CN215155399U - Bicycle brake clamping mechanism - Google Patents
Bicycle brake clamping mechanism Download PDFInfo
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- CN215155399U CN215155399U CN202120232271.5U CN202120232271U CN215155399U CN 215155399 U CN215155399 U CN 215155399U CN 202120232271 U CN202120232271 U CN 202120232271U CN 215155399 U CN215155399 U CN 215155399U
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Abstract
The utility model relates to a brake field, concretely relates to bicycle brake fixture, include: the clamping mechanism comprises a clamping mechanism body, a quick-release wrench assembly arranged on the clamping mechanism body and a brake cable fixing structure connected with the quick-release wrench assembly; the quick-release wrench assembly comprises a quick-release wrench, a spring, a diameter and a steel ball, wherein the quick-release wrench comprises a rotating part and a handle part; the rotating part is provided with a spring hole, the spring is placed in the spring hole, and the steel ball is placed on the spring; a positioning frame is arranged on the clamping mechanism body, and concave-convex lines are arranged on the inner wall of the positioning frame; the quick-release wrench assembly is arranged in the positioning frame, and the steel balls abut against the inner wall of the positioning frame; the brake cable fixing structure and the quick-release wrench assembly integrally rotate. The quick-release wrench is characterized in that a spring hole is formed in the quick-release wrench, a spring is placed in the spring hole, a steel ball is placed in the spring, and the steel ball is sealed into the rotating part by the ring, so that the quick-release wrench installed in the positioning frame is not easy to loosen and fall off in the process of rotating and adjusting the brake cable.
Description
Technical Field
The utility model relates to a brake field particularly, relates to a bicycle brake fixture.
Background
The clip brake is a well known embodiment of a bicycle rim brake and the basic assembly of the clip brake includes a pair of brake pads attached to a pair of clamping arms. At present, the brake clamp of road bicycle in the market mostly adopts the eccentric center of the pull wire hole of the quick release wrench to achieve the purpose of quick release and opening of the clamp so as to achieve the purpose of taking out the wheel.
Along with the development of highways, the width of wheels is more and more, the wheels have wide or narrow widths, and for wider wheels, even if a brake is quickly released, a clamp cannot be easily taken out, because the quick release stroke of a brake cable of the brake is not large enough, the eccentric stroke of a pull wire hole of the quick release wrench has certain limitation, and the brake clamp which cannot solve the technical problems has a complex structure, higher cost and low reliability; the quick-release wrench is continuously pulled in the process of quickly taking out the wheel, so that the quick-release wrench is easy to loosen, and the quick-release wrench arranged on the existing bicycle is easy to loosen, so that the problem of easy falling off exists when the wrench is pulled.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, an object of the utility model is to provide a prevent not hard up bicycle brake fixture of quick detach spanner.
The utility model aims at realizing through the following technical scheme:
the utility model provides a pair of bicycle brake fixture, include: the clamping mechanism comprises a clamping mechanism body, a quick-release wrench assembly arranged on the clamping mechanism body and a brake cable fixing structure connected with the quick-release wrench assembly;
the quick-release wrench assembly comprises a quick-release wrench, a spring and a steel ball with the diameter not smaller than the inner diameter of the spring, and the quick-release wrench comprises a rotating part and a handle part; the rotating part is provided with a spring hole, the spring is placed in the spring hole, and the steel ball is placed on the spring;
a positioning frame is arranged on the clamping mechanism body, and concave-convex lines are arranged on the inner wall of the positioning frame; the quick-release wrench assembly is rotatably arranged in the positioning frame, and the steel balls abut against the concave-convex lines arranged on the inner wall of the positioning frame;
the brake cable penetrates through the clamping mechanism body and then is fixed on the brake cable fixing structure, and the brake cable fixing structure fastens the quick-release wrench assembly and rotates integrally with the quick-release wrench assembly.
