CN212782123U - Intelligent detection system for state of Wiegand card reader in access control system - Google Patents
Intelligent detection system for state of Wiegand card reader in access control system Download PDFInfo
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- CN212782123U CN212782123U CN202021948021.3U CN202021948021U CN212782123U CN 212782123 U CN212782123 U CN 212782123U CN 202021948021 U CN202021948021 U CN 202021948021U CN 212782123 U CN212782123 U CN 212782123U
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Abstract
The utility model relates to an access control system technical field just discloses wiegand card reader state intellectual detection system among access control system, including AFS security protection system, card reader, upper computer system, access control ware, alarm system and signal transmitter, the output of card reader is connected with AFS security protection system's input, AFS security protection system's output is connected with access control ware's input, AFS security protection system and upper computer system both way junction. The utility model discloses an when the card reader is in no operating condition, the signal transmitter of card reader inside sends the signal of telecommunication to AFS security protection system with the same time interval, detect the signal of telecommunication through AFS security protection system, and signal transmission access control ware, can confirm the abnormal conditions of circuit through access control ware feedback mechanism, can send out the police dispatch newspaper and light the pilot lamp when the circuit appears unusually, can send out information to the maintenance department, make the maintenance department overhaul whole circuit fast.
Description
Technical Field
The utility model relates to an access control system technical field especially relates to wiegand card reader state intelligent detection system among the access control system.
Background
The card reader is front-end equipment of the access control system and is arranged at a door end. When a card is swiped on the card reader by an employee, the card number is read and uploaded to the upper computer system through two signal lines and a common ground wire in a pulse of a specified format, the upper computer system analyzes the signal after receiving the signal to obtain the card number, and the upper computer system judges and identifies the identity of the employee to determine whether the door can be opened or not.
The intelligent detection system for the state of the Wiegand reader in the access control system on the market at present only transmits card numbers or key passwords for inputting, the card reader can not output any signal pulse, if a line fault, a card reader fault or an access control controller fault occurs, the system can not prompt and alarm for managers in time, and the intelligent detection system for the state of the Wiegand reader in the access control system is provided for solving the provided problems.
SUMMERY OF THE UTILITY MODEL
The purpose of the utility model is to solve the shortcoming that exists among the prior art, if: the card readers on the market at present only transmit card numbers or input key passwords, the card readers cannot output any signal pulse, and if a line fault, a card reader fault or an access controller fault occurs, the system cannot prompt and alarm managers in time to provide the intelligent detection system for the state of the Wiegand card reader in the access control system.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the intelligent state detection system for the Wiegand card reader in the access control system comprises an AFS security system, a card reader, an upper computer system, an access control controller, an alarm system and a signal transmitter, wherein the output end of the card reader is connected with the input end of the AFS security system, the output end of the AFS security system is connected with the input end of the access control controller, the AFS security system is in two-way connection with the upper computer system, the output end of the AFS security system is connected with the input end of the alarm system, and the output end of the signal transmitter is connected with the input end of the AFS security system.
Preferably, the AFS security system comprises a signal input module, a signal analysis module, a signal processing module and a signal output module, wherein the output end of the signal input module is connected with the input end of the signal analysis module, the output end of the signal analysis module is connected with the input end of the signal processing module, and the output end of the signal processing module is connected with the input end of the signal output module.
Preferably, the card reader comprises an information reading module, an information storage module and an information output module, wherein the output end of the information reading module is connected with the input end of the information storage module, and the output end of the information storage module is connected with the input end of the signal transmission module.
Preferably, the alarm system comprises an indicator light and a buzzer, the input end of the indicator light is connected with the output end of the signal output module, and the output end of the indicator light is connected with the input end of the buzzer.
Preferably, the entrance guard controller comprises an information receiving module, an information execution module and an information feedback module, wherein the output end of the information receiving module is connected with the input end of the information execution module, and the output end of the information execution module is connected with the input end of the information feedback module.
Preferably, the signal transmitter is installed inside the card reader, and the signal transmitter is connected with an output circuit of the card reader.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the utility model discloses an information reading module in the card reader can read and save the information of IC-card to carry the information of storage inside the AFS security protection system through the wire, can carry out analysis and processing to the information of IC-card through the AFS security protection system, AFS security protection system is with the information transmission to the host computer system after handling, judge the information of IC-card and feed back the information to AFS security protection system through the host computer, can open the door or close through access control ware.
(2) The utility model discloses an when the card reader is in no operating condition, the inside signal transmitter of card reader sends the signal of telecommunication to AFS security protection system with the same time interval, detect the signal of telecommunication through AFS security protection system, and signal transmission carries access control ware, the abnormal conditions of circuit can be confirmed to the feedback mechanism through access control ware, can send out the police dispatch newspaper and light the pilot lamp when the circuit appears unusually, can be to maintenance department's message, make maintenance department can overhaul whole circuit fast.
Drawings
FIG. 1 is a system flow diagram of the present invention;
fig. 2 is a circuit signal flow chart of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1-2, the intelligent detection system for the state of the wiegand reader in the access control system comprises an AFS security system, a card reader, an upper computer system, an access control controller, an alarm system and a signal transmitter, wherein the output end of the card reader is connected with the input end of the AFS security system, the output end of the AFS security system is connected with the input end of the access control controller, the AFS security system is bidirectionally connected with the upper computer system, the output end of the AFS security system is connected with the input end of the alarm system, and the output end of the signal transmitter is connected with the input end of the AFS security system.
The AFS security system comprises a signal input module, a signal analysis module, a signal processing module and a signal output module, wherein the output end of the signal input module is connected with the input end of the signal analysis module, the output end of the signal analysis module is connected with the input end of the signal processing module, and the output end of the signal processing module is connected with the input end of the signal output module.
The card reader comprises an information reading module, an information storage module and an information output module, wherein the output end of the information reading module is connected with the input end of the information storage module, and the output end of the information storage module is connected with the input end of the signal transmission module.
The alarm system comprises an indicator light and a buzzer, wherein the input end of the indicator light is connected with the output end of the signal output module, and the output end of the indicator light is connected with the input end of the buzzer.
The entrance guard controller comprises an information receiving module, an information execution module and an information feedback module, wherein the output end of the information receiving module is connected with the input end of the information execution module, and the output end of the information execution module is connected with the input end of the information feedback module.
The signal emitter is arranged in the card reader and connected with an output circuit of the card reader.
In order to achieve the purpose of the invention, the utility model adopts the following technical scheme:
and the card reader state detection comprises a card reader, an access controller and an AFS security system. The intelligent detection system of the state of the Wiegand card reader in the access control system is connected with the access control controller by 2 signal wires and one common ground wire; the access controller is connected with the AFS security platform through a network.
Usually, the card number format output by the intelligent detection system for the state of the Wiegand reader in the access control system is 26 bits, 34 bits, 40 bits and the like, and the password output format is 4 bits or 8 bits. A logic function is added in an embedded program in the card reader, when no one swipes a card, a 16-bit signal is actively sent every 2 seconds, and the rear 8-bit signal and the front 8-bit signal are negated according to bits and used as check signals for checking whether the signals are correct or not.
Of the 8-bit signal, the signal,
D1D0 is equal to 1 to indicate that the anti-prying switch is normal, and D1D0 is equal to 2 to indicate that the anti-prying switch acts;
D3D2 ═ 1 indicates that no input is input to the reader switching value input DI1, and D3D2 ═ 2 indicates that input is input to DI 1;
D5D4 ═ 1 indicates that no input is input to the card reader switching value input DI2, and D5D4 ═ 2 indicates that input is input to DI 2;
D7D6 ═ 1 indicates that no input is input to the card reader switching value input DI3, D7D6 ═ 2 indicates that input is input to DI3
The entrance guard controller receives the signal, considers that the card reader is on-line, judges whether the card is prying-resistant or not according to the received data, judges whether DI input exists or not and transmits the DI input to the AFS system for alarming or linkage processing. If the access controller cannot receive the signal for more than 5 seconds, the access controller is considered to be in fault or off-line, the access controller transmits the state to an AFS security platform, and therefore the state can be displayed on software to give an alarm or prompt.
In the utility model, when the user uses the device, the IC card is pasted on the card reader, the information of the IC card is read and stored by the information reading module in the card reader, the read information can be transmitted to the signal input module of the AFS security system by the information transmission module, the information of the IC card is inputted to the signal analysis module by the signal input module for analysis, the information is processed by the signal processing module, the information of the IC card is transmitted to the upper computer system by the signal output module for comparison, the compared information is fed back to the AFS security system by the upper computer system, then the information is transmitted to the access controller by the AFS security system, the automatic door can be opened by the access controller, when the card reader is in a non-working state, the signal transmitter in the card reader sends a pulse signal to the AFS security system at the same time interval, the state of the AFS security system judging circuit can be made to be in a fault state when the AFS security system cannot receive a pulse signal sent by the signal transmitter for a long time, the AFS security system judging circuit outputs a signal to the alarm system through the information output module, an indicator lamp and a buzzer in the alarm system are enabled to be started simultaneously, the state of the circuit can be alarmed, and therefore maintenance personnel can maintain the circuit in time.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Claims (6)
1. The intelligent detection system for the state of the Wiegand reader in the access control system comprises an AFS security system, a card reader, an upper computer system, an access control controller, an alarm system and a signal transmitter and is characterized in that the output end of the card reader is connected with the input end of the AFS security system, the output end of the AFS security system is connected with the input end of the access control controller, the AFS security system is in two-way connection with the upper computer system, the output end of the AFS security system is connected with the input end of the alarm system, and the output end of the signal transmitter is connected with the input end of the AFS security system.
2. The intelligent state detection system for the Wiegand reader in the access control system according to claim 1, characterized in that the AFS security system comprises a signal input module, a signal analysis module, a signal processing module and a signal output module, wherein an output end of the signal input module is connected with an input end of the signal analysis module, an output end of the signal analysis module is connected with an input end of the signal processing module, and an output end of the signal processing module is connected with an input end of the signal output module.
3. The intelligent state detection system for the Wiegand reader in the access control system according to claim 1, characterized in that the reader comprises an information reading module, an information storage module and an information output module, wherein the output end of the information reading module is connected with the input end of the information storage module, and the output end of the information storage module is connected with the input end of the signal transmission module.
4. The intelligent state detection system for the Wiegand card reader in the access control system according to claim 2, characterized in that the alarm system comprises an indicator light and a buzzer, wherein the input end of the indicator light is connected with the output end of the signal output module, and the output end of the indicator light is connected with the input end of the buzzer.
5. The intelligent state detection system for the Wiegand card reader in the access control system according to claim 1, characterized in that the access control device comprises an information receiving module, an information executing module and an information feedback module, wherein the output end of the information receiving module is connected with the input end of the information executing module, and the output end of the information executing module is connected with the input end of the information feedback module.
6. The intelligent state detection system for the Wiegand reader in the access control system according to claim 1, characterized in that the signal emitter is installed inside the reader, and the signal emitter is connected with an output circuit of the reader.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115754526A (en) * | 2022-11-11 | 2023-03-07 | 深圳市亲邻科技有限公司 | Remote detection method, system and device for entrance guard fault and storage medium |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115754526A (en) * | 2022-11-11 | 2023-03-07 | 深圳市亲邻科技有限公司 | Remote detection method, system and device for entrance guard fault and storage medium |
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