CN102519824A - Method and device for detecting water content in fluidizable goods - Google Patents
Method and device for detecting water content in fluidizable goods Download PDFInfo
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- CN102519824A CN102519824A CN2011104024181A CN201110402418A CN102519824A CN 102519824 A CN102519824 A CN 102519824A CN 2011104024181 A CN2011104024181 A CN 2011104024181A CN 201110402418 A CN201110402418 A CN 201110402418A CN 102519824 A CN102519824 A CN 102519824A
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- sieve
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 19
- 238000000034 method Methods 0.000 title claims abstract description 13
- 239000007787 solid Substances 0.000 claims abstract description 8
- 239000000463 material Substances 0.000 claims description 21
- 238000005243 fluidization Methods 0.000 claims description 16
- 238000013016 damping Methods 0.000 claims description 8
- 239000002244 precipitate Substances 0.000 claims description 4
- 238000004088 simulation Methods 0.000 claims description 4
- 238000013517 stratification Methods 0.000 claims description 3
- 239000002245 particle Substances 0.000 abstract description 17
- 239000012141 concentrate Substances 0.000 description 5
- 239000007788 liquid Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 239000003245 coal Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000010998 test method Methods 0.000 description 2
- 230000000386 athletic effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000009527 percussion Methods 0.000 description 1
- 210000002381 plasma Anatomy 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Abstract
The invention discloses a method and device for detecting the water content in fluidizable goods. The invention has the advantages of simple and reasonable structure and wide application range. The method is characterized by putting solid bulk goods to be detected in a box (1), allowing the box (1) to trim, heel and bump by the vibration of four motors (7) which are arranged below the box, so as to simulate the motion state of a ship on the sea. The device comprises the box (1), sieve plates (2), sieve apertures (3) and the like. According to the invention, by the vibration generated by the four motors (7), the phenomena of trim, heeling and bump generated in the motion of the ship are objectively simulated with the advantages of realness and reliability; a plurality of sieve plates (2) are arranged, the sieve plates (2) are changeable, the sieve apertures (3) of different sieve plates (2) vary in size, and different sieve plates (2) can be selected according to the size of particles to be detected; no excess restriction to the particle size exists, and the precision can reach the usage requirement. The invention has strong practicality and wide application scope.
Description
Technical field
The present invention relates to a kind of pick-up unit of solid bulk cargo, but relate in particular to a kind of method and device that is used for detecting fluidization goods water cut.
Background technology
Solid bulk cargo is meant except that liquid or the gas, by any goods that particle, particle or big cake mass are formed, and composition unanimity, and the goods place of the boats and ships of directly packing into usually and need not any centre and go along with sb. to guard him form.Flow state is meant when a large amount of particulate matters are soaked to a certain degree by liquid, the state that shows when under the influence of main external force such as vibration, bump or ship motion, losing inner shearing strength and playing liquid effects.But the fluidization goods is meant the goods that contains certain proportion fine particle and some moisture, and its water cut surpasses it and fits fortune moisture limit TML (Transportable Moisture Limit), just might fluidization.Because this type goods demonstrates comparison dried granules state when loading, but its contained humidity maybe be under the influence of the oscillating action that compaction or term of voyage occur fluidify.
The athletic meeting of boats and ships causes moving of goods, and this possibly be enough to make Ship's Capsize.Goods moves and can be divided into two types, and what slide inefficacy or fluidisation caused moves.But the fluidization concentrate should can be accepted loading with other goods when its actual water cut is no more than TML.In the viscous liquid state that is caused, goods possibly flow to a side along with ship rolling, but can not flow back to fully.Therefore, boats and ships possibly reach the heel of a danger gradually and suddenly topple.In order to ensure the security of marine solid bulk cargo transportation, generally before loading He in the loading process, get representative sample, but the water cut that detects in the fluidized solids goods decides goods whether can load and transport.
