CN203673734U - Environment-friendly type demonstration apparatus for experiment of reducing copper oxide with carbon monoxide - Google Patents
Environment-friendly type demonstration apparatus for experiment of reducing copper oxide with carbon monoxide Download PDFInfo
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- CN203673734U CN203673734U CN201320304347.6U CN201320304347U CN203673734U CN 203673734 U CN203673734 U CN 203673734U CN 201320304347 U CN201320304347 U CN 201320304347U CN 203673734 U CN203673734 U CN 203673734U
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Abstract
The utility model belongs to the teaching appliance technology field and specifically relates to an environment-friendly type demonstration apparatus for an experiment of reducing copper oxide with carbon monoxide. The apparatus comprises an iron rack platform (1), a straight glass tube (2), a branch tube-equipped test tube (3), an alcohol lamp (4), a gas-guide tube (5), an airbag (6) and a tail gas bag (7). The apparatus is characterized in that one side of the iron rack platform (1) is provided with the branch tube-equipped test tube (3), the alcohol lamp (4) is placed on a base seat of the iron rack platform (1), the airbag (6) and the tail gas bag (7) are arranged at the other side of the iron rack platform (1), and the straight glass tube (2) is arranged on the upper end of the alcohol lamp (4) and is connected with the iron rack platform (1). An opening of the upper end of the branch tube-equipped test tube (3) is provided with a test tube plug (9), the gas-guide tube (5) extends all the way to the bottom part of the branch tube-equipped test tube (3) after running through the test tube plug (9). The beneficial effects of the apparatus are that the apparatus is simple in structure and strong in practicality, and the very visual demonstration apparatus is provided for students to understand and know the important meaning of the reducibility of carbon monoxide.
Description
Technical field
The utility model belongs to teaching aid technical field, is specifically related to environment-friendly type carbon monoxide reductive copper oxide experimental demonstration device.
Background technology
Chemical experiment is the important method that student understands, studies the natural law, it is the basis of whole chemistry teaching, it is the main path of cultivating student's hands-on and thinking ability, also be the effective means that help student understands chemical key concept, ultimate principle, the forward position of quality-oriented education and innovative education and the basis of basic educational reform, precondition and guarantee especially.
Because physical and chemical experiment and current techique practice, in conjunction with carrying out, can creativeness be carried out current techique teaching, can promote again the experimental teaching of physics and chemistry fresh course; Designing Self-made Realia can cultivate student's innovation ability, improve its comprehensive attainment, homemade various teaching aid can supplement again the deficiency of existing instrument, so teaching aid that current techique practice and chemistry, chemical experiment innovation realization are merged, it has embodied design concept, Green Chemistry theory and the chemical knowledge principle of current techique, has really reached material and has been easy to get, makes simple, environmental protection, is easy to the standard promoted.This teaching aid is suitable for student to be made personally, to cultivate its innovation and integrated practice ability.
As the significant experiment of carbon monoxide chemical property: copperoxide reduction with carbon monoxide experiment, lower in existing copperoxide reduction with carbon monoxide experiment success rate, and due to imappropriate to the vent gas treatment after reduction, combustion tail gas waste resource, be unfavorable for environmental protection, and owing to there being the problems referred to above, a lot of teachers no longer demonstrate above-mentioned experiment in the time of this class journey of professor, the significance of student being understood and is familiar with the reductibility of carbon monoxide has produced impact.
The living environment of environmental protection is that our common institute expects and has.Along with the theory of Green Chemistry is progressively accepted by numerous chemistry teachers, Greening of Chemistry Experiment has become new trend and the new problem of middle school chemical experiment reform.Improving original experimental provision, self-control Miniature environmental-protection chemistry teaching aid, is also one of important measures that realize Greening of Chemistry Experiment undoubtedly.Therefore, adopt current techique thought and method, with easily available plastic injector and transfusion device part be material, design and produce the gas experiment Miniature environmental-protection device with greenization theory, to a great extent positive response the requirement of green experiment link.
Summary of the invention
The purpose of this utility model is exactly to provide a kind of by probing into the experiment of copperoxide reduction with carbon monoxide; make student tentatively understand and be familiar with the reductibility of carbon monoxide; the enthusiasm and the creativeness that excite student to probe into experiment according to experimental phenomena, and then the environment-friendly type carbon monoxide reductive copper oxide experimental demonstration device of strengthening student's environmental protection consciousness.
The utility model is achieved through the following technical solutions:
Environment-friendly type carbon monoxide reductive copper oxide experimental demonstration device, comprise that iron stand 1, straight tube glass tube 2, tool prop up test tube 3, spirit lamp 4, wireway 5, airbag 6 and tail gas bag 7, it is characterized in that: described iron stand 1 one sides are provided with tool and prop up test tube 3, spirit lamp 4 is positioned on its base, and airbag 6 and tail gas bag 7 are located at one side; Straight tube glass tube 2 is located at spirit lamp 4 upper ends and is connected with iron stand 1.
Described straight tube glass tube 2 two ends are respectively equipped with single hole rubber plug 8, and its one end is connected with airbag 6 by wireway 5, and its other end also props up test tube 3 by wireway 5 and tool and is connected, and tool props up test tube 3 and is also connected with tail gas bag 7 by wireway 5.
Described tool props up test tube 3 upper end open places and is provided with test tube plug 9, and wherein wireway 5 penetrates test tube plug 9 and extends to tool always and prop up test tube 3 bottoms.
Between described straight tube glass tube 2 and airbag 6, be provided with and control folder I 10, between airbag 6 and tail gas bag 7, be provided with and control folder II 11, prop up between test tube 3 and tail gas bag 7 and be provided with and control folder III 12 at tool.
Compared with prior art, the beneficial effects of the utility model are:
The utility model utilizes airbag 6 carbon monoxide wherein can be pushed to clean characteristic as far as possible, make to a great extent not waste resource, and tail gas bag 7 can reclaim the carbon monoxide of reaction, reuses, and is beneficial to environmental protection.The beneficial effects of the utility model are:
1) CO gas discharge reaction and recovery are used simple to operate, safe.
2) package unit airtight, circulation, unreacted CO gas is recyclable, is beneficial to environmental protection, economic benefit is high.
3) CO gas reduction effect is better.Test completely, straight tube glass tube 2 is as copper rod, and visibility is large, is convenient to observe, and is conducive to that student understands, the reductibility of understanding carbon monoxide.
4) about 2-3 minute of the time of copperoxide reduction with carbon monoxide, required time is short, and speed is fast, and experiment is efficient.
Brief description of the drawings
Fig. 1 is one-piece construction schematic diagram of the present utility model.
In figure: iron stand 1, straight tube glass tube 2, tool prop up test tube 3, spirit lamp 4, wireway 5, airbag 6, tail gas bag 7, single hole rubber plug 8, test tube plug 9, control folder I 10, control folder II 11, control folder III 12.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described further:
Environment-friendly type carbon monoxide reductive copper oxide experimental demonstration device, comprises that iron stand 1, straight tube glass tube 2, tool prop up test tube 3, spirit lamp 4, wireway 5, airbag 6, tail gas bag 7, single hole rubber plug 8, test tube plug 9, control folder I 10, control folder II 11, control folder III 12.
As shown in Figure 1, wherein iron stand 1 one sides are provided with tool and prop up test tube 3, and tool props up test tube 3 upper end open places and is provided with test tube plug 9, and wireway 5 penetrates test tube plug 9 and extends to tool always and prop up test tube 3 bottoms, spirit lamp 4 is positioned on iron stand 1 base, and airbag 6 and tail gas bag 7 are located at iron stand 1 one sides.
Straight tube glass tube 2 is located at spirit lamp 4 upper ends and is connected with iron stand 1, be respectively equipped with single hole rubber plug 8 at its two ends, its one end is connected with airbag 6 by wireway 5, its other end also props up test tube 3 by wireway 5 and tool and is connected, tool props up test tube 3 and is also connected with tail gas bag 7 by wireway 5, between straight tube glass tube 2 and airbag 6, be provided with and control folder I 10, between airbag 6 and tail gas bag 7, be provided with and control folder II 11, prop up between test tube 3 and tail gas bag 7 and be provided with and control folder III 12 at tool.
The utility model is in the time of concrete use, first check impermeability of the present utility model, then give in straight tube glass tube 2 and add cupric oxide powder, tool props up in test tube 3 and adds and clarify lime water, and add sodium hydroxide solution in tail gas bag 7, then open and control folder I 10 and control folder II 11, gently be pressed with the airbag 6 of CO gas with left hand, discharge a small amount of air in straight tube glass tube 2 and device, the straight tube glass tube 2 of cupric oxide is equipped with in mobile spirit lamp 4 heating, can be observed the airbag 6 gas volumes minimizings that CO gas is housed, tail gas bag 7 slowly bulges, be equipped with in the straight tube glass tube 2 of cupric oxide and become bright redness by black, the clarification lime water that the gas generating can make tool prop up in test tube 3 becomes muddy.
After reaction finishes, after straight tube glass tube 2 is cooling, closing control folder I 10 and control folder II 11, take off straight tube glass tube 2 and tool and prop up test tube 3.Then the tail gas bag 7 that vibrates, is dissolved in sodium hydroxide solution remaining carbon dioxide completely, opens and controls folder III 12, and hand tail gas bag 7, discharged to the airbag 6 of collecting CO gas, prepares against unreacted CO gas again to recycle.
Claims (4)
1. environment-friendly type carbon monoxide reductive copper oxide experimental demonstration device, comprise that iron stand (1), straight tube glass tube (2), tool prop up test tube (3), spirit lamp (4), wireway (5), airbag (6) and tail gas bag (7), it is characterized in that: described iron stand (1) one side is provided with tool and props up test tube (3), spirit lamp (4) is positioned on its base, and airbag (6) and tail gas bag (7) are located at one side; Straight tube glass tube (2) is located at spirit lamp (4) upper end and is connected with iron stand (1).
2. environment-friendly type carbon monoxide reductive copper oxide experimental demonstration device as claimed in claim 1, it is characterized in that: described straight tube glass tube (2) two ends are respectively equipped with single hole rubber plug (8), its one end is connected with airbag (6) by wireway (5), its other end also props up test tube (3) by wireway (5) and tool and is connected, and tool props up test tube (3) and is also connected with tail gas bag (7) by wireway (5).
3. environment-friendly type carbon monoxide reductive copper oxide experimental demonstration device as claimed in claim 1, it is characterized in that: described tool props up test tube (3) upper end open place and is provided with test tube plug (9), wherein wireway (5) penetrates test tube plug (9) and extends to tool always and prop up test tube (3) bottom.
4. environment-friendly type carbon monoxide reductive copper oxide experimental demonstration device as claimed in claim 1, it is characterized in that: between described straight tube glass tube (2) and airbag (6), be provided with and control folder I (10), between airbag (6) and tail gas bag (7), be provided with and control folder II (11), prop up between test tube (3) and tail gas bag (7) and be provided with and control folder III (12) at tool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320304347.6U CN203673734U (en) | 2013-05-30 | 2013-05-30 | Environment-friendly type demonstration apparatus for experiment of reducing copper oxide with carbon monoxide |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320304347.6U CN203673734U (en) | 2013-05-30 | 2013-05-30 | Environment-friendly type demonstration apparatus for experiment of reducing copper oxide with carbon monoxide |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203673734U true CN203673734U (en) | 2014-06-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320304347.6U Expired - Fee Related CN203673734U (en) | 2013-05-30 | 2013-05-30 | Environment-friendly type demonstration apparatus for experiment of reducing copper oxide with carbon monoxide |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203673734U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104200728A (en) * | 2014-09-24 | 2014-12-10 | 南通大学 | Up-down filter type carbonic monoxide toxicity test device and method |
| CN104240574A (en) * | 2014-09-24 | 2014-12-24 | 南通大学 | Internal-external filtering type carbon monoxide poisoning testing device and testing method |
| CN109328774A (en) * | 2018-10-25 | 2019-02-15 | 吴玉丽 | A kind of agricultural greenhouse gas shield carbon dioxide sequestration replensiher |
-
2013
- 2013-05-30 CN CN201320304347.6U patent/CN203673734U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104200728A (en) * | 2014-09-24 | 2014-12-10 | 南通大学 | Up-down filter type carbonic monoxide toxicity test device and method |
| CN104240574A (en) * | 2014-09-24 | 2014-12-24 | 南通大学 | Internal-external filtering type carbon monoxide poisoning testing device and testing method |
| CN109328774A (en) * | 2018-10-25 | 2019-02-15 | 吴玉丽 | A kind of agricultural greenhouse gas shield carbon dioxide sequestration replensiher |
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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: 20140625 Termination date: 20150530 |
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| EXPY | Termination of patent right or utility model |