CN204859428U - A substation monitoring device - Google Patents

Abstract

The utility model relates to a substation monitoring device, which solves the problems of unreasonable structure and slow video signal transmission speed of the substation monitoring device in the prior art. Compared with the prior art, the utility model provides a substation monitoring device, which includes a number of cameras scattered at the monitoring points of the substation and monitoring terminals for monitoring personnel to view. The cameras communicate with the monitoring terminals through Ethernet, and the cameras The video signal is transmitted to the Ethernet through the network cable; the above structure has the following advantages: the video signal is transmitted between the camera and the Ethernet through the network cable, the video signal is not easily disturbed during the transmission process, and the video signal transmission speed is fast, which greatly improves the video signal quality. The transmission efficiency of the video signal is transmitted through the network cable, which greatly improves the security performance of the video signal transmission.

Description

A substation monitoring device

technical field

The utility model relates to a substation monitoring device.

Background technique

With the development of IT technology, the substations in the prior art all use cameras to monitor each monitoring point of the substation. In the prior art, in order to facilitate the installation of the camera in the substation, the video transmission method of the camera mostly adopts a wireless network for video transmission, but the electromagnetic signal interference in the substation is serious. When using a wireless network to transmit video, the wireless signal will be seriously interfered. Greatly affects the transmission quality of surveillance video, and the video transmission rate is low; in addition, the State Grid Corporation of China has strict regulations on information security, requiring the separation of internal and external networks, wired and wireless networks, and the use of wireless networks for video transmission, data is vulnerable to external attacks And produce bigger harm, safety is low.

To sum up, the substation video monitoring device in the prior art has the disadvantages of unreasonable structure, low video signal transmission efficiency and poor stability.

Contents of the invention

The utility model provides a monitoring device for a substation, which aims to overcome the disadvantages of unreasonable structure of the video monitoring device for a substation in the prior art, low video signal transmission efficiency and poor stability.

In order to solve the above technical problems, the utility model adopts the following technical solutions: a substation monitoring device, including a number of cameras scattered at the monitoring points of the substation and monitoring terminals for monitoring personnel to view, and the cameras communicate with the monitoring terminals through Ethernet. The video camera transmits the video signal to the Ethernet through the network cable, and there are several interface devices for plugging in the network cable evenly distributed in the substation. The interface device communicates with the Ethernet through the cable, and the interface device includes a housing and a There are at least two network cable interfaces in the housing, and a bracket for fixing the interface device is also provided in the substation. The interface device is slidably connected to the bracket, and a slide rail is provided on the bracket. The chute, the slide rail is surrounded by a circle, the bracket is coated with a fluorescent layer, the bracket is also bonded with a light-emitting light strip, the light-emitting light strip is controlled by a photosensitive switch, and the light-emitting light strip Powered by a lithium battery; the network cable jacket is provided with a protective cover to protect the network cable, and a shielding layer is provided between the protective cover and the network cable. In the above configuration, the camera communicates with the Ethernet through a network cable, thereby greatly improving the transmission efficiency of video signals and optimizing the stability of video signal transmission; The interface device can slide on the slide rail, so that the position of the interface device can be moved, and the installation of the camera is more convenient.

In order to make the interface device more convenient in use and avoid accidental damage to the interface device, a support rod for supporting the support off the ground is connected to the support rod. The lower end is provided with a seat for fixing the support rod on the ground, the cross-sectional area of the seat is larger than that of the support rod, the support rod is plugged into the seat, and the seat is provided with a seat for accommodating the support rod. A groove, the cross-sectional shape of the groove is circular, the support rod is composed of several sections of rod bodies, and two adjacent rod bodies are connected together by threads. The support rod is composed of several rod bodies, and the height of the support rod can be adjusted during use, which is more convenient to use.

In order to simplify the structure of the monitoring device, the lithium battery is charged by a solar panel, the solar panel is connected with a fixing frame for fixing the solar panel on the ground, and a fluorescent layer is coated around the solar panel. The lithium battery is charged by the solar panel, and there is no need to set up a dedicated charging circuit for the lithium battery, thereby simplifying the structure of the monitoring device.

In order to prolong the service life of the interface device, a rain cover to prevent rainwater from entering the inside of the housing is fixed on the housing, and the rain cover is fixed on the housing by connecting screws.

In order to make the network cable and the network cable interface have good connection performance, the housing is also provided with a clamp for clamping the network cable. The clamp and the housing are of an integrated structure. Holding groove, the side wall of the holding groove is provided with a locking screw for locking the network cable, and the cable clip locks the network cable, avoiding the separation of the network cable and the network cable interface when the network cable is moved, which is convenient to use.

The slide rail and the bracket are of an integral structure.

