CN107748517A - A kind of hot air type parabola antenna snow removal system - Google Patents
A kind of hot air type parabola antenna snow removal system Download PDFInfo
- Publication number
- CN107748517A CN107748517A CN201711018748.4A CN201711018748A CN107748517A CN 107748517 A CN107748517 A CN 107748517A CN 201711018748 A CN201711018748 A CN 201711018748A CN 107748517 A CN107748517 A CN 107748517A
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- Prior art keywords
- heater
- spray
- air temperature
- dimensional head
- snow
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Classifications
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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
- G05B19/0428—Safety, monitoring
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
- H04M1/724—User interfaces specially adapted for cordless or mobile telephones
- H04M1/72403—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality
- H04M1/72409—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality by interfacing with external accessories
- H04M1/72415—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality by interfacing with external accessories for remote control of appliances
-
- 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
- G05B2219/24—Pc safety
- G05B2219/24215—Scada supervisory control and data acquisition
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Human Computer Interaction (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Details Of Aerials (AREA)
- Photovoltaic Devices (AREA)
Abstract
The invention discloses a kind of hot air type parabola antenna snow removal system, including fan, air channel, heater, spray wind nozzle, three-dimensional head, controller, power module, mixed-media network modules mixed-media, cell phone application;Cell phone application display system state, differential mode are alarmed, and are set the cruise presetting bit of three-dimensional head, the incidence relation of spray air temperature grade and heater power, current spray air temperature grade, are sent instruction of sweeping away snow;Controller receives instruction of sweeping away snow, start fan and heater, three-dimensional head is controlled to enter cruise mode, travel through each presetting bit, wind nozzle is sprayed with three-dimensional cloud platform rotation, the velocity heated gas of ejection covers whole parabola antenna and removed the snow, and regularly adjusts fan power by the setting that ought currently spray air temperature grade.Cell phone application remote control of the present invention is convenient, the air temperature grade of regulation spray at any time, using hot blast high-efficient cleaning except slush mixture on parabola antenna.
Description
Technical field
The present invention relates to parabola antenna snow-clearing technique field, and in particular to a kind of hot air type parabola antenna snow removing system
System.
Background technology
The transmission and reception of satellite and microwave signal typically use parabola antenna.The work of parabola antenna can be influenceed by snowing
Make efficiency, it is a necessary job to remove accumulated snow to parabola antenna.In general blowing type parabola antenna snow removal system, blowout
Wind temperature it is low as environment temperature when snowing, such as run into slush mixture covering parabola antenna, efficiency of cleaning snow can drop
It is low.Therefore, it is necessary to a kind of efficient parabola antenna snow removal system.
The content of the invention
It is an object of the invention to provide a kind of hot air type parabola antenna snow removal system, to solve existing for prior art
Problem.
The technical problems to be solved by the invention are realized using following technical scheme:
A kind of hot air type parabola antenna snow removal system, it is characterised in that including:Fan, air channel, heater, spray wind spray
Mouth, three-dimensional head, controller, power module, mixed-media network modules mixed-media, cell phone application;
The fan connects air channel, air channel connection spray wind nozzle;
The heater, in air channel, heated to by the air-flow in air channel;
The fan, air channel and spray wind nozzle are arranged on three-dimensional head;
The spray wind nozzle, the wind of fan blowout form high velocity air ejection by spraying wind nozzle through air channel, blow to parabolic
Surface antenna, accumulated snow is dispelled;
The three-dimensional head, on the outside of parabola antenna, the section with parabola antenna reflecting surface axis is into more than 0 degree
And it is less than 90 degree of angles;
The fan, heater, three-dimensional head, power module, mixed-media network modules mixed-media and controller are connected by signal wire, controlled
Device control processed;
The controller, it is MCU, DSP, FPGA, ARM one kind;
The power module is civil power or solar powered, band battery, is fan, heater, three-dimensional head, control
Device, mixed-media network modules mixed-media power supply;
The mixed-media network modules mixed-media, can access LAN or internet, and controller carries out network by mixed-media network modules mixed-media and cell phone application
