CN111766124A - Device for preparing volatile organic compound standard solution - Google Patents
Device for preparing volatile organic compound standard solution Download PDFInfo
- Publication number
- CN111766124A CN111766124A CN202010647959.XA CN202010647959A CN111766124A CN 111766124 A CN111766124 A CN 111766124A CN 202010647959 A CN202010647959 A CN 202010647959A CN 111766124 A CN111766124 A CN 111766124A
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- lateral
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- 239000012855 volatile organic compound Substances 0.000 title claims abstract description 25
- 239000012086 standard solution Substances 0.000 title claims abstract description 18
- 230000007246 mechanism Effects 0.000 claims abstract description 9
- 230000005540 biological transmission Effects 0.000 claims description 16
- 239000003153 chemical reaction reagent Substances 0.000 claims description 12
- 239000007788 liquid Substances 0.000 claims description 4
- 230000008901 benefit Effects 0.000 abstract description 2
- 239000000203 mixture Substances 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 7
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 4
- 235000017491 Bambusa tulda Nutrition 0.000 description 4
- 241001330002 Bambuseae Species 0.000 description 4
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 4
- 239000011425 bamboo Substances 0.000 description 4
- 238000002156 mixing Methods 0.000 description 4
- 230000033001 locomotion Effects 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 238000009835 boiling Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 206010007269 Carcinogenicity Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 231100000260 carcinogenicity Toxicity 0.000 description 1
- 230000007670 carcinogenicity Effects 0.000 description 1
- 230000005574 cross-species transmission Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
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- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F31/00—Mixers with shaking, oscillating, or vibrating mechanisms
- B01F31/20—Mixing the contents of independent containers, e.g. test tubes
- B01F31/201—Holders therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/80—Forming a predetermined ratio of the substances to be mixed
- B01F35/81—Forming mixtures with changing ratios or gradients
-
- 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
- G01N1/38—Diluting, dispersing or mixing samples
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- Chemical & Material Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Devices For Use In Laboratory Experiments (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a device for preparing a volatile organic compound standard solution, which belongs to the field of medical instruments and comprises a bottom fixing plate, a fixing column, an accommodating cylinder, a lateral fixing block and a shaking device, wherein one end of the accommodating cylinder is connected with the fixing column in a sliding manner, the end part of the bottom fixing plate is fixed with the lower end of the fixing column, and the lateral fixing block is fixedly arranged on the bottom fixing plate and is positioned on one side back to the fixing column; the shaking device comprises a lateral fixed block and a driving device; the driving device comprises a first driving rod, a sliding column, a sliding seat and a first driving mechanism; one end of the first driving rod is hinged with one end of the accommodating cylinder, and the other end of the first driving rod is hinged with the side end of the sliding column; the sliding column is arranged on the sliding seat in a sliding mode, the sliding seat is provided with a lateral sliding groove, correspondingly, a sliding block is fixedly arranged at the end portion of the sliding column, and the first driving mechanism drives the sliding block to slide in the lateral sliding groove. The invention has the advantage of small-amplitude shaking so as to uniformly mix various volatile organic compounds.
Description
Technical Field
The invention belongs to the field of medical instruments, and particularly relates to a device for preparing a multi-component volatile organic compound standard solution.
Background
Volatile organic compounds, commonly represented by VOCs, refer to organic compounds with saturated vapor pressure of more than 70Pa at normal temperature and boiling point of 260 ℃ below normal pressure, most of the VOCs are toxic, and part of the VOCs have carcinogenicity, so that the volatile organic compounds are important monitoring items in environmental detection. In formulating a standard solution, it is often necessary to mix one or more organic components to formulate the solution.
However, in the process of traditional manual preparation of standard solution, because organic reagent raw materials volatilize easily, the kind is many, easily leads to experimenter's work load huge, and the experimenter is at the in-process of mixing, if vibrate the range too big, can lead to the organic component of low boiling point to spill over, produce the harm to human health.
Disclosure of Invention
The invention provides a device for preparing a multi-component volatile organic compound standard solution, which has the advantage of shaking in a small amplitude so as to uniformly mix multiple volatile organic compounds.
In order to achieve the purpose, the invention provides the following technical scheme:
a device for preparing a volatile organic compound standard solution comprises a bottom fixing plate, a fixing column, an accommodating cylinder for accommodating a reagent, a lateral fixing block and a shaking device for shaking the reagent in a small amplitude, wherein one end of the accommodating cylinder is connected with the fixing column in a sliding mode, the end portion of the bottom fixing plate is fixed to the lower end of the fixing column, and the lateral fixing block is fixedly arranged on the bottom fixing plate and located on one side back to the fixing column; the shaking device comprises a lateral fixed block and a driving device for driving two ends of the containing cylinder to move in opposite directions; the driving device comprises a first driving rod, a sliding column, a sliding seat and a first driving mechanism for driving the sliding column to move in the vertical direction; one end of the first driving rod is hinged with one end, close to the fixed column, of the accommodating cylinder, and the other end of the first driving rod is hinged with the side end of the sliding column; the sliding column is arranged on the sliding seat in a sliding mode, the sliding seat is provided with a lateral sliding groove, correspondingly, a sliding block which slides in the lateral sliding groove is fixedly arranged at the end portion of the sliding column, and the first driving mechanism drives the sliding block to slide in the lateral sliding groove.
Preferably, the shaking device further comprises a driving motor, a first piston rod, a first piston piece, an elastic piece, a second piston piece and a traction rope, one end of the first piston rod is fixed with the first piston piece, the other end of the first piston rod is fixed with the output end of the driving motor, one end of the traction rope is fixed with one end, back to the first piston piece, of the second piston piece, the other end of the traction rope is fixed with the side end of the sliding column, the first piston piece and the second piston piece are arranged in the hollow portion of the containing cylinder, and a liquid inlet capable of being opened and closed is fixedly arranged at the upper end of the containing cylinder.
Preferably, the shaking device further comprises a first elastic member, one end of the first elastic member is fixed to the second piston plate, and the other end of the first elastic member is fixed to the first piston plate.
Preferably, the shaking device further comprises a first gear, a first gear seat, a connecting belt, a second gear, a transmission plate and a fixed rod, wherein the first gear seat is fixed to one end of the sliding column in the reverse direction of the sliding block, two ends of the connecting belt are respectively connected with the first gear and the second gear in a transmission mode, the transmission plate is fixedly arranged above the first piston rod, a tooth part meshed with the second gear is arranged at the upper end of the transmission plate, a positioning plate is arranged at one end, facing the fixed column, of the lateral fixing block, one end of the fixed rod is connected with the second gear in a rotating mode, and the other end of the fixed rod is fixedly arranged above the positioning plate.
Preferably, the lower end of the sliding seat is provided with a bottom plate, a connecting rod is fixedly arranged below the bottom plate, and the sliding column and the bottom plate are fixed through a second elastic piece.
Preferably, the shaking device further comprises a lower driving rod, one end of the lower driving rod is hinged to one end, back to the fixing column, of the accommodating barrel, and the other end of the lower driving rod is connected with the fixing column in a sliding mode.
Preferably, the side of fixed column is equipped with the sliding tray, hold a section of thick bamboo and be equipped with the embedding pulley holder towards the one end of fixed column, the embedding pulley holder slides in the sliding tray is inside, the embedding pulley holder rotates and is connected with embedded pulley, the haulage rope rotates with embedded pulley to be connected.
Preferably, the side end of the embedded pulley seat is provided with a limit convex part, and correspondingly, the groove wall of the sliding groove is provided with a limit sliding groove.
Preferably, the device further comprises a third elastic element and a transverse sliding column, wherein the transverse sliding column slides in the sliding groove, and the third elastic element is sleeved on the transverse sliding column.
The invention has the beneficial effects that:
in the invention, an experimenter can add various reagent raw materials into the containing barrel, the sliding column is driven by the first driving mechanism to slide up and down on the sliding seat, and the first driving rod is driven by the sliding column to move up and down at the hinged end of the first driving rod in the process of moving up and down. Because the one end that holds a section of thick bamboo and be close to the fixed column also moves with the up-and-down motion of slip post and the small amplitude to play the effect of mixing to a plurality of organic reagents in holding a section of thick bamboo.
