CN218854368U - An improved test tube rack for shelving test tubes in the laboratory - Google Patents

Abstract

The utility model discloses an improved test tube rack for placing test tubes in a laboratory, which solves the problems that the test tube rack lacks a structure capable of protecting the bottom of the test tube in the using process, so that the bottom of the test tube is easy to break, and better safety is inconvenient to achieve, thereby being inconvenient to place the test tube better; the utility model discloses can make the test-tube rack protect in the in-process that uses, be convenient for better bottom to the test tube, avoid the test tube bottom to take place breakage to in order to reach better security, thereby be convenient for better place the test tube.

Description

An improved test tube rack for shelving test tubes in the laboratory

technical field

The utility model belongs to the technical field of design and improvement of laboratory equipment, in particular to an improved test tube rack for placing test tubes in laboratories.

Background technique

The test tube rack is the most basic experimental instrument in the chemical laboratory used to place and dry the test tubes. There are a corresponding number of small wooden columns and small holes in the test tube rack. If there are small holes, the test tubes can be placed vertically for use or to continue Observe the progress of the reaction. If there is a column, you can turn the cleaned test tube upside down for drying. During the use of the test tube rack, there is no structure on it to protect the bottom of the test tube, which makes the bottom of the test tube easy to break and is not easy to reach. Better security, so that it is not convenient to place the test tube better.

Utility model content

In view of the above situation, in order to overcome the defects of the prior art, the utility model provides an improved test tube rack for shelving test tubes in the laboratory, which effectively solves the problem that the test tube rack lacks the bottom of the test tube during use. The protective structure causes the bottom of the test tube to be easily broken, which is inconvenient to achieve better safety, and thus inconvenient to better place the test tube.

In order to achieve the above purpose, the utility model provides the following technical solutions: an improved test tube rack for placing test tubes in the laboratory, including symmetrically arranged side plates, a bottom plate is installed at the bottom of the side plates, and a gap between the two side plates There are three placement boards evenly and fixedly installed, and the placement boards are evenly penetrated with placement holes, the top of the bottom board is uniformly installed with protective components, and each protection component is located directly below the placement holes, and both ends of the top of the bottom board are fixedly installed with The positioning connection block, the side of the two side plates far away from each other is equipped with an adjustment and positioning component, the protective component includes a sleeve, and the sleeve is fixedly installed on the top of the bottom plate, and the inner bottom of the sleeve is fixedly installed with a support spring, the support spring A protective seat is fixedly installed on the top of the protective seat, and an arc-shaped rubber pad is fixedly installed inside the protective seat.

Preferably, positioning sliders are symmetrically installed on the bottom of the protective seat, and positioning slide grooves are symmetrically formed on the inner wall of the sleeve, and the positioning sliders are slidably installed inside the positioning slide grooves.

Preferably, the adjustment and positioning assembly includes a positioning strip, and one side of the positioning strip is fixedly connected to the side plate, a frame is fixedly installed on the top of the positioning strip, and a cross bar is fixedly installed inside the frame. A movable sleeve is slidably installed on the outside, and a movable plate is fixedly installed on one side of the movable sleeve, and the movable plate is slidably installed on the outside of the cross bar. A handle is fixedly installed on the top of the cover, and a sliding connection block is fixedly installed on the bottom of the movable cover. A bar-shaped chute is opened on the positioning bar, and the sliding connection block is slidably installed inside the bar-shaped chute. A positioning sleeve is fixedly installed at the bottom, and the positioning sleeve is arranged on the outside of the positioning connection block.

Preferably, the outer side of the handle is covered with a rubber sleeve, and the outer side of the rubber sleeve is provided with anti-slip teeth.

Preferably, the top of the bottom plate is symmetrically provided with connecting grooves, and the bottoms of the two side plates are respectively located inside the two connecting grooves, and rubber pads are fixedly installed on the bottom of the bottom plate.

Compared with the prior art, the beneficial effects of the utility model are: (1) During work, through the interaction of the bottom plate, the protective assembly, the side plate, the placement plate and the placement hole, the test tube rack can be used during the process of use. In order to better protect the bottom of the test tube and prevent the bottom of the test tube from being broken, so as to achieve better safety and facilitate better placement of the test tube; (2) During work, through the set positioning connection The interaction between the block and the adjustment and positioning components can facilitate better installation of the bottom plate and the protective components thereon on the test tube rack during use, and also facilitate disassembly, so that people can better operate.

