1. The utility model provides a family is with type domestic sewage treatment plant convenient to frock, includes hollow outer bucket (1) and interior bucket (2), its characterized in that: the inner barrel (2) is distributed inside the outer barrel (1), the arc-shaped outer wall of the inner barrel (2) is tightly attached to the inner wall of the outer barrel (1), the adjacent inner barrel (2) is attached to the side wall of the inner barrel (2), the top of the outer barrel (1) is provided with an upper structure (3) of a top cover, the middle of the upper structure (3) is provided with a cover plate (5), and a heightening ring (4) is arranged between the upper structure (3) and the cover plate (5).

2. The household domestic sewage treatment device convenient for tooling of claim 1, which is characterized in that: the outer barrel (1) is a hollow barrel, the inner barrels (2) are fan-shaped barrels with uniform specifications, the number of the inner barrels (2) is at least four, the inner barrels (2) fill the cavity of the outer barrel (1), and the outer barrel (1) and the inner barrels (2) are manufactured and formed in one step by a plastic manufacturing process.

3. The household domestic sewage treatment device convenient for tooling of claim 1, which is characterized in that: the side wall of the inner barrel (2) is provided with a limber hole for cap combination connection, the inner barrel is fixed and has the function of water passing, the first inner barrel is connected with the second inner barrel through the cap combination, the rear part of the second inner barrel is connected with a tee joint and extends into the lower part of the second inner barrel through a pipeline, and water flows into the lower part of the second inner barrel from the upper part of the first inner barrel through the pipeline, so that air blockage and short flow are avoided.

4. The household domestic sewage treatment device convenient for tooling of claim 3, wherein: the upper part of the side wall of the inner barrel (2) is provided with a through hole, the bottom of the inner barrel (2) is provided with a positioning groove (21), the bottom of the outer barrel (1) is provided with a corresponding positioning lug (11), the positioning lug (11) is embedded into the positioning groove (21), the outer side wall of the outer barrel (1) is provided with reinforcing ribs (15) which are gradually dense from top to bottom, and the periphery of the outer barrel (1) is provided with a lifting lug (6).

5. The household domestic sewage treatment device convenient for tooling of claim 4, wherein: the inner barrel (2) is tightly attached to the outer barrel (1), an inwards-concave strengthening groove (22) is formed in the outer side of the inner barrel (2), a limiting protrusion (24) and a limiting groove (23) are formed in the side wall of the inner barrel (2) and used for strengthening positioning between the adjacent inner barrel (2) and the inner barrel (2), and a first water passing port (25) and a second water passing port (26) are formed in the two side walls of the inner barrel (2) respectively.

6. The household domestic sewage treatment device convenient for tooling of claim 1, which is characterized in that: superstructure (3) and outer bucket (1) junction be cutting section (7), cutting into two parts along cutting section (7) behind superstructure (3) and the integrative rotational moulding shaping of outer bucket (1), superstructure (3) are equipped with the circular viewing aperture with the top cap is concentric, the viewing aperture slightly is greater than the circle that the limbers encloses, apron (5) lid closes the port department at the viewing aperture, ventilative groove (51) have been seted up on the face of apron (5).

7. The household domestic sewage treatment device convenient for tooling of claim 5, wherein: the upper part of the outer barrel (1) is provided with a first water inlet (12), a first water outlet (13) and an air pipe inlet (14) which are connected with an external pipeline, sewage enters the inner barrel (2) from the first water inlet (12), flows clockwise for nearly a week and then is discharged outside through the first water outlet (13), the two inner barrels (2) are respectively arranged at the first water inlet (12) and the first water outlet (13), and after the two inner barrels are arranged, an artificial opening corresponds to the existing first water inlet (12), the first water outlet (13) and the air pipe inlet (14) of the outer barrel (1) and is connected with the outer barrel (1) through a cap.

8. The household domestic sewage treatment device convenient for tooling of claim 7, wherein: the inner cylinder (2) connected with the first water inlet (12) is not communicated with the inner cylinder (2) connected with the first water outlet (13).

9. The household domestic sewage treatment device convenient for tooling of claim 1, which is characterized in that: the outer barrel (1) flanging and the upper structure (3) flanging are correspondingly drilled and fixed through screws, after the upper structure (3) is connected with the outer barrel (1), the inner flanging of the upper structure (3) is abutted against the upper end of the arc wall of the inner barrel (2), the inner barrel (2) is fixed, and the inner barrel (2) is prevented from moving up and down.

Background

In recent years, the pollution speed of rural water resources is obviously increased, the water environment condition is worried and worried, and the deterioration degree is more and more serious. At the present stage, escherichia coli, chemical oxygen demand, total phosphorus, ammonia nitrogen, a surfactant and the like are main causes of pollution of rural water environment, and with the promotion of rural dry toilet change policy, more and more villages are provided with septic tanks. The septic tank can realize the harmlessness and the decrement of excrement, can directly be used for the soil fertilization, but villagers prefer to use convenient chemical fertilizer more, so only a small part of excrement is used for the soil, more is discharged into the water, causes the pollution. Therefore, the advanced treatment of rural domestic water is important, and the Chinese patent with the publication number of CN109970192A discloses a purification tank, which comprises a tank body, a first inner container and a second inner container, wherein a blow molding production and processing mode is adopted, but the mold opening cost of a blow molding product is high, the number of tank body modules is large, the structure is complicated, the installation difficulty is large, and the deformation amount of the first inner container is large, so that the use is influenced.

Disclosure of Invention

1. Technical problem to be solved by the invention

The household domestic sewage treatment device is formed by assembling a hollow outer barrel and a plurality of fan-shaped inner barrels, the fan-shaped inner barrels are tightly connected and placed in the outer barrel to form sewage reaction chambers with different functions, the arc-shaped outer walls of the inner barrels are tightly attached to the inner wall of the outer barrel, the outer barrel and an upper structure are integrally formed and then cut, and after the inner barrels are assembled, the outer barrel and the upper structure are connected through stainless steel screws.

2. Technical scheme

In order to achieve the purpose, the technical scheme provided by the invention is as follows:

the invention relates to a household domestic sewage treatment device convenient for tooling, which comprises a hollow outer barrel and an inner barrel, and is characterized in that: the inner barrel is distributed inside the outer barrel, the arc-shaped outer wall of the inner barrel is tightly attached to the inner wall of the outer barrel, the adjacent inner barrel is attached to the side wall of the inner barrel, the top of the outer barrel is provided with an upper structure of a top cover, the middle of the upper structure is provided with a cover plate, and a heightening ring is arranged between the upper structure and the cover plate.

Furthermore, the outer barrel is a hollow barrel, the inner barrel is a fan-shaped barrel with uniform specification, the number of the inner barrels is at least four, the inner barrel fills the cavity of the outer barrel, and the outer barrel and the inner barrel are manufactured and molded by a plastic manufacturing process at one time.

Furthermore, the side wall of the inner barrel is provided with a limber hole for cap combination connection, the side wall of the inner barrel is used for fixing the inner barrel and has the function of passing water, the first inner barrel is connected with the second inner barrel through the cap combination, the rear part of the second inner barrel is connected with a tee joint and extends into the lower part of the second inner barrel through a pipeline, and water flows into the lower part of the second inner barrel from the upper part of the first inner barrel through the pipeline, so that air blockage and short flow are avoided.

Furthermore, the upper part of the side wall of the inner barrel is provided with a pipe through hole, the bottom of the inner barrel is provided with a positioning groove, the bottom of the outer barrel is provided with a corresponding positioning lug, the positioning lug is embedded into the positioning groove, the outer side wall of the outer barrel is provided with reinforcing ribs which are gradually dense from top to bottom, and the periphery of the outer barrel is provided with a lifting lug.

Furthermore, the inner barrel is tightly attached to the outer barrel, an inwards concave reinforcing groove is formed in the outer side of the inner barrel, a limiting protrusion and a limiting groove are formed in the side wall of the inner barrel and used for enhancing positioning between the adjacent inner barrel and the inner barrel, and a first water passing port and a second water passing port are formed in two side walls of the inner barrel respectively.

Furthermore, the connection part of the upper structure and the outer barrel is a cutting section, the upper structure and the outer barrel are integrally rotationally molded and then cut into two parts along the cutting section, the upper structure is provided with a circular observation port concentric with the top cover, the observation port is slightly larger than a circle surrounded by the water through holes, the cover plate covers the port part of the observation port, and the surface of the cover plate is provided with a ventilation groove.

Furthermore, the upper part of the outer barrel is provided with a first water inlet, a first water outlet and an air pipe inlet which are connected with an external pipeline, sewage enters the inner barrel from the first water inlet, flows clockwise for nearly a circle and then is discharged outside through the first water outlet, the sewage is respectively arranged in the two inner barrels of the first water inlet and the first water outlet, and after the sewage is arranged, the artificial opening corresponds to the existing first water inlet, the first water outlet and the air pipe inlet of the outer barrel and is connected with the outer barrel opening through the parallel cap.

Furthermore, the inner cylinder connected with the first water inlet is not communicated with the inner cylinder connected with the first water outlet.

Furthermore, the outer barrel flanging and the upper structure flanging are correspondingly drilled and fixed through screws, after the upper structure is connected with the outer barrel, the inner flanging of the upper structure is abutted against the upper end of the arc wall of the inner barrel, the inner barrel is fixed, and the inner barrel is prevented from moving up and down.

3. Advantageous effects

Compared with the prior art, the technical scheme provided by the invention has the following beneficial effects:

the invention is formed by assembling a hollow outer barrel and a plurality of fan-shaped inner barrels, the fan-shaped inner barrels are tightly connected and placed in the outer barrel to form sewage reaction chambers with different functions, the arc-shaped outer walls of the inner barrels are tightly attached to the inner wall of the outer barrel, the outer barrel and an upper structure are integrally formed and then cut, and after the inner barrels are assembled, the outer barrel and the upper structure are connected through stainless steel screws.

Drawings

FIG. 1 is an overall block diagram of the present invention;

FIG. 2 is a view showing the internal structure of the apparatus of the present invention;

FIG. 3 is a structural view of an outer tub according to the present invention;

FIG. 4 is a view showing the construction of the inner barrel according to the present invention;

FIG. 5 is a partial block diagram of the present invention;

FIG. 6 is a top view of the present invention;

FIG. 7 is an enlarged view of the water passing structure of the present invention;

in the figure: 1. an outer tub; 11. positioning the bump; 12. a first water inlet; 13. a first water outlet; 14. an air pipe inlet; 15. reinforcing ribs; 2. an inner barrel; 21. a positioning groove; 22. a strengthening tank; 23. a limiting groove; 24. a limiting bulge; 25. a first water passing opening; 26. a second water passing opening; 3. a superstructure; 4. adding a high ring; 5. a cover plate; 51. a ventilation groove; 6. lifting lugs; 7. and (5) cutting into sections.

Detailed Description

The invention is further described with reference to the following figures and examples:

example 1

As can be seen from fig. 1-7, the household domestic sewage treatment device convenient for tooling of the embodiment includes a hollow outer barrel 1 and an inner barrel 2, wherein the inner barrel 2 is distributed inside the outer barrel 1, the arc outer wall of the inner barrel 2 is tightly attached to the inner wall of the outer barrel 1, the adjacent inner barrel 2 is attached to the side wall of the inner barrel 2, the top of the outer barrel 1 is provided with an upper structure 3 of a top cover, the middle part of the upper structure 3 is provided with a cover plate 5, and a heightening ring 4 is arranged between the upper structure 3 and the cover plate 5.

