Sample preservation device

Abstract

The utility model belongs to the technical field of sample preservation, and particularly relates to a sample preservation device which comprises a preservation box, the top end of the preservation box is connected with a cover plate through hinges, pull rods are hinged to the left side and the right side of the cover plate, through grooves are formed in the bottoms of the left end and the right end of the preservation box, and limiting plates are arranged in front of the through grooves. The limiting plates are fixedly connected with the storage box, guide rods are fixed to the inner walls of the left end and the right end of the rear portion of the storage box, a plurality of storage boxes are arranged on the inner side of the storage box at equal intervals, the front storage box is fixedly connected with the storage box, and the middle storage box and the rear storage box are both slidably connected with the storage box. Driving assemblies are arranged on the left side and the right side of the storage box correspondingly, and storage cavities are formed in the storage box at equal intervals in the length direction of the storage box. According to the test tube storage device, test tubes can be clamped and positioned, the stability of storage and placement of the test tubes is guaranteed, the situation that the test tubes are collided and damaged due to shaking is avoided, and the test tubes are stored more stably and safely.

Description

TECHNICAL FIELD

[0001] The utility model belongs to sample storage technical field, especially a kind of sample storage device. BACKGROUND

[0002] Food safety has been the focus of social attention, to strengthen the circulation link food safety supervision and management, better lawfully perform food safety supervision and management responsibilities, therefore, random sampling detection is needed to food, and sample is stored using test tube, subsequently, multiple test tubes are placed in storage device for isolation protection, to facilitate the safe transfer of sample.

[0003] In the Chinese utility model patent with publication number CN222041200U, a food inspection sample storage device is disclosed, which adds multiple holders by the number of test tubes used, so as to place the test tubes, and then each group of holders can be used to place different samples, so that one group of holders represents one group of the same samples, facilitating subsequent detection. By extruding the two sides of the holder, each group of holders is adhered to each other, so that it can be stably placed in the placement plate, thereby avoiding damage caused by collision between test tubes during movement.

[0004] After searching, the above-mentioned device has constant overall size, and the number of holders is only increased or decreased, which has low practical significance, and causes complex device structure and high manufacturing cost. Moreover, when storing multiple samples, it is not convenient to mark the type of food represented by each test tube, which may cause confusion, and it also lacks clamping and positioning of the test tube. When the device is carried and transferred, the test tube may be damaged due to shaking. Therefore, there is an urgent need to improve the existing sample storage device and provide a sample storage device. UTILITY MODEL CONTENTS

[0005] The utility model aims at the deficiencies in the prior art, provides a kind of sample storage device, which is reasonable in design, simple in structure, easy to take and place test tubes, convenient to mark sample type, and can improve the stability and safety of test tube storage, to solve the problems in the prior art.

[0006] To achieve the above-mentioned purpose, the utility model adopts the following technical solutions:

[0007] A sample storage device, it includes the storage box, the top end of the storage box is connected with the cover plate through the hinge, the left and right sides of the cover plate are hingedly connected with the pull rod, the bottom of the left and right ends of the storage box is provided with the through slot, the front of the through slot is provided with the limiting plate, the limiting plate is fixedly connected with the storage box, the inner wall of the left and right ends of the rear of the storage box is fixedly provided with the guide rod, the inside of the storage box is equidistantly provided with a plurality of storage boxes, the front storage box is fixedly connected with the storage box, the middle storage box and the rear storage box are slidably connected with the storage box, the left and right sides of the storage box are provided with the drive assembly, the inside of the storage box is equidistantly provided with the receiving cavity along the length direction, the inside of the middle of the receiving cavity is provided with the positioning assembly, the bottom side wall of the middle storage box is fixedly provided with the fixed block, the fixed block is clamped and slidably located in the through slot, the bottom end of the pull rod is hingedly connected with the fixed block, the bottom side wall of the rear storage box is fixedly provided with the limiting block, and the limiting block is slidably arranged on the outside of the guide rod.

[0008] As a preferred embodiment, the top end of the storage box is embedded with a label plate, and the label plate, the receiving cavity and the positioning assembly are one-to-one corresponding.

