CN208063139U - A kind of solar cell test sub-ray spectrometer - Google Patents

Abstract

The utility model discloses a kind of solar cell test sub-ray spectrometers, including main body, control panel, front side surface one end of the main body is fixedly installed entrance slit, the main body inner wall entering light vias inner walls are fixedly installed diffraction grating, convex lens, photomultiplier, the main body inner wall is fixedly installed multigroup concavees lens into the one end of optical channel far from entrance slit by split tunnel, the inner wall side of the sense channel is fixedly installed detection device, and the control panel is fixed at body top surface one end.Light source is entered through entrance slit into optical channel when the utility model is used, the spectral line of different wave length can be efficiently separated under the action of diffraction grating, planoconvex lens are by the spectral line parallel projection of required detection separation to photomultiplier transit pipe surface, projection spectral line is detected by detection device and is reflected in display screen surface after control panel is analyzed, easy to operate, detection quality is high.

Description

A kind of solar cell test sub-ray spectrometer

Technical field

The utility model is related to spectrometer technical field, specially a kind of solar cell test sub-ray spectrometer.

Background technology

Spectrometer is to be made of the scientific instrument that the photodegradation of complicated component is spectrum line prism or diffraction grating etc., It can measure the light of body surface reflection using spectrometer.Seven-colour-light in sunlight is the part (visible light) that naked eyes can divide, but If sunlight is decomposed by spectrometer, by wave arrangement, it is seen that light only accounts for the range of very little in spectrum, remaining is all that naked eyes can not The spectrum of resolution, such as infrared ray, microwave, ultraviolet light, X-ray.By spectrometer to the crawl of optical information, with photographic negative Development, or computerized automatic display numerical value instrument show and analyze, which kind of element contained in article to predict.This technology quilt It is widely used in the detection of air pollution, water pollution, food hygiene, metal industry etc..Spectrometer is also known as spectroscope, extensively It is direct-reading spectrometer for cognition.The device of spectral line different wave length position intensity is measured with optical detectors such as photomultipliers.It By an entrance slit, a dispersion system, an imaging system and one or more exit slits form.It will with dispersion element Required wavelength or wavelength region, and on selected wavelength (or a certain wave band of scanning) are isolated in the electromagnetic radiation of radiation source Carry out strength detection.It is divided into two kinds of monochromator and polychromator.Optically focused is not carried out to test light in existing sub-ray spectrometer Effect easily forms astigmatism when detecting operation, is detected not only bad for test light, and easily causes testing result presence Error influences the actual use performance of solar cell.

Utility model content

The purpose of this utility model is to provide a kind of solar cell test sub-ray spectrometers, to solve above-mentioned background skill The problem of being proposed in art.

To achieve the above object, the utility model provides the following technical solutions：A kind of solar cell test spectrophotometric spectra Front side surface one end top of instrument, including main body, control panel, the main body is fixedly installed by opening up rectangular-shaped mounting hole Entrance slit, far from light hole is fixedly installed below entrance slit one end, the main body inner wall enters the main body front side surface The side for penetrating slit offers round into optical channel, and one end inner wall into optical channel close to entrance slit is fixedly installed Diffraction grating, the entering light vias inner walls diffraction grating side pass sequentially through from front to back mounting base be fixedly installed convex lens, Photomultiplier, the main body inner wall offer split tunnel, the split tunnel into the one end of optical channel far from entrance slit Inner wall be fixedly installed multigroup concavees lens, it is logical that the rear of the main body inner wall into optical channel side light hole offers detection The inner wall side in road, the sense channel is fixedly installed detection device, and the control panel is fixed at body top table Face one end, the input terminal of the control panel and the output end of detection device are electrically connected.

Preferably, the inside entrance slit left and right ends of the body surfaces mounting hole are movably set with curtain.

Preferably, the detection device is any one in ccd array or other detector arrays.

Preferably, the surface of the control panel is fixedly installed display screen, the output end of the control panel and display The input terminal of screen is electrically connected.

Preferably, the main body left and right sides surface middle part is movably set with handle by rotating handle, the handle with Rotation relative angle ranging from 0-90 degree between body surfaces.

Compared with prior art, the utility model has the beneficial effects that：

1, the utility model is provided with entrance slit, the side of main body inner wall entrance slit in front side surface one end of main body It offers into optical channel, entering light vias inner walls pass sequentially through mounting base and are fixedly installed diffraction grating, convex lens, light from front to back Electric multiplier tube, main body inner wall offer split tunnel into the one end of optical channel far from entrance slit, and the inner wall of split tunnel is fixed Be provided with multigroup concavees lens, the rear of main body inner wall into optical channel side light hole offers sense channel, sense channel it is interior Wall side is fixedly installed detection device, by the one end of main body with entrance slit close to the surface of solar cell, light when use Source is entered through entrance slit into optical channel, and the spectral line of different wave length can be efficiently separated under the action of diffraction grating, warp Convex lens carries out projection spectral line by the spectral line parallel projection of required detection separation to photomultiplier transit pipe surface, by detection device It detects and is reflected in display screen surface after control panel is analyzed, easy to operate, detection quality is high；

2, the utility model is movably set with curtain, main body in the inside entrance slit left and right ends of body surfaces mounting hole Left and right sides surface middle part is movably set with handle by rotating handle, and handle can between body surfaces relative rotation 90 Degree, curtain can effectively stop that entrance slit is in direct contact with extraneous, increase service life, and rotary handle facilitates work people Member is detected solar cell different location, and using effect is good.

Description of the drawings

Fig. 1 is a kind of solar cell test sub-ray spectrometer overall structure diagram of the utility model；

Fig. 2 is a kind of solar cell test sub-ray spectrometer vertical view of the utility model；

Fig. 3 is a kind of solar cell test sub-ray spectrometer overhead sectional view of the utility model.

