CN206881869U - A kind of pulverizer - Google Patents
A kind of pulverizer Download PDFInfo
- Publication number
- CN206881869U CN206881869U CN201720712732.2U CN201720712732U CN206881869U CN 206881869 U CN206881869 U CN 206881869U CN 201720712732 U CN201720712732 U CN 201720712732U CN 206881869 U CN206881869 U CN 206881869U
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- Prior art keywords
- tooth
- fluted disc
- comminuted
- crusher chamber
- air inlet
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- 239000000463 material Substances 0.000 claims abstract description 102
- 238000007873 sieving Methods 0.000 claims abstract description 13
- 238000009423 ventilation Methods 0.000 claims abstract description 4
- 210000000515 tooth Anatomy 0.000 claims description 149
- 239000010410 layer Substances 0.000 claims description 32
- 238000001816 cooling Methods 0.000 claims description 15
- 230000005540 biological transmission Effects 0.000 claims description 12
- 239000000843 powder Substances 0.000 claims description 12
- 230000008859 change Effects 0.000 claims description 9
- 239000000498 cooling water Substances 0.000 claims description 9
- 230000009471 action Effects 0.000 claims description 3
- 238000005422 blasting Methods 0.000 claims description 3
- 239000011229 interlayer Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 14
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- 238000003801 milling Methods 0.000 description 6
- 239000002245 particle Substances 0.000 description 5
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- 238000002955 isolation Methods 0.000 description 2
- 238000005461 lubrication Methods 0.000 description 2
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- 230000015556 catabolic process Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
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- 235000013305 food Nutrition 0.000 description 1
- -1 gap can increase Substances 0.000 description 1
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
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- 235000012054 meals Nutrition 0.000 description 1
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- Crushing And Pulverization Processes (AREA)
Abstract
The utility model discloses a kind of pulverizer, including casing, charging aperture is provided with casing, crusher chamber is provided with casing, charging aperture connects with crusher chamber, is communicated with air inlet below charging aperture, during work, material to be comminuted falls from charging aperture, and the pre-dispersed object to be comminuted of air inlet ventilation simultaneously cools down material to be comminuted and crusher chamber.The temperature that the utility model can effectively reduce material improves the sieving rate of material, while can also reduce the temperature of crusher body, extends the service life of pulverizer.
Description
Technical field
It the utility model is related to crushing field, and in particular to a kind of pulverizer.
Background technology
Pulverizer is the machinery that large-sized solid material is crushed to desired size.The operation principle of pulverizer is to utilize
At a high speed rotation moving teeth to material carry out repeatedly impact collision, mill to realize crushing and processing operation, repeatedly impact collision,
Particle intracavitary can produce substantial amounts of heat in mill processes, if radiated not in time, the heat largely assembled will cause powder
Broken machine temperature rise is too high, the service life of bearing running hot influence pulverizer, and the temperature of charge for also resulting in crushing is too high, especially
It is that some heat sensitive materials can be heated qualitative change, tacky, is unfavorable for the serious problems further crushed：(1) become fragile for low temperature, it is high
Temperature softens, the increased material of toughness after moisture absorption, it is difficult to crush.(2) when fine powder requires 20 mesh -60 mesh, disintegrator load is big, production
Measure low.(3) crusher cavity temperature is too high during comminuted food products medicine, and the residual single impurity increase of product, influences product after micro mist qualitative change
Quality.
The continuation of material is crushed in order to improve pulverizer, and the grindability to special temperature-sensitive material, having must
A kind of more advanced pulverizer is provided.
Utility model content
The purpose of this utility model is to provide a kind of pulverizer, and the pulverizer in the utility model passes through under charging aperture
Side sets ventilating opening, by introducing cold dry-air blast in ventilating opening, pre-dispersed effect is not only played to material, additionally it is possible to cooling thing
Material, crusher chamber and mucosal structure part, avoid material by blocking under warming, qualitative change, ensure that material persistently crush crush it is efficient
Property.
