CN2342053Y

CN2342053Y - Gate lock for lock key hole

Info

Publication number: CN2342053Y
Application number: CN 98224561
Authority: CN
Inventors: 张国强
Original assignee: Individual
Current assignee: Individual
Priority date: 1998-07-14
Filing date: 1998-07-14
Publication date: 1999-10-06
Anticipated expiration: 2008-07-14

Abstract

The utility model discloses a gate lock for a lock key hole, which is characterized in that a gate step surface is arranged on a lock shell, and a gate hole is opened on the gate step surface. The lock head hole of a mounting plate corresponds to the gate hole. The gate is fixed to the lower part of a shaft. One end of the gate is a gate plate, and the other end of the gate is a tooth-embedded shaft sleeve 9. The turn knob of the gate is arranged on the upper part of the shaft. A turn knob head is arranged on the turn knob of the gate, and a rocking arm and a tooth-embedded shaft sleeve 10 are arranged on the same rotating shaft line. The utility model can achieve the double operations of the code and the key for the user, and enhances the safety performance of ordinary locks.

Description

The gate lock of lock keyhole

The utility model relates to the technical field of coded lock, specifically a kind of to existing coded lock, install mechanical shutter additional, the keyhole of existing lock is implemented the safety lock of safety measure.

Cylinder lock at present commonly used comprises that pin tumbler lock, pellet shot from a slingshot cabinet lock, pellet shot from a slingshot drawer-lock, dual fail-safe or three insure pin tumbler lockes and the Theft-proof iron door of family expenses, the lock of pick-proof iron gate, all open by the keyhole operation, their keyhole exposes, and key can be lost and stolen, even copied, therefore this lock still exists stolen danger, especially will lose antitheft effect substantially to the robber who uses master key.

The purpose of this utility model is to provide a kind of safety lock that is installed in cylinder lock outside commonly used, and it can make the user realize the dual operation of password and key, has further strengthened the safety of cylinder lock commonly used.

The technical solution of the utility model is achieved in that the gate lock of lock keyhole, it is mainly by gate, the gate knob, password knob or password key, lock housing and installing plate are formed gate and locked shutting, have the tapered end hole on the installing plate, fixedly connected with the bottom of lock housing for one, coded lock is fixed on installing plate or the lock housing, password knob or password key are housed on coded lock, it is characterized in that: lock housing is provided with the gate step surface, on the gate step surface, have the gate hole, tapered end hole on the installing plate is corresponding with the gate hole, gate is packed in the bottom of axle, one end of gate is a flashboard, the other end of gate is a tooth embedding axle sleeve, and the gate knob is contained in the top of axle, the knob head that is provided with on the gate knob; rocking arm and tooth embedding axle sleeve are on same pivot center; be contained in tooth embedding axle sleeve on the gate knob on a top and embed mutually with tooth embedding axle sleeve on the gate that is contained in a bottom and be connected, be provided with the dead bolt pin-and-hole on rocking arm, the dead bolt pin embedding linking mutually of this dead bolt pin-and-hole and coded lock.

The utility model has the advantages that:

1, adopt mechanical shutter to install the technology of coded lock additional, realize " password " controlled sealing spring locks keyhole commonly used, make the user of vast cylinder lock commonly used can overcome former single use key potential keyhole expose stolen danger easily.

2, adopt bolt outside simple and easy supporting installation in the door, the original state of existing cylinder lock commonly used, former function have been kept, " password " of similar Cipher safety door, strongbox and safety cabinet and the protection function of " key " dual operation have been realized, not only improved safety, and purchase Cipher safety door, strongbox and safety cabinet with the whole series and compare economical, especially can with the family expenses Theft-proof iron door or the supporting use of pick-proof iron gate of cylinder lock commonly used, improve safety especially economical and practically.

3, can also with the key formula or the supporting use of button diplodal switch of important department, visual plant, strengthen the security measures of switching manipulation, therefore be a kind of simple in structure, dependable performance, purposes is many, cost is low, price is honest and clean, be fit to produce in batches and the comparatively desirable cipher lock of use.

Fig. 1 is the structural representation of the utility model one embodiment

Fig. 2 is the vertical view of Fig. 1

Fig. 3 is the structural representation of the another embodiment of the utility model

Fig. 4 is that the A-A of Fig. 3 is to cut-away view

The utility model will be further described below in conjunction with drawings and Examples.

The utility model is mainly by gate 40, gate knob 11, password knob 13 or password key 34, lock housing 14 and installing plate 4 are closed composition with gate 40 and existing coded lock 22, on installing plate 4, have tapered end hole 5, fixedly connected in one 12 bottom with lock housing 14, coded lock 22 is fixed on the installing plate 4 or on the lock housing 14, password knob 13 or password key 34 are housed on coded lock 22, it is different from prior art: lock housing 14 is provided with gate step surface 8, have gate hole 7 on gate step surface 8, the tapered end hole 5 on the installing plate 4 is corresponding with gate hole 7.Lock housing 14 is approximately the case of a step of protruding in an embodiment, its low step surface is a gate step surface 8, in the gate hole 7 that has on the gate step surface 8 with tapered end hole 5 coaxial lines of installing plate 4: the password knob base hole and the fixing hole that have gate knob hole, scale knob type mechanical cipher lock 22 on its high step surface; Its bottom is freely opened inner peripheral and is provided with the location lug 17 that matches with installing plate 4, on the lug 17 of location, the screw 15 that matches with sunk screw 16 is arranged, and with this screw location, installing plate is fixed in the bottom of lock housing 14 with sunk screw 16, the used coded lock of the utility model can be scale knob type mechanical code lock, keyswitch type electronic coded lock, key-type mechanical puzzle lock or dial-type coded lock; Gate 40 is assemblys of door-plate and axle sleeve, and this door-plate one end is the flat flashboard of closed 6, and the other end and tooth embedding axle sleeve 9 are solidly fixed; The outline of this flashboard 6 is got circular for basis and tooth embedding axle sleeve 9 external arc connect to form, and this outline round diameter is greater than the aperture in gate hole 7; Tooth embedding axle sleeve 9 is contained in axle 12 bottom, and flashboard 6 is arranged on the inboard of the gate step surface 8 of lock housing 14, and the center of circle of flashboard 6 outline circles is on the circle central axis in gate hole 7, and with gate hole 7 complete closed; Gate knob 11 is knob head 21, rocking arm 20 and the assembly of tooth embedding axle sleeve 10 on same pivot center, the outer end core of its knob head 21 has the former of operation usefulness, the gate knob hole of the step end face of cylindrical and rocking arm 20 and lock housing 14 matches, and seals this hole; Its tooth embedding axle sleeve 10 is contained in the top of axle 12, embeds mutually with the tooth embedding axle sleeve 9 of gate 40 be connected; Dead bolt pin 29 on the dead bolt pin-and-hole 28 of its rocking arm 20 and the slide plate 27 of scale knob type mechanical cipher lock 22 embedding mutually is connected; Slide plate 27 is contained in the slideway base 26, and slideway base 26 is fixed on the installing plate 4; One end of slide plate 27 leans against the positive stop end of slideway base 26, and its other end has convex plug 25, and convex plug 25 stretches out the open end of slideway base 26, and leans against the outer circular edge of coding disk 23; On coding disk 23, have matrix breach 24, password knob 13 and rotation mandrel 19 thereof from outside penetrate inward in the password knob base that is fixed on the lock housing 14, and sealed password knob base hole and fixing hole on the lock housing 14; Three coding disks 23 of mount are on rotation mandrel 19 in lock housing 14, and set corresponding code number: in the assembling, must guarantee that the axis and convex plug 25 center lines of rotation mandrel 19 should intersect vertically, and password knob 13 can drive coding disk 23 and rotate, but slide plate 27 and dead bolt pin 29 must not plaies.

On door 3, be benchmark with the tapered end 2 of using pellet shot from a slingshot cabinet lock 1 always, the through hole that the screw 15 on brill and the installing plate 4 matches; Tapered end 2 is aimed in the tapered end hole 5 of installing plate 4, outwards be connected and fixed in door 3 with bolt 18, finish the sealing of keyhole 30 is installed, use of the present utility model is, during unlatching: press setting code number, operator password knob 13, make positive and negative, normal incidence rotation check mark, then matrix breach 24 center lines on three coding disks 23 all align with convex plug 25 center lines, be that convex plug 25 can embed in the matrix breach 24, the braking of 29 pairs of rocking arms 20 of dead bolt pin and gate knob 11 has just been removed; Keyhole 30 is exposed in operation gate knob 11, gate 40 hole 7 that opens the sluices.

When closing: counter-rotating gate knob 11, the gate 40 closed shutter hole 7 of also reversing, promptly convex plug 25 withdraws from matrix breach 24; Operator password knob 13, dial random number, then matrix breach 24 departs from convex plug 25 on the coding disk 23, and slide plate 27 and dead bolt pin 29 be play no longer again, and gate knob 11 all is braked again with gate 40, finishes the insurance of sealing once more to keyhole 30.

Be to use existing keyswitch type electronic coded lock 35 shown in Fig. 3,4, with pin tumbler lock 36 matching used a kind of embodiment commonly used, its technical scheme and the foregoing description basically identical are no longer carefully stated; Only difference is: open corresponding key hole on the lock housing 14, by password key 34 sealings; Keyswitch type electronic coded lock 35 is fixed on the installing plate 4, it adopts electromagnet 39 and 38 pairs of dead bolt pins of back-moving spring 29 to implement suction type release, finish the withdrawing from or embedding of the dead bolt pin-and-hole 28 of rocking arm 20, come the unlatching of regulating gate knob 11 and gate 40 or close braking; And bolt 18 cores get through the hole draw power lead 31 guide to the door 3 in the connection power supply.The keyhole 30 of pin tumbler lock 36 commonly used is strengthened installing for utilizing its step on step tapered end 37, takes gate hole 7 to be slightly larger than step tapered end 37 head step external diameters; The cylinder external diameter of 5 apertures, tapered end hole and step tapered end 37 matches; The hole 7 that opens the sluices earlier during installation, step tapered end 37 from outside pierce into inward, be stuck on the tapered end hole 5 with its head step, the tapered end fixed head 32, tapered end screw 33 of using its first wife again from 3 li at door towards external fixation.This lock housing 14 is a shrinkage pool step case, and the bottom surface in its concave cone hole is a gate step surface 8.

Claims

1. the gate of lock keyhole is locked, it is mainly by gate, the gate knob, password knob or password key, lock housing and installing plate are formed gate and locked shutting, have the tapered end hole on the installing plate, fixedly connected with the bottom of lock housing for one, coded lock is fixed on installing plate or the lock housing, password knob or password key are housed on coded lock, it is characterized in that: lock housing is provided with the gate step surface, on the gate step surface, have the gate hole, tapered end hole on the installing plate is corresponding with the gate hole, gate is packed in the bottom of axle, one end of gate is a flashboard, the other end of gate is a tooth embedding axle sleeve (9), and the gate knob is contained in the top of axle, the knob head that is provided with on the gate knob; rocking arm and tooth embedding axle sleeve (10) are on same pivot center; be contained in tooth embedding axle sleeve (10) on the gate knob on a top and embed mutually with tooth embedding axle sleeve (9) on the gate that is contained in a bottom and be connected, be provided with the dead bolt pin-and-hole on rocking arm, the dead bolt pin embedding linking mutually of this dead bolt pin-and-hole and coded lock.

2. by the gate lock of the described lock keyhole of claim 1, it is characterized in that: lock housing is approximately a step case that protrudes or is shrinkage pool step case.

3. by the gate lock of the described lock keyhole of claim 1, it is characterized in that: coded lock can be scale knob type mechanical code lock, keyswitch type electronic coded lock, key-type mechanical puzzle lock or dial-type coded lock.