CN211636639U - Test tube clamping support - Google Patents

Abstract

The utility model discloses a test tube clamping support, which comprises a triangular bottom plate and a triangular top plate, wherein the three corners of the upper end of the triangular bottom plate are all provided with threaded holes, supporting round rods are screwed in the threaded holes through threaded fit, the triangular top plate is arranged right above the triangular bottom plate, a test tube body is inserted in each test tube perforation, the bottom of the test tube body is inserted in a corresponding bottom placing groove, the upper end side of the triangular bottom plate is provided with a strip-shaped clamping groove, the lower end side of the triangular top plate is provided with a strip-shaped clamping plate corresponding to the strip-shaped clamping groove, the test tube clamping support uses the triangular bottom plate as the bottom support of a test tube, the triangular top plate is used as the middle-upper part clamp of the test tube, the test tube is more convenient to clamp and place, the support is convenient to assemble and disassemble, the volume of the support can be reduced, is beneficial to popularization.

Description

Test tube clamping support

Technical Field

The utility model relates to a test tube technical field specifically is a test tube centre gripping support.

Background

Test tubes, instruments commonly used in chemical laboratories, which are used as reaction vessels for small amounts of reagents, are used at normal temperature or during heating (preheating is required before heating, otherwise test tubes are prone to burst), and are often placed and clamped on a test tube rack, but the conventional test tube rack generally has the defect of inconvenient carrying; to this end, we propose a test tube holding rack.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a test tube centre gripping support to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a test tube clamping support comprises a triangular bottom plate and a triangular top plate, wherein threaded holes are formed in three corners of the upper end of the triangular bottom plate, supporting round rods are screwed in the threaded holes in a threaded fit mode, the triangular top plate is arranged right above the triangular bottom plate, round rod clamping holes are vertically formed in the triangular position of the triangular top plate in a penetrating mode, the upper ends of the three supporting round rods are clamped into the three round rod clamping holes respectively, limiting stop rings are sleeved and bonded below the triangular top plate on the supporting round rods, a plurality of bottom placing grooves are formed in the upper end of the triangular bottom plate, a plurality of test tube through holes corresponding to the bottom placing grooves are formed in the triangular top plate, a test tube body is inserted into each test tube through hole, the bottoms of the test tube bodies are inserted into the corresponding bottom placing grooves, and strip-shaped clamping grooves are formed in the side edges of the upper end of the triangular bottom plate, the lower extreme avris of triangle-shaped roof all sets up the bar cardboard that corresponds with bar draw-in groove position, the groove of accomodating has all been seted up to the side of triangle-shaped bottom plate, the both ends of accomodating the groove all are fixed with the rubber snap ring through sticky.

Preferably, the triangular bottom plate and the triangular top plate are both arranged to be equilateral triangles, and the side lengths and the thicknesses of the triangular bottom plate and the triangular top plate are equal.

Preferably, the outer diameter of each limit stop ring is larger than the aperture of the test tube perforation, and when the lower end of each triangular top plate is attached to the upper end of each limit stop ring, the upper end of each support round rod is 5-10mm higher than the upper end of each triangular top plate.

Preferably, the diameter of the upper opening of the bottom placing groove is equal to the aperture of the test tube perforation, and the bottom of the bottom placing groove is semicircular.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages of reasonable design, this test tube centre gripping support, the bottom bearing as the test tube by the triangle-shaped bottom plate, as the well upper portion centre gripping of test tube by the triangle-shaped roof, it is not only more convenient to place to the test tube centre gripping, and this support is convenient for assemble and dismantlement, only need during the equipment will support in the screw hole that the round bar bottom threaded part was twisted into the triangle-shaped bottom plate, align the round bar card hole on the triangle-shaped roof and go into the upper end that supports the round bar and can accomplish, take off on the triangle-shaped roof during dismantlement, will support the round bar and twist out then go into respectively and go into the groove of accomodating that corresponds, then go into the triangle-shaped roof of taking off in the bar draw-in groove through bar cardboard card, realize being connected with the triangle-shaped bottom.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a triangular bottom plate according to the present invention;

FIG. 3 is a schematic view of the strip-shaped clamp plate of the present invention;

FIG. 4 is a schematic view of the supporting rod of the present invention;

fig. 5 is a schematic view of the connection between the triangular bottom plate and the triangular top plate of the present invention.

In the figure: triangle-shaped bottom plate 1, end standing groove 2, screw hole 3, accomodate groove 4, rubber snap ring 5, triangle-shaped roof 6, round bar card hole 7, test tube perforation 8, support round bar 9, test tube body 10, bar cardboard 11, bar draw-in groove 12, spacing fender ring 13.

