Intelligent equipment for student management

Abstract

The utility model discloses intelligent equipment for student management. The intelligent equipment comprises a control module, and an infrared sensor, a face recognition module, a driving module, a first display module, a second display module, a storage module, a clock module, an illumination sensor, a light supplementing module, an operation module and a communication module which are electrically connected with the control module. The system has the advantages that student identity information corresponding to each class hour is input into the storage module, when students enter a classroom in class, the face recognition module generates identity information according to obtained face images, the control module matches the generated identity information with data stored in the storage module, and the student identity information is stored in the storage module. If matching succeeds, a control signal is sent to the driving module to drive the blocking mechanism to be opened to release the student, so that the phenomenon that the student is helped to answer is effectively avoided, and the trouble of carrying an attendance table traditionally is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of student management, in particular to an intelligent device for student management. Background Art

[0002] In the field of education, student management is an indispensable part. However, in the student management of colleges and universities, the most troublesome thing for schools is the attendance rate of students. With the reduction of university courses, most students will be absent from class, which seriously affects the learning atmosphere of the school.

[0003] The prior art has the following defects or problems:

[0004] 1. In existing college courses, teachers are usually required to take attendance and call the roll. However, due to the large number of students in the class, calling the roll is time-consuming, and there are cases where other students help answer the questions when checking randomly;

[0005] 2. Currently, some colleges and universities use online sign-in to record attendance. However, online sign-in is prone to loopholes such as remote sign-in via mobile phone when the person is not present, and it cannot prevent absenteeism.

[0006] With the continuous development of science and technology, various intelligent devices have been widely used in various fields. Therefore, there is a need for an intelligent device for student management to solve the problem of absorbing existing technology and improve the efficiency of school education management. Summary of the invention

[0007] In view of the deficiencies in the prior art, the purpose of the utility model is to provide an intelligent device for student management, which can identify and match students entering the classroom according to stored identity information, realize sign-in and effectively avoid helping to answer, so as to solve the problems raised in the background technology.

[0008] In order to achieve the above purpose, the technical solution adopted by the utility model is as follows:

[0009] A smart device for student management, the key of which is: comprising a control module and an infrared sensor electrically connected to the control module, a face recognition module, a drive module, a first display module, a second display module, and a storage module, wherein:

[0010] The infrared sensor is arranged at the door of the classroom and is used to send a wake-up signal when a human body is detected;

[0011] The face recognition module is arranged at the door of the classroom, and responds to the wake-up signal to obtain the face image of the student to enter the classroom, and generates corresponding identity information according to the face image;

[0012] The control module is arranged at the podium in the classroom and is used to match the acquired identity information;

[0013] The driving module is arranged at the door of the classroom, and is used to generate a driving signal according to the control signal of the control module to drive the blocking mechanism at the door of the classroom to perform a preset action;

[0014] The first display module is provided at the podium in the classroom and is used to display the generated identity information and information matching results;

[0015] The second display module is provided at the entrance of the classroom and is used to display the generated identity information and information matching results;

[0016] The storage module is provided together with the control module and is used to store the identity information of the students.

[0017] Furthermore, the infrared sensor, face recognition module and second display module are integrally arranged on a shell fixed beside the classroom door, wherein the infrared sensor is arranged on the top of the shell, the face recognition module is arranged in the upper middle part of the shell, and the second display module is arranged in the lower part of the shell.

[0018] Furthermore, a light sensor and a fill light module are also arranged on the housing, and the light sensor and the compensation module are electrically connected to the control module.

[0019] Furthermore, the light sensor is arranged on the left side of the face recognition module, and the compensation module is circumferentially arranged around the face recognition module.

[0020] Furthermore, the smart device also includes a clock module, which is used for timing.

[0021] Furthermore, the smart device also includes an operation module electrically connected to the control module. The operation module is arranged at a podium in the classroom and is used for the teacher to input control instructions to the control module.

[0022] Furthermore, the intelligent device also includes a communication module, which is used to achieve communication interconnection between the control module and the host computer.

[0023] Furthermore, the driving module includes a transistor Q1, a transistor Q2 and a relay K1, the base of the transistor Q1 is connected to the signal output end of the control module, the collector of the transistor Q1 is connected to a DC power supply, the emitter of the transistor Q1 is connected to the base of the transistor Q2 via a resistor R3, the collector of the transistor Q2 is connected in series with the coil winding of the relay K1 and the resistor R4 and then connected to the DC power supply, the switch part of the relay K1 is connected to the power circuit of the blocking mechanism, and the emitter of the transistor Q2 is grounded.

