CN216737778U - Submersible plug flow aeration device - Google Patents
Submersible plug flow aeration device Download PDFInfo
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- CN216737778U CN216737778U CN202220375542.7U CN202220375542U CN216737778U CN 216737778 U CN216737778 U CN 216737778U CN 202220375542 U CN202220375542 U CN 202220375542U CN 216737778 U CN216737778 U CN 216737778U
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- aeration
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- 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
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Abstract
The utility model discloses a submersible plug flow aeration device, and belongs to the technical field of sewage treatment. The rotary aerator comprises an aeration fan, an aeration main pipe and a rotary aeration pipe, wherein the rotary aeration pipe is connected with the aeration fan through the aeration main pipe, and an aeration component with an aeration direction vertical to the axial direction of the rotary aeration pipe is arranged on the rotary aeration pipe; the rotary aeration pipe is horizontally arranged at the bottom of the sewage tank and is rotationally connected with the aeration main pipe, the rotary aeration pipe can drive the aeration component to rotate in a vertical plane, and the rotating plane formed by the rotation of the aeration component is parallel to the flowing direction of sewage. The utility model can integrate the aeration and the diving plug flow equipment into a whole, reduce or even cancel the diving plug flow, stirring and internal reflux equipment, and avoid the problem that the aeration part in a single aeration direction is easy to block.
Description
Technical Field
The utility model belongs to the technical field of sewage treatment, and particularly relates to a submersible plug flow aeration device.
Background
Existing ANThe design of the/O biological tank aims at solving the problems of too low water quality concentration of inlet water and large water quality fluctuation at the initial production stage of a sewage plant, a large number of plug flow devices are added on the basis of configuring biological tank aeration devices according to the designed water quality, and the volume ratio of anoxic and aerobic is adjusted by means of alternate on-off of the plug flow devices and the aeration devices, so that the purposes of energy-saving operation and water quality fluctuation coping are achieved. However, because the positions of the auxiliary flow pushing equipment and the aeration equipment are relatively fixed, the adjustment scope is limited, and the maintenance amount of the equipment is greatly increased because a large amount of flow pushing equipment is added.
The micropore aerator is fixed at the bottom of the tank, if the concentration of the influent pollutants is low or the aeration is intermittently (limitedly) for controlling the sludge concentration, the air supply is stopped, the activated sludge is deposited at the bottom of the tank and covers the aerator, the micropore blockage can be caused after a long time, the aeration resistance is increased, and even the aeration efficiency is seriously reduced, so that the aerator is frequently replaced.
At present, a submersible water impeller is often arranged at the front end of an area where aerators are distributed, so that the problem of sludge deposition on the bottom of a pool and the surface of a microporous aerator can be solved, but if the distance between the impeller and the microporous aerator is too close, the aerator is often loosened or even damaged due to too large thrust of the impeller, and the problem of blockage of the microporous aerator caused by sludge deposition cannot be thoroughly solved after the distance is too far. On the other hand, the aerobic area for arranging the microporous aerator is larger, and the more submersible water impellers are arranged, so that the investment and the operation cost are increased, the number of equipment is excessive, and the maintenance and the management are inconvenient.
SUMMERY OF THE UTILITY MODEL
1. Problems to be solved
Aiming at the problems that the aeration equipment is easy to block, the plug flow equipment is difficult to adjust and maintain and the two equipment can not be coordinated in the prior art, the utility model provides the submersible plug flow aeration device, and the submersible plug flow aeration device which can change the aeration or plug flow direction through rotation is designed, so that the problems that the aeration equipment is easy to block, the plug flow equipment is difficult to adjust and maintain and the two equipment can not be coordinated are effectively solved.
2. Technical scheme
In order to solve the problems, the technical scheme adopted by the utility model is as follows:
the utility model relates to a submersible plug flow aeration device, which is used for plug flow aeration of sewage in a sewage pool and comprises an aeration fan, an aeration main pipe and a rotary aeration pipe, wherein the rotary aeration pipe is connected with the aeration fan through the aeration main pipe, and the rotary aeration pipe is provided with an aeration part with an aeration direction vertical to the axial direction of the rotary aeration pipe; the rotary aeration pipe is horizontally arranged at the bottom of the sewage tank and is rotationally connected with the aeration main pipe, the rotary aeration pipe can drive the aeration component to rotate in a vertical plane, and the rotating plane formed by the rotation of the aeration component is parallel to the flowing direction of sewage.
Preferably, the aerator further comprises a rotating motor, and an output shaft of the rotating motor is connected with the rotating aeration pipe and used for driving the rotating aeration pipe to rotate along the axial direction of the rotating aeration pipe.
Preferably, the aeration component comprises an aeration branch pipe and an aeration plate, one end of the aeration branch pipe is communicated with the rotary aeration pipe, the other end of the aeration branch pipe is communicated with the aeration plate, and the aeration plate aerates towards the direction far away from the rotary aeration pipe.
Preferably, the aeration device also comprises a connecting pipe, wherein the connecting pipe is arranged at the bottom end of the aeration main pipe and is communicated with the bottom end of the aeration main pipe; the connecting pipe is provided with a plurality of parallel rotary aeration pipes, and a plurality of aeration plates are arranged on the rotary aeration pipes; the length L1 of the branch aeration pipes is 0.4 m-0.6 m, the distance between the rotary aeration pipes is 0.8 m-1.2 m when L2 is 0.4-0.6 when L1/L2 is 0.4-0.6.
Preferably, the aeration main pipe is vertical to be set up, and the aeration main pipe is including the first aeration pipe and the second aeration pipe that communicate each other and can reciprocate relatively, and first aeration pipe links to each other with the aeration fan, and the second aeration pipe rotates with rotatory aeration pipe and links to each other.
Preferably, still include elevator motor, elevator motor's output shaft links to each other with the second aeration pipe for drive second aeration pipe, rotatory aeration pipe and aeration parts go up and down together.
Preferably, one end of the second aeration pipe is sleeved outside one end of the first aeration pipe, and the first aeration pipe and the second aeration pipe are in clearance fit.
Preferably, a slide rail is arranged on the sewage tank, and a locking groove is arranged on the slide rail; and the side part of the second aeration pipe is provided with a sliding block matched with the shape of the locking groove, and the sliding block is arranged on the sliding rail in a sliding manner through the locking groove.
Preferably, a support member is installed at a side of the second aeration pipe, and the slider is disposed on the support member.
Preferably, the supporting seat in sliding connection with the sewage tank is arranged at the top of the sewage tank, the aeration fan is arranged on the supporting seat, the sliding rail is connected with the supporting seat, and the plug-flow aeration device can be driven to move in the sewage tank through the relative sliding of the aeration fan and the sewage tank.
The sewage treatment method is characterized in that the submersible plug-flow aeration device is arranged in a sewage pool to treat sewage, so that the rotary aeration pipe extends to the position below the sewage level, and the rotary aeration pipe is rotated to aerate and/or plug the sewage.
Preferably, the distance between the rotary aeration pipe and the sewage liquid level is H1, the distance between the rotary aeration pipe and the bottom surface of the sewage pool is H2, the length L1 of the aeration branch pipe is 0.4-0.6 m, and when the rotary aeration pipe is rotated to aerate and/or push the sewage, the second aeration pipe is lifted to enable H1/H2 to be 2-3, and H2 is larger than L1+200 mm.
3. Advantageous effects
Compared with the prior art, the utility model has the beneficial effects that:
(1) according to the submersible plug-flow aeration device, the aeration direction of the aeration part can be changed continuously by rotating the rotary aeration pipe, the aeration direction is upward, the effect of carrying out aerobic reaction on sewage aeration can be achieved, and the effect of pushing flow on sewage can be achieved when the aeration direction is parallel to the water flow direction. Therefore, the utility model integrates aeration and diving plug flow equipment, reduces or even can cancel diving plug flow, stirring and internal reflux equipment, and has simple operation management and maintenance; more importantly, the replacement action mode can also avoid the problem that the aeration component in a single aeration direction is easy to block.
