CN218910314U

CN218910314U - Hand-held type is received liquid device in succession

Info

Publication number: CN218910314U
Application number: CN202223450179.XU
Authority: CN
Inventors: 冯晶晶; 卢金凤; 李乃鹏; 葛栋; 苏睿聪; 李志英; 王平; 吴延功
Original assignee: Qingdao Zhongren Aolan Bioengineering Co ltd
Current assignee: Qingdao Zhongren Aolan Bioengineering Co ltd
Priority date: 2022-12-23
Filing date: 2022-12-23
Publication date: 2023-04-25
Anticipated expiration: 2032-12-23

Abstract

The utility model relates to the technical field of liquid collecting and changing devices, and discloses a handheld continuous liquid collecting and changing device which comprises a fixed seat, wherein a movable seat is rotatably arranged at the lower end of the fixed seat, a liquid shifter is fixedly arranged at the upper end of the fixed seat, a cavity is formed in the fixed seat, and a connecting disc is movably arranged in the cavity. This handheld continuous liquid device of receiving and changing sets up the fixing base in the bottom of pipettor, the fixing base lower extreme sets up movable seat, five pipettes can install the bottom at the movable seat simultaneously, during the use, cell liquid is inhaled to the pipette under the pipettor, after the pipette is filled up, rotatable movable seat removes other pipettes to the pipettor under, afterwards can continue to harvest cell liquid, five pipettes can once harvest 250 ml's cell liquid, compare in traditional liquid device of receiving and changing, the biggest quantity of harvesting has been improved, do not need the results of many times, and be difficult to cause cell pollution, it is more convenient to use.

Description

Hand-held type is received liquid device in succession

Technical Field

The utility model relates to the technical field of liquid collecting and exchanging devices, in particular to a handheld continuous liquid collecting and exchanging device.

Background

The liquid collecting and exchanging device is a metering tool for transferring liquid from an original container to another container in a certain measuring range, is widely used in the fields of biology, chemistry and the like, and can harvest cell liquid which is inconvenient to incline and fall.

The pipette sucks the cell sap into the pipette, and the single maximum harvest of most pipettes is 50ml at present, and when the harvest liquid is more, the pipette needs to be harvested for many times, and the operation is easy to cause cell pollution for many times, so that a lot of inconvenience is caused.

Disclosure of Invention

(one) solving the technical problems

The utility model aims to provide a handheld continuous liquid collecting and exchanging device, which aims to solve the problems that the maximum single harvesting amount of most pipettes proposed in the background art is 50ml, when more liquid is harvested, the liquid needs to be harvested for multiple times, the cell pollution is easy to be caused by multiple times of operation, and a lot of inconvenience is caused.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a liquid device is received in succession to hand-held type, includes the fixing base, the lower extreme of fixing base rotates installs the movable seat, the upper end fixed mounting of fixing base has the pipettor, the cavity has been seted up to the inside of fixing base, the inside movable mounting of cavity has the connection pad, the upper end fixed mounting of connection pad has the connecting rod, the upper end fixed mounting of connecting rod has the handle, the upper end fixed mounting of connection pad has the spring one, the lower extreme fixed mounting of connection pad has the spring two, the ring channel has been seted up to the inside of fixing base, the inside fixed mounting of connection pad has the connecting pipe, the lower extreme fixed mounting of pipettor has the interface, the spout has been seted up to the avris of movable seat, the inside movable mounting of spout has the pipette.

Preferably, the circle centers of the fixed seat, the movable seat and the connecting disc are positioned on the same vertical line, the lifting handle extends to the upper part of the fixed seat, and the connecting disc is moved up and down through the lifting handle.

Preferably, the first spring is attached to the upper end of the cavity, the second spring is attached to the lower end of the cavity, the first spring applies downward elastic force to the connecting disc, and the second spring applies upward elastic force to the connecting disc.

Preferably, the connecting pipe is located inside the annular groove, the connecting pipe is perpendicular to the connecting disc, and the connecting pipe moves up and down inside the annular groove.

Preferably, the chute is provided with five with respect to the vertical central line of the movable seat in an annular manner, the chute is of a T-shaped structure, the pipettes are in one-to-one correspondence with the chute, and the pipettes are mounted inside the movable seat along the chute.

Preferably, the upper end of the connecting tube extends to the inside of the mouthpiece, the lower end of the connecting tube extends to the inside of the pipette, and the connecting tube connects the pipette with the pipette.

Compared with the prior art, the utility model has the beneficial effects that: this handheld continuous liquid device of receiving and changing sets up the fixing base in the bottom of pipettor, the fixing base lower extreme sets up movable seat, five pipettes can install the bottom at the movable seat simultaneously, during the use, cell liquid is inhaled to the pipette under the pipettor, after the pipette is filled up, rotatable movable seat removes other pipettes to the pipettor under, afterwards can continue to harvest cell liquid, five pipettes can once harvest 250 ml's cell liquid, compare in traditional liquid device of receiving and changing, the biggest quantity of harvesting has been improved, do not need the results of many times, and be difficult to cause cell pollution, it is more convenient to use.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic elevational view of the present utility model;

FIG. 3 is a schematic cross-sectional view of the present utility model;

fig. 4 is an enlarged schematic view of the structure of fig. 3 a according to the present utility model.

Wherein: 1. a fixing seat; 2. a movable seat; 3. a pipette; 4. a cavity; 5. a connecting disc; 6. a connecting rod; 7. a handle; 8. a first spring; 9. a second spring; 10. an annular groove; 11. a connecting pipe; 12. an interface; 13. a chute; 14. and (3) a pipette.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a hand-held type is received trading liquid device in succession, including fixing base 1, fixing base 1's lower extreme is rotated and is installed movable seat 2, fixing base 1's upper end fixed mounting has pipettor 3, fixing base 1's inside has seted up cavity 4, cavity 4's inside movable mounting has connection pad 5, connection pad 5's upper end fixed mounting has connecting rod 6, connecting rod 6's upper end fixed mounting has handle 7, fixing base 1, movable seat 2 and connection pad 5's centre of a circle is located same vertical line, handle 7 extends to fixing base 1's top, connection pad 5's upper end fixed mounting has spring one 8, connection pad 5's lower extreme fixed mounting has spring two 9, spring one 8 is laminated with cavity 4's upper end, spring two 9 is laminated with cavity 4's lower extreme, through handle 7 upper and lower movement connection pad 5, spring one 8 exerts decurrent elasticity to connection pad 5, spring two 9 exert ascending elasticity to connection pad 5;

an annular groove 10 is formed in the fixing seat 1, a connecting pipe 11 is fixedly arranged in the connecting disc 5, the connecting pipe 11 is positioned in the annular groove 10, the connecting pipe 11 is perpendicular to the connecting disc 5, an interface 12 is fixedly arranged at the lower end of the pipettor 3, and the connecting pipe 11 moves up and down in the annular groove 10;

the spout 13 has been seted up to the avris of movable seat 2, and the inside movable mounting of spout 13 has pipette 14, and spout 13 is provided with five with the vertical central line annular of movable seat 2, and spout 13 is "T" type structure, and pipette 14 and spout 13 one-to-one, the upper end of connecting pipe 11 extends to the inside of interface 12, and the lower extreme of connecting pipe 11 extends to the inside of pipette 14, and pipette 14 installs to the inside of movable seat 2 along spout 13, and connecting pipe 11 links to each other pipette 14 and pipettor 3.

Working principle: firstly, five pipettes 14 are slid into a chute 13, when the pipettes 14 cannot slide, a lifting handle 7 is moved upwards, a connecting disc 5 drives a connecting tube 11 to move upwards, then the pipettes 14 are moved inwards to the innermost side of the chute 13, the lifting handle 7 is loosened, a first spring 8 applies downward elastic force to the connecting disc 5, the bottom of the connecting tube 11 is sleeved in the pipettes 14, positioning effect is achieved on the pipettes 14, the connecting tube 11 connects the pipettes 14 with a pipetter 3, when cell liquid is harvested, the bottom of the pipettes 14 is aligned with the cell liquid, the pipetter 3 is pressed, the cell liquid is sucked into the pipettes 14, after the pipettes 14 are filled up, the lifting handle 7 is moved downwards, the connecting disc 5 drives the connecting tube 11 to move downwards, the top of the connecting tube 11 is moved out of an interface 12, then a movable seat 2 and the lifting handle 7 are rotated, the other group of connecting tubes 11 and the pipettes 14 are moved to the position right under the pipetter 3, after the lifting handle 7 is loosened, a second spring 9 applies upward elastic force to the connecting tube 5, the upper end of the connecting tube 11 is moved into the interface 12, then the cell liquid is continued through the same method, and the five pipettes 14 can harvest 250ml of cell liquid at one time, compared with the traditional cell liquid, the cell liquid harvesting device is not needed to be harvested, the harvesting is improved, the harvesting is carried out for a plurality of times, the cell liquid harvesting device is more convenient, and the harvesting is not needed, and the harvesting is more convenient, and the harvesting device is more convenient.

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

Claims

1. The utility model provides a hand-held type is liquid device of receiving and changing in succession, includes fixing base (1), its characterized in that: the automatic pipette comprises a fixed seat (1), a movable seat (2) is rotatably mounted at the lower end of the fixed seat (1), a pipettor (3) is fixedly mounted at the upper end of the fixed seat (1), a cavity (4) is formed in the fixed seat (1), a connecting disc (5) is movably mounted in the cavity (4), a connecting rod (6) is fixedly mounted at the upper end of the connecting disc (5), a lifting handle (7) is fixedly mounted at the upper end of the connecting rod (6), a spring I (8) is fixedly mounted at the upper end of the connecting disc (5), a spring II (9) is fixedly mounted at the lower end of the connecting disc (5), an annular groove (10) is formed in the fixed seat (1), a connecting pipe (11) is fixedly mounted at the lower end of the pipettor (3), a sliding groove (13) is formed in the side of the movable seat (2), and a pipette (14) is movably mounted in the sliding groove (13).

2. A hand-held continuous liquid-collecting and converting apparatus according to claim 1, wherein: the circle centers of the fixed seat (1), the movable seat (2) and the connecting disc (5) are positioned on the same vertical line, and the handle (7) extends to the upper part of the fixed seat (1).

3. A hand-held continuous liquid-collecting and converting apparatus according to claim 1, wherein: the first spring (8) is attached to the upper end of the cavity (4), and the second spring (9) is attached to the lower end of the cavity (4).

4. A hand-held continuous liquid-collecting and converting apparatus according to claim 1, wherein: the connecting pipe (11) is positioned in the annular groove (10), and the connecting pipe (11) is perpendicular to the connecting disc (5).

5. A hand-held continuous liquid-collecting and converting apparatus according to claim 1, wherein: five sliding grooves (13) are annularly arranged on the vertical center line of the movable seat (2), the sliding grooves (13) are of a T-shaped structure, and the pipettes (14) are in one-to-one correspondence with the sliding grooves (13).

6. A hand-held continuous liquid-collecting and converting apparatus according to claim 1, wherein: the upper end of the connecting pipe (11) extends to the inside of the connector (12), and the lower end of the connecting pipe (11) extends to the inside of the pipette (14).