CN214991016U

CN214991016U - Shipborne domestic sewage treatment device

Info

Publication number: CN214991016U
Application number: CN202121676094.6U
Authority: CN
Inventors: 王勋龙; 黄成慧; 倪亭亭; 任桔祥; 孙国强; 吕彬
Original assignee: Qingdao Haijian Energy Saving And Environmental Protection Co ltd
Current assignee: Qingdao Haijian Energy Saving And Environmental Protection Co ltd
Priority date: 2021-07-22
Filing date: 2021-07-22
Publication date: 2021-12-03
Anticipated expiration: 2031-07-22

Abstract

The utility model relates to a boats and ships domestic sewage treatment technical field specifically is a ship-borne formula domestic sewage treatment plant, which comprises a substrate, the top outer wall of base plate fixed mounting has buffer tank, SBR retort, MBR membrane cisterna and clear water tank in proper order, and utilizes communicating pipe to be connected between buffer tank, SBR retort and the MBR membrane cisterna, one side fixed mounting that the base plate is close to the clear water tank has dosing pump and medicinal cupping, and the input fixedly connected with of dosing pump takes out a section of thick bamboo, one side fixed mounting that the base plate is close to the MBR membrane cisterna has the aeration fan, the relative one side fixed mounting of MBR membrane cisterna and clear water tank has the mounting panel, and the top outer wall both sides of mounting panel fixed mounting panel have self priming pump and scavenging pump respectively, the internally mounted of buffer tank has the slow flow mechanism, the internally mounted of SBR retort has the gas distribution mechanism. The utility model adopts the SBR sequencing batch activated sludge process, the SBR reaction tank integrates the functions of anaerobic treatment, oxygen deficiency, aerobic treatment and sedimentation, a plurality of tank bodies are saved, and the investment is reduced.

Description

Shipborne domestic sewage treatment device

Technical Field

The utility model relates to a boats and ships treatment of domestic sewage technical field specifically is a ship-borne formula treatment of domestic sewage device.

Background

The ship domestic sewage mainly refers to fecal sewage, bath sewage, kitchen sewage, laundry sewage and the like discharged by people on ships in daily life, the pollution load of the ship domestic sewage is usually higher than that of urban domestic sewage, and when the ship sails in a water body, the part of sewage is directly discharged without being treated, so that the water area environment is influenced. The domestic sewage and the excrement contain high content of elements such as nitrogen and phosphorus, which can cause eutrophication of water body, and the direct discharge of a large amount of microorganisms such as bacteria and viruses contained in the excrement can affect the hygienic indexes of the water body, thus causing the spread of diseases. The international discharge management regulation on the ship domestic sewage is stricter and stricter, and the discharge requirement of the ship domestic sewage meets the corresponding discharge standard. The traditional ship domestic sewage treatment process is mainly a biochemical method, and has the following defects:

(1) the anaerobic tank, the anoxic tank or the aerobic tank arranged in the prior art has dispersed structure, and a plurality of tank bodies easily cause larger equipment size and large occupied area;

(2) in the traditional process, the aerobic section is continuously aerated, so that the sludge expansion is easy to happen, the system is crashed, and the effluent water does not reach the standard;

(3) the ship domestic sewage discharge is intermittent, and the sewage treatment system continuously operates in high and low peak periods, so that the energy consumption is wasted and the waste is not economical;

(4) the traditional biochemical system has large sludge production amount, and the sludge on the ship can not be treated and discharged;

(5) the equipment installation is complicated, the degree of automation is low, and the operation and maintenance are tedious, so have certain limitation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a ship-borne formula domestic sewage treatment plant to solve the problem that proposes in the above-mentioned background art.

