Plug flow and aeration integrated submersible mixer

Abstract

The utility model relates to the field of submersible stirrers, in particular to a plug-flow aeration integrated submersible stirrer which comprises a bracket shell, and the air inlet chamber is fixedly installed on one side of the support shell and used for conveying air, an air inlet pipe is arranged above the air inlet chamber, and a driving motor is fixedly arranged on one side of the air inlet chamber. According to the plug-flow aeration integrated submersible stirrer, the air inlet chamber, the air inlet pipe, the driving motor, the rotating shaft, the flow dividing cylinder, the stirring blades and the aeration piece are arranged, and the driving motor drives the rotating shaft to rotate, so that negative pressure is generated in the rotating process of the stirring blades and the aeration piece; a large amount of air enters the air inlet chamber from the air inlet pipe, then enters the rotating shaft from the flow dividing cylinder and is transmitted into the aeration piece for aeration through the rotating shaft, and air bubbles generated in the front aeration piece are pushed through water flow generated by the rotating stirring blades, so that the aeration range is expanded, and flow pushing and aeration integration is formed.

Description

Technical Field

[0001] The utility model relates to the field of submersible mixers, in particular to a plug-flow aeration integrated submersible mixer. Background Art

[0002] Submersible mixers, also known as submersible propellers, are used in the process flow of sewage treatment plants to propel and stir sewage containing suspended matter, thin sludge, industrial process liquids, etc., to create water flow, enhance the stirring function, and prevent sludge sedimentation. They are important equipment in the process flow of municipal and industrial sewage treatment. They are divided into mixing submersible mixers and low-speed submersible propulsion mixers.

[0003] After searching, a utility model buoy-type aeration mixer with the publication number CN214528342U relates to the technical field of aeration mixers, including a support frame and a floating assembly, the floating assembly is fixedly mounted on the lower end of the support frame, a water pump is fixedly mounted on the upper end of the support frame, the water inlet end of the water pump is vertically fixedly connected with a water inlet pipe, a blower is fixedly mounted on the support frame on the left side of the water pump, an outlet pipe is fixedly mounted at the outlet position of the blower tilted downward, a turbulence chamber is fixedly mounted at the end of the outlet pipe, and a water inlet end is arranged on the side wall of the turbulence chamber. In the utility model, the whole device is stably floated on the water surface through the setting of the floating assembly, and water can be passed into the turbulence chamber through the water inlet pipe and the water outlet pipe through the setting of the water pump, and the blower sucks a large amount of air into the turbulence chamber to dissolve oxygen in the air into the water. The whole utility model has the advantages of simple structure, stable operation, convenient installation, simple management, high oxygen transfer power efficiency, strong mixing force, etc.

[0004] In the existing aeration submersible mixers, aeration and flow are mostly separated, so that aeration and flow cannot be carried out together. At the same time, the range of aeration is also limited, and sewage cannot be treated by aeration on a large scale. The buoy aeration mixer in the above-mentioned comparative case only treats the surrounding sewage by aeration, but cannot expand the range of the bubbles aerated by flow, thereby reducing the practicality of the aeration submersible mixer and consuming more power.

[0005] Therefore, it is necessary to invent a plug-flow aeration integrated submersible mixer to solve the above problems. Utility Model Content

[0006] The purpose of the utility model is to provide a plug-flow aeration integrated submersible mixer, which uses the negative pressure generated during the rotation of the mixing blades and the aeration element to allow a large amount of air to enter the diversion cylinder and be transmitted to the aeration element through the rotating shaft for aeration. The rotation of the mixing blades causes the bubbles generated in the front aeration element to be plug-flowed, so as to solve the problems raised in the above-mentioned background technology.

[0007] In order to achieve the above-mentioned purpose, the utility model provides the following technical solutions: a plug-flow aeration integrated submersible mixer, comprising a bracket housing;

[0008] An air intake chamber is fixedly mounted on one side of the bracket housing and is used to transport air. An air intake pipe is provided above the air intake chamber, and a driving motor is fixedly mounted on one side of the air intake chamber.

[0009] A rotating shaft is fixed to one side of the driving motor, and a flow divider is fixedly installed on the outside of one side of the rotating shaft, and the flow divider is used to transmit air;

[0010] The stirring blade is fixed outside the rotating shaft and is used to push the flow;

[0011] The aeration element is arranged at one end of the rotating shaft and is used for aeration.

[0012] Preferably, a junction box is fixedly mounted on the upper part of the bracket shell, screws are passed through the rear four sides of the bracket shell, a sealing member is arranged inside one side of the bracket shell, and a flange is fixedly mounted on one side of the air inlet chamber.

[0013] Preferably, the interior of the rotating shaft is hollow, the rotating shaft and the diverter tube are integrated, and the diverter tube adopts a hollow cylindrical structure.

[0014] Preferably, a mounting seat is fixedly mounted on the outside of the rotating shaft, the stirring blade is fixed on the outside of the mounting seat, and the stirring blade is threadedly connected to the rotating shaft.

[0015] Preferably, an external thread is disposed on the outside of one end of the rotating shaft, and a sealing ring is disposed on the outside of one end of the rotating shaft.

[0016] Preferably, one end of the rotating shaft is externally threadedly connected to a connecting piece, an internal thread is provided inside the connecting piece, the aeration piece is fixed on one side of the connecting piece, and air outlet holes are provided on the external surface of the aeration piece.

[0017] In the above technical solution, the technical effects and advantages provided by the utility model are:

[0018] 1. Through the arrangement of the air inlet chamber, air inlet pipe, driving motor, rotating shaft, flow divider, stirring blades and aeration element, the driving motor drives the rotating shaft to rotate, so that the stirring blades and the aeration element generate negative pressure during the rotation, so that a large amount of air enters the air inlet chamber from the air inlet pipe, and then enters the rotating shaft from the flow divider, and is transmitted to the aeration element through the rotating shaft for aeration, and the water flow generated by the rotating stirring blade pushes the bubbles generated in the aeration element in front, thereby expanding the range of aeration and forming a push flow aeration integration;

[0019] 2. Through the arrangement of the bracket shell, seal, flange, air inlet chamber, drive motor, sealing ring, connector, internal thread and aeration element, a sealing element is provided between the bracket shell and the air inlet chamber, thereby improving the sealing of the device during underwater use, and also facilitating disassembly and maintenance by staff. The bracket shell protects the drive motor, and the aeration element and the rotating shaft are also assembled by threaded connection, which is convenient for staff to disassemble and assemble. A sealing ring is also provided between the two to improve the overall sealing, thereby preventing water from entering the device due to long-term underwater operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments recorded in the present invention. For ordinary technicians in this field, other drawings can also be obtained based on these drawings.

[0021] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0022] Figure 2 It is a schematic diagram of the connection structure between the support housing and the air inlet chamber of the utility model;

[0023] Figure 3 This is a schematic diagram of the air intake chamber structure of the utility model;

[0024] Figure 4 This is a schematic diagram of the structure of the stirring blade of the utility model;

[0025] Figure 5 For the utility model Figure 4 The enlarged diagram of the structure at point A in the middle.

[0026] Description of reference numerals:

[0027] 1. Bracket shell; 2. Junction box; 3. Screw; 4. Seal; 5. Flange; 6. Air inlet chamber; 7. Air inlet pipe; 8. Drive motor; 9. Rotating shaft; 10. Diverter tube; 11. Mounting seat; 12. Stirring blade; 13. External thread; 14. Seal ring; 15. Connector; 16. Internal thread; 17. Aerator; 18. Air outlet. DETAILED DESCRIPTION

[0028] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be further described in detail below in conjunction with the accompanying drawings.

[0029] The utility model provides Figure 1-5 The plug-flow aeration integrated submersible mixer shown includes a support housing 1;

[0030] An air inlet chamber 6 is fixedly mounted on one side of the bracket housing 1 and is used to transport air. An air inlet pipe 7 is provided above the air inlet chamber 6, and a driving motor 8 is fixedly provided on one side of the air inlet chamber 6;

[0031] The rotating shaft 9 is fixed to one side of the driving motor 8. A diverter cylinder 10 is fixedly installed on the outside of one side of the rotating shaft 9. The diverter cylinder 10 is used to transmit air.

[0032] A stirring blade 12 is fixed outside the rotating shaft 9 and is used for pushing the flow;

[0033] The aeration element 17 is arranged at one end of the rotating shaft 9 and is used for aeration. The rotating shaft 9 is driven to rotate by the driving motor 8, so that the negative pressure generated during the rotation of the stirring blades 12 and the aeration element 17 causes a large amount of air to enter the air intake chamber 6 from the air intake pipe 7, and then enter the rotating shaft 9 from the diversion tube 10, and is transmitted to the aeration element 17 through the rotating shaft 9 for aeration, and the water flow generated by the rotating stirring blades 12 pushes the bubbles generated in the aeration element 17 in front.

[0034] like Figure 1 and Figure 2 As shown, a junction box 2 is fixedly installed on the top of the bracket shell 1, screws 3 are penetrated around the rear of the bracket shell 1, a seal 4 is arranged inside one side of the bracket shell 1, and a flange 5 is fixedly installed on one side of the air inlet chamber 6. The seal 4 is arranged between the bracket shell 1 and the air inlet chamber 6, which improves the sealing of the device during underwater use, and also facilitates disassembly and maintenance by the staff. The bracket shell 1 plays a protective role for the drive motor 8.

[0035] like Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, the interior of the rotating shaft 9 is hollow, and the rotating shaft 9 and the diverter tube 10 are integrated. The diverter tube 10 adopts a hollow cylindrical structure. The diverter tube 10 is used to transmit air into the rotating shaft 9, and then transmitted to the aeration element 17 through the rotating shaft 9 for aeration.

