CN201583303U - Full electronic digital running water meter - Google Patents
Full electronic digital running water meter Download PDFInfo
- Publication number
- CN201583303U CN201583303U CN2010201018014U CN201020101801U CN201583303U CN 201583303 U CN201583303 U CN 201583303U CN 2010201018014 U CN2010201018014 U CN 2010201018014U CN 201020101801 U CN201020101801 U CN 201020101801U CN 201583303 U CN201583303 U CN 201583303U
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- CN
- China
- Prior art keywords
- water meter
- water
- magnet ring
- stepper motor
- liquid crystal
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- Expired - Fee Related
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Abstract
A full electronic digital running water meter comprises a base, a water meter indicating device, a battery box, a ball valve, a stepping motor used for driving the ball valve, a water inlet pipe and a water outlet pipe, wherein the base is the basic component of the water meter and comprises a sampling unit and an input magnetic ring; the water meter indicating device comprises a water meter panel, a special control chip, a stepping motor used for driving a water meter pointer, the pointer and an accumulated liquid crystal module; the sampling unit samples the water flow signal and transmits the flow signal to the water meter indicating device through input/output magnetic rings for metering the water yield consumption, and then drives the stepping motor used for driving the water meter pointer and the accumulated liquid crystal module for indicating the water consumption; the ball valve is arranged in the water outlet pipe; and the opening of the ball valve is controlled by the stepping motor used for driving the ball valve. In the utility model, the mechanical dial is replaced by the electronic dial, the structure of the traditional water meter is broken through, the metering accuracy and service life of the water meter are greatly improved, and the water meter can be widely used in various flow metering fields.
Description
Technical field
The utility model relates to a kind of tap water meter, relates in particular to a kind of all-electronic digital tap water meter, is mainly used in the metering of household tap water.
Background technology
Known mechanical dry-type meter comprises watchcase, water strainer, metering mechanism, a plurality of parts of indication dial plate, wherein metering mechanism partly is made up of impeller box, impeller, impeller shaft, magnet ring etc., and the indication dial plate partly is made up of a plurality of water meter index dials and a plurality of pointer, character wheel, transmission gear, magnet ring etc.The principle of work of machinery dry-type meter is as follows: current enter impeller box from water inlet pipe, promote wheel rotation, flow out from rising pipe; Impeller impeller axle under current promote rotates, impeller shaft drives the magnet ring that is installed in its top and rotates, this magnet ring is corresponding with the magnet ring that is installed in the indicating gauge tray bottom, the magnet ring that drives in the dry type dial plate by magnetic force rotates, rotatablely moving of impeller is passed to the dry type dial plate, magnet ring in the dry type dial plate has the coaxial speed gear that rotates synchronously with this magnet ring, speed gear and the interior transmission gear engagement of indication dial plate, driving multistage transfer gear train rotates, thereby the pointer and the character wheel that drive on each index dial rotate, the indication water yield.
Summary of the invention
Technical matters:
Though the machinery dry-type meter has obtained widely using, on the type water meter structure decades consistent, still have certain deficiency in many aspects such as dial plate pointer type of drive, water meter panel layout, transmission magnetic patch location.The machinery indication dial plate of existing machinery dry-type meter comprises the multistage parts such as gear drive, pointer and character wheel that are used for scale, drives multi-stage gear system by the magnet ring in the dial plate and rotates, thereby drive the pointer and the character wheel indication water yield.Its dial plate display interface has a plurality of water meter index dials, a plurality of pointer and a mechanical character wheel group, the water meter scale word of pointer indication is little, more difficult identification, gear train complexity in the machinery dial plate is lengthy and tedious, occupied the most of space in the dial plate, when the water meter high-speed cruising, the transmission magnet ring needs driven gear system, pointer and character wheel to rotate, the phenomenon that may have the transmission step-out influences the measuring accuracy of water meter.
Technical scheme:
For solving the problems of the technologies described above, the utility model proposes a kind of all-electronic digital tap water meter, its technical scheme is as follows:
A kind of all-electronic digital tap water meter, comprise pedestal, water inlet pipe, rising pipe, the dial plate shell, the water meter indicating device, spherical valve, spherical valve drives uses stepper motor, described water meter indicating device is installed in the dial plate shell, the water meter indicating device comprises the water meter panel, special integrated circuit, indicator of water gauge drives uses stepper motor, pointer, the accumulative total Liquid Crystal Module, it is characterized in that: described water meter adopts tuning drive gear to add the indicating mode of accumulative total liquid crystal, but have only a water meter scale and a root pointer, pointer is driven by the rotation axis that indicator of water gauge drives with stepper motor, and the action of spherical valve is driven by spherical valve and uses step motor control.
Described all-electronic digital tap water meter, its special integrated circuit drive with stepper motor, spherical valve driving with indicator of water gauge respectively and directly link to each other with the accumulative total Liquid Crystal Module with stepper motor.
Described all-electronic digital tap water meter is engraved the circular water meter scale of a sealing on its water meter panel, the water meter scale is divided into 10 big lattice, and each big lattice is represented 0.001m
3, big lattice are divided into 10 little lattice again, and each little lattice is represented 0.0001m
3, its high range case marker notes value from 0 to 9, minimum division value is 0.0001.
Described all-electronic digital tap water meter has the motor axis hole of a circle at the center position of water meter panel, and the rotation axis that indicator of water gauge drives with stepper motor passes motor axis hole from the behind of water meter panel, again with the pointer socket.
Described all-electronic digital tap water meter also has the liquid crystal window of a rectangle on its water meter panel, the accumulative total Liquid Crystal Module reveals by the liquid crystal window, the accumulative total Liquid Crystal Module can show 6 bit digital, comprise 4 integers, 2 decimals, the largest cumulative value of accumulative total Liquid Crystal Module is 9999.99m
3
Described all-electronic digital tap water meter, its circular dial plate outer casing bottom lateral wall has external thread, link to each other with base extension to the internal thread on the right cylinder of central top again, the cylindrical centre bit in pedestal top is equipped with a cylindrical input magnet ring cavity that raises up, place the input magnet ring in the magnet ring cavity, dial plate outer casing bottom center is to there being a recessed cylindrical output magnet ring cavity, place the output magnet ring in the magnet ring cavity, the center of the center of its input magnet ring cavity and output magnet ring cavity point-blank.
Described all-electronic digital tap water meter, have a ring shielding groove around its input magnet ring cavity, have a ring shielding groove around the output magnet ring cavity, two shielding trenches are placed the annular permeability magnetic material body in the external magnetic field of maskable in conjunction with formed space.
Described all-electronic digital tap water meter, it is characterized in that: water meter comprises a prismatic battery case, battery case is made up of loam cake and drain pan, place battery in the battery case, the bottom centre position of battery case drain pan is provided with a circular groove, have internal thread on the circular groove madial wall, battery case is threaded with motor bin by circular groove.
Described all-electronic digital tap water meter, it is characterized in that: spherical valve drives and is installed in the columniform motor bin with stepper motor, have two strip-shaped clamp groove on the motor bin madial wall, spherical valve drives with having two screens plush coppers on the stepper motor shell, be equipped with screw hole on the screens plush copper, the spherical valve driving utilizes the screens plush copper to insert in the strip-shaped clamp groove with stepper motor and locatees, the screens plush copper is connected and fixed by screw with motor bin again, the rotation axis center that spherical valve drives with stepper motor has a groove, with the valve head socket that is installed in the spherical valve on the rising pipe.
Technique effect:
With respect to the existing machinery dry-type meter, the utlity model has following useful technique effect:
1, the utility model water meter adopts indicator of water gauge to drive and uses stepper motor, pointer, the accumulative total Liquid Crystal Module, special integrated circuits etc. partly constitute its indicating mechanism, traditional Purely mechanical dial plate is converted to full electronic numeral dial plate, on water meter scale panel, the rotation axis that drives with stepper motor with indicator of water gauge drives a root pointer, thereby replace multi-stage gear system and drive the real-time aqueous condition of using of pointer indication, replace the mechanical character wheel group with the accumulative total Liquid Crystal Module and show Total Water, removed lengthy and tedious multistage transfer gear train, simplified dial plate mechanism, improved the reliability of water meter greatly, having reduced the phenomenon of magnet ring transmission step-out, is a kind of brand-new water meter phenotype.
2, the utility model water meter adopts a water meter scale panel and simple pointer mode to indicate current water consumption, with liquid crystal indication accumulative total water consumption, water meter scale minimum division value is 0.0001 cubic metre, the pointing accuracy that has not only kept original water meter, and simplified the dial plate display interface greatly, made things convenient for the user to check data.
3, the sampled data processing mode of the utility model water meter is more reasonable than the mechanical type water meter, traditional mechanical formula water meter can't carry out pre-service to the discharge data, it directly is passed to gear train with water flow signal, driving multilevel-pointer and character wheel group then rotates, the utility model water meter utilizes Hall element will represent that the signal of discharge is converted into electric signal, electric signal passes to special integrated circuit after nursing one's health, special integrated circuit carries out digital filtering and gongwu change of variable to the data that received, then driving indicator of water gauge drives with stepper motor and accumulative total Liquid Crystal Module indication water consumption, because the utility model has carried out pretreatment operation to sampled data, therefore, can reduce the error in dipping that the sampled data shake is brought, make water consumption measurement more accurate.
4, the input magnet ring of the utility model water meter is positioned at the input magnet ring cavity at center, pedestal top, the output magnet ring is positioned at the output magnet ring cavity of dial plate shell bottom center, during the assembling water meter, pedestal and dial plate shell are by being threaded, input magnet ring and output magnet ring align naturally, removed the conventional water meter set detent mechanism of input and output transmission magnet ring that is used to align, made the Assembling Production of water meter convenient.
5, the spherical valve of the utility model water meter adopts special-purpose stepper motor driven scheme, can realize the control of spherical valve aperture effectively, reaches water-saving purpose.
Description of drawings
Fig. 1 is an all-electronic digital tap water meter forward outside drawing;
Fig. 2 is the reverse outside drawing of all-electronic digital tap water meter;
Fig. 3 is the all-electronic digital tap water meter side view;
Fig. 4 is the all-electronic digital tap water meter vertical view;
Fig. 5 is the all-electronic digital tap water meter backplan;
Fig. 6 is an all-electronic digital tap water meter forward explosive view;
Fig. 7 is all-electronic digital tap water meter reversed shooting figure;
Fig. 8 is an all-electronic digital tap water meter pedestal outside drawing;
Fig. 9 is an all-electronic digital tap water meter electricity principle structure block diagram.
Label declaration:
1 pedestal, 2 water inlet pipes
3 rising pipes, 4 dial plate shells
5 water meter panels, 6 water meter scales
7 accumulative total Liquid Crystal Modules, 71 liquid crystal windows
8 motor axis holes, 9 pointers
10 indicator of water gauge drive the circuit board with stepper motor 11PCB
Fixed orifice in the 12PCB positioning holes on circuit board 13 dial plate shells
14 output magnet ring cavitys, 15 dial plate lead sealing rings
16 pedestal lead sealing rings, 17 base wall internal threads
18 input magnet ring cavitys, 19 pedestals annular shielding trench
191 dial plate ring shielding grooves, 20 battery case loam cakes
21 battery case drain pans, 211 battery case drain pan circular grooves
22 spherical valve head 23 spherical valve steps
24 special integrated circuits, 25 sampling units
26 input magnet rings, 27 output magnet rings
28 Hall elements, 281 signal conditioning circuits
29 spherical valves drive with stepper motor 291 screens plush coppers
292 axial plane grooves, 293 motor bins
294 screens raised head screw holes, 295 strip-shaped clamp groove
30 spherical valves, 31 batteries
311 voltage detecting circuits
Embodiment
Below in conjunction with description of drawings embodiment of the present utility model.
The utility model all-electronic digital tap water meter comprises that pedestal 1, water inlet pipe 2, rising pipe 3, water meter indicating device, battery 31, spherical valve drive with stepper motor 29, more than 30 part of spherical valve.Water inlet pipe and rising pipe are positioned at the two ends of pedestal, are connected as a single entity with pedestal, and the bottom of pedestal is provided with the cross reinforcement, are used to reinforce the water meter pedestal.Spherical valve 30 is placed in the outlet conduit, and a spherical valve step 23 is arranged at the spherical valve top, and the valve head of spherical valve 30 22 exposes from step, drives with spherical valve to be connected with stepper motor 29 again.
Include the water meter indicating device in the dial plate shell 4, the water meter indicating device comprises water meter panel 5, special integrated circuit 24, indicator of water gauge driving stepper motor 10, pointer 9, water consumption accumulative total Liquid Crystal Module 7.Engrave the circular water meter scale 6 of a sealing on water meter panel 5, the water meter scale is divided into 10 big lattice, and each big lattice is represented 0.001m
3, big lattice are divided into 10 little lattice again, and each little lattice is represented 0.0001m
3, its high range case marker notes value from 0 to 9, minimum division value is 0.0001.
The top of dial plate shell 4 has a transparent watch window, circular water meter panel 5 is positioned under the watch window, the motor axis hole 8 that a circle is arranged at the center position of water meter panel 5, the rotation axis that indicator of water gauge drives with stepper motor 10 passes motor axis hole 8 from the behind of water meter panel 5, again with pointer 9 sockets, indicator of water gauge drives and is installed on the PCB circuit board 11 with stepper motor 10, be provided with four pilot holes 12 on the PCB circuit board 11 uniformly, these four pilot holes are relative with fixed orifice 13 positions in the dial plate shell 4, and PCB circuit board 11 can be by the bottom of screw retention at dial plate shell 4.
Also have the liquid crystal window 71 of a rectangle on the water meter panel 5, accumulative total Liquid Crystal Module 7 reveals by liquid crystal window 71, and accumulative total Liquid Crystal Module 7 can show 6 bit digital, comprises 4 integers, 2 decimals, and the largest cumulative value of accumulative total Liquid Crystal Module is 9999.99m
3
Described water meter comprises a prismatic battery case, battery case is made up of loam cake 20 and drain pan 21 two parts, place battery 31 in the battery case, the bottom centre position of battery case drain pan 21 is provided with a circular groove 211, have internal thread on the circular groove madial wall, battery case is threaded togather by circular groove 211 and motor bin 293.
Spherical valve drives and is installed in the columniform motor bin 293 with stepper motor 29, motor bin 293 is installed on the spherical valve step 23 of rising pipe, have two strip-shaped clamp groove 295 on motor bin 293 madial walls, spherical valve drives with having two screens plush coppers 291 on stepper motor 29 shells, screw hole 294 is arranged on the screens plush copper, spherical valve drives with stepper motor 29 and utilizes screens plush copper 291 to insert location in the strip-shaped clamp groove 295, screens plush copper 291 is connected and fixed by screw with motor bin 293 again, the spherical valve driving has an axial plane groove 292 on the rotation axis center with stepper motor 29, with valve head 22 sockets that are installed in the spherical valve 30 on the rising pipe 3.
Electric theory diagram of the present utility model such as Fig. 9, device has special integrated circuit 24, indicator of water gauge to drive with stepper motor 10, accumulative total Liquid Crystal Module 7, Hall element 28, signal conditioning circuit 281, voltage detecting circuit 311 on the PCB circuit board 11.Sampling unit 25 passes to input magnet ring 26 with water flow signal with the circular motion signal form, input magnet ring 26 passes to output magnet ring 27 by magnetic force with the circular motion form, the circular motion signal of output magnet ring 27 is converted to pulse electrical signal via Hall element 28, and pulse electrical signal is sent to special integrated circuit 24 after the signal condition adjustment.The data of 24 pairs of receptions of special integrated circuit are carried out digital filtering and are handled and the quantities conversion, the input data conversion is the angular displacement of stepper motor and calculates the shown data of accumulative total Liquid Crystal Module, drive indicator of water gauge then and drive indicate respectively and use aqueous condition and water total amount in real time with stepper motor 10 and accumulative total Liquid Crystal Module 7.The power supply signal of battery 31 is passed to special integrated circuit 24 through overvoltage detection circuit.Special integrated circuit 24 as power supply, is monitored cell voltage with the battery supply signal simultaneously, and when brownout, special integrated circuit 24 drives the spherical valve driving and closes spherical valve 30 with stepper motor 29, and changes battery by accumulative total Liquid Crystal Module 7 flash for prompting.It is digitizing campaign devices of a kind of low-power consumption, big moment that described spherical valve drives with stepper motor 29, and this stepper motor can be regulated spherical valve 30 switching degree according to real-time water velocity, to adapt to water demand, reaches the water saving purpose.
The utility model is converted into electric water meter with original mechanical type water meter, the water meter panel concentrates in together pointer indication and liquid crystal display, constitute the indicating mode that the simple pointer scale combines with liquid crystal phase, the accumulative total Liquid Crystal Module shows the total water amount, indicator of water gauge drives and indicates real-time water consumption with stepper motor drive finger, the measuring accuracy and the serviceable life of household tap water table have not only been improved greatly, and broken through the structure of traditional mechanical dial plate, proposed a kind of new water meter type, the utility model can be widely used in various flow meterings field.
Claims (9)
1. all-electronic digital tap water meter, comprise pedestal (1), water inlet pipe (2), rising pipe (3), dial plate shell (4), the water meter indicating device, spherical valve (30), spherical valve drives with stepper motor (29), described water meter indicating device is installed in the dial plate shell (4), the water meter indicating device comprises water meter panel (5), special integrated circuit (24), indicator of water gauge drives with stepper motor (10), pointer (9), accumulative total Liquid Crystal Module (7), it is characterized in that: described water meter adopts tuning drive gear to add the indicating mode of accumulative total liquid crystal, but have only a water meter scale (6) and a root pointer (9), pointer (9) is driven by the rotation axis that indicator of water gauge drives with stepper motor (10), and the action of spherical valve (30) is driven with stepper motor (29) control by spherical valve.
2. all-electronic digital tap water meter according to claim 1 is characterized in that: special integrated circuit (24) drives with stepper motor (10), spherical valve driving with indicator of water gauge respectively and directly links to each other with accumulative total Liquid Crystal Module (7) with stepper motor (29).
3. all-electronic digital tap water meter according to claim 1 is characterized in that: engrave the circular water meter scale (6) of a sealing on the water meter panel (5), the water meter scale is divided into 10 big lattice, and each big lattice is represented 0.001m
3, big lattice are divided into 10 little lattice again, and each little lattice is represented 0.0001m
3, its high range case marker notes value from 0 to 9, minimum division value is 0.0001.
4. according to claim 1 or 3 described all-electronic digital tap water meters, it is characterized in that: the motor axis hole (8) that a circle is arranged at the center position of water meter panel (5), the rotation axis that indicator of water gauge drives with stepper motor (10) passes motor axis hole (8) from the behind of water meter panel (5), again with pointer (9) socket.
5. according to claim 1 or 4 described all-electronic digital tap water meters, it is characterized in that: the liquid crystal window (71) that also has a rectangle on the water meter panel (5), accumulative total Liquid Crystal Module (7) reveals by liquid crystal window (71), accumulative total Liquid Crystal Module (7) can show 6 bit digital, comprise 4 integers, 2 decimals, the largest cumulative value of accumulative total Liquid Crystal Module is 9999.99m
3
6. all-electronic digital tap water meter according to claim 1, it is characterized in that: circular dial plate shell (4) bottom outside wall has external thread, link to each other with the internal thread that pedestal (1) extends on the right cylinder of central top again, the cylindrical centre bit in pedestal (1) top is equipped with a cylindrical input magnet ring cavity (18) that raises up, place input magnet ring (26) in the input magnet ring cavity (18), dial plate shell (4) bottom centre position is to there being a recessed cylindrical output magnet ring cavity (14), export and place output magnet ring (27) in the magnet ring cavity (14), the center of the center of input magnet ring cavity (18) and output magnet ring cavity (14) point-blank.
7. according to claim 1 or 6 described all-electronic digital tap water meters, it is characterized in that: have a pedestal annular shielding trench (19) around the input magnet ring cavity (18), have a dial plate ring shielding groove (191) around the output magnet ring cavity (14), two shielding trenches are placed the annular permeability magnetic material body in the external magnetic field of maskable in conjunction with formed space.
8. all-electronic digital tap water meter according to claim 1, it is characterized in that: water meter comprises a prismatic battery case, battery case is made up of loam cake (20) and drain pan (21), place battery (31) in the battery case, the bottom centre position of battery case drain pan (21) is provided with a circular groove (211), have internal thread on the circular groove madial wall, battery case is threaded with motor bin (293) by circular groove (211).
9. all-electronic digital tap water meter according to claim 1, it is characterized in that: spherical valve drives and is installed in the columniform motor bin (293) with stepper motor (29), have two strip-shaped clamp groove (295) on motor bin (293) madial wall, spherical valve drives with having two screens plush coppers (291) on stepper motor (29) shell, be equipped with screw hole (294) on the screens plush copper, spherical valve drives with stepper motor (29) and utilizes screens plush copper (291) to insert location in the strip-shaped clamp groove (295), screens plush copper (291) is connected and fixed by screw with motor bin (293) again, the rotation axis center that spherical valve drives with stepper motor (29) has an axial plane groove (292), with valve head (22) socket that is installed in the spherical valve (30) on the rising pipe (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201018014U CN201583303U (en) | 2010-01-27 | 2010-01-27 | Full electronic digital running water meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201018014U CN201583303U (en) | 2010-01-27 | 2010-01-27 | Full electronic digital running water meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201583303U true CN201583303U (en) | 2010-09-15 |
Family
ID=42725306
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201018014U Expired - Fee Related CN201583303U (en) | 2010-01-27 | 2010-01-27 | Full electronic digital running water meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201583303U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101738234B (en) * | 2010-01-27 | 2012-08-08 | 管于球 | All-electronic digital tap water meter |
| CN107101700A (en) * | 2017-06-02 | 2017-08-29 | 广东青藤环境科技有限公司 | A kind of test device for radio remote transmitting water meter |
-
2010
- 2010-01-27 CN CN2010201018014U patent/CN201583303U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101738234B (en) * | 2010-01-27 | 2012-08-08 | 管于球 | All-electronic digital tap water meter |
| CN107101700A (en) * | 2017-06-02 | 2017-08-29 | 广东青藤环境科技有限公司 | A kind of test device for radio remote transmitting water meter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100915 Termination date: 20150127 |
|
| EXPY | Termination of patent right or utility model |