CN203217154U - Device for realizing pipeline optical path aligning adjustment of laser on-line gas analysis apparatus - Google Patents
Device for realizing pipeline optical path aligning adjustment of laser on-line gas analysis apparatus Download PDFInfo
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- CN203217154U CN203217154U CN201320102239.0U CN201320102239U CN203217154U CN 203217154 U CN203217154 U CN 203217154U CN 201320102239 U CN201320102239 U CN 201320102239U CN 203217154 U CN203217154 U CN 203217154U
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- pipeline
- flange
- regulated
- laser
- gas analysis
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Abstract
The utility model discloses a device for realizing pipeline optical path aligning adjustment of a laser on-line gas analysis apparatus and the device can protect an optical lens arranged in a pipeline. The device for realizing pipeline optical path aligning adjustment of a laser on-line gas analysis apparatus comprises flange adjusting assemblies, a lens arrangement pipeline, a connecting pipeline, a lens adapter, locking rings, and the like. The whole set of the device is formed by connecting all mechanisms, an alignment adjusting function can be fulfilled, an unique connection mode characterized in that a pipeline external screw thread engages with a sleeve ring internal screw thread is adopted, the optical lens can be prevented from being damaged by metal chippings, effective optical cavity length can be chosen according to actual needs, and installation convenience and dismounting convenience are realized.
Description
Technical field
The utility model relates to optical field, specifically, relates to a kind of device of realizing the adjusting of pipeline beam path alignment for the online gas analysis instrument of laser.
Background technology
At present, the optics cavity of the longer light path of known needs is generally directly welded by welding flange or bolt is connected and fixed, because the error that workpiece own or standard component produce in process of production, the accurate system of the light path after easily causing welding or being connected and fixed does not satisfy the light path needs; Directly place optical mirror slip (window, high reflective mirror etc.) simultaneously, after tightening one-piece construction, the metal fragment that the meshing process of optics pipeline internal and external threads is produced remains in optics cavity interior focusing eyeglass and causes damage, simultaneously the rubbery flat gasket of outside realization sealing the pipeline internal and external threads repeatedly meshing process be easy to generate damage, simultaneously generally be the mode of the dull joint of single optical eyeglass, can't be according to the needs of optical demands in various degree.
The utility model content
For the optics cavity pipeline that solves the existing longer light path of part instrument is difficult for regulating, easy to clean metal fragment not, be difficult for satisfying the purpose of the needs of multiple optical demands, the utility model provides a kind of and realizes the device that the pipeline beam path alignment is regulated for the online gas analysis instrument of laser, this device can not only be realized the collimation variable adjustment of whole optical path, range of adjustment is bigger, can realize that two segment pipes of coenosarc are not regulated, the metal fragment that produces in simultaneously can the meshing process of double thread is cleared up, avoided the damage to optical mirror slip, and adopt universal pipe connecting structure, realized the characteristics that share of many arrangements of mirrors sheet.
According to the utility model content, a kind of device of realizing the adjusting of pipeline beam path alignment for the online gas analysis instrument of laser, by joint flange (1), pipeline is regulated flange (2), the collar (9), micrometer adjusting screw pipeline (11), lens pipeline (28), connecting pipe (15), light source receives transmitter (29) and support (14) is linked in sequence, be provided with optical mirror slip (6) in the micrometer adjusting screw pipeline (11), it is characterized in that, described joint flange (1) and pipeline are regulated flange (2) and respectively are provided with protruding sphere and the concave spherical surface that can overlap, be connected to form for the bone flange governor motion of regulating pipeline beam path alignment degree by set screw (5), described set screw (5) is provided with spring (3) and flat shim (4), be placed with optical mirror slip (6) in the inner chamber of pipeline adjusting flange (2), be provided with in the micrometer adjusting screw pipeline (11) for the high precision micrometer adjusting screw (10) of regulating optical mirror slip (6) angle of pitch, the external thread of flange (2) is regulated in the whole connection of described device by pipeline, the external thread of lens pipeline (28) is connected with the internal thread of the collar (9).
The utility model also comprises following feature:
Further, the flange adjusting part that described spring (3), flat shim (4), set screw (5) constitute, described flange adjusting part respectively is provided with one in X, the Y-direction of horizontal plane.
Further, also be placed with optical mirror slip adapter (7) and brass shim spacer (8) in the inner chamber of described pipeline adjusting flange (2), carry out the sealing of pipeline by the 3rd O type circle (22), the 4th O type circle (24), the 5th O type circle (25), the 6th O type circle (26) between optical mirror slip 6, optical mirror slip adapter (7) and the brass shim spacer (8).
Further, described optical mirror slip (6) is high reflective mirror.
Further, be provided with three high precision micrometer adjusting screws (10) in the described micrometer adjusting screw pipeline (11), be 120 ° of angles and be distributed on the micrometer adjusting screw pipeline (11), and become 30 ° of angles with axis.
Further, it is meshing that described pipeline is regulated the internal thread of the external thread of flange (2) and lens pipeline (28) and the collar (9), and lock with lock screw (23) and then to be connected with connecting pipe (15).
Simultaneously, the utility model also has following technical characterictic:
The bone flange governor motion that adopts protruding sphere and concave spherical surface to form is realized the variable adjustment of beam path alignment degree, realize that by the adjusting part of tightening, unscrew screw gasket, spring formation two flanges X, Y-direction at the space perpendicular centered by the centre of sphere of sphere is rotated, thereby adjust the collimation of light path.
Can adaptive multiple size, the optical mirror slip of kind, can adopt the window adapter for common window, optical mirror slip for high reflectances such as high reflective mirrors adopts the high reflective mirror adapter, and adopts the high precision fine tuning structure to finely tune, and can select as required to use.
In order to solve the kish fines problem, adopt the two thread connecting modes of pipeline, it no longer is traditional direct meshing connection of internal and external threads, both needed to clear up the optics cavity pipeline junction that connects again at all, adopt external thread, utilize the internal thread of external collar that two parts are locked, realize the two connection.
Each several part will become a relatively independent optics cavity in the light path system, and can satisfy the working environment needs and have sealed characteristic dustproof, waterproof, adopts the pipeline thread of convenient disassembly to connect, and realizes respectively independently sealing of optics cavity with O type circle.
The intensity that the principle of employing versatility can realize light beam according to needs increase or the minimizing lens number of tubes of realization function, collimation etc.
The beneficial effects of the utility model are, can carry out when the whole optical path collimation regulates easy disassembly, simple in structure, easy for installation, each funtion part is relatively independent, can directly increase or reduce the function number of tubes, versatility is better, can adaptive multiple size, functional lens.
Description of drawings
Fig. 1 is the whole mechanism map that the online gas analysis instrument of laser is realized the device that the pipeline beam path alignment is regulated that is used for of the present utility model.
Fig. 2 is the figure of the 3rd visual angle projected profile of Fig. 1.
Fig. 3 is the synoptic diagram that does not need the package unit of high precision adjusting.
Number in the figure explanation: 1. joint flange, 2. pipeline is regulated flange, 3. spring, 4 flat shims, 5. set screw, 6. optical mirror slip, 7. optical mirror slip adapter, 8. brass shim spacer, the 9. collar, 10. high precision micrometer adjusting screw, 11. micrometer adjusting screw pipelines, 12. gas blow pipes, 13. cover, 14. supports, 15. connecting pipes, 16. first lock ring, 17. second lock rings, 18. lens adapters, 19. lens, 20. the one O type circles, 21. the 2nd O type circles 2,22. the 3rd O type circle, 23. lock screw, 24. the 4th O type circles, 25. the 5th O type circle, 26. the 6th O type circles, 27. attachment screws, 28. the lens pipeline, 29. light sources receive transmitter.
Embodiment
In conjunction with illustrated in figures 1 and 2, according to embodiment of the present utility model, be used for the online gas analysis instrument of laser and realize the device that the pipeline beam path alignment is regulated, by joint flange 1, pipeline is regulated flange 2, the collar 9, micrometer adjusting screw pipeline 11, lens pipeline 28, connecting pipe 15, light source receives transmitter 29 and support 14 is linked in sequence, be provided with optical mirror slip 6 in the micrometer adjusting screw pipeline 11, it is characterized in that, described joint flange 1 and pipeline are regulated flange 2 and respectively are provided with protruding sphere and the concave spherical surface that can overlap, be connected to form for the bone flange governor motion of regulating pipeline beam path alignment degree by set screw 5, described set screw 5 is provided with spring 3 and flat shim 4, be placed with optical mirror slip 6 in the inner chamber of pipeline adjusting flange 2, be provided with in the micrometer adjusting screw pipeline 11 for the high precision micrometer adjusting screw 10 of regulating optical mirror slip 6 angles of pitch, the external thread of flange 2 is regulated in the whole connection of described device by pipeline, the external thread of lens pipeline 28 is connected with the internal thread of the collar 9.
According to embodiment more of the present utility model, be used for the online gas analysis instrument of laser and realize the device that the pipeline beam path alignment is regulated, constituted by four major parts:
I partly is the flange governor motion, and by joint flange 1, pipeline is regulated flange 2, spring 3, flat shim 4, set screw 5, optical mirror slip 6, optical mirror slip adapter 7, brass shim spacer 8, the three O type circles 22, the 4th O type circle 24, the five O type circles 25, the six O type circles 26, attachment screw 27 constitutes.
II partly is the high precision micro-adjusting mechanism, by the collar 9, and high precision micrometer adjusting screw 10, micrometer adjusting screw pipeline 11, lock screw 23 constitutes.
III partly is lens pipeline mechanism, by the collar 9, and gas blow pipe 12, lens pipeline 28, connecting pipe 15, the first lock rings 16, the second lock rings 17, lens adapter 18, lens 19, the one O type circles 20, the two O type circles 21, lock screw 23 constitutes.
IV partly receives or transmitting terminal, and by cover 13, support 14, light source receive transmitter 29 and constitute.
I partly is that flange governor motion main body is to regulate flange 2 by joint flange 1, pipeline to constitute, the protruding sphere of the two and concave spherical surface form adjustment structure, constituting adjusting part by spring 3, flat shim 4, set screw 5 regulates, set screw 5 will make concave spherical surface that pipeline regulates flange 2 realize that around the protruding sphere centre of sphere rotation of joint flange 1 pipeline regulates carrying out rundown process, spring 3 flat shims 4, set screw 5 constitute adjusting parts respectively has one in X, the Y-direction of horizontal plane, has just realized the adjusting of X, Y both direction; Also be the pipeline of placing optical mirror slip in the inner chamber of the flange 2 of pipeline adjusting simultaneously, can place common window, high reflective mirror etc., as optical mirror slip 6, optical mirror slip adapter 7, brass shim spacer 8; Realize the sealing of pipeline between each part by the 3rd O type circle 22, the 4th O type circle 24, the 5th O type circle 25, the 6th O type circle 26 etc.; Package unit is fixed in the test environment by attachment screw 27.
II part high precision micro-adjusting mechanism is mainly realized the adjusting to the optical mirror slip 6 of I part, mainly be to regulate by high precision micrometer adjusting screw 10, the bulb contact brass shim spacer 8 of high precision micrometer adjusting screw 10, when tightening screw, push the 4th O type circle 24, make its distortion, thereby realize with the deflection of high reflective mirror as optical mirror slip 6, realize regulating, 10 one-tenth 120 ° of angles of three high precision micrometer adjusting screws are distributed on the micrometer adjusting screw pipeline 11, and become 30 ° of angles with axis; It is meshing that the internal thread of the collar 9 and pipeline are regulated the external thread of flange 2, and the two is meshing to be outside at pipeline, prevents that the metal fragment in the meshing process from entering pipeline, and optical mirror slip is caused damage, and lock screw 23 realizes locking.
III part lens pipeline mechanism body is to be made of lens pipeline 28, connecting pipe 15 and the collar 9, and connecting pipe 15 is original papers that realization is connected with other parts with the collar 9; Lens pipeline 28 mainly is the pipeline of placing window, second lock ring 17 has fixedly constituted relatively independent lens subassembly with lens adapter 18 internal and external threads are meshing with lens 19, an O type circle 20, this assembly is placed directly in the lens pipeline 28, lens pipeline 28 forms fit dimension with lens adapter 18 interior external diameters, at last by first lock ring 16 and the meshing fixed lens assembly of lens pipeline 28 internal and external threads.At this moment, can the lens both sides meshing metal fragment of screw thread be cleaned out from lens pipeline mechanism two ends, prevent from damaging lens.
IV partly receives or transmitting terminal, is made of cover 13, support 14, light source reception transmitter 29 etc., and light source receives transmitter 29 and is fixed on the support 14.
Optical mirror slip is the device that adopts the common window pattern of many groups in another embodiment shown in Figure 3, do not need optical mirror slip is regulated, mark signal accordingly in conjunction with Fig. 2, can select for use direct connecting pipe 15, the collar 9 to regulate flange 2 with pipeline is connected, and pipeline adjusting flange 2 is just the same with the optics cavity size of lens pipeline 28 interior placement optical elements, both can be with the optical mirror slip unanimity of the lens pipeline mechanism among Fig. 2.
Claims (6)
1. be used for the online gas analysis instrument of laser and realize the device that the pipeline beam path alignment is regulated, by joint flange (1), pipeline is regulated flange (2), the collar (9), micrometer adjusting screw pipeline (11), lens pipeline (28), connecting pipe (15), light source receives transmitter (29) and support (14) is linked in sequence, be provided with optical mirror slip (6) in the micrometer adjusting screw pipeline (11), it is characterized in that, described joint flange (1) and pipeline are regulated flange (2) and respectively are provided with protruding sphere and the concave spherical surface that can overlap, be connected to form for the bone flange governor motion of regulating pipeline beam path alignment degree by set screw (5), described set screw (5) is provided with spring (3) and flat shim (4), be placed with optical mirror slip (6) in the inner chamber of pipeline adjusting flange (2), be provided with in the micrometer adjusting screw pipeline (11) for the high precision micrometer adjusting screw (10) of regulating optical mirror slip (6) angle of pitch, the external thread of flange (2) is regulated in the whole connection of described device by pipeline, the external thread of lens pipeline (28) is connected with the internal thread of the collar (9).
2. according to claim 1ly realize the device that the pipeline beam path alignment is regulated for the online gas analysis instrument of laser, it is characterized in that, the flange adjusting part that described spring (3), flat shim (4), set screw (5) constitute, described flange adjusting part respectively is provided with one in X, the Y-direction of horizontal plane.
3. according to claim 1ly realize the device that the pipeline beam path alignment is regulated for the online gas analysis instrument of laser, it is characterized in that, also be placed with optical mirror slip adapter (7) and brass shim spacer (8) in the inner chamber of described pipeline adjusting flange (2), carry out the sealing of pipeline by the 3rd O type circle (22), the 4th O type circle (24), the 5th O type circle (25), the 6th O type circle (26) between optical mirror slip 6, optical mirror slip adapter (7) and the brass shim spacer (8).
4. according to claim 1 or 3 described devices for the adjusting of the online gas analysis instrument realization of laser pipeline beam path alignment, it is characterized in that described optical mirror slip (6) is high reflective mirror.
5. according to claim 1ly realize the device that the pipeline beam path alignment is regulated for the online gas analysis instrument of laser, it is characterized in that, be provided with three high precision micrometer adjusting screws (10) in the described micrometer adjusting screw pipeline (11), be 120 ° of angles and be distributed on the micrometer adjusting screw pipeline (11), and become 30 ° of angles with axis.
6. according to claim 1ly realize the device that the pipeline beam path alignment is regulated for the online gas analysis instrument of laser, it is characterized in that, it is meshing that described pipeline is regulated the internal thread of the external thread of flange (2) and lens pipeline (28) and the collar (9), and lock with lock screw (23) and then to be connected with connecting pipe (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320102239.0U CN203217154U (en) | 2013-03-07 | 2013-03-07 | Device for realizing pipeline optical path aligning adjustment of laser on-line gas analysis apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320102239.0U CN203217154U (en) | 2013-03-07 | 2013-03-07 | Device for realizing pipeline optical path aligning adjustment of laser on-line gas analysis apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203217154U true CN203217154U (en) | 2013-09-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320102239.0U Expired - Fee Related CN203217154U (en) | 2013-03-07 | 2013-03-07 | Device for realizing pipeline optical path aligning adjustment of laser on-line gas analysis apparatus |
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| Country | Link |
|---|---|
| CN (1) | CN203217154U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN105988172A (en) * | 2016-01-26 | 2016-10-05 | 安徽蓝盾光电子股份有限公司 | Object distance fine adjustment system used for pipeline online TDLAS gas monitor |
-
2013
- 2013-03-07 CN CN201320102239.0U patent/CN203217154U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN103364920B (en) * | 2013-03-07 | 2015-07-08 | 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 |
| CN105988172A (en) * | 2016-01-26 | 2016-10-05 | 安徽蓝盾光电子股份有限公司 | Object distance fine adjustment system used for pipeline online TDLAS gas monitor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130925 Termination date: 20190307 |