CN211170668U - Nucleic acid extraction kit of adjustable volume - Google Patents

Abstract

The utility model provides a nucleic acid extraction kit of adjustable volume belongs to biological experiment equipment technical field for solve current nucleic acid extraction kit and can not adjust the volume, carry inconvenient technical problem. The multifunctional box comprises a box body, wherein a lock is fixed at the front end of the box body, a box cover is hinged at the rear end of the box body, a sponge pad is fixed in the box cover, a drawer and a lower frame body are arranged in the box body in a sliding manner, a connecting rod is arranged between the drawer and the lower frame body, a lower tube body is arranged in the lower frame body, an upper plate body is fixed on the lower frame body, a turntable is arranged in the upper plate body, upper tube bodies are fixed in the turntable, a box cover handle is fixed on the box cover, and a hidden handle is fixed at; the utility model discloses threaded shell inner wall and lower body tip screw-thread fit make lower body along longitudinal movement through rotating the upper tube body to realize the volume control, after closing the lid, the location boss can be fixed to the upper wall body, and the sponge pad plays the shock attenuation cushioning effect, and lower support body is hollow structure, can alleviate the quality, portable.

Description

Nucleic acid extraction kit of adjustable volume

Technical Field

The utility model belongs to the technical field of biological assay equipment, a nucleic acid draws reagent box-packed putting, especially a nucleic acid of adjustable volume draws kit is related to.

Background

The existing nucleic acid extraction kit has the use volume which can not be adjusted in time according to the size of a sample and the amount of added test solution, the kit with different specifications is required to be prepared in a laboratory to adapt to different experiments, the carrying is inconvenient, the inventory and statistics are inconvenient, and the experiment failure is easily caused if the wrong specification is selected during the experiment.

Through retrieval, for example, chinese patent literature discloses an infection-preventing nucleic acid extraction kit [ application No.: CN 201821505933.6; publication No.: CN208883910U ]. This kind of prevent nucleic acid extraction kit of infection includes the base, and base upper end fixed mounting has a fixing base, and the fixing base upper end is seted up flutedly, is equipped with box at the bottom of the reagent in the recess, and a plurality of reagent pipe grooves have been seted up to box upper end at the bottom of the reagent, and the reagent pipe has all been inserted in the reagent pipe groove, and this utility model though can avoid the manual contact too much to cause the pollution, nevertheless can not adjust the volume when using, and carry inconveniently.

SUMMERY OF THE UTILITY MODEL

The utility model aims at having above-mentioned problem to current technique, having proposed a nucleic acid extraction kit of adjustable volume, the technical problem that the device will solve is: how to realize the convenient use volume of adjusting kit in the experimentation, and portable.

The purpose of the utility model can be realized by the following technical proposal:

The utility model provides a nucleic acid extraction kit of adjustable volume, comprises a box bod, the front end of box body is fixed with the lock, and the rear end of box body articulates there is the lid, and the lid internal fixation has the foam-rubber cushion, and it is provided with drawer and lower carriage to slide in the box body, is provided with the connecting rod between drawer and the lower carriage, and the lower carriage internal sliding is provided with the lower tubular body of a plurality of equipartitions, is fixed with the upper plate body on the lower carriage, and the internal rotation of hanging wall is provided with the carousel of a plurality of equipartitions, all is fixed with the upper tube body in the carousel, is fixed with the lid handle on.

The utility model discloses a theory of operation is: when closing the lid, can fix the lid through the lock, thereby prevent that box body internals from removing, the foam-rubber cushion is contradicted at last body tip, play the shock attenuation cushioning effect, open the lid back, through dark handle pulling drawer, lower support body is under the support of connecting rod, upwards lifting, after the pulling extreme position, the connecting rod is contradicted at the box body lateral wall, lower support body keeps balance and makes the drawer fixed under the action of gravity, rotate the upper tube body, enable lower support body and slide in lower support body, thereby realize volume control, the required test solution of experiment can be accomodate to the drawer.

The lower support body is of a hollow structure, a lower pipe groove with a plurality of uniform distribution is formed in the lower support body, the lower pipe body is located in the lower pipe groove, sliding tables are arranged on two sides of the lower support body, a pipe groove guide inclination angle is arranged at the upper end of the lower pipe groove, sliding ways are arranged on two sides of the lower pipe groove, the sliding tables are arranged in the sliding ways in a sliding mode, screw hole tables with a plurality of uniform distribution are arranged at the upper end of the lower support body, and second hinged shafts are arranged on inner walls of two.

By adopting the structure, the hollow structure can reduce the weight, and the slide way plays a role in guiding the sliding table, so that the lower pipe body can only move along the longitudinal direction, and the pipe groove guide inclination angle is formed to facilitate the placement of the lower pipe body.

The upper tray body is provided with a plurality of through uniformly distributed stepped holes and countersunk holes, the stepped holes and the countersunk holes correspond to the lower pipe groove and the screw hole platform respectively, the rotary table is positioned in the stepped holes, the inner wall of the rotary table is provided with symmetrically arranged clamping grooves, and the upper ends of the clamping grooves are provided with clamping groove guide inclination angles.

By adopting the structure, the countersunk hole is connected with the screw hole platform through the bolt, so that the upper tray body is fixed, and the upper pipe body is convenient to place by arranging the clamping groove guiding inclination angle.

The upper tube body upper end is equipped with the taper angle, and the upper tube body is equipped with the screw shell outward, and the thread shell outer wall sets up the card platform that the symmetry set up, blocks the platform block in the draw-in groove, and the upper end of screw shell is the friction surface, and screw thread is all seted up to screw shell inner wall and lower tube body tip, screw shell inner wall and lower tube body screw-thread fit.

Structure more than adopting, it is convenient for empty the test solution or add the reagent to set up the awl mouth inclination, and is convenient for put steady sampling tube, and the saddle block is in the draw-in groove, enables the upper tube body along with the carousel at the upper disc body internal rotation, is convenient for rotate the upper tube body through the friction surface, and threaded connection leakproofness is good, and can realize down that the body slides in the tube seat down when the upper tube body rotates to change the volume.

The spout has been seted up to the box body front end, has seted up spacing inclination on the spout, and the drawer is located the spout, and all is equipped with first articulated shaft on the inner wall of drawer both sides, and the both ends of connecting rod articulate respectively on the first articulated shaft and the second articulated shaft of homonymy, and lid inner wall both sides all are equipped with the location boss of a plurality of equipartitions.

By adopting the structure, the limiting inclination angle is formed, so that the drawer can limit the connecting rod when being completely pulled out, the lower frame body is propped against, and the positioning boss can be tightly attached to the upper end face of the upper plate body and fixed when the box cover is closed.

Compared with the prior art, the nucleic acid extraction kit with the adjustable volume has the following advantages:

1. The inner wall of the threaded shell is in threaded fit with the end part of the lower pipe body, the lower pipe body moves longitudinally by rotating the upper pipe body, so that volume adjustment is realized, after the box cover is closed, the positioning boss can fix the upper pipe body, the sponge pad plays a role in damping and buffering, and the lower frame body is of a hollow structure, so that the weight can be reduced, and the carrying is convenient;

2. The upper end of the lower pipe groove is provided with a pipe groove guide inclination angle, the upper end of the clamp groove is provided with a clamp groove guide inclination angle, so that the upper pipe body and the lower pipe body can be conveniently taken and placed to play a guiding role, the use is convenient, the upper end of the upper pipe body is provided with a taper angle, the pouring of test solution or the addition of reagent is convenient, and the stable placing of a sampling pipe is convenient;

3. This device is accomodate and is washd the convenience, convenient to use, and upper tube body and lower tube body can be taken down the cooperation alone and use, and the suitability is strong.

Drawings

FIG. 1 is a schematic view of the axial measurement structure when the present invention is closed;

FIG. 2 is a schematic view of the present invention in a partially cut-away front view;

FIG. 3 is a schematic view of the axial structure of the present invention when opened;

FIG. 4 is a side cross-sectional structural view of the present invention when open;

In the figure: 1-box body, 1 a-chute, 1 b-limit inclination angle, 2-box cover, 2 a-positioning boss, 3-drawer, 3 a-first articulated shaft, 4-lower frame body, 4 a-lower pipe groove, 4 b-pipe groove guide inclination angle, 4 c-slideway, 4 d-screw hole table, 4 e-second articulated shaft, 5-connecting rod and 6-lower pipe body, 6 a-sliding table, 7-upper tray body, 7 a-stepped hole, 7 b-counter bore, 8-rotary table, 8 a-clamping groove, 8 b-clamping groove guiding inclination angle, 9-upper tube body, 9 a-cone mouth inclination angle, 9 b-threaded shell, 9 c-clamping table, 10-spongy cushion, 11-lock, 12-box cover handle and 13-hidden handle.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Referring to FIGS. 1-4, the present embodiment provides a volume-adjustable nucleic acid extraction kit, which includes a case 1, a lock 11 fixed to the front end of the case 1, in the embodiment, the fixing mode adopts bolt connection, the box cover 2 is hinged at the rear end of the box body 1, the sponge cushion 10 is fixed in the box cover 2, the drawer 3 and the lower frame body 4 are arranged in the box body 1 in a sliding manner, the connecting rod 5 is arranged between the drawer 3 and the lower frame body 4, the lower frame body 4 is provided with a plurality of lower tube bodies 6 which are uniformly distributed in a sliding manner, the upper frame body 7 is fixed on the lower frame body 4, the upper frame body 7 is rotatably provided with a plurality of uniformly distributed turntables 8, the upper tube bodies 9 are fixed in the turntables 8, the box cover handle 12 is fixed on the box cover 2, in the embodiment, the fixing manner is bolt connection, and the front end of the drawer 3 is fixed with a hidden handle 13; when having closed lid 2, can be through 11 fixed lid 2 of locks, thereby prevent that 1 internals of box body from removing, foam-rubber cushion 10 is contradicted at last body 9 tip, play the shock attenuation cushioning effect, open lid 2 back, through hidden handle 13 pulling drawer 3, lower body 4 is under the support of connecting rod 5, upwards lifting, after the pulling extreme position, connecting rod 5 is contradicted at 1 lateral wall of box body, lower body 4 keeps balanced and makes drawer 3 fixed under the action of gravity, rotate upper body 9, it slides in lower body 4 to enable lower body 6, thereby realize volume control, the required test solution of experiment is accomodate to 3 internal energy of drawer.

The lower frame body 4 is of a hollow structure, a plurality of uniformly distributed lower pipe grooves 4a are formed in the lower frame body 4, the lower pipe body 6 is positioned in the lower pipe grooves 4a, sliding tables 6a are arranged on two sides of the lower pipe body 6, pipe groove guide inclination angles 4b are arranged at the upper ends of the lower pipe grooves 4a, sliding ways 4c are arranged on two sides of the lower pipe grooves 4a, the sliding tables 6a are arranged in the sliding ways 4c in a sliding mode, a plurality of uniformly distributed screw hole tables 4d are arranged at the upper ends of the lower frame body 4, and second hinge shafts 4e are arranged on the inner walls of two sides of the lower frame body; the hollow structure can reduce the weight, and the slide 4c plays a guiding role for the sliding table 6a, so that the lower pipe body 6 can only move along the longitudinal direction, and the pipe groove guiding inclination angle 4b is formed to facilitate the placement of the lower pipe body 6.

The upper tray body 7 is provided with a plurality of through uniformly distributed stepped holes 7a and countersunk holes 7b, the stepped holes 7a and the countersunk holes 7b respectively correspond to the lower pipe groove 4a and the screw hole table 4d, the rotary table 8 is positioned in the stepped holes 7a, the inner wall of the rotary table 8 is provided with symmetrically arranged clamping grooves 8a, and the upper ends of the clamping grooves 8a are provided with clamping groove guide inclination angles 8 b; the countersunk hole 7b is internally connected with the screw hole table 4d through a bolt, so that the upper tray body 7 is fixed, and the upper tube body 9 is convenient to place by arranging the clamping groove guide inclination angle 8 b.

The upper end of the upper pipe body 9 is provided with a taper angle 9a, a threaded shell 9b is arranged outside the upper pipe body 9, the outer wall of the threaded shell 9b is provided with symmetrically arranged clamping tables 9c, the clamping tables 9c are clamped in the clamping grooves 8a, the upper end of the threaded shell 9b is a friction surface, the inner wall of the threaded shell 9b and the end part of the lower pipe body 6 are both provided with threads, and the inner wall of the threaded shell 9b is in threaded fit with the lower pipe body 6; set up the taper mouth inclination 9a and be convenient for empty the test solution or add the reagent, and be convenient for put steady sampling tube, the block table 9c block is in draw-in groove 8a, enables to go up body 9 along with carousel 8 internal rotation at last disk body 7, is convenient for rotate body 9 through the friction surface, and threaded connection leakproofness is good, and can realize down body 6 and slide in tub groove 4a down when last body 9 rotates to change the volume.

The front end of the box body 1 is provided with a chute 1a, the chute 1a is provided with a limiting inclination angle 1b, the drawer 3 is positioned in the chute 1a, the inner walls of two sides of the drawer 3 are respectively provided with a first articulated shaft 3a, two ends of a connecting rod 5 are respectively articulated on the first articulated shaft 3a and a second articulated shaft 4e which are on the same side, and two sides of the inner wall of the box cover 2 are respectively provided with a plurality of uniformly distributed positioning bosses 2 a; the limiting inclination angle 1b is arranged to limit the connecting rod 5 when the drawer 3 is completely pulled out, so that the lower frame body 4 is pushed up, and the positioning boss 2a can be tightly attached to and fixed on the upper end surface of the upper frame body 7 when the box cover 2 is closed.

The utility model discloses a theory of operation:

When the device is used, the box cover 2 is opened, the drawer 3 is pulled through the hidden handle 13, the lower frame body 4 is supported by the connecting rod 5 and is lifted upwards, after the lower frame body is pulled to the limit position, the connecting rod 5 is abutted against the limiting inclination angle 1b, and the lower frame body 4 keeps balance under the action of gravity and enables the drawer 3 to be fixed; taper mouth inclination 9a is convenient for empty the test solution or add the reagent, and be convenient for put steady sampling tube, when needing to adjust the volume, rotate upper tube body 9 through the friction surface, make lower tube body 6 slide in lower tube seat 4a, thereby change the volume, and the threaded connection leakproofness is good, slide 4c plays the guide effect to slip table 6a, thereby make lower tube body 6 can only follow longitudinal movement, set up draw-in groove direction inclination 8b and be convenient for place upper tube body 9, set up tube seat direction inclination 4b and be convenient for put lower tube body 6, upper tube body 9 and lower tube body 6 still can take down the cooperation alone and use.

After using the completion, inwards draw in drawer 3 in, close lid 2, through locking 11 fixed lid 2, the up end of disk body 7 is tightly pasted to location boss 2a and is made it fixed to prevent that 1 internals of box body from removing, foam-rubber cushion 10 contradicts at 9 tip of last body, plays the shock attenuation cushioning effect, and the required test solution of experiment is accomodate to drawer 3 internal energy.

In conclusion, the inner wall of the threaded shell 9b is in threaded fit with the end part of the lower pipe body 6, the lower pipe body 6 is moved longitudinally by rotating the upper pipe body 9, so that the volume is adjusted, after the box cover 2 is closed, the positioning boss 2a can fix the upper pipe body 7, the spongy cushion 10 plays a role in damping and buffering, and the lower frame body 4 is of a hollow structure, so that the weight can be reduced, and the carrying is convenient; the upper end of the lower tube groove 4a is provided with a tube groove guide inclination angle 4b, the upper ends of the clamp grooves 8a are provided with clamp groove guide inclination angles 8b, so that the upper tube body 9 and the lower tube body 6 can be conveniently taken and placed to play a role in guiding, the use is convenient, the upper end of the upper tube body 9 is provided with a cone mouth inclination angle 9a, so that the pouring of a test solution or the addition of a reagent is convenient, and a sampling tube can be conveniently and stably placed; this device is accomodate and is washd the convenience, convenient to use, and the cooperation of taking down alone of upper tube body 9 and lower tube body 6 is used, and the suitability is strong.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims (5)

1. The utility model provides a nucleic acid extraction kit of adjustable volume, includes box body (1), a serial communication port, the front end of box body (1) is fixed with lock (11), the rear end of box body (1) articulates there is lid (2), lid (2) internal fixation has foam-rubber cushion (10), it is provided with drawer (3) and lower support body (4) to slide in box body (1), be provided with connecting rod (5) between drawer (3) and lower support body (4), lower support body (4) slide and be provided with lower tubular body (6) of a plurality of equipartitions, be fixed with upper plate body (7) on lower support body (4), upper plate body (7) internal rotation is provided with carousel (8) of a plurality of equipartitions, all be fixed with body (9) in carousel (8), be fixed with lid handle (12) on lid (2), the front end of drawer (3) is fixed with hidden handle (13).

2. The nucleic acid extraction kit with the adjustable volume according to claim 1, wherein the lower frame body (4) is a hollow structure, a plurality of uniformly distributed lower pipe grooves (4 a) are formed in the lower frame body (4), the lower pipe body (6) is located in the lower pipe grooves (4 a), sliding tables (6 a) are arranged on two sides of the lower pipe body (6), pipe groove guiding inclination angles (4 b) are arranged at the upper ends of the lower pipe grooves (4 a), sliding ways (4 c) are arranged on two sides of the lower pipe grooves (4 a), the sliding tables (6 a) are slidably arranged in the sliding ways (4 c), a plurality of uniformly distributed screw hole tables (4 d) are arranged at the upper ends of the lower frame body (4), and second hinge shafts (4 e) are arranged on inner walls of two sides of the lower frame body (4).

3. The volume-adjustable nucleic acid extraction kit according to claim 2, wherein the upper tray body (7) is provided with a plurality of through uniformly distributed stepped holes (7 a) and countersunk holes (7 b), the stepped holes (7 a) and the countersunk holes (7 b) correspond to the lower pipe groove (4 a) and the screw hole platform (4 d), the rotary plate (8) is positioned in the stepped holes (7 a), the inner wall of the rotary plate (8) is provided with symmetrically arranged clamping grooves (8 a), and the upper ends of the clamping grooves (8 a) are provided with clamping groove guide inclination angles (8 b).

4. The volume-adjustable nucleic acid extraction kit according to claim 3, wherein the upper end of the upper tube body (9) is provided with a taper angle (9 a), the outer of the upper tube body (9) is provided with a threaded shell (9 b), the outer wall of the threaded shell (9 b) is provided with symmetrically arranged clamping tables (9 c), the clamping tables (9 c) are clamped in the clamping grooves (8 a), the upper end of the threaded shell (9 b) is a friction surface, the inner wall of the threaded shell (9 b) and the end of the lower tube body (6) are both provided with threads, and the inner wall of the threaded shell (9 b) and the lower tube body (6) are in threaded fit.

5. The volume-adjustable nucleic acid extraction kit according to any one of claims 2 to 4, wherein the front end of the box body (1) is provided with a chute (1 a), the chute (1 a) is provided with a limiting inclination angle (1 b), the drawer (3) is positioned in the chute (1 a), the inner walls of two sides of the drawer (3) are respectively provided with a first articulated shaft (3 a), two ends of the connecting rod (5) are respectively articulated on the first articulated shaft (3 a) and a second articulated shaft (4 e) at the same side, and two sides of the inner wall of the box cover (2) are respectively provided with a plurality of positioning bosses (2 a) which are uniformly distributed.

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