CN218841840U

CN218841840U - Biochemical treatment system of sewage

Info

Publication number: CN218841840U
Application number: CN202320043853.8U
Authority: CN
Inventors: 童建华; 林忠秒
Original assignee: Hangzhou Wanqiang Environmental Protection Engineering Co ltd
Current assignee: Hangzhou Wanqiang Environmental Protection Engineering Co ltd
Priority date: 2023-01-04
Filing date: 2023-01-04
Publication date: 2023-04-11
Anticipated expiration: 2033-01-04

Abstract

The utility model relates to a biochemical treatment system of sewage. Mainly solves the technical problems of insufficient sewage mixing, low decomposition efficiency and poor denitrification effect of the existing sewage treatment system. Including the cell body, be equipped with the inlet tube in the cell body, be equipped with aeration equipment in the cell body, aeration equipment includes aerator, trachea and water conservancy diversion mechanism, water conservancy diversion mechanism is including location dog, guide plate and U type stand pipe, the guide plate includes fixed part and water conservancy diversion portion, be equipped with airflow channel between fixed part and the location dog, the middle part and the trachea of U type stand pipe are linked together, the lower surface of water conservancy diversion portion is equipped with the water conservancy diversion face of "loudspeaker" type. This system is when handling sewage for mud, water and gas mixture are more abundant in the sewage, are favorable to organic matter decomposition and denitrogenation more, realize the effect of high-efficient organic matter of detaching and denitrogenation, can prevent effectively that mud from accumulating, effectively avoid taking place mud inflation phenomenon, improve the operating stability of system.

Description

Biochemical treatment system of sewage

Technical Field

The utility model relates to a sewage treatment, in particular to a sewage biochemical treatment system.

Background

With the rapid development of economy and the increasing improvement of living standard, the discharge amount of sewage is larger and larger, and the problem of water pollution is more and more serious. The sewage contains a large amount of organic matters, such as cellulose, starch, saccharides, fat protein and the like, and malodorous substances are easy to generate under the action of anaerobic bacteria. After the organic matters directly enter the water body, the organic matters are decomposed into simple inorganic substances of carbon dioxide and water through the biochemical action of microorganisms, dissolved oxygen in the water needs to be consumed in the decomposition process, and pollutants are decomposed and degraded under the anoxic condition to deteriorate the water quality. In addition, denitrification is a process for removing nitrogen from sewage in order to prevent eutrophication of water, and a biological nitrogen removal method with nitrification-denitrification is mostly adopted to treat sewage in practice.

SUMMERY OF THE UTILITY MODEL

In order to overcome the shortcoming and the weak point of the background art, the utility model provides a biochemical treatment system of sewage, it has the sewage to mix inadequately to solve current sewage treatment system, decomposes inefficiency to and the poor technical problem of denitrogenation effect.

The technical scheme of the utility model is that: the utility model provides a biochemical treatment system of sewage, includes the cell body, be equipped with the inlet tube in the cell body, be equipped with aeration equipment in the cell body, aeration equipment includes aerator, trachea and water conservancy diversion mechanism, water conservancy diversion mechanism is including location dog, guide plate and U type stand pipe, the trachea penetrates the guide plate, U type stand pipe is connected with the trachea, the location dog is located the bottom of cell body, the middle part of location dog is located to the guide plate, the guide plate includes fixed part and water conservancy diversion portion, the bottom fixed connection of fixed part and cell body, the upper end in the fixed part is connected to the guide part, be equipped with airflow channel between fixed part and the location dog, the middle part and the trachea of U type stand pipe are linked together, the both ends of U type stand pipe are located in the airflow channel, airflow channel's upper end is equipped with the opening, the lower surface of water conservancy diversion portion is equipped with the water conservancy diversion face of "loudspeaker" type, the water conservancy diversion face along the opening of circulation way upwards is "loudspeaker" type extension.

Furthermore, both ends of the U-shaped guide pipe are provided with spray heads, the spray heads are communicated with ports of the U-shaped guide pipe, the spray heads are of conical structures, and air holes are formed in the end faces of the spray heads and are of hemispherical structures.

Further, the fixing part and the guide part are integrally connected.

Furthermore, a water distribution device is arranged in the pool body, the water distribution device comprises a tubular frame body and a cyclone water distributor, the tubular frame body is communicated with the water inlet pipe, the cyclone water distributors are circumferentially distributed on the tubular frame body at intervals, the cyclone water distributor is communicated with the tubular frame body, the cyclone water distributor comprises a communicating part, a transition part and a tubular nozzle, the communicating part is communicated with the tubular frame body, the transition part is communicated with the communicating part, the tubular nozzle is arranged at the upper end of the transition part, the tubular nozzle extends upwards and bends towards the inner side of the tubular frame body, the center of the tubular nozzle is obliquely arranged relative to the center of the tubular frame body, and the angle formed by the center line of each tubular nozzle and the center line of the tubular frame body is the same.

Furthermore, a biological filler structure is arranged in the tank body and comprises a support, connecting strips and biological filler strings, the support is arranged in the tank body, the connecting strips are horizontally arranged at intervals and are mutually distributed at the upper end of the support in parallel, and the biological filler strings are hung at intervals and are distributed on the connecting strips.

Furthermore, the biological filler string comprises a suspension body and biological fillers, wherein the biological fillers are vertically and uniformly distributed on the suspension body at intervals.

The utility model discloses following beneficial effect has: this sewage treatment plant is owing to adopt the aerator, the trachea combines the special construction of water conservancy diversion mechanism, when handling sewage, make sewage in mud, water and gas mixture more abundant, be favorable to organic matter decomposition and denitrogenation more, and can effectively control the cell body through aeration equipment and be in the anaerobic, aerobic state, with the purpose that realizes the denitrogenation, realize the high-efficient effect of detaching organic matter and denitrogenation, can effectively prevent the mud accumulation, effectively avoid taking place mud inflation phenomenon, further improve the operating stability of system.

Drawings

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

Fig. 2 is a schematic structural view of the middle aeration device of the utility model.

Fig. 3 is a schematic structural view of the tubular frame body of the present invention.

Fig. 4 is an enlarged view of a structure a in fig. 3 according to the present invention.

Fig. 5 is a schematic structural view of the cyclone water distributor of the present invention.

In the figure, a tank body 1, a water inlet pipe 2, an aerator 3, an air pipe 4, a positioning block 5, a guide plate 6, a fixing part 61, a guide part 62, a guide surface 63, a U-shaped guide pipe 7, an air flow channel 8, an opening 9, a spray head 10, a port 11, an air vent 12, a tubular frame 13, a cyclone water distributor 14, a communicating part 141, a transition part 142, a tubular nozzle 143, a bracket 15, a connecting strip 16, a biological filler string 17, a suspension body 171 and biological fillers 172.

Detailed Description

The following further illustrates embodiments of the present invention:

as shown in the figure, a biochemical treatment system of sewage, including cell body 1, be equipped with inlet tube 2 in the cell body 1, its characterized in that: be equipped with aeration equipment in the cell body 1, aeration equipment includes aerator 3, trachea 4 and water conservancy diversion mechanism, water conservancy diversion mechanism is including location dog 5, guide plate 6 and U type stand pipe 7, trachea 4 penetrates guide plate 6, U type stand pipe 7 with trachea 4 is connected, location dog 5 is located the bottom of cell body 1, the middle part of location dog 5 is located to guide plate 6, guide plate 6 includes fixed part 61 and water conservancy diversion portion 62, fixed part 61 with the bottom fixed connection of cell body 1, water conservancy diversion portion 62 is connected in the upper end of fixed part 61, fixed part 61 with be equipped with airflow channel 8 between the dog 6 of location, the middle part of U type stand pipe 7 with trachea 4 is linked together, the both ends of U type stand pipe 7 are located in airflow channel 8, airflow channel 8's upper end is equipped with opening 9, water conservancy diversion portion 62's lower surface is equipped with the water conservancy diversion face 63 of "loudspeaker" type, water conservancy diversion face 63 upwards is "loudspeaker" type along opening 9 of airflow channel 8 extends. By adopting the scheme, as the aeration device consisting of the aerator, the air pipe and the flow guide mechanism is adopted and the special structure of the flow guide mechanism is combined, when sewage is treated, the air of the air pipe flows upwards under the guide effect of the U-shaped guide pipe 7 and flows upwards from the air flow channel 8, and is sprayed out towards two sides under the action of the flow guide surface 63 of the guide part 62 of the guide plate 6 in an accelerating way, so that sludge, water and air in the sewage are mixed more fully, and organic matter decomposition and denitrification are more facilitated.

The utility model discloses in, as shown in the figure, the both ends of U type stand pipe 7 are equipped with shower nozzle 10, shower nozzle 10 with the port 11 of U type stand pipe 7 is linked together, shower nozzle 10 is the toper structure, the terminal surface department of shower nozzle 10 is equipped with air vent 12, air vent 12 is half spherical structure. Through setting up shower nozzle 10 at the both ends of U type stand pipe 7, gaseous through the shower nozzle injection, the velocity of flow of gas with higher speed produces more bubbles when contacting with sewage, is favorable to the intensive mixing of sewage.

In the present invention, as shown in the figure, the fixing portion 61 and the guiding portion 62 are integrally connected. The fixing portion 61 and the flow guide portion 62 are integrally connected, so that the firmness is good and the stability is higher.

The utility model discloses in, as shown in the figure, be equipped with the water distribution device in the cell body 1, the water distribution device includes tubulose framework 13 and whirl water-locator 14, tubulose framework 13 with inlet tube 1 communicates with each other, whirl water-locator 14 circumference interval distribution in on the tubulose framework 13, just whirl water-locator 14 with tubulose framework 13 communicates with each other, whirl water-locator 14 includes intercommunication portion 141, excessive portion 142 and tubular nozzle 143, intercommunication portion 141 with tubulose framework 13 is linked together, excessive portion 142 with intercommunication portion 141 communicates with each other, the upper end of excessive portion 142 is located to tubular nozzle 143, tubular nozzle 143 is upwards extending and is inboard crooked towards tubulose framework 13, the center of tubular nozzle 143 is the slope setting for the center of tubulose framework 13, and each the central line of tubular nozzle 143 is the same with the angle that the central line of tubulose framework 13 constitutes. This biochemical treatment device is circumference, slope distribution form through a plurality of whirl water distributors owing to adopt the mode of whirl water distribution, can form the mobile state of whirl, whirl form when spraying simultaneously, more evenly realizes the mixed effect of waste water, and the organic matter that can high-efficient, quick realization waste water decomposes, has advantages such as the energy consumption is low, the volume load is high, the treatment effeciency is high and waste water biochemical nature is strong, is showing the purifying effect who promotes waste water.

The utility model discloses in, as shown in the figure, be equipped with the biofilm carrier structure in the cell body 1, the biofilm carrier structure includes support 15, connecting strip 16, biofilm carrier cluster 17, support 15 sets up in cell body 1, connecting strip 16 horizontal separation and mutual parallel distribution in support 15 upper end, biofilm carrier cluster 17 hang the interval distribution in on the connecting strip 16. Through setting up the biofilm carrier structure, the biofilm carrier structure comprises a plurality of biofilm carriers, and the microorganism through the biofilm carrier is held back the absorption to the tiny suspended solid of play water, can effectively increase the concentration of microorganism to be favorable to decomposing the organic matter like in mud in the waste water through the microorganism more, can be more quick, the efficient by thing biological decomposition, improve the treatment effeciency of waste water. The biological filler structure adopts the connection mode, so that the biological filler is more reasonable and reliable to place, is completely distributed in the tank body, and is added with the increase of the concentration of the microorganisms, thereby improving the decomposition effect of organic matters and the purification purpose.

The utility model discloses in, as shown in the figure, biofilm carrier cluster 17 is including hanging body 171, biofilm carrier 172 is vertical interval evenly distributed in hang on the body 171. The biological filler is vertically distributed on the suspension body at intervals and uniformly, so that the distribution area of the biological filler is increased, the distribution of microorganisms is more uniform, and the decomposition effect is improved.

Claims

1. The utility model provides a biochemical treatment system of sewage, includes cell body (1), be equipped with inlet tube (2), its characterized in that in cell body (1): an aeration device is arranged in the tank body (1), the aeration device comprises an aerator (3), an air pipe (4) and a flow guide mechanism, the flow guide mechanism comprises a positioning stop block (5), a flow guide plate (6) and a U-shaped guide pipe (7), the air pipe (4) penetrates into the guide plate (6), the U-shaped guide pipe (7) is connected with the air pipe (4), the positioning stop block (5) is arranged at the bottom of the tank body (1), the guide plate (6) is arranged in the middle of the positioning stop block (5), the guide plate (6) comprises a fixed part (61) and a guide part (62), the fixed part (61) is fixedly connected with the bottom of the tank body (1), the flow guide part (62) is connected with the upper end of the fixing part (61), an airflow channel (8) is arranged between the fixing part (61) and the positioning stop block (5), the middle part of the U-shaped guide tube (7) is communicated with the air tube (4), the two ends of the U-shaped guide pipe (7) are positioned in the airflow channel (8), an opening (9) is arranged at the upper end of the airflow channel (8), a horn-shaped flow guide surface (63) is arranged on the lower surface of the flow guide part (62), the flow guide surface (63) extends upwards in a horn shape along the opening (9) of the airflow channel (8).

2. A biochemical sewage treatment system according to claim 1, wherein: the novel shower nozzle is characterized in that spray heads (10) are arranged at two ends of the U-shaped guide pipe (7), the spray heads (10) are communicated with ports (11) of the U-shaped guide pipe (7), the spray heads (10) are of conical structures, vent holes (12) are formed in the end face of the spray heads (10), and the vent holes (12) are of hemispherical structures.

3. A biochemical sewage treatment system according to claim 1, wherein: the fixing part (61) and the flow guide part (62) are integrally connected.

4. A biochemical treatment system for wastewater according to claim 1, 2 or 3, characterized in that: the water distribution device is arranged in the pool body (1) and comprises a tubular frame body (13) and a cyclone water distributor (14), the tubular frame body (13) is communicated with the water inlet pipe (2), the cyclone water distributor (14) is circumferentially distributed on the tubular frame body (13) at intervals, the cyclone water distributor (14) is communicated with the tubular frame body (13), the cyclone water distributor (14) comprises a communicating part (141), a transition part (142) and tubular nozzles (143), the communicating part (141) is communicated with the tubular frame body (13), the transition part (142) is communicated with the communicating part (141), the tubular nozzles (143) are arranged at the upper end of the transition part (142), the tubular nozzles (143) extend upwards and bend towards the inner side of the tubular frame body (13), the centers of the tubular nozzles (143) are obliquely arranged relative to the centers of the tubular frame body (13), and the angles formed by the center lines of the tubular nozzles (143) and the center lines of the tubular frame body (13) are the same.

5. A biochemical treatment system for wastewater according to claim 1, 2 or 3, characterized in that: be equipped with the biofilm carrier structure in cell body (1), the biofilm carrier structure includes support (15), connecting strip (16), biofilm carrier cluster (17), support (15) set up in cell body (1), connecting strip (16) horizontal interval and be parallel distribution each other in support (15) upper end, biofilm carrier cluster (17) hang interval distribution in on connecting strip (16).

6. A biochemical sewage treatment system according to claim 5, wherein: the biological filler string (17) comprises a suspension body (171) and biological fillers (172), wherein the biological fillers (172) are vertically and uniformly distributed on the suspension body (171) at intervals.