CN109632130A - A kind of integrated fluorescence thermometric optical path modular device - Google Patents
A kind of integrated fluorescence thermometric optical path modular device Download PDFInfo
- Publication number
- CN109632130A CN109632130A CN201811564817.6A CN201811564817A CN109632130A CN 109632130 A CN109632130 A CN 109632130A CN 201811564817 A CN201811564817 A CN 201811564817A CN 109632130 A CN109632130 A CN 109632130A
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- optical
- modular device
- optical path
- integrated fluorescence
- circuit board
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K11/00—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00
- G01K11/32—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00 using changes in transmittance, scattering or luminescence in optical fibres
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
Abstract
The present invention provides a kind of integrated fluorescence thermometric optical path modular devices, belong to fluorescence thermometric optical path modular device technical field.This integrated fluorescence thermometric optical path modular device includes: circuit board, is provided with signal processing circuit, is equipped with the photodiode of patch type, the photodiode and signal processing circuit electrical connection on circuit boards；Fibre-optical probe；Optical splitter, its left side is connect with circuit board, right side is connect with fibre-optical probe, illuminating source is installed in optical splitter bottom, and two-phase color mirror and the condenser lens on the right side of two-phase color mirror are provided on optical splitter, the two-phase color mirror is located above illuminating source, and the circuit board, two-phase color mirror, condenser lens, fibre-optical probe arrangement are on one wire.This integrated fluorescence thermometric optical path modular device has the advantages that structure is simple, occupies little space, high reliablity.
Description
Technical field
The invention belongs to fluorescence thermometric optical path modular device technical fields, are related to a kind of integrated fluorescence thermometric optical path mould
Block assembly.
Background technique
Included components are more inside traditional fluorescence thermometric optical path modular device, optical signal sending module and optical signal
Receiving module is divided into two individual modules, and occupied space is larger, and production process is relatively complicated, and installation and later maintenance are inconvenient,
Reliability is low, is not suitable for the more severe occasion of operating condition.
In this regard, to design a kind of structure simple by the present invention, occupy little space, the integrated fluorescence thermometric optical path of high reliablity
Modular device.
Summary of the invention
The purpose of the present invention is there is the above problem in view of the prior art, it is simple to propose a kind of structure, occupied space
It is small, the integrated fluorescence thermometric optical path modular device of high reliablity.
Object of the invention can be realized by the following technical scheme: a kind of integrated fluorescence thermometric light path module dress
It sets, comprising:
Circuit board, is provided with signal processing circuit, is equipped with the photodiode of patch type, the photoelectricity on circuit boards
Diode and signal processing circuit electrical connection；
Fibre-optical probe；
Optical splitter, left side are connect with circuit board, and right side is connect with fibre-optical probe, is equipped with luminous light in optical splitter bottom
Source, and two-phase color mirror and the condenser lens on the right side of two-phase color mirror are provided on optical splitter, the two-phase color mirror is located at hair
Above radiant, the circuit board, two-phase color mirror, condenser lens, fibre-optical probe arrangement are on one wire.
As a further improvement of the present invention, it is equipped with groove with the position in circuit board contacts face on the left of optical splitter, it is described
Photodiode is arranged in the groove.
As a further improvement of the present invention, the welding circuit board is on the left of optical splitter.
As a further improvement of the present invention, multiple copper for mounting circuit boards are also embedded on the left of optical splitter
Column, the copper post pass through circuit board.
As a further improvement of the present invention, the illuminating source is set as the LED light source with pin, the pin weldering
It is connected on circuit board.
As a further improvement of the present invention, inclined mounting hole is equipped on optical splitter, the two-phase color mirror is mounted on
In mounting hole.
As a further improvement of the present invention, the mounting hole is set as rectangular opening.
As a further improvement of the present invention, fibre-optical probe is connected by fiber-optical socket on the right side of the optical splitter.
