CN2928639Y

CN2928639Y - Expanding brake lock for vehicle

Info

Publication number: CN2928639Y
Application number: CN 200620105319
Authority: CN
Inventors: 许志明
Original assignee: Individual
Current assignee: Individual
Priority date: 2006-07-03
Filing date: 2006-07-03
Publication date: 2007-08-01
Anticipated expiration: 2016-07-03

Abstract

The utility model discloses an expanding-brake lock set for bicycles, which comprises a shell, a back-bone, a lock body, a lock column component, a connecting bar with one end connected with the lock column component, wherein a lock pin of the lock body is nestedly provided with an eccentric wheel, the other end of the connecting bar is lappedly jointed with the eccentric wheel. The expanding-brake lock set further comprises a safety-card device-one interlocked with the eccentric wheel and a safty-card device-two arranged at the back-bone. The utility model realizes one safeguard for the riding safety through the action of the safety-card device-one, and realizes another safeguard for the riding safety and strengthens the function of theftproof through the action of the safety-card device-two. The effect responds well with the two safety-card devices..

Description

Expanding brake lock for vehicle

Technical field

The utility model relates to lockset, is specifically related to a kind of battery-driven car, bicycle or motor expanding brake lock for vehicle.

Background technology

Battery-driven car, the lockset that bicycle and motor bike are used is varied, the lock that rises is common a kind of, majority is installed in rear wheel-side, the lockset main body is built-in to be combined with the lock that rises, its lock collar is installed on the wheel shaft, during pinning, the lock of lockset is stuck in the lockhole of lock collar, realizes anti-theft feature preferably, but the lockset that uses, its lock is usually by spring bullet system, be formed in the lockhole by the spring bullet during pinning, during driving, lock then is drawn out and is in the poroid attitude of separating lock, lock is subjected to the spring bullet all the time and makes usefulness, when lockset because long-term vibration, or local loosening when waiting situations such as causing lock body and interlinked mechanism disengaging, lock just may occur under spring bullet system, to jump into hole clipping, though the probability of this situation appearance is less, but when driving in case appearance but can cause fatal harm.As application number is the automatic expansion brake lock of the disclosed Electrical Bicycle of CN200420026046.2, and publication number is the antitheft lock of vehicle expansion brake of CN1751946, does not all have the description to the safe blocking of lock in driving.

Summary of the invention

The purpose of this utility model is to provide a kind of expanding brake lock for vehicle simple in structure, and the lock that occurs in can well avoiding driving a vehicle is jumped into the danger of lockhole, guarantees traffic safety.

To achieve these goals, the utility model adopts following technical scheme: expanding brake lock for vehicle, comprise that shell, pedestal, lock body, lock column assembly, an end are connected the connecting rod on the lock column assembly, it is characterized in that: being set with on the lock core of lock body can be around the eccentric wheel of lock core rotation, the described connecting rod other end is overlapped on the eccentric wheel, described expanding brake lock for vehicle also comprise one with the safe positioner one of eccentric wheel interlock.

Described safe positioner one comprises the screens runner of the band draw-in groove that is connected the eccentric wheel side, be fixedly connected on the lock core and with the wheels that is subjected to of screens runner interlock, and be located at the flexure strip that is overlapped on the screens wheel surface on the pedestal, flexure strip be provided with the screens runner on the cooresponding button piece of draw-in groove, this button piece at lock when closing initial condition, with draw-in groove 180 phase differences of spending are arranged, described screens card is taken turns dorsad the side of eccentric wheel one side, and to be provided with one be the semi arch caulking groove one in the center of circle with the lock core center, describedly be subjected to being provided with and described semi arch caulking groove one cooresponding card post one of wheels with cooresponding side, this side, when closing initial condition, what card post one was in the semi arch caulking groove one and the screens runner does not act on is distolateral at lock; The outside of corresponding button piece also is provided with the supporting spring of triping on the described flexure strip, is provided with such saddle on stressed wheel surface, is being subjected to the wheels supporting spring of triping when the lock body opening is returned the turnback state to be ejected draw-in groove on the screens runner fully.For stressed even, on other semicircle relative on the described screens card wheel side, be provided with another one half-arc groove two with semi arch caulking groove one, semi arch caulking groove one and semi arch caulking groove two concentric different radiis, the described side of wheels that is subjected to is provided with and described semi arch caulking groove two cooresponding card posts two, can act on simultaneously in two symmetric positions at synchronization card post and screens card crop rotation time spent like this, stressed even.

