CN210303726U

CN210303726U - Novel double-belly pipette

Info

Publication number: CN210303726U
Application number: CN201920983621.4U
Authority: CN
Inventors: 邓冬莉
Original assignee: Chongqing Industry Polytechnic College
Current assignee: Chongqing Industry Polytechnic College
Priority date: 2019-06-27
Filing date: 2019-06-27
Publication date: 2020-04-14
Anticipated expiration: 2029-06-27

Abstract

The utility model discloses a novel two tripe pipettes, including last glass pipe, go up the first capacity tripe of lower extreme fixedly connected with of glass pipe, the lower extreme fixedly connected with connecting tube of first capacity tripe, the lower extreme fixedly connected with second capacity tripe of connecting tube, glass pipe under the lower extreme fixedly connected with of second capacity tripe. This novel two tripe pipettes, it removes in first accent appearance bottle and second accent appearance bottle to drive the piston through rotating the threaded rod, can be according to moving the volume regulation pipette of getting the medicine, thereby reduce the number of times that the experimenter changed the pipette, convenient operation, then will descend the glass pipe to insert and absorb in the solution bottle of solution, stop absorbing when the volume that solution was absorbed reaches first scale mark, thereby can once move the solution of getting two kinds of different volumes of same kind of solution, reduce the experimenter and move the number of times of getting the medicine, and is easy to operate.

Description

Novel double-belly pipette

Technical Field

The utility model relates to a pipette technical field specifically is a novel two tripe pipettes.

Background

A meter for accurately removing a 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 movable tube is in a sharp mouth shape, and a marking line is carved at the neck of the upper end of the movable tube and is a mark of the accurate volume to be moved.

At present, in the laboratory, the operation panel of experiment and the platform of placing of medicine are mostly separately put, in the experimentation, the proportion of medicine is mostly fixed, and current pipette when removing the medicine, can only remove the medicine of a volume once for the experimenter comes and goes to remove the medicine many times, and is more troublesome, and because the model of pipette is different, it dissolves the volume also different, consequently need change the pipette of different models according to the volume of removing the solution, and is more troublesome.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel two tripe pipettes to solve because the model of pipette is different, it dissolves the volume also different, consequently need change the pipette of different models, more troublesome problem according to the volume of moving and getting solution.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a novel two tripe pipettes, includes last glass pipe, go up the first capacity tripe of lower extreme fixedly connected with of glass pipe, the lower extreme fixedly connected with connecting tube of first capacity tripe, the lower extreme fixedly connected with second capacity tripe of connecting tube, the glass pipe under the lower extreme fixedly connected with of second capacity tripe.

Preferably, the surface of the upper glass tube is marked with a first scale mark, and the surface of the connecting pipeline is marked with a second scale mark.

Preferably, the connecting pipeline is symmetrically provided with first pipeline joints, the lower glass tube is symmetrically provided with second pipeline joints, the upper end of each first pipeline joint is connected with a first adjusting bottle through threads, and the upper end of each second pipeline joint is connected with a second adjusting bottle through threads.

Preferably, the first appearance bottle of transferring and the second appearance bottle of transferring all overlaps and is equipped with the piston, is equipped with the rotation groove on the piston, rotates the inslot and installs the threaded rod, and first appearance bottle of transferring and the second appearance bottle of transferring pass through threaded connection threaded rod.

Preferably, the first volume adjusting bottle and the second volume adjusting bottle are both provided with third scale lines.

Compared with the prior art, the beneficial effects of the utility model are that: this novel two tripe pipettes, it removes in first accent appearance bottle and second accent appearance bottle to drive the piston through rotating the threaded rod, can be according to moving the volume regulation pipette of getting the medicine, thereby reduce the number of times that the experimenter changed the pipette, convenient operation, then will descend the glass pipe to insert and absorb in the solution bottle of solution, stop absorbing when the volume that solution was absorb reaches first scale mark, thereby can once move the solution of getting two kinds of different volumes of same kind of medicine, reduce the experimenter and move the number of times of getting the medicine, and is easy to operate.

Drawings

FIG. 1 is a front view of the overall structure of the present invention;

fig. 2 is a sectional view of the first adjustable bottle of the present invention.

In the figure: the glass tube comprises an upper glass tube 1, a first volume belly 2, a connecting pipeline 3, a second volume belly 4, a lower glass tube 5, first scale marks 6, second scale marks 7, a first pipeline joint 8, a second pipeline joint 9, a first adjusting bottle 10, a second adjusting bottle 11, a piston 12, a rotating groove 13, a threaded rod 14 and third scale marks 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.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description of the present invention, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1, a novel double-chamber pipette comprises an upper glass tube 1, a first chamber 2 fixedly connected to the lower end of the upper glass tube 1, a connecting pipe 3 fixedly connected to the lower end of the first chamber 2, a second chamber 4 fixedly connected to the lower end of the connecting pipe 3, and a lower glass tube 5 fixedly connected to the lower end of the second chamber 4.

