CN108325403A - The spraying agitating device and stirring means uniformly moistened for powder - Google Patents
The spraying agitating device and stirring means uniformly moistened for powder Download PDFInfo
- Publication number
- CN108325403A CN108325403A CN201810275150.1A CN201810275150A CN108325403A CN 108325403 A CN108325403 A CN 108325403A CN 201810275150 A CN201810275150 A CN 201810275150A CN 108325403 A CN108325403 A CN 108325403A
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- water
- mixing drum
- agitating shaft
- spraying
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- 239000000843 powder Substances 0.000 title claims abstract description 191
- 238000003756 stirring Methods 0.000 title claims abstract description 131
- 238000005507 spraying Methods 0.000 title claims abstract description 50
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 158
- 238000002156 mixing Methods 0.000 claims abstract description 109
- 239000003595 mist Substances 0.000 claims abstract description 48
- 230000007246 mechanism Effects 0.000 claims abstract description 23
- 239000007921 spray Substances 0.000 claims abstract description 16
- 239000006185 dispersion Substances 0.000 claims abstract description 5
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 239000007787 solid Substances 0.000 claims description 47
- 238000003860 storage Methods 0.000 claims description 14
- 238000005303 weighing Methods 0.000 claims description 14
- 238000007599 discharging Methods 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 9
- 238000005096 rolling process Methods 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 4
- 239000008400 supply water Substances 0.000 claims description 4
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- 230000008676 import Effects 0.000 claims description 3
- 229940098458 powder spray Drugs 0.000 claims description 3
- 239000007788 liquid Substances 0.000 abstract description 33
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- 239000004927 clay Substances 0.000 description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 238000009736 wetting Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/50—Mixing liquids with solids
- B01F23/53—Mixing liquids with solids using driven stirrers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/50—Mixing liquids with solids
- B01F23/54—Mixing liquids with solids wetting solids
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/05—Stirrers
- B01F27/07—Stirrers characterised by their mounting on the shaft
- B01F27/074—Stirrers characterised by their mounting on the shaft having two or more mixing elements being concentrically mounted on the same shaft
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/05—Stirrers
- B01F27/11—Stirrers characterised by the configuration of the stirrers
- B01F27/113—Propeller-shaped stirrers for producing an axial flow, e.g. shaped like a ship or aircraft propeller
- B01F27/1131—Propeller-shaped stirrers for producing an axial flow, e.g. shaped like a ship or aircraft propeller with holes in the propeller blade surface
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/05—Stirrers
- B01F27/11—Stirrers characterised by the configuration of the stirrers
- B01F27/19—Stirrers with two or more mixing elements mounted in sequence on the same axis
- B01F27/191—Stirrers with two or more mixing elements mounted in sequence on the same axis with similar elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/21—Mixers with rotary stirring devices in fixed receptacles; Kneaders characterised by their rotating shafts
- B01F27/2122—Hollow shafts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/60—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a horizontal or inclined axis
- B01F27/62—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a horizontal or inclined axis comprising liquid feeding, e.g. spraying means
- B01F27/621—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a horizontal or inclined axis comprising liquid feeding, e.g. spraying means the liquid being fed through the shaft of the stirrer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/60—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a horizontal or inclined axis
- B01F27/71—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a horizontal or inclined axis with propellers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/20—Measuring; Control or regulation
- B01F35/21—Measuring
- B01F35/211—Measuring of the operational parameters
- B01F35/2117—Weight
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/71—Feed mechanisms
- B01F35/717—Feed mechanisms characterised by the means for feeding the components to the mixer
- B01F35/7173—Feed mechanisms characterised by the means for feeding the components to the mixer using gravity, e.g. from a hopper
- B01F35/71731—Feed mechanisms characterised by the means for feeding the components to the mixer using gravity, e.g. from a hopper using a hopper
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/71—Feed mechanisms
- B01F35/717—Feed mechanisms characterised by the means for feeding the components to the mixer
- B01F35/71805—Feed mechanisms characterised by the means for feeding the components to the mixer using valves, gates, orifices or openings
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Dispersion Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
Abstract
The invention discloses a kind of spraying agitating devices and stirring means uniformly moistened for powder.The spraying agitating device uniformly moistened for powder, it include the mixing drum for accommodating powder, the rabbling mechanism for stirring powder and the water system for supplying water into mixing drum in stirring tube inner chamber, mixing drum is equipped with inlet port and outlet port, rabbling mechanism includes agitating shaft on the mixing drum central axes and uniformly distributed in the stirring blade on agitating shaft, water system is connected in mixing drum by agitating shaft and uniformly sprays water mist towards the powder in stirring tube inner chamber, stirring blade has the lattice portion for being used for dispersion powder and making powder and water mist free penetrating and contacting with each other.The problem of effective solution powder is contacted with water (liquid), avoids powder agglomeration.It is simple in structure, easy to carry, it is suitable for the slight uniform moistening of low-water-content powder.
Description
Technical field
The present invention relates to powders slightly to moisten mixing technical field, particularly, is related to a kind of uniformly wet for powder
The spraying agitating device of profit.Moreover, it relates to a kind of spraying stirring means that powder uniformly moistens.
