CN202120068U

CN202120068U - Waveform controller suitable for ultrasonic pulse antiscale device

Info

Publication number: CN202120068U
Application number: CN2011201948145U
Authority: CN
Inventors: 王士波; 赵佳更
Original assignee: ANSHAN AOLIHUA TECHNOLOGY Co Ltd
Current assignee: ANSHAN AOLIHUA TECHNOLOGY Co Ltd
Priority date: 2011-06-10
Filing date: 2011-06-10
Publication date: 2012-01-18
Anticipated expiration: 2021-06-10

Abstract

The present utility model relates to the ultrasonic antiscale device control technology field, especially to a waveform controller suitable for an ultrasonic pulse antiscale device. The controller is composed of a one-chip microcomputer; a power supply, a liquid crystal display, a keyboard, and a 485 bus communication circuit which are respectively connected with the one-chip microcomputer, and a 485 bus connected with the 485 bus communication circuit, wherein the 485 bus is connected with the ultrasonic antiscale device. An STC12C5616AD one-chip microcomputer is adopted, an SO12864FPD display is adopted, and RSM 485 chips driven and isolated by the integrated 485 bus as a whole are adopted in the 485 bus communication circuit. By adopting the controller, the waveform parameters and the installation time of a pulse generator can be set and checked, and the using time of the novel ultrasonic antiscale device can be inspected. As the 485 bus communication circuit and the 485 bus are adopted, the structure is simplified, and the performance of the waveform controller is increased.

Description

Be applicable to the waveshape monitor of ultrasonic pulse scale prevention device

Technical field

The utility model relates to ultrasound wave descaling device control technology field, particularly relates to the waveshape monitor that is applicable to the ultrasonic pulse scale prevention device.

Background technology

It with water the easy scale formation such as heat-exchange apparatus or pipeline of medium.The best approach of struggling with incrustation scale is to prevent that incrustation scale from forming.Adopting ultrasound wave to carry out scale inhibition and scale removal, is a kind of rapidly efficient, economic technology of development in recent years.

Chinese patent ZL200620090009.7 discloses a kind of " from the antiscale boiler ", and its principle of work is that the current impulse that changes is outputed to transducer, and transducer is converted into ultrasound wave with the current impulse that changes, and acts on load, reaches the purpose of scale removal.And in the anti-scale removal device of the ultrasonic pulse of Chinese patent " ZL2009 2 0012362.7 ", multi-functional embedding control panel is that its " from antiscale boiler " provides the basis pulses waveform.Particularly along with development of electronic technology, more perfect IGBT is that the application technology of power component is day by day ripe.With IGBT is the ultrasonic antiscaling device of power device, with its good frequency characteristic, highly reliable protective capability, more is applicable to the industry that needs ultrasound wave descaling.The principle of work of the ultrasonic apparatus for eliminating sludge of IGBT is: pulse producer output pulse waveform → ultrasonic apparatus for eliminating sludge motherboard is enlarged into heavy current pulse → transducer with pulse waveform electric current is converted into ultrasound wave.

Pulse producer need of work " pulsewidth ", " dominant frequency ", " cycle " these three parameters of pulse waveform are provided for this kind ultrasonic antiscaling device.Simultaneously, also need in pulse producer, store the set-up time, the record service time.But also there is not a kind of device to can be used for adjusting and checking set-up time, the service time of checking of running parameter, inquiry and the adjustment waveshape monitor of pulse producer at present.

Summary of the invention

The purpose of the utility model provides a kind of waveshape monitor that is applicable to the ultrasonic pulse scale prevention device; Being matched in the ultrasonic pulse scale prevention device uses; Can adjust and check the waveform parameter and the set-up time of pulse producer, and the service time that can check novel ultrasonic antiscaling device.

The purpose of the utility model realizes through following technical proposals.

The waveshape monitor that is applicable to the ultrasonic antiscaling device of the utility model; It is characterized in that by single-chip microcomputer; The power supply, LCD, keyboard, the 485 bus communication circuit that are connected of single-chip microcomputer therewith respectively; 485 buses that are connected of 485 bus communication circuit are formed therewith, and this 485 bus is connected with the ultrasonic antiscaling device.

Described single-chip microcomputer adopts the STC12C5616AD single-chip microcomputer that is provided with the active crystal oscillator of 24M, and described LCD adopts the SO12864FPD display, and described 485 bus communication circuit use integrated 485 bus driver, are isolated into the RSM485 chip of one.

Described power supply is connected with the battery of 9V, and it is system's power supply that this power supply adopts 78L05 to be depressurized to 5V.

The utility model single-chip microcomputer as main control chip, prepackage has primary control program in it, through this program, adjust and check pulse producer running parameter, check and adjust set-up time, the service time of checking of waveshape monitor.LCD and keyboard are the man-machine conversation parts.485 bus communication circuit have used integrated 485 bus driver, have been isolated into the RSM485 chip of one.Between 485 buses and microcontroller serial port, change.The 5V level that single-chip microcomputer is sent is converted into 485 bus level, and the data that serial ports is sent out are sent to bus, and the data on the bus are transferred to other nodes, accomplishes communication.

The principle of work of the utility model is: LCD and keyboard form a menu through single-chip microcomputer, make operating personnel that the running parameter of pulse producer, for example dominant frequency, pulsewidth, cycle can be set in menu.

Single-chip microcomputer is when the order that receives keyboard; Upgrade menu according to different operating; Preserve order and parameter that the user of service is intended to set; When pressing " transmission " key the user of service, single-chip microcomputer is adjusted the user on menu supplemental characteristic: " dominant frequency ", " pulsewidth ", " cycle ", " set-up time " send to the RSM485 chip through serial ports, and the RSM485 chip sends to 485 buses after the 5V level is converted into 485 level.Be connected after pulse producer in 485 buses receives these data, return and comprise the affirmation information of upgrading the back parameter and change the pulse waveform that produces according to these data.Reach the purpose of adjustment parameter.The user of service presses " transmission " key; Waveshape monitor sends to pulse producer with viewing command; Pulse producer can return " dominant frequency ", " pulsewidth ", " cycle ", " set-up time ", " working time " according to order, reaches the purpose of checking parameter.

The beneficial effect of the utility model is:

1) can adjust and check the waveform parameter and the set-up time of pulse producer, and the service time that can check novel ultrasonic antiscaling device;

2) owing to adopted 485 bus communication circuit and 485 buses, simplify the structure, improved the performance of waveshape monitor.

Description of drawings

Fig. 1 is the structured flowchart of the utility model.

Embodiment

Specify the embodiment of the utility model below in conjunction with accompanying drawing.

As shown in Figure 1; The waveshape monitor that is applicable to the ultrasonic antiscaling device of the utility model; It is characterized in that by single-chip microcomputer; The power supply, LCD, keyboard, the 485 bus communication circuit that are connected of single-chip microcomputer therewith respectively, 485 buses that are connected of 485 bus communication circuit are formed therewith, and this 485 bus is connected with the ultrasonic antiscaling device.

Described single-chip microcomputer adopts the STC12C5616AD single-chip microcomputer of the active crystal oscillator of 24M.

Described LCD adopts the SO12864FPD display.

Described 485 bus communication circuit use integrated 485 bus driver, are isolated into the RSM485 chip of one.

Described power supply is connected with the battery of 9V, and this power supply adopts 78L05 voltage stabilizing output.Adopt the powered battery of 9V, through supplying power to system after the 78L05 step-down.

The SO12864FPD display cooperates keyboard to provide one can adjust and check the pulse generator parameters menu of (dominant frequency, pulsewidth, cycle, set-up time, service time) for the user.

485 bus communication circuit have used integrated 485 bus driver, have been isolated into the RSM485 chip of one.Between 485 buses and microcontroller serial port, change.The 5V level that single-chip microcomputer is sent is converted into 485 bus level, and the data that serial ports is sent out are sent to 485 buses, and the data on 485 buses are transferred to other nodes, accomplishes communication.In 485 common designs, need to adopt devices such as a slice power isolation module and 3 road optocouplers, RS-485 transceiver could realize the RS-485 circuit that band is isolated.And the RSM485 chip integrated isolated from power, electrical isolation, RS-485, the primary characteristic of compatible RS-485 comprises the control pin, sends pin and receives pin; Adopt dosing technology; Isolation voltage is up to 2500V DC, and electromagnetic radiation EME is extremely low, and the anti-interference EMI property of electromagnetism is high.The use simplified structure of RSM485 chip also makes system more reliable and more stable.

Claims

1. waveshape monitor that is applicable to the ultrasonic pulse scale prevention device; It is characterized in that by single-chip microcomputer; The power supply, LCD, keyboard, the 485 bus communication circuit that are connected of single-chip microcomputer therewith respectively; 485 buses that are connected of 485 bus communication circuit are formed therewith, and this 485 bus is connected with the ultrasonic antiscaling device.

2. the waveshape monitor that is applicable to the ultrasonic pulse scale prevention device according to claim 1; It is characterized in that described single-chip microcomputer adopts the STC12C5616AD single-chip microcomputer; Described LCD adopts the SO12864FPD display, and described 485 bus communication circuit use integrated 485 bus driver, are isolated into the RSM485 chip of one.

3. the waveshape monitor that is applicable to the ultrasonic pulse scale prevention device according to claim 1 is characterized in that described power supply is connected with the battery of 9V, and this power supply adopts the 78L05 step-down transformer.