CN115671569A - Portable phototherapy equipment and control method thereof - Google Patents

Abstract

The invention discloses a portable phototherapy device and a control method thereof.A switch of a plurality of paths of PWM signals is controlled according to the Schumann wave period, and as the frequency of the Schumann wave is the same as that of the brain and the hippocampus of a mammal, a plurality of light groups are respectively controlled by the plurality of paths of PWM signals regulated by the Schumann wave period, so that the phototherapy effect is better; meanwhile, the Schumann wave is a low-frequency wave, and a plurality of lamp groups are controlled by adopting a plurality of paths of PWM signals subjected to Schumann wave period adjustment, so that the power consumption of the lamp groups is reduced, the power supply time of a rechargeable battery is prolonged, and the electric energy required by multiple phototherapy can be met; adopt multichannel PWM signal to control the switching of a plurality of banks respectively, make a plurality of banks work in turn, all only one bank work in any operating time has reduced the quantity of bank work to reduce the consumption of bank, further prolonged rechargeable battery power supply time, it is possible to make phototherapy equipment realize portable power supply.

Description

Portable phototherapy equipment and control method thereof

Technical Field

The invention belongs to the technical field of physiotherapy equipment, and particularly relates to portable phototherapy equipment and a control method thereof.

Background

The traditional optical moxibustion therapy equipment can be placed on different acupuncture points of a human body, and the aim of moxibustion therapy is achieved by heating with infrared light or laser radiation. Generally, the single-time light moxibustion therapy time is longer, while the traditional light moxibustion therapy equipment has constant power, when the infrared light or the laser lamp set is completely turned on, the battery can only be used for about one hour, and the requirement of multiple (two or more) light moxibustion therapy for a longer time cannot be met. Therefore, the traditional optical moxibustion equipment is powered by a plug-in power supply mode, and the portable battery power supply mode cannot be realized.

In order to realize portable power supply of the battery and improve the portability of the light moxibustion therapy equipment, the following two modes can be adopted to prolong the power supply time of the battery so as to meet the electric energy required by multiple light moxibustion therapies:

1. the power is reduced. The current or voltage of the lamp group is reduced to reduce the power consumption of the lamp group to prolong the power supply time of the battery, so that the power of the lamp group is insufficient, infrared light or laser cannot reach corresponding acupuncture points and parts of a human body, and the effect of the light moxibustion is poor;

2. the number of the lamp groups is reduced, so that the power consumption of the lamp groups is reduced to prolong the power supply time of the battery, the lamp irradiation positions are reduced due to the mode, the light moxibustion curative effect rate is low, the light moxibustion time is increased, the power consumption of the lamp groups cannot be really reduced, and meanwhile, selected acupuncture points or positions cannot be subjected to light moxibustion at the same time, so that the light moxibustion curative effect is poor.

Therefore, how to prolong the power supply time of the battery under the condition of not influencing the light moxibustion effect and realize the portable power supply of the light moxibustion therapy equipment is a problem which needs to be solved urgently.

Disclosure of Invention

The invention aims to provide portable phototherapy equipment and a control method thereof, and aims to solve the problem that the conventional phototherapy equipment cannot be powered in a portable mode due to plug-in power supply.

The invention solves the technical problems through the following technical scheme: a portable phototherapy device comprises a main control module, a plurality of lamp sets, a charging circuit, a rechargeable battery, a temperature sensor, an input/output module and a lamp set adjusting module, wherein the charging circuit, the rechargeable battery, the temperature sensor, the input/output module and the lamp set adjusting module are respectively and electrically connected with the main control module; the lamp group adjusting module is electrically connected with a plurality of lamp groups; the rechargeable battery is respectively and electrically connected with the temperature sensor, the input/output module and the lamp group adjusting module;

the main control module outputs and adjusts multiple paths of PWM signals according to the phototherapy temperature input by the input and output module and the human body temperature detected by the temperature sensor, and simultaneously controls the on and off of the multiple paths of PWM signals according to the Schumann wave period; and the multiple paths of PWM signals regulate the lamp group regulating module to realize the alternate on-off control and power control of the plurality of lamp groups.

The switch of the multi-channel PWM signals is controlled according to the Schumann wave period, and because the Schumann wave has the same frequency with the mammalian brain Liehima body, the multi-channel PWM signals adjusted by the Schumann wave period are adopted to respectively control the plurality of lamp groups, so that Schumann resonance is met, and the phototherapy effect is better; meanwhile, the Schumann wave is a low-frequency wave, and a plurality of lamp groups are controlled by adopting a plurality of paths of PWM signals subjected to Schumann wave period adjustment, so that the power consumption of the lamp groups is reduced, the power supply time of a rechargeable battery is prolonged, and the electric energy required by multiple phototherapy can be met; the multi-channel PWM signals are adopted to respectively control the on-off of the multiple lamp groups, so that the multiple lamp groups work in turn, only one lamp group works in any working time, the working quantity of the lamp groups is reduced, and the power consumption of the lamp groups is reduced; adjust the duty cycle of multichannel PWM signal according to phototherapy temperature and human temperature simultaneously, improve the power of banks, ensure even only a banks work also can reach required phototherapy effect, realized reducing the purpose of banks consumption when guaranteeing the phototherapy effect.

Further, the lamp group adjusting module comprises a first controllable constant current source module and a second controllable constant current source module; the lamp group comprises a first lamp group and a second lamp group; the first controllable constant current source module is electrically connected with the first lamp group; the second controllable constant current source module is electrically connected with the second lamp group.

Further, the first controllable constant current source module and the second controllable constant current source module are both circuits with a boost DC chip with model SC8329 as a core.

Further, the lamp group adjusting module comprises a controllable constant current source module, a first electronic switch and a second electronic switch; the lamp group comprises a first lamp group and a second lamp group; the first electronic switch, the second electronic switch and the controllable constant current source module are respectively electrically connected with the main control module; the controllable constant current source module is also electrically connected with the first electronic switch and the second electronic switch respectively; the first electronic switch is electrically connected with the first lamp set; the second electronic switch is electrically connected with the second lamp set.

Further, the portable phototherapy device also comprises a communication module electrically connected with the main control module, and the communication module is in communication connection with a user terminal.

Further, the communication module is a bluetooth module, and the bluetooth module takes a bluetooth chip with the model of AC6925B as a core.

Further, the portable phototherapy device also comprises an alarm module electrically connected with the main control module.

Furthermore, the input and output module comprises a key module and a display screen.

The invention also provides a control method of the portable phototherapy apparatus, which comprises the following steps:

acquiring phototherapy temperature and human body temperature;

outputting and adjusting multiple paths of PWM signals according to the phototherapy temperature and the human body temperature, and simultaneously controlling the on-off of the multiple paths of PWM signals according to the Schumann wave period;

and controlling the plurality of lamp groups respectively through the plurality of paths of PWM signals to realize the alternate on-off control and power control of the plurality of lamp groups.

Further, the specific implementation process of adjusting the multiple paths of PWM signals is as follows:

when the phototherapy temperature is higher than the human body temperature, increasing the duty ratio of the multiple paths of PWM signals, and improving the working time and power of the multiple lamp sets;

when the phototherapy temperature is less than human temperature, reduce the multichannel the duty cycle of PWM signal reduces a plurality ofly the operating time and the power of banks are reduced.

Advantageous effects

Compared with the prior art, the invention has the advantages that:

according to the portable phototherapy equipment and the control method thereof, the switch of the multiple PWM signals is controlled according to the Schumann wave period, and due to the fact that the Schumann wave has the same frequency with the brain and the hippocampus of the mammal, the multiple PWM signals adjusted through the Schumann wave period are adopted to control the multiple lamp groups, schumann resonance is met, and the phototherapy effect is better; meanwhile, the Schumann wave is a low-frequency wave, and multiple paths of PWM signals subjected to Schumann wave period adjustment are adopted to control the multiple lamp groups respectively, so that the power consumption of the lamp groups is reduced, the power supply time of a rechargeable battery is prolonged, and the electric energy required by multiple phototherapy can be met;

