CN112887026A - Fire-fighting signal analog/digital conversion remote optical transmission system and method - Google Patents
Fire-fighting signal analog/digital conversion remote optical transmission system and method Download PDFInfo
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Abstract
本发明公开了一种消防信号模/数转换远程光传输系统及方法，属于消防信号传输技术领域，包括消防信号模数转换前端传输装置、消防信号模数转换机房端传输装置和各自的电源模块，所述消防信号模数转换前端传输装置用于将前端消防总线设备、大型多线设备、消防广播、消防电话等模拟信号转换为光信号，所述消防信号模数转换机房端传输装置用于在机房端将光信号转换为模拟信号后向消防主机传输。本发明将传统的多种消防报警和控制信号转换成光信号后，利用光纤具有带宽高、传输容量大，抗电磁干扰强，信号损耗低，传输距离长等优势，解决了传统消防传输线路存在信号路数多、体量大、传输距离短等问题。The invention discloses a fire-fighting signal analog/digital conversion remote optical transmission system and method, belonging to the technical field of fire-fighting signal transmission. The analog-to-digital conversion front-end transmission device for fire-fighting signals is used to convert analog signals such as front-end fire-fighting bus equipment, large-scale multi-wire equipment, fire-fighting broadcasts, and fire-fighting telephones into optical signals. At the computer room end, the optical signal is converted into an analog signal and transmitted to the fire host. After the invention converts traditional various fire alarm and control signals into optical signals, the optical fiber has the advantages of high bandwidth, large transmission capacity, strong anti-electromagnetic interference, low signal loss, long transmission distance, etc., and solves the problem of the existence of traditional fire protection transmission lines. There are many problems such as the number of signal channels, the large volume, and the short transmission distance.
Description
Technical Field
The invention belongs to the technical field of fire-fighting signal transmission, and particularly relates to a fire-fighting signal analog-to-digital conversion remote optical transmission system and method.
Background
At present, fire alarm and control signals belong to analog signals, and the transmission of signals of fire bus equipment (such as smoke sensing, temperature sensing, input/output modules, hand alarms, sound and light alarms, fire hydrants and the like), large-scale multi-line equipment (such as fire rolling doors, fire water pumps, showers, fire power supplies, fans, fire doors, fire valves and the like), fire broadcasting, fire telephones and the like mostly adopts transmission lines of copper-core electric wires and cables, alarm buses, fire emergency broadcast lines, fire special telephone lines and the like, and the traditional transmission lines have the problems of large number of lines, large volume, short transmission distance and the like.
The optical fiber has the remarkable advantages of high bandwidth, large transmission capacity, strong electromagnetic interference resistance, low signal loss, long transmission distance and the like, and if the optical fiber is adopted for fire-fighting signal transmission, the defects of the traditional fire-fighting transmission line can be overcome. However, there is no multi-channel signal conversion device capable of simultaneously converting the multi-channel fire-fighting analog signal into an optical signal for long-distance transmission in the market, and the fire-fighting field can only adopt transmission lines such as a traditional fire-fighting multi-channel twisted pair line for signal transmission. Therefore, the function of optical fiber long-distance transmission of multiple fire-fighting signals can be realized only by converting the multiple fire-fighting analog signals into optical transmission signals.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a fire-fighting signal analog/digital conversion remote optical transmission system and a fire-fighting signal analog/digital conversion remote optical transmission method, which can realize the transmission of various data signals by replacing a multipath transmission cable with one optical fiber, so that the advantages of the optical fiber, such as high communication rate, high bandwidth, large transmission capacity, low error rate, good reliability, good safety and the like, are greatly exerted in the field of fire-fighting signal transmission, are particularly suitable for a fire-fighting network with wide geographical dispersion and various data transmission, the transmission distance of the fire-fighting network can reach more than 20KM, and the problems of a plurality of signal lines, large volume, short transmission distance and the like of a traditional fire-fighting signal transmission line are well solved.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a fire control signal analog/digital conversion long-range optical transmission system, includes fire control signal analog-to-digital conversion front end transmission device, fire control signal analog-to-digital conversion computer lab end transmission device and the respective power module of both ends device, wherein:
the fire-fighting signal analog-digital conversion front-end transmission device is sequentially provided with an analog signal input/output device, an analog signal collector, an analog signal sorter, an analog signal processor, an analog signal converter and an optical signal output/input device and is used for converting analog signals of front-end fire-fighting bus equipment, large-scale multi-line equipment, fire-fighting broadcasting, fire-fighting telephones and the like into optical signals;
the fire-fighting signal analog-digital conversion machine room end transmission device is sequentially provided with an optical signal input/output device, an optical signal collector, an optical signal sorter, an optical signal processor, an optical signal converter and an analog signal output/input device and is used for converting a received optical signal into an analog signal at the machine room end and then transmitting the analog signal to a fire-fighting host;
and the power supply module is respectively used for providing power for the fire-fighting signal analog-to-digital conversion front-end transmission device and the fire-fighting signal analog-to-digital conversion machine room-end transmission device.
