CN107706496A - A kind of parabola antenna snow removal system using recirculated water - Google Patents
A kind of parabola antenna snow removal system using recirculated water Download PDFInfo
- Publication number
- CN107706496A CN107706496A CN201711018701.8A CN201711018701A CN107706496A CN 107706496 A CN107706496 A CN 107706496A CN 201711018701 A CN201711018701 A CN 201711018701A CN 107706496 A CN107706496 A CN 107706496A
- Authority
- CN
- China
- Prior art keywords
- water
- tank
- water tank
- controller
- snow removing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/02—Arrangements for de-icing; Arrangements for drying-out ; Arrangements for cooling; Arrangements for preventing corrosion
Landscapes
- Management, Administration, Business Operations System, And Electronic Commerce (AREA)
Abstract
The invention discloses a kind of parabola antenna snow removal system using recirculated water, including entering water electromagnetic valve, water tank, level sensor, water tank pressurization pump, water solenoid valve, nozzle, three-dimensional head, tank, filtering module, tank booster pump, controller, power module, mixed-media network modules mixed-media, cell phone application；Entering water electromagnetic valve one end connects municipal tap water pipe network, and one end connects water tank, there is level sensor, water tank connection booster pump, booster pump connection water solenoid valve, water solenoid valve connection nozzle in water tank；Nozzle is arranged on three-dimensional head；Three-dimensional head is on the outside of parabola antenna；For tank below parabola antenna, bottom connects filtering module, and filtering module connects tank booster pump；Tank booster pump connects water tank；Cell phone application sets systematic parameter, water tank management, snow removing management；Controller detects cistern water level automatic controlled water replanishing, send tank water filter-press to water tank during snow removing.Cell phone application control snow removing of the present invention, utilizes recirculated water, economical environment-protective.
Description
Technical field
The present invention relates to parabola antenna snow-clearing technique field, is related to a kind of parabola antenna snow removing system using recirculated water
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.Time length snow, it is necessary to continuously remove the snow.Removed using water spray
The parabola antenna snow removal system of snow, a snowfall need to consume substantial amounts of water.Therefore, it is necessary to which a kind of can be water-saving
Parabola antenna snow removal system.
The content of the invention
It is an object of the invention to provide a kind of parabola antenna snow removal system using recirculated water, to solve prior art
The problem of existing.
The technical problems to be solved by the invention are realized using following technical scheme：
A kind of parabola antenna snow removal system using recirculated water, it is characterised in that including：Entering water electromagnetic valve, water tank, water
Level sensor, water tank pressurization pump, water solenoid valve, nozzle, three-dimensional head, tank, filtering module, tank booster pump, controller,
Power module, mixed-media network modules mixed-media, cell phone application；
Described entering water electromagnetic valve one end connects municipal tap water pipe network, one end connection water tank, and water tank connects water tank pressurization pump,
Water tank pressurization pump connects water solenoid valve, water solenoid valve connection nozzle；
The water tank, entering water electromagnetic valve is connected in top one end, in top other end connection water channel booster pump, connected in bottom
Water receiving case booster pump；
The level sensor, in water tank, measure Water in Water Tank place value；
The nozzle, on three-dimensional head；
The three-dimensional head, on the outside of parabola antenna, with the section of parabola antenna axis into 0~90 degree of angle；
The tank, the snow-broth flowed down from parabola antenna is received below parabola antenna, during snow removing, prevents snow-broth stream
Ground is dropped down, is the container of upward opening, aperture efficiency parabola antenna planimetric area big 1% to 20%, away from bottom of gullet
Filtering module is connected at 1% to 20% height to precipitate snow-broth impurity in bottom of gullet；
The filtering module, the snow-broth in filtering trough, connection water channel booster pump；
The tank booster pump, water tank is connected, the tank water after filtering is pressurizeed, convey inlet water tank；
The entering water electromagnetic valve, level sensor, water tank pressurization pump, water solenoid valve, three-dimensional head, tank booster pump,
Power module, mixed-media network modules mixed-media and controller signals line connect, and are controlled by the controller；
The controller, is MCU, DSP, FPGA, ARM one kind, tape storage；
The power module is civil power or solar powered, band battery, is entering water electromagnetic valve, level sensor, water tank
Booster pump, water solenoid valve, three-dimensional head, tank booster pump, mixed-media network modules mixed-media and controller 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, water tank management
Module, snow removing management module；
The network detection module, the network connection of detection and control device, interrupt then sound and light alarm；
The system state module, receive the system status information that simultaneously display controller is sent；The system status information,
Including entering water electromagnetic valve state, level sensor state, water tank pressurization pump state, water solenoid valve state, three-dimensional head state,
Tank booster pump state, power module state；
The cradle head preset positions setup module, the cruise presetting bit of three-dimensional head is set；
The water tank management module, cistern water level is shown, cistern water level lower limit and higher limit be set, water tank lacks water and full
Water then sound and light alarm, is sent moisturizing instruction and stops moisturizing and instruct by mixed-media network modules mixed-media to controller；
The snow removing management module, display snow removing status information, by mixed-media network modules mixed-media to controller send snow removing instruction and
Stop snow removing instruction；
The course of work of the controller is：
System electrification, each module initialization；
Timing acquisition system status information, is sent to cell phone application；
The Water in Water Tank place value of level sensor measurement is read in timing, cell phone application is sent to, such as Water in Water Tank place value>Higher limit,
Then water tank Full water alarm and close entering water electromagnetic valve stop moisturizing, such as Water in Water Tank place value<Lower limit, then water tank lacks water alarm and beat
Drive water solenoid valve into and carry out moisturizing；
Moisturizing instruction is received, entering water electromagnetic valve is opened and carries out moisturizing, such as Water in Water Tank place value>Higher limit, then water tank full water report
Warn and close entering water electromagnetic valve and stop moisturizing；Receive and stop moisturizing instruction, close entering water electromagnetic valve and stop moisturizing；
Controller receives snow removing instruction, starts entering water electromagnetic valve, water tank pressurization pump, water solenoid valve, controls three-dimensional head
Into cruise mode, each presetting bit is traveled through, three-dimensional cloud platform rotation drives nozzle rotation, and the High-Pressure Water covering that nozzle sprays is whole
Individual parabola antenna, is removed the snow, and delay a period of time, starts tank booster pump, defeated by being pressurizeed after the snow-broth filtering in tank
Water tank is sent into, so as to recycle snow-broth, status information during snow removing is carried out is sent to cell phone application；Controller, which receives, stops snow removing
Instruction, entering water electromagnetic valve, water tank pressurization pump, water solenoid valve, tank booster pump are closed, control three-dimensional head to reset, to mobile phone
APP sends snow removing halted state information；
The course of work of the cell phone application is：
Detect and show the network connection state with controller, interruption is then alarmed；
Receive the system status information that simultaneously display controller is sent；
The cruise presetting bit of three-dimensional head is set；
Timing receipt simultaneously shows Water in Water Tank place value, water tank lacks water and full water sound and light alarm；
Cistern water level lower limit and higher limit are set；
Send moisturizing instruction to controller by mixed-media network modules mixed-media and stop moisturizing and instruct；
During snow removing, snow removing instruction is sent to controller；
When terminating snow removing, send and stop snow removing 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, shows Water in Water Tank
Position, cistern water level lower limit and higher limit are set, and then sound and light alarm, transmission moisturizing instruct and stopped moisturizing for water tank lacks water and full water
Instruction, send snow removing instruction and stop snow removing instruction；Controller controls each module work, and detection cistern water level automatically controls benefit
Water, start tank booster pump after the delay by instruction moisturizing and snow removing, during snow removing, by pressurized delivered after the snow-broth filtering in tank
Enter water tank, so as to recycle snow-broth.System mobile phone APP is easy to control, and snow removing is efficient, utilizes recirculated water, economical environment-protective.
Brief description of the drawings
Fig. 1 is the system construction drawing of the embodiment of the present invention.
Fig. 2 is the circuit structure diagram of the embodiment of the present invention.
Fig. 3 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 shown in Figure 1, Figure 2 and Figure 3, a kind of parabola antenna snow removal system using recirculated water, it is characterised in that including：
Entering water electromagnetic valve 1, water tank 2, level sensor 3, water tank pressurization pump 4, water solenoid valve 5, nozzle 6, three-dimensional head 7, tank 8,
Filtering module 9, tank booster pump 10, controller 11, power module 12, mixed-media network modules mixed-media 13, cell phone application 14；
Described one end of entering water electromagnetic valve 1 connects municipal tap water pipe network, one end connection water tank 2, and water tank 2 connects water tank pressurization
Pump 4, water tank pressurization pump 4 connect water solenoid valve 5, and water solenoid valve 5 connects nozzle 6；
The water tank 2, entering water electromagnetic valve 1, the other end connection water channel booster pump 10 at top, the bottom of at are connected in top one end
Portion's connection water tank pressurization pump 4；
The level sensor 3, in water tank 2, measure the water level value of water tank 2；
The nozzle 6, on three-dimensional head 7；
The three-dimensional head 7, on the outside of parabola antenna, with the section of parabola antenna axis into 0~90 degree of angle；
The tank 8, the snow-broth flowed down from parabola antenna is received below parabola antenna, during snow removing, prevents snow-broth
Trickle ground, be upward opening container, aperture efficiency parabola antenna planimetric area big 1% to 20%, away from the bottom of tank 8
Filtering module 9 is connected at the height of portion 1% to 20% so as in the bottom precipitation snow-broth impurity of tank 8；
The filtering module 9, the snow-broth in filtering trough 8, connection water channel booster pump 10；
The tank booster pump 10, water tank 2 is connected, the water of tank 8 after filtering is pressurizeed, convey inlet water tank 2；
The entering water electromagnetic valve 1, level sensor 3, water tank pressurization pump 4, water solenoid valve 5, three-dimensional head 7, tank increase
Press pump 10, power module 12, mixed-media network modules mixed-media 13 are connected with the signal wire of controller 11, and controlled device 11 controls；
The controller 11, is MCU, DSP, FPGA, ARM one kind, tape storage；
The power module 12 is civil power or solar powered, band battery, be entering water electromagnetic valve 1, level sensor 3,
Water tank pressurization pump 4, water solenoid valve 5, three-dimensional head 7, tank booster pump 10, mixed-media network modules mixed-media 13 and controller 11 are powered；
The mixed-media network modules mixed-media 13, can access LAN or internet, controller 11 pass through mixed-media network modules mixed-media 13 and cell phone application 14
Carry out network communication；
The cell phone application 14, including network detection module, system state module, cradle head preset positions setup module, water tank 2
Management module, snow removing management module；The network detection module, the network connection of detection and control device 11, interrupt then acousto-optic report
It is alert；
The system state module, receive the system status information that simultaneously display controller 11 is sent；The system mode letter
Breath, including the state of entering water electromagnetic valve 1, the state of level sensor 3, the state of water tank pressurization pump 4, the state of water solenoid valve 5, three-dimensional cloud
The state of platform 7, the state of tank booster pump 10, the state of power module 12；
The cradle head preset positions setup module, the cruise presetting bit of three-dimensional head 7 is set；
The management module of water tank 2, the water level of water tank 2 is shown, the water level lower limit of water tank 2 and higher limit, the water shortage of water tank 2 are set
With full water then sound and light alarm, send moisturizing instruction to controller 11 by mixed-media network modules mixed-media 13 and stop moisturizing and instruct；
The snow removing management module, display snow removing status information, snow removing is sent to controller 11 by mixed-media network modules mixed-media 13 and referred to
Order and stopping snow removing instruction；
The course of work of the controller 11 is：
System electrification, each module initialization；
Timing acquisition system status information, it is sent to cell phone application 14；
The water level value of water tank 2 that level sensor 3 measures is read in timing, cell phone application 14 is sent to, such as the water level value of water tank 2>On
Limit value, then the Full water alarm of water tank 2 and close entering water electromagnetic valve 1 stop moisturizing, such as the water level value of water tank 2<Lower limit, then water tank 2 is scarce
Water, which is alarmed and opens entering water electromagnetic valve 1, carries out moisturizing；
Moisturizing instruction is received, entering water electromagnetic valve 1 is opened and carries out moisturizing, such as the water level value of water tank 2>Higher limit, the then full water of water tank 2
Alarm and close entering water electromagnetic valve 1 and stop moisturizing；
Receive and stop moisturizing instruction, close entering water electromagnetic valve 1 and stop moisturizing；
Controller 11 receives snow removing instruction, starts entering water electromagnetic valve 1, water tank pressurization pump 4, water solenoid valve 5, and control is three-dimensional
Head 7 enters cruise mode, travels through each presetting bit, and three-dimensional head 7, which rotates, drives nozzle 6 to rotate, the water under high pressure that nozzle 6 sprays
Stream covers whole parabola antenna, is removed the snow, and delay a period of time, starts tank booster pump 10, by the snow-broth mistake in tank 8
Pressurized delivered enters water tank 2 after filter, and so as to recycle snow-broth, status information during snow removing is carried out is sent to cell phone application 14；
Controller 11, which receives, stops snow removing instruction, closes entering water electromagnetic valve 1, water tank pressurization pump 4, water solenoid valve 5, tank
Booster pump 10, control three-dimensional head 7 to reset, snow removing halted state information is sent to cell phone application 14；
The course of work of the cell phone application 14 is：
Detect and show the network connection state with controller 11, interruption is then alarmed；
Receive the system status information that simultaneously display controller 11 is sent；
The cruise presetting bit of three-dimensional head 7 is set；
Timing receipt simultaneously shows the water level value of water tank 2, the water shortage of water tank 2 and full water sound and light alarm；
The water level lower limit of water tank 2 and higher limit are set；
Send moisturizing instruction to controller 11 by mixed-media network modules mixed-media 13 and stop moisturizing and instruct；
During snow removing, snow removing instruction is sent to controller 11；
When terminating snow removing, send and stop snow removing instruction to controller 11.
The network interruption of cell phone application 14 is alarmed, display system state, sets the cruise presetting bit of three-dimensional head 7, shows water tank
2 water levels, the water level lower limit of water tank 2 and higher limit are set, and then sound and light alarm, transmission moisturizing are instructed and stopped for the water shortage of water tank 2 and full water
Only moisturizing instructs, and sends snow removing instruction and stops snow removing instruction；Controller 11 controls each module to work, and detection water tank 2 water level is certainly
Dynamic control moisturizing, start tank booster pump 10 after the delay by instruction moisturizing and snow removing, during snow removing, by the snow-broth mistake in tank 8
Pressurized delivered enters water tank 2 after filter, so as to recycle snow-broth.The system cell phone application 14 is easy to control, and snow removing is efficient, using following
Ring water, economical environment-protective.
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. parabola antenna snow removal system using recirculated water, it is characterised in that including：Entering water electromagnetic valve, water tank, water level Sensor, water tank pressurization pump, water solenoid valve, nozzle, three-dimensional head, tank, filtering module, tank booster pump, controller, electricity Source module, mixed-media network modules mixed-media, cell phone application；Described entering water electromagnetic valve one end connects municipal tap water pipe network, one end connection water tank, water tank connection water tank pressurization pump, water tank Booster pump connects water solenoid valve, water solenoid valve connection nozzle；The water tank, entering water electromagnetic valve is connected in top one end, in top other end connection water channel booster pump, water is connected in bottom Case booster pump；The level sensor, in water tank, measure Water in Water Tank place value；The nozzle, on three-dimensional head；The three-dimensional head, on the outside of parabola antenna, with the section of parabola antenna axis into 0~90 degree of angle；The tank, the snow-broth flowed down from parabola antenna is received below parabola antenna, during snow removing, prevent snow-broth trickling ground Face, it is the container of upward opening, aperture efficiency parabola antenna planimetric area big 1% to 20%, is arrived away from bottom of gullet 1% Filtering module is connected at 20% height to precipitate snow-broth impurity in bottom of gullet；The filtering module, the snow-broth in filtering trough, connection water channel booster pump；The tank booster pump, water tank is connected, the tank water after filtering is pressurizeed, convey inlet water tank；The entering water electromagnetic valve, level sensor, water tank pressurization pump, water solenoid valve, three-dimensional head, tank booster pump, power supply Module, mixed-media network modules mixed-media and controller signals line connect, and are controlled by the controller；The controller, is MCU, DSP, FPGA, ARM one kind, tape storage；The power module is civil power or solar powered, band battery, is entering water electromagnetic valve, level sensor, water tank pressurization Pump, water solenoid valve, three-dimensional head, tank booster pump, mixed-media network modules mixed-media and controller 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, water tank management mould Block, snow removing management module；The network detection module, the network connection of detection and control device, interrupt then sound and light alarm；The system state module, receive the system status information that simultaneously display controller is sent；The system status information, including Entering water electromagnetic valve state, level sensor state, water tank pressurization pump state, water solenoid valve state, three-dimensional head state, tank Booster pump state, power module state；The cradle head preset positions setup module, the cruise presetting bit of three-dimensional head is set；The water tank management module, cistern water level is shown, cistern water level lower limit and higher limit are set, and water tank lacks water and full water are then Sound and light alarm, moisturizing instruction is sent to controller by mixed-media network modules mixed-media and stops moisturizing instruction；The snow removing management module, display snow removing status information, snow removing instruction is sent to controller by mixed-media network modules mixed-media and stopped Snow removing instruction；The course of work of the controller is：System electrification, each module initialization；Timing acquisition system status information, is sent to cell phone application；The Water in Water Tank place value of level sensor measurement is read in timing, cell phone application is sent to, such as Water in Water Tank place value>Higher limit, then water Case Full water alarm simultaneously closes entering water electromagnetic valve stopping moisturizing, such as Water in Water Tank place value<Lower limit, then water tank lacks water alarm and open into Water solenoid valve carries out moisturizing；Moisturizing instruction is received, entering water electromagnetic valve is opened and carries out moisturizing, such as Water in Water Tank place value>Higher limit, then water tank Full water alarm is simultaneously Close entering water electromagnetic valve and stop moisturizing；Receive and stop moisturizing instruction, close entering water electromagnetic valve and stop moisturizing；Controller receives snow removing instruction, starts entering water electromagnetic valve, water tank pressurization pump, water solenoid valve, controls three-dimensional head to enter Cruise mode, each presetting bit is traveled through, three-dimensional cloud platform rotation drives nozzle rotation, and the High-Pressure Water covering that nozzle sprays is whole to throw Object plane antenna, is removed the snow, and delay a period of time, starts tank booster pump, and pressurized delivered after the snow-broth filtering in tank is entered Water tank, so as to recycle snow-broth, status information during snow removing is carried out is sent to cell phone application；Controller, which receives, stops snow removing instruction, closes entering water electromagnetic valve, water tank pressurization pump, water solenoid valve, tank booster pump, control Make three-dimensional head to reset, snow removing halted state information is sent to cell phone application；The course of work of the cell phone application is：Detect and show the network connection state with controller, interruption is then alarmed；Receive the system status information that simultaneously display controller is sent；The cruise presetting bit of three-dimensional head is set；Timing receipt simultaneously shows Water in Water Tank place value, water tank lacks water and full water sound and light alarm；Cistern water level lower limit and higher limit are set；Send moisturizing instruction to controller by mixed-media network modules mixed-media and stop moisturizing and instruct；During snow removing, snow removing instruction is sent to controller；When terminating snow removing, send and stop snow removing instruction to controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711018701.8A CN107706496A (en) | 2017-10-27 | 2017-10-27 | A kind of parabola antenna snow removal system using recirculated water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711018701.8A CN107706496A (en) | 2017-10-27 | 2017-10-27 | A kind of parabola antenna snow removal system using recirculated water |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107706496A true CN107706496A (en) | 2018-02-16 |
Family
ID=61183211
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711018701.8A Pending CN107706496A (en) | 2017-10-27 | 2017-10-27 | A kind of parabola antenna snow removal system using recirculated water |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107706496A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201648300U (en) * | 2009-12-25 | 2010-11-24 | 马鞍山钢铁股份有限公司 | Water seal decontamination cycle device of coke furnace raiser |
| CN204329151U (en) * | 2014-10-20 | 2015-05-13 | 王米 | The storage-type solar gas heat supply heating in parallel hot water apparatus of Long-distance Control |
| CN205646095U (en) * | 2016-05-23 | 2016-10-12 | 吴艳明 | Automatic snow removal system of cubical antenna |
-
2017
- 2017-10-27 CN CN201711018701.8A patent/CN107706496A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201648300U (en) * | 2009-12-25 | 2010-11-24 | 马鞍山钢铁股份有限公司 | Water seal decontamination cycle device of coke furnace raiser |
| CN204329151U (en) * | 2014-10-20 | 2015-05-13 | 王米 | The storage-type solar gas heat supply heating in parallel hot water apparatus of Long-distance Control |
| CN205646095U (en) * | 2016-05-23 | 2016-10-12 | 吴艳明 | Automatic snow removal system of cubical antenna |
Non-Patent Citations (1)
| Title |
|---|
| 薛占明 等: ""天津地球站卫星天线冲雪系统"", 《天津市电视技术研究会2016年年会论文集》 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104264771B (en) | Emergence treating method and the pre-front emergency disposal system of waterlogging before a kind of urban waterlogging is pre- | |
| CN201704729U (en) | Pipe network pressure-superposition frequency conversion water supply system | |
| CN204907400U (en) | Agricultural irrigation equipment | |
| CN204244843U (en) | A kind of solar energy automatic spraying arrangement utilizing rainwater | |
| CN204139290U (en) | Emergency disposal system before a kind of urban waterlogging is pre- | |
| CN201241323Y (en) | Outside cable ditch water discharge structure | |
| CN104604649A (en) | Multi-functional low-power-consumption water-saving irrigation device and system | |
| CN204023720U (en) | A kind of without negative pressure bidirectional offset-type automatic energy saving supply equipment | |
| CN202731982U (en) | Atomizing dust fall system using anti-freeze water delivery device | |
| CN204904099U (en) | Automatic change drainage system | |
| CN110772906A (en) | Intelligent dust suppression system | |
| CN107706496A (en) | A kind of parabola antenna snow removal system using recirculated water | |
| CN104923005B (en) | Automatic dust collection device of grab bucket | |
| CN107742770A (en) | A kind of parabola antenna snow removal system of recirculated water defects inspecting | |
| CN212674235U (en) | Urban sewage pipeline drainage waterlogging-prevention monitoring system | |
| CN107742769A (en) | A kind of parabola antenna snow removal system of filtration cycle water | |
| CN109869262A (en) | A kind of new energy irrigating apparatus | |
| CN206038041U (en) | Pumping shaft intelligent information collection system based on multiple sensor | |
| CN202812801U (en) | Anti-freezing water conveying device | |
| CN210405372U (en) | Emergent drainage management system in wisdom city | |
| CN107845853A (en) | A kind of parabola antenna snow removal system of tank impurity easy cleaning | |
| CN107910630A (en) | A kind of parabola antenna snow removal system of automatic water supplement | |
| CN204023484U (en) | In a kind of Substation Station, use prevention waterlogging device automatically | |
| CN107799864A (en) | A kind of parabola antenna snow removal system of tank automatic defrosting | |
| CN107799862A (en) | A kind of parabola antenna snow removal system of tank with electric controlled door |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180216 |