Principle and design of electromagnetic flowmeter monitoring system

Today, I will introduce a national invention authorized patent-an electromagnetic flowmeter monitoring system. The patent was applied for by Hunan Dujiang Engineering Technology Co., Ltd., and the authorization was announced on January 18, 2016.

Content description

The utility model is an electromagnetic flowmeter monitoring system, which belongs to the field of detection equipment.

Background of the invention

In the prior art, the electromagnetic flowmeter is an instrument used to measure the volume flow of conductive liquids based on Faraday's electromagnetic induction theorem, which has been rapidly developed with the development of electronic technology. It has no moving parts, no throttling parts obstructing the flow of the medium, and no additional pressure loss to the flow of the measured fluid, but only the resistance along the pipe section; it measures the flow of the conductive medium without being affected. Its temperature, stiffness, density, pressure and other physical parameters; no mechanical inertia, sensitive reflection, measurable instantaneous pulsating flow; good linearity, high measurement accuracy, wide measurement range, strong corrosion resistance, etc. Therefore, among many flow meters, electromagnetic flow meters have become one of the fastest-growing flow meters. However, the existing electromagnetic flow sensors have the problem of delayed data transmission. Therefore, an electromagnetic flowmeter monitoring system is needed to solve the above problems.

Summary of the invention

In view of the shortcomings of the prior art, the purpose of the present utility model is to provide an electromagnetic flowmeter monitoring system to solve the problems raised in the background art mentioned above. The utility model is convenient to use, easy to operate, good in stability and high in reliability.

Principle and design of electromagnetic flowmeter monitoring system

In order to achieve the above objectives, the present invention is achieved through the following technical solutions: an electromagnetic flowmeter monitoring system, including a monitoring system structural part and a detection system, the monitoring system structural part is composed of solar panels, touch screens, and control It is composed of a cabinet, an electromagnetic flow sensor, a fixing plate and a through hole, the fixing plate is assembled on the upper end of the electromagnetic flow sensor, the upper end surface of the control cabinet is equipped with solar panels, and the front end surface of the control cabinet is fixed with Touch display screen, the lower end of the touch display screen is provided with a through hole, the detection system is composed of a signal amplifier, a filter, a single-chip microcomputer, a memory, a relay, a wireless communication module, a speaker, and a battery. The single-chip microcomputer, memory, relay, wireless communication module, speaker, and battery are located inside the control cabinet. The electromagnetic flow sensor is electrically connected to the signal amplifier in a unidirectional manner, and the signal amplifier is electrically connected to the filter in a unidirectional manner. One-way electrical connection with the single-chip microcomputer, the single-chip electrical connection with the touch display screen in two-way electrical connection, the two-way electrical connection with the memory, the two-way electrical connection with the single-chip microcomputer and the wireless communication module, the one-way electrical connection between the single-chip microcomputer and the relay The relay is electrically connected to the speaker in a unidirectional manner, and the solar panel is electrically connected to the battery in a unidirectional manner.

Further, the fixing plate is provided with screw holes for easy installation. The through holes opened on the control cabinet are arranged in a ring shape, and the diameter of the through holes is 1 mm. The solar panels distributed on the upper end of the control cabinet and the control cabinet are fixed by bolts. The wireless communication module is a 4G communication module. The loudspeaker is installed inside the control cabinet and specifically installed at the position where the through hole is opened.

The beneficial effects of the utility model: The electromagnetic flowmeter monitoring system of the utility model realizes the fixing of the electromagnetic flow sensor by adding a fixing plate. This design solves the problem of time-consuming and laborious installation of the traditional electromagnetic flow sensor, and the touch display The design of the screen combines the operation buttons with the functions of the display screen to meet the requirements of integrated design. In addition, the design of the memory realizes the preservation of the detection data of the electromagnetic flow sensor, which is convenient for the staff to search the data in the future. The design of the wireless communication module fulfills the needs of the development of the Internet of Things in modern society, and thus facilitates the staff to monitor data from a long distance. This design reduces the labor cost of the factory. The utility model is convenient to use, easy to operate, and has a monitoring effect. Good, high reliability.

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