CN105842167A - Optical path adjustable gas-absorbing pool - Google Patents
Optical path adjustable gas-absorbing pool Download PDFInfo
- Publication number
- CN105842167A CN105842167A CN201610250434.6A CN201610250434A CN105842167A CN 105842167 A CN105842167 A CN 105842167A CN 201610250434 A CN201610250434 A CN 201610250434A CN 105842167 A CN105842167 A CN 105842167A
- Authority
- CN
- China
- Prior art keywords
- mirror
- plane mirror
- reflecting mirror
- absorption cell
- gas absorption
- 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
- 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
- G01N21/03—Cuvette constructions
- G01N21/0303—Optical path conditioning in cuvettes, e.g. windows; adapted optical elements or systems; path modifying or adjustment
Abstract
The invention discloses an optical path adjustable gas-absorbing pool which comprises an incident light reflector, a first plane mirror, a second plane mirror and an emergent light reflector arranged in an absorbing pool shell, wherein the first plane mirror and the second plane mirror are arranged in a parallel form and the mirror surfaces are opposite to each other; the emergent light reflector is moveably mounted at an incident beam inlet; the mirror surface of the incident light reflector and the mirror surface of the first plane mirror are formed into an obtuse angle; the incident light reflector is used for receiving an incident light beam and reflecting the incident light beam to the first plane mirror; the emergent light reflector is moveably mounted at an emergent light beam outlet. The optical path adjustable gas-absorbing pool disclosed by the invention can be used for changing the optical path of the gas-absorbing pool under the condition of maintaining the volume, capacity and mechanical interface of the gas-absorbing pool unchanged. The optical path adjustable gas-absorbing pool is especially fit for the gas analysis equipment in same size and the optical path of the gas-absorbing pool can be changed by only adjusting the directions of the two reflectors of the gas-absorbing pool so as to adjust the range and sensitivity of the equipment and increase the practicability of the equipment.
Description
Technical field
The present invention is a kind of light path adjustable gas absorption cell, belongs to sensor technical field.
Background technology
Being required for gas absorption cell in carrying out gas absorbance measuring, the light path of gas absorption cell and volume are its crucial ginsengs
Number, affects the factor such as range and sensitivity of measurement.
Inventor finds during research, and the light path of the gas absorption cell used in existing gas analysis arrangement is fixing
, therefore its parameter such as range and sensitivity is changeless, the range of gas analysis arrangement to be changed and sensitivity, just needs
Changing the gas absorption cell of other light path, the equipment changing other light path often brings gas absorption cell volume, volume and machinery
The change of interface, needs to change relevant parts, and the use for equipment brings the biggest inconvenience.
Summary of the invention
In order to overcome above-mentioned the deficiencies in the prior art, it is an object of the invention to provide a kind of light path adjustable gas absorption cell, the program
The light path of gas absorption cell can be regulated in the case of not changing gas absorption cell volume, volume and mechanical interface.
The purpose of the present invention implements by the following technical programs:
A kind of light path adjustable gas absorption cell, including the incident illumination reflecting mirror being arranged in absorption cell housing, the first plane mirror,
Second plane mirror, emergent light reflecting mirror；
Described first plane mirror is placed in parallel with described second plane mirror and minute surface is relative, and described incident illumination reflecting mirror is lived
The dynamic incident beam entrance port that is arranged on, and the minute surface of the minute surface of described incident illumination reflecting mirror and described first plane mirror is blunt
Angle, described incident illumination reflecting mirror receives incident beam and is reflexed to by incident beam on described first plane mirror；Described outgoing
Light reflection mirror is movably arranged on outgoing beam exit portal, described emergent light reflecting mirror be used for receiving outgoing beam and by outgoing beam to
Predetermined direction reflection.The beam path coming from described light path adjustable gas absorption cell light inlet is rolled over by described incident illumination reflecting mirror
Turn, with on certain incident angles to the first plane mirror.Light beam is anti-at described first plane mirror and described second plane
Penetrate through between multiple reflections, the first plane mirror or the second plane mirror are reflected irradiating light beam light by described emergent light reflecting mirror
Turn back in road, and from the light-emitting window outgoing of described light path adjustable gas absorption cell.
Preferably, described incident illumination reflecting mirror is relative with described emergent light mirror parallel and minute surface.
Further, described incident illumination reflecting mirror and emergent light reflecting mirror are separately mounted to a reflecting mirror peace controlled by pivot
On dress seat, making reflecting mirror mounting seat can adjust the anglec of rotation as required, be locked after adjusting angle, this projection runs through gas
Body absorbs pool wall, can be rotated the angle adjusting reflecting mirror outside gas absorption cell by this projection.
Further, described reflecting mirror mounting seat is designed with a projection, runs through described gas absorption cell, can be described
It is adjusted outside gas absorption cell and locks.
Further, described first plane mirror fixed installation, described second plane mirror activity is installed, and makes described second
Plane mirror is adjustable with the relative distance of described first plane mirror, and then makes incident beam between two plane mirrors
Reflective distance increase.
Compared with prior art, the invention has the beneficial effects as follows: can connect not changing gas absorption cell volume, volume and machinery
The light path of gas absorption cell is changed in the case of Kou.It is particularly suitable for the gas analysis arrangement of same model only by adjusting gas
The direction of two reflecting mirrors of absorption cell changes gas absorption cell light path, thus adjusts range and the sensitivity of equipment so that equipment
Practicality higher.
Accompanying drawing explanation
Below according to drawings and Examples, the present invention is described in further detail.
The schematic diagram of a kind of light path adjustable gas absorption cell that Fig. 1 provides for the present invention.
Wherein, 1, incident illumination reflecting mirror；2, the first plane mirror；3, the second plane mirror；4, emergent light reflecting mirror；
5, incident beam；6, reflection light beam；7, outgoing beam；8, primary importance；9, the second position；10, the 3rd position.
Fig. 2 adjusts the schematic diagram of light path for a kind of light path adjustable gas absorption cell that the present invention provides.
Detailed description of the invention
Embodiment 1
As it is shown in figure 1, the schematic diagram of a kind of light path adjustable gas absorption cell that Fig. 1 provides for the present invention.
A kind of light path adjustable gas absorption cell described in the embodiment of the present invention, is arranged on gas including be arranged in absorption cell housing
Incident illumination reflecting mirror the 1, first plane mirror the 2, second plane mirror 3 in absorption cell, emergent light reflecting mirror 4；
Described first plane mirror 2 is placed in parallel with described second plane mirror 3 and minute surface is relative, and described incident illumination reflects
Mirror 1 is movably arranged on described incident beam 5 entrance port, and described emergent light reflecting mirror 4 is movably arranged on described outgoing beam 7 and goes out
Loophole；Described incident illumination reflecting mirror 1 tilts in obtuse angle relative to described first plane mirror 2.Described incident illumination reflecting mirror 1
The beam path coming from described light path adjustable gas absorption cell light inlet is turned back, anti-to the first plane with certain incident angles
Penetrate on mirror 2.Light beam is multiple reflections between described first plane mirror and described second plane reflection warp, and described emergent light is anti-
Penetrate mirror the first plane mirror or the second plane mirror are reflected irradiating light beam light path to turn back, and inhale from described light path adjustable gas
Receive the light-emitting window outgoing in pond.
Described incident illumination reflecting mirror and emergent light reflecting mirror are separately mounted in a reflecting mirror mounting seat controlled by pivot, make
Reflecting mirror mounting seat can adjust the anglec of rotation as required, is locked after adjusting angle, and this projection runs through GAS ABSORPTION pool wall,
The angle adjusting reflecting mirror can be rotated by this projection outside gas absorption cell.
Further, described reflecting mirror mounting seat is designed with a projection, runs through described gas absorption cell, can be described
It is adjusted outside gas absorption cell and locks.Incident illumination reflecting mirror 1 is used for regulating incident beam 5 and incides the first plane reflection
Angle of incidence on mirror 2, incident beam 5 enters in gas absorption cell, and the reflection light beam 6 in the gas absorption cell of formation is first
Outgoing after multiple reflections between plane mirror 2 and the second plane mirror 3, emergent light reflecting mirror 4 is by gas absorption cell
Outgoing beam regulation to exit portal becomes outgoing beam 7, and described outgoing beam 7 is with described incident beam 5 in the same direction.
Preferably, incident illumination reflecting mirror described in the present embodiment 1 is parallel with described emergent light reflecting mirror 4；But with regard to art technology
For personnel, can be arranged in parallel without by the two according to the needs used, as long as meeting the exit direction needs of outgoing beam i.e.
Can.
Embodiment 2
Fig. 2 adjusts the schematic diagram of light path for a kind of light path adjustable gas absorption cell that the present invention provides.The invention is not restricted to Fig. 2 to
This kind of regulative mode gone out.
As in figure 2 it is shown, the position of incident illumination reflecting mirror 1 in Fig. 1 to be torqued into the primary importance 8 of incident illumination reflecting mirror, incident
Light beam 5 is after the primary importance 8 of incident illumination reflecting mirror 1 incides on the first plane mirror 2, and angle of incidence will change,
The reflection light beam 6 light path position between the first plane mirror 2 and the second plane mirror 3 in gas absorption cell becomes the
Two positions 9, are torqued into the 3rd position 10 of emergent light reflecting mirror, i.e. with incident illumination reflecting mirror by the position of emergent light reflecting mirror 4
Primary importance 8 parallel, outgoing beam 7 is by identical with the direction of incident beam 5.From the foregoing, it will be observed that it is anti-by adjusting incident illumination
Penetrate mirror 1 and emergent light reflecting mirror 4 can regulate effective light path of gas absorption cell.
Embodiment 3
The present embodiment is optimized design on the basis of embodiment 1 and embodiment 2:
Described first plane mirror 2 fixedly mounts, and described second plane mirror 3 is movable to be installed, and makes described second plane anti-
Penetrate mirror adjustable with the relative distance of described first plane mirror, and then make incident beam reflection between two plane mirrors
Distance increases.
Compared with prior art, the invention has the beneficial effects as follows: can connect not changing gas absorption cell volume, volume and machinery
The light path of gas absorption cell is changed in the case of Kou.It is particularly suitable for the gas analysis arrangement of same model only by adjusting gas
The direction of two reflecting mirrors of absorption cell changes gas absorption cell light path, thus adjusts range and the sensitivity of equipment so that equipment
Practicality higher.
Claims (5)
1. a light path adjustable gas absorption cell, it is characterised in that the incident illumination reflecting mirror that includes being arranged in absorption cell housing,
First plane mirror, the second plane mirror, emergent light reflecting mirror；
Described first plane mirror is placed in parallel with described second plane mirror and minute surface is relative, and described incident illumination reflecting mirror is lived
The dynamic incident beam entrance port that is arranged on, and the minute surface of the minute surface of described incident illumination reflecting mirror and described first plane mirror is blunt
Angle, described incident illumination reflecting mirror receives incident beam and is reflexed to by incident beam on described first plane mirror；Described outgoing
Light reflection mirror is movably arranged on outgoing beam exit portal, for receiving outgoing beam and by outgoing beam to predetermined direction reflection.
2. light path adjustable gas absorption cell as claimed in claim 1 a kind of, it is characterised in that described incident illumination reflecting mirror with
Described emergent light mirror parallel and minute surface are relative.
3. light path adjustable gas absorption cell as claimed in claim 1 a kind of, it is characterised in that described incident illumination reflecting mirror with
Emergent light reflecting mirror is separately mounted in a reflecting mirror mounting seat controlled by pivot.
4. a kind of light path adjustable gas absorption cell as claimed in claim 3, it is characterised in that described reflecting mirror mounting seat sets
In respect of a projection.
5. a kind of light path adjustable gas absorption cell as claimed in claim 1, it is characterised in that described first plane mirror
Fixed installation, described second plane mirror activity is installed, and makes described second plane mirror and described first plane mirror
Relative distance is adjustable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610250434.6A CN105842167A (en) | 2016-04-21 | 2016-04-21 | Optical path adjustable gas-absorbing pool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610250434.6A CN105842167A (en) | 2016-04-21 | 2016-04-21 | Optical path adjustable gas-absorbing pool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105842167A true CN105842167A (en) | 2016-08-10 |
Family
ID=56588757
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610250434.6A Pending CN105842167A (en) | 2016-04-21 | 2016-04-21 | Optical path adjustable gas-absorbing pool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105842167A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106483071A (en) * | 2016-12-30 | 2017-03-08 | 郑州光力科技股份有限公司 | A kind of gas detector and its absorption cell |
| CN106979932A (en) * | 2017-03-29 | 2017-07-25 | 广西电网有限责任公司电力科学研究院 | A kind of gas cell of variable light path |
| CN108072612A (en) * | 2016-11-07 | 2018-05-25 | 云南师范大学 | A kind of compact variable light path gas sample cell |
| CN108169170A (en) * | 2017-12-27 | 2018-06-15 | 中国科学院长春光学精密机械与物理研究所 | A kind of gas absorption cell and gas detecting system |
| CN111948157A (en) * | 2020-07-31 | 2020-11-17 | 中国电子科技集团公司第四十一研究所 | Long-optical-path tunable absorption cell and emergent light beam collection method thereof |
| CN112649389A (en) * | 2020-12-07 | 2021-04-13 | 珠海格力电器股份有限公司 | Sensor optical path component, gas sensor, measuring method and air conditioning system |
| WO2023272892A1 (en) * | 2021-06-30 | 2023-01-05 | 广东感芯激光科技有限公司 | Photoelectric gas sensor probe and photoelectric gas detection device |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102103072A (en) * | 2011-01-13 | 2011-06-22 | 山西潞安环保能源开发股份有限公司 | Optical fiber gas sensing gas chamber |
| CN102183460A (en) * | 2011-03-02 | 2011-09-14 | 厦门大学 | Light path adjustable spectrophotometer detection head |
| CN103245614A (en) * | 2013-05-14 | 2013-08-14 | 太原理工大学 | Intelligent infrared methane gas detection device |
| CN103487401A (en) * | 2013-09-25 | 2014-01-01 | 河南省日立信股份有限公司 | Long-optical-path gas detection device with fine adjustment mechanism |
| CN103575695A (en) * | 2012-07-20 | 2014-02-12 | 无锡凯睿传感技术有限公司 | Detection device for nitrogen oxide content of gas |
| CN103884677A (en) * | 2012-12-19 | 2014-06-25 | 北京大方科技有限责任公司 | Gas analyzer sample gas chamber apparatus with characteristic of easy optical path adjustment |
| EP2891877A1 (en) * | 2014-01-06 | 2015-07-08 | Commissariat à l'Énergie Atomique et aux Énergies Alternatives | Miniature gas sensor |
| CN204613085U (en) * | 2015-05-08 | 2015-09-02 | 中国电子科技集团公司第八研究所 | A kind of absorption air chamber of adjustable light path |
| CN104949917A (en) * | 2014-03-27 | 2015-09-30 | 天津同阳科技发展有限公司 | Multi-reflection temperature control sample tank device with adjustable optical path |
| CN104964948A (en) * | 2015-06-11 | 2015-10-07 | 李昌伟 | System for detecting Helicobacter pylori infection |
| CN205719925U (en) * | 2016-04-21 | 2016-11-23 | 青岛海纳光电环保有限公司 | A kind of light path adjustable gas absorption cell |
-
2016
- 2016-04-21 CN CN201610250434.6A patent/CN105842167A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102103072A (en) * | 2011-01-13 | 2011-06-22 | 山西潞安环保能源开发股份有限公司 | Optical fiber gas sensing gas chamber |
| CN102183460A (en) * | 2011-03-02 | 2011-09-14 | 厦门大学 | Light path adjustable spectrophotometer detection head |
| CN103575695A (en) * | 2012-07-20 | 2014-02-12 | 无锡凯睿传感技术有限公司 | Detection device for nitrogen oxide content of gas |
| CN103884677A (en) * | 2012-12-19 | 2014-06-25 | 北京大方科技有限责任公司 | Gas analyzer sample gas chamber apparatus with characteristic of easy optical path adjustment |
| CN103245614A (en) * | 2013-05-14 | 2013-08-14 | 太原理工大学 | Intelligent infrared methane gas detection device |
| CN103487401A (en) * | 2013-09-25 | 2014-01-01 | 河南省日立信股份有限公司 | Long-optical-path gas detection device with fine adjustment mechanism |
| EP2891877A1 (en) * | 2014-01-06 | 2015-07-08 | Commissariat à l'Énergie Atomique et aux Énergies Alternatives | Miniature gas sensor |
| CN104949917A (en) * | 2014-03-27 | 2015-09-30 | 天津同阳科技发展有限公司 | Multi-reflection temperature control sample tank device with adjustable optical path |
| CN204613085U (en) * | 2015-05-08 | 2015-09-02 | 中国电子科技集团公司第八研究所 | A kind of absorption air chamber of adjustable light path |
| CN104964948A (en) * | 2015-06-11 | 2015-10-07 | 李昌伟 | System for detecting Helicobacter pylori infection |
| CN205719925U (en) * | 2016-04-21 | 2016-11-23 | 青岛海纳光电环保有限公司 | A kind of light path adjustable gas absorption cell |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108072612A (en) * | 2016-11-07 | 2018-05-25 | 云南师范大学 | A kind of compact variable light path gas sample cell |
| CN106483071A (en) * | 2016-12-30 | 2017-03-08 | 郑州光力科技股份有限公司 | A kind of gas detector and its absorption cell |
| CN106483071B (en) * | 2016-12-30 | 2023-08-22 | 光力科技股份有限公司 | Gas detector and absorption tank thereof |
| CN106979932A (en) * | 2017-03-29 | 2017-07-25 | 广西电网有限责任公司电力科学研究院 | A kind of gas cell of variable light path |
| CN108169170A (en) * | 2017-12-27 | 2018-06-15 | 中国科学院长春光学精密机械与物理研究所 | A kind of gas absorption cell and gas detecting system |
| CN111948157A (en) * | 2020-07-31 | 2020-11-17 | 中国电子科技集团公司第四十一研究所 | Long-optical-path tunable absorption cell and emergent light beam collection method thereof |
| CN111948157B (en) * | 2020-07-31 | 2024-02-27 | 中国电子科技集团公司第四十一研究所 | Long-optical-path tunable absorption cell and emergent light beam acquisition method thereof |
| CN112649389A (en) * | 2020-12-07 | 2021-04-13 | 珠海格力电器股份有限公司 | Sensor optical path component, gas sensor, measuring method and air conditioning system |
| CN112649389B (en) * | 2020-12-07 | 2022-03-08 | 珠海格力电器股份有限公司 | Sensor optical path component, gas sensor, measuring method and air conditioning system |
| WO2023272892A1 (en) * | 2021-06-30 | 2023-01-05 | 广东感芯激光科技有限公司 | Photoelectric gas sensor probe and photoelectric gas detection device |
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| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication | ||
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Application publication date: 20160810 |