CN211445721U - Pollution-preventing straw for cell culture - Google Patents

Abstract

The utility model discloses a pollution-preventing straw for cell culture, including the straw, the straw top is equipped with dismantlement department, the straw top is equipped with the screw thread, the dismantlement department inboard corresponds with straw top screw thread and is equipped with the screw thread, the dismantlement department inboard top corresponds with the straw top and is equipped with the sealed pad, dismantlement department top is equipped with the extrusion department, extrusion department and dismantlement department are integrated into one piece, extrusion department, dismantlement department and straw all communicate, the dismantlement department below is equipped with the retainer plate, the retainer plate is glued on the straw through the glue, the three extreme point of the retainer plate outside all is equipped with the bracing piece, the three extreme point of retainer plate is equilateral triangle distribution, the straw bottom is equipped with the suction inlet, the suction inlet is round platform and is big-end-down, the diameter of suction inlet top is the same with the straw, the suction inlet bottom is equipped with the sealed department; the utility model has the advantages of firm fixation, convenient cleaning and pollution prevention.

Description

Pollution-preventing straw for cell culture

Technical Field

The utility model relates to a cell culture technical field specifically is a straw for cell culture who prevents pollution.

Background

Cell culture (cell culture) refers to a method for simulating in vivo environment (sterility, proper temperature, pH value, certain nutritional conditions, and the like) in vitro to enable the cell to survive, grow, reproduce and maintain the main structure and function, and is also called cell cloning technology.

And in the process of cell culture, when needing to remove, often need absorb the cell through the straw, but after the cell absorption, when placing, often can appear fixed weak and appear polluting, influence the cultivation of cell, and after using the completion, usually because abluent problem, and abandon, the condition of polluting appears not sealing in addition in present straw bottom easily.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a prevent straw for cell culture of pollution has fixed firm, convenient clean, the advantage of preventing pollution, has solved the problem among the prior art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a prevent straw for cell culture of pollution, includes the straw, the straw top is equipped with dismantlement department, the inboard top of dismantlement department corresponds with the straw top and is equipped with sealed the pad, and dismantlement department top is equipped with extrusion department, extrusion department and dismantlement department are integrated into one piece, extrusion department, dismantlement department and straw all communicate, dismantlement department below is equipped with the retainer plate, the retainer plate is through gluing on the straw, the three extreme point in the retainer plate outside all is equipped with the bracing piece, the three extreme point of retainer plate is equilateral triangle distribution, and the straw bottom is equipped with the mouth that absorbs, it is equipped with sealed department to absorb the mouth bottom.

Preferably, the top of the suction pipe is provided with threads, and the inner side of the disassembly part is provided with threads corresponding to the threads on the top of the suction pipe.

Preferably, the support rod is arc-shaped and bent downward.

Preferably, the suction opening is a circular truncated cone and is large in top and small in bottom, and the diameter of the top of the suction opening is the same as that of the suction pipe.

Preferably, the sealing part is of a convex shape and is circular in a top plan view.

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

1. a cell culture that prevents pollution carries on the air extrusion through the squeezing place with the suction pipe, when unclamping the squeezing place, the suction pipe appears the absorptive power and absorbs the cell, facilitate the absorption of the cell, dismantle the squeezing place through the dismantlement, facilitate cleaning suction pipe and squeezing place, increase the sealed degree through the sealed pad, prevent appearing polluting;

2. the utility model provides a prevent that straw for cell culture of pollution from adopting the bracing piece to support the straw, the pollution appears when preventing to appear placing, adopts the mounted position of three horn types, increases fixed stability, adopts sealed department to seal the mouth of inhaling, when needs use, will seal the department through the gas of extruding extrude can, prevent the pollution from appearing.

Drawings

FIG. 1 is a schematic view of the whole structure of a cell culture straw for preventing contamination according to the present invention;

FIG. 2 is a schematic view showing the connection of the detachment part of the pipette for cell culture according to the present invention;

FIG. 3 is a schematic diagram showing the position of a sealing gasket of a pipette for cell culture according to the present invention;

FIG. 4 is a schematic view of the sealing part of the pipette for cell culture according to the present invention.

The figures are labeled as follows: 1. extruding; 2. disassembling the part; 3. a stationary ring; 4. a support bar; 5. a straw; 6. sucking and closing the opening; 7. sealing the place; 8. and a gasket.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", 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 being 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.

Example 1:

referring to fig. 1, 2 and 3, a pollution-preventing straw for cell culture comprises a straw 5, wherein a detachment part 2 is arranged at the top of the straw 5, threads are arranged on the inner side of the detachment part 2 and correspond to the threads on the top of the straw 5, a sealing gasket 8 is arranged on the top of the inner side of the detachment part 2 and corresponds to the top of the straw 5, an extrusion part 1 is arranged at the top of the detachment part 2, the extrusion part 1 and the detachment part 2 are integrally formed, and the extrusion part 1, the detachment part 2 and the straw 5 are all communicated.

