CN106094389B - A kind of thermal imaging system lens protecting apparatus protecting composite material chip - Google Patents
A kind of thermal imaging system lens protecting apparatus protecting composite material chip Download PDFInfo
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- CN106094389B CN106094389B CN201610708214.3A CN201610708214A CN106094389B CN 106094389 B CN106094389 B CN 106094389B CN 201610708214 A CN201610708214 A CN 201610708214A CN 106094389 B CN106094389 B CN 106094389B
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- diameter
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- cascade ring
- locating shim
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B11/00—Filters or other obturators specially adapted for photographic purposes
- G03B11/04—Hoods or caps for eliminating unwanted light from lenses, viewfinders or focusing aids
- G03B11/045—Lens hoods or shields
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Lens Barrels (AREA)
- Studio Devices (AREA)
Abstract
A kind of thermal imaging system lens protecting apparatus for protecting composite material chip of the present invention belongs to camera lens protection technology field, and in particular to a kind of thermal imaging system lens protecting apparatus for protecting composite material chip.The device includes shell, small, large nylon pad piece, calcirm-fluoride chip, locating shim, screw and attachment screw.Small nylon spacer is mounted on the edge of shell the second cascade ring and the first cascade ring, and calcirm-fluoride chip is placed in the second cascade ring of shell, is close to small nylon spacer.Large nylon pad piece is mounted on the edge of shell third cascade ring and the second cascade ring, and locating shim is mounted in the third cascade ring of shell, is close to large nylon pad piece.Locating shim is fixed in the housing by three screws, then thermal imaging system lens protecting apparatus is connected on camera lens with three connecting screws.The device can effectively protect chip using calcirm-fluoride chip when cutting composite material, protect thermal imaging system camera lens, realize trouble free service when cutting composite material.
Description
Technical field
The invention belongs to camera lens protection technology fields, and in particular to a kind of thermal imaging system camera lens guarantor for protecting composite material chip
Protection unit.
Background technique
Thermal imaging system due to having many advantages, such as good smog, dust through ability, answer extensively by highly sensitive and high-resolution
For fields such as military affairs, medicine.However, being cut when cutting composite material with curl shape strip caused by general cutting metal material
Bits are different, and generation is fragmentation chip, and the working environment of thermal imaging system is more severe at this time, easily damage camera lens.Currently, UV mirror quilt
Be widely used in the lens protection of camera, but due to UV mirror be round, size it is limited and between camera using being threadedly coupled, work as mirror
Non-circular, size is unsatisfactory for the requirement of UV mirror or when connectionless screw thread, and lens protection, application can not be realized using UV mirror
Very big limitation is received, therefore developing, there is the lens protecting apparatus of universality to be extremely important.Zheng Mingzhong is invented
" lens protecting mirror " patent, 103728708 A of Patent No. CN.The device mainly includes the positioning of shell, lens and c-type members
Part, setting element is wavy, the first support surface of setting element and the second support surface bottom due to lens first surface and
Stationary plane avoids lens from arbitrarily shaking in gap so that lens are fixed in shell, obtains preferable stability, can be real
Protection under present poor working conditions to camera lens.The setting element of the device is not easy to load and unload, easy damaged eyeglass.Model nation is bravely sent out
" thermal imaging system lens protecting apparatus " patent, Patent No. CN203444226 U is illustrated.The device includes fixed plate, driver plate and rotation
Turn baffle, when camera lens does not work, baffle is rotated by rotation, camera lens is isolated with external environment, prevents camera lens from being collided
Damage.The device can only realize protective effect when camera lens does not work, and when camera lens is in than working under relatively rugged environment
When, it can not be protected.
Summary of the invention
The invention solves technical problem be solve the prior art application limitation, invent a kind of protection composite material
The thermal imaging system lens protecting apparatus of chip, the device can be effective to protect composite material chip when cutting composite material, from
And thermal imaging system camera lens is protected, and can be attached with the thermal imaging system of different model, there is universality.
The technical solution adopted by the present invention is that a kind of thermal imaging system lens protecting apparatus for protecting composite material chip, feature
It is that the device includes shell 1, small, large nylon pad piece 2,4, calcirm-fluoride chip 3, locating shim 5, screw 6 and attachment screw 7；It is small
Nylon spacer 2 is mounted on the edge of shell 1 second cascade ring 1b and the first cascade ring 1a, and calcirm-fluoride chip 3 is placed in shell 1
The second cascade ring 1b in, be close to small nylon spacer 2, large nylon pad piece 4 is mounted on 1 third cascade ring 1c of shell and the second ladder
The edge of ring 1b, locating shim 5 are mounted in the third cascade ring 1c of shell 1, are close to large nylon pad piece 4；Locating shim 5 is logical
It is fixed within the case 1 to cross three screws 6.
The diameter of the shell 1 is D, it has there are three cascade ring inner cavity, and the diameter of the first cascade ring 1a is D1, than
The diameter D of two cascade ring 1b2Small 2-4mm, axial length 1-3mm；The diameter of second cascade ring 1b is D2, it is slightly larger than mirror used
Piece diameter, axial length are 1-2mm bigger than lens thickness；The diameter of third cascade ring 1c is D3, 1- bigger than the outer diameter of camera lens used
There are three logical for distribution on 2mm, the axial length big 8-12mm at a distance from camera front end than camera eyeglass, third cascade ring 1c
Hole, diameter d are distributed on the annulus perpendicular to 1 axis of shell for the connection between locating shim 5, the diameter d of through-hole
Depending on the angle tolerance between 5 threaded hole of 5 outer diameter of locating shim and locating shim, should ensure that can under the foozle of permission
It realizes the connection between locating shim 5 and shell 1, is furthermore distributed on third cascade ring 1c there are three threaded hole, nominal diameter m,
For being connect with camera, it is distributed on the annulus perpendicular to 1 axis of shell；The diameter D of third cascade ring3Than the outer diameter D of shell 1
Small 4-10mm.
Locating shim 5 used is an annulus, and uniformly distributed thereon there are three threaded hole, axial direction and the locating shims 5 of threaded hole
Radial direction is identical, and the outer diameter of locating shim 5 is slightly less than the diameter D of 1 third cascade ring 1c of shell3, the internal diameter summary of locating shim 5
Less than the diameter D of the first cascade ring 1a1, 5 thickness of locating shim is 2-3mm bigger than threaded hole nominal diameter；Calcirm-fluoride chip 3 used
Diameter it is 3-6mm bigger than camera optic diameter；Nylon spacer used can prevent calcirm-fluoride chip 3 to be squeezed effect and be damaged,
, with a thickness of 1-2mm, the outer diameter for being placed in the small nylon spacer 2 between shell 1 and calcirm-fluoride chip 3 is equal to the straight of calcirm-fluoride chip 3 for it
Diameter, internal diameter are equal to the diameter of 1 first cascade ring 1a of shell, the large nylon pad piece 4 being placed between calcirm-fluoride chip 3 and locating shim 5
Outer diameter be equal to 1 third cascade ring 1c of shell diameter, internal diameter be equal to 1 second cascade ring 1b of shell diameter.
In use, pass through three threaded holes uniformly distributed on shell (1) third cascade ring (1c) with three connecting screws (7),
Thermal imaging system lens protecting apparatus is connected on camera lens.
The beneficial effects of the invention are as follows use gasket that calcirm-fluoride wafer orientation on shell, is passed through three connecting screw realities
Connection between existing shell and camera, can effectively protect chip when cutting composite material, protect thermal imaging system camera lens, and realization is cut
Trouble free service when composite material is cut, while the device has universality, size can be carried out according to the Lens of thermal imaging system
Corresponding adjustment.
Detailed description of the invention
Fig. 1 is the assembly cross-sectional view of thermal imaging system lens protecting apparatus of the present invention.Wherein, 1- shell, the small nylon cushion of 2-, 3-
Calcirm-fluoride chip, 4- large nylon pad piece, 5- locating shim, 6- screw, 7- connecting screw, the first cascade ring of 1a- shell 1,1b-
Second cascade ring of shell 1, the third cascade ring of 1c- shell 1,1 outer diameter of D- shell, D1First cascade ring of shell 1 it is straight
Diameter, D2The diameter of second cascade ring of shell 1, D3The diameter of the third cascade ring of shell 1, the through-hole diameter of d- shell 1, m-
The nominal diameter of 1 third cascade ring threaded hole of shell.
Specific embodiment
The present invention will be further described in the following with reference to the drawings and specific embodiments.
Fig. 1 is the assembly cross-sectional view of thermal imaging system lens protecting apparatus of the present invention, and when use fills thermal imaging system lens protection
It sets and is mounted on thermal imaging system camera lens front end, to protect camera lens, realize the trouble free service when cutting composite material.Thermal imaging system lens protection
The size of device can be adjusted accordingly according to the Lens of thermal imaging system, and the present invention has universality.
The device includes shell 1, small, large nylon pad piece 2,4, calcirm-fluoride chip 3 and locating shim 5, screw 6, connects spiral shell
Nail 7；Small nylon spacer 2 is mounted on the edge of shell 1 second cascade ring 1b and the first cascade ring 1a, and calcirm-fluoride chip 3 is placed
In the second cascade ring 1b of shell 1, be close to small nylon spacer 2, large nylon pad piece 4 be mounted on 1 third cascade ring 1c of shell with
The edge of second cascade ring 1b, locating shim 5 are mounted in the third cascade ring 1c of shell 1, are close to large nylon pad piece 4；It is fixed
Position gasket 5 is fixed within the case 1 by three screws 6.In use, passing through 1 third cascade ring 1c of shell with three connecting screws 7
Upper three uniformly distributed threaded holes, thermal imaging system lens protecting apparatus is connected on camera lens.
In embodiment, the outer diameter of thermal imaging system camera lens used is 62mm, internal diameter 57mm, the axial direction of eyeglass and camera front end
Distance is 7mm.The diameter of the calcirm-fluoride chip of selection is 60mm, with a thickness of 2.5mm.The outer diameter of the shell 1 is 65mm, tool
There are three ladder annular inner walls, the diameter D of the first cascade ring 1a1For 58mm, axial length 1mm；The diameter D of second cascade ring 1b2
For 60mm, axial length 3.5mm；The diameter D of third cascade ring 1c3It is 1mm bigger than the outer diameter of camera lens used for 61mm, axis
It is 15mm to length, while there are three through-holes for distribution on third ladder 1c, for the connection between locating shim 5, diameter is
2.3mm, the angle between any two through-hole is 120 °, the side far from the first cascade ring 1a on the axis and shell 1 of the through-hole
The axial distance of edge is 12mm, and three threaded holes are in addition distributed on third cascade ring 1c, and for connecting with camera, nominal diameter is
4mm, the angle between any two threaded hole is 120 °, far from the first cascade ring 1a on the axis and shell 1 of the threaded hole
The axial distance at edge is 5mm.
Locating shim 5 used is an annulus, and uniformly distributed thereon there are three threaded hole, axial direction and the locating shims 5 of threaded hole
Radial direction is identical, and the outer diameter of locating shim 5 is 61mm, internal diameter 57.5mm, and with a thickness of 4mm, screw thread bore dia is 2mm, appoints
The angle anticipated between two threaded holes is 120 °, and the axial distance at screw thread axially bored line and locating shim edge is 2mm；It is placed in shell
The outer diameter of small nylon spacer 2 between 1 and calcirm-fluoride chip 3 is 60mm, and internal diameter 58mm is placed in calcirm-fluoride chip 3 and locating pad
The outer diameter of large nylon pad piece 4 between piece 5 is 61mm, and internal diameter 60mm, the thickness of two nylon spacers is 1mm.
In use, with three connecting screws 7 by three threaded holes uniformly distributed on 1 third cascade ring 1c of shell, by thermal imagery
Instrument lens protecting apparatus is connected on camera lens.
The thermal imaging system lens protecting apparatus of the protection composite material chip can effectively be protected when cutting composite material
Thermal imaging system camera lens is protected in chip, realizes trouble free service when cutting composite material, while having universality, size can basis
The Lens of thermal imaging system adjust accordingly.
Claims (1)
1. a kind of thermal imaging system lens protecting apparatus for protecting composite material chip, characterized in that the device includes shell (1), small,
Large nylon pad piece (2), (4), calcirm-fluoride chip (3), locating shim (5), screw (6) and connecting screw (7)；Small nylon spacer
(2) it is mounted on the edge of (1) second cascade ring (1b) and the first cascade ring (1a) of shell, calcirm-fluoride chip (3) is placed in shell
In the second cascade ring (1b) of body (1), it is close to small nylon spacer (2), large nylon pad piece (4) is mounted on shell (1) third ladder
The edge of ring (1c) and the second cascade ring (1b), locating shim (5) are mounted in the third cascade ring (1c) of shell (1), tightly
It pastes large nylon pad piece (4)；Locating shim (5) is fixed in shell (1) by three screws (6)；
The diameter of the shell (1) is D, it has there are three cascade ring inner cavity, and the diameter of the first cascade ring (1a) is D1, than
The diameter D of two cascade rings (1b)2Small 2-4mm, axial length 1-3mm；The diameter of second cascade ring (1b) is D2, slightly larger than institute
With optic diameter, axial length is 1-2mm bigger than lens thickness；The diameter of third cascade ring (1c) is D3, outer than camera lens used