Furthermore, the brake cable fixing structure is a limit screw assembly, and the limit screw assembly comprises a limit screw, a screw tube, a fastening screw and a cushion block; one end of the screw pipe is in a hollow tubular shape, the other end of the screw pipe is in a semi-cylindrical shape with an end face, a through hole is formed in the quick-release wrench, the tubular end of the screw pipe penetrates through the through hole of the quick-release wrench from one side of a rotating part of the quick-release wrench, and a limit screw is inserted into the hollow pipe of the screw pipe; the semi-cylindrical end surfaces of the cushion block and the screw pipe are provided with through holes, the cushion block is attached to the semi-cylindrical end surface of the screw pipe and then is fastened by penetrating through the through holes of the semi-cylindrical end surfaces of the cushion block and the screw pipe through fastening screws, and a brake cable penetrates through the semi-cylindrical end surfaces of the cushion block and the screw pipe.
Furthermore, the quick-release wrench assembly also comprises a ring, wherein the outer wall of the ring is provided with salient points, the inner wall of the ring is provided with concave-convex lines, the ring is sleeved on a rotating part on the quick-release wrench, and the steel balls abut against the concave-convex lines arranged on the inner wall of the ring; a notch is formed in the positioning frame, and the salient point of the ring is embedded into the notch of the positioning frame, so that the quick-release wrench is installed in the positioning frame.
Further, the handle of the quick-release wrench is arranged in an arc shape.
Further, the quick-release wrench rotates anticlockwise to tighten the brake cable, and rotates clockwise to loosen the brake cable.
Furthermore, the clamping mechanism body comprises a first clamping arm, a second clamping arm and a fixing part; the center parts of the first clamping arm and the second clamping arm are respectively connected to two ends of the fixing part, and the fixing part is fixed on the frame through a middle shaft screw.
Furthermore, the lower ends of the first clamping arm and the second clamping arm are respectively provided with a brake pad; the upper end of the first clamping arm is provided with a wire hole for a wire screw to pass through, and the positioning frame is arranged at the upper end of the second clamping arm.
Furthermore, the lead screw is provided with a through hole, and the brake cable penetrates through the lead hole through penetrating through the through hole and then is fixed on the brake cable fixing structure.
Further, the brake clamping mechanism further comprises a gasket for increasing the stability of the limit screw assembly for fixing the quick-release wrench.
Further, the brake clamping mechanism further comprises a clamping spring for mutually supporting the first clamping arm and the second clamping arm.
The utility model discloses a bicycle brake fixture, the quick-release wrench subassembly that will include quick-release wrench, spring, the diameter is not less than the steel ball of spring internal diameter is rotatably installed in the fixture body is provided with the locating frame of unsmooth line and fastens through brake cable fixed knot structure, and the brake cable is also fixedly connected on brake cable fixed knot structure simultaneously, brake cable fixed knot structure with quick-release wrench subassembly an organic whole rotates; the quick-release wrench comprises a positioning frame, a rotating part, a spring hole, a steel ball, a spring, a steel ball and a steel ball, wherein the rotating part of the quick-release wrench is provided with the spring hole; when the quick-release wrench is rotated, the steel balls move on the concave-convex lines of the positioning frame, so that the quick-release wrench installed in the positioning frame is not easy to loosen and fall off in the process of loosening or tightening the brake cable in the rotating adjustment, and the brake cable is prevented from loosening due to the loosening of the quick-release wrench.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:
FIG. 1 is an exploded view of the bicycle brake clamping mechanism of the present invention;
FIG. 2 is an assembly view of the bicycle brake clamping mechanism of the present invention;
FIG. 3 is a structural diagram of the quick release wrench assembly of the bicycle brake clamping mechanism of the present invention;
FIG. 4 is a structural view of a quick release wrench of the bicycle brake clamping mechanism of the present invention;
FIG. 5 is an installation view of the quick release wrench assembly of the bicycle brake clamping mechanism of the present invention;
fig. 6 is another view of the fast dismounting wrench assembly of the bicycle brake clamping mechanism of the present invention.
