CN101956496A

CN101956496A - Locking mechanism of strongbox

Info

Publication number: CN101956496A
Application number: CN 201010295222
Authority: CN
Inventors: 虞哲君
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-09-27
Filing date: 2010-09-27
Publication date: 2011-01-26
Anticipated expiration: 2030-09-27
Also published as: CN101956496B

Abstract

The invention provides a locking mechanism of a strongbox, comprising a locking plate, a spring, a slide bock, a rotating disc and a motor, wherein the locking plate comprises a locking dog arranged on the front end of the locking plate, the center of the locking dog is hollowed to form a deletion part, and the rear part of the deletion part is provided with a convex positioning part; the slide block is arranged in front of the positioning part and can slide relative to the locking plate; the spring is arranged between the slide block and the deletion part; one side of the rotating disc, which faces the locking plate, is provided with an eccentric column, and a central shaft positioned at the other side of the rotating disc is connected with a power output shaft of the motor; and the motor is connected with a control circuit of the strongbox. The invention can lock the strongbox by matching with a strongbox linkage mechanism; the locking mechanism drives the locking plate through the motor, has stable locking performance and high anti-impact strength; meanwhile, the strength of the spring of a tapered end can be set to be higher, thereby effectively preventing start caused by oscillation and enhancing the safety level; and besides, the motor does not need to work all the time in a complete work process by matching with the control circuit of the strongbox motor, therefore power consumption is lower.

Description

Strongbox locking mechanism

Technical field

The present invention relates to a kind of lockset, particularly, relate to a kind of strongbox and lock mechanism.

Background technology

The strongbox electronic lock is a kind of application novel lockset more and more widely, the electronic lock of seeing in the market, no matter be to adopt interchange or DC operation, this electron-like lock efficient is low, power consumption is high, require the electric power system capacity big, thereby can not matched volume, the microelectronics control circuit that constantly reduces of weight, power supply power consumption, also cause the occasion of or frequent power failure very strict almost can't use in some power supply power consumption requirements; Some electronic lock adopts micro machine to drive, and carries out transmission with gear, tooth bar, and electromechanical structure is complicated, installs, safeguards to possess certain professional skill, and difficulty is bigger; The entire mechanism power consumption is higher.

Existing strongbox electronic lock, for example Chinese patent application number has disclosed a kind of such structure for CN200920306136.X " Safe lock locking mechanism simple in structure ": a kind of lockable mechanism of strongbox simple in structure, has casing, there is chamber door the casing front, there is latch hook the upper end of chamber door, electronic circuit board is arranged in the casing, it is characterized in that having mounting box, lockable mechanism is installed in the mounting box; Described lockable mechanism comprises mechanical locking and manual locking; The machinery locking comprises motor, is fixed on the cam pin rotating disk on the motor shaft, and an end of wire rope is connected on the cam pin rotating disk, and the other end and spacing wire spring join, and the spacing wire spring while links to each other with stopper slot on being arranged on safety lock; Manually locking comprises the mechanical lock that is fixed on the casing, and mechanical lock is provided with the lock hanging plate, and the lock hanging plate links to each other with spacing wire spring.Just there is above-mentioned defective.

In sum, having strongbox locking mechanism now also can be further improved.

Summary of the invention

The problem to be solved in the present invention is: provide a kind of stable performance, strongbox locking mechanism that impact strength is big of locking at the problem of above-mentioned existence.

The technical solution adopted in the present invention is: provide a kind of strongbox to lock mechanism, it is characterized in that, comprise locking plate, spring, slide block, rotating disk and motor; Described locking plate comprises that one is arranged on the dead bolt of its front end, and its center hollows out and form a disappearance portion, and the rear portion of described disappearance portion is provided with the location division of a projection; Described slide block is arranged at before the described location division and described relatively locking plate is slidably; Described spring supports between the antetheca be located at described slide block and described disappearance portion; Described rotating disk is provided with a biasing post towards the card of described locking plate one side, and described biasing post is folded between described disappearance portion's rear wall and the described slide block, and the central axis on the card of described rotating disk opposite side connects the power output shaft of described motor; Described motor connects the control circuit of strongbox.

Further, also comprise shell, described locking plate, spring, slide block, rotating disk and motor all are located in the described shell, and described shell front end is provided with and the corresponding opening of described dead bolt.

Further, also comprise first stopping means and second stopping means that the described locking plate opposite shell of restriction moves, the position that the dead bolt of the corresponding described locking plate of described first stopping means all stretches out, the dead bolt of the corresponding described locking plate of described second stopping means is the position of withdrawal all.

Preferably, described first stopping means be located at the locking plate rear portion with the corresponding snap ring in described shell rear portion.

Preferably, described second stopping means be located at the shell rear portion with the corresponding block in described locking plate rear portion.

Further, level is provided with a reference column on the front inner wall of described disappearance portion, and level is provided with a locating hole on the described slide block antetheca, and described spring one end is set on the described reference column, and the other end supports and is located in the described locating hole.

Further, a side of described dead bolt is an inclined plane shape, and it is one plane that opposite side is.

Further, described locking plate is finished the withdrawal of locking plate and the stroke that stretches out under described motor-driven, in the ending phase that described locking plate stretches out stroke, and described motor input pulse supplemental current.

Compared with prior art, strongbox provided by the invention locking mechanism is a kind of strongbox locking mechanism that can cooperate the strongbox link gear that strongbox is locked; Locking mechanism is by the motor-driven locking plate, and it locks stable performance, and impact strength is big; The tapered end spring strength also can be provided with greatlyyer simultaneously, can effectively prevent the vibration unlatching, improves the safe class of strongbox; In addition, the situation must be in whole stroke all in running order with conventional strongbox locking mechanism is different, and the present invention is by cooperating the strongbox control circuit, and motor does not need all to carry out work in a complete impulse stroke, make power consumption lower.

Description of drawings

By reading the detailed description of non-limiting example being done with reference to the following drawings, it is more obvious that other features, objects and advantages of the present invention will become:

Outside schematic diagram after the strongbox locking mechanism that Fig. 1 shows embodiments of the invention pins.

Outside schematic diagram after the strongbox locking mechanism that Fig. 2 shows embodiments of the invention unblanks.

Fig. 3 shows the three-dimensional cutaway view of Fig. 1.

Fig. 4 shows the front exploded perspective view of Fig. 1.

Fig. 5 shows the back side exploded perspective view of Fig. 1.

Fig. 6 shows the assembled relation schematic diagram of Fig. 1.

The specific embodiment

Embodiment describes in further detail the present invention below in conjunction with accompanying drawing:

Embodiment: to shown in Figure 6, the strongbox locking mechanism in the present embodiment comprises locking plate 1, spring 2, slide block 3, rotating disk 4, motor 5 and shell 6 as Fig. 1.Locking mechanism of the present invention is mainly used in the strongbox, is used for locking parts such as the link gear of strongbox or handle, and matches with the strongbox control circuit, and opens by key or fingerprint acquisition device.When locking mechanism of the present invention is in the lock state, can pin corresponding link gear, make strongbox not to be unlocked; When locking mechanism is in opening, no longer pin corresponding link gear, make that the guarantor user can the opening safety case.

Locking plate 1, spring 2, slide block 3, rotating disk 4 and motor 5 all are located in the shell 6, and the inwall of shell 6 is provided with the mounting groove of the above-mentioned parts of corresponding placement, and preferably, shell 6 is made by alloy material, and are divided into two parts up and down.Shell 6 front ends are provided with the dead bolt 11 corresponding openings with locking plate 1.Shell 6 rear portions be provided with one with the corresponding block 61 in locking plate 1 rear portion, it is second stopping means of dead bolt 11 whole retracted positions of corresponding locking plate 1, when dead bolt 11 all during withdrawal, block 61 can block locking plate 1, it is mobile backward to prevent that locking plate 1 from continuing.

Locking plate 1 preferably adopts the powder casting, and it comprises that a dead bolt 11 that is arranged on front end also can stretch out from the opening of shell 6 front ends.One side of dead bolt 11 is an inclined plane shape, makes by this inclined-plane of extruding dead bolt 11 to pusher; It is one plane that the another side of dead bolt 11 is, thereby utilize this plane can pin corresponding link gear.

Locking plate 1 center hollows out and forms a rectangular substantially disappearance portion 12.The rear portion of disappearance portion 12 is provided with the location division 121 of a projection, and particularly, location division 121 is platforms that a height that is arranged on disappearance portion 12 rears rises, and when slide block 3 relative locking plates move to 121 places, location division backward, just can't continue to move backward.In addition, level is provided with a reference column 122 on the front inner wall of disappearance portion 12, is used for the front end of retainer spring 2.

Locking plate 1 rear portion be provided with one with the corresponding snap ring 13 in shell 6 rear portions, first stopping means of dead bolt 11 whole extended positions of promptly corresponding locking plate 1, when dead bolt 11 all stretched out, snap ring 13 can block shell 6, prevented that locking plate 1 from continuing to move forward.

The shape of slide block 3 and disappearance portion 12 are complementary, its rear lower be provided with one with location division 121 corresponding grooves, and be arranged at before the location division 121, and locking plate 1 is slidably relatively.Level is provided with a locating hole 31 on slide block 3 antethecas, is used for the rear end of retainer spring 2.

Spring 2 supports and is located between the antetheca of slide block 3 and disappearance portion 12, makes slide block 3 be close to the biasing post 41 of location division 121 or rotating disk 4.Particularly, spring 2 one ends are set on the reference column 122, and the other end supports and is located in the locating hole 31.Because the existence of spring 2 under the state that stretches out of dead bolt 11, when pushing the inclined-plane of dead bolt 11, even motor 5 does not change, also can make locking plate 1 push backward and resilience by compression spring 2.Because spring 2 intensity can reach 5 times acceleration of gravity, the vibration that can effectively prevent locking mechanism opens by mistake opens.

