CN216440672U - Quick cartoning tool for pipette head - Google Patents

Abstract

The utility model relates to a quick boxing tool for a pipette tip, which comprises a box body, a first separating sieve and a second separating sieve. The box body comprises a box body main body. The bottom wall of the box body main body is provided with a square through hole, and the adjacent circumferential side walls are respectively provided with a first separating screen through hole and a second separating screen through hole. The first separating screen comprises a first separating screen body consisting of a number of first screen bars having a first end connected to each other and a second end separated from each other. The second separating screen comprises a second separating screen main body which is composed of a plurality of second screen bars, and the second screen bars are provided with a first end connected with each other and a second end separated from each other. When the first separating sieve main body and the second separating sieve main body are located in the square through holes, the first sieve bar and the second sieve bar are arranged in parallel up and down, and the extending direction of the first sieve bar is perpendicular to the extending direction of the second sieve bar, so that a plurality of hole sites which are consistent with the hole site arrangement in the pipette tip box are formed. The pipette head box has the beneficial effect that the whole box pipette head is inserted into the pipette head box at one time.

Description

Quick cartoning tool for pipette head

Technical Field

The utility model relates to the technical field of pipette tips, in particular to a quick boxing tool for pipette tips.

Background

The pipette tip is a tool for quantitatively transferring trace liquid, is widely applied to the field of biochemistry, and is a common consumable in a laboratory. Because the demand of pipettor rifle head is great, but whole box purchase cost is higher, generally adopts manual cartridge pipettor rifle head at present, and single manual will consume a large amount of time and human cost with pipettor rifle head cartridge to the bracket of pipettor rifle head box, consequently, the instrument of cartridge pipettor rifle head that can be simple swift is needed urgently.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In view of the above disadvantages and shortcomings of the prior art, the present invention provides a quick boxing tool for pipette tips, which solves the technical problem that manual insertion of pipette tips consumes a lot of time and labor cost.

(II) technical scheme

In order to achieve the purpose, the utility model adopts the main technical scheme that:

the embodiment of the utility model provides a quick boxing tool for pipette tips, which is characterized by comprising a box body, a first separating sieve and a second separating sieve. The box body includes the box body main part, and the upper end of box body main part is open, has circumference lateral wall and diapire. The diapire of box body main part is equipped with square through hole, and the adjacent circumference lateral wall of box body main part sets up first separation sieve through-hole and second separation sieve through-hole respectively. First separating screen includes first separating screen main part, and first separating screen main part comprises the first grizzly bar of a plurality of that the equidistance interval set up side by side, and the first grizzly bar of a plurality of has interconnect's first end and alternate segregation's second end. The second separation sieve includes second separation sieve main part, and second separation sieve main part comprises a plurality of second grating that the equidistance interval set up side by side, and a plurality of second grating has interconnect's first end and alternate segregation's second end. The first separating screen main body penetrates through the first separating screen through hole and then is located in the square through hole, when the second separating screen main body penetrates through the second separating screen through hole and then is located in the square through hole, the first separating screen main body and the second separating screen main body are arranged in a vertical parallel mode, the extending direction of the first screen bars is perpendicular to the extending direction of the second screen bars, so that a plurality of hole sites used for containing pipette tips are formed, and the hole sites are arranged consistently with the hole sites in the pipette tip boxes.

According to the utility model, the lengths of the adjacent second screen bars are sequentially increased by 10mm, the connecting line of the second ends of each second screen bar is an oblique line which forms an acute angle with the extending direction of the second screen bar, the two sides of the second end of each second screen bar, which are vertical to the extending direction, are connected to form an oblique edge, and the oblique edges of the second ends of each second screen bar are parallel to each other.

According to the utility model, the first separating screen further comprises a first separating screen handle for holding, the first separating screen handle is arranged at the first end of the first screen bar, and a first separating screen mark for marking the model of the pipette tip suitable for the first separating screen handle is arranged on the first separating screen handle. The second separating screen further comprises a second separating screen handle used for holding, the second separating screen handle is arranged at the first end of the second screen bar, and a second separating screen mark used for marking the model of the pipette tip suitable for the second separating screen handle is arranged on the second separating screen handle.

According to the present invention, the first separating screen further comprises a first separating screen hook provided at the first separating screen handle away from the first separating screen main body. The second separating screen also comprises a second separating screen hook which is arranged on a handle of the second separating screen and is far away from the main body of the second separating screen.

According to the utility model, the device also comprises a base. The base sets up in the below of box body main part, and the height of base is greater than the height of liquid-transfering gun rifle head box.

According to the utility model, two first lock catches and two second lock catches are rotatably arranged on the circumferential side wall of the box body main body. The two first lock catches are arranged above the first separating sieve through hole and are positioned on two sides of the first separating sieve through hole. The two second lock catches are arranged above the second separating screen through hole and are positioned on two sides of the second separating screen through hole.

According to the utility model, the bottom wall of the box body main body is provided with scale marks. When first separation sieve main part is located square through hole, the scale mark is located the both sides of first separation sieve main part, and a plurality of pipettor rifle head is located the interval of two adjacent first grizzlies to gather in one side that is close to first separation sieve through hole in first grizzlies, in order to form a plurality of pipettor rifle heads that are listed as, the scale mark is used for the number of the pipettor rifle head that holds in the distance of sign scale mark to first separation sieve through hole, every row.

According to the present invention, one side of the box body main body, which is provided with the first separating screen through hole, protrudes outward to form a receiving groove. The storage groove is a cuboid, the upper end of the storage groove and one side close to the box body main body are open, and the storage groove is provided with a circumferential side wall and a bottom wall. The accommodating groove is used for accommodating pipette tips exceeding the scale mark position.

According to the utility model, through holes which are communicated with the through holes of the first separating screen and the through holes of the second separating screen are respectively arranged on two adjacent side walls of the square through holes and are respectively used for the main body of the first separating screen and the main body of the second separating screen to pass through.

According to the utility model, the other two adjacent side walls of the square through hole are respectively provided with a first separating screen groove and a second separating screen groove. The first separating screen groove is opposite to the first separating screen through hole, and the second separating screen groove is opposite to the second separating screen through hole. When the first separating screen body is located in the first separating screen through hole, the end of the second end of the first screen bar is located in the first separating screen groove. When the second separating screen main body is positioned in the second separating screen through hole, the end part of the second end of the second screen bar is positioned in the second separating screen groove.

(III) advantageous effects

The utility model has the beneficial effects that: the utility model provides a quick boxing tool for pipette tips, which comprises a box body, a first separating sieve and a second separating sieve. The box body includes the box body main part, and the upper end of box body main part is open, has circumference lateral wall and diapire, and the diapire of box body main part is equipped with square through hole for hold the pipettor rifle head. After the first separating screen and the second separating screen are vertically arranged, hole sites which are consistent with the hole site arrangement in the pipette tip box can be formed in the square through hole and used for fixing the pipette tip. After the first separating screen and the second separating screen are dismantled, the pipette gun head can fall into the pipette gun head box, the whole box of the pipette gun head can be inserted into the pipette gun head box at one time, the pipette gun head box has the advantages of being fast in inserting, low in manufacturing cost, simple in operation method, efficient and accurate in packing, capable of avoiding pollution caused by multiple times of contact with the pipette head, and time and material consumption cost are saved for scientific research work.

Drawings

Fig. 1 is a schematic perspective view of a pipette tip quick boxing tool of an embodiment 1 of the present invention;

FIG. 2 is a perspective view of the cassette of FIG. 1;

FIG. 3 is a schematic perspective view of the cassette of FIG. 1 at another angle;

FIG. 4 is a top view of the cassette body of FIG. 1;

FIG. 5 is a top plan view of the first separating screen of FIG. 1;

FIG. 6 is a top plan view of the second screen of FIG. 1;

fig. 7-9 are step-wise process diagrams of a second separation screen separating adjacent pipette tips.

[ description of reference ]

1: a box body; 10: a box body main body; 11: a square through hole; 12: a first separating screen through hole; 13: a second separating screen through hole; 14: a first separation screen tank; 15: a second separation sieve tank; 16: a first lock catch; 17: a second lock catch; 18: scale marks; 19: a receiving groove;

2: a base;

3: a first separating screen; 31: a first separating screen body; 311: a first screen bar; 32: a first screen handle; 33: a first separating screen hook; 34: a first separating screen specification identification;

4: a second separating screen; 41: a second separating screen body; 411: a second screen bar; 42: a second separating screen handle; 43: a second separating screen hook; 44: a second separation screen identification.