Wherein the reference numerals are: 1-clamping mechanism body, 101-first clamping arm, 102-second clamping arm, 103-fixing part, 104-wire screw, 105-positioning frame, 106-notch, 107-middle shaft screw, 108-brake pad, 2-quick-release wrench assembly, 201-quick-release wrench, 2011-rotating part, 2012-handle part, 2013-spring hole, 202-spring, 203-steel ball, 204-ring, 2041-salient point, 3-limit screw assembly, 301-limit screw, 302-screw pipe, 303-fastening screw, 304-cushion block and 4-gasket.
Detailed Description
In order to make the technical solution of the present invention better understood, the technical solution of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.
As shown in fig. 1 to 6, the utility model discloses a bicycle brake fixture of embodiment includes: the clamping mechanism comprises a clamping mechanism body 1, a quick-release wrench assembly 2 arranged on the clamping mechanism body 1 and a brake cable fixing structure connected with the quick-release wrench assembly 2;
the quick release wrench assembly 2 comprises a quick release wrench 201, a spring 202 and a steel ball 203 with the diameter not smaller than the inner diameter of the spring 202, wherein the quick release wrench 201 comprises a rotating part 2011 and a handle part 2012; a spring hole 2013 is formed in the rotating part 2011, the spring 202 is placed in the spring hole 2013, and the steel ball 203 is placed on the spring 202;
a positioning frame 105 is arranged on the clamping mechanism body 1, and concave-convex lines are arranged on the inner wall of the positioning frame 105; the quick-release wrench component 2 is rotatably arranged in the positioning frame 105, and the steel ball 203 abuts against a concave-convex pattern arranged on the inner wall of the positioning frame 105;
the brake cable passes through the clamping mechanism body 1 and then is fixed on the brake cable fixing structure, and the brake cable fixing structure fastens the quick-release wrench group 2 and rotates integrally with the quick-release wrench assembly 2.
In the bicycle brake clamping mechanism of the utility model, a quick-release wrench component 2 comprising a quick-release wrench 201, a spring 202 and a steel ball 203 with the diameter not less than the inner diameter of the spring 202 is rotatably arranged in a positioning frame 105 with concave-convex lines on a clamping mechanism body 1 and is fastened through a brake cable fixing structure, meanwhile, a brake cable is also fixedly connected on the brake cable fixing structure, and the brake cable fixing structure and the quick-release wrench component 2 rotate integrally; a spring hole 2013 is formed in a rotating part 2011 of the quick-release wrench 201, a spring is placed in the spring hole 2013, a steel ball 203 is placed on the spring, and the steel ball 203 abuts against a concave-convex pattern formed in the inner wall of the positioning frame 105; when the quick-release wrench is rotated, the steel ball 203 moves on the embossed grain of the positioning frame 105, so that the quick-release wrench 201 installed in the positioning frame 105 is not easy to loosen and fall off in the process of loosening or tightening the rotating adjustment brake cable, and the brake cable loosening caused by the loosening of the quick-release wrench 201 is avoided.
In the embodiment, the brake cable fixing structure is a limit screw assembly 3, and the limit screw assembly 3 comprises a limit screw 301, a screw tube 302, a fastening screw 303 and a cushion block 304; one end of the screw pipe 302 is hollow tubular, the other end of the screw pipe is semi-cylindrical and is provided with an end face, a through hole is formed in the quick-release wrench 201, the tubular end of the screw pipe 302 penetrates through the through hole of the quick-release wrench 201 from one side of a rotating part 2011 of the quick-release wrench 201, and the limit screw 301 is inserted into the hollow pipe of the screw pipe 302; through holes are formed in the semi-cylindrical end faces of the cushion block 304 and the screw tube 302, the cushion block 304 is attached to the semi-cylindrical end face of the screw tube 302 and then fastened through the through holes of the semi-cylindrical end faces of the cushion block 304 and the screw tube 302 by the fastening screws 303, and the brake cable penetrates through the semi-cylindrical end faces of the cushion block 304 and the screw tube 302.
