CN210375241U

CN210375241U - Electromagnetic flowmeter capable of preventing magnetic interference

Info

Publication number: CN210375241U
Application number: CN201921186399.1U
Authority: CN
Inventors: 林丽丽
Original assignee: Shanghai Dezhi Electronic Technology Co Ltd
Current assignee: Shanghai Dezhi Electronic Technology Co Ltd
Priority date: 2019-07-26
Filing date: 2019-07-26
Publication date: 2020-04-21
Anticipated expiration: 2029-07-26

Abstract

The utility model discloses an anti-magnetic interference electromagnetic flowmeter, which comprises a pipeline, wherein a connecting rod penetrates through the pipeline, a measuring head is arranged below the connecting rod, a mounting seat is arranged above the connecting rod, two fixed rods and a supporting rod are arranged above the mounting seat, the supporting rod is arranged at one side of the two fixed rods, a gauge outfit is arranged above the supporting rod, a display screen is arranged on the front gauge wall of the gauge outfit, a converter is arranged at one side of the gauge outfit, an anti-magnetic cover is rotationally connected between the two fixed rods through a rotating shaft, a filter screen is arranged inside the pipeline, the anti-magnetic interference electromagnetic flowmeter of the utility model can prevent a large amount of impurities or floaters from entering the pipeline by installing the filter screen in the pipeline, the impurities or floaters are adhered to the measuring head to influence the measurement of the electromagnetic flowmeter, and the impurities or floaters in the viscous liquid are prevented from being easily adhered to the measuring head of the, resulting in inaccurate measurements by the electromagnetic flow meter.

Description

Electromagnetic flowmeter capable of preventing magnetic interference

Technical Field

The utility model relates to an electromagnetic flowmeter technical field specifically is an anti-magnetic interference's electromagnetic flowmeter.

Background

The electromagnetic flowmeter is a novel flow measuring instrument which is rapidly developed along with the development of electronic technology in the 50-60 th century, the electromagnetic flowmeter is an instrument which applies the electromagnetic induction principle and measures the flow of conductive fluid according to the electromotive force induced when the conductive fluid passes through an external magnetic field, the structure of the electromagnetic flowmeter mainly comprises a magnetic circuit system, a measuring conduit, an electrode, a shell, a lining, a converter and the like, and the electromagnetic flowmeter is widely applied to sewage, fluorine chemical industry, production water, tap water industry, medicine, steel and the like and can only measure the conductive liquid due to the principle.

However, existing electromagnetic flow meters have some drawbacks. For example, the antimagnetic effect of the existing electromagnetic flowmeter is not good, which easily causes the head of the electromagnetic flowmeter to work normally, and the measuring head of the electromagnetic flowmeter easily sticks to impurities or floaters in the viscous liquid, which causes the measurement of the electromagnetic flowmeter to be inaccurate. Therefore, we propose an electromagnetic flowmeter that is resistant to magnetic interference.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an anti-magnetic interference's electromagnetic flowmeter, the antimagnetic cover is rotated in the pivot between two dead levers of accessible, will prevent that the antimagnetic shroud is on the gauge outfit, prevent gauge outfit and other metal object contact production magnetic field, avoid the magnetic field of production to influence the normal work of gauge outfit, and through installing the filter screen in the pipeline, but in a large amount of impurity of separation or floater get into the pipeline, glue on the measuring head, influence the measurement of measuring head, impurity or floater in the easy viscose liquid of having avoided on electromagnetic flowmeter's the measuring head, it is not accurate enough to lead to electromagnetic flowmeter to measure, the problem of proposing in the background art has been solved.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an anti-magnetic interference's electromagnetic flowmeter, includes the pipeline, it has the connecting rod to run through on the pipeline, the below of connecting rod is provided with the measuring head, and the top of connecting rod is provided with the mount pad, the top of mount pad is provided with two dead levers and bracing piece, the bracing piece is located one side of two dead levers, the top of bracing piece is provided with the gauge outfit, the preceding table wall of gauge outfit is provided with the display screen, and one side of gauge outfit is provided with the converter, two rotate through the pivot between the dead lever and be connected with antimagnetic cover, the inside of pipeline is provided with the filter screen, measuring head and converter electric connection, converter and display screen electric connection, display screen and gauge outfit electric connection.

As a preferred embodiment of the present invention, the filter screens are provided with two, and the two filter screens are respectively located at two sides of the pipeline.

As a preferred embodiment of the present invention, the pipe is a hollow cylindrical structure.

As a preferred embodiment of the present invention, the fixing rod and the mounting seat are fixed by welding.

As a preferred embodiment of the present invention, the connecting rod is a cylinder structure.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses an anti-magnetic interference's electromagnetic flowmeter, the pivot between two dead levers of accessible rotates antimagnetic cover, will antimagnetic shroud on the gauge outfit, prevents that gauge outfit and other metallics from contacting and producing magnetic field, avoids the magnetic field of production to influence the normal work of gauge outfit.

2. The utility model discloses an electromagnetic flowmeter of antimagnetic interference, through installing the filter screen in the pipeline, can the separation in a large amount of impurity or floater get into the pipeline, glue on the measuring head, influence the measurement of measuring head, easily glue impurity or floater in the viscose body on having avoided electromagnetic flowmeter's the measuring head, lead to that the measurement of electromagnetic flowmeter is not accurate enough.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic diagram of the internal structure of the electromagnetic flowmeter for preventing magnetic interference according to the present invention;

FIG. 2 is a front view of the electromagnetic flowmeter of the present invention for preventing magnetic interference;

fig. 3 is a side view of the electromagnetic flowmeter of the present invention for preventing magnetic interference.

In the figure: 1 antimagnetic cover, 2 pivots, 3 dead levers, 4 pipelines, 5 filter screens, 6 measuring heads, 7 connecting rods, 8 mount pads, 9 bracing pieces, 10 converters, 11 display screens, 12 gauge outfits.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides an anti-magnetic interference's electromagnetic flowmeter, including pipeline 4, it has connecting rod 7 to run through on the pipeline 4, the below of connecting rod 7 is provided with measuring head 6, and the top of connecting rod 7 is provided with mount pad 8, the top of mount pad 8 is provided with two dead levers 3 and bracing piece 9, bracing piece 9 is located one side of two dead levers 3, the top of bracing piece 9 is provided with gauge outfit 12, the preceding table wall of gauge outfit 12 is provided with display screen 11, and one side of gauge outfit 12 is provided with converter 10, it is connected with antimagnetic cover 1 to rotate through pivot 2 between two dead levers 3, the inside of pipeline 4 is provided with filter screen 5, measuring

head

6 and 10 electric connection of converter,

converter

10 and 11 electric connection of display screen, display screen 11 and 12 electric connection of gauge outfit.

In this embodiment (see fig. 1), two filter screens 5 are disposed, and the two filter screens 5 are respectively located at two sides inside the pipeline 4.

In this embodiment (see fig. 3), the pipe 4 is a hollow cylinder structure.

In this embodiment (see fig. 1), the fixing rod 3 and the mounting seat 8 are fixed by welding.

In this embodiment (see fig. 1), the connecting rod 7 is a cylinder structure.

It should be noted that the utility model relates to an anti-magnetic interference electromagnetic flowmeter, which comprises an anti-magnetic cover 1, a rotating shaft 2, fixing rods 3, a pipeline 4, a filter screen 5, a measuring head 6, a connecting rod 7, a mounting seat 8, a supporting rod 9, a converter 10, a display screen 11, a meter head 12, all of which are universal standard parts or parts known by technicians in the field, the structure and principle of which are known by technicians through technical manuals or conventional test methods, when the anti-magnetic interference electromagnetic flowmeter is used, an operator can rotate the anti-magnetic cover 1 through the rotating shaft 2 between the two fixing rods 3 to cover the anti-magnetic cover 1 on the meter head 12, so as to prevent the meter head 12 from contacting with other metal objects to generate a magnetic field, and avoid the generated magnetic field from influencing the normal work of the meter head 12, the measuring head 6 is convenient for measuring the liquid flow passing through the pipeline 4, then carry the flow information who detects for converter 10, converter 10 is with information processing and convert the figure into, show through display screen 11, the flow of the direct-viewing liquid of operating personnel of being convenient for, filter screen 5 is installed in pipeline 4, but in a large amount of impurity of separation or floater entering pipeline 4, glue and glue on measuring head 6, influence measuring head 6's measurement, impurity or floater in the liquid are glued easily on having avoided measuring head 6 of electromagnetic flowmeter, lead to electromagnetic flowmeter measurement inaccurate enough.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides an electromagnetic flowmeter of antimagnetic interference, includes pipeline (4), its characterized in that: the pipeline (4) is penetrated by a connecting rod (7), a measuring head (6) is arranged below the connecting rod (7), a mounting seat (8) is arranged above the connecting rod (7), two fixing rods (3) and a supporting rod (9) are arranged above the mounting seat (8), the supporting rod (9) is positioned on one side of the two fixing rods (3), a gauge outfit (12) is arranged above the supporting rod (9), a display screen (11) is arranged on the front gauge wall of the gauge outfit (12), a converter (10) is arranged on one side of the gauge outfit (12), a antimagnetic cover (1) is rotatably connected between the two fixing rods (3) through a rotating shaft (2), a filter screen (5) is arranged inside the pipeline (4), the measuring head (6) is electrically connected with the converter (10), and the converter (10) is electrically connected with the display screen (11), the display screen (11) is electrically connected with the gauge outfit (12).

2. The electromagnetic flowmeter of claim 1, wherein: the two filter screens (5) are arranged, and the two filter screens (5) are respectively positioned on two sides of the interior of the pipeline (4).

3. The electromagnetic flowmeter of claim 2, wherein: the pipeline (4) is of a hollow cylindrical structure.

4. The electromagnetic flowmeter of claim 1, wherein: the fixing rod (3) and the mounting seat (8) are fixed through welding.

5. The electromagnetic flowmeter of claim 1, wherein: the connecting rod (7) is of a cylindrical structure.