CN202113721U - Pulse type dust removing equipment control device - Google Patents
Pulse type dust removing equipment control device Download PDFInfo
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- CN202113721U CN202113721U CN 201120172198 CN201120172198U CN202113721U CN 202113721 U CN202113721 U CN 202113721U CN 201120172198 CN201120172198 CN 201120172198 CN 201120172198 U CN201120172198 U CN 201120172198U CN 202113721 U CN202113721 U CN 202113721U
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- 239000000428 dust Substances 0.000 title abstract description 16
- 238000006243 chemical reaction Methods 0.000 claims description 7
- 238000000034 method Methods 0.000 abstract description 6
- 238000000746 purification Methods 0.000 abstract description 3
- 239000004744 fabric Substances 0.000 description 10
- 230000008859 change Effects 0.000 description 4
- 238000005314 correlation function Methods 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000002123 temporal effect Effects 0.000 description 2
- 230000001960 triggered effect Effects 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005453 pelletization Methods 0.000 description 1
- 239000012716 precipitator Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 230000001839 systemic circulation Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model discloses a control device of pulse type dust removing equipment, wherein a controller comprises a power supply module, a control module, a pulse valve, a time setting module, a time signal acquisition module, a valve selection module and a pulse valve driving module; more than 1 pulse valve is provided, and each pulse valve is connected with a driving pulse signal output end of the control module through a pulse valve driving module; the time signal acquisition module acquires a set time signal of the time setting module and transmits the signal to the control module; the valve selection module comprises a multi-position selection switch, and each position of the multi-position selection switch outputs a selection state corresponding to one pulse valve; the valve selection module outputs a valve selection signal to the control module; and the control module drives the relevant pulse valve to start working through the pulse valve driving module according to the set time signal and the valve selection signal. The utility model discloses can participate in the pulse valve quantity of dust removal operation according to the adjustment to and adjust relevant stage time at the dust removal in-process, improve purification efficiency.
Description
Technical field
The utility model relates to and separates dedusting technology field, particularly a kind of pulsed cleaner control device.
Background technology
At present, dust pollution has become the serious problems of harm health of human body, is causing more and more that people pay attention to.The dust pelletizing system of industrial and mining enterprises is often used the fiber bag precipitator dedusting, and its operation principle is a negative pressure of utilizing blower fan to form, will contain dusty gas and suck deduster; After the cloth bag filtration, dust is trapped in outside the bag, and cleaned air passes then enters atmosphere through blower fan; When the dust of cloth bag surface loading increases, when reaching certain resistance, start the dedusting control device and send instruction and carry out dedusting; Break away from cloth bag thereby make, discharge after falling into ash bucket attached to the dust on the cloth bag.Wherein, the pulse jet dedusting method is a power with compressed air, utilizes pulse valve at the abrupt release compressed air stream, induces auxiliary air to inject filter bag.Filter bag is sharply expanded, rely on gas shock to make cloth bag shake and reach the dedusting purpose.The prior dedusting device generally can't suitably be adjusted the impulse electromagnetic valve of participating in dedusting according to removing dust quantity when dedusting, in system, be provided with a plurality of magnetic valves, and the Dust Capacity that need remove more after a little while, and the energy has been caused certain waste; If reduce the quantity of impulse electromagnetic valve, often do not reach the purpose of the dust on the even removing cloth bag again, purification efficiency is lower.
Summary of the invention
The utility model provides a kind of pulsed cleaner control device, and it can be adjusted at the impulse electromagnetic valve quantity of participating in dedusting work in the dedusting operation, and the work of control respective electrical magnet valve, improves purification efficiency.
For realizing above-mentioned purpose; The technical scheme that the utility model is taked is: a kind of pulsed cleaner control device; Comprise power module, control module, pulse valve, also comprise time set module, time signal acquisition module, valve selection module, pulse valve driver module; The quantity of pulse valve is more than 1, and each pulse valve is through the drive pulse signal output of 1 pulse valve driver module link control module; The setting-up time signal of time signal acquisition module acquisition time setting module, and the setting-up time signal exported in the control module; Valve selects module to comprise the multidigit selector switch, the selection mode of the corresponding pulse valve of each output of multidigit selector switch; Valve selects the output of module to select signal to export in the control module on valve; Control module is selected signal according to setting-up time signal and valve, to the pulse valve driver module that links to each other with selecteed pulse valve, and the output drive pulse signal.
