CN221208173U - Anti-vibration test tube rack - Google Patents

Abstract

The utility model provides an anti-vibration test tube rack, which comprises a center column, wherein a tray is fixed at the bottom of the center column, a handle is fixed at the top of the center column, and a positioning tube, a limiting disc, a rotary disc, a boss and a nut are sleeved in sequence from bottom to top in the middle of the center column; the positioning tube and the limiting disc are integrally formed and can slide up and down along the central column, the turntable and the boss are integrally formed and can rotate along the central column and slide up and down, and the nut is in threaded fit with the central column. The height of the components such as the limiting disc and the like can be adjusted by matching the locating pins with different locating holes so as to meet the storage requirements of test tubes with different heights; through the cooperation of the inverted cone-shaped tube placing groove, the spring and the clamping plate, even test tubes with different diameters can be stably clamped, and the test tubes cannot shake in the tube placing groove or the tube placing hole so as to oscillate chemical reagents; through the cooperation of carousel, arc barrel channel, spacing post, slider, spout isotructure, the operation in proper order can be fast, conveniently carry out centre gripping and loosen all test tubes, make things convenient for getting of test tube to put.

Description

Anti-vibration test tube rack

Technical Field

The utility model relates to the technical field of chemical experiments, in particular to an anti-vibration test tube rack.

Background

In the field of chemical experiments, test tubes are commonly used containers for storing liquid chemical reagents, and after the chemical reagents are collected and loaded into the test tubes, the test tubes need to be transferred to a laboratory in batches for related detection and research, and for this purpose, test tube racks are common storage tools.

However, the test tube rack in the prior art has various problems, for example, the specifications of the test tubes which can be stored are single, and the test tube rack cannot be suitable for the storage requirements of the test tubes with different diameters and heights; even if a smaller test tube is placed through a larger placement hole, the test tube rack can shake in the placement hole during the transfer process, so that the chemical reagent can vibrate, which is unsuitable or even dangerous for certain chemical samples; there are also clamps in the prior art to stabilize test tubes, but clamping or loosening one by one is too inconvenient in the face of batches of test tubes of different specifications.

Therefore, those skilled in the art have been working to develop a test tube rack which is suitable for the storage requirements of test tubes of different specifications, can conveniently and rapidly take and put test tubes, and can prevent the test tubes from oscillating during storage.

Disclosure of Invention

In view of the above-mentioned drawbacks of the prior art, the present utility model aims to improve the applicability of test tube racks to test tubes of different specifications and to alleviate the bad oscillations of unstable placement to chemical practice.

In order to achieve the aim, the utility model provides an anti-vibration test tube rack, which comprises a center column, wherein a tray is fixed at the bottom of the center column, a handle is fixed at the top of the center column, and a positioning tube, a limiting disc, a rotary disc, a boss and a nut are sleeved in sequence in the middle of the center column from bottom to top; the positioning tube and the limiting disc are integrally formed and can slide up and down along the central column, the turntable and the boss are integrally formed and can rotate along the central column and slide up and down, and the nut is in threaded fit with the central column;

The upper surface of the supporting plate is uniformly distributed with a plurality of reverse cone-shaped pipe placing grooves along the circumferential direction, the limiting plate is uniformly distributed with a plurality of pipe placing holes along the circumferential direction, and the pipe placing holes are in one-to-one correspondence with the vertical positions of the pipe placing grooves; the upper surface of the limiting disc is provided with a plurality of sliding grooves along the radial direction, the sliding grooves are communicated with the pipe holes in a one-to-one correspondence manner, and the sliding grooves are closer to the central column; a sliding block is arranged in the sliding groove, one side of the sliding block, which is far away from the center column, is sequentially connected with a spring and an arc-shaped clamping plate, and the clamping plate extends into the pipe hole;

The top of the sliding block is provided with a limit column, the turntable is uniformly distributed with a plurality of arc through grooves along the circumferential direction, the limit columns are in one-to-one correspondence with the arc through grooves, and the limit columns are inserted into the arc through grooves to be matched with the arc through grooves; the distances between the two ends of the arc-shaped through groove and the center column are different;

The middle part of the central column is provided with a telescopic locating pin, and the locating pipe is provided with a locating hole matched with the locating pin.

In the use process, the limiting disc is positioned on the central column through the matching of the positioning pin and the positioning hole, so that the limiting disc is prevented from rotating and lifting; when a test tube is taken and placed, the bottom of the test tube is supported by a tube placing groove, the upper part of the test tube is placed in a tube placing hole and limited, the rotary table is driven to rotate through the rotation of the boss, the limiting column can drive the sliding block to reciprocate in the sliding groove through the matching of the limiting column and the arc through groove, and the clamping plate connected with the sliding block through the spring can clamp or loosen the test tube arm in the reciprocating movement process; the nut is used for compressing and locking the boss and the rotary table.

