CN201460520U

CN201460520U - Drawer cabinet intelligent lock

Info

Publication number: CN201460520U
Application number: CN2009201334273U
Authority: CN
Inventors: 郭晖华
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-07-01
Filing date: 2009-07-01
Publication date: 2010-05-12
Anticipated expiration: 2019-07-01

Abstract

The utility model relates to a drawer cabinet intelligent lock, which basically comprises a main lock case, a front cover board, a rear cover board, a rocker arm, a reader, a main control board and a transmission set, wherein the reader is located on the front cover board, and the main control board and the transmission set are located inside the main lock case. By aid of an external non-contact type intelligent card (also named frequency radio cards such as Mifare, EM, TEMIC and the like), a host machine board instructs a motor of the transmission set to operate after being checked by the reader, a gear transmission system drives the rocker arm to rotate so as to control displacement of a lock rod of a drawer cabinet at the other end, until a main gear rotates to a preset position, a driven magnetic object and a fixed reed switch at a fixed position are in a magnetic field action, then the reed switch is in an on or off state, and actions of unlocking or locking are controlled through the main control board, thereby being capable of avoiding inconvenience or trouble in manual operation.

Description

Drawer cabinet intelligence lock

Technical field

But the utility model relates to a kind of drawer cabinet lock of Convenient switch, promptly changes the purpose that radio-frequency card just can realize changing rights of using.

Background technology

With regard to the viewpoint in modern times, lock is a kind of safety device of operating with key, figure disc key, circuit or other apparatus, is opened or removes in order to prevent article, the function that has protection, management concurrently even decorate.Along with the progress of social evolution with science and technology, the function of lockset is complete further, not only makes rapid progress on design form, and is making also raising gradually on the precision.

Yet the drawer cabinet lock mostly is the mechanical action of manual control at present, drive to the opposing party's latch fitting by the rocking arm in the key turns lockset, thereby reach the purpose that opens or closes and reach the fastening of control relative position latch fitting or relax, and the manually operated design of this kind, need in the use with key contraposition control, and drawer cabinet just needs to change lock core in addition when changing the end user, and not only inconvenience has also increased use, maintenance cost.

The utility model content

The utility model drawer cabinet intelligence lock mainly contains three big advantages:

One, can avoid with key, the record password trouble.

Two, can compatible multiple non-contact card, realize the all-purpose card function.As door lock card commonly used, company personnel's card, mass transit card etc.

Three, when changing cabinet lock end user, can change the function that lock core only can reach the cancellation original subscriber by cabinet lock or software setting and increase new user's rights of using.

Technology contents of the present utility model is: a kind of drawer cabinet intelligence lock, include main lock housing, front and rear cover plate, motherboard, rocking arm, be positioned at the read write line of front shroud, and be positioned at the transmission group of main lock housing, and the battery of electric power is provided, its essential characteristic is that read write line includes read head support, antennal interface plate and read head panel.Transmission group then includes electric motor, is subjected to the gear train of electric motor transmission, and this gear train has worm gear, travelling gear and master gear, is positioned at main lock housing and makes gear keep the spring of the state that is meshed, and reaches the pressing plate that restraining spring moves up and down.Wherein, transmission group is subjected to the electric motor transmission and controls the machine driving that open or close lock of rocking arm for just changeing or reversing.It is characterized in that on the main lock housing position of the scope of master gear turn, be provided with a tongue tube, and be provided with magnetic device with respect to the master gear position of tongue tube, when the gear train transmission of transmission group makes master gear to the precalculated position, this magnetic device promptly can act on by magnetic field with tongue tube, thereby makes tongue tube be conducting or off-state are assigned instruction as motherboard foundation.

Further technology contents of the present utility model is: drawer cabinet intelligence is locked in the outside (contactless smart card of swiping the card, as Mifare, EM, the TEMIC radio-frequency card), obtain the radio-frequency card signal by the antennal interface plate, pass through the information of motherboard chip identification card again, judge and output signal sees that by other yuan device powers to electric motor, electric motor rotates, by transmission system rocking arm is rotated then, and then make the side chain bar that is fixed on the drawer cabinet generation displacement that moves up and down, when gear forwards certain position to, the magnetic steel ball and the tongue tube that are contained in gear make the conducting of tongue tube two ends by the magnetic field effect, and the motherboard chip is made instruction by detecting reed switch conduction, and electric motor is stopped operating, finish a unlocking action. in like manner, when swiping the card once more, the electric motor counter-rotating completely shuts action then.

Compared with prior art, the beneficial effects of the utility model are: by outside contact type intelligent card (claiming Mifare, EM, TEMIC radio-frequency card again), through after the checking of read write line, electric motor operation by motherboard instruction transmission group, driving rocking arm by gear train assembly rotates, the locking bar displacement that drawer cabinet is held in control in addition, when master gear is threaded to the precalculated position, tongue tube with the magnetic bodies that driven and fixed bit forms conducting whether state, finish the action of unblanking or shutting, like this, can exempt inconvenience and trouble in the manual operation.

