CN211079129U - Magnetic extraction assembly of nucleic acid extraction and purification instrument - Google Patents
Magnetic extraction assembly of nucleic acid extraction and purification instrument Download PDFInfo
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- CN211079129U CN211079129U CN201921849079.XU CN201921849079U CN211079129U CN 211079129 U CN211079129 U CN 211079129U CN 201921849079 U CN201921849079 U CN 201921849079U CN 211079129 U CN211079129 U CN 211079129U
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Abstract
The utility model discloses a subassembly is drawed to nucleic acid extraction purification appearance magnetism relates to nucleic acid extraction purification appearance technical field, specifically is a subassembly is drawed to nucleic acid extraction purification appearance magnetism, including the electromagnetic bar fixed plate, one side of electromagnetic bar fixed plate is provided with the fixed orifices, the electromagnetic bar fixed plate passes through fixed orifices fixedly connected with electromagnetic bar conductive socket, one side fixedly connected with electromagnetic bar of electromagnetic bar conductive socket, there is the sleeve pipe mount pad one side of electromagnetic bar fixed plate through bolt threaded connection, one side of sleeve pipe mount pad is provided with the sleeve pipe mounting hole. This subassembly is drawed to nucleic acid extraction purification appearance magnetism through the setting of electromagnetic bar fixed plate, makes the device's electromagnetic bar possess the effect of installing on the electromagnetic bar fixed plate, sets up through the cooperation of electromagnetic bar and electromagnetic bar conducting seat, can send into the power via the wire into the electromagnetic bar conducting seat through the leading-in piece of electric power at the in-process of using to make the magnetic field magnetization through electric power.
Description
Technical Field
The utility model relates to a nucleic acid extraction and purification appearance technical field specifically is a nucleic acid extraction and purification appearance magnetism draws subassembly.
Background
The nucleic acid extractor is an instrument for automatically completing the extraction of sample nucleic acid by using a matched nucleic acid extraction reagent, and is widely applied to various fields of disease control centers, clinical disease diagnosis, blood transfusion safety, forensic identification, environmental microorganism detection, food safety detection, animal husbandry, molecular biology research and the like, 1, the instrument can be divided into the following fields according to different sizes of instruments, (1) an automatic liquid workstation is a device with very powerful functions, liquid separation, liquid suction and the like are automatically completed, even the functions of amplification, detection and the like are integrated, the sample extraction, amplification and detection are fully automatic, the extracted nucleic acid is only one application of the functions, is not very suitable for extracting nucleic acid in a conventional laboratory, is generally applied to the experimental requirements of single type samples and the sample extraction quantity at one time is very large (at least 96, generally hundreds), the platform establishment and the platform operation of the automatic workstation need larger capital, (2) a small automatic nucleic acid extractor, which achieves the purpose of automatically extracting nucleic acid through the particularity of the operation structure and can be applied in any laboratory, 2. the small automatic nucleic acid extractor is divided according to different extraction principles, (1) an instrument adopting a centrifugal column method and a nucleic acid extractor adopting a centrifugal column method mainly adopt a method of combining a centrifugal machine and an automatic liquid-moving device, the flux is generally 1-12 samples, the operation time is almost the same as that of manual extraction, the actual work efficiency cannot be improved, the price is high, consumables of instruments of different types cannot be general, and the instrument is only suitable for large laboratories with sufficient expenditure, (2) an instrument adopting a magnetic bead method, takes the magnetic bead as a carrier, utilizes the principle that the magnetic bead adsorbs nucleic acid under high salt and low pH value and separates from the nucleic acid under low salt and high pH value, the whole process of extracting and purifying nucleic acid is realized by moving magnetic beads or transferring liquid, due to the uniqueness of the principle, the device can be designed into various fluxes, can be used for extracting 8-96 samples in a single tube, is simple and quick to operate, only needs 30-45min for extracting 96 samples, greatly improves the experimental efficiency, is low in cost, can be used in different laboratories, is a mainstream instrument in the current market, and is generally divided into a suction method and a magnetic rod method.
In the nucleic acid extraction and purification instrument magnetic extraction assembly disclosed in chinese utility model patent application publication No. CN208964906U, although the nucleic acid extraction and purification instrument magnetic extraction assembly realizes the extraction of nucleic acid and the effect of preventing cross infection through the design of its permanent magnet and disposable tube body, this nucleic acid extraction and purification instrument magnetic extraction assembly has the disadvantage that the magnet does not always have magnetic force, and the disadvantage that the adsorption efficiency is low.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
To prior art not enough, the utility model provides a nucleic acid extraction purification appearance magnetism draws subassembly has solved the problem of proposing in the above-mentioned background art.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a subassembly is drawed to nucleic acid extraction purification appearance magnetism, includes the electromagnetic bar fixed plate, one side of electromagnetic bar fixed plate is provided with the fixed orifices, the electromagnetic bar fixed plate passes through fixed orifices fixedly connected with electromagnetic bar conductive socket, one side fixedly connected with electromagnetic bar of electromagnetic bar conductive socket, there is sleeve pipe mount pad one side of electromagnetic bar fixed plate through bolt threaded connection, one side of sleeve pipe mount pad is provided with the sleeve pipe mounting hole, the sleeve pipe mount pad passes through sleeve pipe mounting hole fixedly connected with sleeve pipe fixing base, one side fixedly connected with sleeve pipe of sleeve pipe fixing base, the piece is placed to sheathed tube external fixed surface is connected with, the electromagnetic bar runs through the sleeve pipe mounting hole and extends to sheathed tube inside.
Optionally, the electromagnetic bar fixing plate is connected with a top mounting plate through an upper bolt and a thread, and one side of the top mounting plate is movably connected with an electric power introduction block.
Optionally, one side of the electromagnetic rod conductive seat is connected with a wire, and one end of the wire, which is far away from the electromagnetic rod conductive seat, is connected with an electric power introduction block.
Optionally, the sleeves are distributed on one side of the sleeve mounting seat in a rectangular array, and the number of the placement blocks on the outer surface of each sleeve is six.
Optionally, the top of the electromagnetic rod fixing plate is fixedly connected with a connecting seat, and the connecting seat is located at the center of the top of the electromagnetic rod fixing plate.
Optionally, the electromagnetic rod conducting seat and the sleeve fixing seat are both square, and the electromagnetic rod is cylindrical.
(III) advantageous effects
The utility model provides a subassembly is drawed to nucleic acid extraction purification appearance magnetism possesses following beneficial effect:
1. this subassembly is drawed to nucleic acid extraction purification appearance magnetism, setting through the electromagnetic bar fixed plate, the electromagnetic bar that makes the device has possessed the effect of installing on the electromagnetic bar fixed plate, cooperation through electromagnetic bar and electromagnetic bar conducting seat sets up, can send into the power via the wire into the electromagnetic bar conducting seat through the leading-in piece of electric power at the in-process of using, thereby make magnetic field magnetization through electric power, the electromagnetic bar after the magnetization has just had magnetic force, reached and made it possess magnetic force's purpose always at the during operation.
2. This nucleic acid draws purification appearance magnetism and draws subassembly, through the setting of connecting seat, make the device possess the effect of being connected with the equipment main part, set up through the sleeve pipe and the cooperation of placing the piece, can prevent cross infection through changing the sleeve pipe at the in-process that uses, make it have better adsorption effect through placing the piece to better absorbent effect has been played, the purpose of better absorption nucleic acid has been reached.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic structural view of the electromagnetic rod of the present invention;
fig. 3 is a schematic structural view of the sleeve mounting hole of the present invention;
fig. 4 is a schematic structural diagram of the sleeve of the present invention.
In the figure: 1-an electromagnetic bar fixing plate, 2-a fixing hole, 3-an electromagnetic bar conducting seat, 4-an electromagnetic bar, 5-a bolt, 6-a sleeve mounting seat, 7-a sleeve mounting hole, 8-a sleeve fixing seat, 9-a sleeve, 10-a placing block, 11-an upper bolt, 12-a top mounting plate, 13-a power introduction block and 14-a connecting seat.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1 to 4, the present invention provides a technical solution: a magnetic extraction component of a nucleic acid extraction and purification instrument comprises an electromagnetic rod fixing plate 1, wherein an electromagnetic rod 4 of the magnetic extraction and purification instrument has an effect of being installed on the electromagnetic rod fixing plate 1 through the arrangement of the electromagnetic rod fixing plate 1, one side of the electromagnetic rod fixing plate 1 is provided with a fixing hole 2, the electromagnetic rod fixing plate 1 is fixedly connected with an electromagnetic rod conductive seat 3 through the fixing hole 2, one side of the electromagnetic rod conductive seat 3 is fixedly connected with an electromagnetic rod 4, through the matching arrangement of the electromagnetic rod 4 and the electromagnetic rod conductive seat 3, a power supply can be sent into the electromagnetic rod conductive seat 3 through a lead by an electric power lead-in block 13 in the using process, so that a magnetic field is magnetized through electric power, the magnetized electromagnetic rod has magnetic force, the purpose of always having the magnetic force during operation is achieved, one side of the electromagnetic rod fixing plate 1 is in threaded connection with a sleeve installation seat 6 through, one side of the sleeve mounting seat 6 is provided with a sleeve mounting hole 7, the sleeve mounting seat 6 is fixedly connected with a sleeve fixing seat 8 through the sleeve mounting hole 7, one side of the sleeve fixing seat 8 is fixedly connected with a sleeve 9, the outer surface of the sleeve 9 is fixedly connected with a placing block 10, through the matching arrangement of the sleeve 9 and the placing block 10, cross infection can be prevented by replacing the sleeve 9 in the using process, the sleeve has better adsorption effect through the placing block 10, thereby playing a role of better adsorption and achieving the aim of better absorbing nucleic acid, an electromagnetic rod 4 penetrates through the sleeve mounting hole 7 and extends into the sleeve 9, an electromagnetic rod fixing plate 1 is in threaded connection with a top mounting plate 12 through an upper bolt 11, one side of the top mounting plate 12 is movably connected with an electric power introduction block 13, one side of the electromagnetic rod conductive seat 3 is connected with a lead, one end of the lead, which is far away from the electromagnetic rod conductive seat 3, is, sleeve pipe 9 is rectangular array and distributes in one side of sleeve pipe mount pad 6, and the quantity of placing piece 10 of every sleeve pipe 9 surface is six, and the top fixedly connected with connecting seat 14 of bar magnet fixed plate 1 through the setting of connecting seat 14, makes the device possess the effect of being connected with the equipment main part, and connecting seat 14 is in the center department at 1 top of bar magnet fixed plate, and bar magnet conducting seat 3 and sleeve pipe fixing base 8 all are square, and bar magnet 4 is cylindrical.
The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.
During the use, through the leading-in piece 13 of electric power, lead-in piece 13 through the wire with the power carry the electromagnetic bar conducting seat 3 in, make electromagnetic bar 4 possess magnetic force through electromagnetic bar conducting seat 3, through the piece 10 of placing of sleeve pipe 9 one side, let by absorbent material can pile up on placing piece 10 to make it can reach better adsorption efficiency.
The utility model discloses a theory of operation and beneficial effect: the magnetic extraction component of the nucleic acid extraction and purification instrument is convenient for the electromagnetic rod 4 to be arranged on the electromagnetic rod fixing plate 1 through the arrangement of the electromagnetic rod fixing plate 1, and is arranged through the matching of the electromagnetic rod 4 and the electromagnetic rod conductive seat 3, during use, power can be sent into the electromagnetic bar conductive seat 3 through the power lead-in block 13 through a lead wire, thereby magnetizing the magnetic field by electric power, the magnetized electromagnetic bar 4 has magnetic force, achieving the purpose of always having magnetic force when in work, the device has the effect of connecting with the main body of the equipment through the arrangement of the connecting seat 14, and through the matching arrangement of the sleeve 9 and the placing block 10, can prevent cross infection through changing sleeve pipe 9 in the in-process of using, make it have better adsorption effect through placing piece 10 to play the effect of better absorption, reached the purpose of better absorption nucleic acid.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a nucleic acid extraction purification appearance magnetism draws subassembly, includes electromagnetic bar fixed plate (1), its characterized in that: one side of bar fixed plate (1) is provided with fixed orifices (2), bar fixed plate (1) is through fixed orifices (2) fixedly connected with bar conductive seat (3), one side fixedly connected with bar (4) of bar conductive seat (3), there is sleeve pipe mount pad (6) one side of bar fixed plate (1) through bolt (5) threaded connection, one side of sleeve pipe mount pad (6) is provided with sleeve pipe mounting hole (7), sleeve pipe mount pad (6) are through sleeve pipe mounting hole (7) fixedly connected with sleeve pipe fixing base (8), one side fixedly connected with sleeve pipe (9) of sleeve pipe fixing base (8), piece (10) are placed to the external fixed surface of sleeve pipe (9) is connected with, bar (4) run through sleeve pipe mounting hole (7) and extend to the inside of sleeve pipe (9).
2. The magnetic extraction component of the nucleic acid extraction and purification instrument of claim 1, wherein: the electromagnetic bar fixing plate (1) is connected with a top mounting plate (12) through an upper bolt (11) in a threaded manner, and one side of the top mounting plate (12) is movably connected with an electric power introduction block (13).
3. The magnetic extraction component of the nucleic acid extraction and purification instrument of claim 1, wherein: one side of the electromagnetic rod conductive seat (3) is connected with a lead, and one end of the lead, which is far away from the electromagnetic rod conductive seat (3), is connected with an electric power introduction block (13).
4. The magnetic extraction component of the nucleic acid extraction and purification instrument of claim 1, wherein: the sleeve pipes (9) are distributed on one side of the sleeve pipe mounting seat (6) in a rectangular array mode, and the number of the placing blocks (10) on the outer surface of each sleeve pipe (9) is six.
5. The magnetic extraction component of the nucleic acid extraction and purification instrument of claim 1, wherein: the top of the electromagnetic rod fixing plate (1) is fixedly connected with a connecting seat (14), and the connecting seat (14) is located at the center of the top of the electromagnetic rod fixing plate (1).
6. The magnetic extraction component of the nucleic acid extraction and purification instrument of claim 1, wherein: the electromagnetic rod conductive seat (3) and the sleeve fixing seat (8) are square, and the electromagnetic rod (4) is cylindrical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921849079.XU CN211079129U (en) | 2019-10-30 | 2019-10-30 | Magnetic extraction assembly of nucleic acid extraction and purification instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921849079.XU CN211079129U (en) | 2019-10-30 | 2019-10-30 | Magnetic extraction assembly of nucleic acid extraction and purification instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211079129U true CN211079129U (en) | 2020-07-24 |
Family
ID=71645268
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921849079.XU Active CN211079129U (en) | 2019-10-30 | 2019-10-30 | Magnetic extraction assembly of nucleic acid extraction and purification instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211079129U (en) |
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2019
- 2019-10-30 CN CN201921849079.XU patent/CN211079129U/en active Active
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Address after: Room 501, Building A, Jianye Building, No. 96 Xiangxing Road, Xiang'an Industrial Zone, Xiamen Torch High tech Zone, Fujian Province, 361000 Patentee after: Kaishuo Biotechnology (Xiamen) Co.,Ltd. Address before: Room 501, block a, Jianye Building, No.96, Xiangxing Road, industrial zone, torch high tech Zone (Xiang'an), Xiamen City, Fujian Province Patentee before: KAISHUO BIO-TECH (XIAMEN) Co.,Ltd. |
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