WO2014043974A1

WO2014043974A1 - Monitoring device for multidirectional monitoring area

Info

Publication number: WO2014043974A1
Application number: PCT/CN2012/083255
Authority: WO
Inventors: 叶晨; 武付军; 宋岩; 冯荣轩; 曾骥
Original assignee: 天津市亚安科技股份有限公司
Priority date: 2012-09-24
Filing date: 2012-10-20
Publication date: 2014-03-27

Abstract

Provided is a monitoring device for a multidirectional monitoring area. The device comprises a video acquisition component, a vertical adjustment component, a horizontal sliding component and an auxiliary lighting component, wherein the video acquisition component is composed of a lens and a camera; the vertical adjustment component is composed of a camera stand and a camera stand mounting plate; and the horizontal sliding component is composed of a sliding protective cover, an upper support plate and a lower support plate. The video acquisition component is arranged on the camera stand in the vertical adjustment component, and adjusts a vertical rotation angle of the video acquisition component through a rotary connection of the camera stand with the camera stand mounting plate. The camera stand mounting plate in the vertical adjustment component is fixedly placed in the sliding protective cover of the horizontal sliding component, and adjusts a horizontal rotation angle of the video acquisition component through a sliding connection of the sliding protective cover with the upper support plate and the lower support plate. The structure of the device is simple, and the operation is convenient, so that the device is suitable for various monitoring environments and scenarios, and the application effect is very significant.

Description

Multi-directional monitoring area monitoring device

Technical field

The invention belongs to the technical field of video surveillance, and in particular relates to a monitoring device for a multi-directional monitoring area.

Background technique

The video surveillance system consists of four parts: video surveillance front-end equipment, transmission equipment, main control equipment and display equipment. The video monitoring front-end device is mainly responsible for the collection of audio and video data and the processing of the signal; the transmission device transmits the collected audio and video data to the main control and display device for display and recording; the main control and display device analyzes the audio and video data and After the processing, a control command is generated or directly issued; the control command is transmitted to the video monitoring front-end device via the transmission device to control it.

At present, the video surveillance front-end equipment of the video surveillance system is mainly divided into the following three categories: The first type is a fixed-point video acquisition device, that is, a fixed-point camera is used as a video surveillance front-end device for monitoring a designated area, and the video surveillance front-end device can only Monitoring the fixed direction, there is a blind spot for monitoring;

The second type is a rotating video capture device that uses a device that can rotate in the horizontal and vertical directions to drive the camera for multi-directional monitoring, such as a combination of a pan-tilt device and a camera (hereinafter referred to as "pTZ camera") as a video surveillance front-end. Device, video surveillance The third type is to use a fixed-point video capture device and a rotating video capture device. For example, the intelligent monitoring device proposed by the patent application publication number CN102342099A and the image monitoring system using the device mainly use a wide-angle camera to perform panoramic video capture on the monitoring area. And using, for example, a PTZ camera to perform localized centralized video capture on a surveillance area in the panoramic video. The video surveillance front-end equipment is often used for tracking and monitoring moving targets, but the above device is installed by installing a wide-angle camera such as a fisheye lens. The image has distortion and distortion, which makes the moving target at the edge of the video image difficult to be recognized, thus limiting the monitoring range. Moreover, since the panoramic video capture device of the above device is not fixed, the monitoring area of the panoramic video capture cannot be in the direction. The change has affected the adaptability and flexibility of the above devices.

Summary of the invention

The present invention has been made to solve the above problems, and an object thereof is to provide a monitoring device for a multi-directional monitoring area, such that the monitoring device can perform multi-directional monitoring area adjustment according to a monitoring environment or a place, and a reasonable structural design effectively improves the monitoring device thereof. Applicability and flexibility.

The technical solution adopted by the present invention to achieve the above object is: a monitoring device for a multi-directional monitoring area, characterized in that: the device comprises a video capturing component, a vertical adjusting component, a horizontal sliding component and an auxiliary lighting component; The component is composed of a camera lens and a camera; the vertical adjustment component is composed of a camera bracket and a camera bracket mounting plate; the horizontal sliding component is composed of a sliding shield, an upper support plate and a lower support plate; the video capture component is disposed on the vertical adjustment component, And slidingly engaging with the horizontal sliding member through the sliding cover, that is, the video capturing component and the vertical adjusting component are placed in the sliding shield and located behind the window, wherein the video capturing component is fixedly placed in the vertical adjusting component a camera bracket, and the camera bracket is rotatably coupled to the camera bracket mounting plate; the camera bracket mounting plate in the vertical adjustment member is fixedly disposed in the sliding shield of the horizontal sliding member, and the sliding shield and the upper support plate and the lower support The board is slidably connected; the auxiliary lighting component is placed around the camera unit of the video capture unit.

The video capture unit employs a telephoto camera or a zoom camera, and more than one is mounted between the upper and lower support plates in the horizontal slide member.

A slide rail is disposed on the upper and lower ends of the sliding shield in the horizontal sliding component, and the upper support plate and the lower support plate are correspondingly provided with a sliding slot that cooperates with the slide rail.

The auxiliary illumination unit employs one or a combination of two or more of an infrared lamp, a laser, and a visible light illumination device.

Two rotating shafts and two sliding shafts are arranged on two sides of the camera bracket, and two positioning holes and two curved holes are arranged on two sides of the camera bracket mounting board, and two rotating shafts at one end of the camera bracket are placed on the camera bracket The two positioning holes on the two sides of the mounting plate are rotatably connected, and the two sliding shafts at the other end are matched with the two arc-shaped holes of the camera bracket mounting plate.

The realization process of the horizontal sliding component: the video capturing component, the camera bracket and the camera bracket mounting plate are all placed in the sliding shield, and the horizontal sliding component is provided with a sliding shield with a sliding rail at the upper and lower ends and a contact surface with the sliding shield. The upper and lower support plates are formed by the sliding groove, and the upper and lower support plates are fixed on the connecting shaft, and the connecting shaft supports the vertical axis position of the whole device, and the sliding cover is connected by the sliding connection of the sliding rail and the sliding slot. Sliding between the upper and lower support plates to adjust the horizontal corner of the video capture component placed in the sliding shield. After the sliding shield is adjusted, the sliding shield is fixedly connected to the lower support plate by screws on the sliding shield positioning hole. . The process of realizing the vertical adjustment component: the video capture component is fixedly mounted on the camera bracket, wherein the vertical adjustment component is composed of a camera bracket provided with a rotating shaft and a sliding shaft, and a camera bracket mounting plate provided with a positioning hole and a curved hole, wherein the camera Two rotating shafts and two sliding shafts are symmetrically arranged on two sides of the bracket, and two positioning holes and two arc-shaped holes are matched on the two sides of the camera bracket mounting plate, and two rotations of one end of the camera bracket are provided. The shaft is placed on two positioning holes on opposite sides of the corresponding end of the camera bracket mounting plate, and the two sliding shafts at the other end of the camera bracket are matched with the two arc-shaped holes at the corresponding ends of the camera bracket mounting plate, so that the camera bracket is placed on the camera. The bracket mounting plate can be rotated around the positioning hole to adjust the vertical corner of the horizontal warning camera mounted on the camera bracket.

The invention has the beneficial effects that the device can perform video image collection on the multi-directional monitoring area through the adjustment of the number and position of the video capturing component, and can also be used together with other video capturing devices and warning devices to realize perimeter and panoramic warning positioning. And multi-mode video surveillance such as automatic tracking alarm. The device expands the effective range of the video surveillance area, and the video acquisition component overlaps with the video surveillance area of the wide-angle camera. Therefore, after synthesizing the two partial video images, the problem of distortion and distortion of the peripheral image of the wide-angle camera can be compensated. The device has a simple structure, reasonable design, convenient operation, and is applicable to various monitoring environments and scenes, and the application effect is very remarkable.

DRAWINGS

BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a perspective view showing an embodiment of a monitoring device for a multidirectional monitoring area of the present invention. 2 is a schematic structural view of a horizontal sliding member of the embodiment of the monitoring device of the multi-directional monitoring area of the present invention. 3 is a schematic view showing the structure of a sliding shield of the embodiment of the monitoring device of the multi-directional monitoring area of the present invention.

Figure 4 is a block diagram showing the structure of a vertical adjusting member of the embodiment of the monitoring device of the multi-directional monitoring area of Figure 1;

Fig. 5 is a view showing the state of installation and application of the monitoring device of the multi-directional monitoring area of the present invention.

Figure 6 is a schematic diagram showing the principle of the monitoring device of the multi-directional monitoring area of Figure 5. In the figure: 1, vertical adjustment components; 2, auxiliary lighting components; 3, horizontal sliding components; 4, the chassis; 5, window; 6, sliding shield; 7, connecting shaft; 8, lower support plate; 9, chute 10, upper support plate; 11, slide rail; 12, sliding guard positioning hole; 13, camera bracket mounting plate; 14, positioning hole; 15, curved hole; 16, sliding shaft; 17, rotating shaft; Camera support; 19, video capture components; 20, bracket; 21, wide-angle camera; 22, multi-directional monitoring area monitoring device; 23, PTZ camera.

detailed description

The specific embodiments, structures, and features provided in accordance with the present invention are described in detail below with reference to the accompanying drawings and preferred embodiments.

As shown in FIG. 1 to FIG. 4, a monitoring device for a multi-directional monitoring area, the device comprising a video capturing component 19, a vertical adjusting component 1, a horizontal sliding component 3 and an auxiliary lighting component 2; the video capturing component 19 is provided by a camera The lens and the camera are composed; the vertical adjustment member 1 is composed of a camera holder 18 and a camera holder mounting plate 13; the horizontal sliding member 3 is composed of a sliding cover 6, an upper support plate 10, and a lower support plate 8. The video capture component 19 is disposed on the vertical adjustment member 1 and is slidably engaged with the horizontal sliding member 3 through the sliding shield 6, that is, the video capture member 19 and the vertical adjustment member 1 are placed in the sliding shield 6 and located behind the window 5. The video capture component 19 is fixedly mounted on the camera support 18 in the vertical adjustment component 1, and the vertical rotation angle of the video capture component 19 is adjusted by the rotational connection of the camera support 18 and the camera support mounting plate 13; the camera support in the vertical adjustment component 1 The mounting plate 13 is fixedly mounted in the sliding shroud 6 of the horizontal sliding member 3, and the horizontal corner of the video collecting member is adjusted by the sliding connection of the sliding shroud 6 with the upper supporting plate 10 and the lower supporting plate 8; the auxiliary lighting member 2 is placed The video capture component 19 is surrounded by the camera lens; the device electronic control component is placed within the chassis 4.

The video capture unit 19 employs a telephoto camera or a zoom camera, and more than one is mounted between the upper support plate 10 and the lower support plate 8.

The upper and lower ends of the sliding shroud 6 of the horizontal sliding member 3 are provided with slide rails 11, and the upper support plate 10 and the lower support plate 8 are correspondingly provided with chutes 9 for cooperating with the slide rails 11.

The auxiliary illumination unit 2 employs one or a combination of two or more of an infrared lamp, a laser, and a visible light illumination device.

In the implementation, the process of realizing the vertical adjustment component: the video capture component 19 is fixedly mounted on the camera bracket 18, wherein the vertical adjustment component 1 is provided with a camera bracket 18 provided with a rotating shaft 17 and a sliding shaft 16, and is provided with a positioning hole 14 and a curved shape. The camera bracket mounting plate 13 of the hole 15 is configured, wherein two rotating shafts 17 and two sliding shafts 16 are symmetrically disposed on two sides of the camera bracket 18, and two sides of the camera bracket mounting plate 13 are correspondingly matched with the camera bracket 18 Two positioning holes 14 and two curved holes 15, two rotating shafts 17 at the end of the camera holder 18 are placed on two positioning holes on opposite sides of the corresponding ends of the camera bracket mounting plate 13 14 is pivotally connected, and the two sliding shafts 16 at the other end of the camera bracket 18 are clearance-fitted with the two arcuate holes 15 at the corresponding ends of the camera bracket mounting plate 13, so that the camera bracket 18 can be positioned around the positioning hole 14 on the camera bracket mounting plate 13. Rotate to adjust the vertical corner of the video capture unit 19 mounted on the camera mount 18.

Implementation process of the horizontal sliding member: The video capturing member 19, the camera holder 18 and the camera holder mounting plate 13 are all placed in the sliding shield 6, and the horizontal sliding member 3 is provided with a sliding cover 6 provided with the sliding rails 11 at the upper and lower ends, and The upper cover plate 10 and the lower support plate 8 provided with the chute 9 on the contact surface of the sliding shroud 6 are fixed, and the upper support plate 10 and the lower support plate 8 are fixed on the connecting shaft 7, and the connecting shaft 7 is at the vertical axis of the entire device. The position serves as a support for sliding the sliding shroud 6 between the upper support plate 10 and the lower support plate 8 by sliding connection of the slide rail 11 with the chute 9, thereby adjusting the video capture member 19 housed in the slide shield 6. The horizontal corner, after the sliding shield 6 is adjusted, the sliding shield 6 is fixedly connected to the lower support plate 8 by screws on the sliding shield positioning hole 12.

