CN206613474U - A kind of reaction unit of metallic sodium and ethanol - Google Patents
A kind of reaction unit of metallic sodium and ethanol Download PDFInfo
- Publication number
- CN206613474U CN206613474U CN201720214841.1U CN201720214841U CN206613474U CN 206613474 U CN206613474 U CN 206613474U CN 201720214841 U CN201720214841 U CN 201720214841U CN 206613474 U CN206613474 U CN 206613474U
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- China
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- piston
- reaction
- tube
- reaction tube
- metallic sodium
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- Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
Abstract
A kind of reaction unit of metallic sodium and ethanol, belongs to experimental provision field, including sharp nozzle tube, wide-mouth bottle, piston, piston rod and reaction tube；The piston rod is fixedly connected with the piston by its one end；It is characterized in that：The reaction tube is a tubbiness；Some through holes are provided with the bottom wall of the reaction tube；The piston and piston rod may be contained within reaction tube；The outer wall of the piston and the inwall of reaction tube are affixed；One is set to connect through hole on the piston；Foregoing sharp nozzle tube is connected by the connection through hole on piston with piston；Geometrical clamp is provided between the sharp nozzle tube and piston rod；The reaction tube is arranged in wide-mouth bottle.By the improvement to existing experimental rig, realize that the stable of reaction unit is placed by wide-mouth bottle；By the way that metallic sodium is positioned in reaction tube and sealed using piston and piston rod, produced gas is exported using sharp mouth is dry, whole experiment reaction unit is simple in construction, is easy to carry, it is easy to operate, suitable for popularization and application.
Description
Technical field
The utility model belongs to experimental provision field, more particularly to a kind of metallic sodium and ethanol reaction unit.
Background technology
The reaction of metallic sodium and ethanol is the important lecture experiment in process of general chemistry teaching, it is necessary to repeatedly be demonstrated and received
Collection experimental gas has verified that experimental result.But existing its experimental method of the device used not easily collecting gas, and observation burning
Deng chemical verification process, and it is time-consuming take material, have impact on experiment effect and efficiency.
The content of the invention
The utility model aims to solve the problem that above mentioned problem, and there is provided a kind of metallic sodium that is reliable and stable, easy to carry, being easy to observation
With the reaction unit of ethanol.
The reaction unit of metallic sodium and ethanol described in the utility model, including sharp nozzle tube, wide-mouth bottle, piston, piston rod
And reaction tube；The piston rod is fixedly connected with the piston by its one end；The reaction tube is a tubbiness；The bottom of the reaction tube
Some through holes are provided with wall；The piston and piston rod may be contained within reaction tube；The outer wall of the piston and reaction tube
Inwall is affixed；One is set to connect through hole on the piston；Foregoing sharp nozzle tube is connected by the connection through hole on piston with piston；Institute
State and geometrical clamp is provided between sharp nozzle tube and piston rod；The reaction tube is arranged in wide-mouth bottle.During experiment, first in wide-mouth bottle
Interior placement ethanol；Metallic sodium is put into reaction tube, filled in piston in reaction tube by piston rod, sealing is realized；Will reaction
Cylinder is positioned in the ethanol in wide-mouth bottle；So that metallic sodium and ethanol solution haptoreaction.Gas obtained by reaction passes through sharp mouth
Pipe is exported, and the attribute and observation experiment process of output gas are verified by research techniques such as burnings.Wide-mouth bottle is because it is with wider
Base, therefore can cause whole reaction unit it is stable prevent with testing stand, and reaction dress described in the utility model
Put entirety to be easily moved, be easy to carry.
The reaction unit of metallic sodium and ethanol described in the utility model, the upper end of the sharp nozzle tube is provided with knob and opened
Close.By setting rotary switch, when reacting beginning, the gas produced by experiment is less, temporary close rotary switch；Question response
Rotary switch is opened after a period of time, the gas produced by making experiment fully flows out from sharp nozzle tube, is easy to observation.
Through-hole diameter on the reaction unit of metallic sodium and ethanol described in the utility model, the reaction tube bottom wall is 2-
3mm.With this so that the material in reaction tube is difficult to fall into wide-mouth bottle, it can cause that the reaction liquid in wide-mouth bottle is fast in time again
Reacted in the entrance reaction tube of speed.
The reaction unit of metallic sodium and ethanol described in the utility model, the external diameter of the reaction tube is 20-30mm.
The reaction unit of metallic sodium and ethanol described in the utility model, the internal diameter of the wide-mouth bottle is 25-35mm.
The reaction unit of metallic sodium and ethanol described in the utility model, the upper end of the sharp nozzle tube is set to bending,
In N-type.By the way that the upper end of sharp nozzle tube to be set to the bending of N-type, effectively mitigation of gases it can be flowed out out of reaction tube
Speed, so as to be conducive to the observation of subsequent experimental, convenient use.
The reaction unit of metallic sodium and ethanol described in the utility model, by the improvement to existing experimental rig, passes through
Wide-mouth bottle realizes the stable placement of reaction unit；By the way that metallic sodium is positioned in reaction tube and carried out using piston and piston rod
Sealing, is exported using sharp mouth is dry to produced gas, and whole experiment reaction unit is simple in construction, is easy to carry, it is easy to
Operation, suitable for popularization and application.
Brief description of the drawings
Fig. 1 is the reaction unit structural representation of metallic sodium described in the utility model and ethanol；
Wherein 1- wide-mouth bottles, 2- reaction tubes, 3- pistons, 4- piston rods, 5- rotary switches, 6- through holes, 7- sharp nozzle tubes, 8- are solid
Clamp.
Embodiment
Below in conjunction with the accompanying drawings and embodiment the reaction unit of metallic sodium described in the utility model and ethanol is carried out it is detailed
Explanation.
