CN114883418B - Multilayer buffer type high overload resistant light window - Google Patents
Multilayer buffer type high overload resistant light window Download PDFInfo
- Publication number
- CN114883418B CN114883418B CN202210352290.0A CN202210352290A CN114883418B CN 114883418 B CN114883418 B CN 114883418B CN 202210352290 A CN202210352290 A CN 202210352290A CN 114883418 B CN114883418 B CN 114883418B
- Authority
- CN
- China
- Prior art keywords
- window
- buffer
- hole
- light window
- seat
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 230000003287 optical effect Effects 0.000 claims abstract description 19
- 230000001681 protective effect Effects 0.000 claims abstract description 9
- 238000003466 welding Methods 0.000 claims abstract description 7
- 229910052594 sapphire Inorganic materials 0.000 claims description 5
- 239000010980 sapphire Substances 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 9
- 230000035939 shock Effects 0.000 abstract description 4
- 238000006073 displacement reaction Methods 0.000 abstract description 2
- 230000001133 acceleration Effects 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/02—Details
- H01L31/0203—Containers; Encapsulations, e.g. encapsulation of photodiodes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/02—Details
- H01L31/0232—Optical elements or arrangements associated with the device
- H01L31/02325—Optical elements or arrangements associated with the device the optical elements not being integrated nor being directly associated with the device
Abstract
The invention provides a multilayer buffer type anti-high overload light window which comprises a window seat and a light window piece arranged at an observation hole of the window seat. The L-shaped welding layer between the lower end of the optical window sheet and the window seat greatly improves the connection strength between the optical window sheet and the window seat, so that the optical window sheet has higher shock resistance and high overload resistance, and solves the problem of incomplete connection protection effect in the prior art; the buffer effect of the buffer cushion and the buffer spring is improved to the maximum extent, the impact deformation is reduced, the excessive relative displacement of the optical window is avoided to the maximum extent through the protective cover, even the optical window is cracked or falls off, the optical window performance is improved, and the practical application requirements are met.
Description
Technical Field
The invention relates to a light window, in particular to a multilayer buffer type high overload resistant light window, and belongs to the technical field of optics.
Background
Modern weapons are moving toward smaller, lighter, and more high performance, high reliability. In order to obtain more excellent performance (such as speed and range, etc.), the associated photovoltaic devices in the weapon equipment must withstand high-intensity acceleration shocks, ensuring normal operation in high overload environments. The optical window is one of the key components in the photoelectric device, and provides an indispensable optical signal transmission path for the photoelectric device, so that the structure of the optical window is also a key of the photoelectric device manufacturing technology. The existing optical window has defects due to the structure, so that the optical window cannot meet the requirements that the impact acceleration of common engineering is larger than 5000g and the impact acceleration of the military field is larger than 10000 g. There is therefore a need for improvements in the art.
Disclosure of Invention
In order to solve the problem that the existing light window is difficult to meet the increasingly severe overload-resistant requirement, the invention provides a multilayer buffer type high overload-resistant light window.
The invention is completed by the following technical scheme: the utility model provides a high overload light window is resisted to multilayer buffering formula, includes the window frame, locates the light window piece of window frame observation hole department, and its characterized in that light window piece goes up the cover and is equipped with the blotter, sets up buffer spring on the blotter to be equipped with the safety cover of taking the observation hole at window frame, blotter and buffer spring peripheral cover, in order to improve the shock resistance, the high overload performance of light window, reduce impact deformation through the multilayer cushioning effect of the blotter that cover was established on the light window piece, buffer spring that sets up on the blotter and peripheral safety cover.
The L-shaped welding layer is welded at the lower end of the light window sheet and the joint of the light window sheet and the window seat, so that the connection strength between the light window sheet and the window seat is improved through the L-shaped welding layer, and the light window sheet has high impact resistance and high overload resistance.
The buffer pad is arranged at the top of the light window sheet, the buffer pad is arranged as an annular rubber ring with a first through hole in the middle, the inner diameter of the first through hole of the annular rubber ring is larger than the inner diameter of a window seat observation hole, a groove is formed in the bottom of the annular rubber ring and connected with the upper end of the light window sheet, the buffer pad covers the upper end of the light window sheet through the groove, and an inverted L-shaped connecting surface is formed at the position, corresponding to the buffer pad, of the upper end of the light window sheet so as to provide a better buffer effect for the light window sheet and protect the light window sheet from being impacted.
The buffer spring is a disc spring with a second through hole in the middle, the inner diameter of the second through hole is matched with the inner diameter of the first through hole in the middle of the buffer pad, so that the buffer spring further provides a better buffer effect for the light window sheet to protect the light window sheet from being impacted.
The window seat is a cylinder with a cavity arranged in the cylinder, an upper end and a lower end provided with openings, the outer side of the upper end of the window seat is provided with a circle of outer grooves matched with the protective cover, the inner side of the upper end of the window seat is provided with a circle of inner grooves matched with the lower end of the light window sheet, the light window sheet is fixed through the window seat, and the protective cover is connected.
The light window sheet is a conventional component and is designed into a sapphire cylindrical lens, the diameter of the sapphire cylindrical lens is matched with the diameter of an inner groove at the inner side of the window seat, the height of the sapphire cylindrical lens is larger than the depth of the inner groove, and the light window sheet is connected to the inner groove and is matched with the observation hole so as to play roles in transmitting light and protecting photoelectric equipment through the light window.
The protection cover is a cylinder with a cavity in the cylinder, an opening in the bottom of the cylinder and a third through hole in the middle of the top plate of the cylinder, the inner wall of the cavity of the cylinder is sequentially connected with the buffer spring, the buffer cushion and the outer wall of the upper end of the window seat from top to bottom, the diameter of the third through hole is larger than that of the second through hole of the buffer spring and the diameter of the first through hole of the buffer cushion, and light can pass through the protection cover while protecting the window, the buffer cushion and the buffer spring.
The invention has the following advantages and effects: by adopting the scheme, the L-shaped welding layer between the lower end of the optical window sheet and the window seat greatly improves the connection strength between the optical window sheet and the window seat, so that the optical window sheet has higher shock resistance and high overload resistance, and solves the problem of incomplete connection protection effect in the prior art; the buffer effect of the buffer cushion and the buffer spring is improved to the maximum extent, the impact deformation is reduced, the excessive relative displacement of the optical window is avoided to the maximum extent through the protective cover, even the optical window is cracked or falls off, the multi-performance of the optical window is improved, and the practical application requirements are met. Is an ideal light window.
Drawings
FIG. 1 is a cross-sectional view of the present invention;
fig. 2 is an exploded view of fig. 1.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
The invention provides a multilayer buffer type anti-high overload light window, which comprises a window seat 1, a light window sheet 2 arranged at an observation hole 10 of the window seat 1, wherein a buffer cushion 4 is covered on the light window sheet 2, a buffer spring 5 is arranged on the buffer cushion 4, and a protective cover 3 with a third through hole 8 is covered on the periphery of the window seat 1, the buffer cushion 4 and the buffer spring 5;
an L-shaped welding layer 9 is welded at the lower end of the light window sheet 2 and at the joint of the light window sheet 2 and the window seat 1, so that the joint strength between the light window sheet 2 and the window seat 1 is improved through the L-shaped welding layer 9, and the light window sheet has higher impact resistance and high overload resistance;
the buffer cushion 4 is arranged at the top of the light window sheet 2 and is an annular rubber ring with a first through hole 7 in the middle, the inner diameter of the first through hole 7 of the annular rubber ring is larger than that of the observation hole 10 of the window seat 1, a groove 15 is arranged at the bottom of the annular rubber ring and is connected with the upper end of the light window sheet 2, the buffer cushion 4 covers the upper end of the light window sheet 2 through the groove 15, and an inverted L-shaped connecting surface is formed at the position of the upper end of the light window sheet 2 corresponding to the buffer cushion 4 so as to provide better buffer action for the light window sheet 2 and protect the light window sheet from being impacted;
the buffer spring 5 is a disc spring with a second through hole 6 in the middle, the inner diameter of the second through hole 6 is matched with the inner diameter of the first through hole 7 in the middle of the buffer pad 4, so that better buffer effect is further provided for the light window 2 through the buffer spring 5, and the light window 2 is protected from impact;
the window seat 1 is a cylinder with a cavity 11 arranged in the cylinder, an opening 12 arranged at the upper end and the lower end, a circle of outer grooves 13 matched with the protective cover 3 are arranged at the outer side of the upper end of the window seat 1, a circle of inner grooves 14 matched with the lower end of the light window sheet 2 are arranged at the inner side of the window seat, the light window sheet 2 is fixed through the window seat 1, and the protective cover 3 is connected at the same time;
the light window sheet 2 is a conventional component, is provided with a sapphire cylindrical lens, has a diameter corresponding to the diameter of the inner groove 14 at the inner side of the window seat 1 and a height larger than the depth of the inner groove 14, and is connected to the inner groove 14 and matched with the observation hole 10 so as to play a role in transmitting light and protecting photoelectric equipment through the light window sheet 2;
the protection cover 3 is a cylinder with a cavity in the cylinder, an opening at the bottom of the cylinder and a third through hole 8 in the middle of the top plate of the cylinder, the inner wall of the cavity of the cylinder is sequentially connected with the buffer spring 5, the buffer cushion 4 and the outer wall of the upper end of the window seat 1 from top to bottom, and the diameter of the third through hole 8 is larger than that of the second through hole 6 of the buffer spring 5 and the diameter of the first through hole 7 of the buffer cushion 4, so that the protection cover 3 can provide protection for the light window 2, the buffer cushion 4 and the buffer spring 5 and simultaneously allow light to pass through.
Claims (2)
1. The multilayer buffer type anti-high overload light window comprises a window seat and a light window sheet arranged at an observation hole of the window seat, and is characterized in that a buffer cushion is covered on the light window sheet, a buffer spring is arranged on the buffer cushion, and a protective cover with the observation hole is arranged on the window seat, the buffer cushion and the buffer spring;
an L-shaped welding layer is welded at the joint of the lower end of the optical window sheet and the window seat;
the buffer cushion is arranged at the top of the light window sheet and is an annular rubber ring with a first through hole in the middle, the inner diameter of the first through hole of the annular rubber ring is larger than that of the observation hole of the window seat, a groove is formed in the bottom of the annular rubber ring and is connected with the upper end of the light window sheet, the buffer cushion covers the upper end of the light window sheet through the groove, and an inverted L-shaped connecting surface is formed at the position, corresponding to the buffer cushion, of the upper end of the light window sheet;
the buffer spring is a disc spring with a second through hole in the middle, and the inner diameter of the second through hole is matched with the inner diameter of the first through hole in the middle of the buffer pad;
the window seat is a cylinder with a cavity in the cylinder, an opening at the upper end and an opening at the lower end, a circle of outer grooves matched with the protective cover are arranged at the outer side of the upper end of the window seat, and a circle of inner grooves matched with the lower end of the optical window sheet are arranged at the inner side of the window seat;
the protection cover is arranged into a cylinder with a cavity in the cylinder, an opening in the bottom of the cylinder and a third through hole in the middle of the top plate of the cylinder, the inner wall of the cavity of the cylinder is sequentially connected with the outer wall of the upper end of the buffer spring, the buffer cushion and the window seat from top to bottom, and the diameter of the third through hole is larger than that of the second through hole of the buffer spring and the diameter of the first through hole of the buffer cushion.
2. The multi-layer buffer type anti-high overload light window of claim 1, wherein the light window sheet is a sapphire cylindrical lens, the diameter of the lens is matched with the diameter of an inner groove on the inner side of the window seat, the height of the lens is larger than the depth of the inner groove, and the light window sheet is connected to the inner groove and matched with the observation hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210352290.0A CN114883418B (en) | 2022-04-05 | 2022-04-05 | Multilayer buffer type high overload resistant light window |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210352290.0A CN114883418B (en) | 2022-04-05 | 2022-04-05 | Multilayer buffer type high overload resistant light window |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114883418A CN114883418A (en) | 2022-08-09 |
| CN114883418B true CN114883418B (en) | 2023-11-24 |
Family
ID=82668597
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210352290.0A Active CN114883418B (en) | 2022-04-05 | 2022-04-05 | Multilayer buffer type high overload resistant light window |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114883418B (en) |
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| JP2002296108A (en) * | 2001-03-30 | 2002-10-09 | Ihi Aerospace Co Ltd | Light detecting element and light transmitting member fixing structure |
| JP2006093345A (en) * | 2004-09-22 | 2006-04-06 | Idec Corp | Light transparent window structure of explosion-proof container |
| CN102324370A (en) * | 2011-09-14 | 2012-01-18 | 成都凯迈科技有限公司 | Ultraviolet phototube |
| CN105070733A (en) * | 2015-07-28 | 2015-11-18 | 昆明物理研究所 | Airtight packaging method of non-refrigeration infrared focal plane detector |
| WO2016043164A1 (en) * | 2014-09-17 | 2016-03-24 | 旭硝子株式会社 | Dimmable window |
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| CN210864147U (en) * | 2019-11-13 | 2020-06-26 | 中国电子科技集团公司第十一研究所 | Large-size optical window assembling tool |
| CN112289876A (en) * | 2020-11-09 | 2021-01-29 | 珠海市镭通激光科技有限公司 | Metal tube shell structure for packaging optical window |
| CN213423562U (en) * | 2020-09-28 | 2021-06-11 | 北京临近空间飞行器系统工程研究所 | High-temperature-resistant and impact-resistant optical window |
| CN215988794U (en) * | 2021-08-16 | 2022-03-08 | 安庆索拉特新材料科技有限公司 | Light conversion anti-reflection glass for photovoltaic module |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP4805231B2 (en) * | 2006-08-28 | 2011-11-02 | 積水樹脂株式会社 | Road surface mounting structure for road marking body, road surface mounting method for road marking body, and road marking body having the road surface mounting structure |
| JP4803680B2 (en) * | 2007-12-28 | 2011-10-26 | ギガフォトン株式会社 | Gas laser device |
| US9891100B2 (en) * | 2013-10-10 | 2018-02-13 | Apple, Inc. | Electronic device having light sensor package with diffuser for reduced light sensor directionality |
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2022
- 2022-04-05 CN CN202210352290.0A patent/CN114883418B/en active Active
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4900937A (en) * | 1988-10-20 | 1990-02-13 | Bicron Corporation | Well logging detector with decoupling optical interface |
| JP2002296108A (en) * | 2001-03-30 | 2002-10-09 | Ihi Aerospace Co Ltd | Light detecting element and light transmitting member fixing structure |
| JP2006093345A (en) * | 2004-09-22 | 2006-04-06 | Idec Corp | Light transparent window structure of explosion-proof container |
| CN102324370A (en) * | 2011-09-14 | 2012-01-18 | 成都凯迈科技有限公司 | Ultraviolet phototube |
| WO2016043164A1 (en) * | 2014-09-17 | 2016-03-24 | 旭硝子株式会社 | Dimmable window |
| CN105070733A (en) * | 2015-07-28 | 2015-11-18 | 昆明物理研究所 | Airtight packaging method of non-refrigeration infrared focal plane detector |
| CN205828397U (en) * | 2016-04-19 | 2016-12-21 | 滁州中星光电科技有限公司 | A kind of photodetector package casing |
| CN209230778U (en) * | 2018-11-13 | 2019-08-09 | 中国兵器装备集团上海电控研究所 | Optical detector shock resistance structure |
| CN209374459U (en) * | 2018-12-29 | 2019-09-10 | 合肥中航天成电子科技有限公司 | A kind of optical window cover board |
| CN210864147U (en) * | 2019-11-13 | 2020-06-26 | 中国电子科技集团公司第十一研究所 | Large-size optical window assembling tool |
| CN213423562U (en) * | 2020-09-28 | 2021-06-11 | 北京临近空间飞行器系统工程研究所 | High-temperature-resistant and impact-resistant optical window |
| CN112289876A (en) * | 2020-11-09 | 2021-01-29 | 珠海市镭通激光科技有限公司 | Metal tube shell structure for packaging optical window |
| CN215988794U (en) * | 2021-08-16 | 2022-03-08 | 安庆索拉特新材料科技有限公司 | Light conversion anti-reflection glass for photovoltaic module |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114883418A (en) | 2022-08-09 |
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