In the installation process, the rotating portion 2011 of the quick release wrench 201 is inserted into the positioning frame 105, and then the limit screw assembly 3 positions the quick release wrench 201 in the axial direction of the rotating portion 2011 of the quick release wrench 201, so as to fix the quick release wrench 201 in the positioning frame 105.
One end of the screw pipe 302 is a hollow cylinder, and the other end is a half of the cylinder cut in the axial direction and is semi-cylindrical; during installation, a limit screw 301 penetrates through the quick release wrench 201 and then is inserted into a hollow cylinder of a screw tube 302, so that the quick release wrench assembly 2 is fixed in the positioning frame 105 of the second clamping arm 102; then the cushion block 304 is attached to the end face of the semi-cylinder, and the fastening screw 303 penetrates through a through hole formed in the semi-cylinder end faces of the cushion block 304 and the screw pipe 302 for fastening; after passing through the wire guide hole, the brake cable passes through the semi-cylindrical end surface of the screw tube 302 and the cushion block 304; due to the tightening of the tightening screw 303, the brake cable is secured between the semi-cylindrical end surface of the screw tube 302 and the spacer 304.
In an embodiment, the quick-release wrench assembly 2 further includes a ring 204, the outer wall of the ring 204 is provided with a convex point 2041, the inner wall is provided with concave-convex lines, the ring 204 is sleeved on a rotating part 2011 of the quick-release wrench 201, and the steel ball 203 abuts against the concave-convex lines arranged on the inner wall of the ring 204; the positioning frame 105 is formed with a notch 106, and the protruding point 2041 of the ring 204 is inserted into the notch 106 of the positioning frame 105, so that the quick release wrench 201 is installed in the positioning frame 105.
Arranging a quick-release wrench component 2 comprising a quick-release wrench 201, a spring 202, a steel ball 203 with the diameter not less than the inner diameter of the spring 202 and a ring 204 with salient points 2041 on the outer side in a positioning frame 105 of a clamping mechanism body 1; the protruding point 2041 of the ring 204 is embedded into the notch 106 on the inner side of the positioning frame 105, so that the relative position of the ring 204 and the positioning frame 105 is fixed, and the quick release wrench 201 is prevented from slipping when being rotated. Specifically, a spring hole 2013 is formed in the quick release wrench 201, the spring 202 is placed in the spring hole 2013, the steel ball 203 is placed on the spring 202, the ring 204 is arranged on the rotating part 2011 in a sleeved mode, the steel ball 203 is sealed into the spring hole 2013, then the quick release wrench assembly 2 is installed in the positioning frame 105 in a mode that the salient point 2041 of the ring 204 is embedded into the notch 106 of the positioning frame 105, the steel ball 203 abuts against the concave-convex grain arranged on the inner wall of the positioning frame 105 at the moment, when the quick release wrench 201 is rotated, the steel ball 203 moves on the concave-convex grain of the ring 204, the quick release wrench 201 installed in the positioning frame 105 is not easy to loosen and fall off in the process of rotating and adjusting the brake line, and therefore the brake line loosening caused by the loosening of the quick release wrench 201 is avoided.
Furthermore, concave-convex lines arranged in the inner wall of the ring 204 are matched with the size of the steel ball 203; when the quick-release wrench 201 is pulled, the steel balls 203 move in the concave-convex lines of the ring 204, when the quick-release wrench 201 is pulled, the movement mode of the quick-release wrench 201 is a section-by-section movement, and clear sound is generated when the quick-release wrench 201 is pulled; whether the steel ball 203 is installed in place can be judged according to the vibration hand feeling or the sound generated in the motion process.
