Cell low-temperature preservation device
By designing a low-temperature storage device for cells containing liquid nitrogen boxes and rotary storage boxes, the problems of liquid nitrogen loss and inconvenient operation are solved, and the easy search and acquisition of cell storage locations are achieved, reducing liquid nitrogen loss and maintenance costs.
Patent Information
- Application Number
- CN202421377126.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-17
- Publication Date
- 2025-03-25
- Estimated Expiration
- 2034-06-17
AI Technical Summary
When placing or removing the stake holder with cells, the liquid nitrogen inside the liquid nitrogen tank will flow outward through the tank port, resulting in a large amount of liquid nitrogen loss and leakage. The staff will suffer from low temperatures during operation, making it inconvenient to operate.
A cell cryogenic storage device is designed, including a liquid nitrogen box and a storage box. The circular pin and the driving wheel are driven to rotate by rotating the handwheel to complete the 90-degree rotation. The groove wheel drives the rotation shaft and the cross rotary wheel to facilitate the search and obtain the storage location of the cell. At the same time, the rotation and opening of the storage box is achieved through the cooperation of the slider and the support block, making it easy to remove the storage rack.
Through the design of rotating handwheels and sliders, the device achieves easy search and access to cell storage locations, reduces liquid nitrogen loss and leakage, reduces operation inconvenience for staff, and reduces maintenance costs.
Smart Images
Figure CN222656095U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of cell cryopreservation devices, in particular to a cell cryopreservation device. Background Art
[0002] Currently, long-term cryopreservation of stem cells for clinical and scientific research purposes is generally achieved using liquid nitrogen or liquid nitrogen vapor that can reach -196°C, and cell storage is generally achieved by placing cell storage tubes in cell storage boxes, which are then stored at low temperatures in liquid nitrogen storage tanks.
[0003] When the staff places the sample rack containing cells in the liquid nitrogen tank or takes the sample rack containing cells out of the liquid nitrogen tank, the liquid nitrogen in the liquid nitrogen tank will flow into the external environment through the tank port at the top of the liquid nitrogen tank, causing a large amount of liquid nitrogen to leak out. In addition, when the staff takes the sample rack, the low-temperature liquid nitrogen will cause discomfort to the staff and make it inconvenient to take it. For this reason, we have proposed a cell cryopreservation device. Utility Model Content
[0004] The utility model aims to provide a cell cryopreservation device to solve the problem in the above background technology that when a worker places a sample rack storing cells in a liquid nitrogen tank or takes out a sample rack storing cells from a liquid nitrogen tank, the liquid nitrogen in the liquid nitrogen tank will flow to the external environment through the tank opening at the top of the liquid nitrogen tank, causing a large amount of liquid nitrogen loss and leakage, and when the worker takes the sample rack, the low-temperature liquid nitrogen will cause discomfort to the worker and make it inconvenient to take the sample rack.
[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: comprising a liquid nitrogen box and a storage box, the storage box is located at the four corners of the inner cavity of the liquid nitrogen box, the top of the liquid nitrogen box is hinged with a box cover, the top left side of the box cover is provided with a storage opening, the inner cavity rear side of the storage opening is hinged with a cover plate, the top right side of the box cover is rotatably connected to a hand wheel, the bottom of the hand wheel is fixedly connected to a rotating rod, the rotating rod passes through the cover plate, the bottom of the rotating rod is fixedly connected to a round pin, the bottom of the round pin is fixedly connected to a driving wheel, the top middle of the box cover is rotatably connected to a cross turntable, and the top four corners of the cross turntable are fixedly connected to labels.
[0006] As a further description of the above technical solution:
[0007] The bottom of the cross turntable is fixedly connected with a rotating shaft, the bottom of the rotating shaft is fixedly connected with a groove wheel, and the groove wheel and the round pin are meshed with each other.