Referring to fig. 1, a first scale mark 6 is marked on the surface of the upper glass tube 1, and a second scale mark 7 is marked on the surface of the connecting pipe 3.

Referring to fig. 1 and 2, a first pipe joint 8 is symmetrically arranged on the connecting pipe 3, a second pipe joint 9 is symmetrically arranged on the lower glass tube 5, the upper end of the first pipe joint 8 is connected with a first container adjusting bottle 10 through a thread, the upper end of the second pipe joint 9 is connected with a second container adjusting bottle 11 through a thread, the first container adjusting bottle 10 and the second container adjusting bottle 11 are convenient to disassemble and clean, a piston 12 is sleeved in each of the first container adjusting bottle 10 and the second container adjusting bottle 11, a rotating groove 13 is arranged on the piston 12, a threaded rod 14 is installed in each rotating groove 13, the lower end of the threaded rod 14 can rotate through each rotating groove 13, and the first container adjusting bottle 10 and the second container adjusting bottle 11 are connected with the threaded rod 14 through a thread.

Referring to fig. 1, a third scale mark 15 is disposed on each of the first container adjusting bottle 10 and the second container adjusting bottle 11, the piston 12 is driven to move by rotating the threaded rod 14, the dissolved volume in the first container adjusting bottle 10 and the second container adjusting bottle 11 can be adjusted according to the scale mark 15, the lower end of the connecting pipeline 3 is provided with a first control valve and an air pressure balance pipe, the air pressure balance pipe is provided with a second control valve, after the double-belly pipette simultaneously removes two volumes of liquid, the first control valve is closed, the two volumes of liquid in the same solution can be separated, when the liquid in the second container adjusting bottle 4 and the liquid in the second container adjusting bottle 11 are discharged, the second control valve is opened, the air pressure in the second container adjusting bottle 4 can be balanced by the air pressure balance pipe, and the liquid can smoothly flow out.

Referring to fig. 1, an upper glass tube 1, a first containing chamber 2, a connecting pipe 3, a second containing chamber 4, a lower glass tube 5, a first pipe joint 8 and a second pipe joint 9 are integrally formed through a casting process.

The utility model discloses when concrete implementation: when using, according to the volume control pipette of getting the medicine, it moves in first accent appearance bottle 10 and second accent appearance bottle 11 to drive piston 12 through rotating threaded rod 14, can adjust the first dissolved product of transferring in appearance bottle 10 and the second accent appearance bottle 11 according to scale mark 15, make first capacity tripe 2 and the first volume of transferring the appearance bottle 10 sum equal to the volume of getting the solution for the second time, second capacity tripe 4 and the second transfers the appearance bottle 11 sum equal to the first volume of getting the solution of moving, thereby reduce the number of times that the laboratory staff changed the pipette, and convenient operation, then will descend glass pipe 5 to absorb in inserting the solution bottle of solution, stop absorbing when the volume that the solution was absorbed reaches first scale mark 6, thereby can once move the solution of getting two kinds of different volumes of same kind of solution, reduce the number of times that laboratory staff moved the medicine, and easy operation.

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 novel two tripe pipettes, includes glass tube (1), its characterized in that: go up the first capacity tripe of lower extreme fixedly connected with (2) of glass pipe (1), the lower extreme fixedly connected with connecting tube (3) of first capacity tripe (2), the lower extreme fixedly connected with second capacity tripe (4) of connecting tube (3), glass pipe (5) under the lower extreme fixedly connected with of second capacity tripe (4).

2. The novel double belly pipette of claim 1, characterized in that: a first scale mark (6) is carved on the surface of the upper glass tube (1), and a second scale mark (7) is carved on the surface of the connecting pipeline (3).

3. The novel double belly pipette of claim 1, characterized in that: the symmetry is equipped with first pipe joint (8) on connecting tube (3), the symmetry is equipped with second pipe joint (9) on lower glass pipe (5), and there is first accent appearance bottle (10) upper end through threaded connection in the upper end of first pipe joint (8), and there is second accent appearance bottle (11) second pipe joint (9) upper end through threaded connection.

4. The novel double belly pipette of claim 3, characterized in that: first accent appearance bottle (10) and second are transferred and are all overlapped and be equipped with piston (12) in appearance bottle (11), are equipped with on piston (12) and rotate groove (13), install threaded rod (14) in rotating groove (13), and first accent appearance bottle (10) and second are transferred and are held bottle (11) and pass through threaded connection threaded rod (14).

5. The novel double belly pipette of claim 3, characterized in that: and the first volume adjusting bottle (10) and the second volume adjusting bottle (11) are both provided with third scale lines (15).