CN216890250U

CN216890250U - Sewage treatment and multistage sedimentation device

Info

Publication number: CN216890250U
Application number: CN202220687738.XU
Authority: CN
Inventors: 余文超; 卢立坤; 戴超; 陈帮; 胡丽
Original assignee: Hunan Lvzhi Mechanical Equipment Co ltd
Current assignee: Hunan Lvzhi Mechanical Equipment Co ltd
Priority date: 2022-03-28
Filing date: 2022-03-28
Publication date: 2022-07-05
Anticipated expiration: 2032-03-28

Abstract

The utility model discloses a sewage treatment and multistage sedimentation device, which comprises a sedimentation tank and a sewage pump, wherein the left end of the sedimentation tank is fixedly connected with a raw water inlet pipe in an inserting manner, the right end of the sedimentation tank is provided with a clean water tank, the right end of the clean water tank is fixedly connected with a clean water outlet pipe in an inserting manner, the upper ends of the sedimentation tank and the clean water tank are jointly provided with a mounting plate, the upper end of the mounting plate is sequentially provided with a dosing mechanism, a first stirring mechanism and a second stirring mechanism from left to right, the front wall of the inner cavity of the sedimentation tank and the rear wall of the inner cavity are sequentially and jointly provided with a first guide plate, a second guide plate and a guide folded plate from left to right, a plurality of inclined plates distributed in a linear array manner are jointly arranged between the guide plate and the right wall of the sedimentation tank, and an annular block is jointly arranged between the second guide plate and the right wall of the sedimentation tank. The utility model effectively avoids the repeated sinking and floating of the floccule, improves the precipitation efficiency, meets the sewage treatment requirement, realizes the automatic dosing function by arranging the dosing mechanism, and has simple structure and high safety.

Description

Sewage treatment and multistage sedimentation device

Technical Field

The utility model relates to the technical field of sewage treatment, in particular to a sewage treatment and multistage sedimentation device.

Background

The treatment structure for sedimentation is called a sedimentation tank, and the sedimentation tank mainly removes solid suspended matters which are suspended in sewage and can be precipitated. The sedimentation is a water treatment method for separating suspended solids having a density higher than that of water in a suspension from water by causing the suspended solids to sink under the action of gravity, and the objects to be removed are mainly settleable solids having a particle size of 10um or more in the suspension. The multistage sedimentation tank has low manufacturing cost and good sewage treatment effect, and is widely applied to various sewage treatment devices.

The existing sewage treatment and multistage sedimentation device has the following disadvantages: 1. the existing sewage treatment and multistage sedimentation devices have low sedimentation efficiency, and sludge in a sedimentation tank is easy to repeatedly sink and float under the drive of water flow, so that the requirement on sewage treatment efficiency cannot be met; 2. most of the existing sewage treatment and multistage sedimentation devices need manual flocculation agent addition, so that the efficiency is low, and certain danger exists.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a sewage treatment and multistage sedimentation device which can effectively solve the problems in the background technology.

In order to achieve the purpose, the utility model adopts the technical scheme that:

a sewage treatment and multistage sedimentation device comprises a sedimentation tank and a sewage pumping pump, wherein the left end of the sedimentation tank is fixedly connected with a raw water inlet pipe in an inserting mode, a clean water tank is installed at the right end of the sedimentation tank, a clean water outlet pipe is fixedly connected with the right end of the clean water tank in an inserting mode, a mounting plate is installed at the upper ends of the sedimentation tank and the clean water tank together, a dosing mechanism, a first stirring mechanism and a second stirring mechanism are sequentially arranged at the upper end of the mounting plate from left to right, a first guide plate, a second guide plate and a guide folded plate are sequentially and jointly installed at the front wall of an inner cavity of the sedimentation tank and the rear wall of the inner cavity from left to right, a plurality of inclined plates distributed in a linear array mode are jointly installed between the guide plate and the right wall of the sedimentation tank, an annular block is jointly installed between the second guide plate and the right wall of the sedimentation tank, the sewage pumping pump is positioned at the right side of the sedimentation tank, and the inlet end of the sewage pumping pump extends to the center of the annular block, and a water collecting tank is jointly arranged between the diversion folded plate and the right wall of the sedimentation tank, and the water collecting tank is communicated with the clean water tank.

Preferably, set up to the district of dosing between sedimentation tank left wall and the first guide plate, set up to the flocculation district between first guide plate and the second guide plate, set up to the sedimentation district between second guide plate and the sedimentation tank right wall, the sloping block is installed to sedimentation tank inner chamber left wall, there is the clearance between first guide plate lower extreme and the sedimentation tank inner chamber lower wall, through the sloping block is convenient for sewage inflow flocculation district, through first guide plate makes heavier wadding in the sewage flow into flocculation district, through the second guide plate blocks the torrent in the flocculation district and gets into the sedimentation district.

Preferably, second rabbling mechanism includes the motor and keeps off and flows the board, keep off and flow board lower extreme and sedimentation tank inner chamber lower wall fixed connection, it has the draft tube to keep off to flow board left end middle part is embedded, motor lower extreme and mounting panel upper end fixed connection, the motor output runs through the mounting panel and installs the rotation axis, rotation axis surface mounting has a plurality of stirring leaf, a plurality of the stirring leaf is annular array and distributes, the stirring leaf is located the draft tube, there is the clearance between draft tube lower extreme and the sedimentation tank inner chamber lower wall, draft tube upper portion is thick down thin horn mouth structure, makes the sewage flow in the flocculation area through the draft tube and forms the vortex through pivoted stirring leaf.

Preferably, the medicine adding mechanism comprises a medicine box, the lower end of the medicine box is fixedly connected with the upper end of the mounting plate, an electric control valve is installed on the lower portion of the rear end of the medicine box, a spray pipe is installed at the other end of the electric control valve, the spray pipe is located above a medicine adding area, and a flocculating agent is filled in the medicine box.

Preferably, the first stirring mechanism and the second stirring mechanism have the same structure after removing the flow baffle and the guide cylinder, and the first stirring mechanism consists of a motor, a rotating shaft and a stirring blade.

Preferably, the flow baffle is positioned in the middle of the flocculation area.

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

1. the utility model relates to a sewage treatment and multistage sedimentation device, which is provided with a sedimentation tank for flocculation and sedimentation of sewage, a water collecting tank and a clean water tank for collecting upper-layer clean water, wherein the sedimentation tank is divided into a chemical adding area, a flocculation area and a sedimentation area by a first guide plate, a second guide plate and a guide folding plate, the sewage firstly flows into the chemical adding area, a flocculating agent is added by a chemical adding mechanism, the sewage and the flocculating agent are fully mixed and reacted by a first stirring mechanism, the sewage flows into the flocculation area, the sewage forms vortex under the cooperation of a second stirring mechanism by arranging a baffle plate and a guide cylinder, dead angles in the flocculation area are reduced, larger floccules are formed in the sewage, the sewage flows into the sedimentation area by the guide folding plate, turbulent water flow in the flocculation area cannot enter the sedimentation area due to the blockage of the second guide plate, the floccules are thickened and are precipitated to the bottom of the sedimentation area by self gravity, the upper clear water flows into the water collecting tank through the inclined plate and finally flows into the clear water tank, so that the repeated sinking and floating of flocs are effectively avoided in the whole precipitation and purification process, the precipitation efficiency is improved, and the sewage treatment requirement is met;

2. according to the sewage treatment and multistage sedimentation device, the automatic dosing function is realized by arranging the dosing mechanism, the spray pipe is remotely controlled to be smooth through the electric control valve, so that a flocculating agent in the medicine box flows into the dosing area through the spray pipe, manual dosing of workers is not needed, and the safety is improved.

Drawings

FIG. 1 is a schematic view showing the overall construction of a sewage treatment and multistage sedimentation apparatus according to the present invention;

FIG. 2 is a schematic view showing the overall structure of a settling tank of a sewage treatment and multistage settling apparatus according to the present invention;

FIG. 3 is a schematic diagram showing the overall structure of a second stirring mechanism of a sewage treatment and multistage sedimentation apparatus according to the present invention;

FIG. 4 is a schematic view of the overall structure of a chemical feeding mechanism of the sewage treatment and multistage sedimentation device.

In the figure: 1. a sedimentation tank; 2. raw water inlet pipe; 3. a clean water tank; 4. a clear water outlet pipe; 5. mounting a plate; 6. a dosing mechanism; 7. a first stirring mechanism; 8. a second stirring mechanism; 9. a first baffle; 10. a second baffle; 11. a diversion folded plate; 12. a sloping plate; 13. an annular block; 14. a sewage pumping pump; 15. a water collection tank; 21. a dosing area; 22. a sloping block; 23. a flocculation zone; 24. a settling zone; 31. a flow baffle plate; 32. a draft tube; 33. a motor; 34. a rotating shaft; 35. stirring blades; 41. a medicine chest; 42. an electrically controlled valve; 43. and (4) a spray pipe.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in figures 1-4, a sewage treatment and multistage sedimentation device comprises a sedimentation tank 1 and a sewage pump 14, wherein the left end of the sedimentation tank 1 is fixedly connected with a raw water inlet pipe 2 in an inserting way, the right end of the sedimentation tank 1 is provided with a clean water tank 3, the right end of the clean water tank 3 is fixedly connected with a clean water outlet pipe 4 in an inserting way, the upper ends of the sedimentation tank 1 and the clean water tank 3 are jointly provided with a mounting plate 5, the upper end of the mounting plate 5 is sequentially provided with a medicine adding mechanism 6, a first stirring mechanism 7 and a second stirring mechanism 8 from left to right, the front wall of the inner cavity and the rear wall of the inner cavity of the sedimentation tank 1 are sequentially and jointly provided with a first guide plate 9, a second guide plate 10 and a guide folded plate 11 from left to right, a plurality of inclined plates 12 distributed in a linear array are jointly arranged between the guide plate 11 and the right wall of the sedimentation tank 1, an annular block 13 is jointly arranged between the second guide plate 10 and the right wall of the sedimentation tank 1, the sewage pump 14 is positioned at the right side of the sedimentation tank 1, the input end of the sewage pump 14 extends to the center of the annular block 13, a water collecting tank 15 is jointly arranged between the diversion folded plate 11 and the right wall of the sedimentation tank 1, and the water collecting tank 15 is communicated with the clean water tank 3.

Set up to dosing region 21 between 1 left wall of sedimentation tank and the first guide plate 9, set up to flocculation area 23 between first guide plate 9 and the second guide plate 10, set up to sedimentation area 24 between 1 right wall of second guide plate 10 and sedimentation tank, sloping block 22 is installed to 1 inner chamber left wall of sedimentation tank, there is the clearance between 1 inner chamber lower wall of first guide plate 9 lower extreme and sedimentation tank, it flows into flocculation area 23 to be convenient for sewage through sloping block 22, make heavier wadding in the sewage flow into flocculation area 23 through first guide plate 9, block the torrent entering sedimentation area 24 in the flocculation area 23 through second guide plate 10.

Second rabbling mechanism 8 includes motor 33 and fender stream board 31, keep off stream board 31 lower extreme and 1 inner chamber lower wall fixed connection of sedimentation tank, it has draft tube 32 to keep off stream board 31 left end middle part embedded, motor 33 lower extreme and 5 upper end fixed connection of mounting panel, motor 33 output runs through mounting panel 5 and installs rotation axis 34, 34 outer surface mounting of rotation axis has a plurality of stirring leaf 35, a plurality of stirring leaf 35 is the annular array and distributes, stirring leaf 35 is located draft tube 32, there is the clearance between draft tube 32 lower extreme and the 1 inner chamber lower wall of sedimentation tank, draft tube 32 upper portion is thick down thin horn mouth structure, make the sewage in the flocculation area 23 flow through draft tube 32 and form the vortex through pivoted stirring leaf 35.

The dosing mechanism 6 comprises a medicine box 41, the lower end of the medicine box 41 is fixedly connected with the upper end of the mounting plate 5, an electric control valve 42 is installed on the lower portion of the rear end of the medicine box 41, a spraying pipe 43 is installed at the other end of the electric control valve 42, the spraying pipe 43 is located above the dosing area 21, and the medicine box 41 is filled with flocculating agent.

The first stirring mechanism 7 and the second stirring mechanism 8 have the same structure except for the baffle plate 31 and the guide cylinder 32, and the first stirring mechanism 7 comprises a motor, a rotating shaft and stirring blades.

The baffle 31 is located in the middle of the flocculation zone 23.

It should be noted that the present invention is a sewage treatment and multistage sedimentation device, wherein a sedimentation tank 1 is provided for flocculation and sedimentation of sewage, a water collection tank 15 and a clean water tank 3 are provided for collecting upper clean water, the sedimentation tank 1 is divided into a dosing zone 21, a flocculation zone 23 and a sedimentation zone 24 by a first guide plate 9, a second guide plate 10 and a diversion folded plate 11, sewage first flows into the dosing zone 21, a flocculation agent is added by a dosing mechanism 6, the sewage is fully mixed and reacted with the flocculation agent by a first stirring mechanism 7, the sewage flows into the flocculation zone 23, the sewage forms a vortex by the cooperation of a second stirring mechanism 8 by a baffle plate 31 and a guide cylinder 32, and dead corners in the flocculation zone 23 are reduced, so that large floccules are formed in the sewage, the sewage flows into the sedimentation zone 24 by the diversion folded plate 11, and a rapid water flow in the flocculation zone 23 cannot enter the sedimentation zone 24 due to the blockage of the second guide plate 10, the flocs are compacted and then precipitated to the bottom of the precipitation area 24 by the gravity of the flocs, the upper clear water flows into the water collecting tank 15 through the inclined plate 12 and finally flows into the clear water tank 3, and the repeated settlement and floatation of the flocs are effectively avoided in the whole precipitation and purification process, so that the precipitation efficiency is improved, and the sewage treatment requirement is met; realize the automatic reagent feeding function through setting up medicine mechanism 6, keep unblocked through automatically controlled valve 42 remote control spray tube 43 for the flocculation agent in the medical kit 41 flows into through spray tube 43 and adds medicine district 21, does not need the workman to add the medicine manually, has improved the security.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a sewage treatment and multistage sediment device, includes sedimentation tank (1) and sewage pump (14), its characterized in that: the sedimentation tank is characterized in that a raw water inlet pipe (2) is fixedly connected to the left end of the sedimentation tank (1) in an alternating mode, a clean water tank (3) is installed at the right end of the sedimentation tank (1), a clean water outlet pipe (4) is fixedly connected to the right end of the clean water tank (3) in an alternating mode, a mounting plate (5) is installed on the upper ends of the sedimentation tank (1) and the clean water tank (3) in a common mode, a dosing mechanism (6), a first stirring mechanism (7) and a second stirring mechanism (8) are sequentially arranged on the upper end of the mounting plate (5) from left to right, a plurality of inclined plates (12) distributed in a linear array mode are installed between the front wall of an inner cavity of the sedimentation tank (1) and the rear wall of the inner cavity of the sedimentation tank (1) from left to right in a common mode, and an annular block (13) is installed between the second guide plate (10) and the right wall of the sedimentation tank (1) in a common mode, the sewage pumping pump (14) is positioned on the right side of the sedimentation tank (1), the input end of the sewage pumping pump (14) extends to the center of the annular block (13), a water collecting tank (15) is jointly installed between the diversion folded plate (11) and the right wall of the sedimentation tank (1), and the water collecting tank (15) is communicated with the clean water tank (3).

2. A wastewater treatment and multistage sedimentation device according to claim 1, wherein: set up to dosing district (21) between sedimentation tank (1) left side wall and first guide plate (9), set up to flocculation district (23) between first guide plate (9) and second guide plate (10), set up to sedimentation zone (24) between second guide plate (10) and sedimentation tank (1) right side wall, sloping block (22) are installed to sedimentation tank (1) inner chamber left side wall, there is the clearance between first guide plate (9) lower extreme and sedimentation tank (1) inner chamber lower wall.

3. A wastewater treatment and multistage sedimentation device according to claim 2, wherein: second rabbling mechanism (8) include motor (33) and keep off and flow board (31), keep off and flow board (31) lower extreme and sedimentation tank (1) inner chamber lower wall fixed connection, keep off and flow board (31) left end middle part embedded have draft tube (32), motor (33) lower extreme and mounting panel (5) upper end fixed connection, motor (33) output runs through mounting panel (5) and installs rotation axis (34), rotation axis (34) surface mounting has a plurality of stirring leaf (35), a plurality of stirring leaf (35) are the annular array and distribute, stirring leaf (35) are located draft tube (32), there is the clearance between draft tube (32) lower extreme and sedimentation tank (1) inner chamber lower wall.

4. A wastewater treatment and multistage sedimentation device according to claim 3, wherein: medicine mechanism (6) includes medical kit (41), medical kit (41) lower extreme and mounting panel (5) upper end fixed connection, automatically controlled valve (42) are installed to medical kit (41) rear end lower part, spray tube (43) are installed to the automatically controlled valve (42) other end, spray tube (43) are located and add medicine district (21) top.

5. An apparatus for sewage treatment and multistage sedimentation according to claim 4, wherein: the first stirring mechanism (7) and the second stirring mechanism (8) have the same structure after the flow baffle plate (31) and the guide cylinder (32) are removed.

6. An apparatus for sewage treatment and multistage sedimentation according to claim 5, wherein: the flow baffle (31) is positioned in the middle of the flocculation area (23).