Communication;
The cell phone application, including network detection module, system state module, cradle head preset positions setup module, spray air temperature
Setup module, snow removing module;
The network detection module, the network connection of detection and control device, interruption are then alarmed;
The system state module, receive the system status information that simultaneously display controller is sent;The system status information,
Including fan-status, heater status, three-dimensional head state, power module state, mixed-media network modules mixed-media state;
The cradle head preset positions setup module, the cruise presetting bit of three-dimensional head is set;The cruise of the three-dimensional head is pre-
Set, the reflecting surface of whole parabola antenna is divided into M*N sub-regions, each corresponding 1 sub-regions of presetting bit of cruising;
The spray air temperature setup module, the incidence relation of spray air temperature grade and heater power is set, set current
Spray air temperature grade;The spray air temperature grade, the power of heater is set to 3 grades, corresponding 3 grades of sprays air temperature, 1 grade sprays wind-warm syndrome
The corresponding heater of degree is operated in the 60% of peak power, and 2 grades of spray air temperatures correspond to heater is operated in peak power 80%, 3
Level spray air temperature corresponds to heater and is operated in peak power;
The snow removing module, sent by mixed-media network modules mixed-media to controller and sweep away snow instruction and stopping is swept away snow instruction;
The course of work of the controller is:
Timing sends system status information to cell phone application;
The cruise presetting bit for receiving three-dimensional head sets instruction, sets and update the cruise presetting bit of three-dimensional head;
Receive spray air temperature and instruction is set, the incidence relation of spray air temperature grade and heater power is set, set current
Spray air temperature grade;
Reception is swept away snow instruction, starts fan and heater, controls three-dimensional head to enter cruise mode, and traversal is each preset
Position, three-dimensional cloud platform rotation drive spray wind nozzle rotation, and the velocity heated gas that spray wind nozzle sprays covers whole parabola antenna and entered
Row snow removing, regularly by the setting adjustment heater power of current spray air temperature grade, state in progress of sweeping away snow is sent to cell phone application
Information;
Receive stopping to sweep away snow instruction, close fan and heater, the three-dimensional head of control reset, swept away snow to cell phone application transmission
Halted state information;
The course of work of the cell phone application is:
The network connection of timing detection and control device, such as network connection interruption, then sound and light alarm;
The system status information that timing receipt and display controller are sent, differential mode then sound and light alarm;
The cruise presetting bit of three-dimensional head is set;
The incidence relation of spray air temperature grade and heater power is set, current spray air temperature grade is set;
When needing snow removing, transmission sweeps away snow instruction to controller;
When terminating to remove the snow, send stopping and sweep away snow instruction to controller.
The beneficial effects of the invention are as follows:
Cell phone application network interruption is alarmed, display system state, sets the cruise presetting bit of three-dimensional head, sets spray wind-warm syndrome
The incidence relation of grade and heater power is spent, the current spray air temperature grade of setting, sweep away snow instruction and stopping are sent to controller
Sweep away snow instruction;Controller receives instruction of sweeping away snow, and starts fan and heater, controls three-dimensional head to enter cruise mode, and traversal is every
Individual presetting bit, three-dimensional cloud platform rotation drive spray wind nozzle rotation, and the velocity heated gas that spray wind nozzle sprays covers whole parabola
Antenna is removed the snow, and regularly adjusts fan power by the setting that ought currently spray air temperature grade;Controller receives stopping and swept away snow finger
Order, fan and heater are closed, control three-dimensional head to reset.Cell phone application remote control of the present invention is convenient, air temperature of regulation spray at any time etc.
Level, using hot blast high-efficient cleaning except slush mixture on parabola antenna.
Brief description of the drawings
Fig. 1 is the system construction drawing of the embodiment of the present invention.
Fig. 2 is the cell phone application function structure chart of the embodiment of the present invention.
Embodiment
In order that technological means, creation feature, reached purpose and effect that the present invention realizes are easy to understand, below will
The invention will be further described with accompanying drawing in conjunction with the embodiments.
