CN109985682B - Sulfur dioxide distillation plant in many foods that ally oneself with - Google Patents
Sulfur dioxide distillation plant in many foods that ally oneself with Download PDFInfo
- Publication number
- CN109985682B CN109985682B CN201910289597.9A CN201910289597A CN109985682B CN 109985682 B CN109985682 B CN 109985682B CN 201910289597 A CN201910289597 A CN 201910289597A CN 109985682 B CN109985682 B CN 109985682B
- Authority
- CN
- China
- Prior art keywords
- fixed connection
- sulfur dioxide
- bottle
- distillation
- base
- 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.)
- Active
Links
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 title claims abstract description 41
- 238000004821 distillation Methods 0.000 title claims abstract description 38
- 235000013305 food Nutrition 0.000 title claims abstract description 20
- 238000010438 heat treatment Methods 0.000 claims description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 238000005303 weighing Methods 0.000 claims description 12
- 241001411320 Eriogonum inflatum Species 0.000 claims description 7
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 241000196324 Embryophyta Species 0.000 claims description 2
- 230000006978 adaptation Effects 0.000 claims description 2
- 238000007689 inspection Methods 0.000 abstract description 2
- 210000000078 claw Anatomy 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 239000007788 liquid Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 229910052740 iodine Inorganic materials 0.000 description 1
- 239000011630 iodine Substances 0.000 description 1
- 229940046892 lead acetate Drugs 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000012086 standard solution Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
- 238000004448 titration Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L3/00—Containers or dishes for laboratory use, e.g. laboratory glassware; Droppers
- B01L3/16—Retorts
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/44—Sample treatment involving radiation, e.g. heat
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Clinical Laboratory Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
The invention provides a multi-connected food sulfur dioxide distillation device, which comprises a first base, wherein one side of the first base is fixedly connected with a fixed frame, the fixed frame is of a hollow structure, a first rotating groove and a second rotating groove are sequentially arranged on the upper inner wall and the lower inner wall of the fixed frame, a first external thread column is arranged in the first rotating groove and the second rotating groove, a first rotating shaft is connected with a first motor, a sliding block is in threaded connection with the first external thread column, the sliding block is horizontally and fixedly connected with a connecting column, one end of a fixing clamp device is connected with the connecting column, the other end of the fixing clamp device is connected with a supporting frame, two sides of the top of the second base are connected with a second connecting column, a first connecting column is arranged in the second connecting column, a supporting plate is fixedly connected with the top of the first connecting column, an internal thread column is fixedly connected with the bottom of the supporting plate, and an internal thread of the internal thread column is connected with a second external thread column, a moisture detector is disposed on the conduit. The invention is fully automatically controlled without watching, and ensures the accuracy and the inspection efficiency of data.
Description
Technical Field
The invention relates to a multi-connected distillation device for sulfur dioxide in food, belonging to the technical field of distillation.
Background
The principle of the method is that a closed container is utilized to acidify a sample, heating and distilling are carried out to release sulfur dioxide, released substances are received by lead acetate, the absorbed substances are acidified by concentrated acid, and then iodine standard solution is used for titration, so that the content of the sulfur dioxide in the sample is calculated.
At present, the distillation method of the sulfur dioxide residue in food (wood for food) is to distill a single sample, is low in efficiency, lacks parallel experiments, and simultaneously needs operators to watch for a long time, so that the operation is complex and the efficiency is low.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a multi-connected food sulfur dioxide distillation device to solve the problems in the background technology.
