CN103575929A - Multi-wind-direction wind-drift-sand-flow flow real-time monitor - Google Patents

Multi-wind-direction wind-drift-sand-flow flow real-time monitor Download PDF

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Publication number
CN103575929A
CN103575929A CN201310558375.5A CN201310558375A CN103575929A CN 103575929 A CN103575929 A CN 103575929A CN 201310558375 A CN201310558375 A CN 201310558375A CN 103575929 A CN103575929 A CN 103575929A
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China
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sand
collection
base plate
wind
hole
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CN201310558375.5A
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CN103575929B (en
Inventor
詹科杰
刘世增
周兰萍
方峨天
杨自辉
王多泽
张剑挥
王强强
郭树江
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Gansu Desert Control Research Institute
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Gansu Desert Control Research Institute
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Abstract

The invention discloses a multi-wind-direction wind-drift-sand-flow flow real-time monitor which comprises a shell, a sand collecting tube, a face plate, a rotary device, a plurality of weighing systems, a numerical control data acquisition instrument and a terminal computer. The face plate is installed above a cover plate of the shell and provided with a face plate through hole, the rotary device is installed on the cover plate of the shell, the sand collecting tube is connected with the rotary device and provided with a vertically-through sand inlet, a wind direction plate is arranged at the position, right corresponding to the sand inlet, of the upper portion of the sand collecting tube, a base plate is fixedly arranged at the lower end of the sand collecting tube and located in the face plate through hole, an interval is reserved between the outer edge of the base plate and the face plate through hole, a through hole corresponding to the sand outlet of the sand collecting tube in position is formed in the base plate, a hollow shaft is connected to the lower end of the through hole, a sand guiding tube is arranged at the lower end of the hollow shaft, an outlet of the sand guiding tube is located above the weighing systems, the multiple weighing systems are evenly arranged inside the shell and respectively connected with the numerical control data acquisition instrument through data lines, and the numerical control data acquisition instrument is connected with the terminal computer. According to the multi-wind-direction wind-drift-sand-flow flow real-time monitor, the wind directions are automatically tracked, measurement is accurate, and the flow of wind-drift sand conveyed in the different wind directions is distinguished.

Description

Multiple-direction wind sand drift flow real-time monitor
Technical field
The present invention relates to a kind of facility of collecting dust storm flow, a kind of multiple-direction wind sand drift flow real-time monitor particularly, for Real-Time Monitoring the prevailing wind direction random variation in the situation that and give accurate differentiation to different prevailing wind direction dust storm flows.
Background technology
Desertification is one of current global the most serious environmental problem with some areas and world wide effect facing, in the middle of desertification of land process, be accompanied by sand and dust movement of particles that is stream, bring the wind erosion of regional area topsoil or sand material to pile up, thereby accelerated the process of arid area soil desertification, caused the very fast expansion of desertification of land and constantly aggravation.And one of research emphasis of stream and the characteristics of motion thereof is carried out short-term or long-term fixed point and position monitor to the sand flow in DIFFERENT METEOROLOGICAL CONDITIONS and territorial environment exactly.Mostly the at present research relevant to sand flow is sand instrument and the derivative instrument thereof by USSR (Union of Soviet Socialist Republics), still do not have according to the knowledge of the applicant can be in the situation that prevailing wind direction constantly changes can Real-Time Monitoring and the strict instrument of distinguishing the sand flow of different prevailing wind directions under affecting.And in a same dusty wind weather process, sand flow, with the real-time change of wind speed and because the caused stream of random variation of wind speed, wind direction is at flow with the requisite aspect of research Mechanism of Wind Blow Sand Movement changing aspect flowing to, is also one of key factor of monitoring soil drifting intensity and desertification degree development and change.
Summary of the invention
The technical problem to be solved in the present invention be to provide a kind of simple in structure, easy to use, measurement result reliable, can be from motion tracking wind direction, collect the multiple-direction wind sand drift flow real-time monitor of distinguishing different prevailing wind direction dust storm flows.This multiple-direction wind sand drift flow real-time monitor, adopts settling methods to measure in real time collected different prevailing wind direction scope internal object section sand flows, and real time data is transported to terminal computer.
For solving the problems of the technologies described above, the technical scheme that the present invention takes as follows: a kind of multiple-direction wind sand drift flow real-time monitor, comprise housing, collection sand tube, characterized by further comprising panel, wheelwork, several Weighing system, numerical control number and adopt instrument and terminal computer, erecting of panel is above housing cover, panel is provided with panel through hole, wheelwork is installed above housing cover, collection sand tube is connected with wheelwork, collection sand tube is provided with the sand inlet running through up and down, collection sand tube top and the positive corresponding position of sand inlet are provided with wind direction board, collection sand tube lower end is installed with base plate, base plate is positioned at panel through hole, between base plate outer rim and panel through hole, be provided with spacing, base plate is provided with the through hole corresponding with collecting sand tube sand outlet position, through hole lower end is connected with tubular shaft, tubular shaft lower end is provided with training for sediment pipe, the outlet of training for sediment pipe is positioned at Weighing system top, several Weighing systems are distributed in housing, several Weighing systems are adopted instrument by data line with numerical control number respectively and are connected, numerical control number is adopted instrument and is connected with terminal computer, the outlet of training for sediment pipe and sand inlet opposite direction.
Weighing system comprises collection sand table, four claw shape supports, solenoid valve, weight sensor, joint coupling and sensor stand; Sensor stand is fixed on housing base plate, joint coupling is installed in sensor stand upper end, erection weight sensor above joint coupling, four claw shape supports are arranged on above weight sensor, collection sand table is arranged on four claw shape supports, collection sand table lower end is provided with uncovered, and solenoid valve is installed in uncovered position, and the outlet of training for sediment pipe is positioned at collection sand table top; Solenoid valve is adopted instrument by data line separately with numerical control number respectively with weight sensor and is connected.
Wheelwork comprises bearing holder (housing, cover), bearing and tubular shaft; Bearing is installed on bearing holder (housing, cover), and tubular shaft is installed on bearing; Collection sand tube is connected with tubular shaft by base plate.
Integrate sand tube as rhombus, the through hole that base plate is provided with is rhombus through hole; Collection sand table is up big and down small truncated cone-shaped collection sand table.
The present invention is installed on dust storm observation station, shell integral body is embedded in below earth's surface, and make panel and base plate and measurement point earth's surface keeping parallelism, contour, can process according to measurement point topographical features counter plate surface, to guarantee the accuracy of the indexs of correlation such as measurement point roughness, collection sand tube is perpendicular to observation station earth's surface.After stream motion starts, wind direction board draw collection sand tube and base plate, tubular shaft, the rotation of training for sediment pipe under the effect of wind-force, makes the direction of sand inlet aim at all the time prevailing wind direction, meanwhile, and the collection sand table that the outlet aligning of training for sediment pipe is relative with wind direction suitable for reading.Containing husky air-flow, from sand inlet, enter collection sand tube, the grains of sand are subject to collecting impact and collection leeward the stopping to wall of sand tube that the inner wind speed of sand tube reduces, under Action of Gravity Field, the grains of sand also enter tubular shaft through the rhombus port at base plate center along the downward sedimentation of collection sand tube, finally by the training for sediment pipe connecting with tubular shaft, be transported in the collection sand table corresponding with prevailing wind direction, by weight sensor, at numerical control number, adopt and after instrument instruction completes measurement under controlling, by data line, import the data of collection into numerical control number and adopt instrument, numerical control number is adopted and between instrument and terminal computer, can be adopted wired or wireless connections mode to carry out data communication, realize Real-Time Monitoring.
