CN204078035U - A kind of intelligent boat-carrying OBU based on wireless sensor technology - Google Patents
A kind of intelligent boat-carrying OBU based on wireless sensor technology Download PDFInfo
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- CN204078035U CN204078035U CN201420505262.9U CN201420505262U CN204078035U CN 204078035 U CN204078035 U CN 204078035U CN 201420505262 U CN201420505262 U CN 201420505262U CN 204078035 U CN204078035 U CN 204078035U
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Abstract
The utility model discloses a kind of intelligent boat-carrying OBU based on wireless sensor technology, the Shipborne terminal equipment adopting sensor network technology to carry out ship's fix and identification, comprise the dome-type internal layer shell top and the inner cylindrical layer lower housing portion corresponding with its size mutually closing and connect, hemispheric shell is also provided with in the outside on described internal layer shell top, in described internal layer shell bottom, be also fixedly installed circuit module mounting bracket, the outside under surface of internal layer shell bottom connects bottom sheet metal component; Described circuit module mounting bracket is respectively arranged with by the interconnective RFID module of primary processor, satellite positioning module, wireless self-networking module, power module.Computer system is by the process to boats and ships satellite positioning and identification data, realizing the functions such as the real time location tracking of boats and ships, track inquiry and identification, playing important impetus for improving the remote supervisory of inland navigation craft, the information system management promoting inland navigation craft shipping and level of service.
Description
Technical field
The utility model discloses a kind of intelligent boat-carrying OBU based on wireless sensor technology, relate to the technical field of positioning device for ship and identification.
Background technology
Identification and the location technology of main use in current navigation channel are mainly two kinds, and one is GPS navigator, and another is AIS ship automatic identification system, and another also have the systems such as such as RFID and above coexistence of systems in navigation channel.
Gps system follows the tracks of 3 or 4 satellite-signals simultaneously, measure the distance arriving satellite, realize real-time, continuous, global high fix, GPS navigator adopts hyundai electronics computer technology calculate in real time and show the speed of a ship or plane, course, cross track error and wind, drift angle, have way point is set, the navigation feature such as Distance geometry time that planned course, display arrive way point, but gps system cannot carry out actv. supervises, and causes suitable worry to regulatory authorities comprehensively.
AIS system is made up of jointly bank base facility and ship-borne equipment, is the digital navigation system and the equipment that integrate network technology, modern communications technology, computer technology and electronic information technique of display.AIS coordinates GPS accommodation, ship's speed, the Ship dynamic situation such as rate and course that changes course to be broadcasted to Its Adjacent Waters boats and ships and base station by very high frequency (VHF) (VHF) channel in conjunction with boats and ships static datas such as name of vessel, catchword, drinking water and dangerous freights, make contiguous boats and ships and base station can grasp the dynamic static information of all boats and ships in neighbouring sea in time, be able to converse mutually at once coordination, take necessary Anti-collision Actions, have very big help to safety of ship.But AIS have employed externally fed mode, easily by boat people's initiatively power-off escape supervision.And system is mainly built on coastal and great rivers limit, cruiseway base station number is on the low side, cannot form the actv. network coverage and monitor accordingly.AIS equipment involves great expense simultaneously, and Dynamic System is complicated, cannot promote on a large scale in the boat people of cruiseway.
In addition, the systems such as RFID and above each coexistence of systems are in navigation channel, and the boat people for various places provides convenient.But these systemic-functions differ, each have their own shortcoming, is used alone certain complete equipment and cannot meets all demands, and use all devices cost too high simultaneously.
OBU(On board Unit, board units) be adopt DSRC(Dedicated Short Range Communication) technology, carry out the microwave device of communication with RSU.The drive test unit (RSU-Road Side Unit) of OBU and erection, carries out communication by microwave each other.Time vehicle high-speed is by RSU, with microwave communication between OBU and RSU, carry out signal communication.Usual actv. communication distance is tens meters, and frequency of operation is up to 5.8GHz.Vehicle common in this prior art uses OBU, is subject to the restriction of communication distance, simply can only be applied in the short range touch-control environment of expressway tol lcollection and so on, and is not suitable for surface ship use only.Meanwhile, vehicle-mounted OBU power consumption of the prior art is comparatively large, uses powered battery to need often to change battery, has been with inconvenience to use; Further, be applied in boat-carrying environment by existing vehicle-mounted OBU technology, by inevitably in the face of the problem of shockproof, waterproof and dustproof, the environment for use such as sun-proof, prior art cannot tackle the environment for use of such high request.
