CN210416819U

CN210416819U - Anti-theft battery of electric vehicle

Info

Publication number: CN210416819U
Application number: CN201921303965.2U
Authority: CN
Inventors: 蔡丽
Original assignee: Shenzhen Zhonghua Bicycle Group Co ltd
Current assignee: Shenzhen Zhonghua Bicycle Group Co ltd
Priority date: 2019-08-10
Filing date: 2019-08-10
Publication date: 2020-04-28
Anticipated expiration: 2029-08-10

Abstract

The utility model discloses an anti-theft battery of an electric vehicle, which relates to the field of auxiliary equipment for vehicles, and comprises a storage battery and an anti-theft box for accommodating the storage battery, wherein the anti-theft box comprises a box body, the box body comprises a bottom plate, a first side wall and a second side wall which are oppositely arranged, and the second side wall is provided with an anti-theft lock and a key through hole corresponding to the anti-theft lock; the second side wall is also provided with a shielding device and an electromagnetic device; the shielding device comprises a shielding slideway and a shielding piece made of ferromagnetic materials, and the shielding piece blocks the key through hole; the shielding slideway is vertically arranged and communicated with the key through hole, and the shielding piece is abutted against the lower end of the shielding slideway and is connected with the shielding slideway in a sliding manner; the electromagnetic device comprises an electromagnet arranged at the top end of the shielding slide way, a shielding through hole is arranged in the shielding piece, the shielding piece is attracted to rise and abut against the top end of the slide way after the electromagnet is electrified, and the shielding through hole is communicated with the key through hole.

Description

Anti-theft battery of electric vehicle

Technical Field

The utility model relates to an automobile-used auxiliary assembly field, in particular to theftproof battery of electric motor car.

Background

The battery car is a pure electric vehicle which is powered by a battery and driven by a motor. Because the price of the battery car is relatively low and the operation is convenient, more and more people select the battery car as the traffic work of going out. With the increase of the battery cars, the battery cars and accessories thereof are increasingly stolen. The storage battery is generally fixed on a rear seat of the vehicle through a simple device, a thief can pry the storage battery easily, and the value of the storage battery is the largest compared with that of the whole storage battery vehicle, so that the storage battery becomes a key object for stealing.

At present, people generally add a protective device outside a storage battery and then use a lock to fix the storage battery. Although the method can increase the stealing difficulty of the thief, most of the locks are exposed outside, and the thief can open the locks through the unlocking tool, so that the battery can be stolen.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an anti-theft battery of electric motor car, it forms the duplicate protection mechanism through increasing the hidden device of one deck to the pickproof lock with the pickproof lock cooperation to reduce the risk that the storage battery was stolen.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the anti-theft battery of the electric vehicle comprises a storage battery and an anti-theft box for accommodating the storage battery, wherein the anti-theft box comprises a box body, the box body comprises a bottom plate, a first side wall and a second side wall which are oppositely arranged, and the second side wall is provided with an anti-theft lock and a key through hole corresponding to the anti-theft lock;

the second side wall is also provided with a shielding device and an electromagnetic device; the shielding device comprises a shielding slideway and a shielding piece for blocking the key through hole, the shielding slideway is vertically arranged and communicated with the key through hole, and the shielding piece is abutted against the lower end of the shielding slideway and is connected with the shielding slideway in a sliding manner; the electromagnetic device comprises an electromagnet arranged at the top end of the shielding slide way, a shielding through hole is arranged in the shielding piece, the shielding piece is attracted to rise and abut against the top end of the slide way after the electromagnet is electrified, and the shielding through hole is communicated with the key through hole.

By adopting the technical scheme, when the electromagnet is electrified, a magnetic field is generated near the electromagnet, and attraction force is generated on the shielding piece. The shielding piece slides along the shielding slideway until the shielding piece abuts against the top end of the shielding slideway, at the moment, the shielding through hole on the shielding piece is communicated with the anti-theft lock and the key through hole, and the key through hole is opened; when the electro-magnet outage, the magnetic field that the electro-magnet produced disappears, and the shielding piece falls back to the bottom of shielding the way under the effect of gravity, shields the through-hole and no longer communicates pickproof lock and key through-hole, and the key through-hole is closed, and the pickproof lock is hidden, and the key can't pass the key through-hole and open the pickproof lock, prevents that the thief from prizing the lock through the key through-hole, has improved the security of anti-theft box.

Further setting: an elastic piece is arranged in the shielding slideway, the shielding piece is connected with the top end of the shielding slideway through the elastic piece, and the shielding piece is tightly propped against the lower end of the slideway under the action of the elastic piece.

Through adopting above-mentioned technical scheme, make falling back of shield not rely on the action of gravity, avoid when the electric motor car is violently shaken down even by the time of inverting, the shield upwards slides and makes key through-hole and shielding slide communicate.

Further setting: the storage battery passes through the connection of electric lines with the electric motor car, the second lateral wall is equipped with the external through-hole that the power supply line wore out, electromagnetic means is still including two terminals of locating the second lateral wall, the electro-magnet is established ties between two terminals, the electro-magnet produces magnetic field when electric wire and terminal are established ties.

Through adopting above-mentioned technical scheme, the storage battery can connect the terminal and supply power to the electro-magnet to need not to dispose the power in addition for the use of electro-magnet, it is more convenient to use

Further setting: the top of the first side wall is rotatably connected with a flip cover, the flip cover is provided with a lock groove, and the anti-theft lock is matched with the lock groove to fix the flip cover when the flip cover is abutted to the second side wall.

Through adopting above-mentioned technical scheme, flip rotates to be connected in the top of first lateral wall, and the pickproof lock carries on spacingly on the second lateral wall to the locked groove for the moment that the pickproof lock produced under the effect of exerting the same power to the locked groove is bigger, thereby improves flip's pick-proof ability.

Further setting: a first sliding rod and a first sliding groove perpendicular to the bottom plate are arranged in the first side wall, and the first sliding rod slides in the first sliding groove and is connected with the first sliding groove in a sliding manner; a first connecting rod is hinged to the flip cover, one end, far away from the flip cover, of the first connecting rod is hinged to the first sliding rod, a first spring is arranged at one end, far away from the first connecting rod, of the first sliding rod, and one end, far away from the first connecting rod, of the first spring is connected to the bottom plate; when the anti-theft lock is unlocked, the first spring drives the first sliding rod to slide upwards along the slide way, and the first connecting rod drives the turnover cover to bounce.

Through adopting above-mentioned technical scheme, flip can upwards bounce under the drive of first spring when unblanking for flip need not to set up the handle that is used for opening flip, thereby makes the thief lose the fulcrum of prying open the roof, has improved the theftproof ability.

Further setting: the shield is made of stainless steel.

By adopting the technical scheme, the stainless steel has ferromagnetism and can be effectively attracted by the electromagnet; meanwhile, the stainless steel knot is solid and durable, and is not easy to damage as a shielding piece.

Further setting: the elastic piece is a pressure spring.

By adopting the technical scheme, the pressure spring is an industrial standard component, is convenient to obtain and has low cost.

To sum up, the utility model discloses following beneficial effect has: the automatic locking function of the turning cover is realized; the lock hole can be hidden when power is not supplied to the wiring terminal, and the unlocking time is limited after the lock hole is opened; the flip can be automatically opened after unlocking; the design of the handle of the flip cover is reduced, and the safety of the device is improved.

Drawings

Fig. 1 is a partial sectional view of an anti-theft battery for an electric vehicle;

FIG. 2 is a front view of a second side wall of the anti-theft battery;

FIG. 3 is a cross-sectional view at B-B of FIG. 2 with the electromagnetic device releasing the covering;

FIG. 4 is an enlarged view of FIG. 3 at A;

FIG. 5 is a cross-sectional view at B-B of FIG. 2 with the electromagnetic device attracting the covering;

FIG. 6 is a cross-sectional view at A-A of FIG. 2 with the flip cover closed;

fig. 7 is a cross-sectional view at a-a of fig. 2 with the flip open.

