CN100387478C

CN100387478C - Retaining lock device for electric vehicle

Info

Publication number: CN100387478C
Application number: CNB2006100255133A
Authority: CN
Inventors: 章步兴
Original assignee: SHANGJAI MINGPAI BICYCLE COMPONENTS CO Ltd
Current assignee: Wenzhou Faction Vehicle Parts Co., Ltd.
Priority date: 2006-04-07
Filing date: 2006-04-07
Publication date: 2008-05-14
Anticipated expiration: 2026-04-07
Also published as: CN1827453A

Abstract

The present invention relates to a petaining lock device for an electric vehicle, which belongs to the technical field of a lock device. The present invention is characterized in that a lock core 20 and a link gear are arranged in an assembly casing 4, a hub lock ring 21 is fixedly connected to a hub 19 of a motor, the hub lock ring 21 is connected with a fixing disk 3, a sliding lock column 6 and a restoring spring 16 are arranged in the fixing disk 3, and the lock column 6 is driven by the lock core 20 via the link gear to be matched with the hub lock ring 21 in a locking mode. Compared with the prior art, the present invention has novel structure. By the arrangement of a lock device in a petaining assembly of the existing electric vehicle, a general lock device of an electric vehicle is replaced, and thus, the lock device and a petaining device are combined into a whole; simultaneously, the structure and the principle of an original petaining device are not basically influenced. The slide of the lock column is realized by the lock core and the link gear which are compactly matched, and the present invention has good shock and vibration resistant capability under the condition of locking the lock core. The present invention has the advantages of reasonable and compact structure, good theftproof performance and high invisibility, and is not easy to discover by thieves.

Description

Retaining lock device for electric vehicle

Technical field

The present invention relates to a kind of technical field of locking device, specifically a kind of retaining lock device for electric vehicle.

Background technology

At present, the lockset that existing battery-driven car adopted all is the lockset (as: U-shape lock, chain lock etc.) that battery-driven car is joined outward generally.Join lockset outside these that battery-driven car adopted and all exist many weak points: these outer lockset theftproof performances of joining are poor, all expose the outside at battery-driven car, are easy to be found to be easy to be pried open by the thief by the robber, thereby cause battery-driven car often to be stolen.This brings very big economic loss and worries to the car owner.

Summary of the invention

Purpose of the present invention is exactly will solve above-mentioned deficiency and a kind of retaining lock device for electric vehicle of providing.

For achieving the above object, the present invention proposes a kind of retaining lock device for electric vehicle, comprise electric wheel rear axle 18, electric vehicle hub 19, assembly shell 4, brake gear rises, rack for electric motor car 25, electric vehicle hub 19 is installed on the electric wheel rear axle 18 successively with assembly shell 4, assembly shell 4 inner chambers are provided with the brake gear that rises, assembly shell 4 one ends are captiveed joint with rack for electric motor car 25, core 20 is housed in the assembly shell 4, link gear, wheel hub lock ring 21 is fixedly connected on the electric vehicle hub 19, wheel hub lock ring 21 is connected and fixed dish 3, slidably lock 6 and retracing spring 16 are equipped with in reaction plate inside, lock core 20 drives lock 6 and wheel hub lock ring 21 lock fit by link gear, described link gear comprises bevel gear 22, umbrella fluted disc 23, be provided with the bevel gear 22 that links with lock core 20 at lock core 20 afterbodys, the bevel gear 22 umbrella fluted disc 23 that is connected with a joggle, the umbrella fluted disc is installed between lock core and the reaction plate, the non-engagement end face and the lock of umbrella fluted disc are connected, be equipped with control groove 31 on the umbrella fluted disc 23 engagement end faces, movable span 32 and tooth bar 30, umbrella fluted disc 23 non-engagement end faces are provided with some the spiral fashion cam bars 15 that wait the branch projection, be provided with lock 6 identical with cam bar 15 numbers and corresponding distribution in the reaction plate 3, lock offers groove 24 on 6 surfaces, cam bar 15 is positioned in the groove 24 of lock 6, wheel hub lock ring 21 peripheries offer or number identical with lock 6 numbers at double and diameter greater than the lockhole 29 of lock 6.Described reaction plate 3 is arranged in the wheel hub lock ring 21, and electric vehicle hub 19, wheel hub lock ring 21 and reaction plate are socketed on the electric wheel rear axle 18 successively.

When the present invention uses, key 13 is inserted lock core 20, open lock core 20 when clockwise rotating key 13, the umbrella fluted disc 23 that drives bevel gear 22 and be engaged with is also followed synchronously and is clockwise rotated, umbrella fluted disc 23 clockwise rotates and causes umbrella fluted disc 23 to shorten in the distance at the spiral fashion cam bar 15 relative centers at lock 6 places, causing to promote lock 6 to central slide, withdraw from wheel hub lock ring 21 until lock 6, also is unlocking condition; When rotating counterclockwise key 13, lock core 20 drives bevel gear 22, umbrella fluted disc 23 rotates synchronously, and lock 6 is also followed the distance at 15 increases of spiral fashion cam bar and center, outwards slides under the effect of retracing spring 16, till inserting wheel hub lock ring 21, also be blocking.

The present invention compares with prior art, novel structure, by in existing electric vehicle expansion lock assembly, blocking device being set, replaced conventional battery-driven car lockset, the blocking device and the brake gear that rises are combined as a whole, basically keep simultaneously the structure of original brake gear that rises and principle unaffected, lock is realized sliding by cooperating compact lock core and link gear, also has good antivibration resistance ability under the lock core lock condition, in addition, the present invention makes simply, and cost is low.

Description of drawings

Fig. 1 is a structural representation of the present invention.

Fig. 2 is the back view of Fig. 1.

Fig. 3 is the section-drawing of Fig. 1.

Fig. 4 is the A-A section-drawing of Fig. 3.

Fig. 5 is the structural representation of umbrella fluted disc of the present invention.

Fig. 6 is the back view of Fig. 5.

Referring to Fig. 1 to Fig. 6,1, the brake iron block; 2, brake facing; 3, reaction plate; 4, assembly shell; 5, adjusting shaft; 6, lock; 7, extension spring; 8, socket head cap screw; 9, camshaft; 10, setting nut; 11, adjustment hole; 12, governing screw; 13, key; 14, brake linkage; 15, cam bar; 16, retracing spring; 17, battery-driven car rear wheel; 18, electric wheel rear axle; 19, electric vehicle hub; 20, lock core; 21, wheel hub lock ring: 22, bevel gear; 23, umbrella fluted disc; 24, groove; 25, rack for electric motor car; 26, nut; 27, bearing; 28, fix screw; 29, lockhole; 30, tooth bar; 31, control groove; 32, movable span.

The specific embodiment

The present invention is further described below in conjunction with embodiment and accompanying drawing:

Extremely shown in Figure 5 as Fig. 1, the present invention adopts a kind of retaining lock device for electric vehicle, comprise electric wheel rear axle 18, electric vehicle hub 19, assembly shell 4, the brake gear that rises, rack for electric motor car 25, electric vehicle hub 19 is installed on the electric wheel rear axle 18 successively with assembly shell 4, assembly shell 4 inner chambers are provided with the brake gear that rises, assembly shell 4 one ends are captiveed joint with rack for electric motor car 25, the brake gear that wherein rises is existing mechanism, comprises brake linkage 14, brake iron block 1, brake facing 2, adjusting shaft 5 and camshaft 9; When the needs glancing impact, drive the camshaft 9 that brake linkage 14 pullings link to each other with brake linkage 14 other ends by handle, brake steel wire, make camshaft 9 spreading brake from right to left iron block 1, then place 2 while of the arc brake sheet spreading on the brake iron block to be close to the purpose that reaches braking electric wheel rear axle with wheel hub lock ring 21; Loosen brake steel wire, the extension spring 7 in the brake linkage 14 with brake linkage 14 pushed home to keep electric wheel rear axle 18 free states.The present invention also can adopt and keep under original brake gear unmodified state that rises, to reach the purpose of braking electric wheel rear axle.The parts of brake gear of rising all are contained in the assembly shell 4, by electric wheel rear axle 18 and nut 26 assembly shell 4 is pressed on the electric wheel rear axle 18 bearings 27 inner ring end faces, assembly shell 4 other ends connect as one together surely by fix screw 28 and rack for electric motor car 25, can not rotate and can not move.Be installed in lock core 20 in the assembly shell 4, be fixedly connected on wheel hub lock ring 21 on the electric vehicle hub 19, be fixedly connected on reaction plate 3 on the assembly shell 4, be installed in the reaction plate 3 slidably that lockset 6 and retracing spring 16 constitute the lock assembly blocking device that rises.Reaction plate 3 is arranged in the wheel hub lock ring 21 built-in motor hubs 19, wheel hub lock ring 21 and reaction plate 3 are enclosed within on the electric wheel rear axle 18 successively, battery-driven car rear wheel 17, electric vehicle hub 19 are connected to one with wheel hub lock ring 21, and can in the brake gear that rises, freely rotate, and all parts can not come in contact with it in the assembly shell.Reaction plate 3 is fixedly connected on the assembly shell 4 by socket head cap screw 8, and lock core 20 drives lock 6 lock fit on wheel hub lock ring 21 by link gear.

The present invention adopts link gear to comprise bevel gear 22, umbrella fluted disc 23, be provided with the bevel gear 22 that links with lock core 20 at lock core 20 afterbodys, the bevel gear 22 umbrella fluted disc 23 that is connected with a joggle, umbrella fluted disc 23 is installed between lock core 20 and the reaction plate 3, and the non-engagement end face and the lock 6 of umbrella fluted disc 23 are connected.Be equipped with control groove 31 on the umbrella fluted disc 23 engagement end faces, movable span 32 and tooth bar 30, control groove 31 plays position-limiting action, whether be used for the unlatching and the locking of control lock puts in place, be provided with a movable span 32 with control groove 31 corresponding positions, be used for being convenient to fixed installation, umbrella fluted disc 23 non-engagement end faces are provided with some the spiral fashion cam bars 15 that wait the branch projection, be provided with lock 6 identical with cam bar 15 numbers and corresponding distribution in the reaction plate 3, lock offers groove 24 on 6 surfaces, cam bar 15 is positioned in the groove 24 of lock 6, groove 24 end faces are close to cam bar 15 inboards under the effect of retracing spring 16, wheel hub lock ring 21 peripheries offer or number identical with lock 6 numbers at double and diameter greater than the lockhole 29 of lock 6.The present invention also can adopt link gear to be set to shift fork and driving lever structure; This technology concerning those skilled in the art still more clearly.

Claims

1. retaining lock device for electric vehicle, comprise electric wheel rear axle (18), electric vehicle hub (19), assembly shell (4), brake gear rises, rack for electric motor car (25), electric vehicle hub (19) is installed on the electric wheel rear axle (18) successively with the assembly shell, assembly shell (4) inner chamber is provided with the brake gear that rises, assembly shell one end is captiveed joint with rack for electric motor car (25), it is characterized in that: core (20) is housed in the assembly shell, link gear, wheel hub lock ring (21) is fixedly connected on the electric vehicle hub (19), wheel hub lock ring (21) is connected and fixed dish (3), slidably lock (6) and retracing spring (16) are equipped with in reaction plate inside, lock core (20) drives lock (6) and wheel hub lock ring (21) lock fit by link gear, described link gear comprises bevel gear (22), umbrella fluted disc (23), be provided with the bevel gear that links with lock core at lock core (20) afterbody, the bevel gear umbrella fluted disc (23) that is connected with a joggle, the umbrella fluted disc is installed between lock core (20) and the reaction plate (3), the non-engagement end face and the lock (6) of umbrella fluted disc (23) are connected, be equipped with control groove (31) on umbrella fluted disc (23) the engagement end face, movable span (32) and tooth bar (30), the non-engagement end face of umbrella fluted disc (23) is provided with some the spiral fashion cam bars (15) that wait the branch projection, be provided with lock (6) identical with cam bar (15) number and corresponding distribution in the reaction plate (3), offer groove (24) on the lock surface, the cam bar is positioned in the groove (24) of lock, wheel hub lock ring (21) periphery offer or number identical with lock (6) number at double and diameter greater than the lockhole (29) of lock, described reaction plate (3) is arranged in the wheel hub lock ring (21), electric vehicle hub (19), wheel hub lock ring and reaction plate are socketed on the electric wheel rear axle (18) successively.