CN202377037U

CN202377037U - Classification grinder

Info

Publication number: CN202377037U
Application number: CN2011205597491U
Authority: CN
Inventors: 王金华
Original assignee: WEIFANG ZHENGYUAN POWDER ENGINEERING EQUIPMENT CO LTD
Current assignee: WEIFANG ZHENGYUAN POWDER ENGINEERING EQUIPMENT CO LTD
Priority date: 2011-12-28
Filing date: 2011-12-28
Publication date: 2012-08-15
Anticipated expiration: 2021-12-28

Abstract

The utility model discloses a classification grinder which comprises a cavity body. A feed inlet is arranged at the upper end of the cavity body; a discharge port is also arranged on the cavity body; a rotor disk is arranged inside the cavity body; the rotor disk is arranged on a rotating shaft driven by a power device; the periphery of one side of the rotor disk is provided with a hammer head for grinding materials; the other side of the rotor disk is provided with a diffluence and classification device; a grinding liner is arranged on the cavity wall of the cavity body; the surface of the grinding liner is of a fine tooth shape; the diffluence and classification device comprises a classification wheel; a classification chamber is surrounded on the inner periphery of the classification wheel; the discharge port extends into the classification chamber; the classification wheel is fixed on the rotor disk; the classification wheel is of a cone shape; the big diameter of the classification wheel is positioned on the rotor disk; the small diameter of the classification wheel is positioned on the classification chamber; the cavity is also provided with an air inlet; and the air inlet is arranged at the position at the lower part of the feed inlet. According to the utility model, the classification is integrated with the grinding; the self-circulation grinding is carried out and the energy consumption is reduced; the classification and grinding efficiency is high; and the classification grinder adopts few moving parts, has simple structure and is convenient to maintain.

Description

The classification pulverizer

Technical field

The utility model relates to a kind of pulverizer, relates in particular to a kind of classification pulverizer.

Background technology

Along with the progress of social productive forces, pulverizer is widely used in all trades and professions, and pulverizer is that a kind of application machine power is carried out comminution process to solid material; Make it to become the machinery of fritter, fine powder or powder, material is through the pulverizing of pulverizer, and its granularity progressively reduces; Reach desired granularity at last, be used for the production demand, along with the development of society; The pulverizing quality requirement of mineral matter and non-mineral matter is increasingly high, pulverizes usefulness and cuts down the consumption of energy to improve for reducing excessive pulverizing, needs after the per pass comminution process, to sieve or classification; To enhance productivity, obtain suitable granularity, but pulverize and classification two cover drive units because of existing; There is big, the complex structure of energy consumption, is not easy to shortcomings such as maintenance and noise are big.

The utility model content

The technical problem that the utility model solved is to provide a kind of classification pulverizer, and collection is pulverized and the classification one, and is simple in structure, easy to maintenance, cuts down the consumption of energy.

The technical scheme of the technical problem that the utility model solved is: a kind of classification pulverizer; Comprise cavity, the cavity upper end is provided with charging aperture, also is provided with discharging opening on the cavity; Inside cavity is provided with rotor disk; Rotor disk is arranged on by on the rotary shaft driven, and the periphery of a side of rotor disk is provided with the tup that is used for comminuting matter, and the opposite side of rotor disk is provided with the shunting grading plant.

As optimized technical scheme, the chamber wall of cavity is provided with the pulverizing liner, pulverizes inner lining surface and is the serration shape.

As optimized technical scheme, the shunting grading plant comprises grading wheel, becomes grading room, discharging opening to extend in the grading room on every side in the grading wheel, and grading wheel is fixed on the rotor disk.

As optimized technical scheme, it is conical that grading wheel is, and the big footpath of grading wheel is on rotor disk, and the path of grading wheel is on grading room.

As optimized technical scheme, also be provided with air inlet on the cavity, air inlet is arranged on the lower position of charging aperture.

Owing to adopted a kind of classification pulverizer of technique scheme, the both sides of rotor disk are provided with tup and shunting grading plant, and classification and pulverizing are combined as a whole, and are simple in structure; The chamber wall of cavity is provided with the pulverizing liner, and the protection cavity is pulverized and can in time be changed after liner damages; Pulverize inner lining surface and be the serration shape, it is more abundant that material is pulverized, simultaneously because grading wheel is conical; Can meal be thrown to periphery, meal circulated continue to pulverize, micro mist gets into grading room; Discharging opening extends in the grading room, on the cavity air inlet is arranged simultaneously, so micro mist is drained through discharging opening under the effect of air inducing.The moving component of the utility model classification pulverizer is few, small investment, and floor space is little, and self-loopa is pulverized, and the classification crush efficiency is high, and is simple in structure, easy to maintenance, cuts down the consumption of energy.

Description of drawings

Fig. 1 is the structural representation of the utility model classification pulverizer;

Among the figure: 1. cavity, 2. charging aperture, 3. discharging opening, 4. rotor disk, 5. tup, 6. grading wheel, 61. grading rooms are 7. pulverized liner, 8. air inlet, 9. rotating shaft.

The specific embodiment

Below in conjunction with accompanying drawing and embodiment, further set forth the utility model, should be understood that these embodiment only be used to the utility model is described and be not used in the restriction the utility model scope.Should be understood that in addition those skilled in the art can do various changes or modification to the utility model after the content of having read the utility model instruction, these equivalent form of values fall within the application's appended claims institute restricted portion equally.

Like Fig. 1, a kind of classification pulverizer comprises cavity 1, and cavity 1 upper end is provided with charging aperture 2; Also be provided with discharging opening 3 on the cavity 1, cavity 1 inside is provided with rotor disk 4, and rotor disk 4 is arranged on by on the rotary shaft driven 9, and the periphery of a side of rotor disk 4 is provided with the tup 5 that is used for comminuting matter; The opposite side of rotor disk 4 is provided with the shunting grading plant, and the chamber wall of cavity 1 is provided with pulverizes liner 7, pulverizes liner 7 surfaces and is the serration shape; The shunting grading plant comprises grading wheel 6, becomes grading room 61, discharging opening 3 to extend in the grading room 61 on every side in the grading wheel 6; Grading wheel 6 is fixed on the rotor disk 4, and it is conical that grading wheel 6 is, and the big footpath of grading wheel 6 is on rotor disk 4; The path of grading wheel 6 also is provided with air inlet 8 on the cavity 1 on grading room 61, air inlet 8 is arranged on the lower position of charging aperture 2.

The material that needs to pulverize is fallen into by charging aperture 2 in the feeding-passage of rotor disk 4 right-hand members, gets into crushing chamber through angle, because power set are to drive rotating shaft 9 rotations after the motor-driven reductor speed change at a high speed; Make rotor disk 4 rotations that are fixed in the rotating shaft 9, because of being installed with shunting grading plant and tup 5 on the rotor disk 4, because the madial wall of crushing chamber inner chamber body 1 is provided with the pulverizing liner 7 of serrate profile; Tup 5 is with respect to pulverizing liner 7 rotation at a high speed; Material receives the friction of high speed intense impact, shears, pushes the acquisition pulverizing, obtains meal and fine powder, carries out hierarchical processing through the shunting grading plant; On the top of cavity 1 air inlet 8 is installed; The air inducing air-flow drives that comminuting matter carries out grading through synchronous grading wheel 6, and fine powder is through the air centrifugal force of grading wheel 6, and the cutting negative-pressure air-flow obtains the appropriate underpressure in the grading room 61; The material of qualified fineness is directly discharged through discharging opening 3 as finished product; Because the high speed of grading wheel 6 is rotated, and the meal in the comminuting matter forms particle vortex air-flow at the tapered segment of grading wheel 6, the centrifugal force of eddy current is thrown to periphery with meal simultaneously; And pulverize by the feeding-passage continued that the circulation canal of rotor disk 4 left ends gets into rotor disk 4 right-hand members; Meal reaches crushing effect because gravity and other impact energy then flow back to receiving apparatus sends back in the crushing chamber once more and repeatedly pulverize through evaluating oneself, and accomplishes crushing process.

Owing to adopted a kind of classification pulverizer of technique scheme, the both sides of rotor disk are provided with tup 5 and evaluate oneself the flow point stage arrangement, and classification and pulverizing are combined as a whole, and moving component is few; Simple in structure, easy disassembly and maintenance is simultaneously because grading wheel 6 is conical; Can meal be thrown to periphery, circulate and continue to pulverize, micro mist gets into grading room 61; Drain through discharging opening, classification efficiency is high, and product fineness can be realized through rotating shaft rotating speed and the systematic air flow of regulating pulverizer; Both avoid pulverizing, avoided oversized particles again, improved the shortcoming that traditional pulverizer need be joined grader in addition.One is pulverized in the utility model classification, and self-loopa is pulverized and cut down the consumption of energy, and the classification crush efficiency is high, and moving component is few, and is simple in structure, easy to maintenance.

More than show and described the advantage of basic principle, principal character and the utility model of the utility model.The technical staff of the industry should understand; The utility model is not restricted to the described embodiments; The principle of describing in the foregoing description and the specification that the utility model just is described; Under the prerequisite that does not break away from the utility model spirit and scope, the utility model also has various changes and modifications, and these variations and improvement all fall in the utility model scope that requires protection.The utility model requires protection domain to be defined by appending claims and equivalent thereof.

All are from the design of the utility model, and the structure conversion of having done without creative work all drops within the utility model protection domain.

Claims

1. classification pulverizer; Comprise cavity, said cavity upper end is provided with charging aperture, also is provided with discharging opening on the said cavity; Said inside cavity is provided with rotor disk; Said rotor disk is arranged on by on the rotary shaft driven, it is characterized in that: the periphery of a side of said rotor disk is provided with the tup that is used for comminuting matter, and the opposite side of said rotor disk is provided with the shunting grading plant.

2. classification pulverizer according to claim 1 is characterized in that: the chamber wall of said cavity is provided with the pulverizing liner, and said pulverizing inner lining surface is the serration shape.

3. classification pulverizer according to claim 1 is characterized in that: said shunting grading plant comprises grading wheel, becomes grading room, said discharging opening to extend in the said grading room on every side in the said grading wheel, and said grading wheel is fixed on the said rotor disk.

4. classification pulverizer according to claim 1 is characterized in that: said grading wheel is conical, and the big footpath of said grading wheel is on said rotor disk, and the path of said grading wheel is on said grading room.

5. classification pulverizer according to claim 1 is characterized in that: also be provided with air inlet on the said cavity, said air inlet is arranged on the lower position of said charging aperture.