CN211600202U - Electric control high-pressure steam pipeline drainage device - Google Patents
Electric control high-pressure steam pipeline drainage device Download PDFInfo
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- CN211600202U CN211600202U CN201922220885.7U CN201922220885U CN211600202U CN 211600202 U CN211600202 U CN 211600202U CN 201922220885 U CN201922220885 U CN 201922220885U CN 211600202 U CN211600202 U CN 211600202U
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- pressure steam
- level meter
- electric control
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Abstract
The utility model discloses an electric control high-pressure steam pipeline drainage device, which comprises a drainage pipe, wherein one end of the drainage pipe is provided with a water inlet, and the other end of the drainage pipe is provided with a water outlet; the drain pipe is sequentially provided with a first liquid level meter, a second liquid level meter and an electromagnetic valve along the direction from the water inlet to the water outlet; the first liquid level meter is positioned above the second liquid level meter, and the electromagnetic valve is set to be opened when the liquid level height reaches the first liquid level meter and closed when the liquid level height is lower than the second liquid level meter. The utility model discloses can realize automatic hydrophobic to high-pressure steam line.
Description
Technical Field
The utility model relates to a drainage device, especially an automatically controlled high pressure steam line drainage device.
Background
High pressure steam is almost essential production energy supply in the industrial production, the interior cold energy water of high pressure steam conveying pipeline discharges and is an extremely important link of steam conveying system always, many types of steam trap has been designed for this reason, but in the in-service use process, because the operation of trap is unstable, cause the comdenstion water very easily and discharge not totally and arouse the water hammer phenomenon, or the trap is closed and is not in time caused a large amount of steam to leak, the urgent need designs one set of simple structure, job stabilization's automatic control high pressure steam pipeline drainage system.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an automatically controlled high pressure steam pipe way hydrophobic means to solve the technical problem among the prior art, it can carry out the drainage to high pressure steam pipe way.
The utility model provides an electric control high-pressure steam pipeline drainage device, which comprises a drainage pipe, wherein one end of the drainage pipe is provided with a water inlet, and the other end of the drainage pipe is provided with a water outlet; the drain pipe is sequentially provided with a first liquid level meter, a second liquid level meter and an electromagnetic valve along the direction from the water inlet to the water outlet;
the first liquid level meter is positioned above the second liquid level meter, and the electromagnetic valve is set to be opened when the liquid level height reaches the first liquid level meter and closed when the liquid level height is lower than the second liquid level meter.
The above electrically controlled high pressure steam pipeline drainage device, wherein optionally, the first level meter and the second level meter are tuning fork level meters, and the first level meter and the second level meter are normally open level meters.
The electric control high-pressure steam pipeline drainage device comprises a drainage pipe, a drainage pipe and a drainage pipe, wherein the drainage pipe is connected with the drainage pipe;
the electromagnetic valve is connected with a power supply;
the electromagnetic coil of the electromagnetic valve is connected with the electric control circuit in series to form a control circuit, and the control circuit is connected with the electromagnetic valve in parallel; the solenoid of the solenoid valve is arranged to control the solenoid valve to open when switched on;
the electric control circuit is used for conducting when the liquid level is higher than the first liquid level timing and disconnecting when the liquid level is lower than the second liquid level timing.
The electrically controlled high-pressure steam pipeline drainage device as described above, wherein optionally, the electrical control circuit includes a first branch and a second branch;
the first liquid level meter is connected to the first branch;
the second liquid level meter is connected on the second branch, an electromagnetic switch connected with the second liquid level meter in series is further arranged on the second branch, the electromagnetic switch is a normally open switch, and the electromagnetic switch is set to be closed when the electromagnetic coil is electrified.
The electrically controlled high-pressure steam pipeline drainage device optionally further comprises an emergency stop switch connected in series with the control circuit.
The electrically controlled high-pressure steam pipeline drainage device as described above, wherein optionally, the diameter of the end of the drainage pipe close to the water outlet is smaller than the diameter of the end of the drainage pipe close to the water inlet.
The electric control high-pressure steam pipeline drainage device comprises a drainage pipe, a water outlet and a stop valve, wherein the drainage pipe is communicated with the water outlet.
The electrically-controlled high-pressure steam pipeline drainage device is characterized in that the drainage pipe is provided with a flange plate at one end close to the water inlet.
The electrically controlled high-pressure steam pipeline drainage device as described above, wherein optionally, the diameter of the end of the drainage pipe close to the water inlet is 100 mm, and the diameter of the end of the drainage pipe close to the water outlet is 25 mm.
The electrically controlled high-pressure steam line drainage device as described above, wherein optionally, the distance between the first liquid level meter and the second liquid level meter is not less than 400 mm.
Compared with the prior art, the utility model discloses a set up first level gauge and the second level gauge that highly differs on hydrophobic pipe, utilize the signal combination of the first level gauge of the difference of the different productions of liquid level height and second level gauge, thereby can adjust the opening or closing of solenoid valve to realize hydrophobic purpose.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a schematic circuit diagram of the present invention.
Description of reference numerals: 1-a drain pipe, 2-a first liquid level meter, 3-a second liquid level meter, 4-an electromagnetic valve, 5-an electric control circuit, 6-a control circuit, 7-an emergency stop switch, 8-a drain pipe, 9-a stop valve and 10-a flange plate;
41-an electromagnetic coil;
51-first branch, 52-second branch, 53-electromagnetic switch.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present invention, and should not be construed as limiting the present invention.
Referring to fig. 1 and 2, the present invention provides an electric control high pressure steam pipeline drainage device, which includes a drainage pipe 1, wherein the drainage pipe 1 is used for discharging liquid water in the high pressure steam pipeline. Specifically, one end of the drain pipe 1 is provided with a water inlet, and the other end of the drain pipe 1 is provided with a water outlet; the water inlet of the drain pipe 1 is used for being communicated with the steam cylinder or the steam pipeline, and particularly, the drain pipe 1 is used for being communicated with a drain opening at the bottom of the steam cylinder or the steam pipeline during installation. More specifically, the drain pipe 1 is provided with a first level gauge 2, a second level gauge 3, and an electromagnetic valve 4 in this order in a direction from the water inlet to the water outlet. In specific implementation, the drain pipe 1 is vertically arranged, the first liquid level meter 2 is located above the second liquid level meter 3, and the electromagnetic valve 4 is arranged to be opened when the liquid level height reaches the first liquid level meter 2 and to be closed when the liquid level height is lower than the second liquid level meter 3.
During the concrete implementation, when the liquid level in drain pipe 1 is higher than during first level gauge 2, at this moment, 1 interior water of drain pipe is more, at this moment, opens solenoid valve 4 drains off water, and the liquid level in drain pipe 1 constantly descends until the liquid level is less than the second liquid level timing, solenoid valve 4 closes, so, can prevent that the liquid in drain pipe 1 from exhausting and the pressure release that leads to. Through the utility model discloses, can realize automatic hydrophobic, can prevent branch cylinder or steam line's high-pressure gas again and discharge.
Specifically, first level gauge 2 with second level gauge 3 is the tuning fork level gauge, just first level gauge 2 with second level gauge 3 is the open-type level gauge always. More specifically, the skilled person can select the type of the first level gauge 2 and the second level gauge 3 as required, and details thereof are omitted here.
The above operation can be realized by a controller or a circuit. As a better implementation manner, please refer to fig. 2, the electric control high-pressure steam pipeline drainage device further includes an electric control circuit 5; specifically, the solenoid valve 4 is connected to a power supply. The electromagnetic coil 41 of the electromagnetic valve 4 is connected with the electronic control circuit 5 in series to form a control circuit 6, and the control circuit 6 is connected with the electromagnetic valve 4 in parallel; the solenoid 41 is arranged to control the solenoid valve 4 to open when switched on. The electric control circuit 5 is used for conducting when the liquid level is higher than the first liquid level meter 2 until the liquid level is lower than the second liquid level meter 3. More specifically, said electronic control circuit 5 comprises a first branch 51 and a second branch 52; the first gauge 2 is connected to the first branch 51; the second liquid level meter 3 is connected to the second branch 52, an electromagnetic switch 53 connected in series with the second liquid level meter 3 is further arranged on the second branch 52, the electromagnetic switch 53 is a normally open switch, and the electromagnetic switch 53 is configured to be closed when the electromagnetic coil 41 is energized.
Specifically, when the liquid level in the drain pipe 1 is lower than the second liquid level meter 3, the first liquid level meter 2 and the second liquid level meter 3 are not conducted, and the electromagnetic coil 4 is not electrified. At this time, the solenoid valve 4 is in a closed state and cannot discharge water. When the liquid level in the drain pipe 1 is located between the first level gauge 2 and the second level gauge 3, the second level gauge 3 is on, but the electromagnetic switch 53 is off, and the first branch 51 and the second branch 52 are both off and cannot drain water. When the liquid level in the drain pipe 1 rises to the first liquid level meter 2, at this time, the first branch 51 is conducted, the electromagnetic coil 41 is electrified, so that the electromagnetic valve 4 is opened, the drain pipe 1 starts to drain, and meanwhile, the electromagnetic switch 53 is closed, and the second branch 52 is conducted. When the liquid level in the drain pipe 1 drops to a position between the first liquid level meter 2 and the second liquid level meter 3 along with the progress of the drainage, the first branch 51 is disconnected, the second branch 52 is connected, at this time, the electromagnetic coil 41 is still electrified, the electromagnetic valve 4 is kept in an open state, and the drainage is continued. When the liquid level in the drain pipe 1 drops below the second liquid level meter 3 along with the further drainage, at this time, the first liquid level meter 2 and the second liquid level meter 3 are both off, the first branch 51 and the second branch 52 are not conductive, the electromagnetic coil 4 is powered off, the electromagnetic valve 4 is restored to the closed state, and the electromagnetic switch 53 is restored to the open state.
As a preferred embodiment, the present invention further comprises an emergency stop switch 7 connected in series with the control circuit 6. In this way, the electronic control circuit 6 can be conveniently cut off by arranging the emergency stop switch 7, so that the maintenance is convenient.
In a preferred embodiment, the diameter of the end of the drain pipe 1 near the water outlet is smaller than the diameter of the end of the drain pipe 1 near the water inlet. In specific implementation, the first liquid level meter 2 and the second liquid level meter 3 are both installed on a pipe section with a larger diameter of the drain pipe 1. More specifically, the second gauge 3 is at least 50 mm away from the section of the hydrophobic pipe 1 having the smaller diameter. The time from the detection of no water by the probe of the second liquid level meter 3 to the closing of the electromagnetic valve 4 is 100 milliseconds, and at the moment, the liquid in the lower cavity of the second liquid level meter 3 is about to be discharged, so that no steam leakage is ensured. Furthermore, the diameter of the end of the hydrophobic pipe 1 close to the water inlet is 100 mm, and the diameter of the end of the hydrophobic pipe 1 close to the water outlet is 25 mm. The distance between the first level gauge 2 and the second level gauge 3 is not less than 400 mm.
As a better implementation mode, the electric control high-pressure steam pipeline drainage device further comprises a drainage pipe 8, the drainage pipe 8 is communicated with the drainage port, and a stop valve 9 is arranged on the drainage pipe 8. In particular, the shut-off valve 9 is used for manually closing the drain.
In a preferred embodiment, a flange 10 is provided at an end of the drain pipe 1 near the water inlet. Thus, the flange 10 is connected with the steam distributing cylinder or the steam pipeline, and the flange 10 is connected with the steam distributing cylinder or the steam pipeline in a sealing way.
The structure, features and effects of the present invention have been described in detail above according to the embodiment shown in the drawings, and the above description is only the preferred embodiment of the present invention, but the present invention is not limited to the implementation scope shown in the drawings, and all changes made according to the idea of the present invention or equivalent embodiments modified to the same changes should be considered within the protection scope of the present invention when not exceeding the spirit covered by the description and drawings.
Claims (10)
1. An electric control high-pressure steam pipeline drainage device comprises a drainage pipe (1), wherein a water inlet is formed in one end of the drainage pipe (1), and a water outlet is formed in the other end of the drainage pipe (1); the method is characterized in that: the drain pipe (1) is sequentially provided with a first liquid level meter (2), a second liquid level meter (3) and an electromagnetic valve (4) along the direction from the water inlet to the water outlet;
the first level gauge (2) is located above the second level gauge (3), and the solenoid valve (4) is arranged for opening when the level reaches the first level gauge (2) and closing when the level is lower than the second level gauge (3).
2. The electrically controlled high pressure steam line trap as in claim 1, wherein: the first liquid level meter (2) and the second liquid level meter (3) are tuning fork liquid level meters, and the first liquid level meter (2) and the second liquid level meter (3) are normally open liquid level meters.
3. The electrically controlled high pressure steam line trap as claimed in claim 2, wherein: the electric control high-pressure steam pipeline drainage device also comprises an electric control circuit (5);
the electromagnetic valve (4) is connected with a power supply;
the electromagnetic coil (41) of the electromagnetic valve (4) is connected with the electric control circuit (5) in series to form a control circuit (6), and the control circuit (6) is connected with the electromagnetic valve (4) in parallel; the solenoid (41) is arranged to control the solenoid valve (4) to open when switched on;
the electric control circuit (5) is used for being switched on when the liquid level is higher than the first liquid level meter (2) and being switched off when the liquid level is lower than the second liquid level meter (3).
4. The electrically controlled high pressure steam line trap as in claim 3, wherein: the electric control circuit (5) comprises a first branch (51) and a second branch (52);
the first liquid level meter (2) is connected to the first branch (51);
the second liquid level meter (3) is connected to the second branch (52), an electromagnetic switch (53) connected with the second liquid level meter (3) in series is further arranged on the second branch (52), the electromagnetic switch (53) is a normally open switch, and the electromagnetic switch (53) is set to be closed when the electromagnetic coil (41) is electrified.
5. The electrically controlled high pressure steam line trap as in claim 4, wherein: and the emergency stop switch (7) is connected with the control circuit (6) in series.
6. The electrically controlled high pressure steam line trap according to any one of claims 1 to 5, wherein: the diameter of one end of the drain pipe (1) close to the water outlet is smaller than that of one end of the drain pipe (1) close to the water inlet.
7. The electrically controlled high pressure steam line trap as in claim 6, wherein: the electric control high-pressure steam pipeline drainage device further comprises a drainage pipe (8), the drainage pipe (8) is communicated with the drainage port, and a stop valve (9) is arranged on the drainage pipe (8).
8. The electrically controlled high pressure steam line trap as in claim 6, wherein: and a flange plate (10) is arranged at one end of the drain pipe (1) close to the water inlet.
9. The electrically controlled high pressure steam line trap as in claim 6, wherein: the diameter of one end of the drain pipe (1) close to the water inlet is 100 mm, and the diameter of one end of the drain pipe (1) close to the water outlet is 25 mm.
10. The electrically controlled high pressure steam line trap as in claim 6, wherein: the distance between the first gauge (2) and the second gauge (3) is not less than 400 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922220885.7U CN211600202U (en) | 2019-12-12 | 2019-12-12 | Electric control high-pressure steam pipeline drainage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922220885.7U CN211600202U (en) | 2019-12-12 | 2019-12-12 | Electric control high-pressure steam pipeline drainage device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211600202U true CN211600202U (en) | 2020-09-29 |
Family
ID=72591989
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922220885.7U Active CN211600202U (en) | 2019-12-12 | 2019-12-12 | Electric control high-pressure steam pipeline drainage device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211600202U (en) |
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2019
- 2019-12-12 CN CN201922220885.7U patent/CN211600202U/en active Active
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