CN112945952A - Optical element device and assembling method - Google Patents
Optical element device and assembling method Download PDFInfo
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- CN112945952A CN112945952A CN202110356125.8A CN202110356125A CN112945952A CN 112945952 A CN112945952 A CN 112945952A CN 202110356125 A CN202110356125 A CN 202110356125A CN 112945952 A CN112945952 A CN 112945952A
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- G—PHYSICS
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- 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
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
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- G—PHYSICS
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- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/18—Mountings, adjusting means, or light-tight connections, for optical elements for prisms; for mirrors
- G02B7/182—Mountings, adjusting means, or light-tight connections, for optical elements for prisms; for mirrors for mirrors
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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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Abstract
The invention discloses an optical element device and an assembling method, wherein the optical element device comprises an optical bottom plate, a reaction disc system and an optical analysis assembly are both arranged on the optical bottom plate, and a gap is formed between the reaction disc system and the optical analysis assembly; the optical path component passes through the optical bottom plate and is inserted into the reaction disc system, a channel penetrating through the reaction disc system exists between the optical path component and the optical analysis component, the optical bottom plate is used as a reference, and the optical path component, the optical analysis component and the reaction disc system are all arranged on the optical bottom plate. The invention has the advantages that: machining errors and assembly errors are reduced; the reaction disc cuvette tool replaces a reaction disc system, and the reaction disc cuvette tool, the light path component and the optical analysis component form a set of system, so that the light path component and the optical analysis component can be debugged; the clearance fit between each component locks the more accurate position of the light path component and the optical analysis component through the positioning pin, and the debugging time is saved.
Description
Technical Field
The invention relates to the technical field of optical elements, in particular to a multi-set assembly system, and particularly relates to an optical element device and an assembly method of the multi-set system.
Background
In the current sample analyzer, an optical system plays an important role, the optical system detects the concentration of a reaction solution or the content of a certain component and converts the concentration into an output result, and the accuracy of the installation position determines the performance accuracy and reliability of the whole sample analyzer. Generally, an optical system comprises a light source assembly, a light path assembly and an optical analysis assembly, wherein the light path assembly and the optical analysis assembly need to be installed on two sides of a cuvette (reaction cup) of a reaction disc, namely the light source assembly generates a beam of light spots which are transmitted through the light path assembly, when the light spots pass through a reaction solution, an optical analyzer receives the light spots, the reaction solution is analyzed through a spectrophotometry, it needs to be pointed out that the light path assembly and the optical analysis assembly need to be installed on two sides of the cuvette (reaction cup) of the reaction disc, the reaction disc is a system, the solution in the cuvette of the reaction disc needs to be heated, the reaction disc is usually installed on a heating seat to rotate, a certain gap is reserved between the reaction disc and the heating seat, and after the heating seat is subjected to oil bath, water bath or directly heated, the; because the instrument needs to realize high-speed analysis results, two circles of cuvettes are arranged on the reaction disc and rotate ceaselessly, and the light path component and the optical analysis component are fixed to analyze the light path of the cuvette, the convenient installation of the light path component and the optical analysis component and the reaction disc system and the high matching precision of the light path component and the optical analysis component are of great importance.
In instruments in the market, most of reaction disc systems are arranged on a heating system, an optical bottom plate is also arranged on the heating system, a heating base system bottom surface is taken as an installation reference surface, a light path component and an optical analysis component are arranged on the optical bottom plate, namely the light path component and the optical analysis component can only be debugged together with a heating base when debugged, a convex lens barrel of the light path analyzer extends into the heating base, the heating base adopts an oil bath or a water bath, and the heating base can be maintained only after the optical analyzer is disassembled when the heating base is maintained; still another installation on the market is that heating system and optical analysis appearance are unified to be installed on rack chassis, and the light path subassembly is installed on heating system, and when needs debug, just can debug after two subassemblies need install on rack chassis, also need dismantle optical analysis appearance during the maintenance, just can take off heating system and maintain, has maintained and need install debugging again on the heating seat again, and debugging and maintenance are troublesome.
Disclosure of Invention
The invention aims to provide an optical element device, which takes an optical bottom plate as a reference, and an optical path component, an optical analysis component and a reaction disc system are all arranged on the optical bottom plate, so that the reference is unified, the processing error and the assembly error are reduced, and the maintenance and the debugging are more convenient.
