TWI745209B - Swimming ring having function of preventing drowning - Google Patents

Abstract

A swimming ring having a function of preventing drowning is provided. A sensor component is arranged on the swimming ring and is configured to sense a state of the swimming ring in a swimming pool to generate swimming ring state information. When a signal analyzing module determines that the swimming ring is placed around a user in the swimming pool based on the swimming ring state information, and the swimming ring is overturned such that the user maintains a posture that a head of the user is immersed in water and feet of the user move to a position above the swimming ring, the signal analyzing module outputs an overturn warning signal. An inflating and deflating module deflates gas in the swimming ring according to the overturn warning signal such that the user is no longer restricted by the swimming ring and can turn his head back up and feet back down by himself.

Description

Swimming ring that can prevent drowning

The invention relates to an anti-drowning device, in particular to a swimming ring capable of preventing drowning.

Lifebuoys and swimming rings are both safety aids for water activities, but they are different in nature. Lifebuoys play a life-saving role, while swimming rings are defined as water toys. Compared with the real lifebuoy, the swimming ring is too light, difficult to throw accurately, easy to break and leak, poor pressure resistance, and easy to burst; the plastic surface is wet and slippery, and it is difficult to grasp. The swimming ring is only suitable for use in the shallow water area of the swimming pool. If you are swimming in deep water, reservoirs, or the sea, it is best to use a lifebuoy. After all, it is safer. Shen, buy time for rescue. Generally, the swimming ring used by children is a seat ring, and most of them are used by very young children. Children cannot control their body balance when floating in the water. In addition, the center of gravity of the seat ring is high, and the force is not balanced and it is easy to roll over. If it is not discovered in time, the consequences will be very serious. Inflatable lifebuoys can only be regarded as entertainment equipment. They can still be used in a swimming pool, and they are not safe at all in the sea. This kind of lifebuoy is light in weight and has a thin skin. And if you scrape a stone, the skin will be broken and the consequences will be disastrous, so when you go to the beach, it is best to use a foam lifebuoy.

Whether it is a lifebuoy or a swimming ring currently in use, there is a potential safety concern, that is, the overturning problem caused by incorrect use. For children, once overturned, the body is constrained by the swimming ring. Factors, there is almost no ability to reverse it, if it fails They may drown as soon as they are found and disposed of. Similarly, for adults who are not gloomy, if they are overturned due to improper use, they can break free of the enclosure, but if they are in a place with waves or in deep water, it is also not easy to re-fix the upper body of the enclosure and drowning may occur. risks of.

Therefore, if the state of the circle itself and the state of its users can be detected, and an immediate notification can be issued, it will help reduce the risk factors.

The technical problem to be solved by the present invention is to provide a swimming ring capable of preventing drowning in response to the deficiencies of the prior art, including a swimming ring, a sensing component, a transmission and reception module, a signal analysis module, and a charging and discharging module. The sensing component is arranged on the swimming ring. The sensing component is configured to sense the state of the swimming ring in the water to generate information about the state of the swimming ring. The transmitting and receiving module is connected to the sensing component. The sending and receiving module is configured to send swim ring status information. The signal analysis module is connected to the transmitting and receiving module. The signal analysis module is configured to receive swimming ring status information from the transmitting and receiving module, and based on the swimming ring status information to analyze that when the user puts the swimming ring on the body in the water, the user's body overturns, causing the user to keep the head down and immerse When in the water with the feet up and unable to turn over, the overturning warning signal is output. The charging and discharging module is connected to the signal analysis module. The inflation and deflation module is configured to deflate the gas in the swimming ring according to the overturning warning signal, so that the swimming ring deflates and loses buoyancy, so that the user is no longer restricted by the swimming ring and can turn his head back up and down. Based on the subsequently received swimming ring status information, the signal analysis module determines that after the user deflates the swimming ring, when he turns his head back to the upper and lower posture, it outputs the correct posture signal to the inflation and deflation module to indicate inflation and deflation The module inflates the swimming ring.

In one embodiment, the sensing component is configured to sense the reaction force of the swimming ring applied to the user's waist by the user's waist when the swimming ring is fitted on the waist of the user to generate information about the state of the swimming ring. The signal analysis module judges that when the reaction force falls within the force range value, it judges After the user overturns, he is restricted by the swimming ring and cannot turn over on his own, and the overturning warning signal is output.