In order to achieve the purpose, the invention is realized by the following technical scheme: a sulfur dioxide distillation device in multi-connected food comprises a first base, wherein one side of the first base is fixedly connected with a fixed frame which is of a hollow structure, a first rotating groove and a second rotating groove are sequentially arranged on the upper inner wall and the lower inner wall of the fixed frame, a first rotating shaft is matched in the first rotating groove and is fixedly connected with a first external threaded column, the other end of the first external threaded column is fixedly connected with a second rotating shaft, the second rotating shaft is arranged in the second rotating groove, the first rotating shaft is connected with a first motor, a sliding block is in threaded connection with the first external threaded column, the sliding block is horizontally and fixedly connected with a connecting column, one end of the connecting column, far away from the sliding block, is fixedly connected with one end of a fixed clamping device, the other end of the fixed clamping device is fixedly connected with a supporting frame, and one side of the bottom end of the supporting frame is fixedly connected with a second base, the both sides fixed connection second spliced pole at second base top the inside first spliced pole rather than the adaptation that is equipped with of second spliced pole the top fixed connection backup pad of first spliced pole is at the bottom fixed connection internal thread post of backup pad, internal thread post female connection has the second external screw thread post be equipped with the receiving bottle in the backup pad be equipped with the pipe in the receiving bottle, the pipe is connected with the condenser be equipped with moisture detector on the pipe that sets up between condenser and the bottle plug, the bottleneck department of distillation flask is arranged in to the bottle plug, in heating device is arranged in to the distillation flask be equipped with the gas vent on the distillation flask.
Furthermore, the fixing clamp device comprises a fixing clamp shell, elastic devices are symmetrically arranged in the fixing clamp shell, one end of each elastic device is fixedly connected with the inner wall of the fixing clamp shell, and the other end of each elastic device is fixedly connected with the movable claw.
Further, the elastic device is a compression spring, a rubber spring or a steel plate spring.
Furthermore, an electromagnetic valve is arranged on the exhaust port.
Furthermore, the bottom of the second external thread column is connected with an output shaft of a second motor arranged in the second base.
Furthermore, a weighing sensor is arranged on the supporting plate.
Furthermore, a water outlet is formed in the top of one side of the condenser, and a water inlet is formed in the bottom of the other end of the condenser.
Further, the conduit is arranged in a spiral shape in the condenser.
Furthermore, the first connecting column is in an inverted T shape.
The intelligent humidity controller further comprises a controller, a single chip microcomputer is arranged in the controller, the output end of the single chip microcomputer is electrically connected with the input ends of the first motor, the second motor, the heating device and the electromagnetic valve respectively, and the output end of the single chip microcomputer is electrically connected with the output ends of the humidity detector and the weighing sensor respectively.
The invention has the beneficial effects that:
(1) according to the invention, the weighing sensor is arranged on the supporting plate, and the distillation end point can be judged through the distillation weight. When the weight of the distillate reaches a specified amount, the heating device stops heating, and the electromagnetic valve is opened at the same time, so that the residual steam is discharged from the exhaust port, and suck back is avoided.
(2) The invention is fully automatically controlled without watching. The accuracy and the inspection efficiency of the data are ensured.
(3) The invention is provided with a humidity detector to prevent the sample from being burnt. In addition, the bottle mouth of the distillation bottle is provided with an exhaust port and is controlled by an electromagnetic valve, and when heating is completed, the electromagnetic valve is opened to prevent over-distillation or back suction of liquid.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
FIG. 1 is a schematic structural diagram of a multi-connected food sulfur dioxide distillation device;
FIG. 2 is a schematic diagram of the structure at the position A of a multi-connected sulfur dioxide distillation device in food;
FIG. 3 is a schematic structural diagram of a position B of a sulfur dioxide distillation device in multi-connected food;
fig. 4 is a schematic structural diagram of a fixing clamp device of a multi-connected sulfur dioxide distilling device for food.
Fig. 5 is a control system diagram of a multi-connected sulfur dioxide distilling device in food.
In the figure: 1-a first motor, 2-a first rotating groove, 3-a first rotating shaft, 4-a fixed frame, 5-a first external threaded column, 6-a sliding block, 7-a second rotating shaft, 8-a second rotating shaft, 9-a first base, 10-a heating device, 11-a distillation flask, 12-a supporting frame, 13-a second base, 14-a second motor, 15-an output shaft, 16-a second external threaded column, 17-an internal threaded column, 18-a supporting plate, 19-a weighing sensor, 20-a receiving flask, 21-a conduit, 22-a condenser, 23-a water inlet, 24-a water outlet, 25-a humidity detector, 26-a bottle stopper, 27-a connecting column, 28-a fixed clamping device, 29-a first connecting column, 2-a fixed frame, 6-a second rotating frame, 7-a second rotating shaft, 8-a weighing sensor, 20-a receiving flask, 21-a guide tube, 22-a condenser, 23-a water inlet, a water outlet, a humidity detector, a bottle stopper, a bottle cover, a bottle and a bottle cover, a bottle and a cover, a bottle cover, a cover, 30-a second connecting column, 31-a movable claw, 32-an elastic device, 33-an electromagnetic valve, 34-an exhaust port and 35-a fixed clamp shell.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
Referring to fig. 1-5, the present invention provides a technical solution: a sulfur dioxide distillation device in multi-connected food comprises a first base 9, a fixed frame 4 is fixedly connected to one side of the first base 9, the fixed frame 4 is of a hollow structure, a first rotating groove 2 and a second rotating groove 8 are sequentially arranged on the upper inner wall and the lower inner wall of the fixed frame 4, a first rotating shaft 3 is matched in the first rotating groove 2, the first rotating shaft 3 is fixedly connected with a first external thread column 5, the other end of the first external thread column 5 is fixedly connected with a second rotating shaft 7, the second rotating shaft 7 is arranged in the second rotating groove 8, the first rotating shaft 3 is connected with a first motor 1, the first motor 1 drives the first external thread column 5 to rotate, a sliding block 6 is in threaded connection with the first external thread column 5, the sliding block 6 is driven to move up and down by the rotation of the first external thread column 5, a connecting column 27 is horizontally and fixedly connected with the sliding block 6, one end of the connecting column 27 far away from the sliding block 6 is fixedly connected with a fixing and clamping device 28, the fixing clamp device 28 is used for fixedly supporting the distillation flask 11, the other end of the fixing clamp device 28 is fixedly connected with the support frame 12, one side of the bottom end of the support frame 12 is fixedly connected with the second base 13, the two sides of the top of the second base 13 are fixedly connected with the second connecting column 30, the second connecting column 30 is internally provided with the first connecting column 29 matched with the second connecting column, the first connecting column 29 is in an inverted T shape and is prevented from being separated from the second external threaded column 16 in the process of moving the internal threaded column 17 up and down, the bottom of the support plate 18 is fixedly connected with the internal threaded column 17, the internal threaded column 17 is internally connected with the second external threaded column 16, the bottom of the second external threaded column 16 is connected with the output shaft 15 of the second motor 14 arranged in the second base 13, the support plate 18 is fixedly connected with the top of the first connecting column 29, the second motor 14 drives the internal threaded column 17 to rotate, and as the internal threaded column 17 is in threaded connection with the second external threaded column 16, and then the second external thread column 16 drives the support plate 18 to move up and down, the support plate 18 is provided with a weighing sensor 19, the support plate 18 is provided with a receiving bottle 20, the receiving bottle 20 is internally provided with a guide pipe 21, the guide pipe 21 is connected with a condenser 22, the guide pipe 21 arranged between the condenser 22 and a bottle stopper 26 is provided with a humidity detector 25, the bottle stopper 26 is arranged at the bottle mouth of the distillation bottle 11, the distillation bottle 11 is arranged in the heating device 10, and the distillation bottle 11 is provided with an exhaust port 34.
In this embodiment, the fixing clip device 28 includes a fixing clip housing 35, the elastic devices 32 are symmetrically disposed in the fixing clip housing 35, one end of the elastic device 32 is fixedly connected to the inner wall of the fixing clip housing 35, and the other end is fixedly connected to the movable claw 31, the movable claw 31 is pushed toward the elastic device 32, the bottle mouth of the retort 11 is placed in the fixing clip housing 35, and the movable claw 31 tightly buckles the bottle mouth of the retort 11 under the action of the elastic device 32, so as to achieve the fixing effect.
In this embodiment, the elastic device 32 is a compression spring, a rubber spring, or a leaf spring.
In this embodiment, the exhaust port 34 is provided with an electromagnetic valve 33 which is opened when heating is completed to prevent distillation excess or suck back of liquid.
In this embodiment, the condenser 22 is inclined downward at an inclination angle of 5-10 °, and the conduit 21 is spirally disposed in the condenser 22, so that the condensing time of the gas is longer, the gas is more sufficiently condensed, the top of one side of the condenser 22 is provided with the water outlet 24, and the bottom of the other end of the condenser 22 is provided with the water inlet 23, which is beneficial to the condensation of the condenser 22 on the water vapor.
In the embodiment, the device further comprises a controller, wherein a single chip microcomputer is arranged in the controller, the output end of the single chip microcomputer is electrically connected with the input ends of the first motor 1, the second motor 14, the heating device 10 and the electromagnetic valve 33 respectively, and the output end of the single chip microcomputer is electrically connected with the output ends of the humidity detector 25 and the weighing sensor 19 respectively;
when the humidity detected by the humidity detector 25 is lower than a preset value, a signal is fed back to the controller, the controller sends a forward rotation signal to the first motor 1, the first motor 1 drives the first external threaded column 5 to rotate, so that the sliding block 6 moves upwards, the distillation flask 11 is far away from the heating device at the moment, excessive distillation is avoided, and meanwhile, the electromagnetic valve 33 receives an opening signal, so that steam is discharged from the air outlet 34, and suck backwards is avoided;
when the value read by the weighing sensor 19 is a preset value, a signal of the preset value is transmitted to the controller, the controller sends a reverse signal to the second motor 14, the second motor 14 drives the second external thread column 16 to rotate, the supporting plate 18 is further driven to move downwards, the guide pipe 21 is separated from the liquid level, meanwhile, the heating device 10 stops heating, and the electromagnetic valve 33 is opened.
The working principle is as follows:
putting a sample into a distillation flask 11, plugging a bottle stopper 26, pushing a movable claw 31 towards an elastic device 32, placing the bottle mouth of the distillation flask 11 into a fixed clamp shell 35, tightly buckling the bottle mouth of the distillation flask 11 by the movable claw 31 under the action of the elastic device 32, placing a receiving bottle 20 on a supporting plate 18, adjusting the positions of the supporting plate 18 and a sliding block 6, enabling a condenser 22 to be obliquely and downwards arranged at an inclination angle of 5-10 degrees on one hand, enabling the distillation flask 11 to be placed in a heating device 10 on the other hand, introducing tap water at a water inlet 23, starting the heating device 10 to distill the sample, feeding a signal back into a controller when the humidity detected by a humidity detector 25 is lower than a preset value, enabling the controller to send a forward rotation signal to a first motor 1, enabling the first motor 1 to drive a first external threaded column 5 to rotate, and enabling the sliding block 6 to move upwards, at the moment, the distillation flask 11 is far away from the heating device to avoid over-distillation, and meanwhile, the electromagnetic valve 33 receives an opening signal to enable steam to be discharged from the exhaust port 34 to avoid suck-back;
when the value read by the weighing sensor 19 is a preset value, a signal of the preset value is transmitted to the controller, the controller sends a reverse signal to the second motor 14, the second motor 14 drives the second external thread column 16 to rotate, the supporting plate 18 is further driven to move downwards, the guide pipe 21 is separated from the liquid level, meanwhile, the heating device 10 stops heating, and the electromagnetic valve 33 is opened.
While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. The utility model provides a sulfur dioxide distillation plant in multi-connected food, its characterized in that, includes first base (9), one side fixed connection mount (4) of first base (9), mount (4) are hollow structure, be equipped with first rotation groove (2) and second rotation groove (8) on the inner wall about mount (4) in proper order first rotation groove (2) fit in has first axis of rotation (3), first axis of rotation (3) fixed connection first external screw thread post (5), the other end fixed connection second axis of rotation (7) of first external screw thread post (5), second axis of rotation (7) are arranged in second rotation groove (8), first axis of rotation (3) are connected with first motor (1), threaded connection has sliding block (6) on first external screw thread post (5), sliding block (6) horizontal fixed connection has spliced pole (27), keep away from the one end of sliding block (6) one end fixed connection fixation clamp device (28) on spliced pole (27), the other end fixed connection support frame (12) of fixation clamp device (28), bottom one side fixed connection second base (13) of support frame (12) the both sides fixed connection second spliced pole (30) at second base (13) top second spliced pole (30) inside be equipped with rather than the first spliced pole (29) of adaptation the second spliced pole (30) top fixed connection backup pad (18) of first spliced pole (29), at the bottom fixed connection internal thread post (17) of backup pad (18), internal thread post (17) female connection has second external screw thread post (16), be equipped with receiving bottle (20) on backup pad (18) be equipped with pipe (21) in receiving bottle (20), pipe (21) are connected with condenser (22), a humidity detector (25) is arranged on a guide pipe (21) arranged between the condenser (22) and a bottle stopper (26), the bottle stopper (26) is arranged at the bottle mouth of the distillation bottle (11), the distillation bottle (11) is arranged in the heating device (10), and an exhaust port (34) is arranged on the distillation bottle (11);
the bottom of the second external thread column (16) is connected with an output shaft (15) of a second motor (14) arranged in the second base (13);
an electromagnetic valve (33) is arranged on the exhaust port (34);
a weighing sensor (19) is arranged on the supporting plate (18);
the automatic weighing device is characterized by further comprising a controller, wherein a single chip microcomputer is arranged in the controller, the output end of the single chip microcomputer is electrically connected with the input ends of the first motor (1), the second motor (14), the heating device (10) and the electromagnetic valve (33) respectively, and the output end of the single chip microcomputer is electrically connected with the output ends of the humidity detector (25) and the weighing sensor (19) respectively.
2. A multi-connected food sulfur dioxide distilling apparatus as claimed in claim 1, wherein said fixing clip device (28) comprises a fixing clip housing (35), and elastic means (32) are symmetrically arranged in said fixing clip housing (35), one end of said elastic means (32) is fixedly connected with the inner wall of the fixing clip housing (35), and the other end is fixedly connected with the movable jaw (31).
3. A multi-connected food sulfur dioxide distilling apparatus as claimed in claim 2, wherein said elastic means (32) is compression spring, rubber spring or leaf spring.
4. A multi-connected food sulfur dioxide distilling apparatus as claimed in claim 1, wherein the top of one side of said condenser (22) is provided with a water outlet (24), and the bottom of the other end of said condenser (22) is provided with a water inlet (23).
5. A multi-split distillation apparatus for sulfur dioxide in food as claimed in claim 1, wherein said conduit (21) is disposed in a spiral shape in the condenser (22).
6. A multi-connected food sulfur dioxide distilling apparatus as claimed in claim 1, wherein the first connecting column (29) is in the shape of an inverted "T".
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910289597.9A CN109985682B (en) | 2019-04-11 | 2019-04-11 | Sulfur dioxide distillation plant in many foods that ally oneself with |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910289597.9A CN109985682B (en) | 2019-04-11 | 2019-04-11 | Sulfur dioxide distillation plant in many foods that ally oneself with |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109985682A CN109985682A (en) | 2019-07-09 |
| CN109985682B true CN109985682B (en) | 2021-10-15 |
Family
ID=67133189
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910289597.9A Active CN109985682B (en) | 2019-04-11 | 2019-04-11 | Sulfur dioxide distillation plant in many foods that ally oneself with |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109985682B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113134404A (en) * | 2021-04-21 | 2021-07-20 | 淄博职业学院 | Heating bearing device suitable for chemical distillation experiment |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4038273A1 (en) * | 1990-11-30 | 1992-06-04 | Mls Gmbh | DEVICE FOR TRIGGERING AND / OR PROMOTING CHEMICAL AND / OR PHYSICAL PROCESSES |
| FR2912323B1 (en) * | 2007-02-13 | 2009-04-10 | Instrumentation Scient De Labo | AUTOMATIC POSITIONING DEVICE ASSISTED WITH A HEATING ENCLOSURE AGAINST A DISTILLATION BALL. |
| CN202962499U (en) * | 2012-12-18 | 2013-06-05 | 济南大学 | Automatic control distillation device |
| CN104020070A (en) * | 2014-04-29 | 2014-09-03 | 辽宁万泓激光科技股份有限公司 | Coal tar ingredient analysis instrument |
| CN204594772U (en) * | 2015-05-21 | 2015-08-26 | 山东格林检测股份有限公司 | A kind of Water quality ammonia nitrogen distilling apparatus |
| CN206138774U (en) * | 2016-09-26 | 2017-05-03 | 深圳市赛亿科技开发有限公司 | Automatic control rotary evaporato distillation end point device |
| CN207532809U (en) * | 2017-11-23 | 2018-06-26 | 甘肃省分析测试中心 | A kind of Rotary Evaporators |
| CN108593415A (en) * | 2017-12-27 | 2018-09-28 | 芜湖凌梦电子商务有限公司 | A kind of sulfur dioxide distilling apparatus for food inspection |
-
2019
- 2019-04-11 CN CN201910289597.9A patent/CN109985682B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN109985682A (en) | 2019-07-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109985682B (en) | Sulfur dioxide distillation plant in many foods that ally oneself with | |
| CN110501514A (en) | Automatic tester and automatic checkout system | |
| CN209197347U (en) | A kind of Chinese medicine tanning device | |
| CN102814644A (en) | Automatic assembling device of hemodialyzer | |
| CN104458999B (en) | Organic substance automatic analyzer | |
| CN211253391U (en) | Tealeaves is sold and is used storage jar with dampproofing function | |
| CN114563423A (en) | Beer bottle and can defect light and mapping observation method | |
| CN213985932U (en) | Quick preparation facilities of biological sample tissue free water tritium | |
| CN209589898U (en) | A kind of dedicated gelation time instrument of powdery paints | |
| CN106824561A (en) | Intelligent Centrifugal Machine Control method and device in full-automatic cell culture systems | |
| CN209254159U (en) | A kind of safety device of rotary evaporator | |
| CN208556550U (en) | It is a kind of to unload sealing coil apparatus automatically | |
| CN209735035U (en) | Novel column chromatography stock solution device | |
| CN206960208U (en) | A kind of suck-back Combined water spline filter system | |
| CN206725450U (en) | A kind of measure device of soil alkali-hydrolyzable nitrogen | |
| CN207666422U (en) | A kind of cover pressing mechanism | |
| CN206804360U (en) | A kind of bell plant volatile sample cover | |
| CN206607227U (en) | A kind of collection device of cell culture fluid | |
| CN219112237U (en) | Tank body package fills up case detection device | |
| CN207996644U (en) | Reaction kettle feeding conveyer system | |
| CN104280513A (en) | Reaction tank for water sample detection | |
| CN207623086U (en) | Portable flue gas condensing monitors sampling apparatus | |
| CN204767494U (en) | Falling liquid film formula enrichment facility | |
| CN108195622A (en) | A kind of sampler during chemical industry synthesis | |
| CN216418026U (en) | Oxygen humidification bottle condensate water collector |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |