Sewage and sludge separating device for urban sewage treatment
Technical Field
The utility model belongs to the technical field of sewage treatment, a sewage sludge separation device is related to, specifically is municipal sewage treatment's sewage sludge separation device.
Background
Sewage treatment: the sewage is purified to reach the water quality requirement of being discharged into a certain water body or being reused. 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 sewage also contains a large amount of sludge.
In the prior art, a blockage phenomenon easily occurs during sewage and sludge separation treatment, sewage cannot be smoothly discharged after the sludge is blocked, and the sludge after the blockage is not easy to dredge, so that the sludge and the sewage are mixed and blocked to generate a large amount of bacteria, the sewage can overflow, and the sewage treatment effect is seriously influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects in the prior art, and provides a sewage and sludge separation device for urban sewage treatment to solve the problem of proposing in the above background art, the utility model discloses sludge discharge is effectual, and sewage and sludge separation is effectual, easy operation.
The purpose of the utility model can be realized by the following technical scheme: the sewage and sludge separation device for urban sewage treatment comprises a treatment box, wherein the lower end surface of the treatment box is provided with a supporting leg, and the upper end surface of the treatment box is connected with a discharge pipe;
the utility model discloses a sewage treatment device, including separator, blow off pipe, separation case, carousel, scraper blade, baffle box annular side, motor, rotation post, bearing disc, baffle box annular side, drain pipe, separator right side assembly motor, the motor upside is connected with the rotation post, rotation post annular side mounting has the bearing disc, the rolling disc is installed to the bearing disc up end, rolling disc annular side mounting has the scraper blade, the inside mounting bracket that is fixed with of separator, first filter screen is installed to the inside upside of separator, first filter screen downside is provided with the second filter screen, second filter screen downside is provided with the third filter screen, third filter screen downside is provided with the fourth filter screen, the sewage box is installed to separator bottom, sewage box left end face is connected with the drain pipe, the mud box is installed to the terminal surface under the sewage box.
As a further aspect of the present invention: the lower end face of the treatment box is respectively provided with a sludge discharge port and a mounting groove, the cross section of the sludge box is of a trapezoidal structure, the sludge box is matched with the mounting groove, and the sludge discharge port is of a square structure.
As a further aspect of the present invention: the aperture of the first filter screen, the second filter screen, the third filter screen and the fourth filter screen is reduced in sequence, and the first filter screen, the second filter screen, the third filter screen and the fourth filter screen are all installed inside the separation box through the installation frame.
As a further aspect of the present invention: the separation box outside is seted up the blowdown groove, and the blowdown groove height is higher than the scraper blade, and blowdown groove width is less than scraper blade length.
As a further aspect of the present invention: the scraper blade is provided with four groups, four groups the scraper blade specification is the same, the rolling disc is provided with four groups, four groups the rolling disc specification is the same, the bearing disc is provided with four groups, four groups the bearing disc specification is the same, and is a set of mud subassembly of scraping is constituted with the bearing disc to scraper blade, rolling disc, and scraping mud subassembly and setting up respectively at first filter screen, second filter screen, third filter screen and fourth filter screen upside.
As a further aspect of the present invention: the motor is connected with an external power supply through a lead.
The utility model has the advantages that:
1. according to the sludge box, the lower end face of the treatment box is respectively provided with the sludge discharge port and the installation groove, the cross section of the sludge box is in a trapezoidal structure, the sludge box is matched with the installation groove, the sludge discharge port is in a square structure, the sludge discharge port is convenient for the sludge to be discharged out of the treatment box, a user can receive and send the sludge through an external sludge transport cart, the installation groove enables the sludge box to be installed smoothly, and the sludge box can discharge less sludge precipitated in discharged sewage;
2. the apertures of the first filter screen, the second filter screen, the third filter screen and the fourth filter screen are sequentially reduced, the first filter screen, the second filter screen, the third filter screen and the fourth filter screen are all installed inside the separation box through mounting frames, and the sequentially reduced apertures are beneficial to sequential filtering and separation of sludge and sewage, so that blockage caused by discharge together is prevented;
3. the blowdown groove has been seted up in the separator box outside, and the blowdown groove height is higher than the scraper blade, and blowdown groove width is less than scraper blade length, and the blowdown groove makes things convenient for the scraper blade to scrape mud out the separator box to the mud discharging mouth on handling the case.
Drawings
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic view of the overall structure of the sewage-sludge separation apparatus for urban sewage treatment according to the present invention;
FIG. 2 is a perspective view of a separation tank of the sewage-sludge separating apparatus for municipal sewage treatment according to the present invention;
FIG. 3 is a bottom view of a treatment tank of the sewage-sludge separating apparatus for urban sewage treatment according to the present invention;
FIG. 4 is a front view of the separation box of the sewage-sludge separation device for municipal sewage treatment.
In the figure: 1. a blow-off pipe; 2. a treatment tank; 3. supporting legs; 4. a separation tank; 5. rotating the disc; 6. a load-bearing plate; 7. rotating the column; 8. a motor; 9. a sludge box; 10. a sewage box; 11. a drain pipe; 12. a fourth filter screen; 13. a mounting frame; 14. a third filter screen; 15. a second filter screen; 16. a fixed mount; 17. a first filter screen; 18. a squeegee; 21. a sludge discharge port; 22. and (4) mounting the groove.
Detailed Description
As shown in figures 1-4, the sewage and sludge separation device for urban sewage treatment comprises a treatment box 2, wherein the lower end surface of the treatment box 2 is provided with a support leg 3, and the upper end surface of the treatment box 2 is connected with a sewage discharge pipe 1;
end surface is connected with separator 4 under blow off pipe 1, mount 16 is installed to 4 left end faces of separator, 4 annular sides of separator are connected with drain pipe 11, 4 right sides of separator are equipped with motor 8, 8 upsides of motor are connected with rotation post 7, 7 annular sides of rotation post install bearing disc 6, rolling disc 5 is installed to the bearing disc 6 up end, 5 annular sides of rolling disc install scraper blade 18, 4 inside mounting bracket 13 that are fixed with of separator, first filter screen 17 is installed to the inside upside of separator 4, first filter screen 17 downside is provided with second filter screen 15, 15 downside of second filter screen is provided with third filter screen 14, 14 downside of third filter screen is provided with fourth filter screen 12, sewage box 10 is installed to separator 4 bottom, the sewage box 10 left end face is connected with drain pipe 11, sludge box 9 is installed to the end surface under sewage box 10.
Handle 2 terminal surfaces down of case and seted up mud discharging port 21 and mounting groove 22 respectively, mud box 9 cross section sets up to the trapezium structure, mud box 9 and mounting groove 22 phase-match, mud discharging port 21 sets up to square structure, mud discharging port 21 makes things convenient for mud discharge to handle case 2, the external mud transport cart of user's accessible connects out and sends away, mounting groove 22 makes mud box 9 install smoothly, mud box 9 can be with the few mud discharge that deposits in the sewage of discharging.
First filter screen 17, second filter screen 15, third filter screen 14 to fourth filter screen 12 aperture reduce in proper order, and first filter screen 17, second filter screen 15, third filter screen 14 and fourth filter screen 12 all install inside separator box 4 through mounting bracket 13, and the aperture that reduces in proper order is favorable to the filtering separation in proper order of mud sewage, prevents to discharge together and causes the jam.
The separating box 4 outside has seted up the blowdown groove, and the blowdown groove height is higher than scraper blade 18, and the blowdown groove width is less than scraper blade 18 length, and the blowdown groove makes things convenient for scraper blade 18 to scrape mud out separating box 4 to the mud discharging port 21 on handling the case 2.
The four groups of the scrapers 18 are arranged, the specifications of the four groups of the scrapers 18 are the same, the four groups of the rotating discs 5 are arranged, the specifications of the four groups of the rotating discs 5 are the same, the four groups of the bearing discs 6 are the same, the group of the scrapers 18, the rotating discs 5 and the bearing discs 6 form a group of mud scraping assemblies, the mud scraping assemblies are respectively arranged on the upper sides of the first filter screen 17, the second filter screen 15, the third filter screen 14 and the fourth filter screen 12, the mud scraping assemblies effectively scrape the mud of the first filter screen 17, the second filter screen 15, the third filter screen 14 and the fourth filter screen 12, the actions of repeated scraping are carried out through the power transmitted by the motor 8, and the mud is.
The motor 8 is connected with an external power supply through a lead, and the motor 8 receives electric energy to generate power.
The utility model discloses when specifically implementing: firstly, the motor 8 is connected with an external power supply through a lead, sewage sludge is discharged into the separation box 4 through the blow-off pipe 1, the sewage sludge is firstly filtered by the first filter screen 17, large-particle sludge and impurities are retained by the first filter screen 17, sewage mixed with smaller particles passes through the second filter screen 15, the second filter screen 15 filters the sludge again, most of the sludge is filtered, the sewage sludge passes through the third filter screen 14, the third filter screen 14 continues to filter the sewage sludge, the sludge is basically filtered, finally the sewage sludge passes through the fourth filter screen 12 and enters the sewage box 10, the sludge remained in the sewage sinks into the sludge box 9 at the moment, the sewage is discharged along the drain pipe 11, simultaneously, the motor 8 works clockwise, the motor 8 drives the bearing disc 6 and the rotating disc 5 to rotate through the rotating column 7, the rotating disc 5 drives the scraper 18 to rotate, the scraper 18 scrapes off the sludge of the first filter screen 17, the second filter screen 15, the third filter screen 14 and the fourth filter screen 12, the sludge is scraped to the sludge discharge port 21, a user prepares a tool below the sludge discharge port 21 in advance to receive the sludge, and the sludge in the sludge box 9 is cleaned regularly.
The foregoing is merely exemplary and illustrative of the structure of the invention, and various modifications, additions and substitutions as described in the detailed description may be made by those skilled in the art without departing from the structure or exceeding the scope of the invention as defined in the claims.