CN114383836A - Dilution water head box valve fault analysis system - Google Patents
Dilution water head box valve fault analysis system Download PDFInfo
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- CN114383836A CN114383836A CN202111501593.6A CN202111501593A CN114383836A CN 114383836 A CN114383836 A CN 114383836A CN 202111501593 A CN202111501593 A CN 202111501593A CN 114383836 A CN114383836 A CN 114383836A
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- water
- analysis system
- headbox
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 155
- 239000012895 dilution Substances 0.000 title claims abstract description 71
- 238000010790 dilution Methods 0.000 title claims abstract description 71
- 238000004458 analytical method Methods 0.000 title claims abstract description 20
- 230000005540 biological transmission Effects 0.000 claims abstract description 13
- 238000007405 data analysis Methods 0.000 claims abstract description 11
- 238000012545 processing Methods 0.000 claims abstract description 5
- 238000006073 displacement reaction Methods 0.000 claims description 18
- 230000003139 buffering effect Effects 0.000 claims description 12
- 238000004537 pulping Methods 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 abstract description 3
- 238000007789 sealing Methods 0.000 description 25
- 230000033001 locomotion Effects 0.000 description 7
- 239000002002 slurry Substances 0.000 description 5
- 230000000149 penetrating effect Effects 0.000 description 4
- 230000006378 damage Effects 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 239000012530 fluid Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000011002 quantification Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
- G01M13/003—Machine valves
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- General Physics & Mathematics (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention provides a dilution water head box valve fault analysis system, which comprises a dilution water valve applied to a water flow head box, and comprises: the data acquisition unit is used for acquiring the running state data of the dilution water valve in real time; the data transmission unit is used for receiving the running state data and transmitting the running state data to the data analysis unit; and the data analysis unit is used for receiving the running state data and analyzing and processing the running state data. The invention can collect the running state data of the dilution water valve in time and carry out effective fault analysis, thereby facilitating the timely maintenance of workers and improving the pulping efficiency.
Description
Technical Field
The invention mainly relates to the technical field of pulping and papermaking, in particular to a dilution water head box valve fault analysis system.
Background
The dilution water valve plays a role in adjusting the flow of the dilution white water entering the tube bundle of the head box, so the quality of the adjustment of the dilution water valve directly influences the banner quantification of the whole paper.
According to the dilution water system of the head box provided by the patent document with the application number of CN201320742081.3, the product comprises a white water tank, a white water pump, a filter screen, the head box and an automatic detection device, wherein a water outlet of the white water tank is communicated with an input end of the white water pump, an output end of the white water pump is communicated with a water inlet of the filter screen, and a water outlet of the filter screen is communicated with a stock inlet of the head box; the inside of the box body of the head box is provided with a plurality of nozzles, each nozzle is provided with a water spraying valve, and the water spraying valves are electrically connected with an automatic detection device. This dilution water system uses the plain boiled water that paper machine wire section takes off to be the water source, and the process filter screen pressure regulating is handled the back and is gone into the head box, and a plurality of nozzles that the head box was installed, every nozzle are provided with controllable water spray valve, detect the size of the quantitative moisture of this point and the aperture of this point water spray valve of automatically regulated according to automatic checkout device to the paper banner that makes and vertical moisture are unanimous, and then can adjust the paper degree of consistency better.
The dilution water system automatically adjusts the opening of the water spray valve at the point according to the quantitative moisture of the point detected by the automatic detection device, so that the paper banner and the longitudinal moisture are consistent, but the traditional dilution water system is difficult to effectively monitor and diagnose the operation of the dilution water valve, so that the maintenance of the dilution water valve is not timely enough, and the pulping efficiency is influenced.
Disclosure of Invention
The invention mainly provides a dilution water head box valve fault analysis system for solving the technical problems in the background technology.
The technical scheme adopted by the invention for solving the technical problems is as follows:
a dilution water headbox valve failure analysis system including a dilution water valve for use in a water headbox, comprising:
the data acquisition unit is used for acquiring the running state data of the dilution water valve in real time;
the data transmission unit is used for receiving the running state data and transmitting the running state data to the data analysis unit;
and the data analysis unit is used for receiving the running state data and analyzing and processing the running state data.
Furthermore, the dilution water valve comprises a water outlet pipe connected with the water inlet end of the water flow slurry tank, a valve body connected with the water inlet end of the water outlet pipe, and a water inlet pipe connected with the water inlet end of the valve body, wherein the upper surface of the valve body is connected with an electric actuator.
