CN110514657B - Medical test paper inspection analyzer device - Google Patents
Medical test paper inspection analyzer device Download PDFInfo
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- CN110514657B CN110514657B CN201910848974.8A CN201910848974A CN110514657B CN 110514657 B CN110514657 B CN 110514657B CN 201910848974 A CN201910848974 A CN 201910848974A CN 110514657 B CN110514657 B CN 110514657B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
- G01N21/77—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
- G01N21/77—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator
- G01N21/78—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator producing a change of colour
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/86—Investigating moving sheets
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
- G01N2021/0106—General arrangement of respective parts
- G01N2021/0112—Apparatus in one mechanical, optical or electronic block
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
- G01N21/77—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator
- G01N2021/7756—Sensor type
- G01N2021/7759—Dipstick; Test strip
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/86—Investigating moving sheets
- G01N2021/8654—Mechanical support; Mounting of sheet
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/86—Investigating moving sheets
- G01N2021/8663—Paper, e.g. gloss, moisture content
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Abstract
The invention discloses a medical test paper inspection analyzer device which comprises an inspection support, wherein a sliding rail extending along the X-axis direction is arranged on the inspection support, an inspection sliding seat is arranged on the sliding rail in a sliding mode, a driving device for driving the inspection sliding seat to move back and forth along the sliding rail is further fixedly arranged on the inspection support, a test paper rack is arranged on the inspection sliding seat, sample test paper is fixed on the test paper rack, a lighting source and an image acquisition device are arranged on one side of the sample test paper, the image acquisition device comprises a shell, an image acquisition optical fiber and a photoelectric conversion device, and the driving device and the photoelectric conversion device are connected with a control device through lines. Also discloses a working method of the test paper detection analyzer. The invention has the beneficial effects that: the test paper can be quickly and effectively detected, and compared with the prior art, the time consumption is effectively reduced; the operation is accurate stable, and simple structure is reliable, when having reduced the cost, has improved the equipment precision.
Description
Technical Field
The invention relates to the technical field of medical detection devices, in particular to a medical test paper inspection analyzer device.
Background
Urine is from blood, mainly generated in kidney, and urine test has a very important position, especially in the diagnosis and treatment of some systemic diseases or urinary system diseases, it has become one of the necessary test items. The existing urine analyzer has the following defects: the traditional urine detection mode is 'dry chemical screening-microscopic form confirmation', and the method has the defects that special technical personnel are required for detection, the operation is complex, the detection period is long, and the result is inaccurate; the existing automatic urine analyzer has the defects of long detection time, low detection speed, unstable performance and the like.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a test paper inspection analyzer with high detection efficiency and accurate and stable operation and a working method thereof.
The purpose of the invention is realized by the following technical scheme: a medical test paper inspection analyzer device comprises an inspection support, wherein a slide rail extending along an X-axis direction is arranged on the inspection support, an inspection slide seat is slidably arranged on the slide rail, a driving device for driving the inspection slide seat to reciprocate along the slide rail is fixedly arranged on the inspection support, one end of the inspection slide seat in the Y-axis direction is provided with a positioning installation groove extending along the X-axis direction, a test paper rack is detachably arranged in the positioning installation groove, a row of sample test paper which is sequentially arranged along the X-axis direction and extends along a Z-axis direction is fixed on the lower portion of the test paper rack, one side of the sample test paper is provided with a lighting source and an image acquisition device, the image acquisition device comprises a shell, image acquisition optical fibers and photoelectric conversion devices, a row of image acquisition optical fibers which are sequentially arranged along the Z-axis direction and extend along the Y-axis direction are fixedly arranged on the shell, and the photoelectric conversion devices, one end of the image acquisition optical fiber is close to the sample test paper on the test paper rack, the other end of the image acquisition optical fiber extends into the shell and contacts with the corresponding photoelectric conversion device, the illumination light source is configured to at least uniformly illuminate the sample test paper positioned at the end part of the image acquisition optical fiber, and the driving device and the photoelectric conversion device are both connected with the control device through circuits.
During the test, controlling means control drive arrangement work, drive arrangement drive inspection slide moves along the slide rail, make the inspection slide drive the motion of test paper frame, and then the test paper on the test paper frame passes through image acquisition device the place ahead in proper order, and illuminating source illuminates the test paper that is located image acquisition device the place ahead, and the reflected light is through image acquisition optic fibre transmission to each photoelectric conversion device, and photoelectric conversion device converts image light signal into the signal of telecommunication to transmit to controlling means, handle the signal of telecommunication by controlling means and obtain the testing result.
The invention can quickly and effectively detect the sample test paper, and effectively reduces the time consumption compared with the prior art; the operation is accurate stable, and simple structure is reliable, when having reduced the cost, has improved the equipment precision.
The control device is a processor or an upper computer.
Furthermore, the positioning installation groove is a dovetail groove or a T-shaped groove provided with a stop structure. So as to be convenient for disassembly and assembly and positioning.
Further optionally, the driving device is a hydraulic cylinder, and an electromagnetic valve of the hydraulic cylinder is electrically connected with the control device.
Further, the obtained illumination light source comprises a first light source positioned above the shell and a second light source arranged below the shell. The first light source illuminates the upper half of the sample strip from obliquely above and the second light source illuminates the lower half of the sample from obliquely below.
Preferably, the first light source and the second light source are both optical fiber scanning illumination light sources, each optical fiber scanning illumination light source comprises a piezoelectric quartering pipe and an illumination optical fiber, the optical end of each illumination optical fiber is fixed at the front end of the corresponding piezoelectric quartering pipe in a cantilever supporting mode, and the other end of each illumination optical fiber is connected with the light source. The optical fiber cantilever is driven by the piezoelectric quartering tube to perform spiral scanning, so that the sample test paper is uniformly illuminated.
Preferably, the driving device comprises a telescopic driver, a first hydraulic cylinder, a second hydraulic cylinder and a liquid storage tank, one end of the telescopic driver is fixedly arranged on the frame, the other end of the telescopic driver is fixedly connected with a piston rod of the first hydraulic cylinder, a working liquid storage cavity of the first hydraulic cylinder is provided with a first liquid inlet, a second liquid inlet, a first liquid discharge port and a second liquid discharge port, the second hydraulic cylinder is fixedly arranged on the inspection support, a piston rod of the second hydraulic cylinder is fixedly connected with the inspection slide seat, a working liquid storage cavity of the second hydraulic cylinder is provided with a third liquid inlet and a third liquid discharge port, working liquid is stored in the liquid storage tank, the liquid storage tank is provided with a fourth liquid inlet and a fourth liquid discharge port, the first liquid inlet of the first hydraulic cylinder is connected with the fourth liquid discharge port of the liquid storage tank through a first pipeline, the first pipeline is provided with a first electromagnetic valve and a first one-way valve only allowing the working liquid in the liquid storage tank to flow to the, the first liquid discharge port of the first hydraulic cylinder is connected with a fourth liquid inlet of the liquid storage box through a second pipeline, the second pipeline is provided with a second electromagnetic valve and a second one-way valve which only allows working liquid in the first hydraulic cylinder to flow to the liquid storage box, the second liquid inlet of the first hydraulic cylinder is connected with a third liquid discharge port of the second hydraulic cylinder through a third pipeline, the third pipeline is provided with a third electromagnetic valve and a third one-way valve which only allows the working liquid in the second hydraulic cylinder to flow to the first hydraulic cylinder, the second liquid discharge port of the first hydraulic cylinder is connected with a third liquid inlet of the second hydraulic cylinder through a fourth pipeline, the fourth pipeline is provided with a fourth electromagnetic valve and a fourth one-way valve which only allows the working liquid in the first hydraulic cylinder to flow to the second hydraulic cylinder, and the telescopic driver, the first electromagnetic valve, the second electromagnetic valve, the third electromagnetic valve and the fourth electromagnetic valve are respectively and electrically connected with the control device.
Preferably, the telescopic driver is a piezoelectric sheet, and comprises a piezoelectric ceramic sheet and electrode layers arranged on two opposite surfaces of the piezoelectric ceramic sheet, the piezoelectric ceramic sheet is polarized along the thickness direction, and the two electrode layers are respectively and electrically connected with the control device. The piezoelectric ceramic piece stretches under the driving of a transformation signal applied by the two electrode layers.
When the telescopic driver is shortened, the working fluid in the fluid storage tank enters the first hydraulic cylinder through the first pipeline, the telescopic driver is repeatedly extended and shortened, so that the working fluid in the second hydraulic cylinder is increased to extend the piston rod of the second hydraulic cylinder, and the increase of the working fluid can be controlled through the telescopic times of the telescopic driver, thereby achieving the purpose of accurately controlling the extension length of the piston rod of the second hydraulic cylinder; when the piston rod of second pneumatic cylinder need be to another direction motion, fourth solenoid valve and first solenoid valve are closed, third solenoid valve and second solenoid valve are opened, thereby when flexible driver is elongated, the working fluid in the first pneumatic cylinder passes through in the second pipeline gets into the liquid reserve tank, when flexible driver shortens, the working fluid in the second pneumatic cylinder passes through the third pipeline and gets into first pneumatic cylinder, flexible driver is elongated repeatedly and shortens, make the working fluid in the second pneumatic cylinder reduce and make its piston rod withdraw, the volume that the working fluid increases can be controlled through the flexible number of times of flexible driver, reach the purpose that the accurate control second pneumatic cylinder piston rod withdraws length.
The photoelectric conversion device is a CCD or a CMOS.
The invention has the following advantages:
the invention can quickly and effectively detect the sample test paper, and effectively reduces the time consumption compared with the prior art; the operation is accurate stable, and simple structure is reliable, when having reduced the cost, has improved the equipment precision.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic top view of the present invention.
Fig. 3 is a partially enlarged schematic view of fig. 2.
Reference numbers and corresponding part names in the drawings: 1-a test support, 11-a slide rail, 2-a test slide seat, 21-a positioning installation groove, 31-a test paper holder, 32-a sample test paper, 41-a shell, 42-an image acquisition optical fiber, 43-a photoelectric conversion device, 5-a control device, 61-a first light source, 62-a second light source, 63-a piezoelectric quartering pipe, 64-an illumination optical fiber, 71-a telescopic driver, 72-a first hydraulic cylinder, 73-a second hydraulic cylinder, 74-a liquid storage tank, 81-a first pipeline, 82-a second pipeline, 83-a third pipeline, 811-a first electromagnetic valve, 82-a second pipeline, 821-a second electromagnetic valve, 83-a third pipeline, 831-a third electromagnetic valve, 832-a third one-way valve and 84-a fourth pipeline, 841-fourth solenoid valve.
Detailed Description
The invention is further described with reference to the accompanying drawings in which:
as shown in fig. 1 and 2, a medical test paper inspection analyzer device includes an inspection support 1, a slide rail 11 extending along an X-axis direction is disposed on the inspection support 1, an inspection slide base 2 is slidably mounted on the slide rail 11, a driving device for driving the inspection slide base 2 to reciprocate along the slide rail 11 is further fixedly mounted on the inspection support 1, a positioning installation groove 21 extending along the X-axis direction is disposed at one end of the inspection slide base 2 in the Y-axis direction, a test paper holder 31 is detachably mounted in the positioning installation groove 21, a row of sample test papers 32 sequentially arranged along the X-axis direction and extending along a Z-axis direction is fixed at a lower portion of the test paper holder 31, an illumination light source and an image collecting device are disposed at one side of the sample test papers 32, the image collecting device includes a housing 41, an image collecting optical fiber 42 and a photoelectric conversion device 43, a row of image collecting optical fibers 42 sequentially arranged along the Z-axis direction and extending along the Y-, the inside of the casing 41 is provided with photoelectric conversion devices 43 corresponding to the image collecting optical fibers 42 one by one, one end of each image collecting optical fiber 42 is close to the sample test paper 32 on the test paper holder 31, the other end of each image collecting optical fiber 42 extends into the casing 41 and contacts with the corresponding photoelectric conversion device 43, the illumination light source is configured to at least uniformly illuminate the sample test paper at the end part of each image collecting optical fiber 42, and the driving device and the photoelectric conversion devices 43 are both connected with the control device 5 through circuits.
During the test, controlling means 5 control drive arrangement work, drive arrangement drive inspection slide 2 moves along slide rail 11, make inspection slide 2 drive the motion of test paper frame 31, and then the test paper on the test paper frame 31 passes through image acquisition device the place ahead in proper order, the illumination source illuminates the test paper that is located image acquisition device the place ahead, the reflection light transmits to each photoelectric conversion device 43 through image acquisition optic fibre 42, photoelectric conversion device 43 converts image light signal into the signal of telecommunication, and transmit to controlling means 5, obtain the testing result by controlling means 5 processing the signal of telecommunication.
The invention can quickly and effectively detect the sample test paper 32, and effectively reduces the time consumption compared with the prior art; the operation is accurate stable, and simple structure is reliable, when having reduced the cost, has improved the equipment precision.
The control device 5 is a processor or an upper computer.
Further, the positioning installation groove 21 is a dovetail groove or a T-shaped groove provided with a stop structure. So as to be convenient for disassembly and assembly and positioning.
Further optionally, the driving device is a hydraulic cylinder, and an electromagnetic valve of the hydraulic cylinder is electrically connected with the control device 5.
Further, the obtained illumination light source includes a first light source 61 located above the housing 41 and a second light source 62 disposed below the housing 41. The first light source 61 illuminates the upper half of the sample strip 32 from obliquely above, and the second light source 62 illuminates the lower half of the sample from obliquely below.
Further preferably, the first light source 61 and the second light source 62 are both optical fiber scanning illumination light sources, the optical fiber scanning illumination light sources include a piezoelectric quartering pipe 63 and an illumination optical fiber 64, an optical end of the illumination optical fiber 64 is fixed at a front end of the piezoelectric quartering pipe 63 in a cantilever supporting manner, and the other end of the illumination optical fiber 64 is connected with the light sources. The fiber cantilever is driven by the piezoelectric quartering pipe 63 to perform spiral scanning, so that the sample test paper is uniformly illuminated.
Further preferably, as shown in fig. 3, the driving device includes a telescopic driver 71, a first hydraulic cylinder 72, a second hydraulic cylinder 73 and a liquid storage tank 74, one end of the telescopic driver 71 is fixedly mounted on the frame 75, the other end of the telescopic driver 71 is fixedly connected with the piston rod of the first hydraulic cylinder 72, the working liquid storage tank of the first hydraulic cylinder 72 is provided with a first liquid inlet, a second liquid inlet, a first liquid outlet and a second liquid outlet, the second hydraulic cylinder 73 is fixedly mounted on the inspection support 1, the piston rod of the second hydraulic cylinder 73 is fixedly connected with the inspection slide 2, the working liquid storage tank of the second hydraulic cylinder 73 is provided with a third liquid inlet and a third liquid outlet, the liquid storage tank 74 is stored with working liquid, the liquid storage tank 74 is provided with a fourth liquid inlet and a fourth liquid outlet, the first liquid inlet of the first hydraulic cylinder 72 is connected with the fourth liquid outlet of the liquid storage tank 74 through a first pipeline 81, and the first pipe 81 is provided with a first solenoid valve 811 and a first check valve 812 which allows the working fluid in the reservoir tank 74 to flow to the first hydraulic cylinder 72 only, the first drain port of the first hydraulic cylinder 72 is connected to the fourth inlet port of the reservoir tank 74 through the second pipe 82, the second pipe 82 is provided with a second solenoid valve 821 and a second check valve 822 which allows the working fluid in the first hydraulic cylinder 72 to flow to the reservoir tank 74 only, the second inlet port of the first hydraulic cylinder 72 is connected to the third drain port of the second hydraulic cylinder 73 through the third pipe 83, the third pipe 83 is provided with a third solenoid valve 831 and a third check valve 832 which allows the working fluid in the second hydraulic cylinder 73 to flow to the first hydraulic cylinder 72 only, the second drain port of the first hydraulic cylinder 72 is connected to the third inlet port of the second hydraulic cylinder 73 through the fourth pipe 84, and the fourth pipe 84 is provided with a fourth solenoid valve 841 and a fourth check valve 842 which allows the working fluid in the first hydraulic cylinder 72 to flow to the second hydraulic cylinder 73 only, the telescopic driver 71, the first solenoid valve 811, the second solenoid valve 821, the third solenoid valve 831, and the fourth solenoid valve 841 are electrically connected to the control device 5, respectively.
Preferably, the telescopic driver 71 is a piezoelectric plate, which includes a piezoelectric ceramic plate and electrode layers disposed on two opposite surfaces of the piezoelectric ceramic plate, the piezoelectric ceramic plate is polarized along the thickness direction, and the two electrode layers are electrically connected to the control device 5, respectively. The piezoelectric ceramic piece stretches under the driving of a transformation signal applied by the two electrode layers.
When the telescopic driver 71 works, the telescopic driver 71 is driven by a driving signal to extend and retract, when a piston rod of the second hydraulic cylinder 73 needs to move towards one direction, the fourth electromagnetic valve 841 and the first electromagnetic valve 811 are opened, the third electromagnetic valve 831 and the second electromagnetic valve 821 are closed, so that when the telescopic driver 71 extends, working fluid in the first hydraulic cylinder 72 enters the second hydraulic cylinder 73 through the fourth pipeline 84, when the telescopic driver 71 shortens, working fluid in the fluid storage tank 74 enters the first hydraulic cylinder 72 through the first pipeline 81, the telescopic driver 71 repeatedly extends and shortens, so that the working fluid in the second hydraulic cylinder 73 is increased to extend the piston rod of the second hydraulic cylinder 73, and the increase amount of the working fluid can be controlled through the extension and retraction times of the telescopic driver 71, thereby achieving the purpose of accurately controlling the extension length of the piston rod of the second hydraulic cylinder 73; when the piston rod of the second hydraulic cylinder 73 needs to move in the other direction, the fourth electromagnetic valve 841 and the first electromagnetic valve 811 are closed, the third electromagnetic valve 831 and the second electromagnetic valve 821 are opened, so that when the telescopic driver 71 extends, the working fluid in the first hydraulic cylinder 72 enters the fluid storage tank 74 through the second pipeline 82, when the telescopic driver 71 shortens, the working fluid in the second hydraulic cylinder 73 enters the first hydraulic cylinder 72 through the third pipeline 83, the telescopic driver 71 repeatedly extends and shortens, so that the working fluid in the second hydraulic cylinder 73 is reduced to enable the piston rod thereof to retract, the amount of the working fluid increased can be controlled through the telescopic times of the telescopic driver 71, and the purpose of accurately controlling the retraction length of the piston rod of the second hydraulic cylinder 73 is achieved.
The photoelectric conversion device 43 is a CCD or a CMOS.
As shown in fig. 1 and 2, a medical strip test analyzer device comprises: the control device 5 controls the driving device to work, the driving device drives the inspection sliding seat 2 to move along the sliding rail 11, so that the inspection sliding seat 2 drives the test paper rack 31 to move, and further test paper on the test paper rack 31 sequentially passes through the front of the image acquisition device; the illumination light source illuminates the test paper positioned in front of the image acquisition device, the reflected light is transmitted to each photoelectric conversion device 43 through the image acquisition optical fiber 42, the photoelectric conversion devices 43 convert image light signals into electric signals and transmit the electric signals to the control device 5, and the control device 5 processes the electric signals to obtain a detection result. When the piston rod of the second hydraulic cylinder 73 needs to move towards one direction, the fourth electromagnetic valve 841 and the first electromagnetic valve 811 are opened, and the third electromagnetic valve 831 and the second electromagnetic valve 821 are closed, so that when the telescopic driver 71 extends, the working fluid in the first hydraulic cylinder 72 enters the second hydraulic cylinder 73 through the fourth pipeline 84, when the telescopic driver 71 shortens, the working fluid in the fluid storage tank 74 enters the first hydraulic cylinder 72 through the first pipeline 81, the telescopic driver 71 repeatedly extends and shortens, so that the working fluid in the second hydraulic cylinder 73 is increased to extend the piston rod thereof, and the amount of the increased working fluid can be controlled through the telescopic times of the telescopic driver 71, thereby achieving the purpose of accurately controlling the extension length of the piston rod of the second hydraulic cylinder 73;
when the piston rod of the second hydraulic cylinder 73 needs to move in the other direction, the fourth electromagnetic valve 841 and the first electromagnetic valve 811 are closed, the third electromagnetic valve 831 and the second electromagnetic valve 821 are opened, so that when the telescopic driver 71 extends, the working fluid in the first hydraulic cylinder 72 enters the fluid storage tank 74 through the second pipeline 82, when the telescopic driver 71 shortens, the working fluid in the second hydraulic cylinder 73 enters the first hydraulic cylinder 72 through the third pipeline 83, the telescopic driver 71 repeatedly extends and shortens, so that the working fluid in the second hydraulic cylinder 73 is reduced to enable the piston rod thereof to retract, the amount of the working fluid increased can be controlled through the telescopic times of the telescopic driver 71, and the purpose of accurately controlling the retraction length of the piston rod of the second hydraulic cylinder 73 is achieved.
The invention can quickly and effectively detect the sample test paper, and effectively reduces the time consumption compared with the prior art; the operation is accurate stable, and simple structure is reliable, when having reduced the cost, has improved the equipment precision.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (7)
1. The utility model provides a medical test paper inspection analyzer device which characterized in that: including inspection support (1), be provided with slide rail (11) that extend along the X axle direction on inspection support (1), slidable mounting has inspection slide (2) on slide rail (11), still fixed mounting has drive inspection slide (2) along slide rail (11) reciprocating motion's drive arrangement on inspection support (1), the one end of the Y axle direction of inspection slide (2) be provided with location mounting groove (21) that extend along the X axle direction, detachable installs test paper frame (31) in location mounting groove (21), the lower part of test paper frame (31) is fixed with one row of sample test paper (32) of arranging in proper order and extending along the Z axle along the X axle direction, one side of sample test paper (32) is provided with light source and image acquisition device, image acquisition device includes casing (41), image acquisition optic fibre (42) and photoelectric conversion device (43), fixed being provided with on casing (41) one row of arranging in proper order and extending along the Y axle direction along the Z axle direction image acquisition optic fibre (41), (L) is a 42) The photoelectric conversion devices (43) which are in one-to-one correspondence with the image acquisition optical fibers (42) are arranged in the shell (41), one end of each image acquisition optical fiber (42) is close to the sample test paper (32) on the test paper rack (31), the other end of each image acquisition optical fiber (42) extends into the shell (41) and contacts the corresponding photoelectric conversion device (43), the illumination light source is configured to at least uniformly illuminate the sample test paper (32) at the end part of each image acquisition optical fiber (42), and the driving device and the photoelectric conversion devices (43) are both connected with the control device (5) through circuits;
the driving device comprises a telescopic driver (71), a first hydraulic cylinder (72), a second hydraulic cylinder (73) and a liquid storage tank (74), one end of the telescopic driver (71) is fixedly arranged on the frame, the other end of the telescopic driver (71) is fixedly connected with a piston rod of the first hydraulic cylinder (72), a working liquid storage cavity of the first hydraulic cylinder (72) is provided with a first liquid inlet, a second liquid inlet, a first liquid discharge port and a second liquid discharge port, the second hydraulic cylinder (73) is fixedly arranged on the inspection support (1), a piston rod of the second hydraulic cylinder (73) is fixedly connected with the inspection slide base (2), a working liquid storage cavity of the second hydraulic cylinder (73) is provided with a third liquid inlet and a third liquid discharge port, working liquid is stored in the liquid storage tank (74), the liquid storage tank (74) is provided with a fourth liquid inlet and a fourth liquid discharge port, the first liquid inlet of the first hydraulic cylinder (72) is connected with the fourth liquid discharge port of the liquid storage tank (74) through a first pipeline (81), a first electromagnetic valve (811) and a first one-way valve which only allows the working fluid in the liquid storage tank (74) to flow to the first hydraulic cylinder (72) are arranged on the first pipeline (81), a first liquid outlet of the first hydraulic cylinder (72) is connected with a fourth liquid inlet of the liquid storage tank (74) through a second pipeline (82), a second electromagnetic valve (821) and a second one-way valve which only allows the working fluid in the first hydraulic cylinder (72) to flow to the liquid storage tank (74) are arranged on the second pipeline (82), a second liquid inlet of the first hydraulic cylinder (72) is connected with a third liquid outlet of the second hydraulic cylinder (73) through a third pipeline (83), a third electromagnetic valve (831) and a third one-way valve (832) which only allows the working fluid in the second hydraulic cylinder (73) to flow to the first hydraulic cylinder (72) are arranged on the third pipeline (83), and a second liquid outlet of the first hydraulic cylinder (72) is connected with a third liquid inlet of the second hydraulic cylinder (73) through a fourth pipeline (84), a fourth solenoid valve (841) and a fourth one-way valve which only allows the working fluid in the first hydraulic cylinder (72) to flow to the second hydraulic cylinder (73) are arranged on the fourth pipeline (84), and the telescopic driver (71), the first solenoid valve (811), the second solenoid valve (821), the third solenoid valve (831) and the fourth solenoid valve (841) are respectively and electrically connected with the control device (5);
the telescopic driver (71) is driven by a driving signal to extend and retract, when a piston rod of the second hydraulic cylinder (73) needs to move towards one direction, when the fourth solenoid valve (841) and the first solenoid valve (811) are opened, the third solenoid valve (831) and the second solenoid valve (821) are closed, and the telescopic driver (71) is extended, when the working fluid in the first hydraulic cylinder (72) enters the second hydraulic cylinder (73) through the fourth pipeline (84) and the telescopic driver (71) is shortened, working fluid in the liquid storage tank (74) enters the first hydraulic cylinder (72) through the first pipeline (81), the telescopic driver (71) repeatedly extends and shortens, so that the working fluid in the second hydraulic cylinder (73) is increased to extend the piston rod of the second hydraulic cylinder, and the increase amount of the working fluid can be controlled by the telescopic times of the telescopic driver (71), thereby achieving the purpose of accurately controlling the extension length of the piston rod of the second hydraulic cylinder (73); when the piston rod of the second hydraulic cylinder (73) needs to move towards the other direction, the fourth electromagnetic valve (841) and the first electromagnetic valve (811) are closed, the third electromagnetic valve (831) and the second electromagnetic valve (821) are opened, when the telescopic driver (71) extends, the working fluid in the first hydraulic cylinder (72) enters the liquid storage tank (74) through the second pipeline (82), when the telescopic driver (71) shortens, the working fluid in the second hydraulic cylinder (73) enters the first hydraulic cylinder (72) through the third pipeline (83), the telescopic driver (71) repeatedly extends and shortens, so that the working fluid in the second hydraulic cylinder (73) is reduced to enable the piston rod of the second hydraulic cylinder to retract, the reduction amount of the working fluid can be controlled through the telescopic times of the telescopic driver (71), and the purpose of accurately controlling the retraction length of the piston rod of the second hydraulic cylinder (73) is achieved.
