CN118549670A - Positioning and unloading device for reaction cup of immunity analyzer and using method of positioning and unloading device - Google Patents
Positioning and unloading device for reaction cup of immunity analyzer and using method of positioning and unloading device Download PDFInfo
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- CN118549670A CN118549670A CN202411011576.8A CN202411011576A CN118549670A CN 118549670 A CN118549670 A CN 118549670A CN 202411011576 A CN202411011576 A CN 202411011576A CN 118549670 A CN118549670 A CN 118549670A
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- 238000006243 chemical reaction Methods 0.000 title claims abstract description 165
- 238000000034 method Methods 0.000 title claims abstract description 16
- 230000036039 immunity Effects 0.000 title claims abstract description 9
- 238000011084 recovery Methods 0.000 claims abstract description 57
- 230000007246 mechanism Effects 0.000 claims abstract description 45
- 238000006073 displacement reaction Methods 0.000 claims description 63
- 238000011156 evaluation Methods 0.000 claims description 15
- 238000003018 immunoassay Methods 0.000 claims description 14
- 239000000463 material Substances 0.000 claims description 12
- 230000002093 peripheral effect Effects 0.000 claims description 11
- 239000004743 Polypropylene Substances 0.000 claims description 3
- 239000004793 Polystyrene Substances 0.000 claims description 3
- 239000004417 polycarbonate Substances 0.000 claims description 3
- 229920000515 polycarbonate Polymers 0.000 claims description 3
- 229920001155 polypropylene Polymers 0.000 claims description 3
- 229920002223 polystyrene Polymers 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 claims description 3
- 238000012545 processing Methods 0.000 claims description 3
- 238000004458 analytical method Methods 0.000 claims description 2
- 230000000903 blocking effect Effects 0.000 claims 1
- 238000001514 detection method Methods 0.000 abstract description 15
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000003745 diagnosis Methods 0.000 description 10
- 238000004064 recycling Methods 0.000 description 8
- 230000009471 action Effects 0.000 description 5
- 230000008569 process Effects 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 238000002405 diagnostic procedure Methods 0.000 description 2
- 238000000338 in vitro Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004020 luminiscence type Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- RZVAJINKPMORJF-UHFFFAOYSA-N Acetaminophen Chemical compound CC(=O)NC1=CC=C(O)C=C1 RZVAJINKPMORJF-UHFFFAOYSA-N 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 210000001124 body fluid Anatomy 0.000 description 1
- 239000010839 body fluid Substances 0.000 description 1
- 239000012295 chemical reaction liquid Substances 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000684 flow cytometry Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000000813 microbial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000005693 optoelectronics Effects 0.000 description 1
- 238000005375 photometry Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 210000002700 urine Anatomy 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
- G01N35/02—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor using a plurality of sample containers moved by a conveyor system past one or more treatment or analysis stations
- G01N35/04—Details of the conveyor system
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/48—Biological material, e.g. blood, urine; Haemocytometers
- G01N33/50—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing
- G01N33/53—Immunoassay; Biospecific binding assay; Materials therefor
- G01N33/5302—Apparatus specially adapted for immunological test procedures
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
- G01N35/00584—Control arrangements for automatic analysers
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- Health & Medical Sciences (AREA)
- Immunology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
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- General Health & Medical Sciences (AREA)
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Abstract
The invention discloses a positioning and unloading device of a reaction cup of an immunity analyzer and a use method thereof, belonging to the technical field of medical instruments, and comprising a reaction disc and a cylinder body, wherein a door slot is arranged on the cylinder body, and the positioning and unloading device also comprises: the recovery pipe is arranged on the cylinder body through a recovery slope and is used for carrying out recovery treatment on the reaction cup, and a recovery groove is formed in the recovery pipe; the lower end of the recovery slope is detachably provided with a recovery pipe, and the recovery slope is detachably arranged on the cylinder body and is used for connecting the recovery pipe and the cylinder body; the pushing mechanism is arranged on the cylinder body and used for pushing the reaction cup to perform linear motion in the horizontal direction; the limiting mechanism is arranged on the cylinder body and used for limiting the reaction cup; the invention integrates the detection position and the discarding position into one position, when the detection is finished, the reaction cup is pushed out of the reaction disc in a proper state, the reaction cup enters the recovery tube from the slideway, and the structure is more compact while the starting and stopping time and the whole manufacturing cost of the reaction disc are saved.
