CN212015598U - Body anteflexion testing arrangement - Google Patents
Body anteflexion testing arrangement Download PDFInfo
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- CN212015598U CN212015598U CN202020335505.4U CN202020335505U CN212015598U CN 212015598 U CN212015598 U CN 212015598U CN 202020335505 U CN202020335505 U CN 202020335505U CN 212015598 U CN212015598 U CN 212015598U
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Abstract
The utility model discloses a body anteflexion testing device, which comprises a sampling and measuring unit, collects the displacement distance of the spring reset scale of the body anteflexion action of the tested person each time, and outputs a displacement pulse electric signal proportional to the moving distance of the scale; the central control unit receives the displacement information displacement pulse electrical signal sent by the sampling measurement unit and starts to count the testing distance of the body forward bending action of the tested person; the control terminal receives and displays the counting information of the central control unit in real time through a serial port and uploads the counting information to the server; and the server upper computer receives and stores the test data of all the tested personnel uploaded by the control terminal through the communication module, so that the management and analysis are convenient, and the intelligent test of the body anteflexion is realized. According to the scheme, the server can be uploaded accurately and automatically, data can be acquired in real time, and cheating can be prevented.
Description
Technical Field
The utility model relates to an intelligent control and intellectual detection system field especially relate to a body anteflexion testing arrangement.
Background
The forward bending parameter of the sitting body is one of the detection data of the physical health of the students, and has strict requirements in reporting, and particularly emphasizes that a scientific and strict collection reporting and supervision monitoring system is established on the reality, accuracy, timeliness and effectiveness of the data. In the physical testing, most of the methods of manual measurement, manual counting and manual reporting are used, and some methods of automatic testing do not completely avoid data errors and cheating due to low end of equipment, disordered flow, monitoring blind spots and other factors. Besides solving the problems, the seat body forward bending test system utilizes an intelligent test instrument and test analysis and data reporting software, and a reasonable and efficient configuration planning scheme is beneficial to making the fairness of the examination and the accuracy of the data to the maximum extent. The interface has the advantages of beautiful appearance, easy operation and the like.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's not enough, provide a body anteflexion testing arrangement.
The purpose of the utility model is realized through the following technical scheme:
a body anteflexion testing device comprising:
the sampling measurement unit is used for acquiring the displacement distance which is the farthest position of the displacement distance and is not moved forward any more when the tail end of the finger pushes the spring reset scale to move forward in each body forward bending action of a person to be measured, and outputting a displacement pulse electric signal which is proportional to the moving distance of the scale;
the central control unit receives the displacement information displacement pulse electrical signal sent by the sampling measurement unit and starts to count the testing distance of the body forward bending action of the tested person;
the control terminal receives and displays the counting information of the central control unit in real time through a serial port and uploads the counting information to the server;
and the server upper computer receives and stores the test data of all the tested personnel uploaded by the control terminal through the communication module, and is convenient to manage and analyze.
Furthermore, the sampling measurement unit comprises a spring reset scale, a displacement sensor and an anti-cheating circuit, wherein the spring reset scale is arranged at the top of the test end of the test equipment and is used for assisting in measuring the forward bending test displacement distance of the tested person; the displacement sensor is arranged at the bottom of the testing end of the testing device and used for measuring the forward movement distance of the spring reset scale, outputting a measuring and counting displacement pulse electrical signal proportional to the forward movement distance after conversion, and stopping outputting the displacement pulse electrical signal when the spring reset scale does not move forward any more; the anti-cheating circuit is connected with the displacement sensor, receives the displacement pulse electric signal output by the displacement sensor and sends the displacement pulse electric signal to the central control unit.
Furthermore, the displacement pulse signals comprise an A path pulse signal and a B path pulse signal.
Furthermore, the anti-cheating circuit comprises a double-D trigger, wherein the double-D trigger is connected with the central control unit, comprises two output ends and respectively receives A, B two paths of pulse signals sent by the displacement sensor.
Further, the control terminal comprises a main control unit and a peripheral unit, wherein the main control unit receives and processes the body anteflexion test data uploaded to the central control unit, and sends a central control unit reset command to clear the sampling data of the sampling measurement unit after the processing is finished; the peripheral unit is connected with the main control unit and outputs the forward bending test result of the tested person in real time.
Furthermore, the peripheral unit further comprises a power amplifier and a loudspeaker, and is used for outputting the body anteflexion test result in a voice mode.
