CN1108431C - Mechanical cipher lock - Google Patents

Abstract

The present invention discloses a mechanical cipher lock directly and singly installed on house doors of families or other places. The mechanical cipher lock comprises a lock core, a cipher checking and coordinating mechanism, a mechanical cipher checking lock head, a lock head base, a lock body cover board and a lock casing, wherein the lock core is composed of a cipher checking dial and a lock core sleeve, and the lock core can extend and shrink in the clock core sleeve along the longitudinal direction; the cipher checking and coordinating mechanism composed of a movable plate rotating along with the dial and a fixed plate fixed on a fixed frame of the lock core is fixed on the lock core sleeve; the mechanical cipher checking lock head is composed of an unlocking connecting rod mechanism and can obtain 3200 coded combinations; the lock body cover board is provided with a backup battery bin and a circuit board; the smooth lock casing is provided with a power lamp, a circuit debug lamp and a backup battery low power indicating lamp and has the impact resistance performance and wear resistance performance. The circuit board arranged on the lock body cover board provides a chance for extending functions of anti-prying alarm, door locking prompt, etc. for the present invention. Thus, the present invention effectively solves the problems of poor protection and insufficient utility functions of the traditional mechanical security lock which is generally adopted by families at present.

Description

Mechanical code lock

The present invention relates to a kind of directly independent mechanical code lock of installing on family or other place door that is used for.

At present, in China Liao Nan and some regional families of northeast, generally adopt a kind of machine insurance lock that can directly be arranged separately on the door, this lock is made up of two major parts---tapered end and lock body.Tapered end is inserted in a packing ring, passes screw arm-tie that the door-plate lockhole is installed in the door-plate inboard and penetrates and be strained and fixed after lead screw is screwed; Lock body is contained in the door-plate inboard, by three place's screw on door-plate; When starting lockset, key is inserted lock core hole in the tapered end, just rotatable lock core, by the poke rod of installing on the lock core, the king bolt of stirring straight formula in the lock body reaches the purpose of opening the door, locking a door; Also be provided with manual knob on the shell of lock body, can be at indoor turn king bolt; On the right side of the shell of lock body, be provided with the secondary bolt pull bar of straight formula, can be at indoor pulling, bolt, open door.Though this kind lockset has certain soundness and preventive effect, also have simultaneously the perfect inadequately problem of taking precautions against, the time and lock phenomenon such as steal, prize and steal, neglect locking the door appears being joined.

The purpose of this invention is to provide a kind of mechanical code lock, it can be by the mode of mechanical coding, and other means are improved the problem that traditional mechanical lock exists aspect corresponding.

To achieve these goals, the present invention is provided with machinery to the sign indicating number dial on tapered end.Its internal structure is to have installed a Moving plate, two folded mutually disks that are close together of a quiet dish in tapered end, in the middle of each disk, a circular hole is arranged respectively, this hole size, just pass lock core, inside edge in each dish hole has a recess respectively, and two recesses can be exchanged accordingly by the dial and the lock core that are located on the tapered end, realizes overlapping.At this moment, key is inserted lock core, just can allow to drive dial and tie linkage and make the lock core of longitudinal extension play and begin play, when the shelves handle that is located at the lock core side just in time overlaps with the recess of two disks, lock core just can continue to lock body direction play, up to making the driving lever that links to each other with linkage to the position, stir the king bolt in the lock chamber, just can open the door or the bolt door.Because lock core and linkage take certain space when making longitudinal leap, so, must deepen in the lock chamber, also king bolt bar and secondary tightening latch must be different from the tightening latch of straight formula in the original conventional lock simultaneously, change into the crank throw shape; Be night sign indicating number to be unblanked for convenience again, on the base of tapered end, be provided with illuminating lamp and shift knob, and consider the factor of illuminating effect and anti-rainwater and crashworthiness mill, the tapered end base designs is become stagger shape and slick and sly formula; Simultaneously because the rectification of illuminating lamp palpus transformation, and be used for expanded function needs (be provided with and met that sled is reported to the police, prompting is locked a door, functions such as manual emergency warning, break alarm and low electric power demonstration), on lock cover returning apparatus circuit board and reserve battery storehouse, just often, circuit inserts the alternating current 220V civil power through the direct current 9V power supply of rectification again after the transformation, during power failure, throw people's work by the common 9V battery of ensconcing fully in the battery compartment; In the lock housing surface, also be provided with power supply indicator, circuit debugging lamp, the low electric power indicator lamp of battery, be used for grasping at any time the duty of observing and adjusting circuit.

Mutual corresponding adjustment by the recess position on two disks in the digital calibration on the tapered end and the tapered end, can obtain 3200 coded combinations, that is to say is having under the situation of key, if do not know specified coding, can only obtain 3,002 centesimal chances and open door lock; Simultaneously, because in lock body, be provided with circuit board, also increased the chance of expanded function widely.Therefore, can substantially improve theftproof performance and other utility function of present conventional lock.

Below in conjunction with drawings and embodiments, the present invention is described in further detail.

Fig. 1 is the schematic side elevation that is linked and packed of the specific embodiment of tapered end part among the present invention;

Fig. 2 is the elevation after the enforcement assembling shown in Figure 1;

Fig. 3 is a sectional view shown in Figure 2;

Fig. 4 is a lock cover elevation of installing circuit board among the present invention;

Fig. 5 is the elevation of lock housing external surface among the present invention;

Fig. 6 is the elevation of lock housing inner chamber shown in Figure 5;

Fig. 7 is that the master in the lock body fastens lateral view among the present invention;

Fig. 8 is that the pair in the lock body is fastened lateral view among the present invention.

The each several part accompanying drawing of above-mentioned correspondence is all with 1: 1 scale.

At first, referring to Fig. 1, the tapered end part implementation process of this mechanical code lock is earlier retaining handle 4 be connected slotting 5 and be contained on the lock core 3, after lock core 3 penetrated the lock core cover 2 that is cast as one with interior dial 1 and EXT scale dish 60, the fixed mount 7 that connects fixing usefulness is set on the lock core cover 2, to and coil 60 Moving plates 6 that rotate outer quarter along with interior dial 1 has again determined to be fixed on the lock core cover 2 behind the position of recess, at this moment, quiet dish 8 has been determined folded coming on the Moving plate 6 behind the position of recess, use screw rod 11 (two) to penetrate interior arm-tie 10 again as the usefulness that is strained and fixed, in Moving plate 6 installs to fixed mount 7, pass the both sides of fixed mount 7 spiral shells with screw 9 (two) to quiet dish 8, then, to (cooperate warning function as illuminating high brightness LED 13, also can be used as using of glittering light warning) and illuminated pushbutton switch 12, install to that (tapered end base 15 is metal casting parts on the tapered end base 15, in establish the screw frame of the usefulness of peg button 12 and illuminating lamp 13), pad is gone up felt pad 16 (lock head branch cooperation warning function is made inductor and used) again, by screw 14 (two), pass tapered end base 15, be fixed on the door-plate 17, at this moment, assembled all-in-one-piece lock core 3, lock core cover 2, fixed mount 7, Moving plate 6, quiet dish 8, screw rod 11 and interior arm-tie 10 are all by tapered end base 15, after having determined rigging position, load onto the fixedly outer arm-tie 18 of usefulness in the inboard of door-plate 17, the screw rod 11 (two) that will pass outer arm-tie 18 again puts bakelite 19 and metal plain cushion 20, is fixed on firmly on the door-plate 17 with nut 21 this part with tapered end; Dial 1,60 and fixed mount 7 are states movingly, after nut 21 screws, can only firmly fix tapered end base 15, to the not influence of mobility of dial 1,60; After the part of front is finished, carry out next part, to adjust screw rod 26 usefulness nuts 25 (two) back of the body fixes on the interior cover 24 of locking head connecting rod, thickness difference according to door-plate 17, adjust the flexible length of screw rod 26, being used to prevent connect protective metal shell 22 that when twisting the produce wearing and tearing insulated electro wooden unit 23 (act on identical) of packing into, together install to again and overlap in the connecting rod on 24 then, overlap upper spring 27 and be pressed into connecting rod sleeve 28 with tapered end base felt pad; Before this, the overcoat 28 cover upper springs 29 of connecting rod should be penetrated and be fixed on the lock cover 30, the fixed sleeving 32 that is used for regulation linkage longitudinal leap is connected and fixed with driving lever 33, subsequently with the protective metal shell in the above-mentioned assemble mechanism 22, pass the outer arm-tie 18 that is provided with corresponding hole, interior arm-tie 10, quiet dish 8 and Moving plate 6, aim to connect and insert 5, inserting this connection inserts, again that lock housing 40 and cover plate 30 is firmly fixing with 4 supporting screws simultaneously, at this moment, can insert keyhole in the lock core 3 with key, exchange, exchange interior dial with the tip sign on the lock core 3 with EXT scale dish 60 and the tip sign on the tapered end base 15, when being aligned to fixed coding, lock core 3 can pass Moving plate 6 and Moving plate 8 dead springs 27 and spring 29, makes interior cover 24 of connecting rod and connecting rod sleeve 28 stretch to the lock body direction, reaches the state to the position; By lock core 3 rotations, connect simultaneously and insert cover 24 in 5 drivening rods, the interior cover 24 of connecting rod is drivening rod overcoat 28 again, drives driving lever 33 at last and rotates, and the master who stirs in the lock body fastens 47 (see figure 6)s, door is fastened open or tie down.After the release in this time, can make lock core 3 reset under the acting in conjunction by spring 27 and spring 29 in the position of determining coding.In lock core, reserved the space that circuit board is set, and circuit board 31 usefulness have been fixed on (see figure 4) on the lock cover 30 from merit nail 35 (5), so that install and be connected lead.Electrical part on the tapered end is to penetrate the plastic protective sleeve pipe by soft lead with being connected of circuit board, passes the edge of door-plate lockhole, in the inboard of door-plate, adopts miniature connection clamp to couple together.

What Fig. 2 represented is tapered end base 15 among the present invention, interior dial 1, and EXT scale dish 60, lock core 3, illuminating lamp 13, lighting button 12, the front after implementing assembling is provided with situation and represented slice location; What Fig. 3 represented is to have showed with the form of dissecing to implement the structure of tapered end part and the situation of assembling among the present invention, when checking this figure, can will help to understand content represented among the figure referring to Fig. 1; In Fig. 4, represented the reserve battery storehouse 34 that is provided with in the middle of the present invention, be made of plastic being fixed on the lock cover 30, common 9V battery can be installed, when being used for the civil power interruption, can drop into the electrical part operate as normal of power supply, the performance function to be controlled on the holding circuit plate; Reserve battery is adorned get in, can turn Cang Gai with screwdriver and detain 52 (see figure 6)s, open battery compartment and cover 55 (see figure 6)s, battery is inserted in the battery compartment 34 have chute or wins.

Represented among Fig. 5 that the front of lock body appearance is provided with situation and embodiment among the present invention.Main fasten knob 39, be used for indoor opening and fasten door, this button of turn can be stirred main 47 (see figure 6)s of fastening, and fastens knob 39 rotations during two weeks when main, can make mainly to fasten 48 and be tethered to the position fully; Pair is tied to pull handle 41, be used for the indoor provisional door of opening, fasten, when needing to open the door under the state of fastening door, earlier spur pair to the right and be tied to pull handle 41, then, rotation counterclockwise, at this moment, be fixed on stay hook 57 (see figure 6)s of revolving on the axle and just can fasten the pair that is fixed on the lock housing 40 and fasten frame 56, can freely open the door this moment.On the contrary, in the time of need fastening, the turn pair is tied to pull handle 41 clockwise, and stay hook 57 just can break away from pair and fasten frame 56, makes pair fasten bar 54 under the effect of spring and fastens 49 together with pair and be tethered to the position; In Fig. 5, also represented to be installed in the power supply indicator (green) 36 on the lock housing 40, debugging lamp (Huang) 37, reserve battery hangs down electric power indicator lamp (red) 38, be used for grasping at any time, observe and adjust circuit working state, their concrete installation embodiment is that light emitting diode 46 (see figure 6)s are loaded onto the metallic sheath that has screw, with after the nut 45 (see figure 6)s back of the body is admittedly on lock housing 40, line is received on the insert row of circuit board 31 then; On lock housing 40, also be provided with debugging window and window 42, this window plastic production, pattern such as product marking on the plastic system; Wire sheath 43, as the usefulness of protective sleeve, the wiring that housing is reserved is passed in protection.In Fig. 6, represented set among the present invention mechanical interlock mechanism, its implementation process is, when main fastening 47, mainly fastening 48, when being tethered to the position, interlock armed lever 50 also puts in place, by the pair of its interlocked control fasten 54, pair fastens 49 and also must be tethered to the position, otherwise mainly fasten 47, mainly fasten 48 and can't be tethered to the position, that is to say, when implementing to lock a door always can with main fasten to fasten simultaneously with pair toggle.Like this, can increase the firm intensity of fastening door.In