[0024] Furthermore, the base of the transistor Q1 is also grounded via a resistor R1, the emitter of the transistor Q1 is also grounded via a resistor R2, the resistor R3 and the common terminal of the base of the transistor Q2 are grounded via a capacitor C2, the resistor R4 and the common terminal of the coil winding of the relay K1 are grounded via a capacitor C1, and a voltage stabilizing diode D1 is also reversely connected at both ends of the coil winding of the relay K1.

[0025] Furthermore, the control module adopts an stm32 single-chip microcomputer or a 51 single-chip microcomputer, the infrared sensor adopts an HC-SR501 human infrared sensor, and the face recognition module adopts a FAM520 facial recognition module.

[0026] The remarkable effects of the utility model are:

[0027] 1. First, enter the student identity information corresponding to each class into the storage module. When the student enters the classroom, the face recognition module generates identity information from the acquired face image. The control module matches the generated identity information with the data stored in the storage module. If the match is successful, a control signal is sent to the drive module to drive the blocking mechanism to open and release the student, thereby effectively avoiding the phenomenon of helping to answer and avoiding the trouble of carrying the traditional attendance sheet.

[0028] 2. The infrared sensor is used to perform human body sensing and recognition on the students entering the classroom to generate a wake-up signal. The face recognition module will collect and recognize the student's face image only after being awakened by the wake-up signal, thereby saving the power consumed by the equipment.

[0029] 3. The light intensity at the classroom door is detected by the light sensor, and the fill light module is used to fill in the light when the light intensity is lower than the threshold, thereby avoiding the situation where face recognition cannot be performed normally due to insufficient light in rainy weather or at night. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] Figure 1 It is a principle block diagram of the utility model;

[0031] Figure 2 It is a structural schematic diagram of the outdoor part of the utility model;

[0032] Figure 3 This is the circuit schematic diagram of the driver module. DETAILED DESCRIPTION

[0033] The specific implementation manner and working principle of the utility model are further described in detail below with reference to the accompanying drawings.

[0034] like Figure 1 and Figure 2As shown, a smart device for student management includes a control module and an infrared sensor 3 electrically connected to the control module, a face recognition module 4, a drive module, a first display module, a second display module 6, a storage module, a clock module, a light sensor 7, a fill light module 8, an operation module, and a communication module, wherein:

[0035] The infrared sensor 3 is arranged at the classroom door 1 and is used to send a wake-up signal when a human body is detected;

[0036] The face recognition module 4 is disposed at the classroom door 1, and responds to the wake-up signal to obtain the face image of the student to enter the classroom, and generates corresponding identity information according to the face image;

[0037] The control module is arranged at the podium in the classroom and is used to match the acquired identity information;

[0038] The driving module is arranged at the classroom door 1, and is used to generate a driving signal according to the control signal of the control module to drive the blocking mechanism 5 at the classroom door 1 to perform a preset action, such as opening the door to let people pass if the control module matches successfully, and not opening the door to let people pass if the match fails;

[0039] The first display module is provided at the podium in the classroom and is used to display the identity information generated by the face recognition module 4 and the information matching result of the control module;

[0040] The second display module 6 is provided at the classroom door 1 and is used to display the generated identity information and information matching results;

[0041] The storage module is provided together with the control module and is used to store the identity information of the students;

[0042] The light sensor 7 is arranged at the classroom door 1, and is used to detect the light intensity coming out of the classroom door 1;

[0043] The fill light module 8 is arranged at the classroom door 1, and is used to fill light according to the signal of the control module when the control module determines that the light intensity detected by the illumination module is lower than the preset threshold;

[0044] The clock module is integrated with the control module and is used for timing, so that the control module can automatically call the corresponding student identity information data according to different class hours;

[0045] The operation module is integrated with the control module and is arranged at the podium in the classroom, and is used by the teacher to input control instructions to the control module, such as when the teacher needs to go to the toilet during class and needs to open the blocking mechanism 5;

[0046] The communication module is integrated with the control module to realize communication and interconnection between the control module and the host computer, so as to obtain the student identity information data corresponding to the classroom in each class period.

