CN208213249U - Bench for chemistry experiment - Google Patents
Bench for chemistry experiment Download PDFInfo
- Publication number
- CN208213249U CN208213249U CN201820564953.4U CN201820564953U CN208213249U CN 208213249 U CN208213249 U CN 208213249U CN 201820564953 U CN201820564953 U CN 201820564953U CN 208213249 U CN208213249 U CN 208213249U
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- CN
- China
- Prior art keywords
- inner cavity
- bench
- chemical reaction
- pipe
- reaction vessel
- 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.)
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- Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Devices For Use In Laboratory Experiments (AREA)
Abstract
The utility model discloses a kind of bench for chemistry experiment, belong to experimental provision technical field, including outer framework, the inside of outer framework is equipped with inner cavity, the outside of inner cavity is equipped with transparent panel, the inside of inner cavity is equipped with chemical reaction vessel, the top of vessel is chemically reacted equipped with the feeding pipe with its connection, the upper end of feeding pipe is pierced by outer framework, the left and right ends of chemical reaction vessel are connected on the inner wall of inner cavity by connecting rack, the outside of chemical reaction vessel, which is additionally provided with, is put into pipe with the gas outlet of its connection and liquid, one end that liquid is put into pipe is put into the inside of chemical reaction vessel, the other end couples a measuring cup after being pierced by outer framework, the inside of inner cavity is equipped with an air-introduced machine, the external connection of air-introduced machine has escape pipe, the side of inner cavity is equipped with reaction chamber, escape pipe extends in reaction chamber, the present apparatus is able to carry out chemical heat reaction, reaction is generated Gas is able to carry out collection detection, facilitates observation of students, solves the problem in the prior art.
Description
Technical field
The utility model relates to a kind of bench for chemistry experiment, belong to experimental provision technical field.
Background technique
Currently, school needs to carry out on chemistry classroom experimental demonstration, chemical experiment needs to carry out chemical reaction vessel
Heating, different for the heating method of different chemical reaction applications, different its heating method of experiment may be different, generally
Using alcolhol burner heating and heating water bath, the flame temperature of alcolhol burner is generally at 400~500 DEG C, so needing temperature less high
Experiment can all be heated with alcolhol burner, the temperature of heating water bath is no more than 100 DEG C, and such as " nitrobenzene produces experiment (bath temperature
60 DEG C) " existing experimental bench is unfavorable for student and observes, while heating reaction experiment and can discharge gas, it needs to gas
Composition is collected detection, and testing stand in the prior art can not carry out, and is unfavorable for student or teacher operates.
Utility model content
The purpose of this utility model is to provide a kind of bench for chemistry experiment, are able to carry out chemical heat reaction, produce to reaction
Raw gas is able to carry out collection detection, facilitates observation of students, solves the problem in the prior art.
The inside of bench for chemistry experiment described in the utility model, including outer framework, outer framework is equipped with inner cavity, the outside of inner cavity
Equipped with transparent panel, the inside of inner cavity is equipped with chemical reaction vessel, and the top for chemically reacting vessel is equipped with feeding pipe with its connection,
The upper end of feeding pipe is pierced by outer framework, and the left and right ends for chemically reacting vessel are connected on the inner wall of inner cavity by connecting rack,
The outside of chemical reaction vessel, which is additionally provided with, is put into pipe with the gas outlet of its connection and liquid, and one end that liquid is put into pipe is put into chemistry
The inside of reaction vessels, the other end, which is pierced by after outer framework, couples a measuring cup, and the inside of inner cavity is equipped with an air-introduced machine, air-introduced machine it is outer
Portion's connection has escape pipe, and the side of inner cavity is equipped with reaction chamber, and escape pipe extends in reaction chamber, test tube is equipped in reaction chamber, out
Tracheae couples with test tube.
When carrying out chemical experiment, by the solid substance of chemistry by being put at feeding pipe, the substance of liquid pass through measuring cup into
Row is put into pipe by liquid after measuring and is put into chemical reaction vessel, and corresponding heating dress is put into below chemical reaction vessel
Set and chemical reaction vessel heated, the substance for keeping it internal chemically reacts, due to transparent panel there are students to be not required to
Contact chemical reaction vessel, so that it may clearly observe the variation in chemical reaction vessel, chemically react and generate in vessel
Gas be discharged from gas outlet, by air-introduced machine by gas collecting into escape pipe, escape pipe couples with test tube in reaction chamber,
Gas after reaction is passed through test tube and corresponding substance reaction, verifies the composition in gas, student can be with by this testing stand
Clearly observed.
The lower section of the chemical reaction vessel is equipped with turntable, and turntable includes rotary shaft, the left and right ends connection of rotary shaft
There is gusset piece, gusset piece can be rotated around rotary shaft, and alcolhol burner placement rack and heating water bath dress are respectively equipped with above gusset piece
It sets, when carrying out different chemical experiments, teacher can make alcolhol burner placement rack and water bath heating device by rotating rotary shaft
Rotation, makes alcolhol burner placement rack and water bath heating device be located at the lower section of chemical reaction vessel, and alcolhol burner placement rack is used for
Alcolhol burner is placed, water bath heating device is used to carry out heating water bath to chemical reaction vessel.
The connecting rack is equipped with a temperature sensor, and the temperature probe of temperature sensor contacts chemical reactor
Ware, the outside of outer framework are equipped with display module, and temperature sensor connects display module, and display module includes controller and display
Device, temperature sensor real-time detection chemically react the temperature of vessel, are shown by display module.
The inside of the feeding pipe be equipped with a stirring rod, by stirring rod can to chemical reaction vessel in substance into
Row stirring.
The test tube include it is multiple, multiple test tubes are coupled by bracket, and the lower section of escape pipe is equipped with multiple connecting tubes, connection
Adapter tube is individually positioned in test tube.
The water bath heating device includes heating water bath chamber, and the lower section of heating water bath chamber is equipped with heating tube, heating water bath
Chamber and heating tube apart from.
The outside of the reaction chamber is equipped with the chamber door hinged with it, and reaction chamber, which can be opened, facilitates operation and observation.
The utility model compared with prior art, has the following beneficial effects:
Bench for chemistry experiment described in the utility model is able to carry out chemical heat reaction, and the gas generated to reaction can
It is collected detection, facilitate operation of teacher while student being facilitated to observe, solves the problem in the prior art.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model embodiment；
Fig. 2 is the circuit connection block diagram of temperature sensor in the utility model embodiment；
In figure: 1, stirring rod；2, feeding pipe；3, outer framework；4, transparent panel；5, air-introduced machine；6, escape pipe；7, connecting tube；
8, reaction chamber；9, chamber door；10, bracket；11, test tube；12, gas outlet；13, vessel are chemically reacted；14, water bath heating device；15,
Turntable；16, alcolhol burner placement rack；17, gusset piece；18, display module；19, connecting rack；20, temperature sensor；21, liquid
It is put into pipe；22, measuring cup.
Specific embodiment
The utility model is further described with reference to the accompanying drawings and examples:
Embodiment:
As shown in Figure 1, bench for chemistry experiment described in the utility model, including outer framework 3, the inside of outer framework 3 are equipped with interior
Chamber, the outside of inner cavity are equipped with transparent panel 4, and the inside of inner cavity is equipped with chemical reaction vessel 13, and the top of chemical reaction vessel 13 is set
There is the feeding pipe 2 with its connection, the upper end of feeding pipe 2 is pierced by outer framework 3, and the left and right ends of chemical reaction vessel 13 pass through connection
Bracket 19 is connected on the inner wall of inner cavity, and the outside of chemical reaction vessel 13 is additionally provided with puts with the gas outlet 12 of its connection and liquid
Enter pipe 21, one end that liquid is put into pipe 21 is put into the inside of chemical reaction vessel 13, and the other end couples an amount after being pierced by outer framework 3
Cup 22, the inside of inner cavity are equipped with an air-introduced machine 5, and the external connection of air-introduced machine 5 has escape pipe 6, and the side of inner cavity is equipped with reaction chamber
8, escape pipe 6 extends in reaction chamber 8, and test tube 11 is equipped in reaction chamber 8, and escape pipe 6 couples with test tube 11.
In order to further illustrate above-described embodiment, the lower section for chemically reacting vessel 13 is equipped with turntable 15, and turntable 15 includes rotation
The left and right ends connection of shaft, rotary shaft has gusset piece 17, and gusset piece 17 can be rotated around rotary shaft, the top point of gusset piece 17
It She You not alcolhol burner placement rack 16 and water bath heating device 14.
In order to further illustrate above-described embodiment, connecting rack 19 is equipped with a temperature sensor 20, temperature sensor 20
Temperature probe contact chemical reaction vessel 13, the outside of outer framework 3 is equipped with display module 18, the connection display of temperature sensor 20
Module 18, display module 18 include controller and display.
In order to further illustrate above-described embodiment, the inside of feeding pipe 2 is equipped with a stirring rod 1.
In order to further illustrate above-described embodiment, test tube 11 is including multiple, and multiple test tubes 11 are coupled by bracket 10, outlet
The lower section of pipe 6 is equipped with multiple connecting tubes 7, and connecting tube 7 is individually positioned in test tube 11.
In order to further illustrate above-described embodiment, water bath heating device 14 includes heating water bath chamber, under heating water bath chamber
Side be equipped with heating tube, heating water bath chamber and heating tube apart from.
In order to further illustrate above-described embodiment, the outside of reaction chamber 8 is equipped with the chamber door 9 hinged with it.
