CN216909283U

CN216909283U - Filter tank for wastewater treatment

Info

Publication number: CN216909283U
Application number: CN202220303872.5U
Authority: CN
Inventors: 程凯; 程浩; 黄建忠
Original assignee: Wuhan Hengxun Environmental Protection Technology Co ltd
Current assignee: Wuhan Hengxun Environmental Protection Technology Co ltd
Priority date: 2022-02-16
Filing date: 2022-02-16
Publication date: 2022-07-08
Anticipated expiration: 2032-02-16

Abstract

The utility model discloses a filtering tank for waste water treatment, which comprises a tank body and a water inlet arranged at one end of the tank body, wherein a sand and stone filtering layer and a water drainage plate positioned below the sand and stone filtering layer are arranged in the tank body; according to the utility model, the water outlet grooves 8 are uniformly distributed on the lower part of the side wall of at least one side of the filtering pool, the sand and stone filtering layer and the drainage plate are arranged at the bottom of the filtering pool, and water flow filtered by the sand and stone filtering layer is introduced into the water outlet grooves and the drainage ditch by using the drainage plate, so that the filtering range of the filtering pool is expanded, and the filtering effect of the filtering pool is improved.

Description

Filter tank for wastewater treatment

Technical Field

The utility model relates to the technical field of treatment of water, wastewater, sewage or sludge, in particular to a filter tank for wastewater treatment.

Background

The traditional desilting basin is a desilting facility of a water diversion structure, and has the functions of precipitating suspended sediment with the particle size larger than the settling particle size in the sand-carrying water flow, and reducing the sand content in the water flow so as to meet the water quality requirement; generally, the more stable the sand-laden water flow is, the more easily the sediment settles, but in practice, most of the flow states of the water body are not stable enough, so that the traditional sand basin can only settle and treat suspended sediment with thicker particles in a certain range, and cannot effectively treat suspended sediment with thinner particles; when raw water containing bed load, suspended load silt or suspended matter enters a water diversion gallery of the round middle ring desilting and desilting filter tank, the raw water overflows through a central water outlet ring weir and flows into the inverted cone-shaped bottom of the desilting tank, and coarse-particle silt with larger particle size is slowly settled along with the rise of water level in the desilting tank, sunk into the inverted cone-shaped bottom of the desilting tank and finally discharged through the sand diversion gallery; the suspended load silt with the fine particle size is not easy to settle and is suspended in the water body along with the disturbance of the water body, enters the water filtering tank from a water inlet on the side surface of the lower part of the water filtering tank along with water flow, and flows through a filtering system consisting of a pore plate, a screen and a graded sand (gravel) filtering layer along with the rising of the water level in the water filtering tank, the graded sand (gravel) filtering layer in the filtering system can filter the fine particle suspended load silt contained in the water body to the maximum extent, the filtered water flows into a clear water converging tank from an overflow weir, and finally enters a water taking pipeline through a water outlet for downstream use.

Disclosure of Invention

In view of the above, an object of the present invention is to provide a filter tank for wastewater treatment, in which water outlet grooves 8 are uniformly distributed on the lower portion of at least one side wall of the filter tank, a sand and stone filter layer and a drain plate are disposed at the bottom of the filter tank, and a water flow filtered by the sand and stone filter layer is introduced into the water outlet grooves and the drain ditch by the drain plate, so as to expand the filtering range of the filter tank and improve the filtering effect of the filter tank.

In order to achieve the purpose, the filtering tank for wastewater treatment comprises a tank body and a water inlet arranged at one end of the tank body, wherein a sand and stone filtering layer and a drainage plate positioned below the sand and stone filtering layer are arranged in the tank body, a water outlet channel is arranged at the other end, far away from the water inlet, of the tank body, a plurality of water outlet grooves used for accommodating the drainage plate and communicated with the water outlet channel are arranged on the side wall of the lower part of the tank body, and the water outlet tail ends of the drainage plates extend out of the side wall of the tank body.

Furthermore, the water outlet grooves are uniformly distributed on the side wall of the other end of the tank body, which is far away from the water inlet, and are positioned above the water outlet channel.

Furthermore, the water outlet grooves are uniformly distributed on the side walls of one side or two sides of the tank body, drainage ditches are arranged on the outer sides of the side walls of one side or two sides of the tank body, and the drainage ditches are communicated with the water outlet grooves.

Further, the cell body sets up to 1 row, the escape canal sets up between adjacent cell body, all be equipped with out the basin on the cell body lateral wall of escape canal both sides.

Furthermore, the water outlet grooves on the two sides of the drainage ditch are arranged in a staggered mode.

Furthermore, the outside that the cell body is close to water inlet one end is provided with the ditch of intaking, the cell body is close to water inlet department and is provided with the shielding plate.

Further, the drain plates are densely distributed in the tank body, convex blocks are uniformly distributed on the surfaces of the drain plates, and gaps for draining water are formed between the convex blocks.

Further, the height of the water outlet groove is consistent with that of the drain plate.

Furthermore, a permeable brick layer is arranged between the drainage plate and the sand and stone filtering layer.

The utility model has the beneficial effects that:

according to the filtering pool for wastewater treatment, the water outlet grooves 8 are uniformly distributed on the lower part of the side wall of at least one side of the filtering pool, the sand filtering layer and the drainage plate are arranged at the bottom of the filtering pool, and water flow filtered by the sand filtering layer is led into the water outlet grooves and the drainage ditch by the drainage plate, so that the filtering range of the filtering pool is expanded, and the filtering effect of the filtering pool is improved.

Drawings

FIG. 1 is a top view of a filter basin for wastewater treatment according to the present invention;

FIG. 2 is a cross-sectional view of a filter basin for wastewater treatment according to the present invention;

FIG. 3 is a side view of a filter basin for use in wastewater treatment according to the present invention;

FIG. 4 is a schematic diagram of another embodiment of a filter tank for wastewater treatment according to the present invention.

Reference numerals are as follows: 1-water inlet ditch; 2, water outlet channels; 3-a pool body; 4-a drainage ditch; 5-a sand filtration layer; 6-a drainage plate; 7-brick wall; 8-water outlet groove; 9-permeable brick layer.

Detailed Description

Preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

FIGS. 1 to 4 are schematic views showing the construction of a filter tank for wastewater treatment according to the present invention; the utility model relates to a filtering tank for wastewater treatment, which comprises a tank body 3 and a water inlet arranged at one end of the tank body 3, wherein a sand and stone filtering layer 5 and a drainage plate 6 positioned below the sand and stone filtering layer 5 are arranged in the tank body 3, a water outlet channel 2 is arranged at the other end, far away from the water inlet, of the tank body 3, a plurality of water outlet grooves 8 used for accommodating the drainage plate 6 and communicated with the water outlet channel 2 are arranged on the side wall of the lower part of the tank body 3, and the water outlet tail end of the drainage plate 6 extends out of the side wall of the tank body 3.

This embodiment is through being no less than one side lateral wall lower part equipartition at the filter tank and having a basin 8, is provided with sand and stone filter layer and drain bar in the filter tank bottom, utilizes the drain bar will be introduced out basin and escape canal by the filterable rivers of sand and stone filter layer in, enlarges filter tank filtering range, improves filter tank filter effect.

In a preferable embodiment, the water outlet grooves 8 are uniformly distributed on the side wall of the other end of the tank body far away from the water inlet and are positioned above the water outlet channel, and the structure of the embodiment adopts a mode that one end of the tank body is filled with water and the other end of the tank body is drained with water.

In a preferred embodiment, the water outlet grooves are uniformly distributed on one side or two side walls of the tank body, drainage ditches are arranged on the outer side of one side or two side walls of the tank body, and are communicated with the water outlet grooves, and the structure of the embodiment comprises 3 water outlet modes, wherein one mode is that water enters from one end of the tank body and water exits from one side; the second is to adopt one end of the pool body to feed water and two sides to discharge water; the third is to adopt the mode that one end of the tank body is filled with water, and the two sides and the other end of the tank body are filled with water, wherein the filtering effect of the third structure is the best.

Preferred embodiment, cell body 3 sets up to 1 row, escape canal 4 sets up between adjacent cell body 3, all be equipped with out basin 8 on the 3 lateral walls of cell body of 4 both sides in escape canal, this embodiment utilizes a plurality of cell bodies to set up to one row, improves the filter effect.

In a preferred embodiment, the water outlet grooves 8 on the two sides of the drainage ditch are arranged in a staggered manner, the structure of the present embodiment facilitates water outlet of the water outlet grooves, the water outlet grooves and the water outlet grooves of the present embodiment are arranged at intervals, and the water outlet grooves 8 on the two sides are arranged in a staggered manner, so that the water outlet pressure of the water blowing ditch is reduced.

The preferred embodiment, the outside that cell body 3 is close to water inlet one end is provided with intake ditch 1, cell body 3 is close to water inlet department and is provided with the shielding plate, and this structure of this embodiment makes things convenient for the cell body to use one by one, when filter efficiency is poor, clears up and stirs the gravel and sand filter layer.

In a preferred embodiment, the drainage plates 6 are densely distributed in the tank body 3, the surface of each drainage plate is uniformly distributed with convex blocks, and gaps for drainage are arranged between the convex blocks.

In a preferred embodiment, the height of the water outlet groove 8 is consistent with that of the drain board 6, and the structure of the embodiment facilitates the drain board to drain water.

In a preferred embodiment, a water permeable brick layer 9 is arranged between the drainage plate 6 and the sand and stone filtering layer 5, and the structure of the embodiment prevents fine sand from being discharged along with water flow.

Finally, it is noted that the above-mentioned preferred embodiments illustrate rather than limit the utility model, and that, although the utility model has been described in detail with reference to the above-mentioned preferred embodiments, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the scope of the utility model as defined by the appended claims.

Claims

1. The utility model provides a filter tank for waste water treatment, includes the cell body, sets up the water inlet in cell body one end, its characterized in that: be provided with sand and stone filter layer and the drain bar that is located sand and stone filter layer below in the cell body, the other end of keeping away from the water inlet of cell body is provided with out the basin, be provided with a plurality of mill spouts that are used for holding the drain bar and communicate with a basin on the lateral wall of cell body lower part, the drain bar goes out the water end and extends the cell body lateral wall.

2. A filter basin for use in the remediation of waste water as claimed in claim 1, wherein: the water outlet grooves are uniformly distributed on the side wall of the other end of the tank body far away from the water inlet and are positioned above the water outlet channel.

3. A filter basin for wastewater treatment according to claim 1 or 2, wherein: the water outlet grooves are uniformly distributed on the side walls of one side or two sides of the tank body, drainage ditches are arranged on the outer sides of the side walls of one side or two sides of the tank body, and the drainage ditches are communicated with the water outlet grooves.

4. A filter basin for use in the treatment of wastewater as defined in claim 3, wherein: the cell body sets up to 1 row, the escape canal sets up between adjacent cell body, all be equipped with out the basin on the cell body lateral wall of escape canal both sides.

5. A filter basin for use in the treatment of wastewater as defined in claim 4, wherein: the water outlet grooves on the two sides of the drainage ditch are arranged in a staggered mode.

6. A filter basin for wastewater treatment according to claim 5, wherein: the outside that the cell body is close to water inlet one end is provided with the ditch of intaking, the cell body is close to water inlet department and is provided with the shielding plate.

7. A filter basin for use in the treatment of wastewater as defined in claim 3, wherein: the drainage plates are densely distributed in the tank body, the surface of each drainage plate is uniformly provided with convex blocks, and gaps for draining water are formed among the convex blocks.

8. A filter basin for use in the remediation of waste water as claimed in claim 7, wherein: the height of the water outlet groove is consistent with that of the drain plate.

9. A filter basin for use in the remediation of waste water as claimed in claim 7, wherein: and a permeable brick layer is arranged between the drainage plate and the sand and stone filter layer.