CN213408429U

CN213408429U - Sludge thickening tank

Info

Publication number: CN213408429U
Application number: CN202022071764.3U
Authority: CN
Inventors: 周爱文; 贾政; 叶伟宁
Original assignee: Shenzhen Nanfang Water Co ltd
Current assignee: Shenzhen Nanfang Water Co ltd
Priority date: 2020-09-19
Filing date: 2020-09-19
Publication date: 2021-06-11
Anticipated expiration: 2030-09-19

Abstract

The utility model relates to a sludge thickening tank, relate to waste water sludge treatment equipment's field, it includes the cell body, set up the discharge gate in cell body bottom center department, set up the mount of keeping away from discharge gate one side in the cell body, set up on the mount and the corresponding agitating unit of position and discharge gate, set up in the rotation axis of agitating unit output, the mounting hole of rotation axis both sides is seted up to the symmetry, rotate the installation pole that sets up in the mounting hole, set up in the one end that the mounting hole was kept away from to the installation pole and be used for accelerating the scraping material subassembly of the mud ejection of compact, and set up on the rotation axis and be used for driving installation pole. This application has the effect that can effectual improvement mud discharges from the cell body bottom.

Description

Sludge thickening tank

Technical Field

The application relates to the field of wastewater and sludge treatment equipment, in particular to a sludge concentration tank.

Background

The water content of the sludge generated in the wastewater treatment process is very high, so the volume of the sludge is relatively large, and the treatment, utilization and transportation of the sludge are difficult. The sludge concentration is to reduce the water content of the sludge and the volume of the sludge through sludge thickening, thereby bringing convenience to subsequent treatment or disposal so as to reduce the subsequent treatment cost.

The existing sludge concentration mode is divided into three types, namely gravity concentration method, floating concentration method and mechanical concentration method. The gravity concentration method is the most common method in the sludge treatment of the water treatment plant at present, and has the advantages of low energy consumption and certain buffering capacity at high turbidity. The gravity concentration tank is a common device for sludge gravity concentration, is generally constructed into a circular funnel shape by adopting water-tight reinforced concrete, and is provided with a sludge inlet pipe, a sludge discharge pipe and a supernatant discharge pipe. The sewage treatment device comprises a sewage treatment tank, a sludge inlet pipe, a sludge discharge pipe and a sludge discharge pipe, wherein the sewage treatment tank is divided into an upper part and a lower part, the upper part is a clean water area, the lower part is a sludge area, and the. When the muddy water enters the gravity concentration tank, the muddy water flows to the periphery at a speed gradually reduced, so that solid-liquid separation is completed.

In view of the above-mentioned related technologies, the inventor believes that after the gravity concentration tank completes the precipitation of the sewage, clear water needs to be discharged from the upper portion of the tank body, and then the baffle at the sludge outlet at the bottom of the tank body is opened to discharge the concentrated sludge from the sludge outlet, and at this time, the sludge is increased in viscosity due to the reduction of the water content, so that the sludge is likely to remain on the side wall of the tank body, and the defect that the sludge discharge efficiency is affected exists.

SUMMERY OF THE UTILITY MODEL

In order to be able to effectual improvement mud from the efficiency that the cell body bottom discharged, this application provides a sludge thickening tank.

The application provides a sludge concentration tank adopts following technical scheme:

the utility model provides a sludge thickening tank, including the cell body, set up the discharge gate in cell body bottom center department, set up the mount of keeping away from discharge gate one side in the cell body, set up on the mount and the corresponding agitating unit of position and discharge gate, set up in the rotation axis of agitating unit output, still set up the mounting hole in rotation axis both sides including the symmetry, rotate the installation pole that sets up in the mounting hole, set up and keep away from the one end of mounting hole and be used for accelerating the scraping subassembly of the mud ejection of compact in the installation pole, and set up on the rotation axis and be used for driving installation pole pivoted adjusting part.

Through adopting above-mentioned technical scheme, scrape the material subassembly through the setting, can use the mud of cell body bottom when the discharge gate department is discharged from, it is rotatory to drive the rotation axis through starting agitating unit, make the installation pole can rotate under the drive of rotation axis, thereby can make and scrape the mud of material subassembly on the lateral wall of cell body under the drive of installation pole and scrape and fall, can effectual improvement mud from cell body bottom exhaust efficiency, and through setting up adjusting part, can use when need not to discharge mud, make the installation pole can rotate under adjusting part's drive, and then can reduce the area of contact who scrapes material subassembly and mud to a certain extent, reach the more smooth and easy purpose of operation that makes agitating unit.

Optionally, the scraping assembly comprises a scraping plate arranged at one end, far away from the mounting hole, of the mounting rod, and a scraping brush arranged at one side, far away from the mounting rod, of the scraping plate.

Through adopting above-mentioned technical scheme, scrape the material brush through the setting, can drive the installation pole through starting agitating unit and rotate when needs scrape the mud on the cell body lateral wall to can drive through the installation pole and scrape the material brush of scraping on the flitch and scrape the mud on the cell body lateral wall, and then reach the purpose of accelerating the ejection of compact of cell body mud.

Optionally, the adjusting assembly comprises fixing blocks symmetrically arranged on two sides of the rotating shaft, a driving motor arranged on the fixing blocks, a driving gear assembled with an output shaft of the driving motor, an extension rod arranged on one side of the mounting rod close to the mounting hole and rotatably connected with the mounting hole, and a driven gear arranged on the extension rod and meshed with the driving gear.

Through adopting above-mentioned technical scheme, through setting up driving motor, can start when needs are packed up the installation pole, rotate through driving motor's output shaft and drive the driving gear and rotate, make driven gear can be rotatory under the drive of driving gear to can effectual reduction scrape the area of contact of material subassembly and cell body mud, and then reach the purpose of accelerating agitating unit operating efficiency.

Optionally, one end of the mounting rod, which is far away from the mounting hole, is rotatably connected with a gear shaft; the scraping plate is fixed with the gear shaft; and the mounting rod is provided with a driving assembly for driving the gear shaft to rotate.

Through adopting above-mentioned technical scheme, through setting up drive assembly, can use when needs scrape the mud of cell body lateral wall, can drive the pinion rotation to drive through the pinion rotation and scrape the flitch and rotate, and then can accelerate the material speed of scraping the material subassembly to a certain extent.

Optionally, the driving assembly includes a positioning block vertically disposed on the mounting rod, a rotating rod rotatably connected to one side of the positioning block away from the mounting rod, a servo motor disposed at one end of the mounting rod close to the rotating shaft and assembled with one end of the rotating rod away from the scraping plate, and a transmission gear disposed at one end of the rotating rod away from the servo motor; the transmission gear is meshed with the gear shaft.

Through adopting above-mentioned technical scheme, through setting up servo motor, can start when needs scrape the mud on the cell body lateral wall, the rotation of driving the bull stick is rotated to output shaft through servo motor, makes drive gear rotate under the drive of bull stick to make the tooth axle can follow drive gear and rotate, reach and drive and scrape flitch pivoted purpose.

Optionally, the scraping plate is provided with a plurality of through holes.

Through adopting above-mentioned technical scheme, through set up a plurality of through-holes on scraping the flitch, can reduce the area of contact who scrapes flitch and cell body mud to a certain extent to can effectually accelerate the material speed of scraping the material subassembly.

Optionally, a rolling bearing is arranged at the joint of the extension rod and the mounting hole.

Through adopting above-mentioned technical scheme, through setting up antifriction bearing, can reduce the frictional force between extension rod and the mounting hole to a certain extent to can effectually accelerate the slew velocity of installation pole, can also prolong the life of rotation axis and extension rod simultaneously.

Optionally, the outer surfaces of the driving motor and the servo motor are provided with transparent waterproof covers.

Through adopting above-mentioned technical scheme, through set up transparent buckler on driving motor and servo motor, can effectually reduce the mud in the pond and splash driving motor and servo motor to can prolong driving motor and servo motor's life to a certain extent.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the stirring device can be started to drive the rotating shaft to rotate by arranging the scraping component, so that the mounting rod can be driven by the rotating shaft to rotate, the sludge discharging efficiency from the bottom of the tank body is effectively improved, and the mounting rod can be driven by the adjusting component to rotate by arranging the adjusting component, so that the aim of enabling the stirring device to run more smoothly can be fulfilled;

2. through setting up drive assembly, can use when needs are scraped the mud of cell body lateral wall, can drive the pinion rotation to drive through the pinion rotation and scrape the flitch and rotate, and then can accelerate scraping the material speed of scraping of material subassembly to a certain extent, in addition, through seting up a plurality of through-holes on scraping the flitch, can effectually accelerate scraping the material speed of scraping the material subassembly.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 2 is a schematic view of another perspective of a tank body according to an embodiment of the present application;

FIG. 3 is a schematic diagram of a portion of the structure of an embodiment of the present application;

fig. 4 is an enlarged view of a portion a in fig. 3.

Description of reference numerals: 1. a tank body; 11. a discharge port; 12. a fixed mount; 13. a stirring device; 14. a rotating shaft; 2. mounting holes; 21. mounting a rod; 211. a scraping plate; 212. scraping the material brush; 213. an extension rod; 214. a gear shaft; 3. a fixed block; 31. a drive motor; 311. a driving gear; 312. a driven gear; 4. positioning blocks; 41. a rotating rod; 5. a servo motor; 51. a transmission gear; 6. a through hole; 7. a rolling bearing.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses a sludge concentration tank. Referring to fig. 1 and 2, the sludge concentration tank includes a tank body 1, and the tank body 1 is a circular funnel shape as a whole, wherein a discharge port 11 is provided at the bottom of the tank body 1, and the discharge port 11 is provided at the lowest position of the bottom of the tank body 1. Meanwhile, a fixed frame 12 is installed at the top of the tank body 1, a stirring device 13 is installed on the fixed frame 12, and the position of the stirring device 13 corresponds to the position of the discharge port 11.

When sludge is added into the tank body 1, the stirring device 13 is started, and sludge in the tank body 1 is uniformly stirred through the stirring device 13, so that sludge in the tank body 1 can be effectively mixed and stirred, and the sludge is dewatered and concentrated.

Referring to fig. 2 and 3, the rotating shaft 14 is provided with two mounting holes 2, and the two mounting holes 2 are symmetrically provided and located on both sides of the rotating shaft 14. Wherein, the mounting hole 2 is connected with a mounting rod 21, and simultaneously, in order to effectively accelerate the discharge of sludge from the discharge hole 11, a scraping component is arranged on the mounting rod 21.

In the present embodiment, the scraping assembly includes a scraping plate 211 and a scraping brush 212. Scrape flitch 211 and install the one end of keeping away from mounting hole 2 at installation pole 21 and set up for the slope, scrape material brush 212 and fix on scraping flitch 211, simultaneously, scrape the whole one side of scraping flitch 211 and keeping away from installation pole 21 that is located of material brush 212, and scrape the brush body length that material brush 212 kept away from discharge gate 11 one side and be longer than the brush body length that material brush 212 is close to discharge gate 11 one side. In this embodiment, the scraping brush 212 may be a wire brush.

In addition, referring to fig. 3 and 4, an adjusting assembly is provided on the rotating shaft 14, wherein in the present embodiment, the adjusting assembly includes a fixed block 3, a driving motor 31, and an extension rod 213. The fixed blocks 3 are provided in two, and the fixed blocks 3 are vertically installed at both sides of the rotation shaft 14. The driving motor 31 is installed on the upper end surface of the fixed block 3, and a driving gear 311 is installed on the output shaft of the driving motor 31.

Furthermore, an extension rod 213 is fixed at one end of the mounting rod 21 close to the mounting hole 2, wherein one end of the extension rod 213 is fixed with the mounting rod 21, and the other end is connected with the groove bottom of the mounting hole 2 through a rolling bearing 7. Meanwhile, the extension rod 213 is sleeved with a driven gear 312, and in the present embodiment, the driven gear 312 and the driving gear 311 are always in a meshed state.

When needs scrape down mud on the lateral wall of cell body 1, can start driving motor 31 earlier, the output shaft rotation through driving motor 31 drives driving gear 311 and rotates, the rotation of rethread driving gear 311 drives driven gear 312 and rotates, thereby can make installation pole 21 rotate under driven gear 312's drive, and make the material brush 212 of scraping that is located installation pole 21 one side can offset the back with cell body 1 lateral wall just, rethread starts agitating unit 13 and drives rotation axis 14 rotatory, and then drive and scrape the mud of material brush 212 on the lateral wall of cell body 1 and scrape down, reach the purpose of the quick ejection of compact of mud.

Referring to fig. 2 and 3, in order to further increase the sludge discharge rate of the tank body 1, a toothed shaft 214 is rotatably connected to the upper portion of the mounting hole 2, and one end of the toothed shaft 214 is connected to the end of the mounting hole 2 away from the rotating shaft 14, and the other end is fixed to the scraper 211. Meanwhile, a driving assembly for driving the gear shaft 214 to rotate is disposed on the mounting rod 21, wherein in the present embodiment, the driving assembly includes a positioning block 4, a rotating rod 41 and a servo motor 5. The positioning blocks 4 are fixed on one side of the mounting rod 21, and meanwhile, two positioning blocks 4 are arranged and vertically fixed on one side of the mounting rod 21.

The rotating lever 41 is rotatably connected to the positioning block 4, and the rotating lever 41 is connected to one end of the positioning block 4 remote from the mounting lever 21 and has an extending direction matching the extending direction of the mounting lever 21. Meanwhile, a transmission gear 51 is installed at one end of the rotating rod 41 near the scraper 211.

Further, referring to fig. 2 and 3, the servomotor 5 is fixed to the side of the mounting rod 21 close to the rotary shaft 14, and a power gear is mounted on an output shaft of the servomotor 5. Wherein, in the present embodiment, the pinion 214 and the transmission gear 51 are kept meshed with each other.

When the ejection of compact speed of mud needs further to be accelerated, start servo motor 5, the output shaft rotation through servo motor 5 drives bull stick 41 and rotates, makes drive gear 51 rotate under the drive of bull stick 41 to drive the rotation of pinion 214 through drive gear 51's rotation, and then can drive and scrape material brush 212 and rotate the scraping material to the lateral wall of cell body 1, reach the effect of accelerating the mud ejection of compact.

Referring to fig. 2 and 3, in order to reduce the operation resistance of the stirring device 13 to some extent, a plurality of through holes 6 are opened at both sides of the scraper 211 in the width direction. Meanwhile, the outer surfaces of the servo motor 5 and the driving motor 31 are covered with transparent waterproof covers, so that when the sludge-water separator works, sludge is effectively reduced to splash onto the servo motor 5 and the driving motor 31, and the service lives of the servo motor 5 and the driving motor 31 can be prolonged to a certain extent.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a sludge thickening tank, includes cell body (1), sets up discharge gate (11) of locating cell body (1) bottom center, sets up in cell body (1) and keeps away from mount (12) of discharge gate (11) one side, sets up on mount (12) and position and discharge gate (11) corresponding agitating unit (13), sets up in rotation axis (14) of agitating unit (13) output, its characterized in that: the sludge treatment device is characterized by further comprising mounting holes (2) symmetrically formed in two sides of the rotating shaft (14), mounting rods (21) rotatably arranged in the mounting holes (2), a scraping assembly arranged at one end, far away from the mounting holes (2), of the mounting rods (21) and used for accelerating sludge discharge, and an adjusting assembly arranged on the rotating shaft (14) and used for driving the mounting rods (21) to rotate.

2. The sludge thickener according to claim 1, wherein: the scraping component comprises a scraping plate (211) which is arranged at one end, far away from the mounting hole (2), of the mounting rod (21), and a scraping brush (212) which is arranged at one side, far away from the mounting rod (21), of the scraping plate (211).

3. The sludge thickener according to claim 2, wherein: the adjusting assembly comprises fixing blocks (3) symmetrically arranged on two sides of a rotating shaft (14), a driving motor (31) arranged on the fixing blocks (3), a driving gear (311) assembled with an output shaft of the driving motor (31), an extension rod (213) arranged on one side, close to the mounting hole (2), of the mounting rod (21) and rotatably connected with the mounting hole (2), and a driven gear (312) arranged on the extension rod (213) and meshed with the driving gear (311).

4. A sludge thickener according to claim 3, wherein: one end of the mounting rod (21) far away from the mounting hole (2) is rotatably connected with a gear shaft (214); the scraping plate (211) is fixed with the gear shaft (214); the mounting rod (21) is provided with a driving assembly for driving the gear shaft (214) to rotate.

5. The sludge thickener according to claim 4, wherein: the driving assembly comprises a positioning block (4) vertically arranged on the mounting rod (21), a rotating rod (41) rotatably connected to one side, far away from the mounting rod (21), of the positioning block (4), a servo motor (5) arranged at one end, close to the rotating shaft (14), of the mounting rod (21) and assembled with one end, far away from the scraping plate (211), of the rotating rod (41), and a transmission gear (51) arranged at one end, far away from the servo motor (5), of the rotating rod (41); the transmission gear (51) is meshed with the gear shaft (214).

6. The sludge thickener of claim 5, wherein: the scraping plate (211) is provided with a plurality of through holes (6).

7. A sludge thickener according to claim 3, wherein: and a rolling bearing (7) is arranged at the joint of the extension rod (213) and the mounting hole (2).

8. The sludge thickener of claim 6, wherein: and transparent waterproof covers are arranged on the outer surfaces of the driving motor (31) and the servo motor (5).