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CN-224231037-U - Vortex shedding flowmeter with improved measuring range

CN224231037UCN 224231037 UCN224231037 UCN 224231037UCN-224231037-U

Abstract

The utility model relates to the technical field of vortex shedding flowmeters, in particular to a vortex shedding flowmeter with an improved measuring range, which reduces the blockage caused by overlarge material volume in a flowmeter body, improves the fluency of material flow and improves the use convenience; the device comprises a flowmeter body, a first conveying cylinder, a power device, a discharge device, a feed pipe, a plurality of groups of first blades and a plurality of groups of second blades, wherein the first conveying cylinder is communicated with the right end of the flowmeter body, the feed pipe is communicated with the outer side wall of the first conveying cylinder, the power device is arranged in the first conveying cylinder, the plurality of groups of first blades and the plurality of groups of second blades are respectively arranged on the power device, the power device is used for driving the plurality of groups of first blades and the plurality of groups of second blades to oppositely rotate, the plurality of groups of first blades and the plurality of groups of second blades are matched, the discharge device is communicated with the left end of the flowmeter body, and the discharge device is used for discharging materials and dirt.

Inventors

  • TANG XIANZHAO
  • XU BIN
  • XU GENGXIN
  • WU YUNFENG
  • FENG XIAOTAO

Assignees

  • 江苏伟屹电子有限公司

Dates

Publication Date
20260512
Application Date
20250515

Claims (7)

  1. 1. The vortex shedding flowmeter with the improved measuring range comprises a flowmeter body (1) and a first conveying cylinder (2), wherein the first conveying cylinder (2) is communicated with the right end of the flowmeter body (1), and the vortex shedding flowmeter is characterized by further comprising a power device, a discharging device, a feeding pipe (3), a plurality of groups of first blades (4) and a plurality of groups of second blades (5), the feeding pipe (3) is communicated with the outer side wall of the first conveying cylinder (2), a power device is arranged in the first conveying cylinder (2), the plurality of groups of first blades (4) and the plurality of groups of second blades (5) are respectively arranged on the power device, the power device is used for driving the plurality of groups of first blades (4) and the plurality of groups of second blades (5) to rotate oppositely, the plurality of groups of first blades (4) and the plurality of groups of second blades (5) are matched, the discharging device is communicated with the left end of the flowmeter body (1), and the discharging device is used for discharging materials and dirt.
  2. 2. The vortex shedding flowmeter with improved measuring range according to claim 1, wherein the power device comprises a driving device, a sleeve (6), a rotating shaft (7), a supporting piece (8), a sleeve ring (9), a first bevel gear (10) and a second bevel gear (11), wherein the sleeve (6) is rotatably mounted at the right end of the first conveying cylinder (2), the rotating shaft (7) is rotatably arranged inside the sleeve (6), a support is arranged in the first conveying cylinder (2), the left end of the rotating shaft (7) is rotatably mounted on the support, a plurality of groups of first blades (4) are all circumferentially mounted on the outer side wall of the rotating shaft (7), a plurality of groups of supporting pieces (8) are all circumferentially mounted on the outer side wall of the sleeve (6), a plurality of groups of second blades (5) are respectively mounted on the outer side wall of the plurality of supporting pieces (8), the sleeve ring (9) is mounted at the end of the plurality of groups of second blades (5), the sleeve ring (9) is rotatably sleeved on the outer side wall of the rotating shaft (7), the first bevel gear (10) is mounted on the outer side wall of the sleeve (6), the second bevel gear (11) is mounted on the outer side wall of the first conveying cylinder (7), and the second bevel gear (11) is mounted on the outer side wall of the opposite to the driving device (2).
  3. 3. A vortex shedding flowmeter with improved measuring range as claimed in claim 1, wherein said discharge means comprises a second delivery cylinder (12), a first valve (13) and a second valve (14), said second delivery cylinder (12) being disposed in communication with the left end of said flowmeter body (1), said first valve (13) being disposed in communication with the outer side wall of said second delivery cylinder (12), said second valve (14) being disposed in communication with the outer side wall of said first delivery cylinder (2).
  4. 4. A vortex shedding flowmeter with improved measuring range as claimed in claim 2, wherein said driving means comprises a motor (15) and a third bevel gear (16), the motor (15) being mounted on the outer side wall of the first delivery cylinder (2), the third bevel gear (16) being mounted on the output end of the motor (15), the third bevel gear (16) being in mesh with the first bevel gear (10) and the second bevel gear (11).
  5. 5. A vortex shedding flowmeter with improved measuring range as claimed in claim 2, further comprising blades (17), wherein the blades (17) are mounted on the end of the shaft (7).
  6. 6. A vortex shedding flowmeter with improved measuring range as claimed in claim 1, further comprising a housing (18), wherein the housing (18) is mounted on the outer side wall of the first delivery cylinder (2), and wherein the housing (18) is housed outside the motor (15), the third bevel gear (16), the first bevel gear (10) and the second bevel gear (11).
  7. 7. A vortex shedding flowmeter with improved measuring range as claimed in claim 1, wherein the first delivery cylinder (2) has an inner diameter dimension greater than the inner diameter dimension of the flowmeter body (1).

