CN216808867U

CN216808867U - Cell culture bag

Info

Publication number: CN216808867U
Application number: CN202123074352.6U
Authority: CN
Inventors: 江泉; 王杰; 谢广宁
Original assignee: Shanghai Xinzemu Biotechnology Co ltd
Current assignee: Shanghai Xinzemu Biotechnology Co ltd
Priority date: 2021-12-08
Filing date: 2021-12-08
Publication date: 2022-06-24
Anticipated expiration: 2031-12-08

Abstract

The utility model discloses a cell culture bag, which belongs to the technical field of cell culture and comprises a culture bag, wherein the culture bag is wound on the outer surface of a reel, the reel is arranged on the opposite surfaces of two connecting plates, the right side surface of the right connecting plate is provided with a fixing structure, the fixing structure is in lap joint with the reel, the right side surface of the right connecting plate is provided with two positioning structures, and the opposite surfaces of the two connecting plates are respectively hinged with two rubber shafts through two pin shafts. This cell culture bag through setting up spool, rubber axle and location structure, emits the culture bag under the spool effect, then can extend the volume of culture bag, and can realize the extrusion to culture bag through the rubber sand grip on two rubber axle surfaces, improves the leakproofness, and then makes this device be convenient for expand the inner space of culture bag, and the operation is fairly simple, can avoid the cell to pour out simultaneously and cause the problem that the pollution leads to the cell culture failure.

Description

Cell culture bag

Technical Field

The utility model belongs to the technical field of cell culture, and particularly relates to a cell culture bag.

Background

Cell culture bags are often needed to be used in cell culture, but the culture space of the cell culture bags in the prior art is fixed, and a certain cell density needs to be maintained in the cell culture process, so the volume of a culture container cannot be too large, otherwise the cell density is too low, and the cells cannot grow, but when the cells proliferate to a certain amount and exceed the certain density, the too dense cells stop growing, even age and die, at the moment, the culture container with a larger volume must be replaced, a very careful operation technology is needed to avoid cell pollution, and the cell culture bag is inconvenient and easy to fail.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome the defects of the prior art, the utility model provides a cell culture bag, which solves the problems that the culture space of the cell culture bag in the prior art is fixed, a certain cell density needs to be maintained in the cell culture process, so the volume of a culture container cannot be too large, otherwise the cell density is too low, the cell cannot grow, but when the cells are proliferated to a certain number and exceed the certain density, the too dense cells stop growing and even age and die, at the moment, the culture container with a larger volume needs to be replaced, a careful operation technology is needed to avoid cell pollution, and the cell culture bag is inconvenient and easy to fail.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: cell culture bag, including the culture bag, the culture bag winding is at the surface of spool, the spool sets up the opposite face at two connecting plates, the right side the right flank of connecting plate is provided with fixed knot and constructs, fixed knot constructs and spool overlap joint, right side the right flank of connecting plate is provided with two location structure, two the opposite face of connecting plate is articulated with two rubber axles respectively through two round pin axles, two the overlap joint between rubber axle and the culture bag, the lower surface of culture bag is provided with derives the structure.

As a further scheme of the utility model: the export structure includes the sample connection, the sample connection sets up the lower surface at the cultivation bag, the lower surface threaded connection of sample connection has the thread cover, the lower surface of cultivation bag is provided with the filling opening.

As a further scheme of the utility model: the right-hand member fixedly connected with handle of spool, the through-hole has been seted up to the surface of spool.

As a further scheme of the utility model: the positioning structure comprises a second nut which is clamped on the right side face of the connecting plate, the inner surface of the second nut is in threaded connection with a positioning bolt, and the positioning bolt is in lap joint with the rubber shaft.

(III) advantageous effects

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

1. this cell culture bag through setting up spool, rubber axle and location structure, emits the culture bag under the spool effect, then can extend the volume of culture bag, and can realize the extrusion to the culture bag through the rubber sand grip on two rubber axle surfaces, improves the leakproofness, and then makes this device be convenient for expand the inner space of culture bag, and the operation is fairly simple, can avoid the cell to pour out the problem that causes the pollution and lead to the cell culture failure simultaneously.

2. This cell culture bag, through setting up sample connection and screw cap, then can realize carrying out the work of sampling to the cell in the culture bag through the sample connection, can seal the sample connection through the screw cap simultaneously, thereby sealed effect has been played, through setting up the filling opening, thereby be convenient for the injection of culture, further for staff's cultivation operation provides convenience, through seting up the through-hole, then make things convenient for the culture bag to pass the winding that the through-hole realized with the spool, can take out the culture bag from the through-hole simultaneously and realize the separation operation, and then make this device structure can realize cyclic utilization's purpose.

3. This cell culture bag through setting up second nut and pilot pin, under the effect of second nut for the pilot pin can closely laminate with the surface of rubber axle, thereby can lock the angle of rubber axle, avoids the rubber axle atress to produce rotatory problem, thereby has improved the leakproofness of rubber axle to the culture bag location, avoids the inner space to change at will.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic perspective view of the culture bag of the present invention;

FIG. 3 is a schematic three-dimensional structure of the connecting plate of the present invention;

FIG. 4 is a schematic perspective sectional view of the reel of the present invention;

in the figure: 1 culture bag, 2 connecting plates, 3 reels, 4 leading-out structures, 41 sampling ports, 42 threaded covers, 5 injection ports, 6 fixing structures, 61 fixing bolts, 62 first nuts, 7 pin shafts, 8 positioning structures, 81 positioning bolts, 82 second nuts, 9 handles, 10 rubber shafts and 11 through holes.

Detailed Description

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

As shown in fig. 1-4, the present invention provides the technical solutions: cell culture bag, including culture bag 1, culture bag 1 winds the surface of spool 3, through setting up spool 3, thus can twine the work of rolling to culture bag 1, spool 3 sets up the opposite face at two connecting plates 2, the right flank of the connecting plate 2 on the right side is provided with fixed knot and constructs 6, fixed knot constructs 6 and spool 3 overlap joint, the right flank of the connecting plate 2 on the right side is provided with two location structure 8, the opposite face of two connecting plates 2 is articulated with two rubber axles 10 respectively through two round pin axles 7, through setting up round pin axle 7, make round pin axle 7 can guarantee the smooth rotation of rubber axle 10, thus the length of culture bag 1 of being convenient for extend, through setting up rubber axle 10, and the surface of rubber axle 10 is provided with the rubber sand grip, and extrude culture bag 1 through the rubber sand grip, thus can improve the leakproofness of culture bag 1, the overlap joint between two rubber axles 10 and the culture bag 1, the lower surface of the culture bag 1 is provided with a lead-out structure 4.

Specifically, as shown in fig. 1 and 2, export structure 4 includes sample connection 41, sample connection 41 sets up the lower surface at cultivation bag 1, the lower surface threaded connection of sample connection 41 has screw cap 42, through setting up sample connection 41 and screw cap 42, then can realize carrying out the work of sampling to the cell in cultivation bag 1 through sample connection 41, simultaneously can seal sample connection 41 through screw cap 42, thereby sealed effect has been played, the lower surface of cultivation bag 1 is provided with filling opening 5, through setting up filling opening 5, thereby be convenient for the injection of culture, further, the cultivation operation for the staff provides convenience.

Specifically, as shown in fig. 3, the right-hand member fixedly connected with handle 9 of spool 3, through setting up handle 9 to can provide the operating point for the staff, make things convenient for the work of staff control spool 3, through-hole 11 has been seted up to the surface of spool 3, through seting up through-hole 11, then conveniently cultivate bag 1 and pass through-hole 11 and realize the winding with spool 3, can take out realization separation operation with cultivating bag 1 from through-hole 11 simultaneously, and then make this device structure can realize cyclic utilization's purpose.

Specifically, as shown in fig. 4, the fixing structure 6 includes a fixing bolt 61, by providing the fixing bolt 61, the fixing bolt 61 can be screwed on the surface of the reel 3, so as to fix the reel 3, one end of the fixing bolt 61 is overlapped with the surface of the reel 3, the outer surface of the fixing bolt 61 is in threaded connection with a first nut 62, the first nut 62 is fixedly connected to the right side of the connecting plate 2, the positioning structure 8 includes a second nut 82, the second nut 82 is clamped on the right side of the connecting plate 2, the inner surface of the second nut 82 is in threaded connection with a positioning bolt 81, by providing the second nut 82 and the positioning bolt 81, under the effect of the second nut 82, the positioning bolt 81 can be tightly attached to the surface of the rubber shaft 10, so as to lock the angle of the rubber shaft 10, avoid the problem that the rubber shaft 10 rotates due to stress, thereby improving the sealing performance of the rubber shaft 10 for positioning the culture bag 1, the positioning pin 81 is overlapped with the rubber shaft 10 to prevent the inner space from being changed randomly.

The working principle of the utility model is as follows:

s1, when in use, the positioning bolt 81 is firstly rotated to separate the positioning bolt 81 from the rubber shaft 10, and then the fixing bolt 61 is rotated to separate the fixing bolt 61 from the reel 3;

s2, rotating the scroll 3 through the handle 9 to let the scroll 3 pay out the culture bag 1, and further straightening the culture bag 1 downwards to adjust the internal space;

s3, finally, the fixing bolt 61 is rotated to make the fixing bolt 61 screwed on the surface of the winding shaft 3 to fix the position of the winding shaft 3, and the positioning bolt 81 is rotated to make the positioning bolt 81 cling to the surface of the rubber shaft 10 to fix the rubber shaft 10, so that the operation is completed.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

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

1. Cell culture bag, including culture bag (1), its characterized in that: cultivate bag (1) winding at the surface of spool (3), spool (3) set up the opposite face at two connecting plates (2), the right side the right flank of connecting plate (2) is provided with fixed knot and constructs (6), fixed knot constructs (6) and spool (3) overlap joint, right side the right flank of connecting plate (2) is provided with two location structure (8), two the opposite face of connecting plate (2) is articulated with two rubber axle (10) respectively through two round pin axles (7), two overlap joint between rubber axle (10) and the cultivation bag (1), the lower surface of cultivation bag (1) is provided with derives structure (4).

2. The cell culture bag of claim 1, wherein: derive structure (4) including sample connection (41), sample connection (41) set up the lower surface at cultivate bag (1), the lower surface threaded connection of sample connection (41) has screw cap (42), the lower surface of cultivate bag (1) is provided with filling opening (5).

3. The cell culture bag of claim 1, wherein: the right-hand member fixedly connected with handle (9) of spool (3), through-hole (11) have been seted up to the surface of spool (3).

4. The cell culture bag of claim 1, wherein: fixed knot constructs (6) including gim peg (61), the one end of gim peg (61) and the surperficial overlap joint of spool (3), the surface threaded connection of gim peg (61) has first nut (62), first nut (62) fixed connection is in the right flank of connecting plate (2).

5. The cell culture bag of claim 1, wherein: location structure (8) include second nut (82), second nut (82) joint is at the right flank of connecting plate (2), the internal surface threaded connection of second nut (82) has pilot pin (81), pilot pin (81) and rubber axle (10) overlap joint.