CN201137372Y - A battery anti-theft lock - Google Patents

Abstract

The utility model discloses an anti-theft lock for storage batteries, which comprises a lock body, an adjusting device and an anti-pry card. The lock body is composed of a lock cylinder, a gear, two telescopic arms, a lock body connector, an upper cover and a lower cover of the lock body; the lock body is fixed on the inner side of the battery box cover through the lock body connector; the bottom of the lock cylinder is set with a gear , the lock head on the lock cylinder is slightly exposed on the outside of the battery box cover; the telescopic arms are respectively placed on both sides of the lock cylinder, and one end close to the lock cylinder is provided with teeth, and the teeth on the telescopic lock arm coincide with the gears. The adjustment device includes two adjustment rods and a fixed piece; one end of the adjustment rod is connected with the telescopic arm by the fixed piece; when unlocking, the other end of the adjustment rod is on the same plane as the outer edge of the battery box cover; They are respectively fixed on both sides of the car body at the outer edge of the battery box cover, and jacks are provided on them; when locked, the adjusting rods are respectively inserted into the jacks on the corresponding tamper-resistant cards. The utility model has strong anti-theft function, convenient use, beautiful appearance and strong applicability.

Description

A battery anti-theft lock

technical field

The utility model relates to a lock, in particular to a battery anti-theft lock for a battery car.

Background technique

The storage battery car is a civilian power vehicle developed from a bicycle powered by a battery pack (hereinafter referred to as a storage battery). It is light, cheap, safe and clean. In recent years, due to the need to protect the environment, the use of battery cars is very popular.

In the overall structure of the battery car, the battery is the power system, and its value is more than one-third of that of the battery car. After the power provided by the battery has a mileage of 40-70 kilometers, it needs to be charged. For users who live in high-rise buildings, they need to carry the battery to their homes when charging at night, which leads to frequent removal and insertion of the battery. Such a high-value battery that is taken out and put in every day has high anti-theft requirements. However, at present, the size, specifications, and body sizes of the batteries of the ex-factory models of each battery car manufacturer are different, which makes it difficult to design an anti-theft lock for battery anti-theft.

There are two kinds of anti-theft locks for existing battery cars:

A kind of single tongue lock installed by battery car manufacturers when leaving the factory. It is composed of a lock cylinder and a dead bolt, and the dead bolt only extends into the car body about 10mm. Since the battery car body shell is made of plastic and has certain plasticity, you only need to use a flat screwdriver to pry in reverse at the position of the lock tongue, and the battery can be easily taken out.

The other is an ordinary chain lock on the market. When in use, the car body at the battery position of the battery car needs to be surrounded. Its disadvantages are: the appearance is ugly, and the chain can be easily cut with scissors.

Utility model content

In view of the above defects, the technical problem solved by the utility model is to provide a battery anti-theft lock with good anti-theft function, convenient use, beautiful appearance and strong applicability.

In order to solve the above technical problems, the battery anti-theft lock of the present utility model comprises:

Lock body—consists of a lock cylinder, gears, two telescopic arms, lock body connectors, upper and lower covers of the lock body; the lock body is fixed on the inner side of the battery box cover through the lock body connector; the lock core The bottom is set with the gear, and the lock head on the lock cylinder is slightly exposed outside the battery box cover; the telescopic arm is placed on both sides of the lock cylinder, and the end close to the lock cylinder is provided with teeth, and the telescopic lock arm The teeth on the gear coincide with the gear;

Adjustment device—comprising two adjustment rods and a fixed piece; one end of the adjustment rod is connected to the telescopic arm by the fixed piece; when unlocking, the other end of the adjustment rod is on the same plane as the outer edge of the battery box cover ;

Anti-tampering card - respectively fixed on both sides of the car body at the outer edge of the battery box cover, with jacks on it; when locked, the adjusting rods are respectively inserted into the jacks on the corresponding anti-tampering card.

The battery anti-theft lock provided by the utility model has a double-tongue lock body, which has higher anti-theft performance than a single-tongue lock; on both sides of the vehicle body at the outer edge of the battery box cover, anti-prying cards are fixed and connected with the telescopic arm The adjusting lever of the lock is inserted into the jack on the tamper-resistant card at the same time, and it is difficult to destroy it by smashing, prying, sawing, etc.; the lock body is hidden inside the battery box, which does not affect the appearance and shape of the vehicle; according to the size of the battery box , the effective length of the adjustable rod can be adjusted, and it is suitable for various types of batteries and car bodies.

The utility model can effectively prevent the theft of storage batteries by means of smashing, prying, sawing, unlocking and the like, and has the advantages of convenient use, beautiful appearance and strong applicability.

Description of drawings

Fig. 1 is the structural representation of storage battery anti-theft lock of the present utility model;

Fig. 2 is the front view of an embodiment of the battery anti-theft lock of the present invention;

Fig. 3 is a top view of an embodiment of the utility model battery anti-theft lock;

Fig. 4 is the schematic diagram of installation of the battery anti-theft lock of the utility model;

Fig. 5 is a structural schematic diagram of the lock body connector of the battery anti-theft lock of the present invention.

Detailed ways

The utility model battery anti-theft lock shown in Fig. 1 comprises parts such as lock body 11, adjusting device 12, tamper-proof card 13.

As shown in Figures 2 and 3, the lock body 11 is composed of a lock cylinder 1, a gear 8, two telescopic arms 5, a lock body connector 2, a lock body upper cover 3, and a lock body lower cover 4.

As shown in Figure 4, the lock body connector 2 passes through two stainless steel tubes with inner wires, passes through the battery box upper cover 21 and the lock body 11, and fixes the lock body 11 on the inner side of the battery box upper cover 21 with two screws. Only the lock hole on the lock cylinder 1 is exposed outside the battery box loam cake 21. A 12-tooth gear 8 is sheathed at the bottom of the lock cylinder 1, and the teeth on both sides of the gear 8 coincide with the teeth on the two telescopic lock arms 5 . When the key is inserted into the lock cylinder 1 and rotated, the telescopic arm 5 on both sides of the gear 8 is stretched out or retracted by the rotation of the gear 8 .

As shown in Figures 2 and 3, the adjustment device 12 includes two adjustment rods 7 and a fixed piece 6. One end of the adjustment rod 7 is connected with the telescopic arm 5 by the fixed piece 6; The outer edge of the cover 21 is on the same plane.

As shown in Figure 4, two tamper-resistant cards 13 are respectively fixed on the outside of the car body 20 at the battery box, and jacks are provided on the tamper-proof card 13; middle.

The jack of the tamper-resistant card 13 of the present utility model should have certain depth, and its preferred mode is greater than 33mm, (the relevant dimensions below are only used for illustrating the installation process of the present embodiment, are not the limitation of the utility model shape and structure).

As shown in Figure 5, the lock body connector 2 includes a stainless steel sheet 9, a circular hole with a diameter of 30mm is opened at the center of the stainless steel sheet 9, and a stainless steel cylinder 10 with an inner wire is connected at 26mm on both sides of the circular hole.

When installing the lock body 11, first open a circular hole with a diameter of 30mm with a hole opener in the middle of one side of the battery case loam cake 21, and then respectively open a circular hole with a diameter of 10mm at a position of 26mm on both sides of the lock core 1; The stainless steel sheet 9 is placed on the battery box loam cake 21, with the front facing upwards; then the lock body 11 is placed on the inside of the battery box loam cake 21, and the lock core 1 is stretched out from the circular hole with a diameter of 30mm. Now, two inner wire cylinders 10 on the stainless steel pass through the lock body 11 through the battery box lid, and are tightened with two diameter 6mm screws, so that the lock body 11 is fixed on the battery box loam cake 21.

After the lock body 11 is installed firmly, fix the two adjusting rods 7 on the telescopic arms 5 at both ends of the lock body 11 through the fixing piece 6; And car body 20 both sides respectively open a round hole; Regulating rod 7 two ends are adjusted to be a plane with the outer edge of battery box side wall 22; The anti-theft lock is installed.

When locking, insert the key into the lock cylinder and rotate it 180° clockwise. Since the circumference of the lock cylinder 1 is 66mm, when it rotates 180°, it will drive the gear 8 at the bottom of the lock cylinder 1 to also rotate 180°. Because the gear 8 and the telescopic arm The teeth on 5 are closely matched, and when the lock core rotates 180°, the gear 8 drives the telescopic arm 5 to extend 33 mm outwards on both sides, and because the adjusting rod 7 and the lock body 11 are fixed together, the adjustment on both sides is also made. Rod 7 stretches out 33mm to both sides, thereby the adjusting rod 7 on both sides of lock body 11 is inserted 33mm in the car body 20 through the round hole on the anti-prying card 13, makes battery box and car body 20 tightly fixed together, prevents battery from being steal.

When unlocking, insert the key into the lock cylinder 1 and rotate it 180° counterclockwise. Since the circumference of the lock cylinder 1 is 66mm, when it rotates 180°, it will drive the lower gear 8 of the lock cylinder 1 to also rotate 180°. Because the gear 8 and the telescopic arm 5 The teeth on the top are closely matched. When the lock cylinder 1 rotates 180°, the gear 8 drives the two sides of the telescopic arm 5 to retract 33mm inward. Since the adjustment rod 7 is fixed with the lock body 11, the adjustment on both sides Rod 7 retracts 33mm to both sides, thereby the adjustment rod 7 on both sides of lock body 11 is retracted on a plane of battery box side wall 20 outer edges. The battery box is disconnected from the vehicle body 20, and the battery can be easily taken out.

As shown in Figure 3, the preferred mode of the utility model is as follows: the lock core 1 is a "ten" lock core with 6 marbles on the four sides, and the key is matched with the inner hole of the lock core 1; when the key is inserted into the lock core 1 Inside, the anti-theft lock can be opened or closed, which can prevent unlocking with a master key.

The following improvements can be made in the utility model: a plurality of uniform connection holes or a rectangular connection groove are provided in the 7-axis direction of the adjustment rod. For battery boxes of different specifications, select a connecting hole at a suitable position, or connect the adjusting rod 7 with the telescopic arm 5 at a suitable position of the connecting groove.

The above is only a preferred embodiment of the utility model, it should be pointed out that for those of ordinary skill in the art, without departing from the principle of the utility model, some improvements and modifications can also be made, these improvements and Retouching should also be regarded as the scope of protection of the present utility model.

Claims (7)

1, a kind of theft-proof battery lock is characterized in that, comprising:

Lock body--form by lock core, gear, two telescopic arms, lock body connector, lock body upper and lower covers; This lock body is fixed in the inboard of storage battery lid by described lock body connector; Described lock core bottom is set with described gear, the little storage battery lid outside that is exposed to of the tapered end on this lock core; The described telescopic arm lock core both sides that are placed in, its end near lock core is provided with teeth, and teeth and described gear on the described flexible hammerlock match;

Adjusting device--comprise two adjusting rods, stator; One end of described adjusting rod is connected by described stator with described telescopic arm; When unblanking, the other end of adjusting rod and storage battery lid outer are on same plane;

The pick-proof card--be separately fixed at the car body both sides of position, storage battery lid outer, which is provided with jack; When locking, described adjusting rod inserts respectively in the jack on the corresponding pick-proof card.

2, theft-proof battery lock according to claim 1 is characterized in that: described lock core is " ten " letter lock core.

3, theft-proof battery lock according to claim 2 is characterized in that: four limits of described " ten " letter lock core all are provided with 6 hoodles.

4, theft-proof battery lock according to claim 1 is characterized in that: described gear is the gear of 12 teeth.

5, theft-proof battery lock according to claim 1 is characterized in that: the described pick-proof card jack degree of depth is greater than 33mm.

6, according to each described theft-proof battery lock of claim 1-5, it is characterized in that: be provided with several connecting holes equably on described adjusting rod is axial.

7, according to each described theft-proof battery lock of claim 1-5, it is characterized in that: axially be provided with rectangular link slot on the described adjusting rod.

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