CN213231935U

CN213231935U - Advanced nitrogen and carbon removal treatment device for wastewater

Info

Publication number: CN213231935U
Application number: CN202021942097.5U
Authority: CN
Inventors: 程娟; 汪振祥; 鲁文彬; 陈安成
Original assignee: Ma'anshan Minhang Environmental Protection Technology Co ltd
Current assignee: Ma'anshan Minhang Environmental Protection Technology Co ltd
Priority date: 2020-09-08
Filing date: 2020-09-08
Publication date: 2021-05-18
Anticipated expiration: 2030-09-08

Abstract

The utility model relates to a waste water treatment technical field just discloses a waste water degree of depth denitrogenation removes carbon processing apparatus, including gunbarrel, oxygen deficiency denitrification biological filter, ozonation cell and good oxygen decarbonization nitrification biological filter, gunbarrel upper end intercommunication has the inlet tube, fixedly connected with fixed block in the gunbarrel, the intercommunication has the unloading pipe on the fixed block, the other end intercommunication of unloading pipe has the filth case, filth case fixed connection is on gunbarrel wall in the gunbarrel, fixedly connected with guide block at the bottom of the filth incasement box, filth case bottom of the case intercommunication has the conveying pipeline, the other end intercommunication of conveying pipeline has spiral feeder, spiral feeder installs at the gunbarrel bottom. The utility model discloses can carry out the preliminary treatment to waste water for impurity and mud in the waste water are detached, avoid impurity and mud in the waste water to block up the ceramsite layer, also avoid influencing the denitrogenation decarbonization of waste water and handle, make the effect of waste water denitrogenation decarbonization handle better.

Description

Advanced nitrogen and carbon removal treatment device for wastewater

Technical Field

The utility model relates to a waste water treatment technical field especially relates to a waste water degree of depth denitrogenation removes carbon processing apparatus.

Background

In recent years, with the problem of water pollution becoming more prominent, the emission standard of nitrogen in sewage treatment becomes more and more strict. At present, biochemical effluent of a sewage treatment plant has large discharge amount and high total nitrogen concentration of effluent, and belongs to high-nitrogen organic wastewater. The wastewater still contains refractory organics with certain concentration, nitrate nitrogen, organic nitrogen and ammonia nitrogen, the biodegradability of secondary biochemical effluent is extremely poor, and the requirements of discharge and reuse can be met only by advanced treatment. The process for advanced treatment of wastewater is multiple, wherein the advanced treatment technology combining an ozone oxidation method and a biological filter tank shows better development prospect and market value.

In the patent with the Chinese patent No. CN206680346U, a wastewater deep denitrification and decarbonization treatment device is disclosed, the denitrification alkali production process is fully utilized, the influence of dissolved oxygen on denitrification is avoided, the ozone tail gas and the effluent dissolved oxygen are fully utilized, the energy consumption is greatly reduced, and the advantages are obvious. The advanced denitrification and carbon removal treatment device for wastewater in the patent has the following defects: the wastewater is not pretreated, impurities and sludge in the wastewater easily block a ceramsite layer, and the denitrification and decarbonization treatment on the wastewater is also influenced, so that the denitrification and decarbonization treatment effect on the wastewater is poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the wastewater denitrification and decarbonization treatment device in the prior art does not pretreat wastewater, and impurities and sludge in the wastewater easily block the ceramsite layer, and also influence the denitrification and decarbonization treatment of the wastewater, and the provided wastewater deep denitrification and decarbonization treatment device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a wastewater deep denitrification and carbon removal treatment device comprises a precipitation tank, an anoxic denitrification biological filter, an ozone oxidation tank and an aerobic denitrification biological filter, wherein the upper end of the precipitation tank is communicated with a water inlet pipe, a fixed block is fixedly connected in the precipitation tank, a blanking pipe is communicated on the fixed block, the other end of the blanking pipe is communicated with a sewage box, the sewage box is fixedly connected on the inner tank wall of the precipitation tank, a material guide block is fixedly connected on the bottom of the sewage box, a material conveying pipe is communicated with the bottom of the sewage box, the other end of the material conveying pipe is communicated with a spiral material conveyor, the spiral material conveyor is arranged at the bottom of the precipitation tank, the bottom of the spiral material conveyor is communicated with a sewage discharge pipe, the other end of the sewage discharge pipe penetrates through the bottom of the precipitation tank and extends outwards, fixed sleeves are communicated with the material conveying pipe wall, and movable holes are formed in the fixed sleeves, sliding connection has the piston in the fixed cover, one side fixedly connected with baffle of piston, the opposite side fixedly connected with rack of piston, the one end that the filth case was kept away from to the rack passes the movable hole and outwards extends, it is connected with the pivot to rotate through first bearing on the gunbarrel wall of precipitation tank, fixed cover has connect the gear, two on the axle wall of pivot the rack all meshes with the gear mutually, install first motor on the gunbarrel wall of precipitation tank, the output of first motor passes through the shaft coupling and is connected with pivot one end.

Preferably, the intercommunication of settling cask tank deck has the feeder hopper, the second motor is installed at settling cask tank deck, there is the bull stick output of second motor through the coupling joint, a plurality of stirring vane of fixedly connected with on the bull stick pole wall.

Preferably, the bottom of the settling tank is an annular supporting leg which is uniformly and equidistantly fixedly connected with a plurality of T-shaped supporting legs.

Preferably, a water pump is installed on the outer tank wall of the sedimentation tank, a liquid pumping pipe is communicated with the water pump, and the output end of the liquid pumping pipe is communicated with the anoxic denitrification biological filter.

Preferably, the bottom of the sedimentation tank, the anoxic denitrification biological filter, the ozone oxidation tank and the aerobic decarbonization nitrification biological filter are provided with a base together.

Preferably, a reinforcing rib is fixedly connected between the supporting leg and the settling tank.

Preferably, the inner pipe walls of the material conveying pipe and the material discharging pipe are fixedly connected with limit blocks.

Preferably, the four corners of base all is equipped with the fixed orifices, the base is made by stainless steel material.

Preferably, the wall of the rotating rod is symmetrically and fixedly connected with a U-shaped scraping frame, and the scraping frame, the rotating rod and the stirring blades are all made of stainless steel materials.

Compared with the prior art, the utility model provides a wastewater degree of depth denitrogenation removes carbon processing apparatus possesses following beneficial effect:

the wastewater deep denitrification and carbon removal treatment device comprises a settling tank, a water inlet pipe, a fixed block, a discharging pipe, a sewage tank, a material guide block, a material conveying pipe, a spiral material conveyor, a blow-off pipe, a fixed sleeve, a piston, a baffle, racks, a rotating shaft, a gear and a first motor, wherein the first motor is started to rotate forwards and drive the rotating shaft and the gear to rotate, so that the two racks move in opposite directions, the baffle in the discharging pipe is put into the fixed sleeve, the baffle on the material conveying pipe moves into the material conveying pipe, the discharging pipe is opened and is sealed, wastewater is conveyed into the settling tank through the water inlet pipe, a flocculating agent is added into the settling tank, impurities and sludge in the wastewater are allowed to stand and settle in the sewage tank, when the impurities and the sludge need to be taken out, the first motor rotates reversely to drive the rotating shaft and the gear to rotate, and the rack drives the baffle in the discharging pipe, baffle on the conveying pipeline moves to in the fixed cover for impurity and mud fall to spiral feeder through the conveying pipeline, and spiral feeder carries impurity and mud and through the blow off pipe discharge precipitation tank outside, can carry out the preliminary treatment to waste water, makes impurity and mud in the waste water detached, avoids impurity and mud in the waste water to block up the haydite layer, also avoids influencing the denitrogenation decarbonization of waste water to handle, makes the effect of waste water denitrogenation decarbonization handle better.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses can carry out the preliminary treatment to waste water for impurity and mud in the waste water are detached, avoid impurity and mud in the waste water to block up the ceramsite layer, also avoid influencing the denitrogenation decarbonization of waste water and handle, make the effect of waste water denitrogenation decarbonization handle better.

Drawings

FIG. 1 is a schematic structural view of a wastewater deep denitrification and decarbonization treatment device provided by the utility model;

FIG. 2 is a connection structure diagram of a first motor, a gear and a rack of the wastewater deep denitrification and carbon removal treatment device provided by the utility model;

fig. 3 is an enlarged view of a portion a in fig. 1.

In the figure: 1 settling tank, 2 anoxic denitrification biological filter, 3 ozonation tank, 4 aerobic decarbonization nitrification biological filter, 5 water inlet pipes, 6 fixed blocks, 7 blanking pipes, 8 sewage boxes, 9 guide blocks, 10 conveying pipes, 11 spiral conveying devices, 12 sewage pipes, 13 fixed sleeves, 14 pistons, 15 baffles, 16 racks, 17 rotating shafts, 18 gears, 19 first motors, 20 feed hoppers, 21 second motors, 22 rotating rods, 23 stirring blades, 24 supporting legs, 25 water pumps, 26 liquid pumping pipes, 27 bases, 28 reinforcing ribs, 29 limiting blocks and 30 scraping frames.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a wastewater deep denitrification and carbon removal treatment device comprises a sedimentation tank 1, an anoxic denitrification biological filter 2, an ozone oxidation pond 3 and an aerobic denitrification biological filter 4, wherein the upper end of the sedimentation tank 1 is communicated with a water inlet pipe 5, a fixed block 6 is fixedly connected in the sedimentation tank 1, a blanking pipe 7 is communicated on the fixed block 6, the other end of the blanking pipe 7 is communicated with a sewage tank 8, the sewage tank 8 is fixedly connected on the inner tank wall of the sedimentation tank 1, a material guide block 9 is fixedly connected on the bottom of the sewage tank 8, the bottom of the sewage tank 8 is communicated with a material conveying pipe 10, the other end of the material conveying pipe 10 is communicated with a spiral material conveyer 11, the spiral material conveyer 11 is arranged at the bottom of the sedimentation tank 1, the bottom of the spiral material conveyer 11 is communicated with a sewage discharge pipe 12, the other end of the sewage discharge pipe 12 passes through the bottom of the sedimentation tank 1 and extends outwards, the pipe walls of the blanking, a movable hole is formed in the fixed sleeve 13, a piston 14 is connected in the fixed sleeve 13 in a sliding manner, a baffle 15 is fixedly connected to one side of the piston 14, a rack 16 is fixedly connected to the other side of the piston 14, one end, far away from the sewage tank 8, of the rack 16 penetrates through the movable hole and extends outwards, a rotating shaft 17 is rotatably connected to the wall of the sedimentation tank 1 through a first bearing, a gear 18 is fixedly sleeved on the shaft wall of the rotating shaft 17, the two racks 16 are both meshed with the gear 18, a first motor 19 is installed on the wall of the inner tank of the sedimentation tank 1, the output end of the first motor 19 is connected with one end of the rotating shaft 17 through a coupler, the first motor 19 is started to rotate forwards to drive the rotating shaft 17 and the gear 18 to rotate, so that the two racks 16 do opposite movement, the baffle 15 in the discharging pipe 7 is accommodated in the fixed sleeve 13, the baffle 15 on the discharging pipe 10 moves, the material conveying pipe 10 is sealed, the wastewater is conveyed into the sedimentation tank 1 through the water inlet pipe 5, the flocculating agent is added into the sedimentation tank 1, so that impurities and sludge in the wastewater are statically precipitated in the sewage tank 8, when the impurities and the sludge need to be taken out, the first motor 19 is rotated reversely to drive the rotating shaft 17 and the gear 18 to rotate, the rack 16 drives the baffle 15 in the blanking pipe 7 to extend out of the fixed sleeve 13, the baffle 15 on the material conveying pipe 10 moves into the fixed sleeve 13, impurities and sludge fall into the spiral conveyor 11 through the conveying pipe 10, the spiral conveyor 11 conveys the impurities and the sludge and discharges the impurities and the sludge out of the sedimentation tank 1 through the sewage discharge pipe 12, the wastewater can be pretreated, impurity and mud in the messenger waste water are detached, avoid impurity and mud in the waste water to block up the ceramsite layer, also avoid influencing the denitrogenation decarbonization of waste water and handle for the effect of waste water denitrogenation decarbonization is handled is better.

1 tank deck intercommunication of gunbarrel has feeder hopper 20, and second motor 21 is installed at 1 tank deck of gunbarrel, and there is a bull stick 22 at the output of second motor 21 through the coupling joint, and a plurality of stirring vane 23 of fixedly connected with on the 22 pole walls of bull stick, when dropping into flocculating agent to gunbarrel 1 in, start second motor 21, drive bull stick 22 and stirring vane 23 and rotate for the speed that waste water and flocculating agent mix.

1 tank bottoms of gunbarrel is the supporting leg 24 of the even equidistance fixedly connected with a plurality of T type of annular, can carry out the support that stabilizes to gunbarrel 1.

A water pump 25 is arranged on the outer tank wall of the sedimentation tank 1, a liquid pumping pipe 26 is communicated with the water pump 25, the output end of the liquid pumping pipe 26 is communicated with the anoxic denitrification biological filter 2, and wastewater can be pumped out and conveyed into the anoxic denitrification biological filter 2.

The bottom of the sedimentation tank 1, the anoxic denitrification biological filter 2, the ozone oxidation tank 3 and the aerobic decarbonization nitrification biological filter 4 are jointly provided with a base 27, so that the denitrification and decarbonization treatment device is convenient to integrally install and fix.

And reinforcing ribs 28 are fixedly connected between supporting legs 24 and settling tank 1, so that the connection strength of supporting legs 24 and settling tank 1 is increased.

The inner pipe walls of the conveying pipe 10 and the blanking pipe 7 are fixedly connected with limiting blocks 29, so that the baffle 15 can be limited and supported.

The four corners of base 27 all is equipped with the fixed orifices, and base 27 is made by stainless steel material, does benefit to base 27 and passes through bolt fixed mounting.

The U-shaped scraping frames 30 are symmetrically and fixedly connected to the rod wall of the rotating rod 22, the scraping frames 30, the rotating rod 22 and the stirring blades 23 are all made of stainless steel materials, and the rotating scraping frames 30 can scrape dirt on the inner tank wall of the settling tank 1 through rotation.

In the utility model, the first motor 19 is started to rotate positively to drive the rotating shaft 17 and the gear 18 to rotate, so that the two racks 16 move in opposite directions, the baffle 15 in the blanking pipe 7 is taken into the fixed sleeve 13, the baffle 15 on the feeding pipe 10 moves into the feeding pipe 10 to open the blanking pipe 7, the feeding pipe 10 is sealed, the waste water is conveyed into the sedimentation tank 1 through the water inlet pipe 5, the flocculating agent is added into the sedimentation tank 1 to make the impurities and the sludge in the waste water stand and precipitate in the sewage tank 8, when the impurities and the sludge need to be taken out, the first motor 19 rotates reversely to drive the rotating shaft 17 and the gear 18 to rotate, the rack 16 drives the baffle 15 in the blanking pipe 7 to extend out of the fixed sleeve 13, the baffle 15 on the feeding pipe 10 moves into the fixed sleeve 13 to make the impurities and the sludge fall into the spiral feeding pipe 11 through the feeding pipe 10, the spiral feeding pipe 11 conveys the impurities and the sludge and discharges the impurities and the sludge out of the sedimentation tank 1 through the sewage pipe 12, can carry out the preliminary treatment to waste water for impurity and mud in the waste water are detached, avoid impurity and mud in the waste water to block up the ceramsite layer, also avoid influencing the denitrogenation decarbonization of waste water and handle, make the effect of waste water denitrogenation decarbonization handle better.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a waste water degree of depth denitrogenation removes carbon processing apparatus, includes gunbarrel (1), oxygen deficiency denitrification biological filter (2), ozone oxidation pond (3) and good oxygen decarbonization nitrification biological filter (4), its characterized in that, gunbarrel (1) upper end intercommunication has inlet tube (5), fixedly connected with fixed block (6) in gunbarrel (1), the intercommunication has unloading pipe (7) on fixed block (6), the other end intercommunication of unloading pipe (7) has filth case (8), filth case (8) fixed connection is on gunbarrel (1) inner tank wall, fixedly connected with guide block (9) on the bottom of the filth case (8) inner tank, filth case (8) bottom of the case intercommunication has conveying pipeline (10), the other end intercommunication of conveying pipeline (10) has spiral material conveyer (11), spiral material conveyer (11) are installed at gunbarrel bottom of gunbarrel (1), the bottom of the spiral feeder (11) is communicated with a sewage discharge pipe (12), the other end of the sewage discharge pipe (12) penetrates through the bottom of the sedimentation tank (1) and extends outwards, the pipe walls of the blanking pipe (7) and the conveying pipe (10) are communicated with a fixed sleeve (13), a movable hole is formed in the fixed sleeve (13), a piston (14) is connected in the fixed sleeve (13) in a sliding manner, a baffle (15) is fixedly connected to one side of the piston (14), a rack (16) is fixedly connected to the other side of the piston (14), one end, far away from the sewage tank (8), of the rack (16 penetrates through the movable hole and extends outwards, a rotating shaft (17) is rotatably connected to the tank wall of the sedimentation tank (1) through a first bearing, a gear (18) is fixedly connected to the shaft wall of the rotating shaft (17), and the two racks (16) are both meshed with the gear (18), the inner tank wall of the settling tank (1) is provided with a first motor (19), and the output end of the first motor (19) is connected with one end of a rotating shaft (17) through a coupler.

2. The device for deep denitrification and carbon removal of wastewater as claimed in claim 1, wherein the top of the settling tank (1) is connected with a feed hopper (20), the top of the settling tank (1) is provided with a second motor (21), the output end of the second motor (21) is connected with a rotating rod (22) through a coupling, and the wall of the rotating rod (22) is fixedly connected with a plurality of stirring blades (23).

3. The device for deep denitrification and carbon removal of wastewater as claimed in claim 1, wherein the bottom of the settling tank (1) is fixedly connected with a plurality of T-shaped supporting legs (24) in a ring shape, uniformly and equidistantly.

4. The device for deep denitrification and carbon removal of wastewater as claimed in claim 1, wherein a water pump (25) is installed on the outer wall of the settling tank (1), a liquid pumping pipe (26) is communicated with the water pump (25), and the output end of the liquid pumping pipe (26) is communicated with the anoxic denitrification biological filter (2).

5. The device for deep denitrification and carbon removal of wastewater as claimed in claim 1, wherein the bottom of the sedimentation tank (1), the anoxic denitrification biological filter (2), the ozone oxidation tank (3) and the aerobic denitrification biological filter (4) are jointly provided with a base (27).

6. The apparatus of claim 3, wherein a reinforcing rib (28) is fixedly connected between the supporting leg (24) and the settling tank (1).

7. The device for deep denitrification and carbon removal of wastewater as claimed in claim 1, wherein the inner pipe walls of the feed delivery pipe (10) and the blanking pipe (7) are fixedly connected with limit blocks (29).

8. The apparatus for deep denitrification and decarbonization of wastewater as claimed in claim 5, wherein the four corners of the base (27) are provided with fixing holes, and the base (27) is made of stainless steel material.

9. The device for deep denitrification and decarbonization of wastewater as claimed in claim 2, wherein the wall of the rotating rod (22) is symmetrically and fixedly connected with a U-shaped scraping frame (30), and the scraping frame (30), the rotating rod (22) and the stirring blade (23) are all made of stainless steel materials.