CN217504873U - Electromagnetic water meter - Google Patents
Electromagnetic water meter Download PDFInfo
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- CN217504873U CN217504873U CN202122554872.0U CN202122554872U CN217504873U CN 217504873 U CN217504873 U CN 217504873U CN 202122554872 U CN202122554872 U CN 202122554872U CN 217504873 U CN217504873 U CN 217504873U
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Abstract
The utility model discloses an electromagnetic water meter, which comprises a shell, a flow guide pipe, a plurality of electrodes, a shielding layer, a coil, a magnetic circuit board, a pressure sensor, a converter, a circuit board and a power module; the honeycomb duct is arranged in the shell, and the shielding layer is arranged in a space formed between the shell and the honeycomb duct; the outer wall of the flow guide pipe is provided with a magnetic circuit board and a coil, and the magnetic circuit board and the coil are matched to work; the honeycomb duct is provided with a plurality of electrode mounting holes, and each electrode is arranged through the corresponding electrode mounting hole; the flow guide pipe is provided with a pressure sensor; the power supply module is respectively connected with the pressure sensor, the converter, the circuit board, the electrode and the coil and provides electric energy required by work for the circuit board; the circuit board is respectively connected with the pressure sensor, the converter and the electrode. The utility model provides an electromagnetic water meter, structural design is reasonable, light in weight, and is highly low, and the lithium cell package parts with the converter, and measurement accuracy is high, and to a great extent convenience of customers installs and maintains.
Description
Technical Field
The utility model belongs to the technical field of the metering equipment, a water gauge is related to, especially, relate to an electromagnetism water gauge.
Background
The intelligent water affair is an important part of the intelligent city, the intelligent water affair is based on data collection, a large number of flow measuring instruments are required to be installed, electromagnetic water meters are required to be the most demanded in the flow measuring instruments, the flow measuring data are uploaded to an intelligent water affair platform, and through data display and analysis, pipe network leakage loss, abnormal water consumption of users and abnormal field instruments are found in time, problems are found in time, are treated in time, and pipe network leakage loss can be reduced and water consumption disputes can be reduced; the electromagnetic water meter is used as a meter for measuring tap water flow with high precision, high reliability, long service life and low pressure loss, is more and more approved by users, and is more and more applied.
Most of the electromagnetic water meters are installed in the water meter wells, and the existing electromagnetic water meters cannot cover the well covers due to the fact that the heights of the existing electromagnetic water meters are basically higher than those of the existing water meter wells, so that water is puzzled; in addition, a lithium battery and a converter circuit of the original electromagnetic water meter are placed in a converter inner cavity, and a metering seal needs to be damaged when the lithium battery is replaced, so that the regulation of JJJG 162-2019 drinking cold water meter calibration regulations is violated.
In view of the above, there is a need for an electromagnetic water meter that overcomes at least some of the above-mentioned disadvantages of the prior art electromagnetic water meters.
SUMMERY OF THE UTILITY MODEL
The utility model provides an electromagnetic water meter constructs reasonable in design, light in weight, and is highly low, and the lithium cell package separates with the converter, and measurement accuracy is high, and to a great extent convenience of customers installs and maintains.
For solving the technical problem, according to the utility model discloses an aspect adopts following technical scheme:
an electromagnetic water meter, comprising: the device comprises a shell, a flow guide pipe, a plurality of electrodes, a shielding layer, a coil, a magnetic circuit board, a pressure sensor, a converter, a circuit board and a power supply module;
the guide pipe is arranged in the shell, and a space is formed between the guide pipe and the shell; the shielding layer is arranged in a space formed between the shell and the flow guide pipe; the outer wall of the flow guide pipe is provided with a magnetic circuit board and a coil, and the magnetic circuit board and the coil are matched to work;
the honeycomb duct is provided with a plurality of electrode mounting holes, and each electrode is arranged through the corresponding electrode mounting hole; the flow guide pipe is provided with a pressure sensor;
the power supply module is respectively connected with the pressure sensor, the converter, the circuit board, the electrode and the coil and provides electric energy required by work for the circuit board; the circuit board is respectively connected with the pressure sensor, the converter and the electrode.
