CN112991625A - Matrix type valve control water meter system and valve control method thereof - Google Patents
Matrix type valve control water meter system and valve control method thereof Download PDFInfo
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- G07F—COIN-FREED OR LIKE APPARATUS
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- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
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- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
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- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
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- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C19/00—Electric signal transmission systems
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Abstract
The invention relates to the technical field of intelligent water meters, in particular to a matrix type valve control water meter system and a valve control method thereof. The invention adopts the design scheme of ultra-low power consumption, the valve-controlled water meter has independent main control module and motor driving function, and cooperates with the router unit to form a matrix valve control system, and realizes the data interaction with the router unit through a single communication line. The valve-controlled water meter units are uniformly managed by the router units, data are uniformly collected and uploaded to form a customer management system, and the maintenance workload is greatly reduced on the basis of reducing the overall cost. The invention adopts the multi-mode valve closing operation, namely the operation is carried out by three units of a totally closed gear, an exhaust gear and a fully opened gear, and is suitable for the valve closing operation under different conditions.
Description
Technical Field
The invention relates to the technical field of intelligent water meters, in particular to a matrix type valve control water meter system and a valve control method thereof.
Background
Along with the development of society, the use demand of tap water is increased year by year, the environmental protection consciousness of people is improved, and the water resource is increasingly lacked, so that the unified arrangement of an energy price scheme is responded to the national development and modification commission, the water resource is more and more concerned by the international society for saving and effectively utilizing the water resource, in addition, the fresh water resource also directly relates to the economic benefit, and the effective monitoring and management of the tap water resource are very important and urgent. The control valve original paper function of most water meters on the existing market is comparatively single to use tap for the first time after a period of time cuts off the water, some gas and impurity can be mingled with to the aquatic, and the inventor discovers: the existing water meter in the market needs a plurality of functional modules to realize the required functions, so that the complexity of the water meter structure is undoubtedly increased, the manufacturing and production cost is increased, and great difficulty is brought to subsequent maintenance and repair.
The national intellectual property office of the patent of the invention, which is published as CN112161667A and named as 'a photoelectric direct reading valve-controlled water meter', is published in 2021, 01.01.01.D., and the patent specification of the invention comprises the following parts: the invention discloses a photoelectric direct-reading valve-controlled water meter, which comprises a shell and a first connecting pipe, wherein the first connecting pipe is fixedly arranged on one side of the shell, one side, away from the shell, of the first connecting pipe is connected with a valve body through a connector, a transition structure is fixedly arranged on one side, away from the connector, of the valve body, a second connecting pipe is fixedly arranged on one side, away from the valve body, of the transition structure, a third connecting pipe is fixedly arranged on one side, away from the first connecting pipe, of the shell, a water meter body is fixedly arranged at the top of the shell, an overturning meter cover is rotatably arranged on one side of the water meter body, the shell, the valve body and the water meter body form a valve-controlled water meter main body, connecting threads are arranged on the second connecting pipe and the third connecting pipe, and the valve-controlled. The technical scheme adopted by the invention has the problems of complex structure and high processing and manufacturing cost.
The national intellectual property office in 2020, 10 and 27 discloses a utility model patent with publication number CN211783697U entitled "a vertical wireless valve-controlled water meter", wherein the specification part of the utility model has the following contents: the utility model provides a vertical wireless valve accuse water gauge, includes the water gauge body, water gauge body lower surface is connected with the connecting pipe, water gauge body front surface one side top is connected with the apron, the apron front surface is equipped with detection mechanism, the connecting pipe lateral wall is equipped with installation mechanism, detection mechanism includes protective housing, bee calling organ, signal detector, baffle, battery box and revolving door, the apron upper surface is equipped with the protective housing, the inside surface connection of protective housing has bee calling organ, the inside upper surface of protective housing is close to bee calling organ one side is connected with signal detector, the inside upper surface of protective housing is close to signal detector one side is connected with the baffle, protective housing upper surface one side is connected with the revolving door, the revolving door lower surface is connected with the battery box. "this utility model adopts's technical scheme has the problem that can not reduce valve body control energy consumption.
The national intellectual property office discloses an invention patent with the publication number of CN112229469A and the name of teletransmission valve-controlled water meter on 15.01.2021, and the specification part of the invention patent has the following contents: "a teletransmission valve accuse water gauge includes: the system comprises a base table 9, a clock module 1, a temperature acquisition module 2 and a controller 3; the clock module 1 is used for measuring a data freezing period of the base table 9; the temperature acquisition module 2 is used for acquiring the temperature of the environment where the clock module 1 is located; the controller 3 is respectively electrically connected with the clock module 1 and the temperature acquisition module 2, and the controller 3 is used for performing temperature compensation on the clock module 1 according to the acquired temperature of the environment where the clock module 1 is located. The technical scheme adopted by the invention has the problems of complicated information acquisition steps and difficult daily maintenance of equipment.
The national intellectual property office in 22.05/2020 discloses an invention patent with publication number CN111189503A entitled "a valve-controlled water meter controlled by magnetic coupling transmission", wherein the specification part of the invention patent has the following contents: "a valve accuse water gauge through magnetic coupling transmission control, includes control module subassembly and water gauge subassembly, the control module subassembly sets up in the top of water gauge subassembly, the control module subassembly includes: the module comprises a module upper cover, a circuit board, a lithium battery, a motor and a module shell; the module upper cover is arranged on the module shell, a circuit board is arranged in the module shell, and a sampling Hall is arranged on the circuit board; the motor is connected with the circuit board and the lithium battery respectively, a motor end magnetic steel disc is arranged below the motor, a groove is arranged below the motor end magnetic steel disc, and motor end magnetic steel is arranged in the groove. The water gauge subassembly includes: the device comprises a reduction gear set mechanism, a valve rod, a connecting base, a meter body and a valve ball; the meter body is arranged below the module shell, the connecting base is arranged above the meter body, the connecting base is provided with a speed reduction gear set mechanism, a speed reduction mechanism magnetic steel disc is arranged above the speed reduction gear set mechanism, a groove is arranged above the speed reduction mechanism magnetic steel disc, and speed reduction mechanism magnetic steel is arranged in the groove; the lower end of the reduction gear set mechanism is a sector gear which is sequentially connected with the valve rod and the valve ball. The technical scheme adopted by the invention adopts a magnetic coupling transmission mode to control the valve body, so that the control precision reliability is unstable, and the maintenance is difficult.
The national intellectual property office in 2019, 19.04.78 discloses a utility model patent with publication number CN208765777U, entitled "a wireless remote transmission valve control water meter and system based on NB-IoT internet of things", and the part of the specification in the utility model patent has the following contents: the wireless remote transmission valve control water meter based on the NB-IoT internet of things comprises a metering module and a processor, wherein the metering module comprises a metering circuit, the metering circuit is used for metering water meter data, and the output end of the metering circuit is connected with the input end of the processor; the valve opening button module comprises a valve opening button and an induction circuit, the induction circuit is used for inducing whether the valve opening button is close to the induction circuit, and the output end of the induction circuit is connected with the input end of the processor; the valve module comprises a valve control circuit, a direct current motor and a water meter valve, the output end of the processor is connected with the input end of the valve control circuit, the output end of the valve control circuit is connected with the input end of the direct current motor, and the direct current motor is connected with the water meter valve; the processor is connected with the NB-IoT module. The technical scheme adopted by the invention has the problems of large power consumption and high power consumption.
The national intellectual property office, 26/03/2021, discloses an invention patent with publication number CN112558538A entitled "wireless remote transmission valve-controlled water meter system with valve maintenance function", wherein the specification part of the invention patent has the following contents: the invention provides a wireless remote transmission valve control water meter system with a valve maintenance function, which comprises: the system comprises a wireless remote transmission sensing module, a wireless remote transmission control module, a water supply ad hoc network communication module and a water supply background management module; a water meter valve sensing unit in the wireless remote sensing module is used for acquiring a valve state parameter in real time; the water meter valve sensing unit transmits the valve state parameters to the water supply background management module through the water supply ad hoc network communication module; the water supply background management module comprises a data processing module and a data analysis module; the data processing module preprocesses the valve state parameters to obtain the safety coefficient of the valve; the data analysis module matches a corresponding valve maintenance strategy based on the valve safety coefficient; the data analysis module carries out alarm prompt on the safety coefficient of the valve exceeding a threshold value; the water supply background management module transmits the valve maintenance strategy information to the wireless remote transmission control module through the water supply ad hoc network communication module, and the wireless remote transmission control module converts the valve maintenance strategy information into valve control information and realizes automatic valve maintenance function response of the wireless remote transmission valve control water meter. The technical scheme adopted by the invention has the problems of complex data transmission and management process, high equipment processing and manufacturing cost and large energy consumption for transmitting data in real time.
In summary, the existing intelligent valve-controlled water meter is usually an independent single intelligent valve-controlled water meter, and works in a meter mode of single-meter control, single-meter collection and single-meter transmission. Because each single intelligent valve-controlled water meter needs a whole set of data transmission module, power supply and power supply management module, the equipment cost is higher. In addition, the single intelligent valve-controlled water meter is directed at the maintenance of a single meter, and particularly is directed at a large-usage customer group such as industrial and civil meters, so that the maintenance workload is large.
The valve control function of the existing water meter with the valve is single, a water supply stage after water supply company stops water supply exists, a large amount of gas is stored in a water pipe, after the valve and a faucet are opened, a large amount of water splashes, troubles are brought to users, silt and rust exist in water after water supply cannot be used for domestic water, the water is wasted, the users are very interested in the water, and personal interests of the users are influenced.
Disclosure of Invention
In order to solve the above mentioned technical problems, a matrix type valve-controlled water meter system and a valve-controlling method thereof are further provided.
The technical scheme adopted by the invention for solving the technical problems is as follows: a matrix valve-regulated water meter system comprising: valve accuse water gauge unit and router unit, a plurality of valve accuse water gauge units realize data interaction through with a router unit, and valve accuse water gauge unit includes: the system comprises a main control module, an acquisition module, a water meter memory, a clock module and a valve control module, wherein the acquisition module, the water meter memory, the clock module and the valve control module are all connected with the main control module through communication lines, and a router unit supplies power to the main control module;
the router unit includes: the system comprises a communication module, a main chip, a power module and a routing memory, wherein the power module supplies power to the main chip and a main control module;
the valve control module includes: the exhaust ball valve is installed at a water outlet of the valve control water meter unit, the main control module is connected with the exhaust ball valve through the valve control motor driving module and the valve state acquisition module, a pressure sensor is arranged at a water inlet of the exhaust ball valve, and a water level sensor is arranged at a water outlet of the exhaust ball valve.
Further, the exhaust ball valve is provided with a fully-closed gear, an exhaust gear and a fully-opened gear.
Further, be provided with transition angle interval on the spheroid of exhaust ball valve, transition angle interval number of degrees is 10 degrees, and the spheroid is from closing completely to need rotatory 10 degrees when communicating.
Further, be provided with medium channel and the exhaust passage that is used for the medium to pass through on the spheroid, sphere one side upper end is arranged in to medium channel's medium entry A, and sphere opposite side lower extreme is arranged in to medium channel's medium export A, and exhaust passage's gas entry B and exhaust passage's gas outlet B all arrange sphere opposite side upper end in, are provided with on the valve body to be used for with gas outlet B matched with valve body air flue, and the exit linkage of valve body air flue has gas flowmeter to arrange in the air.
A valve control method of a matrix valve control water meter system comprises the following steps:
step one, receiving valve control information, wherein a router unit acquires a valve control instruction sent from a water service company through a communication module;
step two, valve control information transmission, wherein the router unit sends a valve control command to a corresponding valve control water meter unit through serial port communication;
step three, valve control execution, wherein a main control module of the valve control water meter unit drives an exhaust ball valve to perform multi-mode valve closing operation through a valve control motor driving module;
and step four, information acquisition, namely monitoring and acquiring the valve state in the step three, monitoring the state of the exhaust ball valve through a valve state acquisition module, detecting the motor driving current of a valve control motor driving module through a main control module, and transmitting the monitored and detected information to a water service cloud end in real time through a router unit.
Further, the multi-mode valve closing method described in the third step is specifically,
step A, a main control module of a valve-controlled water meter unit judges a valve closing command transmitted by a router unit;
step B, when the received command is an arrearage valve closing command, the valve control module executes a fully-closed gear, and after the payment is finished, the valve control module executes a valve opening command; when the received command is a water cut-off notification command and the pressure sensor detects that the pressure in the pipeline is lower than the normal water supply pressure in the pipeline, the valve control module executes a fully-closed gear firstly, when the water supply information is received and the pressure sensor detects that the pressure in the pipeline is recovered to the normal water supply pressure in the pipeline, the valve control module executes an exhaust gear, and when the water level sensor detects that the pipeline is full of water, the fully-open gear is executed.
Furthermore, the specific exhaust method of the exhaust gear in the step B is that,
b11, the main control module of the valve-controlled water meter unit controls the exhaust ball valve to rotate for 5 degrees through the valve-controlled motor driving module;
step B12, communicating the pipelines at two sides of the ball body through an exhaust passage on the ball body of the exhaust ball valve, communicating a gas outlet B with a valve body air passage, and discharging gas after gas medium enters from a medium inlet A and flows through the medium outlet A, the gas inlet B, the gas outlet B and the valve body air passage;
step B13, after the gas in the pipeline at the water inlet side of the ball body is discharged, injecting water into the pipeline at the water outlet side of the ball body, and discharging the gas in the pipeline at the water outlet side through the gas inlet B, the gas outlet B and the valve body air passage by injecting water;
step B14, when the water level sensor detects that the water in the pipeline at the water outlet side of the ball body is filled completely, the exhaust ball valve rotates until the valve is fully opened, and the gas outlet B is disconnected with the gas channel of the valve body;
and step B15, the gas flowmeter transmits the measured data to the water meter memory for flow compensation data collection.
Further, the flow compensation method is specifically that,
step a, a water quality sensor is arranged in the valve-controlled water meter unit, and whether the water quality is used for drinking after water is introduced is detected;
step b, when the exhaust ball valve is completely opened, the water quality sensor detects that water cannot be drunk, the main control module controls an indicator lamp on the valve control water meter unit to light, and meanwhile, flow counting Q is carried outQuality of waterAnd storing the data in a water meter memory;
step c, measuring the flow of the loss gas as Q through a gas flowmeterGas (es)；
Step d, passing a formula QRun off=QQuality of water+QGas (es)Obtaining the total flow loss;
step e, passing formula CCost of=QRun off*FWater priceObtaining the water price to be compensated;
and f, storing the compensation cost information into a water meter memory, and periodically sending the compensation cost information to a water service company for management through a router unit.
The invention has the advantages that:
the invention adopts the design scheme of ultra-low power consumption, the valve-controlled water meter has independent main control module and motor driving function, and cooperates with the router unit to form a matrix valve control system, and realizes the data interaction with the router unit through a single communication line. The valve-controlled water meter units are uniformly managed by the router units, data are uniformly collected and uploaded to form a customer management system, and the maintenance workload is greatly reduced on the basis of reducing the overall cost.
The invention adopts the multi-mode valve closing operation, namely the operation is carried out by three units of a totally closed gear, an exhaust gear and a fully opened gear, and is suitable for the valve closing operation under different conditions.
According to the invention, through carrying out technical improvement on the valve body and the ball body of the exhaust ball valve and matching with the pressure sensor and the water level sensor in the pipeline to carry out water-cut maintenance, the gas in the water supply pipeline is discharged and cleaned, so that the phenomenon that water splashes caused by the fact that the gas and the water in the water supply pipeline are mixed and discharged through the faucet and the use of a user is influenced is effectively prevented, and a comfortable water environment is provided for the user.
According to the invention, after the water supply is maintained after the water supply is stopped, the water quality sensor and the gas flow sensor are arranged to be matched with the exhaust ball valve, and the water supply contains silt and rust, so that the water which cannot be drunk or used for domestic water is subjected to information collection, the flow generated in the exhaust stage is subjected to integral collection treatment, and the collected flow is sent to a water service company for compensation treatment.
The water quality prompting lamp is arranged to provide warning for a user and prevent the user from drinking water which does not reach the standard.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a block diagram of the system of the present invention;
FIG. 2 is a circuit diagram of a main control module according to the present invention;
FIG. 3 is a circuit diagram of a valve-regulated motor drive module according to the present invention;
FIG. 4 is a circuit diagram of a valve status acquisition module of the present invention;
FIG. 5 is a circuit diagram of a communication module according to the present invention;
FIG. 6 is a schematic view of the position relationship of the ball body of the exhaust ball valve in the fully closed position of the present invention;
FIG. 7 is a schematic view of the position of the ball of the exhaust ball valve in the exhaust position of the present invention;
FIG. 8 is a schematic diagram of the position of the ball of the exhaust ball valve in the fully open position of the present invention.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that unless otherwise explicitly specified or limited, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1:
a matrix valve-regulated water meter system comprising: valve accuse water gauge unit and router unit, a plurality of valve accuse water gauge units realize data interaction through with a router unit, and valve accuse water gauge unit includes: the system comprises a main control module, an acquisition module, a water meter memory, a clock module and a valve control module, wherein the acquisition module, the water meter memory, the clock module and the valve control module are all connected with the main control module through communication lines, a router unit supplies power to the main control module, and the main control module adopts an HC32L110 series single chip microcomputer to realize valve motor drive control and valve state acquisition. And the router unit receives the control command of the router unit and uploads the valve state information in a communication mode. The single chip microcomputer has a flexible power consumption management system and ultra-low power consumption performance by adopting a 32MHz Cortex-M0+ 32 bit CPU platform. In the case of using the router unit for power supply, the whole system can be guaranteed to be normally used in a specified age because of its ultra-low static power consumption.
Example 2:
the router unit includes: communication module, main chip, power module and route memory, power module is main chip and the power supply of host system, route memory links to each other with main chip, communication module, and communication module communicates with the high in the clouds, carries out information acquisition processing and sends to the water utilities high in the clouds to a plurality of valve accuse water gauge units through the router unit, on the basis of reducing overall cost, greatly reduced the work load of maintenance, valve accuse water gauge unit realize through a communication line and the router unit between the information interaction, through with the router unit between accurate logic processing, realize the data receiving and dispatching control of single communication line, the effectual work of having less field wiring, the stable reliability of system has been improved simultaneously.
Example 3:
the valve control module includes: the exhaust ball valve is arranged at the water outlet of the valve control water meter unit, the main control module is connected with the exhaust ball valve through the valve control motor driving module and the valve state acquisition module, the water inlet of the exhaust ball valve is provided with a pressure sensor, the water outlet of the exhaust ball valve is provided with a water level sensor, the exhaust ball valve is arranged to solve the problem of water faucet splashing after the water faucet is opened in the water supply stage, the splashing is caused because gas exists in the pipeline in the water supply stage, when a user uses water, the water faucet is splashed, the pipeline at the water outlet side of the ball body 200 forms a buffer closed pipeline to effectively buffer high-speed airflow or water flow, the valve control motor driving module adopts HT7K1211 to drive a chip, the chip is a single-channel H-bridge driver, and the maximum motor peak current can reach 2.1A. Its excellent low on-resistance characteristics make it have good output efficiency, which is very advantageous for battery powered systems. The simple two input control pin structure provides four control modes: forward rotation, reverse rotation, braking and standby. The PWM input control frequency is up to 200kHz, and accurate speed control can be provided for various application products. The chip also provides all-round protection functions including overcurrent protection, output short-circuit protection and thermal shutdown protection, and the chip can be prevented from being damaged even if motor stalling or short circuit occurs in a severe working environment. The shared input control pin may be used to control the auto-sleep cycle start-up mechanism without the need for an additional shutdown signal pin. In addition, the dormancy period of the ultra-low power consumption only needs 0.1 muA of current, and the matrix type valve control water meter system is very suitable for. Meanwhile, the system can measure the motor driving current through an external resistor so as to judge whether the system works normally; the on-off state position information of the valve is collected, the state input is a dry contact, and a pull-up power supply is required to be connected. Adopt singlechip IO mouth to provide the pull-up power in this scheme, valve dry contact input concatenation resistance gets into the singlechip and carries out state detection. The scheme can realize that the single chip microcomputer provides a pull-up power supply when detection is needed, so that the power consumption can be further reduced, and the integral operation time of the system is ensured.
Example 4:
the exhaust ball valve is provided with a fully-closed gear, an exhaust gear and a fully-opened gear, three action instructions are arranged in the main control module, the exhaust ball valve is controlled to rotate through the valve control motor driving module, information feedback is carried out through the valve state acquisition module, the rotation position of a ball body 200 of the exhaust ball valve is determined, accurate valve position control is further obtained, and exhaust accuracy is further controlled.
Example 5:
be provided with the transition angle interval on exhaust ball valve's the spheroid 200, the interval number of degrees of transition angle is 10 degrees, spheroid 200 need rotate 10 degrees when from complete closure to the intercommunication, it realizes the basis for multi-mode control to set up the transition angle interval, avoid attaching the whole volume that increases the redundant structure and increase the valve accuse water gauge, totally closed gear is used for the operation of oweing the fee closed valve, the exhaust gear is used for cleaing away the gas in the pipeline after cutting off the water and prevents the splash condition of opening tap, the full open gear is used for normal water operation, can effectual improvement user's water comfort level.
Example 6:
the ball body 200 is provided with a medium channel 220 and an exhaust channel 210 for medium to pass through, a medium inlet A221 of the medium channel 220 is arranged at the upper end of one side of the ball body 200, a medium outlet A222 of the medium channel 220 is arranged at the lower end of the other side of the ball body 200, a gas inlet B211 of the exhaust channel 210 and a gas outlet B212 of the exhaust channel 210 are both arranged at the upper end of the other side of the ball body 200, the valve body 100 is provided with a valve body air channel 110 matched with the gas outlet B212 of the exhaust channel 210, the outlet of the valve body air channel 110 is connected with a gas flowmeter and arranged in the air, the medium channel 220 is arranged in the ball body 200, so that the weight of the whole water meter can be reduced, the gas in the upper part of the pipeline can be effectively discharged, the gas in the pipeline at the same time, the gas in the pipeline at the water outlet, different with current many solenoid valve structures, many solenoid valves do not need to be suitable for this application overall structure, and many solenoid valves need a large amount of pipelines to connect and need the circuit to connect the power supply simultaneously, are not suitable for and install on the water gauge, the entity position in spheroid 200 is all seted up to medium passageway 220 and exhaust passage 210, and the both ends of medium passageway 220 and exhaust passage 210 all set up on spheroid 200's surface, and medium passageway 220 and exhaust passage 210 do not communicate with spheroid 200's non-entity part.
Example 7:
a valve control method of a matrix valve control water meter system comprises the following steps:
step one, receiving valve control information, wherein a router unit acquires a valve control instruction sent from a water service company through a communication module;
step two, valve control information transmission, wherein the router unit sends a valve control command to a corresponding valve control water meter unit through serial port communication;
step three, valve control execution, wherein a main control module of the valve control water meter unit drives an exhaust ball valve to perform multi-mode valve closing operation through a valve control motor driving module;
and step four, information acquisition, namely monitoring and acquiring the valve state in the step three, monitoring the state of the exhaust ball valve through a valve state acquisition module, detecting the motor driving current of a valve control motor driving module through a main control module, and transmitting the monitored and detected information to a water service cloud end in real time through a router unit.
By adopting the design scheme of ultra-low power consumption, the valve-controlled water meter unit has independent main control module and motor driving function, and is matched with the router unit to form a matrix valve control system, and data interaction with the router unit is realized through a single communication line. The valve-controlled water meters are uniformly managed by the matrix router, data are uniformly acquired and uploaded to a customer management system, maintenance workload is greatly reduced on the basis of reducing overall cost, meanwhile, the method adopts multi-mode valve closing control and is used for solving the problem that water faucet jetting is caused by gas in a pipeline after water supply is stopped, and meanwhile, the valve-controlled water meter unit can independently perform water stopping and air exhausting operations.
Example 8:
the specific method of the multi-mode valve closing operation described in step three is,
step A, a main control module of a valve-controlled water meter unit judges a valve closing command transmitted by a router unit;
b, the valve-controlled water meter unit judges a command sent by the router unit, when the received command is an owing valve closing command, the valve-controlled module executes a fully-closed gear, and after payment is finished, the valve-controlled module executes a valve opening command; when the received command is a water cut-off notification command and the pressure sensor detects that the pressure in the pipeline is lower than the normal water supply pressure in the pipeline, the valve control module executes a fully-closed gear firstly, when the water supply information is received and the pressure sensor detects that the pressure in the pipeline is recovered to the normal water supply pressure in the pipeline, the valve control module executes an exhaust gear, and when the water level sensor detects that the pipeline is full of water, the fully-open gear is executed.
The pressure sensor of the valve-controlled water meter unit can measure water pressure regularly for a long time, meanwhile, data are collected and stored in a water meter memory of the valve-controlled water meter, the data are subjected to median operation through the main control module, normal water supply water pressure is determined to be used for judging water pressure change in a pipeline after water cut and water pressure conditions in the pipeline after water supply, accurate comparison is carried out, and the accuracy of exhaust operation is improved again.
The valve-controlled water meter unit determines a water cut-off signal and a water supply signal by acquiring water supply information of a water service cloud and effectively judging the water supply information and pressure information in the pipeline detected by the valve-controlled water meter unit, so that the condition that the full-open gear operation is not performed when gas in the pipeline is not completely discharged is ensured, and the occurrence of an injection phenomenon is completely avoided.
Example 9:
the specific exhaust method of the exhaust gear in the step B is that,
b11, the main control module of the valve-controlled water meter unit controls the exhaust ball valve to rotate for 5 degrees through the valve-controlled motor driving module;
step B12, the medium channel 220 on the ball body 200 of the exhaust ball valve communicates the pipelines on the two sides of the ball body 200, the gas outlet B212 of the exhaust channel 210 communicates with the valve body gas channel 110, the gas medium enters from the medium inlet A221, flows through the medium outlet A222, the gas inlet B211, the gas outlet B212 and the valve body gas channel 110, and then is exhausted;
step B13, after the gas in the pipeline at the water inlet side of the sphere 200 is discharged, water is injected into the pipeline at the water outlet side of the sphere 200, and the gas in the pipeline at the water outlet side is injected through the gas inlet B211 of the exhaust channel 210, the gas outlet B212 of the exhaust channel 210 and the valve body gas channel 110, so that the gas is discharged;
step B14, when the water level sensor detects that the water in the pipeline at the water outlet side of the ball body 200 is filled completely, the air outlet B212 of the air exhaust channel 210 is disconnected with the air passage 110 of the valve body when the air exhaust ball valve rotates until the valve is fully opened;
and step B15, the gas flowmeter transmits the measured data to the water meter memory for flow compensation data collection.
According to the method, the water level sensor, the pressure sensor and the exhaust ball valve are effectively matched to clean and discharge gas in the pipeline, so that the problem that a faucet splashes, which is reflected by many users in the current market, is solved.
Example 10:
the flow compensation method is specifically that,
step a, a water quality sensor is arranged in the valve-controlled water meter unit, and whether the water quality is used for drinking after water is introduced is detected;
step b, when the exhaust ball valve is completely opened, the water quality sensor detects that water cannot be drunk, the main control module controls an indicator lamp on the valve control water meter unit to light, and meanwhile, flow counting Q is carried outQuality of waterAnd storing the data in a water meter memory;
step c, measuring the flow of the loss gas as Q through a gas flowmeterGas (es)；
Step d, passing a formula QRun off=QQuality of water+QGas (es)Obtaining the total flow loss;
step e, passing formula CCost of=QRun off*FWater priceObtaining the water price to be compensated;
and f, storing the compensation cost information into a water meter memory, and periodically sending the compensation cost information to a water service company for management through a router unit.
The water supply area of the pipeline needs to be shut down when the pipeline maintenance is carried out by a water service company, after water is supplied again, a large amount of rust and silt exist in the water quality of water for a user, the water cannot be drunk directly, the water can be used after being continuously discharged for a period of time, the water discharge in the process is large, the user pays attention to the waste water fee, the method collects and calculates the loss of the non-drinkable water and the flow information of the water meter in the exhaust process, the total loss is converted into the cost, and the cost is integrally sent to the cloud end of the water service company for processing and solving, so that the user benefit can be effectively maintained, and the drinking water safety of the user is ensured.
The model of sensor is not injectd in this application, as long as can realize the sensor of corresponding function all, and the pressure sensor that this application mentioned is for measuring water pressure in the pipeline.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (8)
1. A matrix valve-regulated water meter system comprising: valve accuse water gauge unit and router unit, a plurality of valve accuse water gauge units realize data interaction through with a router unit, and valve accuse water gauge unit includes: the system comprises a main control module, an acquisition module, a water meter memory, a clock module and a valve control module, wherein the acquisition module, the water meter memory, the clock module and the valve control module are all connected with the main control module through communication lines, a router unit supplies power for the main control module, and the router unit comprises: communication module, main chip, power module and route memory, power module is main chip and host system power supply, route memory links to each other with main chip, communication module, and communication module communicates with the high in the clouds, and its characterized in that, the valve accuse module includes: the exhaust ball valve is installed at a water outlet of the valve control water meter unit, the main control module is connected with the exhaust ball valve through the valve control motor driving module and the valve state acquisition module, a pressure sensor is arranged at a water inlet of the exhaust ball valve, and a water level sensor is arranged at a water outlet of the exhaust ball valve.
2. The matrix valve-regulated water meter system according to claim 1, wherein said exhaust ball valve is provided with a fully closed gear, an exhaust gear and a fully open gear.
3. The matrix valve-regulated water meter system according to claim 2, wherein said ball body of said air bleed ball valve is provided with a transition angle range of 10 degrees, said ball body being required to rotate 10 degrees from full closure to communication.
4. The matrix valve-controlled water meter system according to claim 3, wherein the ball body is provided with a medium channel and an exhaust channel for media to pass through, the medium inlet A of the medium channel is arranged at the upper end of one side of the ball body, the medium outlet A of the medium channel is arranged at the lower end of the other side of the ball body, the gas inlet B of the exhaust channel and the gas outlet B of the exhaust channel are both arranged at the upper end of the other side of the ball body, the valve body is provided with a valve body air passage for matching with the gas outlet B, and the outlet of the valve body air passage is connected with a gas flowmeter and arranged in.
5. A valve control method of a matrix valve control water meter system is characterized by comprising the following steps:
step one, receiving valve control information, wherein a router unit acquires a valve control instruction sent from a water service company through a communication module;
step two, valve control information transmission, wherein the router unit sends a valve control command to a corresponding valve control water meter unit through serial port communication;
step three, valve control execution, wherein a main control module of the valve control water meter unit drives an exhaust ball valve to perform multi-mode valve closing operation through a valve control motor driving module;
and step four, information acquisition, namely monitoring and acquiring the valve state in the step three, monitoring the state of the exhaust ball valve through a valve state acquisition module, detecting the motor driving current of a valve control motor driving module through a main control module, and transmitting the monitored and detected information to a water service cloud end in real time through a router unit.
6. The valve control method of the matrix valve-controlled water meter system according to claim 5, wherein the specific method of the multi-mode valve closing operation in step three is,
step A, a main control module of a valve-controlled water meter unit judges a valve closing command transmitted by a router unit;
step B, when the received command is an arrearage valve closing command, the valve control module executes a fully-closed gear, and after the payment is finished, the valve control module executes a valve opening command; when the received command is a water cut-off notification command and the pressure sensor detects that the pressure in the pipeline is lower than the normal water supply pressure in the pipeline, the valve control module executes a fully-closed gear firstly, when the water supply information is received and the pressure sensor detects that the pressure in the pipeline is recovered to the normal water supply pressure in the pipeline, the valve control module executes an exhaust gear, and when the water level sensor detects that the pipeline is full of water, the fully-open gear is executed.
7. The valve control method of the matrix valve-regulated water meter system according to claim 6, wherein the specific exhaust method of the exhaust gear in step B is,
b11, the main control module of the valve-controlled water meter unit controls the exhaust ball valve to rotate for 5 degrees through the valve-controlled motor driving module;
step B12, the medium channel on the ball body of the exhaust ball valve communicates the pipelines on the two sides of the ball body, the gas outlet B of the exhaust channel communicates with the valve body air channel, the gas medium enters from the medium inlet A and flows through the medium outlet A, the gas inlet B, the gas outlet B and the valve body air channel, and then the gas is exhausted;
step B13, after the gas in the pipeline at the water inlet side of the ball body is discharged, injecting water into the pipeline at the water outlet side of the ball body, and discharging the gas in the pipeline at the water outlet side through the gas inlet B, the gas outlet B and the valve body air passage by injecting water;
step B14, when the water level sensor detects that the water in the pipeline at the water outlet side of the ball body is filled completely, the exhaust ball valve rotates until the valve is fully opened, and the gas outlet B is disconnected with the gas channel of the valve body;
and step B15, the gas flowmeter transmits the measured data to the water meter memory for flow compensation data collection.
8. The valve control method of the matrix valve-regulated water meter system according to claim 7, wherein the flow compensation method is specifically,
step a, a water quality sensor is arranged in the valve-controlled water meter unit, and whether the water quality is used for drinking after water is introduced is detected;
step b, when the exhaust ball valve is completely opened, the water quality sensor detects that water cannot be drunk, the main control module controls an indicator lamp on the valve control water meter unit to light, and meanwhile, flow counting Q is carried outQuality of waterAnd storing the data in a water meter memory;
step c, measuring the flow of the loss gas as Q through a gas flowmeterGas (es)；
Step d, passing a formula QRun off=QQuality of water+QGas (es)Obtaining the total flow loss;
step e, passing formula CCost of=QRun off*FWater priceObtaining the water price to be compensated;
and f, storing the compensation cost information into a water meter memory, and periodically sending the compensation cost information to a water service company for management through a router unit.
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