CN209810141U - Continuous flow micro-reactor sample introduction device - Google Patents
Continuous flow micro-reactor sample introduction device Download PDFInfo
- Publication number
- CN209810141U CN209810141U CN201920355229.5U CN201920355229U CN209810141U CN 209810141 U CN209810141 U CN 209810141U CN 201920355229 U CN201920355229 U CN 201920355229U CN 209810141 U CN209810141 U CN 209810141U
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- China
- Prior art keywords
- base
- clamping
- clamping groove
- rod
- continuous
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- Expired - Fee Related
Links
- 238000005070 sampling Methods 0.000 claims abstract description 12
- 239000003550 marker Substances 0.000 claims abstract description 11
- 238000007789 sealing Methods 0.000 claims description 7
- 238000002347 injection Methods 0.000 claims description 4
- 239000007924 injection Substances 0.000 claims description 4
- 238000006243 chemical reaction Methods 0.000 abstract description 10
- 239000012488 sample solution Substances 0.000 description 21
- 239000000523 sample Substances 0.000 description 9
- 239000000243 solution Substances 0.000 description 8
- 239000012295 chemical reaction liquid Substances 0.000 description 7
- 239000007788 liquid Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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- Physical Or Chemical Processes And Apparatus (AREA)
Abstract
The utility model discloses a continuous flow micro-reactor sampling device, a marker post is fixed at one end of the inner side of a base and a top seat, a clamping groove is arranged at the top of the base, the clamping groove extends to the outer side of the base, a through hole is arranged at the bottom of the base, the through hole is communicated with the clamping groove, a gap is arranged on the top seat, the gap and the clamping groove are arranged right above the clamping groove, a clamping sleeve is arranged at the two ends of the gap, a connecting rod is arranged at the inner side of the clamping sleeve, the connecting rod runs through the top seat, a connecting head is arranged at the outer side of the connecting rod, a connecting spring is connected between the connecting head and the top seat, a sliding sleeve is sleeved at the outer side of the marker post, a arrow mark is arranged at the outer side of the base, the clamping seat is fixedly connected with the base through a support rod, high safety and easy control of the sample amount of the reaction solution.
Description
Technical Field
The utility model relates to a micro-reactor technical field, concretely relates to continuous flow micro-reactor sampling device.
Background
A microreactor is a three-dimensional structural element which can be used for carrying out chemical reactions and which is manufactured in a solid matrix by means of special microfabrication techniques. Microreactors typically contain small channel sizes (equivalent diameters less than 500 μm) and channel diversity in which fluids flow and in which the desired reactions are required to occur.
When the micro-reactor is used, a material sampling device is not necessary. The current commonly used kind mode is general for user manual operation sample solution pipe to empty the reaction liquid to the feed inlet department of microreactor, however, the person in advance the kind mode be difficult for the feeding volume of accuse reaction liquid, and have certain potential safety hazard during the operation, very inconvenient.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
In order to overcome the defects of the prior art, a continuous flow microreactor sampling device is provided, the operation is convenient, the safety is high, and the sampling amount of reaction liquid is easy to control.
(II) technical scheme
The utility model discloses a realize through following technical scheme: the utility model provides a continuous flow micro-reactor sampling device, which comprises a base, a top seat, a marker post and a clamping seat, wherein the marker post is fixed at one end of the inner sides of the base and the top seat, the top of the base is provided with a clamping groove which extends to the outer side of the base, the bottom of the base is provided with a through hole, the through hole is communicated with the clamping groove, the top seat is provided with a notch, the notch and the clamping groove are arranged right above the clamping groove, the two ends of the notch are provided with clamping sleeves, the inner sides of the clamping sleeves are provided with connecting rods, the connecting rods penetrate through the top seat, the outer sides of the connecting rods are provided with connecting heads, a spring is connected between the connecting heads and the top seat, the outer side of the marker post is sleeved with a sliding sleeve, the outer side of the sliding sleeve is provided with an arrow mark, the clamping seat is arranged at one end of the outer, the clamping rod is in threaded connection with the clamping seat, and a first knob is arranged on the outer side of the clamping rod.
Further, the lower extreme of through-hole sets up the baffle, baffle one side sets up the fixed axle, the fixed axle is worn out the base top and is connected the second knob, the fixed axle rotates with the base to be connected, the torsional spring has been cup jointed in the outside of fixed axle.
Further, a sealing gasket is arranged at the top of the baffle corresponding to the through hole.
Further, the sliding sleeve is a rubber sleeve.
Further, the supporting rod is provided with an L-shaped rod.
Further, the clamping rod is provided as a threaded rod.
Further, a sucker is arranged on the inner side of the clamping rod.
(III) advantageous effects
Compared with the prior art, the utility model, following beneficial effect has:
1. be equipped with draw-in groove and through-hole in the base, can block the bottom mouth of pipe and the discharge gate mouth of pipe of putting sample solution pipe, be equipped with the breach on the footstock, be equipped with in the breach and press from both sides the cover, but the upper end of centre gripping fixed sample solution pipe, its production rocks when avoiding advancing the appearance, influences the definite of reaction liquid sample introduction volume.
2. The clamping seat can clamp and fix the sample feeding device and the feed inlet of the microreactor, and the operation is convenient and quick.
3. The baffle can be used for sealing the discharge hole of the sample solution tube so as to ensure the accurate control of the sample feeding amount of the reaction solution.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the structure of the top seat of the present invention.
Fig. 3 is a schematic view of the structure of the utility model post.
1-a base; 11-a card slot; 12-a through hole; 2-a top seat; 21-a notch; 22-a jacket; 23-a connecting rod; 24-a connector; 25-a spring; 3-marking a post; 31-a sliding sleeve; 32-arrow mark; 4-a holder; 41-support rod; 42-a clamping groove; 43-a clamping bar; 44-a first knob; 45-sucker; 5-a baffle plate; 51-a fixed shaft; 52-a second knob; 53-torsion spring; 54-sealing gasket.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The continuous flow micro-reactor sample feeding device shown in fig. 1-3 comprises a base 1, a top seat 2, a marker post 3 and a clamping seat 4, wherein the marker post 3 is fixed at one end of the inner sides of the base 1 and the top seat 2, the top of the base 1 is provided with a clamping groove 11, the clamping groove 11 extends to the outer side of the base 1, the bottom of the base 1 is provided with a through hole 12, the through hole 12 is communicated with the clamping groove 11, the top seat 2 is provided with a notch 21, the notch 21 and the clamping groove 12 are arranged right above the clamping groove 11, two ends of the notch 21 are provided with clamping sleeves 22, the inner side of the clamping sleeve 22 is provided with a connecting rod 23, the connecting rod 23 penetrates through the top seat 2, the outer side of the connecting rod 23 is provided with a connecting head 24, a connecting spring 25 is arranged between the connecting head 24 and the top seat 2, the outer side of the marker post 3 is sleeved with a sliding, the clamping seat 4 is fixedly connected with the base 1 through a support rod 41, a clamping groove 42 is formed in the bottom of the clamping seat 4, a clamping rod 43 penetrates through one side of the clamping seat 4, the clamping rod 43 is connected with the clamping seat 4 in a threaded mode, and a first knob 44 is arranged on the outer side of the clamping rod 43.
Further, the lower end of the through hole 12 is provided with a baffle 5, one side of the baffle 5 is provided with a fixed shaft 51, the fixed shaft 51 penetrates out of the top of the base 1 and is connected with a second knob 52, the fixed shaft 51 is rotatably connected with the base 1, the outer side of the fixed shaft 51 is sleeved with a torsion spring 53, and the baffle 5 can be used for sealing a bottom pipe orifice of a sample solution pipe installed on the device.
Furthermore, the top of the baffle 5 is provided with a sealing gasket 54 corresponding to the through hole 12, so as to improve the sealing performance between the baffle and the bottom opening of the sample solution tube.
Further, the sliding sleeve 31 is a rubber sleeve, elasticity of the rubber material improves clamping force when the sliding sleeve 31 is connected with the marker post 3, and the sliding sleeve 31 can be fixed by the clamping force.
Further, the strut 41 is provided as an L-shaped rod.
Further, the clamping bar 43 is provided as a threaded bar.
Further, the suction cup 45 is provided inside the clamping bar 43, and the stability of the clamping timing of the clamping bar 43 is further improved.
The working principle is as follows: when the sample solution tube is used, a user inserts the sample solution tube filled with reaction liquid on the sample introduction device, fixes the sample solution tube on the feed inlet of the microreactor through the holder 4, and adds the reaction liquid into the feed inlet.
Firstly, the discharge hole of the bottom orifice of the sample solution tube passes through the through hole 12, the bottom orifice of the sample solution tube is supported and clamped in the clamping groove 11, the upper end of the sample solution tube is clamped in the notch 21, and the sample solution tube can be clamped and fixed by the clamping sleeve 22 under the action of the spring 25.
Then, the clamping groove 42 of the clamping seat 4 is clamped on the side wall of the feeding hole of the microreactor, and then the first knob 44 is rotated to screw the clamping rod 43 until the sucker 45 at the end part is sucked and clamped on the feeding hole of the microreactor.
Then, the height position of the slide sleeve 31 is adjusted according to the requirement, so that the arrow mark 32 is aligned with the liquid level of the sample solution tube, thereby determining the feeding amount of the reaction liquid.
Then, the valve at the bottom nozzle of the sample solution tube disposed in the slot 11 is rotated, and the second knob 52 is rotated at the same time, the second knob 52 drives the baffle 5 to rotate through the fixed shaft 51, so that the bottom nozzle of the sample solution tube is unsealed, and the reaction solution can flow into the microreactor for reaction.
When the liquid level in the sample solution tube is lowered to be level with the arrow mark 32, the second knob 52 can be loosened, the baffle 5 is rapidly reset under the action of the torsion spring 53, the discharge hole of the sample solution tube is sealed, so that the reaction solution is prevented from being continuously fed, and then the valve is screwed to close the discharge hole of the sample solution tube.
After the sample injection of the reaction solution is completed, the sample solution tube can be taken out, the sample solution tube filled with another reaction solution is installed on the sample injection device, and the sample injection of the reaction solution is performed again by the same operation as the above.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and are not intended to limit the spirit and scope of the present invention. Without departing from the design concept of the present invention, various modifications and improvements made by the technical solution of the present invention by those skilled in the art should fall into the protection scope of the present invention, and the technical contents claimed by the present invention have been fully recorded in the claims.
Claims (7)
1. A continuous flow micro-reactor sample injection device is characterized in that: comprises a base (1), a top seat (2), a marker post (3) and a clamping seat (4), wherein the marker post (3) is fixed at one end of the inner sides of the base (1) and the top seat (2), a clamping groove (11) is arranged at the top of the base (1), the clamping groove (11) extends to the outer side of the base (1), a through hole (12) is arranged at the bottom of the base (1), the through hole (12) is communicated with the clamping groove (11), a notch (21) is arranged on the top seat (2), the notch (21) and the clamping groove (11) are arranged right above the clamping groove (11), clamping sleeves (22) are arranged at two ends of the notch (21), a connecting rod (23) is arranged at the inner side of each clamping sleeve (22), the connecting rod (23) penetrates through the top seat (2), a connecting head (24) is arranged at the outer side of the connecting rod (23), and a connecting spring (25) is arranged between the, sighting rod (3) outside cover is equipped with sliding sleeve (31), sliding sleeve (31) outside sets up arrow mark (32), holder (4) set up in the outside one end of base (1), holder (4) are connected fixedly through branch (41) with base (1), holder (4) bottom sets up and presss from both sides groove (42), holder (4) one side is worn to be equipped with clamping bar (43), clamping bar (43) and holder (4) threaded connection, the clamping bar (43) outside sets up first knob (44).
2. The continuous-flow microreactor sampling apparatus of claim 1, wherein: the lower extreme of through-hole (12) sets up baffle (5), baffle (5) one side sets up fixed axle (51), fixed axle (51) are worn out base (1) top and are connected second knob (52), fixed axle (51) rotate with base (1) and are connected, torsional spring (53) have been cup jointed in the outside of fixed axle (51).
3. The continuous-flow microreactor sampling apparatus of claim 2, wherein: and a sealing gasket (54) is arranged at the top of the baffle (5) corresponding to the through hole (12).
4. The continuous-flow microreactor sampling apparatus of claim 3, wherein: the sliding sleeve (31) is a rubber sleeve.
5. The continuous-flow microreactor sampling apparatus of claim 3, wherein: the supporting rod (41) is an L-shaped rod.
6. The continuous-flow microreactor sampling apparatus of claim 3, wherein: the clamping rod (43) is set as a threaded rod.
7. The continuous-flow microreactor sampling apparatus of claim 3, wherein: and a sucker (45) is arranged on the inner side of the clamping rod (43).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920355229.5U CN209810141U (en) | 2019-03-20 | 2019-03-20 | Continuous flow micro-reactor sample introduction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920355229.5U CN209810141U (en) | 2019-03-20 | 2019-03-20 | Continuous flow micro-reactor sample introduction device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209810141U true CN209810141U (en) | 2019-12-20 |
Family
ID=68876184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920355229.5U Expired - Fee Related CN209810141U (en) | 2019-03-20 | 2019-03-20 | Continuous flow micro-reactor sample introduction device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209810141U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111359540A (en) * | 2020-04-08 | 2020-07-03 | 福州大学 | Pulse-free slurry feeding device for microreactor and using method |
-
2019
- 2019-03-20 CN CN201920355229.5U patent/CN209810141U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111359540A (en) * | 2020-04-08 | 2020-07-03 | 福州大学 | Pulse-free slurry feeding device for microreactor and using method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191220 Termination date: 20210320 |