CN219434425U

CN219434425U - Laboratory liquid sampling mixing arrangement

Info

Publication number: CN219434425U
Application number: CN202320632525.1U
Authority: CN
Inventors: 刘莹莹; 周宇; 杨新宇; 李志宇
Original assignee: Nanjing Yingti Intelligent Technology Co ltd
Current assignee: Nanjing Yingti Intelligent Technology Co ltd
Priority date: 2023-03-28
Filing date: 2023-03-28
Publication date: 2023-07-28
Anticipated expiration: 2033-03-28

Abstract

The utility model discloses a laboratory liquid sampling and mixing device, and relates to the technical field of liquid configuration; the utility model comprises a device base and a liquid transfer device, wherein the upper surface of the device base is provided with a base, one surface of the base, which is far away from the device base, is provided with a liquid distribution mechanism, and the inner cavity wall of the device base is provided with a rotating mechanism; the liquid distribution mechanism comprises a fixed seat, and two connecting plates are fixedly arranged on four sides of the fixed seat; through the vertical downward slip of drive guide block, make the pipettor vertical decline to the piece through fixing base, connecting plate and installation box, make the lower tip of pipettor get into the inside of annotating the liquid pipe, through opening the cylinder, the piston end of cylinder stretches, the pressing handle of downwardly extrusion pipettor upper end makes the solution in the pipettor get into the inside of annotating the liquid pipe, thereby the convenient quantitative configuration of solution that has realized, and then the effectual accuracy that improves the solution configuration, simultaneously, the effectual quality that improves the finished product solution that the follow-up mixed preparation formed.

Description

Laboratory liquid sampling mixing arrangement

Technical Field

The utility model relates to the technical field of liquid configuration, in particular to a laboratory liquid sampling and mixing device.

Background

Chemically, the process of preparing a solution with the concentration required by experiments by chemical substances and solvents is called as preparing the solution, and the amount of the required substances is calculated and an instrument is cleaned before preparing the solution;

however, in the prior art, the solution is configured manually by a laboratory liquid preparing person holding a pipette, so that quantitative solution configuration cannot be realized, and quality of a finished solution formed by subsequent mixing and preparation is affected.

Disclosure of Invention

In order to solve the problem that the solution is relatively inconvenient to prepare; the utility model aims to provide a laboratory liquid sampling and mixing device.

In order to solve the technical problems, the utility model adopts the following technical scheme: the laboratory liquid sampling and mixing device comprises a device base and a liquid shifter, wherein the upper surface of the device base is provided with a base, one surface of the base, which is far away from the device base, is provided with a liquid preparation mechanism, and the inner cavity wall of the device base is provided with a rotating mechanism;

the liquid dispensing mechanism comprises a fixed seat, two connecting plates are fixedly installed on four sides of the fixed seat, two adjacent connecting plates are away from one end of the fixed seat and fixedly installed with a mounting box body, the upper end of the liquid dispenser is movably contacted with the inner cavity wall of the mounting box body, an air cylinder is fixedly installed on the upper surface of the mounting box body, a base plate is fixedly installed on one side of the base plate, which is away from a device base, a guide groove is formed in one side of the base plate, a guide block is slidably connected with the inner wall of the guide groove, the guide block is fixedly connected with the fixed seat, a first motor is fixedly installed on one side of the base plate, which is away from the base plate, a threaded rod is fixedly installed at the driving output end of the first motor and is rotationally connected with the base plate, and the threaded rod penetrates through the guide block and is rotationally connected with the guide block in a threaded manner.

Preferably, the upper surface of the device base is movably provided with evenly distributed liquid injection pipes.

Preferably, a clamping block is fixedly arranged on the outer wall of the liquid transfer device, a cover plate is movably clamped on one side of the installation box body, and the clamping block is movably contacted with the upper surface of the cover plate.

Preferably, one side of the cover plate is provided with threaded holes which are uniformly distributed.

Preferably, the rotating mechanism comprises a rotating rod, the rotating rod penetrates through the device base and is fixedly connected with the lower surface of the base, a second motor is fixedly arranged on the inner cavity wall of the device base, one end of the rotating rod, far away from the base, is fixedly connected with the driving output end of the second motor, a fixed block is fixedly arranged at one end, far away from the rotating rod, of the second motor, and one surface, far away from the second motor, of the fixed block is fixedly connected with the inner cavity wall of the device base.

Compared with the prior art, the utility model has the beneficial effects that:

1. the guide block is driven to vertically slide downwards, the guide block vertically descends through the fixing seat, the connecting plate and the mounting box body, the lower end part of the liquid dispenser enters the inside of the liquid injection pipe, the piston end of the air cylinder is opened to extend, the pressing handle at the upper end of the liquid dispenser is downwards extruded, and the solution in the liquid dispenser enters the inside of the liquid injection pipe, so that quantitative configuration of the solution is conveniently realized, the accuracy of solution configuration is effectively improved, and meanwhile, the quality of finished solution formed by subsequent mixing preparation is effectively improved;

2. through the rotation of drive dwang, the dwang makes the base plate rotate through the base, and the base plate makes the pipettor rotate in step through guide block, fixing base, connecting plate and installation box, makes the pipettor vertically correspond with the notes liquid pipe to convenient realization the position adjustment of pipettor, and then follow-up liquid preparation operation of being convenient for.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram showing the connection of a pipette with a dispensing mechanism and a device base according to the present utility model.

Fig. 2 is an enlarged schematic view of the portion a in fig. 1 according to the present utility model.

FIG. 3 is a schematic diagram showing the separation of a cylinder and a pipette according to the present utility model.

Fig. 4 is a schematic diagram of connection between the rotating mechanism and the liquid dispensing mechanism.

In the figure: 1. a device base; 2. a liquid injection pipe; 3. a base; 4. a pipette; 41. a clamping block; 5. a liquid preparation mechanism; 51. a fixing seat; 52. a connecting plate; 53. installing a box body; 54. a cover plate; 55. a threaded hole; 56. a cylinder; 57. a base plate; 58. a guide groove; 59. a guide block; 6. a first motor; 61. a threaded rod; 7. a rotating mechanism; 71. a rotating lever; 72. a second motor; 73. and a fixed block.

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.

Examples: as shown in fig. 1-4, the utility model provides a laboratory liquid sampling and mixing device, which comprises a device base 1 and a liquid shifter 4, wherein the upper surface of the device base 1 is provided with a base 3, one surface of the base 3 away from the device base 1 is provided with a liquid preparation mechanism 5, and the inner cavity wall of the device base 1 is provided with a rotating mechanism 7;

the liquid dispensing mechanism 5 comprises a fixed seat 51, two connecting plates 52 are fixedly arranged on four sides of the fixed seat 51, a mounting box 53 is fixedly arranged at one end, far away from the fixed seat 51, of each two adjacent connecting plates 52, the upper end of the liquid dispenser 4 is movably contacted with the inner cavity wall of the mounting box 53, an air cylinder 56 is fixedly arranged on the upper surface of the mounting box 53, the piston end of the air cylinder 56 is movably contacted with the upper end of the liquid dispenser 4, a base plate 57 is fixedly arranged on one surface, far away from the device base 1, of the base plate 3, a guide groove 58 is formed in one side of the base plate 57, a guide block 59 is connected with the inner wall of the guide groove 58 in a sliding manner, and the guide block 59 is fixedly connected with the fixed seat 51.

Through adopting above-mentioned technical scheme, through setting up liquid mechanism 5, liquid mechanism 5 is convenient for realize the installation and the dismantlement of pipettor 4, simultaneously, liquid mechanism 5 is through the inside of pipettor 4 injection notes liquid pipe 2 with quantitative solution to improve the accuracy nature of solution configuration, through setting up slewing mechanism 7, slewing mechanism 7 makes liquid mechanism 5 rotate through base 3, thereby is convenient for pour into different notes liquid pipe 2 with the solution into.

