CN108409041B

CN108409041B - Domestic sewage multi-stage treatment device

Info

Publication number: CN108409041B
Application number: CN201810252303.0A
Authority: CN
Inventors: 李文军; 王振; 韩秀英
Original assignee: Shanxi Province Traffic Environmental Protection Center Station(co Ltd)
Current assignee: SHANXI PROVINCE TRAFFIC ENVIRONMENTAL PROTECTION CENTER STATION(CO., LTD.)
Priority date: 2018-03-26
Filing date: 2018-03-26
Publication date: 2020-05-19
Anticipated expiration: 2038-03-26
Also published as: CN108409041A

Abstract

The invention discloses a domestic sewage multistage treatment device which comprises an integrated box body, wherein a primary sedimentation cavity, an anoxic cavity, an anaerobic cavity, an aerobic cavity, a secondary sedimentation cavity and a disinfection cavity are sequentially arranged in the box body from left to right, a water inlet and a water outlet are formed in the box body, a first support is arranged on the box body and below the water inlet, an air cylinder is fixed on the first support, a telescopic end of the air cylinder is connected with a push rod, a linear bearing is embedded on the box body, the push rod penetrates through the linear bearing and extends into the primary sedimentation cavity, a push plate is arranged in the primary sedimentation cavity, a slide rod penetrating through the push plate is arranged in the primary sedimentation cavity, and a feeding mechanism, a dosing mechanism and a stirring mechanism are arranged on the box body. The invention has the advantages of simple structure and strong practicability.

Description

Domestic sewage multi-stage treatment device

Technical Field

The invention relates to the technical field of sewage treatment, in particular to a domestic sewage multi-stage treatment device.

Background

Water resources are indispensable resources in people's life, and because the daily increase of domestic waste water, sewage treatment is especially important. The sewage treatment equipment can effectively treat domestic sewage, industrial wastewater and the like in urban areas, prevents sewage and pollutants from directly flowing into water areas, and has important significance for improving ecological environment, promoting urban grade and promoting economic development. The existing domestic sewage treatment equipment has the defects of poor sewage treatment effect, low sewage treatment efficiency, large occupied area, high cost and the like.

Disclosure of Invention

The invention aims to solve the problems and designs a domestic sewage multi-stage treatment device.

The technical scheme of the invention is that the domestic sewage multistage treatment device comprises an integrated box body, wherein a primary sedimentation cavity, an anoxic cavity, an anaerobic cavity, an aerobic cavity, a secondary sedimentation cavity, a disinfection cavity and a clear water cavity are sequentially arranged in the box body from left to right, a water inlet penetrating through the primary sedimentation cavity is formed in the upper portion of the left side surface of the box body, a first support is arranged on the box body and below the water inlet, an air cylinder is fixed on the first support, a push rod is connected to the telescopic end of the air cylinder, a linear bearing is embedded in the box body, the push rod penetrates through the linear bearing and extends into the primary sedimentation cavity, a push plate is arranged in the primary sedimentation cavity, round holes are formed in the edges of four corners of the push plate, a slide rod transversely penetrates through the round holes and is connected with the inner wall of the primary sedimentation cavity is arranged in the primary sedimentation cavity, a feeding mechanism is arranged on the box body and above the primary, a primary filter screen is arranged at a connecting channel between the primary sedimentation cavity and the anoxic cavity, the anaerobic cavity and the aerobic cavity are sequentially communicated, biological fillers are arranged in the anoxic cavity, the anaerobic cavity and the aerobic cavity, an aerator pipe is arranged in the aerobic cavity, an aerator is arranged on the aerator pipe, an air blower is arranged on the box body and above the aerobic cavity and is connected with the air inlet end of the aerator pipe, a vent is arranged on the box body and on one side of the air blower, a middle-level filter screen is arranged at a connecting channel between the aerobic cavity and the secondary sedimentation cavity, a pipeline communicated with the disinfection cavity is arranged on one side of the upper end of the secondary sedimentation cavity, a dosing mechanism and a stirring mechanism are arranged on the box body and above the disinfection cavity, a channel connected with the clear water cavity is arranged on one side of the upper end of the disinfection cavity, and a water outlet communicated with the clear water cavity is arranged on the right side surface, the box body is provided with a sewage discharge outlet at the lower ends of the primary sedimentation cavity, the anoxic cavity, the anaerobic cavity, the aerobic cavity and the secondary sedimentation cavity, the sewage discharge outlet is connected with a branch pipe, the branch pipe is connected with a main sewage discharge pipe, a sewage discharge valve is arranged on the branch pipe, a controller is arranged on the box body, and the controller is electrically connected with the control end of the air cylinder.

The number of the sliding rods is four, and the sliding rods are inserted into the corresponding round holes and are in sliding connection with the push plate.

The push plate is provided with a plurality of uniformly distributed flow guide holes, and the upper part of the push plate, which is positioned above the flow guide holes, is hinged with a separation blade capable of covering the flow guide holes.

The biological filler is a three-dimensional elastic filler.

The mechanism of feeding in raw material is by fixing second support on the box, fixing flocculating agent on the second support adds case, one end with flocculating agent adds case and connects the other end with the box is connected and is stretched into the filling tube in primary sedimentation chamber, install first control valve on the filling tube constitutes jointly, the flocculating agent adds the incasement and is equipped with the flocculating agent.

The medicine adding mechanism is composed of a third support fixed on the box body, a disinfection medicine box fixed on the third support, a medicine adding pipe with one end connected with the disinfection medicine box and the other end connected with the box body and extending into the disinfection cavity, and a second control valve installed on the medicine adding pipe, and disinfection powder is arranged in the disinfection medicine box.

The stirring mechanism is fixed by fixing fourth support on the box, fixing motor on the fourth support, install shaft coupling on the motor rotation end, install the shaft coupling other end just stretches into the pivot of disinfection chamber, install epaxial stirring leaf constitutes jointly.

The box body is embedded with a ball bearing, and the rotating shaft penetrates through the ball bearing and extends into the disinfection cavity.

The primary filter screen is a metal mesh screen, and the intermediate filter screen is an activated carbon filter screen.

The controller is electrically connected with the air blower, the first control valve, the second control valve and the motor.

The domestic sewage multistage treatment device manufactured by the technical scheme of the invention adopts an integrated box body structure, the whole set of equipment can be arranged on the ground or semi-buried underground, the occupied area is not reduced, the multistage filter chambers are used for filtering layer by layer, the power consumption is low, the operation is stable, and the domestic sewage multistage treatment device is suitable for popularization and use.

Drawings

FIG. 1 is a schematic structural view of a domestic sewage multi-stage treatment apparatus according to the present invention;

FIG. 2 is a plan view of a domestic sewage multi-stage treatment apparatus according to the present invention;

FIG. 3 is a front view of a multistage domestic sewage treatment apparatus according to the present invention;

FIG. 4 is a schematic view of a push plate according to the present invention;

FIG. 5 is an enlarged view of a portion of the invention at A in FIG. 1;

FIG. 6 is an enlarged view of a portion of the invention at B in FIG. 1;

in the figure, 1, a box body; 2. a primary sinking cavity; 3. an anoxic cavity; 4. an anaerobic chamber; 5. an aerobic cavity; 6. a secondary sedimentation chamber; 7. a disinfection chamber; 8. a clear water cavity; 9. a water inlet; 10. a first bracket; 11. a cylinder; 12. a push rod; 13. a linear bearing; 14. pushing the plate; 15. a circular hole; 16. a slide bar; 17. a primary filter screen; 18. biological fillers; 19. an aeration pipe; 20. an aeration head; 21. a blower; 22. a vent; 23. a middle-grade filter screen; 24. a water outlet; 25. a sewage draining outlet; 26. a branch pipe; 27. a main drain pipe; 28. a blowoff valve; 29. a controller; 30. a flow guide hole; 31. a baffle plate; 32. a second bracket; 33. a flocculant addition tank; 34. a feed tube; 35. a first control valve; 36. a third support; 37. sterilizing the medicine chest; 38. a medicine feeding pipe; 39. a second control valve; 40. a fourth bracket; 41. a motor; 42. a coupling; 43. a rotating shaft; 44. stirring blades; 45. ball bearings.

Detailed Description

The invention is described in detail with reference to the accompanying drawings, as shown in fig. 1-6, a domestic sewage multi-stage treatment device comprises an integrated box body 1, a primary sedimentation cavity 2, an anoxic cavity 3, an anaerobic cavity 4, an aerobic cavity 5, a secondary sedimentation cavity 6, a disinfection cavity 7 and a clear water cavity 8 are sequentially arranged in the box body 1 from left to right, a water inlet 9 penetrating through the primary sedimentation cavity 2 is arranged at the upper part of the left side surface of the box body 1, a first bracket 10 is arranged on the box body 1 and below the water inlet 9, an air cylinder 11 is fixed on the first bracket 10, a push rod 12 is connected to the telescopic end of the air cylinder 11, a linear bearing 13 is embedded on the box body 1, the push rod 12 penetrates through the linear bearing 13 and extends into the primary sedimentation cavity 2, a push plate 14 is arranged in the primary sedimentation cavity 2, circular holes 15 are arranged at the four corners of the push plate 14, a slide rod 16 transversely penetrates through the circular holes 15 and is connected with the inner wall of the primary sedimentation cavity 2 is arranged in, a feeding mechanism is arranged on the box body 1 and above the primary sedimentation cavity 2, a primary filter screen 17 is arranged at a connecting channel between the primary sedimentation cavity 2 and the anoxic cavity 3, the anaerobic cavity 4 and the aerobic cavity 5 are sequentially communicated, biological fillers 18 are arranged in the anoxic cavity 3, the anaerobic cavity 4 and the aerobic cavity 5, an aeration pipe 19 is arranged in the aerobic cavity 5, an aeration head 20 is arranged on the aeration pipe 19, an air blower 21 is arranged on the box body 1 and above the aerobic cavity 5, the air blower 21 is connected with the air inlet end of the aeration pipe 19, a vent 22 is arranged on the box body 1 and on one side of the air blower 21, a middle-level filter screen 23 is arranged at the connecting channel between the aerobic cavity 5 and the secondary sedimentation cavity 6, a channel communicated with the disinfection cavity 7 is arranged on one side of the upper end of the secondary sedimentation cavity 6, a dosing mechanism and a stirring mechanism are arranged on the box body 1 and above the disinfection cavity 7, a channel connected with the clean water cavity 8 is arranged on one side of the upper end of the disinfection cavity 7, a water outlet 24 communicated with the clean water cavity 8 is arranged on the right side surface of the box body 1, the lower ends of the primary sedimentation cavity 2, the anoxic cavity 3, the anaerobic cavity 4, the aerobic cavity 5 and the secondary sedimentation cavity 6 on the box body 1 are all provided with a sewage discharge outlet 25, a branch pipe 26 is connected with the sewage discharge outlet 25, the branch pipe 26 is connected with a main sewage discharge pipe 27, a sewage discharge valve 28 is arranged on the branch pipe 26, a controller 29 is arranged on the box body 1, and the controller 29 is electrically connected with the control end of the air cylinder 11; the number of the sliding rods 16 is four, and the sliding rods 16 are inserted through the corresponding round holes 15 and are in sliding connection with the push plate 14; a plurality of uniformly distributed flow guide holes 30 are formed in the push plate 14, and blocking pieces 31 capable of covering the flow guide holes 30 are hinged to the push plate 14 above the flow guide holes 30; the biological filler 18 is a three-dimensional elastic filler; the feeding mechanism is composed of a second support 32 fixed on the box body 1, a flocculant adding box 33 fixed on the second support 32, a feeding pipe 34 with one end connected with the flocculant adding box 33 and the other end connected with the box body 1 and extending into the primary sedimentation cavity 2, and a first control valve 35 arranged on the feeding pipe 34, wherein a flocculant is arranged in the flocculant adding box 33; the medicine adding mechanism is composed of a third bracket 36 fixed on the box body 1, a disinfection medicine box 37 fixed on the third bracket 36, a medicine adding pipe 38 with one end connected with the disinfection medicine box 37 and the other end connected with the box body 1 and extending into the disinfection cavity 7, and a second control valve 39 arranged on the medicine adding pipe 38, wherein disinfection powder is arranged in the disinfection medicine box 37; the stirring mechanism is composed of a fourth bracket 40 fixed on the box body 1, a motor 41 fixed on the fourth bracket 40, a coupler 42 installed on the rotating end of the motor 41, a rotating shaft 43 installed at the other end of the coupler 42 and extending into the disinfection chamber 7, and a stirring blade 44 installed on the rotating shaft 43; a ball bearing 45 is embedded in the box body 1, and the rotating shaft 43 penetrates through the ball bearing 45 and extends into the disinfection cavity 7; the primary filter screen 17 is a metal mesh screen, and the intermediate filter screen 23 is an activated carbon filter screen; the controller 29 is electrically connected to the blower 21, the first control valve 35, the second control valve 39, and the motor 41.