In an embodiment, the handle 2012 of the quick release wrench 201 is disposed in an arc shape. The quick-release wrench 201 is provided with the handle part 2012, so that the quick-release wrench 201 can be rotated and shifted, and the handle part 2012 is arranged into an arc shape, so that the operation and the use of people are more convenient.
In the embodiment, the quick release wrench 201 rotates counterclockwise to tighten the brake cable, and rotates clockwise to loosen the brake cable. When the brake clamping mechanism is installed, the brake cable is fixed at one end of the quick-release wrench 201, which penetrates through the positioning frame 105, and when the bicycle is ridden normally, the brake cable is in a tightened state so as to ensure the normal use of the brake clamping mechanism; when the quick-release wrench 201 is used, the quick-release wrench 201 is rotated by pulling the handle, when the handle is pulled anticlockwise, the brake cable is pulled, and at the moment, the brake cable is in a tensioned state, otherwise, the brake cable is loosened clockwise; the quick-release wrench 201 is generally configured to be clockwise shifted to loosen, and counterclockwise shifted to tighten or lock, because the quick-release wrench 201 is provided with the steel ball 203, and the steel ball 203 is enclosed in the quick-release wrench 201 by the ring 204, so that the quick-release wrench 201 is not easy to slip after being locked.
In an embodiment, the clamping mechanism body comprises a first clamping arm 101, a second clamping arm 102 and a fixing part 103; the center parts of the first clamping arm 101 and the second clamping arm 102 are respectively connected to two ends of a fixing part 103, and the fixing part 103 is fixed on the frame through a middle shaft screw 107. The central parts of the first clamping arm 101 and the second clamping arm 102 are respectively connected to two ends of a fixing part 103, and the fixing part 103 is fixed on the frame through a middle shaft screw 107; the first clamping arm 101 and the second clamping arm 102 are fixedly connected to two ends of the fixing portion 103, and the fixing portion 103 is fixed on the frame through a middle shaft screw 107, so that the whole clamping mechanism body 1 is fixedly mounted on the frame.
In the embodiment, the lower ends of the first clamping arm 101 and the second clamping arm 102 are respectively provided with a brake pad 108; the upper end of the first clamping arm 101 is provided with a wire guide hole for a wire screw 104 to pass through, and a positioning frame 105 is provided at the upper end of the second clamping arm 102. The upper end of the second clamping arm 102 is provided with a positioning frame 105 for installing the quick-release wrench 201 group. When the clamping device is used, the first clamping arm 101 and the second clamping arm 102 play a braking role by inwards tightening clamping force which generates bilateral symmetry on the wheels of the bicycle.
In the embodiment, the lead screw 104 is provided with a through hole, and the brake cable passes through the lead hole by penetrating through the through hole. The lead screw 104 is used to guide the brake cable through the lead aperture and then through the brake cable fixing structure. When the brake clamping mechanism is installed on a bicycle, a brake cable penetrates through the wire guide screw 104, and the wire guide screw 104 is screwed into a wire guide hole formed in the upper end of the first clamping arm 101, so that the wire guide screw 104 penetrates through the wire guide hole; and after the brake cable passes through the wire guide hole, the brake cable passes through the brake cable fixing structure.
Further, when the brake cable fixing structure is the limit screw assembly 3, the brake cable passes through between the semi-cylindrical end surfaces passing through the cushion block 304 and the screw tube 304; the pressure generated by tightening the pad 304 and the screw tube 302 by the tightening screw 303 squeezes the brake cable between the pad 404 and the semi-cylindrical end surface of the screw tube 302. Because stop screw subassembly 3 fastens quick detach spanner subassembly 2 again and quick detach spanner subassembly 2 rotates with stop screw subassembly 3 is integrative, when rotatory quick detach spanner 201, stop screw subassembly 3 rotates together, and then the elasticity of pulling brake line adjustment brake line.
In an embodiment, the brake clamping mechanism further comprises a washer 4 for increasing the stability of the 3-piece fixed quick-release wrench 201 of the set of limit screws 301. The limit screw 301 and the second clamping arm 102 are provided with the gasket 4, so that the limit screw 301 can be fastened to play a role in stabilizing, and the brake clamping mechanism can work more stably and reliably.
In an embodiment, the brake clamping mechanism further comprises a clamping spring (not shown) for bracing the first and second clamping arms 101, 102 from each other. A clamp spring is provided between the first clamp arm 101 and the second clamp arm 102. The clamping spring is normally used for opening the first clamping arm 101 and the second clamping arm 102, and when the brake clamping mechanism is used, the first clamping arm 101 and the second clamping arm 102 are tightened to a wheel through a brake cable, so that the clamping spring is compressed; when the brake clamping mechanism is not in use, the clamping spring again expands the first and second clamping arms 101 and 102 apart.
The beneficial effects of the utility model reside in that:
1. the method comprises the following steps that a quick release wrench component 2 comprising a quick release wrench 201, a spring 202 and a steel ball 203 with the diameter not smaller than the inner diameter of the spring 202 is rotatably arranged in a positioning frame 105 with concave-convex grains on a clamping mechanism body 1 and is fastened through a brake cable fixing structure, a brake cable is also fixedly connected to the brake cable fixing structure, and the brake cable fixing structure and the quick release wrench component 2 integrally rotate; a spring hole 2013 is formed in a rotating part 2011 of the quick-release wrench 201, the spring 202 is placed in the spring hole 2013, the steel ball 203 is placed on the spring 202, and the steel ball 203 abuts against a concave-convex circuit formed in the inner wall of the positioning frame 105; when the quick-release wrench 201 is rotated, the steel balls 203 move on the concave-convex lines of the positioning frame 105, so that the quick-release wrench 201 installed in the positioning frame 105 is not easy to loosen and fall off in the process of loosening or tightening the brake cable in the process of rotating and adjusting, and the brake cable loosening caused by the loosening of the quick-release wrench is avoided.
2. The fast-dismounting wrench assembly 2 is arranged in the positioning frame 105 by arranging a ring 204, arranging concave-convex lines on the inner wall of the ring 204 and arranging convex points on the outer wall, arranging a notch 106 matched with the convex point 2041 on the outer wall of the ring 204 on the positioning frame 105 and embedding the convex point 2041 on the outer wall into the notch 106 in the positioning frame 105; at this time, the steel ball 203 abuts against the concave-convex pattern in the ring 204, and when the quick-release wrench 201 is rotated, the steel ball 203 moves in the concave-convex pattern; the positioning frame 105 is worn by the quick-release wrench 201 after long-time use, and due to the arrangement of the ring 204, concave-convex grains are prevented from being directly arranged in the positioning frame 105, so that the whole second clamping arm 102 is prevented from being replaced due to the wear of the positioning frame 105, and the cost is greatly saved; after the spring 202 and the steel ball 203 are mounted on the quick release wrench 201, the ring 204 is sleeved on the rotating part 2011 to seal the steel ball 203 into the spring hole 2013, and then the whole quick release wrench assembly 2 is mounted in the positioning frame 105, so that the quick release wrench assembly 2 is mounted in the positioning frame 105 more conveniently than without the ring 204.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. A bicycle brake clamping mechanism, comprising: the clamping mechanism comprises a clamping mechanism body, a quick-release wrench assembly arranged on the clamping mechanism body and a brake cable fixing structure connected with the quick-release wrench assembly;
the quick-release wrench assembly comprises a quick-release wrench, a spring and a steel ball with the diameter not smaller than the inner diameter of the spring, and the quick-release wrench comprises a rotating part and a handle part; the rotating part is provided with a spring hole, the spring is placed in the spring hole, and the steel ball is placed on the spring;
the clamping mechanism body is provided with a positioning frame, and concave-convex lines are arranged on the inner wall of the positioning frame; the quick-release wrench assembly is rotatably arranged in the positioning frame, and the steel balls abut against a concave-convex pattern arranged on the inner wall of the positioning frame;
the brake cable penetrates through the clamping mechanism body and then is fixed on the brake cable fixing structure, and the brake cable fixing structure is used for fastening the quick-release wrench assembly and integrally rotating with the quick-release wrench assembly.