The outer barrel 1 is a hollow barrel, the inner barrel 2 is a fan-shaped barrel with uniform specification, the number of the inner barrels 2 is at least four, the inner barrels 2 fill the cavity of the outer barrel 1, and the outer barrel 1 and the inner barrels 2 are manufactured and formed in one step by a plastic manufacturing process.

The lateral wall of the inner barrel 2 is provided with a limbers for cap connection, the function of fixing the inner barrel and simultaneously playing the function of water passing, the first inner barrel is connected with the second inner barrel through the cap, the rear part of the second inner barrel is connected with a tee joint and extends into the lower part of the second inner barrel through a pipeline, and water flows into the lower part of the second inner barrel from the upper part of the first inner barrel through the pipeline, so that air blockage and short flow are avoided.

The upper part of the side wall of the inner barrel 2 is provided with a through hole, as shown in fig. 4, the bottom of the inner barrel 2 is provided with a positioning groove 21, the bottom of the outer barrel 1 is provided with a corresponding positioning lug 11, the positioning lug 11 is embedded into the positioning groove 21, the installation is convenient, the inner barrel 2 is ensured not to rotate inside the outer barrel 1, the tool and the transportation are convenient, meanwhile, the inner barrel 2 is prevented from rotating in the outer barrel 1 in the transportation process, the pipeline is damaged, the outer side wall of the outer barrel 1 is provided with reinforcing ribs 15 which are gradually dense from top to bottom, and the periphery of the outer barrel 1 is provided with a lifting lug 6.

As shown in fig. 2-3, according to the stress analysis result, the outer barrel 1 is provided with the reinforcing ribs 15 which are gradually dense from top to bottom, so that the structural strength of the outer barrel is enhanced, the inner barrel 2 is better supported and protected, and the mutual reduction of the liquid tension inside the device and the external soil pressure is better realized.

As shown in fig. 4, the inner barrel 2 is closely attached to the outer barrel 1, an inwardly recessed reinforcing groove 22 is formed in the outer side of the inner barrel 2, a limiting protrusion 24 and a limiting groove 23 are formed in the side wall of the inner barrel 2 to enhance the positioning between the adjacent inner barrel 2 and the inner barrel 2, and a first water passing port 25 and a second water passing port 26 are respectively formed in the two side walls of the inner barrel 2.

As shown in fig. 5, the joint of the upper structure 3 and the outer tub 1 is a cutting section 7, the upper structure 3 and the outer tub 1 are integrally rotationally molded and then cut into two parts along the cutting section 7, the upper structure 3 is provided with a circular viewing port concentric with the top cover, the viewing port is slightly larger than a circle surrounded by the water through holes, the cover plate 5 covers the port of the viewing port, and the surface of the cover plate 5 is provided with a ventilation groove 51.

The whole rotational moulding shaping of outer bucket 1 and superstructure 3 needs the transition section 7 of later stage excision, and outer bucket 1 flanging has corresponding drilling with superstructure 3 flanging, through the screw fixation, and superstructure 3 is connected the back with outer bucket 1, and superstructure 3's inside flanging offsets with interior 2 arc wall upper ends of section of thick bamboo, has the fixed action to interior bucket 2, avoids interior 2 drunkenness from top to bottom.

As shown in figure 6, the central opening of the upper structure 3 is provided with the heightening ring 4 and the circular cover plate 5, the internal operation condition of the device can be checked at any time conveniently through the central opening, simultaneously, sediment can be cleaned periodically, the heightening ring 4 can meet different requirements of soil burying depth, the internal operation condition of the device can be observed conveniently, the cover plate 5 is provided with the ventilation groove 51, the internal gas of the device can be released, and the cover plate 5 can be opened and closed conveniently.

The upper part of the outer barrel 1 is provided with a first water inlet 12, a first water outlet 13 and an air pipe inlet 14 which are connected with an external pipeline, sewage enters the inner barrel 2 from the first water inlet 12, flows clockwise for nearly one circle and then is discharged outside through the first water outlet 13, the sewage is respectively arranged in the two inner barrels 2 of the first water inlet 12 and the first water outlet 13, the artificial openings correspond to the first water inlet 12, the first water outlet 13 and the air pipe inlet 14 which are arranged in the outer barrel 1 after installation, and the artificial openings are connected with the openings of the outer barrel 1 through a union cap.

As shown in fig. 7, the cap connection mode is simple, the water through hole is positioned at the upper part of the inner barrel 2, the pressure is low, the cap connection by adding the gasket is simple, the water seepage is not easy to occur, the cap is convenient to detach, and the structure is more compact.

The inner cylinder 2 connected with the first water inlet 12 is not communicated with the inner cylinder 2 connected with the first water outlet 13, and after the existing first water passing port 25 and the second water passing port 26 are connected through a parallel cap, the two ends are blocked by mounting pipe caps.

Outer bucket 1 and superstructure 3 integration system moulding, improve the installation accuracy, reduce the die sinking expense, the shaping mode more adds many kinds, selects production technology as required, equips, and the module is few, and the installation of being convenient for effectively solves the shape change problem, equips that the area of contact is bigger between each unit, and the atress is even.

Interior bucket 2 size and specification are unified, and a plurality of in quantity effectively reduces the mould expense, also reduces equipment dead weight simultaneously, and interior bucket 2 is placed in outer bucket 1, and it is higher to carve the degree of contact, and the later stage installation of being convenient for is outer bucket 1 and superstructure 3 integrated into one piece, and outer bucket 1 and interior bucket 2 are by the technology machine-shaping of moulding.

When interior bucket 2 assembles each other, spacing protruding 24 embedding spacing recess 23, the location between bucket 2 and the interior bucket 2 in the reinforcing, make it be difficult for rocking, packaging structure is more stable, be convenient for install, the transportation, interior bucket 2 lateral wall has the water hole, for first water gap 25 of crossing, the second water gap 26 of crossing, adjacent cross through between the water hole and cap connect, and be equipped with the rubber gasket between cap and the lateral wall, through above-mentioned structure, realize adjacent interior bucket 2, the rivers motion between different function partition, the fixed action between adjacent interior bucket 2 is compromise to the cap simultaneously, the rubber gasket ensures sealed effect.

The cap is connected with two adjacent inner cylinders, the latter is connected with the tee joint, the lower end port of the pipeline keeps a certain distance with the bottom of the inner cylinder, and the water inlet and the water outlet of the inner cylinder 2 are arranged below and above through the water passing mode, so that local short flow is prevented.

The hole that interior 2 upper portions of bucket have the trachea to pass through above-mentioned structure, realizes arranging of aeration main pipe, and the hole has the fixed action to aeration pipe simultaneously, and aeration pipe trompil position is on the upper side, keeps certain distance with the conventional water level of equipment, even do not do sealedly, also can ensure not to reveal.

The invention is assembled by a hollow outer barrel 1 and a plurality of fan-shaped inner barrels 2, the fan-shaped inner barrels 2 are tightly connected and placed in the outer barrel 1 to form sewage reaction chambers with different functions, the arc-shaped outer walls of the inner barrels 2 are tightly attached to the inner wall of the outer barrel 1, the outer barrel 1 and the upper structure 3 are integrally formed and then cut, and after the inner barrels 2 are assembled, the outer barrel 1 and the upper structure 3 are connected through stainless steel screws.

The present invention and its embodiments have been described above schematically, without limitation, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching, without departing from the spirit of the invention, the person skilled in the art shall not inventively design the similar structural modes and embodiments to the technical solution, but shall fall within the scope of the invention.