Utility model content
Technical problem to be solved in the utility model is: for the defect of prior art, a kind of intelligent boat-carrying OBU satellite positioning device based on wireless sensor technology is provided, described device actv. is by the Big Dipper/GPS dual-mode location, RFID is combined with MANET, adopt the mode image data of IPv6 MANET, transmission distance can reach 5 km, by work and the dormancy of the mode control OBU terminal positioning function of Based Intelligent Control, reduce meaningless kwh loss, realize super low-power consumption, more than 3 years can be used only relying in battery powered situation, possess Anti-dismantling and the non-maintaining characteristic of fully automatic operation simultaneously.
The utility model is for solving the problems of the technologies described above by the following technical solutions:
A kind of intelligent boat-carrying OBU based on wireless sensor technology, comprise the dome-type internal layer shell top and the inner cylindrical layer lower housing portion corresponding with its size mutually closing and connect, hemispheric shell is also provided with in the outside on described internal layer shell top, in described internal layer shell bottom, be also fixedly installed circuit module mounting bracket, the outside under surface of internal layer shell bottom connects bottom sheet metal component;
Wherein, described circuit module mounting bracket is respectively arranged with by the interconnective RFID module of primary processor, satellite positioning module, wireless self-networking module, power module;
Described RFID module by REID in order to realize identification;
Described satellite positioning module comprises via the interconnective GPS locating module of antenna change-over switch and Big Dipper locating module, in order to receive satellite location data;
Described wireless self-networking module comprises RF circuit and antenna, utilizes technology of wireless sensing network to carry out data transmission, in order to process and the information transmitting OBU terminal;
Described power module comprises internal battery box and electric power management circuit, the mouth of battery case is connected with primary processor through electric power management circuit, realize internal battery function of supplying power, when the described intelligent boat-carrying OBU based on wireless sensor technology is in communication process, utilize the work-hours of radio circuit to carry out the transmission of data, primary processor controls to be in network monitoring state and dormant state based on the intelligent boat-carrying OBU of wireless sensor technology At All Other Times.
As further preferred version of the present utility model, described a kind of intelligent boat-carrying OBU based on wireless sensor technology comprises human-computer interaction module, and described human-computer interaction module comprises that the LED state be connected with primary processor respectively indicates, universal asynchronous receiving-transmitting transmitter or TTL interface or RS232 interface and debug test interface.
As further preferred version of the present utility model, IPv6 agreement or IPv4 agreement in described self-organizing network system module, is adopted to carry out data transmission.
As further preferred version of the present utility model, the bottom of described internal layer shell bottom is provided with drain gutter, and described internal layer shell top is provided with deflation hole.
As further preferred version of the present utility model, described power module also comprises the power supply aviation plug be connected with electric power management circuit.
As further preferred version of the present utility model, described bottom sheet metal component is oblong, and the flange upwards dug is arranged at rectangular two ends, corresponds, and the correspondence position of described internal layer shell lower bottom end is provided with the groove holding flange.
As further preferred version of the present utility model, described circuit module mounting bracket is also provided with compartment cover, described compartment cover is tightly connected with circuit module mounting bracket, is wrapped in wherein by circuit module.
As further preferred version of the present utility model, described bottom sheet metal component and internal layer shell lower bottom end junction are also provided with the first antiwithdrawal device, described first antiwithdrawal device is made up of tamper magnet, Hall element or dry-reed tube, Hall element or dry-reed tube are arranged on circuit module mounting bracket, when the distance of tamper magnet and Hall element or dry-reed tube changes, trigger alarm signals;
Described circuit module mounting bracket is also connected with micro-switch, described micro-switch is arranged between circuit module mounting bracket and compartment cover, and is in the state of being pressed, when compartment cover is removed, the action reed of micro-switch produces action, trigger alarm signals.
As further preferred version of the present utility model, in the junction of internal layer shell top and shell, the gap that silica gel plug closes junction is set.
As further preferred version of the present utility model, described circuit module mounting bracket is also respectively arranged with temperature, humidity and gas sensor, described sensor is connected with primary processor, the environmental parameters that Sensor monitoring is corresponding, when the environmental parameters detected in real time exceedes the threshold value of setting, by primary processor, trigger alarm signals.
The utility model adopts above technical scheme compared with prior art, has following technique effect: described boats and ships OBU system adopts ad hoc network, has intelligentized power management and dormancy mechanism.OBU, in the process of communication, can utilize the radio frequency operation time to carry out the transmission of data by actv., data processing can be transmitted, be in network monitoring state and dormant state At All Other Times, greatly reduce the consumption of electricity in millisecond rank; And master chip have employed the CPU of super low-power consumption, have the characteristic of startup and dormancy fast, actv. reduces the consumption of electricity, thus achieves battery powered super low-power consumption technology.
Boats and ships OBU radio frequency part make use of up-to-date modulation technique and have developed overlength distance wireless communications products, transmission distance significantly can be promoted, outclass the method for alternate modulation, by on-the-spot test on the spot, transmission distance is substantially in 3-5 kilometer range, significantly can reduce the Quantity of base station, simplify system, reducing the construction costs.Meanwhile, described boats and ships OBU has the functions such as shockproof, waterproof and dustproof, can adapt to rugged environment on ship.
Accompanying drawing explanation
Fig. 1 is product structure schematic diagram of the present utility model,
Wherein: 1, internal layer shell top, 2, internal layer shell bottom, 3, shell, 4, bottom sheet metal component, 5, circuit module mounting bracket, 6, silica gel plug.
Fig. 2 is hardware circuit connection diagram of the present utility model.
Detailed description of the invention
Be described below in detail embodiment of the present utility model, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Being exemplary below by the embodiment be described with reference to the drawings, only for explaining the utility model, and can not being interpreted as restriction of the present utility model.
Those skilled in the art of the present technique are understandable that, the correlation module related in the utility model and the function of realization thereof are the devices of hardware after improvement and formation thereof, device or system carry computer software programs conventional in prior art or pertinent protocols just can realize, and are not improve computer software programs of the prior art or pertinent protocols.Such as, the computer hardware system after improvement still can realize the specific function of this hardware system by loading existing operation system of software.Therefore, be understandable that, innovation of the present utility model is the improvement of hardware module in prior art and connects syntagmatic, but not be only in hardware module for realizing the improvement of software or the agreement of carrying about function.
Below in conjunction with accompanying drawing, the technical solution of the utility model is described in further detail:
Product structure schematic diagram of the present utility model as shown in Figure 1, the described intelligent boat-carrying OBU based on wireless sensor technology, comprise the dome-type internal layer shell top and the inner cylindrical layer lower housing portion corresponding with its size mutually closing and connect, hemispheric shell is also provided with in the outside on described internal layer shell top, in described internal layer shell bottom, be also fixedly installed circuit module mounting bracket, the outside under surface of internal layer shell bottom connects bottom sheet metal component.The utility model is designed to double shielding housing, and being tightly connected by compartment cover and circuit module mounting bracket forms the problem that internal layer assume responsibility for all water proof and dust proofs, completely closed, and wraps inside structure, to ensure the normal operation of all devices as far as possible; Be then open by design between shell and internal layer, internal layer shell top theory has aerodynamically been arranged a slice deflation hole, helps the temperature of equilibrium product, is provided with multiple drain gutter bottom outermost shell, can all spill after ensureing water inlet.
Double casing design based on the intelligent boat-carrying OBU of wireless sensor technology actv. ensured product temperature can not too high also can not be too low.Certain open space is had, so that air can free-flowing between product inner casing and shell.Shell be designed to umbrella, one can protect inner casing to be pounded, and another very important effect is exactly effectively block the sunshine that inner casing is directly subject to, and reduces internal temperature.In addition based on the dome housings design that the intelligent boat-carrying OBU of wireless sensor technology adopts, also ensure block sunlight irradiated area to greatest extent.
As further preferred version of the present utility model, described bottom sheet metal component is oblong, and the flange upwards dug is arranged at rectangular two ends, corresponds, and the correspondence position of described internal layer shell lower bottom end is provided with the groove holding flange.Further, the utility model is provided with inside and outside two cover Anti-dismantling offices, and increase corresponding is with it provided with Wireless alarm module.
Described Anti-dismantling office specifically comprises: one, be also provided with the first antiwithdrawal device at described bottom sheet metal component and internal layer shell lower bottom end junction, described first antiwithdrawal device is made up of tamper magnet, Hall element or dry-reed tube, Hall element or dry-reed tube are arranged on circuit module mounting bracket, when the distance of tamper magnet and Hall element or dry-reed tube changes, trigger alarm signals; Two, on described circuit module mounting bracket, also micro-switch is connected with, described micro-switch is arranged between circuit module mounting bracket and compartment cover, and is in the state of being pressed, when compartment cover is removed, the action reed of micro-switch produces action, trigger alarm signals.
The flange design of bottom sheet metal component, what increase whole panel beating base plate on the one hand is broken curved degree-of-difficulty factor; Prevent the deformation of timbering because hull vibrations cause with collision on the other hand.In addition, what bottom sheet metal component also designed tries one's best close to ground, thus product bottom shell integrated is on the lower side, for interiors of products strives for maximum space volume.The reinforcing mode that the setting of Anti-dismantling office is connected with flange, effectively prevent user and dismantles, uses with, the problem such as to usurp.
In a specific embodiment of the present utility model, the material of internal layer shell top, internal layer shell bottom, shell and circuit module mounting bracket is ABS resin, and the material of bottom sheet metal component is carbon structural steels Q235.。The use of these materials, meets environmental requirement that is shockproof, waterproof and dustproof, and adapt to rugged environment on ship, the jerk that boats and ships are run in operational process, hot and humid and special atmospheric contamination environment can not affect the normal work of product.
Hardware circuit connection diagram of the present utility model as shown in Figure 2, described satellite positioning circuitry design part comprises via the interconnective gps satellite locating module of antenna change-over switch and big-dipper satellite locating module, the input end of described antenna change-over switch is connected with the first antenna, and the mouth of antenna change-over switch is connected with primary processor.In satellite positioning module, adopt the Big Dipper/GPS dual-mode locate mode, the satellite positioning chip be integrated in OBU passes through the satellite location data gathering the Big Dipper/GPS dual-mode, realizes the real-time location to inland navigation craft.
In the utility model, wireless self-networking module comprises the radio circuit be made up of the second antenna and RF circuit, and described second antenna is connected with primary processor through RF circuit, realizes the transmission of signal communication.Based on the overlength distance wireless communications products that the intelligent boat-carrying OBU radio frequency part of wireless sensor technology utilizes up-to-date modulation technique to develop, transmission distance can significantly promote by its feature exactly, outclass the method for alternate modulation.The communication technology used based on the intelligent boat-carrying OBU of wireless sensor technology significantly extends transmission distance, by on-the-spot test on the spot, transmission distance substantially all in 3 ~ 5 kilometer range, transmission data that can be stable.Because transmission distance increases, significantly can reduce the use of base station, simplify system, thus significantly reduce costs.
In the utility model, RFID circuit is connected with primary processor, realizes identification.RFID circuit is mainly used in identification badge, the master data of storage vessel, by the combination with intelligent MANET wireless technology, docks, compatible existing inland navigation craft lockage automatic fare collection system with convenient brake system (ETC waterborne) of crossing.Identification module makes not only have supervision following function based on the intelligent boat-carrying OBU equipment of wireless sensor technology, and crewman can also use the convenient brake system excessively of ETC, realized not stopping, not debarking and just automatically can apply for lockage; Administration of ship is combined with crewman's interests actv., not only allows the equipment that supvr likes such, also allow crewman use very convenient simultaneously, reached the effect of doulbe-sides' victory by OBU system.
