CN203117025U - Nitrogen charging distiller - Google Patents
Nitrogen charging distiller Download PDFInfo
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- CN203117025U CN203117025U CN 201320093941 CN201320093941U CN203117025U CN 203117025 U CN203117025 U CN 203117025U CN 201320093941 CN201320093941 CN 201320093941 CN 201320093941 U CN201320093941 U CN 201320093941U CN 203117025 U CN203117025 U CN 203117025U
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Abstract
The utility model relates to a nitrogen charging distiller and belongs to the technical field of food detection. The nitrogen charging distiller comprises a flat bottom flask and a reflux condenser connected with the flat bottom flask, and further comprises a dropping funnel, a surge flask, an absorption flask and a volumetric flask, wherein the lower part of the dropping funnel is connected with the flat bottom flask through a glass tube; the surge flask is provided with a nitrogen access tube and a connecting pipe connected to the glass tube pipeline through which the dropping funnel and the flat bottom flask are connected; a gas outlet of the reflux condenser is connected with the absorption flask pipeline; and the absorption flask is also provided with a branch mouth connected with a gas outlet pipe, and the gas outlet pipe is inserted into the volumetric flask. The nitrogen charging distiller is used for distilling extraction of sulfur dioxide in botanical food to further detect the content of sulfur dioxide, and the botanical food comprises grains, beans, nut fruits, edible fungi, fruit, vegetable and products thereof.
Description
Technical field
The utility model relates to a kind of nitrogen distilling apparatus that fills, and belongs to the food inspection technical field.
Background technology
Sulphuric dioxide, sulphite, low sulphite, pyrosulfite and sulphur etc. use in food production as food additives.Mainly be to utilize their reductibility and as bleaching, anticorrosion, anti-oxidant and flour-dough improver etc., be used for each agricultural products and goods such as dried bamboo shoots, dry vegetalbe, dry fruit, mushroom, rice made products, biscuit, sugar, preserved fruit, can, bean vermicelli, Juice more.To its maximum using dosage, there is the strictness regulation (GB 2760-2011) of limiting the quantity of in country.When content of sulfur dioxide surpasses certain standard, then diminish human health.They have passivation to supporting one's family, the mankind's harm is shown as marrow atrophy, polyneuritis etc.Yet, some manufacturer or peasant are owing to be short in understanding to this, blindness escalated dose in the use, even illegal businessman arranged, agricultural product expired, that go mouldy are added excessive sulfites material, bleach, fumigate the back and sell, make sulfur dioxide residual quantity severe overweight in the agricultural product, directly be detrimental to health.For protecting people's health safety conscientiously, better control agricultural product quality and safety, very necessary to the accurate monitoring of agricultural product Central Asia sulphates content.Various distillation equipments are arranged at present, Chinese utility model patent as application number 201220294491.1 provides a kind of distilling apparatus, this distilling apparatus comprises rice steamer bucket and Zeng Gai, Zeng Gai is the platform shape, is provided with first water sealed tank at the oral area of rice steamer bucket, and insert in described first water sealed tank on the base of Zeng Gai, also comprise fairing cap, what fairing cap comprised coaming plate and was arranged at the coaming plate upside leads the vapour cover, and leading the vapour cover is the platform shape, and is provided with opening at the top of leading the vapour cover; Oral area at the rice steamer bucket also is provided with second water sealed tank, first water sealed tank and second water sealed tank along the rice steamer bucket radially ecto-entad set gradually, coaming plate inserts in second water sealed tank.Existing distilling apparatus also is not suitable for detection to the plant source sulfur dioxide in food, and therefore need design a kind of special device realizes this purpose.
The utility model content
It is a kind of accurate, easy, highly sensitive that the purpose of this utility model is to provide, and fills the nitrogen distilling apparatus for detection of all kinds of plant source sulfur dioxide in food.
The technical scheme that its technical matters that solves the utility model adopts is:
A kind of nitrogen distilling apparatus that fills, comprise flat bottom flask and the reflux condenser that is connected with flat bottom flask, this device also comprises tap funnel, surge flask, absorption bottle and volumetric flask, described tap funnel below links to each other with flat bottom flask by glass tube, surge flask is provided with nitrogen access tube and connecting pipe, connecting pipe is linked on the glass tube pipeline that tap funnel links to each other with flat bottom flask, the gas vent of described reflux condenser is connected with the absorption bottle pipeline, described absorption bottle also is provided with a bifurcations, this bifurcations is connected with escape pipe, and escape pipe is inserted into volumetric flask inside.This device is used for the distillation of plant-derived sulfur dioxide in food is extracted, and then content of sulfur dioxide is detected, and described plant-derived food comprises: grain class, beans, nut fruits, edible fungi, fruits, greengrocery and goods thereof.
As preferably, described reflux condenser is vertical is fixed on the flat bottom flask top, and the bottom of flat bottom flask is provided with temperature control ceramic electrical hot plate.Temperature control ceramic electrical hot plate is used for flat bottom flask is heated.
As preferably, described connecting pipe is inserted into the surge flask bottom.
As preferably, described volumetric flask is 50 milliliters of volumetric flasks.
As preferably, on the described nitrogen access tube pipeline flowmeter is installed.Flowmeter is used for the nitrogen that feeds is carried out speed control.
Advantage of the present utility model is: simple in structure, easy to use, testing result is reliable.
Description of drawings
Fig. 1 fills nitrogen distilling apparatus synoptic diagram for the glass in the utility model.
Among the figure: 1, nitrogen access tube, 2, flowmeter, 3, surge flask, 4, flat bottom flask, 5, temperature control ceramic electrical hot plate, 6, tap funnel, 7, reflux condensing tube, 71, bifurcations, 72, escape pipe, 8, absorption bottle, 9, volumetric flask, 10, connecting pipe, 11, glass tube, 12, gas vent.
Embodiment
Below by specific embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is described in further detail.Should be appreciated that enforcement of the present utility model is not limited to the following examples, any pro forma accommodation and/or change that the utility model is made all will fall into the utility model protection domain.
A kind of nitrogen distilling apparatus that fills as shown in Figure 1, comprise surge flask 3, flat bottom flask 4, the reflux condenser 7 that is connected with flat bottom flask 4, tap funnel 6, absorption bottle 8 and volumetric flask 9, the outlet of tap funnel below links to each other with flat bottom flask by glass tube 11, surge flask 3 is connected with nitrogen access tube 1 and connecting pipe 10, is equipped with on the nitrogen access tube pipeline for the flowmeter 2 that the nitrogen that feeds is carried out speed control.Connecting pipe is linked on glass tube 11 pipelines that tap funnel links to each other with flat bottom flask, and connecting pipe is inserted into the surge flask bottom.Reflux condenser 7 is vertical is fixed on flat bottom flask 4 tops, the bottom of flat bottom flask is provided with temperature control ceramic electrical hot plate 5, the gas vent 12 of reflux condenser 7 is connected with absorption bottle 8 pipelines, absorption bottle also is provided with a bifurcations 71, this bifurcations is connected with escape pipe 72, and escape pipe is inserted into the inside of volumetric flask 9.This volumetric flask is 50 milliliters of volumetric flasks.
This device is used for the distillation of plant-derived sulfur dioxide in food is extracted, and concrete grammar is as follows:
A) get an amount of plant-derived food samples and pulverize or smash to pieces after, take by weighing 0.2 ~ 10 g in 250 mL flat bottom flasks;
B) measure 1+1 hydrochloric acid solution 10 mL in tap funnel, measure 0.05 % buffered formaldehyde liquid, 20 mL respectively in absorption bottle and 50 mL volumetric flasks, insert distilling apparatus, and the adjusting nitrogen flow is 0.5 L/min ~ 0.6 L/min;
C) in flat bottom flask, add 50 mL deionized waters and immediately reinstall distilling apparatus.Hydrochloric acid solution in the tap funnel is put into flask;
D) temperature control ceramic electric heating plate temperature is transferred to 500 ℃, make that content boils in the flat bottom flask, and keep boiling 30-40 min;
E) take off absorption bottle, and it is changed in the volumetric flask, with the flushing of 0.05 % buffered formaldehyde liquid, constant volume, obtain the sample distillate.Can carry out the detection of sulphuric dioxide to this sample distillate then.
