CN220729779U - Pretreatment device for measuring coarse starch content of grains - Google Patents
Pretreatment device for measuring coarse starch content of grains Download PDFInfo
- Publication number
- CN220729779U CN220729779U CN202320929555.9U CN202320929555U CN220729779U CN 220729779 U CN220729779 U CN 220729779U CN 202320929555 U CN202320929555 U CN 202320929555U CN 220729779 U CN220729779 U CN 220729779U
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- CN
- China
- Prior art keywords
- reagent
- area
- vacuum filtration
- shell
- grains
- Prior art date
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- 229920002472 Starch Polymers 0.000 title claims abstract description 15
- 235000019698 starch Nutrition 0.000 title claims abstract description 15
- 239000008107 starch Substances 0.000 title claims abstract description 15
- 239000003153 chemical reaction reagent Substances 0.000 claims abstract description 44
- 238000002347 injection Methods 0.000 claims abstract description 28
- 239000007924 injection Substances 0.000 claims abstract description 28
- 238000003828 vacuum filtration Methods 0.000 claims abstract description 25
- 238000004821 distillation Methods 0.000 claims abstract description 14
- 239000007788 liquid Substances 0.000 claims abstract description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 11
- 238000001816 cooling Methods 0.000 claims abstract description 10
- 239000000243 solution Substances 0.000 description 6
- 239000012488 sample solution Substances 0.000 description 3
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 2
- 239000012153 distilled water Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 239000000276 potassium ferrocyanide Substances 0.000 description 2
- XOGGUFAVLNCTRS-UHFFFAOYSA-N tetrapotassium;iron(2+);hexacyanide Chemical compound [K+].[K+].[K+].[K+].[Fe+2].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-] XOGGUFAVLNCTRS-UHFFFAOYSA-N 0.000 description 2
- NWONKYPBYAMBJT-UHFFFAOYSA-L zinc sulfate Chemical compound [Zn+2].[O-]S([O-])(=O)=O NWONKYPBYAMBJT-UHFFFAOYSA-L 0.000 description 2
- 229960001763 zinc sulfate Drugs 0.000 description 2
- 229910000368 zinc sulfate Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 238000010561 standard procedure Methods 0.000 description 1
- 239000008400 supply water Substances 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
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- Automatic Analysis And Handling Materials Therefor (AREA)
Abstract
The utility model provides a pretreatment device for measuring the content of coarse starch in grains, which comprises a shell, a steam generator, a reagent quantitative injection device and a vacuum filtration device, wherein a distillation area, a reagent injection area and the vacuum filtration area are arranged outside the shell, the distillation area is provided with a water cooling device, and the steam generator is connected with a steam pipeline extending to the distillation area; the reagent bottle is arranged outside the shell and connected with the reagent quantitative injection device through a connecting pipeline, and the reagent quantitative injection device is connected with a reagent pipeline extending to a reagent injection area; the top of the shell is provided with a liquid cup to be filtered, the liquid cup to be filtered is connected with a vacuum filtration device, and the vacuum filtration device is connected with a collection pipeline extending to a vacuum filtration area. The pretreatment device for measuring the coarse starch content of the grains is simple to operate, greatly reduces manual operation steps, reduces the workload of operators, reduces experimental errors caused by manual operation, and improves the accuracy.
Description
Technical Field
The utility model relates to the technical field of measurement of coarse starch content of grains, in particular to a pretreatment device for measuring coarse starch content of grains.
Background
Currently, when measuring the crude starch content of grains, the starch content is usually measured by using a gb5006-85 national standard method, and the steps of the method include preparing a liquid to be measured, and then measuring the liquid to be measured. At present, the preparation of the liquid to be measured is finished by the manual operation of a measuring staff, and the operation steps are complex, the workload is large, and the time and the labor are wasted. Therefore, it is necessary to design a pretreatment device for measuring the coarse starch content of grains to solve the above technical problems.
Disclosure of Invention
The utility model aims to solve the problems in the prior art and provides a pretreatment device for measuring the coarse starch content of grains.
The utility model aims to achieve the aim, and the aim is achieved by the following technical scheme:
the pretreatment device for measuring the coarse starch content of the grains comprises a shell, wherein a steam generator, a reagent quantitative injection device and a vacuum filtration device are arranged inside the shell, a distillation area, a reagent injection area and a vacuum filtration area are arranged outside the shell, a water cooling device is arranged in the distillation area, and the steam generator is connected with a steam pipeline extending to the distillation area; four reagent bottles are arranged outside the shell, the four reagent bottles are respectively connected with the reagent quantitative injection device through connecting pipelines, and the reagent quantitative injection device is connected with a reagent pipeline extending to the reagent injection area; the top of the shell is provided with a liquid cup to be filtered, the liquid cup to be filtered is connected with the vacuum filtration device, and the vacuum filtration device is connected with a collecting pipeline extending to the vacuum filtration area.
Compared with the prior art, the utility model has the beneficial effects that:
the pretreatment device for measuring the coarse starch content of the grains is simple to operate, greatly reduces manual operation steps, reduces the workload of operators, reduces experimental errors caused by manual operation, and improves the accuracy.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Description of the reference numerals
1-shell, 2-steam generator, 3-reagent quantitative injection device, 4-vacuum filtration device, 5-distillation zone, 6-reagent injection zone, 7-vacuum filtration zone, 8-water cooling device, 9-steam pipeline, 10-reagent bottle, 11-connecting pipeline, 12-reagent pipeline, 13-to-be-filtered liquid cup, 14-collecting pipeline.
Detailed Description
The utility model will be further illustrated with reference to specific examples. It is to be understood that these examples are illustrative of the present utility model and are not intended to limit the scope of the present utility model. Further, it will be understood that various changes or modifications may be made by those skilled in the art after reading the teachings of the utility model, and such equivalents are intended to fall within the scope of the utility model as defined herein.
As shown in fig. 1, the pretreatment device for measuring the coarse starch content of grains comprises a shell 1, wherein a steam generator 2, a reagent quantitative injection device 3 and a vacuum filtration device 4 are arranged inside the shell 1, a distillation zone 5, a reagent injection zone 6 and a vacuum filtration zone 7 are arranged outside the shell 1, the distillation zone 5 is provided with a water cooling device 8, and the steam generator 2 is connected with a steam pipeline 9 extending to the distillation zone 5; four reagent bottles 10 are arranged outside the shell 1, the four reagent bottles 10 are respectively connected with the reagent quantitative injection device 3 through connecting pipelines 11, and the reagent quantitative injection device 3 is connected with a reagent pipeline 12 extending to the reagent injection zone 6; the top of the shell 1 is provided with a liquid cup 13 to be filtered, the liquid cup 13 to be filtered is connected with the vacuum filtration device 4, and the vacuum filtration device 4 is connected with a collecting pipeline 14 extending to the vacuum filtration area 7; the steam generator 2 and the water cooling device 8 can be respectively connected with tap water pipelines to supply water for the steam generator 2 and the water cooling device 8; a liquid pump is arranged on the connecting pipeline 11, and the reagent is provided for the reagent quantitative injection device 3 through the liquid pump.
Specifically, four reagent bottles 10 are used for holding a calcium chloride solution, a zinc sulfate solution, a potassium ferrocyanide solution, and distilled water, respectively. When the solution to be tested is prepared, four reagent bottles 10 are respectively filled with the solution, a reaction bottle is taken, a sample is added into the reaction bottle, then the reaction bottle is placed into a reagent injection area 6, a reagent quantitative injection device 3 is controlled to add 60 milliliters of calcium chloride solution into the reaction bottle, the reaction bottle is taken down and placed into a distillation area 5, a steam generator 2 is started, generated steam is introduced into the sample solution in the reaction bottle through a steam pipeline 9, the steam generator 2 is closed for 25 minutes when the sample solution boils, a water cooling device 8 at the bottom of the reaction bottle is started, the reaction bottle is taken down and placed into a reagent injection area 6 after cooling, a reagent quantitative injection device 3 is controlled to add 30 milliliters of distilled water, 1 milliliter of zinc sulfate solution and 1 milliliter of potassium ferrocyanide solution into the reaction bottle, the sample solution in the reaction bottle is poured into a cup 13 to be filtered after the constant volume of the reaction bottle is taken down, then a clean container is placed into a vacuum filtration area 7, a vacuum filtration device 4 is started, and filtrate is accessed for subsequent measurement. It should be noted that, the steam generator 2, the quantitative reagent injection device 3, the vacuum filtration device 4 and the water cooling device 8 are all in the prior art, and the structure and the working principle thereof are not repeated in this embodiment.
The pretreatment device for measuring the coarse starch content of the grains is simple to operate, manual operation steps are greatly reduced, workload of operators is reduced, experimental errors caused by manual operation are reduced, and accuracy is improved.
Claims (1)
1. The pretreatment device for measuring the coarse starch content of the grains is characterized by comprising a shell, wherein a steam generator, a reagent quantitative injection device and a vacuum filtration device are arranged inside the shell, a distillation area, a reagent injection area and a vacuum filtration area are arranged outside the shell, a water cooling device is arranged in the distillation area, and the steam generator is connected with a steam pipeline extending to the distillation area; four reagent bottles are arranged outside the shell, the four reagent bottles are respectively connected with the reagent quantitative injection device through connecting pipelines, and the reagent quantitative injection device is connected with a reagent pipeline extending to the reagent injection area; the top of the shell is provided with a liquid cup to be filtered, the liquid cup to be filtered is connected with the vacuum filtration device, and the vacuum filtration device is connected with a collecting pipeline extending to the vacuum filtration area.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320929555.9U CN220729779U (en) | 2023-04-21 | 2023-04-21 | Pretreatment device for measuring coarse starch content of grains |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320929555.9U CN220729779U (en) | 2023-04-21 | 2023-04-21 | Pretreatment device for measuring coarse starch content of grains |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220729779U true CN220729779U (en) | 2024-04-05 |
Family
ID=90489004
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320929555.9U Active CN220729779U (en) | 2023-04-21 | 2023-04-21 | Pretreatment device for measuring coarse starch content of grains |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220729779U (en) |
-
2023
- 2023-04-21 CN CN202320929555.9U patent/CN220729779U/en active Active
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| GR01 | Patent grant |