[0008] As a further description of the above technical solution:
[0009] The bottom of the groove wheel is fixedly connected with a support block, four sides of the support block are provided with sliding grooves, and the bottom of the support block is fixedly connected with a support shaft.
[0010] As a further description of the above technical solution:
[0011] A fixing seat is fixedly connected to the bottom of the support shaft, and a sliding block is provided on the left side of the top of the fixing seat, and the sliding block corresponds to the position of the storage opening.
[0012] As a further description of the above technical solution:
[0013] A box cover is hinged on the top of the storage box, and a storage rack is placed in the inner cavity of the storage box. The storage racks are arranged in sequence from top to bottom, and a handle is fixedly connected to the top of the storage rack.
[0014] As a further description of the above technical solution:
[0015] A placement groove is provided on the top of the storage rack, a storage tube is placed in the inner cavity of the placement groove, and clamping blocks are fixedly connected to the front and rear sides of the storage rack.
[0016] Compared with the prior art, the beneficial effects of the utility model are:
[0017] 1. The cell cryopreservation device drives the round pin and the driving wheel to rotate by rotating the hand wheel, and the groove wheel is positioned by the driving wheel. The round pin drives the groove wheel to rotate one circle to complete a ninety-degree rotation. The groove wheel drives the shaft to rotate, the shaft drives the cross turntable to rotate, and the cross turntable drives the label to rotate synchronously, which is convenient for searching the cell storage location and facilitating subsequent retrieval.
[0018] 2. The cell cryopreservation device can check the cells to be taken through the labels, and the groove wheel rotates, the groove wheel drives the support block to rotate, the support block drives the slide groove to rotate, and the slide groove drives the storage box to rotate, so that the storage box is pushed out of the storage port through the slider, the box cover is opened, and the storage rack is taken out through the handle, which can facilitate the storage and retrieval of cells, while reducing the large-scale loss and leakage of liquid nitrogen and reducing maintenance costs. BRIEF DESCRIPTION OF THE DRAWINGS
[0019] Figure 1 This is a schematic diagram of the overall structure of a cell cryopreservation device proposed by the utility model;
[0020] Figure 2 This is a schematic cross-sectional view of a cell cryopreservation device proposed by the utility model;
[0021] Figure 3 This is a partial structural schematic diagram of a cell cryopreservation device proposed by the utility model;
[0022] Figure 4This is a partial structural schematic diagram of a cell cryopreservation device proposed by the utility model;
[0023] Figure 5 The utility model is a partial cross-sectional structural schematic diagram of a cell cryopreservation device proposed by the utility model.
[0024] In the figure: 100, liquid nitrogen box; 110, box cover; 111, storage port; 120, cover plate; 130, hand wheel; 131, rotating rod; 132, round pin; 133, driving wheel; 140, cross turntable; 141, label; 142, rotating shaft; 150, groove wheel; 160, supporting block; 161, slide groove; 162, supporting shaft; 170, fixing seat; 180, slider; 200, storage box; 210, box cover; 220, storage rack; 230, handle; 240, placement slot; 250, storage tube; 260, block. DETAILED DESCRIPTION
[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0026] In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, unless otherwise specified, "multiple" means two or more.
[0027] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.
[0028] The utility model provides a cell cryopreservation device, which is convenient for searching the cell storage location and facilitating subsequent retrieval, can facilitate the storage and access of cells, and simultaneously reduces the large-scale loss and leakage of liquid nitrogen, thereby reducing maintenance costs.
[0029] See also Figure 1-Figure 5 , including a liquid nitrogen box 100 and a storage box 200;
[0030] Please refer again Figure 1-Figure 5 The storage box 200 is located at the four corners of the inner cavity of the liquid nitrogen box 100. The top of the liquid nitrogen box 100 is hinged with a box cover 110. The box cover 110 is used to facilitate maintenance. A storage port 111 is opened on the left side of the top of the box cover 110. The storage port 111 is used to store and access cells. A cover plate 120 is hinged on the rear side of the inner cavity of the storage port 111. The cover plate 120 is used to cover the storage port 111 to prevent the loss of liquid nitrogen. A hand wheel 130 is rotatably connected to the right side of the top of the box cover 110. The hand wheel 130 is used to drive the rotating rod 131 to rotate. The bottom of the hand wheel 130 is fixedly connected with a rotating rod 131. The rotating rod 131 is used to drive the round pin 132 and the driving wheel 133 to rotate. The rotating rod 131 passes through the cover plate 120. A round pin 132 is fixedly connected to the bottom of the rod 131, and the round pin 132 is used to drive the groove wheel 150 to rotate. A driving wheel 133 is fixedly connected to the bottom of the round pin 132, and the driving wheel 133 is used to limit the groove wheel 150 to rotate ninety degrees. A cross turntable 140 is rotatably connected to the middle of the top of the box cover 110, and the cross turntable 140 is used to fix labels. Labels 141 are fixedly connected to the top four corners of the cross turntable 140, and the label 141 is used to facilitate the search for cells. A rotating shaft 142 is fixedly connected to the bottom of the cross turntable 140, and the rotating shaft 142 is used to fix the groove wheel 150. The bottom of the rotating shaft 142 is fixedly connected to the groove wheel 150, and the groove wheel 150 and the round pin 132 are meshed with each other.
[0031] By rotating the hand wheel 130, the hand wheel 130 drives the round pin 132 and the driving wheel 133 to rotate, and the groove wheel 150 is positioned by the driving wheel 133. The round pin 132 drives the groove wheel 150 to rotate one circle, completing a ninety-degree rotation. The groove wheel 150 drives the rotating shaft 142 to rotate, the rotating shaft 142 drives the cross turntable 140 to rotate, and the cross turntable 140 drives the label 141 to rotate.
[0032] In summary, a cell cryopreservation device is provided to facilitate searching for the cell storage location and subsequent retrieval.
[0033] Please refer again Figure 1-Figure 5 The bottom of the groove wheel 150 is fixedly connected with a support block 160, and the support block 160 is used to open a slide groove 161. The four sides of the support block 160 are provided with slide grooves 161. The slide groove 161 is used to slide and connect the storage box 200, and to position the storage box 200. The bottom of the support block 160 is fixedly connected with a support shaft 162, and the support shaft 162 is used to fix the fixed seat 170. The bottom of the support shaft 162 is fixedly connected with a fixed seat 170. The fixed seat 170 is used to fix the slider 180. The top left side of the fixed seat 170 is provided with a slider 180. The slider 180 is used to push the storage box 200 to the storage opening 111. The position of the slider 180 and the storage opening 111 Correspondingly, a box cover 210 is hinged on the top of the storage box 200, and the box cover 210 is used to facilitate the removal of cells. A storage rack 220 is placed in the inner cavity of the storage box 200, and the storage rack 220 is used to open a placement slot 240. The storage racks 220 are arranged in sequence from top to bottom. A handle 230 is fixedly connected to the top of the storage rack 220. A placement slot 240 is opened on the top of the storage rack 220, and the placement slot 240 is used to place a preservation tube 250. A preservation tube 250 is placed in the inner cavity of the placement slot 240, and the preservation tube 250 is used to preserve cells. Blocks 260 are fixedly connected to the front and back sides of the storage rack 220, and the preservation tube 250 is used to fix two storage racks 220 to each other.
[0034] The cells to be taken are checked through the label 141, the groove wheel 150 rotates, the groove wheel 150 drives the support block 160 to rotate, the support block 160 drives the slide groove 161 to rotate, and the slide groove 161 drives the storage box 200 to rotate, so that the storage box 200 is pushed out of the storage port 111 through the slider 180, the box cover 210 is opened, and the storage rack 220 is taken out through the handle 230.
[0035] In summary, a cell cryopreservation device is provided that can facilitate the storage and access of cells, while reducing the large-scale loss and leakage of liquid nitrogen and reducing maintenance costs.
[0036] In specific use, when a cell cryopreservation device is used, the hand wheel 130 is rotated, the hand wheel 130 drives the round pin 132 and the driving wheel 133 to rotate, the driving wheel 133 is used to position the groove wheel 150, the round pin 132 drives the groove wheel 150 to rotate one circle, completes a ninety-degree rotation, the groove wheel 150 drives the rotating shaft 142 to rotate, the rotating shaft 142 drives the cross turntable 140 to rotate, the cross turntable 140 drives the label 141 to rotate, and the cells to be taken are checked through the label 141, the groove wheel 150 rotates, the groove wheel 150 drives the support block 160 to rotate, the support block 160 drives the slide 161 to rotate, the slide 161 drives the storage box 200 to rotate, so that the storage box 200 is pushed out of the storage port 111 through the slider 180, the box cover 210 is opened, the storage rack 220 is taken out through the handle 230, the block 260 is opened, the single storage rack 220 is taken out, and the storage tube 250 placed on the placement slot 240 is taken out.
[0037] In the description of this specification, reference is made to the terms "one embodiment", "some embodiments", "at least one embodiment or example". In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner.
[0038] Although the embodiments of the present invention have been shown and described, those skilled in the art will appreciate that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the claims and their equivalents.
Claims
1. A cell cryopreservation device, characterized in that: The invention comprises a liquid nitrogen box (100) and a storage box (200), wherein the storage box (200) is located at four corners of the inner cavity of the liquid nitrogen box (100), a box cover (110) is hingedly connected to the top of the liquid nitrogen box (100), a storage opening (111) is opened on the left side of the top of the box cover (110), a cover plate (120) is hingedly connected to the rear side of the inner cavity of the storage opening (111), a hand wheel (130) is rotatably connected to the right side of the top of the box cover (110), and the storage opening (111) is provided with a storage opening (111) on the left side of the top of the box cover (110). The bottom of the hand wheel (130) is fixedly connected to a rotating rod (131), the rotating rod (131) passes through the cover plate (120), the bottom of the rotating rod (131) is fixedly connected to a round pin (132), the bottom of the round pin (132) is fixedly connected to a driving wheel (133), the top middle of the box cover (110) is rotatably connected to a cross rotating disk (140), and the top four corners of the cross rotating disk (140) are fixedly connected to labels (141).
2. A cell cryopreservation device according to claim 1, characterized in that: The bottom of the cross turntable (140) is fixedly connected to a rotating shaft (142), the bottom of the rotating shaft (142) is fixedly connected to a groove wheel (150), and the groove wheel (150) and the round pin (132) are meshed with each other.
3. A cell cryopreservation device according to claim 2, characterized in that: The bottom of the groove wheel (150) is fixedly connected to a support block (160), four sides of the support block (160) are provided with sliding grooves (161), and the bottom of the support block (160) is fixedly connected to a support shaft (162).
4. A cell cryopreservation device according to claim 3, characterized in that: The bottom of the support shaft (162) is fixedly connected to a fixing seat (170), and a sliding block (180) is provided on the left side of the top of the fixing seat (170), and the position of the sliding block (180) corresponds to the storage opening (111).
5. A cell cryopreservation device according to claim 4, characterized in that: The top of the storage box (200) is hinged with a box cover (210), the inner cavity of the storage box (200) is provided with storage racks (220), the storage racks (220) are arranged in sequence from top to bottom, and the tops of the storage racks (220) are fixedly connected with handles (230).
6. A cell cryopreservation device according to claim 5, characterized in that: A placement groove (240) is provided on the top of the storage rack (220), a storage tube (250) is placed in the inner cavity of the placement groove (240), and clamping blocks (260) are fixedly connected to the front and rear sides of the storage rack (220).