CN112337187A - Domestic sewage pretreatment equipment device and domestic sewage pretreatment method - Google Patents

Abstract

The invention relates to domestic sewage pretreatment equipment, in particular to the field of domestic sewage treatment, and the domestic sewage pretreatment equipment comprises the following parts: the device comprises a filtering device, a driving device, a settling device and a sewage discharging device, wherein the filtering device is used for stirring and collecting large garbage in water, the driving device is positioned above the whole device and is used for driving the filtering device to operate, the settling device is positioned on one side of the filtering device and is used for settling impurities in the water in the filtering device, and the sewage discharging device is positioned below the device and is used for collecting garbage dirt left in the device.

Description

Domestic sewage pretreatment equipment device and domestic sewage pretreatment method

Technical Field

The invention relates to the field of waste gas treatment, in particular to domestic sewage pretreatment equipment.

Background

The urban domestic sewage is a product in urban development, the production amount of the urban domestic sewage is continuously increased along with the acceleration of the urban and industrial processes, the pollution is increasingly serious, and the sustainable development of urban social economy is severely restricted. The treatment of water pollution and the protection of water resources are not only the problems worldwide but also the urgent needs of China for urban and rural areas. Domestic sewage is various kinds of sewage collected by urban sewer systems, and is mixed sewage. Domestic sewage can be discharged only after being treated to reach relevant discharge standards, so that water pollution is avoided.

At present, the sewage discharge amount of small and medium-sized cities accounts for more than half of the total sewage discharge amount of the whole country, and with the rapid development of future urban construction, the discharge amount of domestic sewage is increased by several times or even more than ten times, so that the deterioration of the water environment is increased.

Therefore, the initial pretreatment from the individual family can improve the water treatment efficiency more effectively, but the domestic sewage may have larger and difficult-to-treat domestic garbage, such as plastic bags, which can block the sewer if directly discharged to the sewer, cause the channel blockage and cause more harm to the environment.

Disclosure of Invention

One of the purposes of the invention is to solve the problems that larger and difficult-to-treat garbage in domestic sewage is directly discharged, a channel is blocked, and the environment is damaged in the prior art.

The second purpose of the invention is to provide a domestic sewage pretreatment method.

In order to achieve one of the purposes, the invention adopts the following scheme: a domestic sewage pretreatment device, which is characterized in that,

the method comprises the following steps: the device comprises a filtering device, a driving device, a settling device and a sewage discharge device;

the filtering device includes: the domestic sewage filter comprises a filter box body, a sewage inlet, a rotating shaft and blades, wherein the sewage inlet is formed in one side of the upper part of the filter box body, and domestic sewage is added into the filter box body through the sewage inlet; the filter device also comprises a rotating shaft and blades, the upper part of the filter box body is provided with a plurality of rotating shafts, and the rotating shafts are alternately distributed with a plurality of blades; filter the box top and be provided with drive arrangement, drive arrangement includes: the filter comprises a planetary gear, a transmission belt wheel, a transmission belt and a motor, wherein the planetary gear is positioned above a filter box body, the transmission belt wheel is connected above a sun gear in the planetary gear, the transmission belt wheel is connected with another transmission belt wheel through the transmission belt, the motor is arranged below the other transmission belt wheel, each planetary pinion in the planetary gear is connected with a rotating shaft, and the position of a gravity center shaft of each planetary pinion is fixed;

the sedimentation device comprises a box body, an upper partition plate, a lower partition plate, inclined plates and a water outlet, wherein one end of the box body is connected to the filtering box body, the water outlet is arranged at the upper end of the other side of the box body, the upper partition plate and the lower partition plate are arranged in the box body, the upper end of the upper partition plate is connected to the top in the box body, a gap is reserved between the lower part of the upper partition plate and the bottom in the box body, the lower end of the lower partition plate is connected to the upper part of the bottom of the box body, a gap is reserved between the lower part of the lower partition plate and the top of the box body; the bottom of subsiding the device is provided with waste fitting discharging, waste fitting discharging includes: blowdown scraper blade, drain, storage dirt groove, the blowdown scraper blade sets up the bottom in the box, and one end stretches out outside the box in addition, sets up a blowdown scraper blade between two lower baffles, leaves the clearance between the lower extreme of going up the baffle and the blowdown scraper blade, and the bottom of box is provided with the drain, and the area of drain is less than the area of blowdown scraper blade, stores up dirt groove setting in the box below, stores up the upper end in dirt groove and is provided with the spout, the below of box be provided with spout complex slide rail.

Preferably, the lower end of the gear ring of the planetary gear is provided with a circular sliding rail, the upper end of the filtering box body is provided with a circular sliding groove, and the circular sliding rail is matched with the circular sliding groove.

Preferably, the upper partition plates and the lower partition plates are distributed in a staggered mode, the staggered partition plates prolong the flow of sewage in the settling tank, the settling time of the sewage is prolonged, and therefore the settling effect of the sewage is enhanced.

Preferably, the inclined plate is connected to one end of the lower partition plate higher than the other end thereof.

Preferably, the place where the box body is connected with the filtering box body is an upper partition plate.

Preferably, the place where the box body is connected with the water outlet is a lower clapboard.

Preferably, the blades are spirally and uniformly arranged on the rotating shaft, and the blades on different rotating shafts are arranged in a mutually crossed manner.

Preferably, a dust cover is arranged above the planetary gear.

In order to achieve the second purpose, the invention adopts the following technical scheme: a domestic sewage pretreatment method comprises the following steps

The method comprises the following steps:

it is internal to filter, domestic sewage gets into the rose box from the water inlet, it is internal that the motor starts to drive driving pulley, driving pulley passes through another driving pulley of conveyer belt drive and rotates, another driving pulley drives the sun gear among the planetary gear and rotates, sun gear drives planet pinion and rotates, planet pinion drives the rotation axis, rubbish and the bold impurity stirring in rotatory epaxial blade with domestic sewage, make rubbish adhere to on the blade or stop in the water whirlpool that the blade stirred.

Subside, the internal water of rose box gets into in the box from the below opening part of being connected with the box, water gets into through the clearance of last baffle below, through a plurality of layers of swash plate, the slope part of swash plate is retained the dirt of aquatic in the below of slope part, because water pressure upwards flows, the dirt will be in the state that receives ascending power always, water withdraws from the top clearance of baffle down behind the swash plate, fall into down between baffle and the last baffle, the clearance of following last baffle below again gets into, with this circulation, last water is discharged from the delivery port through the swash plate.

Blowdown, dirt fall from the swash plate below, and the blowdown scraper blade pulls open, and the dirt falls from the drain of box below, and the dirt falls into and stores up dirty inslot, and the blowdown scraper blade is playback again to the primary importance after the dirt discharges and is sealed the drain, and the dirt in the dirty inslot of storing up is removable after filling down to empty.

According to the invention, larger garbage in water is transferred to the middle for separation through the rotation of the blades, so that the separation of the larger garbage and impurities is realized, the larger garbage is prevented from being directly discharged, the subsequent impurities in water are settled in a mode of matching ascending water flow with the inclined plate, the separation of the impurities in water from water is realized, the effect of pretreatment on domestic sewage is improved, and the problems that the larger and difficultly treated garbage in the domestic sewage is directly discharged, a channel is blocked and the environment is damaged in the prior art are solved.

Drawings

Fig. 1 is an overall schematic view of a domestic sewage pretreatment apparatus according to an embodiment of the present invention.

Fig. 2 is a schematic sectional view of a filter of a domestic sewage pretreatment apparatus according to an embodiment of the present invention.

Fig. 3 is a schematic perspective view of a settling device of domestic sewage pretreatment equipment according to an embodiment of the present invention.

Fig. 4 is an enlarged schematic view of a chute and a slide rail of a domestic sewage pretreatment apparatus according to an embodiment of the present invention.

FIG. 5 is a schematic view of the arrangement of blades of a domestic sewage pretreatment apparatus according to an embodiment of the present invention

FIG. 6 is a bottom view of a sewage scraper of a domestic sewage pretreatment apparatus according to an embodiment of the present invention

FIG. 7 is a schematic view of the overall flow of a domestic sewage pretreatment apparatus according to an embodiment of the present invention

FIG. 8 is a schematic diagram of a flow path of a lower partition plate of a domestic sewage pretreatment apparatus according to an embodiment of the present invention

100. Filter device 101, sewage inlet 102 and filter box body

103. Rotating shaft 104 and blade

200. Drive device 201, motor 202, and transmission pulley

203. Conveyor belt 204 and planetary gear

300. Sedimentation device 301, box 302 and upper partition plate

303. Lower baffle plate 304, sloping plate 305 and water outlet

400. Blowdown device 401, blowdown port 402 and blowdown scraper blade

403. Dirt storage tank 404, slide rail 405 and chute

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clear and fully described, embodiments of the present invention are further described in detail below with reference to the accompanying drawings. It is to be understood that the specific embodiments described herein are merely illustrative of some embodiments of the invention and are not limiting of the invention, and that all other embodiments obtained by those of ordinary skill in the art without the exercise of inventive faculty are within the scope of the invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "inner", "outer", "top", "bottom", "side", "vertical", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "a," "an," "first," "second," "third," "fourth," "fifth," and "sixth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

For the purposes of simplicity and explanation, the principles of the embodiments are described by referring mainly to examples. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the embodiments. It will be apparent, however, to one skilled in the art that the embodiments may be practiced without these specific details. In some instances, well-known methods and structures have not been described in detail so as not to unnecessarily obscure the embodiments. In addition, all embodiments may be used in combination with each other.

The first embodiment is as follows:

the embodiment of the application provides a domestic sewage pretreatment equipment, its characterized in that includes: the device comprises a filtering device, a driving device, a settling device and a sewage discharge device;

specifically, as shown in fig. 1, the overall layout of the domestic sewage pretreatment device is shown.

As shown in fig. 2, the filtering apparatus includes: the domestic sewage filter comprises a filter box body, a sewage inlet, a rotating shaft and blades, wherein the sewage inlet is formed in one side of the upper part of the filter box body, and domestic sewage is added into the filter box body through the sewage inlet; the filter device also comprises a rotating shaft and blades, the upper part of the filter box body is provided with a plurality of rotating shafts, and the rotating shafts are alternately distributed with a plurality of blades; filter the box top and be provided with drive arrangement, drive arrangement includes: the filter comprises a planetary gear, a conveying belt wheel, a conveying belt and a motor, wherein the planetary gear is positioned above a filter box body, the conveying belt wheel is connected above a sun gear in the planetary gear and is connected with another conveying belt wheel through the conveying belt, the motor is arranged below the other conveying belt wheel, each planetary pinion in the planetary gear is connected with one rotating shaft, and the center of gravity of each planetary pinion is fixed in position.

As shown in fig. 3, the settling device comprises a box body, an upper partition plate, a lower partition plate, inclined plates and a water outlet, wherein one end of the box body is connected to the filtering box body, the water outlet is arranged at the upper end of the other side of the box body, the upper partition plate and the lower partition plate are arranged in the box body and are distributed in a staggered manner, the staggered partition plates prolong the flow of sewage in the settling box and prolong the settling time of the sewage, so that the settling effect of the sewage is enhanced, the upper end of the upper partition plate is connected to the top in the box body, a gap is reserved between the lower end of the upper partition plate and the bottom in the box body, the lower end of the lower partition plate is connected to the upper end of the bottom in the box body and is reserved at the top in the box body, the inclined plates are arranged on one side of the lower partition plate, the inclined plates are positioned between the upper partition, when water passes through the inclined plate upwards, the water is accumulated in the inclined part of the inclined plate and then flows upwards from the lower part of the inclined part, and at the moment, dirt carried in the water is always subjected to the upward force of the water in the period so as to be accumulated at the top end in the inclined direction, so that a better dirt accumulation effect can be achieved; from the second lower partition plate, each lower partition plate arranged in the subsequent process is slightly lower than the previous lower partition plate, so that the pressure below the inclined plate in the subsequent cavity can be controlled to be slightly higher than that in the previous cavity; the bottom of subsiding the device is provided with waste fitting discharging, waste fitting discharging includes: the sewage draining device comprises a sewage draining scraper plate, a sewage draining outlet and a sewage storing groove, wherein the sewage draining scraper plate is arranged at the bottom end in the box body, the other end of the sewage draining scraper plate extends out of the box body, a sewage draining scraper plate is arranged between two lower partition plates, a gap is reserved between the lower end of the upper partition plate and the sewage draining scraper plate, the bottom end of the box body is provided with the sewage draining outlet, the area of the sewage draining outlet is smaller than that of the sewage draining scraper plate, and the sewage;

as shown in fig. 4, the upper end of the dirt storage wiper is provided with a chute, and the lower part of the box body is provided with a slide rail matched with the chute.

Example two:

as shown in fig. 5, the embodiment of the present application provides a domestic sewage pretreatment device, wherein, the blades are evenly arranged on the rotating shaft in a spiral manner, the blades on different rotating shafts are arranged in a cross manner, a certain gap is provided between every two staggered blades, and when the two blades are staggered, the distance of one blade is left at the other two ends of the two blades, so that the blades after long-time use are prevented from being damaged by excessive interference during rotation, and the quantity of large garbage treatment can be effectively increased.

The blowdown scraper blade is the Jiong word structure of only bottom open-ended, Jiong shape structure can increase the holistic structural strength of blowdown scraper blade, improve its life, simultaneously after the blowdown scraper blade is pulled out, the dirt that falls in the bottom half can be pushed away to the drain to a face of its side, make the bottom half maintain bright and clean, effectively reduced the dirt of next during operation and remained, the space of blowdown scraper blade below also can not stay the below to the dirt of drain, the dirt of below just can arrive the blowdown export once more when the blowdown scraper blade returns, holistic blowdown effect has been improved.

The remaining features are the same as in the first embodiment.

Example three:

as shown in fig. 7, a domestic sewage pretreatment method includes the following steps:

it is internal to filter, domestic sewage gets into the rose box from the water inlet, it is internal that the motor starts to drive driving pulley, driving pulley passes through another driving pulley of conveyer belt drive and rotates, another driving pulley drives the sun gear among the planetary gear and rotates, sun gear drives planet pinion and rotates, planet pinion drives the rotation axis, rubbish and the bold impurity stirring in rotatory epaxial blade with domestic sewage, make rubbish adhere to on the blade or stop in the water whirlpool that the blade stirred.

Subside, the internal water of rose box gets into in the box from the below opening part of being connected with the box, water gets into through the clearance of last baffle below, through a plurality of layers of swash plate, the slope part of swash plate is retained the dirt of aquatic in the below of slope part, because water pressure upwards flows, the dirt will be in the state that receives ascending power always, water withdraws from the top clearance of baffle down behind the swash plate, fall into down between baffle and the last baffle, the clearance of following last baffle below again gets into, with this circulation, last water is discharged from the delivery port through the swash plate.

Blowdown, dirt fall from the swash plate below, and the blowdown scraper blade pulls open, and the dirt falls from the drain of box below, and the dirt falls into and stores up dirty inslot, and the blowdown scraper blade is playback again to the primary importance after the dirt discharges and is sealed the drain, and the dirt in the dirty inslot of storing up is removable after filling down to empty.

Although the illustrative embodiments of the present invention have been described above to enable those skilled in the art to understand the present invention, the present invention is not limited to the scope of the embodiments, and it is apparent to those skilled in the art that all the inventive concepts using the present invention are protected as long as they can be changed within the spirit and scope of the present invention as defined and defined by the appended claims.

Claims (9)

1. A domestic sewage pretreatment apparatus, comprising:

a filter device, the filter device comprising:

the filtering box body is a hollow container;

the sewage inlet is arranged above one end of the filtering box body;

the rotating shafts are arranged at the upper end inside the filtering box body, and the number of the rotating shafts is multiple;

the blades are distributed on rotating shafts, and each rotating shaft is provided with a plurality of blades;

a drive device disposed above the filter box body, the drive device having:

the planetary gear is positioned above the filter box body;

the motor is arranged on one side of the planetary gear;

two transmission belt wheels, wherein one transmission belt wheel is connected to the planetary gear, and the other transmission belt wheel is arranged on the motor;

a conveyor belt connecting the two conveyor belt wheels;

a sedimentation device having:

one end of the box body is connected to the filtering box body;

the upper partition plate is arranged in the box body, the upper end of the upper partition plate is connected to the top in the box body, and a gap is reserved between the lower part of the upper partition plate and the bottom in the box body;

the lower partition plate is arranged in the box body, the upper end of the lower partition plate is connected to the bottom in the box body, and a gap is reserved between the upper end of the lower partition plate and the top in the box body;

the inclined plate is arranged on one side of the lower partition plate, the inclined plate is positioned between the upper partition plate and the lower partition plate, and a gap is reserved between one end of the inclined plate and the upper partition plate;

a sewage drainage apparatus having:

the sewage draining outlet is arranged at the bottom end of the box body;

the pollution discharge scraper is arranged at the bottom end in the box body, and one pollution discharge scraper is arranged between the two lower partition plates;

the sewage storage tank is arranged below the box body.

2. The domestic sewage pretreatment device of claim 1, wherein said blades are of soft gel material.

3. The domestic sewage pretreatment apparatus of claim 1, wherein said blades are uniformly arranged in a spiral shape on the rotation axis.

4. The domestic sewage pretreatment apparatus of claim 1, wherein the inclined plate is connected to one end of the lower partition plate higher than the other end thereof.

5. The domestic sewage pretreatment apparatus of claim 1, wherein said circulating water filtering part further comprises a spring, one end of said spring is connected to the lower side of said filter plate, and the other end is connected to a protrusion part in the middle of a groove in the bottom of said housing.

6. The domestic sewage pretreatment device of claim 1, wherein the bottom of the housing further comprises a sewage outlet, and the sewage outlet is positioned below the groove at the bottom of the housing.

7. The domestic sewage pretreatment device of claim 1, wherein a slide rail is further disposed below the tank body.

8. The domestic sewage pretreatment device of claim 1, wherein a sliding groove is further formed at the upper end of the sewage storage groove, and the sliding groove is matched with the sliding rail.

9. A domestic sewage pretreatment method comprises the following steps:

it is internal to filter, domestic sewage gets into the rose box from the water inlet, it is internal that the motor starts to drive driving pulley, driving pulley passes through another driving pulley of conveyer belt drive and rotates, another driving pulley drives the sun gear among the planetary gear and rotates, sun gear drives planet pinion and rotates, planet pinion drives the rotation axis, rubbish and the bold impurity stirring in rotatory epaxial blade with domestic sewage, make rubbish adhere to on the blade or stop in the water whirlpool that the blade stirred.

Subside, the internal water of rose box gets into in the box from the below opening part of being connected with the box, water gets into through the clearance of last baffle below, through a plurality of layers of swash plate, the slope part of swash plate is retained the dirt of aquatic in the below of slope part, because water pressure upwards flows, the dirt will be in the state that receives ascending power always, water withdraws from the top clearance of baffle down behind the swash plate, fall into down between baffle and the last baffle, the clearance of following last baffle below again gets into, with this circulation, last water is discharged from the delivery port through the swash plate.

Blowdown, dirt fall from the swash plate below, and the blowdown scraper blade pulls open, and the dirt falls from the drain of box below, and the dirt falls into and stores up dirty inslot, and the blowdown scraper blade is playback again to the primary importance after the dirt discharges and is sealed the drain, and the dirt in the dirty inslot of storing up is removable after filling down to empty.

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