CN220545731U

CN220545731U - Ultralow temperature freezing tank for cell storage

Info

Publication number: CN220545731U
Application number: CN202322074318.1U
Authority: CN
Inventors: 王淑格; 张大雷; 张跃伟
Original assignee: Chuangyi Biotechnology Hebei Co ltd
Current assignee: Chuangyi Biotechnology Hebei Co ltd
Priority date: 2023-08-03
Filing date: 2023-08-03
Publication date: 2024-03-01
Anticipated expiration: 2033-08-03

Abstract

The utility model relates to the field of freezing tanks, in particular to an ultralow temperature freezing tank for cell storage, which comprises a base and a freezing tank, wherein the top of the base is fixedly provided with the freezing tank, the top of the freezing tank is provided with a bottle part, the top of the base is fixedly provided with upright posts positioned at two sides of the freezing tank, the opposite sides of the upright posts at two sides are provided with sliding grooves, a driving motor rotates a screw rod, and a moving rod is driven to move in the sliding grooves through threaded fit, so that a cover plate, a sealing head and a placement component can be lifted upwards, and the placement component can be placed and taken conveniently; after the placing component moves in the freezing tank through the inner hole of the bottle opening, the electric sliding rail drives the sliding seat to move forwards in the sliding groove II, so that the partition plate covers the inner hole of the bottle opening, volatilization of liquid nitrogen in the freezing tank can be reduced, foreign matters are prevented from falling into the freezing tank, the temperature fluctuation range in the freezing tank is minimized, the influence of temperature change on cells is reduced, the activity of the cells is improved, and good survival rate is kept.

Description

Ultralow temperature freezing tank for cell storage

Technical Field

The utility model relates to the field of freezing tanks, in particular to an ultralow temperature freezing tank for cell storage.

Background

For preservation of cells, the prior art mostly adopts a cell freezing method to directly store the cells in a container filled with liquid nitrogen, but the liquid nitrogen is inconvenient to put in or take out the cells, and when the container is opened, the liquid nitrogen is gasified instantly and is easy to frostbite operators, so that the cell preservation device is easy to produce bacteria when the operators put in or take out the cells, therefore, the cell liquid nitrogen container freezing storage device is required to be designed, the cells are convenient to store safely and reasonably, the protection effect is achieved for the operators, and in the Chinese patent with the publication number CN207531770U, a motor drives a driving wheel to drive a belt to rotate, so that a rotating shaft drives a winch to rotate, a cable drives a cell placement frame to enter a freezing cavity, and the cells are frozen and preserved.

But above-mentioned scheme drives the cell rack through the hawser and enters into the freezing chamber in, makes the hawser wearing and tearing easily, and the hawser rocks easily to can harden after freezing, consequently be difficult for placing and take the cell box, when taking and placing the cell box simultaneously, the liquid nitrogen volatilizes easily, influences the temperature stability in the container, and temperature variation can produce certain influence to the cell.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides an ultralow temperature freezing tank for cell storage.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a cell storage is with ultra-low temperature freezing jar, includes base and freezing jar, the fixed freezing jar that is provided with in base top, freezing jar top has the bottle mouth, the base top is located freezing jar both sides and is fixedly provided with the stand, both sides the stand opposite side is provided with the spout, spout internal rotation is provided with the screw rod, both sides slide in the spout and be provided with the carriage, carriage and screw threaded connection, the fixed driving motor that is provided with in stand top, the driving motor output is connected with the screw rod, the carriage bottom is fixed and is provided with the apron, apron and bottle mouth looks adaptation, the apron bottom is fixed and is provided with the sealing head, sealing head and bottle mouth looks adaptation, the sealing head bottom is provided with the subassembly of placing that is used for depositing the cell box, the fixed crossbeam that is provided with in stand back side, both sides the crossbeam opposite side is provided with spout two, two internal fixation of spout are provided with the electronic slide rail, slide on the slide is provided with the carriage, the fixed link that is provided with on the carriage, both sides between the link fixedly, baffle and bottle mouth cooperatees.

In order to facilitate placement of the cell box, the improvement of the utility model is that the placement component comprises a fixing frame and a supporting plate, a plurality of groups of openings are arranged on the fixing frame, the supporting plate is fixedly arranged on the bottom wall of each opening, and the top of the fixing frame is fixedly connected with the bottom of the sealing head.

In order to facilitate limiting of the cell box, the improvement of the utility model is that a baffle plate is fixedly arranged on one side of the top of the supporting plate.

In order to facilitate the improvement of the sealing performance between the cover plate and the bottle mouth part, the improvement of the utility model is that the top of the bottle mouth part is provided with an annular groove, the bottom of the cover plate is fixedly provided with a convex edge positioned on the periphery of the sealing head, and the convex edge is matched with the annular groove.

In order to facilitate the improvement of the tightness between the sealing head and the inner hole of the bottle mouth part, the improvement of the utility model is that the outer wall of the sealing head is in an inclined plane shape.

In order to facilitate the improvement, the utility model is characterized in that a sealing gasket is arranged at the contact position of the inner wall of the annular groove and the convex edge.

(III) beneficial effects

Compared with the prior art, the utility model provides an ultralow temperature freezing tank for cell storage, which has the following beneficial effects:

according to the ultralow temperature freezing tank for cell storage, the driving motor rotates the screw rod, the moving rod is driven to move in the chute through threaded fit, the cover plate, the sealing head and the placement component can be lifted upwards, and the placement component is convenient to place and take; after the placing component moves in the freezing tank through the inner hole of the bottle opening, the electric sliding rail drives the sliding seat to move forwards in the sliding groove II, so that the partition plate covers the inner hole of the bottle opening, volatilization of liquid nitrogen in the freezing tank can be reduced, foreign matters are prevented from falling into the freezing tank, the temperature fluctuation range in the freezing tank is minimized, the influence of temperature change on cells is reduced, the activity of the cells is improved, and good survival rate is kept.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the structure of FIG. 1 according to another embodiment of the present utility model;

FIG. 3 is a schematic view of the structure of FIG. 2 from another perspective in accordance with the present utility model;

FIG. 4 is a schematic view of the structure of FIG. 3 according to another embodiment of the present utility model;

in the figure: 1. a base; 2. a freezing tank; 3. a column; 4. a screw; 5. a moving rod; 6. a driving motor; 7. a cover plate; 8. a fixing frame; 9. a supporting plate; 10. a baffle; 11. a bottle mouth; 12. a cross beam; 13. a slide; 14. a connecting frame; 15. a partition plate; 16. a sealing head; 17. convex edges.

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.

Referring to fig. 1-4, an ultralow temperature freezing tank for cell storage comprises a base 1 and a freezing tank 2, wherein the freezing tank 2 is fixedly arranged at the top of the base 1, a bottle mouth 11 is arranged at the top of the freezing tank 2, stand columns 3 are fixedly arranged at two sides of the base 1, sliding grooves are formed in opposite sides of the stand columns 3, a screw 4 is rotatably arranged in the sliding grooves, moving rods 5 are slidably arranged in the sliding grooves at two sides, the moving rods 5 are in threaded connection with the screw 4, a driving motor 6 is fixedly arranged at the top of the stand columns 3, the output end of the driving motor 6 is connected with the screw 4, a cover plate 7 is fixedly arranged at the bottom of the moving rods 5, the cover plate 7 is matched with the bottle mouth 11, a sealing head 16 is fixedly arranged at the bottom of the cover plate 7, a sealing head 16 is matched with the bottle mouth 11, a placing component for storing cell boxes is arranged at the bottom of the sealing head 16, a cross beam 12 is fixedly arranged at the back side of the stand columns 3, two sides of the cross beam 12 are fixedly arranged, two sliding grooves are fixedly arranged in the opposite sides of the sliding groove, an electric sliding rail 13 is fixedly arranged in the sliding groove, an electric sliding rail is fixedly arranged at the two sliding seat, a sliding frame 13 is fixedly arranged on the sliding seat 13, and a sliding frame 15 is fixedly connected with the sliding frame 15, and the sliding frame 15 is fixedly arranged between the two sliding frames 15 is matched with the sliding frame 15.

The driving motor 6 rotates the screw rod 4, through screw-thread fit drive movable rod 5 in the spout removal, when movable rod 5 upwards moves, can upwards lift apron 7, sealing head 16 and place the subassembly, be convenient for place the cell box on placing the subassembly and take, place the subassembly and shift out the back in freezing jar 2 through the hole of bottle mouth 11 when placing the subassembly, electronic slide rail drive slide 13 is in spout second forward movement, drive baffle 15 forward movement through link 14, make baffle 15 cover the hole of bottle mouth 11, thereby can reduce the evaporation of liquid nitrogen in the freezing jar 2, and prevent that the foreign matter from falling into freezing jar 2, get on placing the subassembly and put the back, electronic slide rail drive slide 13 resets baffle 15, then driving motor 6 rotates screw rod 4, descend movable rod 5, make place the subassembly and get into freezing jar 2 through the hole of bottle mouth 11, sealing head 16 gets into bottle mouth 11 hole simultaneously, and apron 7 closely laminates with bottleneck portion 11 top.

The above-mentioned structure needs the cell box of being convenient for place when using, in order to satisfy above-mentioned demand, this application provides an embodiment, place the subassembly and include mount 8 and layer board 9, be provided with multiunit opening on the mount 8, the fixed layer board 9 that is provided with on the opening diapire, mount 8 top and sealing head 16 bottom fixed connection.

The above-mentioned subassembly of placing needs to prevent that the cell box from dropping when using, in order to satisfy above-mentioned demand, the fixed baffle 10 that is provided with in layer board 9 top one side.

The structure is required to guarantee that the cover plate 7 and the top of the bottle mouth part 11 have good sealing performance when in use, in order to meet the requirements, the top of the bottle mouth part 11 is provided with an annular groove, the bottom of the cover plate 7 is fixedly provided with a convex edge 17 at the periphery of the sealing head 16, and the convex edge 17 is matched with the annular groove.

In this embodiment, the outer wall of the sealing head 16 is inclined.

Good sealing performance is required between the convex edge 17 and the annular groove, and a sealing gasket is arranged at the contact position between the inner wall of the annular groove and the convex edge 17 in order to meet the requirements.

In this description, it should be noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although 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 alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a cell storage is with ultralow temperature freezing jar, includes base (1) and freezing jar (2), the fixed freezing jar (2) that is provided with in base (1) top, freezing jar (2) top has bottle mouth (11), its characterized in that: the utility model provides a freezing jar, including base (1), stand (2), stand (3), both sides are located fixed being provided with in base (1) top stand (3) opposite side is provided with the spout, the spout internal rotation is provided with screw rod (4), both sides the spout internal sliding is provided with movable rod (5), movable rod (5) and screw rod (4) threaded connection, stand (3) top is fixed being provided with driving motor (6), driving motor (6) output is connected with screw rod (4), movable rod (5) bottom is fixed being provided with apron (7), apron (7) and bottleneck portion (11) looks adaptation, apron (7) bottom is fixed being provided with sealing head (16), sealing head (16) and bottleneck portion (11) looks adaptation, sealing head (16) bottom is provided with the subassembly that places that is used for depositing the cell box, stand (3) back side is fixed being provided with crossbeam (12), both sides crossbeam (12) opposite side is provided with spout two, two internal fixed being provided with electronic slide rail, electronic slide rail (13) are provided with, slide (13) and are connected with between (14) and are fixed being provided with between slider (15) and the baffle.

2. The ultralow temperature freezing tank for cell storage according to claim 1, wherein: the placing assembly comprises a fixing frame (8) and a supporting plate (9), a plurality of groups of openings are formed in the fixing frame (8), the supporting plate (9) is fixedly arranged on the bottom wall of each opening, and the top of the fixing frame (8) is fixedly connected with the bottom of the sealing head (16).

3. The ultra-low temperature freezing tank for cell storage according to claim 2, wherein: a baffle (10) is fixedly arranged on one side of the top of the supporting plate (9).

4. A cell storage ultra-low temperature freezer according to claim 3, wherein: the bottle is characterized in that an annular groove is formed in the top of the bottle opening part (11), a convex edge (17) is fixedly arranged at the bottom of the cover plate (7) and located on the periphery of the sealing head (16), and the convex edge (17) is matched with the annular groove.

5. The ultralow temperature freezing tank for cell storage according to claim 4, wherein: the outer wall of the sealing head (16) is in an inclined plane shape.

6. The ultralow temperature freezing tank for cell storage according to claim 5, wherein: and a sealing gasket is arranged at the contact position of the inner wall of the annular groove and the convex edge (17).