CN204439922U - A kind of dark-field microscope optical fiber source - Google Patents
A kind of dark-field microscope optical fiber source Download PDFInfo
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- CN204439922U CN204439922U CN201520175821.9U CN201520175821U CN204439922U CN 204439922 U CN204439922 U CN 204439922U CN 201520175821 U CN201520175821 U CN 201520175821U CN 204439922 U CN204439922 U CN 204439922U
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- field microscope
- light source
- optical fiber
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Abstract
A kind of dark-field microscope optical fiber source, it relates to a kind of microscope light source.Inadequate with the light-source brightness solving existing dark-field microscope, the use needs of dark-field microscope can not be met, and the problem that bulb source uses the heat of rear generation not shed for a long time makes other precision parts of dark-field microscope damage, holder is fixed on dark-field microscope base top surface, holder offers pickup groove, pickup groove shape is consistent with the light source output terminal shape of light-conductive optic fibre, described light source output terminal is arranged in pickup groove, the neck that fixed head is threaded connection part and described light source output terminal is fitted and is arranged, the light source input end of light-conductive optic fibre is connected with external light source.The utility model is used for providing light source for dark-field microscope.
Description
Technical field
The utility model relates to a kind of microscope light source, is specifically related to a kind of optical fiber source for dark-field microscope.
Background technology
The light source of existing dark-field microscope is be arranged on the bulb on dark-field microscope base, due to narrow space in dark-field microscope after described floor installation, the bulb volume defining use can not be excessive, the maximum bulb that can use is the bulb of 6V-30W, the request for utilization of dark-field microscope can not be met, cause distinguishing microorganism difficulty, poor definition.
And it is poor to ventilate in dark-field microscope base, and bulb uses the heat of rear generation not shed for a long time, makes other precision parts of dark-field microscope damage.
Utility model content
The purpose of this utility model is to provide a kind of dark-field microscope optical fiber source, inadequate with the light-source brightness solving existing dark-field microscope, the use needs of dark-field microscope can not be met, and the problem that bulb source uses the heat of rear generation not shed for a long time makes other precision parts of dark-field microscope damage.
The utility model is the technical scheme taked that solves the problem: described dark-field microscope optical fiber source of the present utility model comprises dark-field microscope base and external light source,
Described dark-field microscope optical fiber source also comprises light-conductive optic fibre, holder and fixed head,
Holder is fixed on dark-field microscope base top surface, and holder offers pickup groove, and pickup groove shape is consistent with the light source output terminal shape of light-conductive optic fibre, and described light source output terminal is arranged in pickup groove,
The neck that fixed head is threaded connection part and described light source output terminal is fitted and is arranged,
The light source input end of light-conductive optic fibre is connected with external light source.
The utility model compared with prior art has following beneficial effect:
1, the light source needed for dark-field microscope is caused described microscope outside by optical fiber source of the present utility model, and is that described microscope uses by light-conductive optic fibre 02; Light light source of the present utility model like this meets the various request for utilizations of described microscope to light source on the one hand, on the other hand by external for described microscopical light source, ensure that in described Microscope base, heat radiation is good, it is poor to avoid owing to ventilating in dark-field microscope base 01, causing using bulb source to be arranged in described microscope causes wild Microscope base 01 overheated after long-time use, makes the problem that other precision parts of dark-field microscope damage.
2, pickup groove 31 shape is consistent with light source output terminal 21 shape of light-conductive optic fibre 02, described light source output terminal 21 is arranged in pickup groove 31, the neck 22 that fixed head 04 is threaded connection part and described light source output terminal 21 is fitted and is arranged, ensure that the accurate positioning of described light source output terminal 21 is firm, thus provide stabilized light source for described microscope.
3, light-conductive optic fibre 02 is convenient to adopt confession, and the utility model uses existing dark-field microscope base 01, changes little, and applicability is strong, greatly reduces and manufactures and repacking cost.
After using optical fiber source of the present utility model, dark-field microscope distinguishes that the relatively existing microscope of the speed of same microorganism is obviously faster, and observation is more clear.
Accompanying drawing explanation
Fig. 1 is the front view of optical fiber source of the present utility model, and Fig. 2 is the A-A cut-open view of Fig. 1, and Fig. 3 is the front view of pressing plate 04, and Fig. 4 is the upward view of pressing plate 04.
Embodiment
Embodiment one: composition graphs 1 to Fig. 2 illustrates, the described dark-field microscope optical fiber source of present embodiment comprises dark-field microscope base 01 and external light source,
Described dark-field microscope optical fiber source also comprises light-conductive optic fibre 02, holder 03 and fixed head 04,
Holder 03 is fixed on dark-field microscope base 01 end face, and holder 03 offers pickup groove 31, and pickup groove 31 shape is consistent with light source output terminal 21 shape of light-conductive optic fibre 02, and described light source output terminal 21 is arranged in pickup groove 31,
The neck 22 that fixed head 04 is threaded connection part and described light source output terminal 21 is fitted and is arranged,
The light source input end of light-conductive optic fibre 02 is connected with external light source.Embodiment two: composition graphs 1 to Fig. 4 illustrates, the holder 03 of present embodiment is metal holder, and fixed head 04 is metal fixing plate.
Metal holder and metal fixing plate have good mechanical property, as high in intensity, hardness is high.And the thermal conductivity of metal holder and metal fixing plate is good, ensure that light source of the present utility model uses rear heat radiation good for a long time.
In present embodiment, undocumented technical characteristic is identical with embodiment one.
