CN209531395U - A kind of rotary screen for sandstone separation - Google Patents

Abstract

The utility model discloses a kind of rotary screens for sandstone separation, including rack, rotate plectrum device, anti-blocking mechanism and screen drum, lower section is equipped with rotation plectrum device on the left of rack, rack upper center is equipped with anti-blocking mechanism, long plectrum shares three groups, short plectrum shares three groups, and the length of short plectrum is the half of long plectrum, convex block is inserted into mesh, and screen drum and roller are rotation connection, the junction of screen drum and oblique hiding block is additionally provided with seal gasket, and tiltedly hiding block is equipped with groove, and screen drum one end and groove are rotatablely connected, plectrum active rotation can be made to move flat material using rotation plectrum device, material is reduced in the accumulation of small region, contact material sufficiently with screen drum, increase material contact area, greatly improve screening efficiency.

Description

A kind of rotary screen for sandstone separation

Technical field

The utility model relates to sorting technology field, specially a kind of rotary screen for sandstone separation.

Background technique

When civil engineering construction, often residual is a large amount of mixes sandy soil and rubble, if leing heap of leaving go unchecked Product, can adversely affect environment space, while in response to national requirements for environmental protection, increase waste utilization, it is necessary to a kind of A kind of machinery that stone and sand are separated, and rotary screen is a kind of machinery very widely used in sorting technology, is By controlling grain diameter size material sorting, sharpness of separation is higher, good can accomplish that sandstone separate.

Although existing rotary screen has accomplished being precisely separated for different material, but there are also some shortcomingss, firstly, roller Sieve usually will appear materials inside bulk deposition in one small region of bottom, cause material small to shaft screen contact surface in screening, The material for being deposited in top can not screen, the low situation of screening efficiency, secondly, the sieve pore of rotary screen is easy in screening process The case where now blocking causes a part of sieve pore that can not work, and not only reduces working efficiency, when severe, also to shut down It checks, for this purpose, the utility model proposes a kind of rotary screens for sandstone separation for solving the above problems.

Utility model content

The purpose of this utility model is to provide a kind of rotary screens for sandstone separation, to solve in above-mentioned background technique In the screening of proposition, it may appear that for materials inside bulk deposition in bottom small region, material is small to shaft screen contact surface, is deposited in The problem of square object material can not screen, and screening efficiency is low, and sieve pore easily blocks in screening, cause part sieve pore that can not work.

To achieve the above object, the utility model provides the following technical solutions: a kind of rotary screen for sandstone separation, packet Including rack, rotation plectrum device, anti-blocking mechanism and screen drum, rack left side lower section is equipped with rotation plectrum device, described Rotate plectrum device include No. two motors, No. two small pulleys, No. two belts, No. two big belt wheels, No. two transmission shafts, No. two axle beds, Long plectrum, short plectrum, described No. two motor one end are fixedly connected with No. two small pulleys, and No. two small band wheel outer surfaces rotation connects No. two belts are connected to, No. two belt upper ends are rotatably connected to No. two big belt wheels, and No. two big belt wheel right side centrals are fixed It is connected with No. two transmission shafts, No. two transmission shaft outer surfaces left end is rotatably connected to No. two axle beds, outside No. two transmission shafts Surface right end is welded with long plectrum, and No. two transmission shaft outer surfaces right end is welded with short plectrum, the rack upper center peace Equipped with anti-blocking mechanism, the anti-blocking mechanism includes No. three axle beds, No. three axis, roller, rubber layer, convex block, No. four axle beds, institute It states and is rotatably connected to No. three axis in the middle part of No. three axle beds, be fixedly connected with roller in the middle part of No. three axis outer surfaces, outside the roller Surface bonding is connected with rubber layer, and the rubber layer outer surface is equipped with convex block, and No. three axis right ends are rotatably connected to No. four axis Seat, the rack lower right-hand side are equipped with No.1 motor, and No.1 motor one end is fixedly connected with No.1 small pulley, and described one Number small band wheel outer surface is rotatably connected to No.1 belt, is rotatably connected to No.1 big belt wheel above the No.1 belt, and described one Number big belt wheel left side central portion is fixedly connected with No.1 transmission shaft, and No.1 transmission shaft outer surface right end slidably connects No.1 axis Seat, the No.1 axle bed top are fixedly connected with fixed support plate, and No.1 transmission shaft outer surface left end is equipped with baffle ring, described No.1 transmission shaft left end is fixedly connected with disk, and outside is welded with connection reinforcing bar, described connection reinforcing bar one end on the left of the disk It is welded with screen drum, the screen drum outer surface is equipped with mesh, and the screen drum left end is rotatably connected to oblique hiding block, the oblique hiding block left side It is removably connected with feed inlet, middle part is equipped with sand material case below the rack, and middle part is equipped with building stones case below the rack.

Preferably, the long plectrum shares three groups, and the short plectrum shares three groups, and the length of short plectrum is long plectrum Half.

Preferably, in the convex block insertion mesh, and screen drum and roller are rotation connection.

Preferably, the rack is handled through carburizing and quenching, and rack is equipped with lightening hole.

Preferably, the junction of the screen drum and oblique hiding block is additionally provided with seal gasket, and tiltedly hiding block is equipped with groove, and screen drum One end and groove are rotatablely connected.

Preferably, No. two transmission shafts are connect with disk rotational, and the junction of No. two transmission shafts and disk is additionally provided with The junction of bearing, No. two transmission shafts and long plectrum is also welded with reinforced steel, the company of No. two transmission shafts and short plectrum The place of connecing also is welded with reinforced steel.

Compared with prior art, the utility model has the beneficial effects that

1. plectrum active rotation can be made to move flat material using rotation plectrum device, material is reduced in the heap of small region Product, contacts material sufficiently with screen drum, increases material contact area, greatly improves screening efficiency.

2. the sieve pore of blocking can be made to restore to the original state using anti-blocking mechanism, it is inserted into using the cooperation of convex block and mesh, it can , by mesh under the material top for blocking mesh, to clear up the ultrahigh in efficiency of blocking by convex block, there's almost no after being inserted by convex block Also remaining blocking.

3. being handled using rack through carburizing and quenching, and rack is equipped with lightening hole, can greatly improve the entirety of rotary screen Intensity, while in the case where not influencing integral strength, installation weight is reduced, operator is facilitated to use.

4. being additionally provided with seal gasket using the junction of screen drum and oblique hiding block, and tiltedly hiding block is equipped with groove, and screen drum one end It is rotatablely connected with groove, reinforces the leakproofness of screen drum and feed inlet, prevent from falling to leak material because screen drum and feed inlet gap are big.

Detailed description of the invention

Fig. 1 is the utility model schematic perspective view；

Fig. 2 is that the utility model rotates plectrum device structural schematic diagram；

Fig. 3 is the utility model anti-blocking mechanism structural schematic diagram.

In figure: 1 rack, 2 rotation plectrum devices, 21 No. two motors, 22 No. two small pulleys, 23 No. two belts, 24 No. two big Belt wheel, 25 No. two transmission shafts, 26 No. two axle beds, 27 long plectrums, 28 short plectrums, 3 anti-blocking mechanisms, 31 No. three axle beds, 32 No. three Axis, 33 rollers, 34 rubber layers, 35 convex blocks,

36 No. four axle beds, 4 No.1 motors, 5 No.1 small pulleys, 6 No.1 belts, 7 No.1 big belt wheels, 8 No.1 transmission shafts, 9 No.1 axle bed, 10 fixed support plates, 11 baffle rings, 12 disks, 13 connection reinforcing bars,

14 screen drums, 15 meshes, 16 oblique hiding blocks, 17 feed inlets, 18 sand material casees, 19 building stones casees.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1 to 3 is please referred to, the utility model provides a kind of technical solution: a kind of rotary screen for sandstone separation, including Rack 1, rotation plectrum device 2, anti-blocking mechanism 3 and screen drum 14,1 left side lower section of rack are equipped with rotation plectrum device 2, rotation Plectrum device 2 includes No. two transmission shafts 25, two of big belt wheel 24, two of belt 23, two of small pulley 22, two of motor 21, two Number axle bed 26, long plectrum 27, short plectrum 28, No. two 21 one end of motor are fixedly connected with No. two small pulleys 22, No. two small pulleys 22 Outer surface is rotatably connected to No. two belts 23, and No. two 23 upper ends of belt are rotatably connected to No. two big belt wheels 24, No. two big belt wheels 24 Right side central is fixedly connected with No. two transmission shafts 25, and No. two 25 outer surface left ends of transmission shaft are rotatably connected to No. two axle beds 26, and two Number 25 outer surface right end of transmission shaft is welded with long plectrum 27, and No. two 25 outer surface right ends of transmission shaft are welded with short plectrum 28, rack 1 Upper center is equipped with anti-blocking mechanism 3, anti-blocking mechanism 3 include 31, No. three axis 32 of No. three axle beds, roller 33, rubber layer 34, 35, No. four axle beds 36 of convex block are rotatably connected to No. three axis 32 in the middle part of No. three axle beds 31, are fixedly connected in the middle part of No. three 32 outer surfaces of axis There is roller 33,33 outer surface gluing of roller is connected with rubber layer 34, and 34 outer surface of rubber layer is equipped with convex block 35, No. three 32 right ends of axis No. four axle beds 36 are rotatably connected to, 1 lower right-hand side of rack is equipped with No.1 motor 4, and 4 one end of No.1 motor is fixedly connected with No.1 Small pulley 5,5 outer surface of No.1 small pulley are rotatably connected to No.1 belt 6, and the big band of No.1 is rotatably connected to above No.1 belt 6 Wheel 7,7 left side central portion of No.1 big belt wheel is fixedly connected with No.1 transmission shaft 8, and 8 outer surface right end of No.1 transmission shaft slidably connects No.1 axle bed 9, fixed support plate 10 is fixedly connected with above No.1 axle bed 9, and 8 outer surface left end of No.1 transmission shaft is equipped with baffle ring 11,8 left end of No.1 transmission shaft is fixedly connected with disk 12, and 12 left side outside of disk is welded with connection reinforcing bar 13, connects reinforcing bar 13 One end is welded with screen drum 14, and 14 outer surface of screen drum is equipped with mesh 15, and 14 left end of screen drum is rotatably connected to oblique hiding block 16, oblique hiding block 16 Left side is removably connected with feed inlet 17, and 1 lower section middle part of rack is equipped with sand material case 18, and 1 lower section middle part of rack is equipped with building stones case 19.

Further, long plectrum 27 shares three groups, and short plectrum 28 shares three groups, and the length of short plectrum 28 is long plectrum 27 Half.

Further, convex block 35 is inserted into mesh 15, and screen drum 14 and roller 33 are rotation connection.

Further, rack 1 is handled through carburizing and quenching, and rack 1 is equipped with lightening hole.

Further, the junction of screen drum 14 and oblique hiding block 16 is additionally provided with seal gasket, and tiltedly hiding block 16 is equipped with groove, and 14 one end of screen drum and groove are rotatablely connected.

Further, No. two transmission shafts 25 and disk 12 are rotatablely connected, and the junction of No. two transmission shafts 25 and disk 12 It is additionally provided with bearing, the junction of No. two transmission shafts 25 and long plectrum 27 is also welded with reinforced steel, No. two transmission shafts 25 and short plectrum 28 junction is also welded with reinforced steel.

Working principle: when operator starts rotary screen, No.1 motor 4 powers on, and passes through No.1 small pulley 5, one Rotation connection number between belt 6 and No.1 big belt wheel 7 drives No.1 transmission shaft 8, then and by No.1 transmission shaft 8, disk 12, Connection reinforcing bar 13 drives screen drum 14 to rotate with being fixedly connected for screen drum 14, and material is entered by feed inlet 17, then is slid into and sieved by slope In cylinder 14, sand material case 18 is entered by mesh 15, enters building stones case 19 under final residual；After rotary screen starting, No. two electricity Machine 21 is also powered operating, and the rotation connection passed through between 22, No. two belts 23 of No. two small pulleys and No. two big belt wheels 24 drives two Number transmission shaft 25, then drive long plectrum 27 and short plectrum 28 actively to move flat material by No. two transmission shafts 25, material is reduced small The accumulation of panel region increases material contact area, improves material screening efficiency；When mesh 15 block after, by mesh 15 with it is convex The insertion of block 35 cooperates, and makes screen drum 14 that roller 33 be driven to rotate, and convex block 35 opens the material of clogging mesh 15, makes mesh 15 It can continue to work.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (6)

1. a kind of rotary screen for sandstone separation, including rack (1), rotation plectrum device (2), anti-blocking mechanism (3) and sieve Cylinder (14), it is characterised in that: lower section is equipped with rotation plectrum device (2), the rotation plectrum device on the left of the rack (1) It (2) include No. two motors (21), No. two small pulleys (22), No. two belts (23), No. two big belt wheels (24), No. two transmission shafts (25), No. two axle beds (26), long plectrum (27), short plectrum (28), described No. two motors (21) one end are fixedly connected with No. two small Belt wheel (22), No. two small pulleys (22) outer surface are rotatably connected to No. two belts (23), No. two belts (23) upper end No. two big belt wheels (24) are rotatably connected to, No. two big belt wheels (24) right side central is fixedly connected with No. two transmission shafts (25), No. two transmission shafts (25) the outer surface left end is rotatably connected to No. two axle beds (26), and No. two transmission shafts (25) outer surface is right End is welded with long plectrum (27), and No. two transmission shafts (25) outer surface right end is welded with short plectrum (28), on the rack (1) Side middle part is equipped with anti-blocking mechanism (3), and the anti-blocking mechanism (3) includes No. three axle beds (31), No. three axis (32), rollers (33), rubber layer (34), convex block (35), No. four axle beds (36), No. three axle beds (31) middle part are rotatably connected to No. three axis (32), it is fixedly connected with roller (33) in the middle part of No. three axis (32) outer surface, roller (33) outer surface gluing is connected with Rubber layer (34), rubber layer (34) outer surface are equipped with convex block (35), and No. three axis (32) right end is rotatably connected to No. four Axle bed (36), rack (1) lower right-hand side are equipped with No.1 motor (4), and described No.1 motor (4) one end is fixedly connected with one Number small pulley (5), No.1 small pulley (5) outer surface are rotatably connected to No.1 belt (6), above the No.1 belt (6) It is rotatably connected to No.1 big belt wheel (7), No.1 big belt wheel (7) left side central portion is fixedly connected with No.1 transmission shaft (8), described No.1 transmission shaft (8) outer surface right end slidably connects No.1 axle bed (9), is fixedly connected with above the No.1 axle bed (9) Determine support plate (10), No.1 transmission shaft (8) the outer surface left end is equipped with baffle ring (11), and No.1 transmission shaft (8) left end is solid Surely it is connected with disk (12), outside is welded with connection reinforcing bar (13), described connection reinforcing bar (13) one end on the left of the disk (12) It is welded with screen drum (14), screen drum (14) outer surface is equipped with mesh (15), and screen drum (14) left end is rotatably connected to oblique screening Block (16), oblique hiding block (16) left side are removably connected with feed inlet (17), and middle part is equipped with sand material case below the rack (1) (18), middle part is equipped with building stones case (19) below the rack (1).

2. a kind of rotary screen for sandstone separation according to claim 1, it is characterised in that: the long plectrum (27) is altogether There are three groups, the short plectrum (28) shares three groups, and the length of short plectrum (28) is the half of long plectrum (27).

3. a kind of rotary screen for sandstone separation according to claim 1, it is characterised in that: convex block (35) insertion In mesh (15), and screen drum (14) and roller (33) are rotation connection.

4. a kind of rotary screen for sandstone separation according to claim 1, it is characterised in that: the rack (1) is through seeping Carbon quenching treatment, and rack (1) is equipped with lightening hole.

5. it is according to claim 1 it is a kind of for sandstone separation rotary screen, it is characterised in that: the screen drum (14) and tiltedly The junction of hiding block (16) is additionally provided with seal gasket, and tiltedly hiding block (16) is equipped with groove, and screen drum (14) one end and groove rotate Connection.

6. a kind of rotary screen for sandstone separation according to claim 1, it is characterised in that: No. two transmission shafts (25) it is rotatablely connected with disk (12), and the junction of No. two transmission shafts (25) and disk (12) is additionally provided with bearing, described No. two The junction of transmission shaft (25) and long plectrum (27) is also welded with reinforced steel, No. two transmission shafts (25) and short plectrum (28) Junction is also welded with reinforced steel.