CN116281798A - Transmission part group of nucleic acid quick-detection experimental equipment - Google Patents

Transmission part group of nucleic acid quick-detection experimental equipment Download PDF

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Publication number
CN116281798A
CN116281798A CN202211137058.1A CN202211137058A CN116281798A CN 116281798 A CN116281798 A CN 116281798A CN 202211137058 A CN202211137058 A CN 202211137058A CN 116281798 A CN116281798 A CN 116281798A
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driving
clamping
frame
rotating
nucleic acid
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CN116281798B (en
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曹轶杰
张成亮
王子林
黄美丽
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Shanghai Dizi Precision Machinery Co ltd
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Shanghai Dizi Precision Machinery Co ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B67OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
    • B67BAPPLYING CLOSURE MEMBERS TO BOTTLES JARS, OR SIMILAR CONTAINERS; OPENING CLOSED CONTAINERS
    • B67B3/00Closing bottles, jars or similar containers by applying caps
    • B67B3/20Closing bottles, jars or similar containers by applying caps by applying and rotating preformed threaded caps
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G47/00Article or material-handling devices associated with conveyors; Methods employing such devices
    • B65G47/74Feeding, transfer, or discharging devices of particular kinds or types
    • B65G47/90Devices for picking-up and depositing articles or materials
    • B65G47/902Devices for picking-up and depositing articles or materials provided with drive systems incorporating rotary and rectilinear movements
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G47/00Article or material-handling devices associated with conveyors; Methods employing such devices
    • B65G47/74Feeding, transfer, or discharging devices of particular kinds or types
    • B65G47/90Devices for picking-up and depositing articles or materials
    • B65G47/907Devices for picking-up and depositing articles or materials with at least two picking-up heads
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B67OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
    • B67BAPPLYING CLOSURE MEMBERS TO BOTTLES JARS, OR SIMILAR CONTAINERS; OPENING CLOSED CONTAINERS
    • B67B7/00Hand- or power-operated devices for opening closed containers
    • B67B7/14Hand- or power-operated devices for opening closed containers for removing tightly-fitting lids or covers, e.g. of shoe-polish tins, by gripping and rotating
    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12MAPPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
    • C12M1/00Apparatus for enzymology or microbiology
    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12MAPPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
    • C12M1/00Apparatus for enzymology or microbiology
    • C12M1/24Apparatus for enzymology or microbiology tube or bottle type
    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12MAPPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
    • C12M1/00Apparatus for enzymology or microbiology
    • C12M1/26Inoculator or sampler
    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12QMEASURING OR TESTING PROCESSES INVOLVING ENZYMES, NUCLEIC ACIDS OR MICROORGANISMS; COMPOSITIONS OR TEST PAPERS THEREFOR; PROCESSES OF PREPARING SUCH COMPOSITIONS; CONDITION-RESPONSIVE CONTROL IN MICROBIOLOGICAL OR ENZYMOLOGICAL PROCESSES
    • C12Q1/00Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions
    • C12Q1/68Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions involving nucleic acids
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/30Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
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  • Proteomics, Peptides & Aminoacids (AREA)
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Abstract

The utility model relates to a drive unit group of nucleic acid quick-inspection experimental facilities relates to nucleic acid detection technical field, nucleic acid quick-inspection experimental facilities's drive unit group includes the laboratory bench, set up the frame in the laboratory bench top, two sets up in the frame can follow the first arm that the direction of height removed, two set up in the frame can follow the second arm that the direction of height removed, set up in the frame be used for driving first arm and second arm along horizontal and vertically movable actuating mechanism, set up be used for simultaneously centre gripping a plurality of sampling pipe buckle closure and can drive buckle closure rotatory centre gripping rotary mechanism on first arm, a plurality of sampling device of setting on the second arm, set up be used for carrying out fixed and rotatory fixed rotary mechanism with a plurality of sampling pipe body on the laboratory bench, and set up the detection device that is used for detecting the reagent in the sampling pipe body above the laboratory bench. This application has the detection efficiency who improves medical personnel, improves the effect of equipment practicality and suitability simultaneously.

Description

Transmission part group of nucleic acid quick-detection experimental equipment
Technical Field
The application relates to the field of nucleic acid detection technology, in particular to a transmission part group of nucleic acid rapid detection experimental equipment.
Background
At present, in order to improve the detection efficiency and the security of medical personnel, adopt nucleic acid detection equipment to detect the nucleic acid detection reagent in the sampling pipe, nucleic acid detection includes uncapping the sampling pipe, the sample, the pipettes, twist the lid, detect five steps, medical personnel are detecting the nucleic acid detection reagent in the sampling pipe, first medical personnel put up a plurality of sampling pipes to the storage hole on the sampling box, and place the sampling box on the laboratory bench, then open the buckle closure of sampling pipe through uncapping mechanism, liquid in will be moved to detection equipment in through sampling equipment and detect the analysis afterwards, screw up the buckle closure of sampling pipe again at last, put back the sampling pipe in the sampling box can, but, through uncapping mechanism in the in-process of opening the sampling pipe, the body of sampling pipe easily takes place to skid, influence detection efficiency, and if the buckle closure of opening single sampling pipe at every time, overall detection efficiency is lower, if simultaneously start a plurality of buckle closure of uncapping mechanism opens a plurality of sampling pipes simultaneously, can improve detection efficiency to a certain extent, but be used for placing the liquid in the sampling pipe in the detection equipment, the time, the sample pipe is difficult to be put back into the sampling box in the detection equipment in the process of opening the sampling pipe, thereby the detection equipment is poor in performance, and the detection equipment is suitable for the detection equipment is poor for the size between the storage hole.
Disclosure of Invention
In order to improve medical personnel's detection efficiency, improve nucleic acid detection equipment's practicality and suitability simultaneously, this application provides a transmission part group of nucleic acid quick-detecting experimental facilities.
