CN111777168A

CN111777168A - Hydrodynamic drive biological rotating disc

Info

Publication number: CN111777168A
Application number: CN202010689720.9A
Authority: CN
Inventors: 朱煜
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-17
Filing date: 2020-07-17
Publication date: 2020-10-16

Abstract

The invention provides a hydrodynamic force driven biological rotating disc, which belongs to the technical field of biological sewage treatment equipment and comprises a sewage pool and a disc assembly arranged in the sewage pool; the disc assembly comprises a rotating shaft horizontally arranged in the sewage pool and a plurality of discs fixed on the rotating shaft at equal intervals, a second through hole matched with the rotating shaft is formed in the middle of each disc, and a plurality of flow guide assemblies are arranged on the side wall of each disc in an array mode; the flow guide assembly comprises flow guide plates distributed along the diameter direction of the disk, one end of each flow guide plate is rotatably connected with the side wall of the disk through a pin rod, and the flow guide plates are connected with the disk through elastic supporting pieces. The embodiment of the invention can avoid the large-scale flowing of sewage on the side wall of the disk to cause the aged biological membrane to fall off, prevent the falling off of the stretched biological membrane together with the newly formed biological membrane, and shorten the regeneration period of the biological membrane.

Description

Hydrodynamic drive biological rotating disc

Technical Field

The invention belongs to the technical field of biological sewage treatment equipment, and particularly relates to a hydrodynamic driving biological rotating disc.

Background

The biological rotating disc is a device for realizing sewage treatment by using a biological membrane method, when the biological rotating disc works, the disc part is immersed into a contact reaction tank filled with sewage, and the rotating shaft drives the disc to rotate ceaselessly under the driving of a driving device. The disc sheet is alternately contacted with sewage and air, after a period of time of rotation, a layer of biological membrane is attached to the disc sheet, and the biological membrane is utilized to adsorb organic pollutants in the sewage, so that the decomposition of the organic pollutants is realized, and the aim of purifying the sewage is fulfilled.

In the prior art, when the disc is rotated out from sewage, a large amount of residual sewage is easily attached to the side wall of the disc, and the residual sewage flows downwards along the side wall of the disc in a large range, so that the aged biological membrane on the side wall of the disc easily falls off, a new biological membrane also falls off together, and the purification effect of the sewage is easily influenced greatly.

Disclosure of Invention

In view of the above-mentioned deficiencies of the prior art, an embodiment of the present invention provides a hydrodynamic bio-disc.

In order to solve the technical problems, the invention provides the following technical scheme:

a hydrodynamic force driven biological rotating disc comprises a sewage pool and a disc assembly arranged inside the sewage pool; the disc assembly comprises a rotating shaft horizontally arranged in the sewage pool and a plurality of discs fixed on the rotating shaft at equal intervals, a second through hole matched with the rotating shaft is formed in the middle of each disc, and a plurality of flow guide assemblies are arranged on the side wall of each disc in an array mode; the flow guide assembly comprises flow guide plates distributed along the diameter direction of the disk, one end of each flow guide plate is rotatably connected with the side wall of the disk through a pin rod, and the flow guide plates are connected with the disk through elastic supporting pieces; the inner wall of one side of the sewage pool is fixedly provided with a first bearing seat which is in running fit with one end of the rotating shaft, the inner wall of the other side of the sewage pool is fixedly provided with a second bearing seat which is in running fit with the other end of the rotating shaft, and both ends of the rotating shaft are provided with driving components.

As a further improvement of the invention: the side wall of the disk is provided with a containing groove matched with the flow guide plate.

As a further improvement of the invention: the elastic supporting piece is a spring.

As a further improvement of the invention: the driving assembly comprises a sleeve fixedly arranged on the rotating shaft, a first through hole matched with the rotating shaft is formed in the middle of the sleeve, a plurality of side plates are distributed in an array mode on the front side and the rear side of the side circle of the sleeve, the side plates on the front side and the rear side of the side circle of the sleeve correspond to each other one by one, one side of each of the two corresponding groups of side plates is fixedly connected through a baffle, and a water storage cavity is defined by the baffle and the two groups of side plates; the bottom still is provided with the water pump in the effluent water sump, the water pump output is connected with the water injection pipe, the one end that the water pump was kept away from to the water injection pipe extends to sleeve one side, and the one end that the water pump was kept away from to the water injection pipe is located retaining chamber top.