In the utility model, power module comprises battery case and electric power management circuit, the mouth of battery case is connected with primary processor through electric power management circuit, when the described intelligent boat-carrying OBU based on wireless sensor technology is in communication process, utilize the work-hours of radio circuit to carry out the transmission of data, primary processor controls to be in network monitoring state and dormant state based on the intelligent boat-carrying OBU of wireless sensor technology At All Other Times.Based on the Wireless Ad Hoc Networks that the intelligent boat-carrying OBU of wireless sensor technology adopts, there is intelligentized power management and dormancy mechanism.OBU, in the process of communication, can utilize the radio frequency operation time to carry out the transmission of data by actv., data processing can be transmitted, be in network monitoring state and dormant state At All Other Times, so greatly reduce the consumption of electricity in millisecond rank.In addition, based on the intelligent boat-carrying OBU of wireless sensor technology as the equipment of inland navigation craft, according to the navigation feature of inland navigation craft, changed by position of ship, for different operational configurations and region, can adjustment data transfer cycle, reduce meaningless kwh loss.Meanwhile, system master chip have employed the CPU of super low-power consumption, has and starts fast and hibernation feature.Can save mode of operation switching time by actv., actv. reduces the consumption of electricity.
In the utility model, human-computer interaction module comprises the debugging test interface be connected with primary processor, also comprise universal asynchronous receiving-transmitting transmitter (Universal Asynchronous Receiver/Transmitter, UART) or TTL interface or RS232 interface.UART is a kind of Universal Serial Bus, for asynchronous communication.This bus two way communication, can realize full duplex transmission and reception.In embedded design, UART is used for realizing main frame and communicates with accessory equipment.TTL(Transistor Transistor Logic) i.e. transistor-transistor logic, Transistor-Transistor Logic level signal is produced by TTL device.TTL device is the main kind of of digital integrated circuit, and its adopts bipolar technology manufacture, has high speed, low-power consumption and the feature such as wide in variety.RS232 interface is one of communication interface on Personal Computer, the asynchronous transmission standard interface formulated by Electronic Industries Association USA (Electronic Industries Association, EIA).Usual RS-232 interface occurs with 9 pins (DB-9) or the kenel of 25 pins (DB-25).
Adopt the mode image data of MANET, not only greatly reduce in power consumption, workinprocess cost obtains fine control.Adopt the mode of the combination location of MANET, solve the dependence needing externally fed, adopt internal battery powers; Make crewman cannot destruction positioning system, ensure that boats and ships are among the supervision of relevant department always.Boat-carrying OBU have employed intelligent self-organized network communication technology, can enter automatic Verification access network in OBU base station signal coverage carry out data communication in ship's navigation.In addition, according to the location status information of boats and ships, under the sail mode that lockage, stop, normal/cruise etc. are different, boat-carrying OBU can the current residing pattern of automatic decision, carry out intelligence to system operation mode to switch, realize the intelligent work management of system, the efficiency of actv. elevator system and the consumption of saving battery.
As the preferred version of the utility model specific embodiment, described primary processor is low power consumption CPU, adopts IPv6 agreement to carry out data transmission in described self-organizing network system module.Mainly for be that the terminal data that produces based on the intelligent boat-carrying OBU of wireless sensor technology is to OBU base station radio communications portion.Which makes the nodes of MANET unrestrictedly to expand; the technological characteristics of the network address that actv. utilizes IPv6 to enrich and stateless self-configuration, the intelligent boat-carrying OBU realized based on wireless sensor technology can the application of scale as the node of network of end.
As further preferred version of the present utility model, described power module also comprises the power supply aviation plug be connected with electric power management circuit.According to intelligent MANET and the ship networking technology of the utility model uniqueness, the intelligent boat-carrying OBU based on wireless sensor technology have employed powered battery, and optional aviation plug is powered, and ensure that the smooth operation of product.
As further preferred version of the present utility model, described circuit module mounting bracket is also respectively arranged with temperature, humidity and gas sensor, described sensor is connected with primary processor, the environmental parameters that Sensor monitoring is corresponding, when the environmental parameters detected in real time exceedes the threshold value of setting, by primary processor, trigger alarm signals.