(2) According to the sewage treatment method, based on the submersible plug-flow aeration device, the aeration part can rotate in water continuously, so that sludge deposition is avoided, two functions of plug-flow and aeration are achieved, and the sewage treatment efficiency is effectively improved.
Drawings
FIG. 1 is a side view of a submersible plug flow aeration apparatus of the present invention;
FIG. 2 is a perspective view of a submersible plug flow aeration apparatus of the present invention;
FIG. 3 is a top view of a submersible plug flow aeration apparatus of the present invention;
fig. 4 is a cross-sectional view of a submersible plug flow aeration apparatus of the present invention.
In the figure:
100. an aeration fan;
200. a supporting seat;
300. a slide rail;
400. a sewage tank; 410. a water tank; 420. a liquid level;
500. an aeration main pipe; 510. a first aeration pipe; 520. a second aeration pipe; 521. a support member; 522. a slider;
600. rotating the aeration pipe; 610. an aeration branch pipe; 620. an aeration plate;
700. and (4) connecting the pipes.
Detailed Description
The following detailed description of exemplary embodiments of the utility model refers to the accompanying drawings, which form a part hereof, and in which are shown by way of illustration exemplary embodiments in which the utility model may be practiced, and in which features of the utility model are identified by reference numerals. The following more detailed description of the embodiments of the utility model is not intended to limit the scope of the utility model as claimed, but is presented for purposes of illustration only and not limitation to describe the features and characteristics of the utility model, to set forth the best mode of carrying out the utility model, and to sufficiently enable one skilled in the art to practice the utility model. It will, however, be understood that various modifications and changes may be made without departing from the scope of the utility model as defined in the appended claims. The detailed description and drawings are to be regarded as illustrative rather than restrictive, and any such modifications and variations are intended to be included within the scope of the present invention as described herein. Furthermore, the background is intended to be illustrative of the state of the art as developed and the meaning of the present technology and is not intended to limit the scope of the utility model or the application and field of application of the utility model.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs; the terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model; as used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
It will be understood that when an element is referred to as being "on" another element, it can be directly on the other element or intervening elements may also be present; when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present; the terms "first," "second," "horizontal," "vertical," and the like as used herein are for illustrative purposes only.
The utility model is further described with reference to specific examples.
Examples
The embodiment provides a submersible plug-flow aeration device, which is used for plug-flow aeration of sewage in a sewage tank 400 and comprises an aeration fan 100, an aeration main pipe 500 and a rotary aeration pipe 600, wherein the rotary aeration pipe 600 is connected with the aeration fan 100 through the aeration main pipe 500, and an aeration part with an aeration direction perpendicular to the axial direction of the rotary aeration pipe 600 is arranged on the rotary aeration pipe 600. The aeration part in this embodiment includes a branch aeration pipe 610 and an aeration plate 620, the aeration plate 620 may be a microporous aerator, one end of the branch aeration pipe 610 is communicated with the rotary aeration pipe 600, the other end of the branch aeration pipe 610 is communicated with the aeration plate 620, and the aeration plate 620 aerates in a direction away from the rotary aeration pipe 600. Wherein the rotary aeration pipe 600 is horizontally arranged at the bottom of the sewage tank 400 and is rotatably connected with the main aeration pipe 500, the rotation of the rotary aeration pipe 600 can drive the branch aeration pipe 610 and the aeration plate 620 to rotate in a vertical plane, and the rotation plane formed by the rotation of the branch aeration pipe 610 and the aeration plate 620 is parallel to the flow direction of sewage. When aeration is needed, the aeration plate 620 is rotated to the upward direction of the aeration, and when plug flow is needed, the aeration plate 620 is rotated to the same or opposite direction of the aeration direction and the sewage flow, so that the submersible plug flow aeration device of the embodiment can integrate the aeration function and the plug flow function, thereby solving the problem that the traditional aeration equipment is easy to block, and avoiding the accumulation of the traditional plug flow equipment in the sewage tank 400.
In some embodiments, a rotation motor may be used to drive the rotation of the rotary aeration pipe 600, and an output shaft of the rotation motor is connected to the rotary aeration pipe 600 to drive the rotary aeration pipe 600 to rotate along the axial direction thereof, so that the rotary aeration pipe 600 may be rotated to a fixed position or may be rotated continuously by 360 degrees.
Further, in order to improve the operation efficiency of the device, a plurality of aeration components are arranged in the embodiment. Specifically, a connecting pipe 700 is arranged at the bottom end of the main aeration pipe 500 and communicated with the same, a plurality of parallel rotary aeration pipes 600 are arranged on the connecting pipe 700, and a plurality of aeration plates 620 are arranged on the rotary aeration pipes 600; the length L1 of the branch aeration pipes 610 is 0.4m to 0.6m, the interval between the rotary aeration pipes 600 is 0.8m to 1.2m for L2, 0.4 to 0.6 for L1/L2, and the best effect is obtained when L1 is about 0.5m, L2 is about 1.0m, and L1/L2 is 0.5.
In some embodiments, the main aeration pipe 500 is vertically arranged, the main aeration pipe 500 comprises a first aeration pipe 510 and a second aeration pipe 520 which are communicated with each other and can move up and down relatively, the first aeration pipe 510 is connected with the aeration blower 100, the second aeration pipe 520 is rotatably connected with the rotary aeration pipe 600, the second aeration pipe 520 is lifted up and down by a lifting motor, and an output shaft of the lifting motor is connected with the second aeration pipe 520 for driving the second aeration pipe 520, the rotary aeration pipe 600 and the aeration component to lift up and down together.
In this embodiment, one end of the second aeration pipe 520 is sleeved outside one end of the first aeration pipe 510, and the first aeration pipe 510 and the second aeration pipe 520 are in clearance fit, and are connected by a sealing slidable hard pipe or a telescopic hose to ensure that the second aeration pipe 520 can move up and down and be sealed. In other embodiments, one end of the second aeration tube 520 may be sleeved inside one end of the first aeration tube 510, as long as the two can move relatively through clearance fit. In other embodiments, the second aeration pipe 520 may be set to one or more sections according to different depths of the tank, so as to ensure lifting heights of different distances and meet actual requirements of different depths of the tank.
In order to enable the second aeration pipe 520 to stably move up and down, in the present embodiment, the slide rail 300 is provided on the wastewater tank 400, the locking groove is provided on the slide rail 300, the support 521 is installed on the side portion of the second aeration pipe 520, the slide block 522 matched with the locking groove in shape is provided on the support 521, the slide block 522 is slidably provided on the slide rail 300 through the locking groove, the slide block 522 and the support 521 can be hydraulically driven, and the slide block 522 can be embedded in the locking groove on the slide rail 300, so that when the second aeration pipe 520 moves up and down, the slide block 522 can stably slide on the slide rail 300.
In addition, the top of the sewage tank 400 is further provided with a supporting seat 200 slidably connected with the sewage tank 400, the aeration fan 100 is arranged on the supporting seat 200, the sliding rail 300 is connected with the supporting seat 200, and the push flow aeration device can be driven to move in the sewage tank 400 through relative sliding of the aeration fan 100 and the sewage tank 400, so that the aeration position of the push flow aeration device in the sewage tank 400 can be changed at any time, and aeration requirements of different areas are met. In addition, the embodiment adopts a water driving mode, the second aeration pipe 520, the rotary aeration pipe 600 and the aeration part can be lifted to be maintained on water, and the problems that the submersible motor has more faults and the underwater fixed aeration part can be maintained only by emptying the water tank are solved.
In addition, the present embodiment further provides a sewage treatment method, based on the submersible plug-flow aeration apparatus, which is disposed in the water tank 410 of the sewage tank 400 to treat sewage, such that the rotary aeration pipe 600 extends to a position below the sewage level 420, and the rotary motor is continuously rotated 360 degrees to rotate the rotary aeration pipe 600 to continuously aerate and/or plug the sewage.
Further, the distance between the rotary aeration pipe 600 and the sewage liquid level 420 in the embodiment is H1, the distance between the rotary aeration pipe 600 and the bottom surface of the sewage tank 400 is H2, when the rotary aeration pipe 600 is rotated to aerate and/or push the sewage, the sewage liquid level 420 may change at any time, the second aeration pipe 520 is lifted to enable the H1/H2 to be 2-3, the second aeration pipe 520 is always in a proper position below the sewage liquid level 420 to carry out rotary aeration and/or push flow, the aeration or push flow efficiency is further effectively ensured, and the sewage treatment efficiency is improved. The distance between the H2 and the bottom of the tank is more than 200mm when the aeration plate 620 rotates to the lowest end, namely H2 is more than L1+200mm, so that the sludge deposited on the bottom of the tank is prevented from polluting the surface of the aeration plate 620.
It should be noted that, the continuous aeration and/or plug flow of sewage by continuously rotating the rotary aeration pipe 600 by 360 degrees is only one of the embodiments, and in other embodiments, the rotary aeration pipe 600 may be rotated to a certain position and then fixedly operated, for example, when the rotary aeration pipe 600 is rotated to the position of fig. 1, the aeration function is realized; when the rotary aeration pipe 600 is rotated by 90 degrees from the position shown in fig. 1, the aeration direction is the same as the water flow direction, and then the plug flow function can be realized; when the rotary aeration pipe 600 rotates 180 degrees from the position shown in fig. 1, the aeration pipe aerates underwater, so that the dust removal and desilting functions can be realized; when the rotary aeration pipe 600 rotates 270 degrees from the position of fig. 1, the aeration direction is opposite to the water flow direction, and the reverse plug flow function can be realized. It can also be rotated to another position at intervals, and the present invention is not described in detail.
The utility model has been described in detail hereinabove with reference to specific exemplary embodiments thereof. It will, however, be understood that various modifications and changes may be made without departing from the scope of the utility model as defined in the appended claims. The detailed description and drawings are to be regarded as illustrative rather than restrictive, and any such modifications and variations are intended to be included within the scope of the present invention as described herein. Furthermore, the background is intended to be illustrative of the present development and significance of the technology and is not intended to limit the utility model or the application and field of application of the utility model.
More specifically, although exemplary embodiments of the utility model have been described herein, the utility model is not limited to these embodiments, but includes any and all embodiments modified, omitted, combined, e.g., between various embodiments, adapted and/or substituted, as would be recognized by those skilled in the art from the foregoing detailed description. The limitations in the claims are to be interpreted broadly based the language employed in the claims and not limited to examples described in the foregoing detailed description or during the prosecution of the application, which examples are to be construed as non-exclusive. Any steps recited in any method or process claims may be executed in any order and are not limited to the order presented in the claims. The scope of the utility model should, therefore, be determined only by the appended claims and their legal equivalents, rather than by the descriptions and examples given above.
Claims (10)
1. A submersible plug flow aeration device is used for plug flow aeration of sewage in a sewage pool (400), and is characterized by comprising an aeration fan (100), an aeration main pipe (500) and a rotary aeration pipe (600), wherein the rotary aeration pipe (600) is connected with the aeration fan (100) through the aeration main pipe (500), and the rotary aeration pipe (600) is provided with an aeration component with an aeration direction vertical to the axial direction of the rotary aeration pipe (600); the rotary aeration pipe (600) is horizontally arranged at the bottom of the sewage tank (400) and is rotationally connected with the aeration main pipe (500), the rotary aeration pipe (600) can drive the aeration component to rotate in a vertical plane, and the rotating plane formed by the rotation of the aeration component is parallel to the flowing direction of sewage.
2. A submersible plug flow aeration apparatus according to claim 1, further comprising a rotary motor, an output shaft of which is connected to the rotary aeration pipe (600) for driving the rotary aeration pipe (600) to rotate in its axial direction.
3. A submersible push flow aerator as claimed in claim 1, wherein said aerator means comprises a branch aerator pipe (610) and an aerator plate (620), one end of the branch aerator pipe (610) is connected to the rotary aerator pipe (600), the other end of the branch aerator pipe (610) is connected to the aerator plate (620), and the aerator plate (620) aerates in a direction away from the rotary aerator pipe (600).
4. A submersible plug flow aeration apparatus according to claim 1, further comprising a connecting pipe (700), wherein the connecting pipe (700) is disposed at the bottom end of the main aeration pipe (500) and is communicated therewith; a plurality of parallel rotary aeration pipes (600) are arranged on the connecting pipe (700), and a plurality of aeration plates (620) are arranged on the rotary aeration pipes (600); the length L1 of the aeration branch pipe (610) is 0.4-0.6 m, the spacing between the rotary aeration pipes (600) is 0.8-1.2 m, and L1/L2 is 0.4-0.6.
5. The submersible plug-flow aeration device according to claim 1, wherein the main aeration pipe (500) is vertically arranged, the main aeration pipe (500) comprises a first aeration pipe (510) and a second aeration pipe (520) which are communicated with each other and can move up and down relatively, the first aeration pipe (510) is connected with the aeration fan (100), and the second aeration pipe (520) is rotatably connected with the rotary aeration pipe (600).
6. The submersible plug-flow aeration device according to claim 5, further comprising a lifting motor, wherein an output shaft of the lifting motor is connected with the second aeration pipe (520) for driving the second aeration pipe (520), the rotary aeration pipe (600) and the aeration member to lift together.
7. The submersible push flow aerator device of claim 5, wherein one end of the second aerator pipe (520) is sleeved outside one end of the first aerator pipe (510), and the first aerator pipe (510) and the second aerator pipe (520) are in clearance fit.
8. The submersible plug flow aeration apparatus according to claim 7, wherein the sewage tank (400) is provided with a slide rail (300), and the slide rail (300) is provided with a locking groove; the lateral part of the second aeration pipe (520) is provided with a sliding block (522) matched with the shape of the locking groove, and the sliding block (522) is arranged on the sliding rail (300) in a sliding way through the locking groove.
9. A submersible push flow aerator as claimed in claim 8, wherein said second aerator pipe (520) has a support (521) mounted on its side, and a slide (522) is provided on the support (521).
10. The submersible flow-pushing aeration device according to claim 8, wherein the top of the sewage tank (400) is provided with a support base (200) slidably connected with the sewage tank (400), the aeration fan (100) is arranged on the support base (200), the slide rail (300) is connected with the support base (200), and the flow-pushing aeration device can be driven to move in the sewage tank (400) by sliding the aeration fan (100) and the sewage tank (400) relatively.
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| CN202220375542.7U CN216737778U (en) | 2022-02-23 | 2022-02-23 | Submersible plug flow aeration device |
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| CN202220375542.7U CN216737778U (en) | 2022-02-23 | 2022-02-23 | Submersible plug flow aeration device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114380403A (en) * | 2022-02-23 | 2022-04-22 | 江苏海峡环保科技发展有限公司 | Submersible plug flow aeration device and sewage treatment method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114380403A (en) * | 2022-02-23 | 2022-04-22 | 江苏海峡环保科技发展有限公司 | Submersible plug flow aeration device and sewage treatment method |
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