CN201042985Y

CN201042985Y - Electric vehicle hub brake lock mechanism

Info

Publication number: CN201042985Y
Application number: CNU200720069743XU
Authority: CN
Inventors: 章步兴
Original assignee: SHANGJAI MINGPAI BICYCLE COMPONENTS CO Ltd
Current assignee: Wenzhou Faction Vehicle Parts Co., Ltd.
Priority date: 2007-05-11
Filing date: 2007-05-11
Publication date: 2008-04-02
Anticipated expiration: 2017-05-11

Abstract

The utility model relates to a lock, specifically to a hub-braking lock device of an electric vehicle, which is characterized in that a lock core (7) and a linking mechanism are arranged in an assembly housing (1), a hub lock ring (6) and a fixing plate (3) are sequentially connected by covering with the rear shaft (15) of the electric vehicle, the hub lock ring is connected with the fixing plate, the fixing plate is equipped in a braking hoof-block (13), a sliding lock pole (8) and a recovering spring (11) are arranged inside the fixing plate, and the lock core drives the lock pole and the hub lock ring to lock and cooperate via the linking mechanism. Compared with the prior art, the utility model has novel structure, takes place of the regular electric-vehicle lock by building a locking device in the prior electric-vehicle hub braking assembly, and integrates the locking device and the hub braking device; meanwhile, the utility model basically keeps the structure and the principle of the prior hub braking device from being impacted, realizes the slide of the lock pole by the compact cooperation of the lock core and the linking mechanism, and has excellent anti-vibration and anti-variability abilities, with reasonable structure, good theft-protection performance and strong concealing properties.

Description

The electronic nave boss locking device of stopping

[technical field]

The utility model relates to a kind of technical field of lockset, specifically a kind of electronic nave boss locking device of stopping.

[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.

China applies for a patent publication number and is CN1827453, was 2006.09.06 in open day that its denomination of invention is " retaining lock device for electric vehicle ".Though the technical scheme of this patent of invention can be good at having solved above-mentioned technical matters, but it also exists the some shortcomings part: this expansion brake lock device in-to-in lock core is to drive lock by bevel gear and umbrella fluted disc to cooperate surely with the hublock ring lock, so its complicated in mechanical structure, need take very big inner space, thereby make the expansion brake lock device overall volume very big, and the manufacturing cost height, the difficulty of processing difficulty, the lock inner body is installed shortcomings such as inconvenience.

[summary of the invention]

The purpose of this utility model is exactly the locking device that will solve above-mentioned deficiency and a kind of electronic nave boss that provides is stopped.

For achieving the above object, the utility model proposes a kind of electronic nave boss locking device of stopping, comprise the battery-driven car hind axle, electric wheel hub, the assembly shell, hub brake apparatus and rack for electric motor car, electric wheel hub 10 is installed on the battery-driven car hind axle 15 successively with assembly shell 1, assembly shell 1 inner chamber is provided with the hub brake apparatus, assembly shell 1 one ends are captiveed joint with rack for electric motor car 16, it is characterized in that also being equipped with in the assembly shell lock core 7 and link gear, wheel hub retainer 6 and reaction plate 3 are socketed on the battery-driven car hind axle 15 successively, the wheel hub retainer is connected and fixed dish, reaction plate 3 is arranged in the shoe piece 13, slidably lock 8 and retracing spring 11 are equipped with in reaction plate 3 inside, and lock core 7 drives lock 8 and wheel hub retainer 6 lock fit by link gear.

Described link gear comprises bevel gear 5, toothed disc 12, the bevel gear toothed disc that is connected with a joggle, toothed disc lock core 7 afterbodys that are connected, and toothed disc 12 is installed between lock core 7 and the reaction plate 3, and the non-engagement end face and the lock 8 of toothed disc 12 are connected.

Be equipped with control groove 17, tooth bar 18 and grooved tracks 4 on the described toothed disc 12 engagement end faces, the lock 8 of the identical and corresponding distribution of number and grooved tracks 4 is set in the reaction plate 3, lock 8 surfaces are provided with protruding pin 19, lock 8 and pin 19 are positioned in the grooved tracks 4, wheel hub retainer 6 peripheries offer or number identical with lock 8 numbers at double and size greater than the lockhole 20 of lock 8.

When the utility model uses, key 2 insertion lock cores 7 are worked as the toothed disc 12 that clockwise rotates key 2 unlatching lock cores, 7 drive bevel gears 5 and be engaged with also follow synchronous rotation, toothed disc 12 clockwise rotates and causes toothed disc 12 to become big in lock 8 residing gradient grooved tracks 4 relative centre distances, also is unlocking condition; Rotate synchronously when rotating counterclockwise key 2 unlatching lock cores 7 drive bevel gears 5 toothed discs 12, lock 8 is also followed gradient grooved tracks 4 relative centre distances and is become size, inwardly sliding under the effect of retracing spring 11, till inserting wheel hub retainer 6 lockholes 20, also is blocking.

The utility model is compared with prior art, novel structure, by at the existing built-in blocking device of electronic nave boss brake assembly, replaced conventional battery-driven car lockset, blocking device and hub brake apparatus are combined as a whole, basically keep simultaneously the structure of original hub brake apparatus and principle unaffected, lock is realized sliding by cooperating compact lock core and link gear, under the lock core lock condition, also has good antivibration resistance ability, have rational in infrastructure, compact, theftproof performance is good, disguise is strong, in addition, the utility model is made simple, cost is low, the applying of value.

[description of drawings]

Fig. 1 is a structural representation of the present utility model;

Fig. 2 is the cutaway view of Fig. 1;

Fig. 3 is the structural representation of reaction plate;

Fig. 4 is the back view of Fig. 3;

Fig. 5 is the structural representation of bevel gear;

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

Fig. 7 is the structural representation of retainer;

Fig. 8 is the section-drawing of Fig. 7;

Fig. 9 is the structural representation of lock;

Figure 10 is the upward view of Fig. 9;

Figure 11 is the A-A section-drawing of Fig. 1.

Referring to Fig. 1 to Figure 11,1 is cage assembly; 2 is key; 3 is reaction plate; 4 is grooved tracks; 5 is bevel gear; 6 is the wheel hub retainer; 7 is lock core; 8 is lock; 9 is brake linkage; 10 is the electrical motor wheel hub; 11 is retracing spring; 12 is toothed disc; 13 is shoe piece; 14 is lever fulcrum; 15 is the battery-driven car hind axle; 16 is rack for electric motor car; 17 are the control groove; 18 is tooth bar; 19 is pin; 20 is lockhole; 21 is the wheel hub brake ring; 22 is nut; 23 are extension spring; 24 is check screw.

[specific embodiment]

Below in conjunction with embodiment and accompanying drawing the utility model is further specified:

Extremely shown in Figure 8 as Fig. 1, the utility model comprises battery-driven car hind axle 15, electrical motor wheel hub 10, assembly shell 1, hub brake apparatus and rack for electric motor car 16, electrical motor wheel hub 10 is installed on the battery-driven car hind axle 15 successively with assembly shell 1, assembly shell 1 inner chamber is provided with the hub brake apparatus, assembly shell 1 one ends are captiveed joint with rack for electric motor car 16, wherein the hub brake apparatus is existing mechanism, comprises brake linkage 9, shoe piece 13, lever fulcrum 14; When the needs glancing impact, drive brake linkage 9 by handle, brake steel wire, the lever fulcrum 14 that pulling links to each other with brake linkage 9 other ends, make lever fulcrum 14 spreading shoe piece 13 to the left and right, then place the shoe piece external diameter to be close to the purpose that wheel hub brake ring 21 inner ring surfaces reach braking battery-driven car hind axle 15; Loosen brake steel wire, brake linkage 9 is homing under the effect of extension spring 23, keeps the free state of battery-driven car hind axle 15.The utility model also can adopt and keep under original hub brake apparatus unmodified state, to reach the purpose of braking battery-driven car hind axle 15.The parts of hub brake apparatus all are contained in the assembly shell 1, by battery-driven car hind axle 15 and nut 22 assembly shell 1 is pressed on battery-driven car hind axle 15 end faces, assembly shell 1 other end is connected to one by check screw 24 and rack for electric motor car 16, can not rotate and can not move.

The utility model link gear comprises bevel gear 5, toothed disc 12, be provided with the bevel gear 5 that links with lock core 7 at lock core 7 afterbodys, bevel gear 5 toothed disc 12 that is connected with a joggle, toothed disc 12 is installed between lock core 7 and the reaction plate 3, and the non-engagement end face and the lock 8 of toothed disc 12 are connected.Be equipped with control groove 17 on toothed disc 12 end faces, grooved tracks 4,

tooth bar

18,17 position-limiting actions of control groove, whether be used for the unlatching and the locking of control lock puts in place, toothed disc 12 end faces are provided with and some gradient grooved tracks 4, be provided with lock 8 in the reaction plate 3 with the identical corresponding distribution of grooved tracks 4 numbers, lock 8 surfaces are provided with protruding pin 19 locks 8 pins 19 and are positioned in the grooved tracks 4, lock 8 pins 19 are close to grooved tracks 4 inboards under the effect of spring 11, wheel hub retainer 6 peripheries offer the identical or number of lock 8 numbers at double and size greater than the lockhole 20 of lock 8.The utility model also can adopt link gear that shift fork and driving lever structure are set; This technology concerning the professional still more clearly.

Claims

1. electronic nave boss locking device of stopping, comprise the battery-driven car hind axle, electric wheel hub, the assembly shell, hub brake apparatus and rack for electric motor car, electric wheel hub (10) is installed on the battery-driven car hind axle (15) successively with assembly shell (1), assembly shell (1) inner chamber is provided with the hub brake apparatus, assembly shell (1) one end is captiveed joint with rack for electric motor car (16), it is characterized in that also being equipped with in the assembly shell (1) lock core (7) and link gear, wheel hub retainer (6) and reaction plate (3) are socketed on the battery-driven car hind axle (15) successively, wheel hub retainer (6) is connected and fixed dish (3), reaction plate (3) is arranged in the shoe piece (13), slidably lock (8) and retracing spring (11) are equipped with in reaction plate (3) inside, and lock core (7) drives lock (8) and wheel hub retainer (6) lock fit by link gear.

2. according to claim 1, the described electronic nave boss locking device of stopping, it is characterized in that described link gear comprises bevel gear (5), toothed disc (12), bevel gear (5) toothed disc (12) that is connected with a joggle, toothed disc lock core (7) afterbody that is connected, toothed disc (12) is installed between lock core (7) and the reaction plate (3), and the non-engagement end face and the lock (8) of toothed disc (12) are connected.

3. the electronic nave boss according to claim 2 locking device of stopping, it is characterized in that being equipped with control groove (17), tooth bar (18) and grooved tracks (4) on toothed disc (12) the engagement end face, the lock (8) of number and corresponding distribution identical with grooved tracks (4) is set in the reaction plate (3), lock (8) surface is provided with protruding pin (19), lock (8) and pin (19) are positioned in the grooved tracks (4), wheel hub retainer (6) periphery offer or number identical with lock (8) number at double and size greater than the lockhole (20) of lock (8).