CN2283017Y - Auxiliary wheel group for bicycle - Google Patents
Auxiliary wheel group for bicycle Download PDFInfo
- Publication number
- CN2283017Y CN2283017Y CN 96240247 CN96240247U CN2283017Y CN 2283017 Y CN2283017 Y CN 2283017Y CN 96240247 CN96240247 CN 96240247 CN 96240247 U CN96240247 U CN 96240247U CN 2283017 Y CN2283017 Y CN 2283017Y
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- Prior art keywords
- sides
- bicycle
- support arm
- arm
- auxiliary
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- 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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- Axle Suspensions And Sidecars For Cycles (AREA)
Abstract
An auxiliary wheel group for bicycle comprises a striking arm, a subsidiary arm brace, an amortization body, an auxiliary wheel, two bolts and two retaining nuts. Two prolate ellipsoid bores are arranged on the upper segment of the striking arm and the lower segment of the striking arm is equipped with shrinking bunch, wherein, a Y-type groove respectively having slot walls in both sides is arranged in a flank. The bilateral slot walls of the shrinking bunch are respectively provided with a wall hole and an inclined salient wall is extended from the both sides of the subsidiary arm brace. The front end segment flanks of the two inclined salient walls are respectively equipped with a wall hole. The top sides of the front end are respectively provided with a knocking cam, a connecting piece having perforation is extended lower form the terminal of the subsidiary arm brace. The amortization body is triangular and is provided with a bore in the center of the flank. A pivot junction bore is arranged in the center of the auxiliary wheel.
Description
The utility model relates to the auxiliary wheels of a kind of bicycle, and it is installed in the Rear Ends/Dropouts of bicycle, can prevent that bicycle from toppling over.
The block diagram of existing apparatus as shown in Figure 1, vertical pole epimere at the strut bar 1 of a L shape is provided with an elongated hole 2, and down extending a linkage section 3 in the cross bar end, the hypomere of this linkage section 3 is provided with a perforation 4, and linkage section 3 can cooperate a nut pivot to tie an auxiliary wheel 5 for pivot knot bolt by perforation 4.
The enforcement illustration of existing apparatus as shown in Figure 2 when it uses, can be assembled in the Rear Ends/Dropouts 6 of bicycle by the elongated hole 2 of the vertical pole epimere of strut bar 1, and the lower edge of the auxiliary wheel 5 after the assembling leaves one section suitable spacing apart from ground.When the beginner drives can't keep the bicycle balance time, will certainly tilt to swing on one side, can be supported by auxiliary wheel 5, make the unlikely inclination of self-moving vehicle and continue to drive.
Aforesaid existing apparatus has following shortcoming: (1) auxiliary wheel 5 has a segment distance because of liftoff, so no matter bicycle is swung to the left side or the right, all can be directly by auxiliary wheel 5 colliding surfaces, to comprise rider's weight this moment, the impact of bicycle weight and acceleration due to gravity is given auxiliary wheel, thereby the perforation 4 places sled that easily causes elongated hole 2 places of vertical pole epimere of strut bar 1 or linkage section 3 takes off and loses, cause danger and reduce whole service life: (2) are when auxiliary wheel 5 colliding surfaces, can produce hard power sense, and when swinging on one side rapidly, easily cause rider's human discomfort and study fear; (3) when surpassing rider's degree of balance, then whole bicycle and rider easily cause overturning when the bicycle angle of inclination is excessive.
The purpose of this utility model is to provide a kind of bicycle to assist wheels, it has the device of alleviating impact, when the auxiliary wheel colliding surface, can prevent to lock sled that knot back fork of bicycle end place and lock knot auxiliary wheel place produce takes off or loses, guarantee safe in utilization and prolong single-piece service life, the hard power sense that is produced in the time of in addition can eliminating the auxiliary wheel colliding surface, and the human discomfort and the study fear that are caused when avoiding swinging to rapidly on one side.
