CN212158621U - Tooth brushing condition monitoring system - Google Patents
Tooth brushing condition monitoring system Download PDFInfo
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- CN212158621U CN212158621U CN202021275572.8U CN202021275572U CN212158621U CN 212158621 U CN212158621 U CN 212158621U CN 202021275572 U CN202021275572 U CN 202021275572U CN 212158621 U CN212158621 U CN 212158621U
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Abstract
The utility model relates to the technical field of tooth brushing condition monitoring, in particular to a tooth brushing condition monitoring system; a tooth brushing condition monitoring system comprises a data acquisition unit, a judgment unit and a prompt unit which are sequentially connected, wherein the data acquisition unit is used for measuring the angular speed and the acceleration of tooth brushing and calculating to obtain attitude data; the judging unit is used for judging whether the tooth brushing times at the current position reach the standard or not, and the prompting unit is used for displaying the current tooth brushing condition; the device also comprises a communication unit and a power supply unit; realizes the monitoring of the tooth brushing condition.
Description
Technical Field
The utility model relates to a condition monitoring technology field of brushing teeth especially relates to a condition monitoring system of brushing teeth.
Background
Tooth brushing is a daily behavior that everyone must perform every day from small to large, and proper tooth brushing habit needs to be trained from small to large, but children do not have strong self-control force enough and often lay things, even do not brush teeth. The intelligent toothbrush for children in the current market is not provided with a supervision function, and only a prompter is arranged on the toothbrush if necessary, so that the problem that the children wear to brush teeth can not be really solved, and the condition of brushing teeth of the children in multiple aspects needs to be supervised by a system. Secondly, many intelligent toothbrushes are all integrated electric toothbrushes, but most of the toothbrushes in the market are ordinary toothbrushes, and a tooth brushing monitoring system for monitoring the tooth brushing function of children is also a problem to be solved.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a condition monitoring system and method of brushing teeth realizes the condition monitoring of brushing teeth for the suggestion and the upload condition of brushing teeth.
In order to solve the technical problem, the utility model provides a following technical scheme:
a tooth brushing condition monitoring system comprises a data acquisition unit, a judgment unit and a prompt unit which are sequentially connected, wherein the data acquisition unit is used for measuring the angular speed and the acceleration of tooth brushing through a six-axis attitude sensor and calculating by adopting an Euler angle solution equation to obtain attitude data; the judging unit is used for judging whether the tooth brushing times at the current position reach the standard or not, and the prompting unit is used for displaying the current tooth brushing condition; the toothbrush also comprises a communication unit and a power supply unit, wherein the communication unit is connected with the judging unit and is used for uploading the tooth brushing condition; the power supply unit supplies power to the data acquisition unit, the judgment unit, the communication unit and the prompt unit.
Preferably, the data acquisition unit rectifies the raw data by a kalman filter equation.
And correcting the deviation of the zero point.
Preferably, the judging unit judges the horizontal brushing or the vertical brushing at the current tooth brushing position by combining three shafts and a force, and judges the tooth brushing times of the horizontal brushing or the vertical brushing by a trend detection method; and judging whether the current tooth brushing position and the tooth brushing times of the current position reach the standard according to the 'Papanicolaou tooth brushing method'.
A set of comparison standards is made according to the 'Pasteur tooth brushing method', and the data are converted into simple standard and substandard data for easy understanding.
Preferably, the determination unit includes an STM32F103 chip.
Provides a low cost platform, reduced pin count, reduced system power consumption, while providing excellent computational performance and advanced interrupt response.
Preferably, the data acquisition unit adopts an MPU-6050 chip to integrate a three-axis MEMS gyroscope, a three-axis MEMS accelerometer and a digital motion processor.
The measured analog quantity is converted into an outputtable digital quantity, the chip size is 4 x 0.9mm, QFN packaging is adopted, the impact of 10000g at the maximum can be borne, and a programmable low-pass filter is arranged. The low-pass filter corrects the raw data through a Kalman filtering equation. The six-axis attitude sensor comprises a three-axis MEMS gyroscope and a three-axis MEMS accelerometer, wherein the full range of the three-axis MEMS gyroscope is set to be 1000 degrees per second, and the full range of the three-axis MEMS accelerometer is set to be 2 g; high precision is ensured as far as possible under the condition that the motion of the toothbrush is not distorted.
Preferably, the communication unit employs an ESP8266EX chip.
The Wi-Fi function is provided, and the Wi-Fi function has the characteristics of low power consumption, compact design, reliable performance and the like.
Preferably, the power supply unit comprises a power supply battery, a TP4056 circuit and a charging interface which are connected in sequence.
The TP4056 circuit realizes temperature detection, under-voltage locking, automatic recharging and two LED status pins for indicating charging and ending of the power supply battery, and the two LED status pins for indicating charging and ending are connected with the LED power supply indicator lamp.
Preferably, the judging unit judges the horizontal brushing or the vertical brushing at the current brushing position by combining three shafts and a force, and judges the brushing times of the horizontal brushing or the vertical brushing by a threshold detection method; and judging whether the current tooth brushing position and the tooth brushing times of the current position reach the standard according to the 'Papanicolaou tooth brushing method'.
A set of comparison standards is made according to the 'Pasteur tooth brushing method', and the data are converted into simple standard and substandard data for easy understanding.
Preferably, the prompting unit comprises a display screen, the display screen is used for displaying a simulated cartoon image, and when the judging unit judges that the number of times of brushing teeth at the current position reaches the standard, teeth at the position corresponding to the simulated cartoon image are lightened.
When brushing teeth, the current tooth brushing condition is reminded in real time.
Compared with the prior art, the technical scheme has the following advantages:
the utility model relates to a tooth brushing condition monitoring system, which realizes tooth brushing condition monitoring and is used for prompting and uploading tooth brushing condition, and has high monitoring accuracy and precision, low cost and less power consumption; when the children brush teeth, the current tooth brushing condition is reminded in real time, and parents can receive the tooth brushing condition of the children at the same time, so that the double-layer supervision effect is achieved; the toothbrush is specially designed for a common toothbrush, can be fixed on a handle of the toothbrush, and has strong applicability.
Drawings
FIG. 1 is a schematic view of a tooth brushing condition monitoring system;
FIG. 2 is a schematic rear view of a tooth brushing condition monitoring system;
FIG. 3 is a schematic diagram of a right-view structure of a tooth brushing condition monitoring system;
FIG. 4 is a circuit diagram of a data acquisition unit of a tooth brushing condition monitoring system;
FIG. 5 is a circuit diagram of a determination unit of a tooth brushing condition monitoring system;
FIG. 6 is a circuit diagram of a TP4056 circuit of a tooth brushing condition monitoring system.
Wherein: 1. a data acquisition unit; 2. a display screen; 3. a determination unit; 4. a communication unit; 5, LED power indicator lamps; 6. a charging interface; 7. and a power supply battery.
Detailed Description
In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments accompanied with figures are described in detail below. In the following description, specific details are set forth in order to provide a thorough understanding of the present invention. The invention can be implemented in a number of other ways than those described herein, and those skilled in the art will be able to make similar generalizations without departing from the spirit of the invention. The invention is therefore not limited to the specific embodiments disclosed below.
Example 1
As shown in fig. 1-6, a tooth brushing condition monitoring system comprises a data acquisition unit 1, a determination unit 3 and a prompt unit which are connected in sequence, wherein the data acquisition unit 1 is used for measuring the angular velocity and acceleration of tooth brushing through a six-axis attitude sensor and calculating by adopting an euler angle solution equation to obtain attitude data; the judging unit 3 is used for judging whether the tooth brushing times at the current position reach the standard or not, and the prompting unit is used for displaying the current tooth brushing condition; the toothbrush further comprises a communication unit 4 and a power supply unit, wherein the communication unit 4 is connected with the judging unit 3 and used for uploading the tooth brushing condition; the power supply unit supplies power to the data acquisition unit 1, the judgment unit 3, the communication unit 4 and the prompt unit.
The data acquisition unit 1 corrects the original data through a Kalman filtering equation.
And correcting the deviation of the zero point.
The judging unit 3 judges the horizontal brushing or the vertical brushing at the current tooth brushing position through three-axis resultant force, and judges the tooth brushing times of the horizontal brushing or the vertical brushing through a trend detection method; and judging whether the current tooth brushing position and the tooth brushing times of the current position reach the standard according to the 'Papanicolaou tooth brushing method'.
A set of comparison standards is made according to the 'Pasteur tooth brushing method', and the data are converted into simple standard and substandard data for easy understanding. "Pasteur brushing" also known as gingival sulcus cleaning or horizontal tremor is a method recommended by the American dental Association to effectively remove plaque near the gingival margin and in the sulcus. The method mainly comprises a horizontal brush and a vertical brush.
Wherein the determination unit 3 includes an STM32F103 chip.
Provides a low cost platform, reduced pin count, reduced system power consumption, while providing excellent computational performance and advanced interrupt response.
When the brushing surface of the toothbrush faces different directions, corresponding three-axis acceleration components are different, the tooth surface for brushing teeth is judged according to the acceleration components, then the three-axis components are combined into one, when the toothbrush is static, the gravity acceleration is obtained by combining the three-axis components, the 'babbit tooth brushing method' is taken as a standard, firstly, transverse brushing and then vertical brushing are carried out, when the transverse brushing is carried out, the toothbrush moves in the horizontal direction, the three-axis components are combined into one and can be larger than the gravity acceleration, small amplitude oscillation is carried out, when the vertical brushing is carried out, the toothbrush moves in the vertical direction, the three-axis components are combined into one and can greatly oscillate on two sides of the gravity acceleration value, and then the accurate tooth brushing frequency and tooth brushing mode can be obtained by using a trend detection method.
The data acquisition unit 1 integrates a three-axis MEMS gyroscope, a three-axis MEMS accelerometer and a digital motion processor by adopting an MPU-6050 chip.
The measured analog quantity is converted into an outputtable digital quantity, the chip size is 4 x 0.9mm, QFN packaging is adopted, the impact of 10000g at the maximum can be borne, and a programmable low-pass filter is arranged. The low-pass filter corrects the raw data through a Kalman filtering equation. The six-axis attitude sensor comprises a three-axis MEMS gyroscope and a three-axis MEMS accelerometer, wherein the full range of the three-axis MEMS gyroscope is set to be 1000 degrees per second, and the full range of the three-axis MEMS accelerometer is set to be 2 g; high precision is ensured as far as possible under the condition that the motion of the toothbrush is not distorted.
The communication unit 4 uses an ESP8266EX chip.
The Wi-Fi function is provided, and the Wi-Fi function has the characteristics of low power consumption, compact design, reliable performance and the like.
When the toothbrush is applied to children for brushing teeth, the current tooth brushing condition is reminded in real time through the simulated cartoon image, and meanwhile parents can receive the tooth brushing condition of the children, so that the double-layer supervision effect is achieved. The tooth brushing condition of the child can be uploaded to a server or a mobile phone through the communication unit 4, parents can check the tooth brushing condition at any time and any place, and the tooth brushing condition of the child can be known even if the child is not at hand.
The power supply unit comprises a power supply battery 7, a TP4056 circuit and a charging interface 6 which are connected in sequence.
The TP4056 circuit realizes temperature detection, under-voltage locking, automatic recharging and two LED status pins for indicating charging and ending of the power supply battery 7, and the two LED status pins for indicating charging and ending are connected with the LED power indicator lamp 5.
The judging unit 3 judges the horizontal brushing or the vertical brushing at the current tooth brushing position through three-axis resultant force, and judges the tooth brushing times of the horizontal brushing or the vertical brushing through a threshold detection method; and judging whether the current tooth brushing position and the tooth brushing times of the current position reach the standard according to the 'Papanicolaou tooth brushing method'.
A set of comparison standards is made according to the 'Pasteur tooth brushing method', and the data are converted into simple standard and substandard data for easy understanding.
The prompting unit comprises a display screen 2, the display screen 2 is used for displaying a simulated cartoon image, and when the judging unit 3 judges that the tooth brushing times of the current position reach the standard, the teeth of the position corresponding to the simulated cartoon image are lightened.
When brushing teeth, the current tooth brushing condition is reminded in real time.
The tooth brushing condition monitoring system has the working process as follows:
step S1, measuring the angular velocity and acceleration of tooth brushing through a six-axis attitude sensor to obtain original data;
step S2, correcting the original data through a Kalman filtering equation;
step S3, obtaining attitude data by calculation of an Euler angle solution equation;
step S4, judging the horizontal brushing or vertical brushing at the current tooth brushing position by combining three shafts and a force, and judging the tooth brushing times of the horizontal brushing or vertical brushing by a trend detection method or a threshold detection method;
step S5, judging whether the current tooth brushing position and the tooth brushing times of the current position reach the standard according to the 'Papanicolaou tooth brushing method';
and step S6, prompting and uploading the tooth brushing condition.
To sum up, the tooth brushing condition monitoring system of the utility model realizes tooth brushing condition monitoring, is used for prompting and uploading tooth brushing condition, and has high monitoring accuracy and precision, low cost and less power consumption; when the children brush teeth, the current tooth brushing condition is reminded in real time, and parents can receive the tooth brushing condition of the children at the same time, so that the double-layer supervision effect is achieved; the toothbrush is specially designed for a common toothbrush, can be fixed on a handle of the toothbrush, and has strong applicability.
It is right above the utility model provides a brush tooth condition monitoring system introduces in detail. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the present invention and its core ideas. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.
Claims (9)
1. A tooth brushing condition monitoring system is characterized by comprising a data acquisition unit (1), a judgment unit (3) and a prompt unit which are sequentially connected, wherein the data acquisition unit (1) is used for measuring the angular speed and the acceleration of tooth brushing through a six-axis attitude sensor and calculating by adopting an Euler angle solution equation to obtain attitude data; the judging unit (3) is used for judging whether the tooth brushing times at the current position reach the standard or not, and the prompting unit is used for displaying the current tooth brushing condition; the toothbrush further comprises a communication unit (4) and a power supply unit, wherein the communication unit (4) is connected with the judging unit (3) and is used for uploading the tooth brushing condition; the power supply unit supplies power to the data acquisition unit (1), the judgment unit (3), the communication unit (4) and the prompt unit.
2. A system for monitoring the brushing behaviour according to claim 1, characterised in that the data acquisition unit (1) corrects the raw data by means of the kalman filter equation.
3. The tooth brushing condition monitoring system according to claim 1, wherein the judging unit (3) judges the horizontal brushing or vertical brushing of the current tooth brushing position by three-axis resultant force, and judges the tooth brushing times of the horizontal brushing or vertical brushing by a trend detection method; and judging whether the current tooth brushing position and the tooth brushing times of the current position reach the standard according to the 'Papanicolaou tooth brushing method'.
4. A tooth brushing condition monitoring system according to claim 1, wherein the decision unit (3) comprises an STM32F103 chip.
5. A system for monitoring the brushing conditions according to claim 1, wherein the data acquisition unit (1) integrates a three-axis MEMS gyroscope, a three-axis MEMS accelerometer and a digital motion processor using MPU-6050 chip.
6. The system for monitoring the brushing behaviour according to claim 1, characterised in that the communication unit (4) uses an ESP8266EX chip.
7. The system according to claim 1, wherein the power supply unit comprises a power supply battery (7), a TP4056 circuit, and a charging interface (6) connected in sequence.
8. The system for monitoring tooth brushing condition according to claim 1, characterized in that the judging unit (3) judges the horizontal brushing or vertical brushing of the current tooth brushing position by three-axis resultant force, and judges the tooth brushing times of the horizontal brushing or vertical brushing by threshold detection method; and judging whether the current tooth brushing position and the tooth brushing times of the current position reach the standard according to the 'Papanicolaou tooth brushing method'.
9. The tooth brushing condition monitoring system according to claim 1, wherein the prompting unit comprises a display screen (2), the display screen (2) is used for displaying a simulated cartoon image, and when the judging unit (3) judges that the tooth brushing times of the current position reach the standard, the teeth of the corresponding position of the simulated cartoon image are lightened.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021275572.8U CN212158621U (en) | 2020-06-30 | 2020-06-30 | Tooth brushing condition monitoring system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021275572.8U CN212158621U (en) | 2020-06-30 | 2020-06-30 | Tooth brushing condition monitoring system |
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| CN212158621U true CN212158621U (en) | 2020-12-15 |
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| CN202021275572.8U Expired - Fee Related CN212158621U (en) | 2020-06-30 | 2020-06-30 | Tooth brushing condition monitoring system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114577259A (en) * | 2022-02-08 | 2022-06-03 | 深圳市云顶信息技术有限公司 | Tooth brushing information feedback method and device, electronic equipment and storage medium |
-
2020
- 2020-06-30 CN CN202021275572.8U patent/CN212158621U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114577259A (en) * | 2022-02-08 | 2022-06-03 | 深圳市云顶信息技术有限公司 | Tooth brushing information feedback method and device, electronic equipment and storage medium |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201215 Termination date: 20210630 |
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| CF01 | Termination of patent right due to non-payment of annual fee |