CN220425386U - Eight-channel pipetting device - Google Patents
Eight-channel pipetting device Download PDFInfo
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- CN220425386U CN220425386U CN202320868500.1U CN202320868500U CN220425386U CN 220425386 U CN220425386 U CN 220425386U CN 202320868500 U CN202320868500 U CN 202320868500U CN 220425386 U CN220425386 U CN 220425386U
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- 239000007788 liquid Substances 0.000 description 9
- 230000009191 jumping Effects 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000004806 packaging method and process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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Abstract
The utility model discloses an eight-channel pipetting device, which relates to the technical field of pipetting devices, wherein four groups of first motors are arranged on the left side of a first side surface of a rack, four groups of second motors are arranged on the right side of the first side surface of the rack, the upper output ends of the four groups of first motors are all connected with first screw rods, the four groups of first screw rods are all connected with first connecting seats in a screwed manner, the four groups of first connecting seats are all provided with third motors, the output ends of the four groups of third motors are all connected with third screw rods, the four groups of third screw rods are all connected with first pipetting guns in a screwed manner, the upper output ends of the four groups of second motors are all connected with second screw rods, the four groups of second screw rods are all connected with second connecting seats in a screwed manner, the four groups of fourth motor output ends are all connected with fourth screw rods, and the four groups of fourth screw rods are all connected with second pipetting guns in a screwed manner; independent movement of the four groups of first pipetting guns and the four groups of second pipetting guns can be achieved, and the distance between the four groups of first pipetting guns and the distance between the four groups of second pipetting guns can be adjusted conveniently.
Description
Technical Field
The utility model relates to the technical field of pipetting devices, in particular to an eight-channel pipetting device.
Background
The liquid transferring device is one of the core mechanisms of the full-automatic liquid processing workstation and is used for realizing the actions of liquid conveying, extracting, transferring and the like among standard liquid containers. In the use of modern fully automated liquid handling workstations, the most common standard liquid containers are standard liquid containers such as 8-well plates, 96-well plates, 384-well plates, and the like. Wherein, the spacing between adjacent holes of standard liquid containers such as 96-well plates, 384-well plates and the like commonly used in laboratories is 4.5mm at minimum, the volume is about 20-100 microliters, and 8-16 holes are distributed in a single row.
In the practical experiment process, one channel is sometimes needed to transfer a liquid sample, and 2 or even more channels are sometimes needed, so that the number of channels of a pipetting module can be flexibly switched at any time to adapt to complex experiment operation, for example, an eight-channel electric pipetting device is provided in Chinese patent network publication No. CN212092330U, and comprises a main shell, wherein a cavity of the main shell comprises an upper cavity and a lower cavity, a motor is arranged at the central position of the width direction of a top plate of the main shell, an output shaft of the motor protrudes downwards into the upper cavity, a screw rod structure is connected onto the output shaft, a screw rod sleeve is connected at the lower end of the screw rod structure in a threaded manner, a guide rail is arranged at the position of the upper cavity corresponding to the screw rod sleeve, the lower part of the screw rod sleeve penetrates through a middle partition plate and then protrudes downwards into the lower cavity, the upper end of connecting block has been fixedly connected to the telescopic bottom of lead screw, the lower extreme rigid coupling of connecting block has horizontal transverse connection board, the correspondence top of eight piston rods has been arranged on the horizontal transverse connection board, the bottom plate of lower part cavity is the closing plate specifically, the closing plate corresponds to being provided with corresponding packaging structure under every piston rod, the corresponding top of eight cavities is installed in packaging structure's interior ring face, eight cavities are protruding in the closing plate arrangement respectively, the upper end of the bottom muzzle of eight cavities is connected through the stabilizer plate and is formed overall structure, but this eight passageway liquid-transfering gun every passageway interval is fixed unadjustable, can not satisfy actual experimental demand, eight liquid-transfering guns all are synchronous motion, result in the liquid-transfering efficiency lower.
Based on this, the present utility model has devised an eight-channel pipetting device to solve the above-mentioned problems.
Disclosure of Invention
The utility model aims to provide an eight-channel pipetting device, which is characterized in that four groups of first lead screws are respectively driven to rotate by four groups of first motors, four groups of first connecting seats are respectively driven to move along the first lead screws which are in threaded connection, the four groups of first connecting seats are respectively driven to move by four groups of first pipetting guns, the independent movement of the four groups of first pipetting guns can be realized, the spacing between the four groups of first pipetting guns is convenient to adjust, the four groups of second lead screws are respectively driven to rotate by four groups of second motors, the four groups of second connecting seats are respectively driven to move along the second lead screws which are in threaded connection, the four groups of second pipetting guns are respectively driven to move, the independent movement of the four groups of second pipetting guns can be realized, and the spacing between the four groups of second pipetting guns is convenient to adjust, so as to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the eight-channel pipetting device comprises a frame, four groups of first motors are arranged on the left side of a first side face of the frame, four groups of second motors are arranged on the right side of the first side face of the frame, output ends of the first motors are all connected with first screws, four groups of second motors are connected with first connecting seats through screws, one group of second motors are connected with one group of second motors through screws, the first motors are connected with other three groups of first motors through screws in a sliding mode, the first connecting seats are all provided with third motors, the output ends of the third motors are all connected with third screws, the third screws are all connected with first pipetting guns through screws, the second motors are all connected with second screws through screws, the second screws are all connected with second connecting seats through screws, the second screws are connected with one group of second motors through screws, the second screws are connected with other three groups of second connecting seats through screws in a sliding mode, the second motors are all connected with the second connecting seats through screws, the fourth motors are all connected with the fourth motors through screws, and the fourth screws are all connected with the fourth screws through screws.
Preferably, the four groups of the first screw rod ends are all rotationally connected with the rack;
and/or the four groups of second screw rod end parts are rotationally connected with the frame.
Based on the technical characteristics, the first screw rod and the second screw rod can be prevented from jumping at the end parts during rotation.
Preferably, the four groups of first motors are sequentially arranged from top to bottom along the vertical direction;
and/or the four groups of second motors are sequentially arranged from top to bottom along the vertical direction.
Based on the technical characteristics, the arrangement of the first motor and the second motor is convenient.
Preferably, the first motor, the second motor, the third motor, the fourth motor, the first pipette and the second pipette are all controlled by an external control panel.
Based on the technical characteristics, the control operation is convenient.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, the four groups of first lead screws are respectively driven to rotate by the four groups of first motors, the four groups of first connecting seats respectively move along the first lead screws which are in threaded connection with the four groups of first pipetting guns, the four groups of first pipetting guns are respectively driven to move, the four groups of first pipetting guns can be independently moved, the spacing between the four groups of first pipetting guns is convenient to adjust, the four groups of second lead screws are respectively driven to rotate by the four groups of second motors, the four groups of second connecting seats respectively move along the second lead screws which are in threaded connection with the four groups of second pipetting guns, the four groups of second connecting seats respectively drive the four groups of second pipetting guns to move, the four groups of second pipetting guns can be independently moved, the spacing between the four groups of second pipetting guns is convenient to adjust, and pipetting efficiency is ensured.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of a first view angle structure according to the present utility model;
fig. 2 is a schematic view of a second view structure according to the present utility model.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-2, the present utility model provides an eight-channel pipetting device according to the technical scheme: comprises a frame 1, four groups of first motors 2 are arranged on the left side of a first side surface of the frame 1, four groups of second motors 3 are arranged on the right side of the first side surface of the frame 1, the output ends of the four groups of first motors 2 are connected with first screw rods 4, the four groups of first screw rods 4 are connected with first connecting seats 6 in a screwed manner, one group of first screw rods 4 are connected with one group of first connecting seats 6 in a screwed manner and are in sliding connection with other three groups of first connecting seats 6, the four groups of first connecting seats 6 are provided with third motors 8, the output ends of the four groups of third motors 8 are connected with third screw rods 12, the four groups of third screw rods 12 are connected with first pipetting guns 10 in a screwed manner, the four groups of first screw rods 4 are respectively driven by the four groups of first motors 2, the four groups of first connecting seats 6 respectively move along the first screw rods 4 in the screwed manner, the four groups of first connecting seats 6 respectively drive the four groups of first pipetting guns 10 to move, the independent movement of four groups of first pipetting guns 10 can be realized, the distance between the four groups of first pipetting guns 10 is convenient to adjust, the third screw rod 12 is driven to rotate by the third motor 8, the first pipetting guns 10 move along the third screw rod 12, the first pipetting guns 10 can move up and down, the second screw rods 5 are connected to the output ends of the four groups of second motors 3, the second screw rods 5 are connected with the second connecting seats 7 in a threaded manner, one group of second screw rods 5 are connected with one group of second connecting seats 7 in a threaded manner and are connected with other three groups of second connecting seats 7 in a sliding manner, the fourth motor 9 is arranged on the fourth connecting seats 7, the output ends of the fourth motor 9 are connected with the fourth screw rods 14, the second pipetting guns 11 are connected to the fourth screw rods 14 in a threaded manner, the four groups of second screw rods 5 are respectively driven to rotate by the four groups of second motors 3, the four groups of second connecting seats 7 respectively move along the second screw rods 5 which are in threaded connection with the four groups of second connecting seats 7 respectively drive the four groups of second pipetting guns 11 to move, so that independent movement of the four groups of second pipetting guns 11 can be realized, the distance between the four groups of second pipetting guns 11 is convenient to adjust, the fourth screw rods 14 are driven to rotate by the fourth motor 9, the second pipetting guns 11 move along the fourth screw rods 14, and up-and-down movement of the second pipetting guns 11 can be realized.
