CN214142290U

CN214142290U - Card deep hole board reed for nucleic acid extraction

Info

Publication number: CN214142290U
Application number: CN202022625975.7U
Authority: CN
Inventors: 孙凤娟; 肖理慧; 王庆专
Original assignee: Shanghai Lingjun Biotechnology Co ltd
Current assignee: Shanghai Lingjun Biotechnology Co ltd
Priority date: 2020-11-13
Filing date: 2020-11-13
Publication date: 2021-09-07
Anticipated expiration: 2030-11-13

Abstract

The utility model discloses a nucleic acid draws with card deep hole board reed, including extraction appearance and reed body, the top left side swing joint of extraction appearance has the deep hole board, the inside fluting that has seted up in the bottom of deep hole board, the left side top swing joint of extraction appearance has the reed, one side of reed body is equipped with first peak. The utility model provides a reed design is different from the unimodal reed, and the reed adopts multimodal design, fixes on extracting the appearance, presses down the reed light for firm in connection is stable between extraction appearance and the deep hole board, is favorable to the stability of deep hole board, makes its and sealing strip closely laminate, and the reed design is simple, the preparation of being convenient for, first peak height is higher than the second peak, the taking out of the deep hole board of being convenient for, the reed body is made by elastic metal material, elastic modulus and tensile strength are superior to other materials, and stability and tensile strength are high.

Description

Card deep hole board reed for nucleic acid extraction

Technical Field

The utility model relates to a nucleic acid draws the field, concretely relates to nucleic acid draws uses card deep hole board reed.

Background

The nucleic acid extractor is an instrument for automatically completing the extraction of sample nucleic acid by using a matched nucleic acid extraction reagent, and is widely applied to various fields of disease control centers, clinical disease diagnosis, blood transfusion safety, forensic identification, environmental microorganism detection, food safety detection, animal husbandry, molecular biology research and the like.

When the existing nucleic acid extractor works, the connection between the deep hole plate and the extractor is very insecure and stable, and if the deep hole plate is in a loose state and is not so tight with a heating strip, the cracking is not good or the elution is not thorough, so that the accuracy of nucleic acid detection is influenced.

Therefore, it is necessary to provide a deep well plate spring for nucleic acid isolation to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a nucleic acid draws uses card deep hole board reed, through a reed design, is different from the unimodal reed, and the reed adopts multimodal design, fixes on extracting the appearance, presses down the reed and light for firm in connection is stable between extracting appearance and the deep hole board, is favorable to the stability of deep hole board, makes it closely laminate with the heating strip, with the above-mentioned weak point in the solution technique.

In order to achieve the above object, the present invention provides the following technical solutions: the utility model provides a nucleic acid draws with card deep hole board reed, includes and draws appearance and reed body, the top left side swing joint of drawing the appearance has the deep hole board, the left side swing joint of deep hole board has the heating strip, the left side top swing joint of drawing the appearance has the reed body, one side of reed body is equipped with first peak, the opposite side of reed body is equipped with the second peak, the reed body is made by elastic metal material, first peak height is higher than the second peak.

Preferably, the top of the extraction instrument is internally provided with a movable groove, two guide holes are formed in two sides of the movable groove, and the two guide holes are symmetrically distributed about the central axis of the movable groove.

Preferably, the movable block is arranged in the movable groove, the movable groove is connected with the movable block in a sliding mode, and the fixed hole is formed in the movable block.

Preferably, the front end and the rear end of the extraction instrument are both provided with positioning holes, and positioning blocks are inserted into the positioning holes.

Preferably, the positioning block is matched with the fixing hole, and the diameter of the fixing hole is the same as that of the guide hole.

Preferably, the number of the positioning holes is four, the four positioning holes are uniformly distributed on the surface of the front end of the extraction instrument, and the positioning block penetrates through the inside of the extraction instrument through the positioning holes.

In the technical scheme, the utility model provides a technological effect and advantage:

1. through the arrangement of the reed body, the first peak and the second peak, the reed design is different from a single-peak reed, the reed body is designed in a multi-peak mode and is fixed on an extractor, the reed body is easily pressed, so that the extractor and a deep hole plate are firmly and stably connected, the stability of the deep hole plate is facilitated, the deep hole plate is tightly attached to a heating strip, the reed is simple in design and convenient to manufacture, the first peak is higher than the second peak, the deep hole plate is conveniently taken out, the reed body is made of elastic metal materials, the elastic modulus and the tensile strength are superior to those of other materials, and the stability and the tensile strength are high;

2. through the movable block, the movable groove, the fixed orifices, the guiding hole, the setting of locating piece and locating hole, reed body rear end welding has the movable block, utilize the movable block to slide in the movable groove, be convenient for accomplish the case dress of reed body on extracting the appearance, when the movable block slides to the certain degree of depth in the movable groove, the fixed orifices, the diameter of guiding hole and locating piece is the same, utilize each downthehole penetrating through in the extraction appearance of locating piece grafting, play spacing fixed action to the reed body, guarantee that the long-time work of reed body does not appear rocking or the skew on the position, guarantee the firm connection of deep hole board, the stability of the device is improved, also make things convenient for the installation of reed body to dismantle maintenance and change simultaneously.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a front view of the present invention;

fig. 3 is an enlarged schematic structural view of a point a in fig. 1 according to the present invention;

FIG. 4 is a schematic view of the internal structure of the chute of the present invention;

fig. 5 is a schematic view of the reed body structure of the present invention.

