CN219265221U - Tree breast diameter continuous measurement device based on NB-IOT - Google Patents
Tree breast diameter continuous measurement device based on NB-IOT Download PDFInfo
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- CN219265221U CN219265221U CN202223043127.0U CN202223043127U CN219265221U CN 219265221 U CN219265221 U CN 219265221U CN 202223043127 U CN202223043127 U CN 202223043127U CN 219265221 U CN219265221 U CN 219265221U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
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Abstract
The utility model discloses a tree breast diameter continuous measurement device based on NB-IOT, which relates to the field of tree breast diameter measurement, and is characterized in that a central control box is fixed on a trunk through a through hole on a fixed plate, so that a data acquisition device can acquire tree breast diameter data in real time, a data transmission time point is set through a main control module in communication connection with the data acquisition device, and the tree breast diameter data is transmitted to a communication base station through an NB-IOT timing communication module when the set data transmission time point is reached, thereby realizing long-term real-time monitoring of the tree breast diameter and providing real-time growth quantity data for tree growth characteristic analysis research and tree growth model establishment.
Description
Technical Field
The utility model relates to the field of tree breast diameter measurement, in particular to a tree breast diameter continuous measurement device based on NB-IOT.
Background
The breast diameter is a main index for measuring the growth amount of standing trees and is also an important attribute for forest resource investigation. The method is not only a main index for calculating the forest accumulation, but also can reflect the structure and quality of the forest in depth. Traditional tree breast diameter detection mode mainly is wheel chi, diameter tape measure and slide caliper rule and directly measures, and whole measurement process human cost is high, and manual reading, record data are easy to mistake and inefficiency, have seriously restricted forest resource investigation work's efficiency and quality, consequently, improve tree breast diameter data acquisition's efficiency and quality, become the important content of forest resource digital investigation. In recent years, a great number of students have explored and obtained many results on tree breast diameter measuring methods, such as total stations, laser scanners, electronic code bars, and other devices for measuring the tree breast diameter. The measuring equipment solves the defects of time consumption, labor consumption and the like existing in the traditional measuring mode, but does not meet the real-time mastering of the tree growth data, and can not provide forest dynamic information with higher time resolution for scientific research and forest resource long-term monitoring, so that the tree growth characteristic analysis research and the tree growth model establishment are restricted.
Disclosure of Invention
In order to monitor tree breast diameter data in real time for a long time, the utility model provides a tree breast diameter continuous measurement device based on NB-IOT, which comprises:
the upper end and the lower end of the central control box are both protruded with fixing plates, and the fixing plates are provided with through holes;
an upper cover covered on the central control box;
the inside of the central control box is provided with:
the data acquisition device is used for acquiring tree breast diameter data in real time;
NB-IOT timing communication module;
the main control module is in communication connection with the data acquisition device and is used for preprocessing tree breast diameter data acquired by the data acquisition device, setting a data transmission time point and transmitting the preprocessed tree breast diameter data to the communication base station through the NB-IOT timing communication module when the data transmission time point is reached;
and the power supply module is used for providing electric energy for the data acquisition unit, the main control module and the NB-IOT timing communication module.
Further, the data collector includes:
the stay cord displacement sensor is used for collecting analog quantity signals corresponding to tree chest diameters in real time;
and the ADC conversion circuit is in communication connection with the stay cord displacement sensor and is used for converting an analog quantity signal corresponding to the tree breast diameter into a digital signal to obtain tree breast diameter data and transmitting the tree breast diameter data to the main control module.
Further, the NB-IOT timing communication module comprises:
NB-IOT communication unit;
the clock unit is used for sending real-time to the main control module;
the main control module is specifically used for receiving the real-time sent by the clock unit, and sending the preprocessed tree breast diameter data to the communication base station through the NB-IOT communication unit when the real-time reaches a data sending time point.
Further, a through hole is formed in the lower end of the central control box, and an NB-IOT antenna in the NB-IOT timing communication module is arranged outside through the through hole.
Further, the central control box is connected with the upper cover through a hinge rotating shaft, and the central control box is fastened with the upper cover through a hinge fastener during covering.
Further, the main control module comprises a main control chip; the master control chip is specifically an STC15F2K60S2 chip.
Compared with the prior art, the utility model at least has the following beneficial effects:
(1) According to the utility model, the central control box is fixed on the trunk through the through hole on the fixing plate, so that the data acquisition device can acquire tree breast diameter data in real time, a data transmission time point is set through the main control module in communication connection with the data acquisition device, and the tree breast diameter data is transmitted to the communication base station through the NB-IOT timing communication module when the set data transmission time point is reached, so that the tree breast diameter is monitored in real time for a long time, and real-time growth quantity data is provided for tree growth characteristic analysis research and tree growth model establishment;
(2) In the utility model, the stay cord displacement sensor is used as a measuring tool in the data acquisition device, and as the stay cord displacement sensor is a sensor which is self-reset by a spring, the stay cord is increased and reduced along with the increase of the tree breast diameter, so that the stay cord of the stay cord displacement sensor is wound around the horizontal plane of the tree cylindrical breast diameter measuring position for one circle when the measurement is started, the continuous measurement of the tree breast diameter can be realized, and the long-term real-time monitoring of the tree breast diameter can be realized by combining an ADC (analog-to-digital) conversion circuit, a main control module, an NB-IOT (remote control) timing communication module and a power supply module in the device;
(3) The NB-IOT has the characteristics of wide coverage, low power consumption, large connection and low cost, and the NB-IOT is used as a communication network, so that the cost of data transmission is reduced;
(4) The tree breast diameter continuous measuring device provided by the utility model has the advantages of simple structure, easiness in installation, low power consumption, high measuring precision and low cost.
Drawings
FIG. 1 is a block diagram of a tree breast diameter continuous measurement device based on NB-IOT;
FIG. 2 is a diagram of the internal structure of the central control box;
fig. 3 is a block diagram of a tree breast diameter continuous measurement system based on NB-IOT.
In the figure: 1. the tree breast diameter continuous measuring device; 2. a trunk; 3. a communication base station; 4. a cloud server; 5. a PC end; 6. a moving end; 7. a pull rope surrounding a circle; 401. a central control box; 402. a hinge buckle; 403. a through hole; 404. a hinge rotating shaft; 405. NB-IOT antenna.
Detailed Description
The following are specific embodiments of the present utility model and the technical solutions of the present utility model will be further described with reference to the accompanying drawings, but the present utility model is not limited to these embodiments.
Example 1
In order to monitor tree breast diameter data in real time for a long time, as shown in fig. 1, the utility model provides a tree breast diameter continuous measurement device based on NB-IOT, which comprises:
the central control box 401, wherein the upper end and the lower end of the central control box 401 are both protruded with fixing plates, and the fixing plates are provided with through holes 403;
the central control box 401 is fixed on the trunk by passing the screw or the elastic ribbon through the through hole 403 on the fixing plate, and the central control box 401 is generally fixed on the trunk by using the elastic ribbon in consideration of not damaging the trunk, so that the central control box is not easy to fall off.
An upper cover covering the central control box 401;
the lower end of the central control box 401 is provided with a through hole, and an NB-IOT antenna 405 in the NB-IOT timing communication module is externally arranged through the through hole.
The central control box 401 is connected with the upper cover through a hinge rotating shaft 404, and the central control box 401 is tightly buckled and sealed with the upper cover through a hinge buckle 402 during covering, so that the waterproof and dustproof performance of the device is enhanced.
The central control box 401 and the upper cover are made of IP 65-grade PVC materials, so that the central control box has good dustproof and waterproof properties, and meets the field continuous measurement requirement.
As shown in fig. 2, the central control box 401 is internally provided with:
the data acquisition device is used for acquiring tree breast diameter data in real time;
the data collector comprises:
the stay cord displacement sensor is used for collecting analog quantity signals corresponding to tree chest diameters in real time;
and the ADC conversion circuit is in communication connection with the stay cord displacement sensor and is used for converting an analog quantity signal corresponding to the tree breast diameter into a digital signal to obtain tree breast diameter data and transmitting the tree breast diameter data to the main control module.
