CN217838905U

CN217838905U - Reaction disc taking and placing structure of nucleic acid extraction and purification instrument

Info

Publication number: CN217838905U
Application number: CN202222113812.XU
Authority: CN
Inventors: 刘昌艾; 葛伟强; 汤威
Original assignee: Qingdao Pony Medical Laboratory Co ltd
Current assignee: Qingdao Pony Medical Laboratory Co ltd
Priority date: 2022-08-12
Filing date: 2022-08-12
Publication date: 2022-11-18
Anticipated expiration: 2032-08-12

Abstract

The utility model relates to a purification appearance reaction disc technical field discloses a structure is got to nucleic acid extraction purification appearance reaction disc and puts, including the purification appearance body, this internal reaction disc that is equipped with of purification appearance, the reaction disc both sides are equipped with pull positioning mechanism, pull positioning mechanism includes the layer board, the layer board cross-section is the setting of type of falling concave, just the layer board top surface is equipped with concave frame, concave frame is the downward setting of opening, it is equipped with the movable hole to link up on the concave frame, the through-hole has correspondingly been seted up on Fang Tuoban under the movable hole, wear to be equipped with the bolt in movable hole and the through-hole all, the bolt bottom is equipped with the locating piece, when the reaction disc is put into along the layer board, arranges the layer board in with the reaction disc to push, the reaction disc can extrude a hypotenuse, makes it drive locating piece and bolt upward movement to extrude the spring, insert the constant head tank completely until the locating piece in, can accomplish the location of reaction disc fixed, promote the stability of reaction disc assembly.

Description

Reaction disc taking and placing structure of nucleic acid extraction and purification instrument

Technical Field

The utility model relates to a purification appearance reaction disc technical field specifically is a structure is got to nucleic acid extraction purification appearance reaction disc.

Background

The nucleic acid extraction and purification instrument is a high-tech product for extracting nucleic acid by using a general magnetic bead method, and has the advantages of high automation degree, high extraction speed, stable result and simple and convenient operation.

At present, in the use to the purification appearance, especially relate to getting of reaction disc in the purification appearance and put, the current adopts pull formula assembly usually, and single pull formula assembly is not convenient for fix a position the reaction disc for stability is not high, greatly reduced the in-service use effect.

Therefore, in view of the above technical problems, it is necessary for those skilled in the art to develop a tray placing and placing structure of a nucleic acid extracting and purifying apparatus.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a structure is got to nucleic acid extraction purification appearance reaction dish to solve the problem of proposing in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a nucleic acid draws purification appearance reaction disc to get and puts structural technical scheme, includes the purification appearance body, this internal reaction disc that is equipped with of purification appearance, the reaction disc both sides are equipped with pull positioning mechanism, pull positioning mechanism includes the layer board, the layer board cross-section is the setting of falling concave type, just the layer board top surface is equipped with concave frame, concave frame is the opening and sets up downwards, it is equipped with the activity hole to link up on the concave frame, fang Tuoban is last the corresponding through-hole of having seted up under the activity hole, wear to be equipped with the bolt in activity hole and the through-hole all, the bolt bottom is equipped with the locating piece, is located bolt overcoat between locating piece and the layer board inner roof is equipped with the spring, the a hypotenuse has been seted up to locating piece front corner, the locating notch has been seted up to reaction disc edge, locating piece and locating notch looks adaptation.

Preferably, the bolt is in sliding fit with the movable hole and the through hole, a bevel edge b is arranged on the positioning block on the opposite side of the bevel edge a, and the angle between the bevel edge a and the horizontal plane is smaller than the angle between the bevel edge b and the horizontal plane.

Preferably, the front of the purifier body is provided with a material taking and placing door, a control screen is arranged above the material taking and placing door, and a power plug is arranged on the side surface of the purifier body.

Preferably, the drawing and positioning mechanisms positioned on two sides of the reaction disc are arranged oppositely, the two supporting plates are connected with the purifier body, the transverse length of the bottom edge of each supporting plate is greater than that of the top edge, a rubber strip is arranged on the bottom edge of each supporting plate, and the rubber strips are abutted to the reaction disc.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) The utility model relates to a structure is got to nucleic acid extraction purification appearance reaction dish, the pull positioning mechanism of setting when the reaction dish is put into along the layer board, arranges the reaction dish in the layer board to push, the a hypotenuse can be extruded to the reaction dish, makes it drive locating piece and bolt upward movement, and extrudees the spring, inserts the constant head tank mouth completely until the locating piece, and the location that can accomplish the reaction dish is fixed, promotes the stability of reaction dish assembly.

(2) The utility model relates to a structure is got to nucleic acid extraction purification appearance reaction disc, the b hypotenuse of setting, when taking out, only need outwards stimulate the reaction disc hard, extrude b hypotenuse, make it drive locating piece and bolt upward movement to the extrusion spring takes out until the reaction disc, the operation of getting of the reaction disc of being convenient for is expected, promotes the in-service use effect.

Drawings

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

fig. 2 is a schematic structural view of the drawing and positioning mechanism in fig. 1.

In the reference symbols: 1. a purifying instrument body; 11. a control screen; 12. a material taking and placing door; 13. a plug; 2. a reaction disc; 21. positioning the notch; 31. a support plate; 32. a rubber strip; 33. a concave frame; 331. a movable hole; 34. a bolt; 35. a spring; 36. positioning a block; 361. a, a bevel edge; 362. b the bevel edge.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.

Examples

Referring to fig. 1 and fig. 2, the utility model provides a technical solution of a reaction tray pick-and-place structure of a nucleic acid extraction and purification instrument: including purification appearance body 1, be equipped with reaction disc 2 in the

purification appearance body

1, 2 both sides of reaction disc are equipped with pull positioning mechanism, the pull positioning mechanism who is located 2 both sides of reaction disc is relative form setting, pull positioning mechanism includes layer board 31, layer board 31 cross-section is the setting of type of falling the concavity, two layer boards 31 all are connected with purification appearance body 1, layer board 31 base transverse length is greater than topside transverse length, and be equipped with rubber strip 32 on the layer board 31 base, rubber strip 32 offsets with reaction disc 2, and layer board 31 top surface is equipped with concave frame 33, concave frame 33 is the opening and sets up downwards, it is equipped with movable hole 331 to link up on the concave frame 33, the through-hole has correspondingly been seted up on movable hole 331 below layer board 31, bolt 34 has all worn to be equipped with in movable hole 331 and the through-hole, bolt 34 bottom is equipped with locating piece 36, the bolt 34 overcoat that is located between locating piece 36 and the layer board 31 inner ceiling is equipped with spring 35, locating piece 36 front hypotenuse a 361 has been seted up, reaction disc 2 edges has seted up locating slot 21, locating piece 36 and locating slot 21 looks adaptation.

In this embodiment, when the reaction tray 2 is placed in the supporting plate 31 and pushed in, the reaction tray 2 may press the inclined edge 361, so that the inclined edge 361 drives the positioning block 36 and the latch 34 to move upward, and presses the spring 35 until the positioning block 36 is completely inserted into the positioning notch 21, thereby completing the positioning and fixing of the reaction tray 2.

Referring to fig. 1 and 2, further, the pin 34 is slidably engaged with the movable hole 331 and the through hole, a positioning block 36 on a side opposite to the a-oblique side 361 is provided with a b-oblique side 362, and an angle between the a-oblique side 361 and a horizontal plane is smaller than an angle between the b-oblique side 362 and the horizontal plane.

In this embodiment, when the reaction tray 2 is taken out, the bevel edge 362 is pressed by pulling the reaction tray outwards to drive the positioning block 36 and the latch 34 to move upwards, and the spring 35 is pressed until the reaction tray 2 is taken out.

Referring to fig. 1 and 2, further, a material taking and placing door 12 is disposed on the front surface of the purifier body 1, a control screen 11 is disposed above the material taking and placing door 12, and a power plug 13 is disposed on the side surface of the purifier body 1.

In the present embodiment, the reaction tray 2 can be accessed by opening the access door 12.

Specifically, the utility model discloses a theory of operation and use flow: when the reaction disc 2 is placed in the supporting plate 31 and pushed in, the reaction disc 2 can extrude the inclined edge 361 a to drive the positioning block 36 and the bolt 34 to move upwards and extrude the spring 35 until the positioning block 36 is completely inserted into the positioning notch 21, and then the positioning and fixing of the reaction disc 2 can be completed;

when the reaction disk 2 is taken out, the reaction disk 2 is pulled outwards by force to extrude the bevel edge 362 b, so that the positioning block 36 and the bolt 34 are driven by the bevel edge 362 b to move upwards, and the spring 35 is extruded until the reaction disk 2 is taken out until the whole working sequence is completed.

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.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in 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.

In the present invention, unless otherwise explicitly specified or limited, the terms "mounted", "disposed", "connected", "fixed", "screwed" and the like are to be understood broadly, and may be, for example, a fixed connection, a detachable connection, or an integral body; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various 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

1. The utility model provides a structure is put to nucleic acid extraction purification appearance reaction dish, a serial communication port, including purification appearance body (1), be equipped with in purification appearance body (1) and react dish (2), reaction dish (2) both sides are equipped with pull positioning mechanism, pull positioning mechanism includes layer board (31), layer board (31) cross-section is down concave type setting, just layer board (31) top surface is equipped with concave frame (33), concave frame (33) are opening and set up downwards, it is equipped with movable hole (331) to link up on concave frame (33), the through-hole has correspondingly been seted up on movable hole (331) below layer board (31), wear to be equipped with bolt (34) in activity hole (331) and the through-hole all, bolt (34) bottom is equipped with locating piece (36), is located bolt (34) overcoat between locating piece (36) and layer board (31) the roof is equipped with spring (35), a hypotenuse (361) have been seted up to locating piece (36) front corner, location notch (21) have been seted up to reaction dish (2) edge, locating piece (36) and location notch (21) looks adaptation.

2. The reaction tray taking and placing structure of the nucleic acid extracting and purifying instrument as claimed in claim 1, wherein: bolt (34) and activity hole (331) and through-hole sliding fit, be equipped with b hypotenuse (362) on the relative one side locating piece (36) of a hypotenuse (361), the angle is less than between b hypotenuse (362) and the horizontal plane between a hypotenuse (361) and the horizontal plane.

3. The taking and placing structure of the reaction disc of the nucleic acid extracting and purifying instrument as claimed in claim 1, wherein: the purifier body (1) openly is equipped with gets and puts bin gate (12), get and put bin gate (12) top and be equipped with control screen (11), purifier body (1) side is equipped with power plug (13).

4. The reaction tray taking and placing structure of the nucleic acid extracting and purifying instrument as claimed in claim 1, wherein: the drawing positioning mechanisms positioned on two sides of the reaction disc (2) are oppositely arranged, the two supporting plates (31) are connected with the purifier body (1), the transverse length of the bottom edge of each supporting plate (31) is greater than that of the top edge, rubber strips (32) are arranged on the bottom edge of each supporting plate (31), and the rubber strips (32) are abutted to the reaction disc (2).