CN110255761B

CN110255761B - Efficient sewage treatment plant

Info

Publication number: CN110255761B
Application number: CN201910510592.4A
Authority: CN
Inventors: 王卫红; 王祖欣; 陈震宇
Original assignee: 海德隆(上海)环保科技有限公司
Current assignee: Haidelong Shanghai Environmental Protection Technology Co ltd
Priority date: 2019-06-13
Filing date: 2019-06-13
Publication date: 2022-04-19
Anticipated expiration: 2039-06-13
Also published as: CN110255761A

Abstract

The invention discloses an efficient sewage treatment device which comprises a settling tank, a filter tank and a water storage tank, wherein the right end of the settling tank is fixedly provided with the filter tank, the left end surface of the settling tank is provided with a water inlet pipe, the right end of the filter tank is fixedly provided with the water storage tank, the right end of the water storage tank is provided with a water discharge pipe, and the upper end of the settling tank is provided with a storage bin. Carry the precipitant that comes with the hopper through the solid fixed cylinder in continuous rotation through stirring screw among the agitating unit who sets up to the setting tank in, continuous pivoted stirring screw drive stirring leaf is constantly stirred in the sewage of dispersion in the setting tank with the quick even stirring of solid fixed cylinder exhaust precipitant simultaneously, the deposit of the pollutant in the great improvement sewage, agitating unit has realized the scattering of precipitant when carrying out the stirring to sewage, great improvement sewage treatment's efficiency, realize better sedimentation treatment effect.

Description

Efficient sewage treatment plant

Technical Field

The invention relates to the technical field of sewage treatment, in particular to a high-efficiency sewage treatment device.

Background

There are various kinds of aquatic animals and plants in nature, and complex exchange of materials and energy is performed between organisms and water, and between organisms, so that a dynamic balance relationship is maintained quantitatively, but the balance is destroyed under the influence of human activities, when human beings discharge pollutants into water, some beneficial aquatic organisms are poisoned and die, and some pollution-resistant aquatic organisms are propagated, and oxygen dissolved in water is consumed in a large amount, so that the beneficial aquatic organisms are forced to live in other places due to oxygen deficiency, or die. In particular, some toxic elements are not only insoluble in water but also easily accumulated in the organism, which causes great harm to human beings, thus being very important for the treatment of sewage.

Current sewage treatment plant is low to the treatment effeciency of sewage, and the treatment effect is not good, and need artificial the salvage of going on of rubbish that produces to filtering among the sewage treatment and handle and waste time and energy, simultaneously to the precipitate that produces among the sewage treatment very convenient clearance come out, need artificial clearance of going on to be more troublesome, moreover to the heavy metal treatment of aquatic and the effect of water disinfection not good.

Disclosure of Invention

The invention aims to provide an efficient sewage treatment device, and aims to solve the problems that the existing sewage treatment device is low in sewage treatment efficiency, wastes time and labor in garbage treatment, is difficult to clean sediments, and is poor in heavy metal treatment and water disinfection effects.

The invention is realized by the following steps:

an efficient sewage treatment device comprises a settling tank, a filter tank and a water storage tank, wherein the right end of the settling tank is fixedly provided with the filter tank, the left end surface of the settling tank is provided with a water inlet pipe, the right end of the filter tank is fixedly provided with the water storage tank, the right end of the water storage tank is provided with a water discharge pipe, the upper end of the settling tank is provided with a storage bin, a vertical conveying belt is arranged at the position, close to the left end, of the inner side of the settling tank, the upper end of the conveying belt penetrates through the top of the settling tank, a roller shaft at the upper end of the conveying belt is fixedly connected with the front side wall and the rear side wall of the storage bin, a first partition plate is arranged at the right side of the conveying belt at the inner side of the settling tank, a water passing port is arranged at the position, close to the upper end, a settling chamber is arranged at the right side of the first partition plate, two left and right symmetrical collecting plates are arranged at the position, close to the bottom, of the inner side of the settling chamber, the two collecting plates are arranged in a V shape, the extruding device is fixedly arranged between the two collecting plates, the discharge end of the extruding device penetrates through the rear side wall of the settling tank and is arranged on the outer side, the upper end surface of the settling tank is provided with a stirring device at the position of the right side of the storage bin, the lower end of the stirring device penetrates through the top of the settling tank and is arranged in the settling chamber, the right side of the stirring device is provided with a hopper, the discharge end of the hopper is connected with the stirring device, the left port and the right port of the filter tank are respectively provided with a second partition plate and a third partition plate, the position of the second partition plate close to the upper end is provided with a water passing pipe, the position of the third partition plate close to the lower end is provided with a water passing pipe communicated with the water storage tank, a disinfection net is fixedly arranged in the water passing pipe, the inner side of the filter tank is respectively provided with a first filter plate and a second filter plate from top to bottom, and garbage in sewage entering through the water inlet pipe is filtered through a conveyer belt arranged in the settling tank, and send into the storage compartment and discharge through the row's of setting material groove, need not artificial rubbish to the aquatic and salvage, reduce artificial labour, time saving and labor saving, stir sewage through agitating unit and simultaneously with the precipitant intensive mixing in sewage great improvement the efficiency and the treatment effect of the precipitation treatment of the precipitant to the pollutant in the sewage through the extrusion device who sets up extrudees the clearance of discharging the automation to the sewage precipitate, need not artificial clearance, convenient and fast.

Further, the port edge that meets between setting tank, rose box and the storage water tank all is provided with fixed limit, and through the bolt fixed connection who passes fixed limit between setting tank, rose box and the storage water tank, the bottom of setting tank, rose box and storage water tank all is provided with the gyro wheel, connects the split of being convenient for between setting tank, rose box and the storage water tank through the bolt and maintains or change the part, and mutual split and installation between each box of the gyro wheel of setting tank, rose box and storage water tank are convenient for to realize sewage treatment plant's portable.

Further, the lateral wall all is provided with the draw-in groove that is used for clamping first filter and second filter around the rose box inboard, the non-woven fabrics filter layer is chooseed for use to the filter layer of first filter, filtration membrane is chooseed for use to the filter layer of second filter, and the rose box is fixed through the installation of the draw-in groove first filter and the second filter of setting up of being convenient for, chooses the first filter of non-woven fabrics filter layer for use to realize filtering the impurity of aquatic, chooses the second filter of filtration membrane for use then to realize filtering bacterium and tiny granule in the aquatic.

Further, the net conveyer belt is chooseed for use to the conveyer belt, and the width of conveyer belt slightly is less than the distance between the front and back lateral wall of setting tank, the surface of conveyer belt is provided with align to grid's broach, and the net conveyer belt is chooseed for use to the conveyer belt and is realized the filtration to aquatic rubbish, and the broach that the conveyer belt set up is convenient for carry the transport to aquatic rubbish.

Furthermore, the inboard right side that is located the conveyer belt of storage compartment is provided with the comb plate that the upper left corner slope set up, and comb tooth on comb plate and the conveyer belt cooperatees and sets up, the rear side of storage compartment is provided with the bin outlet that the downward sloping set up, and the comb plate combs the rubbish that comes off the conveyer belt transport and discharges to the storage compartment in and discharge the automatic processing that realizes rubbish through the bin outlet.

Further, agitating unit includes agitator motor, a fixed cylinder and stirring leaf, the fixed agitator motor that is provided with in upper end of a fixed cylinder, and the inboard center of a fixed cylinder is provided with discharge screw, the top that the upper end of discharge screw center pin passed the fixed cylinder is connected with agitator motor, and the lower extreme of discharge screw center pin passes under the fixed cylinder that the port is fixed to be provided with the stirring leaf, the position that the fixed cylinder is located the top of setting tank passes through feed side pipe and hopper intercommunication, and agitator motor drive stirring screw rotates, and stirring screw then carries the hopper through feed side pipe exhaust precipitant to the precipitation intracavity, and stirring screw then drives the stirring leaf simultaneously and stirs sewage and with precipitant homodisperse in sewage, great improvement sewage sedimentation's efficiency and treatment effect.

Furthermore, the disinfection net is formed by mutually interweaving and fixing a plurality of uniformly arranged longitudinal pipes and a plurality of uniformly arranged transverse pipes, the longitudinal pipes and the transverse pipes are respectively provided with exhaust holes which are uniformly distributed, the disinfection net is connected with an ozone generator through a pipeline, the longitudinal pipes and the transverse pipes disperse and convey ozone conveyed by the ozone generator and uniformly disperse in water through the exhaust holes to sterilize and disinfect filtered water.

Furthermore, the extrusion device comprises an extrusion motor, an extrusion screw rod and an extrusion cylinder, the front end of a central shaft of the extrusion screw rod penetrates through the settling tank and is fixedly connected with the extrusion motor, the rear end of the extrusion screw rod is sleeved with the extrusion cylinder, an arc-shaped guide groove is arranged below the extrusion screw rod, the left side and the right side of the guide groove are respectively and fixedly connected with the two collecting plates, a sleeve is sleeved at the position, penetrating through the rear side wall of the settling tank, of the rear end of the extrusion cylinder and is communicated with the inner side of the settling tank, a conical extrusion head is arranged at the rear end of the extrusion cylinder, the circumferential surface of the outer side of a discharge port of the extrusion head is fixedly connected with the rear end part of the sleeve, the extrusion motor drives the extrusion screw to continuously rotate to convey and extrude the sediments collected by the collecting plates into the extrusion cylinder, and drain holes arranged on the circumferential surface of the extrusion head discharge water in the sediments into the sleeve and send the sedimentation chamber back, the sediment is extruded through the outlet at the end part of the extrusion head under the action of the extrusion screw rod to realize the discharge of the sediment, and the sediment is not required to be manually cleaned conveniently and quickly.

Furthermore, the inner diameter of the sleeve is larger than the outer diameter of the extrusion cylinder, drain holes are uniformly distributed on the circumferential surface of the extrusion head, the inner diameter of the sleeve is larger than the outer diameter of the extrusion cylinder, so that water in the sleeve can be drained conveniently, and the drain holes arranged on the extrusion head can drain water in sediments.

Compared with the prior art, the invention has the beneficial effects that:

(1) according to the invention, the filtering of the garbage in water is realized through the grid conveyor belt arranged at the water inlet, meanwhile, the filtered garbage is carried upwards and conveyed while the conveyor belt rolls through the comb teeth arranged on the conveyor belt, and is guided into the storage bin through the comb teeth, and the garbage entering the storage bin is discharged through the discharge chute to be subjected to centralized treatment and discharge, so that the automatic filtering and salvaging treatment and the discharge of the garbage in water are realized without artificial garbage salvaging and cleaning, time and labor are saved, and the centralized treatment of the garbage is facilitated;

(2) the stirring screw in the stirring device continuously rotates to discharge the precipitator conveyed by the hopper into the settling tank through the fixed cylinder, and the stirring screw continuously rotates to drive the stirring blades to continuously stir to quickly and uniformly stir and disperse the precipitator discharged by the fixed cylinder into the sewage in the settling tank, so that the precipitation of pollutants in the sewage is greatly improved, the stirring device realizes the dispersion of the precipitator while stirring the sewage, the sewage treatment efficiency is greatly improved, and a better precipitation treatment effect is realized;

(3) the sediment in the settling tank is conveyed into the squeezing barrel to be squeezed through continuous rotation of a squeezing screw rod in the squeezing device, water in the squeezed sediment is drained into the sleeve through a drain hole in the squeezing head and flows back into the settling chamber, the sediment squeezed by the squeezing screw rod is squeezed out through a discharge hole of the squeezing head under the action of the squeezing screw rod after being squeezed and dehydrated, manual cleaning of the sediment is not needed, the sediment after sedimentation is discharged, automatic cleaning of the sediment is achieved, and convenience and rapidness are achieved;

(4) the first filter plate which is arranged and selects a non-woven fabric filter layer is used for filtering the residual sediment and impurities in the sewage to realize coarse filtration, and then the second filter layer which selects a filter membrane is used for filtering smaller impurities and bacteria in the sewage to realize fine filtration, so that the sewage purification and filtration effects are greatly improved;

(5) meanwhile, the invention disperses the ozone delivered by the ozone generator in the water evenly through the latticed disinfection net formed by the mutual interweaving of the longitudinal pipe and the transverse pipe and the exhaust holes evenly distributed on the longitudinal pipe and the transverse pipe, thereby greatly improving the bacteria removal of the residual bacteria in the filtered water and the oxidation of heavy metals and harmful substances by the ozone, and greatly improving the effects of sewage purification treatment and sterilization.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a front view of a high efficiency sewage treatment plant of the present invention;

FIG. 2 is a sectional view of a high efficiency sewage treatment apparatus shown in FIG. 1;

FIG. 3 is a top view of a high efficiency wastewater treatment plant shown in FIG. 1;

FIG. 4 is a right side view of a high efficiency wastewater treatment plant of FIG. 1;

FIG. 5 is a perspective view of a high efficiency sewage treatment apparatus shown in FIG. 1;

FIG. 6 is an enlarged view of a portion of the high efficiency wastewater treatment plant shown in FIG. 5;

FIG. 7 is a schematic view of a stirring device of the high efficiency sewage treatment apparatus shown in FIG. 2;

FIG. 8 is a schematic view of a disinfection screen of the high efficiency wastewater treatment plant shown in FIG. 2;

FIG. 9 is a schematic view of a filter box of the high efficiency sewage treatment apparatus shown in FIG. 5;

FIG. 10 is a schematic right sectional view of a high efficiency sewage treatment apparatus shown in FIG. 5.

In the figure: 1. a storage bin; 110. a comb plate; 111. a discharge chute; 2. a settling tank; 21. a first separator; 22. a collection plate; 23. an extrusion device; 231. an extrusion motor; 232. extruding the screw; 233. a guide groove; 234. an extrusion cylinder; 235. an extrusion head; 236. a sleeve; 24. a sedimentation chamber; 3. a water inlet pipe; 4. a roller; 5. a stirring device; 51. a stirring motor; 52. a fixed cylinder; 53. a discharge screw; 54. stirring blades; 55. feeding a square tube; 6. a hopper; 7. a filter box; 71. a second separator; 72. a first filter plate; 73. a second filter plate; 74. a third partition plate; 8. a water storage tank; 9. a drain pipe; 10. a conveyor belt; 101. comb teeth; 11. a water passing square pipe; 12. a sterilizing net; 121. a longitudinal tube; 122. a transverse tube; 123. and (4) exhausting holes.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of 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 obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Example 1, refer to fig. 1, fig. 2, fig. 3, fig. 4, and fig. 5 specifically, the device includes a settling tank 2, a filtering tank 7, and a water storage tank 8, the right end of the settling tank 2 is fixedly provided with the filtering tank 7, the filtering tank 7 is provided to filter sewage, the left end surface of the settling tank 2 is provided with the water inlet pipe 3, sewage enters the settling tank 2 through the water inlet pipe 3 to be settled, the right end of the filtering tank 7 is fixedly provided with the water storage tank 8 for storing purified water, the connecting port edges between the settling tank 2, the filtering tank 7, and the water storage tank 8 are all provided with fixing edges, the settling tank 2, the filtering tank 7, and the water storage tank 8 are fixedly connected by bolts passing through the fixing edges, the bottoms of the settling tank 2, the filtering tank 7, and the water storage tank 8 are all provided with rollers 4, the settling tank 2, the filtering tank 7, and the water storage tank 8 are connected by bolts for facilitating the separation for internal maintenance or component replacement, the roller 4 arranged at the bottom of the settling tank 2, the filtering tank 7 and the water storage tank 8 is convenient for mutual separation and installation among the tanks, and the movement of the sewage treatment device is realized, the flexibility of use is increased, the right end of the water storage tank 8 is provided with the drain pipe 9, the drain pipe 9 realizes the discharge of purified water, the upper end of the settling tank 2 is provided with the storage bin 1, the storage bin 1 is used for temporarily storing garbage filtered by the conveyer belt 10, the inner side of the settling tank 2 close to the left end is provided with the vertical conveyer belt 10, the upper end of the conveyer belt 10 penetrates through the top of the settling tank 2, the roller shaft at the upper end of the conveyer belt 10 is fixedly connected with the front and rear side walls of the storage bin 1, the conveyer belt 10 filters the garbage in the water entering the settling tank 2 and conveys the filtered garbage upwards into the storage bin 1, the inner side of the settling tank 2 is provided with the first baffle 21 positioned at the right side of the conveyer belt 10, a water passing port is arranged at the position, close to the upper end, of the first partition plate 21, water filtered by the conveyor belt 10 enters the sedimentation cavity 24 through the water passing port on the first partition plate 21, the right side of the first partition plate 21 is provided with the sedimentation cavity 24, the sedimentation cavity 24 is used for carrying out sedimentation treatment on sewage, the inner side of the sedimentation cavity 24 is provided with a left collecting plate 22 and a right collecting plate 22 which are symmetrical at the position, close to the bottom, the two collecting plates 22 are arranged in a V shape, the collecting plates 22 collect settled sediments, an extruding device 23 is fixedly arranged between the two collecting plates 22, the discharging end of the extruding device 23 penetrates through the rear side wall of the sedimentation box 2 to be arranged at the outer side, the extruding device 23 extrudes and discharges the sediments collected by the collecting plates 22, a stirring device 5 is arranged at the position, close to the right side of the storage bin 1, of the upper end face of the sedimentation box 2, and the lower end of the stirring device 5 penetrates through the top of the sedimentation box 2 to be arranged in the sedimentation cavity 24, the sewage in the sedimentation chamber 24 is stirred by the stirring device 5, the right side of the stirring device 5 is provided with the hopper 6, the discharge end of the hopper 6 is connected with the stirring device 5, the stirring device 5 discharges and disperses the precipitant in the hopper 6 into the sedimentation chamber 24 while stirring the sewage, the left and right ports of the filter box 7 are respectively provided with a second partition plate 71 and a third partition plate 74, the position of the second partition plate 71 close to the upper end is provided with a water passing port, the water after sedimentation treatment enters the filter box 7 through the water passing port on the second partition plate 71, the position of the third partition plate 74 close to the lower end is provided with a water passing square pipe 11 communicated with the water storage tank 8, the water passing square pipe 11 is internally and fixedly provided with a disinfection net 12, the filtered water in the filter box 7 is discharged into the water storage tank 8 through the water passing square pipe 11 and is sterilized and disinfected under the action of the disinfection net 12, the inner side of the filter box 7 is respectively provided with a first filter plate 72 and a second filter plate 73 from top to bottom, the first filter plate 72 performs coarse filtration on the sewage, and the second filter plate 73 performs fine filtration on the sewage;

referring to fig. 9 specifically, the front and rear side walls of the inner side of the filter box 7 are provided with clamping grooves for clamping the first filter plate 72 and the second filter plate 73, the filter layer of the first filter plate 72 is a non-woven fabric filter layer, the filter layer of the second filter plate 73 is a filter membrane, the filter box 7 is convenient for the first filter plate 72 and the second filter plate 73 to be installed and fixed through the arranged clamping grooves, the first filter plate 72 which is the non-woven fabric filter layer is used for filtering impurities in water, and the second filter plate 73 which is the filter membrane is used for filtering bacteria and fine particles in water;

referring to fig. 2, fig. 3, fig. 4, fig. 5 and fig. 6, the conveyor belt 10 is a mesh conveyor belt, the width of the conveyor belt 10 is slightly smaller than the distance between the front and rear side walls of the settling tank 2, the surface of the conveyor belt 10 is provided with uniformly arranged comb teeth 101, the conveyor belt 10 is a mesh conveyor belt to filter the garbage in the water, and the comb teeth 101 arranged on the conveyor belt 10 are convenient for carrying and conveying the garbage in the water;

referring to fig. 3, fig. 4, fig. 5 and fig. 6, a comb plate 110 disposed obliquely to the upper left corner is disposed at the right side of the conveyor belt 10 at the inner side of the storage bin 1, the comb plate 110 is disposed in cooperation with the comb teeth 101 on the conveyor belt 10, a discharge chute 111 disposed obliquely downward is disposed at the rear side of the storage bin 1, and the comb plate 110 combs off the garbage conveyed by the conveyor belt 10 and discharges the garbage into the storage bin 1 and through the discharge chute 111;

referring to fig. 7 specifically, the stirring device 5 includes a stirring motor 51, a fixed cylinder 52 and stirring blades 54, the upper end of the fixed cylinder 52 is fixedly provided with the stirring motor 51, the center of the inner side of the fixed cylinder 52 is provided with a discharging screw 53, the upper end of the central shaft of the discharging screw 53 passes through the top of the fixed cylinder 52 and is connected with the stirring motor 51, the lower end of the central shaft of the discharging screw 53 passes through the lower port of the fixed cylinder 52 and is fixedly provided with the stirring blades 54, the part of the fixed cylinder 52 located above the settling tank 2 is communicated with the hopper 6 through a feeding square pipe 55, the stirring motor 5 drives the stirring screw 53 to rotate, the stirring screw 53 conveys the precipitant discharged from the hopper 6 through the feeding square pipe 55 into the settling chamber 24, and the stirring screw 53 drives the stirring blades 54 to stir the sewage and uniformly disperse the precipitant in the sewage;

referring to fig. 8, the disinfection net 12 is formed by a plurality of longitudinal pipes 121 arranged uniformly and a plurality of transverse pipes 122 arranged uniformly, which are interlaced and fixed with each other, and the longitudinal pipes 121 and the transverse pipes 122 are both provided with vent holes 123 arranged uniformly, the disinfection net 12 is connected with an ozone generator through a pipeline, the longitudinal pipes 121 and the transverse pipes 122 disperse and convey ozone from the ozone generator and uniformly disperse in water through the vent holes 123 to sterilize and disinfect filtered water;

referring to fig. 10, the extruding device 23 includes an extruding motor 231, an extruding screw 232 and an extruding cylinder 234, the front end of the central shaft of the extruding screw 232 passes through the settling tank 2 and is fixedly connected with the extruding motor 231, the rear end of the extruding screw 232 is sleeved with the extruding cylinder 234, the lower part of the extruding screw 232 is provided with an arc-shaped guide groove 233, the left and right sides of the guide groove 233 are respectively and fixedly connected with the two collecting plates 22, the rear end of the extruding cylinder 234 passes through the rear side wall of the settling tank 2 and is sleeved with a sleeve 236, the sleeve 236 is communicated with the inner side of the settling tank 2, the rear end of the extruding cylinder 234 is provided with a conical extruding head 235, the circumferential surface of the outer side of the discharging port of the extruding head 235 is fixedly connected with the rear end of the sleeve 236, the inner diameter of the sleeve 236 is larger than the outer diameter of the extruding cylinder 234, the circumferential surface of the extruding head 235 is uniformly provided with water discharging holes, the extruding motor 231 drives the extruding screw 232 to continuously rotate to convey and extrude the sediments collected by the collecting plates 22 into the extruding cylinder 234, the discharge holes arranged on the circumferential surface of the extrusion head 235 discharge the water in the extruded sediment into the sleeve 236 and back into the sedimentation chamber 24, and the sediment is extruded out through the outlet at the end of the extrusion head 235 under the action of the extrusion screw 232 to realize the discharge of the sediment.

The invention filters the garbage in the sewage entering through the water inlet pipe 3 by the conveyer belt 10 arranged in the settling tank 2, the filtered garbage is sent into the storage bin 1 under the action of the conveyer belt 10 and is discharged through the arranged discharge groove 111, the garbage in the water does not need to be artificially salvaged, the labor force is reduced, time and labor are saved, the stirring motor 5 drives the stirring screw 53 to rotate, the stirring screw 53 conveys the precipitator discharged from the hopper 6 through the feeding square pipe 55 into the settling chamber 24, meanwhile, the stirring screw 53 drives the stirring blade 54 to stir the sewage and uniformly disperse the precipitator in the sewage, the efficiency and the treatment effect of the precipitator on the precipitation of pollutants in the sewage are greatly improved, the precipitated sediments are concentrated through the collecting plate 22, the extruding motor 231 drives the extruding screw 232 to continuously rotate to convey and extrude the sediments collected by the collecting plate 22 into the extruding cylinder 234, the water in the extruded sediment is discharged into the sleeve 236 by the water discharge holes arranged on the circumferential surface of the extrusion head 235 and is sent back to the sedimentation chamber 24, the sediment is extruded out through the outlet at the end part of the extrusion head 235 under the action of the extrusion screw 232 to realize the discharge of the sediment, the automatic cleaning of the sewage sediment is realized, the manual cleaning is not needed, the sediment cleaning is convenient and fast, the water after the sedimentation treatment enters the filter tank 7, realize filtering the impurity of aquatic through first filter 72, second filter 73 then realizes filtering bacterium and tiny particle in the aquatic, realize the purification of sewage, strengthen the purifying effect of sewage, the water after the purification is arranged to storage water tank 8 through water square pipe 11 in, ozone generator passes through the pipeline and carries ozone to disinfection net 12 department, ozone discharges through the exhaust hole 123 homodisperse on vertical pipe 121 and the horizontal pipe 122 and realizes disinfecting the water.

The device obtained by the design can basically meet the requirements of high sewage treatment efficiency, time and labor saving in garbage treatment, convenient and quick sediment cleaning, good heavy metal treatment and water disinfection effects of the existing sewage treatment device, but the designer further improves the device based on the purpose of further perfecting the functions of the device.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an efficient sewage treatment plant, includes setting tank (2), rose box (7) and storage water tank (8), its characterized in that: a filter tank (7) is fixedly arranged at the right end of the settling tank (2), a water inlet pipe (3) is arranged at the left end face of the settling tank (2), a water storage tank (8) is fixedly arranged at the right end of the filter tank (7), a water discharge pipe (9) is arranged at the right end of the water storage tank (8), a storage bin (1) is arranged at the upper end of the settling tank (2), a vertical conveying belt (10) is arranged at the position, close to the left end, of the inner side of the settling tank (2), the upper end of the conveying belt (10) penetrates through the top of the settling tank (2), a roller shaft at the upper end of the conveying belt (10) is fixedly connected with the front side wall and the rear side wall of the storage bin (1), a first partition plate (21) is arranged at the right side of the conveying belt (10) at the inner side of the settling tank (2), a water passing port is arranged at the position, close to the upper end of the first partition plate (21), a settling chamber (24) is arranged at the right side of the first partition plate (21), the inner side of the sedimentation chamber (24) is provided with a left collecting plate (22) and a right collecting plate (22) which are symmetrical, the two collecting plates (22) are arranged in a V shape, an extruding device (23) is fixedly arranged between the two collecting plates (22), the discharging end of the extruding device (23) penetrates through the rear side wall of the sedimentation tank (2) to be arranged on the outer side, the upper end surface of the sedimentation tank (2) is provided with a stirring device (5) at the right side of the storage bin (1), the lower end of the stirring device (5) penetrates through the top of the sedimentation tank (2) to be arranged in the sedimentation chamber (24), the right side of the stirring device (5) is provided with a hopper (6), the discharging end of the hopper (6) is connected with the stirring device (5), the left port and the right port of the filter tank (7) are respectively provided with a second partition plate (71) and a third partition plate (74), the position of the second partition plate (71) close to the upper end is provided with a water passing port, a water passing square pipe (11) communicated with the water storage tank (8) is arranged at a position, close to the lower end, of the third partition plate (74), a disinfection net (12) is fixedly arranged in the water passing square pipe (11), and a first filter plate (72) and a second filter plate (73) are respectively arranged on the inner side of the filter box (7) from top to bottom;

fixing edges are arranged at the edges of connected ports among the settling tank (2), the filtering tank (7) and the water storage tank (8), the settling tank (2), the filtering tank (7) and the water storage tank (8) are fixedly connected through bolts penetrating through the fixing edges, and rollers (4) are arranged at the bottoms of the settling tank (2), the filtering tank (7) and the water storage tank (8);

a comb plate (110) which is obliquely arranged towards the upper left corner is arranged on the inner side of the storage bin (1) and is positioned on the right side of the conveyor belt (10), the comb plate (110) is matched with comb teeth (101) on the conveyor belt (10), and a discharge groove (111) which is obliquely arranged downwards is arranged on the rear side of the storage bin (1);

the stirring device (5) comprises a stirring motor (51), a fixed cylinder (52) and stirring blades (54), the stirring motor (51) is fixedly arranged at the upper end of the fixed cylinder (52), a discharging screw rod (53) is arranged at the center of the inner side of the fixed cylinder (52), the upper end of the central shaft of the discharging screw rod (53) penetrates through the top of the fixed cylinder (52) to be connected with the stirring motor (51), the lower end of the central shaft of the discharging screw rod (53) penetrates through the lower port of the fixed cylinder (52) to be fixedly provided with the stirring blades (54), and the part of the fixed cylinder (52) above the settling box (2) is communicated with the hopper (6) through a feeding square pipe (55);

extrusion device (23) are including extrusion motor (231), extrusion screw (232) and recipient (234), the front end of the center pin of extrusion screw (232) passes precipitation box (2) fixedly connected with extrusion motor (231), and the rear end cover of extrusion screw (232) is equipped with recipient (234), extrusion screw (232) below is provided with circular-arc guide way (233), and the left and right sides of guide way (233) respectively with two collecting plate (22) fixed connection, the position cover that the rear end of recipient (234) passed the rear wall of precipitation box (2) is equipped with sleeve (236), and sleeve (236) and precipitation box (2) inboard intercommunication, recipient (234) rear end is provided with conical extrusion head (235), and extrudes the periphery in the first (235) discharge gate outside and the rear end fixed connection of sleeve (236).

2. The efficient sewage treatment device according to claim 1, wherein the front and rear side walls of the inside of the filter box (7) are provided with clamping grooves for clamping the first filter plate (72) and the second filter plate (73), the filter layer of the first filter plate (72) is a non-woven fabric filter layer, and the filter layer of the second filter plate (73) is a filter membrane.

3. The efficient sewage treatment device according to claim 2, wherein the conveyer belt (10) is a mesh conveyer belt, the width of the conveyer belt (10) is slightly smaller than the distance between the front and rear side walls of the settling tank (2), and the surface of the conveyer belt (10) is provided with uniformly arranged comb teeth (101).

4. The efficient sewage treatment device according to claim 3, wherein said disinfection net (12) is formed by a plurality of longitudinal pipes (121) and a plurality of transverse pipes (122) which are uniformly arranged and interlaced with each other, and exhaust holes (123) which are uniformly arranged are arranged on both the longitudinal pipes (121) and the transverse pipes (122), and said disinfection net (12) is connected with an ozone generator through a pipeline.

5. The efficient wastewater treatment device according to claim 4, wherein the inner diameter of the sleeve (236) is larger than the outer diameter of the extrusion cylinder (234), and the circumferential surface of the extrusion head (235) is uniformly provided with drainage holes.