CN201909969U

CN201909969U - Remote control used in vacuum circuit breaker

Info

Publication number: CN201909969U
Application number: CN2010206003782U
Authority: CN
Inventors: 徐建源; 戴军; 王益涛
Original assignee: BEIJING INTELLIGENT DISTRIBUTION AUTOMATION EQUIPMENT Co Ltd
Current assignee: BEIJING INTELLIGENT DISTRIBUTION AUTOMATION EQUIPMENT Co Ltd
Priority date: 2010-11-10
Filing date: 2010-11-10
Publication date: 2011-07-27
Anticipated expiration: 2020-11-10

Abstract

The utility model disclose a remote control used in a vacuum circuit breaker. The remote control comprises a transmitting control module, a key module and a liquid crystal display (LCD) module, wherein the LCD module is used for displaying the output of the remote control. The key module is connected with the LCD module by a single chip, the single chip is connected with the transmitting control module by an address output module, and a first power source and a second power source respectively supply power for the single chip and the transmitting control module. The remote control can realize wireless remote control for the circuit breaker within 100m, is convenient to use and has high safety, and one remote control can operate a plurality of circuit breakers.

Description

A kind of telepilot that is used for vacuum circuit breaker

Technical field

The utility model relates to a kind of telepilot, what be specifically related to is a kind of telepilot that is used for vacuum circuit breaker.

Background technology

Common in the market Digiplex is mainly used in aspects such as automotive theft proof system, household theftproof system and remote-control toy, and these application are simple, practical, cost is low.But for needing distance more than 100 meters in some engineerings, when controlling or setting some data, and require a telepilot to more than 12 even up to a hundred equipment the time, above-mentioned telepilot is just inconvenient to operating personnel, and system performance is stable inadequately.

The utility model content

At the deficiency that exists on the prior art, the utility model purpose is to be to provide a kind of straight line 100m that can realize can operate the telepilot that is used for vacuum circuit breaker of many isolating switchs with interior wireless remote control to isolating switch, easy to use, safe and telepilot.

To achieve these goals, the utility model is to realize by the following technical solutions:

The utility model comprises the LCD MODULE of emission control module, key-press module and display remote controller output, key-press module is connected with LCD MODULE by single-chip microcomputer, single-chip microcomputer is connected with the emission control module by the address output module, and single-chip microcomputer and emission control module are powered by first power supply and second source respectively.

Above-mentioned emission control module comprises coding chip and the transmitter module that links to each other with coding chip, and transmitter module is connected with radiating circuit.

Above-mentioned address output module comprises optocoupler and is coupled the resistance that connects with photoelectricity.The output of Single Chip Microcomputer (SCM) system address partly has different operating voltage with the telepilot emission control.

The first above-mentioned power supply is a lithium battery, and described second source is a silver oxide cell.Electric power loop by two independently power supply form, do not disturb mutually.

That above-mentioned single-chip microcomputer adopts is MSP430F413.Can satisfy the utility model low-power consumption, small size, requirements such as liquid crystal display and button addressing.

That above-mentioned display module adopts is 3 LCD EDS812A of low-power consumption.Utilize the MSP430F413 singlechip to have the display interface that liquid crystal drive LCD96 section is finished system.

It is microprocessor that the utility model adopts the super low power consuming single chip processor MSP430F413 of TI company, are furnished with 3 LCD EDS812A of low-power consumption, total system adopts lithium battery and high energy silver oxide cell as power supply, have that power consumption is few, volume is little, in light weight, be easy to programme and the advantage of long service life etc., it is safe and reliable in addition, be easy to carry, make things convenient for the actual employing of other similar engineering, transplantability is strong.

Description of drawings

Describe the utility model in detail below in conjunction with the drawings and specific embodiments;

Fig. 1 is a module diagram of the present utility model;

Fig. 2 is the utility model interface microcontroller circuit theory diagrams;

Fig. 3 is the utility model radiating circuit schematic diagram;

Embodiment

For technological means, creation characteristic that the utility model is realized, reach purpose and effect is easy to understand, below in conjunction with embodiment, further set forth the utility model.

Referring to Fig. 1, the utility model comprises the LCD MODULE of emission control module, key-press module and display remote controller output, key-press module is connected with LCD MODULE by single-chip microcomputer, single-chip microcomputer is connected with the emission control module by the address output module, and transmitter module is connected with radiating circuit.Employing single-chip microcomputer coding, the signal of while key-press module is transformed into content corresponding by single-chip microcomputer and is presented on the display screen.

Referring to Fig. 2, it is microprocessor that the utility model adopts the super low power consuming single chip processor MSP430F413 of TI company, owing to consider that the utility model has low-power consumption, small size, requirements such as liquid crystal display and button addressing, so selected MSP430F413 type singlechip chip for use, all shown in on-line system design, exploitation debugging and the practical application and the unusual remarkable advantages of other single-chip microcomputer.

The emission control module is a core with coding chip PT2262, is that 9912 transmitter modules are connected with model, can remote control distance be more than 100 meters.This coding chip PT2262 uses 8 bit address to set pin (A0-A8), selects to connect positive supply, ground connection two states, and combination can provide 256 address codes.PT2262 uses 4 (D0-D3) data terminal pins, and the address code of setting and numeric data code are exported from 17 pin serials, can be used for wireless remote control radiating circuit (referring to Fig. 3).The positive signal pins of transmitter module 9912 and J6 terminal corresponding (GND is the 12V earth terminal) among Fig. 3.

That LCD MODULE adopts is 3 LCD EDS812A of standard segmentation low-power consumption of Xi'an Xin Min Electronics Co., Ltd., 23 section outputs and 1 common port output are arranged, utilize the MSP430F413 singlechip to have the display interface that liquid crystal drive LCD96 section is finished system, therefore adopt the direct wiring of static drive method, simple and reliable, be easy to programming, wherein the essential ground connection of the R30 pin of MSP430F413.

The address output module is made up of two very high optocoupler TLP627-4 of transfer ratio and corresponding resistor thereof.Because emission control operating voltage partly is in 4～15V scope, export the Single Chip Microcomputer (SCM) system address partly has different operating voltage with the telepilot emission control, works accurately and reliably so isolation of employing photoelectricity and level conversion make to control and be provided with partly.

Single-chip microcomputer of the present utility model and emission control module are powered by first power supply and second source respectively, and first power supply adopts a joint lithium battery CR2032 (capacity 210mAh, voltage 3.0V, diameter 20mm, height 3.2mm) power supply.Second source adopts two joint high energy silver oxide cell 476A (capacity 165mAh, voltage 6.0V, diameter 13mm, height 25.2mm) series-feds.Electric power loop of the present utility model by two independently power supply form, do not disturb mutually.During the current work of whole telepilot less than 1mA, when not working less than 3uA.When single chip part does not have key operation, but the powered-down switch or after 20 minutes system be in low-power consumption mode 3 automatically, can save energy like this; Telepilot part power supply when no key operation, consumed power not.So the electric power loop of system design can reach little power consumption, index economical and practical, stable and reliable for performance.

The accept module corresponding with the emission control module is to be the receiver module SB-JS1 of core with decoding chip PT2272.This receiver module has seven exits, be respectively VCC, GND, D1, D2, D3, D4 and VT, wherein the VT end is the effective output terminal of decoding, D1D4 is that four figures is according to latching output terminal, can export the high level about 4V, drive current 2mA, corresponding with four keys of S1, S2, S3, S4 on the transmitter.Receiver module adopts the manufacturing of SMD paster technique to produce, and is the superregenrative reception mode, and it includes amplifies shaping and decoding circuit, extremely easy to use.

Key-press module has 8 buttons: a start key, a closing key, a key letter, an emission key and four function keys, four function keys are respectively A key, B key, C key and D key, finish specific feature operation jointly,, when having key to press, reduce system power dissipation as far as possible for to the low power dissipation design requirement.Enter holding state after several seconds by the start key, by MSP430F413 type single-chip microcomputer, 3 LCD EDS812A display devices number and numbering at this moment can be by the A keys, and the numbering of equipment just adds 1; Press the B key, the numbering of equipment just subtracts 1; Press the C key, the numbering of equipment just adds 10; Numbering by the D button apparatus just subtracts 10; Device numbering is 1 to 255 round-robin, exceeds to become 1 automatically, just subtracts since 255 when subtracting inadequately.The long key letter of pressing enters the encoding setting state under the holding state, and four codings have a highlighted demonstration, press C key or D key, can move the bits of coded that to revise, press A key or B key, can change the value of present encoding, if can preserve encoded radio by key letter again, data can be preserved.

