CN215842067U

CN215842067U - Sewage grit chamber that possesses multistage filter effect

Info

Publication number: CN215842067U
Application number: CN202122128236.1U
Authority: CN
Inventors: 李庆; 李王鑫; 杜前明; 常剑峰; 汪后翔; 王艺璐; 叶飞; 陈娟
Original assignee: Wuxi Linxin Environmental Protection Engineering Co ltd
Current assignee: Wuxi Linxin Environmental Protection Engineering Co ltd
Priority date: 2021-09-03
Filing date: 2021-09-03
Publication date: 2022-02-18
Anticipated expiration: 2031-09-03

Abstract

The utility model discloses a sewage grit chamber with a multistage filtering effect, which belongs to the technical field of sewage treatment and comprises a water pressing barrel, wherein the bottom end of the water pressing barrel is communicated with the top ends of water pressure pipes, the surfaces of the water pressure pipes are communicated with the bottom ends of a plurality of constant water pipes, and the top ends of the constant water pipes are communicated with the bottom end of the constant water barrel. This sewage grit chamber that possesses multistage filter effect, through setting up the pressurized-water bucket, deposit box and permanent water pipe, when using, the water passes through the in-process that the permanent water pipe flows upwards, its inside grit keeps the deposit, change along with the water velocity of flow, its grit is difficult to overcome vertically gravity, it is inside to make its rivers be difficult to rush into the grit to the permanent water bucket, this kind of mode can keep the deposited effect of good grit, can satisfy faster water sedimentation speed simultaneously, it can through the delivery port discharge under the effect of drainage cover after the permanent cask to spill over until sewage, make its sewage treatment's efficiency obtain improving.

Description

Sewage grit chamber that possesses multistage filter effect

Technical Field

The utility model belongs to the technical field of sewage treatment, and particularly relates to a sewage grit chamber with a multistage filtering effect.

Background

The sewage is inevitably mixed into the silt in the migration, flow and collection processes. If the sand in the sewage is not removed by settlement separation in advance, the operation of subsequent treatment equipment can be influenced. The most important is to abrade the pump, block the pipe network, and interfere or even destroy the biochemical treatment process. The grit chamber is mainly used for removing sand grains with the grain diameter of more than 0.2mm and the density of more than 2.65 t/cubic meter in sewage so as to protect pipelines, valves and other facilities from abrasion and blockage. The working principle is based on gravity separation, so the water inflow velocity of the grit chamber is controlled, inorganic particles with large specific gravity sink, and organic suspended particles can be taken away along with water flow. The grit chamber mainly comprises a advection grit chamber, an aeration grit chamber, a rotational flow grit chamber and the like. Modern design's main whirl grit chamber that has, wherein present grit chamber is when using, for reaching best deposition effect, mostly adopts the mode of control velocity of water flow, however the current this type of mode velocity of water flow is slower then the efficiency of desilting reduces, and sewage treatment volume is not high when making its use.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome the defects in the prior art, the utility model provides a sewage grit chamber with a multi-stage filtering effect, which solves the problems that the prior grit chamber mostly adopts a mode of controlling the flow velocity of water flow for achieving the optimal sedimentation effect when in use, but the prior mode has lower flow velocity of water flow, so that the efficiency of sand sedimentation is reduced, and the sewage treatment capacity is not high when in use.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a sewage grit chamber that possesses multistage filter effect, includes the pressurized-water bucket, the bottom of pressurized-water bucket is linked together with the top of water pressure pipe, the surface of water pressure pipe is linked together with the bottom of a plurality of constant water pipe, the top of constant water pipe is linked together with the bottom of constant water bucket, the bottom of water pressure pipe is linked together with the upper surface of deposit box inner wall, the inner wall joint of constant water bucket has the current slowing board, the upper surface of current slowing board and the top overlap joint of back flow, the top of back flow is linked together with the inner wall of constant water bucket, the bottom of back flow is linked together with the inner wall of deposit box, and the upper surface of a plurality of constant water bucket and the lower fixed surface of same closing plate are connected, the lower fixed surface of sealed upper surface and drainage cover is connected, the delivery port has been seted up on the surface of drainage cover.

As a further scheme of the utility model: the lower surface of the inner wall of the deposition box is communicated with the top end of a sewage discharge pipe, and a valve is arranged on the surface of the sewage discharge pipe.

As a further scheme of the utility model: the upper surface of the water pressing barrel is fixedly connected with the inner wall of the flow collecting cover, the flow collecting cover is arranged in a horn shape, and the surfaces of the constant water barrels are fixedly connected with the same reinforcing plate.

As a further scheme of the utility model: a plurality of slow-flow holes are formed in the upper surface of the slow-flow plate, and the positions of the upper surface of the slow-flow plate except the slow-flow holes are all inclined in the plane.

