CN218523239U - Fixing support for sewage treatment device - Google Patents

Abstract

The utility model discloses a fixed bolster for sewage treatment plant, the fixed bolster is of a symmetrical structure, comprising a first beam and a second beam which are arranged in parallel, the ends of the first beam and the second beam are connected through a third beam, the bottom of the first beam is connected with a metal net, the bottom of the second beam is connected with a first upright, the top of the third beam is connected with a fourth upright and a fifth upright which are arranged in parallel, the fourth upright and the fifth upright are reinforced through oblique beams, and the fifth beam is welded on the fourth upright; 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 fixed bolster, the fixed sewage treatment plant of support that can be firm.

Description

Fixing support for sewage treatment device

Technical Field

The utility model relates to a sewage treatment technical field, concretely relates to a fixed bolster for sewage treatment plant.

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 using 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 the 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 fixed bolster for sewage treatment plant to it is difficult to support fixed technical problem to solve among the prior art sewage treatment plant.

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

the utility model provides a fixed bolster for sewage treatment plant, this fixed bolster is the symmetrical structure, including first crossbeam and second crossbeam of parallel arrangement, the end of first crossbeam and second crossbeam passes through the third crossbeam to be connected, the bottom of first crossbeam connects the metal mesh, the bottom of second crossbeam connects the first stand, the top of third crossbeam connects fourth stand and fifth stand of parallel arrangement, fourth stand and fifth stand are consolidated through the sloping, weld the fifth crossbeam on the fourth stand; 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 first rotating shaft is mounted on a bearing at the tail end of the first upright post, a first gear is sleeved on the periphery of the first rotating shaft, and the first rotating shaft is in key connection with the first gear; and a second rotating shaft is arranged on a bearing at the tail end of the fifth upright column, a second gear is sleeved on the periphery of the second rotating shaft, the second rotating shaft is in key connection with the second gear, and the number of the first gears and the number of the second gears are 2.

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

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

(1) The fixing bracket of the utility model has simple structure and can firmly and stably support the rotating grating;

(2) The sewage treatment device of the utility model, through designing the rotary grating, and moving the filtering grating to the rear side for standby, ensures the pretreatment requirement, and solves the problem that the pollution attached to the net drops off and the influence on the rear process is 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 inlet water quality is improved due to 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;

(3) The sewage treatment device of the utility model is intelligent, safe, labor-saving and low-carbon, and reduces the risk hidden trouble that the production is influenced and the pump house is submerged because 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 sewage treatment apparatus;

FIG. 2 is another view-angle 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 structural view of a fixing bracket;

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

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

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 figures, 1-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 column; 18-an oblique beam; 19-a fifth beam; 2-rotating the grating; 21-a first conveyor chain; 22-a rectangular frame; 23-fixing the plate; 3-a cleaning unit; 31-rolling brush; 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-third gear; 56-fourth gear; 57-a retarder; 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 efforts all 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 fixing bracket for a sewage treatment device, as shown in fig. 4, the fixing bracket 1 is a symmetrical structure and comprises a first beam 11 and a second beam 12 which are arranged in parallel, the tail ends of the first beam 11 and the second beam 12 are connected through a third beam 13, the bottom of the first beam 11 is connected with a metal mesh 14, the bottom of the second beam 12 is connected with a first upright post 15, the top of the third 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 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 first rotating shaft 51 is mounted 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 periphery of the second rotating shaft 53, the second rotating shaft 53 is connected with the second gear 54 through a key, and the number of the first gears 52 and the number of the second gears 54 are 2.

Specifically, the periphery of the second rotating shaft 53 is further 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.

Example 2

The embodiment discloses a sewage treatment device, which comprises a fixed support 1, a rotary grating 2, a cleaning unit 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 periphery of the second rotating shaft 53, the second rotating shaft 53 is connected with the second gear 54 through a key, 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, 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, the first transmission chain 21 is sleeved on the outer peripheries of a first gear 52 and a second gear 54, and the first gear 52 and the second gear 54 are meshed.

The cleaning unit 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 both sleeved on the periphery 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 water is introduced and an algaecide is added, 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 uniformly distributed on the filter paper; covering a third layer of 15cm filter paper, adding 0.4g of fumed silica, uniformly distributing, 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 1 hour until the total amount of 200mL of starch solution is fully added, and recovering the percolate obtained after filtration;

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 will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. 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 integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (3)

1. A fixed bolster for sewage treatment plant, characterized in that, this fixed bolster (1) is the symmetrical structure, including first crossbeam (11) and second crossbeam (12) of parallel arrangement, the end of first crossbeam (11) and second crossbeam (12) is connected through third crossbeam (13), the bottom of first crossbeam (11) connects metal mesh (14), the bottom of second crossbeam (12) connects first stand (15), the top of third crossbeam (13) connects fourth stand (16) and fifth stand (17) of parallel arrangement, fourth stand (16) and fifth stand (17) are strengthened through sloping (18), weld fifth crossbeam (19) on fourth stand (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 first upright post (15), the fourth upright post (16), the fifth upright post (17), the oblique beams (18) and the fifth cross beams (19) is 2.

2. The fixing bracket for the sewage treatment device according to claim 1, wherein a first rotating shaft (51) is mounted on a bearing at the tail end of the first upright post (15), a first gear (52) is sleeved on the outer periphery of the first rotating shaft (51), and the first rotating shaft (51) is connected with the first gear (52) through a key; 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 periphery of the second rotating shaft (53), the second rotating shaft (53) is connected with the second gear (54) through a key, and the number of the first gears (52) and the number of the second gears (54) are 2.

3. The fixing bracket for the sewage treatment device according to claim 2, wherein a third gear (55) and a fourth gear (56) are further sleeved on the periphery of the second rotating shaft (53), and the second rotating shaft (53) is connected with the third gear (55) and the fourth gear (56) through keys.

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