CN2521115Y

CN2521115Y - Bicycle rack with kit

Info

Publication number: CN2521115Y
Application number: CN 01278812
Authority: CN
Inventors: 邱志文
Original assignee: Tsai Jung Cast Co ltd
Current assignee: Tsai Jung Cast Co ltd
Priority date: 2001-12-19
Filing date: 2001-12-19
Publication date: 2002-11-20
Anticipated expiration: 2011-12-19

Abstract

A bicycle stand with a nesting component. In order to provide a bicycle component which can stably park, is convenient and quick for the telescopic adjustment of the supporting legs and ensures the aesthetic property of the structure, the utility model is provided, which comprises a base tube, the supporting legs and a sleeving component arranged between the base tube and the supporting legs; the base tube is provided with a pivoting part and a tube body part; the supporting legs are rod bodies with the length capable of being adjusted in a telescopic mode; axial guide sliding grooves are symmetrically arranged on the inner diameter wall edge of the pipe body part; the top end section of the supporting leg is provided with a conical tapered surface, and the top end of the tapered surface is provided with a screw rod in an extending way; the center of the sleeve part is provided with a screw hole, the edge of the outer wall of the sleeve part is convexly provided with two symmetrical guide blocks which are assembled in a sliding way, and the bottom end of the sleeve part is provided with a supporting pipe part in an extending way; the sleeve part is screwed on the screw rod at the top end of the supporting leg by a central screw hole, and is embedded in the axial guide chute of the tube body part of the base by two symmetrical guide blocks at the edge of the outer wall of the sleeve part so as to be assembled in the tube body part of the base in a sliding way.

Description

Bicycle parking rack with engagement piece

Technical field

The utility model belongs to bicycle assembly parts, particularly a kind of bicycle parking rack with engagement piece.

Background technology

Early stage bicycle parking rack often adopts a kind of Jiong shape design-calculated member.This Jiong shape design-calculated bicycle parking rack has the pulsation-free advantage; But its operation is inconvenient, and is not suitable for tilting or the parking of rough road surface.Adopt single pin formula jiffy stand structure so change mostly at present.Wherein single pin formula jiffy stand structure is developed to the adjustable design of using now gradually by early stage fixed type Design of length.Utilize the adjustable jiffy stand, after it was installed on vehicle frame, visual tire height and indivedual parking demand were suitably adjusted length, used and obtained preferable parking gap tilt effect.

As shown in Figure 5, known adjustable jiffy stand 40 is to be made up of pedestal tube 41 and feet 42.Feet 42 is to be sheathed in the pedestal tube 41, and the dowel bolt of establishing by the vertical direct spiral shell of pedestal tube 41 bottom outer walls 43, screws dowel bolt 43 after determining pushing against feet 42 outer wall edge flexible adjustment of feet 42, thereby reaches the purpose of fixed pedestal pin.

There are following some shortcomings in the adjustable jiffy stand 40 of this location structure:

1, because it is a degree of tightness by dowel bolt 43, with adjust, fixed pedestal pin 42, so each when adjusting the location, all need serviceable tool to carry out, inconvenience in the operation of adjusting the location.

2, because dowel bolt more than 43 is erected on the bottom section of pedestal tube 41, and need feet 42 outer wall edge are imposed the effect that closely compresses, can guarantee the fixing of feet 42, but because of dowel bolt 43 less with the area of contact of feet 42, promptly be easy to generate the phenomenon of stress concentration, add to guaranteeing to compress locating effect,, cause influencing the aesthetic property of structure so make feet 42 surface textures easily because of being subjected to compressing of dowel bolt impaired.

Summary of the invention

The purpose of this utility model provides the bicycle parking rack with engagement piece that the flexible adjustment of a kind of feet is easy fast, guarantee structure aesthetic property, steady parking.

The utility model comprise pedestal tube, feet and be mounted on pedestal tube and feet between engagement piece; Pedestal tube have use the articulated section that is locked on the cycle frame, with the tube body of feet socket; Feet is that length can be made the flexible body of rod of adjusting; Pedestal tube tube body inner diameter wall edge is provided with two and is symmetrical axial guide runner; Feet top section is provided with the taper pushing face-drawing, and extends screw rod in the pushing face-drawing top; Engagement piece central authorities are provided with the screw that the screw rod that extends with the feet top is corresponding and screw togather, and its outer wall edge is convexly equipped with two symmetrical guide blocks corresponding with the axial guide runner of pedestal tube tube body and that Slide Group is established, and the bottom of engagement piece extends stay tube portion; Engagement piece, and is embedded in the axial guide runner of pedestal tube tube body by its outer wall edge two symmetrical guide blocks on the screw rod of feet top with its central screw screw lock, is located in the pedestal tube tube body with Slide Group.

Wherein:

Engagement piece stay tube portion is the body that is provided with some axial elasticity profile grooves.

Engagement piece stay tube portion inner frieze forms the inner conical surface less than feet top section taper pushing face-drawing tapering.

Since the utility model comprise pedestal tube, feet and be mounted on pedestal tube and feet between engagement piece; Pedestal tube have use the articulated section that is locked on the cycle frame, with the tube body of feet socket; Feet is that length can be made the flexible body of rod of adjusting; Pedestal tube tube body inner diameter wall edge is provided with two and is symmetrical axial guide runner; Feet top section is provided with the taper pushing face-drawing, and extends screw rod in the pushing face-drawing top; Engagement piece central authorities are provided with the screw that the screw rod that extends with the feet top is corresponding and screw togather, and its outer wall edge is convexly equipped with two symmetrical guide blocks corresponding with the axial guide runner of pedestal tube tube body and that Slide Group is established, and the bottom of engagement piece extends stay tube portion; Engagement piece, and is embedded in the axial guide runner of pedestal tube tube body by its outer wall edge two symmetrical guide blocks on the screw rod of feet top with its central screw screw lock, is located in the pedestal tube tube body with Slide Group.Establish and establish by engagement piece and tube body inner diameter wall edge embedding sliding sleeve, make the adjustment location structure that forms outer support packing between feet, engagement piece and the pedestal tube tube body with the spiral shell that tunes of feet screw rod; When adjusting feet length, only need feet is unscrewed, and it is flexiblely slid onto Len req, feet is tightened get final product again, does not need with any instrument, adjusts very convenient quick; Feet system utilizes taper pushing face-drawing support engagement piece, again by supportting pedestal tube tube body inner diameter wall edge outside the engagement piece stay tube portion, can avoid commonly using feet outer wall edge and be subjected to dowel bolt to compress the situation of scratch, thereby can guarantee the aesthetic property of supporting foot structure; Not only steadily stop, and feet flexible adjust easy fast, guarantee the structure aesthetic property, thereby reach the purpose of this utility model.

Description of drawings

Fig. 1, be the utility model structural representation block diagram.

Fig. 2, be the utility model decomposition texture schematic isometric.

Fig. 3, be that the utility model adjusts view.

Fig. 4, be the utility model positioning states scheme drawing.

Fig. 5, be known jiffy stand positioning states scheme drawing.

The specific embodiment

As shown in Figure 1 and Figure 2, the utility model comprises pedestal tube 10, uses the feet 20 and the engagement piece 30 that stop and support.

Pedestal tube 10 has uses articulated section 11 and the tube body 12 that is locked on the cycle frame.

Tube body 12 inner diameter wall edge are provided with two and are symmetrical axial guide runner 121.

Feet 20 can be made the flexible body of rod of adjusting for length, and its top section is provided with taper pushing face-drawing 21, and extends screw rod 22 in pushing face-drawing 21 tops.

Engagement piece 30 is cone-shaped, its central authorities are provided with the screw 31 that the screw rod that extends with feet 20 tops 22 is corresponding and screw togather, its outer wall edge is convexly equipped with two symmetrical guide blocks 32 corresponding with the axial guide runner of pedestal tube 10 tube bodies 12 121 and that Slide Group is established, and the bottom of engagement piece 30 extends to having the stay tube portion 33 of some axial elasticity profile groove 331 bodys; Stay tube portion 33 inner friezes form the inner conical surface 332 less than feet 20 top section taper pushing face-drawings 21 taperings.

As Fig. 2, shown in Figure 3, engagement piece 30 with its central screw 31 screw locks on feet 20 top screw rods 22, and be embedded in the pedestal tube 10 tube bodies 12 axial guide runners 121 by its outer wall edge two symmetrical guide blocks 32, be located in pedestal tube 10 tube bodies 12 with Slide Group.Screw feet 20, make the inner conical surface 332 of the stay tube portion 33 of its top section taper pushing face-drawing 21 outside contact engagement pieces 30, by axial part groove 331 so that packing pedestal tube 10 tube bodies 12 inner diameter wall edge are outwards shored by stay tube portion 33, reach the purpose of fixed pedestal pin 20, promptly, connect portion 12 and feet 20 sockets with pipe with pedestal tube 10 by the engagement piece 30 between tube body 12 that is mounted on pedestal tube 10 and the feet 20.

The lateral inclination angle of vehicle body when stopping for control, to reach the purpose of steady parking, when desire is adjusted the collapsing length of feet 20, need not use any instrument to finish fast easily, avoid simultaneously adjusting scratch feet 20, thereby can guarantee its flat appearance because of the location.

The utlity model has following advantage:

1, the flexible adjustment fast easily: when adjusting feet length, only need feet is unscrewed, and with its flexible Len req that slides onto, again feet is tightened and gets final product, so integral body can not need with any instrument directly with hand adjustment, it is very fast convenient to adjust.

2, avoid the feet scratch impaired:

Feet system utilizes taper pushing face-drawing support engagement piece, by supportting pedestal tube tube body inner diameter wall edge outside the engagement piece stay tube portion, is subjected to dowel bolt to compress the situation of scratch so can avoid commonly using feet outer wall edge, thereby can guarantees the aesthetic property of supporting foot structure again.

In sum, group is provided with engagement piece between the utility model pedestal tube tube body and the feet, establish and establish by engagement piece and tube body inner diameter wall edge embedding sliding sleeve with the spiral shell that tunes of feet screw rod, make the adjustment location structure that forms outer support packing between feet, engagement piece and the pedestal tube tube body, feet is not needed with any instrument, can reach the simple and rapid flexible effect of adjusting, feet also can not be subjected to the scratch of dowel bolt simultaneously, to guarantee the aesthetic property of structure.

Claims

1. A bicycle parking rack with a set piece, which includes a base tube and a support leg; the base tube has a pivot joint that is locked on the bicycle frame and a tube body that is socketed with the support leg; the support The foot is a rod body whose length can be telescopically adjusted; it is characterized in that a sleeve is set between the base pipe body and the top of the supporting foot; the inner diameter wall edge of the base pipe body is provided with two symmetrical Axial guide chute; the top section of the supporting foot is provided with a tapered pushing surface, and a screw is extended on the top of the pushing surface; the center of the fitting is provided with a screw hole corresponding to and screwed with the extending screw on the top of the supporting foot , the outer wall edge is protrudingly provided with two symmetrical guide blocks corresponding to the axial guide chute of the base pipe body and slidingly assembled, and the bottom end of the fitting is extended with a support pipe; the fitting is based on its central screw hole screw It is locked on the screw rod at the top of the support leg, and is embedded in the axial guide groove of the base tube body through two symmetrical guide blocks on the outer wall edge, so as to be slidably assembled in the base tube body.

2. The bicycle parking rack with fittings according to claim 1, characterized in that the supporting pipe part of the fitting is a pipe body provided with several axial elastic slots.

3. The bicycle parking rack with a fitting according to claim 1 or 2, characterized in that the inner wall edge of the supporting pipe part of the fitting is formed with an inner tapered surface that is smaller than the taper of the tapered push-out surface of the top end section of the supporting foot .