Background technology
Currently, blender has more application in immersion mix field, and the device for being suitble to powder slightly to moisten is less.Powder
The aggregate being made of a large amount of fine particulate materials, specific surface area are very big.When directly being moistened to powder deposit water filling,
Surface particles are soaked in water completely, can exceed that the moisture content of control, and internal particle may be due to dry not in contact with being formed to water
Dry state causes seriously to moisten uneven.In such cases, even if extending mixing time, it is also difficult to avoid since moistening is uneven
It is even to cause powder agglomerating, influence the use of subsequent technique.Therefore, it is necessary to liquid is dispersed into smaller particle and the table of bigger
Area can just be such that liquid is come into full contact with solid particle, avoid mix agglomerating, be for the larger powder of some stickiness
Body.
Meanwhile traditional stirring blade is solid plate, is only capable of playing the role of collecting mixture and it is made to overturn, for
Mixture dispersion effect is poor, is also unfavorable for coming into full contact with for powder and water.Therefore, invention is a kind of can increase liquid surface area,
And can disperse to mix and stir material, and allow mix and stir agitating device and stirring means that material comes into full contact with liquid as far as possible, for powder
Slight moistening is of great significance.
Invention content
The present invention provides a kind of spraying agitating devices and stirring means uniformly moistened for powder, to solve existing skill
Water (liquid) and the insufficient contact technical problem of powder in art.
According to an aspect of the present invention, a kind of spraying agitating device uniformly moistened for powder is provided, including is used for
It accommodates the mixing drum of powder, be used to stir the rabbling mechanism of powder and for supplying water into mixing drum in stirring tube inner chamber
Water system, mixing drum is equipped with inlet port and outlet port, and rabbling mechanism includes the agitating shaft on the mixing drum central axes
And it is uniformly distributed in the stirring blade on agitating shaft, water system is connected in mixing drum by agitating shaft and towards mixing drum
Powder in inner cavity uniformly sprays water mist, and stirring blade has for dispersion powder and makes powder and water mist free penetrating and mutual
The lattice portion of contact.
Further, stirring blade further includes the solid part for rolling powder from stirring tube inner chamber；Solid part is in net
Lattice portion periphery and/or solid part are in lattice portion.
Further, stirring blade further includes the solid part for rolling powder from stirring tube inner chamber；Lattice portion is in and stirs
Middle part of blade is mixed, solid part is surrounded on outside lattice portion；Or solid part is in a strip shape is intervally arranged, lattice portion is covered in solid part
At least side, lattice portion are in the part between neighboring solid portion and constitute perforation grid；Or solid part is in a strip shape is intervally arranged,
Lattice portion is between neighboring solid portion.
Further, stirring blade is in single sheet, and the stirring blade of single sheet is uniformly arranged along the axial and circumferential of agitating shaft
Cloth is on agitating shaft；Or stirring blade is in the shape of a spiral, spiral helicine stirring blade spiral surrounding is on stirring blade.
Further, water system includes the water storage box for laying in water, water storage box by pipeline connection to agitating shaft,
The output end of water storage box is equipped with for the water stored in water storage box to be delivered to the water pump in mixing drum, between water pump and agitating shaft
Equipped with for controlling output hydraulic pressure and exporting pressure gauge, flowmeter and the control valve of water.
Further, water system further includes on agitating shaft and/or solid part for the powder spray into mixing drum
Sprinkle water mist nozzle, multiple nozzles linearly uniformly arrangement, it is curved it is uniform arrangement or uniformly arrange in array.
Further, nozzle includes on outer nozzle wall face for sealing the sealing department of assembly of assembly, in nozzle
Portion is used to import the flow-guiding channel of water and is used to make importing by oscillation and the gap frequently changed in jet expansion position
Water become the water mist generating mechanism of water mist；Water mist generating mechanism includes being used to form spherical appearance on flow-guiding channel internal face
Receive cavity spherical groove and the ball in spherical groove, be gap-matched between ball and spherical groove.
Further, the spout of nozzle is in the interior big outer small spout for being used to form divergent contour spraying；The spout outer wall of nozzle
Face is in the interior big outer small conical head for entering nozzle chamber probability for reducing powder.
Further, mixing drum is externally provided with the power plant for driving agitating shaft to rotate, and power plant passes through synchronous gear
Wheel drive agitating shaft rotates；Feed inlet is in the top of mixing drum, and for discharge outlet in the bottom of mixing drum, discharge port is strip
It cracks, is additionally provided with and is slidably connected on discharge port for by being opened and closed to control the discharge door of discharging on discharge port.Optionally, go out
Discharge door is additionally provided in material mouth, discharge door can slide on discharge port and control discharging by being opened and closed.
Further, it is provided with the charging for controlling inlet amount on feed inlet and controls hopper, charging control feed hopper bottom
Equipped with for the blanking control valve by open and close control discharge quantity, blanking control valve bottom is equipped with for accepting the powder to fall
The Weighing device for weighing storehouse and being precisely weighed for the powder that falls in weighing orlop portion；Weigh the output end direction in storehouse
Feed inlet direction is laid, and the output end for weighing storehouse is equipped with for being opened after powder metage to convey quantitative powder into mixing drum
Inlet control valve.
Further, mixing drum, which is connected with, for controlling mixing drum is rotated in the forward direction or is reversely rotated relative to agitating shaft
Driving device, the position that driving device is connect with mixing drum are equipped with the mixing drum that stop state is rotated and made for limiting mixing drum
Feed inlet upward and discharge port limiting mechanism directed downwardly.
According to another aspect of the present invention, a kind of spraying stirring means that powder uniformly moistens are additionally provided, are used
The spraying agitating device uniformly moistened for powder is stated, is included the following steps：A, powder is weighed according to mix material proportioning；B, it weighs
Good powder charging, driving agitating shaft drive stirring blade operating；C, start water system to supply water, and control hydraulic pressure and water；
D, stop supplying water when exporting water and reaching ratio requirement；E, it continues stirring until uniformly, opens discharge port blanking.
The invention has the advantages that：
The present invention is used for the spraying agitating device that powder uniformly moistens, using the stirring barrel structure of horizontal type, in mixing drum
Interior laying rabbling mechanism simultaneously accesses water system, to realize that the wetting of powder is stirred.Using agitating shaft as the liquid of water system
Transfer passage stretches in stirring tube inner chamber, by being uniformly arranged spraying end on agitating shaft, to realize to stirring tube inner chamber
In powder uniformly spray water mist；Spraying end is driven circumferentially to rotate and spray water mist, stirring blade by the rotation of agitating shaft
With the water mist of rotation sprinkling while to powder uniform stirring so that the abundant disperse of water mist in stirring tube inner chamber, to real
Now to the uniform wet of powder.There is stirring blade lattice portion to pass through lattice portion in stirring blade Stirring powder process
Powder is cut so that powder scatters in acinous and lattice portion is passed through to be contacted with the water mist in mixing drum, and water mist can also be with
When contacted with powder through lattice portion, increase powder in whipping process with water mist contact surface and contact probability, effectively
It solves the problems, such as that powder is uniformly contacted with water (liquid), avoids powder agglomeration.Eliminate the additional knot for laying water system pipe network
Structure is arranged, and is capable of the miniaturization of realization device entirety.The present invention is used for the spraying agitating device that powder uniformly moistens, structure letter
It is single, easy to carry, it is suitable for the slight uniform moistening of low-water-content powder.
Other than objects, features and advantages described above, the present invention also has other objects, features and advantages.
Below with reference to accompanying drawings, the present invention is described in further detail.
Description of the drawings
The attached drawing constituted part of this application is used to provide further understanding of the present invention, schematic reality of the invention
Example and its explanation are applied for explaining the present invention, is not constituted improper limitations of the present invention.In the accompanying drawings：
Fig. 1 is the structural schematic diagram for the spraying agitating device of the preferred embodiment of the present invention uniformly moistened for powder；
Fig. 2 is the structural schematic diagram of the rabbling mechanism of the preferred embodiment of the present invention；
Fig. 3 is the structural schematic diagram of the agitating shaft of the preferred embodiment of the present invention；
Fig. 4 is the mixing drum sectional view at the discharge port position of the preferred embodiment of the present invention；
Fig. 5 is the structural schematic diagram of the nozzle of the preferred embodiment of the present invention；
Fig. 6 is the structural schematic diagram of the charging control hopper of the preferred embodiment of the present invention.
Marginal data：
1, mixing drum；2, rabbling mechanism；201, agitating shaft；202, stirring blade；2021, lattice portion；2022, solid part；
3, water system；301, water storage box；302, pipeline；303, water pump；304, pressure gauge；305, control valve；306, nozzle；
3061, department of assembly is sealed；3062, flow-guiding channel；3063, spherical groove；3064, ball；4, feed inlet；5, discharge port；501, go out
Bin gate；6, power plant；7, synchromesh gear；8, charging control hopper；801, blanking control valve；802, storehouse is weighed；803, it weighs
Metering device；804, inlet control valve.
Specific implementation mode
The embodiment of the present invention is described in detail below in conjunction with attached drawing, but the present invention can be limited by following and
The multitude of different ways of covering is implemented.
Fig. 1 is the structural schematic diagram for the spraying agitating device of the preferred embodiment of the present invention uniformly moistened for powder；Fig. 2
It is the structural schematic diagram of the rabbling mechanism of the preferred embodiment of the present invention；Fig. 3 is the structure of the agitating shaft of the preferred embodiment of the present invention
Schematic diagram；Fig. 4 is the mixing drum sectional view at the discharge port position of the preferred embodiment of the present invention；Fig. 5 is the preferred embodiment of the present invention
Nozzle structural schematic diagram；Fig. 6 is the structural schematic diagram of the charging control hopper of the preferred embodiment of the present invention.
As shown in Figure 1, the spraying agitating device uniformly moistened for powder of the present embodiment, includes for accommodating powder
Mixing drum 1, the rabbling mechanism 2 in 1 inner cavity of mixing drum for stirring powder and the water supply for supplying water into mixing drum 1
System 3, mixing drum 1 are equipped with feed inlet 4 and discharge port 5, and rabbling mechanism 2 includes the agitating shaft on 1 central axes of mixing drum
201 and uniformly distributed in the stirring blade 202 on agitating shaft 201, water system 3 is connected to mixing drum 1 by agitating shaft 201
It is interior and uniformly spray water mist towards the powder in 1 inner cavity of mixing drum, stirring blade 202 have for dispersion powder and make powder and
Water mist free penetrating and the lattice portion 2021 to contact with each other.The present invention is used for the spraying agitating device that powder uniformly moistens, and uses
1 structure of mixing drum of horizontal type lays rabbling mechanism 2 in mixing drum 1 and accesses water system 3, to realize the wetting of powder
Stirring.Agitating shaft 201 is stretched to as the liquid supplying passage of water system 3 in 1 inner cavity of mixing drum, by agitating shaft
Spraying end is uniformly arranged on 201, to realize that the powder into 1 inner cavity of mixing drum uniformly sprays water mist；Pass through agitating shaft 201
Rotation drives spraying end circumferentially to rotate and spray water mist, with rotation while stirring blade 202 is to powder uniform stirring
The water mist of sprinkling so that the abundant disperse of water mist in 1 inner cavity of mixing drum, to realize the uniform wet to powder.Stirring blade 202
With lattice portion 2021, in 202 Stirring powder process of stirring blade, powder is cut so that powder by lattice portion 2021
It scatters in acinous and lattice portion 2021 is passed through to be contacted with the water mist in mixing drum 1, and water mist can also run through grid at any time
Portion 2021 is contacted with powder, increase powder in whipping process with water mist contact surface and contact probability, effective solution powder
The problem of body is uniformly contacted with water (liquid), avoids powder agglomeration.The additional structure for laying 3 pipe network of water system is eliminated to set
It sets, is capable of the miniaturization of realization device entirety.The present invention is used for the spraying agitating device that uniformly moistens of powder, simple in structure, just
In carrying, it is suitable for the slight uniform moistening of low-water-content powder.
As shown in Figure 1, Figure 2 and Figure 4, in the present embodiment, stirring blade 202 further includes for being rolled from 1 inner cavity of mixing drum
The solid part 2022 of powder.Solid part 2022 can also play the role of 2021 form of protection support lattice portion, to ensure the steady of stirring
It is qualitative；By the form in 2022 protection support lattice portion 2021 of solid part, to ensure that lattice portion 2021 can be cut in whipping process
Powder is not susceptible to deform simultaneously.Solid part 2022 is in 2021 periphery of lattice portion and/or solid part 2022 is in lattice portion
On 2021.It can be selected in 2021 periphery of lattice portion and/or grid according to the wire side size and wire side shape of lattice portion 2021
Solid part 2022 is laid on 2021 surface of portion, can sweep powder from each position of 1 inner cavity of mixing drum and each orientation volume as needed
Body makes powder in mixing drum 1 be overturn by the effect of solid part 2022 and be taken up and pass through lattice portion 2021, to realize
Powder scatters in acinous and is fully contacted with water mist, achievees the purpose that uniformly to moisten powder.In addition solid part 2022 can be with structure
The enough support forces of 2021 wire side of pairs of lattice portion, to avoid 2021 stress deformation of lattice portion.
As shown in Figure 1, Figure 2 and Figure 4, in the present embodiment, stirring blade 202 further includes for being rolled from 1 inner cavity of mixing drum
The solid part 2022 of powder.Solid part 2022 can also play the role of 2021 form of protection support lattice portion, to ensure the steady of stirring
It is qualitative；By the form in 2022 protection support lattice portion 2021 of solid part, to ensure that lattice portion 2021 can be cut in whipping process
Powder is not susceptible to deform simultaneously.Lattice portion 2021 is in 202 middle part of stirring blade, and solid part 2022 is surrounded on lattice portion 2021
Outside.2021 edge outsourcing shape structure of lattice portion is formed, to increase the contact surface between lattice portion 2021 and powder so that powder is
Make to contact with stirring blade 202 and also can fully be contacted with water mist；And the solid part 2022 in periphery is straight in whipping process
Connect on the powder for acting on and accumulating in mixing drum 1, powder played with winding, make powder overturn and uniformly across lattice portion 2021 and with
It is full of in the water mist contact in mixing drum 1, achievees the purpose that be sufficiently humidified so as to powder.Optionally, 2022 interval in a strip shape of solid part
Arrangement, lattice portion 2021 are covered in at least side of solid part 2022, and lattice portion 2021 is between neighboring solid portion 2022
Part constitutes perforation grid.2021 structure of lattice portion is more stablized, and is suitable for large scale stirring blade 202 and uses.Optionally, real
Center portion 2022 is in a strip shape to be intervally arranged, and lattice portion 2021 is between neighboring solid portion 2022.2021 structure of lattice portion is more steady
It is fixed, it is suitable for large scale stirring blade 202 and uses.
As shown in Figure 1, Figure 2 and Figure 4, in the present embodiment, stirring blade 202 is in single sheet, the stirring blade 202 of single sheet
Axial and circumferential along agitating shaft 201 are evenly spaced on agitating shaft 201.Stirring blade 202 is angled to be loaded on agitating shaft 201
On, it chamfers in powder and is contacted using side with powder.Facilitate and combined between stirring blade 202 and agitating shaft 201, while side
Just the disassembling, assembling and replacing of stirring blade 202；Can discontinuity push powder to discharge port 5 direction, and utilize the side of stirring blade 202
Edge and lattice portion 2021 cut powder simultaneously, to prevent powder agglomeration.Optionally, stirring blade 202 is in the shape of a spiral, spiral helicine
202 spiral surrounding of stirring blade is on stirring blade 202.Powder is continuously stirred in formation, is formed simultaneously towards 5 side of discharge port
To lasting propulsive force, be continuously finished blanking, powder stirring with powder wetting, discharging.
As shown in Figure 1, in the present embodiment, water system 3 includes the water storage box 301 for laying in water, and water storage box 301 passes through
Pipeline 302 is connected in agitating shaft 201, and the output end of water storage box 301 is equipped with for the water stored in water storage box 301 to be delivered to
Water pump 303 in mixing drum 1 is equipped between water pump 303 and agitating shaft 201 for controlling output hydraulic pressure and exporting the pressure of water
Table 304, flowmeter and control valve 305.Optionally, water pump 303 is connected with frequency converter, the hydraulic pressure pumped by Frequency Converter Control,
To control the range and speed of the water spray water mist of nozzle 306.
As shown in Figure 1, Figure 2, shown in Fig. 3 and Fig. 5, in the present embodiment, water system 3 further includes being used on agitating shaft 201
The nozzle 306 of powder spray water mist into mixing drum 1.Multiple nozzles 306 linearly uniformly arrangement, it is curved it is uniform arrangement or
It uniformly arranges in array.According to 1 intracavity space size of mixing drum, the installation position and layout density of nozzle 306 are selected, with true
Water mist can be uniformly full of by protecting in 1 inner cavity of mixing drum, it is ensured that the powder in mixing drum 1 can be contacted fully with water mist, reached and filled
Divide the requirement being stirred.Optionally, solid part 2022 has circulation passage and is connected to agitating shaft 201, and nozzle 306 can also
In solid part 2022, nozzle 306 is connected to agitating shaft 201 by circulation passage.Water mist spray overlay area can be increased,
To ensure uniformly be full of water mist in 1 inner cavity of mixing drum.Optionally, solid part 2022 is set to close on 202 on stirring blade
The position of agitating shaft 201.Avoid nozzle 306 from directly being contacted with the powder of accumulation, and cause powder concentrate by water mist moistening and
Conglomeration.Optionally, nozzle 306 is equipped with for preventing powder from entering the water permeable membrane in nozzle 306, to prevent powder from invading spray
Plug nozzle 306. in mouth 306
As shown in Figure 1, Figure 2, shown in Fig. 3 and Fig. 5, in the present embodiment, nozzle 306 includes being used in 306 outside wall surface of nozzle
The sealing department of assembly 3061 of assembly is sealed, is used to import the flow-guiding channel 3062 of water in 306 middle part of nozzle and is in nozzle
The water mist generating mechanism that 306 exit sites are used to make the water of importing become water mist by oscillation and the gap frequently changed.Water mist
Generating mechanism includes being used to form the spherical groove 3063 of spherical receiving cavity on 3062 internal face of flow-guiding channel and being in
Ball 3064 in spherical groove 3063, is gap-matched between ball 3064 and spherical groove 3063.
As shown in figure 5, in the present embodiment, the spout of nozzle 306 is in the interior big outer small spout for being used to form divergent contour spraying.
So that water mist is in fan-shaped spray, the water mist diffusion space of enlarged nozzle 306, so that water mist contacts mixing with powder.Nozzle 306
Spout outside wall surface in the interior big outer small conical head for entering 306 inner cavity probability of nozzle for reducing powder.Reduce the spray of nozzle 306
The contact area of mouth and powder reduces the probability that powder enters nozzle 306 from spout, to reduce the probability of the blocking of nozzle 306.
As shown in Figure 1, in the present embodiment, mixing drum 1 is externally provided with the power plant 6 for driving agitating shaft 201 to rotate, and moves
Power apparatus 6 drives agitating shaft 201 to rotate by synchromesh gear 7.Feed inlet 4 is in the top of mixing drum 1, and discharge port 5 is in and stirs
Mix the bottom of cylinder 1.Discharge port 5 cracks for strip, expects, in the residence time of outlet port, powder to be avoided to exist to extend after mixing
Too fast discharging in the case of not being thoroughly mixed.It is additionally provided with and is slidably connected on discharge port 5 for by opening on discharge port 5
It closes to control the discharge door 501 of discharging.Discharge door 501 can slide on discharge port and control discharging by being opened and closed, convenient
Discharging control.
As shown in fig. 6, in the present embodiment, it is provided with the charging for controlling inlet amount on feed inlet 4 and controls hopper 8, into
8 bottom of material control hopper is equipped with for the blanking control valve 801 by open and close control discharge quantity, and 801 bottom of blanking control valve is set
It is useful for the title accepted the weighing storehouse 802 of the powder to fall and be precisely weighed for the powder that falls in weighing 802 bottom of storehouse
Metering device 803.The output end for weighing storehouse 802 is laid towards 4 direction of feed inlet, and the output end in weighing storehouse 802, which is equipped with, to be used for
It is opened after powder metage to convey the inlet control valve 804 of quantitative powder into mixing drum 1.By the intermediate mistake for weighing storehouse 802
Weighing is crossed, to control every time into the powder amount in mixing drum 1, is controlled in conjunction with the inflow of water system 3, to realize powder
Amount is accurately controlled with water so that the proportioning of mixture is accurate.
As shown in Figure 1, in the present embodiment, mixing drum 1, which is connected with, to carry out just for controlling mixing drum 1 relative to agitating shaft 201
To rotation or the driving device reversely rotated.It is rotated while mixing drum 1 can be formed with agitating shaft 201, i.e., in mixing drum 1
Powder is by the overturning in mixing drum 1 under Gravitative Loads, while agitating shaft 201 drives stirring blade 202 to stir powder, improves powder
Exposed probability, and then improve the probability that powder is contacted with water mist so that powder can be mixed fully with water mist.Driving device with
Mixing drum 1 connect position be equipped with for limit mixing drum 1 rotate and make stop state mixing drum 1 feed inlet 4 upward and
5 limiting mechanism directed downwardly of discharge port.So that mixing drum 1 stops operating under the restriction effect of limiting mechanism, and while stopping, protects
Hold discharge port 5 downward and feed inlet 4 upward, so that it is guaranteed that charging with discharge stop place can stablize, charging and discharging can
It is normally carried out, it is not necessary that the direction of control charging and discharging is manually operated.
The spraying stirring means that the powder of the present embodiment uniformly moistens are stirred using the above-mentioned spraying uniformly moistened for powder
Device is mixed, is included the following steps：A, powder is weighed according to mix material proportioning；B, load weighted powder charging, drives agitating shaft 201
Stirring blade 202 is driven to operate；C, start water system 3 to supply water, and control hydraulic pressure and water；D, when output water reaches proportioning
It is required that when stop supply water；E, it continues stirring until uniformly, opens 5 blanking of discharge port.The powder quality entered according to burden control；It drives
Make the operating stirring powder of stirring blade 202, the lattice portion 2021 of stirring blade 202 persistently cuts powder, while controlling entrance
Water and hydraulic pressure, to control droplet size and spray amount, the proportioning for controlling powder and water meets preset requirement；By persistently stirring
It mixes so that powder overturns and comes into full contact with and mix with water, and stirring blade 202 is in stirring switching process so that with stirring blade
The powder that 202 lattice portion 2021 contacts also can fully contact mixing with water, to achieve the purpose that powder uniformly moistens.
When implementation, the spraying agitating device uniformly moistened for powder, including the power plant 6, (tool of agitating shaft 201 are provided
Have infusion pipeline function), mixing drum 1, stirring blade 202, nozzle 306, feed inlet 4, discharge port 5, synchromesh gear 7, control valve
Door 305, hydralic pressure gauge, water storage (liquid) case, pump, rack etc..By the way that nozzle 306 is arranged on the agitating shaft 201 in mixing drum 1,
Keep agitating shaft 201 integrated with infusion pipeline, and passes through water (liquid) pump and 305 control pressure of adjusting control valve and stream
Amount, the liquid that nozzle 306 is sprayed are atomized, and stirring is carried out at the same time with spraying, while humidification to powder inside by powder to
Surrounding is spread, and the liquid after atomization is made to be come into full contact with powder surface, complete to infiltrate powder, reaches the mesh uniformly humidified
, powder futher stirred finally by stirring blade and uniformly overcomes traditional clay water is added to stir agglomerating problem.
For the spraying agitating device that powder uniformly moistens, including power plant 6, power plant 6 passes through 7 band of synchromesh gear
Agitating shaft 201 in dynamic mixing drum 1 rotates, and agitating shaft 201 is hollow pipe, is pumped by water (liquid) liquid being delivered to agitating shaft
Inside 201, and after the atomization of the nozzle 306 by being arranged on agitating shaft 201 in injection to mixing drum 1,1 upper left side of mixing drum is set
There is feed inlet 4, adjusts the pressure and stream of pipeline 302 in real time according to the reading of hydralic pressure gauge (pressure gauge 304) and control valve 305
Amount, the stringent proportioning for controlling powder and water (liquid), spraying while is rotated by stirring blade 202 makes powder further reach
Uniform stirring, and discharged from the discharge port 5 of 1 bottom of mixing drum by dead weight.Agitating device is a kind of spraying humidification blender,
It is simple in structure, it is easy to carry, capacity it is several rise to several hectolitres between, blender capacity can be set according to actual needs.Agitating shaft
201 is integrated with hydraulic pipeline, has not only been used as agitating shaft but also has been used as hydraulic pipeline.Stirring blade 202 is twist arranged in agitating shaft
On 201, n sections of stirring blades 202 are arranged on agitating shaft 201.202 outside of stirring blade is solid slab, leans on the part of agitating shaft 201
It is hollow latticed.Arrange that 2n arranges nozzle 306 on agitating shaft 201, in quincuncial arrangement in 201 both sides of agitating shaft, nozzle 306
Portion is connected to agitating shaft 201.306 lower part of nozzle is provided with ball 3064, promotes liquid atomization during humidification, works as stopping
It is lower pipeline on valve nozzles 306 after humidification, prevents powder from entering and 306 channel of plug nozzle.Spraying agitating device upper left side
Equipped with feed inlet 4,1 bottom of mixing drum is discharge port 5.Discharge port 5 is to open one of the oblong slot taken along 1 bottom of mixing drum,
Discharge port 5 is opened after the completion of stirring, material discharges by dead weight.Agitating device is pumped with water (liquid), and water (liquid) pump passes through pipe
Road is connect with agitating shaft 201, and water delivery (liquid) pipeline is equipped with control valve 305 and hydralic pressure gauge.
