CN216621277U - Novel vortex shedding flowmeter with adjustable measuring range - Google Patents
Novel vortex shedding flowmeter with adjustable measuring range Download PDFInfo
- Publication number
- CN216621277U CN216621277U CN202123110018.1U CN202123110018U CN216621277U CN 216621277 U CN216621277 U CN 216621277U CN 202123110018 U CN202123110018 U CN 202123110018U CN 216621277 U CN216621277 U CN 216621277U
- Authority
- CN
- China
- Prior art keywords
- sensor shell
- sensor
- supporting rod
- shunt tubes
- measuring range
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Measuring Volume Flow (AREA)
Abstract
The utility model discloses a novel vortex shedding flowmeter with adjustable measuring range, which comprises three-hole shunt tubes positioned at two sides, wherein a first sensor shell, a second sensor shell and a third sensor shell are arranged among the three-hole shunt tubes positioned at the two sides, one ends of the three-hole shunt tubes, which are close to the first sensor shell, the second sensor shell and the third sensor shell, are respectively provided with a first electromagnetic valve, a second electromagnetic valve and a third electromagnetic valve, the inner diameter of the first sensor shell is 15-30 mm, the inner diameter of the second sensor shell is 60-100 mm, the inner diameter of the third sensor shell is 300-500 mm, vortex generators and vortex sensors are respectively arranged in the first sensor shell, the second sensor shell and the third sensor shell, the upper ends of the first sensor shell, the second sensor shell and the third sensor shell are respectively provided with a first supporting rod, a second supporting rod and a third supporting rod, and the upper ends of the first supporting rod, the second supporting rod and the third supporting rod are provided with gauge heads.
Description
Technical Field
The utility model relates to the technical field of vortex shedding flowmeters, in particular to a novel vortex shedding flowmeter with an adjustable measuring range.
Background
The vortex street flowmeter is produced based on Karman vortex street principle and is used mainly in measuring the flow rate of industrial medium fluid, such as gas, liquid, steam and other medium. Its advantages are less pressure loss, wide range of measurement, high precision and no influence from fluid density, pressure, temp and viscosity.
When the vortex street flowmeter in the prior art measures the flow of fluid in a pipeline, if the flow velocity of the fluid in the pipeline is slow, the vortex generated in the measuring pipeline is insufficient to enable a vortex sensor to move. In this case, the flow rate of the fluid in the pipe cannot be measured, and thus there is a limitation.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a novel vortex shedding flowmeter with an adjustable measuring range, which comprises three hole shunt pipes positioned on two sides, wherein a first sensor shell, a second sensor shell and a third sensor shell are arranged among the three hole shunt pipes on the two sides. The first sensor shell, the second sensor shell and the third sensor shell are three measuring pipelines with different pipe diameters, and the sensor shells corresponding to the pipe diameters can be rotated according to the flow velocity of fluid in the pipelines to measure the pipe diameters. When the flow velocity of fluid is slower in the pipeline, can select the sensor casing that the pipe diameter is less, the velocity of flow of fluid can accelerate in the sensor casing this moment, consequently makes the swirl that its produced enable vortex sensor and takes place the motion, makes it measure normally.
The technical purpose of the utility model is realized by the following technical scheme: the utility model provides a novel vortex shedding flowmeter of measuring range adjustable, is including being located the three hole shunt tubes of both sides, both sides arrange between the three hole shunt tubes and be provided with sensor casing one, sensor casing two and sensor casing three, the both ends of sensor casing one, sensor casing two and sensor casing three all pass through flange joint with the three hole shunt tubes of both sides, the one end that three hole shunt tubes are close to sensor casing one, sensor casing two and sensor casing three is equipped with solenoid valve one, solenoid valve two and solenoid valve three respectively, the internal diameter of sensor casing one is 15mm-30mm, the internal diameter of sensor casing two is 60mm-100mm, the internal diameter of sensor casing three is 300mm-500mm, all be equipped with swirl generator and swirl sensor in sensor casing one, sensor casing two and the sensor casing three, sensor casing one, sensor casing three, The upper ends of the sensor shell II and the sensor shell III are respectively provided with a strut I, a strut II and a strut III, and the upper ends of the strut I, the strut II and the strut III are provided with gauge heads.
Through the technical scheme, the first sensor shell, the second sensor shell and the third sensor shell are three measuring pipelines with different pipe diameters, and the sensor shells corresponding to the pipe diameters can be rotated to measure according to the flow velocity of fluid in the pipelines during measurement. When the flow velocity of fluid is slower in the pipeline, can select the sensor casing that the pipe diameter is less, the velocity of flow of fluid can accelerate in the sensor casing this moment, consequently makes the swirl that its produced enable vortex sensor and takes place the motion, makes it measure normally.
The utility model is further configured to: and shielding covers are arranged outside the first supporting rod, the second supporting rod and the third supporting rod.
Through above-mentioned technical scheme, the shield cover can shield external interference, improves flow measurement's accuracy nature.
The utility model is further configured to: the inner diameter of the first sensor shell is 20mm, the inner diameter of the second sensor shell is 100mm, and the inner diameter of the third sensor shell is 500 mm.
Through the technical scheme, the vortex shedding flowmeter can have a larger measuring range.
The utility model is further configured to: both sides the lower extreme of three hole shunt tubes all is equipped with stabilizing base, the outer wall of three hole shunt tubes is equipped with fixed otic placode, fixed otic placode passes through fixing bolt fastening connection with stabilizing base.
Through above-mentioned technical scheme, stabilizing the base and making vortex flowmeter installation back more stable, reduce vibrations and the emergence of rocking.
The utility model is further configured to: the upper surface of stabilizing the base has seted up the shunt tubes standing groove, the inner wall of shunt tubes standing groove is equipped with the antivrbration pad.
Through above-mentioned technical scheme, the antivibration pad has the cushioning effect, improves vortex shedding flowmeter's stability.
The utility model is further configured to: the stabilizing base is fixed on the ground through a bolt rod, and a rubber pad is arranged between the bottom of the stabilizing base and the ground.
Through above-mentioned technical scheme, the rubber pad has cushioning effect, improves the stability of stabilizing the base.
The utility model is further configured to: and the outer walls of the three-hole shunt pipe, the first sensor shell, the second sensor shell and the third sensor shell are coated with anti-corrosion protective layers.
Through above-mentioned technical scheme, anticorrosive protection layer can play the guard action to three hole shunt tubes, sensor casing one, sensor casing two and sensor casing three, prevents that its surface of long-time use from receiving serious harm, prolongs its life.
Drawings
FIG. 1 is a first schematic structural diagram of the present invention;
FIG. 2 is a second schematic structural view of the present invention;
fig. 3 is a cross-sectional view of the present invention.
The reference numbers in the figures mean: 1. a three-hole shunt tube; 2. a first sensor shell; 3. a second sensor housing; 4. a sensor housing III; 5. a first electromagnetic valve; 6. a second electromagnetic valve; 7. a third electromagnetic valve; 8. a vortex generating body; 9. a vortex sensor; 10. a first support rod; 11. a second supporting rod; 12. a third support rod; 13. a gauge head; 14. and (4) stabilizing the base.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.
The present invention is explained below with reference to fig. 1 to 3.
A novel vortex shedding flowmeter with an adjustable measuring range comprises three hole shunt tubes 1 positioned on two sides, wherein the three hole shunt tubes 1 are connected with a fluid pipeline through flanges. A first sensor shell 2, a second sensor shell 3 and a third sensor shell 4 are arranged between the three-hole shunt tubes 1 on the two sides, and the two ends of the first sensor shell 2, the second sensor shell 3 and the third sensor shell 4 are connected with the three-hole shunt tubes 1 on the two sides through flanges. Vortex generators 8 and vortex sensors 9 are arranged in the first sensor shell 2, the second sensor shell 3 and the third sensor shell 4. The upper ends of the first sensor shell 2, the second sensor shell 3 and the third sensor shell 4 are respectively provided with a first support rod 10, a second support rod 11 and a third support rod 12, and shielding covers are arranged outside the first support rod 10, the second support rod 11 and the third support rod 12. The shield cover can shield external interference, improves flow measurement's accuracy nature. The upper ends of the first support rod 10, the second support rod 11 and the third support rod 12 are provided with a gauge head 13.
And the outer walls of the three-hole shunt pipe 1, the first sensor shell 2, the second sensor shell 3 and the third sensor shell 4 are coated with anticorrosive protective layers. The anti-corrosion protection layer can protect the three-hole shunt pipe 1, the first sensor shell 2, the second sensor shell 3 and the third sensor shell 4, the surfaces of the three-hole shunt pipe and the first sensor shell are prevented from being seriously damaged after long-time use, and the service life of the three-hole shunt pipe is prolonged. One end of the three-hole shunt pipe 1, which is close to the first sensor shell 2, the second sensor shell 3 and the third sensor shell 4, is provided with a first electromagnetic valve 5, a second electromagnetic valve 6 and a third electromagnetic valve 7 respectively. Through controlling the first electromagnetic valve 5, the second electromagnetic valve 6 and the third electromagnetic valve 7, the fluid can be selected to flow into the sensor shell with the corresponding pipe diameter according to the flow rate of the fluid in the fluid pipeline, so that the flow measurement can be better carried out.
The lower extreme of three hole shunt tubes 1 in both sides all is equipped with stabilizing base 14, and stabilizing base 14 is fixed in ground through the shank of bolt, and stabilizing base 14 makes vortex shedding flowmeter installation back more stable, reduces vibrations and the emergence of rocking. A rubber pad is arranged between the bottom of the stabilizing base 14 and the ground, and has a buffering effect, so that the stability of the stabilizing base 14 is improved. The outer wall of three hole shunt tubes 1 is equipped with fixed otic placodes, and fixed otic placode passes through fixing bolt fastening connection with stable base 14. The upper surface of the stabilizing base 14 is provided with a shunt tube placing groove, and the inner wall of the shunt tube placing groove is provided with a shock pad. The shock pad has the cushioning effect, improves vortex shedding flowmeter's stability.
The inner diameter of the first sensor shell 2 is 15mm-30mm, the inner diameter of the second sensor shell 3 is 60mm-100mm, and the inner diameter of the third sensor shell 4 is 300mm-500 mm. Preferably, in this embodiment, the inner diameter of the first sensor housing 2 is 20mm, the inner diameter of the second sensor housing 3 is 100mm, and the inner diameter of the third sensor housing 4 is 500 mm.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and those modifications and variations assumed in the above are also considered to be within the protective scope of the present invention.
Claims (7)
1. A novel vortex shedding flowmeter with adjustable measuring range is characterized by comprising three hole shunt tubes positioned at two sides, wherein a first sensor shell, a second sensor shell and a third sensor shell are arranged between the three hole shunt tubes at the two sides, two ends of the first sensor shell, the second sensor shell and the third sensor shell are connected with the three hole shunt tubes at the two sides through flanges, one ends of the three hole shunt tubes, which are close to the first sensor shell, the second sensor shell and the third sensor shell, are respectively provided with a first electromagnetic valve, a second electromagnetic valve and a third electromagnetic valve, the inner diameter of the first sensor shell is 15mm-30mm, the inner diameter of the second sensor shell is 60mm-100mm, the inner diameter of the third sensor shell is 300mm-500mm, and vortex generators and vortex sensors are arranged in the first sensor shell, the second sensor shell and the third sensor shell, the upper ends of the first sensor shell, the second sensor shell and the third sensor shell are respectively provided with a first supporting rod, a second supporting rod and a third supporting rod, and the upper ends of the first supporting rod, the second supporting rod and the third supporting rod are provided with gauge heads.
2. The vortex shedding flowmeter with the adjustable measuring range as set forth in claim 1, wherein: and shielding covers are arranged outside the first supporting rod, the second supporting rod and the third supporting rod.
3. The vortex shedding flowmeter with the adjustable measuring range as set forth in claim 2, wherein: the inner diameter of the first sensor shell is 20mm, the inner diameter of the second sensor shell is 100mm, and the inner diameter of the third sensor shell is 500 mm.
4. The vortex shedding flowmeter with the adjustable measuring range as set forth in claim 1, wherein: both sides the lower extreme of three hole shunt tubes all is equipped with stabilizing base, the outer wall of three hole shunt tubes is equipped with fixed otic placode, fixed otic placode passes through fixing bolt fastening connection with stabilizing base.
5. The vortex shedding flowmeter with the adjustable measuring range as set forth in claim 4, wherein: the upper surface of stabilizing the base has seted up the shunt tubes standing groove, the inner wall of shunt tubes standing groove is equipped with the antivrbration pad.
6. The vortex shedding flowmeter with the adjustable measuring range as set forth in claim 4, wherein: the stabilizing base is fixed on the ground through a bolt rod, and a rubber pad is arranged between the bottom of the stabilizing base and the ground.
7. The vortex shedding flowmeter with the adjustable measuring range as set forth in claim 1, wherein: and the outer walls of the three-hole shunt pipe, the first sensor shell, the second sensor shell and the third sensor shell are coated with anti-corrosion protective layers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123110018.1U CN216621277U (en) | 2021-12-10 | 2021-12-10 | Novel vortex shedding flowmeter with adjustable measuring range |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123110018.1U CN216621277U (en) | 2021-12-10 | 2021-12-10 | Novel vortex shedding flowmeter with adjustable measuring range |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216621277U true CN216621277U (en) | 2022-05-27 |
Family
ID=81704130
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123110018.1U Active CN216621277U (en) | 2021-12-10 | 2021-12-10 | Novel vortex shedding flowmeter with adjustable measuring range |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216621277U (en) |
-
2021
- 2021-12-10 CN CN202123110018.1U patent/CN216621277U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201225928Y (en) | Adjustable quakeproof thermoelectric couple for gasifying stove | |
| CN216621277U (en) | Novel vortex shedding flowmeter with adjustable measuring range | |
| CN106093464A (en) | A kind of optical fiber differential pressure air velocity transducer and application | |
| CN101349581A (en) | Insert type flow measuring device based on MEMS sensor | |
| CN205826690U (en) | A kind of optical fiber differential pressure air velocity transducer | |
| CN209524966U (en) | A kind of Probe arrangement structure of quadraphonic ultrasonic flowmeter | |
| CN211877126U (en) | Vortex street flowmeter | |
| CN216283805U (en) | Guide wave radar position finder for preventing meter head corrosion | |
| CN212320804U (en) | Novel vortex street flowmeter | |
| CN208736486U (en) | One kind having heat-resisting quantity vortex-shedding meter | |
| JPS61167832A (en) | Pressure measuring instrument | |
| CN212843755U (en) | Vortex shedding flowmeter with anti-seismic structure | |
| CN206387461U (en) | A kind of Ultrasonic water meter shell with unilateral double check valve (DCV) structure | |
| CN212206215U (en) | Rubber damping precession vortex gas flowmeter | |
| CN212363321U (en) | Vortex street shielding structure | |
| CN211527504U (en) | Liquid receiving ring applied to electromagnetic flow sensor | |
| CN218994424U (en) | Pipeline type anti-seismic vortex shedding flowmeter | |
| CN221882658U (en) | Vortex street flowmeter | |
| CN212158700U (en) | Can realize firm installed power erba flowmeter | |
| CN217276533U (en) | Thermometer sleeve for natural gas pipeline | |
| CN215984696U (en) | Plastic-packaged small-flow vortex street sensor | |
| CN221404389U (en) | Plug-in ultrasonic transducer structure with vibration reduction function | |
| CN211783674U (en) | Flange type temperature and pressure compensation double-signal vortex shedding flowmeter | |
| CN210802566U (en) | Vortex street flowmeter | |
| CN205049187U (en) | Divide size steam vortex flowmeter |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |