CN211358866U - Micro-fluidic chip convenient to it is clean - Google Patents
Micro-fluidic chip convenient to it is clean Download PDFInfo
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- CN211358866U CN211358866U CN201921527346.1U CN201921527346U CN211358866U CN 211358866 U CN211358866 U CN 211358866U CN 201921527346 U CN201921527346 U CN 201921527346U CN 211358866 U CN211358866 U CN 211358866U
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Abstract
The utility model discloses a micro-fluidic chip convenient to clean, which relates to the technical field of micro-fluidic chips, and comprises an upper chip, a lower chip, screw shafts and a reinforcing component, wherein the lower chip is symmetrically arranged below the upper chip, the screw shafts are provided with two screw shafts which are respectively positioned at the left side and the right side between the upper chip and the lower chip, and the reinforcing component is positioned at the middle position of the upper surface of the upper chip; side plates are fixed in the middle of the left and right sides of the upper chip and the lower chip respectively, side grooves are formed in the outer surfaces of the side plates, bonding sheets are bonded on the peripheries of the inner walls of the side grooves, upper support blocks parallel to the lower portions of the side plates are arranged below the left and right sides of the upper chip, and lower support blocks parallel to the upper portions of the side plates are arranged above the left and right sides of the lower chip; the beneficial effects of the utility model reside in that: the installation cost is reduced, the installation structure and the chip are separated/the cleaning space of the cleaning reaction tank is enlarged, the cleaning effect is improved, and meanwhile, the sealing performance between the micro-fluidic chips is also enhanced.
Description
Technical Field
The utility model belongs to the technical field of micro-fluidic chip technique and specifically relates to a micro-fluidic chip convenient to it is clean is related to.
Background
The microfluidic chip technology integrates basic operation units of sample preparation, reaction, separation, detection and the like in biological, chemical and medical analysis processes into a micron-scale chip, and automatically completes the whole analysis process.
The prior patent (application number: CN201820759502.6 provides a micro-fluidic chip convenient to clean, which comprises a micro-fluidic chip, a mounting table and a lifting fixing table, wherein the micro-fluidic chip comprises an upper chip and a lower chip, the lifting fixing table is provided with a bottom plate, a sliding column and a second fixing column, the sliding column and the second fixing column are fixedly connected with the bottom plate, the sliding column is slidably connected with the second fixing column, two sides of the fixing column are in threaded connection with a fastening screw, the bottom plate is provided with a threaded through hole, the bottom plate is fixedly connected with the mounting table, the mounting table is provided with a sliding chute, the sliding chute is slidably connected with a sliding block, the upper end face of the sliding block is provided with a threaded hole, the upper end face of the sliding block is fixedly provided with the.
Although the structure can strengthen the tightness of the microfluidic chip, the installation process is not only troublesome and tedious, but also the installation cost is high, the installation structure and the microfluidic chip are integrated, so that the microfluidic chip is very inconvenient to use, and the reaction tank in the chip is cleaned, the reserved space is too small, so that the cleaning operation space is limited, and the cleaning effect is influenced.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems of uneven dosing and poor heat insulation effect of the prior dosing box, the utility model aims at providing a micro-fluidic chip convenient to clean.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a micro-fluidic chip convenient to clean comprises an upper chip, a lower chip, two screw shafts and a reinforcing assembly, wherein the lower chip is symmetrically arranged below the upper chip, the two screw shafts are respectively positioned on the left side and the right side between the upper chip and the lower chip, and the reinforcing assembly is positioned in the middle of the upper surface of the upper chip;
side plates are fixed in the middle of the left and right surfaces of the upper chip and the lower chip respectively, side grooves are formed in the outer surfaces of the side plates, bonding sheets are bonded on the peripheries of the inner walls of the side grooves, upper support blocks parallel to the lower portions of the side plates are arranged below the left and right sides of the upper chip, lower support blocks parallel to the upper portions of the side plates are arranged above the left and right sides of the lower chip, vertical plates are perpendicularly welded on one side, close to the side plates, above the upper support blocks and one side, close to the side plates, below the lower support blocks, of the lower support blocks, and a clamping block is fixed in; the reinforcing component comprises elastic shafts, pressing plates and side blocks, the elastic shafts are provided with at least three horizontal equal distances and are fixed at the middle positions below the reinforcing component, the upper surfaces of the pressing plates are welded and fixed with the tail ends of the at least three elastic shafts, the side blocks are provided with two blocks and are respectively and horizontally fixed at the edge positions below the left side and the right side of the reinforcing component, and through holes are formed in the upper surfaces of the two side blocks.
Furthermore, the fixture block and the side groove are positioned on the same horizontal line, the fixture block is clamped into the side groove and is bonded with the bonding sheet into a whole, and the upper support block and the lower support block are clamped into the side groove through the fixture block and are respectively spliced with the upper chip and the lower chip into a whole.
Further, the upper chip and the lower chip are connected into a whole through the screw shaft, the upper support block and the lower support block.
Furthermore, reaction grooves are formed in the middle and the left sides of the right side of the lower surface of the upper chip and the upper surface of the lower chip, and three convex blocks corresponding to the three reaction grooves are fixed on the lower surface of the upper chip and the upper surface of the lower chip respectively.
Furthermore, the pressing plate is connected with the reinforcing component into a whole through at least three elastic shafts.
Furthermore, the diameter of the through hole is matched with that of the screw shaft, the through holes in the two side blocks are respectively sleeved outside the two screw shafts and are parallel to the upper part of the spring sleeve, the lower surface of the pressing plate is in contact with the middle of the upper surface of the upper chip, and the reinforcing component is connected with the upper chip through the side blocks and the screw shaft.
Compared with the prior art, the utility model discloses the beneficial effect who realizes: clamping a clamping block in a side plate into a side groove which is positioned on the same horizontal line with the side plate, firmly bonding and reinforcing the clamping block in the side groove through a bonding sheet on the inner wall of the side groove, clamping an upper support block and a lower support block into the side groove through the clamping block and connecting the upper support block and the lower support block with an upper chip and a lower chip into a whole, so that a mounting structure can be fixed on the left side and the right side of the upper chip and the lower chip, and a user can conveniently detach the side plate without using the side plate by clamping and bonding and fixing modes, so that the microfluidic chip can be used more conveniently;
the terminal inboard bottom of wrong income screw thread mouth with the screw axle for the lug slowly blocks into rather than the reaction tank that corresponds, the clamp plate also will firmly laminate in the middle of the top of last chip simultaneously, can improve the elastic space between clamp plate and the reinforcement assembly through the elastic shaft wherein, be convenient for carry out oneself according to the wrong income position of screw axle and contract simultaneously, so not only can effectively improve the leakproofness between last chip and the lower chip, avoid outside dust to get into inside the chip, and when needing to clear up the reaction tank, the user only needs slowly to back out the terminal of screw axle from the screw thread mouth, make the reinforcement assembly also slowly pull open and last distance between the chip, the user pulls open the interval of last chip and lower chip, and be enough to vacate abundant space and clear up the reaction tank, improve its clearance effect.
Drawings
The invention is described in further detail below with reference to the following figures and detailed description:
fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of a partial structure of a side plate A of the present invention;
fig. 3 is a schematic structural view of the reinforcing component of the present invention.
The labels in the figure are: 1-chip on; 101-lower chip; 102-a reaction tank; 103-a bump; 104-side plate; 105-side groove; 106-a bonding sheet; 107-upper branch block; 108-lower branch block; 109-vertical plates; 110-a fixture block; 2-a screw shaft; 201-spring housing; 202-a threaded pipe; 203-a threaded port; 3-a reinforcement component; 301-an elastic shaft; 302-a platen; 303-lateral mass; 304-through hole.
Detailed Description
The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.
Please refer to fig. 1 to 3, it should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essence, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function and the achievable purpose of the present invention. In addition, the terms "upper", "lower", "left" and "right" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms is not to be construed as a scope of the present invention unless otherwise specified.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a micro-fluidic chip convenient to it is clean, includes chip 1, lower chip 101, lead screw axle 2 and reinforcement subassembly 3, lower chip 101 symmetry arranges in chip 1 below, and lead screw axle 2 is equipped with two and lies in the left and right sides between chip 1 and the lower chip 101 respectively, and reinforcement subassembly 3 lies in chip 1 upper surface intermediate position.
Specifically, through last chip 1 and lower chip 101, realize the split type of micro-fluidic chip, and can connect as an organic whole with chip 101 down through lead screw axle 2, utilize and consolidate subassembly 3 and can effectively strengthen the leakproofness between last chip 1 and lower chip 101.
Specifically, a user vertically fixes the vertical plate 109 at a position parallel to the left and right of the side plate 104, and connects the tail end of the vertical plate 109 with the upper supporting block 107 and the lower supporting block 108 respectively to form a whole, then, the user can clamp the fixture block 110 in the side plate 104 into the side groove 105 on the same horizontal line, and then the fixture block 110 can be firmly bonded and reinforced in the side groove 105 through the bonding sheet 106 on the inner wall of the side groove 105, and meanwhile, the upper supporting block 107 and the lower supporting block 108 can also be clamped into the side groove 105 through the fixture block 110 to be connected with the upper chip 1 and the lower chip 101 to form a whole, so that the mounting structure can be fixed on the left side and the right side of the upper chip 1 and the lower chip 101, and the micro-fluidic chip can be conveniently used without being detached by the user in the clamping and bonding fixing modes.
The tail ends of two screw shafts 2 respectively penetrate through an upper supporting block 107 and a lower supporting block 108 from top to bottom, a spring sleeve 201 is sleeved in the upper middle outside the screw shaft 2, the tail end of the spring sleeve 201 is contacted with the upper surface of the upper supporting block 107, a threaded pipe 202 is fixed in the middle of the lower surface of the lower supporting block 108, a threaded hole 203 is formed in the threaded pipe 202, the tail end of the screw shaft 2 is screwed into the threaded hole 203 and is in threaded connection with the threaded pipe 202, the reinforcing component 3 comprises an elastic shaft 301, a pressing plate 302 and side blocks 303, the elastic shaft 301 is provided with at least three pieces and is horizontally fixed in the middle position below the reinforcing component 3 at equal intervals, the upper surface of the pressing plate 302 is welded and fixed with the tail ends of the at least three elastic shafts 301, the side blocks 303 are provided with two pieces and are respectively horizontally fixed at the edge positions below the left side and the right side of the reinforcing component 3, through holes 304 are formed in, the diameter of the through hole 304 is identical to that of the screw shaft 2, the through holes 304 in the two side blocks 303 are respectively sleeved outside the two screw shafts 2 and are parallel to the upper side of the spring sleeve 201, the lower surface of the pressing plate 302 is in middle contact with the upper surface of the upper chip 1, the reinforcing component 3 is connected with the upper chip 1 through the side blocks 303 and the screw shaft 2, the upper chip 1 and the lower chip 101 are connected into a whole through the screw shaft 2, the upper supporting block 107 and the lower supporting block 108, the middle part of the upper surface of the lower surface of the upper chip 1 and the middle part of the upper surface of the lower chip 101 and the left side of the upper chip 1 are respectively provided with a reaction tank 102, and the lower surface of the upper chip 1 and the upper surface of the lower chip 101 are fixedly provided with three.
Specifically, the user inserts the ends of the two screw shafts 2 through the upper support block 107 and the lower support block 108, and inserts the ends of the screw shafts 2 into the screw openings 203 in the screw pipes 202, so that the user can insert the ends of the screw shafts 2 into the inner bottoms of the screw openings 203 slowly without cleaning the reaction tanks 102 in the upper chip 1 and the lower chip 101, so that the distance between the upper chip 1 and the lower chip 101 becomes smaller and smaller, and the bumps 103 are also inserted into the corresponding reaction tanks 102 slowly, and since the side blocks 303 in the reinforcing component 3 are inserted into the outer sides of the two screw shafts 2, when the screw shafts 2 are screwed downwards slowly, the distance between the reinforcing component 3 and the upper chip 1 becomes smaller and the pressure plate 302 is also firmly attached to the upper middle of the upper chip 1, and the elastic space between the pressure plate 302 and the reinforcing component 3 can be increased by the elastic shafts 301 therein, simultaneously be convenient for carry out the self-constriction according to the wrong income position of lead screw shaft 2, so not only can effectively improve the leakproofness between last chip 1 and the lower chip 101, avoid outside dust to get into inside the chip, and when needing to clear up reaction tank 102, the user only needs to back out the end of lead screw shaft 2 from screw mouth 203 slowly, make to consolidate subassembly 3 and also will slowly pull open and go up the distance between the chip 1, the user pulls open the interval of last chip 1 and lower chip 101, and be enough to vacate abundant space and clear up reaction tank 102, improve its clearance effect.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (6)
1. The utility model provides a micro-fluidic chip convenient to clean, includes chip (1), lower chip (101), lead screw axle (2) and reinforcement subassembly (3), its characterized in that: the lower chips (101) are symmetrically arranged below the upper chip (1), the two screw shafts (2) are respectively positioned on the left side and the right side between the upper chip (1) and the lower chip (101), and the reinforcing component (3) is positioned in the middle of the upper surface of the upper chip (1);
side plates (104) are fixed in the middle of the left side and the right side of the upper chip (1) and the lower chip (101), side grooves (105) are formed in the outer surfaces of the side plates (104), bonding sheets (106) are bonded on the periphery of the inner walls of the side grooves (105), upper supporting blocks (107) parallel to the lower portions of the side plates (104) are arranged below the left side and the right side of the upper chip (1), lower supporting blocks (108) parallel to the upper portions of the side plates (104) are arranged above the left side and the right side of the lower chip (101), vertical plates (109) are vertically welded on one sides, close to the side plates (104), above the upper supporting blocks (107) and one sides, close to the side plates (104), below the lower supporting blocks (108), and fixture blocks (110) are fixed in the middles of one sides, close to the side; the tail ends of the two screw shafts (2) respectively penetrate through the upper supporting block (107) and the lower supporting block (108) from top to bottom, the spring sleeve (201) is sleeved on the upper portion of the outer portion of each screw shaft (2), the tail end of each spring sleeve (201) is in surface contact with the upper surface of the upper supporting block (107), a threaded pipe (202) is fixed in the middle of the lower surface of the lower supporting block (108), a threaded opening (203) is formed in the threaded pipe (202), the tail end of each screw shaft (2) is screwed into the threaded opening (203) and is in threaded connection with the threaded pipe (202), each reinforcing component (3) comprises an elastic shaft (301), a pressing plate (302) and side blocks (303), the elastic shaft (301) is provided with at least three elastic shafts and is fixed to the middle position below the reinforcing component (3) in a horizontally equidistant mode, the upper surface of the pressing plate (302) is welded and fixed to the tail ends of the at least three elastic shafts (301), and the side blocks (303) are provided with two elastic shafts and are respectively and horizontally And through holes (304) are formed in the upper surfaces of the two side blocks (303).
2. A microfluidic chip for facilitating cleaning according to claim 1, wherein: the fixture block (110) and the side groove (105) are located on the same horizontal line, the fixture block (110) is clamped into the side groove (105) and is bonded with the bonding sheet (106) into a whole, and the upper support block (107) and the lower support block (108) are clamped into the side groove (105) through the fixture block (110) and are respectively spliced with the upper chip (1) and the lower chip (101) into a whole.
3. A microfluidic chip for facilitating cleaning according to claim 1, wherein: the upper chip (1) and the lower chip (101) are connected into a whole through a screw shaft (2), an upper support block (107) and a lower support block (108).
4. A microfluidic chip for facilitating cleaning according to claim 1, wherein: reaction grooves (102) are formed in the right side of the lower surface of the upper chip (1) and the middle and the left side of the upper surface of the lower chip (101), and three bumps (103) corresponding to the three reaction grooves (102) are fixed on the lower surface of the upper chip (1) and the upper surface of the lower chip (101).
5. A microfluidic chip for facilitating cleaning according to claim 1, wherein: the pressing plate (302) is connected with the reinforcing component (3) into a whole through at least three elastic shafts (301).
6. A microfluidic chip for facilitating cleaning according to claim 1, wherein: the diameter of the through hole (304) is matched with that of the screw shaft (2), the through holes (304) in the two side blocks (303) are respectively sleeved on the outer sides of the two screw shafts (2) and are parallel to the upper side of the spring sleeve (201), the lower surface of the pressing plate (302) is in middle contact with the upper surface of the upper chip (1), and the reinforcing component (3) is connected with the upper chip (1) through the side blocks (303) and the screw shaft (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921527346.1U CN211358866U (en) | 2019-09-12 | 2019-09-12 | Micro-fluidic chip convenient to it is clean |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921527346.1U CN211358866U (en) | 2019-09-12 | 2019-09-12 | Micro-fluidic chip convenient to it is clean |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211358866U true CN211358866U (en) | 2020-08-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921527346.1U Active CN211358866U (en) | 2019-09-12 | 2019-09-12 | Micro-fluidic chip convenient to it is clean |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211358866U (en) |
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2019
- 2019-09-12 CN CN201921527346.1U patent/CN211358866U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210820 Address after: No.66210, 3rd floor, Pudong Free Trade Zone, Shanghai, China Patentee after: Shanghai Renxin Biotechnology Co.,Ltd. Address before: 201203 Pudong New Area, Shanghai, China (Shanghai) free trade trial area, No. 3, 1 1, Fang Chun road. Patentee before: SHANGHAI RENJING BIOLOGICAL TECHNOLOGY Co.,Ltd. |
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| TR01 | Transfer of patent right |