Device for rapidly marking centrifugal tube

Abstract

The utility model discloses a device for quickly marking centrifuge tubes, which comprises a base, two supporting blocks are arranged above the base, each supporting block is of an arc structure, the two supporting blocks are symmetrically arranged, the lower surfaces of the supporting blocks are provided with supporting columns which are fixedly arranged on the upper surface of the base, the surfaces of the supporting blocks are provided with marking structures, and the marking structures are arranged on the upper surface of the base. The marking structure is provided with a sliding cavity for rapidly marking the centrifugal tube. According to the device for rapidly marking the centrifugal tube, the sliding cavity is formed, the sliding marking block is arranged in the sliding cavity, rapid fluorescence marking can be conducted on the outer surface of the centrifugal tube through movement of the marking block, tedious operation caused by marking through a marking pen is avoided, and convenience and rapidness are achieved.

Description

Technical Field

[0001] The utility model belongs to the technical field of experimental equipment and relates to a rapid marking device, in particular to a marking device for a centrifuge tube. Background Art

[0002] A centrifuge tube is a tubular sample container, which can be equipped with a sealing cover or a pressure cover. It is widely used in biochemical experiments. Centrifuge tubes need to be used with a centrifuge. Centrifugal technology is mainly used for the separation and preparation of various samples. The suspension is placed in a centrifuge tube and rotated at high speed. Due to the huge centrifugal force, the suspended tiny particles settle at a certain speed and are separated from the solution.

[0003] During the experiment, different centrifuge tubes need to be specially marked according to the progress of the experiment in order to obtain different experimental data. However, the marking of centrifuge tubes in the laboratory currently relies mainly on manual labor and markers. During the experiment, the operation needs to be paused and the outer wall of the centrifuge tube needs to be marked with a marker, which makes the experimental operation complicated and cumbersome. If the experimenter is distracted for a moment, the samples will be confused and the liquid needs to be re-prepared, which affects the experimental process. Utility Model Content

[0004] The utility model aims to provide a rapid marking device for rapidly marking the outer wall of a centrifuge tube, so as to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a device for quickly marking centrifuge tubes, comprising a base, a support block is arranged above the base, the support block is an arc structure, two support blocks are symmetrically arranged, a pillar is arranged on the lower surface of the support block and is fixedly installed on the upper surface of the base, a marking structure is arranged on the surface of the support block, and the marking structure is provided with a sliding cavity to quickly mark the centrifuge tube.

[0006] Preferably, the marking structure comprises a sliding cavity, and both side surfaces of the sliding cavity are respectively slidably connected between two supporting blocks, and two sliding cavities are symmetrically arranged, and marking blocks are slidably arranged on the surfaces of the sliding cavities.

[0007] By adopting the above technical solution, the centrifuge tube can be quickly marked by using the marking block arranged in the sliding cavity.

[0008] Preferably, one end of the marking block is a fluorescent pen structure, and three groups of marking blocks are arranged in parallel up and down, and the three marking blocks have different colors. The other end of the marking block is rotatably connected to an adjusting bolt, and the adjusting bolt passes through the side surface of the sliding cavity, and the adjusting bolt is threadedly connected to the side surface of the sliding cavity.

[0009] By adopting the above technical solution and combining marking blocks of different colors, different types of marking on centrifuge tubes can be achieved.

[0010] Preferably, a driving structure is disposed on the upper surface of the base, and a sliding plate is disposed on the driving structure to drive the sliding cavity to move to quickly mark the centrifuge tube.

[0011] By adopting the above technical solution, the driving structure can be used to drive the sliding cavity to move.

[0012] Preferably, the driving structure includes a support plate, which is arranged between the base and the support block, and two support plates are symmetrically arranged, and the support plate is a hollow structure with an open side surface, and a guide rod is arranged inside the support plate, and a connecting block is slidably connected to the outer surface of the guide rod, and a sliding plate is arranged between the connecting blocks on both sides, and the sliding plate is a plate-shaped structure with a circular through hole on the surface, and a spring is arranged on the outer surface of the guide rod, one end of the spring is fixed to the lower surface of the sliding plate, and the other end of the spring is fixed inside the support plate.

