CN111447343A - Special low temperature protector of camera - Google Patents
Special low temperature protector of camera Download PDFInfo
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- CN111447343A CN111447343A CN202010271971.5A CN202010271971A CN111447343A CN 111447343 A CN111447343 A CN 111447343A CN 202010271971 A CN202010271971 A CN 202010271971A CN 111447343 A CN111447343 A CN 111447343A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B17/00—Details of cameras or camera bodies; Accessories therefor
- G03B17/55—Details of cameras or camera bodies; Accessories therefor with provision for heating or cooling, e.g. in aircraft
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B17/00—Details of cameras or camera bodies; Accessories therefor
- G03B17/56—Accessories
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Aviation & Aerospace Engineering (AREA)
- Accessories Of Cameras (AREA)
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Abstract
The invention discloses a special low-temperature protection device for a camera, which comprises the camera, wherein one end of a fixture block is in compression joint with the camera, the other end of the fixture block is fixed on the inner side surface of an annular cylindrical inner shell, the outer side surface of the annular cylindrical inner shell is sleeved on the inner side surface of an annular cylindrical phase change layer, the outer side surface of the annular cylindrical phase change layer is sleeved on an annular cylindrical heat insulation layer, the side surface of the heat insulation layer, away from the camera, is fixedly provided with an annular fixture block with a rectangular cross section, the inner side surface of the annular cylindrical inner shell is averagely provided with 4 quadrangular clamping grooves, the side surfaces of the quadrangular clamping grooves are provided with quadrangular frustum clamping grooves, one end of the quadrangular frustum clamping grooves, away from the camera, is fixedly provided with an annular clamping piece, one side surface, A fan wheel. The invention can improve the defects of the prior art and ensure the normal application of the camera in a low-temperature environment.
Description
Technical Field
The invention relates to a camera protection device, in particular to a special low-temperature protection device for a camera.
Background
With the improvement of safety consciousness of people, the camera gradually enters the life of people, and simultaneously, higher requirements are put on the camera, and the camera can normally work in a low-temperature environment. However, the prior art generally has the problems of abnormal development failure or complex installation and the like in a low-temperature environment, and the application of the prior art in the low-temperature environment is limited.
Disclosure of Invention
The invention aims to provide a special low-temperature protection device for a camera, which can solve the defects of the prior art and ensure the normal application of the camera in a low-temperature environment.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows.
A low-temperature protection device for a camera comprises the camera, one end of a clamping block is in compression joint with the camera, the other end of the clamping block is fixed on the inner side surface of an annular cylindrical inner shell, the outer side surface of the annular cylindrical inner shell is in sleeve joint with the inner side surface of an annular cylindrical phase change layer, the outer side surface of the annular cylindrical phase change layer is in sleeve joint with an annular cylindrical heat insulation layer, the side surface of the heat insulation layer away from the camera is fixed with an annular clamping block with a rectangular cross section, the annular cylindrical inner shell is averagely provided with 4 quadrangular prism clamping grooves along the inner side surface, the side surface of each quadrangular prism clamping groove is provided with a quadrangular frustum clamping groove, one end of each quadrangular frustum clamping groove away from the camera is fixed with an annular clamping piece, one side surface of the cylindrical glass is in compression joint with the annular clamping, an air outlet guide device is fixed on the inner side surface of the annular cylindrical inner shell opposite to the air inlet guide device, a connecting cable is fixed on the side surface of the camera, the annular cylindrical inner shell comprises an upper semicircular column and a lower semicircular column, the upper semicircular column comprises a first lug plate, a first connecting shaft is fixed at the center of the bottom surface of the first lug plate, the first connecting shaft is connected with a cylindrical pressing handle in a shaft mode, a second connecting shaft is fixed at the bottom surface of the cylindrical pressing handle in a shaft mode, the second connecting shaft is connected with a cylindrical clamping block in a shaft mode, a first semicircular groove is formed in the top surface of the first lug plate, a cuboid clamping block is fixed at one end, close to the upper semicircular column, of the bottom surface of the first lug plate, an arc-shaped rubber bulge is fixed at the bottom surface of the cuboid clamping block, the lower semicircular column comprises a second lug plate, an arc-shaped clamping groove is formed at one