CN103252284B

CN103252284B - Powder depolymerization beater

Info

Publication number: CN103252284B
Application number: CN201310184291.XA
Authority: CN
Inventors: 陈力; 陈志跃
Original assignee: JIANGSU ZHONGYUAN MACHINERY EQUIPMENT MANUFACTURING Co Ltd
Current assignee: JIANGSU ZHONGYUAN MACHINERY EQUIPMENT MANUFACTURING Co Ltd
Priority date: 2013-05-17
Filing date: 2013-05-17
Publication date: 2015-09-30
Anticipated expiration: 2033-05-17
Also published as: CN103252284A

Abstract

The present invention relates to a kind of Powder depolymerization beater, comprise casing, described casing comprises the classification chamber that from top to bottom distributes and breaks up chamber, described break up in chamber have using crushing material by pulverizing main shaft as the disintegrating mechanism of pivot, described classification chamber have using pulverize after material discharge by the classification mechanism of classification main shaft as pivot, described disintegrating mechanism drives by pulverizing motor, and described classification mechanism is driven by classification motor.The present invention can derive process to crushing process and particle and carry out from main regulation, and also namely the rotating speed of main shaft and classification main shaft may be controlled to difference, reaches material is fully pulverized and can not fast by the object of pulverized particles derivation with this.

Description

Powder depolymerization beater

Technical field

The present invention relates to beater technical field, especially a kind of Powder depolymerization beater.

Background technology

Beater has the effect of fast-crushing material, at home and abroad the development of beater is very quick, and arrived bottleneck stage, the structure of beater is substantially shaped, the general principle of beater comminuting matter is: agglomeration or caking materials are sent into through screw(-type) feeder and broken up in chamber, rotor through High Rotation Speed impacts material, shears, crushing material is reduced, material after breaing up is delivered to material collection district by ascending air, collected by cyclone collector and pulse dust collector, the air of purification is discharged by air-introduced machine.

If Fig. 1 is existing beater structure, this beater mostly is external introduction, this beater is ripe abroad, belong to mature technology, enter China and have more than 20 year, the principle of this beater is: what casing was divided into the classification chamber of the first half and Lower Half breaks up chamber, to gradation by grading wheel in classification chamber, break up, it is air-introduced machine above grading wheel, breaing up in chamber is crushing wheel to crushing material, below crushing wheel, there is air blast, grading wheel and crushing wheel are all coaxially installed on a main shaft, during crushing wheel High Rotation Speed cutting material, produce powerful eddy airstream, under the effect of air blast, the particle of pulverizing upwards can be blown into classification chamber, these particles carry out classification to particle under the effect of grading wheel, thicker particle cannot pass through grading wheel, qualified particle is discharged through air-introduced machine by grading wheel, although agglomeration or caking materials can be pulverized by the beater of this structure, also can arrive tiny particle to discharge, but there is significant limitation in the beater of this structure, because grading wheel and crushing wheel are loaded on same main shaft, its rotary speed is identical, it is comparatively powerful that Lower Half breaks up the eddy airstream produced in chamber, because rotating speed is identical, cause the large also possibility of the negative pressure in classification chamber possibility little, negative pressure is little, mean that particle just cannot be discharged, negative pressure means that greatly some particles also do not pulverized completely have just been discharged, final product quality is caused to be affected, the eddy airstream that the eddy airstream that is first half classification chamber of tracing it to its cause can not produce with Lower Half well mates, the structure finally caused is that the beater of prior art cannot extensive use, it usually also exists man-to-man matched and pulverizes, namely an equipment can only be pulverized by corresponding a kind of relatively-stationary particle, limitation is too large, the requirement of each processing industry can not be met, if mate purchase one by one, then cost is huge, on the other hand, as can be seen from Figure 1, independent its concentricity of main shaft is difficult to ensure, and can not deviation when installing, and these all will affect the quality of crushing effect and final products

Summary of the invention

The technical problem to be solved in the present invention is: break up chamber and the nonadjustable problem of classification chamber inside vortex air-flow to overcome in prior art, a kind of Powder depolymerization beater is provided, pulverizing situation according to different material can regulate the flowing of breaing up chamber and classification chamber inside vortex air-flow automatically, also namely can the size of pressure in conditioner shell, solve the problem of beater comminuting matter limitation in prior art thus, provide cost savings.

The technical solution adopted for the present invention to solve the technical problems is: a kind of Powder depolymerization beater, comprise casing, described casing comprises the classification chamber that from top to bottom distributes and breaks up chamber, described break up in chamber have using crushing material by pulverizing main shaft as the disintegrating mechanism of pivot, described classification chamber have using pulverize after material discharge by the classification mechanism of classification main shaft as pivot, described disintegrating mechanism drives by pulverizing motor, and described classification mechanism is driven by classification motor.Drive pulverizing and classification mechanism to change to Two axle drive single shaft in prior art, realize each self-regulation of twin shaft, be no longer subject to single shaft restriction, suitable rotating speed can be adjusted to according to different materials, to reach best crushing effect.

As a modification of the present invention, described classification mechanism comprises classification housing and is positioned at the grading wheel in classification chamber, described classification housing and cabinet top connect firmly, described classification main shaft by bearing block support in classification housing, described grading wheel is installed on classification main shaft bottom, grading wheel circumference is evenly provided with classification blade, and the motor shaft of classification main shaft top and classification motor is connected firmly by shaft coupling, is positioned at the air-introduced machine having above grading wheel and be installed on classification main shaft.

As a modification of the present invention, described disintegrating mechanism comprises crushing wheel, the circumference of crushing wheel is densely covered with Disintegrating knife, described bottom of shell is fixedly connected with rotator seat housing, rotator seat housing is built with rotator seat, main bearing seat is provided with in described rotator seat, described pulverizing main shaft two ends are supported on main bearing seat by bearing, be fixed on base below described rotator seat housing, driving wheel is provided with in described base, on driving wheel, V belt translation has follower, crushing wheel is installed on pulverizes main shaft top, follower is installed on pulverizes main shaft bottom, described driving wheel drives by pulverizing motor, crushing wheel bottom surface circumference is evenly provided with airblast blade, be positioned on casing outer wall bottom and have air distribution outlet, casing outer wall above air distribution outlet is provided with charging aperture, air distribution outlet and charging aperture are all communicated with breaks up chamber.

Air-flow is up bloated from Disintegrating knife both sides by airblast blade after bottom air distribution outlet enters, drive pulverized particles floats, particle is upwards drawn by the air-introduced machine above classification chamber, derived by spiral classification housing, grading wheel is then used to select pulverized particles, larger particle cannot pass grading wheel, thus can only toward tenesmus, continues to be sheared and to break up breaing up chamber.

Easily manufactured in order to make, can play again the same effect while of cost-effective, described classification housing is spiral type, and the end face of classification housing is plane, be positioned at the stiffening ring having above air-introduced machine and be arranged at classification housing end face inwall, described stiffening ring is surrounded on classification main shaft.Because traditional classification housing is middle for caving inward, the weight of supporting upper part is played by such structure, but this structure is too complicated in manufacture, therefore directly the end face of classification housing is designed to plane in the present invention, stiffening ring is added to improve the non-deformability of end face at end face inwall, thus reach the weight of supporting top classification motor, prevent from subsiding.

For effectively utilizing space, save cost, described airblast blade and crushing wheel bottom surface into a single integrated structure.

For making whole crushing process stablize, efficiency is high, and as preferably, the dead in line of described pulverizing main shaft and classification main shaft, namely the concentricity of two main shafts needs aligning.

Further, also comprise the screw(-type) feeder for feeding, the screw feed end of described screw(-type) feeder connects charging aperture.

In this programme, grading wheel and crushing wheel are not arranged on same main shaft, that is grading wheel is loaded on classification main shaft, crushing wheel is loaded on pulverizing main shaft, crushing wheel is driven by independent pulverizing motor, grading wheel is driven by independent classification motor, two motors separately control, avoid the problem that unit controls the adjustment of rotational speed difficulty brought, when the particle of crushing material finds comparatively greatly, illustrate that grading wheel rotating speed is slow, bulky grain is caused to pass grading wheel, as long as therefore accelerate the rotating speed of grading wheel, after rotating speed improves, bulky grain just cannot pass through grading wheel, can only fall to break up chamber continue pulverized by crushing wheel, until could grading wheel be passed after suitable size, twin shaft is utilized to control, respectively crushing material and particle are derived and control separately, by crushing process refinement more, improve quality and the efficiency of final pulverizing.

Because the granular size pulverized is different, conveniently the particle of crushing wheel bottom is upwards derived smoothly, described blade is that circumference slopes inwardly and gathers in described crushing wheel, when grading wheel High Rotation Speed, air-flow moves upward at a high speed below crushing wheel, blade being distributed as on crushing wheel gather shape also namely blade be become large gradually with the gap of breaing up cavity wall, so just facilitate the derivation of bottom particle, to prevent from being trapped in crushing wheel bottom, impact cleaning and next time pulverize.

The invention has the beneficial effects as follows, the present invention is by driving row into the derived score of particle after crushing material and pulverizing, two motors are utilized to drive, conventionally single motor drives the more power saving that can come than two driven by motor, but it is quite different in the present invention, what utilize two motors to bring is not only the effect of the rotating speed controlling respective axle respectively, also bring the reduction in energy consumption, because single motor is as the whole pulverizing of driving and the process of derivation, its energy consumption is huge, if particle is pulverized not good, only have and strengthen shearing force by improving rotating speed, this also means that the energy consumption of motor strengthens, if and adopt Two axle drive, then solve this problem cleverly, not only save energy consumption, have also obtained better crushing effect, on the other hand, versatility of the present invention is stronger, be applicable to the particle of various Particle size requirements, traditional beater can only be applied to a kind of particle of size usually, limitation is large, and the present invention is by after the control of employing twin shaft, and the particle for the different demand of client can regulate voluntarily, therefore only need an equipment, thus achieve a multi-purpose object of equipment.

Accompanying drawing explanation

Below in conjunction with drawings and Examples, the present invention is further described.

Fig. 1 is the structural representation of the beater of prior art;

Fig. 2 is the structural representation of Powder depolymerization beater of the present invention;

Fig. 3 is the top view of Powder depolymerization beater of the present invention;

Fig. 4 is the left view of Powder depolymerization beater of the present invention.

In figure: 1. base, 2. follower, 3. driving wheel, 4. pulverize motor, 5. rotator seat housing, 6. rotator seat, 7. main bearing seat, 8. pulverizes main shaft, 9. casing, 91. classification chambeies, 92. break up chamber, 10. crushing wheel, 11. Disintegrating knifes, 13. classification housings, 14. grading wheels, 15. classification main shafts, 16. classification motors, 17. screw(-type) feeders, 18. airblast blades, 19. classification blades, 20. air-introduced machines, 21. stiffening rings, 22. air distribution outlets, 23. charging apertures.

Detailed description of the invention

In conjunction with the accompanying drawings, the present invention is further detailed explanation.These accompanying drawings are the schematic diagram of simplification, only basic structure of the present invention are described in a schematic way, and therefore it only shows the formation relevant with the present invention.

Embodiment

As shown in Figure 2,3, 4, the present invention includes casing 9, casing 9 comprises the classification chamber 91 that from top to bottom distributes and breaks up chamber 92, break up in chamber 92 have using crushing material by pulverizing main shaft 8 as the disintegrating mechanism of pivot, classification chamber 91 have using pulverize after material discharge by the classification mechanism of classification main shaft 15 as pivot, disintegrating mechanism drives by pulverizing motor 4, and classification mechanism is driven by classification motor 16, wherein pulverizes the dead in line of main shaft 8 and classification main shaft 15.

Classification mechanism comprises classification housing 13 and is positioned at the grading wheel 14 in classification chamber 91, classification housing 13 and casing 9 top connect firmly, classification main shaft 15 by bearing block support in classification housing 13, grading wheel 14 is installed on classification main shaft 15 bottom, grading wheel 14 circumference is evenly provided with classification blade 19, the motor shaft of classification main shaft 15 top and classification motor 16 is connected firmly by shaft coupling, is positioned at the air-introduced machine 20 having above grading wheel 14 and be installed on classification main shaft 15.

Disintegrating mechanism comprises crushing wheel 10, the circumference of crushing wheel 10 is densely covered with Disintegrating knife 11, Disintegrating knife 11 top is that circumference slopes inwardly and gathers in crushing wheel 10, rotator seat housing 5 is fixedly connected with bottom casing 9, rotator seat housing 5 is built with rotator seat 6, main bearing seat 7 is provided with in rotator seat 6, pulverize main shaft 8 two ends and be supported on main bearing seat 7 by bearing, be fixed on base 1 below rotator seat housing 5, driving wheel 3 is provided with in base 1, on driving wheel 3, V belt translation has follower 2, crushing wheel 10 is installed on pulverizes main shaft 8 top, follower 2 is installed on pulverizes main shaft 8 bottom, driving wheel 3 is driven by pulverizing motor 4, crushing wheel 10 bottom surface has been wholely set airblast blade 18, be positioned on casing 9 outer wall bottom and have air distribution outlet 22, casing 9 outer wall above air distribution outlet 22 is provided with charging aperture 23, air distribution outlet 22 is all communicated with charging aperture 23 breaks up chamber 92.

Classification housing 13 is spiral type, and the end face of classification housing 13 is plane, and be positioned at the stiffening ring 21 having above air-introduced machine 20 and be arranged at classification housing 13 end face inwall, stiffening ring 21 is surrounded on classification main shaft 15.

In order to realize the feeding of material, also comprise the screw(-type) feeder 17 for feeding, the screw feed end of screw(-type) feeder 17 connects charging aperture 23.

The dead in line of main shaft 8 and classification main shaft 15 is pulverized, even if pulverizing main shaft 8 not exclusively overlaps with the axis of classification main shaft 15 can realize the present invention too in the present embodiment.

Concrete adjustment process of the present invention is as follows: when finding that particle is larger in crushing process, illustrate that grading wheel 14 rotating speed is slow, bulky grain is caused to pass grading wheel 14, as long as therefore accelerate the rotating speed of grading wheel 14, after rotating speed improves, bulky grain just cannot pass through grading wheel 14, can only fall to break up chamber 92 and continue to be pulverized by crushing wheel 10, until could pass grading wheel 14 after suitable size.

Principle of the present invention is: when breaing up 92 pairs, chamber material and pulverizing, its shearing force pulverized regulates voluntarily by pulverizing motor, thus breaing up in chamber 92 eddy current that can produce upwards, and the grading wheel 14 in classification chamber 91, air-introduced machine 20 can be used for mating the eddy current broken up chamber 92 and produce, can ensure that the particle requirement of different-grain diameter can be derived smoothly, also namely quality more easily ensures, due to the grading wheel 14 in classification chamber 91 having classification blade 19, classification chamber 91 is also break up further the particle risen, classification again simultaneously, larger particle is hit down and continues to pulverize to breaing up chamber 92, less qualified particle is then exported, the topmost particle that can be suitable for various material exactly of the present invention, not only be confined to single particle, the present invention is more comprehensive, cost is lower, achieve the pulverizing tackling various grain diameter, only need by the adjustment of the respective motor of twin shaft, there is breakthrough progress in this area.

The present embodiment has larger improvement in energy consumption, traditional beater is by a driven by motor, power is 110Kw, the ability of its material handling is 0.9t/h(granularity is 4000 orders), its motor working current is 160A, and the power of the pulverizing motor of beater of the present invention is 110Kw, and the power of classification motor is 45Kw, the ability of its material handling is 2t/h(granularity is 4000 orders), the overall work electric current of two motors is 170A.

With above-mentioned according to desirable embodiment of the present invention for enlightenment, by above-mentioned description, relevant staff in the scope not departing from this invention technological thought, can carry out various change and amendment completely.The technical scope of this invention is not limited to the content on description, must determine its technical scope according to right.

Claims

1. a Powder depolymerization beater, comprise casing (9), described casing (9) comprises the classification chamber (91) that from top to bottom distributes and breaks up chamber (92), described break up in chamber (92) have using crushing material by pulverizing main shaft (8) as the disintegrating mechanism of pivot, described classification chamber (91) have using pulverize after material discharge by the classification mechanism of classification main shaft (15) as pivot, described disintegrating mechanism drives by pulverizing motor (4), described classification mechanism is driven by classification motor (16), described disintegrating mechanism comprises crushing wheel (10), the circumference of crushing wheel (10) is densely covered with Disintegrating knife (11), described casing (9) bottom is fixedly connected with rotator seat housing (5), rotator seat housing (5) is built with rotator seat (6), main bearing seat (7) is provided with in described rotator seat (6), described pulverizing main shaft (8) two ends are supported on main bearing seat (7) by bearing, described rotator seat housing (5) below is fixed on base (1), driving wheel (3) is provided with in described base (1), the upper V belt translation of driving wheel (3) has follower (2), crushing wheel (10) is installed on pulverizes main shaft (8) top, follower (2) is installed on pulverizes main shaft (8) bottom, described driving wheel (3) is driven by pulverizing motor (4), crushing wheel (10) bottom surface circumference is evenly provided with airblast blade (18), be positioned on casing (9) outer wall bottom and have air distribution outlet (22), casing (9) outer wall of air distribution outlet (22) top is provided with charging aperture (23), air distribution outlet (22) is all communicated with charging aperture (23) breaks up chamber (92), it is characterized in that: described Disintegrating knife (11) top is that circumference slopes inwardly and gathers in described crushing wheel (10).

2. Powder depolymerization beater as claimed in claim 1, it is characterized in that: described classification mechanism comprises classification housing (13) and is positioned at the grading wheel (14) of classification chamber (91), described classification housing (13) and casing (9) top connect firmly, described classification main shaft (15) by bearing block support in classification housing (13), described grading wheel (14) is installed on classification main shaft (15) bottom, grading wheel (14) circumference is evenly provided with classification blade (19), the motor shaft of classification main shaft (15) top and classification motor (16) is connected firmly by shaft coupling, be positioned at grading wheel (14) top and there is the air-introduced machine (20) be installed on classification main shaft (15).

3. Powder depolymerization beater as claimed in claim 2, it is characterized in that: described classification housing (13) is spiral type, the end face of classification housing (13) is plane, be positioned at air-introduced machine (20) top and have the stiffening ring (21) being arranged at classification housing (13) end face inwall, described stiffening ring (21) is surrounded on classification main shaft (15).

4. Powder depolymerization beater as claimed in claim 1, is characterized in that: described airblast blade (18) is into a single integrated structure with crushing wheel (10) bottom surface.

5. Powder depolymerization beater as claimed in claim 1, is characterized in that: the dead in line of described pulverizing main shaft (8) and classification main shaft (15).

6. Powder depolymerization beater as claimed in claim 1, is characterized in that: also comprise the screw(-type) feeder (17) for feeding, and the screw feed end of described screw(-type) feeder (17) connects charging aperture (23).