CN2236526Y - Dial digit door lock - Google Patents

Abstract

The utility model discloses a lock body provided with six numeric dial plates respectively provided with a cam on an axis. The axial position of the cam is set, and the radial position is determined according to selected numbers on the dial plates, and then the position of a lock hole on a lock plate is determined. Positions parallel to the axial leads of the dial plates and corresponding to pin holes are respectively provided with pin lock seats in which pins are inserted in the pin holes and hold the cams. When cam points aim at the pins, a handle is rotated to drive gears and racks linked with the lock plate, a connecting rod and a latch bolt, and finally the latch bolt is disengaged from a lock ear to open a door. The utility model with high security degree is a lock for getting rid of unlocking with a key in modern life.

Description

Dial-type coordination digital door lock

The utility model relates to a kind of dial-type coordination digital door lock, belong to the lockset branch field of fixed buildings portion.

Common door lock has cylinder lock, latch lock in the prior art background, and various safety locks, protect alert lock etc. and all do not break away from the characteristics of utilizing key unlocking, the magnetic card of latest development is unblanked, also be to need with magnetic card as the instrument of unblanking, another part dial type combination lock is because of its safe and reliable problem, structure problem, the application scenario is very limited, the common chain lock of using Regular Bicycle etc.

The purpose of this utility model is to overcome the deficiencies in the prior art, proposes a kind of fool proof reliable dial-type coordination digital door lock without key.

Main contents of the present utility model are to be provided with six digital dials on lock body, can be set at two rows, dial is fixed on the dial axle, axle is provided with cam, cam is set on axial position, the position of corresponding cam is the pin-and-hole of going up on the lower locking plate, pin-and-hole on the last lower locking plate is established six rows, ten pin-and-holes of every row, the line of every row's pin-and-hole is parallel dial axial line respectively, and the spacing of pin-and-hole is identical, pin lock one of a row respectively is set on the pin-and-hole, in the pin lock pin is housed, it is interior under the pressure of spring that spring and plug screw, pin are inserted in pin-and-hole, pin up and down has certain elastic force, when the spur of six cams is aimed at six pins respectively, under the effect of door handle, drive two gears up and down, gear drives tooth bar up and down again, tooth bar and last lower locking plate and dead bolt are that one makes the three do translational motion simultaneously up and down, and this moment, dead bolt was progressively thrown off the lock ear, and door is promptly opened.

The utlity model has fabulous safety, use quite reliable, cooperate with last six cams of six roots of sensation dial axle according to six row's pin-and-holes, can form from 000000 to 999,999 1 hundred ten thousand numeral, the user can oneself needs set six bit digital, the normal with good grounds birthday, promptly form 811218 as 1981.12.18, on the position of setting cam on the six roots of sensation axle and pin-and-hole, set the position of pin lock in correspondence, can also carry out conversion as required at any time, thus its security reliability reach 1,000,000/.In lock, the contact warning device be can also set, national security, the demanding occasion of secrecy are used to relate to.The utility model not only is used for door lock, also can be widely used in fields such as desk, bookcase, safety cabinet.

Below in conjunction with accompanying drawing feature of the present utility model is described in detail:

Fig. 1 dial-type coordination numeral door latch structure schematic diagram;

Fig. 2 has the partial schematic diagram of the jam plate of part pin-and-hole;

The cam structure schematic diagram of Fig. 3 number lock;

Fig. 4 dial-type coordination digital door lock operating position schematic diagram.

As Fig. 1, Fig. 2, Fig. 3, shown in Figure 4, the utility model mainly comprises; Guide holder (2), jam plate (3), tooth bar (4), gear (5), cam (6), dial axle (7), digital dial (8), connecting rod (9), dead bolt (10), pin-and-hole (11) pin (12), spring (13), plug screw (14), pin lock (15), lock body (16), handle (17), lock cover (18) in lock ear (1), the lock, concrete structure is; On lock body (16), be provided with six digital dials (8), digital dial (8) can be set two rows, device is fixed on the outside one end on the six roots of sensation dial axle (7), its scale 0～9 is uniform along 360 ° of digital dial (8) circumference, dial axle (7) is provided with cam (6), the axial location of cam (6) and location are diametrically determined according to the selected corresponding digital position of user, jam plate (3) is located at respectively according to two rows digital dial (8) upper and lower surface of setting, on jam plate (3), establish the pin-and-hole (11) that six rows are parallel to dial axle (7) axial line respectively, ten pin-and-holes of every row (11), pitch-row equalization on pin-and-hole (11) line, the position of pin-and-hole (11) is determined by the position of corresponding cam (6), the line of parallel six row's pin-and-holes (11) is established six row's pin locks (15), and be fixed on the lock body (16), pin (12) is established in the position of corresponding cam (6) and pin-and-hole (11) in pin lock (15), spring (13), plug screw (14), one end of pin (12) is by pin-and-hole (11), the other end is under the pressure of spring (13), pin (12) is pushed up cam (6), plug screw (14) pressing spring (13) also is fixed on the pin lock (15), handle (17) is set on the lock body (16), lock cover (18) is established in lock body (16) outside, on handle (17) axle gear (5) is set, it meshes another gear (5), and drive two tooth bars up and down (4) that are connected with two jam plates (3) up and down respectively, the unidirectional translation of tooth bar (4) drives and connects the connecting rod (9) of two tooth bars (4) up and down, further drive the dead bolt (10) that is connected on the connecting rod (9) and break away from the lock ear (1) that is installed on the doorframe (20), dead bolt (10) point falls back in the interior guide holder (2) of lock, and door this moment (19) can be opened.

Claims (2)

1, a kind of dial-type coordination digital door lock, by lock ear (1), guide holder (2) in the lock, connecting rod (9), dead bolt (10), lock body (16), handle (17), lock cover (18), of the present utility model being characterised in that is provided with six digital dials (8) on lock body (16), digital dial (8) can be set two rows, be installed on the outside one end on the six roots of sensation dial axle (7) respectively, scale 0～9 is uniform along 360 ° of digital dial (8) circumference, cam (6) is arranged on the dial axle (7), its axial location and radial location are set, jam plate (3) is located at the upper and lower surface of digital dial (8) respectively, on jam plate (3), establish the pin-and-hole (11) that six rows are parallel to dial axle (7) axial line respectively, ten pin-and-holes of every row (11), the position of pin-and-hole (11) is determined by the position of corresponding cam (6), the line of parallel six row's pin-and-holes (11) sets up six row's pin locks (15) separately, and be fixed on the lock body (16), pin (12) is established in the position of corresponding cam (6) and pin-and-hole (11) in pin lock (15), spring (13) and plug screw (14), one end of pin (12) is by pin-and-hole (11), the other end is under the pressure of spring (13), pin (12) is pushed up cam (6), and plug screw (14) pressing spring (13) also is fixed on the pin lock (15), on handle (17) axle gear (5) is set, mesh another gear (5) simultaneously, and drive two tooth bars (4) that are connected with two jam plates (3) up and down respectively, and two tooth bars (4) are by connecting rod (9) connection, and dead bolt also is connected on the connecting rod (9).

2, dial-type coordination digital door lock according to claim 1, its feature are that also the axial location of cam (6) and radial location determine according to the digital position on the selected digital dial (8) of user.

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