CN220982347U - Vortex street flowmeter - Google Patents
Vortex street flowmeter Download PDFInfo
- Publication number
- CN220982347U CN220982347U CN202322850420.6U CN202322850420U CN220982347U CN 220982347 U CN220982347 U CN 220982347U CN 202322850420 U CN202322850420 U CN 202322850420U CN 220982347 U CN220982347 U CN 220982347U
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- Prior art keywords
- flowmeter
- cavity
- pipeline
- vortex shedding
- piece
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- 238000007789 sealing Methods 0.000 claims abstract description 12
- 230000001105 regulatory effect Effects 0.000 claims abstract description 9
- 230000000694 effects Effects 0.000 abstract description 5
- 238000009434 installation Methods 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Measuring Volume Flow (AREA)
Abstract
The utility model discloses a vortex shedding flowmeter, which relates to the technical field of vortex shedding flowmeters, in particular to a vortex shedding flowmeter. This vortex shedding flowmeter, through flowmeter body, the pipeline, the arc, the locating piece, the cavity piece, servo motor, the round bar, the elliptic piece, spacing spring, the diaphragm, the gag lever post, the setting of location slider and regulating block, make this vortex shedding flowmeter possess the effect of making things convenient for being connected between flowmeter body and the pipeline, play the effect of location installation through the locating piece, through the cooperation of spacing spring and gag lever post, conveniently restrict the position of flowmeter body, the leakproofness of junction is improved to the sealing piece, make things convenient for being connected between flowmeter body and the pipeline, the purpose of improving the practicality has been reached.
Description
Technical Field
The utility model relates to the technical field of vortex shedding flowmeters, in particular to a vortex shedding flowmeter.
Background
The vortex street flowmeter is a volume flowmeter which is produced according to the Karman vortex street principle and used for measuring the volume flow of gas, steam or liquid, the volume flow or mass flow of standard conditions. The pressure loss is small, the measuring range is large, the precision is high, and the pressure loss is hardly influenced by parameters such as fluid density, pressure, temperature, viscosity and the like when the volume flow of working conditions is measured.
The vortex shedding flowmeter in the prior art is troublesome in connection between the flowmeter and the pipeline, is inconvenient to detach and replace after the flowmeter is damaged, has poor practicability, is inconvenient to adjust the amount of water entering the pipeline in unit time, and solves the problems.
Disclosure of utility model
Aiming at the defects of the prior art, the utility model provides a vortex shedding flowmeter, which solves the problems in the prior art.
In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a vortex shedding flowmeter, including flowmeter body and pipeline, flowmeter body's surface mounting has the arc, the surface of arc is provided with the locating piece, cavity piece and servo motor are installed respectively to the surface of pipeline, the inside of cavity piece is connected with the round bar through the bearing rotation, round bar's surface mounting has the oval piece that is same centre of a circle with the round bar, spacing spring is installed to the inner wall of cavity piece, the diaphragm is installed to spacing spring's one end, the gag lever post is installed to one side of diaphragm, the location slider is installed at the top of gag lever post, the regulating block is installed to the tip of round bar, servo motor's output is installed and is the first bevel gear of same centre of a circle with servo motor output axle center, first bevel gear has the second bevel gear through tooth meshing, branch is installed to the one end of second bevel gear, semicircular baffle is installed to the tip of branch.
Optionally, a positioning chute with depth in the up-down direction and length in the left-right direction is provided in the cavity block, the end of the positioning slide block is located in the positioning chute, and the positioning slide block can slide along the length direction of the positioning chute.
Optionally, a positioning groove with depth in the vertical direction is formed in the top of the cavity block, and the end of the positioning block is inserted into the positioning groove.
Optionally, a side surface of the positioning block is provided with a limiting groove taking the left-right direction as the depth, and the end part of the limiting rod is inserted into the limiting groove.
Optionally, the internal surface of arc is provided with the sealing block, and the sealing block is in butt with the surface of pipeline, and the tip of flowmeter body is located the inside of pipeline.
Optionally, the oval piece is located the inside of cavity piece, and the regulating block is located the inside of cavity piece, and the surface and the lateral surface butt of diaphragm of oval piece.
Optionally, the cavity baffle box is installed to the interior surface mounting of pipeline, and branch passes through the bearing and rotates with cavity baffle box to be connected, and first bevel gear and second bevel gear all are located the inside of cavity baffle box, semicircle baffle and cavity baffle box butt.
Optionally, the outer surface of semicircle baffle and the internal surface butt of pipeline, servo motor passes through wire and external power source electric connection.
The utility model provides a vortex shedding flowmeter, which has the following beneficial effects:
1. This vortex shedding flowmeter, through flowmeter body, the pipeline, the arc, the locating piece, the cavity piece, servo motor, the round bar, the elliptic piece, spacing spring, the diaphragm, the gag lever post, the setting of location slider and regulating block, make this vortex shedding flowmeter possess the effect of making things convenient for being connected between flowmeter body and the pipeline, play the effect of location installation through the locating piece, through the cooperation of spacing spring and gag lever post, conveniently restrict the position of flowmeter body, the leakproofness of junction is improved to the sealing piece, make things convenient for being connected between flowmeter body and the pipeline, the purpose of improving the practicality has been reached.
2. This vortex shedding flowmeter, through the setting of first bevel gear, second bevel gear, branch, semicircle baffle, sealing block and cavity baffle case, make this vortex shedding flowmeter possess the effect that conveniently adjusts the volume of entering into the pipeline in the unit time, through adjusting the water inlet cross-section and then changing the volume of entering into the pipeline in the unit time, conveniently adjust, reached the purpose that improves the practicality.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic top view of the present utility model;
FIG. 3 is a schematic view in elevation and partial cross-section of the structure of the present utility model;
FIG. 4 is an enlarged schematic view of the structure of FIG. 3A according to the present utility model;
FIG. 5 is a schematic side view in cross section of the present utility model;
FIG. 6 is a schematic view of the structure of the present utility model in front section;
Fig. 7 is an enlarged schematic view of the structure of fig. 6B according to the present utility model.
In the figure: 1. a flowmeter body; 2. a pipe; 3. an arc-shaped plate; 4. a positioning block; 5. a cavity block; 6. a servo motor; 7. a round bar; 8. an elliptic block; 9. a limit spring; 10. a cross plate; 11. a limit rod; 12. positioning a sliding block; 13. an adjusting block; 14. a first bevel gear; 15. a second bevel gear; 16. a support rod; 17. a semicircular baffle; 18. a sealing block; 19. a cavity baffle box.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Example 1
Referring to fig. 1 to 6, the present utility model provides the following technical solutions: a vortex shedding flowmeter comprises a flowmeter body 1 and a pipeline 2, wherein a cavity baffle box 19 is arranged on the inner surface of the pipeline 2, a supporting rod 16 is rotationally connected with the cavity baffle box 19 through a bearing, a first bevel gear 14 and a second bevel gear 15 are both positioned in the cavity baffle box 19, a semicircular baffle 17 is abutted with the cavity baffle box 19, an arc plate 3 is arranged on the outer surface of the flowmeter body 1, a sealing block 18 is arranged on the inner surface of the arc plate 3, the sealing block 18 is abutted with the outer surface of the pipeline 2, the end part of the flowmeter body 1 is positioned in the pipeline 2, a positioning block 4 is arranged on the outer surface of the arc plate 3, a limit groove with depth in the left-right direction is formed in one side surface of the positioning block 4, the end part of a limit rod 11 is inserted in the limit groove, the cavity block 5 and a servo motor 6 are respectively arranged on the outer surface of the pipeline 2, the inside of the cavity block 5 is provided with a positioning chute with depth in the up-down direction and length in the left-right direction, the end part of the positioning slide block 12 is positioned in the positioning chute, the positioning slide block 12 can slide along the length direction of the positioning chute, the top of the cavity block 5 is provided with a positioning groove with depth in the up-down direction, the end part of the positioning block 4 is inserted in the positioning groove, the inside of the cavity block 5 is rotationally connected with a round rod 7 through a bearing, the outer surface of the round rod 7 is provided with an elliptic block 8 with the same center as the round rod 7, the elliptic block 8 is positioned in the cavity block 5, an adjusting block 13 is positioned in the cavity block 5, the outer surface of the elliptic block 8 is abutted with one side surface of a transverse plate 10, the inner wall of the cavity block 5 is provided with a limiting spring 9, one end of the limiting spring 9 is provided with the transverse plate 10, one side surface of the transverse plate 10 is provided with a limiting rod 11, the top of the limiting rod 11 is provided with the positioning slide block 12, an adjusting block 13 is arranged at the end of the round rod 7.
When the flowmeter is used, when the flowmeter body 1 is connected with the pipeline 2, the adjusting block 13 is rotated, the adjusting block 13 drives the round rod 7 and the elliptical block 8 to rotate for 90 degrees, the outer surface of the elliptical block 8 is abutted against the transverse plate 10, the elliptical block 8 is abutted against the transverse plate 10 by the shorter end, the limiting spring 9 is stressed and contracted in the rotating process, the transverse plate 10 drives the limiting rod 11 and the positioning slide block 12 to move, the positioning slide block 12 slides along the length direction of the positioning slide groove, the limiting rod 11 is far away from the positioning groove, the flowmeter body 1 is moved, the end part of the flowmeter body 1 enters the inside of the pipeline 2, the end part of the positioning block 4 is spliced into the inside of the positioning groove, the sealing block 18 on the arc plate 3 is abutted against the pipeline 2, the limiting groove is aligned with the limiting rod 11 at the moment, the adjusting block 13 is reversely rotated, the elliptical block 8 is reset, in the resetting process, the end part of the limiting rod 11 is spliced into the inside of the limiting groove through the elastic tension of the limiting spring 9, the end part of the limiting rod 11 is spliced into the inside of the limiting groove, the position of the limiting rod 4 is conveniently limited, the position of the flowmeter body 4 is conveniently connected with the pipeline 2, the sealing performance is improved, and the practicability is improved.
Example 2
Referring to fig. 1 to 7, the present utility model provides the following technical solutions: the vortex shedding flowmeter is characterized in that a first bevel gear 14 which is concentric with the axis of the output end of the servo motor 6 is arranged at the output end of the servo motor 6, a second bevel gear 15 is meshed with the first bevel gear 14 through teeth, a supporting rod 16 is arranged at one end of the second bevel gear 15, a semicircular baffle 17 is arranged at the end part of the supporting rod 16, the outer surface of the semicircular baffle 17 is abutted to the inner surface of the pipeline 2, and the servo motor 6 is electrically connected with an external power supply through a wire.
When the device is used, the amount of water entering the pipeline 2 in unit time is regulated, the water inlet section is regulated, the amount of water entering the pipeline 2 in unit time is changed, the servo motor 6 drives the first bevel gear 14 to rotate, the first bevel gear 14 is meshed with the second bevel gear 15, the second bevel gear 15 drives the supporting rod 16 and the semicircular baffle 17 to rotate, the superposition area between the cavity baffle box 19 and the semicircular baffle 17 is regulated, the water inlet section is conveniently changed, and the practicability is improved.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (8)
1. The utility model provides a vortex shedding flowmeter, includes flowmeter body and pipeline, its characterized in that: the outer surface mounting of flowmeter body has the arc, the surface of arc is provided with the locating piece, cavity piece and servo motor are installed respectively to the surface of pipeline, the inside of cavity piece is connected with the round bar through the bearing rotation, the outside surface mounting of round bar has the oval piece that is same centre of a circle with the round bar, spacing spring is installed to the inner wall of cavity piece, the diaphragm is installed to spacing spring's one end, the gag lever post is installed to one side of diaphragm, the location slider is installed at the top of gag lever post, the regulating block is installed to the tip of round bar, servo motor's output install the first bevel gear that is same centre of a circle with servo motor output axle center, first bevel gear has the second bevel gear through tooth meshing, branch is installed to the one end of second bevel gear, semicircular baffle is installed to the tip of branch.
2. A vortex shedding flowmeter as claimed in claim 1, wherein: the inside of cavity piece has seted up and has used the upper and lower direction as the location spout of degree of depth, the left and right directions for length, and the tip of location slider is located the inside of location spout, and the location slider can follow the length direction slip of location spout.
3. A vortex shedding flowmeter as claimed in claim 1, wherein: the top of the cavity block is provided with a positioning groove with depth in the vertical direction, and the end part of the positioning block is spliced in the positioning groove.
4. A vortex shedding flowmeter as claimed in claim 1, wherein: a limiting groove with the left and right directions as depth is formed in one side face of the positioning block, and the end portion of the limiting rod is inserted into the limiting groove.
5. A vortex shedding flowmeter as claimed in claim 1, wherein: the inner surface of arc is provided with the sealing block, and sealing block and the surface butt of pipeline, the tip of flowmeter body is located the inside of pipeline.
6. A vortex shedding flowmeter as claimed in claim 1, wherein: the oval piece is located the inside of cavity piece, and the regulating block is located the inside of cavity piece, and the surface and the lateral surface butt of diaphragm of oval piece.
7. A vortex shedding flowmeter as claimed in claim 1, wherein: the inner surface mounting of pipeline has cavity baffle case, and branch passes through the bearing and rotates with cavity baffle case to be connected, and first bevel gear and second bevel gear all are located the inside of cavity baffle case, semicircle baffle and cavity baffle case butt.
8. A vortex shedding flowmeter as claimed in claim 1, wherein: the outer surface of the semicircular baffle is abutted with the inner surface of the pipeline, and the servo motor is electrically connected with an external power supply through a wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322850420.6U CN220982347U (en) | 2023-10-24 | 2023-10-24 | Vortex street flowmeter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322850420.6U CN220982347U (en) | 2023-10-24 | 2023-10-24 | Vortex street flowmeter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220982347U true CN220982347U (en) | 2024-05-17 |
Family
ID=91041269
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322850420.6U Active CN220982347U (en) | 2023-10-24 | 2023-10-24 | Vortex street flowmeter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220982347U (en) |
-
2023
- 2023-10-24 CN CN202322850420.6U patent/CN220982347U/en active Active
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| GR01 | Patent grant |