CN211521732U

CN211521732U - Aeration tank for sewage treatment of rotary aeration

Info

Publication number: CN211521732U
Application number: CN201921774523.6U
Authority: CN
Inventors: 林晶
Original assignee: Fujian Zhongwei Xialin Biotechnology Co ltd
Current assignee: Fujian Zhongwei Xialin Biotechnology Co ltd
Priority date: 2019-10-22
Filing date: 2019-10-22
Publication date: 2020-09-18
Anticipated expiration: 2029-10-22

Abstract

The utility model discloses an aeration tank for sewage treatment of spiral-type aeration, including the cell body, the bottom of cell body is passed through the bolt fastening and is had aeration subassembly, the corresponding both sides inner wall of cell body rotates and is connected with the stirring roller, there is a plurality of stirring leaf through the bolt fastening on the stirring roller, the outer wall one side of cell body is passed through the bolt fastening and is had the drive assembly of drive stirring roller, drive assembly includes drive box, driving motor, lead screw seat, reciprocal lead screw, reciprocal slider, drive gear and internal gear dish, the drive box passes through the bolt fastening in outer wall one side of cell body, the bottom inner wall of drive box corresponds both sides and has the lead screw seat through the bolt fastening, it is connected with reciprocal lead screw to rotate on the lead screw seat. The utility model discloses novel structure, it is ingenious to think about, has quickened the speed of turning of aeration tank normal water, has quickened the rupture of bubble, and then promotes the mixture of activated sludge and gas, strengthens the reaction effect of activated sludge and sewage.

Description

Aeration tank for sewage treatment of rotary aeration

Technical Field

The utility model relates to the technical field of sewage treatment, in particular to a rotary aeration tank for sewage treatment.

Background

The aeration tank is a biochemical reactor designed according to the characteristics of microorganisms, and the degradation degree of organic pollutants mainly depends on the designed aeration reaction conditions. The aeration tank utilizes an activated sludge process to treat sewage, and certain sewage retention time is provided in the tank to meet the oxygen quantity required by aerobic microorganisms and the mixing condition of full contact of sewage and activated sludge. The aeration tank mainly comprises a tank body, an aeration system and a water inlet and a water outlet. The tank body is generally made of reinforced concrete, and the planar shape of the tank body is rectangular, square, circular and the like.

The stirring speed of sewage in the existing aeration tank is low, and bubbles can not be used for rapid breaking, so that the mixing efficiency of activated sludge and gas is influenced. Therefore, it is necessary to design an aeration tank for sewage treatment by rotary aeration.

SUMMERY OF THE UTILITY MODEL

To the above situation, for overcoming prior art's defect, the utility model provides a sewage treatment of formula of spiraling aeration uses aeration tank, this aeration tank novel structure, think about ingeniously, accelerated the speed of stirring of aeration tank normal water, accelerated breaking of bubble, and then promote activated sludge and gaseous mixture, strengthen the reaction of activated sludge and sewage.

In order to achieve the above object, the utility model provides a following technical scheme: a rotary aeration tank for sewage treatment comprises a tank body, wherein an aeration component is fixed at the bottom of the tank body through bolts, the inner walls of two corresponding sides of the tank body are rotatably connected with stirring rollers, a plurality of stirring blades are fixed on the stirring rollers through bolts, and a driving component for driving the stirring rollers is fixed on one side of the outer wall of the tank body through bolts;

the drive assembly includes drive case, driving motor, lead screw seat, reciprocal lead screw, reciprocal slider, drive gear and internal gear dish, the drive case passes through the bolt fastening in outer wall one side of cell body, the bottom inner wall of drive case corresponds both sides and has the lead screw seat through the bolt fastening, it is connected with reciprocal lead screw to rotate on the lead screw seat, reciprocal lead screw passes through the driving motor drive in the drive case outside and connects, the meshing is connected with reciprocal slider on the reciprocal lead screw, there is the internal gear dish through the bolt fastening on the reciprocal slider, the inside meshing of internal gear dish is connected with drive gear, and drive gear is connected with the one end of stirring roller.

Preferably, the top inner wall of drive case has the slide rail through the bolt fastening, sliding connection has the location slider on the slide rail, the location slider passes through bolt fastening in top one side of internal gear dish.

Preferably, the aeration subassembly includes air compressor machine, air supply pipe, aeration pipe and air outlet head, the aeration pipe is through the bottom inner wall of cross distribution at the cell body, the air inlet of aeration pipe is connected with the gas outlet of air compressor machine through the air supply pipe, it is fixed with a plurality of air outlet head to connect soon on the aeration pipe.

Preferably, the gas outlet comprises a threaded connection part, a plugging head, a supporting spring, a tube head and a gas outlet hole, the tube head is screwed and fixed on the aeration tube through the threaded connection part at the bottom end, the gas outlet hole which is communicated with a plurality of is formed in the periphery of the bottom of the tube head, the position of the gas outlet hole in the tube head is slidably connected with the plugging head, and the top of the plugging head is connected with the inner wall of the top of the tube head through the supporting spring.

Preferably, the outer wall of the blocking head is wrapped by a rubber sealing ring.

The utility model has the advantages that:

1. the driving motor works to drive the reciprocating screw rod to rotate, so that the reciprocating slide block is driven to do reciprocating motion on the reciprocating screw rod, the inner gear disc is driven to do left-right reciprocating motion, the driving gear in the inner gear disc is driven to be continuously switched in the forward rotation and reverse rotation processes, and the stirring roller is finally driven to be switched between forward rotation and reverse rotation, so that the stirring speed of water in the aeration tank is accelerated, the breaking of bubbles is accelerated, the mixing of activated sludge and gas is promoted, and the reaction effect of the activated sludge and sewage is enhanced;

2. air that the air compressor machine produced is discharged from the head of giving vent to anger through air supply pipe and aeration pipe, the pressure that the air produced makes the shutoff head upward movement, the air of being convenient for is discharged from the venthole, the formation bubble, the in-process of shutoff head upward movement drives the supporting spring atress compression, when stopping the air feed, under supporting spring's reverse effort, drive shutoff head downstream, seal the venthole, can prevent effectively that sewage from entering into the inside of the head of giving vent to anger, the effectual convenience that promotes the use.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic diagram of the overall three-dimensional structure of the present invention;

fig. 2 is a schematic plan view of the driving assembly of the present invention;

FIG. 3 is a schematic plane structure diagram of the aeration assembly of the present invention;

FIG. 4 is a schematic view of the gas outlet head of the present invention;

reference numbers in the figures: 1. a tank body; 2. a stirring roller; 3. stirring blades; 4. a drive assembly; 5. an aeration assembly; 6. a drive box; 7. a drive motor; 8. a screw base; 9. a reciprocating screw rod; 10. a reciprocating slide block; 11. a drive gear; 12. an inner gear plate; 13. positioning the sliding block; 14. a slide rail; 15. an air compressor; 16. a gas supply pipe; 17. an aeration pipe; 18. an air outlet head; 19. a threaded connection; 20. plugging a plug; 21. a rubber seal ring; 22. a support spring; 23. a pipe head; 24. and an air outlet.

Detailed Description

The following describes the present invention in further detail with reference to the accompanying fig. 1-4.

Given by fig. 1-4, the utility model provides the following technical scheme: a rotary aeration tank for sewage treatment comprises a tank body 1, wherein an aeration component 5 is fixed at the bottom of the tank body 1 through bolts, the inner walls of two corresponding sides of the tank body 1 are rotatably connected with stirring rollers 2, a plurality of stirring blades 3 are fixed on the stirring rollers 2 through bolts, and a driving component 4 for driving the stirring rollers 2 is fixed on one side of the outer wall of the tank body 1 through bolts;

the driving assembly 4 comprises a driving box 6, a driving motor 7, a screw rod seat 8, a reciprocating screw rod 9, a reciprocating slide block 10, a driving gear 11 and an inner gear disc 12, the driving box 6 is fixed on one side of the outer wall of the tank body 1 through bolts, the screw rod seat 8 is fixed on the corresponding two sides of the inner wall of the bottom of the driving box 6 through bolts, the reciprocating screw rod 9 is rotatably connected on the screw rod seat 8, the reciprocating screw rod 9 is in driving connection through the driving motor 7 on the outer side of the driving box 6, the reciprocating slide block 10 is connected on the reciprocating screw rod 9 in a meshing manner, the inner gear disc 12 is fixed on the reciprocating slide block 10 through bolts, the driving gear 11 is connected inside the inner gear disc 12 in a meshing manner, the driving gear 11 is connected with one end of the stirring roller 2, the driving motor 7 drives the reciprocating screw rod 9 to rotate, thereby driving the reciprocating slide block 10 to, and then drive the inside drive gear 11 of internal gear dish 12 at the continuous switching of forward rotation and the reverse rotation in-process, finally drive stirring roller 2 forward rotation and reverse rotation and switch each other to the speed of stirring of water has accelerated in the aeration tank, has accelerated the rupture of bubble, and then promotes the mixture of activated sludge and gas, strengthens the reaction effect of activated sludge and sewage.

The inner wall of the top of the driving box 6 is fixed with a slide rail 14 through a bolt, the slide rail 14 is connected with a positioning slide block 13 in a sliding way, and the positioning slide block 13 is fixed on one side of the top of the inner gear disc 12 through a bolt, so that the movement direction of the inner gear disc 12 is convenient to limit.

Aeration subassembly 5 includes air compressor machine 15, the air supply pipe 16, aeration pipe 17 and air outlet 18, aeration pipe 17 is through cross distribution at the bottom inner wall of cell body 1, aeration pipe 17's air inlet passes through air supply pipe 16 and is connected with air compressor machine 15's gas outlet, aeration pipe 17 top spin connects to be fixed with a plurality of air outlet 18, be convenient for discharge air that air compressor machine 15 produced from air outlet 18, make activated sludge in the pond aquatic can fully with gaseous contact, strengthen the reaction of activated sludge and sewage.

The air outlet head 18 comprises a threaded connection part 19, a plugging head 20, a supporting spring 22, a tube head 23 and an air outlet hole 24, the tube head 23 is screwed and fixed on the aeration pipe 17 through the threaded connection part 19 at the bottom end, a plurality of through air outlet holes 24 are formed around the bottom of the tube head 23, the plugging head 20 is connected to the position, located at the air outlet hole 24, inside the tube head 23 in a sliding mode, the top of the plugging head 20 is connected with the inner wall of the top of the tube head 23 through the supporting spring 22, air generated by the air compressor 15 is exhausted from the air outlet head 18 through the air supply pipe 16 and the aeration pipe 17, the plugging head 20 moves upwards under the pressure generated by the air, the air is conveniently exhausted from the air outlet hole 24 to form bubbles, the supporting spring 22 is driven to be stressed and compressed in the upward movement process of the plugging head 20, when air supply is stopped, the plugging head 20 is driven to move downwards under the reverse acting, can effectively prevent sewage from entering the interior of the air outlet head 18, and effectively improves the convenience of use.

The outer wall of the plugging head 20 is wrapped by a rubber sealing ring 21, so that the sealing device has good sealing performance.

The utility model discloses during the use, driving motor 7 works, drive the rotation of reciprocal lead screw 9, thereby drive reciprocal slider 10 and be reciprocating motion on reciprocal lead screw 9, drive inner toothed disc 12 and do left and right reciprocating motion then, and then drive the inside drive gear 11 of inner toothed disc 12 and in the process of forward rotation and the switching of reversal rotation is continuous, finally drive stirring roller 2 forward rotation and reversal rotation and switch over each other, thereby the speed of stirring of aeration tank normal water has been accelerated, the rupture of bubble has been accelerated, and then promote the mixture of active sludge and gas, strengthen the reaction effect of active sludge and sewage;

air that air compressor machine 15 produced is discharged from air outlet 18 through air supply pipe 16 and aeration pipe 17, the pressure that the air produced makes shutoff head 20 upward movement, be convenient for the air to discharge from venthole 24, form the bubble, the in-process of shutoff head 20 upward movement drives supporting spring 22 atress compression, when stopping the air feed, under supporting spring 22's reverse effort, drive shutoff head 20 downstream, seal venthole 24, can prevent effectively that sewage from entering into air outlet 18's inside, the effectual convenience that has promoted the use.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an aeration tank for sewage treatment of whirl aeration, includes cell body (1), its characterized in that: an aeration component (5) is fixed at the bottom of the tank body (1) through bolts, the inner walls of two corresponding sides of the tank body (1) are rotatably connected with stirring rollers (2), a plurality of stirring blades (3) are fixed on the stirring rollers (2) through bolts, and a driving component (4) for driving the stirring rollers (2) is fixed on one side of the outer wall of the tank body (1) through bolts;

the driving component (4) comprises a driving box (6), a driving motor (7), a screw rod seat (8), a reciprocating screw rod (9), a reciprocating slide block (10), a driving gear (11) and an inner gear disc (12), the driving box (6) is fixed on one side of the outer wall of the tank body (1) through bolts, the corresponding two sides of the inner wall of the bottom of the driving box (6) are fixed with screw rod seats (8) through bolts, the screw rod seat (8) is rotatably connected with a reciprocating screw rod (9), the reciprocating screw rod (9) is in driving connection through a driving motor (7) on the outer side of the driving box (6), a reciprocating slide block (10) is engaged and connected on the reciprocating screw rod (9), an inner gear disc (12) is fixed on the reciprocating slide block (10) through a bolt, the inside meshing of internal gear dish (12) is connected with drive gear (11), and drive gear (11) are connected with the one end of stirring roller (2).

2. A rotary aeration basin for sewage treatment according to claim 1, wherein: the top inner wall of drive case (6) is fixed with slide rail (14) through the bolt, sliding connection has location slider (13) on slide rail (14), location slider (13) are through the top one side of bolt fastening at internal gear dish (12).

3. A rotary aeration basin for sewage treatment according to claim 1, wherein: aeration subassembly (5) include air compressor machine (15), air supply pipe (16), aeration pipe (17) and air outlet head (18), aeration pipe (17) are through the bottom inner wall of cross distribution in cell body (1), the air inlet of aeration pipe (17) is passed through air supply pipe (16) and is connected with the gas outlet of air compressor machine (15), aeration pipe (17) top spin connects to be fixed with a plurality of air outlet head (18).

4. A rotary aeration tank for sewage treatment according to claim 3, wherein: go out gas head (18) and include threaded connection portion (19), shutoff head (20), supporting spring (22), tube head (23) and venthole (24), tube head (23) connect soon through threaded connection portion (19) of bottom and fix on aeration pipe (17), venthole (24) that a plurality of link up have been seted up all around to the bottom of tube head (23), the inside position department sliding connection that is located venthole (24) of tube head (23) has shutoff head (20), and the top of shutoff head (20) is passed through supporting spring (22) and is connected with the top inner wall of tube head (23).

5. A rotary aeration tank for sewage treatment according to claim 4, wherein: the outer wall of the blocking head (20) is wrapped with a rubber sealing ring (21).