As a still further improvement of the invention: the baffle is tangent to the sleeve outer wall.

As a still further improvement of the invention: and one side of the guide plate, which is far away from the disc, is also provided with a plurality of guide grooves, and one ends of the guide grooves extend to the lower end face of the guide plate.

As a still further improvement of the invention: the side wall of the disk is also provided with anti-falling bulges which are uniformly distributed.

Compared with the prior art, the invention has the beneficial effects that:

in the embodiment of the invention, the driving assembly drives the rotating shaft to rotate along the first bearing seat and the second bearing seat, so as to drive the plurality of discs on the rotating shaft to rotate, further drive the guide plate on the side wall of the rotating shaft to enter the sewage, the guide plate rotates along the pin rod under the resistance of the sewage and is attached to the side wall of the disc, further reduce the resistance of the disc from the sewage, ensure that the disc can smoothly and stably rotate in the sewage, when the guide plate rotates to the position above the liquid level of the sewage from the sewage, the guide plate rotates along the pin rod in the reverse direction under the action of the elastic supporting member, so that the guide plate inclines to the side wall of the disc, the sewage attached to the side wall of the disc can flow into the sewage below along the guide plate, thereby preventing the sewage from flowing in a large range on the side wall of the disc, causing aged, thereby affecting the subsequent normal purification effect of the sewage.

Drawings

FIG. 1 is a schematic diagram of a hydrodynamic bio-disc;

FIG. 2 is a schematic diagram of the internal structure of a hydrodynamic bio-disc;

FIG. 3 is a schematic diagram of a driving assembly of a hydrodynamic bio-disc;

FIG. 4 is a schematic diagram of a configuration of a hydrodynamic bio-disc;

FIG. 5 is a sectional view taken along line A-A of FIG. 4;

FIG. 6 is an enlarged view of the area B in FIG. 5;

in the figure: the device comprises a sewage pool 1, a driving assembly 2, a disc 3, a water injection pipe 4, a first bearing seat 5, a rotating shaft 6, a water pump 7, a second bearing seat 8, a sleeve 9, a first through hole 10, a side plate 11, a baffle 12, a water storage cavity 13, a flow guide assembly 14, an anti-falling bulge 15, a second through hole 16, a flow guide plate 17, an elastic supporting member 18, an accommodating groove 19, a pin rod 20 and a flow guide groove 21.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Example 1

Referring to fig. 1-6, the embodiment provides a hydrodynamic drive biological rotating disk, including a wastewater tank 1 and a disk assembly disposed inside the wastewater tank 1, where the disk assembly includes a rotating shaft 6 horizontally disposed inside the wastewater tank 1 and a plurality of disks 3 fixed on the rotating shaft 6 at equal intervals, a second through hole 16 adapted to the rotating shaft 6 is formed in the middle of each disk 3, a plurality of flow guide assemblies 14 are disposed in an array on the side wall of each disk 3, specifically, the flow guide assemblies 14 include flow guide plates 17 distributed along the diameter direction of the disk 3, one end of each flow guide plate 17 is rotatably connected to the side wall of the disk 3 through a pin 20, and the flow guide plates 17 are connected to the disks 3 through an elastic support 18; a first bearing seat 5 which is in running fit with one end of the rotating shaft 6 is fixedly arranged on the inner wall of one side of the sewage pool 1, a second bearing seat 8 which is in running fit with the other end of the rotating shaft 6 is fixedly arranged on the inner wall of the other side of the sewage pool 1, and driving components 2 are arranged at two ends of the rotating shaft 6.

Injecting sewage to be treated into a sewage tank 1, so that a part of the disks 3 is immersed into the sewage, driving a rotating shaft 6 to rotate along a first bearing seat 5 and a second bearing seat 8 through a driving assembly 2, further driving a plurality of disks 3 on the rotating shaft 6 to rotate, and forming a layer of biological film on the side wall of the disk 3 along with the rotation of the disks 3 in the sewage and in the air above the liquid level of the sewage alternately, wherein the biological film adsorbs organic matters in the sewage and degrades the organic matters, so that the purification of the sewage is realized; inside the guide plate 17 that drives its lateral wall got into sewage when carousel 3 rotated, guide plate 17 rotated and laminated at 3 lateral walls of disc along pin 20 under the resistance of sewage, and then reduce the lifting surface area of sewage to disc 3, guarantee that disc 3 can be smooth and steady and rotate inside sewage, and when guide plate 17 rotated to the sewage liquid level top by the sewage in, guide plate 17 rotated along pin 20 antiport under elastic support 18's effect, make guide plate 17 slope in 3 lateral walls of disc, make the sewage that adheres to 3 lateral walls of disc can follow guide plate 17 and flow in below sewage, thereby prevented that sewage from forming large-scale flow at 3 lateral walls of disc, cause ageing biomembrane piece to drop, thereby it together drops to take newly formed biomembrane, and then influences the subsequent normal purifying effect of sewage.

Specifically, disc 3 lateral wall offer with the holding tank 19 of guide plate 17 looks adaptation, through the setting of this holding tank 19 for guide plate 17 can rotate to holding tank 19 in under the resistance of sewage in, thereby further reduce the area of guide plate 17 laminating when disc 3 lateral wall, thereby reduce the resistance when disc 3 rotates.

In particular, the elastic support 18 is a spring.

Specifically, the driving assembly 2 comprises a sleeve 19 fixedly arranged on a rotating shaft 6, a first through hole 10 matched with the rotating shaft 6 is formed in the middle of the sleeve 19, a plurality of side plates 11 are distributed in an array mode on the front side and the rear side of the side circle of the sleeve 19, the side plates 11 on the front side and the rear side of the side circle of the sleeve 19 correspond to each other one by one, one side of each of the two corresponding groups of side plates 11 is fixedly connected through a baffle 12, and a water storage cavity 13 is defined by the baffle 12 and the two groups of side plates 11; the bottom still is provided with water pump 7 in the effluent water sump 1, water pump 7 output is connected with water injection pipe 4, the one end that water pump 7 was kept away from to water injection pipe 4 extends to sleeve 19 one side, and the one end that water pump 7 was kept away from to water injection pipe 4 is located retaining chamber 13 top (as shown in fig. 3).

Through in water pump 7 with the inside sewage suction water injection pipe 4 of effluent water sump 1 to flow out by water injection pipe 4, make sewage flow in retaining chamber 13, along with the increase of the inside sewage of retaining chamber 13, after sewage reaches certain weight, can drive sleeve 9 and pivot 6 and rotate, and then drive disc 3 and rotate, thereby utilize the biomembrane that 3 lateral walls of disc formed to carry out purification treatment to sewage.

In particular, the baffle 12 is tangential to the outer wall of the sleeve 19, so that the baffle 12 can form a moving angle with the diameter of the sleeve 19 to improve the water storage capacity of the reservoir chamber 13.

Furthermore, a plurality of guiding gutters 21 are further formed in one side, away from the disc 3, of the guiding plate 17, one ends of the guiding gutters 21 extend to the lower end face of the guiding plate 17, and through the arrangement of the guiding gutters 21, when residual sewage on the side wall of the disc 3 flows through the guiding plate 17, the residual sewage can flow into sewage below along the guiding gutters 21 quickly, so that the guiding effect is improved.

The working principle of the embodiment is as follows: injecting sewage to be treated into a sewage tank 1, so that a part of the disks 3 is immersed into the sewage, driving a rotating shaft 6 to rotate along a first bearing seat 5 and a second bearing seat 8 through a driving assembly 2, further driving a plurality of disks 3 on the rotating shaft 6 to rotate, and forming a layer of biological film on the side wall of the disk 3 along with the rotation of the disks 3 in the sewage and in the air above the liquid level of the sewage alternately, wherein the biological film adsorbs organic matters in the sewage and degrades the organic matters, so that the purification of the sewage is realized; inside the guide plate 17 that drives its lateral wall got into sewage when carousel 3 rotated, guide plate 17 rotated and laminated at 3 lateral walls of disc along pin 20 under the resistance of sewage, and then reduce the lifting surface area of sewage to disc 3, guarantee that disc 3 can be smooth and steady and rotate inside sewage, and when guide plate 17 rotated to the sewage liquid level top by the sewage in, guide plate 17 rotated along pin 20 antiport under elastic support 18's effect, make guide plate 17 slope in 3 lateral walls of disc, make the sewage that adheres to 3 lateral walls of disc can follow guide plate 17 and flow in below sewage, thereby prevented that sewage from forming large-scale flow at 3 lateral walls of disc, cause ageing biomembrane piece to drop, thereby it together drops to take newly formed biomembrane, and then influences the subsequent normal purifying effect of sewage.

Example 2

Referring to fig. 4, in this embodiment, compared with embodiment 1, the side wall of the disk 3 is further provided with anti-falling protrusions 15 uniformly distributed, and the anti-falling protrusions 15 can prevent the aged biofilm from forming on the side wall of the disk 3 and from falling off together with the newly formed biofilm.

In the embodiment of the invention, the driving component drives the rotating shaft 6 to rotate along the first bearing seat 5 and the second bearing seat 8, so as to drive the plurality of discs 3 on the rotating shaft 6 to rotate, so as to drive the guide plate 17 on the side wall of the rotating shaft to enter the interior of sewage, the guide plate 17 rotates along the pin rod 20 under the resistance of the sewage and is attached to the side wall of the disc 3, so as to reduce the resistance of the disc 3 from the sewage, ensure that the disc 3 can smoothly and stably rotate in the interior of the sewage, when the guide plate 17 rotates to the position above the liquid level of the sewage from the sewage, the guide plate 17 rotates along the pin rod 20 in the reverse direction under the action of the elastic support member 18, so that the guide plate 17 is inclined to the side wall of the disc 3, so that the sewage attached to the side wall of the disc 3 can flow into the sewage below along the guide plate 17, so that the newly formed biological membrane falls off together, and the subsequent normal purification effect of the sewage is further influenced.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. A hydrodynamic bio-disc comprising a lagoon (1) and a disc assembly arranged inside the lagoon (1);

the disc assembly comprises a rotating shaft (6) horizontally arranged in the sewage tank (1) and a plurality of discs (3) fixed on the rotating shaft (6) at equal intervals, a second through hole (16) matched with the rotating shaft (6) is formed in the middle of each group of discs (3), and a plurality of flow guide assemblies (14) are arranged on the side wall of each group of discs (3) in an array manner;

the flow guide assembly (14) comprises flow guide plates (17) distributed along the diameter direction of the disk (3), one end of each flow guide plate (17) is rotatably connected with the side wall of the disk (3) through a pin rod (20), and the flow guide plates (17) are connected with the disk (3) through elastic supporting pieces (18); the inner wall of one side of the sewage pool (1) is fixedly provided with a first bearing seat (5) which is in running fit with one end of the rotating shaft (6), the inner wall of the other side of the sewage pool (1) is fixedly provided with a second bearing seat (8) which is in running fit with the other end of the rotating shaft (6), and the two ends of the rotating shaft (6) are both provided with driving components (2).

2. A hydrodynamic bio-disc as claimed in claim 1, wherein the side wall of the disc (3) defines a receiving groove (19) adapted to the deflector (17).

3. A hydrodynamically driven biological turntable as claimed in claim 1 or claim 2, wherein the resilient support (18) is a spring.

4. The hydrodynamic drive biological rotating disk according to claim 1, wherein the drive assembly (2) comprises a sleeve (19) fixedly arranged on the rotating shaft (6), a first through hole (10) matched with the rotating shaft (6) is formed in the middle of the sleeve (19), a plurality of side plates (11) are distributed in an array manner on the front side and the rear side of the side circle of the sleeve (19), the side plates (11) on the front side and the rear side of the side circle of the sleeve (19) are in one-to-one correspondence, one side of each of the two corresponding groups of side plates (11) is fixedly connected through a baffle (12), and a water storage cavity (13) is defined between the baffle (12) and the two groups of side plates (11); bottom still is provided with water pump (7) in effluent water sump (1), water pump (7) output is connected with water injection pipe (4), the one end that water pump (7) were kept away from in water injection pipe (4) extends to sleeve (19) one side, and the one end that water pump (7) were kept away from in water injection pipe (4) is located retaining chamber (13) top.

5. A hydrodynamically driven biological rotating disk according to claim 4, wherein said baffle (12) is tangential to the outer wall of said sleeve (19).

6. The hydrodynamic bio-disc as claimed in claim 1, wherein the deflector (17) further comprises a plurality of guiding grooves (21) formed on a side of the deflector (17) away from the disc (3), and one end of the guiding grooves (21) extends to a lower end surface of the deflector (17).

7. A hydrodynamic bio-disc according to claim 6, wherein the side walls of the disc (3) are further provided with anti-slip protrusions (15) distributed uniformly.