CN108296161A - A kind of multistage automatic sand sieving machine for building - Google Patents
A kind of multistage automatic sand sieving machine for building Download PDFInfo
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- CN108296161A CN108296161A CN201810040313.8A CN201810040313A CN108296161A CN 108296161 A CN108296161 A CN 108296161A CN 201810040313 A CN201810040313 A CN 201810040313A CN 108296161 A CN108296161 A CN 108296161A
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- sand
- sieve
- cylinder
- sieving machine
- building
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/42—Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
- B07B1/50—Cleaning
- B07B1/52—Cleaning with brushes or scrapers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B9/00—Combinations of apparatus for screening or sifting or for separating solids from solids using gas currents; General arrangement of plant, e.g. flow sheets
Landscapes
- Combined Means For Separation Of Solids (AREA)
Abstract
The invention discloses a kind of multistage automatic sand sieving machines for building, it is intended to provide a kind of smaller with floor space, can multistage screening be carried out to sandstone automatically, the multistage automatic sand sieving machine for building of the high advantage of production efficiency, its key points of the technical solution are that, rotation connection is useful for shoveling the shovel sand arm into sandstone on sand inlet, level-one sieve sand unit is disposed in sieve sand cylinder from top to bottom, including coarse sand sieve and vibrating base, two level sieves sand unit, including the sand road being obliquely installed and around the middle sand sieve net and fine sand feed bin in sand road, set on sieve sand cylinder bottom, fine sand bin bottom is equipped with conveyer belt, gravel can be divided into coarse sand by this sand sieving machine, three kinds of middle sand and fine sand, screening is more careful, and feeding and discharging can be automatically performed, need not manually gravel be added and be carried, improve production efficiency；This sand sieving machine structure is set gradually from top to bottom simultaneously, and vertical sand sieving machine is compact-sized, can reduce its floor space.
Description
Technical field
The present invention relates to Architectural Equipment fields, and in particular to a kind of multistage automatic sand sieving machine for building.
Background technology
In modern architecture field, concrete is a kind of indispensable construction material.The concrete usually said refers to using water
Mud makees cementitious material, sand, masonry aggregate；With water（Additive and admixture can be contained）Coordinate by a certain percentage, obtained by agitated
Cement concrete, also referred to as normal concrete, it is widely used in civil engineering.
Sand is also a kind of essential construction material as a result,.Other than forming concrete with cement mixing, sand also may be used
For use as construction such as ground, Concrete Highways, use is extremely wide.The thickness journey of sand grains diameter is indicated usually using fineness modulus
The index of degree and classification, fineness modulus is bigger, indicates that sand is thicker.
Fineness modulus is 3.7~3.1, and the sand that average grain diameter is 0.5mm or more is coarse sand；Fineness modulus is 3.0~2.3,
The sand that average grain diameter is 0.5~0.35mm is middle sand；Fineness modulus is 2.2~1.6, and average grain diameter is the sand of 0.35~0.25mm
For fine sand, each sand is corresponding with different use scopes.And the sandstone after natural recovery its gravel diameter size, thickness differ, and need
It to be manually distinguish and just adapt to use environment, therefore people develop sand sieving machine.
Large junk is sieved in sand sieving machine also known as nonirrigated farmland, and sand-stone separator is divided into drum type sand screening machine, washing drum type sand screening machine, shakes
Dynamic sieve formula sand sieving machine etc., by hull, shelf, speed reducer, conveyer belt, turn sieve, engine or motor form, can be suitable for river
Road, reservoir, the sandstone separation of coal yard.
Currently, the Chinese patent of Publication No. CN103599841A discloses a kind of improved double-drwn counter-current sand washer,
It includes rack, wash husky cylinder greatly, it is small wash husky cylinder, sieve sand cylinder, overflow groove, water system, dynamical system, the lower part of rack be equipped with
Corresponding first discharge port of sand cylinder discharge end, the second discharge port, third discharge port, the 4th discharge port, the 5th discharge port are sieved, is washed greatly
Husky cylinder and small wash in husky cylinder are equipped with the husky blade of fishing, it is described wash greatly husky cylinder and it is small wash husky cylinder by partition board along being equipped with hook plate,
The hook plate is connect with the fishing sand blade small end washed greatly in husky cylinder, and small wash is equipped with spoke in husky cylinder, the spoke with it is small
Wash the fishing sand blade small end connection in husky cylinder.
This improved double-drwn counter-current sand washer improves yield relative to artificial sieve sand, reduces labor intensity, saves
About production cost, but floor space is larger when its use, and sieve husky less efficient.
The Chinese patent of Publication No. CN106391469A discloses one kind and living to build the vertical Sand screen of engineering separation, it
Further include rotating cylinder including fixed cylinder, rotating cylinder is rotatably connected with fixed cylinder, and rotating cylinder is sequentially connected with a motor, in rotating cylinder
It is equipped with a main shaft at the heart, is equipped with a charging conduit at rotating cylinder lower ending opening, the upper end of main shaft is fixedly connected with multiple fixed columns, each solid
Fixed column upper end is fixedly connected with upper cover, is equipped with the first screen frame set gradually and the second screen frame from top to bottom below upper cover, first,
The sieve that cone-shaped structure is fixed on two screen frames forms the second screening area and third screening area, the first screening areas second sieve
It is equipped with coniform kuppe between constituency, adjusting rod is equipped between kuppe and upper cover.
Although this vertical Sand screen of engineering separation of firmly building reduces floor space, structure is more compact, but it is only
Sandstone can be divided into two kinds of grain sizes, screening is not careful enough, and needs artificial loading, and production efficiency is not high.
Invention content
It is smaller with floor space the object of the present invention is to provide a kind of multistage automatic sand sieving machine for building, it can be certainly
It is dynamic that multistage screening, the high advantage of production efficiency are carried out to sandstone.
The present invention above-mentioned technical purpose technical scheme is that：
A kind of multistage automatic sand sieving machine for building, including sieve sand cylinder, sand inlet and sand export on sieve sand cylinder, it is described into sand
Rotation connection is useful for shoveling the shovel sand arm into sandstone on mouth, sieves and is disposed with from top to bottom in sand cylinder
Level-one sieves sand unit, including coarse sand sieve and vibrating base, for being sieved coarse sand and discharging it sieve sand cylinder；
Two level sieve sand unit, including the sand road being obliquely installed and the middle sand sieve net surrounding in sand road, for by middle sand and carefully
Simultaneously sieve sand cylinder is discharged in middle sand by sand sieve point；
Fine sand feed bin is set to sieve sand cylinder bottom, and for the fine sand after temporarily storage screening, fine sand bin bottom is equipped with conveyer belt,
For fine sand to be transported to outside sand export.
By using above-mentioned technical proposal, when needing to sieve gravel, gravel is sent into from sand inlet in sieve sand cylinder by shovel sand arm,
Level-one sieve sand unit screens out the coarse sand in gravel and sieve sand cylinder is discharged in coarse sand；Remaining gravel enters two level sieve sand unit,
By the middle sand sieve net in sand road by middle sand and fine sand sieves sediment outflow, sieve sand cylinder is discharged along sand road in middle sand, and fine sand is fallen
In the fine sand feed bin for sieving sand cylinder bottom, and it is transported to outside sieve sand cylinder by conveyer belt.
Gravel can be divided into three kinds of coarse sand, middle sand and fine sand by this sand sieving machine, and screening is more careful, and can be automatically performed
Feeding and discharging manually need not be added and carry to gravel, improve production efficiency；This sand sieving machine structure is from upper simultaneously
It is set gradually under, vertical sand sieving machine is compact-sized, can reduce its floor space.
Further setting：Vibrating base includes in the base plate of " saying " font setting, the centre and quadrangle of base plate
On be equipped with vibrating member, vibrating member includes the eccentric bull stick being rotatably connected on base plate, and eccentric bull stick bottom is arranged with
Bar, coarse sand sieve are connected on loop bar.
By using above-mentioned technical proposal, since coarse sand sieve is connected on loop bar, when operating personnel drive eccentric bull stick
When rotation, can drive loop bar and coarse sand sieve synchronize be eccentrically rotated, achieve the effect that vibrations, by the gravel of different-grain diameter point
From the smaller gravel of grain size can transport after the separation of coarse sand sieve from the opening of vibrating base to next unit.
Further setting：It is fixed with driving wheel on the eccentric bull stick in vibrating base centre position, is fixed on vibrating base
Vibrating motor, and driving wheel rotation is driven by synchronous belt.
By using above-mentioned technical proposal, vibrating motor drives eccentric bull stick to rotate by driving wheel and synchronous belt, to
So that the loop bar being set on eccentric bull stick is eccentrically rotated, forms vibrations, complete the screening and filtering of coarse sand.
Further setting：Eccentric bull stick includes intermediate disc, and the two sides bias of intermediate disc is fixed with the first eccentric rod
With the second eccentric rod, the first eccentric rod is shifted to install with the second eccentric rod.
By using above-mentioned technical proposal, the setting of intermediate disc can make eccentric bar rotation be connected to vibrating base
On, and vibrating motor drives the second eccentric rod rotation of lower section, makes the first eccentric rod that loop bar be driven to make eccentric rotary, to complete
The vibration and screening of sand sieving machine entirety.
Further setting：Sand road includes several by-paths, integrally assumes diamond in shape and is arranged and is connected to base plate, the bottom in sand road
Portion is equipped with screening platform, and by-path is arranged towards screening platform.
By using above-mentioned technical proposal, the middle sand after the screening of sand unit is sieved by level-one and fine sand enters in by-path, by
It integrally assumes diamond in shape setting in sand road, gravel enters different by-paths, finally assembles on screening platform.Since middle sand sieve net is set to
In sand road, therefore gravel is collided in the process of circulation of by-path to middle sand sieve net, it will be able to complete the screening of fine sand and middle sand, most
Screening platform can further sieve it afterwards, avoid screening incomplete.
Further setting：The both sides of screening platform are equipped with the middle sand material path being communicated with for sand in discharge, and sand road, screening are flat
It is coated with middle sand sieve net outside platform and middle sand material path.
By using above-mentioned technical proposal, sand road is coated with middle sand sieve net on screening platform, and sand road generally water chestnut
Shape, gravel can be collided constantly with middle sand sieve net in sand road, and collision process medium-fine sand falls to the fine sand material of bottom by sieve
It is stored in storehouse, and middle sand enters screening platform along sand road, sand material path is simultaneously under the promotion of rear gravel, during front gravel enters
Outwardly it is discharged.
Further setting：Fine sand feed bin is located at screening platform with below middle sand material path, and sand export is located at corresponding coarse sand
On the sieve sand cylinder side wall of sieve, middle sand material path and fine sand feed bin.
By using above-mentioned technical proposal, enter fine sand material with the fine sand fallen on screening platform from Sha Dao, middle sand material path
It in storehouse, falls on the conveyer belt of bottom, then is discharged to the sieve sand cylinder external world by conveyer belt, therefore sand export corresponds to coarse sand respectively
Sieve, middle sand material path and the setting of fine sand feed bin can facilitate the gravel of various grain sizes to distinguish transport and storage.
Further setting：The cleaning for being useful for coarse sand being swept into sand export is horizontally disposed in sieve sand cylinder above coarse sand sieve
Arm, interior be equipped with of sieve sand cylinder cleans hydraulic cylinder, for driving cleaning arm to slide.
By using above-mentioned technical proposal, after screening after a period of time, cleans hydraulic cylinder and drive cleaning arm sliding, make
Coarse sand is scanned out to sand export side, completes the discharge of coarse sand, can be so conveniently operated personnel and be cleared up coarse sand sieve, keep away
Exempt from the blocking of coarse sand sieve.
Further setting：Shovel sand arm includes being rotatably connected in sieve sand cylinder and the principal arm bar of hollow setting, connection principal arm bar
Feeding sleeve and the shovel sand plate that is slidably connected in feeding sleeve, driving cylinder is equipped in feeding sleeve, for driving shovel sand plate sliding.
By using above-mentioned technical proposal, when adding gravel, shovel sand arm integrally tilts down, and driving cylinder drives shovel sand plate
It skids off, is inserted into gravel, gravel can be poured onto from feed inlet by shoveling the channel between sand plate, feeding sleeve and principal arm bar
It sieves in sand cylinder, to complete automatic feed work.
Further setting：It sieves and is equipped with driving motor in sand cylinder, be rotatably connected to shaft on principal arm bar, drive is fixed in shaft
Worm gear is moved, driving worm screw is fixed on the output shaft of driving motor, driving worm screw engages with driving worm gear.
By using above-mentioned technical proposal, the output shaft of driving motor drives driving worm screw rotation, to driving snail
Wheel rotation can make the positioning of shovel sand arm at an arbitrary position with the self-locking performance of worm and gear.
In conclusion the invention has the advantages that：
Gravel can be divided into three kinds of coarse sand, middle sand and fine sand, screening is more careful, and can be automatically performed feeding and discharging, no
It needs that manually gravel is added and is carried, improves production efficiency；This sand sieving machine structure is set gradually from top to bottom simultaneously,
Vertical sand sieving machine is compact-sized, can reduce its floor space.
Description of the drawings
The following further describes the present invention with reference to the drawings.
Fig. 1 is the structural schematic diagram of embodiment 1；
Fig. 2 is the structural schematic diagram for showing shovel sand arm in embodiment 1；
Fig. 3 is the schematic diagram for showing vibrating base in embodiment 1；
Fig. 4 is the schematic diagram that display eccentric bull stick is used in embodiment 1.
In figure, 1, sieve sand cylinder；11, sand inlet；12, sand export；2, sand arm is shoveled；21, principal arm bar；22, feeding sleeve；23, it shovels
Sand plate；24, cylinder is driven；25, driving motor；26, shaft；27, worm gear is driven；28, worm screw is driven；29, partition board；3, level-one is sieved
Sand unit；31, coarse sand sieve；32, vibrating base；321, base plate；4, two level sieves sand unit；41, Sha Dao；411, by-path；
412, platform is sieved；42, middle sand sieve net；43, middle sand material path；5, fine sand feed bin；6, conveyer belt；7, vibrating member；71, eccentric to turn
Bar；711, intermediate disc；712, the first eccentric rod；713, the second eccentric rod；72, loop bar；73, driving wheel；74, vibrating motor；
75, synchronous belt；8, cleaning arm；81, hydraulic cylinder is cleaned.
Specific implementation mode
The following further describes the specific embodiments of the present invention with reference to the drawings.
The technical solution adopted in the present invention is：
A kind of embodiment 1, multistage automatic sand sieving machine for building, includes the sieve sand cylinder 1 of cylindrical shape as shown in Figure 1, sieve sand cylinder 1
Sand inlet 11 is offered above right side, shovel sand arm 2 is hinged on 1 side wall of sieve sand cylinder on 11 position of sand inlet, is used for gravel
It shovels in sand inlet 11.It includes three parts to shovel sand arm 2, one is principal arm bar 21,21 one end of principal arm bar is rotatably connected on sieve sand cylinder 1
On side wall；The second is feeding sleeve 22, feeding sleeve 22 is fixed on principal arm bar 21；Thirdly for shovel sand plate 23, shovel sand plate 23 is whole to incline
Tiltedly setting, and be slidably connected in feeding sleeve 22.
As depicted in figs. 1 and 2,2 integral hollow of shovel sand arm is arranged, the open communication shovel sand arm 2 on feeding sleeve 22 and principal arm
Bar 21.It is equipped with the shaft 26 for driving principal arm bar 21 to rotate between principal arm bar 21 and sieve sand cylinder 1, concentric fixation in shaft 26
There is driving worm gear 27, driving worm screw 28 is equipped in sieve sand cylinder 1, driving motor 25 is additionally provided in sieve sand cylinder 1, driving motor 25 drives
Worm screw 28 and driving worm gear 27 is driven to rotate, to change the inclination angle between shovel sand arm 2 and sieve sand cylinder 1, at the charging of gravel
Process.
As shown in Fig. 2, being equipped with several horizontally disposed driving cylinders 24 in feeding sleeve 22, the output shaft of cylinder 24 is driven
Attachment device shovels 23 side of sand plate, and driving cylinder 24 can push the sliding in feeding sleeve 22 of shovel sand plate 23.It drives on cylinder 24
Side is equipped with horizontally disposed partition board 29, can prevent gravel from entering between driving cylinder 24, to facilitate shovel sand plate 23 to scoop up sand
Gravel.
As shown in Figure 1, being equipped with level-one sieve sand unit 3, two level sieve sand unit 4 and fine sand in sieve sand cylinder 1 successively from top to bottom
The bottom position of feed bin 5, sieve sand cylinder 1 is fine sand feed bin 5, interior to be equipped with conveyer belt 6, and 1 bottom rear position of sieve sand cylinder is equipped with out
Sand mouth 12, conveyer belt 6 are moved towards sand export 12.Fine sand is fallen on the conveyer belt 6 in fine sand feed bin 5, then passes through conveyer belt 6
It is transported to outside sieve sand cylinder 1.
As shown in figures 1 and 3, level-one sieve sand unit 3 includes the vibrating base for being horizontally set on top position in sieve sand cylinder 1
32, vibrating base 32 includes base plate 321, and base plate 321 is whole to be arranged in " saying " font, the quadrangle of base plate 321
It is equipped with vibrating member 7 with centre position, as shown in figure 4, vibrating member 7 includes eccentric bull stick 71, eccentric bull stick 71 includes interposition
The intermediate disc 711 installed, 711 top of intermediate disc are fixed with the first eccentric rod 712, and the bottom of intermediate disc 711 is fixed
There are the second eccentric rod 713, the first eccentric rod 712 and the second eccentric rod 713 dislocation eccentric setting.
As shown in figures 1 and 3, intermediate disc 711 is rotatably connected on vibrating base 32, the first eccentric rod 712 and second
Eccentric rod 713 penetrates vibrating base 32 and extends to outside the upper and lower surface of vibrating base 32 respectively.It is arranged on second eccentric rod 713
Loop bar 72 is connected with coarse sand sieve 31, the setting of 31 integral level of coarse sand sieve on several loop bars 72.It sieves corresponding thick on sand cylinder 1
Sand export 12 is offered on the position of sand sieve net 31, filtered coarse sand can be discharged.
As shown in figures 1 and 3, it is fixed with vibrating motor 74 on 32 bottom surface centre position of vibrating base, vibrating motor 74
It is equipped with driving wheel 73 on output wheel and the first eccentric rod 712, is linked by synchronous belt 75 between two driving wheels 73.Coarse sand sieves
1 side wall of sieve sand cylinder of 31 top of net, which is equipped with, cleans hydraulic cylinder 81, is fixed on the output shaft of cleaning hydraulic cylinder 81 perpendicular
The cleaning arm 8 of setting, cleaning arm 8 can be towards 12 1 Slideslips of sand export.
As shown in Figure 1, the husky unit of two level sieve includes the sand road 41 being obliquely installed, sand road 41 includes several by-paths 411, branch
Road 411 is connected on vibrating base 32, and is arranged to sieve 1 inner corner of sand cylinder after being tilted towards 1 both sides of sieve sand cylinder, is formed whole
For the sand road 41 of diamond shape.411 bottom of by-path is equipped with screening platform 412, and screening platform 412 is parallel to horizontal plane setting.Sand road 41
Two bottom sides are equipped with middle sand material path 43, and middle sand material path 43 is obliquely installed towards 1 both sides of sieve sand cylinder, and corresponding position is opened on sieve sand cylinder 1
Equipped with sand export 12, middle sand can be discharged.It is equipped with middle sand sieve net 42 on by-path 411, screening platform 412 and fine sand feed bin 5,
Middle sand can be detached with fine sand.
It, can be by filtered coarse sand on coarse sand sieve 31 when cleaning arm 8 slides under the action of cleaning hydraulic cylinder 81
It is scanned out from sand export 12.Fine sand is fallen to downwards by middle sand sieve net 42 in fine sand feed bin 5, and is transported by conveyer belt 6, middle sand
It is discharged under the effect of gravity by 43 corresponding sand export 12 of middle sand material path, to complete automatic charging, the multi-stage screening of gravel
And be automatically drained out, transport, greatly reduce required manpower.
The above are preferred embodiments of the present invention, is not intended to limit the present invention in any form, every foundation
Technical spirit any simple modification, equivalent change and modification made to the above embodiment of the present invention, belong to inventive technique
In the range of scheme.
Claims (10)
1. a kind of multistage automatic sand sieving machine for building, including sieve sand cylinder（1）, be set to sieve sand cylinder（1）On sand inlet（11）With go out
Sand mouth（12）, it is characterised in that：The sand inlet（11）Upper rotation connection is useful for shoveling the shovel sand arm into sandstone（2）, sieve sand cylinder
（1）Inside it is disposed with from top to bottom
Level-one sieves sand unit（3）, including coarse sand sieve（31）And vibrating base（32）, for sieving and discharging it coarse sand
Sieve sand cylinder（1）；
Two level sieves sand unit（4）, including the sand road that is obliquely installed（41）It is set to sand road with surrounding（41）Interior middle sand sieve net（42）,
For sieve sand cylinder to be discharged by middle sand and fine sand sieves sediment outflow and by middle sand（1）；
Fine sand feed bin（5）, it is set to sieve sand cylinder（1）Bottom, for temporarily storing the fine sand after sieving, fine sand feed bin（5）Bottom is set
There is conveyer belt（6）, for fine sand to be transported to sand export（12）Outside.
2. one kind according to claim 1 multistage automatic sand sieving machine for building, it is characterised in that：The vibrating base（32）
Base plate including being in the setting of " saying " font（321）, base plate（321）Centre and quadrangle on be equipped with vibrating member（7）,
Vibrating member（7）Including being rotatably connected on base plate（321）On eccentric bull stick（71）, eccentric bull stick（71）Bottom is arranged with
Bar（72）, coarse sand sieve（31）It is connected to loop bar（72）On.
3. one kind according to claim 2 multistage automatic sand sieving machine for building, it is characterised in that：The vibrating base（32）
The eccentric bull stick in centre position（71）On be fixed with driving wheel（73）, vibrating base（32）On be fixed with vibrating motor（74）, and
Pass through synchronous belt（75）Drive driving wheel（73）Rotation.
4. one kind according to claim 3 multistage automatic sand sieving machine for building, it is characterised in that：The bias bull stick（71）
Including intermediate disc（711）, intermediate disc（711）Two sides bias be fixed with the first eccentric rod（712）With the second eccentric rod
（713）, the first eccentric rod（712）With the second eccentric rod（713）It shifts to install.
5. one kind according to claim 2 multistage automatic sand sieving machine for building, it is characterised in that：The sand road（41）Including
Several by-paths（411）, integrally assume diamond in shape setting and and base plate（321）Connection, sand road（41）To be equipped with screening flat for bottom
Platform（412）, by-path（411）Towards screening platform（412）Setting.
6. one kind according to claim 5 multistage automatic sand sieving machine for building, it is characterised in that：The screening platform
（412）Both sides be equipped with and be communicated with middle sand material path for sand in discharge（43）, sand road（41）, screening platform（412）With middle sand
Material path（43）It is coated with middle sand sieve net outside（42）.
7. one kind according to claim 6 multistage automatic sand sieving machine for building, it is characterised in that：The fine sand feed bin（5）
Positioned at screening platform（412）With middle sand material path（43）Lower section, sand export（12）It is located at corresponding coarse sand sieve（31）, middle sand material
Road（43）With fine sand feed bin（5）Sieve sand cylinder（1）On side wall.
8. one kind according to claim 7 multistage automatic sand sieving machine for building, it is characterised in that：The coarse sand sieve（31）
The sieve sand cylinder of top（1）Interior be horizontally disposed with is useful for coarse sand being swept into sand export（12）Cleaning arm（8）, sieve sand cylinder（1）Inside set
There is cleaning hydraulic cylinder（81）, for driving cleaning arm（8）Sliding.
9. one kind according to claim 1 multistage automatic sand sieving machine for building, it is characterised in that：The shovel sand arm（2）Packet
It includes and is rotatably connected on sieve sand cylinder（1）The principal arm bar of interior and hollow setting（21）, connection principal arm bar（21）Feeding sleeve（22）And cunning
It is dynamic to be connected to feeding sleeve（22）Interior shovel sand plate（23）, feeding sleeve（22）It is interior to be equipped with driving cylinder（24）, for driving shovel sand plate
（23）Sliding.
10. one kind according to claim 9 multistage automatic sand sieving machine for building, it is characterised in that：The sieve sand cylinder（1）It is interior
Equipped with driving motor（25）, principal arm bar（21）On be rotatably connected to shaft（26）, shaft（26）On be fixed with driving worm gear（27）,
Driving motor（25）Output shaft on be fixed with driving worm screw（28）, drive worm screw（28）With driving worm gear（27）Engagement.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810040313.8A CN108296161B (en) | 2018-01-16 | 2018-01-16 | Multistage automatic sand screening machine for building |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810040313.8A CN108296161B (en) | 2018-01-16 | 2018-01-16 | Multistage automatic sand screening machine for building |
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| CN108296161A true CN108296161A (en) | 2018-07-20 |
| CN108296161B CN108296161B (en) | 2021-03-26 |
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| CN201810040313.8A Active CN108296161B (en) | 2018-01-16 | 2018-01-16 | Multistage automatic sand screening machine for building |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110860464A (en) * | 2019-11-19 | 2020-03-06 | 扬州正大机械制造有限公司 | Automatic cleaning mechanism for screen mesh |
| WO2023077560A1 (en) * | 2021-11-05 | 2023-05-11 | 江苏大学 | Flow self-regulating ore diameter classification device applied to tailings recovery |
| US11766679B2 (en) | 2021-11-05 | 2023-09-26 | Jiangsu University | Flow self-adjusting type mine diameter grading apparatus applied to tailings recovery |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110860464A (en) * | 2019-11-19 | 2020-03-06 | 扬州正大机械制造有限公司 | Automatic cleaning mechanism for screen mesh |
| CN110860464B (en) * | 2019-11-19 | 2021-06-18 | 扬州正大机械制造有限公司 | Automatic cleaning mechanism for screen mesh |
| WO2023077560A1 (en) * | 2021-11-05 | 2023-05-11 | 江苏大学 | Flow self-regulating ore diameter classification device applied to tailings recovery |
| US11766679B2 (en) | 2021-11-05 | 2023-09-26 | Jiangsu University | Flow self-adjusting type mine diameter grading apparatus applied to tailings recovery |
| GB2617458A (en) * | 2021-11-05 | 2023-10-11 | Univ Jiangsu | Flow self-regulating ore diameter classification device applied to tailings recovery |
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