The present invention includes 12 to 16 cover Weighing system independent of each other, can meet measurement demand.Every suit Weighing system is corresponding with fixing prevailing wind direction, when under the effect of wind direction board at wind-force, traction collection sand tube rotates, makes sand inlet to aim at prevailing wind direction, by tubular shaft, also will rotate with the training for sediment pipe that is connected of collection sand tube thereupon, just can will enter in the grains of sand importing of the collection sand tube truncated cone-shaped collection sand table corresponding with prevailing wind direction this moment.When the grains of sand weight in collection sand table approaches the measurement range of weight sensing or the capacity of truncated cone-shaped collection sand table, numerical control number is adopted instrument instruction is passed to solenoid valve, solenoid valve is opened, under effect until the sand in truncated cone-shaped collection sand table at gravity rapidly the space by four claw shape supports emptying after, closed electromagnetic valve, proceeds to measure.Sand tube is leeward to wall, goes out by the collection sand tube top of being made by low-permeability fibrous material and collection for an air-flow part that enters sand inlet, and another part is discharged by gas outlet after entering housing.All data lines all enter enclosure interior by gas outlet and are connected with solenoid valve, weight sensor.
Principle of work of the present invention be utilize wind direction board adjust sand inlet towards, make sand inlet aim at all the time prevailing wind direction, collection sand table corresponding to prevailing wind direction while making enter the grains of sand sedimentation of collection sand tube and enter therewith from sand inlet, there is gravity sensor to complete to weigh and transfer data to numerical control Acquisition Instrument record, storage, thereby learn the flow of prevailing wind direction stream.That the present invention has is simple in structure, easy to operate, little to the resistance of wind field, from motion tracking wind direction with measure the features such as accurate, can meet the location observation of the long-term or short-term of zones of different stream, the dust storm flow that different wind directions are carried makes a distinction.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention,
Fig. 2 is the structural relation schematic diagram of collection sand tube and base plate, tubular shaft,
Fig. 3 is the sectional view of collection sand tube,
Fig. 4 is the structural representation of base plate,
Fig. 5 is A-A cut-open view of Fig. 4,
Fig. 6 is the structural representation of panel panel,
Fig. 7 is B-B cut-open view of Fig. 6,
Fig. 8 is the structural relation schematic diagram of housing cover and wheelwork,
Fig. 9 is the vertical view of Fig. 8,
Figure 10 is that the installation of housing, wheelwork, panel panel panel plate, base plate and collection sand tube is related to exploded view,
Figure 11 is the schematic diagram after housing, wheelwork, panel panel panel plate, base plate and collection sand tube are installed,
Figure 12 is the distribution schematic diagram of collection sand table in housing,
Figure 13 is the perspective view of four jiaos of claw type supports,
Figure 14 is four jiaos of claw type supports and the structural relation schematic diagram that collects sand table, gravity sensor.
In figure: 1-sand inlet, 2-collection sand tube, 201-collection sand tube end face, 202-windward to wall, 203-leeward to wall, 3-connecting cross arm, 4-wind direction board, 5-base plate, 501-through hole, 6-bearing holder (housing, cover), 7-bearing, 8-panel, 801-panel through hole, 9-panel rack, 10-tubular shaft, 11-training for sediment pipe, 12-collection sand table, 13-four claw shape supports, 1301-go up greatly annulus, 1302-little underannulus, 1303-fold-line-shaped support, 14-solenoid valve, 15-gravity sensor, 16-joint coupling, 17-gravity sensor support, 18-housing, 1801-housing cover, 1802-sand outlet, 19-gas outlet, 20-data line, the 2001-the first data line, the 2002-the second data line, 21-numerical control number is adopted instrument, 22-terminal computer, 23-Weighing system, W-sand inlet width, the center line of a-sand inlet, the line of centres that b-collection sand table is suitable for reading.
Embodiment
As shown in Figure 1: a kind of multiple-direction wind sand drift flow real-time monitor, comprise housing 18, collection sand tube 2, also comprise that panel 8, wheelwork, several Weighing system 23, numerical control number adopt instrument 21 and terminal computer 22; Panel 8 is arranged on housing cover 1801 tops, referring to Fig. 6 and Fig. 7: panel 8 is provided with panel through hole 801, housing cover 1801 is installed wheelwork above, collection sand tube 2 is connected with wheelwork, referring to Fig. 2 and Fig. 3: collection sand tube 2 is provided with the sand inlet 1 running through up and down, collection sand tube 2 tops and the positive corresponding position of sand inlet 1 are provided with wind direction board 4, and wind direction board 4 is fixed on collection sand tube by connecting cross arm 3; Collection sand tube 2 lower ends are installed with base plate 5, and base plate 5 is positioned at panel through hole 801, between base plate 5 outer rims and panel through hole 801, is provided with spacing, make the appropriate splicing of the interior edge of base plate 5 outers and panel 8 energy and guarantee freely rotating of base plate 5; Referring to Fig. 4 and Fig. 5: base plate 5 is provided with the through hole 501 corresponding with collecting sand tube 2 sand outlet positions, through hole 501 lower ends are connected with tubular shaft 10, tubular shaft 10 lower ends are provided with training for sediment pipe 11,11 outlets of training for sediment pipe are positioned at Weighing system top, several Weighing systems 23 are distributed in housing 18, several Weighing systems 23 are adopted instrument 21 by data line 20 and numerical control number respectively and are connected, and numerical control number is adopted instrument 21 and is connected with terminal computer 22.11 outlets and sand inlet 1 opposite direction of training for sediment pipe.
Referring to Fig. 8, Fig. 9 and Figure 10: wheelwork comprises bearing holder (housing, cover) 6, bearing 7 and tubular shaft 10; Bearing holder (housing, cover) 6 is welded on cover plate 1801, and bearing 7 is installed on bearing holder (housing, cover) 6, and tubular shaft 10 is installed on bearing 7; Collection sand tube 2 is connected with tubular shaft 10 by base plate 5.Wheelwork plays the multiple action of fixed set sand tube 2, conduction stream and rotation axis.
Referring to Fig. 2 and Fig. 3: integrate sand tube 2 as the straight quadrangular body of the straight four prism type of rhombus; Referring to Fig. 4 and Fig. 5: the through hole 501 that base plate 5 is provided with is rhombus through hole; Referring to Figure 14: collection sand table 12 is up big and down small truncated cone-shaped collection sand table.
The collection sand tube of the straight four prism type of rhombus can farthest reduce the impact on incoming flow wind speed; Collection sand tube 12 comprises that two are made by horminess metal plate to wall 202 to wall 203 and 201, two of collection sand tube end faces windward to wall 202, two are leeward windward, and collection sand tube end face 201 and two are leewardly made by low-permeability fibrous material to wall 203; Sand inlet 1 is located at two, and windward to the total limit of wall 202, sand inlet 1 is oblong openings, and sand inlet width W is 5mm.By low-permeability fibrous material, make the leeward of collection sand tube end face 201 and two collection sand tubes and can play logical wind action on the one hand to wall 203, prevent from collecting the interior generation of sand tube 2 and reflux; On the other hand, because it is to be made by low-permeability fibrous material, metallic fiber material wants soft a lot of relatively, can play to entering the grains of sand that collect in sand tube 2 effect of buffering, the grains of sand that prevent from entering in collection sand tube 2 are encountered collection sand tube wall and rebound away, cause measuring error.Wind direction board 4 is fixed on leeward on the total limit of wall 203 by connecting cross arm 3, thereby makes sand inlet 1 can aim at all the time prevailing wind direction.Straight four prism type collection sand tube 2 lower ends are fixed on above the rhombus through hole 501 of base plate 5, the lower end mouth of pipe and the rhombus through hole 501 that collect sand tube 2 are connected, the welded hollow axle 10 below of rhombus through hole 501, tubular shaft 10 internal diameters are slightly larger than the long-diagonal of rhombus through hole 501, making to collect sand tube 2 connects with rhombus through hole 501 and the tubular shaft 10 of base plate 5, tubular shaft 10 is connected with training for sediment pipe 11, and the other end of training for sediment pipe 11 is in collection sand table 12 central point suitable for reading top.
The support of the wheelwork being formed by bearing holder (housing, cover) 6, bearing 7 and tubular shaft 10 and fixing under, after stream motion starts, wind drive wind direction board 4 traction collection sand tubes 2, base plate 5, tubular shaft 10 freely rotate with training for sediment pipe 11, make the direction of sand inlet 1 when aiming at prevailing wind direction all the time, the collection sand table 12 that the outlet aligning of training for sediment pipe 11 is corresponding with wind direction suitable for reading.The axis of long-diagonal, tubular shaft 10 and the training for sediment pipe 11 of the center line a of sand inlet, collection sand tube 2 axis, rhombus through hole 501 is positioned in the plane on same vertical and earth's surface, and the outlet of training for sediment pipe 11 is all the time in collecting sand table line of centres b suitable for reading.Sand inlet 1, collection sand tube 2, wind direction board 4, base plate 5, will collection sand tube 2 and the connection tubular shaft 10 of training for sediment pipe 11, their function is that to collect prevailing wind direction impact lower take collection sand tube height and sand inlet width be to collect the stream total flow of section and imported to collect sand table 12.
As shown in Figure 10 and Figure 11: the outward flange of panel 8 is provided with downward bending, panel 8 can be just in time buckled on housing 18.Housing cover 1801 is symmetrically welded four panel racks 9 above, and counter plate 8 is played a supporting role; The height of panel rack 9 is equal to base plate 5 to the distance between housing cover 1801, can guarantee base plate 5 and panel 8 all the time in one plane.
As shown in figure 12: the present embodiment comprises 16 Weighing systems, 16 Weighing systems are independent of one another, do not produce each other and lean on and friction, be positive ten hexagons be distributed on housing base plate with minimum spacing.
Each Weighing system 23 comprises collection sand table 12, four claw shape supports 13, solenoid valve 14, weight sensor 15, joint coupling 16 and sensor stand 17; Sensor stand 17 is fixed on housing base plate, joint coupling 16 is installed in sensor stand 17 upper ends, joint coupling 16 is erection weight sensor 15 above, four claw shape supports 13 are arranged on above weight sensor 15, collection sand table 12 is arranged on four claw shape supports 13, collection sand table 12 lower ends are provided with uncovered, and solenoid valve 14 is installed in uncovered position, and 11 outlets of training for sediment pipe are positioned at collection sand table 12 tops, center; Solenoid valve 14 is adopted instrument 21 by data line 20 separately with numerical control number respectively with weight sensor 15 and is connected, be that solenoid valve 14 is adopted instrument 21 by the first data line 2001 and numerical control number and is connected, weight sensor 15 is adopted instrument 21 by the second data line 2002 and numerical control number and is connected; 16 Weighing systems have ten six roots of sensation the first data lines 2001 and ten six roots of sensation the second data lines.The balance that guarantees weight sensor 15 by adjusting joint coupling 16, meets weight sensor 15 Real-Time Monitorings.
In the process of collecting the grains of sand, solenoid valve 14 cuts out, and as the chassis of truncated cone-shaped collection sand table 12, supports the interim splendid attire grains of sand; When the sand weight in truncated cone-shaped collection sand table 12 reaches setting value, numerical control number is adopted instrument 21 OPEN is passed to solenoid valve 14, and solenoid valve 14 is opened, and the grains of sand that make to collect in sand table 12 drain in housing 18 from the space of four claw shape supports 13; When the grains of sand are from truncated cone-shaped collection sand table 12 all flows out, numerical control number is adopted instrument 21 out code is passed to solenoid valve 14, and solenoid valve 14 cuts out.
Numerical control number is adopted instrument 21 and is judged according to the data of gravity sensor 15 transmission whether the sand weight in truncated cone-shaped collection sand table 12 reaches critical fixed value.The instruction that solenoid valve 14 is adopted instrument 21 at numerical control number guarantees under controlling that the weight of the sand of collection sand table 12 introspections dresses do not want the measurement range of overweight sensor 15, also surpasses the volume of collection sand table 12.
As shown in Figure 13 and Figure 14: four claw shape supports 13 comprise large upper annulus 1301, little underannulus 1302 and 1303, four fold-line-shaped supports 1303 of four fold-line-shaped supports will be gone up greatly annulus 1301 and be fixedly connected with little lower annulus 1302 rings; Truncated cone-shaped collection sand table 12 is vertical with solenoid valve 14 to be fixed in large upper annulus 1301, and lower small circle ring 1302 is vertically fixed on weight sensor 15 upper surfaces; Can make to collect sand table 12 and inner sand thereof and the weight of solenoid valve 14 and pass to weight sensor 15 by four claw shape supports 13, and complete and data are passed to numerical control number in real time after measurement and adopt instrument 21 by weight sensor 15.
Due to being connected with weight sensor support 17 below by joint coupling 16 of weight sensor 15, utilize joint coupling 16 can guarantee to collect sand table 12, solenoid valve 14, four claw shape supports 13, weight sensor 15 all the time perpendicular to level ground and meet the condition of work of weight sensor 15.Numerical control number is adopted instrument 21 and by data line 20, according to the survey frequency of appointment, is received the measurement data of weight sensor, and to solenoid valve 14, sends opening and closing instruction according to the range limit of appointment; Terminal computer 22 receives numerical control number by wired or wireless connections mode and adopts instrument 21 data, realizes the Real-Time Monitoring of stream data, implements the parameter input and output that numerical control number is adopted to instrument 21.Housing 18 is connected with gas outlet 19, and all data lines all stretch out in housing 18 by gas outlet 19, and gas outlet 19 is connected in housing 18 sidewalls, meanwhile, also plays the effect that enters the air in housing 18 by sand inlet 1 of discharging.Housing 18 bottom surfaces are provided with sand outlet 1802, wait observation to finish, and by sand outlet 1802, the sand of housing 18 inside are discharged.

Claims (10)

1. a multiple-direction wind sand drift flow real-time monitor, comprises housing, collection sand tube, it is characterized in that: also comprise that panel (8), wheelwork, several Weighing system (23), numerical control number adopt instrument (21) and terminal computer (22), panel (8) is arranged on housing cover (1801) top, panel (8) is provided with panel through hole (801), housing cover (1801) is installed wheelwork above, collection sand tube (2) is connected with wheelwork, collection sand tube (2) is provided with the sand inlet (1) running through up and down, the positive corresponding position of collection sand tube (2) top and sand inlet (1) is provided with wind direction board (4), collection sand tube (2) lower end is installed with base plate (5), base plate (5) is positioned at panel through hole (801), between base plate (5) outer rim and panel through hole (801), be provided with spacing, base plate (5) is provided with the through hole (501) corresponding with collecting sand tube (2) sand outlet position, through hole (501) lower end is connected with tubular shaft (10), tubular shaft (10) lower end is provided with training for sediment pipe (11), training for sediment pipe (11) outlet is positioned at Weighing system 23 tops, several Weighing systems (23) are distributed in housing (18), several Weighing systems (23) are adopted instrument (21) by data line (20) and numerical control number respectively and are connected, numerical control number is adopted instrument (21) and is connected with terminal computer (22), training for sediment pipe (11) outlet and sand inlet (1) opposite direction.
2. a kind of multiple-direction wind sand drift flow real-time monitor as claimed in claim 1, is characterized in that: each Weighing system (23) comprises collection sand table (12), four claw shape supports (13), solenoid valve (14), weight sensor (15), joint coupling (16) and sensor stand (17); Sensor stand (17) is fixed on housing base plate, joint coupling (16) is installed in sensor stand (17) upper end, joint coupling (16) is erection weight sensor (15) above, four claw shape supports (13) are arranged on weight sensor (15) above, collection sand table (12) is installed on four claw shape supports (13), collection sand table (12) lower end is provided with uncovered, and solenoid valve (14) is installed in uncovered position, and training for sediment pipe (11) outlet is positioned at top, collection sand table (12) center; Solenoid valve (14) is adopted instrument (21) by data line (20) separately with numerical control number respectively with weight sensor (15) and is connected.
3. a kind of multiple-direction wind sand drift flow real-time monitor as claimed in claim 2, it is characterized in that: four claw shape supports (13) comprise large upper annulus (1301), little lower annulus (1302) and four fold-line-shaped supports (1303), four fold-line-shaped supports (1303) will be gone up greatly annulus (1301) and be fixedly connected with little lower annulus (1302) ring; Truncated cone-shaped collection sand table (12) is vertical with solenoid valve (14) to be fixed in large upper annulus (1301), and lower small circle ring (1302) is vertically fixed on weight sensor (15) upper surface.
4. a kind of multiple-direction wind sand drift flow real-time monitor as claimed in claim 3, is characterized in that: wheelwork comprises bearing holder (housing, cover) (6), bearing (7) and tubular shaft (10); It is upper that bearing holder (housing, cover) (6) is welded on cover plate (1801), and bearing (7) is installed on bearing holder (housing, cover) (6), and tubular shaft (10) is installed on bearing (7); Collection sand tube (2) is connected with tubular shaft (10) by base plate (5).
5. a kind of multiple-direction wind sand drift flow real-time monitor as claimed in claim 4, is characterized in that: integrate sand tube (2) as the straight quadrangular body of the straight four prism type of rhombus; Through hole (501) is rhombus through hole; Collection sand table (12) is up big and down small truncated cone-shaped collection sand table (12).
6. a kind of multiple-direction wind sand drift flow real-time monitor as claimed in claim 5, it is characterized in that: collection sand tube (12) comprise two leeward to wall (203) and collection sand tube end face (201) to wall (202), two windward, to wall (202), by horminess metal plate, made windward for two, collection sand tube end face (201) is leewardly made by low-permeability fibrous material to wall (203) with two.
7. a kind of multiple-direction wind sand drift flow real-time monitor as claimed in claim 5, is characterized in that: sand inlet (1) is located at two, and windward to the total limit of wall (202), sand inlet (1) is oblong openings, and sand inlet width (W) is 5mm.
8. a kind of multiple-direction wind sand drift flow real-time monitor as described in claim 1 to 7 any one, is characterized in that: the outward flange of panel (8) is provided with downward bending; Housing cover (1801) is symmetrically welded four panel racks (9) above; The height of panel rack (9) is equal to base plate (5) to the distance between housing cover (1801).
9. a kind of multiple-direction wind sand drift flow real-time monitor as claimed in claim 8, is characterized in that: the axis of long-diagonal, tubular shaft (10) and the training for sediment pipe (11) of the center line of sand inlet (a), collection sand tube axis, rhombus through hole (501) is positioned in the plane on same vertical and earth's surface.
10. a kind of multiple-direction wind sand drift flow real-time monitor as claimed in claim 9, is characterized in that: several Weighing systems (23) are 16 Weighing systems, with minimum spacing, are uniformly distributed on housing base plate.
CN201310558375.5A 2013-11-12 2013-11-12 Multi-wind-directionwind-drift-sand-flowflow wind-drift-sand-flowflow flow real-time monitor Expired - Fee Related CN103575929B (en)

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CN113514662A (en) * 2021-04-09 2021-10-19 中铁五局集团第一工程有限责任公司 Railway line wind-blown sand monitoring system and method

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