CN222434285U - A device for deep treatment of urban wastewater - Google Patents
A device for deep treatment of urban wastewater Download PDFInfo
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- CN222434285U CN222434285U CN202420402761.9U CN202420402761U CN222434285U CN 222434285 U CN222434285 U CN 222434285U CN 202420402761 U CN202420402761 U CN 202420402761U CN 222434285 U CN222434285 U CN 222434285U
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- tank
- wastewater
- electric telescopic
- advanced treatment
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- 239000002351 wastewater Substances 0.000 title claims abstract description 72
- 238000004062 sedimentation Methods 0.000 claims abstract description 34
- 238000005273 aeration Methods 0.000 claims abstract description 18
- 239000012528 membrane Substances 0.000 claims abstract description 17
- 238000001914 filtration Methods 0.000 claims abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 15
- 238000004065 wastewater treatment Methods 0.000 claims description 14
- 239000010841 municipal wastewater Substances 0.000 claims description 9
- 230000000149 penetrating effect Effects 0.000 claims 4
- 239000000376 reactant Substances 0.000 abstract description 22
- 238000003756 stirring Methods 0.000 abstract description 10
- 238000002156 mixing Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 9
- 238000001556 precipitation Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 239000012535 impurity Substances 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 239000003638 chemical reducing agent Substances 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000010030 laminating Methods 0.000 description 3
- 239000010802 sludge Substances 0.000 description 3
- 239000003463 adsorbent Substances 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 239000000701 coagulant Substances 0.000 description 2
- 239000000645 desinfectant Substances 0.000 description 2
- 239000008394 flocculating agent Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000007800 oxidant agent Substances 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- -1 and the physical Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000004071 biological effect Effects 0.000 description 1
- 238000010170 biological method Methods 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Landscapes
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The utility model discloses an urban wastewater advanced treatment device which comprises a pretreatment tank, an advanced treatment tank and a sedimentation tank, wherein two ends of the front side wall of the pretreatment tank are rotatably connected with a first electric telescopic rod through a pin shaft, the telescopic part at the upper top end of the first electric telescopic rod is rotatably connected with an L-shaped connecting rod through a rotating shaft, the inner side of the upper end of the L-shaped connecting rod is fixedly provided with a rotating shaft, the outer curved surface of the rotating shaft is fixedly provided with a mounting frame, the middle part of the lower end of the mounting frame is fixedly provided with a filter screen and a filter membrane for filtering and adsorbing wastewater respectively, two sides of the inner wall of the pretreatment tank are fixedly provided with limiting plates, and the inner bottom of the advanced treatment tank is fixedly provided with an aeration disc. The utility model realizes the advanced treatment of the wastewater by the reactant, can accelerate the mixing of the wastewater and the reactant, and avoids the problem that the wastewater is difficult to clean after being stirred by the stirring paddle.
Description
Technical Field
The utility model relates to the technical field of urban wastewater treatment, in particular to an urban wastewater advanced treatment device.
Background
Urban wastewater treatment refers to treatment of urban wastewater by physical, chemical and biological methods, and aims to purify wastewater, reduce pollution and realize recovery and reuse of wastewater. The urban waste water treatment mainly comprises the following steps of collecting urban waste water through facilities such as a sewer and the like so as to treat the urban waste water. Wastewater treatment, the removal or reduction of contaminants in wastewater to safe levels using various treatment techniques, such as precipitation, filtration, disinfection, and the like. Sludge treatment, namely, sludge generated in the wastewater treatment process needs to be treated, including dehydration, stabilization, disposal and the like of the sludge. The wastewater can be regenerated and recycled, and the treated wastewater can be used for water in agriculture, industry, urban greening and other aspects.
Wherein, when treating urban wastewater, a reactant is added into the urban wastewater, and the physical, chemical and biological properties of the wastewater are improved by the reactant, so that the urban wastewater is easier to treat and purify.
However, when the prior art is actually used, in the process of adding the reactant into the urban wastewater, in order to enable the wastewater and the reactant to be quickly mixed, the wastewater added with the reactant is stirred and mixed by the stirring paddles, but after the wastewater added with the reactant is stirred and mixed by the stirring paddles, impurities in the wastewater are easily adhered to the upper ends of the stirring paddles and are difficult to clean, so that the cleaning efficiency of the wastewater after treatment is affected.
Disclosure of utility model
The utility model aims to provide an advanced treatment device for urban wastewater, which aims to solve the problems that in the process of adding reactants into urban wastewater, in order to enable the wastewater and the reactants to be quickly mixed, the wastewater added with the reactants is stirred and mixed by a stirring paddle, but impurities in the wastewater are easily adhered to the upper end of the stirring paddle and are difficult to clean after the stirring paddle is used for stirring and mixing the wastewater added with the reactants, so that the cleaning efficiency after wastewater treatment is affected.
In order to achieve the aim, the utility model provides the following technical scheme that the device comprises a pretreatment tank, a deep treatment tank and a sedimentation tank;
The two ends of the front side wall of the pretreatment tank are rotationally connected with first electric telescopic rods through pin shafts, the telescopic parts at the upper top ends of the first electric telescopic rods are rotationally connected with L-shaped connecting rods through rotating shafts, rotating shafts are fixedly arranged on the inner sides of the upper ends of the L-shaped connecting rods, mounting frames are fixedly arranged on the outer curved surfaces of the rotating shafts, filter screens and filter membranes for filtering and adsorbing wastewater are fixedly arranged in the middle of the lower ends of the mounting frames respectively, and limiting plates are fixedly arranged on two sides of the inner wall of the pretreatment tank;
An aeration disc is fixedly arranged at the bottom in the deep treatment tank, a connecting air pipe is fixedly communicated with the bottom in the deep treatment tank through the bottom of the aeration disc, and an air pump is fixedly arranged at the top end outside the connecting air pipe;
the sedimentation tank lower extreme lateral wall fixed mounting is provided with the electronic telescopic link of second, the inboard flexible part of second electronic telescopic link is provided with the push pedal through sedimentation tank lower extreme lateral wall fixed mounting, sedimentation tank lower extreme inner wall fixed mounting is provided with L shape spacing spout.
Preferably, the inside upper end of pretreatment tank fixedly communicates with first connecting pipe, and the top fixed intercommunication is in behind the first connecting pipe the degree of depth is handled pond front side upper end, the fixed intercommunication in degree of depth is handled pond rear end bottom and is had the second connecting pipe, and the top fixed intercommunication is in behind the second connecting pipe sedimentation tank front side upper end, first connecting pipe mid-mounting is provided with first pump body, second connecting pipe mid-mounting is provided with the second pump body.
Preferably, the upper end outside the pretreatment tank is provided with a water inlet pipe through a fixed installation, so that the water inlet pipe is communicated with an external urban wastewater pipeline, and the middle part of the rear top end of the sedimentation tank is provided with a water outlet pipe through a fixed installation, so that wastewater which sequentially passes through the pretreatment tank, the advanced treatment tank and the sedimentation tank is discharged through the water outlet pipe.
Preferably, the number of the first electric telescopic rods is two, the two electric telescopic rods are symmetrically distributed at two ends of the front side wall of the pretreatment tank respectively, and the telescopic part at the upper top end of each first electric telescopic rod is inclined towards the side end.
Preferably, the axis of rotation is supported through the bearing frame and is rotated and connect in pretreatment pond upper end both sides, the laminating swing joint is in pretreatment pond inner wall in the mounting bracket lower extreme outside, limiting plate laminating swing joint is at the mounting bracket lower extreme medial surface, makes through the limiting plate is spacing to the mounting bracket.
Preferably, the number of the aeration discs is a plurality, and the aeration discs are symmetrically distributed at the bottom of the deep treatment tank.
Preferably, the laminating swing joint of push pedal both sides end is at the spacing spout inner wall of L shape, makes through the spacing spout of L shape is slided the push pedal spacing, the sedimentation tank is kept away from second electric telescopic handle one side bottom and is run through fixed mounting and be provided with the blow off pipe.
Compared with the prior art, the utility model has the beneficial effects that:
1. According to the utility model, the wastewater in the pretreatment tank is filtered and adsorbed through the filter screen and the filter membrane in sequence, and meanwhile, when the filter screen and the filter membrane are required to be cleaned and replaced, the first electric telescopic rod is controlled to be opened for telescopic operation, when the telescopic part at the upper top end of the first electric telescopic rod is telescopic, the L-shaped connecting rod is driven to swing, when the L-shaped connecting rod is driven to swing, the rotating shaft is driven to rotate, when the rotating shaft is driven to rotate, the mounting frame is driven to swing, and when the mounting frame is driven to swing, the filter screen and the filter membrane are driven to swing upwards to the opening above the pretreatment tank, and when the filter screen and the filter membrane are driven to swing upwards to the opening above the pretreatment tank, the filter screen and the filter membrane can be cleaned and replaced conveniently, so that the urban wastewater is filtered and adsorbed, and the filter screen and the filter membrane are convenient to be cleaned and replaced;
2. The utility model also discloses a method for preparing the wastewater by using the wastewater treatment device, which comprises the steps of controlling to start a first pump body to be matched with a first connecting pipe to discharge filtered and adsorbed wastewater in a pretreatment tank into the advanced treatment tank, adding a reactant into the advanced treatment tank when the filtered and adsorbed wastewater in the pretreatment tank is discharged into the advanced treatment tank, wherein the reactant usually comprises a flocculating agent, a coagulant aid, a pH regulator, an oxidant, a reducing agent, an adsorbent and a disinfectant, controlling to start an air pump when the reactant is added into the pretreatment tank, and injecting air into an aeration disc through a connecting air pipe when the air pump is started, wherein the aeration disc can generate gushed air in the advanced treatment tank when the air pump is started, so that the wastewater in the advanced treatment tank is accelerated to be mixed with the reducing agent in a gushing mode, and the mixing of the wastewater and the reactant can be accelerated when the wastewater is subjected to advanced treatment by the reactant, and the problem that the wastewater is difficult to clean after being stirred by using a stirring paddle is avoided.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an advanced municipal wastewater treatment device according to the utility model;
FIG. 2 is a schematic diagram of the whole structure of an advanced municipal wastewater treatment device according to the utility model;
FIG. 3 is a schematic diagram of the whole structure of an advanced municipal wastewater treatment device according to the utility model;
FIG. 4 is a schematic diagram showing a partial structure of an advanced municipal wastewater treatment apparatus according to the utility model;
Fig. 5 is a schematic diagram of a local structure of an advanced treatment apparatus for urban wastewater according to the present utility model.
In the figure, 1, a pretreatment pool; 2, an advanced treatment tank, 3, a sedimentation tank, 4, a first connecting pipe, 5, a second connecting pipe, 6, a first pump body, 7, a second pump body, 8, a water inlet pipe, 9, a water outlet pipe, 10, a first electric telescopic rod, 11, an L-shaped connecting rod, 12, a rotating shaft, 13, a mounting rack, 14, a filter screen, 15, a filter membrane, 16, a limiting plate, 17, a connecting air pipe, 18, an air pump, 19, a second electric telescopic rod, 20, a push plate, 21, an L-shaped limiting chute, 22, a sewage drain pipe, 23 and an aeration disc.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-5, the utility model provides a technical scheme, which comprises a pretreatment tank 1, a deep treatment tank 2 and a sedimentation tank 3, wherein the upper end of the inner side of the pretreatment tank 1 is fixedly communicated with a first connecting pipe 4, the rear top end of the first connecting pipe 4 is fixedly communicated with the upper end of the front side of the deep treatment tank 2, the bottom of the rear end of the deep treatment tank 2 is fixedly communicated with a second connecting pipe 5, the rear top end of the second connecting pipe 5 is fixedly communicated with the upper end of the front side of the sedimentation tank 3, a first pump body 6 is fixedly arranged in the middle of the first connecting pipe 4, a second pump body 7 is fixedly arranged in the middle of the second connecting pipe 5, so that wastewater in the pretreatment tank 1 is discharged into the deep treatment tank 2 through the first pump body 6 matched with the first connecting pipe 4, wastewater in the deep treatment tank 2 is discharged into the sedimentation tank 3 through the second pump body 7 matched with the second connecting pipe 5, a water inlet pipe 8 is fixedly arranged at the upper end of the outer side of the pretreatment tank 1, the middle of the sedimentation tank 3 is communicated with an external urban wastewater pipeline through the water inlet pipe 8, and a water outlet pipe 9 is fixedly arranged at the rear top end of the sedimentation tank 3, and the wastewater passing through the water outlet pipe 9 sequentially passes through the pretreatment tank 1 and the sedimentation tank 2 and the sedimentation tank 3;
The two ends of the front side wall of the pretreatment tank 1 are rotationally connected with first electric telescopic rods 10 through pin shafts, the two first electric telescopic rods 10 are symmetrically distributed at the two ends of the front side wall of the pretreatment tank 1 respectively, the telescopic parts at the upper top ends of the first electric telescopic rods 10 are inclined to the side ends, the telescopic parts at the upper top ends of the first electric telescopic rods 10 are rotationally connected with L-shaped connecting rods 11 through rotating shafts, rotating shafts 12 are fixedly arranged at the inner sides of the upper ends of the L-shaped connecting rods 11 and are rotationally connected to the two sides of the upper ends of the pretreatment tank 1 through bearing seat support, the outer curved surface of each rotating shaft 12 is fixedly provided with a mounting frame 13, the outer sides of the lower ends of the mounting frames 13 are movably connected to the inner wall of the pretreatment tank 1 in a fit mode, a filter screen 14 and a filter membrane 15 for filtering and adsorbing waste water are fixedly arranged in the middle of the lower ends of the mounting frames 13 respectively, limiting plates 16 are fixedly arranged at the two sides of the inner wall of the pretreatment tank 1 and are movably connected to the inner sides of the lower ends of the mounting frames 13 in a fit mode, and limiting plates 16 are movably connected to the inner sides of the lower ends of the mounting frames 13, so that the limiting frames 13 are limited by the limiting plates 16;
When the pretreatment tank 1 is used, waste water inside the pretreatment tank 1 is filtered and adsorbed through the filter screen 14 and the filter membrane 15 in sequence, meanwhile, when the filter screen 14 and the filter membrane 15 are required to be cleaned and replaced, the first electric telescopic rod 10 is controlled to be opened for telescopic operation, when the telescopic part at the upper top end of the first electric telescopic rod 10 is telescopic, the L-shaped connecting rod 11 is driven to swing, when the L-shaped connecting rod 11 swings, the rotating shaft 12 is driven to rotate, when the rotating shaft 12 rotates, the mounting frame 13 is driven to swing, when the mounting frame 13 swings, the filter screen 14 and the filter membrane 15 are driven to swing upwards to the opening above the pretreatment tank 1, when the filter screen 14 and the filter membrane 15 swing upwards to the opening above the pretreatment tank 1, the filter screen 14 and the filter membrane 15 can be cleaned and replaced conveniently, so that the filter screen 14 and the filter membrane 15 are cleaned and replaced conveniently when the urban waste water is filtered and adsorbed;
The bottom in the deep treatment tank 2 is fixedly provided with a plurality of aeration discs 23, the aeration discs 23 are symmetrically distributed in the bottom in the deep treatment tank 2 respectively, the bottom of the aeration discs 23 penetrates through the bottom in the deep treatment tank 2 and is fixedly communicated with a connecting air pipe 17, and the top end outside the connecting air pipe 17 is fixedly provided with an air pump 18;
When the pretreatment tank is used, the first pump body 6 is controlled to be opened to be matched with the first connecting pipe 4, filtered and adsorbed wastewater in the pretreatment tank 1 is discharged into the advanced treatment tank 2, when the filtered and adsorbed wastewater in the pretreatment tank 1 is discharged into the advanced treatment tank 2, the reactant is usually added into the advanced treatment tank 2, and the reactant is usually a flocculating agent, a coagulant aid, a pH regulator, an oxidizing agent, a reducing agent, an adsorbent and a disinfectant, after the reactant is added into the pretreatment tank 1, the air pump 18 is controlled to be opened, when the air pump 18 is opened, air is injected into the aeration disc 23 through the connecting air pipe 17, and when the air is injected into the aeration disc 23, the aeration disc 23 generates gushed air in the advanced treatment tank 2, so that the wastewater in the advanced treatment tank 2 is accelerated to be mixed with the reducing agent, the mixture of the wastewater and the reactant can be accelerated while the wastewater is advanced treated by the reactant, and the problem that the wastewater is difficult to clean after being stirred by using the stirring paddle is avoided;
The outer side wall of the lower end of the sedimentation tank 3 is fixedly provided with a second electric telescopic rod 19, the telescopic part of the inner side of the second electric telescopic rod 19 penetrates through the outer side wall of the lower end of the sedimentation tank 3 to be fixedly provided with a push plate 20, the inner wall of the lower end of the sedimentation tank 3 is fixedly provided with an L-shaped limiting chute 21, the two side ends of the push plate 20 are attached to the inner wall of the L-shaped limiting chute 21 in a movable manner, the push plate 20 is subjected to sliding limiting through the L-shaped limiting chute 21, and the bottom end of one side of the sedimentation tank 3 far away from the second electric telescopic rod 19 penetrates through the fixed mounting to be provided with a drain pipe 22;
When the device is used, the second pump body 7 is controlled to be opened to be matched with the second connecting pipe 5 to discharge the wastewater after the internal treatment of the advanced treatment tank 2 into the sedimentation tank 3, when the wastewater after the internal treatment of the advanced treatment tank 2 is discharged into the sedimentation tank 3, the wastewater is precipitated through the sedimentation tank 3, after the wastewater precipitation in the sedimentation tank 3 is completed, the drain pipe 9 is opened to discharge the upper-layer wastewater after the precipitation outwards, when the upper-layer wastewater after the precipitation is discharged outwards, the drain pipe 22 is opened to discharge the bottom sewage containing a large amount of impurities after the precipitation outwards, meanwhile, the second electric telescopic rod 19 is controlled to be opened to extend inwards, when the second electric telescopic rod 19 extends inwards, the push plate 20 is driven to move linearly inwards along the inner wall of the L-shaped limiting chute 21, and when the push plate 20 moves linearly inwards, the impurity wastewater at the bottom in the sedimentation tank 3 can be pushed to aggregate, so that the wastewater is precipitated and the impurity wastewater after the precipitation is cleaned can be conveniently aggregated.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. An advanced treatment device for urban wastewater is characterized by comprising a pretreatment tank (1), an advanced treatment tank (2) and a sedimentation tank (3);
The pretreatment tank is characterized in that two ends of the front side wall of the pretreatment tank (1) are rotationally connected with a first electric telescopic rod (10) through a pin shaft, a top telescopic part on the first electric telescopic rod (10) is rotationally connected with an L-shaped connecting rod (11) through a rotating shaft, a rotating shaft (12) is fixedly arranged on the inner side of the upper end of the L-shaped connecting rod (11), a mounting frame (13) is fixedly arranged on the outer curved surface of the rotating shaft (12), a filter screen (14) and a filter membrane (15) for filtering and adsorbing wastewater are fixedly arranged in the middle of the lower end of the mounting frame (13), and limiting plates (16) are fixedly arranged on two sides of the inner wall of the pretreatment tank (1);
An aeration disc (23) is fixedly arranged at the inner bottom of the deep treatment tank (2), a connecting air pipe (17) is fixedly communicated with the bottom of the aeration disc (23) penetrating through the inner bottom of the deep treatment tank (2), and an air pump (18) is fixedly arranged at the outer top end of the connecting air pipe (17);
The sedimentation tank (3) lower extreme lateral wall fixed mounting is provided with second electric telescopic handle (19), the inboard flexible part of second electric telescopic handle (19) is provided with push pedal (20) through sedimentation tank (3) lower extreme lateral wall fixed mounting, sedimentation tank (3) lower extreme inner wall fixed mounting is provided with L shape spacing spout (21).
2. The urban wastewater advanced treatment device according to claim 1, wherein the upper end of the inner side of the pretreatment tank (1) is fixedly communicated with a first connecting pipe (4), the rear top end of the first connecting pipe (4) is fixedly communicated with the upper end of the front side of the advanced treatment tank (2), the bottom of the rear end of the advanced treatment tank (2) is fixedly communicated with a second connecting pipe (5), the rear top end of the second connecting pipe (5) is fixedly communicated with the upper end of the front side of the sedimentation tank (3), a first pump body (6) is fixedly arranged in the middle of the first connecting pipe (4), and a second pump body (7) is fixedly arranged in the middle of the second connecting pipe (5).
3. The advanced municipal wastewater treatment device according to claim 2, wherein the upper end of the outer side of the pretreatment tank (1) is fixedly provided with a water inlet pipe (8) in a penetrating manner, so that the water inlet pipe (8) is communicated with an external municipal wastewater pipeline, and the middle part of the rear top end of the sedimentation tank (3) is fixedly provided with a water outlet pipe (9) in a penetrating manner, so that wastewater treated by the pretreatment tank (1), the advanced treatment tank (2) and the sedimentation tank (3) sequentially passes through the water outlet pipe (9) to be discharged.
4. The advanced municipal wastewater treatment device according to claim 3, wherein the number of the first electric telescopic rods (10) is two, the two electric telescopic rods are symmetrically distributed at two ends of the front side wall of the pretreatment tank (1), and the telescopic part at the top end of the first electric telescopic rods (10) is inclined towards the side end.
5. The municipal wastewater advanced treatment device according to claim 4, wherein the rotating shaft (12) is rotatably connected to two sides of the upper end of the pretreatment tank (1) through bearing seat support, the outer side of the lower end of the mounting frame (13) is movably connected to the inner wall of the pretreatment tank (1), and the limiting plate (16) is movably connected to the inner side of the lower end of the mounting frame (13) in a fitting manner, so that the limiting plate (16) limits the mounting frame (13).
6. The urban wastewater advanced treatment device according to claim 5, wherein the number of the aeration discs (23) is a plurality, and the aeration discs are symmetrically distributed at the bottom of the advanced treatment tank (2).
7. The advanced municipal wastewater treatment device according to claim 6, wherein two side ends of the push plate (20) are attached to the inner wall of the L-shaped limiting chute (21) in a movable manner, so that the push plate (20) is limited in a sliding manner through the L-shaped limiting chute (21), and a drain pipe (22) is fixedly arranged at the bottom end of one side of the sedimentation tank (3) far away from the second electric telescopic rod (19) in a penetrating manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420402761.9U CN222434285U (en) | 2024-03-01 | 2024-03-01 | A device for deep treatment of urban wastewater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420402761.9U CN222434285U (en) | 2024-03-01 | 2024-03-01 | A device for deep treatment of urban wastewater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222434285U true CN222434285U (en) | 2025-02-07 |
Family
ID=94397521
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420402761.9U Active CN222434285U (en) | 2024-03-01 | 2024-03-01 | A device for deep treatment of urban wastewater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222434285U (en) |
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2024
- 2024-03-01 CN CN202420402761.9U patent/CN222434285U/en active Active
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