WO2021120460A1

WO2021120460A1 - Portable ultraviolet generation apparatus and portable ultraviolet generation pendant

Info

Publication number: WO2021120460A1
Application number: PCT/CN2020/084270
Authority: WO
Inventors: 叶巍
Original assignee: 深圳市犇拓电子科技有限公司
Priority date: 2019-12-20
Filing date: 2020-04-10
Publication date: 2021-06-24
Also published as: CN110986007A

Abstract

A portable ultraviolet generation apparatus, relating to the field of ultraviolet generation devices. The apparatus comprises a UV lamp bead (104) used to generate ultraviolet light; a power source receiving module (101) used to receive power supplied by a power source; an angle measurement module (102) used to detect an inclination angle of the portable ultraviolet generation apparatus; and a rectification module (103) used to supply a constant current to the UV lamp bead (104), wherein the power source receiving module (101) is electrically connected to the angle measurement module (102) to switch on the angle measurement module (102) when the inclination angle of the portable ultraviolet generation apparatus satisfies a set requirement; the angle measurement module (102) is electrically connected to the rectification module (103); and the rectification module (103) is electrically connected to the UV lamp bead (104). Further provided is a portable ultraviolet generation pendant.

Description

Portable ultraviolet generating device and portable ultraviolet generating pendant

Technical field

The invention relates to the field of ultraviolet generating equipment, in particular to a portable ultraviolet generating device and a portable ultraviolet generating pendant.

Background technique

The existing ultraviolet generating equipment is bulky and inconvenient to carry. Even if there are some small ultraviolet generating devices on the market, most of these types of ultraviolet generating devices are powered by mobile power sources, which are large and heavy. In addition, the existing ultraviolet generating devices None of them are equipped with protective measures, which are easy to mis-operate and cause the emitted ultraviolet light to irradiate the eyes of surrounding personnel, posing safety hazards.

Summary of the invention

In view of the above technical problems, the present invention provides a portable ultraviolet generating device and a portable ultraviolet generating pendant, which are light and easy to carry, and have high safety and reliability.

The first aspect of the present invention provides a portable ultraviolet generating device, including

UV lamp beads to generate ultraviolet light;

Power receiving module to receive power supply;

An angle detection module for detecting the inclination angle of the UV lamp bead;

Rectifier module, used to provide constant current to UV lamp beads;

The power receiving module is electrically connected to the angle detection module, and is used to turn on the angle detection module when the inclination angle of the portable ultraviolet generating device meets a set requirement, and the angle detection module is connected to the rectifier The module is electrically connected, and the rectifier module is electrically connected with the UV lamp bead.

Optionally, the power module includes a positive connection and a negative connection, the positive connection is connected in series with the angle detection module, the angle detection module is connected in series with the rectification module, and the rectification module is connected in series with the UV lamp bead battery. Connected, the rectifier module and the UV lamp bead are both electrically connected with the negative electrode connection.

By connecting the positive connection in series with the angle detection module, the power supply current flows in through the positive connection and flows through the angle detection module. If the angle detection module detects that the inclination angle of the present invention meets the set requirements, the angle detection module is turned on and the current flows through The angle detection module flows into the rectifier module, and then the rectifier module rectifies and filters the current to make the current output to the UV lamp bead a constant current. After the current flows through the rectifier module and the UV lamp bead, it returns to the negative connection to form a complete circuit loop. .

Optionally, the angle detection module includes a detection chip and a triode, the emitter of the triode is connected in series with the positive connection, the base of the triode is connected in series with the output pin of the detection chip through a resistor R1, and the The collector of the triode is connected in series with the rectifier module.

The triode acts as a circuit on-off switch. The emitter of the triode is connected to the positive terminal, the collector of the triode is connected to the rectifier module, and the base of the triode is connected to the output pin of the detection chip through a resistor. When the detection chip detects this When the inclination angle of the invention meets the setting requirements, the output pin of the detection chip outputs a low voltage to the base of the triode, so that the triode is in the saturation region, and the emitter and collector of the triode are short-circuited, so that the rectifier module connected to the collector is short-circuited. To obtain the current, in order to prevent the output pin of the triode from damaging the base of the triode, a resistor R1 for current limiting needs to be connected in series between the detection chip and the base of the triode.

Optionally, the rectifier module includes an inductor, a diode, and an LED drive chip, the collector of the triode is connected in series with the inductor, the inductor is connected in series with the diode, and the diode is electrically connected with the LED drive chip, The LED drive chip is electrically connected to the UV lamp bead, and the LED drive chip is connected to the negative electrode connection.

Inductors and diodes can filter the current flowing into the LED drive chip, anti-surge and unidirectional conduction. The current is processed by the LED drive chip with a constant current, and then a constant current is provided to the UV lamp beads to ensure that the UV lamp beads are not working. Affected by the fluctuation of power supply voltage, prolong the service life of UV lamp beads.

Optionally, there are multiple UV lamp beads, and multiple UV lamp beads are connected in series. Because the rectifier module ensures that the working current of the UV lamp beads is constant, in order to improve the sterilization effect of the UV lamp beads, multiple UV lamp beads can be connected in series to ensure that each UV lamp bead can work normally while increasing the UV strength.

Optionally, the power receiving module is a power connector, and multiple power connectors are connected in parallel.

The power receiving module is set as a power connector. The power connector can be a common type that can be used as a power connector, such as USB 2.0/3.0 connector, USB Type-C connector, DC interface, Mini USB connector, fast charging connector, connector for Android phones, Connectors for Apple mobile phones, etc. This design can save the internal power supply of the present invention, so that the present invention can use other charged products such as Android phones, Apple phones, laptops, power banks, etc. as external power sources, without the need for the present invention to install the power supply itself, thereby making the present invention more portable. Easy to carry.

Optionally, the present invention further includes a housing, the housing is wrapped around the power receiving module, the angle detection module, the rectifier module and the UV lamp beads, the power receiving module extends out of the housing, so The housing is provided with an opening for irradiation, and the UV lamp bead corresponds to the opening.

The shell has a protective effect on the power receiving module, the angle detection module, the rectifier module and the UV lamp beads, and is easy to carry and use. The power receiving module extends out of the shell and can cooperate with the charging interface provided on the power source to supply power to the present invention. The lamp bead emits ultraviolet light through the irradiation opening of the housing to realize ultraviolet sterilization and disinfection.

Another aspect of the present invention also provides a portable ultraviolet generating pendant, comprising a base and the above-mentioned portable ultraviolet generating device. The base is provided with a groove capable of accommodating the power receiving module for making the The portable ultraviolet generating device is plugged into the base.

When the portable ultraviolet generating device is not in use, the power receiving module can be inserted into the groove of the base to realize the plug connection between the base and the portable ultraviolet generating device, and the power receiving module can be protected by the base. The damage to the power receiving module caused by the direct exposure of the power receiving module when the present invention is carried is avoided, so that the portable ultraviolet generating device is more durable.

Optionally, the base further includes an outer ring, which is rotatably connected to the base, and when the portable ultraviolet generating device is plugged into the base, the outer ring surrounds the portable The outside of the UV generator.

This arrangement can realize that when the portable ultraviolet generating device is not used, the portable ultraviolet generating device is plugged into the base, and the outer ring surrounds the portable ultraviolet generating device to limit the position of the portable ultraviolet generating device. The portable ultraviolet generating device slides out from the base; when the portable ultraviolet generating device needs to be used, the outer ring is rotated so that the portable ultraviolet generating device can be pulled out of the base for use.

Optionally, the base further includes a bottom plate, and the bottom plate corresponds to a position when the portable ultraviolet generating device is inserted into the base, and is used for stabilizing the portable ultraviolet generating device. The bottom plate plays a role of supporting and stabilizing the portable ultraviolet generating device when the base is plugged in, avoiding violent shaking when the portable ultraviolet generating device is plugged into the base, and avoiding the power receiving module and the portable ultraviolet generating device inserted into the base from breaking Or damage, affecting use.

In the technical solution provided by the present invention, the portable ultraviolet generating device is provided with a power receiving module for receiving electric energy from the power source for the present invention to work. The power receiving module transmits the electric energy to the angle detecting module, and the angle detecting module determines whether the present invention is in advance. Set the tilt angle, if it is at the preset tilt angle, the angle detection module will only supply power to the rectifier module, so that the rectifier module can provide constant current to the UV lamp beads, so that the UV lamp beads can work stably, emit ultraviolet light, and realize the use of ultraviolet light Disinfect and sterilize. Therefore, compared with the prior art, the present invention can be safer and more durable. When the present invention is in a non-predetermined tilt angle state, even if the present invention is open or energized, the UV lamp beads will not work, so as to avoid misoperation. The UV light burns the eyes of people. At the same time, the rectifier module is used to ensure that the working current of the UV lamp beads is a constant current, so that the UV lamp beads are not affected by the power supply voltage change at the power receiving module during operation, and the UV lamp beads are guaranteed Service life.

Description of the drawings

FIG. 1 is a schematic diagram of the circuit structure of the first embodiment of the present invention;

2 is a schematic diagram of the circuit structure of the second embodiment of the present invention;

FIG. 3 is a schematic diagram of the circuit of the second embodiment in FIG. 2;

Fig. 4 is a schematic isometric view of the structure of the second embodiment in Fig. 2;

Figure 5 is a schematic isometric view of another preferred structure of the second embodiment of the present invention;

6 is a schematic diagram of the structure of the portable ultraviolet generating device in the third embodiment of the present invention during the plugging process with the base;

FIG. 7 is a schematic diagram of the structure of the portable ultraviolet generating device of the third embodiment in FIG. 6 when it has been plugged into the base.

Reference number

Power receiving module 101, angle detection module 102, rectifier module 103, UV lamp beads 104, housing 105, detection chip 1021, transistor 1022, LED driver chip 1031, opening 1041, base 200, groove 201, outer ring 202, bottom plate 203, protrusion 204.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative work shall fall within the protection scope of the present invention.

Please refer to FIG. 1. FIG. 1 is a schematic diagram of the circuit structure of the first embodiment of the present invention. The portable ultraviolet generating device according to the first embodiment of the present invention includes:

UV (ultraviolet) lamp beads 104 are used to generate ultraviolet light and are the light source of ultraviolet light. In this embodiment, a UV LED is preferably used as the UV lamp beads 104;

The power receiving module 101 is used to receive power supply;

The angle detection module 102 is used to detect the inclination angle of the UV lamp bead 104. The angle detection module 102 in this embodiment can be a module that implements this function through a mechanical anti-fall switch with lower accuracy, or it can be implemented by a microprocessor Accurately detect the modules that realize this function;

The rectifier module 103 is used to provide a constant current to the UV lamp beads 104;

The power receiving module 101 is electrically connected to the angle detecting module 102, and is used to turn on the angle detecting module 102 when the inclination angle of the portable ultraviolet generator meets the set requirements, and the angle detecting module 102 is electrically connected to the rectifying module 103, and the rectifying module 103 It is electrically connected to the UV lamp beads 104. The power receiving module 101, the angle detecting module 102, the rectifying module 103 and the UV lamp beads 104 constitute a complete loop.

The working principle of this embodiment is that a power receiving module 101 is provided in this embodiment to receive electric energy from a power source for the operation of this embodiment. The power source refers to all devices that can provide electric energy, preferably including storage batteries, rechargeable lithium batteries, and rechargeable lithium batteries. As a mobile phone powered by a power source (using the OTG function of the mobile phone), etc. The power receiving module 101 transmits power to the angle detection module 102, and the angle detection module 102 determines whether the present embodiment is at a preset tilt angle. If it is at the preset tilt angle, the angle detection module 102 supplies power to the rectifier module 103. The rectifier module 103 can provide a constant current to the UV lamp beads 104, so that the UV lamp beads 104 work stably, emit ultraviolet light, and realize the use of ultraviolet light for disinfection and sterilization. If the angle detection module 102 determines that the inclination angle of this embodiment does not meet the set requirements, the angle detection module 102 is not turned on, and the power cannot be transmitted to the rectifier module 103, the rectifier module 103 will not provide a constant current to the UV lamp beads 104 to drive When the UV lamp beads 104 work, this embodiment does not emit ultraviolet light.

Therefore, compared with the prior art, this embodiment is more portable, safer and more durable. This embodiment does not need to be equipped with a battery, which further simplifies the structure of this embodiment, reduces the volume and weight of this embodiment, and improves the convenience of carrying. .

In addition, when the present embodiment is not in the state of setting the required inclination angle, even if the present embodiment is in the open state or energized state, the UV lamp beads 104 will not work, so as to avoid the accident of ultraviolet light irradiating the eyes of personnel due to misoperation. ,Safe and reliable. Preferably, the setting requirement of this embodiment is the inclination angle of this embodiment when the UV lamp bead 104 is downward, preferably the inclination angle is between 0 degrees and -180 degrees, so as to ensure that the UV lamp bead 104 is irradiated downwards. Avoid irradiating the eyes.

At the same time, the rectifier module 103 is used to ensure that the working current of the UV lamp bead 104 is a constant current, so that the UV lamp bead 104 is not affected by the power supply voltage change at the power receiving module 101 during operation, and the service life of the UV lamp bead 104 is guaranteed.

This embodiment can also be combined with other products. For example, the embodiment can be installed on daily necessities such as pens, foundation boxes, cups, and so on for combined use.

The portable ultraviolet generating device in the first embodiment of the present invention is described above, and the second embodiment further optimized on the basis of the first embodiment of the present invention is described below. Please refer to FIGS. 2 to 5, specifically, the present invention The power module of the second embodiment includes a positive connection and a negative connection. The positive connection is connected in series with the angle detection module 102, the angle detection module 102 is connected in series with the rectification module 103, the rectification module 103 is electrically connected with the UV lamp beads 104, and the rectification module 103 is connected with the UV lamp. The beads 104 are electrically connected to the negative terminal. A capacitor C5 is provided between the positive connection and the negative connection, and the capacitor C5 is connected in parallel with the angle detection module 102, the rectification module 103 and the UV lamp bead 104.

By connecting the positive connection to the angle detection module 102 in series, the power supply current flows in through the positive connection and flows through the angle detection module 102. If the angle detection module 102 detects that the inclination angle of this embodiment meets the set requirements, the angle detection module 102 is turned on , The current flows into the rectifier module 103 through the angle detection module 102, and then the rectifier module 103 rectifies and filters the current so that the current output to the UV lamp bead 104 is a constant current. After the current flows through the rectifier module 103 and the UV lamp bead 104, Go back to the negative connection to form a complete circuit loop.

In this embodiment, preferably, the angle detection module 102 includes a detection chip 1021 and a triode 1022. The triode 1022 adopts a PNP type triode 1022. The emitter of the triode 1022 is connected in series with the positive electrode. The output pins are connected in series, and the collector of the transistor 1022 is connected in series with the rectifier module 103.

The triode 1022 functions as a circuit on-off switch, connecting the emitter of the triode 1022 with the positive terminal, the collector of the triode 1022 is connected to the rectifier module 103, and the base of the triode 1022 is connected to the output pin of the detection chip 1021 through a resistor. When the detection chip 1021 detects that the tilt angle of this embodiment meets the set requirements, the output pin of the detection chip 1021 outputs a low voltage to the base of the transistor 1022, so that the transistor 1022 is in the saturation region, and the emitter of the transistor 1022 is The collector is short-circuited, so that the rectifier module 103 connected to the collector can obtain current. In order to avoid damage to the base of the output pin of the transistor 1022, a current-limiting resistor needs to be connected in series between the detection chip 1021 and the base of the transistor 1022 R1.

