Filler cleaning device for subsurface flow constructed wetland

Abstract

The invention relates to the technical field of constructed wetlands, in particular to a filler cleaning device for a subsurface flow constructed wetland, which comprises a machine body, a filler feeding hopper, a primary material cleaning bin, a material cleaning disc, a material cleaning bin valve, a secondary material cleaning bin, a cleaning circulating water tank and a cleaning discharging baffle, supporting legs are arranged at the bottom of the body; a filler feeding hopper is arranged at the top of the body; the lower part of the filler feeding hopper is connected with a feeding pipe; a washing disc is arranged at the bottom of the feeding pipe; the material washing disc is arranged in the first-stage material washing bin; a washing bin valve is arranged at the bottom of the primary washing bin; the material washing bin valve is of a conical structure; a cleaning circulating water tank is arranged on the outer side of the material cleaning bin valve; a water inlet is formed in the top of the cleaning circulating water tank; the water inlet is obliquely formed in the outer circle of the bottom of the primary washing bin; the bottom of the material washing bin valve is connected with a secondary material washing bin; and a cleaning discharging baffle is arranged at the bottom of the second-stage material washing bin, so that the problem of rapid and efficient cleaning of the constructed wetland filler is solved.

Description

Technical Field

[0001] The invention relates to the technical field of artificial wetlands, and in particular to a filler cleaning device for subsurface artificial wetlands. Background Art

[0002] Constructed wetlands are artificially constructed and controlled land similar to swamps. Sewage and sludge are controlled and placed on artificially constructed wetlands. In the process of sewage and sludge flowing in a certain direction, the sewage and sludge are treated by mainly utilizing the physical, chemical and biological synergistic effects of soil, artificial media, plants and microorganisms. The filler is the matrix and carrier of the artificial wetland. It supports the life process of animals, plants and microorganisms in the artificial wetland and is an important guarantee for the effluent water quality. The corresponding cleaning device will be used to clean the filler; The traditional cleaning device includes a feed port, a feed hopper, a conveyor belt, a support frame, a cross bar, a reaction chamber, an inlet pipe, a rotating shaft, a lower baffle, a bracket, a sewage collection tank, a pressure pump, a baffle, an ultrasonic generator, a water outlet pipe, a safety baffle and a water gun nozzle. The advantage of this cleaning device is that the surface of the filler can be washed by the water gun nozzle; When using a traditional cleaning device, the user is required to transfer the filler. However, the transfer of the filler is time-consuming and labor-intensive, which makes the use of the cleaning device inconvenient and urgently needs to be improved. Summary of the invention

[0003] The purpose of the present invention is to provide a device for cleaning fillers of a subsurface flow artificial wetland, so as to solve the problem of rapid and efficient cleaning of fillers of artificial wetlands.

[0004] In order to solve the above technical problems, the present invention adopts the following technical solutions: A filler cleaning device for a submerged flow artificial wetland comprises a machine body, a filler feed hopper, a primary washing bin, a washing pan, a washing bin valve, a secondary washing bin, a cleaning circulating water tank and a cleaning discharge baffle; a supporting foot is arranged at the bottom of the machine body; a filler feed hopper is arranged at the top of the machine body; a feed pipe is connected to the lower part of the filler feed hopper; a washing pan is arranged at the bottom of the feed pipe; the washing pan is arranged in the primary washing bin; a washing bin valve is arranged at the bottom of the primary washing bin; the washing bin valve is arranged in a conical structure; a cleaning circulating water tank is arranged outside the washing bin valve; a water inlet is arranged at the top of the cleaning circulating water tank; the water inlet is arranged obliquely on the outer circle of the bottom of the primary washing bin; a secondary washing bin is connected to the bottom of the washing bin valve; a cleaning discharge baffle is arranged at the bottom of the secondary washing bin.

[0005] Furthermore, the material washing tray is a double-layer disc structure; a bulk material tray is arranged on the upper part of the material washing tray; a cleaning tray is connected to the bottom of the bulk material tray; a cleaning nozzle A is arranged in an array on the surface of the cleaning tray; the top of the material washing tray is connected to the material washing drum through a hydraulic telescopic shaft; the material washing drum is inserted and rotatably arranged on the outside of the feed pipe; rotating teeth are arranged on the upper part of the material washing drum; and the rotating teeth are connected to the driving motor.

[0006] Furthermore, a hydraulic push rod is connected to the bottom of the washing bin valve; a cleaning ring is arranged on the surface of the washing bin valve; the cleaning ring is rotatably arranged on the surface of the washing bin valve; a brush layer is arranged on the surface of the cleaning ring; and a cleaning ring motor is arranged inside the cleaning ring.

[0007] Furthermore, multiple levels of washing ramps are sequentially arranged in the secondary washing bin; the washing ramps are tilted in the secondary washing bin; a cleaning nozzle B is arranged at the bottom of the washing ramps; the surface of the washing ramps is a hollow structure; and the top surface of the washing ramps is a wavy line structure.

[0008] Furthermore, a water inlet is provided at the top of the cleaning circulation water tank; a filter bin is connected to the lower part of the water inlet; a water storage bin is provided at the lower part of the filter bin; a high-pressure pump is provided in the water storage bin; the high-pressure pump is respectively connected to the cleaning nozzle A and the cleaning nozzle B; a negative pressure vacuum pump is connected to the bottom of the filter bin.

[0009] Furthermore, a filter screen A is disposed on the outer side of the bulk material tray.

[0010] Furthermore, a filter tank is arranged at the bottom of the cleaning and discharging baffle; the filter tank is embedded in the cleaning and discharging baffle; a filter plate is arranged at the top of the filter tank; a water pump is arranged at the bottom of the filter tank; and the other end of the water pump is connected to the upper part of the cleaning circulating water tank.

[0011] Compared with the prior art, the present invention can achieve one of the following beneficial effects: 1. It can realize the multi-stage cleaning chambers and take advantage of gravity to put the wetland fillers to be cleaned into the filler feed hopper, and open the wash plate by controlling the hydraulic telescopic shaft; and then drive the wash plate to rotate through the drive motor to realize the function of feeding and dispersing the materials at the same time. In the first-level wash bin, the fillers are preliminarily cleaned by the vertically upward cleaning nozzle A. After the preliminary cleaning, the sewage is discharged into the cleaning circulating water tank for filtration and storage. The valve of the wash bin is controlled to be lifted, so that the fillers after the preliminary cleaning enter the second-level wash bin. The friction between the fillers is increased by the wash slope plate set in the second-level wash bin, so that the fillers are further cleaned. After the cleaning is completed, the cleaned fillers are discharged from the machine body through the cleaning discharging baffle, and the filler cleaning work is completed.

[0012] 2. The present invention has a simple structure and is easy to use. When in use, the filler is cleaned multiple times through the cooperation of multiple structures, thereby achieving rapid and thorough cleaning of the filler, making the cleaning device have a better cleaning effect on the filler, and during the cleaning process, there is no need for staff to transport the filler, making the use of the cleaning device more convenient. Secondly, the present invention can be applied to fillers of different types, making the application scope of the cleaning device wider and worthy of promotion and use. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the structure of the present invention.

[0014] Figure 2 It is a schematic diagram of the structure of the material washing tray of the present invention.

[0015] Figure 3 This is a schematic diagram of the structure of the material washing silo valve of the present invention.

[0016] Figure 4 This is a schematic diagram of the structure of the material washing silo valve of the present invention.

[0017] Figure 5 It is a schematic diagram of the structure of the secondary washing bin of the present invention.

[0018] Figure 6 This is a schematic diagram of the structure of the cleaning circulating water tank of the present invention.

[0019] Figure 7 This is a schematic diagram of the structure of the cleaning and discharging baffle of the present invention. DETAILED DESCRIPTION

[0020] In order to make the purpose, technical solution and advantages of the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention.

[0021] Example 1 A filler cleaning device for a submerged flow artificial wetland comprises a body 1, a filler feed hopper 2, a primary washing bin 3, a washing pan 4, a washing bin valve 5, a secondary washing bin 6, a cleaning circulating water tank 7 and a cleaning discharging baffle 8; a supporting foot 101 is arranged at the bottom of the body 1; a filler feed hopper 2 is arranged at the top of the body 1; a feed pipe 201 is connected to the lower part of the filler feed hopper 2; a washing pan 4 is arranged at the bottom of the feed pipe 201; the washing pan 4 is arranged in the primary washing bin 3; a washing bin valve 5 is arranged at the bottom of the primary washing bin 3; the washing bin valve 5 is arranged in a conical structure; a cleaning circulating water tank 7 is arranged outside the washing bin valve 5; a water inlet 701 is arranged at the top of the cleaning circulating water tank 7; the water inlet 701 is arranged obliquely on the outer circle of the bottom of the primary washing bin 3; the washing bin valve 5 is connected to the secondary washing bin 6 at the bottom ; A cleaning discharge baffle 8 is provided at the bottom of the secondary washing bin 6, which can realize the multi-stage cleaning chamber set up, and use the advantage of gravity to put the wetland filler to be cleaned into the filler feed hopper, and open the washing plate by controlling the hydraulic telescopic shaft; and then the washing plate is driven to rotate by the driving motor to realize the function of feeding and dispersing the material at the same time, and the filler is preliminarily cleaned by the cleaning nozzle A set vertically upward in the primary washing bin. After the preliminary cleaning, the sewage is discharged into the cleaning circulating water tank for filtration and storage, and the valve of the washing bin is controlled to be lifted, so that the filler after the preliminary cleaning enters the secondary washing bin, and the friction between the fillers is increased by the washing slope set in the secondary washing bin, so that the filler is further cleaned, and after the cleaning is completed, the cleaned filler is discharged from the machine body through the cleaning discharge baffle, and the filler cleaning work is completed.

[0022] Example 2 On the basis of Example 1, the washing material tray 4 is a double-layer disc structure; a bulk material tray 403 is arranged on the upper part of the washing material tray 4; a cleaning tray 404 is connected to the bottom of the bulk material tray 403; a cleaning nozzle A4041 is arranged in an array on the surface of the cleaning tray 404; the top of the washing material tray 4 is connected to the washing material drum 401 through a hydraulic telescopic shaft 402; the washing material drum 401 is inserted and rotatably arranged on the outside of the feed pipe 201; a rotating gear 405 is arranged on the upper part of the washing material drum 401; the rotating gear 405 is connected to the driving motor 406, which can realize that through the double-layer bulk material tray and the cleaning tray, while the bulk material is rotated, a high-pressure cleaning water flow is provided through the cleaning tray at the bottom to flush the wetland filler, thereby improving the initial cleaning effect of the filler.

[0023] Example 3 On the basis of Example 1, a hydraulic push rod 501 is connected to the bottom of the washing bin valve 5; a cleaning ring 502 is arranged on the surface of the washing bin valve 5; the cleaning ring 502 is rotatably arranged on the surface of the washing bin valve 5; a brush layer is arranged on the surface of the cleaning ring 502; a cleaning ring motor 503 is arranged inside the cleaning ring 502, which can realize a cleaning ring that rotates in a circle on the surface of the washing bin valve, and the brush layer on the surface of the cleaning ring continuously rotates and rubs the surface of the filler particles, and drives the accumulated filler to move and rub, which helps to enhance the cleaning effect of the filler and shorten the cleaning time.

[0024] Example 4 On the basis of Example 1, a plurality of washing ramps 601 are sequentially arranged in the secondary washing bin 6; the washing ramp 601 is tiltedly arranged in the secondary washing bin 6; a cleaning nozzle B602 is arranged at the bottom of the washing ramp 601; the surface of the washing ramp 601 is a hollow structure; the top surface of the washing ramp 601 is a wavy line structure, which can provide buffering and friction time for the filler of the secondary washing through the set washing ramp, so that the filler can stay on the washing ramp for a longer time, which is helpful for cleaning, and the tilted washing ramp provides a buffering effect for the filler.

[0025] Example 5 On the basis of Example 1, a negative pressure vacuum pump 704 is connected to the bottom of the filter chamber 702, which can improve the filtering and recovery speed of the sewage after cleaning and maintain high-pressure continuous water supply through the provided negative pressure vacuum pump.

[0026] Example 6 On the basis of Example 1, the outer side of the bulk material tray 403 is a filter screen A4031, which can filter the cleaning wastewater through the set filter screen A, and allow the high-pressure water flow ejected by the cleaning nozzle A to directly flush the filler surface.

[0027] Example 7 Based on Example 1, A filter tank 801 is arranged at the bottom of the cleaning and discharging baffle 8; the filter tank 801 is embedded in the cleaning and discharging baffle 8; a filter plate 802 is arranged on the top of the filter tank 801; a water pump 803 is arranged at the bottom of the filter tank 801; the other end of the water pump 803 is connected to the upper part of the cleaning circulation water tank 7, so that the used sewage in the secondary washing bin can be recovered through the set filter tank, and after preliminary filtration by the filter plate, it is pumped into the cleaning circulation water tank by the water pump for recycling, thereby realizing the water-saving function.

[0028] Although the present invention is described herein with reference to a number of illustrative embodiments of the present invention, it will be appreciated that those skilled in the art may devise many other modifications and implementations that fall within the scope and spirit of the principles disclosed herein. More specifically, within the scope of the present disclosure, drawings, and claims, a variety of variations and modifications may be made to the components and / or layout of the subject combination layout. In addition to the variations and modifications made to the components and / or layout, other uses will also be apparent to those skilled in the art.

Claims

1. A filler cleaning device for a subsurface artificial wetland, characterized in that: The machine comprises a machine body (1), a stuffing feed hopper (2), a primary material washing bin (3), a material washing pan (4), a material washing bin valve (5), a secondary material washing bin (6), a cleaning circulating water tank (7) and a cleaning discharge baffle (8); a supporting foot (101) is arranged at the bottom of the machine body (1); a stuffing feed hopper (2) is arranged at the top of the machine body (1); a material feeding pipe (201) is arranged at the bottom of the stuffing feed hopper (2); a material washing pan (4) is arranged at the bottom of the feed pipe (201); the material washing pan (4) is arranged at the primary material washing bin (11); a ... The material silo (3) is provided with a material silo valve (5) at the bottom of the first material silo (3); the material silo valve (5) is a conical structure; a washing circulating water tank (7) is provided outside the material silo valve (5); a water inlet (701) is provided at the top of the washing circulating water tank (7); the water inlet (701) is inclinedly arranged on the outer circle of the bottom of the first material silo (3); a second material silo (6) is connected to the bottom of the material silo valve (5); and a washing discharge baffle (8) is provided at the bottom of the second material silo (6).

2. The filler cleaning device for a subsurface flow constructed wetland according to claim 1, characterized in that: The material washing disc (4) is a double-layer disc structure; a bulk material disc (403) is arranged on the upper part of the material washing disc (4); a cleaning disc (404) is connected to the bottom of the bulk material disc (403); a cleaning nozzle A (4041) is arranged in an array on the surface of the cleaning disc (404); the top of the material washing disc (4) is connected to the material washing rotary drum (401) via a hydraulic telescopic shaft (402); the material washing rotary drum (401) is sleeved and rotatably arranged outside the feed pipe (201); rotating teeth (405) are arranged on the upper part of the material washing rotary drum (401); and the rotating teeth (405) are connected to a driving motor (406).

3. The filler cleaning device for a subsurface flow constructed wetland according to claim 1, characterized in that: The bottom of the material washing bin valve (5) is connected to a hydraulic push rod (501); a cleaning ring (502) is provided on the surface of the material washing bin valve (5); the cleaning ring (502) is rotatably provided on the surface of the material washing bin valve (5); a brush layer is provided on the surface of the cleaning ring (502); and a cleaning ring motor (503) is provided inside the cleaning ring (502).

4. The filler cleaning device for a subsurface flow constructed wetland according to claim 1, characterized in that: The secondary material washing bin (6) is provided with multiple levels of material washing ramps (601) in sequence; the material washing ramps (601) are arranged obliquely in the secondary material washing bin (6); a cleaning nozzle B (602) is arranged at the bottom of the material washing ramp (601); the surface of the material washing ramp (601) is arranged in a hollow structure; and the top surface of the material washing ramp (601) is arranged in a wavy line structure.

5. The filler cleaning device for a subsurface artificial wetland according to claim 1, characterized in that: The top of the cleaning circulation water tank (7) is provided with a water inlet (701); a filter bin (702) is connected to the lower part of the water inlet (701); a water storage bin (703) is provided at the lower part of the filter bin (702); a high-pressure pump (705) is provided in the water storage bin (703); the high-pressure pump (705) is respectively connected to the cleaning nozzle A (4041) and the cleaning nozzle B (602); and a negative pressure vacuum pump (704) is connected to the bottom of the filter bin (702).

6. The filler cleaning device for a subsurface artificial wetland according to claim 2, characterized in that: The outer side of the bulk material tray (403) is a filter screen A (4031).

7. The filler cleaning device for a subsurface flow constructed wetland according to claim 1, characterized in that: A filter tank (801) is provided at the bottom of the cleaning and discharging baffle (8); the filter tank (801) is embedded in the cleaning and discharging baffle (8); a filter plate (802) is provided at the top of the filter tank (801); a water pump (803) is provided at the bottom of the filter tank (801); and the other end of the water pump (803) is connected to the upper part of the cleaning circulation water tank (7).

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