The three kinds of general right fortune moisture limit (TML) test methods are arranged at present: the test of a. flow table; General suitable maximum particle size is concentrate or other plasmas of 1mm, also reach the material of 7mm applicable to maximum particle size, but be not suitable for the material of particle greater than this limit, and test result maybe be not ideal for the high material of some clay content.B. indentation test; Generally being suitable for concentrate, concentrate similar substance and maximum particle size is the coal of 25mm.C. Pu Shi/method coomb's test Coomb; Being used for particulate is the similar substance of 5mm with relative coarse-grain coarse ore concentrate or maximum particle diameter, should not be used for coal or other porous masses.More than three kinds of test methods its scope of application is separately all arranged, have certain limitation, and equipment and technology is by being grasped abroad.
Summary of the invention
In order to solve the problems of the technologies described above, but the present invention provides a kind of method and the device that are used for detecting fluidization goods water cut of simple and reasonable, applied range, but the technical scheme that is used for detecting the method for fluidization goods water cut is: solid bulk cargo to be measured is put into casing; Vibration through four motors under the casing; Make casing generation trim, heel and the phenomenon of jolting, thus the afloat motion state of simulation boats and ships, and bulk goods is according to density stratification; Light thing is last; Weight is down, but the precipitate in the goods (density less than cargo density time) move to the goods top and separate out, in time precipitate is extracted out; Remain the ratio of the quality and the quality of putting into casing of bulk goods then through calculating, and then judge whether goods meets the standard of sea-freight.
But be used for detecting the device of fluidization goods water cut; By casing (1), sieve plate (2), sieve aperture (3), baffle plate (4), material receiver (5), contiguous block (6), motor (7), electric machine control system (8), damping spring (9), fixed block (10), foot bolt (11), drain hole (12), lead the capping (13) of buckleing, feed opening (14), feed opening capping (15) to constitute; It is characterized in that the casing upper surface is provided with drain hole, but lower surface is provided with the sieve plate of plug, sieve plate is arranged with the baffle plate of being close to the sieve plate lower surface; Baffle plate is arranged with funnelform material receiver; The lower surface of casing is fixed on the material receiver top, the material receiver bottom be surface level and therein the heart be provided with feed opening, the material receiver bottom is fixed with contiguous block respectively for four jiaos; The lower end of contiguous block is fixed with motor; Four motors all are connected with electric machine control system, and the casing lower surface is fixed with damping spring respectively for four jiaos, and the upper surface of fixed block is fixed in the lower end of damping spring; Fixed block is arranged with foot bolt, and foot bolt top places in the fixed block.
Beneficial effect of the present invention is: through the vibration that four motors produce, simulate boats and ships be in operation trim, the heel that is occurred and the phenomenon of jolting objectively, and very true, reliable; Dispose some sieve plates, sieve plate is to change, and the screen size of different sieve plates is different, can select different sieve plates according to the size of particle to be measured; Size for particle does not have too much restriction, and precision also can reach request for utilization, has very strong practicality, applied range.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 is a top of the present invention enlarged drawing;
Fig. 3 is a top of the present invention enlarged drawing.
Embodiment
In conjunction with Fig. 1, Fig. 2, Fig. 3 and embodiment the present invention is done further explain.
The upper surface of casing (1) have a circle drain hole (12) and with the supporting capping of leading button (13) of drain hole (12), lead the capping (13) of button to be fixed on the casing (1); The lower surface of casing (1) is inserted with square sieve plate (2); The casing of both surface of contact (1) part is provided with groove; Sieve plate (2) part has and the corresponding convexity of groove; Casing (1) is furnished with the some big or small identical sieve plates (2) that can change, and some sieve apertures (3) are arranged on the sieve plate (2), the varying in size of sieve aperture (3) on the different sieve plates (2); Baffle plate (4) is arranged under the sieve plate (2), and the upper surface of baffle plate (4) closely contacts with the lower surface of sieve plate (2), and baffle plate (4) is to be placed in the groove of casing (1); And can from casing (1), extract out, the lower surface of casing (1) is fixed in the upper end of material receiver (5), and material receiver (5) is funnel-form; Put down the lower end; Material receiver lower surface center is provided with feed opening (14), and feed opening (14) is furnished with feed opening capping (15), and four jiaos of material receiver (5) lower surface respectively are welded with a contiguous block (6); The lower end of each contiguous block (6) all is connected with a motor (7); Motor (7) is for small vibration motor and be in vacant state, and electric machine control system (8) links to each other with four motors (7) respectively, can control the running of motor (7); Four jiaos of casing (1) lower surface are fixed with damping spring (9) respectively, and the lower end of damping spring (9) is fixed with fixed block (10), and insert in the fixed block (10) from the lower end of fixed block (10) on the top of foot bolt (11).
