CN210613797U - Novel test-tube rack for biochemical experiments - Google Patents

Abstract

The utility model discloses a novel test tube rack for biochemical experiments, which comprises supporting legs and tube rack structures, wherein the tube rack structures are provided with a plurality of groups, two groups of supporting legs are symmetrically arranged on the outer wall of each group of tube rack structures, a plurality of groups of shell bodies are inwards compressed in a standing state to enable two adjacent groups of shell bodies to be tightly attached, the lapping arms are sleeved on the lapping rods by rotating the lapping arms to realize the fixation of the two adjacent groups of tube rack structures, the shell bodies are made of one of acrylic and PVC, the hardness is high, the weight is light, the lapping arms are reversely rotated, then the sleeve groups of the tube rack structures are rightwards stretched, the distance between a left limiting groove and a right limiting groove is enlarged, an experimenter can directly put test tubes between the left limiting groove and the right limiting groove and limit the two sides and the bottoms of the test tubes through test tube clamps and limiting arcs, the occupied area of the test tube rack is effectively reduced by adopting, can be carried without being assembled and disassembled, has simple structure, can satisfy the requirement of containing test tubes under the field hard condition, and has strong practicability.

Description

Novel test-tube rack for biochemical experiments

Technical Field

The utility model relates to an experimental articles for use technical field specifically is a novel test-tube rack is used in biochemical experiments.

Background

The test tube rack is used for placing (sometimes the test tube can be placed on the test tube rack to observe the phenomenon of a certain experiment) and airing the test tube

In the most basic laboratory apparatus used in the chemical laboratory, a test tube holder is provided with a corresponding number of small wooden columns and small holes for allowing the test tube to stand for use or for further observation of the reaction.

Current test-tube rack all adopts fixed structure, and the panel of placing the test tube promptly adopts integral type shaping mode, in the field sight of biochemical experiment, experimental conditions is comparatively difficult, often need shift laboratory glassware such as test-tube rack, and current test-tube rack adopts the structure of assembling in order to carry usually, but installs and removes the process very loaded down with trivial details, and frequent installing and removing leads to becoming flexible between the plate easily to reduce stability, and fixed test-tube rack is bulky, and is inconvenient to carry, and the practicality is not strong.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a novel test tube rack for biochemical experiments, which has the advantages of light weight, small volume, portability without assembly and disassembly, simple structure, convenient use, capability of meeting the requirement of holding test tubes under the field hard condition and strong practicability, and can solve the problems that the assembly and disassembly processes of the test tube rack with an assembled structure in the prior art are very complicated, and frequent assembly and disassembly easily lead to looseness between plates, thereby reducing the stability; the fixed test-tube rack is large in size, inconvenient to carry and not strong in practicability.

In order to achieve the above object, the utility model provides a following technical scheme: a novel test tube rack for biochemical experiments comprises support legs and tube rack structures, wherein the tube rack structures are provided with a plurality of groups, two groups of support legs are symmetrically arranged on the outer wall of each group of tube rack structures, and the support legs are in a triangular structure;

the pipe support structure includes the shell body, the take-up arm, left spacing groove, right spacing groove, thousand pages of boards, the test tube clamp, the bottom plate, spacing arc and pull rod, the outer wall fixed mounting take-up arm of shell body, the excircle radian of take-up arm and the interior radian phase-match of take-up arm, take-up arm cup joints in the pivot, pivot and shell body fixed connection, process left spacing groove on the right side wall of shell body, process right spacing groove on the left side wall of shell body, fixed mounting thousand pages of boards between the right side wall of a set of shell body and the left side wall of another group shell body, all fix on left spacing groove and the right spacing groove and set up curved test tube clamp, the bottom fixed mounting bottom plate in right spacing groove, the other end of bottom plate stretches into the inside in left spacing groove, the inside processing spacing arc of bottom plate, fixed mounting pull rod on the right side wall of right.

Preferably, the inside processing of shell body has the built-in groove of accomodating thousand pages of boards.

Preferably, a built-in groove for accommodating the bottom plate is processed in the left limiting groove.

Preferably, the bottom plate is located inside the two sets of flaps.

