CN215728229U - Device for measuring wind speed of wind gap - Google Patents
Device for measuring wind speed of wind gap Download PDFInfo
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- CN215728229U CN215728229U CN202121181940.7U CN202121181940U CN215728229U CN 215728229 U CN215728229 U CN 215728229U CN 202121181940 U CN202121181940 U CN 202121181940U CN 215728229 U CN215728229 U CN 215728229U
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- 238000012544 monitoring process Methods 0.000 claims abstract description 7
- 238000004891 communication Methods 0.000 claims description 13
- 238000005259 measurement Methods 0.000 description 5
- 230000005611 electricity Effects 0.000 description 4
- 241000883990 Flabellum Species 0.000 description 3
- 230000005355 Hall effect Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
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Abstract
The utility model discloses a device for measuring wind speed of a wind gap, which comprises a base, a wind pipe, a wind speed sensor, a digital acquisition terminal and a cloud platform, wherein the wind pipe is fixedly arranged on the upper part of the base, fixed cylinders are fixedly arranged between the tail ends of connecting columns, a magnetic core is fixedly arranged in one of the fixed cylinders, a rotor is fixedly arranged at the center of a fan blade, the rotor is positioned in the magnetic core and is rotationally connected with the fixed cylinder, a Hall device is fixedly arranged on the inner wall of the fixed cylinder and in a gap, and the wind speed sensor comprises the Hall device and a processor. The utility model can acquire the information of the air supply outlet in real time, accurately measure the air supply speed of the fan, solve the problem that the air speed information of the air supply outlet cannot be acquired, display the air speed and the air quantity of the air supply outlet on the cloud platform in real time and realize the remote monitoring of the information of the air speed sensor on the cloud platform.
Description
Technical Field
The utility model relates to the technical field of wind speed detection, in particular to a device for measuring wind speed of a wind gap.
Background
Wind speed measurement has very important significance in various fields such as building engineering, bridge engineering, environmental protection meteorology, industrial equipment, mining safety and the like. With the development of the construction engineering industry in China, the progress of the measurement technology and the improvement of the construction safety requirement, the requirements of people on the measurement precision and the function of the wind speed measurement system are higher and higher. The wind speed measuring device in the prior art also has various defects, which are specifically shown as follows:
firstly, when the current air supply outlet supplies air, the measurement of the air supply speed of the fan is not accurate enough, and the function is very single.
And secondly, when the current air supply outlet supplies air to the building, the fan information cannot be acquired, remote monitoring cannot be carried out, and the air quantity supplied by the fan in the area cannot be guaranteed.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to solving the above problems and providing a device for measuring wind speed of a tuyere.
The utility model realizes the purpose through the following technical scheme:
a device for measuring wind speed of a wind gap comprises a base, a wind pipe, a wind speed sensor, a digital acquisition terminal and a cloud platform, wherein the wind pipe is fixedly arranged on the upper part of the base, the inner wall of the wind pipe is divided into a front group and a rear group, a plurality of connecting columns are fixedly arranged on the inner wall of the wind pipe, a fixed cylinder is fixedly arranged between the tail ends of the connecting columns, a magnetic core is fixedly arranged in one of the fixed cylinders, a fan blade is arranged between the two fixed cylinders, a rotor is fixedly arranged at the center of the fan blade, the rotor is positioned in the magnetic core and is rotatably connected with the fixed cylinder, a notch is formed in the magnetic core, and a Hall device is fixedly arranged on the inner wall of the fixed cylinder and positioned in the notch; the wind speed sensor comprises the Hall device and a processor, the processor, a signal emitter and a storage battery are fixedly arranged in the base, and the wind speed sensor and the signal emitter are electrically connected with the storage battery through leads.
