CN217425440U - Sample separate injection system - Google Patents
Sample separate injection system Download PDFInfo
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- CN217425440U CN217425440U CN202220206228.6U CN202220206228U CN217425440U CN 217425440 U CN217425440 U CN 217425440U CN 202220206228 U CN202220206228 U CN 202220206228U CN 217425440 U CN217425440 U CN 217425440U
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Abstract
The utility model discloses a sample separate injection system, which comprises a sample suction module, a consumable material placing module and a recovery device; the sample suction module comprises a mounting frame, a driving mechanism, a swing arm, a pressing plate and a vacuum device; the driving mechanism is arranged on the mounting frame; one end of the swing arm is arranged on the driving mechanism and performs at least one of longitudinal movement, lifting movement and horizontal rotation under the action of the driving mechanism; the pressing plate and the vacuum device are both arranged at the other end of the swing arm; the lower end of the vacuum device is used for sleeving the sample suction head; the pressure plate is arranged on the side of the vacuum device and can move up and down relatively, and when the vacuum device ascends relative to the pressure plate, the pressure plate props against the sample suction head and enables the sample suction head to be separated from the lower end of the vacuum device; the consumable placing module comprises a sample sucking head box, and the sample sucking head box is provided with a plurality of accommodating grooves for placing sample sucking heads; the recovery device is used for recovering the used sample sucking head. The utility model discloses can avoid the sample pollution between the sample is divided separately at every turn.
Description
Technical Field
The utility model relates to a chemiluminescence immunoassay instrument technical field especially indicates a sample divides system of annotating.
Background
Chemiluminescence immunoassay (CLIA) is a detection and analysis technique for various antigens, haptens, antibodies, hormones, enzymes, fatty acids, vitamins, drugs and the like by combining a chemiluminescence assay technique with high sensitivity and high specificity immunoreaction. Is a latest immunoassay technology developed after radioimmunoassay, enzyme immunoassay, fluoroimmunoassay and time-resolved fluoroimmunoassay.
Chemiluminescent immunoassays comprise two components, an immunoreaction system and a chemiluminescent assay system. The chemiluminescence analysis system utilizes chemiluminescence substance to form an excited intermediate through catalysis of a catalyst and oxidation of an oxidant, the excited intermediate simultaneously emits photons (hM) when returning to a stable ground state, and a luminescence signal measuring instrument is utilized to measure the photon yield. The immunoreaction system is to label the luminous matter (excited to produce excited state intermediate under the excitation of reactant) directly onto antigen (chemiluminescence immunoassay) or antibody (immunochemiluminescence assay), or to act enzyme on the luminous substrate.
In the existing chemiluminescence immunoassay instrument, a sample separate injection system needs to clean a suction pipe after sucking a sample every time so as to avoid pollution among samples, so that the requirement on a cleaning mechanism is higher, and further, the instrument has more internal parts and modules, larger volume and high cost.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a sample divides injection system can avoid the sample pollution between the sample is divided separately at every turn.
In order to achieve the above purpose, the solution of the utility model is:
a sample separate injection system comprises a sample suction module, a consumable material placing module and a recovery device; the sample suction module comprises a mounting frame, a driving mechanism, a swing arm, a pressing plate and a vacuum device; the driving mechanism is mounted on the mounting frame; one end of the swing arm is mounted on the driving mechanism and performs at least one of longitudinal movement, lifting movement and horizontal rotation under the action of the driving mechanism; the pressing plate and the vacuum device are both arranged at the other end of the swing arm; the lower end of the vacuum device is used for sleeving a sample suction head; the pressure plate is arranged on the side edge of the vacuum device and can move up and down relatively, and when the vacuum device rises relative to the pressure plate, the pressure plate props against the sample suction head and enables the sample suction head to be separated from the lower end of the vacuum device; the consumable placing module comprises a sample sucking head box, and the sample sucking head box is provided with a plurality of accommodating grooves for placing sample sucking heads; the recovery device is used for recovering the used sample sucking head.
The driving mechanism comprises a Y-axis transmission mechanism arranged on the mounting frame, a Z-axis transmission mechanism arranged on the Y-axis transmission mechanism, and a phi-axis transmission mechanism arranged on the Z-axis transmission mechanism, wherein one end of the swing arm is arranged on the phi-axis transmission mechanism.
The Y-axis transmission mechanism adopts a combination form of a motor, a belt and a guide rail, and the Z-axis transmission mechanism is in sliding fit with the guide rail of the Y-axis transmission mechanism.
The Z-axis transmission mechanism adopts a combination form of a motor, a belt and a screw rod, and the phi-axis transmission mechanism is in threaded connection with the screw rod of the Z-axis transmission mechanism.
The phi-axis transmission mechanism adopts a combination form of a motor, a belt and a rotating shaft, and one end of the swing arm is coaxially connected to the rotating shaft of the phi-axis transmission mechanism.
The pressing plate is provided with a notch groove for the vacuum device to be movably matched.
The sample sucking module also comprises a spring sleeved on the outer wall of the vacuum device and used for driving the pressing plate or the vacuum device to reset to an initial position.
The consumable placing module further comprises a consumable box used for placing the sample sucking head box, and the sample sucking head box is matched on the consumable box in a detachable mode.
After the technical scheme is adopted, the utility model discloses a set up the clamp plate in the swing arm to clamp plate and vacuum apparatus can relative elevating movement, make vacuum apparatus drive the appearance head of inhaling and the clamp plate contact on it, the clamp plate will support the upper end of inhaling the appearance head and make it break away from vacuum apparatus during the contact, realize taking off automatically and inhale the appearance head, then all use the consumptive material to place the new appearance head of inhaling on the module when inhaling the appearance at every turn, stopped the pollution between the sample, guaranteed the rate of accuracy of immunoassay structure.
Drawings
FIG. 1 is a perspective view of an embodiment of the present invention;
fig. 2 is a perspective view of a sample suction module according to an embodiment of the present invention;
the reference numbers indicate:
1-a sample aspiration module; 11-a mounting frame; 12- -a swing arm;
13- -a platen; 131- -a cutaway groove; 14- -vacuum device;
15- -Y-axis transmission; 151-guide rails; 16- -Z-axis transmission;
161- -screw rod; 17- - -shaft transmission mechanism; 171- -a rotating shaft;
18-a spring; 2-consumable placing module; 21- -sample sucking head box;
211-a receiving groove; 22-consumable cartridge; 3- -recovery unit;
4- -a sample suction head.
Detailed Description
In order to further explain the technical solution of the present invention, the present invention is explained in detail by the following embodiments.
The utility model relates to a sample separate injection system, which comprises a sample suction module 1, a consumable material placing module 2 and a recovery device 3;
the sample sucking module 1 comprises a mounting rack 11, a driving mechanism, a swing arm 12, a pressing plate 13 and a vacuum device 14; the driving mechanism is arranged on the mounting frame 11; one end of the swing arm 12 is mounted on the driving mechanism, and performs at least one of longitudinal movement, lifting movement and horizontal rotation under the action of the driving mechanism; the pressing plate 13 and the vacuum device 14 are both arranged at the other end of the swing arm 12; the lower end of the vacuum device 14 is used for sleeving the sample suction head 4; the pressing plate 13 is arranged at the side of the vacuum device 14, the pressing plate and the vacuum device can move up and down relatively, when the vacuum device 14 ascends relative to the pressing plate 13, the pressing plate 13 props against the sample suction head 4 and enables the sample suction head to be separated from the lower end of the vacuum device 14;
the consumable placing module 2 comprises a sample sucking head box 21, and the sample sucking head box 21 is provided with a plurality of accommodating grooves 211 for placing the sample sucking heads 4;
the recovery device 3 is used for recovering the used sample suction head 4.
Referring to fig. 1 and 2, a specific embodiment of the present invention is shown.
There are many ways to realize the relative movement between the pressure plate 13 and the vacuum device 14, such as one can be movably connected to the swing arm 12, the other can be fixedly connected to the swing arm 12, and then a driving device is provided for driving.
The driving mechanism comprises a Y-axis transmission mechanism 15 arranged on the mounting frame 11, a Z-axis transmission mechanism 16 arranged on the Y-axis transmission mechanism 15 and a phi-axis transmission mechanism 17 arranged on the Z-axis transmission mechanism 16, wherein one end of the swing arm 12 is arranged on the phi-axis transmission mechanism 17, so that the swing arm 12 can move in at least one of a longitudinal movement mode, a lifting movement mode and a horizontal rotation mode under the action of the Y-axis transmission mechanism 15, the Z-axis transmission mechanism 16 and the phi-axis transmission mechanism 17.
Further, the Y-axis transmission mechanism 15 adopts a combination of a motor, a belt and a guide rail 151, and the Z-axis transmission mechanism 16 is slidably fitted on the guide rail 151 of the Y-axis transmission mechanism 15. The Y-axis transmission mechanism 15 adopts a combination of a motor and a belt, has a simpler structure, can save cost and is easy to maintain; meanwhile, the motor adopts a stepping motor or a servo motor, so that the movement amount of the Z-axis transmission mechanism 16 can be accurately controlled.
Meanwhile, the Z-axis transmission mechanism 16 adopts a combination form of a motor, a belt and a lead screw 161, and the phi-axis transmission mechanism 17 is in threaded connection with the lead screw 161 of the Z-axis transmission mechanism 16. The Z-axis transmission mechanism 16 adopts the combination of a motor, a synchronous belt and a lead screw 161, the structure is simpler, meanwhile, the motor and the lead screw 161 can be arranged in parallel, the space is saved, and meanwhile, the movement amount of the phi-axis transmission mechanism 17 can be accurately controlled.
Furthermore, the phi-axis transmission mechanism 17 adopts a combination of a motor, a belt and a rotating shaft 171, and one end of the swing arm 12 is coaxially connected to the rotating shaft 171 of the phi-axis transmission mechanism 17. The phi-axis transmission mechanism 17 adopts the combination of a motor, a belt and a rotating shaft 171, has a simpler structure, can save the cost and is easy to maintain; meanwhile, the motor adopts a stepping motor or a servo motor, so that the rotation angle of the swing arm 12 can be accurately controlled.
The pressing plate 13 is provided with a gap groove 131 for movably matching the vacuum device 14, that is, the pressing plate 13 is matched on the side of the vacuum device 14 in a half-bag manner, so that the contact area between the pressing plate 13 and the sample suction head 4 can be larger, and the sample suction head 4 can be pressed and removed more easily.
The sample suction module 1 further comprises a spring 18 sleeved on the outer wall of the vacuum device 14 for driving the platen 13 or the vacuum device 14 to return to the initial position.
Above-mentioned module 2 is placed to consumptive material still includes the consumptive material box 22 that is used for placing the first box 21 of drawing a kind, draws a kind first box 21 with the cooperation of detachable form on consumptive material box 22, consumptive material box 22 then with the form clearance fit of similar drawer in the rack construction of instrument, instrument operator can manually take out consumptive material box 22 and place in the storage tank 211 of vacating and draw kind head 4.
Through the above scheme, the utility model discloses a set up clamp plate 13 on swing arm 12, and clamp plate 13 and vacuum device 14 can relative elevating movement, make vacuum device 14 drive the appearance head 4 and the clamp plate 13 contact of inhaling above that, clamp plate 13 will support the upper end of inhaling appearance head 4 and make it break away from vacuum device 14 during the contact, realize taking off automatically and inhale appearance head 4, then all use the consumptive material to place the new appearance head 4 of inhaling on the module 2 during inhaling the appearance at every turn, the pollution between the sample has been stopped, guarantee the rate of accuracy of immunoassay structure.
The above embodiments and drawings are not intended to limit the form and style of the present invention, and any suitable changes or modifications made by those skilled in the art should be considered as not departing from the scope of the present invention.
Claims (8)
1. A sample dispensing system, comprising:
comprises a sample suction module, a consumable material placing module and a recovery device;
the sample suction module comprises a mounting frame, a driving mechanism, a swing arm, a pressing plate and a vacuum device; the driving mechanism is arranged on the mounting rack; one end of the swing arm is mounted on the driving mechanism and performs at least one of longitudinal movement, lifting movement and horizontal rotation under the action of the driving mechanism; the pressing plate and the vacuum device are both arranged at the other end of the swing arm; the lower end of the vacuum device is used for sleeving a sample suction head; the pressure plate is arranged on the side edge of the vacuum device and can move up and down relatively, and when the vacuum device rises relative to the pressure plate, the pressure plate props against the sample suction head and enables the sample suction head to be separated from the lower end of the vacuum device;
the consumable placing module comprises a sample sucking head box, and the sample sucking head box is provided with a plurality of accommodating grooves for placing sample sucking heads;
the recovery device is used for recovering the used sample suction head.
2. A sample dispensing system as claimed in claim 1, wherein:
the actuating mechanism is including installing Y axle drive mechanism on the mounting bracket is installed Z axle drive mechanism on the Y axle drive mechanism, and install phi axle drive mechanism on the Z axle drive mechanism, the one end of swing arm is installed on the phi axle drive mechanism.
3. A sample dispensing system as claimed in claim 2, wherein:
the Y-axis transmission mechanism adopts a combination form of a motor, a belt and a guide rail, and the Z-axis transmission mechanism is in sliding fit with the guide rail of the Y-axis transmission mechanism.
4. A sample dispensing system as claimed in claim 2, wherein:
the Z-axis transmission mechanism adopts a combination form of a motor, a belt and a lead screw, and the phi-axis transmission mechanism is in threaded connection with the lead screw of the Z-axis transmission mechanism.
5. A sample dispensing system as claimed in claim 2, wherein:
the phi-axis transmission mechanism adopts a combination form of a motor, a belt and a rotating shaft, and one end of the swing arm is coaxially connected to the rotating shaft of the phi-axis transmission mechanism.
6. A sample dispensing system as claimed in claim 1, wherein:
the pressing plate is provided with a gap groove for the vacuum device to be movably matched.
7. A sample dispensing system as claimed in claim 1, wherein:
the sample sucking module also comprises a spring sleeved on the outer wall of the vacuum device and used for driving the pressing plate or the vacuum device to reset to an initial position.
8. A sample dispensing system as claimed in claim 1, wherein:
the consumable placing module further comprises a consumable box used for placing the sample sucking head box, and the sample sucking head box is matched on the consumable box in a detachable mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220206228.6U CN217425440U (en) | 2022-01-25 | 2022-01-25 | Sample separate injection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220206228.6U CN217425440U (en) | 2022-01-25 | 2022-01-25 | Sample separate injection system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217425440U true CN217425440U (en) | 2022-09-13 |
Family
ID=83176934
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220206228.6U Active CN217425440U (en) | 2022-01-25 | 2022-01-25 | Sample separate injection system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217425440U (en) |
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2022
- 2022-01-25 CN CN202220206228.6U patent/CN217425440U/en active Active
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