Compared with the prior art, the utility model provides a substation monitoring device, which includes a number of cameras scattered at the monitoring points of the substation and monitoring terminals for monitoring personnel to view. The cameras communicate with the monitoring terminals through Ethernet, and the cameras The video signal is transmitted to the Ethernet through the network cable; the above structure has the following advantages: the video signal is transmitted between the camera and the Ethernet through the network cable, the video signal is not easily disturbed during the transmission process, and the video signal transmission speed is fast, which greatly improves the video signal quality. High transmission efficiency, the video signal is transmitted through the network cable, which greatly improves the security performance of the video signal transmission;

In addition, a bracket for fixing the interface device is also provided in the substation, and the interface device is slidably connected to the bracket. The bracket is provided with a slide rail, and the interface device is provided with a chute matching with the slide rail. The rail is surrounded by a circle; this structure allows the position of the interface device to be moved, so that the installation and operation of the camera is very convenient during installation, and when the technicians are working in the substation, such as maintenance of the substation, etc., it is also necessary to be equipped with The mobile camera monitors the job site. When the mobile camera is used, because the position of the interface device can be moved, the mobile camera can also communicate with the interface device through the network cable conveniently, which is convenient to use.

Description of drawings

Accompanying drawing 1 is the schematic diagram of a kind of substation monitoring device of the present utility model;

Accompanying drawing 2 is the enlarged view of place A in accompanying drawing 1.

Detailed ways

A substation monitoring device of the present utility model will be further described below in conjunction with the accompanying drawings. As shown in Figure 1 and Figure 2, a substation monitoring device includes a number of cameras 1 scattered at the monitoring points of the substation and a monitoring terminal 2 for monitoring personnel to view. The camera 1 can be a fixed camera 1, that is, the camera 1 is fixed The substation is monitored at a fixed point. The camera 1 can also be a mobile camera 1. The mobile camera 1 is mainly used to monitor the work site when working in the substation. The monitoring terminal 2 should include a display for technical Personnel watch the video captured by the camera 1. The camera 1 communicates with the monitoring terminal 2 through the Ethernet 3. The camera 1 transmits the video signal to the Ethernet 3 through the network cable 4. During monitoring, the video captured by the camera 1 passes through the The network cable 4 is transmitted to the Ethernet 3, and then the video signal is transmitted to the monitoring terminal 2 through the Ethernet 3 for viewing by relevant personnel; in practical applications, the monitoring of the substation is divided into two situations, one is to use a fixed camera 1 pair The substation is monitored at a specific location, and another situation is to monitor the job site when working in the substation, and when the job site is monitored, due to the uncertainty of its location, in the prior art, by using a mobile camera 1 Monitor the job site, and transmit the video captured by the mobile camera 1 to the Ethernet 3 through the wireless network. When using the wireless network to transmit video signals, it is easy to be interfered, but the network cable 4 is used to connect the camera 1 to the Ethernet 3 The wiring of 4 is troublesome. In order to facilitate the communication between mobile camera 1 and Ethernet 3 through network cable 4:

Several interface devices 5 for plugging network cables 4 are evenly distributed in the substation, and the interface devices 5 communicate with the Ethernet 3 through cables 6. The interface devices 5 include a housing and at least two Network cable interface, the network cable interface is used to plug in the network cable 4 connected to the camera 1, the substation is also provided with a bracket 7 for fixing the interface device 5, and the bracket 7 should include several distributed in the substation, so that the camera 1 can be easily Connect with the network cable interface, the interface device 5 is slidably connected to the bracket 7, the bracket 7 is provided with a slide rail 8 integrated with the bracket 7, and the interface device 5 is provided with a The chute, the slide rail 8 forms a circle, the interface device 5 can move around the center of the slide rail 8, so that the interface device 5 can be connected with the camera 1 in all directions, of course, in order to avoid the night stand 7 is accidentally collided, the bracket 7 is coated with a fluorescent layer, and the bracket 7 is also bonded with a light-emitting light strip 9, the light-emitting light strip 9 is controlled by a photosensitive switch 10, and the light-emitting light strip 9 is made of lithium The battery 11 supplies power, and the fluorescent layer and the luminous light strip 9 play the role of indicating the position of the bracket 7;

Due to the strong interference in the substation, in order to protect the video signal, the network cable 4 is provided with a protective cover to protect the network cable 4, and a shielding layer is provided between the protective cover and the network cable 4; a protective cover can also be set on the cable 6. sleeve and shielding layer to make the video signal more stable during transmission.

In actual use, in order to prevent rainwater from entering the network cable interface, the interface device 5 should be kept at a certain distance from the ground, so as to prevent the rainwater in the substation from being discharged in time and submerge the interface device 5. For this reason, the interface device 5 can be made 5. Higher than the ground: the support rod 12 is connected to the support rod 7 to support the support rod 7 from the ground, the upper end of the support rod 12 is provided with a slot for clamping the support rod 7, and the lower end of the support rod 12 is provided with a support rod 12 A seat body 13 fixed on the ground, the cross-sectional area of the seat body 13 is larger than that of the support rod 12, the support rod 12 is plugged into the seat body 13, and the seat body 13 is provided with accommodating support The groove of the rod 12 has a circular cross-sectional shape. The support rod 12 is composed of several rod bodies 14, and two adjacent rod bodies 14 are connected together by threads.

