CN220786072U - Bicycle brake convenient to adjust - Google Patents
Bicycle brake convenient to adjust Download PDFInfo
- Publication number
- CN220786072U CN220786072U CN202322640829.5U CN202322640829U CN220786072U CN 220786072 U CN220786072 U CN 220786072U CN 202322640829 U CN202322640829 U CN 202322640829U CN 220786072 U CN220786072 U CN 220786072U
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- CN
- China
- Prior art keywords
- brake
- positioning block
- brake cable
- convenient
- cable positioning
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000004804 winding Methods 0.000 claims abstract description 10
- 238000003754 machining Methods 0.000 claims abstract description 4
- 230000003068 static effect Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
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- Braking Arrangements (AREA)
- Flexible Shafts (AREA)
Abstract
A bicycle brake convenient to adjust comprises a brake arm, a brake cable positioning block is arranged at the end part of the brake arm through a limit bolt, a brake cable is wound on the brake cable positioning block, and the end part of the limit bolt passes through the brake arm and is locked and positioned through a cap nut; the brake cable positioning block is of an annular structure, an annular winding groove is formed in the middle of the periphery of the brake cable positioning block in a machining mode along the circumferential direction, a square hole is formed in the center of the brake cable positioning block in the axial direction, and a limit bolt penetrates through the square hole in a matching mode. According to the brake structure, the brake cable positioning block is additionally arranged between the limiting bolt and the brake arm, the brake cable is directly wound on the brake cable positioning block, the brake cable positioning block and the limiting bolt are kept relatively static, the cover nut is unscrewed, the brake cable can be adjusted by rotating the limiting bolt, the operation is convenient, and the brake cable is tidy to store and is not easy to damage.
Description
Technical Field
The utility model relates to a bicycle brake convenient to adjust.
Background
The bicycle is provided with a brake device, and the prior brake device basically uses a clamp brake. The brake cable connects gradually two brake arms, brake cable bottom and one of them brake arm end fixing, as shown in fig. 7, mainly through foraminiferous bolt and cap nut locking spacing between brake cable and the brake arm among the prior art, the brake cable bottom passes by the line hole on the bolt, and the bolt passes behind the mounting hole on the brake arm and closes with cap nut spin, and the brake cable supports and leans on the brake arm side, and after locking, the brake arm forms a radial shearing force to the brake cable, causes the fracture of brake cable easily, influences braking performance.
Disclosure of Invention
In order to overcome the defects in the prior art, the utility model provides a bicycle brake which is convenient to adjust.
In order to achieve the above purpose, the utility model provides a bicycle brake convenient to adjust, which comprises a brake arm, wherein a brake cable positioning block is arranged at the end part of the brake arm through a limit bolt, a brake cable is wound on the brake cable positioning block, and the end part of the limit bolt passes through the brake arm and is locked and positioned through a cap nut;
the brake cable positioning block is of an annular structure, an annular winding groove is formed in the middle of the periphery of the brake cable positioning block in a machining mode along the circumferential direction, a square hole is formed in the center of the brake cable positioning block in the axial direction, and the limit bolt penetrates through the square hole in a matching mode.
As a further improvement of the utility model, a positioning hole is processed on the side wall of the annular winding groove, and the end part of the brake cable is matched and stretches into the positioning hole.
As a further improvement of the utility model, the positioning hole is arranged along the axial direction of the brake wire positioning block and penetrates through the end part of the brake wire positioning block.
As a further improvement of the utility model, the limit bolt comprises a head part, a square rod section and a screw rod section which are connected in sequence, the brake cable positioning block is sleeved on the outer side of the square rod section in a matching way, and the screw rod section passes through a through hole at the end part of the brake arm and then is screwed with the cap nut for positioning.
As a further improvement of the utility model, the thickness of the brake cable positioning block is matched with the length of the square rod section.
As a further development of the utility model, the inner diameter of the through-hole matches the outer diameter of the screw section.
As a further development of the utility model, a washer is arranged between the cap nut and the brake arm.
The beneficial effects of the utility model are as follows:
according to the brake structure, the brake cable positioning block is additionally arranged between the limiting bolt and the brake arm, the brake cable is directly wound on the brake cable positioning block, the brake cable positioning block and the limiting bolt are kept relatively static through the square hole and the square rod structure, the limiting bolt is locked and limited by the cap nut in a use state, when the length needs to be adjusted, the brake cable can be adjusted by only unscrewing the cap nut and rotating the limiting bolt, the operation is convenient, the brake cable is stored neatly, and the brake cable is not easy to damage.
Drawings
FIG. 1 is a partial block diagram of a bicycle brake convenient to adjust in accordance with the present utility model;
FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;
fig. 3 is a schematic structural view of the brake cable positioning block 2;
FIG. 4 is a cross-sectional view taken along B-B in FIG. 3;
fig. 5 is a schematic structural view of the positioning bolt 4;
FIG. 6 is a cross-sectional view of a square pole segment 42;
FIG. 7 is a block diagram illustrating the assembly of a brake cable according to the prior art.
In the figure: 1. a brake arm; 11. a through hole; 2. a brake cable positioning block; 21. an annular winding groove; 22. positioning holes; 23. square holes; 3. a brake cable; 4. a limit bolt; 41. a head; 42. a square pole segment; 43. a screw section; 5. a gasket; 6. a cap nut.
