fixed on the handle fixing support 3 by threads, and combined with the recessed part on the handbrake handle 1, its position can be realized.

When the device is in the initial position, the wind resistance of the raincoat will directly act on the tail of the handbrake handle 1. At this time, since the locking handle 2 is not pressed, the handbrake handle 1 is locked by the steel ball 10 on the handle fixing support 3 Therefore, the entire device will not generate braking force; if the driver needs to brake, he will first press the locking handle 2, and under the action of the locking handle limit pin 11, the hole 15, the second through hole 7, The slots 8 are aligned at the same time. At this time, the positions of the handbrake handle 1, the locking handle 2 and the handle fixing support 3 are as shown in FIG. 9 . At this time, the steel ball 10 can move among the hole groove 15, the second through hole 7, and the slot 8, as shown in FIG. 10 . Then because the driver will continue to press the handbrake handle 1, because the depth of the groove 8 on the handle fixing support 3 is less than the radius of the steel ball 10, the steel ball 10 will move to the second through hole 7 on the handbrake handle 2 and lock The inside of the hole groove 15 on the handle 1, now the handbrake handle 1 has released the locked state with the handle fixed support 3, and can rotate and compress the handbrake hydraulic cylinder 4, thereby generating braking force. At this time, the positions of the handbrake handle 1, the locking handle 2 and the handle fixing support 3 are shown in FIG. 11 . At this time, the position of the steel ball 10 in the interlock mechanism is shown in FIG. 12 . When the brake handle 1 is completely released, under the action of the return spring 13, the locking handle 2 drives the hand brake handle 1 to return through the steel ball 10, and the hand brake handle limit pin 12 can ensure that the hand brake handle 1 returns to the initial position. The interlock mechanism locks the handbrake handle 1; then, the return spring 13 continues to pull back the locking handle 2 to make it return to the initial position, as shown in FIG. 7 .

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention should be included in the protection of the present invention. within range.

Claims (9)

1. A brake handle of a motorcycle/electric vehicle butterfly brake, characterized in that: the brake handle includes a hand brake handle, a locking handle, a handle fixing support, an interlock mechanism and a shaft pin, and the hand brake handle, locking handle The handle is connected to the handle fixed support through the pivot pin, the handbrake handle and the locking handle can rotate along the pivot pin fixed on the handle fixed support, and the locking handle is arranged on the In the handbrake handle, the interlock mechanism is respectively connected to the handbrake handle, the lock handle and the handle fixing support, and the interlock mechanism controls the rotation of the handbrake handle through the lock handle; the brake handle also includes a lock handle limit A positioning pin, the locking handle limiting pin is connected to the handbrake handle, and the locking handle is provided with a recess at a position corresponding to the locking handle limiting pin. 2 . The brake handle according to claim 1 , further comprising a return spring, one end of the return spring is connected to the locking handle, and the other end is connected to the handle fixing support. 3 . 3. The brake handle according to claim 2, characterized in that: the brake handle also includes a handbrake handle limit pin, one end of the handbrake handle limit pin is connected to the front end of the handle fixed support, and the handbrake handle limit The other end of the positioning pin is provided with a recess corresponding to the position of the handbrake handle. 4. The brake handle according to claim 3, characterized in that: the interlocking mechanism is composed of a round hole, a second through hole, a slot, a steel ball mounting hole, a sealing screw and a steel ball, and the round hole is set On the locking handle, the second through hole is arranged on the handbrake handle, the slot is arranged on the handle fixing support, and the handbrake handle and the locking handle are fixed by the pivot pin. With the handle fixed support, the round hole, the second through hole, and the slot are aligned, and the steel ball is loaded and fixed through the steel ball mounting hole and the sealing screw. 5. The brake handle according to claim 4, characterized in that: there are two slots, and the depth of the slots is smaller than the radius of the steel ball. 6. The brake handle according to claim 5, characterized in that: the diameter of the steel ball is equal to the sum of the depth of the second through hole and the depth of the slot, and the diameter of the steel ball is half the depth of the first through hole The sum of the depths of the second through holes is equal. 7. The brake handle according to claim 6, characterized in that: the locking handle limit pin is threadedly connected to the handbrake handle. 8. The brake handle according to claim 7, characterized in that: the stop pin of the hand brake handle is connected to the handle fixing support by thread. 9. The brake handle according to claim 8, wherein the round hole is a first through hole or a slot.