CN214514478U - Chemical experiment reaction device - Google Patents
Chemical experiment reaction device Download PDFInfo
- Publication number
- CN214514478U CN214514478U CN202120031617.5U CN202120031617U CN214514478U CN 214514478 U CN214514478 U CN 214514478U CN 202120031617 U CN202120031617 U CN 202120031617U CN 214514478 U CN214514478 U CN 214514478U
- Authority
- CN
- China
- Prior art keywords
- test tube
- utensil
- reaction device
- tube
- stand
- 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
- 238000006243 chemical reaction Methods 0.000 title claims abstract description 37
- 238000002474 experimental method Methods 0.000 title claims abstract description 14
- 239000000126 substance Substances 0.000 title claims description 11
- 238000010438 heat treatment Methods 0.000 claims abstract description 19
- 238000001035 drying Methods 0.000 claims abstract description 11
- 239000010425 asbestos Substances 0.000 claims description 12
- 229910052895 riebeckite Inorganic materials 0.000 claims description 12
- 229920001971 elastomer Polymers 0.000 claims description 6
- 125000003158 alcohol group Chemical group 0.000 claims description 2
- 239000000839 emulsion Substances 0.000 claims description 2
- 239000004816 latex Substances 0.000 abstract description 2
- 229920000126 latex Polymers 0.000 abstract description 2
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 6
- 239000004744 fabric Substances 0.000 description 4
- 239000011810 insulating material Substances 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Landscapes
- Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
Abstract
The utility model discloses a chemistry experiment reaction unit, including base, stand, holder, utensil test tube, pipe, test tube and heating member, the vertical setting of stand is on the base, the one end centre gripping of holder is on the stand, and one end is provided with in addition the lasso, utensil test tube inserts in the lasso, pipe one end is through latex tube and utensil test tube intercommunication, and one end extends to in the spherical drying tube in addition, the end of spherical drying tube extends to the test tube in, the interpolation has the thermometer in the utensil test tube, heating member heats utensil test tube. Chemistry experiment reaction unit, reduced the length of pipe, improve reaction efficiency, can conveniently observe and control reaction temperature, adopted spherical drying tube, prevent the suck-back, simultaneously can the heating position of a quick adjustment utensil test tube, convenient control heating temperature improves experimental accurate nature.
Description
Technical Field
The utility model relates to a teaching instrument field especially relates to a chemistry experiment reaction unit.
Background
The reaction rate is an important learning content in high school chemistry lessons, and the lessons require students to master factors influencing the chemical reaction rate, and the temperature, the pressure, the concentration and the catalyst are external factors influencing the chemical reaction rate. The chemical reaction is generated in microscopic substances and is difficult to observe, and the understanding and learning of students on the chemical reaction rate are not facilitated, so that the students can visually observe the influence of the factors on the chemical reaction rate through demonstration experiments, and the mastery of the students on the contents is deepened.
The existing chemical experiment reaction device mainly adopts an alcohol lamp heating method and a water bath heating method, and particularly, the preparation of ethyl acetate has the following defects in the reaction process: 1. the reaction temperature is not sufficient; 2, the reaction temperature is not easy to control; 3. the heating time of the reaction is longer; 4. the yield of ethyl acetate is low, and the like, and improvement is needed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a chemistry experiment reaction unit improves reaction efficiency and experimental accurate nature.
To achieve the purpose, the utility model adopts the following technical proposal:
the utility model provides a chemistry experiment reaction unit, includes a base, stand, holder, utensil test tube, pipe, test tube and heating member, the vertical setting of stand is on the base, the one end centre gripping of holder is on the stand, and one end is provided with in addition the lasso, utensil test tube inserts in the lasso, pipe one end is through latex tube and utensil test tube intercommunication, and one end extends to in the spherical drying tube in addition, the end of spherical drying tube extends to the test tube in, the utensil is inserted in the test tube and is had the thermometer, the heating member heats utensil test tube.
The reaction device also comprises a lifting piece, an asbestos net and an annular ring for placing the asbestos net;
the asbestos net is placed on the annular ring, and the bottom of the test tube with the support is placed on the asbestos net;
the annular ring is connected with the lifting piece.
The lifting piece comprises a sleeve and a telescopic shaft which stretches and retracts along the sleeve;
the top end of the telescopic shaft is connected with the annular ring through a connecting rod.
The telescopic shaft is characterized in that a positioning piece is arranged on the sleeve, and a plurality of positioning holes are formed in one end, located on the sleeve, of the telescopic shaft.
Wherein, the positioning piece is a bolt.
Wherein, the heating member is an alcohol burner.
Wherein, utensil test tube top is provided with the rubber buffer, the thermometer passes through the rubber buffer and inserts in utensil test tube.
The utility model has the advantages that: a chemical experiment reaction device, change the ordinary test tube into having a test tube, has reduced the length of the conduit, raise the reaction efficiency, has added the thermometer, can facilitate observing and controlling the reaction temperature; a spherical drying tube is adopted to prevent suck-back; utilize the convenient distance of having adjusted utensil test tube and heating member of piece that goes up and down, can rapid control heating temperature, improve the precision of reaction.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
The technical solution of the present invention is further explained by the specific embodiment with reference to fig. 1.
The utility model provides a chemistry experiment reaction unit, includes base 1, stand 2, holder 3, utensil test tube 4, pipe 5, test tube 6 and adds heat-insulating material 7, 2 vertical settings on base 1 of stand, the one end centre gripping of holder 3 is on stand 1, and one end is provided with in addition ferrule 8, utensil test tube 4 inserts in ferrule 8, add heat-insulating material 7 and heat utensil test tube 4, utensil test tube 4 can reciprocate in the ferrule, conveniently adjusts the upper and lower position of utensil test tube 4, through the heating distance of quick adjustment utensil test tube 4 and heat-insulating material 7, and then control realizes the control to utensil test tube 4 heating temperature, adjusts simple and conveniently, and the experimental result is accurate.
The pipe 5 one end is passed through emulsion tube 9 and is linked together with utensil branch test tube 4, and one end extends to in the spherical drying tube 10 in addition, the end of spherical drying tube 10 extends to test tube 6 in, adopted spherical drying tube 10, prevent suck-back, improve the experiment accuracy.
The thermometer 11 is inserted into the test tube 4, so that the reaction temperature can be conveniently observed and controlled, and the convenience of the experiment is improved.
Further, the reaction device also comprises a lifting piece 12, an asbestos cloth 13 and an annular ring 14 for placing the asbestos cloth 13; the asbestos cloth 13 is placed on the annular ring 14, and the bottom of the test tube with the support 4 is placed on the asbestos cloth 13; the annular ring 14 is connected with the lifting piece 12, and the lifting piece 12 lifts and drives the test tube 4 to be far away from or close to the heating piece 7, so that the adjustment is simple and convenient.
Further, the lifting member 12 includes a sleeve 121 and a telescopic shaft 122 which is telescopic along the sleeve 121; the top end of the telescopic shaft 122 is connected with the annular ring 14 through a connecting rod 15.
Further, the sleeve 121 is provided with a positioning part 16, one end of the telescopic shaft 122, which is located at the sleeve, is provided with a plurality of positioning holes, the positioning holes are arranged along the height direction of the telescopic shaft 122, and the positioning part 16 is matched with the positioning holes with different heights, so that the position of the telescopic shaft 122 is fixed, and the positioning is simple and reliable.
Further, the positioning member 16 is a bolt.
Further, the heating member 7 is an alcohol lamp and is heated uniformly.
Further, utensil 4 tops of propping up test tube are provided with rubber buffer 17, thermometer 11 inserts through rubber buffer 17 in the utensil 4 of propping up test tube, the leakproofness is good.
The above description is only for the preferred embodiment of the present invention, and for those skilled in the art, there are variations on the detailed description and the application scope according to the idea of the present invention, and the content of the description should not be construed as a limitation to the present invention.
Claims (7)
1. The utility model provides a chemistry experiment reaction unit, includes a base, stand, holder, utensil test tube, pipe, test tube and heating member, the vertical setting of stand is on the base, the one end centre gripping of holder is on the stand, and one end is provided with the lasso in addition, utensil test tube inserts in the lasso, a serial communication port, pipe one end is passed through emulsion pipe and utensil test tube intercommunication, and one end extends to in the spherical drying tube in addition, the end of spherical drying tube extends to the test tube in, the utensil is inserted in the test tube and is had the thermometer, the heating member heats utensil test tube.
