CN105867264A - Underwater equipment optical fiber control switch - Google Patents
Underwater equipment optical fiber control switch Download PDFInfo
- Publication number
- CN105867264A CN105867264A CN201610448809.XA CN201610448809A CN105867264A CN 105867264 A CN105867264 A CN 105867264A CN 201610448809 A CN201610448809 A CN 201610448809A CN 105867264 A CN105867264 A CN 105867264A
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- optical fiber
- signal
- module
- switch
- control
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/25—Pc structure of the system
- G05B2219/25341—Single chip programmable controller
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Optical Communication System (AREA)
Abstract
The invention discloses an underwater equipment optical fiber control switch and relates to the technical field of switches. The optical fiber control switch comprises an overwater control terminal, an underwater output terminal and a connection optical fiber. The overwater control terminal comprises a single chip microcomputer, an optical fiber sending module, an optical fiber receiving module, a power supply module, a state indication module, a key switch and a shell body. The underwater output terminal comprises a single chip microcomputer, an optical fiber sending module, an optical fiber receiving module, a power supply module, a K1 switch transistor, a K2 switch transistor, a toggle switch, a water-tight joint and a sealed shell body. The underwater equipment optical fiber control switch is used for controlling underwater equipment and can effectively isolate electromagnetic interferences on a water surface and guarantee normal work of the equipment; a control signal is transmitted through the optical fiber, signal attenuation is small and a control distance is long; and the underwater equipment optical fiber control switch is low in cost, simple and convenient to deploy and operate and easy to popularize and use.
Description
Technical field
The present invention relates to switching technique field, particularly relate to a kind of underwater installation optical fiber and control switch.
Background technology
In ocean research, development and utilization activity, needing large number quipments operation under water, equipment is controlled on the water surface by operating personnel, the most frequently used for facility switching control.Owing to electromagnetic wave is decayed extremely strong in water, wireless control switch cannot the most normally work, and the most conventional control switch controls switch for cable and underwater sound response switchs.It is simple and easy to do that cable controls switch, but signal attenuation have impact on command range relatively greatly, can be incorporated under water by the electromagnetic interference on the water surface simultaneously, affects the normal work of equipment in a lot of applied field credit unions.Underwater sound response switch control rule effect is preferable, but cost is high, and its practicality is restricted.
Summary of the invention
The technical problem to be solved is to provide a kind of underwater installation optical fiber and controls switch, and described control switch has with low cost, disposes with easy and simple to handle, it is easy to the feature promoted the use of.
For solving above-mentioned technical problem, the technical solution used in the present invention is: a kind of underwater installation optical fiber controls switch, it is characterized in that: include control terminal waterborne, outlet terminal and connection optical fiber under water, by being connected optical fiber connection between described control terminal waterborne and outlet terminal under water, control terminal waterborne sends control signal, control signal is via connecting Optical Fiber Transmission to outlet terminal under water, outlet terminal switchs according to input signal turn-on and turn-off under water, control underwater installation to run, and the feedback signal of outlet terminal under water is analyzed by connecting Optical Fiber Transmission to control terminal waterborne and processes.
Further technical scheme is: described control terminal waterborne includes the first housing, the first single-chip microcomputer, the first optical fiber sending module, the first optic fiber transceiver module, the first supply module, state indicator module and key switch it is provided with in described first housing, described key switch is connected with the signal input part of described first single-chip microcomputer, is used for inputting control signal；Described first optical fiber sending module is connected with the signal output part of described first single-chip microcomputer, and for receiving the level signal come from single-chip microcomputer transmission, and level signal be converted to can be by the optical signal of Optical Fiber Transmission；Described first optic fiber transceiver module is connected with the signal input part of described first single-chip microcomputer, for receiving the optical signal that Optical Fiber Transmission is come, and converts optical signals to level signal, is delivered to described first single-chip microcomputer and is analyzed and processes；Described state indicator module is connected with the signal output part of described first single-chip microcomputer, for indicating described optical fiber to control the duty of switch；Described first supply module is connected with the power input of the module needing power supply in described control terminal waterborne, for providing working power for it；Described first single-chip microcomputer normally works for being responsible for the coordination each module of control, produces the pulse signal that optic fiber emission modules needs, processes the control instruction received from optic fiber transceiver module.
