CN111481169B

CN111481169B - Children monitoring system based on from electricity generation mechanism

Info

Publication number: CN111481169B
Application number: CN201911284134.XA
Authority: CN
Inventors: 李永亮
Original assignee: Chongqing Technology and Business University
Current assignee: Chongqing Technology and Business University
Priority date: 2019-12-13
Filing date: 2019-12-13
Publication date: 2023-03-07
Anticipated expiration: 2039-12-13
Also published as: CN111481169A

Abstract

The invention relates to the technical field of intelligent wearable equipment, in particular to a child monitoring system based on a self-generating mechanism, which comprises a detection end applied to children clothes and a monitoring end in remote communication with the detection end, wherein the detection end comprises the following modules: sign parameter acquisition module: the system is used for acquiring physical sign parameters of the body of the child; the self-generating module: the device is used for collecting the kinetic energy generated by the arms of the children during movement and converting the kinetic energy into electric energy; an energy storage module: the device is used for processing and storing the collected electric energy; a control module: the energy storage module is used for collecting electric energy, the physical sign parameter collection module is awakened to collect physical sign parameters, and the collected physical sign parameters are sent to the monitoring end through the arranged communication module. The invention can monitor the physical condition of the children when the children move, and solves the problems that the children do not increase or decrease clothes in time after sweating, and are easy to catch a cold.

Description

Children monitoring system based on from electricity generation mechanism

Technical Field

The invention relates to the technical field of intelligent wearable equipment, in particular to a child monitoring system based on a self-generating mechanism.

Background

At present, some people with weak constitution have weak capability of coping with body temperature change, and are easy to catch a cold and even suffer from severe diseases such as pneumonia and the like because people are not aware of or do not wipe sweat and change clothes in time after sweating. Wherein, children in the kindergarten have low general resistance and are active, and if the clothes are not increased or decreased in time after sweating during exercise, the children are easy to catch a cold.

Disclosure of Invention

The invention mainly aims to provide a child monitoring system based on a self-generating mechanism, which can monitor the physical condition of a child when the child moves, and solves the problems that the child does not increase or decrease clothes in time after sweating during movement, and the child is easy to catch a cold.

In order to achieve the purpose, the invention provides a child monitoring system based on a self-generating mechanism, which comprises a detection end applied to children clothes and a monitoring end in remote communication with the detection end, wherein the detection end comprises the following modules:

sign parameter acquisition module: the system is used for acquiring physical sign parameters of the body of the child;

the self-generating module: the device is used for collecting the kinetic energy generated by the arms of the children during movement and converting the kinetic energy into electric energy;

an energy storage module: the device is used for processing and storing the collected electric energy;

a control module: the energy storage module is used for awakening the sign parameter acquisition module to acquire the sign parameters when the energy storage module collects electric energy, and transmitting the acquired sign parameters to the monitoring end through the set communication module.

The working principle and the advantages of the invention are as follows:

1. from the setting of electricity generation module and energy storage module, can utilize the active good movements individuality of children, gather children's kinetic energy in the motion process to change into the electric energy, the electric energy of collecting only supplies power and gives sign parameter acquisition module and communication module, need not to set up external power source and carries out charge-discharge, energy saving. And through the control of control module for when energy storage module collected the electric energy, just can awaken sign parameter acquisition module and gather the sign parameter, further energy saving.

2. The setting of control end can receive the sign parameter that control module sent, makes things convenient for teacher and head of a family in time to know whether children need increase and decrease the clothing, effectively reduces kindergarten children's sick rate.

Further, the physical sign parameters include a temperature parameter, a humidity parameter and a pulse parameter.

Select the collection number of less sign parameter, be favorable to alleviateing sign parameter acquisition module quality and volume to reduce the burden to children, through to temperature, humidity and pulse, understanding children's motion condition and the health condition that can be convenient moreover.

Further, the physical sign parameter acquisition module specifically comprises the following modules:

body temperature acquisition submodule: the temperature sensor is used for acquiring temperature parameters of the back and two armpits of the child;

humidity acquisition submodule: the device is used for acquiring humidity parameters of the back and two underarm skins of the child through a humidity sensor;

a pulse acquisition submodule: the pulse sensor is used for acquiring the pulse parameters of the children.

