CN105020125A - Automatic drainage control system of air compressor - Google Patents
Automatic drainage control system of air compressor Download PDFInfo
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- CN105020125A CN105020125A CN201510363266.7A CN201510363266A CN105020125A CN 105020125 A CN105020125 A CN 105020125A CN 201510363266 A CN201510363266 A CN 201510363266A CN 105020125 A CN105020125 A CN 105020125A
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- air compressor
- water level
- drain valve
- level sensor
- circuit
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Abstract
The invention discloses an automatic drainage control system of an air compressor. The system comprises a drainer, a drain valve, a water level sensor and a controller, wherein a drain pool is arranged in the drainer and used for storing condensate; the drain valve is arranged on a drain pipeline of the drain pool, and is used for opening/closing the drain pipeline of the drain pool; the water level sensor is used for sensing a water level of the condensate in the drain pool; when the water level value sensed by the water level sensor and received by the controller is greater than a preset high sensing value of the water level sensor, the controller controls the opening of the drain valve to drain out the condensate in the drain pool; and when the water level value sensed by the water level sensor and received by the controller is smaller than a preset low sensing value of the water level sensor, the drain valve is closed. The system has the beneficial effects of accurate water level measurement, capability of recording the drain times, no loss of compressed air, saving of much energy, full-automatic operation, fault warning, simple operation of a control interface, saving of both labor and time, improvement of the working efficiency of the air compressor and prolonging of the service life.
Description
Technical field
The present invention relates to a kind of air compressor Auto-drainage control system.
Background technique
Containing moisture in the middle of everyday air, after air compressor compression, these moisture just condense in gas holder, pipe network, accumulate over a long period and can occupy larger volume in gas holder, pipe network, thus original volume of gas holder is diminished, cause air compressor frequent starting.Moreover the working life of air compressor and follow-up pneumatic equipment also can be had a strong impact on containing more juicy pressurized air, so user must regularly open drain valve draining, and weather is moister, the number of times of draining is more frequent, so present air compressor draining has started from manually developing to Auto-drainage.On Vehicles Collected from Market air compressor and pipe network drainage pattern be substantially manually, electronic type regular discharge, the shortcoming of manual emission is clearly: cannot know that the condensed fluid in pipe network is how many, constantly open Valved discharge, once forget, just may cause serious loss, this mode is taken artificial, time-consuming, and dangerous; Another kind of electronic timing hydathode is the time setting pass, valve opening door, and timing is opened, throttle down, and it cannot predict in pipe network whether there is condensed fluid, so, a large amount of compressed-air actuated wastes can be produced.
Summary of the invention
The object of this invention is to provide a kind of air compressor Auto-drainage control system, adopt single-chip microcomputer connection control circuit to control each electrical apparatus element in the present invention, level measuring is accurate, and can water discharging number be recorded, there is water just can discharge, some pressurized air can not be discharged, on control inerface, adopt three Digital sum pipe displays, toggle switch can coordinate the optimum configurations realized drainage system with button, intelligent set high water level, low water level, high water level retard time, low water level retard time, the running parameters such as maximum water discharge time, save manpower and time, improve air compressor working efficiency.
Technological scheme provided by the invention is:
Air compressor Auto-drainage control system, comprising:
Hydathode, is provided with blowoff basin in it, for depositing condensed fluid;
Drain valve, it is arranged on the discharge pipe line of described blowoff basin, for the discharge pipe line of blowoff basin described in On/Off;
Level sensor, it is electrode spring, is arranged in described blowoff basin, for sensing the water level of condensed fluid in described blowoff basin;
Controller, it comprises single-chip microcomputer and control circuit, be electrically connected with described drain valve and level sensor, preset high-order sensed values and the low level sensed values of described level sensor in the controller, the water level value receiving described level sensor sensing when described controller is greater than the high-order sensed values of default level sensor, then described controller controls the unlatching of described drain valve, discharge the condensed fluid in described blowoff basin, the water level value receiving described level sensor sensing when described controller is less than the low level sensed values of described default level sensor, then close described drain valve.
Preferably, described air compressor Auto-drainage control system, also comprises relay and numeric keyboard.
Preferably, in described air compressor Auto-drainage control system, described control circuit comprises drain valve drive circuit, capacitive tank circuit, relay drive circuit and keyboard-display circuit, described drain valve drive circuit is connected with described drain valve, on-off model is transmitted to drain valve, described capacitive tank circuit is connected with electrode spring, receive the capacitance change signal of described electrode spring, described relay drive circuit is connected with described relay, to described relay transmit button amount signal, described keyboard-display circuit is connected with described numeric keyboard, receive the control signal that described numeric keyboard sends.
Preferably, described air compressor Auto-drainage control system, also comprises numeral method device, and it adopts small-sized three Digital sum pipes, and Show Color is green, red and yellow.
Preferably, in described air compressor Auto-drainage control system, described control circuit also comprises dial-up circuit, and it is connected with described single-chip microcomputer, and receiving key amount control signal controls toggle switch.
Preferably, in described air compressor Auto-drainage control system, described single-chip microcomputer comprises central processing unit (CPU), described central processing unit (CPU) is connected with described drain valve drive circuit, pass transmit button amount control signal, described central processing unit (CPU) is connected with capacitive tank circuit, receive the frequency variation signal measuring capacitive tank circuit, described central processing unit (CPU) is connected with relay drive circuit, transmit button amount control signal, described central processing unit (CPU) is connected with keyboard-display circuit, sends keyboard display control signal;
Preferably, in described air compressor Auto-drainage control system, described single-chip microcomputer also comprises communication interface, and interface adopts non-isolation type RS485 interface, and communication interface programming acquiescence adopts MOSBUS communication protocol.
Preferably, in described air compressor Auto-drainage control system, the oscillation frequency of described capacitive tank circuit is 500 ~ 2000KHZ.
Preferably, in described air compressor Auto-drainage control system, described single-chip microcomputer is STC15XX series monolithic, and frequency of okperation is 10 ~ 35MHZ.
The invention has the beneficial effects as follows and adopt single-chip microcomputer connection control circuit to control each electrical apparatus element, level measuring is accurate, water is had just to arrange, anhydrously not arrange, and can water discharging number be recorded, without any losses of compressed air, save mass energy, full-automatic operation, malfunction alarm, on control inerface, adopt three Digital sum pipe displays, toggle switch can coordinate the optimum configurations realized drainage system with button, intelligent set high water level, low water level, high water level retard time, low water level retard time, the running parameters such as maximum water discharge time, control inerface is simple to operate, save manpower and time, improve air compressor working efficiency and working life.
Accompanying drawing explanation
Fig. 1 is control circuit annexation figure in controller of the present invention;
Embodiment
Below in conjunction with accompanying drawing, the present invention is described in further detail, can implement according to this with reference to specification word to make those skilled in the art.
Composition graphs 1, air compressor Auto-drainage control system, comprising:
Hydathode, is provided with blowoff basin in it, for depositing condensed fluid, drain valve, it is arranged on the discharge pipe line of described blowoff basin, for the discharge pipe line of blowoff basin described in On/Off, level sensor, it is electrode spring, is arranged in described blowoff basin, for sensing the water level of condensed fluid in described blowoff basin, controller, it comprises single-chip microcomputer and control circuit, be electrically connected with described drain valve and level sensor, preset high-order sensed values and the low level sensed values of described level sensor in the controller, the water level value receiving described level sensor sensing when described controller is greater than the high-order sensed values of default level sensor, then described controller controls the unlatching of described drain valve, discharge the condensed fluid in described blowoff basin, the water level value receiving described level sensor sensing when described controller is less than the low level sensed values of described default level sensor, then close described drain valve.
Wherein, electrical apparatus element are drain valve, electrode spring, relay, numeric keyboard and numeral method device, and wherein electrode spring adopts stainless steel to be formed by helically coiling, and numeral method device, adopts small-sized three Digital sum pipes, and Show Color is green, red and yellow, control circuit, it comprises drain valve drive circuit, capacitive tank circuit, relay drive circuit and keyboard-display circuit, drain valve drive circuit is connected with drain valve, on-off model is transmitted to drain valve, capacitive tank circuit is connected with electrode spring, the capacitance change signal of collecting electrode spring, the oscillation frequency of capacitive tank circuit is 500 ~ 2000KHZ, relay drive circuit is connected with relay, to relay transmit button amount signal, keyboard-display circuit is connected with numeric keyboard, receive the control signal that numeric keyboard sends, also comprise dial-up circuit, be connected with single-chip microcomputer, receiving key amount control signal controls toggle switch, also comprise switching power circuit, it is connected with single-chip microcomputer, transmit power switch amount signal, single-chip microcomputer, single-chip microcomputer is STC15XX series monolithic, and frequency of okperation is 10 ~ 35MHZ, and it comprises central processing unit (CPU), central processing unit (CPU) is connected with drain valve drive circuit, pass transmit button amount control signal, central processing unit (CPU) is connected with capacitive tank circuit, receives the frequency variation signal measuring capacitive tank circuit, central processing unit (CPU) is connected with relay drive circuit, transmit button amount control signal, central processing unit (CPU) is connected with keyboard-display circuit, sends keyboard display control signal, single-chip microcomputer also comprises communication interface, and interface adopts non-isolation type RS485 interface, and communication interface programming acquiescence adopts MOSBUS communication protocol.
When air compressor uses the present invention to carry out draining, the height change of water level causes capacitive tank circuit change of frequency, single-chip microcomputer carries out calculating to the frequency of vibrator circuit just can obtain waterlevel data, the high-low water level data of the waterlevel data measured and setting are compared by single-chip microcomputer, if the waterlevel data measured is more than or equal to the high water level data of setting, open drain valve with regard to control drain valve drive circuit to discharge water, in the process discharged water, measure the low water level that water level is less than or equal to setting, just control drain valve drive circuit and close drain valve.So just achieve automatic drainage function.Single-chip microcomputer inside counting program during each draining, automatic stored count once, so just realizes water discharging number display.This counting automatic clear after power failure.Single-chip microcomputer is self-clocking when not having draining, if never draining action (can be set) in X hour, just think that gas blocks up, opening drain valve with regard to automatic control drain valve drive circuit discharges water once, and gas is blocked up pipeline evacuation, realizes preventing gas from blocking up, single-chip microcomputer is when high water level draining being detected, water level does not reach low water level always, and this thing single-chip microcomputer clocking internal program carries out timing, and (can arrange) maybe will report drain valve fault to reach ten minutes.Microprocessor detect oscillation frequency, if when frequency is 0, just report level sensor fault.
Although embodiment of the present invention are open as above, but it is not restricted to listed in specification and mode of execution utilization, it can be applied to various applicable the field of the invention completely, for those skilled in the art, can easily realize other amendment, therefore do not deviating under the universal that claim and equivalency range limit, the present invention is not limited to specific details and illustrates here and the legend described.
Claims (9)
1. an air compressor Auto-drainage control system, is characterized in that, comprising:
Hydathode, is provided with blowoff basin in it, for depositing condensed fluid;
Drain valve, it is arranged on the discharge pipe line of described blowoff basin, for the discharge pipe line of blowoff basin described in On/Off;
Level sensor, it is electrode spring, is arranged in described blowoff basin, for sensing the water level of condensed fluid in described blowoff basin;
Controller, it comprises single-chip microcomputer and control circuit, be electrically connected with described drain valve and level sensor, preset high-order sensed values and the low level sensed values of described level sensor in the controller, the water level value receiving described level sensor sensing when described controller is greater than the high-order sensed values of default level sensor, then described controller controls the unlatching of described drain valve, discharge the condensed fluid in described blowoff basin, the water level value receiving described level sensor sensing when described controller is less than the low level sensed values of described default level sensor, then close described drain valve.
2. air compressor Auto-drainage control system as claimed in claim 1, is characterized in that, also comprise relay and numeric keyboard.
3. air compressor Auto-drainage control system as claimed in claim 2, it is characterized in that, described control circuit comprises drain valve drive circuit, capacitive tank circuit, relay drive circuit and keyboard-display circuit, described drain valve drive circuit is connected with described drain valve, on-off model is transmitted to drain valve, described capacitive tank circuit is connected with electrode spring, receive the capacitance change signal of described electrode spring, described relay drive circuit is connected with described relay, to described relay transmit button amount signal, described keyboard-display circuit is connected with described numeric keyboard, receive the control signal that described numeric keyboard sends.
4. air compressor Auto-drainage control system as claimed in claim 3, it is characterized in that, also comprise numeral method device, it adopts small-sized three Digital sum pipes, and Show Color is green, red and yellow.
