CN201784773U - Clamping arm of bicycle brake - Google Patents
Clamping arm of bicycle brake Download PDFInfo
- Publication number
- CN201784773U CN201784773U CN2010202022587U CN201020202258U CN201784773U CN 201784773 U CN201784773 U CN 201784773U CN 2010202022587 U CN2010202022587 U CN 2010202022587U CN 201020202258 U CN201020202258 U CN 201020202258U CN 201784773 U CN201784773 U CN 201784773U
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- CN
- China
- Prior art keywords
- head
- plate
- block
- bicycle brake
- locating plate
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a clamping arm of a bicycle brake, which comprises a head defining a through hole, and a bearing. An arm extending from the head includes a positioning plate and a reinforcing plate, one end of the positioning plate and one end of the reinforcing plate are connected to the head respectively, the positioning plate is connected with and not parallel to the reinforcing plate, and the bearing is abutted against the head. Therefore, the clamping arm has fine structural strength, and can reduce materials and the integral weight.
Description
Technical field
The utility model refers to the bicycle brake jig arm in order to installing brake facing or brake shoes and wheel rim friction especially about a kind of drg of bicycle.
Background technology
Traditional cycle brake is referring to described brake binders of patent such as TaiWan, China TW349521 and TWM334815, extend a lamellar body in addition in brake arm one side, for locking brake facing or brake shoes, brake for the friction wheel rim, but the lamellar body of the brake facing that is used in these patents to lock all only extends to form from brake arm one side, the lower problem of structural strength is arranged easily, not only be unsuitable for carrying out powerful brake, also be unsuitable for further reducing material, make overall weight alleviate.
The utility model content
Main purpose of the present utility model is to provide a kind of drg of bicycle, has good structural strength.
For reaching above-mentioned purpose, the utility model provides a kind of bicycle brake jig arm, comprises:
Head, define a perforation in this head, be provided with arm from this head extension, this arm comprises locating plate and strengthens plate, this locating plate and this reinforcement plate wherein a side of one are connected with another person, this locating plate one end is connected with this head, and this reinforcement plate one end is connected with this head, and it is not parallel each other that this locating plate and this are strengthened plate;
Bearing, this bearing is resisted against this head.
Described head one end definition tank, this perforation is communicated in this tank vertically, in this head tank inwall definition positioning groove;
Described bicycle brake jig arm further includes block, and described block can be located at this head rotationally, and described tank is between this block and this head, with this block and this head definition accommodation space;
Elastic component is located in this accommodation space, and this elastic component one end penetrates in this positioning groove and is resisted against this head, and this elastic component other end becomes to rotate continuous action relation with this block.
Described block includes body and lamellar body, and this body one end penetrates in this perforation, radially extends to form this lamellar body in this body other end, extends axially in this blade peripheral edge and forms a ring slice, and this ring slice is located between this lamellar body and this head.
Described this head offers a slotted eye, and this slotted eye is communicated in this positioning groove;
Adjustment part, this adjustment part spiral shell are located at this head and are located in this slotted eye, and this adjustment part one end penetrates in this positioning groove, make this elastic component be resisted against this head and this adjustment part wherein.
Whereby, the utility model can utilize locating plate to fix a brake facing or brake shoes for installing, and this locating plate then is connected in this reinforcement plate and this head simultaneously, and this reinforcement plate also is connected in this head, can be in order to supporting this locating plate, and can improve this arm and overall construction intensity of the present utility model.
Description of drawings
Fig. 1 is the three-dimensional exploded view of bicycle brake jig arm in the utility model.
Figure 1A is the stereo amplification figure of the head in the utility model.
Fig. 2 is the block diagram at head and another visual angle of arm in the utility model.
Fig. 3 is the block diagram after the assembling of bicycle brake jig arm in the utility model.
Fig. 4 is along the section-drawing of A-A line among Fig. 3.
Fig. 5 is the running condition scheme drawing of bicycle brake jig arm in the utility model.
The primary clustering nomenclature
1: head 192: bearing
11: perforation 2: adjustment part
12: tank 3: block
13: positioning groove 31: body
14: slotted eye 32: lamellar body
15: locating plate 33: ring slice
151: chute 34: perforation
16: strengthen plate 4: elastic component
161: groove 5: brake facing
17,17 ': extension stem 6: clamper
18,18 ': closure 71: outer tube
19: axostylus axostyle 72: interior lines
191: projection 8: wheel rim
The specific embodiment
Below only with embodiment creation spirit of the present utility model being described, so is not the category in order to the desire protection of restriction the utility model institute, meets creation spirit person of the present utility model, should all be covered by within the category of the utility model institute desire protection, close chat earlier bright.