Through the humiture of gathering back and two armpits to and the pulse parameter, analysis children's that can be convenient motion condition and physical condition.

Furthermore, the self-generating module collects the kinetic energy and converts the electric energy through piezoelectric ceramic vibration pieces arranged at two armpits of the child.

The piezoelectric ceramic material has a unique piezoelectric effect and can convert mechanical energy into electric energy. Under the action of external vibration or impact, the piezoelectric ceramic deforms and outputs the charge quantity. Under the working condition of continuous vibration, the piezoelectric ceramics can continuously output electric energy. And the frequency of hands of children is high due to lively and active reasons, so that the piezoelectric ceramic vibrating piece arranged under the armpit can continuously generate deformation to generate electric energy.

Furthermore, the communication module comprises a Bluetooth module, and the detection end and the monitoring end are connected through Bluetooth communication.

The communication speed, the transmission distance and the power consumption of the Bluetooth module are moderate, and the applicable scene of the scheme is met.

Further, the energy storage module comprises a voltage stabilizing unit, a DC/DC conversion unit and an energy storage unit which are electrically connected in sequence.

The voltage stabilizing unit can prevent the DC/DC converter from being damaged by an excessive voltage. When the energy storage unit supplies power, a direct current voltage is converted into a variable direct current voltage through the DC/DC conversion unit, so that the energy storage unit is convenient to charge.

Further, the monitoring end comprises the following modules:

a receiving module: the system is used for receiving the physical sign parameters sent by the detection end;

sign parameter analysis module: the system is used for analyzing the physical condition of the child according to the received physical sign parameters and judging whether the child needs to increase or decrease clothes;

a prompt module: and the system is used for prompting the judgment result of the physical sign parameter analysis module.

The setting of control end, the head of a family or mr of being convenient for in time know children's physical condition, in time help children make the measure of preventing the cold after the motion.

Further, the sign parameter analysis module specifically includes the following modules:

body temperature trend analysis submodule: the temperature monitoring system is used for analyzing the body temperature rising and falling trend of the child according to the received temperature parameters;

humidity trend analysis submodule: the humidity monitoring system is used for analyzing the humidity rising and falling trend of the skin of the child according to the received humidity parameters;

a pulse trend analysis submodule: the pulse rising and falling trend of the children is analyzed according to the received pulse parameters;

a physical condition analysis sub-module: the method is used for analyzing and judging whether the children need to increase or decrease clothes and analyzing the probability of catching a cold according to the body temperature rising and falling trend of the children, the humidity rising and falling trend of the skin and the pulse rising and falling trend.

The rising of the body temperature indicates that the child is moving, and the pulse frequency is accelerated, and the child can sweat during the movement, so that the humidity value is increased. Once the children stop moving, the pulse frequency is reduced, the evaporation of sweat can cause the body temperature to be reduced, the humidity value of the body temperature is also reduced, and if the clothes are not increased or decreased in time, the children with low resistance are very easy to catch a cold. And the health condition analysis module can come the analysis according to children's body temperature rising and falling trend, the humidity rising and falling trend and the pulse rising and falling trend of skin, judges whether children need increase and decrease the clothing and suffer from the probability of flu, makes things convenient for mr or the head of a family to in time take counter-measure.

Further, the monitoring end also comprises the following modules:

an alarm module: and the alarm unit is used for giving an alarm when the body temperature trend analysis submodule analyzes that the body temperature of the child is a descending trend.

Can remind parents or teachers, and timely help children to take measures for preventing cold after exercise.

Further, the intelligent clothes for fixing the detection end are further included. The children of being convenient for dress the detection end on one's body to the convenient monitoring that realizes children.

Drawings

Fig. 1 is a logic block diagram of a child monitoring system based on a self-generating mechanism according to an embodiment of the present invention;

FIG. 2 is a top sectional view of a start switch according to a second embodiment;

FIG. 3 is a front view of the second embodiment of the leaf spring switch;

FIG. 4 is a front view of the rack according to the second embodiment;

FIG. 5 is a front view of the smart garment;

fig. 6 is a sectional view of the vibration power generation cartridge.

Detailed Description

The following is further detailed by way of specific embodiments:

reference numerals in the drawings of the specification include: the device comprises a breathable sheet 1, an air vent 2, a first fixing sheet 3, a nut 4, a metal thin rod 5, a conductive layer 6, an electromagnet 7, a limiting sheet 8, a buffer layer 9, a second fixing sheet 10, a metal protrusion 11, a conductive sheet 12, a placing frame 13, a torsion spring 14, a piezoelectric ceramic sheet 15, a hitting block 16, a starting switch 17, an energy storage unit 18, a PCB integrated circuit board 19, a metal wire 20, a steel ball 21, a piezoelectric ceramic sheet group 22, an annular groove 23 and a vibration power generation box 24.

Example one

A child monitoring system based on a self-generating mechanism is basically shown as figure 1 and comprises a detection end applied to children clothes and a monitoring end in remote communication with the detection end, wherein the detection end comprises the following modules:

sign parameter acquisition module: the system is used for acquiring physical sign parameters of the body of the child; the physical sign parameters comprise a temperature parameter, a humidity parameter and a pulse parameter. Select the collection number of less sign parameter, be favorable to alleviateing sign parameter acquisition module quality and volume to reduce the burden to children, through to temperature, humidity and pulse, enough know children's motion condition and health condition moreover.

The sign parameter acquisition module specifically comprises the following three submodules:

a humidity acquisition submodule: the device is used for acquiring the humidity parameters of the back and the two underarm skins of the child through a humidity sensor;

The self-generating module: the device is used for collecting the kinetic energy generated by the swinging of the arms of the children and converting the kinetic energy into electric energy; the self-generating module collects the kinetic energy and converts the electrical energy through the piezoelectric ceramic vibrating pieces arranged under the clothes at the two armpits of the children. The kinetic energy generated by the movement of the children can be converted into electric energy through the piezoelectric effect of the piezoelectric ceramic vibrating piece. The principle of the piezoelectric effect is that if a pressure is applied to a piezoelectric material, it generates a potential difference (called a positive piezoelectric effect), whereas if a voltage is applied, a mechanical stress (called an inverse piezoelectric effect) is generated. If the pressure is a high frequency vibration, a high frequency current is generated. When high-frequency electric signals are applied to the piezoelectric ceramic, high-frequency acoustic signals (mechanical vibration) are generated, which are known as ultrasonic signals. What utilize in this scheme is piezoceramics piece's malleation electric effect, specifically do: when the child arm carries out the swing of high frequency, through setting up piezoceramics electric energy conversion device, come high frequency extrusion piezoceramics with child arm wobbling kinetic energy, make piezoceramics continuously produce and warp, continuously produce the electric energy to the convenient collection.

An energy storage module: the device is used for processing and storing the collected electric energy; the energy storage module specifically includes: the voltage stabilizing unit, the DC/DC conversion unit and the energy storage unit are electrically connected in sequence. Wherein the voltage stabilizing unit prevents the DC/DC converting unit from being damaged by an excessively high voltage. The energy storage unit can be a storage battery or a super capacitor and is used for supplying power to a temperature sensor, a humidity sensor, a pulse sensor, a Bluetooth module and the like, and when the energy storage unit supplies power, a direct current voltage is converted into a variable direct current voltage through the DC/DC conversion unit, so that the energy storage unit is convenient to charge.

The storage battery comprises Ni-H and Li ion batteries, and the Ni-H battery has the advantages of high charge density, small memory, no need of a typical charge controller and a voltage corrector to form a circuit and the like; the Li-ion battery has the advantages of light weight, long service life, no pollution and the like. The selection of the battery can be based on the requirements of the specific application.

The super capacitor is used as an energy storage mode of piezoelectric power generation, and compared with a common capacitor, the storage time of electric quantity can be prolonged as far as possible, and specific parameters of the super capacitor are calculated according to actual requirements. The selection of the storage battery and the super capacitor is selected according to specific situations, and the super capacitor is preferably selected according to actual requirements in the embodiment, and the output voltage can be converted into a voltage suitable for being directly used by electronic components in combination with the DC/DC conversion unit.

A control module: the energy storage module is used for awakening the sign parameter acquisition module to acquire the sign parameters when the energy storage module collects electric energy, and transmitting the acquired sign parameters to the monitoring end through the set communication module. Control module specifically can adopt the singlechip, and the singlechip can directly integrate communication module, for example bluetooth module, wifi module, 4G communication module, GPRS communication module etc. this scheme adopts bluetooth module, and bluetooth module adopts latest bluetooth 5.0 technique, and its communication speed, transmission distance, consumption are moderate, satisfy the suitable scene of this scheme.

The monitoring end comprises the following modules:

a receiving module: the system is used for receiving the physical sign parameters sent by the detection end; the same Bluetooth module is adopted to be paired with the detection end, and the physical sign parameters are received.

the sign parameter analysis module specifically comprises the following four sub-modules:

a pulse trend analysis submodule: the pulse rising and falling trend analysis module is used for analyzing the pulse rising and falling trend of the child according to the received pulse parameters;

a physical condition analysis sub-module: the method is used for analyzing and judging whether the children need to increase or decrease clothes and analyzing the probability of catching a cold according to the body temperature rising and falling trend of the children, the humidity rising and falling trend of the skin and the pulse rising and falling trend. The rise of the body temperature indicates that the child is in motion, and the pulse frequency is accelerated, so that the child sweats during the motion, and the humidity value is increased. Once the children stop moving, the pulse frequency is reduced, the body temperature is reduced due to the evaporation of sweat, the humidity value is also reduced, and if the clothes are not increased or decreased in time, the children with low resistance are very easy to catch a cold. And the health condition analysis module can come the analysis according to children's body temperature rising and falling trend, the humidity rising and falling trend and the pulse rising and falling trend of skin, judges whether children need increase and decrease the clothing and suffer from the probability of flu, makes things convenient for mr or the head of a family to in time take counter-measure. Body temperature trend analysis module, humidity trend analysis module, pulse trend analysis module and health condition analysis module, accessible design APP realizes that the monitoring end that it carried can select to use singlechip or smart machine. The smart phone in the smart device is selected and used in the scheme.

A prompt module: and the system is used for prompting the judgment result of the physical sign parameter analysis module. And the prompt of the judgment result can be displayed through a display screen arranged on the monitoring end.

An alarm module: and the alarm unit is used for giving an alarm when the body temperature trend analysis submodule analyzes that the body temperature of the child is a descending trend. The alarm unit may be specifically an audio. Through the voice broadcast of stereo set, can in time remind the head of a family or mr, make things convenient for in time help children to make the measure of prevention cold after the motion.

Example two

The difference between the second embodiment and the first embodiment is that the control module further includes a starting module, where the starting module is electrically connected to the energy storage module, and is used to input the electric energy stored in the energy storage unit 18 of the energy storage module into the acquisition module after the energy storage module collects a certain amount of electric energy, and wake up the physical sign parameter acquisition module to acquire the physical sign parameters.

The starting module comprises a starting switch 17 and an electromagnet 7, as shown in fig. 2, the starting switch 17 comprises a breathable sheet 1, a water absorbing layer and a conductive layer 6 which are sequentially arranged and closely connected. The breathable piece 1 is made of an insulating plastic sheet, the set position is closest to the back, a plurality of air holes 2 are formed in the breathable piece 1, a polytetrafluoroethylene filter membrane is attached to the inside of the breathable piece 1, the water vapor of sweat can be guaranteed to pass through without resistance under a very low pressure difference, and the water solution of the sweat cannot penetrate through the breathable piece. The layer that absorbs water adopts absorbent cotton or sponge, preferably in this scheme the sponge, and the sponge is inside to be equipped with impurity, for example salt grain. The conductive layer 6 is made of copper and made of metal sheet. Ventilative piece 1, the big small and big specification homogeneous phase setting of layer and conducting layer 6 absorb water, and both ends are all fixed and are provided with first stationary blade 3, and first stationary blade 3 adopts insulating material, and this scheme is the plastic sheet. The middle part of the first fixing piece 3 is fixedly provided with a metal thin rod 5 in a penetrating way, the metal thin rod 5 is inserted into the water absorbing layer, and the metal thin rod 5, the breathable piece 1 and the conductive layer 6 are arranged at a certain interval to be separated from each other. The end part of the free end outside the metal thin rod 5 is provided with a thread and is connected with a nut 4, and the nut 4 is matched with the thread to be used for electrically connecting and fixing a metal wire 20 and is connected with the energy storage unit 18 in series. The electromagnet 7 is arranged in series with a start switch 17.

