CN113248046A - Explosion-proof anti-clogging sewage treatment device of large-scale sewage treatment station - Google Patents

Explosion-proof anti-clogging sewage treatment device of large-scale sewage treatment station Download PDF

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Publication number
CN113248046A
CN113248046A CN202110538807.0A CN202110538807A CN113248046A CN 113248046 A CN113248046 A CN 113248046A CN 202110538807 A CN202110538807 A CN 202110538807A CN 113248046 A CN113248046 A CN 113248046A
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China
Prior art keywords
sewage treatment
wall
proof
explosion
filter screen
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Granted
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CN202110538807.0A
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Chinese (zh)
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CN113248046B (en
Inventor
孙士杰
肖葳蕤
刘旭
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Anhui Qinghe Environmental Protection Co ltd
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Anhui Qinghe Environmental Protection Co ltd
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    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F9/00—Multistage treatment of water, waste water or sewage
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/62—Regenerating the filter material in the filter
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/62—Regenerating the filter material in the filter
    • B01D29/66—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/23—Mixers with rotary stirring devices in fixed receptacles; Kneaders characterised by the orientation or disposition of the rotor axis
    • B01F27/232—Mixers with rotary stirring devices in fixed receptacles; Kneaders characterised by the orientation or disposition of the rotor axis with two or more rotation axes
    • B01F27/2322—Mixers with rotary stirring devices in fixed receptacles; Kneaders characterised by the orientation or disposition of the rotor axis with two or more rotation axes with parallel axes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
    • B01F27/85—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with two or more stirrers on separate shafts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
    • B01F27/90—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with paddles or arms 
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/30—Driving arrangements; Transmissions; Couplings; Brakes
    • B01F35/32—Driving arrangements
    • B01F35/32005—Type of drive
    • B01F35/3204—Motor driven, i.e. by means of an electric or IC motor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F2101/00—Mixing characterised by the nature of the mixed materials or by the application field
    • B01F2101/305—Treatment of water, waste water or sewage
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/5281—Installations for water purification using chemical agents
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F2001/007—Processes including a sedimentation step
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00—Specific treatment goals
    • C02F2303/14—Maintenance of water treatment installations
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00—Specific treatment goals
    • C02F2303/16—Regeneration of sorbents, filters

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Filtration Of Liquid (AREA)

Abstract

The invention discloses an explosion-proof and anti-clogging sewage treatment device of a large-scale sewage treatment station, which comprises a sewage treatment tank body, a filter screen and a material inlet, wherein the filter screen is obliquely arranged on the inner wall of the sewage treatment tank body; two stirring shafts are vertically arranged in the mixing treatment chamber, and a plurality of groups of stirring rods are symmetrically arranged on two sides of the outer wall of each stirring shaft; a trapezoidal cleaning filter plate is arranged below the filter screen, and a plurality of groups of thimbles are distributed on the inclined surface of the upper end of the trapezoidal cleaning filter plate. The invention overcomes the defects of the prior art, has reasonable design, can effectively dredge the filter screen and the drain outlet, avoids the blockage of sludge, effectively improves the sewage discharge capability, and has higher social use value and application prospect.

Description

Explosion-proof anti-clogging sewage treatment device of large-scale sewage treatment station
Technical Field
The invention relates to the technical field of sewage treatment, in particular to an explosion-proof and anti-clogging sewage treatment device of a large-scale sewage treatment station.
Background
The sewage treatment equipment can effectively treat domestic sewage, industrial wastewater and the like in urban areas, avoids sewage and pollutants from directly flowing into water areas, has important significance for improving ecological environment, improving urban grade and promoting economic development, and needs to filter sewage in the sewage treatment process, but the inside of the existing filtering device is easy to block, so that the device is easy to damage when in use.
Chinese patent CN109721120A discloses a be used for municipal sewage treatment device, which comprises a housin, one side lower extreme of casing is equipped with the inlet tube, the opposite side lower extreme of casing is equipped with the outlet pipe, the one end of inlet tube and the inside that is located the casing are equipped with the extrusion device, the one end of outlet pipe and the inside that is located the casing are equipped with the reaction box, the upper end both sides of reaction box all are equipped with into medicine mouth, the inside upper end of reaction box is equipped with the motor, the output shaft of motor is connected with the lower extreme of movable rod, the lower extreme of movable rod is equipped with a plurality of fixed disks, one side of fixed disk is equipped with rotary device, rotary device includes the connecting block, but the device filter screen blocks up easily, and filtration efficiency is reduced.
Therefore, the inventor aims to provide an explosion-proof and anti-clogging sewage treatment device for a large-scale sewage treatment station, which is researched and improved aiming at the existing structure and deficiency, with the experience of abundant design development and actual manufacturing of the related industry for many years, so as to achieve the purpose of higher practical value.
Disclosure of Invention
In order to solve the problems mentioned in the background art, the invention provides an explosion-proof and anti-clogging sewage treatment device of a large-scale sewage treatment station.
In order to achieve the purpose, the invention adopts the following technical scheme:
the sewage treatment device comprises a sewage treatment tank body, a filter screen and a material inlet, wherein the filter screen is obliquely arranged on the inner wall of the sewage treatment tank body; two stirring shafts are vertically arranged in the mixing treatment chamber, and a plurality of groups of stirring rods are symmetrically arranged on two sides of the outer wall of each stirring shaft;
the device comprises a mixing treatment chamber, a sedimentation chamber and a filter screen, wherein a trapezoidal cleaning filter plate is arranged below the filter screen, a plurality of groups of thimbles are distributed on the inclined surface of the upper end of the trapezoidal cleaning filter plate, a conveying pipeline is communicated with the side wall of the mixing treatment chamber and one side of the upper end of the filter screen, and a sewage outlet is communicated with the center of the bottom of the sedimentation chamber.
Preferably, the both ends symmetry of trapezoidal clean filter plate is equipped with a plurality of groups spacing piece, and the stopper has the bracing piece to the perpendicular grafting of the lateral wall extension end of sewage treatment pond body, and the inner wall of sewage treatment pond body is equipped with the spacing spout that corresponds with the stopper, and the outer wall of bracing piece cup joints the elastic component.
Preferably, the inner wall of the stirring shaft is provided with a vent pipe, the bottom of the vent pipe is communicated with an exhaust pipe, and the bottom of the exhaust pipe is provided with a plurality of groups of exhaust ports;
an upper port of the air duct is inserted with an air inlet pipe, the outer wall of the joint of the air inlet pipe and the air duct is sleeved with a bearing, and the outward extending end of the air inlet pipe is communicated with an external air pipe;
the end part of the external air pipe is communicated with an ejector pin air pipe, the side wall extending end of the ejector pin air pipe, which is connected with a hose through a pipeline connecting piece, is connected with a cavity through the inner wall extending end of the trapezoidal cleaning filter plate.
Preferably, the stirring shafts penetrate through the outer wall of the outward extending end of the upper end wall of the sewage treatment tank body and are sleeved with first driving wheels, a first driving belt is connected between the two first driving wheels in a transmission manner, the outer wall of the upper end of one stirring shaft is sleeved with a third driving wheel, the third driving wheel is connected with a second driving wheel through the transmission of the second driving belt, and a movable shaft is vertically inserted into the inner wall of the second driving wheel;
the bottom outer wall of loose axle has cup jointed first bevel gear, the loose axle carries out spacing support through two sets of fixed plates, and the fixed plate is fixed to be set up in the outer wall of sewage treatment pond body.
Preferably, one side of sewage treatment pond body lower extreme outer wall is equipped with driving motor, and driving motor's output is connected with first connecting axle, and first connecting axle is connected with the second connecting axle through first U type hub connection, and the second connecting axle is connected with the third connecting axle through second U type hub connection, and the third connecting axle is connected with the fourth connecting axle through first U type hub connection, and the outer wall that the lateral wall that the fourth connecting axle passed the sewage treatment pond body outwards extends the end has cup jointed second bevel gear, and second bevel gear is connected with first bevel gear meshing.
Preferably, one end of the first U-shaped shaft and one end of the second U-shaped shaft are movably connected with a movable part, the first U-shaped shaft is connected with a second limiting supporting rod through the movable part, and the second limiting supporting rod is fixedly connected with the bottom of the trapezoidal cleaning filter plate;
the second U-shaped shaft is connected with a first limiting supporting rod through a movable part, the end, extending towards the inside of the sewage draining exit, of the first limiting supporting rod is connected with a dredging block, the first limiting supporting rod is limited through a support, and the support is arranged between two sides of the upper end of the sewage draining exit.
Preferably, the movable part comprises a movable sleeve, a connecting rod and a rotating block, the movable sleeve is movably sleeved on the outer wall of the U-shaped shaft, the connecting rod is connected between the movable sleeve and the rotating block, the connecting rod is symmetrically provided with convex blocks at two sides of the extending end of the inner wall of the rotating block, and the connecting rod is rotatably connected with the rotating block through the convex blocks.
Preferably, a sealing door is arranged at the joint of the conveying pipeline and the side wall of the sewage treatment tank body, an L-shaped supporting rod is arranged at the upper end of the sealing door, and a containing groove corresponding to the sealing door is arranged on the side wall of the sewage treatment tank body;
the up end of the outside extension end of L type branch is equipped with the locking piece, and the inner wall of locking piece is equipped with circular fixture block, and the upper end of circular fixture block is equipped with the lead screw perpendicularly, and the outer wall screw thread of lead screw has cup jointed the screw thread loop bar, and the screw thread loop bar is fixed to be set up in outer wall one side of sewage treatment pond body, and the upper end of lead screw is equipped with the crank.
Preferably, the bottom of sealing door is equipped with the sealing washer, and pipeline's bottom is equipped with the seal groove that corresponds with the sealing washer, and the sealing washer adopts the silica gel material to make.
Preferably, the upper end lateral wall intercommunication of drip chamber has the return line, the up end intercommunication of return line and sewage treatment pond body, install booster pump and reflux valve on the pipeline of return line.
Compared with the prior art, the invention has the beneficial effects that:
1. the filter screen is continuously dredged by arranging the thimble, so that blockage is avoided;
2. the dredging block is arranged to continuously dredge the sludge in the sewage draining port, so that the blockage of the sewage draining port is avoided, and the sewage treatment capacity is improved;
3. large particle impurities gathered at the bottom of the filter screen enter a conveying pipeline and are discharged outwards by opening the sealing door;
4. the external gas is directly sprayed to the upper surface of the filter screen, so that sludge impurities are prevented from being accumulated on the surface of the filter screen, and blockage is effectively prevented;
5. according to the invention, only one group of driving motors is arranged, and the driving motors are connected through transmission to drive a plurality of groups of structures to rotate, so that the occupied space of equipment is reduced, the cost is reduced, and the enterprise income is effectively improved.
In conclusion, the invention overcomes the defects of the prior art, has reasonable design, can effectively dredge the filter screen and the drain outlet, avoids the blockage of sludge, effectively improves the sewage discharge capability, and has higher social use value and application prospect.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of a trapezoidal cleaning filter plate according to the present invention;
FIG. 3 is an enlarged view of the structure A of the present invention;
FIG. 4 is an enlarged view of the structure B of the present invention;
FIG. 5 is an enlarged view of the structure C of the present invention;
FIG. 6 is an enlarged view of the structure D of the present invention;
FIG. 7 is an enlarged view of the structure E of the present invention;
FIG. 8 is a schematic view of the construction of the movable element of the present invention;
FIG. 9 is an enlarged view of the structure of F of the present invention;
FIG. 10 is a schematic structural view of the thimble according to the present invention;
in the figure: the sewage treatment pool comprises a sewage treatment pool body 1, a filter screen 2, a trapezoid cleaning filter plate 3, a thimble 31, a thimble body 311, a thimble tip 312, cleaning cotton 313, a communicating pipe 314, a through hole 315, a limiting block 32, a limiting sliding chute 33, a supporting rod 34, an elastic piece 35, a thimble air pipe 36, a pipeline connecting piece 37, a hose 38, a cavity 39, a stirring shaft 4, a stirring rod 41, a first transmission wheel 42, a first transmission belt 43, an air ventilating pipeline 44, an exhaust pipe 45, an exhaust port 46, an air inlet pipe 47, an external air pipe 48, a bearing 49, a movable shaft 5, a fixed plate 51, a first bevel gear 52, a second transmission wheel 53, a second transmission belt 54, a third transmission wheel 55, a driving motor 6, a first connecting shaft 61, a second connecting shaft 62, a third connecting shaft 63, a fourth connecting shaft 64, a second bevel gear 65, a first U-shaped shaft 66, a second U-shaped shaft 67, a movable part 68, a movable sleeve 681, a connecting rod 682, a connecting rod, The device comprises a rotating block 683, a convex block 684, a first limit support rod 69, a dredging block 610, a bracket 611, a second limit support rod 612, an inclined block 7, a material inlet 8, a sewage outlet 9, a return pipeline 10, a booster pump 11, a return valve 12, a conveying pipeline 13, a sealing door 131, a sealing ring 132, a containing groove 133, an L-shaped support rod 134, a locking block 135, a circular clamping block 136, a crank 137 and a threaded sleeve rod 138.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
Referring to fig. 1-3 and 6-8, an explosion-proof and anti-clogging sewage treatment device of a large-scale sewage treatment station comprises a sewage treatment tank body 1, a filter screen 2 and a material inlet 8, wherein the filter screen 2 is obliquely arranged on the inner wall of the sewage treatment tank body 1, the material inlet 8 is arranged on one side of the upper end of the sewage treatment tank body 1, sewage enters a mixing treatment chamber through the material inlet 8 and is added with a decontamination medicament for decontamination, the filter screen 2 divides the inner part of the sewage treatment tank body 1 into an upper part and a lower part, the upper part is the mixing treatment chamber, the lower part is a settling chamber, and the sewage is mixed and precipitated in the settling chamber after being filtered by the filter screen 2; two stirring shafts 4 are vertically arranged in the mixing treatment chamber, a plurality of groups of stirring rods 41 are symmetrically arranged on two sides of the outer wall of each stirring shaft 4, and the stirring rods 41 on the outer walls of the two stirring shafts 4 are arranged on the same horizontal line or are not arranged on the same horizontal line in a staggered manner, so that sewage and a decontamination agent are mixed better and uniformly, and the sewage treatment effect is improved;
a trapezoidal cleaning filter plate 3 is arranged below the filter screen 2, a plurality of groups of thimbles 31 are distributed on an inclined plane at the upper end of the trapezoidal cleaning filter plate 3, the thimbles 31 can dredge the trapezoidal cleaning filter plate 3 in the up-and-down movement of the trapezoidal cleaning filter plate 3, the trapezoidal cleaning filter plate 3 is formed by sintering glass fibers and metal fibers, and has good filterability and permeability, a conveying pipeline 13 is communicated with one side of the side wall of the mixing treatment chamber, which is positioned at the upper end of the filter screen 2, a sewage discharge outlet 9 is communicated with the center of the bottom of the settling chamber, inclined blocks 7 are symmetrically arranged on two sides of the upper end of the sewage discharge outlet 9, and sludge discharge is facilitated by arranging the inclined blocks 7;
a plurality of groups of limiting blocks 32 are symmetrically arranged at two ends of the trapezoidal cleaning filter plate 3, supporting rods 34 are vertically inserted into the extending ends of the limiting blocks 32, which extend towards the side wall of the sewage treatment tank body 1, limiting chutes 33 corresponding to the limiting blocks 32 are arranged on the inner wall of the sewage treatment tank body 1, elastic pieces 35 are sleeved on the outer walls of the supporting rods 34, springs are selected as the elastic pieces 35, and the elastic pieces 35 are arranged to elastically support the trapezoidal cleaning filter plate 3;
the stirring shafts 4 penetrate through the outer wall of the outward extending end of the upper end wall of the sewage treatment tank body 1 and are sleeved with first driving wheels 42, a first driving belt 43 is connected between the two first driving wheels 42 in a transmission manner, the outer wall of the upper end of one stirring shaft 4 is sleeved with a third driving wheel 55, the third driving wheel 55 is connected with a second driving wheel 53 in a transmission manner through a second driving belt 54, and a movable shaft 5 is vertically inserted into the inner wall of the second driving wheel 53; the outer wall of the bottom of loose axle 5 has cup jointed first bevel gear 52, and loose axle 5 carries out spacing support through two sets of fixed plates 51, and fixed plate 51 is fixed to be set up in the outer wall of sewage treatment pond body 1.
A driving motor 6 is arranged on one side of the outer wall of the lower end of the sewage treatment pool body 1, the output end of the driving motor 6 is connected with a first connecting shaft 61, the first connecting shaft 61 is connected with a second connecting shaft 62 through a first U-shaped shaft 66, the second connecting shaft 62 is connected with a third connecting shaft 63 through a second U-shaped shaft 67, the third connecting shaft 63 is connected with a fourth connecting shaft 64 through the first U-shaped shaft 66, the fourth connecting shaft 64 penetrates through the outer wall of the outwardly extending end of the side wall of the sewage treatment pool body 1 and is sleeved with a second bevel gear 65, the second bevel gear 65 is meshed with a first bevel gear 52, one end of the first U-shaped shaft 66 and one end of the second U-shaped shaft 67 are movably connected with a movable part 68, the first U-shaped shaft 66 is connected with a second limiting support rod 612 through the movable part 68, and the second limiting support rod 612 is fixedly connected with the bottom of the trapezoidal cleaning filter plate 3;
the driving motor 6 is started, the driving motor 6 drives the first U-shaped shaft 66 to rotate, and the first U-shaped shaft 66 drives the second limiting support rod 612 to reciprocate through the movable part 68, so that the ejector pin 31 can dredge the filter screen 2 continuously, and blockage is avoided;
the second U-shaped shaft 67 is connected with a first limiting support rod 69 through a movable part 68, the end of the first limiting support rod 69 extending towards the inside of the sewage draining outlet 9 is connected with a dredging block 610, the first limiting support rod 69 is limited through a support 611, and the support 611 is arranged between two sides of the upper end of the sewage draining outlet 9.
The movable part 68 comprises a movable sleeve 681, a connecting rod 682 and a rotating block 683, the movable sleeve 681 is movably sleeved on the outer wall of the U-shaped shaft, the connecting rod 682 is connected between the movable sleeve 681 and the rotating block 683, two sides of the extending end of the connecting rod 682, which extends towards the inner wall of the rotating block 683, are symmetrically provided with convex blocks 684, the connecting rod 682 is rotatably connected with the rotating block 683 through the convex blocks 684, and the second U-shaped shaft 67 drives the first limiting supporting rod 69 to reciprocate through the movable part 68, so that the dredging block 610 can dredge sludge in the sewage outlet 9 continuously, the blockage of the sewage outlet 9 is avoided, and the sewage treatment capacity is improved;
a sealing door 131 is arranged at the joint of the conveying pipeline 13 and the side wall of the sewage treatment tank body 1, an L-shaped supporting rod 134 is arranged at the upper end of the sealing door 131, and a containing groove 133 corresponding to the sealing door 131 is arranged on the side wall of the sewage treatment tank body 1;
the upper end face of the outward extending end of the L-shaped supporting rod 134 is provided with a locking block 135, the inner wall of the locking block 135 is provided with a circular clamping block 136, the upper end of the circular clamping block 136 is vertically provided with a screw rod, the outer wall of the screw rod is in threaded sleeve connection with a threaded sleeve rod 138, the threaded sleeve rod 138 is fixedly arranged on one side of the outer wall of the sewage treatment tank body 1, the upper end of the screw rod is provided with a crank 137, the crank 137 is rotated, the screw rod drives the L-shaped supporting rod 134 to be lifted upwards, so that the sealing door 131 is opened, and large-particle impurities gathered at the bottom of the filter screen 2 enter the conveying pipeline 13 and are discharged outwards;
a sealing ring 132 is arranged at the bottom of the sealing door 131, a sealing groove corresponding to the sealing ring 132 is arranged at the bottom of the conveying pipeline 13, and the sealing ring 132 is made of silica gel materials to enhance the sealing performance;
the upper end lateral wall intercommunication of drip chamber has backflow pipeline 10, and backflow pipeline 10's last port and the up end intercommunication of sewage treatment pond body 1 install booster pump 11 and return valve 12 on the pipeline of backflow pipeline 10, and the supernatant after the sediment gets into the mixed treatment room and carries out purification treatment once more under booster pump 11's the pressure boost effect to promote quality of water.
Example 2
Referring to fig. 1-8, the present embodiment is different from embodiment 1 in that an air duct 44 is disposed on an inner wall of the stirring shaft 4, an air exhaust pipe 45 is communicated with a bottom of the air duct 44, and a plurality of sets of air exhaust ports 46 are disposed at a bottom of the air exhaust pipe 45;
an air inlet pipe 47 is inserted into an upper port of the air duct 44, a bearing 49 is sleeved on the outer wall of the joint of the air inlet pipe 47 and the air duct 44, the outward extending end of the air inlet pipe 47 is communicated with an external air pipe 48, air enters the air inlet pipe 47 through the external air pipe 48, enters the air duct 44 through the air inlet pipe 47, is exhausted outwards through the exhaust pipe 45 and the exhaust port 46, and can be directly sprayed to the upper surface of the filter screen 2, so that sludge impurities are prevented from being accumulated on the surface of the filter screen 2, and blockage is effectively prevented;
the end part of the external air pipe 48 is communicated with an ejector pin air pipe 36, the extension end of the ejector pin air pipe 36 towards the side wall of the sewage treatment tank body 1 is connected with a hose 38 through a pipeline connecting piece 37, and the extension end of the hose 38 towards the inner wall of the trapezoid cleaning filter plate 3 is communicated with a cavity 39;
thimble 31 includes thimble body 311 and apical portion 312, apical portion 312 is located the top of thimble body 311, and the outer wall cladding of thimble body 311 has a layer of clean cotton 313, and the inner wall of thimble body 311 is equipped with communicating pipe 314, and communicating pipe 314 communicates with cavity 39, and communicating pipe 314 has a plurality of groups of through-holes 315 to the end intercommunication of apical portion 312 inner wall extension, and through-hole 315 runs through apical portion 312 and outside intercommunication.
Other undescribed structures refer to example 1.
The working principle is as follows: in the invention, sewage enters a mixing treatment chamber through a material inlet 8, and is added with a decontamination medicament for decontamination, a second bevel gear 65 drives a first bevel gear 52 to rotate under the driving action of a driving motor 6, and the first bevel gear 52 drives a movable shaft 5 to rotate;
the second transmission wheel 53 drives the third transmission wheel 55 to rotate through the second transmission belt 54, the third transmission wheel 55 drives one stirring shaft 4 to rotate, the first transmission wheel 42 is sleeved on the outer wall of the stirring shaft 4, and the other stirring shaft 4 is driven to rotate through the first transmission belt 43, so that the two groups of stirring rods 41 can simultaneously mix and stir the sewage, the sewage can be better combined with a medicament, and the purification treatment of the sewage can be accelerated;
the sewage primarily filtered by the filter screen 2 enters the settling chamber, and at the moment, the first U-shaped shaft 66 drives the second limiting support rod 612 to reciprocate through the movable part 68, so that the ejector pin 31 can continuously dredge the filter screen 2, and blockage is avoided;
the second U-shaped shaft 67 drives the first limiting support rod 69 to reciprocate through the movable part 68, so that the dredging block 610 can continuously dredge sludge in the sewage outlet 9, the blockage of the sewage outlet 9 is avoided, and the sewage treatment capacity is improved;
meanwhile, after a certain amount of impurities at the bottom of the filter screen 2 are accumulated, the sealing door 131 is opened through the crank 137, so that large-particle impurities are conveyed outwards through the conveying pipeline 13;
the ejector pins 31 can dredge the trapezoidal cleaning filter plates 3 in the up-and-down movement of the trapezoidal cleaning filter plates 3, and meanwhile, the outer walls of the ejector pin bodies 311 are coated with a layer of cleaning cotton 313, so that the filter screen 2 can be effectively cleaned in the dredging process, and the dredging effect is improved; the trapezoidal cleaning filter plate 3 is formed by sintering glass fibers and metal fibers and has good filterability and permeability;
and external gas is outwards discharged through the exhaust pipe 45 and the exhaust port 46, can directly spout the upper surface of the filter screen 2, and simultaneously gas enters the communicating pipe 314 through the thimble air pipe 36, the hose 38 and the cavity 39, and then is discharged to the filter screen 2 through the through hole 315, thereby effectively avoiding silt impurities from accumulating on the surface of the filter screen 2, further dredging the filter screen 2, effectively preventing the occurrence of blocking phenomenon, and the dredging effect is better and obviously.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the invention.
In the present invention, unless otherwise expressly stated or limited, the terms "disposed," "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; they may be mechanically coupled, directly coupled, or indirectly coupled through intervening agents, both internally and/or in any other manner known to those skilled in the art. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The control mode of the invention is automatically controlled by the controller, the control circuit of the controller can be realized by simple programming of a person skilled in the art, the supply of the power supply also belongs to the common knowledge in the field, and the invention is mainly used for protecting mechanical devices, so the control mode and the circuit connection are not explained in detail in the invention.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims (10)

1. The utility model provides an explosion-proof sewage treatment plant at large-scale sewage treatment station of preventing blockking up, includes sewage treatment pond body (1), filter screen (2) and material import (8), filter screen (2) slope sets up in the inner wall of sewage treatment pond body (1), and material import (8) set up in upper end one side of sewage treatment pond body (1), its characterized in that:
the filter screen (2) divides the inner part of the sewage treatment tank body (1) into an upper part and a lower part, the upper part is a mixing treatment chamber, and the lower part is a settling chamber; two stirring shafts (4) are vertically arranged in the mixing treatment chamber, and a plurality of groups of stirring rods (41) are symmetrically arranged on two sides of the outer wall of each stirring shaft (4);
the lower part of filter screen (2) is equipped with trapezoidal clean filter plate (3), and the upper end inclined plane of trapezoidal clean filter plate (3) distributes and has a plurality of groups thimble (31), the lateral wall of mixing treatment chamber just is located upper end one side intercommunication of filter screen (2) has pipeline (13), the bottom center department intercommunication of drip chamber has drain (9).
2. The sewage treatment device of the explosion-proof and blockage-proof large-scale sewage treatment station according to claim 1, which is characterized in that: the both ends symmetry of trapezoidal clean filter plate (3) is equipped with a plurality of groups stopper (32), and stopper (32) are pegged graft perpendicularly to the lateral wall extension end of sewage treatment pond body (1) and are had bracing piece (34), and the inner wall of sewage treatment pond body (1) is equipped with spacing spout (33) that correspond with stopper (32), and the outer wall of bracing piece (34) cup joints elastic component (35).
3. The sewage treatment device of the explosion-proof and blockage-proof large-scale sewage treatment station according to claim 1, which is characterized in that: the inner wall of the stirring shaft (4) is provided with a ventilation pipeline (44), the bottom of the ventilation pipeline (44) is communicated with an exhaust pipe (45), and the bottom of the exhaust pipe (45) is provided with a plurality of groups of exhaust ports (46);
an air inlet pipe (47) is inserted into an upper port of the air duct (44), a bearing (49) is sleeved on the outer wall of the joint of the air inlet pipe (47) and the air duct (44), and an outward extending end of the air inlet pipe (47) is communicated with an external air pipe (48);
the end part of the external air pipe (48) is communicated with a thimble air pipe (36), the end of the thimble air pipe (36) extending towards the side wall of the sewage treatment pool body (1) is connected with a hose (38) through a pipeline connecting piece (37), and the end of the hose (38) extending towards the inner wall of the trapezoidal cleaning filter plate (3) is communicated with a cavity (39).
4. The sewage treatment device of the explosion-proof and blockage-proof large-scale sewage treatment station according to claim 3, wherein: the stirring shafts (4) penetrate through the outer wall of the outward extending end of the upper end wall of the sewage treatment tank body (1) and are sleeved with first driving wheels (42), a first driving belt (43) is connected between the two first driving wheels (42) in a transmission mode, the outer wall of the upper end of one stirring shaft (4) is sleeved with a third driving wheel (55), the third driving wheel (55) is connected with a second driving wheel (53) through a second driving belt (54) in a transmission mode, and a movable shaft (5) is vertically inserted into the inner wall of the second driving wheel (53);
the bottom outer wall of loose axle (5) has cup jointed first bevel gear (52), loose axle (5) carry out spacing support through two sets of fixed plates (51), and fixed plate (51) are fixed to be set up in the outer wall of sewage treatment pond body (1).
5. The sewage treatment device of the explosion-proof and blockage-proof large-scale sewage treatment station according to claim 4, wherein: one side of sewage treatment pond body (1) lower extreme outer wall is equipped with driving motor (6), the output of driving motor (6) is connected with first connecting axle (61), first connecting axle (61) are connected with second connecting axle (62) through first U type axle (66), second connecting axle (62) are connected with third connecting axle (63) through second U type axle (67), third connecting axle (63) are connected with fourth connecting axle (64) through first U type axle (66), the outside outer wall that extends the end of the lateral wall that fourth connecting axle (64) passed sewage treatment pond body (1) has cup jointed second bevel gear (65), second bevel gear (65) and first bevel gear (52) meshing are connected.
6. The sewage treatment device of the explosion-proof and blockage-proof large-scale sewage treatment station according to claim 1, which is characterized in that: one ends of the first U-shaped shaft (66) and the second U-shaped shaft (67) are movably connected with a movable part (68), the first U-shaped shaft (66) is connected with a second limiting support rod (612) through the movable part (68), and the second limiting support rod (612) is fixedly connected with the bottom of the trapezoidal cleaning filter plate (3);
second U type axle (67) is connected with first spacing branch (69) through movable part (68), and first spacing branch (69) extend the end to the inside of drain (9) and be connected with mediation piece (610), and first spacing branch (69) are spacing through support (611), and support (611) set up between the upper end both sides of drain (9).
7. The sewage treatment device of the explosion-proof and blockage-proof large-scale sewage treatment station according to claim 6, wherein: the movable part (68) comprises a movable sleeve (681), a connecting rod (682) and a rotating block (683), the movable sleeve (681) is movably sleeved on the outer wall of the U-shaped shaft, the connecting rod (682) is connected between the movable sleeve (681) and the rotating block (683), convex blocks (684) are symmetrically arranged on the two sides of the extending end of the connecting rod (682) towards the inner wall of the rotating block (683), and the connecting rod (682) is rotatably connected with the rotating block (683) through the convex blocks (684).
8. The sewage treatment device of the explosion-proof and blockage-proof large-scale sewage treatment station according to claim 1, which is characterized in that: a sealing door (131) is arranged at the connecting position of the conveying pipeline (13) and the side wall of the sewage treatment tank body (1), an L-shaped supporting rod (134) is arranged at the upper end of the sealing door (131), and a containing groove (133) corresponding to the sealing door (131) is arranged on the side wall of the sewage treatment tank body (1);
the up end of the outside extension end of L type branch (134) is equipped with locking piece (135), and the inner wall of locking piece (135) is equipped with circular fixture block (136), and the upper end of circular fixture block (136) is equipped with the lead screw perpendicularly, and the outer wall screw thread of lead screw has cup jointed screw loop bar (138), and screw loop bar (138) are fixed to be set up in outer wall one side of sewage treatment pond body (1), and the upper end of lead screw is equipped with crank (137).
9. The sewage treatment plant of the explosion-proof and blockage-proof large-scale sewage treatment station according to claim 8, characterized in that: the bottom of sealing door (131) is equipped with sealing washer (132), and the bottom of pipeline (13) is equipped with the seal groove that corresponds with sealing washer (132), and sealing washer (132) adopt the silica gel material to make.
10. The sewage treatment device of the explosion-proof and blockage-proof large-scale sewage treatment station according to claim 1, which is characterized in that: the upper end lateral wall intercommunication of drip chamber has backflow pipeline (10), and the up end of backflow pipeline (10) communicates with the up end of sewage treatment pond body (1), install booster pump (11) and reflux valve (12) on the pipeline of backflow pipeline (10).
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