CN204721437U - The closed focal plane case of a kind of space camera - Google Patents
The closed focal plane case of a kind of space camera Download PDFInfo
- Publication number
- CN204721437U CN204721437U CN201520357064.7U CN201520357064U CN204721437U CN 204721437 U CN204721437 U CN 204721437U CN 201520357064 U CN201520357064 U CN 201520357064U CN 204721437 U CN204721437 U CN 204721437U
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- focal plane
- front panel
- clamping ring
- connecting stud
- rear board
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Abstract
The utility model relates to the closed focal plane case of a kind of space camera, comprise front panel, sealing clamping ring, connecting cylinder and rear board, one end and the lens flange of front panel are tightly connected, the surrounding of the other end of sealing clamping ring and described front panel closely cooperates, one end of connecting cylinder is fixedly connected with sealing clamping ring and contacts with front panel, the other end of connecting cylinder is fixedly connected with rear board, focal plane circuit board is placed in ante-chamber, the multiple connecting stud groups be arranged in order are provided with in chamber, focal plane circuit board presses solidly on front panel by the connecting stud group near sealing clamping ring, circuit board is fixed with between two connecting stud groups, be fixed on rear board near the rear end of the connecting stud group of rear board.Very easily enter dust and other impurities, heavy technical problem to solve existing focal plane case, originally have highly light-weighted feature, this structure efficiently solves the impurity pollution problem of traditional camera focal plane CCD/CMOS simultaneously.
Description
Technical field
The utility model relates to a kind of structural design of space camera focal plane case, and designed focal plane case has the design features such as closed, light littleization.
Background technology
Traditional camera space focal plane case is just simply fixed on the circuit board at CCD place inside focal plane case, owing to being no less than a layer circuit board in focal plane case, when circuit board is below installed, very easily enter dust and other impurities, time serious, directly affect the imaging effect of camera.Multilayer circuit board needs multiple circuit block when installing, and makes whole focal plane case quite heavy.
Summary of the invention
Dust and other impurities, heavy technical problem is very easily entered in order to solve existing focal plane case, the utility model proposes a kind of enclosed focal plane case of space camera, there is highly light-weighted feature, this structure efficiently solves the impurity pollution problem of traditional camera focal plane CCD/CMOS simultaneously, meets the light littleization requirement of camera space to camera high rigidity, high strength, little quality.
The scheme that the utility model technical solution problem is taked is as follows:
The closed focal plane case of a kind of space camera, its special character is: comprise front panel, sealing clamping ring, connecting cylinder and rear board, one end and the lens flange of described front panel are tightly connected, the surrounding of the other end of described sealing clamping ring and described front panel closely cooperates, one end of described connecting cylinder is fixedly connected with sealing clamping ring and contacts with front panel, the other end of described connecting cylinder is fixedly connected with rear board
Whole focal plane case is divided into ante-chamber and back cavity by described sealing clamping ring, focal plane circuit board is placed in described ante-chamber, the multiple connecting stud groups be arranged in order are provided with in described back cavity, focal plane circuit board presses solidly on front panel by the connecting stud group near sealing clamping ring, be fixed with circuit board between two connecting stud groups, be fixed on rear board near the rear end of the connecting stud group of rear board.
Also comprise four focal planes to repair and cut pad, described focal plane is cut and is repaiied pad between front panel and focal plane circuit board, and four focal planes are repaiied and cut four angles that pad lays respectively at focal plane circuit board.
Each connecting stud group includes four connecting studs.
The front end of above-mentioned connecting stud is external screw thread, and the rear end of connecting stud is internal thread; Connecting stud in rear stage connecting stud group is fixedly connected with the connecting stud one_to_one corresponding in previous stage connecting stud group.
The surrounding of above-mentioned sealing clamping ring is evenly provided with multiple trim ring lug, described rear board is evenly provided with multiple panel lug, the two ends sidewall of described connecting cylinder is evenly provided with multiple screwing through hole, described trim ring lug and panel lug are provided with screw hole, and described connecting cylinder is fixedly connected with rear board respectively at sealing clamping ring by screw.
The contact position of front panel and connecting cylinder, rear board and connecting cylinder is all fastened by sub-buckle, and connector seat and rear board are fastened by sub-buckle.
The material of above-mentioned front panel, connecting cylinder and rear board all adopts aluminium alloy, magnesium alloy or almag.
Screw hole in above-mentioned trim ring lug and panel lug is blind hole.
The advantage that the utility model is compared with prior art had:
1, the utility model metal sealing trim ring seals camera focal plane CCD/CMOS place cavity, solves outside foreign material and enters the problem that focal plane cavity focusing plane pollutes.
2, the screw hole on the utility model sealing clamping ring and rear board all adopts blind hole to design, and prevents screw to have metal fillings to enter the possibility of focal plane case when tightening up.
