CN214826039U

CN214826039U - Cell cryopreserving device

Info

Publication number: CN214826039U
Application number: CN202022564085.XU
Authority: CN
Inventors: 王现伟; 付康; 杨远方; 林俊堂; 任新华; 亢星亮
Original assignee: Henan Intercell Biology Technology Co ltd
Current assignee: Henan Intercell Biology Technology Co ltd
Priority date: 2020-11-09
Filing date: 2020-11-09
Publication date: 2021-11-23
Anticipated expiration: 2030-11-09

Abstract

The utility model provides a cell freezing device, which comprises a tank body and a plurality of freezing racks, wherein the top of the tank body is provided with a tank opening, and an inner cover and an outer cover are respectively arranged corresponding to the tank opening; the cryopreservation frame comprises two oppositely arranged side plates and a sealing plate for connecting the two side plates, a pull rod is arranged at the upper end of the sealing plate, the upper end of the pull rod is bent towards the direction opposite to the sealing plate to form a hanging rod, a lower accommodating groove is arranged at the upper side of the tank opening corresponding to each hanging rod, the inner cover comprises a cylinder adaptive to the inner diameter of the tank opening, a sealing cover with the outer diameter larger than the inner diameter of the tank opening is arranged at one end of the cylinder, a clamping groove is arranged at the cylinder corresponding to each pull rod, and an upper accommodating groove is arranged at the sealing cover corresponding to each lower accommodating groove; the inner wall of the tank body is provided with a plurality of positioning frames, and the width of each positioning frame is greater than that of the sealing plate. This cell cryopreserving device cryopreserved state is more stable, can effectively avoid removing the in-process, places the box and removes or deviate from cryopreserved frame, avoids the cell damage.

Description

Cell cryopreserving device

Technical Field

The utility model relates to a cell storage facilities, specific theory has related to a cell cryopreserving device.

Background

Cell cryopreservation is a technique for placing cells in a low-temperature environment, reducing cell metabolism and facilitating long-term storage. Cell cryopreservation is one of the main methods for cell preservation, and plays a role in cell seed preservation. Cell cryopreservation is one of the main methods for cell preservation. The cells are stored in liquid nitrogen at the temperature of-196 ℃ at low temperature by using a freezing technology, so that the cells can be temporarily separated from a growth state and the cell characteristics can be stored.

Current cell cryopreserved is usually placed the cell storage tube in placing the box, places a plurality of boxes and places on cryopreserved frame, then will cryopreserved frame is put into liquid nitrogen jar and is preserved, but removes the in-process, cryopreserved frame rocks, places the box and takes place to remove easily on cryopreserved frame, causes the damage to the cell easily, in case the slippage also hardly takes out in addition, the follow-up box of placing.

In order to solve the above problems, people are always seeking an ideal technical solution.

Disclosure of Invention

The utility model aims at the not enough of prior art, for solving the technical problem who places the box and remove easily to the cell cryopreserving device that provides.

In order to realize the purpose, the utility model discloses the technical scheme who adopts is:

a cell cryopreservation device comprises a tank body and a plurality of cryopreservation racks, wherein the tank body is of a cylindrical structure, a nitrogen injection port is formed in the side part of the tank body, a tank opening is formed in the top of the tank body, and an inner cover and an outer cover are respectively arranged corresponding to the tank opening; the cryopreservation frame comprises two oppositely arranged side plates and a sealing plate connected with the two side plates, a pull rod is arranged at the upper end of the sealing plate, the upper end of the pull rod is bent towards the direction opposite to the sealing plate to form a hanging rod, a plurality of layers of laminates are arranged on the two side plates from top to bottom to form a plurality of layers of rectangular placing spaces, a lower accommodating groove is arranged at the upper side of the tank opening corresponding to each hanging rod, the inner cover comprises a cylinder adaptive to the inner diameter of the tank opening, a sealing cover with the outer diameter larger than the inner diameter of the tank opening is arranged at one end of the cylinder, a clamping groove is arranged at the cylinder corresponding to each pull rod, and an upper accommodating groove is arranged at the sealing cover corresponding to each lower accommodating groove; the inner wall of the tank body is provided with a plurality of positioning frames, and the width of each positioning frame is greater than that of the sealing plate.

Based on the above, the middle part of the upper side of the sealing cover is provided with the strip-shaped bulge.

Based on the above, one side of the outer cover is hinged with the side of the tank opening, and the other side of the outer cover and the other side of the tank opening correspond to the locking assembly.

Based on the above, the hanging rod is bent upwards to form a circular ring with the hanging rod, and the sealing cover is provided with a notch corresponding to the circular ring.

