CN107610275A - A kind of new fishing boat informix recorder - Google Patents
A kind of new fishing boat informix recorder Download PDFInfo
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- CN107610275A CN107610275A CN201710865941.5A CN201710865941A CN107610275A CN 107610275 A CN107610275 A CN 107610275A CN 201710865941 A CN201710865941 A CN 201710865941A CN 107610275 A CN107610275 A CN 107610275A
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- informix
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Abstract
The present invention provides a kind of new fishing boat informix recorder, belong to ship electronic technical field, recorder includes casing, casing upper surface is provided with power switch and indicator lamp, body side is provided with USB interface, SD card interface, serial line interface and network interface, box house is provided with circuit main board and power supply module, circuit main board is provided with data acquisition module, data acquisition module is network interface module, SD card module, USB module and serial port module, recorder of the present invention is provided with multi-channel data acquisition passage, the connection to the fishing boat equipment of different pieces of information interface type can be achieved, data acquisition accuracy is high, substantially increase the convenience of data syn-chronization, casing integrated level is high, operation facility, it is good with fitness that equipment has been installed on fishing boat.
Description
Technical field
The invention belongs to ship electronic technical field, and in particular to a kind of new fishing boat informix recorder.
Background technology
The domestic protection to sea area fishery resources at present is very urgent, has had influence on domestic marine economy or even state
The normal table development of people's economy.In recent ten years, although domestic various regions especially coastal area all takes much count of sea all the time
The management and protection work of foreign fishery resources, have put into effect including " closed fishing season " regulation, have banned " three without fishing boat ", attack severely " net without offspring "
A series of administrative aspects inside have simultaneously carried out substantial exploration and propulsion, to realize the sustainable development of sea fishery
Positive effort is made that, also achieves certain effect, but compared to the excessive exploitation actuality of fishery resources for making people startling, sea
The real sustainable development of foreign fishery resources also realizes far away how to mind how you go the fishery resources sustainable development path of science, will
It is the key point for determining sea fishery future development success or failure.
And by pushing forward Fishery's informationization, digital Construction comprehensively, establish sea fishery large database concept, it will help enter one
The utilization of the specification fishery resources of " specific aim " are walked, how in particular conservative management means produce from simple developmental limitation
Be transferred to scientific management, exploitation fishery resources will provide preciousness data basis, how to realize at present and equipment installed to fishing boat
Integrated, by data syn-chronization, realize that the development collected to operation sea area fishing boat resource distribution information is particularly important.
The content of the invention
It is an object of the invention to provide a kind of new fishing boat informix recorder, this recorder is cut by inside and outside power supply
Power supply is changed, there are more data acquisition channels, install convenient, collection signal accuracy rate is high, and data storage is convenient with reading, component
Working stability.
The present invention is for the scheme taken of solution above-mentioned technical problem：A kind of new fishing boat informix recorder, bag
Casing is included, casing upper surface is provided with power switch and indicator lamp, and body side is provided with USB interface, SD card interface, serial interface
Mouth and network interface, box house are provided with circuit main board and power supply module, and circuit main board is provided with data acquisition module,
Data acquisition module is network interface module, SD card module, USB module and serial port module, and recorder of the present invention is provided with multichannel data
Acquisition channel, the connection to the fishing boat equipment of different pieces of information interface type can be achieved, substantially increases the convenience of data syn-chronization,
Casing integrated level is high, operation facility, good with fitness that equipment has been installed on fishing boat.
Preferably, the bottom half center of casing is provided with groove, inside grooves are provided with slideway, and slideway is embedded with hook
And lower draw-bar, upper hook and lower draw-bar are worn and be connected with screw, lower draw-bar is with being provided with screw thread at screw connection, the groove directly over screw
Wall is provided with screw knob hole, and screw is used cooperatively with upper hook and lower draw-bar, in recorder installation process, can made by screw
Upper hook moves towards with lower draw-bar, and then steps up single to hang up the disadvantage easily rocked during installation with fixture, avoiding
End, screw knob hole may not only facilitate twist screws, can also increase the radiating of casing, improve component working stability in recorder
Property.
