CN203588549U - Environmental-protection type ammonia laboratory preparation demonstration device - Google Patents
Environmental-protection type ammonia laboratory preparation demonstration device Download PDFInfo
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- CN203588549U CN203588549U CN201320798991.3U CN201320798991U CN203588549U CN 203588549 U CN203588549 U CN 203588549U CN 201320798991 U CN201320798991 U CN 201320798991U CN 203588549 U CN203588549 U CN 203588549U
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- way pipe
- separating funnel
- laboratory preparation
- type ammonia
- environmental
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Abstract
The utility model belongs to the technical field of chemistry teaching aids and relates to an environmental-protection type ammonia laboratory preparation demonstration device. The environmental-protection type ammonia laboratory preparation demonstration device includes an iron stand (1) with an iron clamp, a double-neck flask (2), a separatory funnel I (3), a separatory funnel II (4), a spherical drying tube (5), a three-way pipe (6), a fine duct (7), a beaker (8), a control clamp I (9), a control clamp II (10) and a plurality of air guide tubes. The environmental-protection type ammonia laboratory preparation demonstration device is characterized in that the double-neck flask (2) is arranged on the iron clamp of the iron stand (1); the upper end of the double-neck flask (2) is provided with the separatory funnel I (3); one side of the double-neck flask (2) is provided with the spherical drying tube (5); one side of the spherical drying tube (5) is provided with the three-way pipe (6); the separatory funnel II (4) is arranged above the three-way pipe (6); and the beaker (8) is arranged below the three-way pipe (6). The environmental-protection type ammonia laboratory preparation demonstration device of the utility model is advantageous in structural simplicity and strong practicability. With the environmental-protection type ammonia laboratory preparation demonstration device adopted, production, collection, dissolution, inverse suction prevention and pollution prevention of ammonia can be organically combined together.
Description
Technical field
The utility model belongs to chemical teaching aid technical field, is specifically related to a kind of apparatus for demonstrating of environment-friendly type ammonia laboratory preparation.
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 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 New Curriculum of Chemistry; Designing Self-made Realia can cultivate student's innovation ability, improve its comprehensive attainment, homemade various teaching aid can supplement the deficiency of existing instrument again, 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.
The experiment that produces fountain after the preparation method of ammonia and ammonia are water-soluble is one of lecture experiment important in middle school, but in teaching, not to demonstrate complexity, be exactly due to the easy contaminated environment of ammonia, be difficult for processing, make to have a greatly reduced quality to teacher's teaching efficiency, so a kind of producing ammonia, collect, dissolve, anti-suck, anti-pollution organically combining, environmental protection and economy not only, and can allow student more know this reaction, simultaneously also for teacher gains time, make this device introduce the experiment used time, can strengthen interest, can produce fascinating effect, this situation of founding, bring out problem, extend and expand, the method of introducing new class can reduce the knowledge difficulty on teaching material, strengthen the teaching efficiency of this class.
Summary of the invention
It is a kind of simple in structure, practical strong that the purpose of this utility model will provide exactly, and can be the producing of ammonia, collect, dissolving, anti-suck, anti-pollution organically combining, environmental protection and economy not only, and can allow student more know this reaction, also for teacher gains time, improve the apparatus for demonstrating of the environment-friendly type ammonia laboratory preparation of teaching efficiency simultaneously.
The utility model is achieved through the following technical solutions:
A kind of apparatus for demonstrating of environment-friendly type ammonia laboratory preparation, comprise the iron stand 1 with iron clamp, twoport flask 2, separating funnel I 3, separating funnel II 4, spherical drying tube 5, three-way pipe 6, fine duct 7, beaker 8, control folder I 9, control folder II 10 and some wireways, it is characterized in that: described twoport flask 2 is arranged on the iron clamp of iron stand 1, be provided with in the top separating funnel I 3, in one side, be also provided with spherical drying tube 5, in spherical drying tube 5 one sides, be provided with three-way pipe 6, above three-way pipe 6, be provided with separating funnel II 4, three-way pipe 6 belows are provided with beaker 8.
Described separating funnel I 3 is through twoport flask 2 upper end bottle stoppers, and the spherical drying tube 5 connecting by wireway at the opening of twoport flask 2 one sides is also connected with three-way pipe 6, and wherein three-way pipe 6 upper ends are connected with separating funnel II 4.
Described fine duct 7 one end are in separating funnel II 4, and its other end runs through three-way pipe 6 and extends to beaker 8 bottoms always.
Described separating funnel I 3 is provided with controls folder I 9, is provided with and controls folder II 10 on the wireway connecting between spherical drying tube 5 and three-way pipe 6.
Compared with prior art, the beneficial effects of the utility model are:
The iron stand 1 that the utility model provides, twoport flask 2, separating funnel I 3, separating funnel II 4, spherical drying tube 5, three-way pipe 6, fine duct 7, beaker 8, control folder I 9, control folder II 10 and some wireways etc. are pinched the teaching aid of the article assembled configuration complexity of coming at one's side conveniently, compare with experimental facilities in the past, reached material and be easy to get, make simple.And in daily experiment, this teaching aid can use continuously, simple in structure, can use on a large scale popularization, and the utility model is when test with it, can strengthen interest, can produce fascinating effect, thisly found situation, bring out problem, extend the method for expanding, introduce new class and can reduce the knowledge difficulty on teaching material, strengthen the vivid presentation process of teaching efficiency of this class, make whole teaching process effect remarkable, greatly promoted the aspiration to knowledge of student's Scientific exploration.
The beneficial effects of the utility model are: material source is in life, simple in structure, practical strong, and can be the producing of ammonia, collect, dissolving, anti-suck, anti-pollution organically combining, environmental protection and economy not only, and can allow student more know this reaction, also for teacher gains time, improve the apparatus for demonstrating of the environment-friendly type ammonia laboratory preparation of teaching efficiency simultaneously.
Accompanying drawing explanation
Fig. 1 is one-piece construction schematic diagram of the present utility model.
In figure: iron stand 1, twoport flask 2, separating funnel I 3, separating funnel II 4, spherical drying tube 5, three-way pipe 6, fine duct 7, beaker 8, control folder I 9, control folder II 10.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described further:
An apparatus for demonstrating for environment-friendly type ammonia laboratory preparation, comprises iron stand 1, twoport flask 2, separating funnel I 3, separating funnel II 4, spherical drying tube 5, three-way pipe 6, fine duct 7, beaker 8, controls folder I 9 and control folder II 10.
As shown in Figure 1, wherein twoport flask 2 is arranged on the iron clamp of iron stand 1, in twoport flask 2 upper ends, be provided with separating funnel I 3, in twoport flask 2 one sides, be also provided with spherical drying tube 5, in spherical drying tube 5 one sides, be provided with three-way pipe 6, above three-way pipe 6, be provided with separating funnel II 4, three-way pipe 6 belows are provided with beaker 8.
Wherein said separating funnel I 3 is through twoport flask 2 upper end bottle stoppers, and the spherical drying tube 5 connecting by wireway at the opening of twoport flask 2 one sides is also connected with three-way pipe 6, and wherein three-way pipe 6 upper ends are connected with separating funnel II 4.
Wherein fine duct 7 one end are in separating funnel II 4, and its other end runs through three-way pipe 6 and extends to beaker 8 bottoms always.
Wherein separating funnel I 3 is provided with and controls folder I 9, is provided with and controls folder II 10 on the wireway connecting between spherical drying tube 5 and three-way pipe 6.
The utility model is when concrete use, first the impermeability of testing fixture, if at twoport flask 2 bottom sodium hydrate solids, in spherical drying tube 5, add soda-lime, in separating funnel I 3, strong aqua is housed, open the control folder I 9 in separating funnel I 3 and control folder II 10, now the moisture content in strong aqua contacts with sodium hydrate solid, emit a large amount of heat, make strong aqua volatilization, produce ammonia, ammonia enters in separating funnel II 4 by three-way pipe 6 after being dried by the soda-lime in spherical drying tube 5, ammonia in separating funnel II 4 is along with the increase of amount, the fine duct 7 that passes through progressively enters the beaker 8 that is added with phenolphthalein test solution water, water in beaker 8 reddens, represent that the ammonia in separating funnel II 4 is sufficient, now closing control is pressed from both sides II 10, ammonia in separating funnel II 4 is dissolved in the water in beaker 8, pressure in separating funnel II 4 is reduced, water in beaker 8 is pressed in separating funnel II 4 by fine duct 7 under the effect of atmospheric pressure, form red fountain.
Claims (4)
1. the apparatus for demonstrating of an environment-friendly type ammonia laboratory preparation, comprise the iron stand (1) with iron clamp, twoport flask (2), separating funnel I (3), separating funnel II (4), spherical drying tube (5), three-way pipe (6), fine duct (7), beaker (8), control folder I (9), control folder II (10) and some wireways, it is characterized in that: described twoport flask (2) is arranged on the iron clamp of iron stand (1), be provided with in the top separating funnel I (3), in one side, be also provided with spherical drying tube (5), in spherical drying tube (5) one sides, be provided with three-way pipe (6), in three-way pipe (6) top, be provided with separating funnel II (4), three-way pipe (6) below is provided with beaker (8).
2. the apparatus for demonstrating of a kind of environment-friendly type ammonia laboratory preparation as claimed in claim 1, it is characterized in that: described separating funnel I (3) is through twoport flask (2) upper end bottle stopper, the spherical drying tube (5) connecting by wireway at the opening of twoport flask (2) one sides is also connected with three-way pipe (6), and wherein three-way pipe (6) upper end is connected with separating funnel II (4).
3. the apparatus for demonstrating of a kind of environment-friendly type ammonia laboratory preparation as claimed in claim 1, is characterized in that: described fine duct (7) one end is in separating funnel II (4), and its other end runs through three-way pipe (6) and extends to beaker (8) bottom always.
4. the apparatus for demonstrating of a kind of environment-friendly type ammonia laboratory preparation as claimed in claim 1, it is characterized in that: described separating funnel I (3) is provided with controls folder I (9), is provided with and controls folder II (10) on the wireway connecting between spherical drying tube (5) and three-way pipe (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320798991.3U CN203588549U (en) | 2013-12-05 | 2013-12-05 | Environmental-protection type ammonia laboratory preparation demonstration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320798991.3U CN203588549U (en) | 2013-12-05 | 2013-12-05 | Environmental-protection type ammonia laboratory preparation demonstration device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203588549U true CN203588549U (en) | 2014-05-07 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320798991.3U Expired - Fee Related CN203588549U (en) | 2013-12-05 | 2013-12-05 | Environmental-protection type ammonia laboratory preparation demonstration device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203588549U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108584983A (en) * | 2018-05-29 | 2018-09-28 | 内蒙古工业大学 | Laboratory ammonia preparation system |
| CN109658793A (en) * | 2019-01-15 | 2019-04-19 | 谷睿涵 | A kind of device for ammonia fountain experiment |
-
2013
- 2013-12-05 CN CN201320798991.3U patent/CN203588549U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108584983A (en) * | 2018-05-29 | 2018-09-28 | 内蒙古工业大学 | Laboratory ammonia preparation system |
| CN109658793A (en) * | 2019-01-15 | 2019-04-19 | 谷睿涵 | A kind of device for ammonia fountain experiment |
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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: 20140507 Termination date: 20141205 |
|
| EXPY | Termination of patent right or utility model |