It should be noted that, three groups of through holes and one group of threaded holes are all formed on the four groups of first connecting seats 6, the threaded holes are in threaded connection with the corresponding first screw rods 4, and the other three groups of first screw rods respectively pass through the remaining three groups of through holes, so that the one group of first screw rods 4 are in threaded connection with the one group of first connecting seats 6 and are in sliding connection with the other three groups of first connecting seats 6; the four groups of second connecting seats 7 are respectively provided with three groups of through holes and one group of threaded holes, the threaded holes are in threaded connection with the corresponding second screw rods 5, and the other three groups of second screw rods respectively penetrate through the remaining three groups of through holes, so that one group of second screw rods 5 are in threaded connection with one group of second connecting seats 7 and are in sliding connection with the other three groups of second connecting seats 7.
The four groups of the end parts of the first screw rods 4 are rotationally connected with the frame 1, and when the first motor 2 drives the first screw rods 4 to rotate, the end parts of the first screw rods 4 can be prevented from jumping; the four groups of the end parts of the second screw rods 5 are rotationally connected with the frame 1, and when the second motor 3 drives the second screw rods 5 to rotate, the end parts of the second screw rods 5 can be prevented from jumping.
The four groups of first motors 2 are sequentially arranged from top to bottom along the vertical direction, and the first motors 2 are convenient to arrange; the four groups of second motors 3 are sequentially arranged from top to bottom along the vertical direction, and the second motors 3 are convenient to arrange.
Wherein, the first motor 2, the second motor 3, the third motor 8, the fourth motor 9, the first pipetting gun 10 and the second pipetting gun 11 are all controlled by an external control panel, and the first motor 2, the second motor 3, the third motor 8, the fourth motor 9, the first pipetting gun 10 and the second pipetting gun 11 are controlled by the external control panel, so that the control operation is very convenient.
The specific working principle is as follows:
when pipetting is needed, the four groups of first lead screws 4 are respectively driven to rotate by the four groups of first motors 2, the four groups of first connecting seats 6 are respectively driven to move along the first lead screws 4 of the screw connection, the four groups of first connecting seats 6 are respectively driven to move along the four groups of first pipetting guns 10, independent movement of the four groups of first pipetting guns 10 can be realized, the spacing between the four groups of first pipetting guns 10 is convenient to adjust, the third motor 8 is used for driving the third lead screws 12 to rotate, the first pipetting guns 10 are driven to move along the third lead screws 12, up-and-down movement of the first pipetting guns 10 can be realized, the four groups of second connecting seats 7 are respectively driven to move along the second lead screws 5 of the screw connection, the four groups of second connecting seats 7 are respectively driven to move along the four groups of second pipetting guns 11, independent movement of the four groups of second pipetting guns 11 can be realized, the distance between the four groups of second pipetting guns 11 is convenient to adjust, the fourth motor 9 is used for driving the fourth lead screws 14 to rotate, and the fourth pipetting guns 14 are driven to move along the fourth lead screws 14 to move up-and-down.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the utility model disclosed above are intended only to assist in the explanation of the utility model. The preferred embodiments are not exhaustive or to limit the utility model to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best understand and utilize the utility model. The utility model is limited only by the claims and the full scope and equivalents thereof.
Claims (4)
1. An eight-channel pipetting device, characterized in that: including frame (1), frame (1) first side left side is equipped with four first motors (2), frame (1) first side right side is equipped with four groups second motor (3), four groups all be connected with first lead screw (4) on first motor (2), four groups all be connected with first connecting seat (6) on first lead screw (4), a set of all be connected with second lead screw (5) on first lead screw (4) and a set of first connecting seat (6), and with sliding connection between other three first connecting seats (6), four groups all be equipped with third motor (8) on first connecting seat (6), four groups all be connected with third lead screw (12) on third lead screw (8) output, four groups all be connected with first liquid-transferring gun (10) on third lead screw (12), four groups all be connected with second lead screw (5) on second lead screw (3) all be connected with second connecting seat (7) on second lead screw (5), four groups all be connected with second motor (7) on second lead screw (5) and four groups all be connected with fourth motor (9) on fourth connecting seat (9), the fourth screw rods (14) are all in threaded connection with a second pipetting gun (11).
2. An eight channel pipetting device according to claim 1 wherein: the ends of the four groups of first screw rods (4) are rotationally connected with the frame (1);
and/or the ends of the four groups of second screw rods (5) are rotationally connected with the frame (1).
3. An eight channel pipetting device according to claim 1 or 2, wherein: the four groups of first motors (2) are sequentially arranged from top to bottom along the vertical direction;
and/or the four groups of second motors (3) are sequentially arranged from top to bottom along the vertical direction.
4. An eight channel pipetting device according to any one of claims 1-3, wherein: the first motor (2), the second motor (3), the third motor (8), the fourth motor (9), the first pipetting gun (10) and the second pipetting gun (11) are controlled through an external control panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320868500.1U CN220425386U (en) | 2023-04-18 | 2023-04-18 | Eight-channel pipetting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320868500.1U CN220425386U (en) | 2023-04-18 | 2023-04-18 | Eight-channel pipetting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220425386U true CN220425386U (en) | 2024-02-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320868500.1U Active CN220425386U (en) | 2023-04-18 | 2023-04-18 | Eight-channel pipetting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220425386U (en) |
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- 2023-04-18 CN CN202320868500.1U patent/CN220425386U/en active Active
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