CN209923143U - Purification treatment device of municipal sewage pipe network - Google Patents

Purification treatment device of municipal sewage pipe network Download PDF

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Publication number
CN209923143U
CN209923143U CN201920484533.XU CN201920484533U CN209923143U CN 209923143 U CN209923143 U CN 209923143U CN 201920484533 U CN201920484533 U CN 201920484533U CN 209923143 U CN209923143 U CN 209923143U
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tank
treatment
box
sludge
communicated
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喻祥
王玉皞
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Nanchang University
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Nanchang University
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Abstract

The utility model relates to a purification treatment device of a municipal sewage pipe network, which comprises a sedimentation tank, a sludge treatment box and an anaerobic treatment box which are communicated with the sedimentation tank, the aerobic treatment box is communicated with the anaerobic treatment box, the secondary sedimentation box is communicated with the aerobic treatment box, the filter box is communicated with the secondary sedimentation box, sludge and supernatant which are sequentially precipitated are respectively treated, the load of later equipment on supernatant treatment is effectively reduced, the whole treatment device is effectively protected, and simultaneously, the sludge is treated independently, thereby avoiding the situation that the precipitated sludge directly eliminates secondary pollution to the environment, protecting the environment, when carrying out sewage treatment, through anaerobism, good oxygen, secondary sedimentation and filtration etc. many times handle sewage, can effectually guarantee that the sewage after handling can reach the effect of water purification, make sewage treatment's effect better.

Description

Purification treatment device of municipal sewage pipe network
Technical Field
The utility model relates to a municipal administration sewage treatment field especially relates to a purification unit of municipal administration sewage pipe network.
Background
The sewage treatment is a process for purifying sewage to meet the water quality requirement of draining a certain water body or reusing the sewage. Sewage treatment is widely applied to various fields such as buildings, agriculture, traffic, energy, petrifaction, environmental protection, urban landscape, medical treatment, catering and the like, and more people go into daily life of common people. Along with the urbanization development of China, municipal sewage pipe networks are increasingly constructed, sewage in the sewage pipe networks mainly comes from kitchen washing, toilet flushing, bathing, laundry water and the like, and the sewage contains a large amount of organic nitrogen, ammonia nitrogen and impurities.
At present in to municipal sewage treatment process, can not systematically carry out detailed processing to every processing link, especially can not carry out the processing that corresponds to impurity in the sewage and mud after the sediment before handling sewage and lead to the fact the later stage to sewage treatment's in-process again, cause treatment facility's load to strengthen, the effect of handling is unsatisfactory, causes the easy condition that takes place to damage of treatment facility simultaneously.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to provide a municipal sewage pipe network purification treatment device which can carry out targeted treatment on each link of municipal sewage, has more scientific treatment link and avoids the undesirable treatment effect of the subsequent treatment equipment of the assembly loaded with an overlarge assembly.
In order to achieve the purpose, the utility model discloses a following technical scheme, a purification treatment device of municipal administration sewage pipe network, including the sedimentation tank, sludge treatment case and anaerobic treatment case that are linked together with this sedimentation tank, the aerobic treatment case with anaerobic treatment case intercommunication, with the secondary settling tank of aerobic treatment case intercommunication, with the rose box of secondary settling tank intercommunication.
A back washing pipeline is arranged between the secondary sedimentation tank and the sedimentation tank, and a washing pump for pumping water in the secondary sedimentation tank into the sedimentation tank for back washing is arranged on the back washing pipeline.
The sedimentation tank comprises a tank body, a filter screen arranged on the upper part of the tank body and used for carrying out primary filtration on sewage entering the tank body, an overflow port arranged on one side of the tank body and a sludge outlet arranged at the bottom of the tank body, wherein the overflow port is positioned below the filter screen.
Be equipped with upper guide rail group and lower guide rail group of parallel from top to bottom in the cell body, upper guide rail group is located the below of overflow mouth, and lower guide rail group is located the bottom of cell body, there is the mud scraper through slider swing joint between upper guide rail group and the lower guide rail group, be equipped with the lead screw between the lower guide rail group, the both ends and the cell body swing joint of this lead screw, and wherein one end pass the cell body and the driving motor fixed connection that the cell body was equipped with, the cover is equipped with screw nut on the lead screw, screw nut and the middle part fixed connection of mud scraper lower extreme.
The anaerobic treatment box comprises an anaerobic treatment box body, a water inlet and a water outlet, wherein the water inlet is formed in the upper portion of the anaerobic treatment box body, the water outlet is formed in the bottom of the anaerobic treatment box body, a multilayer anaerobic biomembrane carrier is arranged in the anaerobic treatment box body, a gas-liquid separation device is arranged on the upper portion of the anaerobic treatment box body, and a pressure valve is mounted on a gas outlet formed in the top of the anaerobic treatment box body.
The gas-liquid separation device comprises a plurality of layers of collision plates arranged on the upper part of the anaerobic treatment box body, through holes penetrating through the collision plates are arranged on the collision plates, and the through holes on two adjacent collision plates are staggered.
The sludge treatment box comprises a sludge treatment box body, a sludge inlet on the upper part of the sludge treatment box body and a sludge discharge port at the bottom of the sludge treatment box body are arranged, a stirring motor is fixedly connected to the top of the sludge treatment box body, a rotating shaft of the stirring motor is fixedly connected with a stirring shaft arranged in the sludge treatment box body, a plurality of stirring blades fixedly connected to the stirring shaft are arranged on the stirring shaft, a dosing box is arranged on one side of the sludge treatment box body and is communicated with the sludge treatment box body through a dosing pipeline, and a pressure pump for pumping the medicine in the dosing box into the sludge treatment box body is arranged on the pressure pipeline.
The rose box is including leaking hopper-shaped box, establish respectively at hopper-shaped box top and bottom and with leak hopper-shaped box in intake line and the outlet conduit line that is linked together, leak hopper-shaped box and be equipped with bottom confined inner bag, the top of this inner bag and the top fixed connection who leaks hopper-shaped box, just intake line is linked together with the inner bag, the inner bag forms water flow channel with the inner wall of hopper-shaped box, this water flow channel and outlet conduit line intercommunication, set up the filtration outlet hole that communicates with water flow channel on the circumferential direction of inner bag, be equipped with the water purification granule in the inner bag, this water purification granule outer parcel has the filter cloth, the outer parcel of filter cloth has secondary filter screen.
Electromagnetic valves are arranged on pipelines respectively communicating the sedimentation tank with the anaerobic treatment box, the anaerobic treatment box with the aerobic treatment box, the aerobic treatment box with the secondary sedimentation box and the secondary sedimentation box with the filter box.
The utility model has the advantages that: the utility model discloses a handle mud and supernatant after deposiing in proper order respectively, the load of later stage equipment to the supernatant processing has effectively been alleviateed, effectual protection has been carried out to whole processing apparatus, carry out the independent treatment to mud simultaneously and avoided the mud after the sediment directly to get rid of the condition that causes secondary pollution to the environment, the environment has been protected, when carrying out sewage treatment, through anaerobism, good oxygen, secondary sedimentation and filtration etc. multiple treatment sewage, can effectually guarantee that the sewage after handling can reach the effect of water purification, it is better to make sewage treatment's effect.
Drawings
Fig. 1 is a schematic diagram of the frame structure of the present invention;
FIG. 2 is a schematic structural view of a settling tank of the present invention;
FIG. 3 is a schematic structural view of a sludge treatment tank of the present invention;
FIG. 4 is a schematic structural view of the anaerobic treatment tank of the present invention;
fig. 5 is a schematic structural view of the filtering box of the present invention.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and examples.
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention.
The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature; in the description of the present invention, "a plurality" means two or more unless otherwise specified.
Examples
As shown in figure 1, the purification treatment device for the municipal sewage pipe network comprises a sedimentation tank 1, a sludge treatment tank 2 and an anaerobic treatment tank 3 which are communicated with the sedimentation tank 1, an aerobic treatment tank 4 which is communicated with the anaerobic treatment tank 3, a secondary sedimentation tank 5 which is communicated with the aerobic treatment tank 4, and a filter tank 6 which is communicated with the secondary sedimentation tank 5. The municipal sewage pipeline is communicated with the sedimentation tank 1, the municipal sewage is introduced into the sedimentation tank for primary sedimentation, the supernatant of the settled sewage enters the anaerobic treatment tank for anaerobic treatment, and the settled sludge enters the sludge treatment tank for sludge treatment, so that the supernatant and the sludge settled in the sewage are respectively treated in different treatment tanks, the problem of environmental pollution caused by direct discharge of the sludge after sedimentation at present is solved, the phenomenon that the sewage and the supernatant enter the next-stage treatment equipment simultaneously to cause increased load of the subsequent equipment and damage of the subsequent equipment easily occurs is avoided, the equipment is effectively protected, the sewage after anaerobic treatment enters the aerobic treatment tank for aerobic treatment, and the water after aerobic treatment enters the secondary sedimentation tank for secondary sedimentation, water after the secondary sedimentation enters into the filter box and carries out filtration treatment, has realized the overall treatment to sewage, and the procedure after multilevel processing such as good oxygen, anaerobism, secondary sedimentation and filtration makes the sewage effect after handling better, and simultaneously at the in-process of handling, anaerobic treatment equipment is before aerobic treatment equipment, when having avoided carrying out good oxygen treatment earlier, breeding of bacterium, and the precipitate that produces through anaerobic treatment and good oxygen treatment simultaneously takes out through the secondary sedimentation, then realizes ultimate purification through filtering, and is more reasonable, and the effect is more excellent simultaneously.
Furthermore, in order to better control the sewage entering condition between each stage of equipment, electromagnetic valves are respectively arranged on pipelines which are communicated with the sedimentation tank 1 and the anaerobic treatment tank 3, the anaerobic treatment tank 3 and the aerobic treatment tank 4, the aerobic treatment tank 4 and the secondary sedimentation tank 5, and the secondary sedimentation tank 5 and the filter tank 6, and the control is more convenient and intelligent through the electromagnetic valves.
Meanwhile, in order to clean the whole device in the treatment process, a back flush pipeline 7 is arranged between the secondary sedimentation tank 5 and the sedimentation tank 1, and a flushing pump 8 for pumping water in the secondary sedimentation tank 5 into the sedimentation tank 1 for back flushing is arranged on the back flush pipeline 7. And the water in the secondary sedimentation tank is used for back washing, so that the waste of the working procedure is avoided, and the subsequent filter tank is damaged.
Further, in order to ensure that in the process of sedimentation, municipal sewage is subjected to sedimentation treatment after being subjected to primary filtration, and simultaneously sludge and supernatant which are precipitated are separated after sedimentation, as shown in fig. 2, the sedimentation tank 1 comprises a tank body 101, a filter screen 102 which is arranged on the upper part of the tank body 101 and used for performing primary filtration on the sewage entering the tank body 101, an overflow port 104 arranged on one side of the tank body 101 and a sludge outlet 103 arranged on the bottom of the tank body 101, wherein the overflow port 104 is positioned below the filter screen 102. The filter screen 102 is used for primarily filtering sewage entering the sedimentation tank, so that impurities are prevented from entering subsequent treatment equipment to damage the treatment equipment, the overflow port is used for overflowing precipitated supernatant, and the sludge outlet is used for cleaning precipitated sludge;
the specific scheme adopted when sludge in the sedimentation tank is treated is as follows, an upper guide rail group 105 and a lower guide rail group 106 which are parallel up and down are arranged in the tank body 101, the upper guide rail group 105 is positioned below the overflow port 104, the lower guide rail group 106 is positioned at the bottom of the tank body 1, a mud scraping plate 107 is movably connected between the upper guide rail group 105 and the lower guide rail group 106 through a sliding block, a lead screw 108 is arranged between the lower guide rail group 106, two ends of the lead screw 108 are movably connected with the tank body 101, one end of the lead screw passes through the tank body 101 and is fixedly connected with a driving motor 110 arranged on the tank body 101, a lead screw nut 109 is sleeved on the lead screw 108, and the lead screw nut 109 is fixedly connected with the middle part of the lower end of. The mud scraper 107 can carry out the operation along upper guideway group and lower guideway group and remove the mud that will deposit and push the mud export, makes mud get rid of in with the sedimentation tank, and is specific drive motor drives the lead screw and rotates, and the lead screw is at the pivoted in-process lead screw nut carries out the side-to-side movement on the lead screw, and then drives the mud scraper and scrapes mud, adopts lead screw and lead screw nut to cooperate, can guarantee more stability when scraping mud.
As shown in fig. 4, the anaerobic treatment tank 3 comprises an anaerobic treatment tank 301, a water inlet 302 arranged at the upper part of the anaerobic treatment tank 301, and a water outlet 303 arranged at the bottom of the anaerobic treatment tank 301, wherein a multi-layer anaerobic biofilm carrier 304 is arranged in the anaerobic treatment tank 301, a gas-liquid separation device is arranged at the upper part of the anaerobic treatment tank 301, and a pressure valve 305 is arranged on an air outlet arranged at the top of the anaerobic treatment tank 301. The anaerobic biofilm carrier 304 is used for anaerobic treatment, the pressure valve 305 sets a threshold pressure value, and when the anaerobic treatment tank 301 exceeds the set value, the pressure valve 305 opens to release the pressure in the anaerobic treatment tank 301.
Meanwhile, gas generated in the anaerobic treatment process needs to be subjected to gas-liquid separation, the discharged gas is ensured not to be polluted water, the gas-liquid separation device comprises a plurality of layers of collision plates 306 arranged at the upper part of the anaerobic treatment box body 301, through holes 307 penetrating through the collision plates 306 are formed in the collision plates 306, and the through holes 307 on two adjacent collision plates 306 are staggered. The gas that specifically produces collides with the collision board at the in-process that rises, and the kinetic energy of the liquid in the gas-liquid reduces after the collision, separates once, and gas leads to through the through-hole and rises after separating simultaneously to collide with the collision board of last level, analogize once, can carry out thorough gas-liquid separation, do not contain sewage impurity in the gas of assurance getting rid of.
As shown in fig. 3, the sludge treatment tank 2 includes a sludge treatment tank 201, a sludge inlet 202 disposed at an upper portion of the sludge treatment tank 201, and a sludge outlet 203 disposed at a bottom portion of the sludge treatment tank 201, wherein a stirring motor 204 is fixedly connected to a top portion of the sludge treatment tank 201, a rotation shaft of the stirring motor 204 is fixedly connected to a stirring shaft 205 disposed in the sludge treatment tank 201, a plurality of stirring blades 206 are fixedly connected to the stirring shaft 205, a dosing tank 207 is disposed at one side of the sludge treatment tank 201, the dosing tank 207 is communicated with the sludge treatment tank 201 through a dosing pipeline 208, and a pressure pump 209 for pumping the chemicals in the dosing tank 207 into the sludge treatment tank 201 is disposed on the pressure pipeline 208. Mud enters into this treatment box and adds the medicine to handle mud in to this sludge treatment box simultaneously, at the in-process of handling, drives the stirring leaf through agitator motor and carries out abundant stirring, makes the medicine of adding can carry out abundant mixture to mud, handles more thoroughly, should stir the leaf simultaneously for the cutting edge form, can be at the effectual reduction resistance of in-process of stirring.
As shown in fig. 5, the filter box 6 includes a funnel-shaped box 601, a water inlet line 605 and a water outlet line 606 respectively disposed at the top and the bottom of the funnel-shaped box 601 and communicated with the inside of the funnel-shaped box 601, a liner 602 with a closed bottom is disposed in the funnel-shaped box 601, the top of the liner 602 is fixedly connected with the top of the funnel-shaped box 601, the water inlet line 605 is communicated with the liner 602, a water flow channel 603 is formed between the liner 602 and the inner wall of the funnel-shaped box 601, the water flow channel 603 is communicated with the water outlet line 606, a filtered water hole 604 communicated with the water flow channel 603 is disposed in the circumferential direction of the liner 602, water purification particles 607 are disposed in the liner 602, a filter cloth 608 is wrapped outside the water purification particles 607, and a secondary filter screen 609. The water through the secondary sedimentation enters into the inner bag through the inlet tube to water purification granule, filter cloth and secondary filter screen through in the inner bag carry out a lot of filtration, the water after the filtration flows out through the play water hole 604 of inner bag and enters into the rivers passageway, and the rivers passageway normal water is got rid of through outlet pipe 606 at last, can guarantee to pass through a lot of filtration when filtering, filterable more thoroughly, makes the effect of handling more ideal.
The above embodiments are merely examples of the present invention, and do not limit the protection scope of the present invention, and all designs the same as or similar to the present invention belong to the protection scope of the present invention.

Claims (7)

1. A purification treatment device of a municipal sewage pipe network is characterized by comprising a sedimentation tank (1), a sludge treatment box (2) and an anaerobic treatment box (3) which are communicated with the sedimentation tank (1), an aerobic treatment box (4) which is communicated with the anaerobic treatment box (3), a secondary sedimentation box (5) which is communicated with the aerobic treatment box (4), and a filter box (6) which is communicated with the secondary sedimentation box (5);
the sedimentation tank (1) comprises a tank body (101), a filter screen (102) which is arranged at the upper part of the tank body (101) and is used for carrying out primary filtration on sewage entering the tank body (101), an overflow port (104) which is arranged at one side of the tank body (101) and a sludge outlet (103) which is arranged at the bottom of the tank body (101), wherein the overflow port (104) is positioned below the filter screen (102);
be equipped with upper guide rail group (105) and lower guide rail group (106) that are parallel from top to bottom in cell body (101), upper guide rail group (105) are located the below of overflow mouth (104), and lower guide rail group (106) are located the bottom of cell body (101), there are mud scraping plate (107) through slider swing joint between upper guide rail group (105) and lower guide rail group (106), be equipped with lead screw (108) between lower guide rail group (106), the both ends and cell body (101) swing joint of this lead screw (108), and driving motor (110) fixed connection that wherein one end passed cell body (101) and was equipped with, the cover is equipped with screw nut (109) on lead screw (108), screw nut (109) and mud scraping plate (107) lower extreme middle part fixed connection.
2. The purification treatment device of the municipal sewer network according to claim 1, wherein a back flush line (7) is arranged between the secondary settling tank (5) and the settling tank (1), and a flushing pump (8) for pumping water in the secondary settling tank (5) into the settling tank (1) for back flushing is arranged on the back flush line (7).
3. The purification treatment device of the municipal sewer network according to claim 1, wherein the anaerobic treatment tank (3) comprises an anaerobic treatment tank body (301), a water inlet (302) arranged at the upper part of the anaerobic treatment tank body (301), and a water outlet (303) arranged at the bottom of the anaerobic treatment tank body (301), wherein a multi-layer anaerobic biofilm carrier (304) is arranged in the anaerobic treatment tank body (301), a gas-liquid separation device is arranged at the upper part of the anaerobic treatment tank body (301), and a pressure valve (305) is arranged on a gas outlet arranged at the top of the anaerobic treatment tank body (301).
4. The purification treatment device of the municipal sewer network according to claim 3, wherein the gas-liquid separation device comprises a plurality of collision plates (306) disposed at the upper part of the anaerobic treatment tank (301), the collision plates (306) are provided with through holes (307) penetrating through the collision plates (306), and the through holes (307) of two adjacent collision plates (306) are staggered.
5. The purification treatment device of the municipal sewer network according to claim 1, the sludge treatment box (2) comprises a sludge treatment box body (201), a sludge inlet (202) arranged at the upper part of the sludge treatment box body (201) and a sludge discharge port (203) arranged at the bottom part, the top of the sludge treatment box body (201) is fixedly connected with a stirring motor (204), the rotating shaft of the stirring motor (204) is fixedly connected with a stirring shaft (205) arranged in the sludge treatment box body (201), a plurality of stirring blades (206) are fixedly connected on the stirring shaft (205), a dosing box (207) is arranged on one side of the sludge treatment box body (201), the dosing tank (207) is communicated with the sludge treatment tank body (201) through a dosing pipeline (208), the dosing pipeline (208) is provided with a pressure pump (209) which pumps the medicine in the dosing tank (207) into the sludge treatment box body (201).
6. The purification treatment device of the municipal sewer pipe network according to claim 1, wherein the filter tank (6) comprises a funnel-shaped tank body (601), a water inlet pipeline (605) and a water outlet pipeline (606) which are respectively arranged at the top and the bottom of the funnel-shaped tank body (601) and are communicated with the inside of the funnel-shaped tank body (601), an inner container (602) with a closed bottom is arranged in the funnel-shaped tank body (601), the top of the inner container (602) is fixedly connected with the top of the funnel-shaped tank body (601), the water inlet pipeline (605) is communicated with the inner container (602), a water flow channel (603) is formed by the inner container (602) and the inner wall of the funnel-shaped tank body (601), the water flow channel (603) is communicated with the water outlet pipeline (606), a filtering water outlet hole (604) communicated with the water flow channel (603) is formed in the circumferential direction of the inner container (602), and water purification particles (607) are arranged in the, the water purifying particles (607) are wrapped with a filter cloth (608), and the filter cloth (608) is wrapped with a secondary filter screen (609).
7. The purification treatment device of the municipal sewage pipe network according to claim 1, wherein the pipelines respectively communicating the sedimentation tank (1) with the anaerobic treatment tank (3), the anaerobic treatment tank (3) with the aerobic treatment tank (4), the aerobic treatment tank (4) with the secondary sedimentation tank (5), and the secondary sedimentation tank (5) with the filtration tank (6) are provided with electromagnetic valves.
CN201920484533.XU 2019-04-11 2019-04-11 Purification treatment device of municipal sewage pipe network Active CN209923143U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920484533.XU CN209923143U (en) 2019-04-11 2019-04-11 Purification treatment device of municipal sewage pipe network

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920484533.XU CN209923143U (en) 2019-04-11 2019-04-11 Purification treatment device of municipal sewage pipe network

Publications (1)

Publication Number Publication Date
CN209923143U true CN209923143U (en) 2020-01-10

Family

ID=69073396

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920484533.XU Active CN209923143U (en) 2019-04-11 2019-04-11 Purification treatment device of municipal sewage pipe network

Country Status (1)

Country Link
CN (1) CN209923143U (en)

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