Description of drawings

The accompanying drawings are used to provide further understanding of the utility model, and constitute a part of the specification. In the accompanying drawings: Fig. 1 is a structural schematic diagram of an improved test tube rack for placing test tubes in the laboratory of the present invention; Fig. 2 is a schematic view of the top view of the placement plate of the present utility model; Fig. 3 is a bottom plate structure of the present utility model Schematic diagram; Figure 4 is a schematic structural diagram of the protective assembly of the present invention; Figure 5 is a structural schematic diagram of the adjustment and positioning assembly of the present utility model; in the figure: 1, side plate; 2, bottom plate; 3, placement plate; 4, placement hole; 5 , protective component; 6, positioning connection block; 7, adjusting positioning component; 8, sleeve; 9, supporting spring; 10, protective seat; 11, arc-shaped rubber pad; 12, positioning slider; 13, positioning chute; 14. Positioning bar; 15. Frame; 16. Crossbar; 17. Movable sleeve; 18. Movable plate; 19. Positioning spring; 20. Handle; 21. Sliding connection block; 22. Bar chute; 23. Positioning sleeve; 24, connecting groove; 25, rubber backing plate.

Implementation

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the drawings in the embodiments of the present invention.

Embodiment 1, given by Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5, the utility model comprises a symmetrically arranged side plate 1, the bottom of the side plate 1 is equipped with a bottom plate 2, and the top of the bottom plate 2 is symmetrically opened with The connecting groove 24, and the bottoms of the two side plates 1 are respectively located inside the two connecting grooves 24, the bottom of the bottom plate 2 is fixedly equipped with a rubber backing plate 25, and three placing plates 3 are evenly fixed and installed between the two side plates 1, And the placement plate 3 is evenly penetrated with placement holes 4, the top of the bottom plate 2 is evenly equipped with protective components 5, and each protective component 5 is located directly below the placement hole 4, and both ends of the top of the bottom plate 2 are fixedly installed with positioning The connection block 6 and the side of the two side plates 1 away from each other are equipped with an adjustment and positioning assembly 7; the protection assembly 5 includes a sleeve 8, and the sleeve 8 is fixedly installed on the top of the bottom plate 2, and the inner bottom of the sleeve 8 is fixed The support spring 9 is installed, the top of the support spring 9 is fixedly equipped with a protective seat 10, the inside of the protective seat 10 is fixedly installed with an arc-shaped rubber pad 11, and the bottom of the protective seat 10 is symmetrically equipped with a positioning slider 12, and the inner wall of the sleeve 8 A positioning chute 13 is opened symmetrically on the top, and the positioning slider 12 is slidably installed inside the positioning chute 13; the adjustment and positioning assembly 7 includes a positioning strip 14, and one side of the positioning strip 14 is fixedly connected with the side plate 1, and the positioning The top of strip plate 14 is fixedly installed with frame body 15, and the inside of frame body 15 is fixedly installed with cross bar 16, and the outside of cross bar 16 is slidably installed with movable sleeve 17, and one side of movable sleeve 17 is fixedly installed with movable plate 18, and Movable plate 18 is slidably installed on the outside of cross bar 16, and movable plate 18 is away from the side of movable cover 17 and is positioned at the outer side of cross bar 16 and is provided with positioning spring 19, and the top of movable cover 17 is fixedly equipped with handle 20, and handle 20 The outer sleeve is provided with a rubber sleeve, and the outer side of the rubber sleeve is provided with anti-slip tooth lines, the bottom of the movable sleeve 17 is fixedly installed with a sliding connection block 21, and the positioning strip 14 is provided with a bar-shaped chute 22, and the sliding connection block 21 slides through and is installed inside the strip chute 22, and the bottom of the sliding connection block 21 is fixedly equipped with a positioning sleeve 23, and the positioning sleeve 23 is sleeved on the outside of the positioning connection block 6; The interaction between the component 5, the side plate 1, the placement plate 3 and the placement hole 4 can enable the test tube rack to better protect the bottom of the test tube during use and prevent the bottom of the test tube from being broken, so as to achieve better safety, so as to facilitate better placement of test tubes, and through the interaction of the set positioning connection block 6 and the adjustment positioning assembly 7, it is possible to better protect the bottom plate 2 and its surface during use. The component 5 is installed on the test tube rack, and it is also easy to disassemble, so that people can perform better operations.

Working principle: when working, first insert the test tube into the placement hole 4 on the placement plate 3, and then move the test tube downward so that the bottom of the test tube moves to the inside of the protective seat 10, and makes the bottom of the test tube and the protective seat The arc-shaped rubber pad 11 inside 10 is in contact, and the bottom of the test tube is protected through the interaction between the protective seat 10 and the arc-shaped rubber pad 11. When the protection component 5 needs to be disassembled, the handle 20 is pulled to drive the movable sleeve 17 Sliding on the outside of the cross bar 16, the movable sleeve 17 drives the movable plate 18 to move, and the movable plate 18 moves to squeeze the positioning spring 19, so that the positioning spring 19 is elastically deformed, and the movable sleeve 17 drives the sliding connection block 21 on the bar. Sliding inside the chute 22 can ensure that the movable sleeve 17 achieves better stability when moving. At the same time, the sliding connecting block 21 drives the positioning sleeve 23 to move, and the positioning sleeve 23 moves and the positioning connecting block 6 is disengaged, and the alignment of the base plate is released. 2, and then separate the bottom plate 2 from the side plate 1 of the test tube rack, and then the protective component 5 can be disassembled from the test tube rack. When installation is required, repeat the above operation, and then insert the side of the test tube rack The inside of the connecting groove 24 on the bottom plate 2, then release the handle 20, and under the rebound force of the positioning spring 19, the movable plate 18 is promoted to reset and move, and the movable plate 18 drives the movable cover 17 to reset, and the movable cover 17 slides The connecting block 21 drives the positioning sleeve 23 to move, so that the positioning sleeve 23 is sleeved on the outside of the positioning connecting block 6, and the base plate 2 is positioned so that the protective assembly 5 is installed on the test tube rack.

Claims (5)

1. An improved test tube rack for placing test tubes in the laboratory, including symmetrically arranged side plates (1), characterized in that: the bottom of the side plate (1) is equipped with a bottom plate (2), two side plates (1) There are three placement boards (3) evenly installed between them, and placement holes (4) are evenly penetrated on the placement board (3), and the top of the bottom board (2) is evenly installed with protective components (5), and each The two protective components (5) are all located directly below the placement holes (4), the top ends of the bottom plate (2) are fixedly installed with positioning connection blocks (6), and the sides of the two side plates (1) that are far away from each other are installed There is an adjustment and positioning component (7), the protective component (5) includes a sleeve (8), and the sleeve (8) is fixedly installed on the top of the bottom plate (2), and the inner bottom of the sleeve (8) is fixedly installed with a support spring (9), the top of the support spring (9) is fixedly equipped with a protective seat (10), and the inside of the protective seat (10) is fixedly equipped with an arc-shaped rubber pad (11). 2. An improved test tube rack for shelving test tubes in the laboratory according to claim 1, characterized in that: the bottom of the protective seat (10) is symmetrically equipped with positioning sliders (12), sleeves (8 ) is symmetrically provided with a positioning chute (13) on the inner wall, and the positioning slider (12) is slidably installed inside the positioning chute (13). 3. An improved test tube rack for shelving test tubes in a laboratory according to claim 1, characterized in that: said adjustment and positioning assembly (7) includes a positioning strip (14), and the positioning strip (14) One side of the side plate (1) is fixedly connected, the top of the positioning strip (14) is fixedly installed with a frame (15), and the inside of the frame (15) is fixedly installed with a cross bar (16), and the cross bar (16) A movable sleeve (17) is slidably installed on the outside of the movable sleeve (17), and a movable plate (18) is fixedly installed on one side of the movable sleeve (17), and the movable plate (18) is slidably installed on the outside of the cross bar (16), and the movable plate (18) The side away from the movable sleeve (17) and located on the outer side of the cross bar (16) is provided with a positioning spring (19), the top of the movable sleeve (17) is fixedly equipped with a handle (20), and the bottom of the movable sleeve (17) is fixed A sliding connection block (21) is installed, and a bar-shaped chute (22) is opened through the positioning strip (14), and the sliding connection block (21) is slidably installed inside the bar-shaped chute (22), and the sliding connection A positioning sleeve (23) is fixedly installed on the bottom of the block (21), and the positioning sleeve (23) is sleeved on the outside of the positioning connection block (6). 4. An improved test tube rack for placing test tubes in the laboratory according to claim 3, characterized in that: the outer side of the handle (20) is covered with a rubber sleeve, and the outer side of the rubber sleeve is provided with a non-slip Teeth. 5. An improved test tube rack for placing test tubes in the laboratory according to claim 1, characterized in that: the top of the bottom plate (2) is symmetrically provided with connecting grooves (24), and two side plates ( The bottom of 1) is respectively located inside the two connection grooves (24), and the bottom of the bottom plate (2) is fixedly installed with a rubber backing plate (25).

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