The big 1-2mm of diameter, axial length big 8-12mm at a distance from camera front end than camera eyeglass are distributed on third cascade ring (1c)
Three through-holes, diameter d are distributed on the annulus perpendicular to shell (1) axis for the connection between locating shim (5), are led to
The diameter d in hole depends on the angle tolerance between locating shim (5) outer diameter and locating shim (5) threaded hole, should ensure that in permission
It can be realized the connection between locating shim (5) and shell (1) under foozle, furthermore on third cascade ring (1c) there are three distributions
Threaded hole, nominal diameter m are distributed on the annulus perpendicular to shell (1) axis for connecting with camera lens；Third cascade ring
Diameter D3Outer diameter D than shell (1) is 4-10mm small；
Locating shim (5) used is an annulus, and uniformly distributed thereon there are three threaded hole, axial direction and locating shim (5) of threaded hole
Radial direction is identical, and the outer diameter of locating shim (5) is slightly less than the diameter D of shell (1) third cascade ring (1c)3, locating shim (5)
Internal diameter be slightly less than the diameter D of the first cascade ring (1a)1, locating shim (5) thickness is 2-3mm bigger than threaded hole nominal diameter；Institute
It is 3-6mm bigger than camera optic diameter with the diameter of calcirm-fluoride chip (3)；Nylon spacer used can prevent calcirm-fluoride chip (3) by
It is damaged to squeezing action, with a thickness of 1-2mm, is placed in the small nylon spacer (2) between shell (1) and calcirm-fluoride chip (3)
Outer diameter is equal to the diameter of calcirm-fluoride chip (3), and internal diameter is equal to the diameter of (1) first cascade ring (1a) of shell, is placed in calcirm-fluoride crystalline substance
The outer diameter of large nylon pad piece (4) between piece (3) and locating shim (5) is equal to the diameter of shell (1) third cascade ring (1c), internal diameter
Equal to the diameter of (1) second cascade ring (1b) of shell；
In use, with three connecting screws (7) by three threaded holes uniformly distributed on shell (1) third cascade ring (1c), it will be hot
As instrument lens protecting apparatus is connected on camera lens.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610708214.3A CN106094389B (en) | 2016-08-23 | 2016-08-23 | A kind of thermal imaging system lens protecting apparatus protecting composite material chip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610708214.3A CN106094389B (en) | 2016-08-23 | 2016-08-23 | A kind of thermal imaging system lens protecting apparatus protecting composite material chip |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106094389A CN106094389A (en) | 2016-11-09 |
| CN106094389B true CN106094389B (en) | 2019-03-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610708214.3A Active CN106094389B (en) | 2016-08-23 | 2016-08-23 | A kind of thermal imaging system lens protecting apparatus protecting composite material chip |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111050051B (en) * | 2019-12-31 | 2021-08-20 | 上海索广映像有限公司 | Method for adjusting height of lens installation set |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4533212A (en) * | 1981-02-09 | 1985-08-06 | Canon Kabushiki Kaisha | Accessory holding device for optical instrument |
| CN201986026U (en) * | 2010-12-21 | 2011-09-21 | 天津市亚安科技电子有限公司 | Vision glass for protective cover |
| CN103728708A (en) * | 2012-10-12 | 2014-04-16 | 多尼尔有限公司 | Camera lens protective lens |
| CN204993593U (en) * | 2015-09-09 | 2016-01-20 | 湖北中南鹏力海洋探测系统工程有限公司 | Totally enclosed reinforcement camera device |
| CN205229658U (en) * | 2015-11-20 | 2016-05-11 | 中国空气动力研究与发展中心超高速空气动力研究所 | Compensation filter structure among multi -sequence laser shade photographic system |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3889241B2 (en) * | 2001-05-18 | 2007-03-07 | 松下電器産業株式会社 | Imaging device |
-
2016
- 2016-08-23 CN CN201610708214.3A patent/CN106094389B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4533212A (en) * | 1981-02-09 | 1985-08-06 | Canon Kabushiki Kaisha | Accessory holding device for optical instrument |
| CN201986026U (en) * | 2010-12-21 | 2011-09-21 | 天津市亚安科技电子有限公司 | Vision glass for protective cover |
| CN103728708A (en) * | 2012-10-12 | 2014-04-16 | 多尼尔有限公司 | Camera lens protective lens |
| CN204993593U (en) * | 2015-09-09 | 2016-01-20 | 湖北中南鹏力海洋探测系统工程有限公司 | Totally enclosed reinforcement camera device |
| CN205229658U (en) * | 2015-11-20 | 2016-05-11 | 中国空气动力研究与发展中心超高速空气动力研究所 | Compensation filter structure among multi -sequence laser shade photographic system |
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| Publication number | Publication date |
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| CN106094389A (en) | 2016-11-09 |
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