CN201721566U - Bicycle frame folder - Google Patents
Bicycle frame folder Download PDFInfo
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- CN201721566U CN201721566U CN2010201013190U CN201020101319U CN201721566U CN 201721566 U CN201721566 U CN 201721566U CN 2010201013190 U CN2010201013190 U CN 2010201013190U CN 201020101319 U CN201020101319 U CN 201020101319U CN 201721566 U CN201721566 U CN 201721566U
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- drag hook
- lever pin
- handle
- hole
- fixed
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Abstract
The utility model relates to a bicycle frame folder. The bicycle frame folder comprises a fixing end and a moving end connected with a rotating axle, wherein the fixing end is composed a fixing end body and a fixing seat, the fixing seat is fixed on the fixing end body through a fixing seat bolt, and the welding process ordinarily used for the folding boxes in the market is abandoned. The moving end is composed of a moving end body, a handle, a handle pin, a drag hook, a packing piece, an adjusting stud and a spring; when in use, the loosening or locking function can be realized by rotating the handle to drive the positioning end of the handle pin to rotate; after the folder is used for a long time, when the drag hook can not completely lock the folder as the component abrasion reaches certain amount, the locking effect before abrasion can be achieved again by adjusting the distance between the packing piece and the hook-shaped bulge of the drag hook through the adjusting stud. The bicycle frame folder has simple structure, convenient operation, long service lift and beautiful appearance, thereby being beneficial to all ages.
Description
Affiliated technical field
The utility model relates to a kind of bicycle frame folder.
Background technology
With the vehicle that bicycle is ridden instead of walk or conduct is replaced midway, very compliance with environmental protection requirements also by the apparatus of people as leisure, body-building, is liked so more and more be subjected to the customer now.Folding bicycle, volume after folding is little, carries and transports all very facility, and is more welcome.
Not only to guarantee body structure safety performance in use for folding bicycle, also with the safety and the comfort feature that guarantee the folder buckle structure.Mostly folding bicycle is to adopt folded box is welded on folding mode on vehicle frame or the handle riser in the market, and this folding mode exists the intensity of weld to reduce influence to drive safe disadvantage, and weld is easy to generate weld line and has influence on the vehicle frame outward appearance.On structure, the folder locking function of folding bicycle is generally realized by the handle of strap cam structure and with the permanent seat that cam structure cooperates, the part that cam structure is cooperated by turning handle with permanent seat is peaked along the ascent stage by the basic circle section, the tension structure produces certain displacement, reaches locking effect.Adopt this structure after repeatedly folding, the cam structure on the handle has produced wearing and tearing, causes tightening force to diminish, and influences locking effect; When abrasion loss was big, locking function lost to the greatest extent, influences riding safety.
For solving the problem of above-mentioned folding mode and folder effect of attrition locking, must a kind of new bicycle frame folder of exploitation.
Summary of the invention
The purpose of this utility model is to provide a kind of bicycle frame folder, makes folding bicycle can guarantee intensity and maintenance overall appearance U.S. of bicycle, can guarantee that again the long-time back folder that uses keeps good locking function.
The utility model provides a kind of bicycle frame folder in order to achieve the above object, comprises fixed end, moved end and turning cylinder, and fixed end is made up of fixed end body and permanent seat, and permanent seat is fixed on the fixed end body by cage bolt; The moved end is made up of moved end body and catch gear, and the fixed end body is connected by turning cylinder with the moved end body.
Described fixed end body is the vehicle frame back rest, and the moved end body is the front beam of frame, and fixed end body and moved end body all adopt magnesium or aluminum alloy to make.The fixed end body is connected by turning cylinder with the moved end body realizes rotating function.Permanent seat is tightened on the fixed end body by bolt, has abandoned the welding process that the folded box on the market generally adopts.
There is the mounting hole of turning cylinder described moved end in a side of moved end body, and opposite side is provided with catch gear, and catch gear is made up of the lever pin mounting hole on the body of moved end, handle, lever pin, drag hook, cushion block, adjustment double-screw bolt and spring; The interior semi-cylindrical of cushion block and the eccentric shaft of lever pin are fitted, and pass the lever pin eccentric shaft mounting hole on the drag hook, by the handle bolt lever pin, handle are installed in the lever pin mounting hole; Adjust double-screw bolt one end and be spun in the adjustment double-screw bolt mounting hole of drag hook rear end, the other end inserts the cushion block blind hole and withstands cushion block; Spring one end is fixed on the body of moved end with the spring bolt of rear end plate, and the other end passes drag hook and dodges the hole and be fixed on the drag hook tapped bore with spring bolt.