Preferably, the rotating shaft and the arm are not installed on the casing body at the leftmost side, and the lapping rod is not installed on the casing body at the rightmost side.

Preferably, the outer shell is made of one of acrylic and PVC.

Compared with the prior art, the beneficial effects of the utility model are as follows:

this novel test-tube rack for biochemical experiments, the material that the shell body adopted are one of ya keli, PVC, and hardness is high, and the quality is light, adopts telescopic structure, effectively reduces the occupation of land volume of test-tube rack, need not to install and remove and can carry, simple structure, and convenient to use can satisfy the test tube under the hard condition in field and hold, and the practicality is very strong.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention in a resting state;

fig. 2 is a schematic view of the overall structure of the utility model in a stretched state;

fig. 3 is a schematic top view of the overall structure of the present invention in a stretched state;

fig. 4 is an enlarged schematic view of a part a of the assembly shown in fig. 2 according to the present invention.

In the figure: 1. supporting legs; 2. a pipe frame structure; 21. an outer housing; 22. building a rod; 23. a rotating shaft; 24. arm lapping; 25. a left limit groove; 26. a right limit groove; 27. a plurality of sheets; 28. a test tube clamp; 29. a base plate; 210. limiting an arc; 211. a pull rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, a novel test tube rack for biochemical experiments comprises supporting legs 1 and tube frame structures 2, wherein the tube frame structures 2 are provided with a plurality of groups, two groups of supporting legs 1 are symmetrically arranged on the outer wall of each group of tube frame structures 2, and the supporting legs 1 are in a triangular structure.

Referring to fig. 2-4, the tube frame structure 2 includes an outer shell 21, an attachment 22, a rotation shaft 23, an attachment 24, a left limit groove 25, a right limit groove 26, a flap plate 27, a test tube clamp 28, a bottom plate 29, a limit arc 210 and a pull rod 211, the attachment 22 is fixedly installed on the outer wall of the outer shell 21, the outer radian of the attachment 22 matches with the inner radian of the attachment 24, the attachment 24 is sleeved on the rotation shaft 23, the rotation shaft 23 is fixedly connected with the outer shell 21, the left limit groove 25 is processed on the right side wall of the outer shell 21, the right limit groove 26 is processed on the left side wall of the outer shell 21, the flap plate 27 is fixedly installed between the right side wall of one set of outer shell 21 and the left side wall of the other set of outer shell 21, the arc-shaped test tube clamp 28 is fixedly installed on the left limit groove 25 and the right limit groove 26, the bottom of the right limit groove 26 is fixedly installed with the bottom plate 29, the other end of the bottom plate 29 extends into, the pull rod 211 is fixedly installed on the right side wall of the rightmost outer shell 21, a built-in groove for containing the thousand-page plates 27 is machined in the outer shell 21, a built-in groove for containing the bottom plate 29 is machined in the left limiting groove 25, the bottom plate 29 is located on the inner sides of the two sets of thousand-page plates 27, the rotating shaft 23 and the pull arm 24 are not installed on the leftmost outer shell 21, the pull rod 22 is not installed on the rightmost outer shell 21, and the outer shell 21 is made of one of acrylic and PVC.

The working principle is as follows: when the pipe frame structure 2 is in a standing state, a plurality of groups of outer shells 21 are inwards compressed, so that the flap plates 27 are completely compressed in the built-in grooves processed in the outer shells 21, meanwhile, the bottom plate 29 is also stressed in the horizontal direction, so that the flap plates enter the built-in grooves processed in the outer shells 21, at the moment, the outer walls of two adjacent groups of outer shells 21 are tightly attached, the lapping arms 24 are sleeved on the lapping rods 22 by rotating the lapping arms 24, the fixation of the two adjacent groups of pipe frame structures 2 is realized, the sleeve volume of the pipe frame structure 2 is reduced, the outer shells 21 are made of one of acrylic and PVC, when the pipe frame structure 2 is used, the lapping arms 24 are reversely rotated, the sleeve of the pipe frame structure 2 is pulled rightwards through the pull rods 211, at the moment, the flap plates 27 and the bottom plate 29 extend rightwards in the built-in grooves until the limit arcs 210 appear and are positioned between the left limit groove 25 and the right limit groove 26, at the, the experimenter can directly put the test tube between the left limiting groove 25 and the right limiting groove 26, and limit the two sides and the bottom of the test tube through the test tube clamp 28 and the limiting arc 210.

In summary, the following steps: this novel test-tube rack for biochemical experiments, compress multiunit shell body 21 inwards during the state of stewing for thousand pages of boards 27 completely compress in the built-in groove of the inside processing of shell body 21, bottom plate 29 also receives the power in the horizontal direction simultaneously, thereby enter into the built-in groove of the inside processing of shell body 21, the outer wall of two sets of adjacent shell bodies 21 is closely laminated this moment, make the arm-strap 24 cup joint on the arm-strap 22 through rotating the arm-strap 24, realize the fixed of two sets of adjacent pipe support structures 2, reduce the suit volume of pipe support structure 2, the material that the shell body 21 adopts is acrylic, one of PVC, the hardness is high, the quality is light, conveniently carry, reverse rotation arm-strap 24 during the use, rethread pull rod 211 with the suit of pipe support structure 2 to the right, thousand pages of boards 27 and bottom plate 29 at this moment extend to the right in the built-in groove, until spacing arc 210 appears and lies between left spacing groove 25 and right spacing groove 26, the distance between left spacing groove 25 and the right spacing groove 26 at this moment is enlarged, and the experimenter can directly put into the test tube between left spacing groove 25 and the right spacing groove 26, and carry on spacingly to the both sides and the bottom of test tube through test tube clamp 28 and spacing arc 210, adopts telescopic structure, effectively reduces the occupation of land volume of test-tube rack, need not to install and remove and can carry, simple structure, and convenient to use can satisfy the test tube under the open-air hard condition and hold, and the practicality is very strong.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a biochemical experiment is with novel test-tube rack, includes supporting legs (1) and pipe support structure (2), pipe support structure (2) set up the multiunit, equal symmetrical two sets of supporting legs of installation (1), its characterized in that on the outer wall of every group pipe support structure (2): the supporting legs (1) are arranged to be triangular structures;

the pipe frame structure (2) comprises an outer shell (21), an abutment (22), a rotating shaft (23), an abutment (24), a left limiting groove (25), a right limiting groove (26), a flap plate (27), test tube clamps (28), a bottom plate (29), a limiting arc (210) and a pull rod (211), wherein the abutment (22) is fixedly installed on the outer wall of the outer shell (21), the outer radian of the abutment (22) is matched with the inner radian of the abutment (24), the abutment (24) is sleeved on the rotating shaft (23), the rotating shaft (23) is fixedly connected with the outer shell (21), the left limiting groove (25) is processed on the right side wall of the outer shell (21), the right limiting groove (26) is processed on the left side wall of the outer shell (21), the flap plate (27) is fixedly installed between the right side wall of one group of outer shells (21) and the left side wall of the other group of outer shells (21), the arc-shaped test tube clamps (28) are fixedly arranged on the left limiting groove (25) and the right limiting groove (26, the bottom fixed mounting bottom plate (29) of right spacing groove (26), the other end of bottom plate (29) stretches into the inside of left spacing groove (25), the inside processing spacing arc (210) of bottom plate (29), fixed mounting pull rod (211) on the right side wall of rightmost side shell body (21).

2. The novel test tube rack for biochemical experiments according to claim 1, characterized in that: the inner part of the outer shell (21) is provided with a built-in groove for accommodating the flap plate (27).

3. The novel test tube rack for biochemical experiments according to claim 1, characterized in that: and a built-in groove for accommodating the bottom plate (29) is processed in the left limiting groove (25).

4. The novel test tube rack for biochemical experiments according to claim 1, characterized in that: the bottom plate (29) is positioned at the inner side of the two groups of flap plates (27).

5. The novel test tube rack for biochemical experiments according to claim 1, characterized in that: the rotating shaft (23) and the lapping arm (24) are not installed on the casing body (21) at the leftmost side, and the lapping rod (22) is not installed on the casing body (21) at the rightmost side.

6. The novel test tube rack for biochemical experiments according to claim 1, characterized in that: the shell body (21) is made of one of acrylic and PVC.

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