CN220835657U

CN220835657U - Environment-friendly man-machine dual-purpose pipette tip box

Info

Publication number: CN220835657U
Application number: CN202322464815.2U
Authority: CN
Inventors: 宋百锋
Original assignee: Shaoxing Jinfan Biotechnology Co ltd
Current assignee: Shaoxing Jinfan Biotechnology Co ltd
Priority date: 2023-09-11
Filing date: 2023-09-11
Publication date: 2024-04-26
Anticipated expiration: 2033-09-11

Abstract

The utility model relates to an environment-friendly dual-purpose pipette tip box for a man-machine, which is designed for solving the technical problems that the existing similar products have more plastics and higher cost and are less in accordance with the SBS standard of a workstation. The pipette tip box comprises a base, a grabbing plate, a carrier plate and a cover, wherein the carrier plate in the base is provided with tip holes distributed at equal intervals, and the tips are respectively placed in the tip holes of the carrier plate; the main point is that the outer diameter of the base is provided with an SBS extension edge which bulges outwards, the inner diameter of the base seat opening of the base at the bottom of the carrier plate is provided with a grabbing plate, the plane of the grabbing plate is provided with square holes which are aligned with suction head holes at the carrier plate and bulge downwards, the carrier plate is buckled and fixed on the grabbing plate, and suction head holes at the top of the carrier plate are arranged in an upward bulge manner; the two sides of the square table ring protruding from the top of the grabbing plate are symmetrically provided with protruding back-off hooks, meanwhile, the outer diameters of the edges of the square table rings on the two sides of the back-off hooks of the grabbing plate are respectively provided with two limit posts which are symmetrically arranged and protruding, and the buckling heads of the base are buckled with the buckling holes of the grabbing plate.

Description

Environment-friendly man-machine dual-purpose pipette tip box

Technical Field

The utility model relates to a pipette tip box, in particular to an environment-friendly human-machine dual-purpose pipette tip box.

Background

The pipette tip box is a common consumable for biological laboratories and laboratories, and because the test tubes are stacked one by one in a hole array, the corresponding test tubes are conveniently picked by a machine or a person for detection and assay, and some test tubes adopt a tip type. Application number 201922335116.1, grant bulletin day 2021.01.29, title of the utility model "a pipette tip cartridge" as disclosed in chinese patent literature; including pipettor suction head box, packaging film and suction head, pipettor suction head box includes: the suction head tray is detachably connected with the plastic sucking box, an array suction head hole is formed in a groove on the front face of the suction head tray, the suction head is placed in the suction head hole, and a layer of packaging film is coated outside the suction head box of the liquid sucking device. Other pipette tip boxes in the current market consist of a cover, a bottom box and a middle plate, wherein the middle plate is used as a box stack for replacement, and the box stack is short for short. In order to enable the suction head to be used smoothly in the box, the middle plate is generally required to be made thicker, so that the purposes of stability and flatness are achieved, and the result is that more plastic is used, the cost is higher, and the SBS standard of a workstation is less met when the suction head is used for production and superposition.

Disclosure of Invention

In order to overcome the defects, the utility model aims to provide the environment-friendly man-machine dual-purpose pipette tip box for the field, so that the technical problems that the existing similar products are relatively more in plastic, higher in cost and less in accordance with the SBS standard of a workstation when being produced, superimposed and used are solved. The aim is achieved by the following technical scheme.

The utility model provides an environmental protection man-machine dual-purpose pipettor suction head box, this pipettor suction head box includes base, support plate and lid, and the support plate in the base is equipped with the suction head hole that the equidistance distributes, and the suction head is placed in the suction head hole of support plate respectively, and one side border of lid and one side border handing-over of base, the symmetrical opposite side border of lid and the opposite side border lock of base; the structure design key point is that the outer diameter of the base is provided with an SBS extension edge which bulges outwards, the inner diameter of the base seat opening of the base at the bottom of the carrier plate is provided with a grabbing plate, the plane of the grabbing plate is provided with square holes which are aligned with the suction head holes at the carrier plate and bulge downwards, the carrier plate is fastened and fixed on the grabbing plate, and the suction head holes at the top of the carrier plate are arranged in an upward bulge mode. Therefore, the pipette tip box is used as a replacement of a stacked tip and the plastic used for replacing the filter element tip is less; in addition to use with manual pipettors, the base may also be better used with a workstation, eliminating the need for an adapter. Meanwhile, in order to make the SBS epitaxial edge at the box bottom into a size suitable for a workstation in the workstation, the SBS epitaxial edge meets SBS standards, the pipette tip box can be positioned on the workstation without using an adapter, manual pipette tips of other manufacturers rarely adopt any standard, and the height of the pipette tip box is set according to requirements.

