CN201460496U

CN201460496U - Electric antitheft lock easily matched with electronic decoding circuit

Info

Publication number: CN201460496U
Application number: CN2009201029622U
Authority: CN
Inventors: 宋守站
Original assignee: BAODING SHI SHUOCHENG TECHNOLOGY Co Ltd
Current assignee: BAODING SHI SHUOCHENG TECHNOLOGY Co Ltd
Priority date: 2009-05-27
Filing date: 2009-05-27
Publication date: 2010-05-12
Anticipated expiration: 2019-05-27

Abstract

An electric antitheft lock easily matched with an electronic decoding circuit comprises a lock body and an electronic key, wherein the lock body consists of a lock box and a lock cover which are mutually buckled, and a lock tongue, a driving motor (M) and a circuit board, which are arranged in the lock box, a control circuit is installed on the circuit board, the lock tongue is arranged on one side of the lock box, and is matched with a lock hole installed on a box door frame, the other end of the lock tongue is provided with a lock tongue top spring, the lock tongue is connected with the driving motor through a driving device, the driving motor is driven by the control circuit, and a socket is arranged on the circuit board, wherein the socket is matched with a key plate on the front end of the electronic key. As a power supply is arranged in the key, the circuits are disconnected at mean time, thereby having no electric energy consumption. The lock is opened through driving the motor by the control circuit, the use is convenient, safe and reliable, and the lock can not be unlocked without the key. The electric antitheft lock is applied in ammeter boxes, can basically eliminate the electric energy stealing behavior, reduces the economic loss of electric departments, and eliminates the hidden dangers.

Description

A kind of being easy to and the supporting electronic safety lock of electron solutions decoding circuit

Technical field

The utility model relates to a kind of improved electronic lock, and especially a kind of electronic safety lock that is applied on the electricity meter box belongs to lock technology field.

Background technology

Along with the continuous increase of various consumers, the electric-power metering charging problem is more and more outstanding, although each electricity consumption monomer all is provided with metering device, the electricity consumption individuality that has is changed or destroyed metering device for oneself private interests, implements power stealing; This behavior both caused damage to power supply enterprise, also buried potential safety hazard.In order to protect equipment such as metering device not to be destroyed, usually electricity meter box with lock need be set, manage by the administrative staff of specialty.Adopt simple two-way shift fork structure to open and close operation because the lock on the electricity meter box is general, therefore be easy to be pushed aside from the outside by the people, security performance is relatively poor.

Summary of the invention

The purpose of this utility model is to overcome the defective of prior art and provide that a kind of safety is good, robust to be easy to and the supporting electronic safety lock of electron solutions decoding circuit.

The alleged problem of the utility model solves with following technical proposals:

A kind of being easy to and the supporting electronic safety lock of electron solutions decoding circuit comprises lock body and electron key two parts, and described lock body is by the lock box and the locking closure of mutual fastening and be located at dead bolt, drive motors and circuit board in the lock box, and control circuit is installed on the circuit board; Described dead bolt is arranged on lock box one side, and dead bolt is complementary with the lockhole that is installed on the chamber door frame, and the other end of dead bolt is provided with dead bolt top spring; Dead bolt is connected with drive motors by transmission device, and drive motors is driven by control circuit; On the described circuit board socket is set, wherein, the key piece of socket and electron key front end is complementary.

Above-mentioned being easy to and the supporting electronic safety lock of electron solutions decoding circuit, described transmission device is made of train of reduction gears and driving rack, and wherein, the output shaft of drive motors is connected with driving rack by train of reduction gears; Described driving rack is along the lock housing basal sliding, and driving rack top and dead bolt are in transmission connection.

Above-mentioned being easy to and the supporting electronic safety lock of electron solutions decoding circuit, described electron key is provided with key case, and key case is equipped with battery, is provided with key piece and top flat at the key case front end, and described top flat is positioned at the key piece both sides, and the top flat end nipple is for the end of key piece.

Above-mentioned being easy to and the supporting electronic safety lock of electron solutions decoding circuit set up the inclination key of depression on the described locking closure, key is provided with keyhole, and the keyhole two ends are provided with the top flat hole, and described key piece is corresponding with keyhole, and top flat is corresponding with the top flat hole.

Above-mentioned being easy to and the supporting electronic safety lock of electron solutions decoding circuit, described socket is fixed on the circuit board by gripper shoe, the lockhole washer is set between gripper shoe and the key, lockhole washer both sides are provided with back-moving spring, be provided with guiding surface at lockhole washer two ends, the end face of described guiding surface is corresponding with the top flat hole at keyhole two ends.

The utility model utilizes drive motors folding lock body, so be easy to the control circuit of electronics decoding supporting. and supplying cell is arranged in the electron key box, and the lockset peacetime state is not charged, does not have electric consumption; Adopt acclivitous key; can stop rainwater and dust; protection lockset internal construction is not subjected to wind and weather; can imitate the prevention artificial destruction again. when unblanking; key is inserted by keyhole; control circuit on the circuit board could get electric and carry out password confirming and unlock operation then; drive motors drives dead bolt by transmission device; realizing the locking or the unlatching of lock. external force can't contact the lock core part in the process of unblanking; the back-moving spring that adds the upper lock tongue rear portion; be difficult to from the outside broken by force lock, safe.

The utility model is simple in structure, and is easy to operate, quick, and electricity filching person is difficult to open, and uses it for electricity meter box, can stop electricity filching behavior substantially, not only for power department has reduced economic loss, and eliminated accident potential.The utility model of the present invention can be widely used in the occasion that other need high security except that being used for electricity meter box.

Description of drawings

Fig. 1 is the utility model lock body part schematic appearance;

Fig. 2 is the lock body part structural representation;

Fig. 3 is the A-A sectional view among Fig. 1;

Fig. 4 be among Fig. 1 the B-B sectional view;

Fig. 5 is the Key structure schematic diagram.

Number in the figure is expressed as follows: 1. lock box; 2. top flat; 3. key case; 4. locking closure; 5. dead bolt; 6. keyhole; 7. top flat hole; 8. train of reduction gears; 9. driving rack; 10. circuit board; 11. dead bolt top spring; 12. lockhole washer; 13. guiding surface; 14. key; 15. back-moving spring; 16. gripper shoe; J1. key piece; J2. socket; M. motor; B. battery.

The specific embodiment

Referring to accompanying drawing, the utility model comprises lock body and electron key two parts, and described lock body is by the lock box 1 and the locking closure 4 of mutual fastening and be located at dead bolt 5, drive motors M and circuit board 10 in the lock box, and control circuit is installed on the circuit board; Dead bolt is arranged on lock box one side, and dead bolt is complementary with the lockhole that is installed on the chamber door frame, and the other end of dead bolt is provided with dead bolt top spring 11; Dead bolt is connected with drive motors by transmission device, and drive motors is driven by control circuit; Socket J2 is set on the described circuit board, and wherein, the key piece J1 of socket and electron key front end is complementary.In conjunction with shown in Figure 2, transmission device is made up of train of reduction gears 8 and driving rack 9, driving rack can be along the lock housing basal sliding, the driving rack other end is fixedlyed connected with dead bolt, when motor rotates, the output shaft of motor drives train of reduction gears and rotates, and the gear teeth of train of reduction gears are stirred driving rack, and drives the dead bolt slip.

Referring to shown in Figure 1, set up the inclination key 14 of depression on the locking closure, key is provided with keyhole 6, the keyhole two ends are provided with top flat hole 7, described key piece is corresponding with keyhole, and top flat is corresponding with the top flat hole, referring to shown in Figure 2, suit gripper shoe 16 outside socket, gripper shoe by screw on circuit board and key inner face; In conjunction with Fig. 3, shown in Figure 4, slidably lockhole washer 12 is set between gripper shoe and key, lockhole washer both sides are provided with back-moving spring 15, be provided with guiding surface 13 at lockhole washer two ends, the end face of described guiding surface is corresponding with the top flat hole at keyhole two ends, the incline direction of guiding surface is consistent with the back-moving spring shrinkage direction, slides along gripper shoe so that top flat can promote lockhole when acting on the guiding surface fast.

Referring to Fig. 5, electron key is provided with key case 3, key case is equipped with battery B, be provided with key piece and top flat 2 at the key case front end, described top flat is positioned at the key piece both sides, and top panel length is greater than key piece, so that when inserting key, top flat can promote the lockhole washer in advance and move, and then exposes keyhole, and Key sheet and socket are pegged graft.

Referring to Fig. 4, in the present embodiment, locking closure is provided with keyhole, lockhole catch retaining is at keyhole, at this moment, the lockhole catch only is subjected to the extruding force along supporting surface sensing locking closure of back-moving spring, when opening the lock with the key, the corresponding guiding surface that promotes of the top flat of key both sides, make the lockhole washer deviate from the locking closure direction along gripper shoe and move, expose keyhole, key piece passes keyhole and socket grafting then, by the battery in the key piece circuit is powered, the electronics control circuit of unblanking is just started working.

The electron solutions decoding circuit supporting with the utility model can adopt ripe circuit, repeats no more.In electron key, the unlocking cipher memory can be set, microprocessor is set and the encryption memory that prestores in the lock body control circuit, when the password that prestores in the password of unlocking cipher memory stores and the control circuit was identical, microprocessor promptly instructed drive motors to open dead bolt.

Claims

1. one kind is easy to and the supporting electronic safety lock of electron solutions decoding circuit, it is characterized in that, comprise lock body and electron key two parts, described lock body is by the lock box (1) and the locking closure (4) of mutual fastening and be located at dead bolt (5), drive motors (M) and circuit board (10) in the lock box, and control circuit is installed on the circuit board; Described dead bolt is arranged on lock box one side, and dead bolt is complementary with the lockhole that is installed on the chamber door frame, and the other end of dead bolt is provided with dead bolt top spring (11); Dead bolt is connected with drive motors by transmission device, and drive motors is driven by control circuit; Socket (J2) is set on the described circuit board, and wherein, the key piece (J1) of socket and electron key front end is complementary.

2. according to claim 1 being easy to and the supporting electronic safety lock of electron solutions decoding circuit, it is characterized in that, described transmission device is made of train of reduction gears (8) and driving rack (9), and wherein, the output shaft of drive motors is connected with driving rack by train of reduction gears; Described driving rack is along the lock housing basal sliding, and driving rack top and dead bolt are in transmission connection.

3. according to claim 2 being easy to and the supporting electronic safety lock of electron solutions decoding circuit, it is characterized in that, described electron key is provided with key case (3), key case is equipped with battery (B), be provided with key piece and top flat (2) at the key case front end, described top flat is positioned at the key piece both sides, and the top flat end nipple is for the end of key piece.

4. according to claim 3 being easy to and the supporting electronic safety lock of electron solutions decoding circuit, it is characterized in that, set up the inclination key (14) of depression on the described locking closure, key is provided with keyhole (6), the keyhole two ends are provided with top flat hole (7), described key piece is corresponding with keyhole, and top flat is corresponding with the top flat hole.

5. according to claim 4 being easy to and the supporting electronic safety lock of electron solutions decoding circuit, it is characterized in that, described socket is fixed on the circuit board by gripper shoe (16), lockhole washer (12) is set between gripper shoe and the key, lockhole washer both sides are provided with back-moving spring (15), be provided with guiding surface (13) at lockhole washer two ends, the end face of described guiding surface is corresponding with the top flat hole at keyhole two ends.