CN218501360U

CN218501360U - Two heavy pond froth cleaning device that float

Info

Publication number: CN218501360U
Application number: CN202222585673.0U
Authority: CN
Inventors: 刘猛林; 朱永钢; 季森; 严娟; 李政; 曹江浩; 姜春来
Original assignee: Nantong Huaxin Environmental Protection Technology Co ltd
Current assignee: Nantong Huaxin Environmental Protection Technology Co ltd
Priority date: 2022-09-29
Filing date: 2022-09-29
Publication date: 2023-02-21
Anticipated expiration: 2032-09-29

Abstract

The utility model discloses a secondary sedimentation tank froth cleaning device, which comprises a froth suction mechanism, a froth skimming mechanism and a froth storage tank, wherein the froth skimming mechanism is arranged at the central position of the secondary sedimentation tank, and the froth suction device is arranged at the edge of the secondary sedimentation tank; the froth suction mechanism comprises a suction support, a suction gun head, a lifting mechanism and a water pump, the suction support is fixedly arranged on the pool edge, the lifting mechanism is fixedly arranged on the suction support and is used for controlling the suction gun head to lift up and down, the suction gun head is connected with the water pump through a water pipe, and the water pump is communicated with the froth storage pool; has the advantages of high froth skimming efficiency, good effect, labor saving and the like.

Description

Two heavy pond froth cleaning device that float

Technical Field

The utility model relates to a two heavy ponds float foam cleaning technical field, especially relate to a two heavy ponds float foam cleaning device.

Background

The secondary sedimentation tank is an important component of an activated sludge system in a sewage treatment process and is also the last link of sewage biological treatment, and the secondary sedimentation tank mainly has the functions of separating sludge, clarifying mixed liquor and concentrating the sludge in the mixed liquor.

In operation, scum (floating impurities, bubbles, a small amount of nitrified sludge and anaerobic sludge from a biochemical system) is inevitably present on the surface of the secondary sedimentation tank. The scum in the existing secondary sedimentation tank is usually removed by matching a scum hopper which is fixedly arranged at the inner side of an effluent weir in the secondary sedimentation tank with a scum board which is arranged on a rotary type mud suction and scraping machine in a matching way. The whole slag scraping plate is positioned on the surface of the secondary sedimentation tank and can rotate around the central support of the secondary sedimentation tank, a slag scraping rake made of soft rubber is fixed at the outer end of the slag scraping plate far away from the central support of the secondary sedimentation tank, and a slag inlet at the top of the slag hopper is slightly higher than the liquid level of the surface of the tank. When in use, the scum on the surface of the secondary sedimentation tank is swept into the scum hopper to be removed under the dragging of the scum rake.

However, in the actual operation process, the scum removal rate in the existing secondary sedimentation tank is not high, and the scum is always kept floating on the surface of the secondary sedimentation tank along with the rotary motion of the scum board and is difficult to sweep into the scum hopper by the scum scraping rake, so that the cleanliness and the attractiveness of the clarifying solution on the surface of the secondary sedimentation tank are influenced.

Therefore, the floating foam cleaning device for the secondary sedimentation tank is provided, and the problems can be solved.

Disclosure of Invention

The utility model aims to solve the technical problem that the dross clearance is not high in the present two heavy ponds, has the dross throughout along with the rotary motion of scum board and continue to float in two heavy pond pool faces, is difficult to sweep into the sediment fill by the scum rake, has influenced the cleanliness factor of two heavy pond face clarification liquids and pleasing to the eye, so provides a two heavy ponds froth cleaning device, two heavy ponds float froth cleaning device include:

the froth skimming and floating mechanism is arranged at the central position of the secondary sedimentation tank, and the froth suction device is arranged at the edge of the secondary sedimentation tank;

the floating foam suction mechanism comprises a suction support, a suction gun head, a lifting mechanism and a water suction pump, wherein the suction support is fixedly installed on the pool edge, the lifting mechanism is fixedly installed on the suction support and used for controlling the suction gun head to ascend and descend, the suction gun head is connected with the water suction pump through a water pipe, and the water suction pump is communicated with the floating foam storage pool.

Furthermore, the lifting mechanism is an electric hydraulic telescopic mechanism, and the sucked gun head is bound on a telescopic rod of the electric hydraulic telescopic mechanism through a binding belt.

Furthermore, the length of the water pipe is far longer than the distance between the water suction pump and the suction gun head, and a wear-resistant layer is arranged on the outer wall of the water pipe.

Further, froth skimming mechanism includes the motor, motor fixed mounting be in the center of two heavy pond bottoms of pool, the welding has a hollow iron set in the drive shaft of motor, the fixed air pump that is provided with in iron set top, the air pump is linked together with the iron set.

Further, the upper end of the iron rod is fixedly provided with a froth skimming rod, an air passage is formed in the froth skimming rod, and the air passage is communicated with the iron rod.

Furthermore, one side of the froth skimming rod is also provided with a row of air injection holes.

Furthermore, the gas injection holes are arranged in a direction oblique to the pool wall of the secondary sedimentation pool.

