CN203871679U - Touch control distribution box - Google Patents

Touch control distribution box Download PDF

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Publication number
CN203871679U
CN203871679U CN201420230154.5U CN201420230154U CN203871679U CN 203871679 U CN203871679 U CN 203871679U CN 201420230154 U CN201420230154 U CN 201420230154U CN 203871679 U CN203871679 U CN 203871679U
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China
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circuit
voltage
microcontroller
sampling
input
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CN201420230154.5U
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Chinese (zh)
Inventor
张泽旺
李昭代
连国景
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Xiamen University of Technology
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Xiamen University of Technology
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Abstract

A touch control distribution box relates to a distribution box. The input end of a voltage and current signal sampling circuit is externally connected with a mains supply. A voltage sampling mutual inductance coil of the voltage and current signal sampling circuit is connected in parallel with a live wire and a neutral wire. A current sampling mutual inductance coil of the voltage and current signal sampling circuit is connected in series to the live wire. The input end of a symmetric low-pass filter circuit is connected with the sampling signal output end of the voltage and current signal sampling circuit. The input end of a sampling signal processing circuit is connected with a voltage differential-mode signal and current differential-mode signal output end of the symmetric low-pass filter circuit. A photoelectric coupling isolation circuit is connected with the sampling processing signal output end of the sampling signal processing circuit and the input and output ports of a microcontroller. The output end of an environment parameter induction circuit is connected with the input port of the microcontroller. The microcontroller is connected with a real-time clock circuit, an information storage circuit, a voice broadcast circuit and a display screen module. A multi-path leakage protector or an air switch control circuit is connected with the mains supply, the microcontroller and a user terminal.

