CN104834074B - A kind of unstressed structure of multi-focal-plane camera - Google Patents
A kind of unstressed structure of multi-focal-plane camera Download PDFInfo
- Publication number
- CN104834074B CN104834074B CN201510218265.3A CN201510218265A CN104834074B CN 104834074 B CN104834074 B CN 104834074B CN 201510218265 A CN201510218265 A CN 201510218265A CN 104834074 B CN104834074 B CN 104834074B
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- Prior art keywords
- lens
- hole
- lens barrel
- camera
- focal
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Classifications
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
- G02B7/025—Mountings, adjusting means, or light-tight connections, for optical elements for lenses using glue
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/18—Mountings, adjusting means, or light-tight connections, for optical elements for prisms; for mirrors
- G02B7/1805—Mountings, adjusting means, or light-tight connections, for optical elements for prisms; for mirrors for prisms
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Structure And Mechanism Of Cameras (AREA)
- Lens Barrels (AREA)
- Studio Devices (AREA)
Abstract
The invention discloses a kind of unstressed structure of multi-focal-plane camera, including mounting base, camera lens, lens bracket, switching support and focal plane imaging electronic equipment, through hole is provided with switching support, annular boss is provided with through hole, annular boss is circumferentially provided with radial direction hole for injecting glue, lens barrel is supported and reinforced by noting optics silicon rubber, the axial connecting hole for being connected with focal plane imaging electronic equipment is provided with around through hole, presence can fill the gap of optics silicon rubber between through-hole wall and lens barrel light-emitting window outer wall, make lens barrel be formed with switching support to be flexibly connected and prevent light leak.Camera lens of the present invention provides flexible connection with switching support by optics silicon rubber, reduces the thermal stress between switching support and camera lens；Camera lens provides flexible connection with switching support by optics silicon rubber, provides multi-focal-plane camera vibration process support and improves Local Damping, reduces structural vibration response at the lens barrel light-emitting window of camera lens and amplifies.
Description
Technical field
The present invention relates to a kind of unstressed structure of multi-focal-plane camera, belong to aerospace optical remote sensing camera structure design field.
Background technology
Multi-focal-plane camera is during debuging, and camera lens and multiple focal plane imaging electronic equipments need to complete to debug simultaneously, and burnt
Face imaging electronicses mating surface is more, and all fasteners produce larger stress and deformation when locking, and there is follow-up test and in-orbit
The risk that relative position during operation between camera lens and focal plane imaging electronic equipment changes, different materials are because of thermal expansion in addition
The difference of coefficient causes larger thermal stress, all directly affects the image quality of camera, increased camera wind in orbit
Danger.
For multi-focal-plane space remote sensing camera, a kind of stressless structure design is significant.
The content of the invention
Technology solve problem of the invention is：Overcome the deficiencies in the prior art, there is provided a kind of unstressed knot of multi-focal-plane camera
Structure, the structure can realize the unstressed installation between the main building block of multi-focal-plane camera, and effectively reduce temperature change
Thermal stress between the different structure for causing, so as to ensure that the uniformity of the front and rear image quality of camera transmitting.
Technical solution of the invention is：A kind of unstressed structure of multi-focal-plane camera, including mounting base, camera lens, mirror
Head bracket, switching support and focal plane imaging electronic equipment, one end and middle part of camera lens are provided with and are connected with mounting base
Lens bracket, lens bracket is integrally formed with camera lens, and camera lens middle part is provided with Amici prism, two neighboring Jiao of Amici prism
Face is connected with the light inlet of lens barrel one end；Switching support on mounting base is connected with lens barrel other end light-emitting window, turns
Connect and through hole is provided with support, annular boss is provided with through hole, annular boss is circumferentially provided with radial direction hole for injecting glue, by noting light
Learn silicon rubber lens barrel is supported and reinforced, be provided with around through hole and connected for the axial direction being connected with focal plane imaging electronic equipment
Hole is connect, presence can fill the gap of optics silicon rubber between through-hole wall and lens barrel light-emitting window outer wall, make lens barrel and switching support
Formation is flexibly connected and prevents light leak.
Set fluted at the light-emitting window of lens barrel, the inwall of the through hole of switching support has an annular groove, with lens barrel light extraction
Annular groove correspondence at mouthful.
Lens barrel is vertical with focal plane imaging electronic equipment.
Beneficial effects of the present invention：
(1) camera lens provides flexible connection with switching support by optics silicon rubber, reduces between switching support and camera lens
Thermal stress；Camera lens provides flexible connection with switching support by optics silicon rubber, and branch is provided to multi-focal-plane camera vibration process
Support and raising Local Damping, reduce structural vibration response at the lens barrel light-emitting window of camera lens and amplify；
(2) low thermal conductivity optics silicon rubber plays heat-insulated effect, it is ensured that different lens construction designs can meet
The requirement of rigidity and low thermal stress；
(3) by the low-heat between unstressed and camera lens and the switching support between camera lens and focal plane imaging electronic equipment
Stress design, it is ensured that the stability of multi-focal-plane camera camera imaging quality in orbit.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention；
Fig. 2 is switching support structural representation of the present invention；
Fig. 3 is lens construction schematic diagram of the present invention.
Specific embodiment
Specific embodiment of the invention is further described in detail below in conjunction with the accompanying drawings：
The unstressed structure of multi-focal-plane camera of the present invention is mainly guarantee focal plane imaging electronic equipment and is installed with camera lens and camera
Without direct stress between base plate, and effectively reduce the thermal stress between camera lens and switching support.
As shown in figure 1, including mounting base 1, camera lens 2, lens bracket 3, switching support 4 and focal plane imaging electronic equipment 5,
One end and middle part of camera lens 2 are provided with the lens bracket 3 being connected with mounting base 1, lens bracket 3 and the one of camera lens 2
Shaping, camera lens 2 is directly rigidly connected by lens bracket 3 during debuging with mounting base 1, focal plane imaging electronic equipment 10
It is rigidly connected with switching support 4 respectively by 8 bolts, as shown in Fig. 2 focal plane imaging electronic equipment 10 and camera lens 2 and installation
Base plate 1 retains in plane all directions and necessarily debugs surplus without direct stress, it is ensured that have multi-focal-plane camera enough firm
Degree, fundamental frequency is more than 100Hz, to meet spacecraft requirement, and adjusts optical axis direction, makes the optical axis of lens barrel 6 and focal plane imaging electricity
The optical centre of the sensitive component in sub- equipment 10 overlaps, and it is vertical with focal plane imaging electronic equipment 5 to meet lens barrel 6, so more
It is easy to debug.
The middle part of camera lens 2 is provided with Amici prism 10, the two neighboring focal plane of Amici prism 10 and the light inlet of the one end of lens barrel 6
Connection；Switching support 4 on mounting base 1 is connected with the other end light-emitting window of lens barrel 6, is provided with switching support 4 logical
Hole 7, is provided with annular boss 8 on through hole 7, annular boss 8 is circumferentially provided with radial direction hole for injecting glue 9, by noting optics silicon rubber pair
Lens barrel 6 is supported and reinforces, at the same play a part of auxiliary injecting glue and observe, be provided with around through hole 7 for focal plane into
As the axial connecting hole of the connection of electronic equipment 5, presence can fill optics silicon rubber between the inwall of through hole 7 and the light-emitting window outer wall of lens barrel 6
The gap of glue, makes lens barrel 6 be formed with switching support 4 and is flexibly connected and prevents light leak.
Fluted 11 are set at the light-emitting window of lens barrel 6, as shown in figure 3, the inwall of the through hole 7 of switching support 4 has an annular
Groove 12, it is corresponding with annular groove at the light-emitting window of lens barrel 6, make when lens barrel 6 and the shape of switching support 4 are flexibly connected, connection
It is more firm.
The content not being described in detail in description of the invention belongs to the known technology of those skilled in the art.
Claims (3)
1. a kind of unstressed structure of multi-focal-plane camera, it is characterised in that：Including mounting base (1), camera lens (2), lens bracket
(3), switching support (4) and focal plane imaging electronic equipment (5), one end and middle part of camera lens (2) are provided with and install bottom
The lens bracket (3) of plate (1) connection, lens bracket (3) is integrally formed with camera lens (2), and camera lens (2) middle part is provided with Amici prism
(10), the two neighboring focal plane of Amici prism (10) is connected with the light inlet of lens barrel (6) one end；On mounting base (1)
Switching support (4) be connected with lens barrel (6) other end light-emitting window, through hole (7) is provided with switching support (4), through hole sets on (7)
Annular boss (8) is equipped with, annular boss (8) is circumferentially provided with radial direction hole for injecting glue (9), by noting optics silicon rubber to lens barrel (6)
It is supported and reinforces, the axial connecting hole for being connected with focal plane imaging electronic equipment (5) is provided with around through hole (7), leads to
There is the gap for filling optics silicon rubber between hole (7) inwall and lens barrel (6) light-emitting window outer wall, make lens barrel (6) with switching
Support (4) forms and is flexibly connected and prevents light leak.
2. a kind of unstressed structure of multi-focal-plane camera according to claim 1, it is characterised in that：The light-emitting window of lens barrel (6)
Place sets fluted (11), and the inwall of the through hole (7) of switching support (4) has an annular groove (12), at lens barrel (6) light-emitting window
Groove (11) correspondence.
3. a kind of unstressed structure of multi-focal-plane camera according to claim 1, it is characterised in that：Lens barrel (6) and focal plane into
As electronic equipment (5) is vertical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510218265.3A CN104834074B (en) | 2015-04-30 | 2015-04-30 | A kind of unstressed structure of multi-focal-plane camera |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510218265.3A CN104834074B (en) | 2015-04-30 | 2015-04-30 | A kind of unstressed structure of multi-focal-plane camera |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104834074A CN104834074A (en) | 2015-08-12 |
| CN104834074B true CN104834074B (en) | 2017-06-13 |
Family
ID=53812065
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510218265.3A Active CN104834074B (en) | 2015-04-30 | 2015-04-30 | A kind of unstressed structure of multi-focal-plane camera |
Country Status (1)
| Country | Link |
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| CN (1) | CN104834074B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105526470B (en) * | 2016-01-14 | 2023-10-24 | 惠州学院 | Notebook computer placing support |
| CN111045174B (en) * | 2018-10-12 | 2023-10-31 | 宁波舜宇光电信息有限公司 | Optical lens and camera module |
| CN114280875B (en) * | 2021-12-09 | 2024-05-31 | 北京空间机电研究所 | Stress-free connecting device for optical-mechanical structure of space camera and assembling method |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203616565U (en) * | 2013-10-30 | 2014-05-28 | 北京空间机电研究所 | Flexible supporting device used for large-diameter long-focal-length transmission lens of space camera |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101135762A (en) * | 2006-09-01 | 2008-03-05 | 深圳富泰宏精密工业有限公司 | Lens component and method of manufacturing the same |
| JP4344761B2 (en) * | 2007-06-15 | 2009-10-14 | シャープ株式会社 | Solid-state imaging device and electronic apparatus including the same |
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2015
- 2015-04-30 CN CN201510218265.3A patent/CN104834074B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203616565U (en) * | 2013-10-30 | 2014-05-28 | 北京空间机电研究所 | Flexible supporting device used for large-diameter long-focal-length transmission lens of space camera |
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| Publication number | Publication date |
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| CN104834074A (en) | 2015-08-12 |
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