CN215740732U - UV sterilizing equipment with communication function - Google Patents

Abstract

The utility model discloses a UV sterilizing device with a communication function, wherein a driving power supply is arranged in a shell, and the driving power supply is connected with a lamp holder, wherein the UV sterilizing device comprises: the power supply, the MCU and the relay are connected between the power supply and the driving power supply; the MCU is connected with the relay; the MCU is also connected with a communication module. The utility model realizes the control of the lamp holder by controlling the relay through the MCU, and the MCU is connected with the communication module, thereby realizing the operation of state acquisition and switch control.

Description

UV sterilizing equipment with communication function

Technical Field

The utility model relates to a control circuit, in particular to a UV sterilization device with a communication function, which is applied to a ventilation pipeline.

Background

Most homes today enjoy the benefits of a central air conditioning system in the home that keeps users cool in the summer and warm in the winter, but most people are unaware of the systems that heat and cool our houses as well as spread air pollutants throughout the house. Bacteria, microbes, viruses and allergens such as pollen enter the air system through the air as the system is constantly circulating air at home. Every airborne pathogen can spread throughout a house. Every airborne pathogen can spread throughout the house, and if left to develop, can ultimately cause illness in the user; these contaminants can clog the air handling system and cause damage, and the system itself becomes a breeding ground for bacteria. The environmental protection agency lists indoor air quality as one of the five environmental health risks today.

In the prior art, an ultraviolet light source product applied to the field of air duct sterilization does not have a communication function, and data transmission and centralized control cannot be realized.

Accordingly, the present invention is directed to an ultraviolet lamp light source product capable of wireless communication and suitable for application within a ventilation duct.

SUMMERY OF THE UTILITY MODEL

The above purpose of the utility model is realized by the following technical scheme:

the utility model provides a UV sterilizing equipment with communication function installs drive power supply in the casing, drive power supply connects the lamp stand, wherein, includes: the power supply, the MCU and the relay are connected between the power supply and the driving power supply; the MCU is connected with the relay; the MCU is also connected with a communication module.

The UV sterilization apparatus having a communication function as described above further includes: a DC-DC module connected between the power supply and the MCU.

The UV sterilization device with the communication function is characterized in that the shell is provided with an NFC module, and the NFC module is connected with the MCU.

The UV sterilization device with the communication function is characterized in that the MCU is connected with a temperature and humidity sensor.

The UV sterilization apparatus with communication function as described above, wherein the communication module is: a WiFi module, a LoRa module, an NB module, or a 433 module.

The UV sterilization apparatus having a communication function as described above, wherein the power supply is an AC-DC module; the power supply is connected with a live wire terminal and a zero line terminal, and the live wire terminal is connected with the power supply and the relay in series and then connected with the driving power supply; and the zero line terminal is directly connected with the driving power supply.

The UV sterilization device with the communication function is characterized in that the MCU is connected with a microswitch and an indicator lamp, an indicator lamp hole is formed in the surface of the shell, and the indicator lamp is arranged in the indicator lamp hole.

The UV sterilization device with the communication function is characterized in that a microswitch hole is formed in the back face of the shell, the microswitch is installed in the shell, and a contact of the microswitch extends out of the microswitch hole.

The UV sterilization device with the communication function further comprises an ultraviolet sensor, and the ultraviolet sensor is connected with the MCU.

The UV sterilization apparatus having a communication function as described above, wherein the driving power supply is: LED driving power or fluorescent lamp driving power.

In conclusion, due to the adoption of the technical scheme, the lamp holder is controlled by controlling the relay through the MCU, and the MCU is connected with the communication module, so that the operation of state acquisition and switch control can be realized.

Drawings

Fig. 1 is a circuit block diagram of the UV sterilization apparatus having a communication function according to the present invention.

Detailed Description

The utility model is further described below with reference to the following figures and examples:

fig. 1 is a circuit block diagram of a UV sterilizer with communication function according to the present invention, and referring to fig. 1, a UV sterilizer with communication function includes a housing, a driving power supply 8 installed in the housing, the driving power supply 8 being connected to a lamp socket, wherein the UV sterilizer includes: the power supply unit comprises a power supply 6, an MCU3 and a relay 7, wherein the relay 7 is connected between the power supply 6 and a driving power supply 8 and is used for switching control; the MCU3 is connected with the relay 7, so that the relay can be controlled through the MCU 3; the MCU3 is also connected with a communication module 4. The communication module 4 is connected with the MCU3 to transmit data, and the MCU3 can control and acquire the working state of the relay 7. An ultraviolet lamp tube is arranged on the lamp holder, the MCU3 controls the relay 7, and the on-off operation of the power supply 6 can be realized, so that the on-off of the ultraviolet lamp tube is controlled.

Specifically, in the installation process, a through hole can be formed in the outer wall of the ventilation pipeline, the lamp holder is provided with the ultraviolet lamp tube, the ultraviolet lamp tube penetrates through the through hole to enter the fan pipeline for sterilization, the lamp holder is fixed through screws, and a mature installation structure is already arranged in the prior art.

Specifically, the MCU3 module of the utility model is a large singlechip based on a cotex-M0 kernel, the model of the MCU is HC32L136, and the singlechip has abundant resources. The lamp holder can adopt a 2G11 lamp holder, and can be provided with an ultraviolet lamp tube. The relay 7 is used for controlling the power supply 6 of the ultraviolet lamp tube driver to be switched on and switched off, and because the impulse current at the moment of powering on the ultraviolet lamp tube is larger, the relay 7 meeting the TV-8 standard is selected, and the model can be HRS3FTH-S-DC 12V.

Further, the power supply 6 is an AC-DC module; the power supply 6 is connected with a live wire terminal and a null line terminal, and the live wire terminal is connected with the power supply 6 and the relay 7 in series and then is connected with the driving power supply 8; the zero line terminal is directly connected with the driving power supply 8. The driving power supply 8 is connected with a lamp holder, and the lamp holder is used for installing an ultraviolet lamp tube.

Specifically, the AC-DC module is a voltage of alternating current 220V to direct current 12V, and the embodiment adopts a PI power supply chip type number LNK606 scheme.

Further, the method also comprises the following steps: a DC-DC module 5, the DC-DC module 5 being connected between the power supply 6 and the MCU 3. The power supply 6 can supply power to the MCU3 through the transformation of the DC-DC module 5.

Specifically, the DC-DC module 5 is converted from 12V to 3.3V, and the model of the selected chip is 2960A for synchronous voltage reduction and conversion.

Furthermore, an NFC module is installed on the shell, and the NFC communicates with the MCU 3.

Specifically, in the implementation process of the present invention, the NFC module may be used for configuring Lora networking information. The configuration information includes: the communication module 4 is a WiFi module or a Lora module. Lora module communication protocol adopts LoRaWAN networking.

Further, the MCU3 is connected to a temperature and humidity sensor 2. Can acquire humiture data to give MCU3 for, MCU3 can upload the operation of server to humiture data through communication module 4. The temperature and humidity sensor 2 can be connected with the MCU3 through a lead, and the temperature and humidity sensor 2 is arranged in the ventilation pipeline after installation to acquire the temperature and humidity conditions in the environment irradiated by the ultraviolet lamp tube.

Specifically, the humiture sensor 2 can be selected from a shengxiang (sensirion) import chip with the model of SHTC3, the chip is characterized in that the low-power consumption digital humiture sensor 2 is adopted, the MCU3 reads humiture values through an I2C digital communication interface, the humidity measurement range is 0-100% relative humidity, and the temperature measurement range is-40 ℃ to 125 ℃. The sensor has high precision and excellent performance.

Further, the communication module 4 is: the WiFi module, the LoRa module, the NB module, or the 433 module may select any one of the above four modules. The communication module 4 can send the working state of the ultraviolet lamps acquired by the MCU3 to the server, so that a user can visually know the whole working condition of the user under the condition of installing a large number of ultraviolet lamps.

Furthermore, the MCU3 of the present invention still maintains a wired communication interface, and the present invention can also perform control and communication in a wired manner.

Further, MCU3 is connected with micro-gap switch, pilot lamp, and the pilot lamp hole has been seted up on the casing surface, and the pilot lamp is installed in the pilot lamp hole.

Further, a microswitch may be disposed within the housing proximate the rear portion. The back of the shell is provided with a microswitch hole, the microswitch is arranged in the shell, and a contact of the microswitch extends out of the microswitch hole. The microswitch can be used for safety protection, only when the shell is arranged on the ventilation pipeline, the back of the shell is tightly attached to the ventilation pipeline, and under the condition that the microswitch is pressed down, the MCU3 can control the ultraviolet lamp tube to be lightened, so that the possibility that the installer is hurt by the lightening outside of the ultraviolet lamp tube caused by no operation in the installation process is avoided.

Specifically, the pilot lamp is the LED pilot lamp, and MCU3 can control the LED pilot lamp, shows the operating condition of the ultraviolet fluorescent tube of installation.

The ultraviolet light sensor device further comprises an ultraviolet light sensor 1, and the ultraviolet light sensor 1 is connected with the MCU 3. Ultraviolet sensor 1 output signal carries out the AD input port of connecting MCU3 after the voltage amplification through the operational amplifier circuit, and MCU3 lasts the detection voltage value, and the voltage value can be transmitted through communication module 4, and the user of being convenient for judges, and when the voltage value is less than certain threshold value, can judge that ultraviolet lamp light is weak and need to be changed. The model is RGS-UVA of Shanghai. Model number of Suzhou gallium sensitive opto-electronic technology Limited: GT-ABC-M, during the use process, the ultraviolet sensor 1 amplifies the voltage signal by the amplifying circuit and outputs the amplified voltage signal to the AD peripheral of the MCU for detection, and the detected value is compared with the experimental parameters to judge whether the ultraviolet lamp light is effectively sterilized.

Specifically, in the installation process, the ultraviolet sensor is installed at a position close to the lamp tube in the air pipe, so that data of the ultraviolet lamp tube can be accurately acquired.

Further, the driving power supply is: LED driving power or fluorescent lamp driving power. The fluorescent lamp driving power supply may employ a ballast.

In the practice of the utility model, the drive power supply may employ a ballast for driving a conventional ultraviolet lamp, such as a mercury lamp; the driving power supply can also adopt an LED driving power supply for driving the LED ultraviolet lamp.

The foregoing detailed description of the preferred embodiments of the utility model has been presented. It should be understood that many modifications and variations can be made by those skilled in the art in light of the above teachings without the use of inventive faculty, or by software programming. Therefore, the technical solutions available to those skilled in the art through logic analysis, reasoning and limited experiments based on the prior art according to the concept of the present invention should be within the scope of protection defined by the claims.

Claims (10)

1. The utility model provides a UV sterilizing equipment with communication function installs drive power supply in the casing, drive power supply connects the lamp stand, its characterized in that includes: the power supply, the MCU and the relay are connected between the power supply and the driving power supply; the MCU is connected with the relay; the MCU is also connected with a communication module.

2. The UV sterilization device with the communication function according to claim 1, further comprising: a DC-DC module connected between the power supply and the MCU.

3. The UV sterilization device with the communication function according to claim 1, wherein an NFC module is installed on the housing, and the NFC module is connected with the MCU.

4. The UV sterilization device with the communication function according to claim 1, wherein the MCU is connected with a temperature and humidity sensor.

5. The UV sterilization device with the communication function according to claim 1, wherein the communication module is: a WiFi module, a LoRa module, an NB module, or a 433 module.

6. The UV sterilization device with the communication function according to claim 1, wherein the power supply is an AC-DC module; the power supply is connected with a live wire terminal and a zero line terminal, and the live wire terminal is connected with the power supply and the relay in series and then connected with the driving power supply; and the zero line terminal is directly connected with the driving power supply.

7. The UV sterilization device with the communication function according to claim 1, wherein the MCU is connected with a micro switch and an indicator light, an indicator light hole is formed on the surface of the housing, and the indicator light is installed in the indicator light hole.

8. The UV sterilization device with the communication function according to claim 7, wherein a micro switch hole is formed in a back surface of the housing, the micro switch is installed in the housing, and a contact of the micro switch extends out of the micro switch hole.

9. The UV sterilization device with the communication function according to claim 1, further comprising an ultraviolet sensor, wherein the ultraviolet sensor is connected to the MCU.

10. The UV sterilization device with the communication function according to claim 1, wherein the driving power source is: LED driving power or fluorescent lamp driving power.

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