CN104816772A

CN104816772A - Telescopic bicycle rear fender

Info

Publication number: CN104816772A
Application number: CN201510151247.8A
Authority: CN
Inventors: 李畅
Original assignee: Tianjin San Hehui Science And Technology Ltd
Current assignee: Tianjin San Hehui Science And Technology Ltd
Priority date: 2015-04-01
Filing date: 2015-04-01
Publication date: 2015-08-05

Abstract

The invention belongs to the technical field of bicycle parts, and in particular, relates to a telescopic bicycle rear fender. The telescopic bicycle rear fender comprises a clamping buckle having a first fastening bolt on the outer wall, wherein a support arm extending to the back lower side is integrally folded on the outer wall of the back side of the clamping buckle. The telescopic bicycle rear fender further comprises a mounting plate having a connecting hole, and an integrally molded lug plate having a connecting hole; and the lug plate is hinged to the outer end of the support arm through a third fastening bolt. The telescopic bicycle rear fender further comprises an accommodating box with a back side opening and a rectangular section; the top wall of the accommodating box is fixedly connected with the mounting plate through multiple second fastening bolts; an extension rod parallel to the length direction of the accommodating box is mounted at the bottom of the inner surface of the front side wall of the accommodating box; the outer ends of all extension joints of the extension rod are fixedly connected with connecting blocks; the connecting blocks are hinged and mounted with cover plates; the cover plates are slightly narrower than the inner cavity of the box; and when the extension rod totally retracts, all the cover plates are stacked from inside to outside layer by layer, and totally drop in the inner cavity of the accommodating box.

Description

A kind of Collapsible bicycle rear mudguard

Technical field

The invention belongs to bicycle assembly parts technical field, particularly relate to a kind of Collapsible bicycle rear mudguard.

Background technology

Rear mudguard is the important composition parts of frame, is arranged on the muddy water for splashing at rainwater weather barrier rear wheel on vehicle frame.Along with the lifting of people's living standard, bicycle has possessed some other attributes except the vehicle gradually, as body-building of riding, amusement etc. of riding.Under this attribute, the parts of bicycle are gradually to functional unit, assembled unit transition, namely each functional unit is designed to form that is replaceable, fast demountable gradually, and the actual needs choosing according to people fills different types of functional unit, promotes overall performance or the appearance of bicycle.Namely rear mudguard is one of above-mentioned functions unit, is more prone to be unloaded by mud guard or receive non-rainy weather bicyclist, makes the structure more concision and compact of vehicle body.Existing rear mudguard is generally demountable structure, carries out integral demounting when not using.But still take larger space after the dismounting of the rear mudguard of this kind of structure, make bicyclist be difficult to carry with bag with oneself, and bicyclist sometimes must guard against and runs into rainy weather when riding, above-mentioned rear mudguard is extremely not easy to use.

Summary of the invention

The present invention for solve in known technology the technical matters that exists and provide a kind of structure simple, be convenient to dismounting, degree of depth storage can be carried out to reduce the Collapsible bicycle rear mudguard taken up room.

The technical scheme that the present invention takes for the technical matters existed in solution known technology is: a kind of Collapsible bicycle rear mudguard comprises the clip of outer wall with the first binding bolt, the support arm that on the outer wall on rear side of clip, the one-body molded oriented back lower place extends; Also comprise with connecting bore adapter plate and integrated with it, with the otic placode of connecting bore, otic placode is articulated and connected in the outer end of support arm by the 3rd binding bolt; Also comprise rear side storage box body that is uncovered, square-section, the roof of storage box body adopts multiple second binding bolt to be fixedly connected with adapter plate; In the bottom of storage box body front side wall inside face, the expansion link being parallel to receiver body length direction is installed, all contiguous block is connected with in the outer end of each slip joint of expansion link, all hinged on each contiguous block cover plate is installed, the width of cover plate is slightly less than the width of receiver intracoelomic cavity, when expansion link shrinks completely, each cover plate successively stacks from inside to outside and falls into the inner chamber of storage box body completely.

