CN220376432U - Scum skimming device for sewage treatment plant - Google Patents
Scum skimming device for sewage treatment plant Download PDFInfo
- Publication number
- CN220376432U CN220376432U CN202321865438.7U CN202321865438U CN220376432U CN 220376432 U CN220376432 U CN 220376432U CN 202321865438 U CN202321865438 U CN 202321865438U CN 220376432 U CN220376432 U CN 220376432U
- Authority
- CN
- China
- Prior art keywords
- overflow port
- scum
- water
- raw water
- sewage treatment
- 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.)
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- 239000010865 sewage Substances 0.000 title claims abstract description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 104
- 238000007599 discharging Methods 0.000 claims abstract description 11
- 238000000034 method Methods 0.000 claims abstract description 5
- 239000007921 spray Substances 0.000 claims description 35
- 238000005086 pumping Methods 0.000 claims description 21
- 239000006260 foam Substances 0.000 abstract description 8
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 238000007667 floating Methods 0.000 description 4
- 239000002893 slag Substances 0.000 description 4
- 238000010276 construction Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000003670 easy-to-clean Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010802 sludge Substances 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
- Removal Of Floating Material (AREA)
Abstract
The utility model relates to the field of sewage treatment skimming, and provides a scum skimming device for a sewage treatment plant, which comprises the following components: a raw water pool; the raw water tank is provided with a first overflow port for discharging raw water and a second overflow port for discharging scum, and the height of the first overflow port is lower than that of the second overflow port; the pushing mechanism is arranged in water, so that the pushing leaves are prevented from remaining residues in the working process, the time of exposure to air is short, and the residual foam and scum are prevented from hardening; meanwhile, a swinging jet mechanism is arranged to jet water to enhance the flow of the water surface and ensure that the scum can continuously move towards the second overflow port; meanwhile, the raw water pool is provided with two overflow ports, which is more beneficial to discharging scum.
Description
Technical Field
The utility model relates to the field of sewage treatment skimming, in particular to a scum skimming device for a sewage treatment plant.
Background
In the pretreatment stage of a sewage treatment plant, a large amount of scum is generated, the scum is often accumulated and hardened, the scum is pushed into the skimming tool by the impact of the water flow of the original skimming tool, but the water flow force is smaller, so that the scum is not easy to flow along with the water, the accumulation and hardening are realized, the auxiliary skimming is needed to be carried out manually, the manual skimming is labor-and-effort-consuming, and the workload is extremely high, so that an auxiliary device in the utility model patent with the patent number of CN216336736U is arranged;
although the outer end of the push flow plate is arranged to be arc-shaped and not easy to be stained with scum, a large amount of foam is arranged in the scum, the foam can be adhered to the push flow plate, the scum has certain viscosity, and can be stained on the push flow plate in a small amount, meanwhile, when the foam floats upwards, the stained position is higher, when the foam is pushed in water again, the condition that water flow cannot be flushed can occur, the phenomenon that the scum is hardened can be formed on the push flow plate for a long time, the hardened sludge is not easy to clean, the weight of the push flow plate can be increased, and the normal work of the push flow plate is influenced.
Disclosure of Invention
The utility model provides a scum skimming device for a sewage treatment plant, which ensures that the pushing leaves are not left with residues in the working process by arranging a pushing mechanism in water, the time of exposure to air is short, and the residual foam and scum are not hardened; meanwhile, a swinging jet mechanism is arranged to jet water to enhance the flow of the water surface and ensure that the scum can continuously move towards the second overflow port; meanwhile, the raw water pool is provided with two overflow ports, which is more beneficial to discharging scum.
