CN110686744A

CN110686744A - Intelligent water meter with convenient disassembly and NFC (near field communication) diagnosis functions

Info

Publication number: CN110686744A
Application number: CN201810723113.2A
Authority: CN
Inventors: 丁启航
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-07-04
Filing date: 2018-07-04
Publication date: 2020-01-14

Abstract

The invention relates to the technical field of intelligent water meters, in particular to an intelligent water meter with convenient disassembly and NFC (near field communication) diagnosis functions. According to the invention, the rotation of the first bevel gear is driven by manually rotating the turntable, so that the sleeve is controlled to be clamped in the fixing holes at two sides of the water meter cover through the combined use of the second bevel gear, the threaded rod and the sleeve, the original screw and nut fixation is replaced, the problem of corrosion is avoided, the maintenance water meter is convenient for workers to disassemble, and the data reading, command issuing and fault diagnosis of the intelligent water meter can be completed by the workers through the combined use of the APP and NFC chip, the coil, the singlechip and the peripheral circuit which are related to the installation of the mobile phone, so that the work is easier and more efficient.

Description

Intelligent water meter with convenient disassembly and NFC (near field communication) diagnosis functions

Technical Field

The invention relates to the technical field of intelligent water meters, in particular to an intelligent water meter with convenient disassembly and NFC (near field communication) diagnosis functions.

Background

The intelligent water meter is a novel water meter which measures the water consumption by using the modern microelectronic technology, the modern sensing technology and the intelligent IC card technology and carries out water consumption data transmission and settlement transaction, compared with the traditional water meter which only has the functions of flow acquisition and mechanical pointer display of the water consumption, the intelligent water meter is a great progress, if the field fault diagnosis is to be realized by the current intelligent water meter, the field fault diagnosis is generally realized by a code displayed by a display screen of the water meter or the flashing state of an indicator lamp, because the content displayed by the display screen and the state represented by the indicator lamp are limited, the working state of the water meter can not be accurately judged on the field, part of the intelligent water meters with data interfaces are required to use special handheld equipment to read the data of the intelligent water meter for diagnosis, and the workers are required to carry the handheld equipment to carry out related operations, and the handheld equipment is often large in volume and weight, the staff must carry special handheld device in addition to carrying necessary instrument, brings the inconvenience for work, and the equipment of general intelligent water gauge all is screw nut zonulae occludens simultaneously, and the inconvenient maintenance of dismantling of easy corrosion. In view of this, we propose an intelligent water gauge with convenient dismantlement and NFC diagnostic function.

Disclosure of Invention

The invention aims to provide an intelligent water meter with convenient disassembly and NFC (near field communication) diagnosis functions, which aims to solve the problems that most of the existing intelligent water meters proposed in the background technology are tightly connected by screws and nuts, are easy to rust, inconvenient to disassemble and maintain and are troublesome to machine on a diagnosis circuit.

In order to achieve the purpose, the invention provides the following technical scheme:

an intelligent water meter with convenient disassembly and NFC (near field communication) diagnosis functions comprises a water pipe, wherein a water meter box is installed at the top of the water pipe, a water meter plate and a fixed box are respectively installed at the bottom of the inner wall of the water meter box from left to right, a rotating shaft is installed at the right side of the inner wall of the fixed box, the right end of the rotating shaft sequentially penetrates through the fixed box and the water meter box and extends to the outside of the water meter box, a first bevel gear is installed at the left end of the rotating shaft, second bevel gears are installed on two sides of the surface of the first bevel gear, a threaded rod is installed on one side of the second bevel gear, a sleeve is installed at one end, away from the second bevel gear, of the threaded rod, one end of the sleeve sequentially penetrates through the fixed box and the water meter box and extends to the outside of the water meter box;

NFC chip, coil, singlechip and peripheral circuit are installed in proper order from a left side to the right side in the top of PCB circuit board, one of them output of NFC chip passes through SPI interface and singlechip electric connection, and another output of NFC chip passes through SPI interface and coil electric connection, electric connection between singlechip and the peripheral circuit.

Preferably, the rotating disc is installed at one end, located outside the water meter box, of the rotating shaft.

Preferably, a plurality of spoon-shaped grooves are all seted up at the top of water meter box both sides, and the spring is installed to the bottom of spoon-shaped inslot wall, and the ball is installed at the top of spring, the top of ball and the internal surface contact of water meter cover.

Preferably, the surface of the water meter cover is provided with a glass window matched with the water meter plate, and both sides of the water meter cover are provided with fixing holes matched with the sleeves.

Preferably, the left top of the water meter box is provided with a clamping groove matched with the water meter cover, and the bottom of the water meter box is provided with a through hole matched with the water pipe.

Compared with the prior art, the invention has the beneficial effects that:

1. this intelligent water gauge with convenient dismantlement and NFC diagnostic function drives first bevel gear's rotation through manual rotation carousel to use through second bevel gear and threaded rod and telescopic combination, realize that control sleeve card advances in the fixed orifices of water meter cover both sides, replaced screw nut in the past fixed, can not take place the problem of corrosion, make things convenient for the staff to dismantle the maintenance water gauge.

2. This intelligent water gauge with convenient dismantlement and NFC diagnostic function uses through the APP and the NFC chip that the cell-phone installation is relevant, coil, singlechip and peripheral circuit's combination, realizes that the staff just can accomplish through the cell-phone that hand-carries and realize data reading, order issue and failure diagnosis to intelligent water gauge, lets work light and high-efficient more.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a top view of the holding tank of the present invention;

FIG. 3 is a schematic view of the ball and the water meter cover according to the present invention;

FIG. 4 is a top view of the water meter cover of the present invention;

FIG. 5 is a front view of the water meter cover of the present invention;

fig. 6 is a schematic diagram of the circuit of the present invention.

In the figure: 1. a water pipe; 2. a water meter box; 3. a water meter face; 4. a fixed box; 5. a rotating shaft; 6. a first bevel gear; 7. a second bevel gear; 8. a threaded rod; 9. a sleeve; 10. a PCB circuit board; 11. an NFC chip; 12. a coil; 13. a single chip microcomputer; 14. a water meter cover; 15. a turntable; 16. a spoon-shaped groove; 17. a spring; 18. a ball bearing; 19. a glass window; 20. a fixing hole; 21. and peripheral circuits.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Referring to fig. 1-6, the present invention provides a technical solution:

an intelligent water meter with convenient disassembly and NFC diagnosis functions comprises a water pipe 1, a water meter box 2 is installed at the top of the water pipe 1, a water meter plate 3 and a fixed box 4 are respectively installed at the bottom of the inner wall of the water meter box 2 from left to right, a rotating shaft 5 is installed at the right side of the inner wall of the fixed box 4, the right end of the rotating shaft 5 sequentially penetrates through the fixed box 4 and the water meter box 2 and extends to the outside of the water meter box 2, a rotating disc 15 is installed at one end, located at the outside of the water meter box 2, of the rotating shaft 5, a first bevel gear 6 is installed at the left end of the rotating shaft 5, second bevel gears 7 are installed at two sides of the surface of the first bevel gear 6, a threaded rod 8 is installed at one side of each second bevel gear 7, a sleeve 9 is installed at one end, far away from the second bevel gear 7, of the threaded rod 8, and one end of, the top of the fixed box 4 is fixedly connected with a PCB circuit board 10, the top of the PCB circuit board 10 is sequentially provided with an NFC chip 11, a coil 12, a singlechip 13 and a peripheral circuit 21 from left to right, one output end of the NFC chip 11 is electrically connected with the singlechip 13 through an SPI interface, the other output end of the NFC chip 11 is electrically connected with the coil 12 through an SPI interface, the singlechip 13 is electrically connected with the peripheral circuit 21, the top of the water meter box 2 is provided with a water meter cover 14, the tops of two sides of the water meter box 2 are both provided with a plurality of spoon-shaped grooves 16, the bottom of the inner wall of each spoon-shaped groove 16 is provided with a spring 17, the top of the spring 17 is provided with a ball 18, the top of the ball 18 is in contact with the inner surface of the water meter cover 14, the surface of the water meter cover 14 is provided with a glass window 19 matched with the water meter plate 3, and, the left top of water meter box 2 is seted up with the draw-in groove of 14 looks adaptations of water meter cover, and the through-hole with water pipe 1 looks adaptations is seted up to the bottom of water meter box 2.

