CN108254371A - Portable detection analyzer - Google Patents

Portable detection analyzer Download PDF

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Publication number
CN108254371A
CN108254371A CN201711433438.9A CN201711433438A CN108254371A CN 108254371 A CN108254371 A CN 108254371A CN 201711433438 A CN201711433438 A CN 201711433438A CN 108254371 A CN108254371 A CN 108254371A
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CN
China
Prior art keywords
pedestal
sample rack
light source
cuvette
sample
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201711433438.9A
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Chinese (zh)
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CN108254371B (en
Inventor
邓克刚
温晓斌
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shenzhen Diasia Biotechnology Engineering Co ltd
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Shenzhen Diasia Biotechnology Engineering Co ltd
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Priority to CN201711433438.9A priority Critical patent/CN108254371B/en
Publication of CN108254371A publication Critical patent/CN108254371A/en
Application granted granted Critical
Publication of CN108254371B publication Critical patent/CN108254371B/en
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/75Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
    • G01N21/77Systems 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
    • G01N21/82Systems 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 precipitate or turbidity
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/255Details, e.g. use of specially adapted sources, lighting or optical systems
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/27Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands using photo-electric detection ; circuits for computing concentration
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/75Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
    • G01N21/77Systems 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
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N35/00Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/75Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
    • G01N21/77Systems 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
    • G01N2021/7769Measurement method of reaction-produced change in sensor
    • G01N2021/7783Transmission, loss
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N35/00Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
    • G01N2035/00346Heating or cooling arrangements
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N35/00Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
    • G01N2035/00465Separating and mixing arrangements
    • G01N2035/00534Mixing by a special element, e.g. stirrer

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  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Pathology (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Plasma & Fusion (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Automatic Analysis And Handling Materials Therefor (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)

Abstract

The invention discloses a portable detection analyzer, which comprises a sample rack and a detection device, wherein the sample rack is provided with a sample inlet and a sample outlet; the sample rack is provided with a plurality of cuvette slots at intervals along the transverse direction, and each cuvette slot can be inserted and used for accommodating one cuvette; the detection device is used for detecting and analyzing the samples in the cuvettes and comprises a light source assembly and a receiving assembly, wherein the light source assembly and the receiving assembly are respectively arranged at the front side and the rear side of the sample rack and respectively move to the positions opposite to the cuvettes along the transverse direction under the action of a first driving mechanism and a second driving mechanism. According to the technical scheme, the sample rack is arranged into a long strip type structure, so that the colorimetric cup slots are arranged in a straight line, the light source assembly and the receiving assembly are respectively and oppositely arranged on two sides of the sample rack through the driving mechanisms, and the light source assembly and the receiving assembly are respectively driven by the two driving mechanisms to sequentially move to the positions opposite to the colorimetric cups for detection and analysis.

Description

Portable inspectiont analyzer
Technical field
The present invention relates to medical detecting Instrument technical field, more particularly to a kind of portable inspectiont analyzer.
Background technology
The structure of biochemistry detection analytical equipment is typically to use turntable structure, and circle distribution has multiple cuvettes to insert on turntable Slot, detection device be arranged on on one of matched position of cuvette slot, by rotary turnplate and successively to multiple Cuvette in slot is detected, and structure is complex, and design accuracy is more demanding, and cost is big, is unfavorable for being generalized to In She Kang centers or small medical mechanism;
And biochemistry detection analytical equipment generally use scattering immunoturbidimetry principle or projection immunoturbidimetry principle are come Be detected analysis to sample, but the fixed setting of the light source of existing biochemistry detection analyzer and cannot adjust, i.e. light source The path channels that the light sent out is passed through are changeless, so as to take into account above two detection and analysis mode, are used There are limitations.
In addition, the structure of existing biochemistry detection analyzer is typically using carousel mode, circle distribution has more on turntable A cuvette slot, sample and corresponding chemical reagent are needed with sample needle after cuvette is added to by sample and chemistry Reagent hand operated mixing uniformly or by the suction repeatedly of sample needle after automatic stir evenly, is being detected, either Hand operated mixing or automatic stirring are required for being stirred one by one, and mixing speed is slow, is examined to great amount of samples Detection speed is seriously affected during survey.
Invention content
It is an object of the invention to solve deficiency of the prior art at least to some extent, a kind of portable inspectiont is provided Analyzer.
To achieve the above object, portable inspectiont analyzer provided by the invention, including:
Sample rack, the sample rack is laterally spaced to offer multiple cuvette slots, and each cuvette slot can One cuvette of receiving of grafting, the cuvette are used for the chemistry examination for containing sample to be detected and being reacted with the sample Agent;
Detection device, for being detected analysis to the sample in each cuvette, the detection device includes Light source assembly and receiving unit, the light source assembly and receiving unit are separately positioned on the front and rear sides of the sample rack, and The light source assembly and receiving unit can respectively under the action of the first driving mechanism and the second driving mechanism, laterally move to The position opposite with each cuvette.
Preferably, the light source assembly includes the first pedestal for being connect with first driving mechanism and with described first The second pedestal that pedestal is transversely arranged side by side, second pedestal can carry out rotation adjusting relative to the first pedestal around a shaft, And the axis direction of the shaft extends transversely;
Between the front and rear wall of first pedestal at least one first path channels, first light path are offered along level Channel is provided with the first lens close to one end of the sample rack, and one end far from the sample rack is provided with first light source;
At least one second path channels are offered between the front and rear wall of second pedestal, second path channels are leaned on One end of the nearly sample rack is provided with the second lens, and one end far from the sample rack is provided with second light source;Described second The irradiating angle of path channels is adjusted by the rotation angle of second pedestal.
Preferably, a locating part is provided between first pedestal and the second pedestal, to limit second pedestal Rotation angle;
Second pedestal is transversely perforative to offer arc slide opening, and the center of circle of the arc slide opening is located at the shaft Axial line on;
The locating part is a stop screw, and first pedestal is towards being provided with along horizontal stroke on the end face of second pedestal To the threaded hole of extension, the stop screw passes through the arc slide opening and is connected in the threaded hole, and by described second Pedestal is fixed on first pedestal.
Preferably, the sample rack is logical in offering opposite first on the front and rear sides wall of each cuvette slot respectively Unthreaded hole and the second light hole, first light hole are the bar hole vertically extended, and the second light hole is circular through hole.
Preferably, first driving mechanism includes the first driving motor being arranged on described substrate transverse direction one end, sets Put the substrate transverse direction other end and by the first driving belt and matched first synchronizing wheel of first driving motor, Setting on the substrate and the first sliding rail for extending transversely and is slidably arranged on first sliding rail and by described the First sliding block of one driving belt driving, is provided with first be fixedly connected with first driving belt on first sliding block Connector, first connector fix first pedestal by the first supports support.
Preferably, the receiving unit includes the third pedestal being connect with second driving mechanism and is arranged on institute Third pedestal is stated towards the detector of the sample rack side.
Preferably, second driving mechanism includes the second driving motor being arranged on described substrate transverse direction one end, sets Put the substrate transverse direction other end and by the second driving belt and matched second synchronizing wheel of second driving motor, Setting on the substrate and the second sliding rail for extending transversely and is slidably arranged on second sliding rail and by described the Second sliding block of two driving belts driving, is provided with second be fixedly connected with second driving belt on second sliding block Connector, second connector fix the third pedestal by the second supports support.
Preferably, substrate, the sample rack and the first driving mechanism have been further included and the second driving mechanism is arranged at On the substrate, it is provided with to promote the sample in each cuvette and chemistry examination between the sample rack and the substrate Agent is sufficiently mixed the magnetic stirring apparatus of reaction.
