CN110455723A - Light splitting component adjustable structure for adjusting four-way green light parallel emission and emitting device - Google Patents
Light splitting component adjustable structure for adjusting four-way green light parallel emission and emitting device Download PDFInfo
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- CN110455723A CN110455723A CN201910739148.XA CN201910739148A CN110455723A CN 110455723 A CN110455723 A CN 110455723A CN 201910739148 A CN201910739148 A CN 201910739148A CN 110455723 A CN110455723 A CN 110455723A
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- 238000009434 installation Methods 0.000 claims abstract description 18
- 238000001228 spectrum Methods 0.000 claims description 14
- 230000007246 mechanism Effects 0.000 claims description 7
- 230000001105 regulatory effect Effects 0.000 claims description 7
- 239000007787 solid Substances 0.000 claims 2
- 230000003287 optical effect Effects 0.000 description 12
- 239000007789 gas Substances 0.000 description 5
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 4
- 239000003546 flue gas Substances 0.000 description 4
- 238000004868 gas analysis Methods 0.000 description 4
- 238000005259 measurement Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910001008 7075 aluminium alloy Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/27—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands using photo-electric detection ; circuits for computing concentration
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
- G01N2021/0106—General arrangement of respective parts
- G01N2021/0112—Apparatus in one mechanical, optical or electronic block
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N2021/1793—Remote sensing
- G01N2021/1795—Atmospheric mapping of gases
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mathematical Physics (AREA)
- Theoretical Computer Science (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Optics & Photonics (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Mounting And Adjusting Of Optical Elements (AREA)
Abstract
The invention relates to the technical field of motor vehicle remote sensing equipment, in particular to a light splitting component adjustable structure for adjusting four-path green light parallel emission, which comprises an installation column, a light splitting adjustment plate, a clamp, a light splitting mirror plate, a spectroscope, a wave plate installation clamp, a wave plate installation cylinder and a wave plate, wherein the wave plate installation clamp is arranged on the installation column; one side of the beam splitting adjusting plate is fixed on the mounting column through the holding clamp, the beam splitting mirror plate is composed of a side plate and a fixing plate, the side portion of the fixing plate is fixed on the side plate, two groove-shaped holes are formed in the side plate, the wave plate mounting holding clamp is located at the lower portion of the beam splitting mirror plate and fixed on one side of the beam splitting adjusting plate, the wave plate is mounted in the wave plate mounting cylinder, and the wave plate mounting cylinder is arranged in the wave plate mounting holding clamp. This device is based on the bottom plate installation, supports with the stand, and bottom plate intensity guarantees that equipment does not receive external force to influence, and module focus strong point acts on under in addition, can not produce the cantilever state, and the vibration in the transportation handling can not exert an influence to the light path.
Description
Technical field
The present invention relates to motor-vehicle tail-gas remote sensing equipment technical field, more particularly to one kind are parallel for adjusting four road green lights
The spectrum groupware adjustable structure and emitter of injection.
Background technique
The opaque flue gas analysis module of motor-vehicle tail-gas is distant online for road traveling motor-vehicle tail-gas green laser
A analysis module surveyed.When measurement, measurement module and reflecting module are installed on measurement target two sides, after adjusting optical path, through throwing
Light ray parallel is emitted after the effect of parabolic mirror, and emergent light is received module reception after passing through lane.
The opaque flue gas analysis module of original equipment is ten Lu Guanglu, and each branch is mounted on a bottom plate, and bottom plate is vertical
To installation, it is connected with device framework, when external equipment is by external force, the deformation of denier, this deformation can be generated
It will lead to optical path-deflecting.
The shortcomings that ten tunnel branches is to cause equipment excessive first is that cause integral device excessively high, overweight, second is that causing optical path multiple
It is miscellaneous, third is that optical path is unstable.
Summary of the invention
It is an object of the invention to overcome the shortcomings of above-mentioned technology, and one kind is provided and is projected in parallel for adjusting four road green lights
Spectrum groupware adjustable structure.
The present invention to achieve the above object, using following technical scheme: a kind of to project in parallel for adjusting four road green lights
Spectrum groupware adjustable structure, it is characterised in that: including mounting post, light splitting adjustment plate, holding card, light splitting runner plate, spectroscope, wave plate
Holding card, wave plate mounting cylinder and wave plate are installed；The side of the light splitting adjustment plate is fixed on the mounting post by the holding card
On, the light splitting runner plate is made of side plate and fixed plate, and the side of the fixed plate is fixed on the side plate, the spectroscope
It is mounted in the middle part circular hole of the fixed plate, is set on the side plate there are two groove type hole, the wave plate installation holding card is located at institute
It states the lower part of light splitting runner plate and is fixed on the side of the light splitting adjustment plate, the wave plate is mounted in the wave plate mounting cylinder,
The wave plate mounting cylinder is placed in the wave plate installation holding card and is fastened by bolts.
Preferably, two groove type holes are located at the two sides of fixed plate, and two groove type hole axial connecting lines are rounded.
Preferably, the two sides of the mounting post are respectively equipped with limiting slot, and the inside of the holding card is equipped with and the limiting slot
The convex block of cooperation, it is described light splitting adjustment plate side containing semicircle, medial center be equipped with arc convex, the arc convex with
The limiting slot cooperation, the both ends of holding card are fixed by bolt and the light splitting adjustment plate.
Preferably, the fixed plate is located on the diagonal line of the side plate.
Preferably, the line central point of two groove type holes is located at the center of fixed plate.
Preferably, the front of the side plate is fixed with lever mounting hole, for installing lever.
A kind of emitter of adjustable mechanism, it is characterised in that: including transmitting bottom plate, laser, total reflection component with
And at least a set of adjustment structure；The outlet end of laser is right against total reflection component, and the total reflection component is located at the laser
Device goes out the side at light end and is fixed on the transmitting bottom plate, and the total reflection component includes total reflection adjustment plate, reflective adjustment
Plate and total reflection mirror；The side of the total reflection adjustment plate is fixed on the bottommost of mounting post, the total reflection adjustment plate
Front side is equipped with regulating tank, and the back side of the reflective adjustment plate is equipped with the adjusting protrusion cooperated with the regulating tank, reflective adjustment plate
Two sides fixed by bolt and the total reflection adjustment plate, the total reflection mirror is fixed in the reflective adjustment plate；It is described
Be totally reflected the forward upper of adjustment plate or be right against laser side be fixed with a set of wave plate installation holding card, wave plate mounting cylinder and
Wave plate；The adjustment structure is located at the top of the total reflection component, and installs at equal intervals upwards along mounting post.
Preferably, the section of the total reflection mirror is isosceles right triangle.
Preferably, the reflective adjustment plate is fixed with turnbuckle, and the end of turnbuckle is fixed with briquetting, briquetting will
The total reflection mirror compresses.
The beneficial effects of the present invention are: compared with prior art, the present invention is directed to the opaque flue gas analysis of motor-vehicle tail-gas
Module needs four road light ray parallels to be emitted when measuring, emergent light is received after passing through lane, passes through for up to 15 meters of lane distance
As many as, it is parallel to need to emit end module light direction, and can both horizontally and vertically be adjusted, and each road is adjusted mutually not
It influences, locked after the completion of adjusting and cannot have fine motion.This mechanism can guarantee that the opaque flue gas analysis module of motor-car tail gas is being adjusted
It is independent of each other when saving optical path, it can be achieved that individual module is both horizontally and vertically individually being adjusted, and is both locking state after adjusting.
Module is installed based on bottom plate, and with upright supports, base plate strength guarantees that equipment is not influenced by external force, and module weight
Immediately below heart supporting point acts on, cantilever position will not be generated, the vibration transported in handling process will not have an impact optical path.
Detailed description of the invention
Fig. 1 is perspective view of the invention；
Fig. 2 is top view of the invention；
Fig. 3 is main view of the invention；
Fig. 4 is the perspective view that component is totally reflected in the present invention；
Fig. 5 is the perspective view that component other direction is totally reflected in the present invention
Fig. 6 is the application drawing of emitter in the present invention；
Fig. 7 is the structural schematic diagram of mounting post in the present invention；
Fig. 8 is light path schematic diagram of the invention；
Fig. 9 is optical path another kind implementation of the present invention.
Specific embodiment
With reference to the accompanying drawing and the preferred embodiment specific embodiment that the present invention will be described in detail.As shown in Figure 1-Figure 3, one
Kind for adjusting the spectrum groupware adjustable structure that four road green lights project in parallel, including mounting post 1, be divided adjustment plate 2, holding card 3,
It is divided runner plate 4, spectroscope 5, wave plate installation holding card 6, wave plate mounting cylinder 7 and wave plate 8；The side of the light splitting adjustment plate passes through
The holding card is fixed in the mounting post, for the ease of adjusting, as shown in fig. 7, the two sides of the mounting post are respectively equipped with limit
An annular chuck is arranged every a distance in position slot 11, for limiting to light splitting adjustment plate, to guarantee that every set is adjustable
Spacing between section structure.The inside of the holding card is equipped with the convex block 31 cooperated with the limiting slot, the convex block of this side of holding card
It can be stuck in rectangular limiting groove.And the side of the light splitting adjustment plate contains semicircle, it is convex that medial center is equipped with arc
21 are played, the arc convex and the limiting slot cooperate, as shown in Fig. 2, the setting of the arc convex can make to be divided adjustment plate
Movement in limiting slot centered on mounting post or so, to carry out left and right adjustment, the both ends of last holding card to light splitting eyeglass
It is fixed by bolt and the light splitting adjustment plate.
The light splitting runner plate is made of side plate 41 and fixed plate 42, and the side of the fixed plate is fixed on the side plate,
The fixed plate is located on the diagonal line of the side plate.The spectroscope is mounted in the middle part circular hole of the fixed plate, described
It is set on side plate there are two groove type hole 411, two groove type holes are located at the two sides of fixed plate, the line central point of two groove type holes
Positioned at the center of fixed plate.The front of the side plate is fixed with lever mounting hole 412, for installing lever.Bolt passes through groove profile
Light splitting runner plate is fixed behind hole, can make to be divided runner plate relative to adjustment plate rotation is divided by groove type hole, be in adjustment process
Convenient for adjusting, lever is screwed into lever mounting hole, pulls lever by first that two bolts is slight fixation, can to point
The angle of light microscopic is adjusted.
The wave plate installation holding card 6 is located at the lower part of the light splitting runner plate and is fixed on the side of the light splitting adjustment plate,
The wave plate is mounted in the wave plate mounting cylinder, and the wave plate mounting cylinder is placed in the wave plate installation holding card and passes through bolt
Fastening.
As Figure 4-Figure 6, the invention also discloses the emitters using the adjustable mechanism, including total reflection component
9, emit bottom plate 10, laser 12 and at least a set of adjustment structure (four groups of regulating mechanisms are used in the present invention)；It is described to swash
Light device is fixed on the transmitting bottom plate, and the total reflection component is located at the laser and goes out the side at light end and be fixed on described
Emit on bottom plate, the total reflection component includes total reflection adjustment plate 91, reflective adjustment plate 92 and total reflection mirror 93；It is described complete
The side of reflection adjustment plate is fixed on the bottommost of mounting post, and the front side of the total reflection adjustment plate is equipped with regulating tank 911, described
The back side of reflective adjustment plate is equipped with the adjusting protrusion 921 that cooperate with the regulating tank, the two sides of reflective adjustment plate by bolt and
The total reflection adjustment plate is fixed, and the total reflection mirror is fixed in the reflective adjustment plate, as shown in figure 5, in order to make to be all-trans
It penetrates mirror to be tightly fixed in reflective adjustment plate, a turnbuckle is set and total reflection mirror is compressed with briquetting；It is described
The forward upper of total reflection adjustment plate is fixed with a set of wave plate installation holding card, wave plate mounting cylinder and wave plate；The adjustment structure
Positioned at the top of the total reflection component, and installed at equal intervals upwards along mounting post.The section of the total reflection mirror is isosceles
Right angled triangle.In Fig. 6, right part is four groups of reception devices corresponding with emitter.
Mounting means: mounting post is fixed on bottom plate, and laser is fixed on bottom plate, component will be totally reflected, adjustable
Section mechanism (wave plate component and four groups of spectroscope components) is in turn mounted in fixed column.
As shown in figure 8, optical circuit path: laser is fixed on bottom plate, unadjustable.Green light level projects, by being all-trans
Component is penetrated, green light projects vertically upward.By four tunnel spectrum groupwares, for spectrum groupware with vertical road at 45 degree of angles, spectroscope can be saturating
A part of light of light projects vertically upward, and a part of light level projects.
Optical path adjusting mode: after green laser level projects, by being totally reflected component, total reflection component is adjusted by total reflection
Whole plate and holding card are fixed in mounting post, adjust two screws in left and right by locking, total reflection adjustment plate can rotate left and right, entirely
Reflecting mirror is fixed in reflective adjustment plate, and reflective adjustment plate can be realized with total reflection adjustment plate by upper and lower two screws
The adjustment of optical path in vertical direction is realized in up and down direction rotation.
The adjustment of spectrum groupware adjustable mechanism is divided adjustment plate and holding card by adjusting and locks two screws in left and right, can
To realize that optical path passes through the adjusting of spectroscope left and right directions, being divided fixation hole on runner plate is groove type hole, may be implemented to rotate, pass through
Rotation light splitting runner plate realizes the up and down direction adjustment after optical path passes through honourable mirror.
In order to mitigate weight of equipment, but it is not interposing at influence structural strength, material of main part selects 7075 aluminium alloys, local stress
The part of concentration, stress deformation, such as holding card when to prevent locking, light splitting runner plate sample steel material.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (9)
1. a kind of spectrum groupware adjustable structure projected in parallel for adjusting four road green lights, it is characterised in that: including mounting post,
It is divided adjustment plate, holding card, light splitting runner plate, spectroscope, wave plate installation holding card, wave plate mounting cylinder and wave plate；The light splitting adjustment
The side of plate is fixed in the mounting post by the holding card, and the light splitting runner plate is made of side plate and fixed plate, described solid
The side of fixed board is fixed on the side plate, and the spectroscope is mounted in the middle part circular hole of the fixed plate, on the side plate
If the wave plate installation holding card is located at the lower part of the light splitting runner plate and is fixed on the light splitting adjustment plate there are two groove type hole
Side, the wave plate are mounted in the wave plate mounting cylinder, and the wave plate mounting cylinder is placed in the wave plate installation holding card and leads to
Cross bolt fastening.
2. according to claim 1 for adjusting the spectrum groupware adjustable structure that four road green lights project in parallel, feature
Be: two groove type holes are located at the two sides of fixed plate, and two groove type hole axial connecting lines are rounded.
3. according to claim 1 for adjusting the spectrum groupware adjustable structure that four road green lights project in parallel, feature
Be: the two sides of the mounting post are respectively equipped with limiting slot, and the inside of the holding card is equipped with the convex block cooperated with the limiting slot,
Containing semicircle, medial center is equipped with arc convex, the arc convex and the limiting slot for the side of the light splitting adjustment plate
Cooperation, the both ends of holding card are fixed by bolt and the light splitting adjustment plate.
4. according to claim 1 for adjusting the spectrum groupware adjustable structure that four road green lights project in parallel, feature
Be: the fixed plate is located on the diagonal line of the side plate.
5. according to claim 1 for adjusting the spectrum groupware adjustable structure that four road green lights project in parallel, feature
Be: the line central point of two groove type holes is located at the center of fixed plate.
6. according to claim 1 for adjusting the spectrum groupware adjustable structure that four road green lights project in parallel, feature
Be: the front of the side plate is fixed with lever mounting hole, for installing lever.
7. a kind of emitter using the adjustable mechanism as claimed in any one of claims 1 to 6, it is characterised in that: including hair
Penetrate bottom plate, laser, total reflection component and at least a set of adjustment structure；The outlet end of laser is right against total reflection component,
The total reflection component is located at the laser and goes out the side at light end and be fixed on the transmitting bottom plate, the total reflection component
Including total reflection adjustment plate, reflective adjustment plate and total reflection mirror；The side of the total reflection adjustment plate is fixed on mounting post
Bottommost, the front side of the total reflection adjustment plate are equipped with regulating tank, and the back side of the reflective adjustment plate is equipped with and the regulating tank
The adjusting protrusion of cooperation, the two sides of reflective adjustment plate are fixed by bolt and the total reflection adjustment plate, and the total reflection mirror is solid
It is scheduled in the reflective adjustment plate；The forward upper of the total reflection adjustment plate is right against laser side and is fixed with a set of wave
Piece installs holding card, wave plate mounting cylinder and wave plate；The adjustment structure is located at the top of the total reflection component, and along installation
Column is installed at equal intervals upwards.
8. emitter according to claim 6, it is characterised in that: the section of the total reflection mirror is isosceles right angle trigonometry
Shape.
9. emitter according to claim 6, it is characterised in that: the reflective adjustment plate is fixed with turnbuckle,
The end of turnbuckle is fixed with briquetting, and briquetting compresses the total reflection mirror.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910739148.XA CN110455723B (en) | 2019-08-12 | 2019-08-12 | Light splitting component adjustable structure for adjusting four paths of green light parallel emission and emitting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910739148.XA CN110455723B (en) | 2019-08-12 | 2019-08-12 | Light splitting component adjustable structure for adjusting four paths of green light parallel emission and emitting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110455723A true CN110455723A (en) | 2019-11-15 |
| CN110455723B CN110455723B (en) | 2024-04-02 |
Family
ID=68485869
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910739148.XA Active CN110455723B (en) | 2019-08-12 | 2019-08-12 | Light splitting component adjustable structure for adjusting four paths of green light parallel emission and emitting device |
Country Status (1)
| Country | Link |
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| CN (1) | CN110455723B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140160489A1 (en) * | 2011-07-22 | 2014-06-12 | Shanghai Micro Electronics Equipment Co., Ltd. | Four-axis four-subdividing interferometer |
| KR101518968B1 (en) * | 2014-03-28 | 2015-05-11 | (주)켄텍 | Real time Measurement Device in the Exhaust gas of the Motor Vehicle on the Move |
| CN107014773A (en) * | 2017-05-04 | 2017-08-04 | 天津同阳科技发展有限公司 | Super-wide coverage face optics flue gas monitoring system |
| CN206531778U (en) * | 2016-11-09 | 2017-09-29 | 浙江多普勒环保科技有限公司 | A kind of many light path remote exhaust emission test devices |
| CN108956406A (en) * | 2018-09-21 | 2018-12-07 | 安徽农业大学 | A kind of smoke intensity detection optical system and its method |
| CN208537834U (en) * | 2018-07-03 | 2019-02-22 | 华电智控（北京）技术有限公司 | Tail gas telemetered signal emitter and system |
| CN109655407A (en) * | 2018-12-29 | 2019-04-19 | 海南京溪科技有限公司 | Fixed automotive vehicle remote exhaust emission automatic monitoring system |
| CN208872660U (en) * | 2018-02-14 | 2019-05-17 | 天津同阳科技发展有限公司 | Tail gas measuring device |
-
2019
- 2019-08-12 CN CN201910739148.XA patent/CN110455723B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140160489A1 (en) * | 2011-07-22 | 2014-06-12 | Shanghai Micro Electronics Equipment Co., Ltd. | Four-axis four-subdividing interferometer |
| KR101518968B1 (en) * | 2014-03-28 | 2015-05-11 | (주)켄텍 | Real time Measurement Device in the Exhaust gas of the Motor Vehicle on the Move |
| CN206531778U (en) * | 2016-11-09 | 2017-09-29 | 浙江多普勒环保科技有限公司 | A kind of many light path remote exhaust emission test devices |
| CN107014773A (en) * | 2017-05-04 | 2017-08-04 | 天津同阳科技发展有限公司 | Super-wide coverage face optics flue gas monitoring system |
| CN208872660U (en) * | 2018-02-14 | 2019-05-17 | 天津同阳科技发展有限公司 | Tail gas measuring device |
| CN208537834U (en) * | 2018-07-03 | 2019-02-22 | 华电智控（北京）技术有限公司 | Tail gas telemetered signal emitter and system |
| CN108956406A (en) * | 2018-09-21 | 2018-12-07 | 安徽农业大学 | A kind of smoke intensity detection optical system and its method |
| CN109655407A (en) * | 2018-12-29 | 2019-04-19 | 海南京溪科技有限公司 | Fixed automotive vehicle remote exhaust emission automatic monitoring system |
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| CN110455723B (en) | 2024-04-02 |
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