CN112945316A - Non-magnetic sensing Internet of things water meter - Google Patents
Non-magnetic sensing Internet of things water meter Download PDFInfo
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- CN112945316A CN112945316A CN202110312000.5A CN202110312000A CN112945316A CN 112945316 A CN112945316 A CN 112945316A CN 202110312000 A CN202110312000 A CN 202110312000A CN 112945316 A CN112945316 A CN 112945316A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
- G01F1/05—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects
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- 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
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- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Volume Flow (AREA)
Abstract
The invention discloses a non-magnetic sensing Internet of things water meter, which relates to the field of water meters for water metering and comprises a gear box, an upper clamping plate, a positioning ring, a meniscus, a dial, meter glass, a meter glass sealing ring, a gear train and a lower clamping plate, wherein the upper clamping plate, the lower clamping plate and the gear train are fixed and integrally arranged in the gear box for positioning and installation; the upper surface of the upper splint is provided with steps, the steps divide the upper surface of the upper splint into an upper step end surface for fixing the meniscus and a lower step end surface for fixing the dial, through holes corresponding to the positions of the pointers are formed in the dial and the lower step end surface, the pointers sequentially pass through the through holes in the lower step end surface and the through holes in the dial, and degree indication is formed on the upper surface of the dial; the positioning ring is buckled and fixed on the sealing platform. The invention has a multiple positioning and mounting structure, so that the positioning is accurate in the overall assembly process of the Internet of things water meter, the mounting is convenient, the production efficiency is high, and the manufacturing cost is reduced.
Description
Technical Field
The invention relates to the field of water meters for water metering, in particular to a non-magnetic sensing Internet of things water meter.
Background
The Internet of things water meter represented by a non-magnetic sensing technology is rapidly developed in recent years, and has the main advantages of being capable of selecting wet or dry type machine cores, frequent in data acquisition, capable of being applied to big data and low in intelligent modification cost. One of the characteristics of the water meters is that special requirements are made on assembly positioning, for example, an acquisition module and a signal generator of the non-magnetic sensing internet-of-things water meter are separated from each other due to the isolation of meter glass, and a direct contact structural member is not available, so that the positioning assembly is difficult, and the problems of unavailable signal acquisition and pulse loss are easy to occur. The current solutions are three, the first is to use engineering plastic glass to replace common toughened glass, the second is to use water meter shell lead sealing ribs, and the third is to use special positioning structure on the water meter shell. The first scheme has the advantages that the first scheme has a positioning structure, and the alignment of the signal generator of the acquisition module box can be conveniently realized; but have the disadvantages that the cost is greatly increased due to the special material, and the plastic surface is not scratch-resistant. The second scheme has the advantages that the existing water meter shell is directly utilized, the cost is not increased, and the original manufacturing process is not changed; the defects are that the positioning effect is poor, the problem that the data acquired by the water meter is lost due to poor alignment often occurs, and the remote reading and the mechanical reading are inconsistent. The third scheme has the advantages of accurate positioning; the disadvantages are that the water meter shell needs to be customized again, the cost is increased, and the universality is poor.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, provides the non-magnetic sensing Internet of things water meter, solves the problem that the non-magnetic sensing Internet of things water meter cannot be effectively positioned by adopting common toughened glass or is high in cost by adopting engineering plastic glass, and has the advantages of accuracy in positioning, convenience and low cost.
The purpose of the invention is achieved by the following technical scheme: the non-magnetic sensing Internet of things water meter comprises a gear box, an upper clamp plate, a positioning ring, a meniscus, a dial, meter glass, a meter glass sealing ring, a gear train and a lower clamp plate, wherein one end of the gear train, which is provided with a pointer, is fixed on the lower surface of the upper clamp plate, one end of the gear train, which is far away from the pointer, is fixed on the lower clamp plate, and the upper clamp plate, the lower clamp plate and the gear train are fixed and are integrally arranged in the gear box for positioning and installation; the upper surface of the upper splint is provided with steps, the steps divide the upper surface of the upper splint into an upper step end surface for fixing a meniscus and a lower step end surface for fixing a dial, through holes corresponding to the positions of the pointers are formed in the dial and the lower step end surface, the pointers sequentially pass through the through holes in the lower step end surface and the through holes in the dial, and degree indication is formed on the upper surface of the dial; the periphery of the upper end face and the lower end face of the step is provided with a circle of annular sealing ring grooves for placing the meter glass sealing rings, the periphery of the sealing ring grooves is provided with a circle of annular meter glass lower gears, and the outer edges of the meter glass lower gears are outwards expanded to form a sealing table used for being matched with a water meter movement gasket; the positioning ring is buckled and fixed on the sealing table, and the lower surface of the positioning ring is provided with an annular upper gear of the watch glass; the meter glass is supported on the lower gear of the meter glass, is compressed by the upper gear of the meter glass and is sealed through the meter glass sealing ring.