As a further improvement of the present invention, rubber bush is provided between the condenser lens and fiber-optical socket, it is described
Condenser lens is pushed against in optical splitter by rubber bush.
As a further improvement of the present invention, the optical splitter is mounted on fiber-optical socket by the way of glue sticking sealing
On.
Based on the above-mentioned technical proposal, the embodiment of the present invention at least can produce following technical effect: this integrated fluorescence
Thermometric optical path modular device structure is simple, and contained components are few, occupy little space, and production process is simple, installs and easy to maintain,
High reliablity, the occasion suitable for operating condition complexity；It can solve components existing for conventional fluorescent thermometric optical path modular device compared with
More, optical signal sending module and optical signal receiving module be divided into two individual modules, occupied space be larger, production process more
The problems such as cumbersome, installation is with the occasion that later maintenance is inconvenient, reliability is low, to be not suitable for operating condition more severe；The present invention has collection
The characteristics of at changing, by transmitting PCBA (i.e. PCB circuit board), receives PCBA, photoelectric device, light splitting diode (photodiode) collection
At on a PCBA, which is installed by optical splitter, reduces the complexity of device production；The present invention also effectively reduces letter
Number interference, can be useful in the more complicated occasion of operating condition, guarantee functional reliability.
Detailed description of the invention
Specific embodiments of the present invention will be described in further detail with reference to the accompanying drawing, in which:
Fig. 1 is the cross-sectional view of a preferred embodiment of the present invention.
Fig. 2 is the structural schematic diagram of fibre-optical probe in a preferred embodiment of the present invention.
Fig. 3 is the structural schematic diagram of optical splitter in a preferred embodiment of the present invention.
In figure, 100, circuit board；200, photodiode；300, fibre-optical probe；400, optical splitter；410, groove；420,
Mounting hole；500, illuminating source；600, two-phase color mirror；700, condenser lens；800, copper post；910, fiber-optical socket；920, rubber
Sleeve；930, bonded adhesives.
Specific embodiment
Following is a specific embodiment of the present invention in conjunction with the accompanying drawings, technical scheme of the present invention will be further described,
However, the present invention is not limited to these examples.
Technical solution provided by the invention is illustrated in more detail below with reference to Fig. 1 to Fig. 3.
As shown in Figure 1 to Figure 3, this integrated fluorescence thermometric optical path modular device includes:
Circuit board 100, is provided with signal processing circuit, and the photodiode of patch type is equipped on circuit board 100
200, the photodiode 200 and signal processing circuit are electrically connected；
Fibre-optical probe 300；
Optical splitter 400, left side are connect with circuit board 100, and right side is connect with fibre-optical probe 300, in 400 bottom of optical splitter
Illuminating source 500 is installed, and is provided with two-phase color mirror 600 and the focusing positioned at 600 right side of two-phase color mirror on optical splitter 400
Lens 700, the two-phase color mirror 600 are located at 500 top of illuminating source, the circuit board 100, two-phase color mirror 600, condenser lens
700, fibre-optical probe 300 arranges on one wire.
The present invention protects a kind of integrated fluorescence thermometric optical path modular device, especially a kind of fluorescence of small integrated
Thermometric optical path modular device.
This integrated fluorescence thermometric optical path modular device structure is simple, and contained components are few, occupies little space, and produces work
Sequence is simple, installation and easy to maintain, high reliablity, the occasion suitable for operating condition complexity；It can solve conventional fluorescent thermometric optical path
Components existing for modular device are more, optical signal sending module and optical signal receiving module are divided into two individual modules, account for
With space is larger, production process is relatively complicated, installation with later maintenance is inconvenient, reliability is low, it is more severe to be not suitable for operating condition
The problems such as occasion；The present invention have the characteristics that it is integrated, will transmitting PCBA (i.e. PCB circuit board 100), receive PCBA, phototube
Part, light splitting diode (photodiode 200) are integrated on a PCBA, are installed the PCBA by optical splitter 400, are reduced device
The complexity of production；The present invention also effectively reduces signal interference, can be useful in the more complicated occasion of operating condition, high reliablity.
The present invention is relative to traditional fluorescence temperature measuring equipment, only one PCB circuit board 100, i.e. PCBA in the present invention.?
PCBA contains signal processing circuit, can directly convert optical signals to electric signal and be handled and amplified.
As a kind of preferred or optional embodiment, set in 400 left side of optical splitter and the position of 100 contact surface of circuit board
Fluted 410, the photodiode 200 is arranged in the groove 410.
There is a little groove 410 in 400 left side of optical splitter with PCBA contact surface, just is used to place the light of patch type on PCBA
Electric diode 200 can be such that optical splitter 400 more minimizes using the photodiode 200 of patch type.
Further, circuit board 100 is welded on 400 left side of optical splitter.
Further, multiple copper posts 800 for mounting circuit boards 100 are also embedded in 400 left side of optical splitter, preferably
It is three of 410 two sides of redistribution grooves, the copper post 800 passes through circuit board 100.
The optical splitter 400 of this case is preferably non-metallic material, the aperture with four direction, as shown in figure 3, its left side
It is internally embedded three small copper post 800, for installing PCBA, casts out traditional screw mounting means, PCBA is directly welded at point
It on light device 400, can not only increase the reliability of PCBA installation, but also optical splitter 400 can be made more small and exquisite, and operate simpler
It is single.
Preferably, illuminating source 500 is set as the LED light source with pin, and the pin is welded on circuit board 100.
The bottom opening of optical splitter 400 is used to install LED, it is preferable to use the mode for smearing bonded adhesives fastens LED, and incites somebody to action
The pin of LED is welded on PCBA, and relative to traditional fluorescence temperature measuring equipment, this case, which will emit PCBA and receive PCBA conjunction two, is
One.
An above-mentioned two-phase color mirror 600 preferably side surface is coated with thin film, in the present invention, the general for the property of can choose
The reflected light back that LED is issued can permit the excitation light that fibre-optical probe 300 passes back and penetrate to fibre-optical probe 300
And it is received by the photodiode 200 on PCBA.
700 main function of condenser lens is that the transmitting light after being reflected focuses, and is convenient to be transferred to fibre-optical probe 300,
And two-phase color mirror 600 is passed through after focusing the excitation light that fibre-optical probe 300 passes back and is received by photodiode 200.
Further, inclined mounting hole 420 is equipped on optical splitter 400, the two-phase color mirror 600 is mounted on mounting hole
In 420.
Further, the mounting hole 420 is set as rectangular opening.
In the present case, the front direction of optical splitter 400 has one and horizontal line at the rectangle of predetermined angle (preferably 45 °)
Hole, for installing two-phase color mirror 600, rectangular opening with the preferably interference fit of two-phase color mirror 600 (match by further preferred micro- interference
Close), two-phase color mirror 600 can be made to be firmly installed in optical splitter 400, fastened without other modes again, two-phase color
Mirror 600 can carry out shading treatment in the glue that rectangular opening opening smears a small amount of black after installing.
It is preferred that connecting fibre-optical probe 300 by fiber-optical socket 910 on the right side of optical splitter 400.
Entire fluorescence thermometric optical path modular device is that fixation is installed by fiber-optical socket 910, and fiber-optical socket 910
The other end also needs connection fibre-optical probe 300, to guarantee the reliability of installation, it is preferable to use metal material makes fiber-optical socket 910.
Further, rubber bush 920, the rubber bush are provided between condenser lens 700 and fiber-optical socket 910
920 are pushed against condenser lens 700 in optical splitter 400.
In the present case, 400 right side of optical splitter is installed together with fiber-optical socket 910, and centre is provided with a through-hole, in this through-hole
In place a condenser lens 700, it is contemplated that the material of condenser lens 700 is more crisp glass, and the material of fiber-optical socket 910
Matter is preferably metal, to avoid the two directly contact, therefore increases a rubber bush worked as a buffer between
920, while again can firmly fixed focus lenses 700.
Preferably, optical splitter 400 is mounted on fiber-optical socket 910 by the way of glue sticking sealing, i.e. optical splitter 400
It is sealed between fiber-optical socket 910 by bonded adhesives 930.
Optical splitter 400 is mounted on fiber-optical socket 910 by the present invention solid and reliablely by the way of glue sticking sealing, is subtracted
The use of few screw.Herein, due to connection PCB A and fiber-optical socket 910 be nonmetallic materials optical splitter 400, maximum possible
The interference signal that reduces on fiber-optical socket 910 PCBA is influenced.It is same using the fluorescence thermometric optical path modular device of such mode
When the advantages of meeting miniaturization, integrated, high reliablity, be applicable to the occasion of operating condition complexity.
In conclusion integrated fluorescence thermometric optical path modular device of the invention mainly includes following six part: PCBA,
Optical splitter 400, two-phase color mirror 600, condenser lens 700, rubber bush 920 and fiber-optical socket 910.The present invention at least has following
Feature:
(1), structure is simple, easy for installation, and only there are six components for entire fluorescence thermometric light path device, easier for installation；
(2), minimize: the assembling of key components and parts does not use traditional screw mounting means, so that each component structural
It is more compact；
(3), integrated: transmitting PCBA, reception PCBA, photoelectric device, light splitting diode being integrated on a PCBA, led to
PCBA can be directly welded on optical splitter 400 by crossing the included stud (copper post 800) of optical splitter 400, reduce answering for device production
Polygamy；
(4), high reliability: significantly reducing signal interference, can be useful in the more complicated occasion of operating condition.
Specific embodiment described herein is only an example for the spirit of the invention.The neck of technology belonging to the present invention
The technical staff in domain can make various modifications or additions to the described embodiments or replace by a similar method
In generation, however, it does not deviate from the spirit of the invention or beyond the scope of the appended claims.
Claims (10)
1. a kind of integrated fluorescence thermometric optical path modular device, it is characterised in that: include:
Circuit board, is provided with signal processing circuit, is equipped with the photodiode of patch type, two pole of photoelectricity on circuit boards
Pipe and signal processing circuit electrical connection；
Fibre-optical probe；
Optical splitter, left side are connect with circuit board, and right side is connect with fibre-optical probe, are equipped with illuminating source in optical splitter bottom,
And two-phase color mirror and the condenser lens on the right side of two-phase color mirror are provided on optical splitter, the two-phase color mirror is located at the light that shines
Above source, the circuit board, two-phase color mirror, condenser lens, fibre-optical probe arrangement are on one wire.
2. the integrated fluorescence thermometric optical path modular device of one kind according to claim 1, it is characterised in that: in optical splitter
The position in left side and circuit board contacts face is equipped with groove, and the photodiode is arranged in the groove.
3. the integrated fluorescence thermometric optical path modular device of one kind according to claim 1, it is characterised in that: the circuit
Plate is welded on the left of optical splitter.
4. the integrated fluorescence thermometric optical path modular device of one kind according to claim 3, it is characterised in that: in optical splitter
Left side is also embedded with multiple copper posts for mounting circuit boards, and the copper post passes through circuit board.
5. the integrated fluorescence thermometric optical path modular device of one kind according to claim 1, it is characterised in that: described to shine
Light source is set as the LED light source with pin, and the pin is welded on circuit board.
6. the integrated fluorescence thermometric optical path modular device of one kind according to claim 1, it is characterised in that: in optical splitter
It is equipped with inclined mounting hole, the two-phase color mirror is mounted in mounting hole.
7. the integrated fluorescence thermometric optical path modular device of one kind according to claim 6, it is characterised in that: the installation
Hole is set as rectangular opening.
8. the integrated fluorescence thermometric optical path modular device of one kind according to any one of claims 1 to 7, feature exist
In: fibre-optical probe is connected by fiber-optical socket on the right side of the optical splitter.
9. the integrated fluorescence thermometric optical path modular device of one kind according to claim 8, it is characterised in that: the focusing
Rubber bush is provided between lens and fiber-optical socket, condenser lens is pushed against in optical splitter by the rubber bush.
10. the integrated fluorescence thermometric optical path modular device of one kind according to claim 8, it is characterised in that: described point
Light device is mounted on fiber-optical socket by the way of glue sticking sealing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811564817.6A CN109632130B (en) | 2018-12-20 | 2018-12-20 | Integrated fluorescence temperature measurement light path module device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811564817.6A CN109632130B (en) | 2018-12-20 | 2018-12-20 | Integrated fluorescence temperature measurement light path module device |
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| CN109632130A true CN109632130A (en) | 2019-04-16 |
| CN109632130B CN109632130B (en) | 2021-01-22 |
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| CN201811564817.6A Active CN109632130B (en) | 2018-12-20 | 2018-12-20 | Integrated fluorescence temperature measurement light path module device |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110346065A (en) * | 2019-07-23 | 2019-10-18 | 西安和其光电科技股份有限公司 | A kind of anti-interference and high stability temperature measuring equipment and multiple-path temperature measurement |
| CN110346066A (en) * | 2019-07-23 | 2019-10-18 | 西安和其光电科技股份有限公司 | A kind of miniature temperature measurement module calibration system of transceiver and scaling method |
| CN111337158A (en) * | 2020-03-31 | 2020-06-26 | 西安和其光电科技股份有限公司 | Miniaturized fluorescence optic fibre temperature measurement system |
| CN113670470A (en) * | 2021-08-13 | 2021-11-19 | 西安和其光电科技股份有限公司 | Novel optical fiber temperature measurement module |
| US11236267B2 (en) | 2020-03-13 | 2022-02-01 | Accelovant Technologies Corporation | Fiber optic measuring device with monolithic phosphor composite |
| US11353369B2 (en) | 2020-11-05 | 2022-06-07 | Accelovant Technologies Corporation | Optoelectronic transducer module for thermographic temperature measurements |
| US11359976B2 (en) | 2020-10-23 | 2022-06-14 | Accelovant Technologies Corporation | Multipoint surface temperature measurement system and method thereof |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110346065A (en) * | 2019-07-23 | 2019-10-18 | 西安和其光电科技股份有限公司 | A kind of anti-interference and high stability temperature measuring equipment and multiple-path temperature measurement |
| CN110346066A (en) * | 2019-07-23 | 2019-10-18 | 西安和其光电科技股份有限公司 | A kind of miniature temperature measurement module calibration system of transceiver and scaling method |
| CN110346066B (en) * | 2019-07-23 | 2024-01-30 | 西安和其光电科技股份有限公司 | Calibration system and calibration method for transceiver integrated miniature temperature measurement module |
| US11236267B2 (en) | 2020-03-13 | 2022-02-01 | Accelovant Technologies Corporation | Fiber optic measuring device with monolithic phosphor composite |
| CN111337158A (en) * | 2020-03-31 | 2020-06-26 | 西安和其光电科技股份有限公司 | Miniaturized fluorescence optic fibre temperature measurement system |
| US11359976B2 (en) | 2020-10-23 | 2022-06-14 | Accelovant Technologies Corporation | Multipoint surface temperature measurement system and method thereof |
| US11353369B2 (en) | 2020-11-05 | 2022-06-07 | Accelovant Technologies Corporation | Optoelectronic transducer module for thermographic temperature measurements |
| CN113670470A (en) * | 2021-08-13 | 2021-11-19 | 西安和其光电科技股份有限公司 | Novel optical fiber temperature measurement module |
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