CN214974142U

CN214974142U - Test tube pipette rack for chemical detection experiment

Info

Publication number: CN214974142U
Application number: CN202120302767.5U
Authority: CN
Inventors: 罗序龙; 朱骏杰; 汪丽燕; 赵美玲
Original assignee: Zhejiang Jiehui Testing And Certification Co ltd
Current assignee: Zhejiang Jiehui Testing And Certification Co ltd
Priority date: 2021-02-02
Filing date: 2021-02-02
Publication date: 2021-12-03
Anticipated expiration: 2031-02-02

Abstract

The utility model discloses a test tube pipet stand for chemistry test experiments, the on-line screen storage device comprises a base, the last fixed surface of base is connected with the support column, the limiting plate under the top fixedly connected with of support column, the last fixed surface of limiting plate is connected with the intermediate column down, the limiting plate on the top fixedly connected with of intermediate column, the fixed pipe of lower fixed surface of base is connected with, the bottom of fixed pipe is equipped with the sucking disc, the inner wall sliding connection of fixed pipe has the piston, the top of piston is connected with the ejector pin, and the other end of ejector pin extends the upper surface and the fixedly connected with return block of base. This test tube pipet stand for chemistry test experiments can be with orderly reasonable the placing of transfer pipette, and be convenient for remove and fix to the effectual phenomenon of avoiding confusion and maloperation.

Description

Test tube pipette rack for chemical detection experiment

Technical Field

The utility model relates to an experimental apparatus technical field specifically is a test tube pipet stand that chemistry detection experiments were used.

Background

A plurality of reagents are needed to be used in a chemical detection experiment, a plurality of droppers are needed for liquid transferring operation, and the conventional pipe frame cannot orderly and reasonably place the pipette droppers, so that the problems of disorder and misoperation are easily caused. Meanwhile, the existing pipe support is easy to topple over, and the dropper is inconvenient to take and place.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a test tube pipet stand for chemistry detects experiments 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:

the utility model provides a test tube pipet stand for chemistry test experiments, includes the base, the last fixed surface of base is connected with the support column, the spacing board under the top fixedly connected with of support column, the last fixed surface of spacing board is connected with the intermediate column down, the spacing board is gone up to the top fixedly connected with of intermediate column, the fixed pipe of lower fixed surface fixedly connected with of base, the bottom of fixed pipe is equipped with the sucking disc, the inner wall sliding connection of fixed pipe has the piston, the top of piston is connected with the ejector pin, and the other end of ejector pin extends the upper surface and the fixedly connected with of base and returns the piece.

Preferably, the upper limiting plate is provided with a plurality of placing holes matched with the pipette tips, and the lower limiting plate is provided with a plurality of conical small holes matched with the tail ends of the pipette tips.

Preferably, the both sides of base equal fixedly connected with handle, and all overlap on two handles and be equipped with anti-skidding cover.

Preferably, the number of the fixed pipes is four, and the four fixed pipes are arranged at four corners of the lower surface of the base in a rectangular array.

Preferably, the outer surface of the supporting column is in threaded connection with an I-shaped rotating sleeve, the outer groove of the I-shaped rotating sleeve is rotatably connected with a rotating ring, and the rotating ring is fixedly connected with the inner side wall of the clip block through a connecting column.

Preferably, the worker shape rotates four dwang of going up along fixedly connected with of cover, and four dwang circumference equidistance fixed connection are on worker shape rotates the cover.

Advantageous effects

The utility model provides a test tube pipet stand for chemistry test experiments possesses following beneficial effect:

1. this test tube pipet stand for chemistry test experiments, through setting up the handle, the removal of this test tube pipet stand of being convenient for, through setting up spacing board, lower spacing board, placing hole and toper aperture, the pipette of being convenient for places in order rationally to avoid the phenomenon of confusion and maloperation.

2. This test tube pipet stand for chemistry test experiments, through setting up fixed pipe, sucking disc, piston, ejector pin, worker's shape and rotating sleeve, swivel becket, return shape piece and dwang, be convenient for drive the piston through the dwang and remove, make the sucking disc adsorb on the test bench to the effectual mistake that prevents bumps test tube pipet stand and causes the phenomenon that test tube pipet stand emptys.

Drawings

FIG. 1 is a schematic view of a front cross-sectional structure of the present invention;

FIG. 2 is a schematic front view of the present invention;

fig. 3 is a schematic view of the bottom view of the present invention.

In the figure: the device comprises a base 1, a support column 2, a lower limiting plate 3, a middle upright column 4, an upper limiting plate 5, a fixed pipe 6, a sucker 7, a piston 8, an ejector rod 9, a return block 10, a handle 11, an I-shaped rotating sleeve 12, a rotating ring 13, a connecting column 14 and a rotating rod 15.

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. 1-3, the present invention provides a technical solution: the utility model provides a test tube pipet stand for chemistry test experiments, includes base 1, the equal fixedly connected with handle 11 in base 1's both sides, and all overlap on two handle 11 and be equipped with anti-skidding cover, through setting up handle 11, the removal of this test tube pipet stand of being convenient for.

Base 1's last fixed surface is connected with support column 2, limiting plate 3 under the top fixedly connected with of support column 2, the last fixed surface of limiting plate 3 is connected with intermediate column 4 down, limiting plate 5 on the top fixedly connected with of intermediate column 4, set up on the last limiting plate 5 with a plurality of and the hole of placing of liquid-transfering dropper adaptation, the toper aperture of a plurality of and the terminal adaptation of liquid-transfering dropper is seted up to the upper surface of limiting plate 3 down, through setting up limiting plate 5, lower limiting plate 3, place hole and toper aperture, be convenient for place liquid-transfering dropper orderly reasonable in placing hole and toper aperture, thereby avoid the phenomenon of confusion and maloperation.

The fixed pipe 6 of lower fixed surface of base 1 is connected with, and the quantity of fixed pipe 6 is four, and four fixed pipes 6 are the rectangular array setting in the lower surface four corners department of base 1, and the bottom fixedly connected with sucking disc 7 of fixed pipe 6, the inner wall sliding connection of fixed pipe 6 has piston 8, piston 8's top fixedly connected with ejector pin 9, and the top of ejector pin 9 extends base 1's upper surface and fixedly connected with return block 10.

Outer surface threaded connection of support column 2 has worker shape to rotate cover 12, worker shape rotates the outer inslot internal rotation of cover 12 and is connected with swivel becket 13, swivel becket 13's outer fixed surface is connected with spliced pole 14, spliced pole 14's the other end and the inside wall fixed connection who returns shape piece 10, worker shape rotates four dwang 15 of going up along fixedly connected with of cover 12, and the equidistant fixed connection of four dwang 15 circumference is at worker shape rotating sleeve 12's surface, through the above-mentioned design, be convenient for drive piston 8 through dwang 15 and remove, make sucking disc 7 adsorb on the test bench, thereby effectually prevent to miss the phenomenon that test tube pipet rack caused test tube pipet rack to topple.

The working principle is as follows: when using this chemical detection experiment to use test tube pipet stand, rotate dwang 15, it moves cover 12 and makes ejector pin 9 drive piston 8 and remove to drive worker shape, make 7 internal gas pressures of sucking disc reduce, adsorb sucking disc 7 on the test bench, then drip irrigation the transfer liquid orderly and place the hole, and make the head of transfer pipette insert in the toper aperture, reverse rotation worker shape rotates cover 12 again, make sucking disc 7 break away from the test bench, hold handle 11 again, remove this test tube pipet stand, through using this chemical detection experiment to use test tube pipet stand, the effectual phenomenon of avoiding confusion and maloperation.

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

1. The utility model provides a test tube pipette stand for chemistry test experiments, includes base (1), its characterized in that: the upper surface fixedly connected with support column (2) of base (1), spacing board (3) down is connected to the top fixedly connected with of support column (2), the upper surface fixedly connected with intermediate column (4) of spacing board (3) down, spacing board (5) on the top fixedly connected with of intermediate column (4), the fixed pipe of lower fixed surface fixedly connected with (6) of base (1), the bottom of fixed pipe (6) is equipped with sucking disc (7), the inner wall sliding connection of fixed pipe (6) has piston (8), the top of piston (8) is connected with ejector pin (9), and the other end of ejector pin (9) extends the upper surface and fixedly connected with return block (10) of base (1).

2. The test tube pipette rack for chemical detection experiments according to claim 1, characterized in that: the upper limiting plate (5) is provided with a plurality of placing holes matched with the pipette tips, and the lower limiting plate (3) is provided with a plurality of conical small holes matched with the tail ends of the pipette tips.

3. The test tube pipette rack for chemical detection experiments according to claim 1, characterized in that: the equal fixedly connected with handle (11) in both sides of base (1), and all overlap on two handle (11) and be equipped with anti-skidding cover.

4. The test tube pipette rack for chemical detection experiments according to claim 1, characterized in that: the number of the fixed tubes (6) is four, and the four fixed tubes (6) are arranged at four corners of the lower surface of the base (1) in a rectangular array manner.

5. A test tube pipette rack for chemical detection experiments according to any of claims 1 to 4, characterized in that: the outer surface threaded connection of support column (2) has worker's shape to rotate cover (12), the outer inslot internal rotation of worker's shape rotation cover (12) is connected with swivel becket (13), swivel becket (13) are through spliced pole (14) and the inside wall fixed connection of returning the piece (10).

6. The test tube pipette rack for chemical detection experiments according to claim 5, characterized in that: the upper edge of the H-shaped rotating sleeve (12) is fixedly connected with four rotating rods (15), and the four rotating rods (15) are fixedly connected to the H-shaped rotating sleeve (12) at equal intervals in the circumferential direction.