CN205319442U - Thing networking smart jack based on HT5019 measures chip - Google Patents

Abstract

The utility model relates to a thing networking smart jack based on HT5019 measures chip. Including the casing, its characteristics are: install power strip (2), zero live wire sampling plate (3), wireless wiFi control panel (1) and metering plate (4) in the casing respectively to and while and this power strip (2), zero live wire sampling plate (3), wireless wiFi control panel (1) and metering plate (4) electric public terminal (5) of being connected. The utility model provides a based on HT5019's thing networking smart jack, can be with measuring chip HT5019, device that copper -manganese sample equal -volume is very little, through synthesizing the overall arrangement, the performance is considered, and is integrated in limited structure space, satisfies socket volume duty cycle and can realize intelligent measurement function little the time.

Description

Based on the thing networking intelligence socket of HT5019 computation chip

Technical field

The utility model relates to a kind of thing based on HT5019 computation chip networking intelligence socket.

Background technology

In the intelligent development process of socket, wireless technology of Internet of things and electric energy metrical are put into the direction of development in succession. At present, wireless WiFi has been widely used in socket intelligent development, and the technical requirements such as, Wireless remote control energy-conservation according to rly., the built-in wireless control chip of wireless intelligent socket, by wireless gateway, is connected to terminal control equipment. These terminating units can make mobile phone, panel computer, common PC or other any removable equipment etc., by the controlled in wireless of WiFi access, mobile phone local area network/Long-distance Control, 3G and 4G network, realize the mode control of ON/OFF whenever and wherever possible and check so that power consumption control is more convenient.

Meanwhile, electric energy metrical also answers user's electric energy to use clear requirement, rapid temperature increases in intelligence socket develops. Electric energy metrical, as a proven technique, is generally applied in electric power meter, and along with the development of intelligence household, electric energy metrical is also used on intelligence socket. Electric energy computation chip realizes the collection of electric flux, calculating and storage, by Data Transmission Controlling port, using continuous data as visual character, is shown to user terminal.

At present, the little metering of volume dutycycle of intelligence socket, without line socket, will inevitably be limited by the little requirement of volume dutycycle while content with funtion, meet volume dutycycle little while also can add metering and WiFi function comprehensively.

Practical novel content

The utility model provides a kind of thing based on HT5019 computation chip networking intelligence socket, can by circuit such as electric energy metrical EMU, wireless communication networks WI-FI, relay1 switch control, switch power modules, be integrated in compact structure, and accomplish safe, accurate, convenient, reasonably use.

A kind of thing based on HT5019 computation chip networking intelligence socket, comprise housing, its special part is: be separately installed with power panel, zero live wire sampling plate, wireless WiFi switchboard and metering plate in described housing, and the public terminal stud being simultaneously electrically connected with this power panel, zero live wire sampling plate, wireless WiFi switchboard and metering plate.

Wherein being provided with sampling circuit on zero live wire sampling plate, this sampling circuit is made up of the copper-manganese sheet linked together and zero line terminal stud, is connected with three sample lines on this copper-manganese sheet.

The utility model provides a kind of thing based on HT5019 computation chip networking intelligence socket, computation chip HT5019, copper-manganese can be sampled the very little device of equal-volume, through comp comprehensive layout, performance considerations, be integrated in finite structure space, meet socket volume dutycycle little while can realize Intellectualized metering function. Intelligence socket of the present utility model, by HT5019 chip, according to the power information of intelligence socket rear end equipment, gathers and the electricity of computational back-end equipment and power, and stores in AT24C04. When user sends demand information on mobile phone A PP, WIFI receives data and sends metering circuit to by pilot circuit, and former for data road just can be fed back on user mobile phone by metering circuit, and user can check and accept electricity and the power of current equipment. Control part power supply residing for metering power supply of the present utility model and WIFI circuit needs to separate a road with DC-DC in addition, data interaction between metering circuit and WIFI pilot circuit needs to pass through light-coupled isolation, arrive that end, avoid interting cold and hotly, cause the accidents such as electric leakage to occur. The equipment connecting intelligence socket the power consumption of standby state also can be in good time be delivered to mobile phone A PP, whether user can select by on-off control to continue to power to rear end equipment, and implements folding behavior by rly..

Accompanying drawing explanation

Accompanying drawing 1 be in the utility model based on HT5019 computation chip thing networking intelligence function of socket structure iron;

Accompanying drawing 2 is the internal functional architecture figure that in the utility model, switch power supply selected by supplying unit;

Accompanying drawing 3 is metering section HT5019SOC chip functions framework figure in the utility model;

Accompanying drawing 4 is the copper-manganese structure iron measuring current sampling design in the utility model;

Accompanying drawing 5 is circuit board structure schema in the utility model.

