CN215949792U

CN215949792U - Intelligent water dispenser system

Info

Publication number: CN215949792U
Application number: CN202122254243.6U
Authority: CN
Inventors: 郑国权
Original assignee: Lingnan Normal University
Current assignee: Lingnan Normal University
Priority date: 2021-09-17
Filing date: 2021-09-17
Publication date: 2022-03-04
Anticipated expiration: 2031-09-17

Abstract

The utility model discloses an intelligent water dispenser system, and relates to the field of intelligent electrical appliances. The ultrasonic ranging device comprises a main control circuit, an ultrasonic sensing unit, an ultrasonic ranging unit, a power supply and a water pump; the ultrasonic sensing unit and the ultrasonic ranging unit are both connected with the main control circuit; the power supply provides electric energy for the main control circuit, the ultrasonic sensing unit, the ultrasonic ranging unit and the water pump; the induction signal sent by the ultrasonic induction unit is transmitted to the main control circuit in a wired mode, and the main control circuit controls the water pump to be started; the distance measuring signals acquired by the ultrasonic distance measuring unit are transmitted to the main control circuit in a wired mode, and the main control circuit controls the water pump to stop. The utility model has no liner, does not produce secondary pollution, and is clean and convenient; simultaneously, ultrasonic induction and ultrasonic ranging's design can intelligent control the opening of water pump stop.

Description

Intelligent water dispenser system

Technical Field

The utility model relates to the field of intelligent electric appliances, in particular to an intelligent water dispenser system.

Background

In China, the industry of the intelligent control water absorber belongs to a new household appliance industry, because the intelligent control water absorber improves the drinking water quality of people, and water absorbers with various functions, such as an electrolytic water purifier, a direct water absorber, an active water purifier and the like, are successively released on the market of the water absorbers according to the actual needs of people. The water absorbers with brand-new drinking water concepts are developed and manufactured according to the development situation of the water absorbers after Chinese water absorber enterprises master the mature intelligent water absorber technology, and are used for providing healthy and convenient drinking water requirements for people. At present, the technical grasp of the intelligent control water suction machine is very comprehensive and the functions are very rich in China, and the water suction machine is developed into a multifunctional and intelligent type and more accords with the technical development direction.

And in foreign countries, household products basically realize intellectualization. Most of household appliances are controlled by a single chip microcomputer, various functions of the household appliances are realized, and the water suction machine is also the same, and the super-intellectualization is developed, so that the water suction machine is more humanized. Foreign countries generally use the intelligent control water absorber, and the cognition on the aspect is more, especially some countries that household appliances are rapidly produced and developed, intelligent household appliances are mature in foreign countries, the intelligent household appliances have strong market competitiveness, and the time and energy for doubling are needed to research and develop more intelligent technology, so that the water absorber market can burst more sufficient vitality.

In order to meet various requirements of people, the water absorption opportunity of barreled water is developed from the points. Firstly, the multifunctional health and energy conservation become the main development direction, the multifunctional water absorber subdivides the market, and the water temperature and water state subdivision based on the requirements of people is generated; the energy-saving and healthy water pump is a green life style suitable for people, solves the problems of soft and hard water in different areas, improves the defect of 'water rolling' of the water pump, and the like. Secondly, the intelligent filter core replacing device tends to be intelligent, is more integrated and smaller, and has a filter core replacing reminding function. Thirdly, the water absorber product form, material and color are more individualized, satisfy the installation in each place and the different hobbies of the consumer of different age stages.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides an intelligent water dispenser which can guarantee sanitary water.

In order to achieve the purpose, the utility model adopts the following technical scheme:

an intelligent water dispenser system comprises a main control circuit, an ultrasonic sensing unit, an ultrasonic distance measuring unit, a power supply and a water pump; the ultrasonic sensing unit and the ultrasonic ranging unit are both connected with the main control circuit; the power supply provides electric energy for the main control circuit, the ultrasonic sensing unit, the ultrasonic ranging unit and the water pump; the induction signal sent by the ultrasonic induction unit is transmitted to the main control circuit in a wired mode, and the main control circuit controls the water pump to be started; the distance measuring signals acquired by the ultrasonic distance measuring unit are transmitted to the main control circuit in a wired mode, and the main control circuit controls the water pump to stop.

Optionally, the device further comprises a charging circuit detection unit, a user key selection unit and a motor driving unit, wherein the charging circuit and the display circuit are respectively electrically connected with the main control circuit; the motor driving unit is electrically connected with the water pump, the charging circuit detection unit is respectively electrically connected with the charging circuit and the main control circuit.

Optionally, the ultrasonic sensing unit and the ultrasonic ranging unit both use ultrasonic sensors.

Optionally, the main control circuit is a single chip microcomputer and is connected with a crystal oscillator circuit.

Optionally, one end of the charging circuit supplies power to the lithium battery, and the other end of the charging circuit supplies power to the intelligent water dispenser; the charging circuit is connected with a voltage-dividing resistor circuit, and the voltage-dividing resistor circuit is connected with the light-emitting diode in series after being connected with a capacitor through two resistors in parallel.

Optionally, the charging circuit is further connected to a USB interface.

Optionally, the charging detection circuit is electrically connected to the triode through the charging circuit.

Optionally, the display circuit is a liquid crystal display circuit.

Optionally, the motor driving unit is a dual-bridge motor driving chip.

According to the technical scheme, compared with the prior art, the intelligent water dispenser system is clean and convenient, and has no liner, no secondary pollution and no pollution; simultaneously, ultrasonic induction and ultrasonic ranging's design can intelligent control the opening of water pump stop.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

FIG. 1 is a schematic diagram of the system of the present invention;

fig. 2 is a schematic diagram of the overall circuit structure of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The embodiment of the utility model discloses an intelligent water dispenser system, which comprises a main control circuit, an ultrasonic sensing unit, an ultrasonic ranging unit, a power supply and a water pump, wherein the main control circuit is connected with the ultrasonic sensing unit; the ultrasonic sensing unit and the ultrasonic ranging unit are both connected with the main control circuit; the power supply provides electric energy for the main control circuit, the ultrasonic sensing unit, the ultrasonic ranging unit and the water pump; the induction signal sent by the ultrasonic induction unit is transmitted to the main control circuit in a wired mode, and the main control circuit controls the water pump to be started; the distance measurement signal that ultrasonic ranging unit obtained transmits master control circuit through wired mode, and master control circuit control water pump stops.

The utility model also comprises a charging circuit detection unit, a user key selection unit and a motor driving unit, wherein the charging circuit and the display circuit are respectively electrically connected with the main control circuit; the motor driving unit is electrically connected with the water pump, and the charging circuit detection unit is respectively electrically connected with the charging circuit and the main control circuit.

Wherein, ultrasonic sensing unit and ultrasonic ranging unit all adopt ultrasonic sensor.

The master control circuit is a single chip microcomputer and is connected with a crystal oscillator circuit.

In this embodiment, the water dispenser is portable, so used 18650 lithium cell to supply power, 18650 lithium cell capacity is big, longe-lived, the security performance is high, from taking protection circuit, can charge with the USB line, and general lithium cell can not overcharge when charging, otherwise the battery can be scrapped because of the lithium ion of positive pole is too little. As shown in fig. 2, VCC-USB in the figure is a charging power supply, VCC-BAT is a battery charging power supply, the single chip microcomputer samples the power supply voltage through voltage division by the resistors R2 and R3, and if the voltage is detected to be lower than a certain value, the light emitting diode D1 turns red to remind the user that the water absorption machine needs to be charged.

The controller can automatically detect whether the water dispenser is charged or not, and a circuit for realizing the function is shown in figure 2. When no charging is carried out, the point VCC-USB has no voltage, and the pin of the singlechip inputs high level. If the charging is carried out, 5V voltage exists, so that the triode Q1 is in saturated conduction, and at the moment, the pin 11 of the single chip microcomputer inputs low level. Therefore, whether the water sucking machine is charged or not can be determined by detecting the voltage of the pin of the single chip microcomputer, the detection circuit can prevent the battery from being overcharged, when the battery is fully charged, the input voltage is lower than 5V, the triode Q1 is not conducted, and the battery cannot be charged.

Wherein, the motor driving unit is L298N in fig. 2, which is a double H bridge motor driving chip, wherein Vss (9) is a working power supply; VS (4) is driving voltage; IN1-IN respectively correspond to OUT1-OUT4, namely the input high and low levels correspond to each other; ENA (6) and ENB (11) are enabling ends, the ENA controls OUT1 and OUT2, namely the motor 1 in a control circuit diagram starts the water pump to discharge water, the ENB controls OUT3 and OUT4, namely the motor 2 is controlled to stop the water pump to pump water, and the high level is effective.

To know the detected distance in real time, an LCD1602 LCD is used. The display screen is selected because it can display two lines of numbers, so that the distance set by the system can be known, and the real-time detection distance can be known.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. An intelligent water dispenser system is characterized by comprising a main control circuit, an ultrasonic sensing unit, an ultrasonic distance measuring unit, a power supply and a water pump; the ultrasonic sensing unit and the ultrasonic ranging unit are both connected with the main control circuit; the power supply provides electric energy for the main control circuit, the ultrasonic sensing unit, the ultrasonic ranging unit and the water pump; the induction signal sent by the ultrasonic induction unit is transmitted to the main control circuit in a wired mode, and the main control circuit controls the water pump to be started; the distance measuring signals acquired by the ultrasonic distance measuring unit are transmitted to the main control circuit in a wired mode, and the main control circuit controls the water pump to stop.

2. The intelligent water dispenser system of claim 1, further comprising a charging circuit detection unit, a user key selection unit, a motor drive unit, a charging circuit, a display circuit electrically connected to the main control circuit, respectively; the motor driving unit is electrically connected with the water pump, the charging circuit detection unit is respectively electrically connected with the charging circuit and the main control circuit.

3. The intelligent water dispenser system of claim 1, wherein the ultrasonic sensing unit and the ultrasonic ranging unit both employ ultrasonic sensors.

4. The intelligent water dispenser system of claim 1, wherein the master control circuit is a single chip and is connected to a crystal oscillator circuit.

5. The intelligent water dispenser system of claim 2, wherein the charging circuit supplies power to the lithium battery at one end and supplies power to the intelligent water dispenser at the other end; the charging circuit is connected with a voltage-dividing resistor circuit, and the voltage-dividing resistor circuit is connected with the light-emitting diode in series after being connected with a capacitor through two resistors in parallel.

6. The intelligent water dispenser system of claim 2, wherein the charging circuit is further connected to a USB interface.

7. The intelligent water dispenser system of claim 2, wherein the charging circuit detection unit is electrically connected to the triode via the charging circuit.

8. The intelligent water dispenser system of claim 2, wherein the display circuit is a liquid crystal display circuit.

9. The intelligent water dispenser system of claim 2, wherein the motor drive unit is a dual bridge motor drive chip.