Sign parameter acquisition module still includes connecting circuit and shell fragment switch, and connecting circuit establishes ties with energy storage unit 18 and sets up for supply the outage for temperature sensor, humidity transducer and pulse sensor. The elastic piece switch is used for connecting and disconnecting a connecting circuit, and comprises a limiting piece 8, a buffer layer 9, a conducting piece 12 and a base plate, wherein the limiting piece 8 and the base plate are made of insulating plastics, the buffer layer 9 is made of sponge, and the conducting piece 12 is made of iron. The number of the limiting sheet 8 and the buffer layer 9 is two, the number of the conducting sheet 12 and the number of the substrate are one, and the limiting sheet 8, the buffer layer 9, the conducting sheet 12 and the substrate are sequentially arranged and contacted.

A second fixing piece 10 is fixed between the limiting piece 8 on one side after arrangement and the substrate, the two limiting pieces 8 are located on the same plane and arranged at intervals, the two buffer layers 9 are also located on the same plane and arranged at the same equal intervals as the two limiting pieces 8, and the left end and the right end of each buffer layer are longitudinally flush with the limiting pieces 8. The terminal surface of conducting strip 12 is towards the opening between two spacing pieces 8, and spacing piece 8 lower fixed surface is provided with two metal protrusion 11, is equipped with two through-holes on the buffer layer 9, and among the through-hole was located to metal protrusion 11, metal protrusion 11 highly was half the through-hole degree of depth, and two metal protrusion 11 electricity are connected in connecting circuit.

When the electromagnet 7 is powered on, the conducting strip 12 is attracted to move upwards, and when the electromagnet 7 is powered off, the buffer layer 9 recovers deformation to enable the conducting strip 12 to return to the initial position. When the two metal bulges 11 are abutted against the conducting plate 12, the elastic sheet switch is conducted with the connecting circuit; when the two metal bulges 11 are not abutted against the conducting strip 12, the elastic sheet switch is disconnected with the connecting circuit. And the power supply and the power failure of the temperature sensor, the humidity sensor and the pulse sensor are controlled by switching on and off.

The self-generating module further comprises a placing frame 13, as shown in fig. 4, the placing frame 13 comprises a clamping plate with elasticity, a torsion spring 14 and a striking block 16, the clamping plate comprises a clamping plate part and a bending part, the whole cross section of the clamping plate is conical, and the clamping plate parts on two sides of the bending part can be folded towards the middle. A torsion spring 14 is provided in the bent portion for return of the bent portion and the splint portion. The striking block 16 is bonded on the inner side surface of one sandwich plate part, the piezoelectric ceramic plate 15 is bonded and fixed on the inner side surface of the other sandwich plate part, and when the two sandwich plate parts are folded towards the middle, the striking block 16 strikes and extrudes the piezoelectric ceramic plate 15.

The clothes further comprise a carrier at the detection end, and as shown in fig. 5, the carrier is intelligent clothes. Starting switch 17 is the slice, and neatly arranges and pastes at intelligent clothes back together with temperature sensor, humidity transducer and pulse sensor to sew through the cloth piece and cover and fix. The control module adopts PCB integrated circuit board 19, and voltage regulator unit and DC/DC conversion unit integration are on PCB integrated circuit board 19, and PCB integrated circuit board 19 adopts the customization setting for reduce the volume, and set up in the lower most portion of intelligent clothes and sew through the cloth and cover and fix. Energy storage unit 18 also sets up in the lower extreme of intelligence clothes, and sets up about intelligence clothes symmetry with PCB integrated circuit board 19, also sews through the cloth piece moreover and covers and fix, and fixed bonding of fixed rack 13 is in the two armpits of intelligence clothes, and the size carries out reasonable setting according to the cuff size. Wherein all the metal wires 20 are also covered by sewing through the cloth.

The specific implementation mode is as follows:

when a child moves, the placing frame 13 is squeezed by an arm, so that the striking block 16 strikes and squeezes the piezoelectric ceramic piece 15 to generate electric energy, the electric energy is processed by the voltage stabilizing unit and the DC/DC conversion unit and is stored in the energy storage unit 18, and the energy storage unit 18 can collect the electric energy generated by the movement.

Children are after the motion, its back perspiration volume is big, the temperature rises fast, the in-process of sweat motion can evaporate and form vapor, bleeder vent 2 on vapor accessible permeability piece 1, get into inside the starting switch 17, because conducting layer 6 is the sheetmetal, the vapor part that can make condenses on the sheetmetal surface, what the layer of absorbing water adopted is the sponge, can absorb the moisture that condenses, and it has the metal slim rod 5 to alternate in the layer to absorb water, consequently, can realize switching on of metal slim rod 5 and sheetmetal through the transmission of water, the metal slim rod 5 at both ends inserts the electric current and can switch on. And then the electromagnet 7 works to attract the conducting strip 12 in the spring switch. The conductive sheet 12 is moved upward to press the buffer layer 9 until the conductive sheet 12 contacts the two metal protrusions 11. After conducting strip 12 contacted two metal bumps 11, connecting circuit switched on, and it has the electric current to pass through to have in, can make temperature sensor, humidity transducer and pulse sensor begin work, and the convenience detects children's health, the convenient effective data after gathering the violent motion.

Example three:

the third embodiment is different from the second embodiment in that the self-generating module further includes a plurality of vibration power generation boxes 24, as shown in fig. 6, the vibration power generation boxes 24 include a cake-shaped box body and a piezoelectric ceramic sheet group 22 formed by overlapping a plurality of piezoelectric ceramic sheets, and it is necessary to pay attention to the consistent polarization direction of the piezoelectric ceramic sheets when overlapping. The middle part of the box body is provided with an annular ring groove 23, the piezoelectric ceramic piece groups 22 are four and are all fixedly connected with the box body, the ring grooves 23 are equally divided into four parts, each part of the ring groove 23 is provided with a steel ball 21, and the steel balls 21 can roll in the ring groove 23. The plurality of vibration power generation boxes 24 are fixedly bonded at the sewing positions of the armpits of the intelligent clothes, are in a button shape, are integrally arranged in a strip shape, and are connected in parallel with the plurality of vibration power generation boxes 24 through a parallel connection method. The parallel connection method has large output current and large time constant, and is suitable for measuring slowly varying signals. The terminal of the vibration power generation box 24 is connected with the terminal of the placing frame 13 in parallel, so that collected electric energy can be conveniently stored in the super capacitor through the voltage stabilizing module and the DC/DC conversion unit.

The vibration power generation box 24 is made small in size, and the number of settings is increased. When a child moves, the steel balls 21 roll in the annular groove 23 to continuously impact the piezoelectric ceramic sheet group 22, so that the piezoelectric ceramic sheet group 22 deforms to generate electric energy, a plurality of weak electric energy is converged into strong electric energy to be used for normal work of various electronic components by utilizing the principle that the quantity of the electric energy changes to cause quality change, and the strong electric energy is stored in the super capacitor through the voltage stabilizing module and the DC/DC conversion unit in the application process, so that continuous power supply is facilitated.

The foregoing is merely an example of the present invention, and common general knowledge in the field of known specific structures and characteristics is not described herein in any greater extent than that known in the art at the filing date or prior to the priority date of the application, so that those skilled in the art can now appreciate that all of the above-described techniques in this field and have the ability to apply routine experimentation before this date can be combined with one or more of the present teachings to complete and implement the present invention, and that certain typical known structures or known methods do not pose any impediments to the implementation of the present invention by those skilled in the art. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several variations and modifications can be made, which should also be considered as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the utility of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.

Claims

1. The utility model provides a children monitor system based on from electricity generation mechanism which characterized in that: including being applied to the test end on children's clothing and with test end remote communication's control end, the test end includes following module:

sign parameter acquisition module: the system is used for acquiring physical sign parameters of the body of the child; the physical sign parameters comprise a temperature parameter, a humidity parameter and a pulse parameter;

the physical sign parameter acquisition module specifically comprises the following modules:

a pulse acquisition submodule: the pulse sensor is used for acquiring pulse parameters of the children;

the self-generating module: the device is used for collecting the kinetic energy generated by the arms of the children during movement and converting the kinetic energy into electric energy; the self-generating module acquires kinetic energy and converts the kinetic energy through piezoelectric ceramic vibrating pieces arranged at two armpits of the child;

a control module: the energy storage module is used for awakening the sign parameter acquisition module to acquire sign parameters when the energy storage module collects electric energy, and transmitting the acquired sign parameters to the monitoring end through the set communication module;

the control module further comprises a starting module, the starting module is electrically connected with the energy storage module and is used for inputting the electric energy stored in the energy storage unit of the energy storage module into the sign parameter acquisition module after the energy storage module collects a certain amount of electric energy and awakening the sign parameter acquisition module to acquire the sign parameters;

the starting module comprises a starting switch and an electromagnet, and the starting switch comprises a breathable sheet, a water absorbing layer and a conductive layer which are sequentially arranged and closely connected; the breathable sheet is arranged close to the back of the human body; a plurality of air holes are formed in the air permeable sheet, and a polytetrafluoroethylene filter membrane is attached to the inside of the air permeable sheet; the water absorption layer adopts absorbent cotton or sponge, and impurities are arranged inside the water absorption layer; the sizes and the specifications of the breathable sheet, the water absorbing layer and the conductive layer are all the same, and two ends of the breathable sheet are fixedly provided with first fixing sheets which are made of insulating materials; a metal thin rod penetrates through the middle part of the first fixing sheet and is fixed, the metal thin rod is inserted into the water absorbing layer, and the metal thin rod, the breathable sheet and the conductive layer are arranged at intervals to be mutually isolated; the end part of the free end outside the metal thin rod is provided with a thread and is connected with a nut, and the nut is matched with the thread to be used for electrically connecting and fixing the metal wire and is connected with the energy storage unit in series; the electromagnet is connected in series with the starting switch;

the sign parameter acquisition module further comprises a connecting circuit and a spring plate switch, wherein the connecting circuit is connected with the energy storage unit (18) in series and used for supplying and interrupting power to the temperature sensor, the humidity sensor and the pulse sensor; the elastic piece switch is used for connecting and disconnecting the connecting circuit and comprises a limiting piece, a buffer layer, a conducting piece and a substrate, wherein the limiting piece, the buffer layer, the conducting piece and the substrate are sequentially arranged and contacted;

the lower surface of the limiting piece is fixedly provided with two metal bulges, the buffer layer is provided with two through holes, the metal bulges are arranged in the through holes, the height of the metal bulges is half of the depth of the through holes, and the two metal bulges are electrically connected in the connecting circuit;

when the electromagnet is powered on, the conducting strip is attracted to move upwards, and when the electromagnet is powered off, the buffer layer recovers deformation to enable the conducting strip to return to the initial position; when the two metal bulges are abutted against the conducting strip, the elastic sheet switch is conducted with the connecting circuit; when the two metal bulges are not abutted against the conducting plate, the elastic sheet switch is disconnected with the connecting circuit; the power supply and the power failure of the temperature sensor, the humidity sensor and the pulse sensor are controlled by switching on and off.

2. The child monitoring system based on the self-generating mechanism according to claim 1, characterized in that: the communication module comprises a Bluetooth module, and the detection end and the monitoring end are connected through Bluetooth communication.

3. The self-generating mechanism based child monitoring system according to claim 1, characterized in that: the energy storage module comprises a voltage stabilizing unit, a DC/DC conversion unit and an energy storage unit which are electrically connected in sequence.

4. The child monitoring system based on the self-generating mechanism according to claim 1, characterized in that: the monitoring terminal comprises the following modules:

sign parameter analysis module: the system is used for analyzing the physical condition of the children according to the received physical sign parameters and judging whether the children need to increase or decrease clothes;

5. The self-generating mechanism based child monitoring system according to claim 4, characterized in that: the sign parameter analysis module specifically comprises the following modules:

a body condition analysis sub-module: the method is used for analyzing and judging whether the children need to increase or decrease clothes and analyzing the probability of catching a cold according to the body temperature rising and falling trend of the children, the humidity rising and falling trend of the skin and the pulse rising and falling trend.

6. The child monitoring system based on the self-generating mechanism according to claim 5, characterized in that: the monitoring terminal also comprises the following modules:

7. The self-generating mechanism based child monitoring system according to claim 6, characterized in that: the intelligent clothes are used for fixing the detection end.