CN1450340A

CN1450340A - Intelligent digital water meter

Info

Publication number: CN1450340A
Application number: CN 03117177
Authority: CN
Inventors: 蒋宏新
Original assignee: Individual
Current assignee: Individual
Priority date: 2003-01-14
Filing date: 2003-01-14
Publication date: 2003-10-22
Anticipated expiration: 2023-01-14
Also published as: CN1226595C

Abstract

The invention refers to an intelligent digital water meter, especially a product using the reception of magnetic signals and the computer processing method to control the turn-on and off of the electromagnetic valve in order to control the operation of the water meter. The communication equipoment consists of two pieces of half-ring Sm-Co alnicos with the same material. Compared with existing techniques, it adopts the electromechanical-integration design scheme, the volume small, the circuit able to adopt the modularization design, and it adopts liquid-sealing technique to make it able to ensure the vertical and coaxial degree at the time of the rotation of the rotary-wing rotary equipment, preventing the polution of ferromagnetic in water body and other impurities, and improving sensitivity, reliability and operation life.

Description

The digital-type intelligent water meter

Technical field: the present invention is a kind of digital-type intelligent water meter, and particularly a kind of utilization is accepted magnetic signal, come the control electromagnetic valve open and close to reach the product of control water meter work by computer processing method.

Technical background: in the prior art, development, the production of IC-card intellectual water meter are arranged, Chongqing intellectual water meter Ltd has carried out a large amount of research, exploration in this respect, the product that they produce is on original mechanical counter water meter basis, increased and added tongue tube magnetic biography sampling device on electrically operated valve, the mechanical counter, after the single-chip data processing, with two LED light emitting diode state indications, the user has bought certain water consumption, after water reaches some, the electrically operated valve automatic shutoff; This product has solved water meter for a long time is made of existence mechanical structure problems, such as: its outward appearance better appearance is generous, product can be more accurate water measurement and guarantee that some users can not steal water, adopt the design proposal of electromechanical integration, make the product class that risen; But through using, we find that also there are some problems in it, mainly show: adopt mechanical magnetic to be in transmission connection between rotary wind type whirligig and the mechanical counter, remolding sensitivity is lower, the serviceable life of mechanical type counting assembly is low, the related components of using in the product reduces product sensitivity easily by ferromagnetic material in the water body and contaminating impurity, and this is the most serious problem; Adopt the mechanical type counting assembly in addition, the remaining water yield can not be revealed in the water yield that the user has bought and the use, influence consumptive interests, simultaneously, the following table body of this product, just flow body and last table body were both: could make flow detection after must wholely connecting between mechanical counter, the single-chip data processing section, also will separate upper and lower table body when needing to adjust, assembling, adjustment complexity.

Summary of the invention: the objective of the invention is to: a kind of digital-type intelligent water meter is provided, this water meter is different from existing product, it is that the computer measurement and control device is installed in the table body, be installed in the open and close that single signal that the rotary wind type whirligig in the following table body sends by special sender magnet steel comes the control electromagnetic valve door by reception, actual use to the user simultaneously reflects fully, points out, guarantee the understanding consumption condition that the user and the merchant that supplies water can be fair and reasonable like this, the protection common interest; This product is relatively simple for structure in addition.

The present invention constitutes like this: it is divided into, following table body (1), (2), following table body (2) has water inlet (4) and water delivering orifice (5) and rotary wind type whirligig (6), last table body has computer measurement and control device (16) and solenoid valve actuating unit (3), rotary wind type whirligig (6) connects the sensing apparatus (15) of signal transmitter (11) and rotary wind type whirligig, sensing apparatus (15) connects computer measurement and control device (16) again, computer measurement and control device (16) then connects solenoid valve actuating unit (3), and solenoid valve actuating unit (3) control spool (7) is in the position on the water inlet (4); A flow box (9) is installed in following table body (2), lay a rotary blade (6) in the flow box (9), impeller (6) upper end coupling shaft (10), the other end of axle (10) passes liquid packing (13) and is full of movable then being fixed on the flow box lid (12) of fluid-tight chamber (14) back connection signal transmitter (11) of fluid-tight liquid, when axle (10) rotation, drive signal transmitter (11) rotation, produce signal; The signal transducer of installing in last table body (1) (15) is in the top of signal transmitter (11), and signal transducer (15) is communicated with computer measurement and control device (16), and computer measurement and control device (16) is communicated with solenoid valve actuating unit (3); Described signal transmitter (11) is to constitute like this: be made up of two semi-ring China fir cobalt magnet steel with material, a slice magnet steel is made and is carried out saturated magnetizing in the radial direction cutting and forms the magnetic pole of the top N utmost point, the bottom S utmost point, and another sheet magnet steel is made in the axial direction cutting but do not magnetized; Because magnet steel adopts two kinds of disalignments, cutting mode radially, when behind radial magnetizing, forming ring-type magnet ring, can not form closed magnetic circuit with another sheet, on the magnet steel that radial cuts magnetizes, formed the single magnetic pole signal that can take a sample; Be equipped with on the last table body (1) and renovate (18), renovate state sensor (19) is installed under (18), state sensor (19) connects computer measurement and control device (16), on show body (1) and also be provided with battery case (21), carry out work with battery; Also be provided with TM deck (20) at last table body, display screen (17) be installed renovating under (18); Compared with prior art: the present invention adopts the Electromechanical Design scheme, its appearance looks elegant is generous, volume is little, circuit can adopt modular design, give and install, adjustment brings convenience, owing to adopt liquid encapsulation technique, make the rotary wind type whirligig when rotating, can guarantee its verticality and right alignment, prevent the ferromagnetic material in the water body and the pollution of other impurity, improved sensitivity, reliability and serviceable life, product has passed through the prototyping testing and the national typing of China Testing Technology Institute to be identified and type approval, and has obtained measurement instrument new product typing result notification book.

Description of drawings: accompanying drawing 1 is a product structure synoptic diagram of the present invention, and accompanying drawing 2 is principle of work synoptic diagram of the present invention.

Embodiments of the invention 1: in water meter following table body, flow box is installed, impeller is placed on the impeller base in this flow box body, the impeller upper end connects a rotating shaft, liquid packing and fluid-tight chamber are passed in rotating shaft, in rotating shaft, be connected with one by two signal transmitters of forming with the semi-ring China fir cobalt magnet steel of material, wherein a slice magnet steel is made and is carried out saturated magnetizing in the radial direction cutting and forms the top N utmost point, the magnetic pole of the bottom S utmost point, another sheet magnet steel is made in the axial direction cutting but is not magnetized, because magnet steel adopts two kinds of disalignments, cutting mode radially, when behind radial magnetizing, forming ring-type magnet ring with another sheet, can not form closed magnetic circuit, on the magnet steel that radial cuts magnetizes, form the single magnetic pole signal that to take a sample; In last table body, be disposed with signal transducer, the computer measure and control device of impeller, the LED LCDs is installed on the computer measure and control device, installment state is renovated in last table body upper end, renovate sensor of connection, this sensor connects computer measure and control device, in a last side of showing body electromagnetic valve is installed, the lower end of electromagnetic valve connects spool, spool is on the passage of water inlet in the following table body, on show also to be connected and installed with on the body TM deck, at the opposite side of last table body battery case is installed.

During work, the water yield that the user buys stores its input, computer measurement and control device and data processing by the TM deck.Water enters water meter following table body from water inlet when making water, under flow action, rotary blade rotates, drive the rotating shaft rotation, make signal transmitter also rotate and produce signal, the signal transducer of impeller receives signal and passes to the computer measure and control device, under the control of computer measure and control device, the control electromagnetic valve door, because the lower end of electromagnetic valve connects spool, spool is on the passage of water inlet in the following table body, so can whether control water; Renovate in last table body upper end installment state among the present invention, renovate and connect a sensor, this sensor connects the computer measure and control device, utilize that the computer measure and control device can this be renovated by overturning, on LED display, prior art is to count with mechanical type with the relevant message reflection that needs, this product adopts digital reflection correlation technique data, this also is the big compared with the prior art difference of the present invention, on show body opposite side battery case is installed, can make this product use internal battery.

Embodiments of the invention 2: it has last watch shell (1), following watch shell (2), solenoid valve (3) is arranged in the last watch shell (1), following watch shell (2) has water inlet (4), water delivering orifice (5) and rotary blade (6), the spool (7) of solenoid valve (3) is between water inlet (4) and water delivering orifice (5) passage (8), on water inlet (4) and water delivering orifice (5) passage (8), flow box (9) is installed, rotary blade (6) is installed in the flow box (9), rotating shaft (10) is installed on the rotary blade (6), the other end of axle (10) passes liquid packing (13) and is full of movable then being fixed on the flow box lid (12) of fluid-tight chamber (14) back connection signal transmitter (11) of fluid-tight liquid, when axle (10) rotation, drive signal transmitter (11) rotation, produce signal;

A liquid packing (13) is housed on the flow box lid (12), form a fluid-tight chamber (14) between this liquid packing (13) and the flow lid (12), the fluid-tight chamber is full of edible glycerol in (14), in the top of flow lid (12), last watch shell (1) sensing receiver (15), computer installation (16), display screen (17) is installed successively; Signal transmitter (11) is to constitute like this: be made up of two semi-ring China fir cobalt magnet steel with material, a slice magnet steel is made and is carried out saturated magnetizing in the radial direction cutting and forms the magnetic pole of the top N utmost point, the bottom S utmost point, and another sheet magnet steel is made in the axial direction cutting but do not magnetized; Because magnet steel adopts two kinds of disalignments, cutting mode radially, when behind radial magnetizing, forming ring-type magnet ring, can not form closed magnetic circuit with another sheet, on the magnet steel that radial cuts magnetizes, formed the single magnetic pole signal that can take a sample; Be equipped with on last watch shell (1), display screen (17) and renovate (18), renovate state sensor (19) is installed on (18), state sensor (19) connects computer installation (16); At last watch shell (1) TM card-receiving device (20) and battery case (21) are installed.Also can use other signal generation apparatus on this product, but facts have proved that this signal transmitter effect that this product provides is best, the problem of signal disorder in the time of can not producing the impeller high-speed rotation; Because renovating of state sensor is installed, so, in the course of work, utilize computer control will renovate the effect that the upset number of times shows as the water meter state after calculating through computer measurement and control system, when overturning once, show total consumption of water, the remaining water yield promptly: user's user mode, when stirring three times continuously, water meter enters accurate verification state and other duty; Battery case loaded make product more regular, attractive in appearance on this product, do not use external power supply in addition, go wrong in preventing to use, such as power failure, electric leakage etc.

Claims

1, a kind of digital-type intelligent water meter, it is divided into upper and lower table body, the following table body has water inlet and water delivering orifice and rotary wind type whirligig, last table body has computer measurement and control device and solenoid valve actuating unit, it is characterized in that: sensing apparatus, the sensing apparatus that the rotary wind type whirligig connects signal transmitter and rotary wind type whirligig is connected the computer measurement and control device again, the computer measurement and control device then connects the solenoid valve actuating unit, and solenoid valve actuating unit control spool is in the position on the water inlet.

2, according to the described digital-type intelligent water meter of claim 1, it is characterized in that: a flow box is installed in the following table body, lay a rotary blade in the flow box, impeller upper end coupling shaft, after passing liquid packing and be full of the fluid-tight chamber of fluid-tight liquid, the other end of axle connects movable then being fixed on the flow box lid of signal transmitter, the signal transducer of in last table body, installing be in signal transmitter above, signal transducer is communicated with the computer measurement and control device, and the computer measurement and control device is communicated with the solenoid valve actuating unit.

3, according to claim 1,2 described digital-type intelligent water meters, it is characterized in that: described signal transmitter is to constitute like this: be made up of two semi-ring China fir cobalt magnet steel with material, a slice magnet steel is made and is carried out saturated magnetizing in the radial direction cutting and forms the magnetic pole of the top N utmost point, the bottom S utmost point, and another sheet magnet steel is made in the axial direction cutting but do not magnetized.

4, according to claim 1,2 or 3 described digital-type intelligent water meters, it is characterized in that: on show to be equipped with on the body and renovate, renovate state sensor be installed, state sensor connects the computer measurement and control device.

5, according to claim 1,2 or 3 described digital-type intelligent water meters, it is characterized in that: on show body and also be provided with battery case, carry out work with battery.

6, according to claim 1,2 or 3 described digital-type intelligent water meters, it is characterized in that: also be provided with the TM deck at last table body, under renovating, digital display screen be installed.