CN103969151B - Evaporation residue analyzer - Google Patents
Evaporation residue analyzer Download PDFInfo
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- CN103969151B CN103969151B CN201410236018.1A CN201410236018A CN103969151B CN 103969151 B CN103969151 B CN 103969151B CN 201410236018 A CN201410236018 A CN 201410236018A CN 103969151 B CN103969151 B CN 103969151B
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Abstract
The invention provides evaporation residue analyzer, by external hot-blast conveying appliance, test samples liquid in detection case is carried out to heating evaporation, it is heated in airtight space, keyed rotating shaft and screw mandrel be up and down or move left and right and evaporate lid and dock or be located on the pallet in weigh scale and weigh under motor drives for evaporating dish, cover the feed tube being provided with for application of sample in evaporation, accelerate the air inlet pipe of evaporation input nitrogen, the escape pipe that waste gas is collected, finally residue obtained evaporation being put on pallet weighed, whole testing process is automatically to carry out entirely, without artificial participation, and simple in structure, easy to operate, error is little, the data obtained is accurate, required cost is low, there is not potential safety hazard.
Description
Technical field
The present invention relates to residue analyzer field, relate in particular to evaporation residue analyzer.
Background technology
For in recent years frequently there is food-safety problem, food packaging safety problem also receives much concern,In packing container, contained chemical substance and metal residue can penetrate into food, affect health, because ofThis insoluble matter residual quantity that detects packing container just seems particularly important.
The universal method of measuring according to GB/T9740-2008 chemical reagent evaporation residue is described in standardThe instrument and the testing process that in evaporation residue residues detection process, use. This experiment instrumentOften, precision prescribed is higher, test process complexity, and manual operation easily occurs that error is large.
The sample preparation preparation solution methods different according to standard have fine difference, but testing process oneCause. Conventional aging method is exactly according to preparing heating water bath evaporating liquid in standard, treats be evaporated to≤50ml of solutionIn time, is just put in baking oven to dry and causes constant weight, and last cooling weighing, calculates residual quantity. This process evaporating dishNot only on water-bath, evaporate, also will move on in baking oven and dry, finally transfer in balance and weigh, wholeIndividual process more complicated. Also semi-automatic detection of evaporation residue analyzer on market, preliminary sampleSolution will manually evaporate on water-bath, dries exactly and weighs and automatically measure, and finally calculates residual quantity.This design does not have exhaust collection, and solvent volatilizees and can blast as electric spark in air, easily producesPotential safety hazard, the gas leaking out is by the human body inspiration health that is harmful to health.
Summary of the invention
The deficiency existing for prior art, the object of the invention is to be to provide evaporation residue analyzer,It is not only simple in structure, easy to operate, and error is little, and the data obtained is accurate, and required cost is low, does not existPotential safety hazard.
For achieving the above object, the present invention can be achieved by the following technical programs:
Evaporation residue analyzer, comprises hot-blast conveying appliance and residue checkout gear, and described hot blast is carried dressBe arranged in wind pushing box, described residue checkout gear is located in detection case;
Described residue checkout gear comprises evaporation tank, several evaporation lid, several evaporating dish, rotating disk, rotationAxle, rotating shaft holder, screw mandrel, guide rod, connecting plate, weigh scale, the first motor, the second motor;
Described wind pushing box is provided with air outlet, and described hot-blast conveying appliance passes through guide duct through described air outletBe connected in described evaporation tank;
Described several evaporation is covered on the top board of described evaporation tank, and described several evaporations cover and are respectively equipped withFeed tube, air inlet pipe, escape pipe;
Described rotating disk is located in described evaporation tank, and described rotating shaft holder is located at the base plate of described evaporation tankUpper, described rotating shaft one end is fixedly connected with described rotating disk, and the other end exposes through described rotating shaft holderBe connected in evaporation tank and with described connecting plate, described rotating shaft is provided with rotating disk synchronizing wheel, and described rotating disk is sameStep wheel drives and is connected with described the first motor, and described rotating disk is provided with several holes of depositing, described several evaporationsWare is located at respectively described several depositing on hole;
Described evaporation tank bottom surface is provided with bearing block, and described detection case base plate is provided with screw mandrel gripper shoe, described inScrew mandrel one end is connected in described bearing block, and the other end is connected in described screw mandrel gripper shoe, and described guide rod is located atDescribed screw mandrel both sides, its one end is fixedly connected with described bearing block, and the other end is fixedly connected on described detectionBox plate, described connecting plate is located on described screw mandrel and described guide rod, and it is synchronous that described screw mandrel is provided with screw mandrelWheel, described screw mandrel synchronizing wheel drives and is connected with described the second motor;
Described weigh scale is provided with pallet, and described pallet is located at described evaporation through at the bottom of described evaporation tank caseIn case, described weigh scale is fixedly connected on described detection case through balance support bar.
Further, described rotating shaft is provided with angular transducer, and described angular transducer is used for controlling instituteState the anglec of rotation of rotating disk.
Further, the sidewall of described detection case is provided with observes door, and the described outside of observing door is provided with dressDecorations door.
Further, described detection case one side is provided with radiator fan and louvre.
Further, described the first motor belt is in transmission connection in described rotating disk synchronizing wheel, described the second electricityMachine belt transmission is connected in described screw mandrel synchronizing wheel.
Further, described wind pushing box and detection case bottom are respectively equipped with wheel.
Further, described wind pushing box is provided with display, temperature adjustment buttons, temp controlled meter.
Further, the quantity of described several evaporation lids is eight, and the quantity of described several evaporating dishes is eightIndividual, described several quantity of depositing hole is eight.
In sum, advantage of the present invention is: by external hot-blast conveying appliance, in detection caseTest samples liquid carries out heating evaporation, and evaporating dish is along with rotating shaft moves up and down or rotate, and with steamingSend out and cover combination, it is heated in airtight space, cover and be provided with for application of sample in evaporationFeed tube, the air inlet pipe of accelerating to evaporate input nitrogen, the escape pipe that waste gas is collected, finally will steamSend out residue obtained to be put on pallet and weigh, whole testing process is automatically to carry out entirely, without artificial ginsengWith, and simple in structure, easy to operate, error is little, and the data obtained is accurate, and required cost is low, does not existPotential safety hazard.
Brief description of the drawings
Fig. 1 is the structural representation of an embodiment of the present invention, and wherein detection case has done partial cutaway;
Fig. 2 is the side-looking cross-sectional schematic of detection case in Fig. 1;
Fig. 3 is the structural representation of turntable of the present invention.
In figure: 1, wind pushing box, 101, display, 102, temperature adjustment buttons, 103, temp controlled meter,2, detection case, 3, air outlet, 4, ajutage, 5, evaporation tank, 6, several evaporation lid, 7, severalEvaporating dish, 8, rotating disk, 81, deposit hole, 9, rotating shaft, 10, rotating shaft holder, 11, screw mandrel, 12,Guide rod, 13, connecting plate, 14, weigh scale, 15, the first motor, 16, the second motor, 17, feed tube,18, air inlet pipe, 19, escape pipe, 20, rotating disk synchronizing wheel, 21, bearing block, 22, screw mandrel gripper shoe,23, screw mandrel synchronizing wheel, 24, pallet, 25, balance support bar, 26, observe door, 27, decoration door,28, louvre, 29, radiator fan, 30, angular transducer, 31, wheel.
Detailed description of the invention
Below in conjunction with accompanying drawing and detailed description of the invention, the present invention is further illustrated:
As Fig. 1, shown in Fig. 2 and Fig. 3, evaporation residue analyzer, comprises hot-blast conveying appliance and residueCheckout gear, hot-blast conveying appliance is located in wind pushing box 1, and residue checkout gear is located in detection case 2,Residue checkout gear comprises evaporation tank 5, several evaporation lid 6, several evaporating dish 7, rotating disk 8, rotating shaft9, rotating shaft holder 10, screw mandrel 11, guide rod 12, connecting plate 13, weigh scale 14, the first motor15, the second motor 16, wind pushing box 1 is provided with air outlet 3, and hot-blast conveying appliance passes through through air outlet 3Guide duct 4 is connected in evaporation tank 5, and several evaporation lids 6 are located on the top board of evaporation tank 5, several evaporationsCover 6 and be respectively equipped with feed tube 17, air inlet pipe 18, escape pipe 19, rotating disk 8 is located in evaporation tank 5,Rotating shaft holder 10 is located on the base plate of evaporation tank 5, and rotating shaft 9 one end are fixedly connected with rotating disk 8, anotherOne end exposes to evaporation tank 5 and is connected with connecting plate 13 through rotating shaft holder 10, on rotating shaft 9, establishesHave rotating disk synchronizing wheel 20, rotating disk synchronizing wheel 20 drives and is connected with the first motor 15, and rotating disk 8 is provided with numberThe individual hole 81 of depositing, several evaporating dishes 7 are located at respectively several depositing on hole 81, and evaporation tank 5 bottom surfaces are provided withBearing block 21, detection case 2 base plates are provided with two screw mandrel gripper shoes, 22, two rhizoid bar 11 one end and connectIn bearing block 21, the other end is connected in 22, two guide rods 12 of screw mandrel gripper shoe and is located at two rhizoid bars 11Both sides, its one end is fixedly connected with bearing block 21, and the other end is fixedly connected on the base plate of detection case 2, connectsFishplate bar 13 is located on two rhizoid bars 11 and two guide rods 12, is respectively equipped with screw mandrel same on two rhizoid bars 11Step wheel 23, screw mandrel synchronizing wheel 23 drives and is connected with the second motor 16, and weigh scale 14 is provided with pallet24, pallet 24 is located in evaporation tank 5 through at the bottom of evaporation tank 5 casees, and weigh scale 14 is through balance support bar25 are fixedly connected on detection case 2, and wherein, the first motor 15 and the second motor 16 all belong to synchronous motor.
Rotating shaft 9 is provided with angular transducer 30, and angular transducer 30 is for controlling revolving of rotating disk 8Gyration, the sidewall of detection case 2 is provided with observes door 26, and observing door 26 is the sealing of a heat-insulation transparentDoor, the outside of observing door 26 is provided with decoration door 27, in the time of evaporation, can open decoration door 27, detection caseA side of 2 is provided with radiator fan 29 and louvre 28, the first motor 15 belt transmission are connected in rotating disk togetherStep wheel 20, the second motor 16 belt transmission are connected in screw mandrel synchronizing wheel 23, wind pushing box 1 and detection case 2Bottom is respectively equipped with wheel 31, is convenient to mobile and detects, and wind pushing box 1 is provided with for displays temperature and windThe display 101 of speed, regulates temperature temperature adjustment buttons 102 and temp controlled meter 103 just, several evaporationsThe quantity of lid 6 is eight, and the quantity of several evaporating dishes 7 is eight, and several quantity of depositing hole 81 is eightIndividual.
In when operation, open the hot-blast conveying appliance in wind pushing box 1, by hot blast by air outlet 3 through givingAirduct 4 is sent in the evaporation tank 5 in detection case 2, opens the second motor 16, the second motor 16 beltsDrive lead screw synchronizing wheel 23, makes connecting plate 13 move up and down and make rotating disk 8 on screw mandrel 11 and guide rod 12To proper height, open the first motor 15, the first motor 15 belt transmission rotating disk synchronizing wheels 20, makeRotating shaft 9 makes to be located on rotating disk 8 eight and deposits in hole 81 evaporation under the control of angular transducer 30Ware 7 covers 6 with evaporation and docks, and allows evaporating dish 7 record weight interior the oven dry after constant weight weighs of evaporation tank 5.
The feed tube 17 again sample being covered on 6 by evaporation is inputted in evaporating dish 7, and start vaporizer is steamingSend out in process, add nitrogen by being located at the air inlet pipe 18 that evaporation covers on 6, carry out rapid evaporation, greatlyReduce evaporation time, and be located at evaporation cover escape pipe 19 on 6 can waste gas and the solvent of volatilization do not leak intoIn air, safe handling, protection of the environment.
When after solution north evaporate to dryness in evaporating dish 7, automatically from sample jar, load again solution, constantly repeat thisProcess, until the solution loaded in sample jar is dried evaporating dish 7 to constant weight, while weighing, passes throughThe first motor 15 and the second motor 16 belt transmission rotating disk synchronizing wheel 20 and screw mandrel synchronizing wheels 23, controlRotating disk 8 up and down or move left and right and evaporating dish 7 is put on the pallet in weigh scale weigh, charge toData.
For a person skilled in the art, can, according to above technical scheme and design, make otherVarious corresponding changes and distortion, and these all changes and distortion all should belong to right of the present inventionWithin the protection domain requiring.
Claims (8)
1. evaporation residue analyzer, comprises hot-blast conveying appliance and residue checkout gear, and described hot blast is defeatedSend device to be located in wind pushing box, described residue checkout gear is located in detection case, it is characterized in that:
Described residue checkout gear comprises evaporation tank, several evaporation lid, several evaporating dish, rotating disk, rotationAxle, rotating shaft holder, screw mandrel, guide rod, connecting plate, weigh scale, the first motor, the second motor;
Described wind pushing box is provided with air outlet, and described hot-blast conveying appliance passes through guide duct through described air outletBe connected in described evaporation tank;
Described several evaporation is covered on the top board of described evaporation tank, and described several evaporations cover and are respectively equipped withFeed tube, air inlet pipe, escape pipe;
Described rotating disk is located in described evaporation tank, and described rotating shaft holder is located at the base plate of described evaporation tankUpper, described rotating shaft one end is fixedly connected with described rotating disk, and the other end exposes through described rotating shaft holderBe connected in evaporation tank and with described connecting plate, described rotating shaft is provided with rotating disk synchronizing wheel, and described rotating disk is sameStep wheel drives and is connected with described the first motor, and described rotating disk is provided with several holes of depositing, described several evaporationsWare is located at respectively described several depositing on hole;
Described evaporation tank bottom surface is provided with bearing block, and described detection case base plate is provided with screw mandrel gripper shoe, described inScrew mandrel one end is connected in described bearing block, and the other end is connected in described screw mandrel gripper shoe, and described guide rod is located atDescribed screw mandrel both sides, its one end is fixedly connected with described bearing block, and the other end is fixedly connected on described detectionBox plate, described connecting plate is located on described screw mandrel and described guide rod, and it is synchronous that described screw mandrel is provided with screw mandrelWheel, described screw mandrel synchronizing wheel drives and is connected with described the second motor;
Described weigh scale is provided with pallet, and described pallet is located at described evaporation through at the bottom of described evaporation tank caseIn case, described weigh scale is fixedly connected on described detection case through balance support bar.
2. evaporation residue analyzer according to claim 1, is characterized in that: on described rotating shaftBe provided with angular transducer, described angular transducer is for controlling the anglec of rotation of described rotating disk.
3. evaporation residue analyzer according to claim 1, is characterized in that: described detection caseSidewall is provided with observes door, and the described outside of observing door is provided with decoration door.
4. evaporation residue analyzer according to claim 1, is characterized in that: described detection case oneSide is provided with radiator fan and louvre.
5. evaporation residue analyzer according to claim 1, is characterized in that: described the first motorBelt transmission is connected in described rotating disk synchronizing wheel, and described the second motor belt is in transmission connection same in described screw mandrelStep wheel.
6. evaporation residue analyzer according to claim 1, is characterized in that: described wind pushing box andDetection case bottom is respectively equipped with wheel.
7. evaporation residue analyzer according to claim 1, is characterized in that: on described wind pushing boxBe provided with display, temperature adjustment buttons, temp controlled meter.
8. evaporation residue analyzer according to claim 1, is characterized in that: described several evaporationsThe quantity of lid is eight, and the quantity of described several evaporating dishes is eight, and described several quantity of depositing hole isEight.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410236018.1A CN103969151B (en) | 2014-05-29 | 2014-05-29 | Evaporation residue analyzer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410236018.1A CN103969151B (en) | 2014-05-29 | 2014-05-29 | Evaporation residue analyzer |
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| CN103969151A CN103969151A (en) | 2014-08-06 |
| CN103969151B true CN103969151B (en) | 2016-05-25 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105928820B (en) * | 2016-06-15 | 2019-02-15 | 济南兰光机电技术有限公司 | A kind of rapid evaporation residue system and method |
| CN106840956B (en) * | 2017-03-31 | 2023-07-21 | 周学成 | Cold and hot double-cavity evaporation residue tester |
| CN108444862B (en) * | 2018-06-22 | 2024-02-13 | 广州西唐机电科技有限公司 | Evaporation residue measuring device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US6125687A (en) * | 1998-08-20 | 2000-10-03 | International Business Machines Corporation | Apparatus for measuring outgassing of volatile materials from an object |
| CN101776557B (en) * | 2009-12-17 | 2011-08-31 | 中国航天科技集团公司第五研究院第五一○研究所 | Device for testing grease evaporation rate in vacuum environment |
| CN202599780U (en) * | 2012-04-13 | 2012-12-12 | 东华大学 | Industrial or city sewage sludge bound water form and content measuring device |
| CN202947942U (en) * | 2012-11-29 | 2013-05-22 | 华南理工大学 | Microwave heating weight detection device |
| CN103439520B (en) * | 2013-08-16 | 2014-10-01 | 长沙开元仪器股份有限公司 | Automatic moisture tester and sample placing plate thereof |
| CN203881638U (en) * | 2014-05-29 | 2014-10-15 | 广州标际包装设备有限公司 | Evaporation residue tester |
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