CN103272671A

CN103272671A - Sugarcane top crusher

Info

Publication number: CN103272671A
Application number: CN2013101639785A
Authority: CN
Inventors: 丘栗帆; 丘柳华; 高文
Original assignee: LIUZHOU TIANMIMI RENEWABLE ENERGY Co Ltd; Xiangzhou Xinliu Regeneration Energy Science & Technology Co Ltd
Current assignee: LIUZHOU TIANMIMI RENEWABLE ENERGY Co Ltd; Xiangzhou Xinliu Regeneration Energy Science & Technology Co Ltd
Priority date: 2013-05-07
Filing date: 2013-05-07
Publication date: 2013-09-04

Abstract

The invention provides a sugarcane top crusher, comprising a base, a motor, a transmission belt and the like, wherein rotary crushing cutters are evenly distributed on a rotating spindle; holes are evenly arranged at the periphery of each rotary crushing cutter, so that a rotary cutter shaft passes; two T-shaped rotational cutting tools are arranged inside a gap formed by two rotational cutting tools; and choke strips are evenly arranged on a screen. The rolled sugarcane top is directly crushed by using efficient T-shaped rotational cutting tools; meanwhile, a micro-resistance type circulating screen generates local choke and flow effects under the effect of the structure with the choke strips, so that the problem that the traditional crusher cannot continuously and efficiently crush a lot of sugarcane tops is solved; and the sugarcane top crusher has the advantages of simple structure, high crushing speed, good crushing quality and low energy consumption.

Description

The sugarcane top disintegrating machine

Technical field

The present invention relates to a kind of grinding and processing raw material equipment, particularly be applied to the broken process equipment of biomass granule fuel of sugarcane top or mulberry tree branch.

Background technology

Sugarcane top is a kind of reproducible biomass energy, along with the shortage of fossil energy is exhausted, adopt reproducible biomass energy sources for generating electricity to cause in the industry common concern, China is large agricultural country, and particularly very big of the annual production of southern sugarcane acts as a fuel with sugarcane top, with low cost, cleanliness without any pollution, the fuel value height of sugarcane top is a kind of desirable biomass energy simultaneously.Adopt living beings to generate electricity the raw material fragmentation as the important procedure of its pre-treatment, the granularity after the fragmentation has material impact to subsequent handling.The breaker that following several types is arranged in the prior art.

1. the contact area when the bar shaped rotary cutter of rotation multi roll disintegrating machine (Granted publication number be CN202172619U, CN2894240Y) cuts material is little, rotary inertia during rotation is little, the bulk foreign matter in the sugarcane top is infiltrated in fragmentation as the sugarcane head moment strength is little, do not reach once or few number of times just can be finished fragmentation, and want the repeated multiple times fragmentation just can finish, the cutting crushing efficiency is obviously low.

2. the disintegrating machine of the outstanding cutter type of single roller or multiple roll (Granted publication number be CN20235415U, CN2643637Y, CN202095311U, CN2870437Y), outstanding cutter adopts the form of Household kitch knife, reaping hook, the cutting edge of deleting cutter or saw blade cutting edge, though the knife edge very sharp the operation starting stage can be very fast the broken task of raw material of finishing, but when causing big block foreign material to introduce along with the increase of the initial bulk of raw material and extensive style filler, very easily cause the damage of blade, cause the reduction of whole work efficiency.

3. vertical straw crusher (Granted publication number be CN202206758U), adopt crumbling method from top to down, raw material is dropped into by the top charging aperture, get rid of through after the blade fragmentation of vertical distribution, though inwall is provided with tooth plate in the pulverizing storehouse, but there is not the choked flow bar to make that broken material can be along the drive of rotary cutter and clog-freely fail in time to be cut off with the circulation moving on the tooth plate, the time lengthening that is cut, stock-removing efficiency reduces; And vertical structure is when infiltrating the chopping of the bulk foreign matter in the sugarcane top like this in the face of the sugarcane head; though hammer leaf protection in top is arranged but its protection effect is limited, if the bulk foreign matter fails then can have a strong impact on the broken efficient of cutting and broken mass effect in the top fragmentation.

In sum, the existing disintegrating machine equipment of existing market, crushing effect is limited to be broken energy transmission capacity deficiency, knife edge structure is is very easily worn and torn, and single-revolution rotates problems such as crushing efficiency is not high, the fragmentation that it just is applicable to stalk and peanut shell etc. is not suitable for the southern area sugarcane top as the pulverizing requirement of biomass grain forming fuel feedstocks, therefore prepares a kind of equipment that satisfies the broken requirement of sugarcane top grain forming biomass fuel and is necessary.

Summary of the invention

The invention provides a kind of speed height simple in structure, broken, fragmentation quality is reliable and capacity usage ratio is high sugarcane top disintegrating machine, solve present disintegrating machine equipment and can't adapt to the broken problems of a large amount of sugarcane top continuous high-efficients.

Technical scheme of the present invention is: the sugarcane top disintegrating machine comprises pedestal, motor, driving belt, belt pulley, draught fan impeller, bearing spider, bearing, bearing connects rotary main shaft, the body periphery is by warehouse, screen cloth stiffener and screen cloth constitute, wherein the top of warehouse is for pulverizing the storehouse, the bottom is collecting bin, charging aperture and discharging opening are respectively in upper right side and the lower left of warehouse, be evenly distributed with nine broken cutterheads of rotation on the rotary main shaft, each rotates broken cutterhead periphery, and to be provided with eight diameters uniformly be that 20 millimeters hole is passed in order to revolve cutter shaft, in the space that between per two broken cutterheads of rotation, forms two T type rotary cutters are arranged, T type rotary cutter is installed in by long spacer and two short spacers and revolves on the cutter shaft, is provided with the choked flow bar on screen cloth uniformly.T type rotary cutter is that two block plates vertically are welded, and its overall length is 200 ~ 220 millimeters, and width is 40 ~ 55 millimeters, and monolithic steel plate thickness is 5 ~ 10 millimeters.The choked flow bar is column type, and its diameter is 10 ~ 20 millimeters, and two choked flow bars and pivot angle α are 15 ~ 30 degree.

Sugarcane top disintegrating machine of the present invention is transformed traditional disintegrating machine, using efficiently, T type rotary cutter carries out direct fragmentation to the sugarcane top that is involved in, designing little resistance type circulation screen cloth simultaneously produces local resistance and streams effect having under the choked flow bar structure function, with the traditional tape shape rotary cutter with constant power, do not compare with traditional disintegrating machine of the circulation screen cloth of choked flow structure, sugarcane top disintegrating machine of the present invention improve greatly sugarcane top crushing efficiency and and promoted crushing effect, energy consumption has also obtained reduction simultaneously.

Description of drawings

Fig. 1 is agent structure schematic diagram of the present invention.

Fig. 2 is cutaway view of the present invention.

Wherein: the 1-pedestal; The 2-discharging opening; The 3-warehouse; 4-screen cloth stiffener; The 5-screen cloth; 6-choked flow bar; 7-T type rotary cutter; The 8-charging aperture; The 9-driving belt; The 10-motor; The 11-collecting bin; The 12-bearing; 13-rotates broken cutterhead; 14-pulverizes the storehouse; The 15-rotary main shaft; The 16-draught fan impeller; The 17-bearing spider; The 18-belt pulley; 19-revolves cutter shaft; The short spacer of 20-; The long spacer of 21-.

The specific embodiment

Describe the specific embodiment of this sugarcane top disintegrating machine in detail below in conjunction with embodiment and accompanying drawing thereof, but the specific embodiment of the present invention is not limited to following embodiment.

As shown in Figure 1, the motor 10 that is installed on the pedestal 1 is connected with belt pulley 18 by driving belt 9, belt pulley 18 is installed on the rotary main shaft 15, be evenly distributed with the broken cutterhead 13 of rotation simultaneously on the rotary main shaft 15, each rotates broken cutterhead 13 peripheries, and to be provided with eight diameters uniformly be that 20 millimeters hole is passed in order to revolve cutter shaft 19, T type rotary cutter 7 just is installed in and revolves on the cutter shaft 19, be by warehouse 3 in the periphery of whole rotary head, screen cloth stiffener 4 and screen cloth 5 constitute, screen cloth 5 be circular-arc and above also be provided with choked flow bar 6 uniformly, charging aperture 8 and discharging opening 2 are respectively in upper right side and the lower left of warehouse 3.

As shown in Figure 2, pass draught fan impeller 16 and form revolute pair by bearing spider 17 and bearing 12 with pedestal 1 at rotary main shaft 15, the top of collecting bin 11 is for pulverizing storehouse 14, nine broken cutterheads 13 of rotation in pulverizing storehouse 14 are evenly distributed in rotary main shaft 15, revolve cutter shaft 19 and install by the parallel rotary main shaft 15 in eight holes on the broken cutterhead 13 of rotation, in the space that the broken cutterhead 13 of per two rotations forms, all have two T type rotary cutters 7 to be installed in by long spacer 21 and two short spacers 20 and revolve on the cutter shaft 19.

The course of work of the present invention is: when machine startup turns round, motor 10 drives belt pulley 18 clockwise high-speed rotation by driving belt 9, the rotary main shaft 15 that connects with belt pulley, the cutterhead 13 of driven rotary fragmentation simultaneously, T type rotary cutter 7 and the rotation of draught fan impeller 16 1 superhigh speeds, T type rotary cutter 7 will be with the attitude synchronous high-speed rotation at vertical rotation axis center under the effect of rotary centrifugal force, when the sugarcane top raw material is sent into from charging aperture 8 the pulverizing storehouse 14, walk around cutter 7 of the T type that sugarcane top is rotated at a high speed cuts off and pulverizes, and the draught fan impeller 16 that rotates at a high speed simultaneously forms negative pressuren zones at collecting bin 11, then pulverized sugarcane top is inhaled in the collecting bin 11 by screen cloth 5, is blown out discharging opening by discharging opening 2 by blower fan then.

Disintegrating machine of the present invention plays the local practical application that hinders little these two new technologies of resistance type circulation screen cloth of streaming effect by T type rotary cutter efficiently being installed and being had choked flow bar structure, with the traditional tape shape rotary cutter with constant power, do not compare with the disintegrating machine of the circulation screen cloth of choked flow structure, disintegrating machine of the present invention solved traditional disintegrating machine to the crushing efficiency of sugarcane top the low and bad technical barrier of crushing effect, it is concrete that to improve effect as follows.

1. stock-removing efficiency has original 3 tons/hour to bring up to 5 tons/hour, and efficient has improved 167%.

2. the sugarcane top material is pulverized cutting effect by original comminuting matter length 30 ~ 50mm, shorten 10 ~ 25mm, and the most suitable between the cutting material length 10 ~ 30mm of sugarcane top biomass grain forming fuel requirement, so the fragmentation quality effect is improved.

3. structure is improved back motor delivery electric current and is reduced to 60 ~ 70 by 110 amperes and get final product, the energy consumption conversion ratio straight line rising of machinery equipment, but energy efficient is more than 30%.

Claims

1. sugarcane top disintegrating machine, comprise pedestal (1), motor (10), driving belt (9), belt pulley (18), draught fan impeller (16), bearing spider (17) and bearing (12), bearing (12) connects rotary main shaft (15), the body periphery is by warehouse (3), screen cloth stiffener (4) and screen cloth (5) constitute, wherein the top of warehouse (3) is for pulverizing storehouse (14), the bottom is collecting bin (11), charging aperture (8) and discharging opening (2) are respectively in upper right side and the lower left of warehouse (3), it is characterized in that: be evenly distributed with nine rotation broken cutterheads (13) on the described rotary main shaft (15), each rotates broken cutterhead (13), and peripheral to be provided with eight diameters uniformly be that 20 millimeters hole is passed in order to revolve cutter shaft (19), in the space that between per two broken cutterheads of rotation, forms two T type rotary cutters (7) are arranged, T type rotary cutter is installed in by long spacer (21) and two short spacers (20) and revolves on the cutter shaft (19), is provided with choked flow bar (6) on screen cloth (5) uniformly.

2. sugarcane top disintegrating machine according to claim 1, it is characterized in that: described T type rotary cutter (7) is that two block plates vertically are welded, and its overall length is 200 ~ 220 millimeters, and width is 40 ~ 55 millimeters, and monolithic steel plate thickness is 5 ~ 10 millimeters.

3. sugarcane top disintegrating machine according to claim 1, it is characterized in that: described choked flow bar (6) is column type, and its diameter is 10 ~ 20 millimeters, two choked flow bars and pivot angle α are 15 ~ 30 °.