CN201300953Y

CN201300953Y - Brake device

Info

Publication number: CN201300953Y
Application number: CNU2008201676365U
Authority: CN
Inventors: 许志明; 许文涛
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-11-07
Filing date: 2008-11-07
Publication date: 2009-09-02
Anticipated expiration: 2018-11-07

Abstract

The utility model discloses a brake device, which solves the problems of harsh noise during braking, easily fractured steel band or tightening spring, slide during uphill parking and excessive force needed for use in the prior art. The brake device comprises a braking part, a transmission part, clamping pliers and a brake shoe frame, wherein, the transmission part is arranged at one end inside the clamping pliers and comprises a rotating post, a crank shaft, a pushing post and an adjusting post, the pushing post is arranged at one end of the rotating post, the adjusting post is arranged on the middle part of the rotating post, the crank shaft is arranged at the other end of the rotating post, the pushing post and the adjusting post perform axial motion during the relative rotation, and the brake shoe frame and the clamping pliers are connected in a movable manner. The utility model has the advantages of reliable structure, strong security, good braking effect, no noise, long service life and low manufacturing cost. And when braking, the brake device leads to light hand feeling and requires less strength.

Description

A kind of brake gear

Technical field

The utility model relates to a kind of motor bike or Electrical Bicycle braking device.

Background technology

Modern society advocates Green Travel, increasing people selects to use Electrical Bicycle or motor bike, and the brake of battery-driven car or motor bike is crucial, but does not have suitable brake to solve the braking problem all the time, what use the earliest is brake holding, but the arm of force of brake holding has only 1: 1.4, and braking effect is bad, and ear-piercing noise is arranged, although dilated diameter, reduce linear velocity, also of no avail, the brake holding steel band also ruptures easily and causes potential safety hazard.Used servo-actuated afterwards instead and stop, effect is better than brake holding, the also existing problems but servo-actuated is stopped, and servo-actuated is taken out stuck, causes the hoof piece not work, and influences braking effect and service life, and back-moving spring ruptures and braking backward easily, the easy slope that slips when stopping of going up a slope.Part producer used drum to stop afterwards, preferably resolved above problem, but the arm of force that drum is stopped is very big, and some women and old man etc. do not have enough strength to go control.

The utility model content

The utility model has overcome shortcoming of the prior art, and a kind of brake gear is provided, and having solved brakes in the prior art ear-piercing noise, and steel band ruptures easily, and perhaps back-moving spring ruptures easily, and the meeting of parking of going up a slope is slipped sloping, and using needs the excessive problem of strength.

In order to solve the problems of the technologies described above, the utility model is achieved through the following technical solutions: a kind of brake gear, comprise detent, driving section, clamping clip and hoof piece frame, described driving section is arranged on clamping clip in-to-in one end, described driving section comprises column spinner, crank, propelling post, adjusts post, described propelling post is arranged on an end of column spinner, described adjustment post is arranged on the middle part of column spinner, described crank is arranged on the other end of column spinner, described propelling post has axial motion when relatively rotating with the adjustment post, and described hoof piece frame and clamping clip flexibly connect.

Preferably, described column spinner comprises promotion part, adjustment part, card-tight part, tight lock part successively, and described promotion part cross-sectional plane is a polygon, and described adjustment part cross-sectional plane is circular, and the cross-sectional plane of described card-tight part is a polygon; Have through hole I in the middle of the described propelling post, described through hole I and promotion part are suitable, and an end of described propelling post is provided with helical surface I; One end of described adjustment post is provided with the helical surface II that is meshed with helical surface I, and the other end of described adjustment post is provided with boss, has manhole II in the middle of the described adjustment post, and described adjustment post is arranged on the adjustment part by through hole II is active; Comparatively simple structure realizes with the less moving detent brake of trying hard to recommend.

Preferably, described crank one end is provided with the through hole III suitable with the card-tight part shape; Drive the motion of other members of driving section by crank.

Preferably, described hoof piece frame flexibly connects by two guideposts and clamping clip; Simple structure makes can relative motion between hoof piece frame and the clamping clip.

Preferably, described detent comprises hoof piece group, and described hoof piece group comprises two hoof pieces, and described hoof piece two ends connect by jump ring, and described jump ring is arranged on the hoof piece frame; Utilize the distortion of jump ring to make the hoof piece when releasing of brake, return to initial conditions.

Preferably, the helical surface I on the described propelling post is two or more, and the plane of revolution II on the described adjustment post is two or more; Two or more helical surfaces can guarantee good performance and lower tooling cost.

Preferably, also be provided with sealing member on the guidepost between described hoof piece frame and the clamping clip; The protection guidepost prevents problems affect brake assemblies such as get rusty and uses.

Preferably, also be provided with tab on the boss of described adjustment post, described tab can drive described boss and rotate, and described tab is provided with the adjustment through hole IV of a circular arc, described clamping clip is provided with a fixed orifice, and described adjustment through hole IV and fixed orifice pass through bolt; Advancing post and adjusting post and use an end time helical surface that wearing and tearing are arranged, eliminate because the gap that wearing and tearing produce guarantees whole assembly normal operation by tab.

Preferably, also be provided with an adjusting handle on the described tab; The convenient position of adjusting tab.

Compared with prior art, the utility model has the advantages that: feel does not gently need very big strength, long service life, low cost of manufacture when reliable in structure, high safety, good braking effect, noiseless, brake.

Description of drawings

The utility model is described in further detail below in conjunction with accompanying drawing:

Fig. 1 is the mounting structure scheme drawing of a kind of brake gear of the utility model;

Fig. 2 is the cutaway view of a kind of brake gear of the utility model;

Fig. 3 is the column spinner structural representation of a kind of brake gear of the utility model;

Fig. 4 is the clamping clip structural representation of a kind of brake gear of the utility model;

Fig. 5 is the hoof piece shelf structure scheme drawing of a kind of brake gear of the utility model;

Fig. 6 is the tab structural representation of a kind of brake gear of the utility model;

Fig. 7 is the crank structure scheme drawing of a kind of brake gear of the utility model;

Fig. 8 is the jump ring structural representation of a kind of brake gear of the utility model;

Fig. 9 is the propelling rod structure scheme drawing of a kind of brake gear of the utility model;

Figure 10 is the adjustment rod structure scheme drawing of a kind of brake gear of the utility model;

Figure 11 is the hoof block structure scheme drawing of a kind of brake gear of the utility model;

Figure 12 is the structural representation of a kind of brake gear of the utility model;

Figure 13 is a kind of brake gear detent of the utility model cutaway view.

The specific embodiment

Consult the embodiment of Fig. 1 to Figure 13 for a kind of brake gear of the utility model, a kind of brake gear, comprise detent, the driving section, clamping clip 3 and hoof piece frame 6, described driving section is arranged on clamping clip 3 in-to-ins one end, described driving section comprises column spinner 2, crank 1, advance post 4, adjust post 5, described propelling post 4 is arranged on an end of column spinner 2, described adjustment post 5 is arranged on the middle part of column spinner 2, described crank 1 is arranged on the other end of column spinner 2, described propelling post 4 has axial motion when relatively rotating with adjustment post 5, described hoof piece frame 6 flexibly connects by two guideposts 91 and clamping clip 3, also is provided with sealing member 92 on the guidepost 91 between described hoof piece frame 6 and the clamping clip 3; Described column spinner 2 comprises promotion part 21, adjustment part 22, card-tight part 23, tight lock part 24 successively, and described promotion part 21 cross-sectional planes are polygon, and described adjustment part 22 cross-sectional planes are circular, and the cross-sectional plane of described card-tight part 23 is a polygon; Have through hole I 41 in the middle of the described propelling post 4, described through hole I 41 is suitable with promotion part 21, and an end of described propelling post 4 is provided with three helical surface I 42; One end of described adjustment post 5 is provided with three helical surface II 53 that are meshed with helical surface I 42, the other end of described adjustment post 5 is provided with boss 51, have manhole II 52 in the middle of the described adjustment post 5, described adjustment post 5 is by through hole II 52 active being arranged on the adjustment part 22, also be provided with tab 93 on the boss 51 of described adjustment post 5, described tab 93 is provided with an adjusting handle 932, described tab 93 can drive described boss 51 and rotate, described tab 93 is provided with the adjustment through hole IV931 of a circular arc, described clamping clip 3 is provided with a fixed orifice 31, and described adjustment through hole IV931 and fixed orifice 31 pass through bolt; Described crank 1 one ends are provided with and the suitable through hole III11 of card-tight part 23 shapes; Described detent comprises hoof piece group, and described hoof piece group comprises two hoof pieces 7, and described hoof piece 7 two ends connect by jump ring 8, and described jump ring 8 is arranged on the hoof piece frame 6; Described detent comprises hoof piece group, and described hoof piece group comprises two hoof pieces 7, and described hoof piece 7 two ends connect by jump ring 8, and described jump ring 8 is arranged on the hoof piece frame 6.

During installation, to advance post 4 and adjust post 5 and be contained on the column spinner 2, advance post 4 to rotate with column spinner 2, adjusting post 5 can not rotate with column spinner 2, but adjusting post 5 can slide along the axis of column spinner 2 with column spinner 2, the boss 51 that to adjust post 5 again is contained in a side of clamping clip 3, the part that boss 51 outwards protrudes is provided with tab 93, card-tight part 23 at column spinner 2 is loaded onto crank 1, tight lock part 24 at column spinner 2 is loaded onto captive nut, between the opposite side that advances post 4 and clamping clip 3, be provided with two hoof pieces 7, connect by jump ring 8 between two hoof pieces 7, jump ring 8 is contained on the hoof piece frame 6, is connected by guidepost 91 between hoof piece frame 6 and the clamping clip 3, and hoof piece frame 6 is installed on the vehicle frame.Left side hoof piece 7 also can directly link to each other with clamping clip 3, and right hoof piece 7 can directly link to each other with advancing post 4.

Pinching brake handle, drive crank 1 by brake cable 10, crank 1 driven rotary post 2 rotates, and column spinner 2 drives and advances post 4 to rotate, advance post 4 and adjust between the post 5 and relatively rotate, make the distance between them increase, advance post 4 to withstand right hoof piece 7, adjust the right-hand member that post 5 withstands clamping clip 3 to left movement, making clamping clip 3 drive left hoof piece 7 moves right, distance between this moment two hoof pieces 7 reduces, and the chucking dish of stopping makes wheel decelerates; Releasing of brake returns to initial distance to the back by the elastic deformation that jump ring 8 produces with two hoof pieces 7 when braking, advance post 4 and adjust post 5 also to return to initial conditions; After long-term use, advance between post 4 and the adjustment post 5 because wearing and tearing, between the helical surface 42 gap can appear not braking, can move adjusting handle 932 rotates tab 93, tab 93 drives adjusts angle of post 5 rotations, eliminate the gap between two helical surfaces 42, pass on the fixed orifice 31 that through hole IV931 is tightened in clamping clip 3 with bolt again, tab 93 is fixing.

Claims

1. brake gear, it is characterized in that: comprise detent, the driving section, clamping clip (3) and hoof piece frame (6), described driving section is arranged on clamping clip (3) in-to-in one end, described driving section comprises column spinner (2), crank (1), advance post (4), adjust post (5), described propelling post (4) is arranged on an end of column spinner (2), described adjustment post (5) is arranged on the middle part of column spinner (2), described crank (1) is arranged on the other end of column spinner (2), described propelling post (4) has axial motion with adjustment post (5) when relatively rotating, described hoof piece frame (6) flexibly connects with clamping clip (3).

2. a kind of brake gear as claimed in claim 1, it is characterized in that: described column spinner (2) comprises promotion part (21), adjustment part (22), card-tight part (23), tight lock part (24) successively, described promotion part (21) cross-sectional plane is a polygon, described adjustment part (22) cross-sectional plane is circular, and the cross-sectional plane of described card-tight part (23) is a polygon; Have through hole I (41) in the middle of the described propelling post (4), described through hole I (41) is suitable with promotion part (21), and an end of described propelling post (4) is provided with helical surface I (42); One end of described adjustment post (5) is provided with the helical surface II (53) that is meshed with helical surface I (42), the other end of described adjustment post (5) is provided with boss (51), have manhole II (52) in the middle of the described adjustment post (5), described adjustment post (5) is arranged on the adjustment part (22) by through hole II (52) is active.

3. a kind of brake gear as claimed in claim 2 is characterized in that: described crank (1) one end is provided with and the suitable through hole III (11) of card-tight part (23) shape.

4. a kind of brake gear as claimed in claim 1 is characterized in that: described hoof piece frame (6) flexibly connects by two guideposts (91) and clamping clip (3).

5. a kind of brake gear as claimed in claim 1 is characterized in that: described detent comprises hoof piece group, and described hoof piece group comprises two hoof pieces (7), and described hoof piece (7) two ends connect by jump ring (8), and described jump ring (8) is arranged on the hoof piece frame (6).

6. a kind of brake gear as claimed in claim 2 is characterized in that: the helical surface I (42) on the described propelling post (4) is two or more, and the plane of revolution II (53) on the described adjustment post (5) is two or more.

7. a kind of brake gear as claimed in claim 2, it is characterized in that: also be provided with tab (93) on the boss (51) of described adjustment post (5), described tab (93) can drive described boss (51) and rotate, described tab (93) is provided with the adjustment through hole IV (931) of a circular arc, described clamping clip (3) is provided with a fixed orifice (31), and described adjustment through hole IV (931) passes through bolt with fixed orifice (31).

8. a kind of brake gear as claimed in claim 7 is characterized in that: also be provided with an adjusting handle (932) on the described tab (93).

9. a kind of brake gear as claimed in claim 4 is characterized in that: also be provided with sealing member (92) on the guidepost (91) between described hoof piece frame (6) and the clamping clip (3).