CN113291427A - Ocean engineering ship is with preventing striking reef system based on thing networking - Google Patents
Ocean engineering ship is with preventing striking reef system based on thing networking Download PDFInfo
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- CN113291427A CN113291427A CN202110649333.7A CN202110649333A CN113291427A CN 113291427 A CN113291427 A CN 113291427A CN 202110649333 A CN202110649333 A CN 202110649333A CN 113291427 A CN113291427 A CN 113291427A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B43/00—Improving safety of vessels, e.g. damage control, not otherwise provided for
- B63B43/18—Improving safety of vessels, e.g. damage control, not otherwise provided for preventing collision or grounding; reducing collision damage
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B49/00—Arrangements of nautical instruments or navigational aids
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
- G01S15/88—Sonar systems specially adapted for specific applications
- G01S15/93—Sonar systems specially adapted for specific applications for anti-collision purposes
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
- G08B25/01—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium
- G08B25/08—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using communication transmission lines
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B7/00—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00
- G08B7/06—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00 using electric transmission, e.g. involving audible and visible signalling through the use of sound and light sources
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Remote Sensing (AREA)
- Radar, Positioning & Navigation (AREA)
- Ocean & Marine Engineering (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Acoustics & Sound (AREA)
- Public Health (AREA)
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- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The invention provides a reef touch prevention system for a marine engineering ship based on the Internet of things, and relates to the field of marine engineering. This ocean engineering boats and ships are with preventing touching reef system based on thing networking, including real-time display system, real-time detection system, automatic control system and manually operated system, the real-time detection system passes through cable and wireless network and links to each other with real-time display system, the real-time display system passes through wireless network and links to each other with automatic control system, automatic control system is connected through wireless network with manually operated system, be provided with ultrasonic signal transmitter and ultrasonic signal receiver and ultrasonic signal transmitter and ultrasonic signal receiver in the real-time detection system and all be connected with the ripples signal filter through the electric wire. Through the synergistic effect of the real-time display system, the real-time detection system, the automatic control system and the manual operation system, the function that the reef cannot be easily touched when the marine navigation system navigates in the sea is realized.
Description
Technical Field
The invention relates to the technical field of ocean engineering, in particular to a reef touch prevention system for ocean engineering ships based on the Internet of things.
Background
The ocean engineering refers to new construction, reconstruction and extension engineering which aims at developing, utilizing, protecting and recovering ocean resources and is characterized in that an engineering main body is positioned on one side of a coastline towards the sea. Generally, the main contents of ocean engineering can be divided into two parts, namely resource development technology and equipment facility technology, and specifically include: the method comprises the following steps of sea reclamation, sea dam engineering, artificial islands, sea and seabed material storage facilities, sea-crossing bridges, seabed tunnel engineering, seabed pipelines, seabed electric (optical) cable engineering, sea mineral resource exploration and development and auxiliary engineering thereof, sea energy development and utilization engineering such as offshore tidal power stations, wave power stations, temperature difference power stations and the like, seawater comprehensive utilization engineering such as large-scale seawater farms, artificial fish reef engineering, salt fields, seawater desalination and the like, and sea entertainment and sports and landscape development engineering.
The current ocean engineering ship has danger of striking reefs in the using process and is very unsafe.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a reef touch prevention system for a marine engineering ship based on the Internet of things, which solves the problem that a ship is easy to touch reefs in the navigation process.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a marine engineering boats and ships are with preventing touching reef system based on thing networking, includes real-time display system, real-time detection system, automatic control system and manually operated system, real-time detection system passes through cable and wireless network and links to each other with real-time display system, real-time display system passes through wireless network and links to each other with automatic control system, automatic control system is connected through wireless network with manually operated system.
Preferably, an ultrasonic signal transmitter and an ultrasonic signal receiver are arranged in the real-time detection system, the ultrasonic signal transmitter and the ultrasonic signal receiver are connected with a wave signal filter through wires, the wave filter is fixedly connected with an optical cable interface and a first wireless signal transmitter through wires, the first wireless transmitter is fixedly connected with an underwater camera through wires, and the underwater camera is fixedly connected with the optical cable interface through wires.
Preferably, an optical cable inlet is arranged on the inner side of the real-time display system and connected with the optical cable interface through a cable, the optical cable inlet is connected with the first processor through an electric wire, the first processor is connected with the display screen through the image processing module, and the first processor is connected with the first wireless signal receiver and the first data socket through an electric wire.
Preferably, the inner side of the automatic control system is provided with a second data socket, the second data socket is connected with a first data socket through a data line, the first data socket is fixedly connected with a second processor through an electric wire, the second processor is fixedly connected with a propeller direction control motor, an alarm lamp and a buzzer, and the second processor is fixedly connected with a second wireless signal transmitter through an electric wire.
