CN220084392U - Automatic sampling device - Google Patents
Automatic sampling device Download PDFInfo
- Publication number
- CN220084392U CN220084392U CN202320918537.0U CN202320918537U CN220084392U CN 220084392 U CN220084392 U CN 220084392U CN 202320918537 U CN202320918537 U CN 202320918537U CN 220084392 U CN220084392 U CN 220084392U
- Authority
- CN
- China
- Prior art keywords
- sample
- assembly
- loading
- sampling
- driving
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000005070 sampling Methods 0.000 title claims abstract description 85
- 238000007599 discharging Methods 0.000 claims description 4
- 238000002474 experimental method Methods 0.000 abstract description 6
- 230000000903 blocking effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Landscapes
- Automatic Analysis And Handling Materials Therefor (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses an automatic sampling device, comprising: the support subassembly sets up in the lofting subassembly, the loading subassembly, the sample application subassembly, scanning subassembly, sample needle subassembly and the unloading subassembly of support subassembly. The lofting assembly comprises a lofting carrying platform which is used for placing a sample rack. The loading assembly comprises a loading platform, a loading push plate and a loading driving assembly, and the loading driving assembly is used for driving the loading push plate. The sample feeding assembly comprises a sample feeding push plate and a sample feeding driving assembly, and the sample feeding driving assembly is used for driving the sample feeding push plate. The scanning assembly is used for acquiring information of the sample tube. The sampling needle assembly comprises a sampling needle and a sampling driving assembly, the sampling needle is used for sampling or adding samples to the sample tube, and the sampling driving assembly is used for controlling the movement of the sampling needle. The sample loading assembly comprises a sample loading platform, a sample loading push plate and a sample loading driving assembly, and the sample loading driving assembly is used for driving the sample loading push plate. The automatic sampling device not only improves the working efficiency, but also improves the accuracy of experiments.
Description
Technical Field
The utility model relates to the technical field of medical sample loading equipment, in particular to an automatic sampling device.
Background
In the medical field, various experiments are required, during which a large number of samples are sampled or loaded by a worker. At present, the manual operation of staff is usually carried out, so that the workload of the staff is increased, the working efficiency is low, and errors are easily generated during sampling or sample adding during the manual operation, so that the experimental result is influenced.
Therefore, there is an urgent need to design an automatic sampling device.
Disclosure of Invention
The utility model aims to provide an automatic sampling device which can realize automatic loading, automatic sampling, automatic lofting and automatic lofting, improves the working efficiency, reduces the workload of staff and improves the accuracy of experiments.
The utility model adopts the following technical scheme:
an automatic sampling device, comprising: the sample loading device comprises a bracket component, a sample loading component, a sample feeding component, a scanning component, a sampling needle component and a sample discharging component, wherein the sample loading component, the sample feeding component, the scanning component, the sampling needle component and the sample discharging component are arranged on the bracket component;
the lofting assembly comprises a lofting carrying platform, wherein the lofting carrying platform is used for placing a sample rack, and the sample rack is used for placing a sample tube;
the sample loading assembly comprises a sample loading carrying platform, a sample loading push plate and a sample loading driving assembly, wherein the sample loading driving assembly is used for driving the sample loading push plate so as to enable the sample rack to move to one end, close to the sample feeding assembly, of the sample loading carrying platform;
the sample feeding assembly comprises a sample feeding push plate and a sample feeding driving assembly, and the sample feeding driving assembly is used for driving the sample feeding push plate so as to enable the sample rack to move towards the scanning assembly;
the scanning assembly is used for acquiring information of the sample tube;
the sampling needle assembly comprises a sampling needle and a sampling driving assembly, the sampling needle is used for sampling or adding samples to the sample tube, and the sampling driving assembly is used for controlling the sampling needle to move;
the sample loading assembly comprises a sample loading platform, a sample loading push plate and a sample loading driving assembly, wherein the sample loading driving assembly is used for driving the sample loading push plate so that the sample rack moves to one end, close to the sample loading assembly, of the sample loading platform.