In the figure, the position of the upper end of the main shaft,

1. a battery cell;

2. an anti-theft box;

20. a box body; 21. a base plate;

22. a first side wall; 221. a first slide bar; 222. a first chute; 223. a first link; 224. a first spring;

23. a second side wall; 231. a shielding device; 232. a key through hole; 233. a shielding slide way; 234. a shield; 235. shielding the through hole; 236. an elastic member; 237. a pressure spring; 238. connecting the through hole externally;

24. a cover is turned; 241. locking the groove;

25. an electromagnetic device; 251. an electromagnet; 252. a binding post; 253. an electric wire;

3. an anti-theft lock.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

An anti-theft battery of an electric vehicle is shown in figures 1 and 3 and comprises an anti-theft box 2 and a storage battery 1 arranged in the anti-theft box 2, wherein the anti-theft box 2 comprises a box body 20 and a turnover cover 24, the box body 20 is provided with an anti-theft lock 3 used for clamping the box body 20 and the turnover cover 24, a key through hole 232 for a key to pass through to open the anti-theft lock 3, a shielding device 231 used for communicating the key through hole 232 and an electromagnetic device 25 used for controlling the shielding device 231 to communicate or blocking the key through hole 232.

As shown in fig. 3, the box 20 includes a bottom plate 21 and a first side wall 22 and a second side wall 23 disposed opposite to each other, one end of a flip 24 is hinged to the top of the first side wall 22, and one end of the flip 24 away from the first side wall 22 is overlapped on the second side wall 23. The anti-theft lock 3 is installed in the second side wall 23, and the flip cover 24 is provided with a lock groove 241. When the flip cover 24 is closed, the flip cover 24 abuts against the second side wall 23, and the anti-theft lock 3 is matched with the lock groove 241 to fix the flip cover 24, so that the battery jar 1 is protected in the anti-theft box 2.

As shown in fig. 3 and 4, the key through hole 232 is installed on the second sidewall 23, the shielding device 231 includes a shielding slide 233 and a shielding member 234 for shielding the key through hole 232, and the shielding member 234 is made of stainless steel. The shielding slideway 233 is vertically arranged in the second side wall 23 and is communicated with the key through hole 232, and the shielding piece 234 abuts against the lower end of the shielding slideway 233 and is connected with the shielding slideway 233 in a sliding manner; the screening slideway 233 is provided with a resilient member 236, in this embodiment the resilient member 236 is a compression spring 237, the screening member 234 is connected to the top end of the screening slideway 233 by the compression spring 237, and the screening member 234 is pressed against the lower end of the slideway under the action of the compression spring 237. A shield through hole 235 is provided in the shield 234 for communicating with the key through hole 232.

As shown in fig. 1, the battery 1 is connected to the electric vehicle through a wire 253, the second sidewall 23 is provided with an external through hole 238, and the wire 253 penetrates out of the anti-theft box 2 through the external through hole 238. As shown in fig. 4, the electromagnetic device 25 is installed in the second side wall 23, and includes an electromagnet 251 and two terminals 252 disposed on the second side wall 23, the electromagnet 251 is connected in series between the two terminals 252, and the positive and negative poles of the battery 1 are respectively connected to the terminals 252, so that the electromagnet 251 can be energized and a magnetic field can be generated. The electromagnet 251 is mounted at the top end of the shielding slide 233, and attracts the shielding member 234 when the electromagnet is powered on, as shown in fig. 5, the shielding member 234 slides upwards along the shielding slide 233 until abutting against the top end of the shielding slide 233, at this time, the shielding through hole 235 aligns with the key through hole 232, the key through hole 232 is communicated, and the key can open the anti-theft lock 3 through the key through hole 232. When the electromagnet 251 is powered off, the attraction of the electromagnet 251 to the shielding piece 234 disappears, the shielding piece 234 falls back to the bottom end of the shielding slide 233 under the action of the pressure spring 237, the key through hole 232 is blocked by the shielding piece 234, the anti-theft lock 3 is hidden, and the anti-theft lock 3 is protected.

As shown in fig. 6, a first sliding rod 221 and a first sliding slot 222 perpendicular to the bottom plate 21 are disposed in the first side wall 22, the first sliding rod 221 slides in the first sliding slot 222 and is connected to the first sliding slot 222 in a sliding manner; a first connecting rod 223 is hinged on the flip cover 24, one end of the first connecting rod 223 far away from the flip cover 24 is hinged on the first sliding rod 221, one end of the first sliding rod 221 far away from the first connecting rod 223 is provided with a first spring 224, and one end of the first spring 224 far away from the first sliding rod 221 is connected to the bottom plate 21; as shown in fig. 7, when the anti-theft lock 3 is opened so that the flip cover 24 is no longer limited in the rotation direction, the first spring 224 drives the first sliding rod 221 to slide upwards along the first sliding slot 222, and drives the flip cover 24 to bounce through the first connecting rod 223. When the lid 24 is manually closed, as shown in fig. 6, the lid 24 presses the first link 223 downward, and the first slide bar 221 connected to the link moves downward along the first slide slot 222.

When the battery 1 is replaced, the wire 253 of the battery 1 is taken down from the electric vehicle, the binding post 252 on the anti-theft box 2 is connected, at the moment, the shielding piece 234 is attracted by the electromagnet 251 to abut against the top end of the shielding slideway 233, the key through hole 232 is communicated with the shielding through hole 235, and the anti-theft lock 3 can be opened.

The above-mentioned embodiments are merely illustrative of the present invention, and are not intended to limit the present invention, and those skilled in the art can make modifications of the present embodiments without inventive contribution as required after reading the present specification, but all the embodiments are protected by patent law within the scope of the present invention.

Claims

1. The anti-theft battery of the electric vehicle comprises a storage battery (1) and an anti-theft box (2) used for containing the storage battery (1), wherein the anti-theft box (2) comprises a box body (20), the box body (20) comprises a bottom plate (21) and a first side wall (22) and a second side wall (23) which are arranged oppositely, and the second side wall (23) is provided with an anti-theft lock (3) and a key through hole (232) corresponding to the anti-theft lock (3);

the device is characterized in that a shielding device (231) and an electromagnetic device (25) are further arranged on the second side wall (23); the shielding device (231) comprises a shielding slideway (233) and a shielding piece (234) made of ferromagnetic material, and the shielding piece (234) blocks the key through hole (232); the shielding slideway (233) is vertically arranged and communicated with the key through hole (232), and the shielding piece (234) is abutted against the lower end of the shielding slideway (233) and is connected with the shielding slideway (233) in a sliding manner; the electromagnetic device (25) comprises an electromagnet (251) arranged at the top end of the shielding slide way (233), a shielding through hole (235) is formed in the shielding piece (234), and the electromagnet (251) attracts the shielding piece (234) to ascend and abut against the top end of the slide way after being electrified so that the shielding through hole (235) is communicated with the key through hole (232).

2. The anti-theft battery of the electric vehicle as claimed in claim 1, wherein the shielding slideway (233) is internally provided with an elastic member (236), the shielding member (234) is connected with the top end of the shielding slideway (233) through the elastic member (236), and the shielding member (234) is abutted against the lower end of the slideway under the action of the elastic member (236).

3. The anti-theft battery of the electric vehicle as claimed in claim 2, wherein the battery (1) is connected with the electric vehicle through an electric wire (253), the second side wall (23) is provided with an external through hole (238) through which the power supply wire (253) penetrates, the electromagnetic device (25) further comprises two terminals (252) arranged on the second side wall (23), the electromagnet (251) is connected in series between the two terminals (252), and the electromagnet (251) generates a magnetic field when the electric wire (253) is connected in series with the terminals (252).

4. The anti-theft battery of the electric vehicle as claimed in claim 3, wherein a flip cover (24) is rotatably connected to the top of the first sidewall (22), the flip cover (24) is provided with a lock groove (241), and the anti-theft lock (3) is matched with the lock groove (241) to fix the flip cover (24) when the flip cover (24) abuts against the second sidewall (23).

5. The anti-theft battery of the electric vehicle as claimed in claim 4, wherein a first sliding bar (221) and a first sliding groove (222) perpendicular to the bottom plate (21) are arranged in the first side wall (22), the first sliding bar (221) slides in the first sliding groove (222) and is connected with the first sliding groove (222) in a sliding manner; a first connecting rod (223) is hinged on the flip cover (24), one end, far away from the flip cover (24), of the first connecting rod (223) is hinged to a first sliding rod (221), one end, far away from the first connecting rod (223), of the first sliding rod (221) is provided with a first spring (224), and one end, far away from the first connecting rod (223), of the first spring (224) is connected to the bottom plate (21); when the anti-theft lock (3) is unlocked, the first spring (224) drives the first sliding rod (221) to slide upwards along the sliding way, and the first connecting rod (223) drives the turnover cover (24) to bounce.

6. The anti-theft battery for electric vehicles according to claim 1, wherein the shield (234) is made of stainless steel.

7. The anti-theft battery for electric vehicle according to claim 2, wherein said elastic member (236) is a compression spring (237).