CN102700669B

CN102700669B - Device for connecting and fixing bicycle seat tube with middle tube

Info

Publication number: CN102700669B
Application number: CN201210204027.3A
Authority: CN
Inventors: 廖伟宇; 吕颂君; 雷纳得.米多; 卜发富; 曾宝成; 陈鑫; 何定祥
Original assignee: KUNSHAN CREATE COMPOSITE MATERIALS TECHNOLOGIES CO LTD
Current assignee: KUNSHAN CREATE COMPOSITE MATERIALS TECHNOLOGIES CO LTD
Priority date: 2012-06-20
Filing date: 2012-06-20
Publication date: 2014-11-26
Anticipated expiration: 2032-06-20
Also published as: CN102700669A

Abstract

The invention discloses a device for connecting and fixing a bicycle seat tube with a middle tube. According to the invention, the lower part of a seat tube of a bicycle is inserted into a middle tube and can be moved up and down along the middle tube; a tube of a frame body, which is connected with the middle tube, is internally provided with two oppositely arranged opposite lock clamping pieces which are fixed in the tube of the frame body; one ends of the two opposite lock clamping pieces are provided with clamping surfaces which are in contact with the seat tube, and the seat tube is positioned between the two clamping surfaces and provided with a locking mechanism for getting the two opposite lock clamping pieces to be closer relatively; and the seat tube is clamped by utilizing the clamping surfaces of the two opposite lock clamping pieces so as to fix the seat tube. Because the lock clamping pieces are hidden in the tube of the frame body, the whole bicycle looks concise, and the streamline form of the whole bicycle can also be represented.

Description

Bicycle saddle tube and middle pipe be connected and fixed device

Technical field

The present invention relates to the connection fastener between two parts on a kind of bicycle, be specifically related to a kind of for seat Guan Yuzhong pipe is interconnected to fastening device.

Background technology

In the prior art, between the seat Guan Yuzhong pipe of bicycle, generally can carry out relative position adjustment, seat is managed and is positioned at a bench for pipe upper end and can raise or reduce adjustment, and relative altitude position between seat Guan Yuzhong pipe need to be fixed by locking fitting, be to fix a seat pipe by locking fitting to fix with the position of realizing bench.In the prior art, this locking fitting is generally called Fixture for tube of seat, its essence is an anchor ear, as depicted in figs. 1 and 2, the upper end-grain cutting of middle pipe A of bicycle has groove, thereby utilize Fixture for tube of seat B to clamp the fluted middle pipe of end-grain cutting to reach the object of locking bed pipe C, as from the foregoing this kind of structure design hello tremnble and also moulding attractive in appearance not.

Summary of the invention

In order to overcome above-mentioned defect, the invention provides the device that is connected and fixed of a kind of bicycle saddle tube and middle pipe, being connected and fixed device and can realizing a relative position for Guan Yuzhong pipe and fix of this bicycle saddle tube and middle pipe, and simple in structure, more can make bicycle monnolithic case more attractive in appearance, succinct, smooth.

The present invention for the technical scheme that solves its technical matters and adopt is:

A kind of bicycle saddle tube and middle pipe be connected and fixed device, a seat pipe bottom for bicycle insert in middle pipe and can along in pipe move up and down, in the vehicle frame body tube being connected with described middle pipe, be provided with two be oppositely arranged to locker sheet, described locker sheet is fixed in described vehicle frame body tube, two described one end to locker sheet have clamping surface relative and that contact with described seat pipe, seat pipe, between two clamping surfaces, is provided with the lockout mechanism for two are furthered relatively to locker sheet.

Preferably, described in two, clamping surface forms V-arrangement, and the cross section of the side that clamped by two clamping surfaces of described seat pipe be also corresponding V-arrangement, and described middle pipe and described tube shape match.

Preferably, the structure of described lockout mechanism can be: two to offering the countersunk head perforation of mutual correspondence on locker sheet, two countersunk head perforation internal locks are tightened up a screw, and it is outer hexagon and interior bar shaped that the countersunk head on the intermediate plate of the left side is bored a hole, and in the countersunk head perforation on this left side intermediate plate, outer six-sided nut are set; Countersunk head perforation on the intermediate plate of the right is all bar shaped inside and outside being.

The structure of described lockout mechanism can be also: be provided with perforation at two on to locker sheet, two perforation are locked and tightened up a screw, and the perforation on the intermediate plate of the left side is outer hexagonal countersunk head perforation, in the countersunk head perforation on this left side intermediate plate, is provided with outer six-sided nut.

Two described can be hinged to the other end of locker sheet.

The invention has the beneficial effects as follows: the present invention be in the vehicle frame body tube being connected with middle pipe, be provided with two be oppositely arranged to locker sheet, locker sheet is fixed in vehicle frame body tube, two one end to locker sheet have clamping surface relative and that contact with seat pipe, be provided with the lockout mechanism for two are furthered relatively to locker sheet, in the time that lockout mechanism locks, two relatively closely cause clamping surface clamping seats pipe to locker sheet, reach and make the fixing object of seat pipe, in the time that lockout mechanism unclamps, two locking intermediate plates relatively leave and cause the two clamping surface pines pipe that disseats, now can adjustment seat pipe and the height of bench, because locking intermediate plate of the present invention is hidden in vehicle frame body tube, can make bicycle entirety seem short and sweet, more can show the stream line pattern of whole self-propelled car.

