Filtering pool for wastewater treatment

Abstract

The utility model discloses a filtering pool for wastewater treatment, and relates to the technical field of wastewater treatment. A hydraulic cylinder is arranged at the top of the fixing frame; the output end of the hydraulic cylinder is connected with a lifting frame; connecting blocks are connected to the outer surface and the back of the lifting frame through rotating shafts; torsional springs are connected between the connecting blocks and the lifting frame and are connected to the outer surfaces of the rotating shafts in a sleeving manner; the bottom of the connecting block is connected with a filter screen frame, and the inner wall of the filter screen frame is connected with a guide rod. The lifting frame is driven by the output end of the hydraulic cylinder to drive the filter screen frame to move upwards, and when the filter screen frame makes contact with the limiting plate, the filter screen frame inclines, the balance weight plate is influenced by gravity and drives the scraper to slide towards one side of the guide plate, so that the scraper cleans the filter screen frame, and the filter screen frame is prevented from being damaged. Impurities and dirt on the filter screen frame are concentrated on one side of the guide plate and enter the collecting frame, and the purpose of automatically cleaning the filter screen frame is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to wastewater treatment technical field, concretely is a filter tank for wastewater treatment. BACKGROUND

[0002] The clarifier is a kind of equipment of wastewater treatment, and the wastewater treatment process of clarifier includes three stages of mixing, reaction and flocculation of water and reagent, and separation of flocculation body and water, the clarifier is widely applied in wastewater treatment, especially in the wastewater treatment process of sewage plant, clarification treatment is an indispensable step.

[0003] Through the retrieval, find the application number as 202322038233.8 a filter tank for wastewater treatment, the device is set up in the inside of wastewater filter tank with baffle, utilize baffle and divide into aeration zone and sedimentation filtration zone in the inside of filter tank, and can utilize filter screen frame and collect the impurities of sedimentation filtration zone, and utilize lifting mechanism and rise to the outside of filter tank in filter screen frame, to facilitate staff to clean and discharge the dirt inside filter screen frame, although reach the purpose of cleaning and collecting the sediment dirt in the inside of filter tank by filter frame, but need manual cleaning the dirt and impurities in the inside of filter frame, process time-consuming and laborious. UTILITY MODEL CONTENTS

[0004] Therefore, the utility model aims at providing a filter tank for wastewater treatment to solve the technical problems in the above background art.

[0005] To achieve the above object, the utility model provides the following technical scheme: a filter tank for wastewater treatment, including filter tank main part, the top of filter tank main part is connected with fixed frame, the top of fixed frame is equipped with hydraulic cylinder, the output end of hydraulic cylinder is connected with lifting frame, the outer surface and back of lifting frame are connected with connecting block through pivot, connecting block is connected with torsional spring between lifting frame, and torsional spring is sleeved on the outer surface of pivot, the bottom of connecting block is connected with filter screen frame, the inner wall of filter screen frame is connected with guide rod, the outer surface of guide rod is connected with scraper, the top of scraper is connected with counterweight plate, the top of filter tank main part one side is provided with guide plate through pivot, the bottom of guide plate is connected with spring, one side of guide plate is connected with limit stop.

[0006] Further, the bottom of filter tank main part back is connected with drain pipe, and one end of drain pipe is equipped with valve, one side of filter tank main part is equipped with inlet pipe.

[0007] By adopting the above technical scheme, the water to be filtered enters filter tank main part from inlet pipe, is filtered by filter screen frame, dirt and impurities are filtered out and concentrated in the inside of filter screen frame, and the filtered water is controlled by valve and transported to the next process for treatment through drain pipe.

[0008] Further, the fixed frame is internally provided with a limiting groove, and the lifting frame is in sliding connection with the limiting groove.

[0009] By adopting the above technical scheme, when the filter screen frame needs to be cleaned, the output end of the hydraulic cylinder drives the lifting frame to move upward, and the lifting frame is limited by the limiting groove, thereby avoiding shaking of the lifting frame during upward movement and improving stability.

[0010] Further, the counterweight plate is movably connected with the filter screen frame.

[0011] By adopting the above technical scheme, under the driving of the output end of the hydraulic cylinder, the lifting frame drives the filter screen frame to move upward, when the filter screen frame abuts against the limiting plate on one side, the filter screen frame is tilted to one side of the guide plate under the driving of the rotating shaft, the counterweight plate is driven to slide to one side of the guide plate under the influence of gravity, when the lifting frame drives the filter screen frame to move downward, the filter screen frame is tilted to the other side under the action of the torsional spring, the counterweight plate drives the scraper to return to the original position, and preparation is made for next cleaning.

[0012] Further, the scraper is in sliding connection with the guide rod, and the bottom of the scraper is in contact with the filter screen frame.

[0013] By adopting the above technical scheme, under the driving of the counterweight plate, the guide rod is used for guiding, and the scraper is driven to slide to one side of the guide plate, impurities and dirt are scraped away from the filter screen frame, the impurities and dirt are concentrated to one side of the guide plate and enter the collecting frame, and the purpose of automatically cleaning the filter screen frame is achieved.

[0014] Further, the filter screen frame is provided with a groove on one side, and the limiting plate is in contact with the groove.

[0015] By adopting the above technical scheme, when the filter screen frame moves upward, the filter screen frame is in contact with the limiting plate on one side, and the filter screen frame is tilted to one side of the guide plate under the limitation of the limiting plate, until the limiting plate completely enters the groove, and the surface of the limiting plate is flush with the surface of the filter screen, so that the scraper drives the impurities and dirt to enter the guide plate and guide out of the filter tank body.

[0016] Further, the spring is provided with a plurality of.

[0017] By adopting the above technical scheme, the guide plate is supported by the spring, the guide plate is prevented from being excessively tilted under the influence of gravity, the limiting plate cannot abut against the filter screen frame, the limiting plate cannot limit the filter screen frame, and after the filter screen frame is cleaned, the guide plate drives the limiting plate to return to the original position under the action of the spring, and the filter screen frame is conveniently limited next time.

[0018] Further, the guide rod is provided with two groups, and the two groups of guide rods are symmetrically distributed.

[0019] By adopting the technical scheme, the guide rod guides and limits the scraper, avoids deviation of the scraper when sliding, causes the scraper to be unable to slide, and avoids the scraper from sliding out of the filter screen frame, thereby affecting practicality of the device.

[0020] Further, the filter tank body is provided with a collecting frame on the other side.

[0021] By adopting the technical scheme, the collecting frame is detachably connected with the filter tank body, and the impurities and dirt filtered out by the filter screen frame are collected by the collecting frame, thereby facilitating subsequent treatment of the impurities and dirt by the staff.

[0022] To sum up, the utility model mainly has the following beneficial effects:

[0023] 1. The utility model discloses a filter screen frame cleaning device, which comprises a filter tank body, a filter screen frame, a lifting frame, a guide plate, a limiting plate, a counterweight plate, a scraper and a collecting frame.

[0024] 2. The utility model discloses a filter screen frame cleaning device, which comprises a filter tank body, a filter screen frame, a lifting frame, a guide plate, a limiting plate, a counterweight plate, a scraper and a collecting frame.

[0025] 3. The utility model discloses a filter screen frame cleaning device, which comprises a filter tank body, a filter screen frame, a lifting frame, a guide plate, a limiting plate, a counterweight plate, a scraper and a collecting frame. BRIEF DESCRIPTION OF DRAWINGS

[0026] Figure 1 It is a structural schematic view of the utility model;

[0027] Figure 2 It is a back structural schematic view of the utility model;

[0028] Figure 3 It is a structural schematic view of the utility model after lifting the filter screen frame;

[0029] Figure 4 It is an exploded structural schematic view of the utility model of the filter screen frame and the connecting plate;

[0030] Figure 5 It is a structural schematic view of the utility model of the counterweight plate;

[0031] Figure 6 It is a structural schematic view of the utility model of the spring.

[0032] Figure 7 For the present utility model Figure 5 Enlarged structural diagram at point A in the middle.

[0033] In the diagram: 1. Main body of the filter tank; 2. Inlet pipe; 3. Fixing frame; 4. Hydraulic cylinder; 5. Lifting frame; 6. Filter screen frame; 7. Connecting block; 8. Rotating shaft; 9. Torsion spring; 10. Guide rod; 11. Scraper; 12. Counterweight plate; 13. Rotating rod; 14. Guide plate; 15. Spring; 16. Limiting plate; 17. Drain pipe; 18. Limiting groove; 19. Collection frame; 20. Groove. Detailed Implementation

[0034] The technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and should not be construed as limiting the present invention.

[0035] The embodiments of this utility model will be described below based on its overall structure.

[0036] Example 1: A filter tank for wastewater treatment, such as Figures 1-7 As shown, the system includes a filter tank body 1, a fixed frame 3 connected to the top of the filter tank body 1, a hydraulic cylinder 4 on the top of the fixed frame 3, a lifting frame 5 connected to the output end of the hydraulic cylinder 4, a connecting block 7 connected to the outer surface and back of the lifting frame 5 via a rotating shaft 8, a torsion spring 9 connected between the connecting block 7 and the lifting frame 5, and the torsion spring 9 sleeved on the outer surface of the rotating shaft 8, a filter screen frame 6 connected to the bottom of the connecting block 7, a guide rod 10 connected to the inner wall of the filter screen frame 6, a scraper 11 connected to the outer surface of the guide rod 10, a counterweight plate 12 connected to the top of the scraper 11, and the top of the filter tank body 1... A guide plate 14 is provided on one side of the filter tank via a rotating rod 13. A spring 15 is connected to the bottom of the guide plate 14. A limit plate 16 is connected to one side of the guide plate 14. A drain pipe 17 is connected to the lower back of the filter tank body 1, and a valve is installed at one end of the drain pipe 17. A water inlet pipe 2 is provided on one side of the filter tank body 1. The water to be filtered enters the filter tank body 1 from the water inlet pipe 2 and is filtered through the filter screen frame 6. The dirt and impurities are filtered out and concentrated inside the filter screen frame 6. The filtered water is controlled by the valve and transported to the next process for further treatment through the drain pipe 17.

[0037] See Figures 1-3 In the above embodiment, a limiting groove 18 is provided inside the fixed frame 3, and the lifting frame 5 is slidably connected to the limiting groove 18. When the filter screen frame 6 needs to be cleaned, the output end of the hydraulic cylinder 4 drives the lifting frame 5 to move upward. The limiting groove 18 cooperates with the lifting frame 5 to limit the lifting frame 5, thereby preventing the lifting frame 5 from shaking during the upward movement and improving stability.

[0038] Referring to Figure 5 Figure 7 In the above embodiment, the counterweight plate 12 is movably connected with the filter screen frame 6, and under the driving of the output end of the hydraulic cylinder 4, the lifting frame 5 drives the filter screen frame 6 to move upward, when one side of the filter screen frame 6 abuts against the limiting plate 16, under the driving of the rotating shaft 8, the filter screen frame 6 is inclined to one side of the guide plate 14, the counterweight plate 12 is affected by gravity and drives the scraper 11 to slide to one side of the guide plate 14, when the lifting frame 5 drives the filter screen frame 6 to move downward, under the action of the torsional spring 9, the filter screen frame 6 is restored to be inclined to the other side, so that the counterweight plate 12 drives the scraper 11 to return to the original position, preparing for the next cleaning.

[0039] Referring to Figures 3-5 In the above embodiment, the scraper 11 is slidably connected with the guide rod 10, and the bottom of the scraper 11 is in contact with the filter screen frame 6, under the driving of the counterweight plate 12, the guide rod 10 guides the scraper 11 to slide to one side of the guide plate 14, and the impurities and dirt are scraped away from the filter screen frame 6, so that the impurities and dirt are concentrated on one side of the guide plate 14 and enter the collecting frame 19, achieving the purpose of automatically cleaning the filter screen frame 6.

[0040] Referring to Figures 3-5 In the above embodiment, a groove 20 is formed on one side of the filter screen frame 6, and the limiting plate 16 is in contact with the groove 20, when the filter screen frame 6 moves upward, one side of the filter screen frame 6 is in contact with the limiting plate 16, under the limitation of the limiting plate 16, the filter screen frame 6 is inclined to one side of the guide plate 14, until the limiting plate 16 completely enters the inside of the groove 20, so that the surface of the limiting plate 16 is flush with the surface of the filter screen, thereby facilitating the scraper 11 to drive the impurities and dirt to enter the guide plate 14 and guide out of the filter tank main body 1.

[0041] Referring to Figure 6 In the above embodiment, a plurality of springs 15 are arranged, the guide plate 14 is supported by the springs 15, avoiding excessive inclination of the guide plate 14 due to gravity, which causes the limiting plate 16 to fail to abut against the filter screen frame 6, so that the limiting plate 16 cannot limit the filter screen frame 6, after the cleaning of the filter screen frame 6 is completed, under the action of the elastic force of the spring 15, the guide plate 14 drives the limiting plate 16 to return to the original position, facilitating the limiting of the filter screen frame 6 next time.

[0042] Referring to Figures 1-5 In the above embodiment, two groups of guide rods 10 are arranged, and the two groups of guide rods 10 are symmetrically distributed, the guide rods 10 guide and limit the scraper 11, avoiding deviation of the scraper 11 when sliding, causing the scraper 11 to fail to slide, and avoiding the scraper 11 sliding out of the filter screen frame 6, affecting the practicability of the device.

[0043] Example two: in order to facilitate the treatment of impurities and dirt, example two is improved on the basis of example one, referring toFigures 1-3 The other side of the filter tank body 1 is provided with a collecting frame 19, which is detachably connected with the filter tank body 1, and the impurities and dirt filtered by the filter screen frame 6 are collected through the collecting frame 19, so that the subsequent treatment of the impurities and dirt by the staff is facilitated.

[0044] The implementation principle of the utility model is as follows: when the filter screen on the filter screen frame 6 needs to be cleaned, the water inlet pipe 2 is closed, the hydraulic cylinder 4 is started, the output end of the hydraulic cylinder 4 drives the lifting frame 5 to slide in the fixed frame 3, the filter screen frame 6 is gradually exposed from the filter tank body 1, when the filter screen frame 6 is in contact with the limiting plate 16, the limiting plate 16 is extruded, the rotating shaft 8 drives the filter screen frame 6 to rotate to one side of the guide plate 14, at this time, the counterweight plate 12 is affected by gravity and drives the scraper 11 to move, the impurities and dirt on the filter screen frame 6 are guided to one side of the guide plate 14 through the guide rod 10, and are guided out of the device through the guide plate 14, after cleaning, the lifting frame 5 drives the filter screen frame 6 to move downward under the driving of the output end of the hydraulic cylinder 4, the filter screen frame 6 loses contact with the limiting plate 16, under the action of the torsional spring 9, the filter screen frame 6 returns to the original position, the counterweight plate 12 is affected by gravity and drives the scraper 11 to return to the initial position, and preparation is made for the next cleaning.

[0045] Although the embodiments of the utility model have been shown and described, the specific embodiments are only an explanation of the utility model, and are not a limitation of the utility model, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable way, and the person skilled in the art can make non-creative modification, replacement and change of the embodiments according to the needs after reading the specification without departing from the principles and purposes of the utility model, but as long as in the range of the claims of the utility model, it is protected by the patent law.

Claims

1. A filter basin for wastewater treatment, comprising a filter basin body (1), characterized in that: The fixed frame (3) is arranged on the top of the filter tank body (1), the hydraulic cylinder (4) is arranged on the top of the fixed frame (3), the output end of the hydraulic cylinder (4) is connected with the lifting frame (5), the outer surface and the back of the lifting frame (5) are connected with the connecting block (7) through the rotating shaft (8), the torsional spring (9) is connected between the connecting block (7) and the lifting frame (5), the torsional spring (9) is sleeved on the outer surface of the rotating shaft (8), the bottom of the connecting block (7) is connected with the filter screen frame (6), the inner wall of the filter screen frame (6) is connected with the guide rod (10), the outer surface of the guide rod (10) is connected with the scraper (11), the top of the scraper (11) is connected with the counterweight plate (12), one side of the top of the filter tank body (1) is provided with the guide plate (14) through the rotating rod (13), the bottom of the guide plate (14) is connected with the spring (15), one side of the guide plate (14) is connected with the limiting plate (16).

2. A filter tank for wastewater treatment according to claim 1, characterized in that: The filter tank body (1) is connected with the drain pipe (17) below the back, and the valve is arranged on one end of the drain pipe (17), and the water inlet pipe (2) is arranged on one side of the filter tank body (1).

3. A filter tank for wastewater treatment according to claim 1, characterized in that: The limiting groove (18) is arranged in the fixed frame (3), and the lifting frame (5) is slidably connected with the limiting groove (18).

4. The filter tank for wastewater treatment according to claim 1, characterized in that: The counterweight plate (12) is movably connected with the filter screen frame (6).

5. A filter tank for wastewater treatment according to claim 1, characterized in that: The scraper (11) is slidably connected with the guide rod (10), and the bottom of the scraper (11) is in contact with the filter screen frame (6).

6. A filter tank for wastewater treatment according to claim 1, characterized in that: The recess (20) is arranged on one side of the filter screen frame (6), and the limiting plate (16) is in contact with the recess (20).

7. A filter tank for wastewater treatment according to claim 1, characterized in that: The spring (15) is provided with a plurality of springs.

8. The filter tank for wastewater treatment according to claim 1, characterized in that: The guide rod (10) is provided with two groups of guide rods (10), and the two groups of guide rods (10) are symmetrically distributed.

9. A filter tank for wastewater treatment according to claim 2, characterized in that: The filter tank body (1) is provided with the collecting frame (19) on the other side.

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