High-flux pipettor suction head placing device

Abstract

The utility model relates to the technical field of laboratory appliances, and aims to solve the problems that the existing pipette suction head placing box is limited in suction head capacity, needs to frequently supplement suction heads or replace new placing boxes, is difficult to adapt to high-throughput experiment requirements, needs to use pipette suction heads of various specifications in one experiment process, and is inconvenient to carry. The high-flux pipettor suction head placing device comprises a placing box, and two placing plates which are used for placing pipettor suction heads and are arranged at intervals in the vertical direction are movably erected in the placing box. The two placing plates are both provided with a plurality of first suction head holes which are distributed in a display mode, and the requirement for high throughput of a laboratory can be met. A plurality of auxiliary holes are formed in the auxiliary hole strips arranged on the containing plate at intervals in the length direction of the auxiliary hole strips, the auxiliary hole strips are connected with the containing plate in an inserted mode, the auxiliary holes of the auxiliary hole strips can conveniently replace the first suction head holes of the containing plate so as to meet the requirement for containing suction heads of different specifications, and use is convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of laboratory appliance, specifically, relates to a high throughput pipettor suction head placing device. BACKGROUND

[0002] The pipettor suction head, also known as pipettor gun head, is a replaceable component installed on the pipettor, used for sucking and discharging liquid, and is a commonly used tool in the laboratory, usually disposable, and has a large usage. When using, the suction head is usually placed in a placing box for taking. Moreover, the pipettor suction head has multiple specifications, and the suction heads of different specifications correspond to pipettors of different models and capacities. Multiple specifications of pipettor suction heads are usually needed in the process of one experiment.

[0003] The patent with publication number CN219186992U discloses a pipettor gun head placing box, which comprises a plastic cover body, a plastic box and a mesh plate body. Four corners of one side of the plastic box are movably connected with reinforcing legs. The plastic cover body is movably connected to the top of the plastic box. The mesh plate body is installed inside the plastic box. The pipettor gun head placing box sets the mesh plate body as a six-mesh-plate-single-body clamping structure, and each mesh plate single body is provided with gun head accommodating holes of different diameters, which can accommodate gun heads of different specifications. Moreover, the mesh plate single bodies with gun head accommodating holes of different specifications can be flexibly assembled according to actual needs, so that the mesh plate body can be independently assembled according to needs, improving the applicability and facilitating popularization. However, the pipettor suction head placing box still has the problem that the capacity of the suction head is limited, and the suction head needs to be frequently supplemented or the new placing box needs to be replaced, which is difficult to meet the needs of high-throughput experiments.

[0004] Therefore, it is urgent to provide a high-throughput pipettor suction head placing device that can accommodate suction heads of different specifications. UTILITY MODEL CONTENT

[0005] The utility model aims at solving the problem of the existing pipettor suction head placing box that the capacity of the suction head is limited, the suction head needs to be frequently supplemented or the new placing box needs to be replaced, which is difficult to meet the needs of high-throughput experiments, and multiple specifications of pipettor suction heads are needed in the process of one experiment, which is inconvenient to carry. The present application provides a high-throughput pipettor suction head placing device, which can realize the technical effect of large capacity of the suction head and can accommodate suction heads of different specifications.

[0006] The utility model discloses a high throughput pipettor suction head placing device, including the placing box, the movable frame is established with the placing board in the placing box, the quantity of the placing board is two, two the placing board is along the vertical direction interval arrangement, two the placing board all are set with a plurality of first suction head hole, a plurality of first suction head hole is in the distribution of display, the placing board still is equipped with a plurality of auxiliary hole strips, the auxiliary hole strip is along the length direction of its own interval and is set with a plurality of auxiliary holes, the auxiliary hole strip with placing board is detachable connection, and the center of a plurality of auxiliary holes is respectively adhered to the center of a plurality of first suction head holes.

[0007] Preferably, both ends of the auxiliary hole strip are provided with plug-in parts, and both pairs of edges of the placing plate are provided with a plurality of insertion holes. The arrangement spacing of the plurality of insertion holes is equal to that of the plurality of first suction head holes. One pair of plug-in parts can be respectively inserted into one pair of insertion holes formed in both pairs of edges of the placing plate.

[0008] Preferably, the placing plate includes a first placing plate, and the top four corners of the placing box are provided with insertion slots. The top four corners of the first placing plate are movably provided with first plugs, and the first plugs are plugged into the insertion slots.

