CN107377381A - A kind of rough sand layer sieve drying plant for building - Google Patents

A kind of rough sand layer sieve drying plant for building Download PDF

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Publication number
CN107377381A
CN107377381A CN201710551778.5A CN201710551778A CN107377381A CN 107377381 A CN107377381 A CN 107377381A CN 201710551778 A CN201710551778 A CN 201710551778A CN 107377381 A CN107377381 A CN 107377381A
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CN
China
Prior art keywords
sand
level
tank body
valve
grains
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN201710551778.5A
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Chinese (zh)
Inventor
侯飞燕
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Individual
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Individual
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Publication date
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Priority to CN201710551778.5A priority Critical patent/CN107377381A/en
Publication of CN107377381A publication Critical patent/CN107377381A/en
Withdrawn legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING 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
    • B07B1/00Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/28Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING 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
    • B07B1/00Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/42Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING 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
    • B07B1/00Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/46Constructional details of screens in general; Cleaning or heating of screens
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING 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
    • B07B9/00Combinations of apparatus for screening or sifting or for separating solids from solids using gas currents; General arrangement of plant, e.g. flow sheets
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26DRYING
    • F26BDRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B21/00Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
    • F26B21/001Drying-air generating units, e.g. movable, independent of drying enclosure
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26DRYING
    • F26BDRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B21/00Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
    • F26B21/004Nozzle assemblies; Air knives; Air distributors; Blow boxes

Abstract

The invention discloses a kind of rough sand layer sieve drying plant for building, including frame, drying tank body, two level screening net, one-level screening net and heat exchange airduct, the drying tank body is arranged in frame, dry tank body top middle portion connection adding tube, valve is quantitatively added in the connection of adding tube top, quantitatively add valve upper end and grains of sand addition bucket is installed, adding trough is set in grains of sand addition bucket;Drying tank body below the adding tube is provided with one-level screening net, and one-level, which is screened, is provided with two level screening net in the drying tank body of side off the net;The convenient grains of sand step-sizing added to adding tube, blanking vibrating reed is vibrated by the shock of the grains of sand, improve the efficiency and effect of grains of sand screening, the installation of vibrating motor is saved, reduces production cost, the grains of sand of different-grain diameter can be obtained and be advantageous to construction use, improve the utilization rate of waste heat of discharge air, energy expenditure is reduced, reduces the cost of grains of sand drying, improves the efficiency and effect of grains of sand drying.

Description

A kind of rough sand layer sieve drying plant for building
Technical field
The present invention relates to Architectural Equipment technical field, specifically a kind of rough sand layer sieve drying plant for building.
Background technology
In construction, sand is a kind of one of essential basic material, due to the cheap of sand and is taken Material is easy, therefore is widely used in the construction of concrete construction, in sand before use, to ensure the equilibrium of its particle, fineness Unification is, it is necessary to carry out Screening Treatment to it, and drip is except the bulky grain sandstone or the grains of sand that are wherein mingled with.The existing husky equipment one of sieve is not The quantity of control sand addition that can be stable;Second, screen cloth is in screening, it is necessary to is equipped with driven by vibrating motors screen cloth vibration or logical Reciprocator's driving screen frame vibration is crossed, causes the installation cost of screening installation high, screening cost increase, and to the sand after screening out It is inconvenient that grain is collected, and can not effectively be beneficial to it in construction.
Sand is usually outdoor accumulation, and the water content in wet environment or sleety weather, sand can also increase, grains of sand table Substantial amounts of moisture content can be contained in facial cleft seam or hole, in building construction process, because the change of moisture content of sand just needs to adjust Amount of water during whole concrete spice, it can cause concrete slurry leakiness again for measuring to reduce, can go out on building after construction Existing fault of construction, influences the durability that concrete uses.Therefore, it is also desirable to increase when being screened to the grains of sand to its drying effect, Ensure that it is effectively added in concrete spice.
The content of the invention
It is an object of the invention to provide a kind of rough sand layer sieve drying plant for building, to solve to carry in above-mentioned background technology The problem of going out.