The upper surface of the device base 1 is movably provided with evenly distributed liquid injection pipes 2.

Through adopting above-mentioned technical scheme, through setting up notes liquid pipe 2, the subsequent notes liquid of pipettor 4 of being convenient for.

The outer wall of the pipettor 4 is fixedly provided with a clamping block 41, one side of the installation box 53 is movably clamped with a cover plate 54, and the clamping block 41 is movably contacted with the upper surface of the cover plate 54.

Through adopting above-mentioned technical scheme, after the upper end of pipettor 4 was placed in the inside of installation box 53, through fixing apron 54 at the side of installation box 53, fixture block 41 detained in the top of apron 54, apron 54 makes pipettor 4 fix in the inside of installation box 53 through fixture block 41 to realize the dismantlement of pipettor 4, after demolishing apron 54, can directly take out pipettor 4 from the installation box 53, thereby realize the dismantlement of pipettor 4, and then be convenient for change.

One side of the cover plate 54 is provided with evenly distributed threaded holes 55.

Through adopting above-mentioned technical scheme, through setting up screw hole 55, the cooperation outside bolt is convenient for the staff fix apron 54.

The one side of base plate 57 far away from base 3 fixed mounting has first motor 6, and the drive output end fixed mounting of first motor 6 has threaded rod 61, and the one end that threaded rod 61 kept away from first motor 6 is connected with the rotation of base plate 57, and threaded rod 61 runs through guide block 59 and with guide block 59 screw thread rotation connection.

Through adopting above-mentioned technical scheme, through opening first motor 6, the drive shaft of first motor 6 makes threaded rod 61 rotate, and threaded rod 61 drive guide block 59 slides along the inner wall vertical direction of guide slot 58, and guide block 59 makes the vertical direction of pipettor 4 go up and down through fixing base 51, connecting plate 52 and installation box 53.

The rotating mechanism 7 comprises a rotating rod 71, and the rotating rod 71 penetrates through the device base 1 and is fixedly connected with the lower surface of the base 3.

Through adopting above-mentioned technical scheme, through driving the dwang 71 rotation, the dwang 71 makes the base plate 57 rotate through base 3, and the base plate 57 makes the pipettor 4 synchronous rotation through guide block 59, fixing base 51, connecting plate 52 and installation box 53.

The inner cavity wall of the device base 1 is fixedly provided with a second motor 72, and one end of the rotating rod 71 far away from the base 3 is fixedly connected with the driving output end of the second motor 72.

By adopting the above technical scheme, the rotation lever 71 is rotated by turning on the second motor 72, and the driving shaft of the second motor 72.

One end of the second motor 72, which is far away from the rotating rod 71, is fixedly provided with a fixed block 73, and one surface of the fixed block 73, which is far away from the second motor 72, is fixedly connected with the inner cavity wall of the device base 1.

Through adopting above-mentioned technical scheme, through setting up fixed block 73, fixed block 73 supports fixedly second motor 72, improves the stability of second motor 72.

Working principle: when liquid preparation is needed, a liquid preparation person starts the first motor 6 at first, the driving shaft of the first motor 6 rotates the threaded rod 61, the threaded rod 61 drives the guide block 59 to vertically slide downwards along the inner wall of the guide groove 58, the guide block 59 vertically descends the plurality of liquid dispensers 4 through the fixing seat 51, the plurality of connecting plates 52 and the plurality of mounting boxes 53 until the lower end parts of the plurality of liquid dispensers 4 enter the corresponding liquid filling pipes 2, then the first motor 6 is closed, then the plurality of air cylinders 56 are simultaneously started, the piston ends of the plurality of air cylinders 56 stretch, and the pressing handles at the upper ends of the plurality of liquid dispensers 4 are pressed downwards, so that the solution in the plurality of liquid dispensers 4 enters the plurality of liquid filling pipes 2, quantitative arrangement of the solution is realized conveniently, the accuracy of the solution arrangement is effectively improved, and meanwhile, the quality of finished solution prepared by subsequent mixing is effectively improved;

meanwhile, by starting the second motor 72, the driving shaft of the second motor 72 rotates the rotating rod 71, the rotating rod 71 rotates the base plate 57 through the base 3, the base plate 57 synchronously rotates the plurality of pipettes 4 through the guide block 59, the fixing seat 51, the plurality of connecting plates 52 and the plurality of mounting boxes 53 until the plurality of pipettes 4 vertically correspond to the corresponding liquid injection pipes 2, and then the second motor 72 is closed, so that the position adjustment of the pipettes 4 is conveniently realized, and the subsequent liquid preparation operation is facilitated.

It will be apparent to those skilled in the art that various modifications and variations can be made to the present utility model without departing from the spirit or scope of the utility model. Thus, it is intended that the present utility model also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.

Claims

1. Laboratory liquid sampling mixing arrangement, including device base (1) and pipettor (4), its characterized in that: the upper surface of the device base (1) is provided with a base (3), one surface of the base (3) far away from the device base (1) is provided with a liquid distribution mechanism (5), and the inner cavity wall of the device base (1) is provided with a rotating mechanism (7);

the utility model provides a join in marriage liquid mechanism (5) including fixing base (51), the equal fixed mounting in four sides of fixing base (51) has two connecting plates (52), and adjacent two the one end that fixing base (51) was kept away from to connecting plate (52) is equal fixed mounting has installation box (53), the upper end of pipettor (4) and the inner chamber wall movable contact of installation box (53), the upper surface fixed mounting of installation box (53) has cylinder (56), the piston end of cylinder (56) and the upper end movable contact of pipettor (4), one side fixed mounting that device base (1) was kept away from to base (3) has base plate (57), guide way (58) have been seted up to one side of base plate (57), the inner wall sliding connection of guide way (58) has guide block (59), guide block (59) and fixing base (51) fixed connection.

2. Laboratory liquid sampling and mixing device according to claim 1, characterized in that the upper surface of the device base (1) is actively provided with evenly distributed filling pipes (2).

3. Laboratory liquid sampling mixing device according to claim 1, characterized in that a clamping block (41) is fixedly arranged on the outer wall of the pipettor (4), a cover plate (54) is movably clamped on one side of the installation box body (53), and the clamping block (41) is movably contacted with the upper surface of the cover plate (54).

4. A laboratory liquid sampling mixer according to claim 3, characterized in that one side of the cover plate (54) is provided with evenly distributed threaded holes (55).

5. A laboratory liquid sampling mixer according to claim 1, characterized in that the side of the base plate (57) far from the base (3) is fixedly provided with a first motor (6), the driving output end of the first motor (6) is fixedly provided with a threaded rod (61), one end of the threaded rod (61) far from the first motor (6) is rotationally connected with the base plate (57), and the threaded rod (61) penetrates through the guide block (59) and is in threaded rotation connection with the guide block (59).

6. A laboratory liquid sampling mixer according to claim 1, characterized in that the rotating mechanism (7) comprises a rotating rod (71), said rotating rod (71) penetrating the device base (1) and being fixedly connected to the lower surface of the base (3).

7. A laboratory liquid sampling mixer according to claim 6, characterized in that the wall of the inner cavity of the device base (1) is fixedly provided with a second motor (72), and the end of the rotating rod (71) far away from the base (3) is fixedly connected with the driving output end of the second motor (72).

8. A laboratory liquid sampling mixer according to claim 7, characterized in that the end of the second motor (72) remote from the rotary rod (71) is fixedly provided with a fixed block (73), and the side of the fixed block (73) remote from the second motor (72) is fixedly connected with the inner cavity wall of the device base (1).