CN210585066U

CN210585066U - Test tube rack for biochemical experiment

Info

Publication number: CN210585066U
Application number: CN201921598966.4U
Authority: CN
Inventors: 李晶晶; 史良
Original assignee: Henan Vocational College of Nursing
Current assignee: Henan Vocational College of Nursing
Priority date: 2019-09-25
Filing date: 2019-09-25
Publication date: 2020-05-22
Anticipated expiration: 2029-09-25

Abstract

The utility model relates to a biochemical experiment test-tube rack, which effectively solves the problems that the prior sun-drying and overturning are inconvenient and do not have certain heat preservation capability; the technical scheme includes that the device comprises a chassis, wherein fixed beams are fixedly connected to two sides of the chassis, a middle plate located right above the chassis is fixedly connected between the two fixed beams, a plurality of middle plate slots with different apertures are formed in the middle plate, an upper plate is connected between the two fixed beams in a vertical sliding mode and can also rotate between the two fixed beams, a plurality of upper plate slots corresponding to the middle plate slots are formed in the upper plate, and a rubber ring is fixedly connected in each upper plate slot; the utility model discloses the structure is succinct, and convenient to use can realize quick upset to possess certain heating capacity, the practicality is strong.

Description

Test tube rack for biochemical experiment

Technical Field

The utility model relates to an experimental auxiliary device technical field specifically is biochemical experiment test-tube rack.

Background

In biochemical experiments, cuvettes are one of the more common instruments, typically used for heating small quantities of solids or liquids, as containers for small quantities of reagents, etc. After the experiment is completed, the experimenter brushes the test tubes, and then inserts the mouths of the brushed test tubes into the test tube rack one by one to control moisture. After the test tubes are completely dried, the experimenters turn over the test tubes one by one and insert the test tubes into the test tube rack again. When the test tube that the experiment was used is more, above-mentioned operation just can occupy more time, wastes time and energy.

Moreover, when some biological solutions or samples are stored in the test tube, certain requirements are sometimes required on the temperature, and most of the existing test tube racks do not have the capacity of preserving the heat of the test tube and the solutions or samples in the test tube.

Therefore, a test tube rack which is convenient for turning over test tubes and has certain heat preservation capability is needed.

Therefore, the utility model provides a biochemical experiment test-tube rack solves this problem.

SUMMERY OF THE UTILITY MODEL

To the above situation, for overcoming prior art's defect, the utility model provides a utility model name, the effectual current problem of drying the upset inconveniently, not possessing certain heat preservation ability of having solved.

The utility model discloses a chassis, the equal fixedly connected with fixed beam in chassis both sides, two fixed beam between fixedly connected with be located the medium plate directly over the chassis, the medium plate on set up the different medium plate slot in a plurality of apertures, two fixed beam between sliding connection have the upper plate from top to bottom, the upper plate also can rotate between two fixed beams, the upper plate on set up a plurality of and the corresponding upper plate slot of medium plate slot, every the upper plate slot in equal fixedly connected with rubber circle.

Preferably, vertical chutes are formed in the two fixed beams, sliding columns in the two vertical chutes are respectively arranged in the upper plate through fixedly connected with two sides of the upper plate, and the two sliding columns are respectively and fixedly connected with handles coaxially.

Preferably, the two fixed beams are both connected with positioning sliding blocks in a vertical sliding manner, the two positioning sliding blocks are both provided with threaded holes, and positioning bolts are meshed with the two threaded holes in a threaded manner;

a plurality of positioning grooves are formed in the two fixing beams from top to bottom.

Preferably, the base plate is hollow and is fixedly connected with a heating plate.

Preferably, the chassis is fixedly connected with a plurality of heat conduction columns, each heat conduction column corresponds to the middle plate slot one by one, and the lower ends of the heat conduction columns are in contact connection with the heating plate.

Preferably, the chassis is made of heat-insulating materials, and the heat-conducting column is made of heat-conducting insulating elastic rubber.

Preferably, the middle plate is stepped.

The utility model is improved aiming at the problems that the prior sun-drying and overturning are inconvenient and do not have certain heat preservation capability, a turnover upper plate is added on the basis of a ladder test tube rack, and a rubber ring is arranged in an upper plate slot to fasten a test tube, so that a user can overturn the test tube and simultaneously prevent the test tube from falling off in the overturning process; add hot plate and heat conduction post to for this device provides certain heating or heat preservation ability, heat conduction post itself can provide fixed basis when inverteing for the test tube simultaneously, the utility model discloses the structure is succinct, and convenient to use can realize overturning fast to possess certain heating ability, the practicality is strong.

Drawings

Fig. 1 is a schematic front view of the present invention.

Fig. 2 is a schematic perspective view of the present invention.

Fig. 3 is a schematic perspective view of the present invention.

Fig. 4 is a schematic sectional view of the present invention.

Fig. 5 is a schematic view of the positioning block and its related structure.

Fig. 6 is a perspective view of the positioning slider of the present invention.

Detailed Description

The foregoing and other technical matters, features and effects of the present invention will be apparent from the following detailed description of the embodiments, which is to be read in connection with the accompanying drawings of fig. 1 to 6. The structural contents mentioned in the following embodiments are all referred to the attached drawings of the specification.

Exemplary embodiments of the present invention will be described below with reference to the accompanying drawings.

The utility model provides a biochemical experiment test-tube rack, which is characterized in that the biochemical experiment test-tube rack comprises a chassis 1, both sides of the chassis 1 are fixedly connected with fixing beams 2, a middle plate 3 positioned right above the chassis 1 is fixedly connected between two fixing beams 2, a plurality of middle plate slots 4 with different apertures are arranged on the middle plate 3, an upper plate 5 is connected between the two fixing beams 2 in a vertical sliding manner, the upper plate 5 can also rotate between the two fixing beams 2, a plurality of upper plate slots 6 corresponding to the middle plate slots 4 are arranged on the upper plate 5, when a user uses the biochemical experiment test-tube rack, the test-tube can be fixed by passing through the upper plate slots 6 and the middle plate slots 4 so that the bottom of the test-tube is contacted with the chassis 1, a rubber ring 7 is fixedly connected in each upper plate slot 6, the rubber ring 7 is used for better fixing the test-tube in the upper plate slots 6, vertical spout 8 has all been seted up on two

fixed beams

2, 5 equal fixedly connected with in both sides of upper plate arrange the slip post 9 in two vertical spouts 8 respectively, two equal coaxial fixedly connected with handles 10 of slip post 9, the setting up of slip post 9 makes upper plate 5 rotatable, also can slide from top to bottom along vertical spout 8 simultaneously, user's accessible rotates handle 10 and drives upper plate 5 and rotate, this embodiment is when specifically using, when the user need overturn the test tube, only need lift handle 10, make the test tube bottom exceed medium plate 3, later rotate handle 10 and make upper plate 5 reversal 180 degrees and put down upper plate 5, can realize the upset of test tube.

In the second embodiment, on the basis of the first embodiment, in order to ensure that the device can adapt to common test tubes of various specifications, the length of the vertical sliding groove 8 is long, and when the test tube is fixed, especially when the test tube is turned over so that the test tube opening faces downward, the bottom of the vertical sliding groove 8 can not contact with the sliding column 9, at this time, all the supports for the test tube come from the test tube itself, and at the same time, the weight of the upper plate 5 is borne by the test tube, which is easy to damage the test tube opening, the second embodiment provides a specific structure, so that after the test tube is turned over, the upper plate 5 can still be supported, so that the test tube does not need to support the weight of the upper plate 5, and at the same time, the rubber ring 7 in the upper plate slot 6 can also provide a certain auxiliary support for the test tube, specifically, referring to fig. 2, 3, 5 and 6, two fixing beams 2 are both connected with the positioning slide, two location slider 11 on all seted up threaded hole 12, equal thread meshing has positioning bolt 13 in two threaded hole 12, a plurality of constant head tanks 14 have all been seted up to top-down on two fixed beams 2, constant head tank 14 quantity on two fixed beams 2 is the same, the centre of a circle of constant head tank 14 on two fixed beams 2 is located a vertically straight line, this embodiment is when specifically using, during the initial position, positioning bolt 13 is arranged in constant head tank 14, thereby the position of fixed position slider 11, when the user need according to the altitude mixture control location slider 11 of test tube, only need rotate positioning bolt 13, make positioning bolt 13 withdraw from in the constant head tank 14, later slide position slider 11 to required position from top to bottom, and rotate positioning bolt 13 and make positioning bolt 13 get into corresponding constant head tank 14 in can fix position slider 11 again.

Third embodiment, on the basis of the first embodiment, a biochemical experiment needs to ensure that a solution or a sample liquid in a test tube keeps a certain temperature to ensure that microorganisms in the solution can survive and cannot die, and this embodiment provides a specific structure to achieve the above effects, specifically, the chassis 1 is hollow inside and is fixedly connected with a heating plate 15, referring to fig. 3, one end of the heating plate 15 is electrically connected with a USB connection port, the USB connection port is exposed at one side of the chassis 1, the chassis 1 is fixedly connected with a plurality of heat conduction columns 16, each heat conduction column 16 corresponds to a middle plate slot 4 one by one, the lower end of each heat conduction column 16 is in contact connection with the heating plate 15, the chassis 1 is made of a heat insulating material, the heat conduction columns 16 are made of a heat conducting insulating elastic rubber, the heat conduction columns 16 can transfer heat generated by the heating plate 15 to the test tube on the heat conduction columns 16, this embodiment is when specifically using, the user can place the test tube on heat conduction post 16 through 6 medium plate slots 4 of upper plate slot, and link to each other through USB line and external power supply, thereby for the power supply of hot plate 15, and keep the temperature of test tube and inside solution through heat conduction post 16, it is same, after the test tube upset, the test tube mouth of pipe back-off is outside heat conduction post 16, heat conduction post 16 can assist the test tube location, and simultaneously, also accessible USB line connection external power supply is the power supply of hot plate 15, thereby improve the inside temperature of test tube through heat conduction post 16, so that faster drying moisture.

When the utility model is used in concrete, when a user needs to turn over the test tube, the user only needs to lift the handle 10 to make the bottom end of the test tube higher than the middle plate 3, then rotate the handle 10 to make the upper plate 5 rotate in the reverse direction for 180 degrees and put down the upper plate 5, thus realizing the turning over of the test tube;

when a user needs to adjust the positioning slide block 11 according to the height of the test tube, the positioning slide block 11 can be fixed again only by rotating the positioning bolt 13 to enable the positioning bolt 13 to withdraw from the positioning groove 14, then sliding the positioning slide block 11 up and down to a required position, and rotating the positioning bolt 13 to enable the positioning bolt 13 to enter the corresponding positioning groove 14;

when the user need heat the test tube, the user can place the test tube on heat conduction post 16 through 6 medium plate slot 4 of upper plate slot, and link to each other through USB line and external power supply, thereby for the power supply of hot plate 15, and keep the temperature of test tube and inside solution through heat conduction post 16, it is same, after the test tube upset, the test tube mouth of pipe back-off is outside heat conduction post 16, heat conduction post 16 can assist the test tube location, and simultaneously, also accessible USB line connection external power supply is the power supply of hot plate 15, thereby improve the inside temperature of test tube through heat conduction post 16, so that faster drying moisture.

Claims

1. Biochemical experiment test-tube rack, its characterized in that, including chassis (1), equal fixedly connected with fixed beam (2) in chassis (1) both sides, two fixed beam (2) between medium plate (3) that fixedly connected with is located directly over chassis (1), medium plate (3) on set up medium plate slot (4) that a plurality of apertures are different, two fixed beam (2) between about sliding connection have upper plate (5), upper plate (5) also can rotate between two fixed beam (2), upper plate (5) on set up a plurality of and the corresponding upper plate slot (6) of medium plate slot (4), every upper plate slot (6) in equal fixedly connected with rubber circle (7).

2. The biochemical experiment test-tube rack according to claim 1, characterized in that vertical sliding grooves (8) are respectively formed on the two fixed beams (2), sliding columns (9) respectively arranged in the two vertical sliding grooves (8) are respectively and fixedly connected to both sides of the upper plate (5), and handles (10) are respectively and coaxially and fixedly connected to the two sliding columns (9).

3. The biochemical experiment test-tube rack according to claim 2, wherein the two fixed beams (2) are connected with positioning sliding blocks (11) in a vertical sliding manner, the two positioning sliding blocks (11) are provided with threaded holes (12), and positioning bolts (13) are engaged with the threaded holes (12) in the two threaded holes;

a plurality of positioning grooves (14) are arranged on the two fixed beams (2) from top to bottom.

4. The biochemical experiment test tube rack according to claim 1, wherein the chassis (1) is hollow inside and is fixedly connected with a heating plate (15).

5. The biochemical experiment test tube rack according to claim 4, characterized in that a plurality of heat conducting columns (16) are fixedly connected to the chassis (1), each heat conducting column (16) corresponds to the middle plate slot (4) one by one, and the lower end of each heat conducting column (16) is in contact connection with the heating plate (15).

6. The biochemical experiment test-tube rack according to claim 5, characterized in that the chassis (1) is made of heat insulating material, and the heat conducting column (16) is made of heat conducting and insulating elastic rubber.

7. The biochemical experiment test tube rack according to claim 1, wherein the middle plate (3) is stepped.