CN111891328A - A yacht domestic sewage treatment system - Google Patents

Abstract

The invention discloses a yacht domestic sewage treatment system, which relates to the technical field of ship sewage treatment. The yacht's domestic sewage treatment system includes a domestic sewage tank located at the bilge of the engine room. The domestic sewage tank is provided with a crushing device. The domestic sewage tank is connected with a sewage separation device. The sewage separation device includes a shell, and a support frame is arranged on the shell. The top of the support frame is provided with a motor, the output shaft of the motor is connected with a rotating shaft, the rotating shaft extends into the casing through the support frame, the rotating shaft is provided with a stirring blade, and the inner side wall of the casing is located above the stirring blade and is also fixed There is a convex ring, and the convex ring is provided with a filter layer; the lower end of the support frame is also connected with two first electric telescopic rods through the cross rod, the upper ends of the two first electric telescopic rods are respectively fixedly connected with the two ends of the cross rod, and the lower ends are respectively connected with each other. A scraping device is connected through the convex ring, and an outer side of the scraping device is in contact with the inner peripheral wall of the casing. The invention improves the separation efficiency of the dirt and water in the sewage, and the separation effect is good.

Description

A yacht domestic sewage treatment system

technical field

The invention relates to the technical field of ship sewage treatment, in particular to a domestic sewage treatment system for yachts.

Background technique

Yachts can integrate sailing, sports, entertainment, leisure and other functions to meet the needs of individuals and families to enjoy life. In developing countries, yachts are mostly used as business items in parks and tourist attractions for people's consumption, and a small amount is also used as a means of work for port supervision, public security, and border defense.

With the unprecedented development of the shipping industry and marine development, the pollution of the marine environment is becoming more and more serious, and human beings are paying more and more attention to marine environmental protection. The ship's domestic sewage treatment device is a specific treatment device installed on the ship and the platform in order to prevent the domestic sewage generated by the ship and the offshore platform from polluting the navigation waters. The traditional marine sewage treatment device is too simple in design, the sewage treatment process is relatively simple, and there is no multiple treatment of sewage, so the treated sewage still fails to meet the discharge requirements.

SUMMARY OF THE INVENTION

The purpose of the present invention is to solve the above problems, to provide a domestic sewage treatment system for yachts. Moisture meets emission standards.

For achieving the above object, the technical scheme provided by the invention is:

A domestic sewage treatment system for yachts, including a domestic sewage tank located at the bilge of the engine room, a crushing device is arranged in the domestic sewage tank, a sewage inlet is arranged on the top of the domestic sewage tank, and the domestic sewage tank also passes through a first sewage tank. The conduit is connected to a sewage separation device,

The sewage separation device includes an outer casing and an inner casing sleeved in the outer casing, the domestic sewage tank is communicated with the inner casing through a first conduit, and an end cover is provided on the upper end of the inner casing, A vertical rod is arranged on the end cover, a filter layer is fixed in the inner shell, and the periphery of the filter layer is fixedly connected with the inner wall of the inner shell; Two ends of the cross bar are respectively connected with an electric telescopic rod, the upper ends of the two first electric telescopic rods are respectively fixedly connected with the two ends of the cross rod, and the lower ends of the two first electric telescopic rods pass through the ends respectively. The cover is connected with a scraping device, an outer side of the scraping device is in contact with the inner peripheral wall of the inner casing; the inner bottom of the outer casing is fixed with a motor, and the output shaft of the motor is connected with a connecting frame , one end of the connecting frame away from the output shaft is fixedly connected with the outer bottom of the inner casing.

Further, the scraping device includes a rectangular frame and a brush provided on the outer side of the rectangular frame, the brush is in contact with the inner peripheral wall of the casing, and the lower ends of the two first electric telescopic rods are respectively It is fixedly connected to the opposite sides of the rectangular frame through the convex ring.

Further, the scraping device further includes telescopic mechanisms arranged on opposite sides of the rectangular frame, the telescopic mechanism includes a flexible covering body, one end of the flexible covering body is open and the other end is sealed, so The open end of the flexible covering body is fixedly connected to the side wall of the rectangular frame away from the brush, the flexible covering body is provided with a telescopic frame and a second electric telescopic rod, and the telescopic frame and the covering body are connected to each other. The inner surface is fixedly connected, one end of the second electric telescopic rod is fixed on the side wall of the rectangular frame away from the brush, and the second electric telescopic rod is fixedly connected with the telescopic frame to drive the telescopic frame to expand and contract .

Further, the flexible covering layer is a tarpaulin.

Further, a controller is also provided on the outer casing, and the motor, the first electric telescopic rod and the second electric telescopic rod are all electrically connected to the controller.

Further, denitrifying bacteria and photosynthetic bacteria are also arranged in the inner casing, and a fluorescent lamp is also arranged on the inner top of the inner casing, and the fluorescent lamp is electrically connected to the controller.

Further, a drain pipe is connected to the upper side wall of the inner casing, and a suspended matter content measuring instrument is also provided on the drainage pipe, and the suspended matter content measuring instrument is electrically connected to the controller.

Further, the drain pipe is also provided with a closable vertical anti-wave valve.

Further, the domestic sewage tank is connected with a second conduit connected with the squat toilet in the bathroom and a third conduit connected with the floor drain in the bathroom.

Further, a fourth conduit is also connected to the side wall of the inner casing near the bottom, and one end of the fourth conduit away from the inner casing is also connected to a joint located on the main deck.

By adopting the above-mentioned technical scheme, the beneficial effects of the present invention are:

In the present invention, a sewage separation device is connected to a domestic sewage tank with a crushing device, and the sewage separation device includes an inner shell that can rotate at a high speed, a filter layer arranged in the inner shell, a first electric telescopic rod, a scraping device, etc., After the sewage with dirt after being pulverized by the pulverizing box is pulverized into small particles of suspended sewage, it is first filtered through the filter layer to filter out the small particles of dirt and impurities in the sewage, and then driven by the motor. The rack makes the inner shell rotate at a high speed, and the high-speed rotation of the inner shell separates the tiny particles in the sewage from the water, thereby improving the separation efficiency of the tiny particles in the sewage and the water, and the separation effect is good; at the same time, due to the setting of the scraping device , so that the inner casing can be controlled by the controller to expand the telescopic mechanism in the scraping device before high-speed rotation, so as to separate the sewage in the inner casing from the filter layer and prevent the sewage from impacting under the high-speed rotation of the inner casing. to the filter layer, causing the small particles of dirt and impurities on the filter layer to fall into the filtered sewage under impact. And after the suspended sewage in the sewage separation device is separated and discharged, the controller can control the expansion and contraction of the telescopic mechanism in the scraping device, and then drive the scraping device to move up and down through the first electric telescopic rod, and use the hair on the scraping device. The brush cleans the inner wall of the secondary oil-sewage separation device, so as to brush out the small particle dirt adhering to the inner wall of the sewage separation device, and realizes the efficient cleaning of the inner wall of the sewage separation device.

Description of drawings

1 is a schematic structural diagram of an embodiment of the present invention;

2 is a schematic structural diagram of a sewage separation device in an embodiment of the present invention;

3 is a schematic structural diagram of a scraping device of a sewage separation device in an embodiment of the present invention;

FIG. 4 is a schematic structural diagram after the expansion and contraction mechanism of the scraping device in the sewage separation device according to the embodiment of the present invention is stretched out.

In the figure, 1- domestic sewage tank, 2- crushing device, 21- crushing motor, 22- sector blade, 23-motor base, 3- observation window, 4- first conduit, 5- sewage separation device, 51- inner shell , 52-connecting frame, 53-motor, 54-pole, 541-crossbar, 55-outer body, 551-controller, 56-convex ring, 57-filter, 58-first electric telescopic rod, 59- Scraping Device, 591-Rectangular Frame, 592-Brush, 593-Flexible Cover, 594-Telescopic Frame, 595-Second Electric Telescopic Rod, 6-Drain Pipe, 61-Suspended Matter Content Tester, 62-Can Closed vertical anti-wave valve, 7-second conduit, 8-third conduit, 9-self-closing liquid level gauge, 10-fourth conduit.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

It should be noted that when a component is referred to as being "fixed to" another component, it can be directly on the other component or there may also be a centered component. When a component is considered to be "connected" to another component, it may be directly connected to the other component or there may be a co-existence of an intervening component. When a component is considered to be "set on" another component, it may be directly set on the other component or there may be a co-existing centered component. The terms "vertical," "horizontal," "left," "right," and similar expressions are used herein for illustrative purposes only.

Example

Please refer to Fig. 1 to Fig. 4 at the same time, a domestic sewage treatment system for yachts, including a sewage tank 1 located at the bilge of the engine room. The domestic sewage tank 1 is provided with a crushing device 2. The top of the domestic sewage tank 1 There is a sewage inlet, and an observation window 3 is also provided on the side wall of the domestic sewage tank 1 near the top. The domestic sewage tank 1 is also provided with a self-closing liquid level gauge 9 . The pulverizing device 2 includes a pulverizing motor 21, a fan-shaped blade 22 and a motor seat 23; the motor seat 23 is fixed in the domestic sewage tank 1; the pulverizing motor 21 is fixed on the motor seat 23, and the output shaft of the pulverizing motor 21 A fan-shaped blade 22 is provided on both.

The domestic sewage tank 1 is also connected to a sewage separation device 5 through the first conduit 4 to pump the crushed domestic sewage into the sewage separation device 5 for solid-liquid separation. The sewage separation device 5 includes an outer casing 55 and an inner casing 51 sleeved in the outer casing 55. In this embodiment, the inner casing 51 is a cube. The upper end of the inner shell 51 is provided with an end cover, and the sewage tank 1 communicates with the liquid inlet on the end cover of the inner shell 51 through the first conduit 4 passing through the end cap. suction pump (not shown). A vertical rod 54 is arranged on the end cover, a convex ring 56 is fixed inside the inner casing 51, a filter layer 57 is arranged on the convex ring 56, and the periphery of the filter layer 57 is fixed on the convex ring 56 on. The filter layer 57 in this embodiment includes an activated carbon layer fixed on the convex ring 56 and a filter screen provided on the activated carbon layer. The vertical rod 54 is provided with a transverse rod 541 , two ends of the transverse rod 541 are respectively connected with an electric telescopic rod 58 , and the upper ends of the two first electric telescopic rods 58 are respectively fixed to the two ends of the transverse rod 541 . connected, the lower ends of the two first electric telescopic rods 58 respectively pass through the end caps and are connected with a scraping device 59, an outer side of the scraping device 59 abuts against the inner peripheral wall of the inner casing 51; A motor 53 is fixed on the inner bottom of the outer casing 55 , and a connecting frame 52 is connected to the output shaft of the motor 53 . A sealing ring is also provided at the connection between the first electric telescopic rod 58 and the end cover to ensure the airtightness of the inner casing 51 .

Further, in this embodiment, the scraping device 59 includes a rectangular frame 591 and a brush 592 disposed on the outer side of the rectangular frame 591, the brush 592 is in contact with the inner peripheral wall of the housing 51, The lower ends of the two first electric telescopic rods 58 are respectively fixedly connected to opposite sides of the rectangular frame 591 through the convex ring 56 . In addition, two opposite sides of the rectangular frame 591 are also provided with telescopic mechanisms. The telescopic mechanism includes a flexible covering body 593. One end of the flexible covering body 593 is open and the other end is sealed. The flexible covering body 593 The open end of the rectangular frame 591 is fixedly connected to the side wall of the rectangular frame 591 away from the brush 592. The flexible covering body 593 is provided with a telescopic frame 594 and a second electric telescopic rod 595. The telescopic frame 594 is connected to the flexible bag. The inner surface of the cover is fixedly connected, one end of the second electric telescopic rod 595 is fixed on the side wall of the rectangular frame 591 away from the brush 592 , and the second electric telescopic rod 595 is fixed to the telescopic frame 594 Connected to drive the telescopic frame 594 to achieve telescopic. The outer casing 55 is further provided with a controller 551 , and the motor 53 , the first electric telescopic rod 58 and the second electric telescopic rod 595 are all electrically connected to the controller 551 . In this embodiment, the controller 551 selects a wireless controller.

In this embodiment, the telescopic frame 592 is formed by cross-connecting telescopic rods, and adjacent telescopic rods are hinged at the ends respectively. In this embodiment, the flexible covering body 593 is made of tarpaulin, so that the flexible covering body 593 is a waterproof material with high strength, good toughness and softness.

Further, the domestic sewage tank 1 is connected with a second conduit 7 connected to the squat toilet in the bathroom and a third conduit 8 connected with the floor drain in the bathroom, and the domestic sewage tank 1 can also collect fire water flushing water through pipes. , the first conduit 2, the first conduit 4, the second conduit 7 and the third conduit 8 are all provided with solenoid valves to fully collect sewage and prevent sewage from being directly discharged into the ocean.

Further, denitrifying bacteria and photosynthetic bacteria are also arranged in the inner casing 51, and a fluorescent lamp (not shown) is also arranged on the inner top of the inner casing 51, and the fluorescent lamp is electrically connected to the controller 551. . The denitrifying bacteria can denitrify the nitrogen in the nitrate into nitrogen, and the photosynthetic bacteria can decompose and consume the organic matter in the sewage under the condition of light and no oxygen. During the high-speed rotation of the inner shell 51 and the fluorescent lamp is turned on , denitrifying bacteria and photosynthetic bacteria can fully decompose nitrate, and decompose and consume organic matter in sewage, further improving the purity of sewage. In addition, the top of the inner casing 51 is also provided with an exhaust port, the exhaust port communicates with the outer casing 55 through a gas pipe, the gas pipe passes through the outer casing 55, and a switch is provided on the gas pipe to discharge nitrogen gas.

Further, the end cover of the inner shell 51 is also provided with a drain port, which can be detachably connected to a drain pipe 6 passing through the outer shell 55, and the drain pipe 6 is also provided with a suspended solids content measurement device. instrument 61 and a solenoid valve, the suspended matter content measuring instrument 61 is electrically connected to the controller 551 . After the sewage separation device 5 separates the water and small particle dirt in the sewage, the small particle dirt is located in the lower part of the sewage separation device 5, and the water is located in the upper part of the sewage separation device 5, that is, the water and the small particle dirt can be realized up and down. The layers are separated, and the separated water is discharged through the drain pipe 6. Since the drain pipe 6 is provided with a suspended matter content analyzer (or a water quality SS concentration detector SH-200 type) and a solenoid valve that are electrically connected to the controller, when the suspension is suspended When the suspended solids content measured by the suspended solids content analyzer is less than or equal to 35mg/L, the solenoid valve is open; when the suspended solids content measured by the suspended solids content analyzer is greater than 35 mg/L, the control solenoid valve is closed ( Refer to GB3552-2018 Ship Water Pollutant Discharge Control Standard), so that the discharged water is dischargeable domestic sewage that meets the standard. The bottom of the inner casing 51 is also provided with a sewage outlet, and the bottom of the sewage outlet is provided with a blocking cover for sealing. When the inner casing 51 rotates, the sewage outlet is in a sealed state. A detachable fourth conduit 10 can be connected at the sewage outlet, and the fourth conduit 10 passes through the outer casing 55 and is connected to the discharge joint located on the main deck, so that after the rotation of the inner casing 51 is completed and the water is completely discharged, Small particles of dirt at its bottom can be discharged through the fourth conduit 10 to the onshore receiving facility. In addition, the drain pipe 6 is also provided with a closable vertical anti-wave valve 62 . Similarly, when the inner casing 51 rotates, the liquid inlet and drain on the inner casing 51 are also sealed. When the sewage needs to be pumped into the inner casing 51, the liquid inlet is opened and the sewage pipe is connected upside down. Just go to the liquid inlet, and the same is true for the drain. These settings are conventional settings of those skilled in the art, and will not be repeated here. It should be noted that, in order to facilitate the disassembly and assembly of the first conduit 4, the drain pipe 6 and the fourth conduit 10 connected to the inner casing 51, the top and bottom of the outer casing 55 in this embodiment are a plurality of strip rods The hollow shape formed by the spaced setting.

In the present invention, a sewage separation device 5 is connected to the domestic sewage tank 1 with a crushing device. The sewage separation device 5 includes an inner casing 51 that can rotate at a high speed, a filter layer 57 arranged in the inner casing 51, a first electric telescopic Rod 58, scraping device 59, etc., so that the sewage with dirt after being pulverized by the pulverizing box 3 is pulverized into small particles of suspended sewage, and then firstly filtered by the filter layer 57 to remove the small particles of dirt, impurities, etc. in the sewage It is filtered out, and then driven by the motor 53, the inner casing 51 is rotated at a high speed through the connecting frame 52, and the high-speed rotation of the inner casing 51 separates the tiny particles in the sewage from the water, thereby improving the efficiency of the tiny particles in the sewage and the water. At the same time, due to the setting of the scraping device 59, the inner shell 51 can be controlled by the controller 551 to expand the telescopic mechanism in the scraping device 59 before the high-speed rotation, so as to stretch the inner shell 51 The sewage in the filter layer is separated from the filter layer to prevent the sewage from impacting on the filter layer 57 under the high-speed rotation of the inner casing 51, causing the small particles of dirt and impurities on the filter layer 57 to fall into the filtered sewage under the impact. . And after the suspended sewage in the sewage separation device 5 is separated and discharged, the controller 551 can control the expansion and contraction of the telescopic mechanism in the scraping device 59, and then the first electric telescopic rod 58 drives the scraping device 59 to move up and down. The brush 592 on the removal device 59 cleans the inner wall of the secondary oil-sewage separation device 5 to brush out the small particles of dirt adhering to the inner wall of the sewage separation device 5, so as to realize the efficient cleaning of the inner wall of the sewage separation device 5. clean.

Claims (10)

1. a yacht domestic sewage treatment system, comprising a domestic sewage tank located at the bilge of the engine room, a pulverizing device is provided in the domestic sewage tank, and the top of the domestic sewage tank is provided with a sewage inlet, it is characterized in that, The domestic sewage tank is also connected to a sewage separation device through a first conduit. The sewage separation device includes an outer casing and an inner casing sleeved in the outer casing. The domestic sewage tank is connected to the inner casing through the first conduit. The shell is connected, the upper end of the inner shell is provided with an end cover, the end cover is provided with a vertical rod, a filter layer is fixed in the inner shell, and the periphery of the filter layer is connected with the inner shell. The inner wall is fixedly connected; the vertical rod is provided with a cross rod, two ends of the cross rod are respectively connected with an electric telescopic rod, and the upper ends of the two first electric telescopic rods are respectively fixedly connected with the two ends of the cross rod, The lower ends of the two first electric telescopic rods respectively pass through the end covers and are connected with a scraping device, and an outer side of the scraping device is in contact with the inner peripheral wall of the inner casing; The bottom is fixed with a motor, the output shaft of the motor is connected with a connecting frame, and one end of the connecting frame away from the output shaft is fixedly connected with the outer bottom of the inner casing. 2 . The yacht domestic sewage treatment system according to claim 1 , wherein the scraping device comprises a rectangular frame and a brush provided on the outer side of the rectangular frame, and the brush is connected to the casing. 3 . The inner peripheral walls are in contact with each other, and the lower ends of the two first electric telescopic rods respectively pass through the convex ring and are fixedly connected to the opposite sides of the rectangular frame. 3. The yacht domestic sewage treatment system according to claim 2, wherein the scraping device further comprises a telescopic mechanism arranged on opposite sides of the rectangular frame, and the telescopic mechanism comprises a flexible covering One end of the flexible covering body is open and the other end is sealed, the open end of the flexible covering body is fixedly connected to the side wall of the rectangular frame away from the brush, and the flexible covering body is provided with a telescopic frame and a first Two electric telescopic rods, the telescopic frame is fixedly connected to the inner surface of the covering body, one end of the second electric telescopic rod is fixed on the side wall of the rectangular frame away from the brush, and the second electric telescopic rod is The telescopic rod is fixedly connected with the telescopic frame to drive the telescopic frame to expand and contract. 4. The yacht domestic sewage treatment system according to claim 3, wherein the flexible covering layer is a tarpaulin. 5 . The yacht domestic sewage treatment system according to claim 3 , wherein a controller is further provided on the outer casing, and the motor, the first electric telescopic rod and the second electric telescopic rod are all connected with the controller. 6 . electrical connection. 6 . The yacht domestic sewage treatment system according to claim 5 , wherein denitrifying bacteria and photosynthetic bacteria are further provided in the inner shell, and a fluorescent lamp is further provided on the inner top of the inner shell. in electrical connection with the controller. 7 . The yacht domestic sewage treatment system according to claim 6 , wherein a drain pipe is connected to the upper side wall of the inner shell, and a suspended matter content analyzer is also provided on the drain pipe. 8 . The substance content analyzer is electrically connected to the controller. 8 . The domestic sewage treatment system for yachts according to claim 7 , wherein the drain pipe is further provided with a closable vertical anti-wave valve. 9 . 9 . The yacht domestic sewage treatment system according to claim 1 , wherein the domestic sewage tank is connected with a second conduit connected to a squat toilet in a bathroom and a third conduit connected to a floor drain in the bathroom. 10 . 10 . The yacht domestic sewage treatment system according to claim 8 , wherein a fourth conduit is further connected to the side wall of the inner casing near the bottom, and an end of the fourth conduit away from the inner casing is further connected. 11 . There are joints located on the main deck.

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