Brief description of the drawings

Fig. 1 is the Fixture for tube of seat structural representation of prior art;

Fig. 2 is that the Fixture for tube of seat of prior art uses view;

Fig. 3 is use view of the present invention;

Fig. 4 is use state profile of the present invention.

Detailed description of the invention

Embodiment: a kind of bicycle saddle tube and middle pipe be connected and fixed device, a seat pipe C bottom for bicycle insert in middle pipe A and can along in pipe move up and down, in the vehicle frame body tube D being connected with described middle pipe, be provided with two be oppositely arranged to locker sheet 1, described locker sheet is fixed in described vehicle frame body tube, two described one end to locker sheet have clamping surface 11 relative and that contact with described seat pipe, seat pipe, between two clamping surfaces, is provided with the lockout mechanism 2 for two are furthered relatively to locker sheet.When lockout mechanism locking, two relatively closely cause clamping surface clamping seats pipe to locker sheet, reach and make the fixing object of seat pipe; When lockout mechanism unclamps, two locking intermediate plates relatively leave and cause the two clamping surface pines pipe that disseats, now can adjustment seat pipe and the height of bench.

Described in two, clamping surface forms V-arrangement, and the cross section of the side that clamped by two clamping surfaces of described seat pipe be also corresponding V-arrangement, and described middle pipe and described tube shape match.

The structure of described lockout mechanism can be: two to offering the countersunk head perforation of mutual correspondence on locker sheet, two countersunk head perforation internal locks are tightened up a screw, countersunk head perforation on the intermediate plate of the left side is outer hexagon and interior bar shaped, in countersunk head perforation on this left side intermediate plate, outer six-sided nut is set, outer hexagonal countersunk head perforation is convenient to fix this nut, it is not rotated in locking work, and bar hole is in order to make screw trim locations in locking work, is convenient to locking; Countersunk head perforation on the intermediate plate of the right is all bar shaped inside and outside being, bar hole is in order to make screw trim locations in locking work, is convenient to locking.

The structure of described lockout mechanism can be also: be provided with perforation at two on to locker sheet, two perforation are locked and are tightened up a screw, perforation on the intermediate plate of the left side is outer hexagonal countersunk head perforation, in countersunk head perforation on this left side intermediate plate, be provided with outer six-sided nut, such design can reduce the locking tool of end user in the time of locking, the nut on the left side is fixed by hexagon, only need lock the right screw with instrument.

Certainly the structure of lockout mechanism is not limited to above-mentioned two kinds, any can by two structures that locker sheet is furthered relatively, main innovate point of the present invention is not on this lockout mechanism, and innovative point of the present invention is mainly to utilize two clamping surface clamping seats pipes to locker sheet so that seat pipe is fixing.

Two described can be hinged to the other end of locker sheet.

Although the device that is connected and fixed of bicycle saddle tube of the present invention and middle pipe is mainly used on bicycle, but application scenario of the present invention is not limited to bicycle, on any product, equipment or device that has similar middle pipe, seat pipe and vehicle frame body tube interrelation, can both use device of the present invention.

Above-described embodiment is only the illustrative principle of the invention and effect thereof, but not for limiting the present invention.The scope of the present invention, should be as listed in claims.

Claims

A bicycle saddle tube and middle pipe be connected and fixed device, seat pipe (C) bottom for bicycle insert in middle pipe (A) and can along in pipe move up and down, it is characterized in that: in the vehicle frame body tube (D) being connected with described middle pipe, be provided with two be oppositely arranged to locker sheet (1), described locker sheet is fixed in described vehicle frame body tube, two described one end to locker sheet have clamping surface (11) relative and that contact with described seat pipe, seat pipe, between two clamping surfaces, is provided with the lockout mechanism (2) for two are furthered relatively to locker sheet;

Described in two, clamping surface forms V-arrangement, and the cross section of the side that clamped by two clamping surfaces of described seat pipe be also corresponding V-arrangement, and described middle pipe and described tube shape match;

Two described other ends to locker sheet are hinged.
Bicycle saddle tube as claimed in claim 1 and middle pipe be connected and fixed device, it is characterized in that: the structure of described lockout mechanism is: two to offering the countersunk head perforation of mutual correspondence on locker sheet, two countersunk head perforation internal locks are tightened up a screw, countersunk head perforation on the intermediate plate of the left side is outer hexagon and interior bar shaped, in the countersunk head perforation on this left side intermediate plate, outer six-sided nut is set; Countersunk head perforation on the intermediate plate of the right is all bar shaped inside and outside being.
Bicycle saddle tube as claimed in claim 1 and middle pipe be connected and fixed device, it is characterized in that: the structure of described lockout mechanism is: be provided with perforation at two on to locker sheet, two perforation are locked and are tightened up a screw, perforation on the intermediate plate of the left side is outer hexagonal countersunk head perforation, in the countersunk head perforation on this left side intermediate plate, is provided with outer six-sided nut.