CN209109332U - Gumming dedusting vertical shaft type impact crusher - Google Patents

Abstract

The utility model relates to a kind of gumming dedusting vertical shaft type impact crushers, it is directly communicated by the way that upper aspiration channel is arranged with the positive pressure air space of rotor outer periphery, the upper aspiration channel does not communicate directly with other air normal pressures, negative pressure space, the upper aspiration channel and other air normal pressures, negative pressure space only pass through rotor channel formed it is indirect communicate relationship, the upper aspiration channel is communicated with the air draft pipe of gumming dust pelletizing system.The utility model avoids interfering with each other for air draught, avoids dust and recycles in machine and is crushed repeatedly, reduces the yield of dust, forms negative pressure in the inlet and outlet of machine, overflows without dust air.

Description

Gumming dedusting vertical shaft type impact crusher

Technical field

The utility model relates to vertical shaft type impact crusher more particularly to gumming dedusting vertical shaft type impact crushers.

Background technique

Vertical shaft type impact crusher is the crusher for having used the working principle entirely different with conventional breakers, impingement Rotor reaches the speed of 60m/s or more with 1500 revs/min or so of high speed rotation, rotor edge linear velocity, from center pan feeding, leads to Cross by can broken material accelerate to the up to speed of 60m/s or more, hit iron wall liner or cliff lining, reach it is broken can broken material Purpose, especially centering granule can broken material crushing effect it is preferable.It is broken that there are also the Background Art Vertical shaft impacts for using birotor to combine Broken machine, and have upper and lower rotor structure, upper rotor part is impact type rotor, and lower rotor part is hammer rotor.It is fallen to from upper rotor part periphery Building stones beaten, further broken material.

Vertical shaft type impact crusher includes rack, motor, motor rack, upper feed hopper, rotor, middle part body, center lumen Body, spindle assemblies, pulley assembly, lower part body etc..Rack is consolidated for bearing main screw lift and is mounted on ground or certain In structural building；Rack usually passes through with host and can play the vibration isolator of vibration isolation and couple.Motor is mounted on motor rack, motor By motor pulley, belt, spindle pulley, main shaft, main shaft high speed rotation are imparted power to, drive is mounted on main shaft The impingement rotor high speed rotation in portion.Host lower part body for bear spindle assemblies, bearing middle part, accept can broken material Deng.For supporting host top in the middle part of host, central cavity is installed.Central cavity be used to accept rotor dishes out can fragment Fragmentation occurs for material.Host top is equipped with upper feed hopper, and upper feed hopper has simple bucket and two kinds of overflow downcomer, is used for Accept Belt Conveying can broken material or other means conveying can broken material, simple bucket only accept can broken material, lead to The feeding pipe of Guo Dou bottom centre can broken material be sent to high-speed rotating impact rotor central part, overflow downcomer bottom centre There is the adjustable plate of adjustable opening size, periphery is provided with transfer window, when reducing overflow downcomer bottom centre hole size, supplied materials It will be accumulated in hopper, and after reaching a certain height, will exceed part and fall from peripheral overflow mouth into the strike area of rotor periphery Domain.Into rotor center can broken material, rotor drive can broken material rotation after, through projectile channel from cast mouth high speed It dishes out.

The rotor high speed rotation of vertical shaft type impact crusher, impact type rotor sucks air from centre bore, from the object of rotor Material casts channel injection and comes out.Square feeding inlet forms negative pressure in the heart in the rotor, forms positive pressure in rotor outer periphery region, negative pressure is inhaled Enter air, just presses to periphery injection air.When broken material water content is lower, it is empty a large amount of dust will to be generated in barotropic field Gas, dust air overflows outside body in order to prevent, and multiple inside air loop structure is internally provided in crusher, can make powder Dirt air is recycled in inside, is seldom overflowed outside body.

But in the requirement to broken material finished product, there is part to require fine powder content, it is desirable that fine powder content cannot be high In a certain percentage, and some material compression strength are low, easily broken, are easy to generate fine powder, if the broken fine powder generated or Fine granular materials recycle between rotor feeding inlet and projectile channel with internal circulation air, these fine powders or fine granular materials gesture It must be crushed by repeat impact, generate more fine powders, waste energy, reduced qualified finished product, generate a large amount of wastes, increase back segment The gumming difficulty of technique, fine powder will also generate a large amount of dust during back segment conveys and overflow, and increase dedusting difficulty.It is required that Gumming has greater efficiency.

Requirement to broken material finished product also requires to retain a certain proportion of fine powder, as that should leave specific yield 10% Fine powder less than 0.15mm, 0.15 or more particle should leave as far as possible, and this requires gumming dust pelletizing systems uniformly to extract as far as possible Suitable fine powder can be taken away by adjusting airflow pressure wind speed etc., leave the product of needs by dust.

Provided in 202715459 U of CN it is a kind of removal vertical shaft type impact crusher inside dust structure, by Air inlet, top air draught, air-flow rise from below, dust air are siphoned away below crusher chamber.Have the function that remove internal dust.

But this air-flow trend from bottom to top casts air-flow trend with rotor and moves towards phase with the air-flow that material falls Mutually interference, influences gumming dust removing effects, air inlet is communicated with feeding inlet, and the negative pressure of air inlet can also inhale the air of feeding inlet Enter, reduces dust suction effect, reduce gumming efficiency of dust collection.

In CN201721123848.9, the vertical shaft type impact crusher of another automatic dust removing, dust excluding hood connection are provided The air draft pipe for connecing dust pelletizing system extracts the dust air that crusher chamber generates by dust excluding hood.

But this structure is primarily suitable for the pan feeding mode of a central blanking, is equivalent to previously described simple bucket.It is right It in the Cascade feed mode of mainstream, does not describe, but is analyzed it is found that because the object of transfer window in CN201721123848.9 Material will fall into rotor periphery space, cause transfer window directly to communicate with dust excluding hood, therefore the outside air of transfer window Also the air draft pipe that can be communicated with dust excluding hood extracts, and reduces the efficiency for extracting dust air.Meanwhile no matter top charging is The connecting mode of simple bucket or overflow downcomer, dust excluding hood and dust removing tube is biasing.This biasing exhausting causes: close to air hose Position, wind pressure is high, air quantity is big, wind speed is high, and the Dust Capacity of suction is big, and particle is thick；Position far from air hose, wind pressure is low, air quantity is small, Wind speed is low, and the Dust Capacity of suction is small, and particle is thin.It is unfavorable for uniformly extracting dust air, is unfavorable for adjusting granularity of dust.

It is therefore desirable to have new mode overcomes disadvantages mentioned above.

Summary of the invention

Above-mentioned to solve the problems, such as, the utility model provides gumming dedusting vertical shaft type impact crusher, solves Fine dust recycles inside crusher leads to the problem of more dust, and negative pressure avoids flour dust overflow in machine, reduce dust convey into Enter back segment process, reduce back segment process gumming difficulty, the dust for reducing transmission process overflows, and the utility model additionally provides one kind Gumming dust removal method, the air-flow generated using rotor smoothly complete dust recycling.

The utility model technical scheme applied to solve the technical problem is: gumming dedusting vertical shaft type impact crusher, institute State gumming dedusting vertical shaft type impact crusher upper aspiration channel be set and directly communicated with the positive pressure air space of rotor outer periphery, it is described on Aspiration channel does not communicate directly with other air normal pressures, negative pressure space, and the upper aspiration channel and other air normal pressures, negative pressure space are only By rotor channel formed it is indirect communicate relationship, the upper aspiration channel is communicated with the air draft pipe of gumming dust pelletizing system.Gumming The exhaust fan of dust pelletizing system aspirates the positive pressure dust air of rotor outer periphery by air draft pipe, upper aspiration channel.

The upper feed hopper of gumming dedusting crusher is directly communicated by upper aspiration channel with the space of rotor outer periphery, not with its Its air normal pressure, negative pressure space directly communicate.Air will not be directly extracted from upper feed hopper center feeding inlet and transfer window. Air can only be cast by rotor at the air of other air normal pressures, negative pressure space, i.e. central upper portion feeding inlet and transfer window To crusher chamber barotropic field, could be taken away by aspiration channel, so that gumming efficiency of dust collection will not be reduced, it is this communicate be indirect Communicate relationship.Described directly to communicate, i.e., air accelerates to pressurize without rotor, can circulate, it is described it is indirect communicate relationship, i.e., it is empty Gas needs to accelerate to pressurize by rotor channel, could circulate.

The above directly communicates relationship and the indirect definition for communicating relationship, is that vertical shaft type impact crusher is working When definition.In a non-operative state, that is, it shuts down in the case that rotor do not rotate, directly communicates relationship and non-straight not as distinguishing Connect the definition of the difference for the relationship of communicating.

Outside air has just passed through central input hole or transfer window, and dust concentration is not high at this time, if directly inhaled at this time Air hose is taken away, just reduces the efficiency of dedusting, wastes power of fan.

Upper aspiration channel has 3-8 root, uniformly penetrates through the bottom plate of upper feed hopper.Crusher chamber is an annular region, if set Set a upper aspiration channel, the flow field of extraction be it is non-uniform, the region suction close to upper aspiration channel is big, more coarse grained dust It will be sucked away, the region suction far from upper aspiration channel is small, and the effect of draw dust can be poor.Consider what every upper aspiration channel was drawn Range, setting 3-8 root is reasonable.One end of upper aspiration channel is converged above, then the air draft pipe phase with gumming dust pelletizing system Logical, the wind pressure and wind speed flow of every aspiration channel is essentially identical, and the effect for extracting dust air is essentially identical, more uniform can draw broken The positive pressure air of broken chamber.

Because being the uniform dust air for extracting crusher chamber, when wind pressure, the air quantity of exhaust column are adjusted, each upper suction Wind pressure, the air quantity of air hose also carry out equivalent adjusting, will not generate the bias effect for drawing granularity.

It further preferably, further include lower aspiration channel and air draught circuit, lower aspiration channel is mounted on air draught circuit lower part, upper air draught Pipe is mounted on air draught circuit top, and upper aspiration channel and air draught circuit, lower aspiration channel form independent air draught chamber, and lower aspiration channel protrudes into vertical Above stone lining chamber in the middle part of shaft type impact crusher, stone lining chamber circumferential direction has vertical partition, and stone lining chamber is divided into one one by vertical partition A independent space, the space layout that each vertical partition is partitioned into have a lower aspiration channel.Lower aspiration channel directly draws stone lining chamber The positive pressure dust air of top.

Further preferably, middle part air draught stone lining chamber, upper aspiration channel peace are formed by internal flap, upper seal ring, the enclosing of outer ring plate washer In upper seal ring, upper aspiration channel passes through the bottom sheet of air draught Cascade feed bucket or air draught center material bin, then is connected to gumming Dust pelletizing system.

Further preferably, upper aspiration channel and Cascade feed bucket, bucket lower baffle are combined into air draught type overflow downcomer, the upper air draught Pipe is the upper aspiration channel that struggles against, and aspiration channel passes through the bottom sheet of air draught type overflow downcomer on the bucket, and bucket lower baffle is connected under bottom sheet, An annular space, annular space are surrounded by the exterior panel of the bucket lower baffle, bottom sheet and middle part body of air draught type overflow downcomer Lower section is stone lining chamber.

Further preferably, upper aspiration channel and center material bin are combined into air draught type center bucket, and the upper aspiration channel is on bucket Aspiration channel, aspiration channel passes through the bottom sheet of air draught type material bin on the bucket, and bucket lower baffle is connected under bottom sheet, passes through air draught The exterior panel of the bucket lower baffle, bottom sheet and middle part body of formula material bin surrounds an annular space, is stone below annular space Serve as a contrast chamber.The building stones and air that rotor is cast out generate a large amount of positive pressure dust air in this region.

The middle part body and air draught type overflow downcomer or air draught center material bin of vertical shaft type impact crusher assemble.

The upper aspiration channel is communicated with the air draft pipe of gumming dust pelletizing system, and the air blower of gumming dust pelletizing system passes through exhausting The upper aspiration channel of pipeline, crusher upper aspirates the dust air of rotor outer periphery.

Further preferably, under the two sides tapping channel side wall connection of gumming dedusting vertical shaft type impact crusher lower part body has Portion's aspiration channel, lower part aspiration channel and the exhaust column of gumming dust pelletizing system are connected.

The utility model essentially describes the vertical shaft type impact crusher of stone-crash-stone type, but air draught type described above overflows Stream bucket and air draught type center bucket are still applied to stone and forge iron the vertical shaft type impact crusher of type.

The utility model additionally provides a kind of gumming dedusting vertical shaft type impact crusher gumming dust removal method, and gumming dedusting is vertical Shaft type impact crusher sucks air and building stones by upper feed hopper center feeding inlet or transfer window, into rotor center, Air and building stones accelerate through rotor, are injected on the stone lining chamber of peritrochanteric, and material is broken to generate a large amount of dust, mixed with air Conjunction forms positive pressure dust air, and positive pressure dust air is siphoned away by the upper aspiration channel communicated with stone lining chamber, into upper aspiration channel phase The exhaust column of logical gumming dust pelletizing system, into gumming dust pelletizing system operation.

Further preferably, the broken material for eliminating a large amount of dust is fallen into host lower case, then is passed through and lower part air draught The gumming dust pelletizing system exhaust column that pipe communicates siphons away dust, is further reduced dust.