[0047] It can be seen that the device consists of an indoor part located in the classroom and an outdoor part at the door outside the classroom. Specifically, the indoor part includes a control module, a first display module, a storage module, a clock module, an operation module, and a communication module; the outdoor part includes an infrared sensor 3, a face recognition module 4, a drive module, a second display module 6, a light sensor 7, a fill light module 8 and a blocking mechanism 5.

[0048] In this example, please refer to the attached Figure 2 A shell 2 is arranged on the left side of the classroom door 1, the infrared sensor 3 is arranged on the top of the shell 2, the face recognition module 4 is arranged in the middle and upper part of the shell 2, the second display module 6 is arranged in the lower part of the shell 2, the light sensor 7 is arranged on the left side of the face recognition module 4, and the compensation module is circumferentially arranged on the surrounding side of the face recognition module 4; the blocking mechanism 5 is fixedly installed in the middle of the classroom door 1, and the blocking mechanism 5 can receive the driving signal of the driving module to change the state, so as to realize the release of students when the match is successful and the blocking of students when the match is unsuccessful.

[0049] Please refer to the attached Figure 2 The blocking mechanism 5 includes a shaft 51 fixed on both sides of the classroom door 1, a blocking member 52 hinged on the shaft 51, and a rotating motor 53 fixed on the upper end of the shaft 51 to drive the shaft 51 to rotate. The rotating motor 53 is electrically connected to the driving module. When the matching is successful and the driving signal is received, the rotating motors 53 on both sides drive the shaft 51 to rotate, open the blocking member 52, and allow students to pass through and enter the classroom.

[0050] In this embodiment, the specific circuit of the driving module is as follows: Figure 3 As shown, it includes a transistor Q1, a transistor Q2 and a relay K1, the base of the transistor Q1 is connected to the signal output end of the control module, the collector of the transistor Q1 is connected to a DC power supply, the emitter of the transistor Q1 is connected to the base of the transistor Q2 via a resistor R3, the collector of the transistor Q2 is connected in series with the coil winding of the relay K1 and the resistor R4 and then connected to the DC power supply, the switch part of the relay K1 is connected to the power circuit of the blocking mechanism, and the emitter of the transistor Q2 is grounded; the base of the transistor Q1 is also grounded via the resistor R1, the emitter of the transistor Q1 is also grounded via the resistor R2, the resistor R3 and the common terminal of the base of the transistor Q2 are grounded via the capacitor C2, the resistor R4 and the common terminal of the coil winding of the relay K1 are grounded via the capacitor C1, and the two ends of the coil winding of the relay K1 are also reversely connected with a voltage stabilizing diode D1.

[0051] A switching circuit is formed by transistors Q1, Q2 and relay K1. When the control signal of the control module is awakened and its output terminal DO-OUT outputs a control signal, transistors Q1 and Q2 are turned on successively. At this time, the coil winding of relay K1 is turned on and the driver switch part is closed. Since the switch part of relay K1 is connected to the power circuit of the rotating motor 53, the rotating motor 53 is powered on to realize the state control of the blocking mechanism 5.

[0052] In this embodiment, the light sensor is preferably a BH1750 light sensor or a QY-150A light sensor; the infrared sensor is preferably a HC-SR501 human infrared sensor; the face recognition module is preferably a facial recognition module FAM520 of Entropy Technology; the control module is preferably a stm32 single-chip microcomputer or a 51 single-chip microcomputer; the fill light module is preferably an LED light group; the operation module is preferably a keyboard and mouse combination; the communication module is a serial communication module or a wireless communication module, etc.

[0053] In addition, in order to simplify the deployment difficulty of the equipment and reduce the implementation cost, the indoor part of the equipment can be integrated with the multimedia teaching system in the teacher, that is, the operation module is the keyboard and mouse of the multimedia teaching system, the first display module is the display screen of the multimedia teaching system, and the control module is the processor of the multimedia teaching system, so that it can be realized by only networking the indoor part with the indoor multimedia teaching system.

