CN214011284U

CN214011284U - Two-dimensional ultrasonic anemorumbometer for smart city monitoring system

Info

Publication number: CN214011284U
Application number: CN202022913612.3U
Authority: CN
Inventors: 武建勇; 任宝江
Original assignee: Chaoshan Tianjin Co ltd
Current assignee: Chaoshan Tianjin Co ltd
Priority date: 2020-12-08
Filing date: 2020-12-08
Publication date: 2021-08-20
Anticipated expiration: 2030-12-08

Abstract

The utility model provides a two-dimensional ultrasonic wave anemorumbometer for wisdom city monitored control system, including the pivot, set gradually wind direction pole and electron compass along vertical direction in the pivot, wind direction pole and electron compass are the level setting, and the wind direction pole both ends are arrow head and fin respectively, set up four ultrasonic transducer on the wind direction pole, and ultrasonic transducer can send and receive the ultrasonic wave in the two-dimensional plane inner loop; the wind speed and wind direction signals are sent to the microprocessor by the ultrasonic probe, the collected temperature and humidity signals are sent to the microprocessor by the temperature and humidity sensor, and the processed corresponding signals are sent to the cloud server by the microprocessor through the 4G/GPRS communication module, the 5G communication module and the NB-IoT Internet of things module. The utility model can automatically find north, the abrasion of the moving parts is small, and the service life is long; the response speed is fast, the installation is simple, and the maintenance is convenient.

Description

Two-dimensional ultrasonic anemorumbometer for smart city monitoring system

Technical Field

The utility model belongs to the instrument and meter field especially relates to a wisdom is two-dimensional ultrasonic wave anemorumbometer for city monitored control system.

Background

Even if a higher hardware design process is adopted to ensure the consistency of the sampling values of the ultrasonic probes after leaving the factory, in the outdoor long-term use process, the consistency drifting condition inevitably occurs among the four ultrasonic probes forming the anemorumbometer, and the accuracy of the measured value is influenced at the moment, so that the effective service life of the anemorumbometer is indirectly shortened. The existing ultrasonic anemorumbometer on the market is required to be installed according to a fixed position during installation, namely, a silk-screen direction mark is arranged on the anemorumbometer, for example, N represents the true north direction, S represents the true south direction and the like, and only when the anemorumbometer is installed according to a specified direction, the actual output wind direction value can be guaranteed to be the wind direction value according with the real situation.

Disclosure of Invention

In view of this, the utility model aims at providing a two-dimensional ultrasonic wave anemoscope for smart city monitoring system can find north automatically, need not to confirm the installation position (zero position) accurately in the installation process; a temperature and humidity sensor is arranged in the wind power generation system, and the real wind speed is automatically determined according to the temperature and humidity; the wind speed is zero, the wind power generation device works without angle limitation, is 360 degrees in all directions, and can simultaneously obtain wind speed and wind direction data; no moving part is arranged, the abrasion is small, and the service life is long; the response speed is fast, the installation is simple, the maintenance is convenient and mechanical abrasion is not required to be considered.

In order to achieve the above purpose, the technical scheme of the utility model is realized like this:

a two-dimensional ultrasonic anemoscope for a smart city monitoring system comprises a rotating shaft, wherein a wind direction rod and an electronic compass are sequentially arranged on the rotating shaft along the vertical direction, the wind direction rod and the electronic compass are horizontally arranged, arrows and a tail wing are arranged at two ends of the wind direction rod respectively, four ultrasonic probes are arranged on the wind direction rod, and the ultrasonic probes can circularly send and receive ultrasonic waves in a two-dimensional plane;

the ultrasonic wind speed and direction acquisition system comprises an ultrasonic probe, a 4G/GPRS communication module, a 5G communication module, an NB-IoT internet of things module, a temperature and humidity sensor and a cloud server, wherein the ultrasonic probe sends acquired wind speed and wind direction signals to the microprocessor, the temperature and humidity sensor sends acquired temperature and humidity signals to the microprocessor, and the microprocessor sends processed corresponding signals to the cloud server through the 4G/GPRS communication module, the 5G communication module and the NB-IoT internet of things module.

Further, the ultrasonic probe comprises an SD card storage module, and the SD card storage module stores the ultrasonic probe measurement data and the microprocessor processing data.

Further, still include anemorumbometer base, set up big dipper orientation module and GPS orientation module on the anemorumbometer base, big dipper orientation module with GPS orientation module with microprocessor signal connection, the anemorumbometer base has connecting portion.

