CN103638853A - S-type passive micro-mixer - Google Patents
S-type passive micro-mixer Download PDFInfo
- Publication number
- CN103638853A CN103638853A CN201310555139.8A CN201310555139A CN103638853A CN 103638853 A CN103638853 A CN 103638853A CN 201310555139 A CN201310555139 A CN 201310555139A CN 103638853 A CN103638853 A CN 103638853A
- Authority
- CN
- China
- Prior art keywords
- mixed cell
- diffusion
- contraction
- mixing
- mixed
- 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.)
- Granted
Links
Images
Abstract
The invention discloses an S-type passive micro-mixer in the microfluid mixing field, which comprises an upper cover plate and a mixing plate bonded together in an up-and-down manner; a first fluid inlet pipe, and a second fluid inlet pipe are disposed at the left side of the mixing plate; an outlet pipe is disposed at the right side; the two fluid inlet pipes are connected together with a main channel; n contraction mixing units and n diffusion mixing units orderly connected end to end in a smooth transition manner are disposed between the main channel and the outlet pipe; the first one of the n contraction mixing units is connected with the main channel, and the last diffusion mixing unit is connected with the outlet pipe; the outline of the horizontal axis cross section of a single contraction mixing unit is formed by two logarithmic spirals of the single contraction mixing unit; the outline of the horizontal axis cross section of a single diffusion mixing unit is formed by two logarithmic spirals of the single diffusion mixing unit; all the diffusion mixing units are at the front side of the polar axis of the logarithmic spiral, and all the contraction mixing units are at the back side of the polar axis; the contact area between fluids is increased, and thus mixing is more sufficient.
Description
Technical field
The microfluid field that the present invention relates to Microfluidic Mixing, relates in particular to a kind of micro-mixer.
Background technology
Microfluid system can be achieved the functions such as the separation of traditional biochemistry detection process, application of sample, mixing, reaction, detection on chip.So both saved reagent, reduced again dangerous (as poisonous or react violent reagent).Microchemical engineering can be applied for analysis and synthesis as emerging technology, the minisize reaction system that microchemical engineering relates to mainly comprises micro-mixer, micro heat exchanger, fluid channel, wherein, there are many problems in micro-mixer: due to dwindling of yardstick, suitable large of the ratio of fluid meter area and volume in the microchannel of micro-mixer, flow velocity and the Reynolds number of liquid are lower, the normal state in a kind of laminar flow, mixing is usually the diffusion motion on molecular level, makes the mixing of micro liquid become difficult.
Micro-mixer is divided into active and passive type, and passive type micro-mixer refers to the method that does not need external energy, mainly depends on channel geometries, as slotted channels, fluid layering stream (adding barrier in passage), serpentine channel, brings out chaotic advection etc.Novel SAR micro-mixer such as designs such as Schonfeld; The utilizations such as Stroock have been made SHM micro-mixer etc. at the staggered percussion instrument made of bamboo shape conduit of channel bottom etching.Also have by allowing passage crooked micro-mixer mixing in spatial dimension, as C type, Z-type, curved arc pipeline, L-type, T-shaped, the tesla structure revised, distortion pipeline etc.Active micro-mixer divides by action principle can be divided into that electrodynamometer type, magnetomotive force, ultrasonic type, branch are pouring-in, piezoelectric type, mangneto formula, jetting type, mechanical type etc., vibroseis such as the ultrasonic braking micro-mixer of the researchs such as Yang comes from piezoelectric ceramics (PZT), and Fr é d éric Bottausci group has developed a kind of spider-type micro-mixer etc.As China Patent Publication No. is: the patent of CN 102151504 A is to utilize Secondary Flow to promote to mix equally, owing to there being prominent drawing together and sudden contraction structure in mechanism, though good mixing effect, flow losses are very large.China Patent Publication No. is: CN 101975154 A, name are called: logarithm spiral compound tube cannot piezoelectric pump, utilizes log spiral to make not homogeneous turbulence pipe of forward and reverse flow resistance, compares with Taper Pipe flow resistance coefficient and is greatly improved.
Existing passive mixing micro-mixer produces the major way mixing: in runner, increase baffle plate, disturbance fluid produces and mixes, and flow losses are large; According to the micro-mixer of the conceptual design of SAR, mix runner long, incorporation time is long; Produce chaotic flow and carry out fluid-mixing, good mixing effect, flow losses are large; Utilize prominent drawing together and sudden contraction structure generation vortex fluid-mixing.