Flusher is placed in inside mixing drum 1, agitating shaft 201 and water delivery (liquid) pipe one, stirring blade 202 and spray
Mouth 306 is arranged on agitating shaft 201, and nozzle 306 is connected to agitating shaft 201.1 volume of mixing drum of spraying agitating device is 5L
~1000L can be suitable for laboratory or industrial production stir powder according to actual capacity demand.Optionally, 1 volume of mixing drum
For 5L~50L.Optionally, 1 volume of mixing drum is 50L~100L.Optionally, 1 volume of mixing drum is 100L~500L.It is optional
Ground, 1 volume of mixing drum are 500L~800L.Optionally, 1 volume of mixing drum is 800L~1000L.1 feeding quantity of mixing drum controls
Within the 1/3 of total capacity, turn on the power device 6, and agitating shaft 201 is driven to rotate, and adjusts the rotating speed of agitating shaft 201 in real time.It stirs
It mixes device to pump equipped with independent water (liquid), setting valve and hydralic pressure gauge on water delivery (liquid) pipeline are real according to hydralic pressure gauge and valve
When adjust damping pressure and flow.202 outside of stirring blade is solid, and inner mesh is rectangle or diamond shape.Stirring blade such as Fig. 2
Shown, inner mesh size is in 1mm and following range.Powder is under the drive of the peripheral solid slab of stirring blade 202, circumferentially
It moves upwards, starts to glide under the effect of gravity after it is more than 1 medium position of mixing drum, the mixture of downslide is by blade net
The cutting of lattice, scatters in acinous.Meanwhile spiral blade further promotes mixing of the mix along stirring axis direction, to make
Powder moistening stirring is more uniform.A ball 3064 is arranged in 306 lower part of nozzle, promotes liquid atomization during humidification,
When stop humidify when, that is, valve nozzles 306 on lower pipeline, prevent powder enter and plug nozzle channel.Nozzle 306 it is interior through for
1mm, opening outer diameter are 4mm, and opening angle is 120 °, can be effectively atomized water (liquid).The jet velocity of nozzle 306 is
0.1L/min, sustained firing time are 6~10min.Nozzle 306 is rotated synchronously by power plant 6 and agitating shaft 201, Bian Xuan
Turn side spraying, the liquid after atomization is made to be come into full contact with powder surface, it is complete to infiltrate powder, reach the mesh uniformly humidified
, finally by 202 further uniform stirring powder of stirring blade.Stirring blade 202 can carry out full side inside mixing drum 1
The stirring of position constantly applies vertical and horizontal pressure to powder, according to moistening degree and powder granule size, adjusts rotating speed,
It is agglomerating to avoid stirring.Control valve 305 can adjust the pressure of 306 injection water of nozzle (liquid), be allowed to the suction more than powder
Attached power prevents powder plug nozzle mouth.After humidifying to a certain extent, atomizing humidifying performance can be stopped with closing control valve 305, only
It is stirred, avoids humidifying excessive formation mud.The rotating speed of spraying agitating device can be adjusted, and rotating speed is inclined in early period humidification
It is low, rotating speed can be increased after stopping humidifying, whole process only needs a few minutes to stir evenly.The present invention can solve various powder
The humidification of body stirs, and especially can slightly be moistened to low-water-content clay powder, and uniform stirring, apparatus structure letter
Single, easily operated, humidification efficiency is high.
The spraying agitating device uniformly moistened for powder is in use, the powder after dry is added by feed inlet 4 and is stirred
In cylinder 1,1 capacity of mixing drum is 5L~1000L, and feeding quantity controls within the 1/3 of total capacity, and turn on the power device 6, and drive is stirred
The rotation of axis 201 is mixed, adjusts the rotating speed of agitating shaft 201 in real time.Turn on the power device 6 while, start water (liquid) pump (water pump
303) water (liquid), is delivered to pipeline 302 by water pump 303, is further transmitted in the water pipe integrated with agitating shaft 201,
It is atomized finally by the nozzle 306 being arranged on agitating shaft 201.During atomizing humidifying performance, pass through hydralic pressure gauge (pressure gauge
304) flow and pressure of pipeline 302 are observed, and then is adjusted in real time by control valve 305, makes to turn in early period humidification
Velocity modulation is low, and after humidifying to a certain extent, i.e., closing control valve 305 stops humidification.306 internal diameter 1mm of nozzle, be open outer diameter
4mm, 120 °, jet velocity 0.1L/min of opening angle, sustained firing time are 6~10min.Nozzle 306 is by water (liquid)
Fully atomization sprays in rotation, the liquid after atomization is made to be come into full contact with powder surface, complete to infiltrate powder, reaches
To the effect uniformly humidified.In whole process, the pressure of 306 injection water of nozzle (liquid) is more than the adsorption capacity of powder, to stirring
Powder in cylinder 1 carries out comprehensive stirring.After closing control valve 305 stops humidifying, the rotating speed of agitating shaft 201 is improved,
Powder is set to futher stir uniformly by stirring blade 202, entire whipping process control is within 20 minutes.When stirring is completed
Afterwards, power plant 6 is closed, discharge port 5 is opened, takes out material.
The spraying agitating device that the present invention is uniformly moistened for powder has the beneficial effect that：
1) low-water-content powder simple in structure, easy to operation humidifies agitating device, applied widely, according to amount of capacity
For laboratory blender, can also extend and applied to the industrialization in the fields such as building materials, the energy, mining industry, metallurgy, food, environmental protection
In production；
2) nozzle atomization effect is good, can be fully atomized to water (liquid)；
3) solve in traditional blender that powder and water (liquid) are insufficient contact, stirring is uneven, and stirring is easy into
The problem of group, especially for clay powder, greatly improve stirring efficiency.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, any made by repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (12)
1. a kind of spraying agitating device uniformly moistened for powder includes for accommodating the mixing drum of powder (1), in described
It is used to stir the rabbling mechanism (2) of powder in mixing drum (1) inner cavity and for being supplied water into the mixing drum (1) for water system
It unites (3),
Mixing drum (1) is equipped with feed inlet (4) and discharge port (5),
It is characterized in that,
The rabbling mechanism (2) includes agitating shaft (201) on the mixing drum (1) central axes and uniformly distributed in institute
The stirring blade (202) on agitating shaft (201) is stated,
The water system (3) is connected in the mixing drum (1) by the agitating shaft (201) and towards the mixing drum
(1) powder in inner cavity uniformly sprays water mist,
The stirring blade (202) has the lattice portion for being used for dispersion powder and making powder and water mist free penetrating and contacting with each other
(2021)。
2. the spraying agitating device according to claim 1 uniformly moistened for powder, which is characterized in that
The stirring blade (202) further includes the solid part (2022) for rolling powder from the mixing drum (1) inner cavity；
The solid part (2022) is in the lattice portion (2021) periphery and/or the solid part (2022) is in the net
In lattice portion (2021).
3. the spraying agitating device according to claim 1 uniformly moistened for powder, which is characterized in that
The stirring blade (202) further includes the solid part (2022) for rolling powder from the mixing drum (1) inner cavity；
The lattice portion (2021) is in the middle part of the stirring blade (202), and the solid part (2022) is surrounded on the grid
Portion (2021) is outside；Or
The solid part (2022) is in a strip shape to be intervally arranged, and the lattice portion (2021) is covered in the solid part (2022) extremely
Few side, the lattice portion (2021) are in the part between the adjacent solid part (2022) and constitute perforation grid；Or
The solid part (2022) is in a strip shape to be intervally arranged, the lattice portion (2021) be in the adjacent solid part (2022) it
Between.
4. the spraying agitating device according to claim 1 uniformly moistened for powder, which is characterized in that
The stirring blade (202) is in single sheet, the axis of the stirring blade (202) of single sheet along the agitating shaft (201)
It is evenly spaced on the agitating shaft (201) to circumferential；Or
In the shape of a spiral, spiral helicine stirring blade (202) spiral surrounding is in the stirring blade for the stirring blade (202)
(202) on.
5. the spraying agitating device according to any one of claim 1 to 4 uniformly moistened for powder, feature exist
In,
The water system (3) include for laying in the water storage box of water (301),
The water storage box (301) is connected to by pipeline (302) in the agitating shaft (201),
The output end of the water storage box (301) is equipped with for the water stored in the water storage box (301) to be delivered to the stirring
Water pump (303) in cylinder (1),
It is equipped between the water pump (303) and the agitating shaft (201) for controlling output hydraulic pressure and exporting the pressure gauge of water
(304), flowmeter and control valve (305).
6. the spraying agitating device according to claim 5 uniformly moistened for powder, which is characterized in that
The water system (3) further includes in the agitating shaft (201) for the powder spray water into the mixing drum (1)
The nozzle (306) of mist,
The linearly uniform arrangement of multiple nozzles (306), curved uniform arrangement are uniformly arranged in array.
7. the spraying agitating device according to claim 6 uniformly moistened for powder, which is characterized in that
The nozzle (306) include in the nozzle (306) outside wall surface for seal the sealing department of assembly (3061) assembled,
It is used to import the flow-guiding channel (3062) of water in the middle part of the nozzle (306) and is in the nozzle (306) exit site
Water mist generating mechanism for making the water of importing become water mist by the gap for vibrating and frequently changing；
The water mist generating mechanism includes being used to form spherical receiving cavity on the flow-guiding channel (3062) internal face
Spherical groove (3063) and the ball (3064) in the spherical groove (3063), the ball (3064) and the spherical groove
(3063) it is gap-matched between.
8. the spraying agitating device according to claim 7 uniformly moistened for powder, which is characterized in that
The spout of the nozzle (306) is in the interior big outer small spout for being used to form divergent contour spraying；
The spout outside wall surface of the nozzle (306) big outer small enters the nozzle (306) inner cavity probability in interior for reducing powder
Conical head.
9. the spraying agitating device according to any one of claim 1 to 4 uniformly moistened for powder, feature exist
In,
The mixing drum (1) is externally provided with the power plant (6) for driving the agitating shaft (201) to rotate, the power plant
(6) agitating shaft (201) is driven to rotate by synchromesh gear (7)；
The feed inlet (4) is in the top of the mixing drum (1), and the discharge port (5) is in the bottom of the mixing drum (1)
Portion, the discharge port (5) are cracked for strip, are additionally provided with to be slidably connected on the discharge port (5) on the discharge port (5) and use
In by be opened and closed with control discharging discharge door (501).
10. the spraying agitating device according to any one of claim 1 to 4 uniformly moistened for powder, feature exist
In,
It is provided with the charging for controlling inlet amount on the feed inlet (4) and controls hopper (8), the charging control hopper (8)
Bottom is equipped with for the blanking control valve (801) by open and close control discharge quantity,
Blanking control valve (801) bottom is equipped with the weighing storehouse (802) for accepting the powder to fall and is in the title
The Weighing device (803) that amount storehouse (802) bottom is precisely weighed for the powder that falls；
The output end for weighing storehouse (802) is laid towards the feed inlet (4) direction, the shown output end for weighing storehouse (802)
Equipped with for being opened after powder metage with the inlet control valve (804) of the conveying quantitative powder into shown mixing drum (1).
11. the spraying agitating device according to any one of claim 1 to 4 uniformly moistened for powder, feature exist
In,
The mixing drum (1) be connected with for control the mixing drum (1) rotated in the forward direction relative to the agitating shaft (201) or
The driving device of reverse rotation,
The position that driving device is connect with the mixing drum (1) is equipped with for limiting the mixing drum (1) rotation and making stalling shape
The feed inlet (4) of the mixing drum (1) of state is upward and discharge port (5) limiting mechanism directed downwardly.
12. a kind of spraying stirring means that powder uniformly moistens are used for powder using described in any one of claim 1 to 11
The spraying agitating device uniformly moistened,
It is characterized in that,
Include the following steps：
A, powder is weighed according to mix material proportioning；
B, load weighted powder charging, driving agitating shaft (201) drive stirring blade (202) to operate；
C, start water system (3) to supply water, and control hydraulic pressure and water；
D, stop supplying water when exporting water and reaching ratio requirement；
E, it continues stirring until uniformly, opens discharge port (5) blanking.
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| CN201810275150.1A CN108325403B (en) | 2018-03-30 | 2018-03-30 | Spraying stirring device and stirring method for uniform wetting of powder |
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