CN218981617U

CN218981617U - High-flux manual pipetting workstation

Info

Publication number: CN218981617U
Application number: CN202223220890.6U
Authority: CN
Inventors: 张永霞; 秦伏波; 鲁亮; 万定一; 代腾飞
Original assignee: Pujian Bio Wuhan Technology Co ltd
Current assignee: Pujian Bio Wuhan Technology Co ltd
Priority date: 2022-12-02
Filing date: 2022-12-02
Publication date: 2023-05-09
Anticipated expiration: 2032-12-02

Abstract

The utility model discloses a high-flux manual pipetting workstation, which is characterized in that a slideway is arranged on a workbench of the high-flux manual pipetting workstation, a sliding rail is arranged on a placing plate, so that the placing plate can slide on the workbench with low resistance, the placing plate can slide smoothly, a positioning component is arranged on the workbench, a positioning piece is arranged on the placing plate, and the positioning accuracy is ensured when the positioning piece is matched with the positioning component through setting the positioning distance of the positioning component; the workbench is provided with the stabilizing component which is matched with the positioning component in position, meanwhile, the placing plate is provided with the stabilizing piece, and the stability of the positioning position is ensured when the stabilizing component is matched with the stabilizing piece; this application is through being provided with slide rail, locating component, firm subassembly, ensures the positional relationship between the subassembly, and then can realize placing smooth and easy slip, the accurate location of board and the stable effect in location position on the pipetting workstation.

Description

High-flux manual pipetting workstation

Technical Field

The utility model relates to the field of experimental sample pipetting auxiliary equipment, in particular to a high-throughput manual pipetting workstation.

Background

In experiments such as biochemistry, liquid medicines are often required to be transferred, a high-flux pipetting workstation is often used, liquid collection on a porous plate can be achieved through the pipetting workstation at one time, pipetting workload in the experimental process is greatly reduced, two porous plates are often placed on a placing plate of a pipetting workstation in the front-back direction, pipetting efficiency is guaranteed, the placing plate can move back and forth, the requirement of 2 pipetting is further met in one operation procedure, moving stroke accuracy is required to be guaranteed in the placing plate moving process, but at present, most of moving of the placing plate is achieved through a sliding rail slideway to achieve moving and positioning, but positioning accuracy through the sliding rail slideway is low, and the pipetting suction head on the pipetting workstation cannot be accurately aligned with the porous plate after front-back movement is easily caused.

Disclosure of Invention

The utility model aims at solving the problems in the prior art and provides a high-flux manual pipetting workstation which is smooth in movement, high in positioning accuracy, stable in positioning and simple in structure.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the manual pipetting workstation comprises a workbench, wherein a sliding unit is arranged on the workbench, a placing plate is arranged on the sliding unit in a sliding mode, at least one porous plate can be placed on the placing plate, the sliding unit comprises a slideway, a positioning component and a stabilizing component, the slideway is arranged at one end of the workbench, the stabilizing component is arranged at the other end of the workbench, the positioning component is arranged at the middle position of the workbench, and the front end of the stabilizing component and the front end of the positioning component are positioned on the same straight line; the placing plate is provided with a sliding rail, a positioning piece and a stabilizing piece, the sliding rail is matched with the sliding rail, and the positioning piece is matched with the positioning component to position the distance of the width of the porous plate.

According to the technical scheme, the workbench of the high-throughput manual pipetting workstation is provided with the slide rail, the placing plate is provided with the slide rail, so that the placing plate can slide on the workbench with low resistance, the placing plate can slide smoothly, the workbench is provided with the positioning component, the placing plate is provided with the positioning piece, and the positioning accuracy is ensured when the positioning piece is matched with the positioning component through setting the positioning distance of the positioning component; the workbench is provided with the stabilizing component which is matched with the positioning component in position, meanwhile, the placing plate is provided with the stabilizing piece, and the stability of the positioning position is ensured when the stabilizing component is matched with the stabilizing piece; this application is through being provided with slide rail, locating component, firm subassembly, ensures the positional relationship between the subassembly, and then can realize placing smooth and easy slip, the accurate location of board and the stable effect in location position on the pipetting workstation.

As a further improvement to the technical scheme, two slide ways are arranged, the slide ways are respectively arranged on two sides of one end of the workbench in the width direction, and the slide ways are in a dovetail groove shape.

As a further improvement to the technical scheme, two sliding rails are arranged and are respectively arranged at two sides of the bottom end of the placing plate in the width direction, the shape of each sliding rail is matched with that of each sliding rail, each sliding rail penetrates through each sliding rail, and therefore the sliding rails slide along the front-back direction of each sliding rail.

As a further improvement to the technical scheme, the stabilizing assembly comprises a stabilizing block and a first magnet, the front end of the stabilizing block and the front end of the positioning assembly are positioned on the same straight line, the first magnet is arranged on the end face, facing the slideway, of the stabilizing block, and the stabilizing block is arranged at one end, far away from the slideway, of the workbench.

As a further improvement to the technical scheme, the stabilizing piece is arranged at one end of the bottom end of the placing plate, which is close to the stabilizing block, and a second magnet is arranged on the end face of the stabilizing piece, which is opposite to the first magnet, and the stabilizing piece is fixedly adsorbed on the first magnet of the stabilizing component when the first magnet is attached to the second magnet.

As a further improvement to the technical scheme, the positioning assembly comprises a first positioning hole, a second positioning hole and a limiting groove, wherein the first positioning hole and the second positioning hole are arranged on the front end face and the rear end face of the middle position of the workbench, the limiting groove is arranged between the first positioning hole and the second positioning hole, and the distance between the centers of the first positioning hole and the second positioning hole is the distance of the width of the porous plate.

As a further improvement to the technical scheme, the locating piece is arranged at the middle position of the bottom surface of the rear end of the placing plate, and the locating piece is matched with the first locating hole and the second locating hole for locating.

As a further improvement to the technical scheme, the cross sections of the positioning piece, the first positioning hole and the second positioning hole are equilateral triangles, trapezoids or hexagons.

As a further improvement to the technical scheme, the positioning assembly comprises a first positioning column and a second positioning column, wherein the first positioning column and the second positioning column are arranged on the front end face and the rear end face of the middle position of the workbench, the distance between the centers of the first positioning column and the second positioning column is the distance of the width of a porous plate, a positioning groove is formed in the middle position of the bottom surface of the rear end of the placement plate, and the positioning groove is matched with the first positioning column and the second positioning column for positioning.

As a further improvement to the technical scheme, an operating handle is arranged at the middle position of the front end of the placement plate.

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

the workbench of the high-throughput manual pipetting workstation is provided with the slide rail, the placing plate is provided with the slide rail, so that the placing plate can slide on the workbench with low resistance, the placing plate can slide smoothly, the workbench is provided with the positioning component, the placing plate is provided with the positioning piece, and the positioning accuracy is ensured when the positioning piece is matched with the positioning component through setting the positioning distance of the positioning component; the workbench is provided with the stabilizing component which is matched with the positioning component in position, meanwhile, the placing plate is provided with the stabilizing piece, and the stability of the positioning position is ensured when the stabilizing component is matched with the stabilizing piece; this application is through being provided with slide rail, locating component, firm subassembly, ensures the positional relationship between the subassembly, and then can realize placing smooth and easy slip, the accurate location of board and the stable effect in location position on the pipetting workstation.

Drawings

FIG. 1 is a schematic left view of an assembly structure of a high throughput manual pipetting workstation in this embodiment;

FIG. 2 is a schematic front view of the assembly structure of the high throughput manual pipetting workstation of the present embodiment;

FIG. 3 is a schematic top view of a placement plate in this embodiment;

FIG. 4 is a schematic top view of the placement plate in this embodiment;

FIG. 5 is a schematic top view of the table in this embodiment;

FIG. 6 is a schematic view in section A-A of FIG. 5;

FIG. 7 is a schematic front view of the slide in this embodiment;

FIG. 8 is a schematic top view of another table according to the present embodiment;

FIG. 9 is a schematic view in section B-B of FIG. 8;

FIG. 10 is a schematic left-hand view of another alternative placement plate structure in this embodiment;

in the figure: 1. a work table; 2. placing a plate; 3. a slideway; 4. a slide rail; 5. a stabilizing piece; 6. a positioning piece; 7. a stabilizing block; 8. a second positioning hole; 9. a limit groove; 10. a first positioning hole; 11. a first magnet; 12. a slideway cavity; 13. an operation handle; 14. a placement groove; 15. a second magnet; 16. a second positioning column; 17. a first positioning column; 18. a spring; 19. positioning beads; 20. and a positioning groove.

Detailed Description

The following description of the embodiments of the present utility model will be made more apparent and fully hereinafter with reference to the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by one of ordinary skill in the art without undue burden on the person of ordinary skill in the art based on embodiments of the present utility model, are within the scope of the present utility model.

Embodiment one:

as shown in fig. 1 to 8, the present embodiment provides a high-throughput manual pipetting station comprising a table 1, the front-rear direction of the table 1 being the front-rear direction indicated in fig. 1, and hereinafter, the expressions of the front-rear direction being the front-rear direction indicated in fig. 1. The workbench 1 is provided with a sliding unit, the sliding unit is provided with a placing plate 2 in a sliding manner, the placing plate is provided with a placing groove 14, a porous plate can be placed in the placing groove 14, and as shown in fig. 4, two placing grooves are formed in the placing plate 2, so that two porous plates can be placed in the placing plate 2. The sliding unit comprises a slide way 3, a positioning component and a stabilizing component 7, wherein the slide way 3 is arranged at the front end of the workbench, the stabilizing component 7 is arranged at the rear end of the workbench, the positioning component is arranged at the middle position of the workbench 1, the front end of the stabilizing component 7 and the front end of the positioning component are positioned on the same straight line, as shown in fig. 5, the front end of the stabilizing component 7 and the foremost edge of the first positioning hole 10 are positioned on the same straight line, and through the arrangement, the simultaneous occurrence of positioning and fixing can be ensured, and further the more stable positioning position is ensured; as shown in fig. 3, the placing plate 2 is provided with a sliding rail 4, a positioning piece 6 and a stabilizing piece 5, the sliding rail 4 is matched with the sliding rail 3, and the positioning distance of the positioning assembly is equal to the width of the porous plate specification suitable for the placing plate, so that when the positioning assembly slides to another positioning position, the positioning position is ensured to be just aligned with the position of the pipetting head on the workstation. The porous plate used in the experiment for selecting placement on the placement plate can be 48-hole, 54-hole, 96-hole, 108-hole and other specifications, and the porous plate with 96-hole specifications is selected for placement on the placement plate in the embodiment.

Further, in some embodiments, the slide ways 3 are provided in two, symmetrically arranged on both sides in the width direction of the table front end, and as shown in fig. 7, the slide way cavities 12 of the slide ways 3 are provided in a dovetail groove shape.

Further, in some embodiments, as shown in fig. 3, two sliding rails 4 are provided, symmetrically arranged on both sides of the bottom surface width direction of the rear end of the placement plate, the sliding rails 4 are arranged along the length direction, the shape of the sliding rail 4 is adapted to the shape of the sliding rail cavity 12 in the sliding rail 3, and the sliding rail 4 passes through the sliding rail cavity 12, so that the sliding rail 4 slides along the sliding rail 3 in the front-rear direction.

Further, in some embodiments, as shown in fig. 5, the stabilizing assembly includes a stabilizing block 7 and a first magnet 11, the front end of the stabilizing block 7 and the front end edge line of the first positioning hole 10 in the positioning assembly are located on the same straight line, the first magnet 11 is disposed on the end face of the stabilizing block 7 facing the direction of the slideway 3, and the stabilizing block 7 is disposed at the rear end of the workbench far away from the slideway 3.

Further, in some embodiments, as shown in fig. 3, the stabilizing member 5 is disposed at an end of the bottom end of the placing plate near the stabilizing block 7, and a second magnet 15 is disposed on an end surface of the stabilizing member 5 opposite to the first magnet 11, when the placing plate 2 slides to a first position at the rear end of the workbench, the first magnet 11 and the second magnet 15 are attached to each other and are attracted to each other, and meanwhile, the positioning member 6 is inserted into the first positioning hole 10, so that stable positioning of the placing plate in the first position is achieved.

Further, in some embodiments, as shown in fig. 5-6, the positioning assembly includes a first positioning hole 10, a second positioning hole 8, and a limiting groove 9, the first positioning hole 10 and the second positioning hole 8 are disposed on front and rear end surfaces of the middle position of the workbench, the limiting groove 9 is disposed between the first positioning hole 10 and the second positioning hole 8, a distance between centers of the first positioning hole 10 and the second positioning hole 8 is a distance of a width of a porous plate, when the placing plate 2 slides to a first position of a rear end position of the workbench, the positioning piece 6 at a lower end of the placing plate enters the first positioning hole 10, so that positioning of the placing plate 2 at the first position is realized, and when the placing plate 2 is pulled to move to a front end of the workbench 1, the positioning piece 6 at a lower end of the placing plate enters the second positioning hole 8, so that positioning of the placing plate 2 at the second position is realized. The limiting groove 9 can ensure the limitation of the position of the positioning piece in the sliding process, further ensure the positioning accuracy and simultaneously avoid the mutual friction between the positioning piece 6 and the workbench 1.

Further, in some embodiments, as shown in fig. 3 and 5, the cross sections of the positioning member 6, the first positioning hole 10 and the second positioning hole 8 are shaped, and preferably, the cross sections are shaped like an equilateral triangle, a trapezoid, a hexagon, an octagon, a dodecamorphism or an icosahedron, so that the accuracy and stability of positioning can be ensured, and the influence of the gap between the positioning hole and the positioning member on the positioning position can be improved.

Further, in some embodiments, as shown in fig. 3 to 4, an operation handle 13 is provided at a front end intermediate position of the placement plate 2.

Embodiment two:

the high throughput manual pipetting workstation provided in this embodiment is substantially the same as in the first embodiment, except that: as shown in fig. 8-10, the positioning assembly comprises a first positioning column 17 and a second positioning column 16, wherein the first positioning column 17 and the second positioning column 16 are arranged on the front end surface and the rear end surface of the middle position of the workbench, and the distance between the centers of the first positioning column 17 and the second positioning column 16 is the distance of the width of a porous plate; meanwhile, the middle position of the bottom surface of the rear end of the placement plate 2 is provided with a positioning groove 20, the positioning groove 20 is matched with the first positioning column 17 and the second positioning column 16 for positioning, the positioning groove 20 is preferably a semicircular groove, the center position of the positioning groove 20 and one end surface of the stabilizing block 7 with a magnet are displaced on the same straight line, and therefore when the positioning groove 20 and the first positioning column 17 are matched for positioning, the stabilizing block 7 can be mutually attached and adsorbed with a stabilizing component, and the positioning position is ensured to be in a stable state.

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 high-throughput manual pipetting workstation comprises a workbench, wherein a sliding unit is arranged on the workbench, and the high-throughput manual pipetting workstation is characterized in that a placing plate is arranged on the sliding unit in a sliding manner, at least one porous plate can be placed on the placing plate, the sliding unit comprises a slideway, a positioning component and a stabilizing component, the slideway is arranged at one end of the workbench, the stabilizing component is arranged at the other end of the workbench, the positioning component is arranged at the middle position of the workbench, and the front end of the stabilizing component and the front end of the positioning component are positioned on the same straight line; the placing plate is provided with a sliding rail, a positioning piece and a stabilizing piece, the sliding rail is matched with the sliding rail, and the positioning piece is matched with the positioning component to position the distance of the width of the porous plate.

2. The high-throughput manual pipetting workstation as recited in claim 1 wherein the number of slides is two, each disposed on a widthwise side of one end of the workstation, and the slides are configured in a dovetail shape.

3. The high-throughput manual pipetting station of claim 2, wherein two slide rails are provided, which are respectively arranged on both sides in the width direction of the bottom end of the placement plate, and the shape of the slide rails is adapted to the shape of the slide rails.

4. The high throughput manual pipetting station of claim 1, wherein the stabilizing assembly comprises a stabilizing block and a first magnet, the front end of the stabilizing block is positioned on the same straight line as the front end of the positioning assembly, the first magnet is disposed on an end face of the stabilizing block facing the slide, and the stabilizing block is disposed at an end of the table remote from the slide.

5. The high throughput manual pipetting station of claim 4, wherein the stabilizing member is disposed at an end of the bottom end of the holding plate adjacent to the stabilizing block, a second magnet is disposed on an end surface of the stabilizing member opposite to the first magnet, and the stabilizing member is fixed to the stabilizing assembly when the first magnet is attached to the second magnet.

6. The high throughput manual pipetting station of claim 1, wherein the positioning assembly comprises a first positioning hole, a second positioning hole and a limiting groove, the first positioning hole and the second positioning hole are arranged on the front end surface and the rear end surface of the middle position of the workbench, the limiting groove is arranged between the first positioning hole and the second positioning hole, and the distance between the centers of the first positioning hole and the second positioning hole is the distance of the width of a porous plate.

7. The high throughput manual pipetting station of claim 6, wherein the positioning member is disposed intermediate the bottom surface of the rear end of the plate and wherein the positioning member is cooperatively positioned with the first and second positioning holes.

8. The high throughput manual pipetting station of claim 7, wherein the cross-sections of the positioning member, the first positioning hole, and the second positioning hole are equilateral triangles, trapezoids, or hexagons.

9. The high-throughput manual pipetting station of claim 1, wherein the positioning assembly comprises a first positioning column and a second positioning column, the first positioning column and the second positioning column are arranged on front and rear end surfaces of the middle position of the workbench, the distance between the centers of the first positioning column and the second positioning column is the distance of the width of a porous plate, and a positioning groove is arranged at the middle position of the bottom surface of the rear end of the placing plate and is matched with the first positioning column and the second positioning column for positioning.

10. A high throughput manual pipetting station according to any one of claims 1-9 wherein the front intermediate position of the plate is provided with an operating handle.