CN214529057U - Self-locking magnetic rod sleeve assembly - Google Patents
Self-locking magnetic rod sleeve assembly Download PDFInfo
- Publication number
- CN214529057U CN214529057U CN202120132180.4U CN202120132180U CN214529057U CN 214529057 U CN214529057 U CN 214529057U CN 202120132180 U CN202120132180 U CN 202120132180U CN 214529057 U CN214529057 U CN 214529057U
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- Prior art keywords
- sleeve
- magnetic
- plate
- magnetic rod
- base plate
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- 239000000758 substrate Substances 0.000 claims description 10
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 150000007523 nucleic acids Chemical class 0.000 abstract description 10
- 102000039446 nucleic acids Human genes 0.000 abstract description 10
- 108020004707 nucleic acids Proteins 0.000 abstract description 10
- 238000000605 extraction Methods 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 2
- 238000013461 design Methods 0.000 description 8
- 239000012634 fragment Substances 0.000 description 5
- 238000009434 installation Methods 0.000 description 5
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- 239000011324 bead Substances 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000013519 translation Methods 0.000 description 1
Images
Abstract
The utility model discloses a self-locking magnetic rod sleeve component, which comprises a magnetic rod sleeve and a magnetic sleeve inserting plate, wherein the magnetic rod sleeve comprises a fixed base plate and a sleeve, the number of the sleeve is M multiplied by N, and the sleeve is distributed according to an array of M lines and N lines, the fixed base plate is provided with a plate body and two rows of clamping tables, the two rows of clamping tables are arranged on one side of the plate body close to the sleeve, and the two rows of clamping tables are parallel to each other; the magnetic sleeve inserting plate is provided with a T-shaped groove, the T-shaped groove is provided with an upper groove used for moving and guiding the two rows of clamping tables and a lower groove used as a moving channel of the sleeve, and the magnetic sleeve inserting plate is provided with a through hole; the base plate is provided with a handle part, the handle part is provided with a spring plate, and the spring plate is provided with a positioning boss; the magnetic sleeve inserting plate is provided with a positioning hole matched with the positioning boss. The utility model discloses a location boss and locating hole cooperation back can play the effect of auto-lock, have effectively avoided the bar magnet cover shake in the high frequency motion of nucleic acid extraction instrument serious or deviate from.
Description
Technical Field
The utility model belongs to bar magnet cover field, more specifically relates to a from locking-type bar magnet cover subassembly.
Background
The magnetic rod sleeve is matched with the deep hole plate for use and is mainly adapted to a nucleic acid extractor. In the process of extracting nucleic acid, the magnetic rod sleeve mainly has the functions of separating liquid from the magnetic rod, protecting the magnetic rod from being corroded by the liquid and prolonging the service life of the magnetic rod. When the magnetic bead method reagent is used for nucleic acid extraction, the magnetic rod sleeve moves up and down, so that the sample is uniformly mixed, cracked, combined, washed and eluted. In the nucleic acid extraction process, the magnetic bar and the magnetic bar sleeve move coordinately to realize the transfer of magnetic beads and magnetic bead-extract complex. When the magnetic rod is separated from the magnetic rod sleeve, the magnetic beads and the magnetic bead-extract complex are released. In the prior art, magnetic rod sleeves matched with commercial deep-hole plates are in an integral 96-hole form or a free-standing 8-link hole form.
In the prior art, the following problems exist when the conventional magnetic rod sleeve assembly product is used:
1) the conventional products are severely shaken or easily released in the high frequency motion of the nucleic acid extraction instrument.
2) Conventional horizontal insertion products do not have a handle portion installed.
3) The conventional product adopts a pointed bottom design, and the contact area between the internal magnetic rod and the magnetic rod sleeve is small.
4) The conventional product is opaque in appearance and the depth of insertion of the magnetic rod cannot be visually seen.
5) The conventional product has design defects and is easy to deform.
SUMMERY OF THE UTILITY MODEL
To the above defect or the improvement demand of prior art, the utility model provides a from locking-type bar magnet cover subassembly, it adopts cut straightly design and accurate location, can do not have positional deviation in the accurate installation of bar magnet cover picture peg, makes things convenient for the installation of bar magnet cover and takes out.
In order to achieve the above object, according to an aspect of the present invention, there is provided a self-locking magnetic bar sleeve assembly, comprising a magnetic bar sleeve and a magnetic sleeve insertion plate, wherein:
the magnetic rod sleeve comprises a fixed base plate and sleeves arranged on the fixed base plate, wherein the number of the sleeves is M multiplied by N, the sleeves are distributed according to an array of M rows and N columns, a channel communicated with an inner cavity of each sleeve on the fixed base plate is arranged on the fixed base plate, the fixed base plate is provided with a plate body and two rows of clamping tables, the two rows of clamping tables are arranged on one side, close to the sleeves, of the plate body and are parallel to each other, and M, N is a positive integer;
the magnetic sleeve inserting plate is provided with a T-shaped groove with a wide upper part and a narrow lower part, the T-shaped groove is provided with an upper groove used for moving and guiding the two rows of clamping tables and a lower groove used as a moving channel of the sleeve, and the magnetic sleeve inserting plate is provided with a through hole used for being communicated with a channel on the fixed substrate;
the base plate is provided with a handle part, the handle part exceeds the magnetic sleeve inserting plate, the handle part is provided with an elastic sheet, and the elastic sheet is provided with a positioning boss;
and the magnetic sleeve inserting plate is provided with a positioning hole matched with the positioning boss.
Preferably, one end of the sleeve far away from the fixed base plate is hemispherical.
Preferably, a reinforcing rib is arranged between any two adjacent sleeves.
Preferably, the magnetic rod sleeve and the magnetic sleeve insertion plate are transparent.
Preferably, the fixed substrate is clamped in an upper groove of the T-shaped groove.
Preferably, the end of the plate body far away from the handle part is wedge-shaped for convenient guiding.
Preferably, one end of the elastic sheet is connected to the handle part, and a space is reserved between the other end of the elastic sheet and the handle part, so that the elastic sheet can be pressed down.
Preferably, the T-shaped grooves are provided with a plurality of strips, and the magnetic sleeve insert plate is provided with through holes at positions corresponding to the T-shaped grooves, respectively.
Preferably, M is 8 and N is 1.
Generally, through the utility model discloses above technical scheme who conceives compares with prior art, can gain following beneficial effect:
1) the utility model discloses a bar magnet cover adopts the design of cuting straightly with the bar magnet cover picture peg, the bar magnet cover can insert in the bar magnet cover picture peg very conveniently, and the design of shell fragment and location boss has been adopted on the fixed baseplate of bar magnet cover, the shell fragment can be pushed down when the bar magnet cover inserts the bar magnet cover picture peg, let the shell fragment get into T type inslot, can loosen the shell fragment after removing to target in place, let location boss on the shell fragment and the locating hole cooperation back of bar magnet cover picture peg, the bar magnet cover can be accurately installed in the bar magnet cover picture peg, there is not positional deviation, and the locating hole can block the location platform, play the effect of auto-lock, the bar magnet cover has effectively been avoided shaking seriously or has deviate from in the high frequency motion of nucleic acid extraction instrument.
2) The utility model discloses a design handle portion on the fixed baseplate of bar cover, make things convenient for the installation of bar cover and take out, operating personnel direct contact handle portion effectively avoids this product to be polluted under some circumstances.
3) The utility model discloses a fixed base plate is pegged graft the last inslot in T type groove has eliminated the installation clearance when the bar magnet cover injects the magnetic sleeve picture peg, and fixed base plate is difficult to rock, and stability is good.
4) The sleeve of the utility model adopts a hemispherical round bottom design, increases the contact area between the magnetic rod sleeve and the magnetic rod, and improves the magnetic absorption rate compared with a sleeve with a sharp bottom;
5) the utility model discloses a bar magnet is sheathe in and has still been set up the strengthening rib for bar magnet cover sound construction, non-deformable.
Drawings
Fig. 1 is a schematic view of the present invention when one of the magnetic rod sleeves is pulled out from the magnetic sleeve inserting plate;
FIG. 2 is a schematic view of the magnetic rod sleeve and the magnetic sleeve inserting plate of the present invention assembled together;
fig. 3 is a schematic view of the magnetic rod sleeve of the present invention.
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. Furthermore, the technical features mentioned in the embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.
As shown in fig. 1-3, a from locking-type bar magnet cover subassembly, includes bar magnet cover 1 and bar magnet cover picture peg 2, bar magnet cover 1 and bar magnet cover picture peg 2 all adopt the processing of mould injection molding scheme, and all transparent, because the outward appearance is transparent, can observe the degree of depth that the bar magnet inserted bar magnet cover 1 to and bar magnet cover 1 inserts the length of bar magnet cover picture peg 2, wherein:
the magnetic rod sleeve 1 comprises a fixed base plate 11 and sleeves 12 arranged on the fixed base plate 11, the fixed base plate 11 and the sleeves 12 are integrally formed, the sleeves 12 are M × N and are distributed according to an array of M rows and N columns, preferably, M is 8, N is 1, that is, the sleeves are 8-hole magnetic rod sleeves, a channel 13 communicated with an inner cavity of each sleeve 12 on the fixed base plate 11 is arranged on the fixed base plate 11, the fixed base plate 11 is provided with a plate body 111 and two rows of clamping tables 112, the two rows of clamping tables 112 are arranged on one side of the plate body 111 close to the sleeve 12, and the two rows of clamping tables 112 are parallel to each other;
the magnetic sleeve inserting plate 2 is provided with a T-shaped groove 21 with a wide upper part and a narrow lower part (the wide upper part and the narrow lower part refer to the fact that the width of an upper groove 211 of the T-shaped groove 21 is larger than the width of a lower groove 212 of the T-shaped groove 21), the upper groove 211 of the T-shaped groove 21 is used for moving and guiding two rows of clamping tables 112, the lower groove 212 is used as a moving channel of the sleeve 12, the clamping tables 112 can move in the upper groove 211, preferably, the fixed substrate 11 is clamped in the upper groove 211 of the T-shaped groove 21, the clamping tables 112 can clamp the fixed substrate 11 in the upper groove 211, gaps are eliminated, the fixed substrate 11 can be inserted into the magnetic sleeve inserting plate 2 in a translation mode, shaking is not prone to occur during nucleic acid extraction, and stability and reliability of connection of the magnetic rod sleeve 1 and the magnetic sleeve inserting plate 2 can be improved.
The magnetic sleeve inserting plate 2 is provided with a through hole 22 which is used for being communicated with the channel 13 on the fixed substrate 11; preferably, the T-shaped grooves 21 are provided in plural, and the magnetic sleeve insert plate 2 is provided with through holes 22 at positions corresponding to the respective T-shaped grooves 21.
The base plate is provided with a handle part 113, the handle part 113 exceeds the magnetic sleeve inserting plate 2, the handle part 113 is provided with an elastic sheet 114, and the elastic sheet 114 is provided with a positioning boss 115; the handle part 113 can facilitate the installation and the taking out of the magnetic rod sleeve 1, an operator directly contacts the handle part 113, the product is effectively prevented from being polluted under some conditions, and preferably, the elastic sheet 114 and the handle part 113 are integrally formed. The magnetic sleeve inserting plate 2 is provided with a positioning hole 23 matched with the positioning boss 115. When the magnetic rod sleeve 1 is inserted, the elastic sheet 114 can be pressed down by hand, the elastic sheet 114 is released after the positioning boss 115 is aligned with the positioning hole 23, the positioning boss 115 enters the positioning hole 23, and the channel 13 on the fixing substrate 11 is also positioned right below the through hole 22, so that the nucleic acid extraction is convenient. The matching of the positioning boss 115 and the positioning hole 23 can realize the accurate clamping of the magnetic rod sleeve 1 and the magnetic sleeve inserting plate 2, and also avoid the serious shaking or the separation of the magnetic rod sleeve 1 in the high-frequency motion of the nucleic acid extraction instrument.
Furthermore, one end of the sleeve 12, which is far away from the fixed substrate 11, is hemispherical, and the hemispherical bottom is designed to increase the contact area between the magnetic rod sleeve 1 and the magnetic rod, so that the magnetic absorption rate is improved.
Further, a reinforcing rib 116 is arranged between any two adjacent sleeves 12, and the design of the reinforcing rib 116 effectively avoids the deformation of the product in each flow.
Further, the end of the plate 111 away from the handle portion 113 is wedge-shaped for guiding, so that the fixing substrate 11 can be inserted into the upper groove 211 of the T-shaped groove 21 at the end of the magnetic sleeve inserting plate 2.
Further, one end of the elastic sheet 114 is connected to the handle portion 113 and the other end is spaced apart from the handle portion 113, so that the elastic sheet 114 is pressed down.
The product can be operated by changing the shape and size of the handle part 113 to better hold the handle part 113. In addition, the size and the number of the clamping platforms 112 can be changed to improve the convenience of folding and assembling the magnetic rod sleeve 1 and the magnetic sleeve inserting plate 2.
It will be understood by those skilled in the art that the foregoing is merely a preferred embodiment of the present invention, and is not intended to limit the invention to the particular forms disclosed, but on the contrary, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the invention as defined by the appended claims.
Claims (9)
1. The utility model provides a from locking-type bar magnet cover subassembly which characterized in that, includes bar magnet cover (1) and bar magnet cover picture peg (2), wherein:
the magnetic rod sleeve (1) comprises a fixed base plate (11) and sleeves (12) arranged on the fixed base plate (11), wherein the number of the sleeves (12) is M multiplied by N, the sleeves (12) are distributed according to an array of M rows and N columns, channels (13) communicated with inner cavities of the sleeves (12) on the fixed base plate (11) are arranged on the fixed base plate (11), the fixed base plate (11) is provided with a plate body (111) and two rows of clamping tables (112), the two rows of clamping tables (112) are arranged on one side, close to the sleeves (12), of the plate body (111), and the two rows of clamping tables (112) are parallel to each other, wherein M, N is a positive integer;
the magnetic sleeve inserting plate (2) is provided with a T-shaped groove (21) which is wide at the top and narrow at the bottom, the T-shaped groove (21) is provided with an upper groove (211) which is used for moving and guiding two rows of clamping tables (112) and a lower groove (212) which is used as a moving channel of the sleeve (12), and the magnetic sleeve inserting plate (2) is provided with a through hole (22) which is used for being communicated with a channel (13) on the fixed substrate (11);
the base plate is provided with a handle part (113), the handle part (113) exceeds the magnetic sleeve inserting plate (2), an elastic sheet (114) is arranged on the handle part (113), and a positioning boss (115) is arranged on the elastic sheet (114);
and the magnetic sleeve inserting plate (2) is provided with a positioning hole (23) matched with the positioning boss (115).
2. A self-locking bar magnet sleeve assembly according to claim 1, wherein the end of the sleeve (12) remote from the fixed base plate (11) is hemispherical.
3. The self-locking magnetic rod sleeve assembly according to claim 1, wherein a reinforcing rib (116) is arranged between any two adjacent sleeves (12).
4. The self-locking magnetic rod sleeve assembly according to claim 1, wherein the magnetic rod sleeve (1) and the magnetic sleeve insert plate (2) are transparent.
5. The self-locking magnetic rod sleeve assembly according to claim 1, wherein the fixing base plate (11) is clamped in an upper groove (211) of the T-shaped groove (21).
6. The self-locking magnetic rod sleeve assembly according to claim 1, wherein the end of the plate body (111) far away from the handle portion (113) is wedge-shaped for easy guidance.
7. The self-locking magnetic rod sleeve assembly according to claim 1, wherein one end of the elastic sheet (114) is connected to the handle portion (113) and the other end is spaced from the handle portion (113) so that the elastic sheet (114) is pressed down.
8. A self-locking magnetic rod sleeve assembly according to claim 1, wherein a plurality of T-shaped grooves (21) are provided, and the magnetic sleeve insert plate (2) is provided with through holes (22) at positions corresponding to the T-shaped grooves (21).
9. The self-locking magnetic rod sleeve assembly according to claim 1, wherein M-8 and N-1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120132180.4U CN214529057U (en) | 2021-01-19 | 2021-01-19 | Self-locking magnetic rod sleeve assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120132180.4U CN214529057U (en) | 2021-01-19 | 2021-01-19 | Self-locking magnetic rod sleeve assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214529057U true CN214529057U (en) | 2021-10-29 |
Family
ID=78311200
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120132180.4U Active CN214529057U (en) | 2021-01-19 | 2021-01-19 | Self-locking magnetic rod sleeve assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214529057U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114032171A (en) * | 2021-11-18 | 2022-02-11 | 美东汇成生命科技(昆山)有限公司 | Multifunctional magnetic rod sleeve |
-
2021
- 2021-01-19 CN CN202120132180.4U patent/CN214529057U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114032171A (en) * | 2021-11-18 | 2022-02-11 | 美东汇成生命科技(昆山)有限公司 | Multifunctional magnetic rod sleeve |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 18th Floor, Building A, No. 666 Shendun Fourth Road, Donghu New Technology Development Zone, Wuhan City, Hubei Province, 430200 (Wuhan Area of Free Trade Zone) Patentee after: WUHAN NACI BIOTECHNOLOGY Co.,Ltd. Address before: 430070 c201-202, 3rd floor, building B1, Guanggu biological city, Hongshan District, Wuhan City, Hubei Province Patentee before: WUHAN NACI BIOTECHNOLOGY Co.,Ltd. |