As a further technical scheme, a plurality of positioning pins are arranged at the bottom of the meniscus and are used for being matched with meniscus interference holes formed in the upper end face of the step to position the meniscus on the upper clamping plate in an interference fit mode.
As a further technical scheme, a plurality of positioning pins are arranged at the bottom of the dial and are used for being matched with dial interference holes formed in the lower end face of the step to position the dial on the upper clamping plate in an interference fit mode.
As a further technical scheme, the outer edge of the upper gear of the watch glass extends downwards, and a plurality of positioning ring concave edges and positioning ring flanges are distributed at intervals; the upper end surface of the sealing platform extends upwards, and a plurality of upper clamping plate concave edges and upper clamping plate flanges are distributed at intervals; the flange of the positioning ring is embedded into the corresponding concave edge of the upper clamping plate, and the flange of the upper clamping plate is embedded into the corresponding concave edge of the positioning ring, so that the positioning ring is fastened and fixed with the upper end surface of the upper clamping plate.
As a further technical scheme, the flanges of the positioning rings are different in size and correspond to the concave edges of the upper clamping plates one by one, and the flanges of the upper clamping plates are different in size and correspond to the concave edges of the positioning rings one by one, so that the positioning rings and the upper clamping plates have unique mounting directions and angles when being mounted.
As a further technical scheme, a plurality of positioning holes and blocking edges are distributed on the inner wall of the upper gear of the meter glass at intervals, a gap is reserved between the blocking edges and the meter glass, the positioning end of the Internet of things module is clamped in through the positioning holes and rotates to the gap between the blocking edges and the meter glass, and clamping and fixing are achieved.
As a further technical scheme, a plurality of interference columns and limiting columns are arranged on the lower surface of the upper clamping plate and used for being matched with the lower clamping plate to achieve positioning and fixing.
As a further technical scheme, a positioning notch is formed in the upper end face of the gear box, and a circle of positioning blocks are arranged on the inner wall of the gear box, close to the positioning notch; the lower end face of the sealing table is contracted inwards to form a limiting table, a positioning boss is arranged at a position, corresponding to the positioning notch, on the limiting table, the limiting table extends into the gear box and is supported on the positioning baffle, and meanwhile, the positioning boss is embedded into the positioning notch, so that the lower clamping plate and the gear box are fixedly positioned.
As a further technical scheme, the bottom of the gear box is provided with a central through hole, so that the lower part of the gear train is soaked in water.
The invention has the beneficial effects that:
1. the internet of things water meter adopting the toughened glass is accurate and convenient to position when the internet of things module is assembled;
2. the matching among the parts is compact, accurate, simple and convenient, the screw fastening is not needed, and the working procedure is simple;
3. the flanges and the concave edges of the upper clamping plate and the positioning ring are different in size, so that the foolproof function is realized, and wrong positioning and assembly are prevented;
4. the meniscus and the dial which can be laser engraved are convenient for the customer to customize the requirements individually, and the production and inventory pressure is reduced;
5. the gear box is positioned and installed, so that the consistency of the flow performance of the movement is high, and the calibration efficiency of the water meter is improved;
6. the flange and the concave edge of the upper clamping plate are transplanted to the gear box, and the change of the two parts is conveniently realized;
7. the original core of the water meter of the Internet of things can be realized in a low-cost mode only by changing a plurality of parts, so that large-scale implementation is facilitated.
Drawings
Fig. 1 is an exploded view of the structure of the present invention.
Fig. 2 is a schematic structural view of the upper splint.
Fig. 3 is a schematic structural diagram of the position ring.
Fig. 4 is a schematic view of the meniscus and the scale.
Description of reference numerals: the positioning device comprises a gear box 1, a positioning notch 1-1, a limiting stopper 1-2, a central through hole 1-3, an upper clamping plate 2, an upper clamping plate concave edge 2-1, an upper clamping plate flange 2-2, a dial interference hole 2-3, a meniscus interference hole 2-4, an interference column 2-5, a limiting column 2-6, a positioning boss 2-7, a sealing ring groove 2-8, a limiting table 2-9, a sealing table 2-10, a step 2-11, a step upper end face 2-12, a step lower end face 2-13, a meter glass lower gear 2-14, a positioning ring 3, a positioning ring concave edge 3-1, a positioning ring flange 3-2, a positioning opening 3-3, a blocking edge 3-4, a meter glass upper gear 3-5, a meniscus 4, a positioning pin 4-1, a dial 5, a positioning pin 5-1, a positioning pin, Watch glass 6, watch glass sealing washer 7, gear train 8, pointer 8-1, lower plate 9, through-hole 10.
Detailed Description
The invention will be described in detail below with reference to the following drawings:
example (b): as shown in the attached figure 1, the non-magnetic sensing Internet of things water meter comprises a gear box 1, an upper clamping plate 2, a positioning ring 3, a meniscus 4, a dial 5, meter glass 6, a meter glass sealing ring 7, a gear train 8 and a lower clamping plate 9, wherein one end of the gear train 8 with a pointer 8-1 is fixed on the lower surface of the upper clamping plate 2, one end of the gear train 8 departing from the pointer 8-1 is fixed on the lower clamping plate 9, and the upper clamping plate 2, the lower clamping plate 9 and the gear train 8 are fixed and integrally arranged in the gear box 1 for positioning installation; the upper surface of the upper splint 2 is provided with steps 2-11, the steps 2-11 divide the upper surface of the upper splint 2 into an upper step end surface 2-12 for fixing the meniscus 4 and a lower step end surface 2-13 for fixing the dial 5, through holes 10 corresponding to the positions of the pointers 8-1 are respectively arranged on the dial 5 and the lower step end surfaces 2-13, the pointers 8-1 sequentially pass through the through holes 10 on the lower step end surfaces 2-13 and the through holes 10 on the dial 5, and degree indication is formed on the upper surface of the dial 5; a circle of annular sealing ring grooves 2-8 are formed in the peripheries of the upper end face 2-12 of the step and the lower end face 2-13 of the step and used for placing a meter glass sealing ring 7, a circle of annular meter glass lower gear 2-14 is formed in the periphery of the sealing ring grooves 2-8, and the outer edges of the meter glass lower gear 2-14 are expanded outwards to form a sealing platform 2-10 used for being matched with a water meter movement gasket; the positioning ring 3 is buckled and fixed on the sealing table 2-10, and the lower surface of the positioning ring 3 is provided with an annular upper gear 3-5 of the watch glass; the meter glass 6 is supported on the meter glass lower gears 2-14 and is pressed by the meter glass upper gears 3-5, and is sealed through the meter glass sealing ring 7. Preferably, the watch glass 6 is made of tempered glass.
As shown in fig. 4, a plurality of positioning pins 4-1 are arranged at the bottom of the meniscus 4 and are used for matching with meniscus interference holes 2-4 arranged on the upper end surface 2-12 of the step, so that the meniscus 4 is positioned on the upper splint 2 in an interference fit manner; the bottom of the dial 5 is provided with a plurality of positioning pins 5-1 which are used for matching dial interference holes 2-3 arranged on the lower end surface 2-13 of the step to position the dial 5 on the upper splint 2 in an interference fit way. Preferably, the meniscus 4 is used as a water meter character wheel group shielding decorative sheet, water meter parameter information is printed, and a laser engraving material is adopted; the dial 5 is used as a main bearing piece of water meter parameter information and is made of laser carving materials.
Referring to the attached figure 3, the outer edge of a gear 3-5 on the watch glass extends downwards, and a plurality of positioning ring concave edges 3-1 and positioning ring flanges 3-2 are distributed at intervals; the upper end of the sealing platform 2-10 extends upwards, and a plurality of upper clamping plate concave edges 2-1 and upper clamping plate flanges 2-2 are distributed at intervals; the flange 3-2 of the locating ring is embedded into the corresponding concave edge 2-1 of the upper clamping plate, and the flange 2-2 of the upper clamping plate is embedded into the corresponding concave edge 3-1 of the locating ring, so that the locating ring 3 is fastened and fixed with the upper end face of the upper clamping plate 2. Preferably, the positioning ring flanges 3-2 have different sizes and are in one-to-one correspondence with the upper splint concave edges 2-1, and the upper splint flanges 2-2 have different sizes and are in one-to-one correspondence with the positioning ring concave edges 3-1, so that the positioning ring 3 and the upper splint 2 have unique installation directions and angles (namely, have a foolproof function) when being installed.
A plurality of positioning openings 3-3 and blocking edges 3-4 are distributed on the inner wall of the gear positions 3-5 on the meter glass at intervals, and a gap is reserved between the blocking edges 3-4 and the meter glass 6; when the Internet of things module needs to be installed, the positioning end of the Internet of things module is clamped into the top of the positioning ring 3 through the positioning opening 3-3, and the positioning end is rotated to enter a gap between the blocking edge 3-4 and the surface glass 6, so that clamping and fixing are achieved.
Referring to the attached drawings 1 and 2, the lower surface of the upper clamping plate 2 is provided with a plurality of interference columns 2-5 and limiting columns 2-6, and the interference columns and the limiting columns are used for being matched with the lower clamping plate 9 to achieve positioning and fixing. The upper end surface of the gear box 1 is provided with a positioning notch 1-1, and a circle of positioning blocks 1-2 are arranged on the inner wall of the gear box 1 close to the positioning notch 1-1; the lower end face of the sealing table 2-10 is inwardly contracted to form a limiting table 2-9, a positioning boss 2-7 is arranged at the position, corresponding to the positioning notch 1-1, of the limiting table 2-9, the limiting table 2-9 extends into the gear box 1 and is supported on the positioning block 1-2, and meanwhile, the positioning boss 2-7 is embedded into the positioning notch 1-1, so that the lower clamping plate 2 and the gear box 1 are fixedly positioned. The bottom of the gear box 1 is provided with a central through hole 1-3, so that the lower part of the gear train 8 is soaked.
The installation process of the invention is as follows: when the half-moon-shaped clamping plate is installed, the positioning pin 4-1 and the positioning pin column 5-1 are respectively aligned with the meniscus interference hole 2-4 and the dial interference hole 2-3, and the meniscus 4 and the dial 5 are assembled on the upper clamping plate 2 in an interference fit mode. The gear train 8 is arranged on the upper clamping plate 2 which is buckled reversely, and is covered with the lower clamping plate 9, and the upper clamping plate 2 and the lower clamping plate 9 are fixed in an interference fit manner. Then the fixed whole is placed in the gear box 1, the positioning boss 2-7 is aligned with the positioning notch 1-1, and the limiting table 2-9 is tightly attached to the limiting block 1-2. After the sealing ring grooves 2-8 of the upper clamping plate 2 are placed in the surface glass sealing ring 7, the surface glass 6 and the positioning ring 3 are sequentially placed. The watch glass 6 is supported on the lower gear 2-14 of the watch glass, the upper gear 3-5 of the watch glass is tightly pressed and attached to the watch glass 6, a gap is reserved between the blocking edge 3-4 and the watch glass 6, the upper clamping plate concave edges 2-1 with different sizes correspond to the positioning ring flange 3-2, and the upper clamping plate flange 2-2 is aligned with the positioning ring concave edge 3-1, so that the whole assembly has the unique installation direction and angle. When the to-be-installed Internet of things module needs to be matched with the component in a positioning mode, the positioning structure of the Internet of things module only needs to be aligned with the installation positioning opening 3-3 to be clamped, and the to-be-installed Internet of things module is rotated to a gap between the blocking edge 3-4 and the surface glass 6, so that the clamping effect is achieved.
Generally speaking, the water meter positioning device has a multi-positioning installation structure, so that the water meter of the internet of things is accurate in positioning, convenient to install, high in production efficiency and low in manufacturing cost in the overall assembly process.
It should be understood that equivalent substitutions and changes to the technical solution and the inventive concept of the present invention should be made by those skilled in the art to the protection scope of the appended claims.
Claims (9)
1. The utility model provides a no magnetism sensing thing networking water gauge which characterized in that: the gear train comprises a gear box (1), an upper clamping plate (2), a positioning ring (3), a meniscus (4), a dial (5), a meter glass (6), a meter glass sealing ring (7), a gear train (8) and a lower clamping plate (9), wherein one end of the gear train (8) with a pointer (8-1) is fixed on the lower surface of the upper clamping plate (2), one end of the gear train (8) departing from the pointer (8-1) is fixed on the lower clamping plate (9), and the upper clamping plate (2), the lower clamping plate (9) and the gear train (8) are fixed and integrally arranged in the gear box (1) for positioning and installation; the upper surface of the upper splint (2) is provided with steps (2-11), the steps (2-11) divide the upper surface of the upper splint (2) into an upper step end surface (2-12) for fixing the meniscus (4) and a lower step end surface (2-13) for fixing the dial (5), through holes (10) corresponding to the positions of the pointers (8-1) are formed in the dial (5) and the lower step end surface (2-13), the pointers (8-1) sequentially penetrate through the through holes (10) in the lower step end surface (2-13) and the through holes (10) in the dial (5), and degree indication is formed on the upper surface of the dial (5); a circle of annular sealing ring grooves (2-8) are formed in the peripheries of the step upper end faces (2-12) and the step lower end faces (2-13) and used for placing the meter glass sealing rings (7), a circle of annular meter glass lower gears (2-14) are arranged in the peripheries of the sealing ring grooves (2-8), and the outer edges of the meter glass lower gears (2-14) are expanded outwards to form sealing platforms (2-10) used for being matched with a water meter movement gasket; the positioning ring (3) is buckled and fixed on the sealing table (2-10), and the lower surface of the positioning ring (3) is provided with an annular upper gear (3-5) of the watch glass; the meter glass (6) is supported on the meter glass lower gears (2-14) and is pressed by the meter glass upper gears (3-5), and sealing is carried out through the meter glass sealing rings (7).
2. The non-magnetic sensing internet of things water meter according to claim 1, characterized in that: the meniscus positioning device is characterized in that a plurality of positioning pins (4-1) are arranged at the bottom of the meniscus (4) and used for being matched with meniscus interference holes (2-4) formed in the upper end face (2-12) of the step to position the meniscus (4) on the upper clamping plate (2) in an interference fit manner.
3. The non-magnetic sensing internet of things water meter according to claim 1, characterized in that: the bottom of the dial (5) is provided with a plurality of positioning pins (5-1) which are used for being matched with dial interference holes (2-3) arranged on the lower end surfaces (2-13) of the steps to position the dial (5) on the upper clamping plate (2) in an interference fit manner.
4. The non-magnetic sensing internet of things water meter according to claim 1, characterized in that: the outer edge of the upper gear (3-5) of the watch glass extends downwards, and a plurality of positioning ring concave edges (3-1) and positioning ring flanges (3-2) are distributed at intervals; the upper end of the sealing platform (2-10) extends upwards, and a plurality of upper clamping plate concave edges (2-1) and upper clamping plate flanges (2-2) are distributed at intervals; the positioning ring flange (3-2) is embedded into the corresponding upper clamping plate concave edge (2-1), and the upper clamping plate flange (2-2) is embedded into the corresponding positioning ring concave edge (3-1), so that the positioning ring (3) is fastened and fixed with the upper end face of the upper clamping plate (2).
5. The no magnetism sensing thing networking water gauge of claim 4, characterized in that: the flanges (3-2) of the positioning rings have different sizes and correspond to the concave edges (2-1) of the upper clamping plates one by one, and the flanges (2-2) of the upper clamping plates have different sizes and correspond to the concave edges (3-1) of the positioning rings one by one, so that the positioning rings (3) and the upper clamping plates (2) have unique installation directions and angles when being installed.
6. The non-magnetic sensing internet of things water meter according to claim 1, characterized in that: a plurality of positioning ports (3-3) and blocking edges (3-4) are distributed on the inner wall of the gear (3-5) on the meter glass at intervals, a gap is reserved between the blocking edges (3-4) and the meter glass (6), the positioning end of the Internet of things module is clamped in through the positioning ports (3-3) and rotates to the gap between the blocking edges (3-4) and the meter glass (6), and clamping and fixing are achieved.
7. The non-magnetic sensing internet of things water meter according to claim 1, characterized in that: the lower surface of the upper clamping plate (2) is provided with a plurality of interference columns (2-5) and limiting columns (2-6) which are used for being matched with the lower clamping plate (9) to realize positioning and fixing.
8. The non-magnetic sensing internet of things water meter according to claim 1, characterized in that: a positioning notch (1-1) is formed in the upper end face of the gear box (1), and a circle of positioning blocks (1-2) are arranged on the inner wall of the gear box (1) close to the positioning notch (1-1); the lower end face of the sealing table (2-10) is inwardly contracted to form a limiting table (2-9), a positioning boss (2-7) is arranged at a position, corresponding to the positioning notch (1-1), on the limiting table (2-9), the limiting table (2-9) extends into the gear box (1) and is supported on the positioning baffle (1-2), and meanwhile, the positioning boss (2-7) is embedded into the positioning notch (1-1) to enable the lower clamping plate (2) and the gear box (1) to be fixedly positioned.
9. The non-magnetic sensing internet of things water meter according to claim 1, characterized in that: the bottom of the gear box (1) is provided with a central through hole (1-3) to immerse the lower part of the gear train (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110312000.5A CN112945316A (en) | 2021-03-24 | 2021-03-24 | Non-magnetic sensing Internet of things water meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110312000.5A CN112945316A (en) | 2021-03-24 | 2021-03-24 | Non-magnetic sensing Internet of things water meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112945316A true CN112945316A (en) | 2021-06-11 |
Family
ID=76228029
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110312000.5A Pending CN112945316A (en) | 2021-03-24 | 2021-03-24 | Non-magnetic sensing Internet of things water meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112945316A (en) |
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2021
- 2021-03-24 CN CN202110312000.5A patent/CN112945316A/en active Pending
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