CN209280591U - A kind of shading cover structure for image collecting device - Google Patents
A kind of shading cover structure for image collecting device Download PDFInfo
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- CN209280591U CN209280591U CN201822173806.7U CN201822173806U CN209280591U CN 209280591 U CN209280591 U CN 209280591U CN 201822173806 U CN201822173806 U CN 201822173806U CN 209280591 U CN209280591 U CN 209280591U
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- shading
- cover
- collecting device
- rectangular pyramids
- truncated rectangular
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Abstract
The utility model discloses a kind of shading cover structures for image collecting device, including shading outer cover and shading inner cover, shading inner cover is embedded in the inside of shading outer cover, and the two is coaxially disposed, shading outer cover is positive truncated rectangular pyramids shape, the big end face of shading outer cover article to be captured, shading inner cover is stated to be made of several the positive truncated rectangular pyramids monomers stacked gradually from top to bottom, it is identical as the shape of lower layer's positive truncated rectangular pyramids monomer upper surface is located at positioned at the positive truncated rectangular pyramids monomer underside shape in upper layer, the positive truncated rectangular pyramids monomer face of the lowest level of shading inner cover article to be captured, the inner wall of shading inner cover is provided with shield bars diagonally downward in the border for being located at each layer positive truncated rectangular pyramids monomer upper surface.The utility model removal veiling glare effect is good, to realize the good sampling environment of building textile defect detection, is skillfully constructed, structure novel has a good application prospect.
Description
Technical field
The utility model relates to image acquisition technologies, and in particular to a kind of hood knot for image collecting device
Structure.
Background technique
Traditional textile defect detection relies primarily on artificial progress, less to use automatic detection means.With science
The fault automatic detection of the rapid advances of technology, textile is also developed rapidly.Currently, the fault of existing textile
Automatic detection in terms of digital image acquisition, it is main using the micro-lens of industrial camera or integrated single-chip sensor into
Row photoelectric conversion, the dedicated technical measures not used for the improvement of digital image acquisition environment usually, leads to digital picture
Quality is lower, relies primarily on image recognition technology to complete to detect.
Currently, micro-lens are not when carrying out Image Acquisition using the micro-lens of integrated single-chip sensor
Have the function of that anti-veiling glare, the light source of light filling can enter in the shooting visual angle of micro-lens, influences digital image acquisition sampling effect.
If the interference problem of veiling glare, is that can not improve textile defect detection mistake when not can solve digital image acquisition sampling
The accuracy in digital image data source in journey depends subsequent image identification technology alone perfect, is that mustn't go to accurate spinning
Therefore how fabric defect detection accuracy constructs the good shooting sampling environment of textile defect detection, be current urgent need solution
Certainly the problem of.
Utility model content
The purpose of the utility model is to overcome digital image data sources during existing textile defect detection can not
The problem of accurate sampling.The shading cover structure for image collecting device of the utility model, removal veiling glare effect is good, thus real
The good sampling environment for now constructing textile defect detection, is skillfully constructed, structure novel has a good application prospect.
In order to achieve the above object, the technical scheme adopted by the utility model is
A kind of shading cover structure for image collecting device, including shading outer cover and shading inner cover, the shading inner cover
It is embedded in the inside of shading outer cover, and the two is coaxially disposed,
The shading outer cover is positive truncated rectangular pyramids shape, and the big end face of shading outer cover article to be captured is described to state
Shading inner cover is made of several the positive truncated rectangular pyramids monomers stacked gradually from top to bottom, is located at the positive truncated rectangular pyramids monomer in upper layer lower surface
Shape is identical as the shape of lower layer's positive truncated rectangular pyramids monomer upper surface is located at, and the positive truncated rectangular pyramids monomer of the lowest level of the shading inner cover is just
To article to be captured, the inner wall of the shading inner cover is provided with inclination in the border for being located at each layer positive truncated rectangular pyramids monomer upper surface
Downward shield bars.
It is previously described for the shading cover structure of image collecting device, the outer surface of the shading outer cover is provided with heat-insulated painting
Layer, the inner surface of the shading inner cover are provided with light-absorbing coating.
It is previously described for the shading cover structure of image collecting device, the shading outer cover, the height of shading inner cover are identical.
It is previously described for the shading cover structure of image collecting device, stupefied four sides of the shading outer cover are arc transition.
It is previously described for the shading cover structure of image collecting device, the small end border of the shading outer cover is provided with fixed peace
Loading board is provided with fixed mounting hole in the fixed mounting plate.
It is previously described for the shading cover structure of image collecting device, the corner of the fixed mounting plate is round-corner transition.
It is previously described for the shading cover structure of image collecting device, veiling glare is formed between two adjacent shield bars and blocks
Groove is cut, so that the inner wall of shading inner cover be made to form multistage aperture diaphragm.
Be previously described for the shading cover structure of image collecting device, the tilt angle of the shield bars be 90 ° -135 ° it
Between.
The beneficial effects of the utility model are: the shading cover structure for image collecting device of the utility model, including
Shading outer cover and shading inner cover, the outer surface of shading outer cover are provided with heat insulating coat, and heat insulating coat can effectively prevent supplementary lighting sources
Influence of the heat of generation to micro-lens, cover inner surface is provided with light-absorbing coating in shading and veiling glare intercepts groove and forms multistage
Aperture diaphragm, light-absorbing coating and veiling glare, which intercept the cooperation of both grooves, can guarantee that all veiling glares into inside shading inner cover all can
It is intercepted by the groove, and there is very big probability to be absorbed by light-absorbing coating, if not being predominantly absorbed for the first time if any small part veiling glare, through two
After secondary refraction, multistage aperture diaphragm still has very big probability to be absorbed by light-absorbing coating, and veiling glare is avoided to reach the camera lens view of micro-lens
Angle, while the veiling glare of multiple tracks intercepts groove and constitutes matt structure, removal veiling glare effect is good, to realize building textile fault inspection
The good sampling environment surveyed, the shading cover structure are also applied for the Image Acquisition of other products, applied widely, using effect
It is good, it is skillfully constructed, structure novel has a good application prospect.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the shading cover structure for image collecting device of the utility model；
Fig. 2 is the structural schematic diagram of the shading outer cover of the utility model；
Fig. 3 is the structural schematic diagram of the shading inner cover of the utility model；
Fig. 4 is the schematic cross-section of the shading inner cover of the utility model.
Attached meaning marked in the figure is as follows:
1: shading outer cover；2: shading inner cover；3: shield bars；4: veiling glare intercepts groove；5: fixed mounting plate；6: being fixedly mounted
Hole.
Specific embodiment
Below in conjunction with Figure of description, the utility model is further described.
As shown in Figure 1-Figure 3, the shading cover structure for image collecting device of the utility model, including shading outer cover 1
With shading inner cover 2, the shading inner cover 2 is embedded in the inside of shading outer cover 1, and the two is coaxially disposed,
The shading outer cover 1 is positive truncated rectangular pyramids shape, and the article that the big end face of the shading outer cover 1 is to be captured (can be
Textile or other articles), the shading inner cover 2 of stating is by several positive truncated rectangular pyramids monomer structures for stacking gradually from top to bottom
At, it is identical as the shape of lower layer's positive truncated rectangular pyramids monomer upper surface is located at positioned at the positive truncated rectangular pyramids monomer underside shape in upper layer, it is described
The positive truncated rectangular pyramids monomer face of the lowest level of shading inner cover 2 article to be captured (can be textile or other articles), respectively layer by layer
Positive truncated rectangular pyramids monomer height is identical, and the inner wall of the shading inner cover 2 is set in the border for being located at each layer positive truncated rectangular pyramids monomer upper surface
Shield bars 3 diagonally downward are equipped with, veiling glare is formed between two adjacent shield bars 3 and intercepts groove 4, to make shading inner cover 2
Inner wall form multistage aperture diaphragm.
Preferably, the outer surface of the shading outer cover 1 is provided with heat insulating coat, and heat insulating coat can effectively prevent supplementary lighting sources
Influence of the heat of generation to micro-lens, the inner surface of the shading inner cover 2 are provided with light-absorbing coating, and light-absorbing coating can be inhaled
The attached veiling glare into 2 inner wall of shading inner cover.
As shown in figure 4, veiling glare intercepts the sectional view of groove 4, the downward certain angle of internal groove presentation be (shield bars 3
Tilt angle), and cooperate light-absorbing coating, guarantee that all veiling glares into inside shading inner cover 2 can all be intercepted by the groove, and have
Very big probability is absorbed by light-absorbing coating, if not being predominantly absorbed for the first time if any small part veiling glare, after birefringence, and multistage aperture
Diaphragm still has very big probability to be absorbed by light-absorbing coating, and useful reflected light will be directly from shading outer cover 1 in micro-lens visual angle
Small end enters in micro-lens, is not affected.Shading outer cover 1 can remove the stray light unrelated with being imaged, and avoid stray light
The camera lens visual angle of micro-lens is reached, while the veiling glare of multiple tracks intercepts groove 4 and constitutes matt structure, further removes veiling glare.
Preferably, the shading outer cover 1, the height of shading inner cover 2 are identical, are convenient for Matching installation, shading inner cover 2 is embedded
In shading outer cover 1, stupefied four sides of the shading outer cover 1 are arc transition, and good appearance, and avoid corner excessively sharp is scraped
It hurts sb.'s feelings body.
Preferably, the tilt angle of the shield bars 3 be 90 ° -135 ° between, can be largely in shield bars 3
Keep veiling glare.
Preferably, the small end border of the shading outer cover 1 is provided with fixed mounting plate 5, is arranged in the fixed mounting plate 5
There is fixed mounting hole 6, the corner of the fixed mounting plate 5 is round-corner transition, avoids corner excessively sharp, scratches human body, is convenient for
Installation.
In conclusion the shading cover structure for image collecting device of the utility model, including shading outer cover and shading
Inner cover, the outer surface of shading outer cover are provided with heat insulating coat, and heat insulating coat can effectively prevent the heat of supplementary lighting sources generation to micro-
The influence of type camera lens, cover inner surface is provided with light-absorbing coating in shading and veiling glare intercepts groove and forms multistage aperture diaphragm, extinction
Coating and veiling glare, which intercept the cooperation of both grooves, can guarantee that all veiling glares into inside shading inner cover can all be intercepted by the groove,
And there is very big probability to be absorbed by light-absorbing coating, it is multistage after birefringence if not being predominantly absorbed for the first time if any small part veiling glare
Aperture diaphragm still has very big probability to be absorbed by light-absorbing coating, and veiling glare is avoided to reach the camera lens visual angle of micro-lens, while multiple tracks
Veiling glare intercepts groove and constitutes matt structure, and removal veiling glare effect is good, to realize the good sampling of building textile defect detection
Environment, the shading cover structure are also applied for the Image Acquisition of other products, and applied widely, using effect is good, are skillfully constructed, knot
Structure is novel, has a good application prospect.
The basic principles and main features and advantage of the utility model have been shown and described above.The technical staff of the industry
It should be appreciated that the present utility model is not limited to the above embodiments, the above embodiments and description only describe this
The principle of utility model, on the premise of not departing from the spirit and scope of the utility model, the utility model also has various change
And improvement, these various changes and improvements fall within the scope of the claimed invention.The utility model requires protection scope
It is defined by the appending claims and its equivalent thereof.
Claims (8)
1. a kind of shading cover structure for image collecting device, it is characterised in that: including shading outer cover (1) and shading inner cover
(2), the shading inner cover (2) is embedded in the inside of shading outer cover (1), and the two is coaxially disposed,
The shading outer cover (1) is positive truncated rectangular pyramids shape, and the big end face of the shading outer cover (1) article to be captured is described
It states shading inner cover (2) to be made of several the positive truncated rectangular pyramids monomers stacked gradually from top to bottom, is located at the positive truncated rectangular pyramids monomer in upper layer
Underside shape is identical as the shape of lower layer's positive truncated rectangular pyramids monomer upper surface is located at, the lowest level positive four of the shading inner cover (2)
The inner wall of terrace with edge monomer face article to be captured, the shading inner cover (2) is being located at each layer positive truncated rectangular pyramids monomer upper surface
Border is provided with shield bars (3) diagonally downward.
2. the shading cover structure according to claim 1 for image collecting device, it is characterised in that: the shading outer cover
(1) outer surface is provided with heat insulating coat, and the inner surface of the shading inner cover (2) is provided with light-absorbing coating.
3. the shading cover structure according to claim 1 for image collecting device, it is characterised in that: the shading outer cover
(1), the height of shading inner cover (2) is identical.
4. the shading cover structure according to claim 1 for image collecting device, it is characterised in that: the shading outer cover
(1) stupefied four sides are arc transition.
5. the shading cover structure according to claim 1 for image collecting device, it is characterised in that: the shading outer cover
(1) small end border is provided with fixed mounting plate (5), is provided with fixed mounting hole (6) on the fixed mounting plate (5).
6. the shading cover structure according to claim 5 for image collecting device, it is characterised in that: the fixed installation
The corner of plate (5) is round-corner transition.
7. the shading cover structure according to claim 1 for image collecting device, it is characterised in that: two adjacent gears
Veiling glare is formed between striation (3) and intercepts groove (4), so that the inner wall of shading inner cover (2) be made to form multistage aperture diaphragm.
8. the shading cover structure according to claim 7 for image collecting device, it is characterised in that: the shield bars
(3) tilt angle is between 90 ° -135 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822173806.7U CN209280591U (en) | 2018-12-24 | 2018-12-24 | A kind of shading cover structure for image collecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822173806.7U CN209280591U (en) | 2018-12-24 | 2018-12-24 | A kind of shading cover structure for image collecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209280591U true CN209280591U (en) | 2019-08-20 |
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ID=67606879
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| Application Number | Title | Priority Date | Filing Date |
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| CN201822173806.7U Active CN209280591U (en) | 2018-12-24 | 2018-12-24 | A kind of shading cover structure for image collecting device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112605525A (en) * | 2020-11-17 | 2021-04-06 | 武汉锐科光纤激光技术股份有限公司 | Laser output optical cable |
-
2018
- 2018-12-24 CN CN201822173806.7U patent/CN209280591U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112605525A (en) * | 2020-11-17 | 2021-04-06 | 武汉锐科光纤激光技术股份有限公司 | Laser output optical cable |
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