CN101963522B - Non-contact type level gage mounting method - Google Patents
Non-contact type level gage mounting method Download PDFInfo
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- CN101963522B CN101963522B CN2010102658436A CN201010265843A CN101963522B CN 101963522 B CN101963522 B CN 101963522B CN 2010102658436 A CN2010102658436 A CN 2010102658436A CN 201010265843 A CN201010265843 A CN 201010265843A CN 101963522 B CN101963522 B CN 101963522B
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- sensing device
- light emitter
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Abstract
The invention relates to a non-contact type level gage mounting method which belongs to the technical field of instrumentation engineering construction and solves the problem that the measurement angle of the non-contact type level gage is inconvenient for positioning. The method comprises the following steps of: (1) manufacturing a correction device and a lock mechanism capable of being modulated; (2) mounting the correction device on the lock mechanism capable of being modulated; (3) adjusting the position of the lock mechanism capable of being modulated and the inclination angle of the correction device; and (4) unloading the correction device and fixing the level gage. In the invention, (1) the non-contact type level gage is arranged in front of the lock mechanism capable of being modulated, the correction device is used for the accurate positioning of the position and the inclination angle, thereby ensuring the successful rate for mounting the level gage at one time; (2) the correction device can be disassembled and reused after use every time, thereby saving the subsequent mounting process and reducing the mounting cost; and (3) nearly all the parts of the lock mechanism capable of being modulated and the correction device can be conveniently selected from waste materials (steel plate, angle iron, and the like) in the construction site, are simple to produce and low in the cost.
Description
Technical field
The present invention relates to the instrumentation engineering technical field of construction, the contactless level-sensing device installation method in a kind of working-yard of concrete finger.
Background technology
In commercial production such as oil, chemical industry, metallurgy, light industry, when certain technological process needed the supply of solid material, the monitoring of level of filler material and control were to guarantee one of important parameter of producing normal operation.Radar level gauge and ultrasonic material level detection unit be as two kinds of main contactless level of filler material Monitoring and Controlling thermal meters, because of its intelligent degree height, stable performance, measurement range is wide, measuring accuracy is high, characteristics such as easy to use have obtained widespread use.
In actual application, level-sensing device normally is directly fixed on the preformed hole place of container top through its mounting flange.And accuracy and its installation position, mounting means that level-sensing device is measured have much relations, particularly level-sensing device take measurement of an angle whether most important within reasonable range.Incorrect if take measurement of an angle, situation such as distortion, measured value instability will appear measuring in the container fill process.If carry out the secondary installing and the adjustment of level-sensing device this moment, tend to receive the restriction of field condition.Many times, abominable field environmental condition is totally unfavorable with safety to workmen's physical and mental health; Simultaneously, the operation of secondary installing and adjustment has also influenced normally carrying out of trial production, and then influences the whole production progress.Based on the problems referred to above that multinomial actual engineering occurred, how to guarantee the one-time success rate that level-sensing device is installed, and can dynamically adjust flexibly level-sensing device according to the actual conditions of on-the-spot material, become problem demanding prompt solution in the level-sensing device work progress.
Summary of the invention
The object of the invention just provides a kind of contactless level-sensing device installation method, can accurately locate contactless level-sensing device, and can realize the dynamic adjustment that level-sensing device takes measurement of an angle.
For realizing above-mentioned purpose, a kind of contactless level-sensing device installation method provided by the invention comprises the steps:
1) make alignment device: the preparatory mounting flange of preparation and level-sensing device mounting flange coupling, at the vertical installation in place, the axle center lasing light emitter of preparatory mounting flange; But make the latch mechanism of amplitude modulation: make the adjustable flange support bar of a pair of rotation amplitude, the flange mounting hole with level-sensing device mounting flange coupling is set on a pair of flange support bar;
2) but alignment device is installed on the latch mechanism of amplitude modulation: preparatory mounting flange is fixed through flange mounting hole and a pair of flange support bar, and the transmitting terminal of lasing light emitter is towards one side of flange support bar;
3) but position and the angle of inclination of alignment device of the latch mechanism of adjustment amplitude modulation: but the latch mechanism of amplitude modulation is placed on the level-sensing device installation preformed hole place on the container top surface; Make the transmitting terminal of lasing light emitter preformed hole is installed towards level-sensing device; Open lasing light emitter, observe the point of irradiation of lasing light emitter in container, adjust the position and/or the rotation amplitude of a pair of flange support bar simultaneously; When the point of irradiation of lasing light emitter is positioned at the discharging opening of container, the position and the rotation amplitude of fixing a pair of flange support bar;
4) unload alignment device and fixing level-sensing device: unload preparatory mounting flange from a pair of flange support bar, then the level-sensing device mounting flange is fixed through flange mounting hole and a pair of flange support bar, and the level-sensing device antenna is towards one side of level-sensing device installation preformed hole.
