CN203672452U - High-precision jam-free magnetic turning plate with magnetostriction liquid level meter - Google Patents
High-precision jam-free magnetic turning plate with magnetostriction liquid level meter Download PDFInfo
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- CN203672452U CN203672452U CN201420007080.9U CN201420007080U CN203672452U CN 203672452 U CN203672452 U CN 203672452U CN 201420007080 U CN201420007080 U CN 201420007080U CN 203672452 U CN203672452 U CN 203672452U
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- turning plate
- liquid level
- floating drum
- buoy
- jam
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Abstract
The utility model provides a high-precision jam-free magnetic turning plate with a magnetostriction liquid level meter. The high-precision jam-free magnetic turning plate with the magnetostriction liquid level meter solves the problems that measurement jams, measurement failures, inaccurate measurement, blocking of the lower portion, and unclear liquid level indication occur when an existing magnetic turning plate is used for measuring the level of liquid containing waste residues and iron ceramsite sand, and remote monitoring can not be achieved by the existing magnetic turning plate. According to the technical scheme, the high-precision jam-free magnetic turning plate with the magnetostriction liquid level meter comprises a buoy, a permanent magnet floater and a turning plate indicator, wherein the buoy is provided with an upper connecting flange and a lower connecting flange, the upper connecting flange and the lower connecting flange are used for being communicated with a container, a filter screen is installed in the buoy and is located at the lower end of the lower connecting flange, a containing cavity is formed in the lower end of the filter screen, a magnetic filter is arranged in the containing cavity, a metal rigid sealing ball valve and a metal rigid sealing stop valve are arranged on the portion, below the magnetic filter, of the buoy in sequence, a deflation valve is arranged on the top of the buoy, and the magnetostriction liquid level meter with a floating ball removed is fixed to the outer side wall of the buoy. The phenomena of measurement jams, unclear liquid level indication and the like can not occur when the high-precision jam-free magnetic turning plate is used, and field observation and remote observation can be achieved at the same time.
Description
Technical field
The utility model relates to measurement instrument field, and particularly a kind of high precision with magnetostriction liquidometer is without bite magnetic turnover panel.
Background technology
Magnetic flap level gauge is determined the level gauging instrument of law of buoyancy as a kind of foundation, have compared with becoming buoyancy (heavy cylinder) liquid level gauge, static pressure method (differential pressure) liquid level gauge, electrical feature (electric capacity, radio frequency admittance) liquid level gauge the dielectric property of not being subject to change affect, the accurate feature of indicating liquid surface location, but can not overcome the impact of " falseness " liquid level, with other type (radar, ray, load-bearing, and say above several) liquid level gauge is compared has larger price advantage, but durability is poor; There is the feature clearly of indicating compared with direct instruction class (glass tube, board-like, double-colored) liquid level gauge; Turn over pearl and compare with similar magnetic column, magnetic, there is the simple advantage that is not prone to manufacturing defect of processing, but anti-aging shape is poor, more easily produce loss of excitation instruction was lost efficacy.
While now using magnetic turnover panel, consider and in measured medium, contain the solid mixtures such as gas, liquid and ceramsite sand, in these solid mixtures, there are a lot of close magnetisable materials: iron powder, iron filings, welding slag, iron content ceramsite sand and ferrous mineral etc., traditional magnetic turnover panel is applied in this environment, only have several hours or several days will be because of a large amount of close magnetic impurity absorption to magnetic float, magnetic turnover panel can be stuck malfunctioning at once, loses value, and existing magnetic flap level gauge can not be realized remote monitoring.
Utility model content
For above-mentioned situation, for overcoming the defect of prior art, the object of the utility model is just to provide a kind of high precision with magnetostriction liquidometer without bite magnetic turnover panel, can effectively solve measurement bite that existing magnetic turnover panel occurs in the time that measurement contains waste residue and iron content ceramsite sand, malfunctioning, inaccurate, bottom be communicated with stop up, unintelligible, the existing magnetic flap level gauge of liquid level instruction can not realize the problems such as remote monitoring.
Its solution is, comprise floating drum, permanent magnetism float and turning plate indicator, floating drum is provided with for the upper joint flange of connection container and lower joint flange, in the floating drum of lower joint flange lower end, screen pack is housed, screen pack lower end is provided with and holds cavity, hold and in cavity, be provided with magnetic filter, on floating drum under magnetic filter, be provided with successively metal hard-sealing ball valve and metal hard-sealing stop valve, air release is equipped with at described floating drum top, on described floating drum lateral wall, is fixed with the magnetostriction liquidometer that removes ball float.
The utility model novel structure uniqueness, in use procedure, there will not be measure that bite, malfunctioning, inaccurate, bottom connectivity part stop up, liquid level indicates unintelligible etc., and the problem of be well the through with blowdown of liquid level gauge sand discharge and deironing, can on-the-spot and long-range observation simultaneously.
Brief description of the drawings
Fig. 1 is the utility model structural representation.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in further detail.
Provided by Fig. 1, the utility model comprises floating drum 1, permanent magnetism float 2 and turning plate indicator 3, floating drum 1 is provided with for the upper joint flange 4 of connection container and lower joint flange 5, in the floating drum 1 of lower joint flange 5 lower ends, screen pack 6 is housed, screen pack 6 lower ends are provided with and hold cavity, hold and in cavity, be provided with magnetic filter 7, on floating drum 1 under magnetic filter 7, be provided with successively metal hard-sealing ball valve 8 and metal hard-sealing stop valve 9, air release 10 is equipped with at described floating drum 1 top, is fixed with the magnetostriction liquidometer 11 that removes ball float on described floating drum lateral wall.
Described metal hard-sealing ball valve 8 is the metal hard-sealing ball valve of tungsten carbide spraying ball valve, and described metal hard-sealing stop valve 9 is the metal hard-sealing stop valve with tungsten carbide spraying valve inner part.
Magnetic flap level gauge bundlees magnetostriction liquidometer outward, makes magnetostriction liquidometer and magnetic flap level gauge share permanent magnetism float, and this structure is not only saved part, and can be with field observation magnetic turnover panel or through telemonitoring magnetostriction liquidometer 11.
The floating drum caliber that is greater than general magnetic flap level gauge of the utility model floating drum 1 caliber design, the magnetic turnover panel barrel dliameter of common standard configuration is 53mm, the utility model floating drum 1 caliber is 69mm, the original large 16mm of void ratio between permanent magnetism float 2 and floating drum 1 tube wall, can effectively prevent permanent magnetism float 2 just in case stuck with tube wall after the upper iron filings of absorption, the magnetic of described permanent magnetism float 2 is lower than magnetic filter 7 magnetic, permanent magnetism float 2 adopts relatively weak magnetic Magnet design, this magnetic is only turned over the sensor sensing on sheet and magnetostriction liquidometer 11 to the magnetic on turning plate indicator 3, prove through test of many times, irony ceramsite sand or iron filings are entering floating drum 1 when interior, the magnetic filter 7 that is installed in already bottom adsorbs, permanent magnetism float 2 does not have any ferrous material above and is adsorbed, the utility model can be under normal service condition, can ensure can not occur in the several years bite phenomenon.
Holding cavity can be used for placing magnetic filter 7, can also deposit from container and enter into the ceramsite sand in magnetic turnover panel floating drum 1, prevents that ceramsite sand from too much stopping up the lower connected entrance that is communicated with flange and floating drum.
Described magnetic filter 7 adopts the magnetic filter of ultrastrong magnetic field, be used for adsorbing chalybeate ceramsite sand and other irony impurity, irony impurity in liquid is separated from lower joint flange 5, ensure that permanent magnetism float 2 measures the cleaning ambient in range of movement, avoided permanent magnetism float 2 stuck in floating drum 1 cavity.
Described screen pack 6 is husky screen pack for liquid divides, and described screen pack 6 can prevent that permanent magnetism float 2 from dropping in magnetic filter 7.
Described floating drum 1 is connected on the container that needs to measure through upper joint flange 4, lower joint flange 5 and flow stop valve.
The utility model blowoff valve adopts double-valve structure, top adopts the metal hard-sealing ball valve 8 of the superhard matter tungsten carbide spraying valve ball of zero leakage, be used for ensureing floating drum blowdown shutoff, realize zero leakage, bottom adopts the metal hard-sealing stop valve 9 of tungsten carbide spraying valve internals, when guaranteeing to get rid of the sediments such as floating drum 1 bottom ceramsite sand, pressure drainage is steady, bivalve all adopts tungsten carbide trim, it is the ultrahigh hardness of considering ceramsite sand, in the time of blowdown sand discharge with pressure, the ceramsite sand of ejection with pressure is very serious to washing away of trim, tungsten carbide trim can guarantee blowoff valve without leak serviceable life long enough.
Magnetostriction liquidometer is as a kind of novel magnetoelastic transducer part, determine buoyancy levelmeter tongue tube array photograph ratio used with tradition, have that number of elements is few, fault is low, easy to maintenance, the good feature of conversion continuity, it is that two kinds of modes are had complementary advantages that magnetostriction liquidometer adds magnetic flap level gauge, has successfully solved puzzled oil gas field level gauging technological difficulties accurately for many years.
Blowoff valve sand discharge blowdown operation code is as follows: the first step is first turn-offed the flow stop valve that floating drum 1 is connected with container, second step is the metal hard-sealing ball valve 8 of opening top, little by little open the metal hard-sealing stop valve 9 of bottom for the 3rd, under the depressurization of metal hard-sealing stop valve 9, the sediments such as the ceramsite sand in floating drum 1 excrete from metal hard-sealing stop valve 9, by the time floating drum 1 cavity internal pressure is reduced to atmospheric pressure gradually, after ceramsite sand ejects substantially, open the air release 10 at floating drum 1 top, pour water and rinse floating drum 1 inside along air release 10, rinse out a small amount of residual ceramsite sand and other sediment of all floating drum 1 cavitys, the 4th is turn-offed metal hard-sealing ball valve 8 successively, metal hard-sealing stop valve 9 and vent valve 10, the 5th step is first opened the flow stop valve on the top being connected with container, prevent that permanent magnetism float 2 from being blown up by moment, open again the flow stop valve with the bottom of equipment connection, the 6th step the utility model sand discharge dirt is complete, instrument normally comes into operation, sand discharge blowdown with pressure, the ceramsite sand of ejection can be easy to take away the irony impurity of absorption on magnetic filter 7 at a high speed, magnetic filter 7 is automatically cleaned in sand discharge blowdown process.
The utility model novel structure uniqueness, in use procedure, there will not be measure that bite, malfunctioning, inaccurate, bottom connectivity part stop up, liquid level indicates unintelligible etc., and the problem of be well the through with blowdown of liquid level gauge sand discharge and deironing, can on-the-spot and long-range observation simultaneously.
Claims (1)
1. the high precision with magnetostriction liquidometer is without bite magnetic turnover panel, comprise floating drum (1), permanent magnetism float (2) and turning plate indicator (3), it is characterized in that, floating drum (1) is provided with for the upper joint flange (4) of connection container and lower joint flange (5), in the floating drum (1) of lower joint flange (5) lower end, screen pack (6) is housed, screen pack (6) lower end is provided with and holds cavity, hold and in cavity, be provided with magnetic filter (7), on floating drum (1) under magnetic filter (7), be provided with successively metal hard-sealing ball valve (8) and metal hard-sealing stop valve (9), air release (10) is equipped with at described floating drum (1) top, on described floating drum lateral wall, be fixed with the magnetostriction liquidometer (11) that removes ball float.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420007080.9U CN203672452U (en) | 2014-01-07 | 2014-01-07 | High-precision jam-free magnetic turning plate with magnetostriction liquid level meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420007080.9U CN203672452U (en) | 2014-01-07 | 2014-01-07 | High-precision jam-free magnetic turning plate with magnetostriction liquid level meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203672452U true CN203672452U (en) | 2014-06-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420007080.9U Expired - Fee Related CN203672452U (en) | 2014-01-07 | 2014-01-07 | High-precision jam-free magnetic turning plate with magnetostriction liquid level meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203672452U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105115571A (en) * | 2015-09-14 | 2015-12-02 | 范序政 | Magnetic levitation liquid level measuring device and measuring method using same |
| CN107063399A (en) * | 2017-06-22 | 2017-08-18 | 国家电网公司 | A kind of phase modulation pressure water level sensor and phase modulation pressure water method for controlling water level |
| CN108716942A (en) * | 2018-06-21 | 2018-10-30 | 迈格仪表(成都)有限公司 | A kind of dual chamber is shut off negative pressure float level meter |
| CN114184260A (en) * | 2021-12-07 | 2022-03-15 | 大庆市镁龙测控技术有限公司 | Float liquid level meter |
-
2014
- 2014-01-07 CN CN201420007080.9U patent/CN203672452U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105115571A (en) * | 2015-09-14 | 2015-12-02 | 范序政 | Magnetic levitation liquid level measuring device and measuring method using same |
| CN107063399A (en) * | 2017-06-22 | 2017-08-18 | 国家电网公司 | A kind of phase modulation pressure water level sensor and phase modulation pressure water method for controlling water level |
| CN107063399B (en) * | 2017-06-22 | 2023-10-20 | 国家电网公司 | Phase-modulation pressurized water level sensor and phase-modulation pressurized water level control method |
| CN108716942A (en) * | 2018-06-21 | 2018-10-30 | 迈格仪表(成都)有限公司 | A kind of dual chamber is shut off negative pressure float level meter |
| CN114184260A (en) * | 2021-12-07 | 2022-03-15 | 大庆市镁龙测控技术有限公司 | Float liquid level meter |
| CN114184260B (en) * | 2021-12-07 | 2022-05-31 | 大庆市镁龙测控技术有限公司 | Float liquid level meter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140625 Termination date: 20150107 |
|
| EXPY | Termination of patent right or utility model |