CN219972039U - Disc type aerator - Google Patents

Abstract

The utility model discloses a disk aerator, which belongs to the technical field of aerators and comprises a disk body, wherein one end of the disk body is provided with a connecting end, one end of the connecting end is provided with an air inlet pipe, an air outlet end of the air inlet pipe is provided with a flow guide piece, the inner wall of the disk body is provided with a supporting frame, split-flow ports are uniformly distributed on the supporting frame, a backflow prevention component is connected onto the supporting frame in a sliding manner, clamping devices are uniformly arranged on the periphery of the top side of the disk body, a U-shaped frame is arranged in the clamping devices, the U-shaped ports of the U-shaped frame are sleeved on the top side of the disk body and are fixed through the clamping devices, and a plurality of groups of aeration membranes are arranged between the U-shaped frames.

Description

Disc type aerator

Technical Field

The utility model relates to the technical field of aerators, in particular to a disc aerator.

Background

The aerator is a necessary device for aeration and oxygenation of water supply and drainage, is one of the indispensable devices of the urban sewage treatment plant, and directly relates to the treatment benefit and the running condition of the sewage treatment plant. Most urban sewage treatment plants in China adopt a disc aerator in an underwater aerator to forcedly transfer oxygen in air into liquid so as to obtain enough dissolved oxygen, and meanwhile, the suspended bodies in a sewage tank can be prevented from sinking, and the aim of contacting organic matters in the sewage tank with microorganisms and the dissolved oxygen is fulfilled.

The aeration membrane of the existing aerator is inconvenient to disassemble and assemble, is inconvenient to disassemble for cleaning or replacement after being damaged or blocked, and part of gas can flow back after the device stops air intake, so that the follow-up air intake is easily affected.

Disclosure of Invention

In order to overcome the defects of the prior art, the utility model aims to provide the disk type aerator which is convenient to detach, replace and clean the aeration membrane and can avoid the condition of gas backflow after stopping working.

To achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a disc aerator, which comprises a disc body, wherein one end of the disc body is provided with a connecting end, one end of the connecting end is provided with an air inlet pipe, an air outlet end of the air inlet pipe is provided with a flow guide piece, the inner wall of the disc body is provided with a supporting frame, shunt openings are uniformly distributed on the supporting frame, and the supporting frame is connected with an anti-backflow assembly in a sliding manner;

the device is characterized in that clamping devices are uniformly arranged on the periphery of the top side of the tray body, U-shaped frames are installed in the clamping devices, U-shaped openings of the U-shaped frames are sleeved on the top side of the tray body and are fixed through the clamping devices, and aeration membranes are arranged among the U-shaped frames.

The utility model adopts the preferable technical scheme that a flow guide channel is arranged between the flow guide piece and the air inlet pipe, and the periphery of one end of the flow guide piece, which is far away from the flow guide channel, is obliquely arranged to form a flow guide outlet.

The preferable technical scheme of the utility model is that the backflow prevention assembly comprises a pressing seat matched with the diversion outlet, a hollow column is arranged on the top side of the pressing seat, sliding rods which are in sliding connection with a supporting frame are arranged on the periphery of the top side of the hollow column, and a limiting spring is connected between the supporting frame and the hollow column.

The preferable technical scheme of the utility model is that connecting plates are arranged between the top sides of the plurality of groups of sliding rods.

The clamping device comprises a fixed plate arranged around the tray body, a supporting rod is connected inside the fixed plate in a sliding mode, a limiting plate which is in butt joint with the fixed plate is arranged at one end of the supporting rod, one end of the supporting rod penetrates through a sliding groove of the U-shaped frame to be clamped inside the tray body, an extension spring is sleeved on the outer wall of the supporting rod, and two ends of the extension spring are connected with the tray body and the supporting rod respectively.

The preferable technical scheme of the utility model is that a sealing ring is arranged between the U-shaped frame and the tray body.

Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, one end of the U-shaped frame provided with the aeration membrane is correspondingly inserted into the clamping device, the clamping device is utilized to fix the installation position of the U-shaped frame, so that the aeration membrane is fixed on one side of the disc body far away from the air inlet pipe, gas enters the air inlet pipe, flows through the flow guide channel, and pushes the backflow prevention component in the flow guide outlet of the outlet end of the air inlet pipe upwards until the backflow prevention component leaves the flow guide outlet, the gas is discharged from the flow guide outlet into the disc body through the flow guide channel and is discharged through the flow division port, so that aeration is realized, and when the air inlet pipe stops air inlet, the backflow prevention component loses upward pushing force and moves downwards into the outlet end of the air inlet pipe to block the air inlet pipe, thus preventing gas backflow from occurring and influencing subsequent work; when the aeration membrane is damaged or blocked, the clamping device is utilized to release the constraint and fixation of the U-shaped frame, the aeration membrane is detached from one side of the disc body by the U-shaped frame, and the aeration membrane can be replaced or cleaned.

The disc-type aerator provided by the utility model is convenient to detach, replace and clean the aeration membrane, and can avoid the condition of gas backflow after stopping working.

Drawings

FIG. 1 is a schematic view of a disc aerator according to an embodiment of the present utility model;

FIG. 2 is an enlarged schematic view of the structure shown in FIG. 1A, provided in an embodiment of the present utility model;

FIG. 3 is an enlarged schematic view of the structure shown at B in FIG. 1 provided in an embodiment of the present utility model;

FIG. 4 is a schematic view of a backflow prevention assembly provided in an embodiment of the present utility model;

in the drawings, the list of components represented by the various numbers is as follows:

1. a tray body; 2. a connection end; 3. an air inlet pipe; 31. a flow guide; 32. a diversion channel; 33. a diversion outlet; 4. a backflow prevention assembly; 41. a pressing seat; 42. a hollow column; 43. a limit spring; 44. a connecting plate; 45. a slide bar; 5. a U-shaped frame; 51. an aeration membrane; 52. a seal ring; 53. a chute; 6. a clamping device; 61. a fixing plate; 62. a limiting plate; 63. a support rod; 64. a tension spring; 7. a support frame; 71. and a shunt opening.

Detailed Description

The technical scheme of the utility model is further described below by the specific embodiments with reference to the accompanying drawings.

The disc aerator comprises a disc body 1, wherein one end of the disc body 1 is provided with a connecting end 2, one end of the connecting end 2 is provided with an air inlet pipe 3, an air outlet end of the air inlet pipe 3 is provided with a flow guide piece 31, a flow guide channel 32 is arranged between the flow guide piece 31 and the air inlet pipe 3, the periphery of one end, far away from the flow guide channel 32, of the flow guide piece 31 is obliquely arranged to form a flow guide outlet 33, the inner wall of the disc body 1 is provided with a supporting frame 7, shunt openings 71 are uniformly distributed on the supporting frame 7, and an anti-backflow assembly 4 is connected to the supporting frame 7 in a sliding manner;

clamping devices 6 are uniformly arranged around the top side of the tray body 1, U-shaped frames 5 are arranged in the clamping devices 6, U-shaped openings of the U-shaped frames 5 are sleeved on the top side of the tray body 1 and are fixed through the clamping devices 6, aeration membranes 51 are arranged between the U-shaped frames 5 in multiple groups, and sealing rings 52 are arranged between the U-shaped frames 5 and the tray body 1.

One end of a U-shaped frame 5 provided with an aeration membrane 51 is correspondingly inserted into a clamping device 6, the clamping device 6 is utilized to fix the installation position of the U-shaped frame 5, so that the aeration membrane 51 is fixed on one side of a disc body 1 far away from an air inlet pipe 3, gas enters the air inlet pipe 3, a backflow prevention component 4 in a diversion outlet 33 at the outlet end of the air inlet pipe 3 is pushed upwards through a diversion channel 32 until the backflow prevention component 4 leaves the diversion outlet 33, gas is discharged from the diversion outlet 33 into the disc body 1 through the diversion channel 32 and is discharged through the aeration membrane 51 after passing through a diversion opening 71, aeration is realized, and after the air inlet pipe 3 stops air inlet, the backflow prevention component 4 loses upward thrust and moves downwards to the inside of the outlet end of the air inlet pipe 3 to block the air inlet pipe, so that gas backflow is prevented, and the influence on subsequent work is caused; when the aeration membrane 51 is damaged or blocked, the clamping device 6 is used for removing the U-shaped frame 5, the U-shaped frame 5 is used for detaching the aeration membrane 51 from one side of the disc body 1, and then the aeration membrane 51 can be replaced or cleaned.

As a possible implementation manner of the present solution, preferably, the backflow preventing assembly 4 includes a pressing seat 41 adapted to the flow guiding outlet 33, a hollow column 42 is disposed on a top side of the pressing seat 41, sliding rods 45 slidably connected with the supporting frame 7 are disposed around a top side of the hollow column 42, a limiting spring 43 is connected between the supporting frame 7 and the hollow column 42, a plurality of groups of connecting plates 44 are disposed between top sides of the sliding rods 45, gas enters the air inlet pipe 3, pushes the pressing seat 41 upward after passing through the flow guiding channel 32, the pressing seat 41 presses the limiting spring 43 to push the sliding rods 45 upward, when the pressing seat 41 is separated from the flow guiding outlet 33 and moves out of an outlet end of the air inlet pipe 3, the gas enters the disc body 1 through the flow guiding outlet 33, so that subsequent aeration work is facilitated, after the air inlet pipe 3 stops working, the pressing seat 41 drives the sliding rods 45 to move downward under the action of the limiting spring 43 until the pressing seat 41 is pressed inside the flow guiding outlet 33, and the gas backflow is prevented from occurring, thereby affecting the subsequent aeration work.

