CN111367134B - Camera protection device - Google Patents
Camera protection device Download PDFInfo
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- CN111367134B CN111367134B CN202010317189.2A CN202010317189A CN111367134B CN 111367134 B CN111367134 B CN 111367134B CN 202010317189 A CN202010317189 A CN 202010317189A CN 111367134 B CN111367134 B CN 111367134B
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- Prior art keywords
- camera
- slag
- cooling
- protection device
- protective cover
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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
- G03B17/02—Bodies
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B17/00—Methods preventing fouling
- B08B17/02—Preventing deposition of fouling or of dust
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/02—Cleaning by the force of jets, e.g. blowing-out cavities
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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
- G03B11/00—Filters or other obturators specially adapted for photographic purposes
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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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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Aviation & Aerospace Engineering (AREA)
- Studio Devices (AREA)
Abstract
The invention discloses a camera protection device, which comprises a protective cover for placing a camera, a slag trap positioned outside an optical filter of the camera and a driving component for driving the slag trap to open or close; the driving assembly and the slag baffle are both arranged on the protective cover; and a cooling cavity for cooling the camera is arranged in the protective cover. According to the camera protection device provided by the invention, the filter is effectively prevented from being damaged by the non-steel-tapping section steel slag by automatically opening and closing the slag blocking plate, meanwhile, the thermal radiation of the high temperature of the non-steel-tapping section converter to the camera is effectively isolated, the camera image is effectively prevented from being unclear due to the accumulation of dust and steel slag on the mirror surface, and the maintenance period of the camera is greatly prolonged.
Description
Technical Field
The invention relates to the field of industrial camera protection, in particular to a camera protection device.
Background
In the production process of steel, the automatic steel tapping system calculates the initial and final steel tapping angles by combining the condition of a converter lining through the information of the loading amount of the converter, the adding amount of auxiliary materials and the like, and then obtains a steel tapping planning curve by combining historical steel tapping data. Before tapping, the alloy addition amount and the alloy addition time are calculated according to the requirements of different steel grades.
In the actual tapping process, in order to reduce the tapping time and improve the tapping efficiency, the optimal molten steel liquid level needs to be ensured, namely the slag liquid level needs to be ensured at the optimal position, so that the static pressure in the tapping process is maximized. In the automatic tapping system, the camera monitors in real time, and the system detects feedback control in real time, so that the purpose of fast and efficient tapping is achieved. Because the steel mill has a severe environment (high temperature, slag spraying of the converter, slag splashing and the like), in order to ensure normal and stable operation of the camera, the camera needs to be protected.
In the prior art, a camera is cooled by air and cold water circulation commonly used by a camera protection device, and the purpose of protecting and preventing the camera from being burnt due to overhigh temperature is only achieved; in addition, because the camera of a common steel mill is only used for monitoring, the installation environment of the camera is good, but in a special environment (such as the vicinity of a fire wall around a converter), slag falling and slag splashing are frequent, and at the moment, the optical filter at the front end of the traditional protective cover cannot be protected, so that the slag sticking and damage to the mirror surface are easily caused, the optical filter is frequently replaced, and the maintenance period is shortened.
Therefore, how to increase the maintenance period of the camera protection device and reduce the occurrence of faults is a technical problem that needs to be solved by those skilled in the art at present.
Disclosure of Invention
The invention aims to provide a camera protection device which can effectively prolong the maintenance period, improve the anti-interference performance of a camera to the environment and ensure the stable operation of the camera.
In order to achieve the purpose, the invention provides the following technical scheme:
a camera protection device comprises a protective cover for placing a camera, a slag trap positioned outside an optical filter of the camera and a driving component for driving the slag trap to open or close; the driving assembly and the slag baffle are both arranged on the protective cover; and a cooling cavity for cooling the camera is arranged in the protective cover.
Preferably, the periphery of the cover body of the protective cover is of a double-layer structure, a water cooling cavity for cooling water circulation is formed in the double-layer structure, and an air cooling cavity for cooling air circulation is formed in the protective cover; the front end and the rear end of the protective cover are respectively provided with a front sealing plate and a rear sealing plate; and a camera cooling air inlet is formed in the rear sealing plate and can be filled with cooled compressed air.
Preferably, the optical filter further comprises an optical filter flange, and the optical filter is mounted on the front sealing plate through the optical filter flange.
Preferably, a circulating water inlet is formed in the lower side of the periphery of the protective cover, and a circulating water outlet is formed in the lower side of the periphery of the protective cover.
Preferably, the protection cover further comprises a camera mounting plate, and the camera mounting plate is detachably mounted inside the protection cover.
Preferably, the drive assembly includes cylinder, fixed bolster, slide bar part and rotating part, the rotating part articulates on the fixed bolster, the last spout that is equipped with of rotating part, the one end of slide bar part with the spout slides articulated, the other end with the cylinder is connected, the slag trap sets firmly on the rotating part, works as when the rotating part rotates, can drive the slag trap upset is realized opening and is closed.
Preferably, the rotating part is U-shaped, one end of the rotating part is provided with a clamping groove which can be clamped with the slag trap, the other end of the rotating part is provided with a sliding groove, and the hinged point of the rotating part and the fixed support is located between the clamping groove and the sliding groove.
Preferably, the cylinder upper cover is provided with a cylinder cooling cover, the cylinder cooling cover is provided with a cylinder cooling air inlet, and cooled compressed air can be introduced into the cylinder cooling air inlet.
Preferably, the optical filter further comprises a mirror surface purging assembly for purging the surface of the optical filter, and the mirror surface purging assembly is mounted on the protective cover.
Preferably, the mirror surface blowing assembly comprises an annular air knife, an air inlet duct for supplying air to the annular air knife, and a throttle valve for controlling the air outlet amount of the annular air knife, and cooled compressed air can be introduced into the air inlet duct.
The camera protection device provided by the invention comprises a protection cover for placing a camera, a slag trap positioned outside an optical filter of the camera and a driving component for driving the slag trap to be opened or closed; the driving assembly and the slag baffle are both arranged on the protective cover; and a cooling cavity for cooling the camera is arranged in the protective cover. According to the camera protection device provided by the invention, the filter is effectively prevented from being damaged by the non-steel-tapping section steel slag by automatically opening and closing the slag blocking plate, meanwhile, the thermal radiation of the high temperature of the non-steel-tapping section converter to the camera is effectively isolated, the camera image is effectively prevented from being unclear due to the accumulation of dust and steel slag on the mirror surface, and the maintenance period of the camera is greatly prolonged.
In a preferred embodiment, the optical filter further comprises a mirror purging assembly for purging the surface of the optical filter, the mirror purging assembly being mounted on the protective cover; the mirror surface sweeping assembly comprises an annular air knife, an air inlet guide pipe used for supplying air to the annular air knife and a throttle valve used for controlling the air outlet quantity of the annular air knife, and cooled compressed air can be introduced into the air inlet guide pipe. According to the arrangement, the air outlet of the annular air knife is controlled by the throttle valve to form a weak air curtain, so that dust can be effectively prevented from being adhered to the optical filter, and the monitoring precision is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural view of a slag trap in an embodiment of the camera protection device according to the present invention when the slag trap is closed;
fig. 2 is a schematic structural view of a slag trap in an embodiment of the camera protection device according to the present invention when the slag trap is opened;
FIG. 3 is a front cross-sectional view of the camera guard shown in FIG. 1;
FIG. 4 is a top cross-sectional view of the camera guard shown in FIG. 1;
wherein: a cylinder cooling gas inlet-1; a cylinder-2; a cylinder cooling cover-2-1; a slide bar part-3; an optical filter-4; protective cover-4-1; a front sealing plate-4-2; a rear sealing plate-4-3; 4-4 of a filter flange; a slag trap-5; a fixed support-5-1; a rotating member-5-2; camera cooling air inlet-6; a mirror surface blowing air inlet-7; a circulating water inlet-8; a circulating water outlet-9; an annular air knife-10; camera mounting panel-11.
Detailed Description
The core of the invention is to provide a camera protection device which can effectively prolong the maintenance period, improve the anti-interference performance of the camera to the environment and ensure the stable operation of the camera.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 4, fig. 1 is a schematic structural view of a slag trap when the slag trap is closed in an embodiment of a camera protection device provided in the present invention; fig. 2 is a schematic structural view of a slag trap in an embodiment of the camera protection device according to the present invention when the slag trap is opened; FIG. 3 is a front cross-sectional view of the camera guard shown in FIG. 1; fig. 4 is a top cross-sectional view of the camera guard shown in fig. 1.
In this embodiment, the camera shield includes a shield 4-1, a slag trap 5, and a drive assembly.
The protective cover 4-1 is used for placing a camera, namely the camera is placed in the protective cover 4-1, the optical filter 4 is arranged at the position of the lens, and the slag blocking plate 5 is positioned outside the optical filter 4 of the camera and used for preventing steel slag and dust from polluting the optical filter 4 and influencing the image acquisition precision of the camera; the driving assembly is used for driving the slag trap 5 to be opened or closed, when the slag trap 5 is opened, the lens of the camera is exposed and images are collected, and when the slag trap 5 is closed, the lens of the camera blocks and the camera is closed; the driving assembly and the slag baffle 5 are both arranged on the protective cover 4-1; a cooling cavity for cooling the camera is arranged in the protective cover 4-1 and is used for preventing the camera from being damaged by high temperature.
According to the camera protection device provided by the invention, the filter 4 is effectively prevented from being damaged by the non-steel-tapping section steel slag by automatically opening and closing the slag blocking plate 5, meanwhile, the thermal radiation of the high temperature of the non-steel-tapping section converter to the camera is effectively isolated, the camera image is effectively prevented from being unclear due to the accumulation of dust and steel slag on the mirror surface, and the maintenance period of the camera is greatly prolonged.
Further, the periphery of the shield body of the protective cover 4-1 is of a double-layer structure, a water cooling cavity for cooling water circulation is formed in the double-layer structure, and an air cooling cavity for cooling air circulation is formed in the protective cover 4-1; namely, the camera is cooled through the water-air double cooling mode.
Furthermore, in order to realize the sealing of the protective cover 4-1, a front sealing plate 4-2 and a rear sealing plate 4-3 are respectively arranged at the front end and the rear end of the protective cover 4-1, and the front sealing plate 4-2 and the rear sealing plate 4-3 can be respectively arranged at the front end and the rear end of the protective cover 4-1 through bolts; the rear sealing plate 4-3 is provided with a camera cooling air inlet 6, and cooled compressed air can be introduced into the camera cooling air inlet 6.
On the basis of the above embodiments, the optical filter further includes an optical filter flange 4-4, and the optical filter 4 is mounted on the front sealing plate 4-2 through the optical filter flange 4-4, and specifically, may be connected through bolts.
On the basis of the above embodiments, the lower side of the periphery of the protective cover 4-1 is provided with a circulating water inlet 8, and the lower side of the periphery of the protective cover 4-1 is provided with a circulating water outlet 9, so that a water circulation mode that cold water enters the lower part and hot water flows out of the upper part is realized.
On the basis of the above embodiments, the mobile phone further comprises a camera mounting plate 11, and the camera mounting plate 11 is detachably mounted inside the protection cover 4-1. The camera is installed on camera mounting panel 11, and this camera protector is applicable to various industry cameras simultaneously, like Basler, thermal infrared imager etc. and specific accessible is changed camera mounting panel 11 and is realized the change to different cameras, and it is efficient to change, and application scope is wide.
On the basis of the above embodiments, the driving assembly includes the cylinder 2, the fixed bracket 5-1, the sliding rod part 3, and the rotating part 5-2. The rotating part 5-2 is hinged to the fixed support 5-1, the rotating part 5-2 can rotate relative to the fixed support 5-1, a sliding groove is formed in the rotating part 5-2, one end of the sliding rod part 3 is hinged to the sliding groove in a sliding mode, namely the sliding rod part 3 can slide and rotate relative to the sliding groove, the other end of the sliding rod part 3 is connected with the air cylinder 2, and the sliding rod part 3 can be driven to move by the stretching of the air cylinder 2. In particular, the slider part 3 is mounted on the shield 4-1, or other part capable of supporting.
Further, the slag trap 5 is fixedly arranged on the rotating component 5-2, and when the rotating component 5-2 rotates, the slag trap 5 can be driven to overturn to realize opening and closing.
Preferably, the rotating part 5-2 is U-shaped, one end of the rotating part 5-2 is provided with a clamping groove which can be clamped with the slag trap 5, the other end of the rotating part 5-2 is provided with a sliding groove, and a hinge point of the rotating part 5-2 and the fixed support 5-1 is positioned between the clamping groove and the sliding groove.
Specifically, the opening angle of the slag trap 5 can be changed by changing the structure of the rotating member 5-2, the cylinder 2 is preferably a thin cylinder 2, and of course, the rotating cylinder 2 can be replaced by changing the connecting mode of the slag trap 5 to change the mode of slag trap opening from the upper and lower opening of the slag trap 5 to the left and right rotating opening of the slag trap 5. The manner of opening the slag trap 5 is not limited to the manner described in the present embodiment.
On the basis of the above embodiments, the cylinder 2 is covered with the cylinder cooling cover 2-1, the cylinder cooling cover 2-1 is provided with the cylinder cooling air inlet 1, and the cylinder cooling air inlet 1 can be introduced with cooled compressed air.
On the basis of the above embodiments, the optical filter further includes a mirror surface purging assembly for purging the surface of the optical filter 4, and the mirror surface purging assembly is mounted on the protective cover 4-1.
Further, the mirror surface purging assembly comprises an annular air knife 10, an air inlet duct for supplying air to the annular air knife 10, and a throttle valve for controlling the air outlet amount of the annular air knife 10, wherein cooled compressed air can be introduced into the air inlet duct. Furthermore, the annular air knife 10 is provided with a plurality of air outlets along the circumferential direction, and the compressed air can flow out to the surface of the optical filter 4 along the air outlets to form a weak air curtain, so that dust can be effectively prevented from being adhered to the optical filter 4, and the monitoring precision is improved.
Specifically, the camera protection device provided by the embodiment comprises a water circulation cooling component, an air cooling component, a mirror surface purging component and a driving component, the use method comprises the steps of automatically controlling the cylinder 2 to open the slag trap 5 in the tapping time period, ensuring that the ambient temperature of the camera is proper through the water circulation cooling and the air cooling, collecting pictures by the camera, and automatically controlling the slag trap 5 to close and stopping the camera after tapping is finished.
In a specific embodiment, the water-gas double-cooling structure comprises a protective cover 4-1 with an interlayer, a front sealing plate 4-2, a rear sealing plate 4-3, an optical filter 4 and an optical filter flange 4-4, wherein the front end and the rear end of the protective cover 4-1 are respectively provided with a sealing plate mounting hole, a camera mounting and fixing hole is arranged in the protective cover, the middle of the front sealing plate 4-2 is provided with an optical filter flange 4-4 fixing threaded hole, the front sealing plate 4-2 and the rear sealing plate 4-3 are fixed on the protective cover 4-1 through screws and sealed by adhesive tapes, a camera is fixedly connected on the protective cover 4-1 through a camera mounting plate 11, the optical filter flange 4-4 is fixed through the front sealing plate 4-2 threads, and the optical filter 4 is mounted on the optical filter flange 4-4; the mirror surface sweeping component comprises an air inlet guide pipe and an annular air knife 10, wherein the air outlet end of the annular air knife 10 is outwards arranged and is installed on a front sealing plate 4-2 of the protective cover 4-1 by using screws; the slag trap 5 linkage assembly comprises a slag trap 5 and a driving assembly, the driving assembly comprises a cylinder 2 and a slide rod part 3, the cylinder 2 is fixed on the upper end surface of the protective cover 4-1 through a screw, and the slide rod part 3 is connected and controls the opening and closing of the slag trap 5 through a fixing support 5-1 on the protective cover 4-1.
Specifically, the opening angle of the slag trap 5 is 0 to 70 degrees, and of course, the opening angle of the slag trap 5 can be set as required without affecting the use of the camera.
Furthermore, the gas path is divided into 3 paths, the circulating water path is 1 path, and the water source and the gas source must be filtered. Specifically, when automatic tapping/slag discharging is carried out, the cylinder 2 is controlled to extend out, the slag blocking plate 5 is opened through the slide rod part 3, the camera is electrified to monitor pictures, compressed air is filtered by the filter and then is connected into the vortex cooling pipe, and the first path of cold compressed air which comes out enters the camera cooling air inlet 6 on the back of the protective cover 4-1 to cool the camera inside the protective cover 4-1; the second path enters through a cylinder cooling air inlet 1 of a cylinder cooling cover 2-1 to cool the cylinder 2; the third path is connected with an air inlet conduit of the annular air knife 10, the air outlet of the annular air knife 10 is controlled by a throttle valve to form a weak air curtain to prevent dust from adhering to glass, circulating water enters through a circulating water inlet 8 at the lower end of the protective cover 4-1 and is discharged from a circulating water outlet at the top end after passing through an annular cavity, and the external environment temperature of the camera is ensured; when the automatic tapping/slag discharging is finished, the rod of the control cylinder 2 retracts, the slag baffle plate 5 is closed through the sliding rod part 3, and the camera is powered off to stop collecting and monitoring. Wherein, 2 cooling gas of cylinder and mirror surface purge gas are always open, and second way and third way cooling gas are always open promptly, and camera cooling gas control is within 35 ℃, when surpassing this temperature, then opens camera cooling gas, first way cooling gas promptly, when not surpassing this temperature range, then closes camera cooling gas, and effectual 4 that prevent the light filter hazes in winter.
Further, in the camera protection device provided by the embodiment, in a natural state, the air inlet valve of the air cylinder cooling air inlet 1, the camera cooling air inlet 6 and the mirror surface purging air inlet 7 is opened to admit air, the water valves of the circulating water inlet 8 and the circulating water outlet 9 are opened to admit circulating water, so that the environmental temperature of the camera and the air cylinder 2 is ensured to be within a normal working temperature, and the annular air knife 10 continuously works to prevent the optical filter 4 from being stained with dust; when automatic tapping/slag discharging, the solenoid valve controls the pull rod of the thin cylinder 2 to extend out, the slag blocking plate 5 is opened through the slide rod part 3, and the camera is electrified to monitor pictures; when the automatic tapping/slag discharging is finished, the solenoid valve controls the pull rod of the thin cylinder 2 to retract, the slag baffle 5 is closed through the slide rod part 3, and the camera is powered off to stop collecting and monitoring. The slag blocking plate 5 is opened in the tapping time period, and the slag blocking plate 5 is closed in the non-tapping time period, so that the damage of the optical filter 4 caused by the fact that the steel slag hits the mirror surface can be effectively avoided, and meanwhile, heat can be effectively isolated.
The camera protection device provided by the embodiment has the advantages of simple structure, low failure rate and reliable work, solves the problems of easy dust and slag deposition, unstable camera operation and difficult maintenance of the 4-1 mirror surface of the protection cover in the prior art, improves the anti-interference performance of the camera to the environment, prolongs the maintenance period and achieves quick, stable and efficient steel tapping.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The camera protection device provided by the invention is described in detail above. The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.
Claims (8)
1. The camera protection device is characterized by comprising a protective cover (4-1) for placing a camera, a slag trap (5) positioned outside a light filter (4) of the camera and a driving component for driving the slag trap (5) to open or close; the driving assembly and the slag baffle plate (5) are both arranged on the protective cover (4-1); a cooling cavity for cooling the camera is arranged in the protective cover (4-1); the driving assembly comprises an air cylinder (2), a fixed support (5-1), a sliding rod part (3) and a rotating part (5-2), the rotating part (5-2) is hinged to the fixed support (5-1), a sliding groove is formed in the rotating part (5-2), one end of the sliding rod part (3) is hinged to the sliding groove in a sliding mode, the other end of the sliding rod part is connected with the air cylinder (2), the slag blocking plate (5) is fixedly arranged on the rotating part (5-2), and when the rotating part (5-2) rotates, the slag blocking plate (5) can be driven to overturn to achieve opening and closing; the slag stopping device is characterized in that the rotating part (5-2) is U-shaped, one end of the rotating part (5-2) is provided with a clamping groove which can be clamped with the slag stopping plate (5), the other end of the rotating part is provided with a sliding groove, and a hinged point of the rotating part (5-2) and the fixed support (5-1) is located between the clamping groove and the sliding groove.
2. The camera protection device according to claim 1, wherein the shield body peripheral portion of the shield (4-1) has a double-layer structure, a water cooling cavity for cooling water to flow through is formed in the double-layer structure, and an air cooling cavity for cooling air to flow through is formed in the shield body (4-1); the front end and the rear end of the protective cover (4-1) are respectively provided with a front sealing plate (4-2) and a rear sealing plate (4-3); the camera cooling air inlet (6) is formed in the rear sealing plate (4-3), and cooled compressed air can be introduced into the camera cooling air inlet (6).
3. The camera protection device according to claim 2, further comprising a filter flange (4-4), wherein the filter (4) is mounted on the front sealing plate (4-2) through the filter flange (4-4).
4. The camera protection device according to claim 2, characterized in that a circulating water inlet (8) is provided at the lower side of the periphery of the protection cover (4-1), and a circulating water outlet (9) is provided at the lower side of the periphery of the protection cover (4-1).
5. The camera protection device according to any one of claims 1 to 4, further comprising a camera mounting plate (11), wherein the camera mounting plate (11) is detachably mounted inside the protection cover (4-1).
6. The camera protection device according to claim 1, characterized in that a cylinder cooling cover (2-1) is arranged on the cylinder (2), a cylinder cooling air inlet (1) is arranged on the cylinder cooling cover (2-1), and cooled compressed air can be introduced into the cylinder cooling air inlet (1).
7. The camera protection device according to any one of claims 1 to 4, further comprising a mirror purging assembly for purging the surface of the optical filter (4), the mirror purging assembly being mounted on the protective cover (4-1).
8. The camera protection device according to claim 7, wherein the mirror-sweeping assembly comprises an annular air knife (10), an air inlet conduit for supplying air to the annular air knife (10), and a throttle valve for controlling an air outlet amount of the annular air knife (10), and the air inlet conduit is filled with cooled compressed air.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010317189.2A CN111367134B (en) | 2020-04-21 | 2020-04-21 | Camera protection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010317189.2A CN111367134B (en) | 2020-04-21 | 2020-04-21 | Camera protection device |
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| Publication Number | Publication Date |
|---|---|
| CN111367134A CN111367134A (en) | 2020-07-03 |
| CN111367134B true CN111367134B (en) | 2021-11-23 |
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| CN202010317189.2A Active CN111367134B (en) | 2020-04-21 | 2020-04-21 | Camera protection device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112730036B (en) * | 2021-01-25 | 2024-03-26 | 西安近代化学研究所 | Quick shielding protection device |
| CN113242402B (en) * | 2021-03-31 | 2023-11-28 | 中股电子河北有限公司 | Building high-altitude parabolic monitoring system equipment and defense arrangement method thereof |
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| CN202720434U (en) * | 2012-07-13 | 2013-02-06 | 宝山钢铁股份有限公司 | A protective cover of a pinhole high-temperature industrial TV set |
| CN104104853A (en) * | 2014-07-23 | 2014-10-15 | 莱芜钢铁集团有限公司 | Industrial camera protection device and method |
| CN107770428A (en) * | 2017-11-22 | 2018-03-06 | 成都科创谷科技有限公司 | A kind of ball-shaped camera of outdoor monitoring automatic heat radiation |
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