CN211011303U - Liquid level alarm regulating and controlling device for steam drum of industrial boiler - Google Patents
Liquid level alarm regulating and controlling device for steam drum of industrial boiler Download PDFInfo
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- CN211011303U CN211011303U CN201921992503.6U CN201921992503U CN211011303U CN 211011303 U CN211011303 U CN 211011303U CN 201921992503 U CN201921992503 U CN 201921992503U CN 211011303 U CN211011303 U CN 211011303U
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Abstract
The utility model discloses an industrial boiler drum liquid level warning regulation and control device, including drum body, moisturizing mechanism, ultrasonic wave level measurement alarm mechanism, play water mechanism, steam exchange mechanism and regulation and control analytic mechanism, moisturizing mechanism locates on the lateral wall of drum body left side, ultrasonic wave level measurement alarm mechanism and steam exchange mechanism locate drum body top, ultrasonic wave level measurement alarm mechanism right side is located to steam exchange mechanism, go out water mechanism and locate drum body bottom, regulation and control analytic mechanism is connected with moisturizing mechanism, ultrasonic wave level measurement alarm mechanism, play water mechanism, steam exchange mechanism. The utility model belongs to the technical field of the regulation and control of drum liquid level, specifically indicate the industrial boiler drum liquid level alarm regulation and control device who is applicable to industrial boiler drum liquid level height adjustment of quick regulation and control liquid level height fluctuation, the accurate monitoring liquid level height of ultrasonic wave, the big data analysis boiler equipment stability of acquisition warning.
Description
Technical Field
The utility model belongs to the technical field of the regulation and control of steam pocket liquid level, specifically indicate industrial boiler steam pocket liquid level warning regulation and control device.
Background
The steam drum is a cylindrical pressure container which is used for steam-water separation and steam purification in the industrial boiler, forms a water circulation loop and stores boiler water, and the liquid level of the steam drum is an important parameter in the operation of the industrial boiler, reflects the balance relation between the steam flow and the water supply quantity of the boiler, and is a necessary condition for the safe operation of the industrial boiler to keep the normal liquid level of the steam drum.
The steam pocket liquid level altitude measurement that uses at present is many through the monitoring of closed tube principle, thereby because there is the difference in level gauge temperature and the inside temperature of steam pocket to lead to measuring inaccurate, the regulation and control precision is low, increase the risk level, cause the reason of steam pocket liquid level altitude fluctuation to have a lot of, but current liquid level regulation and control mechanism only is responsible for highly adjusting the liquid level to the safe height, and there is real problem feedback with industrial boiler, thereby the realization reaches the effect of stabilizing the liquid level height for a long time to the adjustment of equipment.
SUMMERY OF THE UTILITY MODEL
For solving the above-mentioned current difficult problem, the utility model provides a quick regulation and control liquid level height fluctuation, the accurate monitoring liquid level height of ultrasonic wave, the stable industrial boiler drum liquid level warning regulation and control device who is applicable to industrial boiler drum liquid level height adjustment of big data analysis boiler equipment of obtaining the warning.
The utility model adopts the following technical scheme: the utility model discloses industrial boiler drum liquid level warning regulation and control device includes drum body, moisturizing mechanism, ultrasonic wave level measurement alarm mechanism, water outlet mechanism, steam exchange mechanism and regulation and control analysis mechanism in proper order, moisturizing mechanism locates on the lateral wall of drum body left side, ultrasonic wave level measurement alarm mechanism and steam exchange mechanism locate the drum body top, steam exchange mechanism locates the ultrasonic wave level measurement alarm mechanism right side, water outlet mechanism locates the drum body bottom, regulation and control analysis mechanism is connected with moisturizing mechanism, ultrasonic wave level measurement alarm mechanism, water outlet mechanism, steam exchange mechanism, the inside liquid region and the steam region that is equipped with of drum body, the steam region is located above the liquid region, ultrasonic wave level measurement alarm mechanism includes ultrasonic wave level gauge, high liquid level alarm lamp, normal liquid level indicator lamp and low liquid level alarm lamp, the lower end of the ultrasonic liquid level meter is fixedly connected inside the steam drum body, ultrasonic waves penetrate through a steam area to measure the distance from the liquid level of a liquid area to the ultrasonic liquid level meter, so as to measure the liquid level height, the high liquid level alarm lamp, the normal liquid level indicator lamp and the low liquid level alarm lamp are arranged at the upper end of the ultrasonic liquid level meter and outside the steam drum body, the water supplementing mechanism comprises a water inlet pipe, a water pump, a water flow regulating electromagnetic valve and a water flow meter, the water inlet pipe is fixedly connected to the left side of the steam drum body and communicated with the liquid area, the water pump, the water flow regulating electromagnetic valve and the water flow meter are arranged on the water inlet pipe, the water pump sends a liquid pump to the liquid area, the water flow regulating electromagnetic valve regulates the water flow according to the liquid level height condition, the water flow meter monitors, the steam drum body bottom and communicate with the liquid region are located to the outlet pipe rigid coupling, liquid level decline control solenoid valve is located on the outlet pipe, the solenoid valve plays the control action to liquid discharging in the liquid region from the outlet pipe, steam exchange mechanism includes steam flow path and steam flow meter, steam flow path locates steam drum body top and communicates with the steam region, steam flow meter locates on the steam flow path, the flow size when steam discharge in the steam flow meter real-time supervision steam flow path, regulation and control analytic mechanism is including regulation controller, stability analysis computer and analysis result display are connected.
Furthermore, the ultrasonic liquid level meter, the water pump, the water flow regulating electromagnetic valve and the liquid level descending control electromagnetic valve are connected with the regulating controller, so that when the ultrasonic liquid level meter measures the height value of the alarm liquid level, the regulating controller controls the water pump, the water flow regulating electromagnetic valve and the liquid level descending control electromagnetic valve to supplement or release and regulate the liquid in the steam drum body.
Furthermore, the ultrasonic liquid level measurement alarm mechanism, the water flow meter and the steam flow meter are connected with the stability analysis computer, when the ultrasonic liquid level meter measures the alarm liquid level height, the water flow meter and the steam flow meter feed back the flow value measured firstly to the stability analysis computer, and the reason of frequent fluctuation of the liquid level height caused by analysis of the numerical difference of the water flow and the steam flow is facilitated.
Preferably, the steam flowmeter is a vortex shedding flowmeter, and measurement of steam flow with different saturation degrees under different pressure environments is achieved.
Preferably, the water flow meter is an electromagnetic flow meter, so that accurate flow data can be obtained, and the accurate flow data can be fed back to the water flow regulating electromagnetic valve for accurate regulation and control.
Adopt above-mentioned structure the utility model discloses the beneficial effect who gains as follows: this scheme is an industrial boiler drum liquid level warning regulation and control device, through the accurate real-time height of measuring the liquid level of ultrasonic wave level gauge, through adjusting controller control moisturizing mechanism and water outlet mechanism, realizes the quick regulation and control to the liquid level height fluctuation, and steam flow meter and water flowmeter's flow value when reporting to the police through the contrast, analysis boiler equipment stability adjusts the effect in order to reach the long-time control liquid level fluctuation to equipment.
Drawings
FIG. 1 is a schematic view of the whole structure of the liquid level alarm control device of the steam drum of the industrial boiler;
FIG. 2 is a schematic view of the high liquid level alarm state of the liquid level alarm control device of the industrial boiler drum of the utility model;
fig. 3 is the low liquid level alarm state schematic diagram of the industrial boiler drum liquid level alarm regulation and control device of the utility model.
Wherein, 1, the steam pocket body, 2, moisturizing mechanism, 3, ultrasonic wave level measurement alarm mechanism, 4, go out water mechanism, 5, steam exchange mechanism, 6, regulation and control analysis mechanism, 7, the liquid region, 8, the steam region, 9, the ultrasonic wave level gauge, 10, high liquid level warning lamp, 11, normal liquid level pilot lamp, 12, low liquid level warning lamp, 13, the inlet tube, 14, the water pump, 15, rivers regulation solenoid valve, 16, the water flowmeter, 17, the outlet pipe, 18, the liquid level decline control solenoid valve, 19, the steam passageway, 20, the steam flowmeter, 21, regulation controller, 22, stability analysis computer, 23, analysis result display
Detailed Description
The technical solution of the present invention will be described in further detail with reference to specific embodiments, and all the parts of the present invention not described in detail in the technical features or the connection relation are the prior art.
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in figures 1-3, the utility model discloses an industrial boiler drum liquid level alarm regulation and control device, including drum body 1, moisturizing mechanism 2, ultrasonic wave liquid level measurement alarm mechanism 3, water outlet mechanism 4, steam exchange mechanism 5 and regulation and control analysis mechanism 6, moisturizing mechanism 2 is located on the left side wall of drum body 1, ultrasonic wave liquid level measurement alarm mechanism 3 and steam exchange mechanism 5 are located at the top of drum body 1, steam exchange mechanism 5 is located on the right side of ultrasonic wave liquid level measurement alarm mechanism 3, water outlet mechanism 4 is located at the bottom of drum body 1, regulation and control analysis mechanism 6 is connected with moisturizing mechanism 2, ultrasonic wave liquid level measurement alarm mechanism 3, water outlet mechanism 4, steam exchange mechanism 5, liquid region 7 and steam region 8 are equipped in drum body 1, steam region 8 is located above liquid region 7, the ultrasonic liquid level measurement alarm mechanism 3 comprises an ultrasonic liquid level meter 9, a high liquid level alarm lamp 10, a normal liquid level indicator lamp 11 and a low liquid level alarm lamp 12, the lower end of the ultrasonic liquid level meter 9 is fixedly connected with the inside of the steam pocket body 1, the high liquid level alarm lamp 10, the normal liquid level indicator lamp 11 and the low liquid level alarm lamp 12 are arranged at the upper end of the ultrasonic liquid level meter 9 and outside the steam pocket body 1, the water supplementing mechanism 2 comprises a water inlet pipe 13, a water pump 14, a water flow regulating electromagnetic valve 15 and a water flow meter 16, the water inlet pipe 13 is fixedly connected with the left side of the steam pocket body 1 and communicated with the liquid area 7, the water pump 14, the water flow regulating electromagnetic valve 15 and the water flow meter 16 are arranged on the water inlet pipe 13, the water pump 14 delivers liquid pump to the liquid area 7, the water outlet mechanism 4 comprises a water outlet pipe 17 and a liquid level descending control electromagnetic valve 18, the, the liquid level decline control solenoid valve 18 is located on outlet pipe 17, steam exchange mechanism 5 includes steam passageway 19 and steam flowmeter 20, steam passageway 19 is located the steam pocket body 1 top and is communicate with steam region 8, steam flowmeter 20 is located on steam passageway 19, regulation and control analysis mechanism 6 is including adjusting controller 21, stability analysis computer 22 and analysis result display 23 are connected.
The ultrasonic liquid level meter 9, the water pump 14, the water flow regulating electromagnetic valve 15 and the liquid level descending control electromagnetic valve 18 are connected with the regulating controller 21, the ultrasonic liquid level measuring alarm mechanism 3, the water flowmeter 16 and the steam flowmeter 20 are connected with the stability analysis computer 22, the steam flowmeter 20 is a vortex street flowmeter, and the water flowmeter 16 is an electromagnetic flowmeter.
When the device is used in detail, when the ultrasonic liquid level meter 9 detects that the liquid level height of the liquid region 7 is a normal value, the normal liquid level indicator lamp 11 is on, the water flow regulating electromagnetic valve 15 is opened, the water pump 14 pumps liquid into the liquid region 7 in the steam drum body 1 from the water inlet pipe 13, the water flow meter 16 monitors the water flow data in the water inlet pipe 13, the liquid level descending control electromagnetic valve 18 is in a closed state at the moment, steam in the steam region 8 flows out of the steam drum body 1 through the steam channel 19, when the liquid level height of the liquid region 7 detected by the ultrasonic liquid level meter 9 is a high liquid level value, the high liquid level alarm lamp 10 is on, the water flow meter 16 and the steam flow meter 20 send the flow data of the liquid in the water inlet pipe 13 and the steam in the steam channel 19 to the stability analysis computer 22, the ultrasonic liquid level meter 9 sends high liquid level abnormal data to the regulating controller 21, liquid in a liquid area 7 flows out of the steam pocket body 1 through a water outlet pipe 17, an adjusting controller 21 controls a water flow adjusting electromagnetic valve 15 to control the water flow speed of a water inlet pipe 13 to slow down, the liquid level height of the liquid area 7 slowly descends, when the liquid level height of the liquid area 7 measured by an ultrasonic liquid level meter 9 is a normal value, the adjusting controller 21 controls a liquid level descending control electromagnetic valve 18 to close, the liquid stops flowing out of the water outlet pipe 17, when the liquid level height of the liquid area 7 measured by the ultrasonic liquid level meter 9 is a low liquid level value, a low liquid level alarm lamp 12 is on, a water flow meter 16 and a steam flow meter 20 send flow size data of the liquid in the water inlet pipe 13 and steam in a steam channel 19 to a stability analysis computer 22, the ultrasonic liquid level meter 9 sends low liquid level abnormal data to the adjusting controller 21, the adjusting controller 21 controls the water flow adjusting, when the liquid level height of the liquid area 7 is measured to be a normal value by the ultrasonic liquid level meter 9, the adjusting controller 21 controls the water flow adjusting electromagnetic valve 15 to control the water flow speed of the water inlet pipe 13 to recover the speed before adjustment, the stability analysis computer 22 integrates and analyzes the obtained flow data of the water flow meter 16 and the steam flow meter 20, the flow numerical values of the steam flow meter 20 and the water flow meter 16 during alarming are compared and visually displayed on the analysis result display 23, and if the fluctuation frequency is high, problem troubleshooting is carried out on boiler equipment.
The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.
Claims (5)
1. Industrial boiler drum liquid level warning regulation and control device, its characterized in that: the steam drum comprises a steam drum body, a water supplementing mechanism, an ultrasonic liquid level measuring and alarming mechanism, a water outlet mechanism, a steam exchange mechanism and a regulation and analysis mechanism, wherein the water supplementing mechanism is arranged on the side wall of the left side of the steam drum body, the ultrasonic liquid level measuring and alarming mechanism and the steam exchange mechanism are arranged at the top of the steam drum body, the steam exchange mechanism is arranged on the right side of the ultrasonic liquid level measuring and alarming mechanism, the water outlet mechanism is arranged at the bottom of the steam drum body, the regulation and analysis mechanism is connected with the water supplementing mechanism, the ultrasonic liquid level measuring and alarming mechanism, the water outlet mechanism and the steam exchange mechanism, a liquid area and a steam area are arranged in the steam drum body, the steam area is arranged above the liquid area, the ultrasonic liquid level measuring and alarming mechanism comprises an ultrasonic liquid level meter, a high liquid level alarming lamp, a normal liquid level indicating lamp and a low, high liquid level alarm lamp, normal liquid level indicator lamp and low liquid level alarm lamp are located ultrasonic wave level gauge upper end and are located the steam pocket originally externally, moisturizing mechanism includes inlet tube, water pump, rivers regulation solenoid valve and water flowmeter, the inlet tube rigid coupling is located steam pocket body left side and is communicate with the liquid region, water pump, rivers regulation solenoid valve and water flowmeter locate on the inlet tube, it includes outlet pipe and liquid level decline control solenoid valve to go out water mechanism, the outlet pipe rigid coupling is located steam pocket body bottom and is communicated with the liquid region, liquid level decline control solenoid valve is located on the outlet pipe, steam exchange mechanism includes steam passageway and steam flow meter, steam passageway locates steam pocket body top and communicates with the steam region, steam flow meter locates on steam passageway, regulation and control analysis mechanism includes regulation controller, and control the steam flow meter, The stability analysis computer is connected with the analysis result display.
2. The industrial boiler drum liquid level alarm control device according to claim 1, characterized in that: the ultrasonic liquid level meter, the water pump, the water flow regulating electromagnetic valve and the liquid level descending control electromagnetic valve are connected with the regulating controller.
3. The industrial boiler drum liquid level alarm control device according to claim 1, characterized in that: the ultrasonic liquid level measurement alarm mechanism, the water flowmeter and the steam flowmeter are connected with a stability analysis computer.
4. The industrial boiler drum liquid level alarm control device according to claim 1, characterized in that: the steam flowmeter is a vortex shedding flowmeter.
5. The industrial boiler drum liquid level alarm control device according to claim 1, characterized in that: the water flow meter is an electromagnetic flow meter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921992503.6U CN211011303U (en) | 2019-11-18 | 2019-11-18 | Liquid level alarm regulating and controlling device for steam drum of industrial boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921992503.6U CN211011303U (en) | 2019-11-18 | 2019-11-18 | Liquid level alarm regulating and controlling device for steam drum of industrial boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211011303U true CN211011303U (en) | 2020-07-14 |
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ID=71467894
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921992503.6U Expired - Fee Related CN211011303U (en) | 2019-11-18 | 2019-11-18 | Liquid level alarm regulating and controlling device for steam drum of industrial boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211011303U (en) |
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2019
- 2019-11-18 CN CN201921992503.6U patent/CN211011303U/en not_active Expired - Fee Related
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Granted publication date: 20200714 Termination date: 20201118 |
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| CF01 | Termination of patent right due to non-payment of annual fee |