end, far away from the lower semicircular, one end of a first spring is connected with the bottom surface of the cylindrical clamping groove, the other end of the first spring is connected with the bottom surface of the circular truncated cone pressing block, a second semi-cylindrical groove is arranged in the center of the top surface of a second lug plate, a cuboid clamping groove is arranged at one end, close to the lower semicircular column, of the top surface of the second lug plate, one end of a first elastic sheet is fixed with the bottom surface of the cuboid clamping groove, an arc-shaped block is fixed at the other end of the first elastic sheet, the arc-shaped block is in compression joint with the arc-shaped rubber protrusion, the clamping block comprises a clamping head which is installed in the quadrangular clamping groove, one end of the arc-shaped supporting block is fixed with the top surface of the quadrangular block, an arc-shaped rubber pad is fixed at the other end of the arc-shaped supporting block, the clamping head comprises a second spring, one end of the second spring is connected with a first quadrangular block, the other end of the second, the bottom surface of the cylindrical inner groove is fixedly provided with an elastic device, the elastic device is provided with a hemispherical inner groove, the annular clamping piece comprises an annular clamping piece body, one end of the annular clamping piece body is fixedly provided with an annular rubber pad, the other end of the annular clamping piece body is fixedly provided with 4 cylindrical supporting rods, the side faces of the cylindrical supporting rods are fixedly provided with hemispherical bulges, the annular rubber pad is in compression joint with the cylindrical glass, and the hemispherical bulges are in compression joint with the hemispherical inner groove.
Preferably, the air inlet guide device is provided with a plurality of arc-shaped guide grooves.
Preferably, the air port guiding device comprises a triangular prism air guide block, and an arc-shaped air guide groove is formed in the side face of the triangular prism air guide block.
Preferably, the impeller comprises a cylindrical impeller, arc-shaped blades are fixed on the side surface of the cylindrical impeller, and auxiliary blades are fixed at the centers of the arc-shaped blades.
Adopt the beneficial effect that above-mentioned technical scheme brought to lie in: the low-temperature environment-friendly camera comprises a camera 1, one end of a fixture block 8 is in compression joint with the camera 1, the other end of the fixture block 8 is fixed on the inner side surface of an annular cylindrical inner shell 4, the outer side surface of the annular cylindrical inner shell 4 is sleeved on the inner side surface of an annular cylindrical phase change layer 3, the outer side surface of the annular cylindrical phase change layer 3 is sleeved on an annular cylindrical heat insulation layer 2, the three-layer structure design realizes the protection effect of the low-temperature environment, meanwhile, when the outside air temperature is too low, an electric fan 9 blows hot air heated by an electric heating device 10 to enter an air inlet guide device 11, the hot air is blown to the camera 1 through an air inlet guide device 12 and a fan impeller 13, then the hot air heats cylindrical glass 15 through an air outlet guide device 7, and when. When the invention is installed, the cylindrical pressing handle 412 is pressed by hand, the cylindrical clamping block 415 slides in the arc-shaped clamping groove 422 and finally slides to the cylindrical clamping groove 428, the first spring 427 bounces the circular truncated cone pressing block 426 and realizes compression joint with the bottom surface of the cylindrical clamping block 415, at the moment, the arc-shaped block 425 and the arc-shaped rubber bulge 417 realize transverse sealing, in the process, on one hand, the arc-shaped rubber pad 83 gradually approaches to the camera 1 and finally realizes elastic compression joint, on the other hand, the second spring 813 pushes the triangular prism clamping block 812 to extrude the second quadrangular frustum clamping block 61, so that the compression joint of the hemispherical bulge 163 and the hemispherical inner groove 64 is realized, and simultaneously, the annular rubber pad 164 is pushed to be compressed and connected with the cylindrical glass 15, thereby realizing longitudinal sealing and realizing one-key installation, the installation is simple, and simultaneously, because the transverse sealing and the longitudinal sealing are, and the cylindrical clamping block 415 slides to the cylindrical clamping groove 428, and meanwhile, the first spring 427 pushes the circular truncated cone pressing block 426 to extrude the cylindrical clamping block 415 and lock the cylindrical clamping block, so that the sealing effect is good. Further, the air intake guide device 11 is provided with a plurality of arc guide grooves 111, a triangular prism air guide block 121, and an arc guide groove 122 is provided on the side surface of the triangular prism air guide block 121, which is favorable for smooth circulation of hot air, and an arc blade 132 is fixed on the side surface of the cylindrical impeller 131, and an auxiliary blade 133 is fixed at the center of the arc blade 132, which is favorable for conveying hot air to the camera 1.