Holding state is pressed any key once down, the voltage signal that the telepilot single-chip microcomputer receives the key-press module triggering will transfer duty to from holding state, single-chip microcomputer sends signal to LCD simultaneously, display screen is lighted and is entered duty, if need carry out action to an isolating switch on the circuit, then press earlier key letter, this moment, demonstration place of telepilot coding showed the isolating switch coding of having deposited, press the A key then, the B key, C key or D key can be selected an isolating switch coding, press emission key then, behind the single-chip microcomputer scanning key-press module, according to the coded signal locking isolating switch numbering of key-press module input pin input, single-chip microcomputer sends idsplay order according to the coding of storage to LCD, the isolating switch of code displaying correspondence numbering on screen, operating personnel confirm under the correct situation at the scene, press earlier the C key, A key, breaker closing are pressed in the back; Press earlier the D key, B key, breaker open operation are pressed in the back.If no key is pressed about 20 minutes, then make the MSP430 single-chip microcomputer enter low-power consumption mode 3; If restart to be provided with address and output when having any key to press.PT2262 of the present utility model and PT2272 are special-purpose volumes of low-power consumption low price that a pair of COMS technology of Taiwan Pu Cheng company production is made, decoding chip, oscillation frequency is regulated by an outer meeting resistance, coded signal that coding chip PT2262 sends is by address code, numeric data code, synchronous code is formed a complete code word, after decoding chip PT2272 receives signal, after its address code is relatively checked through twice, the VT pin is just exported high level, meanwhile corresponding data pin is also exported high level, if transmitting terminal presses ﹠ hold always, coding chip also can be launched continuously.When transmitter module did not have key to press, PT2262 disconnected power supply, and its 17 pin is a low level, so the high frequency transmission circuit of 315MHz is not worked; When button was pressed, PT2262 got electric work, and its 17th pin is exported modulated serial data signal, when 17 pins are the high frequency transmission circuit starting of oscillation of 315MHz between high period and launch the constant amplitude high-frequency signal; The high frequency transmission circuit failure of oscillations of 315MHz during 17 pins are for low putting down, so high frequency transmission circuit is received the digital signal of controlling in the output of 17 pins of PT2262 fully, to be equivalent to degree of modulation be 100% amplitude modulation thereby high-frequency circuit is finished amplitude keying (ASK modulation).The 18th pin of coding chip PT2262 and decoding chip PT2272 is an address setting, can select unsettled, connect positive supply, three kinds of states of ground connection, 38 powers are 6561, so the geocoding nonrepeatability is 6561 groups, have only the geocoding of PT2262 and PT2272 identical, could match use.Manufacturer is for the ease of management, and all selection is unsettled for the eight bit address coding sides of PT2262 and PT2272 when dispatching from the factory, if the user wants to change geocoding, as long as be provided with 18 pins of PT2262 and PT2272 identical.This telepilot that is used for vacuum circuit breaker utilizes the P6 mouth output high-low level of MSP430F413, link to each other with the address setting pin of PT2262 through optocoupler, write the address by single-chip microcomputer, whenever finish once to be provided with unique address output is all arranged, corresponding PT2272 address setting pin also should be set to corresponding high-low level, at this moment the function key of remote controller, the equipment that then contains this PT2272 has corresponding action, and other equipment that contains PT2272 is failure to actuate.So just guaranteed function accurately and reliably.

More than show and described ultimate principle of the present utility model and principal character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; that describes in the foregoing description and the instructions just illustrates principle of the present utility model; under the prerequisite that does not break away from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall in claimed the utility model scope.The claimed scope of the utility model is defined by appending claims and equivalent thereof.

Claims

1. telepilot that is used for vacuum circuit breaker, it is characterized in that, the LCD MODULE that comprises emission control module, key-press module and display remote controller output, described key-press module is connected with LCD MODULE by single-chip microcomputer, described single-chip microcomputer is connected with the emission control module by the address output module, and described single-chip microcomputer and emission control module are powered by first power supply and second source respectively.

2. the telepilot that is used for vacuum circuit breaker according to claim 1 is characterized in that, described emission control module comprises coding chip and the transmitter module that links to each other with coding chip, and described transmitter module is connected with radiating circuit.

3. the telepilot that is used for vacuum circuit breaker according to claim 1 is characterized in that, described address output module comprises optocoupler and is coupled the resistance that connects with photoelectricity.

4. according to any described telepilot that is used for vacuum circuit breaker of claim 1 to 3, it is characterized in that described first power supply is a lithium battery, described second source is a silver oxide cell.

5. according to any described telepilot that is used for vacuum circuit breaker of claim 1 to 3, it is characterized in that that described single-chip microcomputer adopts is MSP430F413.

6. according to any described telepilot that is used for vacuum circuit breaker of claim 1 to 3, it is characterized in that that described display module adopts is 3 LCD EDS812A of low-power consumption.