CN221500781U

CN221500781U - Sewage treatment device

Info

Publication number: CN221500781U
Application number: CN202323658782.1U
Authority: CN
Inventors: 许峰
Original assignee: Shanghai Yanyu Industrial Development Co ltd
Current assignee: Shanghai Yanyu Industrial Development Co ltd
Priority date: 2023-12-29
Filing date: 2023-12-29
Publication date: 2024-08-09
Anticipated expiration: 2033-12-29

Abstract

The utility model discloses a sewage treatment device which comprises a box body, wherein a pretreatment tank is arranged at one end of the interior of the box body, an aeration tank is arranged at one end of the interior of the box body, a standing box is fixedly connected to two sides of the rear end of the box body, scraping plates are arranged on two sides of the bottom end of the interior of the standing box, fixing frames are fixedly connected to the front side and the rear side of the upper end of the standing box, connecting blocks are slidably connected to two ends of the interior of the fixing frames, the lower ends of the connecting blocks are fixedly connected with corresponding scraping plates respectively, a bidirectional screw rod is rotatably connected to the fixing frames at the front end of the connecting blocks, and two ends of the bidirectional screw rod are in threaded connection with the corresponding connecting blocks respectively. According to the utility model, the fixed frame, the scraping plate, the connecting block, the bidirectional screw, the limiting rod, the driving motor, the third conveying pipe, the sewage discharge pipe, the first control valve, the supporting frame, the sludge pump, the fourth conveying pipe and the second control valve are arranged, so that the activated sludge with a certain proportion can be conveniently conveyed back to the aeration tank for reuse.

Description

Sewage treatment device

Technical Field

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

Background

The sewage treatment is a part of a building water supply and drainage system, and refers to a process of treating and purifying waste water generated in a building. The purpose of sewage treatment is to remove or convert harmful substances and pollutants in the wastewater to enable the wastewater to reach the emission standard, protect the environment and public health, and various choices are available for sewage treatment methods and processes, and common methods include physical treatment, chemical treatment, biological treatment and the like. The activated sludge process is one kind of sewage biological treatment process, and is to culture sewage and various microbe groups continuously under artificial oxygenation condition and to decompose and eliminate organic pollutant in the sewage through biological condensation, adsorption and oxidation of activated sludge.

The existing sewage treatment device has the problems that the activated sludge after standing and precipitating is difficult to recycle, time and labor are wasted and the like. To overcome these disadvantages, the present utility model provides a sewage treatment apparatus.

Disclosure of utility model

The utility model aims to solve the defects in the prior art and provides a sewage treatment device.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a sewage treatment device, includes the box, the inside one end of box is provided with the pretreatment tank, the inside one end of box is provided with the aeration tank, fixedly connected with baffle between pretreatment tank and the aeration tank, the equal fixedly connected with of rear end both sides of box stew the case, the inside bottom both sides of stewing the case all are provided with the scraper blade, the equal fixedly connected with mount of side around the upper end of stewing the case, the equal sliding connection in inside both ends of mount has the connecting block, the lower extreme of connecting block respectively with corresponding scraper blade fixed connection, be located the front end the mount internal rotation is connected with bi-directional screw rod, bi-directional screw rod's both ends respectively with corresponding connecting block threaded connection, the bottom of stewing the case all is provided with the sludge pump, the output fixedly connected with fourth conveyer pipe of sludge pump, the one end of fourth conveyer pipe runs through the inboard bottom that communicates to the aeration tank.

Further, the front end of the box body is provided with a water inlet pipe, and a grid is fixedly connected below the water inlet pipe in the pretreatment tank.

Further, the upper end of baffle has seted up the hourglass groove, the top joint of baffle has the filter plate, the equal threaded connection in both ends of filter plate has fixing bolt, fixing bolt's lower extreme and baffle threaded connection.

Further, all fixedly connected with aerator on the inside both sides wall of aeration tank, the equal fixedly connected with pump body in rear side both ends of box, the equal fixedly connected with first conveyer pipe of input of pump body, the lateral wall intercommunication to the aeration tank is all run through to the one end of first conveyer pipe, the equal fixedly connected with second conveyer pipe of output of pump body, the one end of second conveyer pipe is all run through the intercommunication to corresponding in the case of standing.