Preferably, the device further comprises a protection assembly, wherein the protection assembly is arranged around the periphery of the scanning assembly and the sampling needle assembly in a surrounding mode.
Preferably, the loading assembly further comprises a first sensor and a second sensor, the first sensor is arranged at one end of the loading platform, which is close to the loading assembly, and the first sensor is used for detecting whether the sample rack is positioned at the loading position;
the second inductor is arranged at one end of the loading platform, which is close to the sample feeding assembly, and is used for detecting whether the sample rack is positioned at the sample feeding position.
Preferably, the sample delivery assembly further comprises a cross beam for guiding the sample rack to move to the loading stage.
Preferably, the sample feeding assembly further comprises a third sensor and a fourth sensor, wherein the third sensor is close to the scanning assembly and is used for detecting whether the sample tube is placed on the sample rack or not;
the fourth inductor is close to the loading assembly, and the fourth inductor is used for detecting whether the sample conveying pushing plate is located at an initial position.
Preferably, the scanning assembly comprises four scanning devices and is arranged diagonally.
Preferably, the scanning assembly further comprises a first mounting frame and a second mounting frame, the first mounting frame and the second mounting frame are respectively located on two sides of the sample frame, two scanning devices are arranged on the first mounting frame, and two scanning devices are arranged on the second mounting frame.
Preferably, the sample loading assembly further comprises a fifth sensor and a sixth sensor, wherein the fifth sensor is arranged at one end of the sample loading platform, which is close to the sampling needle assembly, and is used for detecting whether the sample rack is positioned at the sample loading position;
the sixth inductor is arranged at one end, close to the lofting assembly, of the lofting carrying platform, and the sixth inductor is used for detecting whether the sample rack is located at a lofting completion position or not.
Preferably, the number of sample holders located on the loading assembly is one or more.
Preferably, the sampling driving assembly comprises an X-direction driving assembly and a Z-direction driving assembly, wherein the X-direction driving assembly is used for driving the sampling needle to move along the X direction, and the Z-direction driving assembly is used for driving the sampling needle to move along the Z direction.
Compared with the prior art, the utility model has the beneficial effects that at least:
the automatic sampling device provided by the utility model is provided with the lofting assembly, the scanning assembly, the sampling needle assembly and the lofting assembly, so that automatic operation from lofting to lofting is realized, the working efficiency is improved, the fatigue degree of workers is reduced, and the accuracy and the reliability of experimental data are improved.
Drawings
Fig. 1 is a schematic perspective view of an automatic sampling device according to an embodiment of the present utility model.
Fig. 2 is a schematic perspective view of another view of an automatic sampling device according to an embodiment of the present utility model.
FIG. 3 is a schematic top view of an automatic sampling device according to an embodiment of the present utility model.
In the figure: 1. a bracket assembly; 2. a lofting assembly; 20. a lofting carrying platform; 3. a loading assembly; 30. a loading platform; 31. a sample loading push plate; 32. a loading drive assembly; 33. a first guide block; 34. a first inductor; 35. a second inductor; 36. a cross beam; 4. a sample delivery assembly; 40. a sample feeding push plate; 401. a concave portion; 41. a sample delivery driving assembly; 42. a third inductor; 43. a fourth inductor; 44. a baffle; 5. a scanning assembly; 50. a scanning device; 51. a first mounting frame; 52. a second mounting frame; 6. a sampling needle assembly; 60. a sampling needle; 61. a sampling drive assembly; 611. an X-direction driving assembly; 612. a Z-direction drive assembly; 7. a sample loading assembly; 70. a sample loading platform; 71. a sample pushing plate; 72. a loading driving assembly; 73. a second guide block; 74. a fifth inductor; 75. a sixth inductor; 8. a protective assembly; 9. a sample holder; 90. a sample tube.
Detailed Description
Example embodiments will now be described more fully with reference to the accompanying drawings. However, the exemplary embodiments can be embodied in many forms and should not be construed as limited to the embodiments set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of the example embodiments to those skilled in the art. The same reference numerals in the drawings denote the same or similar structures, and thus a repetitive description thereof will be omitted.
The words expressing the positions and directions described in the present utility model are described by taking the drawings as an example, but can be changed according to the needs, and all the changes are included in the protection scope of the present utility model.
Referring to fig. 1 to 3, the present utility model provides an automatic sampling device, comprising: the support assembly 1 is arranged on the lofting assembly 2, the lofting assembly 3, the lofting assembly 4, the scanning assembly 5, the sampling needle assembly 6 and the lofting assembly 7 of the support assembly 1, and the support assembly 1 is used for supporting the lofting assembly 2, the lofting assembly 3, the lofting assembly 4, the scanning assembly 5, the sampling needle assembly 6 and the lofting assembly 7.
The lofting assembly 2 comprises a lofting carrying platform 20, the lofting carrying platform 20 is used for placing a sample rack 9, the sample rack 9 can move along the length direction of the lofting carrying platform 20, the sample rack 9 is used for placing a sample tube 90, and a plurality of positions for placing the sample tube 90 are arranged on the sample rack 9.
The loading assembly 3 comprises a loading carrying platform 30, a loading push plate 31 and a loading driving assembly 32, one end of the loading carrying platform 30 is close to the loading assembly 2, the other end of the loading carrying platform 30 is close to the loading assembly 4, and the sample rack 9 can move from one end of the loading carrying platform 30 close to the loading assembly 2 to one end of the loading carrying platform 30 close to the loading assembly 4. The extension line of the end of the loading platform 30, which is close to the loading assembly 2, is on the same straight line with the extension line of the length direction of the loading platform 20, and the sample rack 9 can be moved from the loading platform 20 to the loading platform 30. The width of the loading platform 30 is equivalent to the length of the sample rack 9, the loading platform 30 is also provided with a first guide block 33 for guiding the movement of the sample rack 9, and the first guide block 33 not only has a guiding function, but also can enable the movement of the sample rack 9 on the loading platform 30 to be more stable. The loading driving assembly 32 is used for driving the loading push plate 31 so as to enable the sample rack 9 to move to one end of the loading platform 30, which is close to the sample feeding assembly 4, so that the automatic movement of the sample rack 9 can be realized, and the workload of staff is reduced. The number of the sample frames 9 on the loading assembly 3 can be one or more, the sample frames 9 can be set according to actual demands, the sample frames 9 are located on the loading assembly 3, batch operation can be realized, and the working efficiency is further improved.
The sample feeding assembly 4 comprises a sample feeding push plate 40 and a sample feeding driving assembly 41, and the sample feeding driving assembly 41 is used for driving the sample feeding push plate 40 so as to move the sample rack 9 towards the scanning assembly 5. The sample feeding push plate 40 can be further provided with a concave part 401, the width of the concave part 401 is the same as the length of the sample rack 9 or slightly larger than the length of the sample rack 9, the sample rack 9 can be clamped in the concave part 401, so that the sample rack 9 is prevented from shifting when the sample feeding assembly 4 moves the sample rack 9, and the sample rack 9 can be prevented from shaking or vibrating in the moving process.
The scanning component 5 is used for obtaining information of the sample tube 90, a bar code or a two-dimensional code can be arranged on the sample tube 90 and used for bearing the information of the sample tube 90, the scanning component 5 comprises scanning equipment 50, the number of the scanning equipment 50 is preferably four, the scanning equipment is diagonally arranged, and is preferably square, the sample tube 90 is located at a diagonal intersection, and therefore the scanning equipment 50 can obtain the information of the sample tube 90 from four directions, and the situation that the information of the sample tube 90 cannot be obtained due to different positions of the sample tube 90 is avoided. In this embodiment, the scanning assembly 5 further includes a first mounting frame 51 and a second mounting frame 52, the first mounting frame 51 and the second mounting frame 52 are respectively located at two sides of the sample frame 9, two scanning devices 50 are disposed on the first mounting frame 51, and two scanning devices 50 are disposed on the second mounting frame 52.
The sampling needle assembly 6 includes sampling needle 60 and sampling drive assembly 61, sampling needle 60 is used for taking a sample or the application of sample to sample pipe 90, sampling drive assembly 61 is used for controlling sampling needle 60 and removes, make sampling needle 60 can aim at sample pipe 90, realize that sampling needle 60 is automatic to take a sample or the application of sample to sample pipe 90, do not need the manual operation of operating personnel, on the one hand avoided staff direct contact sample, avoid the harm that the staff received the sample, biological safety has been improved, on the other hand sample also avoids receiving the pollution of staff, the accuracy of experiment has been improved, manual operation is compared with automatic operation simultaneously, the manual operation still produces the error when sampling or application of sample easily, influence the accuracy and the uniformity of experiment. The sampling drive assembly 61 includes an X-direction drive assembly 611 and a Z-direction drive assembly 612, the X-direction drive assembly 611 being configured to drive the sampling needle 60 to move in the X-direction and the Z-direction drive assembly 612 being configured to drive the sampling needle 60 to move in the Z-direction. The X-direction drive assembly 611 effects movement of the sampling needle 60 in a horizontal direction and the Z-direction drive assembly 612 effects movement of the sampling needle 60 in a vertical direction.
The loading assembly 7 comprises a loading platform 70, a loading push plate 71 and a loading driving assembly 72, one end of the loading platform 70 is close to the loading assembly 2, the other end of the loading platform 70 is close to the sampling needle assembly 6, and the sample rack 9 can move from one end of the loading platform 70 close to the sampling needle assembly 6 to one end of the loading platform 70 close to the loading assembly 2. The width of the sample loading platform 70 is equivalent to the length of the sample rack 9, a second guide block 73 for guiding the movement of the sample rack 9 is further arranged below the sample loading platform 70, and the second guide block 73 can move the sample rack 9 in the moving direction and can stably move the sample rack 9 on the sample loading platform 70. The loading driving assembly 72 is used for driving the loading pushing plate 71 to move the sample rack 9 to one end of the loading platform 70 close to the lofting assembly 2, so that the automatic movement of the sample rack 9 can be realized.
In one embodiment, the automatic sampling device further comprises a shielding component 8, wherein the shielding component 8 is surrounded on the periphery of the scanning component 5 and the sampling needle component 6. On the one hand, the working personnel are isolated from the sample, so that the harm of the sample to the working personnel is further avoided, the biological danger prevention effect is realized, and on the other hand, the pollution of the working personnel to the sample and the influence on the accuracy of the experiment can be avoided.
The loading assembly 3 further comprises a first sensor 34 and a second sensor 35, the first sensor 34 is disposed at one end of the loading platform 30 near the loading assembly 2, and the first sensor 34 is used for detecting whether the sample rack 9 is located at the loading position. The sample rack 9 is moved from the loading stage 20 to the loading stage 30, and when the first sensor 34 senses the sample rack 9, the sample rack 9 is completely located on the loading stage 30, and the loading driving assembly 32 drives the loading push plate 31 to move the sample rack 9 to one end of the loading stage 30 close to the sample feeding assembly 4. The second sensor 35 is disposed at one end of the loading platform 30 near the sample feeding assembly 4, and the second sensor 35 is used for detecting whether the sample rack 9 is located at the sample feeding position. When the second sensor 35 senses the sample rack 9, the sample rack 9 reaches the sample feeding position at this time, and the sample feeding assembly 3 completes the sample feeding action. The sample rack 9 can automatically complete the sample loading action through the first sensor 34 and the second sensor 35, so that the sample loading efficiency is improved.
The sample feeding assembly 4 further comprises a cross beam 36, the cross beam 36 is used for guiding the sample rack 9 to move to the sample loading platform 70, the cross beam 36 can also prevent the sample rack 9 from tilting in the moving process, and the moving stability of the sample rack 9 is improved. The sample feeding assembly 4 further comprises a third sensor 42 and a fourth sensor 43, the third sensor 42 is close to the scanning assembly 5, the third sensor 42 is used for detecting whether the sample tube 90 is placed on the sample holder 9, and the third sensor 42 feeds back the test result to the scanning assembly 5. The fourth sensor 43 is close to the loading assembly 3, and the fourth sensor 43 is used for detecting whether the sample feeding plate 40 is located at the initial position. Specifically, the sample feeding assembly 4 further includes a blocking piece 44, where the blocking piece 44 is connected to the sample feeding pushing plate 40 and moves along with the sample feeding pushing plate 40, and when the fourth sensor 43 senses the blocking piece 44, the sample feeding pushing plate 40 is located at the initial position. When the second sensor 35 senses the sample holder 9, the sample feeding driving assembly 41 drives the sample feeding pusher 40 located at the initial position to move the sample holder 9 toward the scanning assembly 5.
The loading assembly 7 further includes a fifth sensor 74 and a sixth sensor 75, wherein the fifth sensor 74 is disposed at an end of the loading platform 70 near the sampling needle assembly 6, and the fifth sensor 74 is used for detecting whether the sample rack 9 is located at the loading position. When the fifth sensor 74 senses the sample holder 9, the sample holder 9 is completely located on the loading platform 70, and the loading driving assembly 72 drives the loading pushing plate 71 to move the sample holder 9 to an end of the loading platform 70 close to the lofting assembly 2. The sixth sensor 75 is disposed at an end of the loading platform 70 near the lofting assembly 2, and the sixth sensor 75 is configured to detect whether the sample holder 9 is located at the lofting completion position. When the sixth sensor 75 senses the sample holder 9, the sample holder 9 reaches the loading completion position, and the loading assembly 7 completes the loading operation. The sample rack 9 can automatically complete sample feeding through the fifth sensor 74 and the sixth sensor 75, so that sample feeding efficiency is improved.
While embodiments of the present utility model have been shown and described, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that changes, modifications, substitutions and alterations may be made therein by those of ordinary skill in the art without departing from the spirit and scope of the utility model, all such changes being within the scope of the appended claims.
Claims (10)
1. An automatic sampling device, comprising: the sample loading device comprises a bracket component, a sample loading component, a sample feeding component, a scanning component, a sampling needle component and a sample discharging component, wherein the sample loading component, the sample feeding component, the scanning component, the sampling needle component and the sample discharging component are arranged on the bracket component;
the lofting assembly comprises a lofting carrying platform, wherein the lofting carrying platform is used for placing a sample rack, and the sample rack is used for placing a sample tube;
the sample loading assembly comprises a sample loading carrying platform, a sample loading push plate and a sample loading driving assembly, wherein the sample loading driving assembly is used for driving the sample loading push plate so as to enable the sample rack to move to one end, close to the sample feeding assembly, of the sample loading carrying platform;
the sample feeding assembly comprises a sample feeding push plate and a sample feeding driving assembly, and the sample feeding driving assembly is used for driving the sample feeding push plate so as to enable the sample rack to move towards the scanning assembly;
the scanning assembly is used for acquiring information of the sample tube;
the sampling needle assembly comprises a sampling needle and a sampling driving assembly, the sampling needle is used for sampling or adding samples to the sample tube, and the sampling driving assembly is used for controlling the sampling needle to move;
the sample loading assembly comprises a sample loading platform, a sample loading push plate and a sample loading driving assembly, wherein the sample loading driving assembly is used for driving the sample loading push plate so that the sample rack moves to one end, close to the sample loading assembly, of the sample loading platform.
2. The automatic sampling device of claim 1, further comprising a guard assembly surrounding the periphery of the scanning assembly and the sampling needle assembly.
3. The automated sampling apparatus of claim 1, wherein the loading assembly further comprises a first sensor and a second sensor, the first sensor disposed at an end of the loading stage proximate the loading assembly, the first sensor configured to detect whether the sample holder is in a loading position;
the second inductor is arranged at one end of the loading platform, which is close to the sample feeding assembly, and is used for detecting whether the sample rack is positioned at the sample feeding position.
4. The automated sampling apparatus of claim 1, wherein the sample presentation assembly further comprises a cross beam for guiding the movement of the sample holder to the sample loading stage.
5. The automated sampling apparatus of claim 4, wherein the sample presentation assembly further comprises a third sensor and a fourth sensor, the third sensor being positioned proximate the scanning assembly, the third sensor being configured to detect whether the sample tube is positioned on the sample holder;
the fourth inductor is close to the loading assembly, and the fourth inductor is used for detecting whether the sample conveying pushing plate is located at an initial position.
6. The automatic sampling device of claim 1, wherein the scanning assembly comprises four scanning apparatuses and is diagonally disposed.
7. The automatic sampling device of claim 6, wherein the scanning assembly further comprises a first mounting frame and a second mounting frame, the first mounting frame and the second mounting frame being positioned on two sides of the sample frame, the first mounting frame being provided with two scanning devices, the second mounting frame being provided with two scanning devices.
8. The automatic sampling device of claim 1, wherein the loading assembly further comprises a fifth sensor and a sixth sensor, the fifth sensor being disposed at an end of the loading stage near the sampling needle assembly, the fifth sensor being configured to detect whether the sample holder is in a loading position;
the sixth inductor is arranged at one end, close to the lofting assembly, of the lofting carrying platform, and the sixth inductor is used for detecting whether the sample rack is located at a lofting completion position or not.
9. The automatic sampling device of claim 1, wherein the number of sample holders located on the loading assembly is one or more.
10. The automatic sampling device of claim 1, wherein the sampling drive assembly comprises an X-direction drive assembly for driving the sampling needle to move in the X-direction and a Z-direction drive assembly for driving the sampling needle to move in the Z-direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320918537.0U CN220084392U (en) | 2023-04-21 | 2023-04-21 | Automatic sampling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320918537.0U CN220084392U (en) | 2023-04-21 | 2023-04-21 | Automatic sampling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220084392U true CN220084392U (en) | 2023-11-24 |
Family
ID=88816562
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320918537.0U Active CN220084392U (en) | 2023-04-21 | 2023-04-21 | Automatic sampling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220084392U (en) |
-
2023
- 2023-04-21 CN CN202320918537.0U patent/CN220084392U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US7407627B1 (en) | Analyzer having a rotatable sample rack carrier | |
| US7377189B2 (en) | Sampling device and method for an automatic analyser | |
| EP1348965B1 (en) | Sample pretreatment system | |
| US6905300B1 (en) | Slide feeder with air bearing conveyor | |
| US6358470B1 (en) | Automatic distribution apparatus for inserting nozzles into tips | |
| US20230375582A1 (en) | Autosampler sample and sample rack identification | |
| US20100124518A1 (en) | Transporting apparatus and specimen analyzing apparatus | |
| JPH10332709A (en) | Method and device to automatically carry, mix and suck specimen and rack to support specimen tube | |
| CN112881735A (en) | Sample frame management and conveying device and biochemical immunization assembly line | |
| CN108603894B (en) | Automatic analyzer | |
| JP7124073B2 (en) | Connection device and laboratory test automation system equipped with the same | |
| CN109406812B (en) | Sample distribution device and working method | |
| CN220084392U (en) | Automatic sampling device | |
| JP2000105244A (en) | Device for moving component in automatic analyzer system | |
| CN107389407B (en) | Liquid pretreatment device and control method thereof | |
| CN112098184A (en) | Sample blending system, sample carrying method, sample analyzer and control device | |
| CN111164431A (en) | Automatic analyzer | |
| CN107607732B (en) | Automatic analyzer | |
| US20110146422A1 (en) | Slidable autosampler tray | |
| CN209117561U (en) | A kind of automation slice scanning means and slice scanner | |
| CN113557434A (en) | System and method for transporting and holding consumables in a processing instrument | |
| CN216525866U (en) | Sample frame management and conveying device and biochemical immunization assembly line | |
| CN210752747U (en) | Liquid transfer machine | |
| CN220137158U (en) | Multichannel sample application device | |
| CN113049801A (en) | Immunoassay analyzer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |