CN201176875Y

CN201176875Y - Intelligent puzzle lock

Info

Publication number: CN201176875Y
Application number: CNU2007200090516U
Authority: CN
Inventors: 王振铎
Original assignee: FUJIAN MINXUN SHANGRUN ELECTRIC TECHNOLOGY Co Ltd
Current assignee: Hao Tai Jieneng electrical equipment (Fujian) Co., Ltd.
Priority date: 2007-12-11
Filing date: 2007-12-11
Publication date: 2009-01-07
Anticipated expiration: 2017-12-11

Abstract

The utility model relates to an intelligent coded lock, which comprises an intelligent lock body, an intelligent key and an electromagnetic lock the action of which is controlled by the intelligent lock body, wherein the intelligent key is provided with a singlechip and a built-in power supply; the singlechip is provided with a data interface for performing data transmission with the intelligent lock body and an external management server; the built-in power supply is connected with a power line which supplies power for the intelligent lock body; and an output end of the power line is butted with a power supply interface of the intelligent lock body. The intelligent coded lock is favorable for guaranteeing normal operation of the device and is convenient for a user to manage and use the electronic coded lock.

Description

Intelligent cipher lock

Technical field:

The utility model relates to a kind of intelligent cipher lock.

Background technology:

Electric power involves the interests of the state and the people, and acts on very great.But the crime of stealing, destroy electric power facility in recent years is very rampant, and national wealth is sustained a great loss, and people's lives are had a strong impact on.How to utilize high-tech means to strengthen the safety of power equipment self, the case that electric power facility was stolen, destroyed in containment takes place, and has become matters vital to national well-being and the people's livelihood.

At present, (for example: power distribution cabinet (case), branch power power distribution cabinet (case) and light distribution cabinet (case) etc.) a door cabinet (case), particularly comprehensive metering cabinet (case) generally adopts the copper lock to open safe guarantee as it to the end-equipment of the electrical distribution system of power system.But copper is locked in its disadvantage is arranged also in the use, cause these cabinets (case) to be easy to be stolen electricity, and even steal, destroy device activity in the cabinet by some lawless persons.The main drawback of copper lock is as follows:

1) level of security is not high: a) lock body itself is dangerous, and the copper lock belongs to general mechanical lock, and the lawless person of skill is generally arranged, and only needs cost just can open in several minutes.If general brass padlock does not then more have safety guarantee, the several seconds just can be finished cabinet door opening action; B) key duplicates easily, and the copper lock key belongs to the curing form, therefore is replicated easily, and some lawless persons duplicate electric cabinet key by some illegal means easily.

2) inconvenient in the use and management: as because the copper lock belongs to mechanical lock, generally to be exactly to open different locks with different keys therefore, to cause power system in management, to need key is numbered the classification registration one by one, and store classifiedly.During use, need the corresponding key of equipment query safeguarded as required again, cause to use and go up trouble, and in case key takes place lose, bring the problem that to change lock ﹠ key again again.

At above problem, some producer or research institution have also proposed the product of magnetic card lock, active electronic lock and so on, this series products can overcome the above problems to a certain extent, but its fatal problem is arranged also, in case outage, then this series products just can't normally use, and the information that starts in the key is to change, and also causes the inconvenience in the use.

Summary of the invention:

In order to address the above problem, main purpose of the present utility model is to provide a kind of intelligent cipher lock, and this intelligent cipher lock helps guaranteeing normally carrying out of equipment work, and makes things convenient for management and the use of user to electronic password lock; Secondary objective of the present utility model is to provide a kind of safety cabinet, and this safety cabinet helps the safe handling of the equipment that guarantees.

The utility model intelligent cipher lock, comprise intelligent lock body, Intelligent key and by the electromagnetic lock of intelligent lock body control action, it is characterized in that: described Intelligent key is provided with a single-chip microcomputer and built-in power, described single-chip microcomputer has the data-interface that carries out transfer of data with intelligent lock body and external management server, described built-in power connects the power line of promising intelligent lock body power supply, and the power supply interface of this power line output and intelligent lock body connects.

The utility model safety cabinet, comprise cabinet, it is characterized in that: the Theft-proof cabinet door of described cabinet is provided with by mechanical key and drives mechanical lock opened, described mechanical lock core end is provided with can be by turning that the lock pin restriction of electromagnetic lock is rotated, the described periphery of turning is distributed with some groups of flexible dead bolts, and the trundle and the kinematic link of turning on perimembranous drive flexible dead bolt work.

Advantage of the present utility model: the one, the power supply of intelligent cipher lock is provided by Intelligent key, even under the situation of civil power outage, this intelligence lock still can operate as normal; The 2nd, Intelligent key of the present utility model is provided with the data-interface that is used for carrying out with the external management server transfer of data, thereby make Intelligent key can carry out the setting of multi-level access rights and time limit access rights according to user's demand, it is safe, convenient to have guaranteed that the electronic lock management is used.

Description of drawings:

Fig. 1 is a logic diagram of circuit of the present utility model;

Fig. 2 is the utility model safety cabinet outward appearance front view;

Fig. 3 is the rear elevation (not containing Theft-proof cabinet door 5) of Fig. 2.

The specific embodiment:

Intelligent cipher lock of the present utility model, comprise intelligent lock body 1, Intelligent key 2 and by the electromagnetic lock 3 of intelligent lock body control action, it is characterized in that: described Intelligent key is provided with a single-chip microcomputer and built-in power, described single-chip microcomputer has the data-interface that carries out transfer of data with intelligent lock body and external management server, described built-in power connects the power line of promising intelligent lock body power supply, and the power supply interface of this power line output and intelligent lock body connects.

The single-chip microcomputer of the utility model Intelligent key can also be to be respectively equipped with and the connect internal interface that carries out exchanges data and carry out the external interface of transfer of data with the external management server of intelligent lock body, and described external interface is USB interface, cable data interface or wireless data transfer module.

In order to help using and strengthen management, above-mentioned single-chip microcomputer is the microprocessor that includes nonvolatile memory, reseting module, indicator lamp, voice warning circuit and real time clock circuit; Above-mentioned intelligent lock body is provided with the microprocessor with embedded non-volatile memory and reseting module.

User's opening and closing cabinet door also connects the operating key that is used for sending the opening and closing signal to single-chip microcomputer on the Intelligent key single-chip microcomputer for convenience.

Safety cabinet of the present utility model, comprise cabinet 4, the Theft-proof cabinet door 5 of described cabinet is provided with by mechanical key and drives mechanical lock opened 6, described mechanical lock core end is provided with and can turns 7 by what lock pin 12 restrictions of electromagnetic lock were rotated, the described periphery of turning is distributed with some groups of flexible dead bolts 8, and the trundle 9 and the kinematic link 10 of turning on perimembranous drive flexible dead bolt 8 work.

Above-mentioned turning is provided with stop breach or the hole that can be blocked by electromagnetic lock pin.

Above-mentioned cabinet is provided with another cabinet door 11 by another mechanical lock 13 controls that is positioned at the security door outside.

The operating principle of the utility model safety cabinet and workflow:

1) passive design

The utility model coded lock adopts external Intelligent key power supply mode to carry out work, still can operate as normal under powering-off state thereby guaranteed.

2) authorization unlocking design

By being provided with the data-interface that is used for carrying out transfer of data with intelligent lock body and external management server, thereby make Intelligent key can carry out the setting of multi-level access rights and time limit access rights according to user's demand, it is safe, convenient to have guaranteed that the electronic lock management is used.

Step 1: authoring system is distributed to the keying material of intelligence lock of this required unlock operation of authority Intelligent key and the time limit information of unblanking.

Step 2: when the authority Intelligent key inserts the intelligence lock, press unlock button.Intelligence is locked at first electrification reset, and will give the authority Intelligent key on the individual-data (for example Equipment Serial Number, affiliated area);

Step 3: the authority Intelligent key receives the coded lock individual-data, and whether the keying material of comparison intelligence lock judges this lock in its scope that can manage, if then the time limit information of unblanking is passed to the intelligence lock; Otherwise give the alarm, give and miscue voice (or other promptings), refusal is unblanked.

Step 4: intelligent interlocking retakes the power to limit the time limit of the Intelligent key information of unblanking, at first verify the legitimacy of its digital signature (DES or other security algorithms), then by whether authenticating the current time in the time limit range of information, if, then carry out unlock operation, at this moment the rotary machine key can be opened the Theft-proof cabinet door; Otherwise return error message and give the authority Intelligent key, provide garbled voice prompting (or other promptings) by the authority Intelligent key.

Step 5: when the authority Intelligent key is pressed operating key, the intelligence lock judges that it is in unlocking condition, then carries out lock operation, and at this moment the rotary machine key can be closed the cabinet door.

3) audit information record design

Equipment need be recorded faithfully its key operation content in operating process, promptly needs to write down whom and when has operated what step, and operating result how.Present key operation has: Default Value, unblank, locking, new key more.

Claims

1, a kind of intelligent cipher lock, comprise intelligent lock body, Intelligent key and by the electromagnetic lock of intelligent lock body control action, it is characterized in that: described Intelligent key is provided with a single-chip microcomputer and built-in power, described single-chip microcomputer has the data-interface that carries out transfer of data with intelligent lock body and external management server, described built-in power connects the power line of promising intelligent lock body power supply, and the power supply interface of this power line output and intelligent lock body connects.

2, intelligent cipher lock according to claim 1, it is characterized in that: the single-chip microcomputer of described Intelligent key is respectively equipped with and the connect internal interface that carries out exchanges data and carry out the external interface of transfer of data with the external management server of intelligent lock body, and described external interface is USB interface, cable data interface or wireless data transfer module.

3, intelligent cipher lock according to claim 1 and 2 is characterized in that: the single-chip microcomputer of described Intelligent key is connected to nonvolatile memory, reseting module, indicator lamp, voice warning circuit and real time clock circuit.

4, intelligent cipher lock according to claim 3 is characterized in that: described intelligent lock body is provided with the microprocessor with embedded non-volatile memory and reseting module.

5, intelligent cipher lock according to claim 4 is characterized in that: also be connected with operating key on the described Intelligent key single-chip microcomputer.