CN203899566U - Rotary drum type granulator - Google Patents

Rotary drum type granulator Download PDF

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Publication number
CN203899566U
CN203899566U CN201420316762.8U CN201420316762U CN203899566U CN 203899566 U CN203899566 U CN 203899566U CN 201420316762 U CN201420316762 U CN 201420316762U CN 203899566 U CN203899566 U CN 203899566U
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main shaft
turning barrel
rotor
assembly
rotary drum
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CN201420316762.8U
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刘春�
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Abstract

The utility model discloses a rotary drum type granulator which is characterized by comprising a stander, a rotary drum, a drum cover and a screen plate, wherein the rotary drum is connected with the stander through a hollow main shaft assembly, and the lower end of the main shaft assembly is communicated with an air supply mechanism; the drum cover is connected with the stander through a vertical lifting assembly, and is provided with a feeding funnel, a dust remover, a material distributor, a scraping knife assembly and a plurality of groups of rotary knife assemblies; the rotation center of the scraping knife assembly is positioned on the midpoint of the radius of the rotary drum, and the rotation centers of the rotary knife assemblies deviate from the axial line of the rotary drum and keep different distances with the axial line of the rotary drum. The rotary drum type granulator disclosed by the utility model has the beneficial effects of compactness and reasonability in structure, high output, low energy consumption, less dust and multiple functions. According to the rotary drum type granulator, the scraping knife assembly and the rotary knife assemblies crush large granules generated in a granulating process in time, so that the adhesion and caking of materials on various surfaces are effectively prevented; the prepared granules are spherical or nearly spherical, thus having good flowability; the finished products include a few of large granules and less fine powder, thus having high finished product ratio.

Description

Revolving-drum granulator
Technical field
The utility model relates to a kind of granulator, is specifically related to a kind of Revolving-drum granulator, belongs to facility for granulating technical field.
Background technology
In pharmacy and chemical field, pelletize drying equipment is widely used.What use was the most general at present is exactly high-speed mixing granulating machine and spray granulator.
High-speed mixing granulating machine utilizes blade High Rotation Speed, by solid, liquid state mixing of materials or make softwood or wet granular etc.In long-term use procedure, some shortcomings of high-speed mixing granulating machine are also found by people, are mainly reflected in: high-speed mixing granulating machine can only carry out mixing granulation, can not realize dry; The particle fine powder amount of making is high, often needs to carry out extrusion molding again through extruded type granulation (as oscillating granulator), causes the waste of manpower and materials; When liquid material in granular recipe (as Chinese medical concrete) is more, solidliquid mixture is too rare too sticky, cannot be shaped, and system does not become particle.
Spray granulator, claims again one-step-granulating method, and it, is dried mushy stage mixing of materials by the mode of spraying and seething with excitement simultaneously.The major defect of its existence is: equipment volume is large, and energy consumption is large, complex structure, energy consumption and to manufacture cost large.
Chinese patent CN2574770Y discloses a kind of rotating disc type granulator, and its design feature is as follows:
1, rotating disk rotates in mixing granulation chamber bottom, and bottom and middle material be with dial rotation, however material around owing to being subject to the resistance of barrel wall, so rotating speed can obviously reduce, mixed effect is bad; In addition, can form the shear surface of a different rotating speeds storeroom between rotating part and nonrotational part, material can form local rolling in this shear surface, forms bulk.
2, for guaranteeing dial rotation, rotating disk must and the inwall of chamber between keep gap.Yet a lot of problems can be brought in this gap, as leaked the serious problems such as material, friction, metal fillings.
3, in pelletization, dry wet stock has certain viscosity after mixing, and material easily sticky wall, especially tcm product is granulated, and sticky wall problem is extremely outstanding.On the rotating disk of rotating disk granulator and cavity, self cannot clear up during adhered materials, these materials can be more sticky thicker, until cannot normally work.
Chinese patent CN102974270A, CN103191675A disclose respectively a kind of mixing granulation dry integrated machine, energy-saving one-step-granulating method, on these two kinds of equipment, all have rotating barrel device, and design feature is similar, as follows:
1, the turning barrel of equipment is single layer structure, and drying materials hot blast used flows downward from above, surface that like this can only dried material, and efficiency is lower, and hot blast air-supply simultaneously forms partial short-circuit with air draft meeting, and part hot blast is directly extracted out, affects the thermal efficiency.
2, turning barrel and inner other structure (as guide rail) all cannot automatically be removed and stick to lip-deep material, can cause material more sticky thicker, finally cannot work.
3, liquid material (adhesive) directly injects granulation cavity, and when using compared with slime body (as Chinese medical concrete) as adhesive, these viscous liquids can, fast by powder wrapped is agglomerating, be formed bulky grain around under capillary effect.
In addition, because mixing granulation dry integrated machine does not have bulky grain (caking) breaker, while there is bulky grain and caking, cannot process, affect the normal use of equipment.
Utility model content
For solving the deficiencies in the prior art, the purpose of this utility model is to provide a kind of Revolving-drum granulator, and the particle that this granulator is made is spherical or subsphaeroidal, good fluidity, and in manufactured goods, bulky grain and fine powder are few, and finished granule rate is high.
In order to realize above-mentioned target, the utility model adopts following technical scheme:
A Revolving-drum granulator, is characterized in that, comprising: frame, turning barrel, bung and sieve plate,
Aforementioned sieve plate is divided into upper and lower two cavitys by turning barrel;
The bottom of aforementioned turning barrel is connected with aforementioned frame by the main shaft assembly of hollow, aforementioned main shaft assembly drives turning barrel self the axis of bucket that rotates to rotate in the horizontal direction under the driving of turning barrel motor and decelerator, the lower end of aforementioned main shaft assembly is communicated with wind pushing mechanism, and the wind that aforementioned wind pushing mechanism blows is successively through the lower chamber of main shaft assembly, turning barrel, the upper cavity that sieve plate blows to turning barrel;
Aforementioned bung is arranged on the top of turning barrel and is connected with aforementioned frame by vertical lifting assembly, on aforementioned bung, be also provided with elevating hopper, deduster, distributing device, doctor assemblies and some groups of rotor assemblies, the pivot of doctor assemblies is positioned at the midpoint of the radius of turning barrel, elevating hopper is on line the shortest between doctor assemblies and turning barrel, and the pivot of aforementioned some groups of rotor assemblies all departs from the axis of turning barrel and keeps different distance from the axis of turning barrel;
Aforementioned doctor assemblies comprises: scraper main shaft, the scraper motor that drives aforementioned scraper main shaft to rotate, be arranged on respectively scraper support and the center stirring blade of the top and bottom of aforementioned scraper main shaft, on aforementioned scraper support, be provided with vertically and scrape bed plate, the aforementioned diameter of scraping bed plate rotational trajectory equals the radius of turning barrel;
Aforementioned rotor assembly comprises: rotor main shaft, and the rotor motor that drives aforementioned rotor main shaft to rotate, and be arranged on the rotor on aforementioned rotor main shaft.
Aforesaid Revolving-drum granulator; it is characterized in that; aforementioned main shaft assembly comprises: the main shaft being communicated with the lower chamber of aforementioned turning barrel; be enclosed within the epimere of aforementioned main shaft and the bearing being fixedly connected with frame; and being enclosed within the hypomere of aforementioned main shaft and the turning barrel spindle pulley coordinating with turning barrel motor and decelerator, the lower end of aforementioned main shaft is connected with wind pushing mechanism by mechanical seal.
Aforesaid Revolving-drum granulator; it is characterized in that; aforementioned wind pushing mechanism comprises: breeze fan, be arranged on successively air humidifier and the air cleaner of aforementioned breeze fan air outlet, and aforementioned air cleaner is communicated with the mechanical seal of aforementioned main shaft assembly by ajutage.
Aforesaid Revolving-drum granulator; it is characterized in that; aforementioned distributing device comprises: guide cylinder; be arranged in the cloth tray of aforementioned guide cylinder lower end and coil; be arranged in aforementioned cloth tray dish below and with cloth tray on dish leave the cloth tray lower wall of slit; stretch into conveying pipeline and distributing device main shaft in aforementioned guide cylinder, and the cloth motor that drives aforementioned distributing device main shaft to rotate.
Aforesaid Revolving-drum granulator, it is characterized in that, aforementioned vertical lifting assembly comprises: is fixed on the lifting sliding rail vertically extending of aforementioned frame inner side, slides with aforementioned lifting sliding rail the slide block that accessory connects, and the bung support being fixedly connected with aforementioned slide block; Aforementioned bung support is fixedly connected with bung.
Aforesaid Revolving-drum granulator, is characterized in that, aforementioned sieve plate is comprised of screen cloth, upper strata orifice plate and lower floor's orifice plate, and in the middle of screen cloth is positioned at, upper strata orifice plate and lower floor's orifice plate lay respectively at the upper and lower both sides of screen cloth.
Usefulness of the present utility model is: compact equipment is reasonable, volume is little, output is large, energy consumption is low, dust is few, to mix, the several functions set such as softwood processed, granulation, pulverizing, dry, one-step palletizing, secondary granulation is in one, not only reduce the pollution risk of material transfer, and saved human and material resources, factory building space, energy resource consumption; In the process of granulating, the bulky grain producing in the timely broken pelletization of doctor assemblies and rotor assembly, effectively avoids material at adhesion and the caking on all kinds of surfaces, the particle of making is spherical or subsphaeroidal, good fluidity, in manufactured goods, bulky grain and fine powder are few, and finished granule rate is high.
Accompanying drawing explanation
Fig. 1 is the profile of a specific embodiment of Revolving-drum granulator of the present utility model;
Fig. 2 is the schematic layout pattern of each station in the turning barrel in Fig. 1;
Fig. 3 is the structure elevation of the doctor assemblies in Fig. 1;
Fig. 4 is the top view of the doctor assemblies in Fig. 3;
Fig. 5 is the working trajectory figure of the doctor assemblies in Fig. 4;
Fig. 6 is the elevation of the structure of the rotor assembly in Fig. 1;
Fig. 7 is the structure elevation of the main shaft assembly in Fig. 1;
Fig. 8 is the structure elevation of the distributing device in Fig. 1;
Fig. 9 is the top view of the distributing device in Fig. 8;
Figure 10 is the structure elevation of the sieve plate in Fig. 1.
The implication of Reference numeral in figure: 1-bung, 2-bung support, 3-lifting sliding rail, 4-frame, 5-turning barrel, 6-slide block, 7-the first rotor assembly, 701-rotor main shaft, 702-rotor motor, 703-rotor, 8-the second rotor assembly, 9-distributing device, 901-guide cylinder, in 902-cloth tray, coil, 903-cloth tray lower wall, 904-conveying pipeline, 905-distributing device main shaft, 906-cloth motor, 10-sieve plate, 101-upper strata orifice plate, 102-screen cloth, 103-lower floor orifice plate, 11-main shaft assembly, 111-main shaft, 112-bearing, 113-turning barrel spindle pulley, 12-belt, 13-turning barrel motor pulley, 14-turning barrel motor and decelerator, 15-mechanical seal, 16-ajutage, 17-deduster, 18-exhaust fan, 19-elevating hopper, 20-doctor assemblies, 201-scraper main shaft, 202-scraper motor, 203-scraper support, 204-center stirring blade, 205-scrapes bed plate, 21-air cleaner, 22-air humidifier, 23-breeze fan, dotted line circle is the track that the outer rim of cutter is streaked.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is done to concrete introduction.
See figures.1.and.2, Revolving-drum granulator of the present utility model comprises: frame 4, turning barrel 5, bung 1 and sieve plate 10, and wherein, sieve plate 10 is divided into upper and lower two cavitys by turning barrel 5, and lower chamber is empty, and upper cavity is the working cavity of turning barrel 5, the bottom of turning barrel 5 is connected with frame 4 by the main shaft assembly 11 of hollow, main shaft assembly 11 drives turning barrel 5 bucket 5 self the axis that rotate to rotate in the horizontal direction under the driving of turning barrel motor and decelerator 14, the lower end of main shaft assembly 11 is also communicated with wind pushing mechanism, the wind that this wind pushing mechanism blows, successively through the lower chamber of main shaft assembly 11, turning barrel 5, the upper cavity that sieve plate 10 blows to turning barrel 5, blows to the working cavity of turning barrel 5, bung 1 is arranged on the top of turning barrel 5 and is connected with frame 4 by vertical lifting assembly, on bung 1, be also provided with elevating hopper 19, deduster 17, distributing device 9, doctor assemblies 20 and some groups of rotor assemblies, deduster 17 is connected with exhaust fan 18, what provide in the embodiment shown in fig. 1 is two groups of rotor assemblies, i.e. the first rotor assembly 7 and the second rotor assembly 8, after the structure of rotor assembly, narrate, the pivot of doctor assemblies 20 is positioned at the midpoint of the radius of turning barrel 5, elevating hopper 19 is on line the shortest between doctor assemblies 20 and turning barrel 5, the pivot of the first rotor assembly 7 and the second rotor assembly 8 all departs from the axis of turning barrel 5 and keeps different distance from the axis of turning barrel 5.
Introduce respectively doctor assemblies 20 and rotor assembly below.
With reference to Fig. 3 and Fig. 4, doctor assemblies 20 comprises: scraper main shaft 201, the scraper motor 202 that drives scraper main shaft 201 to rotate, be arranged on the scraper support 203 of the upper end of scraper main shaft 201, be arranged on the center stirring blade 204 of the lower end of scraper main shaft 201, on scraper support 203, be provided with vertically and scrape bed plate 205, the lower end of scraping bed plate 205 is dirt end and approaches as far as possible sieve plate 10, its outer rim is pressed close to the inwall of turning barrel 5 as far as possible simultaneously, the rotational trajectory of scraping thus bed plate 205 just approaches center and the inwall of turning barrel 5, scrape the rotational trajectory of bed plate 205 and see Fig. 5, the diameter of this rotational trajectory equals the radius of turning barrel 5, thereby all sites that has guaranteed to scrape 205 pairs of sieve plates 10 of bed plate is realized scraper cleaning, do not stay dead angle.
With reference to Fig. 6, the first rotor assembly 7 comprises: rotor main shaft 701, the rotor motor 702 that drives rotor main shaft 701 to rotate, and be arranged on the rotor 703 on rotor main shaft 701, rotor 703 is fixed on positions different on rotor main shaft 701, outer rim with shaft or the tablet of dirt end side by side for many groups, rotor 703 is pressed close to turning barrel 5 inwalls as far as possible, thereby is convenient to scrape the material that barrel wall adheres to.
The structure of the structure of the second rotor assembly 8 and the first rotor assembly 7 is basically identical, and just the arrangement of rotor is different, does not repeat them here.
As a kind of preferred scheme, with reference to Fig. 7, main shaft assembly 11 is hollow structure, for the wind that wind pushing mechanism is blown, be sent to the working chamber of turning barrel 5, concrete, main shaft assembly 11 comprises: main shaft 111, bearing 112 and turning barrel spindle pulley 113, main shaft 111 is communicated with the lower chamber of turning barrel 5, bearing 112 is enclosed within the epimere of main shaft 111 and is fixedly connected with frame 4, turning barrel spindle pulley 113 is enclosed within the hypomere of main shaft 111 and coordinates with turning barrel motor and decelerator 14, turning barrel spindle pulley 113 passes through belt 12 transmissions with the turning barrel motor pulley 13 on turning barrel motor and decelerator 14, the lower end of main shaft 111 is connected with wind pushing mechanism by mechanical seal 15.
More preferably, with reference to Fig. 1, wind pushing mechanism comprises: breeze fan 23, be arranged on successively air humidifier 22 and the air cleaner 21 of breeze fan 23 air outlets, and air cleaner 21 is communicated with the mechanical seal 15 of main shaft assembly 11 by ajutage 16.
As a kind of preferred scheme, with reference to Fig. 8 and Fig. 9, distributing device 9 comprises: guide cylinder 901, in cloth tray, coil 902, cloth tray lower wall 903, conveying pipeline 904, distributing device main shaft 905 and cloth motor 906, in cloth tray, coil 902 lower ends that are arranged on guide cylinder 901, cloth tray lower wall 903 be arranged in cloth tray, coil 902 below and with cloth tray on coil 902 and leave slit (being less than 2mm) so that material can flow out from guide cylinder 901, conveying pipeline 904 and distributing device main shaft 905 all stretch in guide cylinder 901, thereby being connected with distributing device main shaft 905, cloth motor 906 can drive 905 rotations of distributing device main shaft, guide cylinder 901, in cloth tray, coil 902 and cloth tray lower wall 903 with the rotation of distributing device main shaft 905, synchronously rotate.
As a kind of preferred scheme, with reference to Fig. 1, vertical lifting assembly comprises: lifting sliding rail 3, slide block 6 and bung support 2, lifting sliding rail 3 is fixed on the inner side of frame 4 and vertically extends, slide block 6 connects with the sliding accessory of lifting sliding rail 3, and bung support 2 is fixedly connected with slide block 6, and bung 1 is fixedly mounted on bung support 2, slide block 6 can drive bung 1 to slide up and down when lifting sliding rail 3 slides up and down, thereby has realized the switching to turning barrel 5.
As a kind of preferred scheme, with reference to Figure 10, sieve plate 10 is comprised of screen cloth 102, upper strata orifice plate 101He lower floor orifice plate 103, and in the middle of screen cloth 102 is positioned at, upper strata orifice plate 101He lower floor orifice plate 103 lays respectively at the upper and lower both sides of screen cloth 102.
Revolving-drum granulator of the present utility model, its course of work is as follows:
1, solid material is added by elevating hopper 19 in the working chamber of turning barrel 5 and (also can rise bung 1, material is directly added in the working chamber of turning barrel 5), open turning barrel motor and decelerator 14, doctor assemblies 20, the first rotor assembly 7, the second rotor assembly 8 and distributing device 9, make whole granulator in rotary state;
2, open exhaust fan 18, liquid material (as adhesive) is sent in leading bucket by the conveying pipeline of distributing device 9, liquid material is thrown out of and enters in the working chamber of turning barrel 5 in the slit between cloth tray dish and cloth tray lower wall under the effect of gravity and rotary centrifugal force, and liquid material mixes with solid material around rapidly;
3, in the process of mixing granulation, the tip of scraping bed plate 205 in doctor assemblies 20 can sweep the material that adheres to working chamber bottom, the tip of the rotor 703 of the first rotor assembly 7 will adhere to material on turning barrel 5 inwalls and sweep, and the second rotor assembly 8 and doctor assemblies 20 center stirring blade 204 play the effect of mixed material jointly;
4,, after liquid material adds, mixed material forms gradually uniform granule under the acting in conjunction of each station;
5, open breeze fan 23, air humidifier 22, hot blast enters the cavity of resorption of turning barrel 5 by ajutage 16, main shaft assembly 11, by sieve plate 10, enter again the working chamber of turning barrel 5, material is carried out to heat drying, can be made into dry particle, as more in liquid material, can feed in raw material on oven dry limit, limit, until liquid material adds; As more in bulky grain in particle, can improve the rotating speed of the second rotor assembly 8, bulky grain is carried out to fragmentation; As amount of binder in product prescription is less or viscosity is lower, formed particle is comparatively crisp, and in dry run, particle is vulnerable to destroy, and can take the mode of intermittent rotary, reduces the mechanical collision of 5 pairs of particles of turning barrel in dry run;
6, the particle of making is after whole grain sieves, and isolated bulky grain and fine powder can rejoin in the working chamber of turning barrel 5, utilize the high speed pulverization of the second rotor assembly 8, and bulky grain is broken, then adds appropriate adhesive to carry out secondary granulation.
As can be seen here, Revolving-drum granulator of the present utility model has following feature:
1, turning barrel 5 is double-deck chamber structure, has the following advantages: (1) turning barrel 5 drives material unitary rotation, can avoid slit source material, friction that rotating disk the brings problems such as metal fillings, material caking that come off.(2) in the middle of, with sieve plate 10 structures, can, so that dry-heat air is dried material by intergranular gap from below to up, greatly improve drying efficiency.(3) main shaft assembly 11 of hollow and mechanical seal 15, both guaranteed that turning barrel 5 can freely rotate, and the pipeline that makes again to blow is to out-of-bounds keeping airtight.
2, the design of doctor assemblies 20, has guaranteed that the material that sticks to working chamber bottom can be scraped in time, and the material self adhering to can naturally come off with other material phase mutual friction again simultaneously in the process of rotation.Doctor assemblies 20 scrape bed plate 205 with tip, can effectively reduce the resistance of scraper, improve scraper effect.In doctor assemblies 20 rotation processes, turning barrel 5 rotates simultaneously, scrapes bed plate 205 and can realize scraper cleaning (as Fig. 5) to all sites of sieve plate 10, does not stay dead angle.Doctor assemblies 20 center stirring blade 204 can play batch mixing effect, simultaneously can avoid scraping bed plate 205 by partial material " circle " in part, cannot mix with integral body.Doctor assemblies 20 can be one group, also can be many groups, as adopts many groups, can suitably reduce radius, but to guarantee all rotors to the cleaning effect of bottom without dead angle.
3, the effect of the second rotor assembly 8 rises and mixes and fragmentation, can control the size of particle by adjusting rotating speed.
4, the Main Function of the first rotor assembly 7 is to scrape the material that barrel wall adheres to, and has certain immixture simultaneously.By dentation scraper, bucket wall is cleared up to scraper, can effectively reduce scraper resistance, also can reduce self adhesion to material simultaneously.
5, the effect of distributing device 9 is that liquid material or adhesive are added in solid material.Facts have proved, if adhesive is directly injected to solid material, adhesive can be combined with solid material rapidly and be formed the larger bulky grain of water capacity under capillary effect, has a strong impact on and granulates and drying effect.If by the mode of the atomization adhesive of annotating, have the problem of two aspects: the one, high viscosity liquid material (as more than 1.25 Chinese medical concrete of proportion) is difficult to atomization, the 2nd, both allowed to atomization, the lower adhesive of spray also can be at solid material surface shape face liquid film, and then contraction is formed into bulky grain rapidly.The distributing device 9 that the utility model is designed, adhesive is passed through to High Rotation Speed, from cloth tray slit with film-form or vaporific throwing away, and distributing device 9 slits are embedded in material, like this, the material throwing away has little time to shrink and agglomeratingly can mix with solid material around rapidly, forms the very solidliquid mixture of homogeneous, has greatly improved mixed effect.
6, the three-decker of sieve plate 10 design, has gathered the rigidity of orifice plate and the small-bore advantage of screen cloth.As independent use screen cloth, himself is softer, is difficult to keep integral rigidity and flatness, easily causes damage simultaneously when scraper; Use separately orifice plate, cannot make less aperture again.Both combinations, have guaranteed flatness and ventilation effect, can not leak powder to turning barrel 5 cavity of resorptions simultaneously.
7, utilize said structure, the common rotation of turning barrel 5, doctor assemblies 20, rotor assembly, distributing device 9, makes material tumble mixed in turning barrel 5 working chambers.Thereby traditional fluidized drying is the hot blast by Wind Volume, make material realize and mixing and functions/drying in a kind of suspend fluidized state, therefore have the problem that hot blast air quantity is large, energy consumption is large, dust is large, equipment volume is large.The utility model equipment is in dry run, and breeze fan 23 hot blast that send passes through gap between particle packing thing and upwards flows, and material does not need suspend fluidized, the state in a kind of " micro-boiling " on surface only, thereby air quantity is little, energy consumption is low, dust is little.In addition, do not need the auxiliary process media such as Boiler Steam, compressed air; Meanwhile, turning barrel 5 structures of rotation, make vacuum discharging become possibility.
The performance of Revolving-drum granulator of the present utility model and one-step-granulating method is contrasted, and that compares the results are shown in Table 1.
Table 1 performance comparison table (100kg of take is example in batches)
The energy consumption parameter of Revolving-drum granulator of the present utility model and one-step-granulating method is contrasted, and that compares the results are shown in Table 2.
Table 2 energy consumption parameter comparison table (100kg of take is example in batches)
Power consumption unit One-step-granulating method Turning barrel granulator
Power of fan 28kw 3kw
Heating power 250kw (Boiler Steam) 15kw (not needing Boiler Steam)
Add adhesive power 5kw (compressed air) 1kw (not needing compressed air)
Other power of motor ? 10kw (turning barrel rotor etc.)
Add up to 283kw 28kw
As can be seen here, the performance of its each side of Revolving-drum granulator of the present utility model is all better than one-step-granulating method, has outstanding substantive distinguishing features and significant progressive.
It should be noted that, above-described embodiment does not limit the utility model in any form, and all employings are equal to replaces or technical scheme that the mode of equivalent transformation obtains, all drops in protection domain of the present utility model.

Claims (6)

1. Revolving-drum granulator, is characterized in that, comprising: frame (4), turning barrel (5), bung (1) and sieve plate (10),
Described sieve plate (10) is divided into upper and lower two cavitys by turning barrel (5);
The bottom of described turning barrel (5) is connected with described frame (4) by the main shaft assembly (11) of hollow, described main shaft assembly (11) drives turning barrel (5) self the axis of bucket (5) that rotates to rotate in the horizontal direction under the driving of turning barrel motor and decelerator (14), the lower end of described main shaft assembly (11) is communicated with wind pushing mechanism, and the wind that described wind pushing mechanism blows is successively through the lower chamber of main shaft assembly (11), turning barrel (5), the upper cavity that sieve plate (10) blows to turning barrel (5);
Described bung (1) is arranged on the top of turning barrel (5) and is connected with described frame (4) by vertical lifting assembly, on described bung (1), be also provided with elevating hopper (19), deduster (17), distributing device (9), doctor assemblies (20) and some groups of rotor assemblies (7,8), the pivot of doctor assemblies (20) is positioned at the midpoint of the radius of turning barrel (5), elevating hopper (19) is positioned on line the shortest between doctor assemblies (20) and turning barrel (5), described some groups of rotor assemblies (7,8) pivot all departs from the axis of turning barrel (5) and keeps different distance from the axis of turning barrel (5),
Described doctor assemblies (20) comprising: scraper main shaft (201), the scraper motor (202) that drives described scraper main shaft (201) to rotate, be arranged on respectively scraper support (203) and the center stirring blade (204) of the top and bottom of described scraper main shaft (201), on described scraper support (203), be provided with vertically and scrape bed plate (205), described in scrape bed plate (205) rotational trajectory diameter equal the radius of turning barrel (5);
Described rotor assembly (7,8) comprising: rotor main shaft (701), and the rotor motor (702) that drives described rotor main shaft (701) to rotate, and be arranged on the rotor (703) on described rotor main shaft (701).
2. Revolving-drum granulator according to claim 1; it is characterized in that; described main shaft assembly (11) comprising: the main shaft (111) being communicated with the lower chamber of described turning barrel (5); be enclosed within the epimere of described main shaft (111) and the bearing (112) being fixedly connected with frame (4); and being enclosed within the hypomere of described main shaft (111) and the turning barrel spindle pulley (113) coordinating with turning barrel motor and decelerator (14), the lower end of described main shaft (111) is connected with wind pushing mechanism by mechanical seal (15).
3. Revolving-drum granulator according to claim 2; it is characterized in that; described wind pushing mechanism comprises: breeze fan (23); be arranged on successively air humidifier (22) and the air cleaner (21) of described breeze fan (23) air outlet, described air cleaner (21) is communicated with the mechanical seal (15) of described main shaft assembly (11) by ajutage (16).
4. Revolving-drum granulator according to claim 1; it is characterized in that; described distributing device (9) comprising: guide cylinder (901); be arranged on dish (902) in the cloth tray of described guide cylinder (901) lower end; be arranged in described cloth tray dish (902) below and with cloth tray on dish (902) leave the cloth tray lower wall (903) of slit; stretch into conveying pipeline (904) and distributing device main shaft (905) in described guide cylinder (901), and the cloth motor (906) that drives described distributing device main shaft (905) to rotate.
5. Revolving-drum granulator according to claim 1, it is characterized in that, described vertical lifting assembly comprises: the lifting sliding rail (3) vertically extending that is fixed on described frame (4) inner side, slide with described lifting sliding rail (3) slide block (6) that accessory connects, and the bung support (2) being fixedly connected with described slide block (6); Described bung support (2) is fixedly connected with bung (1).
6. Revolving-drum granulator according to claim 1; it is characterized in that; described sieve plate (10) is comprised of screen cloth (102), upper strata orifice plate (101) and lower floor's orifice plate (103); in the middle of screen cloth (102) is positioned at, upper strata orifice plate (101) and lower floor's orifice plate (103) lay respectively at the upper and lower both sides of screen cloth (102).
CN201420316762.8U 2014-06-13 2014-06-13 Rotary drum type granulator Withdrawn - After Issue CN203899566U (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104001450A (en) * 2014-06-13 2014-08-27 刘春� Rotating bucket type granulator
CN110882657A (en) * 2019-11-29 2020-03-17 景德镇陶瓷大学 Spiral type silicon nitride powder dry-wet granulation intelligent device with concave-convex elliptic cylinder combined structure
CN113713713A (en) * 2021-09-09 2021-11-30 内蒙古自治区农牧业科学院 Granulating device and granulating method for rumen-bypass tryptophan granulating and coating

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104001450A (en) * 2014-06-13 2014-08-27 刘春� Rotating bucket type granulator
CN110882657A (en) * 2019-11-29 2020-03-17 景德镇陶瓷大学 Spiral type silicon nitride powder dry-wet granulation intelligent device with concave-convex elliptic cylinder combined structure
CN113713713A (en) * 2021-09-09 2021-11-30 内蒙古自治区农牧业科学院 Granulating device and granulating method for rumen-bypass tryptophan granulating and coating

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