Embodiment

Below by accompanying drawing 1,2,3,4,5 and example, the technical solution of the utility model is described in further detail:

Accompanying drawing 1 is the functional structure chart of the utility model based on the thing networking intelligence socket of HT5019 computation chip, contains all functions module of the utility model scheme. Wherein HT5019 is the control center of metering circuit, and it is not a part of the present utility model, depends on chip supplier. The function structure of this chip realizes the databook to be provided according to chip business, and the data to be sent that MAC layer is come, are put into the transmission buffer register of chip; Also by interrupting or inquire about, the content in the reception buffer register of chip, take out and give MAC layer process. The package dimension mainly considering this chip during HT5019 chip is selected to be 9*9 (mm²), meeting the compact design that we do in configuration aspects, this chip contains ARM kernel, 128Kflash, 8KRAM, the inside EMU module of hardware, and EMU module support is broken phase anti-stealing electricity function, meets considering of the aspects such as metering, calculating, storage. Its functional frame composition is as shown in Figure 3.

Metering circuit comprises the module compositions such as voltage sampling, current sampling, SOC, storage chip and transfer.

Current sampling: connect copper-manganese by the zero line terminal stud (7) of socket, then take out small area analysis I1 (V1N), I2 (V1P) by copper-manganese, it is input to 7,8 pin of HT5019, completes current sampling.

Voltage sampling: the break-make of Control live wire L and L '; Voltage sampling holds sampling from rly. L ', after six points of compressive resistances, is input to 10 pin of HT5019, completes voltage sampling.

Storage chip: for ensureing that power-off data are not lost, only with the Flash flash memory 128K of SOC, use steady in a long-term cannot be met, and repeatedly erasable easily make SOC damage, we have selected an AT24C04 storer, instant storage power consumption and power, and data are fed back to user's end. Transfer: with the signal such as power consumption, power by HT5019 chip collection, calculating and store, it is necessary to send data to pilot circuit through photoelectricity coupling mechanism.

Pilot circuit: the control part of pilot circuit primary responsibility whole intelligence socket: continuous data is mutual, mobile phone A PP data interaction, rly. folding control, the control of USB charge mode

Data interaction: (it should be noted that this time is the transmission being carried out data by WiFi wireless communication) after pilot circuit receives mobile phone A PP demand data order, demand data is sent to metering circuit after being coupled by optocoupler, and accept to measure the data of circuit feedback, then send the data to user mobile phone APP by WiFi passage. So just complete data exchange process.

Control: pilot circuit receive mobile phone A PP send switch command after (it should be noted that this time is the transmission being carried out data by WiFi wireless communication), through calculating, store, data are sent to rly., make rly. generation action, complete order.

USB charge mode controls: USB power source and relay1 circuit common source, only a kind of pattern, and permanent standby state, once insertion USB interface, just starts charging, not by rly. folding control break-make.

The implementation method of power source circuit is: take out power contact head from live wire; it is connected to system switching power supply by a series of protection circuit; by switch power supply the exchange of 220V is changed into direct current again and current limliting at 5V, be respectively 88MC200 and control chip circuit, USB feed circuit and HT5019 and measure circuit and provide the DC-DC power source conversion circuit of independent power supply to provide power supply. Power source circuit is not the design circuit of the utility model application protection, is just employing the method that the method that DC-DC is the power source circuit that metering circuit taking-up is isolated is the utility model application protection. The functional frame composition of DC-DC is as shown in Figure 2. Physical circuit can with reference to manufacturer about the technical manual of DC-DC and circuit principle.

The utility model provides a kind of compact construction design applying for protection, is made into the supporting wiring board of four scantlings of the structure by circuit according to not congenerous, and in 3 dimension spaces, layout is installed, and utilizes the way of spatial separation to realize the little layout method of dutycycle. Accompanying drawing 5 show circuit board structure schema of the present utility model.

1. power panel (2): relay1 circuit, switch power supply circuit are designed on one block of plate by this plate, are connected with other wiring boards by the data transmission line connected.

2. zero live wire sampling plate (3): the main function of wiring board has been current sampling and rly. pin open circuit. Owing to this wiring board is high-tension line plate, so interval, design space reaches the object of isolation. The connection of high-tension line plate and metering plate (4) is by three sample lines, and being connected with the Control circuit of power panel (2) is by stitch, plays the left and right of fixed installation simultaneously.

3. wireless WiFi switchboard (1) is 88MC200 chip and the pilot circuit of WiFi88W8801 chip composition.This WiFi plate is designed to vertical mode of connection by the utility model, is connected with power panel (2) by four right angle stitch, plays transfer and fixing effect.

4. metering plate (4), mainly realize the collection of continuous data, process and storage. Simultaneously by four stitch, it is connected with bottom plate, it is achieved the function that data interaction and wiring board are fixed.

Embodiment 1:

Further, the technical solution adopted in the utility model is:

Based on a thing networking intelligence socket for HT5019 computation chip, in compact structure design, select volume to take than little components and parts, reduce space accounting as far as possible. Comprise the transformer that the switch power supply road DC-DC that adds replaces ultra-large volume; Replace computation chip and micro-chip two chips by a SOC, corresponding peripheral circuit also reduces in a large number.

(1) power source circuit: compared with prior art this patent adds a DC-DC and changes circuit, is converted to the 24VDC that switch power supply exports the connection of 5VDC and HT5019 computation chip thus supplies. Specific implementation method takes out voltage of alternating current from live wire; switch power supply is entered after the protection device such as pressure-sensitive, temperature-sensitive, chemical capacitor, inductance; exchange is changed into direct current by switch power supply; ensure at 5V through the filtering voltage regulation of chemical capacitor and resistance again; 5V voltage enters USB feed circuit, DC-DC power source conversion circuit, control chip 88MC200 chip circuit, as their power supply.

One road 5V power source circuit of switch power supply circuit is divided into the 5V power supply that two-way isolates by DC-DC power source circuit, can meet metering like this and pilot circuit power while and can effectively guarantee to isolate. The input terminus of DC-DC is the 5V voltage of the voltage stabilizing after filtering of switch power supply supply, just directly for metering circuit after DC-DC is coupled.

(2), SOC circuit: HT5019 be the SOC that a volume dutycycle is little, package dimension is 9*9 (mm²), comprise the signals collecting of metering section, calculating, storage function; Control data sending and receiving process partly, outage detection and farad capacitor delay cut-off, verification, AT24C04 storage, copying.

(1) data of data interaction: HT5019 need to be carried out data transmission by the pilot circuit of photoelectricity coupling mechanism with intelligence socket, measure and the isolation of control to guarantee. HT5019 the 27th, 28 pin respectively as data send, accept end, transmissions received signal is passed to respectively two panels photoelectricity coupling mechanism, then by photoelectricity coupling mechanism through overcoupling isolation after carry out data interaction with pilot circuit.

(2), outage detection: power failure detection circuit does detection metered voltage circuit at 2 pin of HT5019. The magnitude of voltage of 5V voltage source after the resistance of a 75K Ω is input to 2 pin, the RC loop voltage stabilizing simultaneously formed at the electric capacity of 2 one, Jiao Zuo mono-tunnel 15K Ω and 0.1 μ F, HT5019 judges whether power-off by input value, if power-off just starts farad capacitor delay cut-off immediately, data are stored simultaneously. Electricity is filled to the farad capacitor of 220uF/10V by delay cut-off circuit by voltage of supply 5V through resistance and a diode of a 1K Ω, and when receiving power-off signal, the 45th pin of HT5019 accepts farad capacitor electric discharge, completes delay cut-off process.

(3), data verification: checking parameter is written in HT5019, and intelligent metering function is carried out Initialize installation. Checking parameter comprises: metering specification, output voltage, electrically parameter and working conditions.Verification mouth is set in the circuit board, large-scale verification automatically during practical operation, can be carried out on checking aparatus.

(4), data store: AT24C04 storer is mainly used in the data stored in metering process: Initialize installation parameter, specified time refresh stored electricity parameter value etc. If equipment falls electricity, being stored in AT24C04 chip by all data in HT5019 rapidly falling in the electricity time delay time, after powering on, HT5019 can read all parameters from storer, ensures that intelligent socket does not interrupt work. The data port of AT24C04 by the pull-up resistor of 3 10K Ω be connected to HT5019 the 13rd, 14,15 pin. Power port at storer adds one filtering voltage regulation electric capacity a: 0.01uF.

(5) emulate: emulation mouth is program burn writing mouth. The Single Chip Microcomputer (SCM) program of HT5019 is written in intelligence socket by emulation mouth, the operation scheme of control intelligence socket metering circuit.

Also comprise the scheme of compact construction design, namely according to different functional circuit, it is four wiring boards by wiring board design, and rationally assembles in 3 dimension spaces, form compact supporting structure. Functional circuit does four parts: power panel, zero live wire sampling plate, wireless WiFi switchboard, metering plate. Four wiring boards, by circuit connected component, design public terminal stud and connect, utilize spatial separation, effectively save space.

The copper-manganese sampling also comprising special construction size replaces the current transformer sampling of large volume, namely copper-manganese sheet and zero line (wiring) post are integrated in succession, three sample line: V1N (yellow), V1P (blueness), GND (redness) is taken out from copper-manganese position, the differential sample circuit (differential sample circuit by 22 Ω resistance, 2 1.2K Ω resistance, receive generating appearance and form for 2 33) being connected to measure wiring board, then signal is transferred to respectively HT5019 the 7th, 8 pin. Thus complete current sampling.

The Metering socket that a kind of thing is networked it may be seen that implement to adopt components and parts, structure and copper-manganese is rationally selected and the method for layout due to the utility model, therefore can be integrated in compact structure, complete design of the present utility model by technique scheme.

Claims (2)

1. the networking intelligence socket of the thing based on HT5019 computation chip, comprise housing, it is characterized in that: in described housing, be separately installed with power panel (2), zero live wire sampling plate (3), wireless WiFi switchboard (1) and metering plate (4), and the public terminal stud (5) being simultaneously electrically connected with this power panel (2), zero live wire sampling plate (3), wireless WiFi switchboard (1) and metering plate (4).

2. as claimed in claim 1 based on the thing networking intelligence socket of HT5019 computation chip, it is characterized in that: wherein on zero live wire sampling plate (3), be provided with sampling circuit, this sampling circuit is made up of the copper-manganese sheet (6) linked together and zero line terminal stud (7), is connected with three sample lines on this copper-manganese sheet (6).