CN210286829U

CN210286829U - Air floatation device of domestic sewage treatment system

Info

Publication number: CN210286829U
Application number: CN201921118604.0U
Authority: CN
Inventors: 马春雨; 何利民; 曹祺; 许铁强; 徐佳丽; 王喜洋; 金建伟; 施平; 许云海
Original assignee: Shaoxing Keqiao Drain Co ltd
Current assignee: Shaoxing Keqiao Drain Co ltd
Priority date: 2019-07-17
Filing date: 2019-07-17
Publication date: 2020-04-10
Anticipated expiration: 2029-07-17

Abstract

The utility model discloses an air floatation device of a domestic sewage treatment system, which comprises a tank body, a water inlet, a water outlet, an aerator, a mud discharging device, a collecting hopper and a blow-off pipe, wherein the middle part of the tank body is provided with a mounting rack, the two sides of the two ends of the mounting rack are all provided with a lifting seat in a lifting way, and a lifting cylinder is arranged between the mounting rack and the lifting seat; one end of the collecting hopper close to the water outlet is rotatably connected to the pool body, and a rotating and fixing assembly used for adjusting the rotating angle of the collecting hopper and fixing the collecting hopper is arranged between the collecting hopper and the pool body. The utility model has the advantages of it is following and effect: the lifting cylinder drives the lifting seat to lift, so that the scraper in the sludge discharging device can adapt to the corresponding liquid level when in operation, and meanwhile, the collection hopper can be fixed after the angle of adjustment through the rotary fixing assembly, so that the collection hopper cannot shake due to water flow impact, and the collection effect of the collection hopper on sludge can be guaranteed.

Description

Air floatation device of domestic sewage treatment system

Technical Field

The utility model relates to a sewage treatment device field, in particular to air supporting device of domestic sewage treatment system.

Background

The air floatation machine is a sewage treatment device, and a large amount of fine bubbles are generated in water through an air waterfall machine, so that air is attached to suspended particles in a highly dispersed fine bubble form to cause the density to be lower than that of the water, and the air floatation machine floats on the water surface by utilizing the buoyancy principle, thereby realizing the solid-liquid separation.

At present, a chinese patent with an authorization notice number of CN208603756U and an authorization notice date of 2019, 3 and 15 discloses an air flotation machine of a domestic sewage treatment system, wherein a lifting frame is driven by a lifting assembly to lift, so that a sludge discharging device is driven to lift, and a sludge scraping plate in the sludge discharging device can be adapted to a corresponding liquid level height during operation.

In above-mentioned domestic sewage treatment system's air supporting machine, the one end of collecting the fill rotates to be connected on the cell body, and links through the linkage subassembly between crane and collection fill, and the linkage subassembly includes that one end articulates at the first linkage arm that the crane is close to the collection fill, one end articulates at the second linkage arm that the collection fill is close to crane one end and the other end articulates on first linkage arm to realize the addressee fill and go up and down to rotate in order to realize collecting the mud sediment along with the crane. However, the sewage in the tank body flows, and at the moment, the collecting hopper is easy to shake upwards under the impact of water flow, so that the collecting effect on sludge is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a domestic sewage treatment system's air supporting device can guarantee to collect the collection effect of fill to the mud sediment.

The above technical purpose of the present invention can be achieved by the following technical solutions: an air floatation device of a domestic sewage treatment system comprises a tank body, a water inlet arranged at one end of the tank body, a water outlet arranged at the other end of the tank body, an aerator arranged in the tank body and close to the water inlet, a sludge discharge device arranged above the middle part of the tank body, a collecting hopper arranged in the tank body and used for collecting sludge generated by the sludge discharge device, and a drain pipe arranged on the tank body and communicated with the collecting hopper, wherein a mounting frame is arranged at the middle part of the tank body, lifting seats are arranged on two sides of two ends of the mounting frame in a lifting way, and a lifting cylinder is arranged between the mounting frame and the lifting seats; the mud discharging device comprises a driving shaft, two ends of which are rotatably connected to two lifting seats at one end, a driven shaft, two first chain wheels, two second chain wheels, a driving chain, a plurality of mud scraping plates and a power assembly, wherein the two ends of the driving shaft are rotatably connected to the two lifting seats at the other end; one end of the collecting hopper close to the water outlet is rotatably connected to the pool body, and a rotating and fixing assembly used for adjusting the rotating angle of the collecting hopper and fixing the collecting hopper is arranged between the collecting hopper and the pool body.

The utility model discloses a further set up to: the rotary fixing assembly comprises two fixing seats rotatably connected to the two side walls of the tank body, a fixing screw rod in threaded connection with the adjusting seat, and a fixing knob arranged at the upper end of the fixing screw rod, and the lower end of the fixing screw rod is rotatably connected with the upper surface of the collecting hopper.

The utility model discloses a further set up to: the collecting hopper is characterized in that a connecting seat in an inverted concave shape is arranged on the upper surface of the collecting hopper, a connecting shaft penetrating through the upper surface of the connecting seat is integrally arranged at the lower end of the fixing screw rod, and a connecting nut abutting against the connecting seat is in threaded connection with the lower end of the connecting shaft.

The utility model discloses a further set up to: the power assembly comprises a power motor arranged on a mounting frame, a driving chain wheel arranged on an output shaft of the power motor, a driven chain wheel arranged on a driving shaft, a telescopic arm arranged on the outer wall of the tank body in a telescopic mode along the horizontal direction, a middle chain wheel connected to one end, close to the driving chain wheel, of the telescopic arm in a rotary mode, an adjusting assembly arranged between the tank body and the telescopic arm and used for adjusting the distance between the telescopic arm and the first chain wheel and the middle gear, and a power chain linked between the driving chain wheel, the driven chain wheel and the middle chain wheel.

The utility model discloses a further set up to: the adjusting assembly comprises a limiting seat arranged on the tank body, an adjusting screw rod arranged at one end of the telescopic arm far away from the driving chain wheel and penetrating through the limiting seat, a limiting nut in threaded connection with one end of the adjusting screw rod penetrating through the limiting seat and abutting against the limiting seat, and an elastic piece arranged between the adjusting screw rod and the limiting seat and driving the adjusting screw rod to move towards the direction close to the driving chain wheel.

The utility model discloses a further set up to: the bottom of the collecting hopper is provided with a discharge pipe, and a hose is arranged between the sewage discharge pipe and the discharge pipe.

To sum up, the utility model discloses following beneficial effect has:

1. when sewage enters the tank body through the water inlet, a large amount of micro bubbles are generated in water through the aerator, so that air is attached to suspended particles in a highly dispersed micro bubble form, the density of the air is lower than that of the water, and the air floats on the water surface by utilizing the buoyancy principle; then the sludge on the water surface of the sludge scraping plate is driven to be scraped into the collecting hopper by the rotation of a driving chain in the sludge discharging device; then the treated water is discharged from the water outlet; meanwhile, the lifting cylinder drives the lifting seat to lift, so that a mud scraper in the mud discharging device can be matched with the corresponding liquid level height during operation, and meanwhile, the collection hopper can be fixed after the angle is adjusted by rotating the fixing assembly, so that the collection hopper cannot shake due to water flow impact, and the collection effect of the collection hopper on mud can be ensured;

2. in the process that the driving cylinder drives the lifting seat to lift, the position of the telescopic arm is adjusted through the adjusting assembly, so that a power chain linked among the driving chain wheel, the driven chain wheel and the middle chain wheel can be kept in a tensioned state, and the driving chain wheel, the driven chain wheel and the middle chain wheel can be linked;

3. the sewage discharge pipe and the discharge pipe are connected through the hose, so that the sewage discharge pipe and the discharge pipe can be connected through the hose in the process of adjusting the angle of the collecting hopper.

Drawings

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

fig. 2 is a schematic structural diagram of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

fig. 4 is a partially enlarged view at B in fig. 2.

Reference numerals: 1. a tank body; 11. a water inlet; 12. a water outlet; 13. a lifting seat; 14. a lifting cylinder; 15. a mounting frame; 16. a discharge pipe; 17. a hose; 2. an aerator; 3. a sludge discharge device; 31. a drive shaft; 32. a driven shaft; 33. a first sprocket; 34. a second sprocket; 35. a drive chain; 36. a mud scraper; 37. a power assembly; 371. a power motor; 372. a drive sprocket; 373. a driven sprocket; 374. a telescopic arm; 375. an intermediate sprocket; 376. an adjustment assembly; 3761. a limiting seat; 3762. adjusting the screw rod; 3763. a limit nut; 3764. an elastic member; 377. a power chain; 4. a collecting hopper; 41. a connecting seat; 5. a blow-off pipe; 6. a rotating and fixing component; 61. a fixed seat; 62. fixing the screw rod; 621. a connecting shaft; 622. a connecting nut; 63. and fixing the knob.

Detailed Description

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

Example 1: the utility model provides an air supporting device of domestic sewage treatment system, as shown in figure 1, including cell body 1, an organic whole sets up the water inlet 11 in 1 one end of cell body, an organic whole sets up the delivery port 12 in 1 other end of cell body, fixed mounting just is close to the aeration machine 2 of water inlet 11 in cell body 1, set up the mud discharging device 3 in 1 middle part top of cell body, set up in cell body 1 and be used for collecting the collection fill 4 that comes from the mud sediment that mud discharging device 3 produced, an organic whole sets up on cell body 1 and with collect the communicating blow off pipe 5 of fill 4.

As shown in fig. 1 and 2, a mounting frame 15 is fixedly mounted in the middle of the tank body 1, lifting seats 13 are respectively arranged on two sides of two ends of the mounting frame 15 in a lifting manner, and a lifting cylinder 14 is fixedly arranged between the mounting frame 15 and the lifting seats 13. The mud discharging device 3 comprises a driving shaft 31 with two ends rotatably connected to two lifting seats 13 at one end through bearings, driven shafts 32 with two ends rotatably connected to two lifting seats 13 at the other end through bearings, two first chain wheels 33 fixedly arranged on two sides of the driving shaft 31, two second chain wheels 34 arranged on two fixed sides of the driven shafts 32, driving chains 35 linked between the first chain wheels 33 and the second chain wheels 34 on the same side, a plurality of mud scraping plates 36 fixedly arranged between the two driving chains 35, and a power assembly 37 which is arranged on the mounting frame 15 and between the driving shaft 31 and can keep the driving shaft 31 in a rotating state along with the lifting of the lifting seats 13.

As shown in fig. 2 and 3, the power assembly 37 includes a power motor 371 fixedly mounted on the mounting frame 15, a driving sprocket 372 fixedly disposed on an output shaft of the power motor 371, a driven sprocket 373 fixedly disposed on the driving shaft 31, a telescopic arm 374 telescopically disposed on an outer wall of the tank body 1 along a horizontal direction, an intermediate sprocket 375 rotatably connected to one end of the telescopic arm 374 near the driving sprocket 372, an adjusting assembly 376 disposed between the tank body 1 and the telescopic arm 374 and used for adjusting the movement of the telescopic arm 374 to adjust the distance between the first sprocket 33 and the intermediate gear, and a power chain 377 (shown in the figure simply schematically) linked between the driving sprocket 372 and the driven sprocket 373 as well as the intermediate sprocket 375. The adjusting assembly 376 includes a limiting seat 3761 integrally disposed on the tank body 1, an adjusting screw 3762 disposed at one end of the telescopic arm 374 away from the driving sprocket 372 and penetrating through the limiting seat 3761, a limiting nut 3763 threadedly connected to one end of the adjusting screw 3762 penetrating through the limiting seat 3761 and abutting against the limiting seat 3761, an elastic member 3764 having two ends fixedly disposed between the adjusting screw 3762 and the limiting seat 3761 and driving the adjusting screw 3762 to move toward the direction close to the driving sprocket 372, and the elastic member 3764 is a spring.

As shown in fig. 2 and 4, two sides above one end of the collecting hopper 4 close to the water outlet 12 are respectively connected to the inner walls of two sides of the tank body 1 through bearings in a rotating manner, and a rotating and fixing assembly 6 for adjusting the rotating angle of the collecting hopper 4 and fixing the collecting hopper 4 is arranged between the collecting hopper 4 and the tank body 1.

As shown in fig. 2 and 4, the rotation fixing assembly 6 includes two fixing bases 61 rotatably connected to two sidewalls of the tank body 1 along a horizontal direction through bearings, a fixing screw 62 threadedly connected to the adjusting base, and a fixing knob 63 fixedly disposed at an upper end of the fixing screw 62. The lower extreme of set screw 62 is connected with the upper surface rotation of collecting hopper 4, and the upper surface of collecting hopper 4 is integrative to be provided with and is the connecting seat 41 of "concave" font, and set screw 62's lower extreme is integrative to be provided with the connecting axle 621 that passes the upper surface of connecting seat 41, and the lower extreme threaded connection of connecting axle 621 has the coupling nut 622 of contradicting on connecting seat 41.

As shown in fig. 1, a discharge pipe 16 is fixedly provided at the bottom of the collecting hopper 4, and a hose 17 is connected between the soil pipe 5 and the discharge pipe 16.

The implementation principle is as follows: when sewage enters the tank body 1 through the water inlet 11, a large amount of micro bubbles are generated in the water through the aerator 2, so that air is attached to suspended particles in a highly dispersed micro bubble form, the density of the air is lower than that of the water, and the air floats on the water surface by utilizing the buoyancy principle; then the mud residue on the water surface of the mud scraping plate 36 is driven to be scraped into the collecting hopper 4 when the driving chain 35 in the mud discharging device 3 rotates; then the treated water is discharged from the water outlet 12; simultaneously, the lifting seat 13 is driven to lift through the lifting cylinder 14, so that the scraper 36 in the sludge discharging device 3 can adapt to the corresponding liquid level when in operation, and meanwhile, the collection hopper 4 can be fixed after the angle adjustment through the rotary fixing component 6, so that the collection hopper 4 cannot shake due to water flow impact, and the collection effect of the collection hopper 4 on sludge can be guaranteed.

In the process of driving the cylinder to drive the lifting seat 13 to lift, the position of the telescopic arm 374 is adjusted through the adjusting component 376, so that the power chain 377 among the driving chain wheel 372, the driven chain wheel 373 and the middle chain wheel 375 can keep a tensioned state, and the driving chain wheel 372, the driven chain wheel 373 and the middle chain wheel 375 can be linked. The sewage draining pipe 5 and the discharging pipe 16 are connected through a hose 17, so that the hose 17 can be bent and deformed to connect the sewage draining pipe 5 and the discharging pipe 16 in the process of adjusting the angle of the collecting hopper 4.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. The utility model provides an air supporting device of domestic sewage treatment system, including cell body (1), set up water inlet (11) in cell body (1) one end, set up delivery port (12) at the cell body (1) other end, set up aeration machine (2) in cell body (1) and near water inlet (11), set up sludge discharging device (3) in cell body (1) middle part top, set up in cell body (1) and be used for collecting the collection fill (4) that come from the sludge discharging device (3) and produce, set up on cell body (1) and with collect fill (4) communicating blow off pipe (5), its characterized in that: a mounting frame (15) is arranged in the middle of the tank body (1), lifting seats (13) are arranged on two sides of two ends of the mounting frame (15) in a lifting mode, and a lifting cylinder (14) is arranged between the mounting frame (15) and the lifting seats (13); the mud discharging device (3) comprises a driving shaft (31) with two ends rotatably connected to two lifting seats (13) at one end, a driven shaft (32) with two ends rotatably connected to the two lifting seats (13) at the other end, two first chain wheels (33) arranged at two sides of the driving shaft (31), two second chain wheels (34) arranged at two sides of the driven shaft (32), a driving chain (35) arranged between the first chain wheels (33) and the second chain wheels (34) at the same side, a plurality of mud scraping plates (36) arranged between the two driving chains (35), and a power assembly (37) which is arranged between the mounting frame (15) and the driving shaft (31) and can keep the rotating state of the driving shaft (31) along with the lifting of the lifting seats (13); one end of the collecting hopper (4) close to the water outlet (12) is rotatably connected onto the pool body (1), and a rotating and fixing assembly (6) used for adjusting the rotating angle of the collecting hopper (4) and fixing the collecting hopper (4) is arranged between the collecting hopper (4) and the pool body (1).

2. The air flotation device of the domestic sewage treatment system according to claim 1, wherein: rotatory fixed subassembly (6) include that two rotate fixing base (61), threaded connection on adjusting the seat of connecting on cell body (1) both sides wall, clamping screw (62), set up fixed knob (63) in clamping screw (62) upper end, the lower extreme of clamping screw (62) is connected with the upper surface rotation of collecting hopper (4).

3. The air flotation device of the domestic sewage treatment system according to claim 2, wherein: the upper surface of collecting hopper (4) is provided with connecting seat (41) that are "concave" font, the lower extreme of set screw (62) is integrative to be provided with connecting axle (621) that passes the upper surface of connecting seat (41), the lower extreme threaded connection of connecting axle (621) has coupling nut (622) of contradicting on connecting seat (41).

4. The air flotation device of the domestic sewage treatment system according to claim 1, wherein: the power assembly (37) comprises a power motor (371) arranged on a mounting frame (15), a driving chain wheel (372) arranged on an output shaft of the power motor (371), a driven chain wheel (373) arranged on a driving shaft (31), a telescopic arm (374) arranged on the outer wall of the tank body (1) in a telescopic mode along the horizontal direction, an intermediate chain wheel (375) rotatably connected to one end, close to the driving chain wheel (372), of the telescopic arm (374), an adjusting assembly (376) arranged between the tank body (1) and the telescopic arm (374) and used for adjusting the distance between the first chain wheel (33) and the intermediate gear when the telescopic arm (374) moves so as to adjust the distance between the first chain wheel (33) and the intermediate gear, and a power chain (377) linked between the driving chain wheel (372), the driven chain wheel (373) and the.

5. The air flotation device of the domestic sewage treatment system of claim 4, wherein: the adjusting assembly (376) comprises a limiting seat (3761) arranged on the tank body (1), an adjusting screw rod (3762) which is arranged at one end, far away from the driving chain wheel (372), of the telescopic arm (374) and penetrates through the limiting seat (3761), a limiting nut (3763) which is in threaded connection with one end, penetrating through the limiting seat (3761), of the adjusting screw rod (3762) and abuts against the limiting seat (3761), and an elastic piece (3764) which is arranged between the adjusting screw rod (3762) and the limiting seat (3761) and drives the adjusting screw rod (3762) to move towards the direction close to the driving chain wheel (372).

6. The air flotation device of the domestic sewage treatment system according to claim 1, wherein: a discharge pipe (16) is arranged at the bottom of the collecting hopper (4), and a hose (17) is arranged between the sewage discharge pipe (5) and the discharge pipe (16).