CN220223692U - Overflow water outlet device for air floatation tank - Google Patents

Abstract

The utility model discloses an overflow water outlet device of an air floatation tank, which is applied to the technical field of overflow water outlet devices of air floatation tanks, and has the technical scheme that: an overflow water outlet device of an air floatation tank comprises the air floatation tank and a water outlet fixedly connected in the air floatation tank; the water outlet is fixedly provided with a water outlet pipe along the vertical direction, a mounting sleeve is coaxially sleeved on the water outlet pipe and is in sliding connection with the water outlet pipe, one end, away from the water outlet, of the mounting sleeve is fixedly connected with an overflow water outlet in a flaring structure, a sealing ring is fixedly arranged between the water outlet pipe and the mounting sleeve, a mounting frame is fixedly arranged on the air floatation tank, and a lifting adjusting assembly for adjusting the height of the overflow water outlet is fixedly arranged on the mounting frame; the method has the technical effects that: the water yield is increased, the influence of water inlet fluctuation on the water level height is reduced, and the adjustment is convenient.

Description

Overflow water outlet device for air floatation tank

Technical Field

The utility model relates to the technical field of overflow water outlet devices of air floatation tanks, in particular to an overflow water outlet device of an air floatation tank.

Background

The floatation tank for sewage treatment mainly removes suspended matters, fine flocs, petroleum substances and other solid matters in the wastewater by a floatation method, reduces the burden of a subsequent sewage treatment system and improves the treatment efficiency. The wastewater floats to the water surface under the action of micro bubbles and flocculant after entering the air floatation tank, and the wastewater flows into a water outlet side through a water pipe at the bottom to enter the subsequent treatment process, but the water outlet tank valve is regulated in time along with the change of sewage treatment capacity, otherwise, the water level in the tank is raised to easily cause suspended matters, fine flocs, petroleum substances and other solids floating out of the upper layer in the tank to overflow out of the tank weir, and the wastewater flows to the surrounding ground to cause pollution.

As shown in fig. 1 and fig. 2, in the prior art, the steel structure air-floating water outlet part is usually made into a water outlet weir plate, specifically, an overflow water outlet weir plate is formed on a hand wheel fixing plate, a water outlet weir plate is attached in front of the water outlet weir plate, and the height of the weir plate is adjusted through a hand wheel so as to control the water outlet, but when the water outlet is very large or the width of the equipment is limited, the overflow water outlet can be quite wide and quite deep, the strength of the hand wheel fixing plate is affected, the steel plate is deformed, and meanwhile, when the water inlet is changed, the height of the weir plate is adjusted continuously to stabilize the water level, so that the operation is troublesome and the improvement is necessary.

Disclosure of Invention

The utility model aims to provide an overflow water outlet device of an air floatation tank, which has the advantages of increasing water outlet quantity, reducing the influence of water inlet fluctuation on water level height and facilitating adjustment.

The technical aim of the utility model is realized by the following technical scheme: an overflow water outlet device of an air floatation tank comprises the air floatation tank and a water outlet fixedly connected in the air floatation tank; the water outlet is fixedly provided with a water outlet pipe along the vertical direction, a mounting sleeve is sleeved on the water outlet pipe in a coaxial manner and is connected with a sliding manner, one end of the mounting sleeve, which is far away from the water outlet, is fixedly connected with an overflow water outlet in a flaring structure, a sealing ring is fixedly arranged between the water outlet pipe and the mounting sleeve, a mounting frame is fixedly arranged on the air floatation tank, and a lifting adjusting assembly for adjusting the height of the overflow water outlet is fixedly arranged on the mounting frame.

The utility model is further provided with: the overflow water outlet is in a hollow prismatic table-shaped structure, and the thickness of the side wall of the overflow water outlet is not less than 3mm.

The utility model is further provided with: the overflow water outlet is of a hollow quadrangular frustum pyramid structure, and one end of the overflow water outlet, which is far away from the water outlet, is of a square structure.

The utility model is further provided with: the mounting frame comprises a mounting plate fixedly connected to the air floatation tank, and a plurality of reinforcing ribs for keeping connection stability are fixedly connected to the mounting plate.

The utility model is further provided with: the lifting adjusting assembly comprises an adjusting screw rod which is rotationally connected to the mounting plate along the vertical direction, a sleeve pipe which is used for keeping the rotation axis of the adjusting screw rod is fixedly connected to the mounting plate along the vertical direction, an overflow water passing port is fixedly connected to the bottom of the adjusting screw rod, a circular screw seat which is coaxially arranged with the adjusting screw rod and used for driving the adjusting screw rod to lift is rotationally connected to the mounting plate, and a rotary driving assembly which is used for driving the circular screw seat to rotate is fixedly connected to the circular screw seat.