Preferably, the both ends of the sample rack transversely are fixed on the substrate respectively by support plate, the magnetic force Agitating device includes being rotatably arranged on magnetic stripe between two support plates, is rotated around its center line for driving the magnetic stripe Several magnetic beads or iron shot placed in electric rotating machine and each cuvette;The two-stage magnetism of the magnetic stripe with it is described in Heart line is vertical.
Preferably, the bottom of the sample rack is additionally provided with heating component, and the heating component includes being fitted in the sample The heating film of this bottom surface and the fixed plate that the heating film is fixed on to the sample rack bottom surface.
Technical solution of the present invention makes multiple cuvette slots be in line row by the way that sample rack is arranged to long strip type structure Row, and light source assembly and receiving unit utilize two driving machines respectively by the opposite both sides for being mounted on sample rack of driving mechanism Structure, which respectively drives light source assembly and receiving unit and is moved to successively on the position opposite with each cuvette, to be tested and analyzed, and is tied Structure is simple, at low cost, and detection speed is fast.
Description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, to embodiment or will show below There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this Some embodiments of invention, for those of ordinary skill in the art, without creative efforts, can be with Structure according to these attached drawings obtains other attached drawings.
Fig. 1 is the structure diagram of portable inspectiont analyzer of the present invention;
Fig. 2 is the attachment structure schematic diagram of light source assembly of the present invention and the first driving mechanism;
Fig. 3 is the structure diagram of light source assembly of the present invention;
Fig. 4 is the decomposition texture schematic diagram of Fig. 3;
Fig. 5 is the cross-sectional view of the first path channels of the invention;
Fig. 6 is the cross-sectional view of the second path channels of the invention;
Fig. 7 is the attachment structure schematic diagram of receiving unit of the present invention and the second driving mechanism;
Fig. 8 is the structure diagram of receiving unit of the present invention;
Fig. 9 is the structure diagram of sample of the present invention frame and magnetic stirring apparatus;
Figure 10 is the structure diagram of heating component of the present invention.
The embodiments will be further described with reference to the accompanying drawings for the realization, the function and the advantages of the object of the present invention.
Specific embodiment
The embodiment of the present invention is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning to end Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached The embodiment of figure description is exemplary, it is intended to for explaining the present invention, and is not considered as limiting the invention, based on this Embodiment in invention, the every other reality that those of ordinary skill in the art are obtained without creative efforts Example is applied, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer ", " up time The orientation or position relationship of the instructions such as needle ", " counterclockwise " " axial direction ", " circumferential direction ", " radial direction " be based on orientation shown in the drawings or Position relationship is for only for ease of the description present invention and simplifies description rather than instruction or imply that signified device or element must There must be specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are only used for description purpose, and it is not intended that instruction or hint relative importance Or the implicit quantity for indicating indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or Implicitly include one or more this feature.In the description of the present invention, " multiple " are meant that two or more, Unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc. Term should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or be integrally connected;It can be machine Tool is connected or is electrically connected;It can be directly connected, can also be indirectly connected by intermediary, can be two members Connection inside part.For the ordinary skill in the art, above-mentioned term can be understood in this hair as the case may be Concrete meaning in bright.
In the present invention unless specifically defined or limited otherwise, fisrt feature second feature it " on " or it " under " It can be in direct contact including the first and second features, it is not to be in direct contact but pass through it that can also include the first and second features Between other characterisation contact.Moreover, fisrt feature second feature " on ", " top " and " above " including first spy Sign is right over second feature and oblique upper or is merely representative of fisrt feature level height higher than second feature.Fisrt feature exists Second feature " under ", " lower section " and " following " immediately below second feature and obliquely downward or be merely representative of including fisrt feature Fisrt feature level height is less than second feature.
The portable inspectiont analyzer of the embodiment of the present invention is described in detail with reference to the accompanying drawings.
