阅读说明：本技术 一种便携式旅行用毛巾的烘干消毒电路 (Portable drying and sterilizing circuit for towel for travel ) 是由 朱正直 于 2020-12-25 设计创作，主要内容包括：本发明涉及电子技术领域,特别是涉及一种便携式旅行用毛巾的烘干消毒电路,包括两个行程开关、测试模块、烘干按钮、控制模块、加热模块、电源供电模块和消毒灯控制模块；行程开关与控制模块之间具有电性连接,测试模块与控制模块之间具有电反馈连接,加热模块与控制模块之间具有电反馈连接,电源供电模块与控制模块之间具有电性连接,消毒灯控制模块与控制模块之间具有电性连接,电源供电模块与加热模块之间具有电性连接,电源供电模块与消毒灯控制模块之间具有电性连接。本发明为旅行及出差人员提供了方便,有效解决了湿毛巾在旅行过程中不易携带的问题,有效解决了湿毛巾容易滋生细菌不利于人们的身体健康等问题。(The invention relates to the technical field of electronics, in particular to a portable towel drying and sterilizing circuit for traveling, which comprises two travel switches, a test module, a drying button, a control module, a heating module, a power supply module and a sterilizing lamp control module; the electric connection has been had between travel switch and the control module, the electric feedback connection has between test module and the control module, the electric feedback connection has between heating module and the control module, electric connection has between power supply module and the control module, electric connection has between disinfection lamp control module and the control module, electric connection has between power supply module and the heating module, electric connection has between power supply module and the disinfection lamp control module. The invention provides convenience for traveling and business trip personnel, effectively solves the problem that the wet towel is not easy to carry in the traveling process, and effectively solves the problems that the wet towel is easy to breed bacteria and is not beneficial to the health of people and the like.)

1. The utility model provides a portable drying and sterilizing circuit of towel for travel which characterized in that: the device comprises two travel switches (5), a test module (6), a drying button (7), a control module (8), a heating module (9), a power supply module (10) and a sterilizing lamp control module (11);

the travel switch (5) is electrically connected with the control module (8), and the control module (8) can judge the state of the travel switch (5);

the test module (6) is in electrical feedback connection with the control module (8), the control module (8) can control the test module (6) to test, and the test module (6) feeds back a test result to the control module (8);

the drying button (7) is electrically connected with the control module (8), and the control module (8) can judge the state of the drying button (7);

the heating module (9) is in electric feedback connection with the control module (8), and the control module (8) controls the heating module (9) to heat and stops heating when the heating module (9) is heated to a set temperature;

the power supply module (10) is electrically connected with the control module (8), and the power supply module (10) can supply electric energy to the control module (8);

the sterilizing lamp control module (11) is electrically connected with the control module (8), and the control module (8) can control whether the sterilizing lamp control module (11) emits ultraviolet light;

the power supply module (10) is electrically connected with the heating module (9), and the power supply module (10) can supply electric energy to the heating module (9);

the power supply module (10) is electrically connected with the disinfection lamp control module (11), and the power supply module (10) can supply electric energy to the disinfection lamp control module (11).

2. The portable drying and sterilizing circuit for towels for traveling of claim 1, further comprising: the test module (6) comprises an infrared transceiver (U1), and the test module (6) is used for judging whether the towel exists or not.

3. The portable drying and sterilizing circuit for towels for traveling of claim 1, further comprising: the heating module (9) comprises a heater (OV 1), a temperature sampling circuit module and a switch module 2; the switch module 2 is electrically connected with the heater (OV 1), and the heater (OV 1) is electrically connected with the temperature sampling circuit module; the switch module 2 is used for switching on or off the electrical connection between the heater (OV 1) and the heater (OV 1) and the control module (8); the heater (OV 1) is used for heating the towel and drying the towel; the temperature sampling circuit module is used for collecting the temperature of the heater (OV 1) and feeding back the sampling result to the control module (8).

4. The portable drying and sterilizing circuit for towels for traveling of claim 1, further comprising: the sterilizing lamp control module (11) comprises a switch module 1, an ultraviolet lamp (D1) and an indicator lamp (D2); the switch module 1 is electrically connected with the ultraviolet lamp (D1), the switch module 1 is electrically connected with the indicator lamp (D2), the switch module 1 is used for connecting or disconnecting the ultraviolet lamp (D1) and the power supply module (10), the switch module 1 is used for connecting or disconnecting the indicator lamp (D2) and the power supply module (10), and the indicator lamp (D2) is used for displaying the state of the ultraviolet lamp (D1).

5. The portable drying and sterilizing circuit for towels for traveling of claim 1, further comprising: the power supply module (10) comprises a battery and a voltage stabilizing circuit module, the battery is electrically connected with the voltage stabilizing circuit module, and the voltage stabilizing circuit module is used for keeping the voltage supplied to the control module (8) by the battery constant.

6. The portable drying and sterilizing circuit for towels for traveling of claim 1, further comprising: the indicator light (D2) may emit visible light, which may be green in color.

7. The portable drying and sterilizing circuit for towels for traveling of claim 1, further comprising: the control module (8) comprises a single chip microcomputer, and the model of the single chip microcomputer is PIC16F 877.

8. The portable drying and sterilizing circuit for towels for traveling of claim 7, further comprising: the single chip microcomputer is provided with the following main flow:

step a 0: starting the process;

step a 1: the single chip microcomputer controls to send infrared light to detect whether the towel is stuck on the sticky buckle tape, if the towel is stuck on the sticky buckle tape, the step a2 is executed, and if the towel is not stuck on the sticky buckle tape, the step a8 is executed;

step a 2: the single chip microcomputer judges whether a drying button is pressed, if the drying button is pressed, the step a3 is executed, and if the drying button is not pressed, the step a4 is executed;

step a 3: entering a towel drying process;

step a 4: judging whether the travel switch is closed, if the travel switch is in a closed state, executing the step a5, and if the travel switch is in an open state, executing the step a 8;

step a 5: the single chip microcomputer controls to turn on a disinfection lamp to disinfect the towel at regular time;

step a 6: the single chip microcomputer judges whether the timing disinfection time is up, if the timing disinfection time is up, the step a8 is executed, and if the timing disinfection time is not up, the step a7 is executed;

step a 7: judging whether the travel switch is closed, if the travel switch is in a closed state, executing the step a6, and if the travel switch is in an open state, executing the step a 8;

step a 8: the flow ends.

9. The portable drying and sterilizing circuit for towels for traveling of claim 7, further comprising: the single chip microcomputer has the following towel drying process:

step b 0: starting a towel drying process;

step b 1: the single chip microcomputer judges whether the travel switch is closed, and if the travel switch is in a closed state, the step b6 is executed; if the travel switch is in the off state, executing step b 2;

step b 2: the single chip microcomputer controls to start a heater to dry the towel at regular time;

step b 3: the single chip microcomputer judges whether the timing drying time is up, if the timing drying time is up, the step b6 is executed, and if the timing drying time is not up, the step b4 is executed;

step b 4: the single chip microcomputer judges whether the travel switch is closed, if the travel switch is in a closed state, the step b6 is executed, and if the travel switch is in an open state, the step b5 is executed;

step b 5: the single chip microcomputer judges whether the temperature inside the telescopic light-transmitting cylinder is higher than a preset threshold value H or not, if the temperature inside the telescopic light-transmitting cylinder is higher than the preset threshold value H, the step b6 is executed, and if the temperature inside the telescopic light-transmitting cylinder is not higher than the preset threshold value H, the step b3 is executed;

step b 6: and finishing the towel drying process.

Technical Field

The invention relates to the technical field of articles for daily use, in particular to a portable drying and sterilizing circuit for towels for travel.

Background

At present, towels commonly used by families are usually hung on a towel rack in a bathroom after being used and are naturally dried. However, when people go on a business trip or travel to stay in a hotel, most people mind the public towel provided by the hotel and are still used to use the self-provided towel, but the ventilation environment in most hotels is not good, and when the hotel gets damp or rainy weather, the towel is not easy to air-dry, the hotel is only a temporary living place, and the temporary living towel hotel is often required to be replaced due to variable travel, namely, the hotel leaves the hotel without waiting for the towel to air-dry, the towel is not easy to carry after being wetted and needs to be packaged separately, bacteria are easy to breed in the wet towel, and the towel does not have good influence on the body of people when being used again, and is not beneficial to the health of people.

Disclosure of Invention

1. Technical problem to be solved

The purpose of the invention is: the invention provides a portable towel drying and sterilizing circuit for travel, which can realize that a towel used by people in the travel process is convenient to carry, and the wet towel used in the travel process can be dried and sterilized.

2. Technical scheme

In order to solve the above problems, the present invention adopts the following technical solutions.

A portable towel drying and sterilizing circuit for traveling comprises two travel switches, a test module, a drying button, a control module, a heating module, a power supply module and a sterilizing lamp control module; the travel switch is electrically connected with the control module, and the control module can judge the state of the travel switch; the test module is electrically connected with the control module in a feedback manner, the control module can control the test module to test, and the test module feeds back a test result to the control module; the drying button is electrically connected with the control module, and the control module can judge the state of the drying button; the heating module is in electric feedback connection with the control module, and the control module controls the heating module to heat and stops heating when the heating module is heated to a set temperature; the power supply module is electrically connected with the control module and can supply electric energy to the control module; the sterilizing lamp control module is electrically connected with the control module, and the control module can control whether the sterilizing lamp control module emits ultraviolet light or not; the power supply module is electrically connected with the heating module and can supply electric energy to the heating module; the power supply module is electrically connected with the disinfection lamp control module, and the power supply module can supply electric energy to the disinfection lamp control module.

Further, the test module comprises an infrared transmitter-receiver, and the test module is used for judging whether the towel exists or not.

Further, the heating module comprises a heater, a temperature sampling circuit module and a switch module; the switch module is electrically connected with the heater, and the heater is electrically connected with the temperature sampling circuit module; the switch module is used for switching on or off the electrical connection between the heater and the control module; the heater is used for heating the towel and drying the towel; the temperature sampling circuit module is used for collecting the temperature of the heater and feeding back the sampling result to the control module.

Further, the sterilizing lamp control module comprises a switch module, an ultraviolet lamp and an indicator lamp; the switch module is electrically connected with the ultraviolet lamp, the switch module is electrically connected with the indicator lamp, the switch module is used for connecting or disconnecting the ultraviolet lamp and the power supply module, the switch module is used for connecting or disconnecting the indicator lamp and the power supply module, and the indicator lamp is used for displaying the state of the ultraviolet lamp.

Furthermore, the power supply module comprises a battery and a voltage stabilizing circuit module, the battery is electrically connected with the voltage stabilizing circuit module, and the voltage stabilizing circuit module is used for keeping the voltage supplied to the control module by the battery constant.

Further, the indicator light may emit visible light, and the color of the visible light may be green.

Further, the control module comprises a single chip microcomputer, and the model of the single chip microcomputer is PIC16F 877.

Further, the single chip microcomputer has the following main process:

step a 0: starting the process;

step a 1: the single chip microcomputer controls to send infrared light to detect whether the towel is stuck on the sticky buckle tape, if the towel is stuck on the sticky buckle tape, the step a2 is executed, and if the towel is not stuck on the sticky buckle tape, the step a8 is executed;

step a 2: the single chip microcomputer judges whether a drying button is pressed, if the drying button is pressed, the step a3 is executed, and if the drying button is not pressed, the step a4 is executed;

step a 3: entering a towel drying process;

step a 4: judging whether the travel switch is closed, if the travel switch is in a closed state, executing the step a5, and if the travel switch is in an open state, executing the step a 8;

step a 5: the single chip microcomputer controls to turn on a disinfection lamp to disinfect the towel at regular time;

step a 6: the single chip microcomputer judges whether the timing disinfection time is up, if the timing disinfection time is up, the step a8 is executed, and if the timing disinfection time is not up, the step a7 is executed;

step a 7: judging whether the travel switch is closed, if the travel switch is in a closed state, executing the step a6, and if the travel switch is in an open state, executing the step a 8;

step a 8: the flow ends.

Further, the single chip microcomputer has the following towel drying process:

step b 0: starting a towel drying process;

step b 1: the single chip microcomputer judges whether the travel switch is closed, and if the travel switch is in a closed state, the step b6 is executed; if the travel switch is in the off state, executing step b 2;

step b 2: the single chip microcomputer controls to start a heater to dry the towel at regular time;

step b 3: the single chip microcomputer judges whether the timing drying time is up, if the timing drying time is up, the step b6 is executed, and if the timing drying time is not up, the step b4 is executed;

step b 4: the single chip microcomputer judges whether the travel switch is closed, if the travel switch is in a closed state, the step b6 is executed, and if the travel switch is in an open state, the step b5 is executed;

step b 5: the single chip microcomputer judges whether the temperature inside the telescopic light-transmitting cylinder is higher than a preset threshold value H or not, if the temperature inside the telescopic light-transmitting cylinder is higher than the preset threshold value H, the step b6 is executed, and if the temperature inside the telescopic light-transmitting cylinder is not higher than the preset threshold value H, the step b3 is executed;

step b 6: and finishing the towel drying process.

Further, the battery may be a rechargeable lithium battery.

Further, the voltage of the battery is 12V

3. Advantageous effects

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

a new technical idea of a portable towel drying and disinfecting circuit for travel is provided.

The invention provides convenience for traveling and business trip personnel, effectively solves the problem that the wet towel is not easy to carry during traveling, and effectively solves the problems that the wet towel is easy to breed bacteria and is not beneficial to the health of people.

The ultraviolet lamp is arranged on the mounting seat, and the ultraviolet lamp is arranged on the mounting seat, so that the ultraviolet lamp is not turned on when the protective cover is detached from the mounting seat, light cannot be emitted, and the human body is prevented from being injured.

The towel drying and sterilizing device has the functions of drying, sterilizing and disinfecting, does not need other equipment to dry or sterilize towels, is convenient to carry, and saves the space of a luggage case for traveling and business trip personnel.

And fifthly, the towel rack has the advantages that the towel rack adopts the telescopic light transmission cylinder, a towel can be stored on the telescopic light transmission cylinder, the towel rack is convenient to carry, the occupied space is small, and the like.

Drawings

FIG. 1 is a block diagram of embodiment 1 of the present invention;

FIG. 2 is a circuit diagram of embodiment 3 of the present invention;

FIG. 3 is a main flow chart of embodiment 1 of the present invention;

fig. 4 is a towel drying flowchart of embodiment 1 of the present invention; a frame diagram;

FIG. 5 is a schematic cross-sectional view of an unassembled front view of example 2 of the present invention;

FIG. 6 is a schematic sectional view of a front view structure after assembly of embodiment 2 of the present invention;

fig. 7 is a schematic top view of the shield according to embodiment 3 of the present invention.

The reference numbers in the figures illustrate:

1. a mounting seat; 1-1, a convex ring; 2. a telescopic light-transmitting cylinder; 2-1, a first cylinder; 2-2, a second cylinder, 2-3 and a third cylinder; 3. a protective cover; 3-1, a light reflecting cylinder; 3-2, a first annular convex ring; 3-3, a second annular convex ring; 3-4, a clamping groove; 4. a hook and loop fastener; 5. a travel switch; 6. a test module; 7. a drying button; 8. a control module; 9. a heating module; 10. a power supply module; 11. a sterilizing lamp control module; 12. a handle; A. and a control circuit board.

Detailed Description

Example 1:

as shown in fig. 1-4, a portable towel drying and sterilizing circuit for traveling comprises two travel switches 5, a test module 6, a drying button 7, a control module 8, a heating module 9, a power supply module 10 and a sterilizing lamp control module 11;

the travel switch 5 is electrically connected with the control module 8, and the control module 8 can judge the state of the travel switch 5;

the test module 6 is in electrical feedback connection with the control module 8, the control module 8 can control the test module 6 to perform testing, and the test module 6 feeds back a test result to the control module 8;

the drying button 7 is electrically connected with the control module 8, and the control module 8 can judge the state of the drying button 7;

the heating module 9 is in electric feedback connection with the control module 8, and the control module 8 controls the heating module 9 to heat and stops heating when the heating module 9 is heated to a set temperature;

the power supply module 10 is electrically connected with the control module 8, and the power supply module 10 can supply electric energy to the control module 8;

the sterilizing lamp control module 11 is electrically connected with the control module 8, and the control module 8 can control whether the sterilizing lamp control module 11 emits ultraviolet light or not;

the power supply module 10 is electrically connected with the heating module 9, and the power supply module 10 can supply electric energy to the heating module 9;

electric connection has between power supply module 10 and the disinfection lamp control module 11, and power supply module 10 can carry out the electric energy supply to disinfection lamp control module 11.

Test module 6 includes an infrared transceiver U1 and test module 6 is used to determine whether a towel is present.

The heating module 9 comprises a heater OV1, a temperature sampling circuit module and a switch module 2; the switch module 2 is electrically connected with the heater OV1, and the heater OV1 is electrically connected with the temperature sampling circuit module; the switch module 2 is used for switching on or off the electrical connection between the heater OV1, the heater OV1 and the control module 8; the heater OV1 is used for heating the towel and drying the towel; the temperature sampling circuit module is used for collecting the temperature of the heater OV1 and feeding back the sampling result to the control module 8.

The sterilizing lamp control module 11 comprises a switch module 1, an ultraviolet lamp D1 and an indicator lamp D2; the switch module 1 is electrically connected with the ultraviolet lamp D1, the switch module 1 is electrically connected with the indicator lamp D2, the switch module 1 is used for connecting or disconnecting the ultraviolet lamp D1 with the power supply module 10, the switch module 1 is used for connecting or disconnecting the indicator lamp D2 with the power supply module 10, and the indicator lamp D2 is used for displaying the state of the ultraviolet lamp D1. Because the ultraviolet light that ultraviolet lamp D1 sent is invisible light, whether ultraviolet lamp D1 is in operating condition people have difficultly to differentiate, connected pilot lamp D2 in parallel in the circuit, the light that pilot lamp D2 sent is visible light, pilot lamp D2 can show the operating condition of ultraviolet lamp D1, prevent that ultraviolet lamp D1 from causing unnecessary injury to the human body because not being seen at the during operation.

The power supply module 10 includes a battery and a voltage regulator circuit module, and the battery is electrically connected to the voltage regulator circuit module, and the voltage regulator circuit module is configured to keep a voltage supplied to the control module 8 from the battery constant.

The indicator light D2 may emit visible light, which may be green in color.

The control module 8 comprises a single chip microcomputer, and the model of the single chip microcomputer is PIC16F 877.

The single chip microcomputer has the following main flow:

step a 0: starting the process;

step a 1: the single chip microcomputer controls to send infrared light to detect whether the towel is stuck on the sticky buckle tape, if the towel is stuck on the sticky buckle tape, the step a2 is executed, and if the towel is not stuck on the sticky buckle tape, the step a8 is executed;

step a 2: the single chip microcomputer judges whether a drying button is pressed, if the drying button is pressed, the step a3 is executed, and if the drying button is not pressed, the step a4 is executed;

step a 3: entering a towel drying process;

step a 4: judging whether the travel switch is closed, if the travel switch is in a closed state, executing the step a5, and if the travel switch is in an open state, executing the step a 8;

step a 5: the single chip microcomputer controls to turn on a disinfection lamp to disinfect the towel at regular time;

step a 6: the single chip microcomputer judges whether the timing disinfection time is up, if the timing disinfection time is up, the step a8 is executed, and if the timing disinfection time is not up, the step a7 is executed;

step a 7: judging whether the travel switch is closed, if the travel switch is in a closed state, executing the step a6, and if the travel switch is in an open state, executing the step a 8;

step a 8: the flow ends.

The single chip microcomputer has the following towel drying process:

step b 0: starting a towel drying process;

step b 1: the single chip microcomputer judges whether the travel switch is closed, and if the travel switch is in a closed state, the step b6 is executed; if the travel switch is in the off state, executing step b 2;

step b 2: the single chip microcomputer controls to start a heater to dry the towel at regular time;

step b 3: the single chip microcomputer judges whether the timing drying time is up, if the timing drying time is up, the step b6 is executed, and if the timing drying time is not up, the step b4 is executed;

step b 4: the single chip microcomputer judges whether the travel switch is closed, if the travel switch is in a closed state, the step b6 is executed, and if the travel switch is in an open state, the step b5 is executed;

step b 5: the single chip microcomputer judges whether the temperature inside the telescopic light-transmitting cylinder is higher than a preset threshold value H or not, if the temperature inside the telescopic light-transmitting cylinder is higher than the preset threshold value H, the step b6 is executed, and if the temperature inside the telescopic light-transmitting cylinder is not higher than the preset threshold value H, the step b3 is executed;

step b 6: and finishing the towel drying process.

The battery may be a rechargeable lithium battery. The voltage of the battery is 12V.

Example 2: as shown in FIGS. 5 to 7, the following is further designed on the basis of example 1

A portable towel drying and sterilizing device for travel comprises a mounting seat 1, a telescopic light-transmitting cylinder 2, a protective cover 3, a fastening tape 4 and a portable towel drying and sterilizing circuit for travel; flexible printing opacity section of thick bamboo 2 fixed mounting is at the lower extreme of mount pad 1, thread gluing area 4 fixed mounting just is located the outer end of flexible printing opacity section of thick bamboo 2 at the lower extreme of mount pad 1, thread gluing area 4 is used for along the fixed outer end of pasting at thread gluing area 4 of width direction with the towel, and protection casing 3 demountable connection is in the outer end of mount pad 1, and the stoving disinfection circuit of a portable towel for travel installs in the inboard of mount pad 1 for the stoving and the sterile control to the towel.

Two travel switch 5 all install on the lateral wall of mount pad 1, when protection casing 3 installs in the outer end of mount pad 1, the inside wall and the travel switch of protection casing 3 contradict, switch travel switch to the closed state from the state of disconnection, when protection casing 3 dismantles from the outer end of mount pad 1, the inside wall and the travel switch of protection casing 3 do not contradict, switch travel switch to the open state from the closed state, whether be used for the singlechip to detect the outer end at mount pad 1, the upper end at mount pad 1 is installed to stoving button 7, disinfection lamp control module 11 installs the lower extreme at mount pad 1, and it is inboard to be located flexible printing opacity section of thick bamboo 2.

The disinfection lamp control module 11 comprises an ultraviolet lamp, the ultraviolet lamp emits ultraviolet light with the wavelength length of 240-280 nm, and ultraviolet sterilization is to kill and destroy the molecular structure of DNA (deoxyribonucleic acid) or RNA (ribonucleic acid) in bacteria and viruses within the range of 240-280 nm, so that growth cell death and (or) regenerative cell death are caused, and the effect of sterilization and disinfection is achieved. The ultraviolet ray has the strongest bactericidal effect particularly at the wavelength of 253.7.

The telescopic light-transmitting cylinder 2 is made of an ultraviolet light-transmitting material, and the telescopic light-transmitting cylinder 2 comprises a first cylinder 2-1, a second cylinder 2-2 and a third cylinder 2-3; the first cylinder 2-1 is fixedly installed at the lower end of the installation seat 1, the second cylinder 2-2 is sleeved on the inner side of the first cylinder 2-1, the third cylinder 2-3 is sleeved on the inner side of the second cylinder 2-2, a first gap is reserved between the inner side wall of the first cylinder 2-1 and the outer side wall of the second cylinder 2-2 and used for plugging a part of towel, a second gap is reserved between the inner side wall of the second cylinder 2-2 and the outer side wall of the third cylinder 2-3 and used for plugging the part of towel. Thus, the towel is folded on the telescopic light transmission cylinder 2, and the towel which is too long cannot be uniformly stored on the telescopic light transmission cylinder 2.

The protective cover 3 comprises a reflecting cylinder 3-1, a first annular boss 3-2 and a second annular boss 3-3, a layer of reflecting material is uniformly coated on the inner side wall of the reflecting cylinder 3-1 and used for sufficiently reflecting ultraviolet light emitted by the sterilizing lamp to a towel, the first annular boss 3-2 and the second annular boss 3-3 are fixedly connected to the inner top end of the reflecting cylinder 3-1, the second annular boss 3-3 is located on the inner side of the first annular boss 3-2, when the protective cover 3 is connected to the outer end of the mounting base 1, the first annular boss 3-2 is inserted into the first gap, and the second annular boss 3-3 is inserted into the second gap.

The reflecting cylinder 3-1 is made of opaque materials, and the first annular boss 3-2 and the second annular boss 3-3 are made of ultraviolet light transmitting materials. The material of the light reflecting tube 3-1 may be a polymer material resistant to ultraviolet rays, such as polyolefin (polyethylene), fluoropolymer such as Polytetrafluoroethylene (PTFE), fluorinated ethylene-propylene (FEP), and polyvinylidene fluoride (PVDF). These polymers containing fluorocarbon bonds have high temperature stability, high dielectric strength and extremely high chemical inertness as well as very good resistance to degradation by ultraviolet light. Can effectively prevent the ultraviolet light emitted by the outer lamp in the working process from leaking and causing harm to human bodies.

The upper end of the mounting seat 1 is fixedly connected with a handle 12. The invention is convenient to hang in the place of the hotel which is convenient to hang.

The protective cover 3 and the mounting base 1 are detachably connected in a clamping mode, a clamping groove 3-4 is formed in the inner side wall of the protective cover 3, a convex ring 1-1 is arranged on the outer side wall of the mounting base 1, and the convex ring 1-1 is clamped on the inner side of the clamping groove 3-4.

The ultraviolet transmitting material is soda-lime-silica short-wave transmitting ultraviolet glass, and the soda-lime-silica short-wave transmitting ultraviolet glass can transmit 254nm short-wave ultraviolet rays, so that the sterilizing capability of the ultraviolet lamp is effectively improved.

Example 3: the following is further designed on the basis of example 1:

as shown in fig. 2, a portable towel drying and sterilizing circuit for traveling comprises a first capacitor, a second capacitor, a first resistor, a second resistor, a third resistor, a fourth resistor, a fifth resistor, a sixth resistor, a seventh resistor, an eighth resistor, a ninth resistor, a tenth resistor, an eleventh resistor, a twelfth resistor, a thirteenth resistor, a fourteenth resistor, an infrared transmitter-receiver, a single chip microcomputer, a voltage stabilizing chip, a first mos tube, a first triode, a second mos tube, a second triode, a first diode, a second diode, a crystal oscillator, a battery, a drying button, a first travel switch, a second travel switch and a first heater.

The first thirteen pins of the singlechip are connected with the first pin of the crystal oscillator, the second pin of the first capacitor is connected with the first pin of the crystal oscillator, the first fourteen pins of the singlechip are connected with the second pin of the crystal oscillator, the second pin of the second capacitor is connected with the second pin of the crystal oscillator, the twentieth pin of the singlechip is connected with the first pin of the second travel switch, the first pin of the second resistor is connected with the first pin of the second travel switch, the first nineteenth pin of the singlechip is connected with the first pin of the third resistor, the first pin of the first travel switch is connected with the first pin of the third resistor, the first pin of the first mos tube is connected with the H1 pin of the first heater, the second pin of the seventh resistor is connected with the T pin of the first heater, the third pin of the first triode is connected with the second pin of the first mos tube, the first pin of the fifth resistor is connected with the second pin of the first mos tube, and the fourth pin of the fourth resistor is connected with the second pin of the fourth mos tube, the second pin of the sixth resistor is connected with the second pin of the first triode, the first pin of the fourteenth resistor is connected with the thirty-ninth pin of the singlechip, the first pin of the drying button is connected with the thirty-ninth pin of the singlechip, the cathode of the second diode is connected with the first pin of the second mos tube, the cathode of the first diode is connected with the first pin of the second mos tube, the third pin of the second triode is connected with the second pin of the second mos tube, the second pin of the ninth resistor is connected with the second pin of the second mos tube, the first pin of the eighth resistor is connected with the second pin of the second mos tube, the second pin of the tenth resistor is connected with the anode of the first diode, the anode of the second diode is connected with the anode of the first diode, the second pin of the eleventh resistor is connected with the second pin of the second triode, and the first pin of the sixth resistor is connected with the HEAT node, the thirty-third pin of the singlechip is connected with an electrical node HEAT _ CTRL, the third pin of the singlechip is connected with an electrical node AD _ TEMP, the first pin of the first resistor is connected with the electrical node AD _ TEMP, the first pin of the seventh resistor is connected with the electrical node AD _ TEMP, the thirty-fourth pin of the singlechip is connected with an electrical node LIGHT _ OUT, the first pin of the eleventh resistor is connected with the electrical node LIGHT _ OUT, the thirty-fifteenth pin of the singlechip is connected with the electrical node LIGHT _ TEST, the second pin of the twelfth resistor is connected with the electrical node LIGHT _ TEST, the first pin of the infrared transmitter-receiver is connected with the electrical node LIGHT _ TEST, the thirty-sixth pin of the singlechip is connected with the electrical node TEST _ IN, the second pin of the thirteenth resistor is connected with the electrical node TEST _ IN, the fourth pin of the infrared transmitter-receiver is connected with the electrical node TEST _ IN, and the first pin of the fourth resistor + BATT, the H2 pin of the first heater is connected with an electric node + BATT, the + pin of the battery is connected with the electric node + BATT, the first pin of the first tenth resistor is connected with the electric node + BATT, the first pin of the ninth resistor is connected with the electric node + BATT, the electric node + BATT is connected with the electric node + BATT, the third pin of the voltage stabilizing chip is connected with the electric node + BATT, the first pin of the second capacitor is connected with an electric node GND, the first pin of the first capacitor is connected with the electric node GND, the second pin of the second travel switch is connected with the electric node GND, the second pin of the first travel switch is connected with the electric node GND, the first pin of the first triode is connected with the electric node GND, the second pin of the fifth resistor is connected with the electric node GND, the third pin of the first mos tube is connected with the electric node GND, and the fourth pin of the single chip is connected with the electric node GND, the second pin of the first resistor is connected with an electrical node GND, the first pin of the second triode is connected with an electrical node GND, the second pin of the eighth resistor is connected with the electrical node GND, the third pin of the second mos tube is connected with the electrical node GND, the second pin of the infrared transceiver is connected with the electrical node GND, the third pin of the infrared transceiver is connected with the electrical node GND, the electrical node VSS is connected with the electrical node GND, the second pin of the voltage stabilizing chip is connected with the electrical node GND, the second pin of the drying button is connected with the electrical node GND, the thirty-first pin of the singlechip is connected with the electrical node GND, the twelfth pin of the singlechip is connected with the electrical node GND, the electrical node VSS is connected with the electrical node GND, the second pin of the second resistor is connected with the electrical node VDD, and the second pin of the third resistor is connected with the electrical node VDD, the fifth pin of the single chip microcomputer is connected with an electrical node VDD, the first pin of the twelfth resistor is connected with the electrical node VDD, the first pin of the thirteenth resistor is connected with the electrical node VDD, the electrical node VCC/VDD is connected with the electrical node VDD, the first pin of the voltage stabilizing chip is connected with the electrical node VDD, the second pin of the fourteenth resistor is connected with the electrical node VDD, the third twelve pin of the single chip microcomputer is connected with the electrical node VDD, the first eleven pin of the single chip microcomputer is connected with the electrical node VDD, the electrical node VCC/VDD is connected with the electrical node VDD, and the electrical node VCC is connected with the electrical node VDD.

The source code of the single chip microcomputer of the embodiment is as follows, and the source code is compiled by MPLAB X IDE software:

the above; but are merely preferred embodiments of the invention; the scope of the invention is not limited thereto; any person skilled in the art is within the technical scope of the present disclosure; the technical scheme and the improved concept of the invention are equally replaced or changed; are intended to be covered by the scope of the present invention.