CN212248447U

CN212248447U - Sedimentation tank desilting device for sewage treatment tank

Info

Publication number: CN212248447U
Application number: CN202020017282.7U
Authority: CN
Inventors: 连玉波
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-01-06
Filing date: 2020-01-06
Publication date: 2020-12-29
Anticipated expiration: 2030-01-06

Abstract

The utility model discloses a sedimentation tank dredging device for a sewage treatment tank, which comprises a sedimentation tank, wherein a scraper blade is arranged in the sedimentation tank, two other ends of a threaded rod pass through the side wall of the sedimentation tank and are connected through belt transmission, one end of the threaded rod is connected with the driving shaft of a first servo motor through a shaft coupling, a sludge conveying pipe is communicated with the bottom of a groove, the sludge conveying pipe is fixedly provided with a sludge pumping pump through bolts, the inside of a sludge collection box is fixedly provided with a filter screen plate through bolts, the bottom of the sludge collection box is fixedly provided with a water conveying pipe, the water conveying pipe is fixedly provided with a high-pressure liquid pump through bolts, the sludge is scraped into the groove by the scraper blade, the sludge is pumped into a filter mechanism through the sludge pumping pump to be filtered, the sludge is separated from sewage, and the sludge does not need to manually enter the bottom of the sedimentation tank to be desilted, the manual labor intensity is reduced, the dredging time is saved, and the dredging efficiency of the sedimentation tank is improved.

Description

Sedimentation tank desilting device for sewage treatment tank

Technical Field

The utility model relates to a sewage treatment technical field specifically is a sedimentation tank desilting device for sewage treatment pond.

Background

A large amount of sludge is generated in the sewage treatment process, the sludge is precipitated in the sedimentation tank, and the sewage overflows from the upper part of the sedimentation tank, so that solid-liquid separation is realized. In order to ensure that the turbidity of the overflowing sewage reaches the standard, the sludge needs to be discharged frequently. The sludge is discharged by means of sludge self-flow, partial sludge cannot be discharged by self-flow, the sludge is accumulated too much, the sewage turbidity is influenced, and manual cleaning is needed regularly.

The speed of manual dredging is slow and has increased artifical intensity of labour, has increased the desilting time, has reduced the efficiency of sedimentation tank desilting, and the bottom silt of sedimentation tank makes the people slide easily simultaneously, produces the bodily injury.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sedimentation tank desilting device for sewage treatment pond, the device scrape into the recess through the scraper blade with silt and take out the silt through taking out the silt pump and filter in taking out filtering mechanism, separate silt and sewage, need not artifically get into the sedimentation tank bottom and carry out the desilting, alleviateed artifical intensity of labour, saved the desilting time, promoted the efficiency of sedimentation tank desilting to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a sedimentation tank dredging device for a sewage treatment tank comprises a sedimentation tank, wherein a scraper plate is arranged in the sedimentation tank, two thread sleeves are welded in the scraper plate, threaded rods are connected to the inner walls of the two thread sleeves in a threaded manner, one ends of the two threaded rods are rotatably connected with the inner side surface of the sedimentation tank, the other ends of the two threaded rods penetrate through the side wall of the sedimentation tank and are connected through belt transmission, one end of one threaded rod is connected with the driving shaft of a first servo motor in a transmission manner through a coupler, a groove is formed in one side of the upper surface of the inner part of the sedimentation tank, a rotating shaft is arranged in the groove, one end of the rotating shaft is rotatably arranged on one side of the inner part of the groove, the other end of the rotating shaft penetrates through the side wall of the sedimentation tank and is connected with a second servo motor in a transmission manner through a coupler, a plurality of crushing rods are uniformly welded, the silt conveying pipe is communicated with the bottom of the groove, a silt pumping pump is fixedly mounted on the silt conveying pipe through bolts, one end of the silt conveying pipe is fixedly mounted on a filtering mechanism, the filtering mechanism comprises a silt collecting box, a filtering screen plate and a water conveying pipe, the top end of the silt collecting box is fixedly mounted on the side face of the silt collecting box, the filtering screen plate is fixedly mounted in the silt collecting box through bolts, the water conveying pipe is fixedly mounted at the bottom of the silt collecting box, a high-pressure liquid pump is fixedly mounted on the water conveying pipe through bolts, and four supporting legs are welded at the top of the silt collecting box.

Preferably, the both ends slidable mounting of scraper blade is on the inner wall of sedimentation tank, the both ends of scraper blade are provided with the slider, the spout has been seted up on the inner wall of sedimentation tank, slider sliding connection is on the inner wall of spout.

Preferably, the bottom of the silt collecting box is inclined, and the inclined angle is set to be 10-15 degrees.

Preferably, a high-pressure spray head is fixedly installed at the water outlet of the water delivery pipe.

Preferably, the bottom of the groove is set to be inclined, and the inclination angle is set to be 10 ° to 15 °.

Preferably, first servo motor passes through screw fixed mounting on first mounting panel, first mounting panel fixed mounting is at the lateral surface of sedimentation tank, second servo motor passes through screw fixed mounting on the second mounting panel, second mounting panel fixed mounting is at the lateral surface of sedimentation tank.

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

drive the scraper blade through first servo motor and threaded rod and scrape silt to the recess, smash silt through second servo motor and crushing rod, conveniently carry filtering mechanism with silt through the silt pumping pump through the silt conveying pipe and filter, separate silt and sewage, can clear up the sedimentation tank again with sewage formation high-pressure rivers through the high-pressure liquid pump simultaneously, make the desilting effect better, need not artifically get into the sedimentation tank bottom and carry out the desilting, the labor intensity has been alleviateed, the desilting time has been saved, the efficiency of sedimentation tank desilting has been promoted.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic top view of the present invention;

fig. 3 is a left side view of the present invention;

fig. 4 is a schematic structural diagram of the middle filtering mechanism of the present invention.

In the figure: 1. a sedimentation tank; 2. a squeegee; 3. a threaded sleeve; 4. a threaded rod; 5. a first servo motor; 6. a belt; 7. a groove; 8. a rotating shaft; 9. crushing the stems; 10. a second servo motor; 11. a sludge conveying pipe; 12. a sludge pump; 13. a silt collecting box; 14. a filter screen plate; 15. a water delivery pipe; 16. a high pressure liquid pump; 17. supporting legs; 18. a first mounting plate; 19. a second mounting plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a sedimentation tank dredging device for a sewage treatment tank comprises a sedimentation tank 1, wherein a scraper 2 is arranged in the sedimentation tank 1, two ends of the scraper 2 are slidably mounted on the inner wall of the sedimentation tank 1, two ends of the scraper 2 are provided with sliders, a chute is formed in the inner wall of the sedimentation tank 1, the sliders are slidably connected to the inner wall of the chute, the scraper 2 can move in the sedimentation tank 1 conveniently, two thread sleeves 3 are welded in the scraper 2, threaded rods 4 are connected to the inner walls of the two thread sleeves 3 in a threaded manner, one ends of the two threaded rods 4 are rotatably connected with the inner side surface of the sedimentation tank 1, the other ends of the two threaded rods 4 penetrate through the side wall of the sedimentation tank 1 and are in transmission connection through a belt, one end of one threaded rod 4 is in transmission connection with a driving shaft of a first servo motor 5 through a coupler, the first servo motor 5 is fixedly installed on a first installation plate 18 through screws, and the first installation plate 18 is fixedly installed on the outer side face of the sedimentation tank 1;

a groove 7 is formed in one side of the upper surface inside the sedimentation tank 1, a rotating shaft 8 is arranged in the groove 7, one end of the rotating shaft 8 is rotatably installed on one side inside the groove 7, the other end of the rotating shaft 8 penetrates through the side wall of the sedimentation tank 1 and is in transmission connection with a second servo motor 10 through a coupler, the second servo motor 10 is fixedly installed on a second installation plate 19 through screws, the second installation plate 19 is fixedly installed on the outer side surface of the sedimentation tank 1, a plurality of smashing rods 9 are uniformly welded on the rotating shaft 8, a sludge conveying pipe 11 is fixedly installed at the bottom of the outer side of the sedimentation tank 1, the sludge conveying pipe 11 is communicated with the bottom of the groove 7, the bottom of the groove 7 is inclined, the inclination angle is set to be 10-15 degrees, the water containing sludge can conveniently enter the sludge conveying pipe 11 to be extracted by a sludge pump 12, and the sludge conveying pipe 11 is fixedly;

defeated silt pipe 11's one end fixed mounting is on filter equipment, filter equipment is including collection silt case 13, filter screen plate 14 and raceway 15, top end fixed mounting has defeated silt pipe 11 on the side of collection silt case 13, the inside of collection silt case 13 has filter screen plate 14 through screw fixed mounting, the bottom fixed mounting of collection silt case 13 has raceway 15, there is high-pressure liquid pump 16 through bolt fixed mounting on the raceway 15, the department of water outlet fixed mounting of raceway 15 has high pressure nozzle, the top welding of collection silt case 13 has four supporting legs 17, the bottom of collection silt case 13 sets up to the slope, and inclination sets up to 10 to 15, be convenient for sewage after the filtration is taken out by high-pressure liquid pump 16 and is formed high-pressure water flow and clear up the sedimentation tank again, make the desilting effect better.

The working principle is as follows: when the sedimentation tank 1 needs to be desilted, firstly, a part of clear water in the sedimentation tank 1 is discharged, when the clear water is discharged to a certain depth, the desilting operation is carried out, the threaded rod 4 is driven to rotate by the first servo motor 5, at the moment, the scraper blade 2 moves on the threaded rod 4, the sludge at the bottom of the sedimentation tank 1 is scraped into the groove 7 by the movable scraper blade 2, the rotating shaft 8 is driven to rotate by the second servo motor 10, the rotating shaft 8 drives the crushing rod 9 to crush the sludge so as to pump the water containing the sludge into the sludge collection tank 13 by the sludge pump 12, the sewage pumped into the sludge collection tank 13 is filtered by the filter screen plate 14, the sludge is left on the filter screen plate 14 to be collected, the water enters the bottom of the sludge collection tank 13 by the filter screen plate 14, the high-pressure liquid pump 16 pumps the water out of the sludge collection tank 13 by the water pipe 15, so that the water forms a high-pressure water flow to wash the sedimentation tank 1 again, make the desilting effect better, need not artifical 1 bottoms in sedimentation tank that get into carry out the desilting, alleviateed artifical intensity of labour, saved the desilting time, promoted the efficiency of 1 desilting in sedimentation tank.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a sedimentation tank desilting device for sewage treatment pond, includes sedimentation tank (1), its characterized in that: a scraper (2) is arranged in the sedimentation tank (1), two thread sleeves (3) are welded in the scraper (2), threaded rods (4) are connected to the inner walls of the two thread sleeves (3) in a threaded manner, one ends of the two threaded rods (4) are rotatably connected with the inner side surface of the sedimentation tank (1), the other ends of the two threaded rods (4) penetrate through the side wall of the sedimentation tank (1) and are in transmission connection through a belt (6), one end of one threaded rod (4) is in transmission connection with a driving shaft of a first servo motor (5) through a coupler, a groove (7) is formed in one side of the inner upper surface of the sedimentation tank (1), a rotating shaft (8) is arranged in the groove (7), one end of the rotating shaft (8) is rotatably installed on one side of the inner portion of the groove (7), the other end of the rotating shaft (8) penetrates through the side wall of the sedimentation tank (1) and is in transmission connection with a second servo motor (10), a plurality of crushing rods (9) are uniformly welded on the rotating shaft (8), a sludge conveying pipe (11) is fixedly arranged at the bottom of the outer side of the sedimentation tank (1), the silt conveying pipe (11) is communicated with the bottom of the groove (7), a silt pumping pump (12) is fixedly arranged on the silt conveying pipe (11) through bolts, one end of the silt conveying pipe (11) is fixedly arranged on a filtering mechanism, the filtering mechanism comprises a silt collecting box (13), a filtering screen plate (14) and a water conveying pipe (15), a silt conveying pipe (11) is fixedly arranged at the top end of the side surface of the silt collecting box (13), a filter screen plate (14) is fixedly arranged in the silt collecting box (13) through screws, the bottom fixed mounting of collection silt case (13) has raceway (15), there is high-pressure liquid pump (16) through bolt fixed mounting on raceway (15), the top welding of collection silt case (13) has four supporting legs (17).

2. The sedimentation tank dredging device for a sewage treatment tank according to claim 1, characterized in that: the both ends slidable mounting of scraper blade (2) is on the inner wall of sedimentation tank (1), the both ends of scraper blade (2) are provided with the slider, the spout has been seted up on the inner wall of sedimentation tank (1), slider sliding connection is on the inner wall of spout.

3. The sedimentation tank dredging device for a sewage treatment tank according to claim 1, characterized in that: the bottom of the silt collecting box (13) is inclined, and the inclined angle is 10-15 degrees.

4. The sedimentation tank dredging device for a sewage treatment tank according to claim 1, characterized in that: and a high-pressure spray head is fixedly arranged at the water outlet of the water delivery pipe (15).

5. The sedimentation tank dredging device for a sewage treatment tank according to claim 1, characterized in that: the bottom of the groove (7) is inclined, and the inclination angle is 10-15 degrees.

6. The sedimentation tank dredging device for a sewage treatment tank according to claim 1, characterized in that: first servo motor (5) are through screw fixed mounting on first mounting panel (18), first mounting panel (18) fixed mounting is at the lateral surface of sedimentation tank (1), second servo motor (10) are through screw fixed mounting on second mounting panel (19), second mounting panel (19) fixed mounting is at the lateral surface of sedimentation tank (1).