CN211999037U - High-efficiency biological selector - Google Patents
High-efficiency biological selector Download PDFInfo
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- CN211999037U CN211999037U CN202020400051.4U CN202020400051U CN211999037U CN 211999037 U CN211999037 U CN 211999037U CN 202020400051 U CN202020400051 U CN 202020400051U CN 211999037 U CN211999037 U CN 211999037U
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Abstract
The utility model relates to a high-efficient biological selector, its technical scheme main points are: the aeration device is arranged in the aerobic tank, and a plurality of uniformly distributed aerators are arranged at the bottom of the aerobic tank; a water inlet hole for sewage to enter is formed in one side wall of the bottom of the biological selector, a flow guide device for guiding inflow water from bottom to top is arranged in the biological selector and comprises a plurality of flow guide plates which are arranged in the biological selector at equal intervals, and a channel through which water flows pass is formed between every two adjacent flow guide plates. The utility model has the advantages that reduce the possibility that rivers arouse mud, the sediment of the mud of being convenient for.
Description
Technical Field
The utility model relates to a sewage treatment technical field, concretely relates to high-efficient biological selector.
Background
The biological selector is widely applied to the field of sewage treatment, the biological selector comprises a water inlet system, a water collecting system and a sludge backflow system, the working principle of the biological selector is that sewage flows into the biological selector from a water inlet, microorganisms suitable for the environment are screened out under the continuous impact of inlet water flow through microorganism optimization, and are biologically enriched, so that unsuitable microorganisms are eliminated and deposited at the bottom.
The present chinese utility model patent with the granted publication number CN203558906U discloses a high-load contact settling pond, including the high-load contact settling pond, it includes: the biochemical treatment device comprises a biochemical pool, a water distribution channel arranged on one side wall in the biochemical pool, N aerators evenly distributed at the bottom of the biochemical pool, a first fluidized filler baffle vertically fixed in the middle of the bottom of the biochemical pool, and a V-shaped groove with an upward opening and a bottom fixedly connected with the first fluidized filler baffle, wherein the V-shaped groove comprises a second fluidized filler baffle, a first degassing backflow wall, a first water outlet baffle and a second water outlet baffle. The sewage treatment process comprises the following steps: sewage enters the bottom of the biochemical tank through the water distribution channel, under the oxygenation effect of N aerators, the incoming water of the biochemical tank is mixed with sludge, sewage and fluidized filler in the tank, organic matters are degraded under the effect of activated sludge and a biological film, the outgoing water enters the other side of the biochemical tank through a first fluidized filler baffle at the bottom of the biochemical tank, is subjected to biochemical degradation, then enters the bottom of the V-shaped groove through a second fluidized filler baffle and a degassing backflow wall and flows upwards, and therefore the sewage treatment process is completed.
Because sewage enters the bottom of the biochemical tank from the water distribution channel, the position of a water flow inlet is relatively close to the lower part, the water inflow easily generates rotational flow, and the sludge in the settling zone is stirred and floated, so that the sludge is carried to move towards the top of the biochemical tank, the sludge is not convenient to settle, and the sludge settling time is prolonged.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects in the prior art and provides a high-efficiency biological selector, which has the advantages of reducing the possibility that water flow excites sludge and facilitating the precipitation of the sludge.
The above technical purpose of the present invention can be achieved by the following technical solutions:
a high-efficiency biological selector is arranged in an aerobic tank, and the bottom of the aerobic tank is provided with a plurality of uniformly arranged aerators; a water inlet hole for sewage to enter is formed in one side wall of the bottom of the biological selector, a flow guide device for guiding inflow water from bottom to top is arranged in the biological selector and comprises a plurality of flow guide plates which are arranged in the biological selector at equal intervals, and a channel through which water flows pass is formed between every two adjacent flow guide plates.
Through adopting above-mentioned technical scheme, when sewage flows to the biological selector in from the inlet opening, interval between the adjacent guide plate forms the space that supplies water to flow, thereby carry out the water conservancy diversion effect to the water that gets into from the inlet opening, make the water that gets into flow from bottom to top in the clearance of guide plate, and during partial mud in the sewage got into the guide plate, make the water that gets into flow from bottom to top according to the inclination of swash plate, the rivers of dispersion entrance, it produces the whirl to reduce rivers in the sedimentation zone, lead to the possibility of mud come-up, thereby reduce the possibility that rivers arouse mud, be convenient for the deposit of mud, reduce the mud settling time.
The present invention may be further configured in a preferred embodiment as: the biological selector comprises a V-shaped groove with an upward opening in the cross section, a first baffle and a second baffle, wherein the V-shaped groove is fixedly connected with the side walls on the two opposite sides of the aerobic tank, the first baffle and the second baffle are arranged on the upper surfaces of the side walls on the two opposite sides of the V-shaped groove, a water inlet hole is formed in one side wall of the V-shaped groove, and the first baffle and the second baffle are vertically fixedly connected with the two opposite sides of the aerobic tank.
Through adopting above-mentioned technical scheme, when sewage got into V type bottom of the groove from the inlet opening, through adding at the upper surface in V type groove and being equipped with first baffle and second baffle, and the gradient of first baffle and second baffle is zero, slows down the flow velocity of sewage in V type inslot, and the mud in the sewage of being convenient for deposits the bottom.
The present invention may be further configured in a preferred embodiment as: a plurality of the guide plate includes the riser with first baffle parallel arrangement and sets up the swash plate at the riser lower surface, and the swash plate is set up by the axis direction slope of riser to the inlet opening, and the equidistant distribution of axis along the perpendicular to inlet opening is followed to a plurality of swash plate.
Through adopting above-mentioned technical scheme, the position setting of inlet opening is in the position that leans on down relative biological selector, when sewage flows to the biological selector in from the inlet opening, interval between the adjacent guide plate forms the space that supplies water to flow, thereby carry out the water conservancy diversion effect to the water that gets into from the inlet opening, make the water that gets into flow from bottom to top according to the inclination of swash plate, the rivers of dispersion entrance, reduce rivers and produce the whirl in the sedimentation zone, lead to the possibility of mud come-up, thereby be convenient for the sediment of mud, reduce sludge settling time.
The present invention may be further configured in a preferred embodiment as: the flow guide device further comprises a fixing assembly for fixing the flow guide plate into the aerobic tank, and the fixing assembly comprises a pair of connecting rods arranged on two sides of the vertical plate and used for connecting the vertical plates and a clamping block arranged at one end, back to the back, of the pair of connecting rods and clamped with the inner walls of the first baffle and the second baffle respectively.
Through adopting above-mentioned technical scheme, the staff is in the same place a plurality of riser welding through the connecting rod when installing guiding device, then through the joint of joint piece and first baffle, second baffle, fixes guiding device in the biological selector, simple structure, the installation guiding device of being convenient for.
The present invention may be further configured in a preferred embodiment as: the aerobic tank is characterized in that a pair of mounting grooves connected with the clamping blocks in a sliding manner are respectively formed in the inner walls of the two opposite sides of the aerobic tank, the mounting grooves vertically extend downwards from the upper surfaces of the first baffle and the second baffle and are spaced from the top of the V-shaped groove, and the cross sections of the clamping blocks are T-shaped.
Through adopting above-mentioned technical scheme, the staff slides in the mounting groove with the joint piece from the entrance of mounting groove, when the joint piece slides in the mounting groove bottom, accomplishes the installation to the guide plate, simple structure, and the staff of being convenient for dismantles and installs the guide plate, and the transversal T type of personally submitting of joint piece to strengthened the connection between joint piece and the mounting groove, firmly fixed the guide plate in the biological selector.
The present invention may be further configured in a preferred embodiment as: the constant head tank has been seted up to the end level of mounting groove, and the caulking groove that the cross-section is circular and aligns with the constant head tank is seted up towards one side of constant head tank to the joint piece, is provided with the joint subassembly with constant head tank cooperation joint in the caulking groove, and the joint subassembly is including fixing the spring in the caulking groove bottom and fixing the joint post with constant head tank cooperation joint on the spring, and the joint post is the hemisphere towards one side of constant head tank, and when the joint piece slided on the mounting groove, the joint post was located the caulking groove, and the spring is compressed.
Through adopting above-mentioned technical scheme, when the joint piece slided on the mounting groove, the joint post was located the caulking groove, and the spring is compressed, when the joint piece slided the caulking groove and aligns department with the joint groove, the spring resumes initial state and passes out the caulking groove with the joint post one end that deviates from the spring in for the one end joint that deviates from the spring of joint post reaches the constant head tank, plays the positioning action to the installation of guide plate, reduces the installation and accomplishes the possibility of back joint piece upward movement in the mounting groove.
The present invention may be further configured in a preferred embodiment as: and a drainage device for discharging the supernatant out of the biological selector is arranged on one side wall of the aerobic tank, and comprises a water collecting tank arranged on one side wall of the aerobic tank and a water outlet pipe arranged at the bottom of the water collecting tank and used for pumping out water in the water collecting tank.
Through adopting above-mentioned technical scheme, after the mud subsides, the supernatant that is located the interior upper position department of biological selector passes through drainage device discharge biological selector to be convenient for collect the supernatant.
The present invention may be further configured in a preferred embodiment as: and a return pipe for returning the sludge in the V-shaped groove to the anaerobic tank or the anoxic tank is arranged at the bottom of the V-shaped groove.
Through adopting above-mentioned technical scheme, the setting of back flow will be located the mud reflux that V type tank bottom portion depositd and to increase the interior mud concentration of anaerobism pond or oxygen deficiency pond in anaerobism pond or the oxygen deficiency pond for its water treatment effect is better.
To sum up, the utility model discloses following beneficial effect has:
1. the flow guide device is arranged in the biological selector, so that water entering from the water inlet hole flows from bottom to top under the flow guide effect of the flow guide plate, the entering water flows from bottom to top according to the inclination angle of the inclined plate, the water flow at the inlet is dispersed, the possibility that the sludge floats upwards due to the fact that the water flow generates rotational flow in a sedimentation area is reduced, and the sludge is convenient to sediment;
2. the guide plate is provided with the clamping blocks, and the inner walls of the two opposite sides of the aerobic tank are provided with mounting grooves connected with the clamping blocks in a sliding manner, so that the guide plate can be conveniently mounted in the biological selector.
Drawings
FIG. 1 is a schematic structural view of example 1;
FIG. 2 is a sectional view of embodiment 1;
FIG. 3 is a schematic structural view of example 2;
FIG. 4 is a sectional view of embodiment 2;
FIG. 5 is a schematic view showing the structure of a fixing member in embodiment 2;
fig. 6 is a schematic view showing the structure of the snap-in module in embodiment 2.
In the figure, 1, an aerobic tank; 11. mounting grooves; 111. positioning a groove; 2. a biological selector; 21. a V-shaped groove; 211. a water inlet hole; 22. a first baffle plate; 23. a second baffle; 3. an aerator; 4. a flow guide device; 41. a baffle; 411. a vertical plate; 412. a sloping plate; 42. a fixing assembly; 421. a connecting rod; 422. a clamping block; 5. a clamping assembly; 51. a spring; 52. a clamping column; 53. caulking grooves; 6. a drainage device; 61. a water collection tank; 62. a water outlet pipe; 7. a return pipe.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example 1: a high-efficiency biological selector is arranged in an aerobic tank 1, as shown in figures 1 and 2, the bottom of the aerobic tank 1 is provided with a plurality of aerators 3 which are uniformly arranged, the aerators 3 can be arranged in 4 rows at equal intervals, and each row is provided with 7 aerators. A water inlet 211 for sewage to enter is formed in one side wall of the bottom of the biological selector 2, and sewage to be treated flows into the biological selector 2 through the water inlet 211 by a worker.
As shown in fig. 2, the biological selector 2 is a V-shaped groove fixedly connected with the opposite side walls of the aerobic tank 1, the longitudinal section of the V-shaped groove is a V-shaped groove with an upward opening, the biological selector 2 further comprises a first baffle 22 and a second baffle 23 vertically fixedly connected with the upper surfaces of the opposite side walls of the V-shaped groove 21, the water inlet hole 211 is formed in one side wall of the V-shaped groove 21, and the two side walls of the first baffle 22 and the second baffle 23 are both vertically fixed on the opposite tank wall of the aerobic tank 1. The first baffle 22, the second baffle 23 and the two side groove walls of the biological selector 2 are integrally formed, thereby strengthening the connection of the biological selector 2 and the first baffle 22 and the second baffle 23.
As shown in fig. 2, a flow guiding device 4 for guiding the inflow water flow from bottom to top is arranged in the biological selector 2, the flow guiding device 4 comprises 7 flow guiding plates 41 arranged in the biological selector 2 at equal intervals, two opposite sides of the 7 flow guiding plates 41 are fixed together by welding, the flow guiding plates 41 are fixed on inner walls of two opposite sides of the aerobic tank 1, a channel for the inflow water flow to pass through is formed between two adjacent flow guiding plates 41, and the size of the channel is adjusted according to the size of the inflow water flow. The guide plate 41 comprises a vertical plate 411 arranged in parallel with the first baffle 22 and inclined plates 412 arranged on the lower surface of the vertical plate 411, the inclined plates 412 are obliquely arranged from the vertical plate 411 to the axial direction of the water inlet hole 211, and the 7 inclined plates 412 are distributed at equal intervals along the axial direction perpendicular to the water inlet hole 211. By arranging the water inlet hole 211 at a position lower than the biological selector 2, when sewage flows into the biological selector 2 from the water inlet hole 211, the water entering from the water inlet hole 211 is guided, so that the entering water flows from bottom to top according to the inclination angle of the inclined plate 412, the water flow at an inlet is dispersed, and the possibility that the sludge floats upwards due to the fact that the water flow generates rotational flow in a settling area is reduced; when partial sludge in the sewage enters the guide plate 41 along with the water flow, the plate wall of the guide plate 41 has an intercepting function on the sludge, and the possibility that the sludge flows along with the water is reduced, so that the sludge is conveniently intercepted at the bottom of the biological selector 2, and the sedimentation of the sludge is conveniently accelerated.
As shown in FIG. 2, the opposite side walls of the aerobic tank 1 are provided with a drainage device 6 for draining the supernatant in the biological selector 2 out of the biological selector 2, the drainage device 6 comprises a water collection tank 61 arranged on the side wall of the aerobic tank 1 and a water outlet pipe 62 arranged at the bottom of the water collection tank 61 and pumping out the water in the water collection tank 61, and the highest level of the tank wall of the water collection tank 61 is lower than the highest level of the biological selector 2, so that the supernatant in the biological selector 2 flows into the water collection tank 61 and the water in the water collection tank 61 is pumped out of the water collection tank 61 by a water pump. The bottom of the V-shaped groove 21 is provided with a return pipe 7 for returning the sludge in the V-shaped groove 21 to the anaerobic tank or the anoxic tank, and the sludge can be returned to the anaerobic tank or the anoxic tank in a gas lifting or pumping way, so that the sludge concentration of the anaerobic tank or the anoxic tank is enhanced, and the water treatment effect is better.
The implementation principle of the embodiment is as follows: the sewage enters the bottom of the biological selector 2 through the water inlet holes 211, and under the guide action of the guide plate 41 arranged relatively below the biological selector 2, the entering water flows from bottom to top according to the inclination angle of the inclined plate 412, the water flow at the inlet is dispersed, the possibility that the water flow generates rotational flow in a sedimentation area to cause the sludge to float upwards is reduced, and the sludge sedimentation is accelerated; and the supernatant after the sludge sedimentation flows into the water collection tank 61 and is pumped out of the water collection tank 61.
Example 2: a high-efficiency biological selector, as shown in fig. 3 and 4, the present embodiment has the same basic structure as that of embodiment 1, except that: the diversion device 4 further comprises a fixing component 42 for fixing the diversion plate 41 in the biological selector 2, and with reference to fig. 5, the fixing component 42 comprises a pair of connecting rods 421 fixed on two sides of the vertical plate 411 for connecting 7 vertical plates 411 and clamping blocks 422 arranged at opposite ends of the pair of connecting rods 421 and clamped with inner walls of two opposite sides of the aerobic tank 1, and the connecting rods 421 are welded in the middle of the vertical plates 411. The relative both sides inner wall of good oxygen pond 1 respectively sets up a pair of mounting groove 11 of being connected with joint piece 422 slides, mounting groove 11 is by the vertical downwardly extending of upper surface of first baffle 22 and second baffle 23 and leave a section distance with the top of V type groove 21, the staff is when installation guiding device 4, earlier arrange 7 guide plates 41 equidistant through connecting rod 421 and connect, then slide joint piece 422 in mounting groove 11 from the entrance of mounting groove 11, when joint piece 422 slides in mounting groove 11 bottom, accomplish the installation to guide plate 41, moreover, the steam generator is simple in structure, be convenient for the staff to dismantle and install guide plate 41, and the transversal T type of personally submitting of joint piece 422, thereby the connection between joint piece 422 and the mounting groove 11 has been strengthened, fix guide plate 41 firmly in biological selector 2.
As shown in fig. 5 and 6, the positioning groove 111 is horizontally formed at the end of the mounting groove 11, the caulking groove 53 having a circular longitudinal section and aligned with the positioning groove 111 is formed in one side of the clamping block 422 facing the positioning groove 111, the clamping assembly 5 clamped with the positioning groove 111 in a matching manner is arranged in the caulking groove 53, the clamping assembly 5 comprises a spring 51 fixed at the bottom of the caulking groove 53 and a clamping column 52 fixed on the spring 51 and clamped with the positioning groove 111 in a matching manner, and one side of the clamping column 52 facing the positioning groove 111 is hemispherical. When joint piece 422 slides on mounting groove 11, joint post 52 is located caulking groove 53, spring 51 is compressed, when joint piece 422 slides caulking groove 53 and joint groove alignment department, spring 51 resumes initial state and pushes out joint post 52 in caulking groove 53 deviates from the one end of spring 51, make the one end joint that deviates from spring 51 of joint post 52 to constant head tank 111, play the positioning action to the installation of guide plate 41, reduce the possibility of the joint piece 422 after the installation is accomplished upwards moving in mounting groove 11. When one end of the clamping column 52 departing from the spring 51 is clamped with the positioning slot 111, one end of the clamping column 52 fixedly connected with the spring 51 is positioned in the embedded slot 53.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides a high-efficient biological selector, sets up in good oxygen pond (1), and good oxygen pond (1) bottom is provided with aerator (3) that a plurality of was evenly arranged, its characterized in that: offer inlet opening (211) that supply sewage to get into on a lateral wall of biological selector (2) bottom, be provided with in biological selector (2) and carry out water conservancy diversion device (4) of water conservancy diversion to the rivers of intaking from bottom to top, a plurality of guide plate (41) that water conservancy diversion device (4) were laid including setting up a plurality of equidistant in biological selector (2), form the passageway that rivers passed through between two adjacent guide plate (41).
2. A high efficiency biological selector as set forth in claim 1 wherein: the biological selector (2) comprises a V-shaped groove (21) with an upward opening in the cross section and fixedly connected with the side walls of the two opposite sides of the aerobic tank (1), and a first baffle (22) and a second baffle (23) which are arranged on the upper surfaces of the side walls of the two opposite sides of the V-shaped groove (21), wherein a water inlet hole (211) is formed in one side wall of the V-shaped groove (21), and the first baffle (22) and the second baffle (23) are fixedly connected with the two opposite sides of the aerobic tank (1) in a perpendicular mode.
3. A high efficiency biological selector as set forth in claim 2 wherein: a plurality of guide plate (41) include riser (411) with first baffle (22) parallel arrangement and set up swash plate (412) at riser (411) lower surface, and swash plate (412) are by riser (411) to the axis direction slope setting of inlet opening (211), and the axis equidistant distribution of a plurality of swash plate (412) along perpendicular to inlet opening (211).
4. A high efficiency biological selector as set forth in claim 3 wherein: the flow guide device (4) further comprises a fixing component (42) for fixing the flow guide plate (41) into the aerobic tank (1), wherein the fixing component (42) comprises a pair of connecting rods (421) arranged on two sides of the vertical plate (411) and used for connecting a plurality of vertical plates (411) and a clamping block (422) arranged at one end, back to back, of the pair of connecting rods (421) and clamped with the inner wall of the aerobic tank (1) respectively.
5. The high efficiency biological selector as set forth in claim 4, wherein: the aerobic tank (1) relative both sides inner wall respectively seted up a pair of mounting groove (11) of being connected with joint piece (422) slide, mounting groove (11) are by the vertical downwardly extending of the upper surface of first baffle (22) and second baffle (23) and leave one section distance with the top in V type groove (21), and the cross section of joint piece (422) is the T type.
6. The high efficiency biological selector as set forth in claim 5, wherein: constant head tank (111) have been seted up to the end level of mounting groove (11), caulking groove (53) that the cross-section is circular and aligns with constant head tank (111) are seted up towards one side of constant head tank (111) to joint piece (422), be provided with in caulking groove (53) with joint subassembly (5) of constant head tank (111) cooperation joint, joint subassembly (5) are including fixing spring (51) in caulking groove (53) bottom and fixing joint post (52) with constant head tank (111) cooperation joint on spring (51), joint post (52) are the hemisphere towards one side of constant head tank (111), when joint piece (422) slide on mounting groove (11), joint post (52) are located caulking groove (53), spring (51) are compressed.
7. A high efficiency biological selector as set forth in claim 6 wherein: a drainage device (6) for discharging the supernatant out of the biological selector (2) is arranged on one side wall of the aerobic tank (1), and the drainage device (6) comprises a water collecting tank (61) arranged on the side wall of the aerobic tank (1) and a water outlet pipe (62) arranged at the bottom of the water collecting tank (61) and used for pumping out the water in the water collecting tank (61).
8. A high efficiency biological selector as set forth in claim 7 wherein: and a return pipe (7) for returning sludge in the V-shaped groove (21) to the anaerobic tank or the anoxic tank is arranged at the bottom of the V-shaped groove (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020400051.4U CN211999037U (en) | 2020-03-25 | 2020-03-25 | High-efficiency biological selector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020400051.4U CN211999037U (en) | 2020-03-25 | 2020-03-25 | High-efficiency biological selector |
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| Publication Number | Publication Date |
|---|---|
| CN211999037U true CN211999037U (en) | 2020-11-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020400051.4U Active CN211999037U (en) | 2020-03-25 | 2020-03-25 | High-efficiency biological selector |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114380395A (en) * | 2022-01-19 | 2022-04-22 | 北京华益德环境科技有限责任公司 | Continuous flow aerobic granular sludge biochemical system |
-
2020
- 2020-03-25 CN CN202020400051.4U patent/CN211999037U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114380395A (en) * | 2022-01-19 | 2022-04-22 | 北京华益德环境科技有限责任公司 | Continuous flow aerobic granular sludge biochemical system |
| CN114380395B (en) * | 2022-01-19 | 2022-12-20 | 北京华益德环境科技有限责任公司 | Continuous flow aerobic granular sludge biochemical system |
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