2. A medical dipstick test analyser device according to claim 1 characterised in that: the control device (5) is a processor or an upper computer.
3. A medical dipstick test analyser device according to claim 1 characterised in that: the driving device is a hydraulic cylinder, and an electromagnetic valve of the hydraulic cylinder is electrically connected with the control device (5).
4. A medical dipstick test analyser device according to claim 1 characterised in that: the obtained illumination light source comprises a first light source (61) positioned above the housing (41) and a second light source (62) arranged below the housing (41); the first light source (61) illuminates the upper half of the sample strip (32) from obliquely above, and the second light source (62) illuminates the lower half of the sample from obliquely below.
5. A medical dipstick test analyser device according to claim 4 characterised in that: the first light source (61) and the second light source (62) are both optical fiber scanning illumination light sources, each optical fiber scanning illumination light source comprises a piezoelectric quartering pipe (63) and an illumination optical fiber (64), the optical end of each illumination optical fiber (64) is fixed at the front end of the piezoelectric quartering pipe (63) in a cantilever supporting mode, and the other end of each illumination optical fiber (64) is connected with the light source.
6. A medical dipstick test analyser device according to claim 1 characterised in that: the telescopic driver (71) is a piezoelectric sheet and comprises a piezoelectric ceramic sheet and electrode layers arranged on two opposite surfaces of the piezoelectric ceramic sheet, the piezoelectric ceramic sheet is polarized along the thickness direction, and the two electrode layers are respectively and electrically connected with the control device (5).
7. A medical dipstick test analyser device according to claim 1 characterised in that: the photoelectric conversion device (43) is a CCD or a CMOS.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910848974.8A CN110514657B (en) | 2019-09-09 | 2019-09-09 | Medical test paper inspection analyzer device |
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| CN201910848974.8A CN110514657B (en) | 2019-09-09 | 2019-09-09 | Medical test paper inspection analyzer device |
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| CN110514657A CN110514657A (en) | 2019-11-29 |
| CN110514657B true CN110514657B (en) | 2020-08-21 |
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| US7738945B2 (en) * | 2002-04-19 | 2010-06-15 | University Of Washington | Method and apparatus for pseudo-projection formation for optical tomography |
| CN201368879Y (en) * | 2009-03-18 | 2009-12-23 | 中国人民解放军军事医学科学院微生物流行病研究所 | Biological test sensor |
| CN205067354U (en) * | 2015-08-19 | 2016-03-02 | 杭州奥盛仪器有限公司 | Optic system of gold mark test paper reading appearance |
| CN107152424A (en) * | 2017-06-19 | 2017-09-12 | 中国水利水电科学研究院 | A kind of accurate lifting hydraulic control system and hinge movable dam |
| CN108613860A (en) * | 2018-07-27 | 2018-10-02 | 上海皓信生物科技有限公司 | Liquid-based pelleter |
| CN109490286B (en) * | 2018-10-23 | 2021-08-17 | 焦占峰 | Urine analyzer for hospital clinical laboratory and urology department |
| CN109490287A (en) * | 2018-11-15 | 2019-03-19 | 湖北德立森科技有限公司 | A kind of full-automatic urine analysis system |
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Effective date of registration: 20200721 Address after: Room 601, building A-3, No. 25, yayingshi Road, Huangpu District, Guangzhou City, Guangdong Province 510000 Applicant after: Guangzhou Wanfu Health Technology Co.,Ltd. Address before: 643214 group 4, Zhoujia village, Gufo Town, Fushun County, Zigong City, Sichuan Province Applicant before: Li Yongjian |
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Address after: Room 301, R&D Building, essence Science Park, No. 19, Nanxiang Second Road, Huangpu District, Guangzhou, Guangdong 510000 Patentee after: Guangzhou Wanfu Health Technology Co.,Ltd. Address before: Room 601, Building A-3, No. 25 Yayingshi Road, Huangpu District, Guangzhou City, Guangdong Province, 510000 Patentee before: Guangzhou Wanfu Health Technology Co.,Ltd. |