In one embodiment, the sensing component is configured to sense the weight value of the user on the swimming ring multiple times to generate swimming ring status information, and the signal analysis module calculates the difference between the weight value at the previous moment and the weight value at the current moment. And the length of time between the previous moment and the current moment, based on the analysis that the weight value changes with time is greater than the weight threshold value, and the weight value at the current moment is less than the weight threshold value, it is judged that the user is restrained by the swimming ring after overturning Restricted and unable to turn over on its own, output overturning warning signal.

In one embodiment, the sensing component includes a plurality of sensors, which are separately arranged at different positions on the swimming ring. The plurality of sensors are respectively configured to sense a plurality of weight values at different positions where the user applies the swimming ring. The signal analysis module analyzes the weight distribution information according to the multiple weight values sensed at the current moment and the position information of the multiple sensors on the swimming ring to analyze that the weight distribution information meets the preset flipping distribution information, and the previous time to When the change degree of the weight distribution information at the current time is greater than the preset weight change degree, it is determined that the user is restrained by the swimming ring after overturning and cannot turn over on his own, and the overturning warning signal is output.

In one embodiment, the sensing component has an impedance value. The size of the impedance value changes with the size of the body area and body part of the user contacting the impedance sensor, and the swimming ring state information is generated according to the sensed impedance value. Based on the status information of the swimming ring, the signal analysis module calculates that when the difference between the continuously sensed impedance values is greater than the impedance difference threshold value, it determines that the user is restrained by the swimming ring and the swimming ring is overturned, and outputs the overturning warning signal.

In one embodiment, the sensing component is configured to sense the position of the swimming ring on a single axis or on multiple axes to generate swimming ring status information, and the signal analysis module determines that the current position is reversed from the previous position or meets a preset reversal The direction is used to judge the overturning warning signal when the swimming ring is overturned.

In one embodiment, the sensing component is configured to sense the acceleration value of the swimming ring moving on a single axis or multiple axes to generate swimming ring state information. The signal analysis module judges the acceleration value based on it When it falls within the preset overturning acceleration range, and the current azimuth is reversed from the azimuth at the previous moment or meets the preset reversed azimuth, the overturn warning signal is output.

In one embodiment, the sensing component is configured to sense the water pressure experienced by the swimming ring, as a signal analysis module to analyze the depth of the swimming ring being pulled under the water surface from the previous moment to the current moment, to determine whether the user is The basis for the posture on the swimming ring.

In one embodiment, the sensing component is provided to be worn on the user, and is configured to sense whether the user's head is under the water for a long time, as a basis for the signal analysis module to determine that the user has turned over and cannot return to normal use. .

In one embodiment, the swimming ring capable of preventing drowning further includes a signal display module. The signal display module is arranged on the swimming ring or integrally formed with the swimming ring. The signal display module is connected to the signal analysis module. The signal display module is configured to play or display the overturning warning signal with sound, image, light or color.

As described above, the present invention provides a swimming ring capable of preventing drowning, which has the following advantages: 1. It has intelligent sensing, condition discrimination, and networking functions, and can be detected and notified in real time when encountering a situation or take active countermeasures; 2. It has the ability to actively reset the body posture of the circle, so that the load that is inverted in the water can be flipped back (head up and down); 3. With the function of resetting the circle body posture to prevent drowning; 4. It is instant, automated and active Detection and crisis response functions.

In order to further understand the features and technical content of the present invention, please refer to the following detailed description and drawings about the present invention. However, the provided drawings are only for reference and description, and are not used to limit the present invention.

10: Sensing components

20: Transmit and receive module

30: Signal analysis module

40: charging and discharging module

50: Signal display module

60: External electronic device

90: swimming ring

11, 12, 13: weight sensor

14: Air pressure sensor

15: Orientation sensor

16: Separate liquid sensor

Fig. 1 is a block diagram of a swimming ring capable of preventing drowning according to an embodiment of the present invention.

Fig. 2 is a schematic diagram of a sensor provided at the inner edge of a swimming ring of a swimming ring capable of preventing drowning according to an embodiment of the present invention.

Fig. 3 is a schematic diagram of a sensor provided at a position of the user's hand on the front of the swimming ring of the swimming ring capable of preventing drowning according to an embodiment of the present invention.

4 is a schematic diagram of an embodiment of the present invention where sensors are provided at the inner edge of the swimming ring of the swimming ring that can prevent drowning and at the position of the user's hand on the front of the swimming ring.

Fig. 5 is a schematic diagram of the use of a swimming ring of a swimming ring capable of preventing drowning on a child in a swimming pool according to an embodiment of the present invention.

Fig. 6 is a schematic diagram of a swimming ring capable of preventing drowning in an embodiment of the present invention warning a child on the head and feet.

The following are specific specific examples to illustrate the implementation of the present invention. Those skilled in the art can understand the advantages and effects of the present invention from the content disclosed in this specification. The present invention can be implemented or applied through other different specific embodiments, and various details in this specification can also be based on different viewpoints and applications, and various modifications and changes can be made without departing from the concept of the present invention. In addition, the drawings of the present invention are merely schematic illustrations, and are not drawn according to actual dimensions, and are stated in advance. The following embodiments will further describe the related technical content of the present invention in detail, but the disclosed content is not intended to limit the protection scope of the present invention. In addition, the term "or" used in this article may include any one or a combination of more of the associated listed items depending on the actual situation.

Please refer to FIG. 1, which is a block diagram of a swimming ring capable of preventing drowning according to an embodiment of the present invention.

As shown in FIG. 1, the swimming ring capable of preventing drowning in the embodiment of the present invention may include a sensing component 10, a transmitting and receiving module 20, a signal analysis module 30, a charging and discharging module 40, and a signal display module 50. The transmitting and receiving module 20 connects the sensing component 10 to the signal analysis module 30. The signal analysis module 30 is connected to the charging and discharging module 40, the signal display module 50 and the external electronic device 60.

The sensing component 10 can be arranged on the swimming ring. The sensing component 10 is configured to sense the state of the swimming ring in the water, such as in a swimming pool or the sea, to generate information about the state of the swimming ring. The transmitting and receiving module 20 may use wireless transmission technology to transmit the swimming ring status information generated by the sensing component 10 on the swimming ring to the signal analysis module 30 in a remote server or a central control room/management room.

The signal analysis module 30 can analyze the status information of the swimming ring and analyze that when the user puts the swimming ring on the body in the water, the swimming ring overturns or the user's center of gravity tilts, causing the user's body to overturn, and the user keeps his head down and immersed When in the water with the feet facing up and unable to turn over, a tipping warning signal is output.

According to the overturning warning signal, the inflation and deflation module 40 knows that the user is restrained by the buoyancy generated by the gas-filled swimming ring and cannot turn over on his own. Deflate the swimming ring and lose its buoyancy.

During the deflation process of the swimming ring or when the deflation is complete, the signal analysis module 30 determines that the user is no longer restricted by the swimming ring and can turn his head back to the upper and lower posture according to the subsequently received swimming ring state information, and output A correct posture signal is sent to the inflating and deflating module 40 to instruct the inflating and deflating module 40 to stop deflating the swimming ring, but instead to reinflate the swimming ring, for example, by means of a medicine bag or a compressed air bag in the ring Known inflatable means allow the swimming ring to float on the water.

The sensing component 10 may include an air pressure sensor 14. The air pressure sensor 14 can be connected to an inflating and discharging module 40. The air pressure sensor 14 can be configured to sense the air pressure, the amount of air, or both in the swimming ring to generate information about the status of the swimming ring, which is provided to the inflating and deflating module 40, so that the inflating and deflating module 40 can know that it needs to be refilled Or how much gas is vented.

The signal analysis module 30 can receive the status information of the swimming ring from the air pressure sensor 14. According to the status information of the swimming ring, it is determined that the air pressure in the swimming ring is less than a gas pressure threshold value and less than a gas threshold during the deflation process of the swimming ring. When the value and/or the buoyancy of the swimming ring is less than a buoyancy threshold value (which does not restrict the buoyancy of the user's inability to turn over and turn back to the upper and lower posture), the inflating and deflating module 40 is instructed to stop deflating.

In order to more clearly describe how the present invention prevents the user from drowning, the following embodiments illustrate various aspects of the sensing assembly 10, but they are only used for illustration, and are not intended to limit the present invention. It should be understood that the various types of sensors included in the sensing assembly 10 exemplified in the various embodiments herein can be appropriately installed in the swimming ring together or omitted, increased in number, and changed in actual applications.

Please refer to FIGS. 1 and 2, where FIG. 2 is a schematic diagram of a sensor provided at the inner edge of a swimming ring of a swimming ring capable of preventing drowning according to an embodiment of the present invention.

The sensing component 10 shown in FIG. 1 may include the weight sensor 11 shown in FIG. 2, or may be additionally provided or replaced with a pressure sensor in practice, and may be, for example, a ring-shaped sensor sheet or other types. As shown in FIG. 2, for example, it is arranged on the inner edge of the annular ring of the swimming ring 90, that is, when the swimming ring 90 is put on the user, the position on the swimming ring 90 touched by the user's waist or nearby body parts.

The weight sensor 11 exemplified in this embodiment is configured to sense that when the swimming ring 90 is put on the waist of the user and force is applied to the waist of the user, the user's waist exerts a reaction force on the swimming ring 90 to generate information about the state of the swimming ring. , Transmitted to the signal analysis module 30 through the transmitting and receiving module 20. The signal analysis module 30 judges that the reaction force falls within a power range value based on the status information of the swimming ring, and judges that the user is restrained by the swimming ring 90 and the posture is turned over to the head and feet, and outputs the overturning warning signal to indicate inflation and deflation. The module 40 deflates the swimming ring 90.

Conversely, the signal analysis module 30 judges that the reaction force does not fall within the power range value or is less than a power threshold value based on the status information of the swimming ring, and determines that the user has left the swimming ring. At this time, there is no need to place the swimming ring 90 gas.

Please refer to Figure 1 and Figure 3, where Figure 3 is an embodiment of the present invention that can prevent drowning swimming A schematic diagram of the sensor provided at the position of the user's hand on the front of the swimming ring of the swimming ring.

The sensing component 10 shown in FIG. 1 may include the weight sensor 12 shown in FIG. 3, or may be additionally provided or replaced with a pressure sensor in practice, and may be, for example, a ring-shaped sensor sheet or other types As shown in Figure 3, for example, it is set on the hollow part of the swimming ring 90 near the middle of the swimming ring 90. When the swimming ring 90 is applied to the user, the user may exert force on his hands or body while standing or swimming. To the position on the swimming ring 90.

The weight sensor 12 exemplified in this embodiment is configured to sense that when the user’s hand or body exerts force on the swimming ring 90 put on the user while standing or swimming, the swimming ring 90 bears the user Multiple weight values or pressure values to generate swimming lap status information.

For example, the signal analysis module 30 calculates the difference between the weight value at the previous time and the weight value at the current time, and the length of time between the previous time and the current time, and analyzes the change range of the weight value with time. When the signal analysis module 30 determines that the weight value changes with time in a time interval is greater than a weight amplitude threshold value, and the current weight value is less than a weight value threshold value, it is determined that the user is restricted by the swimming ring 90 and The posture overturning is the head down and the feet up, and the overturning warning signal is output. The above-mentioned weight value described herein can be replaced with a pressure value.

For another example, when the user just starts to use the swimming ring 90, for example, when the parent is still with the child and the child maintains a safe posture on top and feet, the weight sensor 12 senses multiple weight values and provides them to the signal analysis module 30 Perform data analysis and use the one or more weight values sensed at the beginning as the reference weight values for the safe posture. When the parent leaves the child after a period of time, the signal analysis module 30 compares the subsequently sensed weight value with the reference weight value to compare the two, and the difference between the two is less than a weight difference threshold or When the currently sensed weight value is less than the weight threshold value (the impedance sensor is not touched after turning over), the child (user) is judged to be a safe posture, otherwise, it is judged as a dangerous posture, such as an overturning posture on the head and feet Above, the signal analysis module 30 outputs the overturning warning signal. The above-mentioned weight value described herein can be replaced with a pressure value.

Please refer to Figure 1 and Figure 4 to Figure 6, where Figure 4 is an embodiment of the present invention that can prevent drowning at the inner edge of the swimming ring of the swimming ring and the user's hand position on the front of the swimming ring are all set There is a schematic diagram of the sensor; Figure 5 is a schematic diagram of the use of a swimming ring that can prevent drowning on a child in a swimming pool according to an embodiment of the present invention; Figure 6 is a schematic diagram of the swimming ring that can prevent drowning on a child Schematic diagram of warnings above and below the head.

The sensing component 10 shown in FIG. 1 may include multiple weight sensors, such as the weight sensor 11, the weight sensor 12, and the weight sensor 13 shown in FIG. 4 (these can be replaced by pressure sensors). Detectors) are located at different positions on the swimming ring 90.

As shown in FIG. 4, the weight sensor 11 and the weight sensor 12 are configured as described above, and the same content will not be repeated here. The multiple weight sensors 13 may be separately arranged at different positions on the upper surface of the ring body of the swimming ring 90 near the outer edge as in the present embodiment, or may be arranged at other positions on the swimming ring 90 in practice. The multiple weight sensors 13 may be spaced a predetermined distance apart from each other as in this embodiment, but in practice, a single weight sensor can also be replaced. The number and location of the weight sensors are not limited to the examples of this embodiment, and can be increased or decreased according to actual needs.

The weight sensor 11, the weight sensor 12, and the weight sensor 13 as shown in FIG. 4 are configured to sense the gravity value or pressure value at different positions of the swimming ring 90 applied by the user to generate the swimming ring state News. The signal analysis module 30 can determine whether the user's posture is a dangerous posture above the head and feet and whether it is out of the circle of the swimming ring 90 according to multiple gravity values or pressure values of the swimming ring state information.

When the signal analysis module 30 compares the weight sensed/received by one of the weight sensors 13 near the outer edge of the swimming ring 90 to a value greater than that of the weight sensor 12 placed near the inner edge of the swimming ring 90 by the user When the weight value, and the weight value of the weight sensor 13 will be greater than a weight threshold value (the weight threshold value may depend on the maximum weight value sensed in a safe posture on the head and feet), analyze the user’s body overturning, For example, when the user turns over as shown in FIG. 6, the back presses the weight sensor 13 near the outer edge of the swim ring 90.

Or, the signal analysis module 30 can analyze the weight based on the multiple weight values sensed by the multiple sensors of the sensing assembly 10 at different moments and the location information of the sensors on the swimming ring. Distribution information. When the signal analysis module 30 determines that the degree of change in the weight distribution information from the previous moment to the current moment is greater than a predetermined degree of weight change, for example, the weight value sensed by one of the weight sensors 13 is increased by more than a predetermined period of time. At a preset instantaneous weight threshold value, it is determined that the user is restrained by the swimming ring 90 and the posture is overturned to the top of the head, and the overturning warning signal is output.

In practice, if necessary, the sensing component 10 can further include an impedance sensor (not shown), which can be placed on the swimming ring 90 where the user will touch under normal/safe use, such as the user’s armpit or The position on the swimming ring 90 where the hand touches. The impedance value of the impedance sensor changes with the body area and body parts of the user who contacts the impedance sensor, and the swimming ring state information is generated according to the sensed impedance value. The signal analysis module 30 calculates the difference between a plurality of impedance values continuously sensed in a period of time according to the impedance value of the swimming ring state information, and determines that the difference value is greater than an impedance difference threshold value, or determines that the current impedance value is less than The impedance threshold value (the impedance sensor cannot be touched after turning over), it is determined that the user is constrained by the swimming ring 90 and turned over together with the swimming ring 90 as shown in FIG. The swimming ring 90 deflates.

The above-mentioned sensor is mainly used to sense whether the user has detached and used the swimming ring 90 normally. In order to know more accurately whether the user has turned over with the swimming ring 90, the sensing assembly 10 shown in FIG. 1 may include the orientation sensor 15 shown in FIG. 4, such as but not limited to a gyroscope sensor and an acceleration sensor. Sensors, etc.

