CN213333696U - Drainage pipeline structure for high-pressure heater - Google Patents
Drainage pipeline structure for high-pressure heater Download PDFInfo
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- CN213333696U CN213333696U CN202022096917.XU CN202022096917U CN213333696U CN 213333696 U CN213333696 U CN 213333696U CN 202022096917 U CN202022096917 U CN 202022096917U CN 213333696 U CN213333696 U CN 213333696U
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- pressure heater
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Abstract
The utility model discloses a drain pipeline structure for a high-pressure heater, which comprises an upper high-pressure heater, a lower high-pressure heater, a first drain pipeline and a second drain pipeline, wherein the first drain pipeline and the second drain pipeline are arranged in parallel, and the water inlet and the water outlet of the upper high-pressure heater and the lower high-pressure heater are respectively communicated with the water outlet of the upper high-pressure heater and the water inlet of the lower high-pressure heater, the first drain pipe and the second drain pipe are respectively provided with a first electric regulating valve and a second electric regulating valve, and also comprise a first liquid level meter, a first pressure transmitter and a controller, the first liquid level meter is arranged in the upper high-pressure heater, the first pressure transmitter is arranged on the first drainage pipeline, the first electric regulating valve, the second electric regulating valve, the first liquid level meter and the first pressure transmitter are respectively electrically connected with the controller. The utility model provides a can automatically regulated be used for high pressure feed water heater's hydrophobic pipeline structure.
Description
Technical Field
The utility model relates to a drain pipe field. More specifically, the present invention relates to a drain pipe structure for a high pressure heater.
Background
At present, a gas-liquid two-phase flow self-regulating device is adopted for normal drainage of a high-pressure heater, a signal pipe is required to be arranged between the high-pressure heater and the gas-liquid two-phase flow to collect a high internal liquid level value, and the signal pipe is particularly seriously washed due to the existence of a mixture of liquid and liquid in the pipe. In addition, the high pressure normal drainage expands and reduces pressure after passing through the gas-liquid two-phase flow, and a gas-liquid mixture is formed, so that the straight pipe section and the elbow at the back of the door are scoured, and the safety operation is greatly threatened. Meanwhile, when water flows too much, no bypass is used for auxiliary drainage operation, and pipe explosion accidents are easy to happen.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a can automatically regulated be used for high pressure feed water heater's hydrophobic pipeline structure.
To achieve these objects and other advantages in accordance with the purpose of the invention, there is provided a drain pipe structure for a high pressure heater, including an upper high pressure heater, a lower high pressure heater, a first drain pipe and a second drain pipe, the first drain pipe and the second drain pipe being arranged in parallel, and the water inlet and the water outlet of the upper high-pressure heater and the lower high-pressure heater are respectively communicated with the water outlet of the upper high-pressure heater and the water inlet of the lower high-pressure heater, the first drain pipe and the second drain pipe are respectively provided with a first electric regulating valve and a second electric regulating valve, and also comprise a first liquid level meter, a first pressure transmitter and a controller, the first liquid level meter is arranged in the upper high-pressure heater, the first pressure transmitter is arranged on the first drainage pipeline, the first electric regulating valve, the second electric regulating valve, the first liquid level meter and the first pressure transmitter are respectively electrically connected with the controller.
Preferably, the drain pipe structure for the high-pressure heater further comprises a second pressure transmitter, and the second pressure transmitter is arranged on the second drain pipe and electrically connected with the controller.
Preferably, the drain pipe structure for the high-pressure heater further comprises a third drain pipe, a water inlet of the third drain pipe is communicated with a water outlet of the high-pressure heater, a third electric regulating valve is arranged on the third drain pipe, and the third electric regulating valve is electrically connected with the controller.
Preferably, the drain pipe structure for the high-pressure heater further comprises a second liquid level meter, the second liquid level meter is arranged in the lower high-pressure heater, and the second liquid level meter is electrically connected with the controller.
Preferably, in the drain pipe structure for the high-pressure heater, the first drain pipe and the second drain pipe are both provided with a check valve.
Preferably, in the drain pipe structure for the high-pressure heater, the controller is in communication connection with the client through a wireless communication module.
The utility model discloses a drain pipe structure carries out automatic control to the liquid level in the high pressure heater, makes it be in normal condition all the time.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
Fig. 1 is a schematic structural view of a drainage pipeline structure according to the present invention;
fig. 2 is an electrical connection diagram of the drain pipe structure according to the present invention.
Detailed Description
The present invention is further described in detail below with reference to the drawings so that those skilled in the art can implement the invention with reference to the description.
It should be noted that, in the description of the present invention, the terms "lateral", "longitudinal", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of description and simplification of description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
As shown in FIGS. 1-2, the embodiment of the utility model provides a hydrophobic pipeline structure for high pressure heater, including last high pressure heater 1, lower high pressure heater 2, first hydrophobic pipeline 3 and second hydrophobic pipeline 4, first hydrophobic pipeline 3 and the parallelly connected setting of second hydrophobic pipeline 4, and the water inlet and the delivery port of the two equally divide respectively with the delivery port intercommunication of high pressure heater 1 and with the water inlet intercommunication of low high pressure heater 2, be equipped with first electrical control valve 5 and second electrical control valve 6 on first hydrophobic pipeline 3 and the second hydrophobic pipeline 4 respectively, still include first level gauge, first pressure transmitter 7 and controller, first level gauge sets up in last high pressure heater 1, first pressure transmitter 7 sets up on first hydrophobic pipeline 3, first electrical control valve 5, And the second electric regulating valve 6, the first liquid level meter and the first pressure transmitter 7 are respectively electrically connected with the controller.
In the embodiment, the liquid level in the upper high-pressure heater 1 is obtained through the first liquid level meter, the water level information in the upper high-pressure heater 1 is obtained and sent to the controller, the highest value of the water level of the upper high-pressure heater 1 is set in the controller in advance, when the water level in the upper high-pressure heater 1 exceeds the highest value, the controller controls the first electric regulating valve 5 on the first water drainage pipeline 3 to be opened, the upper high-pressure heater 1 is drained through the first water drainage pipeline 3, and water in the upper high-pressure heater 1 is drained into the lower high-pressure heater 2; and during the in-service use, in order to prevent that the too big pipe explosion that causes of first hydrophobic pipeline 3 internal pressure sets up first pressure transmitter 7 on first hydrophobic pipeline 3, obtain the real-time pressure information in first hydrophobic pipeline 3 and send the controller, set up the highest value of first hydrophobic pipeline 3 internal pressure in the controller in advance, after real-time pressure in first hydrophobic pipeline 3 exceeded the highest value, second electric control valve 6 on the controller control second hydrophobic pipeline 4 opened, carry out the drainage to high pressure heater 1 simultaneously through second hydrophobic pipeline 4, until the real-time pressure value in first hydrophobic pipeline 3 is less than the highest value after, second electric control valve 6 on the controller control second hydrophobic pipeline 4 closes.
Preferably, as another embodiment of the present invention, the steam generator further comprises a second pressure transmitter 8, wherein the second pressure transmitter 8 is disposed on the second steam trap 4 and electrically connected to the controller.
In this embodiment, in order to protect second drain pipe 4, prevent that it from causing the explosion because internal pressure is too big, second pressure transmitter 8 has been set up on second drain pipe 4, obtain the real-time pressure information in second drain pipe 4 and send the controller, set up the highest value of pressure in second drain pipe 4 in the controller in advance, after the real-time pressure in second drain pipe 4 exceeded the highest value, first electrical control valve 5 of controller control and second electrical control valve 6 were closed simultaneously, stopped to drain.
Preferably, as another embodiment of the present invention, the steam generator further comprises a third steam drain pipe 9, a water inlet of the third steam drain pipe 9 is communicated with a water outlet of the upper high pressure heater 1, a third electric control valve 10 is arranged on the third steam drain pipe 9, and the third electric control valve 10 is electrically connected to the controller.
In this embodiment, in order to avoid that the real-time pressure in the second drain pipe 4 exceeds the maximum value, the controller controls the first electric control valve 5 and the second electric control valve 6 to be closed simultaneously, and when the drainage stopping condition occurs, the influence is caused on the high-pressure heater 1, the third drain pipe 9 is further provided in this embodiment, after the real-time pressure in the second drain pipe 4 exceeds the maximum value, the controller controls the third electric control valve 10 to be opened, and part of water in the high-pressure heater 1 is discharged through the third drain pipe 9, so that the pressures in the first drain pipe 3 and the second drain pipe 4 are within the normal range.
Preferably, as another embodiment of the present invention, the liquid level meter further comprises a second liquid level meter, the second liquid level meter is disposed in the lower high pressure heater 2, and the second liquid level meter is electrically connected to the controller.
In this embodiment, the real-time water level information in the lower high-pressure heater 2 is acquired by the second liquid level meter and sent to the controller, the highest value of the water level in the lower high-pressure heater 2 is set in the controller in advance, and the drainage operation is stopped when the water level in the lower high-pressure heater 2 is higher than the highest value.
Preferably, as another embodiment of the present invention, a check valve 11 is provided on each of the first drain pipe 3 and the second drain pipe 4.
In this embodiment, the first drain pipe 3 and the second drain pipe 4 are both provided with check valves 11 to prevent the water flow in the lower high pressure heater 2 from flowing back into the upper high pressure heater 1.
Preferably, as another embodiment of the present invention, the controller is connected to the client through a wireless communication module.
In the embodiment, the controller is in communication connection with the client through the wireless communication module, and the client can be a mobile phone or a computer and the like, so that a worker can conveniently master real-time information of the drain pipe structure.
While the embodiments of the invention have been disclosed above, it is not limited to the applications listed in the description and the embodiments, which are fully applicable in all kinds of fields suitable for the invention, and further modifications may be readily made by those skilled in the art, and the invention is therefore not limited to the specific details and embodiments shown and described herein, without departing from the general concept defined by the claims and their equivalents.
Claims (6)
1. The utility model provides a drain pipe structure for high pressure feed water heater, includes high pressure feed water heater (1), low high pressure feed water heater (2), first drain pipe (3) and second drain pipe (4) parallelly connected the setting, and the water inlet and the delivery port of the two equally divide respectively with the delivery port intercommunication of high pressure feed water heater (1) and with the water inlet intercommunication of low high pressure feed water heater (2), be equipped with first electric control valve (5) and second electric control valve (6) on first drain pipe (3) and the second drain pipe (4) respectively, its characterized in that still includes first level gauge, first pressure transmitter (7) and controller, first level gauge sets up in high pressure feed water heater (1), first pressure transmitter (7) set up on first drain pipe (3), the first electric regulating valve (5), the second electric regulating valve (6), the first liquid level meter and the first pressure transmitter (7) are electrically connected with the controller respectively.
2. A drain pipe structure for a high pressure heater according to claim 1, further comprising a second pressure transmitter (8), said second pressure transmitter (8) being arranged on said second drain pipe (4) and being electrically connected to said controller.
3. The drain pipe structure for high pressure heater according to claim 2, further comprising a third drain pipe (9), wherein the water inlet of the third drain pipe (9) is communicated with the water outlet of the high pressure heater (1), a third electric control valve (10) is provided on the third drain pipe (9), and the third electric control valve (10) is electrically connected with the controller.
4. The drain pipe structure for a high-pressure heater according to claim 1, further comprising a second level gauge provided in the lower high-pressure heater (2), the second level gauge being electrically connected to the controller.
5. A drain pipe structure for a high-pressure heater according to claim 1, characterized in that the first drain pipe (3) and the second drain pipe (4) are provided with check valves (11).
6. The drain pipe structure of any one of claims 1 to 4, wherein the controller is in communication with the client via a wireless communication module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022096917.XU CN213333696U (en) | 2020-09-22 | 2020-09-22 | Drainage pipeline structure for high-pressure heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022096917.XU CN213333696U (en) | 2020-09-22 | 2020-09-22 | Drainage pipeline structure for high-pressure heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213333696U true CN213333696U (en) | 2021-06-01 |
Family
ID=76066123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022096917.XU Active CN213333696U (en) | 2020-09-22 | 2020-09-22 | Drainage pipeline structure for high-pressure heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213333696U (en) |
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2020
- 2020-09-22 CN CN202022096917.XU patent/CN213333696U/en active Active
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