The purpose of this utility model is achieved in that promptly provides a kind of bicycle to assist wheels, and it comprises a striking arm, an auxiliary support arm, a buffer body, an auxiliary wheel, two bolts and two and ends loose nut; Wherein said striking arm epimere central part provides two elongated holes, described auxiliary support arm end down extends a linkage section, the hypomere of described linkage section provides a perforation, described auxiliary wheel center provides a pivot-juction hole, the key latter end of described bolt is set to thread segment, and the hypomere setting of described striking arm is bundle shrinkage segment, and the one side is provided with a Y type groove, the both sides of described Y type groove then form a groove wall, and the groove wall of bundle shrinkage segment both sides respectively is provided with a porthole; Each up extends an oblique shape convex wall both sides of described auxiliary support arm, and the front end rigion side of described oblique shape convex wall respectively provides a porthole, and the leading portion end face respectively is provided with a bump projection; Described buffer body is triangular shape, and its center, side is provided with a perforation; The bundle shrinkage segment of described striking arm is placed on the oblique shape convex wall front end inner edge of described auxiliary support arm both sides, and described buffer body adheres on formed corner between striking arm and auxiliary support arm, described bolt passes the perforation at the porthole of oblique shape convex wall front end rigion side of porthole, auxiliary support arm both sides of groove wall of bundle shrinkage segment both sides of striking arm and center, buffer body side and ends loose nut pivot knot with described, is arranged at two auxiliary wheels of back fork of bicycle end and bicycle rear wheel and is a straight line and lands simultaneously.
The advantage of the utility model device is, it can make the soft ground that presses down of auxiliary wheel, alleviate the power of pressing again by the cushion effect of buffer body, the sled that the linkage section that prevents striking arm and back fork of bicycle end lock knot place or auxiliary support arm and auxiliary wheel lock knot place produce takes off and loses, and can guarantee safety and prolongation whole service life.
When striking arm presses down when tilting, the groove wall of striking arm can support the bump projection to auxiliary support arm, can prevent the excessive and overturning in bicycle angle of inclination.
The hard power sense that is produced in the time of can eliminating existing auxiliary wheel colliding surface by the cushion effect of buffer body, and the human discomfort and the study fear that are caused when avoiding swinging to rapidly on one side.
Below in conjunction with accompanying drawing, embodiment of the present utility model is described, wherein:
Fig. 1 is the block diagram of existing apparatus;
Fig. 2 is the enforcement illustration of existing apparatus;
Fig. 3 is a three-dimensional exploded view of the present utility model;
Fig. 4 moves scheme drawing for embodiment of the present utility model;
Fig. 5 is the three-dimensional exploded view of another embodiment of the present utility model;
Fig. 6 is the combination dissected figure of another embodiment of the present utility model;
Fig. 7 is the three-dimensional exploded view of another embodiment of the present utility model;
Fig. 8 is the combination dissected figure of another embodiment of the present utility model.
Three-dimensional exploded view of the present utility model as shown in Figure 3, it comprises a striking arm 10, an auxiliary support arm 20, a buffer body 30, an auxiliary wheel 40, two bolts 50 and two and ends loose nut 60; Wherein these striking arm 10 epimere central parts provide two elongated holes 11, the hypomere setting is bundle shrinkage segment 12, and the one side is provided with a Y type groove 13, and the both sides of this Y type groove 13 respectively form a groove wall 14, and on the groove wall 14 of bundle shrinkage segment 12 both sides a porthole 141 is set respectively; Each up extends an oblique shape convex wall 21 these auxiliary support arm 20 both sides, the front end rigion side of two oblique shape convex walls 21 respectively provides a porthole 211, and the leading portion end face respectively is provided with a bump projection 212, and auxiliary support arm 20 ends down extend a linkage section 22, and the hypomere of this linkage section 22 provides a perforation 221; This buffer body 30 is triangular shape, and its material can be excellent power glue or rubber, and its center, side is provided with a perforation 301; The center of this auxiliary wheel 40 provides a pivot-juction hole 41; The key latter end of this bolt 50 is set to thread segment 51.
