CN219469772U

CN219469772U - Oil-water separation device for domestic sewage treatment

Info

Publication number: CN219469772U
Application number: CN202320042649.4U
Authority: CN
Inventors: 梅时华; 邱志伟; 王昕颖
Original assignee: NANCHANG DEFEI TECHNOLOGY CO LTD
Current assignee: NANCHANG DEFEI TECHNOLOGY CO LTD
Priority date: 2023-01-06
Filing date: 2023-01-06
Publication date: 2023-08-04
Anticipated expiration: 2033-01-06

Abstract

The utility model relates to the field of sewage treatment and discloses an oil-water separation device for domestic sewage treatment, which comprises a treatment box and a top plate, wherein a fixing block is fixed at the upper end of the side edge of the treatment box, a stand column for supporting the weight of the top plate is fixed on the fixing block, a hydraulic rod is fixed in the middle of the top plate, a mounting block is fixed at the lower end of the hydraulic rod, a mixing mechanism for mixing sewage is arranged at the side edge of the mounting block, a protective box is fixed at the side edge of the mounting block, a dosing box is fixed at the front end of the treatment box, a water outlet is arranged below the dosing box, a motor is fixed in the protective box, a rotating shaft is fixed on the motor, the rotating shaft penetrates through the protective box in a rotating mode, and a spiral blade is fixed at the outer end of the rotating shaft.

Description

Oil-water separation device for domestic sewage treatment

Technical Field

The utility model relates to the technical field of sewage treatment, in particular to an oil-water separation device for domestic sewage treatment.

Background

The domestic sewage contains sewage discharged by residents, public canteen and sewage discharged by catering industry, the sewage contains vegetable oil and animal oil, after the oily sewage is discharged into a sewer, grease particles carried in the sewage start to solidify along with the decrease of water temperature, and adhere to the pipe wall, so that the water cross section is reduced, thereby blocking the pipeline, and the oil in the sewage should be removed before the oily sewage is discharged into a city pipe network.

The bulletin number is: the Chinese patent of CN211595099U discloses an oil-water separation device for domestic sewage treatment, which comprises a box body, the top fixedly connected with inlet channel of box, the top fixedly connected with oil filter of inlet channel, the bottom fixedly connected with mechanical seal of oil filter, the inner wall fixedly connected with fixed pipe of mechanical seal, the inner wall fixedly connected with bearing of fixed pipe, the bottom fixedly connected with motor case of oil filter, the inner wall fixedly connected with fixed block of motor case, one side fixedly connected with servo motor of fixed block.

This patent has the following drawbacks: the device starts servo motor and makes the axis of rotation drive the turning block and rotate, because of the oil water density is inconsistent, makes the greasy dirt float in the surface of water, but because servo motor drives the axis of rotation and mixes sewage, can make to exist the oil water mixture in the sewage, influences the filtration efficiency of oil filter storehouse to sewage.

Therefore, the oil-water separation device for domestic sewage treatment is used for improving the problems.

Disclosure of Invention

The utility model aims to provide an oil-water separation device for domestic sewage treatment, which aims to solve the problems that the sewage is mixed by a rotating shaft driven by a servo motor, so that an oil-water mixture exists in the sewage and the filtering efficiency of an oil filtering bin on the sewage is affected.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an oil-water separation device for domestic sewage treatment, includes treatment box and roof, the side upper end of treatment box is fixed with the fixed block, be fixed with the stand that is used for supporting roof weight on the fixed block, the middle part of roof is fixed with the hydraulic stem, the lower extreme of hydraulic stem is fixed with the installation piece, the mixing mechanism who is used for mixing sewage is installed to the side of installation piece.

The front end of the treatment box is fixedly provided with a dosing box, a water outlet is formed in the lower portion of the dosing box, and the water outlet is formed in the treatment box.

Wherein the treatment box is in an upper end opening shape.

Wherein, the lower extreme of handling case is fixed with the supporting leg.

Wherein, mixing mechanism is provided with two sets of, and symmetrical subdivision is in the both sides of installation piece.

The mixing mechanism comprises a protection box, a motor, a rotating shaft and a helical blade, wherein the protection box is fixed on the side edge of the installation block, the motor is fixed in the protection box, the rotating shaft is fixed on the motor, the rotating shaft rotates to penetrate through the protection box, and the helical blade is fixed at the outer end of the rotating shaft.

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

according to the utility model, firstly, domestic sewage to be treated is added into a treatment tank, then a hydraulic rod is started to drive a mounting block to move downwards, so that a mixing mechanism is placed in the treatment tank, then a sodium hydroxide medicament in a medicament adding tank is added into the treatment tank, a motor is started, a rotating shaft is driven to drive a spiral blade to rotate, the spiral blade is used for stirring and mixing the sewage in the treatment tank, the mixing reaction efficiency of the sodium hydroxide medicament and grease is improved, after the mixing operation is finished, the hydraulic rod is started to move upwards, so that the mounting block brings the mixing mechanism out of the sewage, then the grease in the sewage reacts with the sodium hydroxide to fix, a water outlet is opened, the sewage is discharged from the treatment tank, and then grease solid paste solid is taken out from the upper part of the treatment tank, so that the separation work of the oil and water in the domestic sewage is completed.

Drawings

FIG. 1 is a schematic diagram of the main structure of the present utility model;

FIG. 2 is a schematic structural view of the mixing mechanism of the present utility model;

FIG. 3 is a schematic view of the exterior of the present utility model;

fig. 4 is a schematic structural view of the present utility model.

In the figure: 1. a treatment box; 2. a fixed block; 3. a column; 4. a top plate; 5. a hydraulic rod; 6. a mounting block; 7. a mixing mechanism; 71. a protective box; 72. a motor; 73. a rotating shaft; 74. a helical blade; 8. support legs; 9. a dosing box; 10. and a water outlet.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: an oil-water separation device for domestic sewage treatment comprises a treatment box 1 and a top plate 4, wherein a fixing block 2 is fixed at the upper end of the side edge of the treatment box 1, a vertical column 3 for supporting the weight of the top plate 4 is fixed on the fixing block 2, a hydraulic rod 5 is fixed in the middle of the top plate 4, a mounting block 6 is fixed at the lower end of the hydraulic rod 5, a mixing mechanism 7 for mixing sewage is mounted at the side edge of the mounting block 6, firstly domestic sewage to be treated is added into the treatment box 1, then the hydraulic rod 5 is started to drive the mounting block 6 to move downwards, the mixing mechanism 7 is started to mix sewage after the mixing operation is completed, the hydraulic rod 5 is started to move upwards, the mounting block 6 brings the mixing mechanism 7 out of the sewage, grease in the sewage is reacted with sodium hydroxide to be fixed, the sewage is discharged from the treatment box 1 in a paste form, and then the grease solid is taken out from the upper part of the treatment box 1, so that the oil and the grease solid is separated from the domestic sewage is completed.

Wherein, the front end of processing case 1 is fixed with dosing case 9, and delivery port 10 has been seted up to dosing case 9 below, and delivery port 10 is seted up on processing case 1, stores sodium hydroxide medicament in dosing case 9's inside, conveniently controls sodium hydroxide medicament and discharges into processing case 1, then after the oil water separation work is accomplished, opens delivery port 10, discharges sewage from processing case 1, then the grease solid remains in processing case 1's inside, divides to open and takes out to realize the oil water separation work to in the sewage.

Wherein, the treatment box 1 is in an upper end opening shape, which is convenient for domestic sewage to be added and grease to be fixed and taken out from the treatment box 1.

Wherein the lower end of the treatment tank 1 is fixed with supporting legs 8 for supporting the weight of the whole treatment device.

Wherein, mixing mechanism 7 is provided with two sets of, and symmetrical subdivision is in the both sides of installation piece 6, can improve the mixing efficiency to sewage and sodium hydroxide medicament.

Wherein, mixing mechanism 7 includes protective housing 71, motor 72, axis of rotation 73 and helical blade 74, the side at installation piece 6 is fixed to protective housing 71, the inside of protective housing 71 is fixed with motor 72, be fixed with axis of rotation 73 on the motor 72, axis of rotation 73 rotates and runs through protective housing 71, and the outer end is fixed with helical blade 74, start motor 72, drive axis of rotation 73 drives helical blade 74 rotation, helical blade 74 carries out the stirring to the sewage in the treatment tank 1 and mixes, improve the mixed reaction efficiency of sodium hydroxide medicament and grease.

Working principle: when the device is used, firstly domestic sewage to be treated is added into the treatment box 1, then the hydraulic rod 5 is started to drive the installation block 6 to move downwards, so that the mixing mechanism 7 is placed in the treatment box 1, then sodium hydroxide medicament in the medicament adding box 9 is added into the treatment box 1, the motor 72 is started, the rotating shaft 73 is driven to drive the spiral blade 74 to rotate, the spiral blade 74 is used for stirring and mixing sewage in the treatment box 1, the mixing reaction efficiency of the sodium hydroxide medicament and grease is improved, after the mixing work is completed, the hydraulic rod 5 is started to move upwards, so that the installation block 6 brings the mixing mechanism 7 out of the sewage, then the grease in the sewage is reacted and fixed with the sodium hydroxide, the water outlet 10 is opened, the sewage is discharged from the treatment box 1, and then grease solid paste solid is taken out from the upper part of the treatment box 1, so that the oil-water separation work in the domestic sewage is completed.

Claims

1. A water oil separating device for domestic sewage treatment, including processing case (1) and roof (4), the side upper end of processing case (1) is fixed with fixed block (2), be fixed with on fixed block (2) and be used for supporting stand (3) of roof (4) weight, the middle part of roof (4) is fixed with hydraulic stem (5), the lower extreme of hydraulic stem (5) is fixed with installation piece (6), its characterized in that: the utility model provides a mixing mechanism (7) that are used for mixing sewage is installed to the side of installation piece (6), the front end of processing case (1) is fixed with dosing tank (9), delivery port (10) have been seted up to the below of dosing tank (9), delivery port (10) are seted up on processing case (1), processing case (1) are upper end opening form, mixing mechanism (7) are including protection case (71), motor (72), axis of rotation (73) and helical blade (74), the side at installation piece (6) is fixed to protection case (71), the inside of protection case (71) is fixed with motor (72), be fixed with axis of rotation (73) on motor (72), axis of rotation (73) rotate and run through protection case (71), and the outer end is fixed with helical blade (74).

2. The oil-water separation device for domestic sewage treatment according to claim 1, wherein: the lower end of the treatment box (1) is fixed with supporting legs (8).

3. The oil-water separation device for domestic sewage treatment according to claim 1, wherein: the mixing mechanism (7) is provided with two groups, and symmetrical parts are arranged on two sides of the mounting block (6).