CN114273090B - Centrifugal extraction type detection equipment for biomedical treatment - Google Patents
Centrifugal extraction type detection equipment for biomedical treatment Download PDFInfo
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Abstract
The invention relates to the field of biomedical science, in particular to biomedical centrifugal extraction type detection equipment. Technical problems: during biomedical detection, only one sample can be centrifuged, a plurality of samples cannot be centrifuged at the same time, and after centrifugation, the solution is required to be extracted, so that the upper layer solution is easily left to a certain extent or the lower layer solution overflows in advance. The technical scheme is as follows: a biomedical centrifugal extraction type detection device comprises a support leg, a mounting plate and the like; the upper parts of the three supporting legs are fixedly connected with mounting plates. According to the invention, five samples to be detected are centrifuged at the same time, then the five centrifuged samples to be detected are inclined, and the five inclined samples to be detected are extracted and timely conveyed to the detection device for detection, so that the working efficiency is improved, and meanwhile, the overflow of the solution is avoided, and the accuracy of the detection result is improved.
Description
Technical Field
The invention relates to the field of biomedical science, in particular to biomedical centrifugal extraction type detection equipment.
Background
Most of bioengineering is a modern engineering technology which takes biological theory and technology as support and combines chemical machinery, electronic computer and other subjects, along with the continuous development of bioengineering technology, the bioengineering technology is widely applied to medicine, and bioengineering and medicine are integrated into an emerging technology, namely biomedical treatment;
in the prior art, during biomedical detection, only one sample can be centrifuged generally, a plurality of samples cannot be centrifuged simultaneously, and meanwhile, a centrifugal device is separated from a detection device, so that direct detection after centrifugation is inconvenient, work efficiency is reduced, people are inconvenient to use, solutions are required to be extracted after centrifugation, and the upper layer solution is quite easy to carry over a certain amount or overflow the lower layer solution in advance by adopting a direct dumping mode, so that detection results are influenced.
In summary, there is a need to develop a biomedical centrifugal extraction type detection apparatus to overcome the above-mentioned problems.
Disclosure of Invention
In order to overcome the defects that only one sample can be centrifuged during biomedical detection, a plurality of samples cannot be centrifuged at the same time, and the solution needs to be extracted after centrifugation, so that the upper layer solution is easy to leave a certain amount or the lower layer solution overflows in advance, the invention provides biomedical centrifugal extraction type detection equipment.
The technical scheme is as follows: a biomedical centrifugal extraction type detection device comprises support legs, a mounting plate, a centrifugal unit, a dumping unit and a detection unit; the upper parts of the three supporting legs are fixedly connected with mounting plates; the upper surface of the mounting plate is connected with a centrifugal unit for centrifuging five samples to be detected; the middle part of the upper surface of the mounting plate is connected with a dumping unit for inclining five samples to be detected; the dumping unit is connected with the centrifugal unit; the upper part of the dumping unit is connected with a detection unit for detecting five samples to be detected.
