CN212369323U

CN212369323U - Ultraviolet disinfection stick circuit structure and disinfection stick

Info

Publication number: CN212369323U
Application number: CN202020692484.1U
Authority: CN
Inventors: 胡克海
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-29
Filing date: 2020-04-29
Publication date: 2021-01-19
Anticipated expiration: 2030-04-29

Abstract

The utility model provides an ultraviolet disinfection stick circuit structure and disinfection stick, the treater is connected with first power module, and attitude control module includes attitude sensor, first control switch and first triode, and attitude sensor, first control switch and the collecting electrode series connection of first triode, and attitude sensor still is connected with the treater, and first control switch is used for controlling the switching-on and switching-off of fluorescent tube power supply circuit, and the treater is connected with first triode base; attitude sensor perception is the gesture of the present disinfection stick, the first triode break-make of treater current attitude control according to the sensor, thereby control first control switch break-make, and then control fluorescent tube circular telegram or outage, only under the right condition in disinfection stick gesture, the fluorescent tube just can be switched on, ultraviolet ray can not shine to user of service and personnel on one's body on every side when guaranteeing to use, under the incorrect condition in disinfection stick gesture, the fluorescent tube outage prevents that ultraviolet ray from shining to user of service and personnel on every side, thereby avoid using improperly to cause bodily injury.

Description

Ultraviolet disinfection stick circuit structure and disinfection stick

Technical Field

The utility model belongs to the disinfecting equipment field, in particular to ultraviolet disinfection stick circuit structure and disinfection stick.

Background

The UV-C and UV-D wave bands in the ultraviolet light have the efficient effect of killing bacteria and viruses, the existing ultraviolet light disinfection rod is not limited by a strict vertical irradiation angle, and if the angle is not proper during use, the ultraviolet light can injure users or other surrounding people, so that improvement is urgently needed.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, the utility model provides an ultraviolet disinfection rod circuit structure and a disinfection rod, which comprises a first power supply module, a processor, an attitude control module and a lamp tube power supply circuit;

the processor is connected with the first power supply module;

the attitude control module comprises an attitude sensor, a first control switch and a first triode, the attitude sensor, the first control switch and a collector of the first triode are connected in series, the attitude sensor is further connected with the processor, the first control switch is used for controlling the on-off of a lamp tube power supply circuit, and the processor is connected with a base of the first triode.

Preferably, the system also comprises an electric quantity monitoring module and an on-off control module;

the electric quantity monitoring module is used for converting the lamp tube power supply voltage analog quantity into a voltage digital quantity, the processor stores a voltage threshold value, and the processor is used for judging whether the voltage digital quantity exceeds the voltage threshold value;

the on-off control module comprises an MOS tube and a second control switch, the drain electrode of the MOS tube is connected with the power supply, the source electrode of the MOS tube is connected with the second control switch in series, the second control switch is used for controlling the on-off of the lamp tube power supply circuit, the grid electrode of the MOS tube is connected with the processor, and the processor controls the on-off of the MOS tube based on the judgment result of the voltage digital quantity and the voltage threshold value.

Preferably, the intelligent power supply further comprises a manual switch, wherein one end of the manual switch is connected with the first power supply module, and the other end of the manual switch is connected with the processor.

Preferably, the display device further comprises a display module, wherein the display module comprises a second triode and a screen;

the collector of the second triode is connected with the first power module, the base of the second triode is connected with the processor, and the emitter of the second triode is connected with the screen;

the screen is also connected to the processor.

Preferably, the intelligent control system further comprises a buzzer module, the buzzer module comprises a buzzer and a third triode, the first power supply module, the buzzer and the collector electrode of the third triode are connected in series, and the base electrode of the third triode is connected with the processor.

Preferably, the LED lamp further comprises an LED, wherein the anode of the LED is connected with the first power supply module, and the cathode of the LED is connected with the processor.