The application provides a transmission part group of nucleic acid quick-test experimental facilities adopts following technical scheme:
the transmission part group of the nucleic acid quick-detection experimental equipment comprises an experiment table, a rack arranged above the experiment table, two first mechanical arms arranged on the rack and capable of moving in the height direction, two second mechanical arms arranged on the rack and capable of moving in the height direction, a driving mechanism arranged on the rack and used for driving the first mechanical arms and the second mechanical arms to move transversely and longitudinally, a clamping rotating mechanism arranged on the first mechanical arms and used for simultaneously clamping a plurality of sampling tube covers and driving the covers to rotate, a plurality of sampling devices arranged on the second mechanical arms, a fixing rotating mechanism arranged on the experiment table and used for fixing and rotating a plurality of sampling tube bodies, and a detection device arranged above the experiment table and used for detecting reagents in the sampling tube bodies;
the clamping and rotating mechanism comprises a support frame arranged on one side of the first mechanical arm, a plurality of adjusting blocks connected in the support frame in a sliding manner, a rotating shaft connected in the adjusting blocks in a rotating manner along the vertical direction, an adjusting assembly arranged between the adjusting blocks and the support frame and used for adjusting the distance between the adjusting blocks at equal intervals, a rotating assembly arranged on the support frame and used for synchronously driving the rotating shafts to rotate, and a clamping assembly arranged below the rotating shafts and used for clamping the sampling tube buckle cover; a plurality of rotation shafts are arranged at intervals.
By adopting the technical scheme, when the reagent in the sampling tube is detected through the nucleic acid rapid detection experimental equipment, firstly, medical staff places the sampling box with the plurality of sampling tubes on an experiment table, then the first mechanical arm drives the clamping rotating mechanism to clamp the buckling covers of the plurality of sampling tubes, the driving mechanism drives the plurality of sampling tubes to move to one side of the clamping rotating mechanism, the plurality of sampling tube bodies are fixed through the fixed rotating mechanism, then the clamping rotating mechanism drives the buckling covers of the plurality of sampling tubes to rotate, the sampling tubes are opened, then the plurality of sampling tube bodies are rotated again through the fixed rotating mechanism, the plurality of sampling tube bodies are moved to one side close to the sampling device, then the second mechanical arm drives the plurality of sampling devices to extract the nucleic acid detection reagent in the plurality of sampling tube bodies, the second mechanical arm drives the extracted reagent to move into the detection device to carry out detection analysis, then the plurality of sampling tubes are driven to rotate to one side of the clamping rotating mechanism through the fixed rotating mechanism, the buckling covers are tightly fastened to the sampling tube bodies, then the driving mechanism drives the first mechanical arm to move the sampling tube bodies to the original side, and the sampling tube bodies are repeatedly subjected to one group of sampling tube detection processes; wherein can detect through two sets of first arms and two sets of second arms simultaneously control two sets of sampling pipes, and can centre gripping a plurality of sampling pipes's buckle closure simultaneously through centre gripping rotary mechanism to can open a plurality of sampling pipes simultaneously and detect, can fix a plurality of sampling pipe body through fixed rotary mechanism moreover, when making centre gripping rotary mechanism drive sampling pipe buckle closure rotation, the body of sampling pipe is difficult for taking place to skid, thereby makes medical personnel's operation more convenient, has improved medical personnel's work efficiency.
When the clamping rotating mechanism drives the sampling tube buckle covers to rotate, the clamping assembly is used for clamping the sampling tube buckle covers, then the rotating assembly is started to drive the rotating shafts to rotate, and the rotating shafts synchronously drive the clamping assemblies to rotate, so that the sampling tube buckle covers are driven to rotate, and the sampling tubes are opened; when the interval between a plurality of clamping components needs to be adjusted, at first medical personnel can drive the rotation axis through the synchronous equidistant interval between a plurality of regulating blocks of regulating component, and the rotation axis removes of then can drive clamping component, makes equidistant adjustment between a plurality of clamping components to make centre gripping rotary mechanism, improved the practicality and the suitability of nucleic acid quick-detection experimental facilities, and centre gripping rotary mechanism simple operation can control the centre gripping and the rotation of a plurality of sampling pipe buckle closure simultaneously, improved medical personnel's detection efficiency.
Optionally, the adjusting component comprises an adjusting screw rod rotatably connected to the supporting frame, a driving motor arranged at one end of the adjusting screw rod, a guide rod fixedly arranged on the supporting frame, and a plurality of connecting rods respectively hinged to one sides of the plurality of adjusting blocks;
the adjusting screw and the guide rod sequentially penetrate through the adjusting blocks, the guide rod is connected with the adjusting blocks in a sliding mode, the adjusting screw is in threaded connection with one of the adjusting blocks located on one side of the end portion, a connecting rod on one side of the adjusting block, which is far away from the threaded connection of the adjusting screw, is hinged to the supporting frame, and two adjacent connecting rods are far away from one end of the adjusting block and are hinged to each other.
Through adopting above-mentioned technical scheme, when driving a plurality of regulating blocks equidistance through adjusting part and adjusting, at first start driving motor, driving motor drives adjusting screw and rotates, and adjusting screw drives the regulating block with its threaded connection and remove, and a plurality of regulating blocks equidistance synchronous movement under the effect of connecting rod afterwards, and the guide bar plays the guide effect to the regulating block removes to restrict the rotation of regulating block, thereby can realize equidistant regulation between a plurality of adjacent regulating blocks, improve medical personnel's convenience of adjusting.
Optionally, the clamping assembly comprises a clamping frame fixedly arranged below the rotating shaft, a power motor arranged on the clamping frame, a driving gear fixedly sleeved on the outer side wall of an output shaft of the power motor, two driving racks connected to the clamping frame in a sliding manner, two supporting blocks respectively fixedly arranged on one side, away from each other, of the two driving racks, and a clamping block fixedly arranged on one side, close to each other, of the two supporting blocks;
the driving gear is positioned between the two driving racks, the driving gear is meshed with the two driving racks, and the two clamping blocks are symmetrically arranged.
Through adopting above-mentioned technical scheme, when carrying out the centre gripping to sampling tube buckle closure through clamping assembly, at first start power motor, power motor drives driving gear and rotates afterwards, and driving gear can drive two drive rack and synchronous reverse removal, and two drive racks drive two supporting shoe and two clamp splice respectively and are close to each other to can realize the centre gripping to sampling tube buckle closure.
