CN106872960A - The protector of optic fibre light path in a kind of range-measurement system for chirped laser - Google Patents
The protector of optic fibre light path in a kind of range-measurement system for chirped laser Download PDFInfo
- Publication number
- CN106872960A CN106872960A CN201710014676.XA CN201710014676A CN106872960A CN 106872960 A CN106872960 A CN 106872960A CN 201710014676 A CN201710014676 A CN 201710014676A CN 106872960 A CN106872960 A CN 106872960A
- Authority
- CN
- China
- Prior art keywords
- internal layer
- light path
- layer shell
- optic fibre
- measurement system
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/48—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S17/00
- G01S7/481—Constructional features, e.g. arrangements of optical elements
- G01S7/4811—Constructional features, e.g. arrangements of optical elements common to transmitter and receiver
- G01S7/4813—Housing arrangements
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S11/00—Systems for determining distance or velocity not using reflection or reradiation
- G01S11/12—Systems for determining distance or velocity not using reflection or reradiation using electromagnetic waves other than radio waves
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
- G01S17/02—Systems using the reflection of electromagnetic waves other than radio waves
- G01S17/06—Systems determining position data of a target
- G01S17/08—Systems determining position data of a target for measuring distance only
- G01S17/32—Systems determining position data of a target for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Measuring Temperature Or Quantity Of Heat (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
The present invention relates to engineering measuring technology field, more particularly in a kind of range-measurement system for chirped laser optic fibre light path protector, including nesting is set successively from inside to outside internal layer shell and outer casing, optical fiber is located at the inside of internal layer shell, the material of internal layer shell is red metal, and the material of outer casing is plastics.The present invention is the nested shell structure form of stratiform, optic fibre light path is located at the inside of internal layer shell, internal layer shell is using thermal conductivity ratio red metal higher as rapidoprint, ensure protector good thermal conductivity and hot melt, outer casing is using plastics as rapidoprint, outer layer plastic layer is acted on of both serving, and one is the influence for serving the extraneous humiture of protection, and two is the effect for serving insulation.Under internal layer shell and outer casing double protection, the present invention can adapt to humiture change, and active defense measure is played a part of to the optical fiber inside internal layer shell, optic fibre light path is worked under a range of humiture environment.
Description
Technical field
The present invention relates to engineering measuring technology field, more particularly to one kind is for optical fiber in chirped laser range-measurement system
The protector of light path.
Background technology
All -fiber light path is often used in Linear Frequency Modulation LDMS.Optic fibre light path is relative to traditional spatial light
Line structure have light weight, occupy little space, installation and debugging are convenient, the features such as safeguard convenient, be widely used in all kinds of linear tune
In frequency laser range-measurement system.However, the temperature easy by local environment of optic fibre light path, humidity are influenceed, optical fibre refractivity is caused
Change, the time for causing light to transmit in a fiber changes, and then influences chirped laser range-measurement system certainty of measurement.Cause
This, it is necessary to safeguard procedures are taken to the optic fibre light path in chirped laser range-measurement system.
At present, most of chirped laser range-measurement systems all specify the conditions such as the temperature of use environment, humidity, to ensure
The certainty of measurement of instrument and equipment.This method indoor environment more satisfactory to use environment can be satisfaction, but to linear
The range of application of laser of frequency modulation range-measurement system causes limitation.Accordingly, it would be desirable to precision optical instrument device interior easily by warm and humid
The optic fibre light path for spending influence takes safeguard procedures, can be used under different humiture environment.
The content of the invention
(1) technical problem to be solved
The technical problem to be solved in the present invention is that the optic fibre light path for solving existing chirped laser range-measurement system lacks
Safeguard procedures, temperature easily by local environment, humidity are influenceed, and the time for causing light to transmit in a fiber changes so as to shadow
The problem of acoustic system certainty of measurement.
(2) technical scheme
In order to solve the above-mentioned technical problem, the invention provides one kind for optical fiber light in chirped laser range-measurement system
The protector on road, including the internal layer shell and outer casing that nesting is set successively from inside to outside, optical fiber are located at the inner layer case
The inside of body, the material of the internal layer shell is red metal, and the material of the outer casing is plastics.
Wherein, also including intermediate layer housing, the intermediate layer housing is arranged at the internal layer shell with the outer casing
Between, the material of the intermediate layer housing is aluminium.
Wherein, the inside of the internal layer shell is provided with the first Temperature Humidity Sensor.
Wherein, the inside of the intermediate layer housing is provided with the second Temperature Humidity Sensor.
Wherein, TEC modules are provided between the inner bottom surface of the outside bottom surface of the internal layer shell and the intermediate layer housing.
Wherein, the through hole being communicated with the internal layer shell, the intermediate layer housing and the outer casing is described logical
The internal layer shell, the intermediate layer housing and the outer casing are connected insertion, first Temperature Humidity Sensor, institute by hole
The cable and the optical fiber for stating the second Temperature Humidity Sensor and the TEC modules are passed by the through hole, pass rear institute
Through hole is stated by sealant sealing.
Wherein, the exterior lateral sides of the internal layer shell and exterior top surface the first froth bed of gluing.
Wherein, the inner side of the outer casing and inside top surface the second froth bed of gluing.
Wherein, the inside of the internal layer shell is provided with optical fiber cabling channel, and the optical fiber is put along the optical fiber cabling slotted disk.
(3) beneficial effect
Above-mentioned technical proposal of the invention has the following advantages that:The present invention is for optical fiber in chirped laser range-measurement system
The protector of light path is the nested shell structure form of stratiform, and each housing is box-like, including box body and lid, optic fibre light path
Positioned at the inside of internal layer shell, internal layer shell is using thermal conductivity ratio red metal higher as rapidoprint, it is ensured that protector is good
Good thermal conductivity and hot melt.Using plastics as rapidoprint, outer layer plastic layer serves both sides effect to outer casing,
One is the influence for serving the extraneous humiture of protection, and two is the effect for serving insulation.Thus in internal layer shell and outer casing
Double protection under, the present invention can adapt to humiture change, active defense measure is played to the optical fiber inside internal layer shell
Effect, optic fibre light path is worked under a range of humiture environment, solve chirped laser range-measurement system
High-acruracy survey problem under different humiture environment.
Except it is described above present invention solves the technical problem that, constitute technical scheme technical characteristic and have this
Outside the advantage that the technical characteristic of a little technical schemes is brought, what other technical characteristics of the invention and these technical characteristics brought
Advantage, will further illustrate with reference to accompanying drawing.
Brief description of the drawings
Fig. 1 is the protector that the embodiment of the present invention is used for optic fibre light path in chirped laser range-measurement system.
In figure:1:Internal layer shell;2:Outer casing;3:Intermediate layer housing;4:First Temperature Humidity Sensor;5:Second is warm and humid
Degree sensor;6:TEC modules;7:Through hole;8:First froth bed;9:First froth bed;10:Optical fiber cabling channel.
Specific embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
A part of embodiment of the invention, rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill people
The every other embodiment that member is obtained on the premise of creative work is not made, belongs to the scope of protection of the invention.
In the description of the invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Company ", " connection " should be interpreted broadly, for example, it may be being fixedly connected, or being detachably connected, or be integrally connected;Can
Being to mechanically connect, or electrically connect;Can be joined directly together, it is also possible to be indirectly connected to by intermediary, Ke Yishi
Two connections of element internal.For the ordinary skill in the art, with concrete condition above-mentioned term can be understood at this
Concrete meaning in invention.
Additionally, in the description of the invention, unless otherwise indicated, " multiple ", " many ", " multigroup " be meant that two or
Two or more, " several ", " some ", " some groups " are meant that one or more.
As shown in figure 1, in the range-measurement system for chirped laser provided in an embodiment of the present invention optic fibre light path protection
Device, including the internal layer shell 1 and outer casing 2 that nesting is set successively from inside to outside, optical fiber are located at the inside of internal layer shell 1,
The material of internal layer shell 1 is red metal, and the material of outer casing 2 is plastics.
The present invention is the nested housing knot of stratiform for the protector of optic fibre light path in chirped laser range-measurement system
Configuration formula, each housing is for box-like, including box body and lid, and optic fibre light path is located at the inside of internal layer shell, and internal layer shell is used
Thermal conductivity ratio red metal higher is used as rapidoprint, it is ensured that protector good thermal conductivity and hot melt, and outer casing is used
Used as rapidoprint, outer layer plastic layer serves both sides effect to plastics, and one is the influence for serving the extraneous humiture of protection,
Two is the effect for serving insulation.Thus under the double protection of internal layer shell and outer casing, the present invention can adapt to warm and humid
Degree change plays a part of active defense measure to the optical fiber inside internal layer shell, enables optic fibre light path a range of
Worked under humiture environment, solve high-acruracy survey of the chirped laser range-measurement system under different humiture environment and ask
Topic.
Further, the present invention also includes centre for the protector of optic fibre light path in chirped laser range-measurement system
Layer housing 3, intermediate layer housing 3 is arranged between internal layer shell 1 and outer casing 2, and the material of intermediate layer housing 3 is aluminium.It is middle
The aluminium that layer housing is taken second place using thermal conductivity further improves the uniformity of the temperature of optical fiber local environment as rapidoprint.This
Internal layer shell thickness typically takes 4mm thick in 3~5mm in embodiment;Intermediate layer thickness of shell typically takes 4mm thick in 3~5mm;
Outer casing thickness typically takes 4mm thick in 3~5mm.
Wherein, the inside of internal layer shell 1 is provided with the first Temperature Humidity Sensor 4.Wherein, the inside peace of intermediate layer housing 3
Equipped with the second Temperature Humidity Sensor 5.Temperature Humidity Sensor is respectively mounted for real-time monitoring internal layer in internal layer and intermediate layer housing
With the humiture situation of interlayer spaces.
Specifically, being provided with TEC between the outside bottom surface of internal layer shell 1 and the inner bottom surface of intermediate layer housing 3, (semiconductor is caused
Cooler) module 6.Being placed between the inner surface of intermediate layer housing and the outer surface of internal layer shell can freeze and the TEC moulds for heating
Block, when Temperature Humidity Sensor detects internal layer and changes with the humiture of interlayer spaces, TEC modules can play actively heating
With the effect of refrigeration, adjusting ambient temperature is so as to the temperature of the internal layer environment where real-time control optical fiber.
Wherein, the through hole 7 being communicated with internal layer shell 1, intermediate layer housing 3 and outer casing 2, through hole 7 is by inner layer case
The connection insertion of body 1, intermediate layer housing 3 and outer casing 2, the first Temperature Humidity Sensor 4, the second Temperature Humidity Sensor 5 and TEC moulds
The cable and optical fiber of block 6 are passed by through hole 7, are passed and are passed through sealant sealing at rear through hole 7.With Temperature Humidity Sensor and
The connected cable of TEC modules and optical fiber pass the corresponding circuit board of access, cable and light by protector inside by through hole
After fibre is drawn, through hole is sealed using fluid sealant.
Further, the exterior lateral sides of internal layer shell 1 and exterior top surface the first froth bed of gluing.Wherein, outer casing 2
Inner side and inside top surface the first froth bed of gluing.The outer surface of internal layer shell and the inner surface of outer casing all gluings have one
Layer foam, plays a part of isolated temperature and humidity change;Inner layer outer surface is wrapped in one layer of foam, for keeping internal temperature
And humidity, depth of foam typically takes 2mm thick in 1~3mm;Outer layer inner surface is wrapped in one layer of foam, thickness in 1~3mm, one
As thick, the influence for protecting extraneous humiture that takes 2mm.
In addition, the inside of internal layer shell 1 is provided with optical fiber cabling channel 11, optical fiber is put along the disk of optical fiber cabling channel 11.Optic fibre light path
Disk is placed in endothecium structure, and the optical fiber equipped with special designs walks line trenches to fix optical fiber, make optical fiber rule disk be placed in
In Rotating fields.For specification optical fiber cabling
In sum, the present invention is nested stratiform for the protector of optic fibre light path in chirped laser range-measurement system
Shell structure form, each housing is for box-like, including box body and lid, and optic fibre light path is located at the inside of internal layer shell, internal layer
Housing is using thermal conductivity ratio red metal higher as rapidoprint, it is ensured that protector good thermal conductivity and hot melt, outer layer
Housing uses plastics as rapidoprint, and outer layer plastic layer serves both sides effect, and one is to serve to protect the external world warm and humid
The influence of degree, two is the effect for serving insulation.Thus under the double protection of internal layer shell and outer casing, the present invention can
Humiture change is adapted to, active defense measure is played a part of to the optical fiber inside internal layer shell, optic fibre light path is existed
Worked under a range of humiture environment, solve chirped laser range-measurement system high-precision under different humiture environment
Degree measurement problem.
Finally it should be noted that:The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations;Although
The present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those within the art that:It still may be used
Modified with to the technical scheme described in foregoing embodiments, or equivalent is carried out to which part technical characteristic;
And these modification or replace, do not make appropriate technical solution essence depart from various embodiments of the present invention technical scheme spirit and
Scope.
Claims (9)
1. in a kind of range-measurement system for chirped laser optic fibre light path protector, it is characterised in that:Including by introversion
The outer internal layer shell and outer casing for setting nested successively, optical fiber is located at the inside of the internal layer shell, the internal layer shell
Material is red metal, and the material of the outer casing is plastics.
2. in the range-measurement system for chirped laser according to claim 1 optic fibre light path protector, its feature
It is:Also include intermediate layer housing, the intermediate layer housing is arranged between the internal layer shell and the outer casing, described
The material of intermediate layer housing is aluminium.
3. in the range-measurement system for chirped laser according to claim 2 optic fibre light path protector, its feature
It is:The inside of the internal layer shell is provided with the first Temperature Humidity Sensor.
4. in the range-measurement system for chirped laser according to claim 3 optic fibre light path protector, its feature
It is:The inside of the intermediate layer housing is provided with the second Temperature Humidity Sensor.
5. in the range-measurement system for chirped laser according to claim 4 optic fibre light path protector, its feature
It is:TEC modules are provided between the inner bottom surface of the outside bottom surface of the internal layer shell and the intermediate layer housing.
6. in the range-measurement system for chirped laser according to claim 5 optic fibre light path protector, its feature
It is:The through hole being communicated with the internal layer shell, the intermediate layer housing and the outer casing, the through hole will be described
The connection insertion of internal layer shell, the intermediate layer housing and the outer casing, first Temperature Humidity Sensor, second temperature
The cable and the optical fiber of humidity sensor and the TEC modules are passed by the through hole, pass the rear through hole
By sealant sealing.
7. the protection for optic fibre light path in chirped laser range-measurement system according to claim 1-6 any one is filled
Put, it is characterised in that:The exterior lateral sides of the internal layer shell and exterior top surface the first froth bed of gluing.
8. in the range-measurement system for chirped laser according to claim 7 optic fibre light path protector, its feature
It is:The inner side of the outer casing and inside top surface the second froth bed of gluing.
9. in the range-measurement system for chirped laser according to claim 8 optic fibre light path protector, its feature
It is:The inside of the internal layer shell is provided with optical fiber cabling channel, and the optical fiber is put along the optical fiber cabling slotted disk.
Priority Applications (1)
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CN201710014676.XA CN106872960A (en) | 2017-01-10 | 2017-01-10 | The protector of optic fibre light path in a kind of range-measurement system for chirped laser |
Applications Claiming Priority (1)
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CN201710014676.XA CN106872960A (en) | 2017-01-10 | 2017-01-10 | The protector of optic fibre light path in a kind of range-measurement system for chirped laser |
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CN106872960A true CN106872960A (en) | 2017-06-20 |
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CN201710014676.XA Pending CN106872960A (en) | 2017-01-10 | 2017-01-10 | The protector of optic fibre light path in a kind of range-measurement system for chirped laser |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2023228480A1 (en) * | 2022-05-26 | 2023-11-30 | パナソニックIpマネジメント株式会社 | Measurement device |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102124383A (en) * | 2008-06-25 | 2011-07-13 | 科拉克蒂夫高科技公司 | Energy dissipating packages for high power operation of optical fiber components |
CN203115923U (en) * | 2013-03-22 | 2013-08-07 | 厦门飞德利照明科技有限公司 | Light-emitting diode (LED) lamp structure with radiator made of copper and aluminum composite material |
CN204422102U (en) * | 2015-02-10 | 2015-06-24 | 青岛派科森光电技术股份有限公司 | Fiber optic temperature Real-Time Monitoring and dynamic calibration apparatus |
CN205377008U (en) * | 2016-01-22 | 2016-07-06 | 厦门彼格科技有限公司 | Narrow linewidth fiber laser packaging hardware |
CN105826797A (en) * | 2016-05-16 | 2016-08-03 | 南京先进激光技术研究院 | Optical fiber heat radiator and laser |
-
2017
- 2017-01-10 CN CN201710014676.XA patent/CN106872960A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102124383A (en) * | 2008-06-25 | 2011-07-13 | 科拉克蒂夫高科技公司 | Energy dissipating packages for high power operation of optical fiber components |
CN203115923U (en) * | 2013-03-22 | 2013-08-07 | 厦门飞德利照明科技有限公司 | Light-emitting diode (LED) lamp structure with radiator made of copper and aluminum composite material |
CN204422102U (en) * | 2015-02-10 | 2015-06-24 | 青岛派科森光电技术股份有限公司 | Fiber optic temperature Real-Time Monitoring and dynamic calibration apparatus |
CN205377008U (en) * | 2016-01-22 | 2016-07-06 | 厦门彼格科技有限公司 | Narrow linewidth fiber laser packaging hardware |
CN105826797A (en) * | 2016-05-16 | 2016-08-03 | 南京先进激光技术研究院 | Optical fiber heat radiator and laser |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2023228480A1 (en) * | 2022-05-26 | 2023-11-30 | パナソニックIpマネジメント株式会社 | Measurement device |
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Application publication date: 20170620 |