CN215250069U

CN215250069U - Improved filtering equipment for industrial wastewater pretreatment

Info

Publication number: CN215250069U
Application number: CN202121348523.7U
Authority: CN
Inventors: 张守健; 冯雷; 王天利
Original assignee: Shandong Ultrafiltration Environmental Technology Co ltd
Current assignee: Shandong Ultrafiltration Environmental Technology Co ltd
Priority date: 2021-06-17
Filing date: 2021-06-17
Publication date: 2021-12-21
Anticipated expiration: 2031-06-17

Abstract

The utility model discloses an improved filtering device for the pretreatment of industrial wastewater, which comprises a flocculation tank, a primary filtering tank and a secondary filtering tank, wherein the flocculation tank, the primary filtering tank and the secondary filtering tank are fixedly connected in sequence through pipelines; the middle position at flocculation case box top installs first motor, and the middle position of flocculation case box below installs the air pump. The utility model can accelerate the mixing of impurities such as suspended particles, colloid, sand, fiber and the like in the waste water and the flocculating agent by respectively starting the first motor and the air pump and rotating the stirring component and aerating the waste water, so that the impurities are rapidly agglomerated; the pump is started, and clear water is sprayed to the surface of the filter screen through the spray rows and the spray heads, so that the filter screen is cleaned, filter holes of the filter screen are kept smooth, and the filter is convenient to filter; rotate (mixing) shaft and second stirring leaf through starting the second motor, make the inside waste water of box flow with higher speed, the contact probability of impurity and filter core in the increase waste water to improve the adsorption efficiency of filter core.

Description

Improved filtering equipment for industrial wastewater pretreatment

Technical Field

The utility model relates to a sewage treatment device technical field specifically is an improved generation filtration equipment for industrial wastewater pretreatment.

Background

Along with the development of social urbanization, science and technology and humanization, the living standard of people is developed vigorously, more and more domestic water is utilized and discharged, and the problems of increase of the usage amount of environmental protection equipment and pollution of domestic sewage are highlighted. The industrial wastewater is the one which has the greatest influence on the environment, and the industrial wastewater contains a large amount of heavy metals, and if the heavy metals are not treated in time, the heavy metals can cause serious damage to soil and rivers.

When industrial wastewater is treated, impurities such as suspended particles, colloid, sand, fiber and the like in the wastewater need to be filtered out, and the wastewater is pretreated. The pretreatment of the prior device to the wastewater is simple, and the prior device is difficult to filter impurities in the wastewater by using a filter screen only and is inconvenient for subsequent wastewater treatment. Meanwhile, the existing equipment can not eliminate the heterochrosis, peculiar smell and other harmful impurities of the wastewater, and the treatment effect is poor. Therefore, there is a need for an improved filtering apparatus for industrial wastewater pretreatment, which can remove impurities such as suspended particles, colloids, sands, fibers and the like in wastewater, can eliminate the heterochrosis, peculiar smell and other harmful impurities of wastewater, and has a good wastewater treatment effect.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an improved generation filtration equipment for industrial waste water preliminary treatment to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

an improved filtering device for pretreatment of industrial wastewater comprises a flocculation tank, a primary filtering tank and a secondary filtering tank, wherein the flocculation tank, the primary filtering tank and the secondary filtering tank are sequentially and fixedly connected through pipelines; a first motor is arranged in the middle of the top of the flocculation box body, and an air pump is arranged in the middle of the lower portion of the flocculation box body; a stirring component is arranged in the middle of the inside of the flocculation box; a filter screen is fixed in the middle of the inside of the primary filter box; a spray row is arranged above the inside of the primary filter box, and a plurality of spray heads are fixed at the bottom of the spray row;

a suction pump is arranged in the middle above the box body of the primary filter box, and one end of a water outlet pipe of the suction pump is fixedly connected with the spray row through a flexible hose; the inside both sides that are close to the intermediate position of secondary filter case box all are fixed with active carbon filter, the second motor is installed to the intermediate position at secondary filter case box top, the one end of second motor output shaft is fixed with the (mixing) shaft, the (mixing) shaft rotates the external fixation who connects at the inside intermediate position of secondary filter case and (mixing) shaft has a plurality of second stirring leaves.

As a further aspect of the present invention: the stirring assembly comprises a hollow pipe, and the hollow pipe is rotatably connected to the middle position inside the flocculation tank; the top end of the hollow pipe is fixedly connected with one end of the output shaft of the first motor; the bottom end of the hollow pipe is rotatably connected with one end of the air outlet pipe of the air pump through a connecting piece; a plurality of air holes are formed in the hollow pipe body, and a plurality of first stirring blades are fixed on two sides of the outside of the hollow pipe.

As a further aspect of the present invention: electric putter, two are all installed to the both sides that are close to the intermediate position in one-level rose box top electric putter's expansion end all passes the inside that one-level rose box wall extended to one-level rose box and the end of two electric putter expansion ends all with spout row fixed connection.

As a further aspect of the present invention: a sludge pump is installed in the middle of the lower portion of the box body of the primary filtering box, and one end of a sewage inlet pipe of the sludge pump is inserted into the primary filtering box.

As a further aspect of the present invention: a flocculation tank water inlet pipe and a flocculation agent injection pipe are respectively fixed at the tops of two sides of the flocculation tank body, and a flocculation tank water outlet pipe is fixed at the bottom of one side, close to the flocculation agent injection pipe, of the flocculation tank body; a primary filter tank water inlet pipe is fixed at the bottom of one side of the primary filter tank body, and a primary filter tank water outlet pipe is fixed at the top of one side of the primary filter tank body, which is far away from the primary filter tank water inlet pipe; the top of second grade rose box one side is fixed with the second grade filter box inlet tube, the bottom that second grade filter box kept away from second grade filter box inlet tube one side is fixed with the second grade filter box outlet pipe.

As a further aspect of the present invention: a first water pump is arranged between the flocculation tank and the primary filter tank, and one end of a water inlet pipe and one end of a water outlet pipe of the first water pump are respectively and fixedly connected with a water outlet pipe of the flocculation tank and a water inlet pipe of the primary filter tank; and a second water pump is arranged between the primary filter tank and the secondary filter tank, and one end of a water inlet pipe and one end of a water outlet pipe of the second water pump are respectively fixedly connected with a water outlet pipe of the primary filter tank and a water inlet pipe of the secondary filter tank.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. by respectively starting the first motor and the air pump, rotating the stirring assembly and simultaneously aerating the wastewater, the mixing of impurities such as suspended particles, colloid, sand, fiber and the like in the wastewater and a flocculating agent can be accelerated, so that the impurities are rapidly coagulated into clusters;

2. the filter screen intercepts agglomerated impurities in the filtered wastewater, the impurities are deposited downwards, the sludge pump is started to pump out the deposits, the interior of the box body is kept clean, when more impurities are attached to the filter screen, the pump can be started, and clear water is sprayed to the surface of the filter screen through the spray rows and the spray heads, so that the filter screen is cleaned, filter holes of the filter screen are kept smooth, and the filtering is facilitated;

3. different colors, peculiar smell and partial harmful impurities in the adsorption wastewater are filtered through the activated carbon filter element arranged in the secondary filter box, and meanwhile, in order to accelerate the adsorption speed of the activated carbon filter element, the second motor can be started to rotate the stirring shaft and the second stirring blade, so that the wastewater in the box body flows with higher speed, the contact probability of the impurities and the filter element in the wastewater is increased, and the adsorption efficiency of the filter element is improved.

Drawings

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

Fig. 2 is a schematic structural diagram of the flocculation tank of the utility model.

FIG. 3 is a schematic structural diagram of an agitating component in the flocculation tank.

Fig. 4 is a schematic structural view of the middle stage filter box of the present invention.

Fig. 5 is a schematic structural view of the second-stage filtering box of the present invention.

Notations for reference numerals: 1-flocculation tank, 11-flocculation tank water inlet pipe, 12-flocculant injection pipe, 13-first motor, 14-air pump, 15-flocculation tank water outlet pipe, 16-stirring component, 161-hollow pipe, 162-first stirring blade, 163-air hole, 164-connecting piece, 2-first-stage filter tank, 21-first-stage filter tank water inlet pipe, 22-first-stage filter tank water outlet pipe, 23-filter screen, 24-suction pump, 25-electric push rod, 26-spray, 27-spray head, 28-sludge pump, 3-second-stage filter tank, 31-second-stage filter tank water inlet pipe, 32-second-stage filter tank water outlet pipe, 33-activated carbon filter element, 34-second motor, 35-stirring shaft, 36-second stirring blade, 4-first water pump, 5-a second water pump.

Detailed Description

The present invention will be described in detail with reference to the following embodiments, wherein like or similar elements are designated by like reference numerals throughout the drawings or description, and wherein the shape, thickness or height of the various elements may be expanded or reduced in practical applications. The embodiments of the present invention are provided only for illustration, and not for limiting the scope of the present invention. Any obvious and obvious modifications or alterations to the present invention can be made without departing from the spirit and scope of the present invention.

Example 1

Referring to fig. 1 to 3, in an embodiment of the present invention, an improved filtering apparatus for industrial wastewater pretreatment includes a flocculation tank 1, a primary filtering tank 2 and a secondary filtering tank 3, wherein the flocculation tank 1, the primary filtering tank 2 and the secondary filtering tank 3 are sequentially and fixedly connected through a pipeline; a flocculation tank water inlet pipe 11 and a flocculation agent injection pipe 12 are respectively fixed at the tops of two sides of the tank body of the flocculation tank 1, and a flocculation tank water outlet pipe 15 is fixed at the bottom of one side, close to the flocculation agent injection pipe 12, of the tank body of the flocculation tank 1; a first motor 13 is arranged in the middle of the top of the flocculation box 1, and an air pump 14 is arranged in the middle of the lower part of the flocculation box 1; a stirring component 16 is arranged in the middle of the inside of the flocculation tank 1;

the stirring assembly 16 comprises a hollow pipe 161, and the hollow pipe 161 is rotatably connected to the middle position inside the flocculation tank 1; the top end of the hollow pipe 161 is fixedly connected with one end of the output shaft of the first motor 13; the bottom end of the hollow pipe 161 is rotatably connected with one end of the air outlet pipe of the air pump 14 through a connecting piece 164; a plurality of air holes 163 are formed in the tube body of the hollow tube 161, and a plurality of first stirring blades 162 are fixed on two sides of the exterior of the hollow tube 161.

Example 2

Referring to fig. 4 to 5, on the basis of embodiment 1, a filter screen 23 is fixed in the middle of the inside of the primary filter tank 2; a spray row 26 is arranged above the inside of the primary filter tank 2, and a plurality of spray heads 27 are fixed at the bottom of the spray row 26; a suction pump 24 is arranged in the middle above the box body of the primary filter box 2, and one end of a water outlet pipe of the suction pump 24 is fixedly connected with a spray row 26 through a flexible hose; two sides of the upper part of the box body of the primary filter box 2, which are close to the middle position, are provided with electric push rods 25, the movable ends of the two electric push rods 25 penetrate through the wall of the primary filter box 2 and extend into the primary filter box 2, and the tail ends of the movable ends of the two electric push rods 25 are fixedly connected with a spray row 26; a sludge pump 28 is arranged in the middle position below the box body of the primary filter tank 2, and one end of a sewage inlet pipe of the sludge pump 28 is inserted into the primary filter tank 2; a primary filter tank water inlet pipe 21 is fixed at the bottom of one side of the primary filter tank 2, and a primary filter tank water outlet pipe 22 is fixed at the top of one side of the primary filter tank 2, which is far away from the primary filter tank water inlet pipe 21;

the two sides of the interior of the box body of the secondary filter box 3, which are close to the middle position, are both fixed with active carbon filter elements 33, the middle position of the top of the box body of the secondary filter box 3 is provided with a second motor 34, one end of an output shaft of the second motor 34 is fixed with a stirring shaft 35, the stirring shaft 35 is rotatably connected to the middle position of the interior of the secondary filter box 3, and a plurality of second stirring blades 36 are fixed outside the stirring shaft 35; a secondary filter tank water inlet pipe 31 is fixed at the top of one side of the secondary filter tank 3, and a secondary filter tank water outlet pipe 32 is fixed at the bottom of one side of the secondary filter tank 3, which is far away from the secondary filter tank water inlet pipe 31;

a first water pump 4 is arranged between the flocculation tank 1 and the primary filter tank 2, and one end of a water inlet pipe and one end of a water outlet pipe of the first water pump 4 are respectively and fixedly connected with a water outlet pipe 15 of the flocculation tank and a water inlet pipe 21 of the primary filter tank; install second water pump 5 between primary filter case 2 and the secondary filter case 3, the one end of second water pump 5 inlet tube and outlet pipe respectively with primary filter case outlet pipe 22, secondary filter case inlet tube 31 fixed connection.

When the device is used, industrial wastewater is guided into the flocculation tank 1 through the flocculation tank water inlet pipe 11, a flocculating agent is injected into the tank body through the flocculating agent injection pipe 12, the first motor 13 and the air pump 14 are respectively started, the stirring assembly 16 is rotated and aeration is carried out on the wastewater, the mixing of impurities such as suspended particles, colloid, sand, fibers and the like in the wastewater and the flocculating agent is accelerated, and the impurities are rapidly coagulated into clusters; after stirring and mixing are completed, starting the first water pump 4 to pump the wastewater into the primary filter tank 2 for filtering, intercepting agglomerated impurities in the filtered wastewater through the filter screen 23, enabling the impurities to be deposited downwards, pumping out the sediments outwards by starting the sludge pump 28, keeping the interior of the tank clean, and when more impurities are attached to the filter screen 23, starting the pump 24, spraying clear water to the surface of the filter screen through the spray rows 26 and the spray nozzles 27, cleaning the filter screen, keeping filter holes of the filter screen smooth and facilitating filtering; waste water after preliminary filtration continues to go into secondary filter case 3 by second water pump 5 in, the heterochrosis in the absorption waste water, peculiar smell and partial harmful impurity are filtered to the active carbon filter core 33 that sets up in the secondary filter case 3, simultaneously in order to accelerate the adsorption rate of active carbon filter core 33, can start second motor 34 and rotate (mixing) shaft 35 and second stirring leaf 36, make the inside waste water of box flow with higher speed, the contact probability of impurity and filter core in the increase waste water, thereby improve the adsorption efficiency of filter core.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. An improved filtering device for industrial wastewater pretreatment comprises a flocculation tank (1), a primary filtering tank (2) and a secondary filtering tank (3), wherein the flocculation tank (1), the primary filtering tank (2) and the secondary filtering tank (3) are sequentially and fixedly connected through a pipeline; the device is characterized in that a first motor (13) is arranged in the middle of the top of the flocculation box (1), and an air pump (14) is arranged in the middle of the lower portion of the flocculation box (1); a stirring component (16) is arranged in the middle of the inside of the flocculation box (1); a filter screen (23) is fixed in the middle of the inner part of the primary filter box (2); a spray row (26) is arranged above the inside of the primary filter tank (2), and a plurality of spray heads (27) are fixed at the bottom of the spray row (26);

a suction pump (24) is arranged in the middle of the upper part of the box body of the primary filter box (2), and one end of a water outlet pipe of the suction pump (24) is fixedly connected with a spray row (26) through a flexible hose; the inside both sides that are close to the intermediate position of secondary filter case (3) box all are fixed with activated carbon filter (33), second motor (34) are installed to the intermediate position at secondary filter case (3) box top, the one end of second motor (34) output shaft is fixed with (mixing) shaft (35), the external fixation who connects intermediate position and (mixing) shaft (35) inside secondary filter case (3) is rotated in (mixing) shaft (35) has a plurality of second stirring leaves (36).

2. The improved industrial wastewater pretreatment filter apparatus of claim 1, wherein said agitator assembly (16) comprises a hollow tube (161), said hollow tube (161) rotatably connected at an intermediate location within the flocculation tank (1); the top end of the hollow pipe (161) is fixedly connected with one end of an output shaft of the first motor (13); the bottom end of the hollow pipe (161) is rotatably connected with one end of an air outlet pipe of the air pump (14) through a connecting piece (164); a plurality of air holes (163) are formed in the tube body of the hollow tube (161), and a plurality of first stirring blades (162) are fixed on two outer sides of the hollow tube (161).

3. The improved filtering equipment for the pretreatment of industrial wastewater according to claim 2, wherein electric push rods (25) are respectively installed at two sides of the upper part of the box body of the primary filtering box (2) close to the middle position, the movable ends of the two electric push rods (25) penetrate through the wall of the box body of the primary filtering box (2) and extend to the inside of the primary filtering box (2), and the tail ends of the movable ends of the two electric push rods (25) are fixedly connected with the spray row (26).

4. The improved filtering equipment for the pretreatment of industrial wastewater according to claim 3, wherein a sludge pump (28) is installed at the middle position below the box body of the primary filtering box (2), and one end of a sewage inlet pipe of the sludge pump (28) is inserted into the primary filtering box (2).

5. The improved filtering equipment for the pretreatment of industrial wastewater according to claim 1 or 4, wherein a flocculation tank water inlet pipe (11) and a flocculation agent injection pipe (12) are respectively fixed on the top of two sides of the tank body of the flocculation tank (1), and a flocculation tank water outlet pipe (15) is fixed on the bottom of one side, close to the flocculation agent injection pipe (12), of the tank body of the flocculation tank (1); a primary filter tank water inlet pipe (21) is fixed at the bottom of one side of the primary filter tank (2) tank body, and a primary filter tank water outlet pipe (22) is fixed at the top of one side of the primary filter tank (2) tank body, which is far away from the primary filter tank water inlet pipe (21); the top of second grade rose box (3) box one side is fixed with second grade filter box inlet tube (31), the bottom that second grade rose box (3) box kept away from second grade filter box inlet tube (31) one side is fixed with second grade filter box outlet pipe (32).

6. The improved filtering equipment for the pretreatment of industrial wastewater according to claim 5, wherein a first water pump (4) is installed between the flocculation tank (1) and the primary filtering tank (2), and one end of a water inlet pipe and one end of a water outlet pipe of the first water pump (4) are respectively and fixedly connected with a water outlet pipe (15) of the flocculation tank and a water inlet pipe (21) of the primary filtering tank; install second water pump (5) between primary filter case (2) and secondary filter case (3), the one end of second water pump (5) inlet tube and outlet pipe respectively with primary filter case outlet pipe (22), secondary filter case inlet tube (31) fixed connection.