[0009] Preferably, the placing plate further includes a second placing plate, and the second placing plate is arranged below the first placing plate. The two sides of the second placing plate are slidably connected with the two inner side walls of the placing box. The top four corners of the second placing plate are movably provided with second plugs, and the second plugs are plugged into the insertion slots.

[0010] Preferably, the second placing plate is further provided with an electric telescopic rod. The free end of the electric telescopic rod penetrates from the bottom of the placing box and is detachably connected with the side of the second placing plate facing the inner bottom of the placing box. The control button of the electric telescopic rod is located outside the placing box.

[0011] Preferably, a sliding groove is formed in each of the two inner side walls of the placing box. The two sides of the second placing plate are provided with sliding blocks, and the sliding blocks are embedded in the sliding grooves.

[0012] Preferably, a box cover is hingedly connected to the top of the placing box. The inner wall surface of the box cover is detachably connected with a plurality of storage boxes. The storage boxes are used to contain a plurality of auxiliary hole strips.

[0013] Preferably, the plurality of auxiliary hole strips are divided into multiple specifications according to the hole diameters of the auxiliary holes formed therein. The auxiliary hole strips of different specifications are contained in the plurality of storage boxes.

[0014] Preferably, a plurality of supporting legs are detachably connected to the bottom of the placing box. The side of each supporting leg away from the placing box is provided with an anti-skid pad.

[0015] Preferably, each of the plurality of storage boxes is provided with a sealing cover, and the sealing cover, the storage box, the box cover and the placing box are all buckled through a buckling mechanism.

[0016] The technical scheme of the utility model has the following beneficial effects:

[0017] (1) The two placing plates movably arranged in the placing box can meet the high-throughput requirement of the laboratory and avoid frequent replenishment of the suction heads or replacement of new placing boxes. The plurality of auxiliary hole strips arranged on the placing plates can conveniently replace the first suction head holes of the placing plates with the auxiliary holes of the auxiliary hole strips to meet the requirement of placing different specifications of suction heads.

[0018] (2) The plug-in portions are arranged at the two ends of the auxiliary hole strips, and a plurality of insertion holes are arranged on the two pairs of edges of the placing plates, so that the auxiliary hole strips can be conveniently disassembled and assembled. The first insertion pin of the first placing plate, the second insertion pin of the second placing plate and the insertion slot arranged on the top of the placing box can conveniently disassemble and assemble the first placing plate and conveniently fix or move the second placing plate.

[0019] (3) The electric telescopic rod, the sliding groove and the sliding block can conveniently lift and lower the second placing plate.

[0020] (4) The plurality of storage boxes detachably connected to the inner wall surface of the box cover can conveniently store and take the plurality of auxiliary hole strips, and the whole device has compact structure design, can effectively utilize the space and reduce the desktop area. BRIEF DESCRIPTION OF DRAWINGS

[0021] In order to more clearly illustrate the technical scheme of the embodiments of the utility model, the following will briefly introduce the drawings needed to be used in the embodiments, and it should be understood that the following drawings only show some embodiments of the utility model, and should not be regarded as the limitation to the scope. For those skilled in the art, other related drawings can also be obtained without creative labor on the basis of these drawings.

[0022] Figure 1 It is a structure schematic view of the high-throughput pipette tip placing device in embodiment 1 (when the first placing plate is disassembled);

[0023] Figure 2 It is a partial sectional structure schematic view of the placing box in embodiment 1;

[0024] Figure 3 It is a structure schematic view of Figure 2 the A part in embodiment 1 is enlarged;

[0025] Figure 4 It is a structure schematic view of the first placing plate and the second placing plate in embodiment 1 (when the auxiliary hole strip is plugged);

[0026] Figure 5 Structure diagram of the auxiliary hole strip in Example 1.

[0027] Reference numerals: 1 - placement box, 1a - slot, 1b - sliding groove, 2 - placement plate, 2a - first suction head hole, 2b - insertion hole, 21 - first placement plate, 22 - first insertion pin, 23 - second placement plate, 24 - second insertion pin, 25 - sliding block, 3 - auxiliary hole strip, 3a - auxiliary hole, 31 - insertion part, 32 - first auxiliary hole strip, 32a - second suction head hole, 33 - second auxiliary hole strip, 33a - third suction head hole, 4 - electric telescopic rod, 41 - control button, 5 - box cover, 6 - storage box, 7 - support leg, 8 - anti-skid pad, 9 - sealing cover, 10 - buckling mechanism, 101 - buckle, 102 - buckle ring. DETAILED DESCRIPTION

[0028] In order to make the purpose, technical scheme and advantages of the embodiments of the present application clearer, the technical scheme of the embodiments of the present application will be described clearly and completely below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. The components of the embodiments of the present application described and shown in the drawings herein can be arranged and designed in various different configurations.

[0029] Therefore, the following detailed description of the embodiments of the present application provided in the drawings is not intended to limit the scope of the claimed present application, but only represents selected embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without making creative efforts fall within the scope of protection of the present application.

[0030] It should be noted that: similar reference numerals and letters represent similar items in the following drawings, therefore, once an item is defined in one drawing, it does not need to be further defined and explained in subsequent drawings.

[0031] Example 1

[0032] As Figures 1 to 5As shown, the embodiment provides a high-throughput pipette tip placing device, which comprises a placing box 1, and a movable rack is arranged in the placing box 1 and comprises placing plates 2 for placing pipette tips. The number of the placing plates 2 is two, and the two placing plates 2 are arranged in a vertical direction and are spaced apart. The two placing plates 2 are each provided with a plurality of first tip holes 2a arranged in an array, which is beneficial to meet the high-throughput requirement of a laboratory and avoid frequent replenishment of tips or replacement of new placing boxes 1. A plurality of auxiliary hole strips 3 are arranged on the placing plates 2 and are spaced apart along the length direction of the placing plates 2. The auxiliary hole strips 3 are inserted into the placing plates 2, and the centers of the plurality of auxiliary holes 3a are respectively matched with the centers of the plurality of first tip holes 2a. The diameter of the auxiliary holes 3a is smaller than that of the first tip holes 2a. When a tip with a smaller diameter is needed, the auxiliary hole strips 3 can be inserted into the placing plates 2, which is convenient to use.

[0033] In the embodiment, the two ends of the auxiliary hole strip 3 are provided with insertion parts 31, and the two opposite sides of the placing plate 2 are provided with a plurality of insertion holes 2b. The arrangement interval of the plurality of insertion holes 2b is equal to that of the plurality of first tip holes 2a. One pair of insertion parts 31 can be respectively inserted into one pair of insertion holes 2b arranged on the two opposite sides of the placing plate 2. The plurality of auxiliary hole strips 3 can be conveniently inserted into the corresponding columns of the placing plate 2, and the auxiliary holes 3a of the auxiliary hole strips 3 can be conveniently used to replace the first tip holes 2a of the placing plate 2, so as to meet the requirement of placing different specifications of tips.

[0034] In the embodiment, the placing plate 2 comprises a first placing plate 21, and the top four corners of the placing box 1 are provided with insertion slots 1a. The first insertion pins 22 movably arranged at the top four corners of the first placing plate 21 are respectively inserted into the insertion slots 1a, so that the first placing plate 21 can be stably arranged in the placing box 1 and can be conveniently disassembled. After the tips placed in the first placing plate 21 are used up, the first insertion pins 22 are moved out of the insertion slots 1a of the placing box 1, so that the first placing plate 21 located on the upper layer can be disassembled, and the second placing plate 23 in the placing box 1 is exposed.

[0035] In the embodiment, the placing plate 2 further comprises a second placing plate 23, and the second placing plate 23 is arranged below the first placing plate 21. The two sides of the second placing plate 23 are respectively connected with the two inner side walls of the placing box 1 in a sliding manner. After the first placing plate 21 is disassembled, the second placing plate 23 is slid to the position of the original first placing plate 21, and then the second insertion pins 24 movably arranged at the top four corners of the second placing plate 23 are inserted into the insertion slots 1a of the placing box 1, so that the tips placed in the second placing plate 23 can be conveniently taken out.

[0036] The top four corners of the first placing plate 21 and the second placing plate 23 are each provided with a long slot (not shown) along the end part. One end of the first insertion pin 22 or the second insertion pin 24 is inserted into the long slot and can be moved up and down and rotated in the long slot, so as to be conveniently inserted or taken out. Similar to the insertion pin of a door, the prior art will not be described herein.

[0037] In this embodiment, the free end of the electric telescopic rod 4 arranged on the second placement plate 23 penetrates from the bottom of the placement box 1 and is screwed with the side of the second placement plate 23 facing the inner bottom of the placement box 1, and the control button 41 of the electric telescopic rod 4 is located outside the placement box 1. Pressing the button of the bottom electric telescopic rod 4 can make the electric telescopic rod 4 extend, so that the lower second placement plate 23 is lifted to the position of the original first placement plate 21, and the operation is convenient. The electric telescopic rod 4 is a prior art, and a small electric telescopic rod commonly used on the market can be used, and details are not repeated here.