the invention adopts multi-path PWM signals to respectively control the on-off of a plurality of lamp groups, so that the plurality of lamp groups work in turn, only one lamp group works in any working time, the working quantity of the lamp groups is reduced, and the power consumption of the lamp groups is reduced; meanwhile, the duty ratio of the multi-channel PWM signals is adjusted according to the phototherapy temperature and the human body temperature, the power of the lamp groups is improved, the required phototherapy effect can be achieved even if only one lamp group works, the purpose of reducing the power consumption of the lamp groups while the phototherapy effect is guaranteed is achieved, the power supply time of a rechargeable battery is further prolonged, and the phototherapy equipment can be powered in a portable mode;

this portable phototherapy equipment has broken away from traditional external power supply mode, embeds large capacity battery and OLED display screen, and convenient to carry's while operation is more convenient.

Drawings

In order to more clearly illustrate the technical solution of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only one embodiment of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on the drawings without creative efforts.

Fig. 1 is a block diagram of a portable phototherapy apparatus according to embodiment 1 of the present invention;

FIG. 2 is a schematic diagram of a main control module in embodiment 1 of the present invention;

FIG. 3 is a waveform diagram of two PWM signals according to embodiment 1 of the present invention;

fig. 4 is a schematic diagram of a controllable constant current source module in embodiment 1 of the present invention;

fig. 5 is a schematic diagram of a charging circuit in embodiment 1 of the present invention;

fig. 6 is a schematic view of a bluetooth module in embodiment 1 of the present invention;

fig. 7 is a schematic diagram of a buzzer module in embodiment 1 of the invention;

fig. 8 is a block diagram of a portable phototherapy apparatus according to embodiment 2 of the present invention;

fig. 9 is a diagram of the output current of the controllable constant current source module in embodiment 2 of the present invention;

fig. 10 is a waveform diagram of three PWM signals according to embodiment 3 of the present invention.

Detailed Description

The technical solutions in the present invention are clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive efforts based on the embodiments of the present invention, shall fall within the scope of protection of the present invention.

Example 1

As shown in fig. 1, the portable phototherapy apparatus provided in this embodiment includes a main control module, a first lamp set, a second lamp set, a charging circuit, a rechargeable battery, a temperature sensor, an input/output module, and a lamp set adjusting module, wherein the charging circuit, the rechargeable battery, the temperature sensor, the input/output module, and the lamp set adjusting module are electrically connected to the main control module, respectively; the lamp group adjusting module comprises a first controllable constant current source module and a second controllable constant current source module; the first controllable constant current source module is electrically connected with the first lamp group, and the second controllable constant current source module is electrically connected with the second lamp group; the rechargeable battery is respectively and electrically connected with the temperature sensor, the input and output module, the first controllable constant current source module and the second controllable constant current source module, and the rechargeable battery provides power for each module of the portable phototherapy device.

In this embodiment, the main control module takes a microprocessor with a model number of AT32F421K8T7 as a core, as shown in fig. 2. The main control module outputs two paths of PWM signals according to the phototherapy temperature input by the input and output module and the human body temperature acquired by the temperature sensor, and adjusts the two paths of PWM signals; meanwhile, the main control module also controls or adjusts switches of two paths of PWM signals according to the Schumann wave period, one of the two paths of PWM signals after adjustment controls the output current of the first controllable constant current source module so as to control the working power of the first lamp group, the other path controls the output current of the second controllable constant current source module so as to control the working power of the second lamp group, and the two paths of PWM signals respectively control the two lamp groups, so that the two lamp groups work alternately, only one lamp group works in the same time, the fluctuation of the current is reduced, the power consumption is reduced, and the service life of the rechargeable battery is longer. The number of paths of the PWM signals, the number of the controllable constant current source modules and the number of the lamp groups are equal.

In this embodiment, the specific implementation process of adjusting two paths of PWM signals according to the phototherapy temperature and the human body temperature is as follows:

when the phototherapy temperature (namely the set temperature) is higher than the human body temperature (namely the actual temperature), the duty ratios of the two paths of PWM signals are increased, and the working time and the power of the first lamp set and the second lamp set are increased; when the phototherapy temperature is less than the human body temperature, the duty ratio of two paths of PWM signals is reduced, and the working time and the power of the first lamp group and the second lamp group are reduced. The duty ratio of the PWM signal is adjusted to adjust the working time and power of the lamp set, so that the phototherapy effect is guaranteed while the power consumption is reduced.

The two paths of PWM signals are generated by a PWM module in the main control module, a cycle of 0 to 128ms is formed in the PWM module through a timer, and the alternating switch and the power of the lamp group are adjusted by adjusting the duty ratio (namely the intermediate value) of the PWM signals. As shown in fig. 3, a waveform diagram of two PWM signals, where one PWM signal outputs a low level when it is greater than the middle value and outputs a high level when it is less than the middle value; the other path of PWM signal outputs high level when being larger than the middle value and outputs low level when being smaller than the middle value. In this embodiment, the median of the two PWM signals is 64ms, and the median is set to 64ms, which facilitates forming the schumann wave frequency.

In this embodiment, the first controllable constant current source module and the second controllable constant current source module are both circuits with a boost DC chip of model SC8329 as a core, as shown in fig. 4. The SC8329 is a synchronous boost converter integrating a 6m omega low-end switch tube and a 11 m omega high-end switch tube, supports a wide input range of 2.7V to 13V, has a 20A switching current capability, and can support an output voltage of 17V. The SC8329 adopts a Constant Off Time (COT) control topological structure, provides quick transient response, and supports the selection of working modes of a PWM mode and a PFM mode; the switching frequency can be adjusted by an external resistor, and ranges from 200 kHz to 2.2 MHz; SC8329 implements soft start and adjustable output current limiting. SC8329 also supports various protections, including input under-voltage lockout (UVLO), output over-voltage protection at 17V (OVP), configurable cycle-by-cycle over-current protection (OCP), and thermal shutdown protection. In addition, SC8329 contains an NMOS driver for short circuit protection.

In this embodiment, the charging circuit uses a chip with model number TP4056 as a core, as shown in fig. 5. The charging circuit has a charging and discharging temperature detection function, and the main control module judges whether the charging and discharging temperature is too high or not by detecting the output level of the charging circuit TS 1.

The portable phototherapy device also comprises a communication module and an alarm module which are respectively electrically connected with the main control module. The communication module is in communication connection with the user terminal so that the user can obtain all parameters in the phototherapy process in real time. In this embodiment, the communication module is a bluetooth module, and the bluetooth module uses a bluetooth chip with a model AC6925B as a core, as shown in fig. 6.

The alarm module is a buzzer module, as shown in fig. 7. The input and output module comprises a key module and a display screen, the key module is provided with an on-off key, a mode switching key, a + key, a-key and the like, and phototherapy temperature can be set through the key module. The display screen adopts the OLED display screen, and low power dissipation can show each parameter in the phototherapy in-process, for example phototherapy temperature, human temperature, phototherapy time etc..

This embodiment also provides a method for controlling the portable phototherapy apparatus according to embodiment 1, including:

1. the main control module acquires phototherapy temperature and human body temperature.

The phototherapy temperature is the operating temperature who sets up through input/output module, and human body temperature is the actual temperature of the human body by temperature sensor real-time measurement, controls first banks and the work of second banks in turn through adjusting two way PWM signals, makes human body temperature maintain at the phototherapy temperature, reaches the phototherapy effect.

2. The main control module outputs and adjusts the two paths of PWM signals according to the phototherapy temperature and the human body temperature, and simultaneously controls the on and off of the two paths of PWM signals according to the Schumann wave period.

The specific implementation process for adjusting the two paths of PWM signals is as follows:

when the phototherapy temperature is higher than the human body temperature, the duty ratios of the two paths of PWM signals are increased, and the working time and power of the first lamp set and the second lamp set are increased; when the phototherapy temperature is less than the human body temperature, the duty ratio of two paths of PWM signals is reduced, and the working time and the power of the first lamp group and the second lamp group are reduced.