Like this, when unblanking, in preceding 180 degree scopes, rotated by wheels, at this moment, card post one and card post two empty turnback in semi arch caulking groove one and semi arch caulking groove two, eccentric wheel does not change, when 180 spend, and card post one and two beginnings and the effects of screens card wheel of card post, when being rotated further, be subjected to wheels, screens runner and eccentric wheel rotate simultaneously, and lock begins to untie, and forward 360 complete openings when spending to, this constantly, lock column assembly complete opening, the button piece on the flexure strip are just jumped in the draw-in groove of screens card wheel, thereby have limited eccentric rotation when lock column assembly complete opening state, the lock that makes lock column assembly can self-locking, has guaranteed traffic safety.When lock will cut out, counter-rotating was in the 180 degree scopes, the card post dallies in the semi arch caulking groove equally, when going to 180 degree positions, because the supporting spring of triping is subjected to the effect of the saddle on the wheels, the supporting spring of triping just ejects draw-in groove to the button piece, block post then and begin and the effect of screens card wheel, when being rotated further, rotated simultaneously by wheels, screens runner and eccentric wheel, lock begins to cut out, forward 360 to and close fully when spending, this constantly, lock column assembly locks fully.

As further improvement of the utility model, also be provided with safe positioner two on the described pedestal, comprise safety plate, the guided way frame, flexure strip two, described safety plate center is provided with a center shaft that can insert in the lock core central key through hole, the safety plate medial surface is provided with at least one card post, described guided way frame is provided with and center shaft and the cooresponding guiding perforation of card post, be subjected to be provided with on the wheels lateral surface and the cooresponding hole clipping of described card post described, be in opening at lock body, the card post is stuck in the hole clipping, described flexure strip two suppresses on the safety plate lateral surface, and described center shaft length is at least when key injects fully, the card post of safety plate can be released hole clipping.Preferably, described center shaft length is provided with like this, and its advance distance that is subjected to key is the tip portion distance of key front end, and in fact this key tip does not have unlocking function, and distance that should the tip is enough to satisfy the length condition of will the card post releasing hole clipping that is provided with.Preferably, described card post is for being symmetrically arranged two of axis with the center shaft, and described hole clipping is corresponding two of being provided with described card post position.Thereby make it stressed evenly.

When unblanking, key inserts, and the card post of safety plate is released hole clipping, removes the blocking effect, revolve three-sixth turn then, during the lock complete opening, the lock column assembly complete opening is extracted key then, this moment is under the effect of suppressing of spring leaf two, the card post snaps in hole clipping again, thereby has limited the rotation that is subjected to wheels, makes the lock column assembly can self-locking.Another benefit of safe positioner two is that it strengthens anti-theft feature; because thief is generally only noticed lock body itself when unblanking; promptly with instrument in the lock body and the lock toothed portion counterpart of key operate release; after being provided with safety plate; its center shaft must be released, will block post and release hole clipping, lock body just may be opened; so just increase the difficulty of release greatly, thereby played the better security protection effect.

The utility model is realized one traffic safety protection by safe positioner one effect, realizes another road safe driving protection and strengthened antitheft function by safety positioner two, has played good effect.

