CN208865934U - A kind of circular vibration classifying screen - Google Patents

Abstract

The utility model relates to screening plants, are a kind of circular vibration classifying screens.Its sieve is at least assembled by more than two sieve units, is equipped with wedge clamp above adjacent sieve unit four corners, rubber lath, briquetting is arranged below, is fixedly connected on the crossbeam of screen box by fastening bolt；The tapered end of wedge clamp is towards material inlet direction.Frame, fixed plate and connecting plate collectively constitute the sphere of movements for the elephants frame structure of sieve unit；Vibration bar passes through fixed plate and two sides frame is evenly spaced is arranged in frame.Utility model solves the problems, such as the screening following feed blocking sieve of 10 mesh, bar shake in the internal vibration of sieve unit framework, spring, rolling, rapping, material on sieve will be sticked to shake off, wedge clamp is by material uniform divided flows to each sieve unit, it reduces to humidity of materials requirement, improves screening percentage, screening quality；Multiple sieve unit combinations are designed according to job requirement, increases sieve entire area, thereby increasing productivity, reduces production cost.

Description

A kind of circular vibration classifying screen

Technical field

The utility model relates to screening plants, are specifically a kind of circular vibration classifying screens.

Background technique

Circular shale shaker be used for various raw coal prescreening and final sizing, it can also be used to electric power, mine construction, light industry and The classification of chemical industry department centering particulate waste material.Sieve is mostly made of whole sieve, a screen frame, and sieve is woven mesh Sieve, wedge wire screen plate or orifice plate sieve plate；When screening materials carrying is below 10 mesh or when material humidity, sieve pore is easily blocked, is needed not Disconnected cleaning sieve, therefore screening quality is bad, productivity is low, and the production cost increases.

Summary of the invention

The goal of the invention of the utility model is just to provide one kind and is able to solve the above problem, and sieve will not block, sieve group It closes into the circular vibration classifying screen for being conveniently replaceable cleaning.

The technical solution of the utility model is achieved in that a kind of circular vibration classifying screen, and structure includes spring damping dress It sets, screen box, motor, vibrator, discharge gate, bearing chassis, sieve；Sieve is mounted on inside screen box, and screen box bottom is equipped with crossbeam；

It is characterized in that: the screen construction includes sieve unit, wedge clamp, rubber lath, briquetting, fastening bolt；Institute It states sieve and is at least assembled into rectangle structure by more than two sieve units；The wedge clamp is equipped with ladder hole Cuboid, and one end of cuboid is wedge shape；

Be equipped with wedge clamp above each adjacent sieve unit four corners, be arranged below the rubber lath, Briquetting is fixed them across the ladder hole of wedge clamp, sieve unit, rubber lath, briquetting by the fastening bolt It is connected on the crossbeam of the screen box.

Wedge-shaped one end of the wedge clamp is towards side, i.e. material pan feeding direction.

Each sieve cellular construction is identical, and the sieve cellular construction includes frame, and connecting plate, fixed plate, shake bar, Baffle；The fixed plate is arranged between the frame of two sides；The connecting plate is vertically arranged with the frame and fixed plate；The side Frame, fixed plate and connecting plate collectively constitute rectangular sphere of movements for the elephants frame structure；The vibration bar passes through the fixed plate and two sides Frame is arranged in frame, and is spaced uniform, parallel with the connecting plate；The baffle is equipped on the outside of the frame；

Same diameter through hole is uniformly provided with same level height and position is corresponding in the fixed plate and two sides frame；It is described The bar that shakes passes through the through-hole.

The diameter of the vibration bar is less than the through-hole diameter.

The utility model solves the problems, such as to be frequently occluded sieve when the screening following material of 10 mesh, multiple sieve units combinations Into whole sieve, extend sieve service life；The diameter of vibration bar is less than in fixed plate and two sides frame in each sieve unit The diameter of through-hole makes every vibration bar with vibration source frame internal vibration, spring, rolling, rapping in sieve unit, will be sticked to sieve Online material shakes off；The angle of wedge of wedge clamp along sieve unit frame towards side, that is, material pan feeding direction, can be by object Expect uniform divided flows to each sieve unit；It reduces to humidity of materials requirement, improves screening percentage, screening quality；It is shaken according to circle The job requirement of dynamic classifying screen designs multiple sieve unit combinations, increases sieve entire area, so that productivity is improved, Reduce production cost.

Detailed description of the invention

Fig. 1 is a kind of circular vibration classifying screen structural schematic diagram；

Fig. 2 is a kind of screen construction schematic diagram of circular vibration classifying screen；

Fig. 3 is sieve part A to structure sectional view；

Fig. 4 is the structural schematic diagram of sieve unit；

Fig. 5 is the local B of sieve unit to structural side view；

In figure, 1 spring damper, 2 screen boxs, 3 motors, 4 vibrators, 5 discharge gates, 6 sieves, 7 bearing chassis, 8 sieves Unit, 9 wedge clamps, 10 rubber laths, 11 briquettings, 12 fastening bolts, 13 ladder holes, 14 frames, 15 connecting plates, 16 are fixed Plate, 17 vibration bars, 18 baffles, 19 through-holes, 20 crossbeams.

Specific embodiment

As shown in Figs. 1-5, a kind of circular vibration classifying screen, structure include spring damper 1, screen box 2, motor 3, vibrator 4, discharge gate 5, bearing chassis 7, sieve 6；Sieve 6 is mounted on inside screen box 2, and 2 bottom of screen box is equipped with crossbeam 20；6 structure of sieve Including sieve unit 8, wedge clamp 9, rubber lath 10, briquetting 11, fastening bolt 12；Sieve 6 is at least by more than two sieves Unit 8 is assembled into rectangle structure；Wedge clamp 9 is the cuboid equipped with ladder hole 13, and one end of cuboid is wedge shape；

It is equipped with wedge clamp 9 above each adjacent 8 four corners of sieve unit, rubber lath 10, briquetting is arranged below 11, ladder hole 13, sieve unit 8, rubber lath 10, the briquetting 11 of wedge clamp 9 are passed through by fastening bolt 12, by them It is fixedly connected on the crossbeam 20 of screen box 2.

Wedge-shaped one end of wedge clamp 9 is towards side, i.e. material pan feeding direction.

Each 8 structure of sieve unit is identical, and 8 structure of sieve unit includes frame 14, and connecting plate 15, fixed plate 16, shake bar 17, baffle 18；Fixed plate 16 is arranged between two sides frame 14, and connecting plate 15 is vertically arranged with frame 14 and fixed plate 16, side Frame 14, fixed plate 16 and connecting plate 15 collectively constitute rectangular sphere of movements for the elephants frame structure；The bar 17 that shakes passes through fixed plate 16 and two Side frame 14 is arranged in frame, and is spaced uniform, parallel with connecting plate 15；Baffle 18 is equipped on the outside of frame 14；

Same diameter through hole 19 is uniformly provided with same level height and position is corresponding in fixed plate 16 and two sides frame 14；Vibration Bar 17 passes through through-hole 19.

The diameter of vibration bar 17 is less than the diameter of through-hole 19.

When work, the diameter of vibration bar is less than the diameter of through-hole on fixed plate and two sides frame in each sieve unit, makes every Root shakes bar with vibration source frame internal vibration, spring, rolling, rapping in sieve unit, and the material being sticked on sieve is shaken off； It wedge-shaped one end of wedge clamp, can be by material uniform divided flows to each sieve unit towards side, that is, material pan feeding direction；Drop It is low that screening percentage, screening quality are improved to humidity of materials requirement, it is frequently occluded when efficiently solving the following material of 10 mesh of screening The problem of sieve.

According to the job requirement of circular vibration classifying screen, multiple sieve unit combinations are designed, as shown in Fig. 2, the present embodiment is 20 sieve unit combinations, sieve entire area increase, improve productivity, reduce production cost.

Claims (4)

1. a kind of circular vibration classifying screen, structure includes spring damper (1), screen box (2), motor (3), vibrator (4), discharge Mouth (5), bearing chassis (7), sieve (6)；Sieve (6) is mounted on screen box (2) inside, and screen box (2) bottom is equipped with crossbeam (20)；

It is characterized in that: sieve (6) structure includes sieve unit (8), wedge clamp (9), rubber lath (10), briquetting (11), fastening bolt (12)；The sieve (6) is at least assembled into rectangle structure by more than two sieve units (8)；Institute Stating wedge clamp (9) is the cuboid equipped with ladder hole (13), and one end of cuboid is wedge shape；

The wedge clamp (9) are equipped with above each adjacent sieve unit (8) four corners, the rubber is arranged below Lath (10), briquetting (11) pass through ladder hole (13), the sieve of the wedge clamp (9) by the fastening bolt (12) They are fixedly connected on the crossbeam (20) of the screen box (2) by unit (8), rubber lath (10), briquetting (11).

2. a kind of circular vibration classifying screen according to claim 1, it is characterized in that: wedge-shaped one end of the wedge clamp (9) Towards side, i.e. material pan feeding direction.

3. a kind of circular vibration classifying screen according to claim 1, it is characterized in that: each sieve unit (8) structure phase Together, sieve unit (8) structure includes frame (14), connecting plate (15), fixed plate (16), vibration bar (17), baffle (18)；Institute Fixed plate (16) are stated to be arranged between two sides frame (14)；The connecting plate (15) and frame (14) and fixed plate (16) are vertical sets It sets；The frame (14), fixed plate (16) and the connecting plate (15) collectively constitute rectangular sphere of movements for the elephants frame structure；It is described Vibration bar (17) passes through the fixed plate (16) and two sides frame (14) is arranged in frame, and is spaced the uniform and connection Plate (15) is parallel；The baffle (18) are equipped on the outside of the frame (14)；

Same diameter is uniformly provided in same level height and position corresponding section on the fixed plate (16) and two sides frame (14) to lead to Hole (19)；The vibration bar (17) passes through the through-hole (19).

4. a kind of circular vibration classifying screen according to claim 3, it is characterized in that: the diameter of vibration bar (17) is less than described Through-hole (19) diameter.