Because the frequency of the Schumann wave is the same as that of the brain of the mammal, the two PWM signals are controlled to be switched on and off according to the Schumann wave period, and the two PWM signals are adopted to control the alternative work and power of the first lamp group and the second lamp group, so that the power consumption of the lamp groups is reduced, the Schumann resonance is met, and the phototherapy effect is better.

3. The first lamp set and the second lamp set are respectively controlled through two paths of PWM signals, and alternating on-off control and power control of the first lamp set and the second lamp set are achieved.

According to phototherapy temperature and human temperature regulation two way PWM signal's duty cycle to control first banks of lamps and second banks work in turn, and can also adjust the luminance (adjusting power promptly) of first banks of lamps and second banks through the regulation to PWM signal duty cycle, specifically do: (1) When two lamp sets are provided, the working efficiency is reduced by half theoretically; the duty ratio of the lamp groups under the first preset pulse frequency is a fixed value (the duty ratio is 1/the number of the lamp groups), the working time sequence of each lamp group is mainly adjusted, the PWM signal adjusts the working time period of the corresponding controllable lamp group, so that each lamp group works alternately, only one lamp group works in the same time, the working number of the lamp groups is reduced, the electric energy loss is reduced, meanwhile, the lamp groups irradiate alternately, the irradiation positions cannot be reduced, the intensity of the irradiation of the lamp groups cannot be reduced, and the treatment effect is ensured; (2) The power of the lamp set is adjusted by adjusting the duty ratio of the second preset pulse frequency and the second preset pulse frequency (the current of the lamp is controlled by the pulse width modulation technology to control the luminous power and the heating power of the lamp), the on and off of the lamp set is adjusted under the condition that the first preset pulse frequency and the duty ratio under the first preset pulse frequency are not influenced, and the pulse width of the second preset pulse frequency is smaller.

Example 2

As shown in fig. 8, the portable phototherapy apparatus provided in this embodiment includes a main control module, a first lamp set, a second lamp set, a charging circuit, a rechargeable battery, a temperature sensor, an input/output module, and a lamp set adjusting module, wherein the charging circuit, the rechargeable battery, the temperature sensor, the input/output module, and the lamp set adjusting module are electrically connected to the main control module, respectively; the lamp group adjusting module comprises a controllable constant current source module, a first electronic switch and a second electronic switch; the first electronic switch, the second electronic switch and the controllable constant current source module are respectively electrically connected with the main control module; the controllable constant current source module is also electrically connected with the first electronic switch and the second electronic switch respectively; the first electronic switch is electrically connected with the first lamp set; the second electronic switch is electrically connected with the second lamp group; the rechargeable battery is respectively and electrically connected with the temperature sensor, the input/output module and the controllable constant current source module, and provides power for each module of the portable phototherapy device.

In this embodiment, the PWM module in the main control module outputs two PWM signals, the two PWM signals respectively control the on/off of the first electronic switch and the second electronic switch, and the first electronic switch and the second electronic switch respectively realize the alternate on/off control of the first lamp set and the second lamp set, which reduces one controllable constant current source module. In this embodiment, a schematic diagram of the controllable constant current source module is shown in fig. 4, and an output current of the controllable constant current source module is shown in fig. 9. The number of paths of the PWM signals, the number of the electronic switches and the number of the lamp groups are equal.

Example 3

The portable phototherapy device provided by the embodiment comprises a main control module, a first lamp set, a second lamp set, a third lamp set, a charging circuit, a rechargeable battery, a temperature sensor, an input/output module and a lamp set adjusting module, wherein the charging circuit, the rechargeable battery, the temperature sensor, the input/output module and the lamp set adjusting module are respectively and electrically connected with the main control module; the lamp group adjusting module comprises a first controllable constant current source module, a second controllable constant current source module and a third controllable constant current source module; the first controllable constant current source module is electrically connected with the first lamp group, the second controllable constant current source module is electrically connected with the second lamp group, and the third controllable constant current source module is electrically connected with the third lamp group; the rechargeable battery is respectively and electrically connected with the temperature sensor, the input and output module, the first controllable constant current source module, the second controllable constant current source module and the third controllable constant current source module, and the rechargeable battery provides power for each module of the portable phototherapy device.