More preferably, the centrifugal unit comprises a first electric turntable, a supporting plate, a first transmission shaft, a first straight gear, a first fixed rod, a first fixed frame, a disc, a second straight gear, a first fixed plate, a second fixed plate, a third fixed plate, a limiting ring, a second electric push rod, a fixed block, a sliding rod, a connecting block, a second spring, a connecting frame, a third fixed rod, an electric reel and a separation plate; the rear part of the mounting plate is provided with a first electric turntable; the rear part of the upper surface of the mounting plate is fixedly connected with a supporting plate; the first electric turntable rotating part is fixedly connected with a first transmission shaft; the first transmission shaft is rotationally connected with the supporting plate; the upper part of the first transmission shaft is fixedly connected with a first straight gear; the left part and the right part of the upper surface of the mounting plate are fixedly connected with a first fixing rod respectively; the upper parts of the two first fixing rods are fixedly connected with first fixing frames; the lower part of the first fixing frame is rotationally connected with a disc; the outer ring surface of the disc is fixedly connected with a second spur gear; the second straight gear is meshed with the first straight gear; the upper surface of the disc is fixedly connected with a first fixing plate; five second fixing plates are fixedly connected to the lower surface of the disc in an annular equidistant manner; five third fixing plates are fixedly connected to the lower surface of the disc in an annular equidistant manner; a limiting ring is rotationally connected between the left and right adjacent second fixing plates and the third fixing plates; five second electric push rods are fixedly connected to the upper surface of the first fixing frame in an annular equidistant manner; the five second electric push rod telescopic parts are fixedly connected with a fixed block; two sliding bars are fixedly connected in the middle of each of the five fixed blocks, and the two sliding bars are a group; a connecting block is fixedly connected between each two sliding rods; the lower parts of the five groups of sliding rods are respectively connected with a connecting frame in a rotating way; the outer sides of the five groups of sliding rods are sleeved with a second spring, one end of the second spring is fixedly connected with the fixed block, and the other end of the second spring is fixedly connected with the connecting frame; the lower parts of the five connecting frames are respectively and rotatably connected with a third fixing rod; the upper parts of the five third fixed rods are respectively and rotatably connected with an electric reel; the lower parts of the five third fixing rods are respectively and rotatably connected with a separation plate; the five electric reels are respectively connected with a separation plate through ropes; the first fixing frame is connected with the detection unit; the disc is connected with the dumping unit.
More preferably, the inner walls of the five limiting rings are provided with rubber bumps for limiting the five test tubes.
More preferably, the disc is provided with five through holes at equal intervals.
More preferably, the dumping unit comprises a second electric turntable, a second transmission shaft, a first fixing ring, a first wedge-shaped plate, a first electric push rod, a second fixing ring, a first fixing disk and a round block; the middle part of the disc is rotationally connected with a second transmission shaft; the middle part of the mounting plate is provided with a second electric turntable; the second electric turntable rotating part is fixedly connected with a second transmission shaft; the lower part of the second transmission shaft is fixedly connected with a first fixing ring; the outer ring surface of the first fixing ring is fixedly connected with two first wedge-shaped plates; the upper surface of the mounting plate is fixedly connected with two first electric push rods; the two first electric push rod telescopic parts are fixedly connected with second fixing rings; the upper part of the second fixing ring is fixedly connected with a first fixing disc; the first fixed disc is in transmission connection with the second transmission shaft; five round blocks are rotatably connected with the middle part of the first fixed disc in an annular equidistant mode.
More preferably, the second transmission shaft outer ring surface is provided with convex strips in annular equidistant mode.
More preferably, the detection unit comprises a connecting rod, a second wedge-shaped plate, a second fixed disc, a first spring, a second fixed frame, a detection box, a second fixed rod, a liquid extractor, a catheter and a touch switch; the left part and the right part of the first fixing frame are respectively connected with a connecting rod in a sliding way; the lower parts of the two connecting rods are fixedly connected with a second wedge-shaped plate; the upper parts of the two connecting rods are fixedly connected with a second fixed disk; the outer sides of the two connecting rods are sleeved with a first spring, one end of the first spring is fixedly connected with the first fixing frame, and the other end of the first spring is fixedly connected with the second fixing plate; the upper surface of the second fixed disc is fixedly connected with a second fixed frame; the upper part of the second fixing frame is fixedly connected with a detection box; the lower surface of the second fixed disc is fixedly connected with a second fixed rod; five liquid extractors are annularly and equidistantly arranged on the outer ring surface of the second fixing rod; the upper parts of the five liquid extractors are communicated with a conduit; the five guide pipes are communicated with the detection box; a touch switch is arranged at the upper parts of the five liquid extractors.
More preferably, the lower parts of the five liquid extractors are communicated with a needle tube for extracting the solution samples in the five test tubes.
More preferably, the second fixing disc is provided with five through holes at equal intervals in a ring shape.
The beneficial effects of the invention are as follows: according to the invention, five samples to be detected are centrifuged at the same time, then the five centrifuged samples to be detected are inclined, and the five inclined samples to be detected are extracted and timely conveyed to the detection device for detection, so that the working efficiency is improved, and meanwhile, the overflow of the solution is avoided, and the accuracy of the detection result is improved.
Drawings
FIG. 1 shows a schematic view of a first perspective construction of a biomedical centrifugal extraction type detection apparatus of the present invention;
FIG. 2 shows a schematic diagram of a second perspective configuration of the biomedical centrifugal extraction type detection apparatus of the present invention;
FIG. 3 shows a schematic perspective view of a centrifugal unit of the biomedical centrifugal extraction type detection device according to the present invention;
FIG. 4 shows a schematic view of a first partial perspective view of a centrifugal unit of a biomedical centrifugal extraction type detection apparatus according to the present invention;
FIG. 5 shows a partial exploded view of a centrifugal unit of the biomedical centrifugal extraction type detection apparatus of the present invention;
FIG. 6 shows a schematic view of a second partial perspective view of a centrifugal unit of a biomedical centrifugal extraction type detection apparatus according to the present invention;
FIG. 7 shows a schematic view of a third partial perspective view of a centrifugal unit of a biomedical centrifugal extraction type detection apparatus according to the present invention;
FIG. 8 shows a schematic view of a first perspective construction of a pouring unit of a biomedical centrifugal extraction type detection apparatus according to the present invention;
FIG. 9 is a schematic view showing a second perspective construction of a pouring unit of the biomedical centrifugal extraction type detection apparatus of the present invention;
FIG. 10 shows a schematic perspective view of a detection unit of the biomedical centrifugal extraction type detection device according to the present invention;
fig. 11 shows a schematic view of a partial perspective construction of a detection unit of the biomedical centrifugal extraction type detection apparatus of the present invention.
In the figure: 1-foot, 2-mounting plate, 201-first electric turntable, 202-support plate, 203-first transmission shaft, 204-first spur gear, 205-first fixed rod, 206-first fixed frame, 207-disc, 208-second spur gear, 209-first fixed plate, 210-second fixed plate, 211-third fixed plate, 212-stop ring, 213-second electric push rod, 214-fixed block, 215-slide bar, 216-connecting block, 217-second spring, 218-connection frame, 219-third fixed rod, 220-electric reel, 221-isolation plate, 301-second electric turntable, 302-second transmission shaft, 303-first fixed ring, 304-first wedge plate, 305-first electric push rod, 306-second fixed ring, 307-first fixed plate, 308-round block, 401-connecting rod, 402-second wedge plate, 403-second fixed plate, 404-first spring, 405-second fixed frame, 406-detection box, 407-second fixed rod, 408-liquid pump, 409-switch, 410-switch.
Detailed Description
The present invention now will be described more fully hereinafter with reference to the accompanying drawings, in which currently preferred embodiments of the invention are shown. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.
Example 1
A biomedical centrifugal extraction type detection device, which is shown in fig. 1-2, comprises a support leg 1, a mounting plate 2, a centrifugal unit, a dumping unit and a detection unit; the upper parts of the three supporting legs 1 are fixedly connected with a mounting plate 2; the upper surface of the mounting plate 2 is connected with a centrifugal unit; the middle part of the upper surface of the mounting plate 2 is connected with a dumping unit; the dumping unit is connected with the centrifugal unit; the upper part of the dumping unit is connected with a detection unit.
During operation, a worker moves the mounting plate 2 to a desired use position, three support legs 1 are kept horizontal, five test tubes filled with solution to be detected are placed in the centrifugal unit by the worker, the centrifugal unit is started to operate to centrifuge the five test tubes filled with the solution to be detected, namely five samples to be detected are centrifuged, then the pouring unit is started to operate to incline the five centrifuged samples to be detected, and meanwhile the pouring unit is started to operate to drive the detection unit to operate, so that the poured five samples to be detected are extracted and detected.
Example 2
On the basis of embodiment 1, according to fig. 1 and 3 to 11, the centrifugal unit includes a first electric turntable 201, a support plate 202, a first transmission shaft 203, a first spur gear 204, a first fixing rod 205, a first fixing frame 206, a disc 207, a second spur gear 208, a first fixing plate 209, a second fixing plate 210, a third fixing plate 211, a limit ring 212, a second electric push rod 213, a fixing block 214, a slide rod 215, a connecting block 216, a second spring 217, a connecting frame 218, a third fixing rod 219, an electric reel 220, and a partition plate 221; the rear part of the mounting plate 2 is provided with a first electric turntable 201; the rear part of the upper surface of the mounting plate 2 is fixedly connected with a supporting plate 202; a first transmission shaft 203 is fixedly connected to the rotating part of the first electric turntable 201; the first transmission shaft 203 is rotatably connected with the support plate 202; a first straight gear 204 is fixedly connected to the upper part of the first transmission shaft 203; the left part and the right part of the upper surface of the mounting plate 2 are fixedly connected with a first fixing rod 205 respectively; the upper parts of the two first fixing rods 205 are fixedly connected with a first fixing frame 206; the lower part of the first fixing frame 206 is rotatably connected with a disc 207; the outer ring surface of the disc 207 is fixedly connected with a second spur gear 208; the second spur gear 208 is meshed with the first spur gear 204; the upper surface of the disc 207 is fixedly connected with a first fixing plate 209; five second fixing plates 210 are fixedly connected to the lower surface of the disc 207 in an annular equidistant manner; five third fixing plates 211 are fixedly connected to the lower surface of the disc 207 in an annular equidistant manner; a limiting ring 212 is rotatably connected between the left and right adjacent second fixing plates 210 and third fixing plates 211; five second electric push rods 213 are connected to the upper surface of the first fixing frame 206 through annular equidistant bolts; the telescopic parts of the five second electric push rods 213 are fixedly connected with a fixed block 214; two slide bars 215 are fixedly connected in the middle of each of the five fixing blocks 214, and the two slide bars 215 are in a group; a connecting block 216 is fixedly connected between each two sliding rods 215; the lower parts of the five groups of sliding rods 215 are respectively connected with a connecting frame 218 in a rotating way; the outer sides of the five groups of slide bars 215 are respectively sleeved with a second spring 217, one end of each second spring 217 is fixedly connected with the corresponding fixed block 214, and the other end of each second spring 217 is fixedly connected with the corresponding connecting frame 218; a third fixing rod 219 is rotatably connected to the lower parts of the five connecting frames 218; an electric reel 220 is rotatably connected to the upper parts of the five third fixing rods 219; the lower parts of the five third fixing rods 219 are respectively rotatably connected with a separation plate 221; the five motorized reels 220 are each connected to one spacer 221 by ropes; the first fixing frame 206 is connected with the detection unit; the disc 207 is connected to the pouring unit.
The inner walls of the five limiting rings 212 are provided with rubber bumps for limiting the five test tubes.
The disc 207 is annularly and equidistantly perforated with five through holes.
The dumping unit comprises a second electric rotary table 301, a second transmission shaft 302, a first fixed ring 303, a first wedge-shaped plate 304, a first electric push rod 305, a second fixed ring 306, a first fixed disk 307 and a round block 308; the middle part of the disc 207 is rotatably connected with a second transmission shaft 302; the middle part of the mounting plate 2 is provided with a second electric turntable 301; the rotating part of the second electric turntable 301 is fixedly connected with a second transmission shaft 302; a first fixed ring 303 is fixedly connected to the lower part of the second transmission shaft 302; the outer ring surface of the first fixed ring 303 is fixedly connected with two first wedge-shaped plates 304; the upper surface of the mounting plate 2 is connected with two first electric push rods 305 through bolts; the telescopic parts of the two first electric push rods 305 are fixedly connected with a second fixing ring 306; the upper part of the second fixed ring 306 is fixedly connected with a first fixed disk 307; the first fixed disk 307 is in transmission connection with the second transmission shaft 302; five round blocks 308 are connected to the middle part of the first fixed disk 307 in an annular equidistant rotation mode.
The second transmission shaft 302 is provided with convex strips at equal intervals on the outer annular surface.
The detection unit comprises a connecting rod 401, a second wedge plate 402, a second fixed disc 403, a first spring 404, a second fixed frame 405, a detection box 406, a second fixed rod 407, a liquid extractor 408, a guide pipe 409 and a touch switch 410; the left part and the right part of the first fixing frame 206 are respectively connected with a connecting rod 401 in a sliding way; the lower parts of the two connecting rods 401 are fixedly connected with a second wedge plate 402; the upper parts of the two connecting rods 401 are fixedly connected with a second fixing disc 403; a first spring 404 is sleeved outside the two connecting rods 401, one end of the first spring 404 is fixedly connected with the first fixing frame 206, and the other end of the first spring 404 is fixedly connected with the second fixing plate 403; the upper surface of the second fixing plate 403 is fixedly connected with a second fixing frame 405; the upper part of the second fixing frame 405 is fixedly connected with a detection box 406; a second fixing rod 407 is fixedly connected to the lower surface of the second fixing plate 403; five liquid extractors 408 are annularly and equidistantly arranged on the outer annular surface of the second fixed rod 407; the upper parts of the five liquid extractors 408 are communicated with a conduit 409; five conduits 409 are in communication with the detection box 406; a touch switch 410 is mounted on the upper part of each of the five extractors 408.
The lower parts of the five extractors 408 are respectively communicated with a needle tube for extracting solution samples in the five test tubes.
The second fixing plate 403 is provided with five through holes at equal intervals in a ring shape.
During working, a worker places five test tubes filled with a solution to be detected in five limiting rings 212, limits the five test tubes through the five limiting rings 212, then the first electric turntable 201 is started to drive the first transmission shaft 203 to rotate, the first transmission shaft 203 rotates to drive the first straight gear 204 to rotate, the first straight gear 204 rotates to drive the second straight gear 208 to rotate, the second straight gear 208 rotates to drive the disc 207 to rotate, the disc 207 rotates to drive the five second fixing plates 210 and the five third fixing plates 211 to rotate, namely, the five limiting rings 212 are driven to rotate, and then the five test tubes filled with the solution to be detected are driven to rotate, so that five samples to be detected are centrifuged;
then, after the centrifugation of five samples to be detected is completed, the five second electric push rods 213 are started to drive the five fixing blocks 214 to move downwards, the five fixing blocks 214 are driven to move downwards to drive the five groups of sliding rods 215 to move downwards, the five groups of sliding rods 215 are driven to move downwards to drive the five connecting frames 218 to move downwards, the five connecting frames 218 are driven to move downwards to drive the five third fixing rods 219, the five third fixing rods 219 are driven to move downwards to drive the five electric reels 220, simultaneously, the five third fixing rods 219 are driven to move downwards to drive the five isolation plates 221, at this time, the five isolation plates 221 are respectively moved into five test tubes, then the five electric reels 220 are started to pull ropes, the five isolation plates 221 are driven to rotate in the test tubes, and then the upper layer solution and the lower layer solution in the test tubes are isolated, then the two first electric push rods 305 are started to drive the second fixing rings 306 to move upwards, the second fixing ring 306 moves to drive the first fixing disk 307 to move upwards, the first fixing disk 307 moves to drive the five round blocks 308 to move upwards, at this time, the five round blocks 308 move to be close to five test tubes, then the second electric turntable 301 starts to drive the second transmission shaft 302 to rotate, the second transmission shaft 302 rotates to drive the first fixing disk 307 to rotate, the first fixing disk 307 rotates to drive the five round blocks 308 to rotate, the five round blocks 308 rotate to squeeze the five test tubes, the five limiting rings 212 rotate to incline the five test tubes, so that the five centrifuged samples to be detected incline, meanwhile, the second transmission shaft 302 rotates to drive the first fixing ring 303 to rotate, the first fixing ring 303 rotates to drive the two first wedge plates 304 to rotate, at this time, the two first wedge plates 304 rotationally touch the two second wedge plates 402, and squeeze the two second wedge plates 402, the two second wedge plates 402 are moved downwards, the two second wedge plates 402 move downwards to drive the two connecting rods 401 to move downwards, the two connecting rods 401 move downwards to drive the second fixing disc 403 to move downwards, and then the two first springs 404 are compressed, meanwhile, the second fixing disc 403 moves downwards to drive all relevant components to move downwards, and then the second fixing rod 407 is driven to move downwards, the second fixing rod 407 moves to drive the five liquid extractors 408 to move into five test tubes, and meanwhile, the five liquid extractors 408 move to drive the five touch switches 410 to move downwards, at the moment, the five touch switches 410 move downwards to touch the first fixing plate 209 and are extruded by the first fixing plate 209, and then the five touch switches 410 are started, at the moment, the five liquid extractors 408 start to operate to extract samples to be detected in the five test tubes, and are transmitted into the detection box 406 through the five guide pipes 409 and are detected through the detection box 406, and five samples to be detected are extracted.
The above embodiments are provided to illustrate the technical concept and features of the present invention and are intended to enable those skilled in the art to understand the content of the present invention and implement the same, and are not intended to limit the scope of the present invention. All equivalent changes or modifications made in accordance with the spirit of the present invention should be construed to be included in the scope of the present invention.
Claims (8)
1. A biomedical centrifugal extraction type detection device comprises a support leg and a mounting plate; the upper parts of the three supporting legs are fixedly connected with mounting plates; the method is characterized in that: the device also comprises a centrifugal unit, a dumping unit and a detection unit; the upper surface of the mounting plate is connected with a centrifugal unit for centrifuging five samples to be detected; the middle part of the upper surface of the mounting plate is connected with a dumping unit for inclining five samples to be detected; the dumping unit is connected with the centrifugal unit; the upper part of the dumping unit is connected with a detection unit for detecting five samples to be detected;
the centrifugal unit comprises a first electric rotary table, a supporting plate, a first transmission shaft, a first straight gear, a first fixed rod, a first fixed frame, a disc, a second straight gear, a first fixed plate, a second fixed plate, a third fixed plate, a limiting ring, a second electric push rod, a fixed block, a sliding rod, a connecting block, a second spring, a connecting frame, a third fixed rod, an electric reel and a separation plate; the rear part of the mounting plate is provided with a first electric turntable; the rear part of the upper surface of the mounting plate is fixedly connected with a supporting plate; the first electric turntable rotating part is fixedly connected with a first transmission shaft; the first transmission shaft is rotationally connected with the supporting plate; the upper part of the first transmission shaft is fixedly connected with a first straight gear; the left part and the right part of the upper surface of the mounting plate are fixedly connected with a first fixing rod respectively; the upper parts of the two first fixing rods are fixedly connected with first fixing frames; the lower part of the first fixing frame is rotationally connected with a disc; the outer ring surface of the disc is fixedly connected with a second spur gear; the second straight gear is meshed with the first straight gear; the upper surface of the disc is fixedly connected with a first fixing plate; five second fixing plates are fixedly connected to the lower surface of the disc in an annular equidistant manner; five third fixing plates are fixedly connected to the lower surface of the disc in an annular equidistant manner; a limiting ring is rotationally connected between the left and right adjacent second fixing plates and the third fixing plates; five second electric push rods are fixedly connected to the upper surface of the first fixing frame in an annular equidistant manner; the five second electric push rod telescopic parts are fixedly connected with a fixed block; two sliding bars are fixedly connected in the middle of each of the five fixed blocks, and the two sliding bars are a group; a connecting block is fixedly connected between each two sliding rods; the lower parts of the five groups of sliding rods are respectively connected with a connecting frame in a rotating way; the outer sides of the five groups of sliding rods are sleeved with a second spring, one end of the second spring is fixedly connected with the fixed block, and the other end of the second spring is fixedly connected with the connecting frame; the lower parts of the five connecting frames are respectively and rotatably connected with a third fixing rod; the upper parts of the five third fixed rods are respectively and rotatably connected with an electric reel; the lower parts of the five third fixing rods are respectively and rotatably connected with a separation plate; the five electric reels are respectively connected with a separation plate through ropes; the first fixing frame is connected with the detection unit; the disc is connected with the dumping unit.
2. A biomedical centrifugal extraction detection apparatus according to claim 1, characterized in that: the inner walls of the five limiting rings are provided with rubber bumps for limiting the five test tubes.
3. A biomedical centrifugal extraction detection apparatus according to claim 1, characterized in that: five through holes are formed in the circular disc at equal intervals.
4. A biomedical centrifugal extraction test apparatus according to claim 3, wherein: the dumping unit comprises a second electric rotary table, a second transmission shaft, a first fixing ring, a first wedge-shaped plate, a first electric push rod, a second fixing ring, a first fixing plate and a round block; the middle part of the disc is rotationally connected with a second transmission shaft; the middle part of the mounting plate is provided with a second electric turntable; the second electric turntable rotating part is fixedly connected with a second transmission shaft; the lower part of the second transmission shaft is fixedly connected with a first fixing ring; the outer ring surface of the first fixing ring is fixedly connected with two first wedge-shaped plates; the upper surface of the mounting plate is fixedly connected with two first electric push rods; the two first electric push rod telescopic parts are fixedly connected with second fixing rings; the upper part of the second fixing ring is fixedly connected with a first fixing disc; the first fixed disc is in transmission connection with the second transmission shaft; five round blocks are rotatably connected with the middle part of the first fixed disc in an annular equidistant mode.
5. A biomedical centrifugal extraction detection apparatus according to claim 4, wherein: the annular ring surface of the outer ring surface of the second transmission shaft is provided with convex strips at equal intervals.
6. A biomedical centrifugal extraction detection apparatus according to claim 5, characterized in that: the detection unit comprises a connecting rod, a second wedge-shaped plate, a second fixed disk, a first spring, a second fixed frame, a detection box, a second fixed rod, a liquid extractor, a catheter and a touch switch; the left part and the right part of the first fixing frame are respectively connected with a connecting rod in a sliding way; the lower parts of the two connecting rods are fixedly connected with a second wedge-shaped plate; the upper parts of the two connecting rods are fixedly connected with a second fixed disk; the outer sides of the two connecting rods are sleeved with a first spring, one end of the first spring is fixedly connected with the first fixing frame, and the other end of the first spring is fixedly connected with the second fixing plate; the upper surface of the second fixed disc is fixedly connected with a second fixed frame; the upper part of the second fixing frame is fixedly connected with a detection box; the lower surface of the second fixed disc is fixedly connected with a second fixed rod; five liquid extractors are annularly and equidistantly arranged on the outer ring surface of the second fixing rod; the upper parts of the five liquid extractors are communicated with a conduit; the five guide pipes are communicated with the detection box; a touch switch is arranged at the upper parts of the five liquid extractors.
7. A biomedical centrifugal extraction detection apparatus according to claim 6, wherein: the lower parts of the five liquid extractors are communicated with a needle tube for extracting solution samples in the five test tubes.
8. A biomedical centrifugal extraction detection apparatus according to claim 6, wherein: the second fixed disk is provided with five through holes in annular equidistant mode.
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