CN213880415U

CN213880415U - A PCB board for air purifier

Info

Publication number: CN213880415U
Application number: CN202022966991.2U
Authority: CN
Inventors: 李于章
Original assignee: Shenzhen Leshuo Technology Co Ltd
Current assignee: Shenzhen Leshuo Technology Co Ltd
Priority date: 2020-12-10
Filing date: 2020-12-10
Publication date: 2021-08-03
Anticipated expiration: 2030-12-10

Abstract

The utility model discloses a PCB board for an air purifier, which can meet the requirements of touch control, LED display and other functions, and comprises a substrate and an anion module, a touch module, a display module, a PM2.5 purification module, a wireless control module and a warning module; an audio module for playing sound is also provided. The wireless control module comprises a Bluetooth module and a WIFI serial port reservation module; the Bluetooth module adopts an AC6926A packaging chip, and the warning module is connected with the Bluetooth module; the audio module comprises a class D audio power amplification module, and the class D audio power amplification module adopts a CS8626E packaging chip; the D-type audio power amplification module is connected with the Bluetooth module; the voltage reduction module is used for packaging a chip by adopting LP 6492.

Description

A PCB board for air purifier

Technical Field

The utility model relates to a PCB board technical field for air purifier especially relates to a PCB board for air purifier.

Background

Traditional air purifier function singleness, intelligent degree is low to be eliminated by the market gradually. Air purifier of new money can increase functions such as intelligence touch-control, LED demonstration, charge in air purification's function usually now on the market, in order to satisfy these intelligent air purifier's function, needs improve traditional air purifier circuit.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, one of the purposes of the utility model is to provide a PCB board for air purifier, which can meet the requirements of touch control, LED display and other functions.

The utility model discloses an one of the purpose adopts following technical scheme to realize: a PCB for an air purifier comprises a substrate and an anion module, wherein the anion module comprises a touch module, a display module, a PM2.5 purification module, a wireless control module and a warning module;

an audio module for playing sound is also provided.

Further, the wireless control module comprises a Bluetooth module and a WIFI serial port reservation module;

the Bluetooth module adopts an AC6926A packaging chip, and the warning module is connected with the Bluetooth module.

Further, the audio module comprises a class D audio power amplification module, and the class D audio power amplification module adopts CS8626E to package a chip;

the D-type audio power amplification module is connected with the Bluetooth module.

Further, the voltage reduction module is included, and the voltage reduction module adopts LP6492 to package the chip.

Furthermore, the touch module is connected with the Bluetooth module, and the substrate is provided with a plurality of touch springs electrically connected with the touch module.

Furthermore, the touch spring comprises an integrally formed touch end and an elastic section fixedly connected with the substrate, and the outer diameter of the touch end is larger than that of the elastic section.

Compared with the prior art, the beneficial effects of the utility model reside in that:

the functions are rich, and the requirements of functions such as touch control and LED display can be met.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more obvious and understandable, the following preferred embodiments are described in detail with reference to the accompanying drawings.

Drawings

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

FIG. 2 is a diagram of a Bluetooth module according to the present embodiment;

FIG. 3 is a schematic diagram of a voltage reduction module in the present embodiment;

FIG. 4 is a schematic diagram of a warning module in the present embodiment;

FIG. 5 is a schematic diagram of a touch module in the present embodiment;

FIG. 6 is a schematic view of an anion module in the present embodiment;

FIG. 7 is a diagram illustrating a display module according to the present embodiment;

FIG. 8 is a diagram of a class D audio power amplifier module according to the present embodiment;

FIG. 9 is a schematic view of a substrate structure in this embodiment;

fig. 10 is a schematic diagram of the PM2.5 purification module in this embodiment.

In the figure: 1. an elastic section; 2. and (6) touching the end.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 10, a PCB for an air purifier includes a substrate, an anion module including a touch module, a display module, a PM2.5 purification module, a wireless control module, and a warning module.

Touch module and wireless control module all can accept user's instruction, convenient operation, fashion, PM2.5 purification module and anion module play air, the filterable basic function of environmental purification, and display module can real-time display device state, and is surveyable, and warning module this embodiment adopts bee calling organ, can in time send out the alarm sound in the circumstances such as use abnormity.

In order to enrich the functions of the embodiment, the audio module is added, and the audio module for playing sound is also arranged, so that the audio module can be used as a playing device for music, audio books and other audio.

The circuit module of this embodiment can be added with a main control chip according to the actual function and application requirements, and this embodiment is not described again.

The wireless control module comprises a Bluetooth module and a WIFI serial port reservation module, and can be additionally provided with a WIFI function according to the requirements of users;

the Bluetooth module adopts an AC6926A packaging chip to support Bluetooth function and MP3 audio file decoding, Bluetooth 5.0 version is low in power consumption, and an FM radio function is built in without externally hanging a radio chip; the digital tube display module can be matched with the display module to support digital tube display; the touch module can be matched with the touch module to realize touch key control, such as previous music/volume-, next music/volume +, play/pause, EQ, single music and MODE. Be connected warning module and bluetooth module, sound alarm takes place for accessible warning module.

The audio module comprises a D-type audio power amplification module, has high efficiency and small volume, and adopts CS8626E to package a chip; the class D audio power amplification module is connected with the Bluetooth module, and the audio data can be wirelessly transmitted and played through the Bluetooth module.

In addition, the voltage reduction module is further included in the embodiment, reliability is improved, and the LP6492 packaged chip is adopted in the voltage reduction module, so that efficiency is high, and simplicity and stability are achieved.

Touch module and bluetooth module are connected, carry out function control, and be equipped with a plurality of touch springs of being connected with the touch module electricity on the base plate, play elastic electric connection effect on the one hand, under the condition of uncertain this embodiment and concrete button distance, great length is reserved to the touch spring, and the mode of accessible compression realizes that the elasticity of distance floats, can also provide the effect of elastic recovery for the button.

The touch spring includes integrated into one piece's touch end 2 and with base plate fixed connection's elasticity section 1, the external diameter of touch end 2 is greater than the external diameter of elasticity section 1, touch end 2 can provide great area of contact, and is stable with the button cooperation, and in addition, elasticity section 1 can be designed into axial interface and be round platform column structure, improves the distance that can compress, and the suitability is higher.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.

Claims

1. The utility model provides a PCB board for air purifier, includes base plate, anion module, its characterized in that: the device comprises a touch module, a display module, a PM2.5 purification module, a wireless control module and a warning module;

an audio module for playing sound is also arranged;

the wireless control module comprises a Bluetooth module and a WIFI serial port reservation module;

the Bluetooth module adopts an AC6926A packaging chip, and the warning module is connected with the Bluetooth module;

the audio module comprises a class D audio power amplification module, and the class D audio power amplification module adopts a CS8626E packaging chip;

the D-type audio power amplification module is connected with the Bluetooth module;

the voltage reduction module is used for packaging a chip by adopting LP 6492;

the touch module is connected with the Bluetooth module, and a plurality of touch springs electrically connected with the touch module are arranged on the substrate;

the touch spring comprises an integrally formed touch end and an elastic section fixedly connected with the substrate, and the outer diameter of the touch end is larger than that of the elastic section.