CN219539647U - Thin grid device of rotary drum - Google Patents

Abstract

The utility model discloses a thin grating device of a rotary drum, relates to the technical field of thin gratings of rotary drums, and aims to solve the problems that when common thin gratings of rotary drums in the prior art are used for stripping soil, the soil is easy to adhere to the thin gratings of the rotary drum, the soil is difficult to separate, and the using effect is poor. A first bracket is arranged below the installation fixing frame and is fixedly connected with the installation fixing frame through a fastening screw, a fixing bracket is arranged on one side of the first bracket, the first bracket and the scraping plate are fixedly connected with the fixing bracket through the fastening screw, a thin rotary drum grille is arranged at one end of the conveying cylinder, and the thin grid of rotary drum rotates with the transport section of thick bamboo to be connected, the thin grid of rotary drum is inside to be provided with the scraper blade, the thin grid of rotary drum includes the filter screen, the scraper blade is laminated with the filter screen, the outside of the thin grid of rotary drum is provided with the conveyer pipe, the shower nozzle is installed to the below of conveyer pipe, and shower nozzle and conveyer pipe threaded connection.

Description

Thin grid device of rotary drum

Technical Field

The utility model relates to the technical field of rotary drum fine gratings, in particular to a rotary drum fine grating device.

Background

The rotary drum type mechanical grating is also called a fine grating filter or a spiral grating machine, is a device integrating a fine grating dirt removing machine, a grating slag spiral lifting machine and a grating slag spiral squeezer, is ideal equipment for separating and taking out floating substances, sedimentation substances and suspended substances in water in the urban sewage treatment process, is widely used for solid-liquid separation, filter residue cleaning, transmission and squeezing dehydration of urban domestic sewage plants and industrial wastewater treatment engineering, is formed into a drum type grating tube by grating sheets according to grating gaps, water to be treated flows in from the front of a grating basket, flows to a water tank outlet through grating filtration, grating slag is trapped on a grating surface, when the water level difference between the inside and the outside of the grating reaches a certain value, a rotary toothed harrow arranged on a central shaft rotates to clean the dirt, and when the dirt cleaning toothed harrow gathers the dirt to the position of the top of the grating basket, the slag is discharged (the grating slag which can fall down by self weight is discharged into a grating slag groove);

for example, the application publication number is CN211912953U, a thin grid of rotary drum that sewage treatment plant used, concretely relates to sewage treatment field, including the treatment tank, the top of support frame rotates and installs flange, flange's bottom fixed mounting has rotary drum storehouse, water catch bowl, flange's opposite side fixedly connected with compression chamber, compression chamber's surface fixed mounting has vibrations monitoring frame, backwash valve, has seted up the access hole in one side of compression chamber, compression chamber's tip fixedly connected with guide cylinder, speed reducer, driving motor;

above-mentioned application is through setting up vibration monitoring frame, when the thin grid of rotary drum takes place to silt up, utilize vibration sensor perception rotary drum thin grid on vibration monitoring frame surface to transmit to the vibrations of elasticity telescopic link, automatic control rotary drum thin grid is carried out and is closed and open the back flush valve, cooperation driving motor's reciprocating motion provides centrifugal force for the washing liquid, automatic control device realizes automatic back flush, need not manual operation, reduce the human input cost, but the earth stripping mode of its adoption still adopts simple washing mode, make earth still very easy adhesion at the surface of filter screen, the result of use is not good, therefore market urgent need develop a thin grid device of rotary drum to help people to solve current problem.

Disclosure of Invention

The utility model aims to provide a rotary drum fine grating device, which solves the problems that when the common rotary drum fine grating provided in the background technology is used for stripping soil, the soil is easy to adhere to the rotary drum fine grating, the soil is difficult to separate, and the use effect is poor.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a thin grid device of rotary drum, includes installation mount and transport section of thick bamboo, the thin grid of rotary drum is installed to the one end of transport section of thick bamboo, and the thin grid of rotary drum rotates with transport section of thick bamboo to be connected, the thin grid of rotary drum inside is provided with the scraper blade, the thin grid of rotary drum includes the filter screen, the scraper blade is laminated with the filter screen, the outside of the thin grid of rotary drum is provided with the conveyer pipe, the shower nozzle is installed to the below of conveyer pipe, and shower nozzle and conveyer pipe threaded connection.

Preferably, the first support is installed to the below of installation mount, and first support passes through fastening screw fixed connection with the installation mount, the fixed bolster is installed to one side of first support, first support and scraper blade are all through fastening screw and fixed bolster fixed connection.

Preferably, a rotating shaft is arranged in the conveying cylinder, the rotating shaft is rotationally connected with the conveying cylinder through a bearing, and the rotating shaft is rotationally connected with the first bracket through a bearing.

Preferably, the flood dragon dish is installed to the outside of pivot, and flood dragon dish and pivot welded connection, pivot and the thin grid of rotary drum pass through fastening screw fixed connection.

Preferably, the second support is installed to the below of installation mount, and second support passes through fastening screw fixed connection with the installation mount, the third support is installed to the below of installation mount, and third support passes through fastening screw fixed connection with the installation mount.

Preferably, a guide plate is arranged in the thin grating of the rotary drum, the guide plate is fixedly connected with the conveying cylinder through a fastening screw, a blanking pipe is arranged below the conveying cylinder, and the blanking pipe is fixedly connected with the conveying cylinder through the fastening screw.

Preferably, one end of the conveying cylinder is provided with a speed reducer, the speed reducer is fixedly connected with the rotating shaft through a coupler, a motor is installed on one side of the speed reducer, and the motor is fixedly connected with the speed reducer through the coupler.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, through the arrangement of the scraping plate and the spray heads, the spray heads are arranged below the conveying pipe, the conveying pipe can be connected with the water pump, and the spray heads are arranged in a plurality of mode, so that the thin rotary drum grille is washed through the spray heads, part of sludge on the surface of the thin rotary drum grille is removed through a washing mode, the scraping plate is arranged in the thin rotary drum grille, and is attached to the inner wall of the thin rotary drum grille, so that the sludge on the inner side of the thin rotary drum grille can be scraped through the scraping plate, meanwhile, the scraping plate is washed through the spray heads, the effect of efficiently cleaning the sludge is realized, and the scraping plate and the spray heads are used in a double-cleaning mode and are matched with each other, so that the soil on the thin rotary drum grille can be separated, and the thin rotary drum grille has better use effect.

According to the utility model, through the arrangement of the dragon disc, the dragon disc is arranged on the outer side of the rotating shaft, the rotating shaft can be driven to rotate by the motor, and the rotating shaft drives the dragon disc to rotate, so that soil is conveyed by the rotation of the dragon disc, the soil is conveyed to another process by the dragon disc, the effect of separating soil from sewage is realized, and the conveying efficiency is improved.

Drawings

FIG. 1 is a front view of a drum fine grille assembly of the present utility model;

FIG. 2 is a schematic view of the internal structure of a fine grille arrangement of a rotary drum according to the present utility model;

FIG. 3 is an enlarged schematic view of the utility model at A;

fig. 4 is an enlarged schematic view of the present utility model at B.

In the figure: 1. installing a fixing frame; 2. a delivery cylinder; 3. a drum fine grid; 4. a first bracket; 5. a delivery tube; 6. a second bracket; 7. a third bracket; 8. a rotating shaft; 9. a dragon tray; 10. a deflector; 11. a scraper; 12. a fixed bracket; 13. a spray head; 14. discharging pipes; 15. a speed reducer; 16. and a motor.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1-4, an embodiment of the present utility model is provided: the utility model provides a thin grid device of rotary drum, including installation mount 1 and transport section of thick bamboo 2, the thin grid 3 of rotary drum is installed to the one end of transport section of thick bamboo 2, and thin grid 3 of rotary drum is connected with transport section of thick bamboo 2 rotation, the inside scraper blade 11 that is provided with of thin grid 3 of rotary drum, thin grid 3 of rotary drum includes the filter screen, scraper blade 11 and filter screen laminating, the outside of thin grid 3 of rotary drum is provided with conveyer pipe 5, shower nozzle 13 is installed to the below of conveyer pipe 5, and shower nozzle 13 and conveyer pipe 5 threaded connection, shower nozzle 13 sets up in the below of conveyer pipe 5, conveyer pipe 5 can be connected with the water pump, and shower nozzle 13 is provided with a plurality of, thereby wash thin grid 3 of rotary drum through a plurality of shower nozzles 13, get rid of thin grid 3 surface of rotary drum some mud through the mode of washing, and scraper blade 11 sets up the inside of thin grid 3 of rotary drum, scraper blade 11 is laminated with the inner wall of thin grid 3 of rotary drum, thereby through scraper blade 11 can scrape the mud on the thin grid 3 inboard, utilize shower nozzle 13 to wash scraper blade 11 simultaneously, realize high-efficient sludge's effect, clear up through scraper blade 11 and shower nozzle 13 double-clear work, and mutually supporting use, thereby fine grid 3 of this thin grid of rotary drum is better to use.

Further, the first support 4 is installed to the below of installation mount 1, and first support 4 passes through fastening screw fixed connection with installation mount 1, and fixed bolster 12 is installed to one side of first support 4, and first support 4 and scraper blade 11 are all through fastening screw and fixed bolster 12 fixed connection, and scraper blade 11 adopts wear-resisting material to scraper blade 11 sets up in the oblique side of shower nozzle 13, utilizes shower nozzle 13 also can clear up the mud on the scraper blade 11.

Further, the inside of the conveying cylinder 2 is provided with a rotating shaft 8, the rotating shaft 8 is rotationally connected with the conveying cylinder 2 through a bearing, the rotating shaft 8 is rotationally connected with the first support 4 through a bearing, and the conveying cylinder 2 and the first support 4 are used for fixing the rotating shaft 8.

Further, the flood dragon dish 9 is installed in the outside of pivot 8, and flood dragon dish 9 and pivot 8 welded connection, and pivot 8 and the thin grid 3 of rotary drum pass through fastening screw fixed connection, can drive the thin grid 3 of rotary drum simultaneously through pivot 8 and rotate.

Further, the second support 6 is installed to the below of installation mount 1, and second support 6 passes through fastening screw fixed connection with installation mount 1, and the third support 7 is installed to the below of installation mount 1, and third support 7 passes through fastening screw fixed connection with installation mount 1, and second support 6 passes through fastening screw fixed connection with transport cylinder 2.

Further, a deflector 10 is arranged in the thin grating 3 of the rotary drum, the deflector 10 is fixedly connected with the conveying cylinder 2 through a fastening screw, a blanking pipe 14 is arranged below the conveying cylinder 2, the blanking pipe 14 is fixedly connected with the conveying cylinder 2 through the fastening screw, two deflectors 10 are arranged, a scraping plate 11 is arranged right above the deflector 10,

further, one end of the conveying cylinder 2 is provided with a speed reducer 15, the speed reducer 15 is fixedly connected with the rotating shaft 8 through a coupler, a motor 16 is installed on one side of the speed reducer 15, the motor 16 is fixedly connected with the speed reducer 15 through the coupler, and the speed reducer 15 and the motor 16 are fixedly connected with the third bracket 7 through fastening screws.

Working principle: when the device is used, the thin rotary drum grille 3 is arranged in a sewage treatment process, the whole structure of the thin rotary drum grille 3 is fixedly connected with sewage treatment equipment by using the mounting fixing frame 1, the motor 16 is started, the motor 16 drives the rotating shaft 8 to rotate after being decelerated by the speed reducer 15, the rotating shaft 8 drives the dragon disc 9 and the thin rotary drum grille 3 to rotate, sludge in sewage is stripped by the rotation of the thin rotary drum grille 3, the sludge is adhered to the thin rotary drum grille 3, the sludge in the sewage is treated, the sludge moves upwards along with the thin rotary drum grille 3, then the scraper 11 is utilized to scrape the sludge on the inner wall of the thin rotary drum grille 3, meanwhile, the conveying pipe 5 is utilized to connect a water pump, high-pressure water flow is utilized to spray the surface of the thin rotary drum grille 3, the sludge on the surface of the thin rotary drum grille 3 is flushed into the interior, the scraper 11 is flushed, the sludge on the surface of the scraper 11 is cleaned, the sludge is guided to the dragon disc 9 by the guide plate 10, the sludge is conveyed to the lower treatment process by the conveying cylinder 2 through the rotation of the dragon disc 9, and the sludge can be discharged through the discharging pipe 14.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (7)

1. The utility model provides a thin grid device of rotary drum, includes installation mount (1) and transport section of thick bamboo (2), its characterized in that: the thin grid of rotary drum (3) is installed to one end of carrying cylinder (2), and thin grid of rotary drum (3) and carrying cylinder (2) rotate to be connected, thin grid of rotary drum (3) inside is provided with scraper blade (11), thin grid of rotary drum (3) include the filter screen, scraper blade (11) are laminated with the filter screen, the outside of thin grid of rotary drum (3) is provided with conveyer pipe (5), shower nozzle (13) are installed to the below of conveyer pipe (5), and shower nozzle (13) and conveyer pipe (5) threaded connection.

2. A drum fine grille assembly as set forth in claim 1 wherein: the utility model discloses a scraper blade, including installation mount (1), fixed bolster (12) are installed to one side of installation mount (1), first support (4) are installed to the below of installation mount (1), and first support (4) and installation mount (1) pass through fastening screw fixed connection, fixed bolster (12) are all passed through fastening screw and are connected with scraper blade (11) fixed.

3. A drum fine grille assembly as set forth in claim 2 wherein: the conveying cylinder (2) is internally provided with a rotating shaft (8), the rotating shaft (8) is rotationally connected with the conveying cylinder (2) through a bearing, and the rotating shaft (8) is rotationally connected with the first bracket (4) through a bearing.

4. A drum fine grille assembly as set forth in claim 3 wherein: the flood dragon disc (9) is arranged on the outer side of the rotating shaft (8), the flood dragon disc (9) is connected with the rotating shaft (8) in a welded mode, and the rotating shaft (8) is fixedly connected with the rotary drum fine grid (3) through fastening screws.

5. A drum fine grille assembly as set forth in claim 1 wherein: the second support (6) is installed to the below of installation mount (1), and second support (6) pass through fastening screw fixed connection with installation mount (1), third support (7) are installed to the below of installation mount (1), and third support (7) pass through fastening screw fixed connection with installation mount (1).

6. A drum fine grille assembly as set forth in claim 1 wherein: the inside of thin grid of rotary drum (3) is provided with guide plate (10), guide plate (10) pass through fastening screw fixed connection with transport section of thick bamboo (2), unloading pipe (14) are installed to the below of transport section of thick bamboo (2), and unloading pipe (14) pass through fastening screw fixed connection with transport section of thick bamboo (2).

7. A drum fine grille assembly as set forth in claim 3 wherein: one end of the conveying cylinder (2) is provided with a speed reducer (15), the speed reducer (15) is fixedly connected with the rotating shaft (8) through a coupler, a motor (16) is installed on one side of the speed reducer (15), and the motor (16) is fixedly connected with the speed reducer (15) through the coupler.