order to cooperate the usefulness of warning function, within lock of the present invention chamber, also be provided with sounding device 58,59, also together be illustrated in the middle of Fig. 6.Because the mechanical realization form in the middle of the present invention has broken through the structural form of conventional lock, increased the mechanism of relative motion, especially the linkage of tapered end part, need travel longitudinally to the lock body direction, therefore, must must corresponding intensification on the basis in traditional locks chamber, also will change simultaneously straight formula lock in traditional lock body fastens and is the crank throw shape, thereby the master of expression fastens 47 respectively in the middle of Fig. 7, Fig. 8, pair is fastened 54 shape, just the embodiment of a kind of necessity among the present invention.

Claims (6)

1, a kind of mechanical code lock, it comprises-individual permulation lock head, a tapered end base, lock cover and be used for fastening a king bolt of door, a pair is fastened and lock housing, it is characterized in that: described permulation lock head, it comprises the machinery that is cast as one to dial in the sign indicating number (1), EXT scale dish (60) and the lock core cover (2) that forms; Wherein, lock core cover (2) is fixed as one with being used for cooperating Moving plate (6) suit of exchanging, encoding, Moving plate (6) be fixed on fixed mount (7) on be used for cooperating the quiet dish (8) exchanging, encode folded be close together and form movingly with fixed mount (7) and quiet dish (8) concern; Cover (24), spring (27) in the connecting rod, connecting rod sleeve (28), spring (29), fixed sleeving (32), dead man (33) they successively suit connect into the linkage that can stretch, rotate, stir cover (24) in the connecting rod by the lock core that penetrates lock core cover (2) (3) connection, by being fixed on the shelves handle and the recess that is arranged on Moving plate (6) and the quiet dish (8) on the lock core (3), having formed collection compiles, sign indicating number is the linkage of one with unpluging, finally stirs locking bolt (47,54) by dead man (33); Described locking bolt (47,54) all is designed to the crank throw shape, and device is at the inner chamber of lock housing (40).

2, mechanical code lock according to claim 1 is characterized in that: described permulation lock head is mounted in and is provided with night to sign indicating number illuminating lamp (13), on the tapered end base (15) of illuminating lamp button (12).

3, mechanical code lock according to claim 2, it is characterized in that: be with install at circuit board (31) lock cover (30) on and install on lock cover (30) to sign indicating number illuminating lamp (13) and illuminating lamp button (12) described night, be used for hiding fully the battery compartment (34) of reserve battery, the control that realizes powering.

4, mechanical code lock according to claim 1 is characterized in that: described locking bolt (47,54) is respectively main and fastens, secondary bolt, and main fasten (47) are provided with interlock armed lever (50) and secondary bolt (54) composition mechanical interlock mechanism.

5, according to claim 2 or 3 described mechanical code locks, it is characterized in that: on the described lock housing (40), power supply indicator (36) is housed, circuit debugging lamp (37), reserve battery hangs down electric power indicator lamp (38).

6, mechanical code lock according to claim 1 is characterized in that: the pull handle (41) that can spur and rotate is housed, to control secondary bolt (54) as fastening, open door on the described lock housing (40).

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