Preferably, the bottom half both sides of casing are connected with fixed parent part, fixed parent part is made up of ring flat-plate and panel matches somebody with somebody
Space is closed, adapted space is connected with fixed bull, and set screw is provided with the middle part of fixed bull, and fixed bull both ends are provided with convex
Plate, protrusive board surface are connected with hangnail, and hangnail is soft sponge material, and fixed parent part is two independent parts with fixed bull, is carried
High installation convenience, fixed bull small volume, installation Local Adaptation is high, and the convex of bull is fixed by rotating recorder
Plate enters the adapted space of fixed parent part, and so as to reach fixed effect, and the protrusive board surface of fixed bull is provided with hangnail, hangnail
Incline direction is installation direction of rotation, so can reach be easily installed again will not loose or dislocation easily effect, and hangnail is soft
Sponge material so that this secure fit part not only has fixing function, also with buffering and damping effect, significantly improves recorder peace
Fill reliability.
Preferably, circuit main board integration module includes main control unit, main control unit is based in ARM Cortex-M3
The STM32 series microprocessors of core, signal conditioning circuit and analog-digital converter are provided between main control unit and data acquisition module,
Connected between analog-digital converter and main control unit using SPI data-interfaces, the present invention uses STM32 series microprocessors, reduces
Development cost, and cause recorder that there is the advantages of high-performance, low-power consumption, analog-digital converter and master control list are carried out using SPI
Data transfer between member, data transfer reliability is ensure that, and shared chip pin is few, not only improves main control unit and utilizes
Rate, and PCB arrangement spaces are saved, layout difficulty is reduced, circuit main board interference is reduced, improves operating accuracy and stability.
Preferably, signal conditioning circuit includes signal amplification circuit, second signal amplifying circuit and signal filtered electrical
Road, signal amplification circuit control unit are chip U1, and chip U1 is the instrument amplifier of the Ri containing internal resistance, and second signal amplifies
Circuit is chip U2, and chip U2 is OP series amplifiers, and signal filter circuit chip is U3, and chip U3 is CF412, TL082 series
Or one kind in NJM082 series, signal amplification circuit use U1 instrument amplifiers, it has differential input end Vin+ and Vin-,
Determine that multiplication factor is QUOTE by adjustable resistance Rg and internal resistance Ri , signal is carried out just
Step amplification, it amplifies precision height, input offset voltage QUOTE , offset voltage drift QUOTE , its multiplication factor is QUOTE in second amplifying circuit , to electricity
Road carries out secondary amplification, and C3 and R2 also constitutes low-pass filter network in second amplifying circuit, and collection signal is tentatively filtered
Ripple processing, its cut-off frequency, U2 positive input terminals are grounded by R3, can reduce offset current, signal filtering
U3 is main control chip to circuit, active second-order low-pass filter circuit is formed with resistance R4, R5, R6, R7 and electric capacity C6, C7, to letter
Number carrying out various High-frequency Interferences filters out, and improves signal acquisition accuracy rate, signal conditioning circuit is carried out twice to collection input signal
Ladder amplifies and filtering, and data integrity degree is high after conditioning, and output voltage meets analog-digital converter input requirements, and circuit structure
Simple clear, wiring is convenient.
Preferably, circuit main board will be stored in SD card after data processing, software uses the Mass based on USB
Based on storage agreements, transplanting FATFS file system is designed, and the FATFS file system of transplanting is entered in Software for Design
Row modification, its original is set to be only capable of supporting that 4G capacity extensions are that can support 128G SD card so that recorder is identical in hardware device
In the case of there is higher software support effect, and will be write after data processing in SD card, can be straight when PC ends access data
Connected USB interface connection to obtain so that this recorder also has functions of card reader, and avoid needs to open repeatedly in data collection
The drawbacks of recorder cabinet.
Preferably, power supply module includes input power and internal battery, the input power supply of input power is 220V/
50Hz, input power are connected with normally opened electromagnetic relay, and normally opened electromagnetic relay is connected with charger, and charger is connected with inside
Battery pack, internal battery are connected to recorder power supply module by normally closed electromagnetic relay, and input power passes through step-down rectifier
Circuit II is connected to recorder power supply module, and input power is normally opened electromagnetic relay and normally closed electricity by step-down rectifying circuit I
Magnetic relay provides control signal input, and this power supply module input power can have ship electricity to provide, in normal power supply, input power
Powered by step-down rectifying circuit II for recorder, while normally opened electromagnetic relay closure and normally closed electromagnetic relay disconnect,
Input power can also be that internal battery charges, when hull abnormal electrical power supply, when input power is without input voltage, normally closed electromagnetism relay
Device is closed, and internal battery is powered for recorder, wherein the release voltage control of normally opened electromagnetic relay and normally closed electromagnetic relay
The 25 ~ 45% of pick-up voltage are made as, this power supply module is simple in construction, and can realize the smooth switching of externally fed and in-line power,
Improve the emergency capability of this recorder, in the case of without externally fed still can normal and continuous operation more than 12 hours, significantly
Improve the economic value of this recorder.
Preferably, casing material uses cast aluminium material, the density of cast aluminium material is 2600 kg/m3~2900kg/m3, casting
The thermal conductivity of aluminium material is 200 W/ (mK) ~ 245W/ (mK), and casing uses cast aluminium material, reduces recorder and integrally weigh
Amount, and its intensity is high, corrosion resistance and good, improves the thermal conductivity of casing, improves heat-sinking capability, avoids high temperature failure electronics first
Device, cast aluminium material significantly extend recorder service life.
Compared with prior art, beneficial effects of the present invention are:1）This recorder can be realized to different pieces of information interface type
Fishing boat equipment connection, level of integrated system is high, and utilization rate is high；2）This recorder casing is provided with and detachably hung up a little, can be square
Just installation by adhering or installation is hung up, installation is reliable and available buffer damping；3）This recorder data acquisition integrity degree is high, circuit knot
Structure is simply clear, strong antijamming capability；4）This recorder is powered using external power source and internal battery switching, improves record
Instrument emergency capability, increase its economic value.
Present invention employs above-mentioned technical proposal to provide a kind of new fishing boat informix recorder, compensate for prior art
Deficiency, it is reasonable in design, it is easy to operate.
Brief description of the drawings
Fig. 1 is a kind of Body Layout of embodiment 1 figure of new fishing boat informix recorder of the present invention；
Fig. 2 is a kind of circuit system figure of embodiment 1 of new fishing boat informix recorder of the present invention；
Fig. 3 is a kind of casing front view of new fishing boat informix recorder of the present invention；
Fig. 4 is a kind of casing rearview of new fishing boat informix recorder of the present invention；
Fig. 5 is a kind of bottom half A-A positions sectional view of new fishing boat informix recorder of the present invention；
Fig. 6 is a kind of fixation bull front view of new fishing boat informix recorder of the present invention；
Fig. 7 is a kind of fixation bull left view of new fishing boat informix recorder of the present invention；
Fig. 8 is a kind of fixation bull upward view of new fishing boat informix recorder of the present invention；
Fig. 9 is the circuit block diagram on a kind of circuit main board of new fishing boat informix recorder of the present invention；
Figure 10 is a kind of SD card circuit connection diagram of new fishing boat informix recorder of the present invention；
Figure 11 is a kind of signal conditioning circuit figure of new fishing boat informix recorder of the present invention；
Figure 12 is a kind of power supply module circuit block diagram of new fishing boat informix recorder of the present invention.
Description of reference numerals：1 casing；2 power switches；3 indicator lamps；4 USB interfaces；5 SD card interfaces；6 serial line interfaces；7
Network interface；8 bottom halves；9 grooves；901 screw knob holes；10 slideways；11 lower draw-bars；12 fix parent part；1201 panels；
1202 ring flat-plates；1203 adapted spaces；Linked up with 13；14 screws；15 fix bull；16 set screws；17 protrusive boards；18 hangnails；19
Data acquisition module；20 signal conditioning circuits；21 analog-digital converters；22 main control units；23 network interface modules；24 SD card modules；25
USB module；26 serial port modules；27 circuit main boards；28 step-down rectifying circuits I；29 input powers；30 step-down rectifying circuits II；31
Normally opened electromagnetic relay；32 chargers；33 internal batteries；34 recorder power supply modules；35 normally closed electromagnetic relays.
Embodiment
It is described in further detail below in conjunction with drawings and examples：
Embodiment 1：
As shown in Figure 1 and 2, it is a kind of embodiment of this new fishing boat informix recorder, this fishing boat sailing recorder main body
Layout such as Fig. 1, recorder upper surface have power switch button, control recorder working condition, recorder right flank is provided with two
Individual USB interface and SD interface, USB interface are used to connect on fishing boat using the equipment of USB transmission data or for connecting PC
End, SD interface are used to connect SD card, and recorder downside is provided with two network interfaces and two serial ports, meets to connect by network interface on fishing boat
The equipment of mouth or serial line interface transmission data, the setting of multi-channel interface, realizes the matching with more equipment on fishing boat.
Recorder circuit system figure is as shown in Fig. 2 circuit system is intended with the microprocessor based on ARM Cortex-M3 kernels
Device STM32F103 family chips STM32F103ZET6 is main control unit, be responsible for whole system communication data coordination, clock control,
The functions such as display control, data storage control.System design network communication module, multi-path serial interface, USB interface, SD card connect
Mouthful etc., so as to which the connection to the fishing boat equipment of different pieces of information interface type can be realized.Each channel reception data after analog-to-digital conversion,
Main control unit will be sent to, after main control unit carries out logical process to data, will be stored data in SD card, using in system
The Mass storage agreements based on USB used, and FATFS file system is transplanted, and it is changed, make its original be only capable of propping up
It is that can support 128G SD card to hold 4G capacity extensions, in recovery system data, need to be only connected with the USB interface of computer, this
Recorder is become as a card reader arrangement, can directly be accessed by PC and stored data, is avoided anti-in data collection
The disadvantage end of multiple open record instrument cabinet.
Input power is 220V/50Hz when this recorder works, and is provided by ship electricity, when ship electricity occurs abnormal, boat-carrying number
Internal battery power supply is automatically switched to according to recorder, battery pack can continuously work 13 small in the case of recorder is without externally fed
When, when externally fed, external power source will be charged for battery pack simultaneously, and switching power supply drastically increases answering for recorder
Anxious ability.
The prior art of routine techniques dawn known to those skilled in the art in the present embodiment, is not chatted in detail herein
State.
Embodiment 2：
As shown in Fig. 3 ~ 12, a kind of new fishing boat informix recorder, for the prioritization scheme of embodiment 1, recorder includes case
Body 1, the upper surface of casing 1 are provided with power switch 2 and indicator lamp 3, and the side of casing 1 is provided with USB interface 4, SD card interface 5, string
Line interface 6 and network interface 7, circuit main board 27 and power supply module are provided with inside casing 1, and circuit main board 27 is provided with number
According to acquisition module 19, data acquisition module 19 is network interface module 23, SD card module 24, USB module 25 and serial port module 26, this
Invention recorder is provided with multi-channel data acquisition passage, the connection to the fishing boat equipment of different pieces of information interface type can be achieved, significantly
Improve the convenience of data syn-chronization, the integrated level of casing 1 is high, operation facility, good with fitness that equipment has been installed on fishing boat.
The center of bottom half 8 of casing 1 is provided with groove 9, and the inside of groove 9 is provided with slideway 10, and slideway 10 is embedded with hook
13 and lower draw-bar 11, upper hook 13 and lower draw-bar 11 are worn and are connected with screw 14, and lower draw-bar 11 is provided with screw thread, spiral shell with the junction of screw 14
The wall of groove 9 directly over silk 14 is provided with screw knob hole 901, and screw 14 is used cooperatively with upper hook 13 and lower draw-bar 11,
Recorder installation process, by screw 14 upper hook 13 can be made to be moved towards with lower draw-bar 11, and then stepped up with fixture, keeping away
Single the drawbacks of easily rocking when hanging up installation is exempted from, screw knob hole 901 may not only facilitate twist screws 14, can also increase
The radiating of casing 1, improve component job stability in recorder.
The both sides of bottom half 8 of casing 1 are connected with fixed parent part 12, and fixed parent part 12 is by ring flat-plate 1202 and the structure of panel 1201
Into adapted space 1203, adapted space 1203 is connected with fixed bull 15, and the fixed middle part of bull 15 is provided with set screw 16,
The fixed both ends of bull 15 are provided with protrusive board 17, and the surface of protrusive board 17 is connected with hangnail 18, and hangnail 18 is soft sponge material, fixed parent part 12
It is two independent parts with fixed bull 15, improves installation convenience, the fixed small volume of bull 15, Local Adaptation is installed
Height, the protrusive board 17 that bull 15 is fixed by rotating recorder enters the adapted space 1203 of fixed parent part 12, so as to reach
Fixed effect, and the surface of protrusive board 17 of fixed bull 15 is provided with hangnail 18, the incline direction of hangnail 18 is installation direction of rotation, therefore
And can reach be easily installed will not loose or dislocation easily effect, and hangnail 18 is soft sponge material so that this secure fit
Part not only has fixing function, also with buffering and damping effect, significantly improves recorder installation reliability.