Be external screw thread before each connecting stud of 3, the utility model focal plane case inside, rear end is internal thread, each connecting stud joins end to end, form cascaded structure, on the basis meeting strength and stiffness requirement, achieve the light littleization design of camera focal plane, reduce camera weight to greatest extent and solve the overweight difficult problem of traditional camera focal plane case.
4, connector seat design in the utility model, utilizing connector seat being fixed on circuit board to external plug-in component, preventing connector load in vibration processes and occurring solder joint obscission; Utilize screw that rear board and connector seat are coupled together simultaneously, prevent vibration inconsistent time, rear board produces vibratory impulse to connector.Adopt sub-buckle design between its connector seat and connector, rear board, prevent electromagnetic leakage.
5, the front panel in the utility model focal plane case and connecting cylinder, rear board and connecting cylinder junction, sub-buckle design is adopted, two parts are fastened by square sub-buckle, both the closure of focal plane case entirety had been met, avoid the pollution problem of focal plane, prevent electromagnetic leakage simultaneously, ensure that the electromagnetic compatibility problem of camera and miscellaneous equipment.
Accompanying drawing explanation
Fig. 1 is camera focal plane case overall structure cutaway view;
Fig. 2 is the explosive view of camera focal plane case;
Fig. 3 is the structural representation of sealing clamping ring;
Fig. 4 is circuit board series connection stud schematic diagram;
Fig. 5 is rear board ledge arrangement schematic diagram;
Fig. 6 is connector holder structure schematic diagram
Fig. 7 is connector seat scheme of installation
Fig. 8 is front panel, sub-buckle structural representation between rear board and connecting cylinder;
Wherein Reference numeral is: 1-front panel, 2-focal plane are repaiied and cut pad, 3-focal plane circuit board, 4-sealing clamping ring, 5-connecting stud one, 6-intermediate circuit plate, 7-connecting stud two, 8-circuit tail plate, 9-connecting stud three, 10-connector seat, 11-connecting cylinder, 12-rear board, 13-trim ring lug, 14-panel lug, 15-connector seat screw hole, 16-connector stand is buckled, 17-rear board screwing through hole, 18-rear board and connector stand are buckled.
Embodiment
As Fig. 1, shown in 2, the closed focal plane case of a kind of space camera, comprise front panel 1, sealing clamping ring 3, connecting cylinder 7 and rear board 8, one end and the lens flange of front panel are tightly connected, the surrounding of the other end of sealing clamping ring and described front panel closely cooperates, one end of connecting cylinder is fixedly connected with sealing clamping ring and contacts with front panel, the other end of connecting cylinder is fixedly connected with rear board, whole focal plane case is divided into ante-chamber and back cavity by sealing clamping ring, focal plane circuit board is placed in ante-chamber, be provided with in back cavity and be arranged in order multiple circuit board, as shown in Figure 4, multiple connecting stud is utilized to carry out fastening, focal plane circuit board and sealing clamping ring press solidly on front panel by the connecting stud group near sealing clamping ring, circuit board is fixed with between two connecting stud groups, be fixed on rear board near the rear end of the connecting stud group of rear board.
Embodiment 1:
Focal plane is cut and is repaiied pad between front panel and focal plane circuit board, and four focal planes are repaiied and cut four angles that pad lays respectively at focal plane circuit board.Focal plane is repaiied and is cut pad and utilize heat-barrier material to make, and both can the perpendicularity of focusing plane and optical axis carry out repairing cutting, the heat that can completely cut off again front panel is delivered on focal plane circuit board.
Embodiment 2:
Adopt focal plane sealing clamping ring that whole focal plane case is divided into former and later two subspaces in focal plane case, ante-chamber installs focal plane circuit board 3, and back space installs other circuit board, adopts connector to connect between circuit board.Ante-chamber is sealed by sealing clamping ring and lens flange, and all mounting screw holes are blind hole, effectively ensures that focal plane case inside there will not be foreign matter.Sealing clamping ring and front panel surrounding closely cooperate, and end face is pressed onto on focal plane circuit board, ensure and the components and parts effective and safe distance on circuit board simultaneously.
Embodiment 3:
As shown in Figure 4, three or more connecting stud group is had: be followed successively by the first connecting stud group 5, second connecting stud group 7 and the 3rd connecting stud group 9.Connecting stud group includes four connecting studs.Be external screw thread before each connecting stud, rear end is internal thread, and each stud joins end to end, and forms cascaded structure, effectively alleviates the overall weight of camera, solve the difficult problem that traditional camera focal plane case is overweight.
Other circuit board of back cavity utilizes connecting stud two and connecting stud three to compress, and stud front end face and front one deck stud rear end face of later layer are fixed other circuit board.
Embodiment 4:
As shown in Figure 3, sealing clamping ring surrounding distributes eight trim ring lugs 13, rear board is also distributed with eight panel lugs 14 (as shown in Figure 5) simultaneously, trim ring lug 13 and panel lug 14 all have tapped blind hole.Connecting cylinder both ends surrounding has sunk screw through hole, closely cooperates with the screw hole on sealing clamping ring and rear board lug.Utilize sunk screw that connecting cylinder is pressed on front panel and rear board.
Embodiment 5:
As shown in Figure 6,7, three screw holes bottom connector seat 10, utilize screw that connector is pressed on circuit tail plate 8, play fixation to connector part.After rear board 12 is installed, then rear board 12 and connector seat 10 are connected by rear board screwing through hole 17 with screw.
Embodiment 6:
The contact position of front panel and connecting cylinder, rear board and connecting cylinder is all fastened by sub-buckle.Connector seat and rear board buckle 16 by connector stand, rear board and connector stand are buckled 18 and fastened (as shown in Figure 8), focal plane case comprise front panel, connecting cylinder, rear board material all adopt aluminium alloy, magnesium alloy or almag.Almag density is low, and intensity is high, efficiently solves in aerospace engineering the light-weighted requirement of device height.
The utility model front panel and connecting cylinder, rear board and connecting cylinder junction adopt sub-buckle design, two parts are fastened by square sub-buckle, both ensure that external impurities can not enter focal plane case, cause the pollution problem of focal plane, prevent electromagnetic leakage simultaneously, ensure that the electromagnetic compatibility problem of camera and miscellaneous equipment.
Claims (8)
1. the closed focal plane case of space camera, it is characterized in that: comprise front panel, sealing clamping ring, connecting cylinder and rear board, one end and the lens flange of described front panel are tightly connected, the surrounding of the other end of described sealing clamping ring and described front panel closely cooperates, one end of described connecting cylinder is fixedly connected with sealing clamping ring and contacts with front panel, the other end of described connecting cylinder is fixedly connected with rear board
Whole focal plane case is divided into ante-chamber and back cavity by described sealing clamping ring, focal plane circuit board is placed in described ante-chamber, the multiple connecting stud groups be arranged in order are provided with in described back cavity, focal plane circuit board presses solidly on front panel by the connecting stud group near sealing clamping ring, be fixed with circuit board between two connecting stud groups, be fixed on rear board near the rear end of the connecting stud group of rear board.
2. the closed focal plane case of space camera according to claim 1, is characterized in that: also comprise four focal planes and repair and cut pad, and described focal plane is cut and repaiied pad between front panel and focal plane circuit board, and four focal planes are repaiied and cut four angles that pad lays respectively at focal plane circuit board.
3. the closed focal plane case of space camera according to claim 1 and 2, is characterized in that: each connecting stud group includes four connecting studs.
4. the closed focal plane case of space camera according to claim 3, is characterized in that: the front end of described connecting stud is external screw thread, and the rear end of connecting stud is internal thread; Connecting stud in rear stage connecting stud group is fixedly connected with the connecting stud one_to_one corresponding in previous stage connecting stud group.
5. the closed focal plane case of space camera according to claim 4, it is characterized in that: the surrounding of described sealing clamping ring is evenly provided with multiple trim ring lug, described rear board is evenly provided with multiple panel lug, the two ends sidewall of described connecting cylinder is evenly provided with multiple screwing through hole, described trim ring lug and panel lug are provided with screw hole, and described connecting cylinder is fixedly connected with rear board respectively at sealing clamping ring by screw.
6. the closed focal plane case of space camera according to claim 5, it is characterized in that: the contact position of front panel and connecting cylinder, rear board and connecting cylinder is all fastened by sub-buckle, connector seat and rear board are fastened by sub-buckle.
7. the closed focal plane case of space camera according to claim 6, is characterized in that: the material of described front panel, connecting cylinder and rear board all adopts aluminium alloy, magnesium alloy or almag.
8. the closed focal plane case of space camera according to claim 7, is characterized in that: the screw hole in described trim ring lug and panel lug is blind hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520357064.7U CN204721437U (en) | 2015-05-28 | 2015-05-28 | The closed focal plane case of a kind of space camera |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520357064.7U CN204721437U (en) | 2015-05-28 | 2015-05-28 | The closed focal plane case of a kind of space camera |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204721437U true CN204721437U (en) | 2015-10-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520357064.7U Expired - Fee Related CN204721437U (en) | 2015-05-28 | 2015-05-28 | The closed focal plane case of a kind of space camera |
Country Status (1)
| Country | Link |
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| CN (1) | CN204721437U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104902155A (en) * | 2015-05-28 | 2015-09-09 | 中国科学院西安光学精密机械研究所 | Closed focal plane box of space camera |
-
2015
- 2015-05-28 CN CN201520357064.7U patent/CN204721437U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104902155A (en) * | 2015-05-28 | 2015-09-09 | 中国科学院西安光学精密机械研究所 | Closed focal plane box of space camera |
| CN104902155B (en) * | 2015-05-28 | 2018-07-03 | 中国科学院西安光学精密机械研究所 | A kind of closed focal plane case of space camera |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151021 Termination date: 20190528 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |