CN107862957A - One kind experiment reaction integrated apparatus - Google Patents
One kind experiment reaction integrated apparatus Download PDFInfo
- Publication number
- CN107862957A CN107862957A CN201711402429.3A CN201711402429A CN107862957A CN 107862957 A CN107862957 A CN 107862957A CN 201711402429 A CN201711402429 A CN 201711402429A CN 107862957 A CN107862957 A CN 107862957A
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- CN
- China
- Prior art keywords
- injection device
- syringe
- auxiliary
- main
- tube
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000002474 experimental method Methods 0.000 title claims abstract description 24
- 238000002347 injection Methods 0.000 claims abstract description 51
- 239000007924 injection Substances 0.000 claims abstract description 51
- 238000005086 pumping Methods 0.000 claims description 4
- 229920000915 polyvinyl chloride Polymers 0.000 claims 1
- 239000004800 polyvinyl chloride Substances 0.000 claims 1
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 abstract description 40
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 abstract description 24
- 239000000243 solution Substances 0.000 abstract description 18
- 239000001569 carbon dioxide Substances 0.000 abstract description 12
- 229910002092 carbon dioxide Inorganic materials 0.000 abstract description 12
- 238000005516 engineering process Methods 0.000 abstract description 3
- 230000007774 longterm Effects 0.000 abstract description 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 13
- 235000011121 sodium hydroxide Nutrition 0.000 description 13
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 10
- 239000007788 liquid Substances 0.000 description 10
- 238000000034 method Methods 0.000 description 10
- 229910000029 sodium carbonate Inorganic materials 0.000 description 7
- 239000007789 gas Substances 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 239000003814 drug Substances 0.000 description 4
- 229920001971 elastomer Polymers 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- GCNLQHANGFOQKY-UHFFFAOYSA-N [C+4].[O-2].[O-2].[Ti+4] Chemical compound [C+4].[O-2].[O-2].[Ti+4] GCNLQHANGFOQKY-UHFFFAOYSA-N 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000004816 latex Substances 0.000 description 1
- 229920000126 latex Polymers 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000011002 quantification Methods 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B23/00—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes
- G09B23/24—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for chemistry
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Analysis (AREA)
- Mathematical Physics (AREA)
- Algebra (AREA)
- Computational Mathematics (AREA)
- General Health & Medical Sciences (AREA)
- Health & Medical Sciences (AREA)
- Mathematical Optimization (AREA)
- Medicinal Chemistry (AREA)
- Pure & Applied Mathematics (AREA)
- Business, Economics & Management (AREA)
- Chemical & Material Sciences (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- Theoretical Computer Science (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention belongs to chemistry teaching appliance technology, tested more particularly to one kind with reaction integrated apparatus, including injection device one and injection device two, injection device one and injection device two include main syringe and auxiliary syringe one and auxiliary syringe two with main syringe UNICOM, are connected between injection device one and injection device two by U-tube.Simplify experimental procedure, shorten the careful preparation time：Syringe is as the generation and collection device for producing carbon dioxide, current carbon dioxide now processed.The device can carry out carbon dioxide and the experiment of sodium hydroxide solution reaction, be made up of, small volume and less weight, be convenient for carrying the members of 50ml and 5ml syringes and transfusion device, simple to operate, and repeatability is strong, makes complexes, can be long-term use of.
Description
Technical field
The invention belongs to chemistry teaching appliance technology, and in particular to one kind experiment reaction integrated apparatus.
Background technology
People is taught in the unit problem one of version ninth grade volume two the tenth, the reaction for carbon dioxide and sodium hydroxide solution, only
It is to allow the reaction of student's analogy carbon dioxide and aqua calcis, writes out corresponding reaction equation, design is related
Experiment, thus the reaction lack perceptual recognition that student is important to this, because sodium hydroxide solution and sodium carbonate liquor are all
Colourless, if the reaction of demonstration sodium hydroxide solution and carbon dioxide is difficult to obvious phenomenon occur in open-top receptacle.
Conventional experimental demonstration method has：Bottle gulps down egg method, soft plastic bottle method, balloon method, suck-back method, U-tube method and fountain
Method.But existing experimental method has problems with, the dosage of 1. medicines is big；2. need to collect substantial amounts of carbon dioxide gas before the class
Body；3. instrument is more numerous and diverse；4. device air-tightness is general, experiment is usually unsuccessful；5. the CO gathered2In addition H2O and NaOH are molten
Easily make the CO in gas bottle during liquid2Overflow, cause larger error occur.
The content of the invention
For above-mentioned technical problem, being tested the invention provides one kind can be reduced with reaction integrated apparatus, the device
The dosage of medicine, device air-tightness is good, and success rate is high, and effect is preferable.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention is：
One kind experiment reaction integrated apparatus, including injection device one and injection device two, injection device one and injection device
Two also wrap including main syringe and auxiliary syringe one and auxiliary syringe two with main syringe UNICOM, injection device two
Include U-tube, connected between two main syringes in injection device one and injection device two by U-tube, the U-tube is provided with
Two flow regulators.
Preferably, the injection device two can be replaced with auxiliary syringe three, auxiliary syringe three and injection device one
Connection.
Preferably, the U-tube is adsorption.
Preferably, the both ends of the U-tube pumping with main syringe in injection device one and injection device two respectively
End connection.
Preferably, the main syringe can be fixed on Graphic Panel by U-shaped card, it is easy to experiment shows.
The present invention compared with prior art, has an advantageous effect in that：
1. saving medicine, reagent concentration is low, safer, the Na of one medicine 8ml of scheme 6%2CO3Solution；7ml 5% H2SO4It is molten
Liquid；The NaOH solutions of 3.2ml 6%；3.2ml water.The agents useful for same of scheme two：4ml 6% Na2CO3Solution；3.4ml 5% H2SO4It is molten
Liquid；The NaOH solutions of 3.2ml 6%.
2. simplifying experimental procedure, shorten the careful preparation time：Syringe is as the generation for producing carbon dioxide and collects dress
Put, current carbon dioxide now processed.
3. device is made up of the members of 50ml and 5ml syringes and transfusion device, small volume and less weight, it is convenient for carrying, operates
Simply, repeatability is strong, makes complexes, can be long-term use of.
4. device air-tightness is very good.
5. be not in the situation that carbon dioxide overflows.
6. scheme two is by qualitative experiment quantification, the interference of it goes without doing contrast experiment excludes water.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention program one；
Fig. 2 is the structural representation of the present invention program two；
Fig. 3 is the cross-sectional view of rubber stopper of the present invention；
Fig. 4 is U-shaped card structural representation of the present invention；
Wherein：1 is injection device one, and 2 be injection device two, and 3 be main syringe, and 4 be auxiliary syringe one, and 5 be auxiliary injection
Device two, 6 be auxiliary syringe three, and 7 be U-tube, and 8 be pumping end, and 9 be flow regulator, and 10 be rubber stopper, and 11 be displaying
Plate, 12 be U-shaped card.
Embodiment
The technical scheme in the embodiment of the present invention is clearly and completely described below, it is clear that described embodiment
Only part of the embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, the common skill in this area
The every other embodiment that art personnel are obtained under the premise of creative work is not made, belong to the model that the present invention protects
Enclose.
Scheme one
As shown in Fig. 1,3 and 4, one kind experiment reaction integrated apparatus, including injection device 1 and injection device 22, injection
Device 1 and injection device 22 include main syringe 3 and noted with the auxiliary syringe 1 of the UNICOM of main syringe 3 and auxiliary
Emitter 25, auxiliary syringe 1 and auxiliary syringe 25 are detachably connected with main syringe 3（Grafting）, auxiliary syringe
25 can pass through rubber stopper 10（Latex cap）With the UNICOM of main syringe 3；Main syringe 3 and injection device in injection device 1
Connected between 22 main syringe 3 by U-tube 7.Two 50ml main syringe 3 can be fixed on exhibition by U-shaped card 12
Show on plate 11, be easy to experiment shows.
U-tube 7 can connect with the pumping end 8 of main syringe 3；Certainly, can also be connected with the injection tube of main syringe 3.
U-tube 7 is built with liquid（It can be red liquid）.
In injection device 1：Sodium carbonate liquor is housed in main syringe 3；It is molten equipped with dilute sulfuric acid in auxiliary syringe 1
Liquid；Sodium hydroxide solution is housed in auxiliary syringe 25.
In injection device 22：Sodium carbonate liquor is housed in main syringe 3；It is molten equipped with dilute sulfuric acid in auxiliary syringe 1
Liquid；Water is housed in auxiliary syringe 25.
During experiment：First with pushing away gas method check device air-tightness：Auxiliary syringe 1 and auxiliary syringe can be passed through
25 inject air into syringe, and whether the piston of observation main syringe 3 moves, and illustrates that air-tightness is good if mobile.
The flow regulator 9 at the both ends of U-tube 7 is closed, makes not connect between injection device 1 and injection device 22；
Isometric isoconcentration sodium carbonate liquor is added into two 50ml main syringe 3 respectively；By one 4 points of two auxiliary syringe
Do not couple with corresponding main syringe 3, isometric isoconcentration dilution heat of sulfuric acid is added into two 50ml main syringes 3, produce
Raw isometric carbon dioxide.Now, the pull bar of main syringe 3 needs to fix, and the pull bar of main syringe 3 is fluted, can
Blocked with U-shaped card 12（Couple with Graphic Panel 11）, prevent piston movement.
The flow regulator 9 at the both ends of U-tube 7 is opened, makes to connect between injection device 1 and injection device 22；By two
Auxiliary syringe 25 couples with corresponding main syringe 3 respectively, and hydrogen-oxygen is added in the main syringe 3 in injection device 1
Change sodium solution, water is added in the main syringe 3 in injection device 22, water is isometric with sodium hydroxide solution；Vibrate main injection
Device 3；It was observed that there is difference of height in liquid level in U-tube 7（Inject the liquid level rise of sodium hydroxide solution side）, it was demonstrated that titanium dioxide
Carbon is reacted with sodium hydroxide solution.
Scheme two
As shown in Fig. 2 a kind of experiment reaction integrated apparatus, including injection device 1 and auxiliary syringe 36, injection dress
Putting 1 includes main syringe 3 and auxiliary syringe 1 and auxiliary syringe 25 with the UNICOM of main syringe 3, auxiliary injection
Device 36 and injection device 1（Main syringe 3）Connection.
Auxiliary syringe 1 is equipped with 4ml6% sodium carbonate liquors；Auxiliary syringe 25 is molten equipped with 3.2ml6% sodium hydroxides
Liquid；Auxiliary syringe 36 is equipped with 3.4ml5% sulfuric acid solutions.
Using pushing away gas method check device air-tightness；Auxiliary syringe 1 is coupled with main syringe 3, to 50ml main note
4ml6% sodium carbonate liquors are added in emitter 3, and pass through the connection position of auxiliary syringe 36 and main syringe 3（It is not inserted into auxiliary
Syringe 36）Discharge air；Auxiliary syringe 36 is coupled with main syringe 3 again, 3.4ml5% is added into 50ml syringes
Sulfuric acid solution, vibration, question response stop, and read gas volume；Finally by auxiliary syringe 25 and main syringe 3（Pass through rubber
Plug）Connection, 3.2ml6% sodium hydroxide solutions are added, vibration, it was observed that piston upwards in 50ml syringes, gas disappears.
Prove that carbon dioxide is reacted with sodium hydroxide solution.
Certainly, specific experiment method can adjust according to actual conditions；The quantity of syringe can also increase as needed
Add deduct few.
Only presently preferred embodiments of the present invention is explained in detail above, but the present invention is not limited to above-described embodiment,
In those of ordinary skill in the art's possessed knowledge, it can also be made on the premise of present inventive concept is not departed from each
Kind change, various change should be included in the scope of the protection.
Claims (5)
1. one kind experiment reaction integrated apparatus, it is characterised in that：Including injection device one（1）With injection device two（2）, note
Injection device one（1）With injection device two（2）Include main syringe（3）And and main syringe（3）The auxiliary syringe of UNICOM
One（4）With auxiliary syringe two（5）, injection device two（2）Also include U-tube（7）, injection device one（1）With injection device two
（2）In two main syringes（3）Between pass through U-tube（7）Connection, the U-tube（7）It is provided with two flow regulators
（9）.
A kind of 2. experiment reaction integrated apparatus according to claim 1, it is characterised in that：The injection device two
（2）Auxiliary syringe three can be used（6）Instead of auxiliary syringe three（6）With injection device one（1）Connection.
A kind of 3. experiment reaction integrated apparatus according to claim 1, it is characterised in that：The U-tube（7）It is poly-
Vinyl chloride woven hose.
A kind of 4. experiment reaction integrated apparatus according to claim 1, it is characterised in that：The U-tube（7）Two
End respectively with injection device one（1）With injection device two（2）Middle main syringe（3）Pumping end（8）Connection.
A kind of 5. experiment reaction integrated apparatus according to claim 1, it is characterised in that：The main syringe（3）
U-shaped card can be passed through（12）It is fixed on Graphic Panel（11）On, it is easy to experiment shows.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711402429.3A CN107862957A (en) | 2017-12-22 | 2017-12-22 | One kind experiment reaction integrated apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711402429.3A CN107862957A (en) | 2017-12-22 | 2017-12-22 | One kind experiment reaction integrated apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107862957A true CN107862957A (en) | 2018-03-30 |
Family
ID=61706882
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711402429.3A Pending CN107862957A (en) | 2017-12-22 | 2017-12-22 | One kind experiment reaction integrated apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107862957A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110646599A (en) * | 2019-09-25 | 2020-01-03 | 福州大学 | Device for rapidly extracting hydrogen sulfide in cerebrospinal fluid and serum sample and using method thereof |
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|---|---|---|---|---|
| CN202838785U (en) * | 2012-10-10 | 2013-03-27 | 马喜军 | Gas experiment micro environmental protection device |
| CN103698330A (en) * | 2014-01-16 | 2014-04-02 | 北京航空航天大学 | Experimental device for detecting plant respiration and method thereof |
| WO2014077211A1 (en) * | 2012-11-14 | 2014-05-22 | Sugiyama Masaaki | Water electrolysis experiment kit |
| CN203982663U (en) * | 2014-08-06 | 2014-12-03 | 张浩迪 | The reaction unit of a kind of carbon dioxide and NaOH |
| CN104361810A (en) * | 2014-11-08 | 2015-02-18 | 关肖锋 | Carbon dioxide property demonstrative experiment device |
| CN106140031A (en) * | 2016-08-31 | 2016-11-23 | 叶永谦 | A kind of gas generator and use this gas generator to prepare the experimental provision of gas |
| CN106710401A (en) * | 2015-07-26 | 2017-05-24 | 林师龙 | Comparative experiment device of reaction of sodium carbonate and hydrochloric acid and reaction of sodium bicarbonate and hydrochloric acid |
| CN208298438U (en) * | 2017-12-22 | 2018-12-28 | 魏凡博 | A kind of experiment reaction integrated apparatus |
-
2017
- 2017-12-22 CN CN201711402429.3A patent/CN107862957A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202838785U (en) * | 2012-10-10 | 2013-03-27 | 马喜军 | Gas experiment micro environmental protection device |
| WO2014077211A1 (en) * | 2012-11-14 | 2014-05-22 | Sugiyama Masaaki | Water electrolysis experiment kit |
| CN103698330A (en) * | 2014-01-16 | 2014-04-02 | 北京航空航天大学 | Experimental device for detecting plant respiration and method thereof |
| CN203982663U (en) * | 2014-08-06 | 2014-12-03 | 张浩迪 | The reaction unit of a kind of carbon dioxide and NaOH |
| CN104361810A (en) * | 2014-11-08 | 2015-02-18 | 关肖锋 | Carbon dioxide property demonstrative experiment device |
| CN106710401A (en) * | 2015-07-26 | 2017-05-24 | 林师龙 | Comparative experiment device of reaction of sodium carbonate and hydrochloric acid and reaction of sodium bicarbonate and hydrochloric acid |
| CN106140031A (en) * | 2016-08-31 | 2016-11-23 | 叶永谦 | A kind of gas generator and use this gas generator to prepare the experimental provision of gas |
| CN208298438U (en) * | 2017-12-22 | 2018-12-28 | 魏凡博 | A kind of experiment reaction integrated apparatus |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110646599A (en) * | 2019-09-25 | 2020-01-03 | 福州大学 | Device for rapidly extracting hydrogen sulfide in cerebrospinal fluid and serum sample and using method thereof |
| CN110646599B (en) * | 2019-09-25 | 2021-03-30 | 福州大学 | Device for rapidly extracting hydrogen sulfide in cerebrospinal fluid and serum sample and using method thereof |
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