CN207472758U - A kind of spectra collection device - Google Patents
A kind of spectra collection device Download PDFInfo
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- CN207472758U CN207472758U CN201721035196.3U CN201721035196U CN207472758U CN 207472758 U CN207472758 U CN 207472758U CN 201721035196 U CN201721035196 U CN 201721035196U CN 207472758 U CN207472758 U CN 207472758U
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- emitting diode
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- light emitting
- light pipe
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Abstract
The utility model provides a kind of spectra collection device, is related to technical field of spectral detection.Wherein, which includes：Light emitting diode, detector, printed circuit board, light pipe and pedestal, light emitting diode and detector are connect respectively with the printed circuit board, light emitting diode, for emitting light, light pipe is the hollow transparent pipe of one end sealing, wherein, the inner wall of the sealed end of light pipe is opposite with detector, the pipe edge of the other end of light pipe is opposite with light emitting diode, light pipe is in addition to the inner and outer wall of sealed end, remaining inner and outer wall is coated with reflectance coating, for the light that light emitting diode emits to be reflected, with directive object under test, detector is used for the light for receiving object under test by the sealed end of light pipe and reflecting, pedestal is used for fixing printed circuit plate and light pipe.By using the light emitting diode small, low energy consumption as optical transmitting set and cleverly using light pipe, volume is reduced, reduces consumption power.
Description
Technical field
The utility model belongs to technical field of spectral detection more particularly to a kind of spectra collection device.
Background technology
Spectral detection is a kind of most common analysis means of detection technique field, may be used as qualitatively and quantitatively analyzing.By
In spectral detection do not need to sample carry out pre-treatment can to the substances such as powder, liquid, solid and suspended mixture into
Row in real time, quickly detects, and is widely used in the technical fields such as agricultural, petrochemical industry and pharmacy.
In existing spectrum detection device, due to the bulky of optical transmitting set in spectra collection device, the work(of consumption
Rate is also bigger, it has not been convenient to carry and use, and then affect the application range of spectrum detection device.
Utility model content
The utility model provides a kind of spectra collection device, it is intended to solve due to the body of optical transmitting set in spectra collection device
Product is big, and the power of consumption is big, it has not been convenient to the problem of carrying and use, and then affecting the application range of spectrum detection device.
A kind of spectra collection device provided by the utility model, including：Light emitting diode, printed circuit board, is led at detector
Light pipe and pedestal, the light emitting diode and the detector are connect respectively with the printed circuit board；
The light emitting diode, for emitting light；
The light pipe be one end sealing hollow transparent pipe, wherein, the inner wall of the sealed end of the light pipe with it is described
Detector is opposite, and the pipe edge of the other end of the light pipe is opposite with the light emitting diode, and the light pipe is except sealed end
Outside inner and outer wall, remaining inner and outer wall is coated with reflectance coating, and the light for the light emitting diode to be emitted carries out anti-
It penetrates, with directive object under test；
The detector, for passing through the light that the sealed end of the light pipe receives the object under test reflection；
The pedestal, for fixing the printed circuit board and the light pipe.
The spectra collection device that the utility model embodiment provides, by using the light emitting diode small, low energy consumption
As optical transmitting set, the very big volume for reducing spectra collection device reduces the power of consumption.In addition, inside and outside wall is plated
The pipe edge for having the light pipe of the hollow transparent of reflectance coating is opposite with light emitting diode, and sealed end is opposite with detector, can be ingenious
By light emitting diode transmitting light import object under test surface and by sealed end receive object under test reflect light,
The volume of spectra collection device has been further reduced, it is easy to carry, so as to expand the use scope of spectrum detection device.
Description of the drawings
It in order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model.
Fig. 1 is a kind of structure diagram for spectra collection device that the utility model embodiment provides；
Fig. 2 is a kind of diagrammatic cross-section for spectra collection device that the utility model embodiment provides；
Fig. 3 is a kind of another diagrammatic cross-section for spectra collection device that the utility model embodiment provides.
Specific embodiment
Purpose of utility model, feature, advantage to enable the utility model is more apparent and understandable, below will knot
The attached drawing in the utility model embodiment is closed, the technical scheme in the utility model embodiment is clearly and completely described,
Obviously, the described embodiments are only a part of the embodiments of the utility model, and not all embodiments.Based on the utility model
In embodiment, those skilled in the art's all other embodiments obtained without making creative work, all
Belong to the range of the utility model protection.
Referring to Fig. 1, Fig. 1 is the structure diagram of spectra collection device that the utility model embodiment provides, shown in Fig. 1
Spectra collection device mainly include：Light emitting diode 101, detector 102, printed circuit board 103, light pipe 104 and pedestal
105；
Light emitting diode 101 and detector 102 are connect respectively with printed circuit board 103.
Light emitting diode 101, for emitting light.
Specifically, light emitting diode 101 can be one or more.The wave-length coverage for the light that light emitting diode 101 is sent out
It can be determined according to the property of object under test.Preferably, light emitting diode 101 is multiple single color LEDs, i.e., more
A light emitting diode for sending out preset range wavelength, and the wave-length coverage of light that each light emitting diode 101 is sent out is different,
In this way, the light directive object under test surface of different wavelength range, can make the light that object under test surface is reflected include more spectrum
Information, and then improve the accuracy of spectral detection.
It should be noted that arrangement of the light emitting diode 101 on printed circuit board 103 is not restricted.It is new in this practicality
In one embodiment of type, as shown in Figure 1, Fig. 1 shows multiple 101 rounded arrangements of light emitting diode, and and printed circuit
Plate 103 connects.
Light pipe 104, the light for light emitting diode 101 to be emitted reflect, to inject object under test.
Hollow transparent pipe of the light pipe 104 for one end sealing, inner wall and 102 phase of detector of the sealed end of light pipe 104
Right, the pipe edge of the other end of light pipe 104 is opposite with light emitting diode 101.Light pipe 104 removes the inner and outer wall of sealed end
Outside, remaining inner and outer wall is coated with reflectance coating.Fig. 2 is the sectional view of spectra collection device in the utility model embodiment,
Fig. 2 shows the positions of reflectance coating.As shown in Fig. 2, during the spectrum of acquisition object under test, by the sealed end of light pipe 104 with treating
The surface contact of object is surveyed, at this point, since the pipe of light emitting diode 101 and light pipe 104 is along relatively, light emitting diode 101 is sent out
Reflectance coating continuous reflection on inner and outer wall of the light penetrated through light pipe 104 treats the light importing that light emitting diode 101 emits
Survey the surface of object.Since sealed end does not have reflectance coating, the light of object under test reflection enters detector through transparent sealed end
102。
It should be noted that the shape of the end face at the non-tight end of light pipe 104 is not restricted, as long as can make pipe edge and hair
Optical diode 101 is opposite.Preferably, as shown in Figure 1, the cross sectional shape of the non-close end face of light pipe 101 is circle, and
The radius of non-close end face is identical with the circular radius that light emitting diode 101 is arranged in, in this way, the pipe edge of light pipe 104 can
With opposite with light emitting diode 101.In addition, the pipe edge of light pipe 104 can be close to relatively with light emitting diode 101, it can also
Reservation gap is opposite, and this is not restricted.Light pipe 104 can be the transparent pipe of other materials such as glass tube or plastic tube.
Detector 102, for passing through the light that the sealed end of light pipe 104 receives object under test reflection.
Specifically, detector 102 can be silicon base luminescence diode or gallium nitride light-emitting diode.Wherein, it visits
Survey device 102 is opposite with the inner wall of light pipe 104, is detected in this way, the light of object under test reflection can be injected through transparent blind end
In device 102.In embodiment shown in FIG. 1, detector 102 is located at the centre of multiple light emitting diodes 101, by two pins with
Printed circuit board 103 is connected and is close to relatively with the inner wall of light pipe 104.
Pedestal 105, for fixing printed circuit plate 103 and light pipe 104.
It should be noted that the mode of 105 fixing printed circuit plate 103 of pedestal and light pipe 104 is not construed as limiting.Yu Benshi
With novel one embodiment, a kind of shape graph of pedestal 105 of Fig. 1 and Fig. 3 offers, wherein, Fig. 1 shows pedestal 105
Structure, Fig. 3 show the section of pedestal, and pedestal 105 is cylinder, the wherein sidewall opening of cylinder, conducive to printed circuit board 103
Be inserted into pedestal 105 and be fixed from opening, in addition, one end in pedestal is contacted with light pipe, can by buckle or
Light pipe is fixed in screw thread.
Further, spectra collection device further includes：Temperature sensor 106.
Temperature sensor 106 is fixed on printed circuit board 103, for sensing the temperature in current environment.
Specifically, the signal of temperature is sent to spectra collection device by temperature sensor 106 by printed circuit board 103
Processing unit so that processing unit can determine the accurate of the wavelength of the light of the object under test currently acquired according to current temperature
Range, and then obtain accurate spectroscopic data.
The spectra collection device that the utility model embodiment provides, by using the light emitting diode small, low energy consumption
As optical transmitting set, the very big volume for reducing spectra collection device reduces the power of consumption.In addition, inside and outside wall is plated
The pipe edge for having the light pipe of the hollow transparent of reflectance coating is opposite with light emitting diode, and sealed end is opposite with detector, can be ingenious
By light emitting diode transmitting light import object under test surface and by sealed end receive object under test reflect light,
The volume of spectra collection device has been further reduced, it is easy to carry, so as to expand the use scope of spectrum detection device.
In the above-described embodiments, it all emphasizes particularly on different fields to the description of each embodiment, there is no the portion being described in detail in some embodiment
Point, it may refer to the associated description of other embodiments.
It is above description to spectra collection device provided by the utility model, for those skilled in the art, according to
According to the thought of the utility model embodiment, there will be changes in specific embodiments and applications, to sum up, this explanation
Book content should not be construed as a limitation of the present invention.
Claims (10)
1. a kind of spectra collection device, which is characterized in that described device includes：Light emitting diode, detector, printed circuit board,
Light pipe and pedestal, the light emitting diode and the detector are connect respectively with the printed circuit board；
The light emitting diode, for emitting light；
The light pipe is the hollow transparent pipe of one end sealing, wherein, the inner wall of the sealed end of the light pipe and the detection
Device is opposite, and the pipe edge of the other end of the light pipe is opposite with the light emitting diode, and the light pipe removes the inner wall of sealed end
Outside outer wall, remaining inner and outer wall is coated with reflectance coating, and the light for the light emitting diode to be emitted reflects, with
Directive object under test；
The detector, for passing through the light that the sealed end of the light pipe receives the object under test reflection；
The pedestal, for fixing the printed circuit board and the light pipe.
2. the apparatus according to claim 1, which is characterized in that described device further includes：Temperature sensor；
The temperature sensor is connect with the printed circuit board, for sensing the temperature in current environment.
3. the apparatus according to claim 1, which is characterized in that the light emitting diode is multiple single color LEDs.
4. device according to claim 3, which is characterized in that the multiple single color LED is rounded to be arranged in institute
It states on printed circuit board.
5. device according to claim 4, which is characterized in that the detector is located at the multiple single color LED
Centre.
6. device according to claim 4, which is characterized in that the shape in the section of the one end at the non-close end of the light pipe
Shape is circle.
7. according to claim 1~6 any one of them device, which is characterized in that the detector is silicon based opto-electronics diode.
8. according to claim 1~6 any one of them device, which is characterized in that the pedestal is cylindrical and described cylinder
The side wall of shape has an opening.
9. device according to claim 8, which is characterized in that the printed circuit board is inserted into the opening.
10. device according to claim 9, which is characterized in that the light pipe is inserted into one end of the pedestal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721035196.3U CN207472758U (en) | 2017-08-17 | 2017-08-17 | A kind of spectra collection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721035196.3U CN207472758U (en) | 2017-08-17 | 2017-08-17 | A kind of spectra collection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207472758U true CN207472758U (en) | 2018-06-08 |
Family
ID=62268117
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721035196.3U Active CN207472758U (en) | 2017-08-17 | 2017-08-17 | A kind of spectra collection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207472758U (en) |
-
2017
- 2017-08-17 CN CN201721035196.3U patent/CN207472758U/en active Active
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