To achieve the above object, the present invention provides following technical scheme:
A kind of rough sand layer for building sieve drying plant, including frame, drying tank body, two level screening net, one-level screening net and Exchanged heat airduct, and the drying tank body is arranged in frame, drying tank body top middle portion connection adding tube, and the connection of adding tube top is fixed Amount addition valve, quantitatively add valve upper end and grains of sand addition bucket is installed, adding trough is set in grains of sand addition bucket;Below the adding tube Drying tank body one-level screening net is installed, one-level, which is screened, is provided with two level screening net in the drying tank body of side off the net;Described one Sediment ejection opening, the sediment ejection opening of the one-level screening net bottom side are offered on level screening net and the drying tank body of two level screening net bottom side One-level sand discharge bucket is installed on outside drying tank body, one-level sand discharge bucket is connected by one-level rough sand pipe with one-level sandbox, one-level Sandbox bottom side is welded with sand discharge pipe a, and sand excluding valve a is provided with sand discharge pipe a;Outside the sediment ejection opening of the two level screening net bottom side Two level sand discharge bucket is installed on drying tank body, two level sand discharge bucket is connected by two level rough sand pipe with two level sandbox, and two level storage is husky Bottom side is welded with sand discharge pipe b, and sand excluding valve b is provided with sand discharge pipe b;It is equal that the one-level screening net and two level screen online surface It is welded with some blanking vibrating reeds;The two level is screened in the drying tank body of side off the net and is provided with training for sediment cover, training for sediment cover bottom Middle part is welded with sand tube, falls and inclined deflector is welded with sand tube inwall;The drying tank base is welded with Ji Shadou, Fall in the husky bucket of the collection below sand tube and be set to fine sand drying chamber, the collection Sha Dou bottoms are welded with fine sand discharge pipe, fine sand discharge pipe On quantitative sand excluding valve is installed, the structure of the quantitative sand excluding valve and quantitatively addition valve is identical and by valve body, rice font material toggling Valve element and drive shaft composition, the valve body is cylindrical drum or spherical shell structure, and a meter font material toggling valve element, rice are provided with valve body Font material toggling valve element is welded on the driving shaft, and drive shaft one end passes valve body connection motor, and the valve body upper center is set There is input port, delivery outlet is provided with the middle part of valve body lower end;It is described to fall heating net is installed between sand tube and drying inner tank wall, heat Connect guide duct on drying tank body between net and training for sediment cover, the output end of the guide duct other end connecting fan, blower fan Input connects blast pipe, and heat exchange airduct is arranged with the blast pipe, and heat exchange airduct surface offers some squit holes, exchanged heat Airduct one end connects outlet housing by discharge pipe.
As the further scheme of the present invention:The one-level screening net and two level screening net are tiltedly mounted on drying tank body Interior and between horizontal plane angle is 30~60 °.
As the further scheme of the present invention:The sieve aperture that the sieve diameter of the one-level screening net is more than two level screening net is straight Footpath.
As the further scheme of the present invention:The one-level sand discharge bucket is identical with two level sand discharge bucket structure and internal is respectively mounted There is unidirectional discharge baffle plate, unidirectional discharge baffle plate upper end is arranged on the drying tank wall on the upside of sediment ejection opening by pivot pin.
As the further scheme of the present invention:The one-level sandbox and two level sandbox are welded in frame.
As the further scheme of the present invention:The guide duct surrounds with the heating net, training for sediment cover and drying tank body Cavity connects.
As the further scheme of the present invention:The outlet housing is welded on described quantitatively add between valve and drying tank body In adding tube side wall, adding tube is connected with outlet housing, and screen pack is provided with the outlet housing.
Compared with prior art, the beneficial effects of the invention are as follows:
1st, a kind of rough sand layer sieve drying plant for building, stabilized structure is easy to operate, is easy to quantifying for the grains of sand to add Add, net and the convenient grains of sand step-sizing added to adding tube of two level screening net screened by one-level, blanking vibrating reed by The shock of the grains of sand and vibrate, so as to drive one-level screening net and two level screening net vibration, improve the grains of sand screening efficiency and Effect, the installation of vibrating motor is saved, reduce production cost.
2nd, the grains of sand screened out by unidirectional discharge baffle plate to drying tank body on the outside of promote and make unidirectional discharge baffle plate around pivot pin to Outside rotates, and conveniently screens out the discharge of the grains of sand, and discharge terminates rear unidirectional discharge baffle plate and automatically rotated to vertical position by Action of Gravity Field Put and block sediment ejection opening, improve the convenience for screening out grains of sand discharge;One-level sandbox and two level sandbox improve and screen out the grains of sand The convenience of collection, avoids the grains of sand from being scattered, and can obtain the grains of sand of different-grain diameter and be advantageous to construction use.