As shown in Figure 1, the bicycle brake jig arm that the utility model provides includes head 1, and can further comprise adjustment part 2, block 3 and elastic component 4.As depicted in figs. 1 and 2, at head 1 definition one perforation 11, this head 1 can make this perforation 11 be communicated in this tank 12 vertically in the end definition tank 12 of this perforation.Can be in this head 1 definition positioning groove 13, this positioning groove 13 is positioned at the inwall of this head 1 tank 12, make this positioning groove 13 be connected with this tank 12, wherein, shown in Figure 1A, this positioning groove 13 is positioned at the side that this tank 12 penetrates with this head 1, in other embodiment, also can make this positioning groove 13 be positioned at this other positions of tank 12 side faces.Can offer slotted eye 14 in addition in this head 1, make this slotted eye 14 be communicated in this positioning groove 13.
Be provided with an arm from this head 1 extension, this arm generally extends towards the radial direction of perforation 11, this arm comprises locating plate 15 and strengthens plate 16, this locating plate 15 and this reinforcements plate 16 respectively interconnect with a side wherein, in other embodiment, also can change one side wherein is directly connected in another person.To strengthen plate 16 not parallel each other with this for this locating plate 15, and accompany an angle, and the better one can be provided with and makes this locating plate 15 mutual vertical with this reinforcement plate 16.This locating plate 15 respectively is connected in this head 1 with an end with this reinforcement plate 16, as shown in Figure 2, make this reinforcement plate 16 be connected in head 1 one ends, and make locating plate 15 both sides extend to this head 1 two ends respectively, make this perforation 11 perpendicular to this reinforcement plate 16, and make the normal direction of this perforation 11 perpendicular to this locating plate 15, yet, in other embodiment, make this locating plate 15 be connected in this head 1 other positions person separately with this reinforcement plate 16, also not having can not.In these locating plate 15 definition chutes 151, this chute 151 is penetrable in this locating plate 15, and makes this locating plate 15 hollow outs, and this locating plate 15 can supply the installing brake facing by this chute 151, and brake facing can be locked in this locating plate 15, for the position that is provided with of adjusting brake facing.Can offer one to several grooves 161 in this reinforcement plate 16, make these reinforcement plate 16 surfaces form several depressions, or as shown in Figure 2, order respectively this groove 161 run through this reinforcement plate 16, makes this reinforcement plate 16 hollow outs.In this arm away from the extensible formation extension stem 17 of an end of this head 1, establish closure 18 in these extension stem 17 spiral shells, as shown in Figure 3, for brake cable or miscellaneous part are installed in extension stem 17 or be located in extension stem 17 and closure 18 between, wherein this extension stem 17 can from this strengthen plate 16 and this locating plate 15 or wherein one end extend to form.
These adjustment part 2 spiral shells are located at this head 1 and are located in this slotted eye 14, and these adjustment part 2 one ends can penetrate in this positioning groove 13, but these adjustment part 2 one end screw locks are rotated, and move in positioning groove 13.
As Fig. 1, Fig. 3 and shown in Figure 4, this block 3 is located at this head 1 rotationally, make tank 12 between this block 3 and this head 1, and with this block 3 and this head 1 definition accommodation space, more particularly, this block 3 can comprise body 31, these body 31 1 ends penetrate in this perforation 11 and can rotate relative to this head 1, the other end radially extends to form lamellar body 32, make this lamellar body 32 be respectively in the tank both sides and be coated on tank 12 with this head 1, with this lamellar body 32 and this head 1 definition accommodation space, can extend axially formation ring slice 33 in addition in these lamellar body 32 peripheries, make this ring slice 33 be located between this lamellar body 32 and this head 1, and can improve the volume of this accommodation space.Can offer perforation 34 in this lamellar body 32.
This elastic component 4 is located in this accommodation space, these elastic component 4 one ends penetrate this positioning groove 13 makes this elastic component 4 be resisted against this head 1 or this adjustment part 2, the other end rotates continuous action relation for 3 one-tenth with this block, more particularly, this elastic component can be sheathed on this body 31, and be arranged in this perforation 34 with an end wherein, this elastic component 4 can be fastened mutually with this lamellar body 32 form the rotation continuous action relation.
Whereby, as Fig. 1 and shown in Figure 5, the utility model can use for being assembled in bicycle rack, with per two bicycle brake jig arm is one group, after being arranged in each perforation 11 with axostylus axostyle 19, this axostylus axostyle 19 is locked on bicycle rack, these axostylus axostyle 19 1 ends then radially protrude and form projection 191, can utilize axostylus axostyle 19 that each head 1 is hubbed at bicycle rack, and head is located between projection and the bicycle rack, wherein between projection 191 and head 1, can press from both sides and establish bearing 192,, make head be easy to beat and rotate so as to reducing the friction force of 1 on projection 191 and head.As shown in Figure 5, the utility model also can be for installing brake facings 5 in each locating plate 15, in the clamping 6 that is pivoted of extension stem 17 wherein, the outer tube 71 of bicycle brake line is clamped on clamper 6, and the interior lines 72 of bicycle brake line are clamped between the extension stem 17 ' and closure 18 ' of another bicycle brake jig arm, and can be for when the drawing bicycle brake cable, make the swing of two bicycle brake jig arm approaching mutually, with brake facing 5 friction bicycle rims 8, obtain the result of use of deceleration or brake, wherein, the utility model is directly connected in this head with locating plate, can improve the structural strength of this locating plate, and the utility model further is provided with the reinforcement plate, be connected with this locating plate and this head, and accompany an angle or vertical with this locating plate with this locating plate, can further strengthen the structural strength of this arm, in addition, the utility model is after improving structural strength, and can be provided with and make this locating plate and this reinforcement plate hollow out, overall weight of the present utility model can be when keeping structural strength, reduced, and the further lightweight of bicycle brake can be made, real in having the effect of progress.
Claims (4)
1. bicycle brake jig arm is characterized in that it comprises:
Head, define a perforation in this head, be provided with arm from this head extension, this arm comprises locating plate and strengthens plate, this locating plate and this reinforcement plate wherein a side of one are connected with another person, this locating plate one end is connected with this head, and this reinforcement plate one end is connected with this head, and it is not parallel each other that this locating plate and this are strengthened plate;
Bearing, this bearing is resisted against this head.
2. bicycle brake jig arm as claimed in claim 1 is characterized in that, described head one end definition tank, and this perforation is communicated in this tank vertically, in this head tank inwall definition positioning groove;
Described bicycle brake jig arm further includes block, and described block can be located at this head rotationally, and described tank is between this block and this head, with this block and this head definition accommodation space;
Elastic component is located in this accommodation space, and this elastic component one end penetrates in this positioning groove and is resisted against this head, and this elastic component other end becomes to rotate continuous action relation with this block.
3. bicycle brake jig arm as claimed in claim 2, it is characterized in that, described block includes body and lamellar body, this body one end penetrates in this perforation, radially extend to form this lamellar body in this body other end, extend axially formation one ring slice in this blade peripheral edge, this ring slice is located between this lamellar body and this head.
4. bicycle brake jig arm as claimed in claim 2 is characterized in that, described this head offers a slotted eye, and this slotted eye is communicated in this positioning groove;
Adjustment part, this adjustment part spiral shell are located at this head and are located in this slotted eye, and this adjustment part one end penetrates in this positioning groove, make this elastic component be resisted against this head and this adjustment part wherein.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202022587U CN201784773U (en) | 2010-05-25 | 2010-05-25 | Clamping arm of bicycle brake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202022587U CN201784773U (en) | 2010-05-25 | 2010-05-25 | Clamping arm of bicycle brake |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201784773U true CN201784773U (en) | 2011-04-06 |
Family
ID=43816750
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202022587U Expired - Fee Related CN201784773U (en) | 2010-05-25 | 2010-05-25 | Clamping arm of bicycle brake |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201784773U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150217830A1 (en) * | 2012-06-26 | 2015-08-06 | Shimano Inc. | Bicycle brake arm |
-
2010
- 2010-05-25 CN CN2010202022587U patent/CN201784773U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150217830A1 (en) * | 2012-06-26 | 2015-08-06 | Shimano Inc. | Bicycle brake arm |
| US9446814B2 (en) * | 2012-06-26 | 2016-09-20 | Shimano Inc. | Bicycle brake arm |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110406 Termination date: 20110525 |