Overview
With the rapid development of social economy and science and technology, especially the development of computer network, people more and more is also high to the requirement of security technology to guard against. In order to combat all kinds of economic crime, protect national and people's life and property safety, ensure the normal operation of all walks of life and social departments, using high-tech means to prevent and stop all kinds of crime will be a development direction in the field of security. As a viable hotel hotel monitoring system, must meet the centralized monitoring; System capacity; From the function is all ready; Simple transmission way; The system runs stably. Simple operation and maintenance; Price performance ratio of higher requirements. Intelligent but there should be a function of the limit, it is to meet the needs of hotel hotel function and economy to set. Intelligent is to make the technology into the public, into the service industry, make travel environment more beautiful life. What is more important to system reliability and economy, the quality and function to prevent excess.
Based on the analysis of the environment
Hotel, the hotel provides accommodation, food, entertainment and other services integrated service industry, is the guests travel, business, conference and other activities of life base, for the guests, it is not only a guest room bed, restaurant food, also includes the consumption of these products when enjoy the pleasant and comfortable feeling, but in the end, make the guest produces pleasure, comfort and satisfaction is the foundation of security, lack of safe hotel, hotel products not only meet the basic needs of the guests, will threaten the safety of the hotel, the hotel, at the same time may cause irreparable damage. Hotel hotel as a public place, its security is the most value of the guests.
Hotels, guesthouses and other units due to its nature of work, the relationship between in and out of personnel is various, nonlocal guest accounts for the vast majority of again, and the criminal to take advantage of this environment, into the hotel, the guesthouse to commit crime, directly affect the guest's personal safety and property security, directly affects the reputation of the hotel, the hotel; The place such as financial room, front desk is the main place to cash flow, establish TV monitor, communication with the combination of security safeguard system is effective and feasible way; At the same time can in the bud of the fire to be put out on time, in order to avoid serious fire accidents.
System design thought
According to the hotel hotel specific environment, we design according to specification.
1, hard disk video surveillance system is the digital video image recording and many image display and monitor alarm functions together, will gradually replace traditional analog image segmentation and video recorder for a long time, has the characteristics of flexible and convenient.
2, hotel hotel environment complex, the layout structure is not the same.
3, according to the requirements of the hotel hotel each monitored area is different, need combination of static control and dynamic monitoring. At the same time, according to the monitoring of key equipments.
4, monitor the way of the monitoring system of the hotel hotel, along with the environment to make the necessary choice.
5, a specific environmental monitoring signal in different signal acquisition device.
6, with functions of remote monitoring system design, make the hotel the hotel monitoring system is an organic whole repeatedly with the office of any computer system through the network.
Design principles
Because your hotel is the level of risk with the provisions of the state, so in the design, our company strictly grasp three principles:
1, equipment is advanced, reliable principle, equipment and equipment choice, makes every effort to achieve advanced technology, safe and reliable to prevent tight, bulletproof. The performance and technical requirements of the equipment shall be coordinated and all of the equipment shall comply with the national standard and industry standard.
2, should meet the safety and security management functions of the basic requirement of the macro dynamic monitoring, micro forensics, and conforms to the field under the condition of reliable operation, easy to take into account at the same time, maintenance is convenient.
3, about saving money at the same time, and considering the construction and the development of technology, it is certain to should have the flexibility and extensibility, for a long time to maintain equipment, systems have certain advancement.
System design based on
System design requirements and involving all of the equipment and materials, in addition to the special provisions, in accordance with the following standards for design.
"Security project procedures and requirements for the GA/T75-94
Specification for design of industrial enterprises general (GBT42-81)
"The public industry standard of the People's Republic of China" (GA/T70-94)
The electrical equipment installation engineering construction and acceptance standard "(BGJ232.90.92)
The civil closed-circuit TV monitoring system engineering technical specifications (GB5098-94)
The television monitoring project cost budget compilation directions (GA/T 70-94)
The composition of the system structure
System design is divided into three parts: the front camera acquisition part; The monitoring center monitor and control part; Hotel, the hotel manager, management of remote monitor and control parts.
The monitoring center
The whole system of safe, convenient, flexible and stable operation.
Monitoring center all monitoring signals collected here, through the server monitor all site dynamic, point to point to the need to record the monitory point of hard disk video, as a business management and security of data.
Control of the whole system control computer software is adopted to improve the management and control, RS485 bus control mode, automatic cruise address, convenient and flexible management, the operation is simple. Control processing system: it is the core equipment of the monitoring system, control on each device in the system are controlled here, the console itself is a mix of all the equipment. Mainly include video address allocation and amplifier, video switch, time symbol, synchronous record, power supply, etc. Control signal through 232-485, transferred to the front decoders decoding, which can realize haeundae full range of action and the full range of camera movement, ensure to get the best view effect and the best working condition.
Vice control at:
Signal back to the master control room, point to point through the main server authorization, has a part to control points, such as: the manager room, guest room management, security, etc., pair of locus of control management personnel can also control the camera point to point, all operations are implemented through the computer software, control software have a password management.
The terminal point:
General installation in front of the camera hotel hotel entrances, safe passage and other sensitive areas, used to detect suspicious personnel or abnormal phenomenon, realize linkage in order to take timely measures to cause psychological deterrent to criminals can also be used. By the color of each point distribution of digital camera, through the CCD photoelectric conversion, and digital signal, transmission to the host terminal multimedia digital control for digital processing. And record image signal, the operator can make corresponding adjustment on site all equipment. Host has a password and rank. Image record kept as field data for required to provide evidence at the scene.
Transmission system: consists of image signal and control signal. System front-end image signal through the erection of RG/SYV series dedicated transmission line and signal control cables and systems center between different devices. Image signal, control signal, and can be more than two master equipment organically linked. All circuit design for 3 years free maintenance.
This system monitory point distribution shown in the table below:
The characteristics of the system
1. From the point to master control room, the video signal, point to point control signals are transmitted through the cable;
2. All video display output signal back to the control room, no delay, no any image compression.
3. As a result of cable transmission, so the construction is simple, not pose a big damage to hotel hotel building, to ensure the integrity of the building;
4. The cable transmission mode, the system is concise, simple debugging, convenient maintenance;
5. Easy to extend system, at any time according to the need to increase the monitoring points
The monitoring center
The monitoring center is the "heart" and "brain" of the whole system, is the realization of the whole system function command center. General control of the main features are: the record of image signal, the camera and its accessories (such as lens, yuntai, etc.) control. The system USES multimedia 16-way hard disk record system. Recording time can be adjusted by a host of each surface of the record format 0 to 25 frames per second. Every picture have the date, time. To complete the monitored place comprehensive, detailed monitoring or tracking monitoring. Through the movement of the hard disk video recording system alarm detection unit, and may at any time the occurrence of the monitored place images recorded (singles can capture the picture), so that for future reference or later as the important basis. Through the console DVR control processor, but at the same time on the display shows real-time four, six, nine and twelve and sixteen each monitored place image from the camera.
The front-end equipment:
220 times more intelligent spherical yuntai, outdoor yuntai, integration of the camera
This series yuntai using 24 v ac power supply, level up to a maximum of 355 degrees of rotation, up to a maximum of 90 degrees, vertical rotating its work stability, high cost performance, etc. This series adopt 1/4 inch CCD camera daylighting, power use dc 12 v / 65 ma, horizontal resolution can reach 480, the lowest illuminance 1 lux/pro series, electronic shutter control, opening and closing can choose, signal system, PAL/NTSC format, backlight compensation, AUTO digital processing, wide viewing Angle, strong anti-jamming capability, etc.
Infrared hemisphere camera: adopt 1/4 inch CCD camera daylighting, taking dc 12 v power supply, horizontal resolution can reach 420 line, minimum illumination can reach 0 lux/pro series, strong anti-jamming capability, etc.
CCD camera: adopt 1/4 inch CCD camera daylighting, taking dc 12 v power supply, horizontal resolution can reach 420 line, minimum illumination can reach 0.5 Lux/pro series, electronic shutter control, opening and closing can choose, signal system, PAL/NTSC format, backlight compensation, AUTO digital processing, wide viewing Angle, strong anti-jamming capability, etc.
Main equipment:
Hard disk video recorder
The main control equipment and center control host. This system adopts the DVR - 0816 central control console. DVR - 0816 host for the digital monitoring system. It is instead of the original CCTV monitoring system, prevent due to repeated use tape quality is not clear, takes care of the tedious, videotape to replace expensive problems such as high technology independent property right of digital monitoring system. It adopts hardware compression method, solid sampling PAL or NTSC video signal compression into MPEG files, and can be realized in more than one hard disk video, can store multiple channel video signals at the same time, and ensure the synchronization of the video signal. Regular support, manual, video recording, dynamic testing video, video sensor driving.
The design of the video transmission system
1, an overview of the transmission system
In this monitoring project, video signals are all made of the cable.
2, video transmission material selection
Video transmission material choice, directly affect the quality of image transmission, and the quality of the image is an important performance of the whole system is good or bad. We through to the conveyor belt width and image manic ratio, the transmission distance, engineering cost, from outside interference, and the rest of the world of four aspects, such as interference, mainly choose SYV75-3 video coaxial cable. In economic terms is more appropriate.
Pipeline installation
The monitoring project pipeline installation part mainly divided into the main installation and regional laying two parts, all of the pipeline laying shall strictly implement the provisions of the state, encounter problems, negotiate and resolve timely.
After completion of the system monitoring ability and the expected effect
System is completed, achieve modernization level and in accordance with the requirements of relevant standards, the system is advanced, reliable, practical, simple operation, easy maintenance, low failure rate, long service life and reasonable cost performance, various technical indicators have reached the national standard, to ensure that monitoring and control system engineering of high quality and high reliability, so as to give full play to the advantage of monitoring, so as to fully improve the work efficiency, improve the management of operation and management.
