CN216309092U - Electromagnetic water meter with independent circuit board bin - Google Patents
Electromagnetic water meter with independent circuit board bin Download PDFInfo
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- CN216309092U CN216309092U CN202122914875.0U CN202122914875U CN216309092U CN 216309092 U CN216309092 U CN 216309092U CN 202122914875 U CN202122914875 U CN 202122914875U CN 216309092 U CN216309092 U CN 216309092U
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Abstract
The utility model provides an electromagnetism water gauge with independent circuit board storehouse, comprises two parts of converter and sensor, and the converter comprises battery pack and circuit board, and battery pack packs into battery holder by the battery and constitutes, and the battery is circuit board and sensor power supply, and battery holder places in the converter storehouse its characterized in that: a circuit board bin is fixed above the converter bin to form a closed converter bin, the circuit board bin is composed of a bin body and a fixing cover, the circuit board is fixed in an inner cavity of the bin body, a wire hole is designed below the bin body, and a wire of the circuit board penetrates through the hole to be connected with a battery. The battery cabin and the circuit board cabin are completely independent, so that the battery replacement operation is convenient to carry out in an outdoor complex environment, and the sealing, the performance and the use of the circuit board of the electromagnetic water meter are not influenced.
Description
Technical Field
The utility model belongs to a liquid meter, in particular to an electromagnetic water meter converter.
Background
With the development of science and technology, people have higher and higher requirements on the accuracy and convenience of metering, and electromagnetic water meters are gradually popularized. Compared with the traditional mechanical meter reading, the meter reading by a special person is complex in data reading and difficult in statistics. The electromagnetic water meter realizes remote meter reading to the home, real-time monitoring of a pipe network and intelligent analysis of business management through the intelligent meter reading platform, and improves the meter reading efficiency. The electromagnetic water meter will be the development direction of the future water meter in the future market.
The general electromagnetic water meter is composed of a converter and a sensor, and is based on Faraday's law of electromagnetic induction: the sensor part is composed of a coil, an electrode and an insulating lining, when in measurement, an excitation coil in the sensor is electrified to generate a magnetic field, when a conductive fluid passes through the magnetic field, tiny induced electromotive force is generated due to the action force of cutting magnetic lines, the tiny induced electromotive force is collected by the electrode and is transmitted to a converter part of the instrument, signals are amplified, corrected and the like, then the signals are converted into corresponding flow data through a formula, and finally the corresponding flow data are displayed on the instrument. The electromagnetic water meter has no mechanical moving parts, and has the characteristics of long service life, small pressure loss and the like compared with a mechanical water meter. The sensor of the device is directly arranged on the wall of a flow water pipe, as shown in figure 1, a converter is composed of a battery assembly 13 and a circuit board 14, the battery assembly is composed of a battery and a battery bracket, the battery bracket 15 is arranged in a converter bin 11, the battery supplies power for the circuit board and the sensor, the circuit board is positioned above the battery, the upper part of the converter bin is sealed by a fixing cover 12, a plane sealing ring 5 is arranged between the battery and the battery, and the hidden trouble that the circuit board is damaged exists when the circuit board needs to be removed in the process of overhauling and replacing the battery; whole process circuit board exposes in the space that is full of the aqueous vapor, opens the converter storehouse simultaneously, also can cause the interior humidity of storehouse to increase for display screen produces the fogging phenomenon on the circuit board, influences the normal reading of water gauge.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the existing electromagnetic water meter and provide the electromagnetic water meter with the independent circuit board bin, which can prevent water vapor from entering a circuit board and eliminate the hidden trouble of damaging the circuit board when a battery is replaced and maintained.
The utility model adopts the technical scheme that 1, the electromagnetic water meter with the independent circuit board bin consists of a converter and a sensor, wherein the converter consists of a battery assembly and a circuit board, the battery assembly consists of a battery which is arranged in a battery bracket, the battery supplies power for the circuit board and the sensor, and the battery bracket is arranged in the converter bin, and the electromagnetic water meter is characterized in that: a circuit board bin is fixed above the converter bin to form a closed converter bin, the circuit board bin is composed of a bin body and a fixing cover, the circuit board is fixed in an inner cavity of the bin body, a wire hole is designed below the bin body, and a wire of the circuit board penetrates through the hole to be connected with a battery.
The utility model improves the existing converter bin, adds an independent circuit board bin, and respectively installs the circuit board and the battery component, so that the circuit board is not adversely affected by maintenance and replacement of the battery.
Further design: the top design of converter storehouse has the fixed outer edge of turning up, and the design has a plurality of fixed screw holes and a lead sealing hole on the fixed outer edge, and there is the retainer plate with the fixed outer edge matched with in converter storehouse body below in the circuit board storehouse body, has on the retainer plate to follow corresponding fixed orifices and the lead sealing hole in fixed outer edge.
The design of fixed outer edge makes the dismouting easy, and single lead sealing hole design plays the installation location mark effect between circuit board storehouse body and the converter storehouse.
An O-shaped sealing ring groove is processed on the lower surface of the circuit board bin body and used for installing an O-shaped sealing ring. The converter bin is kept dry, and the working environment of the battery is better.
The inner surface of the top end of the bin body of the circuit board bin is provided with a step hole for fixing an L-shaped sealing ring.
Two preformed holes are designed at the corresponding positions of the fixed outer edge of the converter bin and the fixed ring of the circuit board bin body and used for installing communication equipment.
The battery cabin and the circuit board cabin are completely independent, so that the battery replacement operation is convenient to carry out in an outdoor complex environment, and the sealing, the performance and the use of the circuit board of the electromagnetic water meter are not influenced.
Drawings
FIG. 1 is a schematic view of a converter of an electromagnetic water meter
FIG. 2 is a diagram of the state of use of the present invention
FIG. 3 is a schematic diagram of a converter according to the present invention
FIG. 4 is a schematic diagram of a circuit board compartment
Wherein: 1 converter 11 converter cabin 111 fixing external edge 112 fixing screw hole 113 lead sealing hole 12 fixing cover 13 battery 14 circuit board 15 battery 16 circuit board cabin 17 cabin 171 electric wire hole 173 fixing hole 174O type sealing ring groove 175 fixing column 176 stepped hole 177 preformed hole 2 sensor 3O type sealing ring 4L type sealing ring 5 plane sealing ring.
Detailed Description
The present invention is described in detail below with reference to the drawings, which illustrate examples that enable those skilled in the art to understand the present invention, but do not limit the present invention in any way.
An electromagnetic water meter with an independent circuit board bin is composed of a converter and a sensor, wherein the converter is composed of a battery assembly and a circuit board, a battery supplies power to the circuit board and the sensor, a battery bracket is arranged in the converter bin,
as shown in fig. 2, 3 and 4, an electromagnetic water meter with an independent circuit board cabin is improved on the basis of the existing converter cabin, and is composed of a converter 1 and a sensor 2, wherein the converter is composed of a battery assembly and a circuit board 14, the battery assembly is composed of a battery 13 and a battery bracket 15, the battery assembly supplies power for the circuit board and the sensor, the battery bracket 15 is arranged in the converter cabin 11, and the differences are as follows: the upper side of the converter bin is fixed with a circuit board bin 16 to form a closed converter bin, the circuit board bin is composed of a bin body 17 and a fixed cover 12, a fixed column 175 for fixing the circuit board is designed in the inner cavity of the bin body, the circuit board is fixed in the inner cavity of the bin body, a wire hole 172 is designed below the bin body, and a wire of the circuit board penetrates through the battery to be connected with the battery.
The top end of the converter bin is provided with an outward-turned fixed outer edge 111, the fixed outer edge is provided with a plurality of fixed threaded holes 112 and a lead sealing hole 113, a fixed ring 171 matched with the fixed outer edge of the converter bin is arranged below the body of the circuit board bin, and a fixed hole 173 and the lead sealing hole corresponding to the fixed outer edge are arranged on the fixed ring. The lead sealing hole plays a role in installing and positioning marks between the circuit board bin body and the converter bin. Two reserved holes 177 are designed at the corresponding positions of the fixed outer edge of the converter bin and the fixed ring of the circuit board bin body and used for installing communication equipment in the future.
An O-shaped sealing ring groove 174 is processed on the lower surface of the circuit board bin body and used for installing an O-shaped sealing ring 3. The inner surface of the top end of the bin body is provided with a step hole for fixing an L-shaped sealing ring 4, and the step hole is matched with a fixed cover to seal the bin body of the circuit board bin, so that water vapor is prevented from entering the bin body. The remaining parts such as fixing of the battery pack and the like are the same as those in the prior art.
Claims (5)
1. The utility model provides an electromagnetism water gauge with independent circuit board storehouse, comprises two parts of converter and sensor, and the converter comprises battery pack and circuit board, and battery pack packs into battery holder by the battery and constitutes, and the battery is circuit board and sensor power supply, and battery holder places in the converter storehouse its characterized in that: a circuit board bin is fixed above the converter bin to form a closed converter bin, the circuit board bin is composed of a bin body and a fixing cover, the circuit board is fixed in an inner cavity of the bin body, a wire hole is designed below the bin body, and a wire of the circuit board penetrates through the hole to be connected with a battery.
2. An electromagnetic water meter having an independent circuit board compartment as defined in claim 1, wherein: the top design of converter storehouse has the fixed outer edge of turning up, and the design has a plurality of fixed screw holes and a lead sealing hole on the fixed outer edge, and there is the retainer plate with the fixed outer edge matched with in converter storehouse body below in the circuit board storehouse body, has on the retainer plate to follow corresponding fixed orifices and the lead sealing hole in fixed outer edge.
3. An electromagnetic water meter having an independent circuit board compartment as defined in claim 1, wherein: an O-shaped sealing ring groove is processed on the lower surface of the circuit board bin body and used for installing an O-shaped sealing ring.
4. An electromagnetic water meter having an independent circuit board compartment as defined in claim 1, wherein: the inner surface of the top end of the bin body of the circuit board bin is provided with a step hole for fixing an L-shaped sealing ring.
5. An electromagnetic water meter having an independent circuit board compartment as set forth in claim 2, wherein: two preformed holes are designed at the corresponding positions of the fixed outer edge of the converter bin and the fixed ring of the circuit board bin body and used for installing communication equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122914875.0U CN216309092U (en) | 2021-11-25 | 2021-11-25 | Electromagnetic water meter with independent circuit board bin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122914875.0U CN216309092U (en) | 2021-11-25 | 2021-11-25 | Electromagnetic water meter with independent circuit board bin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216309092U true CN216309092U (en) | 2022-04-15 |
Family
ID=81121413
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122914875.0U Active CN216309092U (en) | 2021-11-25 | 2021-11-25 | Electromagnetic water meter with independent circuit board bin |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216309092U (en) |
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2021
- 2021-11-25 CN CN202122914875.0U patent/CN216309092U/en active Active
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