CN204203611U - Space camera main supporting structure - Google Patents
Space camera main supporting structure Download PDFInfo
- Publication number
- CN204203611U CN204203611U CN201420546876.1U CN201420546876U CN204203611U CN 204203611 U CN204203611 U CN 204203611U CN 201420546876 U CN201420546876 U CN 201420546876U CN 204203611 U CN204203611 U CN 204203611U
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- CN
- China
- Prior art keywords
- flange
- support tube
- main supporting
- supporting structure
- camera main
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
Links
- 230000008719 thickening Effects 0.000 claims abstract description 17
- 238000005728 strengthening Methods 0.000 claims abstract description 13
- 239000002131 composite material Substances 0.000 claims abstract description 10
- 239000000835 fiber Substances 0.000 claims abstract description 9
- 230000003014 reinforcing effect Effects 0.000 claims description 15
- 210000003205 muscle Anatomy 0.000 claims description 11
- 238000005422 blasting Methods 0.000 claims description 10
- 125000006850 spacer group Chemical group 0.000 claims description 9
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 8
- 229910052799 carbon Inorganic materials 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 7
- 230000013011 mating Effects 0.000 claims description 6
- 230000002787 reinforcement Effects 0.000 claims description 6
- 229910001069 Ti alloy Inorganic materials 0.000 claims description 5
- 238000000465 moulding Methods 0.000 claims description 5
- 235000017166 Bambusa arundinacea Nutrition 0.000 abstract 5
- 235000017491 Bambusa tulda Nutrition 0.000 abstract 5
- 241001330002 Bambuseae Species 0.000 abstract 5
- 235000015334 Phyllostachys viridis Nutrition 0.000 abstract 5
- 239000011425 bamboo Substances 0.000 abstract 5
- 238000009434 installation Methods 0.000 abstract 1
- 238000010276 construction Methods 0.000 description 3
- 229920000049 Carbon (fiber) Polymers 0.000 description 2
- 239000004917 carbon fiber Substances 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 229910001374 Invar Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
Landscapes
- Moulding By Coating Moulds (AREA)
Abstract
The utility model provides a space camera main tributary bearing structure, set up the revolving stage flange in supporting a stack shell both sides including supporting a section of thick bamboo, preceding flange, rear flange and symmetry, support a section of thick bamboo and be carbon-fibre composite laminated board structure, revolving stage flange mounting is at the first back of supporting a section of thick bamboo, and the position of installation revolving stage flange is provided with the thickening layer, and the stack shell middle part of supporting a section of thick bamboo is provided with the hoop strengthening rib, is provided with the axial strengthening rib between the front end of supporting a section of thick bamboo and the thickening layer. The utility model discloses can obtain great rigidity and intensity under the condition of less weight.
Description
Technical field
The utility model relates to a kind of space camera main supporting structure, particularly relates to the thin-walled cartridge type main supporting structure of a kind of high rigidity, high strength.
Background technology
Long-focus High Resolution Space Camera in engineer applied more adopts three-mirror reflection formula optical system structure, and the distance between its primary and secondary mirror is comparatively large, and site error requires strict, needs high rigidity and the high strength syndeton that quality is lighter again simultaneously.The main supporting structure that traditional camera connects primary and secondary mirror mostly is invar material, and quality is excessive; Carbon fibre material is because its density is little, rigidity is high, thermal expansivity designability is widely applied in the design of camera main supporting structure.
Utility model content
The utility model provides a kind of space camera main supporting structure be applied on turntable, and this structure has the feature of high specific stiffness and high structural stability.
Technical solution of the present utility model is as follows:
A kind of space camera main supporting structure, comprise support tube, forward flange and rear flange, described support tube is carbon fibre laminate composites structure, and its special character is:
Also comprise the turntable flange being symmetricly set on support tube stack shell both sides, described turntable flange is arranged on the latter half of of support tube, the position of installing turntable flange is provided with thickening layer, the stack shell middle part of described support tube is provided with modal circumferential stiffening rib, is provided with shaft orientation reinforcing rib between the front end of described support tube and thickening layer.
The outside surface of above-mentioned thickening layer is with the face of cylinder of the support tube central shaft cylinder that is axle center.
Above-mentioned shaft orientation reinforcing rib has two, and the interval between two reinforcements is about the width of a turntable flange,
Described main supporting structure also comprises and is arranged on the short local strengthening muscle of between two shaft orientation reinforcing ribs two, and the end of described local strengthening muscle is fixedly connected with modal circumferential stiffening rib.
The section of above-mentioned shaft orientation reinforcing rib, modal circumferential stiffening rib and local strengthening muscle is all in ⊥ shape, ⊥ shape-Bu You ∣ portion divides equally the thickness forming Suo Shu ∣ portion and is-the twice of portion's thickness along whole length direction certain depth of riving, the material of described shaft orientation reinforcing rib, modal circumferential stiffening rib and local strengthening muscle be also carbon fibre composite and together with support tube curing molding.
Above-mentioned support tube also comprises the multiple baffle vanes being arranged on and arranging vertically in support tube, the material of described baffle vane be also carbon fibre composite and together with support tube curing molding.
Above-mentioned support tube also comprises turnup structure, described turnup structure is be arranged on the flange that support tube two ends radially outward arrange along stack shell, the all L-shaped structure of xsect of described forward flange and rear flange, described support tube forms seam fit structure with forward flange and rear flange by flange and L shape structure respectively.
The front end face of above-mentioned support tube and rear end face are blasting treatment face, and the mating surface of described forward flange and rear flange and support tube is also blasting treatment face, and described support tube carries out cementing with forward flange and rear flange respectively, re-uses screw and carry out fastening after cementing.
The position of above-mentioned support tube being installed turntable flange is blasting treatment face, and the surface of contact of described turntable flange and support tube is blasting treatment face, and described support tube and turntable flange carry out cementing, re-uses screw and carry out fastening after cementing.
Above-mentioned flange also comprises the profiled spacer be arranged between screw and support tube, and the mating surface of described profiled spacer and thickening layer is the face of cylinder, is plane with the mating surface of screw.
Above-mentioned forward flange, rear flange and turntable flange are titanium alloy flange.
Compared with prior art, advantage is the utility model:
1, the main support tube of the utility model adopts high modulus carbon fiber material to make, turntable flange is directly connected with stack shell, for ensureing high specific stiffness and the structural stability of supporting construction, the utility model arranges axis, modal circumferential stiffening rib and local strengthening muscle at the ad-hoc location at support tube, and at stressed larger local partial thickening, significantly reduce weight; By the optimization to carbon fiber barrel structure and ply stacking-sequence, larger Rigidity and strength can be obtained when lower weight.
2, between the utility model support tube and flange by the cementing and two kinds of connected modes that are spirally connected, simple and reliable, adopt titanium alloy flange, when assembling with miscellaneous part at main supporting structure and miscellaneous part junction, finishing is carried out to titanium alloy flange, improves machining precision and assembly precision.
Accompanying drawing explanation
Fig. 1 is the assembling relationship figure of the utility model structure and primary mirror parts and secondary mirror element;
Fig. 2 is camera and turntable assembling relationship figure;
Fig. 3 is the three-dimensional view of main supporting structure;
Fig. 4 is the front view of main supporting structure;
Fig. 5 is the side view of main supporting structure;
The sectional view that the structural drawing that Fig. 6-1 is forward flange, Fig. 6-2 are forward flange;
Fig. 7-1 is the structural drawing of rear flange; Fig. 7-2 is the sectional view of rear flange;
Fig. 8 is the cut-open view of support tube;
Fig. 9 is the partial view of support tube;
Figure 10-1, Figure 10-2 are the different views of turntable flange;
Figure 11 is profiled spacer;
Wherein Reference numeral is: 1-space camera main supporting structure, 2-mirror element, 3-primary mirror parts, 4-turret systems, 11-forward flange, 12-support tube, 13-rear flange, 14-turntable flange, 15-profiled spacer, 16-modal circumferential stiffening rib, 17-shaft orientation reinforcing rib, 18-local strengthening muscle, 19-baffle vane.
Embodiment
Below in conjunction with accompanying drawing, the utility model is elaborated.
As shown in Figure 1, space camera thin-walled cartridge type main supporting structure 1 provided by the utility model, one end connects time mirror element 2, and one end connects primary mirror parts 3, the high precision alignment relation of primary mirror parts and secondary mirror element can be met, be easy to again assembling simultaneously and there is lighter quality.
The utility model and time mirror element and primary mirror parts are arranged on turntable after assembling as shown in Figure 2.
As in Figure 3-5, the utility model space camera main supporting structure, comprise forward flange 11, support tube 12, rear flange 13 and two turntable flanges 14, wherein support tube 12 is laid by laminate and is formed, laminate is formed by the laying of certain laying quantity, laying angle and ply stacking-sequence by carbon fibre composite lamina, optimized by laying, make one-piece construction can the different axial rigidity of corresponding different load design and hoop rigidity; Axially 0 expansion can be accomplished by laying optimization simultaneously, ensure primary and secondary mirror interval.
In order to farthest improve the rigidity of structure of main supporting structure; The utility model carries out complex optimum to the axial location of support tube 12 external cylindrical surface modal circumferential stiffening rib and the size of turntable flange 4, turntable flange is arranged on the latter half of of stack shell, the position of installing turntable flange is provided with thickening layer, the stack shell middle part of support tube is provided with modal circumferential stiffening rib 16, is provided with shaft orientation reinforcing rib 17 between the front end of support tube 12 and thickening layer.
Because the weight of whole camera is born by two turntable flanges, for increasing connection reliability, the face of cylinder that the surface of the utility model thickening layer is is axle center with support tube central shaft.
Further, between the thickening layer of the utility model support tube every side turntable flange and the front end of support tube shaft orientation reinforcing rib have two, article two, the interval between reinforcement is about the width of a mounting flange, two short axially local reinforcements 18 are provided with between two shaft orientation reinforcing ribs, one end of local strengthening muscle is fixedly connected with modal circumferential stiffening rib, strengthen local stiffness, reduce stress and concentrate, improve one-piece construction rigidity.
Further, modal circumferential stiffening rib and the shaft orientation reinforcing rib section of support tube 2 external cylindrical surface of the present utility model are " ┸ " shape, be connected with support tube outer wall again after thickness direction is divided into two parts by certain thickness reinforcement, the advantage of this structure is that strength of joint is high, and support tube uniform force.
The inner headed face of further support tube of the present utility model 2 is designed with thin-walled baffle vane 19 vertically, can play the effect of modal circumferential stiffening rib, improve the rigidity of structure while eliminate stray light.
Support tube of the present utility model, all reinforcements, baffle vane and thickening layer integral solidifying together, structural integrity is better, and integral rigidity is better.
Further, support tube 12 of the present utility model after integral heat pressure curing molding with forward flange 11, rear flange 13 and turntable flange 14 by cementing and be spirally connected and be assembled together, ensure that strength of joint and connect homogeneity; Before cementing, blasting treatment is carried out to the bonding plane of forward flange 11 and rear flange 13 and support tube 12, improve bonding strength.
As shown in Figure 6, Figure 7, in order to increase bond area further, the utility model forward flange 11 and rear flange 13 section are L shape, when assembling with composite material support cylinder 12, bond together with the front/rear end of support tube 12 and the flange face of cylinder.
In order to improve connection reliability, the utility model turntable flange 14 is connected by epoxide-resin glue and 22 attachment screws with support tube 12, in the pre-connection, blasting treatment is carried out to the bonding plane on turntable flange 14 and the support tube 12 thickening layer face of cylinder, improve bonding strength.For ensureing the reliability that screw connects further; Turntable flange 14 and arrange a profiled spacer 15 between support tube 12 attachment screw and support tube 12, profiled spacer 15 side is the face of cylinder identical with support tube 12 inwall, and opposite side is plane, improves the reliability that screw connects.Turntable flange 14 of the present utility model and profiled spacer 15 are made up of titanium alloy material.
After above-mentioned forward flange 11 and rear flange 13, turntable flange 14 have all been connected with composite material support cylinder 12, to the end face of forward flange 11, rear flange 13 and carry out finishing with the face of cylinder of secondary mirror element and primary mirror part fits, obtain high quality of fit, ensure the high precision alignment relation between primary and secondary mirror; When camera is installed, turntable flange 14 is connected by 8 M8 screws with turntable, and for reducing the unbalanced moments of camera when turntable shaft is rotated, the circle center line connecting of each 8 the M8 screw setting circles on two turntable flanges 14 is by camera center of gravity; After camera entirety has been assembled, measure the centre of gravity place of camera, joined and beat attachment screw hole; By the finishing of the end face to above-mentioned turntable flange 14, ensure the assembly precision of camera and turntable.
Claims (10)
1. a space camera main supporting structure, comprises support tube, forward flange and rear flange, and described support tube is carbon fibre laminate composites structure, it is characterized in that:
Also comprise the turntable flange being symmetricly set on support tube stack shell both sides, described turntable flange is arranged on the latter half of of support tube, the position of installing turntable flange is provided with thickening layer, the stack shell middle part of described support tube is provided with modal circumferential stiffening rib, is provided with shaft orientation reinforcing rib between the front end of described support tube and thickening layer.
2. space camera main supporting structure according to claim 1, is characterized in that: the outside surface of described thickening layer is with the face of cylinder of the support tube central shaft cylinder that is axle center.
3. space camera main supporting structure according to claim 1 and 2, is characterized in that: described shaft orientation reinforcing rib has two, the interval between two reinforcements is about the width of a turntable flange,
Described main supporting structure also comprises and is arranged on the short local strengthening muscle of between two shaft orientation reinforcing ribs two, and the end of described local strengthening muscle is fixedly connected with modal circumferential stiffening rib.
4. space camera main supporting structure according to claim 3, it is characterized in that: the section of described shaft orientation reinforcing rib, modal circumferential stiffening rib and local strengthening muscle is all in ⊥ shape, ⊥ shape-Bu You ∣ portion divides equally the thickness forming Suo Shu ∣ portion and is-the twice of portion's thickness along whole length direction certain depth of riving, the material of described shaft orientation reinforcing rib, modal circumferential stiffening rib and local strengthening muscle be also carbon fibre composite and together with support tube curing molding.
5. space camera main supporting structure according to claim 4, it is characterized in that: described support tube also comprises the multiple baffle vanes being arranged on and arranging vertically in support tube, the material of described baffle vane be also carbon fibre composite and together with support tube curing molding.
6. space camera main supporting structure according to claim 5, it is characterized in that: described support tube also comprises turnup structure, described turnup structure is be arranged on the flange that support tube two ends radially outward arrange along stack shell, the all L-shaped structure of xsect of described forward flange and rear flange, described support tube forms seam fit structure with forward flange and rear flange by flange and L shape structure respectively.
7. space camera main supporting structure according to claim 6, it is characterized in that: the front end face of described support tube and rear end face are blasting treatment face, the mating surface of described forward flange and rear flange and support tube is also blasting treatment face, described support tube carries out cementing with forward flange and rear flange respectively, re-uses screw and carry out fastening after cementing.
8. space camera main supporting structure according to claim 6, it is characterized in that: the position of described support tube being installed turntable flange is blasting treatment face, the surface of contact of described turntable flange and support tube is blasting treatment face, described support tube and turntable flange carry out cementing, re-use screw and carry out fastening after cementing.
9. space camera main supporting structure according to claim 8, is characterized in that: described flange also comprises the profiled spacer be arranged between screw and support tube, and the mating surface of described profiled spacer and thickening layer is the face of cylinder, is plane with the mating surface of screw.
10. space camera main supporting structure according to claim 9, is characterized in that: described forward flange, rear flange and turntable flange are titanium alloy flange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420546876.1U CN204203611U (en) | 2014-09-22 | 2014-09-22 | Space camera main supporting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420546876.1U CN204203611U (en) | 2014-09-22 | 2014-09-22 | Space camera main supporting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204203611U true CN204203611U (en) | 2015-03-11 |
Family
ID=52661552
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420546876.1U Withdrawn - After Issue CN204203611U (en) | 2014-09-22 | 2014-09-22 | Space camera main supporting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204203611U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104267560A (en) * | 2014-09-22 | 2015-01-07 | 中国科学院西安光学精密机械研究所 | Space camera main supporting structure |
| CN112255865A (en) * | 2020-10-30 | 2021-01-22 | 中国科学院长春光学精密机械与物理研究所 | Ultra-light carbon fiber remote sensing camera structure |
-
2014
- 2014-09-22 CN CN201420546876.1U patent/CN204203611U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104267560A (en) * | 2014-09-22 | 2015-01-07 | 中国科学院西安光学精密机械研究所 | Space camera main supporting structure |
| CN104267560B (en) * | 2014-09-22 | 2017-06-27 | 中国科学院西安光学精密机械研究所 | Space camera main supporting structure |
| CN112255865A (en) * | 2020-10-30 | 2021-01-22 | 中国科学院长春光学精密机械与物理研究所 | Ultra-light carbon fiber remote sensing camera structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150311 Effective date of abandoning: 20170627 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20150311 Effective date of abandoning: 20170627 |