CN211617152U

CN211617152U - Multifunctional answer sheet

Info

Publication number: CN211617152U
Application number: CN201921509403.3U
Authority: CN
Inventors: 曹渝常; 张章伟; 郑来木; 郭小红
Original assignee: C Top Electronics Co ltd
Current assignee: C Top Electronics Co ltd
Priority date: 2019-09-11
Filing date: 2019-09-11
Publication date: 2020-10-02
Anticipated expiration: 2029-09-11

Abstract

The utility model relates to an answer sheet technical field relates to a multi-functional answer sheet especially. The utility model discloses a multi-functional answer sheet, including the card body, be equipped with treater, display screen, input module and RFID transceiver module on the card body, display screen, input module and RFID transceiver module are connected with the treater electricity respectively, input module is used for the input of answer, RFID transceiver module is used for carrying out radio frequency communication with external equipment, external equipment includes attendance equipment and answer equipment at least. The utility model discloses an answer sheet function is various, has answer function, attendance function and other all-purpose card functions, and a card can replace many current cards, and is with low costs, portable uses conveniently, has improved student's use greatly and has experienced the sense.

Description

Multifunctional answer sheet

Technical Field

The utility model belongs to the technical field of the answer sheet, specifically relate to a multi-functional answer sheet.

Background

Schools have natural requirements for daily attendance management of students. The traditional attendance checking method adopts roll calling, fingerprint card punching and other modes, has the defects of low attendance checking efficiency, queuing requirement and the like, and is not convenient to use. Therefore, the existing student card has a consumption function and an attendance function based on the RFID technology, attendance can be completed at a certain distance from an attendance machine, and the existing problems are well solved. However, the existing student card basically has only the functions of consumption and attendance checking and has no more auxiliary functions. In order to save paper and improve efficiency, the current student answers frequently adopt an electronic answering mode, but the current electronic answering needs to be realized through a computer, a smart phone or special answering equipment, and the use is very inconvenient.

Disclosure of Invention

An object of the utility model is to provide a multi-functional answer sheet is used for solving the technical problem that above-mentioned exists.

In order to achieve the above object, the utility model adopts the following technical scheme: the utility model provides a multi-functional answer sheet, includes the card body, be equipped with treater, display screen, input module and RFID transceiver module on the card body, display screen, input module and RFID transceiver module are connected with the treater electricity respectively, input module is used for the input of answer, RFID transceiver module is used for carrying out radio frequency communication with external equipment, external equipment includes attendance equipment and answer equipment at least.

Further, still be equipped with motion state detection module on the card body, motion state detection module is connected with the treater electricity, and when the treater detects this multi-functional answer sheet static more than certain time through motion state detection module, the control display screen is closed and is gone into the low-power consumption mode.

Furthermore, the motion state detection module is implemented by a gyroscope.

Furthermore, still be equipped with power module on the card body, power module supplies power for whole multi-functional answer sheet.

Furthermore, the power module is realized by a lithium battery.

Furthermore, the lithium battery is hermetically arranged inside the card body.

Further, the input module is a key module, and the key module is arranged on the upper surface of the card body.

Furthermore, the display screen is an LCD display screen and is arranged on the upper surface of the card body.

Further, the processor is implemented by an MCU microprocessor.

Further, the processor is hermetically disposed inside the card body.

The utility model has the advantages of:

the answer sheet of the utility model has various functions, has the functions of answering, checking attendance and other all-purpose card functions, and is convenient for answering and checking attendance; one card can replace a plurality of current cards, and is with low costs, portable, it is convenient to use, has improved student's use greatly and has experienced the sense.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a block diagram of an embodiment of the present invention;

fig. 2 is a schematic diagram of a specific circuit according to an embodiment of the present invention.

Detailed Description

To further illustrate the embodiments, the present invention provides the accompanying drawings. The accompanying drawings, which are incorporated in and constitute a part of this disclosure, illustrate embodiments of the invention and, together with the description, serve to explain the principles of the embodiments. With these references, one of ordinary skill in the art will appreciate other possible embodiments and advantages of the present invention. Elements in the figures are not drawn to scale and like reference numerals are generally used to indicate like elements.

The present invention will now be further described with reference to the accompanying drawings and detailed description.

As shown in fig. 1, a multi-functional answer sheet, including card body 1, be equipped with power module 16, treater 11, display screen 13, input module and RFID transceiver module 14 on the card body 1, display screen 13, input module and RFID transceiver module 14 are connected with treater 11 electricity respectively, power module 16 is the power supply of whole multi-functional answer sheet, input module is used for when the answer, carries out the input of answer, RFID transceiver module 14 is used for carrying out radio frequency communication with external equipment, external equipment includes attendance equipment 2 and answer equipment 3 at least to realize attendance function and answer function.

Certainly, the external device further includes other devices such as a consumption device (for example, a card swiping machine in a canteen) with a radio frequency communication function, a library book borrowing device, and the like, so as to realize other one-card communication functions such as consumption, book borrowing, and the like.

In this embodiment, the processor 11 is preferably implemented by an MCU microprocessor, and is easy to implement, low in cost, and low in power consumption, but not limited thereto.

In this embodiment, treater 11 seals to be set up inside card body 1, prevents into water, improves security and reliability, increase of service life. The processor 11 is provided with a storage unit for storing an ID card number, balance information, and the like.

