CN110841739A - Anti-oxidation device for organic chemistry experiments - Google Patents
Anti-oxidation device for organic chemistry experiments Download PDFInfo
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- CN110841739A CN110841739A CN201911176146.0A CN201911176146A CN110841739A CN 110841739 A CN110841739 A CN 110841739A CN 201911176146 A CN201911176146 A CN 201911176146A CN 110841739 A CN110841739 A CN 110841739A
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- heating block
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- 238000002474 experimental method Methods 0.000 title claims abstract description 26
- 230000003064 anti-oxidating effect Effects 0.000 title claims abstract description 20
- 230000007246 mechanism Effects 0.000 claims abstract description 27
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 19
- 230000003647 oxidation Effects 0.000 claims abstract description 14
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 14
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 9
- 238000002485 combustion reaction Methods 0.000 claims abstract description 9
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 9
- 239000001301 oxygen Substances 0.000 claims abstract description 9
- 238000010438 heat treatment Methods 0.000 claims description 36
- 238000005485 electric heating Methods 0.000 claims description 17
- 230000005540 biological transmission Effects 0.000 claims description 14
- 239000002184 metal Substances 0.000 claims description 7
- 239000000126 substance Substances 0.000 claims description 6
- 239000003963 antioxidant agent Substances 0.000 claims description 5
- 230000003078 antioxidant effect Effects 0.000 claims description 5
- 235000006708 antioxidants Nutrition 0.000 claims description 5
- 230000002146 bilateral effect Effects 0.000 claims description 2
- 239000004020 conductor Substances 0.000 claims description 2
- 239000007779 soft material Substances 0.000 claims description 2
- 239000011368 organic material Substances 0.000 abstract description 6
- 239000000463 material Substances 0.000 abstract description 3
- 230000000903 blocking effect Effects 0.000 description 4
- 239000011261 inert gas Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000001722 carbon compounds Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000012811 non-conductive material Substances 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L7/00—Heating or cooling apparatus; Heat insulating devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/0006—Controlling or regulating processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L9/00—Supporting devices; Holding devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L9/00—Supporting devices; Holding devices
- B01L9/06—Test-tube stands; Test-tube holders
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Clinical Laboratory Science (AREA)
- Organic Chemistry (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Muffle Furnaces And Rotary Kilns (AREA)
- Furnace Details (AREA)
Abstract
The invention discloses an anti-oxidation device for organic chemistry experiments, which comprises an anti-oxidation device, wherein a middle cavity is arranged in the anti-oxidation device, placing cavities are symmetrically arranged in the anti-oxidation device in a left-right mode by taking the middle cavity as a center, a storage mechanism is arranged in the placing cavities, the storage mechanism comprises a storage block capable of sliding left and right, a beaker cavity with an upward opening is arranged on the upper end surface of the storage block, and a test tube cavity with an upward opening is arranged in the end wall, close to the middle cavity, of the beaker cavity, the end wall of the beaker cavity is provided with a test tube cavity with an upward opening, aiming at materials which are easy to be oxidized in certain organic chemistry experiments, most of oxygen in an organic material storage space is removed in a combustion mode, the contact between the organic materials and the oxygen can be reduced while the operation is simple and convenient, the oxidation of the organic materials is slowed down, the experiments are smoothly performed, the, when the alcohol is insufficient, the device cannot work, and has good safety.
Description
Technical Field
The invention relates to the related field of organic chemistry, in particular to an anti-oxidation device for organic chemistry experiments.
Background
Organic chemistry is also called as chemistry of carbon compounds, is a science for researching composition, structure, property, preparation method and application of organic compounds, can generate substances easy to oxidize in the process of certain organic chemistry experiments, if the substances are not organized to be oxidized, subsequent experiments can be influenced, and the existing anti-oxidation method used as the organic chemistry experiments mostly adopts protective inert gas or utilizes an antioxidant, the cost of the inert gas is high, the operation is inconvenient, if the antioxidant is used, the antioxidant can be removed in subsequent treatment, and the subsequent experiments can be influenced.
Disclosure of Invention
The invention aims to solve the technical problem of providing an anti-oxidation device for organic chemistry experiments, and solves the problems that the anti-oxidation operation of the organic chemistry experiments is inconvenient, and the subsequent experiments can be influenced.
The invention is realized by the following technical scheme.
The invention relates to an anti-oxidation device for organic chemistry experiments, which comprises an anti-oxidation device, wherein a middle cavity is arranged in the anti-oxidation device, placing cavities are symmetrically arranged in the anti-oxidation device in a left-right mode by taking the middle cavity as a center, a storage mechanism is arranged in the placing cavities, the storage mechanism comprises a storage block capable of sliding left and right, a beaker cavity with an upward opening is arranged on the upper end surface of the storage block, a test tube cavity with an upward opening is arranged in the end wall, close to the middle cavity, of the beaker cavity, the beaker cavity is used for placing a beaker, and the test tube cavity is used for placing a test tube;
a combustion mechanism is arranged between the two storage mechanisms and comprises an alcohol storage block arranged in the oxidation preventer, a storage cavity is arranged in the alcohol storage block, alcohol is filled in the storage cavity, hard ropes with upper ends positioned in the storage cavity are symmetrically arranged in the storage cavity in a bilateral mode, the hard ropes are permeated by the alcohol, a working cavity with an opening facing the storage cavity is arranged between the storage cavity and the middle cavity, an electric heating block is fixedly arranged on the rear end wall of the working cavity, two first heating blocks and two second heating blocks which can move left and right are arranged on one side, close to the storage cavity, of the electric heating block, the electric heating block can generate heat after being electrified and conduct the heat to the first heating block and the second heating blocks, so that the first heating blocks and the second heating blocks are heated, and the hard ropes are clamped after the first heating blocks and the second heating blocks generate heat, the hard rope can be burnt to consume oxygen in the placing cavity;
and a transmission mechanism for electrifying the electric heating block is arranged in the working cavity.
Preferably, store the mechanism still including setting up place the shifting chute in the chamber lower extreme wall, the shifting chute opening is up, it is located to slide in the shifting chute to be equipped with the upper end place the carriage release lever of intracavity, the storage piece runs through place the chamber keep away from the end wall of middle chamber and with carriage release lever upper end fixed connection, the storage piece is close to the fixed rack that is equipped with of terminal surface of middle chamber, the storage piece is kept away from the fixed apron that is equipped with of terminal surface of middle chamber, the apron is kept away from the terminal surface of middle chamber is fixed and is equipped with the handle, anti-oxidant left and right sides terminal surface symmetry is equipped with the intercommunication place the chamber and accomodate the chamber in external space, it has the stopper to fill in the chamber upper end wall to place.
Preferably, the combustion mechanism further comprises a baffle plate which is bilaterally symmetrical and fixedly arranged on the lower end wall of the storage cavity, a connecting hole which penetrates through the left end surface and the right end surface of the baffle plate is arranged in the baffle plate, floating blocks are arranged between the two baffle plates in a vertically floating manner, a connecting rod with the upper end positioned in the middle cavity is fixedly arranged on the upper end surface of each floating block, a connecting cavity which penetrates through the upper end surface and the lower end surface of the connecting rod is arranged in each connecting rod, a supporting plate is fixedly arranged on the upper end surface of each connecting rod, metal rods are fixedly arranged on the upper end surface of each supporting plate in a bilaterally symmetrical manner, a pouring cavity which is communicated with the external space is arranged on the upper end wall of the middle cavity, the pouring cavity is communicated with the connecting cavity through a hose, a transmission cavity is arranged in each electric heating block, a rotating shaft is rotatably arranged, first heat conduction pole is located the second heat conduction pole upside, first heating block with first heat conduction pole fixed connection, the second heating block with second heat conduction pole fixed connection, the second heat conduction pole upside is equipped with the flexible groove of opening down, flexible groove is kept away from the fixed expanding spring that is equipped with of end wall of lumen, expanding spring is close to the one end of lumen is fixed be equipped with second heat conduction pole fixed connection's flexible piece, be equipped with opening pressure chamber up in the flexible groove upper end wall, the pressure chamber is close to the end wall of lumen is fixed be equipped with pressure spring, pressure spring keeps away from the one end of lumen fixed be equipped with first heat conduction pole fixed connection's pressure piece.
Preferably, drive mechanism is still including rotating the setting and is in place the rotation axis of chamber rear end wall, fixed curved surface piece and the drive gear of being equipped with on the rotation axis, drive gear is located curved surface piece front side, the fixed power that is equipped with of working chamber rear end wall, the power is close to the symmetry is equipped with two conducting strips around in the terminal surface of middle chamber, the conducting strip with the metal pole is electrically conductive, the power is kept away from the terminal surface of middle chamber is equipped with the opening and keeps away from the direction chamber and the socket of middle chamber, the direction chamber is close to the end wall of middle chamber is fixed and is equipped with guide spring, guide spring keeps away from the one end of middle chamber is fixed and is equipped with direction chamber sliding connection's guide bar, the guide bar is kept away from the fixed plug that is equipped with of one end of middle chamber, the plug with the.
Preferably, the storage block is made of a non-heat-conducting material, and the hose is made of a soft material.
Preferably, the buoyancy block is a hollow structure to increase buoyancy.
The invention has the beneficial effects that: this device is to the material that easily oxidizes in some organic chemistry experiments, most oxygen in the organic material storage space is detached to the mode through the burning, can reduce the contact of organic material and oxygen in easy and simple to handle, has slowed down organic material's oxidation, guarantees going on smoothly of experiment, and the mode of burning is the burning of alcohol burner form, and the product of burning does not have the influence to the experiment, and when alcohol was not enough, the device can't work, possess better security.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a schematic view of the entire structure of an oxidation preventing apparatus for organic chemistry experiments;
FIG. 2 is an enlarged view of the point A in FIG. 1;
FIG. 3 is an enlarged view of the point B in FIG. 1;
fig. 4 is a schematic view in the direction of C-C in fig. 1.
Detailed Description
The invention will now be described in detail with reference to fig. 1-4, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The anti-oxidation device for organic chemistry experiments, which is described with reference to fig. 1-4, comprises an anti-oxidation device 10, wherein a middle cavity 21 is arranged in the anti-oxidation device 10, placing cavities 18 are symmetrically arranged in the anti-oxidation device 10 in a left-right manner with the middle cavity 21 as a center, a storage mechanism 70 is arranged in the placing cavity 18, the storage mechanism 70 comprises a storage block 14 capable of sliding in a left-right direction, a beaker cavity 16 with an upward opening is arranged on the upper end surface of the storage block 14, a test tube cavity 17 with an upward opening is arranged in the end wall of the beaker cavity 16, which is close to the middle cavity 21, the beaker cavity 16 is used for placing a beaker, and the test tube cavity 17 is used for placing a test tube;
a combustion mechanism 71 is arranged between the two storage mechanisms 70, the combustion mechanism 71 includes an alcohol storage block 26 arranged in the oxidation preventer 10, a storage cavity 32 is arranged in the alcohol storage block 26, alcohol is filled in the storage cavity 32, hard ropes 33 with upper ends positioned in the placing cavity 18 are symmetrically arranged in the storage cavity 32 in the left and right direction, the hard ropes 33 are penetrated by the alcohol, a working cavity 19 with an opening facing the placing cavity 18 is arranged between the placing cavity 18 and the middle cavity 21, an electric heating block 39 is fixedly arranged on the rear end wall of the working cavity 19, two first heating blocks 34 and two second heating blocks 37 capable of moving left and right are arranged on one side of the electric heating block 39 close to the placing cavity 18, the electric heating block 39 can generate heat after being electrified and is conducted to the first heating block 34 and the second heating block 37, so that the first heating block 34 and the second heating block 37 are heated, after the first heating block 34 and the second heating block 37 are heated, the hard rope 33 is clamped, so that the hard rope 33 is combusted, and oxygen in the placing cavity 18 is consumed;
a transmission mechanism 72 for electrifying the electric heating block 39 is arranged in the working cavity 19.
Beneficially, the storage mechanism 70 further includes a moving groove 53 disposed in the lower end wall of the placing cavity 18, the opening of the moving groove 53 is upward, a moving rod 54 with the upper end located in the placing cavity 18 is slidably disposed in the moving groove 53, the storage block 14 penetrates through the end wall of the placing cavity 18 far away from the middle cavity 21 and is fixedly connected with the upper end of the moving rod 54, a rack 12 is fixedly disposed on the end surface of the storage block 14 close to the middle cavity 21, a cover plate 55 is fixedly disposed on the end surface of the storage block 14 far away from the middle cavity 21, a handle 13 is fixedly disposed on the end surface of the cover plate 55 far away from the middle cavity 21, storage cavities 15 communicating the placing cavity 18 with the external space are symmetrically disposed on the left and right end surfaces of the oxidation preventer 10, and a plug 60 is plugged in the upper end wall of the placing cavity 18.
Beneficially, the combustion mechanism 71 further comprises a blocking plate 31 symmetrically and fixedly arranged on the lower end wall of the storage cavity 32, a connecting hole 27 penetrating through the left and right end faces of the blocking plate 31 is formed in the blocking plate 31, two floating blocks 28 are arranged between the blocking plates 31 in a vertically floating manner, a connecting rod 30 with an upper end located in the middle cavity 21 is fixedly arranged on the upper end face of each floating block 28, a connecting cavity 29 penetrating through the upper and lower end faces of the connecting rod 30 is formed in the connecting rod 30, a supporting plate 20 is fixedly arranged on the upper end face of the connecting rod 30, metal rods 24 are fixedly arranged on the upper end face of the supporting plate 20 in a horizontally symmetrical manner, a pouring cavity 23 communicated with the external space is formed in the upper end wall of the middle cavity 21, the pouring cavity 23 is communicated with the connecting cavity 29 through a hose 22, a transmission cavity 40 is formed in the electric heating block 39, a rotating shaft 41 is rotatably arranged on the, a first heat-conducting rod 11 and a second heat-conducting rod 56 are slidably arranged in the end wall of the transmission cavity 40 far away from the middle cavity 21, the first heat conduction rod 11 is located on the upper side of the second heat conduction rod 56, the first heating block 34 is fixedly connected with the first heat conduction rod 11, the second heating block 37 is fixedly connected with the second heat conducting rod 56, the upper side of the second heat conducting rod 56 is provided with a telescopic groove 36 with a downward opening, an extension spring 35 is fixedly arranged on the end wall of the extension groove 36 far away from the middle cavity 21, an extension block 43 fixedly connected with the second heat conduction rod 56 is fixedly arranged on one end of the extension spring 35 close to the middle cavity 21, a pressure cavity 57 with an upward opening is arranged in the upper end wall of the telescopic groove 36, a pressure spring 59 is fixedly arranged on the end wall of the pressure cavity 57 close to the middle cavity 21, one end of the pressure spring 59, which is far away from the middle cavity 21, is fixedly provided with a pressure block 58 fixedly connected with the first heat-conducting rod 11.
Beneficially, the transmission mechanism 72 further includes a rotating shaft 51 rotatably disposed on the rear end wall of the placing cavity 18, a curved block 50 and a transmission gear 49 are fixedly disposed on the rotating shaft 51, the transmission gear 49 is located on the front side of the curved block 50, a power supply 46 is fixedly disposed on the rear end wall of the working cavity 19, two conducting strips 25 are symmetrically disposed in front and back of an end surface of the power supply 46 close to the intermediate cavity 21, the conducting strips 25 are electrically connected to the metal rod 24, a guide cavity 45 and a socket 48 having an opening far from the intermediate cavity 21 are disposed on an end surface of the power supply 46 far from the intermediate cavity 21, a guide spring 47 is fixedly disposed on an end wall of the guide cavity 45 close to the intermediate cavity 21, a guide rod 44 slidably connected to the guide cavity 45 is fixedly disposed on one end of the guide rod 47 far from the intermediate cavity 21, and a plug 52 is fixedly disposed on one end of the guide, the plug 52 and the electric heating block 39 are electrically conducted through the electric wire 38.
Advantageously, the storage block 14 is of a thermally non-conductive material and the hose 22 is of a flexible material.
Advantageously, the buoyancy block 28 is hollow to increase buoyancy.
Sequence of mechanical actions of the whole device:
(1) put beaker or test tube with organic chemistry experiment usefulness into beaker chamber 16 and test tube cavity 17, promote handle 13, push away handle 13 to hugging closely and accomodating chamber 15, storage block 14 is along with the motion of handle 13, it is close to middle chamber 21 to promote first heating block 34, first heat conduction pole 11 is along with the motion of middle chamber 21, it rotates to promote dwang 42, dwang 42 promotes second heat conduction pole 56 and keeps away from middle chamber 21, second heating block 37 is along with the motion of second heat conduction pole 56, second heating block 37 and first heating block 34 clip stereoplasm rope 33.
(2) The rack 12 moves along with the storage block 14, the rack 12 is meshed with the transmission gear 49 after moving to drive the transmission gear 49 to rotate, the curved surface block 50 rotates along with the transmission gear 49 to push the plug 52 to be inserted into the socket 48, and the power supply 46 enables the electric heating block 39 to be electrified and heated through the conduction of the electric wire 38, so that the first heating block 34 and the second heating block 37 are heated to ignite alcohol on the hard rope 33.
(3) Alcohol burning on the hard rope 33 enables oxygen in the placing cavity 18 to be consumed, low pressure is formed in the placing cavity 18, the placing cavity 18 is tightly closed through the cover plate 55, and oxygen is isolated from organic chemical experimental products in the beaker and the test tube.
(4) When the beaker and the test tube need to be taken out, the plug 60 is pulled out, so that the air pressure in the placing cavity 18 is the same as the external air pressure, and the storage block 14 can be pulled out from the placing cavity 18.
(5) When the alcohol in the storage cavity 32 is nearly used up, the floating block 28 descends to drive the metal rod 24 to descend to separate from the conducting strip 25, so that the circuit in the power supply 46 is powered off, the power supply 46 stops supplying power, the hard rope 33 cannot burn, and the alcohol needs to be filled into the storage cavity 32 from the pouring cavity 23.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides an anti oxidation device for organic chemistry experiments, includes anti oxidant, its characterized in that:
a middle cavity is arranged in the oxidation preventer, placing cavities are symmetrically arranged in the oxidation preventer from left to right by taking the middle cavity as a center, a storage mechanism is arranged in the placing cavities and comprises a storage block capable of sliding left and right, a beaker cavity with an upward opening is arranged on the upper end surface of the storage block, a test tube cavity with an upward opening is arranged in the end wall of the beaker cavity close to the middle cavity, the beaker cavity is used for placing a beaker, and the test tube cavity is used for placing a test tube;
a combustion mechanism is arranged between the two storage mechanisms, the combustion mechanism comprises an alcohol storage block arranged in the oxidation preventer, a storage cavity is arranged in the alcohol storage block, alcohol is filled in the storage cavity, hard ropes with upper ends positioned in the storage cavity are symmetrically arranged in the storage cavity in a bilateral mode, the hard ropes are permeated by the alcohol, a working cavity with an opening facing the storage cavity is arranged between the storage cavity and the middle cavity, an electric heating block is fixedly arranged on the rear end wall of the working cavity, one side, close to the storage cavity, of the electric heating block is provided with a first heating block and a second heating block which can move left and right, the electric heating block can generate heat after being connected with points and conduct the heat to the first heating block and the second heating block, so that the first heating block and the second heating block are heated, and the hard ropes are clamped after the first heating block and the second heating block generate heat, the hard rope can be burnt to consume oxygen in the placing cavity;
and a transmission mechanism for electrifying the electric heating block is arranged in the working cavity.
2. The oxidation preventing device for organic chemical experiments according to claim 1, wherein: the storage mechanism further comprises a movable groove arranged in the lower end wall of the placement cavity, the opening of the movable groove faces upwards, a movable rod with the upper end located in the placement cavity is arranged in the movable groove in a sliding mode, the storage block penetrates through the end wall of the placement cavity far away from the middle cavity and is fixedly connected with the upper end of the movable rod, the storage block is close to the end face of the middle cavity and is fixedly provided with a rack, the storage block is far away from the end face of the middle cavity and is fixedly provided with a cover plate, the cover plate is far away from the end face of the middle cavity and is fixedly provided with a handle, the left end face and the right end face of the anti-oxidation device are symmetrically provided with a storage cavity communicated with the external space, and a plug.
3. The oxidation preventing device for organic chemical experiments according to claim 1, wherein: the combustion mechanism further comprises baffle plates which are bilaterally symmetrically and fixedly arranged on the lower end wall of the storage cavity, connecting holes which penetrate through the left end surface and the right end surface of each baffle plate are arranged in each baffle plate, floating blocks are arranged between the two baffle plates in a vertically floating mode, the upper end surfaces of the floating blocks are fixedly provided with connecting rods of which the upper ends are positioned in the middle cavities, connecting cavities which penetrate through the upper end surfaces and the lower end surfaces of the connecting rods are arranged in the connecting rods, supporting plates are fixedly arranged at the upper ends of the connecting rods, metal rods are fixedly arranged on the upper end surfaces of the supporting plates in a bilaterally symmetrical mode, pouring cavities which are communicated with the external space are arranged on the upper end wall of the middle cavity, the pouring cavities are communicated with the connecting cavities through hoses, transmission cavities are arranged in the electric heating blocks, rotating shafts are arranged on the rear end walls of the transmission, first heat conduction pole is located the second heat conduction pole upside, first heating block with first heat conduction pole fixed connection, the second heating block with second heat conduction pole fixed connection, the second heat conduction pole upside is equipped with the flexible groove of opening down, flexible groove is kept away from the fixed expanding spring that is equipped with of end wall of lumen, expanding spring is close to the one end of lumen is fixed be equipped with second heat conduction pole fixed connection's flexible piece, be equipped with opening pressure chamber up in the flexible groove upper end wall, the pressure chamber is close to the end wall of lumen is fixed be equipped with pressure spring, pressure spring keeps away from the one end of lumen fixed be equipped with first heat conduction pole fixed connection's pressure piece.
4. The oxidation preventing device for organic chemical experiments according to claim 1, wherein: drive mechanism is still including rotating the setting and is in place the rotation axis of chamber rear end wall, fixed curved surface piece and the drive gear of being equipped with on the rotation axis, drive gear is located curved surface piece front side, the fixed power that is equipped with of working chamber rear end wall, the power is close to the preceding back symmetry is equipped with two conducting strips in the terminal surface of middle chamber, the conducting strip with the metal pole is electrically conductive, the power is kept away from the terminal surface of middle chamber is equipped with the opening and keeps away from the direction chamber and the socket of middle chamber, the direction chamber is close to the end wall of middle chamber is fixed and is equipped with guide spring, guide spring keeps away from the one end of middle chamber is fixed and is equipped with direction chamber sliding connection's guide bar, the guide bar is kept away from the fixed plug that is equipped with of one end of middle chamber, the plug.
5. An oxidation preventing device for organic chemistry experiments according to claim 3, wherein: the storage block is made of a non-heat-conducting material, and the hose is made of a soft material.
6. An oxidation preventing device for organic chemistry experiments according to claim 3, wherein: the floating block is of a hollow structure so as to increase buoyancy.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911176146.0A CN110841739B (en) | 2019-11-26 | 2019-11-26 | Anti-oxidation device for organic chemistry experiments |
| JP2020048310A JP2021085652A (en) | 2019-11-26 | 2020-03-18 | Oxidation prevention device for organic chemistry experiment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911176146.0A CN110841739B (en) | 2019-11-26 | 2019-11-26 | Anti-oxidation device for organic chemistry experiments |
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| CN110841739A true CN110841739A (en) | 2020-02-28 |
| CN110841739B CN110841739B (en) | 2020-10-30 |
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| CN201911176146.0A Active CN110841739B (en) | 2019-11-26 | 2019-11-26 | Anti-oxidation device for organic chemistry experiments |
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| JP (1) | JP2021085652A (en) |
| CN (1) | CN110841739B (en) |
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| CN85106716A (en) * | 1985-09-07 | 1987-03-25 | 冯秀英 | Food freshness-keeping box |
| JPS62236409A (en) * | 1986-04-07 | 1987-10-16 | 松下電器産業株式会社 | Perishable food stocker |
| CN2315887Y (en) * | 1998-01-24 | 1999-04-28 | 李治国 | Food preserving box |
| CN2879806Y (en) * | 2006-03-03 | 2007-03-21 | 曾美涵 | Anti-corrosion and anti-oxidation device for articles storage |
| CN102297563A (en) * | 2011-09-22 | 2011-12-28 | 合肥美的荣事达电冰箱有限公司 | Refrigerator and fresh preservation box device thereof |
| CN204866400U (en) * | 2015-07-27 | 2015-12-16 | 路密 | Anti -oxidation coating equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110841739B (en) | 2020-10-30 |
| JP2021085652A (en) | 2021-06-03 |
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