The 15 orientation sensors can be configured to sense the orientation of the swimming ring 90 on a single axis or on multiple axes (for example, three axes) to generate information about the status of the swimming ring. The signal analysis module 30 determines that the current position is reversed from the previous position or meets the preset inverted position, determines that the swim ring 90 is overturned, and when it is determined that the user is restrained by the swim ring 90 as described above, determines that the user is overturned, and outputs the overturned A warning signal is used to instruct the inflation and deflation module 40 to deflate the swimming ring 90.

In practice, the sensing component 10 may include an acceleration sensor (not shown), which is configured to sense the acceleration value of the movement of the swimming ring 90 on a single axis or multiple axes, and determine whether the current position is reversed from the previous position. Complies with the preset upside-down orientation, and the acceleration value falls within a preset overturning acceleration range, and the user is constrained by the swimming ring 90, to more accurately determine the user's overturning, and output an overturning warning signal to indicate inflation and deflation The module 40 deflates the swimming ring 90.

In practice, the sensing component 10 may further include a water pressure sensor (not shown), configured to sense the water pressure of the swimming ring 90 in the water, as the signal analysis module 30 to analyze the swimming ring 90 from the previous moment The depth of being pulled down the water surface at the present moment is used as the basis for judging the user's posture on the swimming ring 90, and the overturning warning signal is output when the user's posture is up and down as shown in FIG. 6.

In practice, the sensing assembly 10 may further include a separate liquid sensor 16, which can be worn directly or together with a swimming cap or other wearables on the neck, head and other parts of the user. The separated liquid sensor 16 can sense whether the user's head is under the water surface for a long time, as a basis for the signal analysis module 30 to determine that the user has turned over and cannot return to the normal state of use. When the head is up and down, it outputs an overturning warning signal and/or instructs the inflation and deflation module 40 to deflate the swimming ring 90.

The anti-drowning device of the swimming ring 90 may further include a signal display module 50, which may be installed on the swimming ring 90, integrally formed with the swimming ring 90, or installed in other places such as a broadcasting device by the swimming pool. The signal display module 50 can be connected to the signal analysis module 30. The signal display module 50 is configured to play or display the overturning warning signal by sound (such as high-decibel sound), image, light, color, message text, etc., for example, when the user is in a safe/normal posture as shown in FIG. 5, the swimming ring 90 When the user is in a dangerous/abnormal posture as shown in Figure 6, the ring body of the swimming ring 90 is red (light), which makes it clear to the shore personnel. In addition or alternatively, the signal display module 50 can output the overturning warning signal to the lifeguard on the shore of the swimming pool or the pre-paired external electronic device 60 of the person (parent) who walks in the swimming pool with the user (child) through wireless transmission technology. For example, mobile phones, light poles on the shore, broadcasting equipment, etc., to notify personnel to carry out immediate rescue and avoid drowning.

In summary, the present invention provides a swimming ring capable of preventing drowning, which has the following advantages: 1. It has intelligent sensing, condition discrimination, and networking functions, and can detect and report situations in real time or take active countermeasures; 2. .Has the ability to actively reset the body posture of the circle, so that the inverted load in the water can be flipped back (head and foot); 3. With the function of resetting the circle body posture to prevent drowning; 4. It is instant, automatic and active Integrated detection and crisis response functions.

The content disclosed above is only the preferred and feasible embodiments of the present invention, and does not limit the scope of the patent application of the present invention. Therefore, all equivalent technical changes made using the description and schematic content of the present invention are included in the application of the present invention. Within the scope of the patent.

11, 12, 13: weight sensor

15: Orientation sensor

90: swimming ring

60: External electronic device

16: Separate liquid sensor

Claims (9)

A swimming ring capable of preventing drowning, comprising: a swimming ring; a sensing component arranged on the swimming ring and configured to sense the state of the swimming ring in the water to generate information on the status of the swimming ring; and a transmitting and receiving module Group, connected to the sensing component, configured to transmit the status information of the swimming ring; a signal analysis module, connected to the transmitting and receiving module, configured to receive the status information of the swimming ring from the transmitting and receiving module, according to the state of the swimming ring Information is used to analyze that when the user puts the swimming trap on the body in the water, the user’s body overturns, causing the user to maintain the posture of being immersed in the water with the head down and the feet up and unable to turn over, output an overturn warning signal; and An inflation and deflation module, connected to the signal analysis module, is configured to deflate the gas in the swimming ring according to the overturning warning signal, so that the swimming ring deflates and loses buoyancy, so that the user is no longer restricted by the The swimming ring is constrained and can turn back to the upper and lower posture; the signal analysis module judges that the user turns back to the upper and lower posture after the swimming ring is deflated based on the subsequent received state information of the swimming ring , Output a correct posture signal to the charging and discharging module to instruct the charging and discharging module to inflate the swimming ring; wherein the sensing component has an impedance value, and the magnitude of the impedance value varies with the contact with the impedance sensor The user’s body area and body parts change, the sensing component generates the swimming ring state information based on the sensed impedance value, and the signal analysis module calculates the continuous sensing based on the swimming ring state information When a difference between a plurality of the impedance values is greater than an impedance difference threshold value, it is determined that the user is restricted by the swimming ring and the swimming ring is overturned, and the overturning warning signal is output. The swimming ring capable of preventing drowning according to claim 1, wherein the sensing component is configured to sense that when the swimming ring is placed on the waist of the user and force is applied to the waist of the user, the waist of the user applies a part of the swimming ring The reaction force is used to generate the status information of the swimming ring. When the signal analysis module determines that the reaction force falls within a force range value, it is determined that the user is restrained by the swimming ring after overturning and cannot turn over on its own, and outputs the overturning warning signal . The swimming ring capable of preventing drowning as described in claim 1, wherein the sensing component is configured to sense a weight value of the user on the swimming ring multiple times to generate the status information of the swimming ring, and the signal analysis module calculates A difference between the weight value at a moment and the weight value at the current moment, and the length of time between the previous moment and the current moment, to analyze that the change in the weight value over time is greater than a weight range threshold, and the current moment When the weight value of is less than a weight threshold value, it is determined that the user is restrained by the swimming ring after overturning and cannot turn over on his own, and the overturning warning signal is output. The swimming ring capable of preventing drowning according to claim 1, wherein the sensing assembly includes a plurality of sensors, which are separately arranged at different positions on the swimming ring, and are respectively configured to sense that the user applies the swimming ring The signal analysis module analyzes a number of weight values at different positions on the swimming ring based on the weight values sensed at the current moment and the position information of the sensors on the swimming ring. When the weight distribution information conforms to a preset flipping distribution information, and the degree of change of the weight distribution information from the previous moment to the current moment is greater than a preset degree of weight change, it is determined that the user is restricted by the swimming ring after flipping and cannot turn over on his own , Output the overturning warning signal. The swimming ring capable of preventing drowning according to claim 1, wherein the sensing component is configured to sense the position of the swimming ring on a single axis or on multiple axes to generate the status information of the swimming ring, and the signal analysis module determines the current The azimuth is reversed from the azimuth at the previous moment or conforms to a preset reversed azimuth to determine when the swimming ring is overturned, output the Overturn the warning signal. The swimming ring capable of preventing drowning according to claim 5, wherein the sensing component is configured to sense an acceleration value of the swimming ring moving on a single axis or multiple axes to generate state information of the swimming ring, and the signal analysis model According to the group, it is determined that the acceleration value falls within a preset overturning acceleration range, and when the current position is reversed from the previous position or meets the preset reversed direction, the overturning warning signal is output. The swimming ring capable of preventing drowning according to claim 1, wherein the sensing component is provided to be worn on the user, and is configured to sense whether the user's head is under the water for a long time, as the signal analysis module to determine The basis for the user overturning and unable to return to the normal state of use. The swimming ring capable of preventing drowning as described in claim 1, wherein the sensing component is configured to sense the water pressure suffered by the swimming ring, as the signal analysis module to analyze that the swimming ring has been moved from the previous moment to the current moment The depth of the pull down under the water surface is used as a basis for judging the user's posture on the swimming ring. The swimming ring capable of preventing drowning as described in claim 1, further includes a signal display module, which is arranged on the swimming ring or integrally formed with the swimming ring, connected to the signal analysis module, and configured with sound, image, and light Or play in color or display the overturning warning signal.

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