Further, one side of the fixing frame at the front end is fixedly connected with a driving motor, and the output end of the driving motor penetrates through the side wall of the corresponding fixing frame and is fixedly connected with one end of the bidirectional screw rod.

Furthermore, the fixing frames at the rear end are fixedly connected with limiting rods, and the limiting rods are in sliding connection with the corresponding connecting blocks.

Further, the bottom center of the case of standing still all is provided with the third conveyer pipe, the one end of third conveyer pipe all runs through the intercommunication to the inside of corresponding case of standing still, the other end of third conveyer pipe all with correspond the input fixed connection of sludge pump, the one end of fourth conveyer pipe all is provided with the second control valve.

Further, the bottom of stewing the case is all fixedly connected with support frame, the sludge pump all with correspond support frame fixed connection, the bottom of stewing the case is located one side of third conveyer pipe and all is provided with the blow off pipe, the upper end of blow off pipe all is provided with first control valve, one side of stewing the case all is provided with the outlet pipe.

The utility model has the beneficial effects that:

when the sewage treatment device is used, the sewage treatment device has the following advantages:

1. In this scheme, through being provided with mount, scraper blade, connecting block, bi-directional screw, gag lever post, driving motor, third conveyer pipe, blow off pipe, first control valve, support frame, sludge pump, fourth conveyer pipe, second control valve, driving motor operation drives bi-directional screw and rotates to drive connecting block, the scraper blade of both sides and remove in opposite directions, scrape the activated sludge of bottom deposit to third conveyer pipe department, start the sludge pump, open the second control valve, be convenient for carry back the aeration tank with the activated sludge of a certain proportion in recycle through the fourth conveyer pipe, open first control valve, remaining activated sludge passes through the blow off pipe discharge.

2. In this scheme, through being provided with pretreatment tank, grid, baffle, hourglass groove, filter plate, fixing bolt, solid-state foreign matter filters out through the grid, and the staff of being convenient for clears up, unscrews fixing bolt, convenient to detach and change the filter plate.

Drawings

In order to more clearly illustrate the technical solutions of the present utility model, the drawings that are needed in the description of the specific embodiments will be briefly described below, it being obvious that the drawings in the following description are only some examples of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1: the front side structure of the utility model is schematically shown;

fig. 2: the rear side structure of the utility model is schematically shown;

fig. 3: a top view of the present utility model;

fig. 4: an enlarged view of the utility model at a in fig. 1;

Fig. 5: an enlarged view of the utility model at B in fig. 3;

Fig. 6: the utility model is a bottom view.

The reference numerals are as follows:

1. a case; 2. a water inlet pipe; 3. a pretreatment pool; 4. an aeration tank; 5. a grille; 6. a partition plate; 7. a drain groove; 8. a filter plate; 9. a fixing bolt; 10. an aerator; 11. a pump body; 12. a first delivery tube; 13. a second delivery tube; 14. standing the box; 15. a fixing frame; 16. a scraper; 17. a connecting block; 18. a bidirectional screw; 19. a driving motor; 20. a limit rod; 21. a third delivery tube; 22. a blow-down pipe; 23. a first control valve; 24. a support frame; 25. a sludge pump; 26. a fourth conveying pipe; 27. a second control valve; 28. and a water outlet pipe.

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.

As shown in fig. 1-6, relate to a sewage treatment device, including box 1, the inside one end of box 1 is provided with pretreatment tank 3, the inside one end of box 1 is provided with aeration tank 4, fixedly connected with baffle 6 between pretreatment tank 3 and the aeration tank 4, the rear end both sides of box 1 all fixedly connected with case 14 of standing, the inside bottom both sides of case 14 of standing all are provided with scraper blade 16, the upside front and back side of case 14 of standing all fixedly connected with mount 15, the inside both ends of mount 15 all sliding connection has connecting block 17, the lower extreme of connecting block 17 respectively with corresponding scraper blade 16 fixed connection, the mount 15 internal rotation that is located the front end is connected with bi-directional screw 18, bi-directional screw 18's both ends respectively with corresponding connecting block 17 threaded connection, the bottom of case 14 of standing all is provided with sludge pump 25, the output fixedly connected with fourth conveyer pipe 26 of sludge pump 25, the one end of fourth conveyer pipe 26 runs through and communicates to the inboard bottom of aeration tank 4.

