CN209890370U

CN209890370U - Horizontal plug-flow aeration complete equipment

Info

Publication number: CN209890370U
Application number: CN201920609893.8U
Authority: CN
Inventors: 何祖汉; 李华飞; 何宗飞
Original assignee: CHONGQING CHENMING WATER TREATMENT EQUIPMENT CO LTD
Current assignee: CHONGQING CHENMING WATER TREATMENT EQUIPMENT CO LTD
Priority date: 2019-04-28
Filing date: 2019-04-28
Publication date: 2020-01-03
Anticipated expiration: 2029-04-28

Abstract

The utility model provides a horizontal plug-flow aeration complete sets, including the base support, the fixed dive motor that is provided with dive formula fan and connects in proper order on the base support, the impeller chamber, mixing chamber and water conservancy diversion mouth, be connected with the air-supply line that is fixed in on the base support on the air intake of dive formula fan, the air-supply line can stretch out to the pond liquid level, be fixed with the first riser with the air-supply line intercommunication on the base support, be connected with out the tuber pipe on the air outlet of dive formula fan, be fixed with the second riser with play tuber pipe intercommunication on the base support, be connected with the intake pipe of keeping away from one side intercommunication of dive formula fan with the second riser on the air inlet of mixing chamber, the leading-in air of air inlet of mixing chamber is discharged by the water conservancy diversion mouth after colliding with the water that impeller stirring in order through dive motor propelling movement. The submersible fan is integrated on the plug flow aerator to form integrated complete equipment, a fan room does not need to be additionally built, the cost is saved, and the management is convenient.

Description

Horizontal plug-flow aeration complete equipment

Technical Field

The utility model relates to the technical field of sewage treatment equipment, concretely relates to horizontal plug-flow aeration complete sets.

Background

A plug flow submersible aerator is a special device for aerating and oxygenating water in a water body in a water treatment process. The working principle is as follows: the transmission shaft of the submersible motor directly drives the fully-opened impeller arranged in the diversion port to rotate at a high speed, the rotating impeller generates strong axial thrust, and negative pressure is formed at the water inlet end of the diversion port, so that water is respectively sucked and pushed out from the water inlet end of the diversion port; the air and water in a certain proportion are mixed in the mixing chamber to form air-water mixed liquid, and the water is pushed to move forward and is sprayed out through the flow channel and diffused towards the circumferential direction, so that the water flow circulates in a convection way, the fine-crushed micro-bubbles are fully fused with the water in the water pool, and the oxygen in the atmosphere is dissolved in the water, thereby achieving the purpose of aerating and oxygenating the water.

However, the inventor of the utility model discovers through research that inspiratory air mainly passes through the pipeline and inserts in the current plug flow submersible aerator, and the other end of pipeline is connected with the air-blower that sets up in the pond bank, and the design on the pond bank is located to the air-blower however, has not only increased basic investment (need additionally build the blower room) and construction installation cycle, but also need manage and maintain it, and the operation of air-blower can produce a large amount of ambient noise simultaneously.

SUMMERY OF THE UTILITY MODEL

The air-blower that is used for producing the inspired air among the dive aeration machine that pushes away to current locates the design on the pond bank, has not only increased basic investment and construction installation cycle, but also need manage and maintain it, and the operation of air-blower can produce a large amount of environmental noise's technical problem simultaneously, the utility model provides a horizontal push away stream aeration complete sets.

In order to solve the technical problem, the utility model discloses a following technical scheme:

a horizontal plug-flow aeration complete equipment comprises a base bracket, wherein a submersible fan, a submersible motor, an impeller chamber, a mixing chamber and a flow guide port which are connected in sequence are fixedly arranged on the base bracket, the air inlet of the submersible fan is connected with an air inlet pipe fixed on the base bracket, the air inlet pipe can extend out to the liquid level of the water pool, a first vertical pipe communicated with the air inlet pipe is fixed on the base bracket, an air outlet pipe is connected on an air outlet of the submersible fan, a second vertical pipe communicated with the air outlet pipe is fixed on the base support, an air inlet pipe is connected on an air inlet of the mixing chamber, the air inlet pipe is communicated with one side of the second vertical pipe, which is far away from the submersible fan, and air introduced by the air inlet of the mixing chamber collides with water which is sequentially pushed by the submersible motor and stirred by the impeller in the impeller chamber in the mixing chamber to form water-gas mixed liquid which is then discharged from the flow guide port.

