CN210862796U

CN210862796U - Industrial electromagnetic flowmeter

Info

Publication number: CN210862796U
Application number: CN202020016668.6U
Authority: CN
Inventors: 张跃进; 张蔚; 戴秋晨
Original assignee: Yinyi Measuring Instrument Shanghai Co ltd
Current assignee: Yinyi Measuring Instrument Shanghai Co ltd
Priority date: 2020-01-06
Filing date: 2020-01-06
Publication date: 2020-06-26
Anticipated expiration: 2030-01-06

Abstract

The utility model discloses an industrial electromagnetic flowmeter relates to electromagnetic flowmeter technical field, specifically is an industrial electromagnetic flowmeter, including drive shaft, flange, the inboard fixed mounting at drive shaft both ends has two three angle gauge mounts, two the drive shaft has been cup jointed in the middle part activity of three angle gauge mounts, the both ends fixed mounting of drive shaft has two drive turbines, the outside fixed mounting of drive shaft has the connecting rod, and the top fixed mounting of connecting rod has the scraper blade. This industrial electromagnetic flowmeter, the device during operation, two drive turbines of liquid promotion that flow rotate to drive the drive shaft and rotate, and then drive the outside connecting rod of drive shaft, and the scraper blade on connecting rod top rotates, scrapes down the inside adnexed incrustation scale of drive shaft and impurity, reduces the adnexed of incrustation scale and impurity, and then reduces the influence of incrustation scale and impurity to the device.

Description

Industrial electromagnetic flowmeter

Technical Field

The utility model relates to an electromagnetic flowmeter technical field specifically is an industrial electromagnetic flowmeter.

Background

The electromagnetic flowmeter is an instrument for measuring the flow of conducting fluid based on the electromotive force induced by the conducting fluid passing through an external magnetic field by applying the electromagnetic induction principle, and is mainly composed of a magnetic circuit system, a measuring conduit, electrodes, a casing, a lining, a converter and the like.

In actual industrial production process, because contain the incrustation scale in the medium of part measurement, after using for a long time, the easy adhesion of incrustation scale is at the electromagnetic flowmeter inner wall, influences measurement accuracy, can cause the damage of electromagnetic flowmeter inside lining for a long time, causes the electromagnetic flowmeter to damage, and in addition, present part electromagnetic flowmeter is connected with the pipeline through the flange who sets up the mounting hole, need fix a plurality of mounting holes in both ends when connecting, and the operation is difficult, takes trouble and labouriously.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides an industrial electromagnetic flowmeter has advantages such as reduce the incrustation scale and adhere to, the installation is swift, improve life, has solved the problem of proposing among the above-mentioned background art.

(II) technical scheme

Reduce incrustation scale to adhere to, install swiftly, improve life purpose more than realizing, the utility model discloses a following technical scheme realizes: the utility model provides an industrial electromagnetic flowmeter, includes drive shaft, flange, the inboard fixed mounting at drive shaft both ends has two three angle gauge mounts, two the middle part activity of three angle gauge mounts has cup jointed the drive shaft, the both ends fixed mounting of drive shaft has two drive turbines, the outside fixed mounting of drive shaft has the connecting rod, and the top fixed mounting of connecting rod has the scraper blade, the outside fixed mounting on drive shaft top has flange, and flange's left side fixed mounting has sealed the pad, flange's right side and flange's left side are seted up inclined plane, flange and flange's outside movable mounting has the clamp, and the inside of clamp seted up with flange, flange inclined plane matched with inclined plane draw-in groove, clamping screw has been cup jointed to the front screw thread of clamp.

Preferably, a protective shell is fixedly mounted in the middle of the outer side of the driving shaft, two connecting pipes located on two sides of the protective shell are fixedly mounted on the outer portion of the driving shaft, and a converter is fixedly mounted at the top of the protective shell.

Preferably, the drive turbine is located outside the drive shaft, two drive turbines are arranged at two ends of the drive shaft in a mirror image mode, and the diameter value of the two drive turbines is smaller than the inner diameter value of the drive shaft.

Preferably, the middle part of the inner side of the driving shaft is fixedly provided with a detection electrode, the connecting rods outside the driving shaft are uniformly distributed outside the driving shaft, and the middle part of the scraper plate is provided with a notch matched with the detection electrode.

Preferably, the left side and the right side of the connecting rod outside the driving shaft and the left side and the right side of the triangular gauge fixing frame are provided with inclined planes.

Preferably, the diameter value of mounting flange is the same with flange's diameter value, mounting flange and flange outside movable mounting's the inboard fixed mounting of the clamp have the sealing washer.

(III) advantageous effects

The utility model provides an industrial electromagnetic flowmeter possesses following beneficial effect:

1. this industrial electromagnetic flowmeter, the device during operation, two drive turbines of liquid promotion that flow rotate, thereby drive the drive shaft and rotate, and then drive the outside connecting rod of drive shaft, and the scraper blade on connecting rod top rotates, scrape the inside adnexed incrustation scale of drive shaft and impurity down, reduce the adnexed of incrustation scale and impurity, and then reduce incrustation scale and impurity to the influence of device, further improved measurement accuracy, and simultaneously, the corruption of incrustation scale and impurity to the drive shaft has been reduced, further improved the life of drive shaft.

2. This industrial electromagnetic flowmeter, set up the inclined plane in the outside of mounting flange and flange, and set up in the inboard of clamp with mounting flange, flange outside inclined plane matched with inclined plane draw-in groove, through the set screw that screws, make the upper and lower part of clamp fold, the inclined plane draw-in groove extrusion mounting flange of clamp inside and the inclined plane in the flange outside, thereby make flange progressively be close to mounting flange, thereby extrude the sealed pad of mounting flange side, realized the fixed seal to the device, the device only through rotating set screw alright carry out fixed seal to the device, the installation complicacy in the past has been solved, take trouble and difficultly the problem, the degree of difficulty of installation has been reduced, make the installation more swift.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the scale removing device of the present invention;

fig. 3 is a schematic structural diagram of the inside of the scale removing device of the present invention.

In the figure: 1. a protective housing; 2. a connecting pipe; 3. a fixed flange; 4. a gasket; 5. a connecting flange; 6. clamping a hoop; 7. fixing the screw rod; 8. a liner tube; 9. a triangular gauge fixing frame; 10. a drive shaft; 11. a drive turbine; 12. a squeegee; 13. a converter.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1 to 3, the present invention provides a technical solution: an industrial electromagnetic flowmeter comprises a driving shaft 10 and a connecting flange 5, wherein two triangular gauge fixing frames 9 are fixedly arranged on the inner sides of two ends of the driving shaft 10, the driving shaft 10 is movably sleeved in the middle of the two triangular gauge fixing frames 9, a protective shell 1 is fixedly arranged in the middle of the outer side of the driving shaft 10, two connecting pipes 2 positioned on two sides of the protective shell 1 are fixedly arranged on the outer portion of the driving shaft 10, a converter 13 is fixedly arranged on the top of the protective shell 1, a detection device is fixedly arranged in the protective shell 1 and is fixedly connected with the converter 13, the flow velocity of fluid is detected through the detection device in the protective shell 1, so that the device can detect the flow velocity of the fluid, the effectiveness of the device is ensured, two driving turbines 11 are fixedly arranged on two ends of the driving shaft 10, and the driving turbines 11 are positioned outside the, two drive turbines 11 are arranged at two ends of a drive shaft 10 in a mirror image mode, the diameter values of the two drive turbines 11 are smaller than the inner diameter value of the drive shaft 10, when the device works, flowing liquid pushes the two drive turbines 11 to rotate, so that the drive shaft 10 is driven to rotate, further the connecting rod outside the drive shaft 10 is driven, a scraper 12 at the top end of the connecting rod rotates, attached scale and impurities inside the drive shaft 10 are scraped, attachment of the scale and the impurities is reduced, further the influence of the scale and the impurities on the device is reduced, the measurement precision is further improved, corrosion of the scale and the impurities on the drive shaft 10 is reduced, the service life of the drive shaft 10 is further prolonged, the connecting rod is fixedly arranged outside the drive shaft 10, inclined planes are arranged on the left side and the right side of the connecting rod outside the drive shaft 10 and the left side and the right side of a triangular gauge fixing, further reducing the influence of the connecting rod and the triangular gauge fixing frame 9 on the detection precision, ensuring that the device can smoothly detect the fluid flow and reducing the probability of detection errors, a scraper 12 is fixedly arranged at the top end of the connecting rod, a detection electrode is fixedly arranged in the middle of the inner side of the driving shaft 10, the connecting rod outside the driving shaft 10 is uniformly distributed outside the driving shaft 10, a notch matched with the detection electrode is formed in the middle of the scraper 12, ensuring that the scraper 12 cannot influence the detection electrode when rotating, ensuring that the device can detect the fluid flow while removing scales and impurities by rotating the scraper 12, a fixed flange 3 is fixedly arranged on the outer side of the top end of the driving shaft 10, a sealing gasket 4 is fixedly arranged on the left side of the fixed flange 3, an inclined surface is formed on the right side of the fixed flange 3 and the left side of the connecting flange 5, and a clamping hoop 6 is movably arranged on the, and the inside of the hoop 6 is provided with an inclined plane clamping groove matched with the inclined planes of the fixed flange 3 and the connecting flange 5, the front thread of the hoop 6 is sleeved with a fixed screw 7, the diameter value of the fixed flange 3 is the same as that of the connecting flange 5, the inner sides of the fixed flange 3 and the hoop 6 movably arranged outside the connecting flange 5 are fixedly provided with a sealing ring, the outer sides of the fixed flange 3 and the connecting flange 5 are provided with inclined planes, the inner side of the hoop 6 is provided with an inclined plane clamping groove matched with the inclined planes of the outer sides of the fixed flange 3 and the connecting flange 5, the upper part and the lower part of the hoop 6 are folded by screwing the fixed screw 7, the inclined plane clamping groove inside the hoop 6 extrudes the inclined planes of the fixed flange 3 and the outer side of the connecting flange 5, so that the connecting flange 5 gradually approaches to the fixed flange 3, thereby extruding the sealing gasket 4, the device can be fixed and sealed only by rotating the fixing screw 7, so that the mounting difficulty is reduced, and the mounting is quicker.

In conclusion, when the industrial electromagnetic flowmeter is used, the connecting flange 5 is fixedly connected with a pipeline, the hoop 6 is clamped outside the fixing flange 3 and the connecting flange 5, the fixing screw 7 is screwed, the outer sides of the fixing flange 3 and the connecting flange 5 are provided with inclined planes, the inside of the hoop 6 is provided with inclined plane clamping grooves matched with the fixing flange 3 and the side surface of the connecting flange 5, the connecting flange 5 is continuously moved towards the fixing flange 3 in the screwing process of the fixing screw 7, so that the sealing gasket 4 on the left side of the fixing flange 3 is extruded, the device is fixedly sealed, when the device detects fluid, the flowing fluid pushes the two driving turbines 11 to rotate, the driving shaft 10 is driven to rotate, the connecting rod and the scraping plate 12 outside the driving shaft 10 are driven to rotate, scale and impurities attached to the inner wall of the driving shaft 10 are scraped, and the influence of the scale and the impurities on the detection precision and the service life of the driving shaft 10 is reduced, the device is periodically detected.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. An industrial electromagnetic flowmeter, includes drive shaft (10), flange (5), its characterized in that: the inner sides of two ends of the driving shaft (10) are fixedly provided with two triangular gauge fixing frames (9), the middle parts of the two triangular gauge fixing frames (9) are movably sleeved with the driving shaft (10), two ends of the driving shaft (10) are fixedly provided with two driving turbines (11), the outer part of the driving shaft (10) is fixedly provided with a connecting rod, the top end of the connecting rod is fixedly provided with a scraper (12), the outer side of the top end of the driving shaft (10) is fixedly provided with a fixed flange (3), the left side of the fixed flange (3) is fixedly provided with a sealing gasket (4), the right side of the fixed flange (3) and the left side of the connecting flange (5) are provided with inclined planes, the fixed flange (3) and the outer part of the connecting flange (5) are movably provided with a clamp (6), and the clamp groove matched with the fixed flange (3) and the connecting flange (, and a fixed screw (7) is sleeved on the front face of the hoop (6) in a threaded manner.

2. An industrial electromagnetic flowmeter as set forth in claim 1 wherein: the middle part fixed mounting in drive shaft (10) outside has protecting sheathing (1), and the outside fixed mounting of drive shaft (10) has two connecting pipes (2) that are located protecting sheathing (1) both sides, the top fixed mounting of protecting sheathing (1) has converter (13).

3. An industrial electromagnetic flowmeter as set forth in claim 1 wherein: the driving turbines (11) are located outside the driving shaft (10), the two driving turbines (11) are distributed at two ends of the driving shaft (10) in a mirror image mode, and the diameter values of the two driving turbines (11) are smaller than the inner diameter value of the driving shaft (10).

4. An industrial electromagnetic flowmeter as set forth in claim 1 wherein: the middle part of the inner side of the driving shaft (10) is fixedly provided with a detection electrode, the connecting rods outside the driving shaft (10) are uniformly distributed outside the driving shaft (10), and the middle part of the scraper (12) is provided with a notch matched with the detection electrode.

5. An industrial electromagnetic flowmeter as set forth in claim 1 wherein: inclined planes are arranged on the left side and the right side of the connecting rod outside the driving shaft (10) and the left side and the right side of the triangular gauge fixing frame (9).

6. An industrial electromagnetic flowmeter as set forth in claim 1 wherein: the diameter value of mounting flange (3) is the same with the diameter value of flange (5), mounting flange (3) and the inboard fixed mounting of flange (5) outside movable mounting's clamp (6) have the sealing washer.