CN214509059U

CN214509059U - Cell freezing device

Info

Publication number: CN214509059U
Application number: CN202120626270.9U
Authority: CN
Inventors: 陈鹏荣
Original assignee: Wuhan Geek Biotechnology Co ltd
Current assignee: Wuhan Geek Biotechnology Co ltd
Priority date: 2021-03-26
Filing date: 2021-03-26
Publication date: 2021-10-29
Anticipated expiration: 2031-03-26

Abstract

The utility model relates to the technical field of cell freezing, in particular to a cell freezing device, which comprises a liquid nitrogen tank and a placing rack, wherein the top of the liquid nitrogen tank is fixedly connected with a clapboard, a freezing chamber is arranged above the clapboard, a box door is arranged on the right side of the freezing chamber, and the top of the freezing chamber is provided with a cover plate through a hinge; the utility model discloses a separator plate makes the device's freezer and liquid nitrogen tank separation, and the intercommunicating pore on the baffle can make freezer and liquid nitrogen tank be linked together again, can make the test tube that is arranged in the freezer on the shelf can directly put into the liquid nitrogen tank, and the coupling hook cooperation couple among the device, reached the effect that can make the rack in the device can be connected with the connecting rod, then setting through rotary rod and extension bar, thereby can make the connecting rod carry the rack and directly put into the liquid nitrogen tank, even if in making the cell of preliminary freezing directly to store in getting into the liquid nitrogen.

Description

Cell freezing device

Technical Field

The utility model relates to a cell freezing technical field specifically is a cell refrigerating plant.

Background

Cell freezing is also referred to as cell cryopreservation, which is a technique for placing cells in a low temperature environment to reduce cell metabolism for long term storage. Cell cryopreservation is one of the main methods for cell preservation, and plays a role in cell seed preservation. The cell freezing needs to be carried out firstly, then the cell is placed in a freezing chamber for freezing, and after the cell reaches a certain temperature, a test tube filled with the cell needs to be placed in liquid nitrogen for storage. And current freezing device's freezer and liquid nitrogen container are placed for the separation to lead to when making the cell cryopreserving, need place earlier and take out after the freezer is frozen, and open the liquid nitrogen container and store, and when opening the liquid nitrogen container and place the test tube, need protect the hand. Namely, the existing freezing device has certain inconvenience in use.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a cell freezing device possesses and need not to take out the test tube that is equipped with the cell from the freezer, can directly make the advantage of freezing good cell and put into the liquid nitrogen and store, and the problem that the conversion test tube was inconvenient when having solved current cryopreserved cell.

The cell freezing device of the utility model comprises a liquid nitrogen tank and a placing rack, wherein the top of the liquid nitrogen tank is fixedly connected with a clapboard, a freezing chamber is arranged above the clapboard, the right side of the freezing chamber is provided with a box door, the top of the freezing chamber is provided with a cover plate through a hinge, the center of the cover plate is engaged with a movable block, the center of the top of the movable block is vertically provided with a rotary hole, the inner wall of the rotary hole is in threaded connection with a connecting rod, the bottom of the connecting rod is fixedly connected with a connecting hook, the center of the upper surface of the clapboard is provided with a communicating hole, the inner wall of the communicating hole is provided with an engaging groove, the inner wall of the engaging groove is attached with a separating plate, the center of the top of the placing rack is fixedly connected with a hook which is matched with the connecting hook, the freezing chamber and the liquid nitrogen tank of the device are separated through the separating plate, and the communicating hole on the clapboard can communicate the freezing chamber and the liquid nitrogen tank, can make the test tube that is arranged in the freezer on the rack can directly put into the liquid nitrogen container, and the coupling hook cooperation couple in the device, reached and to have made the rack in the device can with the effect that the connecting rod is connected, then through the setting of rotary rod and extension bar to can make the connecting rod carry the rack directly to put into the liquid nitrogen container, even if in order to make the cell of preliminary freezing directly to get into and store in the liquid nitrogen.

The cell freezing device of the utility model is characterized in that the freezing chamber and the liquid nitrogen tank are communicated through the communicating hole.

The utility model discloses a cell refrigerating plant, wherein the movable block is close to fixed surface at top is connected with limiting plate and lift plate, the limiting plate is located the lift plate under, the vertical distance of limiting plate and apron is greater than the height of coupling hook, has played the effect that is convenient for make coupling hook and couple break away from mutually.

The utility model discloses a cell refrigerating plant, wherein the top of connecting rod is rotated through the pivot and is connected with the rotary rod, a plurality of storage tanks with rotary rod looks adaptation are seted up to the upper surface of apron.

The utility model discloses a cell freezing device, wherein the inside of storage tank agrees with the extension bar, the right-hand member of extension bar is equipped with the butt joint piece, the butt joint hole with butt joint piece looks adaptation is all seted up to the left end of extension bar and the one end that the connecting rod was kept away from to the rotary rod, the surface of extension bar and rotary rod all be equipped with the screw thread of rotary hole inner wall looks adaptation, played the effect that is convenient for make the connecting rod carry the rack and get into in the liquid nitrogen tank.

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

the utility model discloses a separator plate makes the device's freezer and liquid nitrogen tank separation, and the intercommunicating pore on the baffle can make freezer and liquid nitrogen tank be linked together again, can make the test tube that is arranged in the freezer on the shelf can directly put into the liquid nitrogen tank, and the coupling hook cooperation couple among the device, reached the effect that can make the rack in the device can be connected with the connecting rod, then setting through rotary rod and extension bar, thereby can make the connecting rod carry the rack and directly put into the liquid nitrogen tank, even if in making the cell of preliminary freezing directly to store in getting into the liquid nitrogen.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic view of a front cross-sectional structure of the present invention;

FIG. 2 is a schematic top view of the present invention;

FIG. 3 is a schematic side view of the present invention;

fig. 4 is an enlarged schematic view of a portion a in fig. 1.

In the figure: 1. a liquid nitrogen tank; 2. a partition plate; 3. a freezing chamber; 4. a cover plate; 5. placing a rack; 51. hooking; 6. a connecting hook; 7. a connecting rod; 8. a movable block; 9. rotating the rod; 10. lengthening a rod; 11. a communicating hole; 12. a fitting groove; 13. a separation plate; 14. rotating the hole; 15. a limiting plate; 16. a lifting plate.

Detailed Description

In the following description, numerous implementation details are set forth in order to provide a more thorough understanding of the present invention. It should be understood, however, that these implementation details should not be used to limit the invention. That is, in some embodiments of the invention, details of these implementations are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

In addition, the descriptions related to "first", "second", etc. in the present invention are only for description purposes, not specifically referring to the order or sequence, and are not intended to limit the present invention, but only to distinguish the components or operations described in the same technical terms, and are not to be construed as indicating or implying any relative importance or implicit indication of the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

Referring to fig. 1-4, the cell freezing device of the present invention comprises a liquid nitrogen tank 1 and a placing frame 5, a partition plate 2 is fixedly connected to the top of the liquid nitrogen tank 1, a freezing chamber 3 is disposed above the partition plate 2, a tank door is disposed on the right side of the freezing chamber 3, a cover plate 4 is disposed on the top of the freezing chamber 3 through a hinge, a movable block 8 is fitted in the center of the cover plate 4, a rotary hole 14 is vertically formed in the center of the top of the movable block 8, a connecting rod 7 is screwed to the inner wall of the rotary hole 14, a connecting hook 6 is fixedly connected to the bottom of the connecting rod 7, a communication hole 11 is formed in the center of the upper surface of the partition plate 2, a fitting groove 12 is formed in the inner wall of the communication hole 11, a separating plate 13 is attached to the inner wall of the fitting groove 12, a hook 51 adapted to the connecting hook 6 is fixedly connected to the center of the top of the placing frame 5, and the freezing chamber 3 of the device is separated from the liquid nitrogen tank 1 through the separating plate 13, and the intercommunicating pore 11 on the baffle 2 can make freezer 3 and liquid nitrogen container 1 be linked together again, can be so that be arranged in freezer 3 the test tube on the rack 5 can directly put into

liquid nitrogen container

1, and 6 cooperation couples 51 of coupling hook in the device, reached and to have made the rack 5 in the device can be connected with connecting rod 7's effect, then setting through rotary rod 9 and extension bar 10, thereby can make connecting rod 7 carry rack 5 and directly put into liquid nitrogen container 1, even if in making the cell of preliminary freezing directly get into the liquid nitrogen and store.

The freezing chamber 3 and the liquid nitrogen tank 1 are communicated through a communication hole 11.

The fixed surface that the movable block 8 is close to the top is connected with limiting plate 15 and lift plate 16, and limiting plate 15 is located lift plate 16 under, and limiting plate 15 is greater than the height of coupling hook 6 with the vertical distance of apron 4, has played the effect that makes coupling hook 6 and couple 51 break away from mutually of being convenient for.

The top of the connecting rod 7 is connected with a rotating rod 9 through a rotating shaft in a rotating way, and the upper surface of the cover plate 4 is provided with a plurality of storage grooves matched with the rotating rod 9.

The inside of storing tank agrees with extension bar 10, and the right-hand member of extension bar 10 is equipped with the butt joint piece, and the left end of extension bar 10 and the one end that connecting rod 7 was kept away from to rotary rod 9 all offer with the butt joint hole of butt joint piece looks adaptation, and the surface of extension bar 10 and rotary rod 9 all is equipped with the screw thread with 14 inner wall looks adaptations of rotatory hole, has played the effect of being convenient for make connecting rod 7 carry rack 5 and get into in the liquid nitrogen container 1.

When using the utility model discloses the time: firstly, test tubes loaded with treated cells are placed in a placing rack 5, then a box door of a freezing chamber 3 is opened, the placing rack 5 is enabled to carry the test tubes to be placed on the upper surface of a separating plate 13, the placing rack 5 is enabled to be hung on a connecting hook 6 through a hook 51, then a rotating rod 9 is rotated to enable the rotating rod 9 to be perpendicular to a cover plate 4, an extension rod 10 is selected to be in threaded connection with a butt hole on the rotating rod 9 according to needs, then the separating plate 13 is pulled, the liquid nitrogen tank 1 is enabled to be communicated with the freezing chamber 3 through a communication hole 11, then the rotating rod 9 is rotated, a connecting rod 7 enables the placing rack 5 to carry the test tubes to slowly descend into the liquid nitrogen tank 1 through the connecting hook 6, when the placing rack 5 is positioned at the bottom of the liquid nitrogen tank 1, a movable block 8 needs to slide downwards, a limiting plate 15 on the movable block 8 is enabled to be attached to the upper surface of the cover plate 4, namely, the connecting hook 6 at the moment can be separated from the hook 51 on the placing rack 5, then the connecting rod 7 is rotated one hundred eighty degrees again to adjust the direction of the connecting hook 6, then the lifting plate 16 is pinched again to make the movable block 8 carry the connecting rod 7 to rise, and then the rotating rod 9 or the extension bar 10 is rotated again, so that the connecting rod 7 can be moved into the freezing chamber 3 from the liquid nitrogen tank 1, and then the separation plate 13 is pushed back again, and the extension bar 10 is separated from the rotating rod 9, thereby completing the cell cryopreservation.

The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. The utility model provides a cell freezing device, includes liquid nitrogen container (1) and rack (5), its characterized in that: the top of the liquid nitrogen tank (1) is fixedly connected with a partition plate (2), a freezing chamber (3) is arranged above the partition plate (2), a box door is arranged on the right side of the freezing chamber (3), a cover plate (4) is arranged at the top of the freezing chamber (3) through a hinge, the center of the cover plate (4) is matched with a movable block (8), the center of the top of the movable block (8) is vertically provided with a rotating hole (14), the inner wall of the rotating hole (14) is connected with a connecting rod (7) in a threaded manner, the bottom of the connecting rod (7) is fixedly connected with a connecting hook (6), a communicating hole (11) is arranged in the center of the upper surface of the clapboard (2), a conjunction groove (12) is arranged on the inner wall of the communicating hole (11), the inner wall of the conjunction groove (12) is attached with a separation plate (13), and the center of the top of the placing frame (5) is fixedly connected with a hook (51) matched with the connecting hook (6).

2. A cell freezing apparatus according to claim 1, wherein: the freezing chamber (3) is communicated with the liquid nitrogen tank (1) through a communicating hole (11).

3. A cell freezing apparatus according to claim 1, wherein: the surface of the movable block (8) close to the top is fixedly connected with a limiting plate (15) and a lifting plate (16), the limiting plate (15) is located under the lifting plate (16), and the vertical distance between the limiting plate (15) and the cover plate (4) is greater than the height of the connecting hook (6).

4. A cell freezing apparatus according to claim 1, wherein: the top of connecting rod (7) is rotated through the pivot and is connected with rotary rod (9), a plurality of storage tanks with rotary rod (9) looks adaptation are seted up to the upper surface of apron (4).

5. A cell freezing apparatus according to claim 1, wherein: the inside of storing tank agrees with extension bar (10), the right-hand member of extension bar (10) is equipped with the butt joint piece, the left end of extension bar (10) and rotary rod (9) keep away from the one end of connecting rod (7) all set up with the butt joint hole of butt joint piece looks adaptation, the surface of extension bar (10) and rotary rod (9) all be equipped with the screw thread of rotatory hole (14) inner wall looks adaptation.