CN203881638U - Evaporation residue tester - Google Patents
Evaporation residue tester Download PDFInfo
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- CN203881638U CN203881638U CN201420284232.XU CN201420284232U CN203881638U CN 203881638 U CN203881638 U CN 203881638U CN 201420284232 U CN201420284232 U CN 201420284232U CN 203881638 U CN203881638 U CN 203881638U
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- evaporation
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- rotating disk
- detection case
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Abstract
The utility model provides an evaporation residue tester. An externally-arranged hot air conveying device is used for heating and evaporating detection test sample liquid in a detection box so that the detection test sample liquid is heated in closed space; evaporation dishes move up and down or left and right along a rotary shaft and screw rods under the driving of a motor to be in butt joint with evaporation covers or are arranged on a tray on a weighing balance to be weighed; each evaporation cover is provided with a liquid feeding pipe for adding samples, a gas feeding pipe for accelerating evaporating and inputting nitrogen gas, and a gas outlet pipe for collecting waste gas; finally, residues obtained by evaporation are arranged on the tray to be weighed; the whole detection process is automatically carried out and is free from manpower; the evaporation residue tester is simple in structure, convenient to operate and small in errors; obtained data are accurate, the needed cost is low and the potential safety hazards do not exist.
Description
Technical field
The utility model relates to residue analyzer field, relates 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, and the insolubles residual quantity that therefore detects packing container just seems particularly important.
The universal method of measuring according to GB/T9740-2008 chemical reagent evaporation residue has been described the instrument and the testing process that in evaporation residue residues detection process, use in standard.This experiment instrument is many, and 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 is consistent.Conventional aging method is exactly according to preparing heating water bath evaporating liquid in standard, is just put in baking oven and dries and cause constant weight when treating be evaporated to≤50ml of solution, and last cooling weighing, calculates residual quantity.This process evaporating dish not only will evaporate on water-bath, also will move on in baking oven and dry, and finally transfers in balance and weighs, whole process more complicated.Also semi-automatic detection of evaporation residue analyzer on market, preliminary sample solution 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 produces potential safety hazard, and the gas leaking out is by the human body inspiration health that is harmful to health.
Utility model content
The deficiency existing for prior art, the purpose of this utility model is to be to provide evaporation residue analyzer, and 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 have potential safety hazard.
For achieving the above object, the utility model can be achieved by the following technical programs:
Evaporation residue analyzer, comprises hot-blast conveying appliance and residue pick-up unit, and described hot-blast conveying appliance is located in wind pushing box, and described residue pick-up unit is located in detection case;
Described residue pick-up unit comprises evaporation tank, several evaporation lid, several evaporating dish, rotating disk, turning axle, rotating shaft holder, screw mandrel, guide rod, web joint, weigh scale, the first motor, the second motor;
Described wind pushing box is provided with air outlet, and described hot-blast conveying appliance is connected in described evaporation tank through described air outlet by guide duct;
Described several evaporation is covered on the top board of described evaporation tank, and described several evaporations cover and are respectively equipped with feed tube, draft tube, escape pipe;
Described rotating disk is located in described evaporation tank, described rotating shaft holder is located on the base plate of described evaporation tank, described turning axle one end is fixedly connected with described rotating disk, the other end exposes to evaporation tank and is connected with described web joint through described rotating shaft holder, described turning axle is provided with rotating disk synchronizing wheel, described rotating disk synchronizing wheel drives and is connected with described the first motor, and described rotating disk is provided with several holes of depositing, and described several evaporating dishes are located at respectively described several depositing on hole;
Described evaporation tank bottom surface is provided with bearing seat, described detection case base plate is provided with screw mandrel back up pad, described screw mandrel one end is connected in described bearing seat, the other end is connected in described screw mandrel back up pad, and described guide rod is located at described screw mandrel both sides, and its one end is fixedly connected with described bearing seat, the other end is fixedly connected on described detection case base plate, described web joint is located on described screw mandrel and described guide rod, and described screw mandrel is provided with screw mandrel synchronizing wheel, and 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 in described evaporation tank through at the bottom of described evaporation tank case, and described weigh scale is fixedly connected on described detection case through balance support bar.
Further, described turning axle is provided with angular transducer, and described angular transducer is for controlling the anglec of rotation of described rotating disk.
Further, the sidewall of described detection case is provided with observes door, and the described outside of observing door is provided with decoration 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, and described the second motor belt is in transmission connection 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 eight, and described several quantity of depositing hole is eight.
In sum, the utility model has the advantages that: by external hot-blast conveying appliance, test samples liquid in detection case is carried out to heating evaporation, evaporating dish is along with turning axle moves up and down or rotate, and cover combination with evaporation, it is heated in airtight space, cover the feed tube being provided with for application of sample in evaporation, accelerate the draft tube 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.
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 lids, 7, several evaporating dishes, 8, rotating disk, 81, deposit hole, 9, turning axle, 10, rotating shaft holder, 11, screw mandrel, 12, guide rod, 13, web joint, 14, weigh scale, 15, the first motor, 16, the second motor, 17, feed tube, 18, draft tube, 19, escape pipe, 20, rotating disk synchronizing wheel, 21, bearing seat, 22, screw mandrel back up pad, 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.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the utility model is further described:
As Fig. 1, shown in Fig. 2 and Fig. 3, evaporation residue analyzer, comprise hot-blast conveying appliance and residue pick-up unit, hot-blast conveying appliance is located in wind pushing box 1, residue pick-up unit is located in detection case 2, residue pick-up unit comprises evaporation tank 5, several evaporation lids 6, several evaporating dishes 7, rotating disk 8, turning axle 9, rotating shaft holder 10, screw mandrel 11, guide rod 12, web joint 13, weigh scale 14, the first motor 15, the second motor 16, wind pushing box 1 is provided with air outlet 3, hot-blast conveying appliance is connected in evaporation tank 5 through air outlet 3 by guide duct 4, several evaporation lids 6 are located on the top board of evaporation tank 5, several evaporations cover 6 and are respectively equipped with feed tube 17, draft tube 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, turning axle 9 one end are fixedly connected with rotating disk 8, the other end exposes to evaporation tank 5 and is connected with web joint 13 through rotating shaft holder 10, turning axle 9 is provided with rotating disk synchronizing wheel 20, rotating disk synchronizing wheel 20 drives and is connected with the first motor 15, rotating disk 8 is provided with several holes 81 of depositing, several evaporating dishes 7 are located at respectively several depositing on hole 81, evaporation tank 5 bottom surfaces are provided with bearing seat 21, detection case 2 base plates are provided with two screw mandrel back up pads 22, two rhizoid bar 11 one end are connected in bearing seat 21, the other end is connected in screw mandrel back up pad 22, two guide rods 12 are located at two rhizoid bar 11 both sides, its one end is fixedly connected with bearing seat 21, the other end is fixedly connected on the base plate of detection case 2, web joint 13 is located on two rhizoid bars 11 and two guide rods 12, on two rhizoid bars 11, be respectively equipped with screw mandrel synchronizing wheel 23, screw mandrel synchronizing wheel 23 drives and is connected with the second motor 16, weigh scale 14 is provided with pallet 24, pallet 24 is located in evaporation tank 5 through at the bottom of evaporation tank 5 casees, weigh scale 14 is fixedly connected on detection case 2 through balance support bar 25, wherein, the first motor 15 and the second motor 16 all belong to synchronous motor.
Turning axle 9 is provided with angular transducer 30, angular transducer 30 is the anglecs of rotation for controlling rotating disk 8, the sidewall of detection case 2 is provided with observes door 26, observing door 26 is the hermatic door of a heat-insulation transparent, the outside of observing door 26 is provided with decoration door 27, in the time of evaporation, can open decoration door 27, one side of detection case 2 is provided with radiator fan 29 and louvre 28, the first motor 15 belt gear are connected in rotating disk synchronizing wheel 20, the second motor 16 belt gear are connected in screw mandrel synchronizing wheel 23, wind pushing box 1 and detection case 2 bottoms are respectively equipped with wheel 31, be convenient to mobile and detect, wind pushing box 1 is provided with the display 101 for displays temperature and wind speed, regulate temperature adjustment buttons 102 and the temp controlled meter 103 of temperature height, the quantity of several evaporation lids 6 is eight, the quantity of several evaporating dishes 7 is eight, several quantity of depositing hole 81 is eight.
In the time of operation, open the hot-blast conveying appliance in wind pushing box 1, by hot blast by air outlet 3 in the evaporation tank 5 in ajutage 4 is sent into detection case 2, open the second motor 16, the second motor 16 belt gear screw mandrel synchronizing wheels 23, make web joint 13 move up and down and make rotating disk 8 to proper height on screw mandrel 11 and guide rod 12, open the first motor 15, the first motor 15 belt gear rotating disk synchronizing wheels 20, making turning axle 9 under the control of angular transducer 30, make to be located on rotating disk 8 eight deposits in hole 81 evaporating dish 7 and covers 6 with evaporation and dock, allow 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; start vaporizer; in evaporation process; add nitrogen by being located at the draft tube 18 covered on 6 of evaporation; carry out rapid evaporation, greatly reduce evaporation time, and be located at evaporation cover escape pipe 19 on 6 can waste gas and the solvent of volatilization do not leak in air; safe handling, protection of the environment.
When after solution north evaporate to dryness in evaporating dish 7, automatically from sample pot, load again solution, constantly repeat this process, until the solution loaded in sample pot, dry evaporating dish 7 to constant weight, while weighing, by the first motor 15 and the second motor 16 belt gear rotating disk synchronizing wheel 20 and screw mandrel synchronizing wheels 23, control rotating disk 8 up and down or move left and right and evaporating dish 7 is put on the pallet in weigh scale weigh, data-in.
For a person skilled in the art, can be according to above technical scheme and design, make other various corresponding changes and distortion, and these all changes and distortion all should belong to the protection domain of the utility model claim within.
Claims (8)
1. evaporation residue analyzer, comprises hot-blast conveying appliance and residue pick-up unit, and described hot-blast conveying appliance is located in wind pushing box, and described residue pick-up unit is located in detection case, it is characterized in that:
Described residue pick-up unit comprises evaporation tank, several evaporation lid, several evaporating dish, rotating disk, turning axle, rotating shaft holder, screw mandrel, guide rod, web joint, weigh scale, the first motor, the second motor;
Described wind pushing box is provided with air outlet, and described hot-blast conveying appliance is connected in described evaporation tank through described air outlet by guide duct;
Described several evaporation is covered on the top board of described evaporation tank, and described several evaporations cover and are respectively equipped with feed tube, draft tube, escape pipe;
Described rotating disk is located in described evaporation tank, described rotating shaft holder is located on the base plate of described evaporation tank, described turning axle one end is fixedly connected with described rotating disk, the other end exposes to evaporation tank and is connected with described web joint through described rotating shaft holder, described turning axle is provided with rotating disk synchronizing wheel, described rotating disk synchronizing wheel drives and is connected with described the first motor, and described rotating disk is provided with several holes of depositing, and described several evaporating dishes are located at respectively described several depositing on hole;
Described evaporation tank bottom surface is provided with bearing seat, described detection case base plate is provided with screw mandrel back up pad, described screw mandrel one end is connected in described bearing seat, the other end is connected in described screw mandrel back up pad, and described guide rod is located at described screw mandrel both sides, and its one end is fixedly connected with described bearing seat, the other end is fixedly connected on described detection case base plate, described web joint is located on described screw mandrel and described guide rod, and described screw mandrel is provided with screw mandrel synchronizing wheel, and 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 in described evaporation tank through at the bottom of described evaporation tank case, and 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: described turning axle is provided with angular transducer, and 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: the sidewall of described detection case 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 one side is provided with radiator fan and louvre.
5. evaporation residue analyzer according to claim 1, is characterized in that: described the first motor belt is in transmission connection in described rotating disk synchronizing wheel, and described the second motor belt is in transmission connection in described screw mandrel synchronizing wheel.
6. evaporation residue analyzer according to claim 1, is characterized in that: described wind pushing box and detection case bottom are respectively equipped with wheel.
7. evaporation residue analyzer according to claim 1, is characterized in that: described wind pushing box is provided with display, temperature adjustment buttons, temp controlled meter.
8. evaporation residue analyzer according to claim 1, is characterized in that: the quantity of described several evaporation lids is eight, and the quantity of described several evaporating dishes is eight, and described several quantity of depositing hole is eight.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420284232.XU CN203881638U (en) | 2014-05-29 | 2014-05-29 | Evaporation residue tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420284232.XU CN203881638U (en) | 2014-05-29 | 2014-05-29 | Evaporation residue tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203881638U true CN203881638U (en) | 2014-10-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420284232.XU Active CN203881638U (en) | 2014-05-29 | 2014-05-29 | Evaporation residue tester |
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| Country | Link |
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| CN (1) | CN203881638U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103969151A (en) * | 2014-05-29 | 2014-08-06 | 广州标际包装设备有限公司 | Evaporation residue tester |
-
2014
- 2014-05-29 CN CN201420284232.XU patent/CN203881638U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103969151A (en) * | 2014-05-29 | 2014-08-06 | 广州标际包装设备有限公司 | Evaporation residue tester |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Kang Feng Inventor before: Zhou Xuecheng |
|
| COR | Change of bibliographic data |