Preferably, a second wireless signal receiver is arranged on the inner side of the manual operation module and fixedly connected with the miniature sound box through a wire, and a third wireless signal transmitter is fixedly connected with the fourth processor through a wire.
Preferably, manual operation system integration is on a wearable bracelet, the bracelet outside is provided with manipulating key and is connected with fourth treater through the transmission line, the bracelet top layer is provided with identification code and identification code can be through the identification module with among the automatic control system use.
Preferably, the identification module is connected with a fourth processor through a second wireless signal transmitter and a wireless network, the fourth processor is fixedly connected with a third wireless signal receiver through a wire, the third wireless signal transmitter and the wireless network, the third wireless signal receiver is fixedly connected with a propeller direction control motor through a wire, and the second wireless signal transmitter is connected with the second wireless signal receiver through a wireless network.
Preferably, the identification module is connected with a fourth processor through a second wireless signal transmitter and a wireless network, the fourth processor is fixedly connected with a third wireless signal receiver through a third wireless signal transmitter and a wireless network which are connected through wires, and the third wireless signal receiver is fixedly connected with a propeller direction control motor through a wire.
Preferably, the command of the third processor is higher than the command of the second processor.
The working principle is as follows: the obstacle at the front end of the ship is surveyed and further observed through an underwater camera under the action of an ultrasonic signal transmitter and an ultrasonic signal receiver, the ultrasonic signal receiver and the underwater camera transmit data to a real-time display system through a first wireless signal transmitter and an optical cable interface, the interference resistance in data transmission is high through two transmission modes of a wireless network and a cable, the wireless network and the cable transmit the data to a first processor, the data are displayed on a display screen through an image processing module and transmitted to a second processor in a rotation control system through a first data socket and a second data socket, the second processor carries out rapid analysis and changes the movement direction of the ship by controlling a propeller direction control motor, the reef is prevented from being touched, an alarm lamp and a buzzer are turned on to give an early warning, and the buzzer is transmitted to a second wireless communication in a hand ring of a manual operation system worn by a person through a second wireless signal transmitter Connect miniature audio amplifier on the receiver and carry out the suggestion, carry out the affirmation of identity through identification code and identification module, the fourth treater sends the instruction to the third wireless signal receiver through third wireless signal transmitter on, transmit the third treater through the third wireless signal receiver and control the propeller direction control motor, because the instruction of third treater is higher than the second treater, carry out artificial control, when having realized navigating in the ocean, prevent touching the function of reef.
(III) advantageous effects
The invention provides a reef touch prevention system for a marine engineering ship based on the Internet of things. The method has the following beneficial effects:
the invention surveys the obstacle at the front end of the ship through the action of the ultrasonic signal transmitter and the ultrasonic signal receiver and further observes the obstacle through the underwater camera, the ultrasonic signal receiver and the underwater camera transmit data to the real-time display system through the first wireless signal transmitter and the optical cable interface, the data transmission has strong anti-interference capability through two transmission modes of a wireless network and a cable, the wireless network and the cable transmit the data to the first processor, the data are displayed on the display screen through the image processing module and are transmitted to the second processor in the rotation control system through the first data socket and the second data socket, the second processor carries out rapid analysis and changes the movement direction of the ship through controlling the propeller direction control motor, the reef is prevented from being touched, the alarm lamp and the buzzer are turned on to give an early warning, and the buzzer is transmitted to the second processor in the hand ring of the manual operation system worn by people through the second wireless signal transmitter Connect the suggestion that miniature audio amplifier carried out wireless communication formula on the wireless signal receiver, carry out the affirmation of identity through identification code and identification module, the fourth treater sends the instruction to the third wireless signal receiver through third wireless signal transmitter on, transmit the third treater through the third wireless signal receiver and go up control to propeller direction control motor, because the instruction of third treater is higher than the second treater, carry out artificial control, when having realized navigating in the ocean, the function of preventing touching the reef.
Drawings
FIG. 1 is a schematic flow diagram of the overall system of the present invention;
FIG. 2 is a schematic diagram of a real-time detection system of the present invention;
FIG. 3 is a schematic diagram of a real-time display system according to the present invention;
FIG. 4 is a schematic view of an automatic control system of the present invention;
FIG. 5 is a schematic view of the manual operating system of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example (b):
as shown in fig. 1 to 5, an embodiment of the invention provides a reef touch prevention system for ocean engineering ships based on the internet of things, which comprises a real-time display system, a real-time detection system, an automatic control system and a manual operation system, wherein the real-time detection system is connected with the real-time display system through a cable and a wireless network, the real-time display system is connected with the automatic control system through the wireless network, the automatic control system is connected with the manual operation system through the wireless network, and the reef touch prevention function is realized under the combined action of the real-time display system, the real-time detection system, the automatic control system and the manual operation system.
Be provided with ultrasonic signal transmitter and ultrasonic signal receiver and ultrasonic signal transmitter and ultrasonic signal receiver in the real-time detection system and all be connected with the ripples signal filter through the electric wire, the ripples filter passes through electric wire fixed connection optical cable interface and first wireless signal transmitter, first wireless transmitter passes through electric wire fixedly connected with camera under water, camera passes through electric wire fixedly connected with optical cable interface under water, whether constantly survey the place ahead through the ultrasonic wave has the barrier, and transmit information to display system through cable and radio signal.
The real-time display system is characterized in that an optical cable inlet is formed in the inner side of the real-time display system and connected with the optical cable interface through a cable, the optical cable inlet is connected with a first processor through an electric wire, the first processor is connected with the display screen through the image processing module, the first processor is connected with a first wireless signal receiver and a first data socket through an electric wire, and the submarine pictures are displayed on the display screen.
The automatic control system inboard is provided with second data socket and is connected with first data socket through the data line, and first data socket passes through electric wire fixedly connected with second treater and passes through electric wire fixedly connected with screw direction control motor, warning light and bee calling organ, and the second treater passes through electric wire fixedly connected with second radio signal transmitter, when the discovery touches the reef danger, rotates and drives to send the police dispatch newspaper.
The manual operation module inboard is provided with second wireless signal receiver and second wireless signal receiver passes through electric wire fixedly connected with miniature audio amplifier, and the fourth treater passes through electric wire fixedly connected with third wireless signal transmitter, when having the danger of striking the reef, the appointed people of suggestion when automatic steering.
The manual operation system is integrated on a wearable bracelet, the bracelet outside is provided with manipulating key and is connected with the fourth treater through the transmission line, the bracelet top layer is provided with identification code and identification code can use through the identification module with among the automatic control system, only can the manual driving after discerning the identity.
The identification module is connected with the fourth processor through a second wireless signal transmitter and a wireless network, the fourth processor is connected with a third wireless signal receiver through a wire, the third wireless signal transmitter and the wireless network, the third wireless signal receiver is connected with a propeller direction control motor through the wire, the second wireless signal transmitter is connected with the second wireless signal receiver through the wireless network, and automatic operation can be converted into manual operation.
The commands of the third processor are higher than the commands of the second processor, and the commands of the third processor may override the second processor.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a marine engineering boats and ships are with preventing touching reef system based on thing networking, includes real-time display system, real-time detection system, automatic control system and manually operation system, its characterized in that: the real-time detection system is connected with the real-time display system through a cable and a wireless network, the real-time display system is connected with the automatic control system through the wireless network, and the automatic control system is connected with the manual operation system through the wireless network.
2. The Internet of things-based ocean engineering vessel reef touch prevention system according to claim 1, wherein: the real-time detection system is provided with an ultrasonic signal transmitter and an ultrasonic signal receiver, the ultrasonic signal transmitter and the ultrasonic signal receiver are connected with a wave signal filter through wires, the wave filter is fixedly connected with an optical cable interface and a first wireless signal transmitter through wires, the first wireless transmitter is fixedly connected with an underwater camera through wires, and the underwater camera is fixedly connected with the optical cable interface through wires.
3. The Internet of things-based ocean engineering vessel reef touch prevention system according to claim 1, wherein: the real-time display system is characterized in that an optical cable inlet is formed in the inner side of the real-time display system and connected with an optical cable interface through a cable, the optical cable inlet is connected with a first processor through an electric wire, the first processor is connected with a display screen through an image processing module, and the first processor is connected with a first wireless signal receiver and a first data socket through an electric wire.
4. The Internet of things-based ocean engineering vessel reef touch prevention system according to claim 1, wherein: the automatic control system inboard is provided with second data socket and is connected with first data socket through the data line, first data socket passes through electric wire fixedly connected with second treater and passes through electric wire fixedly connected with screw direction control motor, warning light and bee calling organ, the second treater passes through electric wire fixed connection second wireless signal transmitter.
5. The Internet of things-based ocean engineering vessel reef touch prevention system according to claim 1, wherein: the manual operation module inboard is provided with second wireless signal receiver and second wireless signal receiver passes through electric wire fixedly connected with miniature audio amplifier, the fourth treater passes through electric wire fixedly connected with third wireless signal transmitter.
