Monitoring equipment
By designing the heat dissipation cavity and filtering components in the monitoring equipment, the problem of glass mist and frost of the camera protective cover when using infrared lamps is solved, the stability and image quality of the equipment are improved, and effective heat dissipation and filtering effect are ensured.
Patent Information
- Application Number
- CN202420925249.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-29
- Publication Date
- 2024-12-20
- Estimated Expiration
- 2034-04-29
AI Technical Summary
When existing monitoring equipment uses infrared lights at night, it causes the temperature inside the machine to rise, causing mist and frost on the camera protective cover glass, affecting the monitoring effect.
A monitoring device is designed to form a heat dissipation cavity by setting a cover outside the camera main body, and a heat dissipation scale and exhaust member form a heating airflow, reducing the temperature difference between the two sides of the camera protective cover glass, and a filter member is provided at the air inlet to Isolate dust, including a filter plate with a combination of motor-driven gears and brush scrapers to ensure filtration efficiency and heat dissipation.
It effectively prevents the formation of mist and frost from the camera protective cover, improves the stability and image quality of the monitoring equipment, and maintains the filtered air inlet volume to avoid dust clogging.
Smart Images
Figure CN222215851U_ABST
Abstract
Description
Technical Field
[0001] The utility model particularly relates to a monitoring device. Background Art
[0002] Existing monitoring equipment is indispensable in the park. The monitoring equipment can effectively observe any corner of the park and can look around in a wide range from angles that humans cannot observe.
[0003] Infrared monitoring in the prior art will activate the infrared lamp at night to achieve the effect of night vision imaging. However, when the infrared lamp is activated, a large amount of heat will be generated, which will increase the temperature inside the machine, causing the saturated water vapor in the machine to condense into fog and frost after contacting the low-temperature protective cover glass, which will stick to the infrared camera protective cover glass and affect the normal use of monitoring. Utility Model Content
[0004] In view of the defects of the above-mentioned prior art, the technical problem to be solved by the present invention is: to provide a monitoring device.
[0005] A monitoring device comprises a camera body and a cover, wherein the cover covers the outside of the camera body to form a heat dissipation cavity, wherein the heat dissipation cavity has an air inlet and an air outlet, wherein the opening of the air outlet faces the camera end of the camera body, wherein a plurality of heat dissipation fins are arranged at intervals outside the camera body and in the heat dissipation cavity, and wherein an air extraction component and a filter component are arranged in sequence from top to bottom in the air inlet;
[0006] The filter component includes a first connecting frame and a filter plate rotatably arranged on the first connecting frame. A dust collecting area is arranged on the cover shell on one side of the air inlet. The filter plate and the first connecting frame respectively pass through the side wall of the cover shell and protrude into the dust collecting area. A brush scraper capable of contacting the lower side of the filter plate is arranged in the dust collecting area. A driving component capable of driving the filter plate to rotate is arranged at the air inlet.
[0007] In one embodiment, the driving component includes a motor and a gear disposed on a driving shaft of the motor, the filter plate is circular in shape, and a plurality of teeth that can mesh with the gear are evenly spaced on the outer circumference of the filter plate.
[0008] In one embodiment, there are a plurality of filter plates, a plurality of first openings are spaced apart on the first connecting frame, a plurality of filter plates are rotatably disposed in the plurality of first openings in a one-to-one correspondence, and teeth on adjacent filter plates mesh with each other.
[0009] In one embodiment, the exhaust component includes an exhaust fan arranged in the heat dissipation cavity and located above the first connecting frame, a second connecting frame is arranged in the heat dissipation cavity, a second opening is opened on the second connecting frame, and the exhaust fan is arranged in the second opening.
[0010] In one embodiment, at least half of the area of the filter plate protrudes outside the dust collecting area.
[0011] In one embodiment, a third opening is provided between the air inlet and the dust collecting area, and the filter plate and the first connecting frame are respectively located between the air inlet and the dust collecting area through the third opening.
[0012] In one embodiment, the cover is detachably connected to the camera body by screws.
[0013] In summary, the beneficial effects of the present invention compared with the prior art are as follows:
[0014] The utility model covers the outer side of the camera body through the cover shell to form a heat dissipation cavity between the two. The heat generated by the camera body when it is powered on is dissipated into the heat dissipation cavity through the heat dissipation fins. At this time, the air extraction component combines with the heat of the camera body itself to form a warming airflow, so that the warming airflow is blown to the photographing end of the camera body through the air outlet, thereby effectively reducing the temperature difference on both sides of the protective cover glass at the photographing end of the camera body, thereby preventing the monitoring protective cover from fogging and improving the monitoring stability.
[0015] And because the heated airflow continues to blow toward the photographing end of the camera body, an air curtain is formed at the photographing end, which effectively prevents the protective cover of the photographing end from being stained with dust and affecting the monitoring image quality;
[0016] A filter component is provided at the air inlet of the heat dissipation cavity to effectively isolate and filter dust to prevent dust from blowing toward the photographing end of the camera. The filter plate in the filter component rotates and is combined with a brush scraper to allow the dust filtered by the filter plate to be scraped off into the dust collecting area by the brush scraper, thereby effectively maintaining the filtered air intake of the filter plate and avoiding the problem of reduced air intake due to dust clogging the filter plate. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] Figure 1 This is a schematic cross-sectional structure diagram of a monitoring device in one embodiment of the utility model;
[0018] Figure 2 This is one of the three-dimensional structural schematic diagrams of a monitoring device in one embodiment of the utility model;
[0019] Figure 3 This is a second schematic diagram of the three-dimensional structure of a monitoring device in one embodiment of the utility model. DETAILED DESCRIPTION
[0020] The utility model is further described below in conjunction with the accompanying drawings and specific implementation methods:
[0021] like Figures 1 to 3The embodiment of the utility model shown preferably provides a monitoring device, including a camera body 1 and a cover 2, the cover 2 covers the outside of the camera body 1 to form a heat dissipation cavity 3, the heat dissipation cavity 3 has an air inlet 4 and an air outlet 5, the opening of the air outlet 5 faces the camera end of the camera body 1, a plurality of heat dissipation fins 6 are arranged at intervals outside the camera body 1 and located in the heat dissipation cavity 3, and an air extraction component 7 and a filter component are arranged in the air inlet 4 from top to bottom;
[0022] The filtering component includes a first connecting frame 81 and a filter plate 82 rotatably arranged on the first connecting frame 81. A dust collecting area 83 is arranged on the cover shell 2 on one side of the air inlet 4. The filter plate 82 and the first connecting frame 81 respectively pass through the side wall of the cover shell 2 and protrude into the dust collecting area 83. A brush scraper 84 capable of contacting the lower side of the filter plate 82 is arranged in the dust collecting area 83. A driving component 9 capable of driving the filter plate 82 to rotate is arranged at the air inlet 4.
[0023] Specifically, the cover shell is covered on the outside of the camera body to form a heat dissipation cavity between the two. The heat generated by the camera body when it is powered on is dissipated into the heat dissipation cavity through the heat dissipation fins. At this time, the air extraction component combines with the heat of the camera body itself to form a warming airflow, so that the warming airflow is blown toward the photographing end of the camera body through the air outlet, thereby effectively reducing the temperature difference between the two sides of the protective cover glass at the photographing end of the camera body, thereby preventing the monitoring protective cover from fogging and improving the monitoring stability.
[0024] And because the heated airflow continues to blow toward the photographing end of the camera body, an air curtain is formed at the photographing end, which effectively prevents the protective cover of the photographing end from being stained with dust and affecting the monitoring image quality;
[0025] A filter component is provided at the air inlet of the heat dissipation cavity to effectively isolate and filter dust to prevent dust from blowing toward the photographing end of the camera. The filter plate in the filter component rotates and is combined with a brush scraper to allow the dust filtered by the filter plate to be scraped off into the dust collecting area by the brush scraper, thereby effectively maintaining the filtered air intake of the filter plate and avoiding the problem of reduced air intake due to dust clogging the filter plate.
[0026] Furthermore, the driving member 9 includes a motor 91 and a gear 92 disposed on a driving shaft of the motor 91. The filter plate 82 is circular in shape, and a plurality of teeth 93 that can mesh with the gear 92 are evenly spaced on the outer circumference of the filter plate 82. Specifically, the motor drives the gear to rotate, and then the gear is meshed with the teeth to cause the filter plate to rotate relative to the first connecting frame, so that the filter plate rotates and contacts the brush scraper, so that the filter plate filters the incoming air at the air inlet while the lower side of the filter plate is kept in a continuous cleaning state.
[0027] Furthermore, the filter plates 82 are provided in a plurality, and the first connecting frame 81 is provided with a plurality of first openings at intervals, and the plurality of filter plates 82 are rotatably arranged in the plurality of first openings in a one-to-one correspondence, and the teeth 93 on adjacent filter plates 82 are meshed with each other. Specifically, by providing a plurality of filter plates to enhance the filtration air intake volume, and the teeth between the plurality of filter plates are meshed with each other, so that the plurality of filter plates can be synchronously driven to rotate, and the plurality of filter plates and the plurality of brush scrapers are in a one-to-one correspondence and in abutment with each other to achieve cleaning.
[0028] Further, the air extraction component 7 includes an air extractor 71 disposed in the heat dissipation cavity 3 and located above the first connecting frame 81, a second connecting frame 72 is disposed in the heat dissipation cavity 3, a second opening is formed on the second connecting frame 72, and the air extractor 71 is disposed in the second opening. Specifically, the heat dissipation cavity is divided into an upper cavity and a lower cavity by the second connecting frame, and the air extractor in the second opening works to extract and transport the airflow in the lower cavity to the upper cavity, so as to realize the airflow from the air inlet to the air outlet.
[0029] Furthermore, at least half of the area of the filter plate 82 protrudes outward from the dust collecting area 83 .
[0030] Furthermore, a third opening is provided between the air inlet 4 and the dust collecting area 83 , and the filter plate 82 and the first connecting frame 81 are respectively located between the air inlet 4 and the dust collecting area 83 through the third opening.
[0031] Furthermore, the cover shell 2 is detachably connected to the camera body 1 by screws.
[0032] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. The technicians in this industry should understand that the utility model is not limited by the above embodiments. The above embodiments and the description are only to illustrate the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model will have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.
Claims
1. A monitoring device, comprising a camera body (1) and a housing (2), characterized in that: The cover (2) covers the outside of the camera body (1) to form a heat dissipation cavity (3), the heat dissipation cavity (3) having an air inlet (4) and an air outlet (5), the opening of the air outlet (5) facing the camera end of the camera body (1), a plurality of heat dissipation fins (6) are arranged at intervals outside the camera body (1) and inside the heat dissipation cavity (3), and an air extraction component (7) and a filter component are arranged in sequence from top to bottom inside the air inlet (4); The filtering component comprises a first connecting frame (81) and a filter plate (82) rotatably arranged on the first connecting frame (81); a dust collecting area (83) is arranged on the housing (2) at one side of the air inlet (4); the filter plate (82) and the first connecting frame (81) respectively pass through a part of the side wall of the housing (2) and protrude into the dust collecting area (83); a brush scraper (84) capable of contacting the lower side of the filter plate (82) is arranged in the dust collecting area (83); and a driving component (9) capable of driving the filter plate (82) to rotate is arranged at the air inlet (4).
2. A monitoring device according to claim 1, characterized in that: The driving member (9) comprises a motor (91) and a gear (92) arranged on a driving shaft of the motor (91); the filter plate (82) is circular in shape, and a plurality of teeth (93) capable of meshing with the gear (92) are evenly spaced and arranged on the outer circumference of the filter plate (82).
3. A monitoring device according to claim 2, characterized in that: The filter plates (82) are in plurality, the first connecting frame (81) is provided with a plurality of first openings at intervals, the filter plates (82) are rotatably disposed in the plurality of first openings in a one-to-one correspondence, and the teeth (93) on adjacent filter plates (82) are meshed with each other.
4. A monitoring device according to claim 2, characterized in that: The exhaust component (7) comprises an exhaust fan (71) arranged in the heat dissipation cavity (3) and located above the first connecting frame (81); a second connecting frame (72) is arranged in the heat dissipation cavity (3); a second opening is provided on the second connecting frame (72); and the exhaust fan (71) is arranged in the second opening.
5. A monitoring device according to claim 1, characterized in that: At least half of the area of the filter plate (82) protrudes outward from the dust collecting area (83).
6. A monitoring device according to claim 1, characterized in that: A third opening is provided between the air inlet (4) and the dust collecting area (83), and the filter plate (82) and the first connecting frame (81) are respectively located between the air inlet (4) and the dust collecting area (83) through the third opening.
7. A monitoring device according to claim 1, characterized in that: The cover shell (2) is detachably connected to the camera body (1) via screws.