In this embodiment, the display screen 13 is preferably an LCD display screen, such as an AML015410 LCD display screen, which is easy to implement and low in cost. Of course, in other embodiments, other display screens, such as OLED display screens, may be used as the display screen 13.

In this embodiment, the display 13 is preferably disposed on the upper surface of the card body 1 for easy viewing, but is not limited thereto, and in other embodiments, the display 13 may be disposed on other positions such as the lower surface of the card body 1.

In this embodiment, the input module is preferably a key module 12, which has a small size, is convenient for input, and has a low cost, but in other embodiments, the input module may also be implemented by using a touch screen, a tablet, or the like.

Preferably, the key module 12 is disposed on the upper surface of the card body 1 and below the display 13, so as to facilitate answering operations, and in other embodiments, the key module 12 may also be disposed on other positions, such as the lower surface of the card body 1.

In this embodiment, the power module 16 is preferably implemented by a lithium battery, and has a small size and a large capacity. But not limited thereto.

Preferably, in this embodiment, the lithium battery is sealed and arranged inside the card body 1, so as to prevent water from entering, improve safety and reliability, and prolong service life.

In this embodiment, the card body 1 is further provided with a motion state detection module, the motion state detection module is electrically connected to the processor 11, and when the processor 11 detects that the multifunctional answer sheet is still for more than a certain time through the motion state detection module, the processor 11 controls the display screen 13 to be closed and enter a low power consumption mode, so that power consumption is reduced, and standby time is increased.

Preferably, in this embodiment, the motion state detection module is implemented by using a gyroscope 15, such as a gyroscope of the type LIS3DH12, and is easy to implement and low in cost. Of course, in other embodiments, the motion state detection module may also be implemented by using other existing motion state detection modules, such as an acceleration sensor.

In this embodiment, the RFID transceiver module 14 is preferably implemented by using an nRF24L01 chip, and the nRF24L01 chip is a monolithic wireless transceiver chip produced by NORDIC and operating in ISM band of 2.4GHz to 2.5GHz, which has low power consumption and high performance, and the specific structure may refer to the prior art, which is not described in detail, but in other embodiments, the RFID transceiver module 14 may also be implemented by using other existing RFID transceiver modules.

The specific circuit connection relationship of this embodiment is shown in detail in fig. 2, which is not described in detail.

The MCU microprocessor 11 controls the RFID transceiving module 14 to transmit 2.4G radio frequency signals (containing unique ID card numbers, which are in one-to-one correspondence with students), when students carrying the multifunctional answer sheet pass through the attendance device 2 arranged in a school gate or a classroom, the attendance device 2 can receive the 2.4G radio frequency signals transmitted by the RFID transceiving module 14, and the unique ID card numbers contained in the signals are analyzed, so that the attendance purpose is achieved, the attendance efficiency is high, the convenience is realized, and queuing is not needed.

After the teacher sends an answer command through the answer device 3, the RFID transceiving module 14 receives the answer signal to wake up the MCU microprocessor 11, the MCU microprocessor 11 lights the display screen 13 to display the answer, the student inputs the answer through the key module 12 to answer, and the student can answer questions such as single-item selection questions, multiple-item selection questions and judgment questions.

When the RFID transceiver module 14 is used for communicating with other devices such as consumption equipment and library book borrowing equipment, functions such as consumption and book borrowing can be realized, the working process is the same as that of the existing student card, and reference can be made to the prior art specifically, which is not described in detail.

The MCU microprocessor 11 polls the attitude information of the gyroscope 15 every second, when the multifunctional answer sheet is detected to be static for more than five minutes, the display 13 is automatically closed, the whole equipment enters a low power consumption mode, the power consumption of the equipment is reduced, and the standby time is prolonged.

While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. A multifunctional answer sheet comprises a card body and is characterized in that: be equipped with treater, display screen, input module and RFID transceiver module on the card body, display screen, input module and RFID transceiver module are connected with the treater electricity respectively, input module is used for the input of answer, RFID transceiver module is used for carrying out radio frequency communication with external equipment, external equipment includes attendance equipment and answer equipment at least.

2. The multifunctional answer sheet of claim 1, wherein: the multifunctional answer sheet is characterized in that the card body is also provided with a motion state detection module, the motion state detection module is electrically connected with the processor, and when the processor detects that the multifunctional answer sheet is static for more than a certain time through the motion state detection module, the display screen is controlled to be closed and enter a low power consumption mode.

3. The multifunctional answer sheet of claim 2, wherein: the motion state detection module is realized by adopting a gyroscope.

4. The multifunctional answer sheet of claim 1, wherein: the multifunctional answer sheet is characterized in that the card body is also provided with a power module, and the power module supplies power to the whole multifunctional answer sheet.

5. The multifunctional answer sheet of claim 4, wherein: the power module is realized by a lithium battery.

6. The multifunctional answer sheet of claim 5, wherein: the lithium battery is arranged inside the card body in a sealing mode.

7. The multifunctional answer sheet of claim 1, wherein: the input module is a key module, and the key module is arranged on the upper surface of the card body.

8. The multifunctional answer sheet of claim 1, wherein: the display screen is an LCD display screen and is arranged on the upper surface of the card body.

9. The multifunctional answer sheet of claim 1, wherein: the processor is implemented using an MCU microprocessor.

10. The multifunctional answer sheet of claim 9, wherein: the processor is hermetically arranged inside the card body.