CN111559810B

CN111559810B - Energy-saving sewage treatment plant

Info

Publication number: CN111559810B
Application number: CN202010447101.9A
Authority: CN
Inventors: 厚金库; 刘胜民; 刘福林; 吴基成; 白杰; 林春飞; 刘斌
Original assignee: Heilongjiang Construction and Installation Group Co Ltd
Current assignee: Heilongjiang Construction and Installation Group Co Ltd
Priority date: 2020-05-25
Filing date: 2020-05-25
Publication date: 2022-01-28
Anticipated expiration: 2040-05-25
Also published as: CN111559810A

Abstract

The invention relates to an energy-saving sewage treatment device, which comprises a sewage treatment cylinder, a medicament bin opening and closing device and a rotating mechanism, wherein the medicament bin opening and closing device is arranged on the sewage treatment cylinder; the upper part of the sewage treatment cylinder is provided with a sewage bin and a medicament bin; the lower wall of the sewage bin is provided with a sewage inlet, the lower wall of the medicament bin is internally provided with a moving groove, a medicament bin switch plate is slidably arranged in the moving groove, and the lower surface of the medicament bin switch plate is provided with a medicament bin switch shifting sheet; the rotating mechanism comprises a transmission shaft, an impeller and an impact wheel; the transmission shaft is horizontally arranged and can be rotatably arranged in the sewage treatment cylinder; the impeller comprises an impeller shaft and a plurality of blades arranged on the impeller shaft; the impeller is arranged at one end of the transmission shaft and is arranged below the sewage port; the impact wheel is arranged at the other end of the transmission shaft and is positioned below the medicament bin switch plate; and a plurality of impact sheets are arranged on the outer part of the impact wheel in a circumferential array. The energy-saving sewage treatment device can control the opening and closing times of the medicament bin according to the sewage amount and automatically adjust the medicament dosage.

Description

Energy-saving sewage treatment plant

Technical Field

The invention relates to the field of sewage treatment, in particular to an energy-saving sewage treatment device.

Background

Modern wastewater treatment methods are largely classified into physical treatment, chemical treatment and biological treatment.

The current common sewage treatment mode is as follows: treating sewage by using a flocculation technology; flocculation is that suspended particles in water or liquid are gathered to be larger or form floccules, so that the coagulation of particles is accelerated, and the aim of solid-liquid separation is achieved.

For example, the invention patent with application number 201711367364.3 and application date 2018.06.12 discloses a sewage treatment machine, which comprises an outer barrel, an inner barrel and a medicament barrel; the stirring speed can be automatically reduced according to the generation of flocculating constituents in the coagulation process, and the coagulation process is simplified; however, the sewage treatment machine has the following disadvantages: the amount of the added medicament cannot be accurately controlled.

Disclosure of Invention

The invention provides an energy-saving sewage treatment device, which aims to solve the problem that the ideal sewage treatment effect cannot be achieved due to inaccurate addition of a flocculating agent in the conventional sewage treatment device.

The energy-saving sewage treatment device adopts the following technical scheme:

an energy-saving sewage treatment device comprises a sewage treatment cylinder, a medicament bin opening and closing device and a rotating mechanism; the upper part of the sewage treatment cylinder is provided with a sewage bin and a medicament bin; the lower wall of the sewage bin is provided with a sewage inlet, the lower wall of the medicament bin is internally provided with a moving groove, the medicament bin opening and closing device comprises a medicament bin switch plate and a spring, the medicament bin switch plate is slidably arranged in the moving groove, the spring is arranged between the inner end of the medicament bin switch plate and the inner end of the moving groove so as to enable the medicament bin switch plate to slide towards the direction far away from the moving groove, and the lower surface of the medicament bin switch plate is provided with a medicament bin switch shifting sheet;

the rotating mechanism comprises a transmission shaft, an impeller and an impact wheel; the transmission shaft is horizontally arranged and can be rotatably arranged in the sewage treatment cylinder; the impeller comprises an impeller shaft and a plurality of blades arranged on the impeller shaft; the impeller is arranged at one end of the transmission shaft and is arranged below the sewage inlet; the impact wheel is arranged at the other end of the transmission shaft and is positioned below the medicament bin switch plate; the outside circumference array of striking wheel is provided with a plurality of striking pieces, and the medicament storehouse switch plectrum is stirred to the striking piece.

Further, the device also comprises an inner cylinder; the inner cylinder is fixedly connected inside the sewage treatment cylinder and is positioned at the central position on the horizontal plane, the left end and the right end of the inner cylinder are symmetrically provided with communicating holes, and the transmission shaft penetrates through the communicating holes.

Further, the device also comprises a stirring mechanism; the stirring mechanism comprises a transmission mechanism, an eccentric wheel, a piston rod spring, a piston rod and a stirring bin; the eccentric wheel is arranged in the inner cylinder, the stirring bin is arranged outside the inner cylinder, a plurality of convection holes are formed in the upper end of the stirring bin, a plurality of piston rods are circumferentially arrayed on the eccentric wheel, the piston rods penetrate through the wall of the inner cylinder and the wall of the stirring bin to the inside of the stirring bin, a piston rod end plate is arranged at one end, in contact with the eccentric wheel, of each piston rod, and a piston rod spring is sleeved on each piston rod and arranged between the piston rod end plate and the inner cylinder; the transmission mechanism is arranged in the inner cylinder and is connected with the transmission shaft and the eccentric wheel.

Further, the transmission mechanism comprises a first bevel gear, a second bevel gear and a bevel gear shaft; the first bevel gear is arranged on the transmission shaft, the second bevel gear is arranged on the bevel gear shaft, the first bevel gear is meshed with the second bevel gear, and the bevel gear shaft is connected with the eccentric wheel.

Furthermore, the convection hole is in a round table shape with a small upper part and a big lower part, one end of the stirring bin is fixedly connected on the inner cylinder, and the other end of the stirring bin is fixedly connected on the wall of the sewage treatment cylinder.

Furthermore, a water outlet extending outwards is formed in the side wall of the lower portion of the treatment cylinder, a water outlet switch is fixedly mounted on the water outlet, a filter screen is arranged in the water outlet, and the filter screen is arranged on the inner side of the water outlet switch.

Further, the sewage bin and the medicament bin are sequentially arranged along the left and right direction; the volume of the sewage bin is larger than that of the medicament bin.

Furthermore, the lower end of the sewage inlet is provided with a water inlet switch plate, the outer wall of the upper part of the sewage treatment cylinder extends outwards to form a convex block, the convex block is provided with an insertion hole penetrating through the cylinder wall, the water inlet switch plate extends out of the insertion hole, the convex block is provided with a switch groove extending up and down, the switch plate is provided with a positioning hole, and a switch pin is arranged in the switch groove and the positioning hole.

Furthermore, a plurality of inner cylinder feet are symmetrically arranged at the lower end of the inner cylinder, and inner cylinder foot bases are correspondingly arranged below the inner cylinder feet; the inner cylinder foot is connected with the outer wall of the sewage bin treatment cylinder through bolts.

The invention has the beneficial effects that: the energy-saving sewage treatment device can control the times of opening and closing the medicament bin through the size of the sewage quantity, automatically adjust the medicament dosage, and prevent the condition of medicament waste caused by insufficient medicament dosage, incomplete flocculation reaction or excessive medicament dosage; meanwhile, the impeller is driven to rotate by utilizing the sewage kinetic energy, so that power is provided to rotate the rotating mechanism, and energy is saved;

the stirring mechanism is provided with an eccentric wheel and a piston rod, and utilizes the suction and the push of fluid to promote the water in the sewage treatment tank to flow, namely, the stirring is carried out in the sewage treatment tank, so that all parts of sewage in the sewage treatment tank are fully contacted with the flocculating agent, and the sewage treatment effect is more ideal. And the stirring mechanism has simple and compact structure, stable operation, difficult damage and long service life.

