CN213422137U - Tree breast-height diameter gradual change measuring system - Google Patents
Tree breast-height diameter gradual change measuring system Download PDFInfo
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- CN213422137U CN213422137U CN202022145680.XU CN202022145680U CN213422137U CN 213422137 U CN213422137 U CN 213422137U CN 202022145680 U CN202022145680 U CN 202022145680U CN 213422137 U CN213422137 U CN 213422137U
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Abstract
The utility model relates to a measuring equipment technical field discloses a trees chest diameter gradual change measurement system, and this system includes: the system comprises a data collection base station, lower computer acquisition equipment, a pull rope sensor device and a fixing device; the lower computer acquisition equipment is connected with the pull rope sensor device through a communication data line and is in signal transmission with the data collection base station through a preset communication module; the fixing device comprises a flat plate, a supporting rod and a supporting mechanism; the flat plate is internally provided with a groove for placing the stay cord sensor device, the groove is internally provided with a plurality of through holes, the support rod is arranged below the flat plate, and the bottom of the support rod is provided with a support mechanism for fixing the fixing device. The system is short in time consumption, and integrates functions of measurement, data uploading, management, analysis and the like.
Description
Technical Field
The utility model relates to a measuring equipment technical field especially relates to a trees chest diameter gradual change measurement system.
Background
The breast diameter refers to the diameter of a tree trunk 1.3 meters away from the ground, is one of the most basic factors for standing tree measurement, has important ecological value, and can reflect the growth condition of the tree to a certain extent, so that the estimation of forest accumulation, biomass, growth condition and the like is performed based on tree breast diameter data. Therefore, the breast diameter measurement can directly influence the estimation of the tree crown width, the tree volume and the forest resource accumulation, and has a very important position in forest resource monitoring and related practices.
The tree growth model is used for carrying out quantitative analysis and simulation on tree growth by using a method of a forest meridian science, statistics and mathematical model, and has important significance in forest resource investigation and operation management, and breast height diameter data is very important for establishing the tree growth model. Therefore, a tree breast diameter gradient measuring system which is low in cost, high in precision, simple and convenient to operate and short in time consumption is needed.
SUMMERY OF THE UTILITY MODEL
To the current situation of above-mentioned prior art, the utility model aims to solve the technical problem that a collection is measured, data upload, function in the gradual change measurement system of trees chest diameter of an organic whole such as management, analysis is provided.
This trees chest diameter gradual change measurement system specifically includes following technical scheme:
a tree breast-height diameter gradient measuring system comprising: the system comprises a data collection base station, lower computer acquisition equipment, a pull rope sensor device and a fixing device;
the lower computer acquisition equipment is connected with the pull rope sensor device through a communication data line and is in signal transmission with the data collection base station through a preset communication module;
the fixing device comprises a flat plate, a supporting rod and a supporting mechanism; a groove for placing a pull rope sensor device is formed in the flat plate, a plurality of through holes are formed in the groove, the support rod is arranged below the flat plate, the support mechanism for fixing the fixing device is arranged at the bottom of the support rod, a pull rope for measuring the breast diameter of the tree to be measured is arranged on the pull rope sensor device, and the pull rope surrounds the breast diameter of the tree to be measured;
and the pull rope sensor device is used for receiving the breast diameter voltage signal of the tree to be tested.
Furthermore, the lower computer acquisition equipment consists of a digital-to-analog conversion module, a first storage module, a clock module, a first acquisition processing module and a first communication module;
the first acquisition processing module is used for acquiring and processing the breast diameter voltage signal received by the pull rope sensor device;
the digital-to-analog conversion module is used for converting the acquired chest diameter voltage signal into chest diameter data information;
the first storage module is used for storing the breast diameter data information;
the clock module is used for controlling the acquisition state of the first acquisition processing module according to preset time setting;
the first communication module is used for transmitting the data information of the chest diameter to the data collection base station.
Furthermore, the data collection base station consists of an upper computer communication module, a second storage module, a second acquisition processing module and a second communication module;
the second communication module is used for receiving the data information of the breast diameter sent by the lower computer acquisition equipment and sending a preset receiving instruction to the first communication module, and the acquisition is stopped after the first acquisition processing module receives the preset receiving instruction through the first communication module;
the second acquisition and processing module is used for acquiring and processing the breast diameter data information received by the second communication module;
the upper computer communication module is used for transmitting the acquired breast diameter data information to an upper computer;
and the second storage module is used for storing the breast diameter data information transmitted by the upper computer communication module.
Furthermore, the lower computer acquisition equipment further comprises a first power supply module which is used for supplying electric energy to the digital-to-analog conversion module, the first storage module, the clock module, the first acquisition processing module and the first communication module.
Further, the first acquisition processing module adopts an MPS430 processing chip, and the first communication module adopts a ZigBee communication module.
Furthermore, the data collection base station further comprises a second power module for providing electric energy for the upper computer communication module, the second storage module, the second acquisition and processing module and the second communication module.
Further, the second acquisition processing module adopts an STC15 processing chip, and the second communication module adopts a ZigBee communication module.
Further, the supporting mechanism is a tripod, and the bottom end of the supporting rod is conical.
The utility model discloses at least, include following beneficial effect:
(1): the system measures the breast diameter voltage signal of a tree to be measured through a pull rope sensor, the signal is transmitted to a lower computer acquisition device through a communication data line, the voltage signal is converted into a corresponding digital signal through a digital-to-analog conversion module in the lower computer acquisition device, the diameter of the tree is calculated through a first acquisition processing module by adopting an MPS430 processing chip to obtain breast diameter data information, the breast diameter data information is transmitted to a data collection base station through a ZigBee module, and the breast diameter data information is uploaded to a corresponding computer end upper computer for storage and display by the data collection base station, so that a tree breast diameter gradient measurement system which is short in time consumption and integrates the functions of measurement, data uploading, management, analysis and the like is realized.
(2): the fixing device in the system is provided with a corresponding groove position for placing the pull rope sensor device, and a rectangular through hole is formed in the groove in order to prevent water accumulation in the groove after rain; the tripod is arranged at the bottom of the supporting rod, so that the purpose of stabilizing is achieved; when the support rod is used, the conical bottom end of the support rod plays a role of being inserted into soil close to the tree trunk.
Drawings
Fig. 1 is a schematic structural view of a lower-position machine acquisition device of the tree breast-height diameter gradient measurement system;
FIG. 2 is a schematic structural view of a fixing device of the tree breast-height diameter gradient measuring system;
FIG. 3 is a schematic structural diagram of the tree breast-height diameter gradient measuring system;
fig. 4 is a system block diagram of a lower computer acquisition device of the tree breast-height diameter gradient measurement system;
fig. 5 is a system block diagram of a data collection base station of the tree breast-height diameter gradient measurement system.
In the figure, 401, fixing holes; 402. a hinge rotating shaft; 403. a hinge is buckled; 404. a lower computer acquisition device; 405. a communication data line; 406. screw fixing holes; 407. a vertical plate; 408. a pull cord sensor device; 409. an antenna; 410. a data collection base station; 501. a groove; 502. a support bar; 503. a support mechanism; 504. the bottom end of the support rod; 505. a flat plate; 506. and a through hole.
Detailed Description
The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.
This example
This embodiment provides a tree breast-height diameter gradual change measurement system, as shown in fig. 1 to fig. 3, the system includes: a data collection base station 410, a lower computer acquisition device 404, a pull-cord sensor apparatus 408, and a fixture;
the lower computer acquisition equipment 404 is connected with the pull rope sensor device 408 through a communication data line 405, and the lower computer acquisition equipment 404 is in signal transmission with the data collection base station 410 through a preset communication module;
the fixing device comprises a flat plate 505, a support rod 502 and a support mechanism 503; a groove 501 for placing a pull rope sensor device 408 is formed in the flat plate, a plurality of through holes 506 are formed in the groove 501, a support rod 502 is arranged below the flat plate 505, a support mechanism 503 for stabilizing the fixing device is arranged at the bottom of the support rod 502, a pull rope for measuring the breast diameter of the tree to be measured is arranged on the pull rope sensor device 408, and the pull rope surrounds the breast diameter of the tree to be measured;
and the pull rope sensor device 408 is used for receiving the breast diameter voltage signal of the tree to be detected.
In the system, the trunk of the tree to be measured is approximately regarded as a cylinder during measurement, and the breast diameter of the tree is measured by surrounding the breast diameter measuring part of the tree by using the pull rope of the pull rope sensor device 408 for one circle. When the measurement is performed, the pulling rope on the pulling rope sensor device 408 needs to be wound around the tree cylinder on the same horizontal plane as the breast diameter measurement position. When the displacement of the rope drawn out around one circle is C, the chest diameter d of the tree to be measured can be obtained by the circumferential length formula d of a circle being C/pi.
Referring to fig. 1 and 3, 401 is a fixing hole of the lower-machine acquisition device 404, which is used for fixing the device on the trunk with an elastic rope so that the device does not fall off; 402 is a hinge rotating shaft of the lower computer acquisition equipment 404, and rivets for opening or closing the hinge are placed in the hinge rotating shaft; 403 is a hinge buckle of the lower computer acquisition equipment 404, which is used for tightly buckling and sealing when the equipment is closed; the equipment box of the lower computer acquisition equipment 404 is made of IP 65-grade materials, has good dustproof and waterproof properties, and can meet the requirement of field continuous measurement. The purpose is to calculate the diameter of the tree according to the value returned by the pull rope sensor device 408, so as to transmit data information to the data collection base station 410; 405 is a communication data line for the pull-cord sensor arrangement 408; 406 are screw fixing holes of the pull rope sensor device 408; 407 is a rope outlet of the rope sensor device 408, which is used for fixing the rope around the tree breast diameter for a circle, thereby realizing the long-time measurement of the tree breast diameter; the device box of the pull rope sensor device 408 is also made of IP65 grade material, and has good dust and water resistance; 409 is an antenna required by the data collection base station 410 to receive data information; the data collection base station can provide a good interpersonal interaction interface, and can upload the breast diameter data transmitted by the lower computer acquisition equipment to the corresponding computer end upper computer for storage and display after being processed and integrated by the corresponding communication module.
Referring to fig. 2, in order to allow the pull-cord sensor device 408 to measure and fix the chest diameter at exactly 1.3m from the ground, the system employs a fixation device to solve this problem. Wherein 501 is a groove corresponding to the stay cord sensor device 408, and a rectangular through hole 506 is arranged in the groove 501 for preventing water accumulation in the groove 501 after rain; a support rod 502, 1.3m long; the purpose of the tripod is to play a role in stabilization; in use, the bottom end 504 of the support rod 502 is tapered to provide a location for insertion into the soil adjacent the trunk of a tree.
As shown in fig. 4, the lower computer acquisition device is composed of a digital-to-analog conversion module, a first storage module, a clock module, a first acquisition processing module, and a first communication module;
the first acquisition processing module is used for acquiring and processing the breast diameter voltage signal received by the pull rope sensor device; the digital-to-analog conversion module is used for converting the acquired chest diameter voltage signal into chest diameter data information; the first storage module is used for storing the data information of the breast diameter; the clock module is used for controlling the acquisition state of the first acquisition processing module according to preset time setting; and the first communication module is used for transmitting the data information of the breast diameter to the data collection base station.
The lower computer acquisition equipment further comprises a first power supply module which is used for supplying electric energy to the digital-to-analog conversion module, the first storage module, the clock module, the first acquisition processing module and the first communication module. The first acquisition processing module adopts an MPS430 processing chip, and the first communication module adopts a ZigBee communication module.
Referring to fig. 4, in order to ensure the requirement of low power consumption of the lower computer acquisition device 404, the lower computer acquisition device 404 is composed of the following modules: the storage module is used for storing programs; the low-power-consumption ZigBee module of the lower computer acquisition equipment is used for communicating with the low-power-consumption ZigBee module of the data collection base station 410; the low-power-consumption clock module is used for acquiring the current time indication of the equipment by the lower computer; the pull rope sensor is used for measuring the breast diameter of the tree; the 20-digit digital-analog conversion module is used for converting the voltage signal converted by the pull rope sensor into a corresponding digital signal; the MPS430 processing chip with low power consumption is used for calculating and processing the data information of the chest diameter of the lower computer acquisition device 404; the power module is used for long-time power supply operation of the equipment.
As shown in fig. 5, the data collection base station 410 is composed of an upper computer communication module, a second storage module, a second collection processing module and a second communication module;
the second communication module is used for receiving the breast diameter data information sent by the lower computer acquisition equipment and sending a preset receiving instruction to the first communication module, and the acquisition is stopped when the first acquisition processing module receives the preset receiving instruction through the first communication module; the second acquisition and processing module is used for acquiring and processing the breast diameter data information received by the second communication module; the upper computer communication module is used for transmitting the acquired breast diameter data information to an upper computer; and the second storage module is used for storing the breast diameter data information transmitted by the upper computer communication module.
The data collection base station also comprises a second power module which is used for providing electric energy for the upper computer communication module, the second storage module, the second acquisition processing module and the second communication module. The second acquisition processing module adopts an STC15 processing chip, and the second communication module adopts a ZigBee communication module.
Referring to fig. 5, the data collection base station 410 is composed of the following modules: the display screen is used for man-machine interaction; the storage module is used for storing the data information of the breast diameter; the Lora communication module is used for communicating with an upper computer; the low-power-consumption ZigBee module of the data collection base station 410 is used for communicating with the low-power-consumption ZigBee module of the lower computer acquisition device 404; the clock module is used for data collection base station 410 current time indication; the second acquisition processing module STC15 is used for the operation and processing of the data information of the data collection base station 410; considering that the power failure phenomenon may exist in the base station power supply, the power module capable of being charged and discharged at the same time is selected to supply power to the data collection base station 410, so that the data collection base station 410 is ensured to use the power module capable of being charged and discharged at the same time as a standby power supply under the condition of power failure, and the data collection operation of the base station is ensured not to be influenced.
Wherein specific this embodiment provides based on tree external diameter measuring device of angle sensor, its implementation step is:
the method comprises the following steps: the complete set of devices was installed and placed as shown in the measurement schematic of fig. 3.
Step two: and a circuit board switch in the lower computer acquisition equipment 404 is turned on, the device starts to operate, and the first acquisition processing module MPS430, the first communication module ZigBee and the like enter a low-power-consumption operation mode.
Step three: the low-power clock module in the lower-computer acquisition device 404 determines whether the current time is an integral point time (e.g., 0 point, 1 point …), and if so, wakes up the first acquisition processing module MPS430 to acquire and process the diameter-of-breast voltage signal.
Step four: after the chest diameter data information is measured, the first collecting and processing module MPS430 wakes up the first communication module ZigBee with low power consumption, and sends the measured chest diameter data information to the data collecting base station 410.
Step five: after receiving the diameter data information, the data collection base station 410 sends a receiving completion instruction to the lower computer acquisition device 404, and writes the diameter data information into the storage module for storage; meanwhile, the data collection base station 410 sends the data information of the chest diameter collected at this moment to the upper computer at the computer end.
Step six: after the lower computer acquisition equipment 404 receives the successful receiving instruction, the first acquisition processing module MPS430 and the first communication module ZigBee continue to enter a low power consumption operation mode, and wait for the next integer point to come to measure the breast height of the tree again.
The system measures the breast diameter voltage signal of a tree to be measured through a pull rope sensor, the signal is transmitted to a lower computer acquisition device through a communication data line, the voltage signal is converted into a corresponding digital signal through a digital-to-analog conversion module in the lower computer acquisition device, the diameter of the tree is calculated through a first acquisition processing module by adopting an MPS430 processing chip to obtain breast diameter data information, the breast diameter data information is transmitted to a data collection base station through a ZigBee module, and the breast diameter data information is uploaded to a corresponding computer end upper computer for storage and display by the data collection base station, so that a tree breast diameter gradient measurement system which is short in time consumption and integrates the functions of measurement, data uploading, management, analysis and the like is realized.
The fixing device in the system is provided with a corresponding groove position for placing the pull rope sensor device, and a rectangular through hole is formed in the groove in order to prevent water accumulation in the groove after rain; the tripod is arranged at the bottom of the supporting rod, so that the purpose of stabilizing is achieved; when the support rod is used, the conical bottom end of the support rod plays a role of being inserted into soil close to the tree trunk.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Claims (8)
1. A tree breast-height diameter gradual change measuring system is characterized by comprising:
a data collection base station (410), a lower computer acquisition device (404), a pull rope sensor device (408) and a fixing device;
the lower computer acquisition equipment (404) is connected with the pull rope sensor device (408) through a communication data line (405), and the lower computer acquisition equipment (404) performs signal transmission with the data collection base station (410) through a preset communication module;
the fixing device comprises a flat plate (505), a supporting rod (502) and a supporting mechanism (503); a groove (501) for placing the pull rope sensor device (408) is formed in the flat plate, a plurality of through holes (506) are formed in the groove (501), the supporting rod (502) is arranged below the flat plate (505), the supporting mechanism (503) for fixing the fixing device is arranged at the bottom of the supporting rod (502), a pull rope for measuring the breast diameter of the tree to be measured is arranged on the pull rope sensor device (408), and the pull rope is encircled at the breast diameter of the tree to be measured;
and the pull rope sensor device (408) is used for receiving the breast diameter voltage signal of the tree to be detected.
2. The system for measuring gradual change of tree breast-height diameter according to claim 1, wherein: the lower computer acquisition equipment consists of a digital-to-analog conversion module, a first storage module, a clock module, a first acquisition processing module and a first communication module;
the first acquisition processing module is used for acquiring and processing the breast diameter voltage signal received by the pull rope sensor device;
the digital-to-analog conversion module is used for converting the acquired chest diameter voltage signal into chest diameter data information;
the first storage module is used for storing the breast diameter data information;
the clock module is used for controlling the acquisition state of the first acquisition processing module according to preset time setting;
the first communication module is used for transmitting the data information of the chest diameter to the data collection base station.
3. The system for measuring the gradual change of the breast-height diameter of the tree as claimed in claim 2, wherein the data collection base station is composed of an upper computer communication module, a second storage module, a second acquisition processing module and a second communication module;
the second communication module is used for receiving the data information of the breast diameter sent by the lower computer acquisition equipment and sending a preset receiving instruction to the first communication module, and the acquisition is stopped after the first acquisition processing module receives the preset receiving instruction through the first communication module;
the second acquisition and processing module is used for acquiring and processing the breast diameter data information received by the second communication module;
the upper computer communication module is used for transmitting the acquired breast diameter data information to an upper computer;
and the second storage module is used for storing the breast diameter data information transmitted by the upper computer communication module.
4. The system for measuring gradual change of the breast-height diameter of a tree according to claim 2, wherein the lower computer acquisition device further comprises a first power module for supplying electric energy to the digital-to-analog conversion module, the first storage module, the clock module, the first acquisition processing module and the first communication module.
5. The system for measuring gradual change of tree breast-height diameter according to claim 2, wherein the first collecting and processing module adopts an MPS430 processing chip, and the first communication module adopts a ZigBee communication module.
6. The system for measuring gradual change of tree breast-height diameter as claimed in claim 3, wherein said data collection base station further comprises a second power module for supplying electric energy to said upper computer communication module, said second storage module, said second collection processing module and said second communication module.
7. The system for measuring gradual change of breast-height diameter of trees of claim 3, wherein said second collection processing module uses STC15 processing chip, and said second communication module uses ZigBee communication module.
8. A tree breast-diameter gradient measuring system according to claim 1, wherein the support mechanism (503) is a tripod, the support bar having a bottom end (504) of the support bar which is tapered.
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| CN202022145680.XU CN213422137U (en) | 2020-09-27 | 2020-09-27 | Tree breast-height diameter gradual change measuring system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114322893A (en) * | 2021-12-17 | 2022-04-12 | 广西壮族自治区国有七坡林场 | Remote real-time measuring device for tree breast-height diameter |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114322893A (en) * | 2021-12-17 | 2022-04-12 | 广西壮族自治区国有七坡林场 | Remote real-time measuring device for tree breast-height diameter |
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