TWM572861U - Brake control device - Google Patents

Abstract

A brake control device includes a fixed seat, a brake handle and a positioning member, wherein the fixing seat is fixed on the handle bar; the brake handle is pivotally mounted on the fixing seat; the brake handle has a first stopping portion; the positioning member comprises a positioning rod, the positioning rod is rotatably disposed on the fixing base and has a second stopping portion, and the positioning member is controlled by a person to rotate the second stopping portion of the positioning rod in a second position and a third position; Wherein, when the brake handle is in the braking position such that the first stop is in a first position, and the second stop is in the second position, the second stop abuts the first stop to limit the brake handle to the brake position. In this way, the brake device of the bicycle can be maintained in a braking state, thereby effectively preventing the bicycle from slipping.

Description

Brake control device

This creation is related to brake control; in particular, a brake control that locks the brakes.

In today's society, people pay more and more attention to the concepts of energy conservation, carbon reduction, environmental protection and sports and fitness. Bicycle riding does not consume petrochemical energy and does not generate harmful environmental pollutants. It can not only achieve energy conservation, carbon reduction and environmental protection. It can also have the effect of exercise and fitness at the same time.

In order to improve the braking ability of the bicycle and ensure the riding safety of the user, the brake control device of the conventional bicycle includes a fixing seat and a brake handle. The fixing seat is disposed on the handle bar of the bicycle, and the brake handle is pivoted on the fixing seat and transmitted through the brake line. Control the brakes to brake or release the brakes.

The conventional brake control device must be held by the person with the hand to hold the brake handle before braking. However, when the bicycle is parked or transported, it is unlikely that the person will continue to hold the brake handle. For example, when parking on a slope, if the bicycle is not leaning against a person or a fixed object, the bicycle often slides downward due to the unfixed wheel. The bicycle is displaced, and the bicycle causes the bicycle to overturn and damage the structure of the bicycle.

Therefore, the design of the conventional brake control device is still not perfect, and there is still room for improvement.

In view of this, the purpose of the present invention is to provide a brake control device that locks the brake handle to the brake position and maintains the brake device in the brake state, thereby effectively preventing the bicycle from slipping.

In order to achieve the above object, the present invention provides a brake control device for being disposed on a handlebar of a bicycle, and the bicycle includes a brake wire and a brake device for driving the brake device to brake or The brake control device includes: a fixed seat, a brake handle and a positioning member, wherein the fixing seat is fixed to the handle bar; the brake handle is pivotally mounted on the fixing seat, and the brake handle is Providing the brake wire; the brake handle has a first stopping portion; when the brake handle is pivoted to a braking position, the brake wire is driven to brake the brake device, and the first stopping portion is located at a first position Positioning; when the brake handle is pivoted to a release position, the brake device releases the brake, and the first stopping portion is away from the first position; the positioning member includes a positioning rod, and the positioning rod is rotatably disposed on the fixing The seat has a second stopping portion, and the positioning member is controlled by a person to rotate the second stopping portion of the positioning rod in a second position and a third position; wherein, in the When the stopping portion is located at the first position, and the second stopping portion is located at the second position, the second stopping portion abuts the first stopping portion to limit the braking handle to the braking position; When the second stopping portion is located at the third position, the second stopping portion does not abut the first stopping portion, so that the brake handle can pivot between the braking position and the releasing position.

The effect of the present invention is that the first stopping portion of the brake lever abuts against the second stopping portion of the positioning member, so that the brake device of the bicycle can be maintained in the braking state, thereby effectively preventing the bicycle from slipping.

In order to explain the present invention more clearly, the preferred embodiment will be described in detail with reference to the drawings. Referring to FIG. 1 to FIG. 8 , a brake control device 1 according to a preferred embodiment of the present invention is provided with a handlebar 100 of a bicycle (not shown). The bicycle includes a brake wire 101 and a brake device. (not shown), in this embodiment, the brake wire 101 is a hydraulic brake line, and the brake device is an oil pressure brake device, which is mounted on a frame, and the brake device is driven by the brake wire 101 to perform the wheel. Brake or release the brakes. The brake control device 1 includes a fixing base 10, a brake handle 20 and a positioning member 30, wherein:

The fixing base 10 has a fixing portion 12, a main body portion 14 and a pivoting portion 16. The fixing portion 12 is fixed to the handle bar 100. The main body portion 14 is provided with a hydraulic cylinder 102, and the hydraulic cylinder 102 is connected to the brake. The line 101 and the hydraulic cylinder 102 are connected to a push rod 103 for pushing the hydraulic cylinder 102 to drive the brake device through the brake wire 101. The pivoting portion 16 includes two opposing extension plates 162, 164.

The brake handle 20 is pivotally mounted on the fixed base 10. In more detail, the brake handle 20 is pivotally mounted on the pivoting portion 16 of the fixed base 10 via a pivot 26, and the brake handle 20 is coupled to the push rod 103. The brake handle 20 has a grip portion 22 and a first stop portion 24, and the grip portion 22 is gripped by a person so that the brake handle 20 is at a brake position PB (refer to FIG. 7) and a release position PR (FIG. 5). Referring to each other, the grip portion 22 and the first stopper portion 24 are respectively located on opposite sides of the pivot shaft 26, and the first stopper portion 24 extends in a direction away from the pivot shaft 26.

