CN205635051U - Biological method sewage treatment pond - Google Patents

Abstract

The utility model provides a biological sewage treatment pool, which comprises a pool body, a filter plate is arranged in the pool body, a plurality of biofilm packing frames are arranged on the filter plate, and a filter bag for containing activated sludge is arranged under the filter plate. There is an aeration pipe under the filter bag, and the aeration pipe is connected with the blowing device. The tank body is provided with a water inlet and a water outlet. It is used for inserting the threaded rod. A sphere is respectively connected to both sides of the threaded rod. A packing assembly is arranged inside the sphere. The sphere includes a first hemisphere and a second hemisphere. The surfaces of the first hemisphere and the second hemisphere are provided A plurality of through holes, the first hemisphere and the second hemisphere are detachably spliced through the plug-in assembly, and the packing assembly includes a rod body detachably connected to the first hemisphere at one end, and a plurality of filamentary fillers are arranged around the rod body. The utility model has good sewage treatment capacity.

Description

Biological sewage treatment tank

technical field

The utility model belongs to the technical field of sewage treatment, in particular to a biological sewage treatment pool.

Background technique

Biological sewage treatment is a sewage treatment method that uses the metabolism of microorganisms to decompose pollutants in water. The biological contact oxidation process originated in Europe, and it has also been widely used in China. It is a widely used biofilm sewage treatment process. ; The biological aerated filter is a sewage treatment process researched and developed in recent years. It has the advantages of high organic load, less land occupation, and investment saving. It is widely used in new sewage treatment facilities. Filling racks are usually used in biological sewage treatment tanks. The microorganisms cultivated on the packing racks in the prior art are easily separated from the filler by the impact of water flow, resulting in poor sewage treatment effect and unable to meet the discharge standards, and the packing racks cannot be adjusted according to the pollution degree of sewage. Adjust the density of the filler, and the practical performance needs to be improved.

Contents of the invention

The purpose of this utility model is to solve the above problems and provide a biological sewage treatment pool with good sewage treatment capacity.

In order to achieve the above purpose, the utility model adopts the following technical solutions: the biological sewage treatment pool, including the pool body, is characterized in that, the pool body is provided with a filter plate, and the filter plate is provided with several biofilms A packing frame, a filter bag for holding activated sludge is arranged under the filter plate, an aeration pipe is arranged under the filter bag, and the aeration pipe is connected with the blowing device, and the pool The body is provided with a water inlet and a water outlet. The biofilm filler frame includes a frame body, and a number of adjustment holes are longitudinally distributed on the frame body. The adjustment holes are used for inserting threaded rods. After the rod passes through the adjustment hole, the two ends are respectively located on both sides of the adjustment hole, and the threaded rod is fixed on the frame body through fasteners located on both sides of the adjustment hole, and a sphere is respectively connected to the two sides of the threaded rod , the sphere is provided with a packing assembly, the sphere includes a first hemisphere and a second hemisphere, the surfaces of the first hemisphere and the second hemisphere are provided with a number of through holes, the first hemisphere The hemispherical body and the second hemispherical body are detachably spliced through a plug-in assembly, and the packing assembly includes a rod body detachably connected to the first hemispherical body at one end, and several filamentary fillers are arranged around the rod body.

In the above-mentioned biological sewage treatment tank, the filter plate is provided with a rotating disk capable of rotating relative to the filter plate, and the frame body is detachably inserted into the rotating disk.

In the above-mentioned biological sewage treatment tank, the water inlet is set at the lower end of one side of the pool body, the water outlet is set at the upper end of the other side of the pool body, and several outlets are evenly distributed on the aeration pipe. breath.

In the above biological sewage treatment tank, the fasteners are fastening nuts fitted with threaded rods, the plug-in components include slots arranged on the first hemisphere, and the second The hemisphere is provided with a post matched with the slot.

In the above biological sewage treatment tank, the first hemisphere is provided with four symmetrically distributed slots, and the slots are provided with anti-slip sleeves to prevent the posts from slipping off.

In the above biological sewage treatment tank, the tops of the first hemisphere and the second hemisphere are respectively provided with pull rings for pulling apart the spheres.

In the above biological sewage treatment tank, installation holes are provided at both ends of the threaded rod, and locks are provided on the installation holes, and the locks are detachably connected to the pull ring.

In the above biological sewage treatment tank, one end of the rod body is a threaded end, and the threaded end is fitted with the threaded hole provided on the first hemisphere.

Compared with the existing technology, the utility model has the advantages that: after the sewage enters from the bottom of the pool body, it passes through the filter bag, and the activated sludge in the filter bag first performs adsorption treatment on the sewage, and the treated sewage enters into a filament-shaped In the pool body part of the filler, the microorganisms on the filamentary filler carry out biological treatment of the sewage. Since the filamentary filler is used as a carrier for microbial cultivation, and the filamentary filler is covered with the sphere by the first hemisphere and the second hemisphere. Inside, it can prevent the microorganisms on the filamentary filler from detaching under the impact of water flow. In addition, there are multiple longitudinally distributed adjustment holes on the frame, which can adjust the distribution density of the filler according to the pollution degree of the sewage, and the sewage treatment effect is good. Thus, the sewage treatment effect can be effectively improved.

Description of drawings

Fig. 1 is the front view of the sphere provided by the utility model.

Fig. 2 is a front sectional view of the sphere provided by the utility model.

Fig. 3 is a structural diagram of the biofilm packing frame provided by the utility model.

Fig. 4 is a structural diagram of the pool body provided by the utility model.

In the figure, packing assembly 1, sphere 2, first hemisphere 21, second hemisphere 22, through hole 23, rod body 11, filamentous filler 12, slot 2a, post 2b, anti-slip sleeve 2c, pull ring 2d , threaded end 11a, biofilm filler frame a, frame body 3, adjustment hole 31, threaded rod 4, fastener 5, lock 41, pool body 6, filter plate 7, filter bag 71, aeration pipe 8, Blast device 81 , water inlet 61 , water outlet 62 , rotating disk 72 , air outlet 82 .

detailed description

As shown in Fig. 1, Fig. 2, Fig. 4, this scheme comprises pool body 6, is provided with filter plate 7 in the pool body 6, is provided with some biofilm packing racks on filter plate 7, is provided with below filter plate 7 A filter bag 71 containing activated sludge, an aeration pipe 8 is provided under the filter bag 71, and the aeration pipe 8 is connected to a blower device 81, and the pool body 6 is provided with a water inlet 61 and a water outlet 62, biofilm filler The frame a includes a frame body 3, on which the frame body 3 is longitudinally distributed with several adjustment holes 31, the adjustment holes 31 are used to insert the threaded rod 4, and the two ends of the threaded rod 4 are respectively located on both sides of the adjustment hole 31 after passing through the adjustment hole 31, The threaded rod 4 is fixed on the frame body 3 through the fasteners 5 located on both sides of the adjustment hole 31. A sphere 2 is respectively connected to both sides of the threaded rod 4. A packing assembly 1 is arranged inside the sphere 2. The sphere 2 includes a first half The sphere 21 and the second hemisphere 22, the surface of the first hemisphere 21 and the second hemisphere 22 are provided with a number of through holes 23, the first hemisphere 21 and the second hemisphere 22 are detachably spliced through the plug-in assembly, and the packing assembly 1 includes a rod body 11 detachably connected to a first hemispherical body 21 at one end, and a plurality of filamentous fillers 12 are provided on the circumference of the rod body 11.

Furthermore, the filter plate 7 is provided with a rotating disk 72 that can rotate relative to the filter plate 7 , and the frame body 3 is detachably plugged on the rotating disk 72 .

Specifically, the water inlet 61 is arranged at the lower end of one side of the pool body 6 , the water outlet 62 is arranged at the upper end of the other side of the pool body 6 , and several air outlets 82 are evenly distributed on the aeration pipe 8 .

Further, the fastener 5 is a fastening nut that is installed in cooperation with the threaded rod 4. The plug assembly includes a slot 2a arranged on the first hemispherical body 21, and a slot 2a corresponding to the slot 2a is provided on the second hemispherical body 22. Mating post 2b.

Specifically, the first hemispherical body 21 is provided with four symmetrically distributed slots 2a, and the slots 2a are provided with anti-slip sleeves 2c to prevent the posts 2b from slipping off. The top ends of the first hemispherical body 21 and the second hemispherical body 22 are respectively provided with pull rings 2d for pulling apart the spherical body 2 .

Furthermore, the two ends of the threaded rod 4 are provided with mounting holes, and the mounting holes are provided with locks 41, which are detachably connected to the pull ring 2d. One end of the rod body 11 is a threaded end 11a, and the threaded end 11a is matched with the threaded hole provided on the first hemispherical body 21 for installation.

Working principle: Sewage enters from the water inlet 61 at the bottom of the pool body 1 and then passes through the filter bag 71. The activated sludge in the filter bag 71 first performs adsorption treatment on the sewage, and the treated sewage enters the pool body provided with filamentary fillers 12 Part 1, the microorganisms on the filamentous filler 12 carry out biological treatment of sewage, because the filamentous filler 12 is used as a carrier for microbial culture, and the sphere 2 composed of the first hemisphere 21 and the second hemisphere 22 will be the filamentous filler 12 The cover and the interior can prevent the microorganisms on the filamentary filler 12 from detaching under the impact of the water flow. In addition, the frame body 3 is provided with a plurality of longitudinally distributed adjustment holes 31, which can adjust the distribution density of the filler according to the pollution degree of the sewage. The sewage treatment effect is good, and the sewage treatment effect can be effectively improved, and the finally treated sewage flows out from the water outlet 62 at the upper end of the pool body 1 .

The specific embodiments described herein are only examples to illustrate the spirit of the present invention. Those skilled in the technical field to which the utility model belongs can make various modifications or supplements to the described specific embodiments or adopt similar methods to replace them, but they will not deviate from the spirit of the utility model or go beyond the appended claims defined range.

Although the packing assembly 1, sphere 2, first hemispherical body 21, second hemispherical body 22, through hole 23, rod body 11, filamentary packing 12, slot 2a, post 2b, anti-skid sleeve 2c are used more frequently in this paper , pull ring 2d, threaded end 11a, biofilm filler frame a, frame body 3, adjustment hole 31, threaded rod 4, fastener 5, lock 41, pool body 6, filter plate 7, filter bag 71, exposure Terms such as air pipe 8, blast device 81, water inlet 61, water outlet 62, rotating disc 72, air outlet 82, but do not exclude the possibility of using other terms. These terms are only used to describe and explain the essence of the utility model more conveniently, and interpreting them as any kind of additional limitation is contrary to the spirit of the utility model.

Claims (8)

1. a bioanalysis treatment tank, including cell body (6), it is characterised in that institute Being provided with screen plate (7) in the cell body (6) stated, described screen plate (7) is if being provided with Dry biofilm packing frame, described screen plate (7) lower section is provided with for holding activated sludge Filter bag (71), described filter bag (71) lower section is provided with aeration tube (8), described Aeration tube (8) be connected with air-blast device (81), described cell body (6) sets Having water inlet (61) and outlet (62), described biofilm packing frame (a) includes Support body (3), the upper genesis analysis of described support body (3) has some adjustment holes (31), institute The adjustment hole (31) stated is used for plugging threaded rod (4), and described threaded rod (4) passes Adjustment hole (31) two ends afterwards lay respectively at the both sides of adjustment hole (31), described screw thread Bar (4) is fixed on support body (3) by being positioned at the securing member (5) of adjustment hole (31) both sides On, the both sides of described threaded rod (4) are connected to a spheroid (2), described Being provided with filler assembly (1) in spheroid (2), described spheroid (2) includes the first hemisphere Body (21) and the second hemisphere (22), described the first hemisphere (21) and the second half The surface of spheroid (22) offers some through holes (23), described the first hemisphere (21) Detachably spliced by connecting element with the second hemisphere (22), described filler assembly (1) barred body (11) that one end and the first hemisphere (21) removably connect, institute are included The barred body (11) stated is circumferentially with some thread fillers (12).

Bioanalysis treatment tank the most according to claim 1, it is characterised in that: Described screen plate (7) is provided with can rotating relative to screen plate (7) rotational motion Dish (72), described support body (3) detachable interposing is connected on rotation dish (72).

Bioanalysis treatment tank the most according to claim 1, it is characterised in that: Described water inlet (61) is arranged at the bottom of cell body (6) side, outlet (62) Being arranged at the upper end of cell body (6) opposite side, described aeration tube (8) is upper uniformly to be divided It is furnished with some gas outlets (82).

Bioanalysis treatment tank the most according to claim 1, it is characterised in that: Described securing member (5) is to coordinate the clamp nut installed with threaded rod (4), described Connecting element include the slot (2a) that is arranged on the first hemisphere (21), described Second hemisphere (22) is provided with the inserting column (2b) matched with slot (2a).

Bioanalysis treatment tank the most according to claim 4, it is characterised in that: Described the first hemisphere (21) is provided with four symmetrical slots (2a), described Slot (2a) in be provided with the Anti-slip cover (2c) preventing inserting column (2b) from slipping.

Bioanalysis treatment tank the most according to claim 5, it is characterised in that: Described the first hemisphere (21) and the top end of the second hemisphere (22) are respectively equipped with It is easy to pull open the draw ring (2d) of spheroid (2).

Bioanalysis treatment tank the most according to claim 6, it is characterised in that: The two ends of described threaded rod (4) offer installing hole, and described installing hole is provided with lock Button (41), described snap close (41) removably connects with draw ring (2d).

Bioanalysis treatment tank the most as claimed in any of claims 1 to 7, It is characterized in that: one end of described barred body (11) is threaded end (11a), described Threaded end (11a) coordinate installation with the screwed hole offered on the first hemisphere (21).