CN209352889U - A kind of rapidly extracting device for nucleic acid - Google Patents
A kind of rapidly extracting device for nucleic acid Download PDFInfo
- Publication number
- CN209352889U CN209352889U CN201822110079.XU CN201822110079U CN209352889U CN 209352889 U CN209352889 U CN 209352889U CN 201822110079 U CN201822110079 U CN 201822110079U CN 209352889 U CN209352889 U CN 209352889U
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- cylinder
- pull rod
- nucleic acid
- vertically arranged
- rapidly extracting
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Abstract
The utility model discloses a kind of rapidly extracting devices for nucleic acid, aiming at the problem that extracted amount controls when existing extraction, now propose following scheme, it includes cylinder, the bottom of the cylinder is connected with connector, the bottom thread of the connector is connected with needle section, the inner wall of the cylinder slidably connects piston body, vertically arranged pull rod is connected at the top of the piston body, one end that the pull rod stretches out cylinder is connected with pulling plate, the top of the piston body is equipped with the positioning plate being movably set in outside pull rod, both ends at the top of the positioning plate are respectively connected with vertically arranged locating rod, one end that the locating rod is stretched out at the top of cylinder is connected with the movable plate being laterally arranged, and movable plate is slidingly connected with pull rod, the utility model, under the collective effect of each component, it can make to carry out rapidly extracting to nucleic acid, it can need simultaneously The extracted amount for being precisely controlled nucleic acid is sought, demand when it being made to better meet use accords with the demands of the market.
Description
Technical field
The utility model relates to extraction element field more particularly to a kind of rapidly extracting devices for nucleic acid.
Background technique
Nucleic acid be by many nucleotide polymerizations at large biological molecule compound, be life one of most basic substance.Core
Acid is widely present in all animal and plant cells, in microbial body, and the intracorporal nucleic acid of biology often forms nucleoprotein in conjunction with protein.
Different nucleic acid, the differences such as chemical composition, nucleotidesequence.According to chemical composition difference, nucleic acid can be divided into ribose core
Sour (abbreviation RNA) and DNA.
And in existing nucleic acid rapidly extracting device, typically just to the absorption of solution, but can not be reached in the control of amount
To accurate control, it is unable to satisfy the use demand of people, we have proposed a kind of rapidly extracting devices for nucleic acid thus.
Utility model content
The utility model proposes a kind of rapidly extracting device for nucleic acid, when solving extraction extracted amount control asks
Topic.
To achieve the goals above, the utility model adopts the technical scheme that
A kind of rapidly extracting device for nucleic acid, including cylinder, the bottom of the cylinder are connected with connector, the company
The bottom thread of connector is connected with needle section, and the inner wall of the cylinder slidably connects piston body, connects at the top of the piston body
It is connected to vertically arranged pull rod, one end that the pull rod stretches out cylinder is connected with pulling plate, and the top of the piston body is equipped with activity
The positioning plate being set in outside pull rod, the both ends at the top of the positioning plate are respectively connected with vertically arranged locating rod, the positioning
One end that bar stretches out at the top of cylinder is connected with the movable plate being laterally arranged, and movable plate is slidingly connected with pull rod, the cylinder
Top is connected with fixed cylinder, and locating rod, pull rod are respectively positioned on the inside of fixed cylinder, and the two sides of the fixed cylinder offer transverse direction
The location hole of setting, the inner thread of location hole is connected with pilot pin, and pilot pin protrudes into one end inside fixed cylinder and contradicts
In locating rod.
Preferably, the bottom of the connector offers link slot, offers at the top of the connector vertically arranged
Through-hole, and through-hole is connected with the inside of link slot.
Preferably, the cylindrical structure in the top of the needle section, and the outside of post ends offers screw thread, and needle section
The connection of the inner thread of post ends and link slot.
Preferably, vertically arranged movable span is offered at the top of the positioning plate, and the inner wall of pull rod and movable span is living
Dynamic connection, the outer wall of the cylinder are labeled with vertically arranged scale.
Preferably, vertically arranged aperture is offered at the top of the movable plate, and the internal diameter of aperture is greater than the straight of pull rod
Diameter.
In the utility model, by being equipped with cylinder, connector, needle section, piston body, pull rod, pulling plate, positioning plate, determining
Position bar, movable plate, fixed cylinder, pilot pin, link slot, through-hole can make to carry out nucleic acid fast under the collective effect of each component
Speed is extracted, at the same can demand be precisely controlled the extracted amount of nucleic acid, demand when it being made to better meet use, meeting market needs
It asks.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the overlooking structure diagram in the utility model inside lower die.
Figure label: 1 cylinder, 2 connectors, 3 needle sections, 4 piston bodies, 5 pull rods, 6 pulling plates, 7 positioning plates, 8 locating rods, 9
Movable plate, 10 fixed cylinders, 11 pilot pins, 12 link slots, 13 through-holes.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
Referring to Fig.1-2, a kind of rapidly extracting device for nucleic acid, including cylinder 1, the bottom of cylinder 1 are connected with connection
First 2, the bottom thread of connector 2 is connected with needle section 3, and the inner wall of cylinder 1 slidably connects piston body 4, the top of piston body 4
It is connected with vertically arranged pull rod 5, one end that pull rod 5 stretches out cylinder 1 is connected with pulling plate 6, and the top of piston body 4 is equipped with movable sleeve
The both ends of the positioning plate 7 being located at outside pull rod 5,7 top of positioning plate are respectively connected with vertically arranged locating rod 8, and locating rod 8 is stretched out
The one end at 1 top of cylinder is connected with the movable plate 9 being laterally arranged, and movable plate 9 is slidingly connected with pull rod 5, and the top of cylinder 1 connects
It is connected to fixed cylinder 10, and locating rod 8, pull rod 5 are respectively positioned on the inside of fixed cylinder 10, the two sides of fixed cylinder 10, which offer, laterally to be set
The location hole set, the inner thread of location hole is connected with pilot pin 11, and one end that pilot pin 11 protrudes into inside fixed cylinder 10 is supported
Touching is in locating rod 8.
The bottom of connector 2 offers link slot 12, and the top of connector 2 offers vertically arranged through-hole 13, and logical
Hole 13 is connected with the inside of link slot 12, the cylindrical structure in the top of needle section 3, and the outside of post ends offers screw thread,
And the post ends of needle section 3 are connect with the inner thread of link slot 12, the top of positioning plate 7 offers vertically arranged activity
Hole, and pull rod 5 is flexibly connected with the inner wall of movable span, the outer wall of cylinder 1 is labeled with vertically arranged scale, the top of movable plate 9
Portion offers vertically arranged aperture, and the internal diameter of aperture is greater than the diameter of pull rod 5.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside",
The orientation or positional relationship of the instructions such as " clockwise ", " counterclockwise " be based on the orientation or positional relationship shown in the drawings, be only for
Convenient for description the utility model and simplify description, rather than the equipment of indication or suggestion meaning or element must have specifically
Orientation is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.The meaning of " plurality " is two or two in the description of the present invention,
More than, unless otherwise specifically defined.
Working principle: when in use, can pull up movable plate 9 according to the amount of absorption first, drive movable plate 9
Locating rod 8 pulls positioning plate 7, so that more demand, is drawn to the bottom end of positioning plate 7 at the scale of the performance of cylinder 1, then turns
Dynamic pilot pin 11, is allowed to be fastened in locating rod 8, is moving positioning plate 7 not, at the extraction, can make piston
The bottom of body 4 contradicts on positioning plate 7, can accurately control uptake, can better meet use demand, and this dress
Setting piston body 4, positioning plate 7 can remove from cylinder 1, and needle section 3 have convenient for remove, so as to thoroughly to instrument into
Row cleaning, prevents from remaining, the utility model, under the collective effect of each component, can make to carry out rapidly extracting to nucleic acid, simultaneously
Can demand be precisely controlled the extracted amount of nucleic acid, demand when it being made to better meet use accords with the demands of the market.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (5)
1. a kind of rapidly extracting device for nucleic acid, including cylinder (1), which is characterized in that the bottom of the cylinder (1) connects
Have connector (2), the bottom thread of the connector (2) is connected with needle section (3), and the inner wall of the cylinder (1) is slidably connected
Have piston body (4), be connected with vertically arranged pull rod (5) at the top of the piston body (4), the pull rod (5) stretches out cylinder (1)
One end be connected with pulling plate (6), the top of the piston body (4), which is equipped with, is movably set in the external positioning plate (7) of pull rod (5),
Both ends at the top of the positioning plate (7) are respectively connected with vertically arranged locating rod (8), and the locating rod (8) stretches out cylinder (1) top
The one end in portion is connected with the movable plate (9) being laterally arranged, and movable plate (9) is slidingly connected with pull rod (5), the cylinder (1)
Top is connected with fixed cylinder (10), and locating rod (8), pull rod (5) are respectively positioned on the inside of fixed cylinder (10), the fixed cylinder (10)
Two sides offer the location hole being laterally arranged, the inner thread of location hole is connected with pilot pin (11), and pilot pin (11)
The internal one end of fixed cylinder (10) is protruded into contradict on locating rod (8).
2. a kind of rapidly extracting device for nucleic acid according to claim 1, which is characterized in that the connector (2)
Bottom offer link slot (12), offered vertically arranged through-hole (13) at the top of the connector (2), and through-hole (13)
It is connected with the inside of link slot (12).
3. a kind of rapidly extracting device for nucleic acid according to claim 1, which is characterized in that the needle section (3)
The cylindrical structure in top, and the outside of post ends offers screw thread, and the post ends of needle section (3) and link slot (12) is interior
Wall is threadedly coupled.
4. a kind of rapidly extracting device for nucleic acid according to claim 1, which is characterized in that the positioning plate (7)
Top offer vertically arranged movable span, and pull rod (5) is flexibly connected with the inner wall of movable span, the cylinder (1) it is outer
Wall is labeled with vertically arranged scale.
5. a kind of rapidly extracting device for nucleic acid according to claim 1, which is characterized in that the movable plate (9)
Top offer vertically arranged aperture, and the internal diameter of aperture is greater than the diameter of pull rod (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822110079.XU CN209352889U (en) | 2018-12-16 | 2018-12-16 | A kind of rapidly extracting device for nucleic acid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822110079.XU CN209352889U (en) | 2018-12-16 | 2018-12-16 | A kind of rapidly extracting device for nucleic acid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209352889U true CN209352889U (en) | 2019-09-06 |
Family
ID=67784727
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822110079.XU Active CN209352889U (en) | 2018-12-16 | 2018-12-16 | A kind of rapidly extracting device for nucleic acid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209352889U (en) |
-
2018
- 2018-12-16 CN CN201822110079.XU patent/CN209352889U/en active Active
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