CN114772848A

CN114772848A - Integrated domestic sewage treatment device for enhancing denitrification

Info

Publication number: CN114772848A
Application number: CN202210406288.7A
Authority: CN
Inventors: 黄鑫; 焦雅平; 黄建春; 易冉; 王金鑫; 邢成中; 万松
Original assignee: Anhui Xinji Environmental Protection Technology Co ltd
Current assignee: Anhui Xinji Environmental Protection Technology Co ltd
Priority date: 2022-04-18
Filing date: 2022-04-18
Publication date: 2022-07-22

Abstract

The invention is suitable for the field of sewage treatment, and provides an integrated domestic sewage treatment device for enhanced denitrification, which comprises a support frame, a settling tank fixedly connected to the support frame, and further comprises: the reaction box, reaction box fixed connection are provided with the oxygen deficiency reacting chamber and the good oxygen reacting chamber that are linked together in the reaction box on the setting tank, handle the case, handle case fixed connection on the reaction box, handle case one side fixedly connected with rather than the throwing of inside intercommunication and add the feeder tube, handle and be provided with open structure on the case, handle the incasement and be provided with the box body along vertical direction removal, the top of box body is open type structure, fixedly connected with sieve in the box body, the box body with handle and be connected through flexible pipe between the bottom half. The beneficial effects are as follows: the box body can reciprocate to make it be located and handle the incasement or handle the incasement portion, consequently can be very convenient when getting rid of the suspended solid on the sieve, also guaranteed not have the suspended solid get into the reaction box in, this kind of structure occupation space is little moreover.

Description

Integrated domestic sewage treatment device for enhanced denitrification

Technical Field

The invention belongs to the field of sewage treatment, and particularly relates to an integrated domestic sewage treatment device for enhanced denitrification.

Background

Sewage treatment is a process of purifying sewage to meet the water quality requirement of discharging the sewage into a certain water body or reusing the sewage. Sewage treatment is widely used in all walks of life, and more people also come into the daily life of common people.

The existing urban sewage is daily life produced sewage which occupies a larger part, along with the increasing eutrophication of water body, the removal of ammonia nitrogen and phosphorus in the water body is also included in the sewage treatment target, and now in order to improve the denitrification and phosphorus removal effect, a microbiological method is generally adopted, nitrogen-containing substances are converted into nitrate by nitrifying bacteria in the sewage under an aerobic condition, and then the nitrate is reduced into gaseous nitrogen by denitrifying bacteria in the sewage under an anoxic condition.

Contain a large amount of suspended solids among the actual conditions sewage, current sewage treatment plant can get rid of the suspended solids of aquatic in order to improve the efficiency of nitrogen and phosphorus removal before handling, avoids its effect that influences the microbiological reaction, generally can adopt the structure similar to the drive belt, makes the screen cloth roll in sewage and salvage, then the screen cloth that the bonding has the suspended solids rolls to eminence and discharges, this kind of structure occupation space is big, is obviously not suitable for when applying to the processing apparatus of integration.

Disclosure of Invention

An object of an embodiment of the present invention is to provide an integrated domestic sewage treatment apparatus for enhanced denitrification, which aims to solve the above-mentioned problems in the background art.

The embodiment of the invention is realized in such a way that the integrated domestic sewage treatment device for enhancing denitrification comprises a support frame, a settling tank fixedly connected to the support frame, and further comprises:

the reaction box is fixedly connected to the sedimentation box, an anoxic reaction chamber and an aerobic reaction chamber which are communicated are arranged in the reaction box, a first discharge pipe communicated with the sedimentation box is arranged on one side of the aerobic reaction chamber, and a return pipe communicated with the anoxic reaction chamber is fixedly connected to the bottom of the sedimentation box;

handle the case, handle case fixed connection and on the reaction box, handle case one side fixedly connected with rather than the throwing of inside intercommunication and add the feeder tube, the one side that the reaction box was kept away from to the processing case is provided with open structure, handles the incasement and is provided with the box body that removes along vertical direction, and the top of box body is open type structure, and fixedly connected with sieve in the box body, be connected through flexible pipe between box body and the processing bottom of the case portion, inside, flexible pipe of box body and the oxygen deficiency reacting chamber of processing are linked together, and the one side that the reaction box was kept away from to the processing case is provided with lateral shifting's suction and clears away the unit, when the box body removed to the device top along vertical direction, and suction is clear away the unit and is located the box body and contacts with the sieve.

Preferably, the bottom of the settling tank is of a conical structure, the bottom of the settling tank is fixedly connected with a delivery pump communicated with the inside of the settling tank, and the output end of the delivery pump is communicated with a return pipe.

Preferably, the treatment box is externally provided with a driving unit, and the driving unit is used for driving the box body to reciprocate in the opening structure along the vertical direction.

Preferably, the driving unit comprises mounting blocks fixedly connected to the processing box, the mounting blocks are uniformly distributed around the circumference of the opening structure, a rotating shaft transversely arranged is rotatably connected to the mounting blocks, a first connecting rod is rotatably connected to one end, facing the box body, of the rotating shaft, the other end of the first connecting rod is rotatably connected to a second connecting rod, the first connecting rod and the second connecting rod are both in a vertical plane in a rotating mode, the other end of the second connecting rod is rotatably connected to one side of the box body, a rotating ring piece is arranged on the side face of the processing box, a driving piece is fixedly connected to one side of the processing box and used for driving the ring piece to rotate, and the ring piece is connected with the rotating shaft through a transmission structure.

Preferably, the first link and the second link are equal in length.

Preferably, a transverse partition plate is fixedly connected in the reaction box, the reaction box is divided into an anoxic reaction chamber and an aerobic reaction chamber by the partition plate, one side close to the treatment box is the anoxic reaction chamber, one side close to the sedimentation box is the aerobic reaction chamber, a circulation gap is arranged between two ends of the partition plate and the inner wall of the reaction box, and an aeration assembly is fixedly arranged in the circulation gap far away from the return pipe.

Preferably, the connection position of the first discharge pipe and the reaction box is positioned on the side far away from the aeration assembly.

Preferably, one side of the settling tank far away from the first discharge pipe is fixedly connected with a second discharge pipe.

Preferably, the one side of setting tank towards the reaction box is open type structure, opening part fixedly connected with crossbearer in the setting tank, reaction box fixed connection is on the crossbearer, and the overall dimension of reaction box is less than the size of the opening part of setting tank.

The embodiment of the invention provides an integrated domestic sewage treatment device for enhanced denitrification, which has the beneficial effects that: this device is when using, communicate box body and reaction box mutually through flexible pipe, water in the treatment box must just can get into the reaction box via the sieve, and because the box body can reciprocate and make it be located the treatment incasement or handle the incasement portion, consequently can be very convenient when getting rid of the suspended solid on the sieve, also guaranteed can not have the suspended solid to get into the reaction box, and the structural style occupation space of this kind of lift is little, and when cleaing away the suspended solid that bonds on the box body sieve, because the box body is located the treatment box outside, make whole processing system's sewage circulation stop, also very accord with the condition demand of in-service use.

Drawings

FIG. 1 is a front view of an integrated domestic sewage treatment apparatus for enhanced nitrogen removal according to an embodiment of the present invention;

FIG. 2 is a perspective view of a processing chamber according to an embodiment of the present invention;

FIG. 3 is a cross-sectional structural view of a process cartridge provided in an embodiment of the present invention;

fig. 4 is a perspective structural view of a driving unit according to an embodiment of the present invention;

FIG. 5 is a view showing an internal structure of a reaction chamber according to an embodiment of the present invention;

fig. 6 is a perspective structural view of a cross frame according to an embodiment of the present invention;

in the drawings: 1-a support frame; 2-a settling tank; 3-a reaction box; 301-an anoxic reaction chamber; 302-an aerobic reaction chamber; 303-a separator; 304-a flow-through gap; 305-an aeration assembly; 4-a first discharge pipe; 5-a return pipe; 6, treating the box; 7-adding pipe; 8-an open structure; 9-a box body; 10-sieve plate; 11-a telescopic tube; 12-a suction purge unit; 1201-a mounting frame; 1202-a slide seat; 1203-a suction head; 13-a delivery pump; 14-a second discharge pipe; 15-a drive unit; 1501-mounting blocks; 1502-a rotating shaft; 1503-a first connecting rod; 1504 — a second link; 1505-ring member; 1506-a drive member; 1507-a transmission structure; 16-transverse frame.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Specific implementations of the present invention are described in detail below with reference to specific embodiments.

As shown in fig. 1, fig. 2, fig. 3 and fig. 5, a structure diagram of an integrated domestic sewage treatment apparatus for enhanced nitrogen removal according to an embodiment of the present invention includes:

support frame 1 to and the setting tank 2 of fixed connection on support frame 1, still include:

reaction box

3, 3 fixed connection of reaction box are on setting tank 2, are provided with the oxygen deficiency reaction chamber 301 and the good oxygen reaction chamber 302 that are linked together in the reaction box 3, and one side of good oxygen reaction chamber 302 is provided with and lets in first discharge tube 4 of

setting tank

2, and 2 bottom fixedly connected with of setting tank have the back flow 5 that is linked together with oxygen deficiency reaction chamber 301.

Handle case 6, handle 6 fixed connection of case on reaction box 3, handle 6 one side fixedly connected with of case and throw with guan yu the inside intercommunication 7, the one side of handling case 6 and keeping away from reaction box 3 is provided with open structure 8, is provided with the box body 9 that removes along vertical direction in the processing case 6, and the top of box body 9 is open type structure, fixedly connected with sieve 10 in the box body 9, box body 9 with handle and be connected through flexible pipe 11 between the 6 bottoms of case, box body 9 is inside, flexible pipe 11 and oxygen deficiency reacting chamber 301 are linked together, handle one side that reaction box 3 was kept away from to case 6 and be provided with lateral shifting's suction and clear away unit 12, when box body 9 removed to the device top along vertical direction, suction and clear away unit 12 and be located box body 9 and contact with sieve 10.

In an embodiment of the invention, when the device is used, the box body 9 is communicated with the reaction box 3 through the extension pipe 11, water in the treatment box 6 can enter the reaction box 3 only through the sieve plate 10, and because the box body 9 can move up and down to be positioned in the treatment box 6 or outside the treatment box 6, suspended matters on the sieve plate 10 can be conveniently removed, meanwhile, no suspended matters can enter the reaction box 3, the lifting structural form occupies small space, and when the suspended matters adhered on the sieve plate 10 in the box body 9 are removed, because the box body 9 is positioned outside the treatment box 6, the sewage circulation of the whole treatment system is stopped, and the device also meets the requirements of practical use conditions.

In one example of the present invention, the bottom of the settling tank 2 is a conical structure, the bottom is fixedly connected with a delivery pump 13 communicated with the inside of the settling tank 2, the output end of the delivery pump 13 is communicated with the return pipe 5, the activated sludge settled at the bottom of the settling tank 2 can be delivered into an anoxic reaction chamber 301 in the reaction tank 3 through the delivery pump 13, a circulation treatment system is formed, a transversely arranged partition plate 303 is fixedly connected in the reaction tank 3, the reaction tank 3 is divided into the anoxic reaction chamber 301 and an aerobic reaction chamber 302 by the partition plate 303, the anoxic reaction chamber 301 is arranged at one side close to the treatment tank 6, the aerobic reaction chamber 302 is arranged at one side close to the settling tank 2, a circulation gap 304 is arranged between two ends of the partition plate 303 and the inner wall of the reaction tank 3, an aeration assembly is fixedly arranged in the circulation gap 304 far away from the return pipe 5, and a circulation flow under anoxic and aerobic conditions can be formed in the reaction tank 3 by adopting the same principle of an oxidation ditch 305, the denitrification effect is effectively enhanced, the joint of the first discharge pipe 4 and the reaction box 3 is positioned on one side away from the aeration component 305, the first discharge pipe 4 is positioned on one side away from the aeration component 305 so as to enable sewage to be in a long-time aerobic condition, the second discharge pipe 14 is fixedly connected on one side away from the first discharge pipe 4 on the sedimentation box 2, and the second discharge pipe 14 is used for discharging the purified water on the upper layer of the sedimentation box 2.

As shown in fig. 1, 2, 3 and 4, as a preferred embodiment of the present invention, a driving unit 15 is disposed outside the processing box 6, and the driving unit 15 is used for driving the box 9 to reciprocate in the opening structure 8 along the vertical direction.

In one case of this embodiment, the driving unit 15 can be an electric telescopic rod disposed on the processing box 6, the electric telescopic rod is connected with the box body 9 through a rod, and can drive the box body 9 to move up and down, but the structure occupies a large space in the vertical direction, the driving unit 15 includes mounting blocks 1501 fixedly connected to the processing box 6, the mounting blocks 1501 are uniformly arranged around the circumference of the opening structure 8, a rotating shaft 1502 transversely disposed is rotatably connected to the mounting blocks 1501, a first connecting rod 1503 is rotatably connected to one end of the rotating shaft 1502 facing the box body 9, the other end of the first connecting rod 1503 is rotatably connected to a second connecting rod 1504, the first connecting rod 1503 and the second connecting rod 1504 both rotate in a vertical plane, the other end of the second connecting rod 1504 is rotatably connected to one side of the box body 9, a ring component 1505 is rotatably disposed on the side of the processing box 6, a driving component 1506 is fixedly connected to one side of the processing box 6, the driving member 1506 is used for driving the ring 1505 to rotate, the ring 1505 and the rotating shaft 1502 are connected through the transmission structure 1507, the driving member 1506 can adopt a motor, the output end of the motor is fixedly connected with a friction wheel contacted with the side surface of the ring 1505, certainly, the hydraulic motor can be used for driving the ring 1505 to rotate, the transmission structure 1507 can adopt a structural form of gear engagement, certainly, a structural form of friction transmission can also be adopted, the first connecting rod 1503 and the second connecting rod 1504 have the same length, the box body 9 can be ensured to reciprocate up and down on a straight line, the suction cleaning unit 12 comprises a mounting frame 1201 fixedly connected on the processing box 6, the mounting frame 1201 is slidably connected with a sliding seat 1202 towards the side of the processing box 6, a suction head 1203 is fixedly connected on the sliding seat 1202, when the suction head 1203 is contacted with the sieve plate 10, the sliding seat 1202 can remove suspended matters adhered to the sieve plate 10 through reciprocating movement, of course, the suction cleaning unit may be adapted such that the suction head 1203 as a whole fits the sieve plate 10, and the suspended matter can be sucked without moving the suction head 1203.

As shown in fig. 1 and 6, as a preferred embodiment of the present invention, one side of the settling tank 2 facing the reaction tank 3 is an open structure, a cross frame 16 is fixedly connected to the opening in the settling tank 2, the reaction tank 3 is fixedly connected to the cross frame 16, and the external dimension of the reaction tank 3 is smaller than the dimension of the opening of the settling tank 2.

In one aspect of this embodiment, the settling tank 2 is reserved with a sufficient space, and due to the sealing property of the reaction tank 3, the nitrogen gas can be discharged from the settling tank 2 to the atmosphere after entering the settling tank 2 via the first discharge pipe 4.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides an strengthen integration sewage treatment unit of denitrogenation, includes the support frame to and the setting tank of fixed connection on the support frame, its characterized in that still includes:

the treatment box, treatment box fixed connection handle case one side fixedly connected with rather than the inside throwing of intercommunication with the pipe, and the one side that the reaction box was kept away from to the treatment box is provided with open structure, is provided with the box body that removes along vertical direction in the treatment box, and the top of box body is open type structure, and fixedly connected with sieve in the box body, the box body is connected through flexible pipe between the bottom of the case portion with handling, and inside, flexible pipe and the oxygen deficiency reacting chamber of box body are linked together, and the one side that the reaction box was kept away from to the treatment box is provided with lateral shifting's suction and clears away the unit, when the box body removed to the device top along vertical direction, and the suction is clear away the unit and is located the box body and contacts with the sieve.

2. The integrated domestic sewage treatment device with enhanced nitrogen removal according to claim 1, wherein the bottom of the settling tank is of a conical structure, the bottom of the settling tank is fixedly connected with a delivery pump communicated with the interior of the settling tank, and the output end of the delivery pump is communicated with the return pipe.

3. The integrated domestic sewage treatment apparatus with enhanced nitrogen removal according to claim 1, wherein a driving unit is disposed outside the treatment tank, and the driving unit is configured to drive the tank body to reciprocate in the opening structure in a vertical direction.

4. The integrated domestic sewage treatment device for enhanced nitrogen removal according to claim 3, wherein the driving unit comprises mounting blocks fixedly connected to the treatment tank, the mounting blocks are uniformly arranged around the circumference of the opening structure, a transversely arranged rotating shaft is rotatably connected to the mounting blocks, a first connecting rod is rotatably connected to the rotating shaft towards one end of the box body, a second connecting rod is rotatably connected to the other end of the first connecting rod, the first connecting rod and the second connecting rod rotate in a vertical plane, the other end of the second connecting rod is rotatably connected to one side of the box body, a rotating ring member is arranged on the side surface of the treatment tank, a driving member is fixedly connected to one side of the treatment tank and used for driving the ring member to rotate, and the ring member is connected with the rotating shaft through a transmission structure.

5. The integrated sewage treatment device for enhanced nitrogen removal according to claim 4, wherein the first connecting rod and the second connecting rod have the same length.

6. The integrated domestic sewage treatment apparatus for enhanced nitrogen removal according to claim 1, wherein a transversely disposed partition is fixedly connected in the reaction tank, the partition divides the reaction tank into an anoxic reaction chamber and an aerobic reaction chamber, the anoxic reaction chamber is disposed at a side close to the treatment tank, the aerobic reaction chamber is disposed at a side close to the sedimentation tank, a flow gap is disposed between two ends of the partition and an inner wall of the reaction tank, and an aeration assembly is fixedly disposed in the flow gap away from the return pipe.

7. The integrated domestic sewage treatment apparatus for enhanced nitrogen removal according to claim 6, wherein the junction of the first discharge pipe and the reaction tank is located at a side away from the aeration assembly.

8. The integrated domestic sewage treatment apparatus with enhanced nitrogen removal according to claim 1, wherein a second discharge pipe is fixedly connected to one side of the settling tank away from the first discharge pipe.

9. The integrated domestic sewage treatment device for enhanced nitrogen removal according to claim 1, wherein the side of the settling tank facing the reaction tank is of an open structure, a cross frame is fixedly connected to the opening in the settling tank, the reaction tank is fixedly connected to the cross frame, and the external dimension of the reaction tank is smaller than the dimension of the opening of the settling tank.