CN112414497B - Intelligent pre-filter water meter system with remote payment function - Google Patents

Intelligent pre-filter water meter system with remote payment function Download PDF

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Publication number
CN112414497B
CN112414497B CN202011221934.XA CN202011221934A CN112414497B CN 112414497 B CN112414497 B CN 112414497B CN 202011221934 A CN202011221934 A CN 202011221934A CN 112414497 B CN112414497 B CN 112414497B
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China
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water
filter
control module
central control
water flow
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CN202011221934.XA
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Chinese (zh)
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CN112414497A (en
Inventor
於柏樟
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Ningbo Meizhijing Environmental Protection Technology Co ltd
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Ningbo Meizhijing Environmental Protection Technology Co ltd
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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • 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
    • G01F15/12—Cleaning arrangements; Filters
    • G01F15/125—Filters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
    • B01D29/31—Self-supporting filtering elements
    • B01D29/35—Self-supporting filtering elements arranged for outward flow filtration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/50—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition
    • B01D29/56—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in series connection
    • B01D29/58—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in series connection arranged concentrically or coaxially
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/62—Regenerating the filter material in the filter
    • B01D29/66—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps
    • B01D29/668—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps with valves, e.g. rotating valves for coaxially placed filtering elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/88—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices
    • B01D29/94—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices for discharging the filter cake, e.g. chutes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
    • B01D35/02—Filters adapted for location in special places, e.g. pipe-lines, pumps, stop-cocks
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q20/00—Payment architectures, schemes or protocols
    • G06Q20/08—Payment architectures
    • G06Q20/085—Payment architectures involving remote charge determination or related payment systems

Abstract

The invention discloses an intelligent pre-filter water meter system with remote payment in the technical field of water filtration systems, which comprises a pre-filter main pipe, a first filter network pipe, a second filter network pipe and the like, wherein tap water entering the pre-filter main pipe through a water inlet pipe is filtered by the first filter network pipe, large particulate matters are intercepted in the network pipe, and then filtered by the second filter network pipe, small particulate matters are intercepted in the network pipe, finally flow through the water meter along the water outlet end of the pre-filter main pipe, the filtering effect is good, a water flow guide valve is opened to be in a conducting state in a normal running state of the tap water, when the filter network pipe needs to be cleaned, a container can be prepared to be placed at the lower side position of a sewage pipe, the water flow guide valve is closed, water flow is intercepted, dirt on the filter network pipe flows out along the sewage pipe under the action of water pressure, and the cleaning of the filter network pipe is convenient.

Description

Intelligent pre-filter water meter system with remote payment function
Technical Field
The invention relates to the technical field of water filtration systems, in particular to an intelligent pre-filter water meter system with remote payment.
Background
World health organization data shows that 80% of diseases worldwide are due to water pollution, 12 million people worldwide are ill by drinking contaminated water, and 50% of cancers worldwide are associated with drinking unclean water. Along with the continuous improvement of people's living standard, to the continuous promotion of quality requirement of drinking water, current filter for running water is mostly single net structure, and single net filterable filter effect is general, and after the filter screen used for a certain time, the filter screen can be stopped up to its inside accumulative debris, and the clearance is comparatively inconvenient, for this reason proposes an intelligent leading filter water gauge system with long-range payment.
Disclosure of Invention
The invention aims to provide an intelligent pre-filter water meter system with remote payment, which solves the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides an intelligent front-end filter water gauge system with long-range payment, is responsible for including front-end filter, the one end integrated into one piece that front-end filter was responsible for is connected with the inlet tube, the pipe diameter of inlet tube is less than the pipe diameter that front-end filter was responsible for, fixedly connected with first filter network pipe on the inside wall that front-end filter was responsible for, the water inlet end of first filter network pipe with the water outlet end of inlet tube is relative, just the water inlet end pipe diameter of first filter network pipe equals the water outlet end pipe diameter of inlet tube, on the inside wall that front-end filter was responsible for and be located the outside fixedly connected with second filter network pipe of first filter network pipe, the outside the water outlet end fixedly connected with blow off pipe of second filter network pipe, the other end of blow off pipe wears out the lateral wall that front-end filter was responsible for, be provided with the flow direction valve that is used for the blowdown on the front-end filter is responsible for, the water outlet end that front-end filter was responsible for is connected with the water gauge.
The opening of the water flow guide valve is adjustable, a central control module connected with the water flow guide valve and a wireless receiving and transmitting module for receiving and transmitting information are arranged in the water meter, and the central control module adjusts the opening of the water flow guide valve to K' according to the water flow Q in the flow monitoring time period T1; the central control module calculates and determines theoretical water flow Q ' when the opening of the water flow guide valve is K ' and calculates actual water flow Q ' when the flow detection duration T1 passes, and the central control module calculates the absolute value D of the difference between Q ' and Q ' and secondarily adjusts the opening of the water flow guide valve through D;
the central control module can count the water consumption R in the water quantity detection period T2 and judge whether to send a prompt message to the user according to the relation between the R and the water consumption balance delta R.
Preferably, a water flow guide valve opening degree adjusting parameter matrix A0 and a water flow matrix Q0 are arranged in the central control module;
for a water flow guiding valve opening degree adjusting parameter matrix A0, A0 (A1, A2, A3, A4), wherein A1 is a first preset water flow guiding valve opening degree adjusting parameter, A2 is a second preset water flow guiding valve opening degree adjusting parameter, A3 is a third preset water flow guiding valve opening degree adjusting parameter, A4 is a fourth preset water flow guiding valve opening degree adjusting parameter, and the adjusting parameters are sequentially increased;
for a water flow matrix Q0, Q0 (Q1, Q2, Q3, Q4), wherein Q1 is a first preset water flow, Q2 is a second preset water flow, Q3 is a third preset water flow, Q4 is a fourth preset water flow, and the preset water flows are sequentially increased;
when the intelligent pre-filter water meter system is applied, the central control module keeps the water flow guide valve in a full-open state, the opening degree is K, when the flow monitoring duration T1 passes, the water meter counts the water flow Q and transmits the detection result to the central control module, the central control module compares the Q with the parameters in the matrix Q0,
when Q is less than or equal to Q1, the central control module does not adjust the opening of the water flow guide valve;
when Q1 is more than Q and less than or equal to Q2, the central control module selects A1 from the matrix A0 as a water flow guide valve opening adjusting parameter;
when Q2 is smaller than Q and smaller than or equal to Q3, the central control module selects A2 from the matrix A0 as a water flow guide valve opening adjusting parameter;
when Q3 is more than Q and less than or equal to Q4, the central control module selects A3 from the matrix A0 as the opening adjustment parameter of the water flow guide valve;
when Q is more than Q4, the central control module selects A4 from the matrix A0 as a water flow guide valve opening adjusting parameter;
when Ai is selected as an adjusting parameter by the central control module, i=1, 2,3,4, the central control module adjusts the opening degree of the water flow guide valve to K ', K' =K- (Q-Q1) x Ai.
Preferably, the central control module is also provided with a theoretical flow calculation parameter matrix C0, a flow difference matrix D0 and an opening secondary adjustment parameter matrix E0;
for the theoretical flow calculation parameter matrixes C0 and C0 (C1, C2, C3 and C4), wherein C1 is a first preset theoretical flow calculation parameter, C2 is a second preset theoretical flow calculation parameter, C3 is a third preset theoretical flow calculation parameter, and C4 is a fourth preset theoretical flow calculation parameter;
for the flow difference matrixes D0, D0 (D1, D2, D3 and D4), wherein D1 is a first preset flow difference, D2 is a second preset flow difference, D3 is a third preset flow difference, D4 is a fourth preset flow difference, and the differences are sequentially increased;
for opening secondary adjustment parameter matrixes E0 and E0 (E1, E2 and E3), wherein E1 is a first preset opening secondary adjustment parameter, E2 is a second preset opening secondary adjustment parameter, E3 is a third preset opening secondary adjustment parameter, and the parameters are sequentially reduced;
when the opening degree of the water flow guide valve is regulated to K ', the central control module calculates theoretical flow Q ' with the opening degree of K ' according to the water flow Q when the opening degree guide valve is K,when the flow detection duration T1 passes, the water meter counts the water flow Q ' and transmits the detection result to the central control module, and the central control module calculates the absolute value D of the difference between Q ' and Q ' and compares D with the D0 internal parameter:
when D is less than or equal to D1, the central control module judges that the filter screen is clean, and the opening K' is not regulated
When D1 is more than D and less than or equal to D2, the central control module judges that the filter screen has partial attachments and selects E1 from an E0 matrix as a secondary opening adjustment parameter;
when D2 is more than D and less than or equal to D3, the central control module judges that the filter screen has partial attachments and selects E2 from the E0 matrix as a secondary opening adjustment parameter;
when D3 is more than D and less than or equal to D4, the central control module judges that the filter screen has partial attachments and selects E3 from the E0 matrix as a secondary opening adjustment parameter;
when Ep is selected as the opening secondary adjustment parameter, p=1, 2,3, and the central control module adjusts the opening of the water flow guide valve to K ', K ' =k ' ×ep;
when D is more than D4, the central control module judges that the attachments on the filter screen are excessive, and the central control module sends cleaning information to a user through the wireless receiving and sending module and adjusts the opening of the water flow guide valve to Kz, wherein Kz is the minimum opening of the water flow guide valve for ensuring the user to use water.
Preferably, when the intelligent pre-filter water meter system is applied and the water consumption detection period T2 passes, the water meter counts the water consumption P, the central control module calculates the water charge R in T2, R=P×r, R is the water charge unit price, and the central control module calculates the ratio S of the water charge balance DeltaR to R and judges through SWhether to send a prompt short message to the user is determined,
when S is less than or equal to 1, the central control module sends a balance shortage prompt to a user through the wireless transceiver module;
when S is more than 1 and less than or equal to 2, the central control module passes through each timeDetecting primary water charge balance delta R ' and calculating S ', until S ' is less than or equal to 1;
when S is more than 2 and less than or equal to 3, the central control module passes through each timeDetecting primary water charge balance delta R ' and calculating S ', until S ' is less than or equal to 2;
when S is more than 3, the water meter counts the water consumption P 'of the next water consumption detection period T2, and the operation is repeated until S' is less than or equal to 2.
Preferably, the mesh aperture of the first filter mesh tube is larger than the mesh aperture of the second filter mesh tube.
Preferably, the number of the first filter mesh tube and the second filter mesh tube is at least 1.
Preferably, the outer side walls of the water inlet ends of the first filter mesh tube and the second filter mesh tube are uniformly and integrally formed and connected with a connecting eave, and the connecting eave is welded with the inner side wall of the main tube of the front filter.
Preferably, the water flow guide valve comprises a rotary connecting rod, the rotary connecting rod rotates and penetrates through the main pipe of the pre-filter, a valve plate is fixedly connected to the outer side wall of the rotary connecting rod and located in the main pipe of the pre-filter, and a limiting plate and a handle are fixedly connected to the two ends of the rotary connecting rod respectively.
Preferably, the water meter is a wireless remote monitoring water meter.
Compared with the prior art, the invention has the beneficial effects that: the intelligent pre-filter water meter system with remote payment is characterized in that tap water enters a main pipe of a pre-filter through a water inlet pipe, large particulate matters are intercepted in a network pipe after being filtered by a first filter network pipe, small particulate matters are intercepted in the network pipe after being filtered by a second filter network pipe, finally, the tap water flows through the water meter along a water outlet end of the main pipe of the pre-filter, the filtering effect is good, a water flow guide valve is in an open conduction state in a normal running state, when the filter network pipe needs to be cleaned, a container can be prepared to be placed at the lower side position of a sewage drain pipe, the water flow guide valve is closed to intercept water flow, dirt on the filter network pipe flows out along the sewage drain pipe under the action of water pressure, and the filter network pipe is convenient to clean.
Drawings
FIG. 1 is a cross-sectional view of a main body structure of a water flow guiding valve in an opened state of the present invention;
FIG. 2 is an enlarged schematic view of the invention at A in FIG. 1;
fig. 3 is a cross-sectional view of the main structure of the water flow guiding valve in the closed state.
In the figure: the water meter comprises a main pipe of a 1-prefilter, a 2-water inlet pipe, a 3-first filter net pipe, a 4-second filter net pipe, a 5-connecting eave, a 6-blow-down pipe, a 7-water flow guide valve, a 701-rotating connecting rod, a 702-valve plate, a 703-limiting plate, a 704-handle and an 8-water meter.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The description of the directions (up, down, left, right, front, rear) is described with reference to the structure shown in fig. 1 of the drawings, but the actual use direction of the present invention is not limited thereto.
Examples:
referring to fig. 1-3, the present invention provides a technical solution: referring to fig. 1, an intelligent pre-filter water meter system with remote payment comprises a pre-filter main pipe 1, wherein one end of the pre-filter main pipe 1 is integrally connected with a water inlet pipe 2, the pipe diameter of the water inlet pipe 2 is smaller than that of the pre-filter main pipe 1, a first filter net pipe 3 is fixedly connected to the inner side wall of the pre-filter main pipe 1, the water inlet end of the first filter net pipe 3 is opposite to the water outlet end of the water inlet pipe 2, the pipe diameter of the water inlet end of the first filter net pipe 3 is equal to the pipe diameter of the water outlet end of the water inlet pipe 2, a second filter net pipe 4 is fixedly connected to the inner side wall of the pre-filter main pipe 1 and outside the first filter net pipe 3, tap water entering the pre-filter main pipe 1 from the water inlet pipe 2 is filtered by the first filter net pipe 3, large particulate matters are intercepted in the network pipe and filtered by the second filter network pipe 4, small particulate matters are intercepted in the network pipe and finally flow through the water meter 8 along the water outlet end of the pre-filter main pipe 1, the filtering effect is good, one end of a drain pipe 6 is fixedly connected with the water outlet end of the second filter network pipe 4 at the outermost side, the other end of the drain pipe 6 penetrates out of the side wall of the pre-filter main pipe 1, a water flow guide valve 7 for draining is arranged on the pre-filter main pipe 1, the water meter 8 is connected with the water outlet end of the pre-filter main pipe 1, a central control module connected with the water flow guide valve and a wireless receiving and transmitting module for receiving and transmitting information are arranged in the water meter 8, the water flow guide valve 7 is in an open conducting state in a normal running state, and when the filter network pipe needs to be cleaned, please refer to figure 3, the water flow guide valve 7 is closed to intercept water flow, dirt on the filter screen pipe flows out along the sewage drain pipe 6 under the action of water pressure, and the filter screen pipe is convenient to clean.
Specifically, a water flow guide valve opening degree adjusting parameter matrix A0 and a water flow matrix Q0 are arranged in the central control module;
for a water flow guiding valve opening degree adjusting parameter matrix A0, A0 (A1, A2, A3, A4), wherein A1 is a first preset water flow guiding valve opening degree adjusting parameter, A2 is a second preset water flow guiding valve opening degree adjusting parameter, A3 is a third preset water flow guiding valve opening degree adjusting parameter, A4 is a fourth preset water flow guiding valve opening degree adjusting parameter, and the adjusting parameters are sequentially increased;
for a water flow matrix Q0, Q0 (Q1, Q2, Q3, Q4), wherein Q1 is a first preset water flow, Q2 is a second preset water flow, Q3 is a third preset water flow, Q4 is a fourth preset water flow, and the preset water flows are sequentially increased;
when the intelligent pre-filter water meter system is applied, the central control module keeps the water flow guide valve 7 in a full-open state, the opening degree is K, when the flow monitoring duration T1 passes, the water meter 8 counts the water flow Q and transmits the detection result to the central control module, the central control module compares the Q with the parameters in the matrix Q0,
when Q is less than or equal to Q1, the central control module does not adjust the opening of the water flow guide valve 7;
when Q1 is more than Q and less than or equal to Q2, the central control module selects A1 from the matrix A0 as a water flow guide valve opening adjusting parameter;
when Q2 is smaller than Q and smaller than or equal to Q3, the central control module selects A2 from the matrix A0 as a water flow guide valve opening adjusting parameter;
when Q3 is more than Q and less than or equal to Q4, the central control module selects A3 from the matrix A0 as the opening adjustment parameter of the water flow guide valve;
when Q is more than Q4, the central control module selects A4 from the matrix A0 as a water flow guide valve opening adjusting parameter;
when Ai is selected as an adjustment parameter by the central control module, i=1, 2,3,4, the central control module adjusts the opening of the water flow guide valve 7 to K ', K' =k- (Q-Q1) ×ai.
Specifically, the central control module is also provided with a theoretical flow calculation parameter matrix C0, a flow difference matrix D0 and an opening secondary adjustment parameter matrix E0;
for the theoretical flow calculation parameter matrixes C0 and C0 (C1, C2, C3 and C4), wherein C1 is a first preset theoretical flow calculation parameter, C2 is a second preset theoretical flow calculation parameter, C3 is a third preset theoretical flow calculation parameter, and C4 is a fourth preset theoretical flow calculation parameter;
for the flow difference matrixes D0, D0 (D1, D2, D3 and D4), wherein D1 is a first preset flow difference, D2 is a second preset flow difference, D3 is a third preset flow difference, D4 is a fourth preset flow difference, and the differences are sequentially increased;
for opening secondary adjustment parameter matrixes E0 and E0 (E1, E2 and E3), wherein E1 is a first preset opening secondary adjustment parameter, E2 is a second preset opening secondary adjustment parameter, E3 is a third preset opening secondary adjustment parameter, and the parameters are sequentially reduced;
when the opening degree of the water flow guide valve 7 is regulated to K ', the central control module calculates the theoretical flow Q ' with the opening degree of K ' according to the water flow Q when the opening degree of the water flow guide valve 7 is K,when the flow detection duration T1 passes, the water meter 8 counts the water flow q″ and transmits the detection result to the central control module, and the central control module calculates the absolute value D of the difference between q″ and Q', and compares D with the D0 internal parameter:
when D is less than or equal to D1, the central control module judges that the filter screen is clean, and the opening K' is not regulated
When D1 is more than D and less than or equal to D2, the central control module judges that the filter screen has partial attachments and selects E1 from an E0 matrix as a secondary opening adjustment parameter;
when D2 is more than D and less than or equal to D3, the central control module judges that the filter screen has partial attachments and selects E2 from the E0 matrix as a secondary opening adjustment parameter;
when D3 is more than D and less than or equal to D4, the central control module judges that the filter screen has partial attachments and selects E3 from the E0 matrix as a secondary opening adjustment parameter;
when Ep is selected as the opening secondary adjustment parameter, p=1, 2,3, the central control module adjusts the opening of the water flow guide valve 7 to K ", K" =k' ×ep;
when D is more than D4, the central control module judges that the attachments on the filter screen are excessive, and the central control module sends cleaning information to a user through the wireless receiving and sending module and adjusts the opening of the water flow guide valve 7 to Kz, wherein Kz is the minimum opening of the water flow guide valve 7 for guaranteeing water consumption of the user.
Specifically, when the intelligent pre-filter water meter system is applied and usedIn the water quantity detection period T2, the water meter 8 counts the water consumption P, the central control module calculates the water charge R in the period T2, R=P×r, R is the unit price of the water charge, the central control module calculates the ratio S of the balance DeltaR to R of the water charge and judges whether to send a prompt message to the user through S,
when S is less than or equal to 1, the central control module sends a balance shortage prompt to a user through the wireless transceiver module;
when S is more than 1 and less than or equal to 2, the central control module passes through each timeDetecting primary water charge balance delta R ' and calculating S ', until S ' is less than or equal to 1;
when S is more than 2 and less than or equal to 3, the central control module passes through each timeDetecting primary water charge balance delta R ' and calculating S ', until S ' is less than or equal to 2;
when S > 3, the water meter 8 counts the water consumption P 'of the next water consumption detection period T2, and repeats the above operation until S' is less than or equal to 2.
Specifically, the mesh aperture of the first filter mesh tube 3 is larger than the mesh aperture of the second filter mesh tube 4. Tap water entering the front filter main pipe 1 from the water inlet pipe 2 is filtered by the first filter net pipe 3, large particulate matters are intercepted in the net pipe, then filtered by the second filter net pipe 4, small particulate matters are intercepted in the net pipe, and finally flows through the water meter 8 along the water outlet end of the front filter main pipe 1, so that the filtering effect is good.
Specifically, the number of the first filter mesh tube 3 and the second filter mesh tube 4 is at least 1. After the tap water is filtered by the filter net pipes with different mesh apertures, a better water purifying effect can be achieved.
Referring to fig. 2, specifically, the outer side walls of the water inlet ends of the first filter mesh tube 3 and the second filter mesh tube 4 are integrally and uniformly formed and connected with a connecting eave 5, and the connecting eave 5 is welded with the inner side wall of the pre-filter main tube 1. The filter mesh tube is conveniently welded with the inner side wall of the front filter main tube 1 by the arrangement of the connecting eave 5, and the filter mesh tube is fixed in the front filter main tube 1 by the connecting eave 5.
Referring to fig. 1 and 3, specifically, the water flow guiding valve 7 includes a rotary connecting rod 701, the rotary connecting rod 701 rotates and penetrates through the prefilter main pipe 1, a valve plate 702 is fixedly connected to an outer side wall of the rotary connecting rod 701 and located in the prefilter main pipe 1, and two ends of the rotary connecting rod 701 are respectively and fixedly connected with a limiting plate 703 and a handle 704. Under the normal running state of tap water, the water flow guide valve 7 is opened to be in a conducting state, the valve plate 702 is parallel to the water flow direction at the moment, when the filter net pipe needs to be cleaned, a container can be prepared to be placed at the lower side of the sewage drain pipe 6, then the handle 704 is rotated to drive the rotating connecting rod 701 to rotate, the valve plate 702 rotates along with the rotating connecting rod to intercept water flow, dirt on the filter net pipe flows out along the sewage drain pipe 6 under the action of water pressure, and the filter net pipe is convenient to clean.
Specifically, the water meter 8 is a wireless remote monitoring water meter. The wireless remote monitoring water meter is an instrument for measuring the total volume of water flowing through a pipeline, has the functions of a common water meter, has the wireless communication function, forms a wireless meter reading network with wireless acquisition equipment, realizes remote meter reading, integrates a micropower multichannel embedded wireless data transmission module in the water meter, realizes data transmission through a wireless channel of a space, and can form a wireless remote meter reading system with a wireless collector, a router, a concentrator and meter reading software, thereby realizing the functions of remote control on-off valve, remote meter reading, arrearage reminding and the like of the water meter, and a user can carry out remote payment of remote water charge.
Working principle: the tap water entering the front filter main pipe 1 from the water inlet pipe 2 is filtered by the first filter net pipe 3, large particulate matters are intercepted in the net pipe, then filtered by the second filter net pipe 4, small particulate matters are intercepted in the net pipe, finally, the tap water flows through the water meter 8 along the water outlet end of the front filter main pipe 1, the filtering effect is good, the water outlet end of the second filter net pipe 4 at the outermost side is fixedly connected with one end of the sewage pipe 6, the other end of the sewage pipe 6 penetrates out of the side wall of the front filter main pipe 1, the front filter main pipe 1 is provided with a water flow guide valve 7 for sewage discharge, the water outlet end of the front filter main pipe 1 is connected with the water meter 8, the water flow guide valve 7 is in an open and conducting state in a normal running state, when the filter net pipe needs to be cleaned, a container can be prepared to be placed at the lower side position of the sewage pipe 6, the water flow guide valve 7 is closed, sewage on the filter net pipe is intercepted, sewage on the filter net pipe flows out along the sewage pipe 6 under the action of water pressure, and the filtering net pipe is convenient to clean; the water meter 8 is a wireless remote monitoring water meter. The wireless remote monitoring water meter is an instrument for measuring the total volume of water flowing through a pipeline, has the functions of a common water meter, has the wireless communication function, forms a wireless meter reading network with wireless acquisition equipment, realizes remote meter reading, integrates a micropower multichannel embedded wireless data transmission module in the water meter, realizes data transmission through a wireless channel of a space, and can form a wireless remote meter reading system with a wireless collector, a router, a concentrator and meter reading software, thereby realizing the functions of remote control on-off valve, remote meter reading, arrearage reminding and the like of the water meter, and a user can carry out remote payment of remote water charge.
In the description of the present invention, unless explicitly stated and limited otherwise, the terms "disposed," "mounted," "connected," and "secured" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Standard parts used by the invention can be purchased from the market, and special-shaped parts can be customized according to the description of the specification and the drawing.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. Intelligent pre-filter water meter system with remote payment function, comprising a pre-filter main pipe (1), and characterized in that: one end integrated into one piece of leading filter is responsible for (1) is connected with inlet tube (2), the pipe diameter of inlet tube (2) is less than the pipe diameter of leading filter is responsible for (1), fixedly connected with first filter screen pipe (3) on the inside wall of leading filter is responsible for (1), the water inlet end of first filter screen pipe (3) with the water outlet end of inlet tube (2) is relative, just the water inlet end pipe diameter of first filter screen pipe (3) with the water outlet end pipe diameter of inlet tube (2) equals, on the inside wall of leading filter is responsible for (1) and be located the outside fixedly connected with second filter screen pipe (4) of first filter screen pipe (3), the outside the water outlet end fixedly connected with blow off pipe (6) of second filter screen pipe (4), the other end of blow off pipe (6) wears out the lateral wall of leading filter is responsible for (1), be provided with on leading filter is responsible for (1) and is used for leading water flow direction valve (7), leading filter (1) out water gauge (8) and is responsible for water.
The opening of the water flow guide valve (7) is adjustable, a central control module connected with the water flow guide valve (7) and a wireless receiving and transmitting module for receiving and transmitting information are arranged in the water meter (8), and the central control module adjusts the opening of the water flow guide valve (7) to K' according to the water flow Q in the flow monitoring time period T1; the central control module calculates and determines theoretical water flow Q ' when the opening of the water flow guide valve (7) is K ' and calculates actual water flow Q ' when the flow detection duration T1 passes, and the central control module calculates the absolute value D of the difference between Q ' and Q ' and secondarily adjusts the opening of the water flow guide valve (7) through D;
the central control module can count the water consumption R in the water quantity detection period T2 and judge whether to send a prompt message to a user according to the relation between R and the water consumption balance delta R;
a water flow guide valve opening degree adjusting parameter matrix A0 and a water flow matrix Q0 are arranged in the central control module;
for a water flow guiding valve opening degree adjusting parameter matrix A0, A0 (A1, A2, A3, A4), wherein A1 is a first preset water flow guiding valve opening degree adjusting parameter, A2 is a second preset water flow guiding valve opening degree adjusting parameter, A3 is a third preset water flow guiding valve opening degree adjusting parameter, A4 is a fourth preset water flow guiding valve opening degree adjusting parameter, and the adjusting parameters are sequentially increased;
for a water flow matrix Q0, Q0 (Q1, Q2, Q3, Q4), wherein Q1 is a first preset water flow, Q2 is a second preset water flow, Q3 is a third preset water flow, Q4 is a fourth preset water flow, and the preset water flows are sequentially increased;
when the intelligent pre-filter water meter system is applied, the central control module keeps the water flow guide valve (7) in a full-open state, the opening degree is K, when the flow monitoring duration T1 passes, the water meter (8) counts the water flow Q and transmits the detection result to the central control module, the central control module compares the Q with the parameters in the matrix Q0,
when Q is less than or equal to Q1, the central control module does not adjust the opening of the water flow guide valve (7);
when Q1 is more than Q and less than or equal to Q2, the central control module selects A1 from the matrix A0 as a water flow guide valve opening adjusting parameter;
when Q2 is smaller than Q and smaller than or equal to Q3, the central control module selects A2 from the matrix A0 as a water flow guide valve opening adjusting parameter;
when Q3 is more than Q and less than or equal to Q4, the central control module selects A3 from the matrix A0 as the opening adjustment parameter of the water flow guide valve;
when Q is more than Q4, the central control module selects A4 from the matrix A0 as a water flow guide valve opening adjusting parameter;
when the central control module selects Ai as an adjusting parameter, i=1, 2,3 and 4, the central control module adjusts the opening degree of the water flow guide valve (7) to K ', K' =K- (Q-Q1) x Ai;
the central control module is also provided with a theoretical flow calculation parameter matrix C0, a flow difference matrix D0 and an opening secondary adjustment parameter matrix E0;
for the theoretical flow calculation parameter matrixes C0 and C0 (C1, C2, C3 and C4), wherein C1 is a first preset theoretical flow calculation parameter, C2 is a second preset theoretical flow calculation parameter, C3 is a third preset theoretical flow calculation parameter, and C4 is a fourth preset theoretical flow calculation parameter;
for the flow difference matrixes D0, D0 (D1, D2, D3 and D4), wherein D1 is a first preset flow difference, D2 is a second preset flow difference, D3 is a third preset flow difference, D4 is a fourth preset flow difference, and the differences are sequentially increased;
for opening secondary adjustment parameter matrixes E0 and E0 (E1, E2 and E3), wherein E1 is a first preset opening secondary adjustment parameter, E2 is a second preset opening secondary adjustment parameter, E3 is a third preset opening secondary adjustment parameter, and the parameters are sequentially reduced;
when the opening degree of the water flow guide valve (7) is regulated to K ', the central control module calculates the theoretical flow Q ' with the opening degree of K ' according to the water flow Q when the opening degree of the water flow guide valve (7) is K,when the flow detection duration T1 passes, the water meter (8) counts the water flow Q ' and transmits the detection result to the central control module, and the central control module calculates the absolute value D of the difference between Q ' and Q ' and compares the D with the D0 internal parameter:
when D is less than or equal to D1, the central control module judges that the filter screen is clean, and the opening K' is not regulated
When D1 is more than D and less than or equal to D2, the central control module judges that the filter screen has partial attachments and selects E1 from an E0 matrix as a secondary opening adjustment parameter;
when D2 is more than D and less than or equal to D3, the central control module judges that the filter screen has partial attachments and selects E2 from the E0 matrix as a secondary opening adjustment parameter;
when D3 is more than D and less than or equal to D4, the central control module judges that the filter screen has partial attachments and selects E3 from the E0 matrix as a secondary opening adjustment parameter;
when Ep is selected as a secondary opening adjustment parameter, p=1, 2,3, and the central control module adjusts the opening of the water flow guide valve (7) to be K ', K ' =k ' ×ep;
when D is more than D4, the central control module judges that the attachments on the filter screen are excessive, and the central control module sends cleaning information to a user through the wireless receiving and sending module and adjusts the opening of the water flow guide valve (7) to Kz, wherein Kz is the minimum opening of the water flow guide valve (7) for ensuring the user to use water;
when the intelligent pre-filter water meter system is applied and the water consumption detection period T2 passes, the water meter (8) counts the water consumption P, the central control module calculates the water charge R in the T2, R=P×r, R is the water charge unit price, the central control module calculates the ratio S of the water charge balance delta R to R, and judges whether to send a prompt short message to a user through S,，
when S is less than or equal to 1, the central control module sends a balance shortage prompt to a user through the wireless transceiver module;
when S is more than 1 and less than or equal to 2, the central control module passes through each timeDetecting primary water charge balance delta R ' and calculating S ', until S ' is less than or equal to 1;
when S is more than 2 and less than or equal to 3, the central control module passes through each timeDetecting primary water charge balance delta R ' and calculating S ', until S ' is less than or equal to 2;
when S is more than 3, the water meter (8) counts the water consumption P 'of the next water consumption detection period T2, and repeats the operation until S' is less than or equal to 2.
2. The intelligent pre-filter water meter system with remote payment of claim 1, wherein: the mesh aperture of the first filter mesh tube (3) is larger than the mesh aperture of the second filter mesh tube (4).
3. The intelligent pre-filter water meter system with remote payment of claim 1, wherein: the number of the first filter net pipes (3) and the second filter net pipes (4) is at least 1.
4. The intelligent pre-filter water meter system with remote payment of claim 1, wherein: the filter comprises a first filter screen pipe (3) and a second filter screen pipe (4), wherein a connecting eave (5) is uniformly and integrally formed on the outer side wall of the water inlet end of the first filter screen pipe (3) and the outer side wall of the water inlet end of the second filter screen pipe (4), and the connecting eave (5) is welded with the inner side wall of a main pipe (1) of the front filter.
5. The intelligent pre-filter water meter system with remote payment of claim 1, wherein: the water flow guide valve (7) comprises a rotary connecting rod (701), the rotary connecting rod (701) rotates and penetrates through the pre-filter main pipe (1), a valve plate (702) is fixedly connected to the outer side wall of the rotary connecting rod (701) and located in the pre-filter main pipe (1), and limiting plates (703) and handles (704) are fixedly connected to the two ends of the rotary connecting rod (701) respectively.
6. The intelligent pre-filter water meter system with remote payment of claim 1, wherein: the water meter (8) is a wireless remote monitoring water meter.
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Publication number Priority date Publication date Assignee Title
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CN108031158A (en) * 2017-12-21 2018-05-15 玉环县红日阀门有限公司 Purifier and its control method with leak-proof anti-explosive and automatic cleaning function
CN108425405A (en) * 2018-04-02 2018-08-21 淮阴工学院 A kind of monitoring of networking water source and water supply by stage device and its monitoring system
CN111680429A (en) * 2020-06-19 2020-09-18 苏州华控清源系统科技股份有限公司 Water tank active storage adjusting method and system, electronic equipment and storage medium

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101777215A (en) * 2010-01-27 2010-07-14 彭希南 Fully-sealed non-contact IC card water meter
CN107814419A (en) * 2016-09-14 2018-03-20 天津克拉的科技有限公司 A kind of water purifier and its charging method with data acquisition function
CN108031158A (en) * 2017-12-21 2018-05-15 玉环县红日阀门有限公司 Purifier and its control method with leak-proof anti-explosive and automatic cleaning function
CN108425405A (en) * 2018-04-02 2018-08-21 淮阴工学院 A kind of monitoring of networking water source and water supply by stage device and its monitoring system
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