The working principle of the present embodiment are as follows: when carrying out chemical experiment, by the solid substance of chemistry by being put at feeding pipe 2
Enter, the substance of liquid is put into pipe 21 by liquid after being measured by measuring cup 22 and is put into chemical reaction vessel 13, in chemistry
The lower section of reaction vessels 13 is put into corresponding heating device and heats to chemical reaction vessel 13, and the substance for keeping it internal occurs
Chemical reaction, since there are students not to need contact chemical reaction vessel 13 for transparent panel 4, so that it may clearly observe chemistry
Variation in reaction vessels 13, when carrying out different chemical experiments, teacher can make wine by rotary shaft in rotation turntable 15
Smart lamp placement rack 16 and water bath heating device 14 rotate, and alcolhol burner placement rack 16 and water bath heating device 14 is made to be located at chemistry
The lower section of reaction vessels 13, alcolhol burner placement rack 16 are used for for placing alcolhol burner, water bath heating device 14 to chemical reactor
Ware 13 carries out heating water bath, chemically reacts the gas that generates in vessel 13 and is discharged from gas outlet 12, by air-introduced machine 5 by gas
Acquisition into escape pipe 6, escape pipe 6 couple with the test tube 11 in reaction chamber 8, by the gas after reaction be passed through test tube 11 with accordingly
Substance reaction, verify the composition in gas, student can clearly be observed by this testing stand.
Using the bench for chemistry experiment of the embodiments of the present invention being described in conjunction with the accompanying above, it is able to carry out chemical heat
Reaction is able to carry out collection detection to the gas that reaction generates, facilitates observation of students, solve asking of occurring in the prior art
Topic.But the utility model is not limited to described embodiment, in the situation for not departing from the principles of the present invention and spirit
Lower these variation, modification, replacement and deformations for carrying out to embodiment are still fallen in the protection scope of the utility model.
Claims (7)
1. the inside of a kind of bench for chemistry experiment, including outer framework (3), outer framework (3) is equipped with inner cavity, it is characterised in that: described
The outside of inner cavity is equipped with transparent panel (4), and the inside of inner cavity is equipped with chemical reaction vessel (13), chemically reacts the top of vessel (13)
Equipped with the feeding pipe (2) with its connection, the upper end of feeding pipe (2) is pierced by outer framework (3), chemically reacts the left and right two of vessel (13)
End is connected on the inner wall of inner cavity by connecting rack (19), and the outside of chemical reaction vessel (13) is additionally provided with to be gone out with its connection
Port (12) and liquid are put into pipe (21), and one end that liquid is put into pipe (21) is put into the inside of chemical reaction vessel (13), another
End is pierced by outer framework (3) and couples afterwards a measuring cup (22), and the inside of inner cavity is equipped with an air-introduced machine (5), the external connection of air-introduced machine (5)
Have escape pipe (6), the side of inner cavity is equipped with reaction chamber (8), and escape pipe (6) extends in reaction chamber (8), and reaction chamber is set in (8)
Have test tube (11), escape pipe (6) couples with test tube (11).
2. bench for chemistry experiment according to claim 1, it is characterised in that: set below the chemical reaction vessel (13)
Have turntable (15), turntable (15) includes rotary shaft, and the left and right ends connection of rotary shaft has gusset piece (17), and gusset piece (17) can be with
It is rotated around rotary shaft, alcolhol burner placement rack (16) and water bath heating device (14) is respectively equipped with above gusset piece (17).
3. bench for chemistry experiment according to claim 1, it is characterised in that: the connecting rack (19) is equipped with a temperature
Sensor (20), temperature probe contact chemical reaction vessel (13) of temperature sensor (20), the outside of outer framework (3) are equipped with aobvious
Show module (18), temperature sensor (20) connects display module (18), and display module (18) includes controller and display.
4. bench for chemistry experiment according to claim 1, it is characterised in that: the inside of the feeding pipe (2) is equipped with one and stirs
Mix stick (1).
5. bench for chemistry experiment according to claim 1, it is characterised in that: the test tube (11) includes multiple, Duo Geshi
It manages (11) to couple by bracket (10), the lower section of escape pipe (6) is equipped with multiple connecting tubes (7), and connecting tube (7) is individually positioned in examination
It manages in (11).
6. bench for chemistry experiment according to claim 2, it is characterised in that: the water bath heating device (14) includes water-bath
Heating chamber, the lower section of heating water bath chamber be equipped with heating tube, heating water bath chamber and heating tube apart from.
7. bench for chemistry experiment according to claim 1, it is characterised in that: the outside of the reaction chamber (8) is equipped with and it
Hinged chamber door (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820564953.4U CN208213249U (en) | 2018-04-19 | 2018-04-19 | Bench for chemistry experiment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820564953.4U CN208213249U (en) | 2018-04-19 | 2018-04-19 | Bench for chemistry experiment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208213249U true CN208213249U (en) | 2018-12-11 |
Family
ID=64512348
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820564953.4U Expired - Fee Related CN208213249U (en) | 2018-04-19 | 2018-04-19 | Bench for chemistry experiment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208213249U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021109079A1 (en) * | 2019-12-04 | 2021-06-10 | 中国农业科学院烟草研究所 | Intelligent chemical reaction device and sampling method |
-
2018
- 2018-04-19 CN CN201820564953.4U patent/CN208213249U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021109079A1 (en) * | 2019-12-04 | 2021-06-10 | 中国农业科学院烟草研究所 | Intelligent chemical reaction device and sampling method |
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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: 20181211 Termination date: 20190419 |