CN207222095U - Automatic intelligent charging fluidized bed jet mill grader - Google Patents

Automatic intelligent charging fluidized bed jet mill grader Download PDF

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Publication number
CN207222095U
CN207222095U CN201720534448.0U CN201720534448U CN207222095U CN 207222095 U CN207222095 U CN 207222095U CN 201720534448 U CN201720534448 U CN 201720534448U CN 207222095 U CN207222095 U CN 207222095U
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China
Prior art keywords
chamber
crushing chamber
fluidized bed
jet mill
automatic intelligent
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CN201720534448.0U
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Chinese (zh)
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杜金林
李明
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Sichuan Corbett Nanometer Science And Technology Co Ltd
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Sichuan Corbett Nanometer Science And Technology Co Ltd
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Abstract

The utility model discloses a kind of automatic intelligent charging fluidized bed jet mill grader, including crushing chamber and the classification chamber with being tightly connected above crushing chamber with crushing chamber;The classification intracavitary is provided with graded blade;The classification chamber is connected with deduster, and deduster rear end is provided with high-pressure suction fan;Feed pipe is connected with the crushing chamber, the feed pipe is connected with loading hopper;And screw conveyor is provided between loading hopper and feed pipe;The screw conveyor is connected with switch board;It is characterized in that:Further include to be arranged on below crushing chamber and separate with crushing chamber, only connected by metal bent pipe with the tank connected gas distribution chamber of gas storage, the gas distribution chamber;One end that the metal bent pipe is connected with crushing chamber is provided with superonic flow nozzzle;The crushing chamber bottom is provided with the taper collection hopper extended into distribution of air flow room;The collection hopper bottom is provided with the communicating pipe for extending gas distribution chamber;The communicating pipe lower end is provided with clout collection port.

Description

Automatic intelligent charging fluidized bed jet mill grader
Technical field
It the utility model is related to a kind of dry method material fining crushing and classification equipment, especially a kind of fluid bed airflow milling point Level machine.
Background technology
The principle of fluidized bed jet mill grader is that lower part is that the nozzle being oppositely arranged makes for discharging supersonic airstream Material is opposite to be collided, and material is in fluidized state in the cavity, while the adjustable high speed of speed rotates grading wheel, produces centrifugal force , when the Dual-Phrase Distribution of Gas olid after guiding crushing is moved by grading wheel impeller clearance ecto-entad, particle is forced in centrifugal force Do in and rotate at a high speed, larger particle is thrown toward shell under the action of powerful centrifugal force, and under the effect of gravity, is deposited to Crushing chamber continues to crush, and smaller particle then under the action of gas drag, moves to internal rotor with air-flow, becomes qualified products Cyclone collector is entered by pipeline.The characteristics of its effectiveness of classification is higher, and host can be isolated in time by reaching the particle of fineness, But the most efficiency of fluidized bed airflow pulverizer that uses at present is low, high energy consumption, crosses that crushing phenomenon is more serious, and main cause is Finished product after crushing cannot collect in time, it is uneven etc. to feed.
In order to solve the above-mentioned technical problem, applicants have invented a kind of fluidized bed jet mill grader, including crushing chamber, Vertical turbine grader, cyclone separator, pulse bag type dust collector, high-pressure suction fan, loading hopper and screw conveyor, crushing chamber Equipped with feed pipe and superonic flow nozzzle, the tapered face in crushing chamber lower end simultaneously accumulates a clout collection port, and crushing chamber side wall is equipped with Overfiren air port and tertiary air orifice.The utility model all parts are sequentially connected, collective effect, and classification is complete at the same time with crushing and processing Into being effectively improved work efficiency;Due to material be in crushing chamber mutually collision achieve the purpose that crushing, reduce iron, The impurity such as nickel pollute, and the purity of finished product materials is greatly improved, while greatly improve production using the utility model technology Quality, the product granularity is narrower, and particle size range is adjustable, simultaneously because the addition of Secondary Air and tertiary air, effectively avoids Crossing for qualified material crushes, and pulverizer is improved crush efficiency, add yield reduces energy consumption at the same time.The technology with solely Vertical deduster is connected, and the discharge of stringent effective control dust, has prevented the pollution to environment.
But operating personnel are had found since gas storage bag is arranged on the lower section of clout collection port in actual use so that It is very inconvenient that clout is collected, and has seriously affected the mounting arrangements of work efficiency and equipment.
Utility model content
In view of this, the utility model provides a kind of automatic intelligent charging fluidized bed jet mill grader, its clout Collection port is arranged on the lower section of gas distributing device, the convenient collection arranged other equipment and be used for clout.
The technical solution of the utility model is:A kind of automatic intelligent charging fluidized bed jet mill grader, including powder Broken chamber and the classification chamber being tightly connected above crushing chamber with crushing chamber;The classification intracavitary is provided with graded blade;Institute State classification chamber to be connected with deduster, deduster rear end is provided with high-pressure suction fan;Feed pipe is connected with the crushing chamber, it is described Feed pipe is connected with loading hopper;And screw conveyor is provided between loading hopper and feed pipe;The screw conveyor and control Cabinet connection processed;It is characterized in that:Further include and be arranged on below crushing chamber and the tank connected gas distribution chamber of gas storage, the air-flow point Separate with room and crushing chamber, only connected by metal bent pipe;One end that the metal bent pipe is connected with crushing chamber is provided with Supersonic Fast nozzle;The crushing chamber bottom is provided with the taper collection hopper extended into distribution of air flow room;The collection hopper bottom is set There is the communicating pipe for extending gas distribution chamber;The communicating pipe lower end is provided with clout collection port.
As an improvement overfiren air port is provided with above superonic flow nozzzle on the crushing chamber side wall.To crushing Intracavitary provides Secondary Air, and the qualified material that can make to be mixed in unqualified material is blown to grader, so as to be sucked out, is avoided Qualified material drops back into crushing chamber and crosses crushing again, pulverizer is improved crush efficiency and yield, while reduce energy consumption.
As an improvement it is provided with silencer on the high-pressure suction fan.Make an uproar for eliminate that high-pressure suction fan brings Sound, more healthy working environment is provided for operator.
As a preferred embodiment, the deduster is chamber off-line ash cleaning and dust removing device.Its performance is passed better than cyclone separator etc. System deduster.
As an improvement Hand-operated butterfly valve is installed in the clout collection port.For opening and closing clout collection port.
As a preferred embodiment, the superonic flow nozzzle be along crushing chamber even circumferential distribution several so that Suo Youchao The jet stream that sonic nozzle ejects is zero in the sum of velocity of convergence center point.
Automatically adjusted as an improvement the feed spiral device is carried out with grader current fluctuation.If classification is electromechanical Stream is high, and feed spiral device is just automatic to reduce inlet amount, if grader electric current is less than specified standards, feed spiral device is with regard to automatic Inlet amount is increased, automated control inlet amount remains an equilibrium state.
The utility model is beneficial in that:Fluidized bed jet mill grader with said structure, its crushing chamber The collection hopper of bottom extends into gas distribution chamber so that its clout collection port extends to gas distribution chamber bottom through gas distribution chamber Portion.The more convenient arrangement other equipment of operator is allowed to be used to collect clout.In addition above-mentioned setting make it that equipment is compacter easily Dismounting, while bottom material is convenient for changing, and gas pressure loss reduces.
Brief description of the drawings
Fig. 1 is the structure diagram of the utility model.
Fig. 2 is the schematic cross-sectional view of gas distribution chamber in the utility model.
Marked in figure:1st, high-pressure suction fan;2nd, silencer;3rd, chamber off-line ash cleaning and dust removing device;4th, vertical machine;5th, it is classified Chamber;6th, crushing chamber;7th, loading hopper;8th, screw conveyor;9th, air accumulator;10th, switch board;11st, shut-off valve;12nd, air gauge;13、 Feed pipe;14th, metal bent pipe;15th, Hand-operated butterfly valve;16th, clout collection port;17th, gas distribution chamber;18th, overfiren air port;19th, it is electric Machine;20th, discharge port;21st, discharge valve;22nd, superonic flow nozzzle;23rd, collection hopper;24th, communicating pipe.
Embodiment
In order to make those skilled in the art more fully understand the technical solution of the utility model, with reference to specific implementation The utility model is described in further detail for mode.
As shown in Figure 1 and Figure 2, the utility model includes crushing chamber 6 and connects above crushing chamber 6 with the sealing of crushing chamber 6 The classification chamber 5 connect;Graded blade is provided with the classification chamber 5;Graded blade is driven by motor 4.The classification chamber 5 and dedusting Device connects, and deduster rear end is provided with high-pressure suction fan 1;Silencer 2 is provided with high-pressure suction fan 1.Connect on the crushing chamber 5 Feed pipe 13 is connected to, the feed pipe 13 is connected with loading hopper 7;And it is provided with spiral transferring between loading hopper 7 and feed pipe 13 Send machine 8;The screw conveyor 8 is connected with switch board 10;Further include and be arranged on the gas that the lower section of crushing chamber 6 is connected with air accumulator 9 Distributor chamber 17 is flowed, the gas distribution chamber 17 separates with crushing chamber 6, only connected by metal bent pipe 14;The metal bent pipe 14 The one end being connected with crushing chamber 6 is provided with superonic flow nozzzle 22;Superonic flow nozzzle 22 is along the distribution of 6 even circumferential of crushing chamber Several so that the jet stream that all superonic flow nozzzles 22 eject is zero in the sum of velocity of convergence center point.It is described 6 bottom of crushing chamber is provided with the taper collection hopper 23 extended into gas distribution chamber 17;23 bottom of collection hopper, which is provided with, prolongs Stretch out the communicating pipe 24 of gas distribution chamber 17;24 lower end of communicating pipe is provided with clout collection port 16.In clout collection port 16 Hand-operated butterfly valve 15 is installed.The top of superonic flow nozzzle 22 is provided with overfiren air port 18 on 6 side wall of crushing chamber.
Deduster is chamber off-line ash cleaning and dust removing device 3, is below the discharge port 20 with discharge valve 21.The discharge valve 21 is logical Motor 19 is crossed to drive.
Superonic flow nozzzle 22 is supplied by air accumulator 9.Air accumulator 9 is connected with gas distribution chamber 17, and is provided with shut-off valve 11 With pressure gauge 12.
When the material of crushing to be processed is added into crushing chamber 6 from loading hopper 7, and after closing feed pipe 13, above-mentioned gas The course of work for flowing pulverizer is as follows:Superonic flow nozzzle 22 inputs high-speed flow, and under the action of the air-flow, material is in crushing chamber Flowing undetermined is produced in 6, flows into high-speed flow assembling area.At this time, centripetence power of the material particles in convergence high airflow Under effect, the random motion of moment hypervelocity is produced, strong collision, friction are thus produced between material particles, so that thing Material particle is crushed in moment, simultaneously because the high-speed rotation of high-pressure suction fan 1, so that qualified material is suctioned out, then by locellus Off-line ash-clearing deduster 3 sub-elects the thin material of different meshes, and the larger material of particle is then graded impeller blade and gets rid of to cavity wall, And flow back to crushing chamber 6 automatically along cavity wall, crushed again.
It the above is only the preferred embodiment of the utility model, it is noted that above-mentioned preferred embodiment should not regard For the limitation to the utility model, the scope of protection of the utility model should be subject to claim limited range.For For those skilled in the art, without departing from the spirit and scope of the utility model, it can also make some Improvements and modifications, these improvements and modifications also should be regarded as the scope of protection of the utility model.

Claims (6)

  1. The fluidized bed jet mill grader 1. a kind of automatic intelligent feeds, including crushing chamber and above crushing chamber and powder The classification chamber that broken chamber is tightly connected;The classification intracavitary is provided with graded blade;The classification chamber is connected with deduster, deduster Rear end is provided with high-pressure suction fan;Feed pipe is connected with the crushing chamber, the feed pipe is connected with loading hopper;And feed Screw conveyor is provided between bucket and feed pipe;The screw conveyor is connected with switch board;It is characterized in that:Further include and set Put and separate below crushing chamber with the tank connected gas distribution chamber of gas storage, the gas distribution chamber with crushing chamber, only pass through metal Bent pipe connects;One end that the metal bent pipe is connected with crushing chamber is provided with superonic flow nozzzle;The crushing chamber bottom is provided with Extend into the taper collection hopper in distribution of air flow room;The collection hopper bottom is provided with the communicating pipe for extending gas distribution chamber; The communicating pipe lower end is provided with clout collection port.
  2. A kind of 2. automatic intelligent charging fluidized bed jet mill grader according to claim 1, it is characterised in that:Institute State and be provided with overfiren air port above superonic flow nozzzle on crushing chamber side wall.
  3. A kind of 3. automatic intelligent charging fluidized bed jet mill grader according to claim 1, it is characterised in that:Institute State and silencer is provided with high-pressure suction fan.
  4. A kind of 4. automatic intelligent charging fluidized bed jet mill grader according to claim 1, it is characterised in that:Institute It is chamber off-line ash cleaning and dust removing device to state deduster.
  5. A kind of 5. automatic intelligent charging fluidized bed jet mill grader according to claim 1, it is characterised in that:Institute State and Hand-operated butterfly valve is installed in clout collection port.
  6. A kind of 6. automatic intelligent charging fluidized bed jet mill grader according to claim 1, it is characterised in that:Institute State superonic flow nozzzle be along crushing chamber even circumferential distribution several so that the jet stream that all superonic flow nozzzles eject exists The sum of velocity of convergence center point is zero.
CN201720534448.0U 2017-05-15 2017-05-15 Automatic intelligent charging fluidized bed jet mill grader Active CN207222095U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720534448.0U CN207222095U (en) 2017-05-15 2017-05-15 Automatic intelligent charging fluidized bed jet mill grader

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720534448.0U CN207222095U (en) 2017-05-15 2017-05-15 Automatic intelligent charging fluidized bed jet mill grader

Publications (1)

Publication Number Publication Date
CN207222095U true CN207222095U (en) 2018-04-13

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110369084A (en) * 2019-08-14 2019-10-25 安徽祥云谷现代中药有限公司 A kind of Winnowing impurity-removing device for Reishi sporule

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110369084A (en) * 2019-08-14 2019-10-25 安徽祥云谷现代中药有限公司 A kind of Winnowing impurity-removing device for Reishi sporule

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