CN206184393U - Powder material non -slurry pelletizing equipment - Google Patents
Powder material non -slurry pelletizing equipment Download PDFInfo
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- CN206184393U CN206184393U CN201621209046.5U CN201621209046U CN206184393U CN 206184393 U CN206184393 U CN 206184393U CN 201621209046 U CN201621209046 U CN 201621209046U CN 206184393 U CN206184393 U CN 206184393U
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Abstract
The utility model discloses a powder material non -slurry pelletizing equipment, by humidification atomizing device, feeder, material dispersion devices, mix a straight section of thick bamboo, the particle shaping device, the fan, screening plant expects the container constitution with receiving, wherein, humidification atomizing device connects water source / bonding agent and holds the device, and be located and mix a straight section of thick bamboo, feeder passes through pipeline and connects material dispersion devices, material dispersion devices passes through conveying line and connects a mixed straight section of thick bamboo, it is connected with particle shaping device upper portion to mix a straight section of thick bamboo, the air outlet installation fan on particle shaping device upper portion, particle shaping device lower part connects gradually screening plant and receives the material container. The grain size of preparation distributes evenly, and sphericity, mobile good is moisture even. This equipment structure is simple, and convenient operation is convenient for maintain and the maintenance. The reduction energy and moisture consumption that can very big be compared with the spray drying granulation method of mainly using present.
Description
Technical field
The utility model is related to equipment manufacturing technology field, and in particular to a kind of powder material dry granulation equipment, can answer
For chemical industry, building materials, pharmacy, the industry such as mine and food.
Background technology
Granulation refers to that all kinds of powderies, bulk, solution or molten raw material are made the solid with definite shape and intensity
Particle.The meaning of this technique is：Material can be made preferable structure and shape, keep the uniformity of compound, changed
The condition of kind material physical-chemical reaction, prevents the caking phenomenon in some solid formation production processes；The mobility of material is improved,
The serialization of powder, automation mechanized operation is conducive to be smoothed out；Control dissolution velocity of product etc..
Industrial common prilling process has at present：Compression granulation, crushes granulation, and spray drying granulation, extruder grain coagulates
Poly- granulation, fluidization spray granulation etc..These techniques respectively have a feature, but the also problem of solution all in need simultaneously.For example compress
Comminution granulation production capacity is low, and die wear is big, and prepared grain diameter has certain lower limit；Extruder grain method die wear is tight
Weight, particle length and end surface shape are unable to precise control；It is broken, to roll comminution granulation grain density not high, it is difficult to prepare particle diameter compared with
Small particle；Spray drying granulation method water evaporation quantity is big, and energy consumption is high etc..Therefore it is new more to adapt to ecological requirements and industry
The prilling process of development needs to be developed to meet growing quality requirement and energy-saving and emission-reduction trend.
The content of the invention
In order to solve the above mentioned problem that existing prilling is present, the purpose of this utility model is, there is provided a kind of powder
Material dry granulation equipment, can be widely applied to chemical industry, building materials, pharmacy, the industry such as mine and food.
In order to realize above-mentioned task, the utility model takes following technical solution：
A kind of powder material dry granulation equipment, it is characterised in that the powder material dry granulation equipment is atomized by humidification
Device, charging gear, material dispersing device, mixing straight tube, particle shaping apparatus, blower fan, screening plant and rewinding container composition,
Wherein, humidification atomising device connection water source/bonding agent apparatus for placing, and in mixing straight tube, charging gear passes through delivery pipe
Road connects material dispersing device, and material dispersing device connects mixing straight tube by transfer pipeline, and mixing straight tube is filled with particle shaping
Top connection is put, the air outlet on particle shaping apparatus top installs blower fan, and particle shaping apparatus bottom is sequentially connected screening plant
With rewinding container.
Powder material dry granulation equipment of the present utility model, its granulation mode be by dry mash by feed water humidification after
Mixing straight tube in by air-flow and particles collision effect bond granulating, these particles again with air-flow enter particle shaping apparatus with
Air-flow is separated, and the granulation mode of particle surface rounding is completed during the wall rotation along particle shaping apparatus is glided.
It can also be continuously interval that its granulation mode can be.
Other features of the present utility model are：
Described humidification atomising device is direct-injection type atomising device, and centrifugal spraying device, rotation type atomization device is pneumatic
Atomising device, effervescent atomization device, ultrasonic vibration atomising device or electrostatic atomization apparatus etc..
Described charging gear selection positive feed device or wind-force drawing-in device etc..
Described material dispersing device selection venturi blender or pneumatic carrier etc..
Described mixing straight tube selects metal, organic high molecular compound or inorganic non-gold with the material of particle shaping apparatus
Category material makes.
Described particle shaping apparatus selection cyclone cylinder or the gas-solid separating device of class whirlwind tubular.
Described ventilator selection centrifugal fan, reciprocating vacuum pump, rotary vacuum pump or jet pump etc..
Described screening plant selection drum screen, shaker screen, vibratory sieve is sieved, string type screening machine after winning, sound wave screening
Machine, Pneumatic type screening plant or probability screen extension set etc..
Described rewinding container selection continuous stock collecting container or batch (-type) rewinding container etc..
Powder material dry granulation equipment of the present utility model, when using raw material by after dry method grinding, by charging gear
It is transported in mixing straight tube by material dispersing device, micro mist material is in suspended state by the negative-pressure air-flow that negative-pressure air fan is produced
Moved along mixing straight tube, and then the atomized drop produced with humidification atomising device is collided, mixed, adhesion forms particle.These
Particle is carried along into particle shaping apparatus by air-flow, due to the cyclone gas-solid centrifugation of particle shaping apparatus, into particle
The particle of apparatus for shaping is separated with air-flow, under being rotated along the wall of particle shaping apparatus under the collective effect of centrifugal force and gravity
It is sliding, rounding is carried out to the pattern of particle surface by the rubbing action of particle during downslide and wall surface, obtain surface light
The sliding, particle of good sphericity.After completing granulation reforming process, through the particle of particle shaping apparatus bottom discharge mouthful collection through sieving
Separating device is sieved, and the qualified particle of particle diameter enters next operation through rewinding container collection, and the unqualified particle of particle diameter returns to feed
Device is recycled.The fine powder and subparticle of fraction lighter weight are with air-flow is through particle shaping apparatus top air outlet and draws
Blower fan enters dust collecting system, charging gear circulation granulation is returned after collection and is used.
Powder material dry granulation equipment of the present utility model, simple structure is easy to operate, is easy to care and maintenance, can
It is widely used in the industries such as chemical industry, building materials, pharmacy, mine and food, and using the preparation of ceramic industry base substrate powder.It is made
Standby particle size distribution is uniform, sphericity, good fluidity, aqueous uniform.With the spray drying granulation for currently mainly using
Method is compared, and the energy and water consumption can be significantly reduced in granulation process.
Brief description of the drawings
Fig. 1 is powder material dry granulation equipment structural representation of the present utility model；
Figure acceptance of the bid is scored and is not represented：1st, be humidified atomising device, and 2, charging gear, 3, material dispersing device, 4, mixing straight tube,
5th, particle shaping apparatus, 6, blower fan, 7, screening plant, 8, rewinding container.
The utility model is described in further detail below in conjunction with drawings and Examples.
Specific embodiment
As shown in figure 1, the present embodiment provides a kind of powder material dry granulation equipment, using ceramic industry base substrate powder
Prepare, the powder material dry granulation equipment by humidification atomising device 1, charging gear 2, material dispersing device 3, mixing straight tube 4,
Particle shaping apparatus 5, blower fan 6, screening plant 7 and rewinding container 8 are constituted, wherein, the humidification connection water source/bonding of atomising device 1
Agent apparatus for placing, and in mixing straight tube 4, charging gear 2 connects material dispersing device 3, material dispersion by conveyance conduit
Device 3 connects mixing straight tube 4 by transfer pipeline, and mixing straight tube 4 is connected with the top of particle shaping apparatus 5, particle shaping apparatus 5
The air outlet on top installs blower fan 6, and the bottom of particle shaping apparatus 5 is connected with screening plant 7 and rewinding container 8 in turn.
Its granulation mode is the ceramic powder material that will be well mixed through dry method grinding by mixing straight tube after the humidification that feeds water
Interior adhesion granulating, then complete to granulate through particle shaping apparatus shaping rounding.
Humidification atomising device 1 can be direct-injection type atomising device, and centrifugal spraying device, rotation type atomization device is pneumatic
Atomising device, effervescent atomization device, ultrasonic vibration atomising device or electrostatic atomization apparatus.Specific in the present embodiment use direct projection
Formula atomising device.
Charging gear 2 can be positive feed device or wind-force drawing-in device, specific to using screw in the present embodiment
Batcher.
Material dispersing device 3 can be blender or pneumatic carrier in mound, specific in the present embodiment use venturi
Blender.
Mixing straight tube 4 can use metal, organic high molecular compound or inorganic non-gold with the material of particle shaping apparatus 5
Category material makes.Made using lucite specific in the present embodiment.
Particle shaping apparatus 5 can be the gas-solid separating device of cyclone cylinder or class whirlwind tubular, specific in the present embodiment
Using lengthening modified cyclone cylinder.
Blower fan 6 can be centrifugal fan, reciprocating vacuum pump, rotary vacuum pump or jet pump.Specific to the present embodiment
Middle use centrifugal fan.
Screening plant 7 can be drum screen, shaker screen, vibratory sieve, it is rich after sieve, string type screening machine, sound wave screening machine, gas
Power formula screening plant or probability screen extension set.Specific in the present embodiment use the vibratory sieve with air valve.
Rewinding container 8 can be continuous stock collecting container or batch (-type) rewinding container, between being used in the present embodiment
Formula of having a rest rewinding container.
When using, ceramic raw material is transported in venturi blender after dry method grinding is mixed by screw batcher,
Enter in mixing straight tube 4 by scattered material, material forms suspended state simultaneously by the negative-pressure air-flow that centrifugal fan is produced
And be delivered up with air-flow along mixing straight tube, and then the water/bonding agent atomized droplet sprayed with direct-injection type atomising device is collided, mixed
Close, adhesion form little particle, these little particles along mixing straight tube be delivered up during, in the presence of air-flow, particle
Can be collided between particle, adhesion forms the bigger particle of particle diameter.All particles are carried along into lengthening modified rotation by air-flow
In air duct, due to lengthening the cyclone gas-solid centrifugation of modified cyclone cylinder, into particle and the air-flow point of particle shaping apparatus
From the wall along particle shaping apparatus under the collective effect of centrifugal force and gravity rotates downslide, by particle during downslide
Rubbing action with wall surface carries out rounding to the pattern of particle surface, and acquisition surface is smooth, good sphericity particle.Complete
After granulation reforming process, the particle collected through lengthening modified cyclone cylinder bottom discharge mouthful passes through the Vibration Screen with air valve
Point, the qualified particle of particle diameter enters next operation through batch (-type) rewinding container collection, and the unqualified particle of particle diameter returns to screw
Batcher is recycled.The fine powder and subparticle of fraction lighter weight are with air-flow through lengthening the top air-out of modified cyclone cylinder
Mouth and centrifugal fan enter dust collecting system, and below standard particle returns to the circulation granulation use of screw batcher or arranges after collection
It is empty.
Using the powder material dry granulation equipment of the present embodiment, prepared particle size distribution is uniform, sphericity, stream
Dynamic property is good, aqueous uniform.Grain size analysis and key property detection, the base substrate powder of preparation are carried out to the particle in rewinding container
Granularity distribution result such as table 1, and conventional wet Spray granulation equipment prepare base substrate powder mobile performance and compression performance
Contrast is as shown in table 2.
Table 1：The size distribution of the base substrate powder of preparation
| Mesh number | Diameter/mm | Percentage/wt% |
| <24 | 0.800-1.0 | 26.97 |
| 24-28 | 0.630-0.800 | 48.47 |
| 28-35 | 0.500-0.630 | 10.12 |
| 35-45 | 0.400-0.500 | 5.25 |
| 45-55 | 0.315-0.400 | 4.22 |
| 55-70 | 0.224-0.315 | 3.21 |
| 70-140 | 0.105-0.224 | 1.23 |
| >140 | ＜ 0.105 | 0.53 |
Table 2：The mobile performance of the base substrate powder prepared with conventional wet Spray granulation equipment is contrasted with compression performance
| Performance parameter | New dry process Granulation Equipments | Wet spray Granulation Equipments |
| Moisture content/% | 6.2 | 6.9 |
| Angle of repose/° | 34 | 33 |
| Collapse angle/° | 27 | 26 |
| Apparent density/g cm-3 | 0.89 | 0.92 |
| Tap density/g cm-3 | 1.07 | 1.09 |
| Hausner ratios | 1.20 | 1.18 |
Claims (10)
1. a kind of powder material dry granulation equipment, it is characterised in that the powder material dry granulation equipment is by humidification atomization dress
Put (1), charging gear (2), material dispersing device (3), mixing straight tube (4), particle shaping apparatus (5), blower fan (6), screening dress
(7) and rewinding container (8) composition are put, wherein, humidification atomising device (1) connection water source/bonding agent apparatus for placing, and positioned at mixing
In straight tube (4), charging gear (2) connects material dispersing device (3) by conveyance conduit, and material dispersing device (3) is by conveying
Pipeline connection mixing straight tube (4), mixing straight tube (4) is connected with particle shaping apparatus (5) top, particle shaping apparatus (5) top
Air outlet install blower fan (6), particle shaping apparatus (5) bottom is sequentially connected screening plant (7) and rewinding container (8).
