CN211216735U

CN211216735U - Pipette and fixing frame

Info

Publication number: CN211216735U
Application number: CN201922060714.2U
Authority: CN
Inventors: 朱晨润; 卢志峰; 季琳
Original assignee: Taizhou Runli Engineering Technology Co ltd
Current assignee: Taizhou Runli Engineering Technology Co ltd
Priority date: 2019-11-26
Filing date: 2019-11-26
Publication date: 2020-08-11
Anticipated expiration: 2029-11-26

Abstract

The utility model discloses a pipette and mount, comprises a workbench, workstation top central point puts the fixedly connected with support frame, the first fixed plate of the arbitrary one side fixedly connected with of support frame, the support frame is located first fixed plate below position fixedly connected with goes out the liquid board, the support frame is kept away from first fixed plate one side and is close to top position fixedly connected with second fixed plate, the support frame is located second fixed plate below position fixedly connected with baffle, the second tube hole has been seted up on first fixed plate surface, go out the liquid board surface and seted up the leak, leak both sides fixedly connected with baffle, fixed surface is connected with the ejector pin on the baffle, be provided with the pipette between second tube hole and the leak. The utility model discloses can increase the life of pipette, and glass pipette and most chemical agent do not react, application scope is more extensive, avoids often changing the pipette and causes the increase experiment cost, and environmental protection more.

Description

Pipette and fixing frame

Technical Field

The utility model relates to a chemistry experiment equipment field especially relates to a pipette and mount.

Background

The method has the advantages that the method can not be explored in human life and development, a chemical experiment is a means for exploring unknown knowledge and detecting true theory by human beings, the chemical experiment is an accurate and relatively dangerous behavior, and in order to ensure that the experiment can be carried out safely and stably, the precision and the stability of experimental equipment need to be improved and improved continuously.

In chemical experiments, a pipette is a common instrument used for experiments, and the pipette is used as a measuring instrument for accurately removing a certain volume of solution. A pipette is a type of measurement instrument that is used only to measure the volume of solution it emits. It is a slender glass tube with an expansion part in the middle. The lower end of the pipette is in a sharp mouth shape, a marked line is carved at the neck of the upper end of the pipette and is a mark for obtaining the accurate volume, and common pipettes have the specifications of 5, 10, 25, 50, 75 and the like. A straight glass tube with a scale is also commonly referred to as a pipette. Commonly used pipettes have 1, 2, 5, and 10mL specifications. In the prior art, most pipettes are made of plastic, and the use period is short, so that the pipettes are not beneficial to environmental protection.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a pipette and a fixing frame.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a pipette and a fixing frame comprise a workbench, wherein a supporting frame is fixedly connected to the center position of the top of the workbench, a first fixing plate is fixedly connected to any one side of the supporting frame, a liquid outlet plate is fixedly connected to the supporting frame at the position below the first fixing plate, a second fixing plate is fixedly connected to the side, away from the first fixing plate, of the supporting frame close to the top position, a partition plate is fixedly connected to the position below the second fixing plate, a second pipe hole is formed in the surface of the first fixing plate, a leakage opening is formed in the surface of the liquid outlet plate, baffle plates are fixedly connected to the two sides of the leakage opening, an ejector rod is fixedly connected to the upper surface of each baffle plate, a pipette is arranged between each second pipe hole and the corresponding leakage opening, a liquid outlet is formed in the bottom of the pipette, a liquid blocking plate is arranged at the position above the, two symmetrically-arranged sliding chutes are formed in the inner bottom wall of the pipette and are connected with the compression barrel in a sliding manner.

As a further description of the above technical solution:

and a reaction container is arranged on the upper surface of the workbench below the liquid outlet plate.

As a further description of the above technical solution:

the second fixing plate is semicircular, and a plurality of first pipe holes are formed in the surface of the second fixing plate in a penetrating mode.

As a further description of the above technical solution:

the compression barrel is characterized in that a compression spring is fixedly connected to the inner top wall of the compression barrel, and one end, far away from the liquid blocking plate, of the compression spring is fixedly connected with the inner bottom wall of the sliding groove.

As a further description of the above technical solution:

the four corners of the bottom of the workbench are fixedly connected with fixing bases, and the fixing bases are made of rubber materials.

As a further description of the above technical solution:

the pipette outer wall is provided with the scale, the pipette is glass material.

The utility model discloses following beneficial effect has:

the utility model discloses a set up the pipette, can increase the life of pipette through the glass pipette, and glass pipette and most chemical agent do not react, application scope is more extensive, avoids often changing the pipette and causes the increase experiment cost, and environmental protection more.

Drawings

Fig. 1 is a front view of a pipette and a holder according to the present invention;

fig. 2 is a cross-sectional view of a pipette and a holder according to the present invention;

FIG. 3 is an enlarged view taken at A in FIG. 2;

fig. 4 is a top view of a liquid outlet plate of the pipette and the fixing frame of the present invention;

fig. 5 is a top view of the first fixing plate and the second fixing plate of the pipette and the fixing frame according to the present invention.

Illustration of the drawings:

1. a pipette; 2. a first fixing plate; 3. a liquid outlet plate; 4. a reaction vessel; 5. a work table; 6. a support frame; 7. a second fixing plate; 8. a partition plate; 9. a fixed base; 10. a liquid blocking plate; 11. a liquid discharge port; 12. a compression spring; 13. compressing the barrel; 14. a chute; 15. a baffle plate; 16. a top rod; 17. a leak port; 18. a first tube hole; 19. a second tube hole.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-5, the present invention provides an embodiment: a pipette and a fixing frame comprise a workbench 5, wherein a supporting frame 6 is fixedly connected at the central position of the top of the workbench 5, a first fixing plate 2 is fixedly connected at any side of the supporting frame 6, a liquid outlet plate 3 is fixedly connected at the position of the supporting frame 6 below the first fixing plate 2, a second fixing plate 7 is fixedly connected at the position of one side of the supporting frame 6 far away from the first fixing plate 2 and close to the top, a baffle plate 8 is fixedly connected at the position of the supporting frame 6 below the second fixing plate 7, a second pipe hole 19 is formed in the surface of the first fixing plate 2, a leakage opening 17 is formed in the surface of the liquid outlet plate 3, baffle plates 15 are fixedly connected at two sides of the leakage opening 17, an ejector rod 16 is fixedly connected on the upper surface of the baffle plate 15, a pipette 1 is arranged between the second pipe hole 19 and the leakage opening 17, a liquid outlet 11 is formed in the bottom of the pipette 1, a, the inner bottom wall of the pipette 1 is provided with two symmetrically arranged sliding chutes 14, and the sliding chutes 14 are slidably connected with the compression barrel 13.

The upper surface of the worktable 5 is provided with a reaction vessel 4 below the liquid outlet plate 3. The second fixing plate 7 is semicircular, and a plurality of first pipe holes 18 are formed in the surface of the second fixing plate 7 in a penetrating mode. The compression spring 12 is fixedly connected to the inner top wall of the compression barrel 13, and one end of the compression spring 12, which is far away from the liquid blocking plate 10, is fixedly connected to the inner bottom wall of the chute 14. Four equal fixedly connected with fixed baseplate 9 in corner in workstation 5 bottom, fixed baseplate 9 is rubber materials. The outer wall of the pipette 1 is provided with a graduated scale, and the pipette 1 is made of glass materials.

The working principle is as follows: the staff pours the reagent in pipette 1, observes the scale mark in the hydraulic pressure pipe 1 outside and eats, and the notice is emptyd when falling the required volume, puts pipette 1 in the second tube hole 19 of first fixed plate 2, makes in pipette 1 bottom entering leak orifice 17, makes ejector pin 16 open and hinders liquid board 10, makes in the reagent in pipette 1 leaks reaction vessel 4 from leakage fluid dram 11, and clean temporarily can not put in second fixed plate 7 with pipette 1.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a pipette and mount, includes workstation (5), its characterized in that: the top center of the workbench (5) is fixedly connected with a support frame (6), any one side of the support frame (6) is fixedly connected with a first fixing plate (2), the support frame (6) is fixedly connected with a liquid outlet plate (3) at a position below the first fixing plate (2), one side of the support frame (6) far away from the first fixing plate (2) is fixedly connected with a second fixing plate (7) at a position close to the top, the support frame (6) is fixedly connected with a partition plate (8) at a position below the second fixing plate (7), a second pipe hole (19) is formed in the surface of the first fixing plate (2), a leakage opening (17) is formed in the surface of the liquid outlet plate (3), baffle plates (15) are fixedly connected to two sides of the leakage opening (17), an ejector rod (16) is fixedly connected to the upper surface of each baffle plate (15), and a pipette (1) is arranged between each second pipe hole, liquid discharge port (11) have been seted up to pipette (1) bottom, pipette (1) bottom is located liquid discharge port (11) top position and is provided with and hinders liquid board (10), hinder compression bucket (13) that two symmetries of liquid board (10) bottom fixedly connected with set up, spout (14) that two symmetries set up are seted up to bottom wall in pipette (1), spout (14) and compression bucket (13) sliding connection.

2. The pipette and holder of claim 1, wherein: and a reaction container (4) is arranged on the upper surface of the workbench (5) below the liquid outlet plate (3).

3. The pipette and holder of claim 1, wherein: the second fixing plate (7) is semicircular, and a plurality of first pipe holes (18) penetrate through the surface of the second fixing plate (7).

4. The pipette and holder of claim 1, wherein: roof fixedly connected with compression spring (12) in compression bucket (13), compression spring (12) are kept away from and are hindered liquid board (10) one end and spout (14) inner bottom wall fixed connection.

5. The pipette and holder of claim 1, wherein: the four corners of the bottom of the workbench (5) are fixedly connected with fixing bases (9), and the fixing bases (9) are made of rubber materials.

6. The pipette and holder of claim 1, wherein: the outer wall of the pipette (1) is provided with a graduated scale, and the pipette (1) is made of glass materials.