CN204496808U - A kind of environment-friendly type experimental provision probing into particle movement - Google Patents
A kind of environment-friendly type experimental provision probing into particle movement Download PDFInfo
- Publication number
- CN204496808U CN204496808U CN201520199818.0U CN201520199818U CN204496808U CN 204496808 U CN204496808 U CN 204496808U CN 201520199818 U CN201520199818 U CN 201520199818U CN 204496808 U CN204496808 U CN 204496808U
- Authority
- CN
- China
- Prior art keywords
- syringe
- test tube
- cotton
- experiment
- tool
- 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.)
- Expired - Fee Related
Links
- 239000002245 particle Substances 0.000 title claims abstract description 13
- KJFMBFZCATUALV-UHFFFAOYSA-N phenolphthalein Chemical compound C1=CC(O)=CC=C1C1(C=2C=CC(O)=CC=2)C2=CC=CC=C2C(=O)O1 KJFMBFZCATUALV-UHFFFAOYSA-N 0.000 claims abstract description 46
- 238000012360 testing method Methods 0.000 claims abstract description 42
- 229920000742 Cotton Polymers 0.000 claims abstract description 26
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims abstract description 26
- 239000012085 test solution Substances 0.000 claims abstract description 23
- 239000000839 emulsion Substances 0.000 claims abstract description 7
- 239000000523 sample Substances 0.000 claims description 4
- 238000002474 experimental method Methods 0.000 abstract description 27
- 239000003814 drug Substances 0.000 abstract description 6
- 229940079593 drug Drugs 0.000 abstract description 5
- 238000003912 environmental pollution Methods 0.000 abstract description 4
- 230000007547 defect Effects 0.000 abstract description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 16
- 229910021529 ammonia Inorganic materials 0.000 description 8
- 238000000034 method Methods 0.000 description 3
- 238000006386 neutralization reaction Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
Abstract
The utility model provides a kind of environment-friendly type experimental provision probing into particle movement, it is characterized in that: it props up test tube (1) by tool, the first rubber stopper (2), the first syringe (3), the second syringe (4), emulsion tube (5), spring clamp (6), the second rubber stopper (7), wireway (8), test tube (9) form.Tool props up in test tube (1) cotton one (10) that the moistening mistake of appropriate phenolphthalein test solution is housed, the cotton two (11) of appropriate phenolphthalein test solution moistening mistake is housed in test tube (9), first syringe (3) is inner is equipped with dilute sulfuric acid, and the second syringe (4) is inner is equipped with strong aqua.The experimental provision existing defects of particle movement is probed into: not environmentally, large, the inapplicable student of drug dosage does grouping experiment in textbook.The utility model is not only suitable on classroom and does lecture experiment, is also suitable for student and does grouping experiment, can reduce environmental pollution, saves medicine during experiment.
Description
one, technical field
the utility model belongs to chemical field, relates to a kind of chemical experiment device, particularly for demonstrating experiment junior middle school chemistry textbook being probed into particle movement.
two, background technology
the experiment of particle movement probed into by ninth grade chemistry the 63rd page, the textbook that Shanghai education publishing house publishes in January, 2012, is demonstration like this: [experiment 1] adds 20mL distilled water in beaker A, instills 2 ~ 3 phenolphthalein test solutions, obtains solution first in textbook.1 ~ 2 strong aqua is dripped, observe phenomena in solution first.[experiment 2] reconfigures first solution in beaker C.In beaker B, add 3 ~ 5mL strong aqua, with a large beaker, two beakers are covered on together, observation experiment phenomenon.
textbook does experiment existing defects like this: the ammonia that 1, strong aqua evaporates easily is revealed in atmosphere, and can not get effective process, contaminated environment with the strong aqua crossed.2, drug dosage is comparatively large, causes waste.3, device is not suitable for student and does grouping experiment.
three, utility model content
the utility model object is to provide a kind of environment-friendly type experimental provision probing into particle movement.The experiment using the utility model to probe into particle movement can not only reduce environmental pollution, and drug dosage is few.The utility model is not only applicable to classroom does lecture experiment, but also applicable student does grouping experiment.
the purpose of this utility model realizes by the following method:
probe into an environment-friendly type experimental provision for particle movement, be primarily characterized in that: it props up test tube (1) by tool, the first rubber stopper (2), the first syringe (3), the second syringe (4), emulsion tube (5), spring clamp (6), the second rubber stopper (7), wireway (8), test tube (9) form.
tool props up in test tube (1) cotton one (10) that the moistening mistake of appropriate phenolphthalein test solution is housed, the cotton two (11) of appropriate phenolphthalein test solution moistening mistake is housed in test tube (9), first syringe (3) is inner is equipped with dilute sulfuric acid, and the second syringe (4) is inner is equipped with strong aqua.
experimentation: the impermeability of first testing fixture, then props up using the cotton one (10) of the moistening mistake of phenolphthalein test solution to put into tool in right amount in test tube (1).Appropriate dilute sulfuric acid is extracted with the first syringe (3), appropriate strong aqua is extracted with the second syringe (4), first syringe (3) and the second syringe (4) are all pierced through the first rubber stopper (2), props up test tube (1) with rubber stopper (2) the jam-pack tool with the first syringe (3) and the second syringe (4); Put in test tube (9) by using the cotton two (11) of the moistening mistake of phenolphthalein test solution in right amount, with the second rubber stopper (7) stoppered test tube (9) of band wireway (8), then with the emulsion tube (5) with spring clamp (6) tool propped up test tube (1) and test tube (9) couples together.During experiment, fastening spring folder (6), touch syringe (4), several strong aquas instillation tools are propped up test tube (1) to contact with the moistening cotton one (10) excessively of phenolphthalein test solution, at this moment can see that the cotton of white becomes red, this proves that strong aqua can use the cotton of the moistening mistake of phenolphthalein test solution to become red.Then spring clamp (6) is opened, again touch syringe (4), syringe (4) Rio 3mL strong aqua is all instilled tool to be propped up in test tube (1), can see after a period of time in test tube (9) and become red with the cotton two (11) of the moistening mistake of phenolphthalein test solution, this is because strong aqua has volatility, the ammonia molecule evaporated constantly moves, when contacting in ammonia molecular motion to test tube (9) with the cotton two (11) of the moistening mistake of phenolphthalein test solution, cotton becomes red, and it is constantly motion that this phenomenon demonstrates particulate.After experiment, fastening spring folder (6), touches syringe (3), is propped up in test tube (1) by the dilute sulfuric acid instillation tool in syringe (3) and contacts with strong aqua, dilute sulfuric acid and strong aqua generation neutralization reaction, thus eliminate pollution.
the beneficial effects of the utility model are: the experiment 1, probing into particle movement with the utility model demonstration, because reaction is what to occur in airtight container, the ammonia volatilized from strong aqua is not easily diffused in air, strong aqua and dilute sulfuric acid generation neutralization reaction after experiment, so decrease environmental pollution.2, in experimentation, drug dosage is few.3, few because polluting, the utility model highly versatile, can reuse, and has both been suitable on classroom and has done lecture experiment, is suitable for again student and does grouping experiment.
four, accompanying drawing explanation
fig. 1 is structural drawing of the present utility model.
mark in figure represents respectively:
(1) tool props up the cotton two that the first syringe (4) that test tube (2) first rubber stopper (3) is equipped with appropriate dilute sulfuric acid is equipped with the moistening mistake of cotton one (11) phenolphthalein test solution of the moistening mistake of the second syringe (5) emulsion tube (6) spring clamp (7) second rubber stopper (8) wireway (9) test tube (10) phenolphthalein test solution of appropriate strong aqua
five, embodiment
below in conjunction with embodiment, the utility model is described in further detail:
probe into an environment-friendly type experimental provision for particle movement, be primarily characterized in that: it props up test tube (1) by tool, the first rubber stopper (2), the first syringe (3), the second syringe (4), emulsion tube (5), spring clamp (6), the second rubber stopper (7), wireway (8), test tube (9) form.
tool props up in test tube (1) cotton one (10) that the moistening mistake of appropriate phenolphthalein test solution is housed, the cotton two (11) of appropriate phenolphthalein test solution moistening mistake is housed in test tube (9), first syringe (3) is inner is equipped with dilute sulfuric acid, and the second syringe (4) is inner is equipped with strong aqua.
using method of the present utility model: the impermeability of first testing fixture, then prop up in test tube (1) by using the cotton one (10) of the moistening mistake of phenolphthalein test solution to put into tool in right amount, appropriate dilute sulfuric acid is extracted with the first syringe (3), extract appropriate strong aqua with the second syringe (4), the first syringe (3) and the second syringe (4) are all pierced through the first rubber stopper (2).Test tube (1) is propped up with rubber stopper (2) the jam-pack tool with the first syringe (3) and the second syringe (4); Put in test tube (9) by using the cotton two (11) of the moistening mistake of phenolphthalein test solution in right amount, with the second rubber stopper (7) stoppered test tube (9) of band wireway (8), with the emulsion tube (5) with spring clamp (6) tool propped up test tube (1) and test tube (9) couples together.During experiment, fastening spring folder (6), touch syringe (4), several strong aqua instillation tools are propped up test tube (1) contact with the cotton one (10) of the moistening mistake of phenolphthalein test solution, at this moment can see that the cotton of white becomes red, this proves that strong aqua can use the cotton of the moistening mistake of phenolphthalein test solution to become red.Then spring clamp (6) is opened, again touch syringe (4), the strong aqua of syringe (4) Rio 3mL all being instilled tool props up in test tube (1), can see after a period of time in test tube (9) and become red with the cotton two (11) of the moistening mistake of phenolphthalein test solution, this is because strong aqua has volatility, the ammonia molecule evaporated from strong aqua constantly moves, when contacting in ammonia molecular motion to test tube (9) with the cotton two (11) of the moistening mistake of phenolphthalein test solution, cotton becomes red, this demonstrate that particulate is constantly motion.After experiment, fastening spring folder (6), touches syringe (3), and the dilute sulfuric acid instillation tool in syringe (3) is propped up in test tube (1) and contact with strong aqua, and dilute sulfuric acid and strong aqua react, thus eliminates because strong aqua volatilizes the pollution of ammonia generation.The utility model has the advantages that: the experiment 1, probing into particle movement with the utility model demonstration, because reaction is what to occur in airtight container, the ammonia volatilized from strong aqua is not easily diffused in air, strong aqua and dilute sulfuric acid generation neutralization reaction after experiment, so decrease environmental pollution.2, in experimentation, drug dosage is few.3, the utility model highly versatile, can reuse, and has both been suitable on classroom and has done lecture experiment, is suitable for again student and does grouping experiment.
Claims (1)
1. probe into an environment-friendly type experimental provision for particle movement, it is characterized in that: it props up test tube (1) by tool, the first rubber stopper (2), the first syringe (3), the second syringe (4), emulsion tube (5), spring clamp (6), the second rubber stopper (7), wireway (8), test tube (9) form; Tool props up the cotton one (10) of the moistening mistake of the appropriate phenolphthalein test solution of dress in test tube (1), the appropriate cotton two (11) by the moistening mistake of phenolphthalein test solution of dress in test tube (9), first syringe (3) is inner fills appropriate dilute sulfuric acid, and the second syringe (4) is inner fills appropriate strong aqua.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520199818.0U CN204496808U (en) | 2015-04-06 | 2015-04-06 | A kind of environment-friendly type experimental provision probing into particle movement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520199818.0U CN204496808U (en) | 2015-04-06 | 2015-04-06 | A kind of environment-friendly type experimental provision probing into particle movement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204496808U true CN204496808U (en) | 2015-07-22 |
Family
ID=53576104
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520199818.0U Expired - Fee Related CN204496808U (en) | 2015-04-06 | 2015-04-06 | A kind of environment-friendly type experimental provision probing into particle movement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204496808U (en) |
-
2015
- 2015-04-06 CN CN201520199818.0U patent/CN204496808U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Gao et al. | Organic amendments for in situ immobilization of heavy metals in soil: A review | |
| CN205050457U (en) | Experimental device for confirm that particle constantly moves | |
| CN203503221U (en) | Reaction demonstration device for copper and dilute nitric acid | |
| CN204178617U (en) | The experimental provision of a kind of copper and dilute nitric acid reaction | |
| BR112015029561A2 (en) | aqueous agrochemical compositions and water-soluble carboxylated polymer | |
| CN204537590U (en) | The environment-friendly type experimental provision that a kind of chlorine and red phosphorus react | |
| CN103839468A (en) | CO2 white-spring continuous experiment device | |
| CN204102419U (en) | The environment-friendly type experimental provision of ammonia and hcl reaction | |
| CN201383237Y (en) | Apparatus for experimenting and demonstrating molecular diffusion | |
| CN204833867U (en) | Contrast experimental apparatus of copper and reaction of dense, rare nitric acid | |
| CN204360638U (en) | A kind of atomizing decontamination system teaching demonstration device | |
| CN205028558U (en) | Experimental device for carbon dioxide gas is prepared in laboratory | |
| CN202332013U (en) | Improved demonstrator for Magdeburg hemispheres test | |
| CN204576940U (en) | The environment-friendly type experimental provision that a kind of copper and red fuming nitric acid (RFNA) react | |
| CN204857027U (en) | Experimental device for methane and chlorine reaction | |
| CN202368183U (en) | Mathematics teaching aid | |
| CN205281933U (en) | Experimental device for concentrated sulfuric acid and copper reaction | |
| CN205091987U (en) | Experimental device for preparation hydrogen ferrous oxide | |
| CN204596295U (en) | A kind of corrosion experimental provision demonstrating iron | |
| CN207380973U (en) | A kind of improvement experimental provision for demonstrating iron rust erosion | |
| CN204034748U (en) | A kind of portable chemical experiment demonstration frame | |
| CN204965872U (en) | Experimental device for it has generated acid to confirm that carbon dioxide is water -soluble | |
| CN203535858U (en) | A molecular diffusion experiment apparatus | |
| CN202293910U (en) | Auxiliary board device for mathematics teaching | |
| CN206656992U (en) | Chemical analysis burette test device |
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: 20150722 Termination date: 20160406 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |