CN215682439U - Video broadcasting system for emergency disaster relief material warehouse management - Google Patents
Video broadcasting system for emergency disaster relief material warehouse management Download PDFInfo
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- CN215682439U CN215682439U CN202122733201.0U CN202122733201U CN215682439U CN 215682439 U CN215682439 U CN 215682439U CN 202122733201 U CN202122733201 U CN 202122733201U CN 215682439 U CN215682439 U CN 215682439U
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Abstract
The utility model discloses a video broadcasting system for emergency disaster relief material warehouse management, which comprises a plurality of display devices, relay equipment and a monitoring center, wherein the display devices are respectively connected with the relay equipment; the relay device includes: the wireless radio frequency receiving module and the wireless radio frequency transmitting module are respectively connected with the main control module, and the wireless radio frequency receiving module is connected with the monitoring center; the display device includes: the video processing module and the display module are connected in sequence, and the video processing module is connected with the wireless radio frequency transmitting module. By adopting the technical scheme of the utility model, the wireless communication quality is improved and the video transmission efficiency is ensured.
Description
Technical Field
The utility model belongs to the technical field of video broadcasting, and particularly relates to a video broadcasting system for emergency disaster relief material warehouse management.
Background
The emergency disaster relief material warehouse is a storage space commonly used for material circulation in emergency disaster relief material management, a plurality of display devices are commonly arranged in the emergency disaster relief material warehouse management, and the display devices are used for displaying videos sent by a monitoring center for fire safety science popularization knowledge and videos of a site environment when an abnormality occurs in the warehouse; at present, the monitoring display devices transmit video information wirelessly with a monitoring center through wireless communication equipment, but the warehouse area is too large, the distance between each monitoring display device and the monitoring center is very long, and the problems that the quality of wireless communication signals is influenced and the video transmission efficiency is further influenced exist.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is to provide a video broadcasting system for emergency disaster relief material warehouse management, which improves the wireless communication quality and ensures the video transmission efficiency.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a video broadcasting system for emergency disaster relief material warehouse management comprises a plurality of display devices, relay equipment and a monitoring center, wherein the display devices are respectively connected with the relay equipment; the relay device includes: the wireless radio frequency receiving module and the wireless radio frequency transmitting module are respectively connected with the main control module, and the wireless radio frequency receiving module is connected with the monitoring center; the display device includes: the video processing module and the display module are connected in sequence, and the video processing module is connected with the wireless radio frequency transmitting module;
the wireless radio frequency receiving module is used for receiving a wireless signal containing video information sent by the monitoring center; the wireless radio frequency transmitting module is used for transmitting a wireless signal containing video information to the display device; the video processing module is used for receiving wireless signals, converting the wireless signals into video signals and sending the video signals obtained through conversion to the display module.
Preferably, the video processing module includes: the receiving unit, the video decoding unit, the digital-analog signal conversion unit and the video interface unit are connected in sequence; the receiving unit is connected with the wireless radio frequency transmitting module; the video interface unit is connected with the display module.
Preferably, the relay device further includes: and the power switch control module is connected with the main control module.
Preferably, the relay device further includes: and the first power supply module is connected with the power switch control module.
Preferably, the display device further includes: and the second power supply module is connected with the video processing module.
Preferably, the display module is a liquid crystal display.
The video broadcasting system comprises a plurality of display devices, relay equipment and a monitoring center, wherein the display devices are respectively connected with the relay equipment; the relay device includes: the wireless radio frequency monitoring system comprises a main control module, a wireless radio frequency receiving module and a wireless radio frequency sending module, wherein the wireless radio frequency receiving module and the wireless radio frequency sending module are respectively connected with the main control module, the wireless radio frequency receiving module is connected with a monitoring center, and the wireless radio frequency sending module is connected with a display device. The utility model realizes wireless transmission between the display device and the monitoring center through the relay equipment, improves the wireless communication quality and ensures the transmission efficiency of the video.
Drawings
Fig. 1 is a schematic structural diagram of a video broadcasting system for emergency disaster relief material warehouse management according to the present invention;
FIG. 2 is a schematic structural diagram of a relay apparatus according to the present invention;
FIG. 3 is a schematic structural diagram of a display device according to the present invention;
fig. 4 is a schematic structural diagram of a video processing module according to the present invention.
Detailed Description
For better illustration of the utility model, the utility model will be further described with reference to the accompanying drawings and the implementation process.
As shown in fig. 1 to 4, the present invention provides a video broadcasting system for emergency disaster relief material warehouse management, which includes a plurality of display devices, a relay device and a monitoring center, wherein the plurality of display devices are respectively connected to the relay device, and the relay device is connected to the monitoring center; the display devices are arranged in a designated area of the warehouse; the relay device includes: the wireless radio frequency receiving module and the wireless radio frequency transmitting module are respectively connected with the main control module, and the wireless radio frequency receiving module is connected with the monitoring center; the display device includes: the video processing module and the display module are connected in sequence; the video processing module is connected with the wireless radio frequency transmitting module;
the wireless radio frequency receiving module is used for receiving a wireless signal containing video information sent by a monitoring center, wherein the video information is a video of fire safety science popularization knowledge or a field environment video when an abnormality occurs in a warehouse; the wireless radio frequency transmitting module is used for transmitting a wireless signal containing video information to the display device; the video processing module is used for receiving wireless signals, converting the wireless signals into video signals and sending the video signals obtained through conversion to the display module.
Further, the video processing module comprises: the receiving unit, the video decoding unit, the digital-analog signal conversion unit and the video interface unit are connected in sequence; the receiving unit is connected with the wireless radio frequency transmitting module; the video interface unit is connected with the display module; the receiving unit is used for receiving wireless signals, converting the wireless signals into level signals and sending the level signals to the video decoding module; the video decoding unit is used for carrying out video coding and decoding processing on the received level signal and sending a digital signal obtained by processing to the digital-analog signal conversion module; a digital-to-analog signal conversion unit for converting the received digital signal into an analog signal; and the signal input interface is used for sending the analog signal to the display module through the video interface unit. Preferably, the display module is a liquid crystal display.
Further, the main control module adopts a high-performance singlechip R5F100 LG. R5F100LG is a 16 bit single chip machine based on the RL78 kernel developed by rassa semiconductors.
Further, the relay device further includes: the power switch control module is connected with the main control module; the power switch control module is connected with the first power module. The first power supply module is used for supplying power to the relay equipment, and the power supply control switch circuit is used for controlling the relay equipment to be powered on. The first power supply module comprises a short-circuit protection circuit, an anti-reverse connection circuit and a power supply interface circuit which are sequentially connected, wherein the short-circuit protection circuit is connected with the power supply control switch module. The short-circuit protection circuit is used for protecting the circuit of the relay equipment, and preferably, the circuit current of the relay equipment can be limited to be below 3A, so that the danger caused by the overlarge external power supply current due to the short circuit of the relay equipment is prevented. The anti-reverse connection circuit uses a metal-oxide semiconductor field effect transistor (MOS tube) to prevent reverse connection, has low power consumption and can prolong the service time of a power supply. The reverse connection preventing circuit is used for automatically disconnecting the circuit connection when the power end and the ground end of the power interface circuit are reversely connected so as to prevent the damage of a rear-stage circuit. The power interface circuit is used for supplying power to the relay equipment.
Further, the display device further includes: the second power supply module is preferably connected with the video processing module and comprises two input ends, wherein one input end is a 220V mains supply input end, and the other input end is a USB input end, and after the 220V mains supply input end is sequentially connected with a transformer and a rectifier bridge, the voltage is reduced to be the direct current voltage required by the relay equipment by the LDO; the USB input end is connected with the LDO to step down the voltage to be the direct current voltage required by the relay equipment.
The working process of the video broadcasting system of the utility model is as follows: the wireless radio frequency receiving module receives a wireless signal which contains video information and is sent by a monitoring center, wherein the video information is a video of fire safety science popularization knowledge or a field environment video when an abnormality occurs in a warehouse; the wireless radio frequency transmitting module transmits a wireless signal containing video information to the display device; the video processing module is used for converting the wireless signals into video signals and sending the video signals obtained through conversion to the display module; the wireless transmission between the display device and the monitoring center is realized through the relay equipment, the wireless communication quality is improved, and the video transmission efficiency is ensured.
It is to be noted that, unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which this application belongs.
The above description is only for the preferred embodiment of the present application, but the scope of the present application is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present application should be covered within the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (6)
1. A video broadcasting system for emergency disaster relief material warehouse management is characterized by comprising a plurality of display devices, relay equipment and a monitoring center, wherein the display devices are respectively connected with the relay equipment; the relay device includes: the wireless radio frequency receiving module and the wireless radio frequency transmitting module are respectively connected with the main control module, and the wireless radio frequency receiving module is connected with the monitoring center; the display device includes: the video processing module and the display module are connected in sequence, and the video processing module is connected with the wireless radio frequency transmitting module;
the wireless radio frequency receiving module is used for receiving a wireless signal containing video information sent by the monitoring center; the wireless radio frequency transmitting module is used for transmitting a wireless signal containing video information to the display device; the video processing module is used for receiving wireless signals, converting the wireless signals into video signals and sending the video signals obtained through conversion to the display module.
2. The video broadcasting system for emergency relief material warehouse management according to claim 1, wherein the video processing module includes: the receiving unit, the video decoding unit, the digital-analog signal conversion unit and the video interface unit are connected in sequence; the receiving unit is connected with the wireless radio frequency transmitting module; the video interface unit is connected with the display module.
3. The video broadcasting system for emergency relief material warehouse management according to claim 1, wherein the relay device further includes: and the power switch control module is connected with the main control module.
4. The video broadcasting system for emergency relief material warehouse management according to claim 1, wherein the relay device further includes: and the first power supply module is connected with the power switch control module.
5. The video broadcasting system for emergency relief material warehouse management according to claim 1, wherein the display device further includes: and the second power supply module is connected with the video processing module.
6. The video broadcasting system for emergency relief material warehouse management of claim 1, wherein the display module is a liquid crystal display.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122733201.0U CN215682439U (en) | 2021-11-10 | 2021-11-10 | Video broadcasting system for emergency disaster relief material warehouse management |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122733201.0U CN215682439U (en) | 2021-11-10 | 2021-11-10 | Video broadcasting system for emergency disaster relief material warehouse management |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215682439U true CN215682439U (en) | 2022-01-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122733201.0U Active CN215682439U (en) | 2021-11-10 | 2021-11-10 | Video broadcasting system for emergency disaster relief material warehouse management |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215682439U (en) |
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2021
- 2021-11-10 CN CN202122733201.0U patent/CN215682439U/en active Active
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