CN2196081Y

CN2196081Y - Bicycle brake shoe

Info

Publication number: CN2196081Y
Application number: CN 94213220
Authority: CN
Inventors: 曾文雄
Original assignee: YONGJIE RUBBER INDUSTRY Co Ltd
Current assignee: YONGJIE RUBBER INDUSTRY Co Ltd
Priority date: 1994-05-27
Filing date: 1994-05-27
Publication date: 1995-05-03
Anticipated expiration: 2004-05-27

Abstract

The utility model relates to a brake block for a bicycle, which is composed of a positioning rod, a pressing block and a rubber block. The positioning rod is positioned vertically and fixedly in the perforation of the pressing block, the pressing block is an integral solid block structure, a junction surface with a smooth shape is formed by the other side of-the hot-pressing molding rubber block is attached fixedly in integration on the junction surface of the pressing block, and the special brake block of the bicycle is formed.

Description

Bicycle brake shoe

The utility model relates to a kind of bicycle brake piece, the piece that compresses of a kind of brake shoes of outstanding specially finger is the solid block structure of one, and the hot-forming while one of rubber block is sticked and is positioned to compress on the faying face of piece, constitutes a light weight, intensity is good, recycling is easy and has the bicycle brake piece of good braking effect.

Bicycle is that walking-replacing tool easy to use is simplified and driven to structure, cooperate it to drive the Sport ﹠ Casual function that characteristic is derived voluntarily by manpower, the modern society that makes bicycle not only not reach increasingly by Science and Technology Day is eliminated, instead prosperous increasingly being in fashion, and widely general masses like, and particularly living environment is quite dense now, and traffic is congested to be difficult to walk, has the bicycle that lightly makes things convenient for characteristic, the more popular excellent selection of closely riding instead of walk of consumption.

The brake of Regular Bicycle, mainly be to constitute by many groups moving part, brake shoes and cable wire, support moving brake shoes by interlock in cable wire pulling moving part, the moving part of bicycle handbar, make the brake shoes urgent wheel of folder frame relatively, and then reach braking effect, and wherein, the quality of brake shoes structure design, for the braking effect of bicycle, occupy cooresponding importance; As shown in Figure 3, existing brake shoes is by radius stay 90, inserts and puts part 92 and rubber block 98 constitutes, radius stay 90 is positioned to insert and put on the part 92 by the connecting support 94 that inserts and puts part 92, rubber block 98 is put part 92 face in addition that inserts and puts that is affixed on again, and for insert and put part 92 one stretch establish four press intermediate plates 96 to give clamping, and form a complete brake shoes structure, and right brake shoes of this kind structural form, implement to derive easily following shortcoming using:

1. rubber block in conjunction with the location built on the sand: because of rubber block 98 only is to press clipping of intermediate plate 96 to be positioned to insert and put on the part 92 by four; when rubber block 98 is subjected to abrasion with the shake rolling regularly; the relation that sets firmly that rubber block 98 and pressure intermediate plate are 96 just gets loose easily; and rubber block 98 is pitched or askew partially; in case rubber block 98 is in conjunction with shakiness then whole brake is just ineffective, to rider's safety guard-safeguard poor effect.

2. brake shoes Heavy Weight and be easy to generate corrosion: because of part 92 mats that insert and put of existing brake shoes press intermediate plate 96 to clip rubber block 98, consideration based on structural strength, whole brake shoes must constitute with ferrous material, so just cause the weight of brake shoes to weigh about 40 grams, not only form the waste of material, also cause the influence degree of rocking of being shaken of puzzlement, particularly brake shoes that carrying stores, the weight that directly depends on brake shoes, the big more relative reduction of brake shoes weight its service life; Ferrous material gets rusty easily again, and it is attractive in appearance so not only to destroy brake shoe, the more direct structural strength that influences brake shoes.

3. availability is poor, recovery is difficult: the rubber block 98 of existing brake shoes has 1/3rd approximately by pressing intermediate plate 96 to be inserted and put, and makes rubber block 98 can utilize ratio not as good as 2/3rds relatively, really is a kind of waste; The rubber block 98 of residue is folded in and inserts and puts in the part 92 again, the trouble and the puzzlement that cause many ironys or rubber block to recycle, and phase shape is improved cost recovery, is reduced the wish that the dealer reclaims, and against paying attention to the environmental protection trend that resource reclaims at present.

Please cooperate again referring to shown in Figure 4, the brake shoes of another kind of pattern is by radius stay 90, compress part 91 and rubber block 98 formations, compress part 91 for having the arc mount structure of a plurality of open-works 93, radius stay 90 mat one ends with compress part 93 riveting fabrications, and in conjunction with being positioned to compress on the part 91, rubber block 98 is by hot-forming mode again, directly be coated on and compress part 91 outsides, constitute existing brake shoes as shown in Figure 4, right these brake shoes not only fail to solve the shortcoming of aforementioned existing brake shoes, and since its compress less and its iron material of part 91 volumes and coated by rubber block 98, so, rubber block 98 is not compressed fully the crunch that causes it can't bear brake fully and produced when brake shoes and wheel frame when compressing braking action owing to compress part 91, make braking effect have a greatly reduced quality, influence rider's personal safety.

Main purpose of the present utility model is: provide a kind of light weight, intensity is good and the bicycle brake block structure that is easy to recycle; It mainly is by radius stay, compresses piece and rubber block constitutes, the aluminium matter solid by one compresses piece, the hot-forming while one of compound rubber piece is sticked and is positioned to compress the faying face of piece, constitutes a light weight, intensity is good, recycling is easy and has the bicycle brake piece of good braking effect.

The utility model provides a kind of bicycle brake piece, and it is by radius stay, compresses piece and rubber block constitutes, and radius stay vertically sets firmly and is positioned to compress in the perforation of piece, and the rubber block relative positioning is characterized in that in compressing piece side in addition again:

This compresses piece is one solid bars block structure, and the vertical affixed face in addition of its different radius stay forms the faying face of smooth form, and hot-forming rubber block one is shown consideration for due to compressing on the faying face of piece.

The purpose of this utility model can also following mode reach: described bicycle brake piece, it is characterized in that: this radius stay one distal process is stretched the rectangular-shaped end that pierces, and have ring to support edge to be located at this and to pierce between the end and the body of rod, compress piece again and provide rectangle perforation relatively, and the adjacent side in perforation two ends is arranged with one respectively and puts and paste an edge and a fabrication groove, the end that pierces of radius stay places this perforation and riveted and fixes, and what radius stay mat ring supported edge, riveting position and compressed piece puts subsides edge, the relative blocking of fabrication groove.

Described bicycle brake piece is characterized in that: this radius stay is to be made by alumina based material with compressing piece.

The utlity model has following advantage:

1. rubber block direct heat of the present utility model is molded to be positioned to compress on the piece; cooperate the material characteristic that compresses piece aluminium matter and tool crinosity pore; so can make rubber block firmly be positioned to compress on the piece with enough anchoring strengths; it is unexpected that rubber block get loose because of wear away or shake rolling regularly; guarantee the bicycle brake effect, protection rider's life security.

2. because the metal part of the utility model brake shoes is divided into aluminium material matter, so about only about 19 grams of the weight of whole brake shoe, be about half that has brake shoes weight now, not only the carrying of brake shoes storage is quite convenient, and can reduce the influence degree of the shake rolling of brake shoes, effectively prolong the service life of brake shoes, and the rustless material characteristic of alumina based material, and can keep the attractive in appearance of brake shoes profile and guarantee that the structural strength of brake shoes is constant.

3. because rubber block is that hot-forming and smooth fitting in compresses on the piece, so making that the In-commission Rate of rubber block is several reaches absolutely, have and utilize ratio fully, again the radius stay that lefts in after the rubber block abrasion, compress piece and do not need via any handler, can directly recycle, cheap and the tool actual benefit of cost recovery, Da Fu promotes the wish that the dealer recycles, and meets to stress the environmental protection notion that resource reclaims.

4. when the utility model brake shoes compresses wheel frame and braking action, because compressing piece is directly to be pressed against on the rubber block, and cooperation compresses the solid behavior of structure of piece one, make rubber block with compress the crunch that piece can bear brake fully and produced, guarantee the brake effect of brake shoes, ensure rider's life security.

Further specify architectural feature of the present utility model and purpose below in conjunction with accompanying drawing.

Brief Description Of Drawings:

Fig. 1 is the stero exploded drawings of the utility model preferred embodiment, in order to structural form of the present utility model and relationships between components to be described.

Fig. 2 is the cross section view of the utility model preferred embodiment, is assembled form and relativeness in order to what this creation was described.

Fig. 3 is the block diagram of existing bicycle brake piece, and wherein part is represented with section, in order to the structural form of existing brake shoes to be described.

Fig. 4 is the block diagram of another existing bicycle brake piece, and wherein rubber block is represented with imagination, in order to the structural form of this existing brake shoes to be described.

Please cooperate referring to Fig. 1, shown in Figure 2, the utility model is a kind of bicycle brake piece, it mainly is by radius stay 10, compresses piece 20 and rubber block 30 constitutes, end 12 rivetings that pierce of radius stay 10 are incorporated in the perforation that compresses piece 20 22 of solid block structure, and rubber block 30 hot-forming while one are attached at the faying face 21 that compresses piece 20, constitute a light weight, intensity is good, recycling is easy and has the bicycle brake piece of good braking effect, so that for the industry utilization.

As shown in Figure 1, the radius stay 10 that cylinder is shaft-like, one end compress piece 20 relatively and extend and rectangular-shaped pierce end 12, and have a ring to support edge 14 to be located on the connection location that pierces end 12 and radius stay 10 bodies of rod; Compress piece 20 again and be the solid bars block structure of arc along appearance for simultaneously forming smooth faying face 21 and other face, piercing of corresponding radius stay 10 holds 12, compress piece 20 central appropriate locations and provide rectangle perforation 22, and have to put and paste edge 24 and be arranged with in compressing the perforation 22 adjacent sides of piece 20 arcs along face, so that supporting the system of edge 14, pastes on corresponding ring, cooperate the riveting that pierces end 12 in addition, perforation 22 holds adjacent side to be arranged with a fabrication groove 26 in addition.

Please cooperate referring to Fig. 1, shown in Figure 2, in radius stay 10 pierce the end 12 align place the perforation 22 that compresses piece 20 after, pierce the mode of end 12 ends by riveting, the relative blocking that cooperates ring to support edge 14, riveting card division 16 and put subsides edge 24, fabrication groove 26, with radius stay 10 firmly with compress piece 20 and combine and be positioned to one; When rubber block 30 is hot-forming again, with the veneer 32 and affixed being integral of faying face 21 driving fits that compresses piece 20 of rubber block 30, constitute bicycle brake piece as shown in Figure 2 simultaneously; Wherein, be alumina based material owing to compress piece 20, the material characteristic that its pore of mat is many firmly combines the veneer 32 of rubber block 30, and enough anchoring strengths is provided with faying face 21.

Claims

1, a kind of bicycle brake piece, it is by radius stay, compresses piece and rubber block constitutes, and radius stay vertically sets firmly and is positioned to compress in the perforation of piece, and the rubber block relative positioning is characterized in that in compressing piece side in addition again:

2, bicycle brake piece according to claim 1, it is characterized in that: this radius stay one distal process is stretched the rectangular-shaped end that pierces, and have ring to support edge to be located at this and to pierce between the end and the body of rod, compress piece again and provide rectangle perforation relatively, and the adjacent side in perforation two ends is arranged with one respectively and puts and paste an edge and a fabrication groove, the end that pierces of radius stay places this perforation and riveted and fixes, and what radius stay mat ring supported edge, riveting position and compressed piece puts subsides edge, the relative blocking of fabrication groove.

3, bicycle brake piece according to claim 1 is characterized in that: this radius stay is to be made by alumina based material with compressing piece.