CN219700568U - Portable sterilizing lamp in shoes - Google Patents
Portable sterilizing lamp in shoes Download PDFInfo
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- CN219700568U CN219700568U CN202320458465.6U CN202320458465U CN219700568U CN 219700568 U CN219700568 U CN 219700568U CN 202320458465 U CN202320458465 U CN 202320458465U CN 219700568 U CN219700568 U CN 219700568U
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- circuit
- electrically connected
- shoe
- triode
- switch
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- 230000001954 sterilising effect Effects 0.000 title claims abstract description 59
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 43
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims abstract description 42
- 238000006243 chemical reaction Methods 0.000 claims abstract description 34
- 238000004659 sterilization and disinfection Methods 0.000 claims abstract description 34
- 238000001035 drying Methods 0.000 claims abstract description 33
- 239000003990 capacitor Substances 0.000 claims description 20
- 230000000087 stabilizing effect Effects 0.000 claims description 14
- 238000010586 diagram Methods 0.000 description 11
- 230000005611 electricity Effects 0.000 description 6
- 241000894006 Bacteria Species 0.000 description 5
- 238000007599 discharging Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000005485 electric heating Methods 0.000 description 3
- 238000005286 illumination Methods 0.000 description 3
- 244000052616 bacterial pathogen Species 0.000 description 2
- 241000130764 Tinea Species 0.000 description 1
- 208000002474 Tinea Diseases 0.000 description 1
- 230000008952 bacterial invasion Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229920006264 polyurethane film Polymers 0.000 description 1
- 230000028327 secretion Effects 0.000 description 1
- 210000000106 sweat gland Anatomy 0.000 description 1
Landscapes
- Apparatus For Disinfection Or Sterilisation (AREA)
Abstract
The utility model discloses a portable shoe interior sterilizing lamp, which aims to solve the problem of lack of an active protection structure in the prior art, and comprises a main control circuit, wherein the main control circuit is electrically connected with a power switch circuit, a charge-discharge circuit, a lithium battery, a temperature control switch circuit, a shoe interior drying circuit, a light-operated switch circuit, a shoe interior ultraviolet sterilization circuit, an indicator lamp circuit and a DC/DC conversion circuit respectively, the power switch circuit is electrically connected with the DC/DC conversion circuit, the DC/DC conversion circuit and the charge-discharge circuit are electrically connected with a lithium battery respectively, and the charge-discharge circuit is electrically connected with a type-c interface.
Description
Technical Field
The utility model belongs to disinfection equipment, in particular to a portable shoe interior disinfection lamp.
Background
The shoe sterilizing process includes simple heating and stoving, high temperature sterilizing and sterilizing. But the aim is consistent, bacteria in the shoe are eliminated. So that the shoes are dry and comfortable to wear. The kind of human differs, sweat glands and secretions also differ, and the degree of bacterial invasion also differs depending on the respective environment and temperature. If the bacteria attached to the shoes are to be thoroughly destroyed, ultraviolet sterilization mode is necessary, and the removal rate of ultraviolet rays to bacteria and germs in the shoes is up to more than 95% according to a large amount of theoretical data and experimental data. The ultraviolet sterilizing lamp is a lamp which utilizes the sterilizing effect of ultraviolet rays to sterilize, can radiate ultraviolet rays with the wavelength of 253.7nm outwards, has the strongest sterilizing capability of the ultraviolet rays in the wave band, and can thoroughly sterilize most bacteria in the shoes.
In the prior art, a portable sterilizing lamp is disclosed, an ultraviolet lamp tube is manufactured into a shoe shape as a shoe sterilizing lamp, and ultraviolet sterilization is performed on the penetrated shoe or the washed shoe. The sterilizing shoe lamp is internally provided with the heater and the air heater, can be used for high-temperature drying at the same time of sterilizing (ultraviolet sterilization), and can be used for quickly drying shoes and inner pads. The disinfection and drying time can be automatically adjusted. The ultraviolet sterilizing lamp can kill 95% of bacteria including tinea. The shoe after disinfection and drying not only can kill germs, but also can remove foot odor, is comfortable to wear, and has the function of health care for human feet.