Summary of the invention
Object of the present invention is for solving the shortcomings such as existing blender incorporation time is long, mixing runner is long, flow losses are large, mixed effect is not good, a kind of S type passive type micro-mixer is proposed, the runner that utilizes this special construction of log spiral to combine, has shortened and has mixed the also raising greatly of distance, minimizing flow losses, mixed effect.
The technical solution used in the present invention is: comprise the upper cover plate and the mixed plate that are bonded together up and down, upper cover plate left part has two inlet holes, right part has an outlet opening, mixed plate left part is provided with the first fluid intake pipe communicating with inlet hole one and the second fluid intake pipe communicating with inlet hole two, right part is provided with the outlet communicating with outlet opening, two kinds of fluid intake pipes also connect main channel, between main channel and outlet, be that head and the tail seamlessly transit n contraction mixed cell and n the diffusion mixed cell joining successively, first n is shunk mixed cell and connects main channel, last diffusion mixed cell exit pipe, the profile in the trunnion axis cross section of single contraction mixed cell is to be comprised of two log spirals that shrink in mixed cell, the profile in the trunnion axis cross section of single diffusion mixed cell is that two log spirals in diffusion mixed cell form, all diffusion mixed cells are all in the front side of the pole axis of log spiral, and all contraction mixed cells are all at the rear side of pole axis.
The polar equation that shrinks the first log spiral in mixed cell is:
, the polar equation that shrinks the second log spiral in mixed cell is:
; B > 0,10 μ m≤
≤ 500 μ m, 10 μ m≤
≤ 500 μ m, 10 μ m <
< 200 μ m, shrink diffusion mixed cell that mixed cell is adjacent about log spiral terminal (π,
) and (π,
) Central Symmetry.
Advantage of the present invention is: the present invention is that the principle design that can produce Secondary Flow according to fluid in bend pipe forms, and the log spiral in the present invention is S type, not parallel, is conducive to the formation of Secondary Flow, increases the contact area between fluid, makes to mix more abundant.Simple in structure, be convenient to processing and integrated, mixing efficiency is high.Utilize Secondary Flow to promote the structure of mixing to compare with other, the smooth transition slowly of fluid of the present invention produces and mixes, and there is no prominent drawing together and sudden contraction structure, under the prerequisite that guarantees mixed effect, has reduced flow losses.
Accompanying drawing explanation
Fig. 1 is structure chart of the present invention;
Fig. 2 is the top view of upper cover plate 15 in Fig. 1;
Fig. 3 is A-A profile in Fig. 1;
Fig. 4 is I partial enlarged drawing in Fig. 1;
In figure: 1. inlet hole one; 2. inlet hole two; 3. the first fluid intake pipe; 4. main channel; 5. shrink mixed cell; 6. shrink the first log spiral in mixed cell; 7. spread mixed cell the second logarithm spiral; 8. outlet; 9. pole axis; 10. spread the first log spiral in mixed cell; 11. diffusion mixed cells; 12. shrink the second log spiral in mixed cell; 13. the second fluid intake pipes; 14. outlet openings; 15. upper cover plates; 16. mixed plates.
The specific embodiment
As shown in Fig. 1 ~ 4: the mixed plate 16 that the present invention includes upper cover plate 15 and be positioned under upper cover plate 15 and be bonded together with upper cover plate 15, at upper cover plate 15, have inlet hole 1, inlet hole 22, outlet opening 14, these three Kong Jun are vertical through holes, diameter is d, be highly h2, equal the height of upper cover plate 15.Inlet hole 1 and inlet hole 22 are positioned at the left part of upper cover plate 15, and outlet opening 14 is positioned at the right part of upper cover plate 15.Pole axis 9 is horizontal axis from left to right, is the pole axis of mixed plate 16 interior log spirals, and pole axis 9 is positioned in upper cover plate 15 and mixed plate 16 place vertical central plane.The distance of distance of center circle upper cover plate 15 left hand edges of inlet hole 1, inlet hole 22 is all L4, distance to the vertical plane at pole axis 9 places is respectively L6, L5, outlet opening 14 is tangent with the vertical plane at pole axis 9 places, and its center of circle is L7 to the distance of the right hand edge of upper cover plate 15.
As shown in Figure 3: on mixed plate 16, be provided with the first fluid intake pipe 3, the second fluid intake pipe 13, main channel 4, a n contraction mixed cell 5, a n diffusion mixed cell 11, outlet 8.Inlet hole 1 and the first fluid intake pipe 3 communicate, and inlet hole 22 and the second fluid intake pipe 13 communicate, and outlet 8 and outlet opening 14 communicate.The first fluid intake pipe 3 and the second fluid intake pipe 13 are positioned at the left part of mixed plate 16, outlet 8 is positioned at the right part of mixed plate 16, the first fluid intake pipe 3 and the second fluid intake pipe 13 are all connected the left end of main channel 4, the right-hand member of main channel 4 connects first left end that shrinks mixed cell 5, first right-hand member that shrinks mixed cell 5 connects the left end of first diffusion mixed cell 11, the right-hand member of first diffusion mixed cell 11 connects second left end that shrinks mixed cell 5, so, n contraction mixed cell 5 and n diffusion mixed cell 11 are joined at interval successively, until last diffusion mixed cell 11 and outlet 8 join.The first fluid intake pipe 3 and the second fluid intake pipe 13 also connect main channel 4, and main channel 4, a n contraction mixed cell 5, a n diffusion mixed cell 11, outlet 8 are from left to right communicated with.Wherein, the cross section of the first fluid intake pipe 3, the second fluid intake pipe 13, main channel 4, outlet 8 is all squares, and the length of the first fluid intake pipe 3 and the second fluid intake pipe 13 is L1, and width is w; The length of main channel 4 is L2, and width is w; The length of outlet 8 is L3, and width is w.The height of whole runner is h1 apart from the height of mixed plate 16 upper surfaces.
Single contraction mixed cell 5 is the tubuloses that form by shrinking the first log spiral 6 in mixed cell and the second log spiral 12, and the profile in the trunnion axis cross section of single contraction mixed cell 5 is that the first log spiral 6 and the second log spiral 12 in contraction mixed cell forms.Single diffusion mixed cell 11 is tubuloses that the first log spiral 10 in mixed cell and the second log spiral 7 form by diffusion, and the profile in the trunnion axis cross section of single diffusion mixed cell 11 is to be comprised of the first log spiral 10 and the second log spiral 7 that spread in mixed cell.Between adjacent two contraction mixed cells 5 and diffusion mixed cell 11, be interconnected and be connected smoothly, all diffusion mixed cells 11 are all in the front side of pole axis 9, and all contraction mixed cells 5, all at the rear side of pole axis 9, form S type mixed cell.
The first log spiral 6 and the second log spiral 12 that shrink in mixed cell 5 all be take pole axis 9 as rotation pole axis; The first log spiral 10 in diffusion mixed cell 11 and the second log spiral 7 all be take pole axis 9 as rotation pole axis.
The polar equation that shrinks the first log spiral 6 in mixed cell 5 is:
, the polar equation that shrinks the second log spiral 12 in mixed cell 5 is:
.Wherein
with
span be: 10 μ m≤
≤ 500 μ m, 10 μ m≤
≤ 500 μ m and 10 μ m <
-
< 200 μ m; Wherein, parameter b has determined the direction of rotation of log spiral: when b > 0, log spiral counterclockwise rotates; When b < 0, rotate toward the clockwise direction.In the present invention, b is the constant that perseverance is greater than zero, and it counterclockwise rotates.The value of θ is from 0 to π, has so just guaranteed that contraction mixed cell 5 and diffusion mixed cell 11 are end to end.
As shown in Figure 4: in contraction mixed cell 5, the concrete technique of painting of the first log spiral 6 and the second log spiral 12 is: 1, draw in the plane any straight line as pole axis 9, on pole axis 9, any one gets a bit as limit
.With (0,
) be starting point, first log spiral 6 of take is spin equation, by being rotated counterclockwise π, obtains the first log spiral 6, its terminal point coordinate be (π,
).Same method with
for limit, with (0,
) for starting point is rotated counterclockwise π, obtain the second log spiral 12, its terminal point coordinate be (π,
).
be two log spiral two starting points (0,
) and (0,
) mid point.Shrink diffusion mixed cell 11 that mixed cell 5 is adjacent with it about
central Symmetry.Shrinking the diffusion mixed cell position relationship that mixed cell 5 is adjacent is: they about log spiral terminal (π,
) and (π,
) mid point
central Symmetry.
The first fluid intake pipe 3 and the second fluid intake pipe 13 be all perpendicular to pole axis 9, and main channel 4 and outlet 8 be horizontally disposed with the same with pole axis 9 all, and the rear wall of main channel 4 is close to pole axis 9, and the front side wall of outlet 8 is close to pole axis 9.
Total number of diffusion mixed cell 11 and contraction mixed cell 5 is n, 2≤n≤8.
Operation principle of the present invention: two kinds of different fluids flow into main channel 4 by two inlet holes by the first fluid intake pipe 1 and the second fluid intake pipe 13 respectively, enter afterwards and shrink mixed cell 5, now due to the effect of centrifugal force, down side wall surface skew of fluid, and form Secondary Flow, through shrinking mixed cell 5, enter diffusion mixed cell 11, equally now because fluid is due to make progress side wall surface skew of centrifugal action, fluid contraction mixed cell 5 and the diffusion interior generation lateral flow of mixed cell 11 form being in contact with one another between eddy current promotion fluid like this.So through n staggered contraction mixed cell 5 and diffusion mixed cell 11, just completed mixed process, the liquid mixing flows out from outlet 8.
Claims (4)
1. a S type passive type micro-mixer, comprise the upper cover plate (15) and the mixed plate (16) that are bonded together up and down, upper cover plate (15) left part has two inlet holes, right part has an outlet opening (14), it is characterized in that: mixed plate (16) left part is provided with the first fluid intake pipe (3) communicating with inlet hole one and the second fluid intake pipe (13) communicating with inlet hole two, right part is provided with the outlet (8) communicating with outlet opening (14), first, the second fluid intake pipe (3, 13) all and connect main channel (4), between main channel (4) and outlet (8), be that head and the tail seamlessly transit n contraction mixed cell (5) and n the diffusion mixed cell (11) joining successively, first shrinks mixed cell (5) and connects main channel (4), last diffusion mixed cell (11) exit pipe (8), the profile in the trunnion axis cross section of single contraction mixed cell (5) is to be comprised of first, second log spiral (6,12) shrinking in mixed cell, the profile in the trunnion axis cross section of single diffusion mixed cell (11) is that first, second log spiral (10,7) in diffusion mixed cell forms, all diffusion mixed cells (11) are all in the front side of the pole axis (9) of log spiral, and all contraction mixed cells (5) are all at the rear side of pole axis (9).
2. a kind of S type passive type micro-mixer according to claim 1, is characterized in that: the polar equation that shrinks the first log spiral (6) in mixed cell (5) is:
, the polar equation that shrinks the second log spiral (12) in mixed cell (5) is:
; B > 0,10 μ m≤
≤ 500 μ m, 10 μ m≤
≤ 500 μ m, 10 μ m <
< 200 μ m, shrink diffusion mixed cell (11) that mixed cell (5) is adjacent about log spiral terminal (π,
) and (π,
) Central Symmetry.
3. a kind of S type passive type micro-mixer according to claim 1, it is characterized in that: first, second kind of fluid intake pipe (3,13) is all perpendicular to pole axis (9), main channel (4) and outlet (8) are all horizontally disposed with, the rear wall of main channel (4) is close to pole axis (9), and the front side wall of outlet (8) is close to pole axis (9).
4. a kind of S type passive type micro-mixer according to claim 1, is characterized in that: the number of diffusion mixed cell (11) and contraction mixed cell (5) is n, 2≤n≤8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310555139.8A CN103638853B (en) | 2013-11-11 | 2013-11-11 | A kind of S type passive type micro-mixer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310555139.8A CN103638853B (en) | 2013-11-11 | 2013-11-11 | A kind of S type passive type micro-mixer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103638853A true CN103638853A (en) | 2014-03-19 |
| CN103638853B CN103638853B (en) | 2015-10-28 |
Family
ID=50244220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310555139.8A Expired - Fee Related CN103638853B (en) | 2013-11-11 | 2013-11-11 | A kind of S type passive type micro-mixer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103638853B (en) |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104155463A (en) * | 2014-08-27 | 2014-11-19 | 南京大学 | Device and method for producing and measuring droplet on micro-fluidic chip |
| CN104307413A (en) * | 2014-09-11 | 2015-01-28 | 浙江工业大学 | New T type micro mixer |
| CN105148781A (en) * | 2015-08-17 | 2015-12-16 | 江苏大学 | Axially-symmetric logarithmic spiral type cross-shaped micro mixer |
| CN105478045A (en) * | 2015-08-05 | 2016-04-13 | 沈阳理工大学 | Micro mixer with cylindrical phyllotactic arrangement expansion structure |
| CN106268471A (en) * | 2016-08-05 | 2017-01-04 | 江苏大学 | A kind of reducing elbow tandem micro-mixer |
| CN106861781A (en) * | 2017-04-10 | 2017-06-20 | 黑龙江科技大学 | A kind of microchannel preparation method based on nano surface bubble reduction fluid resistance |
| CN108183247A (en) * | 2016-12-08 | 2018-06-19 | 中国科学院大连化学物理研究所 | A kind of fluid liquid mixer and its application in direct liquid fuel battery |
| CN109331716A (en) * | 2018-11-22 | 2019-02-15 | 南京航空航天大学 | A kind of hybrid passive micro-mixer of vortex system |
| WO2019132829A1 (en) * | 2017-12-27 | 2019-07-04 | Cankaya Universitesi | Passive micro mixer for microfluidic systems |
| CN111974290A (en) * | 2020-08-31 | 2020-11-24 | 南京航空航天大学 | Taiji-shaped passive micro mixer |
| CN112936855A (en) * | 2021-01-29 | 2021-06-11 | 东南大学 | General quick micro mixer based on surface curing 3D printing |
| US11192084B2 (en) | 2017-07-31 | 2021-12-07 | Corning Incorporated | Process-intensified flow reactor |
| CN115501793A (en) * | 2022-08-21 | 2022-12-23 | 东北电力大学 | Double-spiral passive micro mixer |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101091887A (en) * | 2007-06-27 | 2007-12-26 | 江苏大学 | Mini mixer capable of uniform mixing gas mixture rapidly, and preparation method |
| CN102151504A (en) * | 2011-02-28 | 2011-08-17 | 北京工业大学 | Micro mixer with unsymmetrical separation and recombination fan-shaped cavity structures |
| CN102788781A (en) * | 2012-05-24 | 2012-11-21 | 浙江大学 | Microfluidic chip for biological chemiluminescence detection and detection method thereof |
-
2013
- 2013-11-11 CN CN201310555139.8A patent/CN103638853B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101091887A (en) * | 2007-06-27 | 2007-12-26 | 江苏大学 | Mini mixer capable of uniform mixing gas mixture rapidly, and preparation method |
| CN102151504A (en) * | 2011-02-28 | 2011-08-17 | 北京工业大学 | Micro mixer with unsymmetrical separation and recombination fan-shaped cavity structures |
| CN102788781A (en) * | 2012-05-24 | 2012-11-21 | 浙江大学 | Microfluidic chip for biological chemiluminescence detection and detection method thereof |
Non-Patent Citations (1)
| Title |
|---|
| TOMAS F. SCHERR ET.AL: "A panar micromixer based on sequential logarithmic spirals", 《PROCEEDINGS OF THE ASME 2012 SUMMER BIOENGINEERING CONFERENCE》 * |
Cited By (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104155463A (en) * | 2014-08-27 | 2014-11-19 | 南京大学 | Device and method for producing and measuring droplet on micro-fluidic chip |
| CN104155463B (en) * | 2014-08-27 | 2016-01-20 | 南京大学 | The device and method that a kind of microfluidic chip liquid drop produces and measures |
| CN104307413A (en) * | 2014-09-11 | 2015-01-28 | 浙江工业大学 | New T type micro mixer |
| CN104307413B (en) * | 2014-09-11 | 2016-05-11 | 浙江工业大学 | T-shaped micro-mixer |
| CN105478045A (en) * | 2015-08-05 | 2016-04-13 | 沈阳理工大学 | Micro mixer with cylindrical phyllotactic arrangement expansion structure |
| CN105478045B (en) * | 2015-08-05 | 2018-01-02 | 沈阳理工大学 | A kind of micro-mixer of column phyllotaxy arrangement deployed configuration |
| CN105148781A (en) * | 2015-08-17 | 2015-12-16 | 江苏大学 | Axially-symmetric logarithmic spiral type cross-shaped micro mixer |
| CN105148781B (en) * | 2015-08-17 | 2017-06-27 | 江苏大学 | A kind of cross micro-mixer of axial symmetry log spiral |
| CN106268471A (en) * | 2016-08-05 | 2017-01-04 | 江苏大学 | A kind of reducing elbow tandem micro-mixer |
| CN106268471B (en) * | 2016-08-05 | 2019-02-05 | 江苏大学 | A kind of reducing elbow tandem micro-mixer |
| CN108183247A (en) * | 2016-12-08 | 2018-06-19 | 中国科学院大连化学物理研究所 | A kind of fluid liquid mixer and its application in direct liquid fuel battery |
| CN108183247B (en) * | 2016-12-08 | 2020-05-19 | 中国科学院大连化学物理研究所 | Liquid fluid mixer and application thereof in direct liquid fuel cell |
| CN106861781A (en) * | 2017-04-10 | 2017-06-20 | 黑龙江科技大学 | A kind of microchannel preparation method based on nano surface bubble reduction fluid resistance |
| CN106861781B (en) * | 2017-04-10 | 2023-04-11 | 黑龙江科技大学 | Micro-channel preparation method for reducing fluid resistance based on surface nano-bubbles |
| US11192084B2 (en) | 2017-07-31 | 2021-12-07 | Corning Incorporated | Process-intensified flow reactor |
| US11679368B2 (en) | 2017-07-31 | 2023-06-20 | Corning Incorporated | Process-intensified flow reactor |
| WO2019132829A1 (en) * | 2017-12-27 | 2019-07-04 | Cankaya Universitesi | Passive micro mixer for microfluidic systems |
| CN109331716A (en) * | 2018-11-22 | 2019-02-15 | 南京航空航天大学 | A kind of hybrid passive micro-mixer of vortex system |
| CN111974290A (en) * | 2020-08-31 | 2020-11-24 | 南京航空航天大学 | Taiji-shaped passive micro mixer |
| CN111974290B (en) * | 2020-08-31 | 2021-10-12 | 南京航空航天大学 | Taiji-shaped passive micro mixer |
| CN112936855A (en) * | 2021-01-29 | 2021-06-11 | 东南大学 | General quick micro mixer based on surface curing 3D printing |
| CN115501793A (en) * | 2022-08-21 | 2022-12-23 | 东北电力大学 | Double-spiral passive micro mixer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103638853B (en) | 2015-10-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103638853B (en) | A kind of S type passive type micro-mixer | |
| CN103877905B (en) | A kind of passive type micro-mixer | |
| CN202199279U (en) | Plane passive micro-mixer based on strengthened mixing of vortex forming structure | |
| CN105126687B (en) | A kind of passive micro-mixer of separating-closing type | |
| CN103170265B (en) | A kind of Piezoelectric micro-mixer | |
| KR101432729B1 (en) | Micromixer with circular chambers and crossing constriction channels | |
| CN209646393U (en) | A kind of non-concentric O shape channel microfluid mixer | |
| CN112755867B (en) | Micro-mixing chip and micro-mixing device | |
| CN108201847A (en) | Based on the circular arc baffle plane passive type micro-mixer for strengthening mixing into vortex structure | |
| CN202527089U (en) | Novel backflow type micro-mixer | |
| CN106669512B (en) | Passive type microchannel | |
| CN103752200B (en) | A kind of piezoelectricity valveless micro-mixer | |
| CN105056821A (en) | Cross micromixer with symmetrical elliptic-arc-shaped baffles | |
| CN106140050A (en) | Reactor unit and double-side type microreactor system | |
| CN106732111B (en) | A kind of type recombined micro-mixer of D type non-axisymmetrical separation | |
| US20100163114A1 (en) | Micro mixer | |
| CN207237948U (en) | A kind of micro- reaction channel, substrate and microreactor | |
| CN102553482A (en) | Novel backflow-type micro mixer | |
| TW202023679A (en) | Microchannel reaction appratus | |
| CN110975776B (en) | Microfluid mixing channel, microfluid control device and microreactor | |
| CN105214546A (en) | A kind of concussion jetting type micro-mixer based on Pulsating Flow | |
| CN203525623U (en) | Piezoelectric micromixer | |
| CN104307413B (en) | T-shaped micro-mixer | |
| CN103638837A (en) | Piezoelectric micromixer based on synthesis jet | |
| CN207805589U (en) | A kind of microreactor reaction plate of off-centre operation structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151028 Termination date: 20181111 |