CN204903009U - Focusing subassembly of type spectrum appearance is swept to pendulum - Google Patents
Focusing subassembly of type spectrum appearance is swept to pendulum Download PDFInfo
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- CN204903009U CN204903009U CN201520689235.6U CN201520689235U CN204903009U CN 204903009 U CN204903009 U CN 204903009U CN 201520689235 U CN201520689235 U CN 201520689235U CN 204903009 U CN204903009 U CN 204903009U
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Abstract
The utility model discloses a focusing subassembly of type spectrum appearance is swept to pendulum, it includes imaging lens, the first support of fixed mirror, manual focusing hand wheel, translation mechanism and focusing motor, imaging lens passes through the first support of fixed mirror and is connected with translation mechanism, focusing motor's bearing links to each other with the automatic focusing push rod through first shaft coupling, the axis of rotation of manual focusing hand wheel is passed through the second shaft coupling and is linked to each other with manual focusing push rod, first shaft coupling and second shaft coupling all link to each other with fixed camera base through the mounting, the beneficial effects of the utility model are that: simple structure, it is light, can guarantee the stability behind the focus position adjustment, improve imaging system's spatial resolution and spectral resolution, scan the increase that the field range also can be corresponding, functions such as completion automatic focusing that can not only be quick and automatic exposure can also come from the adjustment of marcing through manual mode, and convenient to use can satisfy multiple actual need.
Description
Technical field
The utility model relates to a kind of focusing component, relates to a kind of focusing component of sweeping type spectrometer in particular.
Background technology
The development experience of remote sensing technology panchromatic (black and white), colored shooting, after multispectral scanner imaging session, at the imaging spectral technology that the phase at the beginning of the eighties in last century occurs, make remote optical sensing enter a brand-new stage---the high-spectrum remote-sensing stage.So-called high-spectrum remote-sensing refers to the remote sensing science and technology with high spectral resolution, the imaging spectrometer that imaging spectral technology uses can in the ultraviolet of electromagnetic wave spectrum, visible ray, near infrared and short-wave infrared region, obtains many very narrow and spectrum continuous print view data.Imaging spectrometer provides tens of spectral information to hundreds of narrow wave bands for each pixel, forms a complete and continuous print curve of spectrum therefrom.The various atural objects observed in field range are recorded with the complete curve of spectrum by imaging spectrometer, and carry out analyzing and processing and study being the multidisciplinary work that will carry out to recorded data.
Hyperspectral technique is an emerging cross discipline, be based upon on the basis of the technology such as sensor, computing machine, relate to the multi-door subject such as Electromagnetic theory, spectroscopy and colorimetry, physics/geometrical optics, electronic engineering, information science, geography, agronomy, atmospheric science, thalassography.Electromagnetic theory is then the physical basis of remote sensing technology, mode in different medium of the interaction mechanism of electromagnetic wave and terrestrial materials, electromagnetic wave and to receive it, analyze be the core place of comprehensive each door subject and technology.For the different spectral signatures of different atural object, utilize high spectrum image effectively to distinguish and to identify atural object, be thus widely used in atmospheric exploration, medical diagnosis, material classification and target identification, land resources, ecology, environmental monitoring and urban remote sensing.
The image-forming principle of optical spectrum imagers is: caught by spectrum camera after testee is by camera lens, obtain the image of an one dimension and corresponding spectral information, and when electric controlled sliding moving platform (or travelling belt) drives sample to run continuously, then can obtain the continuous print one dimension image of sample object thing and real-time spectral information, and data all in the process by computer software record, final obtain the three-dimensional data cube that contains image information and spectral information.
The scan mode of optical spectrum imagers is divided into two kinds, and one is slit scan mode, and one is rotating mirror scanning mode.
Push away sweep type imaging spectrometer adopt be slit scan mode, sweeping type imaging spectrometer adopt be rotating mirror scanning mode; Sweeping type imaging spectrometer have been travelled forward two-dimensional space imaging by ray machine left and right sweeping and flying platform, and sweeping type imaging spectrometer is compared and swept type imaging spectrometer with pushing away, and its visual field is large, pixel registration is good, calibration is convenient, and data stability is good, and it is very wide that spectral band scope can be done.
The focusing component of existing sweeping type imaging spectrometer, structure bulky, complexity, because certain offset deviation can occur the vibrations in imaging spectrometer operational process between each parts, have impact on stablizing after focal position adjustment, thus reduce spatial resolution and the spectral resolution of sweeping type imaging spectrometer, and manufacturing process bothers very much, cost and high, resists the more weak easy damage of power.
Utility model content
The utility model overcomes the deficiencies in the prior art, provides a kind of focusing component of sweeping type spectrometer, and its structure is simple, light, can ensure stablizing after focal position adjustment, improves spatial resolution and the spectral resolution of imaging system; The function such as automatic focusing and automatic exposure can not only be completed fast, can also mode manually from Row sum-equal matrix of advancing, easy to use, multiple actual needs can be met.
For solving above-mentioned technical matters, the utility model by the following technical solutions:
A focusing component for sweeping type spectrometer, it not only comprises imaging lens, also comprises fixed lens support, manual focusing handwheel, translation mechanism and focusing motor; Described imaging lens is connected with translation mechanism by fixed lens support; The bearing of described focusing motor is connected with automatic focusing push rod by the first shaft coupling; The rotation axis of described manual focusing handwheel is connected with manual focusing push rod by the second shaft coupling; First shaft coupling is all connected with fixed camera base by fixture with the second shaft coupling.
Further, described translation mechanism comprises slide block and guiderail base, and described guiderail base is provided with rail plate, and described fixed lens support and described slide block are connected, and described guiderail base and fixed camera base are connected; Spring is provided with between described fixture and described fixed lens support.
Further, the side of described fixed lens support 5 is provided with mechanical position limitation, and described mechanical position limitation is provided with the first stopper slot and the second stopper slot, and described first stopper slot is connected with fixed lens support 5, and described second stopper slot and fixed camera base are connected.
Further, described fixed lens support, the first shaft coupling, the second shaft coupling, fixed camera base, translation mechanism and fixture are metal construction.
Further, described imaging lens front is provided with scanning mechanism, and described scanning mechanism comprises scanning mirror, plane mirror and scan module.
Compared with prior art, the beneficial effects of the utility model are:
1, the utility model structure is simple, light, and power of resisting is strong, the interaction of spring and manual focusing push rod/manual focusing push rod can ensure focal position adjust after stablize, the spatial resolution of raising imaging system and spectral resolution.
2. focus adjusting mechanism has come separately through a focusing motor, and rotating mirror scanning mechanism is realized by another one scan module, like this can according to the actual requirements, and the operation carrying out Suresh Kumar is selected.
3. can not only complete the function such as automatic focusing and automatic exposure fast, can also mode manually from Row sum-equal matrix of advancing, easy to use, multiple actual needs can be met.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Fig. 1 is the utility model structural representation.
Fig. 2 is the utility model focusing component and scanning mechanism structural representation.
Label in figure is: 1, scanning mirror; 2, plane mirror; 3, scan module; 4, imaging lens; 5, fixed lens support; 6, manual focusing handwheel; 61, rotation axis; 62, the second shaft coupling; 63, manual focusing push rod; 7, translation mechanism; 71, slide block; 72, guiderail base; 73, rail plate; 8, focusing motor; 81, the first shaft coupling; 82, automatic focusing push rod; 9, spring; 10, fixture; 11, fixed camera base; 12, mechanical position limitation; 121, the first stopper slot; 122, the second stopper slot.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further described.Embodiment of the present utility model includes but not limited to the following example.
[embodiment 1]
The focusing component of a kind of sweeping type spectrometer as shown in Figure 1 and Figure 2, it comprises imaging lens 4, also comprises fixed lens support 5, manual focusing handwheel 6, translation mechanism 7 and focusing motor 8; Described imaging lens 4 is connected with translation mechanism 7 by fixed lens support 5; The bearing of described focusing motor 8 is connected with automatic focusing push rod 82 by the first shaft coupling 81; The rotation axis 61 of described manual focusing handwheel 6 is connected with manual focusing push rod 63 by the second shaft coupling 62; First shaft coupling 81 is all connected with fixed camera base 11 by fixture 10 with the second shaft coupling 62; Described translation mechanism 7 comprises slide block 71 and guiderail base 72, and described guiderail base 72 is provided with rail plate 73, and described fixed lens support 5 is connected with described slide block 71, and described guiderail base 72 is connected with fixed camera base 11; Spring 9 is provided with between described fixture 10 and described fixed lens support 5.
Run at focusing motor 8, the rotary motion of the bearing of focusing motor 8 is become the rectilinear motion of automatic focusing push rod 82 by the first shaft coupling 81, and automatic focusing push rod 82 is promoted fixed lens support 5 and run on rail plate 73 by slide block 71; Spring 9 makes fixed lens support 5 can all the time towards original state, namely 5 one, fixed lens support and its traffic direction opposite effect power is given, like this under the promotion of spring 9 and automatic focusing push rod 82, fixed lens support 5 can drive imaging lens 4 to move reciprocatingly on rail plate 73; In like manner, manual actuation manual focusing handwheel 6, the rotary motion of the rotation axis 61 of manual focusing handwheel 6 is become the rectilinear motion of manual focusing push rod 63 by the second shaft coupling 81, and manual focusing push rod 63 and spring 9 make fixed lens support 5 that imaging lens 4 can be driven to move reciprocatingly on rail plate 73.
The present embodiment structure is simple, light, spring 9 and the interaction of automatic focusing push rod 82/ manual focusing push rod 63 can ensure focal position adjust after stable, the spatial resolution of raising imaging system and spectral resolution; The present embodiment can not only complete the function such as automatic focusing and automatic exposure fast, can also mode manually from Row sum-equal matrix of advancing, easy to use, multiple actual needs can be met.
[embodiment 2]
The present embodiment has done further improvement on the basis of embodiment 1, as Fig. 1, the focusing component of a kind of sweeping type spectrometer shown in Fig. 2, the side of described fixed lens support 5 is provided with mechanical position limitation 12, described mechanical position limitation 12 is provided with the first stopper slot 121 and the second stopper slot 122, described first stopper slot 121 is connected with fixed lens support 5, described second stopper slot 122 is connected with fixed camera base 11, fixed lens support 5 is provided with limit switch, when fixed lens support 5 moves to the end points of the first stopper slot 121, lens bracket 5 can not rerun, this kind of improvement can make imaging lens 4 operate within controlled stroke range all the time, ensure that the normal operation of focusing component.
[embodiment 3]
The present embodiment has done further improvement on the basis of embodiment 1, the focusing component of a kind of sweeping type spectrometer as shown in Figure 1 and Figure 2, described fixed lens support 5, first shaft coupling 81, second shaft coupling 62, fixed camera base 11, translation mechanism 7 and fixture 10 are metal construction, add the fastness of the present embodiment and resistance property.
[embodiment 4]
The present embodiment has done further improvement on the basis of embodiment 1, the focusing component of a kind of sweeping type spectrometer as shown in Figure 1 and Figure 2, described imaging lens 4 front is provided with scanning mechanism, and described scanning mechanism comprises scanning mirror 1, plane mirror 2 and scan module 3; The present embodiment focus adjusting mechanism has come separately through a focusing motor, and rotating mirror scanning mechanism is realized by another one scan module, like this can according to the actual requirements, and the operation carrying out Suresh Kumar is selected.
Be embodiment of the present utility model as mentioned above.The utility model is not limited to above-mentioned embodiment, and anyone should learn the structure change made under enlightenment of the present utility model, and every have identical or close technical scheme with the utility model, all falls within protection domain of the present utility model.
Claims (5)
1. a focusing component for sweeping type spectrometer, it comprises imaging lens (4), it is characterized in that: it also comprises fixed lens support (5), manual focusing handwheel (6), translation mechanism (7) and focusing motor (8); Described imaging lens (4) is connected with translation mechanism (7) by fixed lens support (5); The bearing of described focusing motor (8) is connected with automatic focusing push rod (82) by the first shaft coupling (81); The rotation axis (61) of described manual focusing handwheel (6) is connected with manual focusing push rod (63) by the second shaft coupling (62); First shaft coupling (81) is all connected with fixed camera base (11) by fixture (10) with the second shaft coupling (62).
2. the focusing component of a kind of sweeping type spectrometer according to claim 1, it is characterized in that: described translation mechanism (7) comprises slide block (71) and guiderail base (72), described guiderail base (72) is provided with rail plate (73), described fixed lens support (5) and described slide block (71) are connected, and described guiderail base (72) and fixed camera base (11) are connected; Spring (9) is provided with between described fixture (10) and described fixed lens support (5).
3. the focusing component of a kind of sweeping type spectrometer according to claim 1, it is characterized in that: the side of described fixed lens support (5) is provided with mechanical position limitation (12), described mechanical position limitation (12) is provided with the first stopper slot (121) and the second stopper slot (122), described first stopper slot (121) is connected with fixed lens support (5), and described second stopper slot (122) and fixed camera base (11) are connected.
4. the focusing component of a kind of sweeping type spectrometer according to claim 1, is characterized in that: described fixed lens support (5), the first shaft coupling (81), the second shaft coupling (62), fixed camera base (11), translation mechanism (7) and fixture (10) are metal construction.
5. the focusing component of a kind of sweeping type spectrometer according to claim 1, it is characterized in that: described imaging lens (4) front is provided with scanning mechanism, described scanning mechanism comprises scanning mirror (1), plane mirror (2) and scan module (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201520689235.6U CN204903009U (en) | 2015-09-08 | 2015-09-08 | Focusing subassembly of type spectrum appearance is swept to pendulum |
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| CN201520689235.6U CN204903009U (en) | 2015-09-08 | 2015-09-08 | Focusing subassembly of type spectrum appearance is swept to pendulum |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105115602A (en) * | 2015-09-08 | 2015-12-02 | 四川双利合谱科技有限公司 | Focusing assembly of swing sweep type spectrograph |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105115602A (en) * | 2015-09-08 | 2015-12-02 | 四川双利合谱科技有限公司 | Focusing assembly of swing sweep type spectrograph |
| CN105115602B (en) * | 2015-09-08 | 2017-07-11 | 四川双利合谱科技有限公司 | A kind of focusing component of sweeping type spectrometer |
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Address after: 214023 58-1-108, Feihong Road, Nanhu Avenue, Liangxi District, Wuxi City, Jiangsu Province Patentee after: Jiangsu Shuangli Hepu Technology Co.,Ltd. Address before: No.18 Xingguang Middle Road, Chengdu Economic and Technological Development Zone (Longquanyi District), Sichuan 610199 Patentee before: SICHUAN DUALIX SPECTRAL IMAGING TECHNOLOGY Co.,Ltd. |
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