However, the prior art is not perfect, the sterilizing lamp is controlled by a mechanical key, and the sterilizing lamp can still work continuously after being taken out of the shoe, which causes harm to human health, and the sterilizing lamp is controlled by a lack of a certain active protection structure.
Disclosure of Invention
In order to overcome the defects and the existing problems in the prior art, the utility model provides a portable shoe interior disinfection lamp.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the portable shoe interior disinfection lamp comprises a main control circuit, wherein the main control circuit is electrically connected with a power switch circuit, a charge-discharge circuit, a lithium battery, a temperature control switch circuit, a shoe interior drying circuit, a light-operated switch circuit, an shoe interior ultraviolet sterilization circuit, an indicator lamp circuit and a DC/DC conversion circuit respectively, the power switch circuit is electrically connected with the DC/DC conversion circuit, the DC/DC conversion circuit and the charge-discharge circuit are electrically connected with the lithium battery respectively, and the charge-discharge circuit is electrically connected with a type-c interface;
the light-operated switch circuit comprises a photoresistor and a first pull-down resistor, and the DC/DC conversion circuit, the photoresistor, the main control circuit, the first pull-down resistor and the ground wire are electrically connected together in sequence;
the ultraviolet sterilization circuit in the shoe comprises a first triode switch circuit, a first boosting chip and an ultraviolet LED lamp, wherein the first triode switch circuit is electrically connected between an input power supply pin of the first boosting chip and a lithium battery, the first triode switch is further electrically connected on a main control circuit, and the ultraviolet LED lamp is electrically connected on a switch output pin of the first boosting chip.
Preferably, the first triode switch circuit comprises a first triode and a first MOS tube, the first triode is represented by Q2, the first MOS tube is represented by Q1, the base electrode of the first triode is electrically connected to the main control circuit, the emitter electrode of the first triode is electrically connected to the ground wire, the collector electrode of the first triode is electrically connected to the first MOS tube, and the first MOS tube is electrically connected between the input power supply pin of the first boost chip and the lithium battery.
Preferably, the ultraviolet sterilization circuit in the shoe further comprises a first protection resistor and a first feedback resistor, wherein the first protection resistor is electrically connected between the enabling pin of the first boost chip and the first triode switch circuit, the first feedback resistor is electrically connected to the output feedback pin of the first boost chip, and the first feedback resistor is further electrically connected to the switch output pin of the first boost chip.
Preferably, the shoe interior drying circuit comprises a second triode switch circuit, a second boosting chip and an electrothermal film, wherein the second triode switch circuit is electrically connected between an input power supply pin of the second boosting chip and the lithium battery, the second triode switch circuit is further electrically connected on the main control circuit, and the electrothermal film is electrically connected on a switch output pin of the second boosting chip.
Preferably, the second triode switch circuit comprises a second triode and a second MOS tube, wherein the base electrode of the second triode is electrically connected to the main control circuit, the emitter electrode of the second triode is electrically connected to the ground wire, the collector electrode of the second triode is electrically connected to the second MOS tube, and the second MOS tube is further electrically connected between the input power supply pin of the second boost chip and the lithium battery.
Preferably, the in-shoe drying circuit further comprises a second protection resistor and a second feedback resistor, wherein the second protection resistor is electrically connected between the enabling pin of the second boosting chip and the second triode switch circuit, the second feedback resistor is electrically connected to the output feedback pin of the second boosting chip, and the second feedback resistor is further electrically connected to the switch output pin of the second boosting chip.
Preferably, the temperature control switch circuit comprises a thermistor and a second pull-down resistor, the DC/DC conversion circuit, the thermistor, the main control circuit, the second pull-down resistor and the ground wire are electrically connected together in sequence, and the thermistor is arranged on the shoe inner drying circuit.