Handle top in the described catch gear has cylindrical hole on one side, and another side has knock hole, is provided with drag hook and ejects groove between cylindrical hole and knock hole; In the middle of the lever pin is eccentric shaft, and two ends are cylinder, and one of them cylindrical end is installed in handle cylinder nose end, another cylinder is the lever pin fixed end, the lever pin fixed end is installed in the handle knock hole, and both linkage between handle and the lever pin does not relatively rotate again;
Drag hook in the described catch gear is provided with hooked projection, spring fixed bolt hole, spring and dodges hole, lever pin eccentric shaft mounting hole and adjust stud bolt hole; Described drag hook is under the effect of spring tightening force, drag hook is near the fixed end body, turning handle is near the fixed end body, the rotation of the rotating band fixed handle pin of handle, the lever pin eccentric shaft applies the power away from the fixed end body to cushion block, thereby the promotion drag hook is pressed on the inclined-plane, the permanent seat outside the inboard inclined-plane of hooked projection of drag hook, and folder is a locking state; Turning handle is near the moved end body, and the handle drag hook ejects groove and the applying of drag hook tail end, make drag hook overcome the spring tightening force after folder be opened.
Cushion block has two semi-cylindricals in the described catch gear, and interior semi-cylindrical matches with the lever pin eccentric shaft, and outer semi-cylindrical matches with the arc surface of the lever pin eccentric shaft mounting hole of drag hook, and two blind holes are arranged on the outer semi-cylindrical of cushion block.
Described adjustment double-screw bolt works to regulate locking effect, after folder uses for a long time, when wearing and tearing make drag hook not lock folder fully between lever pin eccentric shaft and the cushion block in the described catch gear, can regulate before distance and the wearing and tearing between the hooked projection of cushion block and drag hook identically by adjusting double-screw bolt, can reach the preceding locking effect of wearing and tearing again.After folder of the present utility model can keep folder to use for a long time by adjusting adjustment double-screw bolt, still have good locking function, improved the locking property and the service life of folder.
Bicycle frame folding unit locking of the present utility model and the process of opening: when needing the locking folder, at first the moved end body is fitted by turning cylinder and fixed end body, again handle is rotated to fixed end, make the moved end near fixed end, handle drives lever pin and rotates, the eccentric axial portion of lever pin is given cushion block and is applied the power away from fixed end, the inclined-plane, the hooked projection outside that promotes drag hook slides along inclined-plane, the permanent seat outside, when the hooked projection vertex is crossed permanent seat convex surface solstics, drag hook will be under the effect of spring tightening force, the medial surface of drag hook is fitted on the permanent seat, be rotated further handle, the rotation of the rotating band fixed handle pin of handle, the eccentric shaft of lever pin applies the power away from the fixed end direction to cushion block, thus the inboard inclined-plane of hooked projection that promotes drag hook is pressed on the inclined-plane, the permanent seat outside and reaches locking effect; In the time of need opening folder, handle is rotated to the moved end, drive lever pin eccentric axial portion is given cushion block and is applied one to the close power of fixed end direction, thereby the hooked projection that promotes drag hook is left permanent seat at last to moving away from the permanent seat direction, continues handle is rotated to the moved end direction, make the drag hook on the handle eject groove and the applying of drag hook tail end, after the continuation application of force made drag hook produce the power that overcomes the spring tension, the hooked projection of drag hook away from permanent seat, opened folder on normal direction fully.Operation is very simple during actual the use, only needs to drive by turning handle the rotation of lever pin positioning end, and moment just can be finished folder and be locked or release function;
Bicycle frame folding unit of the present utility model has following advantage:
1, the permanent seat of bicycle frame folding unit fixed end of the present utility model adopts cage bolt to be fixed on the fixed end body, abandoned the welding process that the folded box on the market generally adopts, locking effect when making folding bicycle can guarantee to fold can guarantee the intensity of bicycle again and keep overall appearance U.S..
2, bicycle frame folding unit of the present utility model, long service life, after using for a long time between lever pin eccentric shaft and the cushion block, when the wearing and tearing of parts can not be locked drag hook fully, only need can reach the preceding locking effect of wearing and tearing again by distance between the hooked projection of adjusting double-screw bolt adjusting and drag hook.
3, folder of the present utility model is simple in structure, and is easy to operate, drives the lever pin positioning end by turning handle and rotates, and moment just can be finished folder locking or release function; The utility model is the old and young a kind of bicycle frame folder that all is suitable for.
Description of drawings
Fig. 1 is the utility model bicycle frame folder structural representation, and folder is a releasing orientation among the figure.
Fig. 2 is the utility model folder locking state scheme drawing.
Fig. 3 is the utility model folder structure side view.Folder is an open mode among the figure.
Fig. 4 is the utility model folder locking state scheme drawing.
Fig. 5 is the utility model folder handle constructional drawing.
Fig. 6 is the utility model folder drag hook constructional drawing.
Fig. 7 is the utility model folder drag hook, lever pin, cushion block, adjustment double-screw bolt assembling scheme drawing.
Fig. 8 is the utility model folder fixed seat structure figure.
Fig. 9 is the utility model folder handle keying composition.
Figure 10 is the utility model folder cushion block constructional drawing.
Among the figure: 1 spring, 2 handles, 3 spring bolts, 4 drag hooks, 5 handle bolts, 6 permanent seats, 7 cage bolts, 8 lever pins, 9 cushion blocks, 10 lever pin mounting holes, 11 adjust double-screw bolt, 12 turning cylinders, 13 fixed end bodies, 14 moved end bodies, 21 cylindrical holes, 22 knock holees, 23 drag hooks eject groove, 40 hooked projection, inclined-plane, the 41 hooked projection outside, 42 protruding vertexs, 43 spring fixed bolt holes, 44 springs are dodged the hole, 45 lever pin eccentric shaft mounting hole, 46 adjust the double-screw bolt mounting hole, 47 hooked projection medial surfaces, 61 convex surface solstics, 62 permanent seat tapped bore, inclined-plane, the 63 permanent seats outside, the inboard inclined-plane of 64 permanent seats, 81 lever pin tapped bore, 82 lever pin eccentric shafts, 83 lever pin fixed ends, 84 lever pin cylindrical ends, 91 blind holes, semi-cylindrical in 92,93 outer semi-cylindricals.
The specific embodiment:
Embodiment 1: make a kind of bicycle frame folder of the utility model, and its structure such as Fig. 1,2,3,4, the utility model folder is made up of fixed end, moved end and turning cylinder; Fixed end body 13 and moved end body 14 all adopt magnesium alloy to make.Fixed end is made up of fixed end body 13 and permanent seat 6, and permanent seat is fixed on the fixed end body by cage bolt 7, has abandoned the welding process that the folded box on the market generally adopts; Fixed seat structure is referring to Fig. 8.
The moved end is made up of moved end body 14 and catch gear, and the fixed end body is connected by turning cylinder 12 with the moved end body.
The moved end structure is referring to Fig. 3,4,5,7,9, and body 14 1 sides in moved end are provided with turning cylinder 12, and opposite side is provided with lever pin mounting hole 10; Catch gear is made up of the lever pin mounting hole on the body of moved end, handle 2, lever pin 8, drag hook 4, spring 1, cushion block 9 and adjustment double-screw bolt 11; Handle one end is a cylindrical hole 21, and another stomidium is location structure hole 22; In the middle of the lever pin 8 is eccentric shaft 82, two ends are cylinder, handle and lever pin are installed in the lever pin mounting hole on the body of moved end by handle bolt 5, the lever pin cylindrical end 84 of lever pin 8 is installed in handle cylindrical hole 21 ends, lever pin fixed end 83 is installed in handle knock hole 22 ends, the two cooperates lever pin fixed end and handle knock hole 22, makes between lever pin and the handle both linkages, does not relatively rotate again;
Referring to Fig. 6, drag hook 4 is provided with hooked projection 40, drag hook spring bolt hole 43, drag hook and dodges hole 44, lever pin eccentric shaft mounting hole 45 and adjust double-screw bolt tapped bore 46;
Referring to Figure 10, cushion block 9 has two semi-cylindricals, and interior semi-cylindrical 92 matches with lever pin eccentric shaft 82, and outer semi-cylindrical 93 matches with the arc surface of the lever pin eccentric shaft mounting hole 45 of drag hook 4, and two blind holes 91 are arranged on the outer semi-cylindrical 93 of cushion block 9.
