CN221420842U - High ammonia nitrogen domestic sewage treatment equipment - Google Patents

Abstract

The utility model discloses high ammonia nitrogen domestic sewage treatment equipment, which relates to the technical field of sewage treatment and comprises a biochemical sedimentation tank, wherein a first sewage outlet and a second sewage outlet are formed in the bottom in the biochemical sedimentation tank, a screw rod is connected in the biochemical sedimentation tank in a rotating manner, a nut is connected to the screw rod in a screwed manner, a moving plate is connected to the nut in a rotating manner, a cleaning knife for scraping a bottom plate in the biochemical sedimentation tank is arranged at the bottom of the moving plate, a driving motor is arranged at one side of the screw rod, a water inlet pipe and a water outlet pipe are arranged on the biochemical sedimentation tank, control valves are arranged on the water inlet pipe and the water outlet pipe, the driving motor is started to drive the screw rod to rotate, the moving plate can do linear reciprocating motion relative to the bottom of the biochemical sedimentation tank by the rotation of the screw rod, and then the cleaning knife at the bottom of the moving plate is driven to scrape the bottom of the biochemical sedimentation tank, so that sludge which is not washed away is solved, and the problem that some sludge cannot be washed away due to the unsmooth bottom in the biochemical sedimentation tank is solved.

Description

High ammonia nitrogen domestic sewage treatment equipment

Technical Field

The utility model relates to the technical field of sewage treatment, in particular to high ammonia nitrogen domestic sewage treatment equipment.

Background

Chinese patent publication No. CN215975415U discloses that "a high ammonia nitrogen domestic sewage treatment device" includes pipe connection in proper order: the device comprises a wastewater collection tank, a polycrystal sedimentation tank, a short-cut nitrification and denitrification tank, an anaerobic tank, an aerobic tank and a biochemical sedimentation tank, wherein the wastewater collection tank is also communicated with the short-cut nitrification and denitrification tank through a pipeline, and switch valves are arranged on connecting pipelines of the wastewater collection tank and the crystal delivery tank as well as on connecting pipelines of the wastewater collection tank and the short-cut nitrification and denitrification tank. The high ammonia nitrogen domestic sewage treatment equipment can adopt different sewage treatment modes according to the situations of drainage peak and normal drainage, improves the flexibility of sewage treatment of the equipment, saves running cost, reduces energy consumption, maintains the biochemical performance of the equipment, and ensures effective purification treatment of sewage under the condition of peak drainage. Solves the problems that the existing sewage treatment equipment is difficult to cope with different situations and has poor load resistance and impact resistance.

The device in the above-mentioned patent has solved sewage treatment equipment and has been difficult to deal with the problem of different situations and be worth promoting, but exist the producer and can select directly to wash the bottom in the biochemical sedimentation tank with running water directly when promoting manufacturing, carry out the scrubbing work to the biochemical sedimentation tank, thereby because select some not smoother materials to make biochemical sedimentation tank bottom plate again, thereby only wash out the water quality that can influence the mud work and then influence the filtration with the clear water, present proposes a high ammonia nitrogen domestic sewage treatment equipment and solves the incomplete problem of blowdown in above-mentioned.

Disclosure of utility model

The utility model aims to provide high ammonia nitrogen domestic sewage treatment equipment so as to solve the defects in the prior art.

In order to achieve the above object, the present utility model provides the following technical solutions: the utility model provides a high ammonia nitrogen domestic sewage treatment equipment, includes biochemical sedimentation tank, and the bottom in the biochemical sedimentation tank is equipped with first drain and second drain, and biochemical sedimentation tank internal rotation is connected with the screw rod, and the spiro union has the nut on the screw rod, rotates on the nut to be connected with the movable plate, and the bottom of movable plate is equipped with the clean sword to biochemical sedimentation tank inner bottom plate scratch, and one side of screw rod is equipped with driving motor.

Further, the biochemical sedimentation tank is provided with a water inlet pipe and a water outlet pipe, the water inlet pipe and the water outlet pipe are respectively provided with a first control valve, water can be injected into the biochemical sedimentation tank through the water inlet pipe, water after sedimentation through some biochemical reactions can be discharged through the water outlet pipe to enter the next process, and the first control valves can control the water quantity in the biochemical sedimentation tank.

Further, first drain department fixedly connected with first drain, second drain department fixedly connected with second drain, first drain and the same total drain of second drain fixedly connected with, can make the silt of first drain department and second drain department get into in the total drain through first drain and second drain and total drain intercommunication, collect silt through total drain.

Further, the first drain pipe and the second drain pipe are respectively provided with a second control valve, and the drain time can be controlled by opening and closing the second control valves, so that the sewage treatment is conveniently carried out on the sludge in the biochemical sedimentation tank by using the device by workers.

Further, rotate on the movable plate and be connected with the carousel, carousel and screw rod spiro union are equipped with on the carousel to the clear cleaning brush of screw rod, and the screw rod can not adhere to impurity such as some mud on the screw rod in biochemical sedimentation tank for a long time, and the carousel removes and rotates on the screw rod and can make the cleaning brush on the carousel clean the screw rod for impurity such as mud on the screw rod drops and does not influence the rotation that the screw rod drove the movable plate.

Compared with the prior art, the high ammonia nitrogen domestic sewage treatment equipment provided by the utility model has the advantages that the driving motor is started, the driving motor drives the screw rod to rotate, the moving plate can do linear reciprocating motion relative to the bottom of the biochemical sedimentation tank through the rotation of the screw rod, and further the cleaning knife at the bottom of the moving plate is driven to scratch the bottom of the biochemical sedimentation tank, so that the sludge which is not washed by clean water is removed, and the problem that some sludge is not washed due to the unsmooth bottom in the biochemical sedimentation tank is solved.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings required for the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.

FIG. 1 is a schematic diagram of the overall structure of a device according to an embodiment of the present utility model;

FIG. 2 is a schematic cross-sectional view of a device according to an embodiment of the present utility model;

FIG. 3 is an enlarged schematic view of the structure at A according to an embodiment of the present utility model;

Fig. 4 is a schematic view of a screw nut structure according to an embodiment of the present utility model.

Reference numerals illustrate:

1. A biochemical sedimentation tank; 101. a first drain outlet; 102. a second drain outlet; 103. a water inlet pipe; 104. a water outlet pipe; 2. a screw; 201. a nut; 202. a driving motor; 3. a moving plate; 301. a cleaning blade; 4. a first control valve; 5. a first drain pipe; 6. a second drain pipe; 7. a total blow-down pipe; 8. a second control valve; 9. a turntable; 901. a cleaning brush.

Detailed Description

In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.

Referring to fig. 1-4, the high ammonia nitrogen domestic sewage treatment device provided by the embodiment of the utility model comprises a biochemical sedimentation tank 1, wherein a first sewage outlet 101 and a second sewage outlet 102 are arranged at the bottom in the biochemical sedimentation tank 1, a screw rod 2 is rotationally connected to the biochemical sedimentation tank 1, a nut 201 is screwed on the screw rod 2, a moving plate 3 is rotationally connected to the nut 201, a cleaning knife 301 for scraping the bottom plate in the biochemical sedimentation tank 1 is arranged at the bottom of the moving plate 3, a driving motor 202 is arranged at one side of the screw rod 2, when the water in the biochemical sedimentation tank 1 is subjected to a series of processes, the separation of impurities such as sludge and the like from the water is realized, after the water is discharged, the bottom plate in the biochemical sedimentation tank 1 is washed, part of sludge is difficult to be washed off, at the moment, the driving motor 202 is started to drive the screw rod 2 to rotate, the rotation of the screw rod 2 enables the moving plate 3 to do linear reciprocating motion through the nut 201, and the cleaning knife 301 is used for scraping the bottom plate in the biochemical sedimentation tank 1, so that the sludge which is not washed is prevented from being accumulated for a plurality of times.

Compared with the prior art, the high ammonia nitrogen domestic sewage treatment equipment provided by the utility model has the advantages that the driving motor 202 is started, the driving motor 202 drives the screw rod 2 to rotate, the moving plate 3 can do linear reciprocating motion relative to the bottom of the biochemical sedimentation tank 1 through the rotation of the screw rod 2, and further the cleaning knife 301 at the bottom of the moving plate 3 is driven to scratch the bottom of the biochemical sedimentation tank 1, so that the sludge which is not washed by clean water is removed, and the problem that some sludge cannot be washed due to the unsmooth bottom in the biochemical sedimentation tank 1 is solved.

