CN215103232U - A sample centrifuging tube for DNA and RNA - Google Patents
A sample centrifuging tube for DNA and RNA Download PDFInfo
- Publication number
- CN215103232U CN215103232U CN202023193131.6U CN202023193131U CN215103232U CN 215103232 U CN215103232 U CN 215103232U CN 202023193131 U CN202023193131 U CN 202023193131U CN 215103232 U CN215103232 U CN 215103232U
- Authority
- CN
- China
- Prior art keywords
- tube
- rna
- dna
- outer tube
- purification
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000007789 sealing Methods 0.000 claims abstract description 13
- 238000005070 sampling Methods 0.000 claims abstract description 7
- 238000000746 purification Methods 0.000 claims description 23
- 239000002184 metal Substances 0.000 claims description 14
- 238000001179 sorption measurement Methods 0.000 claims description 5
- 238000000926 separation method Methods 0.000 claims description 4
- 239000012528 membrane Substances 0.000 claims description 3
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 8
- 238000000034 method Methods 0.000 description 8
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 4
- 239000011148 porous material Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000005415 magnetization Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 102000039446 nucleic acids Human genes 0.000 description 1
- 108020004707 nucleic acids Proteins 0.000 description 1
- 150000007523 nucleic acids Chemical class 0.000 description 1
- 239000010815 organic waste Substances 0.000 description 1
- 102000004169 proteins and genes Human genes 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Centrifugal Separators (AREA)
Abstract
The utility model discloses a sampling centrifuge tube for DNA and RNA, which comprises an outer tube, wherein an annular clamping table is arranged in the outer tube, a purifying tube is embedded in the outer tube and passes through the annular clamping table, a first sealing cover is arranged above the purifying tube, a discharge hole is arranged at the lower end of the purifying tube, a separating component is arranged in the purifying tube, and a connecting piece is arranged on the side wall of the outer tube. Brings convenience to people.
Description
Technical Field
The utility model relates to the technical field of medical equipment, specifically be a sample centrifuging tube for DNA and RNA.
Background
At present, phenol and chloroform extraction methods are mostly adopted for DNA or RNA separation and extraction in the experimental research of molecular biology in China. Because phenol and chloroform methods are complicated to operate, extracted DNA or RNA often contains protein pollution, and phenol and chloroform have certain toxicity to human bodies. In recent years, foreign companies have introduced centrifugal adsorption to extract DNA or RNA, which is simpler and faster to operate than phenol and chloroform, and the reagents used are nontoxic to human body; however, the existing centrifugal tube and the sealing cover are designed in an integrated manner, and when centrifugal operation is carried out, the purifying tube is inserted into the centrifugal tube, so that the sealing cover cannot be buckled above the centrifugal tube, the sealing cover can swing randomly in the centrifugal operation, and safety accidents are easily caused.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model provides a sample centrifuging tube for DNA and RNA has solved the inconvenient problem of current device centrifugal operation.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a sample centrifuging tube for DNA and RNA, includes the outer tube, be equipped with annular ka tai in the outer tube, pass through in the outer tube annular ka tai inlays and is equipped with the purification pipe, first closing cap is installed to purification pipe top, the discharge hole has been seted up to purification pipe lower extreme, be equipped with separable set in the purification pipe, the connecting piece is installed to the outer tube lateral wall, the caulking groove has been seted up on the connecting piece, the caulking groove interpolation is equipped with the elastic strip, the round hole has been seted up on the elastic strip, run through on the caulking groove and be equipped with adjusting bolt, adjusting bolt run through in the elastic strip round hole, adjusting bolt lower extreme has connect adjusting nut soon, the elastic strip other end is connected with the second closing cap.
Preferably, the separation component comprises a sieve plate arranged in the purification pipe, a plurality of sieve pores are formed in the sieve plate, and adsorption membranes are arranged in the sieve pores.
Preferably, an annular flow guide table is arranged in the purifying pipe.
Preferably, the side wall of the purification tube is provided with a pair of lugs, the side wall of the outer tube is provided with a pair of elastic metal sheets, and the upper ends of the elastic metal sheets are pressed on the upper walls of the lugs.
Preferably, the elastic metal sheet has an Contraband-type structure.
Preferably, the lower end of the first sealing cover is provided with an annular sealing strip.
Advantageous effects
The utility model provides a novel organic waste gas administers magnetization spray column device, the following beneficial effect is possessed, this device compact structure, high durability and convenient operation, when not inserting the purification pipe, flexible elastic strip makes the second closing cap directly withhold in the outer tube upper end, after inserting the purification pipe, thereby rotatable adjusting bolt unloads the second closing cap, thereby make things convenient for follow-up centrifugal operation, the setting of lug and elastic metal piece can play supplementary stable effect, the setting of annular water conservancy diversion platform can make the liquid of separating all flow in the outer tube, avoid storing in purification pipe step type inner wall department, the use of giving people has brought conveniently.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure: 1. an outer tube; 2. an annular clamping table; 3. a purification tube; 4. a first cover; 5. a discharge hole; 6. a connecting member; 7. caulking grooves; 8. an elastic strip; 9. adjusting the bolt; 10. adjusting the nut; 11. a second cover; 12. a sieve plate; 13. screening holes; 14. an adsorption film; 15. an annular flow guide table; 16. a lug; 17. a resilient metal sheet; 18. an annular sealing strip.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1, the present invention provides a technical solution: a sampling centrifuge tube for DNA and RNA comprises an outer tube 1, wherein an annular clamping table 2 is arranged in the outer tube 1, a purifying tube 3 is embedded in the outer tube 1 through the annular clamping table 2, a first sealing cover 4 is arranged above the purifying tube 3, a discharge hole 5 is formed in the lower end of the purifying tube 3, a separating component is arranged in the purifying tube 3, a connecting piece 6 is arranged on the side wall of the outer tube 1, an embedded groove 7 is formed in the connecting piece 6, an elastic strip 8 is inserted in the embedded groove 7, a round hole is formed in the elastic strip 8, an adjusting bolt 9 penetrates through the embedded groove 7, the adjusting bolt 9 penetrates through the round hole of the elastic strip 8, an adjusting nut 10 is screwed at the lower end of the adjusting bolt 9, and a second sealing cover 11 is connected to the other end of the elastic strip 8; the separation component comprises a sieve plate 12 arranged in the purification pipe 3, the sieve plate 12 is provided with a plurality of sieve pores 13, and adsorption membranes 14 are arranged in the sieve pores 13; an annular flow guide table 15 is arranged in the purifying pipe 3; the side wall of the purifying tube 3 is provided with a pair of lugs 16, the side wall of the outer tube 1 is provided with a pair of elastic metal sheets 17, and the upper ends of the elastic metal sheets 17 are pressed on the upper walls of the lugs 16; the elastic metal sheet 17 is of an Contraband type structure; the lower end of the first sealing cover 4 is provided with an annular sealing strip 18.
The following working principles, detailed connecting means thereof, and the following main descriptions of the working principles and processes thereof are well known in the art, and will be referred to by those skilled in the art for the specific connection and operation sequence of the components in the present disclosure.
Example (b): when using, open first the second closing cap 11 of outer tube 1 upper end, then insert purification pipe 3 in outer tube 1, annular ka tai 2 can bear purification pipe 3, and when purification pipe 3 inserted downwards, need to pull elastic metal piece 17 to both sides, thereby make lug 16 and purification pipe 3 can descend, purification pipe 3 descends and finishes the back, loosen elastic metal piece 17, elastic metal piece 17 is because of elasticity automatic re-setting, thereby press and cover in lug 16 top, then rotate adjusting nut 10, make it break away from adjusting bolt 9, then upwards extract adjusting bolt 9, thereby lift off elastic strip 8 and second closing cap 11, at this moment, can carry out nucleic acid centrifugal operation, high durability and convenient use.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a sample centrifuging tube for DNA and RNA, includes outer tube (1), its characterized in that, be equipped with annular ka tai (2) in outer tube (1), pass through in outer tube (1) annular ka tai (2) are inlayed and are equipped with purification pipe (3), first closing cap (4) are installed to purification pipe (3) top, discharge hole (5) have been seted up to purification pipe (3) lower extreme, be equipped with separable set in purification pipe (3), connecting piece (6) are installed to outer tube (1) lateral wall, caulking groove (7) have been seted up on connecting piece (6), elastic strip (8) have been equipped with in caulking groove (7) interpolation, the round hole has been seted up on elastic strip (8), run through on caulking groove (7) and be equipped with adjusting bolt (9), adjusting bolt (9) run through in elastic strip (8) round hole, adjusting bolt (9) lower extreme has connect with adjusting nut (10) soon, the other end of the elastic strip (8) is connected with a second sealing cover (11).
2. The sampling centrifuge tube for DNA and RNA of claim 1, wherein the separation assembly comprises a screen plate (12) disposed in the purification tube (3), the screen plate (12) is provided with a plurality of screen holes (13), and an adsorption membrane (14) is disposed in the screen holes (13).
3. The sampling centrifuge tube for DNA and RNA of claim 2, wherein the purification tube (3) is provided with an annular flow guide platform (15).
4. The sampling centrifuge tube for DNA and RNA of claim 1, wherein the side wall of the purification tube (3) is provided with a pair of lugs (16), the side wall of the outer tube (1) is provided with a pair of elastic metal sheets (17), and the upper ends of the elastic metal sheets (17) are pressed on the upper walls of the lugs (16).
5. The sampling centrifuge tube for DNA and RNA of claim 4, wherein the elastic metal sheet (17) is Contraband type structure.
6. The sampling centrifuge tube for DNA and RNA of claim 1, characterized in that the lower end of the first cover (4) is provided with an annular sealing strip (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023193131.6U CN215103232U (en) | 2020-12-27 | 2020-12-27 | A sample centrifuging tube for DNA and RNA |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023193131.6U CN215103232U (en) | 2020-12-27 | 2020-12-27 | A sample centrifuging tube for DNA and RNA |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215103232U true CN215103232U (en) | 2021-12-10 |
Family
ID=79308195
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023193131.6U Expired - Fee Related CN215103232U (en) | 2020-12-27 | 2020-12-27 | A sample centrifuging tube for DNA and RNA |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215103232U (en) |
-
2020
- 2020-12-27 CN CN202023193131.6U patent/CN215103232U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211210 |