CN117490782A - Turbine flowmeter capable of preventing magnetic interference - Google Patents
Turbine flowmeter capable of preventing magnetic interference Download PDFInfo
- Publication number
- CN117490782A CN117490782A CN202311843399.5A CN202311843399A CN117490782A CN 117490782 A CN117490782 A CN 117490782A CN 202311843399 A CN202311843399 A CN 202311843399A CN 117490782 A CN117490782 A CN 117490782A
- Authority
- CN
- China
- Prior art keywords
- flowmeter
- flowmeter body
- protecting crust
- protective shell
- fixedly connected
- 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.)
- Pending
Links
- 230000005291 magnetic effect Effects 0.000 title claims abstract description 31
- 230000001681 protective effect Effects 0.000 claims description 29
- 238000005728 strengthening Methods 0.000 claims description 7
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 claims description 4
- 238000005260 corrosion Methods 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 2
- 230000006698 induction Effects 0.000 abstract description 9
- 239000007788 liquid Substances 0.000 abstract description 9
- 238000005259 measurement Methods 0.000 abstract description 7
- 230000003014 reinforcing effect Effects 0.000 abstract description 4
- 238000009434 installation Methods 0.000 abstract 1
- 238000006243 chemical reaction Methods 0.000 description 3
- 239000007769 metal material Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 239000000956 alloy Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000005294 ferromagnetic effect Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
- G01F1/05—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects
- G01F1/20—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by detection of dynamic effects of the flow
- G01F1/28—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by detection of dynamic effects of the flow by drag-force, e.g. vane type or impact flowmeter
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
- G01F15/14—Casings, e.g. of special material
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
- G01F15/18—Supports or connecting means for meters
- G01F15/185—Connecting means, e.g. bypass conduits
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Volume Flow (AREA)
Abstract
The invention relates to the technical field of flow measurement, in particular to a turbine flowmeter capable of preventing magnetic interference, which comprises a flowmeter body, wherein the left end and the right end of the flowmeter body are both in threaded connection with a flow pipe, a protection mechanism for isolating an external magnetic field is arranged on the flowmeter body, the turbine flowmeter capable of preventing magnetic interference is convenient for carrying out flow measurement on liquid to be measured through the cooperation of the flowmeter body and the flow pipe, the flowmeter body is convenient to be wrapped through the protection mechanism, the magnetic induction signal generated when an internal turbine rotates is isolated from being influenced by the external magnetic field environment, the connection intensity of the flow pipe and the flowmeter body is convenient to be improved through a reinforcing mechanism, the installation and the operation are simpler when the flowmeter is used, the flowmeter body can be wrapped, the influence of the external environment magnetic field on the flowmeter body is isolated, the accuracy of magnetic induction signals when the flowmeter body is measured can be effectively improved, and the practicability is higher.
Description
Technical Field
The invention relates to the technical field of flow measurement, in particular to a turbine flowmeter capable of preventing magnetic interference.
Background
As known, the turbine flowmeter is a speed type flow meter with temperature and pressure compensation function, and is widely applied to the fields of petroleum, chemical industry, electric power, gas pipe network, urban gas and the like due to the characteristics of high measurement accuracy, good repeatability and stability, wide measuring range, rapid flow change reaction, strong anti-interference capability, convenient signal transmission and the like;
the utility model provides a flowmeter that adopts turbine to measure, it is firstly with the rotational speed of velocity of flow conversion turbine, and then with the rotational speed conversion become the electrical signal that is in direct proportion with the flow, this kind of flowmeter is used for detecting instantaneous flow and total integrated flow, its output signal is the frequency, easily digital, induction coil and permanent magnet fix on the casing together, when ferromagnetic turbine blade passes through magnet, the magnetic resistance of magnetic circuit changes, thereby produce induction signal, therefore the turbine flowmeter measurement signal mainly stirs through magnetic induction and counts, when external environment possesses stronger magnetic field, the magnetic induction that produces when turbine rotates in the vortex flowmeter can be influenced, thereby can make the measuring result error to lead to measuring data to lose accuracy, above-mentioned problem, this application has designed a turbine flowmeter that can antimagnetic interference.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a turbine flowmeter capable of preventing magnetic interference.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a turbine flowmeter that can antimagnetic interference, includes the flowmeter body, the equal threaded connection in both ends has the runner pipe about the flowmeter body, be provided with the protection machanism that is used for isolated external magnetic field on the flowmeter body, protection machanism includes first protecting crust, first protecting crust slides and sets up on the flowmeter body, and the last sliding connection is provided with the second protecting crust of flowmeter body, fixedly connected with a plurality of extension strips on the second protecting crust, install the snap lock on the extension strip, fixedly connected with a plurality of couples on the first protecting crust, the top cover of first protecting crust and second protecting crust is equipped with the solid fixed ring, is provided with the strengthening mechanism who is used for strengthening flowmeter body and runner pipe connection on the first protecting crust, strengthening mechanism includes a plurality of fixed hooks, a plurality of fixed hooks rotate to be connected on first protecting crust, fixedly connected with a plurality of fixing bases on the runner pipe, sliding connection has the spacing ring on the runner pipe.
In order to fix the limiting ring and avoid sliding, the invention is improved in that two fixing plates are fixedly connected to the runner pipe, two limiting bolts are connected to the limiting ring in a threaded manner, and the limiting bolts are connected with the fixing plates in a threaded manner.
In order to improve the isolation of the first protective shell and the second protective shell to an external magnetic field, the invention is improved in that the first protective shell and the second protective shell are both made of ferrous metal materials.
In order to improve the tightness of the joint of the flow pipe and the flowmeter body, the invention is improved in that the first protective shell and the second protective shell are fixedly connected with sealing rubber rings.
In order to facilitate the observation of the numerical value meter on the flowmeter body at any time, the invention is improved in that the first protecting shell is provided with an observation port, and a transparent plate is fixedly connected in the observation port.
In order to filter the measured liquid, the invention is improved in that a filter screen is arranged in the flowmeter body in a sliding way.
In order to avoid corrosion caused by the first protective shell and the second protective shell after the first protective shell and the second protective shell are contacted with the measuring liquid, the invention is improved in that the first protective shell and the second protective shell are provided with anti-corrosion coatings.
Compared with the prior art, the invention provides the turbine flowmeter capable of preventing magnetic interference, which has the following beneficial effects:
this turbine flowmeter that can antimagnetic interference, be convenient for carry out flow measurement to the liquid that needs to be measured through the cooperation of flowmeter body and runner pipe, be convenient for wrap up the flowmeter body through protection machanism, thereby isolated outside magnetic field environment produces when making inside turbine rotate magnetic induction signal do not receive the influence, be convenient for improve the joint strength of runner pipe and flowmeter body through strengthening mechanism, this device installs the operation comparatively simply when using, can wrap up the flowmeter body, isolated external environment magnetic field is to the influence of flowmeter body, the accuracy of magnetic induction signal when can effectually improving flowmeter body measurement, the practicality is higher.
Drawings
FIG. 1 is an exploded view of the structure of the present invention;
FIG. 2 is an enlarged view of FIG. 1 at A;
FIG. 3 is an overall schematic of the assembled components of the present invention;
FIG. 4 is a schematic view of a first partial structure of the present invention;
fig. 5 is a schematic view of a second partial structure of the present invention.
In the figure: 1. a flowmeter body; 2. a flow pipe; 3. a first protective shell; 4. a second protective shell; 5. an extension strip; 6. a snap lock; 7. a hook; 8. a fixing ring; 9. a fixed hook; 10. a limiting ring; 11. a fixing piece; 12. a limit bolt; 13. sealing rubber rings; 14. a transparent plate; 15. and (3) a filter screen.
Detailed Description
The following description of the embodiments of the present invention 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 invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-5, a turbine flowmeter capable of preventing magnetic interference comprises a flowmeter body 1, the left and right ends of the flowmeter body 1 are connected with a runner pipe 2 through threads, a protection mechanism for isolating an external magnetic field is arranged on the flowmeter body 1, the protection mechanism comprises a first protection shell 3, the first protection shell 3 is slidably arranged on the flowmeter body 1, a second protection shell 4 is slidably arranged on the flowmeter body 1, a plurality of extension strips 5 are fixedly connected on the second protection shell 4, a snap lock 6 is arranged on the extension strips 5, a plurality of hooks 7 are fixedly connected on the first protection shell 3, a fixing ring 8 is sleeved on the top ends of the first protection shell 3 and the second protection shell 4, a reinforcing mechanism for reinforcing the connection of the flowmeter body 1 and the runner pipe 2 is arranged on the first protection shell 3, the reinforcing mechanism comprises a plurality of fixing hooks 9, the fixing hooks 9 are rotatably connected on the first protection shell 3, a plurality of fixing seats are fixedly connected on the runner pipe 2, and a limit ring 10 is slidably connected on the runner pipe 2.
Before the device is used, the first protective shell 3 and the second protective shell 4 are sleeved on the flowmeter body 1 in a sliding mode, after the first protective shell 3 and the second protective shell 4 are tightly butted, the fixing ring 8 is sleeved to buckle the snap lock 6 into the hook 7, the runner pipe 2 is fixed on the flowmeter body 1, the fixing hook 9 is rotated to be hooked into the fixing seat on the runner pipe 2, the limiting ring 10 is slid, the fixing hook 9 is clamped into the limiting ring 10, the limiting bolt 12 is screwed to screw the limiting bolt 12 into the fixing piece 11, the limiting ring 10 is close to the fixing piece 11 and fixes the fixing position, when liquid in the runner pipe 2 flows through the flowmeter body 1, the turbine in the flowmeter body 1 rotates along with the flowing of the liquid, magnetic induction signals can be generated when the turbine rotates to pass through the probe, and accordingly the device can be detected and measured.
Further, the stop collar 10 sliding connection is on runner pipe 2, and when the interior liquid of runner pipe 2 flows, runner pipe 2 can produce certain vibrations, and stop collar 10 can lose the spacing to fixed hook 9 because of vibrations leads to the displacement, in order to avoid above-mentioned problem, in this embodiment, two stationary blades 11 of fixedly connected with on the runner pipe 2, threaded connection has two stop bolts 12 on the stop collar 10, stop bolt 12 and stationary blade 11 threaded connection.
Further, the alloy material has limited magnetic field isolation performance, and the iron metal material is adopted to disorder and isolate the external magnetic field, in this embodiment, the first protecting shell 3 and the second protecting shell 4 are both made of iron metal materials.
Further, after long-time use, the threaded connection part of the flow tube 2 and the flowmeter body 1 has leakage, so as to improve the tightness, in this embodiment, the sealing rubber rings 13 are fixedly connected to the first protecting shell 3 and the second protecting shell 4.
Further, this device is for improving anti-magnetic interference performance, for whole seal design, inconvenient direct observation flowmeter reading, in order to avoid above-mentioned problem, in this embodiment, the viewing aperture has been seted up on the first protecting crust 3, fixedly connected with transparent plate 14 in the viewing aperture.
Further, when impurity can be mingled with in the liquid and flow through flowmeter body 1, impurity can adhere to on the turbine in flowmeter body 1, can influence the normal rotation of turbine after long-time use, in order to avoid above-mentioned condition, in this embodiment, flowmeter body 1 is provided with filter screen 15 in the slip.
Further, the first protective shell 3 and the second protective shell 4 are made of ferrous metal with stronger anti-interference, but the ferrous metal is easy to oxidize in the air and is easy to be corroded in the liquid, so that in order to avoid the above situation, in this embodiment, anti-corrosion coatings are arranged on the first protective shell 3 and the second protective shell 4.
Claims (7)
1. Turbine flowmeter that can prevent magnetic interference, including flowmeter body (1), its characterized in that: the utility model provides a flow meter, including flowmeter body (1), the equal threaded connection in both ends has runner pipe (2), is provided with the protection machanism that is used for isolated external magnetic field on flowmeter body (1), protection machanism includes first protecting crust (3), first protecting crust (3) sliding arrangement is on flowmeter body (1), and flowmeter body (1) is last to slide and is provided with second protecting crust (4), fixedly connected with a plurality of extension strips (5) on second protecting crust (4), install hasp lock (6) on extension strip (5), fixedly connected with a plurality of couples (7) on first protecting crust (3), the top cover of first protecting crust (3) and second protecting crust (4) is equipped with solid fixed ring (8), is provided with the strengthening mechanism that is used for strengthening flowmeter body (1) and runner pipe (2) and connects on first protecting crust, strengthening mechanism includes a plurality of gu fixed hooks (9) rotate and connect on first protecting crust (3), fixedly connected with runner pipe (2) are last to slide and are connected with fixing base (10).
2. The tamper resistant turbine flowmeter of claim 1, wherein: two fixing sheets (11) are fixedly connected to the runner pipe (2), two limit bolts (12) are connected to the limit ring (10) in a threaded mode, and the limit bolts (12) are connected with the fixing sheets (11) in a threaded mode.
3. The tamper resistant turbine flowmeter of claim 2, wherein: the first protective shell (3) and the second protective shell (4) are both made of ferrous metal.
4. A turbine flow meter capable of magnetic interference as claimed in claim 3, wherein: and the first protective shell (3) and the second protective shell (4) are fixedly connected with sealing rubber rings (13).
5. The tamper resistant turbine flowmeter of claim 4, wherein: an observation port is formed in the first protective shell (3), and a transparent plate (14) is fixedly connected in the observation port.
6. The tamper resistant turbine flowmeter of claim 5, wherein: a filter screen (15) is arranged in the flowmeter body (1) in a sliding way.
7. The tamper resistant turbine flowmeter of claim 6, wherein: and anti-corrosion coatings are arranged on the first protective shell (3) and the second protective shell (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311843399.5A CN117490782A (en) | 2023-12-29 | 2023-12-29 | Turbine flowmeter capable of preventing magnetic interference |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311843399.5A CN117490782A (en) | 2023-12-29 | 2023-12-29 | Turbine flowmeter capable of preventing magnetic interference |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117490782A true CN117490782A (en) | 2024-02-02 |
Family
ID=89669345
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311843399.5A Pending CN117490782A (en) | 2023-12-29 | 2023-12-29 | Turbine flowmeter capable of preventing magnetic interference |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117490782A (en) |
Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090013797A1 (en) * | 2007-07-13 | 2009-01-15 | The Coca-Cola Company | Magnetic flow sensor |
| CN202362033U (en) * | 2011-11-04 | 2012-08-01 | 郑州宇通客车股份有限公司 | Air flowmeter and engine intake passage assembly using same |
| CN104764499A (en) * | 2015-04-16 | 2015-07-08 | 威海市天罡仪表股份有限公司 | Ultrasonic flowmeter |
| WO2018222040A1 (en) * | 2017-05-31 | 2018-12-06 | Kinetron B.V. | Turbine flow meter, assembly, and method for measuring at least one flow characteristic |
| CN211904252U (en) * | 2020-05-21 | 2020-11-10 | 安徽埃克森仪表有限公司 | Quick assembly type electromagnetic flowmeter |
| CN215491884U (en) * | 2021-03-18 | 2022-01-11 | 上海毅碧自动化仪表有限公司 | Signal anti-interference turbine flowmeter |
| CN216559116U (en) * | 2021-12-06 | 2022-05-17 | 淮安华立仪表有限公司 | Flow-collecting type turbine flowmeter with strong anti-interference capability |
| CN217083830U (en) * | 2022-04-13 | 2022-07-29 | 开封百特仪表科技有限公司 | Anti-interference gas turbine flowmeter |
| CN217358634U (en) * | 2022-06-08 | 2022-09-02 | 西安布朗电子科技有限公司 | Corrosion-resistant vortex shedding flowmeter structure |
| CN217424468U (en) * | 2022-04-09 | 2022-09-13 | 福建哈德仪表有限公司 | High-frequency magnetic shielding structure of gas turbine flowmeter |
| CN217877836U (en) * | 2022-06-16 | 2022-11-22 | 三川智慧科技股份有限公司 | Self-locking type bracket straight pipe of ultrasonic water meter |
| CN218297252U (en) * | 2022-09-27 | 2023-01-13 | 大泉(上海)自动化科技有限公司 | Electromagnetic flowmeter with protection mechanism |
| CN218847288U (en) * | 2022-12-27 | 2023-04-11 | 上海汕容能源技术有限公司 | Gas turbine flowmeter convenient to overhaul |
| CN219675188U (en) * | 2023-05-10 | 2023-09-12 | 河南思科测控技术有限公司 | Anti-interference electromagnetic flowmeter |
| CN116952312A (en) * | 2023-08-02 | 2023-10-27 | 福建哈德仪表有限公司 | High pressure-bearing type gas turbine flowmeter |
-
2023
- 2023-12-29 CN CN202311843399.5A patent/CN117490782A/en active Pending
Patent Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090013797A1 (en) * | 2007-07-13 | 2009-01-15 | The Coca-Cola Company | Magnetic flow sensor |
| CN202362033U (en) * | 2011-11-04 | 2012-08-01 | 郑州宇通客车股份有限公司 | Air flowmeter and engine intake passage assembly using same |
| CN104764499A (en) * | 2015-04-16 | 2015-07-08 | 威海市天罡仪表股份有限公司 | Ultrasonic flowmeter |
| WO2018222040A1 (en) * | 2017-05-31 | 2018-12-06 | Kinetron B.V. | Turbine flow meter, assembly, and method for measuring at least one flow characteristic |
| CN211904252U (en) * | 2020-05-21 | 2020-11-10 | 安徽埃克森仪表有限公司 | Quick assembly type electromagnetic flowmeter |
| CN215491884U (en) * | 2021-03-18 | 2022-01-11 | 上海毅碧自动化仪表有限公司 | Signal anti-interference turbine flowmeter |
| CN216559116U (en) * | 2021-12-06 | 2022-05-17 | 淮安华立仪表有限公司 | Flow-collecting type turbine flowmeter with strong anti-interference capability |
| CN217424468U (en) * | 2022-04-09 | 2022-09-13 | 福建哈德仪表有限公司 | High-frequency magnetic shielding structure of gas turbine flowmeter |
| CN217083830U (en) * | 2022-04-13 | 2022-07-29 | 开封百特仪表科技有限公司 | Anti-interference gas turbine flowmeter |
| CN217358634U (en) * | 2022-06-08 | 2022-09-02 | 西安布朗电子科技有限公司 | Corrosion-resistant vortex shedding flowmeter structure |
| CN217877836U (en) * | 2022-06-16 | 2022-11-22 | 三川智慧科技股份有限公司 | Self-locking type bracket straight pipe of ultrasonic water meter |
| CN218297252U (en) * | 2022-09-27 | 2023-01-13 | 大泉(上海)自动化科技有限公司 | Electromagnetic flowmeter with protection mechanism |
| CN218847288U (en) * | 2022-12-27 | 2023-04-11 | 上海汕容能源技术有限公司 | Gas turbine flowmeter convenient to overhaul |
| CN219675188U (en) * | 2023-05-10 | 2023-09-12 | 河南思科测控技术有限公司 | Anti-interference electromagnetic flowmeter |
| CN116952312A (en) * | 2023-08-02 | 2023-10-27 | 福建哈德仪表有限公司 | High pressure-bearing type gas turbine flowmeter |
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