CN208151142U - A kind of urban sewage treatment system - Google Patents

Abstract

The utility model discloses an urban sewage treatment system, which comprises a filter chamber, an aeration chamber, a flocculation chamber, a sedimentation chamber and a disinfection chamber which are sequentially arranged from left to right; There is a filter layer, and an adsorption rod is installed obliquely above the filter layer, an aeration device is installed in the aeration chamber, a chemical box is installed at the right end of the flocculation chamber, and a grid fence and a wavy baffle are installed in the sedimentation chamber. The plate is located above the grille, a water distribution tray is arranged in the disinfection room, and two heating tube groups are arranged under the water distribution tray, and the two heating tube groups are respectively located on the left and right sides of the disinfection room. The treatment system of the utility model has a small footprint, low cost, and is convenient for actual operation and use. Through multi-channel treatment of sewage, the treated water quality is high and the water body is clearer, which can ensure the long-term operation of the urban sewage treatment system. , healthy, stable and efficient operation.

Description

A kind of urban sewage treatment system

technical field

The utility model relates to an urban sewage treatment system.

Background technique

my country is a water-scarce country, saving water resources, mitigating urban water shortages, reducing residents' water expenses, and improving residents' quality of life are problems that need to be solved urgently. Urban domestic sewage is less affected by natural conditions such as climate and seasons, so it is a water resource with relatively stable water quality. If urban sewage can be effectively treated and used for industrial water, agricultural irrigation water, municipal greening landscape water, etc. miscellaneous water. You can save a lot of water. It is a systematic project that benefits the country and the people.

The current sewage treatment methods and devices mainly adopt the ultrafiltration sewage treatment process. The methods and devices are relatively simple and cannot meet the COD, ammonia nitrogen content and turbidity index requirements of the reuse water. The use range of the reuse water is small, which is not conducive to popularization.

Utility model content

The purpose of the utility model is to provide a technical scheme of an urban sewage treatment system for the deficiencies in the prior art. The treatment system occupies a small area, is low in cost, and is convenient for actual operation and use. , so that the treated water quality is high and the water body is clearer, which can ensure the long-term, healthy, stable and efficient operation of the urban sewage treatment system.

In order to solve the above technical problems, the utility model adopts the following technical solutions:

An urban sewage treatment system, including a filter chamber, an aeration chamber, a flocculation chamber, a sedimentation chamber, and a disinfection chamber arranged in sequence from left to right, and the passage between the filtration chamber, the aeration chamber, the flocculation chamber, the sedimentation chamber, and the disinfection chamber The sewage conveying pipes are connected together, and it is characterized in that: the left lower end of the filter chamber is provided with a water inlet, the water inlet is provided with a trash net bag, the filter chamber is provided with a deflector, and a filter layer is arranged obliquely above the deflector. Adsorption rods are installed obliquely above the filter layer, and adsorption fluff is uniformly arranged on the adsorption rods. An aeration device is installed in the aeration chamber, and a chemical box is installed at the right end of the flocculation chamber. A vacuum partition is installed in the flocculation chamber. There are spraying holes, and the vacuum partition divides the flocculation chamber into at least 2 cavities, each of which is equipped with a stirring device. The flow plate and the wavy baffle are located above the grille. There is a water distribution plate in the disinfection room. The surface of the water distribution plate is evenly equipped with water distribution holes. Groups are located on the left and right sides of the disinfection room.

Furthermore, the adsorption rod is coated with activated carbon adsorbent. The design of activated carbon adsorbent can absorb harmful substances in sewage and remove odor in sewage, so that the treated water quality is better and the design is more ingenious and reasonable.

Further, the opening end of the trash net bag is provided with a mounting frame, one end of the mounting frame is fixedly connected with the left side wall of the filter chamber through screws, and the other end of the mounting frame is fixedly connected with the deflector through screws, the design of the mounting frame can facilitate the blocking The installation and fixation of the trash net pocket improves the structural strength of the trash net pocket, making the trash net pocket more resistant to the impact of water flow, the screw connection is more flexible and reliable, and the installation and disassembly are more convenient.

Further, the filter layer includes a first filter layer and a second filter layer, the first filter layer is located below the second filter layer, and the mesh aperture of the first filter layer is greater than that of the second filter layer Aperture, the design of the first filter layer and the second filter layer can remove the impurity particles in the sewage, and the mesh aperture of the first filter layer is designed to be larger than the mesh aperture of the second filter layer in accordance with the design It is required to first remove the particulate impurities in the sewage through the first filter layer, and then remove the residual particles in the sewage through the second filter layer, so as to effectively improve the filtering effect of the sewage.

Further, the aeration device includes an aeration main pipe, an aeration branch pipe and a rotating device. An aeration inlet is arranged on the top of the aeration main pipe, and the aeration inlet is connected to an air pump through an air supply pipe. On the surface, the aeration branch pipe communicates with the aeration main pipe, and the surface of the aeration branch pipe is uniformly provided with aeration holes. In the branch pipe, it finally enters the aeration chamber from the aeration hole of the aeration branch pipe, and fully mixes with the sewage to increase the dissolved oxygen content of the sewage. The overall structure design is more compact and reasonable. The design of the rotating device can drive the rotation of the aeration main pipe. It not only fully mixes the air and sewage, effectively increases the dissolved oxygen content in the sewage, but also stirs and mixes the sewage, improves the flow performance of the sewage, makes the sewage vigorously stir, and fully mixes the air and sewage.

Further, the rotating device includes a rotating motor, a supporting bracket and a sealing plate, the rotating motor is located on the bottom surface of the aeration chamber, the supporting bracket is clamped and fixed with the bottom of the aeration main pipe, and the motor shaft of the rotating motor passes through the sealing plate and the supporting bracket Connected and fixed, the rotating motor drives the rotation of the aeration main pipe through the motor shaft, the design is reasonable, and the support bracket can facilitate the connection and fixation between the motor shaft and the aeration main pipe, simplifying the steps of installation and disassembly.

Further, the stirring device includes a stirring motor, a stirring shaft and a stirring paddle, the stirring motor is connected with the stirring paddle through the stirring shaft, the stirring paddle is evenly arranged on the stirring shaft, the design of the stirring device can stir the sewage, so that the flocculation agent and the sewage Fully mixed in between to speed up the flocculation effect of sewage, the stirring motor drives the rotation of the stirring paddle through the stirring shaft, so as to stir and mix the sewage and improve the treatment rate of sewage.

Further, the two heating tube groups include a fixed frame and a heating tube, the fixed frame includes a fixed plate and a fixed sleeve, the fixed sleeve is evenly arranged on the fixed plate, and a connecting section is arranged on the heating tube, the connecting section is matched with the fixed sleeve, and connected The section is threaded with the fixing sleeve, the design of the fixing frame can facilitate the installation and fixing of the heating tube, the fixing plate can facilitate the installation and fixing of the heating tube group, and the design of the fixing sleeve and the connecting section can facilitate the installation between the heating tube and the fixing frame. Easy to disassemble.

The utility model has the following beneficial effects due to the adoption of the above-mentioned technical scheme:

In the utility model, firstly, the impurities in the sewage are removed through the filter chamber, and the garbage and suspended impurities in the sewage are removed by the pollution-stopping net bag, and then the large particle impurities in the sewage are filtered through the filter layer, and the harmful impurities in the sewage are removed by the adsorption rod. Substance adsorption to remove the odor in the sewage, and at the same time remove the oil in the sewage through the adsorption fluff on the adsorption rod, so that the decontamination effect of the sewage is better, and it is more convenient for the subsequent sewage treatment. The sewage treated by the filter chamber enters the exposure The air chamber is aerated through the aeration device, and then enters the flocculation chamber for flocculation treatment. The chemical box transports the flocculation agent to the vacuum partition through the chemical delivery pipe, and then sprays it from the spray hole on the vacuum partition. The mixing of sewage makes the small particles in the sewage agglomerate into large particles, which facilitates the subsequent sedimentation treatment of the particles in the sewage. At the same time, it cooperates with the stirring device to fully mix the sewage with the flocculation agent, speed up the flocculation rate of the sewage, and improve the treatment of the sewage. Quality, and the vacuum partition can divide the flocculation chamber into multiple cavities, so that the sewage gradually flows through multiple cavities, so that the quality of sewage flocculation is better, and the structural design is more ingenious and reasonable, and then the sewage enters the sedimentation chamber and passes through The double function of the grid fence and the corrugated baffle plate makes the sludge and particles in the sewage settle, and effectively removes the impurities in the sewage. Finally, the sewage enters the disinfection room, and the sewage is sprayed out of the water distribution hole through the water distribution tray first, so that Fully disperse the sewage, increase the contact area between the sewage and the heating tube group, speed up the disinfection rate and quality of the sewage, and ensure that the germs in the sewage are killed. At the same time, the design of the two heating tube groups can improve the disinfection of the disinfection room rate.

The treatment system of the utility model has a small footprint, low cost, and is convenient for actual operation and use. Through multi-channel treatment of sewage, the treated water quality is high and the water body is clearer, which can ensure the long-term operation of the urban sewage treatment system. , healthy, stable and efficient operation.

Description of drawings

Below in conjunction with accompanying drawing, the utility model is further described:

Fig. 1 is the structural representation of a kind of urban sewage treatment system of the utility model;

Fig. 2 is the structural representation of flocculation chamber in the utility model;

Fig. 3 is a structural schematic diagram of the heating tube group in the utility model.

In the figure: 1-filtration chamber; 2-aeration chamber; 3-flocculation chamber; 4-sedimentation chamber; 5-disinfection chamber; 6-sewage delivery pipe; 7-water inlet; Plate; 10-the first filter layer; 11-the second filter layer; 12-adsorption rod; 13-adsorption fluff; 14-medicine box; 15-vacuum partition; 18-grid fence; 19-wave baffle; 20-water distribution tray; 21-water distribution hole; 22-heating pipe group; 23-installation frame; 24-screw; 25-aeration supervisor; 26-aeration branch ;27-aeration inlet; 28-rotating motor; 29-supporting bracket; 30-sealing plate; 31-stirring shaft; 32-stirring paddle; Connecting section; 37-spray hole.

Detailed ways

As shown in Figures 1 to 3, it is a kind of urban sewage treatment system of the present invention, which includes a filter chamber 1, an aeration chamber 2, a flocculation chamber 3, a sedimentation chamber 4 and a disinfection chamber 5 arranged in sequence from left to right. Chamber 1, aeration chamber 2, flocculation chamber 3, sedimentation chamber 4 and disinfection chamber 5 are all connected by a sewage delivery pipe 6, and a water inlet 7 is provided at the lower left side of the filter chamber 1, and a barrier is provided at the water inlet 7. Dirt net pocket 8, the opening end of trash net pocket 8 is provided with mounting frame 23, and one end of mounting frame 23 is fixedly connected with the left side wall of filter chamber 1 by screw 24, and the other end of mounting frame 23 is connected with deflector 9 by screw 24. Fixed connection, the design of the mounting bracket 23 can facilitate the installation and fixing of the trash-stop net bag 8, improve the structural strength of the trash-stop net bag 8, make the trash-stop net bag 8 more resistant to the impact of water flow, the screw connection is more flexible and reliable, and the installation and disassembly are easier. Convenient, the filter chamber 1 is provided with a deflector 9, the deflector 9 guides the sewage and can only be treated through the trash net bag 8 first, the design is more reasonable, the upper part of the deflector 9 is provided with a filter layer, and the filter layer Including a first filter layer 10 and a second filter layer 11, the first filter layer 10 is located below the second filter layer 11, and the mesh aperture of the first filter layer 10 is larger than that of the second filter layer 11 Aperture, the design of the first filter layer 10 and the second filter layer 11 can remove the impurity particles in the sewage, the mesh aperture of the first filter layer 10 is designed to be larger than the mesh of the second filter layer 11 The design of the pore diameter meets the design requirements. First, the particulate impurities in the sewage are removed through the first filter layer 10, and then the residual particles in the sewage are removed through the second filter layer 11, which effectively improves the filtering effect of the sewage. An adsorption rod 12 is arranged obliquely above, and the adsorption rod 12 is coated with an activated carbon adsorbent. The design of the activated carbon adsorbent can absorb harmful substances in the sewage and remove the odor in the sewage, so that the treated water quality is better and the design is more compact. Clever and reasonable, adsorption fluff 13 is uniformly arranged on the adsorption rod 12 .

The aeration chamber 2 is provided with an aeration device, and the aeration device includes an aeration main pipe 25, an aeration branch pipe 26 and a rotating device. The top of the aeration main pipe 25 is provided with an aeration inlet 27, and the aeration inlet 27 is connected with the air through the air supply pipe. The pumps are connected, and the aeration sub-pipe 26 is evenly arranged on the surface of the aeration main pipe 25. The aeration inlet 27 is transported to the aeration main pipe 25, then diffuses from the aeration main pipe 25 to the aeration sub-pipe 26, and finally enters the aeration chamber 2 from the aeration hole of the aeration sub-pipe 26, fully mixes with the sewage, and improves The dissolved oxygen content of the sewage, the overall structure design is more compact and reasonable, the design of the rotating device can drive the rotation of the aeration main pipe 25, not only makes the air and the sewage fully mixed, effectively increases the dissolved oxygen content in the sewage, but also can stir and mix the sewage , improve the flow performance of the sewage, make the sewage violently stir, make the air and the sewage fully mix, the rotating device includes a rotating motor 28, a supporting bracket 29 and a sealing plate 30, the rotating motor 28 is located on the bottom surface of the aeration chamber 2, and the supporting bracket 29 It is clipped and fixed with the bottom of the aeration main pipe 25. The motor shaft of the rotating motor 28 passes through the sealing plate 30 and is connected with the supporting bracket 29. The rotating motor 28 drives the rotation of the aeration main pipe 25 through the motor shaft. The design is reasonable and the supporting bracket 29 can facilitate the connection and fixation between the motor shaft and the aeration main pipe 25, and the sealing plate 30 can seal and separate the rotating motor 28 from the sewage, protect the rotating motor 28, and simplify the steps of installation and disassembly.

The right end of the flocculation chamber 3 is provided with a medicine box 14, the flocculation chamber 3 is provided with a vacuum partition 15, the vacuum partition 15 is provided with a spray hole 37, and the vacuum partition 15 divides the flocculation chamber 3 into at least 2 cavities, Stirring device 16 is all provided with in the chamber, and stirring device 16 comprises stirring motor, stirring shaft 31 and stirring paddle 32, and stirring motor is connected with stirring paddle 32 by stirring shaft 31, and stirring paddle 32 is evenly arranged on the stirring shaft 31, and stirring device The design of 16 can stir the sewage, so that the flocculation agent and the sewage are fully mixed, and the flocculation effect of the sewage is accelerated. The stirring motor drives the rotation of the stirring paddle 32 through the stirring shaft 31, so that the sewage is stirred and mixed, and the treatment rate of the sewage is improved. , the vacuum partition 15 is connected to the medicine box 14 through the medicine delivery pipe 17 , and the sedimentation chamber 4 is provided with a grill bar 18 and a corrugated baffle 19 , and the corrugated baffle 19 is located above the grill bar 18 .

Disinfection chamber 5 is provided with water distribution tray 20, and the surface of water distribution tray 20 is evenly provided with water distribution hole 21, and the bottom of water distribution tray 20 is provided with two heating pipe groups 22, and two heating pipe groups 22 are respectively located in the disinfection chamber 5 on the left and right sides, the two heating tube groups 22 all include a fixed frame and a heating tube 34, the fixed frame includes a fixed plate 33 and a fixed cover 35, the fixed cover 35 is evenly arranged on the fixed plate 33, and the heating tube 34 is provided with a connection Section 36, the connecting section 36 is matched with the fixing sleeve 35, the connecting section 36 is threadedly connected with the fixing sleeve 35, the design of the fixing frame can facilitate the installation and fixing of the heating tube 34, and the fixing plate 33 can facilitate the installation and fixing of the heating tube group 22, and the fixing The sleeve 35 and the connecting section 36 are designed to facilitate the installation between the heating tube 34 and the fixing frame, and the installation and disassembly are convenient.

In the utility model, the impurities in the sewage are firstly removed through the filter chamber 1, and the garbage and suspended impurities in the sewage are removed by the pollution-stopping net pocket 8, and then the large particle impurities in the sewage are filtered through the filter layer, and the sewage is removed by the adsorption rod 12. Harmful substances in the sewage are adsorbed to remove the odor in the sewage, and at the same time, the oil in the sewage is removed through the adsorption fluff 13 on the adsorption rod 12, so that the decontamination effect of the sewage is better, and it is more convenient for subsequent sewage treatment. After passing through the filter chamber 1 The treated sewage enters the aeration chamber 2 to be aerated through the aeration device, and then enters the flocculation chamber 3 for flocculation treatment. The medicine box 14 transports the flocculation medicine to the vacuum partition 15 through the medicine delivery pipe 17, and then It is sprayed out from the spray hole 37 on the vacuum partition 15 and mixed with the sewage to make the small particles in the sewage agglomerate into large particles, thereby facilitating the subsequent sedimentation treatment of the particles in the sewage. At the same time, it cooperates with the stirring device 16 to make the sewage Fully mixed with the flocculation agent, speed up the flocculation rate of sewage, improve the quality of sewage treatment, and the vacuum partition 15 can divide the flocculation chamber 3 into multiple cavities, so that the sewage gradually flows through multiple cavities, so that the flocculation of sewage The quality is better, and the structural design is more ingenious and reasonable, and then the sewage enters the sedimentation chamber 4 and passes through the dual functions of the grille bar 18 and the corrugated baffle 19, so that the sludge and particles in the sewage are precipitated, effectively removing impurities in the sewage, and finally Sewage enters the disinfection chamber 5, and the sewage is sprayed out from the water distribution hole 21 through the water distribution tray 20 first, so that the sewage is fully dispersed, the contact area between the sewage and the heating tube group 22 is increased, and the disinfection rate and speed of the sewage are accelerated. Disinfection quality ensures that germs in the sewage are killed, and at the same time, the disinfection rate of the disinfection chamber 5 can be improved through the design of the two heating tube groups 22 .

The above are only specific embodiments of the utility model, but the technical features of the utility model are not limited thereto. Any simple changes, equivalent replacements or modifications based on the present utility model to achieve substantially the same technical effect are covered by the protection scope of the present utility model.

Claims (8)

1. a kind of urban sewage treatment system, including filter chamber, solarization air cell, flocculating chamber, the mud chamber being set gradually from left to right And disinfection room, pass through dirt between the filter chamber, the solarization air cell, the flocculating chamber, the mud chamber and the disinfection room Water delivery pipe is connected, it is characterised in that：The left side lower end of the filter chamber is provided with water inlet, and the water inlet is provided with Garbage barrier net pocket is provided with deflector in the filter chamber, and the inclined upward of the deflector is provided with filtering meshes, the filtering The inclined upward of stratum reticulare is provided with adsorbing bar, and absorption villus is evenly arranged on the adsorbing bar, is provided in the solarization air cell Aerator, the right end of the flocculating chamber are provided with chemical tank, and vacuum partition, the vacuum partition are provided in the flocculating chamber On be provided with insecticide-spraying hole, the flocculating chamber is divided at least two cavity, is provided with and stirs in the cavity by the vacuum partition Device is mixed, the vacuum partition is connected by medicament delivery pipe with the chemical tank, is provided with barrier in the mud chamber With wavy baffle plate, the wavy baffle plate is located at the top of the barrier, is provided with water distributing tray in the disinfection room, described The surface of water distributing tray is evenly arranged with water distributing pore, and there are two heating tube group, two heating for the lower section setting of the water distributing tray Pipe group is located at the left and right sides of the disinfection room.

2. a kind of urban sewage treatment system according to claim 1, it is characterised in that：It is coated with and lives on the adsorbing bar Property carbon adsorbent.

3. a kind of urban sewage treatment system according to claim 1, it is characterised in that：The open end of the garbage barrier net pocket It is provided with mounting rack, one end of the mounting rack is fixedly connected by screw with the left side wall of the filter chamber, the mounting rack The other end be fixedly connected by the screw with the deflector.

4. a kind of urban sewage treatment system according to claim 1, it is characterised in that：The filtering meshes include first Filtering meshes and the second filtering meshes, first filtering meshes are located at the lower section of second filtering meshes, first mistake The mesh aperture of filter mesh layer is greater than the mesh aperture of second filtering meshes.

5. a kind of urban sewage treatment system according to claim 1, it is characterised in that：The aerator includes aeration Supervisor, aeration is in charge of and rotating device, and the top of the aeration supervisor is provided with aeration import, and the aeration import is by supplying gas Pipeline is connected with air pump, and the aeration is in charge of the surface for being uniformly arranged on the aeration supervisor, and the aeration is in charge of and institute It states aeration supervisor to communicate, the surface being in charge of that is aerated is evenly arranged with solarization air cap.

6. a kind of urban sewage treatment system according to claim 5, it is characterised in that：The rotating device includes rotation Motor, Support bracket and sealing plate, the rotating electric machine are located at the bottom surface of the solarization air cell, the Support bracket and the aeration The bottom of supervisor connects and fixes, and the motor shaft of the rotating electric machine passes through the sealing plate and is connected with the Support bracket.

7. a kind of urban sewage treatment system according to claim 1, it is characterised in that：The agitating device includes stirring Motor, agitating shaft and agitating paddle, the stirring motor are connected by the agitating shaft with the agitating paddle, and the agitating paddle is equal It is even to be arranged on the agitating shaft.

8. a kind of urban sewage treatment system according to claim 1, it is characterised in that：Two heating tube groups are wrapped Fixed frame and heating tube are included, the fixed frame includes fixed plate and fixing sleeve, and the fixing sleeve is uniformly arranged on the fixed plate On, linkage section is provided in the heating tube, the linkage section matches with the fixing sleeve, the linkage section and the fixation External threading connection.