Laboratory sample storage cabinet

Abstract

The utility model relates to the technical field of laboratory sample storage cabinets, and provides a laboratory sample storage cabinet. A first lead screw and a second lead screw in the moving mechanism synchronously rotate, so that two moving blocks move rightwards on the surfaces of the first lead screw and the second lead screw in a threaded mode, the moving blocks move to drive a limiting plate and a moving containing plate on one side to synchronously move outwards, all reagent bottles on the top of the moving containing plate are moved out of the storage cabinet in a unified mode, and a user can conveniently and accurately take and use the reagent bottles; the phenomenon of taking by mistake is prevented, and the problem that in the prior art, when reagent bottles close to the rear part of a placing plate are taken, reagents or samples in the front row need to be moved out one by one, and then target reagents or samples can be taken is solved; after a target reagent or a sample is taken, a rotating hand is reversed for resetting, a sealing block and a sealing strip are arranged for clamping connection, and the sealing block is adsorbed by utilizing a latex material of the sealing strip, so that the phenomenon that external dust flies into the storage cabinet due to a gap at the joint of a reset sealing plate and a rectangular movable groove is prevented.

Description

Technical Field

[0001] The utility model relates to the technical field of laboratory sample storage cabinets, and specifically relates to a laboratory sample storage cabinet. Background Art

[0002] Laboratory samples are small amounts of materials used in laboratory experiments, stored in specified containers and conditions, and have strict management systems for access and storage. In the laboratory, there are a large number of experimental reagents and a large number of samples generated during the R&D and production process that need to be retained for observation or later R&D. These reagents or samples are usually stored in reagent bottles used to store reagents or experimental samples, and the reagent bottles are usually placed in laboratory sample storage cabinets for storage.

[0003] After searching, the utility model patent with publication number CN211936957U discloses an adjustable laboratory sample storage cabinet, including a cabinet, the back of the cabinet is attached to the wall, a movable support plate is horizontally arranged in the cabinet, and multiple movable support plates are vertically arranged in the cabinet. The movable support plates divide the cabinet into multiple layers, and a first rectangular groove is vertically arranged in the middle of one side of the cabinet close to the wall corresponding to the position of the movable support plate of each layer, a first screw is vertically arranged in the first rectangular groove, the first screw and the top and bottom surfaces of the first rectangular groove are connected by bearings, a slider is mounted on the first screw in the first rectangular groove, the first screw and the slider are threadedly connected, and the two side surfaces of the slider are attached to the first rectangular groove. On both side surfaces, the side surfaces of the movable support plate are fixedly connected to the side surfaces of the slider, and a second rectangular groove is provided next to the first rectangular groove corresponding to each layer on the side of the cabinet close to the wall, and the second rectangular groove extends to one of the side surfaces of the cabinet, and a rotating shaft is vertically provided in the second rectangular groove close to the side surface of the cabinet, and the top and bottom surfaces of the rotating shaft and the second rectangular groove are connected by bearings, and the first screw rod of each layer is connected to the rotating shaft of the same layer by a belt transmission mechanism, and a first rotating wheel is fixed on the rotating shaft, and the outer ring part of the first rotating wheel is exposed from the side surface of the cabinet, and a movable baffle assembly is installed on the side surface of the movable support plate away from the wall, and the movable baffle assembly can slide vertically on the movable support plate under manual adjustment;

[0004] However, in the implementation of the relevant technology, it was found that the above-mentioned problems exist as follows: since the heights of the reagent bottles vary, although larger and taller containers can be accommodated after adjustment, when taking the reagent bottles at the back of the placement plate, the adjustment space between the placement plates is limited, and the front row reagents or samples need to be moved out one by one to get the target reagents or samples. This method easily increases the time for taking out the reagent bottles and is not convenient enough.

[0005] Therefore a laboratory sample storage cabinet is needed. Utility Model Content

[0006] The utility model provides a laboratory sample storage cabinet, which solves the problem in the related art that due to the different heights of reagent bottles, although larger and higher containers can be accommodated after adjustment, when taking reagent bottles at the rear of the placement plate, the adjustment space between the placement plates is limited, and the front row reagents or samples need to be moved out one by one to get the target reagents or samples.

[0007] The technical solution of the utility model is as follows: a laboratory sample storage cabinet, comprising a storage cabinet, a cabinet door movable on the surface of the storage cabinet, a handle fixedly connected to the surface of the cabinet door, a central placement plate provided inside the storage cabinet, a movable placement plate provided inside the storage cabinet, a moving mechanism provided on one side of the storage cabinet, and the moving mechanism used to move the movable placement plate out of the storage cabinet ；

[0008] The moving mechanism includes a handle, the inner wall of the handle is fixedly connected to a screw rod 1, the outer wall of the screw rod 1 is threadedly connected to a moving block, one side of the moving block is fixedly connected to a limiting plate, the side of the limiting plate away from the moving block is fixedly connected to one side of the moving placement plate, a movable groove is opened on the side of the storage cabinet, and the limiting plate is slidably connected to the movable groove.

[0009] Preferably, the outer wall of the screw rod 1 away from the end of the handle is fixedly connected to the pulley 1, the outer wall of the pulley 1 is transmission connected to the belt, the pulley 1 is connected to the pulley 2 through the belt transmission, and the inner wall of the pulley 2 is fixedly connected to the screw rod 2.

[0010] Preferably, one end of the movable placement plate is fixedly connected to a sealing plate, one side of the sealing plate is provided with a sealing assembly, the sealing assembly includes a sealing block, one side of the sealing plate is fixedly connected to one side of the sealing block, a sealing groove is opened on one side of the storage cabinet, and the inner wall of the sealing groove is fixedly connected with a sealing strip.

[0011] Preferably, the cross-sectional dimensions of the sealing block are smaller than the cross-sectional dimensions of the sealing strip, and the sealing block is snap-fitted to the sealing strip.

[0012] Preferably, the sealing strip is made of latex.

[0013] Preferably, a rectangular movable groove is opened on one side of the storage cabinet, and the bottom of one end of the movable placement plate contacts the top of the inner wall of the rectangular movable groove.

[0014] Preferably, a fixing block is fixedly connected to one side of the storage cabinet, and one end of the screw rod passes through the inner wall of the fixing block and extends to the other side of the fixing block.

[0015] Preferably, the sealing plate is in the shape of a three-dimensional rectangle, and one side of the sealing plate is in close contact with one side of the storage cabinet.

[0016] Preferably, the outer wall of the first lead screw is rotatably connected to the inner wall of the fixed block through a bearing.

[0017] The working principle and beneficial effects of the present utility model are as follows:

[0018] 1. In the present utility model, through the synchronous rotation of the first lead screw and the second lead screw in the moving mechanism, the two moving blocks move rightward along the threads on the surfaces of the first lead screw and the second lead screw. The movement of the moving blocks drives the limiting plate and the moving placement plate on one side to move outward synchronously, and all the reagent bottles on the top of the moving placement plate are uniformly moved out of the storage cabinet, which is convenient for the user to accurately pick up and prevents the occurrence of mis-taking. It solves the problem in the prior art that when picking up the reagent bottles at the rear part of the placement plate, the adjustment space between the placement plates is limited, and it is necessary to move out the front-row reagents or samples one by one to obtain the target reagent or sample. This method is likely to increase the time for taking out the reagent bottles and is not convenient enough.

[0019] 2. After the target reagent or sample is taken out, the present utility model rotates the turning handle in reverse for resetting. The sealing block is engaged with the sealing strip, and the latex material of the sealing strip adsorbs the sealing block, preventing the occurrence of the phenomenon that dust from the outside drifts into the storage cabinet due to the gap at the connection between the reset sealing plate and the rectangular movable groove. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] The following further describes the present utility model in detail with reference to the drawings and specific embodiments.

[0021] Figure 1 is the three-dimensional structure schematic diagram proposed by the present utility model;

[0022] Figure 2 is the rear view structure schematic diagram proposed by the present utility model;

[0023] Figure 3 is the exploded structure schematic diagram of the sealing plate proposed by the present utility model;

[0024] Figure 4 is proposed by the present utility model Figure 3 side view structure schematic diagram;

[0025] Figure 5 is proposed by the present utility model Figure 3 magnified structure schematic diagram of A in;

[0026] In the figure: 1 storage cabinet; 11 cabinet door; 12 handle; 13 central placement plate; 14 moving placement plate; 2 moving mechanism; 21 turning handle; 22 first lead screw; 23 moving block; 24 limiting plate; 25 belt; 26 second lead screw; 27 fixed block; 3 rectangular movable groove; 4 sealing assembly; 41 sealing groove; 42 sealing strip; 43 sealing block; 5 sealing plate. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0027] The following will be combined with 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 of 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.

[0028] See also Figures 1 to 5 The utility model provides a technical solution for a laboratory sample storage cabinet: a laboratory sample storage cabinet, comprising a storage cabinet 1, a cabinet door 11 movable on the surface of the storage cabinet 1, a handle 12 fixedly connected to the surface of the cabinet door 11, a central placement plate 13 is provided inside the storage cabinet 1, a movable placement plate 14 is provided inside the storage cabinet 1, a rectangular movable groove 3 is opened on one side of the storage cabinet 1, the bottom of one end of the movable placement plate 14 contacts the top of the inner wall of the rectangular movable groove 3, and the rectangular movable groove 3 is opened to enable the movable placement plate 14 to be moved out of the storage cabinet 1;

[0029] A moving mechanism 2 is provided on one side of the storage cabinet 1, and the moving mechanism 2 is used to move the mobile placement plate 14 out of the storage cabinet 1. The moving mechanism 2 includes a handle 21, and the inner wall of the handle 21 is fixedly connected to a screw rod 22, and the outer wall of the screw rod 22 is rotatably connected to the inner wall of the fixed block 27 through a bearing. A fixed block 27 is fixedly connected to one side of the storage cabinet 1, and one end of the screw rod 22 passes through the inner wall of the fixed block 27 and extends to the other side of the fixed block 27. The outer wall of the screw rod 22 is threadedly connected to a moving block 23, and one side of the moving block 23 is fixedly connected to a limiting plate 24, and the limiting plate 24 is away from the moving block One side of 23 is fixedly connected to one side of the movable placement plate 14, and a movable groove is provided on the side of the storage cabinet 1. The limit plate 24 is slidably connected to the movable groove to limit the movable placement plate 14. The outer wall of the screw rod 1 22 away from the end of the hand 21 is fixedly connected to the pulley 1, and the outer wall of the pulley 1 is connected to the belt 25. The belt 25 can drive the screw rod 26 to rotate synchronously, so that the two movable placement plates 14 can be moved out of the storage cabinet 1 synchronously. The pulley 1 is connected to the pulley 2 through the belt 25, and the inner wall of the pulley 2 is fixedly connected to the screw rod 26;

[0030] One end of the movable placement plate 14 is fixedly connected with a sealing plate 5. The outer shape of the sealing plate 5 is set as a three-dimensional rectangle, and one side of the sealing plate 5 is in close contact with one side of the storage cabinet 1. A sealing component 4 is arranged on one side of the sealing plate 5. The sealing component 4 includes a sealing block 43. One side of the sealing plate 5 is fixedly connected with one side of the sealing block 43. A sealing groove 41 is formed on one side of the storage cabinet 1. A sealing strip 42 is fixedly connected to the inner wall of the sealing groove 41. The material of the sealing strip 42 is latex, which has good adsorption performance and can adsorb the sealing block 43 to increase the sealing performance at the closing part of the sealing plate 5 and the storage cabinet 1. The sectional dimension of the sealing block 43 is smaller than that of the sealing strip 42, and the sealing block 43 is clamped with the sealing strip 42.

[0031] The working principle and usage process of the present utility model: When taking the reagent bottle at the rear part of the placement plate, rotate the rotating handle 21 to drive the first lead screw 22 to rotate. The rotation of the first lead screw 22 causes the moving block 23 to move rightward in a threaded manner on the surface of the first lead screw 22. The movement of the moving block 23 drives the limiting plate 24 and the movable placement plate 14 on one side to move outward synchronously. And during the movement of the first lead screw 22, it drives the first pulley to rotate. The rotation of the first pulley drives the second pulley to rotate through the transmission of the belt 25. The rotation of the second pulley drives the second lead screw 26 to rotate, so that the two movable placement plates 14 move outward synchronously, and all the reagent bottles on the top of the movable placement plate 14 are uniformly moved out of the storage cabinet 1, which is convenient for the user to accurately take. When the movable placement plate 14 is moved out of the storage cabinet 1, the taking range at the top of the central placement plate 13 is expanded, which is convenient for the user to take. After taking, rotate the rotating handle 21 in the reverse direction to reset. After resetting, the sealing block 43 and the sealing strip 42 are clamped between the sealing plate 5 and the rectangular movable groove 3 for sealing, preventing the phenomenon that external dust floats into the interior of the storage cabinet 1 from the gap.

[0032] The above is only the preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model shall be included in the protection scope of the present utility model.

Claims

1. A laboratory sample storage cabinet, comprising a storage cabinet (1), a cabinet door (11) movable on the surface of the storage cabinet (1), a handle (12) fixedly connected to the surface of the cabinet door (11), a central placement plate (13) provided inside the storage cabinet (1), and a movable placement plate (14) provided inside the storage cabinet (1), characterized in that: A moving mechanism (2) is provided on one side of the storage cabinet (1), and the moving mechanism (2) is used to move the moving placement plate (14) out of the storage cabinet (1); The moving mechanism (2) comprises a handle (21), the inner wall of the handle (21) is fixedly connected to a screw rod (22), the outer wall of the screw rod (22) is threadedly connected to a moving block (23), one side of the moving block (23) is fixedly connected to a limiting plate (24), a side of the limiting plate (24) away from the moving block (23) is fixedly connected to a side of a moving placement plate (14), a movable groove is provided on the side of the storage cabinet (1), and the limiting plate (24) is slidably connected to the movable groove.

2. A laboratory sample storage cabinet according to claim 1, characterized in that: The outer wall of the screw rod 1 (22) away from the end of the handle (21) is fixedly connected to the pulley 1, the outer wall of the pulley 1 is transmission-connected to the belt (25), the pulley 1 is transmission-connected to the pulley 2 via the belt (25), and the inner wall of the pulley 2 is fixedly connected to the screw rod 2 (26).

3. A laboratory sample storage cabinet according to claim 1, characterized in that: One end of the movable placement plate (14) is fixedly connected to a sealing plate (5), one side of the sealing plate (5) is provided with a sealing assembly (4), the sealing assembly (4) comprises a sealing block (43), one side of the sealing plate (5) is fixedly connected to one side of the sealing block (43), one side of the storage cabinet (1) is provided with a sealing groove (41), and the inner wall of the sealing groove (41) is fixedly connected to a sealing strip (42).

4. A laboratory sample storage cabinet according to claim 3, characterized in that: The cross-sectional dimensions of the sealing block (43) are smaller than the cross-sectional dimensions of the sealing strip (42), and the sealing block (43) is snap-connected with the sealing strip (42).

5. A laboratory sample storage cabinet according to claim 3, characterized in that: The sealing strip (42) is made of latex.

6. A laboratory sample storage cabinet according to claim 1, characterized in that: A rectangular movable groove (3) is provided on one side of the storage cabinet (1), and the bottom of one end of the movable placement plate (14) contacts the top of the inner wall of the rectangular movable groove (3).

7. A laboratory sample storage cabinet according to claim 1, characterized in that: A fixed block (27) is fixedly connected to one side of the storage cabinet (1), and one end of the screw rod (22) penetrates the inner wall of the fixed block (27) and extends to the other side of the fixed block (27).

8. A laboratory sample storage cabinet according to claim 3, characterized in that: The sealing plate (5) is in the shape of a three-dimensional rectangle, and one side of the sealing plate (5) is in close contact with one side of the storage cabinet (1).

9. A laboratory sample storage cabinet according to claim 1, characterized in that: The outer wall of the screw rod 1 (22) is rotatably connected to the inner wall of the fixed block (27) via a bearing.

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