CN210765273U

CN210765273U - Forensic sample DNA extraction kit

Info

Publication number: CN210765273U
Application number: CN201921476469.7U
Authority: CN
Inventors: 傅克勤
Original assignee: Anhui Baiyou Judicial Appraisal Center
Current assignee: Anhui Baiyou Judicial Appraisal Center
Priority date: 2019-09-06
Filing date: 2019-09-06
Publication date: 2020-06-16
Anticipated expiration: 2029-09-06

Abstract

The utility model discloses a forensic sample DNA draws kit, including lid, box body and box bottom, install the telescopic link between lid and the box body, the box body top has been seted up and has been placed the chamber, the box bottom is connected to the box body bottom, be equipped with in the box bottom cavity and the cavity and be equipped with miniature refrigerator, the lid bottom corresponds place the chamber and seted up spacing chamber, temperature monitor is installed at the lid top, temperature monitor installs control button in side. The reagent bottle that uses corresponds places placing the intracavity, is used for closed lid and box body to make miniature refrigerator to cool down the reagent in the reagent bottle through last ring magnet and lower ring magnet, the utility model discloses can make things convenient for depositing of DNA reagent bottle, can guarantee that the reagent that does not use up preserves for a long time after the reagent bottle is opened.

Description

Forensic sample DNA extraction kit

Technical Field

The utility model relates to a relevant technical field of legal medical expert especially relates to forensic sample DNA draws kit.

Background

The DNA extraction reagent bottle is constructed according to the benzyl chloride method, and can extract genomic DNA from a sample. Benzyl chloride has a property of benzylating hydroxyl groups in cell walls containing cellulose and the like, thereby destroying the cell walls. The product utilizes the characteristic of benzyl chloride, after a plant sample is frozen and thawed, the plant sample is pressed on the Microtube wall for a plurality of times by using the Tip of the pipe Tip to destroy the cell wall. Compared with the traditional method, the method omits the complicated steps of liquid nitrogen grinding and the like, and is favorable for processing a large number of samples at one time. Moreover, the product is improved, the heat treatment time is only 15 minutes, and the time from the beginning of the experiment to the recovery of the water phase is only 30 minutes. The obtained genome DNA can be subjected to PCR amplification, restriction enzyme treatment and the like, and the conventional DNA extraction reagent bottle is only a simple paper box, and the reagent is not easy to store after the reagent bottle inside is opened.

SUMMERY OF THE UTILITY MODEL

The present invention aims at solving at least one of the technical problems in the related art to a certain extent. Therefore, an object of the utility model is to provide a forensic sample DNA draws kit, correspond the reagent bottle of using and place placing the intracavity, make the miniature refrigerator to cool down to the reagent in the reagent bottle through going up ring magnet and lower ring magnet and be used for closed lid and box body, the utility model discloses can make things convenient for depositing of DNA reagent bottle, can guarantee that the reagent that does not use up preserves for a long time after the reagent bottle is opened.

According to the utility model discloses a forensic sample DNA draws kit, including lid, box body and box bottom, install the telescopic link between lid and the box body, the box body top has been seted up and has been placed the chamber, the box bottom is connected to the box body bottom, be equipped with cavity and cavity in the box bottom and be equipped with miniature refrigerator, the lid bottom corresponds place the chamber and seted up spacing chamber, temperature monitor is installed at the lid top, temperature monitor installs control button in side.

Preferably, a temperature sensor is installed in the bottom cover and is in signal connection with a temperature display.

Preferably, an upper ring-shaped magnet is mounted on the top of the box body.

Preferably, the bottom of the box cover is provided with a lower annular magnet.

Preferably, the number of the placing cavities is 1-10.

The utility model provides a beneficial effect is: the reagent bottle that uses corresponds places placing the intracavity, is used for closed lid and box body to make miniature refrigerator to cool down the reagent in the reagent bottle through last ring magnet and lower ring magnet, the utility model discloses can make things convenient for depositing of DNA reagent bottle, can guarantee after the reagent bottle is opened that the reagent that does not use up is preserved for a long time, and it is convenient to deposit, and the temperature that can real time monitoring inside so that deposit as required in real time is adjusted.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic structural diagram of a forensic sample DNA extraction kit according to the present invention;

FIG. 2 is a schematic structural diagram of the box cover of the forensic sample DNA extraction kit provided by the present invention;

FIG. 3 is a schematic structural diagram of the bottom of the forensic sample DNA extraction kit provided by the present invention;

FIG. 4 is a circuit diagram of the micro refrigerator control of the forensic sample DNA extraction kit of the present invention.

In the figure: 1-box cover, 2-box body, 3-box bottom, 4-temperature display, 5-control button, 7-placing cavity, 8-telescopic rod, 9-lower ring magnet, 10-temperature sensor, 11-limiting cavity, 12-upper ring magnet and 13-micro refrigerator.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1-4, a forensic sample DNA extraction kit comprises a box cover 1, a box body 2 and a box bottom 3, wherein a telescopic rod 8 is installed between the box cover 1 and the box body 2, the telescopic rod 8 has the same structure as that of the telescopic rod 8 of an umbrella, a placing cavity 7 is formed at the top of the box body 2, the placing cavity 7 is used for placing reagent bottles, so that the cross-sectional areas of the placing cavity 7 are different, the bottom of the box body 2 is connected with the box bottom 3, a cavity is formed in the box bottom 3, a micro refrigerator 13 is arranged in the cavity, the micro refrigerator 13 is used for refrigerating the cavity in the box bottom 3 so as to achieve the effect of refrigerating the reagent bottles above, a limiting cavity 11 is formed at the bottom of the box cover 1 corresponding to the placing cavity 7, the limiting cavity 11 is used for fixing the reagent bottles placed in the placing cavity 7, a temperature display 4 is installed at the top of, control button 5 is installed to 4 sides of temperature monitor,

installs temperature sensor

10 and 4 signal connection of temperature monitor in the bottom, and annular magnet is installed on 2 tops of box body, and annular magnet 9 is down installed to 1 bottom of lid, goes up annular magnet 12 and annular magnet 9 down and is used for closed lid 1 and box body 2, places chamber 7 and sets up quantity for 1-10.

The working principle is as follows: the reagent bottle that uses corresponds places placing chamber 7 in, is used for closed lid 1 and box body 2 to make miniature refrigerator 13 cool down the reagent in the reagent bottle through last ring magnet 12 and lower ring magnet 9, the utility model discloses can make things convenient for depositing of DNA reagent bottle, can guarantee after the reagent bottle is opened that the reagent that does not use up preserves for a long time, and it is convenient to deposit, and the temperature that can real time monitoring inside so that deposit as required in real time is adjusted.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connected mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt among the prior art, and conventional model, including the conventional connected mode among the circuit connection adoption prior art, and the details are not repeated here, and the content that does not make detailed description in this description belongs to the prior art that skilled person in the art knows.

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

1. A forensic sample DNA extraction kit is characterized in that: including lid, box body and box bottom, install the telescopic link between lid and the box body, the box body top has been seted up and has been placed the chamber, the box bottom is connected to the box body bottom, be equipped with in the box bottom cavity and be equipped with miniature refrigerator in the cavity, the lid bottom corresponds place the chamber and seted up spacing chamber, temperature monitor is installed at the lid top, temperature monitor side installs control button.

2. The forensic sample DNA extraction kit of claim 1, wherein: and a temperature sensor is installed in the bottom cover and is in signal connection with the temperature display.

3. The forensic sample DNA extraction kit of claim 2, wherein: an upper annular magnet is mounted at the top of the box body.

4. The forensic sample DNA extraction kit of claim 1, wherein: and a lower annular magnet is arranged at the bottom of the box cover.

5. The forensic sample DNA extraction kit of claim 1, wherein: the number of the placing cavities is 1-10.