CN215403550U

CN215403550U - Marine sewage electrocatalytic oxidation treatment device

Info

Publication number: CN215403550U
Application number: CN202023350953.0U
Authority: CN
Inventors: 王珂; 王卫方; 张元斌; 尹春明
Original assignee: Shenzhen Southstar Ocean Engineering Service Co ltd
Current assignee: Shenzhen Southstar Ocean Engineering Service Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2022-01-04
Anticipated expiration: 2030-12-31

Abstract

The utility model belongs to the technical field of a marine sewage treatment's technique and specifically relates to a marine sewage electrocatalytic oxidation treatment device is related to, and it includes the casing, the lower part of casing is provided with the water inlet, the position of water inlet is provided with the water diversion plate, the inside of casing is provided with the catalytic component of a plurality of vertical settings, catalytic component includes anode plate, negative plate and mixed flow plate, the mixed flow plate is located between anode plate and the negative plate, the mixed flow plate includes a plurality of disturbance pieces to sewage mixture of arranging along vertical direction. The present invention has an effect of relatively sufficiently utilizing hypochlorous acid generated by electrolysis.

Description

Marine sewage electrocatalytic oxidation treatment device

Technical Field

The application relates to the technical field of offshore sewage treatment, in particular to an electrocatalytic oxidation treatment device for offshore sewage.

Background

The marine domestic sewage in the ocean can be discharged after meeting the qualified discharge standard after being treated, so that a physical and chemical method is often adopted in the treatment process, and a disinfectant is added into the sewage; biochemical method, fermentation decomposition of microorganism; the electrolysis method is used for oxidizing and disinfecting domestic sewage by producing a disinfectant in an electrochemical process.

The patent document with the publication number of CN104291503B discloses an offshore platform domestic sewage treatment system, which comprises a self-cleaning filter, wherein the water outlet of the self-cleaning filter is connected with the water inlet at the bottom of an electrocatalytic oxidation device, a water outlet at the upper part of the electrocatalytic oxidation device is connected with a gas-liquid separation device through a pipeline, a plurality of groups of cathode and anode plates are arranged inside the electrocatalytic oxidation device, the cathode and anode plates are all mesh DSA composite polar plates, and the DSA composite polar plates are prepared by adopting titanium substrate surfaces to carry noble metal substances.

However, in the above-described structure, the inventors considered that the effect of utilizing hypochlorous acid generated by electrolysis was not good.

SUMMERY OF THE UTILITY MODEL

The application provides a marine sewage electrocatalytic oxidation treatment device in order to improve the not good problem of utilization effect of the hypochlorous acid that the electrolysis produced.

The application provides an offshore sewage electrocatalytic oxidation treatment device, adopts following technical scheme:

the utility model provides an offshore sewage electrocatalytic oxidation treatment device, includes the casing, the lower part of casing is provided with the water inlet, the position of water inlet is provided with the water diversion plate, the inside of casing is provided with the catalytic assembly of a plurality of vertical settings, catalytic assembly includes anode plate, negative plate and mixed flow plate, the mixed flow plate is located between anode plate and the negative plate, the mixed flow plate includes a plurality of disturbance pieces to the sewage mixture of arranging along vertical direction.

Through adopting above-mentioned technical scheme, during the use, the position of water inlet is through dividing the water board in with sewage evenly distributed to the casing, because the vertical setting of catalysis subassembly, thereby sewage is supreme flow from down, sewage receives the effect of anode plate and negative plate at the in-process that flows and makes sewage produce chlorine and sodium hydroxide, when the process mixing plate, the piece of disturbing on the mixing plate mixes sewage, thereby form hypochlorite ion, and then oxidize and disinfect sewage, because the comparison of mixing under the effect of disturbing piece is abundant, and then can improve the hypochlorous effect of utilizing.

Preferably, the disturbing piece comprises an inclined part and a backflow part, the inclined part and the backflow part are integrally formed, the backflow part is arranged at the upper side part of the inclined part, a through groove is formed at the joint of the inclined part and the backflow part, and a gap is reserved between the lower side of the inclined part and the cathode plate.

Through adopting above-mentioned technical scheme, leave the clearance between rake and the anode plate to partly sewage is upwards along the clearance, and another part needs flow along the rake to mix with the regional liquid of cathode plate, returns again under the effect of backward flow portion simultaneously and mixes with the sewage that the clearance flowed through, improves and mixes the sufficiency.

Preferably, a vertical portion is provided at a connection of the inclined portion and the return portion, the vertical portion is located on a surface of the inclined portion opposite to the return portion, and the through groove is located on a side of the vertical portion facing the inclined portion.

Through adopting above-mentioned technical scheme, vertical portion sets up in the rake and the backward flow portion junction to when the sewage that flows through on the rake reachs vertical portion, can enter into logical inslot more conveniently under the guide effect of vertical portion.

Preferably, the water diversion plate is provided with a plurality of, and the side distributes in the position of water inlet under a plurality of water diversion plates, and the inside horizontally bottom plate that is provided with of casing, the last side of water diversion plate distributes in the bottom plate position, a plurality of intake chambers have been seted up on the bottom plate, the intake chamber corresponds with catalytic component's lower side.

Through adopting above-mentioned technical scheme, the board that divides water sets up a plurality ofly, and the side distributes at the water inlet under the board that divides water, and the last side of dividing water distributes in the position of bottom plate to can be with sewage relatively evenly distributed to a plurality of catalytic assembly through the effect of dividing the water board.

Preferably, the shell and the catalytic assembly are provided with sliding chutes at positions corresponding to two vertical sides, and the catalytic assembly is in sliding fit in the sliding chutes.

Through adopting above-mentioned technical scheme, catalysis subassembly sliding fit can make things convenient for catalysis subassembly to change and install in the spout to relatively easy maintenance when catalysis subassembly damages.

Preferably, the lower side edge of the catalysis assembly is fixedly provided with a sealing strip, the sealing strip abuts against the bottom plate, and the upper side edge of the catalysis assembly abuts against the pressing assembly.

Through adopting above-mentioned technical scheme, the sealing strip sets up on catalytic component's downside edge, presses the subassembly setting at catalytic component's last side to can make catalytic component and bottom plate between sealed through squeezing the sealing strip with catalytic component under the effect of pressing the subassembly.

Preferably, the pressing component comprises a pressing plate, a screw rod and a cross rod, the cross rod is installed on the shell, the screw rod is vertically arranged and is in threaded connection with the cross rod, and the pressing plate is rotatably connected to the lower end of the screw rod and abuts against the catalytic component.

Through adopting above-mentioned technical scheme, screw rod threaded connection is on the horizontal pole, and the lower extreme of screw rod rotates and connects the clamp plate to through the rotation of screw rod, can adjust the clamp plate, make the clamp plate extrude catalytic assembly.

Preferably, a water receiving groove is formed in the outer side edge of the upper portion of the shell.

Through adopting above-mentioned technical scheme, set up the water receiving tank on the casing, flow to the water receiving tank after overflowing from the top of casing after the sewage treatment in the casing in, the convenience is more even to the flow of sewage in the casing.

In summary, the present application includes at least one of the following beneficial technical effects:

1. sewage is uniformly distributed in the shell through the water distribution plate at the position of the water inlet, the sewage flows from bottom to top, and when the sewage passes through the mixing plate, the stirring piece on the mixing plate mixes the sewage, so hypochlorite ions are formed, the mixing is more sufficient under the action of the stirring piece, and the secondary chlorine utilization effect is improved;

2. a gap is reserved between the inclined part and the anode plate, so that part of sewage flows upwards along the gap, and the other part of sewage needs to flow along the inclined part to be mixed with liquid in the cathode plate area, and simultaneously returns to be mixed with the sewage flowing through the gap under the action of the return part, so that the mixing sufficiency is improved;

3. the water distribution plates are arranged in a plurality of numbers, the lower side edges of the water distribution plates are distributed at the water inlet, and the upper side edges of the water distribution plates are distributed at the position of the bottom plate, so that sewage can be uniformly distributed to the catalytic assemblies under the action of the water distribution plates.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 2 is a schematic diagram of a full-section configuration of an embodiment of the present application;

FIG. 3 is an enlarged partial schematic view of portion A of FIG. 2;

FIG. 4 is an enlarged partial schematic view of portion B of FIG. 2;

FIG. 5 is an exploded view of the flow mixing plate;

FIG. 6 is a cross-sectional schematic view of the perturber.

Description of reference numerals: 1. a housing; 11. a water inlet pipe; 12. a water inlet; 13. a chute; 2. a water diversion plate; 3. a catalytic component; 31. an anode plate; 32. a cathode plate; 33. a flow mixing plate; 331. a frame; 332. a disturbing member; 3321. an inclined portion; 3322. a reflux section; 3323. a vertical portion; 3324. a gap; 3325. a through groove; 4. a water receiving tank; 41. a water pipe; 5. a base plate; 51. a water inlet groove; 6. a sealing strip; 7. a pressing assembly; 71. pressing a plate; 72. a screw; 73. a cross bar; 74. a connecting sleeve.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

The embodiment of the application discloses marine sewage electrocatalytic oxidation treatment device, refer to fig. 1 and fig. 2, including casing 1, casing 1 is whole to be the rectangle, set up to downwardly extending gradually dwindling structure in casing 1's lower part, and the below is for being provided with inlet tube 11, inlet tube 11's upper end is water inlet 12, need oxidation sewage through inlet tube 11 to casing 1's inside inflow, position at water inlet 12 is provided with a plurality of division boards 2, division board 2 is used for the sewage water conservancy diversion, make sewage can evenly distributed to in the casing 1, be provided with a plurality of catalytic component 3 in casing 1, catalytic component 3 is vertical to be set up, make sewage along the upward in-process that flows of catalytic component 3, sewage can oxidize and disinfect under catalytic component 3's effect. An annular water receiving tank 4 is fixedly arranged on the outer side wall of the upper part of the shell 1, the water receiving tank 4 is connected with a water pipe 41, and when more sewage is arranged on the upper part of the shell 1, the sewage overflows from the upper part of the shell 1 into the water receiving tank 4 and flows out through the water pipe 41.

Referring to fig. 2 and 3, a bottom plate 5 is disposed inside the housing 1, the bottom plate 5 is horizontally disposed, the bottom plate 5 is provided with a plurality of water inlet grooves 51 corresponding to the catalytic assemblies 3, and the water inlet grooves 51 are used for circulating sewage, so that water uniformly distributed from the water distribution plate 2 flows from the positions of the water inlet grooves 51 to the positions of the catalytic assemblies 3. The plurality of water diversion plates 2 are obliquely arranged, the lower side edges of the plurality of water diversion plates 2 are parallel and uniformly distributed at the position of the water inlet 12, and the upper side edges of the water diversion plates 2 are parallel and uniformly distributed under the bottom plate 5, so that sewage can be distributed in each water inlet groove 51 on the bottom plate 5 through the action of the water diversion plates 2.

Referring to fig. 3 and 4, a sliding groove 13 is arranged on the inner wall of the housing 1 corresponding to the vertical side connecting position of the catalytic assembly 3, the sliding groove 13 is vertically arranged, the catalytic assembly 3 is in sliding fit in the sliding groove 13, a sealing strip 6 is fixedly arranged on the lower side edge of the catalytic assembly 3, the sealing strip 6 is abutted on the upper surface of the bottom plate 5, the upper side edge of the catalytic assembly 3 is abutted on the pressing assembly 7, the pressing assembly 7 comprises a pressing plate 71, a screw 72 and a cross rod 73, the cross rod 73 is provided with two and collinear arrangements, and one end of the cross rod 73 is hinged on the upper side edge of the housing 1. Referring to fig. 2, a connecting sleeve 74 is disposed at an opposite end of the two cross bars 73, the connecting sleeve 74 is connected to the cross bars 73 in a sleeved manner, and when the two cross bars 73 are located on the same straight line, the connecting sleeve 74 is sleeved on an end of the two cross bars 73 away from the housing 1. The screw 72 is vertically arranged, the lower end of the screw 72 is rotatably connected with the pressing plate 71, the screw 72 penetrates through the cross rod 73 and is in threaded connection with the cross rod 73, the lower end of the screw 72 is moved towards the catalytic assembly 3 by rotating the screw 72, the pressing plate 71 is abutted on the catalytic assembly 3, and meanwhile the sealing strip 6 can be in sealing connection with the bottom plate 5 under the action of the pressing plate 71.

Referring to fig. 5 and 6, the catalytic assembly 3 includes an anode plate 31, a cathode plate 32 and a mixed flow plate 33, the anode plate 31 and the cathode plate 32 are disposed in parallel and vertically, the mixed flow plate 33 is disposed between the anode plate 31 and the cathode plate 32 and fixed to the anode plate 31 and the cathode plate 32, so that the anode plate 31, the cathode plate 32 and the mixed flow plate 33 are simultaneously clamped in one chute 13, the mixed flow plate 33 includes a frame 331 and a plurality of disturbance members 332, the disturbance members 332 are uniformly distributed along a vertical direction, the disturbance members 332 are disposed horizontally, and both ends of the disturbance members 332 are fixed to the frame 331. The disturbing member 332 includes an inclined portion 3321, a return portion 3322, and a vertical portion 3323, the inclined portion 3321 is disposed to be inclined gradually upward from the anode plate 31 toward the cathode plate 32, and a gap 3324 is left between a side of the inclined portion 3321 close to the anode plate 31 and the anode plate 31, and a part of the sewage flowing from the disturbing member 332 can enter the gap 3324 and another part flows in a direction of the inclined portion 3321 toward the cathode plate 32. The backward flow portion 3322 is integrally provided with the inclined portion 3321, and the backward flow portion 3322 is located on one side of the inclined portion 3321 close to the cathode plate 32, the through groove 3325 is opened at a position connected to the backward flow portion 3322 on the inclined portion 3321, the upward sewage along the inclined portion 3321 can pass through the inclined portion 3321 from the position of the through groove 3325, and the blocked water received from the backward flow portion 3322 flows downward along the upper surface of the inclined portion 3321, thereby being capable of intersecting the sewage flowing through the gap 3324, and further mixing the sewage, and since the sewage passing through the through groove 3325 mixes hydroxide ions generated from the cathode, and further rapidly forms hypochlorite ions with chlorine generated from the anode, oxidizing and sterilizing the sewage. The vertical portion 3323 is integrally provided with the inclined portion 3321, and the vertical portion 3323 is vertically provided on the opposite side of the inclined portion 3321 where the backflow portion 3322 is installed, and the through groove 3325 is located on one side of the vertical portion 3323 toward the inclined portion 3321, so that it is possible to facilitate the inflow of sewage into the through groove 3325 under the action of the vertical portion 3323.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an offshore sewage electrocatalytic oxidation treatment device, includes casing (1), its characterized in that: the lower part of casing (1) is provided with water inlet (12), the position of water inlet (12) is provided with water diversion plate (2), the inside of casing (1) is provided with catalytic assembly (3) of a plurality of vertical settings, catalytic assembly (3) are including anode plate (31), cathode plate (32) and mixed flow plate (33), mixed flow plate (33) are located between anode plate (31) and cathode plate (32), mixed flow plate (33) include a plurality of disturbance pieces (332) to the sewage mixture of arranging along vertical direction.

2. The electrocatalytic oxidation treatment device for offshore sewage according to claim 1, wherein: the disturbing piece (332) comprises an inclined part (3321) and a backflow part (3322), the inclined part (3321) and the backflow part (3322) are integrally formed, the backflow part (3322) is arranged on the upper side part of the inclined part (3321), a through groove (3325) is formed at the connection part of the inclined part (3321) and the backflow part (3322), and a gap (3324) is reserved between the lower side edge of the inclined part (3321) and the cathode plate (32).

3. The electrocatalytic oxidation treatment device for offshore sewage according to claim 2, wherein: the inclined portion (3321) is provided with a vertical portion (3323) where it is connected with the backflow portion (3322), the vertical portion (3323) is located on a face of the inclined portion (3321) opposite to the backflow portion (3322), and the through groove (3325) is located on a side of the vertical portion (3323) facing the inclined portion (3321).

4. The electrocatalytic oxidation treatment device for offshore sewage according to claim 1, wherein: the water diversion plate (2) is provided with a plurality of, and a plurality of water diversion plate (2) downside limit distribute in the position of water inlet (12), and casing (1) is inside to be provided with horizontally bottom plate (5), and the upside limit of water diversion plate (2) distributes in bottom plate (5) position, a plurality of intake chambers (51) have been seted up on bottom plate (5), intake chamber (51) correspond with the downside limit of catalysis subassembly (3).

5. The electrocatalytic oxidation treatment device for offshore sewage according to claim 4, wherein: the catalytic component is characterized in that sliding grooves (13) are formed in the positions, corresponding to two vertical side edges of the catalytic component (3), of the shell (1), and the catalytic component (3) is in sliding fit in the sliding grooves (13).

6. The electrocatalytic oxidation treatment device for offshore sewage according to claim 5, wherein: the fixed sealing strip (6) that is provided with in downside edge of catalysis subassembly (3), sealing strip (6) butt is on bottom plate (5), the last side butt of catalysis subassembly (3) has pressed subassembly (7).

7. The electrocatalytic oxidation treatment device for offshore sewage according to claim 6, wherein: the pressing component (7) comprises a pressing plate (71), a screw rod (72) and a cross rod (73), the cross rod (73) is installed on the shell (1), the screw rod (72) is vertically arranged and is in threaded connection with the cross rod (73), and the pressing plate (71) is rotatably connected to the lower end of the screw rod (72) and abuts against the catalytic component (3).

8. The electrocatalytic oxidation treatment device for offshore sewage according to claim 1, wherein: and a water receiving groove (4) is formed in the outer side edge of the upper part of the shell (1).