CN207066943U - Omnidirectional's wind erosion flux self-operated measuring unit - Google Patents
Omnidirectional's wind erosion flux self-operated measuring unit Download PDFInfo
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- CN207066943U CN207066943U CN201720280633.1U CN201720280633U CN207066943U CN 207066943 U CN207066943 U CN 207066943U CN 201720280633 U CN201720280633 U CN 201720280633U CN 207066943 U CN207066943 U CN 207066943U
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Abstract
A kind of omnidirectional's wind erosion flux self-operated measuring unit, including sand-dust particulates measurement apparatus, wind vane, axis and sleeve, sand-dust particulates measurement apparatus includes laser transmission region, axis is hinged with sleeve, i.e. sleeve is with respect to middle shaft rotation, sand-dust particulates measurement apparatus and wind vane are installed with sleeve respectively, when wind wind vane rotates, wind vane drives sleeve rotating, the laser transmission region for making to be fixed on the sand-dust particulates measurement apparatus on sleeve is direction windward, i.e., sand and dust enter laser transmission region with the wind.It is to be based on laser light scattering principle, as little as 5 microns of recognizable particle size range, in terms of the measurement of sand-dust particulates, better than the instrument based on optical attenuation principle, and the gradiometry of wind erosion quantity can be realized, it is synchronous to obtain sand and dust direction of flow information, so as to obtain the intensity of wind erosion information of different directions, relatively accurate Back ground Information is provided for the extension prediction in desert.
Description
Technical field
It the utility model is related to blown sand physicses research equipment, more particularly to a kind of omnidirectional wind erosion flux automatic measurement dress
Put.
Background technology
Desertification is one of great environmental disaster problem that current many countries face, and with annual 60000 km2Speed
Continuous enlargement, and research desertification expanse, sandstorm cause mechanism are directed to the basic problem of a general character:When the grains of sand can rise
JumpHow to takeoffHow many enters moves in the airIn the research to these problems, numerous studies personnel are using " wind erosion
Mass flux sensor " and measuring wind speed instrument are used for obtaining the critical wind velocity threshold value for promoting the grains of sand to start, and based on this foundation
Wind speed and between husky rate or experience or the relational expression of theoretical prediction are played, obtained more in desertification prediction and sandstorm frequency
It is widely applied.In the process, the precision of wind erosion mass flux sensor is marginal for the precision tool of result of study.
Domestic most R&D institutions at present or University Scientific Research group are all mainly using the production of SENSIT companies of the U.S.
H11-LIN wind erosion mass flux sensors.Because the product mainly produces electric signal to know by particles hit piezo-electric crystal
Other particle, critical impact velocity and quality be present, therefore can only identify that particle diameter is more than 50 microns of particle, that is to say, that fortune
The dynamic grains of sand that speed is too small or volume is too small, this instrument can not all detect, and therefore, its measurement result (numbers of particles) precision has
Limit, is generally only for the qualitative research to grains of sand starting problem.And this instrument belongs to spot measurement, incoming side can not be offered an explanation
To direction of flow sediment discharge intensity information can not be reflected, the information of acquisition is extremely limited.
The content of the invention
In view of the shortcomings of the prior art, technical problem to be solved in the utility model is to provide a kind of omnidirectional's wind erosion flux
Self-operated measuring unit, it is to be based on laser light scattering principle, can recognize that as little as 5 microns of particle size range, in terms of the measurement of sand-dust particulates,
Better than the instrument based on optical attenuation principle, and sand and dust direction of flow and the information of sand-dust particulates can be synchronously obtained, so as to anti-
The intensity of wind erosion information for coming wind direction is reflected, is the extension fundamentals of forecasting information in desert.
Technical scheme is used by the utility model solves its technical problem:
A kind of omnidirectional's wind erosion flux self-operated measuring unit, including sand-dust particulates measurement apparatus, wind vane, axis and sleeve,
Sand-dust particulates measurement apparatus includes laser transmission region, and axis is hinged with sleeve, i.e. sleeve is with respect to middle shaft rotation, on sleeve point
Sand-dust particulates measurement apparatus and wind vane are not installed with, and when wind wind vane rotates, wind vane drives sleeve rotating, will be solid
The laser transmission region for the sand-dust particulates measurement apparatus being scheduled on sleeve is rotated to direction windward, i.e. next sand and dust entrance with the wind
Laser transmission region.
Optimal, the sand-dust particulates measurement apparatus also includes lasing light emitter, light-sensitive element and support, lasing light emitter and photosensitive member
Part is electrically connected, and the sand-dust particulates measurement apparatus is fixed on sleeve by hollow support, and one end of support is fixedly connected on
On sleeve, and the other end is divided into Liang Ge branches, i.e. branch A and branch B, and branch A and branch B ends are relative, and branch A consolidates end
Surely lasing light emitter is connected, branch B ends are fixedly connected with light-sensitive element, and lasing light emitter faces each other with light-sensitive element, i.e., lasing light emitter is launched
The direct projection of laser energy on light-sensitive element, the pitch space between lasing light emitter and light-sensitive element is laser transmission region.
Optimal, the sand-dust particulates measurement apparatus also includes measuring circuit, power supply, data communication module, display module
And processor, lasing light emitter, light-sensitive element, measuring circuit, power supply, data communication module, display module and processor electrical connection, survey
Amount circuit, power supply, data communication module and processor are each attached to the hollow inside of support, and the laser of lasing light emitter transmitting is through sand and dust
Received after KPT Scatter by light-sensitive element, the data that light-sensitive element receives are processed into pulse signal by measuring circuit, pulse letter
Number it is output and amplifies, be then processed by the processor into data signal, data communication module is used to send real time digital signal extremely
Display module, the real time data is shown to user by the display.
Optimal, including at least one sand-dust particulates measurement apparatus;Also include angle measurement unit, angular surveying dress
Put including angle inductor, data communication module, display module and processor, angle inductor, data communication module, display mould
Block and processor electrical connection, angle inductor is separately fixed on axis and sleeve, when setting wind vane points to due north sleeve with
The angle of axis is 0 °, and angular transducer monitors angle of the sleeve with respect to middle shaft rotation in real time, i.e., monitors the wind on sleeve in real time
Pointed to target, the angle value measured is transferred to the processor by angular transducer, and the processor is by anglec of rotation numerical value
It is transformed into after wind direction and wind direction is transferred to data communication module, data communication module sends real-time wind direction to display module, leads to
Cross the display and show the real-time wind direction data to user.
Optimal, the wind vane includes weathercock, empennage, rotary shaft and points to bar, and the one end and weathercock for pointing to bar are fixed
Connection, and the other end is fixedly connected with empennage, the center of gravity for pointing to bar is fixedly connected on one end of rotary shaft, and the other end of rotary shaft
It is fixed on sleeve;The axis is that bearing is connected with sleeve, and is three proofings bearing;Wind vane and sleeve are light wear-resistant materials
Material is made.
Optimal, in addition to base, the bottom of the axis be fixed on base, whole omnidirectional erodes flux automatic measurement
The center of gravity of device is on base.
Optimal, in addition to topple over alarm device, toppling over alarm device includes anti-dumping switch and siren, the anti-dumping
Switch is arranged on base bottom, and anti-dumping switch electrically connects with siren, and alarm device has the independent current source of oneself, topples over
When anti-dumping switch disconnect when, start siren send alarm.
As shown from the above technical solution, omnidirectional's wind erosion flux self-operated measuring unit provided by the utility model, is according to electricity
Electromagnetic wave propagation is theoretical, and laser runs into particulate matter and scattered, and the light-sensitive element for being placed in side measures to scattered light intensity, passes through
The variable quantity of detection light intensity can judge transmit in light path whether have the grains of sand, that is, be used to judge whether the grains of sand have been turned on, can know
As little as 5 microns of other particle size range.By being demarcated with experimental data, the sand and dust sample number into trial zone can be gone out with direct measurement
Mesh, dust intensity is represented using sand and dust number.All sand-dust particulates measurement apparatus are directly fixedly linked with outer sleeve, and wind direction becomes
During change, top increase wind vane give sleeve provide twisting resistance, sleeve turn to wind vane same position, so that it is determined that incoming
Direction.Now the laser transmission region of sand-dust particulates measurement apparatus is identical with direction of flow, dense so as to obtain the sand and dust in incoming
Degree.The utility model can also longitudinally increase measurement sand-dust particulates measurement apparatus according to specific requirement of experiment and target, you can
To know that the sand-dust particulates that different height passes through are distinguished, so as to realize that gradient type measures.Due to sand-dust particulates sensor and incoming
Direction is consistent, and can record direction of flow with real-time synchronization, therefore can reflect the intensity of wind erosion information of different directions, is
The extension fundamentals of forecasting information in desert.
Brief description of the drawings
Accompanying drawing 1 is omnidirectional's wind erosion flux self-operated measuring unit front view.
Accompanying drawing 2 is omnidirectional's wind erosion flux self-operated measuring unit side view.
Accompanying drawing 3 is omnidirectional's wind erosion flux self-operated measuring unit functional block diagram.
In figure:Sand-dust particulates measurement apparatus 10, laser transmission region 11, lasing light emitter 12, light-sensitive element 13, support 14, survey
Measure circuit 15, power supply 16, wind vane 20, weathercock 21, empennage 22, rotary shaft 23, sensing bar 24, axis 30, sleeve 40, base
50th, angle measurement unit 60, angular transducer 61, processor 110, data communication module 120, display module 130.
Embodiment
With reference to accompanying drawing of the present utility model, the technical scheme of utility model is further elaborated.
The wind erosion of omnidirectional shown in 1 flux self-operated measuring unit referring to the drawings, including sand-dust particulates measurement apparatus 10, wind vane
20th, axis 30, sleeve 40, base 50, topple over alarm device, angle measurement unit 60, wind speed measuring device 70, wind direction measurement dress
Put 80, air pressure measuring apparatus and temperature measuring equipment.
The bottom of axis 30 is fixed on base 50, and the center of gravity of whole omnidirectional's wind erosion flux self-operated measuring unit is in base 50
On, axis 30 is hinged with sleeve 40, and is most preferably the connection of three proofings bearing, i.e., sleeve 40 rotates relative to axis 30, on sleeve 40
Sand-dust particulates measurement apparatus 10 and wind vane 20 are installed with respectively, and wind vane 20 includes weathercock 21, empennage 22, rotary shaft 23
With sensing bar 24, the one end for pointing to bar 24 is fixedly connected with weathercock 21, and the other end is fixedly connected with empennage 22, points to the weight of bar 24
The heart is fixedly connected on one end of rotary shaft 23, and the other end of rotary shaft 23 is fixed on sleeve 40;Wind vane 20 and sleeve 40
It is made of light wear-resistant material.When wind wind vane 20 rotates, wind vane 20 rotates with moving sleeve 40, will be fixed on sleeve 40
On the laser transmission region 11 of sand-dust particulates measurement apparatus 10 rotate to direction windward, i.e., with the wind and the sand and dust that come enter laser
Transmission region 11.
Referring to the drawings shown in 2, sand-dust particulates measurement apparatus 10 includes lasing light emitter 12, light-sensitive element 13, support 14, laser
Defeated region 11, measuring circuit 15, power supply 16, data communication module 120, display module 130 and processor 110, lasing light emitter 12, light
Quick element 13, measuring circuit 15, power supply 16, data communication module 120, display module 130 and processor 110 electrically connect, described
Sand-dust particulates measurement apparatus 10 is fixed on sleeve 40 by hollow support 14, and one end of support 14 is fixedly connected on sleeve 40
On, and the other end is divided into Liang Ge branches, i.e. branch A and branch B, and branch A and branch B ends are relative, branch A ends, which are fixed, to be connected
Lasing light emitter 12 is connect, branch B ends are fixedly connected with light-sensitive element 13, and lasing light emitter 12 faces each other with light-sensitive element 13, i.e. lasing light emitter
To on light-sensitive element 13, the pitch space between lasing light emitter 12 and light-sensitive element 13 is laser transmission for the laser energy direct projections of 12 transmittings
Region 11, measuring circuit 15, power supply 16, data communication module 120 and processor 110 are each attached to the hollow inside of support 14,
The laser that lasing light emitter 12 is launched is received after Sand-dust aerosols scatter by light-sensitive element 13, and measuring circuit 15 receives light-sensitive element 13
Data be processed into pulse signal, the pulse signal is output and amplified, and is then processed into data signal by processor 110, number
It is used to send real time digital signal to display module 130 according to communication module 120, the reality is shown to user by the display
When data.
Referring to the drawings shown in 3, angle measurement unit 60, angle measurement unit 60 includes angular transducer 61, data communicate
Module 120, display module 130 and processor 110, angular transducer 61, data communication module 120, display module 130 and processing
Device 110 is electrically connected, and angular transducer 61 is separately fixed on axis 30 and sleeve 40, and setting wind vane 20 covers when pointing to due north
The angle of cylinder 40 and axis 30 is 0 °, and angular transducer 6161 monitors the angle that sleeve 40 rotates relative to axis 30 in real time, i.e., real
When monitor the sensing of wind vane 20 on sleeve 40, angular transducer 61 and the angle value measured is transferred to the processor
110, anglec of rotation numerical value is transformed into after wind direction by the processor 110 is transferred to data communication module 120 by wind direction, and data are led to
Letter module 120 sends real-time wind direction rotary angle value to display module 130, and the reality is shown to user by the display
When wind direction data.
Air pressure measuring apparatus includes baroceptor, data communication module 120, display module 130 and processor 110, gas
Pressure sensor, data communication module 120, display module 130 and processor 110 electrically connect, baroceptor and laser transmission range
Domain 11 is located at same level, and is fixedly mounted on the support 14, and baroceptor is used for the sea for monitoring laser transmission region 11
Degree of lifting, and the height above sea level angle value measured is transferred to the processor 110, the processor 110 transmits height above sea level angle value
To data communication module 120, data communication module 120 sends real-time height above sea level angle value to display module 130, by described aobvious
Show that device shows the real time data to user.
Temperature measuring equipment includes temperature sensor, data communication module 120, display module 130 and processor 110, temperature
Degree sensor, data communication module 120, display module 130 and processor 110 electrically connect, during temperature sensor is fixedly mounted on
On axle 30, temperature sensor real time temperature, and the temperature value measured is transferred to the processor 110, the processor 110 will
Temperature value is transferred to data communication module 120, and real-time temperature values are sent to display module 130, passed through by data communication module 120
The display shows the real time data to user.
Toppling over alarm device includes anti-dumping switch and siren, and the anti-dumping switch is arranged on the bottom of base 50, prevents
Dumping switch electrically connects with siren, and alarm device has the independent current source 16 of oneself, when anti-dumping switch disconnects when toppling over, opens
Dynamic siren sends alarm.
It is to sum up shown, omnidirectional's wind erosion flux self-operated measuring unit, all sand-dust particulates measurement apparatus 10 and outer sleeve 40
Directly it is fixedly linked, during wind vector, the wind vane 20 that top increases provides twisting resistance to sleeve 40, and sleeve 40 turns to and wind
To 20 same positions are marked, angle measurement unit 60 can detect specific angle so that it is determined that wind direction, so that it is determined that direction of flow.It is husky
The laser transmission region 11 of dust concentration measurement apparatus 10 is identical with direction of flow, so as to obtain the sand-dust particulates in incoming.Set
Air pressure measuring apparatus, the height of sand-dust particulates measurement apparatus 10 is reacted by air pressure measuring apparatus, longitudinally increases measurement sand-dust particulates
The quantity of measurement apparatus 10, plus wind speed measuring device 70, in the case of obtaining varying strength wind speed, the height letter of sand and dust take-off
Breath, so as to realize that gradient type measures.It also add simultaneously and topple over alarm device, cause device to be toppled over if as some reasons,
Warning information can be sent to intelligent control module, so as to go to overhaul before sending staff.Final the utility model can obtain
The intensity of wind erosion information of different directions, relatively accurate Back ground Information is provided for the extension prediction in desert.
Claims (7)
- The flux self-operated measuring unit 1. a kind of omnidirectional erodes, it is characterised in that:Including sand-dust particulates measurement apparatus, wind vane, in Axle and sleeve, sand-dust particulates measurement apparatus include laser transmission region, and axis is hinged with sleeve, i.e., sleeve revolves with respect to axis Turn, be installed with sand-dust particulates measurement apparatus and wind vane on sleeve respectively, when wind wind vane rotates, wind vane drives set Cylinder rotation, the laser transmission region for the sand-dust particulates measurement apparatus being fixed on sleeve is rotated to direction windward, i.e., with the wind and The sand and dust come enter laser transmission region.
- The flux self-operated measuring unit 2. omnidirectional according to claim 1 erodes, it is characterised in that:The sand-dust particulates measurement Device also includes lasing light emitter, light-sensitive element and support, and lasing light emitter and light-sensitive element electrical connection, the sand-dust particulates measurement apparatus are led to Cross hollow support to be fixed on sleeve, one end of support is fixedly connected on sleeve, and the other end is divided into Liang Ge branches, that is, divides Branch A and branch B, and branch A and branch B ends are relative, branch A ends are fixedly connected with lasing light emitter, and branch B ends are fixedly connected with light Quick element, lasing light emitter face each other with light-sensitive element, i.e. the laser energy direct projection of lasing light emitter transmitting on light-sensitive element, lasing light emitter with Pitch space between light-sensitive element is laser transmission region.
- The flux self-operated measuring unit 3. omnidirectional according to claim 2 erodes, it is characterised in that:The sand-dust particulates measurement Device also includes measuring circuit, power supply, data communication module, display module and processor, lasing light emitter, light-sensitive element, measurement electricity Road, power supply, data communication module, display module and processor electrical connection, measuring circuit, power supply, data communication module and processing Device is each attached to the hollow inside of support, and the laser of lasing light emitter transmitting is received by light-sensitive element after Sand-dust aerosols scatter, measured The data that light-sensitive element receives are processed into pulse signal by circuit, and the pulse signal is output and amplified, then by processor Manage into data signal, data communication module is used to sending real time digital signal to display module, by the display to user Show the real time data.
- 4. omnidirectional's wind erosion flux self-operated measuring unit according to any one in claims 1 to 3, it is characterised in that:Bag Include at least one sand-dust particulates measurement apparatus;Also include angle measurement unit, angle measurement unit include angle inductor, Data communication module, display module and processor, angle inductor, data communication module, display module and processor electrical connection, Angle inductor is separately fixed on axis and sleeve, and the angle of sleeve and axis is 0 ° when setting wind vane sensing due north, angle Degree sensor monitors angle of the sleeve with respect to middle shaft rotation in real time, i.e., the sensing of the wind vane on monitoring sleeve, angle pass in real time The angle value measured is transferred to the processor by sensor, and anglec of rotation numerical value is transformed into wind direction after wind direction by the processor Data communication module is transferred to, data communication module sends real-time wind direction to display module, by the display to user Show the real-time wind direction data.
- The flux self-operated measuring unit 5. omnidirectional according to claim 4 erodes, it is characterised in that:The wind vane includes wind Mark, empennage, rotary shaft and sensing bar, the one end for pointing to bar are fixedly connected with weathercock, and the other end is fixedly connected with empennage, points to bar Center of gravity be fixedly connected on one end of rotary shaft, and the other end of rotary shaft is fixed on sleeve;The axis and sleeve are axles Connection is held, and is three proofings bearing;Wind vane and sleeve are made of light wear-resistant materials.
- The flux self-operated measuring unit 6. omnidirectional according to claim 5 erodes, it is characterised in that:Also include base, it is described The bottom of axis is fixed on base, and the center of gravity of whole omnidirectional's wind erosion flux self-operated measuring unit is on base.
- The flux self-operated measuring unit 7. omnidirectional according to claim 6 erodes, it is characterised in that:Also include toppling over alarm dress Put, toppling over alarm device includes anti-dumping switch and siren, and the anti-dumping switch is arranged on base bottom, anti-dumping switch Electrically connected with siren, and alarm device has the independent current source of oneself, when anti-dumping switch disconnects when toppling over, starts siren hair Go out alarm.
Priority Applications (1)
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CN201720280633.1U CN207066943U (en) | 2017-03-22 | 2017-03-22 | Omnidirectional's wind erosion flux self-operated measuring unit |
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CN201720280633.1U CN207066943U (en) | 2017-03-22 | 2017-03-22 | Omnidirectional's wind erosion flux self-operated measuring unit |
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CN201720280633.1U Expired - Fee Related CN207066943U (en) | 2017-03-22 | 2017-03-22 | Omnidirectional's wind erosion flux self-operated measuring unit |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113902603A (en) * | 2021-10-13 | 2022-01-07 | 中科三清科技有限公司 | Method and device for calculating dust and sand discharge flux |
CN114414448A (en) * | 2022-01-21 | 2022-04-29 | 中国商用飞机有限责任公司 | Particulate matter concentration measuring device and measuring method |
CN114923424A (en) * | 2022-05-06 | 2022-08-19 | 中国科学院西北生态环境资源研究院 | Automatic sand dune wind erosion wind accumulation monitoring device and method |
-
2017
- 2017-03-22 CN CN201720280633.1U patent/CN207066943U/en not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113902603A (en) * | 2021-10-13 | 2022-01-07 | 中科三清科技有限公司 | Method and device for calculating dust and sand discharge flux |
CN114414448A (en) * | 2022-01-21 | 2022-04-29 | 中国商用飞机有限责任公司 | Particulate matter concentration measuring device and measuring method |
CN114414448B (en) * | 2022-01-21 | 2024-03-05 | 中国商用飞机有限责任公司 | Particulate matter concentration measuring device and measuring method |
CN114923424A (en) * | 2022-05-06 | 2022-08-19 | 中国科学院西北生态环境资源研究院 | Automatic sand dune wind erosion wind accumulation monitoring device and method |
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