Implement the utility model discloses, following beneficial effect has:

1. the utility model discloses utilize the froth skimming mechanism to blow the dross of two heavy pond surfaces of water all to two heavy pond edges of pond, recycle and float the froth suction means and will float the whole absorption of foam, clear up effectually, and avoided the undulant too big condition of surface of water in the clearance process, do not influence two heavy ponds and deposit the effect.

Drawings

Fig. 1 is a structural diagram of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to the attached drawings of the specification, the technical problem to be solved in this embodiment is that the scum removal rate in the conventional secondary sedimentation tank is not high, scum always exists along with the revolving motion of the scum board and continuously floats on the surface of the secondary sedimentation tank, and is difficult to sweep into a scum hopper by a scum rake, which affects the cleanliness and beauty of the clear liquid on the surface of the secondary sedimentation tank, so that a secondary sedimentation tank scum cleaning device is provided, which includes:

the device comprises a froth suction mechanism, a froth skimming mechanism and a froth storage tank 1, wherein the froth skimming mechanism is arranged at the central position of a secondary sedimentation tank 2, and a froth suction device is arranged at the edge of the secondary sedimentation tank 2;

the froth suction mechanism comprises a suction support 3, a suction gun head 5, a lifting mechanism 4 and a water suction pump 7, wherein the suction support 3 is fixedly installed on the pool edge, the lifting mechanism 4 is fixedly installed on the suction support 3 and used for controlling the suction gun head 5 to ascend and descend, the suction gun head 5 is connected with the water suction pump 7 through a water pipe 6, and the water suction pump 7 is communicated with the froth storage pool 1.

The lifting mechanism 4 is an electric hydraulic telescopic mechanism, and the sucked gun head 5 is bound on a telescopic rod of the electric hydraulic telescopic mechanism through a binding belt.

The length of the water pipe 6 is far longer than the distance between the water suction pump 7 and the suction gun head 5, and the outer wall of the water pipe 6 is provided with a wear-resistant layer.

Froth skimming mechanism includes motor 8, and motor 8 fixed mounting has a hollow iron pole 9 in the welding in the center of 2 bottoms of two heavy ponds, the fixed air pump that is provided with in 9 tops of iron pole, and the air pump is linked together with iron pole 9 in the drive shaft of motor 8.

The upper end of the iron rod 9 is also fixedly provided with a froth skimming rod 10, an air passage is arranged in the froth skimming rod 10, and the air passage is communicated with the iron rod 9.

One side of the froth skimming rod 10 is also provided with a row of air injection holes.

The gas injection holes are arranged in the direction of inclining to the tank wall of the secondary sedimentation tank 2.

In the use, open earlier and skim the froth mechanism, the froth pole is floated in the skimming receives motor drive to rotate, and the iron set top injects into gas simultaneously, and gas is spout from the fumarole, and the froth on two heavy pond surfaces is skimmed to two heavy pond edges, opens the froth suction means on pond edge again and absorbs the froth, and the froth suction after the absorption is to floating in the froth storage pond, if two heavy pond's the surface of water descend, then will absorb the rifle head and descend and make its contact surface of water through elevating system.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A secondary sedimentation tank froth cleaning device is characterized by comprising a froth suction mechanism, a froth skimming mechanism and a froth storage tank, wherein the froth skimming mechanism is arranged at the central position of a secondary sedimentation tank, and the froth suction mechanism is arranged at the edge of the secondary sedimentation tank;

the froth suction mechanism comprises a suction support, a suction gun head, a lifting mechanism and a water suction pump, and the suction support is fixedly arranged on the pool edge; the lifting mechanism is fixedly installed on the suction support and used for controlling the suction gun head to lift up and down, the suction gun head is connected with the water suction pump through a water pipe, and the water suction pump is communicated with the froth storage pool.

2. The secondary sedimentation tank froth cleaning device according to claim 1, wherein the lifting mechanism is an electro-hydraulic telescopic mechanism, and the suction gun head is bound to a telescopic rod of the electro-hydraulic telescopic mechanism through a binding belt.

3. The secondary sedimentation tank froth cleaning device according to claim 2, wherein the length of the water pipe is much longer than the distance between the water suction pump and the suction gun head, and a wear-resistant layer is arranged on the outer wall of the water pipe.

4. The secondary sedimentation tank froth cleaning device according to claim 3, wherein the froth skimming mechanism comprises a motor, the motor is fixedly installed at the center of the bottom of the secondary sedimentation tank, a hollow iron rod is welded on a driving shaft of the motor, an air pump is fixedly arranged at the top end of the iron rod, and the air pump is communicated with the iron rod.

5. The secondary sedimentation tank froth cleaning device according to claim 4, wherein a froth skimming bar is further fixedly arranged at the upper end of the iron bar, an air passage is formed inside the froth skimming bar, and the air passage is communicated with the iron bar.

6. The froth cleaning device of the secondary sedimentation tank of claim 5, wherein a row of air injection holes are further formed on one side of the froth skimming bar.

7. The froth cleaning device of claim 6, wherein the gas injection holes are arranged in a direction inclined to the tank wall of the secondary sedimentation tank.