Detailed Description

For the purpose of better explaining the present invention and to facilitate understanding, the present invention will be described in detail by way of specific embodiments with reference to the accompanying drawings. As used herein, the terms "upper", "lower", and the like are used with reference to the orientation of FIG. 1.

Referring to fig. 1, an embodiment of the present invention provides a quick pipette tip boxing tool for inserting a whole pipette tip into a pipette tip box at one time, and the quick pipette tip boxing tool includes a box body 1, a base 2, a first separation sieve 3, and a second separation sieve 4.

Referring to fig. 2-4, the upper end of the cartridge body 1 is open, and has a circumferential side wall and a bottom wall, and the bottom wall of the cartridge body 1 is provided with a square through hole 11 for accommodating a pipette tip. The base 2 is located below the box body 1 and used for supporting the weight of the box body 1 and enabling the box body 1 to be separated from the supporting surface, and therefore when a pipette gun head is installed in the pipette gun head box, the pipette gun head box can be placed below the box body 1 conveniently. The first separating screen main body 31 of the first separating screen 3 and the second separating screen main body 41 of the second separating screen 4 can be horizontally arranged in the square through hole 11 from top to bottom to form a plurality of hole sites for accommodating pipette tips, and the hole sites are arranged consistently with the hole sites in the pipette tip box. Demolish first separation sieve 3 and second separation sieve 4 back, the pipettor rifle head can fall into the pipettor rifle head box, realizes going into pipettor rifle head box with the disposable cartridge of whole box pipettor rifle head, has quick cartridge pipettor rifle head, preparation low cost, operating method is simple, the high-efficient accurate advantage of dress box, still can avoid the pollution that contacts the rifle head many times and cause, has saved time and consumptive material cost for scientific research work.

Further, the box body 1 comprises a box body main body 10, a square through hole 11, a first separating sieve through hole 12, a second separating sieve through hole 13, a first lock catch 16, a second lock catch 17, a scale mark 18 and a containing groove 19.

The box body 10 is a rectangular parallelepiped with an open upper end and has a circumferential side wall and a bottom wall. The diapire of box body main part 10 is equipped with square through hole 11, and square through hole 11 is unanimous with the shape and the size of pipettor rifle head box.

Example 1: the adjacent circumferential side walls of the box body 10 are respectively provided with a first separating sieve through hole 12 and a second separating sieve through hole 13. The first separating screen through holes 12 are for passing a first separating screen body 31 (described later) of the first separating screen 3 through and into the square through holes 11, and the second separating screen through holes 13 are for passing a second separating screen body 41 (described later) of the second separating screen 4 through and into the square through holes 11.

Example 2: two adjacent side walls of the square through hole 11 are respectively provided with a first separating sieve through hole 12 and a second separating sieve through hole 13 which are communicated with the circumferential side wall of the box body main body 10, and two adjacent side walls of the square through hole 11 are respectively provided with through holes communicated with the first separating sieve through hole 12 and the second separating sieve through hole 13 and are respectively used for the first separating sieve main body 31 and the second separating sieve main body 41 to pass through so as to play a role in guiding the movement of the first separating sieve main body 31 and the second separating sieve main body 41. The other two adjacent side walls of the square through hole 11 are respectively provided with a first separating screen groove 14 and a second separating screen groove 15, the first separating screen groove 14 is arranged opposite to the first separating screen through hole 12, and the second separating screen groove 15 is arranged opposite to the second separating screen through hole 13. The first separating screen groove 14 is adapted to receive a second end (described later) of the first separating screen body 31 of the first separating screen 3, and the second separating screen groove 15 is adapted to receive a second end (described later) of the second separating screen body 41 of the second separating screen 4, so as to fix the first separating screen 3 and the second separating screen 4 in the square through hole 11, thereby improving stability of the fixing.

The diapire of box body main part 10 still is equipped with scale mark 18, and when first separating screen main part 31 of first separating screen 3 was located square through hole 11, scale mark 18 was located the both sides of first separating screen 3. When a plurality of pipette tips are located in the space between two adjacent first screen bars 311 and gathered at one side of the first screen bars 311 close to the first separation screen through holes 12, and a plurality of rows of pipette tips are formed, the scale marks 18 are used for marking the number of pipette tips contained in each row in the distance from the scale marks 18 to the first separation screen through holes 12, namely, the scale marks 18 are used for marking whether the row number of the pipette tips in the square through holes 11 is consistent with the set row number of the pipette tip boxes. Pipette tips of different models have different sizes, and specifically, the setting position of the scale markings 18 is determined according to the model of the pipette tip.

The circumferential side wall of the box body 10 is rotatably provided with two first latches 16 and two second latches 17. The two first locking catches 16 are respectively arranged above the first separating screen through holes 12 and positioned at two sides of the first separating screen through holes 12, and the two second locking catches 17 are respectively arranged above the first separating screen through holes 12 and positioned at two sides of the second separating screen through holes 13.

When the first separating screen body 31 of the first separating screen 3 is located in the square through hole 11, the two first locking catches 16 are rotated until the first locking catches 16 are located at the outer side of the first separating screen through hole 12, so that the first separating screen 3 is in a locked state and is stably fixed on the box body 10. When the first separating screen 3 is dismounted, the two first lock catches 16 are rotated until the first lock catches 16 are far away from the first separating screen through holes 12, the first separating screen 3 is in an unlocked state, and the first separating screen 3 can be dismounted from the box body main body 10.

When the second separating screen body 41 of the second separating screen 4 is located in the square through hole 11, the two second latches 17 are rotated until the second latches 17 are located at the outer side of the second separating screen through hole 13, so that the second separating screen 4 is in an unlocked state and is stably fixed on the box body 10. When the second separating screen 4 is disassembled, the two second lock catches 17 are rotated to the second lock catches 17, the second separating screen through holes 13 are formed in the principle, the second separating screen 4 is in an unlocking state, and the second separating screen 4 can be disassembled from the box body main body 10.

The box body main part 10 is equipped with one side of first separation sieve through-hole 12 and outwards extrudes and forms and accomodates groove 19, accomodates groove 19 and is the cuboid, accomodates the upper end of groove 19 and is opened with the one side that is close to box body main part 10, has circumference lateral wall and diapire. The receiving slot 19 is used to receive a pipette tip beyond the position of the scale markings 18.

Specifically, the material of the case 1 is preferably plastic, and may be other materials such as metal, glass, wood, or bamboo.

Referring to fig. 1, further, a base 2 is provided below the case 1 for supporting the weight of the case 1. The height of base 2 is greater than the height of pipettor rifle head box to when shifting the pipettor rifle head in the pipettor rifle head box, pipettor rifle head box can be put in box body 1 below. Preferably, four bases 2 are arranged and uniformly distributed on the outer side of the bottom wall of the box body 1. Of course, less than four or more than four bases 2 may be provided, and the determination may be made according to the actual size of the box body 1. For the convenience of processing, preferably set up base 2 to the cuboid, also can set up to the geometry of trapezoidal body, cylinder or other shapes certainly, guarantee that base 2 can to the stable support of box body 1.

Referring to fig. 5, further, the first separating screen 3 is a one-piece member including a first separating screen main body 31, a first separating screen handle 32, and a first separating screen hook 33.

The first separating screen body 31 is composed of a plurality of first screen bars 311 arranged side by side at equal intervals, and the plurality of first screen bars 311 have first ends connected with each other and second ends separated from each other. Specifically, the width of the first screen bar 311 is consistent with the distance between two adjacent rows of holes of the carrier in the pipette tip box, the distance between two adjacent first screen bars 311 is consistent with the width of the holes in the pipette tip box, and the width of the first separating screen main body 31 is consistent with the width of the square through hole 11. Specifically, the first screen bars 311 and the first separating screen body 31 are each rectangular parallelepiped. The distance between two adjacent first screen bars 311 is set to enable a pipette tip to be clamped in the gap between two adjacent first screen bars 311, so that the pipette tip is fixed on the first separating screen main body 31.

At present, a bracket in a pipette tip box is generally provided with 96 hole sites in 8 rows and 12 columns, and each hole site is inserted with one pipette tip, namely, one pipette tip box can accommodate 96 pipette tips. In the following description, the first separating screen 3 and the second separating screen 4 of the pipette tip cassette suitable for 8 rows and 12 columns with 96 hole positions are taken as an example, and at this time, the scale marks 18 on the cassette body 10 are arranged in a position capable of marking the distance from the scale marks 18 to the through holes 12 of the first separating screen, and each column contains 8 pipette tips.

For a pipette tip cassette suitable for 96 well positions in 8 rows and 12 columns, it is preferable to provide 13 first screen bars 311, i.e., the first separating screen body 31 can hold 12 columns of pipette tips.

A first separating screen handle 32 is provided at a first end of the first separating screen body 31 for gripping. When the first separating screen body 31 is located in the square through hole 11, the first separating screen handle 32 is located outside the case 1. The first separating screen handle 32 is provided with a first separating screen identifier 34 for marking the model of the pipette tip suitable for the first separating screen handle.

A first separating screen hook 33 is provided on the side of the first separating screen handle 32 remote from the first separating screen body 31 to facilitate storage of the first separating screen 3.

Referring to fig. 6, further, the second separating screen 4 is a one-piece member including a second separating screen body 41, a second separating screen handle 42, and a second separating screen hook 43.

The second separating screen body 41 is composed of a plurality of second screen bars 411 arranged side by side at equal intervals, the plurality of second screen bars 411 having first ends connected to each other and second ends separated from each other. The width of the second screen bars 411 is consistent with the distance between two adjacent rows of holes of the pipette tip box, the distance between the adjacent second screen bars 411 is consistent with the length of the holes in the pipette tip box, and the width of the second separating screen main body 41 is smaller than the length of the square through hole 11. Specifically, the lengths of the adjacent second screen bars 411 are sequentially increased by 10mm, the connection line of the second ends of each second screen bar 411 is an oblique line forming an acute angle with the extending direction of the second screen bar 411, the second separating screen body 41 is a right-angle trapezoid, two sides of the second end of each second screen bar 411 perpendicular to the extending direction are connected to form an oblique line, and the oblique lines of the second ends of each second screen bar 411 are parallel to each other. To accommodate a pipette tip cartridge with 96 well positions in 8 rows and 12 columns, 8 second rider bars 411 are preferably provided.

When the first separating sieve main body 31 and the second separating sieve main body 41 are located in the square through hole 11 at the same time, the first separating sieve main body 31 and the second separating sieve main body 41 are arranged in parallel up and down, the extending direction of the first sieve bars 311 is perpendicular to the extending direction of the second sieve bars 411, 96 holes in 8 rows and 12 columns for fixing pipette tips are formed, and the arrangement mode of the holes is consistent with the arrangement mode of the holes in the pipette tip box.

A second separating screen handle 42 is provided at a first end of the second separating screen body 41 for gripping. When the second separating screen body 41 is located in the square through hole 11, the second separating screen handle 42 is located outside the casing 1. The second separating screen handle 42 is provided with a second separating screen identifier 44 for marking the model of the pipette tip suitable for the second separating screen handle.

A second separating screen hook 43 is provided on a side of the second separating screen handle 42 remote from the second separating screen body 41 to facilitate storage of the second separating screen 4.

Specifically, the material of the first separating screen 3 and the second separating screen 4 is preferably metal, and may be wood, plastic, or the like.

Referring to fig. 7-9, the operation of loading pipette tips into pipette tip cassettes is as follows:

first, the first separating screen handle 32 of the first separating screen 3 is held, and the first separating screen main body 31 is inserted into the square through hole 11 from the first separating screen through hole 12. The first locker 16 is rotated until the first locker 16 is positioned outside the first separating screen through hole 12 to make the first separating screen 3 in a locked state, thereby fixing the first separating screen 3 to the case 1.

Next, a proper amount of pipette tips are placed into the box body 1, and the box body 1 is shaken front and back and left and right to make the pipette tips vertically suspended in the gaps between the two adjacent first screen bars 311 of the first separating screen 3 under the action of gravity. And then the box body 1 is inclined towards one side close to the first separating sieve through hole 12, so that the pipette tips are gathered towards one side close to the first separating sieve through hole 12.

And thirdly, the pipette tips of the pipette tips exceeding the mark injected by the scale mark 18 are accommodated in the accommodating groove 19 of the box body 1, at the moment, 8 rows and 12 rows of pipette tips are fixed on the first separating screen 3, the pipette tips in each row of pipette tips are attached to each other, and the pipette tips in each row of pipette tips are separated from each other to be consistent with the row spacing of hole sites in the pipette tip box.

Third, the second separating screen handle 42 of the second separating screen 4 is held, and the second separating screen main body 41 is inserted into the square through hole 11 from the second separating screen through hole 13. As shown in fig. 7-9, the second end of each second screen bar 411 is connected by an oblique line forming an acute angle with the extending direction of the second screen bar 411, so that the second end of the second separation screen 4 can be inserted into the gap between two adjacent pipette tips in each row of pipette tips. Referring to fig. 7, by setting the lengths of the adjacent second screen bars 411 to be increased by 10mm in sequence, a connecting line of the second ends of each second screen bar 411 is an oblique line forming an acute angle with the extending direction of the second screen bar 411, so that the second end of each second screen bar 411 can correspond to the gap of the adjacent pipette tip in the process of separating the pipette tips by the second separation screen 4, so as to smoothly separate the adjacent pipette tips in the insertion process of the second separation screen 4. When the length of each second screen bar 411 is consistent, the tips of the second screen bars 411 correspond to the tips of the pipettors in the second row instead of the gaps between adjacent pipette tips after the pipette tips in the first row are separated by each second screen bar 411. And separating adjacent pipette tips in the inserting process of the second separating screen 4 to enable the adjacent pipette tips to be consistent with the row spacing of hole sites in the pipette tip box so as to form 8-row 12-column pipette tip distribution consistent with the setting specification of the pipette tip box. The second locker 17 is rotated until the second locker 17 is positioned outside the second separating screen through hole 13 to make the second separating screen 4 in a locked state, thereby fixing the second separating screen 4 to the case body 1.

Fourthly, the open end of the empty pipette tip box is placed below the box body 1 and corresponds to the lower part of the square through hole 11, and the tip end of each pipette tip respectively enters each hole in the pipette tip box. The first lock catch 16 and the first lock catch 17 are rotated to enable the first separating screen 3 and the second separating screen 4 to be in an unlocking state, the first separating screen handle 32 of the first separating screen 3 is held, the first separating screen 3 is pulled out of the first separating screen through hole 12 through the square through hole 11, the second separating screen handle 42 of the second separating screen 4 is held, the second separating screen 4 is pulled out of the second separating screen through hole 13 through the square through hole 11, at the moment, the pipette tips fall into corresponding holes in a pipette tip box, and the pipette tips of the whole box are inserted into the pipette tip box at one time.

Although embodiments of the present invention have been shown and described above, it should be understood that the above embodiments are exemplary and not to be construed as limiting the present invention and that those skilled in the art may make modifications, alterations, substitutions and alterations to the above embodiments within the scope of the present invention.

Claims (10)

1. A quick boxing tool for pipette tips is characterized by comprising a box body (1), a first separating screen (3) and a second separating screen (4);

the box body (1) comprises a box body main body (10), wherein the upper end of the box body main body (10) is open and is provided with a circumferential side wall and a bottom wall;

the bottom wall of the box body main body (10) is provided with a square through hole (11), and the adjacent circumferential side walls of the box body main body (10) are respectively provided with a first separating screen through hole (12) and a second separating screen through hole (13);

the first separating screen (3) comprises a first separating screen main body (31), the first separating screen main body (31) is composed of a plurality of first screen bars (311) which are arranged side by side at equal intervals, and the plurality of first screen bars (311) are provided with a first end connected with each other and a second end separated from each other;

the second separating screen (4) comprises a second separating screen main body (41), the second separating screen main body (41) is composed of a plurality of second screen bars (411) which are arranged side by side at equal intervals, and the plurality of second screen bars (411) are provided with a first end and a second end which are mutually connected and mutually separated;

the first separating screen main body (31) penetrates through the first separating screen through hole (12) and then is located in the square through hole (11), the second separating screen main body (41) penetrates through the second separating screen through hole (13) and then is located in the square through hole (11), the first separating screen main body (31) and the second separating screen main body (41) are arranged in parallel from top to bottom, the extending direction of the first screen bars (311) is perpendicular to the extending direction of the second screen bars (411) to form a plurality of hole sites for containing pipette tips, and the hole sites are arranged consistently with the hole sites in the pipette tip box.