Said step 1) also can be included in the operation of the viewport that is provided for observing the lasing light emitter irradiation position on the preparatory mounting flange.
Said step 1) also can comprise the flatness of preparatory mounting flange and/or lasing light emitter and the operation checked of the concentricity etc. of mounting flange in advance.
Compare with the conventional mounting method; Beneficial effect of the present invention is: 1) but contactless level-sensing device is installed in before the latch mechanism of amplitude modulation; Carry out the accurate location at position and angle of inclination with alignment device; Guaranteed the one-time success rate that level-sensing device is installed, and the adjustment at installation site and angle of inclination itself is very convenient; 2) the subsequent installation process had been saved in all detachable, repeated use after alignment device was finished using at every turn, had also reduced installation cost; 3) but nearly all parts of the latch mechanism of amplitude modulation and alignment device all can be taken from the waste material (steel plate, angle steel etc.) of working-yard, draw materials conveniently, make simple, with low cost.
Description of drawings
Fig. 1 a is the structural representation of level-sensing device mounting flange.
Fig. 1 b is the structural representation of preparatory mounting flange.
Fig. 2 is the structural representation of the preparatory mounting flange of band lasing light emitter.
But Fig. 3 is the structural representation of the latch mechanism of amplitude modulation.
Left view when Fig. 4 pivots an angle for flange support bar among Fig. 3.
Fig. 5 is the structural representation of whole level-sensing device mounting bracket.
Fig. 6 is flange support bar among Fig. 5 pivot an angle and the left view when lasing light emitter is installed.
Fig. 7 is the fundamental diagram of the contactless level-sensing device after installing.
Among the figure: 1-fastening bolt, 2-viewport, 3-flange mounting hole, 4-in advance mounting flanges, 5-lasing light emitter mounting hole; 6-support holder, 7-lasing light emitter, 8-lasing light emitter holder, 9-lock screw, 10-flange support bar; 11-bracket adjustment base, 12-slotted hole, 13-level-sensing device mounting flange, 14-installation screw; 15-level-sensing device is installed preformed hole, 16-container, 17-charging aperture, 18-discharging opening.
Embodiment
Below in conjunction with accompanying drawing a specific embodiment of the present invention is done further to describe in detail.
As shown in the figure, a kind of contactless level-sensing device installation method comprises the steps:
1) make alignment device: this alignment device comprises preparatory mounting flange 4 and lasing light emitter 7.At first; The diameter of measurement level-sensing device mounting flange 13 and the aperture d1 of installation screw 14, pitch-row M1 etc. (shown in Fig. 1 a); In view of the above; Utilize the general steel plate of working-yard to tailor into preparatory mounting flange 4, and guarantee the diameter of preparatory mounting flange 4, the aperture that screw 14 is installed and pitch-row etc. and corresponding level-sensing device mounting flange 13 sizes consistent (shown in Fig. 1 b).Near the place, axle center of preparatory mounting flange 4 and axle center, open a lasing light emitter mounting hole 5 and a viewport 2 respectively, and the machined surface of preparatory mounting flange 4 is polished, do not have burr with the cutting part that guarantees preparatory mounting flange 4.Insert lasing light emitter 7 at lasing light emitter mounting hole 5 places; 45*45*5 equal angle with the working-yard is discarded is processed lasing light emitter holder 8; One side of lasing light emitter holder 8 is welded on that to be positioned at lasing light emitter mounting hole 5 on the preparatory mounting flange 4 other, and another side is with the single core copper wire of 1.5mm fixed laser source 7 and guarantee that lasing light emitter 7 is vertical with preparatory mounting flange 4.Common button cell formula laser small flashlight gets final product in the lasing light emitter 7 employing daily lifes.After completing, the concentricity of the flatness of preparatory mounting flange 4 and lasing light emitter 7 and mounting flange 4 in advance etc. is checked, to guarantee its accuracy (as shown in Figure 2) when follow-up the use;
