CN203591942U

CN203591942U - Sieve

Info

Publication number: CN203591942U
Application number: CN201320653074.6U
Authority: CN
Inventors: 刘璞; 张健; 林炳锵
Original assignee: ZHANGJIAGANG AMSTAR SANWA MACHINERY CO Ltd; SHANGHAI SHENJIA SANWA CO Ltd
Current assignee: ZHANGJIAGANG AMSTAR SANWA MACHINERY CO Ltd; SHANGHAI SHENJIA SANWA CO Ltd
Priority date: 2013-10-22
Filing date: 2013-10-22
Publication date: 2014-05-14
Anticipated expiration: 2023-10-22

Abstract

A sieve comprises sieve bars, and each sieve bar comprises a first end, a second end and a strip body. A first side body is arranged on one side of each strip body in the axial direction, and a second side body is arranged on the other side in the reverse direction. A plurality of first protrusions are distributed on the first side bodies at intervals, and a plurality of second protrusions are distributed on the second side bodies at intervals. The sieve of the utility model is used as a component of a shredding machine and arranged on a singular-shaft shredding machine. The sieve is of a waved mesh structure which is different from those of shredding machines in the prior art, and all the sieve bars are arranged corresponding to positions of moving cutters mounted on a rotary moving cutter shaft of the shredding machine. Thus, materials hung on the sieve bars are ensured to be shredded by the moving cutters.

Description

Screen cloth

Technical field

The utility model relates to a kind of sieve and leaks utensil, relates in particular to a kind of screen cloth, is applicable to (single shaft) shredder, in case the putty causing because of material bridging.

Background technology

In human being's production life process unwanted or useless solid or liquid material be referred to as rubbish.From different perspectives, contained rubbish material can be carried out to various classification: the recyclable rubbish of organic waste and inorganic refuse, house refuse and industrial refuse and not recyclable rubbish etc.Along with improving constantly of population increase and quality of life, the quantity of house refuse is also in continuous growth.Air storage rubbish is is not only occupied a large amount of soils, is produced a large amount of pernicious gases, also causes the severe contamination of atmospheric environment, and the pollution of periphery water body.

Garbage loading embeading and burning are the main processing modes of current house refuse, because the organic matter of about 50% left and right in rubbish exists, make landfill disposal can produce a large amount of greenhouse gases, percolate and foul gas, and environment is caused to harmful effect.Burning disposal is because existing combustible calorific value too low, and gas cleaning expense is too high, and burning facility fluctuation of service etc. is inevitably brought the problem such as environmental pollution and the wasting of resources; And comprehensive garbage disposal is not mature enough because of organic matter fermentation technology, fermentation time is long, and its application is subject to certain restrictions.

The house refuse that people's daily life produces generally can be divided into four large classes: recyclable rubbish, rubbish from cooking, Harmful Waste and Other Waste.Wherein, callable rubbish mainly comprises again the five large classes such as waste paper, plastics, glass, metal and cloth.In order to reduce occupation of land, to reduce environmental pollution and turning waste into wealth, to realize trash processing way and fill up and burning mode is changed to resource regeneration mode from traditional, categorized consumer waste is the prerequisite of domestic garbage resource.

Due to being widely used of plastic products, and pollution on the environment and destruction, its recycling is paid attention to day by day.The steps such as the plastic products that reclaim generally need to enter to remove sand, fragmentation, cleaning, dehydration and granulation could be utilized again.Under normal circumstances, in the links that uses and reclaim of plastic products, can make the waste or used plastics surface of reclaiming have adhesion or wrap up some silt materials.For the consideration of recycling economy, can be by further granulation, so that it obtains repeating recycling after technics of reclaim of plastic waste.For ease of the carrying out of granulating working procedure, general all will first carry out break process to the waste or used plastics of retrieving, to realize the object that subtracts appearance, afterwards or more successively through clean and dry after, be used to granulation.

In plastics recovery regeneration industry, ordinary material all will reach the object that subtracts appearance after fragmentation, and it mainly adopts the shredder will be such as: the materials such as PE plastic pipe, plastic sheeting, plastic sheet and plastics bait are shredded into compared with fractionlet so that cycling and reutilization.Single-shaft shredder is a kind of equipment that coordinates chopping material by rotating knife and dead knife, and it makes material all be broken into the dimensions that requirement reaches, and is convenient to follow-up recycling.

Chinese utility model patent ZL02268347.X discloses a kind of plastic breaker, on body inwall, is fixed with stationary knife, has moving knife in rotating shaft, under rotating shaft, has screen cloth, and the oblique upper of rotating shaft has broken blade row, under broken blade row, has striker plate.

Chinese utility model patent ZL200820202669.9 discloses a kind of plastic shredding machine, comprise frame, motor, reduction box, arbor wheel, blade, hopper, cut somebody's hair, oil cylinder, hydraulic means and electric control gear, wherein hydraulic means is connected with oil cylinder, motor is connected with reduction box by driving-belt, work arbor wheel with rotating blade is set in frame, stationary knife seat is installed in arbor wheel machine frame at two sides, on stationary knife seat, ledger-plate is installed.When work, cut somebody's hair, under piston rod effect, material to be broken is pushed into work arbor wheel, make the rotating blade on arbor wheel in rotary course, constantly cut, tear up material.This technology can be broken into waste or used plastics granularity 40-80mm block.

Chinese utility model patent ZL201120234977.1 discloses a kind of breaker and single-shaft shredder, its breaker comprises the rotating knife assembly and the dead knife assembly that are fixed on framework, rotating knife assembly comprises movable arbor and equally distributed first group of moving knife blade and second group of moving knife blade on the radial section of movable arbor, first group of moving knife blade and second group of moving knife blade respectively comprise multirow moving knife blade, the moving knife blade of adjacent lines differs 90 degree, in a line moving knife blade of first group and second group of moving knife blade, a line moving knife blade adjacent with this action cutter blade differential seat angle on the radial section of movable arbor is 45 degree, dead knife assembly has quiet cutter.In first group of moving knife blade and second group of moving knife blade, each action cutter blade is arch, and the moving knife blade of head and tail corresponding position point-blank.

All there is common defect in the existing equipment that tears up, long and while thering is adhesiveness at the material tearing up, can cause shredder screen cloth, after operation a period of time, putty occurs, or the screen cloth specifications design of shredder is less, cause the material ratio that tears up more in small, broken bits, and output is lower.

Utility model content

The purpose of this utility model is to provide a kind of screen cloth, is applicable to (single shaft) shredder, solves single-shaft shredder screen cloth putty phenomenon and improves single-shaft shredder production output, enhances productivity.

A kind of screen cloth that the utility model provides, comprises

Grating, comprises first end, the second end and strip body; An axial side along strip body is provided with the first lateral body, is provided with the second lateral body with the rightabout opposite side of this side;

The first lateral body, some the first projections spaced apart on it;

The second lateral body, some the second projections spaced apart on it;

Not radially same at strip body of the peak of the peak of the first projection and the second projection, the line that peak of the first projection becomes with the peak of the second projection not with radially conllinear of strip body.

Preferential selection, the first projection is triangular shape, the second projection is triangular shape.On any one section of composition strip body, the first projection or the second projection is only set.

The first end of each grating is located at respectively rack or is directly connected with shredder with the second end, forms screen cloth.The first lateral body of a grating, the region surrounding with the second lateral body of adjacent another part grating, and the second lateral body of a grating, the region surrounding with the first lateral body of adjacent the 3rd grating is sieve aperture.

In the utility model, the first lateral body be interpreted as along strip body axially, physics is distinguished a boundary in body and his thing or space in one direction.In the time that it is a face, be side (comprising curved surface and plane); In the time that it is linearity, be side.When strip Bulk Morphology as: while being not limited only to plate or sheet, though it has thickness, but can not considering its thickness and the first lateral body is considered as to first side.

In the utility model, the second lateral body be interpreted as along strip body axially, with the first lateral body rightabout on physics distinguish another boundary in body and his thing or space.In the time that it is a face, be side (comprising curved surface and plane); In the time that it is linearity, be side.When strip Bulk Morphology as: while being not limited only to plate or sheet, though it has thickness, but can not considering its thickness and the second lateral body is considered as to second side.

The beneficial effect that technical solutions of the utility model realize:

The screen cloth that the utility model provides, as parts in (single shaft) shredder equipment, be arranged on single-shaft shredder, on screen cloth, adopt the awave difference of likeness in form and mesh-structured (referring to Fig. 1) of shredder in the past, each grating and the corresponding setting in moving knife position of installing on the rotating movable arbor of shredder, the material that guarantees to hang on grating can driven knife tear up.Because the sieve aperture between grating on the gyratory directions of movable arbor connects, gusset is not established in centre, guarantees the effect of tearing up of material.Be similar to awave grating and avoided the generation of bridging on it, screen cloth stopping state is also solved completely, thereby has improved the productivity ratio of single-shaft shredder.

Accompanying drawing explanation

Fig. 1 is the structural representation of screen cloth used in existing shredder equipment;

Fig. 2 is the structural representation of the utility model grating one embodiment;

Fig. 3 is the structural representation of another embodiment of the utility model grating;

Fig. 4 is the structural representation of the utility model screen cloth one embodiment;

Fig. 5 is the structural representation of another embodiment of the utility model screen cloth;

Fig. 6 is the structural representation of shredder one embodiment of application the utility model screen cloth;

Fig. 7 is a view of shredder moving knife and screen cloth position corresponding relation in Fig. 6.

The specific embodiment

Describe the technical solution of the utility model in detail below in conjunction with accompanying drawing.The utility model embodiment is only unrestricted in order to the technical solution of the utility model to be described, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement the technical scheme of utility model, and not departing from the spirit and scope of technical solutions of the utility model, it all should be encompassed in claim scope of the present utility model.

Fig. 2 is the structural representation of the utility model grating one embodiment, and Fig. 3 is the structural representation of another embodiment of the utility model grating.As shown in Figures 2 and 3, grating 200 comprises first end 210, the second end 220 and strip body 230.An axial side along strip body 230 is provided with the first lateral body 231, some triangular shape the first projections 241 spaced apart on it.Along the axial opposite side of strip body 230,, with the first lateral body 231 rightabouts, be provided with the second lateral body 232, some triangular shape the second projections 242 spaced apart on it.The line that the peak of the first projection 241 becomes with the peak of the second projection 242 not with radially conllinear of strip body 230.As shown in Figure 3, on any one section of composition strip body 230, the first projection 241 or the second projection 242 are only set.

The first end of each grating 200 210 and the second end 220 are located to rack 110 successively by one dimension and screen cloth 100 as shown in Figure 4 and Figure 5, or directly and the frame of shredder connect to form screen cloth.The first lateral body of a grating, the region surrounding with the second lateral body of adjacent another part grating, and the second lateral body of a grating, the region surrounding with the first lateral body of adjacent the 3rd grating is sieve aperture 120.

As shown in Figure 6, be arranged on screen cloth 100 on shredder 300 and rotating moving knife 310(referring to CN202151890U) between form a space 400, be beneficial to moving knife 310 material torn up and realize the screening to broken material size.Each grating and the moving knife position corresponding (referring to Fig. 7) of installing on the rotating movable arbor of shredder, the material that guarantees to hang on grating can driven knife tear up.Be similar to awave grating 200 and avoided the generation of bridging on it, screen cloth stopping state is also solved completely, thereby has improved the productivity ratio of single-shaft shredder.

Claims

1. a screen cloth, is characterized in that comprising

Grating, comprises first end, the second end and strip body; An axial side along described strip body is provided with the first lateral body, is provided with the second lateral body with the rightabout opposite side of this side;

Described the first lateral body, some the first projections spaced apart on it;

Described the second lateral body, some the second projections spaced apart on it;

The line that the peak of described the first projection becomes with the peak of described the second projection not with radially conllinear of described strip body.

2. screen cloth according to claim 1, is characterized in that described the first projection is triangular shape.

3. screen cloth according to claim 1, is characterized in that described the second projection is triangular shape.

4. screen cloth according to claim 1, is characterized in that, on any one section of the described strip body of composition, the first projection or the second projection being only set.