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. 1-5, the present invention provides a technical solution: a test tube clamping support comprises a triangular bottom plate 1 and a triangular top plate 6, wherein three corners at the upper end of the triangular bottom plate 1 are respectively provided with a threaded hole 3, supporting round rods 9 (the lower ends of the outer sides of the supporting round rods 9 are provided with external threads) are screwed in the threaded holes 3 in a threaded fit mode, the triangular top plate 6 is arranged right above the triangular bottom plate 1, the triangular bottom plate 1 and the triangular top plate 6 are respectively arranged into an equilateral triangle, the side lengths and the thicknesses of the triangular bottom plate 1 and the triangular top plate 6 are equal, three corners of the triangular top plate 6 are respectively vertically penetrated and provided with round rod clamping holes 7, the upper ends of the three supporting round rods 9 are respectively clamped into the three round rod clamping holes 7, the supporting round rods 9 are respectively sleeved and bonded with limiting baffle rings 13 below the triangular top plate 6, the outer diameters of the limiting baffle rings 13 are all larger than the pore diameters of test tube perforation 8, the limiting, when the lower end of the triangular top plate 6 is attached to the upper end of the limit stop ring 13, the upper end of the support round bar 9 is 5-10mm higher than the upper end of the triangular top plate 6, the upper end of the triangular bottom plate 1 is provided with a plurality of bottom placing grooves 2, the triangular top plate 6 is provided with a plurality of test tube through holes 8 corresponding to the bottom placing grooves 2, each test tube through hole 8 is inserted with a test tube body 10, the bottom of the test tube body 10 is inserted in the corresponding bottom placing groove 2, the diameter of the upper opening of each bottom placing groove 2 is equal to the diameter of each test tube through hole 8, the bottom of each bottom placing groove 2 is semicircular, the side of the upper end of the triangular bottom plate 1 is provided with a strip-shaped clamping groove 12, the side of the lower end of the triangular top plate 6 is provided with a strip-shaped clamping plate 11 corresponding to the position of the strip-shaped clamping groove 12, the side of the triangular bottom plate 1 is provided with a containing groove 4, the rubber snap ring 5 has an outward opening and is used for clamping the disassembled supporting round rod 9;

this test tube centre gripping support, by the bottom bearing of triangle-shaped bottom plate 1 conduct test tube, by the well upper portion centre gripping of triangle-shaped roof 6 conduct test tube, not only it is more convenient to place to the test tube centre gripping, and this support is convenient for equipment and dismantlement, only need will support during the equipment in the screw hole 3 of triangle-shaped bottom plate 1 is twisted into to the threaded part in the 9 bottoms of round bar, align round bar card hole 7 on the triangle-shaped roof 6 and go into the upper end that supports round bar 9 and can accomplish, take off on triangle-shaped roof 6 during the dismantlement, will support round bar 9 and twist out then go into respectively and hold in the groove 4 of accomodating that corresponds, then go into strip-shaped clamping groove 12 with triangle-shaped roof 6 of taking off through strip-shaped cardboard 11 card, realize being connected with triangle-shaped bottom plate 1.

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 (4)

1. The utility model provides a test tube centre gripping support, includes triangle-shaped bottom plate (1) and triangle-shaped roof (6), its characterized in that: threaded holes (3) are formed in the three corners of the upper end of the triangular bottom plate (1), supporting round rods (9) are screwed in the threaded holes (3) through thread matching, the triangular top plate (6) is arranged right above the triangular bottom plate (1), round rod clamping holes (7) are vertically formed in the triangular positions of the triangular top plate (6) in a penetrating mode, the three supporting round rods (9) are respectively clamped into the three round rod clamping holes (7), limiting baffle rings (13) are sleeved and bonded below the triangular top plate (6) on the supporting round rods (9), a plurality of bottom placing grooves (2) are formed in the upper end of the triangular bottom plate (1), a plurality of test tube through holes (8) corresponding to the bottom placing grooves (2) are formed in the triangular top plate (6), and test tube bodies (10) are inserted into each test tube through hole (8), the bottom of test tube body (10) all inserts and establishes in the end standing groove (2) that corresponds, bar draw-in groove (12) have all been seted up to the upper end avris of triangle-shaped bottom plate (1), bar cardboard (11) that correspond with bar draw-in groove (12) position have all been seted up to the lower extreme avris of triangle-shaped roof (6), the side of triangle-shaped bottom plate (1) has all been seted up and has been accomodate groove (4), the both ends of accomodating groove (4) all are fixed with rubber snap ring (5) through sticky.

2. A test tube holding rack according to claim 1, wherein: the triangular bottom plate (1) and the triangular top plate (6) are both arranged to be equilateral triangles, and the side lengths and the thicknesses of the triangular bottom plate (1) and the triangular top plate (6) are equal.

3. A test tube holding rack according to claim 1, wherein: the external diameter of the limit stop ring (13) is larger than the aperture of the test tube perforation (8), and when the lower end of the triangular top plate (6) is attached to the upper end of the limit stop ring (13), the upper end of the support round rod (9) is 5-10mm higher than the upper end of the triangular top plate (6).

4. A test tube holding rack according to claim 1, wherein: the diameter of the upper opening of the bottom placing groove (2) is equal to the aperture of the test tube perforation (8), and the bottom of the bottom placing groove (2) is semicircular.

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