The main control module outputs three paths of PWM signals according to the phototherapy temperature input by the input and output module and the human body temperature collected by the temperature sensor, and adjusts the three paths of PWM signals; meanwhile, the main control module also controls or adjusts switches of three PWM signals according to the Schumann wave period, one of the three PWM signals after adjustment controls the output current of the first controllable constant current source module so as to control the working power of the first lamp group, the other one controls the output current of the second controllable constant current source module so as to control the working power of the second lamp group, the other one controls the output current of the third controllable constant current source module so as to control the working power of the third lamp group, and the three PWM signals respectively control the three lamp groups so as to enable the three lamp groups to work in turn, ensure that only one lamp group works in the same time, reduce the fluctuation of current, reduce power consumption and prolong the service life of the rechargeable battery.

The three PWM signals are generated by a PWM module in the main control module, a cycle of 0 to 128ms is formed in the PWM module through a timer, and the alternate switching and the power of the three lamp groups are adjusted by adjusting the duty ratio (intermediate value) of the three PWM signals. As shown in the waveform diagram of the three PWM signals shown in fig. 10, the first PWM signal outputs a high level when it is smaller than a first intermediate value (43 ms), and outputs a low level when it is larger than the first intermediate value; the second path of PWM signal outputs low level when being smaller than the first intermediate value and larger than the second intermediate value (86 ms), and outputs high level when being larger than the first intermediate value and smaller than the second intermediate value; and the third PWM signal outputs low level when being smaller than the second intermediate value and outputs high level when being larger than the second intermediate value.

This embodiment also provides a method for controlling the portable phototherapy apparatus according to embodiment 3, including:

1. the main control module acquires phototherapy temperature and human body temperature.

2. The main control module outputs and adjusts three paths of PWM signals according to the phototherapy temperature and the human body temperature, and simultaneously controls the on-off of the three paths of PWM signals according to the Schumann wave period.

The specific implementation process for adjusting the three PWM signals is as follows:

when the phototherapy temperature is higher than the human body temperature, the duty ratios of the three paths of PWM signals are increased, and the working time and power of the first lamp set, the second lamp set and the third lamp set are increased; when the phototherapy temperature is less than the human body temperature, the duty ratio of three routes of PWM signals is reduced, and the working time and the power of the first lamp bank, the second lamp bank and the third lamp bank are reduced.

Because the frequency of the Schumann wave is the same as that of the brain and the hippocampus of the mammal, the three-way PWM signal is controlled to be switched on and off according to the Schumann wave period, and then the three-way PWM signal is adopted to control the alternate work and power of the first lamp group, the second lamp group and the third lamp group, so that the power consumption of the lamp groups is reduced, the Schumann resonance is met, and the phototherapy effect is better.

3. The first lamp set, the second lamp set and the third lamp set are controlled through three PWM signals, and alternate on-off control and power control of the first lamp set, the second lamp set and the third lamp set are achieved.

Example 4

The portable phototherapy device provided by the embodiment comprises a main control module, a first lamp set, a second lamp set, a third lamp set, a charging circuit, a rechargeable battery, a temperature sensor, an input/output module and a lamp set adjusting module, wherein the charging circuit, the rechargeable battery, the temperature sensor, the input/output module and the lamp set adjusting module are respectively electrically connected with the main control module; the lamp group adjusting module comprises a controllable constant current source module, a first electronic switch, a second electronic switch and a third electronic switch; the first electronic switch, the second electronic switch, the third electronic switch and the controllable constant current source module are respectively electrically connected with the main control module; the controllable constant current source module is also electrically connected with the first electronic switch, the second electronic switch and the third electronic switch respectively; the first electronic switch is electrically connected with the first lamp set; the second electronic switch is electrically connected with the second lamp group; the third electronic switch is electrically connected with the third lamp group; the rechargeable battery is respectively and electrically connected with the temperature sensor, the input/output module and the controllable constant current source module, and the rechargeable battery provides power for each module of the portable phototherapy device.

In this embodiment, the PWM module in the main control module outputs three PWM signals, the three PWM signals respectively control the first electronic switch, the second electronic switch, and the third electronic switch to be turned on and off, and then the first electronic switch, the second electronic switch, and the third electronic switch respectively realize the alternate on and off control of the first lamp set, the second lamp set, and the third lamp set, which reduces two controllable constant current source modules.

The above disclosure is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of changes or modifications within the technical scope of the present invention, and shall be covered by the scope of the present invention.

Claims (10)

1. The utility model provides a portable phototherapy equipment, includes main control module, a plurality of banks, its characterized in that:

the charging circuit, the rechargeable battery, the temperature sensor, the input/output module and the lamp group adjusting module are respectively and electrically connected with the main control module; the lamp group adjusting module is electrically connected with a plurality of lamp groups; the rechargeable battery is respectively and electrically connected with the temperature sensor, the input/output module and the lamp group adjusting module;

the main control module outputs and adjusts multiple paths of PWM signals according to the phototherapy temperature input by the input and output module and the human body temperature detected by the temperature sensor, and simultaneously controls the on and off of the multiple paths of PWM signals according to the Schumann wave period; and the multiple paths of PWM signals regulate the lamp group regulating module to realize the alternate on-off control and power control of the plurality of lamp groups.

2. A portable phototherapy device as defined in claim 1 wherein: the lamp group adjusting module comprises a first controllable constant current source module and a second controllable constant current source module; the lamp group comprises a first lamp group and a second lamp group; the first controllable constant current source module is electrically connected with the first lamp group; the second controllable constant current source module is electrically connected with the second lamp group.

3. A portable phototherapy apparatus as defined in claim 2, wherein: the first controllable constant current source module and the second controllable constant current source module are both circuits with a boost DC chip of the type SC8329 as a core.

4. A portable phototherapy device as defined in claim 1 wherein: the lamp group adjusting module comprises a controllable constant current source module, a first electronic switch and a second electronic switch; the lamp group comprises a first lamp group and a second lamp group; the first electronic switch, the second electronic switch and the controllable constant current source module are respectively electrically connected with the main control module; the controllable constant current source module is also electrically connected with the first electronic switch and the second electronic switch respectively; the first electronic switch is electrically connected with the first lamp set; the second electronic switch is electrically connected with the second lamp group.

5. A portable phototherapy device as defined in any one of claims 1 to 4, wherein: the communication module is electrically connected with the main control module and is in communication connection with the user terminal.

6. A portable phototherapy device as defined in claim 5 wherein: the communication module is a Bluetooth module, and the Bluetooth module takes a Bluetooth chip with the model of AC6925B as a core.

7. A portable phototherapy device as claimed in any one of claims 1-4, wherein: the device also comprises an alarm module electrically connected with the main control module.

8. A portable phototherapy device as claimed in any one of claims 1-4, wherein: the input and output module comprises a key module and a display screen.

9. A method of controlling a portable phototherapy apparatus as claimed in any one of claims 1-8, comprising:

acquiring phototherapy temperature and human body temperature;

outputting and adjusting multiple paths of PWM signals according to the phototherapy temperature and the human body temperature, and simultaneously controlling the on-off of the multiple paths of PWM signals according to the Schumann wave period;

and controlling a plurality of lamp groups by the plurality of paths of PWM signals respectively to realize the alternate on-off control and power control of the plurality of lamp groups.

10. The method of claim 9, wherein the step of adjusting the plurality of PWM signals is performed by:

when the phototherapy temperature is higher than the human body temperature, increasing the duty ratio of the multiple paths of PWM signals, and improving the working time and power of the multiple lamp sets;

when the phototherapy temperature is less than human temperature, reduce the multichannel the duty cycle of PWM signal reduces a plurality ofly the operating time and the power of banks are reduced.

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