Cell freezing storage device

Abstract

The utility model discloses a cell freezing storage device which comprises a freezing box, a fixing mechanism is arranged on the freezing box, the fixing mechanism comprises inner sleeves, an inserting rod, a storage tank, an elastic piece, a follow-up disc, an unfastening mechanism and a positioning mechanism, a plurality of fixing holes are formed in the freezing box, the inner sleeves are installed in the fixing holes respectively, and the inner sleeves are connected with the storage tank through the inserting rod. The fixing mechanism is composed of an inner sleeve, an insertion rod, a storage tank, elastic pieces, a follow-up disc and the like, the inner sleeve is installed in a fixing hole of the freezing box to provide stable supporting, the insertion rod can flexibly slide in the inner sleeve and is connected with the storage tank, and the elastic pieces evenly distributed on the inner wall of the inner sleeve and clamping grooves in the side wall of the insertion rod form a reliable locking structure; the follow-up disc slides in the inner sleeve and is tightly matched with the insertion rod to provide stable supporting, and the multi-point clamping connection design of the elastic piece and the clamping groove ensures the fixing reliability of the storage tank.

Description

TECHNICAL FIELD

[0001] The utility model relates to cell cryopreservation technical field, more specifically, it relates to a cell cryopreservation device. BACKGROUND

[0002] In the current biomedical research and clinical application field, the cryopreservation of cells is a crucial basic work. However, the existing cell cryopreservation device has obvious technical defects in the actual application process, mainly in the installation and fixation link between the storage tank and the freezer. Due to the lack of convenient and efficient fixing mechanism, the operator often needs to spend a lot of time and effort when installing and replacing the storage tank, which not only reduces the work efficiency, but also may affect the preservation quality of the cell sample due to improper fixation.

[0003] More importantly, the instability of the traditional fixing method directly affects the reliability and safety of the whole storage system. If the storage tank is not firmly fixed in the freezer, it may be displaced due to external vibration or daily operation, which not only affects the sealing performance of the freezer, but also may cause fluctuations in the storage temperature, thereby endangering the precious cell sample. UTILITY MODEL CONTENT

[0004] (I) Technical problem solved

[0005] In view of the problems existing in the prior art, the utility model provides a cell cryopreservation device to solve the technical problems mentioned in the background art.

[0006] (II) Technical scheme

[0007] In order to achieve the above purpose, the utility model provides the following technical scheme: a cell cryopreservation device, comprising a freezer, a fixing mechanism is arranged on the freezer, the fixing mechanism comprises an inner sleeve, an insertion rod, a storage tank, an elastic sheet, a follow-up disc, an unlocking mechanism and a positioning mechanism, a plurality of fixing holes are formed in the freezer, an inner sleeve is arranged in each fixing hole, an insertion rod is slidably connected to each inner sleeve, a storage tank is arranged on each insertion rod, a plurality of elastic sheets are equidistantly arranged on the inner wall of the inner sleeve, a plurality of clamping grooves are equidistantly formed on the side wall of the insertion rod, the elastic sheets are clamped in the clamping grooves, the follow-up disc is slidably connected to the inner sleeve, the insertion rod abuts against the follow-up disc, and the unlocking mechanism and the positioning mechanism are arranged in the inner sleeve.

[0008] The utility model is further provided with an unlocking mechanism, which comprises an unlocking sleeve, the unlocking sleeve is slidably connected to the insertion rod, and the unlocking sleeve abuts against the plurality of elastic sheets, and the design of the unlocking mechanism ensures the convenience of unlocking.

[0009] The utility model further provides for, the outer wall of the unhooking cover is equipped with annular groove, annular groove and insert rod are coaxial arrangement, the design of annular groove guarantees the deformation unhooking of elastic sheet.

[0010] The utility model further provides for, the lower end surface of the unhooking cover is equipped with multiple push rods at equal intervals, multiple push rods are connected on the upper end surface of the follow-up disc respectively, the design of push rod guarantees the synchronous sliding of follow-up disc and unhooking cover.

[0011] The utility model further provides for, the positioning mechanism includes guide rod, the top groove is set up in the coaxial center of insert rod, the bottom groove is set up in the inner cover, the guide rod is connected in the top groove and the bottom groove respectively, the design of positioning mechanism guarantees the positioning of insert rod and inner cover.

[0012] The utility model further provides for, the guide rod is installed on the follow-up disc, and the guide rod and follow-up disc are coaxial arrangement.

[0013] The utility model further provides for, the lower end surface of the follow-up disc is equipped with multiple springs at equal intervals, multiple springs are equipped with synchronous disc, and the synchronous disc is attached in the inner cover, and the design of spring guarantees the stability of clamping.

[0014] The utility model further provides for, the lid is rotationally arranged on the freezer.

[0015] (Three) beneficial effects

[0016] Compared with the prior art, the utility model provides a cell freezing storage device, with the following

[0017] Beneficial effects:

[0018] 1, the fixed mechanism is composed of inner cover, insert rod, storage tank, elastic sheet and follow-up disc, wherein the inner cover is installed in the fixed hole of the freezer to provide stable support, the insert rod can be flexibly slid in the inner cover and is connected with the storage tank, the elastic sheet evenly distributed on the inner wall of the inner cover and the clamping groove of the side wall of the insert rod form a reliable locking structure, the follow-up disc is slid in the inner cover and is closely matched with the insert rod to provide stable support, and the multi-point clamping design of the elastic sheet and the clamping groove ensures the fixing reliability of the storage tank.

[0019] 2, the unhooking mechanism adopts the combined design of unhooking cover and push rod, wherein the unhooking cover can be freely slid on the insert rod and is flexibly matched with the elastic sheet, the annular groove on the outer wall of the unhooking cover is coaxially arranged with the insert rod to facilitate centering, multiple push rods on the lower end surface of the unhooking cover form a synchronous transmission mechanism with the follow-up disc, and the elastic sheet can be separated from the clamping groove through the sliding of the unhooking cover to realize quick release.

[0020] 3. The positioning mechanism is composed of a guide rod and a spring, the guide rod is in sliding fit with the top slot of the insertion rod and the bottom slot of the inner sleeve respectively, the accurate movement track is ensured, the guide rod is coaxially installed with the follow-up disc to ensure synchronization, a plurality of springs on the lower end surface of the follow-up disc form an elastic supporting mechanism with the synchronous disc, and stable positioning of the storage tank can be realized through the pre-tightening force of the spring. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is a whole structure schematic view of a cell cryopreservation device in the utility model;

[0022] Figure 2 It is a structure schematic view of a freezer and a storage tank in the utility model;

[0023] Figure 3 It is a structure schematic view of an inner sleeve in the utility model;

[0024] Figure 4 It is a sectional structure schematic view of the utility model; Figure 3

[0025] Figure 5 It is a sectional structure schematic view of a follow-up disc in the utility model.

[0026] In the drawing: 1, freezer; 2, inner sleeve; 3, insertion rod; 4, storage tank; 5, elastic sheet; 6, follow-up disc; 7, fixing hole; 8, clamping slot; 9, disengaging sleeve; 10, annular slot; 11, push rod; 12, guide rod; 13, top slot; 14, bottom slot; 15, spring; 16, synchronous disc; 17, cover. DETAILED DESCRIPTION

[0027] It should be noted that the embodiments and the features in the embodiments in the present application can be combined with each other without conflict. The present application will be described in detail below with reference to the drawings and in combination with embodiments.

[0028] It should be noted that, unless otherwise specified, all technical and scientific terms used in the present application have the same meaning as that generally understood by ordinary skilled in the art to which the present application belongs.

[0029] In the present application, unless otherwise specified, the directions such as "up, down" are generally directed to the directions shown in the drawings, or are directed to the vertical, perpendicular or gravity directions; similarly, for the convenience of understanding and description, "left, right" are generally directed to the left and right shown in the drawings; "inner, outer" refer to the inner and outer relative to the contour of each component itself, but the above direction words are not used to limit the present application.

[0030] Please refer to Figures 1-5 ​The utility model provides a kind of cell cryogenic storage device, including freezer 1, fixed mechanism is provided on freezer 1, fixed mechanism includes inner sleeve 2, insertion rod 3, storage tank 4, elastic sheet 5, follower disc 6, unhooking mechanism and positioning mechanism, multiple fixed holes 7 are set in freezer 1, each fixed hole 7 is respectively mounted with inner sleeve 2, each inner sleeve 2 is respectively slidably connected insertion rod 3, each insertion rod 3 is respectively mounted with storage tank 4, multiple elastic sheet 5 are equidistantly installed on the inner wall of inner sleeve 2, multiple clamping grooves 8 are equidistantly set on the side wall of insertion rod 3, multiple elastic sheet 5 are clamped in clamping groove 8, follower disc 6 is slidably connected in inner sleeve 2, insertion rod 3 is in abutment on follower disc 6, unhooking mechanism and positioning mechanism are installed in inner sleeve 2, unhooking mechanism includes unhooking sleeve 9, unhooking sleeve 9 is slidably connected on insertion rod 3, and unhooking sleeve 9 is in abutment on multiple elastic sheet 5, annular groove 10 is set on the outer wall of unhooking sleeve 9, annular groove 10 and insertion rod 3 are coaxial, multiple push rods 11 are equidistantly provided on the lower end surface of unhooking sleeve 9, multiple push rods 11 are respectively connected on the upper end surface of follower disc 6, positioning mechanism includes guide rod 12, top groove 13 is coaxially set in insertion rod 3, bottom groove 14 is set in inner sleeve 2, guide rod 12 is slidably connected in top groove 13 and bottom groove 14 respectively, guide rod 12 is installed on follower disc 6, and guide rod 12 and follower disc 6 are coaxial, multiple springs 15 are equidistantly provided on the lower end surface of follower disc 6, multiple springs 15 are provided with synchronous disc 16, synchronous disc 16 is attached in inner sleeve 2, lid 17 is rotatably arranged on freezer 1.

[0031] In the embodiment, when the corresponding storage box needs to be placed in the freezer 1 for freezing storage, first, the insertion rod 3 is inserted into the inner sleeve 2, then the multiple elastic sheets 5 are clamped in the clamping grooves 8, thereby ensuring the one-way movement of the insertion rod 3, then the insertion rod 3 is in abutment on the follower disc 6, and the reverse pushing force is applied by the spring 15, thereby ensuring the stability of the clamping, when unhooking, continue to press the insertion rod 3 downward, the follower disc 6 moves downward, then the unhooking sleeve 9 slides downward synchronously, then the elastic sheet 5 is clamped in the annular groove 10, because the elastic sheet 5 applies a corresponding elastic force, the elastic sheet 5 unclamps and clamps the clamping groove 8, then pull the unhooking rod upward to unclamp the connection, then pull the guide rod 12 to unclamp the connection between the elastic sheet 5 and the annular groove 10, thereby resetting it to ensure clamping next time.

[0032] More specifically, for different cell freezing needs, only the insertion rod 3 on the corresponding storage tank 4 needs to be inserted into the inner sleeve 2 to complete the fixation, then multiple storage tanks 4 can be fixed, thereby completing the use process.

[0033] In summary, when the whole device is in use or operation: when the corresponding storage box needs to be placed in the freezing box 1 for frozen storage, first insert the rod 3 into the inner sleeve 2, then the multiple elastic pieces 5 will be clamped in the clamping groove 8, thus ensuring the one-way movement of the insertion rod 3, then the insertion rod 3 is on the follow-up disc 6, and the reverse thrust is applied by the spring 15, thus ensuring the stability of the clamping, when it needs to be released, continue to press the insertion rod 3 downward, the follow-up disc 6 moves downward, then the sleeve 9 slides downward synchronously, then the elastic piece 5 will be clamped in the annular groove 10, due to the corresponding elastic force of the elastic piece 5, the elastic piece 5 is released from the clamping between the clamping groove 8, then pull the release rod upward to release the connection, then pull the guide rod 12 to release the connection between the elastic piece 5 and the annular groove 10, thus it can be reset to ensure the clamping next time, for different cell freezing needs, only need to insert the insertion rod 3 on the corresponding storage tank 4 into the inner sleeve 2 to complete the fixation, then multiple storage tanks 4 can be fixed, thus completing the use process.

[0034] In all the schemes mentioned above, the connection between the two components can be selected according to the actual situation, such as welding, bolt and nut connection, bolt or screw connection or other known connection methods, which will not be described one by one, and the welding is preferred for the fixed connection mentioned above. Although the embodiments of the utility model have been shown and described, those skilled in the art can understand that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A cell cryo-storage device comprising a cryobox (1) characterised in that: The freezing box (1) is provided with a fixing mechanism, which comprises an inner sleeve (2), an insertion rod (3), a storage tank (4), an elastic sheet (5), a follower disc (6), an unlocking mechanism and a positioning mechanism, a plurality of fixing holes (7) are formed in the freezing box (1), the inner sleeve (2) is arranged in each fixing hole (7), the insertion rod (3) is slidably connected to the inner sleeve (2), the storage tank (4) is arranged on the insertion rod (3), a plurality of elastic sheets (5) are equidistantly arranged on the inner wall of the inner sleeve (2), a plurality of clamping grooves (8) are equidistantly formed on the side wall of the insertion rod (3), the elastic sheets (5) are clamped in the clamping grooves (8), the follower disc (6) is slidably connected to the inner sleeve (2), the insertion rod (3) abuts against the follower disc (6), and the unlocking mechanism and the positioning mechanism are arranged in the inner sleeve (2).

2. A cell cryostorage device according to claim 1, wherein: The unlocking mechanism comprises an unlocking sleeve (9), the unlocking sleeve (9) is slidably connected to the insertion rod (3), and the unlocking sleeve (9) abuts against the elastic sheets (5).

3. A cell cryostorage device according to claim 2, wherein: An annular groove (10) is formed in the outer wall of the unlocking sleeve (9), and the annular groove (10) and the insertion rod (3) are coaxially arranged.

4. A cell cryostorage device according to claim 3, wherein: A plurality of push rods (11) are equidistantly arranged on the lower end surface of the unlocking sleeve (9), and the push rods (11) are connected to the upper end surface of the follower disc (6).

5. A cell cryostorage device according to claim 4, characterised in that: The positioning mechanism comprises a guide rod (12), a top groove (13) is coaxially formed in the insertion rod (3), a bottom groove (14) is formed in the inner sleeve (2), and the guide rod (12) is slidably connected to the top groove (13) and the bottom groove (14).

6. A cell cryostorage device according to claim 5, wherein: The guide rod (12) is arranged on the follower disc (6) and coaxially arranged with the follower disc (6).

7. A cell cryostorage device according to claim 6, characterised in that: A plurality of springs (15) are equidistantly arranged on the lower end surface of the follower disc (6), a synchronous disc (16) is arranged on the springs (15), and the synchronous disc (16) is attached to the inner sleeve (2).

8. A cell cryostorage device according to claim 7, characterised in that: A cover (17) is rotatably arranged on the freezing box (1).

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