Description of reference numerals:

1. an extraction instrument; 2. a deep hole plate; 3. heating the strip; 4. a reed body; 5. a first peak; 6. a second peak; 7. a movable groove; 8. a guide hole; 9. a movable block; 10. a fixing hole; 11. positioning holes; 12. and (5) positioning the blocks.

Detailed Description

In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.

The utility model provides a nucleic acid draws uses card deep hole board reed as shown in fig. 1-5, including extractor 1 and reed body 4, the top left side swing joint of extractor 1 has deep hole board 2, the left side swing joint of deep hole board 2 has heating strip 3, the left side top swing joint of extractor 1 has reed body 4, one side of reed body 4 is equipped with first peak 5, the opposite side of reed body 4 is equipped with second peak 6, reed body 4 is made by elastic metal material, first peak 5 highly is higher than second peak 6.

Further, in the above technical scheme, movable groove 7 has been seted up to the inside top of extraction instrument 1, guiding hole 8 has all been seted up to the both sides of movable groove 7, the quantity of guiding hole 8 is two, two guiding hole 8 is about the axis symmetric distribution of movable groove 7, and guiding hole 8 plays the guide effect to locating piece 12 runs through in the inside of extraction instrument 1, prevents that it from producing the skew, influences the fixed mounting of reed body 4.

Further, in the above technical solution, a movable block 9 is disposed inside the movable groove 7, the movable groove 7 and the movable block 9 are connected in a sliding manner, and a fixing hole 10 is formed inside the movable block 9.

As shown in fig. 1-4: the front end and the rear end of the extraction instrument 1 are both provided with positioning holes 11, positioning blocks 12 are inserted into the positioning holes 11, the diameters of the fixing holes 10 and the guide holes 8 are equal to those of the positioning blocks 12, and the positioning blocks 12 are inserted into the holes to penetrate through the extraction instrument 1, so that the reed body 4 is limited and fixed.

Further, in the above technical solution, the positioning block 12 is matched with the fixing hole 10, and the diameter of the fixing hole 10 is the same as the diameter of the guide hole 8.

Further, in the above technical solution, the number of the positioning holes 11 is four, the four positioning holes 11 are uniformly distributed on the front end surface of the extraction instrument 1, and the positioning block 12 penetrates through the inside of the extraction instrument 1 through the positioning holes 11.

This practical theory of operation:

referring to the attached drawings 1-5 of the specification, a reed body 4 is fixed on an extractor 1, the reed body 4 is pressed, and the deep hole plate 2 is extruded by utilizing the multimodal design and elastic potential energy of the reed body 4, so that the extractor 1 and the deep hole plate 2 are firmly and stably connected, and are tightly attached to a heating strip 3;

referring to the attached drawings 1-4 of the specification, when the reed body 4 is used, a movable block 9 is welded at the rear end of the reed body 4, the movable block 9 slides in a movable groove 7 to complete the case installation of the reed body 4 on the extraction instrument 1, when the movable block 9 slides to a certain depth in the movable groove 7, the fixed hole 10 and the guide hole 8 are the same as the diameter of a positioning block 12, the positioning block 12 is inserted into each hole to penetrate through the extraction instrument 1, the limiting and fixing effect is achieved on the reed body 4, the reed body 4 is used up, the positioning block 12 is pulled out after the deep hole plate 2 is taken out, the reed body 4 is taken out in the reverse order of the above operations, and the reed body 4 is cleaned, maintained and replaced.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims

1. The utility model provides a nucleic acid extraction is with card deep hole board reed, includes extractor (1) and reed body (4), its characterized in that: draw top left side swing joint of appearance (1) has deep hole board (2), the left side swing joint of deep hole board (2) has heating strip (3), the left side top swing joint of drawing appearance (1) has reed body (4), one side of reed body (4) is equipped with first peak (5), the opposite side of reed body (4) is equipped with second peak (6), reed body (4) are made by elastic metal material, first peak (5) highly are higher than second peak (6).

2. The nucleic acid extraction card deep well plate reed according to claim 1, wherein: draw inside movable groove (7) of having seted up in the top of appearance (1), guiding hole (8) have all been seted up to the both sides in movable groove (7), the quantity of guiding hole (8) is two, two guiding hole (8) are about the axis symmetric distribution in movable groove (7).

3. The nucleic acid extraction card deep well plate reed according to claim 2, wherein: the movable groove is characterized in that a movable block (9) is arranged inside the movable groove (7), the movable groove (7) is connected with the movable block (9) in a sliding mode, and a fixing hole (10) is formed in the movable block (9).

4. The nucleic acid extraction card deep well plate reed according to claim 1, wherein: the front end and the rear end of the extraction instrument (1) are both provided with positioning holes (11), and positioning blocks (12) are inserted into the positioning holes (11).

5. The nucleic acid extraction card deep well plate reed according to claim 4, wherein: the positioning block (12) is matched with the fixing hole (10), and the diameter of the fixing hole (10) is the same as that of the guide hole (8).

6. The nucleic acid extraction card deep well plate reed according to claim 4, wherein: the number of the positioning holes (11) is four, the four positioning holes (11) are uniformly distributed on the surface of the front end of the extraction instrument (1), and the positioning blocks (12) penetrate through the positioning holes (11) in the extraction instrument (1).