CN214840156U - Compressed air condensate water discharge system - Google Patents
Compressed air condensate water discharge system Download PDFInfo
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- CN214840156U CN214840156U CN202120993636.6U CN202120993636U CN214840156U CN 214840156 U CN214840156 U CN 214840156U CN 202120993636 U CN202120993636 U CN 202120993636U CN 214840156 U CN214840156 U CN 214840156U
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Abstract
The utility model relates to a compressed air condensate water discharge system, which comprises a drainage module, a monitoring module and a control module; the water drainage module comprises an air drain valve and a second drainage port which are connected with a drainage port of the air tank, and the drainage port of the air drain valve is used as a first drainage port; the second discharge port is provided with an electromagnetic valve which is in a normally closed state; the air side of the air drain valve is communicated with the inside of the air tank through a balance pipe; the monitoring module comprises a liquid level monitoring module and a humidity monitoring module; the liquid level monitoring module comprises a liquid level sensor arranged on the inner side wall of the gas tank, and the liquid level sensor is electrically connected with the control module and used for acquiring liquid level data in the gas tank; the humidity monitoring module collects humidity data of gas discharged by the gas tank and is electrically connected with the control module; the control module controls the electromagnetic valve to open and close according to the collected liquid level data and humidity data. The utility model discloses an automatic comdenstion water that discharges of air trap has reduced the pressure oscillation of the female pipe of compressed air.
Description
Technical Field
The utility model relates to a compressed air comdenstion water discharge system belongs to compressed air drainage technical field.
Background
Compressed air is widely used in industry, and an air compressor sucks air from the atmosphere, generates compressed air after compression, and conveys the compressed air to air utilization equipment through a pipeline. In a power plant, compressed air can be used as a power source to provide power for a pneumatic actuator to drive a valve, and can also be used for purging various devices.
In the process of generating compressed air by the air compressor, because the sucked air contains a certain content of moisture, condensed water can be generated in the compression process. During the transportation process of the compressed air, due to the influence of the ambient temperature, condensed water is also generated in the transportation pipeline and the compressed air storage tank. Condensate water in the compressed air system needs to be discharged in time, otherwise normal operation of the gas utilization equipment is influenced, and the gas utilization equipment can be seriously and permanently damaged.
At present, compressed air systems commonly use two condensate water drainage modes: the first method is to discharge condensed water manually, a power plant worker opens a drain valve every 1-2 hours, and closes the drain valve after the condensed water is discharged continuously for 10-20s, and the first method has the defects that a maintainer cannot judge whether the condensed water is accumulated in a pipeline or a gas tank and cannot discharge the condensed water in time, and when the drain valve is opened to discharge the condensed water, compressed air can be discharged at the same time, so that pressure fluctuation of a compressed air main pipe and waste of energy of a gas source are easily caused; the second type is that an electromagnetic valve is arranged at a drain pipe to automatically drain condensed water, the electromagnetic valve is opened every 10 minutes to drain water, and the electromagnetic valve is closed after the condensed water is continuously drained for 5-10 s.
SUMMERY OF THE UTILITY MODEL
In order to overcome the problem, the utility model provides a compressed air comdenstion water discharge system, this comdenstion water discharge system pass through the automatic comdenstion water that discharges of air trap, have reduced the pressure fluctuation and the air supply energy waste of the female pipe of compressed air. Through monitoring comdenstion water liquid level height and compressed air humidity to through the drainage of second discharge port, avoid first discharge port trouble to lead to the unable discharge of comdenstion water.
The technical scheme of the utility model as follows:
a compressed air condensed water discharge system comprises a water discharge module, a monitoring module and a control module; the drainage module comprises an air drain valve and a second drainage port which are connected with a drainage port of the air tank, and the drainage port of the air drain valve is used as a first drainage port; the second discharge port is provided with an electromagnetic valve which is in a normally closed state; the air side of the air drain valve is communicated with the interior of the air tank through a balance pipe; the monitoring module comprises a liquid level monitoring module and a humidity monitoring module; the liquid level monitoring module comprises a liquid level sensor arranged on the inner side wall of the gas tank, and the liquid level sensor is electrically connected with the control module and used for acquiring liquid level data in the gas tank; the humidity monitoring module collects humidity data of gas discharged by the gas tank and is electrically connected with the control module; the control module controls the electromagnetic valve to open and close according to the collected liquid level data and humidity data.
Furthermore, the humidity monitoring module comprises a sampling pipe, an air chamber and an exhaust pipe which are connected in sequence, wherein a humidity sensor is arranged in the air chamber and is electrically connected with the processing unit; the processing unit is electrically connected with the control module and transmits the data acquired by the humidity sensor to the control module; the processing unit is electrically connected with the display screen and the input key, and the input key is used for modifying the threshold value of the humidity monitored by the humidity monitoring module; the sampling pipe is connected with a compressed air outlet of the air tank.
Further, a first isolation valve and a filter are sequentially connected between the water outlet of the air tank and the air drain valve; a second isolation valve is arranged on the balance pipe; the sampling pipe is connected with the air chamber through a third isolating valve; and a float flowmeter and a flow regulating valve are sequentially connected between the air chamber and the exhaust pipe.
Furthermore, the control module further comprises a reset key and an input key.
Furthermore, the control module also comprises a control circuit, wherein the control circuit comprises a signal trigger circuit, an intermediate circuit and a working circuit; the signal trigger circuit sends a drainage signal to the intermediate circuit after triggering through the acquired liquid level data, humidity data or the drainage key, and the intermediate circuit receives the drainage signal and controls the working circuit to execute drainage work.
Further, the signal trigger circuit comprises a normally open contact of the liquid level sensor, a normally open contact of the humidity monitoring module and a normally open contact of the drainage key which are connected in parallel, and the three contacts are connected with the first relay in series; the intermediate circuit comprises a first relay normally-open contact and a second relay normally-open contact which are connected in parallel, and the two contacts are connected with the reset key normally-closed contact and the second relay in series; the working circuit comprises a second relay normally-open contact and a third relay which are connected in series, the electromagnetic valve is connected with the third relay normally-closed contact in series and then connected with the third relay in parallel, and the fault indicator lamp is connected with the third relay in parallel.
Further, the first relay and the third relay are both time relays.
The utility model discloses following beneficial effect has:
1. the condensed water discharge system automatically discharges condensed water through the air drain valve, and pressure fluctuation of a compressed air main pipe and waste of air source energy caused in the air discharge process are avoided.
2. This comdenstion water discharge system is through monitoring comdenstion water liquid level and compressed air's humidity to when air trap trouble, discharge the comdenstion water by the second outlet, avoid leading to the unable discharge of comdenstion water because of air trap trouble.
3. The condensed water discharge system can display the humidity of the current compressed air, and is convenient for maintenance personnel to judge the working state of the drainage system.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a flowchart of the operation of the embodiment of the present invention.
Fig. 3 is a schematic view of a humidity monitoring module according to an embodiment of the present invention.
Fig. 4 is a schematic view of a display screen and a key according to an embodiment of the present invention.
Fig. 5 is a schematic view of the connection between the display screen and the humidity sensor according to the embodiment of the present invention.
Fig. 6 is a circuit diagram of an embodiment of the present invention.
The reference numbers in the figures denote:
1. a gas tank; 2. an air trap; 3. a first discharge port; 4. a second discharge port; 5. an electromagnetic valve; 6. a balance tube; 7. a liquid level sensor; 8. a sampling tube; 9. an air chamber; 10. an exhaust pipe; 11. a humidity sensor; 12. a first isolation valve; 13. a filter; 14. a second isolation valve; 15. a third isolation valve; 16. a float flow meter; 17. a flow regulating valve.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1-6, a compressed air condensate discharge system includes a drain module, a monitoring module, and a control module; the drainage module comprises an air drain valve 2 and a second drainage port 4 which are connected with a drainage port of the air tank 1, and the drainage port of the air drain valve 2 is used as a first drainage port 3; the second discharge port 4 is provided with an electromagnetic valve 5, and the electromagnetic valve 5 is in a normally closed state; when the condensed water discharge system works normally, condensed water enters the air drain valve 2, when the level of the condensed water in the air drain valve 2 reaches a certain height, the air drain valve 2 automatically and quickly discharges the condensed water, and compressed air is not discharged together with the condensed water; when the air drain valve 2 is in failure, the level of condensed water in the air drain valve 2 rises and enters the second discharge port 4; the air side of the air drain valve 2 is communicated with the interior of the air tank 1 through a balance pipe 6, the balance pipe guides the air in the air drain valve 2 into the air tank 1, and the phenomenon that condensed water cannot enter the air drain valve 2 due to excessive air is avoided; the monitoring module comprises a liquid level monitoring module and a humidity monitoring module; the liquid level monitoring module comprises a liquid level sensor 7 arranged on the inner side wall of the gas tank 1, and the liquid level sensor 7 is electrically connected with the control module and used for collecting liquid level data in the gas tank 1; the humidity monitoring module collects humidity data of gas discharged by the gas tank 1 and is electrically connected with the control module; the control module controls the electromagnetic valve 5 to open and close according to the collected liquid level data and humidity data.
In at least one embodiment, the humidity monitoring module comprises a sampling tube 8, an air chamber 9 and an exhaust tube 10 which are connected in sequence, a humidity sensor 11 is arranged inside the air chamber 9, and the humidity sensor 11 is electrically connected with the processing unit; the processing unit is electrically connected with the control module and transmits the data acquired by the humidity sensor 11 to the control module; the processing unit is electrically connected with the display screen and the input key, and the input key is used for modifying the threshold value of the humidity monitored by the humidity monitoring module; the sampling pipe 8 is connected with a compressed air outlet of the air tank 1; exhaust compressed air is gathered to sampling pipe 8, and carry to air chamber 9, humidity transducer 11 is right humidity in the air chamber 9 monitors, blast pipe 10 will be to compressed air discharge, avoid because of air chamber 9 middling pressure is too big, can't gather new compressed air.
In at least one embodiment, a first isolation valve 12 and a filter 13 are connected between the water outlet of the gas tank 1 and the air trap 2 in sequence; a second isolation valve 14 is arranged on the balance pipe 6; the sampling pipe 8 is connected with the air chamber 9 through a third isolating valve 15; a float flowmeter 16 and a flow regulating valve 17 are connected between the air chamber 9 and the exhaust pipe 10 in sequence. The filter 13 can filter impurities in the air and prevent the impurities from entering the air trap 2; the float flow meter 16 and the flow regulating valve 17 work together to maintain the compressed air flow in the air chamber 9 within a suitable range.
In at least one embodiment, the control module further comprises a reset key and an input key.
In at least one embodiment, the control module further comprises a control circuit comprising a signal trigger circuit, an intermediate circuit, and an operating circuit; the signal trigger circuit sends a drainage signal to the intermediate circuit after triggering through the acquired liquid level data, humidity data or the drainage key, and the intermediate circuit receives the drainage signal and controls the working circuit to execute drainage work.
In at least one embodiment, the signal trigger circuit comprises a liquid level sensor normally open contact SW-1, a humidity monitoring module normally open contact DP-1 and a drainage key normally open contact S1-1 which are connected in parallel, and the three contacts are connected with a first relay KT1 in series; the intermediate circuit comprises a first relay normally-open contact KT1-1 and a second relay normally-open contact K1-1 which are connected in parallel, and the two contacts are connected in series with a reset key normally-closed contact S2-1 and a second relay K1; the working circuit comprises a second relay normally-open contact K1-2 and a third relay KT2 which are connected in series, the electromagnetic valve 5 (namely SV) is connected in series with a third relay normally-closed contact KT2-1 and then is connected in parallel with the third relay KT2, and a fault indicator lamp is connected with L2 and the third relay KT2 is connected in parallel.
In at least one embodiment, the first relay KT1 and the third relay KT2 are both time relays.
In one embodiment of the present invention, referring to fig. 1-6, the operation of the condensate drain system is as follows:
in a normal mode, when the level of condensed water in the air drain valve 2 reaches a certain height, the air drain valve 2 automatically discharges the condensed water through the first discharge port 3;
in an abnormal mode, at least one of the normally open contact SW-1 of the liquid level sensor, the normally open contact DP-1 of the humidity monitoring module and the normally open contact S1-1 of the drainage key is closed, namely when the condensed water liquid level of the gas tank 1 reaches a threshold value or the humidity of the compressed air reaches a threshold value or the drainage key is pressed down, the first relay KT1 starts to time; when the timing is finished, the fault indicator lamp L2 is lightened, the electromagnetic valve 5 is opened, the second discharge port 4 begins to discharge water, and the third relay KT2 begins to time; when the timing is finished, the electromagnetic valve 5 is closed to judge the states of the three contacts again. The malfunction indicator lamp L2 turns off after the reset key is pressed.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures made by the contents of the specification and the drawings, or directly or indirectly applied to other related technical fields, are included in the same principle as the protection scope of the present invention.