NB-IOT timing communication module;
the NB-IOT timing communication module comprises:
NB-IOT communication unit;
the clock unit is used for sending real-time to the main control module;
the main control module is in communication connection with the data acquisition device and is used for preprocessing tree breast diameter data acquired by the data acquisition device, setting a data transmission time point and transmitting the preprocessed tree breast diameter data to the communication base station through the NB-IOT timing communication module when the data transmission time point is reached;
when the measurement is started, the stay cord of the stay cord displacement sensor is wound on the horizontal plane of the tree cylindrical surface chest diameter measurement position for a circle, a displacement analog quantity signal pulled out by the stay cord around the circle is collected and transmitted to the ADC conversion circuit, the ADC conversion circuit converts the displacement analog quantity signal into a digital signal C and then specifically transmits the digital signal C to the main control chip, and the main control chip carries out pretreatment on the digital signal C:
In the utility model, the stay cord displacement sensor is used as a measuring tool in the data acquisition device, and the stay cord displacement sensor is a sensor which is self-reset by a spring and can be increased and reduced along with the increase of the tree breast diameter, so that the stay cord of the stay cord displacement sensor is wound around the horizontal plane of the tree cylindrical breast diameter measuring position for one circle when the measurement is started, the continuous measurement of the tree breast diameter can be realized, and the long-term real-time monitoring of the tree breast diameter can be realized by combining an ADC (analog-to-digital conversion) circuit, a main control module, an NB-IOT (remote control unit) timing communication module and a power supply module in the device.
The main control module is specifically used for receiving the real-time sent by the clock unit, and sending the preprocessed tree breast diameter data to the communication base station through the NB-IOT communication unit when the real-time reaches a data sending time point.
The NB-IOT has the characteristics of wide coverage, low power consumption, large connection and low cost, and the NB-IOT is used as a communication network, so that the cost of data transmission is reduced.
The main control module comprises a main control chip; the master control chip is specifically an STC15F2K60S2 chip.
Specifically, when the main control chip reaches a data sending time point in real time, the preprocessed tree breast diameter data is transmitted to the NB-IOT communication unit, and when the preprocessed tree breast diameter data is received, the NB-IOT communication unit feeds back a message of successful reception to the main control chip and sends the preprocessed tree breast diameter data to the communication base station.
And the power supply module is used for providing electric energy for the data acquisition unit, the main control module and the NB-IOT timing communication module.
The power module specifically includes: the lithium battery comprises a switch circuit, a power management module and a lithium battery; the switching circuit is used for controlling the on-off of the output of the lithium battery, the power management module is used for electric quantity management and overcurrent protection of the circuit, and the lithium battery is used for outputting electric energy.
According to the utility model, the central control box is fixed on the trunk through the through hole on the fixing plate, so that the data collector can collect tree breast diameter data in real time, a data transmission time point is set through the main control module in communication connection with the data collector, and the tree breast diameter data is transmitted to the communication base station through the NB-IOT timing communication module when the set data transmission time point is reached, thereby realizing long-term real-time monitoring of the tree breast diameter and providing real-time growth quantity data for tree growth characteristic analysis research and tree growth model establishment.
Example two
As shown in fig. 3, the present utility model further provides a tree breast diameter continuous measurement system based on NB-IOT, including:
the tree breast diameter continuous measurement device 1, the communication base station 3, the cloud server 4 and the client are as described above; wherein, tree chest footpath continuously measuring device 1 includes:
the data acquisition device is used for acquiring tree breast diameter data in real time;
the main control module is used for preprocessing tree breast diameter data acquired by the data acquisition unit, setting a data transmission time point, and transmitting the preprocessed tree breast diameter data to the communication base station 3 through the NB-IOT timing communication module when the data transmission time point is reached;
the tree breast diameter continuous measuring device 1 is fixed on a trunk 2 by an elastic ribbon.
The communication base station 3 is used for receiving tree breast diameter data and sending the tree breast diameter data to the cloud server 4 for storage;
the client is used for extracting tree breast diameter data stored in the cloud server 4 and displaying the tree breast diameter data.
The tree breast diameter continuous measurement system can be divided into a sensing layer, a transmission layer and an application layer; the sensing layer is a tree breast diameter continuous measurement device 1, the transmission layer is a communication base station 3 and a cloud server 4, and the application layer is a client; the client comprises a PC (personal computer) terminal 5 and a mobile terminal 6, and provides data display, analysis modeling and the like for a user.
According to the utility model, the breast diameter measurement is performed by using the stay cord displacement sensor, the data transmission is performed by using the NB-IOT, the continuous measurement of the tree breast diameter is realized, the measured data is continuously transmitted and stored to the cloud server, and forest dynamic information with higher time resolution is provided for scientific research and forest resource long-term monitoring.
It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.
Furthermore, descriptions such as those referred to herein as "first," "second," "a," and the like are provided for descriptive purposes only and are not to be construed as indicating or implying a relative importance or an implicit indication of the number of features being indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
In the present utility model, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In addition, the technical solutions of the embodiments of the present utility model may be combined with each other, but it is necessary to be based on the fact that those skilled in the art can implement the technical solutions, and when the technical solutions are contradictory or cannot be implemented, the combination of the technical solutions should be considered as not existing, and not falling within the scope of protection claimed by the present utility model.
Claims (6)
1. Tree breast diameter continuous measurement device based on NB-IOT, characterized by comprising:
the upper end and the lower end of the central control box are both protruded with fixing plates, and the fixing plates are provided with through holes;
an upper cover covered on the central control box;
the inside of the central control box is provided with:
the data acquisition device is used for acquiring tree breast diameter data in real time;
NB-IOT timing communication module;
the main control module is in communication connection with the data acquisition device and is used for preprocessing tree breast diameter data acquired by the data acquisition device, setting a data transmission time point and transmitting the preprocessed tree breast diameter data to the communication base station through the NB-IOT timing communication module when the data transmission time point is reached;
and the power supply module is used for providing electric energy for the data acquisition unit, the main control module and the NB-IOT timing communication module.
2. The NB-IOT based tree breast diameter continuous measurement apparatus of claim 1, wherein the data collector comprises:
the stay cord displacement sensor is used for collecting analog quantity signals corresponding to tree chest diameters in real time;
and the ADC conversion circuit is in communication connection with the stay cord displacement sensor and is used for converting an analog quantity signal corresponding to the tree breast diameter into a digital signal to obtain tree breast diameter data and transmitting the tree breast diameter data to the main control module.
3. The NB-IOT based tree breast diameter continuous measurement apparatus of claim 2, wherein the NB-IOT timing communication module comprises:
NB-IOT communication unit;
the clock unit is used for sending real-time to the main control module;
the main control module is specifically used for receiving the real-time sent by the clock unit, and sending the preprocessed tree breast diameter data to the communication base station through the NB-IOT communication unit when the real-time reaches a data sending time point.
4. The NB-IOT-based tree breast diameter continuous measurement device according to claim 1, wherein a through hole is provided at the lower end of the central control box, and an NB-IOT antenna in the NB-IOT timing communication module is externally arranged through the through hole.
5. The NB-IOT-based tree breast diameter continuous measurement device according to claim 1 wherein the central control box is connected to the upper cover through a hinge rotation shaft, and the central control box is fastened to the upper cover through a hinge fastener during the covering process.
6. The NB-IOT-based tree breast diameter continuous measurement apparatus according to claim 1, wherein the main control module comprises a main control chip; the master control chip is specifically an STC15F2K60S2 chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223043127.0U CN219265221U (en) | 2022-11-16 | 2022-11-16 | Tree breast diameter continuous measurement device based on NB-IOT |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223043127.0U CN219265221U (en) | 2022-11-16 | 2022-11-16 | Tree breast diameter continuous measurement device based on NB-IOT |
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| CN219265221U true CN219265221U (en) | 2023-06-27 |
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| CN202223043127.0U Active CN219265221U (en) | 2022-11-16 | 2022-11-16 | Tree breast diameter continuous measurement device based on NB-IOT |
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