CN205826501U - For improving the device of stability of layout and being provided with the optical detection apparatus of this device - Google Patents
For improving the device of stability of layout and being provided with the optical detection apparatus of this device Download PDFInfo
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- CN205826501U CN205826501U CN201620558624.XU CN201620558624U CN205826501U CN 205826501 U CN205826501 U CN 205826501U CN 201620558624 U CN201620558624 U CN 201620558624U CN 205826501 U CN205826501 U CN 205826501U
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- air chamber
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- laser
- plane mirror
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Abstract
This utility model relates to optics and environment online detection instrument technical field, particularly relates to a kind of for improving the device of stability of layout and being provided with the optical detection apparatus of this device.This device being used for improving stability of layout includes detecting air chamber, and one end of detection air chamber is provided with plane mirror, and the other end is provided with concave mirror, and plane mirror is correspondingly arranged with concave mirror, and is arranged at detecting the outside of air chamber；Detection air chamber the one end being provided with plane mirror paired be provided with generating laser and laser detector, the laser of generating laser injection is through concave mirror and the multiple reflections of plane mirror, can be repeatedly through detection air chamber, it is eventually returned in laser detector, the high temperature of detection plenum interior can be prevented effectively from light path and the impact of reflecting mirror, so that the optical detection apparatus with this device has more stable light path, its have simple in construction, easy for installation, be easy to the advantages such as regulation, and optical element cost is lower.
Description
Technical field
This utility model relates to optics and environment online detection instrument technical field, particularly relates to a kind of for improving light path
The device of stability and be provided with the optical detection apparatus of this device.
Background technology
When utilizing existing optics and environment online detection instrument that sample is detected, relating to the detecting system of light path
In, the stability requirement of light path is extremely important.
The factor affecting stability of layout is a lot, mainly includes mechanical vibration impact and high temperature impact.And high temperature is to optics
The impact of element is very big, and then the stability of light path is played the biggest interference.
Defect in view of the aforementioned technical background, this utility model provide a kind of device for improving stability of layout and
It is provided with the optical detection apparatus of this device.
Utility model content
(1) to solve the technical problem that
The technical problems to be solved in the utility model there is provided a kind of device for improving stability of layout and is provided with
The optical detection apparatus of this device, utilizes this device can be prevented effectively from the high temperature impact on light path, is greatly enhanced the steady of light path
Qualitative.
(2) technical scheme
In order to solve above-mentioned technical problem, this utility model provides a kind of device for improving stability of layout, bag
Including detection air chamber, one end of described detection air chamber is provided with plane mirror, and the other end is provided with concave mirror, described plane reflection
Mirror is correspondingly arranged with concave mirror, and is arranged at detecting the outside of air chamber；Described detection air chamber be provided with plane mirror
One end the most paired be provided with generating laser and laser detector, the laser of described generating laser injection is through described recessed
Face reflecting mirror and the multiple reflections of plane mirror, can repeatedly pass described detection air chamber, be eventually returned to described laser detector
In.
Further, the two ends of described detection air chamber are sealed and installed with diaphragm respectively, described diaphragm respectively with plane
Reflecting mirror or concave mirror are correspondingly arranged, the diaphragm at the two ends of described detection air chamber the most in the horizontal direction relative to inside
Tilt certain angle to arrange.
Further, described diaphragm is coated with anti-reflection film, to improve the transmitance of described laser.
Further, described generating laser and laser detector are installed on described detection gas by optical adjusting frame respectively
One end being provided with plane mirror of room.
Further, the parallel coaxial that described plane mirror is relative with concave mirror is arranged, described plane mirror
Equal with the focal length of described concave mirror with the centre distance of concave mirror.
Further, described plane mirror and concave mirror are installed on institute by optical adjusting frame is rotating respectively
State the two ends of detection air chamber.
Further, described detection air chamber is connected to heater and temperature sensor, and described heater is used for
Being internally heated detection air chamber, described temperature sensor is used for being respectively induced the internal and external temperature value of described detection air chamber,
Described temperature sensor connects has temperature control panel, so that the temperature value of described detection air chamber is monitored and controlled.
Further, also include base plate, described detection air chamber, plane mirror, concave mirror, generating laser and swash
Photo-detector is mounted on described base plate.
Further, described detection air chamber be provided around heat-preservation cotton and insulation cladding；The two ends of described detection air chamber set
It is equipped with dust cover；The surrounding of described base plate is provided with cushion pad.
This utility model additionally provides a kind of optical detection apparatus, including device as above.
(3) beneficial effect
Technique scheme of the present utility model has the advantages that of the present utility model stable for improving light path
Property device include detect air chamber, detection air chamber one end be provided with plane mirror, the other end is provided with concave mirror, and plane is anti-
Penetrate mirror to be correspondingly arranged with concave mirror, and be arranged at detecting the outside of air chamber, to guarantee the reflex circuit line stabilization of laser；Inspection
Survey one end being provided with plane mirror of air chamber paired be provided with generating laser and laser detector, generating laser penetrates
Laser through concave mirror and the multiple reflections of plane mirror, can repeatedly through detection air chamber, be eventually returned to laser visit
Survey in device.This device being used for improving stability of layout utilizes the reflecting effect of plane mirror and concave mirror, to create
The high temperature of detection plenum interior can be prevented effectively to light path and the shadow of reflecting mirror repeatedly through the stable light path in detection air chamber
Ringing, so that the optical detection apparatus with this device has more stable light path, it has simple in construction, installation side
Just, it is easy to the advantages such as regulation, and optical element cost is lower；Moreover it is possible to protection reflecting mirror is from the detection in detection air chamber
The pollution of gas and corrosion, improve service life.
Accompanying drawing explanation
Fig. 1 is the structural representation of the device for improving stability of layout of this utility model embodiment.
Wherein, 1-1, generating laser；1-2, laser detector；2, plane mirror；3, concave mirror；4, detection gas
Room；5, heater；6, temperature sensor；7, temperature control panel；8, diaphragm；9, base plate.
Detailed description of the invention
With embodiment, embodiment of the present utility model is described in further detail below in conjunction with the accompanying drawings.Following example
For this utility model is described, but can not be used for limiting scope of the present utility model.
In description of the present utility model, except as otherwise noted, " multiple " are meant that two or more.Term
On " ", D score, "left", "right", " interior ", " outward ", " front end ", " rear end ", " head ", the orientation of the instruction such as " afterbody " or position close
System for based on orientation shown in the drawings or position relationship, be for only for ease of description this utility model and simplifying describe rather than
Instruction or hint indication device or element must have specific orientation, with specific azimuth configuration and operation, therefore can not
It is interpreted as restriction of the present utility model.
As it is shown in figure 1, the device that being used for described in the present embodiment improves stability of layout includes detecting air chamber 4, detect gas
One end of room 4 is provided with plane mirror 2, and the other end is provided with concave mirror 3, the minute surface of concave mirror 3 be preferably sphere or
Parabola, plane mirror 2 is correspondingly arranged with concave mirror 3, and is arranged at detecting the outside of air chamber 4, can effectively guarantee
While the reflex circuit line stabilization of laser, moreover it is possible to avoid the high temperature detecting in air chamber 4 that the reflecting effect of reflecting mirror is produced impact,
High temperature is particularly avoided to cause reflecting mirror to deform upon.
Detection air chamber 4 the one end being provided with plane mirror 2 paired be provided with generating laser 1-1 and laser detector
The laser of 1-2, generating laser 1-1 injection, through concave mirror 3 and the multiple reflections of plane mirror 2, can repeatedly pass
Detection air chamber 4, is eventually returned in laser detector 1-2, utilizes plane mirror 2 and the reflecting effect of concave mirror 3, with wound
Build and can be prevented effectively from detection high temperature within air chamber 4 to light path and reflecting mirror repeatedly through the stable light path in detection air chamber 4
Impact so that the optical detection apparatus with this device has more stable light path, it has simple in construction, installation
Conveniently, it is easy to the advantages such as regulation, and optical element cost is lower；Moreover it is possible to protection reflecting mirror is from the inspection in detection air chamber 4
Survey pollution and the corrosion of gas, improve service life.
In order to ensure the reliable installation of this device, this device also includes base plate 9, detects air chamber 4, plane mirror 2, concave surface
Reflecting mirror 3, generating laser 1-1 and laser detector 1-2 are mounted on base plate 9, in order to make this device have good delaying
Punching effect, effectively prevents the mechanical vibration impact on the stability of layout through detection air chamber 4, more safe and reliable to realize
Experimentation, the preferably surrounding at base plate 9 arrange and are respectively arranged with cushion pad；In order to improve to detection air chamber 4 around heat insulation effect,
That detects air chamber 4 is provided around heat-preservation cotton and insulation cladding；In order to improve the dust-proof effect of detection air chamber 4, at detection air chamber 4
Two ends are provided with dust cover.
Having good light transmittance in order to ensure detection air chamber 4, the two ends of detection air chamber 4 are sealed and installed with diaphragm respectively
8, diaphragm 8 is correspondingly arranged with plane mirror 2 or concave mirror 3 respectively, so that laser can accurately be sequentially through inspection
After surveying the diaphragm 8 at air chamber 4 two ends, can accurately be reflected back in detection air chamber 4 by concave mirror 3, i.e. again pass through detection
The diaphragm 8 at air chamber 4 two ends；Then being reflected back in detection air chamber 4 by plane mirror 2, i.e. second time is through detection air chamber 4
The diaphragm 8 at two ends so that laser under the multiple reflections of the detection plane mirror 2 at air chamber 4 two ends and concave mirror 3,
Can eventually pass back in laser detector 1-2 repeatedly through the inside of detection air chamber 4；The diaphragm 8 points at the two ends of detection air chamber 4
Not the most in the horizontal direction relative to the certain angle that slopes inwardly arrange, above-mentioned repeatedly through detection gas to ensure that laser is capable of
The effect of the inside of room 4, it is ensured that laser-bounce is accurate, is effectively improved experiment accuracy and reliability；Preferably, two diaphragms
The angle absolute value at 8 angles of inclination is equal, so that the diaphragm 8 at detection air chamber 4 two ends is horizontal by trapezoidal setting.This
In embodiment, preferably on diaphragm 8, it is coated with anti-reflection film, to improve the transmitance of laser, shows through overtesting, be coated with anti-reflection film
The laser transmittance of diaphragm 8 may be up to more than 99%；Anti-reflection film can not also be plated on the diaphragm 8 of the present embodiment, only need
The angle of inclination of diaphragm 8 will be set to Brewster angle, being set to by generating laser 1-1 can be around neutral axis 180 ° rotation
Turn, to regulate polarization direction so that will not produce when laser is by diaphragm 8 and reflect, such setting both can be avoided
Interfere and produce, it is also possible to increase the transmitance of laser.
It is flat that generating laser 1-1 and laser detector 1-2 is installed on being provided with of detection air chamber 4 by optical adjusting frame respectively
One end of face reflecting mirror 2, utilizes optical adjusting frame can need arbitrarily to adjust generating laser 1-1 and laser acquisition according to detection
The level of device 1-2, vertical direction, thus adjust incident angle and the shooting angle of laser.
In order to ensure the stationarity of plane mirror 2 and the reflected light path of concave mirror 3, preferred planar reflecting mirror 2 with
The parallel coaxial that concave mirror 3 is relative is arranged, the centre distance of plane mirror 2 and concave mirror 3 and concave mirror 3
Focal length equal；Preferred planar reflecting mirror 2 and concave mirror 3 are installed on detection gas by optical adjusting frame is rotating respectively
The two ends of room 4, to regulate plane mirror 2 and concave mirror 3 as required both horizontally and vertically, with ensure two pieces anti-
Penetrate mirror to meet forward and be placed in parallel.
In the present embodiment, detection air chamber 4 is connected to heater 5 and temperature sensor 6, and heater 5 is for right
Detection being internally heated of air chamber 4, the temperature sensor 6 temperature value on the housing being respectively induced detection air chamber 4 and
Its internal temperature value, temperature sensor 6 connects temperature control panel 7, so that the temperature of above-mentioned detection air chamber 4 is monitored and controlled
Value.
Preferably heater 5 is two, and two heaters 5 are respectively arranged in the two ends of detection air chamber 4, to guarantee detection
Detected gas in air chamber 4 is heated evenly；Preferable temperature sensor 6 includes organizing symmetrically arranged internal sensor and outside biography more
Sensor, internal sensor and external sensor may be contained within detecting on air chamber 4, to sense detection air chamber 4 same position accurately
Inside and outside different temperature values；Internal sensor and external sensor are all connected with temperature control panel 7, will detect in air chamber 4
Outer temperature value is transferred to temperature control panel 7 respectively, and temperature control panel 7, by the temperature value received, can adjust heating in time
The heating work state of device 5.For the ease of detection air chamber 4 is incubated, it is additionally provided with guarantor in detection air chamber 4 exterior circumferential
Adiabator.
Optical detection apparatus of the present utility model includes as above for improving the device of stability of layout, and utilizing should
Device makes this optical detection apparatus have more stable light path.
The present embodiment for improving in the device busy of stability of layout, will be through the generating laser 1-1 of collimation
The laser of injection is injected in detection air chamber 4 through the diaphragm 8 of detection air chamber 4 one end, is parallel to plane mirror 2 and concave surface is anti-
Penetrate the axial connecting line of mirror 3, incide on concave mirror 3, through concave reflection by the diaphragm 8 of detection air chamber 4 other end
Again pass through after the reflection of mirror 3 in detection air chamber 4, focus on the center surface of plane mirror 2, again the most anti-by plane
Penetrate mirror 2 reflection and third time through detection air chamber 4 in, again incide on concave mirror 3 with certain angle of divergence, finally by
Concave mirror 3 reflects to form directional light the 4th time and incides through detection air chamber 4 and detect on laser detector 1-2, should
A plurality of smooth curb plane mirror 2 and the line of centres of concave mirror 3 that device is formed are symmetrical arranged.
It should be noted that the generating laser 1-1 and laser detector 1-2 of the present embodiment are respectively arranged in plane reflection
The both sides up and down of mirror 2, in addition to above-mentioned mounting structure, it is also possible to the both sides up and down at plane mirror 2 respectively install one respectively
Generating laser 1-1 and laser detector 1-2, thus form two groups repeatedly through the light path of detection air chamber 4；Further, may be used
So that an a generating laser 1-1 and laser detector 1-2 is formed one group of Laser emission receiving unit, at detection air chamber 4
The one end being provided with plane mirror 2 can be parallel many group Laser emission receiving units, often group Laser emission reception group are set
In part, a generating laser 1-1 is arranged at the side of plane mirror 2, and a laser detector 1-2 is correspondingly arranged at plane
The opposite side of reflecting mirror 2, the both sides of above-mentioned plane mirror 2 can be upper and lower both sides or the left and right sides, as long as meeting this group
Generating laser 1-1 in Laser emission receiving unit and laser detector 1-2 is along plane mirror 2 and concave mirror 3
The line of centres is symmetricly set in the both sides of plane mirror 2.
The plane mirror 2 of this device and concave mirror 3 are separately positioned on the outside of detection air chamber 4, and detection air chamber 4
Two ends are utilized respectively diaphragm 8 and seal off, and two pieces of diaphragms 8 are with the trapezoidal installation of equal angular, and laser is through two pieces of diaphragms 8
After, optical path direction will not change, and when detecting air chamber 4 internal temperature and being the highest, the thermal expansion of generation is to the thickness of diaphragm 8 and straight
Footpath can produce impact, but hardly optical path direction is caused change.And due to plane mirror 2 and concave mirror 3 points
Not being arranged on detection air chamber 4 outside, the impact of the most examined air chamber 4 temperature, the internal and external temperature the most no matter detecting air chamber 4 has many
Height, all without the light path generation impact on this device.
, plane mirror 2 and concave mirror 3 are individually insulated meanwhile, can greatly protect reflecting mirror from detection gas
The pollution of body and corrosion, and diaphragm 8 is for plane mirror 2 and concave mirror 3, price is the most cheap, cleans
More convenient.And owing to requiring to reduce to the working condition of reflecting mirror, it is not necessary to use Special mirrors material, can effectively reduce
Cost.
In sum, the device being used for improving stability of layout of the present embodiment includes detecting air chamber 4, detection air chamber 4
One end is provided with plane mirror 2, and the other end is provided with concave mirror 3, and plane mirror 2 is correspondingly arranged with concave mirror 3, and
It is arranged at detecting the outside of air chamber 4, to guarantee the reflex circuit line stabilization of laser；Detection air chamber 4 be provided with plane mirror 2
What one end was paired is provided with the laser of generating laser 1-1 and laser detector 1-2, generating laser 1-1 injection through concave surface
Reflecting mirror 3 and the multiple reflections of plane mirror 2, can be eventually returned in laser detector 1-2 repeatedly through detection air chamber 4.Should
Plane mirror 2 and the reflecting effect of concave mirror 3 is utilized, to create through detection for improving the device of stability of layout
Stable light path in air chamber 4, can be prevented effectively from detection high temperature within air chamber 4 to light path and the impact of reflecting mirror, so that
The optical detection apparatus with this device has more stable light path, its have simple in construction, easy for installation, be easy to regulation etc.
Advantage, and optical element cost is lower；Moreover it is possible to protection reflecting mirror from detection air chamber 4 in detected gas pollution with
Corrosion, improves service life.
Embodiment of the present utility model is given for the sake of example and description, and is not exhaustively or to incite somebody to action
This utility model is limited to disclosed form.Many modifications and variations are aobvious and easy for the ordinary skill in the art
See.Selecting and describing embodiment is in order to principle of the present utility model and actual application are more preferably described, and makes this area
Those of ordinary skill it will be appreciated that this utility model thus design is suitable to the various embodiments with various amendments of special-purpose.
Claims (10)
1. the device being used for improving stability of layout, it is characterised in that include detecting air chamber, one end of described detection air chamber
Being provided with plane mirror, the other end is provided with concave mirror, and described plane mirror is correspondingly arranged with concave mirror, and is all provided with
Put the outside at detection air chamber；What one end being provided with plane mirror of described detection air chamber was the most paired is provided with generating laser
And laser detector, the most anti-through described concave mirror and plane mirror of the laser of described generating laser injection
Penetrate, can repeatedly pass described detection air chamber, be eventually returned in described laser detector.
Device the most according to claim 1, it is characterised in that the two ends of described detection air chamber are sealed and installed with window respectively
Sheet, described diaphragm is correspondingly arranged with plane mirror or concave mirror respectively, the diaphragm at the two ends of described detection air chamber
The most in the horizontal direction relative to slope inwardly certain angle arrange.
Device the most according to claim 2, it is characterised in that be coated with anti-reflection film on described diaphragm, described sharp to improve
The transmitance of light.
Device the most according to claim 1, it is characterised in that described generating laser and laser detector pass through light respectively
Learn adjustment frame and be installed on one end being provided with plane mirror of described detection air chamber.
Device the most according to claim 1, it is characterised in that parallel relative with concave mirror of described plane mirror
Being coaxially disposed, described plane mirror is equal with the focal length of described concave mirror with the centre distance of concave mirror.
Device the most according to claim 5, it is characterised in that described plane mirror and concave mirror pass through light respectively
Learn and adjust the rotating two ends being installed on described detection air chamber of frame.
Device the most according to claim 1, it is characterised in that described detection air chamber is connected to heater and temperature
Sensor, described heater is for being internally heated detection air chamber, and described temperature sensor is used for being respectively induced institute
Stating the temperature value on the housing of detection air chamber and its internal temperature value, described temperature sensor connects temperature control panel,
So that the temperature value of described detection air chamber is monitored and controlled.
8. according to the device described in any one of claim 1-7, it is characterised in that also include base plate, described detection air chamber, plane
Reflecting mirror, concave mirror, generating laser and laser detector are mounted on described base plate.
Device the most according to claim 8, it is characterised in that described detection air chamber be provided around heat-preservation cotton and insulation
Shell；The two ends of described detection air chamber are provided with dust cover；The surrounding of described base plate is each provided with cushion pad.
10. an optical detection apparatus, it is characterised in that include the device as described in any one of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620558624.XU CN205826501U (en) | 2016-06-12 | 2016-06-12 | For improving the device of stability of layout and being provided with the optical detection apparatus of this device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620558624.XU CN205826501U (en) | 2016-06-12 | 2016-06-12 | For improving the device of stability of layout and being provided with the optical detection apparatus of this device |
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| Publication Number | Publication Date |
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| CN205826501U true CN205826501U (en) | 2016-12-21 |
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| CN201620558624.XU Active CN205826501U (en) | 2016-06-12 | 2016-06-12 | For improving the device of stability of layout and being provided with the optical detection apparatus of this device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107479009A (en) * | 2017-08-11 | 2017-12-15 | 浙江科技学院 | Optics highly sensitive magnetometer, probe and Measurement Method for Magnetic Field |
| CN110389107A (en) * | 2019-08-21 | 2019-10-29 | 国网重庆市电力公司电力科学研究院 | The on-line measuring device of carbon tetrafluoride in a kind of high-tension switch gear |
| CN111896475A (en) * | 2020-07-29 | 2020-11-06 | 东北大学秦皇岛分校 | Light path range-extending type photoacoustic cell for photoacoustic spectrum trace gas detection |
| CN112285051A (en) * | 2020-10-20 | 2021-01-29 | 国网重庆市电力公司电力科学研究院 | Optical detection system |
-
2016
- 2016-06-12 CN CN201620558624.XU patent/CN205826501U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107479009A (en) * | 2017-08-11 | 2017-12-15 | 浙江科技学院 | Optics highly sensitive magnetometer, probe and Measurement Method for Magnetic Field |
| CN110389107A (en) * | 2019-08-21 | 2019-10-29 | 国网重庆市电力公司电力科学研究院 | The on-line measuring device of carbon tetrafluoride in a kind of high-tension switch gear |
| CN110389107B (en) * | 2019-08-21 | 2022-09-06 | 国网重庆市电力公司电力科学研究院 | Online carbon tetrafluoride detection device in high-voltage switch equipment |
| CN111896475A (en) * | 2020-07-29 | 2020-11-06 | 东北大学秦皇岛分校 | Light path range-extending type photoacoustic cell for photoacoustic spectrum trace gas detection |
| CN112285051A (en) * | 2020-10-20 | 2021-01-29 | 国网重庆市电力公司电力科学研究院 | Optical detection system |
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