Description

A kind of touch-control distribution box
Technical field
The utility model relates to a kind of distribution box, especially relates to a kind of touch-control distribution box.
Background technology
The installation quality common fault of tradition distribution box is many, technique perception is poor, distribution box impression quality defect is mainly " visual appearance ", traditional distribution box mostly adopts irony or wooden mounting casing, moreover be exactly " distribution installation ", " bobbin carriage connection " defect, the space taking is larger, the manufacturability of installation, poor reliability, maintenance workload is large, and is easy to occur the phenomenon of loose contact.So improve the installation impression quality of distribution box, become already manufacturer for eliminating a problem of common quality defect independent studies.
On the other hand, the function of traditional distribution box is still weak, and operates dangerous, also inconvenient.Along with the development of the product such as intelligentized home equipment day by day, require the distributing box of traditional handicraft to reveal the communication alternation design of feature richness and hommization, some functions such as electric energy demonstration, charging demonstration integrated.Yet similarly product is not yet ripe in the market, this design innovation on the one hand, will become the main product of distribution box in the future.
Summary of the invention
The purpose of this utility model is to provide a kind of touch-control distribution box.
The utility model is provided with voltage and current signal sample circuit, symmetrical expression low-pass filter circuit, sampled signal treatment circuit, photoelectric coupling buffer circuit, environmental parameter sensor circuit, real time clock circuit, information storage circuit, voice broadcast circuit, multichannel earth leakage protective device or air switch control circuit, touch-screen display control circuit and display panel module;
The external civil power AC220V of input of described voltage and current signal sample circuit, the voltage sample mutual inductor of voltage and current signal sample circuit is in parallel with live wire and the zero line of civil power AC220V, and the current sample mutual inductor of voltage and current signal sample circuit is connected on the live wire of civil power AC220V; The sampled signal output of the input termination voltage and current signal sample circuit of symmetrical expression low-pass filter circuit, voltage difference mode signal and the electric current differential mode signal output part of the input termination symmetrical expression low-pass filter circuit of sampled signal treatment circuit, photoelectric coupling buffer circuit is connected with the sampling processing signal output part of sampled signal treatment circuit and the input/output port of microcontroller respectively; The external environment parameter sensing device of the input output of environmental parameter sensor circuit, the input port of the output termination microcontroller of environmental parameter sensor circuit, microcontroller is connected with real time clock circuit, information storage circuit, voice broadcast circuit, display panel module respectively, the control signal input of the output termination display panel module of touch-screen display control circuit; Multichannel earth leakage protective device or air switch control circuit are connected with civil power AC220V, microcontroller and user terminal respectively.
Described environmental parameter comprises temperature, humidity etc.
The utility model is on existing distribution box basis, add dexterously data information acquisition module, microcontroller and peripheral circuit module, realizing signal processing and equipment controls, touch panel can display system control interface, can realize setting, monitoring and the control to household electrical appliance by touch panel, and can displaying time, temperature, humidity, power consumption, the electricity charge, power, power factor (PF), load condition etc. are various wants the information that obtains, can historical electricity consumption situation be stored, be inquired about; During standby, screen can show that pictures such as photograph album, landscape is as screen protection, the touch idle screen system of entering is provided with unlocking screen (gesture release or PIN code release) while arranging, take and prevent that people is as misoperation, and there is voice broadcast functions such as pressing for payment of electricity charge prompting in the family expenses touch distribution box of one.
Microcontroller described in the utility model and peripheral circuit module comprise multichannel control circuit of earth leakage, information storage circuit, voice broadcast circuit and touch-screen display control circuit.
The effect of the microcontroller that the utility model configures is to carry out data operation, storage, conversion output screen demonstration, control relevant device action, transfers voice information etc. gathering the information of gained.
The utility model adopts highly sensitive mutual inductor Measurement accuracy real-time voltage current parameters.White noise in the signal that suppresses to gather, improves certainty of measurement, adopts symmetrical expression low pass filter to make signal and processes.
The utility model is by the real-time detection to electric current in conjunction with multichannel control circuit of earth leakage and sampled signal treatment circuit, duplicate protection user terminal work safety, as long as wherein any road electric circuit inspection overload, can cut off this road power supply output immediately, and screen display fault message; When removing fault, button control earth leakage protective device that can be corresponding on touch-screen is closed, continues to user terminal normal power supply.
The utility model can be widely used in the distribution box of each occasions such as Domestic distributing box, factory building distribution box to be changed or improves.
Accompanying drawing explanation
Fig. 1 is the electric circuit constitute block diagram of the utility model embodiment.
Fig. 2 is the voltage and current signal Acquisition Circuit schematic diagram of the utility model embodiment.
Fig. 3 is the sampled signal treatment circuit schematic diagram of the utility model embodiment.
Fig. 4 is the photoelectric coupling buffer circuit schematic diagram of the utility model embodiment.
Embodiment
Below implement in connection with accompanying drawing, the utility model to be further described.
Referring to Fig. 1~4, the utility model embodiment is provided with voltage and current signal sample circuit 1, symmetrical expression low-pass filter circuit 2, sampled signal treatment circuit 3, photoelectric coupling buffer circuit 4, environmental parameter sensor circuit 5, real time clock circuit 6, information storage circuit 7, voice broadcast circuit 8, multichannel earth leakage protective device or air switch control circuit 9, touch-screen display control circuit 10 and display panel module 11.
The external civil power AC220V of input of described voltage and current signal sample circuit 1, the voltage sample mutual inductor of voltage and current signal sample circuit 1 is in parallel with live wire and the zero line of civil power AC220V, and the current sample mutual inductor of voltage and current signal sample circuit 1 is connected on the live wire of civil power AC220V; The sampled signal output of the input termination voltage and current signal sample circuit 1 of symmetrical expression low-pass filter circuit 2, voltage difference mode signal and the electric current differential mode signal output part of the input termination symmetrical expression low-pass filter circuit 2 of sampled signal treatment circuit 3, photoelectric coupling buffer circuit 4 is connected with the input/output port of microcontroller P with the sampling processing signal output part of sampled signal treatment circuit 3 respectively; The external environment parameter sensing device of the input J output of environmental parameter sensor circuit 5, the input port of the output termination microcontroller of environmental parameter sensor circuit 5, microcontroller P is connected with real time clock circuit 6, information storage circuit 7, voice broadcast circuit 8, display panel module 11 respectively, the control signal input of the output termination display panel module 11 of touch-screen display control circuit 10; Multichannel earth leakage protective device or air switch control circuit 9 are connected with user terminal Y with civil power AC220V, microcontroller P respectively.
Described environmental parameter comprises temperature, humidity etc.
The utility model is on existing distribution box basis, add dexterously data information acquisition module, the punctual module of standby and microcontroller and peripheral circuit module, realizing signal processing and equipment controls, touch panel can display system control interface, can realize setting, monitoring and the control to household electrical appliance by touch panel, and can displaying time, temperature, humidity, power consumption, the electricity charge, power, power factor (PF), load condition etc. are various wants the information that obtains, can historical electricity consumption situation be stored, be inquired about; During standby, screen can show that pictures such as photograph album, landscape is as screen protection, the touch idle screen system of entering is provided with unlocking screen (gesture release or PIN code release) while arranging, take and prevent that people is as misoperation, and there is voice broadcast functions such as pressing for payment of electricity charge prompting in the family expenses touch distribution box of one.
Microcontroller described in the utility model and peripheral circuit module comprise multichannel control circuit of earth leakage, information storage circuit, voice broadcast circuit and touch-screen display control circuit.
The effect of the microcontroller that the utility model configures is to carry out data operation, storage, conversion output screen demonstration, control relevant device action, transfers voice information etc. gathering the information of gained.
The utility model adopts highly sensitive mutual inductor Measurement accuracy real-time voltage current parameters.White noise in the signal that suppresses to gather, improves certainty of measurement, adopts symmetrical expression low pass filter to make signal and processes.
Voltage and current signal sample circuit: alternating current accesses through a protective tube, plays overcurrent protection, sampled voltage mutual inductor is in parallel with live wire and the zero line of civil power AC220V, and current sample mutual inductor is connected on the live wire of civil power AC220V.
Symmetrical expression low-pass filter circuit: the small-signal collecting adopts the filter of this tradition of capacitance-resistance filter and the significant symmetrical expression of effect to carry out filtering processing, reduce the unstable interference of electromagnetic field clutter, obtain voltage difference mode signal and electric current difference mode signal.
Sampled signal treatment circuit: the signal that sampling obtains for example, is processed by electric energy chip (CS5463), for two paths of voltage and current of sampling, must provide the digital calibration of AC and DC.In the time of data processing, obtain the measured values such as electric current stream parameter, voltage parameter, power, power factor (PF), and convert in the register that digital signal exists electric energy chip.
Photoelectric coupling buffer circuit: adopt high-performance optical electric coupling (for example TIP6632) will simulate forceful electric power and the isolation of digital weak electric signal, avoid it to interfere with each other.
Environmental parameter sensor circuit: system is furnished with the sensor circuit of environmental parameters such as gathering the external world such as temperature (as DS18B20), humidity, smog (as DHT18 etc.), provides some environmental informations of indoor and outdoor, is showing screen display.
Real time clock circuit: for the punctual function of standby provides clock, date writing time, and realize permanent calendar function.
Information storage circuit: system board hardware is furnished with Micro-SD draw-in groove, is used SD card as memory device, directly to containing the relevant informations such as electric energy, the electricity charge, exists card upper, and can change at any time SD card by microcontroller.
Voice broadcast circuit: adopt the simplest discharge circuit (as LM353) to drive speaker operation, simple and stable,
Multichannel control circuit of earth leakage: multichannel earth leakage protective device is worked by microprocessor controls, is connected between user terminal and civil power, as overcurrent, and the power supply of disconnect user terminal at once.
Touch-screen display control circuit: for liquid crystal display screen provides power supply and backlight, make the reliable and stable work of liquid crystal display screen.
The work that microcontroller is mainly born is internal data information processing, and microcontroller is controlled electric energy chip in spi bus mode and gathered voltage parameter, current parameters, and carries out data processing.

Claims (1)

1. a touch-control distribution box, is characterized in that being provided with voltage and current signal sample circuit, symmetrical expression low-pass filter circuit, sampled signal treatment circuit, photoelectric coupling buffer circuit, environmental parameter sensor circuit, real time clock circuit, information storage circuit, voice broadcast circuit, multichannel earth leakage protective device or air switch control circuit, touch-screen display control circuit and display panel module;
The external civil power AC220V of input of described voltage and current signal sample circuit, the voltage sample mutual inductor of voltage and current signal sample circuit is in parallel with live wire and the zero line of civil power AC220V, and the current sample mutual inductor of voltage and current signal sample circuit is connected on the live wire of civil power AC220V; The sampled signal output of the input termination voltage and current signal sample circuit of symmetrical expression low-pass filter circuit, voltage difference mode signal and the electric current differential mode signal output part of the input termination symmetrical expression low-pass filter circuit of sampled signal treatment circuit, photoelectric coupling buffer circuit is connected with the sampling processing signal output part of sampled signal treatment circuit and the input/output port of microcontroller respectively; The external environment parameter sensing device of the input output of environmental parameter sensor circuit, the input port of the output termination microcontroller of environmental parameter sensor circuit, microcontroller is connected with real time clock circuit, information storage circuit, voice broadcast circuit, display panel module respectively, the control signal input of the output termination display panel module of touch-screen display control circuit; Multichannel earth leakage protective device or air switch control circuit are connected with civil power AC220V, microcontroller and user terminal respectively.
CN201420230154.5U 2014-05-07 2014-05-07 Touch control distribution box Active CN203871679U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420230154.5U CN203871679U (en) 2014-05-07 2014-05-07 Touch control distribution box

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420230154.5U CN203871679U (en) 2014-05-07 2014-05-07 Touch control distribution box

Publications (1)

Publication Number Publication Date
CN203871679U true CN203871679U (en) 2014-10-08

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Application Number Title Priority Date Filing Date
CN201420230154.5U Active CN203871679U (en) 2014-05-07 2014-05-07 Touch control distribution box

Country Status (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103944075A (en) * 2014-05-07 2014-07-23 厦门理工学院 Novel touch distribution box

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103944075A (en) * 2014-05-07 2014-07-23 厦门理工学院 Novel touch distribution box

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