As shown in FIG. 5, an embodiment of a monitoring device installation application for a multi-directional monitoring area of the present invention includes a bracket 20, a wide-angle camera 21, a multi-directional monitoring area monitoring device 22, and a pan-tilt camera 23. In this embodiment, the bracket 20 is a side mount, and the wide-angle camera 21 is used to capture a video image vertically below. The monitoring device 22 of the multi-directional monitoring area of the present invention is used to collect a video image of the device laterally, through the wide-angle camera 21 and the multi-directional monitoring area. The monitoring device 22 can perform multi-directional video monitoring. In particular, the monitoring device 22 of the multi-directional monitoring area can compensate for the distortion and distortion of the video image of the wide-angle camera 21 by adjusting the video capturing device, as shown in FIG. 6.

The middle circular area shown in FIG. 6 is the monitoring area of the wide-angle camera 21, due to the adoption. Wide-angle camera, so there will be deformation and distortion around the video image, resulting in a small effective range of the monitoring area, and the triangular area on both sides is the monitoring device of the multi-directional monitoring area.

The monitoring area of the video capturing component 19 in the 22; the combined video monitoring mode of the video capturing component 19 in the monitoring device 22 of the wide-angle camera 21 and the multi-directional monitoring area is used to expand the effective range of the video surveillance area of the wide-angle camera 21, and The video capture component 19 overlaps with the video surveillance area of the wide-angle camera 21, so that after synthesizing the two partial video images, the problem of peripheral deformation and distortion of the video image of the wide-angle camera 21 can be effectively compensated. The above combined algorithm can perform early warning positioning, and then the tracking and monitoring of the moving target in the multi-directional monitoring area is realized by the PTZ camera 23 above the embodiment, and a very significant effect will be obtained.

The detailed description of the monitoring device of the multi-directional monitoring area in the above-mentioned reference embodiment is illustrative and not limiting; therefore, variations and modifications without departing from the general inventive concept should fall within the protection scope of the present invention. .

Claims

claims

1. A monitoring device for a multi-directional monitoring area, characterized in that: the device includes a video collection component, a vertical adjustment component, a horizontal sliding component and an auxiliary lighting component; the video collection component is composed of a camera lens and a camera; the vertical adjustment component It is composed of a camera bracket and a camera bracket mounting plate; the horizontal sliding component is composed of a sliding shield, an upper support plate and a lower supporting plate; the video collection component is arranged on the vertical adjustment component, and slides with the horizontal sliding component through the sliding shield , that is, the video collection component and the vertical adjustment component are both placed in the sliding guard and located behind the window, wherein the video collection component is fixedly placed on the camera bracket in the vertical adjustment component, and the camera bracket is rotationally connected to the camera bracket mounting plate ; The camera bracket mounting plate in the vertical adjustment component is fixedly placed in the sliding guard of the horizontal sliding component, and the sliding guard is slidingly connected with the upper support plate and the lower support plate; the auxiliary lighting component is placed on the video capture component camera around the lens.

2. The monitoring device for the multi-directional monitoring area according to claim 1, characterized in that: the video collection component adopts a telephoto camera or a zoom camera, and a horizontal sliding component is installed between the upper and lower support plates. above.

3. The monitoring device for a multi-directional monitoring area according to claim 1, characterized in that: the upper and lower ends of the sliding guard in the horizontal sliding component are provided with slide rails, and the upper support plate and the lower support plate are provided with corresponding The slide rail matches the chute.

4. The monitoring device for a multi-directional monitoring area according to claim 1, characterized in that: the auxiliary lighting component adopts one or a combination of two or more of infrared lamps, lasers, and visible light lighting equipment.

5. The monitoring device for a multi-directional monitoring area according to claim 1, characterized in that: two rotating axes and two sliding axes are provided on both sides of the camera support, and two corresponding sliding axes are provided on both sides of the camera support mounting plate. Positioning holes and two arc-shaped holes, the two rotating shafts at one end of the camera bracket are placed on the two positioning holes on both sides of the camera bracket mounting plate and are rotationally connected, and the two sliding shafts at the other end are connected to the two arc-shaped holes on the camera bracket mounting plate. Hole clearance fit.