[0038] In this embodiment, a sliding groove 1b is formed in each of the two inner side walls of the placement box 1, and the sliding blocks 25 arranged on the two sides of the second placement plate 23 are respectively embedded in the two sliding grooves 1b. The design of the sliding block 25 and the sliding groove 1b can reduce the resistance of lifting the second placement plate 23, so that the second placement plate 23 moves smoothly.

[0039] In this embodiment, the top of the placement box 1 is hingedly connected with a box cover 5, the inner wall surface of the box cover 5 is bonded with a plurality of storage boxes 6, and the storage boxes 6 are used to contain a plurality of auxiliary hole strips 3. The box cover 5 can be turned over by 180 degrees, the box cover 5 is opened, the box cover 5 is placed flat, the auxiliary hole strip 3 in the storage box 6 can be conveniently taken, and the suction head on the placement plate 2 can be conveniently taken, and the operation is convenient. The whole device has a compact structure, can effectively utilize the space, and reduces the desktop area.

[0040] In this embodiment, a plurality of auxiliary hole strips 3 are divided into a plurality of specifications according to the hole diameter of the auxiliary holes 3a formed therein, and a plurality of auxiliary hole strips of different specifications are respectively contained in a plurality of storage boxes 6. The auxiliary hole strip 3 has at least two specifications according to the hole diameter of the auxiliary hole 3a formed therein. In this embodiment, there are a first auxiliary hole strip 32 and a second auxiliary hole strip 33, the plurality of holes formed in the first auxiliary hole strip 32 are second suction head holes 32a, and the plurality of holes formed in the second auxiliary hole strip 33 are third suction head holes 33a. The first suction head hole 2a has the largest hole diameter, the second suction head hole 32a has the second largest hole diameter, and the third suction head hole 33a has the smallest hole diameter.

[0041] In this embodiment, a plurality of supporting legs 7 are bonded to the bottom of the placement box 1, and a plurality of supporting legs 7 are provided with anti-skid pads 8 away from the side of the placement box 1, so as to ensure that the placement box 1 will not be displaced and turned over when the suction head is taken.

[0042] In this embodiment, a plurality of storage boxes 6 are provided with sealing covers 9, and the sealing cover 9, the storage box 6, the box cover 5 and the placement box 1 are all buckled by a buckling mechanism 10. The buckling mechanism adopts a common prior art, for example, a buckle 101 is installed on the side wall surface of the box body, and a buckle ring 102 is arranged on the side wall surface of the box cover 5, and the buckle ring 102 can be buckled on the buckle 101.

[0043] The use method of the device is as follows:

[0044] S1: open the box cover 5, move the first pin 22 movably arranged at the top of the four corners of the first placing plate 21, make the first pin 22 taken out from the slot 1a of the placing box 1, disassemble the upper first placing plate 21, then press the control button 41 of the bottom electric telescopic rod 4 to make the electric telescopic rod 4 lengthen, and then the lower second placing plate 23 can be lifted to the position of the original first placing plate 21, then the second pin 24 of the second placing plate 23 is inserted into the slot 1a of the placing box 1.

[0045] S2: open the storage box 6, according to the required number and specification of the auxiliary hole strip 3, the corresponding specification of the suction head is inserted into the second placing plate 23, the control button 41 of the bottom electric telescopic rod 4 is pressed to make the electric telescopic rod 4 retract, and then the second placing plate 23 is moved to the original position.

[0046] S3: the first pin 22 movably arranged at the top of the four corners of the first placing plate 21 is inserted into the slot 1a of the placing box 1, the first placing plate 21 is erected, and the corresponding number and specification of the auxiliary hole strip 3 is taken out according to the required number and specification of the auxiliary hole strip 3, and the corresponding specification of the suction head is placed.

[0047] S4: the sealing cover 9 of the storage box 6 and the box cover 5 of the placing box 1 are closed, the prepared pipette tip placing device can be moved to the use place for use, the problem of inconvenient carrying of the pipette tip is solved, the pipette tip is not needed to be frequently supplemented or replaced, the high-throughput experimental demand is met, and the pipette tips of multiple specifications needed in the experimental process can be used.

[0048] S5: open the box cover 5, and use the suction head placed in the suction head hole of the first placing plate 21.

[0049] S6: after the suction head placed in the suction head hole of the first placing plate 21 is used up, the first pin 22 movably arranged at the top of the four corners of the first placing plate 21 is moved, the first pin 22 is taken out from the slot 1a of the placing box 1, the upper first placing plate 21 is disassembled, then the control button 41 of the bottom electric telescopic rod 4 is pressed, the lower second placing plate 23 can be lifted to the position of the original first placing plate 21, then the second pin 24 of the second placing plate 23 is inserted into the slot 1a of the placing box 1, and the suction head placed in the suction head hole of the second placing plate 23 is conveniently taken.

[0050] The preferred embodiments of the utility model are only used for limiting the utility model, and the utility model can be changed and varied for the person skilled in the art. Any modification, equivalent replacement, improvement and the like within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A high-throughput pipette tip placement device, characterized by, Including the placement box (1), the movable frame is arranged with the placement plate (2) in the placement box (1); The number of the placement plate (2) is two, and the two placement plates (2) are arranged in a vertical direction, and the two placement plates (2) are provided with a plurality of first suction head holes (2a), and the plurality of first suction head holes (2a) are arranged in a display distribution; The placement plate (2) is also provided with a plurality of auxiliary hole strips (3), the auxiliary hole strip (3) is provided with a plurality of auxiliary holes (3a) along the length direction of the auxiliary hole strip (3), the auxiliary hole strip (3) is detachably connected with the placement plate (2), and the centers of the plurality of auxiliary holes (3a) are respectively fitted to the centers of the plurality of first suction head holes (2a).

2. The high throughput pipette tip placement device of claim 1, wherein, Both ends of the auxiliary hole strip (3) are provided with plug-in parts (31), and the two pairs of edges of the placement plate (2) are provided with a plurality of insertion holes (2b), the arrangement interval of the plurality of insertion holes (2b) is equal to that of the plurality of first suction head holes (2a), and one pair of plug-in parts (31) can be inserted into one pair of insertion holes (2b) provided in the two pairs of edges of the placement plate (2).

3. The high throughput pipette tip placement device of claim 1, wherein, The placement plate (2) comprises a first placement plate (21), and the top four corners of the placement box (1) are provided with insertion grooves (1a); the top four corners of the first placement plate (21) are movably provided with first insertion pins (22), and the first insertion pins (22) are inserted into the insertion grooves (1a).

4. The high throughput pipette tip placement device of claim 3, wherein, The placement plate (2) further comprises a second placement plate (23), the second placement plate (23) is arranged below the first placement plate (21), the two sides of the second placement plate (23) are respectively slidably connected with the two inner side walls of the placement box (1), the top four corners of the second placement plate (23) are movably provided with second insertion pins (24), and the second insertion pins (24) are inserted into the insertion grooves (1a).

5. The high throughput pipette tip placement device of claim 4, wherein, The second placement plate (23) is also provided with an electric telescopic rod (4), the free end of the electric telescopic rod (4) penetrates from the bottom of the placement box (1) and is detachably connected with the side of the second placement plate (23) facing the inner bottom of the placement box (1), and the control button (41) of the electric telescopic rod (4) is located outside the placement box (1).

6. The high throughput pipette tip placement device of claim 4, wherein, The two inner side walls of the placement box (1) are provided with a sliding groove (1b), and the two sides of the second placement plate (23) are provided with sliding blocks (25), and the sliding blocks (25) are embedded in the sliding groove (1b).

7. The high throughput pipette tip placement device of claim 1, wherein, The top of the placement box (1) is hingedly connected with a box cover (5), and the inner wall surface of the box cover (5) is detachably connected with a plurality of storage boxes (6), and the storage boxes (6) are used for containing a plurality of auxiliary hole strips (3).

8. The high throughput pipette tip placement device of claim 7, wherein, The plurality of auxiliary hole strips (3) are divided into a plurality of specifications according to the hole diameter of the auxiliary holes (3a) formed therein, and the plurality of auxiliary hole strips of different specifications are respectively contained in the plurality of storage boxes (6).

9. The high throughput pipette tip placement device of claim 1, wherein, The bottom of the placement box (1) is detachably connected with a plurality of supporting legs (7), and the side of the plurality of supporting legs (7) away from the placement box (1) is provided with a non-slip pad (8).

10. The high throughput pipette tip placement device of claim 7, wherein, The plurality of the storage boxes (6) are each provided with a sealing cover (9), and the sealing cover (9), the storage box (6), the box cover (5) and the placing box (1) are buckled through a buckling mechanism (10).

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