3rd, by training for sediment cover and fall the convenient fine sand to screening of sand tube and collect and discharge downwards, quantitative sand excluding valve is convenient to sieve The fine sand discharge of choosing;Heat caused by heating net energization is fallen to air heating after-blow into fine sand drying chamber and to falling sand tube Fine sand is dried, and forms convection current with the grains of sand of whereabouts, and the grains of sand to be fallen in drying tank body are preheated, dehumidified, improve discharge The utilization rate of waste heat of air, energy expenditure is reduced, reduce the cost of grains of sand drying, improve the efficiency and effect of grains of sand drying Fruit.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the structural representation of quantitative sand excluding valve in the present invention.
Fig. 3 is the structural representation of one-level sand discharge bucket in the present invention.
Fig. 4 is the structural representation of heat exchange airduct in the present invention.
In figure:The husky bucket of 1- sand excluding valve a, 2- sand discharge pipe a, 3- one-levels sandbox, 4- frames, 5- collection, 6- fine sands discharge pipe, 7- Quantitative sand excluding valve, 8- fine sands drying chamber, 9- two levels sandbox, 10- sand discharge pipe b, 11- sand excluding valve b, 12- two level rough sand pipe, 13- Heating net, 14- drying tank body, 15- two level sand discharges bucket, 16- two levels screening net, 17- one-levels screening net, 18- blankings vibrating reed, 19- adding tubes, 20- quantitatively add valve, 21- adding troughs, 22- grains of sand addition bucket, 23- outlet housings, 24- heat exchange airduct, 25- wind Machine, 26- one-level sand discharges bucket, 27- trainings for sediment cover, 28- fall sand tube, 29- one-level rough sand pipe, 30- input ports, 31- valve bodies, 32- rice words The unidirectional discharge baffle plate of type material toggling valve element, 33- drive shafts, 34- delivery outlets, 35-, 36- sediment ejection openings, 37- discharge pipes, 38- squit holes, 39- blast pipes, 40- guide ducts.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made Embodiment, belong to the scope of protection of the invention.
Refer to Fig. 1~4, in the embodiment of the present invention, a kind of rough sand layer sieve drying plant for building, including frame 4, drying Tank body 14, two level screening net 16, one-level screening net 17 and heat exchange airduct 24, the drying tank body 14 are arranged in frame 4, drying The top middle portion of tank body 14 connects adding tube 19, and valve 20 is quantitatively added in the connection of the top of adding tube 19, quantitatively adds the installation of the upper end of valve 20 There is grains of sand addition bucket 22, adding trough 21 is set in grains of sand addition bucket 22;The drying tank body 14 of the lower section of adding tube 19 is provided with One-level screens net 17, is provided with two level screening net 16 in the drying tank body 14 of the lower section of one-level screening net 17, the one-level screens net 17 and two level screening net 16 be tiltedly mounted on drying tank body 14 in and the angle between horizontal plane be 30~60 °, one-level sieve Network selection 17 is identical or opposite with the incline direction of two level screening net 16;One-level screening net 17 and two level screening net 16 bottom side Sediment ejection opening 36 is offered on drying tank body 14, is pacified on the outside of the sediment ejection opening 36 drying tank body 14 of one-level screening net 17 bottom side Equipped with one-level sand discharge bucket 26, one-level sand discharge bucket 26 is connected by one-level rough sand pipe 29 with one-level sandbox 3, the bottom of one-level sandbox 3 Side is welded with sand discharge pipe a2, and sand excluding valve a1 is provided with sand discharge pipe a2;Outside the sediment ejection opening 36 of two level screening net 16 bottom side Two level sand discharge bucket 15 is installed on drying tank body 14, two level sand discharge bucket 15 is connected by two level rough sand pipe 12 with two level sandbox 9, The bottom side of two level sandbox 9 is welded with sand discharge pipe b10, and sand excluding valve b11 is provided with sand discharge pipe b10.
The sieve diameter of the one-level screening net 17 is more than the sieve diameter of two level screening net 16, convenient that adding tube 19 is added The grains of sand step-sizing entered;One-level screening net 17 and two level screening net 16 upper surface is welded with some blanking vibrating reeds 18, when the grains of sand that adding tube 19 adds fall on the blanking vibrating reed 18 for screening on net 17 in one-level, blanking vibrating reed 18 Vibrated by the shock of the grains of sand, so as to drive one-level screening net 17 to vibrate, improve one-level screening net 17 and vibrate to the grains of sand Screening effect, the grains of sand after screening fall two level screening net 16 on blanking vibrating reed 18 on when, blanking vibrating reed 18 Vibrated by the shock of the grains of sand, so as to be further driven to two level screening net 16 vibrate, improve the grains of sand screening efficiency and Effect, the installation of vibrating motor is saved, reduce production cost.
The one-level sand discharge bucket 26 it is identical with two level sand discharge 15 structures of bucket and it is internal be mounted on unidirectional discharge baffle plate 35, it is single It is arranged on to the upper end of discharge baffle plate 35 by pivot pin on the outer wall of drying tank body 14 of the upside of sediment ejection opening 36, when one-level screens the He of net 17 The two level bulky grain grains of sand that screen out of screening net 16 from sediment ejection opening 36 discharge when, the grains of sand are by unidirectional discharge baffle plate 35 to drying tank body 14 Outside promotes and unidirectional discharge baffle plate 35 is laterally rotated around pivot pin, conveniently screens out the discharge of the grains of sand, after discharge terminates, unidirectionally Discharge baffle plate 35 is automatically rotated to vertical position by Action of Gravity Field and blocks sediment ejection opening 36, is improved and is screened out the convenient of grains of sand discharge Property.
The one-level sandbox 3 and two level sandbox 9 are welded in frame 4, and one-level sandbox 3 is used for one-level screening net 17 screen out the storage of the grains of sand, and two level sandbox 9 is used for the storage that two level screening net 16 screens out the grains of sand, improves and screen out grains of sand collection Convenience, avoid the grains of sand from being scattered, the grains of sand of different-grain diameter can be obtained and be advantageous to construction use.
Training for sediment cover 27 is installed in the drying tank body 14 of the lower section of two level screening net 16,27 V-shaped structure of training for sediment cover, led The center bottom of scrim 27 is welded with sand tube 28, falls and inclined deflector is welded with the inwall of sand tube 28, convenient to falling sand tube 28 The grains of sand water conservancy diversion that falls and the path for extending grains of sand whereabouts;Drying tank body 14 bottom is welded with the husky bucket 5 of collection, falls under sand tube 28 Fine sand drying chamber 8 is set in the husky bucket 5 of the collection of side, 5 bottoms of the husky bucket of collection are welded with fine sand discharge pipe 6, pacified on fine sand discharge pipe 6 Equipped with quantitative sand excluding valve 7, the fine sand after one-level screens net 17 and two level screening net 16 screens falls into fine sand from sand tube 28 is fallen Drying chamber 8, then discharged from fine sand discharge pipe 6, quantitative sand excluding valve 7 is used for the amount for controlling fine sand to discharge.
The quantitative sand excluding valve 7 is identical with the structure for quantitatively adding valve 20 and by valve body 31, rice font material toggling valve element 32 Formed with drive shaft 33, the valve body 31 is cylindrical drum or spherical shell structure, and a meter font material toggling valve element is provided with valve body 31 32, rice font material toggling valve element 32 is welded in drive shaft 33, and the one end of drive shaft 33 passes valve body 31 and connects motor, the valve The upper center of body 31 is provided with input port 30, and delivery outlet 34 is provided with the middle part of the lower end of valve body 31, when motor drives 33 turns of drive shaft When dynamic, drive shaft 33 drives rice font material toggling valve element 32 to be rotated in valve body 31, and the grains of sand that input port 30 is fallen into are dialled by rice font Material valve element 32, which is stirred and moves to delivery outlet 34, discharges, and when rice font material toggling valve element 32 stops operating, the grains of sand can not be from input port 30 entrance are discharged from delivery outlet 34;It is convenient to quantify sand excluding valve 7 and quantitatively add the amount that valve 20 controls grains of sand discharge or addition.
It is described to fall heating net 13 is installed between sand tube 28 and the drying inwall of tank body 14, between heating net 13 and training for sediment cover 27 Drying tank body 14 on connect guide duct 40, what guide duct 40 and the heating net 13, training for sediment cover 27 and drying tank body 14 surrounded Cavity connects, the output end of the other end connecting fan 25 of guide duct 40, the input connection blast pipe 39 of blower fan 25, described Heat exchange airduct 24 is arranged with blast pipe 39, heat exchange airduct 24 surface offers some squit holes 38, and heat exchange airduct 24 one end leads to Cross discharge pipe 37 and connect outlet housing 23, outlet housing 23 is welded on the adding tube quantitatively added between valve 20 and drying tank body 14 In 19 side walls, adding tube 19 is connected with outlet housing 23, and the screen pack for sand filtration is provided with the outlet housing 23.
When one-level screens net 17 and two level screening net 16 screens to the grains of sand, start blower fan 25 and the energization work of heating net 13 Make, extraneous air is pumped into and blasts the heating net 13, the and of training for sediment cover 27 by guide duct 40 by blower fan 25 by blast pipe 39 In the cavity that surrounds of drying tank body 14, then heating net 13 be powered caused by heat after-blow is heated to air to fine sand drying chamber 8 Interior and dried to falling the fine sand that sand tube 28 falls, the damp-heat air after drying is flowed up along falling sand tube 28, and with the sand of whereabouts Particle shape is further preheated to the grains of sand to be fallen in drying tank body 14, dehumidified into convection current, and last damp-heat air is from adding tube 19 The outlet housing 23 of side is discharged, and when damp-heat air flows into heat exchange airduct 24, air in blast pipe 39 is preheated, improves discharge The utilization rate of waste heat of air, energy expenditure is reduced, reduce the cost of grains of sand drying, improve the efficiency and effect of grains of sand drying Fruit.
The invention is not limited in above-described embodiment, on the basis of technical scheme disclosed by the invention, the skill of this area Art personnel are according to disclosed technology contents, it is not necessary to which performing creative labour can makes one to some of which technical characteristic A little simple modification, equivalent change and modifications, are belonged in the range of technical solution of the present invention.
, it is necessary to illustrate in the description of this specification, unless otherwise clearly defined and limited, term " setting ", " connected " and " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or integratedly be connected Connect;Can be joined directly together, can also be indirectly connected by intermediary, can be the connection of two element internals.For this For the those of ordinary skill in field, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.

Claims (7)

1. a kind of rough sand layer sieve drying plant for building, including frame (4), drying tank body (14), two level screening net (16), one-level Screen net (17) and heat exchange airduct (24), it is characterised in that the drying tank body (14) is arranged in frame (4), dries tank body (14) top middle portion connection adding tube (19), the connection of adding tube (19) top are quantitatively added valve (20), quantitatively added on valve (20) End is provided with grains of sand addition bucket (22), and adding trough (21) is set in grains of sand addition bucket (22);Baking below the adding tube (19) Dry tank body (14) is provided with one-level screening net (17), and one-level, which is screened, is provided with two level sieve in the drying tank body (14) below net (17) Network selection (16);Sediment ejection opening is offered on the drying tank body (14) of the one-level screening net (17) and two level screening net (16) bottom side (36) one-level sand discharge bucket, is installed on drying tank body (14) outside the sediment ejection opening (36) of described one-level screening net (17) bottom side (26), one-level sand discharge bucket (26) is connected by one-level rough sand pipe (29) with one-level sandbox (3), the weldering of one-level sandbox (3) bottom side Sand discharge pipe a (2) is connected to, sand excluding valve a (1) is installed on sand discharge pipe a (2);The sediment ejection opening of described two level screening net (16) bottom side (36) two level sand discharge bucket (15) is installed on outside drying tank body (14), two level sand discharge bucket (15) by two level rough sand pipe (12) with Two level sandbox (9) connects, and two level sandbox (9) bottom side is welded with sand discharge pipe b (10), sand discharge is provided with sand discharge pipe b (10) Valve b (11);The one-level screening net (17) and two level screening net (16) upper surface are welded with some blanking vibrating reeds (18); Training for sediment cover (27), the welding of training for sediment cover (27) center bottom are installed in the drying tank body (14) below the two level screening net (16) There is sand tube (28), fall and be welded with inclined deflector on sand tube (28) inwall;Described drying tank body (14) bottom is welded with collection Sha Dou (5), fall and fine sand drying chamber (8) is set in the husky bucket (5) of the collection below sand tube (28), described husky bucket (5) bottom of collection is welded with Fine sand discharge pipe (6), is provided with quantitative sand excluding valve (7) on fine sand discharge pipe (6), the quantitative sand excluding valve (7) and quantitatively adds The structure of valve (20) is identical and is formed by valve body (31), rice font material toggling valve element (32) and drive shaft (33), the valve body (31) it is cylindrical drum or spherical shell structure, a meter font material toggling valve element (32), rice font material toggling valve element is installed in valve body (31) (32) it is welded in drive shaft (33), drive shaft (33) one end passes valve body (31) connection motor, on the valve body (31) End middle part is provided with input port (30), and delivery outlet (34) is provided with the middle part of valve body (31) lower end;It is described fall sand tube (28) with drying tank body (14) heating net (13) is installed between inwall, is connected and leads on the drying tank body (14) between heating net (13) and training for sediment cover (27) Airduct (40), the output end of guide duct (40) other end connecting fan (25), the input connection blast pipe of blower fan (25) (39) heat exchange airduct (24), is arranged with the blast pipe (39), heat exchange airduct (24) surface offers some squit holes (38), Heat exchange airduct (24) one end passes through discharge pipe (37) and connects outlet housing (23).
2. a kind of rough sand layer sieve drying plant for building according to claim 1, it is characterised in that the one-level screens net (17) and two level screening net (16) is tiltedly mounted in drying tank body (14) and the angle between horizontal plane is 30~60 °.
3. a kind of rough sand layer sieve drying plant for building according to claim 2, it is characterised in that the one-level screens net (17) sieve diameter is more than the sieve diameter of two level screening net (16).
A kind of 4. rough sand layer sieve drying plant for building according to claim 1, it is characterised in that the one-level sand discharge bucket (26) it is identical with two level sand discharge bucket (15) structure and it is internal be mounted on unidirectional discharge baffle plate (35), on unidirectional discharge baffle plate (35) End is arranged on drying tank body (14) outer wall on the upside of sediment ejection opening (36) by pivot pin.
A kind of 5. rough sand layer sieve drying plant for building according to claim 1, it is characterised in that the one-level sandbox (3) it is welded in frame (4) with two level sandbox (9).
A kind of 6. rough sand layer sieve drying plant for building according to claim 1, it is characterised in that the guide duct (40) The cavity surrounded with the heating net (13), training for sediment cover (27) and drying tank body (14) connects.
A kind of 7. rough sand layer sieve drying plant for building according to claim 1, it is characterised in that the outlet housing (23) It is welded in described adding tube (19) side wall quantitatively added between valve (20) and drying tank body (14), adding tube (19) and air-out (23) connection is covered, screen pack is installed in the outlet housing (23).
CN201710551778.5A 2017-07-07 2017-07-07 A kind of rough sand layer sieve drying plant for building Withdrawn CN107377381A (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108296161A (en) * 2018-01-16 2018-07-20 无锡城市职业技术学院 A kind of multistage automatic sand sieving machine for building
CN108554806A (en) * 2018-01-17 2018-09-21 深圳润丰投资咨询有限公司 A kind of agricultural intermittent blanking formula cereal removal of impurities drying device
CN109731768A (en) * 2019-03-18 2019-05-10 江苏建筑职业技术学院 A kind of bury sieve is native to dry native device and application method
CN109974434A (en) * 2019-04-20 2019-07-05 南京威安新材料科技有限公司 A kind of drying device producing medicine intermediate synthetic catalyst
CN112774791A (en) * 2020-12-27 2021-05-11 余华东 High-efficient environmental protection ore reducing mechanism

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108296161A (en) * 2018-01-16 2018-07-20 无锡城市职业技术学院 A kind of multistage automatic sand sieving machine for building
CN108296161B (en) * 2018-01-16 2021-03-26 无锡城市职业技术学院 Multistage automatic sand screening machine for building
CN108554806A (en) * 2018-01-17 2018-09-21 深圳润丰投资咨询有限公司 A kind of agricultural intermittent blanking formula cereal removal of impurities drying device
CN109731768A (en) * 2019-03-18 2019-05-10 江苏建筑职业技术学院 A kind of bury sieve is native to dry native device and application method
CN109974434A (en) * 2019-04-20 2019-07-05 南京威安新材料科技有限公司 A kind of drying device producing medicine intermediate synthetic catalyst
CN112774791A (en) * 2020-12-27 2021-05-11 余华东 High-efficient environmental protection ore reducing mechanism

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Application publication date: 20171124