Specifically, the detection chip 1021 of this embodiment can be a JR1901 chip, connect the positive wiring to the VDD pin of the detection chip 1021, and then connect the output pin (OUT pin) of the detection chip 1021 to the base of the transistor 1022, There is a resistor R1 in series between the base and the output pin, and the other pins of the detection chip 1021 are connected as follows: connect one end of the GND pin of the detection chip 1021 and the K_IN pin in series through a switch K1, and the switch K1 and GND lead at the same time. The pins are connected to the common ground terminal; the SLH pin is connected in series with the capacitor C1 and the VDD pin through a resistor R2, and the resistor R2 and capacitor C1 are connected to the common ground terminal; the STG pin is connected in series with the VDD pin through a resistor R3. The R3 and STG pins are connected to the common ground through a resistor R4.

Through the above-mentioned pin connection, the detection chip 1021 detects the tilt angle of this embodiment. When the detection chip 1021 detects that the tilt angle of this embodiment meets the set requirements, the output pin of the detection chip 1021 outputs a low voltage, so that the triode The emitter of 1022 and the collector are short-circuited, the transistor 1022 connects the positive terminal to the rectifier module 103, and the rectifier module 103 starts to work.

Optionally, the rectifier module 103 includes an inductor L1, a diode D1, and an LED drive chip 1031. The collector of the transistor 1022 is connected in series with the inductor, the inductor L1 is connected in series with the diode D1, the diode D1 is electrically connected to the LED drive chip 1031, and the LED drive chip 1031 is connected to the The UV lamp bead 104 is electrically connected, and the LED driving chip 1031 is connected to the negative terminal.

Inductor L1 and diode D1 can filter the current flowing into the LED drive chip 1031, prevent surges, and conduct unidirectional conduction. The LED drive chip 1031 performs constant current processing on the current, and then provides constant current to the UV lamp beads 104 to ensure UV The stable operation of the lamp beads 104 is not affected by voltage fluctuations, which prolongs the service life of the UV lamp beads 104 while ensuring the consistency of sterilization.

Preferably, there are a plurality of UV lamp beads 104, and the plurality of UV lamp beads 104 are connected in series. The number of UV lamp beads 104 is specifically 1+N, where N is a positive integer greater than or equal to 1, preferably N is 1 or 2. Because the rectifier module 103 ensures that the working current of the UV lamp beads 104 is constant, so in order to improve the sterilization effect of the UV lamp beads 104, multiple UV lamp beads 104 can be connected in series with the same power and ensure that each UV lamp beads 104 While it can work normally, it can increase the intensity of ultraviolet rays and enhance the efficiency of sterilization.

Specifically, the circuit of the rectifier module 103 and the UV lamp bead 104 of this embodiment is shown in FIG. 3, the LED driver chip 1031 in this embodiment may be a BP1808 chip, and the specific circuit connection structure is as follows: The triode 1022 of the angle detection module 102 The collector is connected in series with the inductor L1 and the anode of the diode D1. The cathode and the cathode of the diode D1 are connected through a polar capacitor CE1. The cathode of the diode D1 is connected to the OVP pin through a resistor R5, and the OVP pin is connected to the resistor R5 through a resistor. R6 is connected to the negative terminal, the inductor L1 and the anode of the diode D1 are connected to the SW pin, the cathode of the diode D1 and the resistor R5 are connected to the VOUT pin, and the CS pin is connected to the anode of the UV lamp 104, UV lamp The negative pole of the bead 104 is connected to the negative pole. The positive pole of the UV lamp bead 104 and the CS pin are connected to the VOUT pin and the negative pole of the diode D1 through two parallel DC negative feedback resistors RS1 and RS2. VDD leads The pin, COMP pin, and DIM pin are respectively connected to the negative terminal through the capacitor C2, the capacitor C3, and the capacitor C4. The GND pin is directly connected to the negative terminal, and the negative terminal is connected to the common ground terminal.

