CN214599109U - Positioning device and detection equipment of micro-fluidic chip - Google Patents
Positioning device and detection equipment of micro-fluidic chip Download PDFInfo
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- CN214599109U CN214599109U CN202120257829.5U CN202120257829U CN214599109U CN 214599109 U CN214599109 U CN 214599109U CN 202120257829 U CN202120257829 U CN 202120257829U CN 214599109 U CN214599109 U CN 214599109U
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Abstract
The utility model discloses a positioner of micro-fluidic chip, including the location base, be equipped with the accepting groove that is used for acceping micro-fluidic chip on the location base, be equipped with at least one positioning mechanism on the inner wall of accepting groove, every positioning mechanism includes elastic component, setting element and locates the storage tank on the accepting groove inner wall, assembles in the storage tank elastic component and setting element, setting element and elastic component looks butt, and the setting element stretches into in the accepting groove under the effect of elastic component. The utility model also discloses a check out test set has above-mentioned micro-fluidic chip's positioner. The utility model discloses can carry out the location to micro-fluidic chip and handle, improve micro-fluidic chip's assembly precision and stability, the subsequent handling of being convenient for.
Description
Technical Field
The utility model belongs to the technical field of the micro-fluidic technique and specifically relates to a positioner of micro-fluidic chip and have this positioner's check out test set is related to.
Background
The micro-fluidic Chip (Microfluidics Chip) is characterized in that a channel, a reaction chamber and other functional parts for containing fluid are constructed in a micron scale, and the movement process of the fluid with the volume of micron is controlled in a tiny space, so that a complete chemical or biological laboratory is constructed. The micro-fluidic chip is a chip integrating a plurality of experimental steps, and is generally provided with micro-size flow channels and chambers which are arranged in a certain rule, different reagents are released according to a certain sequence and flow into a designated chamber through different flow channels to complete designated biochemical reaction, so that the purposes of sample preparation, detection and the like are realized. A microfluidic chip generally includes a substrate, and a plurality of aluminum bubbles, a reaction chamber and a detection chamber disposed on the substrate, wherein the aluminum bubbles store a reaction reagent required for diagnosis, the reaction chamber is used for performing a certain operation, such as stirring and mixing, on the reaction reagent and a sample, and the detection chamber is used for detecting whether a target analyte exists. When the microfluidic chip in the prior art is placed in a detection device, a corresponding positioning mechanism is usually not provided, so that the microfluidic chip is easy to shift or move during subsequent processing, and the detection accuracy is influenced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's defect, provide a positioner, carry out the location processing to micro-fluidic chip, improve micro-fluidic chip's assembly precision and stability, the processing of the subsequent handling of being convenient for, the utility model discloses still further provide a check out test set with this positioner.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a positioner of micro-fluidic chip, positioner is including the location base, be equipped with the accepting groove that is used for acceping micro-fluidic chip on the location base, be equipped with at least one positioning mechanism on the inner wall of accepting groove, every positioning mechanism includes elastic component, setting element and locates the storage tank on the accepting groove inner wall, assemble in the storage tank elastic component and setting element, the setting element with elastic component looks butt, just the setting element is in the effect part of elastic component stretches into in the accepting groove.
Preferably, the positioning base is further provided with at least one limiting piece for limiting the microfluidic chip in the accommodating groove.
Preferably, at least one elastic pressing piece for pressing and fixing the microfluidic chip is further arranged in the accommodating groove.
Preferably, the elastic pressing piece is arranged on at least one side wall of the accommodating groove.
Preferably, the bottom wall of the accommodating groove is provided with the elastic pressing piece.
Preferably, the elastic pressing piece comprises a body part, at least one end of the body part is movably connected with the inner wall of the accommodating groove, and the body part is provided with at least one pressing part for pressing the microfluidic chip.
Preferably, the inner wall of the accommodating groove is provided with a slot, and the end part of the body part is inserted into the slot.
Preferably, the positioning piece is a ball or a positioning column, and a guide surface is arranged on the positioning column.
Preferably, the guide surface is arc-shaped.
The utility model also discloses a check out test set, including above-mentioned positioner.
The utility model has the advantages that:
the utility model discloses can carry out the location to micro-fluidic chip and handle, improve micro-fluidic chip's assembly precision and stability, the subsequent handling of being convenient for.
Drawings
Fig. 1 is a perspective view of the present invention;
fig. 2 is an enlarged schematic view of a portion a of fig. 1.
Reference numerals: 10. the positioning device comprises a positioning base, 11, an accommodating groove, 11a, a bottom wall, 11b, a first side wall, 11c, a second side wall, 11d, a third side wall, 12, an opening portion, 13, an inserting groove, 20, a positioning mechanism, 21, a positioning piece, 30, an elastic pressing piece, 31, a body portion, 32, a pressing portion, 40, a limiting piece, 50 and a through hole.
Detailed Description
The technical solution of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings of the present invention.
The utility model discloses a positioner for carry out location processing to micro-fluidic chip, improve micro-fluidic chip's assembly precision, the subsequent handling of being convenient for. Referring to fig. 1 and fig. 2, the positioning device includes a positioning base 10 and at least one positioning mechanism 20, wherein a receiving slot 11 is disposed on the positioning base 10, the receiving slot 11 has an opening portion 12 for allowing the microfluidic chip to enter the receiving slot 11, and the receiving slot 11 is used for assembling the microfluidic chip; the positioning mechanism 20 is disposed on the inner wall of the accommodating groove 11 and is used for positioning the microfluidic chip. In practice, the microfluidic chip enters the housing groove 11 through the opening 12 and is positioned by the positioning mechanism 20, and then waits for the subsequent process.
As shown in fig. 1, the receiving groove 11 includes a bottom wall 11a, and a first side wall 11b, a second side wall 11c and a third side wall 11d connected to the bottom wall 11a, wherein the first side wall 11b is disposed opposite to the second side wall 11c, and the third side wall 11d is connected between the first side wall 11b and the second side wall 11 c. In this embodiment, a positioning mechanism 20 is disposed on the first side wall 11b, but in other embodiments, at least one positioning mechanism 20 may be disposed on the first side wall 11b and/or the second side wall 11c according to actual requirements, or at least one positioning mechanism 20 may be disposed on the bottom wall 11a of the accommodating groove 11.
Referring to fig. 1 and 2, the positioning mechanism 20 includes an elastic member (not shown) and a positioning member 21, a receiving groove is disposed on an inner wall of the receiving groove 11, the receiving groove is used for assembling the elastic member and the positioning member 21, the elastic member and the positioning member 21 are both assembled in the receiving groove, one end of the elastic member abuts against the inner wall of the receiving groove, an opposite end abuts against the positioning member 21, the positioning member 21 partially extends out of the receiving groove under the action of the elastic member, and the extended portion of the positioning member 21 is located in the receiving groove 11. In operation, after the micro-fluidic chip enters the receiving slot 11 through the opening 12 of the receiving slot 11, and the micro-fluidic chip moves to the positioning mechanism 20, the outer wall of the micro-fluidic chip presses the portion of the positioning element 21 located in the receiving slot 11, and the positioning element 21 moves to the inside of the receiving slot after being stressed and presses the elastic element. After the positioning groove on the microfluidic chip moves to the positioning part 21, the positioning part 21 extends into the positioning groove under the action of the elastic part, and the positioning of the microfluidic chip is realized under the matching of the positioning part 21 and the positioning groove.
In this embodiment, setting element 21 is ball or reference column, and when setting element 21 was the reference column, the tip that the reference column is located accepting groove 11 was equipped with the arc spigot surface, and the arc spigot surface can reduce the frictional force between reference column and the micro-fluidic chip on the one hand, and on the other hand is convenient for the reference column and breaks away from in the constant head tank, improves assembly efficiency.
As shown in fig. 1 and fig. 2, in order to keep the microfluidic chip in the receiving slot 11 stable, at least one elastic pressing member 30 is disposed in the receiving slot 11, and the elastic pressing member 30 is used for pressing and fixing the microfluidic chip, so as to prevent the microfluidic chip from moving due to a force applied in the receiving slot 11. Specifically, any one of the first side wall 11b, the second side wall 11c, the third side wall 11d and the bottom wall 11a of the accommodating groove 11 is provided with at least one elastic pressing member 30, and of course, in other embodiments, the elastic pressing members 30 may be provided on any two, three or four of the first side wall 11b, the second side wall 11c, the third side wall 11d and the bottom wall 11a according to actual requirements, and may be provided according to actual requirements.
As shown in fig. 2, the elastic pressing member 30 includes a main body 31, at least one end of the main body 31 is movably connected to the inner wall of the receiving cavity 11, and at least one pressing portion 32 is disposed on the main body 31, and the pressing portion 32 is used for pressing and fixing the microfluidic chip. In the implementation process, after the microfluidic chip enters the accommodating groove 11 through the opening part 12 and is positioned by the positioning mechanism 20, the abutting part 32 on the body part 31 abuts against the outer wall of the microfluidic chip in the process that the microfluidic chip is inserted into the accommodating groove 11, so that the abutting fixation of the microfluidic chip is realized, and the movement of the microfluidic chip is avoided.
In this embodiment, the main body 31 is provided with a top 32, and the top 32 is disposed near the middle of the main body 31, but in other embodiments, the number and the position of the top 32 may be set according to actual requirements.
Further, a slot 13 is formed in the inner wall of the receiving slot 11, one end of the main body 31 is fixedly connected to the inner wall of the receiving slot 11, and the opposite end is inserted into the slot 13, so as to movably connect one end of the elastic pressing member 30 to the inner wall of the receiving slot 11.
As shown in fig. 1, at least one limiting member 40 is further disposed on the positioning base 10, and the limiting member 40 is used for limiting the microfluidic chip in the receiving slot 11. In this embodiment, two limiting members 40 are disposed on the positioning base 10, the two limiting members 40 are disposed oppositely, and the opening portion 12 of the accommodating slot 11 is located between the two limiting members 40. In implementation, after the micro-fluidic chip enters the accommodating groove 11 through the opening portion 12 and is positioned by the positioning mechanism 20, the lower limit of the micro-fluidic chip under the action of the limiting member 40 is positioned in the accommodating groove 11, and when the micro-fluidic chip is stressed in a subsequent processing process, the micro-fluidic chip can still be in the accommodating groove 11, so that the stability of the micro-fluidic chip is maintained.
As shown in fig. 1, the bottom wall 11a of the receiving cavity 11 is further provided with at least one through hole 50, the through hole 50 is disposed through the positioning base 10, and the through hole 50 is used for a device to extend into the receiving cavity 11 in a subsequent process to perform an operation on the microfluidic chip, such as a pricking pin penetrating through the through hole 50 to prick an aluminum foil or the like on the microfluidic chip.
The utility model also discloses a check out test set, including above-mentioned positioner.
The utility model discloses can carry out the location to micro-fluidic chip and handle, improve micro-fluidic chip's assembly precision and stability, the subsequent handling of being convenient for.
The technical contents and features of the present invention have been disclosed as above, however, those skilled in the art can still make various substitutions and modifications based on the teaching and disclosure of the present invention without departing from the spirit of the present invention, therefore, the protection scope of the present invention should not be limited to the contents disclosed in the embodiments, but should include various substitutions and modifications without departing from the present invention, and should be covered by the claims of the present patent application.
Claims (10)
1. The utility model provides a positioner of micro-fluidic chip, its characterized in that, positioner includes the location base, be equipped with the accepting groove that is used for acceping micro-fluidic chip on the location base, be equipped with at least one positioning mechanism on the inner wall of accepting groove, every positioning mechanism includes elastic component, setting element and locates the storage tank on the accepting groove inner wall, assemble in the storage tank elastic component and setting element, the setting element with elastic component looks butt, just the setting element is in the effect part of elastic component stretches into down in the accepting groove.
2. The positioning device according to claim 1, wherein the positioning base further comprises at least one position-limiting member for limiting the microfluidic chip in the receiving groove.
3. The positioning device as set forth in claim 1, wherein at least one elastic pressing member is disposed in the receiving groove for pressing and fixing the microfluidic chip.
4. The positioning device as set forth in claim 3, wherein said elastic pressing member is provided on at least one side wall of said housing groove.
5. The positioning device as set forth in claim 3 or 4, wherein said elastic pressing member is provided on a bottom wall of said housing groove.
6. The positioning device as set forth in claim 3, wherein the elastic pressing member includes a body portion, at least one end of the body portion is movably connected to the inner wall of the receiving cavity, and at least one abutting portion for abutting against the microfluidic chip is provided on the body portion.
7. The positioning device as claimed in claim 6, wherein the inner wall of the receiving groove is provided with a slot, and the end of the main body is inserted into the slot.
8. The positioning device as claimed in claim 1, wherein the positioning member is a ball or a positioning post, and the positioning post is provided with a guiding surface.
9. The positioning device of claim 8, wherein the guide surface is arcuate.
10. A test apparatus comprising the positioning device of any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120257829.5U CN214599109U (en) | 2021-01-29 | 2021-01-29 | Positioning device and detection equipment of micro-fluidic chip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120257829.5U CN214599109U (en) | 2021-01-29 | 2021-01-29 | Positioning device and detection equipment of micro-fluidic chip |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214599109U true CN214599109U (en) | 2021-11-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120257829.5U Active CN214599109U (en) | 2021-01-29 | 2021-01-29 | Positioning device and detection equipment of micro-fluidic chip |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214599109U (en) |
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2021
- 2021-01-29 CN CN202120257829.5U patent/CN214599109U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Tian Yongtao Inventor after: Zhu Qilang Inventor after: Larry Leia Inventor before: Tian Yongtao Inventor before: Zhu Qilang Inventor before: Larry Leia |
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| CB03 | Change of inventor or designer information | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230505 Address after: Room A, 7th Floor, Building 65, No. 421 Hongcao Road, Xuhui District, Shanghai, 200000 Patentee after: Serun (Shanghai) Medical Technology Co.,Ltd. Address before: 510700 unit 601, 6th floor, No.8 helix 3 Road, Guangzhou International Biological Island, Huangpu District, Guangzhou City, Guangdong Province Patentee before: Green leaf diagnostic product technology (Guangdong) Co.,Ltd. |
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| TR01 | Transfer of patent right |