Furthermore, the dilution water valve comprises a water outlet pipe connected with the water inlet end of the water flow slurry tank, a valve body connected with the water inlet end of the water outlet pipe, and a water inlet pipe connected with the water inlet end of the valve body, wherein the upper surface of the valve body is connected with an electric actuator.
Further, electric actuator including install in the support frame of valve body upper surface, install in the motor of support frame upper surface, and with the output shaft of motor extends to the lead screw that the inside one end of support frame is connected, the output shaft one end surface that the motor was kept away from to the lead screw is equipped with the valve rod through the screw cover, the top surface cover of valve rod is equipped with the inside that the support frame extended to the valve body is run through to the lifting disk, bottom, and the valve rod changes the rotary motion of lead screw into self linear motion through the screw to drive the valve rod and go up and down.
Furthermore, the data acquisition unit comprises an angular velocity sensor sleeved on the outer surface of the output shaft of the motor and a linear displacement sensor embedded in one end of the lifting disc shell, so that the angular velocity information of the output shaft of the motor is acquired in real time, the linear displacement information of the lifting disc is acquired, and the angular velocity information of the output shaft of the motor is monitored through the angular velocity sensor.
Furthermore, the data acquisition unit also comprises a temperature sensor arranged on the outer surface of the motor and used for acquiring the temperature information of the motor in real time and monitoring the temperature information of the motor in real time through the temperature sensor.
Further, electric actuator still locates including the cover the buffering gasbag of valve rod surface, buffering gasbag is located the top of lifter plate through the aerifing of the buffering gasbag that is connected with the air pump provides the buffering for the valve rod, reduces because of the interior fluidic destruction that causes the valve rod of flowing of valve body.
Furthermore, the data acquisition unit also comprises a pressure sensor embedded in one end, far away from the linear displacement sensor, of the lifting disc shell, so as to acquire pressure information generated when the lifting disc extrudes the buffering air bag, and the pressure information generated when the lifting disc extrudes the buffering air bag is monitored through the pressure sensor.
Further, dilute the water valve and still locate including the cover the first connection pad of the income water end surface of outlet pipe and dilution water valve, and the cover is located the second connection pad of the play water end surface of inlet tube and dilution water valve, two aerify sealed dish between first connection pad and two second connection pads, the interior surface mounting of aerifing sealed dish has a plurality of gas outlets, when producing the leakage between the income water end of outlet pipe and dilution water valve and between the play water end of inlet tube and dilution water valve, through the gas curtain that high-pressure air formed, seals this clearance.
Furthermore, the data acquisition unit also comprises a first air pressure sensor penetrating through the first connecting disc and a second air pressure sensor penetrating through the second connecting disc, and air pressure information of high-pressure air filled in a gap between the water outlet pipe and the water inlet end of the dilution water valve is monitored through the first air pressure sensor.
Further, the dilution water valve is still including connecting the end of giving vent to anger of buffering gasbag and two between the first connection pad aerify the first gas-supply pipe that the income gas end of sealed dish is connected, connect two between the first connection pad aerify the end of giving vent to anger of sealed dish and two between the second connection pad aerify the second gas-supply pipe that the income gas end of sealed dish is connected, and connect two between the second connection pad aerify between the sealed dish give vent to anger the end and the third gas-supply pipe that the income gas end of buffering gasbag is connected, will cushion the sealed dish of aerifing between two first connection pads of unnecessary high-pressure air input in the gasbag through first gas-supply pipe, for aerifing the sealed dish air feed.
Compared with the prior art, the invention has the beneficial effects that:
the invention can collect the running state data of the dilution water valve in time and carry out effective fault analysis so as to facilitate the timely maintenance of workers and improve the pulping efficiency, and the method specifically comprises the following steps: the data acquisition unit is used for acquiring running state data of the dilution water valve in real time, the data transmission unit is used for receiving the running state data, the running state data is transmitted to the data analysis unit, and the data analysis unit is used for receiving the running state data and analyzing and processing the running state data.
The present invention will be explained in detail below with reference to the drawings and specific embodiments.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an isometric view of the present invention;
FIG. 3 is a right side view of the present invention;
FIG. 4 is a schematic diagram of the structure of the electric actuator and the data acquisition unit of the present invention;
FIG. 5 is an exploded view of the present invention;
FIG. 6 is a top view of the present invention;
FIG. 7 is a front view of the present invention;
FIG. 8 is a flow chart of the present invention.
In the figure: 10. a dilution water valve; 11. a water outlet pipe; 12. a valve body; 13. an electric actuator; 131. a support frame; 132. a motor; 133. a screw rod; 134. a valve stem; 135. a lifting plate; 136. a buffer air bag; 1361. a third gas delivery pipe; 14. a first splice tray; 15. a second connecting disc; 16. an inflatable sealing disc; 17. a water inlet pipe; 18. a first gas delivery pipe; 19. a second gas delivery pipe; 20. a data acquisition unit; 21. an angular velocity sensor; 22. a linear displacement sensor; 23. a temperature sensor; 24. a pressure sensor; 25. a first air pressure sensor; 26. a second air pressure sensor; 30. a data transmission unit; 40. and a data analysis unit.
Detailed Description
In order to facilitate an understanding of the invention, the invention will now be described more fully hereinafter with reference to the accompanying drawings, in which several embodiments of the invention are shown, but which may be embodied in different forms and not limited to the embodiments described herein, but which are provided so as to provide a more thorough and complete disclosure of the invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may be present, and when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present, as the terms "vertical", "horizontal", "left", "right" and the like are used herein for descriptive purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the knowledge of the terms used herein in the specification of the present invention is for the purpose of describing particular embodiments and is not intended to limit the present invention, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
In an embodiment, referring to fig. 1 to 8, the data acquisition unit 20 is configured to acquire the operation state data of the dilution water valve 10 in real time;
a data transmission unit 30, configured to receive the operation status data and transmit the operation status data to a data analysis unit 40;
and the data analysis unit 40 is configured to receive the operation state data and perform analysis processing on the operation state data.
Specifically, please refer to fig. 1, 3 and 4 with great emphasis, the dilution water valve 10 includes an outlet pipe 11 connected to the water inlet end of the water flow slurry tank, a valve body 12 connected to the water inlet end of the outlet pipe 11, and a water inlet pipe 17 connected to the water inlet end of the valve body 12, the upper surface of the valve body 12 is connected to an electric actuator 13, the electric actuator 13 includes a support frame 131 installed on the upper surface of the valve body 12, a motor 132 installed on the upper surface of the support frame 131, and a screw rod 133 connected to one end of the output shaft of the motor 132 extending into the support frame 131, the outer surface of one end of the output shaft of the screw rod 133 away from the motor 132 is provided with a valve rod 134 through a nut sleeve, the outer surface of the top end of the valve rod 134 is sleeved with a lifting disc 135, and the bottom end of the valve rod extends into the valve body 12 through the support frame 131;
in this embodiment, when the output shaft of the motor 132 drives the screw rod 133 connected thereto to rotate, the valve rod 134 converts the rotary motion of the screw rod 133 into its own linear motion through the nut, so as to drive the valve rod 134 to move up and down.
Specifically, please refer to fig. 2 and 3 again, the data acquisition unit 20 includes an angular velocity sensor 21 sleeved on an outer surface of the output shaft of the motor 132, and a linear displacement sensor 22 embedded in one end of the housing of the lifting disc 135 to acquire angular velocity information of the output shaft of the motor 132 in real time and linear displacement information of the lifting disc 135, the data acquisition unit 20 further includes a temperature sensor 23 installed on an outer surface of the motor 132 to acquire temperature information of the motor 132 in real time, the electric actuator 13 further includes a buffer airbag 136 sleeved on an outer surface of the valve rod 134, and the buffer airbag 136 is disposed at a top end of the lifting disc 135;
in this embodiment, the angular velocity information of the output shaft of the motor 132 is monitored by the angular velocity sensor 21 of the model L3GD20TR, the linear displacement information of the up-and-down movement of the lifting plate 135 is monitored in real time by the linear displacement sensor 22 of the model ZW-7000T, and the data transmission unit 30 of the WIFI module of the model F23BUUM13-W2 transmits the angular velocity information and the linear displacement information to the PLC controller of the model FX3GA, so that the PLC controller determines whether the values recorded by the angular velocity information and the linear displacement information conform to the set values;
further, the temperature sensor 23 with the model of SHT20 is used for monitoring the temperature information of the motor 132 in real time, so that the data transmission unit 30 of the WIFI module with the model of F23BUUM13-W2 is used for transmitting an electric signal with the temperature information to the PLC controller with the model of FX3GA, and the PLC controller is used for judging whether the numerical value recorded by the temperature information meets the set value;
further, the valve rod 134 is buffered by the inflation of the buffer air bag 136 connected with the air pump, so that the damage to the valve rod 134 caused by the flow of the fluid in the valve body 12 is reduced.
Specifically, please refer to fig. 2, 3 and 4 again, the data acquisition unit 20 further includes a pressure sensor 24 embedded in one end of the lifting disc 135 far away from the linear displacement sensor 22 to acquire pressure information generated when the lifting disc 135 squeezes the buffer air bag 136, the dilution water valve 10 further includes a first connection disc 14 sleeved on the outer surfaces of the water inlet ends of the water outlet pipe 11 and the dilution water valve 10, a second connection disc 15 sleeved on the outer surfaces of the water outlet ends of the water inlet pipe 17 and the dilution water valve 10, an inflatable sealing disc 16 between the first connection disc 14 and the two second connection discs 15, a plurality of air outlets 161 are installed on the inner surface of the inflatable sealing disc 16, the data acquisition unit 20 further includes a first air pressure sensor 25 penetrating through the first connection disc 14, and a second air pressure sensor 26 penetrating through the second connection disc 15, the dilution water valve 10 further comprises a first air pipe 18 connected with the air outlet end of the buffering air bag 136 and the air inlet end of the inflatable sealing disc 16 between the two first connecting discs 14, a second air pipe 19 connected with the air outlet end of the inflatable sealing disc 16 between the two first connecting discs 14 and the air inlet end of the inflatable sealing disc 16 between the two second connecting discs 15, and a third air pipe 1361 connected with the air outlet end of the inflatable sealing disc 16 between the two second connecting discs 15 and the air inlet end of the buffering air bag 136;
in this embodiment, the pressure sensor 24 of model LWPH9 xxxvv is used to monitor the pressure information generated by the lifting disc 135 pressing the buffer airbag 136, so that the data transmission unit 30 of the WIFI module of model F23BUUM13-W2 transmits the electrical signal with the pressure information to the PLC controller of model FX3GA, so as to determine whether the value recorded in the pressure information meets the set value;
further, the first connecting discs 14 are respectively connected with the water outlet pipe 11 and the flanges on the dilution water valve 10 through flanges, so that the two first connecting discs 14 clamp the inflatable sealing discs 16 to complete the fixation of the inflatable sealing discs 16, and similarly, the second connecting disc 15 clamps the other inflatable sealing disc 16 to complete the fixation of the other inflatable sealing disc 16, so that high-pressure air is flushed into a gap between the water outlet pipe 11 and the water inlet end of the dilution water valve 10 through the air outlets 161 on the inflatable sealing discs 16, and high-pressure air is flushed into a gap between the water inlet pipe 17 and the water outlet end of the dilution water valve 10, so that when leakage is generated between the water outlet pipe 11 and the water inlet end of the dilution water valve 10 and between the water inlet pipe 17 and the water outlet end of the dilution water valve 10, the gap is sealed through an air curtain formed by the high-pressure air;
further, first air pressure information of high-pressure air filled in a gap between the water outlet pipe 11 and the water inlet end of the dilution water valve 10 is monitored through a first air pressure sensor 25 with the model of MPXV7002DP, second air pressure information of high-pressure air filled in a gap between the water inlet pipe 17 and the water outlet end of the dilution water valve 10 is monitored through a second air pressure sensor 26, so that an electric signal with the first air pressure information and the second air pressure information is transmitted to a PLC controller with the model of FX3GA through a data transmission unit 30 of a WIFI module with the model of F23BUUM13-W2, and whether numerical values recorded by the first air pressure information and the second air pressure information meet set values or not is judged through the PLC controller, and if the numerical values are exceeded, leakage occurs at the water inlet end and the water outlet end of the dilution water valve 10;
further, redundant high-pressure air in the buffer air bag 136 is input into the inflatable sealing disk 16 between the two first connecting disks 14 through the first air pipe 18 to supply air for the inflatable sealing disk 16, the high-pressure air in the inflatable sealing disk 16 between the two first connecting disks 14 is guided to enter the inflatable sealing disk 16 between the two second connecting disks 15 through the second air pipe 19 to supplement the high-pressure air for the inflatable sealing disk 16, the redundant high-pressure air in the inflatable sealing disk 16 between the two second connecting disks 15 is guided to flow back to the buffer air bag 136 through the third air pipe 1361 to supplement the high-pressure air for the buffer air bag 136, and a high-pressure air release valve connected with the inflatable sealing disk 16 is arranged at the air inlet ends of the second air pipe 19 and the third air pipe 1361 to prevent the high-pressure air in the inflatable sealing disk 16 from being damaged due to excessive high-pressure air.
The specific operation mode of the invention is as follows:
when the running state of the dilution water valve 10 is analyzed by using a fault analysis system, and the screw rod 133 connected with the output shaft of the motor 132 is driven to rotate by the output shaft of the motor 132, the rotary motion of the screw rod 133 is converted into the linear motion of the valve rod 134 through a screw nut, so that the valve rod 134 is driven to lift, and the control of the dilution degree in the water flow slurry box pipe bundle is realized;
when the dilution degree in the water flow slurry box pipe bundle is controlled, the angular velocity information of an output shaft of the motor 132 is monitored through an angular velocity sensor 21 with the model number of L3GD20TR, the linear displacement information of the up-and-down lifting of the lifting disc 135 is monitored in real time through a linear displacement sensor 22 with the model number of ZW-7000T, the temperature information of the motor 132 is monitored in real time through a temperature sensor 23 with the model number of SHT20, and therefore the data transmission unit 30 of a WIFI module with the model number of F23BUUM13-W2 transmits the angular velocity information, the temperature information and the linear displacement information to a PLC with the model number of FX3GA, and the PLC judges whether numerical values recorded by the angular velocity information, the temperature information and the linear displacement information accord with set values or not so as to judge whether the motor 132, the screw rod 133 and the valve rod 134 fail or not;
the valve rod 134 is buffered by inflating a buffer air bag 136 connected with an air pump, so that damage to the valve rod 134 caused by flow of fluid in the valve body 12 is reduced, pressure information generated when the lifting disc 135 extrudes the buffer air bag 136 is monitored by a pressure sensor 24 with the model of LWPH9 XXXVV, an electric signal with the pressure information is transmitted to a PLC (programmable logic controller) with the model of FX3GA by a data transmission unit 30 of a WIFI module with the model of F23BUUM13-W2, and whether a numerical value recorded by the pressure information meets a set value is judged by the PLC, so that whether the valve rod 134 is damaged due to frequent impact of white water is judged;
the first connecting discs 14 are connected to the water outlet pipe 11 and the flanges of the dilution water valve 10 via flanges, respectively, so that the inflatable sealing discs 16 are clamped by the two first connecting discs 14, and the fixation of the inflatable sealing discs 16 is completed, and similarly, the other inflatable sealing disc 16 is clamped by the second connecting disc 15, and the fixation of the other inflatable sealing disc 16 is completed, so that when a leakage occurs between the water inlet pipe 17 and the water outlet end of the dilution water valve 10 and between the water outlet pipe 11 and the water inlet end of the dilution water valve 10 via the air outlet 161 of the inflatable sealing disc 16, the gap is sealed by an air curtain formed by high-pressure air, and the gap filled in the gap between the water inlet pipe 11 and the water outlet end of the dilution water valve 10 is monitored by a first air pressure sensor 25 of the type MPXV7002DP First air pressure information of air, second air pressure information of high-pressure air filled in a gap between the water inlet pipe 17 and the water outlet end of the dilution water valve 10 is monitored through the second air pressure sensor 26, so that an electric signal with the first air pressure information and the second air pressure information is transmitted to the PLC with the model FX3GA through the data transmission unit 30 of the WIFI module with the model F23BUUM13-W2, whether numerical values recorded by the first air pressure information and the second air pressure information accord with set values or not is judged through the PLC, and if the numerical values exceed the set values, leakage occurs at the water inlet end and the water outlet end of the dilution water valve 10.
The invention is described above with reference to the accompanying drawings, it is obvious that the invention is not limited to the above-described embodiments, and it is within the scope of the invention to adopt such insubstantial modifications of the inventive method concept and solution, or to apply the inventive concept and solution directly to other applications without modification.
Claims (10)
1. A dilution water headbox valve fault analysis system, including a dilution water valve (10) applied to a water headbox, comprising:
the data acquisition unit (20) is used for acquiring the running state data of the dilution water valve (10) in real time;
a data transmission unit (30) for receiving the operating state data and transmitting the operating state data to a data analysis unit (40);
and the data analysis unit (40) is used for receiving the operation state data and analyzing and processing the operation state data.
2. A dilution water headbox valve fault analysis system according to claim 1, characterised in that the dilution water valve (10) comprises an outlet pipe (11) connected to the water inlet end of the flow headbox, a valve body (12) connected to the water inlet end of the outlet pipe (11), and an inlet pipe (17) connected to the water inlet end of the valve body (12), the upper surface of the valve body (12) being connected to an electric actuator (13).
3. The dilution water headbox valve fault analysis system of claim 2, wherein the electric actuator (13) comprises a support frame (131) mounted on the upper surface of the valve body (12), a motor (132) mounted on the upper surface of the support frame (131), and a screw rod (133) connected with one end of an output shaft of the motor (132) extending to the inside of the support frame (131), a valve rod (134) is arranged on the outer surface of one end, away from the output shaft of the motor (132), of the screw rod (133) through a nut sleeve, a lifting disc (135) is sleeved on the outer surface of the top end of the valve rod (134), and the bottom end of the valve rod penetrates through the support frame (131) and extends to the inside of the valve body (12).
4. The dilution water headbox valve fault analysis system of claim 3, wherein the data acquisition unit (20) comprises an angular velocity sensor (21) sleeved on an outer surface of the output shaft of the motor (132) and a linear displacement sensor (22) embedded in one end of the housing of the lifting disc (135) to acquire the angular velocity information of the output shaft of the motor (132) in real time and acquire the linear displacement information of the lifting disc (135).
5. The dilution water headbox valve fault analysis system of claim 4, wherein the data acquisition unit (20) further comprises a temperature sensor (23) mounted on an outer surface of the motor (132) for acquiring temperature information of the motor (132) in real time.
6. The dilution water headbox valve fault analysis system of claim 3, wherein the electric actuator (13) further comprises a buffer air bag (136) sleeved on an outer surface of the valve rod (134), wherein the buffer air bag (136) is arranged at the top end of the lifting plate (135).
7. The dilution water headbox valve fault analysis system of claim 6, wherein the data acquisition unit (20) further includes a pressure sensor (24) embedded in an end of the lifter plate (135) housing distal from the linear displacement transducer (22) to acquire pressure information generated by the lifter plate (135) squeezing the buffer bladder (136).
8. The dilution water headbox valve failure analysis system of claim 7, wherein the dilution water valve (10) further comprises a first connection disc (14) sleeved on the outer surface of the water inlet end of the water outlet pipe (11) and the dilution water valve (10), a second connection disc (15) sleeved on the outer surface of the water outlet end of the water inlet pipe (17) and the dilution water valve (10), two inflation seal discs (16) arranged between the first connection disc (14) and the two second connection discs (15), and a plurality of air outlets (161) are arranged on the inner surface of each inflation seal disc (16).
9. A dilution water headbox valve fault analysis system according to claim 8, characterized in that the data acquisition unit (20) further comprises a first air pressure sensor (25) through the first connection pad (14) and a second air pressure sensor (26) through the second connection pad (15).
10. The dilution water headbox valve fault analysis system of claim 9, characterized in that the dilution water valve (10) is still including connecting the end of giving vent to anger of buffering gasbag (136) and two between first connection pad (14) aerify first gas pipe (18) that the inlet end of sealed dish (16) is connected, connect two between first connection pad (14) aerify the end of giving vent to anger of sealed dish (16) and two between second connection pad (15) aerify second gas pipe (19) that the inlet end of sealed dish (16) is connected, and connect two between second connection pad (15) aerify the end of giving vent to anger of sealed dish (16) and the third gas pipe (1361) that the inlet end of buffering gasbag (136) is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111501593.6A CN114383836B (en) | 2021-12-09 | 2021-12-09 | Diluting water flow box valve fault analysis system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111501593.6A CN114383836B (en) | 2021-12-09 | 2021-12-09 | Diluting water flow box valve fault analysis system |
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| Publication Number | Publication Date |
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| CN114383836A true CN114383836A (en) | 2022-04-22 |
| CN114383836B CN114383836B (en) | 2023-12-08 |
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| CN202111501593.6A Active CN114383836B (en) | 2021-12-09 | 2021-12-09 | Diluting water flow box valve fault analysis system |
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