CN219630731U

CN219630731U - Grid pond filtration

Info

Publication number: CN219630731U
Application number: CN202321010767.3U
Authority: CN
Inventors: 谭潇; 冉龙发; 谭尧; 封力; 王玉学; 郑远建
Original assignee: Chongqing Fengdu Drainage Co ltd
Current assignee: Chongqing Haoyang Water Affairs Construction Administration Co ltd
Priority date: 2023-04-28
Filing date: 2023-04-28
Publication date: 2023-09-05
Anticipated expiration: 2033-04-28

Abstract

The utility model discloses a grating pool filtering structure, which comprises a grating pool, wherein a grating net is arranged in the grating pool, the grating net comprises a front filter screen and a rear filter screen, the positions of the pool walls of the grating pool corresponding to the side edges of the two sides of the front filter screen are respectively fixedly connected with guide rails, the side faces of the guide rails, which face the front filter screen, are provided with guide grooves which extend vertically, the guide grooves are through grooves, the side edges of the two sides of the front filter screen are respectively arranged in the guide grooves on the two sides, the side edges of the front filter screen can be in sliding fit with the guide grooves on the side of the front filter screen along the vertical direction, a filter screen hoisting device is arranged above the front filter screen, a lifting rope vertically extends downwards from the filter screen hoisting device, the tail ends of the lifting rope are fixedly connected to the top of the front filter screen, the inner wall of the grating pool is fixedly connected with a water immersion sensor close to the top of the grating pool, and a filter screen hoisting control device is further arranged outside the grating pool and is respectively electrically connected with the water immersion sensor and the filter screen hoisting device.

Description

Grid pond filtration

Technical Field

The utility model relates to the technical field of water treatment, in particular to a grid pond filtering structure.

Background

The grille pool is a common sewage treatment device, and has the main function of primarily purifying sewage and removing large-size impurities in the sewage. The grating pool is arranged at the front section of the sewage treatment process and is mainly used for primarily removing coarse impurities in water after a sewage pipe network is connected to a sewage treatment plant, a grating net is commonly used, the grating net is provided with grating meshes, the general grating pool adopts coarse gratings to remove large garbage such as suspended matters or floaters with larger volume, and fine gratings are used for fine particles and suspended matters. However, after long-term use, impurities may block the mesh of the grating during continuous filtration, resulting in unsmooth filtration, and the grating needs to be cleaned. However, if the grid mesh is not cleaned in time, after the grid mesh is blocked, the water flow is not smooth, so that the sewage level in the grid pool can rise, further the sewage flows out of the grid pool, and the surrounding environment is influenced.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model aims to solve the technical problems that: how to provide a grating pool filtering structure capable of avoiding sewage overflow after grating net blockage and polluting the environment.

In order to solve the technical problems, the utility model adopts the following technical scheme:

the utility model provides a grid pond filtration, including the grid pond, be provided with the grid net in the grid pond, the grid net includes leading filter screen and the rear-mounted filter screen that the grid Chi Rukou orientation grid pond export direction interval set up, the tank wall in grid pond just corresponds the position of leading filter screen both sides side respectively fixedly connected with guide rail of vertical setting, the lower extreme of guide rail extends to the grid pond bottom of the pool, the upper end of guide rail is located the top of the processing liquid level in the grid pond, the guide slot of vertical extension has been seted up on the side of the orientation of guide rail orientation leading filter screen place, the guide slot is logical groove, leading filter screen's both sides side limit is arranged in the guide slot of both sides respectively, leading filter screen's side can be followed vertical direction and the guide slot sliding fit of its place side, the top of leading filter screen is provided with filter screen hoist device, vertical downwardly extending has the lifting rope on the filter screen hoist device, the end fixedly connected with at the top of leading filter screen, the inner wall in the grid pond and be close to grid pond top position fixedly connected with water sensor, still be provided with filter screen hoisting control device outside the grid pond, filter screen hoisting control device respectively with water sensor and filter screen hoisting device.

In the utility model, if the front filter screen is blocked, the water flow capacity is deteriorated, the sewage liquid level in front of the front filter screen is increased, the water sensor above the front filter screen is immersed by the increased sewage liquid level, after the water sensor detects water, a signal is sent to the filter screen lifting control device, after the filter screen lifting control device receives the signal, the filter screen lifting control device is started, the front filter screen is lifted through the lifting rope, and the front filter screen is pulled out of the water level, so that sewage does not need to pass through the front filter screen, but is filtered through the subsequent rear filter screen, and the water flow can enter the next process through the rear filter screen, so that the sewage liquid level in front of the rear filter screen is reduced and returns to normal. After the maintainer cleans the front filter screen, the front filter screen can be continuously used after being put down again.

As the optimization, the rear filter screen orientation one side horizontal extension of front filter screen place direction is provided with the scraper blade, and the extending direction of scraper blade is on a parallel with rear filter screen place plane, and the scraper blade place plane is perpendicular to rear filter screen place plane, the both ends of scraper blade are close to respectively the both sides pool wall in grid pond, the scraper blade orientation rear filter screen place direction one side limit is close to rear filter screen and with rear filter screen clearance fit, the pool wall in grid pond and the position at the both ends of corresponding scraper blade fixedly connected with limiting plate of vertical setting respectively, the lower extreme of limiting plate extends to the grid pool bottom, the upper end of limiting plate is located handle the top of liquid level in the grid pond, limiting plate orientation scraper blade place direction one side on the side along front filter screen with rear filter screen opposite direction is spaced apart to be equipped with two spacing grooves, and the spacing groove is vertical extension and is logical groove, and the both ends of scraper blade are fixedly connected with two stopper that stretch into respectively in two spacing grooves in its place side, can vertical direction and the corresponding scraper blade top of pool is connected with the lift rope in the lift rope in the side of lift rope of the corresponding scraper blade. After the front filter screen is lifted, the rear filter screen serves as a standby filter function, a large amount of filtered sundries can be accumulated on the rear filter screen before the front filter screen is restarted, and the sundries on the rear filter screen need to be cleaned after the front filter screen is restarted. According to the utility model, maintenance personnel pulls the lifting rope upwards outside the grille pool so as to drive the scraper to ascend, and in the ascending process of the scraper, the scraper can scrape sundries attached to the rear filter screen and accumulate on the scraper towards one side of the rear filter screen until the scraper is lifted out of the liquid level, and the scraper is cleaned.

As optimization, the surface of the scraping plate is fully provided with water filtering holes distributed in quincuncial piles. In the ascending process of the scraping plate, water flow is convenient to pass through, and sundries are left.

As optimization, be located the scraper blade is provided with the lift ring along its extending direction's intermediate position, and fixedly connected with is followed the connecting stud that lift ring radial direction extends on the lift ring, the connecting stud is along perpendicular to the plane direction that the scraper blade is located the scraper blade is worn the scraper blade, and the connecting stud is located screw-thread fit has coupling nut on the shaft of scraper blade back to the one side of lift ring direction place, coupling nut locks on the scraper blade, lift the stay cord tie up on the lift ring. The installation is simple and convenient.

Compared with the prior art, the utility model has the following advantages: the utility model has simple structure, and can lift the front filter screen out of the water surface when the front filter screen is blocked and the sewage liquid level rises, so that sewage is filtered by the rear filter screen, and the sewage overflow condition is avoided.

Drawings

FIG. 1 is a schematic view of the internal structure of a grille pool according to the present utility model;

fig. 2 is a schematic view of a mounting structure of a squeegee according to the utility model.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. It will be apparent that the described embodiments are some, but not all, embodiments of the utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures. In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in use of the inventive product, are merely for convenience of describing the present utility model and simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance. Furthermore, the terms "horizontal," "vertical," and the like do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined. In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

As shown in fig. 1 and 2, the grid pond filtering structure in this embodiment includes grid pond 1, be provided with the grid net in the grid pond 1, the grid net includes leading filter screen 2 and rearmounted filter screen 3 that are set up by grid pond 1 entry towards grid pond export direction interval, the bottom of the pool wall of grid pond 1 and the position that corresponds leading filter screen 2 both sides side limit respectively fixedly connected with guide rail 4 of vertical setting, the lower extreme of guide rail 4 extends to grid pond 1 bottom of the pool, the upper end of guide rail 4 is located the top of the processing liquid level in grid pond 1, the guide rail 4 has seted up the guide slot of vertical extension towards the side of leading filter screen 2 place side, the guide slot is leading to the groove, leading filter screen 2's both sides limit is arranged in the guide slot of both sides respectively, leading filter screen 2's side limit can be followed vertical direction and its place side guide slot sliding fit, the top of leading filter screen 2 is provided with hoist device 5, vertically downwardly extending has lifting rope 6 on the filter screen hoist device 5, the end fixed connection of lifting rope 6 is at the top of leading filter screen 2, the inner wall of grid pond 1 and be close to grid pond 1 top position sensor 7 fixedly connected with filter screen 8 and sensor 8, hoist device 8 are still connected with filter screen 8 respectively.

