CN209264547U - A kind of novel Y-shaped fiber optic detection system - Google Patents
A kind of novel Y-shaped fiber optic detection system Download PDFInfo
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- CN209264547U CN209264547U CN201821609615.4U CN201821609615U CN209264547U CN 209264547 U CN209264547 U CN 209264547U CN 201821609615 U CN201821609615 U CN 201821609615U CN 209264547 U CN209264547 U CN 209264547U
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- gas compartment
- fiber optic
- detection system
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Abstract
The utility model discloses a kind of novel Y-shaped fiber optic detection systems, including light source, optical fiber, detector and gas compartment, the optical fiber includes incidence end, reflection end and receiving end, the incidence end is connected with the light source, the receiving end is connected with the detector, the incidence end and reflection end integrate bunchy and are connected with the gas compartment, at least three first inner cores are uniformly surrounded in the middle part of the incidence end, there is the second inner core in the middle part of the reflection end, the first inner core uniform ring is arranged around the second inner core in reflection end, in the light travels to gas compartment that first inner core is used to generate light source, second inner core is used to will test the light reflection light-receiving that multiple reflections generate in gas compartment and is transmitted to detector.The utility model has the beneficial effect that optical transport is stable, energy attenuation is few.
Description
Technical field
The utility model relates to field of optical detection more particularly to a kind of novel Y-shaped fiber optic detection systems.
Background technique
Currently, y-type optical fiber is widely used in field of optical detection, but y-type optical fiber uses single-core fiber in the prior art,
In this way setting so that detection light caused by light source by single-core fiber transmission, be easy to cause the energy of detection light to decay rapidly,
It is also easy to influence the stability of light travels simultaneously.
Utility model content
The purpose of this utility model is to provide the few novel Y-shaped fiber laser arrays systems of a kind of optical transport stabilization, energy attenuation
System.
In order to solve the above-mentioned technical problem, the utility model adopts the following technical solution:
A kind of novel Y-shaped fiber optic detection system, including light source, optical fiber, detector and gas compartment, the optical fiber include into
End, reflection end and receiving end are penetrated, the incidence end is connected with the light source, and the receiving end is connected with the detector, institute
It states incidence end and reflection end integrates bunchy and is connected with the gas compartment, at least three are uniformly surrounded in the middle part of the incidence end
A first inner core, the reflection end middle part have the second inner core, and the first inner core uniform ring is around the second inner core in reflection end
It is arranged, in the light travels to gas compartment that first inner core is used to generate light source, second inner core is for will test
The light reflection light-receiving that multiple reflections generate in gas compartment is simultaneously transmitted to detector.
Preferably, the quantity of first inner core is 6,6 first inner cores setting annular in shape in incidence end,
6 first inner core uniform rings are arranged around the second inner core in reflection end.
Preferably, the diameter of first inner core and the second inner core is equal.
Preferably, the light source is ultraviolet source.
Preferably, measuring cell is provided in the gas compartment, the gas compartment side wall is equipped with an optical window, the optics
Window is equipped with the window for sealing the optical window, is equipped with several reflecting mirrors in the measuring cell.
Preferably, collimating element is provided between the reflection end and the optical window.
Preferably, the collimating element is convex lens.
Preferably, the window is ultraviolet fused quartz window.
Compared with prior art, optical fiber described in the utility model includes incidence end, reflection end and receiving end, it is described enter
End is penetrated to be connected with the light source, the receiving end is connected with the detector, the incidence end and reflection end integrate bunchy and with
The gas compartment is connected, and at least three first inner cores, multiple first inner cores are uniformly surrounded in the middle part of the incidence end
Setting be effectively ensured light source generation light travels stability, while also guaranteeing that light source is transmitted to the detection light of gas compartment
Intensity, reduce the energy attenuation of detection light.
Detailed description of the invention
Fig. 1 is structural schematic diagram described in the utility model；
Fig. 2 is the structural schematic diagram of optical fiber described in the utility model；
Fig. 3 is the structure sectional view of optical fiber receiving end described in the utility model；
Fig. 4 is the structure sectional view of optical fiber incidence end described in the utility model；
Fig. 5 is the structure sectional view at fiber reflection end described in the utility model；
Marked the names of the parts are as follows in figure:
1, light source；2, optical fiber；21, incidence end；22, receiving end；23, reflection end；24, the first inner core；25, the second inner core；
3, detector；4, gas compartment；41, measuring cell；42, optical window；43, window；44, reflecting mirror；45, collimating element.
Specific embodiment
Below in conjunction with drawings and the specific embodiments, the utility model is described in further detail.
As shown in Figures 1 to 5, the utility model be a kind of 2 detection system of novel Y-shaped optical fiber, including light source 1, optical fiber 2,
Detector 3 and gas compartment 4, wherein the optical fiber 2 is set between gas compartment 4 and light source 1, optical fiber 2, and the optical fiber 2 is used for
The light travels that light source 1 is generated to gas compartment 4, meanwhile, the optical fiber 2 is repeatedly anti-in gas compartment 4 for will test light
It penetrates the reflection light-receiving of generation and is transmitted to detector 3.
Preferably, the optical fiber 2 is arranged in Y type, and the specific optical fiber 2 includes incidence end 21, reflection end 23 and connects
Receiving end 22, the incidence end 21 are connected with the light source 1, and the receiving end 22 is connected with the detector 3, the incidence end 21
Bunchy is integrated with reflection end 23 and is connected with the gas compartment 4, and setting in this way facilitates so that receiving end 22 is equivalent to common end
The installation of optical fiber 2 and gas compartment 4.
Further, 21 middle part of incidence end is uniformly surrounded at least three first inner cores 24, the reflection end
23 middle part has the second inner core 25, and first inner core, 24 uniform ring is arranged around the second inner core 25 in reflection end 23, described
In the light travels to gas compartment 4 that first inner core 24 is used to generate light source 1, while second inner core 25 will be for that will examine
It surveys the light reflection light-receiving that multiple reflections generate in gas compartment 4 and is transmitted to detector 3, guarantee the stabilization of transmission with this
Property, while being reduced energy attenuation of the detection light in transmission process.
Further, the quantity of first inner core 24 is 6, specifically, in incidence end 21 in described 6 first
The setting annular in shape of core 24,6 first inner cores, 24 uniform ring is arranged around the second inner core 25 in reflection end 23, but described
The quantity of first inner core 24 is not limited to 6, and the quantity of first inner core 24 can carry out pair according to actual needs
It should adjust；6 first inner cores, 24 uniform ring, which surround setting around the second inner core 25, to be advantageous in that, what the light source 1 generated
Detection light is transmitted to gas compartment 4 by 6 first inner cores 24, is compared to single setting, and the energy for reducing detection light declines
Subtract, while the setting of 6 first inner cores 24 ensure that the stability of light travels.
It should be understood that the quantity of first inner core 24 can be fitted according to actual use situation in the present invention
Answering property adjusts and is not limited to 6.
Further, the diameter of first inner core 24 and the second inner core 25 is equal, and first inner core 24 and second
The diameter of inner core 25 is 0.4mm-0.5mm, the advantages of this arrangement are as follows, guarantee optical fiber 2 efficiency of transmission and transmission it is steady
It is qualitative.
Preferably, the light source 1 be ultraviolet source 1, it is possible to understand that the light source 1 be not limited only to ultraviolet source 1, it is described
Light source 1 can be ultraviolet source 1 or other light for laser in laser perhaps other light sources 1 but the utility model
The biggish light source 1 of spot, the advantages of this arrangement are as follows, the setting of 6 the first inner cores 24 of the utility model effectively reduces the production of light source 1
Energy attenuation of the raw detection light in transmission process.
Preferably, it is provided with measuring cell 41 in the gas compartment 4, an optical window is offered on the side wall of measuring cell 41
42, the window 43 for sealing the optical window 42 is provided on the optical window 42, on the two sidewalls of measuring cell 41
Multiple reflecting mirrors 44 are provided with, the particular number of reflecting mirror 44 can be according to the optical path length and measuring cell 41 itself needed for detection
Length be designed, do not do specific requirement here；The detection light that the light source 1 generates is transmitted and is worn by the first inner core 24
It crosses window 43 to be incident in measuring cell 41, and the detection light generates in measuring cell 41 by the multiple reflections of reflecting mirror 44
Reflected light is pierced by window 43 and is transmitted on detector 3 by the second inner core 25, and the detector 3 can carry out pair according to reflected light
The gas analysis answered.
Further, collimating element 45, the detection light are provided between the reflection end 23 and the optical window 42
Measuring cell 41 is injected after collimating element 45 is collimated, and the outer of measuring cell 41 is arranged in the optical alignment element 45
The problem of portion will not directly be contacted with the under test gas in measuring cell 41, and there is no contaminated corrosion, so after being used for a long time not
It needs to carry out to guarantee its detection accuracy with bringing, reduces use cost.
Further, the collimating element 45 can be convex lens or off axis paraboloidal mirror, with this come to detection light into
Row convergence, reduction lead to the loss of energy due to detection light scattering.
Further, the window 43 is ultraviolet fused quartz window 43, and the benefit being arranged in this way guarantees that ultraviolet light passes through purple
UV energy loss reduction when outer fused quartz window 43.
As described above, the only preferred embodiment of the utility model not is used to limit the reality of the utility model
Apply range, i.e., it is all according to equivalent changes and modifications made by the utility model, it is all that the utility model claims range is covered,
Here it no longer illustrates one by one.
Claims (8)
1. a kind of novel Y-shaped fiber optic detection system, including light source, optical fiber, detector and gas compartment, which is characterized in that described
Optical fiber includes incidence end, reflection end and receiving end, and the incidence end is connected with the light source, the receiving end and the detection
Device is connected, and the incidence end and reflection end integrate bunchy and be connected with the gas compartment, uniform ring winding in the middle part of the incidence end
At least three first inner cores are equipped with, there is the second inner core, the first inner core uniform ring in reflection end in the middle part of the reflection end
It is arranged around the second inner core, in the light travels to gas compartment that first inner core is used to generate light source, second inner core
For will test the light reflection light-receiving that multiple reflections generate in gas compartment and be transmitted to detector.
2. a kind of novel Y-shaped fiber optic detection system according to claim 1, which is characterized in that the number of first inner core
Amount is 6,6 first inner cores setting annular in shape in incidence end, 6 first inner core uniform rings in reflection end
It is arranged around the second inner core.
3. a kind of novel Y-shaped fiber optic detection system according to claim 2, which is characterized in that first inner core and
The diameter of two inner cores is equal.
4. a kind of novel Y-shaped fiber optic detection system according to claim 1, which is characterized in that the light source is ultraviolet light
Light source.
5. a kind of novel Y-shaped fiber optic detection system according to claim 1, which is characterized in that setting in the gas compartment
There is measuring cell, the gas compartment side wall is equipped with an optical window, and the optical window is equipped with for sealing the optical window
Window, several reflecting mirrors are equipped in the measuring cell.
6. a kind of novel Y-shaped fiber optic detection system according to claim 5, which is characterized in that the reflection end with it is described
Collimating element is provided between optical window.
7. a kind of novel Y-shaped fiber optic detection system according to claim 6, which is characterized in that the collimating element is convex
Lens.
8. a kind of novel Y-shaped fiber optic detection system according to claim 7, which is characterized in that the window is ultraviolet molten
Quartz window sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821609615.4U CN209264547U (en) | 2018-09-29 | 2018-09-29 | A kind of novel Y-shaped fiber optic detection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821609615.4U CN209264547U (en) | 2018-09-29 | 2018-09-29 | A kind of novel Y-shaped fiber optic detection system |
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| Publication Number | Publication Date |
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| CN209264547U true CN209264547U (en) | 2019-08-16 |
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| CN201821609615.4U Active CN209264547U (en) | 2018-09-29 | 2018-09-29 | A kind of novel Y-shaped fiber optic detection system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4342403A1 (en) | 2022-09-22 | 2024-03-27 | Erbe Elektromedizin GmbH | Method for determining a state of an optical waveguide of an electrosurgical instrument, and system comprising an electrosurgical instrument |
-
2018
- 2018-09-29 CN CN201821609615.4U patent/CN209264547U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4342403A1 (en) | 2022-09-22 | 2024-03-27 | Erbe Elektromedizin GmbH | Method for determining a state of an optical waveguide of an electrosurgical instrument, and system comprising an electrosurgical instrument |
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