CN205500114U

CN205500114U - Screw press conveyor

Info

Publication number: CN205500114U
Application number: CN201620121290.XU
Authority: CN
Inventors: 李奇胜
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-02-16
Filing date: 2016-02-16
Publication date: 2016-08-24
Anticipated expiration: 2026-02-16

Abstract

The utility model discloses a screw press conveyor mainly comprises rotation axis seam, U -shaped perforated plate, apron, the rotation axis seam is by lower bearing axle, the rotation axis, forward helical blade, reverse helical blade, the welding of upper bearing axle forms, formation U -shaped space is connected with the apron through the bolt -up to the U -shaped perforated plate, make rotation axis seam axis and half garden dead in line in the U -shaped space when the installation, it is ascending that forward helical blade can be followed to the material when rotation axis seam was rotated according to an orientation, reverse helical blade is with the material from last orientation downwards to the transport simultaneously, extrude at the regional material that forms of forward helical blade and reverse helical blade's end to end, because forward helical blade is in large quantities in reverse helical blade quantity, ascending thrust is greater than decurrent resistance, the material finally still moves to export orientation, the material is extruded moisture content in extrusion process, the reverse helical blade tip adjacent with forward helical blade increases the chamfer, prevent the rectangular material string position of rest at reverse helical blade, cause that the material stops up in here. The rotation axis seam can prevent at U -shaped space internal rotation that the material from forming the garden the same with the helical blade external diameter cross -section that appears through the extrusion back to prevent that the material from the material choking phenomenon appearing because skid in transportation process.

Description

Screw press conveyer device

Technical field

This utility model relates to the rubbish squeezing transportation art of material squeezing transportation art, particularly environmental protection industry (epi).

Background technology

In terms of life, production, material squeezing delivery application is quite extensive, particularly mud, house refuse in field of Environment Protection With changing food waste process, one of them important step be rubbish squeezing conveying, the water in rubbish is separated be beneficial to follow-up Processing, screw press conveying is one of mode of squeezing conveying.

Screw press conveyer device has simple in construction, and cost is low, dependable performance, the feature that maintenance cost is low, and has Squeezing, conveying dual-use function, use relatively wider at field of Environment Protection, and Fig. 1 is existing screw press conveyer device axonometric drawing, material Enter from feed hopper 101 and be transported to discharging opening 103 after driving press dewatering via reducing motor 102 and export.

Fig. 2 is the sectional view of screw press conveyer device, lower bearing axle 205, rotary shaft 206, transport screw blade 207, Upper bearing (metal) axle 215 welding forms rotary shaft seam, bottom plate 204 and lower porous plate 209, deflector 210, upper mounted plate 212 Welding forms screw press transfer gantry, and bearing block 203 is connected by bolt 201 is fixing with bottom plate 204, and bearing 202 is pacified Being contained in bearing block 203 endoporus, feed hopper 101 is connected by bolt 218 is fixing with bottom plate 204, and discharging opening 103 passes through spiral shell Bolt 216 is fixing with upper mounted plate 212 to be connected, and reducing motor 102 is connected by bolt 213 is fixing with discharging opening 103, and rotary shaft is welded The lower end closed is arranged on the endoporus of bearing 202 by lower bearing axle 205, and upper end is arranged on reducing motor by upper bearing (metal) axle 215 The output endoporus of 102, the motion of reducing motor 102 and power are delivered to upper bearing (metal) axle 215 and through upper bearing (metal) axle by key 214 215 are delivered to rotary shaft seam.

When by certain direction, the output endoporus of reducing motor 102 rotates (this figure direction from the top down sees it is side counterclockwise To rotate) time, rotary shaft seam rotates the most at same direction, from feed hopper 101 enter material rotary shaft seam just Run from bottom to top under helical blade 207 drives and export through discharging opening 103.Material run from bottom to top during pressure Squeezing dehydrating effect and depend on the structural shape of rotary shaft seam, the water squeezed out from material is through 208, the hole of lower porous plate 209 Fall deflector 210 and discharge through pipe joint 219.

Whether the press dewatering function quality of screw press conveyer device depends on rotary shaft seam, existing screw press The rotary shaft seam of conveyer device has three kinds of versions；

1. Fig. 3 is rotary shaft reducing figure, rotary shaft 206 reducing, and feed end diameter is little, and discharge end diameter is big.

2. Fig. 4 is transport screw blade varying pitch figure, transport screw blade 207 varying pitch, and feed end pitch is big, discharge end Pitch is little.

3. rotary shaft 206 reducing transport screw blade 207 varying pitch simultaneously.

Three of the above version has following defect；

A, the maximum compression ratio of three kinds of versions is fixing, and the material processed such as mud, house refuse and kitchen The physical property of rubbish is capricious, say, that the material maximum compression ratio of process is change, when in feed hopper 101 Having abundant material to add fashionable, when material maximum compression ratio is less than the maximum compression ratio of version, material just will be stuck in Cannot squeeze conveying to helical blade 207, when material maximum compression ratio is more than the maximum compression ratio of version, material cannot be thorough End press dewatering, does not reaches the requirement of setting.

B, fashionable when not having abundant material to add in feed hopper 101, press dewatering function is greatly lowered, when material is less than After a certain amount of, material passes freely through screw press dehydration equipment, and equipment no longer has press dewatering function.

C, three kinds of version processing costs are higher, and manufacture difficulty is bigger.

