CN204651487U - Synchronous satellite the Wide Area Power mountain fire remote sensing signal receiving system - Google Patents
Synchronous satellite the Wide Area Power mountain fire remote sensing signal receiving system Download PDFInfo
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- CN204651487U CN204651487U CN201520323005.8U CN201520323005U CN204651487U CN 204651487 U CN204651487 U CN 204651487U CN 201520323005 U CN201520323005 U CN 201520323005U CN 204651487 U CN204651487 U CN 204651487U
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Abstract
The utility model discloses a kind of synchronous satellite the Wide Area Power mountain fire remote sensing signal receiving system, comprise base, column and reception pot, there is feed in the ball-type reflecting surface front receiving pot by support installing, column is installed on base by rotating mechanism and also can rotates around vertical axis, receiving pot is articulated with on column around horizontal axis, and receiving system also comprises rotary drive assembly for driving column to rotate and for driving the pitching driven unit of reception pot elevating movement.The utility model has and can receive electrical network mountain fire synchronous satellite wide area weak signal accurately, and monitoring range is wide, detect real-time and high reliability.
Description
Technical field
The utility model relates to power system transmission line and to prevent and reduce natural disasters technical field, is specifically related to a kind of synchronous satellite the Wide Area Power mountain fire remote sensing signal receiving system.
Background technology
Electrical network mountain fire is one of safe major casualty of harm grid power transmission, and it very easily causes line tripping, even can cause the collapse of bulk power grid time serious.Electrical network mountain fire all has generation in China's most area, not region-by-region, season, as long as possess burning three elements, just can occur.Its area coverage wide, the length that contains the time, coverage are big, be enough to become social disaster.Use conventional ground monitoring device or utilize the mode of artificial line walking can only find a small amount of mountain fire, and input cost is huge.
Satellite monitoring electrical network mountain fire is utilized to have the features such as monitoring is wide, discovery is timely, cost is low.Existing polar-orbiting satellite transmission line forest fire monitoring system system utilizes polar orbiting meteorological satellite to carry out the monitoring of electrical network mountain fire, and there is satellite transit time interval long (about 1 hour), scanning overlay area and there is the shortcomings such as blind area, its application exists certain limitation.
Synchronous satellite is static relative to ground, compared with polar-orbiting satellite, higher apart from ground, and monitoring range is wider, and sends Monitoring Data with the time interval within 15min.Synchronous satellite is utilized to carry out the monitoring of electrical network mountain fire, the Real-Time Monitoring of wide area mountain fire can be realized, overcome the shortcoming that polar-orbiting satellite transit time is long, scanning overlay area exists blind area, make up the deficiency of polar-orbiting satellite forest fire monitoring system, there is high development prospect.But the domestic synchronous satellite receiving system do not possessed for mountain fire monitoring, needs badly and develops at present.
Utility model content
The technical problems to be solved in the utility model is the deficiency overcoming prior art existence, there is provided one to receive electrical network mountain fire synchronous satellite wide area weak signal accurately, monitoring range is wide, detect real-time and the high synchronous satellite the Wide Area Power mountain fire remote sensing signal receiving system of reliability.
For solving the problems of the technologies described above, the utility model by the following technical solutions:
A kind of synchronous satellite the Wide Area Power mountain fire remote sensing signal receiving system, comprise base, column and reception pot, there is feed in the ball-type reflecting surface front of described reception pot by support installing, described column is installed on base by rotating mechanism and also can rotates around vertical axis, described reception pot is articulated with on column around horizontal axis, and described receiving system also comprises rotary drive assembly for driving column to rotate and for driving the pitching driven unit receiving pot elevating movement.
Above-mentioned receiving system, preferably, described rotary drive assembly comprises driving gear, driven gear and is fixed at the first threephase asynchronous machine on base, described driving gear is connected with the output shaft of the first threephase asynchronous machine, and described driven gear is connected with column and is meshed with driving gear.
Above-mentioned receiving system, preferably, described pitching driven unit comprises screw rod, nut, connecting rod, is fixed at the mount pad on column and is fixed at the second threephase asynchronous machine on mount pad, described screw rod to be vertically installed on mount pad and to be connected with the output shaft of the second threephase asynchronous machine, described nut screw connection is socketed on screw rod, one end and the nut of described connecting rod are hinged, and the other end of described connecting rod is hinged with reception pot.
Above-mentioned receiving system, preferably, the ball-type reflecting surface of described reception pot is spliced by 12 pieces of fan curved slabs, and each fan curved slab riveted joint is installed on a skeleton.
Above-mentioned receiving system, preferably, the diameter of described ball-type reflecting surface is more than 7.3 meters.
Above-mentioned receiving system, preferably, the ball-type reflecting surface of described reception pot is netted stretching parabola.
Above-mentioned receiving system, preferably, described receiving system is also provided with the control device for controlling to receive pot alignment angle, described control device comprises controller and position logging modle, described controller is connected with the threephase asynchronous machine of pitching driven unit with the threephase asynchronous machine of rotary drive assembly respectively, described position logging modle record storage reception pot and satellite are to the rotational angle information of punctual each threephase asynchronous machine, described controller is connected with position logging modle and controls the rotational angle of each threephase asynchronous machine according to the rotational angle information that position logging modle record stores.
Compared with prior art, the utility model has the advantage of: the utility model synchronous satellite the Wide Area Power mountain fire remote sensing signal receiving system can receive electrical network mountain fire synchronous satellite wide area weak signal accurately, its monitoring range be wide, detect real-time and reliability high.Meanwhile, the alignment angle receiving pot can also be regulated by rotary drive assembly and pitching driven unit, be beneficial to the signal that adjustment receives different synchronous satellite, can Data Source be enriched.The tracking accuracy of this receiving system can reach 0.01 °.After adopting this receiving system, effectively can overcome prolongation when polar-orbiting satellite is passed by, scan the little shortcoming in overlay area.Further, by arranging control device, can also realize receiving pot and change fast between different alignment angle, it is efficiently easy and simple to handle, can greatly reduce aligning difficulty, reduces hand labor intensity, is beneficial to and realizes Automated condtrol.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model synchronous satellite the Wide Area Power mountain fire remote sensing signal receiving system.
Fig. 2 is the structural representation that in the utility model, fan curved slab forms ball-type reflecting surface.
Fig. 3 is the structural representation of control device in the utility model.
Marginal data:
1, base; 2, column; 3, pot is received; 31, ball-type reflecting surface; 311, fan curved slab; 4, support; 5, feed; 6, rotary drive assembly; 61, driving gear; 62, driven gear; 63, the first threephase asynchronous machine; 7, pitching driven unit; 71, screw rod; 72, nut; 73, connecting rod; 74, mount pad; 75, the second threephase asynchronous machine; 8, controller; 9, position logging modle.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
As shown in Figure 1, synchronous satellite the Wide Area Power mountain fire remote sensing signal receiving system of the present utility model, comprise base 1, column 2 and receive pot 3, ball-type reflecting surface 31 front receiving pot 3 is provided with feed 5 by support 4, column 2 is installed on base 1 by rotating mechanism and also can rotates around vertical axis, receiving pot 3 is articulated with on column 2 around horizontal axis, and receiving system also comprises rotary drive assembly 6 for driving column 2 to rotate and for driving the pitching driven unit 7 of reception pot 3 elevating movement.
In the present embodiment, rotary drive assembly 6 comprises driving gear 61, driven gear 62 and is fixed at the first threephase asynchronous machine 63 on base 1, driving gear 61 is connected with the output shaft of the first threephase asynchronous machine 63, and driven gear 62 is connected with column 2 and is meshed with driving gear 61.First threephase asynchronous machine 63 drives driving gear 61 to rotate, and driving gear 61 transfers a torque to driven gear 62 and drives column 2 to rotate around vertical axis, and then adjustable reception pot 3 is around the rotational angle (azimuth) of vertical axis.
In the present embodiment, pitching driven unit 7 comprises screw rod 71, nut 72, connecting rod 73, is fixed at the mount pad 74 on column 2 and is fixed at the second threephase asynchronous machine 75 on mount pad 74, screw rod 71 to be vertically installed on mount pad 74 and to be connected with the output shaft of the second threephase asynchronous machine 75, nut 72 engagement sleeves is connected on screw rod 71, one end and the nut 72 of connecting rod 73 are hinged, and the other end of connecting rod 73 is hinged with reception pot 3.Second threephase asynchronous machine 75 drive nut 72 makes nut 72 move up and down, then drives reception pot 3 to do elevating movement around horizontally hinged axis by connecting rod 73, and then the luffing angle of adjustable reception pot 3.
In the present embodiment, as shown in Figure 2, the ball-type reflecting surface 31 receiving pot 3 is spliced by 12 pieces of fan curved slabs 311, and each fan curved slab 311 riveted joint is installed on a skeleton.The ball-type reflecting surface 31 receiving pot 3 is netted stretching parabola, and meanwhile, the diameter of ball-type reflecting surface 31 is 7.3 meters, can realize the accurate reception to synchronous satellite electrical network mountain fire weak signal.
The ball-type reflecting surface 31 of this receiving system is the netted stretching parabola of heavy caliber, adopts feed forward type feed 5, can receive electrical network mountain fire synchronous satellite wide area weak signal accurately, its monitoring range is wide, monitoring real-time and reliability high.Meanwhile, the alignment angle receiving pot 3 can be regulated by rotary drive assembly 6 and pitching driven unit 7, be beneficial to the signal that adjustment receives different synchronous satellite.The tracking accuracy of this receiving system can reach 0.01 °.
Receiving system also can be provided with the control device for controlling to receive pot 3 alignment angle further, as shown in Figure 3, this control device comprises controller 8 and position logging modle 9, controller 8 is connected with the threephase asynchronous machine of pitching driven unit 7 with the threephase asynchronous machine of rotary drive assembly 6 respectively, position logging modle 9 records to store and receives pot 3 with satellite to the rotational angle information of punctual each threephase asynchronous machine, and controller 8 is connected with position logging modle 9 and records according to position logging modle 9 rotational angle that the rotational angle information stored controls each threephase asynchronous machine.
By arranging control device, by position logging modle 9 record aim at different synchronous satellite time each asynchronous machine rotation angle information, when certain satellite aimed at by needs, transfer relevant rotating angle information by controller 8 and turn to respective angles to control asynchronous machine, namely the azimuth of adjustable reception pot 3 and the angle of pitch aim at corresponding synchronous satellite, realize the rapid translating between different synchronous satellite, it is efficiently easy and simple to handle, can greatly reduce aligning difficulty, reduce hand labor intensity, be beneficial to and realize Automated condtrol.Such as, the longitude and latitude of receiving system mounting points is N28.6371, E126.357, and receiving satellite is Japanese low orbit synchronous satellite MTSAT, Chinese FY-2 synchronous satellite.Calculate according to mounting points longitude and latitude and MTSAT satellite longitude and receive pot 3 to point to angle be α; Calculate according to mounting points longitude and latitude and FY-2 satellite longitude and receive pot 3 to point to angle be β, making reception pot 3 point to angle by regulating the first threephase asynchronous machine 63 and the second threephase asynchronous machine 75 is α, realize the reception to MTSAT, and utilize position logging modle 9 to record the rotational angle information of now the first threephase asynchronous machine 63 and the second threephase asynchronous machine 75; Making reception pot 3 point to angle by regulating the first threephase asynchronous machine 63 and the second threephase asynchronous machine 75 is β, realize the reception to FY-2, and utilize position logging modle 9 to record the rotational angle information of now the first threephase asynchronous machine 63 and the second threephase asynchronous machine 75.First, it is α that reception pot 3 points to angle, receive the signal of MTSAT satellite, when MTSAT satellite occurs abnormal, controller 8 records the rotational angle information stored according to position logging modle 9, the rotational angle of the first threephase asynchronous machine 63 and the second threephase asynchronous machine 75 can be controlled fast, make reception pot 3 point to angle and become β, realize the reception to FY-2 satellite-signal.
The above is only preferred implementation of the present utility model, and protection range of the present utility model is also not only confined to above-described embodiment.For those skilled in the art, do not departing from the improvement that obtains under the utility model technical conceive prerequisite and conversion also should be considered as protection range of the present utility model.
Claims (7)
1. a synchronous satellite the Wide Area Power mountain fire remote sensing signal receiving system, it is characterized in that: comprise base (1), column (2) and reception pot (3), ball-type reflecting surface (31) front of described reception pot (3) is provided with feed (5) by support (4), described column (2) is installed in base (1) by rotating mechanism and above also can rotates around vertical axis, described reception pot (3) is articulated with on column (2) around horizontal axis, described receiving system also comprises rotary drive assembly (6) for driving column (2) to rotate and for driving the pitching driven unit (7) receiving pot (3) elevating movement.
2. receiving system according to claim 1, it is characterized in that: the first threephase asynchronous machine (63) that described rotary drive assembly (6) comprises driving gear (61), driven gear (62) and is fixed on base (1), described driving gear (61) is connected with the output shaft of the first threephase asynchronous machine (63), and described driven gear (62) is connected with column (2) and is meshed with driving gear (61).
3. receiving system according to claim 1, it is characterized in that: described pitching driven unit (7) comprises screw rod (71), nut (72), connecting rod (73), the second threephase asynchronous machine (75) being fixed at the mount pad (74) on column (2) and being fixed on mount pad (74), described screw rod (71) is vertically installed in mount pad (74) and goes up and be connected with the output shaft of the second threephase asynchronous machine (75), described nut (72) engagement sleeves is connected on screw rod (71), one end and the nut (72) of described connecting rod (73) are hinged, the other end of described connecting rod (73) is hinged with reception pot (3).
4. receiving system according to claim 1, is characterized in that: the ball-type reflecting surface (31) of described reception pot (3) is spliced by 12 pieces of fan curved slabs (311), and each fan curved slab (311) riveted joint is installed on a skeleton.
5. receiving system according to claim 1, is characterized in that: the diameter of described ball-type reflecting surface (31) is more than 7.3 meters.
6. receiving system according to claim 1, is characterized in that: the ball-type reflecting surface (31) of described reception pot (3) is netted stretching parabola.
7. receiving system according to any one of claim 1 to 6, it is characterized in that: described receiving system is also provided with the control device for controlling to receive pot (3) alignment angle, described control device comprises controller (8) and position logging modle (9), described controller (8) is connected with the threephase asynchronous machine of pitching driven unit (7) with the threephase asynchronous machine of rotary drive assembly (6) respectively, described position logging modle (9) record stores and receives pot (3) with satellite to the rotational angle information of punctual each threephase asynchronous machine, described controller (8) is connected with position logging modle (9) and records according to position logging modle (9) rotational angle that the rotational angle information stored controls each threephase asynchronous machine.
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| CN201520323005.8U CN204651487U (en) | 2015-05-19 | 2015-05-19 | Synchronous satellite the Wide Area Power mountain fire remote sensing signal receiving system |
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| CN201520323005.8U CN204651487U (en) | 2015-05-19 | 2015-05-19 | Synchronous satellite the Wide Area Power mountain fire remote sensing signal receiving system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104852143A (en) * | 2015-05-19 | 2015-08-19 | 湖南省湘电试研技术有限公司 | Geosynchronous satellite wide area power grid wildfire remote sensing signal receiving device |
| CN115514378A (en) * | 2022-11-22 | 2022-12-23 | 深圳市中科睿科技有限公司 | Broadcast signal receiving device |
-
2015
- 2015-05-19 CN CN201520323005.8U patent/CN204651487U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104852143A (en) * | 2015-05-19 | 2015-08-19 | 湖南省湘电试研技术有限公司 | Geosynchronous satellite wide area power grid wildfire remote sensing signal receiving device |
| CN115514378A (en) * | 2022-11-22 | 2022-12-23 | 深圳市中科睿科技有限公司 | Broadcast signal receiving device |
| CN115514378B (en) * | 2022-11-22 | 2023-05-05 | 南京盛泰惠智能科技有限公司 | Broadcast signal receiving device |
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