Further technical scheme is: described outlet terminal under water includes the second housing, second singlechip, the second optical fiber sending module, the second optic fiber transceiver module, the second supply module, switching switch, switching transistor K1 and switching transistor K2 it is provided with in described second housing, described second optical fiber sending module is connected with the signal output part of described second singlechip, for receiving the feedback signal come from single-chip microcomputer transmission, and feedback signal be converted to can be by the optical signal of Optical Fiber Transmission；Described second optic fiber transceiver module is connected with the signal input part of described second singlechip, for receiving the optical signal that Optical Fiber Transmission is come, and converts optical signals to level signal, is delivered to described second singlechip and is analyzed and processes；Described second supply module is connected with the power input of the module needing power supply in described outlet terminal under water, for providing working power for it；Described second singlechip normally works for being responsible for the coordination each module of control, produces the pulse signal that optic fiber emission modules needs, processes the control instruction received from optic fiber transceiver module；Described second singlechip is connected with described switching transistor K1 and switching transistor K2 respectively through described switching switch, and described switching transistor K1 and switching transistor K2 are connected with underwater installation；Described switching switch is controlled by described second singlechip, switches switch motion according to the magnitude of voltage Single-chip Controlling of underwater installation, makes switching transistor K1 or switching transistor K2 be connected with underwater installation.
Further technical scheme is: described optical fiber sending module uses the HFBR-1414TZ type optical fiber sending module of Avago company.
Further technical scheme is: described optic fiber transceiver module uses the HFBR-2412TZ type optic fiber transceiver module of Avago company.
Further technical scheme is: described supply module includes lithium battery and power conversion chip, and the voltage of described lithium battery is converted to 5V and 3.3V through described power conversion chip and exports to corresponding module.
Further technical scheme is: described state indicator module is made up of 5 red-green glow electric diodes, for indicating the duty of switching system；Duty is respectively as follows: control terminal operating status waterborne, switching signal sends state, the instruction of submarine terminal receiving state signal, submarine terminal sends state, and completion status is green light, otherwise glows.
Further technical scheme is: described switching transistor K1 selects IRFZ48N type field effect transistor switch pipe, and when the control voltage of underwater installation is less than or equal to 55V, second singlechip controls switching switch motion, makes switching transistor K1 be connected with underwater installation；Described switching transistor K2 selects IRF840 field effect transistor switch pipe, and when the control voltage of underwater installation is more than 55V, second singlechip controls switching switch motion, makes switching transistor K2 be connected with underwater installation.
Further technical scheme is: described second housing is provided with watertight connector, for realizing being tightly connected of described underwater installation and described outlet terminal under water.
Further technical scheme is: described connection optical fiber uses two core 50/125 μm size optical fibers, and a core is used for transmission of control signals, and another core is used for transmitting feedback signal.
Use and have the beneficial effects that produced by technique scheme: use the present invention that underwater installation is controlled, can effectively completely cut off the electromagnetic interference on the water surface, it is ensured that equipment normally works；Control signal passes through Optical Fiber Transmission, and signal attenuation is little, and command range is long, has with low cost, disposes with easy and simple to handle, it is easy to the feature promoted the use of.
Accompanying drawing explanation
Fig. 1 is the theory diagram of the present invention；
Wherein: 1, control terminal 2 waterborne, under water outlet terminal 3, connection optical fiber.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art are obtained under not making creative work premise, broadly fall into the scope of protection of the invention.
Elaborate a lot of detail in the following description so that fully understanding the present invention, but the present invention can also use other to be different from alternate manner described here to be implemented, those skilled in the art can do similar popularization in the case of intension of the present invention, and therefore the present invention is not limited by following public specific embodiment.
Overall, as it is shown in figure 1, the invention discloses a kind of underwater installation optical fiber to control switch, including control terminal 1 waterborne, under water outlet terminal 2 and connection optical fiber 3.Connect by being connected optical fiber 3 between described control terminal 1 waterborne and outlet terminal 2 under water, control terminal 1 waterborne sends control signal, control signal is transferred to outlet terminal 2 under water via connecting optical fiber 3, outlet terminal 2 switchs according to input signal turn-on and turn-off under water, control underwater installation to run, and the feedback signal of outlet terminal 2 under water is transmitted to control terminal 1 waterborne and is analyzed by connecting optical fiber 3 and processes.
As shown in Figure 1, in one embodiment of the invention, concrete, described control terminal 1 waterborne includes the first housing, it is provided with the first single-chip microcomputer in described first housing, first optical fiber sending module, first optic fiber transceiver module, first supply module, state indicator module and key switch, described key switch is connected with the signal input part of described first single-chip microcomputer, described first optical fiber sending module is connected with the signal output part of described first single-chip microcomputer, described first optic fiber transceiver module is connected with the signal input part of described first single-chip microcomputer, described state indicator module is connected with the signal output part of described first single-chip microcomputer, described first supply module is connected with the power input of the module needing power supply in described control terminal waterborne.
As shown in Figure 1, in one embodiment of the invention, concrete, described outlet terminal under water 2 includes the second housing, is provided with second singlechip, the second optical fiber sending module, the second optic fiber transceiver module, the second supply module, switching switch, switching transistor K1 and switching transistor K2 in described second housing.Described second optical fiber sending module is connected with the signal output part of described second singlechip, described second optic fiber transceiver module is connected with the signal input part of described second singlechip, described second supply module is connected with the power input of the module needing power supply in described outlet terminal under water, described second singlechip is connected with described switching transistor K1 and switching transistor K2 respectively through described switching switch, and described switching transistor K1 and switching transistor K2 are connected with underwater installation；Described switching switch is controlled by described second singlechip, switches switch motion according to the magnitude of voltage Single-chip Controlling of underwater installation, makes switching transistor K1 or switching transistor K2 be connected with underwater installation.
First single-chip microcomputer and second singlechip use the MSP430 single-chip microcomputer of Texas Instrument, it is responsible for coordinating to control each module normally to work, produce the signal pulse that fibre optical transmission needs, process the control instruction received from fiber optic receiver, and send control instruction to switching transistor K1 and K2.
First optical fiber sending module and the second optical fiber sending module use the HFBR-1414TZ of Avago company, use 820nm wavelength technology, and this module receives the level signal come from single-chip microcomputer transmission, and level signal be converted to can be by the optical signal of Optical Fiber Transmission.
First optic fiber transceiver module and the second optic fiber transceiver module use the HFBR-2412TZ of Avago company, use 820nm wavelength technology, and this module receives the optical signal transmitted from optical fiber, and is converted to level signal, is transported to single-chip microcomputer and is analyzed and processes.
First supply module and the second supply module use 7.4V lithium battery power supply, voltage conversion chip is a piece of LM2576S-5.0 and a piece of AMS1117-3.3, lithium battery 7.4V voltage is converted into 5V and 3.3V output, power supply is provided for system, the input and output of power supply are effectively isolated, and are filtered by shunt capacitance.
State indicator module is made up of 5 red-green glow electric diodes, for indicating described optical fiber to control the duty of switch.Duty is respectively as follows: control terminal operating status waterborne, switching signal sends state, the instruction of submarine terminal receiving state signal, submarine terminal sends state, and completion status is green light, otherwise glows.
Key switch is non-locking mechanical switch, and switch ends is connected respectively to I/O port and the ground end of the first single-chip microcomputer.I/O port is connected to the positive source of the first single-chip microcomputer by pull-up resistor, processes high level state at ordinary times；When switching when pushing button, port is connected to the ground, and is transfused to one and is processed by this signal by high level to low level pulse signal, single-chip microcomputer, and optical fiber controls switch and carries out switch motion.
First housing is aluminium casing, and possesses certain water-proof function.
Switching transistor K1 selects IRFZ48N field effect transistor switch pipe, and conducting resistance is little, and up to 0.014 Ω, but controllable voltage is less, is 55V to the maximum.When the control voltage of underwater installation is less than or equal to 55V, switching transistor K1 should be accessed.
Switching transistor K2 selects IRF840 field effect transistor switch pipe, and conducting resistance is relatively big, is 0.85 Ω, and controllable voltage is relatively big, up to 500V.When the control voltage of underwater installation is more than 55V, switching transistor K2 should be accessed.
Switching switch uses common three pin toggle switches, and common pin receives the control signal delivery outlet of single-chip microcomputer, and a switch pin receives the control pin of switching transistor K1, and another switch pin receives the control pin of switching transistor K2.According to the switching transistor controlling to require to select incoming fiber optic to control switch of equipment, switched over by switching switch.
Watertight connector uses twin-core waterproof plug, for connecting the switch to underwater installation to be controlled, according to equipment operating depth, selects the plug of corresponding waterproof rank.
Second housing uses steel can-shaped structure, together with top cover is screwed in tank body, and is furnished with waterproof grommet, and top cover power on signal delivery outlet and optical fiber inlet hole, signal of telecommunication output cable is connected to underwater installation to be controlled by watertight connector.
Connecting optical fiber and use two core 50/125 μm size optical fibers, a core is used for transmission of control signals, and another core is used for feedback control results.Use non-metallic stiffener, can the effective electromagnetic interference on occluding surface.
When optical fiber controls switch, control terminal waterborne is positioned on the workbench of the water surface, and outlet terminal is positioned under water under water, is connected with underwater installation to be controlled by watertight connector, and control terminal waterborne is connected by being connected optical fiber with outlet terminal under water.
Press the key switch in control terminal waterborne, one trailing edge pulse signal is input to the I/O port of the first single-chip microcomputer, first single-chip microcomputer generates the low level signal S1 of a fixing duration T immediately, S1 is input to the first optical fiber sending module, first optical fiber sending module sends the optical signal of duration T, and optical signal is via connecting Optical Fiber Transmission to outlet terminal under water.The second optic fiber transceiver module on outlet terminal receives this optical signal under water, this optical signal is converted into level signal and exports the I/O port of second singlechip, and second singlechip sends control level signal S2 of duration T, and S2 is input to the common pin of switching switch.In advance according to the control voltage characteristic of underwater installation to be controlled, by switching switch selection access system is switching transistor K1 or switching transistor K2.Underwater installation to be controlled is connected to the switching transistor selected by watertight connector, and signal S2 controls switching transistor conducting T duration, and the two ends controlling interface of underwater installation are switched on T duration, complete corresponding operation action.
Signal S2 is simultaneously inputted to the second optical fiber sending module, and level signal is converted into optical signal by the second optical fiber sending module, by connecting Optical Fiber Transmission to control terminal waterborne.First optic fiber transceiver module of control terminal waterborne converts optical signal into level signal, is input to the first single-chip microcomputer, and the first single-chip microcomputer outputs a signal to state indicator module by I/O port, it is achieved control the feedback of result.During whole control, state indicator module indicates the progress of work and the duty of system at any time.
Use the present invention that underwater installation is controlled, can effectively completely cut off the electromagnetic interference on the water surface, it is ensured that equipment normally works；Control signal passes through Optical Fiber Transmission, and signal attenuation is little, and command range is long, has with low cost, disposes with easy and simple to handle, it is easy to the feature promoted the use of.
Claims (10)
1. a underwater installation optical fiber controls switch, it is characterized in that: include control terminal (1) waterborne, outlet terminal (2) and connection optical fiber (3) under water, by being connected optical fiber (3) connection between described control terminal (1) waterborne and outlet terminal under water (2), control terminal (1) waterborne sends control signal, control signal is transferred to outlet terminal (2) under water via connecting optical fiber (3), outlet terminal (2) switchs according to input signal turn-on and turn-off under water, control underwater installation to run, and the feedback signal of outlet terminal under water (2) is analyzed by connecting optical fiber (3) transmission to control terminal (1) waterborne and processes.
2. underwater installation optical fiber as claimed in claim 1 controls switch, it is characterized in that: described control terminal (1) waterborne includes the first housing, the first single-chip microcomputer, the first optical fiber sending module, the first optic fiber transceiver module, the first supply module, state indicator module and key switch it is provided with in described first housing, described key switch is connected with the signal input part of described first single-chip microcomputer, is used for inputting control signal；Described first optical fiber sending module is connected with the signal output part of described first single-chip microcomputer, and for receiving the level signal come from single-chip microcomputer transmission, and level signal be converted to can be by the optical signal of Optical Fiber Transmission；Described first optic fiber transceiver module is connected with the signal input part of described first single-chip microcomputer, for receiving the optical signal that Optical Fiber Transmission is come, and converts optical signals to level signal, is delivered to described first single-chip microcomputer and is analyzed and processes；Described state indicator module is connected with the signal output part of described first single-chip microcomputer, for indicating described optical fiber to control the duty of switch；Described first supply module is connected with the power input of the module needing power supply in described control terminal waterborne, for providing working power for it；Described first single-chip microcomputer normally works for being responsible for the coordination each module of control, produces the pulse signal that optic fiber emission modules needs, processes the control instruction received from optic fiber transceiver module.
3. underwater installation optical fiber as claimed in claim 1 controls switch, it is characterized in that: described outlet terminal under water (2) includes the second housing, second singlechip, the second optical fiber sending module, the second optic fiber transceiver module, the second supply module, switching switch, switching transistor K1 and switching transistor K2 it is provided with in described second housing, described second optical fiber sending module is connected with the signal output part of described second singlechip, for receiving the feedback signal come from single-chip microcomputer transmission, and feedback signal be converted to can be by the optical signal of Optical Fiber Transmission；Described second optic fiber transceiver module is connected with the signal input part of described second singlechip, for receiving the optical signal that Optical Fiber Transmission is come, and converts optical signals to level signal, is delivered to described second singlechip and is analyzed and processes；Described second supply module is connected with the power input of the module needing power supply in described outlet terminal under water, for providing working power for it；Described second singlechip normally works for being responsible for the coordination each module of control, produces the pulse signal that optic fiber emission modules needs, processes the control instruction received from optic fiber transceiver module；Described second singlechip is connected with described switching transistor K1 and switching transistor K2 respectively through described switching switch, and described switching transistor K1 and switching transistor K2 are connected with underwater installation；Described switching switch is controlled by described second singlechip, switches switch motion according to the magnitude of voltage Single-chip Controlling of underwater installation, makes switching transistor K1 or switching transistor K2 be connected with underwater installation.
4. underwater installation optical fiber controls switch as claimed in claim 2 or claim 3, it is characterised in that: described optical fiber sending module uses the HFBR-1414TZ type optical fiber sending module of Avago company.
5. underwater installation optical fiber controls switch as claimed in claim 2 or claim 3, it is characterised in that: described optic fiber transceiver module uses the HFBR-2412TZ type optic fiber transceiver module of Avago company.
6. underwater installation optical fiber controls switch as claimed in claim 2 or claim 3, it is characterised in that: described supply module includes lithium battery and power conversion chip, and the voltage of described lithium battery is converted to 5V and 3.3V through described power conversion chip and exports to corresponding module.
7. underwater installation optical fiber as claimed in claim 2 controls switch, it is characterised in that: described state indicator module is made up of 5 red-green glow electric diodes, for indicating the duty of switching system；Duty is respectively as follows: control terminal operating status waterborne, switching signal sends state, the instruction of submarine terminal receiving state signal, submarine terminal sends state, and completion status is green light, otherwise glows.
8. underwater installation optical fiber as claimed in claim 3 controls switch, it is characterized in that: described switching transistor K1 selects IRFZ48N type field effect transistor switch pipe, when the control voltage of underwater installation is less than or equal to 55V, second singlechip controls switching switch motion, makes switching transistor K1 be connected with underwater installation；Described switching transistor K2 selects IRF840 field effect transistor switch pipe, and when the control voltage of underwater installation is more than 55V, second singlechip controls switching switch motion, makes switching transistor K2 be connected with underwater installation.
9. underwater installation optical fiber as claimed in claim 3 controls switch, it is characterised in that: described second housing is provided with watertight connector, for realizing being tightly connected of described underwater installation and described outlet terminal under water.
10. underwater installation optical fiber as claimed in claim 3 controls switch, it is characterised in that: described connection optical fiber uses two core 50/125 μm size optical fibers, and a core is used for transmission of control signals, and another core is used for transmitting feedback signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610448809.XA CN105867264A (en) | 2016-06-21 | 2016-06-21 | Underwater equipment optical fiber control switch |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610448809.XA CN105867264A (en) | 2016-06-21 | 2016-06-21 | Underwater equipment optical fiber control switch |
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| CN105867264A true CN105867264A (en) | 2016-08-17 |
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| CN201610448809.XA Pending CN105867264A (en) | 2016-06-21 | 2016-06-21 | Underwater equipment optical fiber control switch |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107450358A (en) * | 2017-07-21 | 2017-12-08 | 上海航空电器有限公司 | Aviation driving cabin control panel and dimming control system based on optical fiber transmission |
| CN109625200A (en) * | 2019-01-18 | 2019-04-16 | 常州市兔客智能科技有限公司 | ECU control system and its working method, the power surfboard of power surfboard |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101557664A (en) * | 2008-04-11 | 2009-10-14 | 中国科学院沈阳自动化研究所 | Dimming system of underwater lamp |
-
2016
- 2016-06-21 CN CN201610448809.XA patent/CN105867264A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101557664A (en) * | 2008-04-11 | 2009-10-14 | 中国科学院沈阳自动化研究所 | Dimming system of underwater lamp |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107450358A (en) * | 2017-07-21 | 2017-12-08 | 上海航空电器有限公司 | Aviation driving cabin control panel and dimming control system based on optical fiber transmission |
| CN109625200A (en) * | 2019-01-18 | 2019-04-16 | 常州市兔客智能科技有限公司 | ECU control system and its working method, the power surfboard of power surfboard |
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