Compared with the prior art, the horizontal plug-flow aeration complete equipment provided by the utility model comprises a base support, a submersible motor, an impeller chamber, a mixing chamber and a diversion port which are connected in sequence, a submersible fan is fixed on the base support, an air inlet pipe which can extend out of the liquid level of a pool is connected on the air inlet of the submersible fan, an air outlet pipe is connected on the air outlet of the submersible fan and is connected with the air inlet of the mixing chamber through a second vertical pipe, therefore, the air required by aeration and oxygenation can be pressurized and sent into the mixing chamber through the submersible fan, the mixed liquid is discharged from the diversion port after colliding with the water which is pushed by the submersible motor and stirred by an impeller in the impeller chamber in sequence to form water-gas mixed liquid, thereby forming complete equipment which integrates aeration, oxygenation, plug-flow and stirring, the structure is simple and compact, no additional fan room, conveying pipeline and the like need to be built, therefore, the construction and installation period is short, the civil engineering and installation cost is saved, and the operation and management are convenient; meanwhile, the horizontal plug-flow aeration complete equipment is arranged at the bottom of the water tank for use, so that the equipment has low running noise, no noise pollution, energy conservation and environmental protection, is particularly suitable for an oxidation ditch and a plug-flow rectangular aeration tank, and forms strong air-water mixed two-phase flow (or solid-liquid-gas mixed three-phase flow) in the horizontal flow direction at the bottom of the water tank so as to efficiently stir, aerate and oxygenate sewage and sludge at the bottom of the water tank; in addition, the first vertical pipe and the second vertical pipe which are fixedly arranged on the base support can lift the whole horizontal plug-flow aeration complete equipment, so that the carrying is convenient, and the investment is saved.

Further, the submersible fan is a submerged Roots blower.

Furthermore, the air inlet pipe, the first vertical pipe, the air outlet pipe, the second vertical pipe and the air inlet pipe are all made of stainless steel materials.

Furthermore, the stainless steel material adopts a steel pipe with the specification of DN25-DN 80.

Further, an air inlet silencer is fixedly arranged at the upper end of the air inlet pipe extending out of the liquid level of the water tank.

Drawings

FIG. 1 is a schematic structural view of a horizontal plug-flow aeration complete plant provided by the present invention.

Fig. 2 is a schematic structural view of the horizontal plug-flow aeration complete equipment in fig. 1.

Fig. 3 is a right-view structural schematic diagram of the horizontal plug-flow aeration complete equipment in fig. 1.

Fig. 4 is a schematic view of the installation and use of the horizontal plug-flow aeration complete equipment provided by the utility model.

In the figure, 1, a submersible motor; 2. an impeller chamber; 3. a mixing chamber; 31. an air inlet pipe; 4. a flow guide port; 5. a base support; 6. a submersible fan; 61. an air inlet pipe; 62. an air outlet pipe; 7. a first riser; 8. a second riser; 9. an air intake silencer.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand and understand, the present invention is further explained by combining with the specific drawings.

In the description of the present invention, it is to be understood that the terms "longitudinal", "radial", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and to simplify the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 4, the present invention provides a horizontal plug flow aeration complete equipment, which comprises a base frame 5, wherein a submersible fan 6, a submersible motor 1, an impeller chamber 2, a mixing chamber 3 and a diversion port 4 are fixedly arranged on the base frame 5, the submersible motor 1, the impeller chamber 2, the mixing chamber 3 and the diversion port 4 are sequentially connected, the specific structure and working principle of the submersible motor 1, the impeller chamber 2, the mixing chamber 3 and the diversion port 4 are well known in the prior art, and are not described herein again, an air inlet of the submersible fan 6 is connected with an air inlet pipe 61 fixed on the base frame 5, the air inlet pipe 61 can extend to the liquid level of a pool, a first vertical pipe 7 communicated with the air inlet pipe 61 is fixed on the base frame 5, an air outlet pipe 62 is connected on the air outlet of the submersible fan 6, a second vertical pipe 8 communicated with the air outlet pipe 62 is fixed on the base frame 5, an air inlet pipe 31 is connected to an air inlet of the mixing chamber 3, the air inlet pipe 31 is communicated with one side, far away from the submersible fan 6, of the second vertical pipe 8, air led in from the air inlet of the mixing chamber 3 collides with water sequentially pushed by the submersible motor 1 and stirred by the impeller in the impeller chamber 2 in the mixing chamber to form water-air mixed liquid, and then the water-air mixed liquid is discharged from the flow guide port 4.

As a specific embodiment, the submersible blower 6 is a submerged Roots blower which is a high-quality submersible blower with low noise, low vibration and maintenance-free, and air required for aeration and oxygenation can be pressurized and fed into the mixing chamber by connecting an air inlet pipe 61 to an air inlet of the submersible blower 6, and air is fed by using the air inlet pipe 61, so that air resistance loss caused by pipelines can be reduced compared with the prior art, and the submersible blower has the characteristic of high oxygenation efficiency.

As a specific example, the air inlet pipe 61, the first vertical pipe 7, the air outlet pipe 62, the second vertical pipe 8 and the air inlet pipe 31 are made of stainless steel, and the stainless steel has good corrosion resistance and high hardness, so that when the whole horizontal plug-flow aeration complete equipment is installed at the bottom of a water tank for use, the service life of the equipment can be prolonged. As a preferred embodiment, the stainless steel material adopts a steel pipe with the specification of DN25-DN 80.

In a specific embodiment, the upper end of the air inlet pipe 61 extending out of the water tank is also fixedly provided with an air inlet silencer 9, namely, the existing air inlet silencer 9 is arranged at the upper end of the air inlet pipe 61, so that air inlet noise can be eliminated, air inlet can be kept stable, and the operation noise of the whole horizontal plug-flow aeration complete equipment is reduced.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims

1. A horizontal plug-flow aeration complete equipment is characterized by comprising a base bracket, wherein a submersible fan, a submersible motor, an impeller chamber, a mixing chamber and a flow guide port which are connected in sequence are fixedly arranged on the base bracket, the air inlet of the submersible fan is connected with an air inlet pipe fixed on the base bracket, the air inlet pipe can extend out to the liquid level of the water pool, a first vertical pipe communicated with the air inlet pipe is fixed on the base bracket, an air outlet pipe is connected on an air outlet of the submersible fan, a second vertical pipe communicated with the air outlet pipe is fixed on the base support, an air inlet pipe is connected on an air inlet of the mixing chamber, the air inlet pipe is communicated with one side of the second vertical pipe, which is far away from the submersible fan, and air introduced by the air inlet of the mixing chamber collides with water which is sequentially pushed by the submersible motor and stirred by the impeller in the impeller chamber in the mixing chamber to form water-gas mixed liquid which is then discharged from the flow guide port.

2. The horizontal plug-flow aeration plant according to claim 1, wherein the submersible blower is a submerged roots blower.

3. The horizontal plug-flow aeration plant of claim 1, wherein the air inlet pipe, the first riser pipe, the air outlet pipe, the second riser pipe and the air inlet pipe are made of stainless steel.

4. The horizontal plug-flow aeration complete plant according to claim 3, wherein the stainless steel material is a steel pipe with specification of DN25-DN 80.

5. The horizontal plug-flow aeration plant according to claim 1, wherein an air intake silencer is fixedly mounted on the upper end of the air inlet pipe extending to the water surface of the water tank.