In this embodiment, the material of water pipe 1 is the aluminum alloy, and the surface is smooth, and the top of water pipe 1 and the bottom of water meter box 2 closely weld, and water pipe 1 and the water meter box 2 closely weld the place all set up the through-hole and the water meter dish 3 intercommunication of mutual adaptation for water meter dish 3 detects the rivers of 1 inside of water pipe through the through-hole.

In this embodiment, the material of water meter box 2 is the aluminum alloy, and the top and the water gauge dish 3 of 2 inner walls of water meter box are welded closely, also are welded closely with fixed case 4, and the material of fixed case 4 is the metal material.

In this embodiment, pivot 5 is solid cylinder aluminum alloy material, and the body of rod that is located pivot 5 of 4 inside of fixed box supports pivot 5 and rotates along it through fixed mounting's mount, and the right-hand member closely welds with

carousel

15, and 15 surfaces of carousel are provided with anti-skidding line, increase frictional force, and convenient the rotation, the left end closely welds with first conical gear 6.

In this embodiment, the first bevel gear 6 and the second bevel gear 7 have the same model and are made of metal, the number of the first bevel gear 6 is 1, the number of the second bevel gear 7 is 2, and the 2 second bevel gears 7 are engaged with the first bevel gear 6.

In this embodiment, the threaded rod 8 is made of metal and is cylindrical, one end of the threaded rod is tightly welded to the corresponding second bevel gear 7, and the number of the threaded rods 8 is 2 and the threaded rods correspond to the second bevel gears 7 respectively.

In this embodiment, sleeve 9 is the metal material, and the number is 2, is the square form, and 8 threaded connection with corresponding threaded rod, threaded rod 8 and sleeve 9's bottom all are provided with the support frame for support threaded rod 8 and sleeve 9, and threaded rod 8 and sleeve 9 move along the support frame.

In this embodiment, the PCB circuit board 10 is bonded to the top of the fixing box 4, and the NFC chip 11, the coil 12, the single chip 13, and the peripheral circuit 21 are all tightly welded to the PCB circuit board.

In this embodiment, water meter cover 14 is the plastics material, and the fixture block of the draw-in groove looks adaptation at 2 left sides tops of water meter box is seted up to the left bottom of water meter cover 14, can carry out the buckle to the fixture block on water meter cover 14 through the draw-in groove of water meter box 2, plays the effect of closing cap.

In this embodiment, spring 17's bottom close welding is in the bottom of spoon-shaped groove 16 inner wall, and spring 17's top and ball 18 contact, ball 18's diameter is greater than the export of spoon-shaped groove 16, ball 18 receives spring 17's elasticity but can not pop out spoon-shaped groove 16, when water meter cover 14 extrudees ball 18 and promotes along ball 18, ball 18 extrudees spring 17, and rotate along spring 17's top, let water meter cover 14's removal more laborsaving, an elasticity through spring 17 to water meter cover 14 simultaneously lets the interact of draw-in groove and fixture block inseparabler.

In this embodiment, a glass window 19 is closely adhered to the top of the water meter cover 14, and the water meter panel 3 can be seen through the glass window 19.

The intelligent water gauge with convenient dismantlement and NFC diagnostic function of this embodiment is when using, need dismantle the maintenance to intelligent water gauge, can be through rotating carousel 15, it rotates to drive pivot 5, the meshing through first bevel gear 6 and second bevel gear 7 drives the rotation of threaded rod 8, thereby drive sleeve 9 and move along the support frame, when sleeve 9 removes fixed orifices 20, spring 17 bounces water gauge lid 14 a little through the holding power of ball 18 to water gauge lid 14, promote water gauge lid 14 to the left side simultaneously, can drive ball 18 and rotate along spring 17 inside spoon shape groove 16, wait when the left fixture block of water gauge lid 14 shifts out the draw-in groove, water gauge lid 14 just completely dismantles, can maintain damaged water gauge disc 3 or damaged PCB circuit board 10 etc. the back, after the maintenance finishes, install on the way. When a circuit needs to be diagnosed, an NFC chip 11 arranged on a PCB (printed circuit board) 10 in the water meter and a copper layer on the PCB form an inductive coil 12 in a specific wiring mode, a mobile phone communicates with the NFC chip 11 through a self-contained NFC interface through the coil 12, the NFC chip 11 communicates with an MCU (micro control unit) of a singlechip 13 through an SPI (serial peripheral interface), the NFC chip 11 is used as an intermediate component for communication between the singlechip 13 and the mobile phone to play a role in data transmission, when the mobile phone issues a command to the water meter through NFC, the command is firstly stored in the NFC chip 11, the NFC chip 11 sends the related command to the singlechip 13, when the mobile phone needs to read the data of the water meter, the singlechip 13 firstly writes the data into the NFC chip 11, the mobile phone reads the data of the water meter stored by NFC, the command issuing and fault diagnosis work can be well finished through the powerful data processing capacity and the display capacity of the smart phone.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an intelligence water gauge with convenient dismantlement and NFC diagnostic function, includes water pipe (1), its characterized in that: the water meter box is characterized in that a water meter box (2) is installed at the top of the water pipe (1), a water meter plate (3) and a fixed box (4) are respectively installed at the bottom of the inner wall of the water meter box (2) from left to right, a rotating shaft (5) is installed at the right side of the inner wall of the fixed box (4), the right end of the rotating shaft (5) sequentially penetrates through the fixed box (4) and the water meter box (2) and extends to the outside of the water meter box (2), a first bevel gear (6) is installed at the left end of the rotating shaft (5), second bevel gears (7) are installed on the two sides of the surface of the first bevel gear (6), a threaded rod (8) is installed on one side of each second bevel gear (7), a sleeve (9) is installed at one end, far away from the second bevel gear (7), of the sleeve (9) sequentially penetrates through the fixed box (4) and the water meter box (2) and, the top of the fixed box (4) is fixedly connected with a PCB (printed circuit board) (10), and the top of the water meter box (2) is provided with a water meter cover (14);

NFC chip (11), coil (12), singlechip (13) and peripheral circuit (21) are installed in proper order from a left side to the right side in the top of PCB circuit board (10), one of them output of NFC chip (11) passes through SPI interface and singlechip (13) electric connection, and SPI interface and coil (12) electric connection are passed through to another output of NFC chip (11), electric connection between singlechip (13) and peripheral circuit (21).

2. An intelligent water meter with convenient disassembly and NFC diagnostic functions as claimed in claim 1, wherein: and a rotating disc (15) is arranged at one end of the rotating shaft (5) positioned outside the water meter box (2).

3. An intelligent water meter with convenient disassembly and NFC diagnostic functions as claimed in claim 1, wherein: a plurality of spoon grooves (16) have all been seted up at the top of water meter case (2) both sides, and spring (17) are installed to the bottom of spoon groove (16) inner wall, and ball (18) are installed at the top of spring (17), the internal surface contact of the top of ball (18) and water meter lid (14).

4. An intelligent water meter with convenient disassembly and NFC diagnostic functions as claimed in claim 1, wherein: the surface mounting of water gauge lid (14) has glass window (19) with water gauge dish (3) looks adaptation, and the fixed orifices (20) with sleeve (9) looks adaptation are all seted up to the both sides of water gauge lid (14).

5. An intelligent water meter with convenient disassembly and NFC diagnostic functions as claimed in claim 1, wherein: the left top of water meter box (2) is seted up with the draw-in groove of water meter lid (14) looks adaptation, and the through-hole with water pipe (1) looks adaptation is seted up to the bottom of water meter box (2).