CN106179901B - A kind of solid minute dusts particle dispenses device - Google Patents
A kind of solid minute dusts particle dispenses device Download PDFInfo
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- CN106179901B CN106179901B CN201610791060.9A CN201610791060A CN106179901B CN 106179901 B CN106179901 B CN 106179901B CN 201610791060 A CN201610791060 A CN 201610791060A CN 106179901 B CN106179901 B CN 106179901B
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- suspension parts
- dispense
- particle
- air
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- 239000002245 particle Substances 0.000 title claims abstract description 92
- 239000007787 solid Substances 0.000 title claims abstract description 16
- 239000000428 dust Substances 0.000 claims abstract description 54
- 239000000725 suspension Substances 0.000 claims abstract description 38
- 230000001681 protective effect Effects 0.000 claims abstract description 29
- 238000002474 experimental method Methods 0.000 claims abstract description 14
- 238000007873 sieving Methods 0.000 claims abstract description 14
- 238000006073 displacement reaction Methods 0.000 claims abstract description 4
- 239000004744 fabric Substances 0.000 claims description 8
- 238000004804 winding Methods 0.000 claims description 8
- 230000010355 oscillation Effects 0.000 claims description 6
- 230000001133 acceleration Effects 0.000 claims description 4
- 241000826860 Trapezium Species 0.000 claims description 3
- 239000006185 dispersion Substances 0.000 claims description 3
- 238000009423 ventilation Methods 0.000 claims description 3
- 238000012216 screening Methods 0.000 claims 1
- 238000012360 testing method Methods 0.000 abstract description 7
- 230000009286 beneficial effect Effects 0.000 abstract description 4
- 239000008187 granular material Substances 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 6
- 239000012530 fluid Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 238000004062 sedimentation Methods 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005284 excitation Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000013618 particulate matter Substances 0.000 description 2
- SBNFWQZLDJGRLK-UHFFFAOYSA-N phenothrin Chemical compound CC1(C)C(C=C(C)C)C1C(=O)OCC1=CC=CC(OC=2C=CC=CC=2)=C1 SBNFWQZLDJGRLK-UHFFFAOYSA-N 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 229910052681 coesite Inorganic materials 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 229910052906 cristobalite Inorganic materials 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 229910052682 stishovite Inorganic materials 0.000 description 1
- 229910052905 tridymite Inorganic materials 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C19/00—Apparatus specially adapted for applying particulate materials to surfaces
- B05C19/04—Apparatus specially adapted for applying particulate materials to surfaces the particulate material being projected, poured or allowed to flow onto the surface of the work
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C19/00—Apparatus specially adapted for applying particulate materials to surfaces
- B05C19/06—Storage, supply or control of the application of particulate material; Recovery of excess particulate material
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M10/00—Hydrodynamic testing; Arrangements in or on ship-testing tanks or water tunnels
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M9/00—Aerodynamic testing; Arrangements in or on wind tunnels
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Combined Means For Separation Of Solids (AREA)
Abstract
A kind of solid minute dusts particle dispenses device, including the protective cover of lower end opening, the dust particles container for dispensing particle, air-supply arrangement, dispenses device, dispenses device suspension parts and for dispensing the driving device and controller that device suspension parts are subjected to displacement equipped with oscillator；Dispense device suspension parts top to be slidably connected with the protection cowl top panel, dispense device suspension parts and connect with the driving device, dispense device suspension parts lower part be placed in inside protective cover to dispense device affixed；It includes vented cavity, shell, pre- distribution grid and end sieving plate to dispense device；Controlling switch corresponding with controller is electrically connected respectively for the control terminal of driving device, the control terminal of air-supply arrangement.The beneficial effects of the invention are as follows：It can accurately control and dispense region and dispense state, reduce the loss amount of experiment particle used, while Granula Subsidence Time is short, test result is accurate.
Description
Technical field
The present invention relates to a kind of solid minute dusts particles to dispense device, belongs to hydrodynamics, aerodynamics and machinery
Technical field.Particle is specifically evenly distributed to the equipment on floor, woollen blanket or wood floor surface, and is related to point
The method of cloth particle.
Background technology
In the indoor environment of someone's walking in secondary suspension, diffusion and the research of deposition of particulate matter, need to build interior
Particle monitoring experiment porch walks to someone under different condition using modern optical diagnostics technology and particulate matter measuring technology
The movement of indoor accelerated test measures, and provides qualitative and quantitative experimental data, and use is verified and corrected for model.
In experiment porch build process, dispenses for the dust granule in ground experiment region and proposes very high requirement,
The existing technology that dispenses is applied in other field, plate face sizing, the fields such as composite plate compacting, be substantially transported using roller and
Particle is dispensed, but it is unsatisfactory for the particle effect in this experiment.
Simultaneously as particle granules diameter is small, using U.S.'s PTI experiment scheme designs, dust granule diameter is not more than 20 microns,
Dust less than or equal to 5 microns accounts for 56% or more of sum, main component SiO2、AL2O3.It is easy flying dust, dust when humidity is big
Particle is easy caking, bonding etc., simultaneously as Experimental Area is bigger, dust particles cannot entirely fall within Experimental Area, cause
The unnecessary consumes of dust particles, while larger impact is caused to experimental data, take a long time area's sedimentation and terminates.
Invention content
The object of the present invention is to provide by the equipment in minute dusts distribution of particles to surface, it can limit and accordingly subtract
The disadvantages mentioned above of the small prior art.Specific purpose is to provide a kind of equipment, and permission uniformly dispenses control, and reduces experiment
The loss amount of particle used, so as to it is more economical, more accurately work.
A kind of solid minute dusts particle of the present invention dispenses device, it is characterised in that：Include the guarantor of lower end opening
Shield, air-supply arrangement, dispenses device, dispenses device suspension equipped with oscillator the dust particles container for dispensing particle
Component and for dispensing the driving device and controller that device suspension parts are subjected to displacement, the protective cover is buckled in experiment
On table top, and the protective cover is equipped with for the ventilation hole inside and outside connective protection cover chamber；The dust particles accommodate
Device be equipped with air inlet for being connected to air-supply arrangement air outlet and for the distribution air port that dispenses device air inlet and be connected to；
The device suspension parts top that dispenses is slidably connected with the protection cowl top panel, it is described dispense device suspension parts with
The driving device connection, the device that dispenses for dispensing device suspension parts lower part and being placed in inside protective cover are consolidated
It connects；It is described dispense device include for the distribution air port pipeline connection with the dust particles container vented cavity, be used for
The shell of rectification acceleration and open at both ends, the pre- distribution grid for tentatively sieving particle and the end sieving plate for dispersion,
The both ends of the surface of the shell install pre- distribution grid, end sieving plate respectively；The vented cavity is mounted on the pre- distribution
The top of plate；The control terminal of the driving device, the control terminal of the air-supply arrangement are corresponding to the controller respectively
Controlling switch be electrically connected.
A longitudinal rail and a plurality of cross slide way being mutually parallel are equipped at the top of the protective cover, wherein described is vertical
Direction guiding rail and the cross slide way square crossing form the latticed track for dispensing the movement of device suspension parts.
The driving device includes horizontal drive motor and vertical drive motor, the horizontal drive motor, described
Vertical drive motor output shaft with described to dispense device suspension parts affixed, wherein the output of vertical drive motor
The center overlapping of axles of axis center axis and longitudinal rail, the output shaft central shaft of horizontal drive motor and the central shaft of cross slide way are flat
Row overlaps, and realizes transverse direction and the longitudinal movement for dispensing device suspension parts.
The sectional side elevation of the protective cover is trapezium structure.
The oscillator dispensed on device suspension parts is divided into horizontal oscillator tube and vertical oscialltor, the oscillation
The control terminal of device and the respective pins of the controller are electrically connected, and the vibration end of the horizontal oscillator tube, described vertical
Device suspension parts are affixed with described dispensing for the vibration end of oscillator, and wherein the plane of oscillation of horizontal oscillator tube is horizontal plane,
The vibrations face of vertical oscialltor is vertical plane, realizes the oscillation for dispensing the horizontal and vertical direction of device suspension parts.
The air-supply arrangement is wind turbine, wherein the air outlet of the wind turbine passes through header pipe and the dust
The air inlet connection of grain container；The overdraught top of chamber for dispensing device is set there are one top air inlet, and side wall is uniform
Be distributed 6 side wall air inlets, the distribution air port of the dust particles container respectively by corresponding winding pipe with it is described
Top air inlet, side wall air inlet connection, wherein winding pipe internal diameter be connected to top air inlet more than remaining air inlet
The internal diameter of branch pipe.
The shell is hollow round table structure, wherein several inverted cone-shaped through-holes are uniformly distributed on the pre- distribution grid,
The inverted cone-shaped through-hole is hinged corresponding port lid.
The sieve tray is recessed curved slab, and is uniformly distributed round hole on the sieve plate hole.
The curved surface of the recessed curved slab is arc-shaped, and sieve tray is 180 mesh, and circular arc is at least 70 degree interior
Connect angle；Inscribed angle is at least 80 degree, and preferably circular arc inscribed angle is at least 90 degree and is more preferably at least 100 degree of circular arc inscribed angle；
Preferably curved surface is selected as 120 degree of arc surfaces (sieve plate), uniformly distributed a diameter of 30 microns of aperture on curved surface.
Dust particles are conveyed by air-supply arrangement (wind turbine), solve minute dusts particle adhesion problem, by being present in
Conveyance conduit in protective cover, which enters, dispenses device.
Driving device so that dispense device automatically moves horizontal and vertical, while lower screen deck may make to move up and down,
The device preferably implements several functions, on the one hand, allows to scatter particle on surface and is uniformly distributed with realizing.Another party
Face, due to can both horizontally and vertically move so that the aperture in sieve plate will not block so that dust particle can be spread as early as possible
It falls, not the remaining dust particle on sieve plate and surrounding baffle.Therefore, equipment according to the present invention is very beneficial for handling and is easy to float
Winged dust granule.
Pre- distribution grid aperture is bigger, and refuel simple port lid for lower part, not will produce let out in the preliminary distribution of particle in this way
Dew, after dust granule fully enters in pipeline, pressure becomes larger so that the simple port lid in lower part is opened, during subsequent implementation
Continue to dispense particle.
Those skilled in the art are it will be appreciated that be broad sense for the particle to be trickled down, and refer to any kind
Equipment is accommodated, the particle of the invention to be dispensed can be supplied by the receiving equipment.Final distribution grid is filtered using sieve plate, sieve plate
Trepanning be circle.Sieve plate hole is preferably 180 mesh (0.085mm), and the type sieve, which is easy to get, and relatively cheap sieve is has
The curved surface of effect, i.e., basic with the particle to be trickled down and dispensing as effective curved surface for particle.In the experiment carried out
In, curved surface should preferably be arc-shaped.It will be apparent to those skilled in the art that several mechanical vibrators, may be used to
It dispenses device and generates vibration.It dispenses device to be preferably supported for that it is allow to vibrate, and by frequency range in 50-300
The excitation of the vibrating device or oscillator of hertz.The range of oscillating movement is only several millimeters, such as 0.3 millimeter.It can be found that
Such frequency range brings extraordinary result.
The shell of the present invention is inverted funnel type accelerating sections, so that the fluid from nozzle into pre- distribution grid bottom is accelerated, adds
Fluid after speed can form sinuous flow, then be collapsed to sinuous flow by the middle part of accelerating sections and top, be conducive to follow-up sieve plate convection current
The rectification of body, moreover it is possible to the appropriate requirement reduced to the pressure rating of air source.
Since the switches such as motor, wind turbine, oscillator bother in the present apparatus, therefore a controller is designed, motor can be controlled
Unlatching, the unlatching of wind turbine and output power, the controller can also control the back-and-forth motion for dispensing device simultaneously.
The course of work：1) check whether each position sealing reaches requirement, whether the devices such as motor can work normally；
2) it is added quantitative dust particles in each dust storing apparatus, starts wind turbine, pass through the logical of side wall and top
Wind pipeline send dust particle to device is dispensed, and pre- distribution grid after a period of time has passed, is blown and natural by wind turbine
Sedimentation reaches preliminary uniform, simultaneously because wind turbine is persistently blown, pressure increases in distribution apparatus, the pre- simple port lid in distribution grid lower part
It opens, after a period of time, reducing air output, the pre- simple port lid in distribution grid lower part is closed, and closes wind turbine at this time；
3) start oscillator so that distribution apparatus regular shaking up and down, by after a certain period of time, dust particles fill
The entire cavity in full marks cloth apparatus lower part.Start horizontal drive motor so that dispense device shuttling movement in the horizontal, at the same time
Oscillator operation, dust particles are distributed in ground experiment region since vibration, movement and natural subsidence are by lower screen deck,
Since sieve pore is designed using back taper, therefore dust particles reenter that dispense device cavity relatively difficult.In view of single dispenses
The problem of being unevenly distributed, therefore it is set in transverse movement 10 back and forth；
4) start vertical drive motor, will dispense device by controller dispenses area longitudinally moving to next transverse direction
Domain repeats the above behavior, until not spreading complete Experimental Area.
5) by dispensing, required dust particles is tested and have been fully entered in apparatus of the present invention protective cover, close electricity at this time
Machine closes oscillator, and it is a hour to wait for dust particles natural subsidence in protective cover, stand-by period.Wait for that dust particles settle
It finishes, all devices of the present invention is slowly removed into Experimental Area, it is found that dust particles are spread on test block by equably cloth
Domain, while reducing the loss amount of dust particles, complete set objective.
The beneficial effects of the invention are as follows：It can accurately control and dispense region and dispense state, reduce experiment particle used
Loss amount, while Granula Subsidence Time is short, and test result is accurate.
Description of the drawings
Fig. 1 is the overall structure figure of the present invention；
Fig. 2 is protective cover schematic diagram of the present invention；
Fig. 3 is the protective cover graphics of the present invention；
Fig. 4 is the protective cover vertical view of the present invention；
Fig. 5 is the latticed track moving track schematic diagram of the present invention；
Fig. 6 is that the present invention dispenses device overall schematic；
Fig. 7 is the pre- distribution grid front view of the present invention；
Fig. 8 is the graphics of sieving plate of the present invention；
Fig. 9 is the front view of the sieving plate of the present invention.
Specific implementation mode
It further illustrates the present invention below in conjunction with the accompanying drawings
With reference to attached drawing：
A kind of solid minute dusts particle of the present invention of embodiment 1 dispenses device, includes the protective cover of lower end opening
1, for dispensing the dust particles container 2 of particle, air-supply arrangement 3, dispensing device 4, dispense device suspension equipped with oscillator
Component 5 and for dispensing the driving device and controller 6 that device suspension parts are subjected to displacement, the protective cover 1 is buckled in examination
It tests on table top 9, and the protective cover 1 is equipped with for the ventilation hole inside and outside connective protection cover chamber；The dust particles
Container 2 be equipped with air inlet for be connected to 3 air outlet of air-supply arrangement and for dispense 4 air inlet of device be connected to it is scattered
Cloth air port；5 top of device suspension parts that dispenses is slidably connected with 1 top plate of protective cover, and described dispenses device
Suspension parts 5 are connect with the driving device 6, it is described dispense device suspension parts 5 be placed in it is described inside protective cover 1
It is affixed to dispense device 4；The device 4 that dispenses includes for the distribution air port pipeline connection with the dust particles container
It vented cavity 41, the shell 42 for rectification acceleration and open at both ends, the pre- distribution grid 43 for tentatively sieving particle and is used for
The both ends of the surface of the end sieving plate 44 of dispersion, the shell 42 install pre- distribution grid 43, end sieving plate 44 respectively；Described
Vented cavity 41 is mounted on the top of the pre- distribution grid 43；The control terminal of the driving device, the air-supply arrangement 3
Control terminal is electrically connected by corresponding conducting wire controlling switch corresponding with the controller 6 respectively.
1 top of protective cover is equipped with a longitudinal rail 11 and a plurality of cross slide way 12 being mutually parallel, wherein institute
The longitudinal rail 11 stated and 12 square crossing of cross slide way, form the latticed rail for dispensing the movement of device suspension parts
Road.
The driving device includes horizontal drive motor 7 and vertical drive motor 8, the horizontal drive motor 8, institute
The output shaft for the vertical drive motor 7 stated with described to dispense device suspension parts 5 affixed, wherein vertical drive motor 7
The center overlapping of axles of output shaft central shaft and longitudinal rail 11, output shaft central shaft and the cross slide way 12 of horizontal drive motor 8
Central shaft it is parallel or overlap, realize and dispense transverse direction and the longitudinal movement of device suspension parts 5.
The sectional side elevation of the protective cover 1 is trapezium structure.
The oscillator dispensed on device suspension parts 5 is divided into horizontal oscillator tube 51 and vertical oscialltor 52, described
Oscillator control terminal and the respective pins of the controller 6 be electrically connected, and the vibration end of the horizontal oscillator tube 51,
Device suspension parts 5 are affixed with described dispensing for the vibration end of the vertical oscialltor 52, the wherein shake of horizontal oscillator tube 51
It is horizontal plane to swing face, and the vibrations face of vertical oscialltor 52 is vertical plane, and realization dispenses 5 horizontal and vertical direction of device suspension parts
Oscillation.
The air-supply arrangement 3 is wind turbine, wherein the air outlet of the wind turbine passes through header pipe 31 and the powder
The air inlet of dirt particle container 2 is connected to；Top air inlet there are one being set at the top of the overdraught chamber 41 for dispensing device 4
411, side wall is uniformly distributed 6 side wall air inlets 412, and the distribution air port of the dust particles container 2 is respectively by corresponding
Winding pipe 32 be connected to the top air inlet, side wall air inlet, wherein the winding pipe being connected to top air inlet
Internal diameter is more than the internal diameter of remaining winding pipe.
The shell 42 is hollow round table structure, wherein it is logical to be uniformly distributed several inverted cone-shapeds on the pre- distribution grid 43
Hole 431,431 bottom of back taper type hole are hinged corresponding port lid, ensure that the port lid can be from inverted cone-shaped hole bottom snap.
The sieve tray 44 is recessed curved slab, and is uniformly distributed back taper round tube hole on the sieve plate plate 44.
The curved surface of the recessed curved slab is arc-shaped, and sieve tray is 180 mesh, and circular arc is at least 70 degree interior
Connect angle；Inscribed angle is at least 80 degree, and preferably circular arc inscribed angle is at least 90 degree and is more preferably at least 100 degree of circular arc inscribed angle；
Preferably curved surface is selected as 120 degree of arc surfaces (sieve plate), uniformly distributed a diameter of 30 microns of aperture on curved surface.
Dust particles are conveyed by air-supply arrangement (wind turbine), solve minute dusts particle adhesion problem, by being present in
Conveyance conduit in protective cover, which enters, dispenses device.
Driving device so that dispense device automatically moves horizontal and vertical, while lower screen deck may make to move up and down,
The device preferably implements several functions, on the one hand, allows to scatter particle on surface and is uniformly distributed with realizing.Another party
Face, due to can both horizontally and vertically move so that the aperture in sieve plate will not block so that dust particle can be spread as early as possible
It falls, not the remaining dust particle on sieve plate and surrounding baffle.Therefore, equipment according to the present invention is very beneficial for handling and is easy to float
Winged dust granule.
43 aperture of pre- distribution grid is bigger, and refuel simple port lid 432 for lower part, will not be produced in the preliminary distribution of particle in this way
Raw leakage, after dust granule fully enters in pipeline, pressure becomes larger so that the simple port lid in lower part is opened, in subsequent implementation
Continue to dispense particle in journey.
Those skilled in the art are it will be appreciated that be broad sense for the particle to be trickled down, and refer to any kind
Equipment is accommodated, the particle of the invention to be dispensed can be supplied by the receiving equipment.Final distribution grid is filtered using sieve plate, sieve plate
Trepanning be circle.Sieve plate hole is preferably 180 mesh (0.085mm), and the type sieve, which is easy to get, and relatively cheap sieve is has
The curved surface of effect, i.e., basic with the particle to be trickled down and dispensing as effective curved surface for particle.In the experiment carried out
In, curved surface should preferably be arc-shaped.It will be apparent to those skilled in the art that several mechanical vibrators, may be used to
It dispenses device and generates vibration.It dispenses device to be preferably supported for that it is allow to vibrate, and by frequency range in 50-300
The excitation of the vibrating device or oscillator of hertz.The range of oscillating movement is only several millimeters, such as 0.3 millimeter.It can be found that
Such frequency range brings extraordinary result.
The shell 42 of the present invention is inverted funnel type accelerating sections, and the fluid from nozzle into pre- distribution grid bottom is made to accelerate,
Fluid after acceleration can form sinuous flow, then be collapsed to sinuous flow by the middle part of accelerating sections and top, be conducive to follow-up sieve plate pair
The rectification of fluid, moreover it is possible to the appropriate requirement reduced to the pressure rating of air source.
Since the switches such as motor, wind turbine, oscillator bother in the present apparatus, therefore a controller is designed, motor can be controlled
Unlatching, the unlatching of wind turbine and output power, the controller can also control the back-and-forth motion for dispensing device simultaneously.
The course of work：1) check whether each position sealing reaches requirement, whether the devices such as motor can work normally；
2) it is added quantitative dust particles in each dust storing apparatus, starts wind turbine, pass through the logical of side wall and top
Wind pipeline send dust particle to device is dispensed, and pre- distribution grid after a period of time has passed, is blown and natural by wind turbine
Sedimentation reaches preliminary uniform, simultaneously because wind turbine is persistently blown, pressure increases in distribution apparatus, the pre- simple port lid in distribution grid lower part
It opens, after a period of time, reducing air output, the pre- simple port lid in distribution grid lower part is closed, and closes wind turbine at this time；
3) start oscillator so that distribution apparatus regular shaking up and down, by after a certain period of time, dust particles fill
The entire cavity in full marks cloth apparatus lower part.Start horizontal drive motor 62 so that the shuttling movement in the horizontal of device 4 is dispensed, with this
Oscillator operation, dust particles are distributed in ground experiment area since vibration, movement and natural subsidence are by lower screen deck simultaneously
Domain, since sieve pore is designed using back taper, therefore dust particles reenter that dispense device cavity relatively difficult.In view of single cloth
The problem of being unevenly distributed is spread, therefore is set in transverse movement 10 back and forth.
Start vertical drive motor 7, will dispense device 4 by controller 6 dispenses area longitudinally moving to next transverse direction
Domain repeats the above behavior, until not spreading complete Experimental Area.
At this time by dispensing, tests required dust particles and fully entered in apparatus of the present invention protective cover, close at this time
Motor closes oscillator, and it is a hour to wait for dust particles natural subsidence in protective cover, stand-by period.Wait for that dust particles are heavy
Drop finishes, and all devices of the present invention is slowly removed Experimental Area, it is found that dust particles are spread on test block by equably cloth
Domain, while reducing the loss amount of dust particles, complete set objective.
Content described in this specification embodiment is only enumerating to the way of realization of inventive concept, protection of the invention
Range is not construed as being only limitted to the concrete form that embodiment is stated, protection scope of the present invention also includes art technology
Personnel according to present inventive concept it is conceivable that equivalent technologies mean.
Claims (10)
1. a kind of solid minute dusts particle dispenses device, it is characterised in that：Protective cover including lower end opening, for dispensing
The dust particles container of grain air-supply arrangement, dispenses device, dispenses device suspension parts and for cloth equipped with oscillator
The driving device and controller that device suspension parts are subjected to displacement are spread, the protective cover is buckled on experiment table top, and described
Protective cover be equipped with for the ventilation hole inside and outside connective protection cover chamber；The dust particles container be equipped with for air-supply
The air inlet of device air outlet connection and for the distribution air port that dispenses device air inlet and be connected to；The device that dispenses hangs
It hangs section upper to be slidably connected with the protection cowl top panel, the device suspension parts that dispense connect with the driving device
Connect, it is described dispense device suspension parts lower part be placed in inside protective cover described to dispense device affixed；Described dispenses dress
It sets including the vented cavity, spacious for rectification acceleration and both ends for the distribution air port pipeline connection with the dust particles container
Shell, the pre- distribution grid for tentatively sieving particle and the end sieving plate for dispersion of mouth, the both ends of the shell
Face is installed by pre- distribution grid, end sieving plate respectively；The vented cavity is mounted on the top of the pre- distribution grid；The drive
Controlling switch corresponding with the controller is electrically connected control terminal, the control terminal of the air-supply arrangement of dynamic device respectively.
2. a kind of solid minute dusts particle as described in claim 1 dispenses device, it is characterised in that：The protective cover top
Portion is equipped with a longitudinal rail and a plurality of cross slide way being mutually parallel, wherein the longitudinal rail and the cross slide way
Square crossing forms the latticed track for dispensing the movement of device suspension parts.
3. a kind of solid minute dusts particle as described in claim 1 dispenses device, it is characterised in that：The driving device
Including horizontal drive motor and vertical drive motor, the horizontal drive motor, the vertical drive motor output shaft
With described to dispense device suspension parts affixed, wherein in the output shaft central shaft and longitudinal rail of vertical drive motor
Mandrel overlaps, and the output shaft central shaft of horizontal drive motor is parallel with the central shaft of cross slide way or overlaps, and realization dispenses device
The transverse direction of suspension parts and longitudinal movement.
4. a kind of solid minute dusts particle as claimed in claim 3 dispenses device, it is characterised in that：Described dispenses device
Oscillator on suspension parts is divided into horizontal oscillator tube and vertical oscialltor, the control terminal of the oscillator and the control
The respective pins of device are electrically connected, and the vibration end of the horizontal oscillator tube, the vibration end of the vertical oscialltor with it is described
Dispense that device suspension parts are affixed, wherein the plane of oscillation of horizontal oscillator tube is horizontal plane, and the vibrations face of vertical oscialltor is vertical
The oscillation for dispensing the horizontal and vertical direction of device suspension parts is realized in face.
5. a kind of solid minute dusts particle as described in claim 1 dispenses device, it is characterised in that：The air-supply arrangement
For wind turbine, wherein the air outlet of the wind turbine is connected to by header pipe with the air inlet of the dust particles container；
The overdraught top of chamber for dispensing device is set there are one top air inlet, and side wall is uniformly distributed 6 side wall air inlets, described
The distribution air port of dust particles container pass through corresponding winding pipe and the top air inlet, side wall air inlet respectively
Connection, wherein the winding pipe internal diameter being connected to top air inlet is more than the internal diameter of remaining winding pipe.
6. a kind of solid minute dusts particle as claimed in claim 5 dispenses device, it is characterised in that：The device of dispensing
Lower case is hollow round table structure, wherein being uniformly distributed several inverted cone-shaped through-holes, the back taper on the pre- distribution grid
Type through-hole is hinged corresponding port lid.
7. a kind of solid minute dusts particle as described in claim 1 dispenses device, it is characterised in that：The protective cover
Sectional side elevation is trapezium structure.
8. a kind of solid minute dusts particle as claimed in claim 5 dispenses device, it is characterised in that：The end screening
Plate is recessed curved slab, and is uniformly distributed round hole on the end sieving plate.
9. a kind of solid minute dusts particle as claimed in claim 8 dispenses device, it is characterised in that：The lower concave curved surface
The curved surface of plate is arc-shaped, and end sieving plate is 180 mesh, and circular arc is at least 70 degree of inscribed angle, and inscribed angle is at least
80 degree.
10. a kind of solid minute dusts particle as claimed in claim 9 dispenses device, it is characterised in that：Circular arc inscribed angle is extremely
It is 90 degree less.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610791060.9A CN106179901B (en) | 2016-08-31 | 2016-08-31 | A kind of solid minute dusts particle dispenses device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN106810031A (en) * | 2017-03-14 | 2017-06-09 | 中国科学院武汉岩土力学研究所 | A kind of windproof and dustproof pulvis laying apparatus |
| CN109806767B (en) * | 2019-02-26 | 2023-10-20 | 台州临港热电有限公司 | Desulfurization waste liquid treatment and recycling system and treatment and recycling method |
| CN110530695B (en) * | 2019-09-11 | 2024-07-05 | 中国人民解放军军事科学院国防工程研究院工程防护研究所 | A mould for radioactive contamination clearance detects test |
| CN110702353B (en) * | 2019-10-11 | 2020-07-03 | 西北工业大学 | Submillimeter-level particle generating device |
| CN110849579B (en) * | 2019-11-20 | 2021-03-30 | 哈尔滨工程大学 | Automatic particle scattering device suitable for towing tank PIV system |
| CN114109482B (en) * | 2021-11-11 | 2024-04-23 | 华北科技学院 | Ore dust inhibitor dispensing device |
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