CN213555534U - Novel water collecting and distributing device for filter tank - Google Patents

Abstract

The utility model belongs to the technical field of water treatment equipment, in particular to a novel water collecting and distributing device of a filter tank, which comprises a vertical tank body, wherein a water distributing device and a water collecting device are fixedly arranged in the tank body; the water distribution device comprises a water distribution cylinder, a water distribution tank, a water distribution sieve pipe and a central dirt collecting pipe, wherein the water distribution tank is an annular groove and is fixedly connected to the inner wall of the tank body, the water distribution cylinder is thin and thick at the top and thick at the bottom, the lower edge of the water distribution cylinder is fixedly connected with the water distribution tank, so that liquid flowing through the outer wall of the water distribution cylinder is downwards converged into the water distribution tank, the central dirt collecting pipe is positioned at the central position of the tank body below the water distribution cylinder, the upper end of the central dirt collecting pipe is closed, the water distribution sieve pipe is arranged around the central dirt collecting pipe in a star shape and is communicated with the side wall of the central dirt collecting pipe, the other end of the water distribution sieve pipe is communicated with the water distribution tank, and one end of the. The utility model discloses reduced the water distribution device and blockked up the probability, simplified water-collecting device's structure, reduced manufacturing cost.

Description

Novel water collecting and distributing device for filter tank

Technical Field

The utility model belongs to the technical field of water treatment equips, especially, relate to a novel water collecting and distributing device of filter tank.

Background

The structure of the filter tank generally comprises a filter layer, a water distribution device positioned above the filter layer and a water collection device positioned at the lower part of the filter layer.

The water distributor has the function of distributing water uniformly, and the structure of the water distributor usually comprises a central main pipe and water distribution branch pipes which are arranged in a star shape, wherein water distribution holes are processed on the water distribution branch pipes. The diameter of the filtering material is gradually reduced from top to bottom, and the quality of the filtering material is gradually increased, so that larger particles in sewage are removed at the top layer in the filtering process, and smaller particles are removed in a deeper part of the filter medium. Thereby leading the water quality to reach the standard after coarse filtration. The collection device serves to collect the filtered water and is typically constructed of a plurality of parallel-arranged collection screens, with the collection device being located at the bottom of the filter bed.

The problems still exist in the use process of the existing filter tank are as follows: 1. the water distribution holes of the water distribution device are easy to block and not easy to clean, and the water distribution is influenced. 2. The water collecting sieve tube in the water collecting device has high cost and changeability, and the filter material utilization rate of the area without the water collecting sieve tube is low.

SUMMERY OF THE UTILITY MODEL

For solving the problem among the background art, the utility model provides a novel water distribution device that collects of filter tank, the utility model discloses possess the difficult jam of water distribution device, water-collecting device simple structure, with low costs, the filter material utilizes even characteristics.

The utility model provides a technical scheme is: a novel water collecting and distributing device of a filter tank comprises a vertical tank body, filter materials are filled in the tank body, a water distributing device is fixedly arranged in the tank body above the filter materials, a water collecting device is arranged in the tank body below the filter materials, a liquid inlet is formed in the upper end of the tank body and is communicated with the water distributing device, a liquid outlet is formed in the lower end of the tank body, and the water collecting device is communicated with the liquid outlet; the water distribution device comprises a water distribution cylinder, a water distribution tank, a water distribution sieve pipe and a central dirt collecting pipe, wherein the water distribution tank is an annular groove and is fixedly connected to the inner wall of the tank body; the upper end of the tank body is provided with an air pressure balance port, the water collecting device comprises an upper tile, a lower tile, a water collecting branch pipe and a water collecting main pipe, the upper tile is in staggered lap joint with the lower tile, so that filter materials are intercepted, a water collecting tank is arranged below the clearance between every two adjacent lower tiles, the water collecting tank is fixedly connected with the lower tiles on two sides of the water collecting tank, the water collecting branch pipe is positioned below the water collecting tank and communicated with the water collecting tank, and the water collecting main pipe is positioned below the water collecting branch pipe and communicated with the water collecting branch pipe.

The utility model has the advantages that:

1. the water flow in the water distribution sieve tube of the water distribution device flows from the edge to the center, and the center is lower than the edge, so that impact potential energy is formed from high to low, erosion to the blockage of the sieve mesh is completed in the water distribution process, the blockage probability is reduced, and the blockage is collected into the central sewage collecting tube along with the flow, and is cleaned regularly.

2. The water collecting device stops the loss of the filter material through the upper and lower tile lap joint mode, but the filtered water can pass through, compared with the prior art, the water collecting sieve tube is saved, the manufacturing cost is reduced, and the effective utilization rate of the filter material is improved.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a view from a-a in fig. 1.

Fig. 3 is a partially enlarged view at B in fig. 1.

In the drawings: 1-tank body, 2-water distribution tank, 3-water distribution cylinder, 4-water distribution sieve tube, 5-central dirt collecting pipe, 6-flange cover, 7-air pressure balance port, 8-upper tile, 9-lower tile, 10-water collecting tank, 11-water collecting branch pipe and 12-water collecting main pipe.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail.

The utility model discloses a vertical jar of body 1, the filling has the filter material in jar body 1, and the internal fixed mounting of jar of filter material top has the water distribution device, and the water-collecting device is installed to the jar internal 1 of jar of filter material below, and the upper end of jar body 1 is provided with the inlet, and inlet and water distribution device intercommunication, the lower extreme of jar body 1 are provided with the liquid outlet, water-collecting device and liquid outlet intercommunication.

The water distribution device comprises a water distribution cylinder 3, a water distribution tank 2, a water distribution sieve tube 4 and a central dirt collecting tube 5, wherein the water distribution tank 2 is an annular groove, the water distribution tank 2 is fixedly connected with the inner wall of a tank body 1, the water distribution cylinder 3 is thin and thick, the lower edge of the water distribution cylinder 3 is fixedly connected with the water distribution tank 2, so that sewage entering the tank body 1 through a liquid inlet is downwards converged into the water distribution tank 2 by liquid flowing through the outer wall of the water distribution cylinder 3, the central dirt collecting tube 5 is positioned at the central position of the tank body 1 below the water distribution cylinder 3, the upper end of the central dirt collecting tube 5 is sealed, the water distribution sieve tube 4 is arranged around the central dirt collecting tube 5 in a star shape and is communicated with the side wall of the central dirt collecting tube 5, the other end of the water distribution sieve tube 4 is communicated with the water distribution tank 2, one end of the water distribution sieve tube 4 connected with the central dirt collecting tube 5 is downwards inclined, so that water in the water distribution sieve tube 4 of, and the center is lower than the edge, so that impact potential energy is formed from high to low, the erosion of the screen mesh blockage is completed in the water distribution process, the blockage probability is reduced, and the blockage is collected into the central dirt collecting pipe 5 along with the flow and is cleaned regularly.

The lower end of the central sewage collecting pipe 5 extends out of the tank body 1 and is connected and plugged through a flange cover 6. The central dirt collecting pipe 5 is cleaned regularly.

The upper end of the tank body 1 is provided with an air pressure balance port 7, and the air pressure balance port 7 is opened in the filtering process.

The water collecting device comprises an upper tile 8, a lower tile 9, a water collecting branch pipe 11 and a water collecting main pipe 12, wherein the upper tile 8 and the lower tile 9 are in staggered lap joint, so that the filter material is intercepted. However, due to the existence of the air pressure balancing port 7, filtered water can pass through, a water collecting tank 10 is arranged below the gap between every two adjacent lower tiles 9, the water collecting tank 10 is fixedly connected with the lower tiles 9 on the two sides of the water collecting tank, the filtered water enters the water collecting tank 10 through the tiles, the water collecting branch pipes 11 are positioned below the water collecting tank 10 and are communicated with the water collecting tank 10, and the water collecting main pipe 12 is positioned below the water collecting branch pipes 11 and is communicated with the water collecting branch pipes 11. Under the action of self gravity, filtered water flows from the water collecting tank 10 to the water collecting branch pipe 11, then flows to the water collecting main pipe 12 and finally is discharged out of the tank through the liquid outlet. This application water-collecting device has blockked the loss of filter material through upper and lower tile 8, 9 lapped form, but the drainage can pass through, compares with prior art, has saved the screen pipe that catchments, has reduced manufacturing cost, has promoted the effective utilization ratio of filter material simultaneously.

Claims (1)

1. The utility model provides a novel water collecting and distributing device of filter tank which characterized in that: the filter material filtering device comprises a vertical tank body (1), wherein a filter material is filled in the tank body (1), a water distribution device is fixedly arranged in the tank body (1) above the filter material, a water collection device is arranged in the tank body (1) below the filter material, a liquid inlet is formed in the upper end of the tank body (1), the liquid inlet is communicated with the water distribution device, a liquid outlet is formed in the lower end of the tank body (1), and the water collection device is communicated with the liquid outlet; the water distribution device comprises a water distribution cylinder (3), a water distribution tank (2), a water distribution sieve pipe (4) and a central dirt collecting pipe (5), wherein the water distribution tank (2) is an annular groove, the water distribution tank (2) is fixedly connected to the inner wall of the tank body (1), the water distribution cylinder (3) is thin at the upper part and thick at the lower part, the lower edge of the water distribution cylinder (3) is fixedly connected with the water distribution tank (2), so that liquid flowing through the outer wall of the water distribution cylinder (3) is downwards converged into the water distribution tank (2), the central dirt collecting pipe (5) is positioned at the central position of the tank body (1) below the water distribution cylinder (3), the upper end of the central dirt collecting pipe (5) is sealed, the water distribution sieve pipe (4) is arranged around the central dirt collecting pipe (5) in a star shape and is communicated with the side wall of the central dirt collecting pipe (5), the other end of the water distribution sieve pipe (4) is communicated with the water distribution tank (2), and one end of the water distribution sieve pipe (4) connected with the, the lower end of the central sewage collecting pipe (5) extends out of the tank body (1) and is connected and plugged through a flange cover (6); the utility model discloses a filter material, including the filter material, the filter material is cut to jar body (1) upper end and is opened there is atmospheric pressure balanced mouth (7), water-collecting device include tile (8), tile (9) down, branch pipe catchments (11) and header pipe (12), go up tile (8) and the crisscross overlap joint of tile (9) down to intercept the filter material, tile (9) clearance below is provided with a water catch bowl (10) under per two adjacent, water catch bowl (10) and lower tile (9) rigid coupling of both sides, branch pipe catchments (11) be located water catch bowl (10) below and communicate with water catch bowl (10), header pipe (12) be located branch pipe catchments (11) below and communicate with branch pipe catchments (11).

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