CN104655227A - Intelligent material level detection meter - Google Patents
Intelligent material level detection meter Download PDFInfo
- Publication number
- CN104655227A CN104655227A CN201310586906.1A CN201310586906A CN104655227A CN 104655227 A CN104655227 A CN 104655227A CN 201310586906 A CN201310586906 A CN 201310586906A CN 104655227 A CN104655227 A CN 104655227A
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- China
- Prior art keywords
- rotary encoder
- supporting roller
- wire spool
- intelligent material
- wire rope
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- 239000000463 material Substances 0.000 title abstract description 12
- 238000001514 detection method Methods 0.000 title abstract description 7
- 239000002965 rope Substances 0.000 claims abstract description 30
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 7
- 239000010959 steel Substances 0.000 claims abstract description 7
- 238000004804 winding Methods 0.000 claims description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract description 3
- 239000004568 cement Substances 0.000 abstract description 3
- -1 chemical engineering Substances 0.000 abstract description 3
- 239000003245 coal Substances 0.000 abstract description 3
- 238000005259 measurement Methods 0.000 abstract description 3
- 238000005272 metallurgy Methods 0.000 abstract description 3
- 238000003889 chemical engineering Methods 0.000 abstract 1
- 239000011236 particulate material Substances 0.000 abstract 1
- 239000000843 powder Substances 0.000 abstract 1
- 238000004642 transportation engineering Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000001360 synchronised Effects 0.000 description 3
- 230000001070 adhesive Effects 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 238000005039 chemical industry Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000000630 rising Effects 0.000 description 2
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000000875 corresponding Effects 0.000 description 1
- 230000001186 cumulative Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 230000001340 slower Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
Abstract
The invention discloses an intelligent material level detection meter, and belongs to the technical field of automatic measurement devices. The intelligent material level detection meter comprises a heavy hammer, a wire reel, a wire reel driving device, a rotary encoder a and a following wheel, the heavy hammer is connected with a steel wire rope, the steel wire rope is wound on the wire reel, the rotary encoder a and the wire reel are coaxial, the direction of the following wheel is as same as that of the wire reel, a rotary encoder b is connected on a rotating shaft of the following wheel, the steel wire rope passes the following wheel, the heavy hammer connected with the steel wire rope passes a guide device and then enters a detection space, and signals of the rotary encoder a and the rotary encoder b are connected with a PLC (programmable logic controller). The intelligent material level detection meter is accurate in measurement, high in anti-interference performance and applicable to detecting and controlling of levels of powder, block and particulate materials of vertical furnaces and bins of industries such as metallurgy, coal, chemical engineering, cement, storage and transportation.
Description
Technical field
The present invention relates to a kind of material-height exploring meter, particularly the intelligent material-height exploring meter of one, belongs to automatic measuring equipment technical field.
Background technology
Level gauging is the main technologic parameters that many commercial production will gather and control, the industry such as metallurgy, coal, chemical industry, cement, accumulating often needs to measure and control material level, the sensor of industry spot and instrument are often far away at a distance of tens meters of even hundreds of rice, this just requires that equipment has very strong antijamming capability and very high reliability, the meter section of the level-sensing device of current use adopts discrete electronic component and general instrument, and antijamming capability is very poor.Interference because of electromagnetism is easy to the drift causing data, causes measurement inaccurate, even cannot measure.Bring many uncertain factors to commercial production and control, be unfavorable for the carrying out producing efficient lean.
Summary of the invention
The object of the invention is to overcome the defect in current level gauging, a kind of intelligent material-height exploring meter is provided.
For realizing object of the present invention, the technical solution adopted in the present invention is: intelligent material-height exploring meter, comprise the weight be connected with wire rope, be provided with wire spool, wirerope-winding is on wire spool, be provided with wire spool drive unit, rotary encoder a is coaxially arranged with wire spool, supporting roller is provided with in the same way with wire spool, the rotation axis of supporting roller is connected with rotary encoder b, wire rope passes through from supporting roller, wire rope connect weight after guide piece under enter space exploration, described rotary encoder a, the signal of rotary encoder b is connected to PLC, described wire spool drive unit is: be provided with drive motor, the output of drive motor is connected with reductor, wire spool is connected on the output shaft of reductor, described steel cord ends is connected with high temperature chain, weight is connected to the end of high temperature chain, described supporting roller rotating shaft is connected with speed reduction unit, rotary encoder b is connected to the output terminal of speed reduction unit, described supporting roller height is not less than the card height of wire spool, the wheel surface of described supporting roller is arranged at intervals with the groove along wheel thickness direction, the second supporting roller is provided with after supporting roller, second supporting roller connects driving rotary encoder c, the signal of rotary encoder c is connected to PLC, described wire spool drive unit, rotary encoder a, supporting roller, rotary encoder b is arranged on and drives in cabinet.
The Advantageous Effects of intelligent material-height exploring meter provided by the present invention is: when needs detection material level, drive unit rotates weight to transferring, two rotary encoders are simultaneously along with rotation, the signal of rotary encoder is constantly dealt into PLC, and when weight contacts material level, wire rope is no longer by downward pulling force, friction force is no longer included between wire rope and supporting roller, supporting roller no longer rotates, and rotary encoder b no longer sends signal, and PLC calculates material level after identifying and judging.This device adopts two rotary encoders to measure material level, measure accurately, antijamming capability is strong, rotary encoder can change into Gray code the position of weight and deliver to PLC, the corresponding unique code value in a certain position of weight, even if a certain moment is interfered, but subsequent time just can be retrieved the code lost, cumulative errors can not be produced because of interference, ensure that the accuracy of weight Aligning control, fundamentally solve its anti-interference difficult problem, on supporting roller surface, groove is set, be conducive to strengthening the friction between wire rope, reduce measuring error, second supporting roller and rotary encoder c are set, the reliability of system still can be ensured when supporting roller or rotary encoder b break down, high temperature chain is used to be connected between wire rope with weight, the use under hot environment can be met, measuring machine drive unit is arranged on casing energy, also can ensure under the environment that dust is larger at the scene that this device normally works accurately, this device is specially adapted to metallurgy, coal, chemical industry, cement, the shaft furnace of the industries such as accumulating and the Powdered of feed bin, block, the material-level measure of granular material and control.
Accompanying drawing explanation
Fig. 1 is the schematic diagram that the present invention installs.
Fig. 2 is the schematic diagram that the present invention drives in cabinet.
Embodiment
In order to better understand and implement technical scheme of the present invention, provide some embodiments of the present invention at this, these embodiments, in order to better explain technical solutions according to the invention, are not formed any form restriction of the present invention.
Intelligence material-height exploring meter, comprise the weight be connected with wire rope, be provided with wire spool, wirerope-winding is on wire spool, be provided with wire spool drive unit, rotary encoder a is coaxially arranged with wire spool, supporting roller is provided with in the same way with wire spool, the rotation axis of supporting roller is connected with rotary encoder b, wire rope passes through from supporting roller, wire rope connect weight after guide piece under enter space exploration, described rotary encoder a, the signal of rotary encoder b is connected to PLC, described wire spool drive unit is: be provided with drive motor, the output of drive motor is connected with reductor, wire spool is connected on the output shaft of reductor, described steel cord ends is connected with high temperature chain, weight is connected to the end of high temperature chain, described supporting roller rotating shaft is connected with speed reduction unit, rotary encoder b is connected to the output terminal of speed reduction unit, described supporting roller height is not less than the card height of wire spool, the wheel surface of described supporting roller is arranged at intervals with the groove along wheel thickness direction, the second supporting roller is provided with after supporting roller, second supporting roller connects driving rotary encoder c, the signal of rotary encoder c is connected to PLC, described wire spool drive unit, rotary encoder a, supporting roller, rotary encoder b is arranged on and drives in cabinet.More specifically embodiment is as follows, as shown in drawings, is respectively labeled as in accompanying drawing: 1: motor, 2: reductor, 3: wire spool, 4: rotary encoder a, 5: rotary encoder b, 6: supporting roller, 7: speed reduction unit, 8: wire rope, 9: drive cabinet, 10: angle sheave, 11: high temperature chain, 12: furnace roof, 13: weight, intelligence material-height exploring meter, comprise the weight 13 be connected with wire rope 8, be provided with wire spool 3, wire rope 13 is wrapped on wire spool 3, be provided with wire spool 3 drive unit, rotary encoder a4 is coaxially arranged with wire spool 3, supporting roller 6 is provided with in the same way with wire spool 3, the rotation axis of supporting roller 6 is connected with rotary encoder b5, wire rope 8 passes through from supporting roller 6, the weight 15 that wire rope 8 connects enters space exploration after guide piece, guide piece can be angle sheave 10, described rotary encoder a4, the signal of rotary encoder b5 is connected to PLC, described wire spool 3 drive unit is: be provided with drive motor 1, the output of drive motor is connected with reductor 2, wire spool 3 is connected on the output shaft of reductor 2, described wire rope 8 end is connected with high temperature chain 11, weight 13 is connected to the end of high temperature chain 11, described supporting roller 6 rotating shaft is connected with speed reduction unit 7, rotary encoder b5 is connected to the output terminal of speed reduction unit 7, described supporting roller 6 is highly not less than the card height of wire spool 3, the wheel surface of described supporting roller 6 is arranged at intervals with the groove along wheel thickness direction, described wire spool drive unit, rotary encoder a4, supporting roller 6, rotary encoder b5 is arranged on and drives in cabinet 9, arranging of second supporting roller and rotary encoder c can be identical with arranging of supporting roller and rotary encoder b.The course of work of this device is: put hammer process: after this device receives and visits material signal, under the control of PLC, the decline A.C. contactor in system is made to obtain electric adhesive, motor drives reductor to rotate by shaft joint, reductor drives wire spool rotation releasing wire rope to make weight start to decline again, rotary encoder a and wire spool synchronous axial system, under the pressure effect of wire rope, supporting roller also rotates with wire rope motion, supporting roller is rotated by speed reduction unit driven rotary scrambler b again, wire rope declines under the effect of weight gravity, rotary encoder a and wire spool synchronous axial system, and the position of weight is changed into the input end that Gray code delivers to programmable controller (PLC), the Gray code collected is carried out decoding by PLC, add up and wait mathematical operation process, and by the result of computing by showing in guidance panel, in decline process, wire rope is under the Action of Gravity Field of weight, remain tension, enough friction force is had to drive supporting roller to rotate between wire rope and supporting roller, the coding adopted is delivered to PLC and is carried out analyzing and processing by rotary encoder b, when weight touches charge level, wire rope relaxes owing to losing the effect of weight pulling force and leaves supporting roller, supporting roller slows down and even shuts down, thus the code value adopted in rotary encoder b200ms reduces, be transferred to PLC post analysis and must touch charge level signal, namely stop to hammer signal into shape, decline A.C. contactor in system disconnects, motor stops, PLC calculates the distance of weight decline according to the yardage that rotary encoder b provides, tactile charge level stopped hammer after 3 seconds, rising A.C. contactor adhesive in the system that PLC controls, electric machine rotation, receive hammer until initial point, in the process receiving hammer, driven by motor reductor makes wire spool and rotary encoder a synchronous axial system, after the Gray code that the rotary encoder a collected sends processes by PLC, by " present encoding " that obtain with stop hammering into shape compared with lead, when being less than this value, PLC controls the power-off of rising A.C. contactor, motor stops, detection terminates, complete one to this and visit the material cycle.
After describing various specific embodiment of the present invention above in detail, those of ordinary skill in the art should be well understood to, according to the various common practise of this area, can carry out various equivalent variations, equivalent replacement according to thinking of the present invention or simply revise, these all should belong to the scope of technical solution of the present invention.
Claims (8)
1. intelligent material-height exploring meter, comprise the weight be connected with wire rope, it is characterized in that: be provided with wire spool, wirerope-winding is on wire spool, be provided with wire spool drive unit, rotary encoder a is coaxially arranged with wire spool, supporting roller is provided with in the same way with wire spool, the rotation axis of supporting roller is connected with rotary encoder b, wire rope passes through from supporting roller, the weight that wire rope connects enters space exploration after guide piece, and described rotary encoder a, the signal of rotary encoder b are connected to PLC.
2. intelligent material-height exploring meter according to claim 1, is characterized in that: described wire spool drive unit is: be provided with drive motor, and the output of drive motor is connected with reductor, and wire spool is connected on the output shaft of reductor.
3. intelligent material-height exploring meter according to claim 1, it is characterized in that: described steel cord ends is connected with high temperature chain, weight is connected to the end of high temperature chain.
4. intelligent material-height exploring meter according to claim 1, is characterized in that: described supporting roller rotating shaft is connected with speed reduction unit, and rotary encoder b is connected to the output terminal of speed reduction unit.
5. intelligent material-height exploring meter according to claim 1, is characterized in that: described supporting roller height is not less than the card height of wire spool.
6. intelligent material-height exploring meter according to claim 1, is characterized in that: the wheel surface of described supporting roller is arranged at intervals with the groove along wheel thickness direction.
7. intelligent material-height exploring meter according to claim 1, is characterized in that: after supporting roller, be provided with the second supporting roller, and the second supporting roller connects driving rotary encoder c, and the signal of rotary encoder c is connected to PLC.
8. intelligent material-height exploring meter according to claim 1, is characterized in that: described wire spool drive unit, rotary encoder a, supporting roller, rotary encoder b are arranged on and drive in cabinet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310586906.1A CN104655227A (en) | 2013-11-21 | 2013-11-21 | Intelligent material level detection meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310586906.1A CN104655227A (en) | 2013-11-21 | 2013-11-21 | Intelligent material level detection meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104655227A true CN104655227A (en) | 2015-05-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310586906.1A Pending CN104655227A (en) | 2013-11-21 | 2013-11-21 | Intelligent material level detection meter |
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| CN (1) | CN104655227A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105784057A (en) * | 2016-03-16 | 2016-07-20 | 山东福宽生物工程有限公司 | Steeping tank material level measuring device and technology |
| CN106872649A (en) * | 2017-02-28 | 2017-06-20 | 济南兰光机电技术有限公司 | It is a kind of to detect the small device for shrinking force value sample shrinkage factor |
| CN111006630A (en) * | 2019-12-27 | 2020-04-14 | 中信重工开诚智能装备有限公司 | Device and method for detecting depth of sludge in water suction well of coal mine pump room |
| CN112917783A (en) * | 2021-02-04 | 2021-06-08 | 重庆工程职业技术学院 | Production die for carbon fiber pantograph slide plate |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2497288Y (en) * | 2001-08-06 | 2002-06-26 | 常欣 | Wall-hanging-weight type powder-position automatic checking apparatus |
| CN2779357Y (en) * | 2005-01-15 | 2006-05-10 | 钟良 | Weight drop type intelligent powder level gauge |
| CN202421906U (en) * | 2012-01-10 | 2012-09-05 | 中冶华天南京自动化工程有限公司 | Blast furnace alternating-current probe rod control device |
| CN203534666U (en) * | 2013-11-21 | 2014-04-09 | 河南众恒工业炉工程技术有限公司 | Intelligent material level detection meter |
-
2013
- 2013-11-21 CN CN201310586906.1A patent/CN104655227A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2497288Y (en) * | 2001-08-06 | 2002-06-26 | 常欣 | Wall-hanging-weight type powder-position automatic checking apparatus |
| CN2779357Y (en) * | 2005-01-15 | 2006-05-10 | 钟良 | Weight drop type intelligent powder level gauge |
| CN202421906U (en) * | 2012-01-10 | 2012-09-05 | 中冶华天南京自动化工程有限公司 | Blast furnace alternating-current probe rod control device |
| CN203534666U (en) * | 2013-11-21 | 2014-04-09 | 河南众恒工业炉工程技术有限公司 | Intelligent material level detection meter |
Non-Patent Citations (1)
| Title |
|---|
| 吴军: "基于PLC的重锤测量料位装置的集成技术的研究与应用", 《工业控制计算机》 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105784057A (en) * | 2016-03-16 | 2016-07-20 | 山东福宽生物工程有限公司 | Steeping tank material level measuring device and technology |
| CN106872649A (en) * | 2017-02-28 | 2017-06-20 | 济南兰光机电技术有限公司 | It is a kind of to detect the small device for shrinking force value sample shrinkage factor |
| CN111006630A (en) * | 2019-12-27 | 2020-04-14 | 中信重工开诚智能装备有限公司 | Device and method for detecting depth of sludge in water suction well of coal mine pump room |
| CN112917783A (en) * | 2021-02-04 | 2021-06-08 | 重庆工程职业技术学院 | Production die for carbon fiber pantograph slide plate |
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Application publication date: 20150527 |
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