As an embodiment of the present invention, the magnetic circuit board is formed by laminating a plurality of layers of stamped and formed silicon steel sheets; the magnetic circuit board is mounted on the coil.
As an embodiment of the utility model, the honeycomb duct is equipped with the pressure sensor mounting hole, pressure sensor passes through the pressure sensor mounting hole install in the honeycomb duct.
As an implementation manner of the present invention, the converter includes a front-end circuit, an empty pipe detection circuit, an analog-to-digital conversion circuit, an excitation circuit, a single chip, a data storage circuit, a board-level communication circuit, an LCD display screen, and an LCD display holding circuit; the converter is mounted within the upper end cavity of the housing.
As an embodiment of the present invention, the electromagnetic water meter further includes a communication module; the communication module comprises a board-level communication circuit, a second single chip microcomputer, a second data storage circuit and a communication assembly, and the converter is arranged in an inner cavity at the upper end of the shell;
the electromagnetic water meter further comprises a converter upper cover which is formed in one step by plastic die pressing and is arranged at the upper end of the shell; and the two ends of the flow guide pipe are respectively provided with a flow guide pipe baffle.
As an embodiment of the utility model, the honeycomb duct is by plastics mould pressing one shot forming, honeycomb duct cross-section 90 equalling has 4 electrode mounting holes, there is the coil locating piece honeycomb duct surface, honeycomb duct one end is equipped with the pressure sensor mounting hole, honeycomb duct both ends excircle respectively has twice O type circle groove.
As an embodiment of the present invention, the electromagnetic water meter includes 4 electrodes; wherein, 2 electrodes are signal electrodes, and 2 electrodes are grounding electrodes; the 4 electrodes are respectively arranged in the 4 electrode mounting holes of the flow guide pipe;
the electromagnetic water meter also comprises an electrode wire; the electrode wire is formed by stamping a red copper sheet, one end of the electrode wire is provided with a round hole and is arranged on the signal electrode, and the other end of the electrode wire is welded with a connecting wire and is connected to a circuit signal input end of the converter; the shielding layer is formed by stamping red copper sheets, glue is coated at the bottom of the shielding layer, and the shielding layer is adhered to the outer surface of the flow guide pipe in a surrounding mode.
As an embodiment of the present invention, the coil is wound by a self-adhesive enameled wire and compression molded, and is mounted on the shielding layer adhered to the outer surface of the flow guide pipe, and is positioned by the coil positioning block of the flow guide pipe;
the shell is integrally cast and formed in one step by metal, and the guide pipe is placed in the shell after being provided with the electrode, the electrode wire, the shielding layer, the coil, the magnetic circuit board, the pressure sensor and the O-shaped ring.
As an implementation manner of the present invention, the electromagnetic water meter further includes a communication module, and the communication module includes a communication antenna; the communication antenna is an integrated communication antenna or a split communication antenna;
the integrated communication antenna is fixed on the upper cover of the converter by glue and is connected to the communication module through a connecting wire; the split type glue is sealed in a plastic shell and connected to the communication module through a connecting wire, and the connecting wire penetrates through the protective stainless steel corrugated pipe and is sealed by glue.
As an embodiment of the present invention, the battery module includes two lithium batteries, and the two lithium batteries are respectively installed in the lithium battery pack cavities on both sides of the housing;
lithium cell package chamber upper cover has 2, by metal casting integrated into one piece, installs respectively on the lithium cell package inner chamber on the casing.
The beneficial effects of the utility model reside in that: the utility model provides an electromagnetic water meter, structural design is reasonable, light in weight, and is highly low, and the lithium cell package parts with the converter, and measurement accuracy is high, and to a great extent convenience of customers installs and maintains.
Drawings
Fig. 1 is a schematic structural diagram of an electromagnetic water meter according to an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of an electromagnetic water meter according to an embodiment of the present invention.
Fig. 3 is a partial sectional view of an electromagnetic water meter according to an embodiment of the present invention.
Fig. 4 is a schematic diagram of an electromagnetic water meter according to an embodiment of the present invention.
Detailed Description
The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
For further understanding of the present invention, preferred embodiments of the present invention will be described below with reference to examples, but it should be understood that these descriptions are only for the purpose of further illustrating the features and advantages of the present invention, and are not intended to limit the claims of the present invention.
The description in this section is for exemplary embodiments only, and the present invention is not limited to the scope of the embodiments described. The same or similar technical means as well as technical features of the embodiments are mutually replaced and are also within the scope of the description and the protection of the invention.
The term "connected" in the specification includes both direct connection and indirect connection.
The utility model discloses an electromagnetic water meter, the structure of the electromagnetic water meter in an embodiment of the utility model is disclosed in figures 1 to 3, and the composition of the electromagnetic water meter in an embodiment of the utility model is disclosed in figure 4; referring to fig. 1 to 4, the electromagnetic water meter includes: the device comprises a shell 1, a flow guide pipe 2, a plurality of electrodes 3, a shielding layer 4, a coil 5, a magnetic circuit board 6, a pressure sensor 7, a converter 8, a circuit board 9 and a power module 10.
The draft tube 2 is arranged in the shell 1, and a space is formed between the draft tube 2 and the shell 1; the shielding layer 4 is arranged close to the inner wall of the shell 1; the outer wall of the flow guide pipe 2 is provided with a magnetic circuit board 6 and a coil 5, and the magnetic circuit board 6 and the coil 5 work in a matching mode. The honeycomb duct 2 is provided with a plurality of electrode mounting holes, and each electrode 3 is arranged through the corresponding electrode mounting hole; the draft tube 2 is provided with a pressure sensor 7. The power module 10 is respectively connected with the pressure sensor 7, the converter 8, the circuit board 9, the electrode 3 and the coil 5 and provides electric energy required by work for the pressure sensor, the converter 8, the circuit board, the electrode 3 and the coil 5; the circuit board 9 is connected to the pressure sensor 7, the transducer 8 and the electrode 3, respectively. The circuit board 9 may be a PCB circuit board, including PCB components.
In one embodiment, the electromagnetic water meter comprises 4 electrodes; wherein, 2 electrodes are signal electrodes, and 2 electrodes are grounding electrodes; the 4 electrodes are respectively arranged in the 4 electrode mounting holes of the flow guide pipe. The electrode 3 can be installed in the corresponding electrode installation hole by matching the belleville spring 18 and the nut 19.
The honeycomb duct 2 is provided with a pressure sensor mounting hole, and the pressure sensor 7 is mounted in the honeycomb duct 2 through the pressure sensor mounting hole. The sensing end of the pressure sensor 7 can contact the inside of the draft tube 2, the pressure sensor 7 is provided with a pressure sensor cover plate 701, and the pressure sensor cover plate 701 is fixed on the draft tube 2 through a screw 702; a gasket 21 may be disposed between the pressure sensor cover plate 701 and the draft tube 2.
In an embodiment of the present invention, the converter 8 includes a front-end circuit, an empty pipe detection circuit, an analog-to-digital conversion circuit, an excitation circuit, a single chip, a data storage circuit, a board-level communication circuit, an LCD display screen, and an LCD display holding circuit; the converter 8 is mounted in the upper end cavity of the housing 1.
The electromagnetic water meter further comprises a converter upper cover 12, wherein the converter upper cover 12 is formed in one step by plastic die pressing and is arranged at the upper end of the shell 1; and the two ends of the guide pipe 2 are respectively provided with a guide pipe baffle 13. The converter top cover 12 may also be provided with a window cover 14 for viewing data.
In addition, the electromagnetic water meter further comprises a communication module 11; the communication module 11 comprises a board-level communication circuit, a second single chip microcomputer, a second data storage circuit and a communication assembly, and the converter is installed in the inner cavity of the upper end of the shell 1. The communication module 11 comprises a communication antenna; the communication antenna is an integrated communication antenna or a split communication antenna. The integrated communication antenna is fixed on the upper cover of the converter by glue and is connected to the communication module through a connecting wire; the split type glue is sealed in a plastic shell and connected to the communication module through a connecting wire, and the connecting wire penetrates through the protective stainless steel corrugated pipe and is sealed by the glue.
In an embodiment of the utility model, honeycomb duct 2 is by plastics mould pressing one shot forming, honeycomb duct cross-section 90 equalling has 4 electrode mounting holes, there is the coil locating piece honeycomb duct 2 surface, honeycomb duct one end is equipped with the pressure sensor mounting hole, honeycomb duct both ends excircle respectively has twice O type circle groove.
The shielding layer 4 is formed by stamping red copper sheets, glue is coated at the bottom of the shielding layer, and the shielding layer is adhered to the outer surface of the flow guide pipe in a surrounding mode. And the coil 5 is wound by a self-adhesive enameled wire and is molded and formed, is arranged on the shielding layer pasted on the outer surface of the flow guide pipe, and is positioned by the coil positioning block of the flow guide pipe. The magnetic circuit board 6 is formed by laminating a plurality of layers of stamped and formed silicon steel sheets; the magnetic circuit board 6 is mounted on the coil 5.
The electromagnetic water meter also comprises an electrode wire; the electrode wire is formed by stamping a red copper sheet, one end of the electrode wire is provided with a round hole and is arranged on the signal electrode, and the other end of the electrode wire is welded with the connecting wire and is connected to a circuit signal input end of the converter.
The shell 1 is integrally cast and formed in one step by metal, and the guide pipe 2 is arranged in the shell 1 after being provided with the electrode 3, the electrode wire, the shielding layer 4, the coil 5, the magnetic circuit board 6, the pressure sensor 7 and the O-shaped sealing ring 20.
The battery module 10 comprises two lithium batteries which are respectively arranged in lithium battery pack cavities at two sides of the shell 1; lithium cell package chamber upper cover 15 is equipped with 2, by metal casting integrated into one piece, installs respectively through bolt 16 and bolt cap 17 on the lithium cell package inner chamber on casing 1.
To sum up, the utility model provides an electromagnetic water meter, structural design is reasonable, light in weight, and is highly low, and the lithium cell package separates with the converter, and measurement accuracy is high, and to a great extent convenience of customers installs and maintains.
All possible combinations of the technical features of the above embodiments may not be described for the sake of brevity, but should be considered as within the scope of the present disclosure as long as there is no contradiction between the combinations of the technical features.
The description and applications of the present invention are illustrative and are not intended to limit the scope of the invention to the embodiments described above. Effects or advantages referred to in the embodiments may not be reflected in the embodiments due to interference of various factors, and the description of the effects or advantages is not intended to limit the embodiments. Variations and modifications of the embodiments disclosed herein are possible, and alternative and equivalent various components of the embodiments will be apparent to those skilled in the art. It will be clear to those skilled in the art that the present invention may be embodied in other forms, structures, arrangements, proportions, and with other components, materials, and parts, without departing from the spirit or essential characteristics thereof. Other variations and modifications of the embodiments disclosed herein may be made without departing from the scope and spirit of the present invention.
Claims (10)
1. An electromagnetic water meter, comprising: the device comprises a shell, a flow guide pipe, a plurality of electrodes, a shielding layer, a coil, a magnetic circuit board, a pressure sensor, a converter, a circuit board and a power supply module;
the guide pipe is arranged in the shell, and a space is formed between the guide pipe and the shell; the shielding layer is arranged in a space formed between the shell and the flow guide pipe; the outer wall of the flow guide pipe is provided with a magnetic circuit board and a coil, and the magnetic circuit board and the coil are matched to work;
the honeycomb duct is provided with a plurality of electrode mounting holes, and each electrode is arranged through the corresponding electrode mounting hole; the flow guide pipe is provided with a pressure sensor;
the power supply module is respectively connected with the pressure sensor, the converter, the circuit board, the electrode and the coil and provides electric energy required by work for the circuit board; the circuit board is respectively connected with the pressure sensor, the converter and the electrode.
2. An electromagnetic water meter as set forth in claim 1, wherein:
the magnetic circuit board is formed by laminating a plurality of layers of punched and formed silicon steel sheets together; the magnetic circuit board is mounted above the coil.
3. An electromagnetic water meter as set forth in claim 1, wherein:
the honeycomb duct is equipped with the pressure sensor mounting hole, pressure sensor pass through the pressure sensor mounting hole install in the honeycomb duct.
4. An electromagnetic water meter as set forth in claim 1, wherein:
the converter comprises a front-end circuit, an empty pipe detection circuit, an analog-to-digital conversion circuit, an excitation circuit, a single chip microcomputer, a data storage circuit, a board-level communication circuit, an LCD display screen and an LCD display holding circuit; the converter is mounted within the upper end cavity of the housing.
5. An electromagnetic water meter as set forth in claim 1, wherein:
the electromagnetic water meter further comprises a communication module; the communication module comprises a board-level communication circuit, a second singlechip, a second data storage circuit and a communication assembly, and the converter is arranged in an inner cavity at the upper end of the shell;
the electromagnetic water meter further comprises a converter upper cover which is formed in one step by plastic die pressing and is arranged at the upper end of the shell; and the two ends of the flow guide pipe are respectively provided with a flow guide pipe baffle.
6. An electromagnetic water meter as set forth in claim 1, wherein:
the honeycomb duct is formed by plastic mould pressing in one step, 4 electrode mounting holes are evenly distributed on the 90-degree section of the honeycomb duct, a coil positioning block is arranged on the outer surface of the honeycomb duct, a pressure sensor mounting hole is formed in one end of the honeycomb duct, and two O-shaped ring grooves are formed in the outer circles of two ends of the honeycomb duct respectively.
7. An electromagnetic water meter as set forth in claim 1, wherein:
the electromagnetic water meter comprises 4 electrodes; wherein, 2 electrodes are signal electrodes, and 2 electrodes are grounding electrodes; the 4 electrodes are respectively arranged in the 4 electrode mounting holes of the flow guide pipe;
the electromagnetic water meter also comprises an electrode wire; the electrode wire is formed by punching a red copper sheet, one end of the electrode wire is provided with a round hole and is arranged on the signal electrode, and the other end of the electrode wire is welded with the connecting wire and is connected to a circuit signal input end of the converter; the shielding layer is formed by stamping red copper sheets, glue is coated at the bottom of the shielding layer, and the shielding layer is adhered to the outer surface of the flow guide pipe in a surrounding mode.
8. An electromagnetic water meter as set forth in claim 1, wherein:
the coil is wound by a self-adhesive enameled wire and is molded, is arranged on the shielding layer adhered to the outer surface of the flow guide pipe and is positioned by a coil positioning block of the flow guide pipe;
the shell is integrally cast and formed in one step by metal, and the flow guide pipe is placed in the shell after the electrode, the electrode wire, the shielding layer, the coil, the magnetic circuit board, the pressure sensor and the O-shaped ring are installed.
9. An electromagnetic water meter as set forth in claim 1, wherein:
the electromagnetic water meter also comprises a communication module, and the communication module comprises a communication antenna; the communication antenna is an integrated communication antenna or a split communication antenna;
the integrated communication antenna is fixed on the upper cover of the converter by glue, and is connected to the communication module through a connecting wire; the split type glue is sealed in a plastic shell and connected to the communication module through a connecting wire, and the connecting wire penetrates through the protective stainless steel corrugated pipe and is sealed by the glue.
10. An electromagnetic water meter as set forth in claim 1, wherein:
the power module comprises two lithium batteries which are respectively arranged in lithium battery pack cavities at two sides of the shell;
lithium cell package chamber upper cover has 2, by metal casting integrated into one piece, installs respectively on lithium cell package inner chamber on the casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122554872.0U CN217504873U (en) | 2021-10-22 | 2021-10-22 | Electromagnetic water meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122554872.0U CN217504873U (en) | 2021-10-22 | 2021-10-22 | Electromagnetic water meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217504873U true CN217504873U (en) | 2022-09-27 |
Family
ID=83338201
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122554872.0U Active CN217504873U (en) | 2021-10-22 | 2021-10-22 | Electromagnetic water meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217504873U (en) |
-
2021
- 2021-10-22 CN CN202122554872.0U patent/CN217504873U/en active Active
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