Drawings
FIG. 1 is a block diagram of one embodiment of the present invention.
FIG. 2 is a block diagram of an intake air guide assembly according to an embodiment of the present invention.
Figure 3 is a block diagram of a vent guide in accordance with one embodiment of the present invention.
Fig. 4 is a block diagram of a fan wheel according to an embodiment of the present invention.
FIG. 5 is a front view of the upper half round pillar according to an embodiment of the present invention.
FIG. 6 is a side view of a half round column in accordance with one embodiment of the present invention.
FIG. 7 is a side view of the lower half round post according to one embodiment of the present invention.
Fig. 8 is a structural view of a cartridge according to an embodiment of the present invention.
Fig. 9 is a structural view of a chuck in an embodiment of the present invention.
Fig. 10 is a structural view of a second quadrangular frustum fixture block according to an embodiment of the present invention.
FIG. 11 is a block diagram of a spring assembly in accordance with an embodiment of the present invention.
Fig. 12 is a block diagram of the loop fastener in one embodiment of the invention.
In the figure: 1. a camera; 2. a heat-insulating layer; 3. an annular cylindrical phase change layer; 4. an annular cylindrical inner shell; 5. a quadrangular clamping groove; 6. a rectangular frustum clamping groove; 7. an air outlet guide device; 8. a clamping block; 9. an electric fan; 10. an electric heating device; 11. an air intake guide device; 12. a tuyere guiding device; 13. a fan wheel; 14. connecting a cable; 15. cylindrical glass; 16. an annular clip; 17. an annular fixture block; 111. an arc-shaped diversion trench; 121. a triangular prism air guide block; 122. an arc-shaped air guide groove; 131. a cylindrical impeller; 132. an arc-shaped blade; 133. an auxiliary blade; 41. an upper semicircular ring column; 42. a lower semicircular ring column; 411. a first ear plate; 412. an arc-shaped clamping groove; 413. a first connecting shaft; 414. a second connecting shaft; 415. a cylindrical fixture block; 416. a cuboid fixture block; 417. an arc-shaped rubber bulge; 418. a first semi-cylindrical groove; 421. a second ear panel; 422. an arc-shaped clamping groove; 423. a second semi-cylindrical groove; 424. a rectangular clamping groove; 425. an arc-shaped block; 426. a circular truncated cone pressing block; 427. a first spring; 428. a cylindrical clamping groove; 429. a first spring plate; 81. clamping a head; 82. an arc-shaped supporting block; 83. an arc-shaped rubber pad; 811. a first quadrangular frustum pyramid fixture block; 812. a triangular prism fixture block; 813. a second spring; 61. a second quadrangular frustum pyramid fixture block; 62. a cylindrical inner groove; 63. an elastic device; 64. a hemispherical inner trough; 631. a soft layer; 632. an arc-shaped groove; 633. a cylindrical hard mass; 634. a second elastic sheet; 161. an annular clip body; 162. a cylindrical support rod; 163. a hemispherical protrusion; 164. an annular rubber pad.
Detailed Description
The standard parts used in the invention can be purchased from the market, the special-shaped parts can be customized according to the description and the description of the attached drawings, and the specific connection mode of each part adopts the conventional means of mature bolts, rivets, welding, sticking and the like in the prior art, and the detailed description is not repeated.
Referring to fig. 1-12, one embodiment of the invention includes a camera 1, one end of a fixture block 8 is in compression joint with the camera 1, the other end of the fixture block 8 is fixed on the inner side surface of an annular cylindrical inner shell 4, the outer side surface of the annular cylindrical inner shell 4 is in sleeve joint with the inner side surface of an annular cylindrical phase change layer 3, the outer side surface of the annular cylindrical phase change layer 3 is in sleeve joint with an annular cylindrical heat insulation layer 2, an annular fixture block 17 with a rectangular cross section is fixed on the side surface of the heat insulation layer 2 far away from the camera 1, 4 quadrangular clamping grooves 5 are averagely arranged on the inner side surface of the annular cylindrical inner shell 4, quadrangular clamping grooves 6 are arranged on the side surface of the quadrangular clamping grooves 5, an annular clamping piece 16 is fixed on the end of the quadrangular clamping grooves 6 far away from the camera 1, one side, The camera comprises an electric heating device 10, an air inlet guide device 11, an air outlet guide device 12 and a fan impeller 13, an annular cylindrical inner shell 4 and an air outlet guide device 12, an air outlet guide device 7 is fixed on the inner side surface of the annular cylindrical inner shell 4 opposite to the air inlet guide device 11, a connecting cable 14 is fixed on the side surface of the camera 1, the annular cylindrical inner shell 4 comprises an upper semicircular column 41 and a lower semicircular column 42, the upper semicircular column 41 comprises a first lug plate 411, a first connecting shaft 413 is fixed at the center of the bottom surface of the first lug plate 411, the first connecting shaft 413 is in shaft connection with a cylindrical pressing handle 412, a second connecting shaft 414 is fixed on the bottom surface of the cylindrical pressing handle 412, the second connecting shaft 414 is in shaft connection with a cylindrical clamping block 415, a first semicircular groove 418 is arranged on the top surface of the first lug plate 411, a cuboid clamping block 416 is fixed on one end, close to the upper semicircular column 41, of the bottom surface of the, the lower semicircular column 42 comprises a second lug plate 421, one end of the top surface of the second lug plate 421, which is far away from the lower semicircular column 42, is provided with an arc-shaped slot 422, one end of the arc-shaped slot 422, which is close to the lower semicircular column 42, is provided with a cylindrical slot 428, a cylindrical clamping block 415 is clamped with the cylindrical slot 428, one end of a first spring 427 is connected with the bottom surface of the cylindrical slot 428, the other end of the first spring 427 is connected with the bottom surface of a circular truncated cone pressing block 426, the center of the top surface of the second lug plate 421 is provided with a second semicircular slot 423, one end of the top surface of the second lug plate 421, which is close to the lower semicircular column 42, is provided with a cuboid slot 424, one end of a first elastic sheet 429 is fixed with the bottom surface of the cuboid slot 424, the other end of the first elastic sheet 429 is fixed with an arc-shaped block 425, the arc-shaped block 425 is in compression joint with an, chuck 81 includes second spring 813, and second spring 813 one end is connected with first four-prism platform fixture block 811, and the other end of second spring 813 is connected with triangular prism fixture block 812, and four-prism platform draw-in groove 6 is fixed with second four-prism platform fixture block 61, and a second four-prism platform fixture block 61 side is with triangular prism fixture block 812 crimping, and another side of second four-prism platform fixture block 61 is equipped with cylinder inside groove 62, and cylinder inside groove 62 bottom surface is fixed with resilient means 63, and resilient means 63 is equipped with hemisphere inside groove 64, annular fastener 16 includes annular fastener body 161, and annular fastener body 161 one end is fixed with annular rubber pad 164, and annular fastener body 161 other end is fixed with 4 cylindrical support bar 162, and cylindrical support bar 162 side is fixed with hemisphere arch 163, and annular rubber pad 164 and cylindrical glass 15 crimping, hemisphere arch 163 and hemisphere inside groove 64 crimping. The low-temperature environment-friendly camera comprises a camera 1, one end of a fixture block 8 is in compression joint with the camera 1, the other end of the fixture block 8 is fixed on the inner side surface of an annular cylindrical inner shell 4, the outer side surface of the annular cylindrical inner shell 4 is sleeved on the inner side surface of an annular cylindrical phase change layer 3, the outer side surface of the annular cylindrical phase change layer 3 is sleeved on an annular cylindrical heat insulation layer 2, the three-layer structure design realizes the protection effect of the low-temperature environment, meanwhile, when the outside air temperature is too low, an electric fan 9 blows hot air heated by an electric heating device 10 to enter an air inlet guide device 11, the hot air is blown to the camera 1 through an air inlet guide device 12 and a fan impeller 13, then the hot air heats cylindrical glass 15 through an air outlet guide device 7, and when. When the invention is installed, the cylindrical pressing handle 412 is pressed by hand, the cylindrical clamping block 415 slides in the arc-shaped clamping groove 422 and finally slides to the cylindrical clamping groove 428, the first spring 427 bounces the circular truncated cone pressing block 426 and realizes compression joint with the bottom surface of the cylindrical clamping block 415, at the moment, the arc-shaped block 425 and the arc-shaped rubber bulge 417 realize transverse sealing, in the process, on one hand, the arc-shaped rubber pad 83 gradually approaches to the camera 1 and finally realizes elastic compression joint, on the other hand, the second spring 813 pushes the triangular prism clamping block 812 to extrude the second quadrangular frustum clamping block 61, so that the compression joint of the hemispherical bulge 163 and the hemispherical inner groove 64 is realized, and simultaneously, the annular rubber pad 164 is pushed to be compressed and connected with the cylindrical glass 15, thereby realizing longitudinal sealing and realizing one-key installation, the installation is simple, and simultaneously, because the transverse sealing and the longitudinal sealing are, and the cylindrical clamping block 415 slides to the cylindrical clamping groove 428, and meanwhile, the first spring 427 pushes the circular truncated cone pressing block 426 to extrude the cylindrical clamping block 415 and lock the cylindrical clamping block, so that the sealing effect is good. Further, the air intake guide device 11 is provided with a plurality of arc guide grooves 111, a triangular prism air guide block 121, and an arc guide groove 122 is provided on the side surface of the triangular prism air guide block 121, which is favorable for smooth circulation of hot air, and an arc blade 132 is fixed on the side surface of the cylindrical impeller 131, and an auxiliary blade 133 is fixed at the center of the arc blade 132, which is favorable for conveying hot air to the camera 1.
In addition, this embodiment card is in the crimping of installation in-process elastic device 63 and hemisphere arch 163 to promote annular rubber pad 164 and cylindrical glass 15 crimping, there may be the risk of crushing cylindrical glass 15, so improve elastic device 63, elastic device 63 includes cylindrical hard block 633, cylindrical hard block 633 one end is fixed with two second shell fragments 634, the other end of cylindrical hard block 633 is fixed with soft layer 631, soft layer 631 is equipped with arc recess 632, second shell fragment 634 is connected with cylindrical inside groove 62 bottom surface, arc recess 632 and hemisphere arch 163 crimping. In this implementation example installation, along with cylindrical fixture block 415 slides at arc draw-in groove 422, arc recess 632 and hemisphere arch 163 are progressively crimping to promote ring rubber pad 164 and cylindrical glass 15 crimping, along with the increase of crimping power, soft layer 631 compresses gradually, and further extrudes hard piece 633, hard piece 633 extrudes second shell fragment 634, thereby avoided crushing cylindrical glass 15, and in the same way, because there is great change in this implementation example temperature, each part has expend with heat and contract with cold, avoided because temperature change extrudees cylindrical glass 15 and leads to the breakage.
The connection between the electric fan and the electric heating device used in the present invention and the power supply through the connection cable belongs to the mature prior art, and the detailed structure thereof is not described herein.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (4)
1. A camera low-temperature protection device comprises a camera (1), one end of a fixture block (8) is in compression joint with the camera (1), the other end of the fixture block (8) is fixed on the inner side surface of an annular cylindrical inner shell (4), the outer side surface of the annular cylindrical inner shell (4) is sleeved on the inner side surface of an annular cylindrical phase change layer (3), the outer side surface of the annular cylindrical phase change layer (3) is sleeved on an annular cylindrical heat insulation layer (2), the heat insulation layer (2) is far away from the side surface of the camera (1) and is fixedly provided with an annular fixture block (17) with a rectangular cross section, the annular cylindrical inner shell (4) is averagely provided with 4 quadrangular clamping grooves (5) along the inner side surface, the side surface of each quadrangular clamping groove (5) is provided with a quadrangular frustum clamping groove (6), one end, far away from the camera (1), of each, the other side surface of the cylindrical glass (15) is in compression joint with the annular clamping block (17), the inner side surface of the annular cylindrical inner shell (4) is sequentially fixed with an electric fan (9), an electric heating device (10), an air inlet guide device (11), an air outlet guide device (12) and a fan wheel (13) along the same straight line, the opposite inner side surface of the annular cylindrical inner shell (4) and the air inlet guide device (11) is fixed with an air outlet guide device (7), the side surface of the camera (1) is fixed with a connecting cable (14), the annular cylindrical inner shell (4) comprises an upper semicircular column (41) and a lower semicircular column (42), the upper semicircular column (41) comprises a first lug plate (411), a first connecting shaft (413) is fixed at the center of the bottom surface of the first lug plate (411), the first connecting shaft (413) is in shaft connection with the cylindrical pressing handle (412), a second connecting shaft (414) is fixed at the bottom surface of the cylindrical, the second connecting shaft (414) is in shaft connection with the cylindrical clamping block (415), a first semi-cylindrical groove (418) is formed in the top surface of the first lug plate (411), a cuboid clamping block (416) is fixed at one end, close to the upper semi-circular ring column (41), of the bottom surface of the first lug plate (411), an arc-shaped rubber bulge (417) is fixed at the bottom surface of the cuboid clamping block (416), the lower semi-circular ring column (42) comprises a second lug plate (421), an arc-shaped clamping groove (422) is formed at one end, far away from the lower semi-circular ring column (42), of the top surface of the second lug plate (421), a cylindrical clamping groove (428) is formed at one end, close to the lower semi-circular ring column (42), of the arc-shaped clamping groove (422), the cylindrical clamping block (415) is clamped with the cylindrical clamping groove (428), one end of the first spring (427) is connected with the bottom surface of the cylindrical clamping groove (428), the other end of the first spring (, one end of the top surface of the second lug plate (421), which is close to the lower semicircular ring column (42), is provided with a cuboid clamping groove (424), one end of the first elastic sheet (429) is fixed with the bottom surface of the cuboid clamping groove (424), the other end of the first elastic sheet (429) is fixed with an arc-shaped block (425), the arc-shaped block (425) is in compression joint with the arc-shaped rubber protrusion (417), the clamping block (8) comprises a clamping head (81), the clamping head (81) is installed on the quadrangular clamping groove (5), one end of an arc-shaped supporting block (82) is fixed with the top surface of the quadrangular block, the other end of the arc-shaped supporting block (82) is fixed with an arc-shaped rubber pad (83), the clamping head (81) comprises a second spring (813), one end of the second spring (813) is connected with the first quadrangular frustum clamping block (811), the other end of the second spring (812) is connected with the triangular prism clamping block (812), the quadrangular frustum clamping groove (6) is fixed with a second, another side of second quadrangular frustum pyramid fixture block (61) is equipped with cylinder inside groove (62), and cylinder inside groove (62) bottom surface is fixed with resilient means (63), and resilient means (63) are equipped with hemisphere inside groove (64), annular fastener (16) are including annular fastener body (161), and annular fastener body (161) one end is fixed with annular rubber pad (164), and annular fastener body (161) other end is fixed with 4 cylindrical support rod (162), and cylindrical support rod (162) side is fixed with hemisphere arch (163), and annular rubber pad (164) and cylindrical glass (15) crimping, hemisphere arch (163) and hemisphere inside groove (64) crimping.
2. The special low-temperature protection device for the camera according to claim 1, wherein: the air inlet guide device (11) is provided with a plurality of arc-shaped guide grooves (111).
3. The special low-temperature protection device for the camera according to claim 1, wherein: the air port guiding device (12) comprises a triangular prism air guide block (121), and an arc-shaped air guide groove (122) is formed in the side face of the triangular prism air guide block (121).
4. The special low-temperature protection device for the camera according to claim 1, wherein: the fan impeller (13) comprises a cylindrical impeller (131), arc-shaped blades (132) are fixed on the side faces of the cylindrical impeller (131), and auxiliary blades (133) are fixed at the centers of the arc-shaped blades (132).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010271971.5A CN111447343B (en) | 2020-04-09 | 2020-04-09 | Special low temperature protector of camera |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010271971.5A CN111447343B (en) | 2020-04-09 | 2020-04-09 | Special low temperature protector of camera |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114688987A (en) * | 2022-03-29 | 2022-07-01 | 北华航天工业学院 | In-situ measurement device and method |
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