Easily there is feed blocking phenomenon in existing rubbish screw press conveyer device, and main cause is that material is in passage Skidding easily occurs.

Fig. 5 is the Section A-A figure of Fig. 2, and existing rubbish screw press conveyer device material channel is to be half garden by cross section Upper porous plate 211 be fastenedly connected by bolt 502 with the lower porous plate 209 that cross section is half garden after the circular cross section that formed, rotation Rotating shaft seam cross section is concentric with this circular cross section, and it is close that upper cover plate 217 is fastenedly connected formation by bolt 501 and deflector 210 Closing space prevents abnormal flavour from leaking outside, and circular cross section is regular sections, and material is minimum with the frictional force in circular cross section, and material is in rotary shaft Readily bonding to transport screw blade 207 surface in rotary shaft seam after extruding between seam and circular cross section, material is in garden Tee section inner surface skids and sticks to transport screw blade 207 surface and no longer runs up, here it is usually said material Clogging.

Utility model summary of the invention

For solving the drawbacks described above of existing screw press conveyer device, the utility model proposes a solution, It is made up of rotary shaft seam, U-shaped porous plate, cover plate.

Rotary shaft seam by lower bearing axle, rotary shaft, transport screw blade, reverse acting spiral blade, upper bearing (metal) axle welding and Become.When rotary shaft seam by certain direction rotate (diagram requirement rotate counterclockwise, according to the rotation of transport screw blade Depending on difference) time remain in material between transport screw blade and rise under transport screw blade drives, the most reversely spiral shell Material is in downward direction carried by vane sheet from upper direction, in the end to end region shape of transport screw blade Yu reverse acting spiral blade Become material extruding, owing to transport screw blade quantity is more than downward resistance more than reverse acting spiral blade quantity, thrust upwards, Material finally runs to Way out, is squeezed out by moisture content during extruding from material, and the water squeezed out is by many The hole of orifice plate, pipe joint flow out, and are achieved in that the squeezing to material and conveying.

Increase chamfering in the reverse acting spiral vane end faces adjacent with transport screw blade, prevent strip material from hanging over reverse spiral shell The original position of vane sheet, causes material to block herein.

U-shaped porous plate and cover plate are bolted connection formation U-shaped space, make when mounted rotary shaft seam axis with U-shaped space half garden dead in line, rotary shaft seam is possible to prevent material to be formed and helical-blade after extruding in rotation in U-shaped space The circular cross section that sheet external diameter is identical, prevents material in course of conveying and feed blocking phenomenon occurs because of skidding.

Accompanying drawing explanation

Fig. 1 is existing screw press conveyer device axonometric drawing.

Fig. 2 is the sectional view of screw press conveyer device.

Fig. 3 is rotary shaft reducing figure.

Fig. 4 is transport screw blade varying pitch figure.

Fig. 5 is the Section A-A figure of Fig. 2.

Fig. 6 is for rotary shaft seam figure of the present utility model.

Fig. 7 is screw press conveyer device sectional view of the present utility model.

Fig. 8 is the figure increasing chamfering for reverse acting spiral blade.

Fig. 9 is the B-B sectional view of Fig. 7.

Detailed description of the invention 1

Fig. 6 is for rotary shaft seam figure of the present utility model, by lower bearing axle 205, rotary shaft 206, transport screw blade 207, reverse acting spiral blade 601, upper bearing (metal) axle 215 welding are formed.

Fig. 7 is screw press conveyer device sectional view of the present utility model, when rotary shaft seam rotates in certain direction Remaining in the material between transport screw blade 207 to rise along transport screw blade 207, reverse acting spiral blade 601 will simultaneously Material in downward direction carries from upper direction, is formed in the end to end region of transport screw blade 207 with reverse acting spiral blade 601 Material extrudes, and owing to transport screw blade 207 quantity is more than reverse acting spiral blade 601 quantity, thrust upwards is more than downward Resistance, material is final or runs to discharging opening 103 direction.Material extruding during by moisture extrusion and through under porous plate The hole 208 of 209 drops onto deflector 210 and is discharged by pipe joint 219.

Fig. 8 be for reverse acting spiral blade increase chamfering figure, reverse acting spiral blade 601 with transport screw blade 207 phase Adjacent position increases by a chamfering, makes strip material also can run up under thrust upwards makees power, prevents strip material from hanging over The original position of reverse acting spiral blade, it is to avoid cause feed blocking.

Fig. 9 is the B-B sectional view of Fig. 7, and it is empty that U-shaped porous plate 702 and cover plate 701 are fastenedly connected formation U-shaped by bolt 901 Between, making rotary shaft seam axis and U-shaped space half garden dead in line when mounted, material cross sectional shape after extruding squeezing is U Shape, material U-shaped cross section is difficult in the circular cross section that area of section is smaller be driven by rotary shaft seam rotate, prevents material from existing Course of conveying skids, and prevents feed blocking phenomenon.

Claims

1. a screw press conveyer device, is mainly made up of rotary shaft seam, U-shaped porous plate, cover plate, rotary shaft seam by under Bearing axle, rotary shaft, transport screw blade, reverse acting spiral blade, upper bearing (metal) axle are welded, and it is characterized in that U-shaped porous plate leads to Crossing bolt to be fastenedly connected with cover plate, form U-shaped space and become material channel, described reverse acting spiral blade, with transport screw The reverse acting spiral blade tip that blade is adjacent is provided with a chamfering.