The embodiment of the invention is realized by the following steps:
the application provides an optical element device, a reaction disc system and an optical analysis assembly, which is characterized by comprising an optical bottom plate, wherein the reaction disc system and the optical analysis assembly are arranged on the optical bottom plate, and a gap exists between the reaction disc system and the optical analysis assembly; the optical path component penetrates through the optical bottom plate and is inserted into the reaction disc system, and a channel penetrating through the reaction disc system exists between the optical path component and the optical analysis component.
In the prior art, most of reaction disk systems are arranged on a heating system, an optical bottom plate is also arranged on the heating system, a light path component and an optical analysis component are arranged on the optical bottom plate by taking the bottom surface of a heating seat system as an installation reference surface, namely, the light path component and the optical analysis component can only be debugged together with a heating seat when debugged, a convex lens cone of the light path analyzer extends into the heating seat, the heating seat adopts an oil bath or a water bath, and the heating seat can be maintained only after the optical analyzer is disassembled when the heating seat is maintained; still another installation on the market is that heating system and optical analysis appearance are unified to be installed on rack chassis, and the light path subassembly is installed on heating system, and when needs debug, just can debug after two subassemblies need install on rack chassis, also need dismantle optical analysis appearance during the maintenance, just can take off heating system and maintain, has maintained and need install debugging again on the heating seat again, and debugging and maintenance are troublesome.
The optical bottom plate is used as a reference, the optical path component, the optical analysis component and the reaction disc system are all arranged on the optical bottom plate, the reference is unified, the processing error and the assembly error are reduced, the maintenance and the debugging are more convenient, the optical system is not influenced by the disassembly and the assembly in the later period, and the optical bottom plate can be directly arranged after the maintenance.
Synthesize the technical scheme that the aforesaid provided, in some possible implementation ways, the reaction disc system includes the heating seat of an optics bottom plate top, the heating seat is two rings of annular concave groove structures, and the reaction disc is two rings of annular convex groove structures, and the reaction disc passes through the bearing installation embedding and rotates in the heating seat, two rings of annular grooves are first ring channel and second ring channel respectively, and the inner circle is first ring channel, and the outer lane is the second ring channel, first ring channel with be equipped with between the second ring channel the light path subassembly, the light path subassembly has two, is first light path subassembly and second light path subassembly respectively, first light path subassembly and second light path subassembly all pass the optics bottom plate and insert the inside of reaction disc system.
By integrating the technical scheme provided by the above, in some possible implementation manners, a plurality of cuvettes are arranged in the first annular groove and the second annular groove, the plurality of cuvettes are embedded in the reaction disc, and the reaction disc is embedded in the heating seat and is located above the light path component.
In the embodiment of this application, the reaction disc bottom all inlays in the heating seat, and the cell is installed in the square groove of reaction disc inner and outer lane, heats the reaction disc through the air bath to heating cell, cell divide into two circles, and inner circle and outer lane are installed respectively in the square groove of reaction disc.
In some possible implementation manners, two optical analysis assemblies are provided, namely a first optical analysis assembly arranged in the first annular groove and a second optical analysis assembly arranged outside the second annular groove; the first optical analysis component and the first light path component form a first light path channel, and the first light path channel penetrates through the heating seat; the second optical analysis component and the second optical path component form a second optical path channel, and the second optical path channel penetrates through the heating seat.
In an embodiment of the present application, the first optical analysis assembly is disposed on the inner side wall of the first annular groove with a gap therebetween, and the second optical analysis assembly is disposed on the outer side wall of the second annular groove with a gap therebetween.
Synthesize the technical scheme that the aforesaid provided, in some possible implementation manners, the optical analysis subassembly includes first convex mirror, concave surface diffraction grating and facula receiving element, one side of heating seat is equipped with first convex mirror just first convex mirror is established the heating seat with between the facula receiving element, facula receiving element sets up first convex mirror with between the concave surface diffraction grating.
In the embodiment of the application, the convex mirror, the concave diffraction grating and the light spot receiving assembly are optical analysis assemblies, whether the center of the concave diffraction grating on the optical analysis assembly is detected from the light path, whether the light path is superposed with the auxiliary line of the light path or not is detected, and then the control system is used for confirming, so that the debugging time is saved.
In combination with the technical scheme provided by the above, in some possible implementation manners, the reaction disk system further comprises a bearing, a gear, a motor, a heating film and a fixing plate, wherein the motor is mounted on the heating seat and drives the gear and the reaction disk to rotate;
the fixed plate is arranged on the optical bottom plate and on two sides of the light path assembly, and the heating film is arranged on the fixed plate.
In the embodiment of the application, the bearing is a thin wall, the thin wall bearing is installed on the heating seat, the reaction disc is sleeved in the thin wall bearing, the reaction disc can rotate on the heating seat, the heating film is fixed at the bottom of the heating seat through the heating film fixing plate, the heating seat is heated by the control system, the bearing drives the reaction disc to rotate, and the heating seat is fixed.
In combination with the technical solutions provided above, in some possible implementation manners, the optical bottom plate is provided with a positioning pin hole and a positioning pin adapted to the positioning pin hole.
In the embodiment of the application, the positioning pin hole is in clearance fit with the optical bottom plate, the optical path component and the optical analysis component, namely, the more accurate position of the optical path component and the optical analysis component is locked firstly through the positioning pin.
In combination with the technical solutions provided above, in some possible implementations, the positioning pin includes a first positioning pin and a second positioning pin; the positioning pin holes comprise a first reaction disk system positioning pin hole and a second reaction disk system positioning pin hole which are both arranged on the optical bottom plate, the first reaction disk system positioning pin hole is matched with the first positioning pin to fix the optical bottom plate and the reaction disk system, and the second reaction disk system positioning pin hole is matched with the second positioning pin to fix the optical bottom plate and the reaction disk system;
the positioning pins further comprise a first light path component positioning pin, a second light path component positioning pin, a first optical analysis component positioning pin and a second optical analysis component positioning pin which are all arranged on the optical bottom plate, and the first light path component positioning pin and the second light path component positioning pin are used for fixing the optical bottom plate and the light path component;
the first and second optical analysis assembly alignment pins are used to secure the optical backplane and the optical analysis assembly.
In the embodiment of the application, the positioning pin is used for locking the accurate positions of the optical path component and the optical analysis component firstly, and the optical path component and the optical analysis component are fixed at the same time.
In some possible implementations, the optical bottom plate is provided with an optical path auxiliary line for calibrating the optical path.
In the embodiment of the application, whether the light path is centered on the concave diffraction grating on the optical analysis component or not is detected, whether the light path is overlapped with the light path auxiliary line or not is determined through the control system, and the optical auxiliary line realizes the correction effect.
In some possible implementations, the optical path component includes an optical path cylinder, and the optical path cylinder passes through the optical bottom plate and is disposed inside the reaction disk system;
the bottom of the light path cylinder is provided with an optical fiber light-emitting end, the top of the light path cylinder is provided with a reflector, and a second convex mirror is arranged between the optical fiber light-emitting end and the reflector.
A method of assembling an optical component, comprising the steps of:
s1: detecting the manufacturing precision of the optical bottom plate, the reaction disc and the heating seat through a tool or a detection device, detecting whether the mounting precision is met, if so, carrying out the next step, and if not, returning to a factory for re-processing;
s2: if the step of S1 is met, assembling the optical path component, the optical analysis component and the reaction disc system;
s3: assembling the light path component, the cuvette tool and the optical analysis component on the optical bottom plate, and indicating by a positioning pin and a light path guide line;
s4: debugging the installed light path component, the cuvette and the optical analysis component;
s5: taking down the cuvette tool;
s6: mounting the reaction disc system on an optical bottom plate through two positioning pins;
s7: and (5) putting the system which is finished by the installation of S1-S6 into the whole machine for installation, and finishing the assembly.
Because, can add some extensions, owing to consider later stage dismouting maintenance when the design, the centre-to-centre spacing of convex mirror and cell in the optical analysis subassembly is greater than heating seat light path hole unilateral distance promptly, when needs maintain directly dismantle down the reaction disc system can, can not influence optical system, maintain directly adorn the optics bottom plate can.
Compared with the prior art, the invention has the following advantages and beneficial effects:
1. the optical bottom plate is used as a reference, and the optical path component, the optical analysis component and the reaction disc system are all arranged on the optical bottom plate, so that the reference is unified, and the processing error and the assembly error are reduced.
2. The invention is characterized in that a light path track and a positioning pin hole are carved on the optical bottom plate, the positioning pin hole is in clearance fit with the optical bottom plate, the light path component and the optical analysis component, namely, the more accurate positions of the light path component and the optical analysis component are firstly locked by the positioning pin, then the power-on detection is carried out to determine whether the light path is superposed with the light path auxiliary line, a laser can be added to replace an optical fiber light-emitting end, whether the light path is centered on the concave diffraction grating on the optical analysis component and whether the light path is superposed with the light path auxiliary line are detected, and then the control system is used for.
3. The necessary assembly sizes of the reaction disc and the heating seat are inspected through the tool, and the reaction disc and the heating seat are assembled into the optical path component and the optical analysis component which are assembled on the reaction disc and the heating seat after the assembly sizes are qualified, namely, the reaction disc system and the optical system are assembled without debugging.
4. The reaction disc cuvette tool replaces a reaction disc system, and the reaction disc cuvette tool, the light path component and the optical analysis component form a set of system, so that the light path component and the optical analysis component can be debugged.
5. The center distance between the convex lens and the cuvette in the optical analysis component is greater than the unilateral distance of the optical path hole of the heating seat, when the reaction disc system is directly dismounted and required to be maintained, the optical system is not influenced, and the optical bottom plate can be directly mounted after the optical analysis component is maintained
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:
FIG. 1 is a schematic diagram of an optical system and reaction disk system assembly provided by an embodiment of the present invention.
Fig. 2 is a three-dimensional explosion diagram of an optical system and a reaction disk system provided by the embodiment of the invention.
FIG. 3 is a sectional view of an optical system and a reaction disk system according to an embodiment of the present invention.
Fig. 4 is a schematic diagram of an optical light path principle provided by an embodiment of the present invention.
Fig. 5 is a schematic view of an assembly process provided by an embodiment of the present invention.
Fig. 6 is a schematic structural diagram of an optical backplane according to an embodiment of the present invention.
1-positioning pin, 101-first positioning pin, 102-second positioning pin, 2-locking screw, 3-reaction disc system, 301-heating seat, 302-reaction disc, 303-cuvette, 304-bearing, 305-heating film, 306-fixing plate, 4-optical analysis component, 41-first optical analysis component, 42-second optical analysis component, 401-first convex mirror, 402-concave diffraction grating, 403-concave diffraction grating seat, 404-concave diffraction grating bracket, 405-facula receiving component, 5-optical bottom plate, 501-first light path component positioning pin, 502-second light path component positioning pin, 503-first optical analysis component positioning pin, 504-second optical analysis component positioning pin, 505-light path auxiliary line positioning pin, 506-a first reaction disk system positioning pin hole, 507-a second reaction disk system positioning pin hole, 6-a light path component, 61-a first light path component, 62-a second light path component, 600-a light path cylinder, 601-an optical fiber light-emitting end, 602-a second convex mirror, 603-a reflector, 7-a halogen lamp, 81-a first slit, 82-a second slit, 9-an optical fiber, 10-a first annular groove and 11-a second annular groove.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to examples and accompanying drawings, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention and are not meant to limit the present invention.
Examples
Referring to fig. 1 to 6, an apparatus for an optical element is provided in the present application, including the apparatus for an optical element provided in the present invention, wherein according to the method for assembling an optical substrate 5 as a unified reference, in the design stage, the optical substrate 5 is used as a reference, that is, the optical path module 6, the optical analysis module 4 and the reaction disk system 3 are installed on the optical substrate 5 in a unified manner, the distance of the convex mirror structure for receiving the light spot of the optical analysis module 4 is greater than the distance of the single-side cuvette 303 installed in the heating seat 301 of the reaction disk 302, and a single or multiple cuvettes 303 tooling for the reaction disk 302 is provided, which can replace the components of the reaction disk 302.
The assembly methods are not uniform in the prior art, the optical path component 6 and the optical analyzer are required to be installed on the heating base 301 for debugging, when the heating base 301 system is required to be maintained in the later period, the optical analyzer is required to be disassembled and then maintained, because the convex lens structure of the optical analysis component 4 extends into the part of the heating base 301, the optical analysis component is required to be installed on the heating base 301 for debugging again after maintenance, and debugging and maintenance are troublesome.
However, the invention is provided with an optical bottom plate 5, and auxiliary lines are arranged on the optical bottom plate 5, the optical path component 6, the optical analysis component 4 and the heating seat 301 reaction disc 302 are all arranged on the optical bottom plate 5, and the optical bottom plate 5 is connected with each device through the positioning pin 1, and the heating seat 301 system is directly fixed through the hole of the positioning pin 1 on the optical bottom plate 5, namely the relative position of the whole set of optical system and the reaction disc system 3 is well arranged for detection; when maintenance and debugging are needed, large-scale disassembly and assembly are not needed, fixing holes of the heating base 301 and the optical bottom plate 5 are directly disassembled, the convex lens structure of the optical analysis component 4 does not extend into the heating base 301 part, the heating base 301 can be directly disassembled, the heating base 301 is fixed through the positioning pin 1 after the heating base 301 is maintained, and an optical system does not need to be debugged; the invention reduces errors, improves the assembly precision, reduces the debugging time and times and is convenient for later maintenance through combined assembly.
When an installation machine debugs an optical component, only the light path component 6, the reaction disc 302 cuvette 303 tool and the optical analysis component 4 need to be assembled on the optical bottom plate 5, the cuvette 303 or the reaction cup is placed on the reaction disc 302 cuvette 303 tool, the light path component 6, the cuvette 303 and the optical analysis component 4 form a set of optical system, wherein the track of the light path component 6 and the optical analysis component 4 is carved on the optical bottom plate 5, namely, the position, the height and the size of a light spot of the light path are debugged, the slit positions of a monochromator and a light filter array in the optical analysis component 4 are debugged and are superposed with the track of the light path on the optical bottom plate 5, and then the control system is used for detecting and; after debugging, packaging is carried out, the positions of the light path component 6 and the light path analysis component are fixed, the precision of the parts of the reaction disc 302 and the heating seat 301 is detected through a tool, when the components are within an allowable error and assembled, the heating seat 301 is directly fixed through a hole 1 of a positioning pin on the optical bottom plate 5, namely, the relative position of the whole optical system and the reaction disc system 3 is well installed, and detection is carried out.
The reaction disk system 3 and the optical analysis component 4 are characterized by comprising an optical bottom plate 5, wherein the reaction disk system 3 and the optical analysis component 4 are both arranged on the optical bottom plate 5, and a gap is formed between the reaction disk system 3 and the optical analysis component 4; the optical path component 6 penetrates through the optical bottom plate 5 and is inserted into the reaction disc system 3, and a channel penetrating through the reaction disc system 3 exists between the optical path component 6 and the optical analysis component 4.
In some alternative embodiments, the reaction disk system 3 includes a heating base 301 above the optical bottom plate 5, the heating base 301 has a two-ring annular concave groove structure, the reaction disk 302 has a two-ring annular convex groove structure, the reaction disk is mounted and embedded in the heating base 301 through a bearing 304 to rotate, the two-ring annular groove is a first annular groove 10 and a second annular groove 11, the inner ring is the first annular groove 10, the outer ring is the second annular groove 11, the optical path component is disposed between the first annular groove 10 and the second annular groove 11, the optical path component 6 has two, respectively, a first optical path component 61 and a second optical path component 62, and the first optical path component 61 and the second optical path component 62 both pass through the optical bottom plate 5 and are inserted into the reaction disk system 3; the first annular groove 10 and the second annular groove 11 are inner and outer rings which are coaxially arranged, the first annular groove 10 is positioned inside the second annular groove 11, the first annular groove 10 and the second annular groove 11 are reaction discs 302, and the reaction discs 302 can rotate on the heating seat 301.
In some alternative embodiments, a plurality of cuvettes 303 are disposed in each of the first annular groove 10 and the second annular groove 11, a plurality of cuvettes 303 are embedded in the reaction tray 302, and the reaction tray 302 is embedded in the heating seat 301 and is located above the optical path component 6; the bottom of the reaction disk 302 is embedded in the heating seat 301, the cuvette 303 is installed in the square groove of the inner and outer circles of the reaction disk 302, and the reaction disk 302 is heated by the air bath, so that the cuvette 303 is heated, and the cuvette 303 is divided into two circles, the inner circle and the outer circle, which are respectively installed in the square groove of the reaction disk 302.
In some alternative embodiments, there are two optical analysis assemblies 4, respectively a first optical analysis assembly 41 disposed inside said first annular groove 10 and a second optical analysis assembly 42 disposed outside said second annular groove 11; the first optical analysis component 41 and the first optical path component 6 form a first optical path channel, and the second optical analysis component 42 and the second optical path component 6 form a second optical path channel; the first optical analysis assembly 41 is disposed on the inner side wall of the first annular groove 10 with a gap therebetween, and the second optical analysis assembly 42 is disposed on the outer side wall of the second annular groove 11 with a gap therebetween.
In some optional embodiments, the reaction disk system 3 further comprises a bearing 304, a heating film 305 and a fixing plate 306, wherein the bearing 304 is mounted on the heating base 301 and drives the reaction disk 302 to rotate; a fixing plate 306 is disposed on the optical backplane 5 and on both sides of the optical path assembly 6, and the heating film 305 is disposed on the fixing plate 306; the bearing 304 is thin-walled, the thin-walled bearing 304 is installed on the heating base 301, the reaction disc 302 is sleeved in the thin-walled bearing 304, the reaction disc 302 can rotate on the heating base 301, the heating film 305 is fixed at the bottom of the heating base 301 through the fixing plate 306, the control system heats the heating base 301, the bearing 304 drives the reaction disc 302 to rotate, and the heating base 301 is fixed.
In some alternative embodiments, the optical analysis assembly 4 comprises a first convex mirror 401, a concave diffraction grating 402 and a spot receiving assembly 405, the first convex mirror 401 is disposed on one side of the heating base 301 and the first convex mirror 401 is disposed between the heating base 301 and the spot receiving assembly 405, and the spot receiving assembly 405 is disposed between the first convex mirror 401 and the concave diffraction grating 402; the convex mirror, the concave diffraction grating 402 and the light spot receiving assembly 405 are the optical analysis assembly 4, whether the light path reaches the center of the concave diffraction grating 402 on the optical analysis assembly 4 or not and whether the light path is overlapped with the light path auxiliary line 505 or not are detected, and then the control system is used for confirming, so that the debugging time is saved.
It should be noted that the concave diffraction grating 402 is disposed on the concave diffraction grating holder 403, and the concave diffraction grating holder 404 is disposed on the concave diffraction grating holder 403 for supporting the concave diffraction grating 402.
In some alternative embodiments, the optical bottom plate 5 is provided with a positioning pin 1 hole and a positioning pin 1 matched with the positioning pin 1 hole; the hole of the positioning pin 1 is in clearance fit with the optical bottom plate 5, the light path component 6 and the optical analysis component 4, and the positioning pin can be pulled out, namely the positioning pin 1 firstly locks the more accurate positions of the light path component 6 and the optical analysis component 4.
In some alternative embodiments, dowel 1 includes a first dowel pin 101 and a second dowel pin 102; the positioning pin 1 holes comprise a first reaction disk system positioning pin hole 506 and a second reaction disk system positioning pin hole 507 which are both arranged on the optical bottom plate 5, the first reaction disk system positioning pin hole 506 is matched with the first positioning pin 101 to fix the optical bottom plate 5 and the reaction disk system 3, and the second reaction disk system positioning pin hole 507 is matched with the second positioning pin 102 to fix the optical bottom plate 5 and the reaction disk system 3;
the positioning pin 1 further includes a first optical path component positioning pin 501, a second optical path component positioning pin 502, a first optical analysis component positioning pin 503, and a second optical analysis component positioning pin 504, which are all disposed on the optical substrate 5, and the first optical path component positioning pin 501 and the second optical path component positioning pin 502 are used to fix the optical substrate 5 and the optical path component 6;
the first optical analysis assembly positioning pin 503 and the second optical analysis assembly positioning pin 504 are used to fix the optical substrate 5 and the optical analysis assembly 4; the positioning pin 1 is used to lock the more accurate positions of the optical path assembly 6 and the optical analysis assembly 4, and simultaneously, the optical base plate 5 and the optical analysis assembly 4 are fixed.
In some alternative embodiments, the optical substrate 5 is provided with an optical path auxiliary line 505 for calibrating the optical path; whether the light path reaches the center of the concave diffraction grating 402 on the optical analysis component 4 or not and whether the light path is overlapped with the light path auxiliary line 505 or not is detected, and then the control system is used for confirming that the optical auxiliary line realizes the correction function.
In some alternative embodiments, the optical path assembly 6 includes an optical path cylinder 600, and the optical path cylinder 600 is disposed inside the reaction disk system 3 through the optical bottom plate 5; the bottom end of the optical path cylinder 600 is provided with an optical fiber light-emitting end 601, the top end of the optical path cylinder 600 is provided with a reflector 603, and a second convex mirror 602 is arranged between the optical fiber light-emitting end 601 and the reflector 603.
A method of assembling an optical component, comprising the steps of:
s1: detecting the manufacturing precision of the optical bottom plate 5, the reaction disc 302 and the heating seat 301 through a tool or a detection device, detecting whether the mounting precision is met, if so, carrying out the next step, and if not, returning to the factory for re-processing;
s2: if the step of S1 is satisfied, assembling the optical path module 6, the optical analysis module 4, and the reaction disk system 3;
s3: assembling the light path component 6, the cuvette 303 tool and the optical analysis component 4 on the optical bottom plate 5, and indicating by the positioning pin 1 and the light path guide line;
s4: debugging the installed light path component 6, cuvette 303 and optical analysis component 4;
s5: taking down the cuvette 303;
s6: mounting a reaction disc system 3 on an optical bottom plate 5 through two positioning pins 1;
s7: and (5) putting the system which is finished by the installation of S1-S6 into the whole machine for installation, and finishing the assembly.
The optical principle adopted by the invention is shown in figure 4: the halogen lamp 7 is a first light beam, and is provided with an optical fiber light-emitting end 601, an optical fiber 9, a second convex mirror 602, and a reflecting mirror 603 in sequence along the light path direction of the first light beam, and is reflected to be a second light beam after reaching the reflecting mirror 603, and is provided with a first slit 81, a cuvette 303, a first convex mirror 401, a second slit 82, a concave diffraction grating 402, and a light spot receiving assembly 405 in sequence along the light path direction of the second light beam.
In summary, the halogen lamp 7 and the optical fiber light-emitting end 601 of the present invention constitute a light source assembly, the optical fiber 9, the second convex mirror 602 and the reflector 603 constitute a light path assembly 6, the first slit 81, the first convex mirror 401, the second slit 82, the concave diffraction grating 402 and the light spot receiving assembly 405 constitute an optical analysis assembly 4, and the cuvette 303 is placed in the reaction disk system 3 and is distributed in two circles.
It should be noted that the inner and outer circles are reversed, the arrangement of optical elements is reversed, and the outer and inner circles are detected simultaneously.
Especially, the convenience of installation and maintenance is needed to be considered during the design, and when the optical module is selected, the center distance between the optical path module 6 and the optical analysis module 4 and the cuvette 303 is fully considered, that is, the optical analysis module 4 does not need to be inserted into the heating base 301, and has a certain gap with the heating base 301.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or the orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "parallel," "perpendicular," and the like do not require that the components be absolutely parallel or perpendicular, but may be slightly inclined. For example, "parallel" merely means that the directions are more parallel relative to "perpendicular," and does not mean that the structures are necessarily perfectly parallel, but may be slightly tilted.
The terms "substantially", "essentially", and the like are intended to indicate that the relative terms are not required to be absolutely exact, but may have some deviation. For example: "substantially equal" does not mean absolute equality, but it is difficult to achieve absolute equality in actual production and operation, and some deviation generally exists. Thus, in addition to absolute equality, "substantially equal" also includes the above-described case where there is some deviation. In this case, unless otherwise specified, terms such as "substantially", and the like are used in a similar manner to those described above.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
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 (10)
1. An arrangement of optical elements comprising a reaction disc system (3) and an optical analysis assembly (4), characterized by comprising an optical backplane (5), the reaction disc system (3) and the optical analysis assembly (4) both being arranged on the optical backplane (5) with a gap between the reaction disc system (3) and the optical analysis assembly (4);
the optical path component (6) penetrates through the optical bottom plate (5) and is inserted into the reaction disc system (3), and a channel penetrating through the reaction disc system (3) exists between the optical path component (6) and the optical analysis component (4).
2. An optical component device according to claim 1, wherein the reaction disk system (3) comprises a heating base (301) above the optical bottom plate (5), the heating base (301) is in an annular structure, two annular grooves are arranged on the heating base (301), the annular grooves are a first annular groove (10) and a second annular groove (11), respectively, and the first annular groove (10) is located in the ring of the second annular groove (11);
the optical path component (6) is arranged between the first annular groove and the second annular groove, the number of the optical path components (6) is two, the optical path components are respectively a first optical path component (61) and a second optical path component (62), and the first optical path component (61) and the second optical path component (62) penetrate through the optical bottom plate (5) and are inserted into the reaction disc system (3).
3. An optical component device according to claim 2, wherein a plurality of cuvettes (303) are disposed in each of the first annular groove (10) and the second annular groove (11), a plurality of cuvettes (303) are embedded in the reaction tray (302), and the reaction tray (302) is embedded in the heating seat (301) and is located above the optical path component (6).
4. An arrangement of optical elements according to claim 2, characterized in that said optical analysis group (4) is provided with two, respectively a first optical analysis group (41) arranged inside said first annular groove (10) and a second optical analysis group (42) arranged outside said second annular groove (11);
the first optical analysis assembly (41) and the first light path assembly (61) form a first light path channel that extends through the heated block (301); the second optical analysis assembly (42) and the second light path assembly (62) form a second light path channel that extends through the heated block (301).
5. An arrangement of optical elements according to claim 2, wherein the optical analysis assembly (4) comprises a first convex mirror (401), a concave diffraction grating (402) and a spot receiving assembly (405), the first convex mirror (401) being arranged on one side of the heating block (301) and the first convex mirror (401) being arranged between the heating block (301) and the spot receiving assembly (405), the spot receiving assembly (405) being arranged between the first convex mirror (401) and the concave diffraction grating (402).
6. An optical device according to claim 3, wherein the reaction disk system (3) further comprises a bearing (304), a heating film (305) and a fixing plate (306), the bearing (304) is mounted on the heating base (301) and drives the reaction disk (302) to rotate;
the fixed plate (306) is arranged on the optical bottom plate (5) and on two sides of the light path component (6), and the heating film (305) is arranged on the fixed plate (306).
7. An arrangement of optical elements according to claim 1, characterized in that the optical base plate (5) is provided with a positioning pin hole and a positioning pin (1) fitted with the positioning pin hole, the positioning pin (1) comprises a first positioning pin (101) and a second positioning pin (102);
the positioning pin holes comprise a first reaction disc system positioning pin hole (506) and a second reaction disc system positioning pin hole (507) which are arranged on the optical bottom plate (5), the first reaction disc system positioning pin hole (506) is matched with the first positioning pin (101) to fix the optical bottom plate (5) and the reaction disc system (3), and the second reaction disc system positioning pin hole (507) is matched with the second positioning pin (102) to fix the optical bottom plate (5) and the reaction disc system (3);
the positioning pin (1) further comprises a first light path component positioning pin (501), a second light path component positioning pin (502), a first optical analysis component positioning pin (503) and a second optical analysis component positioning pin (504) which are all arranged on the optical base plate (5), and the first light path component positioning pin (501) and the second light path component positioning pin (502) are used for fixing the optical base plate (5) and the light path component (6);
the first optical analysis assembly positioning pin (503) and the second optical analysis assembly positioning pin (504) are used to fix the optical backplane (5) and the optical analysis assembly (4).
8. An arrangement of optical components according to claim 1, characterized in that the optical backplane (5) is provided with optical path auxiliary lines (505) for aligning the optical paths.
9. An arrangement of optical components according to claim 1, characterized in that the optical path assembly (6) comprises an optical path cylinder (600), the optical path cylinder (600) being arranged inside the reaction disc system (3) through the optical chassis (5);
the bottom of light path barrel (600) is provided with optic fibre light-emitting end (601), the top of light path barrel (600) is provided with speculum (603), optic fibre light-emitting end (601) with be provided with second convex mirror (602) between speculum (603).
10. A method of assembling an optical component, comprising the steps of:
s1: detecting the manufacturing precision of the optical bottom plate (5), the reaction disc (302) and the heating seat (301) through a tool or a detection device, detecting whether the mounting precision is met, if so, carrying out the next step, and if not, returning to a factory for re-processing;
s2: if the step of S1 is met, assembling the optical path component (6), the optical analysis component (4) and the reaction disc system (3);
s3: assembling a light path component (6), a cuvette tool and an optical analysis component (4) on an optical bottom plate (5) and indicating by a positioning pin (1) and a light path guide line;
s4: debugging the installed light path component (6), the cuvette (303) and the optical analysis component (4);
s5: taking down the cuvette tool;
s6: mounting the reaction disc system (3) on an optical bottom plate (5) through two positioning pins (1);
s7: and (5) putting the system which is finished by the installation of S1-S6 into the whole machine for installation, and finishing the assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110356125.8A CN112945952A (en) | 2021-04-01 | 2021-04-01 | Optical element device and assembling method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110356125.8A CN112945952A (en) | 2021-04-01 | 2021-04-01 | Optical element device and assembling method |
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| JPH05315409A (en) * | 1992-05-12 | 1993-11-26 | Ibiden Co Ltd | Auxiliary inspecting equipment for continuous length film carrier |
| CN201364335Y (en) * | 2009-03-13 | 2009-12-16 | 江西特康科技有限公司 | Optical system of full automatic biochemical analyzer |
| CN208399362U (en) * | 2018-07-20 | 2019-01-18 | 迪瑞医疗科技股份有限公司 | One kind is for optical texture device in Biochemical Analyzer |
| CN110749794A (en) * | 2019-11-06 | 2020-02-04 | 广州市诚臻电子科技有限公司 | Mobile platform docking system for electromagnetic compatibility test |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05315409A (en) * | 1992-05-12 | 1993-11-26 | Ibiden Co Ltd | Auxiliary inspecting equipment for continuous length film carrier |
| CN201364335Y (en) * | 2009-03-13 | 2009-12-16 | 江西特康科技有限公司 | Optical system of full automatic biochemical analyzer |
| CN208399362U (en) * | 2018-07-20 | 2019-01-18 | 迪瑞医疗科技股份有限公司 | One kind is for optical texture device in Biochemical Analyzer |
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