Preferably, the DC/DC conversion circuit includes a first filter capacitor, a second filter capacitor and a voltage stabilizing chip, the lithium battery is electrically connected to the input end of the voltage stabilizing chip, the first filter capacitor is electrically connected between the lithium battery and the input end of the voltage stabilizing chip, the first filter capacitor is further electrically connected to a ground line, the second filter capacitor is electrically connected to the output end of the voltage stabilizing chip, and the second filter capacitor is further electrically connected to a ground line.
Preferably, the indicator light circuit comprises an LED indicator light and an indicator light protection resistor, and the main control circuit, the LED indicator light, the indicator light protection resistor and the DC/DC conversion circuit are electrically connected together in sequence.
Preferably, the power switch circuit comprises a key switch and a key protection resistor, wherein the key protection resistor is electrically connected between the DC/DC conversion circuit and the key switch, and the main control circuit is electrically connected between the key protection resistor and the key switch.
Compared with the prior art, the utility model has the following outstanding and beneficial technical effects:
in the utility model, the light-operated switch circuit adopts the photoresistor as a switch for detecting the ambient light, and if the portable in-shoe sterilizing lamp is taken out from the shoe, the light-operated switch circuit lightens the ambient light and controls the in-shoe ultraviolet sterilization circuit to stop working through the main control circuit, so that the influence of ultraviolet rays emitted by the in-shoe ultraviolet sterilization circuit on the health of a human body is avoided, and the portable in-shoe sterilizing lamp has the advantages of simplicity and convenience in operation, reasonable design, safety in use and the like.
In the utility model, the ultraviolet sterilization circuit adopts the ultraviolet LED lamp, can emit deep ultraviolet rays to sterilize the inside of the shoe, has low driving voltage requirement, low power consumption and small volume, and is very suitable for carrying about, so the portable inside-shoe sterilization lamp has the advantages of small size, portability, strong cruising ability and good sterilization effect.
In the portable shoe interior disinfection lamp, the lithium battery is used for supplying power to the portable shoe interior disinfection lamp, the lithium battery has the advantages of small volume, high energy density and repeated charge and discharge, the portable shoe interior disinfection lamp is convenient for a user to carry about and use, and an external power supply can be connected to a type-c interface for charging the lithium battery.
In the utility model, the in-shoe drying circuit adopts the electrothermal film to dry, the electrothermal film can be fully contacted on the inner surface of the shoe, and the temperature control switch circuit is also adopted to detect the temperature of the electrothermal film, so that the problem that the shoe is deformed and even burnt due to the overhigh temperature of the electrothermal film is avoided, and the portable in-shoe sterilizing lamp has the advantages of good drying effect and safe use.
Drawings
FIG. 1 is a schematic diagram of the circuit principle of the present utility model;
FIG. 2 is a schematic circuit diagram of a master control circuit of the present utility model;
FIG. 3 is a schematic circuit diagram of the power switching circuit of the present utility model;
FIG. 4 is a schematic diagram of the charge-discharge circuit of the present utility model;
FIG. 5 is a schematic diagram of the circuit principle of the temperature controlled switch circuit of the present utility model;
FIG. 6 is a schematic diagram of the circuit principle of the in-shoe drying circuit of the present utility model;
FIG. 7 is a schematic circuit diagram of an ultraviolet sterilization circuit in a shoe according to the present utility model;
fig. 8 is a schematic circuit diagram of a photoswitch circuit of the present utility model;
FIG. 9 is a schematic circuit diagram of the indicator light circuit of the present utility model;
fig. 10 is a schematic circuit diagram of the DC/DC conversion circuit of the present utility model;
FIG. 11 is a schematic circuit diagram of the tpye-c interface of the present utility model;
in the figure: 1-master control circuit, 2-power switch circuit, 3-charge-discharge circuit, 4-lithium cell, 5-temperature control switch circuit, 6-stoving circuit in shoes, 7-light-operated switch circuit, 8-in-shoe ultraviolet sterilization circuit, 9-pilot lamp circuit, 10-DC/DC conversion circuit, 11-type-c interface.
Detailed Description
The present utility model is further described below with reference to the drawings and specific embodiments for the purpose of facilitating understanding by those skilled in the art.
As shown in fig. 1 to 11, a portable in-shoe sterilizing lamp comprises a main control circuit 1, wherein a power switch circuit 2, a charge-discharge circuit 3, a lithium battery 4, a temperature control switch circuit 5, an in-shoe drying circuit 6, a light-operated switch circuit 7, an in-shoe ultraviolet sterilization circuit 8, an indicator lamp circuit 9 and a DC/DC conversion circuit 10 are respectively and electrically connected to the main control circuit, the power switch circuit is electrically connected to the DC/DC conversion circuit, the DC/DC conversion circuit and the charge-discharge circuit are respectively and electrically connected to the lithium battery, and a type-c interface is electrically connected to the charge-discharge circuit.
The main control circuit comprises an MCU, the MCU is represented by U3, and the model is SC92F7462B.
The power switch circuit is used for controlling the lithium battery to supply power to other electrical components. The power switch circuit comprises a key switch and a key protection resistor, wherein the key protection resistor is electrically connected between the DC/DC conversion circuit and the key switch, the main control circuit is electrically connected between the key protection resistor and the key switch, the key protection resistor is represented by R7, the resistance value of the key protection resistor is 10 Kohm, the key switch is represented by S1, and the key switch is further electrically connected to the ground wire. In actual use, the power supply/outage of the lithium battery to other electrical components is controlled by controlling the opening and closing of the key switch.
The lithium battery supplies power to other electrical appliances through the charging and discharging circuit, and the external power supply charges the lithium battery through the charging and discharging circuit. The charging and discharging circuit comprises a charging management chip, the charging management chip is represented by U2, the model of the charging management chip is TC4054, and the charging management chip is used for managing charging and discharging of the lithium battery.
The lithium battery is used for providing electric energy for the portable shoe interior sterilizing lamp. The lithium battery is electrically connected to the main control circuit and the charge-discharge circuit. The lithium battery is model 18650. In actual use, the lithium battery can supply power to other electrical components through the main control circuit, and can also supply power to other electrical components through the charge-discharge circuit.
The temperature control switch circuit is arranged on the shoe inner drying circuit and is used for sensing the temperature of the shoe inner drying circuit and controlling the work of the shoe inner drying circuit according to the temperature of the shoe inner drying circuit. The temperature control switch circuit comprises a thermistor and a second pull-down resistor, wherein the thermistor is represented by R5, the second pull-down resistor is represented by R8, the DC/DC conversion circuit, the thermistor, the main control circuit, the second pull-down resistor and the ground wire are electrically connected together in sequence, and the thermistor is arranged on the drying circuit in the shoe. In actual use, the lithium battery supplies power to the thermistor through the DC/DC conversion circuit, the thermistor detects the temperature of the shoe interior drying circuit, and if the temperature detected by the thermistor is not higher than the preset temperature, the main control circuit does not control the shoe interior drying circuit to stop working, and the shoe interior drying circuit can normally dry shoes. If the temperature detected by the thermistor is higher than the preset temperature, the master control circuit controls the drying circuit in the shoe to stop working. The preset temperature may be preset in the main control circuit.
The in-shoe drying circuit is used for drying shoes. The shoe interior drying circuit comprises a second triode switch circuit, a second boosting chip and an electric heating film, wherein the second boosting chip is represented by U5, the model of the second boosting chip is DSB628, the electric heating film is represented by J4, the second triode switch circuit is electrically connected between an input power supply pin (namely VCC of U5) of the second boosting chip and a lithium battery, the second triode switch circuit is further electrically connected on a main control circuit, and the electric heating film is electrically connected on a switch output pin (namely SW of U5) of the second boosting chip. The design of the second triode switch circuit realizes that the main control circuit controls the lithium battery to supply power to the drying circuit in the shoe. The second boost chip is used for boosting the voltage input by the lithium battery into the second boost chip to obtain constant voltage and outputting the constant voltage to the electrothermal film, so that the electrothermal film is ensured to work normally and stably. The electrothermal film is a polyurethane film which can generate heat after being electrified, can be attached to the surface of shoes, and can fully heat and dry the fabric of the shoes, so that the electrothermal film has the advantage of good drying effect.
The second triode switch circuit comprises a second triode and a second MOS tube, the second triode Q4 is represented, the second MOS tube is represented by Q3, the base electrode of the second triode is electrically connected to the main control circuit, the emitter electrode of the second triode is electrically connected to the ground wire, the collector electrode of the second triode is electrically connected to the second MOS tube, and the second MOS tube is electrically connected between the input power supply pin of the second boosting chip and the lithium battery.
The shoe interior drying circuit further comprises a second protection resistor and a second feedback resistor, the second protection circuit comprises R22, the second feedback resistor comprises R21 and R25, the second protection resistor is electrically connected between an enabling pin (namely EN of U5) of the second boost chip and the second triode switch circuit, the second feedback resistor is electrically connected to an output feedback pin (namely FB of U5) of the second boost chip, the second feedback resistor is further electrically connected to a switch output pin of the second boost chip, one end of R21 is electrically connected between the switch output pin of the second boost chip and the electrothermal film, one end of R25 is electrically connected to the ground wire, and the other end of R21 and the other end of R25 are electrically connected to the output feedback pin of the second boost chip.
The light-operated switch circuit is used for detecting ambient light and controlling the operation of the ultraviolet sterilization circuit in the shoe according to the ambient light. In actual use, if the light-operated switch circuit detects that the ambient light is stronger, then the portable in-shoe sterilizing lamp is not likely to be put into the shoe, then the ultraviolet sterilization circuit in the control shoe stops working, and the problem that the portable in-shoe sterilizing lamp is not put into the shoe but emits ultraviolet is avoided. The light-operated switch circuit comprises a photoresistor and a first pull-down resistor, wherein the photoresistor is represented by R4, the first pull-down resistor is represented by R9, and the DC/DC conversion circuit, the photoresistor, the main control circuit, the first pull-down resistor and the ground wire are electrically connected together in sequence. In this embodiment, the master control circuit is preset with a safety illumination intensity. If the intensity of the ambient light detected by the photoresistor is not more than the safety illumination intensity, the portable in-shoe sterilizing lamp is likely to be placed in the shoe, and the light-operated switch circuit does not control the in-shoe ultraviolet sterilizing circuit to stop working at the moment, so that the in-shoe ultraviolet sterilizing circuit can normally emit ultraviolet rays. If the intensity of the ambient light detected by the photoresistor is larger than the safety illumination intensity, the portable in-shoe sterilizing lamp is not likely to be placed in the shoe, and the light-operated switch circuit controls the in-shoe ultraviolet sterilization circuit to stop working.
The ultraviolet sterilization circuit in the shoe comprises a first triode switch circuit, a first boosting chip and an ultraviolet LED lamp, wherein the first boosting chip is represented by U4, the ultraviolet LED lamp is represented by D6, the first triode switch is electrically connected between an input power supply pin (namely VCC of U4) of the first boosting chip and a lithium battery, the first triode switch is further electrically connected on a main control circuit, and the ultraviolet LED lamp is electrically connected on a switch output pin (namely SW of U4) of the first boosting chip.
The first triode switch circuit comprises a first triode and a first MOS tube, wherein the first triode is represented by Q2, the first MOS tube is represented by Q1, the base electrode of the first triode is electrically connected to the main control circuit, the emitter electrode of the first triode is electrically connected to the ground wire, the collector electrode of the first triode is electrically connected to the first MOS tube, and the first MOS tube is electrically connected between the input power supply pin of the first boost chip and the lithium battery.
The ultraviolet sterilization circuit in shoes still includes first protection resistance and first feedback resistance, first protection resistance includes R15, first protection resistance electricity is connected between the enabling pin (namely the EN of U4) of first boost chip and first triode switch circuit, first feedback resistance electricity is connected on the output feedback pin (namely the FB of U4) of first boost chip, first feedback resistance still electricity is connected on the switch output pin of first boost chip, first feedback resistance includes R14 and R17, the one end electricity of R14 is connected between the switch output pin of first boost chip and ultraviolet LED lamp, the one end electricity of R17 is connected on the ground wire, the other end of R14 and the other end electricity of R17 are connected on the output feedback pin of first boost chip.
The pilot lamp circuit includes LED pilot lamp and pilot lamp protection resistance, and main control circuit, LED pilot lamp, pilot lamp protection resistance and DC/DC conversion circuit are in proper order electric connection together. The LED indicator lamp comprises D1, D2, D3 and D4, the indicator lamp protection resistor comprises R1, R6, R10 and R12, the D1 and R1 are electrically connected between the main control circuit and the DC/DC conversion circuit, the D2 and R6 are electrically connected between the main control circuit and the DC/DC conversion circuit, the D3 and R10 are electrically connected between the main control circuit and the DC/DC conversion circuit, the D4 and R12 are electrically connected between the main control circuit and the DC/DC conversion circuit, and the D1 and R1, the D2 and R6, the D3 and R10, the D4 and R12 are respectively electrically connected on different pins of the main control circuit so as to facilitate independent control of the main control circuit. In actual use, whether the key switch is closed, whether the portable shoe interior sterilizing lamp is placed in a shoe, whether the temperature of the shoe interior drying circuit exceeds the preset temperature, whether the lithium battery is charged or not and the like can be judged by observing the lighting change of different LED indicator lamps.
The DC/DC conversion circuit comprises a first filter capacitor, a second filter capacitor and a voltage stabilizing chip, wherein the first filter capacitor is represented by C1, the second filter capacitor is represented by C2, the voltage stabilizing chip is represented by U1, the model of the voltage stabilizing chip is PL3500, the lithium battery is electrically connected to the input end of the voltage stabilizing chip, the first filter capacitor is electrically connected between the lithium battery and the input end of the voltage stabilizing chip, the first filter capacitor is electrically connected to a ground wire, the second filter capacitor is electrically connected to the output end of the voltage stabilizing chip, and the second filter capacitor is electrically connected to a ground wire.
The above embodiments are only preferred embodiments of the present utility model, and are not intended to limit the scope of the present utility model in this way, therefore: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.
Claims (10)
1. The portable shoe interior sterilizing lamp is characterized by comprising a main control circuit, wherein the main control circuit is electrically connected with a power switch circuit, a charge-discharge circuit, a lithium battery, a temperature control switch circuit, a shoe interior drying circuit, a light-operated switch circuit, a shoe interior ultraviolet sterilization circuit, an indicator lamp circuit and a DC/DC conversion circuit respectively, the power switch circuit is electrically connected with the DC/DC conversion circuit, the DC/DC conversion circuit and the charge-discharge circuit are electrically connected with the lithium battery respectively, and the charge-discharge circuit is electrically connected with a type-c interface;
the light-operated switch circuit comprises a photoresistor and a first pull-down resistor, and the DC/DC conversion circuit, the photoresistor, the main control circuit, the first pull-down resistor and the ground wire are electrically connected together in sequence;
the ultraviolet sterilization circuit in the shoe comprises a first triode switch circuit, a first boosting chip and an ultraviolet LED lamp, wherein the first triode switch circuit is electrically connected between an input power supply pin of the first boosting chip and a lithium battery, the first triode switch is further electrically connected on a main control circuit, and the ultraviolet LED lamp is electrically connected on a switch output pin of the first boosting chip.
2. The portable shoe interior sterilizing lamp according to claim 1, wherein the first triode switch circuit comprises a first triode and a first MOS tube, the first triode is represented by Q2, the first MOS tube is represented by Q1, a base electrode of the first triode is electrically connected to the main control circuit, an emitter electrode of the first triode is electrically connected to a ground wire, a collector electrode of the first triode is electrically connected to the first MOS tube, and the first MOS tube is further electrically connected between an input power supply pin of the first boost chip and the lithium battery.
3. The portable in-shoe sterilizing lamp according to claim 2, wherein the in-shoe ultraviolet sterilizing circuit further comprises a first protection resistor and a first feedback resistor, the first protection resistor is electrically connected between the enable pin of the first boost chip and the first triode switch circuit, the first feedback resistor is electrically connected to the output feedback pin of the first boost chip, and the first feedback resistor is further electrically connected to the switch output pin of the first boost chip.
4. The portable in-shoe sterilizing lamp according to claim 1, wherein the in-shoe drying circuit includes a second triode switch circuit, a second boost chip and an electrothermal film, the second triode switch circuit is electrically connected between an input power supply pin of the second boost chip and the lithium battery, the second triode switch circuit is further electrically connected to the main control circuit, and the electrothermal film is electrically connected to a switch output pin of the second boost chip.
5. The portable in-shoe sterilizing lamp according to claim 4, wherein the second triode switch circuit comprises a second triode and a second MOS tube, a base electrode of the second triode is electrically connected to the main control circuit, an emitter electrode of the second triode is electrically connected to the ground wire, a collector electrode of the second triode is electrically connected to the second MOS tube, and the second MOS tube is further electrically connected between an input power supply pin of the second boost chip and the lithium battery.
6. The portable in-shoe sterilizing lamp according to claim 4 or 5 wherein the in-shoe drying circuit further comprises a second protection resistor and a second feedback resistor, the second protection resistor being electrically connected between the enable pin of the second boost chip and the second triode switch circuit, the second feedback resistor being electrically connected to the output feedback pin of the second boost chip, the second feedback resistor being further electrically connected to the switch output pin of the second boost chip.
7. The portable in-shoe sterilizing lamp according to claim 1, wherein the temperature control switch circuit comprises a thermistor and a second pull-down resistor, the DC/DC conversion circuit, the thermistor, the main control circuit, the second pull-down resistor and the ground wire are electrically connected together in sequence, and the thermistor is arranged on the in-shoe drying circuit.
8. The portable in-shoe disinfection lamp of claim 1, wherein the DC/DC conversion circuit comprises a first filter capacitor, a second filter capacitor and a voltage stabilizing chip, the lithium battery is electrically connected to the input end of the voltage stabilizing chip, the first filter capacitor is electrically connected between the lithium battery and the input end of the voltage stabilizing chip, the first filter capacitor is further electrically connected to a ground line, the second filter capacitor is further electrically connected to the output end of the voltage stabilizing chip, and the second filter capacitor is further electrically connected to a ground line.
9. The portable in-shoe disinfection lamp of claim 1, wherein the indicator light circuit comprises an LED indicator light and an indicator light protection resistor, and the main control circuit, the LED indicator light, the indicator light protection resistor and the DC/DC conversion circuit are electrically connected together in sequence.
10. The portable in-shoe disinfection lamp of claim 1, wherein the power switch circuit comprises a key switch and a key protection resistor, the key protection resistor being electrically connected between the DC/DC conversion circuit and the key switch, and the main control circuit being electrically connected between the key protection resistor and the key switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320458465.6U CN219700568U (en) | 2023-03-03 | 2023-03-03 | Portable sterilizing lamp in shoes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320458465.6U CN219700568U (en) | 2023-03-03 | 2023-03-03 | Portable sterilizing lamp in shoes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219700568U true CN219700568U (en) | 2023-09-19 |
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ID=88003022
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320458465.6U Active CN219700568U (en) | 2023-03-03 | 2023-03-03 | Portable sterilizing lamp in shoes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219700568U (en) |
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2023
- 2023-03-03 CN CN202320458465.6U patent/CN219700568U/en active Active
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