[0013] By adopting the above technical solution, the movement of the sliding plate can drive the sliding cavities on both sides to move.

[0014] Preferably, one side of the connecting block is connected to rack 1, one side of the rack 1 is meshed with gear 1, the gear 2 is rotatably connected to the inner wall of the support plate, the inner wall of the support plate is rotatably connected to gear 2, the gear 2 passes through the upper surface of the support plate, and gears 2 and gear 2 are connected by a transmission chain, a rack 2 is meshed above the gear 2, and the rack 2 is fixedly mounted on the lower surface of the sliding cavity.

[0015] By adopting the above technical solution, the movement of the connecting block can drive the racks on both sides to move, thereby driving the sliding chambers on both sides to move.

[0016] Preferably, the rack 1 and the gear 1 as well as the gear 2 and the rack 2 are symmetrically arranged in two groups respectively.

[0017] By adopting the above technical solution, the movement of rack one and gear one can simultaneously drive the sliding cavities on both sides to move.

[0018] Compared with the prior art, the beneficial effects of the utility model are:

[0019] 1. The device is provided with a sliding cavity, and a sliding marking block is provided in the sliding cavity. The outer surface of the centrifuge tube can be quickly fluorescently marked by utilizing the movement of the marking block, thus avoiding the cumbersome operation caused by marking with a marker pen, which is convenient and quick;

[0020] 2. There are three marking blocks in the sliding cavity of the device, which are arranged in parallel up and down. The three marking blocks are respectively provided with adjusting bolts. The marking blocks can be controlled to extend out of the sliding cavity by adjusting bolts. By combining marking blocks of different colors, a variety of marking types can be formed, which is convenient for marking different types of centrifuge tubes;

[0021] 3. The device is provided with a sliding plate, and the sliding plate is driven downward by the centrifuge tube to drive the rack 1 and the gear 1 to move, thereby realizing the control of the movement of the sliding chamber. The movement of the sliding plate can simultaneously drive the sliding chambers on both sides to move simultaneously to quickly mark the centrifuge tube. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is a schematic diagram of the front view structure of the utility model;

[0023] Figure 2 This is a schematic diagram of the front section structure of the utility model;

[0024] Figure 3 This is a schematic diagram of the front cross-section structure of the support plate of the utility model;

[0025] Figure 4 This is a schematic diagram of the front section structure of the sliding cavity of the utility model;

[0026] Figure 5 This is a schematic diagram of the structure of the sliding plate and the guide rod of the utility model;

[0027] Figure 6 This is a schematic diagram of the sliding cavity structure of the utility model.

[0028] In the figure: 1. base; 2. support block; 3. sliding chamber; 4. marking block; 5. adjusting bolt; 6. support plate; 7. guide rod; 8. sliding plate; 9. connecting block; 10. spring; 11. rack 1; 12. gear 1; 13. gear 2; 14. rack 2. DETAILED DESCRIPTION

[0029] 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.

[0030] See also Figure 1-6 The utility model provides a technical solution: a rapid marking device, including a base 1, a support block 2, a sliding cavity 3, a marking block 4, an adjusting bolt 5, a support plate 6, a guide rod 7, a sliding plate 8, a connecting block 9, a spring 10, a rack 11, a gear 12, a gear 2 13, and a rack 2 14.

[0031] This device has the effect of classification marking, specifically:

[0032] A support block 2 is arranged above the base 1. The support block 2 is an arc structure. The two support blocks 2 are symmetrically arranged. A pillar is arranged on the lower surface of the support block 2 and fixedly installed on the upper surface of the base 1. A marking structure is arranged on the surface of the support block 2. The marking structure arranges a sliding cavity 3 to quickly mark the centrifuge tube. The marking structure includes a sliding cavity 3. The two side surfaces of the sliding cavity 3 are respectively slidably connected between the two support blocks 2. The sliding cavity 3 is symmetrically arranged with two. A marking block 4 is slidably arranged on the surface of the sliding cavity 3. One end of the marking block 4 is a fluorescent pen structure. Three groups of marking blocks 4 are arranged in parallel up and down. The colors of the three marking blocks 4 are different. The other end of the marking block 4 is rotatably connected with an adjusting bolt 5. The adjusting bolt 5 passes through the side surface of the sliding cavity 3, and the adjusting bolt 5 is threadedly connected to the side surface of the sliding cavity 3.

[0033] like Figure 1 , Figure 2 , Figure 4 and Figure 6 As shown, when the marking block 4 is pressed on the surface of the centrifuge tube, the centrifuge tube can be marked. Therefore, different types of centrifuge tubes can be marked by using marking blocks 4 of different colors. By rotating the adjusting bolt 5, the adjusting bolt 5 drives the marking block 4 to slide on the inner wall of the sliding cavity 3, thereby controlling the color of the marking block 4 extending from the surface of the sliding cavity 3. By controlling different adjusting bolts 5, the arrangement and combination of marking blocks 4 of different colors can be achieved, thereby realizing the rapid marking of different types of centrifuge tubes by the same device.

[0034] This device has the effect of rapid marking, specifically:

[0035] A driving structure is arranged on the upper surface of the base 1, and a sliding plate 8 is arranged on the driving structure to drive the sliding chamber 3 to move to quickly mark the centrifuge tube. The driving structure includes a support plate 6, and the support plate 6 is arranged between the base 1 and the support block 2. Two support plates 6 are symmetrically arranged, and the support plate 6 is a hollow structure with an open side surface. A guide rod 7 is arranged inside the support plate 6, and a connecting block 9 is slidably connected to the outer surface of the guide rod 7. A sliding plate 8 is arranged between the connecting blocks 9 on both sides. The sliding plate 8 is a plate-shaped structure with a circular through hole on the surface. A spring 10 is arranged on the outer surface of the guide rod 7, and one end of the spring 10 is fixed to the sliding plate 8. On the lower surface, the other end of the spring 10 is fixed inside the support plate 6, one side of the connecting block 9 is connected to a rack 11, one side of the rack 11 is meshed with a gear 12, a gear 2 13 is rotatably connected to the inner wall of the support plate 6, the inner wall of the support plate 6 is rotatably connected with a gear 2 13, the gear 2 13 passes through the upper surface of the support plate 6, and the gear 2 13 is connected to the gear 2 13 through a transmission chain, the upper part of the gear 2 13 is meshed with a rack 2 14, the rack 2 14 is fixedly mounted on the lower surface of the sliding cavity 3, and two groups of the rack 11 and the gear 12 as well as the gear 2 13 and the rack 2 14 are symmetrically arranged respectively;

[0036] like Figure 1 , Figure 2 , Figure 3 and Figure 5 As shown, a hand-held centrifuge tube is inserted between two support blocks 2, the bottom of the centrifuge tube is brought into contact with the circular hole on the surface of the sliding plate 8, and the centrifuge tube is pressed downward, the centrifuge tube drives the sliding plate 8 to move downward, the sliding plate 8 drives the connecting blocks 9 on both sides to move downward, the connecting blocks 9 move downward on the surface of the guide rod 7 and compress the spring 10, so as to Figure 3 Taking the sliding cavity 3 on the right side in the middle as an example, when the connecting block 9 moves downward, the connecting block 9 drives the rack 11 to move downward, the rack 11 drives the gear 12 to rotate counterclockwise, the gear 12 drives the gear 2 13 to rotate counterclockwise, the gear 2 13 rotates counterclockwise to drive the rack 2 14 to move leftward, the rack 2 14 drives the sliding cavity 3 to slide leftward, thereby driving the marking block 4 to move to mark the centrifuge tube. After the marking is completed, the centrifuge tube is pulled out upward, the sliding plate 8 rebounds under the action of the spring 10, and the connecting block 9 moves upward under the action of the sliding plate 8, the connecting block 9 drives the rack 11 to move upward, the rack 11 drives the gear 12 to rotate clockwise, the gear 12 drives the gear 2 13 to rotate clockwise, the gear 2 13 rotates clockwise to drive the rack 2 14 to move rightward, and the rack 2 14 drives the sliding cavity 3 to slide rightward to return to its original position.