[0054] Based on the above content, it can be known that the device described in the present application first enters the student identity information corresponding to each class hour into the storage module. When the student enters the classroom for class, the face recognition module generates identity information from the acquired face image. The control module matches the generated identity information with the data stored in the storage module. If the match is successful, a control signal is sent to the drive module to drive the blocking mechanism to open and release the student, thereby effectively avoiding the phenomenon of helping to answer and avoiding the trouble of carrying attendance sheets in the traditional way. Before performing face recognition, the infrared sensor is used to perform human body sensing and recognition on the students entering the classroom to generate a wake-up signal. The face recognition module is awakened by the wake-up signal before collecting and recognizing the student's face image, thereby saving the power consumed by the equipment. Finally, the light intensity at the classroom door is detected by the light sensor, and the fill light module is used to fill light when the light intensity is lower than the threshold, thereby avoiding the situation where face recognition cannot be performed normally due to insufficient light in rainy weather or at night.

[0055] The technical solution provided by the utility model is introduced in detail above. Specific examples are used in this article to illustrate the principle and implementation method of the utility model. The description of the above embodiments is only used to help understand the method and core idea of ​​the utility model. It should be pointed out that for ordinary technicians in this technical field, without departing from the principle of the utility model, the utility model can also be improved and modified, and these improvements and modifications also fall within the scope of protection of the claims of the utility model.

Claims

1. A smart device for student management, characterized in that: It includes a control module and an infrared sensor electrically connected to the control module, a face recognition module, a driving module, a first display module, a second display module, and a storage module, wherein: The infrared sensor is arranged at the door of the classroom and is used to send a wake-up signal when a human body is detected; The face recognition module is arranged at the door of the classroom, and responds to the wake-up signal to obtain the face image of the student to enter the classroom, and generates corresponding identity information according to the face image; The control module is arranged at the podium in the classroom and is used to match the acquired identity information; The driving module is arranged at the door of the classroom, and is used to generate a driving signal according to the control signal of the control module to drive the blocking mechanism at the door of the classroom to perform a preset action; The first display module is provided at the podium in the classroom and is used to display the generated identity information and information matching results; The second display module is provided at the entrance of the classroom and is used to display the generated identity information and information matching results; The storage module is provided together with the control module and is used to store the identity information of the students.

2. The intelligent device for student management according to claim 1, characterized in that: The infrared sensor, face recognition module and second display module are integrally arranged on a shell fixed beside the classroom door, wherein the infrared sensor is arranged on the top of the shell, the face recognition module is arranged in the middle and upper part of the shell, and the second display module is arranged in the lower part of the shell.

3. The intelligent device for student management according to claim 2, characterized in that: A light sensor and a supplementary light module are also arranged on the housing, and the light sensor and the supplementary light module are electrically connected to the control module.

4. The intelligent device for student management according to claim 3, characterized in that: The light sensor is arranged on the left side of the face recognition module, and the compensation module is arranged circumferentially on the periphery of the face recognition module.

5. The intelligent device for student management according to claim 1, characterized in that: The smart device also includes a clock module, which is used for timing.

6. The intelligent device for student management according to claim 1, characterized in that: The smart device also includes an operation module electrically connected to the control module. The operation module is arranged at a podium in the classroom and is used by the teacher to input control instructions to the control module.

7. The intelligent device for student management according to claim 1, characterized in that: The intelligent device also includes a communication module, which is used to achieve communication interconnection between the control module and the host computer.

8. The intelligent device for student management according to claim 1, characterized in that: The driving module includes a transistor Q1, a transistor Q2 and a relay K1. The base of the transistor Q1 is connected to the signal output end of the control module, the collector of the transistor Q1 is connected to a DC power supply, the emitter of the transistor Q1 is connected to the base of the transistor Q2 via a resistor R3, the collector of the transistor Q2 is connected in series with the coil winding of the relay K1 and the resistor R4 and then connected to the DC power supply, the switch part of the relay K1 is connected to the power circuit of the blocking mechanism, and the emitter of the transistor Q2 is grounded.

9. The intelligent device for student management according to claim 8, characterized in that: The base of the transistor Q1 is also grounded via a resistor R1, the emitter of the transistor Q1 is also grounded via a resistor R2, the resistor R3 and the common terminal of the base of the transistor Q2 are grounded via a capacitor C2, the common terminal of the resistor R4 and the coil winding of the relay K1 is grounded via a capacitor C1, and a voltage stabilizing diode D1 is also reversely connected at both ends of the coil winding of the relay K1.

10. The intelligent device for student management according to any one of claims 1 to 9, characterized in that: The control module adopts an stm32 single-chip microcomputer or a 51 single-chip microcomputer, the infrared sensor adopts an HC-SR501 human infrared sensor, and the face recognition module adopts a FAM520 facial recognition module.

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