CN211056915U - Ship sewage treatment device - Google Patents
Ship sewage treatment device Download PDFInfo
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- CN211056915U CN211056915U CN201922117423.2U CN201922117423U CN211056915U CN 211056915 U CN211056915 U CN 211056915U CN 201922117423 U CN201922117423 U CN 201922117423U CN 211056915 U CN211056915 U CN 211056915U
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Abstract
A ship sewage treatment device relates to a sewage treatment device. The utility model discloses an one of purpose will solve current boats and ships sewage treatment device and mostly be a body structure, when blockking up or partial structure is damaged, has the maintenance difficulty, can not in time handle and discharge the problem of sewage, the utility model discloses a second one of the purpose will solve current boats and ships sewage treatment device and still have the removal rate not high and the unstable problem of removal rate to the organic matter. The utility model relates to a ship sewage treatment device, which comprises a grid pond, a contact reaction tank, an upflow biological filter, a contact oxidation pond and a water storage pond. The utility model is suitable for a handle boats and ships sewage.
Description
Technical Field
The utility model relates to a sewage treatment device.
Background
Ships, a collective term for various ships. A ship is a vehicle which can be sailed or moored in a water area for transportation or operation, and has different technical performances, equipment and structural types according to different use requirements. In the 21 st century, along with the development of world economy, the international trade transaction amount is increased, more and more cargo ships, passenger ships and mail ships are used, and the pollution of ships to the water area environment increasingly draws attention to the marine ecological protection of all countries in the world while the economic development is promoted. Therefore, before ship domestic sewage is discharged into the sea or rivers, sewage must be treated to it reaches emission standard, but present ship sewage treatment device is mostly integrative structure, when blockking up or partial structure is damaged, there is the maintenance difficulty, lead to whole sewage treatment system paralysis even, can't reach the treatment and discharge sewage, brought very big inconvenience for crewman's life, current ship sewage treatment device still has simultaneously not high and the unstable problem of clearance to the clearance of organic matter.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an one of purpose will solve current boats and ships sewage treatment device and mostly be a body structure, when blockking up or partial structure is damaged, has the maintenance difficulty, can not in time handle and discharge the problem of sewage, the utility model discloses an it is not high and the unstable problem of clearance rate to solve current boats and ships sewage treatment device and still exist the clearance rate to the organic matter that second, and provide a boats and ships sewage treatment device.
The utility model relates to a ship sewage treatment device, which comprises a grating pool, a contact reaction tank, an upflow biological filter, a contact oxidation tank and a water storage tank;
a grid net is fixed in the grid pool and divides the grid pool into an upper separation area and a lower sedimentation area;
a driving shaft is arranged above the contact reaction tank, the biological rotating disc is arranged on the driving shaft, and the driving shaft is connected with a motor;
the area of the biological rotating disk is 20-60% in the contact reaction tank;
the bottom of the upflow biological filter is provided with a bearing layer, and a composite filter material layer is arranged above the bearing layer; the thickness of the composite filter material layer is 0.3 m-1 m; the height of the bearing layer is 0.1 m-0.3 m;
the bottom of the contact oxidation tank is provided with an air inlet pipe, the air inlet pipe is connected with an aeration head, and the air inlet pipe is also provided with an air pump and a flowmeter; the packing layer is arranged above the aeration head;
the first water inlet pipe main pipe is communicated with one end of a plurality of first water inlet pipe branch pipes, the other end of the first water inlet pipe branch pipes extends into the grid pond, the grid pond is communicated with the lower end of the contact reaction tank through the second water inlet pipe, the contact reaction tank is communicated with the bottom end of the upflow biological filter through the third water inlet pipe, the upper end of the upflow biological filter is communicated with the contact oxidation pond through the fourth water inlet pipe, the contact oxidation pond is communicated with the water storage pond through the fifth water inlet pipe, and the upper end of the water storage pond is communicated with the water outlet pipe.
The utility model discloses a principle and advantage:
firstly, ship sewage enters a grid pool through a first water inlet pipe main pipe and a plurality of first water inlet pipe branch pipes, is filtered through a grid net in the grid pool to remove suspended matters and floating matters in the ship sewage, then enters a contact reaction tank through a second water inlet pipe, a biological film grows on a biological rotating disc 2-1, the lower half part of the biological rotating disc 2-1 is immersed into the ship sewage, the upper half part of the biological rotating disc is exposed in the air, when the biological rotating disc works, a motor 7 drives a driving shaft 2-2 to rotate, and then the biological rotating disc 2-1 rotates, the biological film is alternately contacted with the ship sewage and the air, when the biological rotating disc 2-1 is immersed into the ship sewage, the biological film adsorbs organic matters in the ship sewage as nutrients and is transferred out of a water surface, the biological film absorbs oxygen from the air, the biological film is circulated in a reciprocating manner, the aim of purifying the ship sewage is achieved, the ship sewage treated by the contact reaction tank enters a biological filter tank through a third, the sewage flows upwards to the biological filter to adsorb ammonia nitrogen in the ship sewage, and is gradually biodegraded and converted into nitrite and nitrate; the ship sewage treated by the upflow biological filter enters the contact oxidation tank through the fourth water inlet pipe for contact oxidation, the aeration head performs aeration simultaneously to fully adsorb and degrade organic matters in the ship sewage, and the ship sewage treated by the upflow biological filter enters the water storage tank through the fifth water inlet pipe and is discharged through the water outlet pipe;
the utility model is a split water treatment device, when part of the devices are blocked or part of the structure is damaged, the device is convenient to overhaul, the overhaul time is shortened, and the ship sewage can be treated and discharged in time;
thirdly, the water inlet and the air inlet in the contact oxidation pond are reverse, so that the contact area between the ship sewage and the biological membrane is increased; the contact oxidation pond has higher volume load and strong impact load resistance;
fourthly, the ship sewage treated by the ship sewage treatment device of the utility model reaches the first grade A standard in the Integrated wastewater discharge Standard GB 8978-1996;
fifthly, the utility model provides a not high and the unstable problem of clearance rate of removal rate of organic matter that current boats and ships sewage treatment plant exists.
The utility model is suitable for a handle boats and ships sewage.
Drawings
Fig. 1 is a schematic structural diagram of a ship sewage treatment device according to the first embodiment.
Detailed Description
The first embodiment is as follows: referring to fig. 1, the present embodiment will be described, wherein the ship sewage treatment device of the present embodiment comprises a grating tank 1, a contact reaction tank 2, an upflow biological filter 3, a contact oxidation tank 4 and a water storage tank 5;
a grid net 1-1 is fixed inside the grid pool 1, and the grid net 1-1 divides the grid pool 1 into an upper separation area and a lower precipitation area;
a driving shaft 2-2 is arranged above the contact reaction tank 2, the biological rotating disc 2-1 is arranged on the driving shaft 2-2, and the driving shaft 2-2 is connected with a motor 7;
the biological rotating disk 2-1 has 20-60% of area in the contact reaction tank 2;
the bottom of the upward flow biological filter 3 is provided with a supporting layer 3-2, and a composite filter material layer 3-1 is arranged above the supporting layer 3-2; the thickness of the composite filter material layer 3-1 is 0.3 m-1 m; the height of the supporting layer 3-2 is 0.1 m-0.3 m;
the bottom of the contact oxidation tank 4 is provided with an air inlet pipe, the air inlet pipe is connected with an aeration head 8, and the air inlet pipe is also provided with an air pump 10 and a flowmeter 9; the packing layer 4-1 is arranged above the aeration head 8;
the main pipe 6 of the first water inlet pipe is communicated with one end of a plurality of branch pipes 6-1 of the first water inlet pipe, the other end of the branch pipes 6-1 of the first water inlet pipe extends into the grid pond 1, the grid pond 1 is communicated with the lower end of the contact reaction tank 2 through a second water inlet pipe 11, the contact reaction tank 2 is communicated with the bottom end of the upflow biological filter 3 through a third water inlet pipe 12, the upper end of the upflow biological filter 3 is communicated with the contact oxidation pond 4 through a fourth water inlet pipe 13, the contact oxidation pond 4 is communicated with the water storage pond 5 through a fifth water inlet pipe 14, and the upper end of the water storage pond 5 is communicated with a water outlet pipe 15.
The principle and advantages of the embodiment are as follows:
firstly, ship sewage enters a grid pool 1 through a first water inlet pipe main pipe 6 and a plurality of first water inlet pipe branch pipes 6-1, is filtered through a grid net 1-1 in the grid pool 1 to remove suspended matters and floating matters in the ship sewage, then enters a contact reaction tank 2 through a second water inlet pipe 11, a biological membrane grows on a biological rotating disk 2-1, the lower half part of the biological rotating disk 2-1 is immersed into the ship sewage, the upper half part of the biological rotating disk is exposed in the air, when the biological rotating disk works, a motor 7 drives a driving shaft 2-2 to rotate, further the biological rotating disk 2-1 rotates, the biological membrane is alternately contacted with the ship sewage and the air, when the biological rotating disk 2-1 is immersed into the ship sewage, the biological membrane adsorbs organic matters in the ship sewage as nutrients and transfers out of the water surface, and the biological membrane absorbs oxygen from the air and circulates in a reciprocating manner, the ship sewage treated by the contact reaction tank 2 enters the upflow biological filter 3 through the third water inlet pipe 12, and the upflow biological filter 3 adsorbs ammonia nitrogen in the ship sewage, and is gradually biodegraded and converted into nitrite and nitrate; the ship sewage treated by the upflow biological filter 3 enters the contact oxidation tank 4 through the fourth water inlet pipe 13 for contact oxidation, and the aeration head 8 performs aeration simultaneously, so that organic matters in the ship sewage are fully adsorbed and degraded, and the ship sewage treated by the contact oxidation tank 4 enters the water storage tank 5 through the fifth water inlet pipe 14 and is discharged through the water outlet pipe 15;
the embodiment is a split type water treatment device, when part of devices are blocked or part of structures are damaged, the device is convenient to overhaul, the overhaul time is shortened, and ship sewage can be treated and discharged in time;
thirdly, the water inlet and the air inlet in the contact oxidation tank 4 are reverse, so that the contact area between the ship sewage and the biological membrane is increased; the contact oxidation pond 4 has higher volume load and strong impact load resistance;
fourthly, the ship sewage treated by the ship sewage treatment device of the embodiment reaches the first-class A standard in Integrated wastewater discharge Standard GB 8978-1996;
fifth, this embodiment has solved the not high and unstable problem of clearance of removal rate to organic matter that current boats and ships sewage treatment plant exists.
This embodiment is suitable for treating ship sewage.
The second embodiment is as follows: the present embodiment differs from the present embodiment in that: the filler in the composite filter material layer 3-1 is activated carbon. Other steps are the same as in the first embodiment.
The third concrete implementation mode: the present embodiment differs from the first or second embodiment in that: the supporting layer 3-2 is a cobble layer. The other steps are the same as in the first or second embodiment.
The fourth concrete implementation mode: the difference between this embodiment and one of the first to third embodiments is as follows: the aperture of the grid net 1-1 is 0.5 cm-1 cm. The other steps are the same as those in the first to third embodiments.
The fifth concrete implementation mode: the difference between this embodiment and one of the first to fourth embodiments is: the driving shaft 2-2 is arranged along the length direction of the ship sewage treatment device. The other steps are the same as those in the first to fourth embodiments.
The sixth specific implementation mode: the difference between this embodiment and one of the first to fifth embodiments is as follows: and a sludge discharge pipe is arranged at the bottom of the contact oxidation pond 4. The other steps are the same as those in the first to fifth embodiments.
The seventh embodiment: the difference between this embodiment and one of the first to sixth embodiments is: the filler in the filler layer 4-1 is a plastic honeycomb. The other steps are the same as those in the first to sixth embodiments.
Adopt following embodiment to verify the utility model discloses a beneficial effect:
the first embodiment is as follows: referring to fig. 1, a first embodiment of the present invention is illustrated, in which a ship sewage treatment apparatus of the present embodiment includes a grating tank 1, a contact reaction tank 2, an upflow biological filter 3, a contact oxidation tank 4, and a water storage tank 5;
a grid net 1-1 is fixed inside the grid pool 1, and the grid net 1-1 divides the grid pool 1 into an upper separation area and a lower precipitation area;
a driving shaft 2-2 is arranged above the contact reaction tank 2, the biological rotating disc 2-1 is arranged on the driving shaft 2-2, and the driving shaft 2-2 is connected with a motor 7;
60% of the area of the biological rotating disk 2-1 is in the contact reaction tank 2;
the bottom of the upward flow biological filter 3 is provided with a supporting layer 3-2, and a composite filter material layer 3-1 is arranged above the supporting layer 3-2; the thickness of the composite filter material layer 3-1 is 0.5 m; the height of the supporting layer 3-2 is 0.2 m;
the bottom of the contact oxidation tank 4 is provided with an air inlet pipe, the air inlet pipe is connected with an aeration head 8, and the air inlet pipe is also provided with an air pump 10 and a flowmeter 9; the packing layer 4-1 is arranged above the aeration head 8;
the first water inlet pipe main pipe 6 is communicated with one end of a plurality of first water inlet pipe branch pipes 6-1, the other end of the plurality of first water inlet pipe branch pipes 6-1 extends into the grid pond 1, the grid pond 1 is communicated with the lower end of the contact reaction tank 2 through a second water inlet pipe 11, the contact reaction tank 2 is communicated with the bottom end of the upflow biological filter 3 through a third water inlet pipe 12, the upper end of the upflow biological filter 3 is communicated with the contact oxidation pond 4 through a fourth water inlet pipe 13, the contact oxidation pond 4 is communicated with the water storage pond 5 through a fifth water inlet pipe 14, and the upper end of the water storage pond 5 is communicated with a water outlet pipe 15;
the filler in the composite filter material layer 3-1 is activated carbon;
the supporting layer 3-2 is a cobble layer;
the aperture of the grid net 1-1 is 0.5 cm;
the driving shaft 2-2 is arranged along the length direction of the ship sewage treatment device;
a sludge discharge pipe is arranged at the bottom of the contact oxidation pond 4;
the filler in the filler layer 4-1 is a plastic honeycomb.
The beneficial effects of the first embodiment:
the ship sewage treatment device in the first embodiment is a split water treatment device, when part of devices are blocked or part of structures are damaged, the ship sewage treatment device is convenient to overhaul, the overhaul time is shortened, and ship sewage can be treated and discharged in time;
secondly, the water inlet and the air inlet in the contact oxidation tank 4 are reverse, so that the contact area between the ship sewage and the biological membrane is increased; the contact oxidation pond 4 has higher volume load and strong impact load resistance;
thirdly, the ship sewage treated by the ship sewage treatment device in the first embodiment reaches the first-class A standard in Integrated wastewater discharge Standard GB 8978-1996;
fourthly, the first embodiment solves the problems of low removal rate and unstable removal rate of organic matters in the existing ship sewage treatment device.
Claims (7)
1. A ship sewage treatment device is characterized by comprising a grating tank (1), a contact reaction tank (2), an upflow biological filter (3), a contact oxidation tank (4) and a water storage tank (5);
a grid net (1-1) is fixed in the grid pool (1), and the grid net (1-1) divides the grid pool (1) into an upper separation area and a lower sedimentation area;
a driving shaft (2-2) is arranged above the contact reaction tank (2), the biological rotating disk (2-1) is arranged on the driving shaft (2-2), and the driving shaft (2-2) is connected with a motor (7);
the biological rotating disk (2-1) has 20 to 60 percent of area in the contact reaction tank (2);
the bottom of the upward flow biological filter (3) is provided with a bearing layer (3-2), and a composite filter material layer (3-1) is arranged above the bearing layer (3-2); the thickness of the composite filter material layer (3-1) is 0.3 m-1 m; the height of the bearing layer (3-2) is 0.1 m-0.3 m;
the bottom of the contact oxidation tank (4) is provided with an air inlet pipe, the air inlet pipe is connected with an aeration head (8), and the air inlet pipe is also provided with an air pump (10) and a flowmeter (9); the packing layer (4-1) is arranged above the aeration head (8);
the first water inlet pipe main pipe (6) is communicated with one end of a plurality of first water inlet pipe branch pipes (6-1), the other end of the first water inlet pipe branch pipes (6-1) extends into the grid pond (1), the grid pond (1) is communicated with the lower end of the contact reaction tank (2) through a second water inlet pipe (11), the contact reaction tank (2) is communicated with the bottom end of the upflow biological filter (3) through a third water inlet pipe (12), the upper end of the upflow biological filter (3) is communicated with the contact oxidation pond (4) through a fourth water inlet pipe (13), the contact oxidation pond (4) is communicated with the water storage pond (5) through a fifth water inlet pipe (14), and the upper end of the water storage pond (5) is communicated with the water outlet pipe (15).
2. The marine sewage treatment plant according to claim 1, wherein the filler in the composite filter layer (3-1) is activated carbon.
3. A ship's sewage treatment plant according to claim 1, characterized in that said supporting layer (3-2) is a cobblestone layer.
4. The marine wastewater treatment plant according to claim 1, wherein the aperture of the grid mesh (1-1) is 0.5cm to 1 cm.
5. A marine sewage treatment plant according to claim 1, characterised in that said drive shaft (2-2) is arranged in the longitudinal direction of the marine sewage treatment plant.
6. The marine wastewater treatment plant according to claim 1, wherein a sludge discharge pipe is provided at the bottom of the contact oxidation tank (4).
7. The marine wastewater treatment device according to claim 1, wherein the filler in the filler layer (4-1) is a plastic honeycomb.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922117423.2U CN211056915U (en) | 2019-11-29 | 2019-11-29 | Ship sewage treatment device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922117423.2U CN211056915U (en) | 2019-11-29 | 2019-11-29 | Ship sewage treatment device |
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| CN211056915U true CN211056915U (en) | 2020-07-21 |
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| CN201922117423.2U Active CN211056915U (en) | 2019-11-29 | 2019-11-29 | Ship sewage treatment device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117566977A (en) * | 2024-01-15 | 2024-02-20 | 江苏泰州军民结合产业研究院有限公司 | Sewage discharge treatment device suitable for ship |
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2019
- 2019-11-29 CN CN201922117423.2U patent/CN211056915U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117566977A (en) * | 2024-01-15 | 2024-02-20 | 江苏泰州军民结合产业研究院有限公司 | Sewage discharge treatment device suitable for ship |
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