Gumming dust pelletizing system described in the utility model can use all gumming dust pelletizing systems of the prior art.Gumming dedusting System, can be with multiple spot, long-range extraction by the arrangement of pipeline by blower, the dust air of air-suction duct draw target position Operation can carry out the manual of various ways, half to suction air quantity, wind pressure, the wind speed of each point with frequency-adjustable speed-adjustable to blower Automatically, adjust automatically.The dust extracted in air can be settled, concentrate, store, particle size separation processing.

The utility model is also applied for two-spool vertical shaft type impact crusher.Upper rotor part is impingement rotor, lower rotor part Positive pressure dust air for striking type rotor, upper rotor part neighboring area is pumped, and dust air is also pumped in lower case.

The utility model changes the trend of the air-flow inside vertical shaft crusher, it is no longer necessary to which dust internal air circulation avoids It is excessive.

Because the exhausting air blowing function of rotor is utilized, negative pressure is formed above rotor, is inhaled from centre bore or transfer window Air is taken, special blower device is not needed and is sent into air.

The region for siphoning away air is the air positive pressure region of stone lining chamber, and air outflow path will not be with rotor-injection air road Path interferometer.Power needed for extracting air is small.

The air positive pressure region of stone lining chamber is the region of material Yu stone lining impact grinding, generates a large amount of dust, from this area Domain is taken away, and dust does not enter rotor bore iterative cycles, reduces dust yield.

Broken material falls, and air is driven to fall, and still has part dust whereabouts, and in lower part, body setting exhaust column is further It extracts, dust is further reduced.The dust air of extraction is the air that whereabouts is just being injected by pressure from stone lining chamber, and the trend of air is still It is smoothly.

Air negative pressure is formed in the central feeding mouth and transfer window of equipment, also forms air negative pressure in equipment discharge port, Substantially it is overflowed without dust air.

Air flow direction in entire machine be individually, smoothly, from each other without cross jamming, also just not mutual in-fighting Power does not also make the idle work for extracting outside air.

Independent air draught chamber may be mounted in intrinsic type, it is only necessary to make a small amount of modification to stone lining chamber and top: Corresponding pore is opened in the bottom sheet of the upper ring plate of stone lining chamber and top charging material.Independent air draught chamber interior can be followed intrinsic Ring mill type modification is at gumming dedusting crusher.

Middle part air draught stone lining chamber and former stone lining chamber one, when not needing gumming dedusting function, as long as closing upper aspiration channel ?.Meanwhile middle part air draught stone lining chamber can be replaced with stone iron chamber.

Air draught type overflow downcomer can install upper aspiration channel and bucket lower baffle additional in original design, when not needing gumming dedusting function When, as long as closing upper aspiration channel.

Air draught center material bin can install upper aspiration channel and bucket lower baffle additional in original design, when not needing gumming dedusting function When, as long as closing upper aspiration channel.

Because mountain flour, the sandstone fineness modulus that different materials to be broken are generated by crusher impact grinding are different, All types of user requires difference to the content of stone powder of sandstone finished product, and requirement of the different process route to building stones content is different, needs to take out The Dust Capacity taken is also different, this needs the wind pressure and air quantity of each pipeline by adjusting gumming dust pelletizing system, needed for reaching Requirement.Equally, in upper aspiration channel and the mountable airflow pressure regulating device of lower aspiration channel, to reach necessary requirement.

The benefit of the utility model: the utility model is straight by the positive pressure air space that upper aspiration channel and rotor outer periphery is arranged It connects and communicates, do not communicated directly with other air normal pressures, negative pressure space, lower aspiration channel, upper and lower aspiration channel are arranged by lower part body It is communicated with gumming dust pelletizing system exhaust column.Go deep into inside machine extracting in positive pressure dust air and lower part body by upper aspiration channel Dust air is extracted, high efficiency reaches gumming dedusting purpose.Interfering with each other for air draught is avoided, avoids dust in machine Interior circulation is crushed repeatedly, reduces the yield of dust, forms negative pressure in the inlet and outlet of machine, is overflowed without dust air.

Detailed description of the invention

Fig. 1 is conventional stone lining formula overflow type vertical shaft type impact crusher schematic diagram.

Fig. 2 is conventional stone lining formula center pan feeding type vertical shaft type impact crusher schematic diagram.

Fig. 3 is independent air draught chamber schematic diagram provided by the utility model.

Fig. 4 is independent air draught chamber provided by the utility model and middle part assembling schematic diagram.

Fig. 5 is independent air draught chamber provided by the utility model and middle part and air draught Cascade feed bucket assembling schematic diagram.

Fig. 6 is independent air draught chamber provided by the utility model and middle part and air draught center material bin assembling schematic diagram.

Fig. 7 is middle part air draught stone lining chamber schematic diagram provided by the utility model.

Fig. 8 is middle part air draught stone lining chamber provided by the utility model and middle part assembling schematic diagram.

Fig. 9 is middle part air draught stone lining chamber provided by the utility model and middle part and air draught Cascade feed bucket assembling schematic diagram.

Figure 10 is middle part air draught stone lining chamber provided by the utility model and middle part and center material bin assembling schematic diagram.

Figure 11 is air draught type overflow downcomer schematic diagram provided by the utility model.

Figure 12 is middle part provided by the utility model and above opens stone lining chamber assembling schematic diagram.

Figure 13 is air draught type overflow downcomer provided by the utility model and middle part assembling schematic diagram.

Figure 14 is air draught type center provided by the utility model bucket schematic diagram.

Figure 15 is air draught type center provided by the utility model bucket and middle part assembling schematic diagram.

Figure 16 is gumming dedusting vertical shaft type impact crusher lower part provided by the utility model aspiration channel schematic diagram.

Figure 17 is that gumming dedusting vertical shaft type impact crusher inner air provided by the utility model flows to schematic diagram.

Figure 18 is aspiration channel and gumming dust pelletizing system on gumming dedusting vertical shaft type impact crusher provided by the utility model Couple schematic diagram.

In figure, 1. Cascade feed buckets；2. middle part stone lining chamber；3. middle part body；4. transfer window；5. center feeding inlet；6. Separate hopper；7. rotor；8. center material bin；9. independent air draught chamber；Aspiration channel on 10.；11. lower aspiration channel；12. air draught overflow enters Hopper；13. air draught center material bin；14. middle part air draught stone lining chamber；15. inner ring plate washer；Seal ring plate on 16.；17. outer ring plate washer； 18, air draught type overflow downcomer；19, aspiration channel on bucket；20. bottom sheet；21. struggle against lower baffle；22. stone lining chamber is opened on；23. in air draught type Heart bucket；24. lower part aspiration channel；25. lower part body；26. gumming dust pelletizing system exhaust column；27. feed pipe.

Specific embodiment

In order to preferably explain the content of the present invention, illustrate this reality below with reference to the accompanying drawings and specific embodiments With novel technical solution.

Fig. 1 is conventional stone lining formula overflow type vertical shaft type impact crusher schematic diagram.Building stones are mainly from Cascade feed bucket 1 Heart feeding inlet 5 enters back into rotor 7 into separate hopper 6, casts the middle part stone lining chamber 2 to middle part body 3 from the channel of rotor 7, opens The building stones of beginning can be accumulated in middle part stone lining chamber 2, be stacked into the angle of repose of building stones, stone lining forming.Subsequent building stones can strike On this stone lining, stone lining chamber 2 is protected, the shock of building stones and stone lining can be crushed building stones, and generate a large amount of sand and mountain flour, and sand is therefrom Space falls between portion's body 3 and rotor 7.Have part building stones from the transfer window 4 of Cascade feed bucket 1 enter drop to rotor and Between stone lining chamber, the building stones gone out by rotor-injection are hit, and broken building stones fall together.Air enters from center feeding inlet 5, It equally is cast out by rotor, forms air positive pressure between stone lining chamber 2 and rotor, it is negative that 7 feeding inlet position of rotor forms air Pressure, dust air a part that air is mixed with mountain flour reach separate hopper 6 and are turned by the air negative pressure sucking of 7 top feeding inlet of rotor In son, repeats to cast strike, form more dust；A part of dust air overflows up to transfer window 4 from transfer window 4 Out to outside machine；A part of dust air falls with building stones, is discharged from machine lower part.

Fig. 2 is conventional stone lining formula center pan feeding type vertical shaft type impact crusher schematic diagram.Building stones are from center material bin 8 Heart feeding inlet 5 enters rotor 7, casts the middle part stone lining chamber 2 to middle part body 3 from the channel of rotor 7, the building stones of beginning also can be It is accumulated in middle part stone lining chamber 2, is stacked into the angle of repose of building stones, stone lining forming.Subsequent building stones can strike on this stone lining, protection Stone lining chamber 2, the shock of building stones and stone lining can be crushed building stones, and generate a large amount of sand and mountain flour, and sand is from middle part body 3 and rotor Space falls between 7.Air enters from center feeding inlet 5, equally is cast out by rotor, the shape between stone lining chamber 2 and rotor At air positive pressure, 7 feeding inlet position of rotor forms air negative pressure, and dust air a part that air is mixed with mountain flour reaches sub-material Bucket 6 is repeated to cast strike, is formed more dust by the air negative pressure sucking rotor of 7 top feeding inlet of rotor；Another part powder Dirt air falls with building stones, is discharged from machine lower part.

Fig. 3 is independent air draught chamber schematic diagram provided by the utility model.Independent air draught chamber 9 is by upper aspiration channel 10, lower air draught Pipe 11 and independent chamber composition, the effect of lower aspiration channel 11 are the region draw dust skies for having air positive pressure from stone lining chamber Gas, the effect of upper aspiration channel 10 are by dust air delivery to gumming dust pelletizing system, and separate chamber is that dust air seal is defeated It send, does not draw the air at other positions.

Fig. 4 is independent air draught chamber provided by the utility model and middle part body assembling schematic diagram.Independent air draught chamber 9 is packed into vertical Body 3 in the middle part of shaft type impact crusher, the lower aspiration channel 11 in independent air draught chamber 9 protrude into the stone lining chamber of middle part body 3, lower air draught Pipe 11 directly draws the positive pressure dust air-flow of stone lining cavity segment, and the usual circumferential direction of stone lining chamber 2 has vertical partition, founds partition stone lining chamber point It is cut into independent space one by one, is each to found partition to reduce the air-flow of 7 high speed rotation of rotor drive and dispel stone lining The space being partitioned into should be disposed with a lower aspiration channel 11, can guarantee that the positive pressure dust air-flow of each partition space can quilt in time It is pumped into gumming dust pelletizing system.

Fig. 5 is that independent air draught chamber provided by the utility model and middle part body and the assembling of air draught Cascade feed bucket are illustrated.Solely The upper aspiration channel 10 of vertical air draught chamber 9 is passed through from the bottom sheet 20 of air draught Cascade feed bucket 12, is connected to the pipe of gumming dust pelletizing system Road.In this way, the air-suction duct of gumming dust pelletizing system directly aspirates the dust air-flow that 3 stone lining chamber of body 2 region in middle part generates, it will not It draws transfer window 4 and center feeding inlet 5 enters the air of machine, avoid the fallback of gumming dedusting.

Fig. 6 is independent air draught chamber provided by the utility model and middle part body and air draught center material bin assembling schematic diagram. The upper aspiration channel 10 of independent air draught chamber 9 is passed through from the bottom sheet 20 of air draught center material bin 13, is connected to gumming dust pelletizing system Pipeline.In this way, the air-suction duct of gumming dust pelletizing system directly aspirates the dust air-flow that 3 stone lining chamber of body 2 region in middle part generates, no The air that center feeding inlet 5 enters machine can be drawn, the fallback of gumming dedusting is avoided.

Independent air draught chamber 9 shown in Fig. 4 also may be mounted in intrinsic old type, it is only necessary to stone lining chamber 2, top Cascade feed bucket 1 or center material bin 8 make a small amount of modification: i.e. in the Cascade feed bucket 1 of the upper ring plate of stone lining chamber 2 and top Or the bottom sheet 20 of center material bin 8 opens corresponding pore.Intrinsic interior circulation type can be transformed by independent air draught chamber 9 Gumming dedusting vertical shaft type impact crusher.

Fig. 7 is middle part air draught stone lining chamber schematic diagram provided by the utility model.Middle part air draught stone lining chamber 14 combines stone lining Chamber 2 and air suction function are made of internal flap 15, upper seal ring 16, outer ring plate washer 17, upper aspiration channel 10 etc..Internal flap 15, upper seal ring 16, the space that outer ring plate washer 17 surrounds, spoil pile form stone lining chamber in lower section, and the space above stone lining chamber can accommodate dust sky Gas, this space are not divided, and upper aspiration channel 10 is mounted in seal ring 16, and upper aspiration channel 10 is from this spatial decimation dust Air.

Fig. 8 is middle part air draught stone lining chamber provided by the utility model and middle part body assembling schematic diagram.Middle part air draught stone lining Chamber 14 is packed into body 3 in the middle part of crusher as a component, can very easily assemble and disassemble, replace different lumen type.

