CN211148931U - Vehicle-mounted signal acquisition system - Google Patents
Vehicle-mounted signal acquisition system Download PDFInfo
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- CN211148931U CN211148931U CN201921956904.6U CN201921956904U CN211148931U CN 211148931 U CN211148931 U CN 211148931U CN 201921956904 U CN201921956904 U CN 201921956904U CN 211148931 U CN211148931 U CN 211148931U
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Abstract
The utility model provides a vehicle-mounted signal acquisition system, which relates to the technical field of vehicle-mounted communication, and comprises a network communication system, an operation system, a power supply system, a GNSS equipment positioning accuracy detection system and a data acquisition system, wherein the GNSS equipment positioning accuracy detection system comprises a GNSS antenna, a GNSS receiver, inertial navigation equipment and a GNSS signal transponder; the data acquisition system comprises GNSS signal acquisition equipment, an RF signal recording and playback system and a synchronous recording converter, wherein the GNSS signal acquisition equipment and the RF signal recording and playback system are connected with a GNSS antenna through a power divider. The utility model can ensure that the vehicle can quickly and stably surf the internet and perform data interaction with an industrial personal computer, a notebook computer and the like in the running process of the signal acquisition vehicle; meanwhile, dynamic positioning precision detection and data acquisition of the GNSS positioning terminal can be carried out.
Description
Technical Field
The utility model relates to an on-vehicle communication technology field especially relates to an on-vehicle signal acquisition system.
Background
The vehicle-mounted signal acquisition system is a means for realizing high informatization and intellectualization of traffic by applying an advanced wireless communication technology on vehicles on the basis of the development of an intelligent traffic system and a sensor network technology.
The conventional vehicle-mounted signal acquisition system mainly comprises a network communication system, an operation and control system and a power supply system, and can ensure that the vehicle can quickly and stably surf the internet and perform data interaction with an industrial personal computer, a notebook computer and the like in the driving process of a signal acquisition vehicle; however, the existing vehicle-mounted signal acquisition system cannot perform dynamic positioning precision detection and data acquisition of the GNSS positioning terminal (including an integrated device to be inspected and a split device to be inspected).
SUMMERY OF THE UTILITY MODEL
In view of the above disadvantages of the prior art, an object of the present invention is to provide a vehicle-mounted signal acquisition system, which can ensure fast and stable access to the internet and data interaction with an industrial personal computer, a notebook computer, etc. during the driving process of a vehicle of a signal acquisition vehicle; meanwhile, dynamic positioning precision detection and data acquisition of the GNSS positioning terminal can be carried out.
In order to achieve the above and other related purposes, the utility model provides a vehicle-mounted signal acquisition system, including network communication system, control system, power supply system, GNSS equipment positioning accuracy detecting system, data acquisition system, GNSS equipment positioning accuracy detecting system includes GNSS antenna, GNSS receiver, inertial navigation equipment, GNSS signal transponder, the GNSS antenna divides the ware through the merit and is connected with GNSS receiver, GNSS signal transponder signal, the GNSS receiver passes through the data line and is connected with inertial navigation equipment; the data acquisition system comprises GNSS signal acquisition equipment, an RF signal recording and playback system and a synchronous recording converter, wherein the GNSS signal acquisition equipment and the RF signal recording and playback system are connected with a GNSS antenna through a power divider.
In an embodiment of the present invention, the GNSS signal collecting apparatus is provided for a plurality of stations, and the GNSS antenna includes a GNSS main antenna and a GNSS auxiliary antenna.
In an embodiment of the present invention, the network communication system includes a network communication unit, a wireless data transmission unit, and a wired data transmission unit, wherein the network communication unit includes a 4G network card and an industrial wireless router; the wireless data transmission unit comprises a mobile phone, a notebook computer and an integrated device to be detected; wired data transmission unit includes the industrial computer, split type equipment of waiting to examine, 4G network card and industrial grade wireless router network communication are connected, cell-phone, notebook computer, integral type are waited equipment and industrial grade wireless router network communication and are connected, industrial grade wireless router and industrial computer network connection.
In an embodiment of the present invention, the control system includes an operation desk, a display, and an operation panel, the operation panel is provided with a power switch and an OBD interface.
In an embodiment of the utility model, industrial computer, integral type wait to examine equipment, split type wait to examine equipment is many settings respectively.
As above, the utility model discloses an on-vehicle signal acquisition system has following beneficial effect: the utility model can ensure that the vehicle can quickly and stably surf the internet and perform data interaction with an industrial personal computer, a notebook computer and the like in the running process of the signal acquisition vehicle; meanwhile, dynamic positioning precision detection and data acquisition of the GNSS positioning terminal can be carried out.
Drawings
Fig. 1 shows the schematic structural diagram of the vehicle body of the signal acquisition vehicle disclosed in the embodiment of the present invention.
Fig. 2 shows the internal structure schematic diagram of the vehicle body of the signal acquisition vehicle disclosed in the embodiment of the present invention.
Fig. 3 shows a top view of a vehicle body structure of a signal acquisition vehicle disclosed in an embodiment of the present invention.
Fig. 4 is a schematic diagram of the internal structures of the first cabinet and the second cabinet disclosed in the embodiment of the present invention.
Fig. 5 is a diagram illustrating a configuration of the vehicle-mounted signal acquisition system disclosed in the embodiment of the present invention.
Fig. 6 is a diagram illustrating a structure of a network communication system according to an embodiment of the present invention.
Fig. 7 is a schematic diagram showing a classification of power switches on the operation panel according to an embodiment of the present invention.
Fig. 8 shows an electrical connection diagram of the vehicle-mounted signal acquisition system disclosed in the embodiment of the present invention.
Fig. 9 is a device connection diagram of the vehicle-mounted signal acquisition system disclosed in the embodiment of the present invention.
The labels in the figure are: the method comprises the following steps of 1-operating a table, 2-rotating a seat, 3-folding a table board, 4-turning the seat, 5-inertial navigation equipment, 6-cabinet group, 7-illuminating lamp, 8-radar, 9-GNSS antenna, 10-fisheye lens and 11-panoramic camera.
Detailed Description
The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.
Please refer to fig. 1 to 9. It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function that the present invention can produce and the purpose that the present invention can achieve. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.
The utility model provides a vehicle-mounted signal acquisition system, as shown in figures 1-3, the vehicle-mounted signal acquisition system is realized based on a vehicle body of a signal acquisition vehicle, an operation table 1, a rotary seat 2, a cabinet group 6, a lighting lamp 7, a folding bedplate 3, a turnover seat 4 and inertial navigation equipment 5 are arranged in the vehicle body of the signal acquisition vehicle; the signal acquisition vehicle comprises a signal acquisition vehicle body, and is characterized in that a radar 8, a GNSS antenna 9, a fisheye lens 10 and a panoramic camera 11 are arranged above the signal acquisition vehicle body, an operation table 1 is arranged behind a driver seat, a rotary seat 2 is arranged behind the operation table 1, a cabinet group 6 is arranged behind the rotary seat 2, an illuminating lamp 7 is arranged on a top plate in the signal acquisition vehicle body, a folding bedplate 3 and a turnover seat 4 are arranged on the side edge in the signal acquisition vehicle body, and an inertial navigation device 5 is arranged on a central axis of the signal acquisition vehicle body and is fixedly connected with the signal acquisition vehicle body; the GNSS antenna 9 includes a GNSS main antenna and a GNSS auxiliary antenna.
Specifically, a battery is arranged below the cabinet set 6, and a gap between the cabinet set 6 and the signal acquisition vehicle body is encapsulated by a panel; an anti-static bottom plate leather is paved on the bottom plate of the signal acquisition vehicle body;
specifically, the cabinet group 6 is composed of a first cabinet, a second cabinet and a third cabinet which are arranged side by side, the third cabinet is a standby cabinet, the first cabinet, the second cabinet and the third cabinet are closed in the traveling direction without doors or the rear door direction, and no baffle is arranged at the top of the first cabinet, the second cabinet and the third cabinet, so that signal lines can conveniently enter the first cabinet, the second cabinet and the third cabinet; as shown in fig. 4, the first cabinet is divided into three layers, which are respectively a module detection layer, an equipment layer and a computer layer, wherein a plurality of split type devices to be detected (including a first split type device to be detected, a second split type device to be detected and a third split type device to be detected) are installed in the module detection layer, a plurality of GNSS signal acquisition devices (including a first GNSS signal acquisition device and a second GNSS signal acquisition device), a synchronous recording converter and an RF signal recording and playback system are installed in the equipment layer, and a plurality of industrial personal computers (including a first industrial personal computer and a second industrial personal computer) are installed in the computer layer; the RF signal recording and playback system is of the type of the Ciboren GSS 6450.
The second cabinet is divided into three layers which are respectively a data interaction layer, a detection layer and a GNSS layer, a plurality of power dividers (including a first power divider and a second power divider) and an industrial wireless router are arranged in the data interaction layer, a plurality of integrated devices to be detected (including a first integrated device to be detected, a second integrated device to be detected and a third integrated device to be detected) and a GNSS signal transponder are arranged in the detection layer, and a GNSS receiver, an inversion all-in-one machine and a charger are arranged in the GNSS layer;
as shown in fig. 5, the vehicle-mounted signal acquisition system includes a network communication system, a control system, a power supply system, a GNSS device positioning accuracy detection system, and a data acquisition system, as shown in fig. 6, the network communication system includes a network communication unit, a wireless data transmission unit, and a wired data transmission unit, and the network communication unit includes a 4G network card and an industrial wireless router; the wireless data transmission unit comprises a mobile phone, a notebook computer and an integrated device to be detected; the wired data transmission unit comprises an industrial personal computer and split type equipment to be detected, the network communication unit is in communication connection with the wireless data transmission unit through a wireless network, and the industrial wireless router is in communication connection with the industrial personal computer through a network cable.
Specifically, the control system comprises an operation table 1, a display and an operation panel, wherein the operation panel is provided with a power switch and an OBD interface (data interaction interface), the power switch is divided into a combined navigation switch, an acquisition device switch, a computer power switch, a power divider switch and a reserved device switch according to the layout of a first cabinet and a second cabinet, as shown in fig. 7, and the combined navigation switch is used for controlling the power on and off of a GNSS receiver, inertial navigation equipment 5 and a GNSS signal repeater; the acquisition equipment switch is used for controlling the power supply of the first GNSS signal acquisition equipment, the second GNSS signal acquisition equipment and the RF signal recording and playback system to be switched on and switched off; the computer power switch is used for controlling the power of the plurality of industrial personal computers to be turned off; the data interaction switch is used for controlling the on-off of USB power supplies of a plurality of industrial personal computers, the on-off of USB power supplies of the GNSS receivers and the on-off of power supplies of the OBD interfaces; the reserved equipment switch is used for controlling the power supply of the radar and the panoramic camera to be switched on and switched off, and the power supply switch button adopts a lamplight display button and can display whether the power supply of the equipment is normal or not;
specifically, the power supply system comprises a generator, an inversion all-in-one machine and a battery; when an engine of the signal acquisition vehicle body is started, the generator and the inversion all-in-one machine are used for generating power and supplying power; when an engine of the signal acquisition vehicle body is closed, the battery supplies power; as shown in fig. 8, the power supply part adopts 5 industrial Power Distribution Units (PDUs) (including a first PDU, a second PDU, a third PDU, a fourth PDU, and a fifth PDU) for power supply control, the power distribution units are installed on the front or back of the cabinet, the first PDU, the second PDU, and the third PDU are installed on the first cabinet, the fourth PDU is installed on the second cabinet, the fifth PDU is installed on the operation panel, PDU1 is connected with the first industrial personal computer and the second industrial personal computer through wires or cables, the second PDU is connected with an industrial wireless router and a split type device to be tested through wires or cables, the third PDU is connected with the first GNSS signal acquisition equipment and the second GNSS signal acquisition equipment through electric wires or cables, the fourth PDU is connected with the inertial navigation equipment 5 and the GNSS receiver through electric wires or cables, and the fifth PDU is connected with the first display and the second display through electric wires or cables.
Specifically, the GNSS device positioning accuracy detection system comprises a GNSS antenna, a GNSS receiver, an inertial navigation device 5, and a GNSS signal repeater, wherein the GNSS antenna is in signal connection with the GNSS receiver and the GNSS signal repeater through a power divider, and the GNSS receiver is connected with the inertial navigation device through a data line; the positioning accuracy of GNSS equipment to be detected (including integrated equipment to be detected and split equipment to be detected) is detected; the GNSS satellite data is received through a measuring type GNSS antenna 9 arranged at the top of the signal acquisition vehicle body, the signal is divided by a power divider, on one hand, the signal is directly connected with a GNSS receiver through a signal wire, and on the other hand, the satellite signal is respectively transmitted to an integrated device to be detected (namely, the device with the antenna and a host integrated, such as a common RTK device and a split type device to be detected (only the host has no antenna, such as a common Tianbao NetR 9);
specifically, the data acquisition system comprises a GNSS signal acquisition device, an RF signal recording and playback system and a synchronous recording converter, wherein the GNSS signal acquisition device and the RF signal recording and playback system are connected with a GNSS antenna through a power divider, so as to acquire and record GNSS satellite data and RTK related data in real time. Specifically, as shown in fig. 9, a battery is connected with a generator to supply power to the system, a laptop and a mobile phone are in wireless communication connection with an industrial router, the industrial router is in wireless communication connection with an integrated device to be inspected (including a first integrated device to be inspected, a second integrated device to be inspected, and a third integrated device to be inspected), the industrial router is in wireless communication connection with a first industrial personal computer and a second industrial personal computer, the first industrial personal computer is connected with a first GNSS signal acquisition device, a second GNSS signal acquisition device, a synchronous recording converter, and an RF signal recording and playback system through data lines; the first GNSS signal acquisition equipment and the second GNSS signal acquisition equipment are connected with the first power divider and the second power divider through signal lines, the first industrial personal computer and the second industrial personal computer are connected with the GNSS receiver through data lines, the industrial personal computer 2 is connected with the first split type equipment to be detected, the second split type equipment to be detected and the third split type equipment to be detected through a standby data line, the integrated equipment to be detected (including the first split type equipment to be detected, the second integrated equipment to be detected and the third integrated equipment to be detected) is connected with the GNSS signal transponder through a network cable, the GNSS signal transponder is connected with the first split type equipment to be detected, the second split type equipment to be detected, the third split type equipment to be detected, the first power divider and the first power divider through signal lines, the GNSS receiver is further connected with the inertial navigation equipment 5 through data lines and connected with the first power divider and the second power divider through signal lines; the first power divider and the second power divider are connected with the GNSS main antenna and the GNSS auxiliary antenna through signal lines.
The utility model discloses the theory of operation as follows: data interaction between the vehicle-mounted signal acquisition system and the internet, data interaction between the industrial personal computers and the notebook computer are realized through the network communication system; and a high-quality internet environment is provided for a notebook computer, an integrated device to be detected, a mobile phone and the like, and the system can quickly and stably surf the internet in the driving process of a vehicle.
The power supply system supplies power to the equipment of the vehicle-mounted signal acquisition system, the mode of combining the generator and the battery for power supply is adopted, the utilization efficiency of the generator of the vehicle is improved, and the battery is adopted for power supply under the condition that the engine is closed.
The power supply of the equipment is controlled to be switched on and switched off through the control system, and meanwhile, data copying of an industrial personal computer, data copying of a GNSS satellite and the like are carried out;
the positioning accuracy of GNSS equipment to be detected (including integrated equipment to be detected and split type equipment to be detected) is detected through a GNSS equipment positioning accuracy detection system;
GNSS satellite data is acquired through the data acquisition system and is used for afterwards playback and processing.
In summary, the utility model can ensure fast and stable internet access and data interaction with industrial personal computer, notebook computer, etc. during the driving process of the vehicle body of the signal acquisition vehicle; meanwhile, dynamic positioning precision detection and data acquisition of the GNSS positioning terminal can be carried out. Therefore, the utility model effectively overcomes various defects in the prior art and has high industrial utilization value.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (5)
1. The utility model provides a vehicle-mounted signal acquisition system which characterized in that: the GNSS device positioning accuracy detection system comprises a GNSS antenna, a GNSS receiver, inertial navigation equipment and a GNSS signal transponder, wherein the GNSS antenna is in signal connection with the GNSS receiver and the GNSS signal transponder through a power divider, and the GNSS receiver is connected with the inertial navigation equipment through a data line; the data acquisition system comprises GNSS signal acquisition equipment, an RF signal recording and playback system and a synchronous recording converter, wherein the GNSS signal acquisition equipment and the RF signal recording and playback system are connected with a GNSS antenna through a power divider.
2. The vehicle-mounted signal acquisition system according to claim 1, characterized in that: the GNSS signal acquisition equipment is arranged in a plurality of sets, and the GNSS antenna comprises a GNSS main antenna and a GNSS auxiliary antenna.
3. The vehicle-mounted signal acquisition system according to claim 1, characterized in that: the network communication system comprises a network communication unit, a wireless data transmission unit and a wired data transmission unit, wherein the network communication unit comprises a 4G network card and an industrial wireless router; the wireless data transmission unit comprises a mobile phone, a notebook computer and an integrated device to be detected; wired data transmission unit includes the industrial computer, split type equipment of waiting to examine, 4G network card and industrial grade wireless router network communication are connected, cell-phone, notebook computer, integral type are waited equipment and industrial grade wireless router network communication and are connected, industrial grade wireless router and industrial computer network connection.
4. The vehicle-mounted signal acquisition system according to claim 1, characterized in that: the control system comprises an operation table, a display and an operation panel, wherein the operation panel is provided with a power switch and an OBD interface.
5. The on-board signal acquisition system according to claim 3, characterized in that: industrial computer, integral type wait to examine equipment, split type wait to examine equipment be many settings respectively.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921956904.6U CN211148931U (en) | 2019-11-13 | 2019-11-13 | Vehicle-mounted signal acquisition system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921956904.6U CN211148931U (en) | 2019-11-13 | 2019-11-13 | Vehicle-mounted signal acquisition system |
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| CN211148931U true CN211148931U (en) | 2020-07-31 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112285750A (en) * | 2020-12-28 | 2021-01-29 | 湖南联智科技股份有限公司 | Operator signal intensity and GNSS positioning resolving precision detection device |
| CN114578392A (en) * | 2022-02-23 | 2022-06-03 | 南京市计量监督检测院 | Beidou terminal dynamic detection system compatible with data acquisition playback instrument |
-
2019
- 2019-11-13 CN CN201921956904.6U patent/CN211148931U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112285750A (en) * | 2020-12-28 | 2021-01-29 | 湖南联智科技股份有限公司 | Operator signal intensity and GNSS positioning resolving precision detection device |
| CN112285750B (en) * | 2020-12-28 | 2021-03-19 | 湖南联智科技股份有限公司 | Operator signal intensity and GNSS positioning resolving precision detection device |
| CN114578392A (en) * | 2022-02-23 | 2022-06-03 | 南京市计量监督检测院 | Beidou terminal dynamic detection system compatible with data acquisition playback instrument |
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