KR200413302Y1 - Structure for adjusting focus and zoom of surveillance camera - Google Patents

Abstract

The present invention relates to a surveillance camera having the purpose of monitoring a person or an object, a camera body having an image pickup device and a camera lens group built into one side of the shooting member consisting of a pair of separate bodies and a camera signal coupled thereto In a surveillance camera provided with an imaging means including a processing unit, the focus adjustment member and the focus adjustment member for inserting a focus adjustment ring and a zoom adjustment ring to the outside of the camera body to be closely coupled, and for adjusting the focus adjustment ring and zoom adjustment ring And having a zoom adjusting member interlocked with the focus adjusting ring and the zoom adjusting ring through a belt coupling that is a power transmission member in a state where the zoom adjusting member is placed inside the body, but having the focus adjusting member and the zoom adjusting member side adjusting groove. The head part is exposed to the outer surface of the body so that the state of focus and zoom of the surveillance camera can be adjusted from the outside. And that the property is characterized on the technical configuration.

According to the present invention, it is possible to form a simple configuration and stable structure and to provide usefulness for easily adjusting / changing the function setting of the focus and zoom of the camera lens group of the surveillance camera from the outside.

Description

STRUCTURE FOR ADJUSTING FOCUS AND ZOOM OF SURVEILLANCE CAMERA}

1 is an exploded perspective view showing a surveillance camera according to the present invention.

Figure 2 is an exploded perspective view showing an embodiment of a photographing member including an imaging means in the surveillance camera of the present invention.

3 is a cross-sectional view of the assembled state of FIG.

Figure 4 is a front view showing a photographing member of the present invention.

Figure 5 is a perspective view showing the main portion of the image pickup means in the present invention.

Figure 6 is a perspective view showing another embodiment of the photographing member including an imaging means in the surveillance camera of the present invention.

Figure 7 is a detailed view shown to explain the adjustment structure according to another embodiment of FIG.

Explanation of symbols on the main parts of the drawings

100: surveillance camera 120: recording member

120a, 120b: housing body 122: position fixing groove

150: imaging means 151: camera body

153: Focus ring 154: Zoom ring

154a: guide groove 155: focusing member

156: zoom adjusting members 155a, 156a: head portion

157: power transmission member

The present invention relates to a surveillance camera having the purpose of monitoring a person or an object, and more particularly, to a focus and zoom control structure of a surveillance camera that can easily adjust the focus and zoom function settings from the outside.

In general, a surveillance camera is a device for continuously photographing and recording a person's movement by installing it on a wall or a ceiling for the purpose of monitoring the person to prevent theft or accident in advance.

Such a surveillance camera typically includes a body having a charge coupled device (CCD) configured to digitally process an optical signal incident from a lens, a function control unit coupled to the body and including a camera lens group, and the image pickup device. And a camera signal processor configured to output an image signal by processing the image signal through the digital signal.

At this time, the function adjusting unit is provided with a focus adjusting device that enables the distance between the lens group and the image pickup surface of the image pickup device so that the image of the subject can be clearly formed.

The focus adjusting device is an automatic adjusting device and functions according to the installation position and installation place when the surveillance camera is installed, and forms a setting state of focus required by such function adjustment.

By the way, according to the surveillance camera according to the prior art, there is a structural problem that can not easily perform the function of adjusting the focus on the camera lens group of the surveillance camera once the surveillance camera is installed on the ceiling or wall. In other words, it is difficult to adjust the function of the surveillance camera from the outside, such as the need to dismantle the housing of the photographing means containing each component.

The present invention is not solved to solve the problems described above, the focus of the surveillance camera to add a zoom function to the surveillance camera and to easily adjust / change the focus and zoom function settings of the camera lens group from the outside And a zoom control structure.

In addition, the easy configuration of the focus and zoom by a simple configuration to achieve a stable structure.

The present invention for achieving the above object is an image pickup means including a camera body and a camera signal processing unit coupled to the camera body incorporating the image pickup element and the camera lens group into one side of the shooting member consisting of a pair of separate body In the surveillance camera installed, the focus control ring and the zoom control ring is inserted into the outside of the camera body to be closely coupled, the focus adjustment member and the zoom adjustment member for adjusting the focus control ring and the zoom control ring to the body The head portion having the focus adjusting member and the zoom adjusting member side adjustment groove are formed to be mutually connected to the focus adjusting ring and the zoom adjusting ring by engaging a gear or a belt which is a power transmission member in a state of being placed inside of the body. To expose the outside surface so that the state of focus and zoom of the surveillance camera can be adjusted from the outside. It characterized.

In addition, when the power transmission member is composed of gears, gear teeth are formed on the outer circumferential surfaces of the focus adjusting member and the zoom adjusting member, respectively, and provided with rotary gear plates each having a corresponding outer tooth to rotate in engagement with the gear teeth. But it is inserted in close contact with the outer peripheral surface of the focusing ring and the zoom control ring to be connected, and further comprising a support plate is characterized in that configured to support a solid rotation while supporting the lower end of the focusing member and the zoom adjustment member do.

Furthermore, when the power transmission member is configured as a belt, a recessed position fixing groove is formed in the other housing body of the photographing member so that the lower end of the focus adjusting member and the zoom adjusting member is inserted / supported when the detachable body is fastened. And at the same time characterized in that it is configured to enable a solid rotation.

Hereinafter, with reference to the accompanying drawings, preferred embodiments of the present invention will be described in detail.

1 is an exploded perspective view showing a surveillance camera according to the present invention, Figure 2 is a partially exploded perspective view showing an embodiment of a photographing member including an imaging means in the surveillance camera of the present invention, Figure 3 is an assembly of Figure 2 4 is a front view showing a photographing member of the present invention, FIG. 5 is a perspective view showing a main portion of the photographing member in the present invention, and FIG. 6 is a photographing member including an imaging means in a surveillance camera of the present invention. 7 is a perspective view illustrating another embodiment of FIG. 7, and FIG. 7 is a detailed view illustrating a control structure according to another embodiment of FIG. 6.

1 to 7, the surveillance camera 100 according to the present invention has a circular ring-shaped fixing member 110 that is fastened and fixed to a ceiling or a wall, and the body of the fixing member 110. A part is inserted and seated and has a spherical photographing member 120 having a built-in imaging means 150, and is inserted into the outside of the photographing member 120 to be seated on the fixing member 110 and the photographing member 120. The first support member 130 having a circular ring shape, which is surrounded by a lower portion of the upper surface of the photographing member 120, and is inserted into the outer side of the first support member 130 to fix the upper side of the outer peripheral surface. Consists of a member 120, and comprises a circular ring-shaped second support member 140 to support the lower side of the outer peripheral surface of the first support member 130 by fitting inside.

The photographing member 120 is composed of a separator type housing body (120a, 120b) to form a sphere by two hemispherical coupling.

Here, one housing body (120a) is a configuration having a vertical plane structure on one side, the body is a camera body 151 is built in the image pickup element and the camera lens group (not shown) in the inner center of the The rear end of the camera body 151 is coupled to the camera signal processing unit 152 for processing the digital signal passed through the image pickup device to output the image signal.

Insert the focus adjustment ring 153 and the zoom adjustment ring 154 to the outside of the camera body 151 is configured to be in close contact with each of its outer peripheral surface. Here, the zoom control ring 154 for the zoom control of the camera lens group is coupled to the front of the camera body 151, and the focus can be adjusted by adjusting the distance between the lens group and the image pickup surface of the image pickup device at the rear thereof. It is preferable to be able to combine the focusing ring 153 to be provided with ease according to the adjustment. In addition, a guide groove 154a is formed on the inner circumferential surface of the zoom adjustment ring 154 to be formed to serve as a guide according to the front / rear movement of the camera body 151. At this time, the outer circumferential surface of the camera body 151 is preferably formed with a protrusion rib (not shown) to be inserted into the guide groove 154a, although not shown, the focus adjustment ring 153 side also corresponds to the guide groove and the protrusion rib It would be desirable to be able to adjust the focus accurately by making stable rotational adjustments through shaping.

In addition, focus and zoom adjustment members 155 and 156 for adjusting the focusing ring 153 and the zoom control ring 154 are placed in the interior of the housing body 120a and the power transmission member 157, respectively. By connecting with each other, the head parts 155a and 156a of the adjustment members 155 and 156 are exposed to the outer surface of the photographing member 120, thereby focusing and zooming the camera lens group. Configured for easy adjustment from the outside. In this case, adjustment grooves 155a-1 and 156a-1 are formed on the upper surfaces of the head parts 155a and 156a.

Here, the power transmission member 157, as shown in the embodiment of Figures 2 and 3, can achieve a belt-like coupling, when using the belt as the power transmission member 157 the other housing Position fixing grooves 122 are formed in the body 120b so that the lower ends of the focus and zoom adjusting members 155 and 156 can be inserted / supported thereto while being rotatable when the detachable bodies 120a and 120b are fastened. It is desirable to be configured to exert a position fixing effect.

In addition, the power transmission member 157, as shown in the other embodiments of Figures 6 and 7, it is possible to achieve a gear-type coupling, in this case the focusing member 155 and the zoom adjustment member 156 Gear wheels 157a and 157b each having a gear tooth formed on an outer circumferential surface thereof and having outer teeth corresponding to the gear teeth rotated therein, respectively, are provided with the focusing ring 153 and the zoom control ring 154. Inserted into close contact with the outer surface to be connected to the configuration, and further provided with a support plate 159 to support the lower end of the focusing member 155 and the zoom adjustment member 156 to support their firm rotation It is desirable to be able to exert a position fixing effect.

On the other hand, the other housing body (120b) is of a semi-spherical configuration, and forms a recessed receiving space 121 to accommodate a part of the imaging means 150 in the center of the body, the receiving space 121 of In the center, the through-hole 123 is connected to the image pickup means 150 side of the connecting line 158 to enable power to be applied to the image pickup means 150 or to automatically adjust the state of focus and zoom at initial installation. It is configured to be easy.

According to the surveillance camera 100 including a focus and zoom control structure according to the present invention made in such a configuration, each component is assembled and installed on the ceiling or wall, and then monitored by the internal environmental change or other factors of the installation space If adjustment or change of the focus or zoom state of the camera is required, when the focus adjusting member 155 and the zoom adjusting member 156 are rotated, rotational driving of the power transmission member 157 proceeds at the same time, thereby making corresponding coupling. The focusing ring 153 and the zooming ring 154 to form a rotation corresponding to the rotation of the focusing member 155 and the zoom adjusting member 156, such a focusing ring 153 and the zoom control ring ( Rotation of 154 allows the focusing and zooming of the imaging means 150 to be performed. Here, the rotation of the focus adjusting member 155 and the zoom adjusting member 156 may include a head portion having adjustment grooves 155a-1 and 156a-1 exposed on the outer surface of the housing body 120a of the photographing member 120. The rotation can be easily performed by adjusting the rotations 155a and 156a.

At this time, when the focus adjustment ring 153 is rotated according to the adjustment of the focusing member 155, the focus adjustment operation according to the distance adjustment between the lens group embedded in the camera body 151 and the imaging surface of the imaging device is performed. When the zoom adjusting ring 154 is rotated according to the adjustment of the zoom adjusting member 156, the tele and wide zoom modes are guided by moving the front and rear of the camera body 151 by its direction. To be switched.

Therefore, it is possible to easily set an appropriate state of focus and zoom required for the surveillance camera 100 from the outside.

In addition, in the belt configuration according to the embodiment through the structure in which the recessed position fixing groove 122 is formed in the complete hemispherical housing body 120b of the photographing member 120, the detachable bodies 120a and 120b. ) And the lower end of the focus adjusting member 155 and the zoom adjusting member 156 is supported, and the support plate 159 is provided in the gear configuration according to another embodiment. The lower end of the adjustment member 156 is configured to be supported, these functions to hold the position of the focusing member 155 and the zoom adjustment member 156 uniformly and give a sense of stability according to the rotation adjustment of the surveillance camera It is possible to accurately perform the focus and zoom adjustment of (100).

On the other hand, the surveillance camera 100 including a focus and zoom control structure according to the present invention has been described with reference to the specific embodiments as described above and the accompanying drawings, but is not particularly limited thereto, and those skilled in the art Various modifications will be attributed to the interpretation of the utility model registration claims of the present invention.

As described above, according to the focus and zoom adjustment structure of the surveillance camera according to the present invention, a simple configuration and a stable structure can be formed, and the focus and zoom function settings of the camera lens group of the surveillance camera can be easily adjusted / changed from the outside. Provides usefulness for

Claims (3)

A surveillance camera provided with an imaging means including a camera body having an image pickup device and a camera lens group therein and a camera signal processing unit coupled thereto in one housing body of a photographing member having a pair of detachable housing bodies, Inserting a focusing ring and a zoom control ring to the outside of the camera body to be in close contact with the outer circumferential surface, a focus adjusting member and a zoom adjusting member for adjusting the focusing ring and the zoom control ring is placed inside the housing body. In such a state, a gear or a belt that is a power transmission member is connected to each other to form a mutual connection with the focusing ring and the zooming ring, but the head portion having the focusing member and the zoom adjusting member side adjustment groove is exposed to the outer surface of the housing body. The focus and zoom control structure of the surveillance camera, characterized in that configured to easily adjust the focus and zoom status of the surveillance camera from the outside. The method of claim 1, When the power transmission member is composed of gears, gear teeth are formed on the outer circumferential surfaces of the focus adjusting member and the zoom adjusting member, respectively, and the rotary gear plates each having a corresponding outer tooth to rotate in engagement with the gear teeth are provided. Surveillance cameras, characterized in that the insertion and close contact with the outer peripheral surface of the focusing ring and the zoom control ring, and further comprising a support plate to support the lower end of the focusing member and the zoom adjustment member to support a solid rotation Focus and zoom control. The method of claim 1, When the power transmission member is composed of a belt, a recessed position fixing groove is formed in the other housing body of the photographing member so that the lower end of the focusing member and the zoom adjusting member are inserted / supported when the detachable body is fastened. Focus and zoom control structure of the surveillance camera, characterized in that configured to enable a solid rotation at the same time.

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