Anti-theft device for key cabinet lock position and safety management system thereof

• Main Authors: WANG YU, ZHONG HAN, LIANG GUIGANG
• Format: Patent
• Language: Chinese; English
• Published: 22.01.2021
• Subjects: ALARM SYSTEMS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDEDFOR ELSEWHERE; CHECKING-DEVICES; ELECTRIC COMMUNICATION TECHNIQUE; ELECTRICITY; GENERATING RANDOM NUMBERS; ORDER TELEGRAPHS; PHYSICS; PICTORIAL COMMUNICATION, e.g. TELEVISION; REGISTERING OR INDICATING THE WORKING OF MACHINES; SIGNALLING; SIGNALLING OR CALLING SYSTEMS; TIME OR ATTENDANCE REGISTERS; TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHICCOMMUNICATION; VOTING OR LOTTERY APPARATUS

An anti-theft device for a key cabinet lock position disclosed in the invention comprises a platform, a clamping sleeve, an ID card assembly, a telescopic cylinder, a lock column and a photoelectric sensor. The photoelectric sensor is fixedly arranged on the platform and is close to the side surface of the clamping sleeve, and a sensing surface is arranged on the side, facing the side surface of the clamping sleeve, of the photoelectric sensor and is aligned with an ID chip. A weighing sensor and a pressing plate are included. The weighing sensor is fixedly installed below the platform and located under the clamping sleeve, the pressing plate is connected to the weighing sensor, the pressing plate is embedded in the bottom of the clamping sleeve and the surface of the platform in an up-down moving mode, and a plug-in card is stably placed on the upper surface of the pressing plate. According to the safety management system, after an appointment person registers and enters a warehouse and before a key is inser