In order to simplify the structure of the monitoring device, avoid setting a dedicated charging circuit for the lithium battery 11, the lithium battery 11 is charged by the solar battery panel 15, and the solar battery panel 15 is connected with a fixing device that fixes the solar battery panel 15 on the ground. frame 16, and a fluorescent layer is coated around the solar panel 15.

Referring to FIG. 2 , in order to prevent rainwater from pouring into the interface device 5 , a rainshield 17 is fixed on the housing to prevent rainwater from entering the interior of the housing, and the rainshield 17 is fixed on the housing by connecting screws 18 . The rain cover 17 can also be fixed on the casing by buckling or other detachable connection methods, of course, the rain cover 17 can also be fixed on the casing by a non-detachable connection method.

In order to make the network cable 4 and the network cable interface have a good connection performance, the housing is also provided with a clamp 19 for clamping the network cable 4. The clamp 19 and the housing are of an integrated structure. There is a clamping groove for accommodating the network cable 4 , and a locking screw 20 for locking the network cable 4 is provided on the side wall of the clamping groove. An elastically deformable isolation layer should be adhered in the clamping groove, so as to prevent the network cable 4 from being damaged when the locking screw 20 locks the network cable 4 .

All "several" in this specification should be understood as "at least two".

The above are only preferred implementations of the present utility model, aiming to embody the outstanding technical effects and advantages of the present utility model, and are not intended to limit the technical solution of the present utility model. Those skilled in the art should understand that all modifications, changes or replacement technical features made based on the technical content of the present utility model shall fall within the technical scope of the appended claims of the present utility model.

Claims (6)

1. a supervisory control of substation device, it is characterized in that: comprise some video cameras (1) interspersing among supervisory control of substation point and the monitor terminal (2) checked for monitor staff, described video camera (1) and monitor terminal (2) are by Ethernet (3) communication, described video camera (1) by netting twine (4) by video signal transmission to Ethernet (3), some interface arrangements for grafting netting twine (4) (5) are evenly equipped with in transformer station, described interface arrangement (5) is by cable (6) and Ethernet (3) communication, described interface arrangement (5) comprises housing and is fixed at least two cable interfaces in housing, the support (7) of fixed interface device (5) is also provided with in transformer station, described interface arrangement (5) is slidably connected on support (7), described support (7) is provided with slide rail (8), described interface arrangement (5) is provided with the chute coordinated with slide rail (8), described slide rail (8) surrounds circle, (7) are coated with fluorescence coating to described support, described support (7) is also bonded with luminescent lamp strip (9), described luminescent lamp strip (9) is controlled by photosensitive switch (10), described luminescent lamp strip (9) is powered by lithium battery (11), be arranged with the protective jacket of catch net line (4) outside described netting twine (4), between described protective jacket and netting twine (4), be provided with screen.

2. a kind of supervisory control of substation device according to claim 1, it is characterized in that: described support (7) is connected with by support (7) support support bar (12) overhead, described support bar (12) upper end is provided with the draw-in groove of clamping support (7), described support bar (12) lower end is provided with the pedestal (13) fixed on the ground by support bar (12), the cross-sectional area of described pedestal (13) is greater than the cross-sectional area of support bar (12), described support bar (12) is plugged in pedestal (13), described pedestal (13) is provided with the groove holding support bar (12), the shape of cross section of described groove is circular, described support bar (12) is made up of the some sections of bodies of rod (14), adjacent two bodies of rod (14) are together by a threaded connection.

3. a kind of supervisory control of substation device according to claim 1, it is characterized in that: described lithium battery (11) is charged by solar panel (15), described solar panel (15) is connected with solar panel (15) is fixed on ground fixed mount (16), the surrounding of described solar panel (15) is coated with fluorescence coating.

4. a kind of supervisory control of substation device according to claim 1, it is characterized in that: described housing is fixed with the rain shade (17) preventing rainwater from entering enclosure interior, described rain shade (17) is fixed on housing by attachment screw (18).

5. a kind of supervisory control of substation device according to claim 1 or 4, it is characterized in that: the wire clamp (19) described housing being also provided with clamping netting twine (4), described wire clamp (19) and housing are integral type structure, described wire clamp (19) is provided with the holding tank holding netting twine (4), and the sidewall of described holding tank is provided with the lock-screw (20) of locking netting twine (4).

6. a kind of supervisory control of substation device according to claim 1, is characterized in that: described slide rail (8) and support (7) are integral type structure.