Below in conjunction with the drawings and specific embodiments the utility model is further described.

Description of drawings

Fig. 1 implements illustration three-dimensional decomposition the of the present utility model.

Fig. 2 be last figure in addition to solid decompose and implement illustration.

[primary clustering symbol description]

1 ... main lock housing 2 ... spring 3 ... tongue tube

4 ... pressing plate 5 ... electric motor 6 ... worm gear

7,8,9 ... gear 10 ... master gear 11 ... motherboard

12 ... front shroud 13 ... read head support 14 ... the antennal interface plate

15 ... panel 16 ... rocking arm 17 ... nut

18 ... back shroud 19 ... battery

The specific embodiment

The utility model drawer cabinet intelligence lock, as three-dimensional exploded view: Fig. 1 and Fig. 1 in addition to exploded view diagrammatic sketch 2, basically by main lock housing 1, front and rear cover plate 12,18, the read write line 30 of motherboard 11, rocking arm 16, position front shroud 12, and be positioned at the transmission group 20 of main lock housing 1, and the battery 19 of electric power is provided, wherein, read write line 30 includes read head support 13, antennal interface plate 14, read head panel 15.

Transmission group 20 then includes electric motor 5, is subjected to the gear train of electric motor 5 transmissions, this gear train has worm gear 6, travelling gear 7,8,9 and master gear 10, and be positioned at the spring 2 that main lock housing 1 is meshed the gear maintenance, reach the pressing plate 4 that restraining spring 2 moves up and down.

Wherein, transmission group 20 is subjected to electric motor 5 transmissions and controls the machine driving that open or close lock of rocking arm 16 for just changeing or reversing.

On main lock housing 1 position of the scope of master gear 10 turns, be provided with a tongue tube 3, and be provided with a magnetic part (not shown) with respect to master gear 10 positions of tongue tube 3, when the gear train driving pinion 10 of transmission group 20 during in the precalculated position, this magnetic part promptly can with tongue tube 3 by magnetic field effect, make tongue tube 3 be the conducting shape and provide motherboard 11 to assign the foundation of instruction.

When using, through contactless smart card (as Mifare, EM, the TEMIC radio-frequency card), antennal interface plate 14 by read write line 30 obtains the radio-frequency card signal, after motherboard 11 chip identification are correct, be that output signal instruction electric motor 5 rotates, pass through the worm gear 6 of transmission group 20 then, gear 7,8,9 and master gear 10, control rocking arm 16 rotates, and then the side chain bar that is fixed on the drawer cabinet is moved up and down produce the displacement of unblanking, when master gear 10 forwards certain position to, the magnetic part and the tongue tube 3 that are contained in master gear 10 make tongue tube 3 two ends conductings by the magnetic field effect, receive this information and instruct electric motor 5 to stop operating by motherboard 11, promptly finish a unlocking action. in like manner, when swiping the card once more, electric motor 5 will reverse, and promptly completely shuts action.

In sum, the utility model drawer cabinet intelligence is locked, and is simple to operate, easy-to-use, need change the trouble of lock core when no manual operation and replacing user, and it possesses practical value and economic benefit, therefore proposes patent application in accordance with the law.

Claims

1. drawer cabinet intelligence lock includes main lock housing, front and rear cover plate, motherboard, rocking arm, is positioned at the read write line of front shroud, and is positioned at the transmission group of main lock housing, and provides the battery of electric power, read write line to include read head support, antennal interface plate and read head panel;

Transmission group then includes electric motor, is subjected to the gear train of electric motor transmission, and this gear train has worm gear, travelling gear and master gear, is positioned at main lock housing and makes gear keep the spring of the state that is meshed, and reaches the pressing plate that restraining spring moves up and down;

Wherein, transmission group is subjected to the electric motor transmission and controls the machine driving that open or close lock of rocking arm for just changeing or reversing;

It is characterized in that on the main lock housing position of the scope of master gear turn, be provided with a tongue tube, and be provided with a magnetic part with respect to the master gear position of tongue tube, when the gear train transmission of transmission group makes master gear to the precalculated position, this magnetic part promptly can act on by magnetic field with tongue tube, makes tongue tube be the conducting shape and provides motherboard to assign the foundation of instruction.

2. drawer cabinet according to claim 1 intelligence lock is characterized in that motherboard receives the information that read write line is swiped the card to the outside, through interpretation and the instruction of the electric motor of sening as an envoy to operation.

3. drawer cabinet according to claim 2 intelligence lock is characterized in that swiping the card in the outside and is contactless smart card.