Fig. 9 is that middle part air draught stone lining chamber provided by the utility model and middle part body and the assembling of air draught Cascade feed bucket are illustrated Figure.Separate hopper 6 is reloaded on the basis of Fig. 8, the upper aspiration channel 10 of air draught Cascade feed bucket 12, middle part air draught stone lining chamber 14 is worn The bottom sheet 20 for crossing air draught Cascade feed bucket 12 is connected to gumming dust pelletizing system, the straight-through middle part air draught stone lining chamber of upper aspiration channel 10 The pipeline in the space that 14 internal flap 15, upper seal ring 16, outer ring plate washer 17 surround, gumming dust pelletizing system is straight by upper aspiration channel 10 The dust air for extracting this space is connect, the outside air entered from center feeding inlet 5 and transfer window 4 is not drawn, extracts dust Air it is high-efficient.

Figure 10 is that middle part air draught stone lining chamber provided by the utility model and middle part body and the assembling of center pan feeding top are illustrated Figure.Separate hopper 6 is reloaded on the basis of Fig. 8, the upper aspiration channel 10 of air draught center material bin 13, middle part air draught stone lining chamber 14 is worn The bottom sheet 20 for crossing air draught center material bin 13 is connected to gumming dust pelletizing system, the straight-through middle part air draught stone lining chamber of upper aspiration channel 10 The pipeline in the space that 14 internal flap 15, upper seal ring 16, outer ring plate washer 17 surround, gumming dust pelletizing system is straight by upper aspiration channel 10 The dust air for extracting this space is connect, does not draw the outside air entered from center feeding inlet 5, extracts the efficiency of dust air It is high.

Figure 11 is air draught type overflow downcomer schematic diagram provided by the utility model.Air draught type overflow downcomer 18 is the upper aspiration channel that will struggle against 19 pass through bottom sheet 20, and bucket lower baffle 21 is connected under bottom sheet 20.

Figure 12 is middle part body provided by the utility model and above opens stone lining chamber assembling schematic diagram.On open stone lining chamber 22 be by Middle part stone lining chamber 2 eliminates the product of upper sealing plate and inner ring plate, is to be used cooperatively with air draught type overflow downcomer 18.

Figure 13 is air draught type overflow downcomer provided by the utility model and middle part body assembling schematic diagram.Middle part body 3, on open Stone lining chamber 22 and air draught type overflow downcomer 18 assemble, and the bucket lower baffle 21 of air draught type overflow downcomer 18, bottom sheet 20 and above open stone lining chamber 22 outer ring plate or the exterior panel of middle part body 3 surround an annular space.It is stone lining chamber below annular space, rotor 7 is cast Building stones and air out generate a large amount of positive pressure dust in this region.The top of annular space passes through several upper aspiration channels 19 that struggle against Couple gumming dust pelletizing system.The pipeline of gumming dust pelletizing system is empty by the dust that the upper aspiration channel 19 that struggles against directly extracts annular space Gas does not draw the outside air entered from center feeding inlet 5 and transfer window 4, extracts the high-efficient of dust air.

Figure 14 is air draught type center provided by the utility model bucket schematic diagram.Air draught type center bucket 23 is the upper aspiration channel that will struggle against 19 pass through bottom sheet 20, and bucket lower baffle 21 is connected under bottom sheet 20.

Figure 15 is air draught type center provided by the utility model bucket and middle part assembling schematic diagram.Middle part body 3, on open stone lining Chamber 22 and air draught type center bucket 23 assembling, air draught type center bucket 23 bucket lower baffle 21, bottom sheet 20 with above open stone lining chamber 22 Outer ring plate or the exterior panel at middle part 3 surround an annular space.It is stone lining chamber, the building stones that rotor 7 is cast out below annular space A large amount of positive pressure dust is generated in this region with air.The top of annular space couples gumming by several upper aspiration channels 19 that struggle against Dust pelletizing system.The pipeline of gumming dust pelletizing system directly extracts the dust air of annular space by the upper aspiration channel 19 that struggles against, and does not draw The outside air entered from center feeding inlet 5, extracts the high-efficient of dust air.

Figure 16 is gumming dedusting vertical shaft type impact crusher lower part provided by the utility model aspiration channel schematic diagram.Lower part machine The two sides tapping channel side wall connection of body 25 has lower part aspiration channel 24, and lower part aspiration channel 24 is connected with gumming dust pelletizing system, removes Powder dust pelletizing system extracts the dust air for reaching lower part blanking channel by lower part aspiration channel 24.

Figure 17 is that gumming dedusting vertical shaft type impact crusher inner air provided by the utility model flows to schematic diagram.It is extraneous Air enters from the center feeding inlet 5 and transfer window 4 of air draught type overflow downcomer 18, and the air of entrance is together by 7 top of rotor Negative pressure sucking, accelerates through rotor 7, and air and material are dished out from the projectile mouth high speed of rotor 7, hit in the body 3 of middle part on open The stone lining accumulated on chamber 22.Material is broken to generate a large amount of dust, mixes with air to form positive pressure dust air, positive pressure dust is empty Gas is drawn into gumming dust pelletizing system by aspiration channel 19 on the bucket above stone lining chamber, carries out gumming dedusting operation.Part is under material The dust air fallen is drawn into gumming dedusting by lower part aspiration channel 24 when reaching lower part 24 region of aspiration channel of lower part body 25 System.

Figure 18 is aspiration channel and gumming dust pelletizing system on gumming dedusting vertical shaft type impact crusher provided by the utility model Couple schematic diagram.Upper aspiration channel 10 shares 4 in this example, is evenly arranged on the bottom sheet 20 of air draught type overflow downcomer 18, equably from The zone of positive pressure draw dust air of crusher chamber.The upper surface of aspiration channel 10 merges in the top of air draught type overflow downcomer 18, then with remove Powder dust pelletizing system exhaust column 26 couples, and the dust air of absorption enters gumming dust pelletizing system and carries out gumming dedusting operation.Feed pipe 27 enter the channel of air draught type overflow downcomer 18 for broken material.

Above-mentioned combination attached drawing carries out exemplary description to the utility model, it is clear that the realization of the utility model is not by above-mentioned The limitation of mode, if the various improvement carried out using the method concept and technical solution of the utility model, or incited somebody to action to be improved The contemplated methods and technical solution of the utility model directly apply to other occasions, in the protection scope of the utility model It is interior.

Claims (6)

1. gumming dedusting vertical shaft type impact crusher, characterized in that inhaled in the gumming dedusting vertical shaft type impact crusher setting Air hose is directly communicated with the positive pressure air space of rotor outer periphery, and the upper aspiration channel is not straight with other air normal pressures, negative pressure space It connects and communicates, the upper aspiration channel and other air normal pressures, negative pressure space, which only pass through rotor channel and formed, indirect communicates relationship, institute Aspiration channel is stated to communicate with the air draft pipe of gumming dust pelletizing system.

2. gumming dedusting vertical shaft type impact crusher according to claim 1, characterized in that further include lower aspiration channel and suction Vane road, lower aspiration channel are mounted on air draught circuit lower part, and upper aspiration channel is mounted on air draught circuit top, upper aspiration channel and air sucking ring Road, lower aspiration channel form independent air draught chamber, and lower aspiration channel protrudes into above the stone lining chamber in the middle part of vertical shaft type impact crusher, stone lining chamber Circumferential direction has vertical partition, and stone lining chamber is divided into independent space one by one by vertical partition, the space cloth that each vertical partition is partitioned into It is equipped with a lower aspiration channel.

3. gumming dedusting vertical shaft type impact crusher according to claim 1, characterized in that by internal flap, upper seal ring, outer Ring plate washer encloses composition middle part air draught stone lining chamber, and upper aspiration channel is mounted in seal ring, and upper aspiration channel passes through air draught Cascade feed The bottom sheet of bucket or air draught center material bin, then it is connected to gumming dust pelletizing system.

4. gumming dedusting vertical shaft type impact crusher according to claim 1, characterized in that upper aspiration channel and Cascade feed Bucket, bucket lower baffle are combined into air draught type overflow downcomer, and the upper aspiration channel is the upper aspiration channel that struggles against, and aspiration channel passes through air draught on the bucket The bottom sheet of formula overflow downcomer, bucket lower baffle are connected under bottom sheet, by cross the bucket lower baffle of air draught type overflow downcomer, bottom sheet with The exterior panel of middle part body surrounds an annular space, is stone lining chamber below annular space.

5. gumming dedusting vertical shaft type impact crusher according to claim 1, characterized in that upper aspiration channel and center pan feeding Bucket is combined into air draught type center bucket, and the upper aspiration channel is the upper aspiration channel that struggles against, and aspiration channel passes through air draught type material bin on the bucket Bottom sheet, bucket lower baffle is connected under bottom sheet, passes through the bucket lower baffle of air draught type material bin, bottom sheet and middle part body Exterior panel surrounds an annular space, is stone lining chamber below annular space.

6. gumming dedusting vertical shaft type impact crusher according to claim 1, characterized in that gumming dedusting Background Art Vertical shaft impact The two sides tapping channel side wall connection of crusher lower body has lower part aspiration channel, the pumping of lower part aspiration channel and gumming dust pelletizing system Air hose is connected.