Description
Technical Field
The invention belongs to the technical field of medical instruments, and particularly relates to a reaction cup positioning and unloading device of an immunity analyzer and a using method of the reaction cup positioning and unloading device.
Background
At present, in-vitro diagnosis is one of the most commonly used diagnostic methods in the medical field, and is mainly classified according to detection principles or detection methods, and is mainly classified into biochemical diagnosis, immunodiagnosis, molecular diagnosis, microbial diagnosis, urine diagnosis, coagulation diagnosis, blood and flow cytometry diagnosis and other diagnostic methods, wherein biochemical and immune are the main methods of in-vitro diagnosis in China at present. The diagnosis methods all adopt full-automatic or semi-automatic instruments to carry out sample loading, analyze and give a diagnosis report.
In the testing process, the reaction cup is required to be used for containing the reaction reagent and the body fluid sample and mixing, and after reacting for a period of time in a heating and heat preserving environment, the reaction cup is transported to a detection position for photoelectric conversion detection.
Immunoassay analyzers often use disposable cuvettes that need to be replenished and removed (loaded and unloaded) as a test consumable. Typically, the reaction cups will be placed in circumferentially distributed reaction cup receiving grooves on the reaction disk. Since the reaction cup is automatically loaded and unloaded by using a manipulator or other mechanisms, a certain clearance allowance is required to be reserved between the reaction cup and the reaction cup accommodating groove. Such a gap margin may cause the relative position of each reaction cup to be unstable when reaching the detection position, and increase the measurement error. The reaction disk assembly has limited internal space, so that the reaction cup positioning device with small structure, rapid action and low cost needs to be designed, the reaction cup is clamped at the detection position, and the influence of the position deviation of the reaction cup on the test result is reduced.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a reaction cup positioning and unloading device of an immunoassay analyzer and a use method thereof, which solve the problems.
In order to achieve the above purpose, the invention is realized by the following technical scheme: the utility model provides an immunity analysis appearance reaction cup location and uninstallation device, includes reaction dish and barrel, rotates the reaction dish of connecting on the barrel and installs the output of the actuating mechanism in the barrel and be connected, the door groove has been seted up on the barrel, still includes:
The recovery pipe is arranged on the cylinder body through a recovery slope and is used for carrying out recovery treatment on the reaction cup, and a recovery groove is formed in the recovery pipe;
the lower end of the recovery slope is detachably provided with a recovery pipe, and the recovery slope is detachably arranged on the cylinder body and is used for connecting the recovery pipe and the cylinder body;
the pushing mechanism is arranged on the cylinder body and used for pushing the reaction cup to perform linear motion in the horizontal direction;
And the limiting mechanism is arranged on the cylinder body and is used for limiting the reaction cup.
Based on the technical scheme, the invention also provides the following optional technical schemes:
The technical scheme is as follows: the pushing mechanism comprises a clamping finger, a flat spring and an L-shaped plate, wherein the clamping finger is detachably mounted with the flat spring detachably mounted on the L-shaped plate, and the pushing mechanism further comprises:
and the first pushing component is arranged on the cylinder body and used for pushing the clamping finger to perform linear motion in the horizontal direction.
The technical scheme is as follows: the first pushing assembly comprises a mounting base, a motor, a sliding rail, a rack and a gear, wherein the mounting base is detachably arranged in the cylinder body, the motor is detachably arranged on the mounting base, the rack is detachably arranged on the L-shaped plate, the bottom of the rack is detachably connected with a sliding block which is in sliding fit with the sliding rail detachably arranged on the mounting base, and the output shaft of the motor is fixedly connected with a gear meshed with the rack.
The technical scheme is as follows: stop gear includes the limiting plate, the limiting plate with offer the draw-in groove sliding fit on retrieving the slope, still include:
the push-pull electromagnet is arranged on the cylinder body and used for pushing the limiting plate to perform linear motion in the vertical direction, and the output end of the push-pull electromagnet is fixedly connected with the limiting plate.
The technical scheme is as follows: the push-pull electromagnet comprises a push-pull electromagnet main body and a rod body, wherein the push-pull electromagnet main body is detachably arranged on the cylinder body, the rod body is in sliding fit with the push-pull electromagnet main body, the free end of the rod body is fixedly connected with the limiting plate, and the other end of the rod body extends into the push-pull electromagnet main body.
The technical scheme is as follows: the reaction plate is provided with a plurality of containing grooves for correspondingly installing the reaction cup, and the containing grooves are uniformly distributed on the reaction plate in an annular shape.
The technical scheme is as follows: the photoelectric switch is detachably arranged on the mounting base, and the light chopping sheet is detachably arranged on the L-shaped plate.
The technical scheme is as follows: the clamping fingers are provided with second positioning grooves for positioning the reaction cups.
The technical scheme is as follows: the limiting plate is provided with a first positioning groove for positioning the reaction cup.
The application method of the reaction cup positioning and unloading device of the immunity analyzer comprises the following steps:
s1, correspondingly placing reaction cups on accommodating grooves formed in a reaction disc by using a reaction cup supply mechanism arranged outside, wherein a driving mechanism can drive the reaction disc to drive a plurality of reaction cups to rotate;
S2, when the accommodating groove position accommodating the reaction cup corresponds to the recycling groove position arranged on the recycling pipe, the limiting plate is clamped into the clamping groove arranged on the recycling slope to block and limit the reaction cup, the motor drives the gear to perform vertical rotary motion, the gear drives the L-shaped plate to perform horizontal linear motion along the sliding rail through the rack meshed with the gear, the L-shaped plate drives the clamping finger to drive the reaction cup to perform horizontal linear motion, and the reaction cup is pushed to abut against the first positioning groove on the limiting mechanism so as to realize positioning treatment of the reaction cup;
S3, detecting the displacement of the L-shaped plate, the displacement speed of the L-shaped plate and the rotation angle of each rotation of the reaction plate through a peripheral displacement sensor, a speed sensor and an angle sensor, transmitting the displacement, the displacement speed and the rotation angle to a peripheral controller, correspondingly comparing the acquired displacement information, the displacement speed information and the rotation angle with a preset displacement threshold, a displacement speed threshold and a rotation angle threshold, and forming first control information for correspondingly controlling the rotation speed of the motor, the rotation number of the motor and the driving mechanism if the three conditions exceed the corresponding thresholds;
S4, under the condition that the displacement information, the displacement speed information and the rotation angle information are within corresponding thresholds, carrying out dimensionless processing on the displacement information, the displacement speed information and the rotation angle information acquired in the S3, then correlating to form a state evaluation coefficient, correspondingly comparing the acquired state evaluation coefficient with a preset coefficient threshold, and if the evaluation coefficient exceeds the coefficient threshold, forming second control information for adjusting the rotation speed of the motor, the rotation number of the motor and the rotation angle of each rotation of the reaction disk, wherein the state evaluation coefficient has the following expression:
；
wherein, Representing the displacement information of the object to be displaced,Representing the displacement velocity information of the object,The information indicating the angle of rotation is displayed,Representing the displacement influencing factor,Representing the displacement velocity influence factor,Indicating the rotation angle influence factor,Indicating the material influence factor of the reaction cup, when the material of the reaction cup is polypropylene,When the material of the reaction cup is polycarbonate,When the material of the reaction cup is polystyrene,；
S5, the peripheral controller correspondingly controls the motor and the driving mechanism according to the received first control information or second control information, so that the displacement information, the displacement speed information, the rotation angle information and the state evaluation coefficient are positioned in corresponding thresholds, and preparation is made for positioning the reaction cup next time;
S6, after the reaction cup is detected, the push-pull electromagnet pulls the limiting plate to move downwards, so that the limiting groove is at a low position, the discarding channel is opened, the motor drives the gear to perform rotary motion in the vertical direction, the gear pushes the L-shaped plate to perform linear motion in the horizontal direction along the sliding rail through the rack meshed with the gear, the L-shaped plate pushes the clamping finger to drive the reaction cup to perform linear motion in the horizontal direction, and the reaction cup is pushed into the recycling pipe to perform recycling treatment.
The invention provides a reaction cup positioning and unloading device of an immunity analyzer and a use method thereof, which have the following beneficial effects compared with the prior art:
According to the invention, through low-cost gear rack transmission, the clamping fingers move radially and rapidly along the reaction disk, so that the reaction cup is pushed to move outwards along the reaction cup accommodating groove on the reaction disk, the reaction cup is clamped after the other side of the reaction cup contacts the limiting plate, the reaction cup is positioned, after the peripheral photometry assembly reads the luminescence amount from the cup opening, the limiting mechanism is started, the limiting plate moves downwards, the clamping fingers move outwards continuously, the reaction cup is pushed into a slope and falls into a recycling pipeline, then the clamping fingers quickly retract to an initial position, the limiting plate moves upwards and resets, the reaction disk rotates, and the next reaction cup is sent to a detection part, so that the detection action of quickly positioning and unloading the reaction cup is realized;
The invention integrates the detection position and the discarding position into one position, when the detection is finished, the reaction cup is pushed out of the reaction disc in a homeotropic manner, and the reaction cup falls into the recovery tube through the recovery slope, so that the structure is more compact while the starting and stopping time of the reaction disc and the whole manufacturing cost are saved.
Drawings
FIG. 1 is a schematic three-dimensional structure of the present invention.
FIG. 2 is a schematic view showing the position structure of the pushing mechanism of the present invention mounted on the reaction plate.
Fig. 3 is a schematic structural view of the pushing mechanism of the present invention.
Fig. 4 is a schematic structural view of the cylinder of the present invention.
Fig. 5 is a schematic structural view of the limiting mechanism of the present invention.
Fig. 6 is a schematic structural view of the recovery pipe and the recovery slope of the present invention.
Fig. 7 is a perspective view of the recovery ramp of the present invention.
Reference numerals annotate: 1. a reaction plate; 2. a recovery pipe; 201. recovering the groove position; 3. a recovery slope; 301. a clamping groove; 4. a limiting mechanism; 401. a push-pull electromagnet body; 402. a rod body; 403. a limiting plate; 404. a first positioning groove; 5. a pushing mechanism; 501. clamping the finger; 502. a flat spring; 503. an L-shaped plate; 504. a mounting base; 505. a motor; 506. a sliding block; 507. a slide rail; 508. a rack; 509. a gear; 510. an optoelectronic switch; 511. a light chopping sheet; 6. a reaction cup; 7. a cylinder; 701. and a door slot.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
Specific implementations of the invention are described in detail below in connection with specific embodiments.
Referring to fig. 1 to 7, a reaction cup positioning and unloading device for an immunoassay analyzer according to an embodiment of the present invention includes a reaction plate 1 and a cylinder 7, wherein the reaction plate 1 rotatably connected to the cylinder 7 is connected to an output end of a driving mechanism (not shown in the drawings, an existing driving device) installed in the cylinder 7, and a door slot 701 is formed in the cylinder 7, and the device further includes:
the recovery pipe 2 is arranged on the cylinder 7 through the recovery slope 3 and is used for carrying out recovery treatment on the reaction cup 6, a recovery groove 201 is formed in the recovery pipe, and the recovery groove 201 is matched with the door groove 701 for use;
a recovery slope 3 with a recovery pipe 2 detachably arranged at the lower end and detachably arranged on the cylinder 7 for connecting the recovery pipe 2 and the cylinder 7;
A pushing mechanism 5, which is arranged on the cylinder 7 and is used for pushing the reaction cup 6 to perform linear motion in the horizontal direction;
the limiting mechanism is arranged on the cylinder 7 and is used for limiting the reaction cup 6;
Wherein, pushing mechanism 5 includes clamping finger 501, flat spring 502 and L shaped plate 503, clamping finger 501 and the flat spring 502 demountable installation of demountable installation on L shaped plate 503, clamping finger 501 is last to be offered and is used for carrying out the second constant head tank (not marked in the figure) of location to reaction cup 6, still includes:
The first pushing component is arranged on the cylinder 7 and is used for pushing the clamping finger 501 to perform linear motion in the horizontal direction, the first pushing component comprises a mounting base 504, a motor 505, a sliding rail 507, a rack 508 and a gear 509, the mounting base 504 is detachably arranged in the cylinder 7, the motor 505 is detachably arranged on the mounting base 504, the rack 508 is detachably arranged on the L-shaped plate 503, the bottom of the L-shaped plate 503 is detachably connected with a sliding block 506 which is in sliding fit with the sliding rail 507 detachably arranged on the mounting base 504, the output shaft of the motor 505 is fixedly connected with a gear 509 meshed with the rack 508, the motor 505 drives the gear 509 to perform rotary motion, the gear 509 pushes the L-shaped plate 503 to perform linear motion in the horizontal direction along the sliding rail 507 through the rack 508 meshed with the gear 509, when the limiting mechanism stops limiting the reaction cup 6, the L-shaped plate 503 pushes the clamping finger 501 to drive the reaction cup 6 to perform linear motion in the horizontal direction, the reaction cup 6 is pushed against the first positioning groove 404 on the limiting mechanism, the limiting mechanism is connected with a sliding block 506 which is in sliding fit with the sliding block of the sliding block 507, the sliding block is fixedly connected with the gear 509 meshed with the rack 508, the gear 509 is meshed with the gear 509, the sliding block is driven by the sliding block 6, the sliding block 6 along the linear motion of the sliding block 6 along the sliding block 6, and the sliding block 3;
Preferably, the mounting base 504 is detachably provided with a photoelectric switch 510, the L-shaped plate 503 is detachably provided with a light chopper 511, and the light chopper 511 and the photoelectric switch 510 are used for judging the position of the clamping finger 501, that is, the purpose of powering on the pushing mechanism 5 to initialize and judge the position, so as to control the motor 505 to rotate forward or reverse.
Wherein, stop gear includes limiting plate 403, limiting plate 403 and seting up draw-in groove 301 sliding fit on retrieving slope 3, set up the first constant head tank 404 that is used for carrying out the location to reaction cup 6 on the limiting plate 403, still include:
the push-pull electromagnet is arranged on the cylinder 7 and used for pushing the limiting plate 403 to perform linear motion in the vertical direction, the output end of the push-pull electromagnet is fixedly connected with the limiting plate 403, the push-pull electromagnet comprises a push-pull electromagnet main body 401 and a rod body 402, the push-pull electromagnet main body 401 is detachably arranged on the cylinder 7, the rod body 402 is in sliding fit with the push-pull electromagnet main body 401, the free end of the rod body 402 is fixedly connected with the limiting plate 403, the other end of the rod body 402 extends into the push-pull electromagnet main body 401, when the push-pull electromagnet main body 401 is not electrified, the rod body 402 is in an extending state under the action of an internal spring, so that a limiting groove 404 on the limiting plate 403 is positioned at a high position, when the push-pull electromagnet main body 401 is electrified, the rod body 402 is retracted into the push-pull electromagnet main body 401, so that the limiting groove 404 is positioned at a low position, the push-pull electromagnet main body 401 is electrically connected with the external controller, after the luminescence measurement of the external light measuring assembly is completed, the electromagnet in the push-pull electromagnet main body 401 is controlled to be sucked, and the discarding channel is opened, so that the reaction cup 6 can be pushed to fall into the slope 2 under the push mechanism to be recycled, and the slope 2 is processed;
preferably, the reaction plate 1 is provided with a plurality of accommodating slots (not shown in the figure) for correspondingly installing the reaction cups 6, and the plurality of accommodating slots are uniformly distributed on the reaction plate 1 in a ring shape.
In the embodiment of the invention, the reaction cups are correspondingly placed on the containing slots arranged on the reaction disc by the reaction cup supply mechanism arranged outside, the driving mechanism can drive the reaction disc 1 to drive the reaction cups 6 to rotate (or intermittently rotate), when the corresponding reaction cups 6 rotate to the position of the recovery tube 2, namely, the containing slots containing the reaction cups 6 correspond to the recovery slots 201 arranged on the recovery tube 2, at the moment, the limiting plate (403) is clamped into the clamping slots (301) arranged on the recovery slope (3) to block and limit the reaction cups (6), at the moment, the motor 505 drives the gear 509 to perform rotary motion in the vertical direction, the gear 509 pushes the L-shaped plate 503 to perform linear motion in the horizontal direction along the sliding rail 507 through the racks 508 meshed with the gear, the L-shaped plate 503 pushes the clamping fingers 501 to drive the reaction cups 6 to perform the linear motion in the horizontal direction, and the detection device (photometer) pushes the reaction cups 6 to complete detection of the reaction liquid in the reaction cups, and then the electromagnet 403 pushes the gear body 403 to push the gear 503 to push the gear body to move down along the sliding rail 503 to perform linear motion in the horizontal direction, and then the linear motion in the horizontal direction along the sliding rail 507 drives the sliding rail 503 to push the water rod body 401 to perform linear motion in the horizontal direction along the sliding rail 503, and then the linear motion of the water body is pushed by the gear body 503 to move the lifting finger 503 to perform linear motion along the reaction cups 6.
The application method of the reaction cup positioning and unloading device of the immunity analyzer comprises the following steps:
S1, a plurality of reaction cups 6 are correspondingly placed on a containing groove (not shown) formed in a reaction disc 1 by an external reaction cup supply mechanism, and a driving mechanism can drive the reaction disc 1 to drive the reaction cups 6 to rotate (or intermittently rotate);
S2, when the accommodating groove position accommodating the reaction cup 6 corresponds to the recovery groove position 201 formed on the recovery pipe 2, the limiting plate 403 is clamped into the clamping groove 301 formed on the recovery slope 3 to block and limit the reaction cup 6, the motor 505 drives the gear 509 to perform vertical rotary motion, the gear 509 pushes the L-shaped plate 503 to perform horizontal linear motion along the sliding rail 507 through the rack 508 meshed with the gear 509, the L-shaped plate 503 pushes the clamping finger 501 to drive the reaction cup 6 to perform horizontal linear motion, and the reaction cup 6 is pushed to abut against the first positioning groove 404 on the limiting mechanism so as to realize positioning treatment of the reaction cup 6;
S3, detecting the displacement of the L-shaped plate 503, the displacement speed of the L-shaped plate 503 and the rotation angle of the reaction plate 1 by using a peripheral displacement sensor, a speed sensor and an angle sensor, and transmitting the detected displacement information, the displacement speed information and the rotation angle information to a peripheral controller, wherein the peripheral controller correspondingly compares the obtained displacement information, the obtained displacement speed information and the obtained rotation angle information with a preset displacement threshold value, a preset displacement speed threshold value and a preset rotation angle threshold value, and if the obtained displacement information, the obtained displacement speed information, the obtained rotation angle information and the obtained rotation angle information exceed the preset displacement threshold value, the preset displacement speed threshold value and the preset rotation angle threshold value, the rotation speed of the corresponding control motor 505 (the rotation speed of the motor 505 directly influences the displacement speed of the L-shaped plate 503), the rotation number of the motor 505 (the rotation number of the motor 505 directly influences the displacement distance of the L-shaped plate 503) and the first control information of the driving mechanism are formed;
S4, under the condition that the displacement information, the displacement speed information and the rotation angle information are within the corresponding thresholds, carrying out dimensionless processing on the displacement information, the displacement speed information and the rotation angle information acquired in the S3, then correlating to form a state evaluation coefficient, correspondingly comparing the acquired state evaluation coefficient with a preset coefficient threshold, and if the evaluation coefficient exceeds the coefficient threshold, forming second control information for adjusting the rotation speed of the motor 505, the rotation number of the motor 505 and the rotation angle of each rotation of the reaction disc 1, wherein the expression of the state evaluation coefficient is as follows:
；
wherein, Representing the displacement information of the object to be displaced,Representing the displacement velocity information of the object,The information indicating the angle of rotation is displayed,Representing the displacement influencing factor,Representing the displacement velocity influence factor,Indicating the rotation angle influence factor,Indicating the material influence factor of the cuvette 6, when the material of the cuvette 6 is polypropylene,When the material of the reaction cup 6 is polycarbonate,When the material of the reaction cup (6) is polystyrene,；
S5, the peripheral controller correspondingly controls the motor 505 and the driving mechanism according to the received first control information or second control information, so that the displacement information, the displacement speed information, the rotation angle information and the state evaluation coefficient are positioned in corresponding thresholds, and preparation is made for positioning the reaction cup 6 next time;
S6, after the detection of the reaction cup 6 is completed, the push-pull electromagnet drives the limiting plate 403 to move downwards, the limiting groove 404 is in a low position, the discarding channel is opened, the motor 505 drives the gear 509 to perform rotary motion in the vertical direction, the gear 509 pushes the L-shaped plate 503 to perform linear motion in the horizontal direction along the sliding rail 507 through the rack 508 meshed with the gear 509, and the L-shaped plate 503 pushes the clamping finger 501 to drive the reaction cup 6 to perform linear motion in the horizontal direction, so that the reaction cup falls into the recycling pipe 2 through the recycling slope 3.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides an immunity analysis appearance reaction cup location and uninstallation device, includes reaction dish (1) and barrel (7), and reaction dish (1) on barrel (7) are connected with the output of installing the actuating mechanism in barrel (7) in the rotation, door groove (701) have been seted up on barrel (7), its characterized in that still includes:
The recovery pipe (2) is arranged on the cylinder (7) through the recovery slope (3) and is used for carrying out recovery treatment on the reaction cup (6), and a recovery groove (201) is formed in the recovery pipe;
The lower end of the recovery slope (3) is detachably provided with a recovery pipe (2), and the recovery slope is detachably arranged on the cylinder (7) and is used for connecting the recovery pipe (2) and the cylinder (7);
the pushing mechanism (5) is arranged on the cylinder body (7) and used for pushing the reaction cup (6) to perform linear motion in the horizontal direction;
The limiting mechanism is arranged on the cylinder body (7) and is used for limiting the reaction cup (6).
2. The immunoassay analyzer cuvette positioning and unloading apparatus according to claim 1, wherein the pushing mechanism (5) includes a clamping finger (501), a flat spring (502) and an L-shaped plate (503), the clamping finger (501) being detachably mounted with the flat spring (502) detachably mounted on the L-shaped plate (503), further comprising:
and the first pushing component is arranged on the cylinder body (7) and is used for pushing the clamping finger (501) to perform linear motion in the horizontal direction.
3. The immunoassay instrument cuvette positioning and unloading device according to claim 2, wherein the first pushing assembly comprises a mounting base (504), a motor (505), a sliding rail (507), a rack (508) and a gear (509), the mounting base (504) is detachably mounted in the cylinder (7), the motor (505) is detachably mounted on the mounting base (504), the rack (508) is detachably mounted on the L-shaped plate (503), the bottom of the L-shaped plate (503) is detachably connected with a sliding block (506) which is in sliding fit with the sliding rail (507) detachably mounted on the mounting base (504), and a gear (509) meshed with the rack (508) is fixedly connected on an output shaft of the motor (505).
4. The immunoassay analyzer cuvette positioning and unloading device according to claim 3, wherein the limiting mechanism comprises a limiting plate (403), the limiting plate (403) is slidably matched with a clamping groove (301) formed on the recovery slope (3), and the apparatus further comprises:
The push-pull electromagnet is arranged on the cylinder body (7) and used for pushing the limiting plate (403) to perform linear motion in the vertical direction, and the output end of the push-pull electromagnet is fixedly connected with the limiting plate (403).
5. The immunoassay analyzer reaction cup positioning and unloading device according to claim 4, wherein the push-pull electromagnet comprises a push-pull electromagnet body (401) and a rod body (402), the push-pull electromagnet body (401) is detachably mounted on the cylinder body (7), the rod body (402) is in sliding fit with the push-pull electromagnet body (401), the free end of the rod body (402) is fixedly connected with the limiting plate (403), and the other end of the rod body (402) extends into the push-pull electromagnet body (401).
6. The positioning and unloading device for the reaction cup of the immunoassay analyzer according to claim 5, wherein the reaction plate (1) is provided with a plurality of containing grooves for correspondingly installing the reaction cup (6), and the containing grooves are uniformly distributed on the reaction plate (1) in a ring shape.
7. The positioning and unloading device for a reaction cup of an immunoassay analyzer according to claim 6, wherein the photoelectric switch (510) is detachably mounted on the mounting base (504), and the light chopper (511) is detachably mounted on the L-shaped plate (503).
8. The positioning and unloading device for the reaction cup of the immunoassay analyzer according to claim 7, wherein the clamping finger (501) is provided with a second positioning groove for positioning the reaction cup (6).
9. The positioning and unloading device for the reaction cup of the immunoassay analyzer according to claim 8, wherein the limiting plate (403) is provided with a first positioning groove (404) for positioning the reaction cup (6).
10. The method for using the reaction cup positioning and unloading device of the immunoassay analyzer is characterized in that the reaction cup positioning and unloading device of the immunoassay analyzer is the reaction cup positioning and unloading device of the immunoassay analyzer of claim 9, and comprises the following steps:
s1, a plurality of reaction cups (6) are correspondingly arranged on a containing groove arranged on a reaction disc (1) by an external reaction cup supply mechanism, and a driving mechanism can drive the reaction disc (1) to drive the reaction cups (6) to rotate;
S2, when the accommodating groove position accommodating the reaction cup (6) corresponds to the recovery groove position (201) formed in the recovery pipe (2), the limiting plate (403) is clamped into the clamping groove (301) formed in the recovery slope (3) to limit the blocking of the reaction cup (6), the motor (505) drives the gear (509) to perform rotary motion in the vertical direction, the gear (509) pushes the L-shaped plate (503) to perform linear motion in the horizontal direction along the sliding rail (507) through the rack (508) meshed with the gear, and the L-shaped plate (503) pushes the clamping finger (501) to drive the reaction cup (6) to perform linear motion in the horizontal direction, so that the reaction cup (6) is pushed to abut against the first positioning groove (404) on the limiting mechanism to realize positioning treatment of the reaction cup (6);
s3, detecting the displacement of the L-shaped plate (503), the displacement speed of the L-shaped plate (503) and the rotation angle of the reaction plate (1) through a peripheral displacement sensor, a speed sensor and an angle sensor, transmitting the displacement, the displacement speed and the rotation angle to a peripheral controller, correspondingly comparing the acquired displacement information, the displacement speed information and the rotation angle information with a preset displacement threshold value, a preset displacement speed threshold value and a preset rotation angle threshold value, and forming first control information corresponding to the rotation speed of the motor (505), the rotation number of the motor (505) and the driving mechanism if the three conditions exceed the corresponding threshold values;
S4, under the condition that the displacement information, the displacement speed information and the rotation angle information are within corresponding thresholds, carrying out dimensionless processing on the displacement information, the displacement speed information and the rotation angle information acquired in the S3, then correlating to form a state evaluation coefficient, correspondingly comparing the acquired state evaluation coefficient with a preset coefficient threshold, and if the evaluation coefficient exceeds the coefficient threshold, forming second control information for adjusting the rotation speed of the motor (505), the rotation number of the motor (505) and the rotation angle of each rotation of the reaction disc (1), wherein the expression of the state evaluation coefficient is as follows:
；
wherein, Representing the displacement information of the object to be displaced,Representing the displacement velocity information of the object,The information indicating the angle of rotation is displayed,Representing the displacement influencing factor,Representing the displacement velocity influence factor,Indicating the rotation angle influence factor,Indicating the material influence factor of the reaction cup (6), when the material of the reaction cup (6) is polypropylene,When the material of the reaction cup (6) is polycarbonate,When the material of the reaction cup (6) is polystyrene,；
S5, the peripheral controller correspondingly controls the motor (505) and the driving mechanism according to the received first control information or second control information, so that the displacement information, the displacement speed information, the rotation angle information and the state evaluation coefficient are positioned in corresponding thresholds, and preparation is made for positioning the reaction cup (6) next time;
S6, after the reaction cup (6) is detected, the push-pull electromagnet main body (401) pulls the rod body (402) to drive the limiting plate (403) to move downwards, at the moment, the motor (505) drives the gear (509) to perform rotary motion in the vertical direction, the gear (509) pushes the L-shaped plate (503) to perform linear motion in the horizontal direction along the sliding rail (507) through the rack (508) meshed with the gear (509), the L-shaped plate (503) pushes the clamping finger (501) to drive the reaction cup (6) to perform linear motion in the horizontal direction, and the reaction cup (6) is caused to fall into the recovery pipe (2) through the recovery slope (3) to be recovered.
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