But granular fluidization goods to be measured is put into casing (1) from drain hole (12), close the capping (13) of leading mouthful, starter motor (7) then, motor (7) can produce vibration; Under the control of electric machine control system (8), synchronous and asynchronous effect can take place in motor (7), when motor (7) direction of vibration of the left and right sides not simultaneously; Heel takes place in casing (1), the motor of both sides, front and back (7) direction of vibration not simultaneously, trim takes place in casing (1); When the direction of vibration of four motors (7) was identical, casing (1) jolted, thus three kinds of acting forces that freighter stands in the simulation sea-freight process; This acting force is directly delivered to the particle in the seal case (1), and particle can be according to density stratification through vibration and percussion movement; Light thing is last, and weight is down, and the moisture in the particle (density less than cargo density time) is moved to the goods top and separated out; The water pipe that pumps into of mouth of pipe band screen pack is put into from drain hole, taken out the water of separating out of goods top, then baffle plate (4) is extracted out; Particle slowly falls in the material receiver (5) from sieve aperture (3), treat that graininess goods in the casing all falls after, measure the quality of the particle in the material receiver (5).Constantly repeat the step of above-mentioned simulation marine vessel motion, but in fluidization goods to be measured, water, the constant mass of the particle that material receiver (5) receives no longer occur separating out.But the reception goods in the quality through calculating initial input fluidization goods and the final material receiver (5) is of poor quality; But draw the quality of the water in the fluidized solids bulk goods; But can calculate water cut in the fluidization goods (water cut=quality/initially drop into cargo mass * 100%), and then judge whether it meets the requirements.
Claims (2)
- But 1. a method and device that is used for detecting fluidization goods water cut, but the technical scheme that is used for detecting the method for fluidization goods water cut is: solid bulk cargo to be measured is put into casing, through the vibration of four motors under the casing; Make casing generation trim, heel and the phenomenon of jolting, thus the afloat motion state of simulation boats and ships, and bulk goods is according to density stratification; Light thing is last; Weight is down, but the precipitate in the goods (density less than cargo density time) move to the goods top and separate out, in time precipitate is extracted out; Remain the ratio of the quality and the quality of putting into casing of bulk goods then through calculating, and then judge whether goods meets the standard of sea-freight.
- 2. a but method and device that is used for detecting fluidization goods water cut; It installs by casing (1), sieve plate (2), sieve aperture (3), baffle plate (4), material receiver (5), contiguous block (6), motor (7), electric machine control system (8), damping spring (9), fixed block (10), foot bolt (11), drain hole (12), leads capping (13), feed opening (14), the feed opening capping (15) of buckleing to constitute; It is characterized in that casing (1) upper surface is provided with drain hole (12); But lower surface is provided with the sieve plate (2) of plug; Sieve plate (2) is arranged with the baffle plate (4) of being close to the sieve plate lower surface, and baffle plate (4) is arranged with funnelform material receiver (5), and the lower surface of casing (1) is fixed on material receiver (5) top; Material receiver (5) bottom be surface level and therein the heart be provided with feed opening (14); Material receiver (5) bottom is fixed with contiguous block (6) respectively for four jiaos, and the lower end of contiguous block (6) is fixed with motor (7), and four motors (7) all are connected with electric machine control system (8); Casing (1) lower surface is fixed with damping spring (8) respectively for four jiaos; The upper surface of fixed block (10) is fixed in the lower end of damping spring (8), and fixed block (10) is arranged with foot bolt (11), and foot bolt (11) top places in the fixed block (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110402418.1A CN102519824B (en) | 2011-12-07 | 2011-12-07 | For detect can in fluidization goods water content method and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110402418.1A CN102519824B (en) | 2011-12-07 | 2011-12-07 | For detect can in fluidization goods water content method and device |
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| Publication Number | Publication Date |
|---|---|
| CN102519824A true CN102519824A (en) | 2012-06-27 |
| CN102519824B CN102519824B (en) | 2017-06-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201110402418.1A Active CN102519824B (en) | 2011-12-07 | 2011-12-07 | For detect can in fluidization goods water content method and device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103852560A (en) * | 2012-12-07 | 2014-06-11 | 上海出入境检验检疫局工业品与原材料检测技术中心 | Transportable moisture limit experiment tester using insertion degree method |
| CN105181524A (en) * | 2015-10-15 | 2015-12-23 | 南京林业大学 | Wood shaving and particle unit quality analyzer |
| CN108254496A (en) * | 2017-12-15 | 2018-07-06 | 浙江海洋大学 | Fit fortune property apparatus for evaluating and method in easy fluidized solids sea |
| CN110018031A (en) * | 2019-05-09 | 2019-07-16 | 深圳国技仪器有限公司 | Suitable for Pu Shi/Fan's coomb's test Coomb instrument sample recombination system and method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4461390B2 (en) * | 2006-03-07 | 2010-05-12 | 飛島建設株式会社 | Liquefaction resistance estimation method for young ground |
| CN201692871U (en) * | 2010-04-15 | 2011-01-05 | 河南理工大学 | Fine mineral hindered settling classifier |
| CN201930844U (en) * | 2010-12-23 | 2011-08-17 | 洛阳昶威机械制造安装有限公司 | Fluidized teetered bed separator |
-
2011
- 2011-12-07 CN CN201110402418.1A patent/CN102519824B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4461390B2 (en) * | 2006-03-07 | 2010-05-12 | 飛島建設株式会社 | Liquefaction resistance estimation method for young ground |
| CN201692871U (en) * | 2010-04-15 | 2011-01-05 | 河南理工大学 | Fine mineral hindered settling classifier |
| CN201930844U (en) * | 2010-12-23 | 2011-08-17 | 洛阳昶威机械制造安装有限公司 | Fluidized teetered bed separator |
Non-Patent Citations (1)
| Title |
|---|
| 於健，张钢: "易流态化货物的安全运输", 《青岛远洋船员学院学报》, 31 March 2011 (2011-03-31) * |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103852560A (en) * | 2012-12-07 | 2014-06-11 | 上海出入境检验检疫局工业品与原材料检测技术中心 | Transportable moisture limit experiment tester using insertion degree method |
| CN105181524A (en) * | 2015-10-15 | 2015-12-23 | 南京林业大学 | Wood shaving and particle unit quality analyzer |
| CN105181524B (en) * | 2015-10-15 | 2018-01-16 | 南京林业大学 | Wooden shavings and particulate units mass-synchrometer |
| CN108254496A (en) * | 2017-12-15 | 2018-07-06 | 浙江海洋大学 | Fit fortune property apparatus for evaluating and method in easy fluidized solids sea |
| CN110018031A (en) * | 2019-05-09 | 2019-07-16 | 深圳国技仪器有限公司 | Suitable for Pu Shi/Fan's coomb's test Coomb instrument sample recombination system and method |
| CN110018031B (en) * | 2019-05-09 | 2023-09-08 | 深圳国技仪器有限公司 | Sample recombination system and method suitable for grape/Fan Shi tester |
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| Publication number | Publication date |
|---|---|
| CN102519824B (en) | 2017-06-13 |
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