Drawings
FIG. 1 is a schematic diagram showing the overall structure of an apparatus for preparing a standard solution of volatile organic compounds according to the present embodiment;
FIG. 2 is a schematic partial structural view of an apparatus for preparing a standard solution of volatile organic compounds according to this embodiment;
FIG. 3 is an enlarged view of portion A of FIG. 2;
FIG. 4 is a schematic partial structural view of an apparatus for preparing a standard volatile organic compound solution according to the present embodiment;
FIG. 5 is a schematic partial structural view of an apparatus for preparing a standard volatile organic compound solution according to the present embodiment;
fig. 6 is an enlarged view of a portion B in fig. 5.
In the figure: 1. the bottom fixing plate, 11, the lateral fixing block, 12, the positioning plate, 2, the fixing column, 21, the sliding groove, 210, the limiting sliding groove, 3, the accommodating cylinder, 31, the embedded pulley seat, 32, the limiting convex part, 33, the embedded pulley, 35, the first driving rod, 37, the liquid inlet, 38, the lower driving rod, 39, the sliding column, 391, the third elastic component, 4, the traction rope, 41, the second piston sheet, 42, the first elastic component, 5, the sliding seat, 50, the bottom plate, 502, the connecting rod, 52, the sliding column, 520, the sliding block, 53, the first gear seat, 54, the first gear, 55, the connecting band, 56, the second elastic component, 57, the second gear, 61, the driving motor, 62, the first piston rod, 620, the first piston sheet, 63, the transmission plate, 64, and the fixing rod.
Detailed Description
The embodiment provides a technical scheme:
as shown in fig. 1 to 6, a device for preparing a standard solution of volatile organic compounds includes a bottom fixing plate 1, a fixing column 2, a containing cylinder 3 for containing a reagent, a lateral fixing block 11, and a shaking device for shaking the reagent with a small amplitude, wherein one end of the containing cylinder 3 is slidably connected with the fixing column 2, an end of the bottom fixing plate 1 is fixed to a lower end of the fixing column 2, and the lateral fixing block 11 is fixedly disposed on the bottom fixing plate 1 and located on a side back to the fixing column 2; the shaking device comprises a lateral fixed block 11 and a driving device for driving two ends of the accommodating cylinder 3 to move in opposite directions; the driving device comprises a first driving rod 35, a sliding column 52, a sliding seat 5 and a first driving mechanism for driving the sliding column 52 to move in the vertical direction; one end of the first driving rod 35 is hinged with one end of the accommodating cylinder 3 close to the fixed column 2, and the other end is hinged with the side end of the sliding column 52; the sliding column 52 is slidably disposed on the sliding seat 5, the sliding seat 5 is provided with a lateral sliding slot, correspondingly, a sliding block 520 sliding in the lateral sliding slot is fixedly disposed at an end of the sliding column 52, and the first driving mechanism drives the sliding block 520 to slide in the lateral sliding slot.
As shown in fig. 5 and 6, the shaking apparatus further includes a driving motor 61, a first piston rod 62, a first piston plate 620, a second piston plate 41 and a pulling rope 4, wherein one end of the first piston rod 62 is fixed to the first piston plate 620, the other end is fixed to an output end of the driving motor 61, one end of the pulling rope 4 is fixed to an end of the second piston plate 41, which is opposite to the first piston plate 620, the other end is fixed to a side end of the sliding column 52, the first piston plate 620 and the second piston plate 41 are both disposed in the hollow interior of the accommodating cylinder 3, and an openable liquid inlet 37 is fixed to an upper end of the accommodating cylinder 3. When the driving motor 61 works, the first piston rod can be driven to move in the horizontal direction, and the first piston rod 62 can drive the first piston sheet 620 to move in the accommodating cylinder 3 in the process of moving in the horizontal direction, so that the uniform mixing of multiple organic reagents accommodated in the accommodating cylinder 3 can be accelerated. Meanwhile, the second piston piece 41 and the sliding column 52 are fixedly connected through the pulling rope 4, so that in the process of vertical movement of the sliding column 52 on the fixing seat, pulling force can be applied to the pulling rope 4, the second piston piece 41 is driven to slide in the accommodating barrel 3, the sliding direction of the second piston piece 41 is opposite to the sliding direction of the first piston piece 620, and organic reagents in the accommodating barrel 3 can be mixed uniformly in an accelerating manner.
As shown in fig. 6, the shaking apparatus further includes a first elastic member 42, and one end of the first elastic member 42 is fixed to the second piston plate 41 and the other end is fixed to the first piston plate 620. Because the second piston plate 41 and the first piston plate 620 are elastically connected by the elastic member 42, the first piston plate 620 drives the second piston plate 41 to slide with a small amplitude during the movement along the inner wall of the accommodating cylinder, thereby further playing a role of shaking the organic reagent.
As shown in fig. 2 and 3, the shaking apparatus further includes a first gear 54, a first gear seat 53, a connecting band 55, a second gear 57, a transmission plate 63 and a fixing rod 64, wherein the first gear seat 53 and one end of the sliding block 520 facing away from the sliding column 52 are fixed, two ends of the connecting band 55 are respectively in transmission connection with the first gear 54 and the second gear 57, the transmission plate 63 is fixedly disposed above the first piston rod 62, a tooth portion engaged with the second gear 57 is disposed at an upper end of the transmission plate 63, a positioning plate 12 is disposed at one end of the lateral fixing block 11 facing the fixing column 2, one end of the fixing rod 64 is rotatably connected with the second gear 57, and the other end is fixedly disposed above the positioning plate 12. When the driving motor 61 works, the first piston rod 62 can be driven to move horizontally, because the transmission plate 63 is fixed with the first piston rod 62, the transmission plate 63 can drive the second gear 57 to rotate in the process of moving horizontally, and because the distance between the second gear 57 and the first gear 54 is fixed (namely the length of the connecting belt 55), the second gear 57 can have a pulling force on the first gear 54 in the process of rotating along the transmission plate 63, so that the vertical distance between the second gear 57 and the first gear 54 is changed, and the sliding column 52 fixed with the first gear 54 is driven to move up and down on the fixed seat 5, thereby playing a linkage effect.
As shown in fig. 3, the bottom plate 50 is disposed at the lower end of the sliding seat 5, the connecting rod 502 is fixedly disposed below the bottom plate 50, and the sliding column 52 and the bottom plate 50 are fixed by the second elastic member 56.
As shown in fig. 2, the shaking apparatus further includes a lower driving rod 38, one end of the lower driving rod 38 is hinged to the end of the accommodating cylinder 3 opposite to the fixed column 2, and the other end is slidably connected to the fixed column 2. The lower driving rod 38 is used for maintaining the stability of the accommodating barrel 3 and preventing the accommodating barrel from falling off in the process of shaking and blending.
As shown in fig. 4, the side of fixed column 2 is equipped with sliding tray 21, and the one end of holding a section of thick bamboo 3 towards fixed column 2 is equipped with embedding pulley holder 31, and embedding pulley holder 31 slides in sliding tray 21 is inside, and embedding pulley holder 31 rotates and is connected with embedded pulley 33, and haulage rope 4 rotates with embedded pulley 33 and is connected.
As shown in fig. 4, the side end of the insertion pulley seat 31 is provided with a limit protrusion 32, and correspondingly, the groove wall of the sliding groove 21 is provided with a limit sliding groove 210.
The embodiment further includes a third elastic member 391 and a lateral sliding column 39, the lateral sliding column 39 slides in the sliding slot 21, and the third elastic member 391 is sleeved on the lateral sliding column 39.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (9)
1. The device for configuring the volatile organic compound standard solution is characterized by comprising a bottom fixing plate (1), a fixing column (2), an accommodating cylinder (3) for accommodating a reagent, a lateral fixing block (11) and a shaking device for shaking the reagent in a small amplitude, wherein one end of the accommodating cylinder (3) is connected with the fixing column (2) in a sliding manner, the end part of the bottom fixing plate (1) is fixed with the lower end of the fixing column (2), and the lateral fixing block (11) is fixedly arranged on the bottom fixing plate (1) and is positioned on one side back to the fixing column (2);
the shaking device comprises a lateral fixed block (11) and a driving device for driving two ends of the containing cylinder (3) to move in opposite directions;
the driving device comprises a first driving rod (35), a sliding column (52), a sliding seat (5) and a first driving mechanism for driving the sliding column (52) to move in the vertical direction;
one end of the first driving rod (35) is hinged with one end, close to the fixed column (2), of the accommodating barrel (3), and the other end of the first driving rod is hinged with the side end of the sliding column (52);
the sliding column (52) is arranged on the sliding seat (5) in a sliding mode, the sliding seat (5) is provided with a lateral sliding groove, correspondingly, a sliding block (520) which slides in the lateral sliding groove is fixedly arranged at the end portion of the sliding column (52), and the first driving mechanism drives the sliding block (520) to slide in the lateral sliding groove.
2. The apparatus according to claim 1, characterized in that the shaking device also comprises a driving motor (61), a first piston rod (62), a first piston sheet (620), an elastic element (42), a second piston sheet (41) and a traction rope (4), one end of the first piston rod (62) is fixed with the first piston sheet (620), the other end is fixed with the output end of the driving motor (61), one end of the traction rope (4) is fixed with one end of the second piston sheet (41) back to the first piston sheet (620), the other end is fixed with the side end of the sliding column (52), the first piston sheet (620) and the second piston sheet (41) are both arranged in the hollow interior of the accommodating cylinder (3), the upper end of the containing cylinder (3) is fixedly provided with a liquid inlet (37) which can be opened and closed.
3. The apparatus of claim 2, wherein the shaking device further comprises a first elastic member (42), one end of the first elastic member (42) is fixed to the second piston plate (41), and the other end is fixed to the first piston plate (620).
4. The device for preparing the standard solution of volatile organic compounds according to claim 2, wherein the shaking device further comprises a first gear (54), a first gear seat (53), a connecting band (55), a second gear (57), a transmission plate (63) and a fixing rod (64), the first gear seat (53) and one end of the sliding block (520) facing away from the sliding column (52) are fixed, two ends of the connecting band (55) are respectively connected with the first gear (54) and the second gear (57) in a transmission manner, the transmission plate (63) is fixedly arranged above the first piston rod (62), a tooth part meshed with the second gear (57) is arranged at the upper end of the transmission plate (63), a fixing column positioning plate (12) is arranged at one end of the lateral fixing block (11) facing the second gear (2), and one end of the fixing rod (64) is rotatably connected with the second gear (57), the other end is fixedly arranged above the positioning plate (12).
5. The device for preparing the standard solution of volatile organic compounds according to claim 2, wherein the lower end of the sliding seat (5) is provided with a bottom plate (50), a connecting rod (502) is fixedly arranged below the bottom plate (50), and the sliding column (52) and the bottom plate (50) are fixed through a second elastic member (56).
6. The device for preparing the standard solution of volatile organic compounds according to claim 2, wherein the shaking device further comprises a lower driving rod (38), one end of the lower driving rod (38) is hinged with one end of the containing cylinder (3) opposite to the fixed column (2), and the other end is connected with the fixed column (2) in a sliding way.
7. The device for preparing the standard solution of the volatile organic compounds according to claim 2, wherein a sliding groove (21) is formed at a side end of the fixed column (2), an embedded pulley seat (31) is formed at one end of the accommodating cylinder (3) facing the fixed column (2), the embedded pulley seat (31) slides inside the sliding groove (21), an embedded pulley (33) is rotatably connected to the embedded pulley seat (31), and the traction rope (4) is rotatably connected to the embedded pulley (33).
8. The device for dispensing a volatile organic compound standard solution as claimed in claim 7, wherein the side end of the embedded pulley seat (31) is provided with a limit protrusion (32), and correspondingly, the groove wall of the sliding groove (21) is provided with a limit sliding groove (210).
9. The device for preparing the volatile organic compound standard solution as claimed in claim 1, further comprising a third elastic member (391) and a lateral sliding column (39), wherein the lateral sliding column (39) slides in the sliding groove (21), and the third elastic member (391) is sleeved on the lateral sliding column (39).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010647959.XA CN111766124B (en) | 2020-07-07 | 2020-07-07 | Device for preparing volatile organic compound standard solution |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010647959.XA CN111766124B (en) | 2020-07-07 | 2020-07-07 | Device for preparing volatile organic compound standard solution |
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| Publication Number | Publication Date |
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| CN111766124A true CN111766124A (en) | 2020-10-13 |
| CN111766124B CN111766124B (en) | 2022-10-25 |
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| CN202010647959.XA Active CN111766124B (en) | 2020-07-07 | 2020-07-07 | Device for preparing volatile organic compound standard solution |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103149062A (en) * | 2012-12-21 | 2013-06-12 | 重庆大学 | Blood sample automatic reciprocating type blending device |
| CN206146719U (en) * | 2016-11-04 | 2017-05-03 | 济南格利特科技有限公司 | Blood is from shaking even device |
| CN108114891A (en) * | 2017-12-20 | 2018-06-05 | 合肥市东庐机械制造有限公司 | A kind of mining machinery shaking device |
| CN108251304A (en) * | 2018-03-26 | 2018-07-06 | 董银 | A kind of cell engineering cell rocking equipment |
| CN208350491U (en) * | 2018-02-19 | 2019-01-08 | 李晓婷 | A kind of residual detection device of water-insoluble solvent reallocation agriculture |
| CN109200910A (en) * | 2018-10-15 | 2019-01-15 | 伍超群 | A kind of chemical industry medicament debugging rotation vibrating device |
| CN208857177U (en) * | 2018-09-27 | 2019-05-14 | 江西青龙高科油脂有限公司 | A kind of anhydrous solvent Tea Saponin extraction element |
| CN111203141A (en) * | 2020-04-01 | 2020-05-29 | 长沙在线仪器设备有限公司 | Vertical oscillation device of liquid separation funnel |
-
2020
- 2020-07-07 CN CN202010647959.XA patent/CN111766124B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103149062A (en) * | 2012-12-21 | 2013-06-12 | 重庆大学 | Blood sample automatic reciprocating type blending device |
| CN206146719U (en) * | 2016-11-04 | 2017-05-03 | 济南格利特科技有限公司 | Blood is from shaking even device |
| CN108114891A (en) * | 2017-12-20 | 2018-06-05 | 合肥市东庐机械制造有限公司 | A kind of mining machinery shaking device |
| CN208350491U (en) * | 2018-02-19 | 2019-01-08 | 李晓婷 | A kind of residual detection device of water-insoluble solvent reallocation agriculture |
| CN108251304A (en) * | 2018-03-26 | 2018-07-06 | 董银 | A kind of cell engineering cell rocking equipment |
| CN208857177U (en) * | 2018-09-27 | 2019-05-14 | 江西青龙高科油脂有限公司 | A kind of anhydrous solvent Tea Saponin extraction element |
| CN109200910A (en) * | 2018-10-15 | 2019-01-15 | 伍超群 | A kind of chemical industry medicament debugging rotation vibrating device |
| CN111203141A (en) * | 2020-04-01 | 2020-05-29 | 长沙在线仪器设备有限公司 | Vertical oscillation device of liquid separation funnel |
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| Publication number | Publication date |
|---|---|
| CN111766124B (en) | 2022-10-25 |
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Denomination of invention: A device for preparing volatile organic compound standard solutions Granted publication date: 20221025 Pledgee: Industrial and Commercial Bank of China Limited Hangzhou Hushu Branch Pledgor: GREENTOWN NONGKE DETECTION TECHNOLOGY Co.,Ltd. Registration number: Y2024980016712 |
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