CN104280799A - Gapless corner reflector planar array - Google Patents
Gapless corner reflector planar array Download PDFInfo
- Publication number
- CN104280799A CN104280799A CN201410502823.4A CN201410502823A CN104280799A CN 104280799 A CN104280799 A CN 104280799A CN 201410502823 A CN201410502823 A CN 201410502823A CN 104280799 A CN104280799 A CN 104280799A
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- Prior art keywords
- corner
- cylindrical prism
- planar array
- corner cube
- gapless
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Classifications
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/04—Prisms
- G02B5/045—Prism arrays
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/12—Reflex reflectors
-
- 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
Abstract
The invention provides a gapless corner reflector planar array. The gapless corner reflector planar array comprises a mirror frame, clamping pieces and at least three cylindrical cube-corner prisms with identical boundary dimensions. Each cylindrical cube-corner prism comprises a cylindrical surface and a conical surface opposite to the cylindrical surface. After the cylindrical surfaces of the cylindrical cube-corner prisms are tangent, the cylindrical cube-corner prisms are embedded into the mirror frame in the mode that the cylindrical cube-corner prisms are adjacent to one another. A cavity is defined by the cylindrical cube-corner prisms in the mode that the cylindrical cube-corner prisms are adjacent to one another when the cylindrical surfaces of the cylindrical cube-corner prisms are tangent. The clamping pieces are arranged in the cavity. The corner reflector planar array formed by the cylindrical cube-corner prisms with identical boundary dimensions is a planar array. The gapless corner reflector planar array has the advantages of being high in precision, high in performance, simple in structure and wide in application range.
Description
Technical field
The invention belongs to optical field, relate to a kind of gapless corner reflector planar array, particularly relate to a kind of gapless corner reflector planar array that can be applicable in the high-accuracy position systems such as aerospace spacecrafts rendezvous and high-precision laser range-finding system.
Background technology
In space field, SPACE RENDEZVOUS AND DOCKING TECHNIQUE is Developing Space technology, strengthens a key technology of mankind's exploration and exploiting outer space resource capability, goods and materials can be provided to supply and personnel's transport for space facility.Simultaneously high relative to target marker measuring accuracy, service time is long, determines Technique in Rendezvous and Docking autonomy and technical merit to a certain extent.Therefore the corner reflector of a kind of highly reliable, high precision and long service live is needed to be used as the target marker coordinating optical sensor to complete real-time intersection measurement.
Summary of the invention
In order to solve the above-mentioned technical matters existed in background technology, the invention provides the gapless corner reflector planar array that a kind of high precision, high-performance, structure are simple and applied widely.
Technical solution of the present invention is: the invention provides a kind of gapless corner reflector planar array, its special character is: described gapless corner reflector planar array comprises the identical cylindrical prism of corner cube of picture frame, clamping element and at least 3 physical dimension; The cylindrical prism of corner cube that each physical dimension is identical includes the face of cylinder and the conical surface relative with the face of cylinder; Described at least 3 cylindrical prism of corner cubes are in mode adjacent between two and be embedded in picture frame after the face of cylinder of cylindrical prism of corner cube is tangent; Described at least 3 cylindrical prism of corner cubes are in mode adjacent between two and surround a cavity when the face of cylinder of cylindrical prism of corner cube is tangent; Described clamping element is placed in cavity; The reflector array that the described cylindrical prism of corner cube identical by least 3 physical dimension forms is planar array.
The profile on the outward flange of above-mentioned clamping element and the face of cylinder of cylindrical prism of corner cube is suitable.
The xsect of above-mentioned clamping element is at least in class triangle; Described class triangle comprises three limits around formation; Described class three sides of a triangle are provided with the radian suitable with the profile on the face of cylinder of cylindrical prism of corner cube.
The inside surface of above-mentioned picture frame is provided with the deep-slotted chip breaker step suitable with cylindrical prism of corner cube profile; The deep-slotted chip breaker step of described at least 3 cylindrical prism of corner cubes in mode adjacent between two and by picture frame inside surface after the face of cylinder of cylindrical prism of corner cube is tangent is embedded in picture frame.
Uniformly on the face of cylinder of above-mentioned cylindrical prism of corner cube be provided with step; Described at least 3 cylindrical prism of corner cubes are in mode adjacent between two and be embedded in picture frame by the step of setting uniform on the face of cylinder of cylindrical prism of corner cube and the deep-slotted chip breaker step of picture frame inside surface after the face of cylinder of cylindrical prism of corner cube is tangent.
Above-mentioned gapless corner reflector planar array also comprises the heat insulating mattress be arranged on the cylindrical prism of corner cube conical surface.
Above-mentioned heat insulating mattress is the heat insulating mattress that polyimide material preparation is formed; Described heat insulating mattress is provided with the triangle through hole suitable with the conical surface of cylindrical prism of corner cube; Three summits place of described triangle through hole is provided with waist-shaped hole; Three limits of described triangle through hole and the conical surface of cylindrical prism of corner cube fit tightly; The cross rib at place of the waist-shaped hole on three summits of described triangle through hole and adjacent two conical surfaces of cylindrical prism of corner cube is non-contacting.
Above-mentioned gapless corner reflector planar array also comprises the little trim ring for compressing heat insulating mattress.
Upper gapless corner reflector planar array also comprises rear fender; Described little trim ring is arranged on rear fender; Described rear fender is provided with perforation; The conical surface of described cylindrical prism of corner cube is through perforation; Described clamping element is connected with rear fender.
The inside surface of above-mentioned picture frame also comprises the axis that is arranged on picture frame and is in non-conplane inner chamber flange with deep-slotted chip breaker step; Described rear fender is connected with inner chamber flange by screw.
The invention has the beneficial effects as follows:
The invention provides a kind of gapless corner reflector planar array, this planar array is made up of at least 3 cylindrical prism of corner cubes, picture frame, rear fender, clamping element and trim rings, the physical dimension of 3 cylindrical prism of corner cubes is identical with material, array format is planar array, the face of cylinder of 3 cylindrical prism of corner cubes is tangent, and in array, prism of corner cube orientation is identical.The present invention will at least 3 cylindrical prism of corner cubes according to array request, pass through picture frame, rear fender, clamping element and trim ring are fixed, and cylindrical prism of corner cube is fixed in side, and structure is unobstructed and form a kind of gapless planar array structure to the cylindrical prism of corner cube plane of incidence.The present invention can be applied in the high-accuracy position systems such as aerospace spacecrafts rendezvous and high-precision laser range-finding system, this array is arranged by the gapless of pyramid, carries out reflecting with the imaging realizing monumented point with former incident light parallel direction to complete measurement to incident light.Specifically, the present invention has the following advantages:
1, the present invention is arranged by the gapless of cylindrical prism of corner cube, any two adjacent column shape prism of corner cube centre distance equal pyramid cylindrical radius, fixed by clamping element, the cylindrical prism of corner cube plane of incidence is without blocking, make cylindrical prism of corner cube under the fixed condition of center distance, effective working area is maximum.
2, the invention enables overall light echo hot spot to be effectively polymerized, compared with the reverberator formed with the single cylindrical prism of corner cube of identical working area, weight significantly alleviates.
3, the comprehensive angular difference of single cylindrical prism of corner cube that the present invention uses can reach 5 " within, thus overall precision easily controls.
4, one-piece construction of the present invention does not adopt glue bonded structure, suitable environment wide ranges;
5, relative to using laser for target marker, the present invention, without the need to providing additional energy source, belongs to passive device, can meet the demand in serviceable life more than more than 10 years.
Accompanying drawing explanation
Fig. 1 a and Fig. 1 b is the structural representation of cylindrical prism of corner cube respectively;
Fig. 2 is the structural representation of an embodiment of clamping element of the present invention;
Fig. 3 is the structural representation of heat insulating mattress of the present invention;
Fig. 4 is the planar structure schematic diagram of picture frame of the present invention;
Fig. 5 be the present invention assemble the side-looking structural representation of the gapless corner reflector planar array of formation;
Fig. 6 is the structural representation of the gapless corner reflector planar array that the present invention is formed for 7 cylindrical prism of corner cube assemblings;
Fig. 7 is the rear view of Fig. 6;
Wherein:
The cylindrical prism of corner cube of 1-; 2-picture frame; 3-rear fender; 4-heat insulating mattress; The little trim ring of 5-; 6-clamping element; 7-nut; 8-plain screw; A-inner chamber flange; B-deep-slotted chip breaker step.
Embodiment
See Fig. 5, the invention provides a kind of gapless corner reflector planar array, this gapless corner reflector planar array comprises the identical cylindrical prism of corner cube of picture frame, clamping element and at least 3 physical dimension; The cylindrical prism of corner cube that each physical dimension is identical includes the face of cylinder and the conical surface relative with the face of cylinder; At least 3 cylindrical prism of corner cubes are in mode adjacent between two and be embedded in picture frame after the face of cylinder of cylindrical prism of corner cube is tangent; At least 3 cylindrical prism of corner cubes are in mode adjacent between two and surround a cavity when the face of cylinder of cylindrical prism of corner cube is tangent; Clamping element is placed in cavity and is mutually clamped by cylindrical prism of corner cube; Cylindrical prism of corner cube final the formed reflector array identical by least 3 physical dimension is planar array.
The profile on the outward flange of clamping element and the face of cylinder of cylindrical prism of corner cube is suitable, and the xsect of clamping element is at least in class triangle; See Fig. 2, class triangle comprises three limits around formation; Class three sides of a triangle are provided with the radian suitable with the profile on the face of cylinder of cylindrical prism of corner cube, and clamping element end has screw thread can be connected by nut with rear fender.
See Fig. 4, the inside surface of picture frame is provided with the deep-slotted chip breaker step B suitable with cylindrical prism of corner cube profile; The deep-slotted chip breaker step of at least 3 cylindrical prism of corner cubes in mode adjacent between two and by picture frame inside surface after the face of cylinder of cylindrical prism of corner cube is tangent is embedded in picture frame.The outside surface of picture frame possesses mounting flange, can connect use with external unit.
Uniformly on the face of cylinder of cylindrical prism of corner cube be provided with step; At least 3 cylindrical prism of corner cubes are in mode adjacent between two and be embedded in picture frame by the step of setting uniform on the face of cylinder of cylindrical prism of corner cube and the deep-slotted chip breaker step of picture frame inside surface after the face of cylinder of cylindrical prism of corner cube is tangent.
Gapless corner reflector planar array also comprises the heat insulating mattress be arranged on the cylindrical prism of corner cube conical surface.The all black surface process of the hardware such as picture frame, clamping element surface.
See Fig. 3, heat insulating mattress is the heat insulating mattress that polyimide material preparation is formed; Heat insulating mattress is provided with the triangle through hole suitable with the conical surface of cylindrical prism of corner cube; Three summits place of triangle through hole is provided with waist-shaped hole; Three limits of triangle through hole and the conical surface of cylindrical prism of corner cube fit tightly; The cross rib at place of the waist-shaped hole on three summits of triangle through hole and adjacent two conical surfaces of cylindrical prism of corner cube is non-contacting.
Continue see Fig. 5, gapless corner reflector planar array also comprises the little trim ring for compressing heat insulating mattress.
Gapless corner reflector planar array also comprises the rear fender be arranged between little trim ring and heat insulating mattress; Little trim ring is arranged on rear fender; Rear fender is provided with perforation; Little trim ring is pressed on heat insulating mattress by perforation immediate roof; Clamping element is connected with rear fender.Each prism of corner cube is compressed diagonal cone prism location by extruding heat insulating mattress by little trim ring to carry out fine setting and realizes accuracy requirement.
See Fig. 4, the inside surface of picture frame also comprises the axis that is arranged on picture frame and is in non-conplane inner chamber flange A with deep-slotted chip breaker step; Rear fender is connected with inner chamber flange by screw.
Planar array provided by the present invention is arranged by the gapless of cylindrical prism of corner cube, carries out reflecting with the imaging realizing monumented point with former incident light parallel direction to complete measurement to incident light.
Below, will be described in detail to technical scheme provided by the present invention in conjunction with 7 cylindrical prism of corner cubes, it should be noted that simultaneously, according to technical scheme provided by the present invention, the assembling of planar array can be realized to any amount of at least 3.
This planar array comprises prism of corner cube, clamping element, heat insulating mattress, rear fender, picture frame, plain screw and nut.Prism of corner cube is arranged on picture frame inside by clamping element and rear fender, and objective emission light out penetrates to realize measurement function from the incident reflection through three prism of corner cube faceted pebbles of pyramid front end face from pyramid front end face.
See Fig. 6 and Fig. 7, corner reflector is made up of 7 cylindrical prism of corner cubes, and cylindrical prism of corner cube cylindrical has the uniform step of three punishment cloth; The cylindrical prism of corner cube in outer ring is positioned over by this step on the step of picture frame band deep-slotted chip breaker, and the step of inner ring prism is spacing to it by clamping element nut.
As shown in Figure 5,6 prism of corner cubes 1 are installed in picture frame 2, and cylindrical step shown in prism of corner cube 1 Fig. 1 is affiliated on B place arc groove step shown in picture frame 2 Fig. 4;
As shown in Figure 6,6 clamping elements 6 are placed in 6 prism of corner cubes 1 between two inside seam crossing, clamping element 6 nut is affiliated on prism of corner cube cylindrical step, then is affiliated to the 7th prism of corner cube on clamping element 6 nut by cylindrical step;
As shown in Figure 5, be installed on separately by 7 heat insulating mattress 4 on 7 prism of corner cubes 1, ensure that heat insulating mattress 4 three fillet surfaces and prism of corner cube 1 fit tightly, prism of corner cube 1 tip is exposed and seamed edge does not contact with heat insulating mattress 4;
As shown in Figure 7, rear fender 3 is arranged on picture frame 2 Fig. 4 inner chamber flange A place by 6 plain screws 8; Clamping element 6 and rear fender are connected and fixed by 6 nuts 7, so far clamping element 6 is by being fixed in picture frame with the cylindrical step and rear fender 3 of prism of corner cube 1;
As shown in Figure 5,7 little trim rings 5 compress corresponding 7 place's heat insulating mattress 4 separately by rear fender 3, thus compacting prism of corner cube 1, ensure prism of corner cube and trim ring contactless; And by finely tuning little trim ring to adjust 7 prism of corner cube 1 positions.
This gapless corner reflector planar array is arranged by the gapless of pyramid, can to incident light reflect realize monumented point imaging to complete measurement.
Claims (10)
1. a gapless corner reflector planar array, is characterized in that: described gapless corner reflector planar array comprises the identical cylindrical prism of corner cube of picture frame, clamping element and at least 3 physical dimension; The cylindrical prism of corner cube that each physical dimension is identical includes the face of cylinder and the conical surface relative with the face of cylinder; Described at least 3 cylindrical prism of corner cubes are in mode adjacent between two and be embedded in picture frame after the face of cylinder of cylindrical prism of corner cube is tangent; Described at least 3 cylindrical prism of corner cubes are in mode adjacent between two and surround a cavity when the face of cylinder of cylindrical prism of corner cube is tangent; Described clamping element is placed in cavity; The reflector array that the described cylindrical prism of corner cube identical by least 3 physical dimension forms is planar array.
2. gapless corner reflector planar array according to claim 1, is characterized in that: the profile on the outward flange of described clamping element and the face of cylinder of cylindrical prism of corner cube is suitable.
3. gapless corner reflector planar array according to claim 2, is characterized in that: the xsect of described clamping element is at least in class triangle; Described class triangle comprises three limits around formation; Described class three sides of a triangle are provided with the radian suitable with the profile on the face of cylinder of cylindrical prism of corner cube.
4. the gapless corner reflector planar array according to claim 1 or 2 or 3, is characterized in that: the inside surface of described picture frame is provided with the deep-slotted chip breaker step suitable with cylindrical prism of corner cube profile; The deep-slotted chip breaker step of described at least 7 cylindrical prism of corner cubes in mode adjacent between two and by picture frame inside surface after the face of cylinder of cylindrical prism of corner cube is tangent is embedded in picture frame.
5. gapless corner reflector planar array according to claim 4, is characterized in that: uniformly on the face of cylinder of described cylindrical prism of corner cube be provided with step; Described at least 3 cylindrical prism of corner cubes are in mode adjacent between two and be embedded in picture frame by the step of setting uniform on the face of cylinder of cylindrical prism of corner cube and the deep-slotted chip breaker step of picture frame inside surface after the face of cylinder of cylindrical prism of corner cube is tangent.
6. gapless corner reflector planar array according to claim 5, is characterized in that: described gapless corner reflector planar array also comprises the heat insulating mattress be arranged on the cylindrical prism of corner cube conical surface.
7. gapless corner reflector planar array according to claim 6, is characterized in that: described heat insulating mattress is the heat insulating mattress that polyimide material preparation is formed; Described heat insulating mattress is provided with the triangle through hole suitable with the conical surface of cylindrical prism of corner cube; Three summits place of described triangle through hole is provided with waist-shaped hole; Three limits of described triangle through hole and the conical surface of cylindrical prism of corner cube fit tightly; The cross rib at place of the waist-shaped hole on three summits of described triangle through hole and adjacent two conical surfaces of cylindrical prism of corner cube is non-contacting.
8. gapless corner reflector planar array according to claim 7, is characterized in that: described gapless corner reflector planar array also comprise for compress heat insulating mattress and the little trim ring corresponding with cylindrical prism of corner cube number.
9. gapless corner reflector planar array according to claim 8, is characterized in that: described gapless corner reflector planar array also comprises rear fender; Described little trim ring is arranged on rear fender; Described rear fender is provided with perforation; The conical surface of described cylindrical prism of corner cube is through perforation; Described clamping element is connected with rear fender.
10. gapless corner reflector planar array according to claim 9, is characterized in that: the inside surface of described picture frame also comprises the axis that is arranged on picture frame and is in non-conplane inner chamber flange with deep-slotted chip breaker step; Described rear fender is connected with inner chamber flange by screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410502823.4A CN104280799B (en) | 2014-09-26 | 2014-09-26 | Gapless corner reflector planar array |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410502823.4A CN104280799B (en) | 2014-09-26 | 2014-09-26 | Gapless corner reflector planar array |
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| CN104280799A true CN104280799A (en) | 2015-01-14 |
| CN104280799B CN104280799B (en) | 2016-12-07 |
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| CN201410502823.4A Active CN104280799B (en) | 2014-09-26 | 2014-09-26 | Gapless corner reflector planar array |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2594636C1 (en) * | 2015-07-14 | 2016-08-20 | Акционерное общество "Научно-производственная корпорация "Системы прецизионного приборостроения" (АО "НПК "СПП") | Retroreflective device |
| CN110050214A (en) * | 2016-12-06 | 2019-07-23 | 祥茂光电科技股份有限公司 | Optical element holder with the alignment characteristics for press-in cooperation and the optical sub-assembly using this optical element holder |
| CN111077632A (en) * | 2019-12-30 | 2020-04-28 | 中国人民解放军战略支援部队航天工程大学 | Optical transceiver, prism structure and prism fixing method |
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| CN104280799B (en) | 2016-12-07 |
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