CN211141621U

CN211141621U - Sedimentation tank

Info

Publication number: CN211141621U
Application number: CN201922114120.5U
Authority: CN
Inventors: 裘伟民
Original assignee: Zhejiang Sandianshui Environmental Protection Engineering Co ltd
Current assignee: Zhejiang Sandianshui Environmental Protection Engineering Co ltd
Priority date: 2019-11-29
Filing date: 2019-11-29
Publication date: 2020-07-31
Anticipated expiration: 2029-11-29

Abstract

The utility model relates to a sedimentation tank relates to sewage treatment's technical field, including the cell body, the setting of cell body length direction slope is followed to the bottom wall in the cell body, slides along being on a parallel with bottom wall length direction in the cell body and is provided with the sliding frame on the cell body, is provided with the mud scraper of contradicting on the bottom wall in the cell body on the sliding frame, and the cell body top is provided with the drive arrangement who is connected with the sliding frame, is provided with the blowdown subassembly that communicates with the bottom wall in the cell body on the cell body lateral wall. The utility model discloses a drive arrangement starts to drive the mud scraper and removes to drive silt and remove towards the lower one end of cell body inner diapire, the blowdown subassembly starts simultaneously and discharges silt, thereby need not the manual work and clear up silt, has reduced the intensity of labour to the staff, has improved the efficiency of sedimentation tank desilting.

Description

Sedimentation tank

Technical Field

The utility model belongs to the technical field of sewage treatment's technique and specifically relates to a sedimentation tank is related to.

Background

The sedimentation tank is a sedimentation tank structure for removing suspended matters in water by applying sedimentation and is a device for purifying water. The suspended substances in the water are removed by utilizing the natural sedimentation or coagulating sedimentation of the water. The sedimentation tank is divided into a horizontal sedimentation tank and a vertical sedimentation tank according to the water flow direction. The settling effect is determined by the flow rate of the water in the settling tank and the residence time of the water in the tank. In order to improve the sedimentation effect and reduce the land occupation area, a honeycomb inclined tube counter-current sedimentation tank, an accelerated clarification tank, a pulse clarification tank and the like are mostly adopted at present.

However, in the prior art, when the sedimentation tank is used for dredging at regular intervals, the sludge in the sedimentation tank needs to enter the sedimentation tank manually to be excavated and dredged, the sludge at the bottom of the sedimentation tank easily slips, personal injury is caused, the manual labor intensity is increased, the dredging time is prolonged, and the dredging efficiency of the sedimentation tank of the sewage treatment plant is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a sedimentation tank to need not the manual work and clear up silt, reduced the intensity of labour to the staff, improved the efficiency of sedimentation tank desilting.

The above object of the present invention is achieved by the following technical solutions:

the utility model provides a sedimentation tank, includes the cell body, diapire in the cell body sets up along cell body length direction slope, it is provided with the sliding frame to slide along being on a parallel with in the cell body diapire length direction on the cell body, be provided with the mud scraper of contradicting on the diapire in the cell body on the sliding frame, the cell body top is provided with the drive arrangement who is connected with the sliding frame, be provided with the blowdown subassembly with the minimum intercommunication of diapire in the cell body on the cell body lateral wall.

Through adopting above-mentioned technical scheme, drive arrangement starts to drive and slides the frame and removes, slides the frame and removes and drive the scraper and remove from the higher one end of bottom wall in the cell body towards the lower one end of bottom wall in the cell body to drive silt and remove towards the lower one end of bottom wall in the cell body, the blowdown subassembly starts simultaneously and discharges silt, thereby need not the manual work and clear up silt, has reduced the intensity of labour to the staff, has improved the efficiency of sedimentation tank desilting.

Preferably, drive arrangement slides along the length direction setting on the fixed plate that is on a parallel with bottom wall length direction in the cell body and sets up on the fixed plate and with the connecting block that the frame is connected that slides, sets up on the fixed plate and be connected and the drive assembly that the drive connecting block removed with the connecting block.

By adopting the technical scheme, the driving component drives the connecting block to move, and the connecting block moves to drive the sliding frame to move, so that the aim of driving the sliding frame to move by the driving component is fulfilled.

Preferably, the driving assembly comprises a driving screw rod which is rotatably arranged on the fixing plate, has an axis parallel to the length direction of the inner bottom wall of the tank body, is in threaded connection with the connecting block, and a driving motor which is arranged on the fixing plate and is connected with the driving screw rod.

By adopting the technical scheme, the driving motor is started to drive the driving screw to rotate, and the driving screw rotates to drive the connecting block to move, so that the purpose that the driving motor drives the connecting block to move is achieved.

Preferably, the mud scraper vertically slides and sets up on the frame that slides, the frame top that slides is provided with the lifting unit who is connected with the mud scraper, lifting unit includes that vertical sliding sets up on the frame that slides and the sliding block of being connected with the mud scraper, sets up at the frame top that slides and the lift cylinder of being connected with the mud scraper.

Through adopting above-mentioned technical scheme, the lift cylinder starts to drive the mud scraper and keeps away from the internal diapire of pond, drive arrangement starts to drive the slip frame and replies and remove the normal position, the lift cylinder starts to drive the mud scraper and moves down and make the mud scraper conflict on the internal diapire of pond after that, so that next desilting work, thereby the probability that mud scraper removed the in-process silt along with mud scraper and removed together in replying has been reduced, the effect of cleaing away of mud scraper to the internal diapire of pond has been improved, the desilting effect to the sedimentation tank has further been improved.

Preferably, the blowdown subassembly is including setting up on the lateral wall that is close to the lower one side of the internal diapire of cell body and keeping away from the one end of cell body and be the blow off pipe that seals the form and communicate with the cell body, set up the blowdown motor that the one end and the output shaft of keeping away from the cell body at the blow off pipe pass the blow off pipe, set up on the output shaft of blowdown motor and extend the dwang in the cell body, set up on the dwang and the external diameter equals the blow off pipe internal diameter and be spiral helicine blowdown piece, set up under the blow off pipe on the lateral wall and be close to the unloading pipe of driving motor one side, set up the blow.

By adopting the technical scheme, the sewage discharge valve is opened, the sewage discharge motor is started to drive the rotating rod to rotate, the rotating rod rotates to drive the sewage discharge sheet to rotate, and the sewage discharge sheet rotates to drive sludge in the pond body to move towards the feeding pipe and finally be discharged from the discharging pipe; and after the sewage discharge is finished, stopping the sewage discharge motor and closing the sewage discharge valve at the same time.

Preferably, the water inlet tank and the water outlet tank are respectively arranged on two opposite side walls in the width direction of the tank body and on one side close to the top end of the tank body, the water inlet tank is positioned on one side close to the lower bottom wall of the tank body, and the water outlet pipe which penetrates through the side wall of the tank body and is communicated with the water outlet tank is arranged on the outer side wall of the tank body.

Through adopting above-mentioned technical scheme, discharge sewage in the intake antrum, then overflow the cell body through the intake antrum in, reduced rivers and directly discharged the impact force to the internal diapire of cell body, reduced and depositd the probability that the silt on the diapire floats the clear water in upper strata again in the cell body, the clear water flow of upper strata is overflowed in overflowing the play basin, discharges through the outlet pipe at last to this has improved the efficiency that the sedimentation tank handled sewage.

Preferably, water falling holes are uniformly distributed at the bottom of the water inlet tank.

Through adopting above-mentioned technical scheme, through the setting of the hole that falls into water, the impact force to silt on the internal diapire of pond when further having reduced sewage and discharging in the pond has improved the efficiency that sedimentation tank handled sewage.

Preferably, a water passing hole is formed in the side wall of one side, close to the water inlet groove, of the water outlet groove, and a filter plate is embedded in the water passing hole.

Through adopting above-mentioned technical scheme, through the setting of filter plate, carry out further filtration to the rivers on upper strata, reduced the existence of impurity in the rivers, improved the cleanliness factor of handling back sewage.

To sum up, the utility model discloses a beneficial technological effect does:

1. the sludge scraping plate is driven to move by starting the driving device, so that the sludge is driven to move towards the lower end of the bottom wall in the tank body, and meanwhile, the sludge is discharged by starting the sewage discharge assembly, so that the sludge is not required to be cleaned manually, the labor intensity of workers is reduced, and the sludge cleaning efficiency of the sedimentation tank is improved;

2. the lifting cylinder is started to drive the mud scraping plate to move up and down, and the driving motor is started to drive the sliding frame to move back to the original position, so that the probability that the mud scraping plate moves along with the mud scraping plate in the process of moving back is reduced, the effect of the mud scraping plate on removing the mud on the bottom wall in the tank body is improved, and the effect of removing the mud from the sedimentation tank is further improved;

3. the sewage is discharged into the water inlet tank, so that the impact force of water flow directly discharged into the tank body on the inner bottom wall of the tank body is reduced, the probability that sludge precipitated on the inner bottom wall of the tank body floats in the upper clear water is reduced, the upper clear water flows into the water outlet tank and is finally discharged through the water outlet pipe, and the sewage treatment efficiency of the sedimentation tank is improved;

4. through the setting of filter plate, carry out further filtration to the rivers on upper strata, reduced the existence of impurity in the rivers, improved the cleanliness factor of handling back sewage.

Drawings

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

FIG. 2 is a schematic structural view of the present invention, in which the drainage pipe is sectioned along the axis of the rotation shaft, and the side wall of the tank body is partially sectioned;

fig. 3 is a schematic view of a partial structure of the present invention, mainly showing the lifting assembly;

fig. 4 is a schematic view of the local structure of the present invention, which mainly shows the water inlet tank and the water outlet tank, wherein the filter plate is exploded.

Reference numerals: 10. a tank body; 11. a water inlet groove; 12. a water outlet groove; 13. a water falling hole; 14. water passing holes; 15. filtering the plate; 16. a water outlet pipe; 20. a sliding frame; 21. a sliding groove; 22. a mud scraper; 30. a lifting assembly; 31. a sliding block; 32. a lifting cylinder; 40. a drive device; 41. a fixing plate; 411. a slide hole; 42. connecting blocks; 43. a drive assembly; 431. a drive screw; 432. a drive motor; 50. a blowdown assembly; 51. a blow-off pipe; 52. a sewage discharging motor; 53. rotating the rod; 54. a soil release sheet; 55. a discharging pipe; 56. a blowoff valve.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

A sedimentation tank, refer to fig. 1, comprises a tank body 10, wherein the inner bottom wall of the tank body 10 is obliquely arranged along the length direction of the tank body 10, and a sliding frame 20 is arranged on the tank body 10 in a sliding manner along the length direction parallel to the inner bottom wall of the tank body 10.

Referring to fig. 2 and 3, install the mud scraper 22 of contradicting on the bottom wall in cell body 10 on the frame 20 that slides, set up the ascending groove 21 that slides of vertical direction on the frame 20 that slides, the frame 20 top that slides is provided with the lifting unit 30 of being connected with mud scraper 22, lifting unit 30 includes sliding block 31, lift cylinder 32, sliding block 31 fixed mounting just slides and sets up on sliding groove 21 on mud scraper 22, lift cylinder 32 fixed mounting is on the frame 20 top that slides, and the top fixed connection on lift cylinder 32's the piston rod and the mud scraper 22.

The top end of the tank body 10 is provided with a driving device 40 connected with the sliding frame 20, the driving device 40 comprises two fixing plates 41, a connecting block 42 and a driving assembly 43, the two fixing plates 41 are fixedly arranged at the top end of the tank body 10, and two opposite side walls of the two fixing plates 41 are respectively provided with a sliding hole 411 parallel to the length direction of the inner bottom wall of the tank body 10; the two connecting blocks 42 are fixedly arranged on the sliding frame 20 and are arranged on the sliding holes 411 in a sliding manner; the driving assembly 43 is arranged on the fixed plate 41 and connected with the connecting block 42 and drives the connecting block 42 to move, the driving assembly 43 comprises a driving screw rod 431 and a driving motor 432, the driving screw rod 431 is rotatably arranged on the fixed plate 41, and the axis of the driving screw rod 431 is parallel to the length direction of the inner bottom wall of the tank body 10 and is in threaded connection with the connecting block 42; the driving motor 432 is fixedly installed on the fixing plate 41 and the driving screw 431 is fixedly connected.

The outer side wall of the pool body 10 is provided with a sewage discharging assembly 50 communicated with the lowest part of the inner bottom wall of the pool body 10, the sewage discharging assembly 50 comprises a sewage discharging pipe 51, a sewage discharging motor 52, a rotating rod 53, a sewage discharging sheet 54, a discharging pipe 55 and a sewage discharging valve 56, the sewage discharging pipe 51 is fixedly arranged on the outer side wall close to the lower side of the inner bottom wall of the pool body 10 and communicated with the pool body 10, and meanwhile, one end, far away from the pool body 10, of the sewage discharging pipe 51 is; the sewage discharge motor 52 is fixedly arranged at one end of the sewage discharge pipe 51 far away from the tank body 10, and an output shaft of the sewage discharge motor 52 penetrates through the sewage discharge pipe 51; the rotating rod 53 is fixedly arranged on the output shaft of the sewage discharge motor 52 and extends into the tank body 10, the sewage discharge sheet 54 is fixedly arranged on the rotating rod 53, and the outer diameter of the sewage discharge sheet 54 is equal to the inner diameter of the sewage discharge pipe 51 and is spiral; the discharging pipe 55 is fixedly arranged on the lower side wall of the sewage discharging pipe 51 and positioned at one side close to the driving motor 432, and the sewage discharging valve 56 is fixedly arranged on the discharging pipe 55.

The driving motor 432 is started to drive the driving screw 431 to rotate, the driving screw 431 is rotated to drive the connecting block 42 to move, the connecting block 42 is moved to drive the sliding frame 20 to move, the sliding frame 20 is moved to drive the mud scraping plate 22 to move from the higher end of the inner bottom wall of the tank body 10 to the lower end of the inner bottom wall of the tank body 10, so that the mud is driven to move towards the lower end of the inner bottom wall of the tank body 10, meanwhile, the blow-down valve 56 is opened, the blow-down motor 52 is started to drive the rotating rod 53 to rotate, the rotating rod 53 rotates to drive the blow-down piece 54 to rotate, the blow-down piece 54 rotates to drive the mud in the tank body 10 to move towards the feed pipe 55, and finally the mud; simultaneously lift cylinder 32 starts to drive the mud scraper 22 and keeps away from the removal of cell body 10 interior diapire, and driving motor 432 starts to drive mud scraper 22 and returns and move to the normal position, and lift cylinder 32 starts to drive mud scraper 22 and moves down after that and make mud scraper 22 contradict on cell body 10 interior diapire to the desilting work of next time.

Referring to fig. 4, a water inlet tank 11 and a water outlet tank 12 are respectively and fixedly mounted on two opposite side walls in the width direction of the tank body 10 and on one side close to the top end of the tank body 10, the water inlet tank 11 is located on one side close to the lower bottom wall of the tank body 10, water falling holes 13 are uniformly distributed at the bottom of the water inlet tank 11, water passing holes 14 are formed in the side wall of the water outlet tank 12 close to one side of the water inlet tank 11, filter plates 15 are embedded in the water passing holes 14, and a water outlet pipe 16 penetrating through the side wall of the tank body 10 and communicated with the.

The sewage is discharged into the water inlet tank 11, then flows into the tank body 10 through the water falling hole 13, the impact force of the sewage directly discharged into the tank body 10 on the inner bottom wall of the tank body 10 is reduced, the clear water on the upper layer flows into the water outlet tank 12 through the filter plate 15, and finally is discharged through the water outlet pipe 16, the filter plate 15 reduces the existence of impurities in the discharged water flow, and the cleanliness of the treated sewage is improved.

The working principle of the embodiment is as follows:

the driving motor 432 is started to drive the sludge to move towards the lower end of the bottom wall of the tank body 10, meanwhile, the blow-down valve 56 is opened, and the blow-down motor 52 is started to drive the sludge in the tank body 10 to be discharged from the blanking pipe 55, so that the sludge is not required to be cleaned manually, and the sludge cleaning efficiency of the sedimentation tank is improved; meanwhile, the lifting cylinder 32 is started to drive the mud scraping plate 22 to move upwards, the driving motor 432 is started to drive the mud scraping plate 22 to return to the original position, and then the lifting cylinder 32 drives the mud scraping plate 22 to move downwards so that the mud scraping plate 22 is abutted against the inner bottom wall of the tank body 10, so that the next dredging operation is facilitated.

