CN212770351U - Domestic sewage treatment device - Google Patents

Abstract

A domestic sewage treatment device comprises a U-shaped pipe (1), a high-pressure air pump (2), a solid-liquid separation device (3), a crushing device (4), a garbage guide pipe (5) and a methane treatment device (6), wherein the high-pressure air pump (2) is connected to one end of the U-shaped pipe (1), the solid-liquid separation device (3) is connected to the other end of the U-shaped pipe (1), a cutting steel sheet (7) is arranged in the U-shaped pipe (1), a water inlet (8) is formed in the side wall of the U-shaped pipe (1), the solid-liquid separation device (3) is communicated with the methane treatment device (6) through a water discharge pipe (13), the crushing device (4) is arranged at the lower part of the solid-liquid separation device (3), and the methane treatment device (6) is communicated with the crushing; the utility model provides a domestic sewage treatment device capable of efficiently treating large-scale impurities.

Description

Domestic sewage treatment device

Technical Field

The utility model relates to a water treatment facilities field specifically is a sewage treatment unit.

Background

Urban domestic sewage treatment is a big problem of present urban waste treatment, because often solid waste mixes in waste water for sewage when handling, usually need filter and separate bulky solid matter, in addition, because the protein content in domestic sewage is higher, if can carry out abundant transfer fermentation with it, make its marsh gas of production be utilized as the energy supply of the partial public area in city, for example: the heating of areas such as sanitation station, public lavatory etc. so not only realized the reutilization of city domestic sewage, also brought positive meaning to city construction, but current methane-generating pit can't carry out high-efficient processing to large-scale impurity, the output of the marsh gas that reduces.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical scheme, the utility model provides a domestic sewage treatment device which can efficiently treat large-scale impurities.

A domestic sewage treatment device comprises a U-shaped pipe, a high-pressure air pump, a solid-liquid separation device, a crushing device, a garbage guide pipe and a methane treatment device, wherein the high-pressure air pump is connected to one end of the U-shaped pipe, the solid-liquid separation device is connected to the other end of the U-shaped pipe, a cutting steel sheet is arranged in the U-shaped pipe, a water inlet is formed in the side wall of the U-shaped pipe, the solid-liquid separation device comprises a screening bin, a fixing plate, an electric telescopic rod, a baffle plate and a water discharge pipe, the screening bin is connected to the other end of the U-shaped pipe, the fixing plate is connected to the side wall of the screening bin, the electric telescopic rod is arranged on the fixing plate, a clamping groove is formed in the inner wall of the screening bin, the baffle plate slides through the side, after solid-liquid separation, removing the baffle plate to enable impurities to enter a crushing device, wherein the crushing device is arranged at the lower part of a screening bin and comprises a crushing bin, a driving motor and a rotating shaft, the crushing bin is arranged at the lower part of the screening bin and communicated with the screening bin, the driving motor is arranged on the inner wall of one side of the crushing bin, a bearing seat is arranged on the inner wall of the other side of the crushing bin, one end of the rotating shaft is connected to the output end of the driving motor, the other end of the rotating shaft is rotatably connected to the bearing seat, the rotating shaft is provided with crushing blades, the methane treatment device is communicated with the crushing bin through a garbage conduit, the methane treatment device comprises a methane bin, a methane outlet, a sewage pipe and a sewage treatment bin, the methane bin is communicated with the crushing bin through a garbage conduit, the methane bin is communicated with the screening bin through a drain pipe, the methane, the sewage treatment bin can treat water discharged from the methane bin, so that the reutilization of water resources is improved, and the environment is prevented from being polluted;

optionally, a plurality of cutting steel sheets are arranged inside the U-shaped pipe, and the water flow is pressurized by a high-pressure air pump, so that the flow speed is increased, large impurities are cut off by the cutting steel sheets, and the small impurities are formed;

optionally, the crushing fan blades are multiple, and the crushing efficiency is increased by the multiple crushing fan blades;

optionally, a valve is arranged in the sewage pipe, a one-way valve is arranged at the joint of the garbage pipeline and the biogas bin, and the one-way valve prevents biogas from leaking;

optionally, a filtering screen plate is arranged at the joint of the crushing bin and the garbage pipeline, and impurities with qualified sizes enter the biogas bin through the filtering screen plate.

The utility model adopts the above structure to gain beneficial effect as follows: the utility model provides a domestic sewage treatment device carries out the pressure boost through the high compression pump feedwater flow for the velocity of flow makes large-scale impurity cut off by the cutting steel sheet, becomes small-size impurity, and small-size impurity can cut into the rational size rapidly in smashing the storehouse, has improved kibbling speed, and the output of marsh gas can be increased to the impurity that the size is reasonable, and the sewage treatment storehouse can handle marsh gas storehouse exhaust water, improves the recycling of water resource, avoids the environment to receive the pollution.

Drawings

Fig. 1 is the overall structure diagram of the fixing device for transformer of the present invention.

The device comprises a U-shaped pipe 1, a high-pressure air pump 2, a solid-liquid separation device 3, a crushing device 4, a garbage guide pipe 5, a garbage guide pipe 6, a methane treatment device 7, a cutting steel sheet 8, a water inlet 9, a screening bin 10, a fixing plate 11, an electric telescopic rod 12, a baffle plate 13, a water discharge pipe 14, a clamping groove 15, a crushing bin 16, a driving motor 17, a rotating shaft 18, a bearing seat 19, crushing fan blades 20, a methane bin 21, a methane outlet 22, a sewage pipe 23, a sewage treatment bin 24, a valve 25, a one-way valve 26 and a filter screen plate.

Detailed Description

The technical solution of the present invention will be described in further detail with reference to the following embodiments, and the technical features or the connection relations of the present invention, which are not described in detail, are the prior art adopted.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases by those skilled in the art.

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1, a domestic sewage treatment device comprises a U-shaped pipe 1, a high-pressure air pump 2, a solid-liquid separation device 3, a crushing device 4, a garbage conduit 5 and a methane treatment device 6, wherein the high-pressure air pump 2 is connected to one end of the U-shaped pipe 1, the solid-liquid separation device 3 is connected to the other end of the U-shaped pipe 1, a cutting steel sheet 7 is arranged in the U-shaped pipe 1, a water inlet 8 is arranged on the side wall of the U-shaped pipe 1, the solid-liquid separation device 3 comprises a screening bin 9, a fixing plate 10, an electric telescopic rod 11, a baffle plate 12 and a drain pipe 13, the screening bin 9 is connected to the other end of the U-shaped pipe 1, the fixing plate 10 is connected to the side wall of the screening bin 9, the electric telescopic rod 11 is arranged on the fixing plate 10, a clamping groove 14 is arranged on the inner wall of the, the other end of the baffle 12 is embedded in a clamping groove 14, the screening bin 11 is communicated with the methane treatment device 6 through a drain pipe 13, the crushing device 4 is arranged at the lower part of the screening bin 9, the crushing device 4 comprises a crushing bin 15, a driving motor 16 and a rotating shaft 17, the crushing bin 15 is arranged at the lower part of the screening bin 9 and communicated with the screening bin 9, the driving motor 16 is arranged at the inner wall of one side of the crushing bin 15, a bearing seat 18 is arranged at the inner wall of the other side of the crushing bin 15, one end of the rotating shaft 17 is connected to the output end of the driving motor 16, the other end of the rotating shaft 17 is rotatably connected to the bearing seat 18, the rotating shaft 17 is provided with crushing fan blades 19, the methane treatment device 6 is communicated with the crushing bin 15 through a garbage guide pipe 5, the methane treatment device 6 comprises a methane bin 20, a methane outlet 21, a sewage pipe 22, the biogas bin 20 is communicated with the screening bin 11 through a drain pipe 13, the biogas outlet 21 is arranged on the side wall of the biogas bin 20, and the biogas bin 20 is communicated with a sewage treatment bin 23 through a sewage pipe 22; a plurality of cutting steel sheets 7 are arranged inside the U-shaped pipe 1; a plurality of crushing fan blades 19 are arranged; a valve 24 is arranged in the sewage pipe 22, and a one-way valve 25 is arranged at the joint of the garbage pipeline 5 and the biogas bin 20; and a filter screen plate 26 is arranged at the joint of the crushing bin 15 and the garbage pipeline 5.

When the device is used, domestic sewage enters the U-shaped pipe 1 from the water inlet 8, the high-pressure air pump 2 is started intermittently to increase the flow velocity of water flow, large impurities in the domestic sewage are cut into small impurities by the cutting steel sheet 7 when passing through the U-shaped pipe, the domestic sewage containing the small impurities enters the screening bin 9, the sewage enters the methane bin 20 through the drain pipe 13, the electric telescopic rod 11 is started after solid-liquid separation, the electric telescopic rod 11 drives the baffle plate 12 to be away from the screening bin 9, the small impurities enter the crushing bin 15, the driving motor 16 is started, the driving motor 16 drives the rotating shaft 17 to rotate on the bearing seat 18, the rotating shaft 17 drives the crushing fan blades 19 to rotate, the small impurities are crushed, the impurities with proper sizes enter the methane bin 20 through the garbage pipeline 5, the one-way valve 25 is closed after all the impurities enter the methane bin 20, and methane generated by the methane bin 20 is used in, the valve 24 is opened, and the sewage in the methane bin 20 enters the sewage treatment bin 23 for disinfection and purification.

Claims (5)

1. The utility model provides a domestic sewage treatment plant which characterized in that: comprises a U-shaped pipe (1), a high-pressure air pump (2), a solid-liquid separation device (3), a crushing device (4), a garbage guide pipe (5) and a methane treatment device (6), wherein the high-pressure air pump (2) is connected to one end of the U-shaped pipe (1), the solid-liquid separation device (3) is connected to the other end of the U-shaped pipe (1), a cutting steel sheet (7) is arranged in the U-shaped pipe (1), a water inlet (8) is formed in the side wall of the U-shaped pipe (1), the solid-liquid separation device (3) comprises a screening bin (9), a fixing plate (10), an electric telescopic rod (11), a baffle plate (12) and a drain pipe (13), the screening bin (9) is connected to the other end of the U-shaped pipe (1), the fixing plate (10) is connected to the side wall of the screening bin (9), the electric telescopic rod (11), baffle (12) slide and pass inside screening storehouse (9) lateral wall extends to screening storehouse (9), baffle (12) one end is connected in electric telescopic handle (11), baffle (12) other end gomphosis and draw-in groove (14), screening storehouse (9) are linked together through drain pipe (13) and marsh gas processing apparatus (6), screening storehouse (9) lower part is located to reducing mechanism (4), reducing mechanism (4) are including smashing storehouse (15), driving motor (16) and pivot (17), smash storehouse (15) and locate screening storehouse (9) lower part and be linked together with screening storehouse (9), driving motor (16) are located and are smashed storehouse (15) one side inner wall, it is equipped with bearing frame (18) to smash storehouse (15) opposite side inner wall, pivot (17) one end is connected in driving motor (16) output, pivot (17) other end swivelling joint is in bearing frame (18), the utility model discloses a biogas screening machine, including pivot (17), marsh gas processing apparatus (6), marsh gas bin (15), marsh gas outlet (21), sewage pipe (22), sewage treatment bin (23), smash bin (15), marsh gas processing apparatus (6) are linked together through rubbish pipe (5), marsh gas bin (20), marsh gas outlet (21), sewage pipe (22), marsh gas bin (20) lateral wall is located through rubbish pipe (5) and smash bin (15), marsh gas bin (20) are linked together through drain pipe (13) and screening bin (9), marsh gas outlet (21), marsh gas bin (20) are linked together through sewage pipe (22) and sewage treatment bin (23).

2. The domestic sewage treatment apparatus according to claim 1, wherein: a plurality of cutting steel sheets (7) are arranged inside the U-shaped pipe (1).

3. The domestic sewage treatment apparatus according to claim 1, wherein: the crushing fan blades (19) are provided in plurality.

4. The domestic sewage treatment apparatus according to claim 1, wherein: a valve (24) is arranged in the sewage pipe (22), and a one-way valve (25) is arranged at the joint of the garbage guide pipe (5) and the methane bin (20).

5. The domestic sewage treatment apparatus according to claim 1, wherein: a filter screen plate (26) is arranged at the joint of the crushing bin (15) and the garbage guide pipe (5).

Images