CN209117094U - A kind of New Electromagnetic Flowmeter - Google Patents

Abstract

The utility model discloses a kind of New Electromagnetic Flowmeters, including shell, connect column, ring flange, top pillar, converter, earthing screw, lining pipe, rubber slab, insulating tube, titanium metal pipe, ceramic tube, upper liner port, lower liner port, port column and port threads, the shell, it connects column and ring flange is integrally formed, and top pillar is welded at the top of shell, converter has been bolted to connection at the top of the top pillar, the bottom of the converter is provided with earthing screw, the outer circumferential walls of the lining pipe are enclosed with rubber slab, this kind of New Electromagnetic Flowmeter, pass through the combined application of accessory, change the lining pipe structure of electromagnetic flowmeter, lining pipe is divided into multiple groups structure, it ensure that acid-proof wear-proof performance, increase service life, secondly in the case where needing to replace lining pipe, by rotating lower liner port, it drives Port column containing port threads, can be such that lining pipe separates, and facilitate replacement, have the advantages of simple structure and easy realization.

Description

A kind of New Electromagnetic Flowmeter

Technical field

The utility model relates to electromagnetic flowmeter technical field, specially a kind of New Electromagnetic Flowmeter.

Background technique

Electromagnetic flowmeter is the novel flow rate developed rapidly with the development of electronic technology 50 ~ sixties of 20th century Measuring instrumentss, electromagnetic flowmeter are the electromotive force inducted when passing through externally-applied magnetic field according to conductive fluid using electromagnetic induction principle To measure a kind of instrument of conductive fluid flow.

Existing electromagnetic flowmeter can cooperate sewage, be fluorinated work, industrial water, water supply industry and medicine, steel etc. Etc. all many-sided uses, but in actual use, how the liquid in face of highly corrosive is in use, to guarantee the resistance of lining pipe A topic for exactly needing to focus on, when the antiacid erosion resistance difference of existing lining pipe, easily generation inner wall is peeled off, and makes to peel off broken Piece is stuck among electrode and gap to a pair of of the coil and iron core that generate magnetic field, influences induction precision and liquid quality, Secondary existing electromagnetic flowmeter is after corrosion condition occurs in lining pipe, it is necessary to integral replacing, cause fund waste, this with advocate The today for leading energy-saving and emission-reduction is also to run in the opposite direction, these are all physical presence and urgent problem.

Utility model content

The purpose of this utility model is to provide a kind of New Electromagnetic Flowmeters, mentioned above in the background art to solve How liquid in face of highly corrosive is in use, to guarantee that the resistance of lining pipe is exactly a topic for needing to focus on, existing lining In when managing antiacid erosion resistance difference, easily generation inner wall peels off, and flakes is made to be stuck in electrode and a pair to generate magnetic field Among the gap of coil and iron core, induction precision and liquid quality are influenced, secondly existing electromagnetic flowmeter is when lining pipe appearance After corrosion condition, it is necessary to which integral replacing causes fund waste, this is also to run in the opposite direction with the today for advocating energy-saving and emission-reduction Problem.

To achieve the above object, the utility model provides the following technical solutions: a kind of New Electromagnetic Flowmeter, including outer Shell connects column, ring flange, top pillar, converter, earthing screw, lining pipe, rubber slab, insulating tube, titanium metal pipe, ceramic tube, upper lining Inner end mouth, lower liner port, port column and port threads, the shell connect column and ring flange integrated molding, and the top of shell It is welded with top pillar, converter has been bolted to connection at the top of the top pillar, the bottom of the converter is provided with ground connection Screw, the outer circumferential walls of the lining pipe are enclosed with rubber slab, the circumferential inner wall of the lining pipe and the outer circumferential walls of insulating tube Contact, the circumferential inner wall of the insulating tube are contacted with the outer circumferential walls of titanium metal pipe, and the ceramic tube passes through outer circumferential walls and titanium The circumferential inner wall of metal tube is socketed, and the top and bottom of the lining pipe, which are integrally formed, is connected with liner port and lower lining end Mouthful, the lower liner port and port column are integrally formed, and the outer circumferential walls fixation of the port column offers port threads, described Induced potential signal is amplified and converted to unified standard signal and inhibits main interference signal by converter.

Preferably, hole is offered at the top of the upper liner port.

Preferably, the bottom of the lower liner port offers lower opening.

Preferably, the shape of the upper liner port and lower liner port is truncated cone-shaped.

Preferably, the material of the ceramic tube is acid resisting enamel pipe.

Compared with prior art, the utility model has the beneficial effects that changing Electromagnetic Flow by the combined application of accessory The lining pipe structure of meter, lining pipe are divided into multiple groups structure, and titanium metal pipe cooperates acid resisting enamel pipe, ensure that acid-proof wear-proof performance, Increase service life, secondly in the case where needing to replace lining pipe, by rotating lower liner port, drives containing end The port column of mouth screw thread, can be such that lining pipe separates, and facilitate replacement, reduce loss, save fund.

Detailed description of the invention

FIG. 1 is a schematic structural view of the utility model；

Fig. 2 is the utility model shell expanded schematic diagram；

Fig. 3 is the utility model lining pipe expanded schematic diagram.