2. The pipette tip quick-loading tool according to claim 1, wherein the lengths of the adjacent second screen bars (411) are sequentially increased by 10mm, the second end line of each second screen bar (411) is an oblique line which forms an acute angle with the extending direction of the second screen bar (411), two sides of the second end of each second screen bar (411) perpendicular to the extending direction are connected to form an oblique line, and the oblique lines of the second ends of the second screen bars (411) are parallel to each other.

3. The pipette tip quick-loading tool according to claim 1, wherein the first separation screen (3) further comprises a first separation screen handle (32) for holding, the first separation screen handle (32) being provided at a first end of the first screen bar (311), the first separation screen handle (32) being provided with a first separation screen identifier (34) for marking the type of pipette tip for which it is adapted;

the second separating screen (4) further comprises a second separating screen handle (42) used for holding, the second separating screen handle (42) is arranged at the first end of the second screen bar (411), and a second separating screen mark (44) used for marking the model of a pipette tip suitable for the second separating screen handle (42) is arranged on the second separating screen handle (42).

4. The pipette tip quick-loading tool according to claim 3, wherein the first separating screen (3) further comprises a first separating screen catch (33) provided at the first separating screen handle (32) remote from the first separating screen body (31);

the second separating screen (4) further comprises a second separating screen hook (43) arranged on the second separating screen handle (42) far away from the second separating screen main body (41).

5. The pipette tip quick-loading tool according to claim 1, further comprising a base (2);

the base (2) is arranged below the box body main body (10), and the height of the base (2) is larger than that of the pipette gun head box.

6. The pipette tip quick boxing tool according to claim 1, wherein the circumferential side wall of the cartridge body (10) is rotatably provided with two first lock catches (16) and two second lock catches (17);

the two first lock catches (16) are arranged above the first separating sieve through hole (12) and positioned at two sides of the first separating sieve through hole (12);

the two second lock catches (17) are arranged above the second separating screen through hole (13) and are positioned on two sides of the second separating screen through hole (13).

7. The pipette tip quick boxing tool according to claim 1, wherein the bottom wall of the cartridge body (10) is provided with scale markings (18);

when the first separating screen main body (31) is located in the square through hole (11), the scale marks (18) are located on two sides of the first separating screen main body (31), a plurality of pipette tips are located in the space between every two adjacent first screen bars (311) and gather on one side, close to the first separating screen through hole (12), of each first screen bar (311), so that when a plurality of rows of pipette tips are formed, the scale marks (18) are used for marking the distance from the scale marks (18) to the first separating screen through hole (12), and the number of pipette tips contained in each row is determined.

8. The pipette tip quick-loading tool according to claim 7, wherein a side of the cartridge body (10) provided with the first separating screen through-hole (12) protrudes outward to form a receiving groove (19);

the accommodating groove (19) is a cuboid, the upper end of the accommodating groove (19) and one side close to the box body main body (10) are open, and the accommodating groove is provided with a circumferential side wall and a bottom wall;

the accommodating groove (19) is used for accommodating the pipette tips beyond the position of the scale mark (18).

9. The pipette tip quick-loading tool according to claim 1, wherein adjacent two side walls of the square through hole (11) are respectively provided with through holes communicating with the first separating screen through hole (12) and the second separating screen through hole (13) for passing through the first separating screen body (31) and the second separating screen body (41), respectively.

10. The pipette tip quick boxing tool according to claim 9, wherein the other two adjacent side walls of the square through hole (11) are respectively provided with a first separating screen groove (14) and a second separating screen groove (15);

the first separating screen groove (14) is arranged opposite to the first separating screen through hole (12), and the second separating screen groove (15) is arranged opposite to the second separating screen through hole (13);

the end of the second end of the first screen bar (311) is located in the first separating screen groove (14) when the first separating screen body (31) is located in the first separating screen through hole (12);

when the second separating screen body (41) is located in the second separating screen through hole (13), the end of the second screen bar (411) is located in the second separating screen groove (15).

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