CN115824374A - Method for realizing high-precision measurement of height and weight scale - Google Patents
Method for realizing high-precision measurement of height and weight scale Download PDFInfo
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- CN115824374A CN115824374A CN202211671319.8A CN202211671319A CN115824374A CN 115824374 A CN115824374 A CN 115824374A CN 202211671319 A CN202211671319 A CN 202211671319A CN 115824374 A CN115824374 A CN 115824374A
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Abstract
The invention provides a method for realizing high-precision measurement of a height and weight scale, which can accurately sense the standing position of a measured person, so as to judge whether the standing position of the measured person is accurate or not, further give a feedback prompt, promote the measured person to stand to the accurate position and obtain high-precision and accurate numerical values of the height and the weight of a human body. Arranging an infrared grating matrix positioning module in a standing area of a bottom standing plate, positioning the standing position of a tested person through the infrared grating matrix positioning module, judging whether the standing position of the tested person is standard or not through a built-in logic module by combining a preset standing standard area, and when the standing position is located in the standing standard area, working a weighing sensor and a height probe to measure and output a height and weight value; and when the standing position is located outside the standing standard area, prompting the tested person to adjust the standing position until the standing position of the tested person is located in the standing standard area, and measuring and outputting the height and weight value.
Description
Technical Field
The invention relates to the technical field of self-help height and weight scales, in particular to a method for realizing high-precision measurement of a height and weight scale.
Background
Self-service height weighing scale universal application is in the physical examination field, and when actually measuring, current self-service height weighing scale can lead to height/weight sensor measuring result inaccurate because of surveyed personnel's position mistake of standing. Therefore, a method for reminding a user of standing in a wrong position and then accurately standing or adjusting the sensing position of the sensor according to the standing position of the user is urgently needed to be developed, so that high-precision and accurate measurement of the self-help height and weight scale can be ensured.
Disclosure of Invention
Aiming at the problems, the invention provides a method for realizing high-precision measurement of a height and weight scale, which can accurately sense the standing position of a measured person, so as to judge whether the standing position of the measured person is accurate or not, further give a feedback prompt, promote the measured person to stand to the accurate position and obtain high-precision accurate values of the height and the weight of a human body.
A method for realizing high-precision measurement of a height and weight scale is characterized by comprising the following steps: arranging an infrared grating matrix positioning module in a standing area of a bottom standing plate, positioning the standing position of a tested person through the infrared grating matrix positioning module, judging whether the standing position of the tested person is standard or not through a built-in logic module by combining a preset standing standard area, and when the standing position is located in the standing standard area, working a weighing sensor and a height probe to measure and output a height and weight value; and when the standing position is located outside the standing standard area, prompting the tested person to adjust the standing position until the standing position of the tested person is located in the standing standard area, and measuring and outputting the height and weight value.
It is further characterized in that:
the infrared grating matrix positioning module comprises a plurality of pairs of X-direction infrared sensors and a plurality of pairs of Y-direction infrared sensors, each pair of X-direction infrared sensors comprises an X-direction transmitting tube and an X-direction receiving tube, each pair of Y-direction infrared sensors comprises a Y-direction transmitting tube and a Y-direction receiving tube, four edges of the periphery of the bottom standing plate are two opposite edges, one edge of one opposite edge is provided with the plurality of X-direction transmitting tubes, the other edge of the opposite edge is provided with the plurality of Y-direction transmitting tubes and the other edge of the opposite edge is provided with the Y-direction receiving tubes in corresponding number, when two feet or one foot of a measured person is positioned in a standing area, part of the receiving tubes cannot receive infrared rays emitted by the transmitting tubes, a built-in calculating part calculates the standing position of the measured person relative to the bottom standing plate according to whether all the receiving tubes receive signals, and judges whether the standing position of the measured person is standard by combining a preset standing standard area and a built-in logic module;
the weight scale added with the infrared grating matrix positioning module senses the standing position of the measured person and responds to the standing position of the measured person, and the height probe position is automatically adjusted or a user is reminded to adjust the standing position, so that the measurement result is prevented from being influenced by the standing position, and unmanned and high-precision measurement of height and weight of the self-help body is realized;
when the XY-axis servo motor module is assembled on the height probe of the self-service height and weight scale, when the gravity center of the standing position of the feet of a human body is in a standing standard area and only part of the body is deviated, the height probe is moved to be arranged right above a tested person by adjusting the XY-axis servo motor module;
when the center of the standing position of the two feet of the human body is not in the standing standard area, the device reminds the tested person to stand again through the acousto-optic and electric systems, and after the person stands again, the infrared grating matrix positioning module calculates the standing position of the tested person again and then compares the calculated position.
After the invention is adopted, the weighing scale adopting the infrared grating matrix positioning module can automatically identify the standing position of the tested person, adjust the position of the height probe or send out the error prompt of the standing position, so that the height/weight measurement value is more accurate and the effect is optimal.
Drawings
FIG. 1 is a flow chart of the working principle of the present invention;
fig. 2 is a schematic layout diagram of an ir grating matrix positioning module according to the present invention.
Detailed Description
A method for realizing high-precision measurement of a height-weight scale is shown in figures 1 and 2: arranging an infrared grating matrix positioning module in a standing area of a bottom standing plate, positioning the standing position of a measured person through the infrared grating matrix positioning module, judging whether the standing position of the measured person is standard or not through a built-in logic module by combining a preset standing standard area, and when the standing position is located in the standing standard area, working a weighing sensor and a height probe to measure and output a height and weight value; and when the standing position is located outside the standing standard area, prompting the tested person to adjust the standing position until the standing position of the tested person is located in the standing standard area, and measuring and outputting the height and weight value. Wherein the bottom of the standing area is provided with a weight sensor.
In specific implementation, see fig. 2: the infrared grating matrix positioning module comprises a plurality of pairs of X-direction infrared sensors and a plurality of pairs of Y-direction infrared sensors, each pair of X-direction infrared sensors comprises an X-direction transmitting tube 1 and an X-direction receiving tube 2, each pair of Y-direction infrared sensors comprises a Y-direction transmitting tube 3 and a Y-direction receiving tube 4, four edges of the periphery of the bottom standing plate 5 are two opposite edges, one edge of one opposite edge is provided with the plurality of X-direction transmitting tubes 1, the other edge is provided with the corresponding number of X-direction receiving tubes 2, one edge of the other opposite edge is provided with the plurality of Y-direction transmitting tubes 3, the other edge is provided with the corresponding number of Y-direction receiving tubes 4, when two feet or one foot of a person to be measured are positioned in a standing area 51, part of the receiving tubes cannot receive infrared rays emitted by the transmitting tubes, a built-in calculating part calculates the standing position of the person to be measured relative to the bottom standing plate according to whether all the receiving tubes receive signals, and judges whether the standing position of the person to be measured is standard through a built-in logic module;
the weight scale added with the infrared grating matrix positioning module senses the standing position of the measured person and responds to the standing position of the measured person, and the height probe position is automatically adjusted or a user is reminded to adjust the standing position, so that the measurement result is prevented from being influenced by the standing position, and unmanned and high-precision measurement of height and weight of the self-help body is realized;
when the XY-axis servo motor module is assembled on the height probe of the self-service height and weight scale, when the gravity center of the standing position of the feet of a human body is in a standing standard area and only part of the body is deviated, the height probe is moved to be arranged right above a tested person by adjusting the XY-axis servo motor module;
when the centers of the standing positions of the two feet of the human body are not in the standing standard area, the device reminds the tested person to stand again through the acousto-optic and electric systems, after the person stands again, the infrared grating matrix positioning module calculates the standing position of the tested person again, and then the measured person is compared.
The weighing scale adopting the infrared grating matrix positioning module can automatically identify the standing position of a measured person, adjust the position of the height probe or send a standing position error prompt, so that the height/weight measurement value is more accurate, and the effect is optimal.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. A method for realizing high-precision measurement of a height and weight scale is characterized by comprising the following steps: arranging an infrared grating matrix positioning module in a standing area of a bottom standing plate, positioning the standing position of a measured person through the infrared grating matrix positioning module, judging whether the standing position of the measured person is standard or not through a built-in logic module by combining a preset standing standard area, and when the standing position is located in the standing standard area, working a weighing sensor and a height probe to measure and output a height and weight value; and when the standing position is located outside the standing standard area, prompting the tested person to adjust the standing position until the standing position of the tested person is located in the standing standard area, and measuring and outputting the height and weight value.
2. A method of achieving high accuracy in height scales according to claim 1, wherein: the infrared grating matrix positioning module comprises a plurality of pairs of X-direction infrared sensors and a plurality of pairs of Y-direction infrared sensors, each pair of X-direction infrared sensors comprises an X-direction transmitting tube and an X-direction receiving tube, each pair of Y-direction infrared sensors comprises a Y-direction transmitting tube and a Y-direction receiving tube, four edges of the periphery of the bottom standing plate are two opposite edges, one edge of one opposite edge is provided with the plurality of X-direction transmitting tubes, the other edge of the other opposite edge is provided with the plurality of Y-direction transmitting tubes and the Y-direction receiving tubes, when a person to be measured is located in a standing area with two feet or one foot, part of the receiving tubes cannot receive infrared rays emitted by the transmitting tubes, a built-in calculating part calculates the standing position of the person to be measured relative to the bottom standing plate according to the fact whether all the receiving tubes receive signals, and a preset standing standard area is combined, and whether the standing position of the person to be measured is standard is judged through a built-in logic module.
3. A method of achieving high accuracy in height scales according to claim 2, wherein: the weight scale added with the infrared grating matrix positioning module senses the standing position of the measured person and responds to the standing position of the measured person, the height probe position is automatically adjusted or the user is reminded to adjust the standing position, the measuring result is prevented from being influenced by the standing position, and unmanned and high-precision measurement of self-service height and weight measurement is realized.
4. A method of achieving high accuracy in height scales according to claim 3 wherein: when the height probe of the self-service height and weight scale is assembled with the XY-axis servo motor module, when the gravity center of the standing position of the feet of a human body is in a standing standard area and only partial body deviation exists, the height probe is moved to the position right above a measured person to be arranged by adjusting the XY-axis servo motor module.
5. A method of achieving high accuracy in height scales according to claim 3 wherein: when the center of the standing position of the two feet of the human body is not in the standing standard area, the device reminds the tested person to stand again through the acousto-optic and electric systems, and after the person stands again, the infrared grating matrix positioning module calculates the standing position of the tested person again and then compares the calculated position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211671319.8A CN115824374A (en) | 2022-12-26 | 2022-12-26 | Method for realizing high-precision measurement of height and weight scale |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211671319.8A CN115824374A (en) | 2022-12-26 | 2022-12-26 | Method for realizing high-precision measurement of height and weight scale |
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| CN115824374A true CN115824374A (en) | 2023-03-21 |
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| CN202211671319.8A Pending CN115824374A (en) | 2022-12-26 | 2022-12-26 | Method for realizing high-precision measurement of height and weight scale |
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- 2022-12-26 CN CN202211671319.8A patent/CN115824374A/en active Pending
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