The integration module of circuit main board 27 includes main control unit 22, and main control unit 22 is based on ARM Cortex-M3 kernels
STM32 series microprocessor STM32F103ZET6, between main control unit 22 and data acquisition module 19 be provided with signal condition electricity
Road 20 and analog-digital converter 21, connected between analog-digital converter 21 and main control unit 22 using SPI data-interfaces, the present invention uses
STM32 series microprocessors, development cost is reduced, and cause recorder that there is the advantages of high-performance, low-power consumption, using SPI
The data transfer between analog-digital converter 21 and main control unit 22 is carried out, ensure that data transfer reliability, and shared chip pipe
Pin is few, not only improves main control unit utilization rate, and saves PCB arrangement spaces, reduces layout difficulty, it is dry to reduce circuit main board 27
Disturb, improve operating accuracy and stability.
Signal conditioning circuit 20 includes signal amplification circuit, second signal amplifying circuit and signal filter circuit, signal
Amplifying circuit control unit is chip U1, and chip U1 is the instrument amplifier of the Ri containing internal resistance, and second signal amplifying circuit is
Chip U2, chip U2 are amplifier OP07, and signal filter circuit chip is U3, and chip U3 is CF412, and signal amplification circuit uses U1
Instrument amplifier, it has differential input end VIN+And VIN-, determine that multiplication factor is by adjustable resistance Rg and internal resistance Ri
QUOTE , signal is tentatively amplified, it amplifies precision height, input offset voltage QUOTE , offset voltage drift QUOTE , in second amplifying circuit
Its multiplication factor is QUOTE , carry out secondary amplification to circuit, C3 and R2 also structures in second amplifying circuit
Into low-pass filter network, preliminary filtering process, its cut-off frequency are carried out to collection signal, U2 positive inputs
End is grounded by R3, can reduce offset current, U3 is main control chip to signal filter circuit, with resistance R4, R5, R6, R7 and electricity
Hold C6, C7 and form active second-order low-pass filter circuit, carrying out various High-frequency Interferences to signal filters out, and it is accurate to improve signal acquisition
Rate, signal conditioning circuit 20 carry out ladder twice to collection input signal and amplify and filter, and data integrity degree is high after conditioning, defeated
Go out voltage and meet analog-digital converter input requirements, and circuit structure is simply clear, wiring is convenient.
Circuit main board 27 will be stored in SD card after data processing, and software uses the Mass storage agreements based on USB
Based on, transplanting FATFS file system is designed, and the FATFS file system of transplanting is modified in Software for Design, makes it
Originally it is only capable of supporting that 4G capacity extensions are that can support 128G SD card so that recorder has in the case of hardware device identical
Higher software support effect, and will be write after data processing in SD card, when PC ends access data, directly can be connect by USB
Mouth connection obtains so that this recorder also has functions of card reader, and avoiding needs open record instrument cabinet repeatedly in data collection
The drawbacks of.
Circuit main board 27 uses PCB as substrate, and PCB is not required to be coated with the circuit and base material of welding
Liquid photopolymerizable solder resist, liquid photopolymerizable solder resist are made up of following component and parts by weight：Trimethylolpropane trimethacrylate 17 ~
33 parts, 28 ~ 41 parts of epoxy resin, 3 ~ 5 parts of thioxanthone, 4 ~ 9 parts of Titanium Dioxide Rutile Top grade, 1,4 cyclohexane dimethanol two shrink
0.2 ~ 0.4 part of glycerin ether, 11 ~ 19 parts of silica granule, 7 ~ 14 parts of glycol ether acetate, 0.1 ~ 0.4 part of methyln-hexyl ketone, defoamer 1 ~
2.3 parts, 2 ~ 3 parts of levelling agent, 1.5 ~ 2.6 parts of dispersant, liquid photopolymerizable solder resist can effectively prevent that physics in conductor from breaking feelings
Condition, and the insulating properties of PCB is improved, liquid photopolymerizable solder resist is not required to the circuit and base of welding coated in PCB
On material, dense film is formed after drying process, and then the welding density of circuit main board 27 can be improved, so as to reduce recorder
Volume, and the stability of circuit in circuit main board 27 can be also improved, reduce because bridging produces the phenomenon of short circuit, Isosorbide-5-Nitrae-ring of addition
Hexane dimethanol diglycidyl ether and methyln-hexyl ketone can improve silica granule structure, improve its conjugation with other compositions, make
Obtaining this liquid photopolymerizable solder resist has more preferable mechanical property, can reduce printed circuit board before liquid photopolymerizable solder resist is coated
Treatment process, coating efficiency is not only improved, reduce coating and require, also enhance the insulating properties of liquid photopolymerizable solder resist, increase
Strong anti-static ability, improve the protecting effect to circuit main board 27.
Power supply module includes input power 29 and internal battery 33, and the input power supply of input power 29 is 220V/50Hz,
Input power 29 is connected with normally opened electromagnetic relay 31, and normally opened electromagnetic relay 31 is connected with charger 32, and charger 32 connects
There is internal battery 33, internal battery 33 is connected to recorder power supply module 34, input electricity by normally closed electromagnetic relay 35
Source 29 is connected to recorder power supply module 34 by step-down rectifying circuit II 30, and input power 29 passes through step-down rectifying circuit I 28
Control signal input is provided for normally opened electromagnetic relay 31 and normally closed electromagnetic relay 35, this power supply module input power 29 can have
Ship electricity is provided, and in normal power supply, input power 29 is powered by step-down rectifying circuit II 30 for recorder, while normally opened electromagnetism
Relay 31 closes and normally closed electromagnetic relay 35 disconnects, and input power 29 can also be that internal battery 33 charges, and work as hull
Abnormal electrical power supply, when input power 29 is without input voltage, normally closed electromagnetic relay 35 closes, and internal battery 33 supplies for recorder
Electricity, wherein the control of the release voltage of normally opened electromagnetic relay 31 and normally closed electromagnetic relay 35 is the 30% of pick-up voltage, this power supply
Modular structure is simple, and can realize the smooth switching of externally fed and in-line power, improves the emergency capability of this recorder,
In the case of without externally fed still can normal and continuous operation 13.5 hours, be obviously improved the economic value of this recorder.
The material of casing 1 uses cast aluminium material, and the density of cast aluminium material is 2700kg/m3, the thermal conductivity of cast aluminium material is
201W/ (mK), casing 1 use cast aluminium material, reduce recorder overall weight, and its intensity is high, corrosion resistance and good, carries
The high thermal conductivity of casing 1, improves heat-sinking capability, avoids high temperature failure electronic component, cast aluminium material significantly extends record
Instrument service life.
The prior art of routine techniques dawn known to those skilled in the art in the present embodiment, is not chatted in detail herein
State.
Embodiment 3：
As shown in Fig. 3 ~ 12, a kind of new fishing boat informix recorder, its operation principle is：This recorder is arranged on hull
On, existing device on fishing boat is connected by each channel interface corresponding with recorder, recorder by USB line or netting twine or string line
Supply input 220V/50H is as power supply, and opening recorder power switch 2 makes recorder work, and the timing of data acquisition module 19 is entered
Row data acquisition, collection signal pass to analog-digital converter 21, analog-digital converter after amplifying, filter by signal conditioning circuit 20
Data analog signal is converted into data digital signal by 21 is transferred to main control unit 22STM32F103ZET6, and main control unit 22 is logical
Cross software and write data into SD card module 24 and store, when needing to carry out extraction and analysis to data, PC ends pass through USB interface 4
The data storage in SD card module 24 is read in connection, that is, completes the collection to fishery resources.
The prior art of routine techniques dawn known to those skilled in the art in the present embodiment, is not chatted in detail herein
State.
Embodiment 4：
As shown in Figure 10, circuit diagram is connected for SD card module, its pin 1,2,3,7 connects VCC with 8 one end by resistance, even
The resistance connect is followed successively by R6, R5, R4, R3, R2, and value is 47K, and VCC powers for 3.3V, rear pin 1,2,3,7 and 8 other ends
Connected for each pin function, this connected mode can improve the input of SD card pin, fan-out capability, C2 one end connection VCC other ends
Ground connection, and the circuit that R6 connects with C1 is parallel with, C1 and C2 is 10nF, and R6 is 0 Ω, and C1, C2 connect with R6 can filter out power supply
Neighbouring noise jamming, and voltage regulation result is significantly improved, it is chip power supply that pin 4, which is directly connected to VCC, and pin 6 is grounded with pin 9,
Pin 10 is by R1 connection power supplys, and VCC is connected with C3, and C3 is grounded, and R1 uses 100K resistance, and C3 is connected using 10nF electric capacity
Connect, can remove the high-frequency noise of power supply, improve SD card operation stability, SD card and STM32 chips are carried out using the present embodiment
Connection, multiple data read-write operation experiment is carried out, experiment is divided into 1 ~ 4 group of progress, and 20 data of every group of carry out are write to be operated with degree, is read
Written document size is 1.02MB, and SD card read-write data accuracy is as shown in table 1 below in record experiment.
The SD card reading and writing data accuracy of table 1
By experimental data in table, this SD card connected mode reading and writing data accuracy is high, working stability, therefore this recorder can accurately have
The signal that effect record fishing boat equipment is transmitted.
The prior art of routine techniques dawn known to those skilled in the art in the present embodiment, is not chatted in detail herein
State.
Embodiment 5：
As shown in figure 11, it is the signal conditioning circuit in this recorder, chip U1 is instrument amplifier as signal amplification circuit
Main control unit, its internal resistance Ri resistances are 70K, and resistance Rg resistances are that 1K, C1 and C2 use the very high polyester of insulaion resistance
Thin film capacitor, capacity is 0.1 μ F, therefore the multiplication factor of signal amplification circuit isTimes, chip
U2 takes main control units of the OP07 as second signal amplifying circuit, and the output V0 of signal amplification circuit is amplified by it, electric capacity
C3, C5 capacity are respectively 0.01 μ F, 0.1 μ F, and resistance R1, R2, R3 resistance is respectively 1K, 30K, 1K, therefore second amplifying circuit
In its multiplication factor beTimes, C3, R2 form low-pass filter network and signal are tentatively filtered, and export
Inputs of the V1 as signal filter circuit, chip U3 take inputs of the CF412 as signal filter circuit, and wherein electric capacity C6, C7 holds
Amount is 20pF, and resistance R4, R5, R6, R7 resistance are respectively 16K, 16K, 39K, 22K, output signal Vout after the completion of filtering
It is sent into analog-digital converter, is sent into after converting in main control unit and carries out Digital Signal Processing.
Using this signal conditioning circuit carry out input and output experiment, observe input and output voltage relation, input voltage take Vi=
Vin+-Vin-, experimental result such as table 2.
The signal conditioning circuit input and output experimental data of table 2
Can obtain fitting a straight line by data in table is：y=2276x+0.835（μV）, this signal conditioning circuit can be obtained with about 2276
Multiplication factor again, and its linearity is preferable, signal amplification is relatively stable, and the signal after amplification meets that analog-digital converter inputs
It is required that this signal conditioning circuit working stability, for the good basis of having established of recorder normal operation, improves recorder work essence
True property and stability.
The density of cast aluminium material is not limited only to 2600 kg/m3~2900kg/m3, should also include 2600.1kg/m3Or
2600.2kg/m3Or 2600.3kg/m3Or 2600.4kg/m3... or 2899.9kg/m3Or 2900kg/m3。
The thermal conductivity of cast aluminium material is not limited only to 200 W/ (mK) ~ 245W/ (mK), should also include 200.1W/ (m
) or 200.2W/ (mK) or 200.3W/ (mK) or 200.4W/ (mK) ... or 249.9W/ (mK) or 245W/ (m K
K)。
The prior art of routine techniques dawn known to those skilled in the art in the present embodiment, is not chatted in detail herein
State.
Embodiment of above is merely to illustrate the present invention, and not limitation of the present invention, the ordinary skill people of this area
Member, without departing from the spirit and scope of the present invention, it can also make a variety of changes and modification.Therefore, it is all equivalent
Technical scheme fall within scope of the invention, scope of patent protection of the invention should be defined by the claims.
Claims (8)
1. a kind of new fishing boat informix recorder, including casing（1）, it is characterised in that：The casing（1）Install upper surface
There is power switch（2）And indicator lamp（3）, the casing（1）Side is provided with USB interface（4）, SD card interface（5）, serial line interface
（6）And network interface（7）, the casing（1）Inside is provided with circuit main board（27）And power supply module, the circuit main board
（27）It is provided with data acquisition module（19）, the data acquisition module（19）For network interface module（23）, SD card module（24）、
USB module（25）And serial port module（26）.
A kind of 2. new fishing boat informix recorder according to claim 1, it is characterised in that：The circuit main board
（27）Integration module includes main control unit（22）, the main control unit（22）For the STM32 based on ARM Cortex-M3 kernels
Series microprocessor, the main control unit（22）With data acquisition module（19）Between be provided with signal conditioning circuit（20）And modulus
Converter（21）, the analog-digital converter（21）With main control unit（22）Between using SPI data-interfaces connect.
A kind of 3. new fishing boat informix recorder according to claim 2, it is characterised in that：The signal condition electricity
Road（20）Including signal amplification circuit, second signal amplifying circuit and signal filter circuit, the signal amplification circuit control
Unit is chip U1, and the chip U1 is the instrument amplifier of the Ri containing internal resistance, and the second signal amplifying circuit is chip
U2, the chip U2 are OP series amplifiers, and the signal filter circuit chip is U3, and the chip U3 is CF412, TL082 system
One kind in row or NJM082 series.
A kind of 4. new fishing boat informix recorder according to claim 1, it is characterised in that：The circuit main board
（27）It will be stored in after data processing in SD card, based on software uses the Mass storage agreements based on USB, transplanting
FATFS file system is designed.
A kind of 5. new fishing boat informix recorder according to claim 1, it is characterised in that：The casing（1）'s
Bottom half（8）Center is provided with groove（9）, the groove（9）Inside is provided with slideway（10）, the slideway（10）It is embedded with extension
Hook（13）And lower draw-bar（11）, the upper hook（13）And lower draw-bar（11）Wear and be connected with screw（14）, the lower draw-bar（11）With
Screw（14）Junction is provided with screw thread, the screw（14）The groove of surface（9）Wall is provided with screw knob hole（901）.
A kind of 6. new fishing boat informix recorder according to claim 1, it is characterised in that：The casing（1）'s
Bottom half（8）Both sides are connected with fixed parent part（12）, the fixed parent part（12）By ring flat-plate（1202）And panel（1201）Structure
Into adapted space（1203）, the adapted space（1203）It is connected with fixed bull（15）, the fixed bull（15）In
Portion is provided with set screw（16）, the fixed bull（15）Both ends are provided with protrusive board（17）, the protrusive board（17）Surface is connected with down
Thorn（18）, the hangnail（18）For soft sponge material.
A kind of 7. new fishing boat informix recorder according to claim 1, it is characterised in that：The power supply module bag
Include input power（29）And internal battery（33）, the input power（29）Input power supply be 220V/50Hz, the input
Power supply（29）It is connected with normally opened electromagnetic relay（31）, the normally opened electromagnetic relay（31）It is connected with charger（32）, it is described
Charger（32）It is connected with internal battery（33）, the internal battery（33）Pass through normally closed electromagnetic relay（35）It is connected to
Recorder power supply module（34）, the input power（29）Pass through step-down rectifying circuit II（30）It is connected to recorder power supply module
（34）, the input power（29）Pass through step-down rectifying circuit I（28）For normally opened electromagnetic relay（31）With normally closed electromagnetism relay
Device（35）Control signal input is provided.
A kind of 8. new fishing boat informix recorder according to claim 1, it is characterised in that：The casing（1）Material
Matter uses cast aluminium material, and the density of the cast aluminium material is 2600 kg/m3~2900kg/m3, the thermal conductivity of the cast aluminium material
For 200 W/ (mK) ~ 245W/ (mK).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710865941.5A CN107610275B (en) | 2017-09-22 | 2017-09-22 | Novel fishing boat information comprehensive recorder |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710865941.5A CN107610275B (en) | 2017-09-22 | 2017-09-22 | Novel fishing boat information comprehensive recorder |
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ID=61060594
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|---|---|---|---|
| CN201710865941.5A Active CN107610275B (en) | 2017-09-22 | 2017-09-22 | Novel fishing boat information comprehensive recorder |
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| CN113415393A (en) * | 2021-05-08 | 2021-09-21 | 浙江海洋大学 | Fishing boat positioning device based on group clustering analysis |
| CN114596647A (en) * | 2022-02-28 | 2022-06-07 | 中国舰船研究设计中心 | Marine data record analytical equipment |
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| CN107610275B (en) | 2023-12-19 |
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