2. The chemical experimental reaction device of claim 1, wherein:
the reaction device also comprises a lifting piece, an asbestos net and an annular ring for placing the asbestos net;
the asbestos net is placed on the annular ring, and the bottom of the test tube with the support is placed on the asbestos net;
the annular ring is connected with the lifting piece.
3. The chemical experimental reaction device of claim 2, wherein:
the lifting piece comprises a sleeve and a telescopic shaft which is telescopic along the sleeve;
the top end of the telescopic shaft is connected with the annular ring through a connecting rod.
4. A chemical experimental reaction device according to claim 3, characterized in that:
the telescopic shaft is characterized in that a positioning piece is arranged on the sleeve, and a plurality of positioning holes are formed in one end, located on the sleeve, of the telescopic shaft.
5. The chemical experimental reaction device of claim 4, wherein:
the positioning piece is a bolt.
6. The chemical experimental reaction device of claim 1, wherein:
the heating element is an alcohol lamp.
7. The chemical experimental reaction device of claim 1, wherein:
a rubber stopper is arranged at the top of the test tube, and the thermometer is inserted into the test tube through the rubber stopper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120031617.5U CN214514478U (en) | 2021-01-07 | 2021-01-07 | Chemical experiment reaction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120031617.5U CN214514478U (en) | 2021-01-07 | 2021-01-07 | Chemical experiment reaction device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214514478U true CN214514478U (en) | 2021-10-29 |
Family
ID=78301167
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120031617.5U Expired - Fee Related CN214514478U (en) | 2021-01-07 | 2021-01-07 | Chemical experiment reaction device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214514478U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114671372A (en) * | 2022-04-15 | 2022-06-28 | 南昌航空大学 | Automatic lifting platform for heat preservation design of high-temperature heating furnace |
-
2021
- 2021-01-07 CN CN202120031617.5U patent/CN214514478U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114671372A (en) * | 2022-04-15 | 2022-06-28 | 南昌航空大学 | Automatic lifting platform for heat preservation design of high-temperature heating furnace |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN214514478U (en) | Chemical experiment reaction device | |
| CN106318866A (en) | Small multi-purpose cell culturing and testing device | |
| CN206046093U (en) | Senior chemistry aided education testing stand | |
| CN204833815U (en) | Laboratory bench is used in science teaching | |
| CN211463202U (en) | Auxiliary sleeve for 2ml centrifugal tube on nitrogen blowing instrument | |
| CN205420413U (en) | Many functional type laboratory photobioreactor system | |
| CN101008639B (en) | Method and device for accurately testing pour point of petroleum product | |
| CN209356312U (en) | A kind of multichannel detects the device of Waste Acid From Hua Cheng Foil pressure resistance simultaneously | |
| CN206587787U (en) | A kind of heating frame of high school chemical experiment | |
| CN206924703U (en) | A kind of agitator heated using magnetic force | |
| CN109261235A (en) | A kind of student experimenting water-bath | |
| CN106011995B (en) | A kind of simple single crystal growing furnace and its control method | |
| CN212301240U (en) | Height-adjustable test device for movable constant head | |
| CN202823451U (en) | Special test tube rack for water bath kettle | |
| CN210846444U (en) | Constant-temperature water bath kettle | |
| CN205340806U (en) | Simple and easy liquid reaction device for experiments | |
| CN203838926U (en) | Temperature control device of variable-temperature viscosity coefficient experimental instrument | |
| CN206881744U (en) | A kind of anti-overflow water-bath with telescope support | |
| CN209810218U (en) | Constant-temperature water bath kettle | |
| CN207042532U (en) | Pipettor support adjustable height molecular biology experiment platform | |
| CN205815692U (en) | Anti-pollution reactor device | |
| CN205991902U (en) | Pipet for liquid sampling is connected device | |
| CN205223170U (en) | Rice fermentation vat | |
| CN109855941A (en) | Dip dyeing formula dyeing instrument | |
| CN209352920U (en) | A kind of photosynthetic cultivation reactor of culture algae |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211029 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |