Multi-channel magnetic pen for nucleic acid extraction

Abstract

The utility model relates to the technical field of magnetic pens, and discloses a multi-channel magnetic pen for nucleic acid extraction, which comprises a kit assembly, the rear side of the top of the kit assembly is connected with a sealing cover assembly, the top of the sealing cover assembly is provided with a braking magnetic pen assembly, and the middle of the top of the braking magnetic pen assembly is provided with a turning cover assembly. And the other end of the flip assembly is mounted on the outer wall of the rear side of the kit assembly. According to the kit disclosed by the utility model, the braking magnetic pen assembly is arranged on the kit assembly, so that after samples are collected, the working effect of simultaneous collection of a plurality of channels can be achieved through the braking magnetic pen assembly, and the collection efficiency can be greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of magnetic force pen, concretely is a kind of multi-channel magnetic force pen for nucleic acid extraction. BACKGROUND

[0002] Multi-channel magnetic force pen is a tool for nucleic acid extraction, mainly used in laboratory environment, can operate simultaneously to multiple channels of experiment, greatly improve experimental efficiency, multi-channel magnetic force pen is mainly used in nucleic acid extraction and other laboratory operations, can simultaneously carry out the bead moving operation to multiple channels of experiment, significantly improve experimental efficiency.This design is particularly suitable for the scene needing to process multiple samples simultaneously, such as genetic testing, biological research and other fields, pen head includes fixedly connected upper plug and lower plug, lower plug is slidably provided with thrust plate in, thrust plate is connected with the upper end of lower plug by first spring, downward extending magnetic nib is also fixedly provided on thrust plate.

[0003] Application No. CN202021056626.1 discloses a kind of multi-channel magnetic force pen for nucleic acid extraction, including pen barrel and pen head box, pen barrel is opened in slide groove, slide groove is worn in slide block, slide block is connected with first spring, first spring is connected with pen barrel end, slide block is also connected with support rod, support rod is connected with slide plate in pen head box;Pen head box is opened in multiple pen head holes, pen head box is provided with multiple vertical plates, slide plate is opened in multiple long hole through holes for vertical plate, multiple vertical plates are divided into multiple pairs, two vertical plates of same pair are located at both sides of same pen head hole respectively, pen head chuck is arranged between two vertical plates of same pair, pen head chuck can slide along the length direction of vertical plate, the edge of pen head hole can block the movement of pen head chuck, pen head chuck is connected with second spring, second spring is connected with slide plate, the side of pen head chuck towards pen head hole is opened in recess, the tail of pen head is clamped in recess.The utility model structure is simple, can avoid that pen head is excessively extruded to magnetic bead;But the deficiency is that the device is used, has not yet been able to carry out the working effect of simultaneous downward and telescopic recovery to multiple channels, so that when simultaneously collecting work is carried out to multiple channels, efficiency has not yet been able to be improved. UTILITARY MODEL CONTENTS

[0004] The purpose of the present application is to provide a multi-channel magnetic force pen for nucleic acid extraction, which solves the problem of not being able to simultaneously downward and telescopic recovery to multiple channels during use, thus improving the efficiency of simultaneous collection of multiple channels.

[0005] To solve the above technical problems, the utility model is realized by the following technical scheme:

[0006] The utility model discloses a kind of multi-channel magnetic force pen for nucleic acid extraction, including reagent box assembly, the top rear side of reagent box assembly is connected with cover assembly, the top of cover assembly is installed with brake magnetic force pen assembly, the top middle of brake magnetic force pen assembly is installed with flip cover assembly, the other end of flip cover assembly is installed in the rear side outer wall of reagent box assembly.

[0007] The brake magnetic force pen assembly includes a pneumatic telescopic pump, which is arranged on the top of the cover plate, and the bottom of the pneumatic telescopic pump is connected with a magnetic force pen through a push rod.

[0008] Further, the reagent box assembly includes a box body, a partition plate is installed in the middle of the box body, a sealing groove is formed in the middle of the partition plate, and a reagent groove is formed in the middle of the sealing groove.

[0009] Further, the cover assembly includes a cover plate, connecting pages are connected to the bottom of the cover plate on both sides, and a plurality of installation through grooves are formed in the bottom of the cover plate, hinges are installed at the ends of the connecting pages, and the hinges are connected to the top of the box body on both ends.

[0010] Further, the magnetic force pen is installed in the middle of the installation through groove through a limiting ring.

[0011] Further, the flip cover assembly includes a pneumatic telescopic rod, a movable chain is connected to the end of the pneumatic telescopic rod through a push rod, a brake bent rod is installed in the middle of the movable chain, the middle of the brake bent rod is limitedly connected to the rear side outer wall of the box body through a positioning column, and a connecting chain is connected to the end of the brake bent rod, and the connecting chain is connected to the middle of the top of the pneumatic telescopic pump.

[0012] Further, a concentration groove is formed in the middle of the top of the partition plate.

[0013] The utility model has the following beneficial effects:

[0014] (1) The multi-channel magnetic force pen for nucleic acid extraction of the utility model can perform simultaneous collection in multiple channels through the brake magnetic force pen assembly after collecting the sample, thereby greatly improving the collection efficiency.

[0015] (2) The multi-channel magnetic force pen for nucleic acid extraction of the utility model is provided with a flip cover assembly on the device, so that the cover assembly can be automatically opened and closed through the flip cover assembly when using the device, thereby saving the manual braking process and improving the efficiency.

[0016] Of course, any product implementing the utility model does not necessarily need to achieve all the advantages described above. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the technical scheme of the embodiments of the present application, the drawings needed for the description of the embodiments will be briefly introduced as follows. Obviously, the drawings described below are only some of the embodiments of the present application, and for those skilled in the art, other drawings can be obtained without creative labor on the basis of these drawings.

[0018] Figure 1 It is a whole structure schematic diagram of the multi-channel magnetic pen for nucleic acid extraction of the present application.

[0019] Figure 2 It is a rear side structure schematic diagram of the multi-channel magnetic pen for nucleic acid extraction of the present application.

[0020] Figure 3 It is Figure 2 It is an enlarged schematic diagram of the structure of part A.

[0021] Figure 4 It is a reagent kit assembly structure schematic diagram of the multi-channel magnetic pen for nucleic acid extraction of the present application.

[0022] In the drawings, the component list represented by each number is as follows:

[0023] In the drawings: 1, reagent kit assembly; 2, cover assembly; 3, brake magnetic pen assembly; 4, flip cover assembly; 101, box body; 102, partition; 103, sealing groove; 104, reagent groove; 201, cover plate; 202, connecting page; 203, hinge; 204, mounting slot; 301, pneumatic telescopic pump; 302, magnetic pen; 303, mounting limiting ring; 401, pneumatic telescopic rod; 402, movable chain; 403, brake bent rod; 404, positioning column; 405, connecting chain; 1021, concentration groove. DETAILED DESCRIPTION

[0024] The technical scheme in the embodiments of the present application will be described clearly and completely in combination with the drawings in the embodiments of the present application. Obviously, the described embodiments are only some of the embodiments of the present application, but not all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative labor are within the protection scope of the present application.

[0025] Please refer to Figures 1-4As shown, this utility model is a multi-channel magnetic pen for nucleic acid extraction, including a reagent kit component 1. A capping component 2 is connected to the top rear side of the reagent kit component 1. A braking magnetic pen component 3 is installed on the top of the capping component 2. A flip-top component 4 is installed in the middle of the top of the braking magnetic pen component 3. The other end of the flip-top component 4 is installed on the rear outer wall of the reagent kit component 1.

[0026] The braking magnetic pen assembly 3 includes a pneumatic telescopic pump 301, which is located on the top of the cover plate 201, and the bottom of the pneumatic telescopic pump 301 is connected to the magnetic pen 302 via a push rod.

[0027] By installing the braking magnetic pen assembly 3 on the reagent kit assembly 1, the braking magnetic pen assembly 3 can be used to collect samples from multiple channels simultaneously after sample collection, thus greatly improving collection efficiency.

[0028] The reagent kit component 1 includes a housing 101, a partition 102 installed in the middle of the housing 101, a sealing groove 103 opened in the middle of the partition 102, and a reagent slot 104 opened in the middle of the sealing groove 103. The sample is collected inside the reagent slot 104. During collection, the middle partition 102 can prevent the sample from mixing, thus reducing the risk of detection errors.

[0029] The cover assembly 2 includes a cover plate 201, with connecting pages 202 connected to both sides of the bottom of the cover plate 201, and several mounting slots 204 are provided at the bottom of the cover plate 201. A hinge 203 is installed at the end of the connecting page 202, and the hinge 203 is connected to both ends of the top of the housing 101.

[0030] The magnetic pen 302 is installed in the middle of the mounting slot 204 via the mounting limit ring 303. The magnetic pen 302 is installed inside the mounting slot 204 via the mounting limit ring 303, and the magnetic pen 302 is connected to the pneumatic telescopic pump 301 via the push rod. In this way, it can be braked downward by the action of the pneumatic telescopic pump 301.

[0031] The flip-top assembly 4 includes a pneumatic telescopic rod 401. The end of the pneumatic telescopic rod 401 is connected to a movable chain 402 via a push rod. A brake lever 403 is installed in the middle of the movable chain 402. The middle of the brake lever 403 is limited and connected to the rear outer wall of the housing 101 via a positioning post 404. The end of the brake lever 403 is connected to a connecting chain 405. The connecting chain 405 is connected to the top middle of the pneumatic telescopic pump 301. By pushing the pneumatic telescopic rod 401 outward, the brake lever 403 connected to the movable chain 402 at the end, under the limitation of the positioning post 404, will press the cover plate 201 connected to the connecting chain 405 at the end downward until it is closed onto the housing 101.

