CN205386472U

CN205386472U - Multistage breaker

Info

Publication number: CN205386472U
Application number: CN201620001278.5U
Authority: CN
Inventors: 李新中; 李健
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-01-04
Filing date: 2016-01-04
Publication date: 2016-07-20
Anticipated expiration: 2026-01-04

Abstract

The utility model discloses a multistage breaker, including the tube -shape casing, the upper end of casing is provided with the feed inlet, and the lower extreme of casing is provided with the discharge gate, and shells inner wall has the welt, is provided with multilayer annular diaphragm on the welt, and adjacent two baffles and welt enclose into the broken chamber of an anchor ring opening in only, vertically in the broken chamber is provided with one at least baffle, the central pivot of extending about installing in the casing, coaxial rotation's pivot cover or hammer disks is put to the cover in the central pivot, installs the hammering head on pivot cover or the hammer disks, and during the hammering head stretched into broken chamber, every layer of broken chamber corresponded a hammering head at least, during broken chamber was squeezed into the material to the hammering head, the material was at broken intracavity and welt, baffle and baffle striking, simultaneously between the material each other the striking carry out the breakage, material after the breakage clashes into in falling into down the broken chamber of one deck once more, falls out until following the discharge gate. It can not fall into the phenomenon in the broken chamber of lower floor along with the conical head motion to avoid appearing the material in the broken chamber with the one deck.

Description

A kind of Multi-stage crusher

Technical field

This utility model relates to a kind of standing crusher for sandstone, Ore etc. carry out multistage super fine crushing.

Background technology

In mining industry, people adopt disintegrating machine that oversize rock material or Ore etc. are carried out micronization processes.For iron ore, Ore after exploitation needs, through two sections to four section disintegrating machines and one section of process to three sections of ball mill, to can be only achieved discharging requirement, broken need afterwards through sieving closed circuit, filter out those Ores that particle diameter is excessive in this is broken, and return crushes again；The satisfactory Ore of particle diameter then delivers to next section of disintegrating machine with conveyer belt or ball mill processes.Existing crushing process is complicated, equipment is various has caused that whole broken and process of lapping cost is big, operation energy consumption is high, and occupation area of equipment is big, sieving and mostly being open work in course of conveying at building stones, and surrounding has certain destructiveness.

For this problem, applicant has proposed a kind of vertical multi-stage disintegrating machine in the Chinese patent that the patent No. is 2013204068201, in this section of patent, disintegrating machine includes rotating shaft and wears the housing outside rotating shaft, the circumferential surface of rotating shaft arranges several hammering heads, case inside arranges multilayer insulating panel, it it is the crusher chamber of material between dividing plate, material is hit by hammering head, material and inner walls is made to clash into broken, mutually clashing between material and crush, the material after last layer dividing plate clashes into falls into next layer, repeatedly crushes.In use, it was discovered by researchers that material within the same layer along with hammering head moves, without falling into next layer, can cause solid accumulation, crushing efficiency declines.

Utility model content

For problems of the prior art, the purpose of this utility model is in that to provide a kind of Multi-stage crusher that can increase crushing efficiency, it is to avoid occur material in the crusher chamber of same layer along with the conehead motion phenomenon without falling into lower floor's crusher chamber.

To achieve these goals, this utility model one Multi-stage crusher, this disintegrating machine includes tubular shell, the upper end of described housing is provided with charging aperture, the lower end of housing is provided with discharging opening, and the inwall of housing is coated with liner plate, and described liner plate is provided with the multi-layer annular dividing plate extended internally, two adjacent described dividing plates and liner plate surround a crusher chamber that only inner ring surface is open, are vertically arranged with at least one baffle plate in described crusher chamber；The central rotating shaft extended up and down is installed in housing, described central rotating shaft is equipped with rotating shaft set or the hammer dish of coaxial rotation, being provided with hammering head on described rotating shaft set or hammer dish, described hammering head stretches in described crusher chamber, every layer of at least corresponding hammering head of crusher chamber；Material is squeezed in crusher chamber by hammering head, and material clashes into liner plate, dividing plate and baffle plate in crusher chamber, mutually clashes into simultaneously and crush between material, and the material after broken falls in next layer of crusher chamber and again clashes into, until dropping out from described discharging opening.

Further, arranging the stepped plate of at least one annular extended internally between two adjacent described dividing plates, described stepped plate length in the axial direction is less than dividing plate.

Further, at described stepped plate in the axial direction inwardly without departing from described baffle plate.

Further, when only arranging a described stepped plate, stepped plate medium position between upper and lower two described dividing plates；When arranging plural described stepped plate, stepped plate is equidistantly arranged between upper and lower two dividing plates.

Further, described hammering head is staggered from top to bottom on described rotating shaft is overlapped.

Further, neighbouring hammering head is staggered into helical arrangement.

Multi-stage crusher of the present utility model arranges baffle plate crusher chamber cut off in every layer of crusher chamber, in the circumferential material is stopped, adds the collision of material and baffle plate, prevents material from following hammering head simultaneously and always moves in same layer crusher chamber；Set up stepped plate to make point multilamellar to accumulate more material in crusher chamber, provide more chances for the shock between material.

Accompanying drawing explanation

Fig. 1 is the structural representation of Multi-stage crusher of the present utility model；

Fig. 2 is the schematic diagram of the first structure of crusher chamber 7；

Fig. 3 is the schematic diagram of the second structure of crusher chamber 7.

Detailed description of the invention

Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is elaborated.

It is the first specific embodiment of this utility model Multi-stage crusher as depicted in figs. 1 and 2, disintegrating machine includes tubular shell 1, the upper end of housing 1 is provided with charging aperture 5, the lower end of housing 1 is provided with discharging opening, housing 1 lower end adopts open without grate type discharging opening in the present embodiment, the inwall of housing 1 is coated with one layer of liner plate 8, the multi-layer annular dividing plate 6 that the level that is provided with on liner plate 8 extends internally, adjacent two dividing plates 6 and liner plate 8 surround a crusher chamber 7 that only inner ring surface is open, are vertically arranged with at least one baffle plate 10 in crusher chamber 7；The central rotating shaft 2 extended up and down is installed in housing 1, the upper end of central rotating shaft 2 is connected with providing the motor of rotary power for it, the lower end of rotating shaft 2, by the rood beam of housing 1 lower end, a word beam or many joist support holders, so neither affects discharging, it is also possible to provides for rotating shaft 2 and supports.Rotating shaft 2 periphery arranges rotating shaft set 3 or the hammer dish of a coaxial rotation, rotating shaft set 3 or hammer dish are connected with hammering 4, hammering 4 is staggered from top to bottom, in the present embodiment, the hammering 4 at 180 degree of two intervals it is correspondingly arranged, up and down the staggered 90 degree of settings of hammering 4 of every two-layer in every layer of crusher chamber 7.

In use, first select basis the requirement of discharging what to need broken and central rotating shaft 2 rotating speed, in the present embodiment, select 7 grades crush, namely there are 7 layers of hammering 4 and 7 layers of crusher chamber 7, material is sent in disintegrating machine by charging aperture 5, atwirl hammering 4 impact material, and material is squeezed in crusher chamber 7, material and liner plate 8, dividing plate 6 and baffle plate 10 clash into be pulverized, enter also mutually to clash into pulverizing between material and accumulation material 9 with stylish, after shock, material enters next layer under the effect of himself gravity, squeezed in crusher chamber 7 by hammering 4 again, discharge by discharging opening through the multistage material of shock repeatedly, complete shattering process.Material all can obtain crushing effect through the impact of hammering 4 and the shock of liner plate 8 and mutual shock after disintegrating machine entering.

It is illustrated in figure 3 the second specific embodiment of this utility model Multi-stage crusher, compared with the first specific embodiment, the structure of disintegrating machine is essentially identical, it is different in that, the stepped plate 11 of one annular extended internally is set between two adjacent dividing plates 6, the stepped plate 11 medium position between upper and lower two dividing plates 6, stepped plate 11 length in the axial direction is less than dividing plate 6, and stepped plate 11 is upwards inwardly without departing from baffle plate 10.

Set up stepped plate 11 to make point two-layer to obtain more accumulation material 9 in crusher chamber 7, provide more chances for the shock between material.

Above-mentioned example is only intended to this utility model is described, embodiment of the present utility model is not limited to these examples, and the various detailed description of the invention of this utility model thought that what those skilled in the art were made meet are all within protection domain of the present utility model.

Claims

1. a Multi-stage crusher, it is characterized in that, this disintegrating machine includes tubular shell, the upper end of described housing is provided with charging aperture, the lower end of housing is provided with discharging opening, and the inwall of housing is coated with liner plate, and described liner plate is provided with the multi-layer annular dividing plate extended internally, two adjacent described dividing plates and liner plate surround a crusher chamber that only inner ring surface is open, are vertically arranged with at least one baffle plate in described crusher chamber；The central rotating shaft extended up and down is installed in housing, described central rotating shaft is equipped with rotating shaft set or the hammer dish of coaxial rotation, being provided with hammering head on described rotating shaft set or hammer dish, described hammering head stretches in described crusher chamber, every layer of at least corresponding hammering head of crusher chamber.

2. Multi-stage crusher as claimed in claim 1, it is characterised in that arranging the stepped plate of at least one annular extended internally between two adjacent described dividing plates, described stepped plate length in the axial direction is less than dividing plate.

3. Multi-stage crusher as claimed in claim 2, it is characterised in that at described stepped plate in the axial direction inwardly without departing from described baffle plate.

4. Multi-stage crusher as claimed in claim 2, it is characterised in that when only arranging a described stepped plate, stepped plate medium position between upper and lower two described dividing plates；When arranging plural described stepped plate, stepped plate is equidistantly arranged between upper and lower two dividing plates.

5. Multi-stage crusher as claimed in claim 1, it is characterised in that described hammering head is staggered from top to bottom on described rotating shaft set or hammer dish.

6. Multi-stage crusher as claimed in claim 5, it is characterised in that neighbouring hammering head is staggered into helical arrangement.