In the utility model, the employing of power module chip LM2576T5.0 of the prior art converts DC24V into DC5V each module for power supply in being filtered into controller.
As a kind of improvement, said time set module comprises and starts delay adjustments part, conduction time setting section, power-off time setting section and expansion time setting section that the each several part output is the signal input part of connect hours signal acquisition module respectively.Concrete; The work schedule of pulse valve is for after starting time-delay; Valve carries out by energising, outage sequential repeatedly; From pulse valve for the first time when electric as the expansion time starting point, up to expansion time to or control signal when being low level pulse valve quit work, the time of interim each link all can be regulated through each setting module.
As a kind of improvement, said time signal acquisition module comprises D/A converter module; Startup delay adjustments in time set module part, conduction time setting section, power-off time setting section and expansion time setting section; Be respectively a potentiometer, the voltage output end of each potentiometer connects 1 input end of analog signal of analog-to-digital conversion module respectively; The digital signal output end link control module of analog-to-digital conversion module.Concrete, can be applicable to most of small-sized pulse dust collector controls for making the utility model, the adjustable range that starts delay time is 0～10s; The adjustable range of controlled pulse valve conduction time is 50～500ms; The adjustable range of controlled pulse valve power-off time is 2～25s; The adjustable range of expansion time is 0～90s.A time value in the equal corresponding respective settings scope of a voltage output value of the potentiometer of each setting section, control module is according to this time value output pulse drive signal.
Preferably, said valve is selected in the module, and each output of selector switch is connected with power supply behind series resistor respectively, and the signal output part of valve selection module is positioned on the tie point of each output and resistance of selector switch.Be the utility model through on the form of drawing reach selecting signal to transfer to the purpose in the control module; Avoid interference the signal misoperation simultaneously: 1 output that connects selector switch through the 5V dc source of power transfer module output through the resistance of 1 10K Ω; Ground connection then; Between resistance and selector switch, drawing valve selects signal to send into the valve selection signal input pin in the control module; If a certain position of selector switch is selected, then the signal of respective pins is a low level, otherwise then is high level.
Preferably, comprise 1 above relay in the said pulse valve driver module; The drive pulse signal output of control module connects relay coil through amplifier; The closing or opening of the disconnection of relay contact or closed control impuls valve.Concrete, relay is a high frequency relay, can guarantee in the life-span of high-frequency operation state lower device longer.
Preferably; Said control module is single-chip microcomputer uPSD3234; Also can adopt other ripe control chips of the prior art in addition; And combining corresponding software programs to satisfy the demand for control in the utility model, relevant software programs can combine the control method flow process of the utility model to write according to ripe software engineering in the prior art.Each pin that single-chip microcomputer is set according to correlation function is respectively time signal input pin, valve selection signal input pin, driving pulse output pin etc., and is connected with the correlation function module.
In general small-sized pulse dust removal equipment, 4 pulse valves of operated by rotary motion can satisfy system requirements, and are corresponding, and valve is selected in the module, and the multidigit selector switch is 4 selector switches.Dust Capacity on cloth bag more for a long time; Except making whole pulse valves participate in operations, conduction time that can also be through the chopped pulse valve with power-off time, prolong expansion time, the frequency of increase pulse valve work; And then the vibration frequency of increase cloth bag, the efficient of raising purifying and dedusting.
The beneficial effect of the utility model is: when using, can suitably control the pulse valve quantity of participating in dedusting work according to Dust Capacity, and the working time of pulse valve; Structure realizes easily, and passes through the pulse valve reliable operation under the control module control.The utility model has not only been practiced thrift the energy, and improved purifying and dedusting efficient, reduced to staff's injury with to the pollution of environment.
Description of drawings
Shown in Figure 1 is the utility model structural representation;
Shown in Figure 2 is the timing waveform of control signal and pulse valve;
Shown in Figure 3 is that valve is selected module circuit diagram in the utility model;
Shown in Figure 4 is the utility model main program flow chart;
Shown in Figure 5 is the utility model interrupt routine flow chart.
The specific embodiment
For the content that makes the utility model is more obviously understandable, further specify below in conjunction with the accompanying drawing and the specific embodiment.
In conjunction with shown in Figure 1, the utility model comprises power module, control module, pulse valve, time set module, time signal acquisition module, valve selection module and pulse valve driver module; Control module selects for use single-chip microcomputer to realize relevant control function; The pulse valve driver module comprises a plurality of relays; Each drive pulse signal output port of controller carries out signal through amplifier respectively and amplifies the coil that the back connects a relay, the conducting of each pulse valve or close all through the closed of 1 relay contact or break off and realizing; The setting-up time signal of time signal acquisition module acquisition time setting module, and signal outputed in the control module; Valve selects module to comprise the multidigit selector switch, the selection mode of the respectively corresponding pulse valve of each output of selector switch; Valve selects module to select signal to export in the control module on valve; Control module is selected signal according to setting-up time signal and valve, drives selecteed pulse valve through the pulse valve driver module and starts working.
In conjunction with shown in Figure 2, in the utility model, drive valve to closing between the valve in startup, the pulse valve process starts time-delay, expansion time-delay, and in the expansion time, controller is through getting of control relay coil energising or outage electric or that outage comes the control impuls valve.Wherein, each time in stage can be regulated through the time set module.
In conjunction with shown in Figure 3; Valve in the utility model selects module to adopt one 4 selector switch, selects the valve quantity of working simultaneously, and the figure place of selector switch is more than or equal to the sum of pulse valve; 4 pulse valves have been adopted in the utility model; Selector switch is selected one four toggle switch for use, selects break-make through a switch respectively between pin A0 and VCC, A1 and WP, A2 and SCL, GND and the SDA, and the VCCDC5V dc source connects through 4 10k resistance among the exclusion RP104 respectively selects signal output part VCC, WP, SCL, SDA; And then ground connection; With the corresponding selection signal of the selection mode of four valves S1, S2, S3, S4, draw from the selection signal output part of selector switch and the tie point between the resistance respectively, on the form of drawing avoided the interfering signal misoperation.
In conjunction with shown in Figure 4, the device of the utility model is after startup, and the controller single-chip microcomputer judges whether out that through the pulse detection to each drive pulse signal output pin valve finishes, and when detecting out the valve end, system is with valve closing; Variation for the each several part time set of time set module; System can gather behind the valve of each pass; And the magnitude of voltage information that collects calculated through analog-to-digital conversion and relevant treatment, obtain corresponding temporal information, in opening the valve interruption next time; Will be according to the temporal information after changing, control each several part timing; If the time does not change, then next time to open the each several part timing of valve in interrupting also constant.When not driving valve and interrupt being triggered, systemic circulation is split valve and whether is finished the detection whether (having or not valve opening signal), setting-up time change.
In conjunction with shown in Figure 5, the interrupt routine of the utility model, is triggered through starting the corresponding button or switch when needs are driven valve by the staff.After getting into interrupt routine; Controller is according to delay time, conduction time, power-off time and the expansion time of the last time detected time set information Control pulse valve; The corresponding time is through realizing that regularly the energising of pulse valve and outage circulate and carry out in expansion time; When expansion time to or when stop signal was arranged, this was driven valve and promptly stops, and no longer can detect pulse signal on each drive pulse signal output pin on the corresponding single-chip microcomputer, does not also promptly have the state of valve opening signal.
To sum up embodiment is said, and the existing special application examples combination controlling method based on the utility model device of lifting further specifies.
In this example, the quantity of the pulse valve that selection is worked simultaneously is 2, starts time-delay 5s, pulse valve 320ms conduction time, power-off time 11.2s in the work schedule, expansion time 72s.Linear output relation according to potentiometer; The linear relationship of magnitude of voltage and time can be provided with as required, should use-case in promptly, corresponding above-mentioned each time value; The output voltage of each potentiometer is adjusted to 2.5V, 3V, 2V, 4V; 4 analog input channels of the analog-to-digital conversion module in the difference time of delivery (TOD) signal acquisition module, the resolution ratio that wherein starts delay time is 39ms, the resolution ratio of conduction time is 2ms; The resolution ratio of power-off time is 90ms; The resolution ratio of expansion time is 350ms, and after each ALT-CH alternate channel converted the magnitude of voltage that collects to digital quantity signal, the singlechip controller in the control module just can be judged the size of the set time numerical value of each passage counterpart.
When the start-up control signal arrives, start time-delay 5s, 2 corresponding pulse drive signal outputs begin to send out pulse on the singlechip controller, and the pulse period is 11.52s, starts the expansion time-delay simultaneously; Before the expansion time-delay finished, when stop control signal arrived, the pulse drive signal output stopped to send out pulse; Even perhaps processor does not receive stop control signal; Pulse driving signal output part stops to send out a pulse when expansion time finishes; According to calculating; Sent altogether this moment 7 (
;
) electric impulse signal, corresponding cloth bag has shaken 7 times.Also can change the vibration frequency of cloth bag as required through the time set of adjustment each several part, improve purifying and dedusting efficient.