Specifically, dismantle extrusion department 1 through dismantling department 2, make things convenient for the cleanness of straw 5, adopt sealed pad 8 to seal dismantlement department 2 and straw 5, guarantee the leakproofness in the straw 5, adopt extrusion department 1 to extrude and produce exhaled gas to the power when 1 bounce-back of extrusion department produces absorptive power and absorbs the cell.

Example 2:

referring to fig. 1 and 4, a pollution-preventing straw for cell culture comprises a disassembly part 2 and a straw 5, wherein a fixing ring 3 is arranged below the disassembly part 2, the fixing ring 3 is adhered to the straw 5 by glue, support rods 4 are arranged at three end points of the outer side of the fixing ring 3, the support rods 4 are circular and are bent downwards, the three end points of the fixing ring 3 are distributed in an equilateral triangle shape, a suction port 6 is arranged at the bottom of the straw 5, the suction port 6 is a circular table and is large in top and small in bottom, the diameter of the top of the suction port 6 is the same as that of the straw 5, a sealing part 7 is arranged at the bottom of the suction port 6, and the sealing part 7 is in a convex shape and is circular;

concretely, carry out fixed support pole 4 through retainer plate 3, guarantee the support strength of bracing piece 4, support straw 5 through bracing piece 4, convenient fixed straw 5 prevents to appear polluting, adopts circular-arc bracing piece 4, makes things convenient for the fixed of bracing piece 4, adopts the mouth of inhaling 6 to absorb the cell, makes things convenient for the absorption of cell, adopts sealed 7 to seal straw 5, guarantees anti-pollution ability.

The working principle is as follows: the utility model relates to a prevent straw for cell culture of pollution, take dismantlement department 2 with the hand, take straw 5, when needing to absorb the cell, extrude extrusion department 1, extrusion department 1 produces the gas that erupts, gas transmits to straw 5 through dismantlement department 2, straw 5 transmits the gas to absorption port 6, absorption port 6 extrudes sealing 7, place sealing 7 at the sterile position and disinfect at this moment, wait for next use, sealing 7 takes out the mouth, loosen extrusion department 1, extrusion department 1 becomes the original shape, the gas inhales extrusion department 1 again, this moment, inhale the mouth 6 and absorb the cell, after absorbing, place this straw 5 in the position that needs to place, in the in-process of placing, the position that bracing piece 4 carries out the fixed placement, prevent the condition that the straw 5 from dropping and appearing polluting on the ground, and when needing to extrude the cell, extrude again and extrude department 1, extrude the cell straw 5 can, when straw 5 need wash, pull down dismantlement department 2 through the screw thread, will wash straw 5 and extrusion department 1 can, and when the completion of washing needs place this straw 5, will seal 7 and install again in the suction opening mouth 6, will dismantle 2 screw threads of department install on straw 5 can, can place convenient next use this moment.

Having shown and described the basic principles and principal features of the invention and advantages thereof, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (5)

1. A cell culture pipette capable of preventing contamination, comprising: including straw (5), straw (5) top is equipped with dismantlement department (2), dismantle department (2) inboard top and straw (5) top correspondence and be equipped with sealed pad (8), dismantle department (2) top and be equipped with extrusion department (1), extrusion department (1) and dismantlement department (2) are integrated into one piece, extrusion department (1), dismantlement department (2) and straw (5) all communicate, it is equipped with retainer plate (3) to dismantle department (2) below, retainer plate (3) are through gluing on straw (5), the three extreme point in retainer plate (3) outside all is equipped with bracing piece (4), the three extreme point of retainer plate (3) distributes for equilateral triangle, and straw (5) bottom is equipped with and inhales binding off (6), it is equipped with sealed binding off department (7) to inhale binding off (6) bottom.

2. The pipette for cell culture according to claim 1, wherein the pipette comprises: the top of the suction pipe (5) is provided with threads, and the inner side of the disassembly part (2) is provided with threads corresponding to the threads on the top of the suction pipe (5).

3. The pipette for cell culture according to claim 1, wherein the pipette comprises: the support rod (4) is arc-shaped and bends downwards.

4. The pipette for cell culture according to claim 1, wherein the pipette comprises: the suction opening (6) is a circular truncated cone and is large in top and small in bottom, and the diameter of the top of the suction opening (6) is the same as that of the suction pipe (5).

5. The pipette for cell culture according to claim 1, wherein the pipette comprises: the sealing part (7) is convex and is circular in top plan.

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