CN219227726U

CN219227726U - Security monitoring equipment

Info

Publication number: CN219227726U
Application number: CN202223549497.1U
Authority: CN
Inventors: 陈洪涛
Original assignee: Shaanxi Weicheng Zhongtuo Industrial Co ltd
Current assignee: Shaanxi Weicheng Zhongtuo Industrial Co ltd
Priority date: 2022-12-29
Filing date: 2022-12-29
Publication date: 2023-06-20
Anticipated expiration: 2032-12-29

Abstract

The utility model relates to the technical field of image acquisition, in particular to security monitoring equipment, which comprises a camera, wherein a dust cover is arranged outside the camera; a heat dissipation cavity is formed between the inner wall of the dust cover and the outer surface of the camera, mounting holes are formed in the outer surface of the dust cover and close to the left side and the right side of the head of the camera, and a heat dissipation assembly is arranged in each mounting hole; according to the utility model, dust can be prevented from adhering to the outer surface of the camera through the dust cover, so that the heat radiation performance of the camera is ensured, meanwhile, the camera is inserted and installed in the dust cover to form a heat radiation cavity, then the dust in the external air is filtered through the heat radiation component, the surface of the camera is subjected to air cooling and temperature reduction, and finally, the hot air in the heat radiation cavity is discharged from the air outlet, so that the air in the heat radiation cavity is kept circulating, and the heat radiation is effectively carried out.

Description

Security monitoring equipment

Technical Field

The utility model relates to the technical field of image acquisition, in particular to security monitoring equipment.

Background

After the security monitoring equipment is used for a long time, the surface of the security monitoring equipment is easily covered by deposited dust, and the heat dissipation performance of the security monitoring equipment is affected. At present, the coating can be maintained regularly only by manpower, and the maintenance cost is high; or no maintenance is carried out, and the heat dissipation performance of the security monitoring equipment is weakened after the security monitoring equipment is used for a long time. Especially, the security monitoring equipment arranged outdoors is high in manual maintenance cost because a clean water source is not easy to obtain, and the service life of the security monitoring equipment is influenced.

Based on the defect, the prior publication number is CN215499202U, which discloses a security monitoring device, comprising a monitoring camera and a cleaning component arranged on the monitoring camera, wherein the monitoring camera is coated with a spectrum selective coating, the heat dissipation efficiency of the monitoring camera can be increased under the action of the spectrum selective coating, the temperature of the monitoring camera is lower than the dew point temperature of the external environment, condensed water can be enriched on the spectrum selective coating, a water source is provided for the cleaning component, the cleaning component can clean the surface of the monitoring camera well, and dust accumulation is avoided.

However, the monitoring camera is exposed out of the air, dust is easily adhered to the surface of the coating, so that the heat dissipation performance of the monitoring camera is reduced, and then the dust drives the cleaning assembly to clean through the driving piece additionally arranged in the monitoring camera, so that the generation of the heat source in the monitoring camera is increased, and the heat dissipation effect is poor.

Disclosure of Invention

The utility model aims to provide security monitoring equipment, which mainly solves the technical problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the security monitoring equipment comprises a camera, wherein a dust cover is arranged outside the camera;

the inside of the dust cover is of a hollow structure, one end of the dust cover is provided with a mounting opening, a rear end cover is arranged at the mounting opening, the other end of the dust cover is provided with a monitoring hole, the monitoring hole is matched with the head of the camera, the inner wall of the dust cover is provided with a guide rail, and the outer surface of the camera is provided with a guide rail seat matched with the guide rail for inserting and mounting the camera from the rear end of the dust cover;

a heat dissipation cavity is formed between the inner wall of the dust cover and the outer surface of the camera, mounting holes are formed in the outer surface of the dust cover and close to the left side and the right side of the head of the camera, and a heat dissipation assembly is arranged in the mounting holes and used for dissipating heat of the camera;

the four corners of rear end cap all are provided with the air exit, air exit department installs the second grade filter screen for with the inside hot air exhaust of heat dissipation cavity.

Preferably, the heat dissipation assembly comprises a frame body arranged in the mounting hole, the cross section of the frame body is C-shaped, the opening end of the frame body faces to one side far away from the camera, a first-stage filter screen is arranged on the inner wall of the frame body along the vertical direction, a filter plate is arranged at the opening end of the frame body, and an induced draft cover is arranged at one end of the filter plate far away from the frame body;

the outer surface of the filter plate is provided with vent holes;

an air inlet hole is formed in one side, far away from the filter plate, of the inner wall of the frame body;

the filter plate is provided with a dust removing piece for removing dust on the surface of the primary filter screen.

Preferably, the dust removing part comprises a rotating shaft rotatably installed on the filter plate, one end of the rotating shaft extends to a side close to the induced draft hood and is provided with a blade, and the other end of the rotating shaft extends to a side close to the primary filter screen and is obliquely provided with a crankshaft;

the inner wall of the frame body is provided with steel balls through elastic ropes, the steel balls are positioned between the primary filter screen and the filter plate, two connecting rods are hinged between the steel balls and opposite surfaces of the crankshaft, and the other ends of the two connecting rods are connected through tension springs.

Preferably, the bottom end of the inner wall of the frame body is inclined downwards towards one side of the opening end, and a discharging channel is arranged between the bottom end of the filter plate and the bottom end of the inner wall of the frame body.

Preferably, the air inlet holes positioned at the middle position of the frame body are horizontally arranged, and the air inlet holes positioned at the upper side and the lower side of the frame body are sequentially inclined towards the upper end and the lower end of the camera and are used for increasing the air cooling contact area of the surface of the camera.

Preferably, a chamfer is arranged on the outer surface of the dust cover and close to one side of the air inlet end of the air guide cover, and is used for forming a guide surface.

Preferably, the cross section of induced air cover sets up to arc structure, induced air cover's air inlet end orientation one side of camera head, induced air cover's bottom is provided with the bin outlet.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the dust cover is arranged outside the camera, so that dust can be prevented from adhering to the outer surface of the camera, the camera is inserted and arranged in the dust cover to form the heat dissipation cavity, then the dust in the external air is filtered through the heat dissipation component, clean air is discharged into the heat dissipation cavity to cool the surface of the camera in an air-cooling manner, and finally the hot air in the heat dissipation cavity is discharged from the air outlet, so that the air in the heat dissipation cavity is kept to circulate for effective heat dissipation, and compared with the conventional method that a driving piece is added in the camera, the heat source generation can be reduced, and the heat dissipation effect is improved.

2. According to the utility model, the dust removing piece is arranged, so that dust adsorbed on the surface of the primary filter screen can be shaken off and discharged through the discharging channel; meanwhile, the dust removing part is driven to operate by wind power, so that the heat source generation and the electric energy loss can be reduced; and after the clean air filtered by the primary filter screen cools the surface of the camera in an air-cooling way, the surface of the secondary filter screen can be reversely blown, and dust adhered to the surface of the secondary filter screen can be blown off.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is a perspective view of a security monitoring device of the present utility model;

FIG. 2 is a cross-sectional view taken at A-A of FIG. 1 in accordance with the present utility model;

FIG. 3 is an enlarged view of the portion B of FIG. 2 in accordance with the present utility model;

in the figure: the camera 1, the guide rail seat 11, the dust cover 2, the guide rail 21, the rear end cover 3, the air outlet 31, the secondary filter screen 32, the heat dissipation component 4, the frame 41, the air inlet 411, the filter plate 42, the vent 421, the discharging channel 43, the air guiding cover 44, the primary filter screen 45, the dust removing piece 46, the rotating shaft 461, the leaf 462, the crankshaft 463, the tension spring 464, the connecting rod 465, the elastic rope 466 and the steel balls 467.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1-3, the utility model provides security monitoring equipment, which comprises a camera 1, wherein the camera 1 is arranged in a dust cover 2, the inside of the dust cover 2 is of a hollow structure, one end of the dust cover 2 is provided with a mounting opening, a rear end cover 3 is fixedly arranged at the mounting opening, the other end of the dust cover 2 is provided with a monitoring hole, and the monitoring hole is matched with the head of the camera 1;

guide rails 21 are fixedly arranged on the upper side and the lower side of the inner wall of the dust cover 2, guide rail seats 11 matched with the guide rails 21 are fixedly arranged on the outer surface of the camera 1, in the installation process, the rear end cover 3 is detached firstly, then the guide rail seats 11 on the outer surface of the camera 1 are inserted on the guide rails 21, the rear end cover 3 is fixedly arranged at an installation opening to fix and limit the camera 1, the camera 1 can be installed in the dust cover 2 for use, a heat dissipation cavity is formed between the inner wall of the dust cover 2 and the outer surface of the camera 1 after installation, installation holes are formed in the outer surface of the dust cover 2 and the left side and the right side close to the head of the camera 1, and heat dissipation components 4 are installed in the installation holes and used for carrying out air cooling and heat dissipation on the camera 1.

It should be noted that: the dust cover 2 in this embodiment is made by punching a hard fiberboard, so that the dust cover has a low heat conducting property, and external heat transfer into the heat dissipation cavity can be reduced.

Specifically, the heat dissipation assembly 4 includes a frame 41 fixedly installed in the installation hole, the cross section of the frame 41 is in a C shape, the open end of the frame 41 faces to one side far away from the camera 1, a first-stage filter screen 45 is fixedly installed on the inner wall of the frame 41 along the vertical direction, a filter plate 42 is fixedly installed at the open end of the frame 41, and an induced draft cover 44 is fixedly installed at one end of the filter plate 42 far away from the frame 41; the outer surface of the filter plate 42 is provided with a vent hole 421, one side, far away from the filter plate 42, of the inner wall of the frame 41 is provided with an air inlet 411, external air can be discharged into the heat dissipation cavity through the vent hole 421, the primary filter screen 45 and the air inlet 411 in sequence under the drainage effect of the induced draft cover 44, the outer surface of the camera 1 is cooled by air, and hot air is discharged through the air outlets 31 at four corners of the rear end cover 3, so that the purpose of heat dissipation is achieved; meanwhile, when the hot air is discharged, the secondary filter screen 32 at the air outlet 31 can be reversely blown, dust adsorbed on the outer surface of the secondary filter screen 32 is blown off, and gaps of the secondary filter screen 32 are prevented from being blocked by the dust; the filter plate 42 is provided with a dust removing member 46 for removing dust adsorbed on the surface of the primary filter screen 45.

Specifically, the dust removing member 46 includes a rotating shaft 461 rotatably mounted on the filter plate 42, a leaf 462 is fixedly mounted on one side of the rotating shaft 461 extending from one end thereof to the side close to the induced draft fan housing 44, and a crankshaft 463 is welded to the other end of the rotating shaft 461 extending from the other end thereof to the side close to the primary filter screen 45 in an inclined manner; the inner wall of the frame 41 is fixedly provided with steel balls 467 through elastic ropes 466, the steel balls 467 are positioned between the primary filter screen 45 and the filter plate 42, two connecting rods 465 are in ball hinge joint between the steel balls 467 and opposite surfaces of a crankshaft 463, and the other ends of the two connecting rods 465 are connected through a tension spring 464;

when the external wind force is large, the leaf 462 can be blown to rotate, then the leaf 462 drives the crankshaft 463 to synchronously rotate through the rotating shaft 461, so that the crankshaft 463 pulls the other connecting rod 465 to rotate along the spherical hinge end through the connecting rod 465 and the tension spring 464, meanwhile, the steel ball 467 is not arranged on the axis of the rotating shaft 461 by adopting the design principle of an eccentric wheel, and when the crankshaft 463 rotates around the rotating shaft 461 to the side far from the steel ball 467, the steel ball 467 can be pulled to move to the side close to the filter plate 42 through the connecting rod 465 and the tension spring 464, and in the process, the tension spring 464 and the elastic rope 466 generate certain elastic deformation; when the crankshaft 463 rotates around the side farthest from the steel balls 467, under the action of the elastic restoring force of the tension spring 464 and the elastic rope 466, the rotation speed of the crankshaft 463 around the rotating shaft 461 towards the side close to the steel balls 467 can be increased, the steel balls 467 move towards the side close to the first-stage filter screen 45, the surface of the first-stage filter screen 45 is hit, and therefore dust adsorbed on the surface of the first-stage filter screen 45 can be shaken off.

It should be noted that: the ball hinge is a spherical contact connection mode, which is formed by combining a spherical groove and a spherical bulge, and the spherical bulge is embedded and arranged in the spherical groove, so that the connection mode can realize the relative transmission of two connecting pieces; in this embodiment, the elastic cord 466 is prevented from knotting during the rotation of the crankshaft 463 and the steel ball 467, which affects the normal operation of the dust removing member 46.

Specifically, the bottom end of the inner wall of the frame 41 is inclined downward toward one side of the opening end, and a discharging channel 43 is provided between the bottom end of the filter plate 42 and the bottom end of the inner wall of the frame 41, so that dust shaken off from the surface of the primary filter screen 45 can be discharged from the discharging channel 43 to the outside of the dust cover 2.

Specifically, the air inlet 411 located at the middle position of the frame 41 is horizontally arranged, and the air inlets 411 located at the upper side and the lower side of the frame 41 are sequentially inclined towards the upper end and the lower end of the camera 1, so that the air cooling contact area of the surface of the camera 1 is increased, and the heat dissipation effect is improved.

Specifically, the chamfer is arranged on the outer surface of the dust cover 2 and close to the air inlet end of the induced draft cover 44, so that a certain lateral flow guiding effect can be achieved on external air, and the external air can enter the induced draft cover 44 better.

Specifically, the air inlet end of the air guiding cover 44 faces one side of the head of the camera 1, and the bottom end of the air guiding cover 44 is provided with a discharge port, so that sucked large solid particles can be discharged from the bottom end of the air guiding cover 44, such as leaves or sand and the like; the cross section of induced air cover 44 sets up to arc structure, can guarantee to drain the air in the induced air cover 44 to in the dust cover 2, prevents that the air in the induced air cover 44 from directly discharging from the bin outlet for outside air can't enter into in the dust cover 2 to the surface of camera 1 carries out forced air cooling.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.

Claims

1. The utility model provides a security protection supervisory equipment, includes camera (1), its characterized in that: a dust cover (2) is arranged outside the camera (1);

the inside of the dust cover (2) is provided with a hollow structure, one end of the dust cover (2) is provided with a mounting opening, the mounting opening is provided with a rear end cover (3), the other end of the dust cover (2) is provided with a monitoring hole, the monitoring hole is matched with the head of the camera (1), the inner wall of the dust cover (2) is provided with a guide rail (21), and the outer surface of the camera (1) is provided with a guide rail seat (11) matched with the guide rail (21) for plugging and mounting the camera (1) from the rear end of the dust cover (2);

a heat dissipation cavity is formed between the inner wall of the dust cover (2) and the outer surface of the camera (1), mounting holes are formed in the outer surface of the dust cover (2) and close to the left side and the right side of the head of the camera (1), and a heat dissipation assembly (4) is arranged in each mounting hole and used for performing air cooling heat dissipation on the camera (1);

the four corners of rear end cover (3) all are provided with air outlet (31), air outlet (31) department installs second grade filter screen (32) for with the inside hot air of heat dissipation cavity discharge.

2. The security monitoring device of claim 1, wherein: the heat dissipation assembly (4) comprises a frame body (41) arranged in the mounting hole, the cross section of the frame body (41) is C-shaped, the opening end of the frame body (41) faces to one side far away from the camera (1), a primary filter screen (45) is arranged on the inner wall of the frame body (41) along the vertical direction, a filter plate (42) is arranged at the opening end of the frame body (41), and an induced draft cover (44) is arranged at one end of the filter plate (42) far away from the frame body (41);

the outer surface of the filter plate (42) is provided with a vent hole (421);

an air inlet hole (411) is formed in one side, far away from the filter plate (42), of the inner wall of the frame body (41);

the filter plate (42) is provided with a dust removing piece (46) for removing dust on the surface of the primary filter screen (45).

3. A security monitoring device according to claim 2, characterized in that: the dust removing piece (46) comprises a rotating shaft (461) rotatably arranged on the filter plate (42), a blade (462) is arranged at one end of the rotating shaft (461) extending to the side close to the induced draft cover (44), and a crankshaft (463) is obliquely arranged at the other end of the rotating shaft (461) extending to the side close to the primary filter screen (45);

the inner wall of the frame body (41) is provided with steel balls (467) through elastic ropes (466), the steel balls (467) are located between the primary filter screen (45) and the filter plate (42), two connecting rods (465) are hinged between the steel balls (467) and opposite surfaces of the crankshaft (463), and the other ends of the two connecting rods (465) are connected through tension springs (464).

4. A security monitoring device according to claim 2, characterized in that: the inner wall bottom of framework (41) is towards one side slope downward setting of open end, just the bottom of filter plate (42) with be provided with between the inner wall bottom of framework (41) discharge channel (43).

5. A security monitoring device according to claim 2, characterized in that: the air inlet holes (411) positioned in the middle of the frame body (41) are horizontally arranged, and the air inlet holes (411) positioned on the upper side and the lower side of the frame body (41) are sequentially inclined towards the upper end and the lower end of the camera (1) and are used for increasing the air cooling contact area of the surface of the camera (1).

6. A security monitoring device according to claim 2, characterized in that: the dust cover (2) is provided with a chamfer on the outer surface and close to the air inlet end side of the air guide cover (44) for forming a guide surface.

7. The security monitoring device of claim 6, wherein: the cross section of induced air cover (44) sets up to arc structure, induced air cover (44) air inlet end orientation one side of camera (1) head, induced air cover (44) bottom is provided with the bin outlet.