As shown in Figures 1 to 10, the portable inspectiont analyzer of the embodiment of the present invention, including substrate 100 and is arranged on Sample rack 10, detection device and magnetic stirring apparatus 70 on substrate.
Wherein, the sample rack 10 is laterally spaced offers multiple cuvette slots 11, each cuvette slot 11 one cuvette 60 of plug-in receiving, the cuvette 60 are used to contain sample to be detected and react with the sample Chemical reagent;And sample rack 10 in offering the first opposite thang-kng respectively on the front and rear sides wall of each cuvette slot 11 12 and second light hole 13 of hole.
The detection device to the sample in each cuvette 60 for being detected analysis, the detection device packet Light source assembly 20 and receiving unit 30 are included, the light source assembly 20 and receiving unit 30 are oppositely arranged on the sample rack respectively 10 front and rear sides, and the light source assembly 20 and receiving unit 30 can be respectively in the first driving mechanism 40 and the second driving mechanisms Under the action of 50, laterally move to the position opposite with each cuvette 60.
It should be noted that the detection device of the present invention, magnetic stirring apparatus 70, the first driving mechanism 40 and second are driven Motivation structure 50 is electrically connected in control unit (not shown), and the control unit of the present embodiment can be the control being disposed on the substrate Circuit board processed, or host computer (such as computer or mobile phone equipment).
Portable inspectiont analyzer according to embodiments of the present invention, to the cuvette in one of cuvette slot 11 60 when being detected, and is loaded with sample and chemical reagent in the cuvette 60, light source assembly 20 and receiving unit 30 exist respectively It is moved on the position opposite with the cuvette slot 11 under the action of first driving mechanism 40 and the second driving mechanism 50, light source The light that component 20 is emitted sequentially pass through the first light hole 12, cuvette 60 and second with unthreaded hole and by receiving unit 30 into Row receives, to be detected analysis to the sample in the cuvette 60.It it is to be appreciated that in practical application, can be in sample All cuvette slots 11 are all placed with cuvette 60 on frame 10, and the light source assembly 20 and receiving unit 30 of detection device can divide Not under the drive of the first driving mechanism 40 and the second driving mechanism 50, all cuvettes 60 are carried out detecting automatically successively and be divided Analysis.
In one embodiment of the invention, as shown in Figures 2 to 4, the light source assembly 20 includes driving with described first The first pedestal 21 that motivation structure 40 connects and with first pedestal 21 transversely arranged side by side the second pedestal 22, described the Two pedestals 22 can carry out rotation adjusting, and the axis direction of the shaft 214 is transversely relative to the first pedestal 21 around a shaft 214 Extension.
Wherein, it with reference to shown in Fig. 5 and Fig. 6, is offered between the front and rear wall of first pedestal 21 along level at least one First path channels 212, first path channels 212 are provided with the first lens 24A close to one end of the sample rack 10, far One end from the sample rack 10 is provided with first light source 25A.At least one is offered between the front and rear wall of second pedestal 22 A second path channels 223, second path channels 223 are provided with the second lens 24B close to one end of the sample rack 10, One end far from the sample rack 10 is provided with second light source 25B;The irradiating angle of second path channels 223 passes through described The rotation angle of second pedestal 22 is adjusted.Accordingly, first light hole 12 is the bar hole vertically extended, Second light hole 13 is circular through hole.
It should be noted that LED light source, laser diode or halogen can be used in first light source 25A and second light source 25B Lamp, and the receiving unit 30 includes the third pedestal 31 that is connect with second driving mechanism 50 and is arranged on described the Three pedestals 31 towards 10 side of sample rack detector 32, as shown in Figure 8;The detector 32 is spectrometer or silicon photoelectricity Pond can receive the light that first light source 25A or second light source 25B are emitted, and be converted into electric signal according to the light received And it is sent to the content parameter of detection substance required for control unit obtains.
Specifically, the first path channels 212 on first pedestal 21 of the present embodiment have there are four and are mutually parallel, corresponding First light source 25A also there are four, and the wavelength of light that is sent out of each first light source 25A is different;Second on second pedestal 22 The tool of path channels 223 there are two and be mutually parallel, corresponding second light source 25B also there are two, and two second light source 25B are sent out The wavelength of light gone out is different.That is, the portable inspectiont analyzer of the present embodiment can according to scattering immunoturbidimetry or thoroughly Immunoturbidimetry principle is penetrated to determine to be irradiated, and according to inspection using first light source 25A or using second light source 25B Survey the light source needed to select corresponding wavelength;For example, according to scattering immunoturbidimetry principle come when being detected, using the second base First light hole 12 of the second path channels 223 alignment sample rack 10 on seat 22, the light that second light source 25B is emitted After the first light hole 12 being passed through to inject cuvette 60 with a predetermined angle along second path channels 223, light is by sample Complex particle refraction deflects and projects from the second light hole 13 and examined by the reception of detector 32 of receiving unit 30 Survey analysis;If according to transmission immunological turbidimetry method principle come when being detected, using first light on the first pedestal 21 Paths 212 are directed at the first light hole 12 of sample rack 10, and the light that second light source 25B is emitted is along horizontal through cuvette 60 And analysis is detected by the reception of detector 32.
Further, as shown in Figures 3 and 4, a locating part is provided between 21 and second pedestal 22 of the first pedestal, with The rotation angle of second pedestal 22 is limited, and the rotation angle for limiting the second pedestal 22 is exactly to limit the second path channels 223 angle so that the incident ray of second light source 25B along the second path channels 223 with acclivitous irradiation, and the second light The angle of paths 223 and horizontal plane is adjustable between 10-37 °.
Specifically, second pedestal 22 is transversely perforative offers arc slide opening 222, the arc slide opening 222 The center of circle is located on the axial line of the shaft 214;The locating part is a stop screw 23, and first pedestal 21 is towards described The threaded hole 211 extended transversely is provided on the end face of second pedestal 22, the stop screw 23 passes through the arc slide opening 222 and be connected in the threaded hole 211, and second pedestal 22 is fixed on first pedestal 21.
Shaft 214 is arranged on the first pedestal 21, and is transversely prolonged from the first pedestal 21 towards 22 direction of the second pedestal protrusion It stretches, and the distance between the axle center of shaft 214 and the axle center of threaded hole 211 are equal to the radius of arc slide opening 222;Second pedestal 22 In transversely offering one on the center of circle of arc slide opening 222 for being arranged the axis hole 221 of shaft 214;During installation, the second pedestal 22 Axis hole 221 is transversely made to be sleeved in shaft 214, and the screw rod of stop screw 23 is threaded in spiral shell across arc slide opening 222 On pit 211 so that the head of stop screw 23 by 22 pressing of the second pedestal on the first pedestal 21, so as to by the second pedestal 22 It is fixed with the first pedestal 21;When the angle for needing the second path channels 223 for adjusting the second pedestal 22, limiting spiral shell is slightly unclamped Nail 23, make the second pedestal 22 around the shaft 214 axis rotation to required angle, then stop screw 23 is tightened and fixes second Pedestal 22.
Each first light source 25A and second light source 25B is respectively installed by a light source mounting base 26 and a connecting tube 27 In corresponding first path channels, 212 and second path channels 223, one end of light source mounting base 26 offers light source mounting hole 261, the other end offers the intercommunicating pore 262 being connect with light source mounting hole 261, and one end plugged and fixed of the connecting tube 27 is even It is in through-hole 262 and opposite with the first light source 25A in light source mounting hole 261 or second light source 25B, connecting tube 27 it is another Plugged and fixed is held on described first path channels, 212 or second one end of path channels 223 far from sample rack 10, and is each connected The optical fiber 271 at its both ends is provided through on the central axis of take over 27;In this way, the first light source in light source mounting base 26 can be made The light that 25A or second light source 25B are sent out enters after optical fiber 271 in corresponding path channels, and the focusing through lens It acts on and is radiated on cuvette 60.