When the brake handle 20 is pivoted to the brake position PB, the brake handle 20 drives the brake wire 101 through the push rod 103 and the hydraulic cylinder 102 to brake the brake device, and the first stop portion 24 is located at a first position P1 (refer to FIG. 8 ). When the person's hand releases the grip portion 22 of the brake handle 20, the brake lever 20 pivots to the release position PR, and the brake device releases the brake, and the first stopper portion 24 leaves the first position P1.

The positioning member 30 includes a positioning rod 32. The positioning rod 32 is rotatably disposed on the fixing base 10 and has a second stopping portion 32a. The positioning member 30 is manually operated to enable the second stopping portion 32a of the positioning rod 32. The two positions P2 (refer to Fig. 8) are rotated with a third position P3 (refer to Fig. 6). More specifically, the bottom end of the positioning rod 32 is rotatably disposed on an extension plate 164 of the pivoting portion 16 of the fixing base 10, and the top end of the positioning rod 32 protrudes out through the other extension plate 162. The shaft 322 of the positioning rod 32 has an eccentric portion 322a, the central axis of the eccentric portion 322a is offset from the central axis of the other portions of the positioning rod 32; the eccentric portion 322a has the second stopping portion 32a, and the shaft 322 of the positioning rod 32 has a The first segment 322b and the second segment 322c are respectively connected to the two ends of the eccentric segment 322a, and the eccentric segment 322a does not extend beyond the outer ring surface of the first segment 322b and the second segment 322c. The top end of the positioning rod 32 is recessed with a screw hole 32b.

In this embodiment, the positioning member 30 further includes a sleeve 34 coupled to one end (ie, the top end) of the positioning rod 32, and the sleeve 34 is configured to rotate the positioning rod 32. The sleeve 34 includes a sleeve 342 and a lever 344 coupled to the sleeve 342. The sleeve 342 is coupled to the top end of the positioning rod 32 through a bolt 36 through the sleeve 342 and locked into the screw hole 32b. The lever 344 is provided for the person to pull, thereby driving the positioning rod 32 to rotate.

In order to facilitate the second blocking portion 32a of the positioning rod 32 to be maintained in the third position P3 under normal conditions, the brake control device 1 further includes an elastic member connecting the fixing base 10 and the positioning member 30 as an example of a C-shaped spring 40. In this embodiment, the C-shaped spring 40 is sleeved on the periphery of the positioning rod 32 and has one end connected to the sleeve 34, and the other end is connected to the fixing base 10. More specifically, an extension plate 162 of the pivoting portion 16 of the fixing base 10 has A first through hole 162a, the bottom of the sleeve 342 of the sleeve 34 has a second through hole 342a. One end of the C-shaped spring 40 penetrates into the first through hole 162a, and the other end penetrates into the second through hole 342a. Thereby, when the sleeve 34 is rotated by the external force to move the second stopping portion 32a of the positioning rod 32 to the second position P2, the C-shaped spring 40 is driven by the sleeve 34 to generate an elastic force; after the external force is released, the C-shaped spring 40 is elastically restored. The driving sleeve 34 further drives the second stopping portion 32a of the positioning rod 32 to return to the third position P3.

5 and FIG. 6, in the normal state, the brake handle 20 is in the release position PR, and the second stop portion 32a on the eccentric portion 322a of the positioning rod 32 is located at the third position P3. The stopper portion 32a is not in contact with the first stopper portion 24, and the person can normally operate to pivot the brake lever 20 between the brake position PB and the release position PR.

7 and FIG. 8, when the person wants to lock the brake, the grip portion 22 of the brake handle 20 is pulled to position the brake handle 20 at the braking position PB, and the first stopping portion 24 is located at the first position P1, and then, The lever 344 of the positioning member 30 is operated to rotate the second stopping portion 32a of the positioning rod 32 to the second position P2. At this time, the second stopping portion 32a abuts the first stopping portion 24 to limit the braking handle 20 At the brake position PB, the brake device of the bicycle is driven to maintain the brake. Thereby, the brake can be locked after the grip portion 22 of the brake handle 20 is released by the person's hand.

When the lock is to be unlocked, the grip portion of the brake handle 20 is slightly moved in the direction of the handle bar 100, and the elastic force of the C-shaped spring 40 can drive the sleeve 34 to drive the second stop portion 32a of the positioning rod 32 back to In the third position P3, the person can normally operate the brake handle 20 again.

In addition to the use of the hydraulic brake line and the hydraulic brake device, a cable-type brake wire and a clip-type brake device can be used, so that the hydraulic cylinder 102 on the fixed seat 10 is not required, The brake wire 101 can be connected to the brake handle 20. In practice, the C-shaped spring 40 and the sleeve 34 may not be provided.

According to the above description, the brake control device 1 of the present invention abuts the second stopper portion 32a of the positioning member 30 by the first stopper portion 24 of the brake lever 20, so that the brake device of the bicycle can be maintained in the brake state, which is effective. The bicycle is prevented from slipping; after the second stopping portion 32a is disengaged from the first stopping portion 24, the person can normally manipulate the brake handle 20.

The above is only a preferred embodiment of the present invention, and equivalent changes to the scope of the present application and the scope of the patent application are intended to be included in the scope of the present patent.

[This creation]

100‧‧‧Handlebar

101‧‧‧ brake line

102‧‧‧Hydraulic cylinder

103‧‧‧Put

1‧‧‧Brake control unit

10‧‧‧ Fixed seat

12‧‧‧ Fixed Department

14‧‧‧ Main body

16‧‧‧ pivotal department

162‧‧‧ Extension board

162a‧‧‧First perforation

164‧‧‧ Extension board

20‧‧‧Brake handle

22‧‧‧ grip

24‧‧‧First stop

26‧‧‧ pivot

30‧‧‧ Positioning parts

32‧‧‧ Positioning rod

32a‧‧‧second stop

32b‧‧‧ screw holes

322‧‧‧ shaft

322a‧‧‧eccentric section

322b‧‧‧ first paragraph

322c‧‧‧second paragraph

34‧‧‧ bushings

342‧‧‧ Socket

342a‧‧‧Second perforation

344‧‧ ‧ lever

36‧‧‧Bolts

40‧‧‧C-shaped spring

PB‧‧‧ brake position

PR‧‧‧ release location

P1‧‧‧ first position

P2‧‧‧ second position

P3‧‧‧ third position

1 is a perspective view of a brake control device in accordance with a preferred embodiment of the present invention. Figure 2 is a partial perspective view of the brake control device of the above preferred embodiment. Figure 3 is an exploded perspective view of the brake control device of the above preferred embodiment. Figure 4 is a partially exploded perspective view of the brake control device of the above preferred embodiment. Figure 5 is a top plan view showing the brake handle in the release position. Figure 6 is a partial cross-sectional view of Figure 5. Figure 7 is a top plan view showing the brake handle in the braking position. Figure 8 is a partial cross-sectional view of Figure 7.

Claims (10)

A brake control device is disposed on a handlebar of a bicycle, and the bicycle includes a brake line and a brake device for driving the brake device to brake or release the brake; the brake control device comprises: a fixing seat is fixed on the handle bar; a brake handle is pivotally mounted on the fixing seat, and the brake handle is used to drive the brake wire; the brake handle has a first stopping portion; the brake handle pivots When the brake position is reached, the brake line is driven to brake the brake device, and the first stop portion is located at a first position; when the brake handle is pivoted to a release position, the brake device releases the brake, and the brake device a retaining portion is away from the first position; and a positioning member includes a positioning rod rotatably disposed on the fixing base and having a second stopping portion, and the positioning member is manually operated to enable the The second stopping portion of the positioning rod is rotated in a second position and a third position; wherein, when the first stopping portion is located at the first position, and the second stopping portion is located at the second position, The second stopping portion abuts the first stopping portion to limit the braking handle to the braking position; when the second stopping portion is located at the third position, the second stopping portion is not associated with the first blocking portion The abutting portion allows the brake handle to pivot between the braking position and the released position. The brake control device of claim 1, wherein the brake handle is pivotally mounted on the fixed seat via a pivot, the brake handle has a grip for a person to grasp, the grip and the first stop The portions are respectively located on opposite sides of the pivot. The brake control device of claim 1, wherein the positioning member comprises a sleeve coupled to one end of the positioning rod, the sleeve is configured to drive the positioning rod to rotate. The brake control device of claim 3, wherein the sleeve comprises a sleeve and a lever coupled to the sleeve, the sleeve being coupled to one end of the positioning rod. The brake control device of claim 3, wherein one end of the positioning rod is recessed to form a screw hole, and the sleeve is coupled to the positioning rod through a bolt through the sleeve and locked into the screw hole. The brake control device of claim 3, further comprising an elastic member connecting the sleeve and the fixing seat, wherein the sleeve is rotated by the external force to rotate the second stopping portion of the positioning rod to the second position, The elastic member is driven by the sleeve to generate an elastic force; after the external force is released, the elastic member elastically recovers and drives the sleeve to drive the second stopping portion of the positioning rod to rotate to the third position. The brake control device of claim 6, wherein the fixing seat has a first through hole, the sleeve has a second through hole; the elastic member is a C-shaped spring, the C-shaped spring has two ends, one end of which is worn The first perforation is inserted into the first perforation. The brake control device of claim 1, wherein the positioning rod has an eccentric portion, the central axis of the eccentric portion being offset from a central axis of the other portion of the positioning rod; the eccentric portion having the second stopping portion. The brake control device of claim 8, wherein the positioning rod has a first segment and a second segment respectively connected to two ends of the eccentric segment, the eccentric segment not exceeding the first segment and the second segment The extent of the outer annulus. The brake control device of claim 1, comprising an elastic member connecting the fixing seat and the positioning member, wherein the elastic member is elastically generated when the second stopping portion of the positioning rod is rotated to the second position; After being released, the elastic member elastically recovers and drives the second stopping portion of the positioning rod to rotate to the third position.