CN2797531Y

CN2797531Y - Protective means for anti-destruction of anti-theft door-lock of safe

Info

Publication number: CN2797531Y
Application number: CN 200520023749
Authority: CN
Inventors: 张连波
Original assignee: Individual
Current assignee: Individual
Priority date: 2005-04-01
Filing date: 2005-04-01
Publication date: 2006-07-19
Anticipated expiration: 2015-04-01

Abstract

The utility model relates to a lock, particularly to an anti-destruction protecting device for an anti-theft door lock of a safe. The utility model comprises a casing which is installed outside a door body, wherein a rotary core disc is arranged in the casing; a key inserting hole which corresponds to a key hole of the lock is respectively arranged in the casing and the core disc; a thrust spring which makes the key inserting holes of the rotary core disc and the casing in interlaced arrangement is arranged between the core disc and the door body; a restoring push rod is arranged on the disc body; the outer edge of the restoring push rod is provided with an upper stopping gap and a low stopping gap; positioning pins which correspond to the stopping gaps are fixed on the door body; an electronic signal receiver for forming an electronic remote controller and a power device controlled by the receiver are installed at the inner side of the door body; the power device is movably matched with locking pins which are installed on the door body, and locking pin holes are arranged in the core disc, and the core disc is added with a hard metal block with a drilling-proof function. The utility model has the functions of preventing a universal key from releasing the spring, and preventing the hole-drilling damage of an electric drill. The utility model also has an anti-devel function, an anti-prizing function, etc., and can be conveniently opened.

Description

The tamper-proof protective device of safety cabinet security door lockset

Technical field:

The utility model relates to lockset, the tamper-proof protective device of particularly a kind of safety cabinet security door lockset.

Background technology:

Though present known safety cabinet has multiple anti theft design, though the security door door-plate is solid firmly, the anti-theft feature deficiency, and all exist lockhole to expose disadvantage easily practical and effective, that electric drill boring destroys by master key.Mechanical code lock is opened inconvenient, forgets Password easily, and button is easily destroyed by other people again.In a word, existing safety cabinet, security door be not really insurance, antitheft in fact, and especially under outside destroy, its insurance, anti-theft feature cannot withstand a single blow especially.

Summary of the invention:

Goal of the invention of the present utility model is intended to solve the existing above-mentioned defective of known technology, and provide a kind of and have that preventing universal key is fitted into a locking spring, anti-electric drill boring destroys, the tamper-proof protective device of safety cabinet security door lockset of function such as anti-bang, pick-proof, unlatching are convenient.

The technical scheme that realizes the foregoing invention purpose is: the tamper-proof protective device of this safety cabinet security door lockset, comprise that there is the protecting sheathing of space an inside of fixing with the cabinet outer side of door, be provided with and be installed in the fixing rotating core dish of core dish axle on the body in the shell, be respectively arranged with the key hole corresponding on this protecting sheathing and the rotating core dish with the lockset keyhole, be provided with the thrust spring that can make its key hole and the dislocation of protecting sheathing key hole between this rotating core dish and the door body, the return push rod that extends to the protecting sheathing outside is housed on its disk body, its outer rim is provided with, the lower dead center breach is fixed with the shop bolt corresponding with this stop breach on the door body; The electronic signal receiver of forming the electronic telecontrol device is equipped with and by the power set of this receiver control in this body inboard, these power set be installed on the body the locking pin movingly, this rotating core dish is provided with the locking pin hole; This rotating core dish itself and protecting sheathing key hole relative position place when locking states add the hard metal piece of anti-drilling function.

Therefore the tamper-proof protective device of this safety cabinet security door lockset according to this case provides because its rotating core dish has the function of covering lockset machinery lockhole, can prevent that master key is practical and effective, and the hard metal piece that other installs additional can prevent effectively that electric drill boring from destroying; Its protecting sheathing can resist bang, prize; Its electronic telecontrol device can conveniently be opened, and has strengthened safety factor again.This device also can be set up the another set of electronic telecontrol unlocking apparatus that is used for energency-unlocking, and can not weaken protective capacities on an existing cover electronic telecontrol unlocking apparatus basis.This apparatus structure is simple, good looking appearance, and easily processing and manufacturing, relative cost is lower, is widely used, and can be assemblied on new safety cabinet, the security door, also can reequip old security door.

Description of drawings:

Fig. 1 is installed in the structural representation of the external side part of door for the utility model.

Fig. 2 is the utility model A-A section left view.

Fig. 3 is the utility model B-B section right view.

Fig. 4 is installed in a structural representation of body inside part for the utility model.

Fig. 5 is electronic telecontrol transmitter of the present utility model or standby electronic telecontrol emitter structures schematic diagram.

The specific embodiment:

Provide a specific embodiment of the present utility model below in conjunction with accompanying drawing.

The tamper-proof protective device of the described safety cabinet security door of present embodiment lockset, by protecting sheathing 2, rotating core dish 3, core dish axle 4, protecting sheathing key hole 5, core dish key hole 6, shop bolt 7, last lower dead center breach 8, hand is pressed power contact switch 9, external power supply jack 10, locking pin hole 11, thrust spring 12, return push rod 13, hard metal piece 14, lever 15, micro machine reducer of turbodrill 16, internal battery group 17, electronic signal receiver 18, energency-unlocking electronic signal receiver 19, locking pin 20 is formed, this protecting sheathing 2 is fixed on a body 1 outside by erection bolt, space in the relative shell is arranged in it, be provided with this rotating core dish 3 in the shell, the core dish axle 4 of this rotating core dish 3 is installed on the body 1, be respectively arranged with the key hole 5 corresponding on this protecting sheathing 2 and the rotating core dish 3 with lockset 21 keyholes, 6, be provided with the thrust spring 12 that its key hole 6 and protecting sheathing key hole 5 are misplaced between this rotating core dish 3 and the door body 1, the return push rod 13 that extends to protecting sheathing 2 outsides is housed on its disk body, its outer rim is provided with lower dead center breach 8, and door is fixed with the shop bolt 7 corresponding with this stop breach 8 on the body 1; The electronic signal receiver of forming the electronic telecontrol device and the power set of being controlled by this receiver are equipped with in this body 1 inboard, these power set and a locking pin 20 are movingly, this locking pin 20 is installed on the body 1 by support and pressure spring, and this rotating core dish 3 is provided with locking pin hole 11; This rotating core dish 3 itself and protecting sheathing key hole 5 relative position places when locking states add the hard metal piece 14 of anti-drilling function.

This electronic telecontrol device in the present embodiment is made of by power contact switch 9, electronic telecontrol transmitter 22, standby electronic telecontrol transmitter 23, internal battery group 17, electronic signal receiver 18, energency-unlocking electronic signal receiver 19 hand, and this protecting sheathing 2 is provided with the external power supply jack 10 that is electrically connected with this energency-unlocking electronic signal receiver 19; These power set are made of micro machine reducer of turbodrill 16 and lever 15, the shift fork of this reducer 16 and said lever 15 movingly, this lever 15 and described locking pin 20 are movingly.This electronic telecontrol transmitter 22, internal battery group 17, electronic signal receiver 18, micro machine reducer of turbodrill 16 and lever 15 are formed the electronic telecontrol unlocking apparatus commonly used of this device; This standby electronic telecontrol transmitter 23, energency-unlocking electronic signal receiver 19 and described micro machine reducer of turbodrill 16, lever 15 and battery backup etc. constitute the urgent electronic telecontrol unlocking apparatus of these devices.

The operating principle of this device is summarized as follows:

When rotating core dish 3 goes to the top dead centre of stop breach 8 clockwise; shop bolt 7 promptly stops the core dish and rotates; locking pin 20 relies on its spring compressing and enters locking pin hole 11, and this moment, core dish key hole 6 staggered with shell key hole 5, covered the purpose that lockhole reaches the protection lockhole.When desire is opened this protective device; earlier by setting about to press power contact switch 9; (hand is for saves energy and false touch electronics remote control transmitter 22 by the purpose of design of power contact switch 9 to connect power supply; cause the unnormal unlocking of protective device); then with electronics remote control transmitter 22 electronic signal receiver 18 emission start signal in cabinet; the relay of electronic signal receiver 18 is connected the micro-motor power supply of micro machine reducer of turbodrill 16; the work of driven by motor reducer of turbodrill; the downward shifting lever 15 of reducer shift fork is outwards extracted locking pin 20; core dish thrust spring 12 promotes rotating core dish 3 and is rotated counterclockwise; unclamp hand by power contact switch 9; when shell key hole 5; when the lockhole of core dish key hole 6 and lockset 21 is relative; core dish shop bolt 7 stops the core dish and rotates at the lower dead center place of stop breach 8; can insert key, open safety cabinet (security door).As when desiring this device of locking, upwards promote core dish return push rod 13 with hand, rotating core dish 3 is turned clockwise, when core dish top dead centre contacts with shop bolt 7, the core dish stops operating, and hear locking pin 20 sound, locking pin 20 enters locking pin hole 11 under its pressure spring effect, promptly install locking.Above-mentioned electronic telecontrol transmitter 22 when this device; when electronic signal receiver 18 breaks down or internal battery group 17 electric weight deficiencies can not be unblanked; then can start the urgent electronic telecontrol unlocking apparatus of this device; be about to energency-unlocking battery backup or 6V dc source and insert external power supply jack 10; by setting about to press power contact switch 9; give energency-unlocking electronic signal receiver 19 with standby electronic telecontrol transmitter 23 emission start signal; the relay of electronic signal receiver 19 is connected power supply; start power set; the downward shifting lever 15 of reducer of turbodrill shift fork; lever 15 is outwards extracted locking pin 20, opens protective device.When this device is in locking states,, can prevent effectively that the electric drill punching from destroying mechanical lock at the hard metal piece 14 of core dish 3 with protecting sheathing key hole 5 relative position places.

Claims

1, the tamper-proof protective device of a kind of safety cabinet security door lockset, comprise that there is the protecting sheathing of space an inside of fixing with the cabinet outer side of door, be provided with and be installed in the fixing rotating core dish of core dish axle on the body in the shell, it is characterized in that being respectively arranged with on this protecting sheathing and the rotating core dish key hole corresponding with the lockset keyhole, be provided with the thrust spring that can make its key hole and the dislocation of protecting sheathing key hole between this rotating core dish and the door body, the return push rod that extends to the protecting sheathing outside is housed on its disk body, its outer rim is provided with, the lower dead center breach is fixed with the shop bolt corresponding with this stop breach on the door body; The electronic signal receiver of forming the electronic telecontrol device is equipped with and by the power set of this receiver control in this body inboard, these power set be installed on the body the locking pin movingly, this rotating core dish is provided with the locking pin hole; This rotating core dish itself and protecting sheathing key hole relative position place when locking states add the hard metal piece of anti-drilling function.

2, the tamper-proof protective device of safety cabinet security door lockset according to claim 1, it is characterized in that this electronic telecontrol device is made of by power contact switch, electronic telecontrol transmitter, standby electronic telecontrol transmitter, internal battery group, electronic signal receiver, energency-unlocking electronic signal receiver hand, this protecting sheathing is provided with the external power supply jack that is electrically connected with this energency-unlocking electronic signal receiver; These power set are made of micro machine reducer of turbodrill and lever, this reducer shift fork and said lever movingly, this lever and said locking pin are movingly.