Rotating disk 4 is provided with a biasing post 41 towards the card of locking plate 1 one sides, and biasing post 41 is folded between disappearance portion 12 rear walls and the slide block 3, and the central axis on the card of rotating disk 4 opposite sides connects the power output shaft of motor 5.During the motor outputting power, drive rotating disk 4 by power output shaft and be rotated, drive eccentric shaft 41 again and be rotated.

Motor 5 connects the control circuit of strongbox.The instruction of control circuit acceptance of risk case miscellaneous part such as keyhole, code keypad or fingerprint capturer, the control motor is rotated by specific direction of rotation, when for example needing to unblank, motor 5 towards drive locking plate 1 backward travel direction be rotated, when needs locked, motor was rotated towards driving locking plate 1 proal direction; After motor 5 rotations, drive rotating disk 4 and eccentric shaft 41 thereof and be rotated simultaneously; Because eccentric shaft 41 is folded between disappearance portion 12 rear walls and the slide block 3, when eccentric shaft 41 rotations, can drive locking plate 1 and move forwards or backwards, make the dead bolt 11 of locking plate 1 from shell 6, to stretch out or to withdraw, thereby play the effect of locking or release.

Locking mechanism of the present invention can be finished the withdrawal of locking plate 1 and a complete stroke of stretching out under the driving control of motor 5 and circuit thereof.Stretch out the ending phase of stroke at locking plate 1, input pulse supplemental current under the cooperation of motor 5 at its circuit, thereby simplified the testing circuit that puts in place, in 5 seconds time of the withdrawal of locking plate 1 and the whole impulse stroke of stretching out, the circuit of motor 5 was only worked 1.2 seconds, and the motor 5 and the circuit thereof of conventional strongbox locking mechanism must be all in running order in whole stroke, make power consumption of the present invention very low.

Claims

1. a strongbox locking mechanism is characterized in that, comprises locking plate (1), spring (2), slide block (3), rotating disk (4) and motor (5); Described locking plate (1) comprises that one is arranged on the dead bolt (11) of its front end, and its center hollows out and form a disappearance portion (12), and the rear portion of described disappearance portion (12) is provided with the location division (121) of a projection; Described slide block (3) be arranged at described location division (121) before and described relatively locking plate (1) be slidably; Described spring (2) supports and is located between the antetheca of described slide block (3) and described disappearance portion (12); Described rotating disk (4) is provided with a biasing post (41) towards the card of described locking plate (1) one side, described biasing post (41) is folded between described disappearance portion's (12) rear wall and the described slide block (3), and the central axis on the card of described rotating disk (4) opposite side connects the power output shaft of described motor (5); Described motor (5) connects the control circuit of strongbox.

2. strongbox according to claim 1 locks mechanism, it is characterized in that, also comprise shell (6), described locking plate (1), spring (2), slide block (3), rotating disk (4) and motor (5) all are located in the described shell (6), and described shell (6) front end is provided with and the corresponding opening of described dead bolt (11).

3. strongbox according to claim 2 locks mechanism, it is characterized in that, also comprise first stopping means and second stopping means that restriction described locking plate (1) opposite shell (6) moves, the position that the dead bolt (11) of the corresponding described locking plate of described first stopping means (1) all stretches out, the dead bolt (11) of the corresponding described locking plate of described second stopping means (1) is the position of withdrawal all.

4. strongbox according to claim 3 locking mechanism is characterized in that, first stopping means be located at locking plate (1) rear portion with described shell (6) the corresponding snap ring in rear portion (13).

5. strongbox according to claim 3 locking mechanism is characterized in that, second stopping means be located at shell (6) rear portion with described locking plate (1) the corresponding block in rear portion (61).

6. lock mechanism according to claim 1 or 2 or 3 or 4 or 5 described strongboxs, it is characterized in that, level is provided with a reference column (122) on the front inner wall of described disappearance portion (12), level is provided with a locating hole (31) on described slide block (3) antetheca, described spring (2) one ends are set on the described reference column (122), and the other end supports and is located in the described locating hole (31).

7. according to claim 1 or 2 or 3 or 4 or 5 described strongboxs locking mechanism, it is characterized in that a side of described dead bolt (11) is an inclined plane shape, it is one plane that opposite side is.

8. lock mechanism according to claim 1 or 2 or 3 or 4 or 5 described strongboxs, it is characterized in that, described locking plate (1) is finished the withdrawal of locking plate (1) and the stroke that stretches out under described motor (5) drives, in the ending phase that described locking plate (1) stretches out stroke, described motor (5) input pulse supplemental current.