CN213885091U

CN213885091U - Sewage treatment is with sinking pond just

Info

Publication number: CN213885091U
Application number: CN202021646340.9U
Authority: CN
Inventors: 王学龙; 高聪; 张婷婷; 张裕享; 马博文
Original assignee: Qingdao Jiahe Greenland Co ltd
Current assignee: Qingdao Jiahe Greenland Co ltd
Priority date: 2020-08-10
Filing date: 2020-08-10
Publication date: 2021-08-06
Anticipated expiration: 2030-08-10

Abstract

The utility model relates to the technical field of sewage treatment, in particular to a primary sedimentation tank for sewage treatment, which comprises a sedimentation tank, a dosing pipe and a cover, wherein the lower end of the sedimentation tank is fixedly connected with a mud discharging pipe, the middle of the mud discharging pipe is fixedly connected with a mud discharging valve, the cover is fixedly connected with the sedimentation tank, the right side of the upper side of the cover is fixedly connected with a water inlet pipe, the middle of the water inlet pipe is fixedly connected with a water inlet valve, the left side of the upper end of the cover is fixedly connected with an air pump, the upper end of the air pump is fixedly connected with an air outlet pipe, and the other end of the air outlet pipe is fixedly connected with the cover. And after the sludge is discharged, closing the sludge discharge valve, and opening the water outlet valve to discharge the purified water.

Description

Sewage treatment is with sinking pond just

Technical Field

The utility model relates to a sewage treatment technical field specifically is a sewage treatment is with just sinking pond.

Background

The sewage treatment generally comprises the following three stages: the primary treatment is a mechanical treatment such as grating, sedimentation or air flotation to remove stones, gravels, fats, oils and the like contained in the sewage, the secondary treatment is a biological treatment in which pollutants in the sewage are degraded and converted into sludge by microorganisms, and the tertiary treatment is an advanced treatment of the sewage including nutrient removal and disinfection of the sewage by adding chlorine, ultraviolet radiation or ozone, and some sewage treatment processes may not include all of the above processes depending on the purpose of treatment and the quality of water.

The vertical flow sedimentation tank of present sewage treatment need be very high with the sedimentation tank construction because of possess the static pressure of sufficient water with mud from the sedimentation tank, this has caused the construction difficulty, the high scheduling problem of cost, and present sedimentation tank exists that flocculating agent and sewage mix incompletely simultaneously, the not good condition of flocculation effect.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sewage treatment is with sinking pond just to solve the problem that proposes among the above-mentioned background art.

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

the utility model provides a sewage treatment is with just heavy pond, includes sedimentation tank, dosing pipe and lid, the lower extreme fixedly connected with mud pipe of sedimentation tank, the middle fixedly connected with mud valve of mud pipe, lid and sedimentation tank fixed connection, the right-hand fixedly connected with inlet tube of upside of lid, the middle fixedly connected with water intaking valve of inlet tube, the upper end left side fixedly connected with air pump of lid, the upper end fixedly connected with outlet duct of air pump, the other end and the lid fixed connection of outlet duct, the left side fixedly connected with intake pipe of air pump, the inside sliding connection of intake pipe has the filter screen, the upper end sliding connection of filter screen has the slider, the right side fixedly connected with outlet pipe of sedimentation tank, the middle fixedly connected with outlet valve of outlet pipe.

Preferably, the upper part of the cover is fixedly connected with a motor, and the tail end of a main shaft of the motor is fixedly connected with a stirrer.

Preferably, the dosing tube is fixedly connected with the cover, the dosing valve is fixedly connected in the middle of the dosing tube, the dosing bottle is fixedly connected to the upper end of the dosing tube, and the air hole is formed in the upper end of the dosing bottle.

Preferably, the middle of the air outlet pipe is fixedly connected with a vent pipe, and the middle of the vent pipe is fixedly connected with a vent valve.

Preferably, the right end of the sliding block is fixedly connected with a spring, and the spring is fixedly connected with the air inlet pipe.

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

1. the utility model discloses in, through the lid that sets up, close the breather valve, start the air pump, external gas is led to the sedimentation tank after the filtration of filter screen, atmospheric pressure in the sedimentation tank increases, open the mud valve, the mud of sediment is discharged the sedimentation tank fast under the combined action of the static pressure of water and the atmospheric pressure in the sedimentation tank, close the mud valve after the mud discharging finishes, open the outlet valve, discharge the water after the purification, use the air pump to pressurize the sedimentation tank, can be very low with the sedimentation tank construction, the construction is simple, low in cost;

2. the utility model discloses in, through the agitator that sets up, open the charge valve, the flocculating agent in the feeding bottle is added in the sedimentation tank, after adding proper amount flocculating agent, close the charge valve and stop reinforced, the starter motor, the motor drives the agitator and stirs sewage, make flocculating agent and sewage intensive mixing, colloid and the tiny suspended solid that the flocculating agent made in the sewage gather into the flocculating constituent that has separable characteristic, ste after the completion of mixing, the flocculating constituent deposits to the sedimentation tank bottom, flocculating agent and sewage mix completely, flocculation is effectual.

Drawings

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

fig. 2 is a schematic structural diagram of a portion a of fig. 1 according to the present invention.

In the figure: 1-sedimentation tank, 2-sludge discharge pipe, 3-sludge discharge valve, 4-stirrer, 5-motor, 6-water inlet pipe, 7-water inlet valve, 8-feeding pipe, 9-feeding valve, 10-air pump, 11-air outlet pipe, 12-air inlet pipe, 13-filter screen, 14-slide block, 15-spring, 16-feeding bottle, 17-air hole, 18-air pipe, 19-air vent valve, 20-water outlet pipe, 21-water outlet valve and 22-cover.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution:

the utility model provides a sewage treatment is with just heavy pond, including sedimentation tank 1, add pencil 8 and lid 22, the lower extreme fixedly connected with mud pipe 2 of sedimentation tank 1, the middle fixedly connected with mud valve 3 of mud pipe 2, lid 22 and sedimentation tank fixed connection, the right-hand fixedly connected with inlet tube 6 of upside of lid 22, the middle fixedly connected with water intaking valve 7 of inlet tube 6, the upper end left side fixedly connected with air pump 10 of lid 22, the upper end fixedly connected with outlet duct 11 of air pump 10, the other end and the lid 22 fixed connection of outlet duct 11, the left side fixedly connected with intake pipe 12 of air pump 10, the inside sliding connection of intake pipe 12 has filter screen 13, the upper end sliding connection of filter screen 13 has slider 14, the right side fixedly connected with outlet pipe 20 of sedimentation tank 1, the middle fixedly connected with outlet valve 21 of outlet pipe 20.

The upper part of the cover 22 is fixedly connected with a motor 5, the tail end of a main shaft of the motor 5 is fixedly connected with a stirrer 4, and the motor 5 drives the stirrer 4 to stir the sewage so as to fully mix the flocculating agent and the sewage; the dosing pipe 8 is fixedly connected with the cover 22, the dosing valve 9 is fixedly connected in the middle of the dosing pipe 8, the dosing bottle 16 is fixedly connected at the upper end of the dosing pipe 8, the air hole 17 is formed in the upper end of the dosing bottle 16, the dosing valve 9 is opened, a flocculating agent in the dosing bottle 16 is added into the sedimentation tank 1, and the flocculating agent destroys the stability of colloid in sewage, so that the colloid and fine suspended matters in the sewage are gathered into flocculating constituents with separable characteristics; a vent pipe 18 is fixedly connected in the middle of the vent pipe 11, a vent valve 19 is fixedly connected in the middle of the vent pipe 18, the vent valve 19 is opened to keep the same pressure between the sedimentation tank 1 and the outside, and the sedimentation tank 1 can be pressurized by closing the vent valve 19; the right end fixedly connected with spring 15 of slider 14, spring 15 and intake pipe 12 fixed connection, filter screen 13 can be dirty after using a period, slides slider 14 to the right, and spring 15 is compressed, takes out filter screen 13 and washs and changes.

The working process is as follows: when the device is used, the vent valve 19 is opened, the water inlet valve 7 is opened, sewage is put into the sedimentation tank 1, the feed valve 9 is opened after the water is full, a flocculating agent in the feed bottle 16 is added into the sedimentation tank 1, after a proper amount of flocculating agent is added, the feed valve 9 is closed to stop feeding, the motor 5 is started, the motor 5 drives the stirrer 4 to stir the sewage, so that the flocculating agent and the sewage are fully mixed, the flocculating agent enables colloid and fine suspended matters in the sewage to be aggregated into flocculating constituents with separable characteristics, the flocculating constituents are kept stand after being mixed, the flocculating constituents are settled to the bottom of the sedimentation tank 1, the vent valve 19 is closed, the air pump 10 is started, outside air is filtered by the filter screen 13 and then is led into the sedimentation tank 1, the air pressure in the sedimentation tank 1 is increased, the sludge discharge valve 3 is opened, the settled sludge is rapidly discharged out of the sedimentation tank 1 under the combined action of the static pressure of the water and the sedimentation tank 1, the sludge discharge valve 3 is closed after the sludge discharge is finished, the water outlet valve 21 is opened to discharge purified water, the filter screen 13 becomes dirty after being used for a period of time, the sliding block 14 slides rightwards, the spring 15 is compressed, and the filter screen 13 is taken out to be cleaned and replaced.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a sewage treatment is with just sinking pond, includes sedimentation tank (1), dosing pipe (8) and lid (22), its characterized in that: the lower end of the sedimentation tank (1) is fixedly connected with a sludge discharge pipe (2), the middle of the sludge discharge pipe (2) is fixedly connected with a sludge discharge valve (3), the cover (22) is fixedly connected with the sedimentation tank, the right-hand fixedly connected with inlet pipe (6) at the upper side of the cover (22), the middle of the inlet pipe (6) is fixedly connected with an inlet valve (7), the upper left side of the cover (22) is fixedly connected with an air pump (10), the upper end of the air pump (10) is fixedly connected with an outlet pipe (11), the other end of the outlet pipe (11) is fixedly connected with the cover (22), the left side of the air pump (10) is fixedly connected with an air inlet pipe (12), the inner sliding of the air inlet pipe (12) is connected with a filter screen (13), the upper end of the filter screen (13) is slidably connected with a sliding block (14), and the right side of the sedimentation tank (1) is fixedly connected with an outlet pipe (20), the middle of the water outlet pipe (20) is fixedly connected with a water outlet valve (21).

2. The primary sedimentation tank for sewage treatment as claimed in claim 1, wherein: the upper portion of lid (22) fixedly connected with motor (5), the terminal fixedly connected with agitator (4) of main shaft of motor (5).

3. The primary sedimentation tank for sewage treatment as claimed in claim 1, wherein: the medicine adding device is characterized in that the medicine adding pipe (8) is fixedly connected with the cover (22), the medicine adding valve (9) is fixedly connected to the middle of the medicine adding pipe (8), the medicine adding bottle (16) is fixedly connected to the upper end of the medicine adding pipe (8), and the air hole (17) is formed in the upper end of the medicine adding bottle (16).

4. The primary sedimentation tank for sewage treatment as claimed in claim 1, wherein: the middle of the air outlet pipe (11) is fixedly connected with an air pipe (18), and the middle of the air pipe (18) is fixedly connected with an air valve (19).

5. The primary sedimentation tank for sewage treatment as claimed in claim 1, wherein: the right end fixedly connected with spring (15) of slider (14), spring (15) and intake pipe (12) fixed connection.