CN111302459A

CN111302459A - Municipal administration environmental protection sewage sedimentation treatment system

Info

Publication number: CN111302459A
Application number: CN202010115951.9A
Authority: CN
Inventors: 叶浩明; 林家正
Original assignee: Guangzhou Huipeng Construction Co ltd
Current assignee: Guangzhou Huipeng Construction Co ltd
Priority date: 2020-02-25
Filing date: 2020-02-25
Publication date: 2020-06-19
Anticipated expiration: 2040-02-25
Also published as: CN111302459B

Abstract

The invention relates to a municipal environment-friendly sewage sedimentation treatment system which comprises a sedimentation tank, wherein a sludge collection groove is formed in the bottom of the sedimentation tank, a plurality of V-shaped sludge collection plates are arranged in the sedimentation tank, a scum groove is formed in the inner wall of the sedimentation tank and above the sludge collection plates, the V-shaped sludge collection plates are horizontally arranged, a gap is reserved between every two adjacent V-shaped sludge collection plates, the V-shaped openings of the V-shaped sludge collection plates face downwards, a water inlet pipe is arranged in the sedimentation tank, a water inlet is formed in one end, extending into the sedimentation tank, of the water inlet pipe and above the V-shaped sludge collection plates, a drainage groove is formed in the upper portion of the sedimentation tank, and a sludge discharge pipe is communicated with the sludge collection groove. The invention has the effects that the particles in the sludge are not easy to float up and down under the driving of water flow in the sedimentation tank, the flocculated sludge is not easy to disperse, the sludge below the V-shaped sludge collecting plate is prevented from floating up under the opening action of the V-shaped sludge collecting plate, and the sewage sedimentation efficiency is higher.

Description

Municipal administration environmental protection sewage sedimentation treatment system

Technical Field

The invention relates to the technical field of sewage treatment, in particular to a municipal environment-friendly sewage sedimentation treatment system.

Background

Sedimentation basin among the used sewage treatment system of current water works adopts the nature to stew mostly, and the sedimentation of the interior mud suspended solid self of sewage of dependence is fallen to realize purifying the deposit of water to this kind of mode simple, simultaneously, because the upper portion of traditional sedimentation basin is equipped with the overflow launder, blocks suspended solid and granule through the baffle, and the supernatant gets into from the entry of overflow launder, flows to next process from the export. Because the overflow launder is located the upper portion of sedimentation tank, and the rivers direction of sedimentation tank is upwards, and continuous water impact makes suspended solid and granule in the sedimentation tank be difficult to stable the subsiding along with the rivers direction motion easily, has not formed stable settlement environment in the sedimentation tank, causes the rivers that get into the overflow launder entry to carry more suspended solid and granule secretly, has increaseed the processing load of next process, and settlement treatment efficiency is lower.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a municipal environment-friendly sewage sedimentation treatment system with higher sedimentation efficiency.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides a municipal administration environmental protection sewage sedimentation treatment system, includes the sedimentation tank, the bottom of sedimentation tank is equipped with a mud collection groove, be equipped with a plurality of V type mud collection boards in the sedimentation tank, V type mud collection board horizontal arrangement leaves the clearance between the adjacent V type mud collection board, the V type opening of V type mud collection board is down, be equipped with the inlet tube in the sedimentation tank, the one end that the inlet tube stretched into the sedimentation tank is equipped with the water inlet, the top of the V type mud collection board that the water inlet is located, the top of sedimentation tank is equipped with water drainage tank, the intercommunication has row mud pipe in the mud collection groove.

Through adopting above-mentioned technical scheme, make sewage get into the sedimentation tank after, particulate matter in the sewage is to the bottom flocculation of sedimentation tank under the effect of gravity, partly great granule falls on V type mud collection board, landing to the bottom of sedimentation tank on V type mud collection board, V type mud collection board plays the effect of separation to the rivers, granule in the mud is difficult for floating from top to bottom under the rivers drive in the sedimentation tank, the difficult dispersion of mud after the flocculation, the mud of V type mud collection board below that lies in blocks the silt come-up under the opening effect of V type mud collection board, the efficiency that sewage subsides is higher.

The present invention in a preferred example may be further configured to: the V-shaped mud collecting plate comprises a main plate and an auxiliary plate which are hinged with each other, a hinged position of the main plate and the auxiliary plate is a hinged rod, and two ends of the hinged rod are located on the inner wall of the sedimentation tank.

Through adopting above-mentioned technical scheme, when the silt accumulation of sedimentation tank bottom is more, the staff makes the clearance between two adjacent V type mud-collecting boards reduce through the open size between adjustment mainboard and the subplate, and the mud pipe of collection mud groove intercommunication begins to work, produces the negative pressure, takes out the silt of bottom from, because the clearance between two adjacent V type mud-collecting boards is less, silt is difficult taking out from the in-process upwelling, and silt is taken out from more convenient, and it is better to subside the effect.

The present invention in a preferred example may be further configured to: the inner wall of the sedimentation tank is provided with a sliding groove which is horizontally arranged, two ends of the main plate and the auxiliary plate respectively extend out a sliding rod which is placed in the sliding groove, the inner wall of the sedimentation tank is provided with a plurality of hinge grooves which are perpendicular to the sliding groove, and the hinge rods are placed in the hinge grooves and reciprocate along the hinge grooves.

Through adopting above-mentioned technical scheme, make the hinge bar along hinge slot reciprocating motion, because the spacing of spout makes the angle between articulated mainboard and the subplate change, and then adjusts the clearance between the adjacent V type mud collecting plate, and it is convenient to adjust.

The present invention in a preferred example may be further configured to: the positions close to the two ends of the hinge rod are respectively extended with a push rod, one end of the push rod, which faces away from the hinge rod, is connected with a driving cylinder, and the push rod drives the hinge rod to reciprocate in the hinge groove under the action of the driving cylinder.

Through adopting above-mentioned technical scheme, the staff drives actuating cylinder through control, realizes the reciprocating motion of hinge bar, and then adjusts V type mud collecting plate opening angle, makes the clearance between the adjacent V type mud collecting plate change.

The present invention in a preferred example may be further configured to: the push rod extends out of the opening of the sedimentation tank along one end of the hinge rod back to the bottom of the sedimentation tank, and the driving air cylinder is located outside the sedimentation tank.

Through adopting above-mentioned technical scheme, make the staff be convenient for maintain driving actuating cylinder, convenient operation.

The present invention in a preferred example may be further configured to: be equipped with the reposition of redundant personnel platform in the sedimentation tank, the one end of reposition of redundant personnel platform bottom of the back of the body is opened there is the toper cavity, the great opening of toper cavity bottom of the back of the body, the one end that the inlet tube was equipped with the water inlet is located the toper cavity, and the water inlet is towards the bottom of sedimentation tank.

By adopting the technical scheme, when the water inlet pipe is in a non-working state, the sludge is not easy to deposit at the water inlet because the water inlet is downward, and the conical cavity is arranged, so that in the process of starting water inlet of the water inlet, sewage water flows obliquely and upwardly flow out under the guiding action of the inner wall of the conical cavity, and the sludge discharged from the water inlet is not easy to directly wash the sludge at the bottom of the sedimentation tank to cause the sludge to gush after flocculation, thereby improving the sedimentation effect of the sewage; the sludge in the conical cavity is not easy to deposit a large amount of sludge under the scouring action of the sewage flow discharged from the water inlet.

The present invention in a preferred example may be further configured to: an annular groove is formed in the conical cavity, and a feeding pipe communicated with the annular groove is formed in the flow distribution table.

Through adopting above-mentioned technical scheme, make the charging tube intussuseption be filled with the flocculating agent, make the flocculating agent pass through the charging tube through feeding device and get into the ring channel in, the rivers that get into through the water inlet get into in the sedimentation tank with the flocculating agent after fully mixing in the toper cavity, the mixing effect is better, improves the settlement effect of sewage.

The present invention in a preferred example may be further configured to: the cross section of the sludge collection groove is a V-shaped groove, a V-shaped opening of the sludge collection groove faces away from the bottom of the sedimentation tank, and a plurality of sludge discharge holes are formed in the bottom of the sludge collection groove and communicated with sludge discharge pipes.

Through adopting above-mentioned technical scheme, the mud pipe is discharged the mud of flocculation in the mud groove through the mud discharging hole under negative pressure device's effect, and mud discharges comparatively conveniently.

The present invention in a preferred example may be further configured to: the sedimentation basin is characterized in that the number of the sludge discharge grooves is at least two, an annular guide plate is arranged on the inner wall of the sedimentation basin close to the sludge discharge grooves, and the cross section of the annular guide plate is triangular.

Through adopting above-mentioned technical scheme, the staff lets in high-pressure gas to at least one mud pipe, at least one mud pipe produces the negative pressure, the high pressure makes the unordered flow of rivers in the mud pipe, clean the mud of this mud pipe internal attached part, and simultaneously, because under the effect of annular deflector direction and the shutoff effect of V type mud-collecting plate, the partial mud that cleans is along with in gas and the adjacent mud pipe of rivers flow direction, the mud pipe is taken away from the mud pipe with the mud that cleans, the mud inslot attached mud washs comparatively conveniently.

In conclusion, the invention has the following beneficial effects:

1. make sewage get into the sedimentation tank after, the particulate matter in the sewage is flocculated to the bottom of sedimentation tank under the effect of gravity, partly great granule falls on V type mud collection board, landing to the bottom of sedimentation tank on V type mud collection board, V type mud collection board plays the effect of separation to the rivers, granule in the mud is difficult for floating from top to bottom under the rivers drive in the sedimentation tank, the difficult dispersion of mud after the flocculation, the mud of V type mud collection board below that is located blocks silt come-up under the opening effect of V type mud collection board, the efficiency that sewage subsides is higher.

2. Make the clearance between two adjacent V type mud-collecting boards reduce, the mud pipe of collection mud groove intercommunication begins work, produces the negative pressure, takes out the silt of bottom from, because the clearance between two adjacent V type mud-collecting boards is less, and silt is difficult for taking out from the in-process upwelling, and silt is taken out from more convenient, and it is better to subside the effect.

3. The staff lets in high-pressure gas to at least one row's mud pipe, at least one row's mud pipe produces the negative pressure, high pressure makes the unordered flow of rivers in the mud groove, clean the mud of this row's mud inslot adnexed part, simultaneously, because under the effect of annular deflector direction and the shutoff effect of V type mud collecting plate, the partial mud that cleans is along with gas and rivers flow direction adjacent row's mud inslot, the mud groove is left from the mud groove to the mud pipe that the negative pressure mud pipe will clean, the mud inslot adnexed mud washs comparatively conveniently.

Drawings

FIG. 1 is a first schematic view of the overall structure of the present embodiment;

FIG. 2 is a schematic view of the internal structure of the present embodiment, which is used to show the structural relationship between the mud collecting trough and the V-shaped mud collecting plate;

fig. 3 is a schematic view of the overall structure of the hidden V-shaped mud-collecting plate of this embodiment, which is used to show the position relationship of the chute.

Reference numerals: 1. a sedimentation tank; 2. a sludge collection tank; 3. a V-shaped mud collection plate; 4. a water inlet pipe; 41. a water inlet; 5. a water discharge tank; 21. a sludge discharge pipe; 31. a main board; 32. a sub-board; 33. a hinged lever; 34. a chute; 35. a slide bar; 36. a hinge slot; 37. a push rod; 38. a linkage rod; 39. a driving cylinder; 6. a flow distribution table; 61. a tapered cavity; 62. an annular groove; 63. a feed tube; 22. a sludge discharge hole; 7. an annular guide plate.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, the municipal environment-friendly sewage sedimentation treatment system disclosed by the invention comprises a sedimentation tank 1, wherein two sludge collection grooves 2 are arranged at the bottom of the sedimentation tank 1, the bottoms of the sludge collection grooves 2 are respectively connected with a sludge discharge pipe 21, a water inlet pipe 4 extends into the center of the sedimentation tank 1 from the upper part of the sedimentation tank 1, a circle of water discharge grooves 5 are arranged at the outer edge of the sedimentation tank 1, and a water discharge pipe is communicated with the water discharge grooves 5 and is not shown in the figure.

As can be seen from fig. 1 and 2, the center of the sedimentation tank 1 is provided with a flow distribution table 6, one end of the flow distribution table 6, which is opposite to the bottom of the sedimentation tank 1, is provided with a conical cavity 61, and an opening of the conical cavity 61 faces upward, i.e., a larger opening of the conical cavity 61 faces away from the bottom of the sedimentation tank 1; the end of the inlet pipe 4 provided with the inlet 41 extends into the conical cavity 61 and the inlet 41 of the inlet pipe 4 faces the bottom of the sedimentation tank 1.

As can be known from the combination of the figure 2 and the figure 3, the inner wall of the sedimentation tank 1 is horizontally provided with a chute 34 relatively, a plurality of V-shaped mud collecting plates 3 which are arranged in parallel are evenly placed between the two chutes 34, a gap is left between the V-shaped mud collecting plates 3, the height of the V-shaped mud collecting plates 3 is positioned between the water inlet 41 and the mud collecting groove 2, and the openings of the V-shaped mud collecting plates 3 face downwards.

As can be seen from fig. 2 and 3, the V-shaped mud collecting plate 3 includes a hinge rod 33, the hinge rod 33 is hinged to a main plate 31 and an auxiliary plate 32 which are arranged at an included angle, the inner wall of the sedimentation tank 1 is provided with a plurality of hinge grooves 36 which are perpendicular to the sliding grooves 34, two ends of the main plate 31 and the auxiliary plate 32 respectively extend out a sliding rod 35 which is placed in the sliding grooves 34, and the hinge rod 33 is placed in the hinge grooves 36 and reciprocates along the hinge grooves 36.

The positions close to the two ends of the hinge rod 33 respectively extend out of the bottom of the sedimentation tank 1 in a mode of being opposite to each other, a push rod 37 is arranged at one end of the push rod 37, the push rod 37 extends out of the sedimentation tank 1 and is connected to the same linkage rod 38, the linkage rod 38 is connected with a driving air cylinder 39, and the push rod 37 drives the hinge rod 33 to reciprocate in the hinge groove 36 under the action of the driving air cylinder 39.

As shown in FIG. 2, an annular groove 62 is formed in the conical cavity 61, a feeding pipe 63 communicated with the annular groove 62 is formed in the flow dividing table 6, and a feeding device for placing a flocculating agent is connected to the outside of the feeding pipe 63.

As can be seen from fig. 1 and 2, the cross section of the sludge collecting groove 2 is a V-shaped groove, the V-shaped opening of the sludge collecting groove 2 faces away from the bottom of the sedimentation tank 1, the bottom of the sludge collecting groove 2 is provided with a plurality of sludge discharge holes 22, the sludge discharge holes 22 are communicated with a sludge discharge pipe 21, one end of the sludge discharge pipe 21, which faces away from the sedimentation tank 1, is communicated with a positive and negative pressure device, and devices such as a sludge pump and an air compressor are generally adopted; an annular guide plate 7 is arranged on the inner wall of the sedimentation tank 1 close to the sludge discharge groove, and the cross section of the annular guide plate 7 is triangular.

The implementation principle of the embodiment is as follows:

when the working of the embodiment is started, the worker opens the switch of the water inlet pipe 4, the feeding device enables the flocculating agent to be filled in the feeding pipe 63, the flocculating agent enters the annular groove 62 through the feeding pipe 63 through the pressurizing device, the sewage and the flocculating agent at the water inlet 41 are fully mixed in the conical cavity 61 and then obliquely flows upwards under the guiding action of the inner wall of the conical cavity 61, particles in the sewage are mutually gathered under the action of the flocculating agent and are deposited downwards under the action of gravity, part of larger particles fall on the V-shaped mud collecting plate 3 and slide to the bottom of the sedimentation tank 1 on the V-shaped mud collecting plate 3, the V-shaped mud collecting plate 3 plays a role in blocking the water flow, the particles in the sludge are not easy to float up and down under the driving of the water flow in the sedimentation tank 1, the flocculated sludge is not easy to disperse, the sludge below the V-shaped mud collecting plate 3 is under the opening action of the V-shaped mud collecting plate 3, blocking the sludge from floating; when the sludge at the bottom of the sedimentation tank 1 is accumulated more, a worker adjusts the opening size between the main plate 31 and the auxiliary plate 32 to reduce the gap between two adjacent V-shaped sludge collecting plates 3, the sludge discharge pipe 21 communicated with the sludge collecting groove 2 starts to work to generate negative pressure, and the sludge at the bottom is pumped away; when the staff need clear up the silt of sedimentation tank 1 bottom, the staff lets in high-pressure gas in to at least one mud pipe 21, at least one mud pipe 21 produces the negative pressure, the high pressure makes the unordered flow of rivers in the mud groove, clean the silt of this mud inslot adnexed part, and simultaneously, because under the effect of annular deflector 7 direction and under the shutoff effect of V type mud collecting plate 3, the partial silt of cleaning is along with in gaseous and rivers flow direction adjacent mud groove, the mud groove is left from to the silt area that negative pressure mud pipe 21 will clean, the attached silt of mud inslot washs comparatively conveniently.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

Claims

1. The utility model provides a municipal administration environmental protection sewage sedimentation treatment system which characterized in that: including sedimentation tank (1), the bottom of sedimentation tank (1) is equipped with mud collection groove (2), be equipped with a plurality of V type mud collection board (3) in sedimentation tank (1), V type mud collection board (3) horizontal arrangement leaves the clearance between adjacent V type mud collection board (3), the V type opening of V type mud collection board (3) is down, be equipped with inlet tube (4) in sedimentation tank (1), the one end that inlet tube (4) stretched into sedimentation tank (1) is equipped with water inlet (41), the top of V type mud collection board (3) that water inlet (41) are located, the top of sedimentation tank (1) is equipped with water drainage tank (5), the intercommunication has mud pipe (21) in mud collection groove (2).

2. The municipal environment-friendly sewage sedimentation treatment system according to claim 1, wherein: v type mud collection board (3) are including mutual articulated mainboard (31) and subplate (32), the articulated department of mainboard (31) and subplate (32) is a hinge bar (33), the both ends of hinge bar (33) are located sedimentation tank (1) inner wall.

3. The municipal environment-friendly sewage sedimentation treatment system according to claim 2, wherein: the improved sedimentation tank is characterized in that a sliding groove (34) which is horizontally arranged is formed in the inner wall of the sedimentation tank (1), two ends of a main plate (31) and two ends of an auxiliary plate (32) respectively extend out a sliding rod (35) which is placed in the sliding groove (34), a plurality of hinge grooves (36) which are perpendicular to the sliding groove (34) are formed in the inner wall of the sedimentation tank (1), and the hinge rods (33) are placed in the hinge grooves (36) and move back and forth along the hinge grooves (36).

4. The municipal environment-friendly sewage sedimentation treatment system according to claim 3, wherein: the positions close to the two ends of the hinge rod (33) extend out of a push rod (37) respectively, one end, back to the hinge rod (33), of the push rod (37) is connected with a driving cylinder (39), and the push rod (37) drives the hinge rod (33) to reciprocate in the hinge groove (36) under the action of the driving cylinder (39).

5. The municipal environment-friendly sewage sedimentation treatment system according to claim 4, wherein: the push rod (37) extends out of an opening of the sedimentation tank (1) along one end of the hinge rod (33) back to the bottom of the sedimentation tank (1), and the driving cylinder (39) is located outside the sedimentation tank (1).

6. The municipal environment-friendly sewage sedimentation treatment system according to claim 1, wherein: be equipped with reposition of redundant personnel platform (6) in sedimentation tank (1), the one end of reposition of redundant personnel platform (6) bottom sedimentation tank (1) dorsad is opened there is toper cavity (61), and the great opening of toper cavity (61) is the bottom of sedimentation tank (1) dorsad, the one end that inlet tube (4) were equipped with water inlet (41) is located toper cavity (61), and water inlet (41) are towards the bottom of sedimentation tank (1).

7. The municipal environment-friendly sewage sedimentation treatment system according to claim 1, wherein: an annular groove (62) is arranged in the conical cavity (61), and a feeding pipe (63) communicated with the annular groove (62) is arranged in the flow dividing table (6).

8. The municipal environment-friendly sewage sedimentation treatment system according to claim 7, wherein: the cross section of mud collection groove (2) is the recess of V type, and the V type opening of mud collection groove (2) is in the bottom of sedimentation tank (1) dorsad, the bottom of mud collection groove (2) is equipped with a plurality of mud discharging hole (22), mud discharging hole (22) and mud pipe (21) intercommunication.

9. The municipal environment-friendly sewage sedimentation treatment system according to claim 8, wherein: the sludge discharge groove is at least two, an annular guide plate (7) is arranged on the inner wall of the sedimentation tank (1) close to the sludge discharge groove, and the cross section of the annular guide plate (7) is triangular.