[0009] As a preferred embodiment, the drive assembly comprises a gear, a first rack and a second rack, the gear bearing is installed on the side wall of the middle storage box, the first rack and the second rack are respectively engaged on the front and rear sides of the gear, the first rack is fixedly installed on the side wall of the front storage box, and the second rack is fixedly installed on the side wall of the rear storage box.

[0010] As a preferred embodiment, the middle storage box is connected with the rear storage box, and the lifting amplitude of the middle storage box is half of the lifting amplitude of the rear storage box.

[0011] As a preferred embodiment, the positioning assembly comprises a sliding groove, a clamping block, a rubber pad and a spring, the sliding groove is formed in the middle inner wall of the receiving cavity, the clamping block is slidably arranged on the inner side of the sliding groove, the spring is fixedly connected between the sliding groove and the clamping block, and one end of the clamping block in the receiving cavity is bonded with the rubber pad.

[0012] As a preferred embodiment, one end of the clamping block in the receiving cavity is designed in an inclined shape.

[0013] As a preferred embodiment, a long rod bolt is threadedly connected to the inside of one end of the fixed block away from the storage box, and through hole structures matching the diameter of the long rod bolt are formed in the inside of the upper and lower ends of the limiting plate.

[0014] Compared with the prior art, the utility model has the advantages of:

[0015] In the scheme of the utility model:

[0016] When the cover plate is turned to be vertical, the fixed block, the middle storage box, the rear storage box and the gear are pulled to rise vertically along the through slot by the pull rod, at this time, the gear is lifted and rotated at the same time by the first gear rack, the second gear rack is pushed to lift the rear storage box relative to the middle storage box, and the three storage boxes are distributed in a stepped manner, so that the test tubes are orderly classified and placed, and the label plate corresponding to the storage cavity is used to mark the food type represented by the test tube, so as to avoid confusion.

[0017] When the multiple storage boxes are lifted or folded, the long rod bolt can be rotated to insert one end of the long rod bolt into the through hole structure in the limiting plate, so that the state of the multiple storage boxes and the cover plate can be positioned, the device is stable for use, and when the test tube is placed in the storage cavity, the spring and the two clamping blocks can clamp and position the test tube, so that the test tube is stably stored and placed, and the test tube is not damaged due to shaking. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or the prior art description, and the drawings will be described as follows:

[0019] Figure 1 It is a perspective view of the structure of the present application.

[0020] Figure 2 It is a left view of the overall structure of the driving assembly of the present application.

[0021] Figure 3 It is a structure schematic diagram of the present application in an unfolded use state.

[0022] Figure 4 It is a right view of the structure schematic diagram of the present application in an unfolded use state.

[0023] Figure 5 It is a front view of the overall structure of the positioning assembly of the present application.

[0024] In the drawings:

[0025] 1, storage box; 2, cover plate; 3, pull rod; 4, guide rod; 5, storage box; 6, driving assembly; 61, gear; 62, first gear rack; 63, second gear rack; 7, label plate; 8, storage cavity; 9, positioning assembly; 91, sliding slot; 92, clamping block; 93, rubber pad; 94, spring; 10, fixed block; 11, long rod bolt; 12, limiting block; 13, through slot; 14, limiting plate. DETAILED DESCRIPTION

[0026] The embodiments described below are only a part of the embodiments of the utility model, and do not represent all the embodiments consistent with the utility model. Now, the exemplary embodiments are described as follows in conjunction with the drawings.

[0027] As Figures 1-5 The utility model sample storage device, it includes the storage box 1, the top of storage box 1 is connected with the cover plate 2 through the hinge, the left and right sides of cover plate 2 are all hinged with pull rod 3, the bottom of the left and right ends of storage box 1 is all set up with the through slot 13, the front of through slot 13 is equipped with the limiting plate 14, limiting plate 14 is fixedly connected with storage box 1, the inner wall of the left and right ends of the rear of storage box 1 is all fixed with the guide rod 4, the inside of storage box 1 is equidistantly equipped with a plurality of storage box 5, the front storage box 5 is fixedly connected with storage box 1, the middle storage box 5 and the rear storage box 5 are all slidably connected with storage box 1, the left and right sides of storage box 5 are all equipped with drive assembly 6, the inside of storage box 5 is equidistantly set with the receiving cavity 8 along its length direction, the middle inside of receiving cavity 8 is equipped with positioning assembly 9, the bottom side wall of middle storage box 5 is fixed with fixed block 10, fixed block 10 is clamped and slidably located in through slot 13, the bottom end of pull rod 3 is hinged with fixed block 10, the bottom side wall of rear storage box 5 is fixed with limiting block 12, limiting block 12 is slidably sleeved on the outside of guide rod 4.

[0028] On the basis of the above structure, the top front outer wall of storage box 5 is embedded with label plate 7, label plate 7, receiving cavity 8 and positioning assembly 9 are one-to-one correspondence.

[0029] In the embodiment, the label plate 7 corresponding to the receiving cavity 8 is set, which facilitates the labeling of the food type represented by the test tube and avoids confusion.

[0030] On the basis of the above structure, drive assembly 6 includes gear 61, first rack 62 and second rack 63, gear 61 is bearing-mounted on the side wall of middle storage box 5, first rack 62 and second rack 63 are respectively engaged on the front and rear sides of gear 61, first rack 62 is fixedly installed on the side wall of front storage box 5, and second rack 63 is fixedly installed on the side wall of rear storage box 5.

[0031] On the basis of the above structure, middle storage box 5 is linked with rear storage box 5, and the lifting amplitude of middle storage box 5 is one-half of the lifting amplitude of rear storage box 5.

[0032] In the embodiment, when controlling the lifting and sliding of middle storage box 5, gear 61, first rack 62 and second rack 63 can make rear storage box 5 adjust in the same direction, and the lifting amplitude of middle storage box 5 is one-half of the lifting amplitude of rear storage box 5, that is, the three storage boxes 5 are distributed in a stepped manner, facilitating the orderly classification and placement of test tubes.

[0033] On the basis of the above structure, the positioning assembly 9 comprises a sliding groove 91, a clamping block 92, a rubber pad 93 and a spring 94, the sliding groove 91 is arranged on the middle inner wall of the storage cavity 8, the clamping block 92 is slidably arranged on the inner side of the sliding groove 91, the spring 94 is fixedly connected between the sliding groove 91 and the clamping block 92, and the one end of the clamping block 92 in the storage cavity 8 is bonded with the rubber pad 93.

[0034] On the basis of the above structure, the top of the one end of the clamping block 92 in the storage cavity 8 is designed in an inclined shape.

[0035] In the embodiment, the spring 94 and the clamping block 92 can realize clamping and positioning of the test tube, ensure stable storage and placement of the test tube, and avoid collision and damage caused by shaking.

[0036] On the basis of the above structure, the long rod bolt 11 is threadedly connected to the inner end of the fixed block 10 away from the storage box 5, and the through hole structure matching the diameter of the long rod bolt 11 is arranged in the inner upper and lower ends of the limiting plate 14.

[0037] In the embodiment, by rotating the long rod bolt 11, the one end of the long rod bolt 11 is inserted into the through hole structure in the limiting plate 14, so that the state of the plurality of storage boxes 5 and the cover plate 2 can be positioned, and the device is conveniently and stably used.

[0038] The working principle of the utility model is as follows:

[0039] In use, first manually rotate the cover plate 2 to the vertical state, in the process, the fixed block 10, the middle storage box 5, the rear storage box 5 and the gear 61 can be simultaneously lifted along the vertical through groove 13 by the pull rod 3, at this time, the gear 61 can be lifted and rotated simultaneously by the first rack 62, and the second rack 63 can drive the rear storage box 5 to be lifted relative to the middle storage box 5, so that the three storage boxes 5 can be distributed in a stepped manner as shown in the figure, the test tubes can be orderly classified and placed, the food types represented by the test tubes can be conveniently marked by the label plate 7 corresponding to the storage cavity 8, and confusion can be avoided. Figure 3