In figure：1- main bodys；2- control panels；3- entrance slits；4- light holes；5- is into optical channel；6- diffraction grating；7- is convex Lens；8- photomultipliers；9- split tunnels；10- concavees lens；11- sense channels；12- detection devices；13- curtains；14- is aobvious Display screen；15- handles.

Specific implementation mode

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work The every other embodiment obtained, shall fall within the protection scope of the present invention.

- 3 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of solar cell test sub-ray spectrometer, Including main body 1, control panel 2, it is fixedly installed above front side surface one end of the main body 1 by opening up rectangular-shaped mounting hole Entrance slit 3,1 front side surface of the main body is far from being fixedly installed light hole 4 below 3 one end of entrance slit, in the main body 1 The side of wall entrance slit 3 offers round into optical channel 5, and one end inner wall into optical channel 5 close to entrance slit 3 is consolidated Surely it is provided with diffraction grating 6, it is described to pass sequentially through mounting base fixation from front to back into 5 inner wall diffraction grating of optical channel, 6 side and set It is equipped with convex lens 7, photomultiplier 8,1 inner wall of the main body offers separation into the one end of optical channel 5 far from entrance slit 3 and leads to Road 9, the inner wall of the split tunnel 9 are fixedly installed multigroup concavees lens 10, and 1 inner wall of the main body is into 5 side light extraction of optical channel The rear in hole 4 offers sense channel 11, and the inner wall side of the sense channel 11 is fixedly installed detection device 12, the control Panel 2 processed is fixed at 1 top surface one end of main body, the output end of the input terminal and detection device 12 of the control panel 2 It is electrically connected.

3 left and right ends of inside entrance slit of 1 surface mounting hole of the main body are movably set with curtain 13, avoid incident narrow Seam 3 is in direct contact with outside；The detection device 12 is any one in ccd array or other detector arrays, is effectively carried Rise detection quality；The surface of the control panel 2 is fixedly installed display screen 14, the output end of the control panel 2 and display The input terminal of screen 14 is electrically connected, and facilitates understanding testing result；1 left and right sides surface middle part of the main body is living by rotating handle It is dynamic to be provided with handle 15, the rotation relative angle ranging from 0-90 degree between 1 surface of the handle 15 and main body, lifting device Operating flexibility.

Operation principle：The utility model is provided with entrance slit 3 in front side surface one end of main body 1, and 1 inner wall of main body is incident The side of slit 3 is offered into optical channel 5, and passing sequentially through mounting base from front to back into 5 inner wall of optical channel is fixedly installed diffraction Grating 6, convex lens 7, photomultiplier 8,1 inner wall of main body offer split tunnel into the one end of optical channel 5 far from entrance slit 3 9, the inner wall of split tunnel 9 is fixedly installed multigroup concavees lens 10, and the rear of 1 inner wall of main body into 5 side light hole 4 of optical channel is opened Equipped with sense channel 11, the inner wall side of sense channel 11 is fixedly installed detection device 12, by main body 1 with incidence when use One end of slit 3 is entered through entrance slit 3 into optical channel 5 close to the surface of solar cell, light source, in diffraction grating 6 The lower spectral line that can efficiently separate different wave length of effect, the spectral line parallel projection that planoconvex lens 7 detach required detection to photoelectricity 8 surface of multiplier tube is detected projection spectral line by detection device 12 and is reflected in display screen 14 after the analysis of control panel 2 Surface, easy to operate, detection quality is high.

It should be noted that herein, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those Element, but also include other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic element.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.

Claims (5)

1. a kind of solar cell test sub-ray spectrometer, including main body (1), control panel (2), it is characterised in that：The master Above front side surface one end of body (1) entrance slit (3), the main body (1) are fixedly installed by opening up rectangular-shaped mounting hole Front side surface is fixedly installed light hole (4), main body (1) the inner wall entrance slit (3) far from entrance slit (3) one end lower section Side offer round into optical channel (5), one end inner wall fixation into optical channel (5) close to entrance slit (3) is set It is equipped with diffraction grating (6), it is described to pass sequentially through mounting base from front to back into optical channel (5) inner wall diffraction grating (6) side and fix It is provided with convex lens (7), photomultiplier (8), main body (1) inner wall is into the one end of optical channel (5) far from entrance slit (3) Split tunnel (9) is offered, the inner wall of the split tunnel (9) is fixedly installed multigroup concavees lens (10), and the main body (1) is interior The rear of wall into optical channel (5) side light hole (4) offers sense channel (11), the inner wall side of the sense channel (11) It is fixedly installed detection device (12), the control panel (2) is fixed at main body (1) top surface one end, the control The input terminal of panel (2) is electrically connected with the output end of detection device (12).

2. a kind of solar cell test sub-ray spectrometer according to claim 1, it is characterised in that：The main body (1) Inside entrance slit (3) left and right ends of surface mounting hole are movably set with curtain (13).

3. a kind of solar cell test sub-ray spectrometer according to claim 1, it is characterised in that：The detection device (12) it is any one in ccd array or other detector arrays.

4. a kind of solar cell test sub-ray spectrometer according to claim 1, it is characterised in that：The control panel (2) surface is fixedly installed display screen (14), and the input terminal of the output end and display screen (14) of the control panel (2) is electrical Connection.

5. a kind of solar cell test sub-ray spectrometer according to claim 1, it is characterised in that：The main body (1) Left and right sides surface middle part is movably set with handle (15) by rotating handle, between the handle (15) and main body (1) surface Rotation relative angle ranging from 0-90 degree.