6. The Internet of things-based ocean engineering vessel reef touch prevention system according to claim 5, wherein: the manual operation system is integrated on a wearable bracelet, the bracelet outside is provided with manipulating key and is connected with the fourth treater through the transmission line, the bracelet top layer is provided with identification code and identification code can be through the identification module with among the automatic control system use.
7. The Internet of things-based ocean engineering vessel reef touch prevention system according to claim 6, wherein: the identification module is connected with a fourth processor through a second wireless signal transmitter and a wireless network, the fourth processor is fixedly connected with a third wireless signal receiver through a wire, a third wireless signal transmitter and the wireless network, the third wireless signal receiver is fixedly connected with a propeller direction control motor through the wire, and the second wireless signal transmitter is connected with the second wireless signal receiver through the wireless network.
8. The Internet of things-based ocean engineering vessel reef touch prevention system according to claim 7, wherein: the third processor has higher commands than the second processor.
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Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101214851A (en) * | 2008-01-10 | 2008-07-09 | 黄席樾 | Intelligent all-weather actively safety early warning system and early warning method thereof for ship running |
CN105070103A (en) * | 2015-08-04 | 2015-11-18 | 李小春 | Data communication based ship underwater submerged rock avoiding system |
CN105173038A (en) * | 2015-08-05 | 2015-12-23 | 魏芳 | Below-ship submerged reef recognition device combining wavelet filters with median filters |
CN206905749U (en) * | 2017-06-01 | 2018-01-19 | 无锡工艺职业技术学院 | A kind of ocean depth measuring instrument |
CN206945965U (en) * | 2017-07-15 | 2018-01-30 | 安徽工程大学 | Immersed body image reconstruction system based on ultrasonic sensor |
CN107883932A (en) * | 2017-11-16 | 2018-04-06 | 国家海洋局第二海洋研究所 | A kind of measuring system and method for being applicable islands and reefs and seashore |
CN107933844A (en) * | 2017-11-28 | 2018-04-20 | 东台市海信船舶设备厂 | A kind of miniature ship that sea rescue ship can be guided to go out walking in the night |
CN108557030A (en) * | 2018-03-16 | 2018-09-21 | 汝州华超新能源科技有限公司 | A kind of ship sea operation monitoring method and monitoring system |
CN109795629A (en) * | 2019-01-22 | 2019-05-24 | 深兰科技(上海)有限公司 | A kind of unmanned cargo ship |
CN209446769U (en) * | 2018-12-20 | 2019-09-27 | 天津海之星船艇科技有限公司 | A kind of underwater surveying device in navigation channel based on binary unmanned boat |
-
2021
- 2021-06-10 CN CN202110649333.7A patent/CN113291427A/en active Pending
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101214851A (en) * | 2008-01-10 | 2008-07-09 | 黄席樾 | Intelligent all-weather actively safety early warning system and early warning method thereof for ship running |
CN105070103A (en) * | 2015-08-04 | 2015-11-18 | 李小春 | Data communication based ship underwater submerged rock avoiding system |
CN105173038A (en) * | 2015-08-05 | 2015-12-23 | 魏芳 | Below-ship submerged reef recognition device combining wavelet filters with median filters |
CN206905749U (en) * | 2017-06-01 | 2018-01-19 | 无锡工艺职业技术学院 | A kind of ocean depth measuring instrument |
CN206945965U (en) * | 2017-07-15 | 2018-01-30 | 安徽工程大学 | Immersed body image reconstruction system based on ultrasonic sensor |
CN107883932A (en) * | 2017-11-16 | 2018-04-06 | 国家海洋局第二海洋研究所 | A kind of measuring system and method for being applicable islands and reefs and seashore |
CN107933844A (en) * | 2017-11-28 | 2018-04-20 | 东台市海信船舶设备厂 | A kind of miniature ship that sea rescue ship can be guided to go out walking in the night |
CN108557030A (en) * | 2018-03-16 | 2018-09-21 | 汝州华超新能源科技有限公司 | A kind of ship sea operation monitoring method and monitoring system |
CN209446769U (en) * | 2018-12-20 | 2019-09-27 | 天津海之星船艇科技有限公司 | A kind of underwater surveying device in navigation channel based on binary unmanned boat |
CN109795629A (en) * | 2019-01-22 | 2019-05-24 | 深兰科技(上海)有限公司 | A kind of unmanned cargo ship |
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Effective date of registration: 20220628 Address after: Teaching building 43, No.135, Yaguan Road, Haihe Education Park, Jinnan District, Tianjin Applicant after: Tianjin University Address before: 300050 1302, international building, No. 75, Nanjing Road, Heping District, Tianjin Applicant before: Ding Hongyu |
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