Optionally, two sides that the clamp splice is close to each other are the arc setting, curved convex surface direction is towards two sides that the clamp splice kept away from each other.
Through adopting above-mentioned technical scheme, the arc setting has increased the area of contact between clamp splice and the sampling pipe buckle closure, has further increased frictional force between the two to make the sampling pipe buckle closure be difficult for skidding in rotatory in-process, improve the stability when centre gripping rotary mechanism centre gripping sampling pipe buckle closure.
Optionally, the rotating assembly comprises a movable rack connected to the support frame in a sliding manner, a movable gear fixedly sleeved at one end of the rotating shaft, a movable plate fixedly arranged at one side of the movable rack, and a driving cylinder arranged between the movable plate and the support frame; the movable rack is meshed with the movable gear.
Through adopting above-mentioned technical scheme, when driving a plurality of rotation axles through rotating assembly and rotating, at first start the drive cylinder, the piston rod of drive cylinder drives the movable plate and removes afterwards, and the movable plate drives rather than fixed connection's removal rack and removes, and removal rack can drive a plurality of removal gears in step and rotate to the removal gear can drive rather than fixed connection's rotation axle synchronous rotation.
Optionally, the fixed rotating mechanism comprises a driving shaft which is connected above the experiment table in a rotating way along the vertical direction, a rotating frame which is detachably connected above the driving shaft, two fixed clamping plates which are symmetrically and fixedly arranged below the rotating frame, two movable clamping plates which are arranged between the two fixed clamping plates, two push rods which are arranged between the two movable clamping plates, an overpressure-preventing buffer component which is arranged between the push rods and the movable clamping plates and is used for preventing overpressure protection on the tube body of the sampling tube, a linkage component which is arranged between the two push rods and is used for driving the two push rods to approach or separate from each other, and a driving component which is arranged between the driving shaft and the experiment table and is used for driving the driving shaft to rotate;
the two sides of the rotating frame are provided with a plurality of fixing holes, the sampling pipe can be inserted into the fixing holes, the two movable clamping plates are in one-to-one correspondence with the two fixing clamping plates, and the push rod is connected with the rotating frame in a sliding manner.
Through adopting the technical scheme, when the sampling tube body is clamped through the fixed rotating mechanism, the two push rods are driven to be mutually far away through the linkage assembly at first, the two push rods drive the two movable clamping plates to move towards one side close to the corresponding fixed clamping plates, so that the outer side wall of the fixed tube body can be fixed, and conversely, the linkage assembly drives the two push rods to be mutually close, and the fixation of the outer side wall of the sampling tube body can be relieved; meanwhile, when the movable clamping plate clamps the sampling tube, the outer side wall of the sampling tube body is not easy to bear excessive pressure to cause damage, so that the sampling tube body is protected from overpressure, the subsequent recycling of the sampling tube body is facilitated, and the reagent to be detected in the sampling tube body is not easy to leak; meanwhile, the driving assembly can drive the driving shaft to rotate, and the sampling tube body is moved to one side of the sampling device for sampling.
Optionally, the linkage assembly comprises two sliding plates respectively fixedly arranged at one sides of the two push rods close to each other, a driving block simultaneously connected with the two sliding plates in a sliding way, a roller rotatably connected at one side of the two sliding plates close to each other, a supporting plate fixedly arranged on the rotating frame, a driving screw rotatably connected on the supporting plate, and a thrust motor arranged at one end of the driving screw;
the driving block is a wedge block, the driving block is respectively close to two sides of the sliding plate and is obliquely arranged, sliding grooves are respectively formed in two sides of the driving block, the sliding plate and the roller are both located in the sliding grooves, and the driving screw is in threaded connection with the driving block.
By adopting the technical scheme, when the two push rods are driven to synchronously approach or separate from each other by the linkage assembly, the thrust motor is started firstly, then the thrust motor drives the driving screw to rotate, the driving screw drives the driving block to move, the driving block is a wedge block, and the driving block drives the sliding plate and the roller to be positioned in the sliding groove to move, so that the two sliding plates approach or separate from each other, and the two sliding plates can synchronously drive the two push rods to approach or separate from each other, so that the synchronous movement of the two movable clamping plates is realized; and the roller converts sliding friction between the sliding plate and the sliding groove into rolling friction, so that friction force between the sliding plate and the sliding groove is reduced, and smoothness of the sliding plate during movement is improved.
Optionally, the anti-overpressure buffer component comprises a limiting plate, a plurality of telescopic rods and buffer springs, wherein the limiting plate is connected inside the movable clamping plate in a sliding manner, the telescopic rods are fixedly arranged between the limiting plate and the movable clamping plate, and the buffer springs are sleeved on the outer sides of the telescopic rods;
the limiting plate is fixedly connected with the push rod, the telescopic rod is located at one side, far away from the push rod, of the limiting plate, and the buffer spring is always in a compressed state.
Through adopting above-mentioned technical scheme, remove splint butt to sampling tube lateral wall, when the push rod is great to the thrust that removes splint and apply, buffer spring can carry out buffer compensation to thrust, makes the sampling tube lateral wall be difficult for bearing great pressure and leads to the damaged leakage of sampling tube body to improve the health of experimental facilities internal environment.
Optionally, the driving assembly comprises a worm wheel fixedly sleeved on the outer side of the driving shaft, a rotating motor arranged on the experiment table and a worm fixedly arranged at the end part of an output shaft of the rotating motor; the worm wheel and the worm are meshed with each other.
Through adopting above-mentioned technical scheme, not only can drive the drive shaft rotation by worm wheel, worm, can realize the locking to the drive shaft under the condition of rotating electrical machines unpowered input moreover, be difficult for taking place to rotate after making the drive shaft atress to improve fixed rotary mechanism's stability.
Optionally, the driving mechanism includes two transverse driving modules respectively arranged on the frame, four longitudinal driving modules respectively arranged between the two transverse driving modules, two first control motors respectively arranged at two ends of each transverse driving module, a driving synchronous wheel fixedly sleeved on an output shaft of the first control motor, a driven synchronous wheel rotationally sleeved on the output shaft of the first control motor, and a first synchronous belt arranged between the driving synchronous wheel and the driven synchronous wheel on the output shafts of the two first control motors on the same transverse driving module;
the longitudinal driving modules and the transverse driving modules are mutually perpendicular and connected in a sliding mode, the four longitudinal driving modules are correspondingly controlled by the four first control motors to move transversely, and the four first synchronous belts are respectively connected with the corresponding four longitudinal driving modules.
Through adopting above-mentioned technical scheme, but two horizontal drive module and four vertical drive module cooperation use the horizontal and longitudinal movement of two first arms of simultaneous control and two second arms, and four first control motor correspond respectively and be located around the test equipment, all overlap on every first control motor simultaneously and be equipped with a initiative synchronizing wheel and a driven synchronizing wheel, initiative synchronizing wheel and driven synchronizing wheel on two first control motor output shafts on the same horizontal drive module mutually support and use, make the space of whole test equipment can make full use of, thereby make two sets of first arms and two sets of second arms controllable two sets of sampling pipes synchronous detection, when improving detection efficiency, the compactness of equipment has still been improved, reduce equipment occupation space, space utilization has been improved.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the two groups of first mechanical arms and the two groups of second mechanical arms can simultaneously control the two groups of sampling pipes to synchronously detect, and the clamping rotating mechanism can simultaneously clamp the buckles of the plurality of sampling pipes, so that the plurality of sampling pipes can be simultaneously opened for detection, and the pipe bodies of the plurality of sampling pipes can be fixed through the fixed rotating mechanism, so that the pipe bodies of the sampling pipes are not easy to slip when the clamping rotating mechanism drives the buckles of the sampling pipes to rotate, the operation of medical staff is more convenient, and the working efficiency of the medical staff is improved;
2. the adjusting component can realize equidistant adjustment among the plurality of clamping components, so that the clamping rotating mechanism is adapted to sampling boxes with different intervals, the practicability and the applicability of the nucleic acid quick-detection experimental equipment are improved, the clamping rotating mechanism is convenient to operate, the clamping and the rotation of the plurality of sampling tube covers can be simultaneously controlled, and the detection efficiency of medical staff is improved;
3. when the movable clamping plate clamps the sampling tube, the outer side wall of the sampling tube body is not easy to bear excessive pressure to cause damage, so that the sampling tube body is protected from overpressure, the subsequent recycling of the sampling tube body is facilitated, and the reagent to be detected in the sampling tube body is not easy to leak;
4. the linkage assembly can synchronously drive the two push rods to approach or separate from each other, so that the synchronous movement of the two movable clamping plates is realized; the roller converts sliding friction between the sliding plate and the sliding groove into rolling friction, so that friction force between the sliding plate and the sliding groove is reduced, and smoothness of the sliding plate in moving is improved;
5. the worm wheel and the worm can drive the driving shaft to rotate, and can lock the driving shaft under the condition that the rotating motor does not have power input, so that the driving shaft is not easy to rotate after being stressed, and the stability of the fixed rotating mechanism is improved;
6. two groups of first mechanical arms and two groups of second mechanical arms can control two groups of sampling pipes to synchronously detect, so that the compactness of the equipment is improved, the occupied space of the equipment is reduced, and the space utilization rate is improved.
Drawings
FIG. 1 is a schematic diagram of the structure of a transmission component set of a nucleic acid quick-test experimental apparatus in an embodiment of the application;
FIG. 2 is a schematic diagram showing a partial structure of a transmission member group of a nucleic acid quick-test experiment apparatus;
FIG. 3 is a schematic diagram showing the structure of a driving mechanism;
FIG. 4 is a schematic view showing a partially enlarged structure of the portion A in FIG. 3;
FIG. 5 is a schematic view showing a partial structure of the clamping and rotating mechanism;
FIG. 6 is a partial exploded view of the clamp rotary mechanism;
FIG. 7 is a schematic view showing a partially enlarged structure of a portion B in FIG. 6;
FIG. 8 is a schematic view showing a partial structure of a fixed rotation mechanism;
FIG. 9 is a partial cross-sectional view showing a stationary rotation mechanism;
FIG. 10 is a schematic view showing a partially enlarged structure of a portion C in FIG. 9;
fig. 11 is a partial cross-sectional view showing an overpressure resistant cushioning assembly.
Reference numerals illustrate: 1. an experiment table; 2. a frame; 3. a first mechanical arm; 4. a second mechanical arm; 5. a clamping and rotating mechanism; 51. a support frame; 52. an adjusting block; 53. a rotation shaft; 54. a rotating assembly; 541. moving the rack; 542. a moving gear; 543. a moving plate; 544. a driving cylinder; 55. an adjustment assembly; 551. adjusting a screw; 552. a driving motor; 553. a guide rod; 554. a connecting rod; 56. a clamping assembly; 561. a clamping frame; 562. a power motor; 563. a drive gear; 564. a drive rack; 565. a support block; 566. clamping blocks; 6. a sampling device; 7. a fixed rotation mechanism; 71. a drive shaft; 72. a rotating frame; 721. a fixing hole; 73. a fixed clamping plate; 74. moving the clamping plate; 75. a push rod; 76. a guide ring; 77. an overpressure resistant cushioning assembly; 771. a limiting plate; 772. a telescopic rod; 773. a buffer spring; 78. a linkage assembly; 781. a slip plate; 782. a driving block; 7821. a slip groove; 783. a roller; 784. a support plate; 785. driving a screw; 786. a thrust motor; 79. a drive assembly; 791. a worm wheel; 792. a rotating electric machine; 793. a worm; 8. a detection device; 9. a driving mechanism; 91. a lateral driving module; 92. a longitudinal driving module; 93. a first control motor; 94. a driving synchronizing wheel; 95. a driven synchronizing wheel; 96. a first synchronization belt; 97. and a second control motor.
Detailed Description
The present application is described in further detail below in conjunction with figures 1-11.
The embodiment of the application discloses a transmission component group of nucleic acid quick-detection experimental equipment. Referring to fig. 1 and 2, a transmission component group of a nucleic acid quick-detection experimental device comprises an experiment table 1, a frame 2 is arranged above the experiment table 1, two first mechanical arms 3 and two second mechanical arms 4 are arranged on the frame 2, and the first mechanical arms 3 and the second mechanical arms 4 can move along the height direction. The first mechanical arm 3 is provided with a clamping and rotating mechanism 5, and the clamping and rotating mechanism 5 is used for simultaneously clamping the fastening covers of a plurality of sampling pipes and can drive the fastening covers to rotate. The second mechanical arm 4 is provided with a plurality of sampling devices 6, the experiment table 1 is provided with a fixed rotating mechanism 7, and the fixed rotating mechanism 7 is used for fixing and rotating a plurality of sampling tube bodies. A detection device 8 for detecting the reagent in the sampling tube body is also arranged above the experiment table 1; the frame 2 is also provided with a driving mechanism 9, and the driving mechanism 9 is used for driving the first mechanical arm 3 and the second mechanical arm 4 to move transversely and longitudinally.
Referring to fig. 3 and 4, the driving mechanism 9 includes two lateral driving modules 91 respectively disposed on the frame 2, four longitudinal driving modules 92 are respectively disposed between the two lateral driving modules 91, two first control motors 93 are respectively disposed at two ends of each lateral driving module 91, a driving synchronizing wheel 94 and a driven synchronizing wheel 95 are fixedly sleeved on an output shaft of each first control motor 93, the driving synchronizing wheel 94 and the driven synchronizing wheel 95 on output shafts of the two first control motors 93 on the same lateral driving module 91 are mutually matched, and a first synchronizing belt 96 is disposed between the driving synchronizing wheel 94 and the driven synchronizing wheel 95 mutually matched in the same lateral driving module 91. The longitudinal driving modules 92 and the transverse driving modules 91 are mutually perpendicular and slidingly connected, four first control motors 93 respectively control the four longitudinal driving modules 92 to move transversely correspondingly, and four first synchronous belts 96 are respectively connected with the corresponding four longitudinal driving modules 92. The longitudinal driving module 92 is also provided with a second control motor 97, a driving synchronous wheel, a driven synchronous wheel and longitudinal synchronous belts, and the four longitudinal synchronous belts are respectively connected with the corresponding first mechanical arm 3 or second mechanical arm 4.
When the reagent in the sampling tube is detected through the nucleic acid rapid detection experimental equipment, firstly, a medical staff places the sampling box with a plurality of sampling tubes on the experiment table 1, then the first mechanical arm 3 drives the clamping rotary mechanism 5 to clamp the buckle covers of the plurality of sampling tubes, the driving mechanism 9 drives the first mechanical arm 3 and the plurality of sampling tubes to move to one side of the clamping rotary mechanism 7, then the plurality of sampling tube bodies are fixed through the fixing rotary mechanism 7, then the clamping rotary mechanism 5 drives the buckle covers of the plurality of sampling tubes to rotate, the sampling tubes are opened, then the plurality of sampling tube bodies are rotated to one side close to the sampling device 6 through the fixing rotary mechanism 7, then the second mechanical arm 4 drives the plurality of sampling devices 6 to extract the nucleic acid detection reagent in the plurality of sampling tube bodies, and the extracted reagent is moved into the detection device 8 through the second mechanical arm 4 to carry out detection analysis, then the clamping rotary mechanism 5 is screwed onto the sampling tube bodies through the fixing rotary mechanism 7 to drive the plurality of sampling tubes to one side of the clamping rotary mechanism 5, then the driving mechanism 9 and the first mechanical arm 3 is moved to initially move to the plurality of sampling tubes, and then the sampling tube is detected again.
Referring to fig. 2 and 5, the clamping and rotating mechanism 5 includes a support frame 51 disposed at one side of the first mechanical arm 3, and a plurality of adjusting blocks 52 are slidably connected in the support frame 51, and the plurality of adjusting blocks 52 are uniformly distributed at intervals along the length direction of the support frame 51. A rotating shaft 53 is rotatably connected in each adjusting block 52, and the rotating shafts 53 are arranged in the vertical direction. The support frame 51 is provided with a rotating assembly 54, and the rotating assembly 54 is used for synchronously driving the plurality of rotating shafts 53 to rotate. An adjusting assembly 55 is arranged between the adjusting blocks 52 and the supporting frame 51, and the adjusting assembly 55 is used for equidistantly adjusting the spacing between the adjusting blocks 52; a clamping assembly 56 is arranged below the rotating shaft 53, and the clamping assembly 56 is used for clamping the cover of the sampling tube.
Referring to fig. 5 and 6, the rotating assembly 54 includes a moving rack 541 slidably coupled to the support frame 51 along a length direction of the support frame 51, a moving gear 542 fixedly coupled over the rotating shaft 53, and the moving rack 541 is engaged with the plurality of moving gears 542. A moving plate 543 is fixedly arranged on one side of the moving rack 541, a driving cylinder 544 is arranged between the moving plate 543 and the supporting frame 51, a cylinder body of the driving cylinder 544 is fixedly connected with the supporting frame 51, and a piston rod of the driving cylinder 544 is fixedly connected with the moving plate 543.
Referring to fig. 5 and 6, the adjusting assembly 55 includes an adjusting screw 551 rotatably coupled to the supporting frame 51, the adjusting screw 551 is disposed along a length direction of the supporting frame 51, the adjusting screw 551 sequentially penetrates the plurality of adjusting blocks 52, and the adjusting screw 551 is screw-coupled with one of the adjusting blocks 52 located at one side of the end portion. One end of the adjusting screw 551 is provided with a driving motor 552; the support frame 51 is further fixedly provided with guide rods 553 arranged along the length direction of the support frame 51, the guide rods 553 sequentially penetrate through the plurality of adjusting blocks 52, and the guide rods 553 are connected with the adjusting blocks 52 in a sliding manner. One side of each of the plurality of adjusting blocks 52 is hinged with a connecting rod 554, one end, far away from the adjusting block 52, of each two adjacent connecting rods 554 is hinged with each other, and the connecting rod 554, far away from one side of the adjusting block 52, which is in threaded connection with the adjusting screw 551, is hinged with the supporting frame 51.