Description

Vortex shedding flowmeter with improved measuring range Technical Field The utility model relates to the technical field of vortex shedding flowmeters, in particular to a vortex shedding flowmeter with an improved measuring range. Background With the rapid development of modern industrial technology, the requirements on the accuracy and the range of flow measurement are increasing. The vortex shedding flowmeter is used as a flow measuring instrument based on the fluid oscillation principle and plays an important role in industrial production and scientific research experiments. As in the patent with the prior art grant publication number of CN208109188U, the utility model discloses a vortex shedding flowmeter, which relates to the field of metering equipment, and the vortex shedding flowmeter can be connected into a measured pipeline by penetrating a mounting flange through a screw when in use, the medium to be measured in the pipeline enters the measuring pipeline through the mounting flange, the damping corrugated pipe and the mounting disc to be measured by the flowmeter body, so that the flow of the medium can be measured according to the Karman vortex street principle. But find in this flowmeter use that this flowmeter is when carrying great granule material, and the material is blockked up the flowmeter easily, has reduced the smoothness nature that the material passed through the flowmeter, has increased the complexity of overhaul maintenance, has reduced convenient to use. Disclosure of utility model In order to solve the technical problems, the utility model provides the vortex shedding flowmeter with improved measuring range, which reduces the blocking condition caused in the flowmeter body due to overlarge material volume, improves the fluency of material flow and improves the use convenience. The vortex shedding flowmeter with the improved measuring range comprises a flowmeter body, a first conveying cylinder, a power device, a discharge device, a feeding pipe, a plurality of groups of first blades and a plurality of groups of second blades, wherein the first conveying cylinder is communicated with the right end of the flowmeter body, the feeding pipe is communicated with the outer side wall of the first conveying cylinder, the power device is arranged in the first conveying cylinder, the plurality of groups of first blades and the plurality of groups of second blades are respectively arranged on the power device, the power device is used for driving the plurality of groups of first blades and the plurality of groups of second blades to rotate oppositely, the plurality of groups of first blades and the plurality of groups of second blades are matched and arranged, the discharge device is communicated with the left end of the flowmeter body, the discharge device is used for discharging materials and dirt, the materials are conveyed into the flowmeter body through the feeding pipe, then the materials are conveyed into the discharge device through the first conveying cylinder after flowing in the flowmeter body, the materials are conveyed and discharged through the discharge device, when the materials are conveyed in the first conveying cylinder, the plurality of first blades are driven by the power device to rotate clockwise, and meanwhile, the plurality of groups of first blades are driven by the power device to rotate in a plurality of groups of first blades and the second blades are driven by the power device to rotate oppositely, and the plurality of groups of blades are driven by the power device to rotate, and the second blades are driven by the flow counter clockwise, and the material is discharged by the material to flow through the first conveying device, and the material is convenient when the material flows through the flowmeter body, and the material flow is discharged by the counter-flowing through the flowmeter body, and the flow, and the material flow is more conveniently and the flow when the flow is discharged by the flow and the flow through the flow is washed. Preferably, the power device comprises a driving device, a sleeve, a rotating shaft, supporting pieces, a lantern ring, a first bevel gear and a second bevel gear, wherein the sleeve is rotatably arranged at the right end of the first conveying cylinder, the rotating shaft is rotatably arranged inside the sleeve, a support is arranged in the first conveying cylinder, the left end of the rotating shaft is rotatably arranged on the support, multiple groups of first blades are circumferentially arranged on the outer side wall of the rotating shaft, multiple groups of supporting pieces are circumferentially arranged on the outer side wall of the sleeve, multiple groups of second blades are respectively arranged on the outer side wall of the multiple groups of supporting pieces, the lantern ring is arranged at the end parts of the multiple groups of second blades, the lantern ring is rotatably sleeved on the outer side wall of