CN101418657B

CN101418657B - Electronic cabinet lock

Info

Publication number: CN101418657B
Application number: CN2008102177138A
Authority: CN
Inventors: 吴斐
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-11-27
Filing date: 2008-11-27
Publication date: 2011-10-05
Anticipated expiration: 2028-11-27
Also published as: CN101418657A

Abstract

The invention relates to the technical field of electronic lock, especially an electronic cabinet door lock small and novel structure, convenient operation, and reliable performance. The lock comprises a lock case, the inside of which is provided with a cell, a circuit board having magnetic card sensing circuit, a lock bolt, a micro motor and a locking device. When locking the door, the lock bolt retracts to the lock case, a microswitch is triggered to control the push rod of the micro motor to push a clamp pole, meanwhile, the lock bolt extends into a buckle hole of the door buckle to make the jack on a rotating shaft sleeve align to the step hole on a fixed sleeve, the clamp pole is inserted between two holes to lock the rotating shaft sleeve, the rotating arm on the rotating shaft sleeve clamps on the clamping position of the lock bolt to lock the lock bolt; when opening the door, a magnetic card is used to actualize the micro motor through circuit to retract the push rod, and the clamp pole is reset and released under the function of the resetting spring. Therefore, the invention has the advantages of ingenious structure, less component, simple operation, and reliable performance.

Description

A kind of electronic cabinet lock

Technical field

The present invention relates to the electronic lock technical field, refer in particular to that a kind of novel structure is small and exquisite, easy to operate, the electronic cabinet lock of dependable performance.

Background technology

Along with the development of lockset, increasing electronic cabinet lock is applied on each products such as file cabinet, clothes cabinet, and this employing magnetic card is very convenient by the electronic cabinet lock use that circuit drives micromachine switching lock core, is therefore more and more used.Its structure of existing cabinet door lock is comparatively complicated, and parts are more, and reliability is lower during use, how to improve the lock core structure of electronic cabinet lock, and its better work is become technical problem to be solved.

Summary of the invention

Purpose of the present invention is exactly that a kind of novel structure that provides at the deficiencies in the prior art part is small and exquisite, easy to operate, the electronic cabinet lock of dependable performance.

For achieving the above object, this novel technical scheme is: a kind of electronic cabinet lock, include lock box, battery is housed in the described lock box and has the circuit board and the lock tongue body of magnetic card sensor circuit, wherein, lock tongue body is made of dead bolt and dead bolt body, the dead bolt of lock tongue body faces the dead bolt hole of lock box side, be provided with the spring that the dead bolt that makes lock tongue body ejects dead bolt hole between dead bolt body and the lock box, also be provided with micromachine device and lock uint in described lock box, this micromachine device is formed by micromachine with by the flexible push rod of micromachine control; This lock uint includes fixed cover and rotary axle box, the fixed cover that is fixed in the lock box is tubular structure, there is a fixed axis at the middle part of fixed cover, and the side bottom of fixed cover has shoulder hole, is inserted with a card post that is mated and is equipped with back-moving spring in shoulder hole; Described rotary axle box is set on the fixed axis in the fixed cover, has jack in the side bottom of rotary axle box, and when locked state, the card post is plugged in the shoulder hole and the jack on the rotary axle box on the fixed cover; On the top of rotary axle box one cursor is arranged, between rotary axle box and fixed cover, be provided with the cursor that makes on the rotary axle box and support the button spring of being located at the screens on the lock tongue body; The action of control micromachine also is housed in lock box when locked state makes microswitch in the jack of card post plug-in card on rotary axle box.

After adopting said structure, when locking a door, in the lock tongue body retraction lock box, trigger the push rod top card post on the microswitch control micromachine, at this moment, the dead bolt of lock tongue body puts in the button hole in the knocker, make the jack on the rotary axle box align with shoulder hole on the fixed cover, the card post is inserted between two holes and pins rotary axle box, and the cursor on the rotary axle box fastens in the screens of lock tongue body, thereby pins lock tongue body; When opening the door, utilize magnetic card to make micromachine action retraction push rod, the release that under the effect of back-moving spring, resets of card post by circuit.As from the foregoing, structure of the present invention is ingenious, and parts are few, and are simple to operate, dependable performance.

Description of drawings

Fig. 1 is a three-dimensional decomposition texture schematic diagram of the present invention;

Fig. 2 is lock core of the present invention and the perspective view that the base plate assembling is installed.

Fig. 3 is the perspective view of lock tongue body of the present invention and lock uint assembling.

Fig. 4 is the three-dimensional decomposition texture schematic diagram of lock tongue body of the present invention and lock uint assembling.

Fig. 5 is the three-dimensional decomposition texture schematic diagram of lock uint of the present invention.

Fig. 6 is the perspective view of parts rotary axle box of the present invention.

The specific embodiment

Shown in Fig. 1-6 figure, a kind of electronic cabinet lock, include lock box 10, in the described lock box 10 battery is housed and has the circuit board 30 and the lock tongue body 20 of magnetic card sensor circuit, wherein, lock tongue body 20 is made of dead bolt 21 and dead bolt body 22, the dead bolt 21 of lock tongue body 20 faces the dead bolt hole 11 of lock box 10 sides, be provided with the spring 23 that the dead bolt 21 that makes lock tongue body 20 ejects dead bolt hole 11 between dead bolt body 22 and the lock box 10, also be provided with micromachine device 40 and lock uint 50 in described lock box 10, this micromachine device 40 is formed by micromachine 41 with by the flexible push rod 42 of micromachine 41 controls; This lock uint 50 includes fixed cover 51 and rotary axle box 52, the fixed cover 51 that is fixed in the lock box 10 is tubular structure, there is a fixed axis 511 at the middle part of fixed cover 51, the side bottom of fixed cover 51 has shoulder hole 512, is inserted with a card post 54 that is mated and is equipped with back-moving spring 53 in shoulder hole 512; Described rotary axle box 52 is set on the fixed axis 511 in the fixed cover 51, has jack 521 in the side bottom of rotary axle box 52, and when locked state, card post 54 is plugged in the jack 521 on shoulder hole 512 and the rotary axle box 52 on the fixed cover 51; On the top of rotary axle box 52 cursor 522 is arranged, between rotary axle box 52 and fixed cover 51, be provided with the cursor 522 that makes on the rotary axle box 52 and support the button spring 55 of being located at the screens 24 on the lock tongue body 20; 41 actions of control micromachine also are housed in lock box 10 when locked state make microswitch 60 in the jack 521 of card post 54 plug-in cards on rotary axle box 52.Described microswitch 60 is located at the side of lock tongue body 20, and when lock tongue body 20 bounced back in lock box 10, the side of lock tongue body 20 triggered microswitch 60 just.Also be provided with a secondary dead bolt 70 in the described lock box 10, no corresponding button hole on the knocker 80 corresponding with secondary dead bolt 70, be provided with the spring 71 that makes secondary dead bolt 70 stretch out secondary dead bolt hole 12 in secondary dead bolt 70 rear ends, be provided with the microswitch 60` that triggers at the side of secondary dead bolt 70 when secondary dead bolt 70 is retracted in the

lock box

10,41 actions of this microswitch 60` control micromachine are stuck in the jack 521 on the rotary axle box 52 card post 54.The dead bolt 21 of described lock tongue body 20 and dead bolt body 22 are two parts separately, and this lock tongue body 20 is can the sealed combination lock tongue body of positive and negative twocouese.This combination dead bolt is called in the present patent application people's the name of patent of invention formerly: disclosed concrete structure in the patent document of " the combination dead bolt that a plurality of lock tongue bodies flexibly connect ".Bottom in the described lock box 10 is provided with installs base plate 13, and each parts in the lock box 10 are located to be installed on the base plate 13.Can simplify lock box 10 structures like this, help producing in batches, and it is more convenient that each parts is installed.Micromachine device 40 among the present invention is known technologies, in existing electronic lock, use a lot, it mainly is the promotion that the rotational transform of fine motion motor 10 power transmission shafts is become push rod, and it can be realized by worm screw and the button spring structure or other structures that are fastened on the worm screw.

When using electronic cabinet lock of the present invention, when locking a door, the dead bolt 21 of lock tongue body 20 is subjected to the compacting of knocker 80 edges and is retracted in the lock box 10, and simultaneously, secondary dead bolt 70 also is subjected to the compacting of knocker 80 edges and is retracted in the lock box 10; When locking, the dead bolt 21 of lock tongue body 20 puts in again in the button hole of knocker 80 under spring 23 elastic force effects, and secondary dead bolt 70 is supported in the lock box 10 by knocker 80, like this, secondary dead bolt 70 triggers the microswitch 60` on its next door, microswitch 60` is by 41 actions of circuit control micromachine, push rod 42 on the micromachine 41 heads on card post 54, at this moment, jack 521 on the rotary axle box 52 aligns with shoulder hole 512 on the fixed cover 51, card post 54 is pushed up and is inserted in pinning rotary axle box 52 between two holes, and the cursor 522 on the rotary axle box 52 fastens in the screens 24 of lock tongue body 20, pins lock tongue body 20 thereby make lock tongue body 20 to bounce back;

When opening the door, utilize magnetic card to make the micromachine 41 action push rod 42 that bounces back by circuit, card post 54 is being removed under the top power situation of push rod 42, be subjected to back-moving spring 53 effect of self and withdraw from the jack 521 from rotary axle box 52 of resetting, rotary axle box 52 has recovered free rotation, can freely be retracted into lock box 10 when lock tongue body 20 is stressed.

As from the foregoing, structure of the present invention is ingenious, and parts are few, and are simple to operate, dependable performance.

Claims

1. electronic cabinet lock, include lock box, battery is housed in the described lock box and has the circuit board and the lock tongue body of magnetic card sensor circuit, wherein, lock tongue body is made of dead bolt and dead bolt body, the dead bolt of lock tongue body faces the dead bolt hole in the face of the lock box side of knocker, be provided with the spring that the dead bolt that makes lock tongue body ejects dead bolt hole between dead bolt body and the lock box, also be provided with micromachine device and lock uint in described lock box, this micromachine device is formed by micromachine with by the flexible push rod of micromachine control; It is characterized in that: this lock uint includes fixed cover and rotary axle box, the fixed cover that is fixed in the lock box is tubular structure, there is a fixed axis at the middle part of fixed cover, and the side bottom of fixed cover has shoulder hole, is inserted with a card post that is mated and is equipped with back-moving spring in shoulder hole; Described rotary axle box is set on the fixed axis in the fixed cover, has jack in the side bottom of rotary axle box, and when locked state, the card post is plugged in the shoulder hole and the jack on the rotary axle box on the fixed cover; On the top of rotary axle box one cursor is arranged, between rotary axle box and fixed cover, be provided with the cursor that makes on the rotary axle box and support the button spring of being located at the screens on the lock tongue body; The action of control micromachine also is housed in lock box when locked state makes microswitch in the jack of card post plug-in card on rotary axle box.

2. a kind of electronic cabinet lock according to claim 1 is characterized in that: described microswitch is located at the side of lock tongue body, and when lock tongue body bounced back in lock box, the side of lock tongue body triggered microswitch just.

3. a kind of electronic cabinet lock according to claim 1, it is characterized in that: also be provided with a secondary dead bolt in the described lock box, the door corresponding with secondary dead bolt buckled no corresponding button hole, be provided with the spring that makes secondary dead bolt stretch out secondary dead bolt hole in secondary dead bolt rear end, be provided with the microswitch that triggers at the side of secondary dead bolt when secondary dead bolt is retracted in the lock box, this microswitch control micromachine action is stuck in the jack on the rotary axle box card post.

4. according to claim 1 or 2 or 3 described a kind of electronic cabinet locks, it is characterized in that: the dead bolt of described lock tongue body and dead bolt are as the two parts that separate, and this lock tongue body is can the sealed combination lock tongue body of positive and negative twocouese.

5. according to claim 1 or 2 or 3 described a kind of electronic cabinet locks, it is characterized in that: the bottom in the described lock box is provided with the installation base plate, and each parts in the lock box are located to be installed on the base plate.