In this embodiment, the rear filter screen 3 orientation one side horizontal extension of the direction that front filter screen 2 is located is provided with scraper blade 9, and the extending direction of scraper blade 9 is on a parallel with the plane that rear filter screen 3 is located, the plane that scraper blade 9 is located is perpendicular to rear filter screen 3 is located the plane, and the both ends of scraper blade 9 are close to respectively the both sides pool wall of grid pond 1, scraper blade 9 orientation one side in the direction that rear filter screen 3 is located be close to rear filter screen 3 and with rear filter screen 3 clearance fit, the pool wall of grid pond 1 and the position that corresponds the both ends of scraper blade 9 are fixedly connected with limiting plate 10 of vertical setting respectively, and the lower extreme of limiting plate 10 extends to grid pond 1 bottom of the pool, the upper end of limiting plate 10 is located handle the top of liquid level in grid pond 1, along on the side of one side of direction that front filter screen 2 is located towards scraper blade 9 with the opposite direction of rear filter screen 3 is spaced apart and is equipped with two spacing grooves 11, and spacing groove 11 is vertical extension and be the through groove, and the position that the two sides of scraper blade 9 are connected with the corresponding to each side of vertical lifting groove 12 in the corresponding to the two side of scraper blade 9 and the position that the limit groove is located in the vertical lifting groove 12 that the limit groove is located in the position that the limit groove is located in the corresponding to the two side of the vertical lifting groove of the position of the scraper blade 11.

In this embodiment, the surface of the scraping plate 9 is fully provided with water filtering holes distributed in quincuncial piles.

In this embodiment, a pull ring 13 is disposed at a middle position of the scraper 9 along an extending direction of the scraper 9, a connection stud 14 extending along a radial direction of the pull ring 13 is fixedly connected to the pull ring 13, the connection stud 14 passes through the scraper 9 along a plane direction perpendicular to the scraper 9, a connection nut 15 is in threaded fit with a shaft of the scraper 9 opposite to the pull ring 13, the connection nut 15 is locked on the scraper 9, and the pull rope 12 is tied on the pull ring 13.

Finally, it is noted that the above-mentioned embodiments illustrate rather than limit the utility model, and that those skilled in the art will be understood that various changes in form and details may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. The utility model provides a grid pond filtration, includes the grid pond, is provided with grid net, its characterized in that in the grid pond: the grid net comprises a front filter screen and a rear filter screen which are arranged at intervals from a grid Chi Rukou towards the outlet direction of a grid pool, wherein the positions of the side edges of the two sides of the front filter screen are respectively fixedly connected with a guide rail which is vertically arranged, the lower end of the guide rail extends to the bottom of the grid pool, the upper end of the guide rail is positioned above the treatment liquid level in the grid pool, a guide groove which is vertically extended is formed in one side surface of the guide rail, which is a through groove, of the front filter screen, the side edges of the two sides of the front filter screen are respectively arranged in the guide grooves on the two sides, the side edges of the front filter screen can be in sliding fit with the guide grooves on the side of the front filter screen along the vertical direction, a filter screen winding device is arranged above the front filter screen, a lifting rope vertically extends downwards from the filter screen device, the tail end of the lifting rope is fixedly connected to the top of the front filter screen, the inner wall of the grid pool is close to the top of the grid pool is fixedly connected with a water sensor, a filter screen lifting control device is further arranged outside the grid pool, and the filter screen lifting control device is respectively electrically connected with the water sensor and the filter screen lifting device.

2. A grille pond filter arrangement according to claim 1, wherein: the rear filter screen horizontally extends towards one side of the direction of the front filter screen, the extending direction of the scraper is parallel to the plane of the rear filter screen, the plane of the scraper is perpendicular to the plane of the rear filter screen, two ends of the scraper are respectively close to two side tank walls of the grating tank, the scraper is close to the rear filter screen towards one side of the direction of the rear filter screen and is in clearance fit with the rear filter screen, the tank walls of the grating tank are respectively fixedly connected with vertically arranged limiting plates at positions corresponding to two ends of the scraper, the lower ends of the limiting plates extend to the bottom of the grating tank, the upper end of limiting plate is located handle the top of liquid level in the grid pond, the limiting plate is followed on the side of one side of scraper blade place orientation the leading filter screen with the relative direction of rearmounted filter screen is spaced apart and is equipped with two spacing grooves, and the spacing groove is vertical extension and is logical groove, and two limiting blocks of stretching into respectively in two spacing inslot of its place side of both ends of scraper blade are fixedly connected with respectively, and the limiting block can vertical direction and the spacing groove sliding fit that corresponds thereof, fixedly connected with lifting rope on the scraper blade, and the one end that the scraper blade was kept away from to the lifting rope is located handle the top of liquid level in the grid pond.

3. The grid cell filtration structure of claim 2, wherein: the surface of the scraping plate is fully provided with water filtering holes distributed in quincuncial piles.

4. The grid cell filtration structure of claim 2, wherein: the middle position of the scraper blade along the extending direction is provided with a lifting ring, the lifting ring is fixedly connected with a connecting stud extending along the radial direction of the lifting ring, the connecting stud penetrates through the scraper blade along the direction perpendicular to the plane of the scraper blade, the connecting stud is positioned on a column shaft of one side of the scraper blade opposite to the direction of the lifting ring, the connecting nut is locked on the scraper blade, and the lifting rope is tied on the lifting ring.