The technical scheme of the utility model is realized as follows:
a scum skimming device for a sewage treatment plant, comprising: a raw water pool;
the raw water tank is provided with a first overflow port for discharging raw water and a second overflow port for discharging scum, and the height of the first overflow port is lower than that of the second overflow port;
the device also comprises a jet flow mechanism and a plug flow mechanism;
the jet mechanism is arranged on one side of the inner side wall of the raw water tank, and the jet direction of the jet mechanism faces the second overflow port;
the plug flow mechanism is arranged in the raw water pool and is positioned below the water surface;
the jet mechanism is a swinging jet mechanism.
Further, the jet mechanism comprises a swing motor, a rotating frame, a water pumping motor, a water pumping pipe and a high-pressure spray head;
the swing motor is arranged on the raw water tank, the rotating frame is rotatably arranged on two opposite side walls of the raw water tank, and the rotating frame is connected with a swing shaft of the swing motor;
the water pumping motor is arranged in the middle water pool, the water pumping pipe is communicated with the water pumping motor, and the high-pressure spray head is communicated with the water pumping pipe;
the high-pressure spray head is arranged on the rotating frame;
the high-pressure spray head faces the second overflow port.
Further, the high-pressure spray heads are provided with a plurality of high-pressure spray heads, and the high-pressure spray heads are communicated with the water pumping pipe.
Further, the high-pressure spray head is provided with a plurality of water spray holes, and a plurality of water spray holes are arranged in a row.
Further, the pushing mechanism comprises a motor, a first sprocket, a chain, a second sprocket, a rotating shaft and pushing blades;
the motor is arranged on a tank opening of the raw water tank;
the first sprocket is arranged on an output shaft of the motor;
the rotating shaft is rotatably arranged on the inner wall of the raw water tank;
the pushing blade is arranged on the rotating shaft;
the second chain wheel is sleeved at one end of the rotating shaft;
the chain is matched with the first chain wheel and the second chain wheel at the same time;
the rotating shaft is positioned below the water surface, and the top of the pushing blade leaks out of the water surface when the pushing blade is positioned right above the water surface.
Further, the pushing blade is provided with one or more pushing blades.
Still further, the distance between the first overflow port and the second overflow port is greater than the total height of the rotating shaft and the two pushing blades.
The pushing mechanism is arranged in water, so that the pushing leaves are prevented from remaining residues in the working process, the time of exposure to air is short, and the residual foam and scum are prevented from hardening; meanwhile, a swinging jet mechanism is arranged to jet water to enhance the flow of the water surface and ensure that the scum can continuously move towards the second overflow port; meanwhile, the raw water pool is provided with two overflow ports, which is more beneficial to discharging scum.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.
Fig. 1 is a front view, in cross section, of a dross skimming device for a sewage treatment plant in accordance with an embodiment of the utility model;
FIG. 2 is a top plan view showing the construction of a dross skimming device for a sewage treatment plant shown in FIG. 1;
fig. 3 is a left side view showing the construction of a plug flow mechanism of a dross skimming device for a sewage treatment plant shown in fig. 1 and 2;
reference numerals illustrate: a raw water tank 1; a first overflow port 11; a second overflow port 12; a jet mechanism 2; a swing motor 21; a turret 22; a pump motor 23; a water suction pipe 24; a high-pressure shower head 25; a plug flow mechanism 3; a motor 31; a first sprocket 32; a chain 33; a second sprocket 34; a rotation shaft 35; pushing the blade 36.
Detailed Description
The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, 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.
In a specific embodiment of the present utility model, see fig. 1-3, a dross skimming device for a sewage treatment plant, comprising: a raw water tank 1;
a first overflow port 11 for discharging raw water and a second overflow port 12 for discharging scum are arranged on the raw water tank 1, and the height of the first overflow port 11 is lower than that of the second overflow port 12;
the device also comprises a jet flow mechanism 2 and a pushing flow mechanism 3, wherein the jet flow mechanism 2 sprays water to the dross to promote the dross to float towards the second overflow port 12, and the pushing flow mechanism 3 pushes the dross to move towards the second overflow port 12 so that the dross flows out of the second overflow port 12;
the jet mechanism 2 is arranged on one side of the inner side wall of the raw water tank 1, and the jet direction of the jet mechanism 2 faces the second overflow port;
the plug flow mechanism 3 is arranged in the raw water pool, and the plug flow mechanism 3 is positioned below the water surface;
the jet mechanism 2 is a swinging jet mechanism;
the first overflow port 11 is used for raw water outflow, and the second overflow port 12 is used for scum outflow.
In the embodiment of the present utility model, as shown in fig. 1-3, the jet mechanism 2 includes a swing motor 21, a rotating frame 22, a water pumping motor 23, a water pumping pipe 24 and a high-pressure nozzle 25;
the swing motor 21 is mounted on the raw water tank 1, the rotating frame 22 is rotatably mounted on two opposite side walls of the raw water tank 1, and the rotating frame 22 is connected with a swing shaft of the swing motor 21;
the water pumping motor 23 is arranged in a middle water pool, the water pumping pipe 24 is communicated with the water pumping motor 23, and the high-pressure spray head 25 is communicated with the water pumping pipe 24;
the high-pressure spray head 25 is mounted on the rotating frame 22;
the high-pressure spray nozzle 25 faces the second overflow port 12;
when the water flow control device works, the swing motor alternately stretches out of the forward rotation and the reverse rotation, so that the rotating shaft is driven to rotate forward and reverse, the high-pressure spray head is driven to rotate forward and reverse, and water flow is gradually close to the second overflow port from one side far away from the second overflow port; when the swing motor rotates positively, the high-pressure spray head rotates upwards towards the second overflow port, and in the rotating process, the high-pressure spray head continuously sprays water so as to push the scum to move towards the second overflow port; when the swing motor rotates reversely, the high-pressure spray head rotates downwards towards the second overflow port, and the high-pressure spray head does not spray water at the moment.
In the embodiment of the present utility model, as shown in fig. 1 to 3, a plurality of high-pressure nozzles 25 are provided, and each of the plurality of high-pressure nozzles is in communication with the water pumping pipe 24;
the high-pressure spray nozzle is provided with a plurality of water spray holes, and the water spray holes are arranged in a row;
the water columns sprayed by the high-pressure spray heads are arranged in a straight shape, and the width of the water columns is the same as that of the original water tank.
In the embodiment of the present utility model, as shown in fig. 1-3, the pushing mechanism 3 includes a motor 31, a first sprocket 32, a chain 33, a second sprocket 34, a rotating shaft 35, and a pushing blade 36;
the motor 31 is arranged on the mouth of the raw water tank 1;
the first sprocket 32 is mounted on the output shaft of the motor 31;
the rotating shaft 35 is rotatably arranged on the inner wall of the raw water tank 1;
the pushing blade 36 is mounted on the rotating shaft 35;
the second sprocket 34 is sleeved at one end of the rotating shaft 35;
the chain 33 is simultaneously engaged with the first sprocket 32 and the second sprocket 34;
the rotating shaft 35 is positioned below the water surface, and the top part of the pushing blade 36 leaks out of the water surface when the pushing blade is positioned right above the water surface;
when the floating slag overflow device works, the motor works, so that the first chain wheel is driven to rotate, the chain is driven to rotate by the rotation of the first chain wheel, the second chain wheel is driven to rotate, the rotating shaft is driven to rotate, the pushing blade is finally driven to rotate, the pushing blade is pushed to leak out of a part of the water surface, the height of the pushing blade is set to be slightly higher than that of the floating slag, the floating slag can be pushed forward, and the floating slag is driven to move towards the second overflow port;
the rotating shaft and the pushing blades are smaller in size, so that the rotating amplitude is smaller, and the water surface can be ensured to be in a relatively stable state;
the pushing plate is matched with the high-pressure spray nozzle to convey the scum to the vicinity of the second overflow port, so that the scum finally flows out through the second overflow port;
the pushing blade can be completely buried in water when rotating to the bottom, foam and residual scum on the pushing blade are washed away, so that the pushing blade is always clean and hardening can not occur.
In the embodiment of the present utility model, as shown in fig. 1-3, the pushing blades 36 are provided in one or more, typically 3 or 4.
In the embodiment of the present utility model, as shown in fig. 1 to 3, the distance between the first overflow port 11 and the second overflow port 12 is greater than the total height of the rotating shaft 35 and the two pushing blades 36, so as to ensure that the raw water is not affected as much as possible when flowing out from the first overflow port.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (7)
1. A scum skimming device for a sewage treatment plant, comprising: a raw water pool;
the method is characterized in that: the raw water tank is provided with a first overflow port for discharging raw water and a second overflow port for discharging scum, and the height of the first overflow port is lower than that of the second overflow port;
the device also comprises a jet flow mechanism and a plug flow mechanism;
the jet mechanism is arranged on one side of the inner side wall of the raw water tank, and the jet direction of the jet mechanism faces the second overflow port;
the plug flow mechanism is arranged in the raw water pool and is positioned below the water surface;
the jet mechanism is a swinging jet mechanism.
2. The scum skimming device for sewage treatment plants as claimed in claim 1, wherein: the jet mechanism comprises a swing motor, a rotating frame, a water pumping motor, a water pumping pipe and a high-pressure spray head;
the swing motor is arranged on the raw water tank, the rotating frame is rotatably arranged on two opposite side walls of the raw water tank, and the rotating frame is connected with a swing shaft of the swing motor;
the water pumping motor is arranged in the middle water pool, the water pumping pipe is communicated with the water pumping motor, and the high-pressure spray head is communicated with the water pumping pipe;
the high-pressure spray head is arranged on the rotating frame;
the high-pressure spray head faces the second overflow port.
3. A scum skimming device for sewage treatment plants as claimed in claim 2, characterized in that: the high-pressure spray heads are provided with a plurality of high-pressure spray heads which are communicated with the water pumping pipe.
4. A scum skimming device for sewage treatment plants as claimed in claim 2, characterized in that: the high-pressure spray nozzle is provided with a plurality of water spray holes, and a plurality of water spray holes are arranged in a row.
5. The scum skimming device for sewage treatment plants as claimed in claim 1, wherein: the flow pushing mechanism comprises a motor, a first sprocket, a chain, a second sprocket, a rotating shaft and pushing blades;
the motor is arranged on a tank opening of the raw water tank;
the first sprocket is arranged on an output shaft of the motor;
the rotating shaft is rotatably arranged on the inner wall of the raw water tank;
the pushing blade is arranged on the rotating shaft;
the second chain wheel is sleeved at one end of the rotating shaft;
the chain is matched with the first chain wheel and the second chain wheel at the same time;
the rotating shaft is positioned below the water surface, and the top of the pushing blade leaks out of the water surface when the pushing blade is positioned right above the water surface.
6. The scum skimming device for sewage treatment plants as claimed in claim 5, wherein: the pushing blades are provided with one or more pushing blades.
7. The scum skimming device for sewage treatment plants as claimed in claim 5, wherein: the distance between the first overflow port and the second overflow port is larger than the total height of the rotating shaft and the two pushing blades.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321865438.7U CN220376432U (en) | 2023-07-17 | 2023-07-17 | Scum skimming device for sewage treatment plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321865438.7U CN220376432U (en) | 2023-07-17 | 2023-07-17 | Scum skimming device for sewage treatment plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220376432U true CN220376432U (en) | 2024-01-23 |
Family
ID=89571855
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321865438.7U Active CN220376432U (en) | 2023-07-17 | 2023-07-17 | Scum skimming device for sewage treatment plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220376432U (en) |
-
2023
- 2023-07-17 CN CN202321865438.7U patent/CN220376432U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |