Cryopreservation rack

Abstract

The utility model relates to the technical field of cryopreservation frames, in particular to a cryopreservation frame which comprises a fixed frame, a plurality of movable frames are arranged in the fixed frame in a sliding mode, handles are arranged at one ends of the movable frames, containing cavities are formed in the movable frames, the cryopreservation frame further comprises limiting protrusions, and clamping grooves which are formed in the containing cavities and matched with the limiting protrusions are formed in the bottoms of cryopreservation boxes. The positioning clamps are arranged on the two sides of the containing cavity and used for fixing the cryopreservation box; the limiting assembly is arranged in the containing cavity and used for bearing the positioning clamp; the limiting protrusions are arranged in the movable frame, the clamping grooves inserted in the limiting protrusions are formed in the bottoms of the cryopreservation boxes, the design of a middle partition plate is omitted, and the overall size of the movable frame is reduced; and by arranging the positioning clamps, after the cryopreservation box is inserted, the cryopreservation box can be fixed through the positioning clamps, and the cryopreservation box is prevented from shaking in the moving process.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of freeze storage rack, specifically relates to a freeze storage rack. BACKGROUND

[0002] Freeze storage rack is a kind of container for low-temperature preservation reagent, biological sample in biological and medical field, freeze storage rack is generally used with freeze storage box.Freeze storage rack is generally stored in ultra-low temperature refrigerator and liquid nitrogen container, and its temperature can be kept at minus 80 degrees Celsius or below.

[0003] In the related art, the freeze storage rack includes a frame body enclosed by a top plate, a bottom plate, a left side plate, a right side plate and a rear side plate, a plurality of partitions arranged in the frame body and parallel to the top plate and the bottom plate, and the partitions divide the frame body into a plurality of accommodation units, so that one freeze storage rack can simultaneously store a plurality of freeze storage boxes.The formed plurality of accommodation units have access ports, which facilitate the taking and placing of freeze storage boxes.When mismatched freeze storage boxes are stored in separate accommodation units, the freeze storage boxes are prone to shaking in the accommodation units. UTILITY MODEL CONTENT

[0004] The utility model aims at solving the above-mentioned insufficient, provide a kind of freeze storage rack.

[0005] To solve the above technical problems, the utility model adopts the following technical solutions:

[0006] A freeze storage rack, comprising a fixed frame, a plurality of movable frames are slidably arranged in the fixed frame, one end of the movable frame is provided with a handle, a accommodation cavity is formed in the movable frame, and the freeze storage rack further comprises:

[0007] Positioning clamps are arranged on both sides of the accommodation cavity and used for fixing the freeze storage boxes;

[0008] Limiting protrusions are arranged in the accommodation cavity, and the bottom of the freeze storage box is provided with a clamping groove matched with the limiting protrusion;

[0009] Limiting components are arranged in the accommodation cavity and used for supporting the positioning clamps.

[0010] Further, the positioning clamp comprises a lifting block in the side wall of the movable frame, a clamping plate is arranged on the lifting block, the clamping plate is rotationally connected with the lifting block, a pressing block is arranged at the bottom end of the lifting block, and the limiting component is located at the bottom of the pressing block.

[0011] Further, the clamping plate comprises a rotating block rotationally connected with the lifting block, a fixing sleeve is arranged on the rotating block, and a chuck is slidably arranged on the fixing sleeve.

[0012] Further, a pressing rod is arranged at the end of the rotating block away from the fixing sleeve, and a receiving groove matched with the pressing rod is formed in the surface of the lifting block.

[0013] Further, the lifting block and the clamping plate are slidably connected with the movable frame, a side wall of the lifting block is provided with a first sliding block, a side wall of the movable frame is provided with a first sliding groove matched with the first sliding block, a side wall of the clamping plate is provided with a second sliding block, and a side wall of the movable frame is provided with a second sliding groove matched with the second sliding block.

[0014] Further, the limiting assembly comprises a reset spring located at the bottom of the accommodating cavity, and a baffle located at the bottom of the pressing block is arranged at the top end of the reset spring.

[0015] Compared with the prior art, the utility model has the advantages of:

[0016] The utility model discloses a limiting protrusion is arranged in the movable frame, and the bottom of the freeze storage box is provided with a clamping groove inserted on the limiting protrusion, cancels the middle baffle design, reduces the overall size of movable frame, and the positioning clamp is arranged, after inserting the freeze storage box, can fix the freeze storage box through the positioning clamp, prevents the shake when moving. BRIEF DESCRIPTION OF DRAWINGS

[0017] The drawings accompanying the specification provide further understanding of the utility model, and the schematic embodiment of the utility model and the explanation thereof are used to explain the utility model, and do not constitute improper limitation to the utility model.

[0018] Figure 1 It is the main body structure schematic drawing of the utility model;

[0019] Figure 2 It is the structure schematic drawing of the movable frame of the utility model;

[0020] Figure 3 It is Figure 2 The enlarged schematic view of A in the middle;

[0021] Figure 4 It is the structure schematic drawing of the positioning clamp of the utility model.

[0022] In the drawing: 1, fixed frame;2, movable frame;20, handle;21, first sliding groove;22, second sliding groove;3, accommodating cavity;31, limiting protrusion;4, positioning clamp;41, lifting block;42, clamping plate;421, rotating block;422, chuck;423, fixed sleeve;43, pressing rod;44, pressing block;45, first sliding block;46, second sliding block;5, limiting assembly;51, baffle;52, reset spring. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below in combination with the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. In the case of no conflict, the embodiments in the application and the features in the embodiments can be combined with each other. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the protection scope of the utility model.

[0024] It should be noted that if the embodiments of the utility model involve directional indications (such as up, down, left, right, front, back, etc.), the directional indications are only used to explain the relative position relationship, movement condition, etc. between the components in a certain specific posture, and if the specific posture changes, the directional indications also change accordingly.

[0025] Referring to Figures 1-4 As shown in FIG. 1, a cryopreservation rack comprises a fixed frame 1, a plurality of movable frames 2 are slidably arranged in the fixed frame 1, one end of each movable frame 2 is provided with a handle 20, a receiving cavity 3 is formed in each movable frame 2, and the cryopreservation rack further comprises:

[0026] A limiting protrusion 31 is arranged in the receiving cavity 3, and the bottom of the cryopreservation box is provided with a clamping groove matched with the limiting protrusion 31, the intermediate partition plate design is cancelled, and the overall size of the movable frame 2 is reduced.

[0027] A positioning clamp 4 is arranged on both sides of the receiving cavity 3, and after the cryopreservation box is placed in the receiving cavity 3, the clamping groove block at the bottom of the positioning clamp 4 is inserted onto the limiting protrusion 31, so as to fix the cryopreservation box.

[0028] In one embodiment, the handle 20 is fixedly arranged at one end of the movable frame 2, and in another embodiment, the handle 20 is movably arranged at one end of the movable frame 2 and / or the handle 20 is embedded in the movable frame 2.

[0029] In one embodiment, the positioning clamp 4 comprises a lifting block 41 arranged in the side wall of the movable frame 2, a clamping plate 42 is arranged on the lifting block 41, the clamping plate 42 is rotationally connected with the lifting block 41, a pressing block 44 is arranged at the bottom end of the lifting block 41, a groove is formed in the receiving cavity 3, the pressing block 44 can enter the groove after being pressed, and the limiting assembly 5 is located in the groove at the bottom of the pressing block 44.

[0030] After the cryopreservation box is inserted into the receiving cavity 3, the clamping plate 42 can be inwardly flipped, so that the clamping plate 42 is clamped on the top of the cryopreservation box, and the cryopreservation box is fixed again.

[0031] In one embodiment, the clamping plate 42 comprises a rotating block 421 rotationally connected with the lifting block 41, a fixing sleeve 423 is arranged on the rotating block 421, and a chuck 422 is slidably arranged on the fixing sleeve 423.

[0032] When facing the cryopreservation box with different heights, the clamp head 422 can be pressed downward so that the clamp head 422 can be closely attached to the top of the cryopreservation box.

[0033] In an embodiment, the rotating block 421 is provided with a pressing rod 43 at one end away from the fixed sleeve 423, and the surface of the lifting block 41 is provided with a receiving groove matched with the pressing rod 43.

[0034] When inserted into the cryopreservation box, the cryopreservation box will press the pressing rod 43 downward, the pressing rod 43 will be turned downward, and the clamping plate 42 will be turned upward, and after the cryopreservation box contacts the pressing block 44, the clamping plate 42 will be in a vertical state, facilitating clamping of the clamping plate 42 on the cryopreservation box.

[0035] In an embodiment, the lifting block 41 and the clamping plate 42 are slidably connected with the movable frame 2, the sidewall of the lifting block 41 is provided with a first sliding block 45, the sidewall of the movable frame 2 is provided with a first sliding groove 21 matched with the first sliding block 45, the sidewall of the clamping plate 42 is provided with a second sliding block 46, and the sidewall of the movable frame 2 is provided with a second sliding groove 22 matched with the second sliding block 46.

[0036] After the clamping plate 42 is turned upward, the second sliding block 46 can be aligned with the second sliding groove 22, and then the cryopreservation box continues to move downward, which pushes the pressing block 44 downward, so that the lifting block 41 and the clamping plate 42 move downward together, and the second sliding block 46 limits the clamping plate 42.

[0037] The bottom of the positioning clamp 4 is also provided with a limiting assembly 5 arranged in the accommodating cavity 3 for supporting the positioning clamp 4, which mainly keeps the positioning clamp 4 at a high position at the beginning, so that the clamping plate 42 can be turned upward, and the second sliding block 46 is aligned with the second sliding groove 22.

[0038] In an embodiment, the limiting assembly 5 includes a reset spring 52 located at the bottom of the accommodating cavity 3, and the top end of the reset spring 52 is provided with a baffle 51 located at the bottom of the pressing block 44, when the cryopreservation box presses the pressing rod 43 downward, the limiting assembly 5 can lift the positioning clamp 4 to a certain extent, which reduces the distance of the downward movement of the positioning clamp 4, so that the second sliding block 46 can be located at the top of the second sliding groove 22.

[0039] It is apparent for those skilled in the art that the present application is not limited to the details of the above exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or essential characteristics of the present application. Therefore, the embodiments should be regarded as exemplary and non-limiting, and the scope of the present application is defined by the appended claims rather than the above description, and all changes falling within the meaning and range of equivalent elements of the claims are intended to be embraced in the present application.

Claims

1. A cryopreservation rack, comprising a fixed frame (1), wherein a plurality of movable frames (2) are slidably disposed within the fixed frame (1), each movable frame (2) having a handle (20) at one end, and a receiving cavity (3) formed within the movable frame (2), characterized in that, Also includes: Positioning clips (4) are set on both sides of the accommodating cavity (3) to fix the cryopreservation box; A limiting protrusion (31) is provided in the receiving cavity (3), and a slot that matches the limiting protrusion (31) is provided at the bottom of the cryopreservation box; The limiting component (5) is located in the receiving cavity (3) and is used to support the positioning clamp (4).

2. The cryopreservation rack according to claim 1, characterized in that, The positioning clamp (4) includes a lifting block (41) located in the side wall of the movable frame (2). A clamping plate (42) is provided on the lifting block (41), and the clamping plate (42) is rotatably connected to the lifting block (41). A pressure block (44) is provided at the bottom end of the lifting block (41), and a limiting component (5) is located at the bottom of the pressure block (44).

3. A cryopreservation rack according to claim 2, characterized in that, The clamp (42) includes a rotating block (421) that is rotatably connected to the lifting block (41). A fixed sleeve (423) is provided on the rotating block (421), and a clamp (422) is slidably provided on the fixed sleeve (423).

4. A cryopreservation rack according to claim 3, characterized in that, The rotating block (421) is provided with a pressure rod (43) at one end away from the fixed sleeve (423), and the surface of the lifting block (41) is provided with a storage groove that matches the pressure rod (43).

5. A cryopreservation rack according to claim 2, characterized in that, The lifting block (41) and clamping plate (42) are slidably connected to the movable frame (2). The side wall of the lifting block (41) is provided with a first slider (45), the side wall of the movable frame (2) is provided with a first sliding groove (21) that cooperates with the first slider (45), the side wall of the clamping plate (42) is provided with a second slider (46), and the side wall of the movable frame (2) is provided with a second sliding groove (22) that cooperates with the second slider (46).

6. A cryopreservation rack according to claim 2, characterized in that, The limiting component (5) includes a reset spring (52) located at the bottom of the accommodating cavity (3), and a baffle (51) located at the bottom of the pressure block (44) is provided at the top of the reset spring (52).

Images