CN209260102U - A kind of nucleic acid extraction kit - Google Patents

Abstract

The utility model provides a kind of nucleic acid extraction kit, including reagent box body and it is set to the intracorporal Reagent Tube of kit, reagent box body includes outter box and is set to the intracorporal bracket of outer box, bracket includes the first bracket and the second bracket, multiple putting holes are also reserved on first bracket, circular baffle is additionally provided at putting hole, the inside of putting hole is additionally provided with the second bracket；Second bracket includes spring and briquetting, and one end of spring is connected to the bottom surface of outter box, and the other end of spring is connected to briquetting；Briquetting includes the first briquetting and the second briquetting, and an end face of the first pressing hole is connected in the inside of putting hole with spring, and the other end of the first briquetting is also in contact with baffle.The utility model from kit convenient for taking out Reagent Tube, convenient for the sterile working of nucleic acid extraction process.

Description

A kind of nucleic acid extraction kit

Technical field

The utility model relates to a kind of nucleic acid extraction kits.

Background technique

Kit typically refer to that hospital, pharmacy corporation etc. use for holding detection chemical component, medicament residue, virus The box of the chemical reagent of type etc., kit are also divided into nucleic acid extraction purifying class kit and Protein Detection class kit etc.. Nucleic acid extraction kit be can be extracted from sample, the kit of purification of nucleic acid, common kit has paramagnetic particle method nucleic acid to mention Kit is taken, suitable for the extraction purification from all kinds of clinical samples such as serum, blood plasma, whole blood, tissue, paraffin-embedded tissue.Magnetic It is that bioscience and nanometer material science combine applicable method that pearl method, which extracts nucleic acid reagent box, can be widely applied to molecular biosciences Genome research in, molecular evolution research, the research of hereditary disease in medicine, the detection of mutated gene, the screening of tumour, The live exhibit such as detection, HLA parting, transplanting distribution type of HPV etc. etc., medical jurisprudence biological sample blood cake, seminal stain, hair, stub Detection and juridical paternity test, the identification of genetic connection etc. provide evidence, archaeology, biologic test of universities, middle and primary schools etc. Many fields, the process of paramagnetic particle method nucleic acid extraction can be generally divided into four steps such as cracking-combination-washing-elution at present, examination The medium lysate of agent box, eluent etc. are contained, when the outter box in kit because usage amount is less using small sterilizing screw socket pipe When the middle bracket that thermal insulation material is added, small-sized Reagent Tube is difficult to take out from kit because nut cap is smaller, such case It is easier to embody in the one-handed performance for carrying out sterilizing chamber.

Utility model content

To solve the above problems, the utility model provides a kind of nucleic acid extraction kit, pass through first in kit The setting of bracket and the second bracket, convenient for taking out Reagent Tube from kit, convenient for the sterile working of nucleic acid extraction process.

To achieve the goals above, the technical solution adopted in the utility model are as follows:

A kind of nucleic acid extraction kit, including reagent box body and it is set to the intracorporal Reagent Tube of kit, it is characterised in that: The reagent box body includes outter box and is set to the intracorporal bracket of outer box, and the bracket includes the first bracket and the second bracket, First bracket is cuboid-type, and multiple putting holes are also reserved on the first bracket, and the putting hole is through-hole, putting hole Place open at one end is in contact with the bottom surface of outter box, and the other end opening of putting hole is additionally provided with circular baffle, the baffle Lateral wall be fixedly connected on the inner wall of the putting hole, the inside of the putting hole is additionally provided with the second bracket；Second support Frame includes spring and briquetting, and the spring and the briquetting are all set in the inside of the putting hole, and the one of the spring End is connected to the bottom surface of the outter box, and the other end of spring is connected to briquetting；The briquetting include the first briquetting and Second briquetting, first briquetting and the second briquetting are cylindrical shape, and in the first briquetting and the second briquetting Axis coincides, and an end face of first pressing hole is connected in the inside of putting hole with spring, the first briquetting it is another End face is also in contact with the baffle；Second briquetting is set in the inner cavity of the baffle, and second briquetting is also First briquetting is connected to by end face.

