CN112113616B - Geographic information collection system based on GIS - Google Patents
Geographic information collection system based on GIS Download PDFInfo
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- CN112113616B CN112113616B CN202010988414.5A CN202010988414A CN112113616B CN 112113616 B CN112113616 B CN 112113616B CN 202010988414 A CN202010988414 A CN 202010988414A CN 112113616 B CN112113616 B CN 112113616B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/28—Measuring arrangements characterised by the use of optical techniques for measuring areas
- G01B11/285—Measuring arrangements characterised by the use of optical techniques for measuring areas using photoelectric detection means
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/02—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness
- G01B21/08—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness for measuring thickness
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
- G06F16/29—Geographical information databases
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/60—Analysis of geometric attributes
- G06T7/62—Analysis of geometric attributes of area, perimeter, diameter or volume
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/10—Image acquisition modality
- G06T2207/10024—Color image
Abstract
The application relates to a geographic information acquisition device based on GIS. The device comprises a support, an information acquisition and processing module, a control device, a signal emitter, a height sensor, a driving device and a wide-angle camera. The support is provided with a movable rod in the vertical direction. The information acquisition and processing module is arranged on the support and stores a topographic map of the planted protection forest. The topographic map is the topographic map of the mounting location of the bracket. The information acquisition and processing module is used for analyzing the height information of the trees of the protection forest, the landform form and the topographic map and outputting the height information of the trees of the protection forest and the protection effect relation information of the protection forest. The optimal tree height is selected, the corresponding tree varieties can be selected or the original trees are improved, the situation that the protection effect is reduced due to too low trees is avoided, or the trees are easily blown down due to large wind-receiving surfaces due to too high trees is avoided, and the protection effect is improved.
Description
Technical Field
The application relates to the field of geographic information, in particular to a geographic information acquisition device based on a GIS.
Background
GIS are also known as geographic information systems, sometimes referred to as "geoscience information systems". It is a specific and very important spatial information system. The system is a technical system for collecting, storing, managing, operating, analyzing, displaying and describing relevant geographic distribution data in the whole or partial earth surface (including the atmosphere) space under the support of a computer hardware and software system.
With the development of science and technology, the application of geographic information systems in the daily life of people is more and more extensive. However, the application in the dustproof and sand-proof field of the protection forest is less, and particularly, a geographic information system is urgently needed to play an important role in optimizing the height of trees in the protection forest.
Disclosure of Invention
Based on this, to the above-mentioned problem, provide a geographic information collection device based on GIS.
A geographic information collection device based on GIS, comprising:
the support is provided with a movable rod in the vertical direction;
the information acquisition and processing module is arranged on the bracket and stores a topographic map of the planted protection forest;
the control device is arranged on the bracket;
the signal emitter is arranged at the top end of the tree of the protection forest;
the height sensor is arranged at the top end of the movable rod and used for sensing a signal of the signal transmitter, is electrically connected with the control device, and is also electrically connected with the information acquisition module and used for sending height information of the tree in the shelter to the information acquisition module;
the driving device is arranged on the support and is in transmission connection with the movable rod, the driving device is also electrically connected with the control device, when the time that the height sensor cannot sense the top end of the tree of the shelter exceeds a first preset time, a signal is sent to the control device, the control device controls the driving device to drive the movable rod to move along the vertical direction so as to control the height sensor to move along the vertical direction until the height sensor senses the signal emitter arranged at the top end of the tree of the shelter again, and when the signal emitter can be continuously sensed within a second preset time, the movable rod is determined to reach a working position;
the wide angle camera set up in the support, with information acquisition and processing module electricity are connected for gather the landform form of predetermineeing the within range, and will the landform form send to information acquisition and processing module, information acquisition and processing module be used for with the height information of protection forest trees the landform form with the topographic map analysis, and output the height information of the trees of protection forest with the protection effect relation information of protection forest.
In one embodiment, the information acquisition and processing module is configured to obtain a desertification land area variation amount within a preset area around the protection forest by comparing the landform shape with the topographic map, and output height information of trees of the protection forest and protection effect relationship information of the protection forest according to the height information of the trees of the protection forest and the desertification land area variation amount.
In one embodiment, the system further comprises a noise sensor which is arranged at a preset position on the lee side of the protection forest and electrically connected with the information acquisition and processing module.
In one embodiment, the system further comprises a GPS module which is arranged on the bracket and electrically connected with the information acquisition and processing module.
In one embodiment, the wind speed measuring device is arranged on the bracket and electrically connected with the information collecting and processing module, and is used for sending wind speed information to the information collecting and processing module.
The geographic information acquisition device based on the GIS comprises a support, an information acquisition and processing module, a control device, a signal emitter, a height sensor, a driving device and a wide-angle camera. The support is provided with a movable rod in the vertical direction. The information acquisition and processing module is arranged on the support and stores a topographic map of the planted protection forest. The topographic map is the topographic map of the mounting location of the bracket. The size of the area covered by the topographic map can be set according to needs. The topographic map may be a topographic map within several kilometers of a square circle centered on the shelter forest. The topographic map can be a color map, namely the size and the distribution of sandy soil and green plants around the protection forest can be reflected. The control device is arranged on the bracket and can be a single chip microcomputer. The signal emitter is arranged at the top end of the tree of the shelter forest. The height sensor is arranged at the top end of the movable rod. For sensing the signal of the signal emitter. The distance between the height sensor and the signal emitter can be set as required. Namely, the height sensor can receive the signal of the signal transmitter within a preset range, and the precise range of the distance can be centimeter or decimeter. Along with the growth of trees in the protection forest, the signal emitter is further away from the ground, namely the distance between the height sensor and the signal emitter is further away. Accordingly, the distance relationship between the height of the tree growth of the shelter forest and the height sensor can be obtained.
The height sensor is electrically connected with the control device. The height sensor is also electrically connected with the information acquisition module and used for sending the height information of the trees in the shelter forest to the information acquisition module. The driving device is arranged on the bracket and is in transmission connection with the movable rod. The driving device is also electrically connected with the control device. The driving means may be a driving motor. When the time that the height sensor cannot sense the top end of the tree of the protection forest exceeds first preset time, a signal is sent to the control device, the control device controls the driving device to drive the movable rod to move along the vertical direction, so that the height sensor is controlled to move along the vertical direction until the height sensor senses the signal emitter arranged at the top end of the tree of the protection forest again. That is, when the tree is tall and the height sensor cannot sense the top end of the tree of the shelter forest, the tree is tall by a certain distance. And when the signal transmitter can be continuously sensed within a second preset time, the distance change is not caused by wind blowing or tree collapse, and the movable rod can be determined to reach the working position. The height sensor is now moved in the vertical direction, so that the signal generator can again be brought within a sensible distance. The height of the tree at this point can be recalculated. And sending the height information to the information acquisition and processing module.
The wide-angle camera set up in the support, with information acquisition and processing module electricity are connected for gather the landform form of predetermineeing the within range, and will the landform form send to information acquisition and processing module. The information acquisition and processing module is used for analyzing the height information of the trees of the protection forest, the landform form and the topographic map and outputting the height information of the trees of the protection forest and the protection effect relation information of the protection forest. Both can obtain the height of the trees of protection forest and what influence to prevention and cure dust and sand, select optimum trees height, can select the tree variety that corresponds or improve original trees, avoid because trees hang down the protective effect excessively, perhaps trees are too high because the face of catching wind is big and easily blown down, improve protective effect.
Description of the drawings:
fig. 1 is a structural diagram of a geographic information collection device based on a GIS according to an embodiment of the present disclosure;
fig. 2 is a block diagram of a geographic information collection device based on GIS according to an embodiment of the present disclosure.
Description of reference numerals:
support 100
Wide-angle camera 240
A signal transmitter 270.
Detailed Description
Reference will now be made in detail to embodiments of the present application, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative and intended to be used for explaining the present application and should not be construed as limiting the present application.
In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "clockwise," "counterclockwise," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the invention and simplicity in description, but do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and thus should not be construed as limiting the application.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.
In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral connections; can be mechanically or electrically connected; the two elements can be directly connected or indirectly connected through an intermediate medium, and the two elements can be communicated with each other. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations.
In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly contact but through another feature in between. Also, a first feature being "on," "above" and "over" a second feature includes the first feature being directly on and obliquely above the second feature, or simply means that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
Referring to fig. 1 and fig. 2, an embodiment of the present application provides a geographic information collection device based on a GIS. The geographic information acquisition device based on the GIS comprises a support, an information acquisition and processing module, a control device, a signal emitter, a height sensor, a driving device and a wide-angle camera. The support is provided with a movable rod in the vertical direction. The information acquisition and processing module is arranged on the support and stores a topographic map of the planted protection forest. The topographic map is the topographic map of the mounting location of the bracket. The size of the area covered by the topographic map can be set according to needs. The topographic map may be a topographic map within several kilometers of a square circle centered on the shelter forest. The topographic map can be a color map, namely the size and the distribution of sandy soil and green plants around the protection forest can be reflected. The control device is arranged on the bracket and can be a single chip microcomputer. The signal emitter is arranged at the top end of the tree of the shelter forest. The height sensor is arranged at the top end of the movable rod. For sensing the signal of the signal emitter. The distance between the height sensor and the signal emitter can be set as required. That is, the height sensor can receive the signal of the signal transmitter within a preset range, and the precise range of the distance can be centimeter or decimeter. Along with the growth of trees in the protection forest, the signal emitter is further away from the ground, namely the distance between the height sensor and the signal emitter is further away. Accordingly, the distance relationship between the tree growth height of the shelter forest and the height sensor can be obtained.
The height sensor is electrically connected with the control device. The height sensor is also electrically connected with the information acquisition module and used for sending the height information of the trees in the shelter forest to the information acquisition module. The driving device is arranged on the bracket and is in transmission connection with the movable rod. The driving device is also electrically connected with the control device. The driving means may be a driving motor. When the time that the height sensor cannot sense the top end of the tree of the protection forest exceeds first preset time, a signal is sent to the control device, the control device controls the driving device to drive the movable rod to move in the vertical direction so as to control the height sensor to move in the vertical direction until the height sensor senses the signal emitter arranged at the top end of the tree of the protection forest again. That is, when the tree is tall and the height sensor cannot sense the top end of the tree of the shelter forest, the tree is tall by a certain distance. And when the signal transmitter can be continuously sensed within a second preset time, the distance change is not caused by wind blowing or tree collapse, and the movable rod can be determined to reach the working position. The height sensor is now moved in the vertical direction, so that the signal generator can again be brought within a sensible distance. The height of the tree at this point can be recalculated. And sending the height information to the information acquisition and processing module.
The wide-angle camera set up in the support, with information acquisition and processing module electricity are connected for gather the landform form of predetermineeing the within range, and will the landform form send to information acquisition and processing module. The information acquisition and processing module is used for analyzing the height information of the trees of the protection forest, the landform form and the topographic map and outputting the relation information between the height information of the trees of the protection forest and the protection effect of the protection forest. Both can obtain the height of the trees of protection forest and what influence to prevention and cure dust and sand, select optimum trees height, can select the tree variety that corresponds or improve original trees, avoid because trees hang down the protective effect excessively, perhaps trees are too high because the face of catching wind is big and easily blown down, improve protective effect.
In one embodiment, the information acquisition and processing module is configured to obtain a desertification land area variation amount within a preset area around the protection forest by comparing the landform shape with the topographic map, and output height information of trees of the protection forest and protection effect relationship information of the protection forest according to the height information of the trees of the protection forest and the desertification land area variation amount. The original color pictures are compared with the color pictures acquired by the wide-angle camera and the topographic map, and the area can be changed by the desertification land and the green plant area. And determining the amount of change in the area of the desertified land. The height of the tree when the amount of change in the area of the deserted land is no longer changing or when the area of the deserted land begins to shrink can be determined as the optimal height of the tree.
In one embodiment, the system further comprises a noise sensor which is arranged at a preset position on the lee side of the protection forest and electrically connected with the information acquisition and processing module. Namely, the influence of the height of the tree of the shelter forest on noise reduction can be further judged on the basis of the analysis.
In one embodiment, the system further comprises a GPS module which is arranged on the bracket and electrically connected with the information acquisition and processing module. The method is used for accurately positioning the support, and more accurate geographical position data can be obtained.
In one embodiment, the wind speed measuring device is arranged on the bracket, and is electrically connected with the information acquisition and processing module and used for sending wind speed information to the information acquisition and processing module. The relation between the height of the tree and the wind speed can be obtained, and the influence of the height of the tree on the wind speed is determined.
The foregoing is only a preferred embodiment of the present application and it should be noted that modifications can be made by those skilled in the art without departing from the principle of the present application and these modifications should also be considered as the protection scope of the present application.
Claims (3)
1. A method of collecting a geographic information collection device based on a GIS, the collection device comprising:
the support is provided with a movable rod in the vertical direction;
the information acquisition and processing module is arranged on the bracket and stores a topographic map of the planted protection forest;
the control device is arranged on the bracket;
the signal emitter is arranged at the top end of the tree of the protection forest;
the height sensor is arranged at the top end of the movable rod and used for sensing a signal of the signal transmitter, is electrically connected with the control device, and is also electrically connected with the information acquisition module and used for sending height information of the tree in the shelter to the information acquisition module;
the driving device is arranged on the support and is in transmission connection with the movable rod, the driving device is also electrically connected with the control device, when the time that the height sensor cannot sense the top end of the tree of the shelter exceeds first preset time, a signal is sent to the control device, the control device controls the driving device to drive the movable rod to move along the vertical direction so as to control the height sensor to move along the vertical direction until the height sensor senses the signal emitter arranged at the top end of the tree of the shelter again, and when the signal emitter can be continuously sensed within second preset time, the movable rod is determined to reach a working position;
the wide-angle camera is arranged on the support, is electrically connected with the information acquisition and processing module, is used for acquiring the landform form within a preset range, and sends the landform to the information acquisition and processing module, and the information acquisition and processing module is used for analyzing the height information of the trees of the shelter, the landform and the topographic map and outputting the height information of the trees of the shelter and the protection effect relation information of the shelter; the information acquisition and processing module is used for comparing the landform form with the topographic map to obtain the desertification land area variation in the preset area around the protection forest and outputting the height information of the trees of the protection forest and the protection effect relation information of the protection forest according to the height information of the trees of the protection forest and the desertification land area variation; the GPS module is arranged on the bracket and is electrically connected with the information acquisition and processing module; the method is characterized in that:
when the time that the height sensor cannot sense the top end of the tree of the shelter forest exceeds first preset time, sending a signal to the control device, and controlling the driving device to drive the movable rod to move along the vertical direction by the control device so as to control the height sensor to move along the vertical direction until the height sensor senses a signal emitter arranged at the top end of the tree of the shelter forest again; when the tree is tall and the height sensor cannot sense the top end of the tree of the shelter forest, the tree is tall by a certain distance, and when the signal transmitter can be sensed continuously within a second preset time, the change of the distance is not caused by wind blowing or collapse of the tree, the movable rod can be determined to reach the working position, the height sensor moves along the vertical direction at the moment, the signal generator can be made to reach the sensing distance again, the height of the tree at the moment can be calculated again, and the height information is sent to the information acquisition and processing module; the wide-angle camera is used for collecting the landform form in a preset range and sending the landform form to the information collecting and processing module; the information acquisition and processing module is used for analyzing the height information of the trees of the protection forest, the landform form and the topographic map and outputting the relation information of the height information of the trees of the protection forest and the protection effect of the protection forest; the height of the tree of the protection forest and the influence on prevention and control of sand and dust can be obtained, the optimal tree height is selected, namely, the corresponding tree variety can be selected or the original tree can be improved, the situation that the protection effect is reduced due to too low trees or the situation that the trees are easily blown down due to too high trees and large wind-exposed surface is avoided, the protection effect is improved, the information acquisition and processing module is used for obtaining the desertification land area variation in the preset area around the protection forest by comparing the terrain form with the topographic map, and outputting the height information of the trees of the protection forest and the protection effect relation information of the protection forest according to the height information of the trees of the protection forest and the desertification land area variation; the original color pictures are compared with the color pictures acquired by the wide-angle camera and the topographic map, and the area can obtain the change of desertification land and green plant area; determining the variation of the desertification land area; the height of the tree when the amount of change in the area of the deserted land is no longer changing or when the area of the deserted land begins to shrink can be determined as the optimal height of the tree.
2. The GIS-based geographic information collection device collection method according to claim 1, further comprising a noise sensor disposed at a predetermined position on the lee side of the forest and electrically connected to the information collection and processing module.
3. The GIS based geographic information collection device of claim 2 further comprising an anemometer disposed on the support, the anemometer being electrically connected to the information collection and processing module for sending wind speed information to the information collection and processing module.
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| CN110235735A (en) * | 2018-03-07 | 2019-09-17 | 山东省林业科学研究院 | A kind of coastal region moderate saline-alkali soil DETERIORATED FOREST after-culture remodeling method |
| CN208400127U (en) * | 2018-04-27 | 2019-01-18 | 淮阴师范学院 | A kind of GIS data acquisition device |
| CN208075938U (en) * | 2018-05-04 | 2018-11-09 | 内蒙古师范大学 | A kind of geographical information collection device |
| CN109656211A (en) * | 2018-12-21 | 2019-04-19 | 王武荣 | Urban vegetation cover wisdom managing and control system based on GIS |
| CN109708695A (en) * | 2018-12-21 | 2019-05-03 | 杭州志远科技有限公司 | A kind of GIS data acquisition device |
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| CN110704556A (en) * | 2019-09-03 | 2020-01-17 | 镇江市勘察测绘研究院 | Geographic information acquisition method based on GIS technology |
| CN110647935A (en) * | 2019-09-23 | 2020-01-03 | 云南电网有限责任公司电力科学研究院 | Method and device for predicting tree growth trend in power transmission line area |
| CN111537510A (en) * | 2020-05-09 | 2020-08-14 | 东北林业大学 | Farmland protection forest wind-prevention effect metering method based on spatial information technology |
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