CN211308805U

CN211308805U - Anti-theft device for electric vehicle

Info

Publication number: CN211308805U
Application number: CN201922489629.8U
Authority: CN
Inventors: 崔永强; 白昱成; 张媛媛; 蒲永琳; 李威振
Original assignee: Xinjiang Ruisi Hi Tech Information Technology Co ltd
Current assignee: Xinjiang Ruisi Hi Tech Information Technology Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-08-21
Anticipated expiration: 2029-12-31

Abstract

The utility model relates to an electric motor car technical field, in particular to electric motor car anti-theft device, including wheel and support, can dismantle the connection axletree on the wheel, the support with the axletree rotates to be connected, and the axletree is equipped with the lockhole with the leg joint department of rotation, fixedly connected with locking mechanism in the support, locking mechanism be equipped with the steerable flexible locking lever of lockhole complex. Compare with current locking through the chain, the locking mechanism of this scheme sets up inside the frame, and the locking lever is invisible, can't destroy the locking lever, has improved the theftproof ability of electric motor car greatly.

Description

Anti-theft device for electric vehicle

Technical Field

The utility model relates to an electric motor car technical field, in particular to electric motor car anti-theft device.

Background

At present, the electric motor car has become the indispensable vehicle of thousands of households's trip, and low carbon environmental protection, the power consumption is few, and is small also convenient, but huge market also causes a lot of electric motor cars to be stolen, and the anti-theft measure of present electric motor car is limited, and the electric motor car anti-theft means commonly used at present adopts the chain mostly to lock the electric motor car wheel dead, but exposes outside the chain only need with hydraulic tong just can cut it, the theftproof ability is not enough.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electric motor car anti-theft device to the chain is cut easily when solving current electric motor car and passing through the chain and guard against theft, leads to the not enough problem of electric motor car theftproof ability.

To achieve the above object. The utility model discloses basic scheme that electric motor car anti-theft device provided as follows:

the anti-theft device of the electric vehicle comprises wheels and a support, wherein wheel shafts are detachably connected on the wheels, the support is rotatably connected with the wheel shafts, lock holes are formed in the rotating connection positions of the wheel shafts and the support, and a locking mechanism is fixedly connected in the support and provided with a lock rod which can be controlled to stretch and retract and is matched with the lock holes.

The utility model discloses basic scheme's principle and beneficial effect lie in:

when the electric vehicle is parked, the lock rod of the locking mechanism extends into the lock hole on the wheel shaft to limit the rotation of the wheel, so that the vehicle cannot move.

Compare with current locking through the chain, the locking mechanism of this scheme sets up inside the frame, and the locking lever is invisible, can't destroy the locking lever, has improved the theftproof ability of electric motor car greatly.

Further, the support is a solid body, a containing cavity for containing the locking mechanism is arranged in the support, a rotating shaft hole matched with the wheel axle is formed in the support, a slide way for communicating the containing cavity with the rotating shaft hole is further arranged on the support, and the lock rod is in sliding connection with the slide way. The slide has played and has supported the effect that increases locking lever atress intensity to the locking lever.

Further, the lock hole is an arc-shaped groove which surrounds the wheel shaft by 30-90 degrees. The locking rod can be inserted in the locking hole in a quick alignment manner.

Further, as the optimization of basic scheme, locking mechanism still includes lock body and key, lock body and support fixed connection are equipped with key hole and spring bolt on the lock body, the support keep away from on the lateral wall of wheel seted up with key hole complex through-hole on the lock body, the spring bolt fixed connection of locking lever one end and lock body, the locking lever other end is the free end.

Further, as the optimization of basic scheme, locking mechanism is flexible motor, flexible motor is connected with the power of electric motor car electricity, and the motor shaft and the locking lever fixed connection of flexible motor. When the power supply of the electric vehicle is turned on, the telescopic motor works to enable the lock rod to be contracted to be away from the lock hole, and then the wheels can rotate freely.

Furthermore, hold the intracavity and be equipped with the rechargeable spare battery who supplies flexible motor, spare battery is connected with the electric motor car power and is used for charging spare battery. When the power supply of the electric vehicle is not electrified, the standby battery is started to supply power to the telescopic motor, so that the telescopic motor can control the telescopic of the lock rod.

Drawings

Fig. 1 is a schematic structural view of the anti-theft device of the electric vehicle of the present invention.

Fig. 2 is an enlarged view of a portion a in fig. 1.

FIG. 3 is a schematic cross-sectional view of the wheel axle at the groove.

Detailed Description

The following is further detailed by way of specific embodiments:

reference numerals in the drawings of the specification include: the wheel 1, the wheel shaft 11, the arc-shaped groove 12, the bracket 2, the accommodating cavity 21, the locking mechanism 22, the locking rod 23, the slideway 24 and the through hole 25.

The first embodiment of the present invention, as shown in fig. 1 and fig. 2, includes a wheel 1 and a support 2, the wheel 1 is connected with a wheel axle 11 by a key, the support 2 is rotatably connected with the wheel axle 11, the support 2 has two supporting arms, the support 2 is a solid body, the support 2 is provided with a shaft hole matched with the wheel axle 11, a bearing is arranged in the shaft hole, the wheel axle 11 located in the shaft hole is provided with a lock hole, as shown in fig. 3, the lock hole is an arc-shaped groove 12 around the wheel axle 11, the angle of the arc-shaped groove 12 is 30 ° to 90 °, and the arc-shaped groove 12 avoids the bearing; as shown in fig. 2, a containing cavity 21 is arranged in the support 2, a locking mechanism 22 is fixedly connected in the containing cavity 21, the locking mechanism 22 includes a lock body and a key matched with the lock body, the lock body is fixedly connected with the support 2, a key hole and a lock tongue are arranged in the lock body, a through hole 25 matched with the key hole in the lock body is formed in the side wall of the support 2 far away from the wheel 1, a slide way 24 communicating the containing cavity 21 and the shaft hole is arranged on the support 2, a lock rod 23 is slidably connected in the slide way 24, one end of the lock rod 23 is fixedly connected with the lock tongue of the lock body, the other end of the lock rod 23 is a free end, the lock tongue can be controlled by the key to extend out of the lock body to enable the lock rod 23 to be inserted into the arc-shaped groove 12 in the wheel shaft 11.

When the electric vehicle is parked, a key is inserted into a key hole in the lock body through the through hole 25, the key is twisted to enable the lock tongue to extend out of the lock body, the wheel 1 is pushed to rotate forward and backward appropriately, the lock tongue pushes the lock rod 23 to slide in the slide rail 24, the lock rod 23 is inserted into the arc-shaped groove 12 to limit rotation of the wheel shaft, and the vehicle cannot move, so that an anti-theft effect is achieved. When the electric vehicle is used, the lock tongue drives the lock rod 23 to leave the annular groove, and the wheel 1 can rotate freely.

In the second embodiment, as shown in fig. 1 and fig. 2, the second embodiment includes a wheel 1 and a bracket 2, the wheel 1 is connected with a wheel axle 11 through a key, the bracket 2 is rotatably connected with the wheel axle 11, two brackets 2 are provided, the bracket 2 is a solid body, the bracket 2 is provided with an axle hole matched with the wheel axle 11, a bearing is arranged in the axle hole, the two brackets 2 are respectively positioned at two ends of the wheel axle 11 and rotatably connected with the wheel axle 11, the wheel axle 11 positioned in the axle hole is provided with a lock hole, as shown in fig. 3, the lock hole is an arc-shaped groove 12 which surrounds the wheel axle 1130 ° to 90 °, and the arc-shaped groove 12 avoids; as shown in fig. 2, a containing cavity 21 is arranged in the support 2, a locking mechanism 22 is fixedly connected in the containing cavity 21, the locking mechanism 22 comprises a telescopic motor, the telescopic motor is fixedly connected with a fixed connecting block of the support 2, the telescopic motor is electrically connected with a power supply of the electric vehicle, a rechargeable spare battery for the telescopic motor is arranged in the containing cavity 21, the spare battery is electrically connected with the power supply of the electric vehicle for charging the spare battery, a slideway 24 which is communicated with the containing cavity 21 and a rotating shaft hole is arranged on the support 2, a locking rod 23 is slidably connected in the slideway 24, one end of the locking rod 23 is fixedly connected with a motor shaft of the telescopic motor, the other end of the locking rod 23 is a free end, when the power supply of the electric vehicle is turned off, a motor shaft of the telescopic motor is in a state of extending out of the telescopic; when the power supply of the electric vehicle is turned on, the telescopic motor works to enable the lock rod 23 to contract and leave the arc-shaped groove 12, and then the wheel 1 can rotate freely; when the power supply of the electric vehicle is not electrified, the standby battery is started to supply power to the telescopic motor, so that the telescopic motor can control the telescopic of the lock rod 23.

The above description is only an example of the present invention, and the common general knowledge of the known specific structures and characteristics of the embodiments is not described herein. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.

Claims

1. Electric motor car anti-theft device, including wheel and support, can dismantle the connection wheel axle on the wheel, the support with the wheel axle rotates to be connected its characterized in that: the wheel shaft and the support are rotatably connected through a lock hole, a locking mechanism is fixedly connected in the support, and the locking mechanism is provided with a controllable telescopic lock rod matched with the lock hole.

2. The electric vehicle theft preventing device according to claim 1, wherein: the support is a solid body, a containing cavity for containing the locking mechanism is arranged in the support, a rotating shaft hole matched with the wheel axle is arranged on the support, a slide way for communicating the containing cavity with the rotating shaft hole is further arranged on the support, and the lock rod is in sliding connection with the slide way.

3. The electric vehicle theft preventing device according to claim 2, wherein: the lockhole is an arc-shaped groove with an angle of 30-90 degrees.

4. The electric vehicle theft preventing device according to claim 3, wherein: the locking mechanism further comprises a lock body and a key, the lock body is fixedly connected with the support, a key hole and a lock tongue are arranged on the lock body, a through hole aligned with the key hole in the lock body is formed in the side wall, away from the wheels, of the support, one end of the lock rod is fixedly connected with the lock tongue of the lock body, and the other end of the lock rod is a free end.

5. The electric vehicle theft preventing device according to claim 3, wherein: the locking mechanism is a telescopic motor, the telescopic motor is electrically connected with a power supply of the electric vehicle, and a motor shaft of the telescopic motor is fixedly connected with the lock rod.

6. The electric vehicle theft preventing device according to claim 5, wherein: the accommodating cavity is internally provided with a rechargeable spare battery for the telescopic motor, and the spare battery is electrically connected with the power supply of the electric vehicle and used for charging the spare battery.