But make the latch mechanism of amplitude modulation: make a pair of flange support bar 10, pair of brackets holder 6 and pair of brackets respectively with angle steel and regulate base 11.One side of each support holder 6 is used for connecting with the end face of container 16, and another side is connected with an end of flange support bar 10 through fastening bolt 1; One side of each bracket adjustment base 11 also is used for connecting with the end face of container 16, and another side is provided with slotted hole 12 and is connected through lock screw 9 with the slotted hole 12 of flange support bar 10 other ends.So when fastening bolt 1 all unclamped with lock screw 9, each flange support bar 10 can fastening bolt 1 be an axle promptly, in certain angle, rotates.According to the diameter of the level-sensing device mounting flange 13 that has recorded and the aperture d1, pitch-row M1 etc. of screw 14 are installed; On a pair of flange support bar 10, flange mounting hole 3 is set, can be used for fixing (like Fig. 3 and shown in Figure 4) of level-sensing device mounting flange 13 and above-mentioned preparatory mounting flange 4;
2) but alignment device is installed on the latch mechanism of amplitude modulation: preparatory mounting flange 4 is fixing with a pair of flange support bar 10 through flange mounting hole 3, and the transmitting terminal of lasing light emitter 7 is towards one side of flange support bar 10 (like Fig. 5 and shown in Figure 6);
3) but position and the angle of inclination of alignment device of the latch mechanism of adjustment amplitude modulation: but latch mechanism that will amplitude modulation is placed on level-sensing device installation preformed hole 15 places on container 16 end faces, the transmitting terminal that makes lasing light emitter 7 is towards level-sensing device installation preformed hole 15.Open lasing light emitter 7; Observe the point of irradiation of lasing light emitter 7 in container 16 through viewport 2 or at discharging opening 18 places of container 16, unclamp fastening bolt 1 and lock screw 9 simultaneously, adjust the rotation amplitude of a pair of flange support bar 10; In case of necessity; The position of moving also fine-tuning a pair of flange support bar 10 through integral body, when the point of irradiation of lasing light emitter 7 is arranged in the discharging opening 18 of container 16 (shown in the c line of Fig. 7), locking fastening bolt 1 and lock screw 9; And pair of brackets holder 6 and pair of brackets are regulated base 11 be fixed on the end face of container 16, promptly fixed the position and the rotation amplitude of a pair of flange support bar (10).When fixedly pair of brackets holder 6 is regulated base 11 with pair of brackets,, then take the fixing mode of boring expansion bolt if container 16 is a concrete foundation; If it is container 16 is a steel structural form, then directly fixing with the electric welding welding;
4) unload alignment device and fixing level-sensing device: unload preparatory mounting flange 4 from a pair of flange support bar 10; Then that level-sensing device mounting flange 13 is fixing through flange mounting hole 3 and a pair of flange support bar (10); And the level-sensing device antenna has promptly been accomplished the installation of contactless level-sensing device towards one side that level-sensing device is installed preformed hole 15.
In the use in the future, unclamp fastening bolt 1 and lock screw 9, still can regulate the angle of inclination of level-sensing device according to actual needs.
Should also be noted that following item in the installation process of contactless level-sensing device.
One) if the level-sensing device antenna is cylindrical, then its end must exceed the wall thickness 10mm of container 16 at least.
Two) if the level-sensing device antenna is taper, then its conical antenna part must exceed the wall thickness of container 16.
Three) distance between the high charge level of level-sensing device mounting flange 13 and tested material can not be less than 200～500mm, because this distance is the measurement blind area of level-sensing device.Its concrete numerical value is as the criterion with various product description.
Four) the terminal box outlet locking head of level-sensing device will be tightened, in order to avoid steam, dust and foul are got in the terminal box.
Five) be installed on open-air or the bigger place of dust, above level-sensing device, install protective cover additional, can guarantee that level-sensing device avoids trampling and damaged in collision, also play with rainproof dustproof effect.
Above description is merely preferred embodiment of the present invention, obviously can not limit protection scope of the present invention with this.Therefore, any equivalence of doing according to claim of the present invention changes, and still belongs to protection scope of the present invention.
Claims (3)
1. a contactless level-sensing device installation method is characterized in that it comprises the steps:
1) make alignment device: prepare preparatory mounting flange (4), the aperture of the installation screw (14) of mounting flange (4) and pitch-row and corresponding level-sensing device mounting flange (13) size are consistent in advance, the vertical lasing light emitter (7) of installing at the place, axle center of preparatory mounting flange (4); But make the latch mechanism of amplitude modulation: make the adjustable flange support bar (10) of a pair of rotation amplitude, go up the flange mounting hole (3) that is provided with level-sensing device mounting flange (13) coupling at a pair of flange support bar (10);
2) but alignment device is installed on the latch mechanism of amplitude modulation: preparatory mounting flange (4) is fixing through flange mounting hole (3) and a pair of flange support bar (10), and the transmitting terminal of lasing light emitter (7) is towards flange support bar (10);
3) but position and the angle of inclination of alignment device of the latch mechanism of adjustment amplitude modulation: but the level-sensing device installation preformed hole (15) that the latch mechanism of amplitude modulation is placed on container (16) end face is located; Make the transmitting terminal of lasing light emitter (7) preformed hole (15) is installed towards level-sensing device; Open lasing light emitter (7); Observe the point of irradiation of lasing light emitter (7) in container (16); Adjust the position and/or the rotation amplitude of a pair of flange support bar (10) simultaneously, when the point of irradiation of lasing light emitter (7) is positioned at the discharging opening (18) of container (16), the position and the rotation amplitude of fixing a pair of flange support bar (10);
4) unload alignment device and fixing level-sensing device: unload preparatory mounting flange (4) from a pair of flange support bar (10); Then that level-sensing device mounting flange (13) is fixing through flange mounting hole (3) and a pair of flange support bar (10), and the level-sensing device antenna is installed one side of preformed hole (15) towards level-sensing device.
2. a kind of contactless level-sensing device installation method according to claim 1 is characterized in that: said step 1) also is included in the operation of the viewport (2) that is provided for observing lasing light emitter (7) irradiation position on the preparatory mounting flange (4).
3. a kind of contactless level-sensing device installation method according to claim 1 is characterized in that: said step 1) also comprises the operation that the concentricity of the flatness of preparatory mounting flange (4) and/or lasing light emitter (7) and preparatory mounting flange (4) is checked.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102658436A CN101963522B (en) | 2010-08-30 | 2010-08-30 | Non-contact type level gage mounting method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102658436A CN101963522B (en) | 2010-08-30 | 2010-08-30 | Non-contact type level gage mounting method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101963522A CN101963522A (en) | 2011-02-02 |
| CN101963522B true CN101963522B (en) | 2012-01-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102658436A Expired - Fee Related CN101963522B (en) | 2010-08-30 | 2010-08-30 | Non-contact type level gage mounting method |
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| CN (1) | CN101963522B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102721413B (en) * | 2012-06-29 | 2014-03-05 | 武汉一冶钢结构有限责任公司 | Simulated positioning method for storage tank deep-well pump installation for total-pressure type liquefied petroleum gas (LPG) transport ship |
| CN104807519A (en) * | 2014-01-23 | 2015-07-29 | 上海聚宗实业有限公司 | Material position detection device |
| CN106352793B (en) * | 2016-10-14 | 2018-06-22 | 荆门创佳机械科技有限公司 | A kind of device for measuring concrete tank volume of concrete |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6763596B1 (en) * | 2002-08-23 | 2004-07-20 | Chicago Steel Tape Co. | Laser alignment device |
| US7255002B2 (en) * | 2005-04-07 | 2007-08-14 | Rosemount, Inc. | Tank seal for guided wave radar level measurement |
| CN200965468Y (en) * | 2006-08-31 | 2007-10-24 | 南京德朔实业有限公司 | Light detector fixing frame |
| EP2098838B1 (en) * | 2008-03-06 | 2019-08-14 | VEGA Grieshaber KG | Filling level measuring device |
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| CN101963522A (en) | 2011-02-02 |
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