First pedestal 21 is corresponded in the one end for being plugged with connecting tube 27 and is offered and the first light in each first path channels 212 First locking screw holes 213 of 212 vertical connection of paths, the second pedestal 22 correspond to each second in the one end for being plugged with connecting tube 27 Offer the second locking screw holes 224 with 223 vertical connection of the second path channels in path channels 223, and light source mounting base 26 The third locking screw holes 263 with 262 vertical connection of intercommunicating pore are offered in the one end for being plugged with connecting tube 27;The one of connecting tube 27 After intercommunicating pore 262 is inserted at end, it is connected in third locking screw holes 263 using lock-screw and compresses connecting tube 27 and make connecting tube 27 It is fixed with light source mounting base 26;After the other end of connecting tube 27 is inserted into the first path channels 212 or the second path channels 223, profit It is connected in corresponding first locking screw holes, 213 or second locking screw holes 224 with lock-screw and compresses connecting tube 27 and make connection Pipe 27 is fixed with the first pedestal 21 or the second pedestal 22.
Light source installing plate 264 is provided on one end of each 26 corresponding light source mounting hole 261 of light source mounting base, to by One light source 25A or second light source 25B is fixed in the light source mounting hole 261 of corresponding light source mounting base 26.
Each first path channels, 212 and second path channels 223 offer lens close to one end of sample rack 10 Mounting hole, the first pedestal 21 and the second pedestal 22 correspond to and are provided with lens mounting plate 28 on one end of each lens mounting hole, to First lens 24A and the second lens 24B are fixed on to the lens of each correspondence the first path channels 212 and the second path channels 223 In mounting hole, and the through hole 281 opposite with lens mounting hole is offered on each lens mounting plate 28.
In some embodiments of the invention, as shown in Fig. 2, first driving mechanism 40 includes being arranged on the substrate The first driving motor 41 on 100 lateral one end is arranged on the lateral other end of the substrate 100 and by the first driving belt 43 With 41 matched first synchronizing wheel 44 of the first driving motor, be arranged on the substrate 100 and extend transversely One sliding rail 45 and the first sliding block for being slidably arranged on first sliding rail 45 and being driven by first driving belt 43 46, it is provided with the first connector 47 being fixedly connected with first driving belt 43 on first sliding block 46, described first Connector 47 passes through fixed first pedestal 21 of the first support element 48 support.Specifically, the output shaft of the first driving motor 41 On be arranged with the first driving wheel 42, the ring set of the first driving belt 43 tensioning on the first driving wheel 42 and the first synchronizing wheel 44, The first driving belt 43 can be driven to rotate by the first driving wheel 42 when the first driving motor 41 rotates as a result, and then driven solid The first sliding block 46 being scheduled on the first driving belt 43 is moved along the first sliding rail 45, so as to which the first sliding block 46 be made to pass through the first support Part 48 drives the first pedestal 21 of light source assembly 20 transversely to move.
Further, as shown in fig. 7, second driving mechanism 50 includes being arranged on the lateral one end of the substrate 100 The second driving motor 51, be arranged on the lateral other end of the substrate 100 and driven by the second driving belt 53 with described second Dynamic 51 matched second synchronizing wheel 54 of motor, the second sliding rail 55 for being arranged on the substrate 100 and extending transversely and The second sliding block 56 for being slidably arranged on second sliding rail 55 and being driven by second driving belt 53, second sliding block The second connector 57 being fixedly connected with second driving belt 53 is provided on 56, second connector 57 passes through second The fixed third pedestal 31 of the support of support element 58.Specifically, second is arranged on the output shaft of the second driving motor 51 actively Wheel 52, the ring set of the second driving belt 53 tensioning is on the second driving wheel 52 and the second synchronizing wheel 54, the second driving motor as a result, The second driving belt 53 can be driven to rotate by the second driving wheel 52, and then drive and be fixed on the second driving belt 53 during 51 rotation On the second sliding block 56 moved along the second sliding rail 55, so as to make the second sliding block 56 pass through the second support element 58 drive receiving unit 30 Third pedestal 31 transversely move.
In some embodiments of the invention, as shown in figure 9, the magnetic stirring apparatus 70 is arranged on the sample rack 10 Between the substrate 100, for being sufficiently mixed instead using the sample in each cuvette 60 of magnetic force promotion and chemical reagent It should.Specifically, the both ends of the sample rack 10 transversely are fixed on by support plate 71 on the substrate 100 respectively, the magnetic Power agitating device 70 includes being rotatably arranged on magnetic stripe 72 between two support plates 71, for driving the magnetic stripe 72 around wherein Several magnetic beads or iron shot placed in the electric rotating machine 74 of heart line rotation and each cuvette 60;The magnetic stripe 72 Two-stage magnetism and the central axis.
That is, magnetic stripe 72 is the string configuration being laterally extended, both ends are rotatably supported in respectively by rotation axis In two support plates 71, and one of rotation axis is pierced by after support plate 71 through the output shaft of shaft coupling 73 and electric rotating machine 74 company It connects, the center line of the magnetic stripe 72 is the axis of rotation axis, and the N poles of magnetic stripe 72 are located at one side, and the S poles of magnetic stripe 72 are located at Its opposite side;In this way, when electric rotating machine 74 drives magnetic stripe 72 to be rotated around center line, due to sample rack 10 upward of magnetic stripe 72 The magnetic pole in direction constantly changes between N poles and S poles, so as to drive magnetic bead or the iron shot rolling in each cuvette 60, reaches Sample in each cuvette 60 is thoroughly mixed to the purpose reacted with chemical reagent simultaneously, stirring is fast and safely.
In some embodiments of the invention, as shown in Figure 10, the bottom of the sample rack 10 is additionally provided with heating component 80, the heating component 80 includes being fitted in the heating film 81 of 10 bottom surface of sample rack and fixes the heating film 81 Fixed plate 82 in 10 bottom surface of sample rack.Specifically, heating film 81 is also to extend transversely, each 11 equal position of cuvette slot In the top of heating film 81, in detection and analysis, heated by heating film 81, so that the cuvette in cuvette slot 11 Liquid to be detected is heated and maintained at the temperature of setting in 60, to ensure that liquid to be detected is examined within the scope of suitable temperature Analysis is surveyed, ensures accuracy of detection.
The foregoing is merely the preferred embodiment of the present invention, are not intended to limit the scope of the invention, every at this The equivalent structure transformation made under the inventive concept of invention using description of the invention and accompanying drawing content or directly/utilization indirectly It is included in the scope of patent protection of the present invention in other related technical areas.

Claims (10)

1. a kind of portable inspectiont analyzer, which is characterized in that including:
Sample rack, the sample rack is laterally spaced to offer multiple cuvette slots, and each cuvette slot is pluggable One cuvette of receiving, the cuvette is for containing sample to be detected and the chemical reagent reacted with the sample;
Detection device, for being detected analysis to the sample in each cuvette, the detection device includes light source Component and receiving unit, the light source assembly and receiving unit are separately positioned on the front and rear sides of the sample rack, and described Light source assembly and receiving unit can respectively under the action of the first driving mechanism and the second driving mechanism, laterally move to it is each The opposite position of the cuvette.
2. portable inspectiont analyzer as described in claim 1, which is characterized in that the light source assembly includes and described first First pedestal of driving mechanism connection and the second pedestal being transversely arranged side by side with first pedestal, second pedestal Rotation adjusting can be carried out, and the axis direction of the shaft extends transversely around a shaft relative to the first pedestal;
Between the front and rear wall of first pedestal at least one first path channels, first path channels are offered along level One end of the sample rack is provided with the first lens, one end far from the sample rack is provided with first light source;
At least one second path channels are offered between the front and rear wall of second pedestal, second path channels are close to institute The one end for stating sample rack is provided with the second lens, and one end far from the sample rack is provided with second light source;Second light path The irradiating angle of channel is adjusted by the rotation angle of second pedestal.
3. portable inspectiont analyzer as claimed in claim 2, which is characterized in that between first pedestal and the second pedestal A locating part is provided with, to limit the rotation angle of second pedestal;
Second pedestal is transversely perforative to offer arc slide opening, and the center of circle of the arc slide opening is located at the axis of the shaft On heart line;
The locating part is a stop screw, and first pedestal transversely prolongs towards being provided on the end face of second pedestal The threaded hole stretched, the stop screw pass through the arc slide opening and are connected in the threaded hole, and by second pedestal It is fixed on first pedestal.
4. portable inspectiont analyzer as claimed in claim 2, which is characterized in that the sample rack is in each cuvette slot Front and rear sides wall on offer opposite the first light hole and the second light hole respectively, first light hole is along vertical side To the bar hole of extension, the second light hole is circular through hole.
5. portable inspectiont analyzer as claimed in claim 2, which is characterized in that first driving mechanism includes being arranged on The first driving motor on described substrate transverse direction one end, be arranged on the substrate transverse direction other end and by the first driving belt with Matched first synchronizing wheel of first driving motor, setting on the substrate and extend transversely the first sliding rail, with And the first sliding block for being slidably arranged on first sliding rail and being driven by first driving belt, it sets on first sliding block The first connector being fixedly connected with first driving belt is equipped with, first connector is consolidated by the first supports support Fixed first pedestal.
6. portable inspectiont analyzer as described in claim 1, which is characterized in that the receiving unit includes and described second The third pedestal and be arranged on the third pedestal towards the detector of the sample rack side that driving mechanism connects.
7. portable inspectiont analyzer as claimed in claim 6, which is characterized in that second driving mechanism includes being arranged on The second driving motor on described substrate transverse direction one end, be arranged on the substrate transverse direction other end and by the second driving belt with Matched second synchronizing wheel of second driving motor, setting on the substrate and extend transversely the second sliding rail, with And the second sliding block for being slidably arranged on second sliding rail and being driven by second driving belt, it sets on second sliding block The second connector being fixedly connected with second driving belt is equipped with, second connector is consolidated by the second supports support The fixed third pedestal.
8. portable inspectiont analyzer as described in claim 1, which is characterized in that further included substrate, the sample rack with And first driving mechanism and the second driving mechanism be respectively provided on the substrate, be provided between the sample rack and the substrate For sample in each cuvette and chemical reagent to be promoted to be sufficiently mixed the magnetic stirring apparatus of reaction.
9. portable inspectiont analyzer as claimed in claim 4, which is characterized in that the both ends difference of the sample rack transversely It is fixed on the substrate by support plate, the magnetic stirring apparatus includes the magnetic being rotatably arranged between two support plates Item, several magnetic for the magnetic stripe to be driven to be placed in the electric rotating machine that its center line rotates and each cuvette Pearl or iron shot;The two-stage magnetism of the magnetic stripe and the central axis.
10. portable inspectiont analyzer as claimed in claim 4, which is characterized in that the bottom of the sample rack is additionally provided with Heating component, the heating component include being fitted in the heating film of the sample rack bottom surface and are fixed on the heating film The fixed plate of the sample rack bottom surface.
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CN108918243A (en) * 2018-09-14 2018-11-30 东软威特曼生物科技(沈阳)有限公司 Agitating device and Biochemical Analyzer
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CN113884453A (en) * 2021-09-30 2022-01-04 太原理工大学 Detection device based on smartphone immunoturbidimetry and application of detection device in rapid detection of myocardial infarction marker
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