Compared with the prior art, wisdom city monitored control system has following advantage with two-dimensional ultrasonic wave anemorumbometer:

the two-dimensional ultrasonic anemorumbometer for the smart city monitoring system can automatically find north without accurately determining the installation position (zero position) in the installation process; a temperature and humidity sensor is arranged in the wind power generation system, and the real wind speed is automatically determined according to the temperature and humidity; the wind speed and wind direction data can be obtained simultaneously without starting wind speed limit, zero wind speed work, angle limit and 360 degrees of omnibearing work; no moving part is arranged, the abrasion is small, and the service life is long; the response speed is fast, the installation is simple, the maintenance is convenient and mechanical abrasion is not required to be considered.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

fig. 1 is the embodiment of the utility model provides a wisdom city monitored control system is with two-dimensional ultrasonic wave anemorumbometer schematic structure.

Description of reference numerals:

1. a rotating shaft; 2. a wind direction lever; 21. an arrow; 22. a tail wing; 3. an electronic compass; 4. an ultrasonic probe.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. 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," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

A two-dimensional ultrasonic anemoscope for a smart city monitoring system is shown in figure 1 and comprises a rotating shaft, wherein a wind direction rod and an electronic compass are sequentially arranged on the rotating shaft along the vertical direction, the wind direction rod and the electronic compass are horizontally arranged, arrows and empennages are arranged at two ends of the wind direction rod respectively, four ultrasonic probes are arranged on the wind direction rod, and the ultrasonic probes can circularly send and receive ultrasonic waves in a two-dimensional plane;

the wind speed and wind direction signals are sent to the microprocessor by the ultrasonic probe, the collected temperature and humidity signals are sent to the microprocessor by the temperature and humidity sensor, and the processed corresponding signals are sent to the cloud server (artificial intelligent platform) through the 4G/GPRS communication module, the 5G communication module and the NB-IoT Internet of things module by the microprocessor.

Further, the ultrasonic probe comprises an SD card storage module, and the SD card storage module stores the ultrasonic probe measurement data and the data processed by the microprocessor.

Further, still include anemorumbometer base, set up big dipper orientation module and GPS orientation module on the anemorumbometer base, big dipper orientation module and GPS orientation module and microprocessor signal connection, anemorumbometer base has connecting portion.

The specific implementation mode is as follows:

1. the degree of the angle between the electronic compass and the wind direction pole (i.e. the offset) is determined.

The offset determining method comprises the following steps: in a laboratory, the anemorumbometer is horizontally placed according to the true south and the true north, and then the degree of an electronic compass on the anemorumbometer is read and recorded as theta. The theta is the offset to be measured, namely the included angle between the electronic compass and the wind direction rod.

2. In an actual environment, after the anemorumbometer is installed, when the actual wind direction value is read in a formal operation mode, the actual wind direction value is calculated and obtained according to the following method:

(1) and calculating a current wind direction measurement value which is marked as alpha by reading a two-dimensional ultrasonic time difference method.

(2) And reading the degree of the currently built-in electronic compass, and recording the degree as beta.

(3) According to the formula: the actual wind direction value WD can be obtained when WD is (α + β - θ + 360)% 360.

3. Arranging and measuring processes:

(1) circularly reading the sampling instantaneous value of each probe;

(2) after sampling instantaneous values of 4 probes are all acquired, maintaining for 3 seconds to keep the sampling instantaneous values stable;

(3) then taking the average value of each probe within 3 seconds as the sampling value of each probe;

(4) taking the sampling value of the largest probe as a zero point, and recording the difference between other probes and the zero point value;

(5) and recording the differences between all 4 probes and the zero value, and writing the differences serving as the zero calibration values of all the probes into the SD card storage module (reading the zero calibration values at each power-on restart later and calibrating at each sampling).

The above automatic calibration actions can be repeated at intervals (such as half a year), so as to reduce the influence caused by the consistency drift of the probe hardware and prolong the effective service life of the anemorumbometer.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a wisdom city two-dimensional ultrasonic wave anemorumbometer for monitored control system which characterized in that includes: the ultrasonic probe comprises a rotating shaft, wherein a wind direction rod and an electronic compass are sequentially arranged on the rotating shaft along the vertical direction, the wind direction rod and the electronic compass are both horizontally arranged, arrows and tail wings are arranged at two ends of the wind direction rod respectively, four ultrasonic probes are arranged on the wind direction rod, and the ultrasonic probes can circularly send and receive ultrasonic waves in a two-dimensional plane;

2. The two-dimensional ultrasonic anemorumbometer for smart city monitoring system of claim 1, further comprising an SD card storage module, wherein said SD card storage module stores said ultrasonic probe measurement data and said microprocessor processing data.

3. The two-dimensional ultrasonic anemorumbometer for the smart city monitoring system of claim 1, further comprising an anemorumbometer base, wherein a Beidou positioning module and a GPS positioning module are disposed on the anemorumbometer base, the Beidou positioning module and the GPS positioning module are in signal connection with the microprocessor, and the anemorumbometer base has a connecting portion.