CN217398496U - Sand discharging device of aeration grit chamber - Google Patents
Sand discharging device of aeration grit chamber Download PDFInfo
- Publication number
- CN217398496U CN217398496U CN202220913378.0U CN202220913378U CN217398496U CN 217398496 U CN217398496 U CN 217398496U CN 202220913378 U CN202220913378 U CN 202220913378U CN 217398496 U CN217398496 U CN 217398496U
- Authority
- CN
- China
- Prior art keywords
- grit chamber
- sand
- aeration
- suction pump
- sewage
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000004576 sand Substances 0.000 title claims abstract description 49
- 238000005273 aeration Methods 0.000 title claims abstract description 28
- 238000007599 discharging Methods 0.000 title claims abstract description 11
- 239000010865 sewage Substances 0.000 claims abstract description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 244000309464 bull Species 0.000 abstract description 11
- 230000000694 effects Effects 0.000 abstract description 8
- 238000005406 washing Methods 0.000 abstract description 6
- 239000002245 particle Substances 0.000 abstract description 5
- 230000008878 coupling Effects 0.000 abstract description 3
- 238000010168 coupling process Methods 0.000 abstract description 3
- 238000005859 coupling reaction Methods 0.000 abstract description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 8
- 235000017491 Bambusa tulda Nutrition 0.000 description 8
- 241001330002 Bambuseae Species 0.000 description 8
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 8
- 239000011425 bamboo Substances 0.000 description 8
- 210000003437 trachea Anatomy 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Images
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
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses an aeration grit chamber sand discharging device, include the breather pipe that is linked together with grit chamber inside: including the vortex subassembly, the vortex subassembly is two sets of, and is used for disturbing the sewage that is located the grit chamber, the vortex subassembly is including rotating the vortex pole of installing at the bull stick of grit chamber inner wall and many fixed cup joints at the bull stick lateral wall, the bull stick provides through drive assembly and orders about self pivoted drive power. The original sand suction pump and the coupling port are detached, the sand suction pump is replaced by the pulse type air-lift sand suction pump, the air quantity entering the air-lift sand suction pump is adjusted by adjusting the aeration valve, the sand discharge effect is superior to that of the sand suction pump, the sand suction pump is free of blockage, and the rotating rod in the turbulence assembly can rotate by matching between sewage flowing and the driving assembly, so that the turbulence effect can be achieved, the advancing direction of the sewage is not single any more, the mutual friction among particles in the sewage is accelerated, and the sand washing efficiency is improved.
Description
Technical Field
The utility model relates to a sewage treatment technical field especially relates to an aeration grit chamber sand discharging device.
Background
The conventional aeration grit chamber mainly pumps compressed air into an air stripping sand suction pump through a Roots blower to form a rotational flow of water for aeration so as to generate a sand washing effect, so that the sand removing efficiency and the organic matter separation efficiency are improved.
The existing aeration grit chamber is filled with a large amount of sundries and sand, which easily causes damage to an impeller of a sand suction pump, and causes burning of a motor after the mechanical sealing is damaged, and the sewage in the existing grit chamber only advances in a spiral shape due to the influence of aeration, and the direction is too single, so the sand washing efficiency is also low.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving following shortcoming among the prior art, have a large amount of debris and grit in the current aeration grit chamber, easily cause and inhale sand pump impeller damage, lead to the motor to burn out after mechanical seal destroys, the influence that sewage among the current grit chamber receives the aeration moreover only can be the heliciform and advance, the direction is too single, consequently the efficiency of washing sand is also lower, and the aeration grit chamber sand discharging device who provides.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides an aeration grit chamber sand discharging equipment, includes the breather pipe that is linked together with grit chamber inside:
a Roots blower is fixedly mounted at one end of the vent pipe positioned outside the grit chamber, a pulse type air stripping sand suction pump is fixedly mounted at one end of the vent pipe positioned in the grit chamber, and an aeration valve is arranged on the side wall of the vent pipe;
including the vortex subassembly, the vortex subassembly is two sets of, and is used for disturbing to the sewage that lies in the grit chamber, the vortex subassembly is including rotating the vortex pole of installing at the bull stick of grit chamber inner wall and many fixed cup joints at the bull stick lateral wall, the bull stick provides through drive assembly and orders about self pivoted drive power.
Preferably, drive assembly includes the mounting panel of fixed mounting at the grit chamber inner wall, fixed mounting spring beam on the mounting panel, fixed mounting in the rack bar of spring beam tip and the fixed gear of cup jointing on the bull stick, the rack bar is connected with gear engagement.
Preferably, a stress plate is fixedly mounted on the surface of the rack bar.
Preferably, a plurality of water inlet holes are formed in the side wall of the spoiler rod.
Preferably, grit chamber diapire fixed mounting has two one end for the hollow section of thick bamboo of the design of remaining silent, sealed slip inserts and is equipped with the piston rod in the hollow section of thick bamboo, two the one end of piston rod respectively with the one end fixed connection of two rack bars, hollow section of thick bamboo communicates with the grit chamber is external and interior through going into trachea and outlet duct respectively, it all is equipped with the check valve in trachea and the outlet duct to go into.
Preferably, a filter screen is arranged in the mouth of the air outlet pipe.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the original sand suction pump and the coupling port are removed and replaced by a pulse type air-lift sand suction pump, the air quantity entering the pulse type air-lift sand suction pump is adjusted by adjusting an aeration valve, the sand discharge effect is better than that of the sand suction pump, and no blocking phenomenon exists;
2. the rotating rod in the turbulence component can rotate under the matching between sewage in the flow and the driving component, so that the turbulence effect can be achieved, the advancing direction of the sewage is not single any more, the mutual friction among particles in the sewage is accelerated, and the sand washing efficiency is improved.
Drawings
FIG. 1 is a schematic view of the front three-dimensional structure of a sand discharge device of an aeration grit chamber provided by the utility model;
FIG. 2 is a schematic view of a top-view three-dimensional structure of a sand discharge device of an aeration grit chamber provided by the utility model;
fig. 3 is an enlarged view of a structure a in fig. 2.
In the figure: 1 breather pipe, 2 roots blower, 3 bull sticks, 4 spoiler bars, 5 mounting panels, 6 spring beam, 7 rack bars, 8 gears, 9 stress plates, 10 water inlet holes, 11 hollow cylinders, 12 piston rods, 13 air inlet pipes, 14 air outlet pipes, 15 aeration valves, 16 pulse type air stripping sand suction pumps.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the present invention, the terms "upper", "lower", "left", "right", "middle" and "one" are used for clarity of description, but not for limiting the range of the present invention, and the relative relationship changes or adjustments without substantial technical changes should be regarded as the scope of the present invention.
Referring to fig. 1-3, an aeration grit chamber sand discharge apparatus comprises a vent pipe 1 communicated with the inside of the grit chamber:
a Roots blower 2 is fixedly installed at one end of the vent pipe 1 outside the grit chamber, a pulse type air-lift sand suction pump 16 is fixedly installed at one end of the vent pipe 1 inside the grit chamber, and an aeration valve 15 is arranged on the side wall of the vent pipe 1;
including the vortex subassembly, the vortex subassembly is two sets of, and is used for disturbing to the sewage that lies in the grit chamber, and the vortex subassembly is including rotating 3 and many fixed vortex poles 4 of cup jointing at 3 lateral walls of bull stick of installing at the bull stick inner wall in the grit chamber, and bull stick 3 offers through drive assembly and orders about self pivoted drive power.
In the embodiment of the technical scheme, the original sand suction pump and the coupling port are removed, the sand suction pump 16 is replaced by the pulse type air-lift sand suction pump, the air quantity entering the pulse type air-lift sand suction pump 16 is adjusted by adjusting the aeration valve 15, the sand discharge effect is superior to that of the sand suction pump, the sand suction pump is free of blockage, the rotating rod 3 in the turbulence assembly can rotate by matching between sewage in flowing and the driving assembly, and therefore the turbulence effect can be achieved by the plurality of turbulence rods 4 fixedly arranged on the side wall of the rotating rod 3, the advancing direction of the sewage is not single any more, mutual friction among particles in the sewage is accelerated, and sand washing efficiency is improved.
In the preferred technical scheme of this embodiment, the drive assembly includes a mounting plate 5 fixedly mounted on the inner wall of the grit chamber, a spring rod 6 fixedly mounted on the mounting plate 5, a rack bar 7 fixedly mounted on the end of the spring rod 6, and a gear 8 fixedly sleeved on the rotary rod 3, wherein the rack bar 7 is engaged with the gear 8. When sewage flows, the spring rod 6 is subjected to the action force of sewage flow to perform reciprocating expansion and contraction, so that the rack rod 7 also moves, and in the moving process, the gear 8 which is meshed with the rack rod 7 and fixedly sleeved on the rotating rod 3 carries the rotating rod 3 to perform reciprocating forward and backward rotation.
In the preferred technical scheme of this embodiment, a stress plate 9 is fixedly arranged on the surface of the rack bar 7. The stress plate 9 can increase the contact area of the spring rod 6 and sewage, thereby increasing the acting force of sewage flow.
In the preferred technical scheme of this embodiment, a plurality of water inlet holes 10 are opened on the side wall of the spoiler bar 4. When vortex pole 4 took place to rotate, in sewage got into a plurality of income water holes 10, the velocity of flow of sewage just can change this moment, further played the effect of vortex to accelerate the looks mutual friction between the granule in the sewage.
The preferred technical scheme in this embodiment, grit chamber diapire fixed mounting has two one ends for the hollow section of thick bamboo 11 of the design of remaining silent, sealed sliding insert is equipped with piston rod 12 in the hollow section of thick bamboo 11, the one end of two piston rods 12 respectively with the one end fixed connection of two rack bar 7, hollow section of thick bamboo 11 communicates with the grit chamber is external and interior through going into trachea 13 and outlet duct 14 respectively, it all is equipped with the check valve in trachea 13 and the outlet duct 14 to go into, the direction of switching on of the check valve is in to hollow section of thick bamboo 11 by the grit chamber is external in, the direction of switching on of the check valve is in to the grit chamber by hollow section of thick bamboo 11 in the outlet duct 14. When the rack rod 7 moves, the piston rod 12 moves together, so that the volume in the hollow cylinder 11 changes continuously, when the volume in the hollow cylinder 11 becomes large, the internal pressure is reduced, the air outside the grit chamber is sucked into the hollow cylinder 11 by the air inlet pipe 13, when the volume in the hollow cylinder 11 becomes small, the internal pressure is increased, the air in the hollow cylinder 11 enters the grit chamber from the air outlet pipe 14 and forms bubbles, the bubbles can play a role of turbulence, and when the bubbles burst, the mutual friction among particles in sewage can be accelerated again.
In the preferred technical scheme of this embodiment, a filter screen is arranged in the mouth of the air outlet pipe 14. The screen can prevent partial particles in the sewage from entering the air outlet pipe 14 to block the air outlet pipe 14.
In the present application, the terms "mounted," "connected," and "secured" are to be construed broadly unless otherwise specifically indicated and limited.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides an aeration grit chamber sand discharge apparatus, includes breather pipe (1) that is linked together with grit chamber inside, its characterized in that:
a Roots blower (2) is fixedly mounted at one end of the vent pipe (1) positioned outside the grit chamber, a pulse type air stripping sand suction pump (16) is fixedly mounted at one end of the vent pipe (1) positioned in the grit chamber, and an aeration valve (15) is arranged on the side wall of the vent pipe (1);
including the vortex subassembly, the vortex subassembly is two sets of, and is used for disturbing to the sewage that lies in the grit chamber, the vortex subassembly is including rotating runner (3) and many fixed vortex poles (4) of cup jointing at runner (3) lateral wall installed at the grit chamber inner wall, runner (3) offer through drive assembly and order about self pivoted drive power.
2. An aeration grit chamber sand discharging device according to claim 1, wherein the driving assembly comprises a mounting plate (5) fixedly mounted on the inner wall of the grit chamber, a spring rod (6) fixedly mounted on the mounting plate (5), a rack bar (7) fixedly mounted on the end part of the spring rod (6) and a gear (8) fixedly sleeved on the rotating rod (3), wherein the rack bar (7) is engaged with the gear (8).
3. An aeration grit chamber sand discharging device according to claim 2, characterized in that a stress plate (9) is fixedly arranged on the surface of the rack bar (7).
4. An aeration grit chamber sand discharging device as in claim 3, wherein said turbulence bars (4) have a plurality of water inlet holes (10) formed in the side wall thereof.
5. An aeration grit chamber sand discharging device according to claim 2, wherein two hollow cylinders (11) with one end designed to be closed are fixedly installed on the bottom wall of the grit chamber, piston rods (12) are hermetically and slidably inserted into the hollow cylinders (11), one ends of the two piston rods (12) are respectively and fixedly connected with one ends of the two rack rods (7), the hollow cylinders (11) are respectively communicated with the outside and the inside of the grit chamber through air inlet pipes (13) and air outlet pipes (14), and check valves are respectively arranged in the air inlet pipes (13) and the air outlet pipes (14).
6. An aeration grit chamber sand discharging device according to claim 5, characterized in that a filter screen is arranged in the mouth of the air outlet pipe (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220913378.0U CN217398496U (en) | 2022-04-15 | 2022-04-15 | Sand discharging device of aeration grit chamber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220913378.0U CN217398496U (en) | 2022-04-15 | 2022-04-15 | Sand discharging device of aeration grit chamber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217398496U true CN217398496U (en) | 2022-09-09 |
Family
ID=83141373
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220913378.0U Expired - Fee Related CN217398496U (en) | 2022-04-15 | 2022-04-15 | Sand discharging device of aeration grit chamber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217398496U (en) |
-
2022
- 2022-04-15 CN CN202220913378.0U patent/CN217398496U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220909 |