[0037] Working principle: When the quick marking device is used, three marking blocks 4 are arranged in parallel in the sliding cavity 3. The marking blocks 4 can be controlled to extend out of the sliding cavity 3 by rotating the adjusting bolt 5. A variety of marking types can be formed by arranging and combining the marking blocks 4 of different colors, which is convenient for marking different types of centrifuge tubes. The centrifuge tube is inserted downward between the supporting blocks 2, and the sliding plate 8 is driven to move downward. The sliding plate 8 drives the connecting block 9 to move, and the connecting block 9 drives the rack 11 to move. The rack 11 drives the gear 12 to rotate, and the gear 12 drives the gear 2 13 to rotate. The rotation of the gear 2 13 drives the rack 2 14 to move, thereby driving the sliding cavity 3 to slide, and driving the marking block 4 to move to mark the centrifuge tube. After the marking is completed, the centrifuge tube can be pulled out upward, which increases the overall practicality.

[0038] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art 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 appended claims and their equivalents.

Claims

1. A device for quickly marking a centrifuge tube, comprising a base (1), a support block (2) being arranged above the base (1), characterized in that: The support block (2) is an arc structure, and two support blocks (2) are symmetrically arranged. The lower surface of the support block (2) is provided with a support column fixedly mounted on the upper surface of the base (1). The surface of the support block (2) is provided with a marking structure, and the marking structure is provided with a sliding cavity (3) for quickly marking the centrifuge tube.

2. The device for rapid marking of centrifuge tubes according to claim 1, characterized in that: The marking structure comprises a sliding cavity (3), the two side surfaces of the sliding cavity (3) are respectively slidably connected between two supporting blocks (2), two sliding cavities (3) are symmetrically arranged, and marking blocks (4) are slidably arranged on the surfaces of the sliding cavities (3).

3. The device for rapid marking of centrifuge tubes according to claim 2, characterized in that: One end of the marking block (4) is a fluorescent pen structure. Three groups of marking blocks (4) are arranged in parallel up and down. The three marking blocks (4) have different colors. The other end of the marking block (4) is rotatably connected to an adjusting bolt (5). The adjusting bolt (5) passes through the side surface of the sliding cavity (3). The adjusting bolt (5) is threadedly connected to the side surface of the sliding cavity (3).

4. The device for rapid marking of centrifuge tubes according to claim 1, characterized in that: A driving structure is arranged on the upper surface of the base (1), and a sliding plate (8) is arranged on the driving structure to drive the sliding cavity (3) to move so as to quickly mark the centrifuge tube.

5. The device for rapid marking of centrifuge tubes according to claim 4, characterized in that: The driving structure comprises a support plate (6), wherein the support plate (6) is arranged between the base (1) and the support block (2), and two support plates (6) are symmetrically arranged. The support plate (6) is a hollow structure with an open side surface. A guide rod (7) is arranged inside the support plate (6), and a connecting block (9) is slidably connected to the outer surface of the guide rod (7). A sliding plate (8) is arranged between the connecting blocks (9) on both sides, and the sliding plate (8) is a plate-shaped structure with a circular through hole arranged on the surface. A spring (10) is arranged on the outer surface of the guide rod (7), and one end of the spring (10) is fixed to the lower surface of the sliding plate (8), and the other end of the spring (10) is fixed to the inside of the support plate (6).

6. The device for rapid marking of centrifuge tubes according to claim 5, characterized in that: One side of the connecting block (9) is connected to a rack (11), one side of the rack (11) is meshed with a gear (12), the inner wall of the support plate (6) is rotatably connected to a gear (13), the gear (13) passes through the upper surface of the support plate (6), and the gears (13) and (13) are connected via a transmission chain, the upper side of the gear (13) is meshed with a rack (14), and the rack (14) is fixedly mounted on the lower surface of the sliding cavity (3).

7. The device for rapid marking of centrifuge tubes according to claim 6, characterized in that: The rack 1 (11) and gear 1 (12) as well as gear 2 (13) and rack 2 (14) are symmetrically arranged in two groups.

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