Description of drawings

Below in conjunction with accompanying drawing the utility model is further described:

Integral structure scheme drawing when Fig. 1 is the utility model lockset closed condition;

Fig. 2 is an A-A place cutaway view among Fig. 1;

Fig. 3 is for flexure strip and be subjected to wheels, eccentric wheel lap-joint structural representation;

Fig. 4 is a B-B place cutaway view among Fig. 3;

Fig. 5 for Fig. 4 towards the structural representation of unblanking behind the direction Rotate 180 degree;

Fig. 6 for Fig. 5 towards the structural representation of unblanking behind the direction Rotate 180 degree;

Fig. 7 is the structural representation that is subjected to wheels;

Fig. 8 is the structural representation of guided way frame;

Left view when Fig. 9 rotates to Fig. 6 state for Fig. 3;

Figure 10 is the structural representation after Fig. 9 court shuts direction Rotate 180 degree;

Figure 11 is the Key structure scheme drawing.

The specific embodiment

As Fig. 1, shown in Figure 2, preferred embodiment structural representation for the utility model expanding brake lock for vehicle, illustrate the utility model base portion with 01 among Fig. 1, this expanding brake lock for vehicle comprises shell 02, pedestal 11, lock body 2, lock column assembly 4, one end is connected the connecting rod 12 on the lock column assembly 4, being set with on the lock core 21 of lock body 2 can be around the eccentric wheel 13 of lock core 21 rotations, described connecting rod 12 other ends are overlapped on the eccentric wheel 13, described lock column assembly comprises the cylindrical shell 41 that is located on the lock body skin 6 that rises, the stepped ramp type pipe reducer lock 42 and the stage clip 43 that can in cylindrical shell 41, slide, described lock microcephaly 421 is provided with loose slot 422 and passes centre hole on the cylindrical shell bottom 411, lock microcephaly 421 is by on the active slide bar 121 that is connected in connecting rod 12 of loose slot 422, stage clip 43 is enclosed within on the lock microcephaly 421 in the cylindrical shell 41, described lock ring 5 is structure as a whole with brake disc, be that brake disc is simultaneously as the lock ring parts, brake disc and wheel shaft interlock, during wheel turns, brake disc also rotates.This expanding brake lock for vehicle also comprise one with the safe positioner one of eccentric wheel 13 interlocks.

As Fig. 2, as Fig. 3 and Fig. 4, this safe positioner one comprises the screens runner 14 of the band draw-in groove 141 that is connected eccentric wheel 13 sides, be fixedly connected on the lock core 21 and with screens runner 14 interlocks be subjected to wheels 15, and be located at the flexure strip 19 that is overlapped on screens runner 14 surfaces on the pedestal 11, because Fig. 2 is the relation of cutaway view, flexure strip fails to express in Fig. 2, its structure and position relation are with reference to figure 3, Fig. 4 and Fig. 9 and Figure 10, be subjected to wheels 15 center hole walls to be provided with interlock end 211 clampings on card platform 158 and the lock core 21, flexure strip 19 be provided with screens runner 14 on draw-in groove 141 cooresponding button pieces 191, this button piece 191 at lock when closing initial condition, with draw-in groove 141 180 phase differences of spending, state promptly shown in Figure 4 are arranged; To be provided with one be the semi arch caulking groove 1 in the center of circle with lock core 21 centers to screens card wheel 14 in the side 142 of eccentric wheel 15 1 sides dorsad, take turns on 14 sides on the other semicircle relative at the screens card and to be provided with another one half-arc groove 2 145, semi arch caulking groove 1 and semi arch caulking groove two concentric different radiis with semi arch caulking groove 1; As Fig. 7, describedly be subjected to being provided with and described semi arch caulking groove one 143 cooresponding card posts 1 of wheels 15 with cooresponding side 151, this side, and with described semi arch caulking groove 2 145 cooresponding card posts 2 155, can act on simultaneously in two symmetric positions at synchronization card post and screens card crop rotation time spent like this, stressed even.When closing initial condition, card post one and card post two are in semi arch caulking groove one and the semi arch caulking groove two respectively and the screens runner does not act on distolateral 144 and distolateral 146 at lock; As Fig. 9, the outside of corresponding button piece 191 also is provided with the supporting spring 192 of triping on the described flexure strip 19, be subjected to be provided with such saddle 152 on wheels 15 surfaces, be subjected to the wheels supporting spring of when the lock body opening is returned the turnback state, triping to be ejected draw-in groove 141 on the screens runner 14 fully.

When unblanking,,, rotated by wheels 15 in preceding 180 degree scopes as Fig. 4, Fig. 5 and Fig. 6, at this moment, card post 1 and card post 2 155 empty turnback in semi arch caulking groove 1 and semi arch caulking groove 2 145, eccentric wheel 13 does not change; When 180 spend, card post one and two beginnings of card post and 14 effects of screens card wheel, rotated simultaneously by wheels 15, screens runner 14 and eccentric wheel 13, lock begins to untie, and forwards 360 complete openings when spending to, and this constantly, lock column assembly 4 complete openings, be that lock 42 breaks away from lock ring 5 fully, and the button piece 191 on the flexure strip 19 is just jumped in the draw-in groove 141 of screens card wheel 14, as Fig. 6 and Fig. 9; Thereby when lock column assembly 4 complete opening states, limited the rotation of eccentric wheel 13, made the lock 42 of lock column assembly can not jump into lock ring 5 self-lockings, guaranteed the safety in the driving.When lock will cut out, counter-rotating, in the 180 degree scopes, the card post dallies in the semi arch caulking groove equally, when going to 180 degree positions, because the supporting spring 192 of triping is subjected to the effect of the saddle 152 on the wheels 15, just button piece 191 is ejected draw-in groove 141, as Figure 10; Block post then and begin and the effect of screens card wheel, when being rotated further, rotated simultaneously by wheels 15, screens runner 14 and eccentric wheel 13, lock begins to cut out, forward 360 to and close fully when spending, this constantly, lock column assembly locks fully, gets back to initial lock state as shown in Figure 4.

In this preferred embodiment, on pedestal 11, also be provided with safe positioner two, as Fig. 2, comprise safety plate 17, guided way frame 16, flexure strip 2 18, described safety plate 17 centers are provided with the center shaft 172 that can insert in the lock core 21 central key through holes 22, safety plate 17 medial surfaces are provided with 171, two card posts of two card posts 171 for being that axis is symmetrical arranged with center shaft 172.As Fig. 8, described guided way frame 16 is provided with and

center shaft

172 and 171 cooresponding guiding perforation 162 and the guiding perforation 161 of card post, also be provided with two mounting holes 163 on the guided way frame 16, be subjected to be provided with on wheels 15 lateral surfaces and described card post 171 cooresponding hole clippings 156 described, as Fig. 7; Be in opening at lock body, card post 171 is stuck in the hole clipping 156, and described flexure strip 2 18 suppresses on safety plate 17 lateral surfaces, and described center shaft 172 length are at least when key injects fully, the card post 171 of safety plate can be released hole clipping 156.Above-mentioned center shaft length is provided with like this in this preferred embodiment, as Figure 11, its advance distance that is subjected to key is the distance of the tip portion 031 of key 03 front end, in fact this key tip does not have unlocking function, and distance that should the tip is enough to satisfy the length condition of will the card post releasing hole clipping is set, and 23 are and key lock toothed portion 032 cooresponding practical function part among the figure.

When unblanking, key inserts, and two card posts 171 of safety plate 17 are released hole clipping 156, removes the blocking effect, revolve three-sixth turn then, during the lock complete opening, the lock column assembly complete opening is extracted key then, this moment is under the effect of suppressing of spring leaf 2 18, card post 171 snaps in hole clipping 156 again, thereby has limited the rotation that is subjected to wheels 15, makes the lock column assembly 4 can self-locking.Another benefit of safe positioner two is to have strengthened anti-theft feature; because thief is generally only noticed lock body itself when unblanking; promptly with instrument in the lock body and the cooresponding practical function of lock toothed portion of key partly carry out unlocking operation; i.e. 23 parts among the figure, be provided with safety plate 17 after, its center shaft 172 must be released; to block post 171 and release hole clipping 156; lock body just may be opened, and has so just increased the difficulty of release greatly, thereby has played the better security protection effect.

Claims

1, expanding brake lock for vehicle, comprise that shell (02), pedestal (11), lock body (2), lock column assembly (4), an end are connected the connecting rod (12) on the lock column assembly, it is characterized in that: being set with on the lock core (21) of lock body (2) can be around the eccentric wheel (13) of lock core rotation, described connecting rod (12) other end is overlapped on the eccentric wheel (13), described expanding brake lock for vehicle also comprise one with the safe positioner one of eccentric wheel (13) interlock.

2, according to the described expanding brake lock for vehicle of claim 1, it is characterized in that: described safe positioner one comprises the screens runner (14) of the band draw-in groove (141) that is connected eccentric wheel (13) side, be fixedly connected on that lock core (21) is gone up and with screens runner (14) interlock be subjected to wheels (15), and be located at the flexure strip (19) that is overlapped on screens runner (14) surface on the pedestal (11), flexure strip (19) be provided with screens runner (14) on the cooresponding button piece of draw-in groove (141) (191), this button piece at lock when closing initial condition, with draw-in groove 180 phase differences of spending are arranged, to be provided with one be the semi arch caulking groove one (143) in the center of circle with lock core (21) center to described screens card wheel (14) in the side (142) of eccentric wheel (13) one sides dorsad, describedly be subjected to being provided with and described semi arch caulking groove one (143) cooresponding card post one (153) of wheels (15) with cooresponding side, this side (151), at lock when closing initial condition, card post one (153) is in distolateral (144) that do not act on screens runner (14) in the semi arch caulking groove one (143), the outside that described flexure strip (19) is gone up corresponding button piece (191) also is provided with the supporting spring of triping (192), be subjected to be provided with such saddle (152) on wheels (15) surface, be subjected to wheels (15) supporting spring (192) of when the lock body opening is returned the turnback state, triping to be ejected draw-in groove (141) on the screens runner (14) fully.

3, according to the described expanding brake lock for vehicle of claim 2, it is characterized in that: go up on the other semicircle relative in described screens card wheel (14) side (142) and be provided with another one half-arc groove two (145) with semi arch caulking groove one (143), semi arch caulking groove one and semi arch caulking groove two concentric different radiis, the described side of wheels (15) that is subjected to is provided with and described semi arch caulking groove two (145) cooresponding card posts two (155).

4, according to the described expanding brake lock for vehicle of claim 1, it is characterized in that: also be provided with safe positioner two on the described pedestal (11), comprise safety plate (17), guided way frame (16), flexure strip two (18), described safety plate (17) center is provided with a center shaft (172) that can insert in lock core (21) the central key through hole (22), safety plate (17) medial surface is provided with at least one card post (171), described guided way frame (16) is provided with and center shaft (172) and cooresponding guiding perforation of card post (171) (162) and guiding perforation (161), be provided with and the cooresponding hole clipping of described card post (171) (156) on wheels (15) lateral surface described being subjected to, be in opening at lock body, card post (171) is stuck in the hole clipping (156), described flexure strip two (18) suppresses on safety plate (17) lateral surface, described center shaft (172) length is at least when key injects fully, the card post (171) of safety plate can be released hole clipping (156).

5, according to the described expanding brake lock for vehicle of claim 4, it is characterized in that: described center shaft (172) length is provided with like this, and its advance distance that is subjected to key is tip portion (031) distance of key (03) front end.

6, according to the described expanding brake lock for vehicle of claim 4, it is characterized in that: described card post (171) is for being symmetrically arranged two of axis with center shaft (172), and described hole clipping (156) is and corresponding two of being provided with in card post (171) position.