CN103759825A - Fixing device for CCD detector bare chip - Google Patents
Fixing device for CCD detector bare chip Download PDFInfo
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- CN103759825A CN103759825A CN201410012196.6A CN201410012196A CN103759825A CN 103759825 A CN103759825 A CN 103759825A CN 201410012196 A CN201410012196 A CN 201410012196A CN 103759825 A CN103759825 A CN 103759825A
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- detector
- nude film
- pressing plate
- top board
- boss
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Abstract
The invention discloses a fixing device for a CCD detector bare chip, and belongs to the technical field of space remote sensing. The technical problem that a CCD detector bare chip in the prior art cannot be applied to bearing the harsh mechanical environment and the harsh space environment is solved. The fixing device comprises a detector fixing installation base, a first pressing plate and a second pressing plate. A boss is arranged on the detector fixing installation base and matched with the back face of the detector bare chip, inserting needles of the detector bare chip are located on the front side and the back side of the boss, and the first pressing plate and the second pressing plate tightly press and fix the detector bare chip to the detector fixing installation base. The fixing device is simple in structure, convenient to operate, capable of bearing the harsh mechanical environment and the harsh space environment, good in imaging quality and suitable for being applied to space remote sensing and detecting equipment.
Description
Technical field
The present invention relates to a kind of stationary installation of ccd detector nude film, belong to space remote sensing technical field.
Background technology
Space remote sensing technology has all demonstrated the advantage that can not be substituted and good application prospect at aspects such as environmental aspect monitoring and trend predictions.Image device in existing remote sensing equipment, the ccd detectors that adopt more, but the ccd detector that can buy on market use is all the nude film of non-refrigeration, structure as shown in Figure 1, as space remote instrument, in emission process, ccd detector will experience a shock and vibrate, and detector nude film does not have corresponding stationary installation, can not bear harsh mechanical environment, be applied in space remote sensing equipment image quality poor.And there is in the course of the work the loss of power in detector nude film, cause its inner electron device heating, and then make the aging of noise reduction, acceleration electron device, affect image quality and the life-span of detector nude film.
Summary of the invention
The object of the invention is to solve ccd detector nude film in prior art and can not bear harsh mechanical environment and the technical matters of space environment, a kind of stationary installation of ccd detector nude film is provided.
The stationary installation of ccd detector nude film of the present invention, comprises detector fixed mounting, the first pressing plate and the second pressing plate; Described detector fixed mounting is provided with boss, and boss matches and contacts with the back side of detector nude film, and the contact pin of detector nude film is positioned at the both sides, front and back of boss; Described the first pressing plate and the second pressing plate are pressed abd fixed on detector nude film on detector fixed mounting, and the first pressing plate and the second pressing plate region of practising physiognomy of not blocking detector nude film; Described the first pressing plate is comprised of the first top board and the first side plate, the second pressing plate is comprised of the second top board and the second side plate, the first top board and the second top board are pressed on detector nude film on detector fixed mounting, and the first side plate and the second side plate can be individually fixed in the left and right sides of boss.
Further, the periphery of the upper surface of described boss is provided with filler groove, for placing epoxy glue, and bonding fixed detector nude film.
Further, described boss coordinates contact position evenly to smear the heat conduction of one deck heat-conducting glue for detector nude film with the back side of detector nude film.
Further, described the first side plate and the second side plate are fixed on the left and right sides of boss by screw.
Further, the left and right sides of described detector fixed mounting is provided with the groove of up/down perforation.
Further, the back side of described the first top board is provided with the first V-type groove, and the back side of the second top board is provided with the second V-type groove, and the first V-type groove and the second V-type groove, for filler, make the flexible detector nude film that compresses of the first top board and the second top board.
Further, the width of described the first top board and the second top board is all identical with the width of detector nude film.
Further, the both sides of described the first side plate are provided with first step and second step, and the both sides of the second side plate are provided with the 3rd step and the 4th step.
Further, described first step is all identical with the width of detector nude film with the width of the 3rd step, and the width of described second step and the 4th step is all identical with the width of boss.
Beneficial effect of the present invention:
(1) fixture structure of the present invention is simple, easy to operate, adopt two pressing plates that detector nude film flexibility is pressed abd fixed on detector fixed mounting, and can adopt bonding further to reinforce, overcome detector nude film and be applied to space remote sensing technology and impacted or vibrate and make the affected technical matters of image quality, can be applied in completely in space remote sensing field of detecting;
(2) first the heat that stationary installation of the present invention produces nude film conducts to detector fixed mounting through the heat-conducting glue between nude film and detector fixed mounting, conduct to the heat of detector fixed mounting again by conducting on the radiating surface of remote sensing equipment with detector fixed mounting contact site, thereby guarantee hot effective derivation that detector nude film heating power consumption produces, thereby make its steady operation in certain temperature range, guarantee image quality.
Accompanying drawing explanation
Fig. 1 is the structural representation of ccd detector nude film;
Fig. 2 is the structural representation of ccd detector nude film stationary installation;
Fig. 3 is the vertical view of ccd detector nude film stationary installation;
Fig. 4 is that the A-A of Fig. 3 is to sectional view;
Fig. 5 is the structural representation of detector fixed mounting;
Fig. 6 is the structural representation of the first pressing plate;
Fig. 7 is that the B-B of Fig. 6 is to sectional view;
Fig. 8 is the structural representation of the second pressing plate;
Fig. 9 is that the C-C of Fig. 8 is to sectional view;
In figure, 1, detector nude film, 2, detector fixed mounting, 21, boss, 22, filler groove, 23, groove, 3, the first pressing plate, 31, the first top board, 311, the first V-type groove, 32, the first side plate, 321, first step, 322, second step, 4, the second pressing plate, 41, the second top board, 411, the second V-type groove, 42, the second side plate, 421, the 3rd step, 422, the 4th step.
Embodiment
Below in conjunction with accompanying drawing, 1-9 further illustrates the present invention.
The stationary installation of ccd detector nude film of the present invention, comprises detector fixed mounting 2, the first pressing plates 3 and the second pressing plate 4.Wherein, detector fixed mounting 2 is provided with boss 21, boss 21 coordinates and contacts with the back side of detector nude film 1, surface of contact is evenly smeared the heat conduction of one deck heat-conducting glue for detector nude film 1, the contact pin of detector nude film 1 is positioned at the both sides, front and back of boss 21, the periphery of boss 21 upper surfaces is provided with filler groove 22, and for placing epoxy glue bonding fixed detector nude film 1, the quantity of filler groove 22 and width determine according to the size of detector nude film 1; Detector fixed mounting 2 both sides are respectively equipped with the groove 23 of up/down perforation, and groove 23 can be one or more, and groove 23 is for being fixed on the stationary installation that fixes detector nude film 1 again other device.The first pressing plate 3 and the second pressing plate 4 be for detector nude film 1 is pressed abd fixed on to detector fixed mounting 2, and guarantee the region of practising physiognomy that the first pressing plate 3 and the second pressing plate 4 do not block detector nude film 1, the first pressing plate 3 and the second pressing plate 4 are regarded L-type from the side as, the first pressing plate 3 comprises the first top board 31 and the first side plate 32, the first top board 31 and the first side plate 32 integrated moldings, the second pressing plate 4 comprises the second top board 41 and the second side plate 42, the second top boards 41 and the second side plate 42 integrated moldings, the back side of the first top board 31 and the second top board 41 relative with the surface of detector nude film 1 and compress contact, contact position is respectively equipped with the first V-type groove 311 and the second V-type groove 411, the first V-type groove 311 and the second V-type groove 411 are for filler, realizing the first top board 31 and the second top board 41 compresses the flexibility of detector nude film 1, the side of the first side plate 32 and the second side plate 42 is provided with screw hole, after detector nude film 1 viscose completes, by screw, be individually fixed in the left and right sides of boss 21, when needs are dismantled detector nude film 1, can unclamp screw, the first pressing plate 3 and the second pressing plate 4 are taken off, the width of the first top board 31 and the second top board 41 is identical with the width of detector nude film 1, the both sides of the first side plate 32 are provided with first step 321 and second step 322, the both sides of the second side plate 42 are provided with the 3rd step 421 and the 4th step 422, first step 321 is all identical with the width of detector nude film 1 with the width of the 3rd step 421, the width of second step 322 and the 4th step 422 is all identical with the width of boss 21, is alignd with detector nude film 1 and boss 21 in the side of the first pressing plate 3 and the second pressing plate 4.
In present embodiment, the material model of detector fixed mounting 2 is 4J29(according to detector nude film bonding plane material and according to mechanics and thermodynamics, selects the material of detector fixed mounting 2, detector nude film bonding plane material difference, the material of detector fixed mounting 2 is likely different); The material of the first pressing plate 3 and the second pressing plate 4 is the aluminium alloy 7A09 processing of conduction, good heat conduction effect; Heat-conducting glue adopts GD414 heat-conducting glue; The flexible GD414(black that adopts 0.5mm that compresses) glue-line; The anti-glue that send of MS screw thread is smeared in each screw junction; Surface in contact finishing between each part and highly polished.
In present embodiment, in the process of Wear Characteristics of Epoxy Adhesive PIN Junction detector PIN nude film 1, after bonding solidifying, need to pass through stress relief, process is for being warmed up to 30 ℃, be incubated 3 hours, continue to be warmed up to 40 ℃, be incubated 12 hours, be cooled to 30 ℃, be incubated 3 hours, then from high-low temperature chamber, take out after being cooled to 20 ℃ of room temperatures, and then at 20 ℃ of room temperatures standing 24h.
Obviously, the explanation of above embodiment is just for helping to understand method of the present invention and core concept thereof.It should be pointed out that the those of ordinary skill for described technical field, under the premise without departing from the principles of the invention, can also carry out some improvement and modification to the present invention, these improvement and modification also fall in the protection domain of the claims in the present invention.
Claims (9)
- The stationary installation of 1.CCD detector nude film, is characterized in that, comprises detector fixed mounting (2), the first pressing plate (3) and the second pressing plate (4);Described detector fixed mounting (2) is provided with boss (21), boss (21) matches and contacts with the back side of detector nude film (1), and the contact pin of detector nude film (1) is positioned at the both sides, front and back of boss (21);It is upper that described the first pressing plate (3) and the second pressing plate (4) are pressed abd fixed on detector fixed mounting (2) by detector nude film (1), and the first pressing plate (3) and the second pressing plate (4) region of practising physiognomy of not blocking detector nude film (1);Described the first pressing plate (3) is comprised of the first top board (31) and the first side plate (32), the second pressing plate (4) is comprised of the second top board (41) and the second side plate (42), it is upper that the first top board (31) and the second top board (41) are pressed on detector fixed mounting (2) by detector nude film (1), and the first side plate (32) and the second side plate (42) can be individually fixed in the left and right sides of boss (21).
- 2. the stationary installation of ccd detector nude film according to claim 1, it is characterized in that, the upper surface periphery of described boss (21) is provided with filler groove (22), for placing epoxy glue, and bonding fixed detector nude film (1).
- 3. the stationary installation of ccd detector nude film according to claim 1, it is characterized in that, described boss (21) coordinates contact position evenly to smear the heat conduction of one deck heat-conducting glue for detector nude film (1) with the back side of detector nude film (1).
- 4. the stationary installation of ccd detector nude film according to claim 1, is characterized in that, described the first side plate (32) and the second side plate (42) are fixed on the left and right sides of boss (21) by screw.
- 5. the stationary installation of ccd detector nude film according to claim 1, is characterized in that, the left and right sides of described detector fixed mounting (2) is provided with the groove (23) of up/down perforation.
- 6. the stationary installation of ccd detector nude film according to claim 1, it is characterized in that, the back side of described the first top board (31) is provided with the first V-type groove (311), the back side of the second top board (41) is provided with the second V-type groove (411), the first V-type groove (311) and the second V-type groove (411), for filler, make the flexible detector nude film (1) that compresses of the first top board (31) and the second top board (41).
- 7. the stationary installation of ccd detector nude film according to claim 1, is characterized in that, the width of described the first top board (31) and the second top board (41) is all identical with the width of detector nude film (1).
- 8. the stationary installation of ccd detector nude film according to claim 1, it is characterized in that, the both sides of described the first side plate (32) are provided with first step (321) and second step (322), and the both sides of the second side plate (42) are provided with the 3rd step (421) and the 4th step (422).
- 9. the stationary installation of ccd detector nude film according to claim 8, it is characterized in that, described first step (321) is all identical with the width of detector nude film (1) with the width of the 3rd step (421), and the width of described second step (322) and the 4th step (422) is all identical with the width of boss (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410012196.6A CN103759825A (en) | 2014-01-10 | 2014-01-10 | Fixing device for CCD detector bare chip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410012196.6A CN103759825A (en) | 2014-01-10 | 2014-01-10 | Fixing device for CCD detector bare chip |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103759825A true CN103759825A (en) | 2014-04-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410012196.6A Pending CN103759825A (en) | 2014-01-10 | 2014-01-10 | Fixing device for CCD detector bare chip |
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| Country | Link |
|---|---|
| CN (1) | CN103759825A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06160776A (en) * | 1992-11-20 | 1994-06-07 | Fuji Photo Film Co Ltd | Structure for holding optical low-pass filter |
| JPH11118878A (en) * | 1997-10-16 | 1999-04-30 | Nec Eng Ltd | Ic fixing jig |
| CN202004864U (en) * | 2011-03-21 | 2011-10-05 | 深圳市保千里电子有限公司 | Camera and CCD (Charge Coupled Device) positioning device thereof |
| CN102856237A (en) * | 2012-09-05 | 2013-01-02 | 合肥工业大学 | Pin trimming device based on recycled DIP (dual in-line package) type IC (integrated circuit) chip |
-
2014
- 2014-01-10 CN CN201410012196.6A patent/CN103759825A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06160776A (en) * | 1992-11-20 | 1994-06-07 | Fuji Photo Film Co Ltd | Structure for holding optical low-pass filter |
| JPH11118878A (en) * | 1997-10-16 | 1999-04-30 | Nec Eng Ltd | Ic fixing jig |
| CN202004864U (en) * | 2011-03-21 | 2011-10-05 | 深圳市保千里电子有限公司 | Camera and CCD (Charge Coupled Device) positioning device thereof |
| CN102856237A (en) * | 2012-09-05 | 2013-01-02 | 合肥工业大学 | Pin trimming device based on recycled DIP (dual in-line package) type IC (integrated circuit) chip |
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Application publication date: 20140430 |