CN212864246U

CN212864246U - Fast settling solid-liquid separation device

Info

Publication number: CN212864246U
Application number: CN202021207037.9U
Authority: CN
Inventors: 孙洪; 宋建民; 李明
Original assignee: Shengli Oil Field National Petroleum Engineering Service Co ltd
Current assignee: Shengli Oil Field National Petroleum Engineering Service Co ltd
Priority date: 2020-06-24
Filing date: 2020-06-24
Publication date: 2021-04-02
Anticipated expiration: 2030-06-24

Abstract

The utility model belongs to the technical field of sediment solid-liquid separation, in particular to a fast sedimentation solid-liquid separation device, which comprises a flocculation tank and a sedimentation tank, wherein the bottom of the sedimentation tank is provided with a conical hopper for draining liquid, the conical hopper is provided with a liquid outlet, the liquid outlet is provided with a manhole for cleaning sediment, the liquid outlet is connected with the bottom of the flocculation tank through a liquid guide pipe, the liquid guide pipe is provided with a circulating pump, the liquid guide pipe is also provided with a three-way pipe, the three-way pipe is connected with a liquid discharge pipe, the liquid guide pipe is provided with a first valve, and the liquid discharge pipe; the interior of the settling tank is also provided with a detachable settling frame. The utility model discloses floating granule becomes the large granule through the inclined plane of "funnel" shape settlement plate below in-process that rises and subsides the settlement plate surface in the below in the flocculation back waste water, and the circular arch on settlement plate surface can restrict the subsides gliding and connect greatly to the subsides, is equipped with a plurality of settlement plates, can carry out the segmentation with waste water and subside, and settling time is short, has shortened settling time.

Description

Fast settling solid-liquid separation device

Technical Field

The utility model belongs to the technical field of the precipitate solid-liquid separation, concretely relates to subside solid-liquid separation equipment fast.

Background

In the field of industrial (such as petroleum, chemical industry and the like) production wastewater treatment, flocculation settling solid is used as a necessary pretreatment process for sewage treatment, a flocculating agent is firstly added into sewage, then the sewage added with the flocculating agent is led into a sedimentation tank for solid settling so as to achieve the aim of solid-liquid separation, the existing sedimentation treatment is generally carried out in the sedimentation tank, and the defects that firstly, the sedimentation rate is slow, and the sewage treatment efficiency is influenced are overcome; in addition, the settling tank is generally large, which affects the floor space for sewage treatment.

SUMMERY OF THE UTILITY MODEL

To the technical problem above, the utility model aims to provide a subside solid-liquid separation equipment fast.

The utility model discloses a fast sedimentation solid-liquid separation device, including flocculation tank, settling cask bottom is equipped with the toper fill that is used for flowing back, and the toper fill is equipped with the leakage fluid dram, is equipped with the manhole that is used for clearing up the deposit on the leakage fluid dram, and the leakage fluid dram is connected with the flocculation cask bottom through the catheter, is equipped with the circulating pump on the catheter, still is equipped with the three-way pipe on the catheter, and the three-way pipe is connected with the fluid-discharge tube, is equipped with first valve on the catheter, is equipped with the second;

the settling cask is inside still to be equipped with detachable and sinks the frame, subsides the frame and includes the first steel ring, the second steel ring at upper and lower both ends, and the welding has 4 vertical reinforcing bars between first steel ring, the second steel ring, and top-down welding has a plurality of "funnel" shape settlement plate at 4 reinforcing bars surface, is equipped with the circular arch that a plurality of is upwards convex on every settlement plate surface, and the inner wall of settling cask is hugged closely to every settlement plate side, and the settlement plate of lower floor is placed on the toper is fought.

A circular hanging ring is welded on the first steel ring.

The adjacent settling plates are distributed at equal intervals.

And a liquid flow passage is formed among the 4 reinforcing steel bars.

Compared with the prior art, the utility model, following beneficial effect has.

(1) When the utility model is used, wastewater added with a flocculating agent in the flocculation tank is pumped into the sedimentation tank from the lower part through the circulating pump, particles floating after flocculation become large particles to settle on the surface of the sedimentation plate below through the inclined plane ascending process below the funnel-shaped sedimentation plate, and the circular bulge on the surface of the sedimentation plate can limit the downward sliding of the sediment to connect the sediment, so as to achieve the purpose of sedimentation;

(2) the utility model is provided with a plurality of sedimentation plates, can settle the wastewater in sections, has short sedimentation time and shortens the sedimentation time;

(3) after the sedimentation of the utility model is finished, the second valve can be opened to discharge the internal waste water, discharge the liquid, and then the sedimentation frame is lifted by the hoisting device to clear the sediment, so that the operation is convenient;

(4) the utility model discloses be equipped with the manhole that is used for clearing up the deposit on the flowing back pipe, can clear up the flowing back again to the trace deposit that subsides in the flowing back pipe in advance, prevent that the solid from getting into next processing procedure.

Drawings

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

FIG. 2 is a schematic view of the connection between the top end of the reinforcing bar and the first circle;

fig. 3 is a sectional view taken along line a-a in fig. 1.

In the figure: 1. flocculation tank 2, circulating pump 3, catheter 4, first valve 5, settling tank 6, settlement plate 7, rings 8, first steel loop 9, reinforcing bar 10, arch 11, second steel loop 12, fluid-discharge tube 13, second valve 14, toper fill 15, manhole 16, drain outlet 17, three-way pipe 18, liquid flow channel.

Detailed Description

The invention will be further described with reference to the following examples and drawings.

As shown in fig. 1-3, the rapid settling solid-liquid separation device of the present invention comprises a flocculation tank 1 and a settling tank 5, wherein a conical hopper 14 for discharging liquid is arranged at the bottom of the settling tank 5, the conical hopper 14 is provided with a liquid discharge port 16, a manhole 15 for cleaning the sediment is arranged on the liquid discharge port 16, the liquid discharge port 16 is connected with the bottom of the flocculation tank 1 through a liquid guide tube 3, a circulating pump 2 is arranged on the liquid guide tube 3, a three-way pipe 17 is further arranged on the liquid guide tube 3, the three-way pipe 17 is connected with a liquid discharge tube 12, a first valve 4 is arranged on the liquid guide tube 3, and a second valve 13 is arranged;

the settling cask 5 is inside still to be equipped with detachable and subsides the frame, subside the frame including the first steel ring 8 at upper and lower both ends, second steel ring 11, first steel ring 8, the welding has 4 vertical reinforcing bars 9 between the

second steel ring

11, 9 outer surface top-down welding of 4 reinforcing bars have a plurality of "funnel"

shape settlement plate

6, 6 surfaces at every settlement plate are equipped with the circular arch 10 of a plurality of convex upwards, the inner wall of settling cask 5 is hugged closely to 6 sides of every settlement plate, the settlement plate 6 of lower floor is placed on the toper is fought 14.

The first steel ring 8 is welded with a circular hanging ring 7.

Adjacent settling plates 6 are equidistantly distributed.

The liquid flow passage 18 is formed between the 4 reinforcing bars 9.

(1) When the utility model is used, firstly, the wastewater added with the flocculating agent in the flocculation tank 1 is pumped into the settling tank 5 from the lower part through the circulating pump 2, the particles floating after flocculation become large particles to settle on the surface of the settling plate 6 below through the inclined plane lifting process below the funnel-shaped settling plate 6, and the circular bulges on the surface of the settling plate 6 can limit the downward sliding of the sediment to connect the sediment, thereby achieving the purpose of settlement;

(2) the utility model is provided with a plurality of sedimentation plates 6, which can settle the waste water in sections, the sedimentation time is short, and the sedimentation time is shortened;

(3) after the sedimentation of the utility model is finished, the second valve 13 can be opened to discharge the waste water inside, discharge the liquid, and then the sedimentation frame is lifted by the hoisting device to clear the sediment, so that the operation is convenient;

(4) the utility model discloses be equipped with the manhole 15 that is used for clearing up the deposit on fluid-discharge tube 16, can clear up in advance the flowing back again to the trace deposit that subsides in the fluid-discharge tube 16, prevent that the solid matter from getting into next processing procedure.

Claims

1. The utility model provides a quick settlement solid-liquid separation equipment, includes flocculation tank (1), settling cask (5), its characterized in that: a conical hopper (14) for discharging liquid is arranged at the bottom of the settling tank (5), a liquid outlet (16) is arranged on the conical hopper (14), a manhole (15) for cleaning sediments is arranged on the liquid outlet (16), the liquid outlet (16) is connected with the bottom of the flocculation tank (1) through a liquid guide pipe (3), a circulating pump (2) is arranged on the liquid guide pipe (3), a three-way pipe (17) is further arranged on the liquid guide pipe (3), the three-way pipe (17) is connected with a liquid discharge pipe (12), a first valve (4) is arranged on the liquid guide pipe (3), and a second valve (13) is arranged on the liquid discharge pipe (12);

settling cask (5) inside still is equipped with detachable and sinks the frame, subside the first steel ring (8) of frame including upper and lower both ends, second steel ring (11), first steel ring (8), the welding has 4 vertical reinforcing bars (9) between second steel ring (11), it has a plurality of "funnel" shape settlement plate (6) to weld at 4 reinforcing bars (9) surface top-down, be equipped with a plurality of convex circular arch (10) upwards on every settlement plate (6) surface, the inner wall of settling cask (5) is hugged closely to every settlement plate (6) side, settlement plate (6) of lower floor are placed on toper fill (14).

2. The rapid settling solid-liquid separation device according to claim 1, wherein: a circular hanging ring (7) is welded on the first steel ring (8).

3. The rapid settling solid-liquid separation device according to claim 1, wherein: the adjacent settling plates (6) are distributed at equal intervals.

4. The rapid settling solid-liquid separation device according to claim 1, wherein: a liquid flow passage (18) is formed among the 4 steel bars (9).