The case of practical implementation described in the utility model is merely the preferable case study on implementation of the utility model, is not the practical range that is used for limiting the utility model.Be that all equivalences of doing according to the content of the utility model claim change and modification, all should be as the technological category of the utility model.
Claims (7)
1. a pulsed cleaner control device comprises power module, control module, pulse valve, it is characterized in that, also comprises time set module, time signal acquisition module, valve selection module, pulse valve driver module; The quantity of pulse valve is more than 1, and each pulse valve passes through 1 drive pulse signal output of pulsed drive module link control module respectively; The setting-up time signal of time signal acquisition module acquisition time setting module, and the setting-up time signal exported in the control module; Valve selects module to comprise the multidigit selector switch, the selection mode of the corresponding pulse valve of each output of multidigit selector switch; Valve selects module to select signal to export in the control module on valve; Control module is selected signal according to setting-up time signal and valve, to the pulse valve driver module that links to each other with selecteed pulse valve, and the output drive pulse signal.
2. pulsed cleaner control device according to claim 1; It is characterized in that; Said time set module comprises and starts delay adjustments part, conduction time setting section, power-off time setting section and expansion time setting section that the each several part output is the signal input part of connect hours signal acquisition module respectively.
3. pulsed cleaner control device according to claim 2 is characterized in that said time signal acquisition module comprises analog-to-digital conversion module; Startup delay adjustments in time set module part, conduction time setting section, power-off time setting section and expansion time setting section; Be respectively a potentiometer, the voltage output end of each potentiometer connects 1 input end of analog signal of analog-to-digital conversion module respectively; The digital signal output end link control module of analog-to-digital conversion module.
4. pulsed cleaner control device according to claim 1 is characterized in that, said valve is selected in the module, and each output of selector switch is connected with power supply behind the series resistor respectively; Valve selects the signal output part of module to be positioned on the tie point of each output and resistance of selector switch.
5. pulsed cleaner control device according to claim 1 is characterized in that, comprises 1 above relay in the said pulse valve driver module; The drive pulse signal output of control module connects relay coil through amplifier; The closing or opening of the disconnection of relay contact or closed control impuls valve.
6. pulsed cleaner control device according to claim 1 is characterized in that said control module is single-chip microcomputer uPSD3234.
7. pulsed cleaner control device according to claim 1 is characterized in that the quantity of said pulse valve is 4; Valve is selected in the module, and the multidigit selector switch is 4 selector switches.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120172198 CN202113721U (en) | 2011-05-26 | 2011-05-26 | Pulse type dust removing equipment control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120172198 CN202113721U (en) | 2011-05-26 | 2011-05-26 | Pulse type dust removing equipment control device |
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| Publication Number | Publication Date |
|---|---|
| CN202113721U true CN202113721U (en) | 2012-01-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201120172198 Expired - Fee Related CN202113721U (en) | 2011-05-26 | 2011-05-26 | Pulse type dust removing equipment control device |
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| CN (1) | CN202113721U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102225284A (en) * | 2011-05-26 | 2011-10-26 | 南京信息职业技术学院 | Pulse type dust removing equipment control device |
| CN107952297A (en) * | 2017-11-27 | 2018-04-24 | 河南潜合自动化科技有限公司 | A kind of Environmental-protecting dust-removing control method |
-
2011
- 2011-05-26 CN CN 201120172198 patent/CN202113721U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102225284A (en) * | 2011-05-26 | 2011-10-26 | 南京信息职业技术学院 | Pulse type dust removing equipment control device |
| CN102225284B (en) * | 2011-05-26 | 2013-04-17 | 南京信息职业技术学院 | Pulse type dust removing equipment control device |
| CN107952297A (en) * | 2017-11-27 | 2018-04-24 | 河南潜合自动化科技有限公司 | A kind of Environmental-protecting dust-removing control method |
| CN107952297B (en) * | 2017-11-27 | 2020-08-18 | 河南潜合自动化科技有限公司 | Environment-friendly dust removal control method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120118 Termination date: 20150526 |
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| EXPY | Termination of patent right or utility model |