CN201246601Y - Automatic draining apparatus of air storage tank pressure detection - Google Patents
Automatic draining apparatus of air storage tank pressure detection Download PDFInfo
- Publication number
- CN201246601Y CN201246601Y CNU2008201879209U CN200820187920U CN201246601Y CN 201246601 Y CN201246601 Y CN 201246601Y CN U2008201879209 U CNU2008201879209 U CN U2008201879209U CN 200820187920 U CN200820187920 U CN 200820187920U CN 201246601 Y CN201246601 Y CN 201246601Y
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- China
- Prior art keywords
- pressure
- storage tank
- control circuit
- sensor
- water discharge
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- Expired - Fee Related
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Abstract
The utility model relates to a pressure detecting automatic water discharge device of a gas storage tank, which is applied to the field of drilling operation, workover treatment, low-pressure automatic water discharge or gas exhaust and the like. The technical scheme comprises that the pressure detecting automatic water discharge device of a gas storage tank comprises a sensor, an electromagnetic valve, a control circuit and an explosion-proof control box, wherein a water discharge pipeline of the gas storage tank is equipped with the sensor and the electromagnetic valve, the sensor and the electromagnetic valve are connected with the control circuit, the control circuit is mounted in the explosion-proof control box, the sensor transmits measured pressure signals to the control circuit to treat, outputs pressure indicating signals, and controls the electromagnetic valve to realize the automatic water discharge function according to the pressure. The utility model has the advantages that the pressure detecting automatic water discharge device of a gas storage tank can timely detect and alarm when the gas storage tank is over low in pressure, can discharge water in the gas storage tank in time, reduces the working capacity of workers, reduces rusting of gas pipelines and air control elements, prolongs the service life of the air control elements, prevents the air control elements from freezing in winter, and avoids mechanical failures and drilling failures.
Description
One, technical field:
The utility model is applied to career fields such as automatic draining of drillng operation, workover eration and low pressure or exhaust, particularly relates to a kind of automatic draining apparatus of air storage tank pressure detection.
Two, background technique:
In the drilling well work, pressure fan is storing air compression in the gas tank into, thereby provide the bleed pressure of 0.5～0.8MPa for drilling equipment, in the compressed-air actuated process of pressure fan, airborne moisture also enters in the gas tank thereupon to be assembled, (rain when humidity of the air is big, snow, severse weathers such as mist), water in the gas holder is sharply increased, as untimely discharge, water in the gas holder will enter the tracheae line along with pressurized air, gas control element and clutch, it is malfunctioning to cause the corrosion of gas control element to damage, particularly cause the gentle control elements of tracheae line to freeze malfunctioning and cause serious mechanical accident and hidden danger (as pluck to fall clutch, equipment cannot stop and causes the major accidents such as pump or crashing into the crown of spraining) easilier winter.At present, the gas holder draining is the manual operation discharging, not only increases post workman's workload, and also can't be protected on the rational drain time about 30 minutes; In addition, air pressure is crossed low not discovery in time, can cause injury in various degree to the equipment with gas work.
Three, summary of the invention:
The purpose of this utility model is exactly the above-mentioned defective that exists at prior art, a kind of automatic draining apparatus of air storage tank pressure detection is provided, can play detection alarm effect timely to the hypotony of gas holder, in time discharge the water in the gas holder, alleviate workman's workload, reduce the corrosion of the gentle control elements of tracheae line, prolong the working life of gas control element, prevent freezing of each gas control element in winter, avoid the generation of mechanical failure and drilling failure.
Its technological scheme is: comprise sensor, solenoid valve, control circuit and explosion-proof control box, on the flowing line of gas holder, be provided with sensor and solenoid valve, described sensor is connected control circuit with solenoid valve, described control circuit is installed in the explosion-proof control box, sensor is transferred to control circuit with the pressure signal of measuring and handles, the delivery pressure index signal, according to the pressure size, control electromagnetic valve realizes automatic drain function.
Above-mentioned control circuit mainly comprises transformer, rectifier, 78 family chips, electric capacity and inductance, through 36 volts of voltages of transformer output, connect rectifier, 78 family chips and electric capacity, output DC source connecting circuit, sensor is transferred to control circuit with the pressure signal of measuring and handles, and the delivery pressure index signal is when pressure during at 0.55MPa～0.8Mpa, system can indicate normally, automatically according to the water in blanking time of setting and the intermittent drainage time discharge gas holder.
Above-mentioned flowing line is provided with and is used for solenoid valve and the antifreeze ribbon heater of pipeline.
The beneficial effects of the utility model are: the water that has solved in the gas holder changes the draining of automatic adjusting time into by artificial drainage, can effectively alleviate workman's workload, and the detection of air pressure height also played good supervisory function bit, water in the gas holder is in time got rid of, prevent the corrosion of the gentle control elements of tracheae line and freezing of each gas control element in winter, avoid the generation of mechanical failure and drilling failure, particularly severse weather, secure on the time of draining; Reach a conclusion through field experiment, safe in utilization, stable performance, operation are reliable, have prolonged the working life of gas control element, save cost; System adapts to the wide environment that can be used for inclement conditions such as land, ocean.
Four, description of drawings:
Accompanying drawing 1 is a functional-block diagram of the present utility model;
Accompanying drawing 2 is schematic diagrams of power supply and valve driving machine control circuit;
Accompanying drawing 3 is failsafe valve testing circuit and valve switch time Principles of Regulation figure;
Accompanying drawing 4 is schematic diagrams of controller.
Five, embodiment:
1-4 in conjunction with the accompanying drawings, the utility model will be further described: comprise sensor, solenoid valve, control circuit and explosion-proof control box and pressure transducer, time timer, intervalometer, solenoid valve, warning light, aviation plug etc., on the flowing line of gas holder, be provided with sensor and solenoid valve, described sensor is connected control circuit with solenoid valve, described control circuit is installed in the explosion-proof control box, sensor is transferred to control circuit with the pressure signal of measuring and handles, the delivery pressure index signal, according to the pressure size, control electromagnetic valve realizes automatic drain function.
Above-mentioned control circuit is mainly by input end Ac 1, transformer 2, rectifier 3, chip 4, inductance 5, electric capacity 6, electric capacity 7, output DC 8, single-pole relay 9, double-pole relay 10, sensitive switch (1) 11, sensitive switch (2) 12, potentiometer (1) 13, potentiometer (2) 14, system's lamp 15, HT pilot 16, order utmost point relay (17,18), low pressure tutorial light 19, double-pole relay 20, meet VDD21, meet VSS22, connect pressure transducer 23, connect potentiometer 24, connect sensitive switch 25, connect sensitive switch 26, connect potentiometer 27 etc.
Described explosion-proof control box adopts whole flame proof technology, explosive-proof grade is ExdIIBT6,380 volt 1 of input voltage, inside is equipped with transformer 2, through 36 volts of voltages of transformer output, connect rectifier 3,78 serial conventional chip 4 (routine techniques that is well known to those skilled in the art) and electric capacity 6,7, the output DC source connects surface-mounted integrated circuit (with reference to Fig. 4), system's lamp 15 is bright, in the control box bottom four aviation plugs are arranged, connect pressure transducer, solenoid valve, warning light, ribbon heater (do not connect summer) respectively.
After device installs, open explosion-proof control box cover plate, control interval knob, the free scale indication of knob with spanner.Set blanking time (0～60 minute adjustable arbitrarily), set the gas holder intermittent drainage time (0～20 second adjustable arbitrarily), connect pressure transducer, solenoid valve, warning light, the ribbon heater, connect power supply, 380 volts or 220 volts of input voltages, through 36 volts of voltages of transformer output, connect power supply indicator (green light), elements such as surface-mounted integrated circuit, intergrated circuit connects pressure transducer, sensor is transferred to control panel with the pressure signal of measuring and handles, the delivery pressure index signal, when pressure is in OK range (0.55MPa～0.8MPa), system can indicate normally (green light), according to the water in blanking time of setting and the intermittent drainage time discharge gas holder, realizes automatic drain function automatically.
When cell pressure arrived minimum setting pressure, system is work indicator light flicker (redness) not, according to pressure time-delay automatic draining in 2 minutes; When system pressure during less than minimum setting value or solenoid valve failure (do not close or do not open), alarm equipment alarm reminds the staff that system is checked.During the system sudden power, solenoid valve cuts out automatically, at this moment, but manually-operable.Warning light adopts the permanent magnet seat, can place in any position.This device can be worked under the environment of cold.The control box operating voltage is a safety voltage, and power supply capacity is well-to-do, can add the ribbon heater in the winter time, makes solenoid valve and pipeline antifreeze.Discharge time is accurate, and blanking time, error was no more than 5%.
Claims (3)
1, a kind of automatic draining apparatus of air storage tank pressure detection, it is characterized in that: comprise sensor, solenoid valve, control circuit and explosion-proof control box, on the flowing line of gas holder, be provided with sensor and solenoid valve, described sensor is connected control circuit with solenoid valve, described control circuit is installed in the explosion-proof control box, and sensor is transferred to control circuit with the pressure signal of measuring and handles the delivery pressure index signal, according to the pressure size, the automatic draining of control electromagnetic valve.
2, automatic draining apparatus of air storage tank pressure detection according to claim 1, it is characterized in that: described control circuit mainly comprises transformer, rectifier, 78 family chips, electric capacity and inductance, through 36 volts of voltages of transformer output, connect rectifier, 78 family chips and electric capacity, output DC source connecting circuit, sensor is transferred to control circuit with the pressure signal of measuring and handles, the delivery pressure index signal, when pressure during at 0.55MPa～0.8Mpa, system can indicate normally, automatically according to the water in blanking time of setting and the intermittent drainage time discharge gas holder.
3, automatic draining apparatus of air storage tank pressure detection according to claim 1 is characterized in that: described flowing line is provided with and is used for solenoid valve and the antifreeze ribbon heater of pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201879209U CN201246601Y (en) | 2008-08-19 | 2008-08-19 | Automatic draining apparatus of air storage tank pressure detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201879209U CN201246601Y (en) | 2008-08-19 | 2008-08-19 | Automatic draining apparatus of air storage tank pressure detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201246601Y true CN201246601Y (en) | 2009-05-27 |
Family
ID=40730423
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201879209U Expired - Fee Related CN201246601Y (en) | 2008-08-19 | 2008-08-19 | Automatic draining apparatus of air storage tank pressure detection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201246601Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103487209A (en) * | 2012-06-13 | 2014-01-01 | 中国石油化工股份有限公司 | Multi-station differential pressure and pressure transmitter calibration table |
| CN104863818A (en) * | 2014-02-21 | 2015-08-26 | 陈栢辉 | Automatic water draining control device of air compressor system |
| CN110043797A (en) * | 2019-05-10 | 2019-07-23 | 王亚飞 | A kind of intelligent drainage system |
-
2008
- 2008-08-19 CN CNU2008201879209U patent/CN201246601Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103487209A (en) * | 2012-06-13 | 2014-01-01 | 中国石油化工股份有限公司 | Multi-station differential pressure and pressure transmitter calibration table |
| CN103487209B (en) * | 2012-06-13 | 2016-01-20 | 中国石油化工股份有限公司 | Multistation differential pressure and pressure unit checking table |
| CN104863818A (en) * | 2014-02-21 | 2015-08-26 | 陈栢辉 | Automatic water draining control device of air compressor system |
| CN104863818B (en) * | 2014-02-21 | 2018-03-09 | 陈栢辉 | The automatic drainage control device of air compression system |
| CN110043797A (en) * | 2019-05-10 | 2019-07-23 | 王亚飞 | A kind of intelligent drainage system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090527 Termination date: 20090921 |