Preferably, a differential amplifier, a comparator and a singlechip are arranged in the processor, the Hall device is electrically connected with the differential amplifier through a lead, the differential amplifier is electrically connected with the comparator through a lead, the comparator is electrically connected with the singlechip through a lead, the single chip microcomputer is electrically connected with the signal emitter through a lead, the signal emitter is in communication connection with the digital acquisition terminal, the digital acquisition terminal is in communication connection with the cloud platform, and by utilizing the Hall effect, the magnetic field change caused by the rotation of the rotor in the magnetic core driven by the fan blades in the air pipe is converted into the voltage change, the Hall device transmits voltage change to a differential amplifier, the differential amplifier is used for amplifying the generated weak voltage change, the comparator is used for outputting a comparison result of the voltage change to the single chip microcomputer, and the type of the single chip microcomputer is as follows: STM32H7, the external interrupt count of singlechip is utilized, reads the change semaphore in the unit, and the singlechip utilizes signal transmitter to convey data to digital acquisition terminal, digital acquisition terminal receives the signal after data transmission to the cloud platform communication.
Preferably, the base is provided with a connecting cylinder in an embedded mode, the connecting cylinder is internally fixedly provided with a fixing ring, and when the base is fixed on external equipment, the base can be fixed by penetrating the fixing ring through screws.
Preferably, the base is provided with a charging hole, so that the storage battery can be supplemented with electric quantity.
Preferably, the single chip microcomputer transmits data to the digital acquisition terminal through the signal transmitter by a ModBus communication protocol, the digital acquisition terminal transmits the data to the cloud platform through the nbiot/G module, the signal transmitter can transmit a wind speed calculation result to the digital acquisition terminal through the ModBus communication protocol, the digital acquisition terminal transmits the data to the cloud platform by the nbiot/G module, the cloud platform comprises a cloud server, a storage module and a display module, wind speed and wind volume information of the air supply opening can be displayed on the cloud platform in real time, and remote monitoring of wind speed sensor information on the cloud platform is achieved.
Compared with the prior art, the utility model has the following beneficial effects:
1. the air speed sensor can be used for acquiring the information of the air supply outlet in real time, the air speed of the fan is measured accurately, and the problem that the air speed information of the air supply outlet cannot be acquired is solved.
2. The wind speed and the wind amount information of the air supply outlet can be displayed on the cloud platform in real time, and the remote monitoring of the wind speed sensor information on the cloud platform is realized.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is an isometric view of a device for measuring wind speed at a tuyere according to the present invention;
FIG. 2 is a schematic structural view of a front view of a device for measuring wind speed at a tuyere according to the present invention;
FIG. 3 is a schematic cross-sectional view of a wind pipe of the device for measuring wind speed at a tuyere of the present invention;
FIG. 4 is a connection block diagram of a wind speed sensor of the device for measuring wind speed at a tuyere of the present invention;
FIG. 5 is a block diagram of data transmission connection of a device for measuring wind speed at a tuyere according to the present invention.
The reference numerals are explained below:
1. a base; 2. air duct: 3. connecting columns; 4. a fixed cylinder; 5. a fan blade; 6. a magnetic core; 601. a notch; 7. a rotor; 8. a wind speed sensor; 801. a Hall device; 802. a processor; 9. a digital acquisition terminal; 10. a signal transmitter; 11. a storage battery; 12. a cloud platform; 13. a connecting cylinder; 14. a fixing ring; 15. and a charging hole.
Detailed Description
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 those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to 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 should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 utility model will be further described with reference to the accompanying drawings in which:
example 1
As shown in fig. 1-5, a device for measuring wind speed of a wind gap comprises a base 1, a wind pipe 2, a wind speed sensor 8, a digital acquisition terminal 9 and a cloud platform 12, wherein the wind pipe 2 is fixedly arranged on the upper part of the base 1, the inner wall of the wind pipe 2 is divided into a front group and a rear group which are both fixedly provided with a plurality of connecting columns 3, fixed cylinders 4 are fixedly arranged between the tail ends of the connecting columns 3, a magnetic core 6 is fixedly arranged in one fixed cylinder 4, fan blades 5 are arranged between the two fixed cylinders 4, a rotor 7 is fixedly arranged at the center of each fan blade 5, the rotor 7 is positioned in the magnetic core 6 and is rotatably connected with the fixed cylinders 4, a gap 601 is formed in the magnetic core 6, and a hall device 801 is fixedly arranged on the inner wall of the fixed cylinder 4 and in the gap 601; the wind speed sensor 8 comprises a Hall device 801 and a processor 802, the processor 802, a signal emitter 10 and a storage battery 11 are fixedly arranged in the base 1, and the wind speed sensor 8 and the signal emitter 10 are electrically connected with the storage battery 11 through conducting wires.
Preferably: be provided with differential amplifier in the treater 802, comparator and singlechip, hall device 801 and differential amplifier pass through the wire electricity and connect, differential amplifier and comparator pass through the wire electricity and connect, comparator and singlechip pass through the wire electricity and connect, singlechip and signal transmitter 10 pass through the wire electricity and connect, signal transmitter 10 and digital acquisition terminal 9 communication connection, digital acquisition terminal 9 and cloud platform (12) communication connection, utilize hall effect, the magnetic field change that flabellum 5 drove rotor 7 and rotate in magnetic core 6 and arouse in tuber pipe 2 turns into voltage variation, hall device 801 transmits voltage variation to differential amplifier, utilize differential amplifier to amplify the weak voltage variation that produces, utilize the comparator to export the comparison result of voltage variation to the singlechip, the model of singlechip is: STM32H7, using the external interrupt count of the single chip to read the change semaphore in the unit, the single chip using signal emitter 10 to transmit the data to the digital acquisition terminal 9, the digital acquisition terminal 9 receiving the signal and then transmitting the data to the cloud platform (12); a connecting cylinder 13 is embedded in the base 1, a fixing ring 14 is fixedly arranged in the connecting cylinder 13, and when the base 1 is fixed on external equipment, screws can penetrate through the fixing ring 14 for fixing; the base 1 is provided with a charging hole 15 which can supplement electric quantity to the storage battery 11; the single-chip microcomputer transmits data to the digital acquisition terminal 9 through a ModBus communication protocol by using the signal transmitter 10, the digital acquisition terminal 9 transmits the data to the cloud platform 12 through the nbiot/4G module, the wind speed calculation result can be transmitted to the digital acquisition terminal 9 through the signal transmitter 10 by using the ModBus communication protocol single-chip microcomputer, the digital acquisition terminal 9 transmits the data to the cloud platform 12 by using the nbiot/G module, the cloud platform 12 comprises a cloud server, a storage module and a display module, the wind speed and the wind volume information of the air supply outlet can be displayed on the cloud platform 12 in real time, and the remote monitoring of the wind speed sensor 8 information on the cloud platform 12 is realized.
The working principle is as follows: the staff can utilize the bolt to pass solid fixed ring 15 base 1 and fix in the air outlet department of fan, can produce wind when the fan work, and the blade that flabellum 5 aimed at the air current receives the effect of wind pressure, produces certain torsional moment and makes the blade rotatory.
Utilize hall effect, flabellum 5 in tuber pipe 2 rotates and drives rotor 7 at 6 rotations of magnetic core, causes magnetic field variation and turns into voltage variation, has magnetism to feel line signal output among the hall device 801 among the air velocity transducer 8, amplifies output signal through differential amplifier, converts data into the data that singlechip can discern, and the model of singlechip is: STM32H7, outputting the comparison result of the voltage change to the single chip microcomputer by using the comparator, and finally obtaining the wind speed of the air feeder (namely the wind speed of the air feeder wind speed port) through calculation; the wind speed sensor 8 measures the wind speed by the rotation of the two groups of three-blade propellers around a horizontal shaft, the rotation plane of the wind speed sensor is always opposite to the incoming direction of wind, and the rotation speed of the wind speed sensor is in direct proportion to the wind speed.
The singlechip in the wind speed sensor 8 utilizes a signal transmitter 10 to transmit wind speed information to a digital acquisition terminal 9 through a 485 communication (modbus) protocol, and the wind speed sensor 8 comprises: hall device 801 and treater (802) are constituteed, and treater (802) includes: differential amplifier, comparator and singlechip.
After the digital acquisition terminal 9 obtains the wind speed information, the wind speed is calculated according to the Bernoulli equation, the obtained wind speed information is uploaded to the cloud platform 12 through the digital acquisition terminal 9 by using the nbiot/G module, and the cloud platform 12 comprises a cloud server, a storage module and a display module.
And after receiving the wind speed information uploaded by the signal emitter 10, the cloud platform 12 calculates wind volume information.
The air volume calculation formula is as follows: L3600F V
F-air duct measuring section area (m2)
V-air duct determination section average wind speed (m/s)
(Length of blade + number of blades rotated in unit time + offset as wind speed)
The air speed and air volume information is displayed on the cloud platform 12, so that the air speed and air volume information detected by the air speed sensor 8 can be remotely checked on the cloud platform, and the remote monitoring of the air feeder on the cloud platform 12 is realized.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed.
Claims (5)
1. The utility model provides a measure device of wind gap wind speed, includes base (1), tuber pipe (2), air velocity transducer (8), digital acquisition terminal (9) and cloud platform (12), its characterized in that: the air pipe (2) is fixedly arranged on the upper portion of the base (1), the inner wall of the air pipe (2) is divided into a front group and a rear group, a plurality of connecting columns (3) are fixedly arranged on the front portion and the rear portion, a fixed cylinder (4) is fixedly arranged between the tail ends of the connecting columns (3), a magnetic core (6) is fixedly arranged in one of the fixed cylinders (4), a fan blade (5) is arranged between the two fixed cylinders (4), a rotor (7) is fixedly arranged at the center of the fan blade (5), the rotor (7) is positioned in the magnetic core (6) and is rotatably connected with the fixed cylinder (4), a notch (601) is formed in the magnetic core (6), and a Hall device (801) is fixedly arranged on the inner wall of the fixed cylinder (4) and in the notch (601); the wind speed sensor (8) comprises a Hall device (801) and a processor (802), the processor (802), a signal emitter (10) and a storage battery (11) are fixedly arranged in the base (1), and the wind speed sensor (8) and the signal emitter (10) are electrically connected with the storage battery (11) through leads.
2. The device for measuring wind speed of a tuyere according to claim 1, wherein: the intelligent monitoring system is characterized in that a differential amplifier, a comparator and a single chip microcomputer are arranged in the processor (802), the Hall device (801) is electrically connected with the differential amplifier through a lead, the differential amplifier is electrically connected with the comparator through a lead, the comparator is electrically connected with the single chip microcomputer through a lead, the single chip microcomputer is electrically connected with the signal transmitter (10) through a lead, the signal transmitter (10) is in communication connection with the digital acquisition terminal (9), and the digital acquisition terminal (9) is in communication connection with the cloud platform (12).
3. The device for measuring wind speed of a tuyere according to claim 1, wherein: the base (1) is provided with a connecting cylinder (13) in an embedded mode, and a fixing ring (14) is fixedly arranged in the connecting cylinder (13).
4. The device for measuring wind speed of a tuyere according to claim 1, wherein: the base (1) is provided with a charging hole (15).
5. The device for measuring wind speed of a tuyere according to claim 2, wherein: the single chip microcomputer transmits data to the digital acquisition terminal (9) through a modbus communication protocol by using the signal transmitter (10), and the digital acquisition terminal (9) transmits the data to the cloud platform (12) through the nbiot/4G module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121181940.7U CN215728229U (en) | 2021-05-28 | 2021-05-28 | Device for measuring wind speed of wind gap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121181940.7U CN215728229U (en) | 2021-05-28 | 2021-05-28 | Device for measuring wind speed of wind gap |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215728229U true CN215728229U (en) | 2022-02-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121181940.7U Expired - Fee Related CN215728229U (en) | 2021-05-28 | 2021-05-28 | Device for measuring wind speed of wind gap |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215728229U (en) |
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2021
- 2021-05-28 CN CN202121181940.7U patent/CN215728229U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220201 |