Embodiment 2: the step of assembling this bicycle frame folding unit is: referring to Fig. 4,7.
1, permanent seat 6 is fixed on the fixed end body 13 by cage bolt 7;
2, be equipped with rotational axis hole on moved end body and fixed end body, turning cylinder 12 is passed moved end rotational axis hole, fixed end rotational axis hole, bolt up is on the rotational axis hole of moved end then.
3, will adjust in the adjustment double-screw bolt tapped bore 46 that double-screw bolt 11 1 ends screw in drag hook 4 rear ends gently;
4, lever pin eccentric shaft mounting hole on handle 2, the drag hook 45 and lever pin mounting hole 10 are placed on the same axis, then semi-cylindrical in the cushion block 92 and 82 applyings of lever pin eccentric shaft are together passed the lever pin eccentric shaft mounting hole 45 on handle cylindrical hole 21, lever pin mounting hole 10, the drag hook, the outer semi-cylindrical 93 of cushion block and the arc surface of lever pin eccentric shaft mounting hole 45 are fitted, withstand cushion block adjusting double-screw bolt other end insertion cushion block blind hole 91, cushion block and lever pin eccentric shaft are fitted tightly;
5, spring 1 one ends are fixed on the moved end body 14 with spring bolt of rear end plate 3, the other end passes spring on the drag hook and dodges hole 44 and also be fixed on the spring bolt hole 43 with spring bolt of rear end plate 3, and the pulling force that spring produces makes drag hook be positioned at position near moved end body 14.
6, handle 2, lever pin 8 usefulness handle hold-down bolts 5 are fixed on the lever pin mounting hole 10.
This folder has just assembled, the quality of check assembling at last.
Embodiment 3: the folder that embodiment 2 assembles is adjusted, when needs locking folder, at first the moved end body is fitted by turning cylinder and fixed end body, again handle 2 is turned to fixed end body 13, moved end body 14 rotates along moved end turning cylinder 12, make the moved end near fixed end, the inclined-plane 41, the hooked projection outside of drag hook 4 slides along inclined-plane, the permanent seat outside 63, when hooked projection vertex 42 is crossed permanent seat convex surface solstics 61, drag hook will be under spring 1 tightening force effect, the medial surface of drag hook is fitted on the permanent seat projection solstics 61, be rotated further handle 2, the rotation of the rotating band fixed handle pin 8 of handle, lever pin eccentric shaft 82 applies the power away from fixed end body 13 for cushion block 9, thereby promote drag hook 4, the inboard inclined-plane 47 of hooked projection of drag hook is pressed on the inclined-plane 63, the permanent seat outside, folder has just been locked.Change simple saying, handle 2 is turned to fixed end body 13, the rotating band fixed handle pin 8 of handle 2 rotates, and promotes drag hook 4, and drag hook is pressed on the permanent seat, reaches locking effect.
When needs are opened folder, thereby turning to the moved end to drive lever pin eccentric shaft 82 on handle 2 applies one to the close power promotion drag hook 4 of fixed end body 13 directions for cushion block 9, the hooked projection 40 of drag hook is moved to the direction away from permanent seat 6, handle 2 is continued to rotating away from fixed end body 13 directions, make the drag hook on the handle 2 eject groove 23 and the applying of drag hook tail end, continuation makes drag hook 4 produce the power that overcomes spring 1 tension to handle 2 application of forces, the hooked projection 40 of drag hook 4 away from permanent seat 6, realizes the function that folder is opened fully on normal direction.
After folder uses for a long time, wearing and tearing reach a certain amount of and when making drag hook 4 not lock folder fully between lever pin eccentric shaft 82 and the cushion block 9, can regulate before distance and the wearing and tearing between the hooked projection 40 of cushion blocks 9 and drag hook 4 identically by adjusting double-screw bolt 11, just can reach the preceding locking effect that weares and teares.
This bicycle frame folding unit is simple in structure, and is easy to operate, long service life, and outward appearance U.S. is a kind of all-ages bicycle frame folder of all liking.
Claims (6)
1. a bicycle frame folder comprises fixed end, moved end and turning cylinder, it is characterized in that: fixed end is made up of fixed end body and permanent seat, and permanent seat is fixed on the fixed end body by cage bolt; The moved end is made up of moved end body and catch gear, and the fixed end body is connected by turning cylinder with the moved end body.
2. a kind of bicycle frame folder according to claim 1, it is characterized in that: described moved end, the mounting hole that turning cylinder is arranged in a side of moved end body, opposite side is provided with catch gear, and catch gear is made up of the lever pin mounting hole on the body of moved end, handle, lever pin, drag hook, cushion block, adjustment double-screw bolt and spring; The interior semi-cylindrical of cushion block and the eccentric shaft of lever pin are fitted, and pass the lever pin eccentric shaft mounting hole on the drag hook, by the handle bolt lever pin, handle are installed in the lever pin mounting hole; Adjust double-screw bolt one end and be spun in the adjustment double-screw bolt mounting hole of drag hook rear end, the other end inserts the cushion block blind hole and withstands cushion block; Spring one end is fixed on the body of moved end with the spring bolt of rear end plate, and the other end passes drag hook and dodges the hole and be fixed on the drag hook tapped bore with spring bolt.
3. a kind of bicycle frame folder according to claim 2 is characterized in that: on one side there is cylindrical hole on the handle top in the described catch gear, another side has knock hole, is provided with drag hook and ejects groove between cylindrical hole and knock hole; In the middle of the lever pin is eccentric shaft, and two ends are cylinder, and one of them cylindrical end is installed in handle cylinder nose end, another cylinder is the lever pin fixed end, the lever pin fixed end is installed in the handle knock hole, and both linkage between handle and the lever pin does not relatively rotate again.
4. a kind of bicycle frame folder according to claim 2 is characterized in that: the drag hook in the described catch gear is provided with hooked projection, spring fixed bolt hole, spring and dodges hole, lever pin eccentric shaft mounting hole and adjust stud bolt hole.
5. a kind of bicycle frame folder according to claim 2, it is characterized in that: cushion block has two semi-cylindricals in the described catch gear, interior semi-cylindrical matches with the lever pin eccentric shaft, outer semi-cylindrical matches with the arc surface of the lever pin eccentric shaft mounting hole of drag hook, and two blind holes are arranged on the outer semi-cylindrical of cushion block.
6. a kind of bicycle frame folder according to claim 2, wearing and tearing it is characterized in that: when can not be locked drag hook fully between lever pin eccentric shaft and the cushion block in the described catch gear, regulate distance between the hooked projection of cushion block and drag hook by adjusting double-screw bolt, can reach the preceding locking effect of wearing and tearing again.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201013190U CN201721566U (en) | 2010-01-22 | 2010-01-22 | Bicycle frame folder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201013190U CN201721566U (en) | 2010-01-22 | 2010-01-22 | Bicycle frame folder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201721566U true CN201721566U (en) | 2011-01-26 |
Family
ID=43489865
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201013190U Expired - Lifetime CN201721566U (en) | 2010-01-22 | 2010-01-22 | Bicycle frame folder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201721566U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109398741A (en) * | 2018-12-12 | 2019-03-01 | 威海广泰空港设备股份有限公司 | Trailer-type unmanned plane emitter |
| CN110605726A (en) * | 2019-09-26 | 2019-12-24 | 上海电力大学 | External mechanical arm span-type window cleaning robot |
-
2010
- 2010-01-22 CN CN2010201013190U patent/CN201721566U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109398741A (en) * | 2018-12-12 | 2019-03-01 | 威海广泰空港设备股份有限公司 | Trailer-type unmanned plane emitter |
| CN109398741B (en) * | 2018-12-12 | 2024-03-19 | 威海广泰空港设备股份有限公司 | Trailer type unmanned aerial vehicle launching device |
| CN110605726A (en) * | 2019-09-26 | 2019-12-24 | 上海电力大学 | External mechanical arm span-type window cleaning robot |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: SUZHOU RENHE LAOHEKOU AUTOMOBILE CO., LTD. Free format text: FORMER NAME: SUZHOU RENHE (LAOHEKOU) AUTOMOBILE CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 441800 No. 7 Jiaojia kiln, Laohekou, Hubei Patentee after: SUZHOU RENHE LAOHEKOU AUTOMOBILE CO., LTD. Address before: 441800 No. 7 Jiaojia kiln, Laohekou, Hubei Patentee before: Suzhou Renhe (Laohekou) Car Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110126 |