CN110686752B - Box liquid level meter for measuring position by utilizing water flow oscillation - Google Patents
Box liquid level meter for measuring position by utilizing water flow oscillation Download PDFInfo
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- CN110686752B CN110686752B CN201910997852.5A CN201910997852A CN110686752B CN 110686752 B CN110686752 B CN 110686752B CN 201910997852 A CN201910997852 A CN 201910997852A CN 110686752 B CN110686752 B CN 110686752B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
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- Level Indicators Using A Float (AREA)
Abstract
The invention relates to the technical field of liquid level meters and discloses a box body liquid level meter for measuring positions by utilizing water flow oscillation. The pulse current can generate a pulse electromagnetic field, and the waveguide wire can make corresponding deformation when sensing the change of the pulse electromagnetic field, so that the function of measuring the position is achieved; when the cutting board is extruded by the spring and is removed, can drive the elastic tube who links to each other and remove, and then make the elastic tube produce deformation, this deformation transmits to the scale, changes macroscopic deformation into readable scale number to reached and used corresponding part to carry out dual measuring's effect under high temperature environment.
Description
Technical Field
The invention relates to the technical field of liquid level meters, in particular to a tank body liquid level meter for measuring a position by utilizing water flow oscillation.
Background
The height of a liquid medium in the container is called as a liquid level, and an instrument for measuring the liquid level is called as a liquid level meter, wherein the liquid level meter is one of material level instruments; the liquid level sensor is widely applied to liquid level measurement in the fields of petroleum processing, food processing, chemical industry, water treatment, pharmacy, electric power, papermaking, metallurgy, ships, boilers and the like.
Before the liquid level meter is not manufactured, manual tank climbing is adopted for liquid level measurement of liquid tanks in the original industrial fields, a ruler is thrown for measurement, reading is manually recorded, manual table look-up conversion is carried out, and finally liquid level data are obtained, so that the labor intensity is high, unsafe factors exist simultaneously, and the accuracy of the liquid level measurement cannot be guaranteed; there are many types of liquid level meters, and most used are magnetostrictive liquid level meters.
Although the magnetostrictive liquid level meter can accurately measure the liquid level by depending on the relationship between magnetism and electricity, the magnetic part is placed under a high-temperature condition, the requirement on the high-temperature demagnetization characteristic of the magnetic part is extremely strict, the common magnetic part is easy to demagnetize when working under the high-temperature condition, once the magnetic part is demagnetized, the whole measuring system completely loses the effect of measuring the water level, even if a high-temperature resistant magnet is selected, the high-temperature resistant characteristic can also lose the magnetic field intensity, the measurement precision of a waveguide tube is influenced, the interruption of a measurement signal is easy to occur, a great potential safety hazard exists, in addition, the liquid level meter is placed in liquid, the liquid flow can collide with the inner wall of a container, the liquid is vibrated, the measurement accuracy is influenced, and therefore, the box body liquid level meter for measuring the position by utilizing water flow vibration is produced by.
Disclosure of Invention
In order to achieve the purposes of reducing liquid oscillation and carrying out double measurement on a used part in a high-temperature environment, the invention provides the following technical scheme: the utility model provides an utilize rivers to vibrate box level gauge of carrying out position finding, which comprises a housin, the upper portion swing joint of casing has the kickboard, and the bottom swing joint of kickboard has the waveguide silk, and the bottom of kickboard just is located the equal fixedly connected with elastic tube in both sides of waveguide silk, and the one end fixedly connected with backup pad of kickboard is kept away from to the elastic tube, and the inside swing joint of backup pad has pulse mechanism, and the equal swing joint in both sides of pulse mechanism has the slurcam, pulse mechanism includes the spring, the left end and the slurcam swing joint of spring, the right-hand member fixedly connected with cutting board of spring, and one side fixedly connected with telescopic link of spring is kept away from to the cutting board.
The invention has the beneficial effects that:
1. through placing the casing in appropriate position, according to the height of liquid in the casing, the elasticity degree of adjustment waveguide silk, make the initial position of kickboard hug closely the liquid level, because of liquid can intermittent type nature flow from the casing, can form the pulse stream in the casing inside between the switch, can strike the inner wall of casing when liquid flow, make the inside all the other liquid production of casing vibrate, this is vibrate when pushing away the board and transmit pulse mechanism, can make the spring rock about, the spring rocks and can absorb the vibration, thereby reached the effect that reduces liquid and vibrate.
2. The vibration is absorbed through the shaking of the spring, the spring can push the cutting plate to extrude the telescopic rod while shaking, so that the telescopic rod can perform regular telescopic motion under the driving of the spring, and as the magnetic induction lines generated by the telescopic rod and the magnetic plate are in a vertical relation, the telescopic rod can perform cutting magnetic induction line motion when moving and generate current, and as the liquid is pulse flow, the pulse current generated by the telescopic rod for cutting the magnetic induction lines is also pulse current, and according to the characteristics of the current, the pulse current can generate a pulse electromagnetic field, and the waveguide wire can make corresponding deformation when sensing the change of the pulse electromagnetic field, so that the function of measuring the position is achieved; when the cutting board is extruded by the spring and is removed, can drive the elastic tube who links to each other and remove, and then make the elastic tube produce deformation, this deformation transmits to the scale, changes macroscopic deformation into readable scale number to reached and used corresponding part to carry out dual measuring's effect under high temperature environment.