Claims (7)
1. The compressed air condensed water discharge system is characterized by comprising a drainage module, a monitoring module and a control module; the drainage module comprises an air drain valve (2) and a second drainage port (4), wherein the air drain valve is connected with a drainage port of the air tank (1), and the drainage port of the air drain valve (2) is used as a first drainage port (3); an electromagnetic valve (5) is arranged on the second discharge port (4), and the electromagnetic valve (5) is in a normally closed state; the air side of the air drain valve (2) is communicated with the interior of the air tank (1) through a balance pipe (6); the monitoring module comprises a liquid level monitoring module and a humidity monitoring module; the liquid level monitoring module comprises a liquid level sensor (7) arranged on the inner side wall of the gas tank (1), and the liquid level sensor (7) is electrically connected with the control module and used for acquiring liquid level data in the gas tank (1); the humidity monitoring module collects humidity data of gas discharged by the gas tank (1) and is electrically connected with the control module; the control module controls the electromagnetic valve (5) to open and close according to the collected liquid level data and humidity data.
2. The compressed air condensate water discharge system according to claim 1, wherein the humidity monitoring module comprises a sampling pipe (8), an air chamber (9) and an exhaust pipe (10) which are connected in sequence, a humidity sensor (11) is arranged inside the air chamber (9), and the humidity sensor (11) is electrically connected with the processing unit; the processing unit is electrically connected with the control module and transmits data acquired by the humidity sensor (11) to the control module; the processing unit is electrically connected with the display screen and the input key, and the input key is used for modifying the threshold value of the humidity monitored by the humidity monitoring module; the sampling pipe (8) is connected with a compressed air outlet of the air tank (1).
3. The compressed air condensate discharge system according to claim 2, characterized in that a first isolating valve (12) and a filter (13) are connected in sequence between the water discharge of the air tank (1) and the air trap (2); a second isolation valve (14) is arranged on the balance pipe (6); the sampling pipe (8) is connected with the air chamber (9) through a third isolating valve (15); a float flowmeter (16) and a flow regulating valve (17) are sequentially connected between the air chamber (9) and the exhaust pipe (10).
4. The compressed air condensate drain system of claim 3, wherein the control module further includes a drain button and a reset button.
5. The compressed air condensate drain system of claim 4, wherein the control module further includes a control circuit including a signal triggering circuit, an intermediate circuit, and an operating circuit; the signal trigger circuit sends a drainage signal to the intermediate circuit after triggering through the acquired liquid level data, humidity data or the drainage key, and the intermediate circuit receives the drainage signal and controls the working circuit to execute drainage work.
6. The compressed air condensate discharge system of claim 5, wherein the signal trigger circuit comprises a liquid level sensor normally open contact, a humidity monitoring module normally open contact and a drain button normally open contact connected in parallel, the three contacts being connected in series with the first relay; the intermediate circuit comprises a first relay normally-open contact and a second relay normally-open contact which are connected in parallel, and the two contacts are connected with the reset key normally-closed contact and the second relay in series; the working circuit comprises a second relay normally open contact and a third relay which are connected in series, the electromagnetic valve (5) is connected with the third relay normally closed contact in series and then connected with the third relay in parallel, and the fault indicator lamp is connected with the third relay in parallel.
7. The compressed air condensate drain system of claim 6, wherein the first relay and the third relay are both time relays.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120993636.6U CN214840156U (en) | 2021-05-11 | 2021-05-11 | Compressed air condensate water discharge system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120993636.6U CN214840156U (en) | 2021-05-11 | 2021-05-11 | Compressed air condensate water discharge system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214840156U true CN214840156U (en) | 2021-11-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120993636.6U Active CN214840156U (en) | 2021-05-11 | 2021-05-11 | Compressed air condensate water discharge system |
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| Country | Link |
|---|---|
| CN (1) | CN214840156U (en) |
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2021
- 2021-05-11 CN CN202120993636.6U patent/CN214840156U/en active Active
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