CN218530044U - Rotatory grid belt cleaning device - Google Patents

Abstract

The utility model discloses a rotary grille cleaning device, which comprises a rolling brush, a nozzle, a pipeline and a fixed bracket, wherein the nozzle is arranged on the pipeline and is arranged opposite to the rolling brush; the fixed support is of a symmetrical structure and comprises a first cross beam and a second cross beam which are arranged in parallel, the tail ends of the first cross beam and the second cross beam are connected through a third cross beam, the bottom of the second cross beam is connected with a first upright post, the top of the third cross beam is connected with a fourth upright post and a fifth upright post which are arranged in parallel, the fourth upright post and the fifth upright post are reinforced through oblique beams, and the fifth cross beam is welded on the fourth upright post; the ends of the first upright post, the fourth upright post and the fifth upright post are all connected with bearings, and the number of the third cross beams, the first upright post, the fourth upright post, the fifth upright post, the oblique beams and the fifth cross beams is 2. The utility model discloses a belt cleaning device is convenient for wash the pairing rotation grid, reduces cleaning personnel's work load.

Description

Rotatory grid belt cleaning device

Technical Field

The utility model relates to a sewage treatment technical field, concretely relates to rotatory grid belt cleaning device.

Background

At present, a double-membrane method MF and RO combined desalination process is adopted to deeply treat secondary effluent of a municipal sewage plant into high-quality industrial reclaimed water, and the first important pretreatment link of the process is a raw water tank water inlet grid. The existing water inlet grille is simple in structure and formed by welding galvanized angle steel and wire meshes, and mainly intercepts larger suspended substances in total inlet water, so that the problems of easy corrosion, short service cycle and partial damage to cause the replacement of the whole net exist; the problems that pollutants attached to the screen fall off and water inflow is not intercepted exist in the screen cleaning process of the water inlet grating, and the pretreatment effect is influenced; particularly, when the quality of inlet water is poor, the grid needs to be lifted by a crown block every day and is manually carried to the outside for cleaning by a water pipe and a brush, the operation each time takes time and is inconvenient to operate, the requirement on operators is high due to frequent operation of special equipment, and safety risk exists; in addition, the production is influenced by incomplete and untimely manual flushing, and the risk potential danger of flooding the pump room exists.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a rotatory grid belt cleaning device to solve the technical problem that the grid of intaking in the former pond of prior art washs the difficulty.

In order to achieve the above object, the utility model provides a following technical scheme:

a rotary grating cleaning device comprises a rolling brush, a nozzle, a pipeline and a fixed support, wherein the nozzle is arranged on the pipeline and is arranged opposite to the rolling brush;

the fixed support is of a symmetrical structure and comprises a first cross beam and a second cross beam which are arranged in parallel, the tail ends of the first cross beam and the second cross beam are connected through a third cross beam, the bottom of the second cross beam is connected with a first upright post, the top of the third cross beam is connected with a fourth upright post and a fifth upright post which are arranged in parallel, the fourth upright post and the fifth upright post are reinforced through oblique beams, and the fifth cross beam is welded on the fourth upright post; the ends of the first upright post, the fourth upright post and the fifth upright post are all connected with bearings, and the number of the third cross beams, the first upright post, the fourth upright post, the fifth upright post, the oblique beams and the fifth cross beams is 2.

Furthermore, a third rotating shaft is installed on a bearing at the tail end of the fourth stand column, the rolling brush and the fifth gear are both sleeved in the circumferential direction of the third rotating shaft and are connected with the third rotating shaft in a key connection mode, the third gear and the fifth gear are connected through a second conveying chain, and a pipeline is installed on the fifth stand column.

Furthermore, the number of the pipelines is 2, and the pipelines are respectively used for introducing water and compressed air.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) The cleaning device of the utility model solves the problem that the pollutants attached to the net fall off and the influence on the back process caused by no interception in the grating cleaning process; the rotary grating adopts a more corrosion-resistant 304 stainless steel mesh belt, so that the service life and the labor efficiency can be improved, the cost is reduced, the aperture is 16 meshes, and the water quality of inlet water is improved due to the smaller aperture; the stainless steel frame of the fixed support is optimized, a grid mesh belt capable of being manually rotated on site is manufactured, corrosion-resistant bearings and shafts in different forms are configured, a driving gear, a transmission chain and a rotating grid are driven to rotate by a motor and a speed reducer, meanwhile, a rolling brush is rotationally matched with a high-pressure nozzle to wash the rotating grid, and dirt blocks falling during washing and sweeping are collected by a dirt collector, discharged into a sewage well and uniformly discharged by a sewage pump;

(2) The cleaning device of the utility model is intelligent, safe, labor-saving and low-carbon, and reduces the risk hidden danger that the production is influenced and the pump house is submerged when the manual flushing is not thorough and in time; the difficult problem that the overhead traveling crane is lifted and carried difficultly frequently is solved, the workload of staff is reduced, and the danger coefficient of the overhead traveling crane in the operation process of extracting the grating is reduced.

Drawings

FIG. 1 is a schematic view of a cleaning apparatus;

FIG. 2 is a schematic view of another perspective structure of the sewage treatment apparatus;

FIG. 3 is a schematic view of another perspective structure of the sewage treatment apparatus;

FIG. 4 is a schematic view of the fixing bracket;

FIG. 5 is a schematic view of the fixing bracket from another perspective;

FIG. 6 is a schematic view of a rotary grate;

FIG. 7 is an enlarged view of a portion of the rotating grate;

fig. 8 is a schematic structural view of a rectangular frame.

In the drawings, 1-a fixed support; 11-a first beam; 12-a second beam; 13-a third beam; 14-a metal mesh; 15-a first upright; 16-a fourth column; 17-a fifth upright; 18-an oblique beam; 19-a fifth beam; 2-rotating the grating; 21-a first conveyor chain; 22-a rectangular frame; 23-a fixing plate; 3, a cleaning device; 31-rolling brushes; 32-a nozzle; 33-a pipeline; 34-a second conveyor chain; 4-a sewage disposal unit; 41-a dirt collector; 42-a sewage draining pipe; 51-a first shaft; 52-a first gear; 53-a second shaft; 54-a second gear; 55-a third gear; 56-fourth gear; 57-a reducer; 58-a third conveyor chain; 61-a first level detector; 62-a second liquid level detector; 7-chain fixing frame; 8-deformation preventing column; 9-filtering the grating.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", "front", "back", and the like indicate the orientation or position relationship based on the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the term refers must have a specific orientation, be constructed and operated in a specific orientation, and thus are not to be construed as limiting the present invention.

Example 1

The embodiment discloses a rotary grille cleaning device, and the cleaning device 3 comprises a rolling brush 31, a nozzle 32, a pipeline 33 and a fixed bracket 1, wherein the nozzle 32 is arranged on the pipeline 33, and the nozzle 32 is arranged opposite to the rolling brush 31.

The fixed support 1 is of a symmetrical structure and comprises a first cross beam 11 and a second cross beam 12 which are arranged in parallel, the tail ends of the first cross beam 11 and the second cross beam 12 are connected through a third cross beam 13, the bottom of the second cross beam 12 is connected with a first upright post 15, the top of the third cross beam 13 is connected with a fourth upright post 16 and a fifth upright post 17 which are arranged in parallel, the fourth upright post 16 and the fifth upright post 17 are reinforced through an oblique beam 18, and a fifth cross beam 19 is welded on the fourth upright post 16; the tail ends of the first upright post 15, the fourth upright post 16 and the fifth upright post 17 are all connected with bearings, and the number of the third cross beam 13, the first upright post 15, the fourth upright post 16, the fifth upright post 17, the oblique beam 18 and the fifth cross beam 19 is 2.

Specifically, a third rotating shaft is installed on a bearing at the tail end of the fourth upright column 16, the rolling brush 31 and the fifth gear are both sleeved in the circumferential direction of the third rotating shaft and are in a key connection mode with the third rotating shaft, the third gear 55 and the fifth gear are connected through a second transmission chain 34, and the pipeline 33 is installed on the fifth upright column 17.

Specifically, the number of the pipelines 33 is 2, and the pipelines are respectively used for introducing water and compressed air.

Example 2

The embodiment discloses a sewage treatment device, which comprises a fixed support 1, a rotary grating 2, a cleaning device 3, a controller, a sewage discharge unit 4 and a power unit, as shown in figures 1 to 8.

The fixed support 1 is of a symmetrical structure and comprises a first cross beam 11 and a second cross beam 12 which are arranged in parallel, the tail ends of the first cross beam 11 and the second cross beam 12 are connected through a third cross beam 13, the bottom of the first cross beam 11 is connected with a metal net 14 and used for preventing the rotary grating 2 from deforming due to water flow impact, the bottom of the second cross beam 12 is connected with a first upright post 15, the top of the third cross beam 13 is connected with a fourth upright post 16 and a fifth upright post 17 which are arranged in parallel, the fourth upright post 16 and the fifth upright post 17 are connected through an oblique beam 18, and a fifth cross beam 19 is welded on the fourth upright post 16; the tail ends of the first upright post 15, the fourth upright post 16 and the fifth upright post 17 are all connected with bearings, and the number of the third cross beam 13, the first upright post 15, the fourth upright post 16, the fifth upright post 17, the oblique beam 18 and the fifth cross beam 19 is 2.

A first rotating shaft 51 is arranged on a bearing at the tail end of the first upright post 15, a first gear 52 is sleeved on the periphery of the first rotating shaft 51, and the first rotating shaft 51 is in key connection with the first gear 52; a second rotating shaft 53 is installed on a bearing at the tail end of the fifth upright post 17, a second gear 54 is sleeved on the outer periphery of the second rotating shaft 53, the second rotating shaft 53 is in key connection with the second gear 54, and the number of the first gears 52 and the number of the second gears 54 are 2.

The periphery of the second rotating shaft 53 is also sleeved with a third gear 55 and a fourth gear 56, and the second rotating shaft 53 is connected with the third gear 55 and the fourth gear 56 through keys.

The rotating grating 2 comprises a first transmission chain 21 and at least two rectangular frames 22, wherein a fixing plate 23 extends out of the circumferential direction of the first transmission chain 21, pin holes are formed in the fixing plate 23, the rectangular frames 22 are fixed on the outer side of the first transmission chain 21 through pins, the rectangular frames 22 are annularly arranged along the outer periphery of the first transmission chain 21, a grating is embedded in the rectangular frames 22, and the first transmission chain 21 is sleeved on the outer peripheries of a first gear 52 and a second gear 54 and is meshed with the first gear 52 and the second gear 54.

The cleaning device 3 comprises a rolling brush 31, a nozzle 32 and a pipeline 33, a third rotating shaft is installed on a bearing at the tail end of the fourth upright post 16, the rolling brush 31 and a fifth gear are all sleeved in the circumferential direction of the third rotating shaft and are in key connection with the third rotating shaft, the third gear 55 and the fifth gear are connected through a second transmission chain 34, the pipeline 33 is installed on the fifth upright post 17, the nozzle 32 is installed on the pipeline 33, and the nozzle 32 and the rolling brush 31 are arranged oppositely.

The power unit includes an electrically connected motor and reducer 57; the reduction gear 57 is connected to the fourth gear 56 via a third transmission chain 58.

The controller is electrically connected with the motor.

The sewage discharging unit 4 comprises a sewage collector 41 and a sewage discharging pipe 42, the sewage collector 41 is mounted on the fifth cross beam 19, the sewage collector 41 is positioned at the bottom of the rolling brush 31, and the sewage discharging pipe 42 is connected with the bottom of the sewage collector 41.

Specifically, a first liquid level detector 61 is mounted on the fifth beam 19, a second liquid level detector 62 is mounted on the first beam 11, and both the first liquid level detector 61 and the second liquid level detector 62 are electrically connected with the controller and used for detecting the liquid level height and transmitting the liquid level height information to the controller.

Specifically, the chain fixing frame 7 is installed on the first upright post 15, the chain fixing frame 7 comprises an anti-deformation column 8, a through groove is formed in the anti-deformation column 8, the lower portion of the first conveying chain 21 is embedded into the through groove, and therefore the lower portion of the first conveying chain 21 is prevented from being deformed due to water flow impact.

Specifically, the number of the anti-deformation columns 8 is 4, and the anti-deformation columns are respectively positioned at 4 vertically placed positions on the lower portion of the first conveying chain 21.

Specifically, the number of the pipelines 33 is 2, and the pipelines are respectively used for introducing water and compressed air.

Specifically, the pressure of the introduced water is 0.3MPa.

Specifically, the introduced water is added with an algaecide, and the preparation method of the algaecide comprises the following steps:

s1: sieving vermiculite and sweet wormwood powder with a 100-mesh sieve, placing a perforated plastic tray with the diameter of 14cm on a 2000mL beaker, placing 15cm of qualitative filter paper on the tray, embedding the filter paper in the plastic tray, adding 1.5g of vermiculite on the first layer of filter paper, and uniformly distributing the vermiculite on the filter paper by using a brush; in the same method, 15cm of filter paper is added on the first layer of filter material, and then 1.5g of sweet wormwood herb powder and 1g of anhydrous calcium chloride powder are added and evenly distributed on the filter paper; covering a third layer of 15cm filter paper, adding 0.4g of fumed silica, uniformly distributing the fumed silica, and finally covering a fourth layer of filter paper;

s2: weighing 0.1g of starch, adding 10mL of 1% diluted hydrochloric acid solution, and fixing the volume to 250mL to obtain a starch solution;

s3: adding 25mL of starch solution into the plastic tray in the S1, then adding 15mL of starch solution every 1h until the total amount of 200mL of starch solution is fully added, and recovering the percolate obtained after filtering;

s4: and (4) carrying out suction filtration on the percolate in the step (S3) by using a 0.45-micron microporous filter membrane to obtain the compound.

Specifically, the bottom of the sewage treatment device is inserted into the raw water tank, and a filter grid 9 is inserted between the rear side of the sewage treatment device and the inner wall of the raw water tank.

Example 3

The embodiment provides a cleaning method of a sewage treatment device, which comprises the following steps:

the method comprises the following steps: the first liquid level detector 61 and the second liquid level detector 62 respectively detect liquid level information and transmit the liquid level information to the controller, when the liquid level difference between the first liquid level detector and the second liquid level detector is larger than 100mm, the controller drives the motor to work, the motor drives the second rotating shaft 53 to rotate through the speed reducer 57, and the rotating grating 2 rotates;

step two: the nozzle 32 is opened, high-pressure air or water flow is sprayed to the rotating grille 2, the rolling brush 31 cleans the rotating grille 2, and the cleaned dirt enters the dirt collector 41 and is discharged through the drain pipe 42.

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 specification describes embodiments, not every embodiment includes only a single embodiment, and such description is for clarity purposes only, and it is to be understood that all embodiments may be combined as appropriate by one of ordinary skill in the art to form other embodiments as will be apparent to those of skill in the art from the description herein.

Claims (3)

1. A rotary grille cleaning device is characterized in that the cleaning device (3) comprises a rolling brush (31), a nozzle (32), a pipeline (33) and a fixed support (1), wherein the nozzle (32) is arranged on the pipeline (33), and the nozzle (32) is arranged opposite to the rolling brush (31);

the fixing support (1) is of a symmetrical structure and comprises a first cross beam (11) and a second cross beam (12) which are arranged in parallel, the tail ends of the first cross beam (11) and the second cross beam (12) are connected through a third cross beam (13), the bottom of the second cross beam (12) is connected with a first upright post (15), the top of the third cross beam (13) is connected with a fourth upright post (16) and a fifth upright post (17) which are arranged in parallel, the fourth upright post (16) and the fifth upright post (17) are reinforced through an oblique beam (18), and a fifth cross beam (19) is welded on the fourth upright post (16); the tail ends of the first upright post (15), the fourth upright post (16) and the fifth upright post (17) are all connected with bearings, and the number of the third cross beams (13), the number of the first upright post (15), the number of the fourth upright post (16), the number of the fifth upright post (17), the number of the oblique beams (18) and the number of the fifth cross beams (19) are 2.

2. The rotary grill cleaning device according to claim 1, wherein a third rotating shaft is installed on a bearing at the end of the fourth column (16), the rolling brush (31) and the fifth gear are both sleeved on the circumference of the third rotating shaft and are in a key connection with the third rotating shaft, the third gear (55) and the fifth gear are connected through a second transmission chain (34), and the pipeline (33) is installed on the fifth column (17).

3. The rotary grate cleaning apparatus according to claim 2, characterized in that the number of the pipes (33) is 2, for letting in water and compressed air, respectively.

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