As a possible implementation manner of the scheme, preferably, the clamping device 6 comprises a fixed plate 61 arranged around the disc body 1, a supporting rod 63 is slidably connected in the fixed plate 61, one end of the supporting rod 63 is provided with a limiting plate 62 which is abutted against the fixed plate 61, one end of the supporting rod 63 penetrates through a sliding groove 53 of the U-shaped frame 5 to be clamped in the disc body 1, an extension spring 64 is sleeved on the outer wall of the supporting rod 63, two ends of the extension spring 64 are respectively connected with the disc body 1 and the supporting rod 63, the supporting rod 63 is pulled through the limiting plate 62, one end of the U-shaped frame 5 penetrates through a notch formed between the fixed plate 61 and the disc body 1, the U-shaped frame 5 is extruded by the limiting plate 61 to slide along one side of the disc body 1 in the installation process, so that the aeration membrane 51 is installed on one side of the disc body 1, the limiting plate 62 is loosened, the limiting plate 62 is extruded by the limiting plate 62 to move towards the direction close to the U-shaped frame 5 under the effect of the extension spring 64 until the outer wall of the U-shaped frame 5, so that the U-shaped frame 5 and the membrane 51 are fixed, when the membrane 51 is damaged or blocked, the membrane 51 is pulled, namely the membrane 5 can be removed from the disc 1 or the aeration frame 51 is replaced by pulling the U-shaped frame 5, and the membrane 1 is replaced by simply, and the membrane 1 is removed by simply, or the membrane 1.

While the utility model has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the utility model. The utility model is not to be limited by the specific embodiments disclosed herein, but rather, embodiments falling within the scope of the appended claims are intended to be embraced by the utility model.

Claims (6)

1. A disk aerator, characterized in that: the novel water-saving water heater comprises a tray body (1), wherein one end of the tray body (1) is provided with a connecting end (2), one end of the connecting end (2) is provided with an air inlet pipe (3), an air outlet end of the air inlet pipe (3) is provided with a flow guide piece (31), the inner wall of the tray body (1) is provided with a supporting frame (7), shunt openings (71) are uniformly distributed on the supporting frame (7), and the supporting frame (7) is connected with a backflow prevention assembly (4) in a sliding manner;

the device is characterized in that clamping devices (6) are uniformly arranged around the top side of the tray body (1), U-shaped frames (5) are arranged in the clamping devices (6), U-shaped openings of the U-shaped frames (5) are sleeved on the top side of the tray body (1) and are fixed through the clamping devices (6), and aeration membranes (51) are arranged among the plurality of groups of U-shaped frames (5).

2. A tray aerator as claimed in claim 1, wherein:

a flow guide channel (32) is arranged between the flow guide piece (31) and the air inlet pipe (3), and a flow guide outlet (33) is obliquely arranged around one end, far away from the flow guide channel (32), of the flow guide piece (31).

3. A tray aerator as claimed in claim 1, wherein:

the anti-backflow assembly (4) comprises a pressing seat (41) which is matched with the diversion outlet (33), a hollow column (42) is arranged on the top side of the pressing seat (41), sliding rods (45) which are in sliding connection with the supporting frame (7) are arranged on the periphery of the top side of the hollow column (42), and a limiting spring (43) is connected between the supporting frame (7) and the hollow column (42).

4. A tray aerator according to claim 3, wherein:

a connecting plate (44) is arranged between the top sides of the plurality of groups of sliding rods (45).

5. A tray aerator as claimed in claim 1, wherein:

the clamping device comprises a fixing plate (61) arranged on the periphery of a disc body (1), a supporting rod (63) is connected to the fixing plate (61) in a sliding mode, a limiting plate (62) connected with the fixing plate (61) in a propping mode is arranged at one end of the supporting rod (63), a sliding groove (53) of a U-shaped frame (5) is formed in the disc body (1) in a clamping mode at one end of the supporting rod (63), an extension spring (64) is sleeved on the outer wall of the supporting rod (63), and two ends of the extension spring (64) are connected with the disc body (1) and the supporting rod (63) respectively.

6. A tray aerator as claimed in claim 1, wherein:

a sealing ring (52) is arranged between the U-shaped frame (5) and the disc body (1).