The technical scheme of the utility model is that: the utility model provides a ship-borne formula sewage treatment unit, includes the base plate, the top outer wall of base plate fixed mounting has buffer tank, SBR retort, MBR membrane cisterna and clean water jar in proper order, and utilizes communicating pipe to be connected between buffer tank, SBR retort and the MBR membrane cisterna, one side fixed mounting that the base plate is close to the clean water jar has dosing pump and medicinal cupping, and the input fixedly connected with of dosing pump takes out a section of thick bamboo, one side fixed mounting that the base plate is close to the MBR membrane cisterna has aeration fan, the relative one side fixed mounting of MBR membrane cisterna and clean water jar has the mounting panel, and the top outer wall both sides of mounting panel fixed mounting respectively have self priming pump and scavenging pump, the internally mounted of buffer tank has slow flow mechanism.

The internally mounted of SBR retort has the branch gas mechanism, the equal fixed mounting in inside both sides of MBR membrane cisterna has the MBR membrane, the output end fixed connection of aeration fan has the aeration pipe, and the aeration pipe other end is located SBR retort bottom, the tip fixed mounting of aeration pipe has the aeration head that the equidistance distributes, and the equal fixedly connected with branch pipe in the relative one side of aeration pipe and MBR membrane.

Preferably, the slow flow mechanism comprises fixing frames fixedly arranged on the inner wall of the buffer tank at equal intervals, concentric ring cylinders are fixedly arranged on the fixing frames, and through holes are formed in the concentric ring cylinders.

The gas distribution mechanism comprises mounting frames fixedly mounted on two sides of the inner wall of the top of the SBR reaction tank, and rotating rods distributed at equal intervals are rotatably connected to one opposite side of each mounting frame through bearings.

The outer wall of the rotating rod is fixedly provided with air distributing blades distributed at equal intervals, and the air distributing blades are all provided with slotted holes.

The interior bottom fixed mounting of clear water tank has sterilamp, and sterilamp is the frame-shaped structure, the inner wall fixed mounting that the clear water tank is close to the bottom has the mirror surface inner wall.

An output main pipe is fixedly installed at the output end of the cleaning pump, a bottom side pipe is fixedly installed on one side, opposite to the MBR membrane, of the output main pipe, one end of the self-sucking pump is connected with the output main pipe, the output end of the self-sucking pump and the input end of the cleaning pump are fixedly connected with an input pipe and an extraction pipe respectively, and the water outlet end of the dosing pump is connected with the output main pipe.

The inside both ends of taking out the section of thick bamboo all rotate and be connected with the axostylus axostyle, and the circumference outer wall fixed mounting of axostylus axostyle has the connecting rod that the equidistance distributes, the equal fixed mounting in tip of connecting rod has indent shifting block.

The utility model discloses an improve and provide a ship-borne formula sewage treatment unit here, compare with prior art, have following improvement and advantage:

one is as follows: the utility model adopts the sequencing batch activated sludge process of the SBR reaction tank, the SBR reaction tank integrates anaerobic, anoxic, aerobic and sedimentation, saves a plurality of tank bodies, saves occupied land and reduces investment;

the second step is as follows: the utility model has the advantages that the sludge concentration is high, the impact load resistance is strong, and simultaneously, the sludge discharge amount of the system is small through the arranged SBR reaction tank;

and thirdly: the utility model effectively inhibits the excessive propagation of filamentous fungi and avoids the sludge expansion by the alternative operation of anaerobic, anoxic and aerobic states of the SBR reaction tank;

fourthly, the method comprises the following steps: by the aid of the MBR membrane tank, solid-liquid separation can be efficiently carried out by the MBR membrane, and suspended matters and turbidity of effluent are close to zero;

and fifthly: the utility model discloses integrate, modularization, integration, simple to operate, simple, swift.

Drawings

The invention is further explained below with reference to the figures and examples:

fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the three-dimensional structure of the concentric ring cylinder of the present invention;

FIG. 3 is a schematic view of the three-dimensional structure of the air distributing vane of the present invention;

FIG. 4 is a schematic view of the UV germicidal lamp of the present invention;

FIG. 5 is a schematic view of the internal structure of the pumping cylinder of the present invention;

description of reference numerals:

1. a buffer tank; 101. a concentric ring cylinder; 102. a through hole; 103. a fixed mount; 2. an SBR reaction tank; 201. a mounting frame; 202. a slot; 203. separating the leaves of the trachea; 204. a rotating rod; 3. an MBR membrane tank; 4. an aeration pipe; 401. a branch pipe; 5. an output main pipe; 501. a bottom side tube; 6. mounting a plate; 7. a self-priming pump; 701. an input tube; 8. cleaning the pump; 801. an extraction pipe; 9. a clean water tank; 901. an ultraviolet germicidal lamp; 902. a mirror inner wall; 10. a medicine tank; 11. drawing the tube; 1101. a shaft lever; 1102. an inward concave shifting block; 1103. a connecting rod; 12. a dosing pump; 13. an aeration fan; 14. MBR membrane; 15. a substrate; 16. an aeration head.

Detailed Description

The present invention will be described in detail below, and it is apparent that the technical solutions in the embodiments of the present invention are described clearly and completely. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model discloses an improve and provide a ship-borne formula sewage treatment unit here, the technical scheme of the utility model is:

as shown in fig. 1-5, a ship-borne domestic sewage treatment device, including base plate 15, base plate 15's top outer wall fixed mounting has buffer tank 1 in proper order, SBR retort 2, MBR membrane cisterna 3 and clean water tank 9, and buffer tank 1, utilize communicating pipe to be connected between SBR retort 2 and the MBR membrane cisterna 3, one side fixed mounting that base plate 15 is close to clean water tank 9 has dosing pump 12 and medicinal cupping 10, and the input fixedly connected with suction tube 11 of dosing pump 12, one side fixed mounting that base plate 15 is close to MBR membrane cisterna 3 has aeration fan 13, one side fixed mounting that is relative of MBR membrane cisterna 3 and clean water tank 9 has mounting panel 6, and the top outer wall both sides of mounting panel 6 fixed mounting has self priming pump 7 and scavenging pump 8 respectively, the internally mounted of buffer tank 1 has slow flow mechanism.

By the technical scheme, the SBR reaction tank 2 is fully filled with the suspended filler, the aeration fan 13 is utilized for carrying out aeration in stages, anaerobic, anoxic and aerobic states are alternately carried out in the SBR reaction tank 2, microorganisms carry out a series of reactions, and nitrogen, phosphorus, organic matters and the like in a water body are effectively degraded; after the effluent enters an MBR (membrane bioreactor) membrane tank 3, high-concentration sludge in the membrane tank further degrades organic matters in a water body, a self-sucking pump 7 performs suction, and suspended matters and turbidity are close to zero; the water discharged from the self-sucking pump 7 is discharged into the clean water tank 9, the ultraviolet germicidal lamp 901 arranged in the clean water tank 9 kills viruses and microorganisms in the water body, and the final discharged water can be reused for cleaning the MBR membrane 14 or discharged after reaching the standard

The interior of the SBR reaction tank 2 is provided with an air distribution mechanism, MBR membranes 14 are fixedly arranged on two sides of the interior of the MBR membrane tank 3, the output end of an aeration fan 13 is fixedly connected with an aeration pipe 4, the other end of the aeration pipe 4 is positioned at the bottom of the interior of the SBR reaction tank 2, the end parts of the aeration pipes 4 are fixedly provided with aeration heads 16 which are distributed at equal intervals, and the opposite sides of the aeration pipes 4 and the MBR membranes 14 are fixedly connected with branch pipes 401; the ship domestic sewage firstly enters the buffer tank 1 to adjust the water quality and the water quantity, and when a certain liquid level is reached, the effluent enters the SBR reaction tank 2.

Further, the slow flow mechanism comprises fixed frames 103 which are fixedly arranged on the inner wall of the buffer tank 1 at equal intervals, the fixed frames 103 are fixedly provided with concentric ring cylinders 101, and the concentric ring cylinders 101 are all provided with through holes 102; the concentric ring barrel 101 and the through hole 102 are arranged, so that the buffering effect of the buffer tank 1 on sewage can be improved, and the standing efficiency of the sewage is conveniently improved.

Further, divide gas mechanism to include fixed mounting in the mounting bracket 201 of SBR retort 2 top inner wall both sides, and the relative one side of mounting bracket 201 is connected with the bull stick 204 that the equidistance distributes through the bearing rotation.

Further, the outer wall of the rotating rod 204 is fixedly provided with air distributing vanes 203 which are distributed at equal intervals, and the air distributing vanes 203 are all provided with slotted holes 202; the air dividing blade 203 with the slotted hole 202 is arranged, so that the air dividing blade 203 can be driven to rotate by utilizing the action of air bubbles in the aeration process, and the aeration effect is improved.

Further, an ultraviolet germicidal lamp 901 is fixedly installed at the inner bottom of the clean water tank 9, the ultraviolet germicidal lamp 901 is in a frame-shaped structure, and a mirror inner wall 902 is fixedly installed on the inner wall of the clean water tank 9 close to the bottom end; the reflection effect of the ultraviolet germicidal lamp 901 can be improved by utilizing the arranged mirror surface inner wall 902, thereby improving the sterilizing effect of the clear water.

Further, an output main pipe 5 is fixedly installed at the output end of the cleaning pump 8, a bottom side pipe 501 is fixedly installed at one side of the output main pipe 5 opposite to the MBR membrane 14, one end of the self-priming pump 7 is connected with the output main pipe 5, an input pipe 701 and an extraction pipe 801 are respectively and fixedly connected with the output end of the self-priming pump 7 and the input end of the cleaning pump 8, and the water outlet end of the dosing pump 12 is connected with the output main pipe 5; when the MBR membrane 14 is cleaned, the water inlet end of the cleaning pump 8 is connected with the clean water tank 9, the water outlet end of the cleaning pump is connected with the water outlet end of the dosing pump 12, and after the liquid medicine is mixed and diluted, the mixed liquid medicine enters the MBR membrane 14 through the output main pipe 5 and the bottom side pipe 501 to clean the membrane.

Further, both ends of the interior of the drawing tube 11 are rotatably connected with a shaft lever 1101, connecting rods 1103 which are distributed at equal intervals are fixedly installed on the circumferential outer wall of the shaft lever 1101, and concave shifting blocks 1102 are fixedly installed at the ends of the connecting rods 1103; by means of the shaft lever 1101 and the concave shifting block 1102, the liquid medicine can be rotated by means of water flow in the process of extracting the liquid medicine from the drawing cylinder 11, so that the liquid medicine is further mixed and treated, and the phenomenon of deposition of the liquid medicine is avoided.

The working principle is as follows: the method comprises the following steps that (1) ship domestic sewage firstly enters a buffer tank 1, water quality and water quantity are adjusted, and after a certain liquid level is reached, effluent enters an SBR reaction tank 2; suspended fillers are fully distributed in the SBR reaction tank 2, aeration is carried out by stages by using an aeration fan 13, anaerobic, anoxic and aerobic states are alternately carried out in the SBR reaction tank 2, microorganisms carry out a series of reactions, and nitrogen, phosphorus, organic matters and the like in a water body are effectively degraded; after the effluent enters an MBR (membrane bioreactor) membrane tank 3, high-concentration sludge in the membrane tank further degrades organic matters in a water body, a self-sucking pump 7 performs suction, and suspended matters and turbidity are close to zero; the water discharged from the self-sucking pump 7 is discharged into the clean water tank 9, the ultraviolet germicidal lamp 901 arranged in the clean water tank 9 kills viruses and microorganisms in the water body, and finally the discharged water can be reused for cleaning the MBR membrane 14 or is discharged after reaching the standard; when the MBR membrane 14 is cleaned, the water inlet end of the cleaning pump 8 is connected with the clean water tank 9, the water outlet end of the cleaning pump is connected with the water outlet end of the dosing pump 12, and after the liquid medicine is mixed and diluted, the mixed liquid medicine enters the MBR membrane 14 through the output main pipe 5 and the bottom side pipe 501 to clean the membrane.

The previous description is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a ship-borne domestic sewage treatment device, includes base plate (15), its characterized in that: the outer wall of the top of the base plate (15) is fixedly provided with a buffer tank (1), an SBR reaction tank (2), an MBR membrane pool (3) and a clean water tank (9) in sequence, and the buffer tank (1), the SBR reaction tank (2) and the MBR membrane tank (3) are connected by a communicating pipe, a dosing pump (12) and a medicine tank (10) are fixedly arranged on one side of the base plate (15) close to the clean water tank (9), and the input end of the dosing pump (12) is fixedly connected with a pumping cylinder (11), one side of the base plate (15) close to the MBR membrane tank (3) is fixedly provided with an aeration fan (13), a mounting plate (6) is fixedly arranged on one side of the MBR membrane tank (3) opposite to the clean water tank (9), and the top outer wall both sides of mounting panel (6) fixed mounting respectively have self priming pump (7) and scavenging pump (8), the internally mounted of buffer tank (1) has the unhurried current mechanism.

2. The on-board domestic sewage treatment apparatus of claim 1, wherein: the internally mounted of SBR retort (2) has the branch gas mechanism, the equal fixed mounting in inside both sides of MBR membrane cisterna (3) has MBR membrane (14), the output fixedly connected with aeration pipe (4) of aeration fan (13), and aeration pipe (4) other end are located SBR retort (2) bottom, the tip fixed mounting of aeration pipe (4) has aeration head (16) that the equidistance distributes, and aeration pipe (4) and the equal fixedly connected with branch pipe (401) in the relative one side of MBR membrane (14).

3. The on-board domestic sewage treatment apparatus of claim 2, wherein: the slow flow mechanism comprises fixed frames (103) which are fixedly arranged on the inner wall of the buffer tank (1) at equal intervals, a concentric ring cylinder (101) is fixedly arranged on the fixed frames (103), and through holes (102) are formed in the concentric ring cylinder (101).

4. The on-board domestic sewage treatment apparatus of claim 2, wherein: the gas distribution mechanism comprises an installation frame (201) fixedly installed on two sides of the inner wall of the top of the SBR reaction tank (2), and rotating rods (204) distributed equidistantly are rotatably connected to one opposite side of the installation frame (201) through bearings.

5. The on-board domestic sewage treatment apparatus of claim 4, wherein: the outer wall of the rotating rod (204) is fixedly provided with air distributing blades (203) which are distributed at equal intervals, and the air distributing blades (203) are all provided with slotted holes (202).

6. The on-board domestic sewage treatment apparatus of claim 5, wherein: an ultraviolet germicidal lamp (901) is fixedly installed at the inner bottom of the clean water tank (9), the ultraviolet germicidal lamp (901) is of a frame-shaped structure, and a mirror surface inner wall (902) is fixedly installed on the inner wall, close to the bottom end, of the clean water tank (9).

7. The on-board domestic sewage treatment apparatus of claim 1, wherein: the utility model discloses a cleaning pump, including the output of scavenging pump (8), the output fixed mounting of scavenging pump (8) has female pipe of output (5), and the relative one side fixed mounting of female pipe of output (5) and MBR membrane (14) has end side pipe (501), the one end of self priming pump (7) is connected with female pipe of output (5), the output of self priming pump (7) and the input of scavenging pump (8) are fixedly connected with input tube (701) and extraction tube (801) respectively, the water outlet end of dosing pump (12) is connected with female pipe of output (5).

8. The on-board domestic sewage treatment apparatus of claim 1, wherein: the inner two ends of the drawing tube (11) are rotatably connected with a shaft lever (1101), connecting rods (1103) distributed at equal intervals are fixedly mounted on the outer wall of the circumference of the shaft lever (1101), and concave shifting blocks (1102) are fixedly mounted at the ends of the connecting rods (1103).