The utility model is further provided with: the rotary driving assembly comprises a rotary gear which is coaxially and fixedly connected to the circular wire seat, a driving motor is fixedly connected to the mounting plate, the output end of the driving motor is fixedly connected with a driving gear which is used for driving the rotary gear to rotate, and a plurality of water level sensors are fixedly arranged in the air floatation tank.

The utility model is further provided with: the rotary driving assembly is a driving handle fixedly connected to the circular wire seat.

The utility model is further provided with: the sealing ring is a rubber ring.

In summary, the utility model has the following beneficial effects:

1. through set up the outlet pipe and based on setting up the overflow mouth of a river that is hollow terrace with edge form structure on the outlet pipe to make the rivers that surpass overflow mouth of a river get into the outlet pipe through overflow mouth of a river and thereby discharge from the delivery port, and with overflow mouth of a river one end setting into direction structure of keeping away from the delivery port, thereby increased overflow mouth of a river's play water weir mouth girth, thereby increased the water yield, reduced the influence of inflow fluctuation to water level height, set up simultaneously and be used for adjusting overflow mouth of a river high lift adjusting part, thereby be convenient for adjust the height of air supporting pond internal water surface through adjusting overflow mouth of a river high, be convenient for adjust.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the prior art;

FIG. 2 is a schematic cross-sectional view of the structure of FIG. 1 taken along the A-A direction;

FIG. 3 is a schematic overall structure of embodiment 1;

FIG. 4 is a structural sectional view of the whole of embodiment 1;

FIG. 5 is an enlarged schematic view of portion A of FIG. 4;

fig. 6 is a structural sectional view of the elevation adjustment assembly of embodiment 2.

Reference numerals: 1. an air floatation tank; 2. a water outlet; 3. a water outlet pipe; 4. a mounting sleeve; 5. overflowing the water gap; 6. a seal ring; 7. a mounting frame; 71. a mounting plate; 72. reinforcing ribs; 73. a sleeve; 8. a lifting adjusting component; 81. adjusting a screw rod; 82. a round wire seat; 83. a rotary drive assembly; 831. a rotary gear; 832. a driving motor; 833. a drive gear; 834. a drive handle; 84. a water level sensor.

Detailed Description

The present utility model will be described in further detail with reference to the accompanying drawings.

Example 1:

referring to fig. 2 to 5, an overflow water outlet device of an air floatation tank comprises an air floatation tank 1 and a water outlet 2 fixedly connected in the air floatation tank 1, wherein a water outlet pipe 3 is fixedly arranged on the water outlet 2 along the vertical direction, a mounting sleeve 4 is coaxially sleeved on the water outlet pipe 3 in a sliding manner, an overflow water outlet 5 in a flaring structure is fixedly connected to one end, far away from the water outlet 2, of the mounting sleeve 4, and water flow exceeding the overflow water outlet 5 enters the water outlet pipe 3 through the overflow water outlet 5 so as to be discharged from the water outlet 2. The overflow water gap 5 is of a hollow prismatic table-shaped structure, the thickness of the side wall of the overflow water gap 5 is not less than 3mm, a sealing ring 6 is fixedly arranged between the water outlet pipe 3 and the mounting sleeve 4, a mounting frame 7 is fixedly arranged on the air floatation tank 1, the mounting frame 7 comprises a mounting plate 71 fixedly connected to the air floatation tank 1, and a plurality of reinforcing ribs 72 for keeping connection stability are fixedly connected to the mounting plate 71. The lifting adjusting component 8 for adjusting the height of the overflow water gap 5 is fixedly arranged on the mounting frame 7, and the lifting adjusting component 8 adjusts the height of the water surface in the air floatation tank 1 by adjusting the height of the overflow water gap 5. In this embodiment, the overflow water outlet 5 is of a hollow quadrangular frustum pyramid structure, and one end of the overflow water outlet 5 far away from the water outlet 2 is of a square structure, so that the perimeter of a water outlet weir mouth of the overflow water outlet 5 is increased, the water yield is increased, the influence of water inflow fluctuation on the water level height is reduced, and the sealing ring 6 is a rubber ring, so that the replacement cost of the sealing ring 6 is reduced.

Referring to fig. 2 to 5, specifically, the lifting adjusting assembly 8 includes an adjusting screw 81 rotatably connected to the mounting plate 71 along a vertical direction, a sleeve 73 for maintaining a rotation axis of the adjusting screw 81 is fixedly connected to the mounting plate 71 along the vertical direction, the overflow water gap 5 is fixedly connected to the bottom of the adjusting screw 81, a circular screw seat 82 coaxially arranged with the adjusting screw 81 is rotatably connected to the mounting plate 71 and used for driving the adjusting screw 81 to lift, an internal thread engaged with the adjusting screw 81 is provided in the circular screw seat 82, and when the circular screw seat 82 rotates, the adjusting screw 81 moves in the sleeve 73 along the vertical direction due to the thread engagement, so as to drive the overflow water gap 5 to lift. A rotation driving assembly 83 for driving the circular wire holder 82 to rotate is fixedly connected to the circular wire holder 82. In this embodiment, the rotary driving assembly 83 includes a driving motor 832 fixedly connected to a rotary gear 831 mounting plate 71 on the circular wire seat 82, the output end of the driving motor 832 is fixedly connected to a driving gear 833 for driving the rotary gear 831 to rotate, a plurality of water level sensors 84 are fixedly arranged in the air floatation tank 1, and when the water level in the air floatation tank 1 is higher, the driving motor 832 is remotely controlled to rotate so as to drive the overflow water gap 5 to lift, thereby realizing water level adjustment.

Example 2:

referring to fig. 6, in the present embodiment, the rotary driving assembly 83 is a driving handle 834 fixedly connected to the circular wire holder 82, and the height of the overflow gate 5 is manually adjusted by shaking the driving handle 834 to rotate the circular wire holder 82.

The use process is briefly described: the water flow exceeding the overflow water gap 5 can enter the water outlet pipe 3 through the overflow water gap 5 so as to be discharged from the water outlet 2, when the height of the overflow water gap 5 needs to be adjusted so as to adjust the water level in the air floatation tank 1, the driving handle 834 is rocked to drive the circular wire seat 82 to rotate so as to drive the adjusting screw 81 to lift and drive the overflow water gap 5 to manually lift, and the water level sensor 84 is observed and the driving motor 832 is remotely controlled to rotate so as to drive the overflow water gap 5 to automatically lift and drive the water level to adjust.

The present embodiment is only for explanation of the present utility model and is not to be construed as limiting the present utility model, and modifications to the present embodiment which may creatively contribute to the present utility model as required may be made by those skilled in the art after reading the present specification, but are protected by patent laws within the scope of claims of the present utility model.

Claims (8)

1. An overflow water outlet device of an air floatation tank comprises the air floatation tank (1) and a water outlet (2) fixedly connected in the air floatation tank (1); the water outlet device is characterized in that a water outlet pipe (3) is fixedly arranged on the water outlet (2) along the vertical direction, a mounting sleeve (4) is sleeved on the water outlet pipe (3) in a sliding manner, one end of the water outlet (2) is fixedly connected with an overflow water outlet (5) which is in a flaring structure, a sealing ring (6) is fixedly arranged between the water outlet pipe (3) and the mounting sleeve (4), a mounting frame (7) is fixedly arranged on the air floatation tank (1), and a lifting adjusting component (8) for adjusting the height of the overflow water outlet (5) is fixedly arranged on the mounting frame (7).

2. An overflow water outlet device of an air floatation tank according to claim 1, wherein the overflow water outlet (5) is in a hollow prismatic table-shaped structure, and the thickness of the side wall of the overflow water outlet (5) is not less than 3mm.

3. An overflow water outlet device of an air floatation tank according to claim 2, wherein the overflow water outlet (5) is of a hollow quadrangular frustum pyramid-shaped structure, and one end of the overflow water outlet (5) far away from the water outlet (2) is of a square structure.

4. An overflow water outlet device of an air floatation tank according to claim 1, wherein the mounting frame (7) comprises a mounting plate (71) fixedly connected to the air floatation tank (1), and a plurality of reinforcing ribs (72) for keeping connection stability are fixedly connected to the mounting plate (71).

5. The overflow water outlet device of the air floatation tank according to claim 4, wherein the lifting adjusting assembly (8) comprises an adjusting screw rod (81) rotatably connected to the mounting plate (71) along a vertical direction, a sleeve (73) for keeping the rotation axis of the adjusting screw rod (81) is fixedly connected to the mounting plate (71) along the vertical direction, the overflow water outlet (5) is fixedly connected to the bottom of the adjusting screw rod (81), the mounting plate (71) is rotatably connected with a circular screw seat (82) coaxially arranged with the adjusting screw rod (81) and used for driving the adjusting screw rod (81) to lift, and a rotary driving assembly (83) for driving the circular screw seat (82) to rotate is fixedly connected to the circular screw seat (82).

6. The overflow water outlet device of the air floatation tank according to claim 5, wherein the rotary driving assembly (83) comprises a rotary gear (831) fixedly connected to the circular wire seat (82) in a coaxial manner, a driving motor (832) is fixedly connected to the mounting plate (71), an output end of the driving motor (832) is fixedly connected with a driving gear (833) for driving the rotary gear (831) to rotate, and a plurality of water level sensors (84) are fixedly arranged in the air floatation tank (1).

7. An overflow drain of an air floatation tank as recited in claim 5, wherein said rotary drive assembly (83) is a drive handle (834) fixedly attached to said circular wire seat (82).

8. An overflow water outlet device of an air floatation tank according to claim 1, wherein the sealing ring (6) is a rubber ring.