Further, the control terminal uploads the test result to the upper computer of the server after the tested person completes the forward bending test, and the test result is stored in the main control unit of the control terminal.
The utility model has the advantages that:
1. the test data is real, the accuracy is high, the process management is clear, and the data can be automatically uploaded in real time;
2. the method can acquire the test data in real time, monitor the body forward bending test process in real time and avoid cheating.
Drawings
FIG. 1 is a schematic diagram of the architecture of the system of the present invention.
Fig. 2 is a schematic circuit diagram of a dual D flip-flop in the sampling measurement unit of the system of the present invention.
Fig. 3 is a schematic diagram of a sampling measurement device arrangement according to the present invention.
In the figure, 1 is a spring reset scale, 2 is an electronic scale, and 3 is a displacement sensor.
Detailed Description
In order to clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will be described with reference to the accompanying drawings.
In this embodiment, a body flexion testing device includes a sampling measurement unit, which collects the displacement distance when the finger tip pushes the spring reset scale to move forward to the farthest position and does not move forward any more during each body flexion of the person to be tested, and outputs a displacement pulse electrical signal proportional to the scale movement distance; the central control unit receives the displacement information displacement pulse electrical signal sent by the sampling measurement unit and starts to count the testing distance of the body forward bending action of the tested person; the control terminal receives and displays the counting information of the central control unit in real time through a serial port and uploads the counting information to the server; and the server upper computer receives and stores the test data of all the tested personnel uploaded by the control terminal through the communication module, and is convenient to manage and analyze.
Furthermore, the sampling measurement unit comprises a spring reset scale, a displacement sensor and an anti-cheating circuit, wherein the spring reset scale is arranged at the top of the test end of the test equipment and is used for assisting in measuring the forward bending test displacement distance of the tested person; the displacement sensor is arranged at the bottom of the testing end of the testing device and used for measuring the forward movement distance of the spring reset scale, outputting a measuring and counting displacement pulse electrical signal proportional to the forward movement distance after conversion, and stopping outputting the displacement pulse electrical signal when the spring reset scale does not move forward any more; the anti-cheating circuit is connected with the displacement sensor, receives the displacement pulse electric signal output by the displacement sensor and sends the displacement pulse electric signal to the central control unit.
Furthermore, the displacement pulse signals comprise an A path pulse signal and a B path pulse signal.
Furthermore, the anti-cheating circuit comprises a double-D trigger, wherein the double-D trigger is connected with the central control unit, comprises two output ends and respectively receives A, B two paths of pulse signals sent by the displacement sensor.
Further, the control terminal comprises a main control unit and a peripheral unit, wherein the main control unit receives and processes the body anteflexion test data uploaded to the central control unit, and sends a central control unit reset command to clear the sampling data of the sampling measurement unit after the processing is finished; the peripheral unit is connected with the main control unit and outputs the forward bending test result of the tested person in real time.
Furthermore, the peripheral unit further comprises a power amplifier and a loudspeaker, and is used for outputting the body anteflexion test result in a voice mode.
Further, the control terminal uploads the test result to the upper computer of the server after the tested person completes the forward bending test, and the test result is stored in the main control unit of the control terminal.
As shown in fig. 1, the body anteflexion testing equipment collects testing data through a displacement sensor in a sampling and measuring unit, transmits the data to a unit controlled by an MSP430 single chip microcomputer through a serial port, then interacts the data with a central control unit, interacts the interacted data with a control terminal through a GPIO port, interactively transmits the data processed by the control terminal to an upper computer end of a server for storage, and the communication of the several kinds of interaction data is realized through a 4G/WIFI module.
As shown in fig. 3, the displacement sensor 3 is mounted at a fixed position at the bottom of the testing end of the body anteflexion testing device, and the pull rope of the displacement sensor is tied to the push rod of the spring return scale 1. The pull cord linear motion and the push rod motion axes are aligned. When the tested user spring resets the push rod of the scale 1, the pull rope stretches and contracts. An internal spring ensures constant tension in the pull cord. The hub with the thread drives the precise displacement sensor to rotate, and an electric signal proportional to the moving distance of the pull rope is output. The singlechip measures the output signal to obtain the displacement, direction or speed of the push rod, and further obtain the forward bending score of the tested student. In addition, the body anteflexion testing equipment is also provided with an electronic ruler 2, and the displacement distance of the spring return ruler in the body anteflexion testing process can be tested by utilizing the mechanical principle. In the testing process, students find cheating by utilizing a mechanical principle, when the push rod is moved slowly, the flexibility of the body reaches the maximum, and in order to avoid the cheating phenomenon, an anti-cheating circuit design is added.
The anti-cheating circuit is mainly designed to prevent students from pushing back and forth, so that the displacement sensors always count, and final scores are superposed. As shown in fig. 2, the anti-cheating circuit adopts a TC4013BP dual D flip-flop, the phases of A, B two paths of signals of the displacement sensor are 90 degrees apart, two output ends of the dual D flip-flop respectively receive the a path of signal and the B path of signal, when the body forward bend test device is pushed forward, the displacement sensor outputs a pulse signal, when the body forward bend test device is pushed back, no pulse signal is output, the counting of the displacement sensor is stopped, and the dual D flip-flop stores the output pulse signal of the displacement sensor and uploads the signal to the central control unit for processing.
In the embodiment, the anti-cheating body forward bending test system has the advantages of real test data, high accuracy and clear flow management, and can automatically upload data in real time. The method can acquire the test data in real time, monitor the body forward bending test process in real time and avoid cheating.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. A body anteflexion testing device is characterized by comprising
The sampling measurement unit is used for acquiring the displacement distance which is the farthest position of the displacement distance and is not moved forward any more when the tail end of the finger pushes the spring reset scale to move forward in each body forward bending action of a person to be measured, and outputting a displacement pulse electric signal which is proportional to the moving distance of the scale;
the central control unit receives the displacement information displacement pulse electrical signal sent by the sampling measurement unit and starts to count the testing distance of the body forward bending action of the tested person;
the control terminal receives and displays the counting information of the central control unit in real time through a serial port and uploads the counting information to the server;
and the server upper computer receives and stores the test data of all the tested personnel uploaded by the control terminal through the communication module, and is convenient to manage and analyze.
2. The body anteflexion testing device according to claim 1, wherein the sampling and measuring unit comprises a spring return scale, a displacement sensor and an anti-cheating circuit, wherein the spring return scale is arranged at the top of the testing end of the testing equipment and is used for assisting in measuring the body anteflexion testing displacement distance of a tested person; the displacement sensor is arranged at the bottom of the testing end of the testing device and used for measuring the forward movement distance of the spring reset scale, outputting a measuring and counting displacement pulse electrical signal proportional to the forward movement distance after conversion, and stopping outputting the displacement pulse electrical signal when the spring reset scale does not move forward any more; the anti-cheating circuit is connected with the displacement sensor, receives the displacement pulse electric signal output by the displacement sensor and sends the displacement pulse electric signal to the central control unit.
3. A body anteflexion testing device according to claim 2, wherein the displacement pulse electrical signal comprises two paths of pulse signals, namely a path and a path B.
4. The device for testing body anteversion according to claim 2, wherein the anti-cheating circuit comprises a dual-D flip-flop, the dual-D flip-flop is connected to the central control unit, and comprises two output terminals respectively receiving the displacement pulse electrical signals sent by the displacement sensor.
5. The body anteflexion testing device according to claim 1, wherein the control terminal comprises a main control unit and a peripheral unit, the main control unit receives and processes the body anteflexion testing data uploaded to the central control unit, and after the processing is completed, a central control unit reset command is sent to clear the sampling data of the sampling measurement unit; the peripheral unit is connected with the main control unit and outputs the forward bending test result of the tested person in real time.
6. The device for testing body anteflexion according to claim 5, wherein the peripheral unit further comprises a power amplifier and a speaker, and is used for outputting the test result of body anteflexion in a voice manner.
7. The device for testing body forward flexion according to claim 1, wherein the control terminal uploads the test result to the upper computer of the server after the tested person completes the body forward flexion test, and the test result is stored in the main control unit of the control terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020335505.4U CN212015598U (en) | 2020-03-17 | 2020-03-17 | Body anteflexion testing arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020335505.4U CN212015598U (en) | 2020-03-17 | 2020-03-17 | Body anteflexion testing arrangement |
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| Publication Number | Publication Date |
|---|---|
| CN212015598U true CN212015598U (en) | 2020-11-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020335505.4U Active CN212015598U (en) | 2020-03-17 | 2020-03-17 | Body anteflexion testing arrangement |
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|---|---|
| CN (1) | CN212015598U (en) |
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2020
- 2020-03-17 CN CN202020335505.4U patent/CN212015598U/en active Active
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