CN220137158U - Multichannel sample application device - Google Patents
Multichannel sample application device Download PDFInfo
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- CN220137158U CN220137158U CN202320814462.1U CN202320814462U CN220137158U CN 220137158 U CN220137158 U CN 220137158U CN 202320814462 U CN202320814462 U CN 202320814462U CN 220137158 U CN220137158 U CN 220137158U
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- 238000002347 injection Methods 0.000 claims abstract description 14
- 239000007924 injection Substances 0.000 claims abstract description 14
- 230000000712 assembly Effects 0.000 claims abstract description 11
- 238000000429 assembly Methods 0.000 claims abstract description 11
- 230000002093 peripheral effect Effects 0.000 claims description 9
- 238000001514 detection method Methods 0.000 abstract description 8
- 230000002457 bidirectional effect Effects 0.000 abstract description 5
- 238000005070 sampling Methods 0.000 abstract description 3
- 238000012360 testing method Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 210000002345 respiratory system Anatomy 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
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Abstract
The utility model discloses a multi-channel sample application device, which comprises: base, sample application subassembly and advance kind subassembly. The sample application component is movably arranged on the base and comprises a fixed seat, a plurality of suction nozzle guns and a machine head, wherein the fixed seat is arranged at the lower end of the machine head, the suction nozzle guns are uniformly arranged on the fixed seat, and the suction nozzle guns are used for fixing suction nozzles; the sample injection assembly is located below the sample application assembly and comprises two sliding plates capable of sliding relatively, and four fixing assemblies are arranged on the two sliding plates and used for fastening the sample box. The sample application component drives the machine head to move, so that the suction nozzle gun moves to be close to the sample application component, the suction nozzle is firstly taken out from the sample application component, then sampling is carried out, and finally sample application is carried out. And two sliding plates in the sample injection assembly can respectively transmit the sample boxes in the fixed assembly to the lower part of the machine head, and the bidirectional multichannel sample application mode can improve the sample application speed and the detection efficiency.
Description
Technical Field
The utility model relates to the technical field of biological detection equipment, in particular to a multichannel sample application device.
Background
In various scientific research fields such as biomedicine, chemical industry and the like, the operations such as liquid sample transfer, sample loading and the like are involved.
At present, manual sample application is usually adopted, the processing time is long, and the working efficiency is low. Moreover, due to uneven technical level of operators, the whole sample adding process lacks standardized and normalized operation management, the accurate sample adding position and the accurate sample adding precision cannot be ensured, the repeatability and the consistency of the sample adding are poor, and in addition, a plurality of samples contain toxic and corrosive components, are easy to corrode skin and stimulate respiratory systems, and have potential safety hazards.
Even though the existing automatic sample adding system instrument is designed by a multichannel pipettor, the automatic sample adding operation can be normally carried out, and when the automatic sample adding system instrument faces to a huge sample application task, the sample adding efficiency of the multichannel is low, and the sample application speed is low.
Disclosure of Invention
The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides a multichannel sample application device which can realize multichannel bidirectional sample application pipetting and improve the sample application speed.
A multi-channel spotting device according to an embodiment of the utility model, comprising:
a base;
the sample application assembly is movably arranged on the base and comprises a fixed seat, a plurality of suction nozzle guns and a machine head, wherein the fixed seat is arranged at the lower end of the machine head, the suction nozzle guns are uniformly arranged on the fixed seat and are used for fixing suction nozzles, and the machine head is used for sucking samples into the suction nozzles; and
the sample injection assembly is slidably arranged on the base and located below the sample application assembly, the sample injection assembly comprises two sliding plates capable of sliding relatively, four fixing assemblies are arranged on the two sliding plates, and the fixing assemblies are used for fastening the sample box.
The multichannel sample application device provided by the embodiment of the utility model has at least the following beneficial effects: the sample application assembly drives the machine head to move, so that the suction head gun moves close to the sample injection assembly, the suction head is firstly taken out of the sample injection assembly, then sampling is carried out, and finally sample application is carried out. And two of the sample injection assemblies can slide relatively and the sample boxes in the fixing assemblies can be respectively transmitted to the lower part of the machine head, and the bidirectional multichannel sample application mode can improve the sample application speed and the detection efficiency.
According to some embodiments of the utility model, the spotting assembly is movably arranged on the base by a lifting mechanism arranged on the base and a horizontal movement mechanism mounted on the lifting mechanism by a mounting plate, the head being mounted on the horizontal movement mechanism.
According to some embodiments of the utility model, the two sliding plates are respectively moved relatively along the horizontal direction by a sliding mechanism.
According to some embodiments of the utility model, the sliding mechanism is a screw drive mechanism.
According to some embodiments of the utility model, the securing assembly comprises:
the bottom plate is detachably arranged on the sliding plate;
the positioning column is arranged on the bottom plate and positioned on the periphery side of the bottom plate; and
and the elastic locking piece is arranged on the bottom plate and positioned on at least one side of the peripheral side of the bottom plate.
According to some embodiments of the utility model, the elastic locking member is a spring.
According to some embodiments of the utility model, the elastic locking member is provided with a guide portion, the guide portion being disposed obliquely.
According to some embodiments of the utility model, the front end of the base is provided with a scram button.
According to some embodiments of the utility model, the spotting assembly is further provided with a stand for mounting a peripheral.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
FIG. 1 is a schematic diagram of a multi-channel spotting device according to an embodiment of the utility model;
FIG. 2 is a schematic diagram of a sample injection assembly of the multi-channel spotting device shown in FIG. 1;
fig. 3 is a schematic view of a stationary assembly of the sample injection assembly shown in fig. 2.
Reference numerals:
a base 10; an emergency stop button 11;
a spotting assembly 20; a fixing base 21; a tip gun 22; a handpiece 23; a lifting mechanism 24; a mounting plate 26;
a sample introduction assembly 30; a slide plate 31; a securing assembly 32; a bottom plate 321; positioning posts 322; an elastic locking member 323; a guide portion 3231;
a bracket 40; a peripheral 41.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.
In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.
In the description of the present utility model, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.
Referring to fig. 1 to 3, a multi-channel spotting device according to an embodiment of the present utility model includes: a base 10, a spotting assembly 20 and a sample feeding assembly 30. The sample application assembly 20 is movably arranged on the base 10, the sample application assembly 20 comprises a fixed seat 21, a plurality of suction nozzle guns 22 and a machine head 23, the fixed seat 21 is arranged at the lower end of the machine head 23, the suction nozzle guns 22 are uniformly arranged on the fixed seat 21, the suction nozzle guns 22 are used for fixing suction nozzles, and the machine head 23 is used for sucking samples into the suction nozzles; the sample injection assembly 30 is slidably disposed on the base 10 and located below the sample application assembly 20, the sample injection assembly 30 includes two sliding plates 31 capable of sliding relatively, four fixing assemblies 32 are disposed on the two sliding plates 31, and the fixing assemblies 32 are used for fastening the sample cartridges.
Specifically, four fixing assemblies 32 are arranged on two sliding plates 31 of the sample injection assembly 30, and a sample box for storing a suction head, a sample box for storing a detection sample, a sample box for storing a detection reagent and a sample box for recovering the suction head can be sequentially placed in the fixing assemblies 32; the fixed components 32 on the other slide 31 are also placed in this order. The slide plate 31 can drive the fixing assembly 32 to slide on the base 10, so that the sample cartridges on the fixing assembly 32 can be sequentially moved to the lower part of the spot sample assembly 20. Simultaneously, the machine head 23 drives the fixing seat 21 to move up and down, and then drives the suction nozzle gun 22 to move up and down, so that the machine head can approach each sample box in the fixing assembly 32. In turn, the tip gun 22 may first remove the tip from the cartridge holding the tip, then aspirate the test sample from the cartridge holding the test sample, spot the test sample to the cartridge holding the test reagent, and finally place the tip in the cartridge where the tip is retrieved. After the above operation is completed, the machine head 23 is driven to move forward, so that the suction nozzle gun 22 is positioned above the fixing component 32 of the outer slide plate 31, and the above operation is repeated, and meanwhile, the sample box of the fixing component 32 on the inner slide plate 31 can be unloaded and sampled. In summary, the multi-channel spotting device can realize bidirectional and uninterrupted spotting operation under the arrangement of the double slide plates 31, and can realize efficient spotting operation under the basis of array spotting, thereby improving the detection efficiency.
The sample application assembly 20 drives the machine head 23 to move, so that the suction nozzle gun 22 moves to be close to the sample application assembly 30, the suction nozzle is firstly taken out from the sample application assembly 30, then sampling is carried out, and finally sample application is carried out. The two sliding plates 31 in the sample feeding assembly 30 can respectively transfer the sample boxes in the fixing assembly 32 to the lower part of the machine head 23, and the bidirectional multichannel sample application mode can improve the sample application speed and the detection efficiency.
Referring to fig. 1 to 3, in some embodiments of the utility model, further, the spotting assembly 20 is movably disposed on the base 10 by a lifting mechanism 24 and a horizontal movement mechanism, the lifting mechanism 24 being disposed on the base 10, the horizontal movement mechanism being mounted on the lifting mechanism 24 by a mounting plate 26, the head 23 being mounted on the horizontal movement mechanism. The lifting mechanism 24 drives the mounting plate 26 to move up and down, so as to drive the horizontal moving mechanism to move up and down, and the horizontal moving mechanism can also drive the machine head 23 to move in the front-back direction, so that the suction nozzle gun 22 on the machine head 23 can move above the sliding plates 31 on the front side and the back side, and sample application operation is carried out by matching samples on the two sliding plates 31. The lifting mechanism 24 and the horizontal moving mechanism may be an air cylinder or a hydraulic cylinder structure, or a screw transmission structure, or even a flat pushing mechanism of a gear rack, etc., and the horizontal moving mechanism may be provided in the head 23.
Referring to fig. 1, in some embodiments of the present utility model, two sliding plates 31 are relatively moved in a horizontal direction by a sliding mechanism, respectively. The two slide plates 31 can be conveyed in the left-right direction by a screw drive mechanism, respectively. The transmission can also be performed by a gear-rack transmission structure, and the embodiment of the utility model is not particularly limited.
Referring to fig. 1-3, in some embodiments of the utility model, further, the securing assembly 32 includes: a base plate 321, a positioning post 322, and an elastic locking member 323. The bottom plate 321 is detachably mounted on the slide plate 31; the positioning column 322 is mounted on the bottom plate 321 and located at the peripheral side of the bottom plate 321; the elastic locking member 323 is provided on the base plate 321 on at least one of the circumferential sides of the base plate 321. Specifically, the elastic locking member 323 is a spring plate. The elastic locking piece 323 is provided with a guide portion 3231, and the guide portion 3231 is provided obliquely. When the sample box is placed in the fixing component 32 for fixing, one side of the sample box is propped against and positioned by the positioning column 322 on the periphery of the bottom plate 321, and then the other side of the sample box can be pressed down to prop against the guide part 3231 of the elastic locking piece 323, and the guide part 3231 is pressed and deformed by the sample box due to elasticity of the elastic locking piece 323, so that the sample box stably falls above the bottom plate 321 and is firmly locked in the fixing component 32 by the elastic force of the elastic locking piece 323 and the propping of the positioning column 322. It should be noted that the positioning posts 322 may be disposed on two sides of the bottom plate 321, either on opposite sides or adjacent to each other, and the elastic locking members 323 may be disposed on opposite sides of the positioning posts 322, respectively, so that the sample cartridge may be fixed on the bottom plate 321.
Referring to fig. 1, in some embodiments of the present utility model, a front end of a base 10 is provided with an emergency stop button 11. In the sample application process, if the suction head cannot be picked up by the suction head gun 22, the suction head falls off, etc., the sample application operation of the sample application device can be rapidly stopped by the scram button 11. And a holder 40 is also provided on the spotting assembly 20, the holder 40 being adapted to mount a peripheral 41. The peripheral 41 can be a computer, a mobile phone or a tablet, and the like, and can be electrically connected to perform programmed automatic operation on the sample application device through the peripheral 41, so that technicians only need to input a program and replace a sample box, thereby facilitating sample application and improving detection efficiency.
The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.
Claims (9)
1. A multi-channel spotting device comprising:
a base;
the sample application assembly is movably arranged on the base and comprises a fixed seat, a plurality of suction nozzle guns and a machine head, wherein the fixed seat is arranged at the lower end of the machine head, the suction nozzle guns are uniformly arranged on the fixed seat and are used for fixing suction nozzles, and the machine head is used for sucking samples into the suction nozzles; and
the sample injection assembly is slidably arranged on the base and located below the sample application assembly, the sample injection assembly comprises two sliding plates capable of sliding relatively, four fixing assemblies are arranged on the two sliding plates, and the fixing assemblies are used for fastening the sample box.
2. The multi-channel spotting device of claim 1 wherein the spotting assembly is movably disposed on the base by a lifting mechanism disposed on the base and a horizontal movement mechanism mounted on the lifting mechanism by a mounting plate, the head being mounted on the horizontal movement mechanism.
3. The multi-channel spotting device of claim 1 wherein the two slide plates are each relatively movable in a horizontal direction by a slide mechanism.
4. A multi-channel spotting device as in claim 3 wherein the slide mechanism is a screw drive.
5. The multi-channel spotting device of claim 1, wherein the immobilization component comprises:
the bottom plate is detachably arranged on the sliding plate;
the positioning column is arranged on the bottom plate and positioned on the periphery side of the bottom plate; and
and the elastic locking piece is arranged on the bottom plate and positioned on at least one side of the peripheral side of the bottom plate.
6. The multi-channel spotting device of claim 5 wherein the elastic locking member is a spring.
7. The multi-channel spotting device of claim 5 wherein the elastic locking member is provided with a guide portion which is inclined.
8. The multi-channel spotting device of claim 1 wherein the front end of the base is provided with a scram button.
9. The multi-channel spotting device of claim 1 wherein the spotting assembly is further provided with a stand for mounting a peripheral.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320814462.1U CN220137158U (en) | 2023-04-12 | 2023-04-12 | Multichannel sample application device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320814462.1U CN220137158U (en) | 2023-04-12 | 2023-04-12 | Multichannel sample application device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220137158U true CN220137158U (en) | 2023-12-05 |
Family
ID=88947836
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320814462.1U Active CN220137158U (en) | 2023-04-12 | 2023-04-12 | Multichannel sample application device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220137158U (en) |
-
2023
- 2023-04-12 CN CN202320814462.1U patent/CN220137158U/en active Active
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