As a further scheme of the utility model: the top end of the hydraulic pipe is clamped with the inner wall of the bearing lantern ring, and the inner wall of the bearing lantern ring is clamped with the bottom end of the pressurized water barrel.

(III) advantageous effects

Compared with the prior art, the utility model has the beneficial effects that:

1. the sewage grit chamber with the multistage filtering effect is provided with a water pressing barrel, a constant water barrel, a water pressure pipe, a deposition box and a constant water pipe, when in use, sewage flows into the water pressing barrel through a collecting cover, then water flows downwards in the water pressing barrel and enters the water pressure pipe, then the water flows downwards through the water pressure pipe and firstly enters the deposition box, when the water in the deposition box is full, the water level begins to rise gradually, the water begins to enter the constant water pipe after rising to a proper height along with the rising of the water level, the water begins to flow into the constant water barrels along with the rising of the water level, the water overflows the constant water barrels until the water reaches a certain height, sandstone directly settles into the deposition box under the vertical action of the water pressure pipe in the process, and meanwhile, the sandstone in the water keeps depositing during the upward flowing process of the water through the constant water pipe, along with the change of the water velocity of flow, its grit is difficult to overcome vertical gravity, makes inside its rivers are difficult to rush into the grit to the constant water bucket, and this kind of mode can keep the effect of good grit deposit, can satisfy faster water sedimentation speed simultaneously, until sewage overflow constant water bucket after the effect of drainage cover discharge through the delivery port can, make its sewage treatment's efficiency obtain improving.

2. This sewage grit chamber that possesses multistage filter effect, through setting up the permanent cask, the back flow, the permanent water pipe, slow flow plate and slow flow hole, inside entering into the constant cask along with sewage when using, simultaneously sewage when inside slowly upflow, there is the less impurity of part, the blocking through slow flow plate when impurity flows immediately, simultaneously sewage and impurity pass through slow flow plate upflow, slow flow plate becomes the gentle flow of water and its partial impurity deposits the surface of slow flow plate after the water is mild immediately assemble and lead to the deposit box through the back flow can, this kind of mode can carry out certain restriction to the water when great rivers get into, make its rivers become mild, can play further treatment effect simultaneously, and can prevent that the top foreign matter from dropping the condition that is difficult to take out.

3. This sewage grit chamber that possesses multistage filter effect through setting up deposit box, blow off pipe and valve, when using, along with the grit and the impurity deposit of deposit box inside to certain height after, immediately through opening the valve on blow off pipe surface, immediately the impurity of deposit box inside is discharged rapidly through the blow off pipe under hydraulic effect, immediately through closing the valve can.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic cross-sectional view of the present invention;

FIG. 3 is a schematic diagram of the exploded structure of the constant water tank of the present invention;

in the figure: 1 water pressing barrel, 2 water pressing pipe, 3 constant water pipe, 4 constant water barrel, 5 deposition box, 6 return pipe, 7 blow off pipe, 8 bearing lantern ring, 9 reinforcing plate, 10 drainage cover, 11 water outlet, 12 flow slowing plate, 13 flow slowing hole, 14 flow collecting cover and 15 sealing plate.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

As shown in fig. 1-3, the present invention provides a technical solution: the utility model provides a sewage grit chamber that possesses multistage filter effect, including pressurized-water bucket 1, pressurized-water bucket 1's bottom is linked together with the top of water pressure pipe 2, the surface of water pressure pipe 2 is linked together with the bottom of a plurality of constant water pipe 3, the top of constant water pipe 3 is linked together with the bottom of constant water bucket 4, the bottom of water pressure pipe 2 is linked together with the upper surface of 5 inner walls of deposit box, the inner wall joint of constant water bucket 4 has current slowing plate 12, the upper surface of current slowing plate 12 and the top overlap joint of back flow 6, the top of back flow 6 is linked together with the inner wall of constant water bucket 4, the bottom of back flow 6 is linked together with the inner wall of deposit box 5, the upper surface of a plurality of constant water bucket 4 and the lower fixed surface of same closing plate 15 are connected, the upper surface of closing plate 15 and the lower fixed surface of drainage cover 10 are connected, delivery port 11 has been seted up on the surface of drainage cover 10.

Specifically, as shown in fig. 1 and 3, the lower surface of 5 inner walls of deposit box is linked together with the top of blow off pipe 7, the surface of blow off pipe 7 is provided with the valve, the upper surface of pressurized-water bucket 1 and the inner wall fixed connection of mass flow cover 14, mass flow cover 14 is the loudspeaker form setting, the same gusset plate 9 of the fixed surface connection of a plurality of constant water bucket 4, through setting up blow off pipe 7, blow off pipe 7 can keep the good exhaust effect of inside silt, the valve of cooperation surface can keep good control exhaust effect simultaneously, through setting up mass flow cover 14, mass flow cover 14 can keep the good circulation effect of sewage.

Specifically, as shown in fig. 2, a plurality of slow flow hole 13 has been seted up to the upper surface of slow flow board 12, the position is all the other slope forms setting for the plane except that slow flow hole 13 is seted up to slow flow hole 12 upper surface, the top of hydraulic pressure pipe 2 and the inner wall joint of the bearing lantern ring 8, the inner wall of the bearing lantern ring 8 and pressurized-water bucket 1's bottom joint, through setting up slow flow hole 13, slow flow hole 13 can keep the effect of good water circulation when using, can keep the more gentle effect of water flow simultaneously, through setting up the bearing lantern ring 8, the bearing lantern ring 8 can keep good support and connection effect when using, play good reinforcing effect.

The working principle of the utility model is as follows:

s1, sewage flows into the pressurized water barrel 1 through the flow collecting cover 14, then the water body flows downwards in the pressurized water barrel 1 and enters the hydraulic pressure pipe 2, then the water body flows downwards through the hydraulic pressure pipe 2 and firstly enters the deposition box 5, when the deposition box 5 is full of water, the water level begins to gradually rise, the water level begins to enter the constant water pipe 3 after rising to a proper height, and the water body begins to flow into the constant water barrels 4 along with the rising of the water level;

s2, overflowing the constant water barrel 4 until the water body reaches a certain height, directly settling sand into the deposition box 5 under the vertical action of the water pressure pipe 2 in the process, meanwhile, keeping the sand in the water body deposited in the process of flowing upwards through the constant water pipe 3, wherein the sand is difficult to overcome vertical gravity along with the change of the flow rate of the water body, so that water flow is difficult to flush the sand into the constant water barrel 4, sewage enters the constant water barrel 4 along with the sewage, and when the sewage slowly flows upwards in the water body, part of small impurities exist, and the impurities flow while being blocked by the flow buffering plate 12;

s3, simultaneously, sewage and impurities flow upwards through the current slowing plate 12, the current slowing plate 12 changes the water body into smooth flow, and after the water body is smooth, part of the impurities are deposited on the surface of the current slowing plate 12 and are immediately gathered and guided into the deposition box 5 through the return pipe 6, and after sand and the impurities in the deposition box 5 are deposited to a certain height, immediately, the valve on the surface of the drain pipe 7 is opened, and immediately, the impurities in the deposition box 5 are quickly discharged through the drain pipe 7 under the action of water pressure.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. The utility model provides a sewage grit chamber that possesses multistage filter effect, includes pressurized-water bucket (1), its characterized in that: the bottom end of the pressurized water barrel (1) is communicated with the top end of a hydraulic pipe (2), the surface of the hydraulic pipe (2) is communicated with the bottom ends of a plurality of constant water pipes (3), the top ends of the constant water pipes (3) are communicated with the bottom ends of constant water barrels (4), the bottom ends of the hydraulic pipes (2) are communicated with the upper surface of the inner wall of the deposition box (5), a flow slowing plate (12) is clamped on the inner wall of the constant water barrel (4), the upper surface of the flow slowing plate (12) is in lap joint with the top end of a return pipe (6), the top end of the return pipe (6) is communicated with the inner wall of the constant water barrel (4), the bottom end of the return pipe (6) is communicated with the inner wall of the deposition box (5), the upper surfaces of the constant water barrels (4) are fixedly connected with the lower surface of the same sealing plate (15), and the upper surface of the sealing plate (15) is fixedly connected with the lower surface of the drainage cover (10), the surface of the drainage cover (10) is provided with a water outlet (11).

2. The sewage grit chamber with multistage filtering effect as claimed in claim 1, wherein: the lower surface of the inner wall of the deposition box (5) is communicated with the top end of a sewage discharge pipe (7), and a valve is arranged on the surface of the sewage discharge pipe (7).

3. The sewage grit chamber with multistage filtering effect as claimed in claim 1, wherein: the upper surface of the water pressing barrel (1) is fixedly connected with the inner wall of the flow collecting cover (14), the flow collecting cover (14) is arranged in a horn shape, and the surfaces of the constant water barrels (4) are fixedly connected with the same reinforcing plate (9).

4. The sewage grit chamber with multistage filtering effect as claimed in claim 1, wherein: a plurality of flow slowing holes (13) are formed in the upper surface of the flow slowing plate (12), and the positions of the upper surface of the flow slowing plate (12) except the flow slowing holes (13) are all inclined to the rest of the plane.

5. The sewage grit chamber with multistage filtering effect according to claim 4, wherein: the top end of the hydraulic pipe (2) is clamped with the inner wall of the bearing lantern ring (8), and the inner wall of the bearing lantern ring (8) is clamped with the bottom end of the pressurized water barrel (1).