CN214471120U - Electromagnetic water meter sensor - Google Patents
Electromagnetic water meter sensor Download PDFInfo
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- CN214471120U CN214471120U CN202120102998.1U CN202120102998U CN214471120U CN 214471120 U CN214471120 U CN 214471120U CN 202120102998 U CN202120102998 U CN 202120102998U CN 214471120 U CN214471120 U CN 214471120U
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- plastic pressing
- measuring tube
- water meter
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Abstract
The utility model relates to a structure of an electromagnetic water meter sensor, which comprises a metal pipe section, a measuring pipe, two measuring electrodes, a first plastic pressing plate, a second plastic pressing plate, an iron core, a magnet yoke, an excitation coil, two magnetic conductive sheets, a pressure sensor and a pressing plate, wherein the first plastic pressing plate and the second plastic pressing plate respectively fix the two magnetic conductive sheets on the outer wall of the measuring pipe; prevent that the magnetic conduction piece from rocking to avoided rocking the metering error who brings because of the magnetic conduction piece, adopted the utility model discloses a structural configuration had both guaranteed that the measurement part is insulating, had guaranteed electromagnetic water meter's bulk strength again, had increased electromagnetic water meter's application scope (pressure level), had simplified assembly process.
Description
Technical Field
The utility model relates to an intelligence water gauge technical field, specifically speaking involve an electromagnetic water gauge sensor's structural design.
Background
The electromagnetic water meter is manufactured according to the Faraday electromagnetic induction principle, the electromagnetic water meter is determined to be less influenced by bubbles and structures according to the principle, and the water meter is high in metering accuracy, free of flow blocking parts, sanitary, environment-friendly and has great advantages in the application of industries such as tap water supply and the like.
The electromagnetic water meter has the following defects: (1) the production process of the honeycomb duct by adopting a metal pipeline and a rubber lining is complex, welding and rubber vulcanization are generally needed, the influence on the environment is large, and the processing period is long; (2) the surface of the rubber lining of the flow guide pipe is not smooth, and the rubber lining of the flow guide pipe is easy to scale when in contact with tap water after long-term use, (3) the rubber lining of the flow guide pipe is easy to be corroded by chloride ions in the tap water after long-term use and in contact with the tap water; (4) the metal draft tube is easy to generate eddy current loss.
The Chinese patent publication No. CN203688006U, entitled a linerless electromagnetic water meter conduit, discloses a linerless electromagnetic water meter conduit, and has the disadvantages that the manufacturing process is complicated, and the metal guide pipe also has the problem of eddy current loss generated in a magnetic field.
In view of the defects of the electromagnetic water meter, on the basis of the prior related technology, an electromagnetic water meter sensor with a novel structure is developed, so that the insulation of a metering part is ensured, the integral strength of the electromagnetic water meter is ensured, the application range (pressure grade) of the electromagnetic water meter is increased, the assembly process is simplified, and the technical standard of industrial water meters is reached.
Disclosure of Invention
The utility model aims at providing an electromagnetism water gauge sensor's structure, this structure had both guaranteed that the measurement part is insulating, had guaranteed the bulk strength of electromagnetism water gauge again, had increased the application scope (pressure level) of electromagnetism water gauge, had simplified assembly process.
In order to achieve the above object, the technical solution of the present invention is as follows:
the utility model provides an electromagnetism water gauge sensor, contains the metal pipe section, surveys buret, two measuring electrode, first plastic pressing plate, second plastic pressing plate, iron core, yoke, excitation coil, magnetic conduction piece, pressure sensor, clamp plate, characterized by:
the measuring tube is made of plastic, one end of the measuring tube is round, and the other end of the measuring tube is square;
a positioning step is arranged in the metal pipe section;
the measuring pipe section is arranged in the metal pipe section;
two magnetic conductive sheets are symmetrically arranged on the outer wall of the measuring tube;
the first plastic pressing plate and the second plastic pressing plate respectively fix the two magnetic conductive sheets on the outer wall of the measuring tube;
the first plastic pressing plate and the second plastic pressing plate are fixed by screws;
a pair of measuring electrodes is symmetrically arranged on the inner wall of the measuring tube;
the outer wall of the measuring tube is symmetrically provided with two iron cores, and the two iron cores are wound with excitation coils;
the magnetic yoke is sleeved on the periphery of the measuring tube and fixedly connected with the first plastic pressing plate and the second plastic pressing plate through screws;
the metal pipe section is provided with a pressure sensor, and the pressure sensor is sealed in the metal pipe section by the pressure plate;
the utility model has the advantages that:
(1) the utility model relates to an electromagnetism water gauge sensor's structure, this structure had both guaranteed that the measurement part is insulating, had guaranteed the bulk strength of electromagnetism water gauge again, had increased the application scope (pressure level) of electromagnetism water gauge, made the assembly more convenient under the prerequisite that does not influence the measurement accuracy.
(2) The utility model relates to an electromagnetic water meter sensor's structure adopts the plastic pressing plate to be fixed in the outer wall of surveying buret with the magnetic conduction piece, prevents that the magnetic conduction piece from rocking to avoided rocking the metering error who brings because of the magnetic conduction piece.
Drawings
Fig. 1 is a sectional view of the electromagnetic water meter sensor structure of the present invention from the a-a direction.
Fig. 2 is a B-B cross-sectional view of the electromagnetic water meter sensor structure of the present invention.
Detailed Description
The technical solution of the present invention will be described in further detail with reference to the following description of the specific embodiments and the accompanying drawings.
In view of iron core, magnetic conductive plate, measuring electrode, excitation coil, plastic pressing plate are the symmetric distribution, only mark one side in the figure, as shown in figure 1 and combined with figure 2, an electromagnetism water gauge sensor contains metal pipe section (2), measures pipe section (1), two measuring electrode (10), first plastic pressing plate (7), second plastic pressing plate, iron core (4), yoke (6), excitation coil (5), magnetic conductive plate (3), pressure sensor (9), clamp plate (8), characterized by:
the measuring tube is made of plastic, one end of the measuring tube is round, and the other end of the measuring tube is square;
a positioning step is arranged in the metal pipe section; the water inlet end of the measuring pipe from the electromagnetic water meter is arranged in the metal pipe section, the square port of the measuring pipe is positioned in the metal pipe section by the positioning step arranged in the metal pipe section, and the measuring pipe is tightly matched with the metal pipe section.
Two magnetic conductive sheets are symmetrically arranged on the outer wall of the measuring tube;
in order to better fix the magnetic conductive sheets, the first plastic pressing plate and the second plastic pressing plate respectively fix the two magnetic conductive sheets on the outer wall of the measuring tube; the first plastic pressing plate and the second plastic pressing plate are fixed by screws;
a pair of measuring electrodes is symmetrically arranged on the inner wall of the measuring tube;
the outer wall of the measuring tube is symmetrically provided with two iron cores, and the two iron cores are wound with excitation coils;
the magnetic yoke is sleeved on the periphery of the measuring tube and fixedly connected with the first plastic pressing plate and the second plastic pressing plate through screws;
an annular space is formed between the magnet yoke and the outer wall of the measuring tube, and the iron core and the excitation coil are uniformly distributed in the annular space;
the metal pipe section is provided with a pressure sensor, and the pressure sensor is sealed in the metal pipe section by the pressure plate and used for measuring the water pressure in the pipeline.
Claims (1)
1. The utility model provides an electromagnetism water gauge sensor, contains the metal pipe section, surveys buret, two measuring electrode, first plastic pressing plate, second plastic pressing plate, iron core, yoke, excitation coil, magnetic conduction piece, pressure sensor, clamp plate, characterized by:
the measuring tube is made of plastic, one end of the measuring tube is round, and the other end of the measuring tube is square;
a positioning step is arranged in the metal pipe section;
the measuring tube is mounted in the metal tube section;
two magnetic conductive sheets are symmetrically arranged on the outer wall of the measuring tube;
the first plastic pressing plate and the second plastic pressing plate respectively fix the two magnetic conductive sheets on the outer wall of the measuring tube;
the first plastic pressing plate and the second plastic pressing plate are fixed by screws;
a pair of measuring electrodes is symmetrically arranged on the inner wall of the measuring tube;
the outer wall of the measuring tube is symmetrically provided with two iron cores, and the two iron cores are wound with excitation coils;
the magnetic yoke is sleeved on the periphery of the measuring tube and fixedly connected with the first plastic pressing plate and the second plastic pressing plate through screws;
the metal pipe section is provided with a pressure sensor, and the pressure sensor is sealed in the metal pipe section by the pressure plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120102998.1U CN214471120U (en) | 2021-01-15 | 2021-01-15 | Electromagnetic water meter sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120102998.1U CN214471120U (en) | 2021-01-15 | 2021-01-15 | Electromagnetic water meter sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214471120U true CN214471120U (en) | 2021-10-22 |
Family
ID=78139568
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120102998.1U Active CN214471120U (en) | 2021-01-15 | 2021-01-15 | Electromagnetic water meter sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214471120U (en) |
-
2021
- 2021-01-15 CN CN202120102998.1U patent/CN214471120U/en active Active
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