CN203111359U

CN203111359U - Bicycle seat post opening handle

Info

Publication number: CN203111359U
Application number: CN 201320030213
Authority: CN
Inventors: 张玉林
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-01-21
Filing date: 2013-01-21
Publication date: 2013-08-07
Anticipated expiration: 2023-01-21

Abstract

The utility model relates to the technical field of bicycle seat post opening handles and discloses a novel bicycle seat post opening handle. At present, bicycle seat posts in the market have various locking structure types and are characterized in that the locking structures are horizontally symmetrical, fine adjusting ranges are small, and dismounting and mounting are inconvenient; and the bicycle seat posts are locked easily and are difficult to open in long-term use. The bicycle seat post opening handle is structurally composed of an opening handle body (11) used for assembling an adjustable cushion (17) on a post base (5). The front end of the opening handle body (11) penetrates through a middle through hole in one side of a transverse tube base at the upper end of the post base (5) and is connected with an opening block, and the front end of the opening handle body (11) is hinged to the other side of the transverse tube base at the upper end of the post base (5). The bicycle seat post opening handle has the advantages that a locking structure can be loosened through inner opening movement of the opening handle so that change of front and back elevation angles and front and back distances of a bicycle seat can be achieved, the bicycle seat can be easily and conveniently adjusted to a comfortable position any time any where, and the bicycle seat post opening handle is suitable for various bicycle seat post structures.

Description

Bicycle seat pole is opened handle

One, technical field

The utility model technical field relates to the seat bar of adjusting vehicle seat in the bicycle trade, is that bicycle seat pole is opened handle specifically.

Two, background technology

At present, the bicycle seat pole on the market has multiple locking mechanism pattern, tightens fixedly bike saddle structure as first kind of left and right sides pressing plate, left and right sides pressing plate end face has anti-slop serrations, but period of service has been grown and has been caused locked being difficult for to open easily, and perhaps wearing and tearing are skidded, and lock insecure.Second kind of last lower platen tightens and decides the bike saddle structure, by 2 vertical screws, the elevation angle before and after fastening installation and the adjustment bike saddle is installed loaded down with trivial details, in case frequently adjustment or reinforcing easily cause screw to damage, period of service has been grown and has been caused locked being difficult for to open easily.The third bicycle seat pole upper end is the conical surface bike saddle structure class that is locked, and adjusting screw has below, have in the side, during adjustment because circular conical surface is bigger, in case and can't break away from after the bike saddle conical surface locking, be difficult for adjusting, when the tapering angle occurring when not enough, easily rotation; Period of service has been grown and has been caused locked being difficult for to open easily.The semicircle conical surface and ratchet are anti-skidding by screw stationary bicycle holder structure class on the 4th kind of bicycle seat pole, and the anti-skidding flank of tooth was easy to wear during it used skids, and locks insecure; Period of service has been grown and has been caused locked being difficult for to open easily.The 5th kind of left and right sides pressing plate circular conical surface and ratchet bolt tighten fixedly bike saddle structure, and characteristics are fine setting balance angles, and angular range is little, dismounting inconvenience; Period of service has been grown and has been caused locked being difficult for to open easily.Above-mentioned catch gear left-right symmetric is opened inconvenience at the bicycle seat pole period of service than catch gear under the elongate member and dead phenomenon occurred grinding, and the cushion that also has produces adverse effects such as uncomfortable to bicyclist's inboard leg.

Three, utility model content

The utility model purpose is to solve the problem that exists in the above-mentioned background technology, develops a kind of new bicycle seat bar and opens handle.For the person that satisfies the cycling in the process of riding, adjust parts by opening, more convenient adjustment seat front and rear angles, the comfortable sensation of person that realization rides the seat, to moving forward and backward of implementing of the seat cushion of bicycle, vertically angle (elevations angle before and after also being) is adjusted, it is convenient to regulate in the use effectively, and locking firmly, this adjusting mechanism does not have the influence of obstruction to bicyclist's inboard leg simultaneously, improves service life.

The main points of technical scheme that the utility model adopts: for clearer understanding technology contents, simultaneously referring to accompanying drawing, number in the figure is positioned in the bracket.

Bicycle seat pole is opened handle, gone up the handle of assembling adjustable bed rearrangement pad (17) catch gear is made up of pole socket (5), it is characterized in that: pole socket (5) is that a horizontal base is fixed in a pipe material bar upper end, open handle (11) front end and pass pole socket (5) upper end horizontal base one side intermediate throughholes connection unlatching piece, open handle (11) front end and be hinged on the horizontal base opposite side in pole socket (5) upper end.

Technical scheme that the utility model adopts also comprises:

Described bicycle seat pole is opened handle, it is characterized in that: the unlatching piece that rotates along with opening handle (11) rotation is to be no less than an oval block (12), opens handle (11) front end and uses jump ring (13) or riveted joint to be hinged on the horizontal base opposite side in pole socket (5) upper end again.

Described bicycle seat pole is opened handle, it is characterized in that: the unlatching piece that rotates along with opening handle (11) rotation is to be no less than a unidirectional projection, opens handle (11) front end and uses jump ring (13) or riveted joint to be hinged on the horizontal base opposite side in pole socket (5) upper end again.

Described bicycle seat pole is opened handle, it is characterized in that: the unlatching piece that rotates along with opening handle (11) rotation is the unidirectional projection of two symmetries arranged side by side, opens handle (11) front end and uses jump ring (13) or riveted joint to be hinged on the horizontal base opposite side in pole socket (5) upper end again.

Described bicycle seat pole is opened handle, it is characterized in that: the unlatching piece of straight reciprocating motion is to be no less than a taper voussoir along with opening handle (11) rotation, the taper voussoir is threaded on the leading screw of opening handle (11), opens handle (11) front end and uses jump ring (13) or riveted joint to be hinged on the horizontal base opposite side in pole socket (5) upper end again.

Advantage of the present utility model and effect:

1, owing to adopts the direct connection structure of Handleset, so Handleset is with Che Erhang, reach the elevation angle, the front and back angle of vehicle seat and the variation of longitudinal separation by starting the loosening catch gear of work in the unlatching handle, anywhere or anytime, simply and easily regulate vehicle seat to comfortable position.

2, Handleset compact conformation is regulated quick.Characteristics are the former time of thoroughly solution to have grown catch gear dead phenomenon to occur grinding, solve to be difficult for opening the problem that catch gear causes being difficult to adjust vehicle seat (cushion in other words).

3, opening handle is the door that catch gear has been opened the convenience unlatching, is applicable to various bicycle seat pole structures.

Four, description of drawings

Fig. 1 is that bicycle seat pole is opened handle and the whole structural representation that uses of seat cushion; Fig. 2 is that bicycle seat pole is opened the handle arrangement scheme drawing, also is that bicycle seat pole is opened handle end structure enlarged diagram among Fig. 1; Fig. 3 is the left TV structure scheme drawing of Fig. 1; Fig. 4 is that A-A analyses and observe the locking state structural representation among Fig. 2; Fig. 5 is that A-A analyses and observe the releasing orientation structural representation among Fig. 2; Fig. 6 is B-B sectional structure scheme drawing among Fig. 2; Fig. 7 is first kind of structural representation that C-C analyses and observe amplification among Fig. 3; Fig. 8 is D-D semi-sictional view structure for amplifying scheme drawing among Fig. 6; Fig. 9 is H-H semi-sictional view structure for amplifying scheme drawing among Fig. 8.Figure 10 is second kind of structural representation that C-C analyses and observe amplification among Fig. 3; Figure 11 is the third structural representation that C-C analyses and observe amplification among Fig. 3; Figure 12 is the 4th kind of structural representation that C-C analyses and observe amplification among Fig. 3; Figure 13 is the 5th kind of structural representation analysing and observe amplification, also is to open to connect tapered cotter block structure scheme drawing on handle 11 leading screws.

Above-mentioned number in the figure explanation: 1, nut; 2, left pressing plate; 3, seat cushion left socle; 4, left circular cone frame; 5, pole socket; 6, screw rod; 7, right circular cone frame; 8, seat cushion right support; 9, right pressing plate; 10, eccentric shaft handle; 11, open handle; 12, oval block; 13, jump ring; 14, spring; 15, rivet, 16, the seat bar cramp, 17, seat cushion, 18, the flank of tooth, 19, the gap.

Five, the specific embodiment

Referring to Fig. 1, bicycle is adjusted the seat bar of seat cushion 17, and just bicycle seat pole is made of jointly Handleset and the latch assembly (being the left-right symmetric structure) of assembling adjustable saddle 17 on the pole socket 5.Bars or be called in the seat pipe that pipe inserts frame below the pole socket 5 in the bicycle seat pole, height is adjustable according to own situation, and fixing by seat bar cramp 16, this point is identical with the ordinary bicycle structure.Be connected and fixed seat cushion left socle 3 and seat cushion right support 8 in the bicycle seat pole above the pole socket 5, the handle assembly by bicycle seat pole and latch assembly are adjusted seat cushion 17 to be fixed to suitable oneself height, longitudinal separation and the elevation angle, front and back.Here need to prove that seat cushion 17 is bike saddles that modern cyclist (donkey friends) often says, be the vehicle seat that we say usually, but " seat cushion 17 " described in the utility model is not mat or the sleeve gasket that is enclosed within on the vehicle seat yet.

Referring to Fig. 2-Fig. 9, pole socket 5 is that a horizontal base is fixed in a pipe material bar upper end, and referring to Fig. 4, the horizontal base in pole socket 5 upper ends is a cross through hole, and the axially extending bore two ends are to being called conical surface hole, and diameter is inner small and outside big.

Referring to Fig. 5-Fig. 9, Handleset is made up of two handles, is respectively eccentric shaft handle 10 and unlatching handle 11.Wherein opening handle 11 is characteristics of the present utility model, the through hole that its front end passes in the middle of horizontal base one side in pole socket 5 upper ends is fixed a unlatching piece, opening piece is exactly oval block 12 or a unidirectional projection, can certainly be to fix the unidirectional projection of two symmetries arranged side by side at unlatching handle 11 front ends, be equivalent to two projection symmetries side by side, the projection of two projections outwards also just is equivalent to two evaginations of an ellipse.The projection of two projections plays the catch gear of the symmetry that ejects both sides when external handle rotates, in order to regulate vehicle seat, in like manner all play the effect the same with oval block 12; Open handle 11 front ends and be connected and fixed with jump ring 13 again, referring to Fig. 7.Eccentric shaft handle 10 front ends pass right pressing plate 9 and screw rod 6, are fixed on the right pressing plate 9 with rivet 15, and referring to Fig. 2, Fig. 3, Fig. 6, wherein eccentric shaft is positioned at screw rod 6 hole neutrals.

In latch assembly, referring to Fig. 4 and Fig. 5, penetrate the right pressing plate 9 of socket, right circular cone frame 7, pole socket 5 upper end bases and left circular cone frame 4 on the screw rod 6 of socket spring 14 successively, nut 1 penetrates socket left pressing plate 2 and screws with screw rod 6 and cooperate.Need to prove, here as long as the right pressing plate 9 of socket, right circular cone frame 7, left circular cone frame 4, left pressing plate 2 successively on nut 1 and the screw rod 6, nut 1 socket left pressing plate 2 backs are connected with screw rod 6 among Fig. 4, be because there being long nut 1 the longer distance that screws to be arranged with screw rod 6, be connected with nut 1 again behind the above-mentioned part of socket successively on the screw rod 6 in other words and also can.Eccentric shaft in the eccentric shaft handle 10 is positioned at screw rod 6 end transverse holes, when being in the pretension state, screw rod 6 and nut 1 (can adopt rotation nut 1 mode pretension, also can adopt other modes to solve, referring to Fig. 4 and Fig. 5), the eccentric rotation axis handle 10 again, when the eccentric shaft in the handle 10 is in Fig. 4 position, because screw rod 6 and handle 10 produce maximum clearance 19 each other, the associated components of serial connection (or being called cross-under) also is in maximum tension by pressure condition on screw rod 6 and the nut 1, so seat cushion left socle 3, seat cushion right support 8 are locked.When turning handle 10 was in Fig. 5 position, screw rod 6 produced maximum gap 19 with handle 10, and the associated components of cross-under is removable on screw rod 6 and the nut 1, so make seat cushion 17 rotatable and mobile by adjustment seat cushion left socle 3, seat cushion right support 8.In addition: eccentric shaft handle 10 also has another mounting structure, be to be fixed on the left pressing plate 2 after eccentric shaft handle 10 front ends also can pass left pressing plate 2 and nut 1, the eccentric shaft of eccentric shaft handle 10 is positioned at nut 1 end transverse holes, also can finish eccentric shaft handle 10 work functions certainly.In like manner, eccentric shaft handle 10 also can be positioned at the screw rod 6 axial transverse holes that is connected with nut 1, and eccentric shaft handle 10 front ends and pole socket 5 upper end bases fix.

Need to prove that socket spring 14 is stage clips on the screw rod 6, also shouldn't, just but add a part for better stable tension.Before eccentric shaft handle 10 does not tighten, seat cushion left socle 3 and seat cushion right supports 8 below the seat cushion 17 are put between left pressing plate 2 and the left circular cone frame 4 respectively, fixed as force fit between right pressing plate 9 and the right circular cone frame 7; See earlier shown in Fig. 7, open handle 11 and be positioned at this graphic left side central portion; Open the fixing oval block 12 of handle 11 front end sockets between left circular cone frame 4 and right circular cone frame 7, when rotating unlatching handle 11, driving oval block 12 rotates from 0 °-90 °, force the contacted left circular cone frame 4 in oval block 12 both sides and right circular cone frame 7 be close (see figure 8) or separate away from producing gap 19(and see Fig. 9), general gap is about 0～0.5mm.The unlatching handle 11 here in fact can, in long-term the use, although unclamp eccentric shaft handle 10, do not reach certain clearance between each part, seat cushion 17 can't become flexible and still be difficult to adjust, and opens handle 11 so the utility model increases this, in case in particular cases standby.So that better convenient adjustment seat cushion 17 is comfortable.Referring to Fig. 7, Fig. 8, Fig. 9.Because pole socket 5 upper end bases are a cross through hole, the axially extending bore two ends are to being called conical surface hole, and the male cone (strobilus masculinus) with left circular cone frame 4 and right circular cone frame 7 cooperates respectively, why with the conical surface be because of its area of contact bigger, friction coefficient is higher, in order to be locked seat cushion 17 better; Referring to Fig. 4, be cone angle if left circular cone frame 4 outer cone upper threads are extended to the angle that intersects generation, by experiment, its cone angle best effort scope is 16 °～27 °.

Referring to Figure 10, be second kind of structural representation that C-C analyses and observe amplification among Fig. 3, compare with Fig. 7, open handle 11 and be positioned at this graphic right side central; Figure 11 is the third structural representation that C-C analyses and observe amplification among Fig. 3, compares with Fig. 7, opens handle 11 and is positioned at this graphic upper middle position; Figure 12 is the 4th kind of structural representation that C-C analyses and observe amplification among Fig. 3, compares with Fig. 7, opens handle 11 and is positioned in the middle of this graphic bottom, opens handle 11 terminations and uses rivet 15 hinged; Figure 13 is the 5th kind of structural representation that C-C analyses and observe amplification among Fig. 3, the unlatching piece of straight reciprocating motion is to be no less than a taper voussoir along with opening handle 11 rotations, the taper voussoir is threaded on the leading screw of opening handle 11, opening handle 11 front ends is hinged on the horizontal base opposite side in pole socket 5 upper ends with jump ring 13 or riveted joint again, here main is taper voussoir straight-line motion, promote monosymmetric catch gear fine motion with its taper voussoir, play the same effect with oval block, projection.

Principle of work: circular cone separating component work: will open the inwall place that oval block 12 in the handle 11 is placed at pole socket 5, by opening handle 11 pole socket 5, oval block 12 are connected in series, place unlatching handle 11 end draw-in grooves with jump ring 13, see Fig. 7 C-C section-drawing, this component function is to rotarily open handle 11 by 90 °, drive the variation at the oval position of oval block 12, left pressing plate 2, right pressing plate 9 are separated with the matching part of pole socket 5 circular cones, and play the effect that keeps certain interval, see shown in Fig. 8 D-D.

Camlock parts work: screw rod 6 is placed in the axial hole of right pressing plate 9, laterally be connected in series with eccentric shaft handle 10 again, be riveted on the end of eccentric shaft handle 10 with rivet 15, Fig. 4, Fig. 5, the function of these parts is with eccentric dome motion, promote object and do straight-line motion, namely by eccentric shaft handle 10 centered by the radial hole of right pressing plate 9, rotate, change by its eccentric position, sheathed screw 6 is linear reciprocating motion in the axial hole of right pressing plate 9, plays to unclamp and strain the effect that whole parts Bing adjusts seat cushion 17 at any time.

Be an end with screw rod 6, right pressing plate 9, eccentric shaft handle 10, rivet 15 combiners, order with spring 14, right circular cone frame 7, pole socket 5, left circular cone frame 4, left pressing plate 2, nut 1 serial connection together successively, see the B-B section-drawing of Fig. 6, screw thread by nut 1 and screw rod 6 with above-mentioned part cross-under behind certain position, the groove of position shown in again seat cushion left socle 3, seat cushion right support 8 being placed rotates the stroke of nut 1 this moment again to contacting with each other to each parts.At this moment, seat cushion left socle 3, seat cushion right support 8 can be before and after doing under certain resistance and under the situation of rotating, last rotatablely moving by eccentric shaft handle 10 again, utilize the effect of eccentric shaft, with the pressing plate function of strength by left pressing plate 2, right pressing plate 9, the strength conduction reaches circular conical surface and cooperates closely, play seat cushion left socle 3, seat cushion right support 8 and be fixed on after correct position determines, finally locked.

About adjusting: rotation eccentric axis handle 10, unlatching handle 11 are in open mode, just can be to the adjustment of seat cushion left socle 3, seat cushion right support 8, the i.e. adjustment that bicycle saddle 17 is implemented angular turn and moved forward and backward, suitable to the position after, locking by eccentric shaft handle 10.

The utility model is applicable to five kinds of structural styles of the bicycle seat pole described in the background technology of front, has all played the effect that struts symmetrical catch gear, the phenomenon that is difficult to open catch gear before having solved.

Claims

1. bicycle seat pole is opened handle, gone up the handle of assembling adjustable bed rearrangement pad (17) catch gear is made up of pole socket (5), it is characterized in that: pole socket (5) is that a horizontal base is fixed in a pipe material bar upper end, open handle (11) front end and pass pole socket (5) upper end horizontal base one side intermediate throughholes connection unlatching piece, open handle (11) front end and be hinged on the horizontal base opposite side in pole socket (5) upper end.

2. bicycle seat pole according to claim 1 is opened handle, it is characterized in that: the unlatching piece that rotates along with opening handle (11) rotation is to be no less than an oval block (12), opens handle (11) front end and uses jump ring (13) or riveted joint to be hinged on the horizontal base opposite side in pole socket (5) upper end again.

3. bicycle seat pole according to claim 1 is opened handle, it is characterized in that: the unlatching piece that rotates along with opening handle (11) rotation is to be no less than a unidirectional projection, opens handle (11) front end and uses jump ring (13) or riveted joint to be hinged on the horizontal base opposite side in pole socket (5) upper end again.

4. bicycle seat pole according to claim 1 is opened handle, it is characterized in that: the unlatching piece that rotates along with opening handle (11) rotation is the unidirectional projection of two symmetries arranged side by side, opens handle (11) front end and uses jump ring (13) or riveted joint to be hinged on the horizontal base opposite side in pole socket (5) upper end again.

5. bicycle seat pole according to claim 1 is opened handle, it is characterized in that: the unlatching piece of straight reciprocating motion is to be no less than a taper voussoir along with opening handle (11) rotation, the taper voussoir is threaded on the leading screw of opening handle (11), opens handle (11) front end and uses jump ring (13) or riveted joint to be hinged on the horizontal base opposite side in pole socket (5) upper end again.