In figure: 1- shell, 2- connect column, 3- ring flange, 4- top pillar, 5- converter, 6- earthing screw, 7- lining pipe, 8- rubber Under offset plate, 9- insulating tube, 10- titanium metal pipe, 11- ceramic tube, the upper liner port of 12-, the upper hole 13-, 14- under liner port, 15- Hole, the port 16- column, 17- port threads.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-Fig. 3 is please referred to, the utility model provides the following technical solutions: a kind of New Electromagnetic Flowmeter, including shell 1, column 2, ring flange 3, top pillar 4, converter 5, earthing screw 6, lining pipe 7, rubber slab 8, insulating tube 9, titanium metal pipe 10, pottery are connect Porcelain tube 11, upper liner port 12, lower liner port 14, port column 16 and port threads 17, the shell 1 connect column 2 and ring flange 3 are integrally formed, and the top of shell 1 is welded with top pillar 4, and the top of the top pillar 4 has been bolted to connection converter 5, The bottom of the converter 5 is provided with earthing screw 6, and the outer circumferential walls of the lining pipe 7 are enclosed with rubber slab 8, the lining The circumferential inner wall of pipe 7 is contacted with the outer circumferential walls of insulating tube 9, the circumferential inner wall of the insulating tube 9 and the circumference of titanium metal pipe 10 Outer wall contact, the ceramic tube 11 are socketed by the circumferential inner wall of outer circumferential walls and titanium metal pipe 10, the top of the lining pipe 7 It is integrally formed with bottom and is connected with upper liner port 12 and lower liner port 14,16 one of the lower liner port 14 and port column The outer circumferential walls fixation of molding, the port column 16 offers port threads 17.

The top of the upper liner port 12 offers hole 13, and the setting in upper hole 13 is convenient for the liquid progress in pipeline Transmitting.

The bottom of the lower liner port 14 offers lower opening 15, the setting of lower opening 15 convenient for the liquid in upper hole 13 into Row transmitting.

The shape of the upper liner port 12 and lower liner port 14 is truncated cone-shaped, and such setting can be using on port column 16 Port threads 17 and lining pipe 7 bottom rotate connection, it is easy to disassemble and replacement.

The material of the ceramic tube 11 is acid resisting enamel pipe, and acid resisting enamel is a kind of enamel of acid corrosion-resistant, is used for blackening Unorganic glass enamel on metal bottom base surface.

Working principle: being first horizontally arranged device, is kept fixed, and selects lining pipe 7 to pass through the inner cavity of shell 1, when upper The shape of liner port 12 is greater than lining pipe 7, and one end of lining pipe 7 and shell 1 can be made to buckle, pick up lower liner port again at this time 14, being threadedly coupled the port column 16 in lower liner port 14 with port threads 17 with lining pipe 7 can be to entire lining pipe 7 It is fixed, 7 primary structure of lining pipe is titanium metal pipe and ceramic tube, ensure that acid-proof wear-proof performance, and then utilize and connect column 2 The ring flange 3 at both ends is attached with liquid line to be measured, guarantees that the flowing of liquid is smooth, finally when conductor is cut in magnetic field When cutting magnetic line of force movement, induced potential, effective length of the size and conductor of induced potential in magnetic field can be generated in the conductor And conductor make in magnetic field perpendicular to magnetic direction move speed it is directly proportional.Similarly, conductive fluid makees Vertical Square in magnetic field To flowing when cutting magnetic induction line of tension, induced potential can be also generated on the electrode on pipeline both sides, volume flow is equal to fluid Flow velocity v and pipeline section product (π D2)/4 product, in pipe diameter D, oneself is fixed and when keeping magnetic induction intensity constant, measured body Product flow and induced potential are in a linear relationship.Induced potential is introduced, the size of this potential is measured, so that it may volume flow is acquired, it is complete It is measured at the rate-of flow of conduction property.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (5)

1. a kind of New Electromagnetic Flowmeter, including shell (1), connect column (2), ring flange (3), top pillar (4), converter (5), ground connection Screw (6), lining pipe (7), rubber slab (8), insulating tube (9), titanium metal pipe (10), ceramic tube (11), upper liner port (12), Lower liner port (14), port column (16) and port threads (17), it is characterised in that: the shell (1) connects column (2) and flange Disk (3) is integrally formed, and top pillar (4) are welded at the top of shell (1), is bolted to connection at the top of the top pillar (4) Have converter (5), the bottom of the converter (5) is provided with earthing screw (6), the outer circumferential walls package of the lining pipe (7) Have rubber slab (8), the circumferential inner wall of the lining pipe (7) is contacted with the outer circumferential walls of insulating tube (9), the insulating tube (9) Circumferential inner wall is contacted with the outer circumferential walls of titanium metal pipe (10), and the ceramic tube (11) passes through outer circumferential walls and titanium metal pipe (10) Circumferential inner wall socket, the top and bottom of the lining pipe (7) are integrally formed and are connected with liner port (12) and lower lining Port (14), the lower liner port (14) and port column (16) are integrally formed, and the outer circumferential walls of the port column (16) are fixed Offer port threads (17).

2. a kind of New Electromagnetic Flowmeter according to claim 1, it is characterised in that: the top of the upper liner port (12) Portion offers hole (13).

3. a kind of New Electromagnetic Flowmeter according to claim 1, it is characterised in that: the bottom of the lower liner port (14) Portion offers lower opening (15).

4. a kind of New Electromagnetic Flowmeter according to claim 1, it is characterised in that: the upper liner port (12) and under The shape of liner port (14) is truncated cone-shaped.

5. a kind of New Electromagnetic Flowmeter according to claim 1, it is characterised in that: the material of the ceramic tube (11) is Acid resisting enamel pipe.