In flowing sewage to cell body 10 through the hole 13 that falls into water, reduced sewage and directly discharged the impact force to cell body 10 internal bottom wall in cell body 10 to reduce the probability that the silt that deposits on the internal bottom wall of cell body 10 floated upper clear water again, the clear water on upper strata passes through filter plate 15 and filters, discharges through outlet pipe 16 at last, and filter plate 15 has reduced the existence of impurity in the discharged rivers, has improved the cleanliness factor of handling back sewage.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. A sedimentation tank, includes cell body (10), its characterized in that: diapire sets up along cell body (10) length direction slope in cell body (10), it is provided with sliding frame (20) to slide along being on a parallel with cell body (10) interior diapire length direction on cell body (10), be provided with on sliding frame (20) and contradict mud scraper (22) on cell body (10) interior diapire, cell body (10) top is provided with drive arrangement (40) of being connected with sliding frame (20), be provided with on cell body (10) lateral wall with the blowdown subassembly (50) of cell body (10) interior diapire minimum intercommunication.

2. A sedimentation tank as claimed in claim 1, wherein: the driving device (40) comprises a fixing plate (41) arranged on the top end of the tank body (10), a connecting block (42) which is arranged on the fixing plate (41) in a sliding mode and connected with the sliding frame (20) along the length direction parallel to the bottom wall of the tank body (10), and a driving assembly (43) which is arranged on the fixing plate (41), connected with the connecting block (42) and drives the connecting block (42) to move.

3. A sedimentation tank as claimed in claim 2, wherein: the driving assembly (43) comprises a driving screw rod (431) which is rotatably arranged on the fixed plate (41), the axis of the driving screw rod is parallel to the length direction of the inner bottom wall of the tank body (10), and the driving screw rod is in threaded connection with the connecting block (42), and a driving motor (432) which is arranged on the fixed plate (41) and is connected with the driving screw rod (431).

4. A sedimentation tank as claimed in claim 1, wherein: the mud scraping plate (22) is vertically slid and arranged on the sliding frame (20), a lifting assembly (30) connected with the mud scraping plate (22) is arranged at the top end of the sliding frame (20), the lifting assembly (30) comprises a sliding block (31) which is vertically slid and arranged on the sliding frame (20) and connected with the mud scraping plate (22), and a lifting cylinder (32) which is arranged at the top end of the sliding frame (20) and connected with the mud scraping plate (22).

5. A sedimentation tank as claimed in claim 1, wherein: blowdown subassembly (50) are the blow off pipe (51) that seals the form and communicate with cell body (10) including setting up on the lateral wall that is close to the lower one side of cell body (10) inner bottom wall and keeping away from cell body (10), set up blow off motor (52) that the one end and the output shaft of keeping away from cell body (10) in blow off pipe (51) pass blow off pipe (51), set up on the output shaft of blow off motor (52) and extend dwang (53) in cell body (10), set up on dwang (53) and the external diameter equals blow off pipe (51) internal diameter and be spiral helicine blowdown piece (54), set up on blow off pipe (51) lower lateral wall and be close to unloading pipe (55) of driving motor (432) one side, set up blowdown valve (56) on unloading pipe (55).

6. A sedimentation tank as claimed in claim 1, wherein: the utility model discloses a pond body, including pond body (10), inlet channel (11) and play basin (12) are provided with respectively on the relative both sides wall of pond body (10) width direction and near pond body (10) top one side, inlet channel (11) are located and are close to the lower one side of bottom wall in pond body (10), be provided with on pond body (10) lateral wall and pass pond body (10) lateral wall and go out outlet pipe (16) that basin (12) are linked together.

7. A sedimentation tank according to claim 6, wherein: and water falling holes (13) are uniformly distributed at the bottom of the water inlet groove (11).

8. A sedimentation tank according to claim 6, wherein: a water passing hole (14) is formed in the side wall of one side, close to the water inlet groove (11), of the water outlet groove (12), and a filter plate (15) is embedded in the water passing hole (14).