CN103743064A

CN103743064A - Air-conditioner smart controller with energy harvesting system

Info

Publication number: CN103743064A
Application number: CN201410024370.9A
Authority: CN
Inventors: 洪德欣; 罗璟
Original assignee: Guangdong Chigo Air Conditioning Co Ltd
Current assignee: Guangdong Chigo Air Conditioning Co Ltd
Priority date: 2014-01-20
Filing date: 2014-01-20
Publication date: 2014-04-23
Anticipated expiration: 2034-01-20
Also published as: CN103743064B

Abstract

The invention provides an air-conditioner smart controller with an energy harvesting system. The air-conditioner smart controller is characterized by comprising a liquid crystal display screen, a key set, a low-consumption main control chip, a transmitting module and the energy harvesting system, the energy harvesting system comprises a piezoelectric sensor array and an energy harvesting circuit, the transmitting module is electrically connected with the main control chip, the output end of the key set is connected with the input end of the main control chip and the input end of the piezoelectric sensor array, the output end of the piezoelectric sensor array is electrically connected with the input end of the energy harvesting system, and the output end of the energy harvesting system is connected with the main control chip and the liquid crystal display screen serially and sequentially. The air-conditioner smart controller has the biggest advantages that mechanical energy generated during key pressing is generated into current through a piezoelectric module, and energy is acquired from the operation that a user touches the smart controller through working of the piezoelectric sensor module and the energy harvesting circuit, so that electrical energy is saved effectively, environmental pollution caused by use of batteries is avoided, and current requirements on greenness and environmental protection are met.

Description

There is the Intelligent remote controller for air conditioner of energy collecting system

Technical field

The present invention relates to the technical field of remote controller, refer in particular to the Intelligent remote controller for air conditioner with energy collecting system.

Background technology

Along with social development, household electrical appliances present intelligentized trend, and intelligent remote controller also arises at the historic moment, it is widely used in various household electrical appliances, as TV, air-conditioning etc., in the intelligent remote controller of prior art, their energy source is mostly battery, and battery contains numerous materials that easily cause environmental pollution, as battery contains mercury, plumbous, every waiting heavy metal element, its destructive power to environment is unthinkable, a button cell is just enough to allow the water of 600 cubic metres thoroughly pollute discarded, a battery of one joint is in the ground rotten, just can allow the soil of a square metre lose plantation ability, if the harmful substance of battery enters in body, can destroy the nervous centralis of human body, cause neurological disorders, ephritis, pulmonary emphysema, osteomalacia, anaemia, when serious, also can cause human body paralysis, simultaneously, battery useful life in remote controller is not long, frequent replacing battery has also increased user's use cost.

Summary of the invention

The object of the invention is to overcome the deficiencies in the prior art, provide a kind of reasonable in design reliable, simple in structure, need not battery, the Intelligent remote controller for air conditioner with energy collecting system of energy-saving durable, environmental protection.

For achieving the above object, technical scheme provided by the present invention is: the Intelligent remote controller for air conditioner with energy collecting system, it is characterized in that: it includes liquid crystal display, button group, the main control chip of low-power consumption, transmitter module and energy collecting system, wherein, energy collecting system includes piezoelectric sensor array and collection of energy circuit, transmitter module and main control chip are electrically connected, the output of button group respectively with the input of main control chip, the input of piezoelectric sensor array connects, the input of the output of piezoelectric sensor array and collection of energy circuit is electrically connected, the output of the collection of energy circuit main control chip of connecting successively, liquid crystal display.

Described collection of energy circuit comprises energy-trap chip IC1, the first capacitor C 1, the second capacitor C 2, the 3rd capacitor C 3, the 4th capacitor C 4, reserve battery B1, Zener diode D1 and inductance L 1, wherein, piezoelectric sensor array electrically accesses PZ1 and the PZ2 pin of energy-trap chip IC1, between the Vin pin of energy-trap chip IC1 and GND, join with the first capacitor C 1 that stores rectification output, after connecting with Zener diode D1, reserve battery B1 is connected in parallel with the first capacitor C 1, indirect the second capacitor C 2 of the Vin pin of energy-trap chip IC1 and GAP pin, the SW pin of energy-trap chip IC1 is connected with inductance L 1, at the output of inductance L 1, be also connected to the 4th capacitor C 4, between the Vin2 pin of energy-trap chip IC1 and GND, be connected to the 3rd capacitor C 3.

The present invention is adopting after such scheme, the mechanical energy that its great advantage produces while being button is by piezo electric module generation current, again by the work of piezoelectric sensing module and energy acquisition circuit, from user to obtaining energy the touch-control of remote controller, effectively saved electric energy, meanwhile, avoid the environmental pollution of using battery to bring, meet the requirement of current environmental protection.

Accompanying drawing explanation

Fig. 1 is theory diagram of the present invention.

Fig. 2 is the circuit theory diagrams of energy collecting system of the present invention.

The specific embodiment

Below in conjunction with specific embodiment, the invention will be further described:

Referring to accompanying drawing 1 to shown in accompanying drawing 3, the Intelligent remote controller for air conditioner with energy collecting system described in the present embodiment, it includes liquid crystal display 1, button group 2, the main control chip 3 of low-power consumption, transmitter module 4 and energy collecting system 5, wherein, energy collecting system 5 includes piezoelectric sensor array 501 and collection of energy circuit 502, transmitter module 4 is electrically connected with main control chip 3, the output of button group 2 is respectively at the input of main control chip 3, the input of piezoelectric sensor array 501 connects, the input of the output of piezoelectric sensor array 501 and collection of energy circuit 502 is electrically connected, the output of collection of energy circuit 502 connect successively main control chip 3 and liquid crystal display 1.Described collection of energy circuit 502 includes energy-trap chip IC1, the first capacitor C 1, the second capacitor C 2, the 3rd capacitor C 3, the 4th capacitor C 4, reserve battery B1, Zener diode D1 and inductance L 1, the model of described energy-trap chip IC1 is LTC3588-1, wherein, piezoelectric sensor array 501 is PZ1 and the PZ2 pin of access energy-trap chip IC1 electrically, between the Vin pin of energy-trap chip IC1 and GND, join with the first capacitor C 1, after connecting with Zener diode D1, reserve battery B1 is connected in parallel with the first capacitor C 1, indirect the second capacitor C 2 of the Vin pin of energy-trap chip IC1 and GAP pin, the SW pin of energy-trap chip IC1 is connected with inductance L 1, the output of this inductance L 1 can directly connect load, described inductance L 1 makes further to remove the alternating component in output current, at the output of inductance L 1, be also connected to the 4th capacitor C 4, between the Vin2 pin of energy-trap chip IC1 and GND, be connected to the 3rd capacitor C 3, described the 3rd capacitor C 3 and the 4th capacitor C 4 are drop-down pressure limiting electric capacity, protection output voltage, and detect internal feedback by the Vout pin of energy-trap chip IC1, output is controlled.

According to the electric circuit constitute of the above-mentioned Intelligent remote controller for air conditioner with energy collecting system, its working method is: when people presses start key, the mechanical energy that piezoelectric sensor array 501 can produce by actuation of keys is converted to electric energy, the collection of energy circuit 502 being connected with piezoelectric sensor array 501 can be collected the electric energy that piezoelectric sensor array produces, wherein, energy-trap chip IC1 in collection of energy circuit 502 is integrated low loss full wave bridge rectifier and efficient voltage reducing type converter, the alternating current that piezoelectric sensor array 501 produces is stored in the first capacitor C 1 that is positioned at energy-trap chip IC1 pin after by energy-trap chip IC1 rectification, and as the energy storage device of buck converter, when the VIN of energy-trap chip IC1 pin has enough voltage, this energy-trap chip IC1 produces a voltage stabilizing output, for main control chip 3, transmitter module 4 and liquid crystal display 1 are worked, enough electric energy can wake main control chip 3 up and light liquid crystal display, each user is when touch controlled key group 2, the main control chip 3 of low-power consumption is gathering control signal, when transmitting control signal, the built-in energy collecting system of remote controller all can be collected power supply, simultaneously, in this circuit, be also provided with the reserve battery B1 connecting with Zener diode D1, while preparing against the electric energy deficiency of button generation, this remote controller also can normally be worked.

This Intelligent remote controller for air conditioner with energy collecting system is simple in structure, be easy to realize, by the mechanical energy of staff button, change electric energy into and supply the work of remote controller internal circuit, avoided remote controller work to use the drawback of battery, this remote controller have advantages of volume small and exquisite, need not battery, energy-saving durable, environmental protection, meet the requirement of current environmental protection and energy saving.

The examples of implementation of the above are only the present invention's preferred embodiment, not with this, limit practical range of the present invention, therefore the variation that all shapes according to the present invention, principle are done all should be encompassed in protection scope of the present invention.

Claims

1. there is the Intelligent remote controller for air conditioner of energy collecting system, it is characterized in that: it includes liquid crystal display (1), button group (2), the main control chip (3) of low-power consumption, transmitter module (4) and energy collecting system (5), wherein, energy collecting system (5) includes piezoelectric sensor array (501) and collection of energy circuit (502), transmitter module (4) is electrically connected with main control chip (3), the output of button group (2) respectively with the input of main control chip (3), the input of piezoelectric sensor array (501) connects, the input of the output of piezoelectric sensor array (501) and collection of energy circuit (502) is electrically connected, the output of collection of energy circuit (502) main control chip (3) of connecting successively, liquid crystal display (1).

2. the Intelligent remote controller for air conditioner with energy collecting system according to claim 1, it is characterized in that: described collection of energy circuit (502) comprises energy-trap chip IC1, the first capacitor C 1, the second capacitor C 2, the 3rd capacitor C 3, the 4th capacitor C 4, reserve battery B1, Zener diode D1 and inductance L 1, wherein, piezoelectric sensor array (501) electrically accesses PZ1 and the PZ2 pin of energy-trap chip IC1, between the Vin pin of energy-trap chip IC1 and GND, join with the first capacitor C 1 that stores rectification output, after connecting with Zener diode D1, reserve battery B1 is connected in parallel with the first capacitor C 1, indirect the second capacitor C 2 of the Vin pin of energy-trap chip IC1 and GAP pin, the SW pin of energy-trap chip IC1 is connected with inductance L 1, at the output of inductance L 1, be also connected to the 4th capacitor C 4, between the Vin2 pin of energy-trap chip IC1 and GND, be connected to the 3rd capacitor C 3.