CN111741201A - Self-adaptive outdoor monitoring camera - Google Patents
Self-adaptive outdoor monitoring camera Download PDFInfo
- Publication number
- CN111741201A CN111741201A CN202010647306.1A CN202010647306A CN111741201A CN 111741201 A CN111741201 A CN 111741201A CN 202010647306 A CN202010647306 A CN 202010647306A CN 111741201 A CN111741201 A CN 111741201A
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- mounting plate
- outer shell
- fixedly connected
- air cavity
- air
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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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- 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
- H04N23/51—Housings
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Aviation & Aerospace Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Studio Devices (AREA)
- Accessories Of Cameras (AREA)
Abstract
The invention discloses a self-adaptive outdoor monitoring camera which comprises an outer shell and a camera main body, wherein a sun shield is slidably mounted above the outer shell, a first mounting plate is fixedly connected below the outer shell, one side of the first mounting plate is aligned with the front end of the outer shell, a heat absorption sheet is fixedly mounted on the first mounting plate, a first air cavity is formed in the first mounting plate, an air bag is mounted in the first air cavity, one end of the air bag is fixedly connected with the heat absorption sheet, low-temperature evaporation liquid is filled in the air bag, a second mounting plate is fixedly connected above the outer shell, a second air cavity is formed in the second mounting plate, the first air cavity is communicated with the second air cavity through an air guide tube, a push rod is fixedly connected to one side of the sun shield, and one end of the push rod penetrates. The invention realizes the self-adjusting effect of the sun-shading area of the sun-shading board, and ensures that the camera main body obtains the maximum camera view under the condition of ensuring that the camera main body does not generate the backlight phenomenon.
Description
Technical Field
The invention belongs to the technical field of outdoor cameras, and particularly relates to a self-adaptive outdoor monitoring camera.
Background
For the current outdoor camera, the problem of strong backlight is generally faced, that is, when the direction in which the lens faces has strong background illumination, for example, when the camera just faces the sun, the brightness of the object image shot by the camera is extremely low, the image processing module can only adjust the brightness of the shot image integrally to be high, and the definition of the adjusted image is very limited and even fuzzy. Therefore, a sun shield is generally arranged above the lens of the outdoor camera at present.
However, the sun shield on the existing outdoor camera is generally fixedly arranged, the irradiation angle of sunlight is continuously changed in one day, and the extending length of the sun shield is difficult to match with the irradiation angle of the sunlight; when the extension length of the sun shield is long, although the sun can be fully covered, the visual field of the camera is obviously influenced, and when the extension length of the sun shield is short, the shielding effect on background light is still weak under many conditions, and mainly when the sunlight irradiation angle is inclined.
Disclosure of Invention
Based on the technical problem that the sun shield in the existing outdoor camera is generally fixedly arranged and cannot automatically adjust along with the change of the irradiation angle of sunlight, the invention provides a self-adaptive outdoor monitoring camera.
The invention provides a self-adaptive outdoor monitoring camera, which comprises an outer shell and a camera main body, a sun shield is slidably arranged above the outer shell, a first mounting plate is fixedly connected below the outer shell, one side of the first mounting plate is aligned with the front end of the outer shell, a heat absorbing sheet is fixedly arranged, a first air cavity is arranged in the first mounting plate, an air bag is arranged in the first air cavity, one end of the air bag is fixedly connected with the heat absorbing sheet, the air bag is filled with low-temperature evaporating liquid, a second mounting plate is fixedly connected above the outer shell, a second air cavity is arranged in the second mounting plate, the first air cavity is communicated with the second air cavity through an air duct, one side of the sun shield is fixedly connected with a push rod, one end of the push rod penetrates into the second air cavity, and a second piston block is fixedly connected with the second piston block, and the second piston block is hermetically and slidably arranged in the second air cavity.
Preferably, the boiling point of the low temperature evaporant is between 25 ℃ and 50 ℃.
Preferably, a heat conducting rod is arranged in the air bag, and one end of the heat conducting rod is fixedly connected with the heat absorbing sheet.
Preferably, the first mounting plate is made of a heat insulating material.
Preferably, one end of the air bag, which is far away from the heat absorbing sheet, is fixedly connected with a first piston block, and the first piston block is hermetically and slidably mounted in the first air cavity.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the shading area of the sun shield can be automatically adjusted and changed along with the irradiation angle of sunlight, so that the sunlight can not directly irradiate on the camera main body at any time, and the phenomenon of backlight of the camera is avoided; meanwhile, the extension length of the sun shield just covers the sunlight, the condition that the sun-shading area overflows does not exist, the self-adjusting effect of the sun-shading area of the sun shield is realized, and the camera main body obtains the maximum camera visual field under the condition that the camera main body is ensured not to generate the backlight phenomenon;
2. the invention has simple structure, does not need the participation of electronic elements in the self-adjusting process, has lower production and use cost and is convenient for users to use.
Drawings
Fig. 1 is a schematic side view of an adaptive outdoor surveillance camera according to the present invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1;
FIG. 3 is an enlarged view of the structure at B in FIG. 1;
fig. 4 is a schematic front structural diagram of an adaptive outdoor surveillance camera according to the present invention.
In the figure: the camera comprises a shell 1, a camera body 2, a sun shield 3, a first mounting plate 4, an air bag 5, a first piston block 6, a first air cavity 7, an air duct 8, a second mounting plate 9, a second air cavity 10, a push rod 11, a heat absorbing sheet 12, a heat conducting rod 13, a second piston block 14 and an air hole 15.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-3, a self-adaptive outdoor monitoring camera comprises an outer shell 1 and a camera body 2 installed at the front end of the outer shell 1, a sun shield 3 is slidably installed above the outer shell 1, one side of the sun shield 3 extends out along the front end of the outer shell 1 to play a role of shielding sunlight and preventing the sunlight from directly irradiating the camera body 2, a first installation plate 4 is fixedly connected below the outer shell 1, one side of the first installation plate 4 is aligned with the front end of the outer shell 1 and is fixedly provided with a heat absorption sheet 12, the heat absorption sheet 12 is made of a material with good heat absorption performance, a first air cavity 7 is arranged in the first installation plate 4, an air bag 5 is installed in the first air cavity 7, one end of the air bag 5 is fixedly connected with the heat absorption sheet 12, the air bag 5 is in a corrugated pipe shape and can shrink and extend in the axial direction of the air bag 5, a low-temperature evaporation liquid, the boiling point of the low-temperature evaporating liquid is between 25 ℃ and 50 ℃, a second mounting plate 9 is fixedly connected above the outer shell 1, a second air cavity 10 is formed in the second mounting plate 9, the first air cavity 7 is communicated with the second air cavity 10 through an air duct 8, a push rod 11 is fixedly connected to one side, close to the second mounting plate 9, of the sun shield 3, one end, far away from the sun shield 3, of the push rod 11 penetrates into the second air cavity 10 and is fixedly connected with a second piston block 14, and the second piston block 14 is hermetically and slidably mounted in the second air cavity 10;
when the invention is used, the sun shield 3 is arranged above the outer shell 1, so that the camera main body 2 can be prevented from being directly irradiated by sunlight; when the sunlight irradiation inclination angle is large and the sunlight can directly irradiate the camera main body 2, the sunlight can also irradiate the heat absorbing sheet 12 at the front end of the first mounting plate 4, the heat absorbing sheet 12 absorbs heat in the sunlight and transfers the heat to the low-temperature evaporating liquid, the low-temperature evaporating liquid absorbs the heat and slowly gasifies, the pressure in the air bag 5 is increased and slowly expands, further, the gas in the first air cavity 7 is squeezed into the second air cavity 10 through the air duct 8, the second piston block 14 can be pushed to move towards one side close to the sun shield 3, the sun shield 3 is moved towards the front end of the outer shell 1 under the action of the push rod 11, further, the extending length of the sun shield 3 is increased, the sun shield area is increased, more sunlight can be shielded, and the sunlight which can directly irradiate the camera main body 2 before being slowly; similarly, when the sun shield 3 completely covers the sunlight, no sunlight irradiates the heat absorbing sheet 12, the temperature on the heat absorbing sheet 12 is low, the evaporating liquid is slowly liquefied, the air bag 5 is contracted, the sun shield 3 moves to the side close to the second mounting plate 9, and the extending length of the sun shield is reduced, so that the sun shielding area is reduced; by combining the above two conditions, the position of the sun shield 3 will finally reach an equilibrium state, that is, the sun shield 3 can just shield the sunlight, as shown in fig. 1, at this time, the sunlight cannot directly irradiate on the camera main body 2, but some sunlight irradiates on the heat absorbing sheet 12, so that the heat absorbed by the heat absorbing sheet 12 can just maintain the state of the low-temperature evaporation liquid, and no longer continues to be gasified or liquefied; the self-adjusting effect of the shading area of the sun shading plate 3 is achieved, and the camera main body 2 can obtain the maximum shooting visual field under the condition that the camera main body 2 does not generate the backlight phenomenon.
In the preferred technical scheme of the embodiment, the heat conducting rod 13 is arranged in the air bag 5, and one end of the heat conducting rod 13 is fixedly connected with the heat absorbing sheet 12, so that heat absorbed by the heat absorbing sheet 12 can be better transferred to the low-temperature evaporating liquid; the first mounting plate 4 is made of heat insulating materials, so that the heat absorbed by the low-temperature evaporating liquid is prevented from being lost quickly, and the influence of the atmospheric temperature is small.
In the preferable technical scheme in the embodiment, one end of the air bag 5, which is far away from the heat absorbing sheet 12, is fixedly connected with a first piston block 6, and the first piston block 6 is hermetically and slidably mounted in the first air cavity 7, so that the air bag 5 can better extrude the air in the first air cavity 7 into the second air cavity 10; an air hole 15 is formed at one end of the second mounting plate 9 close to the sun shield 3, and the second air cavity 10 is communicated with the outside through the air hole 15.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (5)
1. The self-adaptive outdoor monitoring camera comprises an outer shell (1) and a camera main body (2), and is characterized in that a sun shield (3) is slidably mounted above the outer shell (1), a first mounting plate (4) is fixedly connected below the outer shell (1), one side of the first mounting plate (4) is aligned with the front end of the outer shell (1), a heat absorbing sheet (12) is fixedly mounted on the front end of the outer shell, a first air cavity (7) is formed in the first mounting plate (4), an air bag (5) is mounted in the first air cavity (7), one end of the air bag (5) is fixedly connected with the heat absorbing sheet (12), low-temperature evaporating liquid is filled in the air bag (5), a second mounting plate (9) is fixedly connected above the outer shell (1), a second air cavity (10) is formed in the second mounting plate (9), and the first air cavity (7) is communicated with the second air cavity (10) through an air duct (8), one side of the sun shield (3) is fixedly connected with a push rod (11), one end of the push rod (11) penetrates into the second air cavity (10), and is fixedly connected with a second piston block (14), and the second piston block (14) is installed in the second air cavity (10) in a sealing and sliding mode.
2. An adaptive outdoor surveillance camera according to claim 1, characterized in that the boiling point of the low temperature evaporant is between 25 ℃ and 50 ℃.
3. An adaptive outdoor surveillance camera according to claim 1, characterized in that a heat conducting rod (13) is arranged in the air bag (5), and one end of the heat conducting rod (13) is fixedly connected with the heat absorbing sheet (12).
4. An adaptive outdoor surveillance camera according to claim 1 or 3, characterized in that the first mounting plate (4) is made of a heat insulating material.
5. An adaptive outdoor surveillance camera according to claim 1, characterized in that a first piston block (6) is fixedly connected to the end of the air bag (5) remote from the heat absorbing plate (12), the first piston block (6) being sealingly and slidably mounted in the first air chamber (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010647306.1A CN111741201B (en) | 2020-07-07 | 2020-07-07 | Self-adaptive outdoor monitoring camera |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010647306.1A CN111741201B (en) | 2020-07-07 | 2020-07-07 | Self-adaptive outdoor monitoring camera |
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| Publication Number | Publication Date |
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| CN111741201A true CN111741201A (en) | 2020-10-02 |
| CN111741201B CN111741201B (en) | 2021-10-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010647306.1A Active CN111741201B (en) | 2020-07-07 | 2020-07-07 | Self-adaptive outdoor monitoring camera |
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Cited By (2)
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| CN112261251A (en) * | 2020-10-14 | 2021-01-22 | 洪陈奇 | Self-adjusting type sun shading system for intelligent security camera |
| CN113602025A (en) * | 2021-08-10 | 2021-11-05 | 柔果网络科技(南通)有限公司 | Calligraphy practicing pen with pen holding posture flexible fine adjustment structure |
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| US20100276962A1 (en) * | 2009-04-29 | 2010-11-04 | Gm Global Technology Operations, Inc. | Active face shade detection in auto sun-shade system |
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| CN113602025B (en) * | 2021-08-10 | 2022-09-16 | 柔果网络科技(南通)有限公司 | Calligraphy practicing pen with pen holding posture flexible fine adjustment structure |
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| CN111741201B (en) | 2021-10-26 |
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Effective date of registration: 20211011 Address after: 230000 No. 1, Yunfei East Road, high tech Zone, Hefei, Anhui Applicant after: Tianlitai Technology Co.,Ltd. Address before: Room 20914, building 1, Yuehan international, 38 Jinye Road, high tech Zone, Xi'an, Shaanxi 710000 Applicant before: Wu Gaibian |
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