CN101923271B - Camera protective cover with self-cleaning device - Google Patents
Camera protective cover with self-cleaning device Download PDFInfo
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- CN101923271B CN101923271B CN2010102385316A CN201010238531A CN101923271B CN 101923271 B CN101923271 B CN 101923271B CN 2010102385316 A CN2010102385316 A CN 2010102385316A CN 201010238531 A CN201010238531 A CN 201010238531A CN 101923271 B CN101923271 B CN 101923271B
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Abstract
The invention relates to a camera protective device in the video surveillance field, in particular to a camera protective cover with a self-cleaning device. The camera protective cover comprises a cover body, a sunshading board, a front end cover, a filter and a back end cover, wherein the front end cover and the back end cover are separately fixed on the front and back of the cover body; the front end cover is provided with a filter hole; the filter is fixed in the filter hole; the sunshading board is covered on the cover body; the camera protective cover also comprises the self-cleaning device; the self-cleaning device comprises a lens hood, an air pump and an air pipe; the hood body of the lens hood is provided with a circular vent pipe; the vent pipe is connected with the air pump through the air pipe; the inside of the circular vent pipe is provided with rows of small holes; each row of small holes has a plurality of small holes, the small holes point to the filter from different directions; and the circular part of the back end of the lens hood is provided with a clip, and the clip is clamped in a slot on the lens frame of the filter. The beneficial effect of the invention is that a unique cleaning and dustproof structure adopting air-blowing is designed and the functions of dustproof and decontamination can be effectively realized.
Description
Technical field
The present invention relates to video camera protective device in the field of video monitoring, relate in particular to a kind of camera protective cover that has self-cleaning device.
Background technology
At present, the present camera protective cover that uses on the market, as shown in Figure 1, generally all be that video camera 10 is installed in the cover body 3 during use, on cover body 3, establish sunshading board 4, cover body 3 front-end camera camera lens places are with the front end end cover 2 of simple glass 17 sealed hollows, to realize the camera lens images acquired, rear end rear end cap 5 sealings.But the problem that exists is now: the normal phase of rig camera can produce spots such as dust, water mark in outdoor application on the simple glass 17, causes transmittance low, and loss is big.Someone once proposed a kind of scheme that installs wiper on the simple glass 17 of protective cover additional and solved the problems referred to above, but used wiper can scrape frosted glass for a long time, caused the image quality decrease of video camera 10 picked-ups, can't finish monitor task.
Summary of the invention
The present invention is for overcoming the deficiencies in the prior art part, purpose is to provide a kind of camera protective cover that has self-cleaning device, designed unique air blowing cleaning dustproof construction, neither damage camera lens preceding glass or eyeglass, can play the effect of dustproof decontamination again effectively, solve problems of the prior art.
The present invention achieves the above object by the following technical programs: a kind of camera protective cover that has self-cleaning device, comprise cover body, sunshading board, front end end cover, filter, rear end cap, front end end cover, rear end cap are separately fixed at the front and back end of cover body, front end end cover is provided with the filter hole, filter is fixed on the filter hole, sunshading board is located on the cover body, also comprises self-cleaning device, and described self-cleaning device comprises light shield, pneumatic pump, tracheae; Described light shield cover body is provided with circular snorkel, snorkel links to each other with pneumatic pump by tracheae, circular snorkel inboard has the plurality of rows aperture, every row is made up of several apertures, aperture faces toward the filter direction with different angles, circular position, light shield rear end is provided with a buckle, and buckle engages with the draw-in groove that the picture frame of filter is provided with.
As preferably, described light shield is the trumpet type cover body.
As preferably, it is three rows that the snorkel inboard of described circle has the plurality of rows aperture, and every row is made up of 18 apertures, aperture with different angles facing to the filter direction.
Beneficial effect of the present invention: 1, the present invention has designed unique air blowing cleaning structure, can remove nuisances such as the dust drop on the camera lens, steam, fog, frost, neither damage camera lens preceding glass or eyeglass, can play the effect of dustproof decontamination again effectively, solve problems of the prior art; 2, light shield not only plays the effect of the cleaning of blowing, and when video camera backlight, sidelight or taking photos by using flashlights, can avoid mixed and disorderly light in camera lens inside complicated irregular reference to take place with mixed and disorderly light resistance shelves outside, has improved the contrast of photo greatly.3, light shield can also effectively keep the sand in check, sleet, the protection video camera camera lens.
Description of drawings
Fig. 1 is the structural representation of existing protective cover in the background technology;
Fig. 2 is the structural representation that the present invention has the camera protective cover of self-cleaning device;
Fig. 3 is the decomposing schematic representation of Fig. 2;
Fig. 4 is the synoptic diagram of light shield;
Fig. 5 is the right view of Fig. 4;
Fig. 6 is the A-A cut-open view of Fig. 4;
Fig. 7 is the B place enlarged drawing of Fig. 6;
Fig. 8 is the C place enlarged drawing of Fig. 6;
Fig. 9 is the D place enlarged drawing of Fig. 6;
Figure 10 is the structural representation that the front end end cover of filter is housed;
Figure 11 is the left view of Figure 10;
Figure 12 is the enlarged drawing at E place among Figure 11;
Figure 13 is the theory diagram of shooting controller.
Embodiment
The present invention is described further below in conjunction with specific embodiment, but protection scope of the present invention is not limited in this:
Embodiment 1: as Fig. 2, shown in Figure 3, a kind of camera protective cover that has self-cleaning device, form by cover body 3, sunshading board 4, self-cleaning device, front end end cover 2, filter 9, rear end cap 5, front end end cover 2, rear end cap 5 are separately fixed at the front and back end of cover body 3, front end end cover 2 is provided with the filter hole, filter 9 is fixed on the filter hole, and sunshading board 4 is located on the cover body 3, and described self-cleaning device comprises light shield 1, pneumatic pump 12, tracheae 7; Described light shield 1 is the trumpet type cover body, the trumpet type cover body is provided with circular snorkel 13 and goes into tracheae 6, snorkel 13 with go into tracheae 6 and link to each other, going into tracheae 6 links to each other with tracheae 7, tracheae 7 links to each other with pneumatic pump 12, snorkel 13 inboards of described circle have three row's apertures, every row is made up of 18 apertures, aperture faces toward the filter direction with different angles, it is purpose that the gas that comes out with aperture can cover whole filter, circular position, light shield 1 rear end is provided with a buckle 14, and buckle 14 engages with the draw-in groove 16 that the picture frame of filter is provided with.
Fig. 4 is the synoptic diagram of light shield, and Fig. 5 is the right view of Fig. 4; Can see that from Fig. 4 light shield 1 is a trumpet type cover body, the object of circle behind a place ahead, there is the snorkel of a circle centre;
Fig. 6 is the A-A cut-open view of Fig. 4; As can see from Figure 6, circular snorkel 13 inboards have three row's apertures, and every row is made up of 18 apertures, and aperture faces toward the filter direction with different angles, and it is purpose that the gas that comes out with aperture can cover whole filter.Wherein, Fig. 7 is the B place enlarged drawing of Fig. 6, circular position, light shield 1 rear end is provided with a buckle 14 as can see from Figure 7, from Figure 11 and Figure 12, can see, the draw-in groove 16 that the picture frame of filter is provided with, buckle 14 engages with the draw-in groove 16 that the picture frame of filter is provided with, to realize being connected of light shield and front end end cover.Fig. 8 is the C place enlarged drawing of Fig. 6, and as can see from Figure 8, facing to the filter direction, it is purpose that the gas that comes out with aperture can cover whole filter to aperture with different angles.Fig. 9 is the D place enlarged drawing of Fig. 6, and as can see from Figure 9, circular snorkel 13 inboards have three row's apertures.
Figure 10 is the structural representation that the front end end cover of filter is housed; Figure 11 is the left view of Figure 10; From Figure 10 and Figure 11, can see, the structure of the front end end cover of filter is housed.The applicant has proposed the application of the utility model patent of " a kind of video camera guard shield with filter " on the same day to Patent Office of the People's Republic of China, installation and use to filter in the patent application document of " a kind of video camera guard shield with filter " explain, and do not give unnecessary details at this.
The concrete flow process of implementing: during use video camera 10 is installed in the cover body 3, cover body 3 front-end camera camera lens places seal with the front end end cover that filter is housed, to realize the camera lens images acquired, pneumatic pump and control enclosure 11 are installed in the cover body 3, the rear end is covered with sunshading board 4 with rear end cap 5 sealings on the cover body 3.
During work, as shown in figure 13, central controller links to each other with power supply, RS485 interface, heater switch, pneumatic pump switch, fan swicth, camera power supply switch; By central controller receiving remote control signal, the work of each parts of control protective cover, as the ON/OFF pneumatic pump, produce heating/normal temperature air, the ON/OFF camera power supply, ON/OFF radiator fan or the like, when the pneumatic pump switch open, produce gases at high pressure, the control heater switch is opened, can produce heated air, connect tracheae, gas is by in the snorkel 13 circular on the tracheae input light shield 1, circular snorkel 13 inboards have three row's apertures, every row is made up of 18 apertures, and facing to the filter direction, it is purpose that the gas that comes out with aperture can cover whole filter to aperture with different angles, the gas of producing by boasting by aperture, can remove the dust that drops on the camera lens, steam, fog, nuisances such as frost neither damage camera lens preceding glass or eyeglass 8, can play the effect of dustproof decontamination again effectively.Light shield not only plays the effect of the cleaning of blowing, and when video camera backlight, sidelight or taking photos by using flashlights, can avoid mixed and disorderly light in camera lens inside complicated irregular reference to take place with mixed and disorderly light resistance shelves outside, has improved the contrast of photo greatly.Light shield can also effectively keep the sand in check, sleet, the camera lens of protection video camera.
Above described be specific embodiments of the invention and the know-why used, if the change of doing according to conception of the present invention, when the function that it produced does not exceed spiritual that instructions and accompanying drawing contain yet, must belong to protection scope of the present invention.
Claims (3)
1. camera protective cover that has self-cleaning device, comprise cover body (3), sunshading board (4), front end end cover (2), filter (9), rear end cap (5), front end end cover (2), rear end cap (5) are separately fixed at the front and back end of cover body (3), front end end cover (2) is provided with the filter hole, filter (9) is fixed on the filter hole, and sunshading board (4) is located on the cover body (3), it is characterized in that, also comprise self-cleaning device, described self-cleaning device comprises light shield (1), pneumatic pump (12), tracheae (7); Described light shield (1) cover body is provided with circular snorkel (13) and goes into tracheae (6), snorkel (13) with go into tracheae (6) and link to each other, going into tracheae (6) links to each other with tracheae (7), tracheae (7) links to each other with pneumatic pump (12), circular snorkel (13) inboard has the plurality of rows aperture, every row is made up of several apertures, aperture faces toward the filter direction with different angles, circular position, light shield (1) rear end is provided with a buckle (14), and buckle (14) engages with the draw-in groove (16) that the picture frame of filter is provided with.
2. a kind of camera protective cover that has self-cleaning device according to claim 1 is characterized in that described light shield (1) is the trumpet type cover body.
3. a kind of camera protective cover that has self-cleaning device according to claim 1 and 2, it is three rows that snorkel (13) inboard that it is characterized in that described circle has the plurality of rows aperture, every row is made up of 18 apertures, and aperture faces toward the filter direction with different angles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102385316A CN101923271B (en) | 2010-07-28 | 2010-07-28 | Camera protective cover with self-cleaning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102385316A CN101923271B (en) | 2010-07-28 | 2010-07-28 | Camera protective cover with self-cleaning device |
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| Publication Number | Publication Date |
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| CN101923271A CN101923271A (en) | 2010-12-22 |
| CN101923271B true CN101923271B (en) | 2011-09-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010102385316A Active CN101923271B (en) | 2010-07-28 | 2010-07-28 | Camera protective cover with self-cleaning device |
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| CN104550123A (en) * | 2014-12-18 | 2015-04-29 | 成都主导科技有限责任公司 | Blower and brake shoe image acquisition device |
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| CN103309122B (en) * | 2013-06-26 | 2015-10-14 | 郭社健 | Be convenient to the 3D video camera light shield cleaning camera lens |
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| CN103685895B (en) * | 2013-12-30 | 2017-04-26 | 博康智能网络科技有限公司 | Surveillance camera housing |
| AU2015333554B2 (en) | 2014-10-17 | 2021-05-13 | Nima Nabavi | Self-cleaning optical sensor assembly |
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| CN101923271A (en) | 2010-12-22 |
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