CN218962678U - Centrifuge tube - Google Patents

Abstract

The utility model discloses a centrifuge tube, which comprises a tube body and a tube cover; the top inner wall of the pipe body is provided with an internal thread, the pipe cover comprises a thread cover, the surface of the thread cover is provided with an external thread matched with the internal thread, and the outer side of the pipe cover is provided with an internal twelve-angle structure. According to the centrifuge tube provided by the utility model, the tube body and the tube cover are connected and assembled through the threads, so that the closing effect of a product is improved, and the phenomenon of cover explosion of the product in the assembled testing process and the use process is avoided; and be equipped with interior twelve-angle structure on the centrifuging tube lid, interior twelve-angle size keeps unanimous with national standard interior twelve-angle spanner, conveniently carries out the tube lid and dismantles, also conveniently standardizes and carries out unified assembly lid. Meanwhile, a sealing ring is added at the assembling position of the tube cover and the centrifuge tube, so that the sealing performance in the process of assembling the solution is effectively controlled.

Description

Centrifuge tube

Technical Field

The utility model relates to the field of biomedical and experimental research, in particular to a centrifuge tube.

Background

In recent years, biomedical detection industry is vigorous, compared with the phenomenon that the demand of the market for detecting consumable products is increased, the demand for the number of consumable products is increased, and meanwhile, the demand for quality standards in the use process of the products is also higher.

The micro centrifuge tube is also called an EP (Eppendorf) tube and a micro centrifuge tube, is matched with the micro centrifuge and is used for separating and centrifuging micro reagents. In 1963, the first microcentrifuge tube in the world was born by Eppendorf, germany, and a new tool is provided for the micromanipulation experiments of molecular biology. Microcentrifuge tubes have become one of the auxiliary tools necessary for laboratories.

The two major problems of the products in the market at present are that the products are assembled by adopting the buckle closure, poor tightness can occur in the process of preserving and testing the products after the products are assembled with the solution, and the products in the process of testing are exploded, so that customers need a product with good quality and more stable performance in the use process under the condition that the market demand gradually becomes larger.

Disclosure of Invention

The utility model aims to provide a centrifuge tube which can effectively avoid the phenomenon of poor testing caused by explosion of a product in the testing process and the preservation process and the phenomenon of solution loss caused by poor sealing performance of the product.

The utility model is realized in the following way:

a centrifuge tube comprising a tube body and a tube cover; the top inner wall of the pipe body is provided with an internal thread, the pipe cover comprises a thread cover, the surface of the thread cover is provided with an external thread matched with the internal thread, and the outer side of the pipe cover is provided with an internal twelve-angle structure.

Further, the outer wall of the top end of the pipe body is sleeved with a connecting ring, and the connecting ring connects the pipe body and the pipe cover through a soft folding structure.

Further, the soft folding structure, the connecting ring and the pipe cover are integrated.

Further, the diameter of the opening at the top end of the pipe body is larger than the diameter of the connecting ring.

Further, the pipe cover also comprises a cover body, and the outer wall of the cover body is provided with wavy anti-slip lines.

Further, a sealing ring is arranged at the bottom of the threaded cover.

Further, the sealing ring is fixedly connected with the threaded cover.

Further, the outer wall of the tube body is provided with a solution scale mark.

Further, the pipe body comprises a middle pipe part and a pipe bottom, the middle pipe part and the pipe bottom are of an integrated structure, and the pipe bottom is conical.

Further, the pipe body is arranged in a manner of adapting to the pipe diameter of the pipe cover.

The embodiment of the utility model has the beneficial effects that:

according to the centrifuge tube provided by the utility model, the tube body and the tube cover are connected and assembled through the threads, so that the closing effect of a product is improved, and the phenomenon of cover explosion of the product in the assembled testing process and the use process is avoided; and be equipped with interior twelve-angle structure on the centrifuging tube lid, interior twelve-angle size keeps unanimous with national standard interior twelve-angle spanner, conveniently carries out the tube lid and dismantles, also conveniently standardizes and carries out unified assembly lid. Meanwhile, a sealing ring is added at the assembling position of the tube cover and the centrifuge tube, so that the sealing performance in the process of assembling the solution is effectively controlled.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a front view of the present utility model in a closed state;

FIG. 2 is a left side view of the present utility model in a closed position;

FIG. 3 is a top view of the present utility model in a closed position;

fig. 4 is a cross-sectional view of the closed lid state of the present utility model;

fig. 5 is a front view of the uncapping state of the present utility model;

fig. 6 is a top view of the uncapping state of the present utility model;

fig. 7 is a sectional view of the opened cover state of the present utility model;

fig. 8 is a three-dimensional view of the uncapping state of the present utility model.

Reference numerals: 1-a tube cover; 11-screw cap; 12-a cover; 13-a sealing ring; 14-an inside twelve-corner structure; 2-a tube body; 21-a middle tube portion; 22-pipe bottom; a 3-soft fold structure; 4-connecting ring.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in use of the inventive product, are merely for convenience of describing the present utility model and simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

As shown in fig. 1: the utility model provides a centrifuge tube, which comprises a tube body 2 and a tube cover 1; the inner wall of the top end of the pipe body 2 is provided with an internal thread; the pipe cover 1 comprises a threaded cover 11, and the surface of the threaded cover 11 is provided with external threads matched with the internal threads.

In the utility model, the pipe body 2 is arranged in a manner of adapting to the pipe diameter of the pipe cover 1.

The body 2 of centrifuging tube adopts threaded connection to assemble with tube cap 1, increases the closed effect of product, and the product can not appear exploding the lid phenomenon in testing process and the use after the assembly, not only can not make the sample lose, also can avoid the emergence of security problem simultaneously, has greatly made things convenient for experimenter's work, has improved work efficiency, reduces the loss.

The pipe cover 1 comprises a threaded cover 11 and a cover body 12, wherein the threaded cover 11 is positioned on the inner side of the cover body 12, and the threaded cover 11 and the cover body 12 are of an integral structure. The screw cap 11 is a hollow structure with the inside sealed, and the bottom of the screw cap is provided with a sealing ring 13; the sealing ring 13 is fixedly connected with the screw cap 11.

The centrifugal tube cover 1 is additionally provided with the sealing ring 13, so that the sealing effect of the product is enhanced, and the loss of the test solution caused by poor sealing effect is reduced in the long-term storage and test process of the product.

As shown in the figure: the outside of the cover 12 is provided with an inside twelve-angle structure 14. In the utility model, the size of the inner twelve-angle structure 14 is consistent with that of a national standard inner twelve-angle wrench, so that the pipe cover 1 is convenient to detach, and the cover is convenient to assemble in a standardized manner.

Optionally, the size of the inner twelve-angle structure 14 is 5.95-6mm, but the inner twelve-angle structure 14 is not limited to the above-mentioned size, and can be adjusted according to actual needs, so long as the inner twelve-angle wrench is matched with other specifications. The depth of the inside twelve-angle structure 14 is equal to the height of the lid 12 of the tube lid 1.

The outer wall of the cover body 12 is provided with wavy anti-slip lines, and the anti-slip lines and the cover body 12 are of an integrated structure.

The edge of the cover body 12 is designed to be wavy and convex, so that an operator can conveniently twist the cover in the using process, the contact surface between the cover and the hand is increased, and the centrifuge tube is better used.

In the present utility model, the pipe body 2 includes a middle pipe portion 21 and a pipe bottom 22, the middle pipe portion 21 and the pipe bottom 22 are integrally formed, and the pipe bottom 22 has a tapered shape.

The outer wall at the top end of the pipe body 2 is sleeved with a connecting ring 4, the connecting ring 4 connects the pipe body 2 with the pipe cover 1 through a soft folding structure 3, and the soft folding structure 3, the connecting ring 4 and the pipe cover 1 are of an integrated structure.

The tube body 2 is connected with the tube cover 1 through the soft folding structure 3, so that the tube cover 1 of the product is in one-to-one fit with the corresponding centrifuge tube, and the problem that the solution in the centrifuge tube is polluted due to the fact that the tube cover is disassembled and mixed in the testing process is avoided.

In order that the connecting ring 4 will not separate from the top end of the pipe body 2 during use, the diameter of the opening at the top end of the pipe body 2 is set to be larger than the diameter of the connecting ring 4.

In the utility model, the outer wall of the tube body 2 is provided with the solution scale marks, so that a user can more intuitively judge the dosage of the solution contained in the product in the use process.

When the centrifuge tube provided by the utility model is used, the tube body 2 is held by one hand, the anti-skid lines at the edge of the cover body 11 are screwed anticlockwise by the other hand, an experimental sample is added into the tube body 2 by using a pipetting device, the tube cover 1 is screwed clockwise, and then the subsequent test operation can be carried out.

Or, holding the tube body 2 with one hand, operating the inner twelve-angle wrench to enable the inner twelve-angle wrench to be in contact with the inner twelve-angle structure 14 on the cover body, screwing the tube cover through the inner twelve-angle wrench, adding an experimental sample into the tube body 2 by using a pipetting device, screwing the tube cover 1 clockwise by using the inner twelve-angle wrench, and performing subsequent test operation after completion.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (10)

1. A centrifuge tube, wherein the centrifuge tube comprises a tube body and a tube cover; the inner wall of the top end of the pipe body is provided with an internal thread, the pipe cover comprises a thread cover, the surface of the thread cover is provided with an external thread matched with the internal thread, and the outer side of the pipe cover is provided with an internal twelve-angle structure.

2. The centrifuge tube of claim 1, wherein the outer wall of the top end of the tube body is sleeved with a connecting ring, and the connecting ring connects the tube body and the tube cover through a soft folding structure.

3. The centrifuge tube of claim 2, wherein the soft fold structure is integral with the attachment ring and tube cap.

4. The centrifuge tube of claim 2 wherein the diameter at the top end opening of the tube body is greater than the diameter of the connecting ring.

5. The centrifuge tube of claim 1, wherein the tube cap further comprises a cap body, wherein the cap body outer wall is provided with wavy anti-slip lines.

6. The centrifuge tube of claim 1, wherein the bottom of the screw cap is provided with a sealing ring.

7. The centrifuge tube of claim 6, wherein said sealing ring is fixedly connected to said screw cap.

8. The centrifuge tube of claim 1, wherein the outer wall of the tube body is provided with solution scale markings.

9. The centrifuge tube of claim 1, wherein said tube body comprises a central tube portion and a tube bottom, said central tube portion and said tube bottom being of unitary construction, said tube bottom being tapered.

10. The centrifuge tube of claim 1, wherein said tube body is adapted to the tube diameter of the tube cap.

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