2. The bicycle brake clamping mechanism according to claim 1, wherein the brake cable fixing structure is a limit screw assembly, the limit screw assembly comprising a limit screw, a screw tube, a fastening screw and a cushion block; one end of the screw pipe is in a hollow tubular shape, the other end of the screw pipe is in a semi-cylindrical shape with an end face, a through hole is formed in the quick-release wrench, the tubular end of the screw pipe penetrates through the through hole of the quick-release wrench from one side of the rotating part of the quick-release wrench, and the limit screw is inserted into the hollow pipe of the screw pipe; the semi-cylindrical end surfaces of the cushion block and the screw pipe are provided with through holes, the cushion block is attached to the semi-cylindrical end surface of the screw pipe and then fastened by the fastening screw penetrating through the through holes of the semi-cylindrical end surfaces of the cushion block and the screw pipe, and the brake cable penetrates through the semi-cylindrical end surfaces of the cushion block and the screw pipe.
3. The bicycle brake clamping mechanism according to claim 1, wherein the quick release wrench assembly further comprises a ring, wherein the outer wall of the ring is provided with protrusions, the inner wall of the ring is provided with concave-convex lines, the ring is sleeved on the rotating part of the quick release wrench, and the steel balls abut against the concave-convex lines on the inner wall of the ring; the positioning frame is provided with a notch, and the salient point of the ring is embedded into the notch of the positioning frame, so that the quick-release wrench is installed in the positioning frame.
4. The bicycle brake clamping mechanism according to claim 1, wherein said handle portion of said quick release wrench is configured in an arcuate shape.
5. The bicycle brake clamping mechanism according to claim 4, wherein the quick release wrench is rotated counterclockwise to tighten the brake cable and rotated clockwise to loosen the brake cable.
6. The bicycle brake clamping mechanism according to claim 1, wherein said clamping mechanism body includes a first clamping arm, a second clamping arm and a fixing portion; the center parts of the first clamping arm and the second clamping arm are respectively connected to two ends of the fixing part, and the fixing part is fixed on the frame through a middle shaft screw.
7. The bicycle brake clamping mechanism according to claim 6, wherein the lower ends of the first clamping arm and the second clamping arm are respectively provided with a brake pad; the upper end of the first clamping arm is provided with a wire guide hole for a wire screw to pass through, and the positioning frame is arranged at the upper end of the second clamping arm.
8. The bicycle brake clamping mechanism according to claim 7, wherein a through hole is formed in the wire screw, and the brake cable is inserted through the through hole and then passes through the wire hole to be fixed to the brake cable fixing structure.
9. The bicycle brake clamping mechanism according to claim 2, further comprising a washer for increasing the stability of the stop screw assembly in securing the quick release wrench.
10. The bicycle brake clamping mechanism according to claim 7, further comprising a clamping spring for spreading said first clamping arm and said second clamping arm apart from each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120232271.5U CN215155399U (en) | 2021-01-27 | 2021-01-27 | Bicycle brake clamping mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120232271.5U CN215155399U (en) | 2021-01-27 | 2021-01-27 | Bicycle brake clamping mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215155399U true CN215155399U (en) | 2021-12-14 |
Family
ID=79407927
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120232271.5U Active CN215155399U (en) | 2021-01-27 | 2021-01-27 | Bicycle brake clamping mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215155399U (en) |
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2021
- 2021-01-27 CN CN202120232271.5U patent/CN215155399U/en active Active
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