Embodiment three: composition graphs 1 illustrates, the optical fiber tube diameter of the light-conductive optic fibre 02 of present embodiment is less than the diameter of the light source wiring hole 11 of dark-field microscope base 01, and the light source input end of light-conductive optic fibre 02 is stretched out by described light source wiring hole 11 and is connected with external light source.
Light source wiring hole 11 is that dark-field microscope base 01 uses bulb as external string holes during light source;
The optical fiber source of present embodiment is changed little to existing dark-field microscope base 01, thus reduces manufacturing cost, improves the utilization factor to dark-field microscope base 01.
In present embodiment, undocumented technical characteristic is identical with embodiment one or two.
Embodiment four: composition graphs 1 to Fig. 4 illustrates, the holder 03 of present embodiment is threaded connection part and is removably fixed in dark-field microscope base 01 end face.
Central source position is dark-field microscope base 01 bulb mounting light source position place in prior art.Threaded connector connects for the conventional mode that removably connects, and has highly versatile, quick, the fixing reliable feature of dismounting.
The light light source of present embodiment has making simply, assembles feature fast.
In present embodiment, undocumented technical characteristic is identical with embodiment three.
Embodiment five: composition graphs 1 and Fig. 2 explanation, the described dark-field microscope optical fiber source of present embodiment also comprises backing plate 05, backing plate 05 is metal caul, backing plate 05 is arranged at the end face of dark-field microscope base 01, and the light source output terminal 21 of holder 03 and light-conductive optic fibre 02 is arranged at backing plate 05 end face.
Backing plate 05 makes the light source output terminal 21 of light-conductive optic fibre 02 place steadily, and metal caul thermal diffusivity is good, and mechanical property is strong.
Undocumented technical characteristic and embodiment one in present embodiment, two or four identical.
Embodiment six: composition graphs 3 and Fig. 4 illustrate, the pressing plate 04 of present embodiment offers pickup groove 41 with the binding face of described neck 22, and pickup groove 41 matches with described neck 22.
Locating slot 41 matches with described neck 22, thus strengthens the polarization to described neck 22, ensures not rock in the light light source works of present embodiment, provides stabilized light source.
In present embodiment, undocumented technical characteristic is identical with embodiment five.
Principle of work
Illustrate see Fig. 1 and Fig. 2, start external light source, the light of external light source by the light source output terminal 21 of light-conductive optic fibre 02 for dark-field microscope provides light source;
When needs regulate light source strong and weak, directly regulate the external intensity of light source, thus the light source that the use providing variation range wider difference needs.
Claims (6)
1. a dark-field microscope optical fiber source, described dark-field microscope optical fiber source comprises dark-field microscope base (01) and external light source,
It is characterized in that: described dark-field microscope optical fiber source also comprises light-conductive optic fibre (02), holder (03) and fixed head (04),
Holder (03) is fixed on dark-field microscope base (01) end face, holder (03) offers pickup groove (31), pickup groove (31) shape is consistent with light source output terminal (21) shape of light-conductive optic fibre (02), described light source output terminal (21) is arranged in pickup groove (31)
The neck (22) that fixed head (04) is threaded connection part and described light source output terminal (21) is fitted and is arranged,
The light source input end of light-conductive optic fibre (02) is connected with external light source.
2. dark-field microscope optical fiber source according to claim 1, is characterized in that: holder (03) is metal holder, and fixed head (04) is metal fixing plate.
3. dark-field microscope optical fiber source according to claim 1 and 2, it is characterized in that: the optical fiber tube diameter of light-conductive optic fibre (02) is less than the diameter of the light source wiring hole (11) of dark-field microscope base (01), the light source input end of light-conductive optic fibre (02) is stretched out by described light source wiring hole (11) and is connected with external light source.
4. dark-field microscope optical fiber source according to claim 3, is characterized in that: holder (03) is threaded connection part and is removably fixed in dark-field microscope base (01) end face.
5. the dark-field microscope optical fiber source according to claim 1,2 or 4, it is characterized in that: described dark-field microscope optical fiber source also comprises backing plate (05), backing plate (05) is metal caul, backing plate (05) is arranged at the end face of dark-field microscope base (01), and the light source output terminal (21) of holder (03) and light-conductive optic fibre (02) is arranged at the end face of backing plate (05).
6. dark-field microscope optical fiber source according to claim 5, it is characterized in that: pressing plate (04) offers locating slot (41) with the binding face of described neck (22), and locating slot (41) matches with described neck (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520175821.9U CN204439922U (en) | 2015-03-26 | 2015-03-26 | A kind of dark-field microscope optical fiber source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520175821.9U CN204439922U (en) | 2015-03-26 | 2015-03-26 | A kind of dark-field microscope optical fiber source |
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| Publication Number | Publication Date |
|---|---|
| CN204439922U true CN204439922U (en) | 2015-07-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520175821.9U Active CN204439922U (en) | 2015-03-26 | 2015-03-26 | A kind of dark-field microscope optical fiber source |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105652427A (en) * | 2016-04-01 | 2016-06-08 | 哈尔滨理工大学 | Hotspot-adjustable umbra-free stereoscopic microscope lighting system |
-
2015
- 2015-03-26 CN CN201520175821.9U patent/CN204439922U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105652427A (en) * | 2016-04-01 | 2016-06-08 | 哈尔滨理工大学 | Hotspot-adjustable umbra-free stereoscopic microscope lighting system |
| CN105652427B (en) * | 2016-04-01 | 2018-04-03 | 哈尔滨理工大学 | No umbra stereomicroscope illuminator that condensing angle is adjustable |
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