CN218969259U

CN218969259U - Centrifuge tube for cell culture

Info

Publication number: CN218969259U
Application number: CN202320087553.XU
Authority: CN
Inventors: 李然; 唐昊天
Original assignee: Jiangsu Selpu Biotechnology Co ltd
Current assignee: Jiangsu Selpu Biotechnology Co ltd
Priority date: 2023-01-30
Filing date: 2023-01-30
Publication date: 2023-05-05
Anticipated expiration: 2033-01-30

Abstract

The utility model discloses a centrifugal tube for cell culture, which relates to the technical field of centrifugal tubes, and particularly comprises a tube body, wherein the top end of the tube body is connected with a self-sealing tube cover in a threaded manner, and the bottom of the tube body is clamped with a tube seat through a connecting structure; the utility model discloses a magnetic attraction device for the solar cell, including the tube socket, the one end of tube socket is the circular cone, the other end of tube socket is the sphere, the middle part of tube socket is equipped with movable groove, the bottom swing joint of movable groove has the snap ring, the top fixedly connected with magnetic attraction pole of snap ring, the top of magnetic attraction pole flushes with the surface of tube socket. This centrifuging tube for cell culture, through the setting of connection structure and tube socket, tube socket and body can be quick fixed or separation, and the user can change the tip of tube socket and body contact, and then makes this centrifuging tube can change between round bottom centrifuging tube and sharp end centrifuging tube, and this centrifuging tube can adapt to round bottom centrifuge and sharp end centrifuging tube, improves the suitability of this centrifuging tube.

Description

Centrifuge tube for cell culture

Technical Field

The utility model relates to the technical field of centrifuge tubes, in particular to a centrifuge tube for cell culture.

Background

Cell culture refers to a method for simulating in-vivo environment (asepsis, proper temperature, pH value, certain nutrition condition and the like) in vitro to enable the cells to survive, grow, reproduce and maintain main structures and functions, and in the cell culture process, a centrifugal technology is used when the cells are required to be separated from a solution, and the principle of the centrifugal technology is as follows: the biological sample suspension is placed in a centrifuge tube and rotated at a high speed, and the suspended tiny particles (such as organelles, precipitation of biological macromolecules and the like) are settled at a certain speed under the action of huge centrifugal force, so that the suspended tiny particles are separated from the solution.

Among the prior art, the patent application number of authorizing of CN202122216014.5 has proposed a centrifuging tube for cell culture, including body and scale mark, the scale mark has been arranged to one side surface of body, the top threaded connection of body has the top cap, and the top cap side adopts octagon planar structure, the top cap top runs through and installs the sampling tube, and the sealing plug is installed to the bottom of top cap, and the sealing plug is located the outside of screwed connection head.

Above-mentioned scheme is when using, the shape of body is fixed, can't change, and the sharp bottom centrifuge of laboratory configuration can not supply round bottom centrifuging tube to use, otherwise can cause the damage of machine, if increase and purchase the machine and then increase the cost, reduce the suitability of centrifuging tube, and when connecting through the screw thread between top cap and the body, permanent use can lead to the screw thread to appear wearing and tearing, influence the inseparable type of being connected between top cap and the body, further can influence the inseparable type of being connected between sealed lid and the body, make the leakproofness of this centrifuging tube decline, for this reason, propose a centrifuging tube for cell culture.

Disclosure of Invention

The utility model provides a centrifuge tube for cell culture, which solves the problems that the shape of the centrifuge tube proposed in the background art is unchanged, the applicability is reduced, and the tightness of the centrifuge tube is easy to reduce.

The utility model provides the following technical scheme: a centrifuge tube for cell culture is provided with a tube cover capable of self sealing, so that the tightness of the centrifuge tube in use is improved, and the leakage phenomenon is prevented; the setting can quick assembly disassembly's tube socket, the one end of tube socket is hemispherical, and the other end and the conical, when hemispherical one end of tube socket contacted with the body, the bottom of this centrifuging tube was conical, makes this centrifuging tube can adapt to the tip centrifuge and uses, and when the other end and the body contact of tube socket, this centrifuging tube was round bottom centrifuging tube, and this centrifuging tube can adapt to round bottom centrifuge and use.

The centrifuge tube for cell culture comprises a tube body, wherein the top end of the tube body is in threaded connection with a self-sealing tube cover, and the bottom of the tube body is clamped with a tube seat through a connecting structure;

one end of the tube seat is conical, the other end of the tube seat is spherical, a movable groove is formed in the middle of the tube seat, a clamping ring is movably connected to the bottom of the movable groove, a magnetic suction rod is fixedly connected to the top of the clamping ring, the top of the magnetic suction rod is flush with the outer surface of the tube seat, and jacks are uniformly formed in the outer ring of the top of the movable groove and the outer ring of the bottom of the movable groove;

the connecting structure comprises a connecting pipe fixedly connected with the bottom of the pipe body, a rotating rod clamped with the magnetic suction rod is movably connected to the middle of the top of the connecting pipe, an inserting rod matched with the jack is uniformly and fixedly connected to the outer ring of the top of the connecting pipe, and a clamping hole matched with the clamping ring is formed in the bottom end of the inserting rod;

the inner cavity of self-sealing tube cover swing joint has the connecting block, the bottom of connecting block is connected with the locating piece through the gasbag, the locating piece passes through gag lever post and connecting block swing joint, the top fixedly connected with of body inner cavity with the holding ring of locating piece adaptation.

Preferably, the shape of rotary rod is L type, the middle part swing joint of one end and connecting pipe seat portion of rotary rod, the internal diameter of this end of rotary rod is the same with the external diameter of the tube socket other end, the bottom of the other end of rotary rod flushes with the bottom of connecting pipe.

Preferably, a slot matched with the other end of the rotating rod is arranged on one side of the connecting pipe.

Preferably, the two air bags are arranged, the limiting rod is positioned in the middle of the inner sides of the two air bags, the outer diameter of the outer air bag is the same as the outer diameter of the positioning block, and the inner diameter of the inner air bag is the same as the inner diameter of the positioning block.

Preferably, the top of the self-sealing pipe cover is provided with an empty ring cavity, the limiting rod is positioned right below the empty ring cavity, and the top of the limiting rod is movably connected with the inner cavity of the empty ring cavity.

Preferably, the outer diameter of the positioning block is the same as the inner diameter of the pipe body.

Preferably, the height of the connecting pipe is half of the height of the pipe seat.

Compared with the prior art, the utility model has the following beneficial effects:

1. this centrifuging tube for cell culture, through the setting of self sealss tube cap and holding ring, when self sealss tube cap and body are connected, the holding ring can be spacing to the locating piece, makes the locating piece extrude the gasbag, makes the gasbag take place deformation, and the resilience force of gasbag makes gasbag and body laminate, and then improves the leakproofness of self sealss tube cap, the use of this centrifuging tube of being convenient for.

2. This centrifuging tube for cell culture, through the setting of connection structure and tube socket, tube socket and body can be quick fixed or separation, and the user can change the tip of tube socket and body contact, and then makes this centrifuging tube can change between round bottom centrifuging tube and sharp end centrifuging tube, and this centrifuging tube can adapt to round bottom centrifuge and sharp end centrifuging tube, improves the suitability of this centrifuging tube.

Drawings

FIG. 1 is a schematic view of the bottom of a centrifuge tube of the present utility model in a conical shape;

FIG. 2 is a schematic view of a bottom of a centrifuge tube according to the present utility model in the form of a sphere;

FIG. 3 is an exploded view of a header according to the present utility model;

FIG. 4 is an exploded view of FIG. 1, which is a block diagram of the present utility model;

FIG. 5 is a schematic diagram showing the connection of the insert rod and the snap ring according to the present utility model;

FIG. 6 is a schematic view of the present utility model with the structural tube separated from the self-sealing tube cap;

FIG. 7 is a schematic cross-sectional view of a self-sealing tube cap of the present utility model.

In the figure: 1. a tube body; 2. a connecting pipe; 3. a tube seat; 4. self-sealing pipe cover; 5. a movable groove; 6. a clasp; 7. a magnetic suction rod; 8. a clamping hole; 9. a rod; 10. a rotating rod; 11. a positioning ring; 12. an external thread; 13. an empty ring cavity; 14. a connecting groove; 15. a limit rod; 16. an air bag; 17. a positioning block; 18. a jack; 19. and (5) connecting a block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.

The utility model provides a centrifugal tube for cell culture, which comprises a tube body 1, wherein when the centrifugal tube is used, liquid to be centrifuged is placed in an inner cavity of the tube body 1, the top end of the inner cavity of the tube body 1 is fixedly connected with a positioning ring 11, the outer surface of the top end of the tube body 1 is provided with an external thread 12, the tube body 1 is connected with a self-sealing tube cover 4 through the external thread 12 in a threaded manner, and when the self-sealing tube cover 4 is connected with the tube body 1 in a threaded manner, the inner cavity of the centrifugal tube can be in a sealing state, and the centrifugal tube can perform centrifugal operation.

The bottom and the external screw thread 12 threaded connection of self sealss tube cap 4 in this application, the top of self sealss tube cap 4 is equipped with empty ring chamber 13, and the top swing joint of self sealss tube cap 4 inner chamber has connecting block 19, and when self sealss tube cap 4 was connected with body 1, the bottom of connecting block 19 contacted with the top of body 1.

The middle part of connecting block 19 evenly is equipped with spread groove 14, spread groove 14 is located the hollow ring chamber 13 under, and the inner chamber of spread groove 14 communicates with the inner chamber of hollow ring chamber 13, and spread groove 14 in this application is the structure of falling the convexity, the intracavity swing joint of spread groove 14 has gag lever post 15, the top of gag lever post 15 and the top adaptation of spread groove 14 inner chamber, the bottom of gag lever post 15 is located the below of connecting block 19, the bottom fixedly connected with locating piece 17 of gag lever post 15, the internal diameter of locating piece 17 is the same with the internal diameter of holding ring 11, the external diameter of locating piece 17 is the same with the external diameter of holding ring 11, self-sealing tube cap 4 and body 1 threaded connection in-process, locating piece 17 and holding ring 11 contact, holding ring 11 restricts locating piece 17, prevent locating piece 17 to continue to move down, the top of gag lever post 15 is located the inner chamber of hollow ring chamber 13 after self-sealing tube cap 4 and body 1 threaded connection together.

The both sides at locating piece 17 top are all fixedly connected with gasbag 16, and the shape of gasbag 16 is the bellows, and gag lever post 15 is located the inboard middle part of two gasbags 16, and the external diameter of outside gasbag 16 is the same with the external diameter of locating piece 17, and the internal diameter of inboard gasbag 16 is the same with the internal diameter of locating piece 17, and in the embodiment of this application, the material of gasbag 16 is silica gel.

As can be seen from the above description, in the process of connecting the self-sealing tube cover 4 with the tube body 1, the air bag 16 is extruded to deform, the air bag 16 is tightly attached to the tube body 1 by the resilience force of the air bag 16, and the air bag 16 has multiple layers of folds, so that the tightness of the self-sealing tube cover 4 is further improved.

The bottom of the pipe body 1 is clamped with a pipe seat 3 through a connecting structure.

The height of the tube seat 3 is twice that of the connecting structure, so that the centrifuge tube is convenient to use. One end of tube socket 3 is conical, the other end of tube socket 3 is the sphere, the middle part of tube socket 3 is equipped with movable groove 5, the bottom swing joint of movable groove 5 has snap ring 6, the top fixedly connected with magnet pole 7 of snap ring 6, the top of magnet pole 7 flushes with the surface of the spherical one end of tube socket 3, and the middle part at magnet pole 7 top is equipped with the removal groove, the user can drive magnet pole 7 and remove in the inner chamber of movable groove 5 through the removal groove, and magnet pole 7 and tube socket 3 magnetism inhale mutually, in one embodiment of this application, the material of magnet pole 7 is magnet, the inner wall fixedly connected with of movable groove 5 has ferromagnetic metallic iron, so set up, when tube socket 3 rotates, the position of snap ring 6 can not change, the use of this centrifuging tube of being convenient for.

The outer ring at the top and the outer ring at the bottom of the movable groove 5 are uniformly provided with jacks 18.

The connection structure includes the connecting pipe 2 with body 1 bottom fixed connection, and the external diameter of connecting pipe 2 is the same with the external diameter of body 1, and the middle part swing joint at connecting pipe 2 top has rotary rod 10, and in this application, the material of rotary rod 10 is for having ferromagnetic metallic iron.

The shape of rotary rod 10 is L type, and the internal diameter of rotary rod 10 and the one end that connecting pipe 2 is connected is the external diameter of the spherical one end of tube socket 3 the same, and the bottom of this end of rotary rod 10 is equipped with the draw-in post with the removal groove adaptation, and rotary rod 10 and magnetic attraction pole 7 can be in magnetism attraction mutually when the joint.

The bottom of the other end of rotary rod 10 is flush with the bottom of connecting pipe 2, and the external diameter of rotary rod 10 this end is the same with the external diameter of connecting pipe 2, and when this centrifuging tube was used, rotary rod 10 can not influence the rotation of tube socket 3.

One side of the connecting pipe 2 is provided with a slot which is matched with the other end of the rotating rod 10, and through the slotted arrangement, a user can conveniently rotate the rotating rod 10.

To sum up: when the centrifuge tube for cell culture is used, a user needs to change the shape of the bottom of the centrifuge tube, the user drives the magnetic suction rod 7 to rotate through the rotary rod 10 or directly drives the magnetic suction rod 7 to rotate through the moving groove, the magnetic suction rod 7 drives the clamping ring 6 fixedly connected with the magnetic suction rod 7 to rotate, when the clamping ring 6 is separated from the inserting rod 9, under the action of external force, the tube seat 3 and the inserting rod 9 can be separated, the user can change the position of the tube seat 3, the other end of the tube seat 3 is in contact with the tube body 1, the inserting rod 9 is inserted into the inner cavity of the inserting hole 18, the user reversely rotates the magnetic suction rod 7 through the moving groove or reversely rotates the rotary rod 10, the rotary rod 10 drives the magnetic suction rod 7 clamped with the rotary rod 10 to rotate, the magnetic suction rod 7 drives the clamping ring 6 fixedly connected with the magnetic suction rod 6 to rotate, the clamping ring 6 is clamped with the inserting rod 9 again, and the shape of the bottom of the centrifuge tube is changed.

The user will wait centrifugal liquid and put in the inner chamber of body 1, and the user rotates self sealss tube cap 4, makes self sealss tube cap 4 and body 1 threaded connection, and in the two threaded connection processes, gasbag 16 takes place deformation, and gasbag 16 closely laminates with the body, improves the leakproofness of this centrifuging tube, the use of this centrifuging tube of being convenient for.

Standard parts used in the present utility model can be purchased from the market, the special-shaped parts can be customized according to the descriptions of the specification and the drawings, the specific connection modes of the parts are conventional means such as bolts, rivets, welding and the like which are mature in the prior art, and the machines, the parts and the equipment are conventional models in the prior art, so that details which are not described in detail in the specification belong to the prior art which is well known to the person skilled in the art, and although the embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made in these embodiments without departing from the principle and spirit of the present utility model, and the scope of the present utility model is defined by the appended claims and equivalents thereof.

Claims

1. A centrifuge tube for cell culture, comprising a tube body (1), and being characterized in that: the top end of the pipe body (1) is connected with a self-sealing pipe cover (4) in a threaded manner, and the bottom of the pipe body (1) is clamped with a pipe seat (3) through a connecting structure;

one end of the tube seat (3) is conical, the other end of the tube seat (3) is spherical, a movable groove (5) is formed in the middle of the tube seat (3), a clamping ring (6) is movably connected to the bottom of the movable groove (5), a magnetic suction rod (7) is fixedly connected to the top of the clamping ring (6), the top of the magnetic suction rod (7) is flush with the outer surface of the tube seat (3), and jacks (18) are uniformly formed in the outer ring at the top of the movable groove (5) and the outer ring at the bottom of the movable groove;

the connecting structure comprises a connecting pipe (2) fixedly connected with the bottom of the pipe body (1), a rotating rod (10) clamped with a magnetic suction rod (7) is movably connected in the middle of the top of the connecting pipe (2), an inserting rod (9) matched with an inserting hole (18) is uniformly and fixedly connected with the outer ring of the top of the connecting pipe (2), and a clamping hole (8) matched with a clamping ring (6) is formed in the bottom end of the inserting rod (9);

the inner cavity swing joint of self sealss tube cap (4) has connecting block (19), the bottom of connecting block (19) is connected with locating piece (17) through gasbag (16), locating piece (17) are through gag lever post (15) and connecting block (19) swing joint, the top fixedly connected with of body (1) inner cavity and locating ring (11) of locating piece (17) adaptation.

2. The centrifuge tube for cell culture of claim 1, wherein: the shape of rotary rod (10) is L type, the middle part swing joint of the one end of rotary rod (10) and connecting pipe (2) bottom, the internal diameter of this end of rotary rod (10) is the same with the external diameter of tube socket (3) other end, the bottom of the other end of rotary rod (10) flushes with the bottom of connecting pipe (2).

3. The centrifuge tube for cell culture of claim 2, wherein: one side of the connecting pipe (2) is provided with a slot which is matched with the other end of the rotating rod (10).

4. The centrifuge tube for cell culture of claim 1, wherein: the two air bags (16) are arranged, the limiting rod (15) is positioned in the middle of the inner sides of the two air bags (16), the outer diameter of the outer air bag (16) is the same as the outer diameter of the positioning block (17), and the inner diameter of the inner air bag (16) is the same as the inner diameter of the positioning block (17).

5. The centrifuge tube for cell culture of claim 1, wherein: the top of self-sealing tube cover (4) is equipped with empty ring chamber (13), gag lever post (15) are located empty ring chamber (13) under, the inner chamber swing joint of gag lever post (15) and empty ring chamber (13).

6. The centrifuge tube for cell culture of claim 1, wherein: the outer diameter of the positioning block (17) is the same as the inner diameter of the pipe body (1).

7. The centrifuge tube for cell culture of claim 1, wherein: the height value of the connecting pipe (2) is half of the height value of the pipe seat (3).