Based on the above, the curb plate with evenly set up a plurality of through-holes on the shrouding.

Based on the above, the cylindricality structure includes straight section and reducing section, straight section with the jar mouth passes through the reducing section is connected, the diameter of jar mouth is less than straight section, pull rod include horizontal section and vertical section, the one end of horizontal section is connected the shrouding, and vertical section is connected to the other end forms the L type.

Based on the above, the diameter-changing section is provided with two symmetrical grabbing lugs.

Based on the above, the both sides of locating rack set up the baffle, the baffle sets up along the internal diameter direction of the jar body, and adjacent minimum interval between the baffle equals the width of shrouding, the baffle outside limit with the distance of locating rack equals the width of curb plate, evenly set up a plurality of through-holes on the baffle.

The utility model discloses relative prior art has substantive characteristics and progress, specific theory, the utility model provides a cell cryopreserved device pours into the liquid nitrogen into from annotating the nitrogen mouth in the use, puts into from the jar mouth and cryopreserved the frame, then covers inner cup and enclosing cover in proper order and cryopreserved, cryopreserved the frame and put into jar internal after, cover the inner cup, the pull rod card is gone into in the cylindrical draw-in groove, and the hitching rod card is at last holding tank and between the holding tank down, avoids its emergence to rock. This cell cryopreserving device cryopreserved state is more stable, can effectively avoid removing the in-process, places the box and removes or deviate from cryopreserved frame, avoids the cell damage.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural view of the frozen storage rack in the tank body of the utility model.

Fig. 3 is a schematic structural view of the inner cover of the present invention.

Fig. 4 is a schematic structural view of the freezing storage rack of the present invention.

In the figure: 1. a tank body; 2. a nitrogen injection port; 3. freezing and storing the shelves; 4. an inner cover; 5. an outer cover; 6. a side plate; 7. laminating the board; 8. closing the plate; 9, a pull rod; 10. hanging a connecting rod; 11. a cylinder; 12. sealing the cover; 13. a card slot; 14. an upper accommodating groove; 15. a positioning frame; 16. a partition plate; and 17, grasping the lug.

Detailed Description

The technical solution of the present invention will be described in further detail through the following embodiments.

As shown in fig. 1-4, a cell freezing device comprises a tank body 1 and a plurality of freezing racks 3, wherein the freezing racks are used for placing cell tube placing boxes, the tank body 1 is of a cylindrical structure, the side part of the tank body is provided with a nitrogen injection port 2, the top part of the tank body is provided with a tank opening, and an inner cover 4 and an outer cover 5 are respectively arranged corresponding to the tank opening; injecting liquid nitrogen from the nitrogen injection port in the using process, putting the freezing rack from the tank port, and then sequentially covering the inner cover and the outer cover for freezing.

Specifically, referring to fig. 4, the cryopreservation rack 3 includes two side plates 6 arranged oppositely and a sealing plate 8 connecting the two side plates 6, a pull rod 9 is arranged at the upper end of the sealing plate 8, the upper end of the pull rod 9 is bent towards the direction opposite to the sealing plate 8 to form a hanging rod 10, the two side plates 6 are provided with a plurality of laminates 7 from top to bottom to form a plurality of layers of rectangular placing spaces (for placing a placing box), the upper side of the tank opening is provided with a lower accommodating groove corresponding to each hanging rod 10, the inner cover 4 includes a cylinder 11 adapted to the inner diameter of the tank opening, one end of the cylinder 11 is provided with a sealing cover 12 having an outer diameter larger than the inner diameter of the tank opening, the cylinder is provided with a clamping groove 13 corresponding to each pull rod 9, and the sealing cover 12 is provided with an upper accommodating groove 14 corresponding to each lower accommodating groove; after the freezing frame is placed into the tank body, the inner cover is covered, the pull rod is clamped into the cylindrical clamping groove, the hanging rod is clamped between the upper holding tank and the lower holding tank, and the rocking of the hanging rod is avoided.

In addition, the inner wall of the tank body 1 is provided with a plurality of positioning frames 15, the width of each positioning frame 15 is larger than that of the sealing plate 8, each positioning frame 15 forms a hollow polygonal column structure, after the freezing storage frame is placed in the tank body, the opening side of each layer of placing space faces the positioning frame, and the placing box is prevented from sliding out of the placing space of the freezing storage frame due to inertia.

Further, the middle of the upper side of the sealing cover 12 is provided with a strip-shaped bulge, so that the inner cover can be conveniently opened.

Specifically, one side of the outer cover 5 is hinged to the side of the tank opening, the other side of the outer cover 5 corresponds to the other side of the tank opening, a locking assembly is convenient to lock after the inner cover is covered, the outer cover is covered, and the locking assembly can adopt a conventional locking assembly in the prior art.

Further, hang and connect pole 10 and bend upwards and form the ring with self, closing cap 12 sets up the breach corresponding to this ring, and the external diameter of ring is greater than this breach, covers the inner cup after, and the ring lies in the inner cup outside, avoids taking place the slippage.

Furthermore, a plurality of through holes are uniformly formed in the side plate 6 and the sealing plate 8, so that liquid nitrogen can circulate conveniently.

Further, the cylindricality structure includes straight section and reducing section, straight section with the jar mouth passes through the reducing section is connected, the diameter of jar mouth is less than straight section, and pull rod 9 includes horizontal section and vertical section, the one end of horizontal section is connected shrouding 8, and the vertical section is connected to the other end and forms the L type, horizontal section with the width sum of curb plate 6 equals the difference of the internal diameter of straight section and jar mouth.

Further, the diameter-changing section is provided with two symmetrical grabbing lugs 17, so that the movement is convenient.

Further, the both sides of locating rack 15 set up baffle 16, baffle 16 sets up along jar internal diameter direction of body 1, and is adjacent minimum interval between the baffle 16 equals the width of shrouding 8, 16 outside limits of baffle with the distance of locating rack 15 equals the width of curb plate 6 further fixes a position the frame of depositing by freezing, evenly set up a plurality of through-holes on the baffle 16, the liquid nitrogen circulation of being convenient for.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention and not to limit it; although the present invention has been described in detail with reference to preferred embodiments, it should be understood by those skilled in the art that: the invention can be modified or equivalent substituted for some technical features; without departing from the spirit of the present invention, it should be understood that the scope of the claims is intended to cover all such modifications and variations.

Claims

1. A cell cryopreservation device is characterized in that: the freezing storage tank comprises a tank body and a plurality of freezing storage racks, wherein the tank body is of a cylindrical structure, a nitrogen injection port is formed in the side part of the tank body, a tank opening is formed in the top of the tank body, and an inner cover and an outer cover are arranged corresponding to the tank opening respectively; the cryopreservation frame comprises two oppositely arranged side plates and a sealing plate connected with the two side plates, a pull rod is arranged at the upper end of the sealing plate, the upper end of the pull rod is bent towards the direction opposite to the sealing plate to form a hanging rod, a plurality of layers of laminates are arranged on the two side plates from top to bottom to form a plurality of layers of rectangular placing spaces, a lower accommodating groove is arranged at the upper side of the tank opening corresponding to each hanging rod, the inner cover comprises a cylinder adaptive to the inner diameter of the tank opening, a sealing cover with the outer diameter larger than the inner diameter of the tank opening is arranged at one end of the cylinder, a clamping groove is arranged at the cylinder corresponding to each pull rod, and an upper accommodating groove is arranged at the sealing cover corresponding to each lower accommodating groove; the inner wall of the tank body is provided with a plurality of positioning frames, and the width of each positioning frame is greater than that of the sealing plate.

2. The cell cryopreservation device of claim 1, wherein: the middle of the upper side of the sealing cover is provided with a strip-shaped bulge.

3. The cell cryopreservation device of claim 1 or 2, wherein: one side of the outer cover is hinged with the side part of the tank opening, and the other side of the outer cover and the other side of the tank opening correspond to a locking assembly.

4. The cell cryopreservation device of claim 3, wherein: the hanging connecting rod is bent upwards to form a circular ring with the hanging connecting rod, and the sealing cover is provided with a notch corresponding to the circular ring.

5. The cell cryopreservation device of claim 4, wherein: the side plates and the sealing plates are evenly provided with a plurality of through holes.

6. The cell cryopreservation device of claim 1, wherein: the cylindricality structure includes straight section and reducing section, straight section with the jar mouth passes through the reducing section is connected, the diameter of jar mouth is less than straight section, the pull rod includes horizontal section and vertical section, the one end of horizontal section is connected the shrouding, and the vertical section is connected to the other end forms the L type.

7. The cell cryopreservation device of claim 6, wherein: the diameter-changing section is provided with two symmetrical grabbing lugs.

8. The cell cryopreservation device of claim 1, wherein: the two sides of the positioning frame are provided with partition plates, the partition plates are arranged along the inner diameter direction of the tank body, the minimum distance between every two adjacent partition plates is equal to the width of the sealing plate, the distance between the outer side edge of each partition plate and the positioning frame is equal to the width of the side plate, and the partition plates are evenly provided with a plurality of through holes.