The energy-saving sewage treatment device is provided with the inner cylinder, the inner cylinder is arranged in the middle, the transmission mechanism, the eccentric wheel and the like can be protected, the mechanism is installed, particularly, water is enabled to be positioned at the periphery of the inner cylinder, the circulating fluidity and the stirring efficiency of the water are increased, and the flocculation efficiency is improved.

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, and 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 these drawings without creative efforts.

FIG. 1 is a schematic structural view of an embodiment of a sewage treatment apparatus according to the present invention;

FIG. 2 is a cross-sectional view taken along A-A of FIG. 1;

FIG. 3 is an overall schematic view of the impeller of the present invention;

FIG. 4 is a cross-sectional view taken along line B-B of FIG. 1;

fig. 5 is a schematic view of the overall structure of the propeller shaft 2;

fig. 6 is an overall sectional illustration of the propeller shaft 2;

fig. 7 is a plan view of the sewage and chemical tanks of the sewage treatment apparatus.

In the figure: 1. a sewage treatment tank; 11. a sewage bin; 12. a medicament bin; 13. a sewage inlet; 15. a water inlet switch pin; 16. a water inlet switch plate; 2. a drive shaft; 22. a first shaft sleeve; 23. an impeller; 24. a blade; 25. an eccentric wheel; 26. a rubber gasket; 27. a bevel gear shaft; 28. a first bevel gear; 29. a second bevel gear; 210. a percussion wheel; 211. a striking plate; 212. a medicament bin switch plectrum; 213. a medicament bin switch plate; 214. a bearing seal ring; 215. a second shaft sleeve; 216. a third shaft sleeve; 217. a spring; 218. an eccentric wheel hole; 220. a first shaft shoulder; 221. a second shaft shoulder; 222. a shaft shoulder III; 224. a second bearing; 3. a stirring bin; 31. a stirring bin base; 35. a convection hole; 36. a piston rod; 37. a piston rod spring; 38. a piston rod end piece; 4. a water outlet; 41. a water outlet switch; 43. a filter screen; 54. an inner cylinder foot base; 55. an inner cylinder leg; 10. an inner cylinder.

Detailed Description

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 only a part of the embodiments of the present invention, and not all of the embodiments. 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.

An embodiment of an energy-saving sewage treatment apparatus according to the present invention, as shown in fig. 1 to 7, includes a sewage treatment tank 1, a chemical bin opening and closing device, and a rotation mechanism. The upper part of the sewage treatment cylinder 1 is provided with a sewage bin 11 and a medicament bin 12. The lower wall of the sewage bin 11 is provided with a sewage inlet 13, and the lower wall of the medicament bin 12 is internally provided with a moving groove. The medicament bin opening and closing device comprises a medicament bin opening and closing plate 213 and a spring 217, the medicament bin opening and closing plate 213 is slidably installed in the moving groove, the spring 217 is arranged between the inner end of the medicament bin opening and closing plate 213 and the inner end of the moving groove to enable the medicament bin opening and closing plate 213 to slide in the direction away from the moving groove, and a medicament bin opening and closing dial 212 is arranged on the lower surface of the medicament bin opening and closing plate 213. The lower side of the moving groove is provided with a abdication notch which has abdication effect on the medicament cabin switch plectrum and can prevent the medicament from entering the inside of the moving groove. The sewage bin 11 and the chemical bin 12 are arranged in sequence along the left-right direction. The volume of the sewage bin 11 is larger than that of the medicament bin 12. The lower end of the sewage inlet 13 is provided with a water inlet switch plate 16, the outer wall of the upper part of the sewage treatment cylinder 1 extends outwards to form a convex block, the convex block is provided with an insertion hole penetrating through the cylinder wall, the water inlet switch plate 16 extends out of the insertion hole, the convex block is provided with a switch groove extending up and down, the switch plate is provided with a positioning hole, and a switch pin is arranged in the switch groove and the positioning hole.

The rotation mechanism comprises a drive shaft 2, an impeller 23 and an impact wheel 210. The transmission shaft 2 is horizontally arranged and rotatably arranged in the sewage treatment cylinder 1. The impeller 23 includes an impeller shaft and a plurality of blades 24 provided on the impeller shaft. The impeller 23 is installed at one end of the transmission shaft 2 and is disposed below the sewage inlet 13. The striker 210 is mounted to the other end of the drive shaft 2 below the drug cartridge opening/closing plate 213. The striking wheel 210 is provided with a plurality of striking sheets 211 in a circumferential array on the outer side, and the striking sheets 211 strike the medicament bin switch poking sheets 212. The impact times of the medicament bin switch plectrum are controlled by sewage amount, the larger the sewage amount is, the more frequent the impact times of the impact wheel 210 and the impact piece 211 are, the more the medicament bin switch plate 213 is opened, and the more the medicament amount is added.

The inner cylinder 10 is fixedly connected inside the sewage treatment cylinder 1 and is positioned at the central position on the horizontal plane, the lower end of the inner cylinder 10 is symmetrically provided with a plurality of inner cylinder feet 55, and inner cylinder foot bases 54 are correspondingly arranged below the inner cylinder feet 55. The inner cylinder foot base 54 is connected with the outer wall of the sewage treatment cylinder through bolts. The inner cylinder 10 is stably fixed to the center of the sewage treatment cylinder 1. The left end and the right end of the inner cylinder 10 are symmetrically provided with communicating holes, and the transmission shaft 2 penetrates through the communicating holes. The transmission shaft 2 and the communication hole are sealed by a bearing seal ring 214.

The energy-saving sewage treatment device also comprises a stirring mechanism. The stirring mechanism comprises a transmission mechanism, an eccentric wheel 25, a piston rod spring 37, a piston rod 36 and a stirring bin 3. The eccentric wheel 25 is arranged in the inner cylinder 10, the stirring bin 3 is arranged outside the inner cylinder 10, the upper end of the stirring bin 3 is provided with a plurality of convection holes 35, the convection holes 35 are in a round table shape with a small upper part and a big lower part, one end of the stirring bin 3 is fixedly connected on the inner cylinder 10, and the other end of the stirring bin is fixedly connected on the wall of the sewage treatment cylinder. The eccentric wheel 25 is circumferentially arrayed with a plurality of piston rods 36, the piston rods 36 penetrate through the inner cylinder wall and the stirring bin 3 wall to the inside of the stirring bin 3, a piston rod end piece 38 is arranged at one end of the piston rod 36, which is in contact with the eccentric wheel 25, and a piston rod spring 37 is sleeved on the piston rod and is arranged between the piston rod end piece 38 and the inner cylinder 10. The transmission mechanism is arranged in the inner cylinder, isolates sewage and medicament, and has a protection effect on the transmission mechanism, and the transmission mechanism is connected with the transmission shaft 2 and the eccentric wheel 25. The bottom walls of the stirring bin base 31 and the inner cylinder are positioned on the same plane in the sewage treatment cylinder 1.

The transmission mechanism comprises a first bevel gear 28, a second bevel gear 29 and a bevel gear shaft 27. The first bevel gear 28 is arranged on the drive shaft 2, the second bevel gear 29 is arranged on the bevel gear shaft 27, the first bevel gear 28 is engaged with the second bevel gear 29, the eccentric wheel is provided with an eccentric wheel hole 218 penetrating through the eccentric wheel, and the bevel gear shaft 27 is connected with the eccentric wheel 25. The bevel gear shaft 27 is rotatably connected in the inner cylinder through a second bearing 224, so that the bevel gear shaft 27 is more stable. The lower end of the bevel gear shaft 27 is connected with the bottom wall of the inner cylinder through a bearing, and a third shaft sleeve 216 is arranged on the second bevel gear 29 and a second bearing 224 to limit the second bevel gear 29. And a rubber gasket 26 is used between the first bearing and the eccentric wheel 25, so that a buffer effect is realized between the bearing and the eccentric wheel.

The transmission shaft 2 is divided into a first shaft section, a second shaft section, a third shaft section and a fourth shaft section, the shaft diameters of the first shaft section, the second shaft section, the third shaft section and the third shaft section are sequentially increased, and the shaft diameter of the fourth shaft section is smaller than that of the third shaft section, so that a first shaft shoulder 220, a second shaft shoulder 221 and a third shaft shoulder 222 are formed. The impeller 23 is provided with a key groove, the impeller 23 is sleeved on the first shaft section of the transmission shaft 2 through key connection, the left side of the impeller 23 is clamped at the first shaft shoulder 220 of the transmission shaft 2, the right side of the impeller 23 is clamped on the first shaft sleeve 22, and the first shaft shoulder 220 and the first shaft sleeve 22 are matched to limit the impeller 23; the first bevel gear 28 is arranged on the second shaft section, one end of the first bevel gear is clamped at the second shaft shoulder 221, and the other end of the first bevel gear is meshed with the second bevel gear 29, so that the position of the first bevel gear 28 is fixed, and the first bevel gear 28 is limited; the impact wheel 210 is sleeved on the fourth shaft section of the transmission shaft 2 through key connection, the left side of the impact wheel 210 is clamped on the second shaft sleeve 215, the right side of the impact wheel 210 is clamped at the third shaft shoulder 222 of the transmission shaft 2, and the second shaft sleeve 215 and the third shaft shoulder 222 are matched to limit the impact wheel 210.

The side wall of the lower part of the treatment cylinder is provided with a water outlet which extends outwards, a water outlet switch 41 is fixedly arranged on the water outlet, a filter screen 43 is arranged in the water outlet, and the filter screen 43 is arranged at the inner side of the water outlet switch 41.

The working principle is as follows: during operation, external sewage gets into in the sewage storehouse 11, extract water inlet swizzle 15 this moment, take out water inlet switch plate 16, make sewage water inlet 13 open, sewage falls down from sewage water inlet 13, drive impeller 23 and rotate, impeller 23 drives transmission shaft 2 and rotates, transmission shaft 2 drives striking wheel 210 and rotates, striking piece 211 can intermittent type nature striking medicament storehouse switch plectrum 212, lead to medicament storehouse switch plate 213 intermittent type nature to open, the flow that sewage water inlet 13 flowed into sewage is big more, the rivers time is longer, then striking wheel 210 and striking piece 211 striking number of times are more frequent, medicament storehouse switch plate 213 opens the number of times more, the medicine volume that adds just more.

Meanwhile, the transmission shaft 2 can drive the first bevel gear 28 to rotate, the first bevel gear 28 is meshed with the second bevel gear 29, the first bevel gear 28 drives the second bevel gear 29 to rotate and drives the bevel gear shaft 27 to rotate, the bevel gear shaft 27 rotates and drives the eccentric wheel 25 to rotate, the eccentric wheel 25 extrudes the piston rod end plates 38 in turn, so that the piston rods 36 move, when sewage reaches the position above the liquid level of the stirring bin, the medicament and the sewage form mixed solution, the piston rods can suck the mixed solution from the convection holes 35 in a moving mode, the sucked mixed solution is compressed afterwards, the mixed solution is sprayed out, water flow is stirred, and a stirring effect is achieved. After flocculation, a water outlet switch can be opened, and the treated water flows out of the water outlet 4 through the filter screen 43.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The utility model provides an energy-saving sewage treatment plant, includes the sewage treatment jar, its characterized in that: the device also comprises a medicament bin opening and closing device and a rotating mechanism; the upper part of the sewage treatment cylinder is provided with a sewage bin and a medicament bin; the lower wall of the sewage bin is provided with a sewage inlet, the lower wall of the medicament bin is internally provided with a moving groove, the medicament bin opening and closing device comprises a medicament bin switch plate and a spring, the medicament bin switch plate is slidably arranged in the moving groove, the spring is arranged between the inner end of the medicament bin switch plate and the inner end of the moving groove so as to enable the medicament bin switch plate to slide towards the direction far away from the moving groove, and the lower surface of the medicament bin switch plate is provided with a medicament bin switch shifting sheet;

the rotating mechanism comprises a transmission shaft, an impeller and an impact wheel; the transmission shaft is horizontally arranged and can be rotatably arranged in the sewage treatment cylinder; the impeller comprises an impeller shaft and a plurality of blades arranged on the impeller shaft; the impeller is arranged at one end of the transmission shaft and is arranged below the sewage inlet; the impact wheel is arranged at the other end of the transmission shaft and is positioned below the medicament bin switch plate; a plurality of impact sheets are circumferentially arranged outside the impact wheel in an array mode, and the impact sheets stir the medicament bin switch shifting sheets; also comprises an inner cylinder; the inner cylinder is fixedly connected inside the sewage treatment cylinder and is positioned at the central position on the horizontal plane, the left end and the right end of the inner cylinder are symmetrically provided with communicating holes, and the transmission shaft penetrates through the communicating holes; the device also comprises a stirring mechanism; the stirring mechanism comprises a transmission mechanism, an eccentric wheel, a piston rod spring, a piston rod and a stirring bin; the eccentric wheel is arranged in the inner cylinder, the stirring bin is arranged outside the inner cylinder, a plurality of convection holes are formed in the upper end of the stirring bin, a plurality of piston rods are circumferentially arrayed on the eccentric wheel, the piston rods penetrate through the wall of the inner cylinder and the wall of the stirring bin to the inside of the stirring bin, a piston rod end plate is arranged at one end, in contact with the eccentric wheel, of each piston rod, and a piston rod spring is sleeved on each piston rod and arranged between the piston rod end plate and the inner cylinder; the transmission mechanism is arranged in the inner cylinder and is connected with the transmission shaft and the eccentric wheel.

2. The energy-saving sewage treatment apparatus according to claim 1, wherein: the transmission mechanism comprises a first bevel gear, a second bevel gear and a bevel gear shaft; the first bevel gear is arranged on the transmission shaft, the second bevel gear is arranged on the bevel gear shaft, the first bevel gear is meshed with the second bevel gear, and the bevel gear shaft is connected with the eccentric wheel.

3. The energy-saving sewage treatment apparatus according to claim 1, wherein: the convection hole is in a round table shape with a small upper part and a big lower part, one end of the stirring bin is fixedly connected on the inner cylinder, and the other end of the stirring bin is fixedly connected on the wall of the sewage treatment cylinder.

4. The energy-saving sewage treatment apparatus according to claim 1, wherein: the side wall of the lower part of the treatment cylinder is provided with a water outlet extending outwards, a water outlet switch is fixedly arranged on the water outlet, a filter screen is arranged in the water outlet, and the filter screen is arranged on the inner side of the water outlet switch.

5. The energy-saving sewage treatment apparatus according to claim 1, wherein: the sewage bin and the medicament bin are sequentially arranged along the left and right directions; the volume of the sewage bin is larger than that of the medicament bin.

6. The energy-saving sewage treatment apparatus according to claim 1, wherein: the lower extreme of sewage water inlet is equipped with the water inlet switch board, and outwards extend on the outer wall on sewage treatment jar upper portion has the lug, sets up the inserted hole that runs through the jar wall on the lug, and the water inlet switch board stretches out the inserted hole, is provided with the switch slot that extends from top to bottom on the lug, has the locating hole on the switch board, is provided with the switch round pin in switch slot and the locating hole.

7. The energy-saving sewage treatment apparatus according to claim 1, wherein: a plurality of inner cylinder feet are symmetrically arranged at the lower end of the inner cylinder, and inner cylinder foot bases are correspondingly arranged below the inner cylinder feet; the inner cylinder foot base is connected with the outer wall of the sewage treatment cylinder through bolts.