Above-described embodiment is a kind of preferable scheme of the present utility model, is not that the utility model is done any pro forma restriction, also has other variant and remodeling under the prerequisite that does not exceed the technical scheme that claim puts down in writing.
Claims (6)
1. one kind is filled the nitrogen distilling apparatus, comprise flat bottom flask and the reflux condenser that is connected with flat bottom flask, it is characterized in that: this device also comprises tap funnel, surge flask, absorption bottle and volumetric flask, described tap funnel below links to each other with flat bottom flask by glass tube, surge flask is provided with nitrogen access tube and connecting pipe, connecting pipe is linked on the glass tube pipeline that tap funnel links to each other with flat bottom flask, the gas vent of described reflux condenser is connected with the absorption bottle pipeline, described absorption bottle also is provided with a bifurcations, this bifurcations is connected with escape pipe, and escape pipe is inserted into volumetric flask inside.
2. a kind of nitrogen distilling apparatus that fills according to claim 1 is characterized in that: described reflux condenser is vertical is fixed on the flat bottom flask top, and the bottom of flat bottom flask is provided with temperature control ceramic electrical hot plate.
3. a kind of nitrogen distilling apparatus that fills according to claim 1 and 2 is characterized in that: described connecting pipe is inserted into the surge flask bottom.
4. a kind of nitrogen distilling apparatus that fills according to claim 1 and 2, it is characterized in that: described volumetric flask is 50 milliliters of volumetric flasks.
5. a kind of nitrogen distilling apparatus that fills according to claim 3, it is characterized in that: described volumetric flask is 50 milliliters of volumetric flasks.
6. a kind of nitrogen distilling apparatus that fills according to claim 1 and 2 is characterized in that: on the described nitrogen access tube pipeline flowmeter is installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320093941 CN203117025U (en) | 2013-03-01 | 2013-03-01 | Nitrogen charging distiller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320093941 CN203117025U (en) | 2013-03-01 | 2013-03-01 | Nitrogen charging distiller |
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| Publication Number | Publication Date |
|---|---|
| CN203117025U true CN203117025U (en) | 2013-08-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201320093941 Expired - Fee Related CN203117025U (en) | 2013-03-01 | 2013-03-01 | Nitrogen charging distiller |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103372325A (en) * | 2013-08-08 | 2013-10-30 | 中华人民共和国梧州出入境检验检疫局 | Water distillation apparatus |
| 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 |
| CN106404459A (en) * | 2016-08-26 | 2017-02-15 | 中国原子能科学研究院 | Automatic sampling device of tritium in water |
| CN106872236A (en) * | 2017-04-07 | 2017-06-20 | 北京普立泰科仪器有限公司 | Sulfur dioxide automatic extracting device |
| CN110064448A (en) * | 2019-05-17 | 2019-07-30 | 山东新希望六和集团有限公司 | One kind is for being saponified reflux nitrogen filled protection device |
-
2013
- 2013-03-01 CN CN 201320093941 patent/CN203117025U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103372325A (en) * | 2013-08-08 | 2013-10-30 | 中华人民共和国梧州出入境检验检疫局 | Water distillation apparatus |
| CN103372325B (en) * | 2013-08-08 | 2015-06-03 | 中华人民共和国梧州出入境检验检疫局 | Water distillation apparatus |
| 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 |
| CN106404459A (en) * | 2016-08-26 | 2017-02-15 | 中国原子能科学研究院 | Automatic sampling device of tritium in water |
| CN106404459B (en) * | 2016-08-26 | 2019-10-15 | 中国原子能科学研究院 | The automation sampler of tritium in a kind of water |
| CN106872236A (en) * | 2017-04-07 | 2017-06-20 | 北京普立泰科仪器有限公司 | Sulfur dioxide automatic extracting device |
| CN106872236B (en) * | 2017-04-07 | 2024-01-26 | 北京普立泰科仪器有限公司 | Sulfur dioxide automatic extraction device |
| CN110064448A (en) * | 2019-05-17 | 2019-07-30 | 山东新希望六和集团有限公司 | One kind is for being saponified reflux nitrogen filled protection device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130807 Termination date: 20160301 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |