CN104375251A - Light path adjusting device of gas analyzer - Google Patents
Light path adjusting device of gas analyzer Download PDFInfo
- Publication number
- CN104375251A CN104375251A CN201410736065.2A CN201410736065A CN104375251A CN 104375251 A CN104375251 A CN 104375251A CN 201410736065 A CN201410736065 A CN 201410736065A CN 104375251 A CN104375251 A CN 104375251A
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- light path
- regulating device
- gas analyzer
- path regulating
- described adjustment
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- 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
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- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Optical Measuring Cells (AREA)
Abstract
The invention discloses a light path adjusting device of a gas analyzer. The light path adjusting device is arranged on a chamber wall of a gas chamber of the gas analyzer and used for adjusting an optical component in the gas analyzer, and comprises a main adjusting structure and an auxiliary adjusting structure formed on the main adjusting structure, the main adjusting structure is adjusted through the auxiliary adjusting structure and can move relative to the chamber wall of the gas chamber, a force source for adjusting the auxiliary adjusting structure is along the radial direction of the main adjusting structure, and the optical component is mounted on the main adjusting structure and moves along with the same. The light path adjusting device is slidably arranged on the chamber wall of the gas chamber; during light path adjusting, adjusting action force is the force source in the radial direction of the adjusting device, the light path adjusting device is free of limitation of box space inside the gas chamber or outside the gas analyzer, and a light path inside the gas analyzer can be adjusted continuously, so that the defect that operation is limited by space due to the fact that adjusting is performed axially only in the process of adjusting is overcome.
Description
Technical field
The present invention relates to gas analysis technology field, particularly relate to a kind of gas analyzer light path regulating device.
Background technology
Gas analyzer is a kind of analysis meter detected for analytical gas concentration and flow process.Along with people's improving constantly gas analyzer request for utilization, make instrument light path more responsive to optical element installation accuracy.Thus, if optical element installation accuracy does not reach requirement, will the accuracy of detection of lowering apparatus, even instrumental function can complete failure.
Some gas analyzer manufacturer wish by means of only raising its structural member machining precision and installation personnel technical merit to ensure the normal installation accuracy of optical element, but this not only adds the manufacturing cost of instrument, and also bring certain difficulty to corresponding quality management and control, simultaneously the reliability of instrument and stability can not be guaranteed.
Therefore gas analyzer can be provided with light path regulating device, to carry out adjustment to light path usually.In prior art, it is inner that light path regulating device is arranged at corresponding gas chamber.So, when needs are regulated light path by light path regulating device, because regulating device is installed in air chamber wall, during adjustment, the center of effort of instrument can only be arranged on air chamber pars intramuralis, thus can be bullied chamber or analyser external box of microvave space constraint, the continuous adjustment of light path cannot be realized.
And, existing regulating device has regulated rear fastening to regulating device owing to not taking into full account, after optical path adjusting, the position of the optical element matched with regulating device maintains exists certain uncertainty, greatly have impact on the stability of gas analyzer, affect the normal use of instrument.
For above-mentioned technical matters, be necessary to provide further solution.
Summary of the invention
In view of this, the object of the present invention is to provide a kind of gas analyzer light path regulating device, to solve the deficiency existed in existing light path regulating device.
To achieve these goals, the technical scheme that provides of the embodiment of the present invention is as follows:
Gas analyzer light path regulating device of the present invention is arranged on gas analyzer gas chamber wall, for regulating the optical module in gas analyzer;
Described light path regulating device comprises: regulate main structure and regulate auxiliary structure, the auxiliary structure of described adjustment is formed at one end of described adjustment main structure, described adjustment main structure is regulated by the auxiliary structure of described adjustment, described adjustment main structure can the displacement of relatively described gas chamber wall, regulates the power source of the auxiliary structure of described adjustment to be positioned at the radial orientation of described adjustment main structure;
Described optical module is installed in described adjustment main structure, with described adjustment main structure motion.
As the improvement of gas analyzer light path regulating device of the present invention, described adjustment main structure relatively described gas chamber wall can produce displacement, and the direction of described displacement is along the axial direction of described adjustment main structure.
As the improvement of gas analyzer light path regulating device of the present invention, described light path regulating device is threaded connection on the wall of described chamber.
As the improvement of gas analyzer light path regulating device of the present invention, on described light path regulating device, screw thread is internal thread.
As the improvement of gas analyzer light path regulating device of the present invention, on described light path regulating device, screw thread is external thread.
As the improvement of gas analyzer light path regulating device of the present invention, the auxiliary structure of described adjustment is formed at one end of described adjustment main structure, and is stretched on the wall end face setting of described chamber along the axial direction of described adjustment main structure.
As the improvement of gas analyzer light path regulating device of the present invention, the auxiliary structure of described adjustment is provided with center of effort.
