CN107577028A - A kind of multi-purpose laser communication optics antenna system - Google Patents
A kind of multi-purpose laser communication optics antenna system Download PDFInfo
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- CN107577028A CN107577028A CN201710849945.4A CN201710849945A CN107577028A CN 107577028 A CN107577028 A CN 107577028A CN 201710849945 A CN201710849945 A CN 201710849945A CN 107577028 A CN107577028 A CN 107577028A
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Abstract
The invention belongs to space optics technical field, and in particular to a kind of multi-purpose laser communication optics antenna system；Including unit 1 of looking in the distance, lens subassembly 2 and spectrum groupware 3, when needing to realize laser communication optical antenna function, lens subassembly 2 through primary mirror cell's backboard 13 and is stretched into the center of primary mirror 11, is positioned by lens subassembly dowel hole 134 and is bolted to by lens subassembly mounting screw holes 133 on primary mirror cell's backboard 13；When needing to realize auto-collimation collimator function, spectrum groupware 3 is positioned by spectrum groupware dowel hole 136 and is bolted to by spectrum groupware mounting screw holes 135 on primary mirror cell's backboard 13；The system can realize the switching of laser communication optical antenna and auto-collimation collimator function by changing the optical module on primary mirror cell's backboard, avoid and individually develop the increased additional workload of parallel light tube and cost.
Description
Technical field
The invention belongs to space optics technical field, and in particular to a kind of multi-purpose laser communication optics antenna system.
Background technology
With the continuous lifting of space optical remote sensor index, requirement to message transmission rate also more and more higher.Due to
The advantages that laser space communication transmission rate is high, good confidentiality, the technology has become the focus of space optics area research
One of.
Laser communication optical transmitter and receiver needs to be arranged on carries out joint debugging on dynamic target with system, is used under traditional static operating mode
Auto-collimation collimator can not meet technical requirements (the reference text that being dismounted for multiple times in system debug, multi-angle, multi-state use
Offer：Brilliant brightness, Li Lifu, Xu Jingli, design [J] of new multiband heavy caliber parallel light tubes of Bao Jin rivers a kind of it is infrared with it is sharp
Light engineering, 2009, (04):698-701. cars are galloped, a Li outstanding person, Fan Xuewu, and the optics of the off-axis two mirrors parallel light tubes of Hu Yongming is set
Meter [J] photon journals, 2008, (09):The lucky small brightness of 1793-1796., the big visual field parallel light tube optical system of Sun Houhuan, Zhou Bifang
Development [J] optical instruments of system, 2008, (01):55-58. Zhao Ming, Huang Dexiu, Liu little Ying, Huang dimension tinkling of pieces of jade off axis paraboloid mirror reflections
Structure design [J] Central China University of Science and Technology's journals (natural science edition) of formula parallel light tube, 2005, (04):67-69.), and singly
Extra work amount and cost can be increased by solely developing parallel light tube.Therefore there is an urgent need to a kind of multiduty laser communication optics day
Line, has the function of auto-collimation collimator concurrently, and meets the requirement of being dismounted for multiple times, multi-angle, multi-state, for follow-up dress school
Technical support is provided with debugging efforts.
The content of the invention
In order to overcome above mentioned problem, the present invention proposes a kind of multi-purpose laser communication optics antenna system, and the system can lead to
The switching that the optical module changed on primary mirror cell's backboard realizes laser communication optical antenna and auto-collimation collimator function is crossed, is kept away
The increased additional workload of independent development parallel light tube and cost are exempted from.
The purpose of the present invention is achieved through the following technical solutions：
A kind of multi-purpose laser communication optics antenna system, including unit 1 of looking in the distance, lens subassembly 2 and spectrum groupware 3, its
In unit 1 of looking in the distance include primary mirror 11, primary mirror cell 12, primary mirror cell's backboard 13, primary mirror auxiliary support assemblies 14 and secondary mirror assembly 15, its
The middle front end face of primary mirror cell 12 is extended at time mirror assembly 15, and by the mechanical interface in primary mirror cell 12 and time mirror assembly 15
" disc type " secondary mirror holder is fixedly connected, and secondary mirror is fixed on time mirror holder by sub-mirror seat, the rear end face of primary mirror cell 12 and primary mirror cell's backboard
13 are connected and are fixed by seam, are coordinated by seam and be ensure that primary mirror cell 12 and the mechanical axis of primary mirror cell's backboard 13 are same
Axle, it is characterised in that it is 4mm that 6 width have been uniformly arranged on the rear end face inner radial direction of primary mirror cell 12, and depth is 1mm note
Glue groove 16, by carrying out injecting glue to injecting glue groove 16 that primary mirror 11 is cementing in primary mirror cell 12, hollow in the middle part of primary mirror 11, primary mirror cell's back of the body
The middle part of plate 13 is hollow hole 131, and the diameter of hollow hole 131 is identical with the bore dia in vacancy in the middle part of primary mirror 11, primary mirror 11 and master
Mirror cell 12 is connected by primary mirror positioning spigot 17 controls the axiality of optical axis and mechanical axis, multigroup primary mirror auxiliary support assemblies
14 pairs of primary mirrors 11 are supported, and the one side of each of which group primary mirror auxiliary support assemblies 14 is in contact with primary mirror 11, is floated
Dynamic support, another side are each attached on primary mirror cell's backboard 13；Peace is provided with the lateral surface hollow hole 131 of primary mirror cell's backboard 13
Hole position part 132 is filled, mounting hole site part 132 is square and its middle part is provided with the hole with hollow hole 131 with diameter, two holes
Hole position part 132 is fixedly mounted after alignment, is provided with mounting hole site part 132 around hollow hole 131 according to square four
The lens subassembly mounting screw holes 133 of angle distribution and at 132 1 jiaos of mounting hole site part along the tangential direction of hollow hole 131
The two lens subassembly dowel holes 134 set, spectrum groupware mounting screw is provided with the corner of mounting hole site part 132
Hole 135, along the tangential direction of hollow hole 131 on one jiao of the opposite mounting hole site part 132 of lens subassembly dowel hole 134
It is provided with two spectrum groupware dowel holes 136；When needing to realize laser communication optical antenna function, lens subassembly 2 is worn
Cross the hollow hole 131 of primary mirror cell's backboard 13 and stretch into vacancy in the middle part of primary mirror 11, positioned by lens subassembly dowel hole 134
And it is bolted to by lens subassembly mounting screw holes 133 on primary mirror cell's backboard 13；Needing to realize auto-collimation collimator
During function, spectrum groupware 3 is positioned by spectrum groupware dowel hole 136 and by the bolt of spectrum groupware mounting screw holes 135
It is connected on the lateral surface of primary mirror cell's backboard 13.
Described lens subassembly 2 includes lens barrel 21, optical mirror slip 22 and repaiied to grind spacer ring 23, and wherein lens barrel 21 is internally provided with
Boss, multiple optical mirror slips 22 carry out axially position by boss and are arranged in lens barrel 21, and the spacing of optical mirror slip 22 is by repairing
Grind spacer ring 23 to be adjusted, preceding trim ring 24 and rear trim ring 25 are separately positioned on the optical mirror slip 22 of front end above and rearmost end
It is fixedly connected respectively behind optical mirror slip 22 and with lens barrel 21, for compressing optical mirror slip 22.
Described spectrum groupware 3 includes camera 31, camera connection ring 32, focusing sleeve 33, prism table 34, optical fiber mounting cylinder
35th, optical fiber head 36, fiber bench 37, fiber bench installed part 38 and pad 39；Wherein camera 31 is placed in camera connection ring 32 and consolidated
Fixed, camera connection ring 32 is placed on focusing sleeve 33 and realizes mating connection so that camera 31 can pass through camera connection ring 32
The axial direction for being directed at focusing sleeve 33 slides, and carries out the adjustment of the focal plane of camera 31；Focusing sleeve 33 is fixed on prism table 34
On, one end that prism table 34 is used to be connected with primary mirror cell's backboard 13 is provided with prism table pad 341, prism table 34 and prism seat cushion
Piece 341 is positioned by spectrum groupware dowel hole 136 and is bolted to primary mirror cell by spectrum groupware mounting screw holes 135 and carried on the back
On plate 13, then camera fixed mount 311 is fixed on prism table 34 and camera 31；The side of optical fiber mounting cylinder 35 is fixed on prism
On seat 34, opposite side, which is linked in sequence, pad 39, fiber bench installed part 38, fiber bench 37 and optical fiber head 36, pad 39, optical fiber
It is fixedly connected between seat installed part 38, fiber bench 37 and optical fiber head 36, is repaiied by being set between fiber bench 37 and optical fiber head 36
The defocusing amount of the front and back position of optical fiber head 36, i.e. light source can be adjusted by grinding pad.
The described indoor design of primary mirror cell 12 has multiple annular diaphragms 121.
Described primary mirror auxiliary support assemblies 14 include：Auxiliary support disk 141, ball stud 142 and pressing plate 143, wherein
Auxiliary support disk 141 is fixedly connected with pressing plate 143, and Auxiliary support disk 141 is stretched into the bulb end of ball stud 142 through pressing plate 143
In, the stud end of ball stud 142 is connected with primary mirror cell's backboard 13, and Auxiliary support disk 141 is close to primary mirror 11 and propped up during use
Support；Primary mirror auxiliary support assemblies 14 adjust primary mirror auxiliary support assemblies 14 by rotating ballhead stud 142 and carried on the back relative to primary mirror cell
The position of plate 13 and then change the support force for primary mirror 11, the bulb part of ball stud 142 can ensure Auxiliary support disk
141 moment were brought into close contact with primary mirror 11, made back pretightning force always perpendicular to the back side direction of primary mirror 11.
Described primary mirror cell 12 and primary mirror cell's backboard 13 are processed using the higher titanium alloy of specific stiffness, primary mirror 11
Material of the H-K9L glass as primary mirror is chosen, secondary mirror uses indium steel, remaining material from devitrified glass as material, sub-mirror seat
Using aluminium alloy.
The advantage of the invention is that：
The present invention is directed to propose a kind of multi-purpose laser communication optics antenna system, the system can be by changing primary mirror cell
Optical module on backboard quickly carries out the function switch of laser communication optical antenna and auto-collimation collimator, avoids individually
Develop the increased additional workload of parallel light tube and cost.
In order to improve the environmental suitability of laser communication system, reduce development cost, shorten the lead time, primary mirror cell and
Primary mirror cell's backboard is processed as main load part using the higher titanium alloy of specific stiffness, it is possible to increase the entirety of system
Rigidity, because primary mirror is directly to be bonded in primary mirror cell, when environment temperature changes, the thermal deformation of primary mirror cell is by direct shadow
The face shape error of primary mirror is rung, therefore chooses material of the H-K9L glass as primary mirror, its linear expansion coefficient approaches with titanium alloy, secondary
Mirror is from devitrified glass as material, and sub-mirror seat is preferable with the use of environmental suitability with it using indium steel, and remaining material is to being
Performance impact of uniting is smaller, using aluminium alloy, in light weight, better economy.
A kind of multi-purpose laser communication optics antenna proposed by the present invention, based on the analysis pair to multiple material thermal property
Than carrying out rational collocation and using, improve the stability of the optical system picture element when environment temperature changes, reduce and grind
This is made；Using the primary mirror of the design of disc type time mirror holder, load integral type primary mirror cell, 6 periphery bondings and back Auxiliary support
Supporting way, make whole system that there is higher dynamic structure rigidity, improve the positional stability of time mirror assembly, add and be
The integral rigidity of system；The multiple annular diaphragms of primary mirror cell's indoor design, ensure that optical system is not influenceed by veiling glare outside visual field, make primary mirror
Room has been provided simultaneously with the function of optical system lens hood, disclosure satisfy that the use demand under multi-state.
Primary mirror cell is fixed with primary mirror by six adhesive spots of outer circumference surface with primary mirror cell, coordinates the auxiliary of primary mirror back
Support component is helped, the security that optical antenna uses in a variety of contexts can be ensured；Primary mirror cell's rear end face and primary mirror cell's backboard
It is connected, on primary mirror cell's backboard during mounted lens component, system possesses the function of laser communication optical antenna, pacifies on primary mirror cell's backboard
When filling spectrum groupware, system possesses the function of auto-collimation collimator, and lens subassembly can conveniently be replaced peace with spectrum groupware
Dress.
The application of multifunction laser communication optics antenna, multiple subordinate optical transmitter and receiver acted as reference mutual, mutually demarcation can be made, greatly
It is big to improve dress school and debugging efficiency, laser communication load tool is of great significance.
Brief description of the drawings
Fig. 1 is the structural representation when present invention realizes laser communication optical antenna function.
Fig. 2 is the structural representation when present invention realizes auto-collimation collimator function.
Fig. 3 is primary mirror auxiliary support assemblies profile of the present invention.
Fig. 4 is primary mirror auxiliary support assemblies stereogram of the present invention.
Fig. 5 is lens subassembly structural representation of the present invention.
Fig. 6 is spectrum groupware structural representation of the present invention.
Fig. 7 is spectrum groupware structural representation of the present invention.
Fig. 8 is injecting glue groove distribution schematic diagram of the present invention.
Fig. 9 is that connecting hole schematic diagram is arranged on mounting hole site part of the present invention.
Figure 10 is mounting hole site modular construction schematic diagram of the present invention.
Figure 11 is use state diagram when the present invention realizes laser communication optical antenna function.
Use state diagram when Figure 12 is auto-collimation collimator function of the present invention.
Wherein：1 looks in the distance unit；11 primary mirrors；12 primary mirror cells；121 annular diaphragms；13 primary mirror cell's backboards；131 hollow holes；132
Mounting hole site part；133 lens subassembly mounting screw holes；134 lens subassembly dowel holes；135 spectrum groupware mounting screw holes；
136 spectrum groupware dowel holes；14 primary mirror auxiliary support assemblies；141 Auxiliary support disks；142 ball studs；143 pressing plates；15 times
Mirror assembly；16 injecting glue grooves；17 primary mirror positioning spigots；2 lens subassemblies；21 lens barrels；22 optical mirror slips；23 repair and grind spacer ring；Pressed before 24
Circle；Trim ring after 25；3 spectrum groupwares；31 cameras；32 camera connection rings；33 focusing sleeves, 34 prism tables, 35 optical fiber mounting cylinders, 36
Optical fiber head, 37 fiber bench, 38 fiber bench installed parts；39 pads；311 camera fixed mounts.
Embodiment
Below in conjunction with the accompanying drawings to the detailed description of the invention：
Embodiment 1
A kind of multi-purpose laser communication optics antenna system, including unit 1 of looking in the distance, lens subassembly 2 and spectrum groupware 3, its
In unit 1 of looking in the distance include primary mirror 11, primary mirror cell 12, primary mirror cell's backboard 13, primary mirror auxiliary support assemblies 14 and secondary mirror assembly 15, its
The middle front end face of primary mirror cell 12 is extended at time mirror assembly 14, and by the mechanical interface in primary mirror cell 12 and time mirror assembly 14
" disc type " secondary mirror holder is fixedly connected, and secondary mirror is fixed on time mirror holder by sub-mirror seat, the rear end face of primary mirror cell 12 and primary mirror cell's backboard
13 are connected by seam and are fixed by screw, are coordinated by seam and be ensure that primary mirror cell 12 and the machine of primary mirror cell's backboard 13
Tool axle is coaxial, as shown in Figure 8, it is characterised in that being uniformly arranged 6 width on the rear end face inner radial direction of primary mirror cell 12 is
4mm, depth be 1mm injecting glue groove 16, by injecting glue groove 16 carry out injecting glue by primary mirror 11 cementing in primary mirror cell 12, primary mirror 11
Middle part is hollow, and the middle part of primary mirror cell's backboard 13 be hollow hole 131, the diameter of hollow hole 131 with the middle part of primary mirror 11 in vacancy Kong Zhi
Footpath is identical, and primary mirror 11 controls the axiality of optical axis and mechanical axis with primary mirror cell 12 by primary mirror positioning spigot 17, such as Fig. 1 institutes
Show, three groups of primary mirror auxiliary support assemblies 14 are supported to primary mirror 11, the one side of each of which group primary mirror auxiliary support assemblies 14
It is in contact with primary mirror 11, carries out float support, another side is threadably secured with primary mirror cell's backboard 13 and is connected, such as Fig. 9,10
It is shown, mounting hole site part 132 is provided with hollow hole 131 in the middle part of the lateral surface of primary mirror cell's backboard 13, mounting hole site part 132 is
Square and its middle part are provided with the hole with hollow hole 131 with diameter, and hole position part 132, installation is fixedly mounted after two hole alignment
On hole position part 132 around hollow hole 131 be provided with according to the lens subassembly mounting screw holes 133 of four angles of square distribution with
And the two lens subassembly dowel holes 134 set at 132 1 jiaos of mounting hole site part along the tangential direction of hollow hole 131,
Spectrum groupware mounting screw holes 135 is provided with the corner of mounting hole site part 132, it is right in lens subassembly dowel hole 134
The tangential direction of hollow hole 131 is provided with two spectrum groupware dowel holes on one jiao of the mounting hole site part 132
136；As shown in figure 1, when needing to realize laser communication optical antenna function, lens subassembly 2 is passed through into primary mirror cell's backboard 13 simultaneously
Vacancy in the middle part of primary mirror 11 is stretched into, is positioned and by saturating by the lens subassembly dowel hole 134 on mounting hole site part 132
Mirror assembly mounting screw holes 133 is bolted on primary mirror cell's backboard 13 and pad 211 is provided with junction；As shown in Fig. 2
When needing to realize auto-collimation collimator function, spectrum groupware 3 is positioned by the spectrum groupware on mounting hole site part 132
Pin-and-hole 136 is positioned and is bolted to by spectrum groupware mounting screw holes 135 on primary mirror cell's backboard 13.
As shown in figure 5, described lens subassembly 2 includes lens barrel 21, optical mirror slip 22 and repaiies and grind spacer ring 23, wherein lens barrel 21
Boss is internally provided with, optical mirror slip carries out axially position by boss and is arranged in lens barrel 21, and the spacing of optical mirror slip 22 is led to
Cross to repair and grind spacer ring 23 and be adjusted, preceding trim ring 24 and rear trim ring 25 are separately positioned on the optical mirror slip 22 of front end above and finally
It is fixedly connected respectively behind the optical mirror slip 22 at end and with lens barrel 21, for compressing optical mirror slip 22；In use, lens barrel 21 passes through
Primary mirror cell's backboard 13 simultaneously stretches into vacancy in the middle part of primary mirror 11, and the end of lens barrel 21 is enclosed eaves and is stuck on primary mirror cell's backboard 13, and leads to
The lens subassembly dowel hole 134 on mounting hole site part 132 crossed on primary mirror cell's backboard 13 positions, and is installed by lens subassembly
Screw hole 133 is bolted on the lateral surface of primary mirror cell's backboard 13, and pad 211 is provided with junction.
As shown in Figure 6,7, described spectrum groupware 3 includes camera 31, camera connection ring 32, focusing sleeve 33, prism table
34th, optical fiber mounting cylinder 35, optical fiber head 36, fiber bench 37, fiber bench installed part 38 and pad 39；Wherein camera 31 is put by screw thread
In in camera connection ring 32 and fixed, camera connection ring 32, which is placed on focusing sleeve 33, to be realized and is connected so that camera 31 can
To be slided by the axial direction for being directed at focusing sleeve 33 of camera connection ring 32, the adjustment of the focal plane of camera 31 is carried out；Focusing
Sleeve 33 is threadedly secured on prism table 34, and one end that prism table 34 is used to be connected with primary mirror cell's backboard 13 is provided with prism
Seat cushion piece 341, prism table 34 are positioned by spectrum groupware dowel hole 136 with prism table pad 341 and pacified by spectrum groupware
Cartridge screw hole 135 is bolted on primary mirror cell's backboard 13, and camera fixed mount 311 then is fixed on into prism table 34 and camera 31
On；The side of optical fiber mounting cylinder 35 is fixed on prism table 34, and opposite side, which is linked in sequence, pad 39, fiber bench installed part 38, light
Fine seat 37 and optical fiber head 36, are fixedly connected between pad 39, fiber bench installed part 38, fiber bench 37 and optical fiber head 36, lead to
Cross to set to repair between fiber bench 37 and optical fiber head 36 and grind pad and can adjust the defocus of the front and back position of optical fiber head 36, i.e. light source
Amount.
As shown in Figure 1, 2, the described indoor design of primary mirror cell 12 has multiple annular diaphragms 121.
As shown in figure 3, described primary mirror auxiliary support assemblies 14 include：Auxiliary support disk 141, ball stud 142 and pressure
Plate 143, wherein Auxiliary support disk 141 are fixedly connected with pressing plate 143, and auxiliary is stretched into the bulb end of ball stud 142 through pressing plate 143
In support plate 141, the stud end of ball stud 142 is fixedly connected with primary mirror cell's backboard 13, and Auxiliary support disk 141 is close to during use
Primary mirror 11 is supported；Primary mirror auxiliary support assemblies 14 adjust the phase of primary mirror auxiliary support assemblies 14 by rotating ballhead stud 142
For the support force of primary mirror 11, the bulb part of ball stud 142 can be protected for position and then change for primary mirror cell's backboard 13
The moment of card Auxiliary support disk 141 is brought into close contact with primary mirror 11, makes back pretightning force always perpendicular to the back side direction of primary mirror 11.
Primary mirror cell and primary mirror cell's backboard are processed using the higher titanium alloy of specific stiffness, and primary mirror chooses H-K9L glass
Material of the glass as primary mirror, secondary mirror use indium steel from devitrified glass as material, sub-mirror seat, and remaining material uses aluminium alloy.
Claims (5)
1. a kind of multi-purpose laser communication optics antenna system, including unit of looking in the distance (1), lens subassembly (2) and spectrum groupware
(3), wherein unit of looking in the distance (1) includes primary mirror (11), primary mirror cell (12), primary mirror cell's backboard (13), primary mirror auxiliary support assemblies
(14) and time mirror assembly (15), wherein primary mirror cell (12) front end face extends to time mirror assembly (15) place, and passes through primary mirror cell (12)
On mechanical interface be fixedly connected with " disc type " secondary mirror holder in time mirror assembly (15), secondary mirror is fixed on time mirror holder by sub-mirror seat
On, primary mirror cell's (12) rear end face is connected and fixed by seam with primary mirror cell's backboard (13), it is characterised in that primary mirror cell
(12) several injecting glue grooves (16) have been uniformly arranged on rear end face inner radial direction, will be main by carrying out injecting glue to injecting glue groove (16)
Mirror (11) is cementing in primary mirror cell (12), hollow in the middle part of primary mirror (11), is hollow hole (131) in the middle part of primary mirror cell's backboard (13), in
The diameter of emptying aperture (131) is identical with the bore dia in vacancy in primary mirror (11) middle part, and primary mirror (11) passes through master with primary mirror cell (12)
Mirror positioning spigot (17), which is connected, controls the axiality of optical axis and mechanical axis, and multigroup primary mirror auxiliary support assemblies (14) are to primary mirror
(11) it is supported, the one side of each of which group primary mirror auxiliary support assemblies (14) is in contact with primary mirror (11), is floated
Support, another side are fixedly connected with primary mirror cell's backboard (13), and hollow hole (131) place is set in the middle part of primary mirror cell's backboard (13) lateral surface
Mounting hole site part (132) is equipped with, the hole with hollow hole (131) with diameter, two holes are provided with the middle part of mounting hole site part (132)
Hole position part (132) is fixedly mounted after alignment, lens subassembly mounting screw holes (133) is provided with mounting hole site part (132)
And lens subassembly dowel hole (134), spectrum groupware mounting screw holes (135) is additionally provided with mounting hole site part (132)
And spectrum groupware dowel hole (136)；When needing to realize laser communication optical antenna function, lens subassembly (2) is passed through
Primary mirror cell's backboard (13) and the middle vacancy for stretching into primary mirror (11), positioned by lens subassembly dowel hole (134) and pass through lens
Component mounting screw holes (133) is bolted on primary mirror cell's backboard (13)；When needing to realize auto-collimation collimator function,
Spectrum groupware (3) is positioned by spectrum groupware dowel hole (136) and connected by spectrum groupware mounting screw holes (135) bolt
It is connected on primary mirror cell's backboard (13).
A kind of 2. multi-purpose laser communication optics antenna system according to claim 1, it is characterised in that described lens
Component (2) includes lens barrel (21), optical mirror slip (22) and repaiied to grind spacer ring (23), and wherein lens barrel (21) is internally provided with boss, light
Learn eyeglass (22) and axially position is carried out in lens barrel (21) by boss, the spacing of optical mirror slip (22) grinds spacer ring by repairing
(23) it is adjusted, preceding trim ring (24) is fixedly connected with lens barrel (21) respectively with rear trim ring (25), for compressing optical mirror slip
(22)。
A kind of 3. multi-purpose laser communication optics antenna system according to claim 1, it is characterised in that described light splitting
Component (3) includes camera (31), camera connection ring (32), focusing sleeve (33), prism table (34), optical fiber mounting cylinder (35), light
Fine head (36), fiber bench (37), fiber bench installed part (38) and pad (39)；Wherein camera (31) is placed in camera connection ring (32)
Go up and fix, camera connection ring (32), which is placed on focusing sleeve (33), realizes mating connection so that camera (31) can pass through phase
The axial direction for being directed at focusing sleeve (33) of machine connection ring (32) slides, and carries out the adjustment of camera (31) focal plane；Focusing sleeve
Cylinder (33) is fixed on prism table (34), and one end that prism table (34) is used to be connected with primary mirror cell's backboard (13) is provided with prism table
Pad (341), prism table (34) are positioned by spectrum groupware dowel hole (136) with prism table pad (341) and pass through light splitting
Component mounting screw holes (135) is bolted on primary mirror cell's backboard (13), and camera fixed mount (311) is fixed on prism table (34)
With on camera (31)；Optical fiber mounting cylinder (35) side is fixed on prism table (34), and opposite side, which is linked in sequence, pad (39), light
Fine seat installed part (38), fiber bench (37) and optical fiber head (36), by being set between fiber bench (37) and optical fiber head (36)
Repair and grind pad and can adjust the front and back position of optical fiber head (36).
A kind of 4. multi-purpose laser communication optics antenna system according to claim 1, it is characterised in that described primary mirror
Room (12) is internally provided with multiple annular diaphragms (121).
A kind of 5. multi-purpose laser communication optics antenna system according to claim 1, it is characterised in that described primary mirror
Auxiliary support assemblies (14) include：Auxiliary support disk (141), ball stud (142) and pressing plate (143), wherein Auxiliary support disk
(141) it is fixedly connected with pressing plate (143), Auxiliary support disk (141) is stretched into ball stud (142) bulb end through pressing plate (143)
In, ball stud (142) stud end is connected with primary mirror cell's backboard (13), and Auxiliary support disk (141) is close to primary mirror during use
(11) it is supported.
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| CN201710849945.4A CN107577028B (en) | 2017-09-20 | 2017-09-20 | Multipurpose laser communication optical antenna system |
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