Preferably, one side of the magnetic plate, which is far away from the telescopic rod, is fixedly connected with a hollow channel, and the hollow channel provides a path for liquid to flow, so that the liquid is indirectly oscillated and concentrated near the hollow channel.
Preferably, the inside fixed mounting of kickboard has the graduator, and the graduator can change the deformation of elastic tube into the degree of graduation.
Preferably, both sides of the graduator are fixedly connected with the elastic tube.
Preferably, the telescopic link is made of metal and is perpendicular to the magnetic plate, and the telescopic link can perform cutting magnetic induction line motion when moving.
Preferably, the waveguide wire is made of metal and is susceptible to a magnetic field.
Preferably, the elastic tube is fixedly connected with the cutting plate, and the movement of the cutting plate is synchronous with the deformation of the elastic tube.
Preferably, the top of the floating plate is provided with an observation window, so that whether the position of the waveguide fiber deviates or not can be observed, and the measurement error is reduced.
Drawings
FIG. 1 is a front cross-sectional view of the housing structure of the present invention shown in a non-operational state;
FIG. 2 is a schematic view of the pulse mechanism of the present invention shown when not compressed;
FIG. 3 is a schematic view of the floating plate structure of the present invention when not in operation;
FIG. 4 is a front cross-sectional view of the housing construction of the present invention in operation;
FIG. 5 is a schematic view of the pulse mechanism of the present invention during extrusion;
FIG. 6 is a schematic view of the floating plate structure of the present invention during operation.
In the figure: 1-shell, 2-floating plate, 3-waveguide wire, 4-elastic tube, 5-support plate, 6-pulse mechanism, 7-pushing plate, 8-spring, 9-cutting plate, 10-telescopic rod, 11-magnetic plate, 12-hollow channel and 13-gradiometer.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, a tank level gauge for measuring a liquid level by water flow oscillation comprises a housing 1, a floating plate 2 movably connected to the upper portion of the housing 1, a waveguide filament 3 movably connected to the bottom of the floating plate 2, an observation window formed at the top of the floating plate 2 for observing whether the waveguide filament 3 is shifted or not, and reducing a measurement error, the waveguide filament 3 is made of metal and is affected by a magnetic field, elastic tubes 4 are fixedly connected to the bottom of the floating plate 2 and both sides of the waveguide filament 3, a scale 13 is fixedly installed inside the floating plate 2, the scale 13 can convert the deformation of the elastic tubes 4 into scale numbers, both sides of the scale 13 are fixedly connected to the elastic tubes 4, a supporting plate 5 is fixedly connected to one end of the elastic tubes 4 far from the floating plate 2, a pulse mechanism 6 is movably connected to the inside of the supporting plate 5, and pushing plates 7 are movably connected to both sides of the pulse mechanism 6, pulse mechanism 6 includes spring 8, spring 8's left end and 7 swing joint of slurcam, spring 8's right-hand member fixedly connected with cutting board 9, elastic tube 4 and 9 fixed connection of cutting board, cutting board 9 removes and is synchronous with the deformation of elastic tube 4, one side fixedly connected with telescopic link 10 of spring 8 is kept away from to cutting board 9, the below swing joint of telescopic link 10 has magnetic sheet 11, telescopic link 10 is the metal material, and be the vertical relation with magnetic sheet 11, can do the cutting magnetism when telescopic link 10 removes and feel linear motion, one side fixedly connected with hollow channel 12 of telescopic link 10 is kept away from to magnetic sheet 11, hollow channel 12 provides the route for liquid flow, indirectly concentrate near hollow channel 12 with the shock of liquid.
When the wave guide wire is used, the shell 1 is placed at a proper position, the tightness degree of the wave guide wire 3 is adjusted according to the height of liquid in the shell 1, the initial position of the floating plate 2 is enabled to be tightly attached to the liquid level, pulse flow can be formed inside the shell 1 between switches due to the fact that the liquid can intermittently flow out of the shell 1, when the liquid flows and can impact the inner wall of the shell 1, the rest liquid inside the shell 1 is enabled to vibrate, when the vibration is transmitted to the pulse mechanism 6 through the pushing plate 7, the spring 8 can shake left and right, the spring 8 can shake to absorb the vibration, and the effect of reducing the liquid vibration is achieved; the vibration is absorbed by the shaking of the spring 8, the spring 8 can push the cutting plate 9 to extrude the telescopic rod 10 while shaking, so that the telescopic rod 10 can perform regular telescopic motion under the driving of the spring 8, because the magnetic induction lines generated by the telescopic rod 10 and the magnetic plate 11 are in a vertical relation, when the telescopic rod 10 moves, the cutting magnetic induction lines can move and generate current, because the liquid is pulse flow, the pulse current generated by the telescopic rod 10 when cutting the magnetic induction lines is also pulse current, according to the characteristic of the current, the pulse current can generate a pulse electromagnetic field, and the waveguide wire 3 can make corresponding deformation when sensing the change of the pulse electromagnetic field, thereby playing a role in positioning; when cutting board 9 is pushed by spring 8 and removes, can drive the elastic tube 4 that links to each other and remove, and then make elastic tube 4 produce deformation, this deformation transmits to gradiometer 13, with macroscopic deformation, changes into readable scale number, plays and uses corresponding part to carry out dual measuring's effect under high temperature environment.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.
Claims (1)
1. The utility model provides an utilize rivers to vibrate box level gauge of carrying out position finding, includes casing (1), its characterized in that: the upper part of the shell (1) is movably connected with a floating plate (2), the bottom of the floating plate (2) is movably connected with a waveguide wire (3), the bottom of the floating plate (2) and two sides of the waveguide wire (3) are both fixedly connected with elastic tubes (4), one ends, far away from the floating plate (2), of the elastic tubes (4) are fixedly connected with a supporting plate (5), the inside of the supporting plate (5) is movably connected with a pulse mechanism (6), and two sides of the pulse mechanism (6) are both movably connected with pushing plates (7);
the pulse mechanism (6) comprises a spring (8), the left end of the spring (8) is movably connected with a pushing plate (7), the right end of the spring (8) is fixedly connected with a cutting plate (9), one side, far away from the spring (8), of the cutting plate (9) is fixedly connected with a telescopic rod (10), and a magnetic plate (11) is movably connected below the telescopic rod (10);
one side of the magnetic plate (11) far away from the telescopic rod (10) is fixedly connected with a hollow channel (12);
a gradiometer (13) is fixedly arranged in the floating plate (2);
two sides of the graduator (13) are fixedly connected with the elastic tube (4);
the telescopic rod (10) is made of metal and is vertical to the magnetic plate (11);
the waveguide wire (3) is made of metal and is easily influenced by a magnetic field;
the elastic tube (4) is fixedly connected with the cutting plate (9);
an observation window is arranged at the top of the floating plate (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910997852.5A CN110686752B (en) | 2019-10-21 | 2019-10-21 | Box liquid level meter for measuring position by utilizing water flow oscillation |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910997852.5A CN110686752B (en) | 2019-10-21 | 2019-10-21 | Box liquid level meter for measuring position by utilizing water flow oscillation |
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| Publication Number | Publication Date |
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| CN110686752A CN110686752A (en) | 2020-01-14 |
| CN110686752B true CN110686752B (en) | 2020-09-25 |
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| CN201910997852.5A Active CN110686752B (en) | 2019-10-21 | 2019-10-21 | Box liquid level meter for measuring position by utilizing water flow oscillation |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111721378B (en) * | 2020-05-29 | 2022-05-13 | 山东林耀生物科技有限公司 | Industrial high-temperature boiler steam water quantity detection equipment |
| CN112833996B (en) * | 2020-12-31 | 2024-05-10 | 东莞市粤文智慧能源有限公司 | Industrial boiler steam water quantity detection device capable of reducing errors |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1998028598A1 (en) * | 1996-12-20 | 1998-07-02 | Mts Systems Corporation | Magnetostrictive position sensing probe with waveguide referenced to tip |
| CN1470853A (en) * | 2003-06-20 | 2004-01-28 | 天津大学 | Self-rating and temperature-drift-removable magnetostriction level sensor |
| CN206362415U (en) * | 2017-01-06 | 2017-07-28 | 天津恒立远大仪表股份有限公司 | Signal transducer with vibrations blanking function |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10003941A1 (en) * | 2000-01-29 | 2001-08-09 | Endress Hauser Gmbh Co | Level measuring device |
| US7454969B2 (en) * | 2005-05-31 | 2008-11-25 | Veeder-Root Company | Fuel density measuring device, system, and method using magnetostrictive probe bouyancy |
| TWI577966B (en) * | 2016-04-11 | 2017-04-11 | 財團法人國家實驗研究院 | Composite hydrological monitoring system |
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- 2019-10-21 CN CN201910997852.5A patent/CN110686752B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1998028598A1 (en) * | 1996-12-20 | 1998-07-02 | Mts Systems Corporation | Magnetostrictive position sensing probe with waveguide referenced to tip |
| CN1470853A (en) * | 2003-06-20 | 2004-01-28 | 天津大学 | Self-rating and temperature-drift-removable magnetostriction level sensor |
| CN206362415U (en) * | 2017-01-06 | 2017-07-28 | 天津恒立远大仪表股份有限公司 | Signal transducer with vibrations blanking function |
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| CN110686752A (en) | 2020-01-14 |
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Effective date of registration: 20200901 Address after: No.1 Xinhui Road, Huiping Town, Qidong City, Nantong City, Jiangsu Province, 226000 Applicant after: Jiangsu Xinhui measurement and Control Technology Co., Ltd Address before: 264001 No.4, Xingfu West Street, Zhifu District, Yantai City, Shandong Province Applicant before: Wen Shibo |
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