The reaction unit of metallic sodium and ethanol described in the utility model, as shown in figure 1, including sharp nozzle tube 7, wide-mouth bottle 1,
Piston 3, piston rod 4 and reaction tube 2；The piston rod 4 is fixedly connected by its one end with piston 3；The reaction tube 2 is one barrel
Shape, external diameter is 30mm；Five through holes 6, a diameter of 3mm of through hole 6 are provided with the bottom wall of the reaction tube 2.With this so that reaction
Material in cylinder 2 is difficult to fall into wide-mouth bottle 1, and the reaction liquid in wide-mouth bottle 1 can be caused quickly to enter reaction again
Reacted in cylinder 2；The piston 3 and piston rod 4 may be contained within reaction tube 2；The outer wall of the piston 3 and reaction tube 2
Inwall is affixed；One is set to connect through hole on the piston 3；The lower end of foregoing sharp nozzle tube 7 passes through the connection through hole on piston 3 and work
Plug 3 is connected；Geometrical clamp 8 is provided between the sharp nozzle tube 7 and piston rod 4, with this so that sharp nozzle tube 7 and piston rod 4 are more steady
It is fixed, the stability of reaction unit is improved with this；The internal diameter of the wide-mouth bottle 1 is 35mm, and reaction tube 2 is arranged in wide-mouth bottle 1.Institute
The upper end for stating sharp nozzle tube 7 is provided with rotary switch 5.By setting rotary switch 5, when reacting beginning, the gas produced by experiment
Body is less, temporary close rotary switch 5；Question response opens rotary switch 5 afterwards for a period of time, and the gas produced by making experiment is abundant
Flowed out from sharp nozzle tube 7, be easy to observation.The upper end of the sharp nozzle tube 7 is set to bending, in N-type.By by the upper of sharp nozzle tube 7
End is set to the bending of N-type, can speed that effectively mitigation of gases flows out out of reaction tube 2, so as to be conducive to follow-up reality
The observation tested, convenient use.
During experiment, absolute ethyl alcohol is added in wide-mouth bottle 1 first；Metallic sodium is taken out from kerosene bottle, kerosene is blotted with filter paper,
And by the oxidation film process on metallic sodium surface, then it is cut into diameter 5mm or so particle；Metallic sodium is put into reaction tube again
In 2, the rotary switch 5 closed on sharp nozzle tube 7 is filled in piston 3 in reaction tube 2 by piston rod 4, realizes sealing；Will reaction
Cylinder 2 is positioned in the ethanol in wide-mouth bottle 1, and the absolute ethyl alcohol in wide-mouth bottle 1 is entered by the through hole 6 on the low wall of reaction tube 2
In reaction tube 2 so that metallic sodium and ethanol solution haptoreaction.The absolute ethyl alcohol in wide-mouth bottle 1 is realized for reaction tube 2 simultaneously
The fluid-tight of interior metallic sodium；When question response is carried out ten seconds, the rotary switch 5 on sharp nozzle tube 7 is opened, the gas obtained by reaction passes through point
Mouth pipe 7 is exported, and the attribute and observation experiment process of output gas are verified by research techniques such as burnings.Wide-mouth bottle 1 has because of it
Wider base, thus can cause whole reaction unit it is stable prevent with testing stand, it is and described in the utility model anti-
Answer device to be integrally be easily moved, be easy to carry.
Claims (6)
1. the reaction unit of a kind of metallic sodium and ethanol, including sharp nozzle tube（7）, wide-mouth bottle（1）, piston（3）, piston rod（4）With
Reaction tube（2）；The piston rod（4）Pass through its one end and piston（3）It is fixedly connected；It is characterized in that：The reaction tube（2）For
One tubbiness；Some through holes are provided with the bottom wall of the reaction tube（6）；The piston（3）And piston rod（4）It may be contained within reaction
Cylinder（2）It is interior；The piston（3）Outer wall and reaction tube（2）Inwall be affixed；The piston（3）It is upper to set one to connect through hole；Before
State sharp nozzle tube（7）Pass through piston（3）On connection through hole and piston（3）Connection；The sharp nozzle tube（7）With piston rod（4）Between
It is provided with geometrical clamp（8）；The reaction tube（2）It is arranged at wide-mouth bottle（1）It is interior.
2. the reaction unit of metallic sodium according to claim 1 and ethanol, it is characterised in that：The sharp nozzle tube（7）It is upper
End is provided with rotary switch（5）.
3. the reaction unit of metallic sodium according to claim 2 and ethanol, it is characterised in that：The reaction tube（2）Bottom wall
On through hole（6）A diameter of 2-3mm.
4. the reaction unit of metallic sodium according to claim 3 and ethanol, it is characterised in that：The reaction tube（2）It is outer
Footpath is 20-30mm.
5. the reaction unit of metallic sodium according to claim 4 and ethanol, it is characterised in that：The wide-mouth bottle（1）It is interior
Footpath is 25-35mm.
6. the reaction unit of metallic sodium according to claim 5 and ethanol, it is characterised in that：The sharp nozzle tube（7）It is upper
End is set to bending, in N-type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720214841.1U CN206613474U (en) | 2017-03-07 | 2017-03-07 | A kind of reaction unit of metallic sodium and ethanol |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720214841.1U CN206613474U (en) | 2017-03-07 | 2017-03-07 | A kind of reaction unit of metallic sodium and ethanol |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206613474U true CN206613474U (en) | 2017-11-07 |
Family
ID=60231828
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720214841.1U Expired - Fee Related CN206613474U (en) | 2017-03-07 | 2017-03-07 | A kind of reaction unit of metallic sodium and ethanol |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206613474U (en) |
-
2017
- 2017-03-07 CN CN201720214841.1U patent/CN206613474U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171107 Termination date: 20180307 |