BEARINGLESS HYDRAULIC ROTARY STIRRING WATER DISTRIBUTOR

Abstract

Some embodiments of the disclosure provide systems and methods for a bearingless hydraulic rotary stirring water distributor. According to an embodiment, the bearingless hydraulic rotary stirring water distributor includes a rotary inlet pipe, stirring pipes, water distribution pipes, a ball head shaft, a fixed inlet pipe, a bowl seat, a first seal ring, and a second seal ring. The stirring water distributor is vertically mounted, the fixed inlet pipe is vertically arranged and inserted into the rotary inlet pipe, the fixed inlet pipe and the rotary inlet pipe are mechanically sealed through the seal rings therebetween, the rotary inlet pipe is a vertically mounted pipe, and the rotary inlet pipe is vertically mounted in a semispherical groove of the bowl seat through the ball head shaft mounted at one end of the rotary inlet pipe.

Claims

1. A bearingless hydraulic rotary stirring water distributor comprising: a rotary inlet pipe, two stirring pipes, water distribution pipes, a ball head shaft, a fixed inlet pipe, a bowl seat, and seal rings, wherein: the stirring water distributor is vertically mounted; the fixed inlet pipe is vertically arranged and inserted into the rotary inlet pipe; the fixed inlet pipe and the rotary inlet pipe are mechanically sealed through the seal rings therebetween; the rotary inlet pipe is a vertically mounted pipe; the rotary inlet pipe is vertically mounted in a semispherical groove of the bowl seat through the ball head shaft mounted at one end of the rotary inlet pipe; the rotary inlet pipe rotatably runs around the fixed inlet pipe under the support of the bowl seat; the two stirring pipes are mounted horizontally on two sides of a lower part of the rotary inlet pipe; the two stirring pipes are symmetric over an axial line of the rotary inlet pipe; one end of each stirring pipe is vertically communicated with the rotary inlet pipe, and an opening of the other end of each stirring pipe is closed by a stop plate; and the two ends the two stirring pipes close to the stop plates are respectively provided with at least one water distribution pipe located on the same horizontal plane, and have opposite water discharging directions.

2. The bearingless hydraulic rotary stirring water distributor according to claim 1, wherein: an axial line of the fixed inlet pipe and the axial line of the rotary inlet pipe coincide; and a gap between the fixed inlet pipe and the rotary inlet pipe is sealed by the seal rings.

3. The bearingless hydraulic rotary stirring water distributor according to claim 1, wherein the water distribution pipes are perpendicular to the stirring pipes.

4. The bearingless hydraulic rotary stirring water distributor according to claim 1, wherein: the ball head shaft is composed of a circular shaft and a ball head; the circular shaft is fixed on the ball head through a welding manner, through threads, or through a one-time turning processing; an outer diameter of the circular shaft and an inner diameter of the rotary inlet pipe are in an interference fit; and an outer diameter of the ball head is smaller than an inner diameter of the semispherical groove of the bowl seat.

5. The bearingless hydraulic rotary stirring water distributor according to claim 1, wherein: the rotary inlet pipe, the stirring pipes and the water distribution pipes are in communication with each other; and water is fed into the rotary inlet pipe through the fixed inlet pipe and then discharged through the water distribution pipes.

6. The bearingless hydraulic rotary stirring water distributor according to claim 1, wherein each stirring pipe has more than one water distribution pipe.

7. The bearingless hydraulic rotary stirring water distributor according to claim 1, wherein a mounting vertical inclination angle between the axial line of the rotary inlet pipe and the axial line of the ball head shaft is smaller than 3 degrees.

8. The bearingless hydraulic rotary stirring water distributor according to claim 1, wherein the axial line of the fixed inlet pipe, the axial line of the rotary inlet pipe, and a center line of the semispherical groove of the bowl seat coincide.

9. The bearingless hydraulic rotary stirring water distributor according to claim 1, wherein a length of each stirring pipe, an inclination angle between each water distribution pipe and the horizontal plane, and a water discharging direction of each water distribution pipe are manipulated to achieve stirring effects.

Description

BRIEF DESCRIPTION OF THE DRAWINGS

[0017] FIG. 1 is a structural schematic diagram of a bearingless hydraulic rotary stirring water distributor provided by the disclosure.

[0018] FIG.2 is a top view of FIG. 1.

DETAILED DESCRIPTION

[0019] The following describes multiple exemplary embodiments of the disclosure with reference to the accompanying drawings. In FIGS. 1-2, 1 represents a fixed inlet pipe, 2 represents a first seal ring, 3 represents a rotary inlet pipe, 4 represents a second seal ring, 5 represents a stirring pipe, 6 represents a stop plate, 7 represents a ball head shaft, 8 represents a bowl seat, and 9 represents a water distribution pipe.

[0020] According to some embodiments, a bearingless hydraulic rotary stirring water distributor includes a rotary inlet pipe 3, stirring pipes 5, water distribution pipes 9, a ball head shaft 7, a fixed inlet pipe 1, a bowl seat 8, a first seal ring 2, and a second seal ring 4, as shown in FIG. 1.

[0021] In FIG. 1, the stirring water distributor is vertically mounted. The fixed inlet pipe 1 is vertically arranged and inserted into the rotary inlet pipe 3, the fixed inlet pipe 1 and the rotary inlet pipe 3 are mechanically sealed through the first seal ring 2 and the second seal ring 4 up and down; the rotary inlet pipe 3 is a vertically mounted pipe and is vertically mounted in a semispherical groove of the bowl seat 8 through the ball head shaft 7 mounted at one end of the rotary inlet pipe 3; the stirring pipes 5 are mounted horizontally on the two sides of the lower part of the rotary inlet pipe 3, and the two stirring pipes 5 are symmetric by taking the center line of the rotary inlet pipe 3 as the axis of symmetry; one end of each stirring pipe 5 is vertically communicated with the rotary inlet pipe 3, and the opening of the other end of each stirring pipe 5 is closed by a stop plate 6; ends, close to the stop plates 6, of the two stirring pipes 5 are respectively provided with two water distribution pipes 9, and the water distribution pipes 9 on the two stirring pipes 5 are located on the same horizontal plane, and have opposite water discharging directions.

[0022] The following describes an embodiment of an exemplary mounting process of a bearingless hydraulic rotary stirring water distributor. Firstly, the bowl seat 8 is fixedly mounted at the bottom center of a reactor, and the rotary inlet pipe 3 and components of the ball head shaft 7 are fixed on the bowl seat 8 through clamps. Secondly, after the fixed inlet pipe 1 with the first seal ring 2 and the second seal ring 4 is inserted into the rotary inlet pipe 3, the fixed inlet pipe 1 is mounted and fixed properly, and at this time, the clamps for the rotary inlet pipe 3 and the components of the ball head shaft 7 may be removed. Lastly, the stirring pipes 5 and the water distribution pipes 9 may be welded on the rotary inlet pipe 3 one by one.

[0023] When the fixed inlet pipe 1 is inserted into the rotary inlet pipe 3, the axial line of the fixed inlet pipe 1 and the axial line of the rotary inlet pipe 2 may coincide. The rotary inlet pipe 3 and the ball head shaft 7 may be mounted vertical to the horizontal plane under the support of the bowl seat 8. The vertical inclination angle between the axial line of the rotary inlet pipe 3 and the ball head shaft 7 may be smaller than 3 degrees.

[0024] In the designing process, according to the size and the requirements of the bioreactor, the length and the vertical angle of each stirring pipe 5, and the water discharging direction of each water distribution pipe 9 may be manipulated in order to achieve a stable running and optimal stirring effects.

[0025] When the reactor is relatively small, the number of the water distribution pipes 9 on each stirring pipe 5 may be one. When the reactor is relatively large, the number of the water distribution pipes 9 on each stirring pipe 5 may be two or more than two on the premise of ensuring the water distribution uniformity; and the stirring pipes 5 may be angularly mounted in the vertical direction according to requirements of the stirring conditions on the premise of ensuring the stirring uniformity.

[0026] In an exemplary embodiment, the disclosure provides a bearingless hydraulic rotary stirring water distributor including a rotary inlet pipe (3), stirring pipes (5), water distribution pipes (9), a ball head shaft (7), a fixed inlet pipe (1), a bowl seat (8), a first seal ring (2), and a second seal ring (4). The fixed inlet pipe is vertically arranged and inserted into the rotary inlet pipe, and the fixed inlet pipe and the rotary inlet pipe are mechanically sealed through the seal rings therebetween. The rotary inlet pipe is vertically mounted in a semispherical groove of the bowl seat through the ball head shaft mounted at one end of the rotary inlet pipe. The rotary inlet pipe rotatably runs around the fixed inlet pipe under the support of the bowl seat. The stirring pipes are mounted horizontally on the two sides of the lower part of the rotary inlet pipe, and the two stirring pipes are symmetric by taking the center line of the rotary inlet pipe as the axis of symmetry. One end of each stirring pipe is vertically communicated with the rotary inlet pipe, and the opening of the other end of each stirring pipe is closed by a stop plate (6). The ends of the two stirring pipes close to the stop plates are respectively provided with at least one water distribution pipe. The two water distribution pipes have opposite water discharging directions.

[0027] Many different arrangements of the various components depicted, as well as components not shown, are possible without departing from the spirit and scope of the present disclosure. Embodiments of the present disclosure have been described with the intent to be illustrative rather than restrictive. Alternative embodiments will become apparent to those skilled in the art that do not depart from its scope. A skilled artisan may develop alternative means of implementing the aforementioned improvements without departing from the scope of the present disclosure.

[0028] It will be understood that certain features and subcombinations are of utility and may be employed without reference to other features and subcombinations and are contemplated within the scope of the claims. Unless indicated otherwise, not all steps listed in the various figures need be carried out in the specific order described.