The principle that realizes based on the intelligent boat-carrying OBU of wireless sensor technology may be summarized to be and is made up of three key function module: intelligent MANET wireless transport module, the Big Dipper/GPS dual-mode satellite positioning module, RFID module, and the effect of three modules is as follows respectively:
Intelligence MANET: as the most essential part of system, be OBU terminal " brain ", is responsible for process and the transmission of various information in OBU terminal.
Satellite positioning module: receive satellite location data, by intelligent MANET be sent to form with the described intelligent boat-carrying OBU based on wireless sensor technology system with the use of OBU bank base base station, send data to data center by OBU bank base base station.
RFID module: the identity information providing boats and ships, for the identification to boats and ships.Compatibility is convenient simultaneously crosses brake system, realizes the quick lockage of ETC waterborne.
By embedding conventional navigation chip in based on the intelligent boat-carrying OBU of wireless sensor technology, receive the locating data of navigation satellite, in conjunction with the RFID information that OBU is built-in, together via intelligent self-organizing network, be sent to OBU base station on the bank, pass through wired or wireless Internet Transmission in the acquisition server of data center by OBU base station, data are stored to the original base information of data bank as boats and ships.By this basic data, acquisition server can be GIS provides locating data to realize ship's fix function; For ETC service charging software waterborne provides watercraft identification data to realize automatic charging function; Also can be the relevant information that other business software provides boats and ships, for carrying out water safety law enforcement, remote scheduling manages provide the foundation data and technical support.
By reference to the accompanying drawings embodiment of the present utility model is explained in detail above, but the utility model is not limited to above-mentioned embodiment, in the ken that those of ordinary skill in the art possess, can also make a variety of changes under the prerequisite not departing from the utility model aim.The above, it is only preferred embodiment of the present utility model, not any pro forma restriction is done to the utility model, although the utility model discloses as above with preferred embodiment, but and be not used to limit the utility model, any those skilled in the art, do not departing within the scope of technical solutions of the utility model, make a little change when the technology contents of above-mentioned announcement can be utilized or be modified to the Equivalent embodiments of equivalent variations, in every case be do not depart from technical solutions of the utility model content, according to technical spirit of the present utility model, within spirit of the present utility model and principle, to any simple amendment that above embodiment is done, equivalent replacement and improvement etc., within the protection domain all still belonging to technical solutions of the utility model.
Claims (10)
1. the intelligent boat-carrying OBU based on wireless sensor technology, it is characterized in that: comprise the dome-type internal layer shell top and the inner cylindrical layer lower housing portion corresponding with its size mutually closing and connect, hemispheric shell is also provided with in the outside on described internal layer shell top, in described internal layer shell bottom, be also fixedly installed circuit module mounting bracket, the outside under surface of internal layer shell bottom connects bottom sheet metal component;
Wherein, described circuit module mounting bracket is respectively arranged with by the interconnective RFID module of primary processor, satellite positioning module, wireless self-networking module, power module;
Described RFID module by REID in order to realize identification;
Described satellite positioning module comprises via the interconnective GPS locating module of antenna change-over switch and Big Dipper locating module, in order to receive satellite location data;
Described wireless self-networking module comprises RF circuit and antenna, utilizes technology of wireless sensing network to carry out data transmission, in order to process and the information transmitting OBU terminal;
Described power module comprises internal battery box and electric power management circuit, the mouth of battery case is connected with primary processor through electric power management circuit, realize internal battery function of supplying power, when the described intelligent boat-carrying OBU based on wireless sensor technology is in communication process, utilize the work-hours of radio circuit to carry out the transmission of data, primary processor controls to be in network monitoring state and dormant state based on the intelligent boat-carrying OBU of wireless sensor technology At All Other Times.
2. a kind of intelligent boat-carrying OBU based on wireless sensor technology as claimed in claim 1, it is characterized in that: also comprise human-computer interaction module, described human-computer interaction module comprise that the LED state be connected with primary processor respectively indicates, universal asynchronous receiving-transmitting transmitter or TTL interface or RS232 interface and debug test interface.
