CN112169950A

CN112169950A - Mud cake reducing mechanism for municipal sewage treatment

Info

Publication number: CN112169950A
Application number: CN202011112897.9A
Authority: CN
Inventors: 杨静; 王新友; 甘文建
Original assignee: Xinhuang Sewage Treatment Co ltd
Current assignee: Xinhuang Sewage Treatment Co ltd
Priority date: 2020-10-16
Filing date: 2020-10-16
Publication date: 2021-01-05

Abstract

The invention discloses a mud cake crushing device for urban sewage treatment, which belongs to the technical field of urban sewage treatment and comprises a main body, a first motor, a second rotating shaft, a third rotating shaft, a second air inlet pipe, a first exhaust pipe, a bag-type dust collector and a recovery pipe, wherein a feed inlet is arranged above the main body, two first rotating shafts are symmetrically arranged at the upper left and right sides in the main body, and a first crushing roller is arranged on each first rotating shaft; a guide plate is arranged below the first crushing roller, an electromagnet is arranged on the guide plate, and three second rotating shafts are uniformly arranged below the interior of the main body; a first air inlet pipe is installed on the right side of the main body, a heating mechanism and a first fan are installed on the first air inlet pipe respectively, and a bag-type dust collector is installed below the left side of the second air outlet pipe. According to the invention, through the matched use of the first crushing roller, the crushing teeth and the second crushing roller, the mud cake can be crushed doubly, so that the crushing is more sufficient, and the crushing effect is better.

Description

Mud cake reducing mechanism for municipal sewage treatment

Technical Field

The invention belongs to the technical field of urban sewage treatment, and particularly relates to a mud cake crushing device for urban sewage treatment.

Background

Among the current municipal sewage treatment process, generally can carry out dehydration with the mud in the sewage after handling, make the mud cake and collect, use when being used for other some required mud powder of use of technology, when needs use the mud powder, generally at first need carry out shredding to the mud cake and make into the mud powder, but the current equipment that is used for smashing the mud cake is most structurally more single, the inside drying degree and the outside drying degree of a lot of mud cakes are different, easy caking, the effect is not ideal enough when leading to smashing, and the mud cake produces a large amount of dusts easily when smashing, cause very big pollution to environment and mechanical equipment.

Disclosure of Invention

The invention aims to provide a mud cake crushing device for urban sewage treatment, which aims to solve the problems in the background technology.

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

a mud cake crushing device for urban sewage treatment comprises a main body, wherein a feed inlet is arranged above the main body, two first rotating shafts are symmetrically arranged on the upper left and right sides of the inner part of the main body, a first motor is arranged at the rear end of each first rotating shaft and is arranged on the inner wall of the rear side of the main body, and a first crushing roller is arranged on each first rotating shaft sleeve; two guide plates are arranged below the first crushing roller, electromagnets are arranged on the guide plates, three second rotating shafts are uniformly arranged below the inner part of the main body, the second rotating shafts are sleeved with the second crushing roller, and a second motor is arranged below the left side of the main body; first intake pipe is installed on the right side of main part, install heating mechanism and first fan on the first intake pipe respectively, the lower part equipartition of first intake pipe is connected with many and inserts the second intake pipe of locating the main part, the air nozzle is installed to the one end that first intake pipe was kept away from to the second intake pipe, the air nozzle sets up the inside in the main part, first blast pipe is installed to both sides symmetry about the top of main part, the lower extreme of first blast pipe extends to the inside of main part, the suction hood is installed to the lower extreme of first blast pipe, second blast pipe and first blast pipe and second blast pipe intercommunication are installed to the top of first blast pipe, install the second fan on the second blast pipe, the sack cleaner is installed to the end of giving vent to anger of second blast pipe, be provided with crushing tooth on the first crushing roller, the mutual crisscross distribution of crushing tooth on the.

As a further scheme of the invention: the interval between two adjacent crushing teeth on the first crushing roller equals with the thickness size of crushing tooth, and the interval size between the left side of the first crushing roller in left side to the right side of the first crushing roller in right side is greater than the diameter size of feed inlet.

As a further scheme of the invention: guide plate fixed mounting is provided with the breach of determining the interval between the guide plate of the left and right sides on the inner wall of main part left and right sides, and the guide plate of the left and right sides all is the high slope setting that highly is higher than keeping away from main part inner wall one side near main part inner wall one side.

As a further scheme of the invention: the right side of the second motor is provided with a third rotating shaft, the third rotating shaft is positioned below the inside of the main body, the third rotating shaft is provided with a packing auger, and the right side below the main body is provided with a discharge hole.

As a further scheme of the invention: the bag-type dust remover is installed on the left side outer wall of main part, and the left side top of bag-type dust remover is provided with the outlet duct, and the recovery tube is installed to the below of bag-type dust remover.

As a further scheme of the invention: the left side and the right side of the feed inlet are provided with connecting pipes, and the lower ends of the connecting pipes are communicated with the second exhaust pipe.

Compared with the prior art, the mud cake crushing device has the advantages that the first crushing roller, the crushing teeth and the second crushing roller are matched for use, so that mud cakes can be crushed doubly, the crushing is more sufficient, and the crushing effect is better; the mud cake and mud powder can be dried by the aid of the first fan, the heating mechanism, the first air inlet pipe, the second air inlet pipe and the air nozzle, so that the mud cake can be crushed better, and the mud cake is prevented from being difficult to crush due to moist caking inside the mud cake; the arranged electromagnet can adsorb and recover metal residues contained in the mud cakes, so that the utilization rate of raw materials is improved; through the cooperation use between second fan, first blast pipe, second blast pipe, connecting pipe, the cover of breathing in and the sack cleaner that sets up, can remove dust to the dust that produces among the crushing process, can retrieve the mud powder granule in the dust simultaneously, more energy-concerving and environment-protective.

Drawings

FIG. 1 is a schematic structural diagram of a mud cake crushing device for municipal sewage treatment.

Fig. 2 is a schematic top view of the first crushing roller and crushing teeth of the mud cake crushing device for urban sewage treatment.

FIG. 3 is a schematic diagram of a top-view cross-sectional structure of a feed inlet of a mud cake crushing device for municipal sewage treatment.

In the figure: 1. a main body; 2. a support pillar; 3. a feed inlet; 4. a first rotating shaft; 5. a first crushing roller; 6. crushing teeth; 7. a first motor; 8. a baffle; 9. an electromagnet; 10. a second rotating shaft; 11. a second crushing roller; 12. a second motor; 13. a third rotating shaft; 14. a packing auger; 15. a discharge port; 16. a first intake pipe; 17. a heating mechanism; 18. a first fan; 19. a second intake pipe; 20. an air nozzle; 21. a first exhaust pipe; 22. a second exhaust pipe; 23. a connecting pipe; 24. a second fan; 25. a bag-type dust collector; 26. an air outlet pipe; 27. a recovery pipe; 28. an air suction hood.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Referring to fig. 1 to 3, a mud cake crushing device for urban sewage treatment includes a main body 1, a first crushing roller 5, an electromagnet 9, a third rotating shaft 13, a heating mechanism 17, a first exhaust pipe 21, a bag-type dust collector 25 and a suction hood 28; four supporting columns 2 are uniformly arranged below the main body 1, the supporting columns 2 are fixedly connected with the bottom of the main body 1, a feed inlet 3 is arranged above the main body 1, two first rotating shafts 4 are symmetrically arranged above the inside of the main body 1 in a bilateral mode, a first motor 7 is arranged on the rear side of each first rotating shaft 4, the first motor 7 is arranged on the inner wall of the rear side of the main body 1, a first crushing roller 5 is arranged on each first rotating shaft 4, crushing teeth 6 are arranged on the first crushing rollers 5, the crushing teeth 6 on the first crushing rollers 5 on the left side and the right side are distributed in a staggered mode, the distance between every two adjacent crushing teeth 6 on the same first crushing roller 5 is equal to the thickness of the crushing teeth 6, the distance between the left side of the first crushing roller 5 on the left side and the right side of the first crushing roller 5 on the right side is larger than the diameter of the feed inlet 3, and the first crushing roller 5 and the crushing teeth 6 are matched, the mud cake can be crushed.

Guide plates 8 are installed below the first crushing roller 5, the guide plates 8 are fixedly installed on the inner walls of the left side and the right side of the main body 1, gaps with certain intervals are arranged between the guide plates 8 of the left side and the right side, the guide plates 8 of the left side and the right side are arranged in a manner that the height of one side close to the inner wall of the main body 1 is higher than the height of one side far away from the inner wall of the main body 1 in an inclined manner, electromagnets 9 are installed on the guide plates 8, metal residues mixed in the crushed mud cakes can be adsorbed and recovered through the arranged electromagnets 9, the utilization rate is improved, the crushed mud cakes fall below the guide plates 8 through self gravity, the metal residues are adsorbed on the electromagnets 9, after the crushed mud cakes are discharged, the electromagnets 9 are powered off, the metal residues on the electromagnets 9 fall off, the metal residues are recovered, three second rotating shafts 10 are evenly installed below the, the second rotating shaft 10 is provided with a second crushing roller 11, the second crushing roller 11 and the first crushing roller 5 are driven by a driving motor, the mud cake can be further crushed by the arranged second crushing roller 11, the crushing effect is better, the second motor 12 is arranged below the left side of the main body 1, the third rotating shaft 13 is arranged on the right side of the second motor 12, the third rotating shaft 13 is positioned below the inner part of the main body 1, the third rotating shaft 13 is connected with the main body 1 through a shaft sleeve, the auger 14 is arranged on the third rotating shaft 13, the right side below the main body 1 is provided with a discharge port 15, the third rotating shaft 13 can be driven to rotate by the arranged second motor 12, the auger 14 can drive the auger 14 to rotate, the auger 14 can convey the crushed mud cake to the right, and finally discharge the mud cake through the discharge port 15, so that the discharging is more convenient, the material inside the main body 1 can be cleaned.

A first air inlet pipe 16 is arranged on the right side of the main body 1, a heating mechanism 17 and a first fan 18 are respectively arranged on the first air inlet pipe 16, a plurality of second air inlet pipes 19 inserted in the main body 1 are uniformly distributed and connected on the lower portion of the first air inlet pipe 16, in the embodiment, at least three second air inlet pipes 19 are arranged, an air nozzle 20 is arranged at one end, far away from the first air inlet pipe 16, of each second air inlet pipe 19, the air nozzle 20 is arranged in the main body 1, external air can be introduced into the heating mechanism 17 through the arranged first fan 18 to be heated, then the external air is conveyed to the inside of the main body 1 through the first air inlet pipes 16, the second air inlet pipes 19 and the air nozzle 20 in sequence, the mud cakes crushed in the main body 1 are dried, first air exhaust pipes 21 are symmetrically arranged on the left side and the right side above the main body 1, the lower end of the first air exhaust pipe 21 extends into, a second exhaust pipe 22 is arranged above the first exhaust pipe 21, the first exhaust pipe 21 is communicated with the second exhaust pipe 22, a second fan 24 is arranged on the second exhaust pipe 22, a bag-type dust collector 25 is arranged at the air outlet end of the second exhaust pipe 22, the bag-type dust collector 25 is arranged on the outer wall of the left side of the main body 1, an air outlet pipe 26 is arranged above the left side of the bag-type dust collector 25, a recovery pipe 27 is arranged below the bag-type dust collector 25, the dust of the mud dust generated in the main body 1 can be removed through the arranged second fan 24 and the bag-type dust collector 25, the environment is kept clean, the mud dust particles in the dust can be recovered at the same time, connecting pipes 23 are arranged on the left side and the right side of the feed port 3, the lower ends of the connecting pipes 23 are communicated with the second exhaust pipe 22, the connecting pipes 23, the generated dust overflows through the feed inlet 3 to pollute the environment.

The working principle of the invention is as follows: in the using process, firstly, mud cakes are put into a main body 1 through a feed inlet 3, then a first motor 7 drives a first rotating shaft 4 to rotate, the first rotating shaft 4 drives a first crushing roller 5 to rotate, the first crushing roller 5 drives crushing teeth 6 to rotate, the mud cakes are crushed, meanwhile, outside air is introduced into a heating mechanism 17 through a first fan 18 to be heated and is conveyed into the main body 1 to be dried, the crushed mud powder flows downwards through a guide plate 8, an electromagnet 9 is electrified, the electromagnet 9 adsorbs metal residues in the mud powder, the mud powder flows into a second crushing roller 11 to be further crushed, the crushed mud powder falls into the lower part inside the main body 1, a third rotating shaft 13 is driven by a second motor 12 to rotate, the third rotating shaft 13 drives a packing auger 14 to rotate, the packing auger 14 conveys the mud powder from left to right and discharges the mud powder through a discharge outlet 15, the dust that produces in the main part 1 passes through the effect of second fan 24 and absorbs in sack cleaner 25, and sack cleaner 25 retrieves the mud powder granule in the dust, accomplishes the back when the ejection of compact, with 9 outage of electro-magnets, makes metal residue drop, retrieves metal residue again.

In the description of the present invention, it should 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 meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. The mud cake crushing device for urban sewage treatment is characterized by comprising a main body (1), wherein a feeding hole (3) is arranged above the main body (1), two first rotating shafts (4) are symmetrically arranged on the left side and the right side above the inside of the main body (1), a first motor (7) is arranged at the rear end of each first rotating shaft (4), the first motor (7) is arranged on the inner wall of the rear side of the main body (1), and a first crushing roller (5) is sleeved on each first rotating shaft (4); two guide plates (8) are arranged below the first crushing roller (5), electromagnets (9) are arranged on the guide plates (8), three second rotating shafts (10) are uniformly arranged below the inner part of the main body (1), the second rotating shafts (10) are sleeved with second crushing rollers (11), and a second motor (12) is arranged below the left side of the main body (1); a first air inlet pipe (16) is installed on the right side of the main body (1), a heating mechanism (17) and a first fan (18) are installed on the first air inlet pipe (16), a plurality of second air inlet pipes (19) inserted in the main body (1) are uniformly connected to the lower portion of the first air inlet pipe (16), an air nozzle (20) is installed at one end, far away from the first air inlet pipe (16), of each second air inlet pipe (19), the air nozzle (20) is arranged inside the main body (1), first exhaust pipes (21) are symmetrically installed on the left side and the right side of the upper portion of the main body (1), the lower ends of the first exhaust pipes (21) extend into the main body (1), an air suction cover (28) is installed at the lower ends of the first exhaust pipes (21), second exhaust pipes (22) are installed above the first exhaust pipes (21), the first exhaust pipes (21) are communicated with the second exhaust pipes (22), and a second fan (24) is installed on the, the bag-type dust collector (25) is installed at the end of giving vent to anger of second blast pipe (22), be provided with crushing tooth (6) on first crushing roller (5), crushing tooth (6) on the first crushing roller (5) of left and right sides distribute each other crisscross.

2. The mud cake crushing device for urban sewage treatment according to claim 2, wherein the distance between two adjacent crushing teeth (6) on the first crushing roller (5) is equal to the thickness of the crushing teeth (6), and the distance between the left side of the first crushing roller (5) on the left side and the right side of the first crushing roller (5) on the right side is larger than the diameter of the feed port (3).

3. The mud cake crushing device for urban sewage treatment according to claim 1, wherein the guide plates (8) are respectively fixedly installed on the inner walls of the left side and the right side of the main body (1), gaps with certain intervals are arranged between the guide plates (8) on the left side and the right side, and the guide plates (8) on the left side and the right side are both obliquely arranged with the height close to one side of the inner wall of the main body (1) higher than the height far from one side of the inner wall of the main body (1).

4. The mud cake crushing device for urban sewage treatment according to claim 1, wherein a third rotating shaft (13) is installed on the right side of the second motor (12), the third rotating shaft (13) is located below the inside of the main body (1), an auger (14) is installed on the third rotating shaft (13), and a discharge hole (15) is formed in the right side below the main body (1).

5. The mud cake crushing device for urban sewage treatment according to claim 1, wherein the bag-type dust collector (25) is installed on the outer wall of the left side of the main body (1), an air outlet pipe (26) is arranged above the left side of the bag-type dust collector (25), and a recovery pipe (27) is installed below the bag-type dust collector (25).

6. The mud cake crushing device for municipal sewage treatment according to claim 1, wherein connecting pipes (23) are provided on the left and right sides of the feed inlet (3), and the lower ends of the connecting pipes (23) communicate with the second exhaust pipe (22).