[0040] In use or storage, the long rod bolt 11 can be manually rotated, the one end of the long rod bolt 11 is inserted into the through hole structure in the limiting plate 14, so that the state of the plurality of storage boxes 5 and the cover plate 2 can be positioned, the device is conveniently and stably used, when the test tube is placed in the storage cavity 8, the top inclined surface of the clamping block 92 can be squeezed and retracted by the bottom of the test tube, the spring 94 can clamp and position the test tube through the clamping block 92, the rubber pad 93 can increase the friction between the test tube and the outer wall, the test tube can be stably stored and placed, the test tube can be prevented from being damaged due to shaking, and the test tube can be more stably and safely stored. ​

[0041] The above are only preferred embodiments of the present application, and are not used to limit the protection scope of the present application; any equivalent changes, modifications, replacements and variations made by those skilled in the art on the basis of the present application through logical analysis, reasoning or limited experiments, should be within the protection scope determined by the claims.

Claims

1. A sample preservation device comprising a preservation box (1), characterized in that: The top end of the storage box (1) is connected with a cover plate (2) through a hinge, pull rods (3) are hinged on the left and right sides of the cover plate (2), the bottom of the left and right ends of the storage box (1) is provided with a through slot (13), the front of the through slot (13) is provided with a limiting plate (14), the limiting plate (14) is fixedly connected with the storage box (1), the inner walls of the left and right ends of the rear of the storage box (1) are fixedly provided with guide rods (4), the inside of the storage box (1) is provided with a plurality of storage boxes (5) at equal intervals, the front storage box (5) is fixedly connected with the storage box (1), the middle storage box (5) and the rear storage box (5) are slidably connected with the storage box (1), the left and right sides of the storage box (5) are provided with driving assemblies (6), the inside of the storage box (5) is provided with receiving cavities (8) at equal intervals along the length direction, the middle inside of the receiving cavity (8) is provided with a positioning assembly (9), the bottom side wall of the middle storage box (5) is fixedly provided with a fixed block (10), the fixed block (10) is slidingly located in the through slot (13), the bottom end of the pull rod (3) is hinged with the fixed block (10), the bottom side wall of the rear storage box (5) is fixedly provided with a limiting block (12), the limiting block (12) is slidingly arranged on the outside of the guide rod (4).

2. The sample preservation device of claim 1, wherein: The top front outer wall of the storage box (5) is embedded with a label plate (7), the label plate (7), the receiving cavity (8) and the positioning assembly (9) are one-to-one corresponding.

3. A sample preservation device according to claim 2, wherein: The driving assembly (6) comprises a gear (61), a first rack (62) and a second rack (63), the gear (61) is bearing-mounted on the side wall of the middle storage box (5), the first rack (62) and the second rack (63) are respectively engaged on the front and rear sides of the gear (61), the first rack (62) is fixedly mounted on the side wall of the front storage box (5), and the second rack (63) is fixedly mounted on the side wall of the rear storage box (5).

4. A sample preservation device according to claim 3, wherein: The middle storage box (5) is linked with the rear storage box (5), and the lifting amplitude of the middle storage box (5) is half of the lifting amplitude of the rear storage box (5).

5. The sample preservation device of claim 1, wherein: The positioning assembly (9) comprises a sliding groove (91), a clamping block (92), a rubber pad (93) and a spring (94), the sliding groove (91) is formed in the middle inner wall of the receiving cavity (8), the clamping block (92) is slidingly arranged on the inside of the sliding groove (91), the spring (94) is fixedly connected between the sliding groove (91) and the clamping block (92), and one end of the clamping block (92) in the receiving cavity (8) is bonded with the rubber pad (93).

6. A sample preservation device according to claim 5, wherein: One end of the clamping block (92) in the receiving cavity (8) is designed in an inclined shape.

7. The sample preservation device of claim 1, wherein: The fixed block (10) is internally threadedly connected with a long rod bolt (11) at one end away from the storage box (5), and the limiting plate (14) is internally provided with a through hole structure with a diameter matched with that of the long rod bolt (11) at the upper and lower ends. The fixed block (10) is internally threadedly connected with a long rod bolt (11) at one end away from the storage box (5), and the limiting plate (14) is internally provided with a through hole structure with a diameter matched with that of the long rod bolt (11) at the upper and lower ends.

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