Embodiment of the present utility model as shown in Figure 4 moves scheme drawing, during its combination, the bundle shrinkage segment 12 of striking arm 10 is placed on the oblique shape convex wall 21 front end inner edges of auxiliary support arm 20 both sides, and buffer body 30 is adhered on striking arm 10 and 20 formed corners of auxiliary support arm, buffer body 30 1 sides are placed in the groove wall 14 of bundle shrinkage segment 12 both sides of striking arm 10, and another side is placed in the oblique shape convex wall 21 of auxiliary support arm 20 both sides, and pass the porthole 141 of groove wall 14 of bundle shrinkage segment 12 both sides of striking arm 10 with a bolt 50, the porthole 211 of the oblique shape convex wall 21 front end rigion sides of auxiliary support arm 20 both sides and perforation 301 pivots at center, buffer body 30 side knot, thread segment 51 spiral shells knot one in this bolt 50 ends loose nut 60 again, pass the perforation 221 of the pivot-juction hole 41 and the linkage section 22 that auxiliary support arm 20 ends down extend at auxiliary wheel 40 centers again with another bolt 50, and tie one in thread segment 51 spiral shells of this bolt 50 and end loose nut 60, make auxiliary wheel 40 pivots tie linkage section 22, promptly finish combination in auxiliary support arm 20.
When it uses, height according to cycle wheel is selected the suitable elongated hole 11 of striking arm 10 epimeres, and lock and tie on the Rear Ends/Dropouts 6 of bicycle, promptly finish Assembly Action, and the lower edge and the bicycle rear wheel of left and right two auxiliary wheels 40 after the assembling are kept in touch with ground all; When tilting to swing on one side in case the beginner can't keep the bicycle balance, striking arm 10 is promptly toward external compression buffer body 30, make buffer body 30 be compressive state, thereby obtain suitable cushion effect (shown in the filled arrows in the safe slant range among Fig. 4), and support and prevent that bicycle from continue by auxiliary wheel 40; In addition tilt to swing to the strength on one side when excessive when bicycle, then block the groove wall 14 of the both sides, bundle shrinkage segment 12 upper end of striking arm 10 by the bump projection 212 of the oblique shape convex wall 21 leading portion end faces of auxiliary support arm 20 both sides, make the striking arm 10 can't be again toward external compression buffer body 30 (shown in the hollow arrow at maximum safe angle of inclination among Fig. 4), excessive to prevent the bicycle angle of inclination, thus avoid causing bicycle to topple over situation.
The three-dimensional exploded view of another embodiment of the present utility model as shown in Figure 5, it comprises a striking arm 10, an auxiliary support arm 20, a torque spring 31, an auxiliary wheel 40, two bolts 50 and two and ends loose nut 60; Wherein these striking arm 10 epimere central parts provide two elongated holes 11, the hypomere setting is bundle shrinkage segment 12, and the one side is provided with a Y type groove 13, and the both sides of this Y type groove 13 then respectively form a groove wall 14, and the groove wall 14 of bundle shrinkage segment 12 both sides respectively is provided with a porthole 141; Each up extends an oblique shape convex wall 21 these auxiliary support arm 20 both sides, the front end rigion side of two oblique shape convex walls 21 respectively provides a porthole 211, the leading portion end face respectively is provided with a bump projection 212, and auxiliary support arm 20 ends down extend a linkage section 22, and the hypomere of this linkage section 22 provides a perforation 221; This torque spring 31 extends one section spring coil 312 by supporting pin 311 bottoms on one toward a side, and these spring coil 312 ends then extend one and are vertical following to pin 313 with the last pin 311 that supports; The center of this auxiliary wheel 40 provides a pivot-juction hole 41; The key latter end of this bolt 50 is set to thread segment 51.
