CN212982594U

CN212982594U - Lift type aeration device for domestic sewage treatment

Info

Publication number: CN212982594U
Application number: CN202021201993.6U
Authority: CN
Inventors: 龙丽君
Original assignee: Huizhou Hengyuan Environmental Protection Technology Development Co ltd
Current assignee: Huizhou Hengyuan Environmental Protection Technology Development Co ltd
Priority date: 2020-06-27
Filing date: 2020-06-27
Publication date: 2021-04-16
Anticipated expiration: 2030-06-27

Abstract

The utility model relates to the field of environmental protection equipment, in particular to a lifting type aeration device for treating domestic sewage, which comprises a tank body, a fixing frame, a water inlet pipe, a water outlet pipe and an aeration disc, wherein the top of the tank body is fixedly connected with the fixing frame, the aeration disc is arranged in the tank body, the lower surface of the aeration disc is fixedly connected with a telescopic guide rod, the lower end of the telescopic guide rod is fixedly connected with the bottom of the tank body, the side wall of the fixing frame is fixedly connected with an air blower, an air outlet of the air blower is provided with an air duct, a lead screw penetrates through the fixing frame, the left side and the right side of the lead screw are respectively provided with a worm, the sewage is aerated by the air blower, the lead screw is driven to rotate positively and negatively by a motor, so as to drive the aeration disc to move, and aerating surface sewage, and stirring the sewage by using a stirring blade to ensure that the sewage and bubbles are mixed more fully.

Description

Lift type aeration device for domestic sewage treatment

Technical Field

The utility model relates to an environmental protection equipment field, more specifically say, a lift-type aeration equipment for domestic sewage treatment.

Background

Aeration is the process of forcing the oxygen in the air to migrate into the liquid with the aim of obtaining sufficient dissolved oxygen. In the field of sewage treatment, aeration tanks are common sewage treatment plants.

The existing aeration tank has single aeration mechanism and low aeration efficiency, and is difficult to meet the requirements of people.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a lift-type aeration equipment for domestic sewage treatment to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides an over-and-under type aeration equipment for domestic sewage treatment, including cell body, mount, inlet tube, drain pipe and aeration dish, the top fixedly connected with mount of cell body, the inlet tube is installed at the top of cell body, the drain pipe is installed to the bottom of cell body, the internally mounted of cell body has the aeration dish, the lower fixed surface of aeration dish is connected with flexible guide bar, the lower extreme of flexible guide bar and the bottom fixed connection of cell body, the lateral wall fixedly connected with air-blower of mount, the air duct is installed to the gas vent of air-blower, the lower extreme of air duct stretches into in the cell body, the lower extreme of air duct passes through flexible hose and aeration dish intercommunication, it has the lead screw to run through on the mount, the lead screw rotates with the mount to be connected, the lower extreme of lead screw stretches into the cell body, the lower pot head of lead screw, The upper surface fixedly connected with motor of lower bevel gear, mount, the axle of motor stretches the pot head and is equipped with half bevel gear, and half bevel gear is located between last bevel gear, the lower bevel gear, and half bevel gear and last bevel gear, lower bevel gear clearance meshing are equipped with the worm respectively to the left and right sides of lead screw, and the top of worm is equipped with the driven shaft, and the tip of driven shaft rotates with the lateral wall of cell body to be connected, and the cover is equipped with the worm wheel on the driven shaft, worm wheel and worm meshing.

Further: the aeration disc is hollow, and aeration heads are distributed on the surface of the aeration disc.

Further: one end of the worm is rotatably connected with the side wall of the pool body, and the other end of the worm is connected with the screw rod through the bevel gear set.

Further: and aeration plates are distributed on the driven shaft.

Further: a stirring shaft is arranged below the worm, one end of the stirring shaft is rotationally connected with the side wall of the tank body, stirring blades are distributed on the stirring shaft, and the stirring shaft is connected with the worm through a transmission belt.

Adopt the technical scheme provided by the utility model, compare with prior art, have following beneficial effect: the embodiment of the utility model provides an in, utilize the air-blower to aerate sewage, utilize the motor to drive the lead screw positive and negative rotation to drive the aeration dish and reciprocate, disturbance bottom sewage makes the bubble discharge into in the sewage more evenly, helps improving aeration efficiency, utilize the aeration board to raise top layer sewage, aerate top layer sewage, utilize stirring vane to stir sewage, it is more abundant with the bubble mixture to make sewage, further improve aeration efficiency, the aeration mechanism who has solved current aeration tank is single, the problem that aeration efficiency is low.

Drawings

FIG. 1 is a schematic view showing the construction of an example 1 of a lift type aeration apparatus for treating domestic sewage;

FIG. 2 is a perspective view of an aeration panel in example 1 of the elevating type aeration apparatus for treating domestic sewage.

The reference numerals in the schematic drawings illustrate: 1-a pool body; 2-a fixing frame; 3-water inlet pipe; 4-a drain pipe; 5-an aeration disc; 6-telescopic guide rod; 7-a blower; 8-a gas-guide tube; 9-a flexible hose; 10-a screw rod; 11-a sleeve; 12-a motor; 13-upper bevel gear; 14-lower bevel gear; 15-half bevel gear; 16-a worm; 17-bevel gear set; 18-a driven shaft; 19-a worm gear; 20-an aeration plate; 21-a stirring shaft; 22-stirring blades; 23-Transmission belt.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention, and the following embodiments are combined to further describe the present invention.

Example 1

Referring to fig. 1 and 2, in an embodiment of the present invention, a lifting aeration apparatus for treating domestic sewage includes a tank 1, a fixing frame 2, a water inlet pipe 3, a water outlet pipe 4 and an aeration disc 5, the fixing frame 2 is fixedly connected to the top of the tank 1, the water inlet pipe 3 is installed at the top of the tank 1, sewage to be treated is injected into the tank 1 through the water inlet pipe 3, the water outlet pipe 4 is installed at the bottom of the tank 1, a valve is installed on the water outlet pipe 4, the treated sewage is discharged through the water outlet pipe 4, the aeration disc 5 is installed inside the tank 1, the aeration disc 5 is hollow, aeration heads are distributed on the surface of the aeration disc 5, a telescopic guide rod 6 is fixedly connected to the lower surface of the aeration disc 5, the lower end of the telescopic guide rod 6 is fixedly connected to the bottom of the tank 1, an air blower 7 is, the lower end of an air duct 8 extends into the tank body 1, the lower end of the air duct 8 is communicated with an aeration disc 5 through a flexible hose 9, air is conveyed to the aeration disc 5 through an air blower 7, and then discharged into sewage through an aeration head to aerate the sewage, a screw rod 10 penetrates through a fixed frame 2, the screw rod 10 is rotatably connected with the fixed frame 2, the lower end of the screw rod 10 extends into the tank body 1, a sleeve 11 is sleeved on the lower end of the screw rod 10, the sleeve 11 is in threaded connection with the screw rod 10, the lower end of the sleeve 11 is fixedly connected with the aeration disc 5, an upper bevel gear 13 and a lower bevel gear 14 are sleeved on the upper end of the screw rod 10, a motor 12 is fixedly connected with the upper surface of the fixed frame 2, a semi-bevel gear 15 is sleeved on a shaft extension end of the motor 12, the semi-bevel gear 15 is positioned between the upper bevel gear 13 and the lower bevel gear 14, the semi-bevel gear 15 is in clearance engagement with, when the half bevel gear 15 is meshed with the upper bevel gear 13, the screw rod 10 is driven to rotate, when the half bevel gear 15 is separated from the upper bevel gear 13 and is meshed with the lower bevel gear 14, the screw rod 10 is driven to rotate reversely, the screw rod 10 is driven to rotate positively and negatively so as to drive the aeration disc 5 to move up and down, bottom sewage is disturbed, bubbles are more uniformly discharged into the sewage, aeration efficiency is improved, the left side and the right side of the screw rod 10 are respectively provided with a worm 16, one end of the worm 16 is rotatably connected with the side wall of the tank body 1, the other end of the worm 16 is connected with the screw rod 10 through a bevel gear set 17, a driven shaft 18 is arranged above the worm 16, the end part of the driven shaft 18 is rotatably connected with the side wall of the tank body 1, the driven shaft 18 is sleeved with a worm wheel 19, the worm wheel 19 is meshed with the worm 16, the aeration plate 20 is distributed on the, the aeration plate 20 is used to raise the surface layer sewage, and the surface layer sewage is aerated.

Example 2

On the basis of embodiment 1, a stirring shaft 21 is arranged below the worm 16, one end of the stirring shaft 21 is rotatably connected with the side wall of the tank body 1, stirring blades 22 are distributed on the stirring shaft 21, the stirring shaft 21 is connected with the worm 16 through a transmission belt 23, when the worm 16 rotates forwards and backwards, the transmission belt 23 drives the stirring shaft 21 to rotate forwards and backwards, and the stirring blades 22 are utilized to stir sewage, so that the sewage is more fully mixed with bubbles, and the aeration efficiency is further improved.

With the combination of the embodiment 1 and the embodiment 2, the working principle of the present invention is: sewage is injected into a pool body 1 through a water inlet pipe 3, an air blower 7 is started to convey air to an aeration disc 5, the air is discharged into the sewage through an aeration head to aerate the sewage, a motor 12 is started to drive a half bevel gear 15 to rotate, when the half bevel gear 15 is meshed with an upper bevel gear 13, a screw rod 10 is driven to rotate, when the half bevel gear 15 is separated from the upper bevel gear 13 and is meshed with a lower bevel gear 14, the screw rod 10 is driven to rotate reversely, the screw rod 10 is driven to rotate positively and negatively so as to drive the aeration disc 5 to move up and down, bottom sewage is disturbed, bubbles are more uniformly discharged into the sewage, aeration efficiency is improved, when the screw rod 10 rotates positively and negatively, a worm 16 is driven to rotate positively and negatively, a driven shaft 18 is driven to rotate positively and negatively, surface sewage is raised by an aeration plate 20 to aerate the surface sewage, when the worm 16 rotates positively and negatively, a, the stirring blades 22 are used for stirring the sewage, so that the sewage and the bubbles are mixed more fully, and the aeration efficiency is further improved.

It needs to explain especially that, cell body 1, mount 2, inlet tube 3, drain pipe 4 and aeration dish 5 are prior art's application in this application, but positive and negative pivoted lead screw, sleeve, worm wheel, aeration board, (mixing) shaft, stirring vane are the innovation point of this application, and it has effectively solved the aeration mechanism singleness of current aeration tank, the aeration inefficiency problem.

The present invention and its embodiments have been described above schematically, and the description is not limited thereto, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching of the present invention, without departing from the inventive spirit of the present invention, the person skilled in the art should also design the similar structural modes and embodiments without creativity to the technical solution, and all shall fall within the protection scope of the present invention.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A lifting type aeration device for treating domestic sewage comprises a tank body (1), a fixing frame (2), a water inlet pipe (3), a water outlet pipe (4) and an aeration disc (5), and is characterized in that the fixing frame (2) is fixedly connected to the top of the tank body (1), the water inlet pipe (3) is installed at the top of the tank body (1), the water outlet pipe (4) is installed at the bottom of the tank body (1), the aeration disc (5) is installed inside the tank body (1), a telescopic guide rod (6) is fixedly connected to the lower surface of the aeration disc (5), the lower end of the telescopic guide rod (6) is fixedly connected with the bottom of the tank body (1), an air blower (7) is fixedly connected to the side wall of the fixing frame (2), an air guide pipe (8) is installed at an air outlet of the air blower (7), the lower end of the air guide pipe (8) extends into the tank body (1), and, a screw rod (10) penetrates through the fixing frame (2), the screw rod (10) is rotatably connected with the fixing frame (2), the lower end of the screw rod (10) extends into the tank body (1), a sleeve (11) is sleeved at the lower end of the screw rod (10), the sleeve (11) is in threaded connection with the screw rod (10), the lower end of the sleeve (11) is fixedly connected with the aeration disc (5), an upper bevel gear (13) and a lower bevel gear (14) are sleeved at the upper end of the screw rod (10), a motor (12) is fixedly connected with the upper surface of the fixing frame (2), a half bevel gear (15) is sleeved at the shaft extending end of the motor (12), the half bevel gear (15) is positioned between the upper bevel gear (13) and the lower bevel gear (14), the half bevel gear (15) is in clearance engagement with the upper bevel gear (13) and the lower bevel gear (14), worms (16) are respectively arranged at the left side and the right side of the screw rod (10), the end part of the driven shaft (18) is rotationally connected with the side wall of the tank body (1), a worm wheel (19) is sleeved on the driven shaft (18), and the worm wheel (19) is meshed with the worm (16).

2. The lifting type aeration device for treating the domestic sewage according to claim 1, wherein the aeration disc (5) is hollow, and aeration heads are distributed on the surface of the aeration disc (5).

3. The lifting type aeration device for treating the domestic sewage according to claim 1, wherein one end of the worm (16) is rotatably connected with the side wall of the tank body (1), and the other end of the worm (16) is connected with the screw rod (10) through a bevel gear set (17).

4. The lifting aeration device for treating domestic sewage according to claim 1, wherein aeration plates (20) are distributed on the driven shaft (18).

5. The lifting type aeration device for treating the domestic sewage according to any one of the claims 1 to 4, wherein a stirring shaft (21) is arranged below the worm (16), one end of the stirring shaft (21) is rotatably connected with the side wall of the tank body (1), stirring blades (22) are distributed on the stirring shaft (21), and the stirring shaft (21) is connected with the worm (16) through a transmission belt (23).