For test tubes with different diameters, the clamping plates can provide enough clamping force due to the fact that the clamping plates are connected through springs; and, because put the tube chute and be the back taper, it can be with test tube bottom location in the position of relative center and can not rock, consequently to the test tube that the diameter is slightly inclined when being held, its bottom is located puts tube chute central point and puts the tube hole outside, and upper portion then leans on, at this moment, owing to the setting of spring, splint can also adjust splint's angle according to the inclined state of test tube lateral wall to better laminating is on the test tube lateral wall. Therefore, even when test tubes with different diameters are stored at the same time, the test tube rack can conveniently and rapidly clamp and fix all the test tubes, and has higher anti-vibration performance.

Further, the positioning holes are formed in a plurality of positions in the vertical direction. The locating pins are inserted into different locating holes, so that the components such as the limiting disc and the like can be located at different heights, and the storage requirements of test tubes with different heights are met.

Further, anti-skid patterns are arranged on the outer side face of the boss.

Further, a rubber pad is arranged on the surface of the clamping plate.

Further, 12 pipe holes are formed in total.

Compared with the prior art, the utility model has the following beneficial effects:

the height of the components such as the limiting disc and the like can be adjusted by matching the locating pins with different locating holes so as to meet the storage requirements of test tubes with different heights; through the cooperation of the inverted cone-shaped tube placing groove, the spring and the clamping plate, even test tubes with different diameters can be stably clamped, and the test tubes cannot shake in the tube placing groove or the tube placing hole so as to oscillate chemical reagents; through the cooperation of carousel, arc barrel channel, spacing post, slider, spout isotructure, the operation in proper order can be fast, conveniently carry out centre gripping and loosen all test tubes, make things convenient for getting of test tube to put.

Drawings

FIG. 1 is a side sectional view of a test tube rack of the present utility model;

fig. 2 is a plan view of the test tube rack of the present utility model.

Reference numerals:

11. A tray; 12. a center column; 13. a handle; 14. a tube placing groove; 15. a positioning pin;

21. A limiting disc; 22. placing a pipe hole; 23. a chute; 24. a slide block; 25. a limit column; 26. a spring; 27: a clamping plate; 28. a positioning tube; 29. positioning holes;

31. A turntable; 32. a boss; 33. a nut; 34. arc through groove.

Detailed Description

The following description of the preferred embodiments of the present utility model refers to the accompanying drawings, which make the technical contents thereof more clear and easy to understand. The present utility model may be embodied in many different forms of embodiments and the scope of the present utility model is not limited to only the embodiments described herein.

In the drawings, like structural elements are referred to by like reference numerals and components having similar structure or function are referred to by like reference numerals. The dimensions and thickness of each component shown in the drawings are arbitrarily shown, and the present utility model is not limited to the dimensions and thickness of each component. The thickness of the components is exaggerated in some places in the drawings for clarity of illustration.

As shown in fig. 1-2, the anti-vibration test tube rack comprises a center column 12, wherein a bearing plate 11 is fixed at the bottom of the center column 12, a handle 13 is fixed at the top of the center column 12, and a positioning tube 28, a limiting plate 21, a turntable 31, a boss 32 and a nut 33 are sleeved in sequence from bottom to top in the middle of the center column 12; wherein, the positioning tube 28 and the limiting disc 21 are integrally formed and can slide up and down along the central column 12, the turntable 31 and the boss 32 are integrally formed and can rotate and slide up and down along the central column 12, and the nut 33 is in threaded fit with the central column 12;

The upper surface of the supporting plate 11 is uniformly distributed with a plurality of reverse cone-shaped pipe placing grooves 14 along the circumferential direction, the limiting plate 21 is uniformly distributed with a plurality of pipe placing holes 22 along the circumferential direction, and the pipe placing holes 22 are in one-to-one correspondence with the vertical positions of the pipe placing grooves 14; the upper surface of the limiting plate 21 is provided with a plurality of sliding grooves 23 along the radial direction, the sliding grooves 23 are communicated with the pipe holes 22 in a one-to-one correspondence manner, and the sliding grooves 23 are closer to the central column 12; a sliding block 24 is arranged in the sliding groove 23, one side of the sliding block 24 away from the center column 12 is sequentially connected with a spring 26 and an arc-shaped clamping plate 27, and the clamping plate 27 extends into the pipe hole 22;

The top of the sliding block 24 is provided with a limit post 25, the turntable 31 is uniformly distributed with a plurality of arc-shaped through grooves 34 along the circumferential direction, the limit posts 25 are in one-to-one correspondence with the arc-shaped through grooves 34, and the limit posts 25 are inserted into the arc-shaped through grooves 34 to be matched with the arc-shaped through grooves 34; the two ends of the arc-shaped through groove 34 are at different distances from the central column 12;

the middle part of the central column 12 is provided with a telescopic locating pin 15, and a locating hole 29 matched with the locating pin 15 is arranged on a locating tube 28.

In the use process, the limiting disc 21 is positioned on the central column 12 through the matching of the positioning pin 15 and the positioning hole 29, so that the rotation and the lifting of the limiting disc are prevented; when a test tube is taken and placed, the bottom of the test tube is supported by the tube placing groove 14, the upper part of the test tube is placed in the tube placing hole 22 and limited, the rotary table 31 is driven to rotate by rotating the boss 32, the limiting column 25 drives the sliding block 24 to reciprocate in the sliding groove 23 through the cooperation of the limiting column 25 and the arc-shaped through groove 34, and the clamping plate 27 connected with the sliding block 24 through the spring 26 clamps or loosens the test tube arm in the reciprocating movement process; the nut 33 is used for pressing and locking the boss 32 and the turntable 31.

For test tubes of different diameters, the clamping plate 27 can also provide sufficient clamping force due to the fact that the clamping plate 27 is connected through the spring 26; moreover, since the tube placing groove 14 is in an inverted cone shape, the bottom of the test tube can be positioned at the opposite center without shaking, so that the test tube with smaller diameter is in a slightly inclined state when being clamped, namely, the bottom of the test tube is positioned at the center of the tube placing groove 14, and the upper part of the test tube is leaned against the outer side of the tube placing hole 22, at this time, the angle of the clamping plate 27 can be adjusted according to the inclined state of the side wall of the test tube due to the arrangement of the spring 26, so that the test tube can be better attached to the side wall of the test tube. Therefore, even when test tubes with different diameters are stored at the same time, the test tube rack can conveniently and rapidly clamp and fix all the test tubes, and has higher anti-vibration performance.

Further, a plurality of positioning holes 29 are provided in the vertical direction. The locating pins 15 are inserted into different locating holes 29, so that the components such as the limiting plate 21 and the like can be located at different heights, and the storage requirements of test tubes with different heights can be met.

Further, the outer side surface of the boss 32 is provided with anti-skid patterns.

Further, a rubber pad is arranged on the surface of the clamping plate 27.

Further, 12 holes 22 are provided in total.

The foregoing describes in detail preferred embodiments of the present utility model. It should be understood that numerous modifications and variations can be made in accordance with the concepts of the utility model without requiring creative effort by one of ordinary skill in the art. Therefore, all technical solutions which can be obtained by logic analysis, reasoning or limited experiments based on the prior art by the person skilled in the art according to the inventive concept shall be within the scope of protection defined by the claims.

Claims (5)

1. The anti-vibration test tube rack is characterized by comprising a center column (12), wherein a supporting tray (11) is fixed at the bottom of the center column (12), a handle (13) is fixed at the top of the center column (12), and a positioning tube (28), a limiting disc (21), a rotary disc (31), a boss (32) and a nut (33) are sleeved in sequence from bottom to top in the middle of the center column (12); wherein, the positioning tube (28) and the limiting disc (21) are integrally formed and can slide up and down along the central column (12), the turntable (31) and the boss (32) are integrally formed and can rotate and slide up and down along the central column (12), and the nut (33) is in threaded fit with the central column (12);

The upper surface of the supporting plate (11) is uniformly distributed with a plurality of reverse cone-shaped pipe placing grooves (14) along the circumferential direction, the limiting plate (21) is uniformly distributed with a plurality of pipe placing holes (22) along the circumferential direction, and the pipe placing holes (22) are in one-to-one correspondence with the vertical positions of the pipe placing grooves (14); a plurality of sliding grooves (23) are formed in the upper surface of the limiting disc (21) along the radial direction, the sliding grooves (23) are communicated with the pipe placing holes (22) in a one-to-one correspondence mode, and the sliding grooves (23) are closer to the center column (12); a sliding block (24) is arranged in the sliding groove (23), one side, away from the center column (12), of the sliding block (24) is sequentially connected with a spring (26) and an arc-shaped clamping plate (27), and the clamping plate (27) stretches into the pipe hole (22);

The top of the sliding block (24) is provided with limiting columns (25), a plurality of arc-shaped through grooves (34) are uniformly distributed on the turntable (31) along the circumferential direction, the limiting columns (25) are in one-to-one correspondence with the arc-shaped through grooves (34), and the limiting columns (25) are inserted into the arc-shaped through grooves (34) to be matched with the arc-shaped through grooves; the two ends of the arc-shaped through groove (34) are different in distance from the center column (12);

The middle part of the central column (12) is provided with a telescopic locating pin (15), and a locating hole (29) matched with the locating pin (15) is arranged on the locating tube (28).

2. The anti-vibration test tube rack according to claim 1, characterized in that the positioning holes (29) are provided in plurality in the vertical direction.

3. The anti-vibration test tube rack according to claim 1, wherein the outer side surface of the boss (32) is provided with anti-skid patterns.

4. The anti-vibration test tube rack according to claim 1, characterized in that the surface of the clamping plate (27) is provided with a rubber pad.

5. The anti-vibration test tube rack according to claim 1, wherein 12 of the tube holes (22) are provided.