2. powder material dry granulation equipment as claimed in claim 1, it is characterised in that described humidification atomising device (1)
It is direct-injection type atomising device, centrifugal spraying device, rotation type atomization device, Pneumatic atomization device, effervescent atomization device, ultrasound
Oscillating-atomizing device or electrostatic atomization apparatus.
3. powder material dry granulation equipment as claimed in claim 1, it is characterised in that described humidification atomising device (1)
Top, middle part, bottom or surrounding in mixing straight tube (4).
4. powder material dry granulation equipment as claimed in claim 1, it is characterised in that described charging gear (2) selection
Positive feed device or wind-force drawing-in device.
5. powder material dry granulation equipment as claimed in claim 1, it is characterised in that described material dispersing device (3)
Selection venturi blender or pneumatic carrier.
6. powder material dry granulation equipment as claimed in claim 1, it is characterised in that described particle shaping apparatus (5)
The gas-solid separating device of selection cyclone cylinder or class whirlwind tubular.
7. powder material dry granulation equipment as claimed in claim 1, it is characterised in that described blower fan (6) selection centrifugation
Formula blower fan, reciprocating vacuum pump, rotary vacuum pump or jet pump.
8. powder material dry granulation equipment as claimed in claim 1, it is characterised in that described mixing straight tube (4) with
The material of grain apparatus for shaping (5) is made using metal, organic high molecular compound or Inorganic Non-metallic Materials.
9. powder material dry granulation equipment as claimed in claim 1, it is characterised in that described screening plant (7) selection
Drum screen, shaker screen, vibratory sieve, it is rich after sieve, string type screening machine, sound wave screening machine, Pneumatic type screening plant or probability screening
Machine.
10. powder material dry granulation equipment as claimed in claim 1, it is characterised in that described rewinding container (8) selection
Continuous stock collecting container or batch (-type) rewinding container.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621209046.5U CN206184393U (en) | 2016-11-09 | 2016-11-09 | Powder material non -slurry pelletizing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621209046.5U CN206184393U (en) | 2016-11-09 | 2016-11-09 | Powder material non -slurry pelletizing equipment |
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| Publication Number | Publication Date |
|---|---|
| CN206184393U true CN206184393U (en) | 2017-05-24 |
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ID=58733772
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621209046.5U Active CN206184393U (en) | 2016-11-09 | 2016-11-09 | Powder material non -slurry pelletizing equipment |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106422966A (en) * | 2016-11-09 | 2017-02-22 | 西安建筑科技大学 | Powdery material dry granulation equipment |
| CN111821187A (en) * | 2020-07-28 | 2020-10-27 | 山东明仁福瑞达制药股份有限公司 | Traditional Chinese medicine extract powder granulating system and method for treating cervical spondylosis |
| CN113891945A (en) * | 2019-05-13 | 2022-01-04 | 艾布鲁有限责任公司 | Process for producing polymer product |
-
2016
- 2016-11-09 CN CN201621209046.5U patent/CN206184393U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106422966A (en) * | 2016-11-09 | 2017-02-22 | 西安建筑科技大学 | Powdery material dry granulation equipment |
| CN113891945A (en) * | 2019-05-13 | 2022-01-04 | 艾布鲁有限责任公司 | Process for producing polymer product |
| CN111821187A (en) * | 2020-07-28 | 2020-10-27 | 山东明仁福瑞达制药股份有限公司 | Traditional Chinese medicine extract powder granulating system and method for treating cervical spondylosis |
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