CN203350237U - Integrated sulfur dioxide residual amount tester - Google Patents
Integrated sulfur dioxide residual amount tester Download PDFInfo
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- CN203350237U CN203350237U CN 201320466709 CN201320466709U CN203350237U CN 203350237 U CN203350237 U CN 203350237U CN 201320466709 CN201320466709 CN 201320466709 CN 201320466709 U CN201320466709 U CN 201320466709U CN 203350237 U CN203350237 U CN 203350237U
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Abstract
The utility model discloses an integrated sulfur dioxide residual amount tester, which belongs to the field of analysis and detection. The integrated sulfur dioxide residual amount tester comprises a base and a detection system arranged on the base, wherein the detection system comprises a plurality of detection units; each detection unit comprises a heating unit, a distilling unit, a cooling unit, a receiving unit, a stirring unit and a nitrogen supply unit; each heating unit is a ceramic far infrared heater of an electrical appliance heating element; each distilling unit comprises a flask and a condensation pipe; each cooling unit comprises a water tank, a water pump and radiator; a forced air cooling system is further arranged outside each radiator; each receiving unit comprises a receiving bottle; each stirring unit is a magnetic stirrer; each nitrogen supply unit comprises a graduated tube of which the middle part is provided with a valve. According to the tester, the problems of looseness, lack of standardization and test of single samples existing in the conventional device are well solved, and the detection efficiency is increased.
Description
Technical field
The utility model relates to a kind of detection analyser, particularly a kind of integrated sulfur dioxide residual quantity analyzer.
Background technology
Sulphuric dioxide has bleaching, the effect such as anticorrosion and anti-oxidant, with sulfur fumigation Chinese crude drug and medicine materical crude slice, can make product color bright-coloured, and prevent its moldy metamorphism.But because sulphuric dioxide is a kind of stronger reductive agent, may cause the change of the effective constituent of Chinese crude drug own, the sulphuric dioxide of excess can cause intense stimulus to the human body stomach simultaneously, also can the thiamine combination in blood cause the organ generation pathologies such as brain liver spleen, thereby the Chinese crude drug that enables to cure the disease lessens the curative effect, even become paathogenic factor.Therefore increase the detection of Sulphur Dioxide in Chinese Herbal Medicines by Iodine Titration Method, control its residual quantity imperative." the Chinese pharmacopoeia inferior detection method of having formulated the Sulphur Dioxide in Chinese Herbal Medicines by Iodine Titration Method residual quantity of version one radicals by which characters are arranged in traditional Chinese dictionaries in 2010, at the first enlarged edition, the method has been carried out again to supplementary revision, and stipulate that " except as otherwise herein provided, the sulfur dioxide residual quantity of Medicinal material and cut crude drug (except mineral substance) must not be crossed 150mg/Kg in April, 2013 in medicinal material and medicine materical crude slice calibrating general rule publicity original text.”
At present, the detection method of sulphuric dioxide mainly contains colourimetry, the chromatography of ions and titrimetry etc.Colourimetry easily be disturbed and reagent toxicity large, seldom adopt; That the chromatography of ions has advantages of is exclusive, accurate, automaticity is high, but the instrument and equipment costliness is unfavorable for promoting the use of of basic unit's institutes of drug control; Titrimetry have device simply, advantage cheaply, be the legal detection method of pharmacopeia regulation.At present medicine inspecting institute of basic unit and Chinese medicine manufacturing enterprise are just actively developing the research of this detection method, but, because pharmacopeia has only been described the glass apparatus device of the method, the purchase of package unit, assembling and enforcement also need constantly perfect.For example: (1), except the glass apparatus device, also needs to be equipped with magnetic agitation, electric jacket, possesses the nitrogen device of tachograph etc., and assembled.Many grass-roots units think that purchase of equipment is many and loaded down with trivial details, assemble performance difficulty, can't carry out this detection method; (2) device assembled is multifarious, in use exist nitrogen flow rate unstable, heat inhomogeneous, easy gas leakage, easily bumping, be subject to the problem such as cooling water source impact, correspondingly bring that collimation is poor, the recovery is low etc. and directly affect the phenomenon of test findings.(3) inefficiency, equipment adopts the simply connected device at present, is difficult to process a plurality of samples simultaneously, and multiple batches of medicinal material is checked and wasted time and energy simultaneously.
The utility model content
In order to address the above problem, the utility model provides a kind of integrated sulfur dioxide residual quantity analyzer, and this analyzer has well improved the problem that current device is loose, lack of standardization, can only simple sample measure, and has improved the work efficiency of check.
The utility model solves the technical scheme that its technical matters adopts:
Integrated sulfur dioxide residual quantity analyzer, comprise base and be arranged on the detection system on base, it is characterized in that, described detection system comprises a plurality of detecting units, and each detecting unit comprises heating unit, distillation unit, cooling unit, receiving element, agitating unit and nitrogen gas supply unit; Described heating unit is arranged in base groove, adopts the ceramic far infrared heater of electrical equipment heating element; Described distillation unit comprise the flask that holds test article solution and to evaporated liquor cooling condenser pipe, described flask is seated on heating unit; Described condenser pipe is supported by the fixed support be fixed on base, the condenser pipe lower end is inserted in flask master mouth, be provided with in condenser pipe that an end sealing inserts in flask master mouth and the evaporated liquor pipeline that the other end is sample tap, also be provided with that an end connects water inlet and the other end connects cooling water pipeline in the condenser pipe of water delivering orifice; Described cooling unit comprises water tank, water pump and heating radiator, by pipeline, cooling water pipeline, heating radiator pipeline in water pump, condenser pipe is communicated with for water circulation pipe, and heating radiator also is provided with the forced air cooling outward; Receiving element comprises receiving bottle, and its other end of pipeline that an end connects sample tap passes in receiving bottle; Described agitating unit is magnetic agitation, comprises and is placed in the magnetic stick in receiving bottle and is positioned at the magnetic stirrer that receiving bottle is outer and coordinate with magnetic stick; Described nitrogen gas supply unit comprises the graduated tube of middle part with valve, the below that is positioned at valve is provided with nitrogen inlet, the sealing of described graduated tube lower end is inserted in the upper end of a bend pipe, and described bend pipe sealing is inserted in flask and pays in mouth, and the bottom of bend pipe is positioned at drag.
Described water tank, heating radiator and the forced air cooling share a set of.
Described ceramic far infrared heater shape, as heating bowl, is seated in base groove, and described ceramic far infrared heater is provided with temperature regulation structure.
Described temperature regulation structure is, be electrically connected on the thermoregulation knob of electrical equipment heating element, one temperature sensor for detection of heating-up temperature is arranged on heating bowl or, near heating bowl, the Temperature numerical that described temperature sensor detects transfers on the display screen be positioned on base.
Described nitrogen inlet is connected source nitrogen by pipeline with gas meter.
Also be provided with buret above receiving flask, described buret clamp is placed on the buret fixed mount.
Described detection system comprises 4 detecting units, the adjacent series connection of cooling unit in described 4 detecting units is one group, totally two groups, in each group, the water inlet of a condenser pipe connects water pump and rising pipe connects the water inlet of next condenser pipe, and the water delivering orifice of next condenser pipe connects heating radiator to water tank.
Also be provided with power switch, power light, magnetic agitation power switch, magnetic agitation power regulating knob on described base, pump power switch, heating power supply switch.
Determination method: get test article, pulverize, make on request test article solution.Test article solution is placed in to two neck round-bottomed flasks, adds water and hydrochloric acid, the link graduated tube, and, at the bottom of importing nitrogen and putting bottle, connect condenser pipe, and connect wireway at the sample tap place of condenser pipe, wireway is inserted to the conical flask bottom.Add water and starch indicator solution in conical flask as absorption liquid, be placed on magnetic stirring apparatus and constantly stir.Heat the interior solution of flask to boiling, and keep micro-boiling approximately after 3 minutes, to start to use the iodine titration solution titration, as calculated, draw sulfur dioxide residual quantity.
The beneficial effects of the utility model are:
1, the utility model is on the basis that does not change pharmacopeia regulation detection method principle, glass apparatus device, magnetic agitation, far-infrared ceramic heating, nitrogen flow controller and water circle device are combined, once can make 4 groups of samples, possess global design, elegant in appearance, water-saving and electricity-saving, the advantage such as time saving and energy saving.Well improved the problem that current device is loose, lack of standardization, can only simple sample measure, improved the work efficiency of check, aspect the sulfur dioxide residual quantity mensuration such as Traditional Chinese Medicine, food, health food, application prospect is preferably being arranged, promoting the use of of this instrument has market outlook preferably, can obtain economic benefit and social benefit preferably.
2, the applied research of intelligent integral sulfur dioxide residual quantity analyzer shows, uses intelligent integral sulfur dioxide residual quantity analyzer to carry out methodological study, and assay method is feasible; Determination data accurately, reliably; Amount to the individual batch samples of more than 10 kinds more than 100 by Traditional Chinese Medicines such as the Radix Codonopsis to Shandong Province's production, circulation and use link, Radix Angelicae Sinensis, the Radix Astragali, Radix Glycyrrhizaes and carry out sulfur dioxide residual quantity mensuration, prove that this product is stable, durable, easy to use.
The accompanying drawing explanation
Fig. 1 is perspective view of the present utility model;
Fig. 2 is condenser pipe perspective view of the present utility model;
Fig. 3 is graduated tube perspective view of the present utility model.
In figure: 10 bases, 11 ventilation gaps, 12 power switches, 13 control panels, 14 display screens, 15 heating power supply switches, 16 receiving bottles, 17 gas meters, 18 wireways, 19 burets, 20 buret fixed mounts, 21 condenser pipes, 22 water delivering orifices, 23 sample taps, 24 geometrical clamps, 25 drainpipes, 26 fixed supports, 27 adjusting sleeve pipes, 28 water inlet pipes, 29 graduated tubes, 30 nitrogen inlets, 31 valves, 32 bend pipes, 33 flasks are paid mouth, 34 flask master mouths, 35 graduated tube filling openings, 36 water inlets, 37 condenser pipe lower ends, 38 flasks.
Embodiment
Below in conjunction with accompanying drawing, be elaborated, as shown in Figure 1, Figure 2, Figure 3 shows.
Integrated sulfur dioxide residual quantity analyzer comprises base 10 and is arranged on the detection system on base that described detection system comprises 4 detecting units.Each detecting unit comprises heating unit, distillation unit, cooling unit, receiving element, agitating unit and nitrogen gas supply unit.These detecting units can single work, also can work simultaneously, can measure a plurality of samples simultaneously.
Heating unit is arranged in base groove, is arranged in a linear, and adopts the ceramic far infrared heater of electrical equipment heating element, and described ceramic far infrared heater shape, as heating bowl, is seated in base groove.Described ceramic far infrared heater is provided with temperature regulation structure, and described temperature regulation structure is, is electrically connected on the thermoregulation knob of electrical equipment heating element, regulates the heating power size that this thermoregulation knob can change the electrical equipment heating element.One temperature sensor for detection of heating-up temperature is arranged on heating bowl or, near heating bowl, the Temperature numerical that described temperature sensor detects transfers on the display screen 14 be positioned on base, according to temperature on display screen 14, just regulates thermoregulation knob.Heating bowl and flask close contact, the thermal efficiency is high, economize on electricity, good heat dissipation effect, be difficult for the heating overshoot; The electrical equipment heating element is contained, and the distillate that discord is revealed directly contacts, and water-fastly floods not fragilely, and the life-span is long.Selected heating power is 200～300 watts, in this power bracket, is heated, and distillation time is shorter, and is difficult for over-heating and causes the bumping phenomenon.The heating installation power supply mode adopts time variant voltage pulse power supply mode.
The distillation unit comprise the flask 38 that holds test article solution and to evaporated liquor cooling condenser pipe 21, described flask 38 is seated on heating unit, absorbs the heat that produces from heating unit to be distilled operation.Described condenser pipe 21 is supported by the fixed support 26 be fixed on base 10, and described fixed support 26 is detachable with being connected of base 10, so that transportation.Geometrical clamp 24 is two half-ring geometrical clamps, and this type geometrical clamp one end is hinged, and an end connects by adjusting bolt; Fixing, convenient and swift while unclamping condenser pipe, the condenser pipe fixed angle is accurate, be connected with adjusting sleeve pipe 27 with geometrical clamp 24, this adjusting sleeve pipe 27 is placed in the vertical rod of fixed support 26 solid at the vertical rod upper limit by the fixing top of set screw, is convenient to height and angular setting to condenser pipe 21.
Referring to Fig. 2, condenser pipe lower end 37 is inserted in flask master mouth 34, is provided with in condenser pipe 21 that an end sealing inserts in flask master mouth 34 and the evaporated liquor pipeline that the other end is sample tap 23; Also be provided with an end and connect water inlet 36 and the interior cooling water pipeline of condenser pipe of other end connection water delivering orifice 22.After flask 38 is heated, test article solution evaporation enters the evaporated liquor pipeline, and wherein, water vapor is met condensation and become water and come back to flask, and the sulphuric dioxide that is difficult for condensation enters in receiving bottle 16 from sample tap 23 and wireway 18.
Cooling unit comprises water tank, water pump and heating radiator, by pipeline, cooling water pipeline, heating radiator pipeline in water pump, condenser pipe is communicated with for water circulation pipe, and heating radiator also is provided with the forced air cooling outward, and the base side is provided with ventilation gaps 11.The adjacent series connection of cooling unit in 4 detecting units is one group, totally two groups, in each group, the water inlet of a condenser pipe connects water pump by water inlet pipe 28 and passes through the water inlet that rising pipe 25 connects next condenser pipe, and the water delivering orifice of next condenser pipe connects heating radiator to water tank.This series system not only guarantees to test and normally carries out, and simple in structure, cost is low.Simultaneously, adopt built-in cooling water source, avoid the dependence to external cooling water source, economical environment-protective.
Receiving element comprises that its other end of pipeline of receiving bottle 16, one ends connection sample taps passes in receiving bottle 16.Also be provided with buret 19 above receiving flask, described buret 19 is folded on buret fixed mount 20.Reach the desired liquid of rules in receiving bottle 16 after, can carry out in time the iodine titration solution titration, easy to use.
Agitating unit is magnetic agitation, comprises and is placed in the magnetic stick in receiving bottle 16 and is positioned at the magnetic stirrer that receiving bottle 16 is outer and coordinate with magnetic stick.Built-in four magnetic stirring apparatuses, rotating speed is controlled, and global design is elegant in appearance.
The nitrogen gas supply unit comprises the graduated tube 29 of middle part with valve 31, referring to Fig. 3, the below that is positioned at valve is provided with nitrogen inlet 30, and the sealing of described graduated tube lower end is inserted in the upper end of a bend pipe 32, described bend pipe 32 sealings are inserted in flask and pay in mouth 33, and the bottom of bend pipe is positioned at drag.The top of valve is the container with graduated tube filling opening 35, which is provided with scale, in order to the required liquid of annotating.
Described nitrogen inlet 30 is connected source nitrogen by pipeline with gas meter 17.Pass into nitrogen and be mainly and will remain in during sulphuric dioxide in flask 38 all drive out of, it is accurate to measure like this.Because the nitrogen stable chemical nature, the reaction of discord sulphuric dioxide, can play the effect of protection gas.This kind of structure can effectively be regulated nitrogen flow, need not connect in addition nitrogen gas generating device to control flow, saved cost.
Described water tank, heating radiator and the forced air cooling share a set of.
Also be provided with control panel 13 on base, described control panel 13 is provided with power switch 12, power light, magnetic agitation power switch, magnetic agitation power regulating knob, pump power switch, heating power supply switch 15.Above-mentioned switch plays a part corresponding control circuit work.The magnetic agitation power regulating knob can be regulated stirring rate and moment of torsion.
This product is nitrogen flow control, heating, distillation, cooling, the new device that stirs, receive six integrated designs, and outward appearance is clean and tidy, easy to use.
Claims (8)
1. integrated sulfur dioxide residual quantity analyzer, comprise base and be arranged on the detection system on base, it is characterized in that, described detection system comprises a plurality of detecting units, and each detecting unit comprises heating unit, distillation unit, cooling unit, receiving element, agitating unit and nitrogen gas supply unit; Described heating unit is arranged in base groove, adopts the ceramic far infrared heater of electrical equipment heating element; Described distillation unit comprise the flask that holds test article solution and to evaporated liquor cooling condenser pipe, described flask is seated on heating unit; Described condenser pipe is supported by the fixed support be fixed on base, the condenser pipe lower end is inserted in flask master mouth, be provided with in condenser pipe that an end sealing inserts in flask master mouth and the evaporated liquor pipeline that the other end is sample tap, also be provided with that an end connects water inlet and the other end connects cooling water pipeline in the condenser pipe of water delivering orifice; Described cooling unit comprises water tank, water pump and heating radiator, by pipeline, cooling water pipeline, heating radiator pipeline in water pump, condenser pipe is communicated with for water circulation pipe, and heating radiator also is provided with the forced air cooling outward; Receiving element comprises receiving bottle, and its other end of pipeline that an end connects sample tap passes in receiving bottle; Described agitating unit is magnetic agitation, comprises and is placed in the magnetic stick in receiving bottle and is positioned at the magnetic stirrer that receiving bottle is outer and coordinate with magnetic stick; Described nitrogen gas supply unit comprises the graduated tube of middle part with valve, the below that is positioned at valve is provided with nitrogen inlet, the sealing of described graduated tube lower end is inserted in the upper end of a bend pipe, and described bend pipe sealing is inserted in flask and pays in mouth, and the bottom of bend pipe is positioned at drag.
2. integrated sulfur dioxide residual quantity analyzer according to claim 1, is characterized in that, described water tank, heating radiator and the forced air cooling share a set of.
3. integrated sulfur dioxide residual quantity analyzer according to claim 1 and 2, is characterized in that, described ceramic far infrared heater shape, as heating bowl, is seated in base groove, and described ceramic far infrared heater is provided with temperature regulation structure.
4. integrated sulfur dioxide residual quantity analyzer according to claim 3, it is characterized in that, described temperature regulation structure is, be electrically connected on the thermoregulation knob of electrical equipment heating element, one temperature sensor for detection of heating-up temperature is arranged on heating bowl or, near heating bowl, the Temperature numerical that described temperature sensor detects transfers on the display screen be positioned on base.
5. integrated sulfur dioxide residual quantity analyzer according to claim 4, is characterized in that, described nitrogen inlet is connected source nitrogen by pipeline with gas meter.
6. integrated sulfur dioxide residual quantity analyzer according to claim 5, is characterized in that, also is provided with buret above receiving flask, and described buret clamp is placed on the buret fixed mount.
7. integrated sulfur dioxide residual quantity analyzer according to claim 6, it is characterized in that, described detection system comprises 4 detecting units, the adjacent series connection of cooling unit in described 4 detecting units is one group, totally two groups, in each group, the water inlet of a condenser pipe connects water pump and rising pipe connects the water inlet of next condenser pipe, and the water delivering orifice of next condenser pipe connects heating radiator to water tank.
8. integrated sulfur dioxide residual quantity analyzer according to claim 1, it is characterized in that, also be provided with power switch, power light, magnetic agitation power switch, magnetic agitation power regulating knob, pump power switch and heating power supply switch on described base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320466709 CN203350237U (en) | 2013-08-01 | 2013-08-01 | Integrated sulfur dioxide residual amount tester |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320466709 CN203350237U (en) | 2013-08-01 | 2013-08-01 | Integrated sulfur dioxide residual amount tester |
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| CN203350237U true CN203350237U (en) | 2013-12-18 |
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| CN 201320466709 Expired - Lifetime CN203350237U (en) | 2013-08-01 | 2013-08-01 | Integrated sulfur dioxide residual amount tester |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103353506A (en) * | 2013-08-01 | 2013-10-16 | 济南盛泰电子科技有限公司 | Integrated sulfur dioxide residue level determinator |
| CN104535731A (en) * | 2014-08-12 | 2015-04-22 | 泉州出入境检验检疫局综合技术服务中心 | Inflating and deflating device |
| CN104849399A (en) * | 2015-05-28 | 2015-08-19 | 四川农业大学 | Dog urinary stone chemical component analysis method and chemical component analysis equipment |
| CN117470616A (en) * | 2023-12-27 | 2024-01-30 | 绵阳师范学院 | Traditional Chinese medicine sulfur dioxide detection device |
-
2013
- 2013-08-01 CN CN 201320466709 patent/CN203350237U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103353506A (en) * | 2013-08-01 | 2013-10-16 | 济南盛泰电子科技有限公司 | Integrated sulfur dioxide residue level determinator |
| CN104535731A (en) * | 2014-08-12 | 2015-04-22 | 泉州出入境检验检疫局综合技术服务中心 | Inflating and deflating device |
| CN104849399A (en) * | 2015-05-28 | 2015-08-19 | 四川农业大学 | Dog urinary stone chemical component analysis method and chemical component analysis equipment |
| CN117470616A (en) * | 2023-12-27 | 2024-01-30 | 绵阳师范学院 | Traditional Chinese medicine sulfur dioxide detection device |
| CN117470616B (en) * | 2023-12-27 | 2024-03-08 | 绵阳师范学院 | Traditional Chinese medicine sulfur dioxide detection device |
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Granted publication date: 20131218 |
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| CX01 | Expiry of patent term |