CN107797362A - With the space camera around brace type electronic packages - Google Patents
With the space camera around brace type electronic packages Download PDFInfo
- Publication number
- CN107797362A CN107797362A CN201711085514.1A CN201711085514A CN107797362A CN 107797362 A CN107797362 A CN 107797362A CN 201711085514 A CN201711085514 A CN 201711085514A CN 107797362 A CN107797362 A CN 107797362A
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- Prior art keywords
- poppet
- wiring board
- optical tubes
- fore
- stock
- Prior art date
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- 230000003287 optical effect Effects 0.000 claims abstract description 70
- 238000009434 installation Methods 0.000 claims abstract description 6
- 229910000679 solder Inorganic materials 0.000 claims description 16
- 239000007787 solid Substances 0.000 claims 1
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- 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
- G03B17/00—Details of cameras or camera bodies; Accessories therefor
- G03B17/02—Bodies
- G03B17/12—Bodies with means for supporting objectives, supplementary lenses, filters, masks, or turrets
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Camera Bodies And Camera Details Or Accessories (AREA)
Abstract
The invention belongs to space optics technical field, and in particular to a kind of to have the space camera around brace type electronic packages.The camera includes optical tubes, and the front of optical tubes is provided with fore-stock, and the back side of optical tubes is provided with after-poppet, and fore-stock and after-poppet are each perpendicular to the optical axis of optical tubes;The circular light hole with optical tubes position correspondence is provided with fore-stock;Each one wiring board of installation in the both sides of optical tubes, wiring board parallel to optical tubes optical axis and be fixedly connected respectively with fore-stock and after-poppet;The surrounding of optical tubes is provided with four lateral hatch, and after-poppet one side is fixedly connected with optical tubes, and the another side of after-poppet is provided with back shroud, and focal plane plate and bus bar plate are provided between after-poppet and back shroud.The present invention has abandoned way of the conventional electronics component as separate modular, main support is located at optical components sector, and electronic packages are arranged around main support.Overall structure rigidity is higher, improves mechanical property.
Description
Technical field
The invention belongs to space optics technical field, and in particular to a kind of to have around the space of brace type electronic packages
Camera.
Background technology
Space camera is a kind of optical instrument on space platform, is mainly used in ultraviolet, visible ray or red
Outer optical region carries out shooting to the earth or extraterrestrial target and obtains target image information.One complete space camera system covers
The a variety of integrated technologys such as optical imagery, mechanical support, Electric control.
The existing modular structure design of space camera generally use, each module are individually designed production, intermodule
Mechanically it is fixedly connected, finally carries out the adjustment test of complete machine.As shown in figure 1, in existing space camera knot
In structure, optical module 1 and electronic packages 2 are in line arrangement, and structure master is supported on optical module 1 or electronic packages 2.
As the main support of fruit structure is arranged on electronic packages 2, then optical module 1 will turn into jib system, optics group
The primary mirror part adjustment very sensitive to gravity can be a greater impact in part 1.The structure of modern heavy caliber space camera is typically
Ensure the adjustment of primary mirror first, therefore main support is typically mounted on optical module 1.But in this traditional structure, electronics
Learn component turns into jib system again, and the adjustment of the focal plane part higher to required precision can also have an impact.
The content of the invention
There is the space camera around brace type electronic packages it is an object of the present invention to provide a kind of, solve existing space
Camera structure influences the technical problem of camera adjustment because jib system be present.
The present invention technical solution be:It is a kind of that there is the space camera around brace type electronic packages, including light
Lens barrel is learned, it is characterized in that:The front of the optical tubes is provided with fore-stock, and the back side of the optical tubes is provided with
After-poppet, the fore-stock and after-poppet are each perpendicular to the optical axis of optical tubes;It is provided with the fore-stock and optical tubes
The circular light hole of position correspondence;
Each one wiring board of installation in the both sides of the optical tubes, the wiring board parallel to optical tubes optical axis and point
It is not fixedly connected with fore-stock and after-poppet;The surrounding of the optical tubes is provided with four lateral hatch, fore-stock, after-poppet
And positioned at optical tubes surrounding four lateral hatch collectively form one optical tubes and wiring board be enclosed in it is vertical
Cube chamber;
The after-poppet front is fixedly connected with optical tubes, and the another side of after-poppet is provided with back shroud, is propped up after described
Focal plane plate and bus bar plate are installed between frame and back shroud;Two rectangular channels, two wiring boards point are provided with the after-poppet
It Chuan Guo not be connected after two rectangular channels with bus bar plate.
Further, above-mentioned after-poppet includes the after-poppet bottom plate being fixedly connected with optical tubes, the after-poppet bottom plate
For rectangular configuration;Four sides of the after-poppet bottom plate are provided with tapered ramp, after-poppet bottom plate, back shroud and four
Tapered ramp collectively forms one and focal plane plate and bus bar plate is enclosed in interior closing space.
Further, the back side of the after-poppet bottom plate in above-mentioned closing space be provided with it is outer, in, interior three circles boss;It is all
Outer ring boss be generally aligned in the same plane in, for bus bar plate to be fixedly mounted;All centre circle boss and inner ring boss are positioned at same
In plane, for focal plane plate to be fixedly mounted.
Further, above-mentioned outer ring boss is four, and the centre circle boss is eight, and the inner ring boss is three.
Further, the boss for fixing circuit board is provided with above-mentioned fore-stock.
Further, connector is provided with above-mentioned wiring board, the connector passes through solder joint protecting seat and corresponding side
Surface cover is fixedly connected;Described to include fixed seat including solder joint protecting seat, fixed seat center is connector mounting groove;The fixation
Multiple wiring board mounting holes for being connected with wiring board are provided with seat, multiple be used for and side is additionally provided with fixed seat
The cover plate mounting hole that surface cover is connected.
Further, above-mentioned wiring board mounting hole is through hole, and the cover plate mounting hole is tapped blind hole.
Further, the quantity of above-mentioned wiring board mounting hole and cover plate mounting hole is three;
Three wiring board mounting holes arrange that three cover plate mounting holes are patching around connector mounting groove in equilateral triangle
In inversion triangular arrangement around part mounting groove.
Further, three boss, three boss difference are provided with the end face that above-mentioned fixed seat is in contact with wiring board
Overlapped with the position of three wiring board mounting holes;
On end face of the fixed seat towards wiring board, a circle stress-removal groove is provided with around the connector mounting groove;
On end face of the fixed seat towards lateral hatch, it is provided with around the connector mounting groove and is engaged with connector
Seam.
Further, multiple supports for being fixedly connected with fore-stock and after-poppet are provided with above-mentioned wiring board to be connected
Hole, the support connecting hole include four sections of eccentric arcs and four sections of circumscribed arcs, the eccentric arc and the spaced setting of circumscribed arc;Institute
The radius of curvature for stating circumscribed arc is twice of eccentric arc radius of curvature.
The beneficial effects of the present invention are:
(1) present invention has abandoned way of the conventional electronics component as separate modular, main support is located at optical module
Part, electronic packages are arranged around main support.Overall structure rigidity is higher, improves mechanical property.
(2) present invention utilize it is outer, in, interior three enclose boss bus bar plate and focal plane plate installed, Planar Mechanisms will not be produced
Or the situation of underconstrained.
(3) present invention pass through connector periphery set solder joint protecting seat so that connector not with wiring board and side
Cover plate produces direct interaction, avoids influence of the bolt/screw screw-down torque to solder joint on wiring board.Solder joint protecting seat
The rigidity at the weak link of wiring board center can be improved, peak response herein is reduced, can guarantee that sensitive first device on wiring board
Part more passes through environmental test examination.
(4) fixing structure is provided between the fixed seat in connector solder joint protecting seat of the present invention and connector, accurate
While installation positioning, electromagnetic leakage can also be effectively prevented.
(5) the cover plate mounting hole in connector solder joint protecting seat of the present invention is blind hole, during can preventing screw-driving
Metal fillings falls the generation in the circuit board, causing fifth wheel, influences wiring board normal work.
(6) stress-removal groove is designed with connector solder joint protecting seat of the present invention, stress collection at connector solder joint can be reduced
In, the destruction and deformation that further avoid screw-down torque from bringing.
(7) the support connecting hole on wiring board is to be arranged at intervals structure by the different eccentric arc of curvature and circumscribed arc by the present invention
Into generally petal shape further increases screw adjustable extent during Space configuration, improves efficiency of assembling.
Brief description of the drawings
Fig. 1 is existing space camera system architecture sketch.
Fig. 2 is that the present invention has the space camera preferred embodiment structural representation around brace type electronic packages (quick-fried
Fried view).
Fig. 3 is main supporting structure schematic diagram.
Fig. 4 is fore-stock front view.
Fig. 5 is fore-stock rear view.
Fig. 6 is after-poppet rear view.
Fig. 7 is after-poppet lateral plan.
Fig. 8 is circuit board connector scheme of installation (explosive view).
Fig. 9 is solder joint protecting seat front view.
Figure 10 is solder joint protecting seat rearview.
Figure 11 is circuit board structure schematic diagram.
Figure 12 is the support connecting hole structural representation on wiring board.
Wherein, reference is as follows:
1- optical modules, 2- electronic packages, 3- optical tubes, 4- fore-stocks, 5- after-poppets, 6- light holes, 7- circuits
Plate, 8- lateral hatch, 9- back shrouds, 10- focal plane plates, 11- bus bar plates, 12- after-poppet bottom plates, 13- tapered ramps, 14- outer rings
Boss, 15- centre circle boss, 16- inner ring boss, 17- screw thread hole for injecting glue, 18- straight pins, 19- fore-stock boss, 20- wiring boards
Connecting hole, 21- closing spaces, 22- rectangular channels, 23- square three-way grooves, 24- connectors, 25- solder joint protecting seats, 26- fixed seats,
27- connector mounting grooves, 28- wiring board mounting holes, 29- cover plate mounting holes, 30- seams, 31- fixed seat boss, 32- stress-removals
Groove, 33- support connecting holes, 34- eccentric arcs, the circumscribed arcs of 35-.
Embodiment
Referring to Fig. 2, the present invention provides a kind of space camera for having and surrounding brace type electronic packages, its preferred embodiment
Structure include optical tubes 3, the front of optical tubes 3 is provided with fore-stock 4, and the back side of optical tubes 3 is provided with after-poppet
5, fore-stock 4 and after-poppet 5 are each perpendicular to the optical axis of optical tubes 3;It is provided with fore-stock 4 and the position correspondence of optical tubes 3
Circular light hole 6.As shown in figure 3, coordinating between optical tubes 3 and fore-stock 4, after-poppet 5 by seam, and pass through screw
It is connected as one.Positioned between fore-stock 4 and lens barrel optics 3, after-poppet 5 and optical tubes 3 using straight pin 18;
Screw thread hole for injecting glue 17 is provided with optical tubes 3.
Each one wiring board 7 of installation in the both sides of optical tubes 3, wiring board 7 parallel to optical tubes 3 optical axis and respectively with
Fore-stock 4 is fixedly connected with after-poppet 5;The surrounding of optical tubes 3 is provided with four lateral hatch 8, fore-stock 4, after-poppet 5 with
And positioned at the surrounding of optical tubes 3 four lateral hatch 8 collectively form one by optical tubes 3 and wiring board 7 be enclosed in
Cubic chamber.
The one side of after-poppet 5 is fixedly connected with optical tubes 3, and the another side of after-poppet 5 is provided with back shroud 9, after-poppet 5 with
Focal plane plate 10 and bus bar plate 11 are installed between back shroud 9;Two rectangular channels are provided with after-poppet 5, two wiring boards 7 are distinguished
Coupled after through two rectangular channels with bus bar plate 11 by contact pin straight cutting.
Referring to Fig. 4 and Fig. 5, the fore-stock boss 19 for fixing circuit board 7 is provided with fore-stock 4.Fore-stock boss
The wiring board connecting hole 20 for fixing circuit board 7 is correspondingly arranged on 19, wiring board connecting hole 20 is tapped blind hole.
Referring to Fig. 6 and Fig. 7, after-poppet 5 includes the after-poppet bottom plate 12 being fixedly connected with optical tubes 3, after-poppet bottom plate
12 be rectangular configuration;Four sides of after-poppet 5 are provided with tapered ramp 13, after-poppet bottom plate 12, back shroud 9 and four
Tapered ramp 13 collectively forms one and focal plane plate 10 and bus bar plate 11 is enclosed in interior closing space 21.Set on tapered ramp 13
Lightening grooves are equipped with, wedge-shaped root is tetrahedron shape, wherein the left and right sides is provided with the rectangular channel 22 for facilitating wiring board to plug.Top
Portion is provided with square three-way groove 23, facilitates the arrangement of Internal cable.
The back side of after-poppet bottom plate 12 in closing space is provided with four outer ring boss, 14, eight centre circle boss 15 and three
Individual inner ring boss 16;Outer ring boss 14 is distributed in four vertex positions of a rectangle, and centre circle boss 15 is distributed in a rectangle
Four vertex positions and four edges point midway, three vertex positions of the inner ring boss 16 positioned at triangle.Institute
In some outer ring boss 14 are generally aligned in the same plane, flatness is within 0.01mm, for bus bar plate 11 to be fixedly mounted;All is interior
In circle boss 15 and inner ring boss 16 are generally aligned in the same plane, flatness is within 0.01mm, for focal plane plate 10 to be fixedly mounted.Two
Individual boss plane is parallel to each other, and two boss planes ensure within 0.01mm with optical axis verticality requirement.
Referring to Fig. 8, connector 24 is provided with wiring board 7, connector 24 passes through solder joint protecting seat 25 and corresponding side
Cover plate 8 is fixedly connected.
Referring to Fig. 9 and Figure 10, solder joint protecting seat 25 includes fixed seat 26, and the center of fixed seat 26 is connector mounting groove 27;
Multiple wiring board mounting holes 28 for being connected with wiring board 7 are provided with fixed seat 26, are additionally provided with fixed seat 26
Multiple cover plate mounting holes 29 for being connected with lateral hatch 8.Wiring board mounting hole 28 is through hole, and cover plate mounting hole 29 is
Tapped blind hole.The quantity of wiring board mounting hole 28 and cover plate mounting hole 29 is three;Three wiring board mounting holes 28 are patching
It is triangularly arranged around part mounting groove 27, three cover plate mounting holes 29 are around connector mounting groove 27 in inversion triangle cloth
Put.Three fixed seat boss 31 are provided with the end face that fixed seat 26 is in contact with wiring board 7, three fixed seat boss 31 are distinguished
Overlapped with the position of three wiring board mounting holes 28;In fixed seat 26 towards on the end face of wiring board 7, connector mounting groove 27 weeks
Enclose and be provided with a circle stress-removal groove 32;On end face of the fixed seat towards lateral hatch, set around the connector mounting groove
There is the seam 30 being engaged with connector.
Referring to Figure 11 and Figure 12, multiple branch for being fixedly connected with fore-stock 4 and after-poppet 5 are provided with wiring board 7
Frame connecting hole 33, support connecting hole 33 include four sections of eccentric arcs 34 and four sections of circumscribed arcs 35, and eccentric arc 34 and circumscribed arc 35 are mutual
It is arranged at intervals, each other by circumcircle transition;The radius of curvature of circumscribed arc 35 is twice of the radius of curvature of eccentric arc 34.
Referring to Fig. 3, in assembling process is processed, fore-stock, lens barrel and after-poppet be combined into after the main support of structure, it is necessary to
Focal plane plate, bus bar plate mounting surface on after-poppet are carried out centered on optical axis to process the heart, it is ensured that the perpendicularity of focal plane and optical axis exists
Within 0.01.
It is direct insertion that between electronic packages contact pin is have selected in order to maximize diminution appearance and size, in the embodiment of the present invention
Connect.This connecting mode enables to external envelope size minimum.But due in circuit board module each wiring board and bus bar plate it
Between connection benchmark it is different, benchmark disunity on structural member, it is easy to cause wiring board connecting hole 20 and circuit on structural member
33 unmatched phenomenon of plate upper bracket connecting hole.So the connection screw thread hole in the main support of structure needs and through hole on wiring board
With work, while also to prevent pollution of the metal fillings to wiring board in mechanical processing process.Concretely comprise the following steps:
A) each wiring board progress Denso debugging finishes;
B) focal plane plate, bus bar plate are connected by screw fixation with after-poppet respectively;
C) fixed respectively by contact pin straight cutting between circuit board module and bus bar plate;
D) determine that wiring board connection is reliable in above-mentioned steps, non-loosening, no torsional deflection;
E) lathe is integrally loaded onto with the circuit board structure part installed by above-mentioned, centering, compressed;Centering wiring board upper bracket connects
Connect the position of hole 33, remove wiring board, on structural member drilling into.
It is this to reach with the precision for making hole mode within 0.01mm.
Fore-stock, optical tubes and after-poppet can also be integrally cast as one, then be finished, this side
Formula eliminates lens barrel with front and back support to heart procedure of processing, and overall processing precision is higher, focal plane boss, bus bar plate boss and optical axis
Perpendicularity can reach higher.
Claims (10)
1. a kind of have the space camera around brace type electronic packages, including optical tubes, it is characterised in that:The optics
The front of lens barrel is provided with fore-stock, and the back side of the optical tubes is provided with after-poppet, and the fore-stock and after-poppet hang down
Directly in the optical axis of optical tubes;The circular light hole with optical tubes position correspondence is provided with the fore-stock;
Each one wiring board of installation in the both sides of the optical tubes, the wiring board parallel to optical tubes optical axis and respectively with
Fore-stock is fixedly connected with after-poppet;The surrounding of the optical tubes is provided with four lateral hatch, fore-stock, after-poppet and
One is collectively formed positioned at four lateral hatch of optical tubes surrounding, and optical tubes and wiring board are enclosed in interior cube
Chamber;
After-poppet one side is fixedly connected with optical tubes, and the another side of after-poppet is provided with back shroud, the after-poppet with
Focal plane plate and bus bar plate are installed between back shroud;Two rectangular channels are provided with the after-poppet, two wiring boards are worn respectively
It is connected after crossing two rectangular channels with bus bar plate.
2. according to claim 1 have the space camera around brace type electronic packages, it is characterised in that:After described
Support includes the after-poppet bottom plate being fixedly connected with optical tubes, and the after-poppet bottom plate is rectangular configuration;The after-poppet
Four sides are provided with tapered ramp, and after-poppet bottom plate, back shroud and four tapered ramps collectively form one by focal plane
Plate and bus bar plate are enclosed in interior closing space.
3. according to claim 2 have the space camera around brace type electronic packages, it is characterised in that:The envelope
The back side of the after-poppet bottom plate closed in space be provided with it is outer, in, interior three circles boss;All outer ring boss are generally aligned in the same plane
It is interior, for bus bar plate to be fixedly mounted;In all centre circle boss and inner ring boss are generally aligned in the same plane, for focal plane to be fixedly mounted
Plate.
4. according to claim 3 have the space camera around brace type electronic packages, it is characterised in that:It is described outer
It is four to enclose boss, and the centre circle boss is eight, and the inner ring boss is three.
5. according to claim 4 have the space camera around brace type electronic packages, it is characterised in that:Before described
The boss for fixing circuit board is provided with support.
6. existed according to any described in claim 1-5 with the space camera around brace type electronic packages, its feature
In:Connector is provided with the wiring board, the connector is fixedly connected by solder joint protecting seat with corresponding lateral hatch;
The solder joint protecting seat includes fixed seat, and fixed seat center is connector mounting groove;It is provided with the fixed seat multiple
For the wiring board mounting hole being connected with wiring board, it is additionally provided with fixed seat multiple for being connected with lateral hatch
Cover plate mounting hole.
7. according to claim 6 have the space camera around brace type electronic packages, it is characterised in that:The line
Road plate mounting hole is through hole, and the cover plate mounting hole is tapped blind hole.
8. according to claim 7 have the space camera around brace type electronic packages, it is characterised in that:The line
The quantity of road plate mounting hole and cover plate mounting hole is three;
Three wiring board mounting holes arrange that three cover plate mounting holes are pacified in connector around connector mounting groove in equilateral triangle
In inversion triangular arrangement around tankage.
9. according to claim 8 have the space camera around brace type electronic packages, it is characterised in that:It is described solid
It is provided with three boss on the end face that reservation is in contact with wiring board, three boss position with three wiring board mounting holes respectively
Overlap;
On end face of the fixed seat towards wiring board, a circle stress-removal groove is provided with around the connector mounting groove;
On end face of the fixed seat towards lateral hatch, be provided with around the connector mounting groove be engaged with connector only
Mouthful.
10. there is the space camera around brace type electronic packages according to claim 1-5, it is characterised in that:Institute
State and multiple support connecting holes for being fixedly connected with fore-stock and after-poppet, the support connecting hole bag are provided with wiring board
Include four sections of eccentric arcs and four sections of circumscribed arcs, the eccentric arc and the spaced setting of circumscribed arc;The radius of curvature of the circumscribed arc
It is twice of eccentric arc radius of curvature.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201711085514.1A CN107797362B (en) | 2017-11-07 | 2017-11-07 | Space camera with surround-supported electronics assembly |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201711085514.1A CN107797362B (en) | 2017-11-07 | 2017-11-07 | Space camera with surround-supported electronics assembly |
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CN107797362A true CN107797362A (en) | 2018-03-13 |
CN107797362B CN107797362B (en) | 2023-12-08 |
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CN201711085514.1A Active CN107797362B (en) | 2017-11-07 | 2017-11-07 | Space camera with surround-supported electronics assembly |
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CN107797362B (en) | 2023-12-08 |
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