Preferably, the first power supply module comprises a three-terminal voltage stabilizing circuit, and the output end of the three-terminal voltage stabilizing circuit is connected with the processor and the attitude control module.

Preferably, the electronic device further comprises a second power module for receiving external alternating current and converting the alternating current into direct current, wherein the direct current supplies power to the first power module, the attitude control module and the start-stop control module.

The utility model also relates to a disinfection rod, which comprises the circuit structure of the ultraviolet disinfection rod.

The utility model discloses an ultraviolet disinfection stick circuit structure and disinfection stick, the gesture of the current disinfection stick of gesture sensor perception, the treater is according to the first triode break-make of the current attitude control of sensor, thereby control first control switch break-make, and then control fluorescent tube circular telegram or outage, only under the exact condition in disinfection stick gesture, the fluorescent tube just can be switched on, ultraviolet ray can not shine to the user of service and personnel on one's body on every side when guaranteeing to use, under the incorrect condition in disinfection stick gesture, the fluorescent tube outage prevents that ultraviolet ray from shining to the user of service and personnel on every side are on one's body, thereby avoid using improperly to cause bodily injury.

Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 shows a schematic diagram of a power outlet in this embodiment;

FIG. 2 is a schematic diagram of a first power module in the present embodiment;

FIG. 3 shows a schematic diagram of a processor in the present embodiment;

FIG. 4 is a schematic diagram of an attitude control module in the present embodiment;

FIG. 5 is a schematic diagram of a power monitoring module according to the present embodiment;

FIG. 6 is a schematic view of the opening and closing module of the present embodiment;

FIG. 7 is a schematic diagram showing a manual switch in the present embodiment;

FIG. 8 is a schematic diagram showing a display module in the present embodiment;

fig. 9 shows a schematic diagram of a buzzer module in this embodiment;

FIG. 10 is a schematic view showing a light emitting diode in the present embodiment;

FIG. 11 is a schematic diagram showing the whole circuit structure of the disinfection rod in the present embodiment;

FIG. 12 is a schematic diagram of a second power module in the present embodiment;

fig. 13 shows a schematic diagram of a lamp supply circuit in the present embodiment;

fig. 14 shows a schematic diagram of ultraviolet light adjustment in the present embodiment.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of 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 some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The embodiment of the utility model provides an at first provide an ultraviolet disinfection stick circuit structure, including first power module, treater, attitude control module and fluorescent tube supply circuit.

The first power module, the processor and the attitude control module are integrated on a circuit board, and referring to fig. 1, the circuit board is provided with a power socket for receiving 12V voltage, and the power socket can supply power to each module on the circuit board.

Referring to fig. 2, which is a circuit structure diagram of the first power module, the first power module is a three-terminal voltage stabilizing circuit, the three terminals of the three-terminal voltage stabilizing circuit are an input terminal, an output terminal and a ground terminal, respectively, in this embodiment, the input terminal is connected to the power socket, so that 12V voltage is input to the input terminal of the three-terminal voltage stabilizing circuit, the three-terminal voltage stabilizing circuit includes a first resistor R1, a first capacitor C1, a second capacitor C2, a third capacitor C3, a fourth capacitor C4 and an integrated regulator P, a first terminal of a first resistor R1 and a first terminal of a first capacitor C1 are connected to form the input terminal of the three-terminal voltage stabilizing circuit, a second capacitor C2, a third capacitor C3 and a fourth capacitor C4 are connected to a second terminal of the first resistor R1 and a second terminal of the first capacitor C1, the integrated regulator P is located between the second capacitor C2 and the third capacitor C3, the input terminal of the integrated regulator P is, the output end of the integrated voltage stabilizer P is the output end of the three-terminal voltage stabilizing circuit, and the grounding end of the integrated voltage stabilizer P is connected with the second end of the first capacitor C1.

In this embodiment, the first capacitor C1 is a polarization capacitor, the first capacitor C1 has a specification of 10UF/50V, which means that the first capacitor C1 has a withstand voltage of 50V and a capacity of 10 microfarads, the first resistor R1 has a resistance of 100 Ω, the second capacitor C2 has a specification of 100NF/50V, the integrated regulator P has a model number ST7805, the third capacitor C3 has a specification of 100NF/50V, the fourth capacitor C4 has a specification of 100NF/16V, and the integrated regulator P has a specification of ST 7805.

Referring to fig. 3, the processor model selected in this embodiment is STC15W408AS, which has a wider operating voltage: 2.6V-5.5V, higher speed: 1 clock/machine cycle, 7-12 times faster than conventional 8051; the VCC pin of the processor is connected with the output end of the three-terminal voltage stabilizing circuit, so that the purpose that the three-terminal voltage stabilizing circuit supplies power to the processor is achieved.

Referring to fig. 4, the attitude control module includes an attitude sensor V-sensor, a first control switch P1 and a first transistor Q1, an input end of the attitude sensor V-sensor is connected to a power socket, 12V voltage is input for the attitude sensor V-sensor, the first control switch P1 and a collector of the first transistor Q1 are connected in series, meanwhile, pin 2 of the attitude sensor V-sensor is connected to pin P3.0 of the processor, the processor receives incorrect state, and stops running programs, such as timing and the like. Of course this control may not enable this function by selecting a permeable membrane or a power of no more than 10W. The first control switch P1 is used for controlling the on/off of a lamp tube power supply circuit (the lamp tube power supply circuit is not shown), the first control switch P1 can be a relay, the model of a first triode Q1 is S9014, a pin P3.3 of the processor is connected with the base of a first triode Q1, and the emitter of the first triode Q1 is grounded; after the attitude sensor V-sensor is electrified, the attitude sensor V-sensor senses the current attitude of the disinfection rod, the attitude sensor V-sensor transmits the acquired data to the processor, and the processor judges whether the current disinfection rod is in the correct attitude according to the data, wherein the correct attitude is that the irradiation direction of ultraviolet light is vertical downward; if the disinfection rod is judged to be in the correct posture at present, the processor sends a voltage signal to the base electrode of the first triode Q1 through the P3.3 pin, the collector electrode and the emitter electrode of the first triode Q1 are conducted, so that the current passes through the first control switch P1, the lamp tube power supply circuit is conducted, the lamp tube starts to work, if the disinfection rod is judged to be in the incorrect posture at present, the processor does not send the voltage signal to the base electrode of the first triode Q1, the collector electrode and the emitter electrode of the first triode Q1 are disconnected, so that the first control switch P1 does not have the current to pass through, the lamp tube power supply circuit is disconnected, and the lamp tube is in the closed state. Thereby preventing ultraviolet light from irradiating on the user and surrounding personnel and avoiding personal injury caused by improper use.

IN order to achieve a better control effect, a first current limiting resistor R2 is further connected IN series between the attitude sensor V-sensor and the first control switch P1, the resistance value of the first current limiting resistor R2 is 100 ohms, the first control switch P1 is prevented from being burnt out due to overlarge current, a freewheeling diode D1 is further connected IN parallel to the first control switch P1, the model of the freewheeling diode D1 is IN4148, the situation that the back electromotive force generated when the first control switch P1 is powered on and powered off damages other devices is avoided, a second current limiting resistor R3 is connected IN series between the pin P3.3 of the processor and the base of the first triode Q1, the base current of the first triode Q1 is within an allowable range, and the reliable stability of the operation of the first triode Q1 and the circuit is ensured.

The ultraviolet disinfection rod circuit structure also comprises an electric quantity monitoring module and an on-off control module;

referring to fig. 5, in the case of battery power supply, the power monitoring module is used to monitor the battery power supply, determine whether the battery power is low or not, and in the case of battery power shortage, cause the sterilization and disinfection effect to be poor, and should turn off the operating status.

Interfaces

1 and 2 in fig. 5 are connected to both ends of the battery, an a/D line at the right end in fig. 5 is connected to a P1.7 pin of the processor, and is subjected to a/D conversion for quantization, the processor stores a low voltage threshold, and the processor is configured to determine whether the voltage digital quantity is lower than the voltage threshold.

Referring to fig. 6, the on-off control module includes a MOS transistor Q2 and a second control switch P2, the MOS transistor is 15N10, the drain of the MOS transistor Q2 is connected to the power socket to provide 12V voltage for the MOS transistor Q2, the source of the MOS transistor Q2 is connected in series to the input of a second control switch P2, the output of the second control switch P2 is grounded, the second control switch P2 is used for controlling the on-off of the lamp tube power supply circuit, the first control switch P1 is connected in series to the second control switch P2, the lamp tube power supply circuit can be turned on only when current passes through the first control switch P1 and the second control switch P2, the second control switch P2 may be a relay, the gate of the MOS transistor Q2 is connected to a pin P2.5 of the processor, and the processor controls the on-off of the MOS transistor Q2 based on the judgment result of the voltage digital quantity and the; meanwhile, a sixth resistor R8, which is a current sampling resistor (a quantized value), is connected in series to a ground line of the second control switch P2, and the resistance of the sixth resistor R8 is 0.22 Ω, which determines whether overcurrent occurs. If the processor judges that the voltage digital quantity is greater than the voltage threshold value, the processor sends a voltage signal to a grid electrode of an MOS tube Q2 through a P2.5 pin, a drain electrode and a source electrode of the MOS tube Q2 are conducted, current passes through a second control switch P2, so that a lamp tube power supply circuit is conducted, the lamp tube starts to work, if the processor judges that the voltage digital quantity is less than the voltage threshold value, the processor does not send the voltage signal to the MOS tube Q2, the drain electrode and the source electrode of the MOS tube Q2 are disconnected, no current passes through a second control switch P2, the lamp tube power supply circuit is disconnected, and the lamp tube is in a closed state.

The processor also controls the on-off of the MOS tube Q2 according to the data of the attitude sensor V-sensor, when the processor judges that the disinfection rod is in a correct attitude currently, the processor sends a voltage signal to the base electrode of the first triode Q1 through a P3.3 pin, the collector electrode and the emitter electrode of the first triode Q1 are conducted, so that the first control switch P1 has current passing, meanwhile, the processor sends a voltage signal to the grid electrode of the MOS tube Q2 through a P3.0 pin, the drain electrode and the source electrode of the MOS tube Q2 are conducted, the second control switch P2 has current passing, the first control switch P1 and the second control switch P2 are both closed, the lamp tube power supply circuit is conducted, and the lamp tube is started to work;

if the disinfection rod is judged to be in an incorrect posture currently, the processor does not send a voltage signal to the base electrode of the first triode Q1, the collector electrode and the emitter electrode of the first triode Q1 are disconnected, so that no current passes through the first control switch P1, meanwhile, the processor does not send a voltage signal to the MOS tube Q2, the drain electrode and the source electrode of the MOS tube Q2 are disconnected, no current passes through the second control switch P2, the first control switch P1 and the second control switch P2 are both disconnected, the lamp tube power supply circuit is disconnected, and the lamp tube is in a closed state.

Further, an inductor L is also connected in series between the drain of the MOS transistor Q2 and the power socket, and the inductance value of the inductor L is 47 uH; the battery power supply system further comprises a switch and a second resistor R4, the switch is connected with the second resistor R4 in series, the other end of the switch is connected to the drain electrode of the MOS transistor Q2, the other end of the second resistor R4 is connected with the grid electrode of the MOS transistor Q2, the model of the switch is STS-A5, the switch is triggered and electrified under the condition of battery power supply, the processor judges to be started through a P3.2 pin and then is electrified through a P2.5 pin. The resistance of the second resistor R4 is 100000 omega; the resistance of the third resistor R5 is 4.7 omega, and the third resistor R5 is used for changing the gradient of the front edge and the rear edge of a control pulse input by the grid and reducing the peak of output voltage, so that the MOS transistor Q2 is prevented from being burnt out; a fifth capacitor C5 is connected between an input interface and an output interface of the second control switch P2, the specification of the fifth capacitor C5 is 20nF/50V, the fourth control switch P2 further comprises a fourth resistor R6, the resistance of the fourth resistor R6 is 1000 omega, the fourth resistor R6 is connected to the output end of the second control switch P2, and the other end of the fourth resistor R6 is connected with a P3.2 pin of the processor.

Referring to fig. 7, the lamp tube power supply circuit further includes a manual switch K1, the manual switch K1 is STS-a5, one end of the manual switch K1 is connected to the output end of the three-terminal voltage stabilizing circuit, the other end of the manual switch K1 is connected to a seventh resistor R9, the seventh resistor R9 is further connected to a pin P2.1 of the processor, and a user operates the manual switch K1 to open the disinfection rod, in this embodiment, the processor reads a jump signal of the manual switch K1 to open the disinfection rod, continuously presses the manual switch K1 to not open the disinfection rod, presses the manual switch K1 once to not open the disinfection rod, so as to prevent a child from misusing the disinfection rod, continuously presses the manual switch K1 twice, after the processor reads two jump signals through the pin P2.1, the processor controls the MOS tube Q2 to be turned on, and the second control switch P2 has current to pass through, on the premise that the posture of the disinfection rod is correct (i.e. the first control switch P1 has current to pass, the disinfection rod enters a working mode 1 and automatically closes after working for 5 minutes; further, the manual switch K13 times is continuously pressed, the disinfection rod enters the working mode 2 after working for 20 minutes and is automatically closed, the manual switch K14 times is continuously pressed, the disinfection rod enters the working mode 3 after working for 30 minutes and is automatically closed, the manual switch K15 times is continuously pressed, the disinfection rod enters the working mode 4 after working for 2 hours and is automatically closed, the manual switch K16 times is continuously pressed, the disinfection rod enters the working mode 5 after working for 3 hours and is automatically closed, the manual switch K17 times is continuously pressed, the disinfection rod enters the working mode 6 and continuously works.

Further, referring to fig. 8, the display module is further included, and the display module includes a second transistor Q3 and a screen;

the model of the second triode Q3 is S9014, the collector of the second triode Q3 is connected with the output end of the three-terminal voltage stabilizing circuit, the base of the second triode Q3 is connected with the P5.4 pin of the processor, and the emitter of the second triode Q3 is connected with the screen;

the screen in this embodiment is an LED display screen, the model of the LED display screen is DT-11201AR1, the LED display screen may display L, 1, 2, and 3 … …, where L represents low power, and if the power monitoring module monitors that the lamp tube power supply voltage is lower than a threshold, L is displayed, and the number represents different working modes, for example, when the current disinfection rod is in the working mode 1, the LED display screen displays number 1, the LED display screen has 8 pins, and the 8 pins are respectively connected to a P1.0 pin, a P1.1 pin, a P1.2 pin, a P1.3 pin, a P1.4 pin, a P1.5 pin, a P1.6 pin, and a P2.4 pin of the processor, and an eighth resistor R10 is connected in series between each pin of the LED screen and the pin of the processor, and a resistance value of the eighth resistor R10 is 100 Ω, thereby realizing that the processor controls a display value of the LED screen.

Further, referring to fig. 9, the intelligent alarm device further comprises a buzzer module, the buzzer module comprises a buzzer and a third triode Q4, the model of the third triode Q4 is S9014, the anode of the buzzer is connected with the output end of the three-terminal voltage stabilizing circuit, the cathode of the buzzer is connected with the collector of the third triode Q4, the base of the third triode Q4 is connected with the P5.5 pin of the processor, the emitter of the third triode Q4 is grounded, and when a user clicks the manual switch K1 once, the processor controls the buzzer to sound once.

In order to improve the ringing effect of the buzzer and prevent the buzzer from being burnt out, a third current limiting resistor R11 is arranged between the anode of the buzzer and the output end of a three-terminal voltage stabilizing circuit, the resistance value of the third current limiting resistor R11 is 100 omega, the buzzer is prevented from being burnt out due to overlarge current, the buzzer is connected with a sixth capacitor C6 in parallel, the specification of the sixth capacitor C6 is 100NF, the sixth capacitor C6 is used for stabilizing sound frequency and preventing sharp sound from being generated, a fourth current limiting resistor R12 is arranged between the base of a third triode Q4 and a P5.5 pin of a processor, the base current of the third triode Q4 is enabled to be within an allowable range, and the reliable stability of the third triode Q4 and the operation of a circuit is ensured.

Further, referring to fig. 10, the electronic device further includes a light emitting diode D2, an anode of the light emitting diode D2 is connected to an output end of the three-terminal voltage stabilizing circuit, a cathode of the light emitting diode D2 is connected to a P2.4 pin of the processor, and when the three-terminal voltage stabilizing circuit has a current input, the light emitting diode D2 is powered on to emit light; the specification of the light-emitting diode D2 is SPR-39 MVW; furthermore, a fifth current limiting resistor R13 is connected in series between the light emitting diode D2 and the output end of the three-terminal voltage stabilizing circuit, so that the light emitting diode D2 is prevented from being overloaded, the service life of the light emitting diode D2 is shortened, aging is avoided and the like; in addition, the embodiment also provides a light emitting diode D2 for standby.

Referring to fig. 11, which is an overall schematic diagram of a circuit structure of the disinfection rod, the processor is connected with the first power module, the posture control module, the display module, the on-off module, the electric quantity monitoring module, the buzzer module, the light emitting diode D2, the power socket and the manual switch K1.

Referring to fig. 12, the electronic device further includes a second power module, configured to receive external alternating current and convert the alternating current into direct current, where the direct current supplies power to the first power module, the attitude control module, and the start/stop control module; in this embodiment, the acceptable ac voltage range of the second power module is 85-275V, ACL in fig. 12 indicates that a live wire is connected, ACN indicates that a neutral wire is connected, a fuse F is connected to the neutral wire connection end, an adjustable resistor RV is connected in series between the neutral wire connection end and the live wire connection end, the adjustable resistor RV can bear 300V ac at maximum, the adjustable resistor RV is used for sharing voltage, the values of the ac voltages connected are different, the output voltage of the second power module is ensured to be a fixed value by adjusting the adjustable resistor, a seventh capacitor C7 is connected in parallel to the adjustable resistor, a transformer is connected in parallel to reduce the ac voltage value, an eighth capacitor C8 and a ninth capacitor C9 are connected in parallel to the output end of the transformer, the eighth capacitor C8 and a ninth capacitor C9 are connected in series, a ground is connected between the eighth capacitor C8 and the ninth capacitor C9, a tenth capacitor C10 is connected in parallel to the output end of the transformer, and a ninth resistor R14 is, and then, a rectifying circuit is connected, the rectifying circuit comprises four diodes, the four diodes are marked as D3, D4, D5 and D6 in the graph 12, the output end of the rectifying circuit is connected with a twelfth capacitor C12 in parallel, an eleventh capacitor C11 is connected between the twelfth capacitor C12 and an eighth capacitor C8 as well as between the twelfth capacitor C9 and the ninth capacitor C9 in series, the output end of the rectifying circuit is connected with a DC/DC converter to output DC 5V voltage and two DC 12V voltages, and power is supplied to a power socket, a first power module, an attitude control module, an on-off control module, a processor, a lamp tube power supply circuit and a rechargeable battery.