[0032] The top of the partition plate 102 is provided with a concentration groove 1021.

[0033] In use, first, the top of the kit assembly 1 is provided with the cover assembly 2, and then the brake magnetic pen assembly 3 is installed on the top of the cover assembly 2, so that when the cover assembly 2 is combined with the kit assembly 1, the brake magnetic pen assembly 3 can be used for braking, the internal magnetic pen 302 is braked downward, and the magnetic beads in the sample are absorbed, so that the contraction work can be performed, and through synchronous descending and synchronous retraction, certain working effect can be improved during use, and the cover assembly 4 can be used for braking when the cover assembly 2 is combined or unfolded, so that the labor and time cost can be saved, and the working efficiency is further improved, when in use, first, the magnetic pen 302 is installed in the installation through groove 204 through the installation limiting ring 303, and the magnetic pen 302 is connected with the pneumatic telescopic pump 301 through the push rod, so that the magnetic pen 302 can be braked downward under the action of the pneumatic telescopic pump 301, after installation, the sample can be collected in the reagent groove 104, when collecting, the mixing of the sample can be avoided through the intermediate partition plate 102, so that the risk of detection error can be reduced, after collection, the cover assembly 2 can be combined through the cover assembly 4, so as to brake the brake magnetic pen assembly 3, when combining, first, the brake bending rod 403 connected with the terminal movable chain 402 is pressed downward through the connecting chain 405 under the limitation of the positioning column 404 through the pneumatic telescopic rod 401, so that the cover plate 201 connected with the terminal through the connecting chain 405 is pressed downward, and then the magnetic pen 302 connected with the bottom push rod is extended downward through the pneumatic telescopic pump 301 until the reagent groove 104 is adsorbed, after adsorption, retraction is performed, and then the whole work can be completed through unfolding of the cover assembly 4.

[0034] The preferred embodiments disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details, and the utility model is not limited to the specific implementation described. Obviously, according to the content of the specification, many modifications and changes can be made. The specification selects and specifically describes these embodiments in order to better explain the principle and practical application of the utility model, so that the person skilled in the art can well understand and use the utility model. The utility model is limited by the claims and the whole scope and equivalents thereof.

Claims

1. A multi-channel magnetic pen for nucleic acid extraction, comprising a reagent kit component (1), characterized in that: The top rear side of the reagent kit assembly (1) is connected to a cap assembly (2), the top of the cap assembly (2) is equipped with a braking magnetic pen assembly (3), the top middle of the braking magnetic pen assembly (3) is equipped with a flip-top assembly (4), and the other end of the flip-top assembly (4) is installed on the rear outer wall of the reagent kit assembly (1). The braking magnetic pen assembly (3) includes a pneumatic telescopic pump (301), which is located on the top of the cover plate (201), and the bottom of the pneumatic telescopic pump (301) is connected to the magnetic pen (302) via a push rod.

2. The multi-channel magnetic pen for nucleic acid extraction according to claim 1, characterized in that: The reagent kit assembly (1) includes a box (101), a partition (102) is installed in the middle of the box (101), a sealing groove (103) is opened in the middle of the partition (102), and a reagent slot (104) is opened in the middle of the sealing groove (103).

3. The multi-channel magnetic pen for nucleic acid extraction according to claim 1, characterized in that: The cover assembly (2) includes a cover plate (201), with connecting pages (202) connected to both sides of the bottom of the cover plate (201), and a plurality of mounting slots (204) are provided at the bottom of the cover plate (201). A hinge (203) is installed at the end of the connecting page (202), and the hinge (203) is connected to the top two ends of the box body (101).

4. The multi-channel magnetic pen for nucleic acid extraction according to claim 1, characterized in that: The magnetic pen (302) is installed in the middle of the mounting slot (204) via a mounting limiting ring (303).

5. A multi-channel magnetic pen for nucleic acid extraction according to claim 1, characterized in that: The flip-top assembly (4) includes a pneumatic telescopic rod (401). The end of the pneumatic telescopic rod (401) is connected to a movable chain (402) via a push rod. A brake rod (403) is installed in the middle of the movable chain (402). The middle of the brake rod (403) is limited and connected to the rear outer wall of the housing (101) via a positioning post (404). The end of the brake rod (403) is connected to a connecting chain (405). The connecting chain (405) is connected to the top middle of the pneumatic telescopic pump (301).

6. A multi-channel magnetic pen for nucleic acid extraction according to claim 2, characterized in that: A central groove (1021) is provided in the middle of the top of the partition (102).

Images