Preferably, the power module comprises an external power supply and a lithium battery.
In addition, the invention also provides a fire-fighting signal analog/digital conversion remote optical transmission method, which adopts the fire-fighting signal analog/digital conversion remote optical transmission system for signal transmission and comprises the following specific steps:
step 1: analog signals of front-end fire-fighting bus equipment, large-scale multi-line equipment, fire-fighting broadcast, fire-fighting telephone and the like are transmitted by using an original twisted pair to a fire-fighting signal analog-to-digital conversion front-end transmission device;
step 2: the fire-fighting signal analog-to-digital conversion front-end transmission device converts analog signals of front-end fire-fighting bus equipment, large-scale multi-line equipment, fire-fighting broadcast, fire-fighting telephone and the like into optical signals;
and step 3: transmitting the optical signal converted by the fire-fighting signal analog-to-digital conversion front-end transmission device to a fire-fighting signal analog-to-digital conversion machine room-end transmission device by adopting optical fibers;
and 4, step 4: the fire-fighting signal analog-to-digital conversion machine room end transmission device converts the received optical signals into analog signals at the machine room end;
and 5: the analog signals converted by the fire-fighting signal analog-to-digital conversion machine room end transmission device are transmitted to the fire-fighting host machine by utilizing the original twisted pair.
Compared with the prior art, the invention has the following beneficial effects:
(1) the invention provides a fire-fighting signal analog/digital conversion remote optical transmission system, which converts analog signals of front-end fire-fighting bus equipment, large-scale multi-line equipment, fire-fighting broadcast, fire-fighting telephone and the like into optical signals through a fire-fighting signal analog-digital conversion front-end transmission device.
(2) The invention provides a fire-fighting signal analog-to-digital conversion remote optical transmission system, which converts an optical signal into an analog signal at a machine room end through a fire-fighting signal analog-to-digital conversion machine room end transmission device.
(3) The invention provides a fire-fighting signal analog/digital conversion remote optical transmission system.A front-end fire-fighting bus device, a large-scale multi-line device, fire-fighting broadcasting, a fire-fighting telephone and other analog signals are transmitted to a fire-fighting signal analog/digital conversion front-end transmission device by utilizing an original twisted pair;
the fire-fighting signal is transmitted between the fire-fighting signal analog-to-digital conversion front-end transmission device and the fire-fighting signal analog-to-digital conversion machine room-end transmission device by adopting optical fibers;
the analog signals converted by the fire-fighting signal analog-to-digital conversion machine room end transmission device are transmitted to the fire-fighting host machine by utilizing the original twisted pair.
(4) The invention realizes the function of adopting optical fiber to transmit analog signals of fire-fighting bus equipment, large-scale multi-line equipment, fire-fighting broadcast, fire-fighting telephone and the like by establishing the fire-fighting signal analog-digital conversion remote optical transmission system, well solves the problems of a plurality of signal paths, large volume, short transmission distance and the like of the traditional fire-fighting signal transmission line, and is particularly suitable for the construction and the reconstruction of a fire-fighting network with wide geographical dispersion and various data signal transmission.
Drawings
Fig. 1 is a block diagram of a fire-fighting signal a/d conversion remote optical transmission system according to the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to examples and drawings, and the exemplary embodiments and descriptions of the present invention are only used for explaining the present invention and are not to be construed as limiting the present invention.
Example 1:
as shown in fig. 1, the fire-fighting signal a/d conversion remote optical transmission system includes a fire-fighting signal a/d conversion front-end transmission device, a fire-fighting signal a/d conversion machine room-end transmission device, and respective power modules of the two-end devices, wherein:
the fire-fighting signal analog-digital conversion front-end transmission device is sequentially provided with an analog signal input/output device, an analog signal collector, an analog signal sorter, an analog signal processor, an analog signal converter and an optical signal output/input device and is used for converting analog signals of front-end fire-fighting bus equipment, large-scale multi-line equipment, fire-fighting broadcasting, fire-fighting telephones and the like into optical signals;
the fire-fighting signal analog-digital conversion machine room end transmission device is sequentially provided with an optical signal input/output device, an optical signal collector, an optical signal sorter, an optical signal processor, an optical signal converter and an analog signal output/input device and is used for converting a received optical signal into an analog signal at the machine room end and then transmitting the analog signal to a fire-fighting host;
and the power supply module is respectively used for providing power for the fire-fighting signal analog-to-digital conversion front-end transmission device and the fire-fighting signal analog-to-digital conversion machine room-end transmission device.
The power module comprises an external power supply and a lithium battery.
Example 2:
on the basis of the above embodiment, the present invention provides a fire signal analog/digital conversion remote optical transmission method, wherein the method comprises the following steps:
step 1: analog signals of front-end fire-fighting bus equipment, large-scale multi-line equipment, fire-fighting broadcast, fire-fighting telephone and the like are transmitted by using an original twisted pair to a fire-fighting signal analog-to-digital conversion front-end transmission device;
step 2: the fire-fighting signal analog-to-digital conversion front-end transmission device converts analog signals of front-end fire-fighting bus equipment, large-scale multi-line equipment, fire-fighting broadcast, fire-fighting telephone and the like into optical signals;
and step 3: transmitting the optical signal converted by the fire-fighting signal analog-to-digital conversion front-end transmission device to a fire-fighting signal analog-to-digital conversion machine room-end transmission device by adopting optical fibers;
and 4, step 4: the fire-fighting signal analog-to-digital conversion machine room end transmission device converts the received optical signals into analog signals at the machine room end;
and 5: the analog signals converted by the fire-fighting signal analog-to-digital conversion machine room end transmission device are transmitted to the fire-fighting host machine by utilizing the original twisted pair.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (3)
1. A fire-fighting signal analog/digital conversion remote optical transmission system is characterized in that: including fire control signal analog-to-digital conversion front end transmission device, fire control signal analog-to-digital conversion computer lab end transmission device and the respective power module of both ends device, wherein:
the fire-fighting signal analog-digital conversion front-end transmission device is sequentially provided with an analog signal input/output device, an analog signal collector, an analog signal sorter, an analog signal processor, an analog signal converter and an optical signal output/input device and is used for converting analog signals of front-end fire-fighting bus equipment, large-scale multi-line equipment, fire-fighting broadcasting, fire-fighting telephones and the like into optical signals;
the fire-fighting signal analog-digital conversion machine room end transmission device is sequentially provided with an optical signal input/output device, an optical signal collector, an optical signal sorter, an optical signal processor, an optical signal converter and an analog signal output/input device and is used for converting a received optical signal into an analog signal at the machine room end and then transmitting the analog signal to a fire-fighting host;
and the power supply module is respectively used for providing power for the fire-fighting signal analog-to-digital conversion front-end transmission device and the fire-fighting signal analog-to-digital conversion machine room-end transmission device.
2. A fire-fighting signal analog/digital conversion remote optical transmission system as set forth in claim 1, characterized in that: the power module comprises an external power supply and a lithium battery.
3. A fire-fighting signal analog/digital conversion remote optical transmission method is characterized in that: the fire-fighting signal analog-to-digital conversion remote optical transmission system according to claim 1 is used for signal transmission, and comprises the following specific steps:
step 1: analog signals of front-end fire-fighting bus equipment, large-scale multi-line equipment, fire-fighting broadcast, fire-fighting telephone and the like are transmitted by using an original twisted pair to a fire-fighting signal analog-to-digital conversion front-end transmission device;
step 2: the fire-fighting signal analog-to-digital conversion front-end transmission device converts analog signals of front-end fire-fighting bus equipment, large-scale multi-line equipment, fire-fighting broadcast, fire-fighting telephone and the like into optical signals;
and step 3: transmitting the optical signal converted by the fire-fighting signal analog-to-digital conversion front-end transmission device to a fire-fighting signal analog-to-digital conversion machine room-end transmission device by adopting optical fibers;
and 4, step 4: the fire-fighting signal analog-to-digital conversion machine room end transmission device converts the received optical signals into analog signals at the machine room end;
and 5: the converted analog signal is transmitted to the fire fighting host machine by utilizing the original twisted pair.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117200889A (en) * | 2023-11-08 | 2023-12-08 | 河北豪沃尔智能科技有限责任公司 | Fire control information transmission device |
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- 2021-01-22 CN CN202110078669.2A patent/CN112887026A/en active Pending
Patent Citations (3)
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| CN208986948U (en) * | 2018-08-21 | 2019-06-14 | 广州瀚华建筑设计有限公司 | Distributed fire broadcast system |
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| CN117200889A (en) * | 2023-11-08 | 2023-12-08 | 河北豪沃尔智能科技有限责任公司 | Fire control information transmission device |
| CN117200889B (en) * | 2023-11-08 | 2024-03-05 | 河北豪沃尔智能科技有限责任公司 | Fire control information transmission device |
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