5. air compressor Auto-drainage control system as claimed in claim 3, it is characterized in that, described control circuit also comprises dial-up circuit, and it is connected with described single-chip microcomputer, and receiving key amount control signal controls toggle switch.
6. air compressor Auto-drainage control system as claimed in claim 5, it is characterized in that, described single-chip microcomputer comprises central processing unit (CPU), described central processing unit (CPU) is connected with described drain valve drive circuit, pass transmit button amount control signal, described central processing unit (CPU) is connected with capacitive tank circuit, receive the frequency variation signal measuring capacitive tank circuit, described central processing unit (CPU) is connected with relay drive circuit, transmit button amount control signal, described central processing unit (CPU) is connected with keyboard-display circuit, sends keyboard display control signal.
7. air compressor Auto-drainage control system as claimed in claim 6, it is characterized in that, described single-chip microcomputer also comprises communication interface, and interface adopts non-isolation type RS485 interface, and communication interface programming acquiescence adopts MOSBUS communication protocol.
8. air compressor Auto-drainage control system as claimed in claim 7, it is characterized in that, the oscillation frequency of described capacitive tank circuit is 500 ~ 2000KHZ.
9. air compressor Auto-drainage control system as claimed in claim 8, it is characterized in that, described single-chip microcomputer is STC15XX series monolithic, and frequency of okperation is 10 ~ 35MHZ.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510363266.7A CN105020125A (en) | 2015-06-26 | 2015-06-26 | Automatic drainage control system of air compressor |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510363266.7A CN105020125A (en) | 2015-06-26 | 2015-06-26 | Automatic drainage control system of air compressor |
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| CN105020125A true CN105020125A (en) | 2015-11-04 |
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| CN201510363266.7A Pending CN105020125A (en) | 2015-06-26 | 2015-06-26 | Automatic drainage control system of air compressor |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105545705A (en) * | 2016-02-19 | 2016-05-04 | 北京丰电科技股份有限公司 | Electronic automatic water draining device |
| CN105736047A (en) * | 2016-04-21 | 2016-07-06 | 安徽意力电缆有限公司 | Drainage system for cable tunnel |
| CN106292752A (en) * | 2016-08-28 | 2017-01-04 | 桂林市晶准测控技术有限公司 | A kind of supply tank drainage monitoring system |
| CN107063387A (en) * | 2017-03-28 | 2017-08-18 | 广东美的制冷设备有限公司 | Water flooding detecting method, device and the dehumidifier of water storage apparatus |
| CN110207008A (en) * | 2019-05-31 | 2019-09-06 | 联盛纸业（龙海）有限公司 | A kind of air compressor air storage tank drain valve |
| CN110606100A (en) * | 2019-09-03 | 2019-12-24 | 中车青岛四方机车车辆股份有限公司 | Fault determination method and device |
| CN114688068A (en) * | 2022-04-24 | 2022-07-01 | 广东韶钢松山股份有限公司 | Fan drainage system and drainage method thereof |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105545705A (en) * | 2016-02-19 | 2016-05-04 | 北京丰电科技股份有限公司 | Electronic automatic water draining device |
| CN105736047A (en) * | 2016-04-21 | 2016-07-06 | 安徽意力电缆有限公司 | Drainage system for cable tunnel |
| CN106292752A (en) * | 2016-08-28 | 2017-01-04 | 桂林市晶准测控技术有限公司 | A kind of supply tank drainage monitoring system |
| CN107063387A (en) * | 2017-03-28 | 2017-08-18 | 广东美的制冷设备有限公司 | Water flooding detecting method, device and the dehumidifier of water storage apparatus |
| CN110207008A (en) * | 2019-05-31 | 2019-09-06 | 联盛纸业（龙海）有限公司 | A kind of air compressor air storage tank drain valve |
| CN110207008B (en) * | 2019-05-31 | 2021-09-03 | 联盛纸业（龙海）有限公司 | Air compressor gas holder drain valve |
| CN110606100A (en) * | 2019-09-03 | 2019-12-24 | 中车青岛四方机车车辆股份有限公司 | Fault determination method and device |
| CN114688068A (en) * | 2022-04-24 | 2022-07-01 | 广东韶钢松山股份有限公司 | Fan drainage system and drainage method thereof |
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Application publication date: 20151104 |
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