Further, the Reagent Tube includes the first Reagent Tube for being marked with lysate, is marked with the second examination of protein enzyme solution Agent pipe is marked with the third Reagent Tube of magnetic bead, is marked with the 4th Reagent Tube of cleaning solution, is marked with the 5th Reagent Tube of eluent.

Further, the central axes of spring and the central axes of briquetting coincide with the central axes of putting hole.

Further, the bottom surface of outter box and the junction of spring are provided with wire loop, and the wire loop is annular shape, steel One end of wire ring is adhered to the bottom surface of outter box by glue, and one end of spring is also wire-wrapped in wire loop along the hand of spiral of spring The other end.

Further, the first briquetting is identical with the inner diameter size of the second briquetting, and the outer diameter of second briquetting is also Less than the outer diameter of the first briquetting.

The utility model has the following beneficial effects: the nucleic acid extraction kit of the utility model, passes through outer box intracorporal first The setting of bracket and the second bracket can be such that operator easily takes from support plus will be loaded with the Reagent Tube for extracting reagent Out, the one-handed performance being more easily suitable on aseptic working platform；Bracket also carries out support to Reagent Tube simultaneously, while heat preservation Can guarantee that Reagent Tube is placed vertically, avoid agents either bind and reagent tube wall and reagent nozzle, thus avoid reagent waste and Pollution.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the cooperation figure of the second bracket and the first bracket；

Fig. 3 is the structural schematic diagram of briquetting.

It is wherein a, each label in figure are as follows: 1, outter box；2, the first bracket；3, putting hole；4, baffle；5, spring；6, first Briquetting；7, the second briquetting；8, wire loop.

Specific embodiment

Below in conjunction with the attached drawing of the utility model, the technical scheme in the embodiment of the utility model is carried out clear, complete Site preparation description.

Fig. 1 is the structural schematic diagram of the utility model, a kind of nucleic acid extraction kit, including reagent box body and is set to examination The intracorporal Reagent Tube of agent box, Reagent Tube include the first Reagent Tube for being marked with lysate, are marked with the second Reagent Tube of protein enzyme solution, It is marked with the third Reagent Tube of magnetic bead, the 4th Reagent Tube of cleaning solution is marked with, is marked with the 5th Reagent Tube of eluent, reagent box body packet The bracket for including outter box 1 and being set in outter box 1, outter box 1 are the cartridge carton of rectangle, the paper for mostly using top to open and close greatly Box, bracket include the first bracket 2 and the second bracket, and first bracket 2 is cuboid-type, are also reserved with 5 on the first bracket 2 Putting hole 3 is respectively used to the first Reagent Tube of support, the second Reagent Tube, third Reagent Tube, the 4th Reagent Tube and the 5th Reagent Tube, Wherein, washing lotion can also be divided into buffer solution washing lotion and sterile deionized water washing lotion, can be further added by a Reagent Tube at this time and be used for Place the putting hole 3 of Reagent Tube；The place open at one end of putting hole 3 is in contact with the bottom surface of outter box 1, the other end of putting hole 3 Opening is additionally provided with circular baffle 4, and the lateral wall of the baffle 4 is fixedly connected on the inner wall of the putting hole 3, the placement The inside in hole 3 is additionally provided with the second bracket；Second bracket can be coated on inside the putting hole 3 of the first bracket 2 by baffle 4, avoid Two bracket elasticity are too big to fly Reagent Tube bullet.

Second bracket includes spring 5 and briquetting, and the spring 5 and the briquetting are all set in the putting hole 3 Inside, one end of the spring 5 are connected to the bottom surface of the outter box 1, and the other end of spring 5 is connected to briquetting；It is described to press Briquetting includes the first briquetting 6 and the second briquetting 7, and first briquetting 6 and the second briquetting 7 are cylindrical shape, and the The central axes of one briquetting 6 and the second briquetting 7 coincide, an end face of first pressing hole putting hole 3 inside with Spring 5 is connected, and the other end of the first briquetting 6 is also in contact with the baffle 4；Second briquetting 7 is set to institute In the inner cavity for stating baffle 4, second briquetting 7 is also connected to first briquetting 6, the bottom surface of outter box 1 by end face The junction of spring 5 is provided with wire loop 8, the wire loop 8 is annular shape, and one end of wire loop 8 is adhered to by glue The bottom surface of outter box 1, one end of spring 5 are also wire-wrapped in the other end of wire loop 8 along the hand of spiral of spring 5, and spring 5 can be square Just the bottom surface for being installed on outter box 1 keeps the stability of the second bracket.The utility model passes through the first support in outter box 1 The setting of frame 2 and the second bracket can be such that operator easily takes out from support plus that will be loaded with the Reagent Tube for extracting reagent, The one-handed performance being more easily suitable on aseptic working platform；Bracket also carries out support to Reagent Tube simultaneously, energy while heat preservation Enough guarantee that Reagent Tube is placed vertically, avoids agents either bind and reagent tube wall and reagent nozzle, to avoid the waste and dirt of reagent Dye.

The foregoing description of the disclosed embodiments can be realized professional and technical personnel in the field or using originally practical new Type, and the present invention will not be limited to the embodiments shown herein, and be to fit to and original disclosed herein Manage the widest scope consistent with features of novelty.

Claims (5)

1. a kind of nucleic acid extraction kit, including reagent box body and it is set to the intracorporal Reagent Tube of kit, it is characterised in that: institute It states reagent box body to include outter box and be set to the intracorporal bracket of outer box, the bracket includes the first bracket and the second bracket, institute Stating the first bracket is cuboid-type, is also reserved with multiple putting holes on the first bracket, and the putting hole is through-hole, the one of putting hole It is in contact at end opening with the bottom surface of outter box, the other end opening of putting hole is additionally provided with circular baffle, the baffle Lateral wall is fixedly connected on the inner wall of the putting hole, and the inside of the putting hole is additionally provided with the second bracket；

Second bracket includes spring and briquetting, and the spring and the briquetting are all set in the interior of the putting hole Portion, one end of the spring are connected to the bottom surface of the outter box, and the other end of spring is connected to briquetting；The briquetting packet Include the first briquetting and the second briquetting, first briquetting and the second briquetting are cylindrical shape, and the first briquetting and The central axes of second briquetting coincide, and an end face of first pressing hole is connected in the inside of putting hole with spring, the The other end of one briquetting is also in contact with the baffle；Second briquetting is set in the inner cavity of the baffle, institute It states the second briquetting and also passes through end face and be connected to first briquetting.

2. a kind of nucleic acid extraction kit according to claim 1, it is characterised in that: the Reagent Tube includes being marked with cracking First Reagent Tube of liquid is marked with the second Reagent Tube of protein enzyme solution, is marked with the third Reagent Tube of magnetic bead, is marked with the of cleaning solution Four Reagent Tubes, the 5th Reagent Tube for being marked with eluent.

3. a kind of nucleic acid extraction kit according to claim 1, it is characterised in that: the central axes of spring and briquetting Central axes coincide with the central axes of putting hole.

4. a kind of nucleic acid extraction kit according to claim 1, it is characterised in that: the bottom surface of outter box and the company of spring The place of connecing is provided with wire loop, and the wire loop is annular shape, and one end of wire loop is adhered to the bottom surface of outter box, bullet by glue One end of spring is also wire-wrapped in the other end of wire loop along the hand of spiral of spring.

5. a kind of nucleic acid extraction kit according to claim 1, it is characterised in that: the first briquetting and the second briquetting Inner diameter size it is identical, the outer diameter of second briquetting is also less than the outer diameter of the first briquetting.