The combination dissected figure of another embodiment of the present utility model as shown in Figure 6, during its combination, the bundle shrinkage segment 12 of striking arm 10 is placed on the oblique shape convex wall 21 front end inner edges of auxiliary support arm 20 both sides, and torque spring 31 is adhered on striking arm 10 and 20 formed corners of auxiliary support arm, make go up supporting in the groove wall 14 of bundle shrinkage segment 12 both sides that pin 311 is placed in striking arm 10 of torque spring 31, be placed in the oblique shape convex wall 21 of auxiliary support arm 20 both sides and support pin 313 down, and pass the porthole 141 of groove wall 14 of bundle shrinkage segment 12 both sides of striking arm 10 with a bolt 50, the duct pivot knot of the porthole 211 of the oblique shape convex wall 21 front end rigion sides of auxiliary support arm 20 both sides and the spring coil 312 of torque spring 31, thread segment 51 spiral shells knot one in this bolt 50 ends loose nut 60 again, pass the pivot-juction hole 41 at auxiliary defeated 40 centers and the perforation 221 of the linkage section 22 that auxiliary support arm 20 ends down extend with another bolt 50 again, and tie one in thread segment 51 spiral shells of this bolt 50 and end loose nut 60, thereby make auxiliary wheel 40 pivots tie linkage section 22, promptly finish combination in auxiliary support arm 20.
The three-dimensional exploded view of another embodiment of the present utility model as shown in Figure 7, it comprises a striking arm 10, an auxiliary support arm 20, a steel disc body 32, an auxiliary wheel 40, two bolts 50 and two and ends loose nut 60; Wherein these striking arm 10 epimeres provide two elongated holes 11, the stage casing provides riveting knot hole 15, and the hypomere setting is bundle shrinkage segment 12, and the one side is provided with a Y type groove 13, the both sides of this Y type groove 13 then respectively form a groove wall 14, and the groove wall 14 of bundle shrinkage segment 12 both sides respectively is provided with a porthole 141; Each up extends an oblique shape convex wall 21 these auxiliary support arm 20 both sides, the front end rigion side of two oblique shape convex walls 21 respectively provides a porthole 211, the leading portion end face respectively is provided with a bump projection 212, auxiliary support arm 20 stage casings provide riveting knot hole 23, and end down extends a linkage section 22, and the hypomere of this linkage section 22 provides a perforation 221; The two ends section of this steel disc body 32 respectively provides a perforation 321; The center of this auxiliary wheel 40 provides a pivot-juction hole 41; The key latter end of this bolt 50 is set to thread segment.
The combination dissected figure of another embodiment of the present utility model as shown in Figure 8, during its combination, the bundle shrinkage segment 12 of striking arm 10 is placed on the oblique shape convex wall 21 front end inner edges of auxiliary support arm 20 both sides, and pass the porthole 211 pivots knot of the oblique shape convex wall 21 front end rigion sides of the porthole 141 of groove wall 14 of bundle shrinkage segment 12 both sides of striking arm 10 and auxiliary support arm 20 both sides with a bolt 50, thread segment 51 spiral shells knot one in this bolt 50 ends loose nut 60 again, after in addition steel disc body 32 microbends being arcuation, adhere on 20 formed corners of striking arm 10 and auxiliary support arm, and pass the perforation 321 of steel disc body 32 two ends sections and the riveting knot hole 15 in striking arm 10 stage casings and the riveting knot hole 23 rivetings knot in auxiliary support arm 20 stage casings respectively with two rivets and fix, pass the perforation 221 of the pivot-juction hole 41 and the linkage section 22 that auxiliary support arm 20 ends down extend at auxiliary wheel 40 centers again with another bolt 50, and tie one in thread segment 51 spiral shells of this bolt 50 and end loose nut 60, thereby make auxiliary wheel 40 pivots tie linkage section 22, promptly finish combination in auxiliary support arm 20.
Structure by above-mentioned specific embodiment, can obtain following benefit: (1) two auxiliary wheel 40 and bicycle rear wheel three-wheel are a straight line and land simultaneously, can alleviate the power that presses by buffer body 30 (torque spring 31, steel disc body 32), prevent that lock knot back fork of bicycle end 6 places and lock knot auxiliary wheel 40 places from producing sled and taking off and lose, to guarantee safety and to prolong whole service life: (2) are when the bicycle angle of inclination is excessive, the bump projection that it can be supported by the groove wall of striking arm to auxiliary support arm can prevent the bicycle overturning; (3) its three-wheel is the hard power sense that a straight line lands simultaneously and produced can eliminate existing auxiliary wheel 5 colliding surfaces the time, and the human discomfort and the study fear that are caused when avoiding swinging to rapidly on one side.
Claims (4)
1, the auxiliary wheels of a kind of bicycle, it comprises a striking arm, an auxiliary support arm, a buffer body, an auxiliary wheel, two bolts and two and ends loose nut; Wherein said striking arm epimere central part provides two elongated holes, described auxiliary support arm end down extends a linkage section, the hypomere of described linkage section provides a perforation, described auxiliary wheel center provides a pivot-juction hole, and the key latter end of described bolt is set to thread segment, it is characterized in that, the hypomere setting of described striking arm is bundle shrinkage segment, and the one side is provided with a Y type groove, and the both sides of described Y type groove then form a groove wall, and the groove wall of bundle shrinkage segment both sides respectively is provided with a porthole; Each up extends an oblique shape convex wall both sides of described auxiliary support arm, and the front end rigion side of described oblique shape convex wall respectively provides a porthole, and the leading portion end face respectively is provided with a bump projection; Described buffer body is triangular shape, and its center, side is provided with a perforation; The bundle shrinkage segment of described striking arm is placed on the oblique shape convex wall front end inner edge of described auxiliary support arm both sides, and described buffer body adheres on formed corner between striking arm and auxiliary support arm, described bolt passes the perforation at the porthole of oblique shape convex wall front end rigion side of porthole, auxiliary support arm both sides of groove wall of bundle shrinkage segment both sides of striking arm and center, buffer body side and ends loose nut pivot knot with described, is arranged at two auxiliary wheels of back fork of bicycle end and bicycle rear wheel and is a straight line and lands simultaneously.
2, the auxiliary wheels of bicycle as claimed in claim 1 is characterized in that the material of described buffer body can be excellent power glue or rubber.
3, the auxiliary wheels of bicycle as claimed in claim 1 is characterized in that described buffer body also can be a torque spring.
4, the auxiliary wheels of bicycle as claimed in claim 1 or 2, it is characterized in that, described buffer body and torque spring can also replace by a steel disc body, the two ends section of described steel disc body respectively provides a perforation, and provide riveting knot hole in the stage casing of described striking arm, provide riveting knot hole in described auxiliary support arm stage casing, a rivet passes described perforation and riveting knot hole and the riveting knot is fixing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96240247 CN2283017Y (en) | 1996-09-24 | 1996-09-24 | Auxiliary wheel group for bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96240247 CN2283017Y (en) | 1996-09-24 | 1996-09-24 | Auxiliary wheel group for bicycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2283017Y true CN2283017Y (en) | 1998-06-03 |
Family
ID=33915037
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 96240247 Expired - Fee Related CN2283017Y (en) | 1996-09-24 | 1996-09-24 | Auxiliary wheel group for bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2283017Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100396538C (en) * | 2002-12-23 | 2008-06-25 | 格瑞汉姆·威廉姆斯·皮克瑞 | Flexible training wheel assembly |
-
1996
- 1996-09-24 CN CN 96240247 patent/CN2283017Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100396538C (en) * | 2002-12-23 | 2008-06-25 | 格瑞汉姆·威廉姆斯·皮克瑞 | Flexible training wheel assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |