CN219860800U

CN219860800U - Sewage treatment equipment

Info

Publication number: CN219860800U
Application number: CN202320987363.3U
Authority: CN
Inventors: 刘恒科; 曾健生
Original assignee: Guangdong Dingye Ecological Environmental Protection Industry Co ltd
Current assignee: Guangdong Dingye Ecological Environmental Protection Industry Co ltd
Priority date: 2023-04-26
Filing date: 2023-04-26
Publication date: 2023-10-20
Anticipated expiration: 2033-04-26

Abstract

The utility model provides sewage treatment equipment, which comprises an oxidation mechanism and a precipitation mechanism; the oxidation mechanism comprises a tank body, a cover body, an aeration device and a lifting device, wherein the cover body performs lifting motion relative to the tank body; the precipitation mechanism comprises a precipitation tank and a stirring device, wherein the stirring device is positioned in the precipitation tank, and the precipitation tank is communicated with the tank body. The utility model solves the problems of poor sedimentation effect and inconvenient installation and maintenance of the aerator of the traditional sewage treatment device.

Description

Sewage treatment equipment

Technical Field

The utility model relates to the field of sewage treatment, in particular to sewage treatment equipment.

Background

When the existing sewage tank is used for treating sewage, a micro-nano aeration device is generally used, and the commonly used micro-nano aeration device has the structure that air pipes with equal intervals are paved on the bottom surface of the aeration tank, and the air pipes are provided with aeration nozzles with equal intervals, and the upper parts of the air pipes are connected with the aeration device, so that the installation and the maintenance of the aeration device are inconvenient; meanwhile, most bubbles can flow to the next stage through the driving action of water flow, the bubbles and sewage are unevenly mixed, so that the bubbles directly flow out along with the water flow, local excessive bubbles often appear, the bubbles are easily unevenly distributed during aeration, and the subsequent sedimentation effect is poor.

The prior Chinese practical patent with the publication number of CN216837548U discloses a sewage treatment device which comprises an adjusting tank, a compound tank and a power assembly; the composite tank comprises a biological contact oxidation tank and a sedimentation tank; the power piece is matched with the jet aerator, so that the sewage tank is lifted to the biological contact oxidation tank and aeration is completed. Above-mentioned sewage treatment plant is with aerator fixed mounting at the bottom of the regulating tank, has the problem that the sedimentation effect is not good, the installation and the maintenance of the aerator of being inconvenient for.

Disclosure of Invention

Based on the problems of poor sedimentation effect and inconvenient installation and maintenance of an aerator of the traditional sewage treatment device, the utility model provides sewage treatment equipment, which has the following specific technical scheme:

a sewage treatment apparatus comprising:

the oxidation mechanism comprises a tank body, a cover body, an aeration device and a lifting device, wherein the cover body moves up and down relative to the tank body, the aeration device is fixedly connected with the cover body, the aeration device is positioned in the tank body, and the lifting device controls the aeration device to move up and down relative to the tank body;

the sedimentation mechanism comprises a sedimentation tank and a stirring device, wherein the stirring device is positioned in the sedimentation tank, and the sedimentation tank is communicated with the tank body.

According to the sewage treatment equipment, the cover body is driven to move up and down through the lifting device, so that the aeration device connected with the cover body is driven to move up and down, and the aeration device is driven to move up and down in the tank body, and therefore the problems that the aeration device is fixedly installed in the tank body and is inconvenient to install and maintain are avoided; be provided with jar body separation but the precipitation tank of intercommunication, still be provided with agitating unit in the precipitation tank, so, when sewage in the jar body got into the precipitation tank, through agitating unit's stirring effect messenger sewage and the precipitant misce bene of adding, improve precipitation efficiency, so, solved current sewage treatment plant and deposited the not good problem of effect.

Further, the aeration device comprises a gas transmission pipe group and at least one aerator, wherein the gas transmission pipe group is arranged on the cover body, and the aerator is connected with the gas transmission pipe group; the gas pipe group and the aerator are both positioned in the tank body.

Further, the gas delivery tube group comprises a main gas tube and at least one bronchus; the main air pipe is arranged along the outline of the cover body; the bronchi are communicated with the main air pipe; the bronchus is connected with the aerator; the main air pipe, the bronchus and the aerator are all positioned in the tank body.

Further, the tank body is provided with a plurality of baffles; the baffles are arranged at intervals along the outline of the tank body, and adjacent baffles form a cavity with an upward opening.

Further, the tank body is further provided with a plurality of filtering pieces, and the filtering pieces and the baffle plates are alternately arranged along the outline of the tank body.

Further, one end of the bronchus is connected with the main air pipe, the other end of the bronchus is located in the cavity, and the aerator is located in the cavity.

Further, the lifting device comprises a frame, a connecting piece and a driving piece for controlling the lifting movement of the connecting piece; the output end of the driving piece is connected with the connecting piece; the connecting piece is connected with the frame in a sliding way and is fixedly connected with the cover body; the tank body is arranged on the frame.

Further, the rack is provided with a sliding rail, and the connecting piece is in sliding connection with the sliding rail.

Further, the stirring device comprises a stirring shaft and a rotating piece for controlling the stirring shaft to rotate, and the stirring shaft is rotationally connected with the precipitation tank and is positioned in the precipitation tank.

Further, one end of the stirring shaft is provided with a first stirring part and a second stirring part, and the first stirring part is higher than the second stirring part in the vertical direction.

Drawings

The utility model will be further understood from the following description taken in conjunction with the accompanying drawings. The components in the figures are not necessarily to scale, emphasis instead being placed upon illustrating the principles of the embodiments. Like reference numerals designate corresponding parts throughout the different views.

FIG. 1 is a schematic view showing a construction of a sewage treatment apparatus according to an embodiment of the present utility model;

FIG. 2 is a schematic view showing a sedimentation mechanism of a sewage treatment apparatus according to an embodiment of the present utility model;

FIG. 3 is a schematic view showing an oxidation mechanism of a sewage treatment apparatus according to an embodiment of the present utility model;

FIG. 4 is a second schematic view of an oxidation mechanism of a sewage treatment apparatus according to an embodiment of the present utility model;

fig. 5 is a schematic view showing a structure of a lifting device of a sewage treatment apparatus according to an embodiment of the present utility model.

Reference numerals illustrate:

1. a tank body; 11. a baffle; 111. a through hole; 12. a filter; 13. a buffer chamber; 14. a water inlet; 15. a water outlet; 16. a fixing plate; 17. a water inlet pipe; 2. a cover body; 3. an aeration device; 31. a gas delivery tube group; 311. a main air pipe; 312. bronchi; 32. an aerator; 4. a lifting device; 41. a frame; 411. a slide rail; 42. a connecting piece; 43. a driving member; 5. a precipitation tank; 6. a stirring device; 61. a stirring shaft; 611. a first stirring section; 612. a second stirring section; 62. and a rotating member.

Detailed Description

The present utility model will be described in further detail with reference to the following examples thereof in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the detailed description and specific examples are intended for purposes of illustration only and are not intended to limit the scope of the utility model.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

The terms "first" and "second" in this specification do not denote a particular quantity or order, but rather are used for distinguishing between similar or identical items.

As shown in fig. 1 to 5, a sewage treatment apparatus according to an embodiment of the present utility model includes an oxidation mechanism and a sedimentation mechanism; the oxidation mechanism comprises a tank body 1, a cover body 2, an aeration device 3 and a lifting device 4, wherein the cover body 2 performs lifting motion relative to the tank body 1, the aeration device 3 is connected with the cover body 2, the aeration device 3 is positioned in the tank body 1, and the lifting device 4 controls the aeration device 3 to perform lifting motion relative to the tank body 1; the sedimentation mechanism comprises a sedimentation tank 5 and a stirring device 6, wherein the stirring device 6 is positioned in the sedimentation tank 5, and the sedimentation tank 5 is communicated with the tank body 1.

According to the sewage treatment equipment, the cover body 2 is driven to move up and down through the lifting device 4, so that the aeration device 3 connected with the cover body 2 is driven to move up and down, and the aeration device 3 is driven to move up and down in the tank body 1, and the problems that the aeration device 3 is fixedly installed in the tank body 1 and is inconvenient to install and maintain are avoided; be provided with jar body 1 separation but the precipitation tank 5 of intercommunication, still be provided with agitating unit 6 in precipitation tank 5, so, when sewage in jar body 1 gets into precipitation tank 5, make sewage and the precipitant misce bene of adding through agitating unit 6's stirring effect, improve precipitation efficiency, so, solved current sewage treatment plant and deposited the not good problem of effect.

As shown in fig. 3 and 4, in one of the embodiments, the aeration device 3 includes a gas pipe group 31 and at least one aerator 32, the gas pipe group 31 is provided to the cover 2, and the aerator 32 is connected to the gas pipe group 31; the gas delivery pipe group 31 and the aerator 32 are both positioned in the tank body 1.

Preferably, aerator 32 is a micro-nano aerator, which is known in the art, and which can uniformly mix air and water to generate atomized liquid for spraying, and can stay in the water body for a long time, so as to maintain the dissolved oxygen in the water body at a higher level for a considerable period of time.

Specifically, the gas delivery tube group 31 includes a main gas tube 311 and at least one bronchus 312; the main air pipe 311 is arranged along the outline of the cover 2; the bronchus 312 communicates with the main bronchus 311; bronchus 312 is connected to aerator 32; the main air pipe 311, the branch air pipe 312 and the aerator 32 are all positioned in the tank 1. A portion of the main air pipe 311 passes through the cover 2 and communicates with the outside air, thus facilitating the aerator 32 to inhale the outside air to complete aeration.

Preferably, the outer contour of the can 1 is cylindrical, and the outer contour of the main gas pipe 311 and the outer contour of the cover 2 are both circular, and the branch gas pipes 312 are uniformly disposed along the outer contour of the main gas pipe 311 and communicate with the main gas pipe 311.

Preferably, the cover 2 is provided with a clamping groove (not shown in the figure) matching with the outer contour of the main air pipe 311, and the main air pipe 311 is clamped with the clamping groove, so that the installation and the disassembly of the main air pipe 311 are facilitated.

Specifically, the tank 1 is provided with a plurality of baffles 11; the baffles 11 follow the contour of the tank 1 and adjacent baffles 11 form upwardly open cavities.

Wherein, the baffle 11 is provided with a through hole 111 near the open end, and adjacent cavities are communicated through the through hole 111.

As shown in fig. 3 and 4, in one of the embodiments, the tank 1 is further provided with a plurality of filtering elements 12, the filtering elements 12 being alternated with baffles 11 along the profile of the tank 1. The filter element 12 filters the sewage in the cavity and then flows into the next cavity, thus improving the filtering efficiency.

Wherein the filter element 12 is not limited to a membrane bioreactor, a filter screen, etc.; when the membrane bioreactor is adopted, the aerobic microorganisms in the reactor are utilized to degrade organic pollutants in the sewage; meanwhile, nitrifying bacteria in the reactor are utilized to transform ammonia nitrogen in the sewage so as to remove peculiar smell generated in the sewage; finally, high-efficiency solid-liquid separation is carried out through the hollow fiber membrane.

Preferably, the tank body 1 is further provided with a buffer cavity 13, a water inlet 14 and a water outlet 15, the buffer cavity 13 is positioned in the center of the tank body 1 and is provided with an upward opening, the water inlet and the water outlet 15 are both communicated with the buffer cavity 13, the sedimentation tank 5 is communicated with the water outlet 15, sewage enters the buffer cavity 13 after passing through the cavity, and the flow speed of the sewage is slowed down, so that uneven mixing of bubbles generated by the aeration device 3 and the sewage due to too fast water flow is avoided.

Preferably, the tank body 1 is further provided with a water inlet pipe 17, the water inlet pipe 17 is arranged on the cover body 2 and penetrates through the cover body 2 to be communicated with a cavity, the cavity is a first cavity, the second cavity is arranged on one side of the first cavity along the flowing direction of sewage, when the sewage enters from the water inlet pipe 17 and is about to fill the first cavity, the sewage flows into the adjacent second cavity through the through hole 111, meanwhile, the filter element 12 in the second cavity filters the sewage, and after the sewage is aerated through the aerator 32 and the filter elements 12 filter the sewage, the problems of uneven aeration and poor filtering effect caused by short aeration time of the aerator 32 are avoided.

Preferably, the tank 1 is further provided with a fixing plate 16, and the fixing plate 16 is used for blocking sewage from flowing back to the first cavity.

Specifically, one end of the bronchus 312 is connected to the main air tube 311 and the other end is located in the cavity, and the aerator 32 is located in the cavity.

Preferably, the end of the bronchus 312 connected to the aerator 32 extends toward the bottom of the cavity, thus facilitating uniform aeration of the sewage in the cavity by the aerator 32.

As shown in fig. 1 and 5, in one embodiment, the lifting device 4 includes a frame 41, a connection member 42, and a driving member 43 for controlling the lifting movement of the connection member 42; the output end of the driving piece 43 is connected with the connecting piece 42 and fixedly connected with the cover body 2; the connecting piece 42 is connected with the frame 41 in a sliding way; the tank 1 is mounted on a frame 41. The driving member 43 drives the connecting member 42 to perform lifting movement, and then drives the cover body 2 to perform lifting movement, so as to drive the gas delivery pipe group 31 and the aerator 32 arranged on the cover body 2 to perform lifting movement, and thus lift the aerator 32 from the tank body 1, thus being convenient for maintenance and replacement of the aerator 32.

Preferably, the driving member 43 is a hydraulic cylinder, which is a prior art and will not be described herein.

Specifically, the frame 41 is provided with a slide rail 411, and the connecting member 42 is slidably connected to the slide rail 411. The driving member 43 is mounted on the frame 41, and an output end of the driving member 43 is connected to the connecting member 42.

As shown in fig. 5, in one of the embodiments, the stirring device 6 includes a stirring shaft 61 and a rotating member 62 for controlling the rotation of the stirring shaft 61, and the stirring shaft 61 is rotatably connected to the precipitation tank 5 and located in the precipitation tank 5. The sewage and the precipitant in the precipitation tank 5 are stirred and mixed by the stirring shaft 61, so that the mixing uniformity of the sewage and the precipitant is improved and the precipitation efficiency is improved.

Preferably, the rotating member 62 is a rotating motor, which is a prior art and will not be described herein.

Specifically, one end of the stirring shaft 61 is provided with a first stirring portion 611 and a second stirring portion 612, and the first stirring portion 611 is higher than the second stirring portion 612 in the vertical direction. Thus, the stirring efficiency is improved, and a better precipitation effect is realized.

The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims

1. A sewage treatment apparatus, comprising

2. The sewage treatment apparatus according to claim 1, wherein the aeration device comprises a gas pipe group and at least one aerator, the gas pipe group is provided to the cover, and the aerator is connected to the gas pipe group; the gas pipe group and the aerator are both positioned in the tank body.

3. The wastewater treatment facility of claim 2, wherein the gas line set comprises a main gas line and at least one bronchus; the main air pipe is arranged along the outline of the cover body; the bronchi are communicated with the main air pipe; the bronchus is connected with the aerator; the main air pipe, the bronchus and the aerator are all positioned in the tank body.

4. A sewage treatment apparatus according to claim 3, wherein the tank is provided with a plurality of baffles; the baffles are arranged at intervals along the outline of the tank body, and adjacent baffles form a cavity with an upward opening.

5. The wastewater treatment apparatus of claim 4, wherein the tank is further provided with a plurality of filtering members, the filtering members alternating with the baffles along the contour of the tank.

6. The sewage treatment apparatus according to claim 5, wherein one end of the bronchus is connected to the main air pipe and the other end is located in the cavity, and the aerator is located in the cavity.

7. The sewage treatment apparatus according to claim 1, wherein the lifting device comprises a frame, a connection member, and a driving member for controlling lifting movement of the connection member; the output end of the driving piece is connected with the connecting piece; the connecting piece is connected with the frame in a sliding way and is fixedly connected with the cover body; the tank body is arranged on the frame.

8. The wastewater treatment apparatus of claim 7, wherein the frame is provided with a sliding rail, and the connecting member is slidably connected to the sliding rail.

9. The wastewater treatment apparatus according to claim 1, wherein the stirring device comprises a stirring shaft and a rotating member for controlling the rotation of the stirring shaft, and the stirring shaft is rotatably connected with the precipitation tank and is located in the precipitation tank.

10. The sewage treatment apparatus according to claim 9, wherein one end of the stirring shaft is provided with a first stirring portion and a second stirring portion, and the first stirring portion is higher than the second stirring portion in a vertical direction.