CN206117838U - Camera - Google Patents

Abstract

The utility model discloses a video camera, which comprises a mounting seat, a lens case, a lens and two spherical outer covers; wherein, the lens case has a spherical arc surface, the lens case is rotatably connected to the mounting seat, and the lens is fixed on the lens case. The two spherical covers are respectively arranged on both sides of the lens and are fixedly connected with the mounting seat, and the spherical arc surfaces of the two spherical covers and the lens shell smoothly transition to form a spherical shape. For this kind of camera, when the monitoring angle is adjusted, during the rotation process of the lens housing relative to the mounting base, since the lens housing and the two spherical covers are combined into a spherical shape, it is not easy for the outside world to obtain the information by observing the external shape of the camera. It goes out to the position of the lens, thus weakening the directivity of the camera during work and improving the concealment of monitoring.

Description

a camera

technical field

The utility model relates to the technical field of concealed monitoring, in particular to a video camera.

Background technique

The camera includes a frame, a lens and an infrared fill light; among them, the lens is rotatably installed on the frame to adjust the monitoring angle of the camera according to actual monitoring requirements, and the infrared fill light is also installed on the frame to wait for light at night Add brightness to the lens in a dark environment to expand the scope of application of the camera.

As the application of cameras in the field of security monitoring becomes more and more common, customers usually want to improve the concealment of monitoring, so as to prevent the monitored personnel from knowing the monitoring angle and movement of the camera by observing the shape of the camera, and then take measures to avoid monitoring. It should be noted that those skilled in the art refer to acquiring the characteristics of the monitoring angle and movement of the camera according to the shape of the camera as the directivity of the camera.

In view of this, how to weaken the directivity of the camera and improve its surveillance concealment is a technical problem to be solved urgently by those skilled in the art.

Utility model content

The purpose of the utility model is to provide a camera to weaken the directivity of the camera and improve its monitoring concealment.

In order to achieve the above object, the camera provided by the utility model includes a mount, a lens case, a lens and two spherical covers; the lens case has a spherical arc surface, and the lens case is rotatably connected to the mount, and the The lens is fixed on the spherical arc surface, and the two spherical outer covers are respectively arranged on both sides of the spherical arc surface and are fixedly connected with the mounting base, and the two spherical outer covers and the lens housing The spherical arc surface smoothly transitions to form a spherical shape.

Optionally, a supplementary light is also included, the supplementary light is fixed on the lens housing and is blocked by the spherical cover, and the spherical cover can transmit the supplementary light wave and block visible light.

Optionally, the optical axis of the fill light is arranged parallel to the optical axis of the lens.

Optionally, the lens housing has a supplementary light installation plane, the supplementary light installation plane is perpendicular to the optical axis of the lens, the supplementary light is installed on the supplementary light installation plane, and , the optical axis of the supplementary light is perpendicular to the installation plane of the supplementary light.

Optionally, the lens is fixed in the lens housing and collects external images through a collection hole opened in the lens housing, and the fill light is fixed on the outer surface of the lens housing.

Optionally, the supplementary light is specifically an infrared lamp.

Optionally, the spherical cover is specifically a black transparent spherical cover.

Optionally, the supplementary lights are divided into two groups, the two groups of supplementary lights are symmetrically arranged on both sides of the lens, and each group includes at least one supplementary light.

Optionally, it also includes two lamp holders, the two lamp holders are symmetrically arranged on both sides of the lens and fixedly connected with the lens case, and each of the lamp holders is fixed with the supplementary light .

Optionally, the lens housing has a lamp holder installation hole, and the lamp holder is inserted into the lamp holder installation hole and fixedly connected with the lens housing.

Compared with the prior art, the camera provided by the utility model includes a mount, a lens case, a lens and two spherical covers; wherein the lens case has a spherical arc surface, the lens case is rotatably connected to the mount, and the lens is fixed on the lens The shell and the two spherical covers are respectively arranged on both sides of the lens and are fixedly connected with the mounting seat, and the spherical arc surface of the two spherical covers and the lens shell smoothly transitions to form a spherical shape.

For this kind of camera, when the monitoring angle is adjusted, during the rotation process of the lens housing relative to the mounting base, since the lens housing and the two spherical covers are combined into a sphere, it is not easy for the outside world to obtain the result by observing the external shape of the camera. The location of the lens weakens the directivity of the camera during work and improves the concealment of monitoring.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are only some embodiments of the utility model, and those skilled in the art can also obtain other drawings based on these drawings without creative work.

Fig. 1 is the structural representation of the specific embodiment of camera provided by the utility model;

Fig. 2 is a schematic structural view of the camera shown in Fig. 1 after two spherical covers are hidden;

Fig. 3 is a schematic diagram of an axial sectional structure of the camera shown in Fig. 1;

Fig. 4 is a schematic diagram of an exploded front view structure of the camera shown in Fig. 1 after the lamp holder is hidden;

FIG. 5 is a schematic diagram of an exploded side view of the camera shown in FIG. 2 .

Among them, the corresponding relationship between the names of the components and the corresponding reference signs in Figures 1 to 5 is:

1 mount;

2 lens housing: 2a spherical arc surface, 2b supplementary light installation plane, 2c lamp holder installation hole, 21 first housing, 22 second housing;

3 lenses;

4 left spherical cover;

5 right spherical cover;

6 fill light;

7 lamp holders.

detailed description

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Figures 1 to 3, wherein, Figure 1 is a schematic structural view of a specific embodiment of the camera provided by the present invention, Figure 2 is a structural schematic view of the camera shown in Figure 1 after the two spherical covers are hidden, and Figure 3 is a schematic view of the structure shown in Figure 1 A schematic diagram of the axial sectional structure of the camera is shown.

It should be noted that, in order to facilitate those skilled in the art to better understand the specific structure of the camera, this article will use the orientation words left and right to distinguish the two spherical covers, and the orientation words left and right are set based on the lens in Figure 3 , the spherical housing located on the right-hand side of the lens is the right spherical housing, and the spherical housing located on the left-hand side of the lens is the left spherical housing.

Referring to Fig. 3, the camera includes a mount 1, a lens case 2, a lens 3, a left spherical cover 4 and a right spherical cover 5; wherein the lens case 2 has a spherical arc 2a, and the lens case 2 is rotatably connected to the mount 1, The lens 3 is fixed on the spherical arc surface 2a, the left spherical cover 4 and the right spherical cover 5 are respectively arranged on the left and right sides of the lens 3 and are fixedly connected with the mount 1, and the spherical arc surface of the two spherical covers and the lens housing 2 Smooth transitions form spherical shapes.

For this kind of camera, when the monitoring angle is adjusted, during the rotation of the lens housing 2 relative to the mounting base 1, since the lens housing 2 and the two spherical covers are combined into a sphere, it is not easy for the outside world to observe the external shape of the camera. The position of the lens can be obtained, thereby weakening the directivity of the camera during work and improving the concealment of monitoring.

In detail, as shown in Figure 3, the 1/4 lens housing 2 of the camera in this specific embodiment is located in the mount 1, that is, the 3/4 lens housing 2 protrudes from the mount 1, and the protruding 3/4 The lens housing 2 and the two lampshades are assembled into a sphere.

Of course, on the basis of satisfying the relative position and connection relationship between the various components of the camera, the portion of the lens housing 2 protruding from the mount 1 is not limited to the aforementioned vertical range, and those skilled in the art can determine it according to the actual structure of the camera.

Further, the video camera also includes two sets of supplementary lights 6, which are fixed on the lens housing 2 and arranged on both sides of the lens 3, one of the two spherical covers covers a set of supplementary lights. Lamp 6, the other spherical cover is another set of supplementary light 6, and both spherical covers can pass through the light waves of the supplementary light 6 and block visible light, that is to say, the spherical cover is not allowed to remove the light wave of the supplementary light 6 Other visible light passes through.

The video camera is provided with a supplementary light 6 so that it has a night vision function, and the camera lens is supplemented with light at night, thereby realizing long-distance photography at night.

In addition, the lens 3 is fixed in the lens housing 2 and collects external images through the collection hole opened on the spherical arc surface 2a. The fill light 6 and the lens 3 are placed in separate compartments, thereby eliminating the interference of the light leakage of the fill light 6 on the lens 3 .

In detail, the camera in this specific embodiment includes 6 supplementary lights 6 , and the 6 supplementary lights 6 are equally divided into two groups, and two groups of infrared lamps are symmetrically arranged on both sides of the lens 3 .

Such setting can make the light of the supplementary light 6 evenly distributed relative to the lens 3, so as to improve the supplementary light effect.

In more detail, the camera includes two lamp holders 7, which are respectively arranged on the left and right sides of the lens 3 and are fixedly connected with the lens housing 2, and each group of three supplementary lights 6 is pre-fixed and installed on the lamp Seat 7.

When assembling, each supplementary light 6 can be fixedly installed on the lamp holder 7 first, and then the supplementary light 6 and the lamp holder 7 are integrally fixedly connected to the outer surface of the lens case 2 .

In this way, it is not only convenient to ensure the relative positional relationship among the fill lights 6, but also simplifies the overall assembly process of the camera and improves the assembly efficiency.

Preferably, the lamp holder 7 is specifically a waistboard-shaped lamp holder 7 , and the three supplementary lights 6 are arranged on the waistboard-shaped lamp holder 7 in sequence.

Further, in order to improve the pertinence of the supplementary light of the supplementary light 6, the optical axis of the supplementary light 6 and the optical axis of the lens 3 are arranged in parallel, so that the monitoring range of the lens 3 and the supplementary light range of the supplementary light 6 basically overlap, thereby So that the supplementary light 6 can supplement light in a targeted manner.

In detail, the outer surface of the lens housing 2 has a supplementary light installation plane 2b, the supplementary light installation plane 2b is perpendicular to the optical axis of the lens 3, and the lamp holder 7 is fixedly installed on the supplementary light installation plane 2b, and each supplementary light The optical axis of the lamp 6 is arranged vertically to the installation plane 2b of the supplementary light.

In more detail, in order to match the arrangement of the supplementary lights 6, the camera in this specific embodiment also includes two supplementary light installation planes 2b, and the two supplementary light installation planes 2b are symmetrically arranged on the lens 3 On the left and right sides, each supplementary light installation plane 2b is fixed with a supplementary light 6 .

Further, in order to improve assembly efficiency, as shown in FIG. 4 , the figure is a schematic diagram of an exploded front view structure of the camera shown in FIG. 1 after the lamp holder is hidden. Each supplementary light installation plane 2b has a lamp holder installation hole 2c, and the lamp holder 7 is inserted into the lamp holder installation hole 2c and fixedly connected with the lens case 2 .

It should be noted that, as mentioned above, this specific embodiment specifically includes 6 fill lights 6 , and these 6 fill lights are evenly divided into two groups and symmetrically arranged side by side on both sides of the lens 3 . It can be understood that, on the basis of satisfying the supplementary light function, processing and assembly process, the number and arrangement of the supplementary light 6 are not limited to the above-mentioned methods, and those skilled in the art can choose the best arrangement of the supplementary light 6 according to actual needs .

As we all know, under normal circumstances, in the field of monitoring technology, infrared lights are often used as the fill light 6 of the lens 3, but the red exposure phenomenon of the infrared light makes the monitored object know the monitoring direction of the camera through the position of the fill light 6. To a certain extent, the problem of poor concealment of camera monitoring is caused.

For this reason, the transparent spherical cover in this specific embodiment can transmit infrared light waves and block visible light, preferably a black transparent spherical cover. This not only satisfies the supplementary light effect of the infrared light, but also blocks the red exposure phenomenon of the infrared light, thereby further weakening the directivity of the camera.

Referring to FIG. 5 , which is a schematic diagram of an exploded side view structure of the camera shown in FIG. 2 .

The lens housing 2 includes a first housing 21 and a second housing 22; wherein, the first housing 21 has a part spherical arc surface 2a, the second housing 22 also has a part spherical arc surface 2a, the first housing 21 and the second housing The two casings 22 are spliced and connected to form a complete spherical arc surface 2a. The lens 3 is fixedly installed in the first housing 21 through the lens 3 mount.

When assembling, the lens 3 is first fixedly installed in the first housing 21 through the lens mount; then, the second housing 22 is spliced and fixedly connected to the first housing 21 to form the lens housing 2 with a spherical arc surface 2a.

It should be noted that, in this article, the term "comprises", "comprises" or any other variation thereof is intended to cover a non-exclusive inclusion, such that a process, method, article or device that includes a series of elements not only includes you, but also includes those elements , but also includes other elements not expressly listed, or also includes elements inherent in such process, method, article or equipment. Without further limitations, an element defined by the phrase "comprising a ..." does not exclude the presence of additional identical elements in the process, method, article or apparatus comprising said element.

The above descriptions are only preferred embodiments of the present utility model, and are not intended to limit the protection scope of the present utility model. All modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present utility model are included in the protection scope of the present utility model.

Claims (10)

1. A video camera is characterized in that it comprises a mount (1), a lens case (2), a lens (3) and two spherical covers; the lens case (2) has a spherical arc (2a), and the The lens housing (2) is rotatably connected to the mounting base (1), the lens (3) is fixed on the spherical arc surface (2a), and the two spherical covers are separately arranged on the spherical arc surface (2a) Both sides are fixedly connected with the mounting seat (1), and the spherical arc surfaces of the two spherical covers and the lens housing (2) smoothly transition to form a spherical shape. 2. The camera according to claim 1, further comprising a supplementary light (6), the supplementary light (6) being fixed on the lens housing (2) and shielded by the spherical cover, The spherical cover can transmit light waves of the fill light and block visible light. 3. The video camera according to claim 2, characterized in that, the optical axis of the fill light (6) is arranged parallel to the optical axis of the lens (3). 4. The video camera according to claim 3, characterized in that, the lens housing (2) has a supplementary light installation plane (2b), and the supplementary light installation plane (2b) is connected to the surface of the lens (3) The optical axis is vertically arranged on different planes, the supplementary light (6) is installed on the installation plane (2b) of the supplementary light, and the optical axis of the supplementary light (6) is perpendicular to the installation plane of the supplementary light (2b). 5. The video camera according to any one of claims 2 to 4, characterized in that, the lens (3) is fixed in the lens housing (2) and passes through the acquisition lens provided in the lens housing (2) The hole collects external images, and the fill light (6) is fixed on the outer surface of the lens housing (2). 6. The video camera according to any one of claims 2 to 4, characterized in that, the supplementary light (6) is specifically an infrared lamp. 7. The video camera according to claim 6, wherein the spherical cover is specifically a black transparent spherical cover. 8. The camera according to any one of claims 2 to 4, characterized in that, the supplementary lights (6) are divided into two groups, and the supplementary lights (6) of the two groups are symmetrically arranged on the lens (3) Both sides, and each group includes at least one supplementary light (6). 9. The video camera according to any one of claims 2 to 4, characterized in that it further comprises two lamp holders (7), and the two lamp holders (7) are symmetrically arranged on both sides of the lens (3). Both sides are fixedly connected with the lens housing (2), and each of the lamp holders (7) is fixed with the supplementary light (6). 10. The video camera according to claim 9, characterized in that, the lens housing (2) has a lamp holder installation hole (2c), and the lamp holder (7) is inserted into the lamp holder installation hole (2c) and fixedly connected with the lens housing (2).