CN214750849U - High-precision GNSS base station - Google Patents
High-precision GNSS base station Download PDFInfo
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- CN214750849U CN214750849U CN202121050252.7U CN202121050252U CN214750849U CN 214750849 U CN214750849 U CN 214750849U CN 202121050252 U CN202121050252 U CN 202121050252U CN 214750849 U CN214750849 U CN 214750849U
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- positioning substrate
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- remote sensor
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Abstract
The utility model discloses a high accuracy GNSS basic station, including the basic station main part, the signal interference shield cover is installed on the top of basic station main part, and the inside embedding of signal interference shield cover installs the GPS locator, first satellite positioning base plate, second satellite positioning base plate and third satellite positioning base plate are installed respectively to the inside of basic station main part, install communication repeater and remote sensor on first satellite positioning base plate, second satellite positioning base plate and the third satellite positioning base plate, through electric connection between the output of communication repeater and the input of remote sensor, the one end of remote sensor is connected with the radar tracker through signal conversion module, and the other end of remote sensor is connected with the radar tracker through signal detection module. The utility model discloses can guarantee at any moment, at least 4 satellites can all be observed simultaneously to arbitrary any point on the earth to guarantee that the satellite can gather the longitude and latitude and the height of this observation point, so that realize functions such as navigation, location, time service.
Description
Technical Field
The utility model relates to a satellite navigation technical field specifically is a high accuracy GNSS basic station.
Background
Gnss positioning is an observation that uses pseudoranges, ephemeris, satellite transmit times, etc. from a set of satellites, while the user clock error must also be known. The global navigation satellite system is a space-based radio navigation positioning system that can provide users with all-weather 3-dimensional coordinates and velocity and time information at any location on the earth's surface or in near-earth space. Therefore, it is popular to say that if you want to know the altitude in addition to the longitude and latitude, you must receive 4 satellites to locate accurately. The satellite navigation positioning technology has basically replaced the ground-based radio navigation, the traditional geodetic survey and the astronomical survey navigation positioning technology at present, and promotes the brand new development of the field of geodetic survey and navigation positioning. Nowadays, the GNSS system is not only an infrastructure of national safety and economy, but also an important mark for embodying the status of modernized big countries and the national comprehensive strength. Due to the important significance in politics, economy, military and other aspects, the major military countries and the economic bodies in the world compete to develop independent and autonomous satellite navigation systems.
The current GNSS base station has poor positioning accuracy, is easy to suffer from external electromagnetic signal interference, and cannot realize accurate positioning of a ground target object, so that the market needs to develop a novel high-accuracy GNSS base station.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a high accuracy GNSS basic station to current GNSS basic station positioning accuracy who proposes in solving above-mentioned background is relatively poor, easily suffers external electromagnetic signal interference, can't realize the problem to the accurate location of ground target thing.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high accuracy GNSS basic station, includes the basic station main part, the signal interference shield cover is installed on the top of basic station main part, and the signal interference shield cover is with basic station main part formula structure as an organic whole, and the inside embedding of signal interference shield cover installs the GPS locator, first satellite positioning base plate, second satellite positioning base plate and third satellite positioning base plate are installed respectively to the inside of basic station main part, install communication repeater and remote sensor on first satellite positioning base plate, the second satellite positioning base plate and the third satellite positioning base plate, through electric connection between the output of communication repeater and the input of remote sensor, the one end of remote sensor is connected with the radar tracker through signal conversion module, and the other end of remote sensor is connected with the radar tracker through signal detection module.
Preferably, the first satellite positioning substrate is mounted directly above the second satellite positioning substrate, and the third satellite positioning substrate is mounted directly below the second satellite positioning substrate.
Preferably, the outer sides of the first satellite positioning substrate, the second satellite positioning substrate and the third satellite positioning substrate are fixed to the base station main body through mounting frames.
Preferably, the first satellite positioning substrate, the second satellite positioning substrate and the third satellite positioning substrate are all provided with a signal emitter and a modulator.
Preferably, the remote sensor is connected with the signal receiver through a signal.
Preferably, the output end of the radar tracker is electrically connected with the input end of the scanning imaging module.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the top end of the base station main body is provided with the signal interference shielding cover, the signal interference shielding cover and the base station main body are of an integrated structure, the GPS positioner is embedded in the signal interference shielding cover, a good safety protection effect is achieved, the signal interference shielding cover can shield external electromagnetic interference signals, interference to the positioner is prevented, and therefore the positioning accuracy of the GPS positioner is improved;
(2) first satellite positioning base plate, install communication repeater and remote sensor on second satellite positioning base plate and the third satellite positioning base plate, through electric connection between the output of communication repeater and the input of remote sensor, the one end of remote sensor is connected with the radar tracker through signal conversion module, the other end of remote sensor is connected with the radar tracker through signal detection module, through installing three independent satellite positioning base plate, can continue to carry out location work when one of them damages, communication repeater is through the frequency conversion with the communication signal that sends, amplify, will amplify the clear feedback of back signal to the remote sensor, the remote sensor further handles the conversion with the signal of feeding back, make it present on the radar tracker, make things convenient for operating personnel to fix a position and look over.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic structural view of a first satellite positioning substrate according to the present invention;
fig. 3 is a schematic block diagram of the present invention.