As depicted in figs. 1 and 2, a kind of hot air type parabola antenna snow removal system, it is characterised in that including:Fan 1, air channel
2nd, heater 3, spray wind nozzle 4, three-dimensional head 5, controller 6, power module 7, mixed-media network modules mixed-media 8, cell phone application 9;
The fan 1 connects air channel 2, the connection of air channel 2 spray wind nozzle 4;
The heater 3, in air channel 2, heated to by the air-flow in air channel 2;
The fan 1, air channel 2 and spray wind nozzle 4 are arranged on three-dimensional head 5;
The spray wind nozzle 4, the wind that fan 1 is blown out form high velocity air ejection by spraying wind nozzle 4 through air channel 2, blown to
Parabola antenna, accumulated snow is dispelled;The three-dimensional head 5, on the outside of parabola antenna, with parabola antenna reflecting surface axis
Section into more than 0 degree and being less than 90 degree of angles;
The fan 1, heater 3, three-dimensional head 5, power module 7, mixed-media network modules mixed-media 8 and controller 6 are connected by signal wire
Connect, controlled device 6 controls;The controller 6, it is MCU, DSP, FPGA, ARM one kind;
The power module 7 is civil power or solar powered, band battery, be fan 1, heater 3, three-dimensional head 5,
Controller 6, mixed-media network modules mixed-media 8 are powered;
The mixed-media network modules mixed-media 8, can access LAN or internet, controller 6 are carried out by mixed-media network modules mixed-media 8 and cell phone application 9
Network communication;
The cell phone application 9, including network detection module, system state module, cradle head preset positions setup module, spray wind-warm syndrome
Spend setup module, snow removing module;
The network detection module, the network connection of detection and control device 6, interruption are then alarmed;
The system state module, receive the system status information that simultaneously display controller 6 is sent;The system mode letter
Breath, including the state of fan 1, the state of heater 3, the state of three-dimensional head 5, the state of power module 7, the state of mixed-media network modules mixed-media 8;
The cradle head preset positions setup module, the cruise presetting bit of three-dimensional head 5 is set;The cruise of the three-dimensional head 5
Presetting bit, the reflecting surface of whole parabola antenna is divided into M*N sub-regions, each corresponding 1 sub-regions of presetting bit of cruising;
The spray air temperature setup module, sets spray air temperature grade and the incidence relation of the power of heater 3, sets current
Spray air temperature grade;The spray air temperature grade, the power of heater 3 is set to 3 grades, corresponding 3 grades of sprays air temperature, 1 grade sprays wind
Temperature corresponds to 60% that heater 3 is operated in peak power, and 2 grades of spray air temperatures correspond to heater 3 and are operated in peak power
80%, 3 grades of spray air temperatures correspond to heater 3 and are operated in peak power;
The snow removing module, sent by mixed-media network modules mixed-media 8 to controller 6 and sweep away snow instruction and stopping is swept away snow instruction;
The course of work of the controller 6 is:
Timing sends system status information to cell phone application 9;
The cruise presetting bit for receiving three-dimensional head 5 sets instruction, sets and update the cruise presetting bit of three-dimensional head 5;
Receive spray air temperature and instruction is set, spray air temperature grade and the incidence relation of the power of heater 3 are set, set current
Spray air temperature grade;
Reception is swept away snow instruction, starts fan 1 and heater 3, controls three-dimensional head 5 to enter cruise mode, and traversal is each pre-
Set, three-dimensional head 5, which rotates, drives spray wind nozzle 4 to rotate, and the velocity heated gas that spray wind nozzle 4 sprays covers whole parabola day
Line is removed the snow, and regularly by the setting adjustment power of heater 3 of current spray air temperature grade, progress of sweeping away snow is sent to cell phone application 9
Middle status information;
Receive stopping to sweep away snow instruction, close fan 1 and heater 3, control three-dimensional head 5 to reset, sent to cell phone application 9
Halted state of sweeping away snow information;
The course of work of the cell phone application 9 is:
The network connection of timing detection and control device 6, such as network connection interruption, then sound and light alarm;
The system status information that timing receipt and display controller 6 are sent, differential mode then sound and light alarm;
The cruise presetting bit of three-dimensional head 5 is set;
Spray air temperature grade and the incidence relation of the power of heater 3 are set, current spray air temperature grade is set;
When needing snow removing, transmission sweeps away snow instruction to controller 6;
When terminating to remove the snow, send stopping and sweep away snow instruction to controller 6.
The network interruption of cell phone application 9 is alarmed, display system state, sets the cruise presetting bit of three-dimensional head 5, sets spray wind
The incidence relation of temperature grade and the power of heater 3, current spray air temperature grade is set, sent to controller 6 sweep away snow instruction and
Stop instruction of sweeping away snow;Controller 6 receives instruction of sweeping away snow, and starts fan 1 and heater 3, controls three-dimensional head 5 to enter cruise mould
Formula, each presetting bit is traveled through, three-dimensional head 5, which rotates, drives spray wind nozzle 4 to rotate, and the velocity heated gas that spray wind nozzle 4 sprays covers
Cover whole parabola antenna to be removed the snow, regularly adjust the power of fan 1 by the setting that ought currently spray air temperature grade;Controller 6
Receive stopping to sweep away snow instruction, closing fan 1 and heater 3, control three-dimensional head 5 to reset.The remote control of cell phone application 9 is convenient, adjusts at any time
Section spray air temperature grade, using hot blast high-efficient cleaning except slush mixture on parabola antenna.
The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations;Although with reference to the foregoing embodiments
The present invention is described in detail, it will be understood by those within the art that:It still can be to previous embodiment
Described technical scheme is modified, or carries out equivalent substitution to which part technical characteristic;And these are changed or replaced
Change, the essence of appropriate technical solution is departed from the spirit and scope of technical scheme of the embodiment of the present invention.
Claims (1)
- A kind of 1. hot air type parabola antenna snow removal system, it is characterised in that including:Fan, air channel, heater, spray wind nozzle, Three-dimensional head, controller, power module, mixed-media network modules mixed-media, cell phone application;The fan connects air channel, air channel connection spray wind nozzle;The heater, in air channel, heated to by the air-flow in air channel;The fan, air channel and spray wind nozzle are arranged on three-dimensional head;The spray wind nozzle, the wind of fan blowout form high velocity air ejection by spraying wind nozzle through air channel, blow to parabola day Line, accumulated snow is dispelled;The three-dimensional head, on the outside of parabola antenna, with the section of parabola antenna reflecting surface axis into more than 0 degree and small In 90 degree of angles;The fan, heater, three-dimensional head, power module, mixed-media network modules mixed-media and controller are connected by signal wire, controlled device Control;The controller, it is MCU, DSP, FPGA, ARM one kind;The power module is civil power or solar powered, band battery, is fan, heater, three-dimensional head, controller, net Network module for power supply;The mixed-media network modules mixed-media, can access LAN or internet, and controller carries out network with cell phone application by mixed-media network modules mixed-media and led to News;The cell phone application, including network detection module, system state module, cradle head preset positions setup module, spray air temperature are set Module, snow removing module;The network detection module, the network connection of detection and control device, interruption are then alarmed;The system state module, receive the system status information that simultaneously display controller is sent;The system status information, including Fan-status, heater status, three-dimensional head state, power module state, mixed-media network modules mixed-media state;The cradle head preset positions setup module, the cruise presetting bit of three-dimensional head is set;The cruise presetting bit of the three-dimensional head, The reflecting surface of whole parabola antenna is divided into M*N sub-regions, each corresponding 1 sub-regions of presetting bit of cruising;The spray air temperature setup module, the incidence relation of spray air temperature grade and heater power is set, current spray wind is set Temperature grade;The spray air temperature grade, the power of heater is set to 3 grades, corresponding 3 grades of sprays air temperature, 1 grade sprays air temperature pair Heater is answered to be operated in the 60% of peak power, 2 grades of spray air temperatures correspond to heater is operated in peak power 80%, 3 grades of sprays Air temperature corresponds to heater and is operated in peak power;The snow removing module, sent by mixed-media network modules mixed-media to controller and sweep away snow instruction and stopping is swept away snow instruction;The course of work of the controller is:Timing sends system status information to cell phone application;The cruise presetting bit for receiving three-dimensional head sets instruction, sets and update the cruise presetting bit of three-dimensional head;Receive spray air temperature and instruction is set, the incidence relation of spray air temperature grade and heater power is set, current spray wind is set Temperature grade;Reception is swept away snow instruction, is started fan and heater, is controlled three-dimensional head to enter cruise mode, travels through each presetting bit, and three Tie up cloud platform rotation and drive spray wind nozzle rotation, the velocity heated gas that spray wind nozzle sprays covers whole parabola antenna and removed Snow, regularly by the setting adjustment heater power of current spray air temperature grade, the state in progress of sweeping away snow that sent to cell phone application is believed Breath;Receive stopping to sweep away snow instruction, close fan and heater, the three-dimensional head of control reset, swept away snow stopping to cell phone application transmission Status information;The course of work of the cell phone application is:The network connection of timing detection and control device, such as network connection interruption, then sound and light alarm;The system status information that timing receipt and display controller are sent, differential mode then sound and light alarm;The cruise presetting bit of three-dimensional head is set;The incidence relation of spray air temperature grade and heater power is set, current spray air temperature grade is set;When needing snow removing, transmission sweeps away snow instruction to controller;When terminating to remove the snow, send stopping and sweep away snow instruction to controller.
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CN201711018748.4A CN107748517A (en) | 2017-10-27 | 2017-10-27 | A kind of hot air type parabola antenna snow removal system |
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CN201711018748.4A CN107748517A (en) | 2017-10-27 | 2017-10-27 | A kind of hot air type parabola antenna snow removal system |
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CN201711018748.4A Pending CN107748517A (en) | 2017-10-27 | 2017-10-27 | A kind of hot air type parabola antenna snow removal system |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110444850A (en) * | 2019-09-27 | 2019-11-12 | 李晓飞 | A kind of parabola antenna snow removal system of separate type ring-type spray wind |
CN110534862A (en) * | 2019-09-27 | 2019-12-03 | 李晓飞 | A kind of parabola antenna snow removal system of stripe shape spray wind |
CN110611147A (en) * | 2019-09-27 | 2019-12-24 | 李晓飞 | Parabolic antenna snow removing system of T type gushing air |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN202423530U (en) * | 2011-11-10 | 2012-09-05 | 于遵义 | Satellite antenna feed source snow melting device |
CN105700482A (en) * | 2014-11-24 | 2016-06-22 | 西安众智惠泽光电科技有限公司 | Multi-snowplow operation real-time monitoring system |
CN105811067A (en) * | 2016-03-25 | 2016-07-27 | 国网山东省电力公司信息通信公司 | Device and method for removing snow and ice from satellite antenna |
CN205754898U (en) * | 2016-06-07 | 2016-11-30 | 北京中体善建建设工程有限公司 | A kind of pneumatic membrane building Special constant temperature electrical heating snow removal system |
CN106592499A (en) * | 2016-12-30 | 2017-04-26 | 深圳先进技术研究院 | Snow-shoveling robot and snow-shoveling method thereof |
CN106737706A (en) * | 2016-11-23 | 2017-05-31 | 河池学院 | A kind of snow removal machine people |
-
2017
- 2017-10-27 CN CN201711018748.4A patent/CN107748517A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN202423530U (en) * | 2011-11-10 | 2012-09-05 | 于遵义 | Satellite antenna feed source snow melting device |
CN105700482A (en) * | 2014-11-24 | 2016-06-22 | 西安众智惠泽光电科技有限公司 | Multi-snowplow operation real-time monitoring system |
CN105811067A (en) * | 2016-03-25 | 2016-07-27 | 国网山东省电力公司信息通信公司 | Device and method for removing snow and ice from satellite antenna |
CN205754898U (en) * | 2016-06-07 | 2016-11-30 | 北京中体善建建设工程有限公司 | A kind of pneumatic membrane building Special constant temperature electrical heating snow removal system |
CN106737706A (en) * | 2016-11-23 | 2017-05-31 | 河池学院 | A kind of snow removal machine people |
CN106592499A (en) * | 2016-12-30 | 2017-04-26 | 深圳先进技术研究院 | Snow-shoveling robot and snow-shoveling method thereof |
Non-Patent Citations (1)
Title |
---|
龚熙等: "气象卫星接收天线除雪方案分析", 《气象水文海洋仪器》 * |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110444850A (en) * | 2019-09-27 | 2019-11-12 | 李晓飞 | A kind of parabola antenna snow removal system of separate type ring-type spray wind |
CN110534862A (en) * | 2019-09-27 | 2019-12-03 | 李晓飞 | A kind of parabola antenna snow removal system of stripe shape spray wind |
CN110611147A (en) * | 2019-09-27 | 2019-12-24 | 李晓飞 | Parabolic antenna snow removing system of T type gushing air |
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Application publication date: 20180302 |