CN215756859U

CN215756859U - Domestic sewage treatment tank

Info

Publication number: CN215756859U
Application number: CN202122091617.7U
Authority: CN
Inventors: 郭丽; 王江涛; 候玉林
Original assignee: Henan Yizheng Environmental Protection Technology Co ltd
Current assignee: Henan Yizheng Environmental Protection Technology Co ltd
Priority date: 2021-08-31
Filing date: 2021-08-31
Publication date: 2022-02-08
Anticipated expiration: 2031-08-31

Abstract

The utility model discloses a domestic sewage treatment tank which comprises an upper tank body and a lower tank body, wherein the upper tank body is fixed above the lower tank body through a clamping structure, the upper tank body is sequentially divided into a filter cavity, a cache cavity and a flocculation cavity through a first partition plate, the upper tank body is provided with a first water inlet pipeline communicated with the filter cavity, and the filter cavity is communicated with the lower end of the cache cavity through a second filter screen; according to the utility model, the plurality of transversely arranged tank bodies are arranged into the upper tank body and the lower tank body which are longitudinally arranged, so that the occupied area is reduced, and meanwhile, the upper tank body and the lower tank body are independently arranged, so that the transportation and the installation are more convenient; with filter chamber, buffer memory chamber, flocculation chamber, sedimentation chamber, disinfection chamber concentrate respectively to set up in the upper tank body and the lower floor jar body, the integrated level is high, further reduces corresponding volume.

Description

Domestic sewage treatment tank

Technical Field

The utility model belongs to the technical field of sewage treatment equipment, and relates to a domestic sewage treatment tank.

Background

With the rapid development of economy, the pollution degree of domestic water is gradually deepened, domestic sewage becomes one of main sources of water body pollution in China at present, and distributed sewage treatment equipment is often adopted to collect and treat sewage in cities and towns with dispersed houses and difficult sewage collection. In the case of the activated sludge process, a conventional distributed sewage treatment facility generally includes a plurality of tanks each serving as a functional area such as a reaction chamber, a buffer chamber, and a pre-settling chamber. The large number of the tank bodies not only increases the manufacturing cost of equipment, but also occupies a large area, is not beneficial to popularization, and provides the domestic sewage treatment tank for solving the problems.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems in the background technology, the utility model provides a domestic sewage treatment tank.

In order to achieve the purpose, the technical scheme adopted by the utility model is as follows: a domestic sewage treatment tank comprises an upper tank body and a lower tank body, wherein the upper tank body is fixed above the lower tank body through a clamping structure, the upper tank body is sequentially divided into a filter cavity, a cache cavity and a flocculation cavity through a first partition plate, the upper tank body is provided with a first water inlet pipeline communicated with the filter cavity, the filter cavity is communicated with the lower end of the cache cavity through a second filter screen, a first liquid pump is arranged on the upper tank body, the water inlet end of the first liquid pump extends into the cache cavity through a hose, the water outlet end of the first liquid pump extends into the flocculation cavity through a hose, and a stirring device is arranged in the flocculation cavity;

the utility model discloses a flocculation tank, including lower floor's jar body, lower floor's jar body is divided into precipitation chamber and disinfection chamber through the second baffle, the overflow hole that communicates with precipitation chamber and disinfection chamber respectively is seted up to second baffle top, lower floor's jar body below is provided with the second inlet channel with the precipitation chamber intercommunication, upper strata jar body below is provided with the first outlet conduit with flocculation chamber intercommunication, first outlet conduit and second inlet channel pass through the second liquid pump intercommunication, lower floor's jar body below is provided with the second outlet conduit with disinfection chamber intercommunication.

Further, the filter chamber is respectively provided with a first filter chamber and a second filter chamber through a first filter screen, the first filter chamber is positioned above the second filter chamber, a coarse grid is arranged in the first filter chamber, the side wall of the upper tank body is provided with a window for the coarse grid to extend out of the first filter chamber, and the coarse grid is positioned under the first water inlet pipeline.

Furthermore, a liquid level meter is arranged at the position, located at the first filter screen, of the second filter cavity.

Further, agitating unit is including fixing the agitator motor of upper tank body upper end, stretching into the puddler of flocculation intracavity and crisscross the stirring vane that sets up at the puddler is global, through the coupling joint between agitator motor's output shaft and the puddler.

Furthermore, a filter plate with a plurality of through holes is fixed in the sedimentation cavity, and a first filter layer, a second filter layer and a third filter layer are sequentially arranged above the filter plate.

Further, the first filtering layer is large gravel, the second filtering layer is small gravel, and the third filtering layer is activated carbon.

Furthermore, a plurality of water treatment sterilizing lamps are fixed in the sterilizing cavity through supporting plates.

Compared with the prior art, the utility model has the following beneficial effects: according to the utility model, the plurality of transversely arranged tank bodies are arranged into the upper tank body and the lower tank body which are longitudinally arranged, so that the occupied area is reduced, and meanwhile, the upper tank body and the lower tank body are independently arranged, so that the transportation and the installation are more convenient; with filter chamber, buffer memory chamber, flocculation chamber, sedimentation chamber, disinfection chamber concentrate respectively to set up in the upper tank body and the lower floor jar body, the integrated level is high, further reduces corresponding volume.

Drawings

Fig. 1 is a schematic structural view of the present invention.

In the figure: 1. an upper tank body; 2. a lower tank body; 3. a first separator; 4. a filter chamber; 5. a cache cavity; 6. a flocculation chamber; 7. a first water inlet pipe; 8. a second filter screen; 9. a first liquid pump; 10. a stirring device; 101. a stirring motor; 102. a stirring rod; 103. a stirring sheet; 11. a second separator; 12. a sedimentation chamber; 13. a disinfection chamber; 14. an overflow aperture; 15. a second water inlet pipe; 16. a first outlet conduit; 17. a second outlet conduit; 18. a second liquid pump; 19. coarse grating; 20. a liquid level meter; 21. filtering the plate; 22. a first filter layer; 23. a second filter layer; 24. a third filter layer; 25. a support plate; 26. a water treatment germicidal lamp; 27. a first silt outlet pipeline; 28. a second sludge discharge pipe; 29. a first filter.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1, the technical solution adopted by the present invention is as follows: a domestic sewage treatment tank comprises an upper tank body 1 and a lower tank body 2, wherein an annular buckling part is integrally formed on the bottom surface of the upper tank body 1, a protruding part matched with the annular buckling part is integrally formed at the upper end of the lower tank body 2, the upper tank body 1 and the lower tank body 2 are fastened through bolts, the upper tank body 1 and the lower tank body 2 are vertically overlapped, the occupied area is greatly reduced compared with a plurality of tank bodies horizontally arranged in the prior art, meanwhile, the upper tank body 1 and the lower tank body 2 are detachably connected, the transportation is more convenient, the installation is quicker, the upper tank body 1 is sequentially divided into a filter cavity 4, a buffer cavity 5 and a flocculation cavity 6 through a first baffle plate 3, the upper end of the upper tank body 1 is provided with a first water inlet pipeline 7 communicated with the filter cavity 4, and a rectangular through hole is formed below the first baffle plate 3 between the filter cavity 4 and the buffer cavity 5, a second filter screen 8 is fixed in the rectangular through hole, and the second filter screen 8 can prevent impurities in the filter cavity 4 from entering the cache cavity 5;

the upper end of the upper layer tank body 1 is provided with a first liquid pump 9, the water inlet end of the first liquid pump 9 extends into the bottom of the cache cavity 5 through a hose, the water outlet end of the first liquid pump 9 extends into the flocculation cavity 6 through a hose, a stirring device 10 is arranged in the flocculation cavity 6, the upper layer tank body 1 is also provided with a feed inlet communicated with the flocculation cavity 6, the first liquid pump 9 pumps sewage in the cache cavity 5 into the flocculation cavity 6, a flocculating agent is added from the feed inlet, and the combination of the flocculating agent and the wastewater is accelerated through the stirring device 10;

the lower-layer tank body 2 is divided into a sedimentation chamber 12 and a disinfection chamber 13 through a second partition plate 11, an overflow hole 14 communicated with the sedimentation chamber 12 and the disinfection chamber 13 respectively is formed above the second partition plate 11, a second water inlet pipeline 15 communicated with the sedimentation chamber 12 is arranged below the lower-layer tank body 2, a first water outlet pipeline 16 communicated with the flocculation chamber 6 is arranged below the upper-layer tank body 1, the first water outlet pipeline 16 and the second water inlet pipeline 15 are communicated through a second liquid pump 18, a second water outlet pipeline 17 communicated with the disinfection chamber 13 is arranged below the lower-layer tank body 2, the second liquid pump 18 pumps a water source after the flocculation chamber 6 reacts with a flocculating agent into the sedimentation chamber 12 and further carries out sedimentation and filtration, and as the water source in the sedimentation chamber 12 is higher and higher, the water source enters the disinfection chamber 13 from the overflow hole 14 and is sterilized and disinfected, and finally separated from the second water outlet pipeline 17.

In this embodiment, a first filter screen 29 is fixed in the filter chamber 4, the first filter screen 29 divides the filter chamber 4 into a first filter chamber and a second filter chamber, the first filter chamber is located above the second filter chamber, a coarse grid 19 is arranged in the first filter chamber, a window for the coarse grid 19 to extend out of the first filter chamber is formed in the side wall of the upper tank body 1, the coarse grid 19 is located under the first water inlet pipe 7, the coarse grid 19 is the prior art, and can be directly obtained from the market by technicians in the field, in this embodiment, only the working process is described, the structural configuration is not described in detail, wastewater flows into the coarse grid 19 from the first water inlet pipe 7, the coarse grid 19 timely discharges the impurities with larger volume in the wastewater out of the first filter chamber, the blockage of the first filter chamber is avoided, the first filter chamber can be ensured to work stably, the first filter screen 29 prevents the impurities with larger volume from falling into the second filter chamber, this first filter screen 29 is the first line of filtering defense line of waste water to provide the guarantee for follow-up filtering work.

In this embodiment, the inner wall that the second filter chamber is located first filter screen 29 department is fixed with level gauge 20, and this level gauge 20 can the height of the interior waste water of real-time supervision second filter chamber, prevents that too much waste water from flowing from the window, avoids causing secondary pollution to the environment.

In this embodiment, agitating unit 10 includes agitator motor 101 through the bolt fastening in upper tank body 1 upper end, stretches into puddler 102 in the flocculation chamber 6 and crisscross the stirring vane 103 that sets up at the puddler 102 global, through the coupling joint between this agitator motor 101's output shaft and the puddler 102, agitator motor 101 drives the stirring vane 103 and rotates in flocculation chamber 6 for the mixing velocity of flocculating agent and sewage improves sewage treatment efficiency, is provided with the first pipeline 27 that becomes silted up of flocculation chamber 6 intercommunication on the upper tank body 1 lateral wall, first pipeline 27 that becomes silted up is located first outlet conduit 16 below, and the floccule in the flocculation chamber 6 is regularly discharged through first pipeline 27 that becomes silted up, improves sewage treatment effect.

In this embodiment, a filter plate 21 with a plurality of through holes is fixed in the settling chamber 12, a first filter layer 22, a second filter layer 23 and a third filter layer 24 are sequentially arranged above the filter plate 21, specifically, the first filter layer 22 is a large gravel layer, the second filter layer 23 is a small gravel layer, the third filter layer 24 is an activated carbon layer, the second liquid pump 18 pumps sewage in the flocculation chamber 6 into the settling chamber 12, along with the gradual increase of the sewage, the sewage sequentially passes through the large gravel layer, the small gravel layer and the activated carbon layer, gaps between the large gravel layer, the small gravel layer and the activated carbon layer are gradually reduced, the sewage is filtered step by step, and the activated carbon layer can adsorb harmful substances in the sewage.

In this embodiment, be provided with the second pipeline 28 that becomes silted up with sedimentation chamber 12 intercommunication on the lower floor's jar body 2 lateral wall, this second pipeline 28 that becomes silted up is less than overflow hole 14, when wasing sedimentation chamber 12, open second pipeline 28 that becomes silted up, let in clear water with second pipeline 28 that becomes silted up, because second pipeline 28 that becomes silted up is less than overflow hole 14, the clear water passes through third filter layer 24, second filter layer 23, first filter layer 22 one by one to discharge its mud from second inlet channel 15, regularly to the mud blowdown in sedimentation chamber 12, improve the filter effect of a plurality of filter layers in sedimentation chamber 12.

In this embodiment, a plurality of immersion type water treatment sterilizing lamps 26 are fixed in the sterilizing chamber 13 through the supporting plate 25, the water source treated by the sedimentation chamber 12 enters the sterilizing chamber 13, the water treatment sterilizing lamps 26 sterilize the water source, and the finally treated water source is discharged from the second water outlet pipeline 17 to complete sewage treatment.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a domestic sewage treatment tank, includes the upper tank body and the lower floor's jar body, and the upper tank body passes through the joint structure to be fixed in lower floor's jar body top, its characterized in that: the upper tank body is sequentially divided into a filter cavity, a cache cavity and a flocculation cavity by a first partition plate, the upper tank body is provided with a first water inlet pipeline communicated with the filter cavity, the lower end of the filter cavity is communicated with the lower end of the cache cavity through a second filter screen, a first liquid pump is arranged on the upper tank body, the water inlet end of the first liquid pump extends into the cache cavity through a hose, the water outlet end of the first liquid pump extends into the flocculation cavity through a hose, and a stirring device is arranged in the flocculation cavity;

2. The domestic sewage treatment tank of claim 1, wherein: the filter chamber is respectively provided with a first filter chamber and a second filter chamber through a first filter screen, the first filter chamber is positioned above the second filter chamber, a coarse grid is arranged in the first filter chamber, the side wall of the upper tank body is provided with a window for the coarse grid to extend out of the first filter chamber, and the coarse grid is positioned under the first water inlet pipeline.

3. The domestic sewage treatment tank of claim 2, wherein: the second filter cavity is provided with a liquid level meter at the position of the first filter screen.

4. The domestic sewage treatment tank of claim 1, wherein: the stirring device comprises a stirring motor fixed at the upper end of the upper tank body, a stirring rod extending into the flocculation cavity and stirring blades arranged on the periphery of the stirring rod in a staggered mode, and an output shaft of the stirring motor is connected with the stirring rod through a coupler.

5. The domestic sewage treatment tank of claim 1, wherein: a filter plate with a plurality of through holes is fixed in the sedimentation cavity, and a first filter layer, a second filter layer and a third filter layer are sequentially arranged above the filter plate.

6. The domestic sewage treatment tank of claim 5, wherein: the first filtering layer is large gravel, the second filtering layer is small gravel, and the third filtering layer is activated carbon.

7. The domestic sewage treatment tank of claim 1, wherein: a plurality of water treatment sterilizing lamps are fixed in the sterilizing cavity through supporting plates.