CN87205815U

CN87205815U - Electronic cipher safe

Info

Publication number: CN87205815U
Application number: CN 87205815
Authority: CN
Inventors: 陈淑靖; 姚爱红; 陈子美; 谢治秀
Original assignee: Individual
Current assignee: Individual
Priority date: 1987-03-31
Filing date: 1987-03-31
Publication date: 1988-04-13

Abstract

The utility model discloses an electronic cipher safe which is provided with an electronic cipher lock as a door locking device. The electronic cipher can be altered optionally. The utility model has 37 hundred million groups of space-time encodes, but only one group is the true cipher to decode and open the door. Once the electronic cipher is falsely released by people, a protection unit immediately executes the countermeasures like alarming, self locking, back locking, etc., and in addition, the electronic cipher safe has the function that the electronic cipher can be divided into a plurality of subgroups. People store a subgroup of electronic cipher in strict secrecy respectively. The door can be decoded and opened only when people present together and use each stored cipher.

Description

Electronic cipher safe

The utility model is a kind of by the electronic password safe of electronic password lock as door lock assembly.

Utilize a door lock assembly, can form and a kind ofly have random replacing electronic cipher and many people and control the open the door electronic password safe of function of cryptogram decoding separately with electronic password lock of functions such as random replacing electronic cipher as safety cabinet.

Existing electronic password safe, the electronic password lock of employing all do not have arbitrarily to change the function of electronic cipher.Yet, after laying the key under the door, all can't arbitrarily change electronic cipher by the safety cabinet of these electronic password locks as door lock assembly.In case electronic cipher is revealed, and has only the method for layout electronic circuit again that adopts, i.e. the method for layout password circuit again just can be guaranteed the safe antitheft performance of safety cabinet.In addition, because electronic password lock can't arbitrarily change electronic cipher, so, safety cabinet does not have yet electronic cipher is divided into some groups, by many people keeping of maintaining secrecy separately, has only many people on the scene jointly, use the password of taking care of separately respectively, could decode and unblank, open the function of safety cabinet cabinet door.

The utility model adopts a kind of according to space-time code principle and improper decoding precautionary measures principle, the two group of ten push-button reset formulas of layout contact changeover switch is in the spatiality and the time series of circuit transfer changing-over line mode, thereby the electronic password lock with two groups of electronic ciphers (the random space of I group password, II group fixed time sequence password) control tapered end that forms is as door lock assembly.Because door lock assembly is a kind of electronic password lock that can arbitrarily change functions such as I group electronic cipher that has, after laying the key under the door, can arbitrarily change the random space of I group password, just close the Over-The-Counter door, arbitrarily press some press buttones and can reach the purpose of changing electronic cipher.In addition, because the electronic password lock that safety cabinet adopts can arbitrarily be changed electronic cipher, as long as many people press press button separately, the random space of I group password obtains accumulation and changes.So safety cabinet also has electronic cipher is divided into some groups, by many people keeping of maintaining secrecy separately, have only many people on the scene jointly, use the password of taking care of separately respectively, could decode and unblank, open the function of safety cabinet cabinet door.

The purpose of this utility model provides a kind of by according to space-time code principle and improper decoding precautionary measures principle, and the two group of ten push-button reset formulas of layout contact changeover switch is in the spatiality and the time serieses of circuit transfer changing-over line mode.Thereby the electronic password lock with two groups of electronic ciphers (the random space of I group password, II group fixed time sequence password) control tapered end that forms number is 85205283 the electronic password lock electronic password safe as door lock assembly by Chinese patent application just.Be characterized in having random replacing electronic cipher and electronic cipher is divided into some groups, maintain secrecy separately by many people and take care of, have only many people on the scene jointly, use the password of taking care of separately respectively, could decode and unblank, open the function of cabinet door.

Cabinet of the present utility model is identical with general all kinds of safety cabinets.Be primarily characterized in that and in the cabinet door interlayer of safety cabinet, be equipped with one according to space-time code principle and improper decoding precautionary measures principle, the two group of ten push-button reset formulas of layout contact changeover switch is in the spatiality and the time series of circuit transfer changing-over line mode, thereby what form has two groups of electronic ciphers (the random space of I group password, II group fixed time sequence password) electronic password lock of control tapered end, just Chinese patent application number is 85205283 electronic password lock.The button of the two group of the push-button reset formula of electronic password lock contact changeover switch exposes the panel of safety cabinet cabinet door by the perforation on the panel of safety cabinet cabinet door, presses for the people.The tapered end of electronic password lock is an electromagnet armature, directly as door lock or as the control pin of door lock assembly.

Below in conjunction with accompanying drawing the utility model is further described.

Fig. 1 is a safety cabinet stereogram of the present utility model.

Fig. 2 is the cut-away view of safety cabinet cabinet door interlayer of the present utility model.

Fig. 3 is a safety cabinet door lock of the present utility model, and promptly Chinese patent application number is the electronic-circuit diagram of 85205283 electronic password lock.

With reference to Fig. 1.Cabinet 1 is made by the pig iron or steel plate, and it is identical with general insurance cabinet shell.Cabinet door 2 is made sandwich-type by two block plates, can be by adorning an electronic password lock in the two block plate interlayers.The cryptographic key of electronic password lock, promptly press button 3.Be equipped with perforation on the panel of cabinet door, the button of press button 3 exposes panel by perforation, the password indicator lamp 4 of electronic password lock.The password selector switch 5 of electronic password lock.The misunderstanding limit switch 6 of electronic password lock.The misunderstanding fuse box 7 of electronic password lock.

With reference to Fig. 2.The panel 8 of cabinet door.The inner panel 9 of cabinet door.Electronic password lock 10.Chinese patent application number is that 85205283 electronic password lock is installed in the interlayer of cabinet door 2 securely.The tapered end 11 of electronic password lock 10 is directly as the tapered end of safety cabinet cabinet door or as the control steel pin of door lock assembly.

With reference to Fig. 3.Chinese patent application number is the electronic-circuit diagram of 85205283 electronic password lock.Cryptographic key is the two group of push-button reset formula contact changeover switch K1-0, i.e. press button among Fig. 13, and it is that a kind of button button that presses still resets, the two group of the push-button reset formula contact changeover switches that switch inner two groups contact.Password indicator lamp D1-0, i.e. password indicator lamp 4 among Fig. 1.Password selector switch KA, i.e. password selector switch 5 among Fig. 1.Misread limit switch KB, i.e. misunderstanding limit switch 6 among Fig. 1.Password indicator light switch KC, electromagnet L, i.e. tapered end among Fig. 2 11.Relay J 1.Constant close contact J1-1, J1-2.Constant open contact J1-3.Combustion silk RD1, RD2-1, RD2-2.

In conjunction with the accompanying drawings, implementation method of the present utility model and using method are elaborated.

On the panel 8 of cabinet door 2, stamp ten perforation, the slightly larger in diameter of perforation is in the button of press button 3.Electronic password lock 10 is installed in securely in the interlayer of cabinet door 2, the button of ten button switch K 1-0 exposes panel 8 by the perforation on the panel 8, presses for the people.Tapered end 11 is that the armature of electromagnet L is a steel pin that circle is long, by the perforation on the door limit, stretches out about 15 millimeters an of limit.A hole is also arranged on the doorframe of cabinet 1, and after door was shut, tapered end 11 just in time inserted on the doorframe in this hole.Password indicator lamp 4, D1-0, password selector switch 5, KA misread limit switch 6, KB, misread fuse box 7, wait all and will expose panel 8 by corresponding perforation on the panel 8 of cabinet door 2, for people's operation.

At closing time, with password place, the space original state of electronic password lock, the initial radix-minus-one complement state in sequential password place is promptly as the residing position of button switch K 1-0 among Fig. 3.2. password selector switch 5, KA place movable contact and fixed contact KA-join, i.e. space password operating position.Close Over-The-Counter door 2, in the hole that tapered end 11 inserts on the doorframe, press some press buttones, changed space password original state, thereby formed many groups of random space passwords.If many people press some press buttones separately, thereby many groups of random space passwords have been formed.This group password just recovers the password of space password original state, as long as press these press buttones again, space password original state can be recovered.When opening the door, press some press buttones of pressing at closing time again, 3. password selector switch 5, KA to movable contact and fixed contact KA-joined, i.e. sequential password operating position.II group fixed time sequence password according to original layout is pressed ten press buttones.The actuating coil energising of electromagnet L, armature is inhaled, and promptly outside the hole that tapered end 11 is extracted out on the doorframe, the cabinet door of safety cabinet is opened.

If close behind the door, press some press buttones, form the random space of I group password.When opening the door, some press buttones of pressing do not conform to the press button that press behind the door the pass, and promptly I group space password is misread, and space password original state is not recovered, and stirs password selector switch 5, and 3. KA joins to movable contact and fixed contact, warning immediately, fuse RD ₁Fusing recovers until space password original state, changes fuse RD ₁, just can separate the sequential password.If the sequential password is misread, promptly do not press ten press buttones according to the sequential password of original layout, report to the police fuse RD immediately ₂-1 fusing until the initial radix-minus-one complement recovering state of sequential password, is stirred and is misread limit switch 6, KB to movable contact and fixed contact and 3. join, and just can separate the sequential password.If the sequential password is misread once more, report to the police fuse RD immediately _2-2Fusing.

If space password original state can't be recovered really, can be according to password indicator lamp D _1-0Proofread.Proofreading method is that ten indicator lamps shown in going up according to the check and correction card are bright, puts out mark checks cipher indicator lamp D _1-0Lamp pearl on the check and correction card is arranged fully and sequential permutations of code correspondence, is arranged in combination type with surperficial indicator lamp 4, and pilot lamp power application indicator light switch KC cuts off and blocks during normal condition.

Claims

1, by the electronic password safe of electronic password lock as door lock assembly, it is characterized in that in the cabinet door interlayer of electronic password safe, being equipped with one according to space-time code principle and improper decoding precautionary measures principle, the two group of ten push-button reset formulas of layout contact changeover switch is in the spatiality and the time series of circuit transfer changing-over line mode, thereby what form has two groups of electronic ciphers (the random space of I group password, II group fixed time sequence password) electronic password lock of control tapered end, promptly Chinese patent application number is 85205283 electronic password lock.

2, by the described electronic password safe of claim 1, it is characterized in that electronic password lock is securely fixed in the interlayer of cabinet door.

3, by claim 1,2 described electronic password safes, the two buttons of organizing the contact changeover switch of push-button reset formula that it is characterized in that electronic password lock expose panel by the perforation on the cabinet door face board, press for the people.

4, by claim 1,2 described electronic password safes, it is characterized in that the tapered end of electronic password lock, i.e. electromagnet armature is directly as door lock or as the control pin of door lock assembly.