Detailed Description
As shown in fig. 1 and 2, the bicycle brake convenient to adjust comprises a brake arm 1, a brake wire positioning block 2 is arranged at the end part of the brake arm 1 through a limit bolt 4, a brake wire 3 is wound on the brake wire positioning block 2, the end part of the limit bolt 4 passes through the brake arm 1 and is locked and positioned through a cap nut 6, and a gasket 5 is arranged between the cap nut 6 and the brake arm 1;
the brake line positioning block 2 is of an annular structure, an annular winding groove 21 is formed in the middle of the periphery of the brake line positioning block 2 in a machining mode along the circumferential direction, a square hole 23 is formed in the center of the brake line positioning block 2 in the axial direction, a limit bolt 4 penetrates through the square hole 23 in a matching mode, a positioning hole 22 is formed in the side wall of the annular winding groove 21, the end portion of the brake line 3 stretches into the positioning hole 22 in a matching mode, and the positioning hole 22 is arranged along the axial direction of the brake line positioning block 2 and penetrates through the end portion of the brake line positioning block 2 (see fig. 3 and 4);
the limit bolt 4 comprises a head 41, a square rod section 42 and a screw rod section 43 (see fig. 5 and 6) which are sequentially connected, the brake line positioning block 2 is matched and sleeved on the outer side of the square rod section 42, the thickness of the brake line positioning block 2 is matched with the length of the square rod section 42, the screw rod section 43 penetrates through the through hole 11 at the end part of the brake arm 1 and then is screwed and positioned with the cap nut 6, and the inner diameter of the through hole 11 is matched with the outer diameter of the screw rod section 43.
According to the brake structure, the brake cable positioning block is additionally arranged between the limiting bolt and the brake arm, the brake cable is directly wound on the brake cable positioning block, the brake cable positioning block and the limiting bolt are kept relatively static through the square hole and the square rod structure, the limiting bolt is locked and limited by the cap nut in a use state, when the length needs to be adjusted, the brake cable can be adjusted by only unscrewing the cap nut and rotating the limiting bolt, the operation is convenient, the brake cable is stored neatly, and the brake cable is not easy to damage.
When in specific use, the utility model is described with reference to the drawings for convenient understanding;
the scheme of the embodiment is mainly used for positioning the bottom end of the brake cable, when the brake cable is assembled, the end part of the brake cable extends into a positioning hole in the side wall of the annular winding groove, then the brake cable is wound and positioned along the annular winding groove, the square rod section of the limit bolt penetrates through the square hole in the center of the brake cable positioning block in a matched mode to limit relative rotation, the screw rod section of the limit bolt penetrates through the through hole in the end part of the brake arm and then is sleeved with a gasket and a cap nut, and the limit bolt and the brake cable positioning block can be locked by screwing the cap nut; when the length of the brake cable needs to be adjusted, the brake cable can be adjusted by only unscrewing the cap nut and rotating the limit bolt, and the brake cable is mainly subjected to tangential tension and is not easy to break.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (7)
1. A bicycle brake of convenient regulation, its characterized in that: the brake cable positioning device comprises a brake arm (1), wherein a brake cable positioning block (2) is arranged at the end part of the brake arm (1) through a limit bolt (4), a brake cable (3) is wound on the brake cable positioning block (2), and the end part of the limit bolt (4) passes through the brake arm (1) and is locked and positioned through a cap nut (6);
the brake cable positioning block (2) is of an annular structure, an annular winding groove (21) is formed in the middle of the periphery of the brake cable positioning block (2) in a machining mode along the circumferential direction, a square hole (23) is formed in the center of the brake cable positioning block (2) in an axial mode, and the limit bolt (4) penetrates through the square hole (23) in a matching mode.
2. The bicycle brake convenient to adjust of claim 1, wherein: and a positioning hole (22) is formed in the side wall of the annular winding groove (21), and the end part of the brake cable (3) is matched and stretches into the positioning hole (22).
3. The bicycle brake convenient to adjust of claim 2, wherein: the positioning hole (22) is arranged along the axial direction of the brake line positioning block (2) and penetrates to the end part of the brake line positioning block (2).
4. The bicycle brake convenient to adjust of claim 1, wherein: the limit bolt (4) comprises a head (41), a square rod section (42) and a screw rod section (43) which are sequentially connected, the brake cable positioning block (2) is sleeved outside the square rod section (42) in a matched mode, and the screw rod section (43) passes through a through hole (11) at the end portion of the brake arm (1) and then is positioned in a screwing mode with the cap nut (6).
5. The bicycle brake convenient to adjust of claim 4, wherein: the thickness of the brake cable positioning block (2) is matched with the length of the square rod section (42).
6. The bicycle brake convenient to adjust of claim 4, wherein: the inner diameter of the through hole (11) is matched with the outer diameter of the screw section (43).
7. The bicycle brake convenient to adjust of claim 1, wherein: a gasket (5) is arranged between the cap nut (6) and the brake arm (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322640829.5U CN220786072U (en) | 2023-09-28 | 2023-09-28 | Bicycle brake convenient to adjust |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322640829.5U CN220786072U (en) | 2023-09-28 | 2023-09-28 | Bicycle brake convenient to adjust |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220786072U true CN220786072U (en) | 2024-04-16 |
Family
ID=90653761
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322640829.5U Active CN220786072U (en) | 2023-09-28 | 2023-09-28 | Bicycle brake convenient to adjust |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220786072U (en) |
-
2023
- 2023-09-28 CN CN202322640829.5U patent/CN220786072U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |