CN108745617A

CN108745617A - A kind of aggregate screening processing unit

Info

Publication number: CN108745617A
Application number: CN201810724590.0A
Authority: CN
Inventors: 浦馨月
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-07-04
Filing date: 2018-07-04
Publication date: 2018-11-06

Abstract

The present invention discloses a kind of aggregate screening processing unit, including between sand loading hopper, the transmission device for the sand in the sand loading hopper to be delivered to eminence, multistage filter sand device, heap sand, gutter, Sewage treatment pond, sand-washing device.The present invention effectively extends the motion path of sandstone by the way that helical blade is arranged on the inner wall of rotary drum, and sandstone is promoted fully to sieve；The spacing of the helical blade is rationally set according to the grain size of sandstone, ensures screening effect；By the way that sink is arranged on the ground between the heap sand, the sandstone fallen is worked as a buffer, ground is protected；Promote sandstone flash baking in a natural environment by strainer and lifting gear, while being convenient to clean the sludge accumulated in sink.

Description

A kind of aggregate screening processing unit

Technical field

The invention belongs to construction material technical field of processing equipment more particularly to a kind of aggregate screening processing units.

Background technology

With the development of building trade.Domestic building trade requires to improve with sand, and building trade largely uses sand material, right The sand material of different-grain diameter size has different demands.So sand material needs a sieve sand process before the use, it is therefore an objective to Coarse sand and fine sand separate, and main sieve sand work is all that sand is thrown to sand sieve by worker with one spade of spade, one spade at present, this Sieve sand method efficiency is low, and labor intensity is big；On the other hand, mud and other objectionable impurities can be usually contained in sand, such as saline and alkaline Corrodible reinforcing bar influences the service life of building, it is therefore desirable to wash soil in sand and objectionable impurities.

Chinese CN107042200A patents disclose a kind of environment-friendly type aggregate screening cleaning plant, including shell, mud Screening plant, cleaning plant and sewage collecting tank, housing tip side are provided with feed inlet, vibrosieve are arranged below feed inlet Device, vibration screening device are provided with oscillating screen plate, and mud diversion trench is arranged in oscillating screen plate bottom, and oscillating screen plate end is provided with Feed opening and stock guide, feed opening connection cleaning chamber, agitating device is arranged for cleaning intracavitary and top is provided with cleaning plant, clears up Device is provided with upper hose, and high-pressure nozzle is evenly distributed on upper hose, and cleaning chamber end is provided with filter plate, and filter plate end is set It is equipped with discharge port, filter plate bottom is provided with sewage collecting tank, and sewage collecting tank top is provided with multi-filtering plate, sewage collecting tank It is inside provided with water pump, and water pump is connect with upper hose.The aggregate screening cleaning plant for the sludge that is generated in processing procedure not Easy to clean.

Chinese CN201720560822.4 patents disclose a kind of building sandstone high throughput screening devices, including magnetic transmission Band, screening plant casing connect the conveyer belt that is magnetic, the material that is magnetic are applied on magnetic conveyer belt between the driving wheel and driven wheel Expect, be equipped at the trash extraction box impurity feed inlet and strike off knife, screening plant casing, partition board upper end are fixedly connected on the downside of hanger It is tiltedly installed with level-one sieve between screening plant casing inner wall, the is equipped between screening plant casing inner left wall and partition board One fine sand sieve；Half gear is rotatablely equipped in second driving motor output shaft, half gear is nibbled with the rack on stroke frame Close connection.The device can be handled the iron adsorption in sandstone, improve sandstone purity；Pass through the rack on half gear and stroke frame Cooperation, makes screening plant casing be moved left and right on slide bar, to realize that the effect of screening plant casing is swung, improves screening speed Degree；It can also realize that sand classifying is handled, to accelerate screening efficiency.The device is more tired for the more sandstone processing of clay content It is difficult.

For Sand screen used at present since the active length of equipment is limited, primary screening cannot be fully by big small particle Sandstone detaches, and needs that screening operation is repeated several times, working efficiency is relatively low；Since sandstone is in irregular shape, surface is sharp, in heap Occur to hit with ground during putting and easily ground is damaged；Sandstone water content after screening cleaning is higher, is needed before use Sandstone is dried, less efficient, energy consumption is larger；Most of Sand screen cannot be more accurately by aggregate screening at multiple grain sizes Section, can only be simply by size aggregate screening.Therefore, it is badly in need of a kind of aggregate screening processing unit of design to solve the above problems.

Invention content

In response to the problems existing in the prior art, the purpose of the present invention is to provide a kind of aggregate screening processing unit, by Helical blade is set on the inner wall of rotary drum, effectively extends the motion path of sandstone, sandstone is promoted fully to sieve；According to sandstone The spacing of the helical blade is rationally arranged in grain size, ensures screening effect；By the way that sink is arranged on the ground between the heap sand, The sandstone fallen is worked as a buffer, ground is protected；Sandstone is promoted quickly to dry in a natural environment by strainer and lifting gear It is dry, while being convenient to clean the sludge accumulated in sink.

To achieve the above object, the technical solution adopted by the present invention is：

The present invention provides a kind of aggregate screening processing unit, including sand loading hopper, for by the sand in the sand loading hopper Be delivered between the transmission device, multistage filter sand device, heap sand of eminence, gutter, Sewage treatment pond, sand-washing device；

The multistage filter sand device includes multiple ladders arrangement and sieving and washing device, being used for diagonally downward in a longitudinal direction The holder of device is sieved and washed described in fixation；The device of sieving and washing includes that outer wall opens foraminate roller, drum drive, is located at rolling Arrange immediately below cylinder and obliquely that the arc-shaped lower end in section is stretched into next bottom coaming plate for sieving and washing device portal end, is arranged in the rolling Cylinder outlet end is used to block the baffle of the sand and flow gone out from roller；

It is fixed with helical blade on each inner wall of rotary drum, is located at the helical blade spacing at high position and is more than positioned at low level Set the helical blade spacing at place；The drum drive include be mounted on each roller in shaft, be located at highest order Set the rotary electric machine of the shaft connection in roller；Each shaft is connected by way of belt transmission；At high position Orifice size on cylinder outer wall is more than the orifice size at lower position on cylinder outer wall；

It is located between the heap sand below multistage filter sand device, lower surface is equipped with for being risen to the sandstone fallen between the heap sand The sink of cushioning effect；The bottom of gullet is equipped with strainer, is symmetrically arranged on the strainer several for making strainer lift Lifting gear；Multiple boothes are divided by partition board between the heap sand, are detachably connected between the partition board and the heap sand；

Side is arranged between the heap sand for receiving the flow flowed out from the booth, the draining in the gutter Overflow port is equipped between ditch and sink, the end in gutter is connect with the Sewage treatment pond；

The sand-washing device includes the suction tube being inserted into the Sewage treatment pond, washed-out sand pipeline.

The operation principle of the present invention for sieving and washing sand device is：The sandstone in the sand loading hopper is stored in transmission device Drive under be to send into the roller of extreme higher position, the roller is under the drive of the drum drive in level side It rotates up, the sand-washing device carries out hydro-peening to the sandstone of drums inside；The smaller sandstone of grain size drains to the bottom from aperture On coaming plate, sandstone on the coaming plate of bottom is dropped down onto in the drive downslide of flow during next stage sieves and washes the roller of device, the larger sand of grain size Stone is fallen from drum outlet end on baffle during roll rotational, then is slid in heap sand, and so on carry out multilayer Sieve and wash sand work；It is fixed with helical blade on the inner wall of rotary drum, screening road of the sandstone in the roller can be effectively increased Diameter promotes the sandstone of different-grain diameter to detach；Gravel size distribution in rollers at different levels is different, and the sand in pinnacled roller is arranged Stone particle size distribution range is more than the gravel size range in lower roller, and the spacing of the helical blade in the roller is arranged It is sequentially reduced, can effectively adapt to the screening of the sandstone of different-grain diameter distribution, further promote screening complete；Sieve obtained sand When stone slides the ground between the heap sand from baffle, there is certain height due to sieving and washing sand device, it is easily right when sandstone is fallen Ground damages, and sink is arranged by the ground between the heap sand, so that sandstone is fallen in the sink, the water in sink can Certain cushioning effect is played to sandstone, is played a protective role to ground；It is stored between the heap sand after the completion of aggregate screening In sink, the water worked as a buffer is useful for since sink is built-in so that the water content of sandstone is larger, since bottom of gullet is laid with There is strainer, on the one hand, so that the strainer is increased by the lifting gear, the sandstone in sink is separated from water with strainer rising, The contact area of sandstone and air can be increased, quickly drain the water in sandstone, promote air circulation, accelerated around sandstone Air circulation enables sandstone flash baking under field conditions (factors), energy saving, while improving engineering construction efficiency；Another party Face, more silt can be accumulated by being used for a long time in sink, influenced the particle diameter distribution of sandstone after screening, needed periodically in sink Silt is cleared up, and needs to clear up the silt in sink after draining the sandstone in heap sand under normal circumstances, The present invention is risen the strainer by the lifting gear, you can is cleared up silt, the sewage in sink, not by scene The limitation of stacking states, using flexible；When not containing the sandstone of greater particle size in the sandstone of screening, can will be rolled with higher position Partition board between the corresponding heap sand of cylinder removes, and increases the space of other compartments, is adjusted flexibly, and rationally using storage sand space, improves empty Between utilization rate；Overflow port is equipped between each compartment and gutter, extra waste water flow to gutter mobile phone by overflow port It is recycled in Sewage treatment pond.

The strainer is made of rigid material, has and relatively does to obtain intensity；The strainer is detachably connected with lifting gear, can The strainer in aperture is adapted according to the particle size range reasonable installation for accumulating sandstone in compartment.

The cross sectional shape of the baffle is L-shaped.The baffle a line is arranged below the cylinder outer wall, another a line It is arranged at the drum outlet, can effectively blocks the sandstone at drum outlet end, it is made to be slid from baffle to heap sand, It prevents the sandstone of outlet end from being mixed with the sandstone on the coaming plate of bottom, destroys screening effect.

Aperture on the roller is rectangle or circle.

The washed-out sand pipeline includes the water storage supervisor being connect with the suction tube, is arranged and is responsible for upper and each rolling in the water storage The corresponding spraying pipe of cylinder；, the sprinkling parallel with the inner wall of rotary drum in the roller is stretched into each described spraying pipe one end Branch pipe is uniformly provided with nozzle on one side tube wall of roller.

The lifting gear be symmetricly set on the strainer it is diagonal on four cylinders.

The gutter, which is equipped with, prevents sandstone from falling into the protection network in the gutter.

Compared with prior art, the beneficial effects of the invention are as follows：

(1) present invention can be effectively increased sandstone in the roller by the way that helical blade is arranged on the inner wall of rotary drum Internal screening path promotes sandstone fully to sieve, and ensures screening effect；

(2) present invention is located at the helical blade spacing at high position and is more than the helical blade spacing being located at lower position, root Gravel size range according to the screening of each roller is different, adjusts the spacing of helical blade, so that the grain size of itself and sandstone is adapted, into one Step promotes sandstone fully to sieve, and improves screening efficiency；

(3) it is detachably connected between partition board and heap sand of the present invention, it can be according to the specific particle diameter distribution for being sized sandstone The space for rationally adjusting each compartment, is adjusted flexibly, and rationally using storage sand space, improves space availability ratio；

(4) ground is equipped with the sink for being worked as a buffer to the sandstone fallen between heap sand of the present invention, prevents from sieving The sandstone impact ground fallen, causes to damage to ground；

(5) present invention makes the sandstone on strainer and moisture by being laid with strainer in the bottom of gullet by lifting gear From, the water content in sandstone on the one hand can be quickly reduced, sandstone is made to dry in a natural environment, it is energy saving, improve engineering On the other hand construction efficiency can be such that the sandstone on strainer top is detached with sink, according to the clean situation of sink by lifting gear Sink is cleared up at any time, is not limited by live stacking states, using flexible；

(6) multistage of the present invention sieves and washes the setting of device, can more accurately be sieved according to requirement of engineering and obtain difference The sandstone at grain size end ensures engineering effort.

Description of the drawings

Fig. 1 is the vertical view of aggregate screening processing unit of the present invention；

Fig. 2 is the structural schematic diagram of aggregate screening processing unit of the present invention；

Fig. 3 is the structural schematic diagram of helical blade of the present invention；

Fig. 4 is the structural schematic diagram of strainer of the present invention；

In figure：1, sand loading hopper；2, transmission device；3, multistage filter sand device；4, between heap sand；5, gutter；6, waste water returns Receives pond；7, sand-washing device；8, holder；9, roller；10, bottom coaming plate；11, baffle；12, helical blade；13, shaft；14, rotation electricity Machine；15, belt；16, sink；17, partition board；18, overflow port；19, strainer；20, lifting gear.

Specific implementation mode

Technical scheme of the present invention will be clearly and completely described below, it is clear that described embodiment is only A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art The all other embodiment obtained under the conditions of not making creative work, shall fall within the protection scope of the present invention.

Embodiment 1

The present embodiment provides a kind of aggregate screening processing unit, including sand loading hopper 1, for will be in the sand loading hopper 1 Sand be delivered to 4, gutter 5, Sewage treatment pond 6, sand-washing device 7 between the transmission device 2 of eminence, three-level filter sand device, heap sand；

The multistage filter sand device 3 includes that multiple ladders are arranged and sieving and washing device, using diagonally downward in a longitudinal direction The holder 8 of device is sieved and washed described in fixation；It is described sieve and wash device include outer wall open foraminate roller 9,9 driving device of roller, Arrange immediately below roller 9 and obliquely that the arc-shaped lower end in section is stretched into next bottom coaming plate 10 for sieving and washing device portal end, set It sets and is used to block the baffle 11 of the sand and flow gone out from roller 9 in 9 outlet end of the roller；

It is fixed with helical blade 12 on each 9 inner wall of the roller, is located at 12 spacing of helical blade at high position and is more than position 12 spacing of helical blade at lower position；9 driving device of the roller include be mounted on each roller 9 in shaft 13, The rotary electric machine 14 being connect with the shaft 13 in extreme higher position roller 9；The side that each shaft 13 is driven by belt 15 Formula connects；The orifice size on 9 outer wall of roller at high position is more than the orifice size at lower position on 9 outer wall of roller；

4 are located at multistage 3 lower section of filter sand device between the heap sand, and 4 lower surfaces are equipped with for the sand to falling between the heap sand The sink 16 that stone works as a buffer；16 bottom of the sink is equipped with strainer 19, and several use are symmetrically arranged on the strainer 19 In the lifting gear 20 for making strainer 19 lift；4 are divided into multiple boothes, the partition board 17 and institute by partition board 17 between the heap sand 4 are stated between heap sand to be detachably connected；

4 sides are arranged between the heap sand for receiving the flow flowed out from the booth, the row in the gutter 5 Overflow port 18 is equipped between ditch 5 and sink 16, the end in gutter 5 is connect with the Sewage treatment pond 6；

The sand-washing device 7 includes the suction tube being inserted into the Sewage treatment pond 6, washed-out sand pipeline.

The operation principle of the present embodiment is：Sandstone fills under the drive of transmission device 2 into the first order filter sand of highest point In setting, the roller 9 of first order filter sand device rotates under the action of 9 driving device of roller, drives sandstone rotation in roller 9, The sand-washing device 7 is rinsed the sandstone in roller 9, and the smaller sandstone of grain size is fallen from aperture on bottom coaming plate 10, enters In the roller 9 of next stage filter sand device；The sandstone of greater particle size is discharged from 9 outlet end of roller, by 4 between the slide-in heap sand of baffle 11； It is recycled in extra wastewater collection to wastewater collection pond；Sink 16 is set between the heap sand on 4 ground, is prevented The sandstone fallen injures ground by a crashing object, after the completion of screening, so that the sandstone in sink 16 is separated from water by lifting gear 20, can make sand Stone flash baking in a natural environment, while sink 16 can be cleared up at any time according to the accumulation degree of 16 silt of sink, Operation is flexible.

Embodiment 2

The present embodiment provides a kind of aggregate screening processing units, compared with Example 1, the difference is that, the baffle 11 cross sectional shape is L-shaped；Aperture on the roller 9 is circle；The washed-out sand pipeline includes being connect with the suction tube Water storage supervisor is arranged and is responsible for upper spraying pipe corresponding with each roller 9 in the water storage；Institute is stretched into each described spraying pipe one end It states in roller 9 and is uniformly provided with nozzle on one side tube wall of roller 9 with 9 interior parallel of the roller, the spraying pipe；Institute State lifting gear 20 be symmetricly set on the strainer 19 it is diagonal on four cylinders；The gutter 5, which is equipped with, prevents sandstone Fall into the protection network in the gutter 5.

L-shaped baffle 11 can effectively prevent the sandstone of 9 outlet end of roller to fall on bottom coaming plate 10, destroy screening effect； It is sprayed water to the sandstone inside roller 9 by spraying pipe, on the one hand can rinse out the soil in sandstone, on the one hand can promote Enter further work program into sandstone；The cylinder is distributed on four angles of the strainer 19, makes 19 uniform force of strainer； Prevent sandstone from blocking gutter 5 by protection network.

It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of variations, modification, replace And modification, the scope of the present invention is defined by the appended.

Claims

1. a kind of aggregate screening processing unit, which is characterized in that including sand loading hopper (1), for will be in the sand loading hopper (1) Sand be delivered to (4), gutter (5), Sewage treatment pond between the transmission device (2), multistage filter sand device (3), heap sand of eminence (6), sand-washing device (7)；

The multistage filter sand device (3) includes multiple ladders arrangement and sieving and washing device, being used for diagonally downward in a longitudinal direction The holder (8) of device is sieved and washed described in fixation；The device of sieving and washing includes that outer wall opens foraminate roller (9), roller (9) driving dress It sets, be located at immediately below roller (9) and next bottom coaming plate for sieving and washing device portal end is stretched into the arrangement arc-shaped lower end in section obliquely (10), setting is used to block the baffle (11) of the sand and flow gone out from roller (9) in the roller (9) outlet end；

It is fixed with helical blade (12) on each roller (9) inner wall, is located at helical blade (12) spacing at high position and is more than Helical blade (12) spacing at lower position；Roller (9) driving device includes being mounted in each roller (9) Shaft (13), the rotary electric machine (14) being connect with the shaft (13) in extreme higher position roller (9)；Each shaft (13) is logical The mode for crossing belt (15) transmission connects；The orifice size on roller (9) outer wall at high position, which is more than at lower position, to be rolled Orifice size on cylinder (9) outer wall；

Between the heap sand (4) are located at below multistage filter sand device (3), and (4) lower surface is equipped with for falling between the heap sand The sink (16) that sandstone works as a buffer；Sink (16) bottom is equipped with strainer (19), is symmetrically set on the strainer (19) It is equipped with several lifting gears (20) for making strainer (19) lift；(4) are divided into multiple small by partition board (17) between the heap sand Compartment, (4) are detachably connected between the partition board (17) and the heap sand；

(4) side is arranged between the heap sand for receiving the flow flowed out from the booth, the row in the gutter (5) Overflow port (18) is equipped between ditch (5) and sink (16), the end of gutter (5) is connect with the Sewage treatment pond (6)；

The sand-washing device (7) includes the suction tube being inserted into the Sewage treatment pond (6), washed-out sand pipeline.

2. a kind of aggregate screening processing unit according to claim 1, which is characterized in that the section shape of the baffle (11) Shape is L-shaped.

3. a kind of aggregate screening processing unit according to claim 1, which is characterized in that the aperture on the roller (9) For rectangle or circle.

4. a kind of aggregate screening processing unit according to claim 1, which is characterized in that the washed-out sand pipeline includes and institute The water storage supervisor of suction tube connection is stated, is arranged and is responsible for upper spraying pipe corresponding with each roller (9) in the water storage；Each spray Spill branch pipe one end stretch into it is parallel with the roller (9) inner wall in the roller (9), the spraying pipe in face of roller (9) one It is uniformly provided with nozzle on the tube wall of side.

5. a kind of aggregate screening processing unit according to claim 1, which is characterized in that the lifting gear (20) is pair Claim four cylinders of the setting on the strainer (19) is diagonal.

6. a kind of aggregate screening processing unit according to claim 1, which is characterized in that the gutter (5) is equipped with Prevent sandstone from falling into the protection network in the gutter (5).