Purification tank for urban sewage treatment
Technical Field
The utility model relates to a purification tank, in particular to purification tank for town sewage treatment, which belongs to the technical field of sewage purification treatment equipment.
Background
Town sewage means, the waste water that produces among the daily life of town dwellers, the waste water of town can be collected and handle the factory and carry out purification treatment, water source after handling can reuse, save the resource, avoid natural resources waste, present sewage treatment plant all can use the sedimentation tank, carry out sedimentation treatment through the impurity of sedimentation tank in to sewage, thereby make sewage obtain purification to a certain extent, for improving precipitation efficiency, sometimes still can add the flocculating agent to the sedimentation tank, present sedimentation tank flocculating agent pours into insufficiently conveniently, need the manual work to shed even, insufficiently conveniently and waste time and energy, for solving foretell technical problem, the utility model provides a purification tank for town sewage treatment.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome prior art's defect, provide a purification tank for town sewage treatment, can the foretell technical problem of effectual solution.
In order to solve the technical problem, the utility model provides a following technical scheme:
the utility model relates to a town sewage treatment is with purification tank, including the sedimentation tank, one side lateral wall top of sedimentation tank alternates and is connected with the conveyer pipe, the bottom in the sedimentation tank has been established the precipitation tank, fixedly connected with injection structure on one side lateral wall of conveyer pipe is kept away from to one of sedimentation tank, the sedimentation tank is located the conveyer pipe below and has been established the suction pump, one side that the sedimentation tank was kept away from to the suction pump is established the secondary treatment pond, one side below that the suction pump was kept away from in the secondary treatment pond alternates and is connected with the conduction pipe.
As a preferred technical scheme of the utility model, the sedimentation tank includes the standing groove, equal fixedly connected with layer board on four inside relative side walls of standing groove, the filter plate has been placed to the layer board top, the equal fixedly connected with handle in both ends that one side of layer board was kept away from each other is kept away from to the filter plate, the processing mouth has been seted up to one side of sedimentation tank, swing joint has the pivot on the one side border of processing mouth, swing joint has the apron on one side of pivot.
As the utility model discloses a preferred technical scheme, the injection structure includes the delivery box, one side fixed connection of delivery box is on one side lateral wall of sedimentation tank, fixedly connected with feed inlet in the middle of the delivery box top, delivery box bottom fixedly connected with gusset plate, one side fixed connection of gusset plate is on the lateral wall of sedimentation tank, one side fixedly connected with connecting pipe that the delivery box is relative with the sedimentation tank, the connecting pipe is located one of sedimentation tank and serves the detachable check valve that is connected with.
As a preferred technical scheme of the utility model, the suction pump includes the extraction pipe, one side in the extraction pipe extends into the precipitation tank, the suction pump is kept away from extraction pipe one end fixedly connected with output tube, the bottom detachable connection of suction pump has the supporting seat.
As an optimized technical scheme of the utility model, the conduction pipe is through alternate one side lateral wall below of fixed connection in the secondary treatment pond, one of conduction pipe serves detachable connection and is had the control valve.
The utility model discloses the beneficial effect who reaches is: the waste liquid to be treated can be conveyed into the sedimentation tank through the conveying pipe, some large impurities can be filtered out through the primary filtration of the filter plate, the activated carbon layer is arranged at the bottom in the filter plate, some fine impurities in the waste liquid can be adsorbed and filtered through the activated carbon layer, the waste liquid in one sedimentation tank is prevented from being excessive to influence the sedimentation effect through the conveying of the conveying pipe when the sedimentation tank is nearly full, the flocculating agent is injected into the sedimentation tank through the slope mounting structure on one side of the conveying box, the sewage in the sedimentation tank can be prevented from flowing back into the conveying box through the check valve, the large impurities filtered out of the filter plate can be treated through the treatment port to avoid accumulation, after the sewage in the sedimentation tank is precipitated for a period of time, the precipitated sewage is conveyed into the secondary treatment tank through the water suction pump, and after the treatment of the secondary treatment tank, the treated water is conducted to the water weir through the conduction pipe and flows out of the sewage plant.
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 plan sectional structure of the present invention;
fig. 2 is a schematic perspective view of the present invention.
In the figure: 1. a sedimentation tank; 11. a placement groove; 12. a support plate; 13. filtering the plate; 14. a handle; 15. a treatment port; 16. a cover plate; 17. a rotating shaft; 2. a delivery pipe; 3. a settling tank; 4. an injection structure; 41. a delivery box; 42. a feed inlet; 43. a reinforcing plate; 44. a connecting pipe; 45. a check valve; 5. a water pump; 51. an extraction pipe; 52. a supporting seat; 6. a secondary treatment tank; 7. a conductive pipe.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
Example 1
As shown in figure 1-2, a purification tank for town sewage treatment, including sedimentation tank 1, one side lateral wall top of sedimentation tank 1 alternates and is connected with conveyer pipe 2, the bottom in sedimentation tank 1 is established has precipitation tank 3, fixedly connected with pours into structure 4 on one side lateral wall of conveyer pipe 2 is kept away from to one of sedimentation tank 1, sedimentation tank 1 is located conveyer pipe 2 below and is established suction pump 5, one side that suction pump 5 kept away from sedimentation tank 1 is established and is had secondary treatment pond 6, one side below that suction pump 5 was kept away from in secondary treatment pond 6 alternates and is connected with conduction pipe 7.
The sedimentation tank 1 comprises a placing groove 11, supporting plates 12 are fixedly connected on four opposite side walls in the placing groove 11, filter plates 13 are placed above the supporting plates 12, handles 14 are fixedly connected at two ends, far away from each other, of one side of each supporting plate 13, far away from each other, of each supporting plate 12, a treatment port 15 is formed in one side of the sedimentation tank 1, a rotating shaft 17 is movably connected on the edge of one side of each treatment port 15, a cover plate 16 is movably connected on one side of each rotating shaft 17, an injection structure 4 comprises a conveying box 41, one side of each conveying box 41 is fixedly connected on one side wall of the sedimentation tank 1, a feed inlet 42 is fixedly connected in the middle of the top of each conveying box 41, a reinforcing plate 43 is fixedly connected at the bottom of each conveying box 41, one side of each reinforcing plate 43 is fixedly connected on the side wall of the sedimentation tank 1, a connecting pipe 44 is fixedly connected on one, suction pump 5 includes extraction tube 51, and one side in extraction tube 51 extends into precipitation tank 3, and suction pump 5 keeps away from extraction tube 51 one end fixedly connected with output tube, and suction pump 5's bottom detachable connection has supporting seat 52, and conduction pipe 7 is through alternate fixed connection in one side lateral wall below of secondary treatment pond 6, and the detachable connection has the control valve in one of conduction pipe 7.
Specifically, the conveying pipe 2 is connected to the side wall above one side of the sedimentation tank 1, waste liquid to be treated can be conveyed into the sedimentation tank 1 through the conveying pipe 2, when the waste liquid passes through the filter plate 13, some large impurities can be filtered out through the primary filtration of the filter plate 13, an activated carbon layer is arranged at the bottom in the filter plate 13, some fine impurities in the waste liquid can be adsorbed and filtered through the activated carbon layer, the waste liquid filtered through the filter plate 13 enters the sedimentation tank 3 to be statically precipitated, the waste liquid in one sedimentation tank 3 is prevented from being excessive through the conveying pipe 2 when the sedimentation tank 3 is nearly full, the sedimentation effect is influenced, the liquid level of the waste liquid cannot exceed the supporting plate 12, then the flocculating agent is injected through the injection structure 4, the conveying box 41 of the injection structure 4 is fixedly connected to the side wall on one side of the sedimentation tank 1 through one side, a feed inlet 42 is connected in the middle of the top of the conveying box 41, the conveying box 41 can be injected with flocculating agent through the feed inlet 42, the flocculating agent is injected into the sedimentation tank 3 through a slope mounting structure at one side of the conveying box 41, a connecting pipe 44 is connected at one side of the bottom of the conveying box 41 opposite to the sedimentation tank 1, a check valve 45 is detachably connected on the connecting pipe 44, the sewage in the sedimentation tank 3 can be prevented from flowing back into the conveying box 41 through the check valve 45, a reinforcing plate 43 is fixedly connected at the bottom of the conveying box 41, the stability of the conveying box 41 can be improved through the reinforcing plate 43, a treatment port 15 is arranged at the top of the sedimentation tank 1, a rotating shaft 17 is movably connected on one side edge of the treatment port 15, a cover plate 16 is movably connected on one side of the rotating shaft 17, and large impurities filtered from the filter plate 13 can be treated through the treatment port 15 to avoid accumulation, after sewage in the sedimentation tank 3 is settled for a period of time, the settled sewage is discharged by a water suction pump 5 and conveyed into a secondary treatment tank 6, after the treatment of the secondary treatment tank 6, the treated water is conducted to a weir through a conduction pipe 7 and flows out of a sewage plant, the secondary treatment mainly comprises an aeration tank and a secondary sedimentation tank, an aeration fan and a special aeration device are used for supplying oxygen to the aeration tank, and the main purpose is to change most pollutants in the sewage into CO2 and H2O through the metabolism of microorganisms, namely the oxygen consumption technology. After the reaction, the microorganisms in the aeration tank continuously flow into the secondary sedimentation tank together with water, and the microorganisms are settled at the bottom of the tank and are returned to the front end of the aeration tank through a pipeline and a pump to be mixed with newly inflowing sewage.
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.