The utility model is achieved through the following technical solutions：
A kind of pulverizer, including casing, be provided with charging aperture on casing, be provided with crusher chamber in casing, charging aperture with it is broken
The connection of broken chamber, is communicated with air inlet below charging aperture, and during work, material to be comminuted falls from charging aperture, the air intake of air inlet
Material to be comminuted is sent into crusher chamber, and pre-dispersed material to be comminuted cools down material, crusher chamber and mucosal structure to be comminuted simultaneously
Part.
In use, pulverizer front end is equipped with cooled dehumidifier unit, humidity, temperature can be set.Enter from air inlet cold dry
Wind, carry out pre-dispersed to material using cold dry-air blast and cool down material and crusher chamber and mucosal structure part.
Also include transmission device, the impeller being connected with transmission device is additionally provided with crusher chamber, air inlet and impeller are relative
Set, during work, material to be comminuted falls from charging aperture, the pre-dispersed material to be comminuted of air intake of air inlet.Transmission device drives
Wheel rotation plays blasting action, and coordinates the cold dry-air blast of air inlet, changes the movement locus that material to be comminuted enters crusher chamber,
Reduce material and crusher chamber and mucosal structure part temperature simultaneously.Rotary fluted disc and fan blade produce a large amount of wind-force, exacerbate material with
Material, the shock dynamics of material and inside cavity structural member so that crush efficiency further improves, and intracavitary wind-force is big, normal pressure
Greatly, sieve pore blockade is reduced, improves sieving rate.
Impeller includes blade back plate and multiple blades for being evenly distributed on blade back plate, the blade back plate between two neighboring blade
Edge is concave curved surface.
The impeller is provided with 3 points of effects, when increase air inlet air quantity, while rapid dispersion material so that crush
Intracavitary material and the cooling of mucosal structure part are rapid.Second, wind-force increases in crushing chamber, material and material, material and cavity are exacerbated
The shock dynamics of inner structural members so that crush efficiency further improves.Third, intracavitary wind-force is big, malleation is powerful, reduces sieve aperture
Block, improve sieving rate.The setting of the concave curved surface of impeller improves wind-force precisely in order to coordinate rotary fluted disc and increased air quantity,
Realize rapid dispersion material and cool down the purpose of material, crushing chamber and its inner structural members.
The fixed gear plate being placed in crusher chamber is fixed with casing lid door, rotary fluted disc, leaf are additionally provided with crusher chamber
Wheel and rotary fluted disc concentric shafts set and are located between rotary fluted disc and fixed gear plate, and rotary fluted disc is connected with transmission device, work
When, rotary fluted disc and fixed gear plate clearance meshing, air inlet ventilation cooperate with air blast during wheel rotation, material are sent to
Sheared, hit, extruded, milled between rotary fluted disc and fixed gear plate, while the cold dry-air blast of air inlet reduces with impeller air blast
The temperature of material and crusher body, improve material sieving rate.This collocation of fixed gear plate, impeller and rotary fluted disc, can root
According to raw meal particle size size, suitably increase and decrease mutual gap, material is sheared, mill, impact effects further embody.
The charging aperture angulation β of air inlet and vertical direction is 60-90 °.When β is 90 °, air inlet is in horizontal linear
Direction, now divulged information to air inlet, almost without windage, speed that the material of whereabouts enters in crusher chamber and pre-dispersed can be improved
Ability.Logical wind is cold dry-air blast.
Charging aperture tiltable is set, and need to only ensure that air inlet and charging aperture angle beta are 60-90 °.
Four holes opens up on rotation fluted disc, it is therefore an objective to mitigates the weight of rotation fluted disc so that pulverizer rotating speed can be with
Improve, when being scheduled between 2500-5000r/min, impeller is located at rotating shaft center, and centrifugal force is unlikely to too when rotating at a high speed
Greatly.Rotating speed is higher, and air intake is bigger, and cooling effect, storeroom hit dynamics, sieving rate etc. and be all significantly improved.
It is provided with least one pair of first tooth and at least one pair of second tooth on the rotary fluted disc, the brachium of the first tooth is more than the
The brachium of two teeth.First tooth can be 1-2 pairs, and the second tooth can also be 1-2 pairs.The first tooth and the second tooth takes on rotary fluted disc
Can be with mode：The number of first tooth is less than the logarithm of the second tooth；The logarithm of first tooth is equal to the number of the second tooth.Such as：The
One tooth is a pair, and the second tooth is 2 pairs, and the two is evenly distributed on rotary fluted disc；First tooth is 1 pair, and the second tooth is 1 pair；First
Tooth is 2 pairs, and the second tooth is 2 pairs, and the first tooth is 1 pair, and the second tooth is 2 pairs or 3 pairs；First tooth is 2 pairs, and the second tooth is 2 pairs.The
The increase of one tooth and the second number of teeth amount can improve the crushing number in the unit interval, final to improve broken efficiency.
The blade of the blade of first tooth and the second tooth is wedge shape or stairstepping.During work, turn clockwise, rotary fluted disc
By the conversion of wide arc gap to small―gap suture between fixed gear plate, play and material is extruded, the effect of milling.In addition, the first tooth and
Two teeth also play the effect of milling to material in addition to playing and material impacting is crushed with fixed gear plate.
Wherein heart concentric shafts are provided with internal gear layer and external gear layer on fixed gear plate, during work, including the second tooth
Rotation passes through between the gap of gear layer and external gear interlayer, and the first tooth rotates outside external gear layer to be passed through.On the rotary fluted disc
At least one pair of first tooth and at least one pair of second tooth are provided with, the brachium of the first tooth is more than the brachium of the second tooth.First tooth can be with
For 1-2 pairs, the second tooth can also be 1-2 pairs.The collocation mode of the first tooth and the second tooth can be on rotary fluted disc：First tooth
Logarithm is less than the logarithm of the second tooth；The logarithm of first tooth is equal to the logarithm of the second tooth.Such as：First tooth is a pair, and the second tooth is 2
Right, the two is evenly distributed on rotary fluted disc；First tooth is 1 pair, and the second tooth is 1 pair；First tooth is 2 pairs, and the second tooth is 2 pairs,
First tooth is 1 pair, and the second tooth is 2 pairs or 3 pairs；First tooth is 2 pairs, and the second tooth is 2 pairs.The increase of first tooth and the second number of teeth amount
The crushing number in the unit interval can be improved, it is final to improve broken efficiency.
Fixed gear plate internal gear layer is evenly distributed with multiple interior fixing tooths along its circular orbit, and external gear layer is along its circular rails
Road is evenly distributed with multiple outer fixing tooths, and interior fixing tooth and outer fixing tooth are mountain type shape.The mountain of interior fixing tooth and outer fixing tooth
Type structure, in running, the first tooth of rotary fluted disc, the gap between the internal gear layer and external gear layer by fixed gear plate
When skimming over, because interior fixing tooth and outer fixing tooth are chevron shape, when the first tooth skims over interior fixing tooth and outer fixed backlash, material
Start to be sheared, mill.This tooth type structures so that the extruding space between material and material undergoes one from big to small, then
Ascending progressive formation.After material extruding, milling, then the extruding space between material and material is adjusted, undergone again
One from big to small, ascending progressive formation, and material is extruded again, milled, multiple extruding, milling improves powder
Broken efficiency and quality.This flute profile of fixed gear plate and active toothed disk are wedge-shaped or when step-like tooth collocation uses, and extruding is empty
Between change from big to small become apparent, can more improve crushing efficiency, coordinate the air blast of impeller, material and active toothed disk in cavity,
Material and material, the impact of material and cavity etc. greatly increase, while air blast can improve the sieving rate of material.Rotary fluted disc
First tooth and the second tooth can be determined according to material particular diameter size to be comminuted, stitched each via the size in fixed gear plate gap
Gap is smaller, and caused powder is thinner.
Interior fixing tooth and outer fixing tooth are to shift to install on fixed gear plate, and the transverse tooth thickness of interior fixing tooth is more than outer fixing tooth
Transverse tooth thickness, the mountain type shape radian of interior fixing tooth is more than the mountain type shape radian of outer fixing tooth, and the mountain type shape of interior fixing tooth has 2 the
One matrix face, the mountain type shape of outer fixing tooth have 2 the second matrix faces, and the radian in the first matrix face is less than the arc in the second matrix face
Degree.
Also include main shaft, the impeller and rotary fluted disc are socketed on main shaft, and main shaft front and back end has respectively been arranged in series 2
Bearings, each bearings contact with recirculated cooling water chuck layer, and bearing cooling effect is obvious.Main shaft front and back end uses
Single bearing stress has been shared in four bearings, this design, reduces the probability that single-bearing damages by fatigue, further
Reduce because single-bearing fatigue is fallen apart, cause active toothed disk to break the risk of fixed gear plate.There are 3mm bushings between pairing bearing and bearing
Isolation.Bearing lubrication has oil nozzle, and bearing cooling uses chuck circulating water cooling, there is recirculated water water inlet pipe and water outlet pipe interface.
Four plum blossom handles are evenly arranged with the lid door of pulverizer.The door is positioned with bearing pin, using four plum blossom handles
Locking, this structure conveniently install sealing gasket additional, also overcome because monolever is locked, put forth effort only a point, lid door and be easily deformed,
Cause Lou powder phenomenon.
Recirculated cooling water chuck layer is additionally provided with casing, 2 or more than 2 are provided with recirculated cooling water chuck layer
Cooling duct.This set make it that the cooling effect of whole pulverizer is preferable, can effectively prevent powder from gluing chamber, viscous cutterhead shows
As.
The utility model compared with prior art, has the following advantages and advantages：
1st, the utility model can effectively reduce the temperature of material, improve the sieving rate of material, while can also reduce powder
The temperature of broken machine body, extend the service life of pulverizer.
2nd, the utility model enters the collocation setting of cold dry-air blast by wheel rotation air blast and air inlet so that wind-force in cavity
Increase, material hits dynamics increase with storeroom, improves the crush efficiency of material, reduces the plugging rate of screen cloth, reduce simultaneously
The temperature of material, prevent powder qualitative change, viscous chamber, glutinous cutterhead.
3rd, the setting of the shape of the tooth on fixed gear plate so that extruding space between material and material undergoes one from big
To small process, the extruding efficiency and degradation rate of material are improved.
4th, the gap of the first tooth and the second tooth wedge shape and the gear layer on fixed gear plate is arranged in pairs or groups on rotary fluted disc, Neng Gouyou
Effect utilizes comminuting space, and taking for the crushing area of material, the particularly fixing tooth of the first tooth and mountain type is improved within the unit interval
Match somebody with somebody, enable to the extruding space experience one between material and material ascending again from big to small, be gradually extruded, grind
Mill, then the extruding space between material and material is adjusted, gradually extruded, milled again, improve crush efficiency and quality.
Brief description of the drawings
Accompanying drawing described herein is used for providing further understanding the utility model embodiment, forms the one of the application
Part, the restriction to the utility model embodiment is not formed.In the accompanying drawings：
Fig. 1 is the utility model structure diagram.
Fig. 2 is blade wheel structure schematic diagram of the present utility model.
Fig. 3 is rotation gear structure schematic diagram of the present utility model.
Fig. 4 is fixed gear structural representation of the present utility model.
Mark and corresponding parts title in accompanying drawing：
1- casings, 2- charging apertures, 3- air inlets, 4- fixed gear plates, the outer fixing tooths of 41-, fixing tooth in 42-, 5- impellers,
51- concave curved surfaces, 52- blades, 6- rotary fluted discs, the teeth of 61- first, the teeth of 62- second, 7- crusher chambers, 8- transmission devices, 81- main shafts.
Embodiment
For the purpose of this utility model, technical scheme and advantage is more clearly understood, with reference to embodiment and accompanying drawing,
The utility model is described in further detail, and exemplary embodiment of the present utility model and its explanation are only used for explaining this
Utility model, it is not intended as to restriction of the present utility model.
Embodiment 1
As shown in figure 1, a kind of pulverizer, including casing 1, charging aperture 2 is provided with casing 1, is provided with casing 1 broken
Chamber 7, charging aperture 2 connect with crusher chamber 7, and the lower section of charging aperture 2 is communicated with air inlet 3, and during work, material to be comminuted is from charging aperture
2 fall, and air inlet 3 leads to cold dry-air blast, and for material when by air inlet, crusher chamber has larger suction, material to be comminuted is sent into broken
Broken chamber, play a part of pre-dispersed material to be comminuted and cool down other interior components of material, crusher chamber 7 and crusher chamber to be comminuted.
Also include transmission device 8, the impeller 5 being connected with transmission device 8, air inlet 3 and impeller are additionally provided with crusher chamber 7
5 are oppositely arranged, and during work, material to be comminuted falls from charging aperture 2, the pre-dispersed material to be comminuted of cold dry-air blast of air inlet 3, pass
The dynamic impeller 5 of device 8, which rotates, plays blasting action, and coordinates the air intake of air inlet 3, changes material to be comminuted and enters crusher chamber
7 movement locus, while reduce material and the temperature of crusher chamber 7 and improve sieving rate.
As shown in Fig. 2 impeller 5 includes blade back plate and the multiple blades 52 being evenly distributed on blade back plate, two neighboring leaf
Leaf back plate edges between piece 52 are concave curved surface 51.
The fixed gear plate 4 being placed in crusher chamber 7 is fixed with casing 1, rotary fluted disc 6, leaf are additionally provided with crusher chamber 7
Wheel 5 and the concentric shafts of rotary fluted disc 6 set and are located between rotary fluted disc 6 and fixed gear plate 4, rotary fluted disc 6 and the phase of transmission device 8
Even, during work, rotary fluted disc 6 and the clearance meshing of fixed gear plate 4, air blast mutual cooperation when the air intake of air inlet 3 rotates with impeller 5
Material is sent between rotary fluted disc 6 and fixed gear plate 4 and is extruded, milled, while the air intake of air inlet 3 rouses with impeller 5
Wind, increase the shock dynamics of wind-force, also strength imparting material in cavity so that percentage of damage increases, while reduces material, crusher body
Temperature, also improve material sieving rate.
The angulation β of charging aperture 2 of air inlet 3 and vertical direction is 60-90 °.When β is 90 °, air inlet 3 is in level
Rectilinear direction, now divulge information to air inlet 3, almost do not suffered a loss without windage, suction, the material entrance that can improve whereabouts is broken
Speed and pre-dispersed ability in chamber 7.Air inlet can be connected with cooled dehumidifier unit, and logical wind is cold dry-air blast.
Four holes opens up on rotation fluted disc, it is therefore an objective to mitigates the weight of rotation fluted disc so that pulverizer rotating speed can be with
Improve, when being scheduled between 2500-4000r/min.Impeller is located at rotating shaft center, and centrifugal force is unlikely to too when rotating at a high speed
Greatly, rotating speed is higher, and air intake is bigger, cooling effect, and storeroom hits dynamics, sieving rate etc. and is all significantly improved.
Embodiment 2,
As shown in figure 3, at least one pair of the first tooth 61 and at least one pair of second tooth 62 are provided with the rotary fluted disc 6, the
The brachium of one tooth 61 is more than the brachium of the second tooth 62.First tooth 61 can be 1-2 pairs, and the second tooth 62 can also be 1-2 pairs.Rotate
The collocation mode of first tooth 61 and the second tooth 62 can be on fluted disc 6：The logarithm of first tooth 61 is less than the logarithm of the second tooth 62；The
The logarithm of one tooth 61 is equal to the logarithm of the second tooth 62.Such as：First tooth 61 is 1 pair, and the second tooth 62 is 2 pairs, and the two is evenly distributed on
On rotary fluted disc 6；First tooth 61 is 1 pair, and the second tooth 62 is 1 pair；First tooth 61 is 2 pairs, and the second tooth 62 is 2 pairs, the first tooth 61
For 1 pair, the second tooth 62 is 2 pairs or 3 pairs；First tooth 61 is 2 pairs, and the second tooth 62 is 2 pairs.First tooth 61 and the quantity of the second tooth 62
Increase can improve crushing number in the unit interval, it is final to improve broken efficiency.
The blade of the blade of first tooth 61 and the second tooth 62 is wedge shape or stairstepping.During work, thing when turning clockwise
Extruding conversion of the space by wide arc gap to small―gap suture between material and material, plays extruding, the effect of milling.In addition, the first tooth
61 and second tooth 62 except play hit crush in addition to, also play the effect of milling with fixed gear plate 4.
Embodiment 3
As shown in figure 4, be provided with internal gear layer and external gear layer around the wherein heart on fixed gear plate 4, during work, the second tooth
62 are rotated between the gap of internal gear layer and external gear interlayer and pass through, and the first tooth 61 rotates outside external gear layer to be passed through, and it passes through
Gap length, determine that particle diameter is big by the particle diameter of material, gap can increase, and particle diameter is small, gap reduce, to improve crushing efficiency.
Internal gear layer is evenly distributed with multiple interior fixing tooths 42 along its circular orbit, and external gear layer is uniform along its circular orbit
Multiple outer fixing tooths 41 are distributed with, interior fixing tooth 42 and outer fixing tooth 41 are mountain type shape (ridges).The interior He of fixing tooth 42
The mountain type shape structure of outer fixing tooth 41, in running, the first tooth 61 of rotary fluted disc 6 by the internal gear layer of fixed gear plate 4 and
When interior fixing tooth 42 and outer fixing tooth 41 are skimmed in gap between external gear layer, because interior fixing tooth 42 and outer fixing tooth 41 are mountain
Shape, when the first tooth 61 skims over interior fixing tooth 42 and outer fixing tooth 41, the material milled by fixed gear plate 4 and rotary fluted disc 6 with
Material cutting friction gap enables to the extruding space experience one between material and material ascending again from big to small
Gradually extrude, mill adjusts the process that the extruding space between material and material gradually extrudes, milled again again, improve crushing
Efficiency and quality.The interior fixing tooth 42 and outer fixing tooth 41 of this flute profile arrange in pairs or groups what is used with wedge-shaped or step-like first tooth 61
When, the change of extruding space from big to small becomes apparent, and can more improve crushing efficiency, coordinates the air blast of impeller 5 simultaneously can
Improve the sieving rate of material.
Embodiment 4
Also include main shaft 81, the impeller 5 and rotary fluted disc 6 are socketed on main shaft 81, and the front and back end of main shaft 81 is respectively connected
2 bearings are provided with, each bearings contact with recirculated cooling water chuck layer, and bearing cooling effect is obvious.Main shaft
81 front and back ends use four bearings, and single bearing stress has been shared in this design, reduce single-bearing and are damaged because of fatigue
Probability, further reduce and fall apart because of single-bearing fatigue, cause active toothed disk to break the risk of fixed gear plate 4.Match bearing and axle
There is the isolation of 3mm bushings between holding.Bearing lubrication has oil nozzle, and bearing cooling uses chuck circulating water cooling, there is recirculated water Inlet and outlet water
Interface tube.
Four plum blossom handles are evenly arranged with the lid door of pulverizer.The door is positioned with two bearing pins, using four plum blossoms
Handle locking, this structure conveniently install sealing gasket additional, also overcome because monolever is locked, it is easy to put forth effort only a point, lid door
Deformation, causes Lou powder phenomenon.
Recirculated cooling water chuck layer is additionally provided with casing 1,2 or more than 2 are provided with recirculated cooling water chuck layer
Cooling duct.This set make it that the cooling effect of whole pulverizer is preferable, can effectively prevent powder qualitative change, glue chamber, glue
Cutterhead phenomenon.
Above-described embodiment, the purpose of this utility model, technical scheme and beneficial effect are entered
One step describes in detail, should be understood that and the foregoing is only specific embodiment of the present utility model, is not used to limit
Determine the scope of protection of the utility model, it is all within the spirit and principles of the utility model, any modification for being made, equally replace
Change, improve, should be included within the scope of protection of the utility model.
Claims (10)
1. a kind of pulverizer, including casing (1), charging aperture (2) is provided with casing (1), crusher chamber is provided with casing (1)
(7), charging aperture (2) is connected with crusher chamber (7), it is characterised in that air inlet (3) is communicated with below charging aperture (2), is worked
When, material to be comminuted is fallen from charging aperture (2), and material to be comminuted is sent into crusher chamber (7) and pre-dispersed by the air intake of air inlet (3)
Material to be comminuted cools down material to be comminuted and the other structures part of crusher chamber (7) and intracavitary simultaneously.
2. a kind of pulverizer according to claim 1, it is characterised in that also interior including transmission device (8), crusher chamber (7)
The impeller (5) being connected with transmission device (8) is additionally provided with, air inlet (3) and impeller (5) are oppositely arranged, during work, thing to be comminuted
Material falls from charging aperture (2), and the pre-dispersed material to be comminuted of air inlet (3) ventilation, transmission device (8) impeller (5) rotates
To blasting action and coordinate the air intake of air inlet (3) to change material to be comminuted into the movement locus of crusher chamber (7), reduce simultaneously
Material and temperature in crusher chamber (7) simultaneously improve sieving rate.
3. a kind of pulverizer according to claim 2, it is characterised in that impeller (5) includes blade back plate and is evenly distributed on
Multiple blades (52) on blade back plate, the leaf back plate edges between two neighboring blade (52) are concave curved surface (51).
4. a kind of pulverizer according to claim 2, it is characterised in that be fixed with casing (1) and be placed on crusher chamber (7)
Interior fixed gear plate (4), crusher chamber (7) is interior to be additionally provided with rotary fluted disc (6), and impeller (5) is set with rotary fluted disc (6) concentric shafts
And between rotary fluted disc (6) and fixed gear plate (4), rotary fluted disc (6) is connected with transmission device (8), during work, rotary fluted disc
(6) with fixed gear plate (4) clearance meshing, air blast mutual cooperation, material is sent when the air intake of air inlet (3) rotates with impeller (5)
Enter to being sheared, extrude, mill between rotary fluted disc (6) and fixed gear plate (4), while air inlet (3) ventilation and impeller (5) drum
Wind reduces temperature and the temperature of crusher body caused by crushing material, and improves powder material sieving rate.
5. a kind of pulverizer according to claim 4, it is characterised in that be provided with least one on the rotary fluted disc (6)
Individual first tooth (61) and at least one second tooth (62), the brachium of the first tooth (61) are more than the brachium of the second tooth (62).
6. a kind of pulverizer according to claim 5, it is characterised in that the blade of the first tooth (61) and the second tooth (62)
Blade is wedge shape or stairstepping.
7. a kind of pulverizer according to claim 4, it is characterised in that around wherein heart concentric shafts on fixed gear plate (4)
It is provided with internal gear layer and external gear layer, during work, the second tooth (62) rotates between the gap of internal gear layer and external gear interlayer
By the way that the first tooth (61) rotates outside external gear layer to be passed through.
8. a kind of pulverizer according to claim 7, it is characterised in that internal gear layer is evenly distributed with along its circular orbit
Multiple interior fixing tooths (42), external gear layer are evenly distributed with multiple outer fixing tooths (41), interior fixing tooth (42) along its circular orbit
It is mountain type tooth with outer fixing tooth (41).
9. a kind of pulverizer according to claim 1, it is characterised in that two bearing pins are uniformly arranged in the lid door of pulverizer
Positioning, there is four plum blossom handle locking lid doors so that 4 stress of lid door, is unlikely to deformation leakage powder.
10. a kind of pulverizer according to claim 4, it is characterised in that recirculated cooling water folder is additionally provided with casing (1)
Jacket layer, is provided with the cooling duct of 2 or more than 2, in addition to main shaft (81) in recirculated cooling water chuck layer, impeller (5) and
Rotary fluted disc (6) is socketed on main shaft (81), and main shaft (81) front and back end has each been arranged in series 2 bearings, each
Bearings contact with recirculated cooling water chuck layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720712732.2U CN206881869U (en) | 2017-06-19 | 2017-06-19 | A kind of pulverizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720712732.2U CN206881869U (en) | 2017-06-19 | 2017-06-19 | A kind of pulverizer |
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| CN206881869U true CN206881869U (en) | 2018-01-16 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107185683A (en) * | 2017-06-19 | 2017-09-22 | 陈启兴 | A kind of self-cooled Highefficientpulverizer |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107185683A (en) * | 2017-06-19 | 2017-09-22 | 陈启兴 | A kind of self-cooled Highefficientpulverizer |
| CN107185683B (en) * | 2017-06-19 | 2023-02-03 | 陈启兴 | Self-cooled efficient pulverizer |
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