As shown in fig. 1-6, the front end of the box body 1 is provided with a water inlet pipe 2, the inside of the pretreatment tank 3 is fixedly connected with a grid 5 below the water inlet pipe 2, a certain inclination angle is formed between the grid 5 and the inner wall of the box body 1, some solid foreign matters are filtered out, workers clean the solid foreign matters at regular time, a drain groove 7 is formed in the upper end of the partition plate 6, a filter plate 8 is clamped at the top end of the partition plate 6, fixing bolts 9 are connected at two ends of the filter plate 8 in a threaded manner, the lower ends of the fixing bolts 9 are in threaded connection with the partition plate 6, and the filter plate 8 is convenient to detach, clean and replace.

As shown in fig. 1-6, the two inner side walls of the aeration tank 4 are fixedly connected with an aerator 10, the two rear ends of the tank 1 are fixedly connected with a pump body 11, the input end of the pump body 11 is fixedly connected with a first conveying pipe 12, one end of the first conveying pipe 12 penetrates through the side wall of the tank 1 to be communicated into the aeration tank 4, the output end of the pump body 11 is fixedly connected with a second conveying pipe 13, one end of the second conveying pipe 13 penetrates through to be communicated into a corresponding standing tank 14, and sewage solution mixed with activated sludge is input into the standing tank 14 for precipitation.

As shown in fig. 1-6, a driving motor 19 is fixedly connected to one side of a fixing frame 15 located at the front end, the output end of the driving motor 19 penetrates through the side wall of the corresponding fixing frame 15 and one end of a bidirectional screw 18, a limiting rod 20 is fixedly connected to one side of the fixing frame 15 located at the rear end, the limiting rod 20 is slidably connected with a corresponding connecting block 17, a third conveying pipe 21 is arranged at the center of the bottom of the static tank 14, one end of the third conveying pipe 21 penetrates through and is communicated to the inside of the corresponding static tank 14, the other end of the third conveying pipe 21 is fixedly connected with the input end of a corresponding sludge pump 25, one end of a fourth conveying pipe 26 is provided with a second control valve 27, a supporting frame 24 is fixedly connected to the bottom of the static tank 14, the sludge pump 25 is fixedly connected with the corresponding supporting frame 24, a sewage pipe 22 is arranged on one side of the static tank 14, a first control valve 23 is arranged at the upper end of the third conveying pipe 22, active sludge deposited at the bottom is scraped into the third conveying pipe 21 by utilizing a scraper 16 on two sides, the sewage pump 25 is conveyed back to the inside the corresponding static tank 14, the sewage pump 4 is discharged through the residual sludge pump 25, and a sewage outlet pipe 28 is discharged through the residual sewage outlet pipe 28, and a sewage outlet pipe 28 is arranged on one side of the sewage outlet pipe 14.

Working principle: when the sewage treatment device is used, sewage is introduced into the pretreatment tank 3 through the water inlet pipe 2, solid foreign matters are filtered out through the grid 5, then the sewage flows into the aeration tank 4 through the filter plate 8 and the drain tank 7, the aerator 10 is started, the mixed reaction of activated sludge and sewage is utilized, continuous aeration is carried out, the water solution in the aeration tank 4 is conveyed into the standing tank 14 through the pump body 11 for precipitation, purified water is discharged through the water outlet pipe 28, the driving motor 19 is started, the bidirectional screw 18 rotates and drives the connecting block 17 to move in opposite directions, the scrapers 16 on two sides are driven to move in opposite directions, the activated sludge deposited at the bottom is scraped to the position of the third conveying pipe 21, the sludge pump 25 is started, the second control valve 27 is opened, part of the activated sludge is conveyed into the aeration tank 4 through the fourth conveying pipe 26 for recycling, the first control valve 23 is opened, and the rest of the activated sludge is discharged through the sewage discharge pipe 22.

The preferred embodiments of the utility model disclosed above are intended only to assist in the explanation of the utility model. The preferred embodiments are not intended to be exhaustive or to limit the utility model to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best understand and utilize the utility model. The utility model is limited only by the claims and the full scope and equivalents thereof.

Claims

1. The utility model provides a sewage treatment plant, includes box (1), its characterized in that: the inside one end of box (1) is provided with pretreatment tank (3), the inside one end of box (1) is provided with aeration tank (4), fixedly connected with baffle (6) between pretreatment tank (3) and aeration tank (4), the equal fixedly connected with of rear end both sides of box (1) is stood case (14), the inside bottom both sides of standing case (14) all are provided with scraper blade (16), the equal fixedly connected with mount (15) of upper end front and back side of standing case (14), the inside both ends of mount (15) all sliding connection have connecting block (17), the lower extreme of connecting block (17) respectively with corresponding scraper blade (16) fixed connection, be located the front end the both ends of fixing frame (15) internal rotation connection have bi-directional screw (18), bi-directional screw (18) respectively with corresponding connecting block (17) threaded connection, the bottom of standing case (14) all is provided with sludge pump (25), the output fixedly connected with fourth conveyer pipe (26) of sludge pump (25), the bottom of fourth conveyer pipe (26) is run through to aeration tank (4) to the inside one end intercommunication.

2. A sewage treatment apparatus according to claim 1, wherein: the front end of the box body (1) is provided with a water inlet pipe (2), and a grid (5) is fixedly connected with the inside of the pretreatment tank (3) below the water inlet pipe (2).

3. A sewage treatment apparatus according to claim 1, wherein: the upper end of baffle (6) has seted up hourglass groove (7), the top joint of baffle (6) has filter plate (8), the equal threaded connection in both ends of filter plate (8) has fixing bolt (9), the lower extreme and the baffle (6) threaded connection of fixing bolt (9).

4. A sewage treatment apparatus according to claim 1, wherein: the utility model discloses a aeration tank, including aeration tank (4), pump body (11), first conveyer pipe (12) of the equal fixedly connected with in rear side both ends of box (1), the lateral wall intercommunication to aeration tank (4) of box (1) is all run through to the one end of first conveyer pipe (12), the output of pump body (11) is all fixedly connected with second conveyer pipe (13), the one end of second conveyer pipe (13) is all run through the intercommunication to corresponding in keeping still case (14).

5. A sewage treatment apparatus according to claim 1, wherein: one side of the fixing frame (15) at the front end is fixedly connected with a driving motor (19), and the output end of the driving motor (19) penetrates through the side wall of the corresponding fixing frame (15) and is fixedly connected with one end of a bidirectional screw rod (18).

6. A sewage treatment apparatus according to claim 1, wherein: and limiting rods (20) are fixedly connected in the fixing frames (15) at the rear ends, and the limiting rods (20) are in sliding connection with the corresponding connecting blocks (17).

7. A sewage treatment apparatus according to claim 1, wherein: the bottom center of case (14) of standing all is provided with third conveyer pipe (21), the one end of third conveyer pipe (21) all runs through the intercommunication to the inside of corresponding case (14) of standing, the other end of third conveyer pipe (21) all with correspond the input fixed connection of sludge pump (25), the one end of fourth conveyer pipe (26) all is provided with second control valve (27).

8. A sewage treatment apparatus according to claim 1, wherein: the bottom of case (14) of standing still all fixedly connected with support frame (24), sludge pump (25) all with correspond support frame (24) fixed connection, the bottom of case (14) of standing still is located one side of third conveyer pipe (21) and all is provided with blow off pipe (22), the upper end of blow off pipe (22) all is provided with first control valve (23), one side of case (14) of standing still all is provided with outlet pipe (28).