The embodiment is characterized in that a primary sedimentation cavity, an anoxic cavity, an anaerobic cavity, an aerobic cavity, a secondary sedimentation cavity and a disinfection cavity are sequentially arranged in the box body from left to right, a water inlet communicated with the primary sedimentation cavity is formed in the upper portion of the left side surface of the box body, a first support is arranged on the box body and below the water inlet, an air cylinder is fixed on the first support, a push rod is connected to the telescopic end of the air cylinder, a linear bearing is embedded on the box body, the push rod penetrates through the linear bearing and extends into the primary sedimentation cavity, a push plate is arranged in the primary sedimentation cavity, round holes are formed in the four corner edges of the push plate, a slide rod which transversely penetrates through the round holes and is connected with the inner wall of the primary sedimentation cavity is arranged in the primary sedimentation cavity, a feeding mechanism is arranged on the box body and above the primary sedimentation cavity, a primary filter screen is arranged at the connecting channel between the primary sedimentation cavity and the anoxic cavity, the anaerobic cavity and, be equipped with the aeration head on the aeration pipe, just be located the air-blower of good oxygen chamber top on the box, the air-blower is connected with the aeration pipe inlet end, good oxygen chamber is equipped with the medium level filter screen with the joint channel department of secondary sedimentation chamber, secondary sedimentation chamber upper end one side is equipped with the pipeline with disinfection chamber intercommunication, just be equipped with medicine mechanism and rabbling mechanism above the box, the box right flank is equipped with the delivery port, just be located just heavy chamber on the box, the oxygen deficiency chamber, the anaerobism chamber, good oxygen chamber, secondary sedimentation chamber lower extreme all is equipped with the drain, drain department even has the bleeder, the bleeder is connected with main blowdown union coupling, be equipped with the blowoff valve on the lateral pipe, be equipped with the controller on the box, the control end electric connection of controller and cylinder. The domestic sewage multistage treatment device manufactured by the technical scheme of the invention adopts an integrated box body structure, the whole set of equipment can be arranged on the ground or semi-buried underground, the occupied area is not reduced, the multistage filter chambers are used for filtering layer by layer, the power consumption is low, the operation is stable, and the domestic sewage multistage treatment device is suitable for popularization and use.

In the embodiment, sewage enters a primary sedimentation cavity from a water inlet, a controller controls a first control valve to open, a flocculating agent in a flocculating agent adding box is added into the primary sedimentation cavity through a charging pipe, a telescopic end of an air cylinder stretches and retracts to drive a push rod to stretch, the push rod moves linearly in a linear bearing and drives a push plate to move, the push plate and a slide rod move stably, when the telescopic end of the air cylinder stretches out, the push rod pushes the push plate to stretch out, a baffle plate on the push plate naturally hangs down under the action of gravity and blocks a flow guide hole, under the pushing of the push plate, the flocculating agent and the sewage can be promoted to be fully mixed, water enters an anoxic cavity through a primary filter screen by applying pushing force through water supply, after being filtered by the primary filter screen, the sewage sequentially enters the anoxic cavity, the anaerobic cavity and an aerobic cavity, the sewage is decomposed by microorganisms, an air blower aerates in the aerobic cavity through an aeration pipe and an, the sewage through good oxygen chamber gets into the secondary sedimentation chamber after the filtration of active carbon filter screen and deposits, the water after the sediment gets into the disinfection chamber by secondary sedimentation chamber upper end passageway, controller control second control valve opens, the disinfection powder in the disinfection medical kit gets into the disinfection chamber by adding the pencil, it is rotatory that the motor passes through the shaft coupling drive pivot simultaneously, the water of epaxial stirring leaf stirring disinfection intracavity, make water and disinfection powder intensive mixing, the disinfection powder is eliminated the aquatic bacterium, the water after the disinfection flows into clear water chamber by the passageway of disinfection chamber upper end, the water after the processing flows out by the delivery port, open the blowoff valve, just sink the chamber, the oxygen deficiency chamber, the anaerobism chamber, good oxygen chamber, the impurity of secondary sedimentation chamber and disinfection chamber can be discharged into main blowdown pipe by the bleeder.

The technical solutions described above only represent the preferred technical solutions of the present invention, and some possible modifications to some parts of the technical solutions by those skilled in the art all represent the principles of the present invention, and fall within the protection scope of the present invention.

Claims

1. The domestic sewage multi-stage treatment device comprises an integrated box body (1) and is characterized in that a primary sedimentation cavity (2), an anoxic cavity (3), an anaerobic cavity (4), an aerobic cavity (5), a secondary sedimentation cavity (6), a disinfection cavity (7) and a clear water cavity (8) are sequentially arranged in the box body (1) from left to right, a water inlet (9) communicated with the primary sedimentation cavity (2) is formed in the upper portion of the left side surface of the box body (1), a first support (10) is arranged below the water inlet (9) and on the box body (1), an air cylinder (11) is fixed on the first support (10), a push rod (12) is connected with the telescopic end of the air cylinder (11), a linear bearing (13) is embedded on the box body (1), the push rod (12) penetrates through the linear bearing (13) and extends into the primary sedimentation cavity (2), a push plate (14) is arranged in the primary sedimentation cavity (2), round holes (15) are formed in the edges of four corners of the push plate (14), a sliding rod (16) which is transversely inserted through the round holes (15) and connected with the inner wall of the primary sedimentation cavity (2) is arranged in the primary sedimentation cavity (2), a feeding mechanism is arranged on the box body (1) and above the primary sedimentation cavity (2), a primary filter screen (17) is arranged at a connecting channel between the primary sedimentation cavity (2) and the anoxic cavity (3), the anaerobic cavity (4) and the aerobic cavity (5) are sequentially communicated, biological fillers (18) are arranged in the anoxic cavity (3), the anaerobic cavity (4) and the aerobic cavity (5), an aeration pipe (19) is arranged in the aerobic cavity (5), an aeration head (20) is arranged on the aeration pipe (19), an air blower (21) which is arranged above the aerobic cavity (5) is arranged on the box body (1), and the air inlet end of the aeration pipe (19) is connected with the air blower (21), a vent (22) is arranged on one side of the air blower (21) on the box body (1), a middle-level filter screen (23) is arranged at the position of a connecting channel between the aerobic cavity (5) and the secondary sedimentation cavity (6), a channel communicated with the disinfection cavity (7) is arranged on one side of the upper end of the secondary sedimentation cavity (6), a dosing mechanism and a stirring mechanism are arranged on the box body (1) and above the disinfection cavity (7), a channel connected with the clear water cavity (8) is arranged on one side of the upper end of the disinfection cavity (7), a water outlet (24) communicated with the clear water cavity (8) is arranged on the right side surface of the box body (1), a branch pipe (26) is connected at the position of the drain (25), lateral pipe (26) are connected with main blowdown pipe (27), be equipped with blowoff valve (28) on lateral pipe (26), be equipped with controller (29) on box (1), controller (29) with the control end electric connection of cylinder (11), reinforced mechanism is by fixing second support (32) on box (1), fixing flocculating agent on second support (32) adds case (33), one end with flocculating agent adds case (33) and is connected the other end with box (1) is connected and is stretched into filling tube (34) of primary sedimentation chamber (2), install first control valve (35) on filling tube (34) constitute jointly, be equipped with the flocculating agent in flocculating agent adds case (33), add medicine mechanism by fixing third support (36) on box (1), fix disinfection medical kit (37) on third support (36), One end with disinfection medical kit (37) connect the other end with box (1) connect and stretch into add pencil (38), the installation of disinfection chamber (7) add second control valve (39) on pencil (38) constitute jointly, be equipped with the disinfection powder in disinfection medical kit (37), rabbling mechanism is by fixing fourth support (40) on box (1), fixing motor (41) on fourth support (40), install shaft coupling (42) on motor (41) rotation end, install shaft coupling (42) the other end just stretches into pivot (43) of disinfection chamber (7), install stirring leaf (44) on pivot (43) constitute jointly.

2. The multistage domestic sewage treatment device according to claim 1, wherein the number of the sliding rods (16) is four, and the sliding rods (16) are inserted through the corresponding round holes (15) and are connected with the push plate (14) in a sliding manner.

3. The multistage domestic sewage treatment device according to claim 1, wherein the push plate (14) is provided with a plurality of uniformly distributed diversion holes (30), and a baffle plate (31) capable of covering the diversion holes (30) is hinged on the push plate (14) above the diversion holes (30).

4. The multistage domestic sewage treatment apparatus according to claim 1, wherein said biological filler (18) is a three-dimensional elastic filler.

5. The multistage domestic sewage treatment apparatus according to claim 1, wherein a ball bearing (45) is embedded in the tank body (1), and the rotating shaft (43) penetrates through the ball bearing (45) and extends into the disinfection chamber (7).

6. The multistage domestic sewage treatment apparatus according to claim 1, wherein the primary filter screen (17) is a metal mesh screen, and the intermediate filter screen (23) is an activated carbon filter screen.

7. The multistage domestic sewage treatment apparatus according to claim 1, wherein the controller (29) is electrically connected to the blower (21), the first control valve (35), the second control valve (39) and the motor (41).