3. a kind of intelligent boat-carrying OBU based on wireless sensor technology as claimed in claim 1, is characterized in that: adopt IPv6 or IPv4 agreement in described self-organizing network system module or carry out data transmission.
4. a kind of intelligent boat-carrying OBU based on wireless sensor technology as claimed in claim 1, it is characterized in that: the bottom of described internal layer shell bottom is provided with drain gutter, described internal layer shell top is provided with deflation hole.
5. a kind of intelligent boat-carrying OBU based on wireless sensor technology as claimed in claim 1, is characterized in that: described power module also comprises the power supply aviation plug be connected with electric power management circuit.
6. a kind of intelligent boat-carrying OBU based on wireless sensor technology as claimed in claim 1, it is characterized in that: described bottom sheet metal component is oblong, the flange upwards dug is arranged at rectangular two ends, correspond, the correspondence position of described internal layer shell lower bottom end is provided with the groove holding flange.
7. a kind of intelligent boat-carrying OBU based on wireless sensor technology as claimed in claim 1, it is characterized in that: described circuit module mounting bracket is also provided with compartment cover, described compartment cover is tightly connected with circuit module mounting bracket, is wrapped in wherein by circuit module.
8. a kind of intelligent boat-carrying OBU based on wireless sensor technology as claimed in claim 1, it is characterized in that: described internal layer shell lower bottom end is also provided with the first antiwithdrawal device, described first antiwithdrawal device is made up of tamper magnet, Hall element or dry-reed tube, and Hall element or dry-reed tube are arranged on circuit module mounting bracket;
Described circuit module mounting bracket is also connected with micro-switch, described micro-switch is arranged between circuit module mounting bracket and compartment cover, and is in the state of being pressed, when compartment cover is removed, the action reed of micro-switch produces action, trigger alarm signals.
9. a kind of intelligent boat-carrying OBU based on wireless sensor technology as claimed in claim 1, is characterized in that: in the junction of internal layer shell top and shell, arrange the gap that silica gel plug closes junction.
10. a kind of intelligent boat-carrying OBU based on wireless sensor technology as claimed in claim 1, it is characterized in that: on described circuit module mounting bracket, be also respectively arranged with temperature, humidity and gas sensor, described sensor is connected with primary processor, the environmental parameters that Sensor monitoring is corresponding, when the environmental parameters detected in real time exceedes the threshold value of setting, by primary processor, trigger alarm signals.
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| CN201420505262.9U CN204078035U (en) | 2014-09-03 | 2014-09-03 | A kind of intelligent boat-carrying OBU based on wireless sensor technology |
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| CN201420505262.9U CN204078035U (en) | 2014-09-03 | 2014-09-03 | A kind of intelligent boat-carrying OBU based on wireless sensor technology |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104176206A (en) * | 2014-09-03 | 2014-12-03 | 南京诺依曼智能科技有限公司 | Intelligent OBU (on board unit) carried by ship and based on wireless sensing technology |
| CN105551201A (en) * | 2015-12-07 | 2016-05-04 | 广东南方海岸科技服务有限公司 | Anti-dismounting shipborne electronic equipment and anti-dismounting method thereof |
| CN108011675A (en) * | 2017-11-23 | 2018-05-08 | 重庆华虹电子有限公司 | A kind of OBU production test equipments |
-
2014
- 2014-09-03 CN CN201420505262.9U patent/CN204078035U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104176206A (en) * | 2014-09-03 | 2014-12-03 | 南京诺依曼智能科技有限公司 | Intelligent OBU (on board unit) carried by ship and based on wireless sensing technology |
| CN105551201A (en) * | 2015-12-07 | 2016-05-04 | 广东南方海岸科技服务有限公司 | Anti-dismounting shipborne electronic equipment and anti-dismounting method thereof |
| CN105551201B (en) * | 2015-12-07 | 2018-08-07 | 广东南方海岸科技服务有限公司 | Anti-dismantling boat-carrying electronic equipment and its tamper discharging method |
| CN108011675A (en) * | 2017-11-23 | 2018-05-08 | 重庆华虹电子有限公司 | A kind of OBU production test equipments |
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