Advantage of the present invention and good effect are: the Collapsible bicycle rear mudguard that the invention provides a kind of structure design advantages of simple, compared with the mud guard of existing structure, the technical program, by arranging the mounting structure be made up of clip and support arm, achieves the technique effect being carried out fast assembling-disassembling by the first binding bolt; By arranging, storage box body is fixedly connected with adapter plate, otic placode and leg extremities are articulated and connected, and achieves the technique effect of adjusting angle easily after mud guard expansion; By installing expansion link and be fixedly connected with block and the cover plate that is articulated and connected in storage box body on each slip joint of expansion link, provide a kind of telescopic mudguard structure, when expansion link launches completely, each cover plate forms complete mudguard structure, when shrinking completely, each cover plate successively stacks and falls into the inner chamber of storage box body completely, and the volume of degree of depth storage rear mudguard extremely reduces, be convenient to bicyclist carry with bag with oneself, be convenient to fast assembling-disassembling as required and use.

Preferably: be provided with in the bottom of storage box body front side wall inside face integrated, with the boss of axial jack, the inner socket connection of expansion link is in this jack.

Accompanying drawing explanation

Fig. 1 is that master of the present invention looks semi-sictional view structural representation;

Fig. 2 is that the master of deployed condition of the present invention looks semi-sictional view structural representation.

In figure: 1, clip; 2, the first binding bolt; 3, box body is received; 4, the second binding bolt; 5, support arm; 6, the 3rd binding bolt; 7, otic placode; 8, expansion link; 9, contiguous block; 10, cover plate.

Detailed description of the invention

For summary of the invention of the present invention, Characteristic can be understood further, hereby exemplify following examples and be described in detail as follows:

Refer to Fig. 1, the present invention includes the clip 1 of outer wall with the first binding bolt 2, the support arm 5 that on the outer wall on rear side of clip 1, the one-body molded oriented back lower place extends.Whole rear mudguard is clamped on the saddle pipe of cycle frame by clip 1, is completed the dismounting of rear mudguard by the first binding bolt 2.

Also comprise with connecting bore adapter plate and integrated with it, with the otic placode 7 of connecting bore, otic placode 7 is articulated and connected in the outer end of support arm 5 by the 3rd binding bolt 6.

Also comprise rear side storage box body 3 that is uncovered, square-section, the roof of storage box body 3 adopts multiple second binding bolt 4 to be fixedly connected with adapter plate.When stirring storage box body 3, it can rotate centered by the 3rd binding bolt 6, is convenient to the angle regulating rear mudguard.

In the bottom of storage box body 3 front side wall inside face, the expansion link 8 being parallel to storage box body 3 length direction is installed, contiguous block 9 is all connected with in the outer end of each slip joint of expansion link 8, all hinged on each contiguous block 9 cover plate 10 is installed, the width of cover plate 10 is slightly less than the width of storage box body 3 inner chamber, when expansion link 8 shrinks completely, each cover plate 10 successively stacks from inside to outside and falls into the inner chamber of storage box body 3 completely.

Be the structural representation of the complete receiving state of rear mudguard shown in Fig. 1, make it shrink completely by tractive expansion link 8, fully draw close between each contiguous block 9, successively laminate from inside to outside between each cover plate 10 and fall into the inner chamber receiving box body 3 completely.Now, the volume of rear mudguard device extremely reduces, and is extremely easy to carry.

Fig. 2 is the structural representation of deployed condition, can find out: make it launch completely by tractive expansion link 8, then stirs each cover plate 10 outer rim is overlapped on the contiguous block 9 of next slip joint, constitutes complete mud guard.

Claims

1. a Collapsible bicycle rear mudguard, it is characterized in that: comprise the clip (1) of outer wall with the first binding bolt (2), the support arm (5) that the one-body molded oriented back lower place extends on the outer wall of clip (1) rear side; Also comprise with connecting bore adapter plate and integrated with it, with the otic placode (7) of connecting bore, otic placode (7) is articulated and connected in the outer end of support arm (5) by the 3rd binding bolt (6); Also comprise rear side storage box body (3) that is uncovered, square-section, the roof of storage box body (3) adopts multiple second binding bolt (4) to be fixedly connected with adapter plate; In the bottom of storage box body (3) front side wall inside face, the expansion link (8) being parallel to storage box body (3) length direction is installed, contiguous block (9) is all connected with in the outer end of expansion link (8) each slip joint, all hinged on each contiguous block (9) cover plate (10) is installed, the width of cover plate (10) is slightly less than the width of storage box body (3) inner chamber, when expansion link (8) shrinks completely, each cover plate (10) successively stacks from inside to outside and falls into the inner chamber of storage box body (3) completely.

2. Collapsible bicycle rear mudguard as claimed in claim 1, it is characterized in that: be provided with in the bottom of storage box body (3) front side wall inside face integrated, with the boss of axial jack, the inner socket connection of expansion link (8) is in this jack.