CN114798558A - Self-cleaning detection system of valve - Google Patents
Self-cleaning detection system of valve Download PDFInfo
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- CN114798558A CN114798558A CN202210435191.9A CN202210435191A CN114798558A CN 114798558 A CN114798558 A CN 114798558A CN 202210435191 A CN202210435191 A CN 202210435191A CN 114798558 A CN114798558 A CN 114798558A
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- valve
- cleaning
- seat
- sealing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/02—Cleaning by the force of jets or sprays
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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- General Physics & Mathematics (AREA)
- Cleaning By Liquid Or Steam (AREA)
Abstract
The invention discloses a self-cleaning detection system of a valve, which comprises a power part, the valve, a detection subsystem, a control subsystem and an outer cleaning component, wherein the outer cleaning component comprises a cleaning seat, the cleaning seat is connected with a hydraulic sensor and a plurality of spraying components, the spraying components comprise a spray head facing a valve seat, a water tank connected with the cleaning seat, a spray pipe connecting the water tank and the spray head, and a one-way valve arranged between the spray pipe and the spray head, the spray pipe is also connected with a water pump, the spray pipe comprises a spring section, a sealing plate is arranged on one side of the spray head far away from the spray pipe, a cleaning hole matched with the sealing plate is arranged on the cleaning seat, when the water pump is not in operation, the sealing plate is plugged at the sealing hole and is parallel to the inner wall of the cleaning seat, and through the arrangement, when the valve seat needs cleaning, the water pump is started to generate water pressure, and the spring section of the water spray pipe extends under the action of the water pressure, so that the spray head extends out of the cleaning seat to wash the sealing position in the valve seat.
Description
Technical Field
The invention relates to the technical field of valves, in particular to a self-cleaning detection system of a valve.
Background
The butterfly valve is also called as flap valve, is a regulating valve with simple structure, and can be used for controlling the flow of various fluids such as air, water, steam, various corrosive media, slurry, oil products, liquid metal, radioactive media and the like. The pipe mainly plays a role in cutting off and throttling. The system has the functions of stopping, guiding, preventing counter flow, stabilizing pressure, shunting or overflowing and relieving pressure and the like, and is one of important control parts of an industrial conveying system.
The working principle of the butterfly valve is as follows: the valve rod is driven to the valve rod rotation by executor or hand wheel, the valve rod drives the valve clack and rotates, by encapsulated situation to the open mode between valve clack and the valve body, the degree of opening is big more, valve clack turned angle is big more to opening completely, sealed between valve clack and the valve body is realized by the sealing washer, and viscous substance or impurity adhesion are in valve clack and valve body junction, long-term and long-term, valve rod pivoted resistance is big more, there is certain influence to the whole life of case, and inside impurity is not cleared up, valve use health nature is not up to standard. The prior art lacks effective cleaning of the valve seal location.
Disclosure of Invention
The invention aims to provide a self-cleaning detection system of a valve, which has the advantage that the sealing position of the valve can be cleaned without disassembly.
The technical purpose of the invention is realized by the following technical scheme:
a self-cleaning detection system of a valve comprises a power part, the valve, a detection subsystem, a control subsystem and an external cleaning component,
the outer cleaning component comprises a cleaning seat connected to the outer side of the valve seat, the cleaning seat is connected with a hydraulic sensor and a plurality of spraying components, each spraying component comprises a spray head facing the valve seat, a water tank connected with the cleaning seat, a spray pipe connecting the water tank and the spray head, and a one-way valve arranged between the spray pipe and the spray head, the water tank comprises a cleaning cavity and a stock solution cavity, the cleaning cavity is used for containing cleaning liquid, the stock solution cavity is used for containing liquid transported in a pipeline, the water tank and the spray pipe are communicated through a three-way electromagnetic valve, the spray pipe is also connected with a water pump, the spray pipe comprises a spring section, when the water pump works, the spring section extends under the action of water pressure, so that the spray head extends out of the inner wall of the cleaning seat, a sealing plate is arranged on one side of the spray head away from the spray pipe, and cleaning holes matched with the sealing plate are formed in the cleaning seat, the inner wall of the cleaning hole self-cleaning seat is reduced in size towards the cross section of the outer wall of the cleaning seat, the sealing plate is correspondingly arranged, when the water pump does not work, the sealing plate is blocked at the sealing hole and is parallel to the inner wall of the cleaning seat, a cleaning sealing ring is arranged at one end, facing the inner wall of the cleaning seat, of the cleaning hole, and the sealing plate is abutted against the cleaning sealing ring to form sealing.
Further setting: the cleaning seat is arranged on the water outlet side of the valve.
Further setting: at least 6 cleaning holes are formed in the axial direction of the cleaning seat.
By adopting the technical scheme, the cleaning seat is similar to the valve seat in size, the flange is arranged on the side face of the valve seat, when the valve seat is not cleaned, the sealing plate seals the cleaning hole, fluid normally flows at the valve and the cleaning assembly, when the valve seat is required to be cleaned, the fluid passing through the valve is blocked firstly, the three-way electromagnetic valve communicates the spray pipe with the cleaning cavity or the stock solution cavity of the water tank according to a control instruction, the water pump is started to generate water pressure, and the spring section of the spray pipe extends under the action of the water pressure, so that the spray head extends out of the cleaning seat to flush the sealing position in the valve seat; when the raw liquid cavity is communicated for cleaning, the cleaning is mainly to flush out impurity foreign matters adsorbed and remained at the sealing position of the valve seat under the action of water pressure flushing, and simultaneously, the internal environment of a conveying pipeline and a valve is prevented from being influenced; when the clean chamber of intercommunication is washd, can choose suitable cleaning solution to come to carry out thorough cleaning to valve department according to transportation fluid for use, mainly used is about to change the condition of transportation fluid.
Sealed hole is set up to loudspeaker form towards clean seat inner wall one side, and the closing plate correspondence sets up to having the slope lateral wall, and when the transportation fluid, liquid pressure acts on the closing plate, makes the closing plate outwards move, compresses tightly clean sealing ring, when guaranteeing not clean, the leakproofness of clean seat avoids polluting.
Further setting: the detection subsystem comprises a torque sensor and a valve position detection assembly, the power part is connected with the torque sensor through a first coupler, the torque sensor is connected with the valve through a second coupler, and the torque sensor is electrically connected with the control subsystem;
the valve position detection assembly comprises a detection cavity arranged at the valve seat, the valve rod is connected with a cam, a pressure sensor is arranged in the detection cavity, the pressure sensor is connected with a detection elastic body, the detection elastic body is abutted against the cam, and the pressure sensor is electrically connected with the control subsystem;
the control subsystem comprises an input module, a control center, an alarm module and a data collection module, wherein the data collection module is electrically connected with the torque sensor, the pressure sensor and the hydraulic sensor, the control center receives information from the input module and the data collection module, and the control center controls the working states of the driving piece, the three-way valve and the water pump.
Further setting: the cam is keyed to the valve stem.
Through adopting above-mentioned technical scheme, the valve rod pivoted in-process, the cam is to detecting the elastomer extrusion to produce different pressures, can calculate the cam and detect the elastomer conflict position according to the pressure condition, thereby reachs valve rod turned angle and valve position. The torque sensor, the pressure sensor and the hydraulic pressure sensor are combined to monitor the valve and the hydraulic pressure state in the valve, and a control center can be used for controlling the starting and stopping of the valve and the working state of the outer cleaning assembly.
Further setting: the self-cleaning detection system comprises a torque detection reminding method and comprises the following steps:
step 1: after the valve is installed, torque information and valve position information of the valve in the opening and closing process in the state of fluid transportation in the previous three times are recorded, and average values of torques corresponding to different valve positions are respectively recorded to serve as an initial torque information set;
step 2: inputting a set deviation proportion to a control center through an input module;
and step 3: the torque sensor and the pressure sensor monitor the torque and position information of the valve in real time, and transmit the information to the data collection module, and a group of real-time torque information sets are obtained from opening to closing of the valve each time and are sent to the control center;
and 4, step 4: the control center compares the real-time torque information set with the initial torque information set, and if the deviation ratio of the real-time torque information set and the initial torque information set exceeds a set deviation ratio, the control center controls the alarm module to send out reminding information.
Through adopting above-mentioned technical scheme, the moment of torsion data that obtains and the initial moment of torsion data contrast of opening and close of valve at every turn, can in time discover valve moment of torsion abnormal conditions, and when not using for a long time, also can not detect, is fit for less opening and close, the valve of long-time operation.
Further setting: the self-cleaning detection system comprises a stock solution external cleaning control method, and comprises the following steps:
step A: the input module transmits an external cleaning command to the control center;
and B: the control center calls the pressure sensor from the data processing module to determine the state of the valve, calls the information of the hydraulic sensor and determines that the valve is not in a working state;
and C: the control center controls the power part to start, so that the valve plate rotates for a certain angle, the three-way electromagnetic valve is controlled to be communicated with the stock solution cavity and the spray pipe, and then the water pump is started, so that the spray head extends out of the cleaning seat.
Further setting: the self-cleaning detection system comprises an external cleaning control method of cleaning liquid, and comprises the following steps:
step A: the input module transmits an external cleaning command to the control center;
and B: the control center calls the pressure sensor from the data processing module to determine the state of the valve, calls the information of the hydraulic sensor and determines that the valve is not in a working state;
and C: the control center controls the power part to start, so that the valve plate rotates for a certain angle, the three-way electromagnetic valve is controlled to communicate the cleaning cavity and the water spray pipe, and then the water pump is started, so that the spray head extends out of the cleaning seat.
Further setting: during flushing, the valve plate opening angle is controlled to be 15 degrees.
Through adopting above-mentioned technical scheme, when the valve plate small-angle was opened, both can expose the shower nozzle with the sealed position of disk seat before to when spray rinsing, can wash the valve plate edge simultaneously, improve clean effect.
Further setting: the valve comprises a valve plate, a valve seat and a valve rod, wherein the valve rod comprises a first traction hole, the valve plate comprises a second traction hole, a sealing groove is formed in the circumferential side face of the valve plate, a sealing ring is installed at the position of the sealing groove, a plurality of expansion rings are arranged on one side, facing the bottom of the sealing groove, of the sealing ring, an adjusting lug is arranged on one side, deviating from the sealing ring, of the expansion rings, an adjusting wheel is rotatably connected to the bottom of the sealing groove, the circumferential direction of the adjusting wheel comprises a sealing section for containing the adjusting lug and a cleaning section for abutting against the adjusting lug, a traction groove is formed in the bottom of the sealing groove, a traction rope is connected to the inner side of the adjusting wheel, the traction rope sequentially penetrates through the traction groove, the second traction hole and the first traction hole and then is connected with the valve seat, a return spring is fixed in the traction groove, one end of the return spring is fixed with the traction groove, and the other end of the return spring is connected with the adjusting wheel, the return spring is used for returning the adjusting wheel.
Through adopting above-mentioned technical scheme, when the valve plate open mode, the clean section of adjusting lug and regulating wheel is contradicted, and the expansion ring outwards expands, and the sealing washer is stretched, and the ejecting seal groove of part, sealing washer and seal groove conflict position when the valve closure state moves outward, also is taken away at the impurity and the foreign matter of this conflict position accumulation, is taken away along with the transportation liquid, avoids taking place the pollutant in sealing washer department and accumulates.
Further setting: the traction rope comprises an outer ring and an inner wire, wherein the outer ring is made of resin materials, the inner wire is a carbon fiber core wire, the carbon fiber core wire comprises at least three carbon fiber bundles, and each carbon fiber bundle comprises 10000-100000 carbon fibers.
Through adopting above-mentioned technical scheme, carbon fiber core line intensity is high, and light in weight has longer life, and control is stable.
Drawings
FIG. 1 is a schematic view of the overall structure of embodiment 1;
FIG. 2 is a schematic view of the structure of example 1 at A in FIG. 1;
FIG. 3 is a schematic structural view at B in FIG. 1 of embodiment 1;
FIG. 4 is a schematic sectional view of the valve plate in embodiment 2;
fig. 5 is a schematic sectional view of the valve in embodiment 2 along the axial direction of the valve stem.
In the figure, 1, a power part; 2. a valve; 21. a valve seat; 211. a detection chamber; 212. a pressure sensor; 213. Detecting the elastic body; 22. a valve stem; 221. a cam; 222. a first traction hole; 23. a valve plate; 231. a second traction hole; 232. a sealing groove; 2321. a traction groove; 24. a seal ring; 25. an expansion ring; 251. adjusting the bump; 26. an adjustment wheel; 261. a sealing section; 262. a cleaning section; 27. a hauling rope; 28. a return spring; 3. an outer cleaning component; 301. cleaning the seat; 302. a hydraulic pressure sensor; 303. a spray head; 304. a water tank; 305. a water spray pipe; 306. a one-way valve; 3041. cleaning the cavity; 3042. a stock solution chamber; 3043. a three-way electromagnetic valve; 307. a water pump; 3051. a spring section; 308. a sealing plate; 309. cleaning the hole; 310. cleaning the sealing ring; 4. a torque sensor; 5. a first coupling; 6. a second coupling; 7. a control center; 8. an alarm module; 9. and a data collection module.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example 1: a self-cleaning valve detection system, referring to FIGS. 1-3, includes a power unit 1, a valve 2, a detection subsystem, a control subsystem, and an external cleaning assembly 3,
outer clean subassembly 3 includes flange joint in the clean seat 301 of valve seat 21 play water side, and clean seat 301 is connected with hydraulic sensor 302 and a plurality of spray assembly, and spray assembly includes shower nozzle 303 towards valve seat 21, the water tank 304 of being connected with clean seat 301, the spray pipe 305 of connecting water tank 304 and shower nozzle 303 and the check valve 306 of setting between spray pipe 305 and shower nozzle 303. The water tank 304 includes a cleaning cavity 3041 and a stock solution cavity 3042, the cleaning cavity 3041 is used for containing liquid for cleaning, the stock solution cavity 3042 is used for containing liquid transported in a pipeline, and the water tank 304 is communicated with the water spray pipe 305 through a three-way electromagnetic valve 3043. The spray pipe 305 is further connected with a water pump 307, the spray pipe 305 comprises a spring section 3051, when the water pump 307 works, the spring section 3051 extends under the action of water pressure, so that the nozzle 303 extends out of the inner wall of the cleaning seat 301, a sealing plate 308 is arranged on one side of the nozzle 303 away from the spray pipe 305, cleaning holes 309 matched with the sealing plate 308 are arranged on the cleaning seat 301, 6 cleaning holes 309 are arranged along the axial direction of the cleaning seat 301, 6 groups of the nozzle 303, the one-way valve 306 and the sealing plate 308 are correspondingly arranged, the cross section of the cleaning hole 309 facing to one end of the inner wall of the cleaning seat 301 is reduced from the inner wall of the cleaning seat 301 to the outer wall of the cleaning seat 301, the sealing plate 308 is correspondingly arranged, when the water pump 307 is not in operation, the sealing plate 308 is blocked at the sealing hole, the sealing plate 308 is parallel to the inner wall of the cleaning seat 301, a cleaning sealing ring 310 is disposed at one end of the cleaning hole 309 facing the inner wall of the cleaning seat 301, and the sealing plate 308 and the cleaning sealing ring 310 abut against each other to form a seal.
When the cleaning machine is not cleaned, the sealing plate 308 seals the cleaning hole 309, the fluid normally flows at the valve 2 and the cleaning assembly, when the cleaning machine needs to be cleaned, the fluid passing through the valve 2 is blocked firstly, the three-way electromagnetic valve 3043 communicates the spray pipe 305 with the cleaning cavity 3041 or the stock solution cavity 3042 of the water tank 304 according to a control instruction, the water pump 307 is started to generate water pressure, and the spring section 3051 of the spray pipe 305 extends out of the cleaning seat 301 due to the water pressure, so that the spray head 303 extends out of the cleaning seat 301 to flush the sealing position in the valve seat 21.
The detection subsystem comprises a torque sensor 4 and a valve position detection assembly, the torque sensor 4 detects the rotation torque of the valve 2, the power part 1 is connected with the torque sensor 4 through a first coupler 5, the torque sensor 4 is connected with the valve 2 through a second coupler 6, and the torque sensor 4 is electrically connected with the control subsystem.
The valve position detection assembly comprises a detection cavity 211 arranged at the valve seat 21, a cam 221 is connected to the valve rod 22 through a key, a pressure sensor 212 is arranged in the detection cavity 211, a detection elastic body 213 is connected to the pressure sensor 212, the detection elastic body 213 is abutted against the cam 221, and the pressure sensor 212 is electrically connected with the control subsystem.
In the process of the rotation of the valve rod 22, the cam 221 extrudes the detection elastic body 213 to generate different pressures, and the position where the cam 221 collides with the detection elastic body 213 can be calculated according to the pressure condition, so as to obtain the rotation angle of the valve rod 22 and the position of the valve 2.
The control subsystem comprises an input module, a control center 7, an alarm module 8 and a data collection module 9, the data collection module 9 is electrically connected with the torque sensor 4, the pressure sensor 212 and the hydraulic sensor 302, the control center 7 receives information from the input module and the data collection module 9, and the control center 7 controls the working states of a driving part, a three-way valve and a water pump 307.
The self-cleaning detection system comprises a torque detection reminding method and comprises the following steps:
step 1: after the valve 2 is installed, torque information and valve position information of the valve 2 in the opening and closing process in the state of fluid transportation in the previous three times are recorded, and average values of torques corresponding to different valve positions are respectively recorded to serve as an initial torque information set;
step 2: inputting a set deviation proportion to the control center 7 through an input module;
and step 3: the torque sensor 4 and the pressure sensor 212 monitor the torque and position information of the valve 2 in real time, transmit the information to the data collection module 9, and obtain a set of real-time torque information from opening to closing of the valve 2 each time and send the set of real-time torque information to the control center 7;
and 4, step 4: the control center 7 compares the real-time torque information set with the initial torque information set, and if the deviation ratio of the real-time torque information set and the initial torque information set exceeds the set deviation ratio, the control center 7 controls the alarm module 8 to send out reminding information.
The self-cleaning detection system comprises a stock solution external cleaning control method, and comprises the following steps:
step A: the input module transmits an external cleaning command to the control center 7;
and B: the control center 7 retrieves the pressure sensor 212 from the data processing module to determine the state of the valve 2, retrieves the information of the hydraulic sensor 302 and determines that the valve 2 is not in a working state;
and C: the control center 7 controls the power part 1 to start, so that the opening angle of the valve plate 23 is 15 degrees, controls the three-way electromagnetic valve 3043 to communicate the stock solution cavity 3042 and the water spray pipe 305, and then starts the water pump 307, so that the spray head 303 extends out of the cleaning seat 301.
The self-cleaning detection system comprises an external cleaning control method of cleaning liquid, and comprises the following steps:
step A: the input module transmits an external cleaning command to the control center 7;
and B: the control center 7 retrieves the pressure sensor 212 from the data processing module to determine the state of the valve 2, retrieves the information of the hydraulic sensor 302 and determines that the valve 2 is not in a working state;
and C: the control center 7 controls the power part 1 to start, so that the opening angle of the valve plate 23 is 15 degrees, controls the three-way electromagnetic valve 3043 to communicate the cleaning cavity 3041 with the water spray pipe 305, and then starts the water pump 307 to extend the spray head 303 out of the cleaning seat 301.
Example 2: a self-cleaning detection system for a valve, as shown in fig. 4 and fig. 5, the difference between the present embodiment 2 and the embodiment 1 lies in the structural difference at the valve 2, which is specifically: valve 2 includes valve plate 23, valve seat 21 and valve rod 22, and valve rod 22 includes first pull hole 222, and valve plate 23 includes second pull hole 231, is provided with seal groove 232 on the circumference side of valve plate 23, and seal ring 24 is installed to seal groove 232 department. One side of the sealing ring 24 facing the bottom of the sealing groove 232 is provided with six fan-shaped annular expansion grooves, six expansion rings 25 are clamped in the expansion grooves, and one side of each expansion ring 25 away from the sealing ring 24 is provided with a circular arc-shaped adjusting lug 251. The bottom of the sealing groove 232 is rotatably connected with an adjusting wheel 26, the circumference of the adjusting wheel 26 comprises a sealing section 261 for accommodating an adjusting lug 251 and a cleaning section 262 abutting against the adjusting lug 251, the bottom of the sealing groove 232 is provided with a traction groove 2321, the inner side of the adjusting wheel 26 is connected with a traction rope 27, and the traction rope 27 sequentially penetrates through the traction groove 2321, the second traction hole 231 and the first traction hole 222 and then is connected with the valve seat 21. The pulling rope 27 comprises an outer ring and an inner wire, wherein the outer ring is made of resin material, the inner wire is a carbon fiber core wire, the carbon fiber core wire comprises at least three carbon fiber bundles, and each carbon fiber bundle comprises 10000-100000 carbon fibers. A return spring 28 is fixed in the traction groove 2321, one end of the return spring 28 is fixed with the traction groove 2321, the other end of the return spring 28 is connected with the adjusting wheel 26, and the return spring 28 is used for returning the adjusting wheel 26.
When the valve plate 23 is in an open state, the adjusting lug 251 abuts against the cleaning section 262 of the adjusting wheel 26, the expansion ring 25 is expanded outwards, the sealing ring 24 is stretched, part of the sealing ring is ejected out of the sealing groove 232, the abutting part between the sealing ring 24 and the sealing groove 232 is moved outwards when the valve 2 is in a closed state, impurities and foreign matters accumulated at the abutting part are also taken out, and the accumulation of pollutants at the sealing ring 24 is avoided along with the taking away of the transported liquid. During closing of the valve 2, the adjusting ring is rotated by the return spring 28, so that the adjusting cam 251 is located at the sealing section 261 and the sealing ring 24 is retracted into the sealing groove 232 for cooperating sealing with the valve seat 21.
The above-described embodiments do not limit the scope of the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the above-described embodiments should be included in the protection scope of the technical solution.
Claims (8)
1. A self-cleaning detection system of a valve is characterized by comprising a power part (1), a valve (2), a detection subsystem, a control subsystem and an external cleaning component (3),
the outer cleaning assembly (3) comprises a cleaning seat (301) connected to the outer side of a valve seat (21), the cleaning seat (301) is connected with a hydraulic sensor (302) and a plurality of spraying assemblies, each spraying assembly comprises a spray head (303) facing the valve seat (21), a water tank (304) connected with the cleaning seat (301), a spray pipe (305) connected with the water tank (304) and the spray head (303), and a one-way valve (306) arranged between the spray pipe (305) and the spray head (303), the water tank (304) comprises a cleaning cavity (3041) and a stock solution cavity (3042), the cleaning cavity (3041) is used for containing cleaning liquid, the stock solution cavity (3042) is used for containing liquid transported in a pipeline, the water tank (304) is communicated with the spray pipe (305) through a three-way electromagnetic valve (3043), a water pump (307) is further connected to the spray pipe (305), and the spray pipe (305) comprises a spring section (3051), when the water pump (307) works, the spring section (3051) extends under the action of water pressure, so that the spray head (303) extends out of the inner wall of the cleaning seat (301), a sealing plate (308) is arranged on one side, away from the water spray pipe (305), of the spray head (303), a cleaning hole (309) matched with the sealing plate (308) is formed in the cleaning seat (301), the cross section of the inner wall of the cleaning hole (309) from the cleaning seat (301) is reduced to the outer wall of the cleaning seat (301), the sealing plate (308) is correspondingly arranged, when the water pump (307) does not work, the sealing plate (308) is plugged at the sealing hole, the sealing plate (308) is parallel to the inner wall of the cleaning seat (301), a cleaning sealing ring (310) is arranged at one end, facing the inner wall of the cleaning seat (301), of the cleaning hole (309), and the sealing ring (310) form sealing interference.
2. The valve self-cleaning detection system of claim 1, wherein the detection subsystem comprises a torque sensor (4) and a valve position detection assembly, the power member (1) is connected to the torque sensor (4) through a first coupling (5), the torque sensor (4) is connected to the valve (2) through a second coupling (6), and the torque sensor (4) is electrically connected to the control subsystem;
valve position detection subassembly is including setting up in detection chamber (211) of disk seat (21) department, be connected with cam (221) on valve rod (22), be provided with pressure sensor (212) in detecting chamber (211), be connected with on pressure sensor (212) and detect elastomer (213), it contradicts with cam (221) to detect elastomer (213), pressure sensor (212) are connected with control subsystem electricity
The control subsystem comprises an input module, a control center (7), an alarm module (8) and a data collection module (9), the data collection module (9) is electrically connected with the torque sensor (4), the pressure sensor (212) and the hydraulic sensor (302), the control center (7) receives information from the input module and the data collection module (9), and the control center (7) controls the working states of the driving piece, the three-way valve and the water pump (307).
3. The valve self-cleaning detection system of claim 2, comprising a torque detection alert method, comprising the steps of:
step 1: after the valve (2) is installed, torque information and valve position information of the valve (2) in the opening and closing process in the state of fluid transportation in the first three times are recorded, and average values of torques corresponding to different valve positions are respectively recorded to serve as an initial torque information set;
step 2: inputting a set deviation proportion to a control center (7) through an input module;
and 3, step 3: the torque sensor (4) and the pressure sensor (212) monitor torque and position information of the valve (2) in real time, the information is transmitted to the data collection module (9), and a group of real-time torque information sets are obtained from opening to closing of the valve (2) each time and are sent to the control center (7);
and 4, step 4: the control center (7) compares the real-time torque information set with the initial torque information set, and if the deviation ratio of the real-time torque information set and the initial torque information set exceeds a set deviation ratio, the control center (7) controls the alarm module (8) to send out reminding information.
4. The valve self-cleaning detection system of claim 2, comprising an out-of-stock cleaning control method, comprising the steps of:
step A: the input module transmits an external cleaning command to the control center (7);
and B: the control center (7) calls the pressure sensor (212) from the data processing module to determine the state of the valve (2), calls the information of the hydraulic sensor (302) and determines that the valve (2) is not in a working state;
and C: the control center (7) controls the power part (1) to start, so that the valve plate (23) rotates for a certain angle, controls the three-way electromagnetic valve (3043) to communicate the stock solution cavity (3042) and the water spray pipe (305), and then starts the water pump (307) to enable the spray head (303) to extend out of the cleaning seat (301).
5. A valve self-cleaning detection system according to claim 2, comprising an out-of-cleaning-fluid cleaning control method, comprising the steps of:
step A: the input module transmits an external cleaning command to the control center (7);
and B: the control center (7) calls the pressure sensor (212) from the data processing module to determine the state of the valve (2), calls the information of the hydraulic sensor (302) and determines that the valve (2) is not in a working state;
and C: the control center (7) controls the power part (1) to start, so that the valve plate (23) rotates for a certain angle, controls the three-way electromagnetic valve (3043) to communicate the cleaning cavity (3041) and the water spray pipe (305), and then starts the water pump (307) to enable the spray head (303) to extend out of the cleaning seat (301).
6. A valve self-cleaning detection system according to claim 5 or 4, characterized in that the valve plate (23) opening angle is controlled to be 15 ° during flushing.
7. The self-cleaning detection system of a valve according to claim 1, wherein the valve (2) comprises a valve plate (23), a valve seat (21) and a valve rod (22), the valve rod (22) comprises a first drawing hole (222), the valve plate (23) comprises a second drawing hole (231), a sealing groove (232) is formed in the circumferential side surface of the valve plate (23), a sealing ring (24) is installed at the sealing groove (232), a plurality of expansion rings (25) are arranged on one side, facing the bottom of the sealing groove (232), of the sealing ring (24), an adjusting bump (251) is arranged on one side, facing away from the sealing ring (24), of each expansion ring (25), an adjusting wheel (26) is rotatably connected to the bottom of the sealing groove (232), the adjusting wheel (26) circumferentially comprises a sealing section (261) for accommodating the adjusting bump (251) and a cleaning section (262) abutting against the adjusting bump (251), the tank bottom of seal groove (232) is provided with traction groove (2321), the inboard of regulating wheel (26) is connected with haulage rope (27), haulage rope (27) are passed traction groove (2321), second traction hole (231) and first traction hole (222) in proper order and are connected with disk seat (21), traction groove (2321) internal fixation has reset spring (28), reset spring (28) one end is fixed with traction groove (2321), and the other end is connected with regulating wheel (26), reset spring (28) are used for reseing of regulating wheel (26).
8. The self-cleaning detection system of valve according to claim 7, wherein the pulling rope (27) comprises an outer ring and an inner wire, the outer ring is made of resin material, the inner wire is a carbon fiber core wire, the carbon fiber core wire comprises at least three carbon fiber bundles, each carbon fiber bundle comprises 10000-100000 carbon fibers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210435191.9A CN114798558B (en) | 2022-04-24 | 2022-04-24 | Self-cleaning detection system of valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210435191.9A CN114798558B (en) | 2022-04-24 | 2022-04-24 | Self-cleaning detection system of valve |
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| CN114798558A true CN114798558A (en) | 2022-07-29 |
| CN114798558B CN114798558B (en) | 2023-03-03 |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050103380A1 (en) * | 2003-11-17 | 2005-05-19 | Lukach Arthur S.Jr. | Clean-in-place valve and valve seat |
| CN107859783A (en) * | 2017-11-15 | 2018-03-30 | 顾兴旺 | A kind of valve with cleaning Valve clack device |
| US20190054507A1 (en) * | 2015-05-21 | 2019-02-21 | Mark Taylor | Cleaning apparatuses for check valves |
| CN110987414A (en) * | 2019-12-27 | 2020-04-10 | 广州燃气集团有限公司 | System and method for valve detection and performance evaluation |
| CN210580358U (en) * | 2019-08-26 | 2020-05-22 | 厦门辰一智能科技有限公司 | Novel flexible pipe nozzle |
| CN214022218U (en) * | 2020-10-29 | 2021-08-24 | 黑龙江立高科技股份有限公司 | Sanitary spring single-action telescopic cleaning spray head |
| CN114110204A (en) * | 2021-12-01 | 2022-03-01 | 浙江中控技术股份有限公司 | Control valve |
-
2022
- 2022-04-24 CN CN202210435191.9A patent/CN114798558B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050103380A1 (en) * | 2003-11-17 | 2005-05-19 | Lukach Arthur S.Jr. | Clean-in-place valve and valve seat |
| US20190054507A1 (en) * | 2015-05-21 | 2019-02-21 | Mark Taylor | Cleaning apparatuses for check valves |
| CN107859783A (en) * | 2017-11-15 | 2018-03-30 | 顾兴旺 | A kind of valve with cleaning Valve clack device |
| CN210580358U (en) * | 2019-08-26 | 2020-05-22 | 厦门辰一智能科技有限公司 | Novel flexible pipe nozzle |
| CN110987414A (en) * | 2019-12-27 | 2020-04-10 | 广州燃气集团有限公司 | System and method for valve detection and performance evaluation |
| CN214022218U (en) * | 2020-10-29 | 2021-08-24 | 黑龙江立高科技股份有限公司 | Sanitary spring single-action telescopic cleaning spray head |
| CN114110204A (en) * | 2021-12-01 | 2022-03-01 | 浙江中控技术股份有限公司 | Control valve |
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| CN114798558B (en) | 2023-03-03 |
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