As the improvement of gas analyzer light path regulating device of the present invention, act on the radial direction of power source along described adjustment main structure of described center of effort.
As the improvement of gas analyzer light path regulating device of the present invention, described center of effort directly exerts a force for convenience of described power source or by the structure of tool force, and described center of effort is for being formed at the auxiliary structural bulge-structure of described adjustment or pore structure or groove structure.
As the improvement of gas analyzer light path regulating device of the present invention, described gas analyzer light path regulating device also comprises tightening structure, described light path regulating device is by the tightening of described tightening structure in described chamber wall, and described tightening structure is that screw holds out against structure or snap ring clasping structure.
Compared with prior art, the present invention has following beneficial effect:
Gas analyzer light path regulating device of the present invention slides and is arranged on the chamber wall of gas chamber, when carrying out optical path adjusting, regulating action power is the power source along regulating device radial direction, the restriction in its be not bullied chamber or analyser external box of microvave space, light path in gas analyzer can be regulated continuously, thus overcome in mediation process only from axial adjustment operation space-constrained defect.
In addition, after gas analyzer light path regulating device of the present invention regulates light path, keep steadiness by tightening structure, be conducive to the retentivity ensureing to regulate rear optical element installment state, make the performance of gas analyzer more stable.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, the accompanying drawing that the following describes is only some embodiments recorded in the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the schematic perspective view of gas analyzer light path regulating device one embodiment of the present invention;
Fig. 2 is the schematic perspective view of another embodiment of gas analyzer light path regulating device of the present invention;
Fig. 3 is the schematic perspective view of the another kind of embodiment of gas analyzer light path regulating device of the present invention;
The schematic diagram that Fig. 4 is the center of effort of gas analyzer light path regulating device of the present invention when being pore structure;
The schematic diagram that Fig. 5 is the center of effort of gas analyzer light path regulating device of the present invention when being bulge-structure;
Schematic diagram when Fig. 6 is gas analyzer light path regulating device instrument regulation of the present invention;
Fig. 7 (a), 7 (b) are respectively " Γ " font or " | " font instrument schematic diagram that use when gas analyzer light path regulating device of the present invention regulates.
In addition, in each accompanying drawing, Z axis, along the direction of relative movement of adjustment structure, represents axial direction; X, Y-axis are vertical with the direction of relative movement of adjustment structure, represent radial direction.
Embodiment
Technical scheme in the present invention is understood better in order to make those skilled in the art person, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments, the present invention includes but be not limited only to this.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, should belong to the scope of protection of the invention.
As shown in Fig. 1-Fig. 7 (b), gas analyzer light path regulating device 100 of the present invention is arranged on gas analyzer gas chamber wall, described gas chamber inside forms the passage of light transmission, when gas analyzer light path regulating device 100 produces displacement along gas chamber, the position change of the optical module in corresponding gas analyzer, so, the object of optical path adjusting is reached.
Particularly, described gas analyzer light path regulating device 100 comprises: regulate main structure 10, regulate auxiliary structure 20 and tightening structure 30.The auxiliary structure of described adjustment 20 is formed at one end of described adjustment main structure 10, described adjustment main structure 10 is regulated by applying acting force in the auxiliary structure of described adjustment 20, adjustment main structure 10 relatively described gas chamber wall can be made to produce displacement, and the direction of this displacement is along the axial direction of himself.In addition, the radial direction of the power source in the auxiliary structure of described adjustment 20 along described adjustment main structure 10 is acted on.
Optical module 40 in corresponding gas analyzer is installed in described adjustment main structure 10, and can move with described adjustment main structure 10.
As shown in Figure 6, further, described light path regulating device 100 is threaded connection on the wall of described chamber, described in be threaded a kind of form of just connected mode of the present invention, the present invention includes but be not limited thereto mode, described connected mode can also be realized by the structure such as slide block, guide rail.As wherein a kind of embodiment, on described light path regulating device, described screw thread is internal thread, and in present embodiment, it is inner that this female thread is formed in described adjustment main structure 10, now, regulates main structure 10 to be installed on the lateral wall of gas chamber.When being driven adjustment main structure 10 by the auxiliary structure 20 of adjustment, the slip of gas analyzer light path regulating device 100 on the lateral wall of gas chamber can be realized.Respective optical assembly 40 is installed in described adjustment main structure 10, and when the slip of gas analyzer light path regulating device 100 on the lateral wall of gas chamber, it can be synchronized with the movement with gas analyzer light path regulating device 100.Thus during the shift in position of optical module 40, the reflection paths of the light reflected by optical module 40 also changes thereupon, thus reach the object regulating light path.
Preferably, in above-mentioned embodiment, described adjustment main structure 10 and gas chamber are cylindrical, described adjustment main structure 10 is arranged at one end of described cylindrical gas chamber, now, described optical module 40 is positioned at one end of the light transmission passage of gas chamber inside, and the other end of this light transmission passage is provided with optical module equally, and light forms reflection between the optical module at two ends.Alternately, main structure 10 is regulated also to be installed on described gas chamber one end by slideway mode.
As shown in Figure 2, as another kind of embodiment, on described light path regulating device, screw thread is external thread, in present embodiment, this external thread is formed at described adjustment main structure 10 surface, now, regulates main structure 10 to be installed on the madial wall of gas chamber, regulate auxiliary structure 20 to be formed at one end of described adjustment main structure 10, and be stretched on the setting of respective chamber wall end face along the axial direction of described adjustment main structure 10.In present embodiment, regulative mode is same as described above, herein no longer repeated description.
As shown in Fig. 3, Fig. 7 (a)-(b), be another embodiment of the present invention, on described light path regulating device 100, screw thread is external thread, and in present embodiment, this external thread is formed at described adjustment main structure 10 surface.Now, main structure 10 is regulated to be installed on the madial wall of gas chamber, regulate auxiliary structure 20 can be equal to the center of effort 21 being formed at described adjustment main structure 10, this embodiment uses special " Γ " font instrument to carry out when regulating, thus the direction of the regulating action power of " Γ " font instrument generation is the radial direction of regulating device 100.In present embodiment, regulative mode is same as described above, herein no longer repeated description.
As shown in Figure 4,5, regulate in auxiliary structure 20 and be provided with center of effort 21, acting force can be applied to the auxiliary structure 20 of adjustment by this center of effort 21, wherein, act on the radial direction of power source along described adjustment main structure 10 of described center of effort 21.This center of effort 21 can be bulge-structure or pore structure or groove structure etc.The quantity of described center of effort 21 and position are looked concrete condition and are arranged, and do not limit.
Particularly, the inner structure form of described center of effort 21 is corresponding with the tool heads of respective standard instrument.Thus, when regulating, can tool master auxiliary under, easily carry out optical path adjusting, and the restriction of gas chamber's madial wall need not be subject to.Particularly, during adjustment, grip the handle of standard workpiece, tool heads is matched with center of effort, tool master is applied to the acting force that adjustment main structure 10 can be made to rotate, thus make gas analyzer light path regulating device 100 produce displacement axially, and then optical module 40 is driven to produce corresponding displacement.
Described tightening structure 30 is positioned at the side of described adjustment main structure 10, and for described adjustment main structure 10 provides fastening force, particularly, described tightening structure 30 holds out against structure or snap ring clasping structure for screw.When regulating, first tightening structure 30 can be loosened, control gas analyzer light path regulating device 100 by standard workpiece to slide, after optical module 40 moves to desired location, control tightening structure 30 fastening adjustment main structure 10 again, make the position of gas analyzer light path regulating device 100 keep fixing, avoid occurring to loosen.
In sum, gas analyzer light path regulating device of the present invention slides and is arranged on the chamber wall of gas chamber, when carrying out optical path adjusting, regulating action power is the power source along regulating device radial direction, the restriction in its chamber space of not being bullied, light path in gas analyzer can be regulated continuously, thus overcome in adjustment process only from axial adjustment operation space-constrained defect.
In addition, after gas analyzer light path regulating device of the present invention regulates light path, keep steadiness by tightening structure, be conducive to the retentivity ensureing to regulate rear optical element installment state, make the performance of gas analyzer more.
To those skilled in the art, obviously the invention is not restricted to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present invention or essential characteristic, the present invention can be realized in other specific forms.Therefore, no matter from which point, all should embodiment be regarded as exemplary, and be nonrestrictive, scope of the present invention is limited by claims instead of above-mentioned explanation, and all changes be therefore intended in the implication of the equivalency by dropping on claim and scope are included in the present invention.Any Reference numeral in claim should be considered as the claim involved by limiting.
In addition, be to be understood that, although this instructions is described according to embodiment, but not each embodiment only comprises an independently technical scheme, this narrating mode of instructions is only for clarity sake, those skilled in the art should by instructions integrally, and the technical scheme in each embodiment also through appropriately combined, can form other embodiments that it will be appreciated by those skilled in the art that.
Claims (10)
1. a gas analyzer light path regulating device, is characterized in that, described light path regulating device is arranged on gas analyzer gas chamber wall, for regulating the optical module in gas analyzer;
Described light path regulating device comprises: regulate main structure and regulate auxiliary structure, the auxiliary structure of described adjustment is formed in described adjustment main structure, described adjustment main structure is regulated by the auxiliary structure of described adjustment, described adjustment main structure can the displacement of relatively described gas chamber wall, regulates the power source of the auxiliary structure of described adjustment to be positioned at the radial orientation of described adjustment main structure;
Described optical module is installed in described adjustment main structure, with described adjustment main structure motion.
2. gas analyzer light path regulating device according to claim 1, is characterized in that, described adjustment main structure relatively described gas chamber wall can produce displacement, and the direction of described displacement is along the axial direction of described adjustment main structure.
3. gas analyzer light path regulating device according to claim 1, is characterized in that, described light path regulating device is threaded connection on the wall of described chamber.
4. gas analyzer light path regulating device according to claim 3, is characterized in that, on described light path regulating device, screw thread is internal thread.
5. gas analyzer light path regulating device according to claim 3, is characterized in that, on described light path regulating device, screw thread is external thread.
6. gas analyzer light path regulating device according to claim 5, is characterized in that, the auxiliary structure of described adjustment is formed at one end of described adjustment main structure, and is stretched on described chamber wall end face along the axial direction of described adjustment main structure and arranges outward.
7. the gas analyzer light path regulating device according to claim 4 or 5, is characterized in that, the auxiliary structure of described adjustment is provided with center of effort.
8. gas analyzer light path regulating device according to claim 7, is characterized in that, the power source acting on described center of effort is positioned at the radial orientation of described adjustment main structure.
9. gas analyzer light path regulating device according to claim 7, it is characterized in that, described center of effort directly exerts a force for convenience of described power source or by the structure of tool force, described center of effort is for being formed at the auxiliary structural bulge-structure of described adjustment, surface roughening structure, pore structure, groove structure.
10. gas analyzer light path regulating device according to claim 1, it is characterized in that, described gas analyzer light path regulating device also comprises tightening structure, described light path regulating device is by the tightening of described tightening structure in described chamber wall, and described tightening structure is that screw holds out against structure or snap ring clasping structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410736065.2A CN104375251B (en) | 2014-12-04 | 2014-12-04 | Gas analyzer light path regulating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410736065.2A CN104375251B (en) | 2014-12-04 | 2014-12-04 | Gas analyzer light path regulating device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104375251A true CN104375251A (en) | 2015-02-25 |
| CN104375251B CN104375251B (en) | 2017-06-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410736065.2A Expired - Fee Related CN104375251B (en) | 2014-12-04 | 2014-12-04 | Gas analyzer light path regulating device |
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| Country | Link |
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| CN (1) | CN104375251B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106154476A (en) * | 2016-08-31 | 2016-11-23 | 无锡信欧光电科技有限公司 | A kind of optical adjusting frame of precision type classification regulation |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JPS63101808A (en) * | 1986-10-17 | 1988-05-06 | Fuji Photo Film Co Ltd | Optical axis position adjusting device |
| CN102809800A (en) * | 2012-07-26 | 2012-12-05 | 北京国科世纪激光技术有限公司 | Light guiding module for adjusting light path between boxes |
| US20130194688A1 (en) * | 2011-06-17 | 2013-08-01 | Shanghai Institute of Optics and Fine Mechanics the Chinese Academy of Science | Three dimensional angular adjustable optical mount |
| CN103364920A (en) * | 2013-03-07 | 2013-10-23 | 江苏天瑞仪器股份有限公司 | Device for realizing pipeline light path collimation adjustment for laser online gas analyzer |
| CN204287570U (en) * | 2014-12-04 | 2015-04-22 | 苏州谱道光电科技有限公司 | Gas analyzer light path regulating device |
-
2014
- 2014-12-04 CN CN201410736065.2A patent/CN104375251B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63101808A (en) * | 1986-10-17 | 1988-05-06 | Fuji Photo Film Co Ltd | Optical axis position adjusting device |
| US20130194688A1 (en) * | 2011-06-17 | 2013-08-01 | Shanghai Institute of Optics and Fine Mechanics the Chinese Academy of Science | Three dimensional angular adjustable optical mount |
| CN102809800A (en) * | 2012-07-26 | 2012-12-05 | 北京国科世纪激光技术有限公司 | Light guiding module for adjusting light path between boxes |
| CN103364920A (en) * | 2013-03-07 | 2013-10-23 | 江苏天瑞仪器股份有限公司 | Device for realizing pipeline light path collimation adjustment for laser online gas analyzer |
| CN204287570U (en) * | 2014-12-04 | 2015-04-22 | 苏州谱道光电科技有限公司 | Gas analyzer light path regulating device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106154476A (en) * | 2016-08-31 | 2016-11-23 | 无锡信欧光电科技有限公司 | A kind of optical adjusting frame of precision type classification regulation |
| CN106154476B (en) * | 2016-08-31 | 2018-12-07 | 无锡信欧光电科技有限公司 | A kind of optical adjusting frame that precision type classification is adjusted |
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| Publication number | Publication date |
|---|---|
| CN104375251B (en) | 2017-06-06 |
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Granted publication date: 20170606 Termination date: 20201204 |