CN207973527U - A kind of rotary drum grid machine - Google Patents

Abstract

A kind of rotary drum grid machine, including screw conveyor shaft, the screw conveyor shaft includes transportation section and squeeze section, squeeze section end is connected with speed reducer, Barrate type grilling component is equipped on the outside of transportation section, the Barrate type grilling component includes bearing, drum iron and the filtering grid on drum iron, the drum iron and helical feed axis connection, and filtering grid includes several support rods and the grizzly bar that is connected on support rod；The support rod is band via metal item, the grizzly bar includes main shaft, it is cased with roller on the outside of main shaft, support plate is equipped between the main shaft and roller, the support plate is sleeved on the both ends of main shaft, this grid maker scientific structure design is reasonable, and filtering grid cleaning of slagging tap is quick and convenient, while again can Rapid Cleaning screw conveyor.

Description

A kind of rotary drum grid machine

Technical field

The utility model is related to field of sewage treatment equipment more particularly to a kind of rotary drum grid machines.

Background technology

Barrate type grilling machine is in municipal sewage plant and During Industrial Wastewater Treatment Process by water float substance, sedimentation The ideal equipment that substance and suspended material separation are taken out, is widely used in city sewage plant, Industrial Wastewater Treatment engineering is consolidated Liquid separation, filter residue cleaning, transmission and press dewatering.

Drum screen is made by grid gap in grid sheet, and accessing pending water flows into before grid basket, by grid filtration, flows to pond Outlet, grid slag is trapped on grid face, when the water-head inside and outside grid reaches certain value, installs rotation tooth harrow on center shaft Revolution is removed contamination, and when dirt is taken off position of the collection to grid basket vertex by scarfing cinder tooth harrow, start slag dumping (can unload by the grid slag of dead weight tenesmus Enter grid slag chute)；Turn 15 ° per then again rear, the grid slag being adhered on rake teeth is struck off automatically by the scarfing cinder tooth plate on grid basket top, is unloaded Enter grid slag chute.Grid slag is promoted by slot bottom auger conveyor, until being discharged on conveyer belt after the squeeze section press dewatering of top or garbage truck Inside and outside transport.It is squeezed dewatered filter residue, solid content is up to 25%-45%, for reducing outward transport expense and preventing secondary pollution, It plays an important role.

Rotary drum grid machine currently on the market, has the following problems：First, not using effect when hairbrush cleaning filtering grid It is good；Second, when cleaning filtering grid using nozzle, washing time is long, compares water wasting；Third can not quickly clean spiral transferring Send machine.

Utility model content

The technical problems to be solved in the utility model is to overcome the deficiencies of the prior art and provide a kind of scientific structure design conjunction Reason, filtering grid slag tap cleaning it is quick and convenient, while again can Rapid Cleaning screw conveyor a kind of rotary drum grid machine.

To realize that the utility model provides following technical scheme：A kind of rotary drum grid machine, including screw conveyor shaft, the spiral shell It includes transportation section and squeeze section to revolve conveying axis, and squeeze section end is connected with speed reducer, and Barrate type grilling group is equipped on the outside of transportation section Part, the Barrate type grilling component include bearing, drum iron and the filtering grid on drum iron, the rotary drum branch Frame and helical feed axis connection, filtering grid include several support rods and the grizzly bar that is connected on support rod；The branch It is band via metal item to support rib, and the grizzly bar includes main shaft, is cased with roller on the outside of main shaft, is equipped between the main shaft and roller Support plate, the support plate are sleeved on the both ends of main shaft, and the length of the roller is less than the length of main shaft, and the spindle nose band is hung Hook is hooked in the through-hole of support rod, and the diameter of the roller is more than the diameter of support rod through-hole；Described adjacent two The distance between grizzly bar is 1 ~ 5mm.

Preferably, being equipped with cleaning device on the outside of the filtering grid and screw conveyor shaft, the cleaning device includes branch Frame, water pipe and nozzle, the holder are distributed along the outside of screw conveyor shaft and filtering grid, and the water pipe is connected on holder Side, the nozzle are connected to below holder, and nozzle tilts down setting, with roller at 15 ° ~ 30 °, are set on the screw conveyor shaft There is retractable cover board.

Preferably, hairbrush is additionally provided on the inside of the filtering grid, width and the filtering grid equivalent width of the hairbrush.

Preferably, the support rod is at least 5.

The usefulness of the utility model：First, grizzly bar uses the structure of main shaft and main shaft outer sheath roller, when hairbrush brush When grizzly bar, roller can rotate, and rubbish is easier to fall；Second, nozzle against roller at 15 ° ~ 30 °, when nozzle spraying-rinsing grid When, roller spinning under the action of flow, it is easier to be cleaned；Retractable lid is arranged on screw conveyor shaft in third Plate, screw conveyor shaft top are also provided with nozzle, convenient for cleaning screw conveyor.

Description of the drawings

FIG. 1 is a schematic structural view of the utility model.

Fig. 2 is filtering grid partial structural diagram.

Fig. 3 is grizzly bar top view.

In figure：1 it is screw conveyor shaft, 1.1 be transportation section, 1.2 be squeeze section, 2 be speed reducer, 3 is Barrate type grilling group Part, 3.1 be bearing, 3.2 be drum iron, 3.3 be filtering grid, 3.3.1 be support rod, 3.3.2 be grizzly bar, 3.3.2.1 Be main shaft, 3.3.2.2 it is that be support plate, 3.3.2.4 be hook, 4 be cleaning device, 4.1 be holder by roller, 3.3.2.3,4.2 It is water pipe, 4.3 is nozzle.

Specific implementation mode

A kind of rotary drum grid machine, including screw conveyor shaft 1, the screw conveyor shaft 1 include transportation section 1.1 and squeeze section 1.2,1.2 end of squeeze section is connected with speed reducer 2, and 1.1 outside of transportation section is equipped with Barrate type grilling component 3, the rotary drum lattice Grid component 3 includes bearing 3.1, drum iron 3.2 and the filtering grid 3.3 on drum iron 3.2, the drum iron 3.2 connect with screw conveyor shaft 1, and filtering grid 3.3 includes several support rod 3.3.1 and is connected to support rod 3.3.1 On grizzly bar 3.3.2；The support rod 3.3.1 is band via metal item, and the grizzly bar 3.3.2 includes main shaft 3.3.2.1, main It is cased with roller 3.3.2.2 on the outside of axis 3.3.2.1, support plate is equipped between the main shaft 3.3.2.1 and roller 3.3.2.2 3.3.2.3, the support plate 3.3.2.3 is sleeved on the both ends of main shaft 3.3.2.1, and the length of the roller 3.3.2.2 is less than main shaft 3.3.2.1 length, the ends main shaft 3.3.2.1 band link up with 3.3.2.4, and hook 3.3.2.4 is hooked in support rod 3.3.1's In through-hole, the diameter of the roller 3.3.2.2 is more than the diameter of support rod 3.3.1 through-holes；Adjacent two grizzly bar 3.3.2 The distance between be 1 ~ 5mm, the filtering grid 3.3 and the outside of screw conveyor shaft 1 are equipped with cleaning device 4, the cleaning device 4 Including holder 4.1, water pipe 4.2 and nozzle 4.3, the holder 4.1 is along the outside of screw conveyor shaft 1 and filtering grid 3.3 point Cloth, the water pipe 4.2 are connected to 4.1 top of holder, and the nozzle 4.3 is connected to 4.1 lower section of holder, and nozzle 4.3 tilts down Setting, with roller 3.3.2.2 at 15 ° ~ 30 °, the screw conveyor shaft 1 is equipped with retractable cover board, in the filtering grid 3.3 Side is additionally provided with hairbrush, width and 3.3 equivalent width of filtering grid of the hairbrush, and the support rod 3.3.1 is at least 5.

The utility model is not limited to a kind of rotary drum grid machine involved by above-mentioned specific implementation mode, is familiar with this technology The personnel in field can also make a variety of variations accordingly, but any be equal with the utility model or similar variation should all be covered In the range of the utility model claims.

Claims (4)

1. a kind of rotary drum grid machine, including screw conveyor shaft, the screw conveyor shaft includes transportation section and squeeze section, squeeze section end Portion is connected with speed reducer, Barrate type grilling component is equipped on the outside of transportation section, the Barrate type grilling component includes bearing, rotary drum branch Frame and the filtering grid on drum iron, the drum iron and helical feed axis connection, it is characterised in that：Filter grid Grid include several support rods and the grizzly bar that is connected on support rod；The support rod is band via metal item, described Grizzly bar includes main shaft, and roller is cased on the outside of main shaft, and support plate is equipped between the main shaft and roller, and the support plate is sleeved on main shaft Both ends, the length of the roller is less than the length of main shaft, and the spindle nose band hook is hooked in the through-hole of support rod In, the diameter of the roller is more than the diameter of support rod through-hole；The distance between described adjacent two grizzly bars are 1 ~ 5mm.

2. a kind of rotary drum grid machine according to claim 1, it is characterised in that：Outside the filtering grid and screw conveyor shaft Side is equipped with cleaning device, and the cleaning device includes holder, water pipe and nozzle, and the holder is along screw conveyor shaft and filter grid The outside of grid is distributed, and the water pipe is connected to above holder, and the nozzle is connected to below holder, and nozzle tilts down setting, With roller at 15 ° ~ 30 °, the screw conveyor shaft is equipped with retractable cover board.

3. a kind of rotary drum grid machine according to claim 1, it is characterised in that：It is additionally provided with hair on the inside of the filtering grid Brush, width and the filtering grid equivalent width of the hairbrush.

4. a kind of rotary drum grid machine according to claim 1, it is characterised in that：The support rod is at least 5.