CN214951559U - Slag flushing water flow detection device - Google Patents

Slag flushing water flow detection device Download PDF

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Publication number
CN214951559U
CN214951559U CN202121427179.0U CN202121427179U CN214951559U CN 214951559 U CN214951559 U CN 214951559U CN 202121427179 U CN202121427179 U CN 202121427179U CN 214951559 U CN214951559 U CN 214951559U
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Prior art keywords
valve
control module
flow
communicated
water
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CN202121427179.0U
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张栋
朱子强
黄巍
李丛波
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Shangan Power Plant of Huaneng Power International Inc
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Shangan Power Plant of Huaneng Power International Inc
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Abstract

The utility model relates to a slag flushing water flow detection device, which comprises an electromagnetic flow meter, a control module, a power meter, an alarm and a display module; the electromagnetic flow meter, the power meter, the alarm and the display module are respectively electrically connected with the control module; the power meter is used for acquiring an active power signal of a water pump motor; the electromagnetic flowmeter is used for acquiring a flow signal of slag flushing water in a pipeline; the control module is used for controlling the display module to display the active power and the accumulated electric energy consumption of the water pump motor according to the active power signal; the control module is used for controlling the display module to display the instantaneous flow and the accumulated flow of the slag flushing water according to the flow signal; the control module is also used for controlling the alarm to give an alarm when the ratio of the active power signal to the flow signal exceeds a threshold value, so that the problem of inaccurate data acquisition in the use process of the flowmeter is solved.

Description

Slag flushing water flow detection device
Technical Field
The utility model relates to a towards sediment water flow detection device.
Background
The measurement of the ash pipe flow has a plurality of difficulties, firstly, the ash water slag content has a large and uncertain change range, and the accuracy of the measurement data is difficult to ensure because the constant is not fixed; secondly, the composite ash pipe has a complex structure, and the signal attenuation of a common flowmeter is serious; thirdly, the slag particles in the ash water have larger abrasion to the ash pipe and the mounting flange. The ultrasonic time difference method external clamp type flowmeter, the volumetric flowmeter, the flap flowmeter, the float flowmeter, the turbine flowmeter and other flowmeters can not meet the requirements.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a more accurate towards sediment water flow detection device of data acquisition in the flowmeter use is provided.
The utility model adopts the following technical scheme:
the utility model discloses a: the device comprises an electromagnetic flowmeter, a control module, a power meter, an alarm and a display module; the electromagnetic flow meter, the power meter, the alarm and the display module are respectively electrically connected with the control module; the power meter is used for acquiring an active power signal of a water pump motor; the electromagnetic flowmeter is used for acquiring a flow signal of slag flushing water in a pipeline; the control module is used for controlling the display module to display the active power and the accumulated electric energy consumption of the water pump motor according to the active power signal; the control module is used for controlling the display module to display the instantaneous flow and the accumulated flow of the slag flushing water according to the flow signal; the control module is also used for controlling the alarm to give an alarm when the ratio of the active power signal to the flow signal exceeds a threshold value.
The utility model discloses still include: the first valve and the second valve are both two-position three-way electromagnetic valves; the first valve and the second valve are respectively electrically connected with the control module; the electromagnetic flowmeter comprises a water inlet and a water outlet, a first end of the first valve is communicated with the water inlet, a second end of the first valve is communicated with the water inlet, and a third end of the first valve is communicated with the water outlet; the first end of the second valve is communicated with the water outlet, the second end of the second valve is communicated with the water inlet, and the third end of the second valve is communicated with the water outlet; the control module is also used for controlling the first valve and the second valve to switch the communication state to realize back flushing of the electromagnetic flowmeter when the ratio of the active power signal to the flow signal exceeds a threshold value.
The utility model discloses still include: the pressure gauge is used for acquiring a water inlet pressure signal; the pressure gauge is electrically connected with the control module; the control module is also used for controlling the display module to display the water inlet pressure; the control module is also used for controlling the first valve and the second valve to switch the communication state to realize back flushing of the electromagnetic flowmeter when the ratio of the pressure signal to the flow signal exceeds a threshold value.
The utility model discloses still include: and one end of the filter is communicated with the water inlet of the electromagnetic flowmeter, and the other end of the filter is communicated with the first end of the first valve.
The filter is a Y-shaped filter.
The utility model discloses positive effect as follows:
1. when the utility model works normally, the first end of the first valve is communicated with the second end, thereby realizing the communication between the water inlet and the water inlet of the electromagnetic flowmeter; the first end of the second valve is communicated with the third end, so that the water outlet is communicated with the water outlet of the electromagnetic flowmeter, and the electromagnetic flowmeter normally collects flow signals at the moment. When the power of a water pump motor is increased and a flow signal acquired by the electromagnetic flowmeter is reduced, and the ratio of the power to the flow signal exceeds a threshold value, the situation that congestion occurs to a certain degree in the electromagnetic flowmeter is shown, and at the moment, the first end of the first valve is communicated with the third end, so that the water outlet is communicated with the water inlet of the electromagnetic flowmeter; the first end of the second valve is communicated with the second end, so that the water inlet is communicated with the water outlet of the electromagnetic flowmeter. Through the state switching of the first valve and the second valve, the back washing of the interior of the electromagnetic flowmeter is realized, the jam is removed, and the accuracy of the electromagnetic flowmeter for acquiring signals is ensured.
2. When the pressure of the water inlet is increased and the flow signal collected by the electromagnetic flowmeter is reduced, the ratio of the pressure to the flow signal exceeds the threshold value, which indicates that congestion occurs to a certain extent in the electromagnetic flowmeter, the first end of the first valve is communicated with the third end, so that the communication between the water outlet and the water inlet of the electromagnetic flowmeter is realized; the first end of the second valve is communicated with the second end, so that the water inlet is communicated with the water outlet of the electromagnetic flowmeter. Through the state switching of the first valve and the second valve, the back washing of the interior of the electromagnetic flowmeter is realized, the jam is removed, and the accuracy of the electromagnetic flowmeter for acquiring signals is ensured.
3. The utility model discloses the filter can filter the towards sediment water before getting into magnetic flowmeter.
4. The utility model discloses Y type filter has advantages such as non-maintaining, filter area is big, the filter screen is efficient, long service life, stainless steel, filtering accuracy are optional and the specification is complete.
Drawings
FIG. 1 is a functional block diagram of the present invention;
fig. 2 is a schematic diagram of the pipeline of the present invention.
In the drawings: 1. an electromagnetic flow meter; 2. a water pump; 3. a first valve; 4. a second valve; 5. a water inlet; 6. a water outlet; 7. a filter; 8. and a pressure gauge.
Detailed Description
As shown in the attached fig. 1-2, the utility model comprises: the device comprises an electromagnetic flowmeter 1, a control module, a power meter, an alarm and a display module; the electromagnetic flow meter 1, the power meter, the alarm and the display module are respectively and electrically connected with the control module; the power meter is used for acquiring an active power signal of the motor of the water pump 2; the electromagnetic flowmeter 1 is used for collecting a flow signal of slag flushing water in a pipeline; the control module is used for controlling the display module to display the active power and the accumulated electric energy consumption of the motor of the water pump 2 according to the active power signal; the control module is used for controlling the display module to display the instantaneous flow and the accumulated flow of the slag flushing water according to the flow signal; the control module is also used for controlling the alarm to give an alarm when the ratio of the active power signal to the flow signal exceeds a threshold value.
The utility model discloses still include: the valve comprises a first valve 3 and a second valve 4, wherein the first valve 3 and the second valve 4 are both two-position three-way electromagnetic valves; the first valve 3 and the second valve 4 are respectively electrically connected with the control module; the electromagnetic flow meter 1 comprises a water inlet 5 and a water outlet 6, a first end of the first valve 3 is communicated with the water inlet 5, a second end of the first valve 3 is communicated with the water inlet 5, and a third end of the first valve 3 is communicated with the water outlet 6; a first end of the second valve 4 is communicated with the water outlet 6, a second end of the second valve 4 is communicated with the water inlet 5, and a third end of the second valve 4 is communicated with the water outlet 6; the control module is also used for controlling the first valve 3 and the second valve 4 to switch the communication state to realize the back flushing of the electromagnetic flowmeter 1 when the ratio of the active power signal to the flow signal exceeds a threshold value. When the electromagnetic flowmeter works normally, the first end and the second end of the first valve 3 are communicated, so that the water inlet 5 is communicated with the water inlet 5 of the electromagnetic flowmeter 1; the first end and the third end intercommunication of second valve 4 to realize delivery port 6 and the delivery port 6 intercommunication of electromagnetic flowmeter 1, electromagnetic flowmeter 1 normally gathers flow signal this moment. When the power of the motor of the water pump 2 is increased and the flow signal acquired by the electromagnetic flowmeter 1 is reduced, and the ratio of the power to the flow signal exceeds a threshold value, the situation that congestion occurs to a certain degree in the electromagnetic flowmeter 1 is indicated, and at the moment, the first end of the first valve 3 is communicated with the third end, so that the water outlet 6 is communicated with the water inlet 5 of the electromagnetic flowmeter 1; the first end and the second end of the second valve 4 are communicated, so that the water inlet 5 is communicated with the water outlet 6 of the electromagnetic flowmeter 1. Through the state switching of the first valve 3 and the second valve 4, the back washing of the interior of the electromagnetic flowmeter 1 is realized, the jam is removed, and the accuracy of the electromagnetic flowmeter 1 for acquiring signals is ensured.
The utility model discloses still include: the pressure gauge 8 is used for acquiring a pressure signal of the water inlet 5; the pressure gauge 8 is electrically connected with the control module; the control module is also used for controlling the display module to display the pressure of the water inlet 5; the control module is also used for controlling the first valve 3 and the second valve 4 to switch the communication state to realize the back flushing of the electromagnetic flowmeter 1 when the ratio of the pressure signal to the flow signal exceeds a threshold value. When the pressure of the water inlet 5 is increased and the flow signal acquired by the electromagnetic flowmeter 1 is reduced, and the ratio of the two is over a threshold value, the situation that congestion occurs to a certain degree in the electromagnetic flowmeter 1 is indicated, and at the moment, the first end of the first valve 3 is communicated with the third end, so that the water outlet 6 is communicated with the water inlet 5 of the electromagnetic flowmeter 1; the first end and the second end of the second valve 4 are communicated, so that the water inlet 5 is communicated with the water outlet 6 of the electromagnetic flowmeter 1. Through the state switching of the first valve 3 and the second valve 4, the back washing of the interior of the electromagnetic flowmeter 1 is realized, the jam is removed, and the accuracy of the electromagnetic flowmeter 1 for acquiring signals is ensured.
The utility model discloses still include: and one end of the filter 7 is communicated with the water inlet 5 of the electromagnetic flowmeter 1, and the other end of the filter 7 is communicated with the first end of the first valve 3. The filter 7 can filter the slag flushing water before entering the magnetic flowmeter.
The filter 7 is a Y-shaped filter 7. The Y-shaped filter 7 has the advantages of maintenance free, large filtering area, high filtering screen efficiency, long service life, stainless steel material, selectable filtering precision, complete specification and the like.
When the electromagnetic flowmeter works normally, the first end and the second end of the first valve 3 are communicated, so that the water inlet 5 is communicated with the water inlet 5 of the electromagnetic flowmeter 1; the first end and the third end intercommunication of second valve 4 to realize delivery port 6 and the delivery port 6 intercommunication of electromagnetic flowmeter 1, electromagnetic flowmeter 1 normally gathers flow signal this moment. When the power of the motor of the water pump 2 is increased and the flow signal acquired by the electromagnetic flowmeter 1 is reduced, and the ratio of the power to the flow signal exceeds a threshold value, the situation that congestion occurs to a certain degree in the electromagnetic flowmeter 1 is indicated, and at the moment, the first end of the first valve 3 is communicated with the third end, so that the water outlet 6 is communicated with the water inlet 5 of the electromagnetic flowmeter 1; the first end and the second end of the second valve 4 are communicated, so that the water inlet 5 is communicated with the water outlet 6 of the electromagnetic flowmeter 1.
When the pressure of the water inlet 5 is increased and the flow signal acquired by the electromagnetic flowmeter 1 is reduced, and the ratio of the two is over a threshold value, the situation that congestion occurs to a certain degree in the electromagnetic flowmeter 1 is indicated, and at the moment, the first end of the first valve 3 is communicated with the third end, so that the water outlet 6 is communicated with the water inlet 5 of the electromagnetic flowmeter 1; the first end and the second end of the second valve 4 are communicated, so that the water inlet 5 is communicated with the water outlet 6 of the electromagnetic flowmeter 1
Through the state switching of the first valve 3 and the second valve 4, the back washing of the interior of the electromagnetic flowmeter 1 is realized, the jam is removed, and the accuracy of the electromagnetic flowmeter 1 for acquiring signals is ensured.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims (5)

1. The utility model provides a towards sediment water flow detection device which characterized in that includes: the device comprises an electromagnetic flowmeter (1), a control module, a power meter, an alarm and a display module;
the electromagnetic flow meter (1), the power meter, the alarm and the display module are respectively and electrically connected with the control module;
the power meter is used for acquiring an active power signal of a motor of the water pump (2);
the electromagnetic flowmeter (1) is used for collecting flow signals of slag flushing water in a pipeline;
the control module is used for controlling the display module to display the active power and the accumulated electric energy consumption of the motor of the water pump (2) according to the active power signal;
the control module is used for controlling the display module to display the instantaneous flow and the accumulated flow of the slag flushing water according to the flow signal;
the control module is also used for controlling the alarm to give an alarm when the ratio of the active power signal to the flow signal exceeds a threshold value.
2. The slag flushing water flow rate detecting device according to claim 1, further comprising: the valve comprises a first valve (3) and a second valve (4), wherein the first valve (3) and the second valve (4) are both two-position three-way electromagnetic valves; the first valve (3) and the second valve (4) are respectively electrically connected with the control module;
the electromagnetic flow meter (1) comprises a water inlet (5) and a water outlet (6), the first end of the first valve (3) is communicated with the water inlet (5), the second end of the first valve (3) is communicated with the water inlet (5), and the third end of the first valve (3) is communicated with the water outlet (6);
the first end of the second valve (4) is communicated with the water outlet (6), the second end of the second valve (4) is communicated with the water inlet (5), and the third end of the second valve (4) is communicated with the water outlet (6);
the control module is also used for controlling the first valve (3) and the second valve (4) to switch a communication state to realize back flushing of the electromagnetic flowmeter (1) when the ratio of the active power signal to the flow signal exceeds a threshold value.
3. The slag flushing water flow rate detecting device according to claim 2, further comprising: the pressure gauge (8), the pressure gauge (8) is used for collecting pressure signals of the water inlet (5); the pressure gauge (8) is electrically connected with the control module;
the control module is also used for controlling the display module to display the pressure of the water inlet (5);
the control module is also used for controlling the first valve (3) and the second valve (4) to switch a communication state to realize back flushing of the electromagnetic flowmeter (1) when the ratio of the pressure signal to the flow signal exceeds a threshold value.
4. The slag flushing water flow rate detecting device according to claim 2, further comprising: the filter (7), filter (7) one end with electromagnetic flowmeter (1) water inlet (5) intercommunication, filter (7) other end with first valve (3) first end intercommunication.
5. The slag flushing water flow detecting device according to claim 4, characterized in that the filter (7) is a Y-shaped filter.
CN202121427179.0U 2021-06-25 2021-06-25 Slag flushing water flow detection device Active CN214951559U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202121427179.0U CN214951559U (en) 2021-06-25 2021-06-25 Slag flushing water flow detection device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202121427179.0U CN214951559U (en) 2021-06-25 2021-06-25 Slag flushing water flow detection device

Publications (1)

Publication Number Publication Date
CN214951559U true CN214951559U (en) 2021-11-30

Family

ID=79077855

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202121427179.0U Active CN214951559U (en) 2021-06-25 2021-06-25 Slag flushing water flow detection device

Country Status (1)

Country Link
CN (1) CN214951559U (en)

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