1. A sewage treatment device comprises a shell (2) and is characterized in that a purification mechanism is arranged at the bottom of the shell (2), a third guide plate (10) is fixedly mounted in the shell (2), the third guide plate (10) is of an inverted funnel shape, a support plate (13) is fixedly mounted on the upper end face of the third guide plate (10), a servo motor (21) is fixedly mounted on the upper end of the support plate (13), an output shaft is fixedly mounted at the output end of the servo motor (21), two top plates are symmetrically, obliquely and fixedly connected to the upper end of the output shaft, a filter screen plate (5) is fixedly mounted on the upper ends of the two top plates together, the filter screen plate (5) is of an inverted cone shape, a second guide plate (9) is fixedly sleeved on the side wall of the filter screen plate (5), and the second guide plate (9) is located below the filter screen plate (5), the motor shaft is characterized in that a driving gear (17) is fixedly mounted on the side wall of the motor shaft (18), two driven gears (19) are symmetrically meshed and connected to the driving gear (17), a vertical shaft (22) is fixedly mounted at the center of the lower end of each driven gear (19), a first cam (14) is fixedly mounted at the lower end of each vertical shaft (22) and penetrates through the lower end face of the supporting plate (13), each vertical shaft (22) is rotatably connected into the side wall of the supporting plate (13), a driving wheel (16) is fixedly mounted on the side wall of each vertical shaft (22), each driving wheel (16) is in transmission connection with a driven wheel (24) through a transmission belt (20), a vertical shaft (25) is vertically and fixedly inserted into the center of each driven wheel (24), a lower connecting plate (26) is rotatably connected to the lower end of each vertical shaft (25), and each lower connecting plate (26) is fixedly mounted on the inner wall of the housing (2), every all rotate on the upper end lateral wall of vertical scroll (25) and be connected with upper junction plate (15), every the equal fixed mounting of right-hand member of upper junction plate (15) is on the inner wall of casing (2), every the equal fixed mounting of the upper end of vertical scroll (25) has No. two cam (23), every the upper end of No. two cam (23) all is provided with stock guide (8), every stock guide (8) all inclines fixed mounting on the lateral wall of casing (2), every the top of stock guide (8) all is provided with cleans the mechanism, the top of filter plate (5) is provided with strikes off the mechanism.

2. The sewage treatment device according to claim 1, wherein each sweeping mechanism comprises a stepping motor and two transmission gears, each stepping motor is fixedly installed in the inner wall of the housing (2), the output end of each stepping motor penetrates through the inner wall of the housing (2) and is fixedly connected to the center of the transmission gear, the two transmission gears are in transmission connection through a transmission chain (7), a plurality of cleaning brushes (1) are fixedly connected to the side wall of each transmission gear at equal intervals, and each cleaning brush (1) is attached to the upper surface of a first material guide plate (8).

3. The sewage treatment device according to claim 1, wherein each scraping mechanism comprises a vertical plate (3) and scrapers (6), each vertical plate (3) is installed on the upper end surface in the housing (2), each scraper (6) is obliquely and fixedly installed on the lower end surface of the vertical plate (3), and each scraper (6) is attached to the surface of the screen plate (5) and is in sliding connection with the surface of the screen plate (5).

4. The sewage treatment device according to claim 1, wherein the purification mechanism comprises a driving motor and a rotating shaft, the driving motor is fixedly installed in the side wall of the housing (2), the output end of the driving motor penetrates through the bottom end surface in the housing (2) and is fixedly installed with the rotating shaft, and a plurality of stirring blades (11) are symmetrically and fixedly installed on the side wall of the rotating shaft.

5. The sewage treatment device according to claim 1, wherein two drainage pipes are symmetrically and fixedly arranged on the side wall of the housing (2), each drainage pipe is communicated with the inside of the housing (2), and the filtering cover (12) is fixedly covered at the communication position of the drainage pipe and the inside of the housing (2).

6. The sewage treatment device according to claim 1, wherein a connecting plate (4) is vertically and fixedly installed at the center of the upper end surface of the housing (2), and the lower end of the connecting plate (4) penetrates through the upper end surface of the housing (2) and is opposite to the filter screen plate (5).

7. The sewage treatment device according to claim 1, wherein a plurality of discharge openings corresponding to the third guide plate (10) and the first guide plate (8) are symmetrically formed on the side wall of the housing (2).

8. The sewage treatment device according to claim 1, wherein a liquid inlet is arranged on the side wall of the shell (2), and a single valve is arranged in the liquid inlet.

Background

And (3) sewage treatment, namely a process of purifying the sewage to meet the water quality requirement of discharging the sewage into a certain water body or reusing the sewage. Sewage treatment is widely applied to various fields such as buildings, agriculture, traffic, energy, petrifaction, environmental protection, urban landscape, medical treatment, catering and the like, and is increasingly used in daily life of common people.

The condition that mud and impurity plugged up the filter screen often appears in current sewage treatment process leads to filter equipment filtration efficiency low, and the poor condition of filter effect influences the normal use of device.

In order to solve the above problems, we propose a sewage treatment apparatus to solve the above problems.

Disclosure of Invention

The invention aims to overcome the defects that the filtering efficiency of a filtering device is low, the filtering effect is poor and the normal use of the device is influenced due to the fact that the filtering screen is blocked by sludge and impurities frequently in the existing sewage treatment process in the prior art, and accordingly the sewage treatment device is provided.

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

a sewage treatment device comprises a shell, wherein a purification mechanism is arranged at the bottom of the shell, a third guide plate is fixedly installed in the shell, the third guide plate is of an inverted funnel shape, a support plate is fixedly installed on the upper end face of the third guide plate, a servo motor is fixedly installed at the upper end of the support plate, an output shaft is fixedly installed at the output end of the servo motor, two top plates are symmetrically and obliquely fixedly connected to the upper end of the output shaft, a filter screen plate is fixedly installed at the upper ends of the two top plates together, the filter screen plate is in an inverted cone shape, a second guide plate is fixedly sleeved on the side wall of the filter screen plate and positioned below the filter screen plate, a driving gear is fixedly installed on the side wall of a motor shaft, two driven gears are symmetrically meshed and connected to the driving gear, and a vertical shaft is fixedly installed at the center of the lower end of each driven gear, the lower end of each vertical shaft penetrates through the lower end face of the supporting plate and is fixedly provided with a first cam, the vertical shafts are rotatably connected into the side walls of the supporting plate, the side walls of the vertical shafts are fixedly provided with driving wheels, each driving wheel is connected with a driven wheel through a transmission belt, the center of each driven wheel is vertically and fixedly inserted with a vertical shaft, the lower end of each vertical shaft is rotatably connected with a lower connecting plate, each lower connecting plate is fixedly arranged on the inner wall of the shell, the upper end side wall of each vertical shaft is rotatably connected with an upper connecting plate, the right end of each upper connecting plate is fixedly arranged on the inner wall of the shell, the upper end of each vertical shaft is fixedly provided with a second cam, the upper end of each second cam is provided with a first guide plate, and each first guide plate is obliquely and fixedly arranged on the side wall of the shell, and a cleaning mechanism is arranged above each material guide plate, and a scraping mechanism is arranged above the filter screen plate.

Preferably, every clean the mechanism and all include step motor and two drive gear, every the equal fixed mounting of step motor is in the inner wall of casing, every step motor's output all runs through the inner wall of casing and fixed connection is in drive gear's center department, two through drive chain transmission connection between the drive gear, every a plurality of cleaning brushes of fixedly connected with of impartial interval on drive gear's the lateral wall, every the cleaning brush all pastes with the upper surface of stock guide one number mutually.

Preferably, every strike off the mechanism and include riser and scraper blade, every the riser all installs the up end in the casing, every the equal slope fixed mounting of scraper blade is at the lower terminal surface of riser, every the scraper blade all pastes with the surface of filter screen board and with sliding connection between the surface of filter screen board.

Preferably, purification mechanism includes driving motor and axis of rotation, driving motor fixed mounting is in the lateral wall of casing, driving motor's output runs through bottom face and fixed mounting in the casing has the axis of rotation, symmetry fixed mounting has a plurality of stirring leaves on the lateral wall of axis of rotation.

Preferably, two liquid discharge pipes are symmetrically and fixedly mounted on the side wall of the shell, each liquid discharge pipe is communicated with the inside of the shell, and the filter cover is fixedly covered at the communication position of the liquid discharge pipes and the inside of the shell.

Preferably, the center of the upper end face of the shell is vertically and fixedly provided with a connecting plate, and the lower end of the connecting plate penetrates through the upper end face of the shell and is just opposite to the filter screen plate.

Preferably, a plurality of discharge openings corresponding to the third material guide plate and the first material guide plate are symmetrically formed in the side wall of the shell.

Preferably, a liquid inlet is formed in the side wall of the shell, and a single valve is arranged in the liquid inlet.

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

when the servo motor drives the motor shaft to rotate, the servo motor can drive the driving gear to rotate so as to drive the driven gear to rotate and further drive the vertical shaft to rotate, the vertical shaft can drive the driving gear and the first cam to rotate, and the first cam can continuously hit the third material guide plate so as to vibrate the third material guide plate, so that filter residues on the third material guide plate are discharged from the discharge opening; simultaneously the action wheel can drive through the drive belt and rotate from the driving wheel, and then drive from the driving wheel rotation, and then drive the vertical scroll and rotate, vertical scroll pivoted in-process can drive No. two cam rotations, No. two cam can be continuous hits the stock guide of beating, make the continuous vibration of stock guide, the filter residue on the stock guide of being convenient for is discharged from the bin outlet fast, avoided the filter residue to filter screen board, No. one stock guide and No. three stock guides plug up, sewage treatment plant's filter effect has been improved, the normal use of device has been guaranteed.

Drawings

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

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;

fig. 3 is a schematic diagram of a large-scale structure at B in fig. 1.

In the figure: the device comprises a cleaning brush 1, a shell 2, a vertical plate 3, a connecting plate 4, a filter screen plate 5, a scraper 6, a transmission chain 7, a guide plate 8I, a guide plate 9 II, a guide plate 10 III, stirring blades 11, a filter cover 12, a support plate 13, a cam 14I, an upper connecting plate 15, a driving wheel 16, a driving gear 17, a motor shaft 18, a driven gear 19, a transmission belt 20, a servo motor 21, a vertical shaft 22, a cam 23 II, a driven gear 24, a vertical shaft 25 and a lower connecting plate 26.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1-3, a sewage treatment device comprises a housing 2, a purifying mechanism is arranged at the bottom of the housing 2, a third material guiding plate 10 is fixedly installed in the housing 2, the third material guiding plate 10 is in an inverted funnel shape, a supporting plate 13 is fixedly installed on the upper end surface of the third material guiding plate 10, a servo motor 21 is fixedly installed on the upper end of the supporting plate 13, an output shaft is fixedly installed at the output end of the servo motor 21, two top plates are symmetrically and obliquely fixedly connected to the upper end of the output shaft, a filter screen plate 5 is jointly and fixedly installed at the upper ends of the two top plates, the filter screen plate 5 is in an inverted cone shape, a second material guiding plate 9 is fixedly installed on the side wall of the filter screen plate 5, the second material guiding plate 9 is positioned below the filter screen plate 5, a driving gear 17 is fixedly installed on the side wall of a motor shaft 18, two driven gears 19 are symmetrically engaged with each driving gear 17, a vertical shaft 22 is fixedly installed at the center of the lower end of each driven gear 19, the lower end of each vertical shaft 22 penetrates through the lower end face of the supporting plate 13 and is fixedly provided with a first cam 14, the servo motor 21 drives the motor shaft 18 to rotate, and in the process, the servo motor also drives the driving gear 17 to rotate, further drives the driven gear 19 to rotate, further drives the vertical shaft 22 to rotate, the vertical shaft 22 drives the driving gear 16 and the first cam 14 to rotate, the first cam 14 continuously strikes the third material guide plate 10, so that the third material guide plate 10 vibrates, and filter residues on the third material guide plate 10 are discharged from a discharge hole;

the vertical shafts 22 are rotatably connected in the side walls of the supporting plate 13, driving wheels 16 are fixedly mounted on the side walls of each vertical shaft 22, each driving wheel 16 is in transmission connection with a driven wheel 24 through a transmission belt 20, a vertical shaft 25 is vertically and fixedly inserted in the center of each driven wheel 24, the lower end of each vertical shaft 25 is rotatably connected with a lower connecting plate 26, each lower connecting plate 26 is fixedly mounted on the inner wall of the shell 2, an upper connecting plate 15 is rotatably connected on the side wall of the upper end of each vertical shaft 25, the right end of each upper connecting plate 15 is fixedly mounted on the inner wall of the shell 2, a second cam 23 is fixedly mounted at the upper end of each vertical shaft 25, a first guide plate 8 is arranged at the upper end of each second cam 23, each first guide plate 8 is obliquely and fixedly mounted on the side wall of the shell 2, and when sewage enters the shell 2 through the connecting plates 4, the sewage falls on the filter screen plate 5, the filter screen plate 5 filters the sewage, residual filter residues on the filter screen plate 5 are remained on the filter screen plate 5, and the filtered sewage passes through the filter screen plate 5 and then falls on the second material guide plate 9, and falls on the third material guide plate 10 along the second material guide plate 9 for further filtering;

furthermore, a cleaning mechanism is arranged above each first guide plate 8, each cleaning mechanism comprises a stepping motor and two transmission gears, each stepping motor is fixedly installed in the inner wall of the shell 2, the output end of each stepping motor penetrates through the inner wall of the shell 2 and is fixedly connected to the center of each transmission gear, the two transmission gears are in transmission connection through a transmission chain 7, a plurality of cleaning brushes 1 are fixedly connected to the side wall of each transmission gear at equal intervals, each cleaning brush 1 is attached to the upper surface of the first guide plate 8, the stepping motor drives the transmission gears to rotate through the output ends, the two driven gears are in transmission through the transmission chains 7, and then the cleaning brushes 1 are driven to clean filter residues on the first guide plates 8, so that the filter residues are finally discharged from the discharge port;

furthermore, a scraping mechanism is arranged above the filter screen plate 5, each scraping mechanism comprises a vertical plate 3 and a scraper 6, each vertical plate 3 is installed on the upper end face in the shell 2, each scraper 6 is obliquely and fixedly installed on the lower end face of each vertical plate 3, each scraper 6 is attached to the surface of the filter screen plate 5 and is in sliding connection with the surface of the filter screen plate 5, the output end of the servo motor 21 can drive the motor shaft 18 to rotate so as to drive the filter screen plate 5 to rotate, and the scraper 6 is matched with the filter screen plate 5 to scrape filter residues on the filter screen plate 5 so that the filter residues fall on the first material guide plate 8;

the purifying mechanism comprises a driving motor and a rotating shaft, the driving motor is fixedly arranged in the side wall of the shell 2, the output end of the driving motor penetrates through the bottom end face in the shell 2 and is fixedly provided with the rotating shaft, and a plurality of stirring blades 11 are symmetrically and fixedly arranged on the side wall of the rotating shaft;

two liquid discharge pipes are symmetrically and fixedly arranged on the side wall of the shell 2, each liquid discharge pipe is communicated with the inside of the shell 2, and the filter cover 12 is fixedly covered at the communication position of the liquid discharge pipes and the inside of the shell 2;

the center of the upper end surface of the shell 2 is vertically and fixedly provided with a connecting plate 4, and the lower end of the connecting plate 4 penetrates through the upper end surface of the shell 2 and is right opposite to the filter screen plate 5;

a plurality of discharge openings corresponding to the third material guide plate 10 and the first material guide plate 8 are symmetrically formed in the side wall of the shell 2.

A liquid inlet is arranged on the side wall of the shell 2, and a single valve is arranged in the liquid inlet.

In the invention, after sewage enters the shell 2 through the connecting plate 4, the sewage falls on the filter screen plate 5, the filter screen plate 5 filters the sewage, residual filter residues on the filter screen plate 5 are remained on the filter screen plate 5, the filtered sewage passes through the filter screen plate 5 and then falls on the second guide plate 9, and further filters the sewage along the second guide plate 9 and falls on the third guide plate 10, finally, the sewage falls on the bottom of the shell 2, and the purifying device at the bottom of the shell 2 can further purify the sewage and finally discharge the sewage from a liquid discharge port;

specifically, the output end of the servo motor 21 drives the motor shaft 18 to rotate, so as to drive the filter screen plate 5 to rotate, the scraper 6 is matched with the filter screen plate 5 to scrape off filter residues on the filter screen plate 5, so that the filter residues fall on the first material guide plate 8, the stepping motor drives the transmission gears to rotate through the output end, the two transmission gears are driven through the transmission chain 7, so as to drive the cleaning brush 1 to clean the filter residues on the first material guide plate 8, and the filter residues are finally discharged from the discharge port;

when the servo motor 21 drives the motor shaft 18 to rotate, the servo motor can also drive the driving gear 17 to rotate, so that the driven gear 19 is driven to rotate, the vertical shaft 22 can drive the driving gear 16 and the first cam 14 to rotate, the first cam 14 can continuously hit the third material guide plate 10, the third material guide plate 10 vibrates, and filter residues on the third material guide plate 10 are discharged from a discharge hole; simultaneously the action wheel 16 can drive through drive belt 20 and rotate from driving wheel 24, and then drive from driving wheel 24 and rotate, and then drive vertical scroll 25 and rotate, vertical scroll 25 pivoted in-process can drive No. two cams 23 and rotate, No. two cams 23 can be continuous hit and hit material guide 8, make the continuous vibration of material guide 8, the filter residue on the material guide 8 of being convenient for discharges from the bin outlet fast, avoided the filter residue to block up filter screen plate 5, material guide 8 and No. three material guide 10, the filter effect of sewage treatment plant has been improved, the normal use of device has been guaranteed.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.