As a preferred technical scheme of the embodiment, a water inlet pipe 103 and a water outlet pipe 104 are arranged on the biochemical sedimentation tank 1, a first control valve 4 is arranged on the water inlet pipe 103 and the water outlet pipe 104, water flow can be injected into the biochemical sedimentation tank 1 through the water inlet pipe 103, water after sedimentation through some biochemical reactions can be discharged through the water outlet pipe 104 to enter the next process, and the first control valve 4 can control the water quantity in the biochemical sedimentation tank 1.

As the preferred technical scheme of this embodiment, first drain 101 department fixedly connected with first drain 5, second drain 102 department fixedly connected with second drain 6, first drain 5 and second drain 6 fixedly connected with same total drain 7, in can making the silt of first drain 101 department and second drain 102 department get into total drain 7 through first drain 5 and second drain 6 and total drain 7 intercommunication, collect silt through total drain 7.

As the preferred technical scheme of this embodiment, all be equipped with second control valve 8 on first blow off pipe 5 and the second blow off pipe 6, can make control blowdown time through opening and closing of second control valve 8, make things convenient for the worker to use the device to carry out blowdown treatment to the mud in the biochemical precipitation tank 1.

As the preferred technical scheme of this embodiment, rotate on the movable plate 3 and be connected with carousel 9, carousel 9 and screw rod 2 spiro union are equipped with on the carousel 9 to the clear cleaning brush 901 of screw rod 2, and impurity such as some mud can not adhere to on the screw rod 2 in biochemical sedimentation tank 1 for a long time, carousel 9 remove and rotate on screw rod 2 can make the cleaning brush 901 on carousel 9 clean screw rod 2 for impurity such as mud drops on the screw rod 2 do not influence the rotation of screw rod 2 drive movable plate 3.

Working principle: the driving motor 202 drives the screw rod 2 to rotate, and the moving plate 3 makes linear reciprocating motion through the nut 201 by the rotation of the screw rod 2, so that the cleaning knife 301 fixed at the bottom of the moving plate 3 can clean the sludge attached to the bottom plate in the biochemical sedimentation tank 1.

While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.

Claims (5)

1. The utility model provides a high ammonia nitrogen domestic sewage treatment equipment, includes biochemical sedimentation tank (1), its characterized in that, the bottom in biochemical sedimentation tank (1) is equipped with first drain (101) and second drain (102), and biochemical sedimentation tank (1) internal rotation is connected with screw rod (2), the spiro union has nut (201) on screw rod (2), it is connected with movable plate (3) to rotate on nut (201), the bottom of movable plate (3) is equipped with clean sword (301) to biochemical sedimentation tank (1) inner bottom plate scratch, one side of screw rod (2) is equipped with driving motor (202).

2. The high ammonia nitrogen domestic sewage treatment device according to claim 1, wherein the biochemical sedimentation tank (1) is provided with a water inlet pipe (103) and a water outlet pipe (104), and the water inlet pipe (103) and the water outlet pipe (104) are respectively provided with a first control valve (4).

3. The high ammonia nitrogen domestic sewage treatment device according to claim 1, wherein the first sewage outlet (101) is fixedly connected with a first sewage outlet (5), the second sewage outlet (102) is fixedly connected with a second sewage outlet (6), and the first sewage outlet (5) and the second sewage outlet (6) are fixedly connected with the same total sewage outlet (7).

4. A high ammonia nitrogen domestic sewage treatment device according to claim 3, wherein the first sewage drain pipe (5) and the second sewage drain pipe (6) are provided with second control valves (8).

5. The high ammonia nitrogen domestic sewage treatment device according to claim 1, wherein the movable plate (3) is rotatably connected with a rotary table (9), the rotary table (9) is in threaded connection with the screw rod (2), and a cleaning brush (901) for cleaning the screw rod (2) is arranged on the rotary table (9).