Preferably, the power receiving module 101 is a power connector, and the power connector can be a common type that can be used as a power connector, such as a USB 2.0/3.0 connector, a USB Type-C connector, a DC interface, a Mini USB connector, a quick charging connector, and the like. Preferably, a connector type common to mobile phones is used, such as USB Type-C connector, Mini USB connector, Micro USB and quick charging connector, so that this embodiment can be connected to the mobile phone, and the OTG (On-The-Go) of the mobile phone can be used. The function realizes that the mobile phone is used as a power source to provide power to this embodiment. This design can save the power source of this embodiment, making this embodiment lighter and easier to carry. Moreover, through the power connector, the power bank or mobile phone can be used as a power supply. Since mobile phones and power banks are commonly used electronic devices, additional electronic devices need to be carried in this embodiment, which improves the convenience of this embodiment and can increase the The frequency of use of the embodiments reduces the harm of bacteria to humans. In this embodiment, it is also possible to set multiple connectors in this embodiment, preferably four, and the four power connectors are connected in parallel. Refer to FIG. 5 for the specific structure.

This embodiment also includes a housing 105, which is wrapped around the power receiving module 101, the angle detection module 102, the rectifier module 103 and the UV lamp beads 104, the power receiving module 101 extends out of the housing 105, and the housing 105 is provided with an opening 1041 for irradiation , The UV lamp bead 104 corresponds to the opening 1041.

The housing 105 has a protective effect on the power receiving module 101, the angle detection module 102, the rectifier module 103 and the UV lamp beads 104, which is easy to carry and use. The power receiving module 101 extends out of the housing 105 and can be connected with the charging interface provided on the power supply. To achieve the realization of obtaining power from the power source to supply power to this embodiment, the UV lamp bead 104 emits ultraviolet light through the irradiation opening 1041 of the housing 105 to achieve ultraviolet sterilization and disinfection. The housing 105 in this embodiment can adopt any shape such as a square, an oval, a gourd, and the like.

6 and 7, the third embodiment of the present invention also provides a portable ultraviolet pendant that adopts the above-mentioned embodiments, especially the second embodiment, which includes a base 200 and the portable ultraviolet generation device of the second embodiment. The base 200 is provided with a groove 201 capable of accommodating the power receiving module 101 for plugging the portable ultraviolet generating device with the base 200. At the same time, the base 200 can also be provided with structures such as hooks and rings that are convenient for the user to carry, so as to further improve the portability of this embodiment.

When the portable ultraviolet generating device is not in use, the power receiving module 101 can be inserted into the groove 201 of the base 200 to realize the plug connection between the base 200 and the portable ultraviolet generating device. It protects and avoids damage to the power receiving module 101 caused by the direct exposure of the power receiving module 101 when carrying the present embodiment, so that the portable ultraviolet generating device is more durable.

The base 200 further includes an outer ring 202 that is rotatably connected with the base 200. When the portable ultraviolet generating device is plugged into the base 200, the outer ring 202 surrounds the outside of the portable ultraviolet generating device. This arrangement can realize that when the portable ultraviolet generating device is not used, the portable ultraviolet generating device is plugged into the base 200, and the outer ring 202 surrounds the portable ultraviolet generating device to limit the position of the portable ultraviolet generating device and avoiding the portable ultraviolet generating device. Slide out from the base 200; when the portable ultraviolet generating device needs to be used, the outer ring 202 is rotated so that the portable ultraviolet generating device can be pulled out of the base 200 for use.

Preferably, the base 200 of this embodiment further includes a bottom plate 203, which corresponds to the position when the portable ultraviolet generating device is plugged into the base 200, and is used to stabilize the portable ultraviolet generating device. The bottom plate 203 supports and stabilizes the portable ultraviolet generating device when the base 200 is plugged in, avoids violent shaking of the portable ultraviolet generating device when plugged into the base 200, and avoids the power receiving module 101 and the portable ultraviolet inserted into the base 200. The device is broken or damaged, which affects the use.

Preferably, the bottom plate 203 is further provided with a protrusion 204 on the side close to the portable ultraviolet generating device, and the portable ultraviolet generating device is provided with a concave hole that can be snap-fitted with the protrusion 204, so that the bottom plate 203 and the portable ultraviolet generating device are provided. It can realize the snap connection. When the portable ultraviolet generating device is plugged into the base 200, the protrusion 204 is snap-fitted with the concave hole to restrict the movement of the portable ultraviolet generating device and fix the base 200 to make the portable ultraviolet generating device and the base 200 combined It is more stable and firm, and prevents the portable ultraviolet generating device from falling off and losing from the base 200.

The above embodiments are only used to illustrate the technical solutions of the present invention, not to limit them; although the present invention has been described in detail with reference to the foregoing embodiments, a person of ordinary skill in the art should understand that: The recorded technical solutions are modified, or some of the technical features are equivalently replaced, such as "mechanism", that is, "components" or "parts" used in this article, and these modifications or replacements do not make the corresponding technical solutions The essence deviates from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

A portable ultraviolet generating device, which is characterized in that it comprises

UV lamp beads to generate ultraviolet light;

Power receiving module to receive power supply;

An angle detection module for detecting the inclination angle of the portable ultraviolet generating device;

Rectifier module, used to provide constant current to UV lamp beads;

The power receiving module is electrically connected to the angle detection module, and is used to turn on the angle detection module when the inclination angle of the portable ultraviolet generating device meets a set requirement, and the angle detection module is connected to the rectifier The module is electrically connected, and the rectifier module is electrically connected with the UV lamp bead.
The portable ultraviolet generating device according to claim 1, wherein the power module includes a positive connection and a negative connection, the positive connection is connected in series with the angle detection module, and the angle detection module is connected in series with the rectifier module , The rectifier module is electrically connected with the UV lamp bead, and both the rectifier module and the UV lamp bead are electrically connected with the negative connection.
The portable ultraviolet generating device according to claim 2, wherein the angle detection module includes a detection chip and a triode, the emitter of the triode is connected in series with the positive connection, and the base of the triode is connected to the anode through a resistor R1. The output pins of the detection chip are connected in series, and the collector of the triode is connected in series with the rectifier module.
The portable ultraviolet generating device according to claim 3, wherein the rectifier module includes an inductor, a diode, and an LED drive chip, the collector of the triode is connected in series with the inductor, and the inductor is connected in series with the diode, The diode is electrically connected to the LED driving chip, the LED driving chip is electrically connected to the UV lamp bead, and the LED driving chip is connected to the negative electrode connection.
The portable ultraviolet generating device according to claim 1, wherein there are a plurality of said UV lamp beads, and a plurality of said UV lamp beads are connected in series.
The portable ultraviolet generating device according to claim 1, wherein the power receiving module is a power connector, and a plurality of the power connectors are connected in parallel.
The portable ultraviolet generating device according to claim 1, further comprising a casing, the casing is wrapped around the power receiving module, the angle detection module, the rectification module and the UV lamp beads, the The power receiving module extends out of the housing, the housing is provided with an opening for irradiation, and the UV lamp bead corresponds to the opening.
A portable ultraviolet generating pendant, which is characterized by comprising a base and the portable ultraviolet generating device according to any one of claims 1-7, and a groove capable of accommodating the power receiving module is provided on the base. Then, the portable ultraviolet generating device is plugged into the base.
The portable ultraviolet generating pendant according to claim 8, wherein the base further comprises an outer ring, and the outer ring is rotatably connected with the base, and when the portable ultraviolet generating device is inserted into the base When connected, the outer ring surrounds the outside of the portable ultraviolet generating device.
The portable ultraviolet generating pendant according to claim 8, wherein the base further comprises a bottom plate, and the bottom plate corresponds to the position when the portable ultraviolet generating device is plugged into the base, and is used for stabilizing the The portable ultraviolet generating device.