[0036] like Figure 1 and Figure 4 As shown, a mounting seat 11 is fixedly installed outside the rotating shaft 9, and a stirring blade 12 is fixed outside the mounting seat 11. The stirring blade 12 is threadedly connected to the rotating shaft 9. The stirring blade 12 is installed by threading, which is convenient for the staff to disassemble and replace it.

[0037] like Figure 1 , Figure 3 , Figure 4 and Figure 5As shown, an external thread 13 is provided on the outside of one end of the rotating shaft 9, a sealing ring 14 is provided on the outside of one end of the rotating shaft 9, and a sealing ring 14 is provided between the rotating shaft 9 and the aeration element 17, which improves the sealing between the two and prevents water from entering the interior, while also affecting the aeration effect.

[0038] like Figure 4 and Figure 5 As shown, one end of the rotating shaft 9 is connected to a connecting piece 15 by an external thread, and an internal thread 16 is provided inside the connecting piece 15. An aeration piece 17 is fixed on one side of the connecting piece 15, and an air outlet 18 is provided on the external surface of the aeration piece 17. The negative pressure generated by the rotation of the aeration piece 17 draws air into the rotating shaft 9, and the air is transported into the aeration piece 17 through the rotating shaft 9, and finally ejected through the air outlet 18.

[0039] The working principle of the utility model is as follows: firstly, the device is installed in the designated water area through the screw rod 3, and then the power connection line is connected to the junction box 2, and then the power is turned on, and then the drive motor 8 is turned on, which drives the rotating shaft 9 at one end to rotate, and the rotation of the rotating shaft 9 drives the external stirring blade 12 to rotate to promote the water flow, and the rotation of the rotating shaft 9 drives the aeration piece 17 at one end to rotate, and the aeration piece 17 and the stirring blade 12 rotate at high speed, so that the nearby water area forms a negative pressure, and a large amount of air enters the air inlet chamber 6 from the air inlet pipe 7, and the air in the air inlet chamber 6 is then discharged from the diversion tube 10 enters into the rotating shaft 9, the interior of the rotating shaft 9 is hollow, and the air is transported to the aeration element 17, and finally discharged through the air outlet 18 to form aeration. When the aeration element 17 is aerating, the water flow generated by the rotating mixing blades 12 pushes the bubbles generated in the front aeration element 17, so that the bubbles are diffused farther and wider. The tiny bubbles are slowly released from the bottom of the pool to the surface of the water, which increases the oxygenation process and time, thereby greatly improving the oxygenation efficiency. In this way, the use process of the push-flow aeration integrated submersible mixer is completed.

[0040] The above only describes some exemplary embodiments of the present invention by way of illustration. It is undoubted that those skilled in the art can modify the described embodiments in various ways without departing from the spirit and scope of the present invention. Therefore, the above drawings and descriptions are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present invention.

Claims

1. A plug flow aeration integrated submersible mixer, characterized in that: It comprises a bracket housing (1); An air intake chamber (6) is fixedly mounted on one side of the bracket housing (1) and is used to transport air. An air intake pipe (7) is provided above the air intake chamber (6). A driving motor (8) is fixedly mounted on one side of the air intake chamber (6); A rotating shaft (9) is fixed to one side of the driving motor (8), and a flow divider (10) is fixedly mounted on the outside of one side of the rotating shaft (9), and the flow divider (10) is used to transmit air; A stirring blade (12) is fixed outside the rotating shaft (9) and is used for pushing the flow; An aeration element (17) is arranged at one end of the rotating shaft (9) and is used for aeration.

2. The plug-flow aeration integrated submersible mixer according to claim 1, characterized in that: A junction box (2) is fixedly mounted above the support shell (1), screws (3) are passed through the rear and surrounding areas of the support shell (1), a sealing member (4) is provided inside one side of the support shell (1), and a flange (5) is fixedly mounted on one side of the air inlet chamber (6).

3. The plug-flow aeration integrated submersible mixer according to claim 1, characterized in that: The interior of the rotating shaft (9) is hollow, the rotating shaft (9) and the flow dividing cylinder (10) are integrated, and the flow dividing cylinder (10) adopts a hollow cylindrical structure.

4. The plug-flow aeration integrated submersible mixer according to claim 1, characterized in that: A mounting seat (11) is fixedly mounted on the outside of the rotating shaft (9), the stirring blade (12) is fixed on the outside of the mounting seat (11), and the stirring blade (12) is threadedly connected to the rotating shaft (9).

5. The plug-flow aeration integrated submersible mixer according to claim 1, characterized in that: An external thread (13) is provided on the outside of one end of the rotating shaft (9), and a sealing ring (14) is provided on the outside of one end of the rotating shaft (9).

6. The plug-flow aeration integrated submersible mixer according to claim 1, characterized in that: One end of the rotating shaft (9) is externally threadedly connected to a connecting piece (15), an internal thread (16) is provided inside the connecting piece (15), the aeration piece (17) is fixed to one side of the connecting piece (15), and an air outlet (18) is provided on the external surface of the aeration piece (17).

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