CN105234009B - A kind of high speed swash plate grader - Google Patents

Abstract

The present invention relates to a kind of high speed swash plate grader, drum assembly is located in rotary drum case, rotary drum case includes the overflow case on top and the underflow case of bottom, in fornix shape and top center by overflow case top closure at the top of overflow case, the periphery bottom of overflow case is provided with overflow discharging opening, and the periphery bottom of underflow case is provided with underflow discharging opening；Overflow case top cap central is plugged with feed pipe, and feed pipe lower end is inserted into the inner chamber bottom of drum assembly, and the mid diameter maximum of drum assembly is evenly distributed with multiple rotary drum underflow openings, and rotary drum underflow opening is connected with underflow discharging opening by runner；Multiple rotary drum overfalls are evenly distributed with the top circumference of drum assembly, rotary drum overfall is connected with overflow discharging opening by runner；The bottom centre of drum assembly is fixed on the armature spindle upper end of main motor, and main motor is fixed on the inner chamber of base, and the upper port of base is fixedly connected with the lower end of underflow case.The grader yield of the present invention is big, and effect is good.

Description

A kind of high speed swash plate grader

Technical field

The present invention relates to a kind of grader, more particularly to a kind of high speed swash plate grader, belong to preparation equipment technical field.

Background technology

Wet dressing is main to be made up of broken, ore grinding, classification, flotation, press filtration Deng Ji roads workshop section, and raw ore is by broken ore grinding Particle diameter reaches 74um or so afterwards, is sent in cyclone and is classified, and the underflow after classification enters concentrate flotation workshop section, overflow one As have two whereabouts, one is the direct last person, and two are sent in mine tailing flotation workshop section, and the concentrate obtained after flotation is obtained by press filtration To finished product.

By the end of the end of the year 2013, China's mine tailing accumulation volume of cargo in storage is up to 14,600,000,000 tons.China's mine tailing yield 16.49 in 2013 Hundred million tons, increase by 1.73% on a year-on-year basis.The features such as current ore resource generally has poor, thin, miscellaneous, the i.e. grade of ore are low, disseminated grain size Carefully, complicated occurrence state, it is therefore desirable to which pulverizing and jevigating, which is sorted, can just obtain high-grade concentrate, while being produced after ore dressing substantial amounts of Aqueous micro-size fraction mine tailing.Current country proposes clearly specific in terms of the policy about mine construction for recovery rate in ore-dressing Requirement.

The particle contained in the overflow of cyclone is thinner, and average grain diameter is typically in below 38um, and traditional classifying equipoment is Through can not effectively be classified the particle of this part, general ore dressing plant can by its direct last person, can so cause mine tailing amount big and The low problem of metal recovery rate.The useful metal of this part is such as reclaimed by flotation, microfine can consume substantial amounts of flotation medicine Agent, causes beneficiation cost to rise, and recovering effect is also bad, and obtained concentrate grade is low.

Equipment currently used for micro-size fraction ore pulp graded desliming operation is hydrocyclone and lamella thickener, waterpower rotation Flow device main by cylindrical section, conical section, feed pipe, sand settling mouth, overflow pipe composition, sand settling mouth is arranged on bottom, and overflow pipe is inserted in Between cylindrical section.Cyclone transfixion itself, device interior work is squeezed into by pump by material along cylindrical tube tangential direction Make, the big time stage effect of barrel diameter is deteriorated；What such as feed force was controlled is bad, then grading effect is deteriorated；By its simple knot Structure is limited, and effectiveness of classification is not high, and separate unit disposal ability is small, and feed is uneven between being largely installed in parallel cyclone, and effectiveness of classification is not high, Sometimes plural serial stage is needed to carry out desliming operation.

Lamella thickener is mainly made up of upper box body and bottom cone, and tilting swash plate group is contained in upper box body, There is the overflow launder of insertion above swash plate group.Lamella thickener passive delivery, equipment is static, causes its low production efficiency, classification Concentrated effect is poor；In order to improve production efficiency, more swash plates need to be set, cause floor space big, cost of investment is high.In use Swash plate is yielding, aging etc., and overflow is easily run thick, multistage desliming process is needed sometimes or with appropriate amount selective flocculant, plus Factory's backwater reuse is selected in environmental pollution again, influence.

The content of the invention

, can be with it is an object of the present invention to overcome problems of the prior art there is provided a kind of high speed swash plate grader Efficiently micro-size fraction ore pulp is classified.

To solve above technical problem, a kind of high speed swash plate grader of the invention, including rotary drum case and positioned at rotary drum The drum assembly of case inner chamber, underflow case of the rotary drum case by superposed overflow case and positioned at bottom surround and Into the top of, the overflow case in fornix shape and top center by overflow case top closure, the periphery of the overflow case Bottom is provided with overflow discharging opening, and the periphery bottom of the underflow case is provided with underflow discharging opening；In the overflow case top cover The heart is plugged with feed pipe, and the axis of the lower end edge drum assembly of the feed pipe is inserted into the inner chamber bottom of drum assembly, and institute The lower end periphery of feed pipe is stated provided with the feed pipe flinger ring for preventing liquid upstream；The mid diameter maximum of the drum assembly Multiple rotary drum underflow openings are evenly distributed with, the rotary drum underflow opening is connected with the underflow discharging opening by runner；Described turn Multiple rotary drum overfalls are evenly distributed with the top circumference of drum component, the rotary drum overfall passes through with the overflow discharging opening Runner is connected；The bottom centre of the drum assembly is fixed on the armature spindle upper end of main motor, and the main motor is fixed on bottom The inner chamber of seat, the upper port of the base is fixedly connected with the lower end of the underflow case.

Relative to prior art, the present invention achieves following beneficial effect：When 1. working, drive of the drum assembly in main motor Dynamic lower rotation at a high speed produces very big centrifugal force, rotary drum case and feed pipe transfixion, and material enters rotary drum group by feed pipe The inner chamber bottom of part, in the presence of feed pipe flinger ring and centrifugal force, the runner into drum assembly is carried out after rotating separation, Light phase material is after the rotary drum overfall discharge on drum assembly top, and the overflow for reaching overflow case periphery bottom through runner discharges Mouth is simultaneously discharged；Concentrated phase material reaches underflow cover after the rotary drum underflow opening discharge of drum assembly mid diameter maximum through runner The underflow discharging opening of shell periphery bottom is simultaneously discharged, and so realizes the classification of light phase material and concentrated phase material.2. point of the invention Level machine itself contains power source, and drum assembly rotates at a high speed, produces powerful centrifugal force field, can accelerate the sedimentation point of microfine From production efficiency is high, and effectiveness of classification is high, and treating capacity is big.3. grader floor space of the invention is small, equipment investment and capital construction cloth The costs such as pipe are low.4. limited small by feed force, graded index is stable.5. main motor is built-in and directly drives drum assembly, greatly Drive disk assembly has been saved greatly, has made equipment compacter, the gross weight and appearance and size of equipment has been greatly reduced, is easy to whole Transporting And lifting, save manufacturing cost.6. shape is sequentially stacked by base, underflow case and overflow case outside grader of the invention Into the entirety of a closing, external without any rotary part, security is good, and profile is succinctly attractive in appearance.7. rotary drum group of the invention Part and main motor coaxial line, the overall axisymmetricly state of rotation portion, are conducive to equipment to keep dynamic balancing, axle when high speed rotates The force-bearing situation of bearing portion position is good, and service life is long.8. compared with using traditional hydrocyclone or lamella thickener classification, this The high speed swash plate grader floor space of invention is small, and production efficiency is high, invests low, effectiveness of classification is high, simplifies Desliming process, greatly The big rate of recovery for improving purpose metal, without using multistage desliming, without addition flocculant, reduces reagent cost and favourable In pollution of the reduction to environment.

As the improvement of the present invention, the inner chamber of the overflow case is provided with overflow inner casing, and the overflow inner casing envelope is in institute State and inner casing apical ring is connected with the top of the upper periphery of drum assembly, the overflow inner casing, the inner casing apical ring is located at described turn The lower outer of drum overfall；It is connected with each other between the overflow inner casing and the overflow case by overflow discharging ring, it is described Overflow discharging ring is rounded in the shape of a spiral along the chuck of the overflow case and minimum position is docked with the overflow discharging opening； The inner chamber of the underflow case be provided with underflow inner casing, the underflow inner casing envelope the drum assembly lower, outer perimeter, it is described The top of underflow inner casing is located on the inside of the lower section of the rotary drum underflow opening, passes through between the underflow inner casing and the underflow case Underflow discharging ring is connected with each other, and the underflow discharging ring rounds and lowest part along the chuck of the underflow case in the shape of a spiral Docked with the underflow discharging opening position.

When grader is in running order, drum assembly rotates at a high speed, rotary drum of the light phase material from drum assembly top After overfall discharge, outwards flown out under huge centrifugal action, cross the endoporus of inner casing apical ring, into overflow case and overflow In chuck between inner casing, fall in overflow discharging ring, along overflow discharging ring rotate it is descending, the minimum position of overflow discharging ring with Overflow discharging opening is docked, and light phase material is discharged.Concentrated phase material is after the rotary drum underflow opening discharge in the middle part of drum assembly, huge Outwards fly out, into the chuck between underflow case and underflow inner casing, fall in underflow discharging ring, the bottom of along under centrifugal action Stream discharging ring rotation is descending, and the minimum position of underflow discharging ring is docked with underflow discharging opening, and concentrated phase material is discharged.

When grader needs cleaning, stop material supply, clear water enters from feed pipe, and drum assembly is maintained at high speed shape Spin for some time under state, clear water is washed to the inner chamber of material flow path and drum assembly, and then clear water is from rotary drum overfall Fly out, respectively clean up overflow discharging ring and underflow discharging ring with rotary drum underflow opening, overflow discharging ring and underflow discharging ring Whole process, can be clean by thoroughly cleaning without dead angle.Then the rotating speed of drum assembly is reduced, centrifugal force diminishes, rotary drum overfall Water outlet fallen from the endoporus of inner casing apical ring, flow, the outer wall of drum assembly carried out along the outer wall of drum assembly from top to bottom Cleaning.The top of underflow inner casing is located on the inside of the lower section at drum assembly maximum gauge, rinse water is fallen in underflow discharging ring.

As a further improvement on the present invention, depression forms up-small and down-big to the bottom center region of the drum assembly upwards And be the rotary drum cavity in isosceles trapezoid section, rotary drum fan is installed, the rotary drum fan is high in center in the rotary drum cavity The low taper in periphery, the center of the rotary drum fan is fixed on the armature spindle of the main motor；The inner chamber of the base is provided with With the base inner casing of base coaxial line, it is connected with each other by base gusset between the internal perisporium of the base inner casing and base, institute The upper end cover for stating main motor stretches out the periphery of motor body and is fixedly connected in the upper port of the base inner casing, described Main motor upper end cover is evenly distributed with the circumference of outer rim in lid air vent on multiple motors, the lower circumference of the base It is respectively equipped with the fresh air inlet that multiple inner chambers with the base inner casing are communicated；The highest position of the underflow discharging ring is less than described The upper limb of underflow inner casing；The lower section of the rotary drum fan is provided with drip tray, and the drip tray is in low inside and high outside taper, described to connect The inner edge of water pond is provided with the flanging being folded upward at, and the flanging is embedded in the annular groove of the rotary drum fan lower surface, described The periphery of drip tray is provided with the annular deep gouge to lower recess, and the middle part of the underflow inner casing short transverse is provided with spilled water hole, described Spilled water hole is communicated with the bottom of the annular deep gouge, and the axis of the axis of the spilled water hole and the underflow discharging opening is positioned at same In individual perpendicular.

Because main motor is underlying, main motor region can not have water droplet entrance, when drum assembly is under main motor driving When rotating at a high speed, under the action of the centrifugal force, current outwards fly out；Rotary drum fan also revolves at a high speed with the armature spindle of main motor simultaneously Turn, air-flow enters the inner chamber of base inner casing from the fresh air inlet of base lower circumference, then lid air vent enters main motor from motor Superjacent air space, in the presence of rotary drum fan, the gap at the top of the base inner casing and between drum assembly is blown out upwards, is prevented Water droplet is fallen from there.

When equipment is in cleaning state, rinse water falls in underflow discharging ring, and a small amount of water droplet can be along drum assembly Outer wall flow downward to the lowest part of drum assembly, then drop down onto on drip tray down, because drip tray is in low inside and high outside cone Shape and inner edge are provided with the flanging being folded upward at, and all water droplets can be outwardly into annular deep gouge, then from the sluicing on underflow inner casing Hole falls to underflow discharging ring.The water of annular deep gouge is highly enough to ensure that the mobilization dynamic to spilled water hole, will not produce drip tray Raw overflow.The underflow discharging ring of underflow discharge outlet is in extreme lower position, and spilled water hole is located at the environmental protection that can be discharged herein with underflow Hold the drop of maximum, it is to avoid the annular deep gouge of current direction in underflow discharging ring pours in down a chimney.

As a further improvement on the present invention, the drum assembly includes rotary drum body, and the rotary drum body is up and down two The end cydariform that diameter is small, middle part diameter is big；The inner chamber of the rotary drum body is provided with the swash plate branch with rotary drum body coaxial line Frame, the center of the swash plate support is provided with up-small and down-big conically shaped, and the lower end of the feed pipe is inserted into the conically shaped Inner chamber bottom；The bottom periphery of the conically shaped is connected with up-small and down-big conical floor, the lower edge support of the conical floor On the inwall of the rotary drum body, charging is left between the bottom of the lower section of the conical floor and the rotary drum body empty Between；Radial be uniformly provided between the outer gusset of a plurality of conically shaped, the outer gusset of adjacent two conically shaped of the outer wall of the conically shaped is divided Circulation road Xing Cheng not be gone up, the upper end of the upper circulation road is communicated with the corresponding rotary drum overfall respectively；The conical floor Top be sequentially stacked multiple up-small and down-big and shape size identical taper swash plate, the upper surface of each taper swash plate is provided with more Road is radial to be uniformly distributed and highly equal fin, and the fin is corresponded and positioned at phase with the outer gusset of the conically shaped In same phase, the inner periphery of each taper swash plate is fixed on outside the conically shaped on gusset by keyway；Fin described in adjacent two Lower end between be respectively equipped with swash plate through hole, each swash plate through hole is distributed on same circumference；The bottom circle of the conical floor Week is provided with multiple chassis through holes, and the chassis through hole is corresponded and is mutually communicated with the swash plate through hole；The taper of top layer Swash plate gland is pressed with above swash plate, the periphery of the swash plate gland is fixed in the upper port of the rotary drum body, the swash plate The centre of gland is protruded upward outside the inner casing apical ring, and the upper port of the swash plate gland is provided with overflow outlet cap, institute The centre for stating overflow outlet cap is higher than lower circumference, and the lower circumference of the overflow outlet cap is fixed on the swash plate gland Upper port on, each rotary drum overfall be located at the overflow outlet cap lower circumference in and be horizontally directed to outside.

The horn mouth of conically shaped lower end plays a part of spreading material, and the conical floor of conically shaped bottom periphery plays support The effect of taper swash plate, conical floor and swash plate gland are common to carry out axially position, the outer gusset of each conically shaped to taper swash plate heap Centralized positioning is carried out to taper swash plate heap and radial positioning is carried out by key；Material is reached under conically shaped after feed pipe outflow Portion, under the influence of centrifugal force into the underlying space of conical floor, is then up through each chassis through hole and swash plate through hole, two Form settlement space between taper swash plate, concentrated phase material is deposited in the lower surface of each taper swash plate because particle diameter is larger, and Flowed under centrifugal action to the big end of taper swash plate, then depart from taper swash plate and flowed out from each rotary drum underflow opening；Light phase material Because the gap between the smaller swash plate along taper of particle diameter is to overflow, flowed upwards from the upper circulation road between gusset outside each conically shaped It is dynamic, finally from each rotary drum overfall outflow on overflow outlet cap circumference.The fin of each taper swash plate upper surface makes taper swash plate Between keep equal distance, while the space between taper swash plate is divided into some deciles, each with gusset outside conically shaped Between upper circulation road correspondence connect；Because drum assembly is superimposed composition swash plate using multiple relatively thin taper swash plates Heap, significantly increases settling area, improves yield；Simultaneously because drum assembly high speed rotation, beneficial to concentrated phase material from The heart is separated and discharged, and greatly improves classification efficiency.

As a further improvement on the present invention, overflow is passed through between the centre of the overflow outlet cap and lower circumference The outlet cap conical surface is connected as a single entity, and multiple jet orifices are evenly distributed with the overflow outlet cap conical surface；The overflow case top cover At least provided with a visor on upper circumference corresponding with jet orifice sensing position.Material enters conically shaped bottom from feed pipe Afterwards, under the action of the centrifugal force to the flowing underneath of conical floor, feed pipe flinger ring plays the effect for preventing liquid up；But If the feed rate of feed pipe is excessive, exceed the disposal ability of swash plate grader, material will choke upwards along conically shaped, Spray, be mapped on visor upwards from the jet orifice on the overflow outlet cap conical surface, operating personnel can arrive this with slave unit external observation One phenomenon, suitably reduces feed rate, so as to can both ensure that grader worked under larger flow, flow can be avoided to surpass again Load.

As a further improvement on the present invention, the armature spindle upper end of the main motor is connected with up-small and down-big deflection cone, The lower surface of the deflection cone is pressed on the bottom wall of the rotary drum body；Under the inner chamber of the conically shaped and the conical floor The radial multiple tracks charging shunting gusset that is uniformly provided with is by taper tube inner chamber and the underlying space of the conical floor in side space It is separated into multiple independent charging runners；The charging shunting gusset is corresponded and positioned at identical with the outer gusset of the conically shaped Phase on, it is each it is described charging runner lower end respectively with the swash plate through hole correspond connects.Deflection cone can reduce thing Expect to resistance during conical floor flowing underneath, charging shunts the outer gusset of gusset, the fin on taper swash plate and conically shaped by thing Stream road is divided into multiple units, makes separate between each unit, it is to avoid the disorder in flow field.

As a further improvement on the present invention, underlay is provided between the taper swash plate and the conical floor of bottom Disk, is provided with upper disc, the circumference of the lower disc between the taper swash plate and the swash plate gland of top layer and is respectively equipped with The disc through hole for corresponding and being mutually communicated with the swash plate through hole.The upper and lower surface of upper disc and lower disc can mutually be put down OK, can also be in a certain angle, the upper disc and lower disc of different angles are changed, thus it is possible to vary the drift angle of taper swash plate, with more Different mineral are adapted to well, are substantially increased the versatility of grader, are reduced equipment investment.

As a further improvement on the present invention, provided with excessive between the upper port of the overflow outlet cap and the swash plate gland Stream regulation plate, gap is left between the inner periphery of the overflow regulation plate and the outer wall of the conically shaped.Overflow regulation is inserted Plate determines the uninterrupted of light phase material to the insertion depth of overflow ducts, it is to avoid overflow flow velocity causes classification not filled very much soon Point, change various sizes of overflow regulation plate, it is possible to better adapt to different mineral, substantially increase the logical of grader With property, equipment investment is reduced.

As a further improvement on the present invention, underflow nozzle, the underflow spray are separately installed with the rotary drum underflow opening The inner termination of mouth is embedded with anti-wearing liner, the inner face of the anti-wearing liner and is respectively equipped with bushing annular groove respectively.Due to Concentrated phase material is to the abrasion of underflow nozzle than larger, and the inner termination of underflow nozzle sets anti-wearing liner to extend underflow nozzle Service life；In use, product has expired ore pulp material to equipment in bushing annular groove, and ore pulp deposit is first subject to concentrated phase material Impact, form with thing grind thing situation, further extend the service life of underflow nozzle.

As a further improvement on the present invention, the bottom cylindrical week of the rotary drum body is provided with rotary drum body counterweight tank, The middle part outer step of the swash plate gland is provided with gland counterweight tank, the rotary drum body counterweight tank and the gland counterweight tank point Not with the rotary drum body coaxial line, and it is T-slot.Balancing weight is embedded in rotary drum body counterweight tank and gland counterweight tank, The dynamic balancing of rotary drum body can be easily adjusted, reduces the vibration of grader at work, the service life of extension device.

As a further improvement on the present invention, the control system of the high speed swash plate grader, including detection classification owner The temperature signal detection switch of motor bearings temperature（PTC1）, detection main motor vibration vibration signal detection switch（SW3）With Detect the pulse signal detection switch of grader rotary drum underflow opening jet（SW2）And safety relay（SA1）, the pulse signal Detection switch（SW2）With very first time relay（KT1）Coil series connection after be connected between the live wire of control loop and zero line； The vibration signal detection switch（SW3）With second time relay（KT2）Coil series connection after be connected to the fire of control loop Between line and zero line；The temperature signal detection switch（PTC1）With the 3rd time relay（KT3）Coil series connection after connect Between the live wire and zero line of control loop；The safety relay（SA1）Power input（A1/A2）Connect control loop Live wire and zero line between；The sender end of the signal element of safety relay first（T1）And receiving terminal（IN1）Phase short circuit, peace The sender end of the secondary signal unit of all relay（T2）And receiving terminal（IN2）Phase short circuit；3rd letter of the safety relay The sender end of number unit（T3）And receiving terminal（IN3）Between be in series with the very first time relay（KT1）, the second time relay Device（KT2）With the 3rd time relay（KT3）Normally closed interlock；The safety relay（SA1）The first normally closed interlock it is upper Pile crown（41）It is connected with the live wire of control loop, the lower pile crown of the first normally closed interlock of the safety relay（42）Refer to signal Show lamp（LP1）It is connected after connection with zero line；The upper pile crown of first normally open contact of the safety relay（43）With control loop Live wire be connected, the lower pile crown of the first normally open contact（44）With the upper pile crown of the second normally open contact（23）Series connection, second is normally opened tactile The lower pile crown of head（24）With stop button（SB2）, start button（SB3）And main motor control relay（CM1）Coil series connection It is connected afterwards with zero line；The self-keeping contact of main motor control relay（CM1-1）It is connected in parallel on the start button（SB3）Two ends； The reset signal unit of the safety relay（51/52）Between be in series with SR（SB4）.Under normal circumstances, the first letter The receiving terminal IN1 of number unit receives the voltage signal that the sender end T1 of the first signal element is sent, while secondary signal unit Receiving terminal IN2 receive the voltage signal that the sender end T2 of secondary signal unit is sent, then the first of safety relay is normally opened Contact closure.The voltage signal that the sender end T3 that the receiving terminal IN3 of 3rd signal element receives the 3rd signal element is sent is then The second normally open contact closure of safety relay.First, second and third signal element is in conducting state, the of safety relay One normally closed interlock disconnects, and signal lamp LP1 does not work.Press after start button SB3, main motor control relay CM1 coil Obtain electric, main motor starts, self-keeping contact's CM1-1 adhesive self-insurances of main motor control relay.When pulse signal detection switchs SW2 When detecting the umber of pulse weekly of rotary drum underflow opening less than setting number, pulse signal detection switch SW2 normally open contact closure, Very first time relay KT1 coil obtains electric, and very first time relay KT1 normally closed interlock delay disconnects；When main motor vibration When excessive, vibration signal detection switch SW3 normally open contact is connected, and the second time relay KT2 coil obtains electric, the second time Relay KT2 normally closed interlock delay disconnects；When main motor bearing temperature exceedes setting value, temperature signal detection switch PTC1 Normally open contact connect the 3rd time relay KT3 coil and obtain electric, the delay of the 3rd time relay KT3 normally closed interlock is disconnected Open；As long as the above-mentioned normally closed interlock of first, second and third time relay has a disconnection, then the receiving terminal IN3 of the 3rd signal element The voltage signal that the sender end T3 of the 3rd signal element is sent is not received, the second normally open contact of safety relay disconnects, main Motor control relay CM1 coil losing electricity, main motor is out of service；The first normally closed interlock closure of safety relay, signal Indicator lamp LP1 is lighted, and sends signal.After failture evacuation, SR SB4 is pressed, then safety relay resets.

Brief description of the drawings

The present invention is further detailed explanation with reference to the accompanying drawings and detailed description, accompanying drawing only provide with reference to Illustrate to use, be not used to the limitation present invention.

Fig. 1 is the front view of high speed swash plate grader of the present invention.

Fig. 2 is Fig. 1 top view.

Fig. 3 is Fig. 1 left view.

Fig. 4 is the sectional view in Fig. 2 along A-A.

Fig. 5 is the enlarged drawing at B positions in Fig. 4.

Fig. 6 is the stereogram of high speed swash plate grader of the present invention.

Fig. 7 is the runner schematic diagram of overflow discharging ring.

Fig. 8 is the three-dimensional exploded view of high speed swash plate grader of the present invention.

Fig. 9 is the three-dimensional exploded view of drum assembly.

Figure 10 is the control principle drawing of high speed swash plate grader of the present invention.

In figure：1. base；1a. base inner casings；1b. base gussets；1c. fresh air inlets；2. main motor；2a. armature spindles；2b. Deflection cone；2c. lid air vent on motor；3. drip tray；3a. annular deep gouges；4. rotary drum fan；5. rotary drum body；5a. rotary drums bottom Head piece；5b. underflow nozzles；5b1. anti-wearing liner；5b2. bushing annular grooves；5c. rotary drum body counterweight tanks；6. conically shaped；6a. The outer gusset of conically shaped；6b. charging shunting gussets；7. conical floor；8. lower disc；9. taper swash plate；9a. swash plate through holes；10. on Disc；11. swash plate gland；11a. gland counterweight tanks；12. overflow outlet cap；12a. rotary drum overfalls；12b. jet orifices；12c. Overflow adjusts plate；13. feed pipe；13a. feed pipe flinger rings；14. overflow case；14a. overflow case top covers；14b. overflows Discharging opening；15. overflow inner casing；15a. inner casing apical rings；16. overflow discharging ring；17. visor；18. underflow case；Flow out at 18a. bottoms Material mouth；19. underflow inner casing；19a. spilled water holes；20. underflow discharging ring；21. terminal box；SA1. safety relay；SB1. jerk is pressed Button；SB2. stop button；SB3. start button；SB4. SR；SW1. safety door protects switch；SW2. pulse signal detection is opened Close；SW3. vibration signal detection switch；PTC1. temperature signal detection switch；CM1. main motor control relay；KT1. first when Between relay；KT2. second time relay；KT3. the 3rd time relay；LP1. signal lamp；F1. fuse one；F2. Fuse two；F3. fuse three；Q1. electrothermal relay.

Embodiment

As shown in Figures 1 to 9, high speed swash plate grader of the invention includes rotary drum case and positioned at rotary drum case inner chamber Drum assembly, underflow case 18 of the rotary drum case by superposed overflow case 14 and positioned at bottom, which surrounds, to be formed, overflowing hood The top of shell 14 is closed in fornix shape and top center by overflow case top cover 14a, and the periphery bottom of overflow case 14 is provided with excessive Material mouth 14b is flowed out, the periphery bottom of underflow case 18 is provided with underflow discharging opening 18a；Overflow case top cover 14a center is plugged with Feed pipe 13, the axis of the lower end edge drum assembly of feed pipe 13 is inserted into the inner chamber bottom of drum assembly, and feed pipe 13 Lower end periphery is provided with the feed pipe flinger ring 13a for preventing liquid upstream；The mid diameter maximum of drum assembly is evenly distributed with Multiple rotary drum underflow opening 5a, rotary drum underflow opening 5a are connected with underflow discharging opening 18a by runner；The top circumference of drum assembly On be evenly distributed with multiple rotary drum overfall 12a, rotary drum overfall 12a is connected with overflow discharging opening 14b by runner；Rotary drum The bottom centre of component is fixed on the armature spindle 2a upper ends of main motor 2, and main motor 2 is fixed on the inner chamber of base 1, base 1 it is upper Port is fixedly connected with the lower end of underflow case 18, and the periphery of base 1 is provided with terminal box 21.

The inner chamber of overflow case 14 is provided with overflow inner casing 15, and the envelope of overflow inner casing 15 overflows in the upper periphery of drum assembly The top of stream inner casing 15 is connected with inner casing apical ring 15a, and inner casing apical ring 15a is located at rotary drum overfall 12a lower outer；In overflow It is connected with each other between shell 15 and overflow case 14 by overflow discharging ring 16, overflow discharging ring 16 is in the shape of a spiral along overflow case 14 Chuck round and minimum position is docked with overflow discharging opening 14b；The inner chamber of underflow case 18 is provided with underflow inner casing 19, bottom Lower, outer perimeter of the envelope of inner casing 19 in drum assembly is flowed, the top of underflow inner casing 19 is located on the inside of rotary drum underflow opening 5a lower section, It is connected with each other between underflow inner casing 19 and underflow case 18 by underflow discharging ring 20, underflow discharging ring 20 is in the shape of a spiral along underflow The chuck of case 18 is rounded and minimum position is docked with underflow discharging opening 18a.

During work, rotation produces very big centrifugal force to drum assembly at a high speed under the driving of main motor 2, rotary drum case and enters The transfixion of expects pipe 13, material is entered the inner chamber bottom of drum assembly by feed pipe 13, in feed pipe flinger ring 13a and centrifugal force In the presence of, the runner into drum assembly is carried out after rotating separation, rotary drum overfall of the light phase material from drum assembly top After 12a discharges, reach the overflow discharging opening 14b of the periphery bottom of overflow case 14 through runner and discharge；Concentrated phase material is from rotary drum group After the rotary drum underflow opening 5a discharges of part mid diameter maximum, the underflow discharging opening of the periphery bottom of underflow case 18 is reached through runner 18a is simultaneously discharged, and so realizes the classification of light phase material and concentrated phase material.

When grader is in running order, drum assembly is rotated at a high speed with 900 ~ 1200rpm, and light phase material is from rotary drum group After the rotary drum overfall 12a discharges on part top, outwards flown out under huge centrifugal action, cross inner casing apical ring 15a endoporus, Into in the chuck between overflow case 14 and overflow inner casing 15, fall in overflow discharging ring 16, rotated along overflow discharging ring 16 Descending, the minimum position of overflow discharging ring 16 is docked with overflow discharging opening 14b, and light phase material is discharged.Concentrated phase material is from rotary drum After rotary drum underflow opening 5a discharges in the middle part of component, outwards flown out under huge centrifugal action, into underflow case 18 and underflow In chuck between inner casing 19, fall in underflow discharging ring 20, rotated along underflow discharging ring 20 descending, underflow discharging ring 20 is most Lower curtate position is docked with underflow discharging opening 18a, and concentrated phase material is discharged.

When grader needs cleaning, stop material supply, clear water enters from feed pipe 13, and drum assembly is maintained at a high speed Spin for some time under state, clear water is washed to the inner chamber of material flow path and drum assembly, and then clear water is from rotary drum overflow Mouth 12a and rotary drum underflow opening 5a flies out, and respectively cleans up overflow discharging ring 16 and underflow discharging ring 20.Then rotary drum is reduced The rotating speed of component, centrifugal force diminishes, and rotary drum overfall 12a water outlet is fallen from inner casing apical ring 15a endoporus, along drum assembly Outer wall is flowed, and the outer wall of drum assembly is cleaned from top to bottom.It is maximum straight that the top of underflow inner casing 19 is located at drum assembly On the inside of lower section at footpath, rinse water is set to fall in underflow discharging ring 20.

Depression forms rotary drum cavity up-small and down-big and for isosceles trapezoid section to the bottom center region of drum assembly upwards, Rotary drum fan 4 is installed, rotary drum fan 4 is in the low taper in the high periphery in center, and the center of rotary drum fan 4 is fixed in rotary drum cavity On the armature spindle 2a of main motor 2；The inner chamber of base 1 is provided with base inner casing 1a, base inner casing 1a and base 1 with base coaxial line Internal perisporium between be connected with each other by base gusset 1b, the upper end cover of main motor 2 stretches out the periphery of motor body and solid Surely in the upper port for being connected to base inner casing 1a, the upper end cover of main motor 2 is evenly distributed with multiple motors on the circumference of outer rim The fresh air inlet 1c that multiple inner chambers with base inner casing 1a are communicated is respectively equipped with upper lid air vent 2c, the lower circumference of base 1；Bottom The highest position for flowing discharging ring 20 is less than the upper limb of underflow inner casing 19.

The lower section of rotary drum fan 4 is provided with drip tray 3, and drip tray 3 is in low inside and high outside taper, and the inner edge of drip tray 3 is provided with In the flanging being folded upward at, the annular groove of the lower surface of flanging insertion rotary drum fan 4, the periphery of drip tray 3 is provided with to lower recess Annular deep gouge 3a, the middle part of the short transverse of underflow inner casing 19 is provided with spilled water hole 19a, spilled water hole 19a and annular deep gouge 3a bottom Portion is communicated, and spilled water hole 19a axis is located in same perpendicular with underflow discharging opening 18a axis.

Because main motor 2 is underlying, the region of main motor 2 can not have water droplet entrance, when drum assembly drives in main motor 2 During lower high speed rotation, under the action of the centrifugal force, current outwards fly out；Rotary drum fan 4 is also high with the armature spindle 2a of main motor 2 simultaneously Speed rotation, air-flow enters base inner casing 1a inner chamber, then the lid air vent 2c from motor from the fresh air inlet 1c of the lower circumference of base 1 Into the superjacent air space of main motor 2, in the presence of rotary drum fan 4, between base inner casing 1a tops and drum assembly Gap is blown out upwards, prevents water droplet from falling from there.

When equipment is in cleaning state, rinse water falls in underflow discharging ring 20, and a small amount of water droplet can be along rotary drum group The outer wall of part flows downward to the lowest part of drum assembly, then drops down onto on drip tray 3 down, because drip tray 3 is in low inside and high outside Taper and inner edge is provided with the flanging that is folded upward at, all water droplets can be outwardly into annular deep gouge 3a, then from underflow inner casing 19 On spilled water hole 19a fall to underflow discharging ring 20.Annular deep gouge 3a water is highly enough to ensure that the flowing to spilled water hole 19a is moved Power, will not make drip tray 3 produce overflow.Underflow discharging ring 20 at underflow discharging opening 18a is in extreme lower position, spilled water hole 19a It is located at the drop that can keep maximum with underflow discharging ring 20 herein, it is to avoid the annular deep gouge 3a of current direction in underflow discharging ring 20 Pour in down a chimney.

Drum assembly includes rotary drum body 5, and rotary drum body 5 is the cydariform that upper and lower ends diameter is small, middle part diameter is big； The inner chamber of rotary drum body 5 is provided with up-small and down-big cone provided with the swash plate support with rotary drum body coaxial line, the center of swash plate support Shape cylinder 6, the lower end of feed pipe 13 is inserted into the inner chamber bottom of conically shaped 6；The bottom periphery of conically shaped 6 is connected with up-small and down-big Conical floor 7, the lower edge of conical floor 7 is supported on the inwall of rotary drum body 5, lower section and the rotary drum body 5 of conical floor 7 Left between bottom into material space；The outer wall of conically shaped 6 is radial to be uniformly provided with the outer gusset 6a of a plurality of conically shaped, adjacent two cone Upper circulation road is formed between the outer gusset 6a of shape cylinder respectively, the upper end of upper circulation road is communicated with corresponding rotary drum overfall 12a respectively.

The top of conical floor 7 has been sequentially stacked multiple up-small and down-big and shape size identical taper swash plate 9, each taper The upper surface of swash plate 9 is uniformly distributed and highly equal fin provided with multiple tracks is radial, fin and the outer gusset 6a mono- of conically shaped One is corresponded to and is located in identical phase, and the inner periphery of each taper swash plate 9 is fixed on outside conically shaped on gusset 6a by keyway；Phase Swash plate through hole 9a is respectively equipped between the lower end of adjacent two fins, each swash plate through hole 9a is distributed on same circumference；Conical floor 7 Lower circumference be provided with multiple chassis through holes, chassis through hole and swash plate through hole 9a one-to-one corresponding and be mutually communicated.

The top of taper swash plate 9 of top layer is pressed with swash plate gland 11, and the periphery of swash plate gland 11 is fixed on the upper of rotary drum body 5 On port, the centre of swash plate gland 11 is protruded upward outside inner casing apical ring 15a, and the upper port of swash plate gland 11 is provided with overflow Outlet cap 12, the centre of overflow outlet cap 12 is higher than lower circumference, and the lower circumference of overflow outlet cap 12 is fixed on swash plate In the upper port of gland 11, each rotary drum overfall 12a is located in the lower circumference of overflow outlet cap 12 and is horizontally directed to outside.Figure The taper swash plate 9 of multiple superposed is reduced to swash plate heap in 9.

The horn mouth of the lower end of conically shaped 6 plays a part of spreading material, and the conical floor 7 of the bottom periphery of conically shaped 6 is played The effect of taper swash plate 9 is supported, conical floor 7 and swash plate gland 11 are common to taper swash plate heap progress axially position, each taper The outer gusset 6a of cylinder carries out centralized positioning to taper swash plate heap and carries out radial positioning by key；Material from feed pipe 13 outflow after to Up to the bottom of conically shaped 6, under the influence of centrifugal force into the underlying space of conical floor 7, it is then up through each chassis and leads to Settlement space is formed between hole and swash plate through hole 9a, two taper swash plates 9, it is oblique that concentrated phase material is deposited in each taper because proportion is larger The upper surface of disk 9, and flowed under the action of the centrifugal force to the big end of taper swash plate 9, then depart from taper swash plate 9 from each rotary drum Underflow opening 5a flows out；Light phase material is because the small gap along between taper swash plate 9 of proportion is to overflow, from gusset outside each conically shaped Upper circulation road between 6a is flowed up, finally from each rotary drum overfall 12a outflows on the circumference of overflow outlet cap 12.

The fin of each upper surface of taper swash plate 9 makes to keep equal distance between taper swash plate 9, while by taper swash plate 9 Between space be divided into some deciles, each the upper circulation road between gusset 6a outside conically shaped it is corresponding connection；Due to rotary drum Component is superimposed using multiple relatively thin taper swash plates 9 and constitutes swash plate heap, significantly increases settling area, improves production Amount；Simultaneously because the high speed rotation of drum assembly, using the centrifugation and discharge of concentrated phase material, greatly improves classification effect Rate.

It is connected as a single entity between the centre of overflow outlet cap 12 and lower circumference by the overflow outlet cap conical surface, overflow goes out Multiple jet orifice 12b are evenly distributed with the lid conical surface；It is corresponding with jet orifice 12b sensings position on overflow case top cover 14a At least provided with a visor 17 on circumference.Material enters behind the bottom of conically shaped 6 from feed pipe 13, under the action of the centrifugal force to taper The flowing underneath on chassis 7, feed pipe flinger ring 13a plays the effect for preventing liquid up；But if the charging of feed pipe 13 Flow is excessive, has exceeded the disposal ability of swash plate grader, and material will choke upwards along conically shaped 6, from overflow outlet cap cone Jet orifice 12b on face sprays upwards, is mapped on visor 17, and operating personnel can fit with slave unit external observation to this phenomenon When reduction feed rate, so as to can both ensure that grader works under larger flow, can avoid flow excess load again.

The armature spindle 2a upper ends of main motor 2 are connected with up-small and down-big deflection cone 2b, and deflection cone 2b lower surface, which is pressed in, to be turned On the bottom wall of drum body 5；It is radial in the inner chamber of conically shaped 6 and the underlying space of conical floor 7 to be uniformly provided with multiple tracks charging The underlying space of taper tube inner chamber and conical floor 7 is separated into multiple independent charging runners by shunting gusset 6b；Charging shunting Gusset 6b is corresponded and in identical phase with the outer gusset 6a of conically shaped, and the lower end of each charging runner is logical with swash plate respectively Hole 9a corresponds connection.Deflection cone 2b can reduce material to resistance during 7 flowing underneath of conical floor, charging shunting gusset Material flow path is divided into multiple units by 6b, the outer gusset 6a of the fin on taper swash plate 9 and conically shaped, is made between each unit mutually It is independent, it is to avoid the disorder in flow field.

Lower disc 8, taper swash plate 9 and the swash plate gland 11 of top layer are provided between the taper swash plate 9 and conical floor 7 of bottom Between be provided with upper disc 10, be respectively equipped with the circumference of lower disc 8 and disc that swash plate through hole 9a is corresponded and is mutually communicated Through hole.The upper and lower surface of upper disc 10 and lower disc 8 can be parallel to each other, can also be in a certain angle, change different angles Upper disc 10 and lower disc 8, thus it is possible to vary the drift angle of taper swash plate 9, to better adapt to different mineral, are substantially increased point The versatility of level machine, reduces equipment investment.Under normal circumstances, the drift angle of grader taper swash plate is 90 ° ~ 120 °, and spacing is 2 ~10mm。

Between the upper port of overflow outlet cap 12 and swash plate gland 11 plate 12c, overflow regulation plate are adjusted provided with overflow Gap is left between 12c inner periphery and the outer wall of conically shaped 6.Overflow adjusts insertion depths of the plate 12c to overflow ducts, certainly Determine the uninterrupted of light phase material, it is to avoid overflow flow velocity causes classification insufficient very much soon, change various sizes of overflow regulation Plate, it is possible to better adapt to different mineral, substantially increases the versatility of grader, reduces equipment investment.

Underflow nozzle 5b is separately installed with rotary drum underflow opening 5a, underflow nozzle 5b inner termination is embedded with wear-resisting lining respectively Cover and be respectively equipped with bushing annular groove 5b2 on 5b1, anti-wearing liner 5b1 inner face.Because concentrated phase material is to underflow nozzle 5b's Abrasion is than larger, and underflow nozzle 5b inner termination sets anti-wearing liner 5b1 to extend underflow nozzle 5b service life；Equipment In use, product has expired ore pulp material in bushing annular groove 5b2, and ore pulp deposit is first subject to the impact of concentrated phase material, shape Into the situation that thing is ground with thing, underflow nozzle 5b service life is further extended.

The bottom cylindrical week of rotary drum body 5 is provided with rotary drum body counterweight tank 5c, the middle part outer step of swash plate gland 11 Provided with gland counterweight tank 11a, rotary drum body counterweight tank 5c and gland counterweight tank 11a respectively with rotary drum body coaxial line, and be T Shape groove.Balancing weight is embedded in rotary drum body counterweight tank 5c and gland counterweight tank 11a, rotary drum body can be easily adjusted Dynamic balancing, reduces the vibration of grader at work, the service life of extension device.

Safety door is installed at the adpting flange of overflow case 14 and underflow case 18 and protects switch SW1, once overflow case 14 depart from underflow case 18, and the normally closed interlock that safety door protects switch SW1 will be switched off.

Rotary drum case inner chamber and rotary drum underflow opening 5a just to position pulse signal detection switch SW2, rotary drum group are installed Part rotates a circle, pulse signal detection switch SW2 will detect with the equal numbers of pulses of rotary drum underflow opening 5a, when part rotary drum Underflow opening is blocked, and the umber of pulse that pulse signal detection switch SW2 is detected will be reduced, during less than setting number, pulse letter Number detection switch SW2 normally open contact will be closed.

The bearing portion of main motor 2 is provided with the temperature signal detection switch PTC1 of detection main motor bearing temperature, temperature During more than setting value, temperature signal detection switch PTC1 normally open contact will turn on.

The upper end cover of main motor and the connecting portion of base are provided with the vibration signal detection switch of detection main motor vibration SW3, when main motor vibration is excessive, vibration signal detection switch SW3 normally open contact will turn on.

As shown in Figure 10, the control system of high speed swash plate grader of the present invention, including detection grader main motor bearing temperature The temperature signal detection switch PTC1 of the degree and vibration signal detection switch SW3 of detection main motor vibration, in addition to detection classification Pulse signal detection the switch SW2 and safety relay SA1, pulse signal detection switch SW2 and the of machine rotary drum underflow opening jet It is connected to after one time relay KT1 coil series connection between the live wire of control loop and zero line；Vibration signal detection switch SW3 It is connected to after being connected with the second time relay KT2 coil between the live wire of control loop and zero line；Temperature signal detection is opened Close after PTC1 connects with the 3rd time relay KT3 coil and be connected between the live wire of control loop and zero line；Safety relay Device SA1 power input A1 is connected by the F1 of fuse one and the live wire of control loop, between power input A2 and zero line.

The sender end T1 and receiving terminal IN1 phase short circuits of the signal element of safety relay first, the second letter of safety relay The sender end T2 and receiving terminal IN2 phase short circuits of number unit；The sender end T3 and receiving terminal of 3rd signal element of safety relay The normally closed of very first time relay KT1, the second time relay KT2 and the 3rd time relay KT3 is in series between IN3 to touch Head.

The upper pile crown 41 of safety relay SA1 the first normally closed interlock passes through the F2 of fuse two and the live wire phase of control loop Even, the lower pile crown 42 of the first normally closed interlock of safety relay is connected after being connected with signal lamp LP1 with zero line.

The upper pile crown 43 of first normally open contact of safety relay is connected by the F3 of fuse three with the live wire of control loop, The lower pile crown 44 of first normally open contact is connected with the upper pile crown 23 of the second normally open contact, lower pile crown 24 and the urgency of the second normally open contact After the coil series connection for stopping button SB1, stop button SB2, start button SB3 and main motor control relay CM1, with zero line phase Even；The self-keeping contact CM1-1 of main motor control relay is connected in parallel on start button SB3 two ends.The reset letter of safety relay SR SB4 is in series between number unit 51/52.

Under normal circumstances, the receiving terminal IN1 of the first signal element receives what the sender end T1 of the first signal element was sent Voltage signal, while the voltage letter that the sender end T2 that the receiving terminal IN2 of secondary signal unit receives secondary signal unit is sent Number, then the first normally open contact of safety relay is closed.The receiving terminal IN3 of 3rd signal element receives the 3rd signal element The voltage signal that sender end T3 is sent then safety relay the second normally open contact closure.

First, second and third signal element is in conducting state, and the first normally closed interlock of safety relay disconnects, and signal refers to Show that lamp LP1 does not work.

Press after start button SB3, main motor control relay CM1 coil obtains electric, main motor starts, main motor control Self-keeping contact's CM1-1 adhesive self-insurances of relay.

When pulse signal detection, which switchs SW2, detects the umber of pulse weekly of rotary drum underflow opening less than setting number, pulse Signal detection switch SW2 normally open contact closure, very first time relay KT1 coil obtains electric, very first time relay KT1's Normally closed interlock delay disconnects；When main motor vibration is excessive, vibration signal detection switch SW3 normally open contact is connected, when second Between relay KT2 coil obtain electric, the second time relay KT2 normally closed interlock delay disconnects；When main motor bearing temperature is super When crossing setting value, temperature signal detection switch PTC1 the 3rd time relay KT3 of normally open contact connection coil obtains electric, and the 3rd Time relay KT3 normally closed interlock delay disconnects；As long as the above-mentioned normally closed interlock of first, second and third time relay has one Disconnect, then the receiving terminal IN3 of the 3rd signal element does not receive the voltage signal that the sender end T3 of the 3rd signal element is sent, peace Second normally open contact of all relay disconnects, and main motor control relay CM1 coil losing electricity, main motor is out of service；Safety The first normally closed interlock closure of relay, signal lamp LP1 is lighted, and sends signal.After failture evacuation, SR is pressed SB4, then safety relay reset.

Safety door is installed between the overflow case and underflow case of swash plate grader and protects switch SW1, safety door protects switch The first normally closed interlock SW1-1 be connected between the first signal element T1/IN1 of safety relay, safety door protects the of switch Two normally closed interlock SW1-2 are connected between the secondary signal unit T2/IN2 of safety relay.When overflow case and underflow case During separation, the first normally closed interlock SW1-1 and the second normally closed interlock SW1-2 that safety door protects switch will be switched off, the first signal list The receiving terminal IN1 of member does not receive the voltage signal that the sender end T1 of the first signal element is sent, or secondary signal unit Receiving terminal IN2 does not receive the voltage signal that the sender end T2 of secondary signal unit is sent, then the first of safety relay is normally opened Contact disconnects, and main motor is out of service, and synchronous signal indicator lamp LP1 is lighted.

Electrothermal relay Q1 normally closed interlock is also in series between 3rd signal element T3/IN3 of safety relay.When main electricity The load of machine is larger, when there is overcurrent, and electrothermal relay Q1 normally closed interlock disconnects, and can also make the signal list of safety relay the 3rd The receiving terminal IN3 of member does not receive the voltage signal that the sender end T3 of the 3rd signal element is sent, and the second of safety relay is normal Open contact disconnects, and main motor control relay CM1 coil losing electricity, main motor is out of service；The first of safety relay is normally closed Contact closure, signal lamp LP1 is lighted, and sends signal.

Safety relay can select Siemens's 3TK28 safety relays.

It the foregoing is only the preferable possible embodiments of the present invention, non-therefore the limitation present invention patent protection model Enclose.In addition to the implementation, the present invention can also have other embodiment.All use equivalent substitutions or the skill of equivalent transformation formation Art scheme, all falls within the protection domain of application claims.Technical characteristic of the invention without description can be by or using now There is technology realization, will not be repeated here.

Claims (9)

1. a kind of high speed swash plate grader, including rotary drum case and the drum assembly positioned at rotary drum case inner chamber, it is characterised in that： Underflow case of the rotary drum case by superposed overflow case and positioned at bottom, which surrounds, to be formed, the top of the overflow case Portion is in fornix shape and top center by overflow case top closure, and the periphery bottom of the overflow case is provided with overflow discharging opening, The periphery bottom of the underflow case is provided with underflow discharging opening；The center of the overflow case top cover is plugged with feed pipe, described The axis of the lower end edge drum assembly of feed pipe is inserted into the inner chamber bottom of drum assembly, and the lower end periphery of the feed pipe is set There is the feed pipe flinger ring for preventing liquid upper；The mid diameter maximum of the drum assembly is evenly distributed with multiple rotary drum bottoms Head piece, the rotary drum underflow opening is connected with the underflow discharging opening by runner；On the top circumference of the drum assembly Even that multiple rotary drum overfalls are distributed with, the rotary drum overfall is connected with the overflow discharging opening by runner；The rotary drum The bottom centre of component is fixed on the armature spindle upper end of main motor, and the main motor is fixed on the inner chamber of base, the base Upper port is fixedly connected with the lower end of the underflow case；The inner chamber of the overflow case is provided with overflow inner casing, the overflow Shell envelope is connected with inner casing apical ring, the inner casing apical ring at the top of the overflow inner casing in the upper periphery of the drum assembly Positioned at the lower outer of the rotary drum overfall；It is mutual by overflow discharging ring between the overflow inner casing and the overflow case Connection, the overflow discharging ring is rounded in the shape of a spiral along the chuck of the overflow case and minimum position goes out with the overflow Material mouth is docked；The inner chamber of the underflow case is provided with underflow inner casing, and the underflow inner casing envelope is in the bottom of the drum assembly Periphery, the top of the underflow inner casing is located on the inside of the lower section of the rotary drum underflow opening, the underflow inner casing and the underflow cover It is connected with each other between shell by underflow discharging ring, the underflow discharging ring is in the shape of a spiral along the chuck of the underflow case around one Docked with the underflow discharging opening at all and minimum position.

2. high speed swash plate grader according to claim 1, it is characterised in that：The bottom center region of the drum assembly Depression forms in rotary drum cavity up-small and down-big and for isosceles trapezoid section, the rotary drum cavity and is provided with rotary drum fan upwards, The rotary drum fan is in the low taper in the high periphery in center, and the center of the rotary drum fan is fixed on the armature spindle of the main motor On；The inner chamber of the base, which is provided between the base inner casing with base coaxial line, the internal perisporium of the base inner casing and base, to be led to The interconnection of base gusset is crossed, the upper end cover of the main motor stretches out the periphery of motor body and is fixedly connected on the bottom In the upper port of seat inner casing, the main motor upper end cover, which is evenly distributed with the circumference of outer rim on multiple motors, covers ventilation The fresh air inlet that multiple inner chambers with the base inner casing are communicated is respectively equipped with hole, the lower circumference of the base；The underflow The highest position of discharging ring is less than the upper limb of the underflow inner casing；The lower section of the rotary drum fan is provided with drip tray, the water receiving Disk is in low inside and high outside taper, and the inner edge of the drip tray is provided with the flanging being folded upward at, and the flanging is embedded in the rotary drum wind In the annular groove for fanning lower surface, the periphery of the drip tray is provided with the annular deep gouge to lower recess, the underflow inner casing height The middle part in direction is provided with spilled water hole, and the spilled water hole is communicated with the bottom of the annular deep gouge, the axis of the spilled water hole and institute The axis for stating underflow discharging opening is located in same perpendicular.

3. high speed swash plate grader according to claim 1, it is characterised in that：The drum assembly includes rotary drum body, The rotary drum body is the cydariform that upper and lower ends diameter is small, middle part diameter is big；The inner chamber of the rotary drum body is provided with turning The swash plate support of drum body coaxial line, the center of the swash plate support is provided with up-small and down-big conically shaped, the feed pipe End is inserted into the inner chamber bottom of the conically shaped；The bottom periphery of the conically shaped is connected with up-small and down-big conical floor, institute The lower edge for stating conical floor is supported on the inwall of the rotary drum body, the lower section of the conical floor and the rotary drum body Left between bottom into material space；The outer wall of the conically shaped is radial to be uniformly provided with the outer gusset of a plurality of conically shaped, adjacent two Form upper circulation road between the outer gusset of conically shaped respectively, the upper end of the upper circulation road respectively with the corresponding rotary drum overfall Communicate；Multiple up-small and down-big and shape size identical taper swash plate, each taper have been sequentially stacked above the conical floor The upper surface of swash plate is uniformly distributed and highly equal fin provided with multiple tracks is radial, the fin and the outer muscle of the conically shaped Plate is corresponded and in identical phase, the inner periphery of each taper swash plate is fixed on gusset outside the conically shaped by keyway On；Swash plate through hole is respectively equipped between the lower end of fin described in adjacent two, each swash plate through hole is distributed on same circumference；It is described The lower circumference of conical floor is provided with multiple chassis through holes, and the chassis through hole is corresponded and mutual with the swash plate through hole Insertion；Swash plate gland is pressed with above the taper swash plate of top layer, the periphery of the swash plate gland is fixed on the upper of the rotary drum body On port, the centre of the swash plate gland is protruded upward outside the inner casing apical ring, and the upper port of the swash plate gland is installed There is overflow outlet cap, the centre of the overflow outlet cap is higher than lower circumference, and the lower circumference of the overflow outlet cap is consolidated In the upper port for being scheduled on the swash plate gland, each rotary drum overfall is located in the lower circumference of the overflow outlet cap and water It is flat outwardly directed.

4. high speed swash plate grader according to claim 3, it is characterised in that：The centre of the overflow outlet cap with It is connected as a single entity between lower circumference by the overflow outlet cap conical surface, multiple jets is evenly distributed with the overflow outlet cap conical surface Hole；At least provided with a visor on circumference corresponding with jet orifice sensing position on the overflow case top cover.

5. high speed swash plate grader according to claim 3, it is characterised in that：The armature spindle upper end of the main motor spins There is up-small and down-big deflection cone, the lower surface of the deflection cone is pressed on the bottom wall of the rotary drum body；The conically shaped it is interior The radial multiple tracks charging shunting gusset that is uniformly provided with is by taper tube inner chamber and institute in chamber and the underlying space of the conical floor The underlying space for stating conical floor is separated into multiple independent charging runners；The charging shunting gusset and the outer muscle of the conically shaped Plate is corresponded and in identical phase, and the lower end of each charging runner is corresponded with the swash plate through hole respectively to be connected It is logical.

6. high speed swash plate grader according to claim 3, it is characterised in that：The taper swash plate of bottom and the cone Lower disc is provided between shape chassis, upper disc, the underlay are provided between the taper swash plate and the swash plate gland of top layer The disc through hole for corresponding and being mutually communicated with the swash plate through hole is respectively equipped with the circumference of disk.

7. high speed swash plate grader according to claim 3, it is characterised in that：The overflow outlet cap and the swash plate pressure Plate is adjusted provided with overflow between the upper port of lid, between the inner periphery of the overflow regulation plate and the outer wall of the conically shaped Leave gap.

8. high speed swash plate grader according to claim 3, it is characterised in that：It is separately installed with the rotary drum underflow opening Underflow nozzle, the inner termination of the underflow nozzle is embedded with anti-wearing liner, the inner face of the anti-wearing liner respectively to be set respectively There is bushing annular groove.

9. high speed swash plate grader according to claim 1, it is characterised in that：The control system of the high speed swash plate grader System, includes the temperature signal detection switch of detection grader main motor bearing temperature（PTC1）, detection main motor vibration vibration Signal detection is switched（SW3）With the pulse signal detection switch of detection grader rotary drum underflow opening jet（SW2）And safety relay Device（SA1）, the pulse signal detection switch（SW2）With very first time relay（KT1）Coil series connection after be connected to control Between the live wire and zero line in loop；The vibration signal detection switch（SW3）With second time relay（KT2）Coil series connection It is connected to afterwards between the live wire of control loop and zero line；The temperature signal detection switch（PTC1）With the 3rd time relay （KT3）Coil series connection after be connected between the live wire of control loop and zero line；The safety relay（SA1）Power input End（A1/A2）Between the live wire and zero line that connect control loop；The sender end of the signal element of safety relay first（T1） And receiving terminal（IN1）Phase short circuit, the sender end of the secondary signal unit of safety relay（T2）And receiving terminal（IN2）Phase short circuit； The sender end of 3rd signal element of the safety relay（T3）And receiving terminal（IN3）Between be in series with the very first time after Electrical equipment（KT1）, second time relay（KT2）With the 3rd time relay（KT3）Normally closed interlock；The safety relay （SA1）The first normally closed interlock upper pile crown（41）It is connected with the live wire of control loop, the first of the safety relay is normally closed The lower pile crown of contact（42）With signal lamp（LP1）It is connected after connection with zero line；The first of the safety relay is normally opened tactile The upper pile crown of head（43）It is connected with the live wire of control loop, the lower pile crown of the first normally open contact（44）It is upper with the second normally open contact Pile crown（23）Series connection, the lower pile crown of the second normally open contact（24）With stop button（SB2）, start button（SB3）And main motor control Relay processed（CM1）Coil series connection after be connected with zero line；The self-keeping contact of main motor control relay（CM1-1）It is connected in parallel on institute State start button（SB3）Two ends；The reset signal unit of the safety relay（51/52）Between be in series with SR （SB4）.