A kind of birotor impact breaker for ore reduction
This utility model patent belongs to the broken mill processing technology field of material in every profession and trade, is particularly suited for ore reduction neck
Domain, more particularly to a kind of birotor impact breaker for ore reduction.
The application of impact breaker is very wide, can crush all materials for meeting adaptability requirement, such as limestone, sand
The materials such as rock, iron ore, can be used as it is thick, in it is broken, it is also possible to as in small, broken bits.
Impact breaker has single rotor and two-spool version at present.The reaction type of single rotor version is crushed
Machine structure is shown in Fig. 2, and this disintegrating machine occurs also classics the most earliest, and the broken of material is hitting by the bar 2 on rotor 1
Hit, realize under the comprehensive function of power such as the bounce-back of counterpunch board 3, storeroom are mutually collided, the grinding of the grain size regulating plate 4.As shown in Figure 3
Two-spool disintegrating machine, is to increase a homodromal rotor, i.e., two to turn on the basis of single rotor disintegrating machine shown in Fig. 2
Son is used in series, and its objective is to increase the reduction ratio to material, discharging-material size is further reduced, and produces without effect to carrying.
In recent years with the popularization of material break process production line, impact breaker needs to meet bigger product
Energy.For example：In sandstone aggregate industry one annual output, 3,000,000 tons of production lines need configuration, broken impact breaker yield is
1200t/h, the rotor specification of corresponding impact breaker need to reach φ 1400x4800 (diameter x length, unit：Mm), and
In practice it is difficult to design, produce the impact breaker of such " elongated shape ", even if can produce being also and its uneconomical
, so often disintegrating machine of two yield in parallel for 600t/h in engineering practice, two sets of charging and discharging conveying dresses of correspondence configuration
Put, be so accomplished by increasing civil engineering and equipment investment, also result in the increase of later stage operation cost.
The content of the invention
This utility model provide to solve technical problem present in known technology it is a kind of efficiently, high yield, it is easily fabricated,
Strong applicability, flexible operation, discharging particle shape and level match somebody with somebody the secure birotor impact breaker for ore reduction.
This utility model is adopted the technical scheme that by solving technical problem present in known technology：
A kind of birotor impact breaker for ore reduction, it is characterised in that：Including housing, two in housing, are provided with
Individual crusher chamber, each broken intracavity are independently provided with a rotor, and two rotors dorsad rotate, and the center of two rotors connects
On the centrage of line, the housing is provided with spout, and the lower section of two rotors is discharging opening；Set immediately below the spout
Have and be divided to the sub-material anvil toward two crusher chambers in left and right by Ore, two broken intracavity are provided with suspension type counterattack board component, described outstanding
Hanging counterattack board component is to the expansion board component being provided between discharge hole of crusher for crushing again and grind.
This utility model can also adopt following technical measures：
The housing adopts pin-connected panel mounting structure, the housing to be provided with maintenance door and observation port.
This utility model has the advantages and positive effects that：As this utility model adopts above-mentioned technical proposal, have
1. machine volume is little, lightweight, production capacity is big, can be used for extensive Ore production line, reduces attached conveying and sets
Standby quantity and civil engineering, equipment investment, reduce operating cost；
2. flexible operation, it is easy to make the uniform stand under load of two crusher chambers by adjusting the position of spout, even if defeated in Ore
In the case of sending device blanking position not good, Ore also can only be fed a crusher chamber in addition, another crusher chamber is standby, profit
3. manufacture, install simple, cast member small volume is not likely to produce casting flaw；
4. adjustable range is wide, adapts to different discharging-material sizes and level with requiring；
5. washed away and effective Anti-wear Measures are taken with abrading section, extended its service life；
6. housing is assembled structure, and during maintenance inner structural component of crusher, housing can flip an angle makes disintegrating machine
Inner chamber exposes；
Multiple maintenance doors, observation port are disposed with housing, are easy to plant maintenance.
Description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 and Fig. 3 are prior art construction schematic diagrams.
In Fig. 1：1st, housing；1-1 crusher chambers；1-2 spouts；1-3 discharging openings；2nd, rotor；2-1, bar；3rd, sub-material anvil；
4th, suspension type counterattack board component；4-1, counterpunch board；5th, expansion board component；5-1, the grain size regulating plate；6th, maintenance door；7th, observation port.
For the content of the invention of the present utility model, feature and effect can be further appreciated that, following examples are hereby enumerated, and is coordinated
Accompanying drawing describes in detail as follows：
Fig. 1, a kind of birotor impact breaker for ore reduction, including housing 1 are referred to, two in housing, are provided with
Individual crusher chamber 1-1, each broken intracavity are independently provided with a rotor 2, and two rotors dorsad rotate, in two rotors
On the centrage of heart line, the housing is provided with spout 1-2, and the lower section of two rotors is discharging opening 1-3；The spout
Be arranged right below be divided to the sub-material anvil 3 toward two crusher chambers in left and right by Ore, two broken intracavity are provided with suspension type counterpunch board
Component 4, the suspension type strike back board component to the grain size regulating plate group being provided between discharge hole of crusher for crushing again and grind
This utility model can also adopt following technical measures：
The housing adopts pin-connected panel mounting structure, the housing to be provided with maintenance door 6 and observation port 7.
The counterpunch board and the grain size regulating plate are can adjust relative to the position of rotor, and adjustment mode is screw rod or hydraulic cylinder；Its base
This structure and operation principle belong to prior art, and here is not repeated.
Housing is assembled structure, and during maintenance inner structural component of crusher, housing can flip an angle makes in disintegrating machine
Chamber exposes, and its basic structure and operation principle belong to prior art, and here is not repeated.
Utility model works principle：In in sandstone aggregate production line it is broken as a example by, birotor impact breaker tool
The position for having assembled sandwich type element 1, spout 1-2 can adjust, and be turned left for uniform point by sub-material anvil 3 by the Ore of spout 1-2
The broken intracavity of right both sides independence, two rotors 2 dorsad rotate, enormous impact force when Ore is rotated by bar 2-1 on rotor 2
Impact forms first break, is thrown at a high speed counterpunch board 4-1 and forms second-time breakage, is turned back between rotor 2 and counterpunch board 4-1
Ore also mutually can clash into, and then fall into the discharging opening 1-3 of counterpunch board 4-1, now Secondary Shocks thrown to by bar 2-1 again
There is grinding and crush in imposite 5-1, eventually pass through repeat impact, shock, grind broken finished product materials from disintegrating machine bottom discharge
Mouth is discharged.
When the production line underproduction for some reason or a certain crusher chamber of disintegrating machine described in this patent break down and have to continue
During production, can pass through to adjust the position of spout so that Ore all feeds the broken intracavity of one end, and corresponding production capacity subtracts
Half.Above-mentioned the first situation of correspondence, the achievable disintegrating machine of this adjustment are energy-saving, while reducing unnecessary abrasion；Correspondence
Above-mentioned second situation, this adjustment can ensure that production line continuously runs as far as possible, and strive for the quality time to eliminate failure.
The above is only, to preferred embodiment of the present utility model, not to make any formal to this utility model
Restriction, it is every according to technical spirit of the present utility model to any simple modification made for any of the above embodiments, equivalent variations with
Modification, belongs in the range of technical solutions of the utility model.