Convex inverted hooks are symmetrically arranged on two sides of the raised square table ring at the top of the grabbing plate, raised limiting heads are arranged at ring openings at the square table rings at two sides of the inverted hooks, gaps are respectively arranged at edges of the carrier plates corresponding to the limiting heads, the carrier plate is fixed on the grabbing plate through the back-off hook of the grabbing plate in a buckling mode, a notch of the carrier plate is limited on a limiting head of the grabbing plate, and the plane outer diameter of the carrier plate is aligned with the edge of the square grid ring of the grabbing plate.

The outer diameters of the edges of square grid table rings on two sides of the back-off hook of the grabbing plate are respectively provided with limiting columns which are symmetrically arranged in pairs and protruding. The limit and alignment placement of the carrier plate on the grabbing plate are further improved.

The inside diameter of the seat opening of the base is respectively provided with two buckling heads which are symmetrically arranged in pairs and are protruded, corresponding square Kong Waijing at the bottom of the grabbing plate is respectively provided with buckling holes, and the carrier plate is arranged at the seat opening of the base and simultaneously buckled with the buckling holes of the grabbing plate. The fixing of the grabbing plate on the base is further improved.

The base seat mouth at the buckling position of the base and the cover is provided with an outwards-protruding buckling groove, the inner diameter of the cover mouth of the cover corresponding to the buckling groove is provided with a protruding buckling strip, and the edge of the grabbing plate corresponding to the buckling strip and the buckling groove is provided with a groove edge. The structure prevents interference to the grabbing plate when the cover is buckled with the base.

The base edge of the hinged position of the base and the cover is provided with three hinged seats arranged with openings, the inner walls of the two sides of the top of the middle opening are symmetrically provided with guide grooves, the bottom of the cover corresponding to the middle opening is provided with a convex hinged joint, and the convex hemispheres at the two sides of the hinged joint are in interference buckling with the hemispheric grooves in the base guide grooves. The cover is a specific hinging mode, the cover in the interference fastening mode is convenient to assemble and disassemble, and other hinging modes and structural designs can be adopted.

The base inner wall below the grabbing plate is provided with a reinforcing rib and a reinforcing plate, and the heights of the reinforcing rib and the reinforcing plate are respectively located below the grabbing plate. The structure enhances the firmness of the base and does not influence the use of the grabbing plate.

The inner sides of the four end angles of the bottom plane of the base are respectively provided with an L-shaped lower convex rib, the inner sides of the four end angles of the lower convex rib corresponding to the top plane of the cover are respectively provided with an L-shaped upper convex rib, and the middle of the top plane of the cover is provided with a marking area. When the structure is convenient for the overlapping placement of the pipette tip boxes, the inner and outer lamination of the lower convex rib of the upper base of one pipette tip box and the upper convex rib of the upper cover of the other pipette tip box prevent movement, and the identification area of the cover is convenient for the setting and writing of the label.

The utility model has simple and reasonable structural design, convenient use, high standardization degree, less plastic consumption and low production cost, and is convenient for production, superposition and use; the suction head box is suitable for being used as a suction head box of an environment-friendly man-machine dual-purpose liquid dispenser and the structural improvement of similar products.

Drawings

FIG. 1 is a schematic diagram of an exploded view of an embodiment of the present utility model, with portions outlined in an enlarged manner.

FIG. 2 is a schematic view of the bottom structure of FIG. 1 in an exploded condition, with the tips of the array being omitted.

Fig. 3 is a schematic cross-sectional view of the assembled structure of fig. 1.

Fig. 4 is a schematic perspective view of the assembled structure of fig. 1, with broken lines as internal structures.

Fig. 5 is a schematic view of the improved open state structure of fig. 4.

Fig. 6 is a perspective view illustrating a high base structure of fig. 4.

Figure number and name: 1. base, 101, SBS extension limit, 102, articulated seat, 103, buckle head, 104, reinforcing plate, 105, strengthening rib, 106, lower protruding rib, 2, grab board, 201, spacing head, 202, spacing post, 203, back-off hook, 204, recess limit, 205, buckle hole, 206, articulated groove, 3, suction head, 4, carrier plate, 401, breach, 5, lid, 501, articulated head, 502, upper protruding rib, 503, sign district.

Description of the embodiments

The construction and use of the present utility model will now be further described with reference to the accompanying drawings. As shown in fig. 1-6, the pipette tip box comprises a base 1, a grabbing plate 2, a carrier plate 4 and a cover 5, wherein the carrier plate in the base is provided with tip holes distributed at equal intervals, the tips 3 are respectively placed in the tip holes of the carrier plate, one side edge of the cover is connected with one side edge of the base, and the symmetrical other side edge of the cover is buckled with the other side edge of the base; the outside diameter of base is equipped with the outside protruding SBS epitaxial limit 101 that enlarges, and the seat mouth department internal diameter of carrier plate bottom base is equipped with grabs the board, grabs the plane of board and is equipped with and aligns and bellied square hole downwards with carrier plate department suction head hole, and the carrier plate lock is fixed in grabs the board, and the suction head drill way at carrier plate top is or is upwards protruding setting, and the base height is adjusted according to the demand. The concrete structure is as follows: above-mentioned grab bellied square platform circle bilateral symmetry in board top is equipped with bellied back-off hook 203, back-off hook both sides square platform circle department circle mouth is equipped with bellied spacing head 201, the carrier plate limit that spacing head corresponds is equipped with breach 401 respectively, the carrier plate is fixed in through grabbing the back-off hook snap-on of board and grabs the board, the breach limit of carrier plate is located the limit head of grabbing the board, the plane external diameter of carrier plate aligns with the square platform circle department border of grabbing the board, grab the back-off hook both sides square platform circle border external diameter of board and be equipped with two liang symmetry setting and bellied spacing post 202 respectively.

The inner diameters of the seat openings of the base are respectively provided with two buckling heads 103 which are symmetrically arranged and are protruded, corresponding square boxes Kong Waijing at the bottom of the grabbing plate are respectively provided with buckling holes 205, and the carrier plate is arranged at the seat opening of the base and simultaneously buckled with the buckling holes of the grabbing plate. The base seat opening at the buckling position of the base and the cover is provided with an outwards-protruding buckling groove, the inner diameter of the cover opening of the cover corresponding to the buckling groove is provided with a protruding buckling strip, and the edge of the grabbing plate corresponding to the buckling strip and the buckling groove is provided with a groove edge 204. The base border of the articulated position of base and lid is equipped with the articulated seat 102 that three openings set up, and middle opening part top both sides inner wall symmetry is equipped with the leading-in groove, and the lid bottom that middle opening part corresponds is equipped with bellied articulated head 501, and bellied hemisphere head interference knot in the base guide way of articulated head both sides is in the hemisphere groove. The inner wall of the base below the grabbing plate is provided with a reinforcing rib 105 and a reinforcing plate 104, and the heights of the reinforcing rib and the reinforcing plate are respectively positioned below the grabbing plate. The inner sides of the four end angles of the bottom plane of the base are respectively provided with an L-shaped lower convex rib 106, the inner sides of the four end angles of the lower convex rib corresponding to the top plane of the cover are respectively provided with an L-shaped upper convex rib 502, and the middle of the top plane of the cover is provided with a marking area 503.

When the liquid dripping device is used, the cover is opened or removed, the suction head is respectively taken out or put into the suction head hole of the carrier plate, and then liquid is dripped after the liquid is moved to the upper part of the suction head of the carrier plate one by one or simultaneously by a manual liquid dispenser or an automatic liquid dispenser.

Claims

1. The utility model provides an environmental protection man-machine dual-purpose pipettor suction head box, this pipettor suction head box includes base (1), carrier plate (4) and lid (5), and the carrier plate in the base is equipped with the suction head hole that the equidistance distributes, and suction head (3) are placed in the suction head hole of carrier plate respectively, and one side border of lid and one side border handing-over of base, the symmetrical opposite side border of lid and the opposite side border lock of base; the novel plastic suction head is characterized in that an SBS outer extension edge (101) which is outwards protruded and enlarged is arranged on the outer diameter of the base (1), a grabbing plate (2) is arranged on the inner diameter of a seat opening of the base at the bottom of the carrier plate (4), square holes which are aligned with suction head holes at the carrier plate and are protruded downwards are arranged on the plane of the grabbing plate, the carrier plate is buckled and fixed on the grabbing plate, and suction head holes at the top of the carrier plate are or are protruded upwards.

2. The environmental protection man-machine dual-purpose pipettor suction head box according to claim 1, characterized in that the protruding square platform circle both sides symmetry in grabbing plate (2) top is equipped with protruding back-off hook (203), and square platform circle department circle mouth in back-off hook both sides is equipped with bellied spacing head (201), and carrier plate (4) border that spacing head corresponds is equipped with breach (401) respectively, and the carrier plate is fixed in grabbing the plate through grabbing the back-off hook snap fit of plate simultaneously, and the breach limit of carrier plate is located the spacing head of grabbing the plate, and the plane external diameter of carrier plate aligns with square platform circle department border of grabbing the plate.

3. The suction head box of the environment-friendly man-machine dual-purpose pipette as claimed in claim 2, wherein limit posts (202) which are symmetrically arranged in pairs and are protruded are respectively arranged on the outer diameters of the edges of square grid rings on two sides of the back-off hook (203) of the grabbing plate (2).

4. The environmental-friendly man-machine dual-purpose pipette tip box according to claim 1, characterized in that the inner diameter of the seat opening of the base (1) is respectively provided with two symmetrical and convex buckling heads (103), corresponding bottom square Kong Waijing of the grabbing plate (2) is respectively provided with buckling holes (205), and the carrier plate is arranged at the seat opening of the base, and meanwhile, the buckling heads of the base are buckled with the buckling holes of the grabbing plate.

5. The environmental-friendly man-machine dual-purpose pipette tip box according to claim 1, characterized in that the base seat opening at the buckling position of the base (1) and the cover (5) is provided with an outwards-protruding buckling groove, the cover opening inner diameter of the cover corresponding to the buckling groove is provided with a protruding buckling strip, and the edge of the grabbing plate (2) corresponding to the buckling strip and the buckling groove is provided with a groove edge (204).

6. The environmental-friendly man-machine dual-purpose pipette tip box according to claim 1, characterized in that the base edge at the hinged position of the base (1) and the cover (5) is provided with three hinged seats (102) arranged with openings, the inner walls at the two sides of the top of the middle opening are symmetrically provided with guide grooves, the bottom of the cover corresponding to the middle opening is provided with a raised hinged joint (501), and the raised hemispheres at the two sides of the hinged joint are in interference buckling with hemispherical grooves in the base guide grooves.

7. The environmental-friendly man-machine dual-purpose pipette tip box according to claim 1, which is characterized in that the inner wall of the base (1) below the grabbing plate (2) is provided with a reinforcing rib (105) and a reinforcing plate (104), and the heights of the reinforcing rib and the reinforcing plate are respectively positioned below the grabbing plate (2).

8. The environment-friendly man-machine dual-purpose pipette tip box according to claim 1 is characterized in that the inner sides of four end angles of the bottom plane of the base (1) are respectively provided with L-shaped lower convex ribs (106), the inner sides of the lower convex ribs corresponding to the four end angles of the top plane of the cover (5) are respectively provided with L-shaped upper convex ribs (502), and the middle of the top plane of the cover is provided with a marking area (503).