CN204989477U - High performance geodetic type GNSS receiver - Google Patents

Abstract

The utility model relates to a GNSS receiver technical field especially relates to a high performance geodetic type GNSS receiver. The utility model discloses an embedded linux operating system technique, it is strong to have reached system stability, management function, network powerful's technological effect, adopt the industrial grade standard design, firm aluminium alloy housing, full waterproof seal, dustproof, the special soft rubber circle design of instrument both ends, shock resistance can be high, adopt network remote access technique, through built -in WEB server, reached the easily technological effect of visit and setting, software application renewal of ordinary browser.

Description

A kind of high-performance geodetic type GNSS receiver

Technical field

The utility model relates to GNSS receiver technical field, particularly relates to a kind of high-performance geodetic type GNSS receiver.

Background technology

CORS system CORS(ContinuousOperatingReferenceSystem) i.e. one or several GPS reference stations that are fixing, that run continuously, utilize the network that the present computer technology, data communication and internet (LAN/WAN) technology form, user in real time to dissimilar, different demand, different levels automatically provides certified dissimilar GNSS observed reading (carrier phase, pseudorange), various correction data, status information and other systems about GNSS service item.Compared with traditional GNSS operation, continuous reference station has the many merits such as reach is wide, precision is high, field unit operation.

Recent years, domestic industries concerned is own through establishing some professional satnav continuous operational systems successively, large quantities of city, provinces and regions and industry are being prepared and are being set up similar continuous operational network system, and China is just welcoming the CORS system Construction high speed development stage.

In recent years, the geologic hazards such as earthquake in global range, landslide, ground settlement occur to cause influence of crust deformation in various degree to the civil construction etc. of landform and large scale structure again and again, thus cause a significant threat human life's property safety.Therefore the deformation monitoring of landform deformation and large scale structure and abnormity early warning have become technical matters urgently to be resolved hurrily.Its technological difficulties comprise: the real-time of measurement, the accuracy etc. of measurement.Global navigation satellite technology (GNSS) has the advantages such as laying is convenient, cost is low, stable accuracy.

Receiver relative communication mode is single on the market at present, and install board single, software application is single, and relative function is also single, is unfavorable for installing popularization on a large scale.

Utility model content

Technical problem to be solved in the utility model, be the technical deficiency for above-mentioned existence, provide a kind of high-performance geodetic type GNSS receiver, adopt built-in Linux operating system technology, reach system stability strong, the technique effect that management function, network function are powerful; Adopt technical grade standard design, firm aluminum alloy casing, hermetically sealed waterproof and dustproof; The special soft rubber ring design in instrument two ends, shockproof properties is high; Adopt network remote access technique, by built-in WEB server, reach the technique effect that generic browser can easily access and arrange, software application upgrades.

For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: comprise shell and control mainboard, controls mainboard and is fixed on enclosure; Shell comprises front panel, rear panel and housing 5, and front panel is positioned at the front side of housing 5, and rear panel is positioned at the rear side of housing 5; Front panel comprises standby power supply interface, pilot lamp, function key F, machine open/close function key P and SD/SIM card slot, be followed successively by pilot lamp, function key F, machine open/close function key P on the upside of front panel, on the downside of front panel, be followed successively by standby power supply interface and SD/SIM card slot; Rear panel comprises GPRS interface, COM1 serial ports, COMDB serial ports, ANT interface and USB interface, is followed successively by GPRS interface, USB interface and ANT interface on the upside of rear panel, is followed successively by COM1 serial ports and COMDB serial ports on the downside of rear panel.

Further optimization the technical program, described pilot lamp panel is from left to right followed successively by SV lamp, REC lamp, LAN lamp, GPRS lamp and PW lamp.

Further optimization the technical program, described shell is aluminum alloy materials, and shell two ends use special soft rubber ring.

Compared with prior art, the utility model has the following advantages: 1, use latest model high precision multimode GNSSOEM mainboard, precision is high, good reliability; 2, based on built-in Linux operating system kernel, built-in application software, powerful; 3, carry out real-time Data Transmission by RS232 interface, cable network, GPRS wireless communication networks, simultaneously by means of built-in high-performance processor, the data sampling rate up to 20Hz can be realized; 4, built-in web browser, can access control by browser; 5, technical grade standard design, firm aluminum alloy casing, hermetically sealed waterproof and dustproof, the special soft rubber ring design in instrument two ends, shockproof properties is high; This receiver can be widely used in the system such as base station and deformation monitoring, or coordinates server software to increase custom protocol data communication.

Accompanying drawing explanation

Fig. 1 is receiver structure figure;

Fig. 2 is receiver front-panel structure figure;

Fig. 3 is receiver rear panel structure figure;

Fig. 4 is receiver indicating lamp structure figure;

Fig. 5 is GNSS receiver program flow diagram;

Fig. 6 is GNSS receiver connection layout.

In figure, 1, shell; 2, mainboard is controlled; 3, rear panel; 4, front panel; 5, shell topic; 31, GPRS interface; 32, USB interface; 33, ANT interface; 34, COMDB serial ports; 35, COM1 serial ports; 41, pilot lamp panel; 42, function key F; 43, machine open/close function key P; 44, SD/SIM card slot; 45, standby power supply interface; 411, SV lamp; 412, REC lamp; 413, LAN lamp; 414, GPRS lamp; 415, PW lamp; 51, GNSS receiver; 56, radio frequency coaxial-cable patchcord; 52, aviation cable; 53, power supply adaptor; 54, GPS measurement type antenna; 55, PC; 57, crossover network cables.

Embodiment

For making the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with embodiment also with reference to accompanying drawing, the utility model is further described.Should be appreciated that, these describe just exemplary, and do not really want to limit scope of the present utility model.In addition, in the following description, the description to known features and technology is eliminated, to avoid unnecessarily obscuring concept of the present utility model.

Embodiment one: as shown in figures 1 to 6, comprises shell 1 and controls mainboard 2, controls mainboard 2 and is fixed on shell 1 inside; Shell 1 comprises front panel 4, rear panel 3 and housing 5, and front panel 4 is positioned at the front side of housing 5, and rear panel 3 is positioned at the rear side of housing 5; Front panel 4 comprises standby power supply interface 45, pilot lamp 41, function key F42, machine open/close function key P43 and SD/SIM card slot 44, front panel 4 comprises standby power supply interface 45, pilot lamp panel 41, function key F42, machine open/close function key P43 and SD/SIM card slot 44, be followed successively by pilot lamp panel 41, function key F42, machine open/close function key P43 on the upside of front panel 4, on the downside of front panel 4, be followed successively by standby power supply interface 45 and SD/SIM card slot 44; Rear panel 3 comprises GPRS interface 31, COM1 serial ports 35, COMDB serial ports 34, ANT interface 33 and USB interface 32, be followed successively by GPRS interface 31, USB interface 32 and ANT interface 33 on the upside of rear panel 3, on the downside of rear panel 3, be followed successively by COM1 serial ports 35 and COMDB serial ports 34; Described pilot lamp panel is from left to right followed successively by SV lamp 411, REC lamp 412, LAN lamp 413, GPRS lamp 414 and PW lamp 415; Described shell 1 is aluminum alloy materials, and shell 1 two ends use special soft rubber ring.

As Figure 1-3, built-in two the independent current source ports of the utility model, i.e. standby power supply interface 45 and USB interface 32, the input of 7V-18V voltage can be accepted, be equipped with uninterruptible power system, support alternating current, accumulator, sun power and powered by wind energy, continuous uninterrupted operation can be kept at any environment.No matter when any reason causes receiver power down, auto-reset function can receiver reset into last state is set under, and to work on, the high-performance reservoir of the built-in 1G of the utility model, join 2G high-capacity industrial level MicroSD data storage card outward, maximumly support 32GMicroSD card.1G storer can store 5 seconds sampling rates double frequency raw data of 3 months, if add the MicroSD storage card of 2G, then can store the double frequency raw data of about 9 months.Data store with file mode, download or remote web page download can be copied for the machine, and have circulation memory function, real-time Data Transmission is carried out by RS232 interface, cable network, GPRS wireless communication networks, simultaneously by means of built-in high-performance processor, the data sampling rate up to 20Hz can be realized.

As shown in Figure 4, the bright expression locking satellite of SV lamp 411, REC lamp 412 dodges and represents and store data, and LAN lamp 413 quick flashing represents transceiving data, often brightly successfully connects LAN (Local Area Network), and GPRS lamp 414 quick flashing represents transceiving data, and PW lamp 415 is bright means open state.

As shown in Figure 5, PC 55 is accessed IP, the port of receiver configuration, access log-in interface, namely the username and password that input is arranged may have access to.After entering, system running state can be checked, GNSS order can be revised, add and authorize, can arrange receiver service is server mode or client mode, can arrange receiver data communication mode, namely by wired or wireless mode, can to upgrade Receiver Software, receiver data can be downloaded, can receiver be restarted.

As shown in Figure 6, GNSS is measured type antenna 54 and be connected with GNSS receiver 51 radio frequency coaxial-cable patchcord 56, connect GNSS receiver 51 and power supply adaptor 53 with aviation cable 52.Connect PC55 with crossover network cables 57, technical grade standard design, firm aluminum alloy casing, hermetically sealed waterproof and dustproof, the special soft rubber ring design in instrument two ends, shockproof properties is high.

Should be understood that, above-mentioned embodiment of the present utility model only for exemplary illustration or explain principle of the present utility model, and is not formed restriction of the present utility model.Therefore, any amendment made when not departing from spirit and scope of the present utility model, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.In addition, the utility model claims be intended to contain fall into claims scope and border or this scope and border equivalents in whole change and modification.

Claims (3)

1. a high-performance geodetic shape GNSS receiver, is characterized in that: comprise shell (1) and control mainboard (2), controls mainboard (2) and is fixed on shell (1) inside; Shell (1) comprises front panel (4), rear panel (3) and housing (5), and front panel (4) is positioned at the front side of housing (5), and rear panel (3) is positioned at the rear side of housing (5); Front panel (4) comprises standby power supply interface (45), pilot lamp panel (41), function key F (42), machine open/close function key P (43) and SD/SIM card slot (44), front panel (4) upside is followed successively by pilot lamp panel (41), function key F (42), machine open/close function key P (43), and front panel (4) downside is followed successively by standby power supply interface (45) and SD/SIM card slot (44); Rear panel (3) comprises GPRS interface (31), COM1 serial ports (35), COMDB serial ports (34), ANT interface (33) and USB interface (32), rear panel (3) upside is followed successively by GPRS interface (31), USB interface (32) and ANT interface (33), and rear panel (3) downside is followed successively by COM1 serial ports (35) and COMDB serial ports (34).

2. a kind of high-performance geodetic shape GNSS receiver according to claim 1, is characterized in that: pilot lamp panel (41) is from left to right followed successively by SV lamp (411), REC lamp (412), LAN lamp (413), GPRS lamp (414) and PW lamp (415).

3. a kind of high-performance geodetic shape GNSS receiver according to claim 1, it is characterized in that: shell (1) is aluminum alloy materials, shell (1) two ends are elastomeric material.