Referring to fig. 5 and 7, the clamping assembly 56 includes a clamping frame 561 fixedly arranged below the rotating shaft 53, a power motor 562 is arranged below the clamping frame 561, a driving gear 563 is fixedly sleeved on an output shaft of the power motor 562, two driving racks 564 are slidingly connected to the clamping frame 561, the driving gear 563 is located between the two driving racks 564, the driving gear 563 is meshed with the two driving racks 564, and the two driving racks 564 synchronously and reversely move. The two driving racks 564 are respectively fixedly provided with a supporting block 565 on one side far away from each other, the two supporting blocks 565 are fixedly provided with clamping blocks 566 on one side close to each other, and the two clamping blocks 566 are symmetrically arranged; one side that two clamp splice 566 are close to each other is the arc setting, and curved convex surface direction is towards two clamp splice 566 one side that keep away from each other, and clamp splice 566 curved one side is used for increasing the area of contact between clamp splice 566 and the sampling pipe buckle closure, makes the difficult slip of sampling pipe buckle closure in rotatory in-process.
When the clamping and rotating mechanism 5 drives the sampling tube buckle cover to rotate, firstly, a power motor 562 is started, then the power motor 562 drives a rotating shaft 53 to rotate, the rotating shaft 53 drives a driving gear 563 to rotate, the driving gear 563 can drive two driving racks 564 to synchronously and reversely move, the two driving racks 564 respectively drive two supporting blocks 565 and two clamping blocks 566 to mutually approach, so that the clamping of the sampling tube buckle cover is realized, then, a driving cylinder 544 is started, a piston rod of the driving cylinder 544 drives a moving plate 543 to move, the moving plate 543 drives the moving rack 541 fixedly connected with the moving plate 543 to move, the moving rack 541 synchronously drives a plurality of moving gears 542 to rotate, the moving gear 542 can drive the rotating shaft 53 fixedly connected with the moving plate 542 to synchronously rotate, and the plurality of rotating shafts 53 synchronously drive a plurality of clamping assemblies 56 to rotate, so as to drive a plurality of sampling tube buckle covers to rotate, and a plurality of sampling tubes are opened; when the interval between a plurality of clamping components 56 needs to be adjusted, at first, medical personnel starts driving motor 552, then driving motor 552 drives adjusting screw 551 to rotate, adjusting screw 551 drives adjusting block 52 which is in threaded connection with adjusting screw 551 to move, then a plurality of adjusting blocks 52 move synchronously at equal intervals under the action of connecting rod 554, and accordingly equidistant adjustment between a plurality of adjacent adjusting blocks 52 is achieved, then adjusting block 52 can drive rotating shaft 53 to move, rotating shaft 53 drives clamping components 56 to move, equidistant adjustment between a plurality of clamping components 56 is achieved, and therefore clamping rotating mechanism 5 is enabled to adapt to sampling boxes with different intervals, and practicality and applicability of nucleic acid quick detection experimental equipment are improved.
Referring to fig. 8 and 9, the fixed rotation mechanism 7 includes a driving shaft 71 rotatably connected to the upper side of the experiment table 1 in the vertical direction, a rotating frame 72 is provided above the driving shaft 71, the rotating frame 72 is detachably connected to the driving shaft 71 by bolts, a plurality of fixing holes 721 are formed on both sides of the rotating frame 72, and the sampling tube can be inserted into the fixing holes 721. Two fixed clamping plates 73 are fixedly arranged below the rotating frame 72, and the two fixed clamping plates 73 are symmetrically arranged. Two movable clamping plates 74 are arranged between the two fixed clamping plates 73, and the two movable clamping plates 74 are in one-to-one correspondence with the two fixed clamping plates 73. Two push rods 75 are arranged between the two movable clamping plates 74, two guide rings 76 matched with the push rods 75 are fixedly arranged below the rotating frame 72, and the push rods 75 are slidably connected with the guide rings 76. An overpressure-preventing buffer assembly 77 is arranged between the push rod 75 and the movable clamping plate 74, and the overpressure-preventing buffer assembly 77 is used for overpressure-preventing protection of the sampling tube body. A linkage assembly 78 is arranged between the two push rods 75, and the linkage assembly 78 is used for driving the two push rods 75 to approach or separate from each other; a driving assembly 79 is further disposed between the driving shaft 71 and the experiment table 1, and the driving assembly 79 is used for driving the driving shaft 71 to rotate.
Referring to fig. 8 and 9, the driving assembly 79 includes a worm gear 791 fixedly sleeved on the outer side of the driving shaft 71, a rotating motor 792 is arranged below the experiment table 1, a worm 793 is fixedly sleeved on the end portion of the shaft output by the rotating motor 792, the worm gear 791 and the worm 793 are meshed with each other, and the worm gear 791 and the worm 793 can lock the driving shaft 71 under the condition that the rotating motor 792 does not have power input, so that the driving shaft 71 is not easy to rotate after being stressed.
Referring to fig. 9 and 10, the linkage assembly 78 includes two sliding plates 781 respectively fixed on two push rods 75 near one side thereof, a driving block 782 is disposed between the two sliding plates 781, the driving block 782 is a wedge-shaped block, the driving blocks 782 are respectively disposed near two sides of the sliding plates 781 in an inclined manner, two sides of the driving block 782 are respectively disposed with sliding grooves 7821 in an inclined manner, and the sliding plates 781 are located in the sliding grooves 7821 to slide. The two sliding plates 781 are close to each other and are rotatably connected with a roller 783 on one side, the sliding plates 781 are located in the sliding grooves 7821 to roll, the roller 783 is used for converting sliding friction between the sliding plates 781 and the sliding grooves 7821 into rolling friction, and therefore friction between the sliding plates 781 and the sliding grooves 7821 is reduced, and smoothness of the sliding plates 781 during movement is improved. A supporting plate 784 is fixedly arranged below the rotating frame 72, a driving screw 785 is rotatably connected to the supporting plate 784, and the driving screw 785 is in threaded connection with the driving block 782. A thrust motor 786 is provided between the drive screw 785 and the support plate 784.
Referring to fig. 11, the overpressure preventing buffer assembly 77 includes a limiting plate 771 slidably coupled inside the moving clamping plate 74, the limiting plate 771 being fixedly coupled with the push rod 75; a plurality of telescopic rods 772 are fixedly arranged between the limiting plate 771 and the movable clamping plate 74, and the telescopic rods 772 are uniformly distributed on one side, far away from the push rod 75, of the limiting plate 771. The outside of the telescopic rod 772 is sleeved with a buffer spring 773, and the buffer spring 773 is always in a compressed state.
When the sampling tube body is clamped through the fixed rotating mechanism 7, firstly, the thrust motor 786 is started, then the thrust motor 786 drives the driving screw 785 to rotate, the driving screw 785 drives the driving block 782 to move, the driving block 782 is a wedge-shaped block, the driving block 781 and the roller 783 are driven to move in the sliding groove 7821, the two sliding plates 781 are separated from each other, the two sliding plates 781 can synchronously drive the two push rods 75 to separate from each other, the two push rods 75 drive the two movable clamping plates 74 to move towards the side close to the corresponding fixed clamping plates 73, so that the outer side wall of the fixed tube body can be fixed, otherwise, the thrust motor 786 reversely rotates to synchronously drive the two push rods 75 to be close to each other, and the fixation of the outer side wall of the sampling tube body can be relieved; meanwhile, when the pushing force applied by the pushing rod 75 to the movable clamping plate 74 is large, the buffer spring 773 can buffer and compensate the pushing force, so that the outer side wall of the sampling tube is not easy to bear large pressure to cause damage and leakage of the tube body of the sampling tube, and the anti-overpressure buffer assembly 77 can prevent the outer side wall of the sampling tube from being easily bear excessive pressure to cause damage, so that the tube body of the sampling tube is protected from overpressure, the subsequent recycling of the tube body of the sampling tube is facilitated, and the sanitation of the internal environment of experimental equipment is improved.
The implementation principle of the transmission component group of the nucleic acid quick detection experimental equipment provided by the embodiment of the application is as follows: when the reagent in the sampling tube is detected through the nucleic acid rapid detection experimental equipment, firstly, a medical staff places the sampling box with a plurality of sampling tubes on the experiment table 1, then the first mechanical arm 3 drives the clamping rotary mechanism 5 to move to one side of the sampling box, the clamping component 56 clamps the buckling covers of the plurality of sampling tubes, the first mechanical arm 3 moves to one side of the fixed rotary mechanism 7, the plurality of sampling tube bodies are fixed through the fixed rotary mechanism 7, then the rotary component 54 drives the buckling covers of the plurality of sampling tubes to rotate, the sampling tube is opened, then the driving component 79 drives the plurality of sampling tube bodies to rotate, the plurality of sampling tube bodies are moved to one side close to the sampling device 6, then the second mechanical arm 4 drives the plurality of sampling devices 6 to extract the nucleic acid detection reagent in the plurality of sampling tube bodies, the extracted reagent is moved to the detection device 8 through the second mechanical arm 4 to carry out detection analysis, the plurality of sampling tube bodies are driven to rotate to one side of the clamping rotary mechanism 5 through the driving component 79 again, the buckling covers are screwed to the sampling tube bodies through the clamping rotary mechanism 5, and then the first mechanical arm 3 moves to the original sampling tube body again, and then the plurality of sampling tubes can be detected in the original sampling box is detected; wherein can the buckle closure of a plurality of sampling pipes of centre gripping simultaneously through centre gripping rotary mechanism 5 to can open a plurality of sampling pipes simultaneously and detect, and can fix a plurality of sampling pipe body through fixed rotary mechanism 7, when making centre gripping rotary mechanism 5 drive sampling pipe buckle closure rotation, the body of sampling pipe is difficult for taking place to skid, thereby makes medical personnel's operation more convenient, has improved medical personnel's work efficiency.
The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims (10)

1. A transmission part group of nucleic acid quick-detection experimental equipment is characterized in that: the device comprises an experiment table (1), a frame (2) arranged above the experiment table (1), two first mechanical arms (3) arranged on the frame (2) and capable of moving along the height direction, two second mechanical arms (4) arranged on the frame (2) and capable of moving along the height direction, a driving mechanism (9) arranged on the frame (2) and used for driving the first mechanical arms (3) and the second mechanical arms (4) to move along the transverse direction and the longitudinal direction, a clamping rotating mechanism (5) arranged on the first mechanical arms (3) and used for simultaneously clamping a plurality of sampling tube covers and driving the clamping rotating mechanism to rotate, a plurality of sampling devices (6) arranged on the second mechanical arms (4), a fixed rotating mechanism (7) arranged on the experiment table (1) and used for fixing and rotating a plurality of sampling tube bodies, and a detection device (8) arranged above the experiment table (1) and used for detecting the reagent in the sampling tube bodies;
the clamping and rotating mechanism (5) comprises a supporting frame (51) arranged on one side of the first mechanical arm (3), a plurality of adjusting blocks (52) connected in the supporting frame (51) in a sliding mode, rotating shafts (53) connected in the adjusting blocks (52) in a rotating mode in the vertical direction, adjusting components (55) arranged between the adjusting blocks (52) and the supporting frame (51) and used for adjusting the intervals among the adjusting blocks (52) at equal intervals, rotating components (54) arranged on the supporting frame (51) and used for synchronously driving the rotating shafts (53) to rotate, and clamping components (56) arranged below the rotating shafts (53) and used for clamping sampling tube covers; a plurality of the rotating shafts (53) are arranged at intervals.
2. The transmission component set of the nucleic acid rapid test apparatus according to claim 1, wherein: the adjusting assembly (55) comprises an adjusting screw rod (551) rotatably connected to the supporting frame (51), a driving motor (552) arranged at one end of the adjusting screw rod (551), a guide rod (553) fixedly arranged on the supporting frame (51), and a plurality of connecting rods (554) respectively hinged to one sides of the adjusting blocks (52);
the adjusting screw (551) and the guide rod (553) all run through a plurality of regulating blocks (52) in proper order, guide rod (553) slide with regulating block (52) and are connected, just adjusting screw (551) with be located one of them regulating block (52) threaded connection of tip one side, keep away from with connecting rod (554) and support frame (51) articulated of regulating block (52) one side of adjusting screw (551) threaded connection, and adjacent two connecting rod (554) are kept away from regulating block (52) one end and are articulated each other.
3. The transmission component set of the nucleic acid rapid test apparatus according to claim 1, wherein: the clamping assembly (56) comprises a clamping frame (561) fixedly arranged below the rotating shaft (53), a power motor (562) arranged on the clamping frame (561), a driving gear (563) fixedly sleeved on the outer side wall of an output shaft of the power motor (562), two driving racks (564) connected to the clamping frame (561) in a sliding manner, two supporting blocks (565) respectively fixedly arranged on one side of the two driving racks (564) away from each other, and clamping blocks (566) fixedly arranged on one side of the two supporting blocks (565) close to each other;
the driving gear (563) is located between the two driving racks (564), the driving gear (563) is meshed with the two driving racks (564), and the two clamping blocks (566) are symmetrically arranged.
4. A kit of parts for a nucleic acid rapid test apparatus according to claim 3, wherein: the two clamping blocks (566) are arranged in an arc shape on one side close to each other, and the arc-shaped convex surface direction faces to one side, away from each other, of the two clamping blocks (566).
5. The transmission component set of the nucleic acid rapid test apparatus according to claim 1, wherein: the rotating assembly (54) comprises a movable rack (541) connected to the support frame (51) in a sliding manner, a movable gear (542) fixedly sleeved at one end of the rotating shaft (53), a movable plate (543) fixedly arranged at one side of the movable rack (541), and a driving cylinder (544) arranged between the movable plate (543) and the support frame (51); the movable rack (541) is engaged with a movable gear (542).
6. The transmission component set of the nucleic acid rapid test apparatus according to claim 1, wherein: the fixed rotating mechanism (7) comprises a driving shaft (71) which is rotationally connected above the experiment table (1) along the vertical direction, a rotating frame (72) which is detachably connected above the driving shaft (71), two fixed clamping plates (73) which are symmetrically and fixedly arranged below the rotating frame (72), two movable clamping plates (74) which are arranged between the two fixed clamping plates (73), two push rods (75) which are arranged between the two movable clamping plates (74), an overpressure-preventing buffer component (77) which is arranged between the push rods (75) and the movable clamping plates (74) and used for preventing overpressure protection of the sampling tube body, a linkage component (78) which is arranged between the two push rods (75) and used for driving the two push rods (75) to be close to or far away from each other, and a driving component (79) which is arranged between the driving shaft (71) and the experiment table (1) and used for driving the driving shaft (71) to rotate;
a plurality of fixing holes (721) are formed in two sides of the rotating frame (72), the sampling tube can be inserted into the fixing holes (721), the two movable clamping plates (74) are in one-to-one correspondence with the two fixing clamping plates (73), and the push rod (75) is connected with the rotating frame (72) in a sliding mode.
7. The transmission component set of the nucleic acid rapid test apparatus according to claim 6, wherein: the linkage assembly (78) comprises two sliding plates (781) which are respectively fixedly arranged on one sides of the two push rods (75) which are close to each other, a driving block (782) which is simultaneously connected with the two sliding plates (781) in a sliding manner, a roller (783) which is rotationally connected on one side of the two sliding plates (781) which are close to each other, a supporting plate (784) which is fixedly arranged on the rotating frame (72), a driving screw (785) which is rotationally connected on the supporting plate (784), and a thrust motor (786) which is arranged at one end of the driving screw (785);
the driving block (782) is a wedge block, the driving block (782) is obliquely arranged close to two sides of the sliding plate (781) respectively, sliding grooves (7821) are formed in two sides of the driving block (782) in an obliquely arranged mode respectively, the sliding plate (781) and the roller (783) are both located in the sliding grooves (7821), and the driving screw (785) is in threaded connection with the driving block (782).
8. The transmission component set of the nucleic acid rapid test apparatus according to claim 6, wherein: the anti-overpressure buffer assembly (77) comprises a limiting plate (771) connected inside the movable clamping plate (74) in a sliding manner, a plurality of telescopic rods (772) fixedly arranged between the limiting plate (771) and the movable clamping plate (74), and buffer springs (773) sleeved on the outer sides of the telescopic rods (772);
the limiting plate (771) is fixedly connected with the push rod (75), the telescopic rod (772) is located at one side, far away from the push rod (75), of the limiting plate (771), and the buffer spring (773) is always in a compressed state.
9. The transmission component set of the nucleic acid rapid test apparatus according to claim 6, wherein: the driving assembly (79) comprises a worm wheel (791) fixedly sleeved on the outer side of the driving shaft (71), a rotating motor (792) arranged on the experiment table (1) and a worm (793) fixedly arranged at the end part of an output shaft of the rotating motor (792); the worm wheel (791) and the worm (793) are meshed with each other.
10. The transmission component set of a nucleic acid rapid test apparatus according to any one of claims 1 to 9, wherein: the driving mechanism (9) comprises two transverse driving modules (91) which are respectively arranged on the frame (2), four longitudinal driving modules (92) which are respectively arranged between the two transverse driving modules (91), two first control motors (93) which are respectively arranged at two ends of each transverse driving module (91), a driving synchronous wheel (94) which is fixedly sleeved on an output shaft of each first control motor (93), a driven synchronous wheel (95) which is rotatably sleeved on an output shaft of each first control motor (93), and a first synchronous belt (96) which is arranged between the driving synchronous wheel (94) and the driven synchronous wheel (95) on the output shafts of the two first control motors (93) on the same transverse driving module (91);
the longitudinal driving modules (92) and the transverse driving modules (91) are mutually perpendicular and connected in a sliding mode, four first control motors (93) respectively control the four longitudinal driving modules (92) to move transversely correspondingly, and four first synchronous belts (96) are respectively connected with the corresponding four longitudinal driving modules (92).
CN202211137058.1A 2022-09-19 2022-09-19 Transmission part group of nucleic acid quick-detection experimental equipment Active CN116281798B (en)

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