CN213585940U

CN213585940U - Protection device of surveillance camera head

Info

Publication number: CN213585940U
Application number: CN202022530407.9U
Authority: CN
Inventors: 不公告发明人
Original assignee: Shaoguan Changde Information Technology Co ltd
Current assignee: Shaoguan Changde Information Technology Co ltd
Priority date: 2020-11-05
Filing date: 2020-11-05
Publication date: 2021-06-29
Anticipated expiration: 2030-11-05

Abstract

The utility model discloses a protection device of surveillance camera head, including outer protecting crust illumination groove, sliding connection has camera shell illumination groove on the inside bottom surface in outer protecting crust illumination groove, illumination groove has been seted up on the four corners in camera shell illumination groove on the surface, ventilation groove illumination groove has been seted up on the surface in camera shell illumination groove, the illumination groove of inner wall middle part fixedly connected with bottom plate illumination groove in camera shell illumination groove, the illumination groove of fixed block of the inside front side fixedly connected with in surface in camera shell illumination groove. Through the principle that the magnetic block is demagnetized at high temperature and the principle that the magnetic block is attracted in opposite directions, the effect that the second magnetic block drives the sealing plate to open and close the ventilation groove is achieved, the second magnetic block is attracted through the cooled first magnetic block in time, the ventilation groove is sealed, and dust is effectively prevented from entering the interior of the camera shell.

Description

Protection device of surveillance camera head

Technical Field

The utility model belongs to a surveillance camera head technical field especially relates to a protection device of surveillance camera head.

Background

Surveillance cameras are more and more common in the society today, and a surveillance camera is a semiconductor imaging device, and has the advantages of high sensitivity, strong light resistance, small distortion, small volume, long service life, vibration resistance and the like.

Current surveillance camera head, like the surveillance camera head on the road surface, owing to need long-time the light of opening for the inside of its camera shell produces high temperature owing to long-time illumination, because the camera is more sensitive to high temperature, and long-time high temperature probably leads to the damage of camera subassembly, thereby causes the damage of surveillance camera head.

Therefore, a protection device for a monitoring camera is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solve the above problems, and provides a protection device for a monitoring camera.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a protection device of surveillance camera head, includes outer protecting crust, sliding connection has the camera housing on the inside bottom surface of outer protecting crust, the four corners of camera housing has seted up the illumination groove on the surface, the ventilation groove has been seted up on the camera housing on the surface, the inner wall middle part fixedly connected with bottom plate of camera housing, the fixed block of fixedly connected with on the surface of the inside front side of camera housing.

Preferably, the rear side surface of the fixing block is fixedly connected to the surface of the upper end of the front side of the base plate, and a sliding groove is formed in the surface of the fixing block.

Preferably, side fixing blocks are fixedly connected to wall surfaces of the left side and the right side of the camera housing, and rear side wall surfaces of the side fixing blocks are fixedly connected to a front side surface of the base plate.

Preferably, a centering spring is fixedly connected to the front side surface of the bottom plate, a second magnetic block is fixedly connected to the other end of the centering spring, sliders are fixedly connected to the left side and the right side of the second magnetic block, the sliders are connected to the fixed block and the side fixed block in a sliding mode, the sliders are connected to the inside of the sliding groove in a sliding mode, and a sealing block is fixedly connected to the front side surface of the second magnetic block.

Preferably, the first magnetic block is fixedly connected to the outer side of the illumination groove, the sealing block is connected to the inside of the first magnetic block in a penetrating mode, and the other end of the sealing block is connected to the inside of the ventilation groove in a penetrating mode.

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

1. through setting up first magnetic path and second magnetic path for first magnetic path can attract the second magnetic path to move and drive the piece of sealing and agree with and connect in the inside of ventilation groove through magnetic force, realizes the closure to ventilation groove, and when first magnetic path lose magnetism, moves like the rear side by returning the indirect shrouding that drives of positive spring, realizes opening of ventilation groove.

2. The outstanding characteristics of this practicality lie in: through the principle that the magnetic block is demagnetized at high temperature and the principle that the magnetic block is attracted in opposite directions, the effect that the second magnetic block drives the sealing plate to open and close the ventilation groove is achieved, the second magnetic block is attracted through the cooled first magnetic block in time, the ventilation groove is sealed, and dust is effectively prevented from entering the interior of the camera shell.

Drawings

Fig. 1 is a schematic structural diagram of a protection device of a surveillance camera according to the present invention;

fig. 2 is a side view of a protection device of a surveillance camera according to the present invention;

fig. 3 is a top view of the protection device of the monitoring camera provided by the present invention.

In the figure: the camera comprises an outer protective shell 1, a camera shell 2, an illumination groove 3, a ventilation groove 31, a first magnetic block 32, a sealing block 33, a second magnetic block 34, a return spring 35, a bottom plate 36, a fixing block 4, a fixing block 41 side, a sliding block 42 and a sliding groove 43.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a protection device of a surveillance camera, including outer protecting crust 1, the inner wall of outer protecting crust 1 is fixed with the connecting block on the surface, connecting block sliding connection is on the wall of the left and right sides of camera shell 2, sliding connection has camera shell 2 on the inside bottom surface of outer protecting crust 1, illumination groove 3 has been seted up on the surface of the four corners of camera shell 2, the structure of illumination groove 3 is circular structure, the middle part fixedly connected with camera lens of camera shell 2, ventilation groove 31 has been seted up on the surface of camera shell 2, the structure of ventilation groove 31 is the rectangle structure, the inner wall middle part fixedly connected with bottom plate 36 of camera shell 2, the fixed block 4 of the fixed connection on the surface of the inside front side of camera shell 2.

The rear side fixed connection of fixed block 4 is on the surface of the front side upper end of bottom plate 36, spout 43 has been seted up on the surface of fixed block 4, fixedly connected with buffer spring on the terminal side in inside of spout 43, buffer spring's effect is cushioned the slider, fixedly connected with side fixed block 41 on the wall of the left and right sides of camera shell 2, the rear side wall fixed connection of side fixed block 41 is on the front side surface of bottom plate 36, spout 43 corresponds sets up on the surface of side fixed block 41.

A return spring 35 is fixedly connected to the front side surface of the bottom plate 36, a second magnetic block 34 is fixedly connected to the other end of the return spring 35, a connecting block is fixedly connected to the other end of the return spring 35, the side wall of the other end of the connecting block is fixedly connected to the rear side wall surface of the second magnetic block 34, sliders 42 are fixedly connected to the left side and the right side wall surfaces of the second magnetic block 34, the sliders 42 are fixedly connected to the left side and the right side wall surfaces of the connecting block, the sliders 42 are slidably connected to the surfaces of the fixed block 4 and the side fixed block 41, the sliders 42 are slidably connected to the inside of the sliding grooves 43, a sealing block 33 is fixedly connected to the front side surface of the second magnetic block 34, the front side of the sealing block 33 is in fit connection with the inside of the ventilation groove 31, a first magnetic block 32 is fixedly connected to the outer side of the illumination groove 3, the middle of the first magnetic block 32 is hollow, the, the other end of the sealing block 33 is connected to the inside of the ventilation slot 31 through a hole, the magnetic pole of the first magnetic block 32 is opposite to the magnetic pole of the second magnetic block 34, namely, the first magnetic block 32 and the second magnetic block 34 are attracted.

Now, the operation principle of the present invention is described as follows:

when the protection device of the monitoring camera is used and in an initial state, due to the principle that opposite magnetic poles attract each other, the first magnetic block 32 and the second magnetic block 34 are attracted to each other, at the moment, the elastic force of the return spring 35 is smaller than the magnetic force between the first magnetic block 32 and the second magnetic block 34, so that the second magnetic block 34 drives the sealing block 33 fixed on the surface of the front end of the second magnetic block 34 to move forwards, and the sliding blocks 42 on the left side and the right side are driven to slide in the sliding grooves 43 on the surfaces of the fixed block 4 and the side fixed block 41 in the process that the second magnetic block 34 moves forwards, and are finally matched and connected with the inside of the ventilation groove 31 to seal the ventilation groove 31, when an illumination bulb arranged in the illumination groove 3 is in a long-time illumination state, the inner wall of the illumination bulb generates larger heat to cause the first magnetic block 32 fixedly connected with the illumination bulb to lose magnetism, at the moment, the magnetic force is smaller than the elastic force of the return spring, and the return spring 35 drives the second, make the fixed shrouding 33 of second magnetic path 34 drive front side break away from ventilation groove 31, and the slider 42 sliding connection of the second magnetic path 34 left and right sides is in the inside of spout 43, realize opening of ventilation groove 31, accomplish the inside heat dissipation of camera housing 2 promptly, and when slider 42 slided the rear side bottom of spout 43, cushion slider 42 by buffer spring, after the magnetism resumes again after the cooling of first magnetic path 32 on illumination groove 3, magnetic force is greater than elasticity this moment, the repeated second magnetic path 34 that drives moves to the front side, make ventilation groove 31 reclose, prevent to open the inside of camera housing 2 for a long time and advance grey.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a protection device of surveillance camera head, includes outer protecting crust (1), its characterized in that, sliding connection has camera housing (2) on the inside bottom surface of outer protecting crust (1), illumination groove (3) have been seted up on the four corners of camera housing (2) on the surface, ventilation groove (31) have been seted up on the surface of camera housing (2), the inner wall middle part fixedly connected with bottom plate (36) of camera housing (2), the fixed block (4) of fixedly connected with on the surface of the inside front side of camera housing (2).

2. A monitoring camera protection device according to claim 1, characterized in that the rear side surface of the fixing block (4) is fixedly connected to the surface of the front upper end of the bottom plate (36), and a sliding groove (43) is formed on the surface of the fixing block (4).

3. A monitoring camera protection device according to claim 1, wherein side fixing blocks (41) are fixedly connected to the wall surfaces of the left and right sides of the camera housing (2), and the rear side wall surfaces of the side fixing blocks (41) are fixedly connected to the front side surface of the base plate (36).

4. A protection device for a monitoring camera according to claim 1, characterized in that a return spring (35) is fixedly connected to the front side surface of the bottom plate (36), a second magnetic block (34) is fixedly connected to the other end of the return spring (35), sliders (42) are fixedly connected to the left and right sides of the second magnetic block (34), the sliders (42) are slidably connected to the surfaces of the fixed block (4) and the side fixed block (41), the sliders (42) are slidably connected to the inside of the sliding groove (43), and a sealing block (33) is fixedly connected to the front side surface of the second magnetic block (34).

5. A protection device of a monitoring camera according to claim 4, characterized in that a first magnetic block (32) is fixedly connected to the outer side of the lighting slot (3), the sealing block (33) is connected to the inside of the first magnetic block (32) in a penetrating manner, and the other end of the sealing block (33) is connected to the inside of the ventilation slot (31) in a penetrating manner.