CN201155968Y - Three-dimensional topographic survey device based on GPS and laser technique - Google Patents
Three-dimensional topographic survey device based on GPS and laser technique Download PDFInfo
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- CN201155968Y CN201155968Y CNU200820079033XU CN200820079033U CN201155968Y CN 201155968 Y CN201155968 Y CN 201155968Y CN U200820079033X U CNU200820079033X U CN U200820079033XU CN 200820079033 U CN200820079033 U CN 200820079033U CN 201155968 Y CN201155968 Y CN 201155968Y
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Abstract
The utility model provides a three-dimensional topographic surveying apparatus which is based on the GPS and the laser technology, which comprises a surveying rod, a GPS receiver and a GPS antenna which are installed on the surveying rod and used for surveying the plane coordinates of a point to be surveyed, a laser receiver and a laser transmitter used for surveying the relative altitude data of the point to be surveyed, and a data collector used for collecting, displaying and storing data. The topographic surveying apparatus uses the GPS receiver to obtain the plane coordinate information of the surveyed point, uses the laser device to obtain the relative altitude information of the surveyed point, and can timely display the collected data to facilitate the user timely know the position of the user self; the apparatus also can store the collected data in the storage device for the subsequent analysis and treatment of the data by the user. The apparatus can use the GPS receivers with low-precision, and has the characteristics of low cost and high efficiency.
Description
Technical field
The utility model relates to a kind of topographical surveying device, especially a kind of 3 D topographic surveying device based on GPS and laser technology.
Background technology
Current China land resource situation allows of no optimist, particularly cultivated land resource.Being that economic development, city expansion take a large amount of arable lands on the one hand, is that various disasteies and industrial pollution cause a large amount of arable land losses on the other hand.We are being faced with life and the contradiction of building, protecting and developing.Keep mobile equilibrium, must carry out and increase income and throttling develops simultaneously, thereby various measure has been implemented or be about to adopt, consolidation is one of them important measures.To increase income on the one hand in the farming land arrangement, will improve land utilization ratio by a series of measures on the other hand, realize that the redevelopment in soil reaches the purpose of throttling.
Land development coding-down exercise itself is a complicated system engineering, objectively needs the support of various engineering technological means.Existing several years of government investment land development arrangement project running, facts have proved that also lack the support of the technical method means of a cover system, the problem of being brought more and more highlights thus.The technical problem that exists in the current land development arrangement, having formed influences the bottleneck that land development arrangement cause further develops, and presses for solution.Mainly there is following problem at present: the one, the prepartion of land Earthwork Calculation is lack of standardization, is difficult to examine; The 2nd, existing dimensional topography information measurement equipment exists that efficient is low, price is high, is unfavorable for problems such as all-round popularization.
For obtaining the dimensional topography information of Land Consolidation Project district degree of precision, thus further computational engineering earth volume, establishment project planning scheme, 3 D topographic surveying equipment commonly used, as transit, total powerstation etc., work efficiency is lower; Precision can meet the demands when GPS (the Global Position System GPS) receiver of low precision was measured the planimetric coordinates of tested point, but it is too big to measure elevation coordinate time error; High accurate GPS receiver cost is very high again, therefore develop a cover high-level efficiency, the 3 D topographic surveying of farming land arrangement cheaply device, this device adopts GPS receiver cheaply to measure the planimetric coordinates of tested point, adopt laser aid to measure the elevation coordinate, for the Earthwork Calculation in the farming land arrangement provides shape information fast and effeciently.
The utility model content
(1) technical matters that will solve
The purpose of this utility model is at above-mentioned the deficiencies in the prior art, provides the high-level efficiency of a kind of farming land arrangement, cheaply based on the 3 D topographic surveying device of GPS and laser technology.
(2) technical scheme
For achieving the above object, the utility model adopts following technical scheme:
3 D topographic surveying device based on GPS and laser technology described in the utility model, comprise sounding rod, be installed in being used on the sounding rod and measure the GPS receiver and the gps antenna of the planimetric coordinates of tested point, wherein also comprise the laser pickoff and the generating laser of the relative altitude data that are used to measure tested point, and be used to gather, the data acquisition unit of deal with data.
Described data acquisition unit comprises a microprocessor, is used for the initialization, data processing of system and to the monitoring of total system;
Keyboard is used to import altitude figures, i.e. the reading of sounding rod;
The GPS receiving circuit is used to receive gps data;
Serial interface circuit is connected with microprocessor, is connected with the serial ports of GPS receiving circuit through behind the change-over circuit;
Power supply is connected with serial interface circuit with microprocessor, GPS receiving circuit, memory device, display module, serial interface circuit, voltage conversion circuit, for each several part circuit and module in the system provide stable operating voltage.
Preferably, described data acquisition unit also comprises a display module, and this module is connected with microprocessor by parallel interface, is used for showing in real time the GPS information of collection and the relative altitude information of input.
More preferably, described data acquisition unit also comprises a memory device, is connected with microprocessor, is used to store measurement point gps data and relative altitude data.
Described memory module is a USB flash disk file read-write module.
Described laser pickoff is fixed on the sounding rod, and described generating laser is arranged on the elevation known point by tripod.
Described sounding rod is an elevating lever.
On the described sounding rod elevating mechanism is installed, described GPS receiver is installed on this elevating mechanism.
(3) beneficial effect
The advantage and the good effect of the 3 D topographic surveying device based on GPS and laser technology described in the utility model are: in the utility model, when measuring the three-dimensional coordinate that tested point A orders, at first GPS receiver and laser pickoff are fixed on the sounding rod, and sounding rod is placed on the A point, be placed on the B point after being fixed on generating laser on the tripod, the elevation that B is ordered is known, receive laser signal by the height of regulating sounding rod, the reading according to sounding rod just can calculate the relative altitude that A is ordered again; The planimetric coordinates that A is ordered is provided by the GPS receiver; The three-dimensional coordinate that the Usage data collection device is ordered A is stored and is shown; Measure face of land three-dimensional data by the method that this GPS combines with laser.Just, use the GPS receiver to obtain the planimetric coordinates information of measurement point, use laser equipment to obtain the relative altitude information of measurement point, and the data that can show collection in real time, be convenient to the user and understand self present position in real time, can also with the data storage of gathering in jumbo memory device, data be carried out subsequent analysis, handle use for the user.Therefore so the utility model GPS receiver that only service precision is lower gets final product, it is low to have a cost, the characteristics that efficient is high.
Description of drawings
Fig. 1 is the structural representation of the most preferred embodiment of the 3 D topographic surveying device based on GPS and laser technology of the present utility model;
Fig. 2 is the circuit block diagram of an optimum data collector embodiment in the utility model.
Wherein: the 1.GPS receiver; 2.GPS antenna; 3. data acquisition unit; 4. laser pickoff; 5. generating laser; 6. sounding rod.
Embodiment
Below in conjunction with accompanying drawing, further describe the embodiment of the 3 D topographic surveying device based on GPS and laser technology described in the utility model, but be not used for limiting protection domain of the present utility model.
As shown in Figure 1,3 D topographic surveying device based on GPS and laser technology of the present utility model comprises: sounding rod 6, be installed in being used on the sounding rod 6 and measure the GPS receiver 1 and the gps antenna 2 of the planimetric coordinates of tested point, be used to measure the laser pickoff 4 and the generating laser 5 of the relative altitude data of tested point, and data acquisition unit 3.Wherein gps antenna 2 is installed in the top of sounding rod 6.Wherein: laser pickoff 4 is fixed on the sounding rod 6, and described generating laser 5 is arranged on the elevation known point by tripod.
Generating laser 5 adopts Suzhou one smooth JP3 as laser signal source, and its type of laser is 635nm, and horizontal accuracy is ± 5mm/50m, and the radius of clean-up is 150m, and operating voltage is DC4.8-6V, and sweep velocity is 0～600 rev/min.By indoor test, JP3 generating laser emergent light spot diameter is 8mm, utilizes the optical alignment compressibility laser-beam divergence angle can be compressed within the 0.1mrad, and then the spot diameter of laser beam is not more than 2cm outside 100 meters.The indoor and outdoor test findings shows: laser transmitting system can normally scan out one than long radius, the higher surface level of precision, can be used as reference plane.
Laser pickoff 4 adopts Suzhou one smooth JP3, its high detection accuracy is ± 1mm (± 0.04in), common detection accuracy is ± 2mm (± 0.08in), display mode is two-sided liquid crystal display, hummer, operating voltage is the DC9V alkaline battery, the reference plane that can find generating laser to scan out by the auditory tone cues operator.The silicon photocell of laser pickoff 4 built-in two 2cm.
Sounding rod 6 can be a standard machinery formula elevating lever.Also can be can not lifting bar, at this moment, can gps receiver 1 be installed to sounding rod 6 by elevating mechanism independently, make the gps receiver 1 can lifting with respect to sounding rod 6.Elevating mechanism can adopt existing guide rail slide block mechanism or hydraulic mechanism or multiple versions such as air pressure mechanism or motor drive mechanism.
As shown in Figure 2, the data acquisition unit 3 in the utility model comprises a microprocessor, a display module, a memory module and a keyboard, and altitude figures is by keyboard artificial input data collector 3.Memory module is a USB flash disk file read-write module.GPS receiver 1 is connected on the data acquisition unit 3 by serial line interface.
The memory capacity that the collection of gps data needs is bigger, if adopt RAM or EEPROM, can be subjected to the restriction of factors such as addressing space, power consumption and volume, and price is also higher.Therefore, memory device in the present embodiment adopts the Nanjing permanent CH375U of the electronics corporation dish file read-write module of oozing, can be regularly with data storage in USB flash disk.
Display module adopts Beijing LCM12864ZK of high official position Creative Company Chinese word library graph lcd module, and operating voltage 5V, maximum operating currenbt 1mA, master controller chip are the graphical dots configuration Liquid Crystal Modules of SED1520.Interface circuit adopts the mode of control indirectly, and eight data lines link to each other with parallel interface, controls its read-write with the I/O mouth of microprocessor in addition and enables.
Power supply will provide most of chip operate as normal required 5V voltage; Adopt the power supply chip LT1764A of 12V-5V.
The voltage conversion circuit chip adopts National Semiconductor low difference voltage regulator LM117-3.3.Voltage conversion circuit can be converted into the Transistor-Transistor Logic level of microprocessor the RS232 level of GPS receiving circuit.
Serial port circuit and parallel interface adopt usual manner to insert.
With reference to Fig. 1, wherein the A point is the elevation tested point, and the B point is the elevation known point, a be laser pickoff apart from face of land height, b is that generating laser is apart from face of land height, h
ABThe relative relief of ordering for A point and B.The course of work of present embodiment is: at elevation known point B point fixed laser transmitter 5, be adjusted to open after the level and make its laser plane that scans out a horizontal reference, the height that this plan range B is ordered is b.The gauger carries this generating laser 5 and walks in treating geodetic, and measures in the good unique point place pause of mark.Measuring process is: hand-operated lifting sounding rod 6, find a height, and this place distance ground Table A point is apart from being a, makes the mid-point of laser pickoff 4 just on the reference laser plane.h
ABThe relative relief of ordering for A point and B, i.e. h
AB=a-b.At this moment, the laser machine is received the sound that device 4 can send " serge ".The operator reads the numerical value of sounding rod 6 this moment, i.e. a value, and it is typed in the data acquisition unit 3 that is attached on the sounding rod 6.The height value that to be keyed in by the latitude and longitude value and the operator of GPS receiver 1 measurement is kept in the USB memory device of data acquisition unit 3 simultaneously.
Above embodiment is only unrestricted in order to the explanation the technical solution of the utility model, although the utility model is had been described in detail with reference to preferred embodiments, those of ordinary skill in the art is to be understood that, the technical solution of the utility model is made amendment or is equal to replacement, and not breaking away from the spirit and scope of technical solutions of the utility model, it all should be encompassed in the middle of the claim scope of the present utility model.
Claims (8)
1. 3 D topographic surveying device based on GPS and laser technology, comprise sounding rod (6), be installed in being used on the sounding rod (6) and measure the GPS receiver (1) and the gps antenna (2) of the planimetric coordinates of tested point, it is characterized in that also comprising the laser pickoff (4) and the generating laser (5) of the relative altitude data that are used to measure tested point, and be used to gather, the data acquisition unit (3) of deal with data.
2. the 3 D topographic surveying device based on GPS and laser technology according to claim 1 is characterized in that described data acquisition unit (3) comprising:
Microprocessor is used for the initialization, data processing of system and to the monitoring of total system;
Keyboard is used to import altitude figures, i.e. the reading of sounding rod;
The GPS receiving circuit is used to receive gps data;
Serial interface circuit is connected with microprocessor, is connected with the serial ports of GPS receiving circuit through behind the change-over circuit;
Power supply is connected with serial interface circuit with microprocessor, GPS receiving circuit, memory device, display module, serial interface circuit, voltage conversion circuit, for each several part circuit and module in the system provide stable operating voltage.
3. the 3 D topographic surveying device based on GPS and laser technology according to claim 2, it is characterized in that also comprising a display module, this module is connected with microprocessor by parallel interface, is used for showing in real time the GPS information of collection and the relative altitude information of input.
4. according to claim 2 or 3 described 3 D topographic surveying devices, it is characterized in that also comprising a memory device, be connected, be used to store measurement point gps data and relative altitude data with microprocessor based on GPS and laser technology.
5. the 3 D topographic surveying device based on GPS and laser technology according to claim 4 is characterized in that described memory module is a USB flash disk file read-write module.
6. the 3 D topographic surveying device based on GPS and laser technology according to claim 5 is characterized in that described laser pickoff (4) is fixed on the sounding rod (6), and described generating laser (5) is arranged on the elevation known point by tripod.
7. the 3 D topographic surveying device based on GPS and laser technology according to claim 6 is characterized in that described sounding rod (6) is an elevating lever.
8. the 3 D topographic surveying device based on GPS and laser technology according to claim 6 is characterized in that on the described sounding rod (6) elevating mechanism being installed, and described GPS receiver (1) is installed on this elevating mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200820079033XU CN201155968Y (en) | 2008-02-28 | 2008-02-28 | Three-dimensional topographic survey device based on GPS and laser technique |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200820079033XU CN201155968Y (en) | 2008-02-28 | 2008-02-28 | Three-dimensional topographic survey device based on GPS and laser technique |
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| CN201155968Y true CN201155968Y (en) | 2008-11-26 |
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| CNU200820079033XU Expired - Fee Related CN201155968Y (en) | 2008-02-28 | 2008-02-28 | Three-dimensional topographic survey device based on GPS and laser technique |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101539417B (en) * | 2009-04-23 | 2012-07-11 | 中国农业大学 | On-board 3D terrain automatic measuring system and method |
| CN104501769A (en) * | 2014-12-15 | 2015-04-08 | 咸亨国际（杭州）电气制造有限公司 | Transmission line tower/pole displacement state detection method and apparatus |
| CN109099887A (en) * | 2018-09-29 | 2018-12-28 | 浙江省水利河口研究院 | A kind of horizontal plate light direct-reading bathymetric surveying device |
| CN110645913A (en) * | 2019-10-14 | 2020-01-03 | 奇瑞汽车股份有限公司 | Road surface characteristic measuring device and method |
| CN112189398A (en) * | 2020-09-28 | 2021-01-08 | 广州极飞科技有限公司 | Land leveling method, system, device, equipment and storage medium |
-
2008
- 2008-02-28 CN CNU200820079033XU patent/CN201155968Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101539417B (en) * | 2009-04-23 | 2012-07-11 | 中国农业大学 | On-board 3D terrain automatic measuring system and method |
| CN104501769A (en) * | 2014-12-15 | 2015-04-08 | 咸亨国际（杭州）电气制造有限公司 | Transmission line tower/pole displacement state detection method and apparatus |
| CN109099887A (en) * | 2018-09-29 | 2018-12-28 | 浙江省水利河口研究院 | A kind of horizontal plate light direct-reading bathymetric surveying device |
| CN110645913A (en) * | 2019-10-14 | 2020-01-03 | 奇瑞汽车股份有限公司 | Road surface characteristic measuring device and method |
| CN112189398A (en) * | 2020-09-28 | 2021-01-08 | 广州极飞科技有限公司 | Land leveling method, system, device, equipment and storage medium |
| CN112189398B (en) * | 2020-09-28 | 2023-03-07 | 广州极飞科技股份有限公司 | Land leveling method, system, device, equipment and storage medium |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081126 Termination date: 20120228 |