The embodiment of the utility model also provides a disinfection rod, which comprises the ultraviolet disinfection rod circuit structure, and the posture control module prevents ultraviolet light emitted by the disinfection rod from irradiating surrounding personnel, thereby avoiding personal injury; the device is provided with a plurality of working modes, and different use requirements are met; the disinfection rod cannot be opened by pressing the manual switch K1 for a long time, so that the children are prevented from opening the disinfection rod by mistake; under the state of low electric quantity, the lamp tube can not be opened, thereby preventing the electronic components and the lamp tube of the circuit from being damaged.

Referring to fig. 13, the other part structure of the disinfection rod comprises a purple light generator which is actually an intermediate device for regulating pressure and flow. The ultraviolet generator in the embodiment adopts a cold cathode quartz tube, and has strong shock resistance, long service life and high ultraviolet light transmission capacity. The performance of the glass is greatly improved compared with the traditional Pe glass. The service life is prolonged by 5-10 times and can reach 10000 hours to 20000 hours.

Fig. 14 shows a pipeline adjusting part, and through adjustment, the energy of ultraviolet light is more concentrated, and the sterilization and disinfection effects are better.

Although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. A circuit structure of an ultraviolet disinfection rod is characterized by comprising a first power supply module, a processor, an attitude control module and a lamp tube power supply circuit;

the processor is connected with the first power supply module;

the attitude control module is connected with the processor;

the processor controls the on-off of the lamp tube power supply circuit based on the data of the attitude control module.

2. The ultraviolet disinfection rod circuit structure of claim 1, further comprising a power monitoring module and an on-off control module;

the on-off control module comprises an MOS (metal oxide semiconductor) tube (Q2) and a second control switch (P2), the drain of the MOS tube (Q2) is connected with a power supply, the source of the MOS tube (Q2) is connected with the second control switch (P2) in series, the second control switch (P2) is used for controlling the on-off of a lamp tube power supply circuit, the grid of the MOS tube (Q2) is connected with the processor, and the processor controls the on-off of the MOS tube (Q2) based on the judgment result of the voltage digital quantity and the voltage threshold value.

3. The UV disinfection bar circuit structure of claim 2, further comprising a manual switch (K1), wherein one end of the manual switch (K1) is connected to the first power supply module, and the other end is connected to the processor.

4. The UV disinfection bar circuit configuration of claim 3, further comprising a display module, wherein the display module comprises a second transistor (Q3) and a screen;

the collector of the second triode (Q3) is connected with the first power supply module, the base of the second triode (Q3) is connected with the processor, and the emitter of the second triode (Q3) is connected with the screen;

the screen is also connected to the processor.

5. The UV disinfection wand circuit structure of any one of claims 3-4, further comprising a buzzer module, the buzzer module comprising a buzzer and a third triode (Q4), the first power supply module, the buzzer and a collector of the third triode (Q4) being connected in series, the base of the third triode (Q4) being connected to the processor.

6. The UV disinfection bar circuit configuration of claim 1, further comprising a light emitting diode (D2), wherein the anode of the light emitting diode (D2) is connected to the first power module, and the cathode of the light emitting diode (D2) is connected to the processor.

7. The UV disinfection bar circuit arrangement of any one of claims 1-4 and 6, wherein the first power module comprises a three-terminal voltage regulator circuit, the output of the three-terminal voltage regulator circuit being connected to the processor and the attitude control module.

8. The UV disinfection bar circuit structure of any one of claims 1-4 and 6, further comprising a second power module for receiving external AC power and converting the AC power to DC power, wherein the DC power supplies power to the first power module, the attitude control module and the start-stop control module.

9. A disinfection bar comprising the ultraviolet disinfection bar circuit arrangement of any one of claims 1-8.