CN212091200U

CN212091200U - Grid dirt separator for sewage filtration

Info

Publication number: CN212091200U
Application number: CN202020586360.5U
Authority: CN
Inventors: 孔维维
Original assignee: Jiangsu Elwat Environmental Protection Technology Co ltd
Current assignee: Jiangsu Elwat Environmental Protection Technology Co ltd
Priority date: 2020-04-17
Filing date: 2020-04-17
Publication date: 2020-12-08
Anticipated expiration: 2030-04-17

Abstract

The utility model discloses a grid cleaner for sewage filtration, which comprises a grid arranged in an inlet channel and used for filtering the wastewater, a chain cleaner arranged below the grid, a cleaning device arranged above the grid, a slag falling chute, a slag hopper and a power device; the cleaning device comprises a cleaning roller and cleaning rake teeth arranged on the cleaning roller, and the cleaning rake teeth are matched with the rake teeth in a staggered manner; the power device comprises a motor, a first gear, a second gear and a transmission belt. The utility model discloses a set up the grid before chain scrubbing machine and set up the cleaning roller, realized through the solid waste before the rake teeth clearance grid, the slag face that falls through the grid cleans the rake teeth with the clearance rake teeth, has realized rotation grid scrubbing machine's automatically cleaning effectively, has prolonged grid scrubbing machine's live time, has realized the rotation in opposite directions of rake teeth and clearance rake teeth, when having cleared up the rake teeth, has improved the efficiency of decontaminating.

Description

Grid dirt separator for sewage filtration

Technical Field

The utility model relates to a grid dirt separator, concretely relates to grid dirt separator for sewage filtration belongs to the sewage treatment device field.

Background

With the development of industry and the increase of economy, more and more wastewater is discharged in production and living, and various wastewater treatment plants are also under large-scale construction in order to deal with the increasing wastewater treatment pressure. At present, the dirt separator is used as a water inlet of a tap water industry and a power plant, and can also be used as a preceding stage screening device in a wastewater treatment process in the industries of textile, food processing, paper making, leather and the like. The rotary grid dirt separator is an advanced waste water pre-stage screening device at present because of high automation degree and low power consumption. However, the existing rotary grid cleaner mainly depends on the gravity of the solid garbage to fall down to unload the solid garbage on the rake teeth, and when the rotary grid cleaner is used for a long time, the phenomenon of garbage blockage can occur on the rake teeth, so that the dirt cleaning effect of the rotary grid is reduced.

SUMMERY OF THE UTILITY MODEL

To the problem that above-mentioned prior art exists, the utility model provides a sewage filters uses grid dirt separator can get rid of the solid rubbish on the rake teeth effectively, improves rotation grid dirt separator's scrubbing effect.

In order to achieve the purpose, the grid dirt removing machine for filtering sewage comprises a grid, a chain dirt removing machine, a cleaning device, a slag falling chute, a slag hopper and a power device, wherein the grid is arranged in a water inlet channel and used for filtering wastewater, the chain dirt removing machine is arranged below the grid, the cleaning device is arranged above the grid, and the slag falling chute, the slag hopper and the power device are arranged above the grid; the chain type dirt separator comprises a first chain wheel, a second chain wheel and a rake tooth chain wound on the first chain wheel and the second chain wheel, wherein a plurality of groups of rake teeth are arranged on the rake tooth chain, and through grooves for the rake teeth to penetrate are formed in the upper slag surface and the lower slag surface; the cleaning device comprises a cleaning roller and cleaning rake teeth arranged on the cleaning roller, the cleaning device is positioned above a slag falling surface, and the cleaning rake teeth and the rake teeth are matched in a staggered mode; the slag falling chute is arranged at the tail end of the slag falling surface and is used for receiving falling slag; the slag hopper is used for collecting the slag falling from the slag falling chute; the power device is used for driving the cleaning roller and the chain type dirt removing machine to work.

Preferably, the power device comprises a motor, a first gear, a second gear, a first transmission belt, a second transmission belt and a third transmission belt, the first gear is meshed with the second gear, the output end of the motor is connected with a gear shaft of the first gear through the second transmission belt, the gear shaft of the first gear is connected with a rotating shaft of the first chain wheel through the third transmission belt, and a gear shaft of the second gear is connected with the rotating shaft of the cleaning roller through the first transmission belt.

Preferably, an arc-shaped bend is connected between the upper slag surface and the slag falling surface of the grid.

Preferably, guard rails higher than the rake teeth are arranged on both sides of the grid.

Preferably, the trailing end of the slag falling surface of the grid is lower than the first sprocket.

Preferably, the cleaning roller has a rotational speed higher than that of the first sprocket.

Preferably, the cleaning rake teeth on the cleaning roller are tangent to the slag falling surface.

Compared with the prior art, the utility model discloses a set up the grid and set up the cleaning roller above chain dirt separator, when having realized the solid waste through before the rake teeth clearance grid, the slag face that falls through the grid cleans the rake teeth with the clearance rake teeth, the automatically cleaning of rotation grid dirt separator has been realized effectively, the live time of grid dirt separator has been prolonged, the rotation in opposite directions of rake teeth and clearance rake teeth has been realized, when having cleared up the rake teeth, for stir the solid waste whereabouts, the efficiency of decontaminating is improved.

Drawings

FIG. 1 is a front perspective view of the present invention;

FIG. 2 is a rear perspective view of the present invention;

FIG. 3 is a schematic view of the internal structure of the present invention;

fig. 4 is a schematic view of the rake teeth and the cleaning roller of the present invention;

fig. 5 is a perspective view of the grid of the present invention.

In the figure: 1. the water inlet channel, 2, the sediment fill, 3, the grid, 4, the rake teeth, 5, the motor, 6, the protecting crust, 7, the sediment chute that falls, 8, the frame, 9, the rake teeth chain, 10, the second sprocket, 11, first sprocket, 12, the cleaning roller, 13, first gear, 14, the second gear, 15, first drive belt, 16, the clearance rake teeth, 17, go up the slag face, 18, the sediment face that falls, 19, the second drive belt, 20, the third drive belt.

Detailed Description

The technical solutions in the implementation of the present invention will be clear from the following description and accompanying drawings, and the described embodiments are only some embodiments, not all embodiments, of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1 to 5, an embodiment of the present invention provides a grid cleaner for filtering sewage, including a grid 3 disposed in an inlet channel 1 for filtering wastewater, a chain cleaner disposed below the grid 3, a cleaning device disposed above the grid 3, a slag chute 7, a slag hopper 2, and a power device, wherein the grid 3 is divided into an upper slag surface 17 and a lower slag surface 18 connected to the upper slag surface 17; the chain type dirt separator comprises a first chain wheel 11, a second chain wheel 10 and a rake tooth chain 9 wound on the first chain wheel 11 and the second chain wheel 10, wherein a plurality of groups of rake teeth 4 are arranged on the rake tooth chain 9, and through grooves for the rake teeth 4 to penetrate are formed in an upper slag surface 17 and a lower slag surface 18; the cleaning device comprises a cleaning roller 12 and cleaning rake teeth 16 arranged on the cleaning roller 12, the cleaning device is positioned above a slag falling surface 18, and the cleaning rake teeth 16 are matched with the rake teeth 4 in a staggered way; the slag falling chute 7 is arranged at the tail end of the slag falling surface 18 and is used for receiving falling slag; the slag hopper 2 is used for collecting residues falling from the slag falling chute 7; the power device is used for driving the cleaning roller 12 and the chain type dirt removing machine to work. Wherein, the upper slag surface 18 and the slag falling surface 19 are both composed of a plurality of rods arranged in parallel, and a gap for the rake teeth 4 to pass through is arranged between two adjacent rods, namely the through groove. The above-mentioned grid 3, cleaning roller 12 and chain dirt separator are all installed in frame 8, and power device has arranged the protecting crust 6 in the outside.

Preferably, the power device comprises a motor 5, a first gear 13, a second gear 14, a first transmission belt 15, a second transmission belt 19 and a third transmission belt 20, wherein the first gear 13 is meshed with the second gear 14, the output end of the motor 5 is connected with the gear shaft of the first gear 13 through the second transmission belt 19, the gear shaft of the first gear 13 is connected with the rotating shaft of the first chain wheel 11 through the third transmission belt 20, and the gear shaft of the second gear 14 is connected with the rotating shaft of the cleaning roller 12 through the first transmission belt 15. Make motor 5 can drive chain dirt separator and cleaning roller 12 work simultaneously through above-mentioned structure, save electric power, rake teeth 4 and the rotation in opposite directions of clearance rake teeth 16 when having cleared up rake teeth 4 for stir the solid waste whereabouts, improved the efficiency of decontaminating.

Preferably, an arc-shaped bend is connected between the upper slag surface 17 and the slag falling surface 18 of the grid 3. The arc-shaped bend corresponds to the first chain wheel 11, so that the rake teeth 4 can better ensure that the solid garbage can be stably conveyed to the slag falling surface 18.

Preferably, guard rails higher than the rake teeth 4 are provided on both sides of the grid 3. The guardrail can prevent that the rubbish that rake teeth 4 brought up can not fall into the outside of inlet channel 1, avoids the diffusion pollution.

Preferably, the trailing end of the slag falling surface 18 of the grid 3 is lower than the first sprocket 11. The slag falling surface 18 forms a larger downward slope angle, which is beneficial to the downward sliding of the solid garbage and accelerates the cleaning of the garbage.

Preferably, the cleaning roller 12 has a higher rotation speed than the first sprocket 11. The speed of the cleaning roller 12 is relatively high, the cleaning rake teeth 16 can clean the rake teeth 4 for many times, and the cleaning effect is improved.

Preferably, the cleaning tines 16 on the cleaning roll 12 are tangential to the slag falling surface 18. The cleaning rake teeth 16 are tangent to the slag falling surface 18, so that the solid garbage under the rake teeth 4 can be thoroughly stirred off from the slag falling surface 18, and the cleaning effect is good.

The working process is as follows: waste water enters from the water inlet channel 1, under the driving of the motor 5, the first gear 13 rotates to drive the first chain wheel 11, the rake tooth chain 9 starts to work, the rake teeth 4 on the rake tooth chain 9 continuously convey solid garbage in front of the grids 3 upwards along the upper slag surface 17, when the garbage is conveyed to the lower slag surface 18, due to the rotation of the rake tooth chain 9, the rake teeth 4 start to gradually go deep into the lower slag surface 18, meanwhile, the cleaning rake teeth 16 and the rake teeth 4 move in a staggered and relative mode, the cleaning rake teeth 16 clean the solid garbage on the rake teeth 4 and simultaneously stir the garbage downwards, the descending of the solid garbage on the lower slag surface 18 is accelerated, the solid garbage falls into the lower slag chute 7 and then slides to the lower slag hopper 2 to wait for further centralized cleaning.

To sum up, the utility model discloses a set up grid 3 and set up cleaning roller 12 above chain dirt separator, when having realized the solid waste before 3 through 4 clearance grids of rake teeth, the slag face 18 that falls through grid 3 cleans rake teeth 4 with clearance rake teeth 16, has realized rotation grid dirt separator's automatically cleaning effectively, has prolonged the live time of grid dirt separator, and rake teeth 4 rotates with clearance rake teeth 16 in opposite directions, when having cleared up rake teeth 4 for stir the solid waste whereabouts, has improved the efficiency of decontaminating.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should make the description as a whole, and the embodiments may be appropriately combined to form other embodiments understood by those skilled in the art.

Claims

1. A grid sewage removing machine for filtering sewage is characterized by comprising a grid (3) arranged in a water inlet channel (1) and used for filtering wastewater, a chain type sewage removing machine arranged below the grid (3), a cleaning device arranged above the grid (3), a slag falling chute (7), a slag hopper (2) and a power device, wherein the grid (3) is divided into an upper slag surface (17) and a slag falling surface (18) connected with the upper slag surface (17); the chain type dirt separator comprises a first chain wheel (11), a second chain wheel (10) and a rake tooth chain (9) wound on the first chain wheel (11) and the second chain wheel (10), wherein a plurality of groups of rake teeth (4) are arranged on the rake tooth chain (9), and through grooves for the rake teeth (4) to pass through are formed in an upper slag surface (17) and a lower slag surface (18); the cleaning device comprises a cleaning roller (12) and cleaning rake teeth (16) arranged on the cleaning roller (12), the cleaning device is positioned above a slag falling surface (18), and the cleaning rake teeth (16) are matched with the rake teeth (4) in a staggered manner; the slag falling chute (7) is arranged at the tail end of the slag falling surface (18) and is used for receiving falling slag; the slag hopper (2) is used for collecting the slag falling from the slag falling chute (7); the power device is used for driving the cleaning roller (12) and the chain type dirt removing machine to work.

2. The sewage filtering grid cleaner according to claim 1, wherein the power device comprises a motor (5), a first gear (13), a second gear (14), a first transmission belt (15), a second transmission belt (19) and a third transmission belt (20), the first gear (13) is meshed with the second gear (14), the output end of the motor (5) is connected with the gear shaft of the first gear (13) through the second transmission belt (19), the gear shaft of the first gear (13) is connected with the rotating shaft of the first chain wheel (11) through the third transmission belt (20), and the gear shaft of the second gear (14) is connected with the rotating shaft of the cleaning roller (12) through the first transmission belt (15).

3. The sewage filtering grid cleaner according to claim 1, wherein a circular arc-shaped bend is connected between the upper slag surface (17) and the slag falling surface (18) of the grid (3).

4. A sewage filtering grid cleaner according to claim 1, characterized in that the grids (3) are provided with guard rails on both sides thereof, which are higher than the rake teeth (4).

5. A sewage filtering grid cleaner according to claim 1, characterized in that the trailing end of the slag falling surface (18) of the grid (3) is lower than the first sprocket (11).

6. A sewage filtering grille shutter according to claim 1 wherein the rotational speed of the cleaning roller (12) is higher than the rotational speed of the first sprocket (11).

7. A sewage filtering grid cleaner according to claim 1, characterized in that the cleaning tines (16) of the cleaning roll (12) are tangential to the slag falling surface (18).