In the figure: 1. a GPS locator; 2. a signal interference shield; 3. a mounting frame; 4. a base station main body; 5. a first satellite positioning substrate; 6. a second satellite positioning substrate; 7. a third satellite positioning substrate; 8. a signal transmitter; 9. a communication repeater; 10. a remote sensor; 11. a modulator; 12. a signal conversion module; 13. a signal receiver; 14. a signal detection module; 15. a radar tracker; 16. and scanning the imaging module.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-3, the present invention provides an embodiment: the utility model provides a high accuracy GNSS basic station, including basic station main body 4, signal interference shield cover 2 is installed on the top of basic station main body 4, signal interference shield cover 2 and basic station main body 4 formula structure as an organic whole, and the inside embedding of signal interference shield cover 2 installs GPS locator 1, first satellite positioning base plate 5 is installed respectively to the inside of basic station main body 4, second satellite positioning base plate 6 and third satellite positioning base plate 7, first satellite positioning base plate 5, install communication repeater 9 and remote sensor 10 on second satellite positioning base plate 6 and the third satellite positioning base plate 7, through electric connection between the output of communication repeater 9 and the input of remote sensor 10, the one end of remote sensor 10 is connected with radar tracker 15 through signal conversion module 12, the other end of remote sensor 10 is connected with radar tracker 15 through signal detection module 14.
Further, the first satellite positioning substrate 5 is mounted directly above the second satellite positioning substrate 6, and the third satellite positioning substrate 7 is mounted directly below the second satellite positioning substrate 6.
Further, the outer sides of the first satellite positioning substrate 5, the second satellite positioning substrate 6 and the third satellite positioning substrate 7 are fixed to the base station main body 4 through the mounting frame 3.
Further, the first satellite positioning substrate 5, the second satellite positioning substrate 6, and the third satellite positioning substrate 7 are each mounted with a signal transmitter 8 and a modulator 11.
Further, the remote sensor 10 is connected with the signal receiver 13 through signals.
Further, the output end of the radar tracker 15 is electrically connected to the input end of the scanning imaging module 16.
The working principle is as follows: when in use, the top end of the base station main body 4 is provided with the signal interference shielding cover 2, the signal interference shielding cover 2 and the base station main body 4 are in an integrated structure, the GPS positioner 1 is embedded in the signal interference shielding cover 2, the signal interference shielding cover 2 has good safety protection function, the signal interference shielding cover 2 can shield external electromagnetic interference signals and prevent interference to the GPS positioner 1, thereby improving the positioning precision of the GPS positioner 1, the base station main body 4 is internally provided with the first satellite positioning substrate 5, the second satellite positioning substrate 6 and the third satellite positioning substrate 7 respectively, the first satellite positioning substrate 5, the second satellite positioning substrate 6 and the third satellite positioning substrate 7 are provided with the communication transponder 9 and the remote sensor 10, the output end of the communication transponder 9 is electrically connected with the input end of the remote sensor 10, the one end of remote sensor 10 is passed through signal conversion module 12 and is connected with radar tracker 15, the other end of remote sensor 10 is passed through signal detection module 14 and is connected with radar tracker 15, through installing three independent satellite positioning base plate, can continue the location work when one of them damages, communication transponder 9 is with the communication signal process frequency conversion that sends, enlarge, the signal is clearly fed back to remote sensor 10 after will enlargiing, remote sensor 10 is further handled the conversion with the signal of feeding back, make it present on radar tracker 15, make things convenient for operating personnel to fix a position and look over.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. A high-precision GNSS base station comprises a base station main body (4) and is characterized in that a signal interference shielding cover (2) is installed at the top end of the base station main body (4), the signal interference shielding cover (2) and the base station main body (4) are of an integrated structure, a GPS positioner (1) is installed in the signal interference shielding cover (2) in an embedded mode, a first satellite positioning substrate (5), a second satellite positioning substrate (6) and a third satellite positioning substrate (7) are installed in the base station main body (4) respectively, a communication transponder (9) and a remote sensor (10) are installed on the first satellite positioning substrate (5), the second satellite positioning substrate (6) and the third satellite positioning substrate (7), an output end of the communication transponder (9) is electrically connected with an input end of the remote sensor (10), and one end of the remote sensor (10) is connected with a radar tracker (15) through a signal conversion module (12), the other end of the remote sensor (10) is connected with a radar tracker (15) through a signal detection module (14).
2. A high accuracy GNSS base station according to claim 1, characterized by: the first satellite positioning substrate (5) is arranged right above the second satellite positioning substrate (6), and the third satellite positioning substrate (7) is arranged right below the second satellite positioning substrate (6).
3. A high accuracy GNSS base station according to claim 1, characterized by: the outer sides of the first satellite positioning substrate (5), the second satellite positioning substrate (6) and the third satellite positioning substrate (7) are fixed with the base station main body (4) through the mounting frame (3).
4. A high accuracy GNSS base station according to claim 1, characterized by: and the first satellite positioning substrate (5), the second satellite positioning substrate (6) and the third satellite positioning substrate (7) are all provided with a signal emitter (8) and a modulator (11).
5. A high accuracy GNSS base station according to claim 1, characterized by: the remote sensor (10) is connected with the signal receiver (13) through signals.
6. A high accuracy GNSS base station according to claim 1, characterized by: the output end of the radar tracker (15) is electrically connected with the input end of the scanning imaging module (16).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202121050252.7U CN214750849U (en) | 2021-05-17 | 2021-05-17 | High-precision GNSS base station |
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| CN202121050252.7U CN214750849U (en) | 2021-05-17 | 2021-05-17 | High-precision GNSS base station |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114235012A (en) * | 2022-02-25 | 2022-03-25 | 四川省安全科学技术研究院 | Method and system for outdoor calibration and evaluation of vehicle-mounted mobile measurement system |
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2021
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114235012A (en) * | 2022-02-25 | 2022-03-25 | 四川省安全科学技术研究院 | Method and system for outdoor calibration and evaluation of vehicle-mounted mobile measurement system |
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